TSTP Solution File: SYN860-1 by Zipperpin---2.1.9999

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : Zipperpin---2.1.9999
% Problem  : SYN860-1 : TPTP v8.1.2. Released v2.5.0.
% Transfm  : NO INFORMATION
% Format   : NO INFORMATION
% Command  : python3 /export/starexec/sandbox2/solver/bin/portfolio.lams.parallel.py %s %d /export/starexec/sandbox2/tmp/tmp.7Pw5Z6BAWX true

% Computer : n013.cluster.edu
% Model    : x86_64 x86_64
% CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 2.10GHz
% Memory   : 8042.1875MB
% OS       : Linux 3.10.0-693.el7.x86_64
% CPULimit : 300s
% WCLimit  : 300s
% DateTime : Fri Sep  1 04:05:49 EDT 2023

% Result   : Unsatisfiable 26.04s 4.37s
% Output   : Refutation 26.61s
% Verified : 
% SZS Type : -

% Comments : 
%------------------------------------------------------------------------------
%----WARNING: Could not form TPTP format derivation
%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.09/0.13  % Problem  : SYN860-1 : TPTP v8.1.2. Released v2.5.0.
% 0.09/0.14  % Command  : python3 /export/starexec/sandbox2/solver/bin/portfolio.lams.parallel.py %s %d /export/starexec/sandbox2/tmp/tmp.7Pw5Z6BAWX true
% 0.14/0.36  % Computer : n013.cluster.edu
% 0.14/0.36  % Model    : x86_64 x86_64
% 0.14/0.36  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.14/0.36  % Memory   : 8042.1875MB
% 0.14/0.36  % OS       : Linux 3.10.0-693.el7.x86_64
% 0.14/0.36  % CPULimit : 300
% 0.14/0.36  % WCLimit  : 300
% 0.14/0.36  % DateTime : Sat Aug 26 19:52:32 EDT 2023
% 0.14/0.36  % CPUTime  : 
% 0.14/0.36  % Running portfolio for 300 s
% 0.14/0.36  % File         : /export/starexec/sandbox2/benchmark/theBenchmark.p
% 0.14/0.36  % Number of cores: 8
% 0.14/0.36  % Python version: Python 3.6.8
% 0.14/0.36  % Running in FO mode
% 0.21/0.67  % Total configuration time : 435
% 0.21/0.67  % Estimated wc time : 1092
% 0.21/0.67  % Estimated cpu time (7 cpus) : 156.0
% 0.21/0.73  % /export/starexec/sandbox2/solver/bin/fo/fo6_bce.sh running for 75s
% 0.21/0.75  % /export/starexec/sandbox2/solver/bin/fo/fo3_bce.sh running for 75s
% 1.32/0.76  % /export/starexec/sandbox2/solver/bin/fo/fo1_av.sh running for 75s
% 1.32/0.77  % /export/starexec/sandbox2/solver/bin/fo/fo13.sh running for 50s
% 1.32/0.77  % /export/starexec/sandbox2/solver/bin/fo/fo7.sh running for 63s
% 1.32/0.77  % /export/starexec/sandbox2/solver/bin/fo/fo4.sh running for 50s
% 1.32/0.77  % /export/starexec/sandbox2/solver/bin/fo/fo5.sh running for 50s
% 26.04/4.37  % Solved by fo/fo7.sh.
% 26.04/4.37  % done 1424 iterations in 3.399s
% 26.04/4.37  % SZS status Theorem for '/export/starexec/sandbox2/benchmark/theBenchmark.p'
% 26.04/4.37  % SZS output start Refutation
% 26.04/4.37  thf(ssPv25_4r1r1r1r1_type, type, ssPv25_4r1r1r1r1: $i > $i > $i > $i > $o).
% 26.04/4.37  thf(ssNder1_9r1r1r1r1r1r1r1r1r1_type, type, ssNder1_9r1r1r1r1r1r1r1r1r1: 
% 26.04/4.37      $i > $i > $i > $i > $i > $i > $i > $i > $i > $o).
% 26.04/4.37  thf(ssPv23_6r1r1r1r1r1r1_type, type, ssPv23_6r1r1r1r1r1r1: $i > $i > $i > 
% 26.04/4.37                                                             $i > $i > $i > $o).
% 26.04/4.37  thf(ssPv20_9r1r1r1r1r1r1r1r1r1_type, type, ssPv20_9r1r1r1r1r1r1r1r1r1: 
% 26.04/4.37      $i > $i > $i > $i > $i > $i > $i > $i > $i > $o).
% 26.04/4.37  thf(skc28_type, type, skc28: $i).
% 26.04/4.37  thf(ssNder1_1r1_type, type, ssNder1_1r1: $i > $o).
% 26.04/4.37  thf(ssPv5_24r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1_type, type, 
% 26.04/4.37      ssPv5_24r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1: $i > $i > $i > 
% 26.04/4.37                                                                $i > $i > $i > 
% 26.04/4.37                                                                $i > $i > $i > 
% 26.04/4.37                                                                $i > $i > $i > 
% 26.04/4.37                                                                $i > $i > $i > 
% 26.04/4.37                                                                $i > $i > $i > 
% 26.04/4.37                                                                $i > $i > $i > 
% 26.04/4.37                                                                $i > $i > $i > $o).
% 26.04/4.37  thf(ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1_type, type, ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1: 
% 26.04/4.37      $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > 
% 26.04/4.37      $i > $i > $i > $i > $i > $i > $o).
% 26.04/4.37  thf(skc24_type, type, skc24: $i).
% 26.04/4.37  thf(ssNder1_4r1r1r1r1_type, type, ssNder1_4r1r1r1r1: $i > $i > $i > $i > $o).
% 26.04/4.37  thf(skc27_type, type, skc27: $i).
% 26.04/4.37  thf(ssPv23_24r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1_type, type, 
% 26.04/4.37      ssPv23_24r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1: $i > $i > 
% 26.04/4.37                                                                 $i > $i > 
% 26.04/4.37                                                                 $i > $i > 
% 26.04/4.37                                                                 $i > $i > 
% 26.04/4.37                                                                 $i > $i > 
% 26.04/4.37                                                                 $i > $i > 
% 26.04/4.37                                                                 $i > $i > 
% 26.04/4.37                                                                 $i > $i > 
% 26.04/4.37                                                                 $i > $i > 
% 26.04/4.37                                                                 $i > $i > 
% 26.04/4.37                                                                 $i > $i > 
% 26.04/4.37                                                                 $i > $i > $o).
% 26.04/4.37  thf(ssNder1_8r1r1r1r1r1r1r1r1_type, type, ssNder1_8r1r1r1r1r1r1r1r1: 
% 26.04/4.37      $i > $i > $i > $i > $i > $i > $i > $i > $o).
% 26.04/4.37  thf(ssNder1_25r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1_type, type, 
% 26.04/4.37      ssNder1_25r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1: $i > $i > 
% 26.04/4.37                                                                    $i > $i > 
% 26.04/4.37                                                                    $i > $i > 
% 26.04/4.37                                                                    $i > $i > 
% 26.04/4.37                                                                    $i > $i > 
% 26.04/4.37                                                                    $i > $i > 
% 26.04/4.37                                                                    $i > $i > 
% 26.04/4.37                                                                    $i > $i > 
% 26.04/4.37                                                                    $i > $i > 
% 26.04/4.37                                                                    $i > $i > 
% 26.04/4.37                                                                    $i > $i > 
% 26.04/4.37                                                                    $i > $i > 
% 26.04/4.37                                                                    $i > $o).
% 26.04/4.37  thf(ssPv18_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1_type, type, ssPv18_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1: 
% 26.04/4.37      $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $o).
% 26.04/4.37  thf(ssPv16_13r1r1r1r1r1r1r1r1r1r1r1r1r1_type, type, ssPv16_13r1r1r1r1r1r1r1r1r1r1r1r1r1: 
% 26.04/4.37      $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $o).
% 26.04/4.37  thf(ssPv25_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1_type, type, 
% 26.04/4.37      ssPv25_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1: $i > $i > $i > 
% 26.04/4.37                                                             $i > $i > $i > 
% 26.04/4.37                                                             $i > $i > $i > 
% 26.04/4.37                                                             $i > $i > $i > 
% 26.04/4.37                                                             $i > $i > $i > 
% 26.04/4.37                                                             $i > $i > $i > 
% 26.04/4.37                                                             $i > $i > $i > $i > $o).
% 26.04/4.37  thf(ssPv22_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1_type, type, ssPv22_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1: 
% 26.04/4.37      $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > 
% 26.04/4.37      $i > $i > $i > $i > $o).
% 26.04/4.37  thf(skc39_type, type, skc39: $i).
% 26.04/4.37  thf(ssNder1_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1_type, type, 
% 26.04/4.37      ssNder1_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1: $i > $i > $i > 
% 26.04/4.37                                                              $i > $i > $i > 
% 26.04/4.37                                                              $i > $i > $i > 
% 26.04/4.37                                                              $i > $i > $i > 
% 26.04/4.37                                                              $i > $i > $i > 
% 26.04/4.37                                                              $i > $i > $i > 
% 26.04/4.37                                                              $i > $i > $i > $i > $o).
% 26.04/4.37  thf(ssPv7_26r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1_type, type, 
% 26.04/4.37      ssPv7_26r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1: $i > $i > 
% 26.04/4.37                                                                    $i > $i > 
% 26.04/4.37                                                                    $i > $i > 
% 26.04/4.37                                                                    $i > $i > 
% 26.04/4.37                                                                    $i > $i > 
% 26.04/4.37                                                                    $i > $i > 
% 26.04/4.37                                                                    $i > $i > 
% 26.04/4.37                                                                    $i > $i > 
% 26.04/4.37                                                                    $i > $i > 
% 26.04/4.37                                                                    $i > $i > 
% 26.04/4.37                                                                    $i > $i > 
% 26.04/4.37                                                                    $i > $i > 
% 26.04/4.37                                                                    $i > $i > $o).
% 26.04/4.37  thf(ssPv22_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1_type, type, 
% 26.04/4.37      ssPv22_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1: $i > $i > $i > 
% 26.04/4.37                                                             $i > $i > $i > 
% 26.04/4.37                                                             $i > $i > $i > 
% 26.04/4.37                                                             $i > $i > $i > 
% 26.04/4.37                                                             $i > $i > $i > 
% 26.04/4.37                                                             $i > $i > $i > 
% 26.04/4.37                                                             $i > $i > $i > $i > $o).
% 26.04/4.37  thf(ssPv13_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1_type, type, ssPv13_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1: 
% 26.04/4.37      $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > 
% 26.04/4.37      $i > $i > $o).
% 26.04/4.37  thf(ssPv20_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1_type, type, 
% 26.04/4.37      ssPv20_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1: $i > $i > $i > 
% 26.04/4.37                                                             $i > $i > $i > 
% 26.04/4.37                                                             $i > $i > $i > 
% 26.04/4.37                                                             $i > $i > $i > 
% 26.04/4.37                                                             $i > $i > $i > 
% 26.04/4.37                                                             $i > $i > $i > 
% 26.04/4.37                                                             $i > $i > $i > $i > $o).
% 26.04/4.37  thf(ssPv18_11r1r1r1r1r1r1r1r1r1r1r1_type, type, ssPv18_11r1r1r1r1r1r1r1r1r1r1r1: 
% 26.04/4.37      $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $o).
% 26.04/4.37  thf(ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1_type, type, ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1: 
% 26.04/4.37      $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > 
% 26.04/4.37      $i > $i > $i > $o).
% 26.04/4.37  thf(ssPv20_26r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1_type, type, 
% 26.04/4.37      ssPv20_26r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1: $i > $i > 
% 26.04/4.37                                                                     $i > $i > 
% 26.04/4.37                                                                     $i > $i > 
% 26.04/4.37                                                                     $i > $i > 
% 26.04/4.37                                                                     $i > $i > 
% 26.04/4.37                                                                     $i > $i > 
% 26.04/4.37                                                                     $i > $i > 
% 26.04/4.37                                                                     $i > $i > 
% 26.04/4.37                                                                     $i > $i > 
% 26.04/4.37                                                                     $i > $i > 
% 26.04/4.37                                                                     $i > $i > 
% 26.04/4.37                                                                     $i > $i > 
% 26.04/4.37                                                                     $i > $i > $o).
% 26.04/4.37  thf(ssPv7_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1_type, type, 
% 26.04/4.37      ssPv7_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1: $i > $i > $i > 
% 26.04/4.37                                                            $i > $i > $i > 
% 26.04/4.37                                                            $i > $i > $i > 
% 26.04/4.37                                                            $i > $i > $i > 
% 26.04/4.37                                                            $i > $i > $i > 
% 26.04/4.37                                                            $i > $i > $i > 
% 26.04/4.37                                                            $i > $i > $i > $i > $o).
% 26.04/4.37  thf(ssPv14_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1_type, type, 
% 26.04/4.37      ssPv14_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1: $i > $i > $i > 
% 26.04/4.37                                                             $i > $i > $i > 
% 26.04/4.37                                                             $i > $i > $i > 
% 26.04/4.37                                                             $i > $i > $i > 
% 26.04/4.37                                                             $i > $i > $i > 
% 26.04/4.37                                                             $i > $i > $i > 
% 26.04/4.37                                                             $i > $i > $i > $i > $o).
% 26.04/4.37  thf(ssNder1_7r1r1r1r1r1r1r1_type, type, ssNder1_7r1r1r1r1r1r1r1: $i > $i > 
% 26.04/4.37                                                                   $i > $i > 
% 26.04/4.37                                                                   $i > $i > $i > $o).
% 26.04/4.37  thf(skc32_type, type, skc32: $i).
% 26.04/4.37  thf(skc43_type, type, skc43: $i).
% 26.04/4.37  thf(skc37_type, type, skc37: $i).
% 26.04/4.37  thf(ssPv24_5r1r1r1r1r1_type, type, ssPv24_5r1r1r1r1r1: $i > $i > $i > $i > $i > $o).
% 26.04/4.37  thf(skc42_type, type, skc42: $i).
% 26.04/4.37  thf(ssNder1_24r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1_type, type, 
% 26.04/4.37      ssNder1_24r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1: $i > $i > 
% 26.04/4.37                                                                  $i > $i > 
% 26.04/4.37                                                                  $i > $i > 
% 26.04/4.37                                                                  $i > $i > 
% 26.04/4.37                                                                  $i > $i > 
% 26.04/4.37                                                                  $i > $i > 
% 26.04/4.37                                                                  $i > $i > 
% 26.04/4.37                                                                  $i > $i > 
% 26.04/4.37                                                                  $i > $i > 
% 26.04/4.37                                                                  $i > $i > 
% 26.04/4.37                                                                  $i > $i > 
% 26.04/4.37                                                                  $i > $i > $o).
% 26.04/4.37  thf(ssPv13_26r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1_type, type, 
% 26.04/4.37      ssPv13_26r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1: $i > $i > 
% 26.04/4.37                                                                     $i > $i > 
% 26.04/4.37                                                                     $i > $i > 
% 26.04/4.37                                                                     $i > $i > 
% 26.04/4.37                                                                     $i > $i > 
% 26.04/4.37                                                                     $i > $i > 
% 26.04/4.37                                                                     $i > $i > 
% 26.04/4.37                                                                     $i > $i > 
% 26.04/4.37                                                                     $i > $i > 
% 26.04/4.37                                                                     $i > $i > 
% 26.04/4.37                                                                     $i > $i > 
% 26.04/4.37                                                                     $i > $i > 
% 26.04/4.37                                                                     $i > $i > $o).
% 26.04/4.37  thf(ssPv27_2r1r1_type, type, ssPv27_2r1r1: $i > $i > $o).
% 26.04/4.37  thf(ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1_type, type, ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1: 
% 26.04/4.37      $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $o).
% 26.04/4.37  thf(ssNder1_3r1r1r1_type, type, ssNder1_3r1r1r1: $i > $i > $i > $o).
% 26.04/4.37  thf(ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1_type, type, ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1: 
% 26.04/4.37      $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > 
% 26.04/4.37      $i > $i > $o).
% 26.04/4.37  thf(ssPv25_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1_type, type, ssPv25_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1: 
% 26.04/4.37      $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > 
% 26.04/4.37      $i > $i > $i > $i > $o).
% 26.04/4.37  thf(skc46_type, type, skc46: $i).
% 26.04/4.37  thf(ssPv6_26r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1_type, type, 
% 26.04/4.37      ssPv6_26r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1: $i > $i > 
% 26.04/4.37                                                                    $i > $i > 
% 26.04/4.37                                                                    $i > $i > 
% 26.04/4.37                                                                    $i > $i > 
% 26.04/4.37                                                                    $i > $i > 
% 26.04/4.37                                                                    $i > $i > 
% 26.04/4.37                                                                    $i > $i > 
% 26.04/4.37                                                                    $i > $i > 
% 26.04/4.37                                                                    $i > $i > 
% 26.04/4.37                                                                    $i > $i > 
% 26.04/4.37                                                                    $i > $i > 
% 26.04/4.37                                                                    $i > $i > 
% 26.04/4.37                                                                    $i > $i > $o).
% 26.04/4.37  thf(ssPv6_23r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1_type, type, 
% 26.04/4.37      ssPv6_23r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1: $i > $i > $i > 
% 26.04/4.37                                                              $i > $i > $i > 
% 26.04/4.37                                                              $i > $i > $i > 
% 26.04/4.37                                                              $i > $i > $i > 
% 26.04/4.37                                                              $i > $i > $i > 
% 26.04/4.37                                                              $i > $i > $i > 
% 26.04/4.37                                                              $i > $i > $i > 
% 26.04/4.37                                                              $i > $i > $o).
% 26.04/4.37  thf(ssPv27_24r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1_type, type, 
% 26.04/4.37      ssPv27_24r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1: $i > $i > 
% 26.04/4.37                                                                 $i > $i > 
% 26.04/4.37                                                                 $i > $i > 
% 26.04/4.37                                                                 $i > $i > 
% 26.04/4.37                                                                 $i > $i > 
% 26.04/4.37                                                                 $i > $i > 
% 26.04/4.37                                                                 $i > $i > 
% 26.04/4.37                                                                 $i > $i > 
% 26.04/4.37                                                                 $i > $i > 
% 26.04/4.37                                                                 $i > $i > 
% 26.04/4.37                                                                 $i > $i > 
% 26.04/4.37                                                                 $i > $i > $o).
% 26.04/4.37  thf(ssPv11_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1_type, type, ssPv11_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1: 
% 26.04/4.37      $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > 
% 26.04/4.37      $i > $i > $i > $i > $o).
% 26.04/4.37  thf(ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1_type, type, ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1: 
% 26.04/4.37      $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $o).
% 26.04/4.37  thf(ssNder1_23r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1_type, type, 
% 26.04/4.37      ssNder1_23r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1: $i > $i > $i > 
% 26.04/4.37                                                                $i > $i > $i > 
% 26.04/4.37                                                                $i > $i > $i > 
% 26.04/4.37                                                                $i > $i > $i > 
% 26.04/4.37                                                                $i > $i > $i > 
% 26.04/4.37                                                                $i > $i > $i > 
% 26.04/4.37                                                                $i > $i > $i > 
% 26.04/4.37                                                                $i > $i > $o).
% 26.04/4.37  thf(ssPv15_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1_type, type, ssPv15_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1: 
% 26.04/4.37      $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $o).
% 26.04/4.37  thf(ssNder1_0_type, type, ssNder1_0: $o).
% 26.04/4.37  thf(ssPv14_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1_type, type, ssPv14_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1: 
% 26.04/4.37      $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $o).
% 26.04/4.37  thf(ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1_type, type, ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1: 
% 26.04/4.37      $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > 
% 26.04/4.37      $i > $i > $i > $i > $i > $o).
% 26.04/4.37  thf(ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1_type, type, ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1: 
% 26.04/4.37      $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $o).
% 26.04/4.37  thf(ssNder1_6r1r1r1r1r1r1_type, type, ssNder1_6r1r1r1r1r1r1: $i > $i > $i > 
% 26.04/4.37                                                               $i > $i > $i > $o).
% 26.04/4.37  thf(ssNder1_10r1r1r1r1r1r1r1r1r1r1_type, type, ssNder1_10r1r1r1r1r1r1r1r1r1r1: 
% 26.04/4.37      $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $o).
% 26.04/4.37  thf(ssPv18_26r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1_type, type, 
% 26.04/4.37      ssPv18_26r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1: $i > $i > 
% 26.04/4.37                                                                     $i > $i > 
% 26.04/4.37                                                                     $i > $i > 
% 26.04/4.37                                                                     $i > $i > 
% 26.04/4.37                                                                     $i > $i > 
% 26.04/4.37                                                                     $i > $i > 
% 26.04/4.37                                                                     $i > $i > 
% 26.04/4.37                                                                     $i > $i > 
% 26.04/4.37                                                                     $i > $i > 
% 26.04/4.37                                                                     $i > $i > 
% 26.04/4.37                                                                     $i > $i > 
% 26.04/4.37                                                                     $i > $i > 
% 26.04/4.37                                                                     $i > $i > $o).
% 26.04/4.37  thf(ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1_type, type, ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1: 
% 26.04/4.37      $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > 
% 26.04/4.37      $i > $i > $i > $i > $o).
% 26.04/4.37  thf(skc45_type, type, skc45: $i).
% 26.04/4.37  thf(ssPv16_26r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1_type, type, 
% 26.04/4.37      ssPv16_26r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1: $i > $i > 
% 26.04/4.37                                                                     $i > $i > 
% 26.04/4.37                                                                     $i > $i > 
% 26.04/4.37                                                                     $i > $i > 
% 26.04/4.37                                                                     $i > $i > 
% 26.04/4.37                                                                     $i > $i > 
% 26.04/4.37                                                                     $i > $i > 
% 26.04/4.37                                                                     $i > $i > 
% 26.04/4.37                                                                     $i > $i > 
% 26.04/4.37                                                                     $i > $i > 
% 26.04/4.37                                                                     $i > $i > 
% 26.04/4.37                                                                     $i > $i > 
% 26.04/4.37                                                                     $i > $i > $o).
% 26.04/4.37  thf(ssPv24_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1_type, type, ssPv24_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1: 
% 26.04/4.37      $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > 
% 26.04/4.37      $i > $i > $i > $i > $o).
% 26.04/4.37  thf(ssPv18_24r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1_type, type, 
% 26.04/4.37      ssPv18_24r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1: $i > $i > 
% 26.04/4.37                                                                 $i > $i > 
% 26.04/4.37                                                                 $i > $i > 
% 26.04/4.37                                                                 $i > $i > 
% 26.04/4.37                                                                 $i > $i > 
% 26.04/4.37                                                                 $i > $i > 
% 26.04/4.37                                                                 $i > $i > 
% 26.04/4.37                                                                 $i > $i > 
% 26.04/4.37                                                                 $i > $i > 
% 26.04/4.37                                                                 $i > $i > 
% 26.04/4.37                                                                 $i > $i > 
% 26.04/4.37                                                                 $i > $i > $o).
% 26.04/4.37  thf(ssPv3_26r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1_type, type, 
% 26.04/4.37      ssPv3_26r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1: $i > $i > 
% 26.04/4.37                                                                    $i > $i > 
% 26.04/4.37                                                                    $i > $i > 
% 26.04/4.37                                                                    $i > $i > 
% 26.04/4.37                                                                    $i > $i > 
% 26.04/4.37                                                                    $i > $i > 
% 26.04/4.37                                                                    $i > $i > 
% 26.04/4.37                                                                    $i > $i > 
% 26.04/4.37                                                                    $i > $i > 
% 26.04/4.37                                                                    $i > $i > 
% 26.04/4.37                                                                    $i > $i > 
% 26.04/4.37                                                                    $i > $i > 
% 26.04/4.37                                                                    $i > $i > $o).
% 26.04/4.37  thf(ssNder1_11r1r1r1r1r1r1r1r1r1r1r1_type, type, ssNder1_11r1r1r1r1r1r1r1r1r1r1r1: 
% 26.04/4.37      $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $o).
% 26.04/4.37  thf(ssNder1_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1_type, type, 
% 26.04/4.37      ssNder1_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1: $i > $i > $i > 
% 26.04/4.37                                                            $i > $i > $i > 
% 26.04/4.37                                                            $i > $i > $i > 
% 26.04/4.37                                                            $i > $i > $i > 
% 26.04/4.37                                                            $i > $i > $i > 
% 26.04/4.37                                                            $i > $i > $i > 
% 26.04/4.37                                                            $i > $i > $i > $o).
% 26.04/4.37  thf(ssPv11_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1_type, type, 
% 26.04/4.37      ssPv11_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1: $i > $i > $i > 
% 26.04/4.37                                                             $i > $i > $i > 
% 26.04/4.37                                                             $i > $i > $i > 
% 26.04/4.37                                                             $i > $i > $i > 
% 26.04/4.37                                                             $i > $i > $i > 
% 26.04/4.37                                                             $i > $i > $i > 
% 26.04/4.37                                                             $i > $i > $i > $i > $o).
% 26.04/4.37  thf(skc29_type, type, skc29: $i).
% 26.04/4.37  thf(ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1_type, type, ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1: 
% 26.04/4.37      $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $o).
% 26.04/4.37  thf(ssPv15_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1_type, type, ssPv15_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1: 
% 26.04/4.37      $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $o).
% 26.04/4.37  thf(ssNder1_2r1r1_type, type, ssNder1_2r1r1: $i > $i > $o).
% 26.04/4.37  thf(skc35_type, type, skc35: $i).
% 26.04/4.37  thf(ssPv22_7r1r1r1r1r1r1r1_type, type, ssPv22_7r1r1r1r1r1r1r1: $i > $i > 
% 26.04/4.37                                                                 $i > $i > 
% 26.04/4.37                                                                 $i > $i > $i > $o).
% 26.04/4.37  thf(ssPv27_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1_type, type, ssPv27_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1: 
% 26.04/4.37      $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $o).
% 26.04/4.37  thf(ssNder1_5r1r1r1r1r1_type, type, ssNder1_5r1r1r1r1r1: $i > $i > $i > $i > 
% 26.04/4.37                                                           $i > $o).
% 26.04/4.37  thf(clause39, conjecture,
% 26.04/4.37    (~( ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 26.04/4.37        ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 26.04/4.37        ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 26.04/4.37        ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 26.04/4.37        ( ~( ssPv23_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ skc45 ) ) ))).
% 26.04/4.37  thf(zf_stmt_0, negated_conjecture,
% 26.04/4.37    (( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 26.04/4.37     ( ~( ssNder1_2r1r1 @ U @ V ) ) | ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 26.04/4.37     ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 26.04/4.37     ( ~( ssPv23_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ skc45 ) )),
% 26.04/4.37    inference('cnf.neg', [status(esa)], [clause39])).
% 26.04/4.37  thf(zip_derived_cl969, plain,
% 26.04/4.37      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 26.04/4.37         (~ (ssNder1_0)
% 26.04/4.37          | ~ (ssNder1_1r1 @ X0)
% 26.04/4.37          | ~ (ssNder1_2r1r1 @ X0 @ X1)
% 26.04/4.37          | ~ (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)
% 26.04/4.37          | ~ (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)
% 26.04/4.37          | ~ (ssPv23_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ skc45))),
% 26.04/4.37      inference('cnf', [status(esa)], [zf_stmt_0])).
% 26.04/4.37  thf(clause1, conjecture, (~( ssNder1_0 ))).
% 26.04/4.37  thf(zf_stmt_1, negated_conjecture, (ssNder1_0),
% 26.04/4.37    inference('cnf.neg', [status(esa)], [clause1])).
% 26.04/4.37  thf(zip_derived_cl1007, plain, ( (ssNder1_0)),
% 26.04/4.37      inference('cnf', [status(esa)], [zf_stmt_1])).
% 26.04/4.37  thf(zip_derived_cl1009, plain,
% 26.04/4.37      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 26.04/4.37         (~ (ssNder1_1r1 @ X0)
% 26.04/4.37          | ~ (ssNder1_2r1r1 @ X0 @ X1)
% 26.04/4.37          | ~ (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)
% 26.04/4.37          | ~ (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)
% 26.04/4.37          | ~ (ssPv23_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ skc45))),
% 26.04/4.37      inference('demod', [status(thm)], [zip_derived_cl969, zip_derived_cl1007])).
% 26.04/4.37  thf(clause2, conjecture, (~( ( ssNder1_1r1 @ U ) | ( ~( ssNder1_0 ) ) ))).
% 26.04/4.37  thf(zf_stmt_2, negated_conjecture,
% 26.04/4.37    (( ssNder1_1r1 @ U ) | ( ~( ssNder1_0 ) )),
% 26.04/4.37    inference('cnf.neg', [status(esa)], [clause2])).
% 26.04/4.37  thf(zip_derived_cl1006, plain,
% 26.04/4.37      (![X0 : $i]: ( (ssNder1_1r1 @ X0) | ~ (ssNder1_0))),
% 26.04/4.37      inference('cnf', [status(esa)], [zf_stmt_2])).
% 26.04/4.37  thf(zip_derived_cl1007, plain, ( (ssNder1_0)),
% 26.04/4.37      inference('cnf', [status(esa)], [zf_stmt_1])).
% 26.04/4.37  thf(zip_derived_cl1013, plain, (![X0 : $i]:  (ssNder1_1r1 @ X0)),
% 26.04/4.37      inference('demod', [status(thm)],
% 26.04/4.37                [zip_derived_cl1006, zip_derived_cl1007])).
% 26.04/4.37  thf(clause3, conjecture,
% 26.04/4.37    (~( ( ssNder1_2r1r1 @ U @ V ) | ( ~( ssNder1_0 ) ) | 
% 26.04/4.37        ( ~( ssNder1_1r1 @ U ) ) ))).
% 26.04/4.37  thf(zf_stmt_3, negated_conjecture,
% 26.04/4.37    (( ssNder1_2r1r1 @ U @ V ) | ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) )),
% 26.04/4.37    inference('cnf.neg', [status(esa)], [clause3])).
% 26.04/4.37  thf(zip_derived_cl1005, plain,
% 26.04/4.37      (![X0 : $i, X1 : $i]:
% 26.04/4.37         ( (ssNder1_2r1r1 @ X0 @ X1) | ~ (ssNder1_0) | ~ (ssNder1_1r1 @ X0))),
% 26.04/4.37      inference('cnf', [status(esa)], [zf_stmt_3])).
% 26.04/4.37  thf(zip_derived_cl1007, plain, ( (ssNder1_0)),
% 26.04/4.37      inference('cnf', [status(esa)], [zf_stmt_1])).
% 26.04/4.37  thf(zip_derived_cl1013, plain, (![X0 : $i]:  (ssNder1_1r1 @ X0)),
% 26.04/4.37      inference('demod', [status(thm)],
% 26.04/4.37                [zip_derived_cl1006, zip_derived_cl1007])).
% 26.04/4.37  thf(zip_derived_cl1014, plain,
% 26.04/4.37      (![X0 : $i, X1 : $i]:  (ssNder1_2r1r1 @ X0 @ X1)),
% 26.04/4.37      inference('demod', [status(thm)],
% 26.04/4.37                [zip_derived_cl1005, zip_derived_cl1007, zip_derived_cl1013])).
% 26.04/4.37  thf(clause9, conjecture,
% 26.04/4.37    (~( ( ssNder1_3r1r1r1 @ U @ V @ W ) | ( ~( ssNder1_0 ) ) | 
% 26.04/4.37        ( ~( ssNder1_1r1 @ U ) ) | ( ~( ssNder1_2r1r1 @ U @ V ) ) ))).
% 26.04/4.37  thf(zf_stmt_4, negated_conjecture,
% 26.04/4.37    (( ssNder1_3r1r1r1 @ U @ V @ W ) | ( ~( ssNder1_0 ) ) | 
% 26.04/4.37     ( ~( ssNder1_1r1 @ U ) ) | ( ~( ssNder1_2r1r1 @ U @ V ) )),
% 26.04/4.37    inference('cnf.neg', [status(esa)], [clause9])).
% 26.04/4.37  thf(zip_derived_cl999, plain,
% 26.04/4.37      (![X0 : $i, X1 : $i, X2 : $i]:
% 26.04/4.37         ( (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)
% 26.04/4.37          | ~ (ssNder1_0)
% 26.04/4.37          | ~ (ssNder1_1r1 @ X0)
% 26.04/4.37          | ~ (ssNder1_2r1r1 @ X0 @ X1))),
% 26.04/4.37      inference('cnf', [status(esa)], [zf_stmt_4])).
% 26.04/4.37  thf(zip_derived_cl1007, plain, ( (ssNder1_0)),
% 26.04/4.37      inference('cnf', [status(esa)], [zf_stmt_1])).
% 26.04/4.37  thf(zip_derived_cl1013, plain, (![X0 : $i]:  (ssNder1_1r1 @ X0)),
% 26.04/4.37      inference('demod', [status(thm)],
% 26.04/4.37                [zip_derived_cl1006, zip_derived_cl1007])).
% 26.04/4.37  thf(zip_derived_cl1014, plain,
% 26.04/4.37      (![X0 : $i, X1 : $i]:  (ssNder1_2r1r1 @ X0 @ X1)),
% 26.04/4.37      inference('demod', [status(thm)],
% 26.04/4.37                [zip_derived_cl1005, zip_derived_cl1007, zip_derived_cl1013])).
% 26.04/4.37  thf(zip_derived_cl1019, plain,
% 26.04/4.37      (![X0 : $i, X1 : $i, X2 : $i]:  (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)),
% 26.04/4.37      inference('demod', [status(thm)],
% 26.04/4.37                [zip_derived_cl999, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.37                 zip_derived_cl1014])).
% 26.04/4.37  thf(zip_derived_cl1033, plain,
% 26.04/4.37      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 26.04/4.37         (~ (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)
% 26.04/4.37          | ~ (ssPv23_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ skc45))),
% 26.04/4.37      inference('demod', [status(thm)],
% 26.04/4.37                [zip_derived_cl1009, zip_derived_cl1013, zip_derived_cl1014, 
% 26.04/4.37                 zip_derived_cl1019])).
% 26.04/4.37  thf(clause17, conjecture,
% 26.04/4.37    (~( ( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) | ( ~( ssNder1_0 ) ) | 
% 26.04/4.37        ( ~( ssNder1_1r1 @ U ) ) | ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 26.04/4.37        ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) ))).
% 26.04/4.37  thf(zf_stmt_5, negated_conjecture,
% 26.04/4.37    (( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) | ( ~( ssNder1_0 ) ) | 
% 26.04/4.37     ( ~( ssNder1_1r1 @ U ) ) | ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 26.04/4.37     ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) )),
% 26.04/4.37    inference('cnf.neg', [status(esa)], [clause17])).
% 26.04/4.37  thf(zip_derived_cl991, plain,
% 26.04/4.37      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 26.04/4.37         ( (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)
% 26.04/4.37          | ~ (ssNder1_0)
% 26.04/4.37          | ~ (ssNder1_1r1 @ X0)
% 26.04/4.37          | ~ (ssNder1_2r1r1 @ X0 @ X1)
% 26.04/4.37          | ~ (ssNder1_3r1r1r1 @ X0 @ X1 @ X2))),
% 26.04/4.37      inference('cnf', [status(esa)], [zf_stmt_5])).
% 26.04/4.37  thf(zip_derived_cl1007, plain, ( (ssNder1_0)),
% 26.04/4.37      inference('cnf', [status(esa)], [zf_stmt_1])).
% 26.04/4.37  thf(zip_derived_cl1013, plain, (![X0 : $i]:  (ssNder1_1r1 @ X0)),
% 26.04/4.37      inference('demod', [status(thm)],
% 26.04/4.37                [zip_derived_cl1006, zip_derived_cl1007])).
% 26.04/4.37  thf(zip_derived_cl1014, plain,
% 26.04/4.37      (![X0 : $i, X1 : $i]:  (ssNder1_2r1r1 @ X0 @ X1)),
% 26.04/4.37      inference('demod', [status(thm)],
% 26.04/4.37                [zip_derived_cl1005, zip_derived_cl1007, zip_derived_cl1013])).
% 26.04/4.37  thf(zip_derived_cl1019, plain,
% 26.04/4.37      (![X0 : $i, X1 : $i, X2 : $i]:  (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)),
% 26.04/4.37      inference('demod', [status(thm)],
% 26.04/4.37                [zip_derived_cl999, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.37                 zip_derived_cl1014])).
% 26.04/4.37  thf(zip_derived_cl1038, plain,
% 26.04/4.37      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 26.04/4.37          (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)),
% 26.04/4.37      inference('demod', [status(thm)],
% 26.04/4.37                [zip_derived_cl991, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.37                 zip_derived_cl1014, zip_derived_cl1019])).
% 26.04/4.37  thf(zip_derived_cl1039, plain,
% 26.04/4.37      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 26.04/4.37         ~ (ssPv23_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ skc45)),
% 26.04/4.37      inference('demod', [status(thm)],
% 26.04/4.37                [zip_derived_cl1033, zip_derived_cl1038])).
% 26.04/4.37  thf(clause304, conjecture,
% 26.04/4.37    (~( ( ssPv13_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.37          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 26.04/4.37          skc32 ) | 
% 26.04/4.37        ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 26.04/4.37        ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 26.04/4.37        ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 26.04/4.37        ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 26.04/4.37        ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 26.04/4.37        ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 26.04/4.37        ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 26.04/4.37        ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 26.04/4.37        ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 26.04/4.37        ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.37             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 26.04/4.37        ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.37             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 26.04/4.37        ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.37             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 26.04/4.37        ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.37             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 26.04/4.37        ( ~( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.37             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) ))).
% 26.04/4.37  thf(zf_stmt_6, negated_conjecture,
% 26.04/4.37    (( ssPv13_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.37       U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 26.04/4.37       skc32 ) | 
% 26.04/4.37     ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 26.04/4.37     ( ~( ssNder1_2r1r1 @ U @ V ) ) | ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 26.04/4.37     ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 26.04/4.37     ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 26.04/4.37     ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 26.04/4.37     ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 26.04/4.37     ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 26.04/4.37     ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 26.04/4.37     ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.37          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 26.04/4.37     ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.37          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 26.04/4.37     ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.37          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 26.04/4.37     ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.37          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 26.04/4.37     ( ~( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.37          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) )),
% 26.04/4.37    inference('cnf.neg', [status(esa)], [clause304])).
% 26.04/4.37  thf(zip_derived_cl704, plain,
% 26.04/4.37      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.04/4.37         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 26.04/4.37         X14 : $i]:
% 26.04/4.37         ( (ssPv13_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 26.04/4.37            X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ skc32)
% 26.04/4.37          | ~ (ssNder1_0)
% 26.04/4.37          | ~ (ssNder1_1r1 @ X0)
% 26.04/4.37          | ~ (ssNder1_2r1r1 @ X0 @ X1)
% 26.04/4.37          | ~ (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)
% 26.04/4.37          | ~ (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)
% 26.04/4.37          | ~ (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)
% 26.04/4.37          | ~ (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)
% 26.04/4.37          | ~ (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)
% 26.04/4.37          | ~ (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 26.04/4.37               X7)
% 26.04/4.37          | ~ (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 26.04/4.37               X6 @ X7 @ X8)
% 26.04/4.37          | ~ (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 26.04/4.37               X6 @ X7 @ X8 @ X9)
% 26.04/4.37          | ~ (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 26.04/4.37               X5 @ X6 @ X7 @ X8 @ X9 @ X10)
% 26.04/4.37          | ~ (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 26.04/4.37               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11)
% 26.04/4.37          | ~ (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 26.04/4.37               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)
% 26.04/4.37          | ~ (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 26.04/4.37               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13))),
% 26.04/4.37      inference('cnf', [status(esa)], [zf_stmt_6])).
% 26.04/4.37  thf(zip_derived_cl1007, plain, ( (ssNder1_0)),
% 26.04/4.37      inference('cnf', [status(esa)], [zf_stmt_1])).
% 26.04/4.37  thf(zip_derived_cl1013, plain, (![X0 : $i]:  (ssNder1_1r1 @ X0)),
% 26.04/4.37      inference('demod', [status(thm)],
% 26.04/4.37                [zip_derived_cl1006, zip_derived_cl1007])).
% 26.04/4.37  thf(zip_derived_cl1014, plain,
% 26.04/4.37      (![X0 : $i, X1 : $i]:  (ssNder1_2r1r1 @ X0 @ X1)),
% 26.04/4.37      inference('demod', [status(thm)],
% 26.04/4.37                [zip_derived_cl1005, zip_derived_cl1007, zip_derived_cl1013])).
% 26.04/4.37  thf(zip_derived_cl1019, plain,
% 26.04/4.37      (![X0 : $i, X1 : $i, X2 : $i]:  (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)),
% 26.04/4.37      inference('demod', [status(thm)],
% 26.04/4.37                [zip_derived_cl999, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.37                 zip_derived_cl1014])).
% 26.04/4.37  thf(zip_derived_cl1038, plain,
% 26.04/4.37      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 26.04/4.37          (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)),
% 26.04/4.37      inference('demod', [status(thm)],
% 26.04/4.37                [zip_derived_cl991, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.37                 zip_derived_cl1014, zip_derived_cl1019])).
% 26.04/4.37  thf(clause35, conjecture,
% 26.04/4.37    (~( ( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) | ( ~( ssNder1_0 ) ) | 
% 26.04/4.37        ( ~( ssNder1_1r1 @ U ) ) | ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 26.04/4.37        ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 26.04/4.37        ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) ))).
% 26.04/4.37  thf(zf_stmt_7, negated_conjecture,
% 26.04/4.37    (( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) | ( ~( ssNder1_0 ) ) | 
% 26.04/4.37     ( ~( ssNder1_1r1 @ U ) ) | ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 26.04/4.37     ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 26.04/4.37     ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) )),
% 26.04/4.37    inference('cnf.neg', [status(esa)], [clause35])).
% 26.04/4.37  thf(zip_derived_cl973, plain,
% 26.04/4.37      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 26.04/4.37         ( (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)
% 26.04/4.37          | ~ (ssNder1_0)
% 26.04/4.37          | ~ (ssNder1_1r1 @ X0)
% 26.04/4.37          | ~ (ssNder1_2r1r1 @ X0 @ X1)
% 26.04/4.37          | ~ (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)
% 26.04/4.37          | ~ (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3))),
% 26.04/4.37      inference('cnf', [status(esa)], [zf_stmt_7])).
% 26.04/4.37  thf(zip_derived_cl1007, plain, ( (ssNder1_0)),
% 26.04/4.37      inference('cnf', [status(esa)], [zf_stmt_1])).
% 26.04/4.37  thf(zip_derived_cl1013, plain, (![X0 : $i]:  (ssNder1_1r1 @ X0)),
% 26.04/4.37      inference('demod', [status(thm)],
% 26.04/4.37                [zip_derived_cl1006, zip_derived_cl1007])).
% 26.04/4.37  thf(zip_derived_cl1014, plain,
% 26.04/4.37      (![X0 : $i, X1 : $i]:  (ssNder1_2r1r1 @ X0 @ X1)),
% 26.04/4.37      inference('demod', [status(thm)],
% 26.04/4.37                [zip_derived_cl1005, zip_derived_cl1007, zip_derived_cl1013])).
% 26.04/4.37  thf(zip_derived_cl1019, plain,
% 26.04/4.37      (![X0 : $i, X1 : $i, X2 : $i]:  (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)),
% 26.04/4.37      inference('demod', [status(thm)],
% 26.04/4.37                [zip_derived_cl999, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.37                 zip_derived_cl1014])).
% 26.04/4.37  thf(zip_derived_cl1038, plain,
% 26.04/4.37      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 26.04/4.37          (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)),
% 26.04/4.37      inference('demod', [status(thm)],
% 26.04/4.37                [zip_derived_cl991, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.37                 zip_derived_cl1014, zip_derived_cl1019])).
% 26.04/4.37  thf(zip_derived_cl1058, plain,
% 26.04/4.37      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 26.04/4.37          (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)),
% 26.04/4.37      inference('demod', [status(thm)],
% 26.04/4.37                [zip_derived_cl973, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.37                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038])).
% 26.04/4.37  thf(clause49, conjecture,
% 26.04/4.37    (~( ( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) | 
% 26.04/4.37        ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 26.04/4.37        ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 26.04/4.37        ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 26.04/4.37        ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 26.04/4.37        ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) ))).
% 26.04/4.37  thf(zf_stmt_8, negated_conjecture,
% 26.04/4.37    (( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) | ( ~( ssNder1_0 ) ) | 
% 26.04/4.37     ( ~( ssNder1_1r1 @ U ) ) | ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 26.04/4.37     ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 26.04/4.37     ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 26.04/4.37     ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) )),
% 26.04/4.37    inference('cnf.neg', [status(esa)], [clause49])).
% 26.04/4.37  thf(zip_derived_cl959, plain,
% 26.04/4.37      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 26.04/4.37         ( (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)
% 26.04/4.37          | ~ (ssNder1_0)
% 26.04/4.37          | ~ (ssNder1_1r1 @ X0)
% 26.04/4.37          | ~ (ssNder1_2r1r1 @ X0 @ X1)
% 26.04/4.37          | ~ (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)
% 26.04/4.37          | ~ (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)
% 26.04/4.37          | ~ (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4))),
% 26.04/4.37      inference('cnf', [status(esa)], [zf_stmt_8])).
% 26.04/4.37  thf(zip_derived_cl1007, plain, ( (ssNder1_0)),
% 26.04/4.37      inference('cnf', [status(esa)], [zf_stmt_1])).
% 26.04/4.37  thf(zip_derived_cl1013, plain, (![X0 : $i]:  (ssNder1_1r1 @ X0)),
% 26.04/4.37      inference('demod', [status(thm)],
% 26.04/4.37                [zip_derived_cl1006, zip_derived_cl1007])).
% 26.04/4.37  thf(zip_derived_cl1014, plain,
% 26.04/4.37      (![X0 : $i, X1 : $i]:  (ssNder1_2r1r1 @ X0 @ X1)),
% 26.04/4.37      inference('demod', [status(thm)],
% 26.04/4.37                [zip_derived_cl1005, zip_derived_cl1007, zip_derived_cl1013])).
% 26.04/4.37  thf(zip_derived_cl1019, plain,
% 26.04/4.37      (![X0 : $i, X1 : $i, X2 : $i]:  (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)),
% 26.04/4.37      inference('demod', [status(thm)],
% 26.04/4.37                [zip_derived_cl999, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.37                 zip_derived_cl1014])).
% 26.04/4.37  thf(zip_derived_cl1038, plain,
% 26.04/4.37      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 26.04/4.37          (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)),
% 26.04/4.37      inference('demod', [status(thm)],
% 26.04/4.37                [zip_derived_cl991, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.37                 zip_derived_cl1014, zip_derived_cl1019])).
% 26.04/4.37  thf(zip_derived_cl1058, plain,
% 26.04/4.37      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 26.04/4.37          (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)),
% 26.04/4.37      inference('demod', [status(thm)],
% 26.04/4.37                [zip_derived_cl973, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.37                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038])).
% 26.04/4.37  thf(zip_derived_cl1082, plain,
% 26.04/4.37      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 26.04/4.37          (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)),
% 26.04/4.37      inference('demod', [status(thm)],
% 26.04/4.37                [zip_derived_cl959, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.37                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.04/4.37                 zip_derived_cl1058])).
% 26.04/4.37  thf(clause70, conjecture,
% 26.04/4.37    (~( ( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) | 
% 26.04/4.37        ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 26.04/4.37        ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 26.04/4.37        ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 26.04/4.37        ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 26.04/4.37        ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 26.04/4.37        ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) ))).
% 26.04/4.37  thf(zf_stmt_9, negated_conjecture,
% 26.04/4.37    (( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) | 
% 26.04/4.37     ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 26.04/4.37     ( ~( ssNder1_2r1r1 @ U @ V ) ) | ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 26.04/4.37     ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 26.04/4.37     ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 26.04/4.37     ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) )),
% 26.04/4.37    inference('cnf.neg', [status(esa)], [clause70])).
% 26.04/4.37  thf(zip_derived_cl938, plain,
% 26.04/4.37      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i]:
% 26.04/4.37         ( (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)
% 26.04/4.37          | ~ (ssNder1_0)
% 26.04/4.37          | ~ (ssNder1_1r1 @ X0)
% 26.04/4.37          | ~ (ssNder1_2r1r1 @ X0 @ X1)
% 26.04/4.37          | ~ (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)
% 26.04/4.37          | ~ (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)
% 26.04/4.37          | ~ (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)
% 26.04/4.37          | ~ (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5))),
% 26.04/4.37      inference('cnf', [status(esa)], [zf_stmt_9])).
% 26.04/4.37  thf(zip_derived_cl1007, plain, ( (ssNder1_0)),
% 26.04/4.37      inference('cnf', [status(esa)], [zf_stmt_1])).
% 26.04/4.37  thf(zip_derived_cl1013, plain, (![X0 : $i]:  (ssNder1_1r1 @ X0)),
% 26.04/4.37      inference('demod', [status(thm)],
% 26.04/4.37                [zip_derived_cl1006, zip_derived_cl1007])).
% 26.04/4.37  thf(zip_derived_cl1014, plain,
% 26.04/4.37      (![X0 : $i, X1 : $i]:  (ssNder1_2r1r1 @ X0 @ X1)),
% 26.04/4.37      inference('demod', [status(thm)],
% 26.04/4.37                [zip_derived_cl1005, zip_derived_cl1007, zip_derived_cl1013])).
% 26.04/4.37  thf(zip_derived_cl1019, plain,
% 26.04/4.37      (![X0 : $i, X1 : $i, X2 : $i]:  (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)),
% 26.04/4.37      inference('demod', [status(thm)],
% 26.04/4.37                [zip_derived_cl999, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.37                 zip_derived_cl1014])).
% 26.04/4.37  thf(zip_derived_cl1038, plain,
% 26.04/4.37      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 26.04/4.37          (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)),
% 26.04/4.37      inference('demod', [status(thm)],
% 26.04/4.37                [zip_derived_cl991, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.37                 zip_derived_cl1014, zip_derived_cl1019])).
% 26.04/4.37  thf(zip_derived_cl1058, plain,
% 26.04/4.37      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 26.04/4.37          (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)),
% 26.04/4.37      inference('demod', [status(thm)],
% 26.04/4.37                [zip_derived_cl973, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.37                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038])).
% 26.04/4.37  thf(zip_derived_cl1082, plain,
% 26.04/4.37      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 26.04/4.37          (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)),
% 26.04/4.37      inference('demod', [status(thm)],
% 26.04/4.37                [zip_derived_cl959, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.37                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.04/4.37                 zip_derived_cl1058])).
% 26.04/4.37  thf(zip_derived_cl1121, plain,
% 26.04/4.37      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i]:
% 26.04/4.37          (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)),
% 26.04/4.37      inference('demod', [status(thm)],
% 26.04/4.37                [zip_derived_cl938, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.37                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.04/4.37                 zip_derived_cl1058, zip_derived_cl1082])).
% 26.04/4.37  thf(clause96, conjecture,
% 26.04/4.37    (~( ( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) | 
% 26.04/4.37        ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 26.04/4.37        ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 26.04/4.37        ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 26.04/4.37        ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 26.04/4.37        ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 26.04/4.37        ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 26.04/4.37        ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) ))).
% 26.04/4.37  thf(zf_stmt_10, negated_conjecture,
% 26.04/4.37    (( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) | 
% 26.04/4.37     ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 26.04/4.37     ( ~( ssNder1_2r1r1 @ U @ V ) ) | ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 26.04/4.37     ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 26.04/4.37     ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 26.04/4.37     ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 26.04/4.37     ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) )),
% 26.04/4.37    inference('cnf.neg', [status(esa)], [clause96])).
% 26.04/4.37  thf(zip_derived_cl912, plain,
% 26.04/4.37      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, X7 : $i]:
% 26.04/4.37         ( (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7)
% 26.04/4.37          | ~ (ssNder1_0)
% 26.04/4.37          | ~ (ssNder1_1r1 @ X0)
% 26.04/4.37          | ~ (ssNder1_2r1r1 @ X0 @ X1)
% 26.04/4.37          | ~ (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)
% 26.04/4.37          | ~ (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)
% 26.04/4.37          | ~ (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)
% 26.04/4.37          | ~ (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)
% 26.04/4.37          | ~ (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6))),
% 26.04/4.37      inference('cnf', [status(esa)], [zf_stmt_10])).
% 26.04/4.37  thf(zip_derived_cl1007, plain, ( (ssNder1_0)),
% 26.04/4.37      inference('cnf', [status(esa)], [zf_stmt_1])).
% 26.04/4.37  thf(zip_derived_cl1013, plain, (![X0 : $i]:  (ssNder1_1r1 @ X0)),
% 26.04/4.37      inference('demod', [status(thm)],
% 26.04/4.37                [zip_derived_cl1006, zip_derived_cl1007])).
% 26.04/4.37  thf(zip_derived_cl1014, plain,
% 26.04/4.37      (![X0 : $i, X1 : $i]:  (ssNder1_2r1r1 @ X0 @ X1)),
% 26.04/4.37      inference('demod', [status(thm)],
% 26.04/4.37                [zip_derived_cl1005, zip_derived_cl1007, zip_derived_cl1013])).
% 26.04/4.37  thf(zip_derived_cl1019, plain,
% 26.04/4.37      (![X0 : $i, X1 : $i, X2 : $i]:  (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)),
% 26.04/4.37      inference('demod', [status(thm)],
% 26.04/4.37                [zip_derived_cl999, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.37                 zip_derived_cl1014])).
% 26.04/4.37  thf(zip_derived_cl1038, plain,
% 26.04/4.37      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 26.04/4.37          (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)),
% 26.04/4.37      inference('demod', [status(thm)],
% 26.04/4.37                [zip_derived_cl991, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.37                 zip_derived_cl1014, zip_derived_cl1019])).
% 26.04/4.37  thf(zip_derived_cl1058, plain,
% 26.04/4.37      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 26.04/4.37          (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)),
% 26.04/4.37      inference('demod', [status(thm)],
% 26.04/4.37                [zip_derived_cl973, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.37                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038])).
% 26.04/4.37  thf(zip_derived_cl1082, plain,
% 26.04/4.37      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 26.04/4.37          (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)),
% 26.04/4.37      inference('demod', [status(thm)],
% 26.04/4.37                [zip_derived_cl959, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.37                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.04/4.37                 zip_derived_cl1058])).
% 26.04/4.37  thf(zip_derived_cl1121, plain,
% 26.04/4.37      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i]:
% 26.04/4.37          (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)),
% 26.04/4.37      inference('demod', [status(thm)],
% 26.04/4.37                [zip_derived_cl938, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.37                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.04/4.37                 zip_derived_cl1058, zip_derived_cl1082])).
% 26.04/4.37  thf(zip_derived_cl1162, plain,
% 26.04/4.37      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, X7 : $i]:
% 26.04/4.37          (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7)),
% 26.04/4.37      inference('demod', [status(thm)],
% 26.04/4.37                [zip_derived_cl912, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.37                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.04/4.37                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121])).
% 26.04/4.37  thf(clause119, conjecture,
% 26.04/4.37    (~( ( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) | 
% 26.04/4.37        ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 26.04/4.37        ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 26.04/4.37        ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 26.04/4.37        ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 26.04/4.37        ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 26.04/4.37        ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 26.04/4.37        ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 26.04/4.37        ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) ))).
% 26.04/4.37  thf(zf_stmt_11, negated_conjecture,
% 26.04/4.37    (( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) | 
% 26.04/4.37     ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 26.04/4.37     ( ~( ssNder1_2r1r1 @ U @ V ) ) | ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 26.04/4.37     ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 26.04/4.37     ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 26.04/4.37     ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 26.04/4.37     ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 26.04/4.37     ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) )),
% 26.04/4.37    inference('cnf.neg', [status(esa)], [clause119])).
% 26.04/4.37  thf(zip_derived_cl889, plain,
% 26.04/4.37      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.04/4.37         X7 : $i, X8 : $i]:
% 26.04/4.37         ( (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 26.04/4.37            X7 @ X8)
% 26.04/4.37          | ~ (ssNder1_0)
% 26.04/4.37          | ~ (ssNder1_1r1 @ X0)
% 26.04/4.37          | ~ (ssNder1_2r1r1 @ X0 @ X1)
% 26.04/4.37          | ~ (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)
% 26.04/4.37          | ~ (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)
% 26.04/4.37          | ~ (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)
% 26.04/4.37          | ~ (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)
% 26.04/4.37          | ~ (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)
% 26.04/4.37          | ~ (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 26.04/4.37               X7))),
% 26.04/4.37      inference('cnf', [status(esa)], [zf_stmt_11])).
% 26.04/4.37  thf(zip_derived_cl1007, plain, ( (ssNder1_0)),
% 26.04/4.37      inference('cnf', [status(esa)], [zf_stmt_1])).
% 26.04/4.37  thf(zip_derived_cl1013, plain, (![X0 : $i]:  (ssNder1_1r1 @ X0)),
% 26.04/4.37      inference('demod', [status(thm)],
% 26.04/4.37                [zip_derived_cl1006, zip_derived_cl1007])).
% 26.04/4.37  thf(zip_derived_cl1014, plain,
% 26.04/4.37      (![X0 : $i, X1 : $i]:  (ssNder1_2r1r1 @ X0 @ X1)),
% 26.04/4.37      inference('demod', [status(thm)],
% 26.04/4.37                [zip_derived_cl1005, zip_derived_cl1007, zip_derived_cl1013])).
% 26.04/4.37  thf(zip_derived_cl1019, plain,
% 26.04/4.37      (![X0 : $i, X1 : $i, X2 : $i]:  (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)),
% 26.04/4.37      inference('demod', [status(thm)],
% 26.04/4.37                [zip_derived_cl999, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.37                 zip_derived_cl1014])).
% 26.04/4.37  thf(zip_derived_cl1038, plain,
% 26.04/4.37      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 26.04/4.37          (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)),
% 26.04/4.37      inference('demod', [status(thm)],
% 26.04/4.37                [zip_derived_cl991, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.37                 zip_derived_cl1014, zip_derived_cl1019])).
% 26.04/4.37  thf(zip_derived_cl1058, plain,
% 26.04/4.37      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 26.04/4.37          (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)),
% 26.04/4.37      inference('demod', [status(thm)],
% 26.04/4.37                [zip_derived_cl973, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.37                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038])).
% 26.04/4.37  thf(zip_derived_cl1082, plain,
% 26.04/4.37      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 26.04/4.37          (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)),
% 26.04/4.37      inference('demod', [status(thm)],
% 26.04/4.37                [zip_derived_cl959, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.37                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.04/4.37                 zip_derived_cl1058])).
% 26.04/4.37  thf(zip_derived_cl1121, plain,
% 26.04/4.37      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i]:
% 26.04/4.37          (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)),
% 26.04/4.37      inference('demod', [status(thm)],
% 26.04/4.37                [zip_derived_cl938, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.37                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.04/4.37                 zip_derived_cl1058, zip_derived_cl1082])).
% 26.04/4.37  thf(zip_derived_cl1162, plain,
% 26.04/4.37      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, X7 : $i]:
% 26.04/4.37          (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7)),
% 26.04/4.37      inference('demod', [status(thm)],
% 26.04/4.37                [zip_derived_cl912, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.37                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.04/4.37                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121])).
% 26.04/4.37  thf(zip_derived_cl1209, plain,
% 26.04/4.37      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.04/4.37         X7 : $i, X8 : $i]:
% 26.04/4.37          (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 26.04/4.37           X7 @ X8)),
% 26.04/4.37      inference('demod', [status(thm)],
% 26.04/4.37                [zip_derived_cl889, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.37                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.04/4.37                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.04/4.37                 zip_derived_cl1162])).
% 26.04/4.37  thf(clause147, conjecture,
% 26.04/4.37    (~( ( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.37          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) | 
% 26.04/4.37        ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 26.04/4.37        ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 26.04/4.37        ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 26.04/4.37        ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 26.04/4.37        ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 26.04/4.37        ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 26.04/4.37        ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 26.04/4.37        ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 26.04/4.37        ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) ))).
% 26.04/4.37  thf(zf_stmt_12, negated_conjecture,
% 26.04/4.37    (( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.37       U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) | 
% 26.04/4.37     ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 26.04/4.37     ( ~( ssNder1_2r1r1 @ U @ V ) ) | ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 26.04/4.37     ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 26.04/4.37     ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 26.04/4.37     ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 26.04/4.37     ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 26.04/4.37     ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 26.04/4.37     ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) )),
% 26.04/4.37    inference('cnf.neg', [status(esa)], [clause147])).
% 26.04/4.37  thf(zip_derived_cl861, plain,
% 26.04/4.37      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.04/4.37         X7 : $i, X8 : $i, X9 : $i]:
% 26.04/4.37         ( (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 26.04/4.37            X6 @ X7 @ X8 @ X9)
% 26.04/4.37          | ~ (ssNder1_0)
% 26.04/4.37          | ~ (ssNder1_1r1 @ X0)
% 26.04/4.37          | ~ (ssNder1_2r1r1 @ X0 @ X1)
% 26.04/4.37          | ~ (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)
% 26.04/4.37          | ~ (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)
% 26.04/4.37          | ~ (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)
% 26.04/4.37          | ~ (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)
% 26.04/4.37          | ~ (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)
% 26.04/4.37          | ~ (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 26.04/4.37               X7)
% 26.04/4.37          | ~ (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 26.04/4.37               X6 @ X7 @ X8))),
% 26.04/4.37      inference('cnf', [status(esa)], [zf_stmt_12])).
% 26.04/4.37  thf(zip_derived_cl1007, plain, ( (ssNder1_0)),
% 26.04/4.37      inference('cnf', [status(esa)], [zf_stmt_1])).
% 26.04/4.37  thf(zip_derived_cl1013, plain, (![X0 : $i]:  (ssNder1_1r1 @ X0)),
% 26.04/4.37      inference('demod', [status(thm)],
% 26.04/4.37                [zip_derived_cl1006, zip_derived_cl1007])).
% 26.04/4.37  thf(zip_derived_cl1014, plain,
% 26.04/4.37      (![X0 : $i, X1 : $i]:  (ssNder1_2r1r1 @ X0 @ X1)),
% 26.04/4.37      inference('demod', [status(thm)],
% 26.04/4.37                [zip_derived_cl1005, zip_derived_cl1007, zip_derived_cl1013])).
% 26.04/4.37  thf(zip_derived_cl1019, plain,
% 26.04/4.37      (![X0 : $i, X1 : $i, X2 : $i]:  (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)),
% 26.04/4.37      inference('demod', [status(thm)],
% 26.04/4.37                [zip_derived_cl999, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.37                 zip_derived_cl1014])).
% 26.04/4.37  thf(zip_derived_cl1038, plain,
% 26.04/4.37      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 26.04/4.37          (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)),
% 26.04/4.37      inference('demod', [status(thm)],
% 26.04/4.37                [zip_derived_cl991, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.37                 zip_derived_cl1014, zip_derived_cl1019])).
% 26.04/4.37  thf(zip_derived_cl1058, plain,
% 26.04/4.37      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 26.04/4.37          (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)),
% 26.04/4.37      inference('demod', [status(thm)],
% 26.04/4.37                [zip_derived_cl973, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.37                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038])).
% 26.04/4.37  thf(zip_derived_cl1082, plain,
% 26.04/4.37      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 26.04/4.37          (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)),
% 26.04/4.37      inference('demod', [status(thm)],
% 26.04/4.37                [zip_derived_cl959, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.37                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.04/4.37                 zip_derived_cl1058])).
% 26.04/4.37  thf(zip_derived_cl1121, plain,
% 26.04/4.37      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i]:
% 26.04/4.37          (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)),
% 26.04/4.37      inference('demod', [status(thm)],
% 26.04/4.37                [zip_derived_cl938, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.37                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.04/4.37                 zip_derived_cl1058, zip_derived_cl1082])).
% 26.04/4.37  thf(zip_derived_cl1162, plain,
% 26.04/4.37      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, X7 : $i]:
% 26.04/4.37          (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7)),
% 26.04/4.37      inference('demod', [status(thm)],
% 26.04/4.37                [zip_derived_cl912, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.37                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.04/4.37                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121])).
% 26.04/4.37  thf(zip_derived_cl1209, plain,
% 26.04/4.37      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.04/4.37         X7 : $i, X8 : $i]:
% 26.04/4.37          (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 26.04/4.37           X7 @ X8)),
% 26.04/4.37      inference('demod', [status(thm)],
% 26.04/4.37                [zip_derived_cl889, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.37                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.04/4.37                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.04/4.37                 zip_derived_cl1162])).
% 26.04/4.37  thf(zip_derived_cl1257, plain,
% 26.04/4.37      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.04/4.37         X7 : $i, X8 : $i, X9 : $i]:
% 26.04/4.37          (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 26.04/4.37           X7 @ X8 @ X9)),
% 26.04/4.37      inference('demod', [status(thm)],
% 26.04/4.37                [zip_derived_cl861, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.37                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.04/4.37                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.04/4.37                 zip_derived_cl1162, zip_derived_cl1209])).
% 26.04/4.37  thf(clause176, conjecture,
% 26.04/4.37    (~( ( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.37          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) | 
% 26.04/4.37        ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 26.04/4.37        ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 26.04/4.37        ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 26.04/4.37        ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 26.04/4.37        ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 26.04/4.37        ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 26.04/4.37        ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 26.04/4.37        ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 26.04/4.37        ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 26.04/4.37        ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.37             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) ))).
% 26.04/4.37  thf(zf_stmt_13, negated_conjecture,
% 26.04/4.37    (( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.37       U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) | 
% 26.04/4.37     ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 26.04/4.37     ( ~( ssNder1_2r1r1 @ U @ V ) ) | ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 26.04/4.37     ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 26.04/4.37     ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 26.04/4.37     ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 26.04/4.37     ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 26.04/4.37     ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 26.04/4.37     ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 26.04/4.37     ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.37          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) )),
% 26.04/4.37    inference('cnf.neg', [status(esa)], [clause176])).
% 26.04/4.37  thf(zip_derived_cl832, plain,
% 26.04/4.37      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.04/4.37         X7 : $i, X8 : $i, X9 : $i, X10 : $i]:
% 26.04/4.37         ( (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 26.04/4.37            X6 @ X7 @ X8 @ X9 @ X10)
% 26.04/4.37          | ~ (ssNder1_0)
% 26.04/4.37          | ~ (ssNder1_1r1 @ X0)
% 26.04/4.37          | ~ (ssNder1_2r1r1 @ X0 @ X1)
% 26.04/4.37          | ~ (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)
% 26.04/4.37          | ~ (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)
% 26.04/4.37          | ~ (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)
% 26.04/4.37          | ~ (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)
% 26.04/4.37          | ~ (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)
% 26.04/4.37          | ~ (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 26.04/4.37               X7)
% 26.04/4.37          | ~ (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 26.04/4.37               X6 @ X7 @ X8)
% 26.04/4.37          | ~ (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 26.04/4.37               X6 @ X7 @ X8 @ X9))),
% 26.04/4.37      inference('cnf', [status(esa)], [zf_stmt_13])).
% 26.04/4.37  thf(zip_derived_cl1007, plain, ( (ssNder1_0)),
% 26.04/4.37      inference('cnf', [status(esa)], [zf_stmt_1])).
% 26.04/4.37  thf(zip_derived_cl1013, plain, (![X0 : $i]:  (ssNder1_1r1 @ X0)),
% 26.04/4.37      inference('demod', [status(thm)],
% 26.04/4.37                [zip_derived_cl1006, zip_derived_cl1007])).
% 26.04/4.37  thf(zip_derived_cl1014, plain,
% 26.04/4.37      (![X0 : $i, X1 : $i]:  (ssNder1_2r1r1 @ X0 @ X1)),
% 26.04/4.37      inference('demod', [status(thm)],
% 26.04/4.37                [zip_derived_cl1005, zip_derived_cl1007, zip_derived_cl1013])).
% 26.04/4.37  thf(zip_derived_cl1019, plain,
% 26.04/4.37      (![X0 : $i, X1 : $i, X2 : $i]:  (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)),
% 26.04/4.37      inference('demod', [status(thm)],
% 26.04/4.37                [zip_derived_cl999, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.37                 zip_derived_cl1014])).
% 26.04/4.37  thf(zip_derived_cl1038, plain,
% 26.04/4.37      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 26.04/4.37          (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)),
% 26.04/4.37      inference('demod', [status(thm)],
% 26.04/4.37                [zip_derived_cl991, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.37                 zip_derived_cl1014, zip_derived_cl1019])).
% 26.04/4.37  thf(zip_derived_cl1058, plain,
% 26.04/4.37      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 26.04/4.37          (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)),
% 26.04/4.37      inference('demod', [status(thm)],
% 26.04/4.37                [zip_derived_cl973, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.37                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038])).
% 26.04/4.37  thf(zip_derived_cl1082, plain,
% 26.04/4.37      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 26.04/4.37          (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)),
% 26.04/4.37      inference('demod', [status(thm)],
% 26.04/4.37                [zip_derived_cl959, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.37                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.04/4.37                 zip_derived_cl1058])).
% 26.04/4.37  thf(zip_derived_cl1121, plain,
% 26.04/4.37      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i]:
% 26.04/4.37          (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)),
% 26.04/4.37      inference('demod', [status(thm)],
% 26.04/4.37                [zip_derived_cl938, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.37                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.04/4.37                 zip_derived_cl1058, zip_derived_cl1082])).
% 26.04/4.37  thf(zip_derived_cl1162, plain,
% 26.04/4.37      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, X7 : $i]:
% 26.04/4.37          (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7)),
% 26.04/4.37      inference('demod', [status(thm)],
% 26.04/4.37                [zip_derived_cl912, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.37                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.04/4.37                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121])).
% 26.04/4.37  thf(zip_derived_cl1209, plain,
% 26.04/4.37      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.04/4.37         X7 : $i, X8 : $i]:
% 26.04/4.37          (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 26.04/4.37           X7 @ X8)),
% 26.04/4.37      inference('demod', [status(thm)],
% 26.04/4.37                [zip_derived_cl889, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.37                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.04/4.37                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.04/4.37                 zip_derived_cl1162])).
% 26.04/4.37  thf(zip_derived_cl1257, plain,
% 26.04/4.37      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.04/4.37         X7 : $i, X8 : $i, X9 : $i]:
% 26.04/4.37          (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 26.04/4.37           X7 @ X8 @ X9)),
% 26.04/4.37      inference('demod', [status(thm)],
% 26.04/4.37                [zip_derived_cl861, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.37                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.04/4.37                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.04/4.37                 zip_derived_cl1162, zip_derived_cl1209])).
% 26.04/4.37  thf(zip_derived_cl1310, plain,
% 26.04/4.37      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.04/4.37         X7 : $i, X8 : $i, X9 : $i, X10 : $i]:
% 26.04/4.37          (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 26.04/4.37           X6 @ X7 @ X8 @ X9 @ X10)),
% 26.04/4.37      inference('demod', [status(thm)],
% 26.04/4.37                [zip_derived_cl832, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.37                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.04/4.37                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.04/4.37                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257])).
% 26.04/4.37  thf(clause201, conjecture,
% 26.04/4.37    (~( ( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.37          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) | 
% 26.04/4.37        ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 26.04/4.37        ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 26.04/4.37        ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 26.04/4.37        ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 26.04/4.37        ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 26.04/4.37        ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 26.04/4.37        ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 26.04/4.37        ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 26.04/4.37        ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 26.04/4.37        ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.37             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 26.04/4.37        ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.37             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) ))).
% 26.04/4.37  thf(zf_stmt_14, negated_conjecture,
% 26.04/4.37    (( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.37       U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) | 
% 26.04/4.37     ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 26.04/4.37     ( ~( ssNder1_2r1r1 @ U @ V ) ) | ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 26.04/4.37     ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 26.04/4.37     ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 26.04/4.37     ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 26.04/4.37     ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 26.04/4.37     ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 26.04/4.37     ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 26.04/4.37     ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.37          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 26.04/4.37     ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.37          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) )),
% 26.04/4.37    inference('cnf.neg', [status(esa)], [clause201])).
% 26.04/4.37  thf(zip_derived_cl807, plain,
% 26.04/4.37      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.04/4.37         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i]:
% 26.04/4.37         ( (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 26.04/4.37            X6 @ X7 @ X8 @ X9 @ X10 @ X11)
% 26.04/4.37          | ~ (ssNder1_0)
% 26.04/4.37          | ~ (ssNder1_1r1 @ X0)
% 26.04/4.37          | ~ (ssNder1_2r1r1 @ X0 @ X1)
% 26.04/4.37          | ~ (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)
% 26.04/4.37          | ~ (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)
% 26.04/4.37          | ~ (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)
% 26.04/4.37          | ~ (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)
% 26.04/4.37          | ~ (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)
% 26.04/4.37          | ~ (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 26.04/4.37               X7)
% 26.04/4.37          | ~ (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 26.04/4.37               X6 @ X7 @ X8)
% 26.04/4.37          | ~ (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 26.04/4.37               X6 @ X7 @ X8 @ X9)
% 26.04/4.37          | ~ (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 26.04/4.37               X5 @ X6 @ X7 @ X8 @ X9 @ X10))),
% 26.04/4.37      inference('cnf', [status(esa)], [zf_stmt_14])).
% 26.04/4.37  thf(zip_derived_cl1007, plain, ( (ssNder1_0)),
% 26.04/4.37      inference('cnf', [status(esa)], [zf_stmt_1])).
% 26.04/4.37  thf(zip_derived_cl1013, plain, (![X0 : $i]:  (ssNder1_1r1 @ X0)),
% 26.04/4.37      inference('demod', [status(thm)],
% 26.04/4.37                [zip_derived_cl1006, zip_derived_cl1007])).
% 26.04/4.37  thf(zip_derived_cl1014, plain,
% 26.04/4.37      (![X0 : $i, X1 : $i]:  (ssNder1_2r1r1 @ X0 @ X1)),
% 26.04/4.37      inference('demod', [status(thm)],
% 26.04/4.37                [zip_derived_cl1005, zip_derived_cl1007, zip_derived_cl1013])).
% 26.04/4.37  thf(zip_derived_cl1019, plain,
% 26.04/4.37      (![X0 : $i, X1 : $i, X2 : $i]:  (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)),
% 26.04/4.37      inference('demod', [status(thm)],
% 26.04/4.37                [zip_derived_cl999, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.37                 zip_derived_cl1014])).
% 26.04/4.37  thf(zip_derived_cl1038, plain,
% 26.04/4.37      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 26.04/4.37          (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)),
% 26.04/4.37      inference('demod', [status(thm)],
% 26.04/4.37                [zip_derived_cl991, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.37                 zip_derived_cl1014, zip_derived_cl1019])).
% 26.04/4.37  thf(zip_derived_cl1058, plain,
% 26.04/4.37      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 26.04/4.37          (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)),
% 26.04/4.37      inference('demod', [status(thm)],
% 26.04/4.37                [zip_derived_cl973, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.37                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038])).
% 26.04/4.37  thf(zip_derived_cl1082, plain,
% 26.04/4.37      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 26.04/4.37          (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)),
% 26.04/4.37      inference('demod', [status(thm)],
% 26.04/4.37                [zip_derived_cl959, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.37                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.04/4.37                 zip_derived_cl1058])).
% 26.04/4.37  thf(zip_derived_cl1121, plain,
% 26.04/4.37      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i]:
% 26.04/4.37          (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)),
% 26.04/4.37      inference('demod', [status(thm)],
% 26.04/4.37                [zip_derived_cl938, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.37                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.04/4.37                 zip_derived_cl1058, zip_derived_cl1082])).
% 26.04/4.37  thf(zip_derived_cl1162, plain,
% 26.04/4.37      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, X7 : $i]:
% 26.04/4.37          (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7)),
% 26.04/4.37      inference('demod', [status(thm)],
% 26.04/4.37                [zip_derived_cl912, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.37                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.04/4.37                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121])).
% 26.04/4.37  thf(zip_derived_cl1209, plain,
% 26.04/4.37      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.04/4.37         X7 : $i, X8 : $i]:
% 26.04/4.37          (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 26.04/4.37           X7 @ X8)),
% 26.04/4.37      inference('demod', [status(thm)],
% 26.04/4.37                [zip_derived_cl889, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.37                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.04/4.37                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.04/4.37                 zip_derived_cl1162])).
% 26.04/4.37  thf(zip_derived_cl1257, plain,
% 26.04/4.37      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.04/4.37         X7 : $i, X8 : $i, X9 : $i]:
% 26.04/4.37          (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 26.04/4.37           X7 @ X8 @ X9)),
% 26.04/4.37      inference('demod', [status(thm)],
% 26.04/4.37                [zip_derived_cl861, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.37                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.04/4.37                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.04/4.37                 zip_derived_cl1162, zip_derived_cl1209])).
% 26.04/4.37  thf(zip_derived_cl1310, plain,
% 26.04/4.37      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.04/4.37         X7 : $i, X8 : $i, X9 : $i, X10 : $i]:
% 26.04/4.37          (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 26.04/4.37           X6 @ X7 @ X8 @ X9 @ X10)),
% 26.04/4.37      inference('demod', [status(thm)],
% 26.04/4.37                [zip_derived_cl832, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.37                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.04/4.37                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.04/4.37                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257])).
% 26.04/4.37  thf(zip_derived_cl1364, plain,
% 26.04/4.37      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.04/4.37         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i]:
% 26.04/4.37          (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 26.04/4.37           X6 @ X7 @ X8 @ X9 @ X10 @ X11)),
% 26.04/4.37      inference('demod', [status(thm)],
% 26.04/4.37                [zip_derived_cl807, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.37                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.04/4.37                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.04/4.37                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257, 
% 26.04/4.37                 zip_derived_cl1310])).
% 26.04/4.37  thf(clause234, conjecture,
% 26.04/4.37    (~( ( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.37          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) | 
% 26.04/4.37        ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 26.04/4.37        ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 26.04/4.37        ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 26.04/4.37        ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 26.04/4.37        ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 26.04/4.37        ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 26.04/4.37        ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 26.04/4.37        ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 26.04/4.37        ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 26.04/4.37        ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.37             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 26.04/4.37        ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.37             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 26.04/4.37        ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.37             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) ))).
% 26.04/4.37  thf(zf_stmt_15, negated_conjecture,
% 26.04/4.37    (( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.37       U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) | 
% 26.04/4.37     ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 26.04/4.37     ( ~( ssNder1_2r1r1 @ U @ V ) ) | ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 26.04/4.37     ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 26.04/4.37     ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 26.04/4.37     ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 26.04/4.37     ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 26.04/4.37     ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 26.04/4.37     ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 26.04/4.37     ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.37          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 26.04/4.37     ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.37          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 26.04/4.37     ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.37          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) )),
% 26.04/4.37    inference('cnf.neg', [status(esa)], [clause234])).
% 26.04/4.37  thf(zip_derived_cl774, plain,
% 26.04/4.37      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.04/4.37         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i]:
% 26.04/4.37         ( (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 26.04/4.37            X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)
% 26.04/4.37          | ~ (ssNder1_0)
% 26.04/4.37          | ~ (ssNder1_1r1 @ X0)
% 26.04/4.37          | ~ (ssNder1_2r1r1 @ X0 @ X1)
% 26.04/4.37          | ~ (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)
% 26.04/4.37          | ~ (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)
% 26.04/4.37          | ~ (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)
% 26.04/4.37          | ~ (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)
% 26.04/4.37          | ~ (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)
% 26.04/4.37          | ~ (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 26.04/4.37               X7)
% 26.04/4.37          | ~ (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 26.04/4.37               X6 @ X7 @ X8)
% 26.04/4.37          | ~ (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 26.04/4.37               X6 @ X7 @ X8 @ X9)
% 26.04/4.37          | ~ (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 26.04/4.37               X5 @ X6 @ X7 @ X8 @ X9 @ X10)
% 26.04/4.37          | ~ (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 26.04/4.37               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11))),
% 26.04/4.37      inference('cnf', [status(esa)], [zf_stmt_15])).
% 26.04/4.37  thf(zip_derived_cl1007, plain, ( (ssNder1_0)),
% 26.04/4.37      inference('cnf', [status(esa)], [zf_stmt_1])).
% 26.04/4.37  thf(zip_derived_cl1013, plain, (![X0 : $i]:  (ssNder1_1r1 @ X0)),
% 26.04/4.37      inference('demod', [status(thm)],
% 26.04/4.37                [zip_derived_cl1006, zip_derived_cl1007])).
% 26.04/4.37  thf(zip_derived_cl1014, plain,
% 26.04/4.37      (![X0 : $i, X1 : $i]:  (ssNder1_2r1r1 @ X0 @ X1)),
% 26.04/4.37      inference('demod', [status(thm)],
% 26.04/4.37                [zip_derived_cl1005, zip_derived_cl1007, zip_derived_cl1013])).
% 26.04/4.37  thf(zip_derived_cl1019, plain,
% 26.04/4.37      (![X0 : $i, X1 : $i, X2 : $i]:  (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)),
% 26.04/4.37      inference('demod', [status(thm)],
% 26.04/4.37                [zip_derived_cl999, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.37                 zip_derived_cl1014])).
% 26.04/4.37  thf(zip_derived_cl1038, plain,
% 26.04/4.37      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 26.04/4.37          (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)),
% 26.04/4.37      inference('demod', [status(thm)],
% 26.04/4.37                [zip_derived_cl991, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.37                 zip_derived_cl1014, zip_derived_cl1019])).
% 26.04/4.37  thf(zip_derived_cl1058, plain,
% 26.04/4.37      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 26.04/4.37          (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)),
% 26.04/4.37      inference('demod', [status(thm)],
% 26.04/4.37                [zip_derived_cl973, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.37                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038])).
% 26.04/4.37  thf(zip_derived_cl1082, plain,
% 26.04/4.37      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 26.04/4.37          (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)),
% 26.04/4.37      inference('demod', [status(thm)],
% 26.04/4.37                [zip_derived_cl959, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.37                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.04/4.37                 zip_derived_cl1058])).
% 26.04/4.37  thf(zip_derived_cl1121, plain,
% 26.04/4.37      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i]:
% 26.04/4.37          (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)),
% 26.04/4.37      inference('demod', [status(thm)],
% 26.04/4.37                [zip_derived_cl938, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.37                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.04/4.37                 zip_derived_cl1058, zip_derived_cl1082])).
% 26.04/4.37  thf(zip_derived_cl1162, plain,
% 26.04/4.37      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, X7 : $i]:
% 26.04/4.37          (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7)),
% 26.04/4.37      inference('demod', [status(thm)],
% 26.04/4.37                [zip_derived_cl912, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.37                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.04/4.37                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121])).
% 26.04/4.37  thf(zip_derived_cl1209, plain,
% 26.04/4.37      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.04/4.37         X7 : $i, X8 : $i]:
% 26.04/4.37          (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 26.04/4.37           X7 @ X8)),
% 26.04/4.37      inference('demod', [status(thm)],
% 26.04/4.37                [zip_derived_cl889, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.37                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.04/4.37                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.04/4.37                 zip_derived_cl1162])).
% 26.04/4.37  thf(zip_derived_cl1257, plain,
% 26.04/4.37      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.04/4.37         X7 : $i, X8 : $i, X9 : $i]:
% 26.04/4.37          (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 26.04/4.37           X7 @ X8 @ X9)),
% 26.04/4.37      inference('demod', [status(thm)],
% 26.04/4.37                [zip_derived_cl861, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.37                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.04/4.37                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.04/4.37                 zip_derived_cl1162, zip_derived_cl1209])).
% 26.04/4.37  thf(zip_derived_cl1310, plain,
% 26.04/4.37      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.04/4.37         X7 : $i, X8 : $i, X9 : $i, X10 : $i]:
% 26.04/4.37          (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 26.04/4.37           X6 @ X7 @ X8 @ X9 @ X10)),
% 26.04/4.37      inference('demod', [status(thm)],
% 26.04/4.37                [zip_derived_cl832, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.37                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.04/4.37                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.04/4.37                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257])).
% 26.04/4.37  thf(zip_derived_cl1364, plain,
% 26.04/4.37      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.04/4.37         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i]:
% 26.04/4.37          (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 26.04/4.37           X6 @ X7 @ X8 @ X9 @ X10 @ X11)),
% 26.04/4.37      inference('demod', [status(thm)],
% 26.04/4.37                [zip_derived_cl807, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.37                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.04/4.37                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.04/4.37                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257, 
% 26.04/4.37                 zip_derived_cl1310])).
% 26.04/4.37  thf(zip_derived_cl1419, plain,
% 26.04/4.37      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.04/4.37         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i]:
% 26.04/4.37          (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 26.04/4.37           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)),
% 26.04/4.37      inference('demod', [status(thm)],
% 26.04/4.37                [zip_derived_cl774, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.37                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.04/4.37                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.04/4.37                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257, 
% 26.04/4.37                 zip_derived_cl1310, zip_derived_cl1364])).
% 26.04/4.37  thf(clause270, conjecture,
% 26.04/4.37    (~( ( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.37          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) | 
% 26.04/4.37        ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 26.04/4.37        ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 26.04/4.37        ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 26.04/4.37        ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 26.04/4.37        ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 26.04/4.37        ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 26.04/4.37        ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 26.04/4.37        ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 26.04/4.37        ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 26.04/4.37        ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.37             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 26.04/4.37        ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.37             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 26.04/4.37        ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.37             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 26.04/4.37        ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.37             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) ))).
% 26.04/4.37  thf(zf_stmt_16, negated_conjecture,
% 26.04/4.37    (( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.37       U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) | 
% 26.04/4.37     ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 26.04/4.37     ( ~( ssNder1_2r1r1 @ U @ V ) ) | ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 26.04/4.37     ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 26.04/4.37     ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 26.04/4.37     ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 26.04/4.37     ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 26.04/4.37     ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 26.04/4.37     ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 26.04/4.37     ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.37          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 26.04/4.37     ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.37          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 26.04/4.37     ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.37          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 26.04/4.37     ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.37          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) )),
% 26.04/4.37    inference('cnf.neg', [status(esa)], [clause270])).
% 26.04/4.37  thf(zip_derived_cl738, plain,
% 26.04/4.37      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.04/4.37         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i]:
% 26.04/4.37         ( (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 26.04/4.37            X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)
% 26.04/4.37          | ~ (ssNder1_0)
% 26.04/4.37          | ~ (ssNder1_1r1 @ X0)
% 26.04/4.37          | ~ (ssNder1_2r1r1 @ X0 @ X1)
% 26.04/4.37          | ~ (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)
% 26.04/4.37          | ~ (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)
% 26.04/4.37          | ~ (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)
% 26.04/4.37          | ~ (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)
% 26.04/4.37          | ~ (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)
% 26.04/4.37          | ~ (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 26.04/4.37               X7)
% 26.04/4.37          | ~ (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 26.04/4.37               X6 @ X7 @ X8)
% 26.04/4.37          | ~ (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 26.04/4.37               X6 @ X7 @ X8 @ X9)
% 26.04/4.37          | ~ (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 26.04/4.37               X5 @ X6 @ X7 @ X8 @ X9 @ X10)
% 26.04/4.37          | ~ (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 26.04/4.37               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11)
% 26.04/4.37          | ~ (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 26.04/4.37               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12))),
% 26.04/4.37      inference('cnf', [status(esa)], [zf_stmt_16])).
% 26.04/4.37  thf(zip_derived_cl1007, plain, ( (ssNder1_0)),
% 26.04/4.37      inference('cnf', [status(esa)], [zf_stmt_1])).
% 26.04/4.37  thf(zip_derived_cl1013, plain, (![X0 : $i]:  (ssNder1_1r1 @ X0)),
% 26.04/4.37      inference('demod', [status(thm)],
% 26.04/4.37                [zip_derived_cl1006, zip_derived_cl1007])).
% 26.04/4.37  thf(zip_derived_cl1014, plain,
% 26.04/4.37      (![X0 : $i, X1 : $i]:  (ssNder1_2r1r1 @ X0 @ X1)),
% 26.04/4.37      inference('demod', [status(thm)],
% 26.04/4.37                [zip_derived_cl1005, zip_derived_cl1007, zip_derived_cl1013])).
% 26.04/4.37  thf(zip_derived_cl1019, plain,
% 26.04/4.37      (![X0 : $i, X1 : $i, X2 : $i]:  (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)),
% 26.04/4.37      inference('demod', [status(thm)],
% 26.04/4.37                [zip_derived_cl999, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.37                 zip_derived_cl1014])).
% 26.04/4.37  thf(zip_derived_cl1038, plain,
% 26.04/4.37      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 26.04/4.37          (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)),
% 26.04/4.37      inference('demod', [status(thm)],
% 26.04/4.37                [zip_derived_cl991, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.37                 zip_derived_cl1014, zip_derived_cl1019])).
% 26.04/4.37  thf(zip_derived_cl1058, plain,
% 26.04/4.37      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 26.04/4.37          (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)),
% 26.04/4.37      inference('demod', [status(thm)],
% 26.04/4.37                [zip_derived_cl973, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.37                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038])).
% 26.04/4.37  thf(zip_derived_cl1082, plain,
% 26.04/4.37      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 26.04/4.37          (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)),
% 26.04/4.37      inference('demod', [status(thm)],
% 26.04/4.37                [zip_derived_cl959, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.37                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.04/4.37                 zip_derived_cl1058])).
% 26.04/4.37  thf(zip_derived_cl1121, plain,
% 26.04/4.37      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i]:
% 26.04/4.37          (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)),
% 26.04/4.37      inference('demod', [status(thm)],
% 26.04/4.37                [zip_derived_cl938, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.37                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.04/4.37                 zip_derived_cl1058, zip_derived_cl1082])).
% 26.04/4.37  thf(zip_derived_cl1162, plain,
% 26.04/4.37      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, X7 : $i]:
% 26.04/4.37          (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7)),
% 26.04/4.37      inference('demod', [status(thm)],
% 26.04/4.37                [zip_derived_cl912, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.37                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.04/4.37                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121])).
% 26.04/4.37  thf(zip_derived_cl1209, plain,
% 26.04/4.37      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.04/4.37         X7 : $i, X8 : $i]:
% 26.04/4.37          (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 26.04/4.37           X7 @ X8)),
% 26.04/4.37      inference('demod', [status(thm)],
% 26.04/4.37                [zip_derived_cl889, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.37                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.04/4.37                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.04/4.37                 zip_derived_cl1162])).
% 26.04/4.37  thf(zip_derived_cl1257, plain,
% 26.04/4.37      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.04/4.37         X7 : $i, X8 : $i, X9 : $i]:
% 26.04/4.37          (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 26.04/4.37           X7 @ X8 @ X9)),
% 26.04/4.37      inference('demod', [status(thm)],
% 26.04/4.37                [zip_derived_cl861, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.37                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.04/4.37                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.04/4.37                 zip_derived_cl1162, zip_derived_cl1209])).
% 26.04/4.37  thf(zip_derived_cl1310, plain,
% 26.04/4.37      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.04/4.37         X7 : $i, X8 : $i, X9 : $i, X10 : $i]:
% 26.04/4.37          (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 26.04/4.37           X6 @ X7 @ X8 @ X9 @ X10)),
% 26.04/4.37      inference('demod', [status(thm)],
% 26.04/4.37                [zip_derived_cl832, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.37                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.04/4.37                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.04/4.37                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257])).
% 26.04/4.37  thf(zip_derived_cl1364, plain,
% 26.04/4.37      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.04/4.37         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i]:
% 26.04/4.37          (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 26.04/4.37           X6 @ X7 @ X8 @ X9 @ X10 @ X11)),
% 26.04/4.37      inference('demod', [status(thm)],
% 26.04/4.37                [zip_derived_cl807, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.37                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.04/4.37                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.04/4.37                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257, 
% 26.04/4.37                 zip_derived_cl1310])).
% 26.04/4.37  thf(zip_derived_cl1419, plain,
% 26.04/4.37      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.04/4.37         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i]:
% 26.04/4.37          (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 26.04/4.37           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)),
% 26.04/4.37      inference('demod', [status(thm)],
% 26.04/4.37                [zip_derived_cl774, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.37                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.04/4.37                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.04/4.37                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257, 
% 26.04/4.37                 zip_derived_cl1310, zip_derived_cl1364])).
% 26.04/4.37  thf(zip_derived_cl1478, plain,
% 26.04/4.37      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.04/4.37         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i]:
% 26.04/4.37          (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 26.04/4.37           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)),
% 26.04/4.37      inference('demod', [status(thm)],
% 26.04/4.37                [zip_derived_cl738, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.37                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.04/4.37                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.04/4.37                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257, 
% 26.04/4.37                 zip_derived_cl1310, zip_derived_cl1364, zip_derived_cl1419])).
% 26.04/4.37  thf(zip_derived_cl1561, plain,
% 26.04/4.37      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.04/4.37         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 26.04/4.37         X14 : $i]:
% 26.04/4.37          (ssPv13_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 26.04/4.37           X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ skc32)),
% 26.04/4.37      inference('demod', [status(thm)],
% 26.04/4.37                [zip_derived_cl704, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.37                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.04/4.37                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.04/4.37                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257, 
% 26.04/4.37                 zip_derived_cl1310, zip_derived_cl1364, zip_derived_cl1419, 
% 26.04/4.37                 zip_derived_cl1478])).
% 26.04/4.37  thf(clause846, conjecture,
% 26.04/4.37    (~( ( ssPv13_26r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.37          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 26.04/4.37          X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 ) | 
% 26.04/4.37        ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 26.04/4.37        ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 26.04/4.37        ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 26.04/4.37        ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 26.04/4.37        ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 26.04/4.37        ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 26.04/4.37        ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 26.04/4.37        ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 26.04/4.37        ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 26.04/4.37        ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.37             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 26.04/4.37        ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.37             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 26.04/4.37        ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.37             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 26.04/4.37        ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.37             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 26.04/4.37        ( ~( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.37             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) | 
% 26.04/4.37        ( ~( ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.37             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) ) | 
% 26.04/4.37        ( ~( ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.37             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 26.04/4.37             X9 @ X10 ) ) | 
% 26.04/4.37        ( ~( ssPv13_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.37             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 26.04/4.37             X9 @ X10 ) ) | 
% 26.04/4.37        ( ~( ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.37             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 26.04/4.37             X9 @ X10 @ X11 ) ) | 
% 26.04/4.37        ( ~( ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.37             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 26.04/4.37             X9 @ X10 @ X11 @ X12 ) ) | 
% 26.04/4.37        ( ~( ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.37             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 26.04/4.37             X9 @ X10 @ X11 @ X12 @ X13 ) ) | 
% 26.04/4.37        ( ~( ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.37             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 26.04/4.37             X9 @ X10 @ X11 @ X12 @ X13 @ X14 ) ) | 
% 26.04/4.37        ( ~( ssNder1_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.37             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 26.04/4.37             X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 ) ) | 
% 26.04/4.37        ( ~( ssNder1_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.37             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 26.04/4.37             X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 ) ) | 
% 26.04/4.37        ( ~( ssNder1_23r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.37             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 26.04/4.37             X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 @ X17 ) ) | 
% 26.04/4.37        ( ~( ssNder1_24r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.37             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 26.04/4.37             X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 @ X17 @ X18 ) ) | 
% 26.04/4.37        ( ~( ssNder1_25r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.37             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 26.04/4.37             X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 ) ) ))).
% 26.04/4.37  thf(zf_stmt_17, negated_conjecture,
% 26.04/4.37    (( ssPv13_26r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.37       U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 26.04/4.37       X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 ) | 
% 26.04/4.37     ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 26.04/4.37     ( ~( ssNder1_2r1r1 @ U @ V ) ) | ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 26.04/4.37     ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 26.04/4.37     ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 26.04/4.37     ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 26.04/4.37     ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 26.04/4.37     ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 26.04/4.37     ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 26.04/4.37     ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.37          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 26.04/4.37     ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.37          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 26.04/4.37     ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.37          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 26.04/4.37     ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.37          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 26.04/4.37     ( ~( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.37          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) | 
% 26.04/4.37     ( ~( ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.37          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) ) | 
% 26.04/4.37     ( ~( ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.37          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 26.04/4.37          X10 ) ) | 
% 26.04/4.37     ( ~( ssPv13_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.37          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 26.04/4.37          X10 ) ) | 
% 26.04/4.37     ( ~( ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.37          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 26.04/4.37          X10 @ X11 ) ) | 
% 26.04/4.37     ( ~( ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.37          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 26.04/4.37          X10 @ X11 @ X12 ) ) | 
% 26.04/4.37     ( ~( ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.37          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 26.04/4.37          X10 @ X11 @ X12 @ X13 ) ) | 
% 26.04/4.37     ( ~( ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.37          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 26.04/4.37          X10 @ X11 @ X12 @ X13 @ X14 ) ) | 
% 26.04/4.37     ( ~( ssNder1_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.37          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 26.04/4.37          X10 @ X11 @ X12 @ X13 @ X14 @ X15 ) ) | 
% 26.04/4.37     ( ~( ssNder1_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.37          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 26.04/4.37          X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 ) ) | 
% 26.04/4.37     ( ~( ssNder1_23r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.37          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 26.04/4.37          X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 @ X17 ) ) | 
% 26.04/4.37     ( ~( ssNder1_24r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.37          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 26.04/4.37          X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 @ X17 @ X18 ) ) | 
% 26.04/4.37     ( ~( ssNder1_25r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.37          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 26.04/4.37          X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 ) )),
% 26.04/4.37    inference('cnf.neg', [status(esa)], [clause846])).
% 26.04/4.37  thf(zip_derived_cl162, plain,
% 26.04/4.37      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.04/4.37         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 26.04/4.37         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i, 
% 26.04/4.37         X21 : $i, X22 : $i, X23 : $i, X24 : $i, X25 : $i]:
% 26.04/4.37         ( (ssPv13_26r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ 
% 26.04/4.37            X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ 
% 26.04/4.37            X12 @ X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21 @ X22 @ 
% 26.04/4.37            X23 @ X24 @ X25)
% 26.04/4.37          | ~ (ssNder1_0)
% 26.04/4.37          | ~ (ssNder1_1r1 @ X0)
% 26.04/4.37          | ~ (ssNder1_2r1r1 @ X0 @ X1)
% 26.04/4.37          | ~ (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)
% 26.04/4.37          | ~ (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)
% 26.04/4.37          | ~ (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)
% 26.04/4.37          | ~ (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)
% 26.04/4.37          | ~ (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)
% 26.04/4.37          | ~ (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 26.04/4.37               X7)
% 26.04/4.37          | ~ (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 26.04/4.37               X6 @ X7 @ X8)
% 26.04/4.37          | ~ (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 26.04/4.37               X6 @ X7 @ X8 @ X9)
% 26.04/4.37          | ~ (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 26.04/4.37               X5 @ X6 @ X7 @ X8 @ X9 @ X10)
% 26.04/4.37          | ~ (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 26.04/4.37               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11)
% 26.04/4.37          | ~ (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 26.04/4.37               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)
% 26.04/4.37          | ~ (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 26.04/4.37               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)
% 26.04/4.37          | ~ (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 26.04/4.37               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)
% 26.04/4.37          | ~ (ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 26.04/4.37               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 26.04/4.37               X14 @ X15)
% 26.04/4.37          | ~ (ssPv13_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 26.04/4.37               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15)
% 26.04/4.37          | ~ (ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 26.04/4.37               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 26.04/4.37               X14 @ X15 @ X16)
% 26.04/4.37          | ~ (ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 26.04/4.37               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 26.04/4.37               X14 @ X15 @ X16 @ X17)
% 26.04/4.37          | ~ (ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 26.04/4.37               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 26.04/4.37               X14 @ X15 @ X16 @ X17 @ X18)
% 26.04/4.37          | ~ (ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 26.04/4.37               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 26.04/4.37               X14 @ X15 @ X16 @ X17 @ X18 @ X19)
% 26.04/4.37          | ~ (ssNder1_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 26.04/4.37               X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 26.04/4.37               X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20)
% 26.04/4.37          | ~ (ssNder1_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 26.04/4.37               X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 26.04/4.37               X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21)
% 26.04/4.37          | ~ (ssNder1_23r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 26.04/4.37               X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 26.04/4.37               X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21 @ X22)
% 26.04/4.37          | ~ (ssNder1_24r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ 
% 26.04/4.37               X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ 
% 26.04/4.37               X12 @ X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21 @ 
% 26.04/4.37               X22 @ X23)
% 26.04/4.37          | ~ (ssNder1_25r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ 
% 26.04/4.37               X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ 
% 26.04/4.37               X12 @ X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21 @ 
% 26.04/4.37               X22 @ X23 @ X24))),
% 26.04/4.37      inference('cnf', [status(esa)], [zf_stmt_17])).
% 26.04/4.37  thf(zip_derived_cl1007, plain, ( (ssNder1_0)),
% 26.04/4.37      inference('cnf', [status(esa)], [zf_stmt_1])).
% 26.04/4.37  thf(zip_derived_cl1013, plain, (![X0 : $i]:  (ssNder1_1r1 @ X0)),
% 26.04/4.37      inference('demod', [status(thm)],
% 26.04/4.37                [zip_derived_cl1006, zip_derived_cl1007])).
% 26.04/4.37  thf(zip_derived_cl1014, plain,
% 26.04/4.37      (![X0 : $i, X1 : $i]:  (ssNder1_2r1r1 @ X0 @ X1)),
% 26.04/4.37      inference('demod', [status(thm)],
% 26.04/4.37                [zip_derived_cl1005, zip_derived_cl1007, zip_derived_cl1013])).
% 26.04/4.37  thf(zip_derived_cl1019, plain,
% 26.04/4.37      (![X0 : $i, X1 : $i, X2 : $i]:  (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)),
% 26.04/4.37      inference('demod', [status(thm)],
% 26.04/4.37                [zip_derived_cl999, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.37                 zip_derived_cl1014])).
% 26.04/4.37  thf(zip_derived_cl1038, plain,
% 26.04/4.37      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 26.04/4.37          (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)),
% 26.04/4.37      inference('demod', [status(thm)],
% 26.04/4.37                [zip_derived_cl991, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.37                 zip_derived_cl1014, zip_derived_cl1019])).
% 26.04/4.37  thf(zip_derived_cl1058, plain,
% 26.04/4.37      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 26.04/4.37          (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)),
% 26.04/4.37      inference('demod', [status(thm)],
% 26.04/4.37                [zip_derived_cl973, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.37                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038])).
% 26.04/4.37  thf(zip_derived_cl1082, plain,
% 26.04/4.37      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 26.04/4.37          (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)),
% 26.04/4.37      inference('demod', [status(thm)],
% 26.04/4.37                [zip_derived_cl959, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.37                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.04/4.37                 zip_derived_cl1058])).
% 26.04/4.37  thf(zip_derived_cl1121, plain,
% 26.04/4.37      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i]:
% 26.04/4.37          (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)),
% 26.04/4.37      inference('demod', [status(thm)],
% 26.04/4.37                [zip_derived_cl938, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.37                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.04/4.37                 zip_derived_cl1058, zip_derived_cl1082])).
% 26.04/4.37  thf(zip_derived_cl1162, plain,
% 26.04/4.37      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, X7 : $i]:
% 26.04/4.37          (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7)),
% 26.04/4.37      inference('demod', [status(thm)],
% 26.04/4.37                [zip_derived_cl912, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.37                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.04/4.37                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121])).
% 26.04/4.37  thf(zip_derived_cl1209, plain,
% 26.04/4.37      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.04/4.37         X7 : $i, X8 : $i]:
% 26.04/4.37          (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 26.04/4.37           X7 @ X8)),
% 26.04/4.37      inference('demod', [status(thm)],
% 26.04/4.37                [zip_derived_cl889, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.37                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.04/4.37                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.04/4.37                 zip_derived_cl1162])).
% 26.04/4.37  thf(zip_derived_cl1257, plain,
% 26.04/4.37      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.04/4.37         X7 : $i, X8 : $i, X9 : $i]:
% 26.04/4.37          (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 26.04/4.37           X7 @ X8 @ X9)),
% 26.04/4.37      inference('demod', [status(thm)],
% 26.04/4.37                [zip_derived_cl861, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.37                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.04/4.37                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.04/4.37                 zip_derived_cl1162, zip_derived_cl1209])).
% 26.04/4.37  thf(zip_derived_cl1310, plain,
% 26.04/4.37      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.04/4.37         X7 : $i, X8 : $i, X9 : $i, X10 : $i]:
% 26.04/4.37          (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 26.04/4.37           X6 @ X7 @ X8 @ X9 @ X10)),
% 26.04/4.37      inference('demod', [status(thm)],
% 26.04/4.37                [zip_derived_cl832, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.37                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.04/4.37                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.04/4.37                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257])).
% 26.04/4.37  thf(zip_derived_cl1364, plain,
% 26.04/4.37      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.04/4.37         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i]:
% 26.04/4.37          (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 26.04/4.37           X6 @ X7 @ X8 @ X9 @ X10 @ X11)),
% 26.04/4.37      inference('demod', [status(thm)],
% 26.04/4.37                [zip_derived_cl807, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.37                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.04/4.37                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.04/4.37                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257, 
% 26.04/4.37                 zip_derived_cl1310])).
% 26.04/4.37  thf(zip_derived_cl1419, plain,
% 26.04/4.37      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.04/4.37         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i]:
% 26.04/4.37          (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 26.04/4.37           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)),
% 26.04/4.37      inference('demod', [status(thm)],
% 26.04/4.37                [zip_derived_cl774, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.37                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.04/4.37                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.04/4.37                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257, 
% 26.04/4.37                 zip_derived_cl1310, zip_derived_cl1364])).
% 26.04/4.37  thf(zip_derived_cl1478, plain,
% 26.04/4.37      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.04/4.37         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i]:
% 26.04/4.37          (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 26.04/4.37           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)),
% 26.04/4.37      inference('demod', [status(thm)],
% 26.04/4.37                [zip_derived_cl738, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.37                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.04/4.37                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.04/4.37                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257, 
% 26.04/4.37                 zip_derived_cl1310, zip_derived_cl1364, zip_derived_cl1419])).
% 26.04/4.37  thf(clause303, conjecture,
% 26.04/4.37    (~( ( ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.37          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) | 
% 26.04/4.37        ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 26.04/4.37        ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 26.04/4.37        ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 26.04/4.37        ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 26.04/4.37        ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 26.04/4.37        ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 26.04/4.37        ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 26.04/4.37        ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 26.04/4.37        ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 26.04/4.37        ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.37             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 26.04/4.37        ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.37             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 26.04/4.37        ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.37             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 26.04/4.37        ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.37             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 26.04/4.37        ( ~( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.37             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) ))).
% 26.04/4.37  thf(zf_stmt_18, negated_conjecture,
% 26.04/4.37    (( ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.37       U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) | 
% 26.04/4.37     ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 26.04/4.37     ( ~( ssNder1_2r1r1 @ U @ V ) ) | ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 26.04/4.37     ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 26.04/4.37     ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 26.04/4.37     ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 26.04/4.37     ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 26.04/4.37     ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 26.04/4.37     ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 26.04/4.37     ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.37          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 26.04/4.37     ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.37          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 26.04/4.37     ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.37          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 26.04/4.37     ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.37          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 26.04/4.37     ( ~( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.37          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) )),
% 26.04/4.37    inference('cnf.neg', [status(esa)], [clause303])).
% 26.04/4.37  thf(zip_derived_cl705, plain,
% 26.04/4.37      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.04/4.37         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 26.04/4.37         X14 : $i]:
% 26.04/4.37         ( (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 26.04/4.37            X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)
% 26.04/4.37          | ~ (ssNder1_0)
% 26.04/4.37          | ~ (ssNder1_1r1 @ X0)
% 26.04/4.37          | ~ (ssNder1_2r1r1 @ X0 @ X1)
% 26.04/4.37          | ~ (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)
% 26.04/4.37          | ~ (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)
% 26.04/4.37          | ~ (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)
% 26.04/4.37          | ~ (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)
% 26.04/4.37          | ~ (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)
% 26.04/4.37          | ~ (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 26.04/4.37               X7)
% 26.04/4.37          | ~ (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 26.04/4.37               X6 @ X7 @ X8)
% 26.04/4.37          | ~ (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 26.04/4.37               X6 @ X7 @ X8 @ X9)
% 26.04/4.37          | ~ (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 26.04/4.37               X5 @ X6 @ X7 @ X8 @ X9 @ X10)
% 26.04/4.37          | ~ (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 26.04/4.37               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11)
% 26.04/4.37          | ~ (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 26.04/4.37               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)
% 26.04/4.37          | ~ (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 26.04/4.37               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13))),
% 26.04/4.37      inference('cnf', [status(esa)], [zf_stmt_18])).
% 26.04/4.37  thf(zip_derived_cl1007, plain, ( (ssNder1_0)),
% 26.04/4.37      inference('cnf', [status(esa)], [zf_stmt_1])).
% 26.04/4.37  thf(zip_derived_cl1013, plain, (![X0 : $i]:  (ssNder1_1r1 @ X0)),
% 26.04/4.37      inference('demod', [status(thm)],
% 26.04/4.37                [zip_derived_cl1006, zip_derived_cl1007])).
% 26.04/4.37  thf(zip_derived_cl1014, plain,
% 26.04/4.37      (![X0 : $i, X1 : $i]:  (ssNder1_2r1r1 @ X0 @ X1)),
% 26.04/4.37      inference('demod', [status(thm)],
% 26.04/4.37                [zip_derived_cl1005, zip_derived_cl1007, zip_derived_cl1013])).
% 26.04/4.37  thf(zip_derived_cl1019, plain,
% 26.04/4.37      (![X0 : $i, X1 : $i, X2 : $i]:  (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)),
% 26.04/4.37      inference('demod', [status(thm)],
% 26.04/4.37                [zip_derived_cl999, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.37                 zip_derived_cl1014])).
% 26.04/4.37  thf(zip_derived_cl1038, plain,
% 26.04/4.37      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 26.04/4.37          (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)),
% 26.04/4.37      inference('demod', [status(thm)],
% 26.04/4.37                [zip_derived_cl991, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.37                 zip_derived_cl1014, zip_derived_cl1019])).
% 26.04/4.37  thf(zip_derived_cl1058, plain,
% 26.04/4.37      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 26.04/4.37          (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)),
% 26.04/4.37      inference('demod', [status(thm)],
% 26.04/4.37                [zip_derived_cl973, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.37                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038])).
% 26.04/4.37  thf(zip_derived_cl1082, plain,
% 26.04/4.37      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 26.04/4.37          (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)),
% 26.04/4.37      inference('demod', [status(thm)],
% 26.04/4.37                [zip_derived_cl959, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.37                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.04/4.37                 zip_derived_cl1058])).
% 26.04/4.37  thf(zip_derived_cl1121, plain,
% 26.04/4.37      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i]:
% 26.04/4.37          (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)),
% 26.04/4.37      inference('demod', [status(thm)],
% 26.04/4.37                [zip_derived_cl938, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.37                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.04/4.37                 zip_derived_cl1058, zip_derived_cl1082])).
% 26.04/4.37  thf(zip_derived_cl1162, plain,
% 26.04/4.37      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, X7 : $i]:
% 26.04/4.37          (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7)),
% 26.04/4.37      inference('demod', [status(thm)],
% 26.04/4.37                [zip_derived_cl912, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.37                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.04/4.37                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121])).
% 26.04/4.37  thf(zip_derived_cl1209, plain,
% 26.04/4.37      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.04/4.37         X7 : $i, X8 : $i]:
% 26.04/4.37          (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 26.04/4.37           X7 @ X8)),
% 26.04/4.37      inference('demod', [status(thm)],
% 26.04/4.37                [zip_derived_cl889, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.37                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.04/4.37                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.04/4.37                 zip_derived_cl1162])).
% 26.04/4.37  thf(zip_derived_cl1257, plain,
% 26.04/4.37      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.04/4.37         X7 : $i, X8 : $i, X9 : $i]:
% 26.04/4.37          (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 26.04/4.37           X7 @ X8 @ X9)),
% 26.04/4.37      inference('demod', [status(thm)],
% 26.04/4.37                [zip_derived_cl861, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.37                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.04/4.37                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.04/4.37                 zip_derived_cl1162, zip_derived_cl1209])).
% 26.04/4.37  thf(zip_derived_cl1310, plain,
% 26.04/4.37      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.04/4.37         X7 : $i, X8 : $i, X9 : $i, X10 : $i]:
% 26.04/4.37          (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 26.04/4.37           X6 @ X7 @ X8 @ X9 @ X10)),
% 26.04/4.37      inference('demod', [status(thm)],
% 26.04/4.37                [zip_derived_cl832, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.37                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.04/4.37                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.04/4.37                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257])).
% 26.04/4.37  thf(zip_derived_cl1364, plain,
% 26.04/4.37      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.04/4.37         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i]:
% 26.04/4.37          (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 26.04/4.37           X6 @ X7 @ X8 @ X9 @ X10 @ X11)),
% 26.04/4.37      inference('demod', [status(thm)],
% 26.04/4.37                [zip_derived_cl807, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.37                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.04/4.37                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.04/4.37                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257, 
% 26.04/4.37                 zip_derived_cl1310])).
% 26.04/4.37  thf(zip_derived_cl1419, plain,
% 26.04/4.37      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.04/4.37         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i]:
% 26.04/4.37          (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 26.04/4.37           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)),
% 26.04/4.37      inference('demod', [status(thm)],
% 26.04/4.37                [zip_derived_cl774, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.37                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.04/4.37                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.04/4.37                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257, 
% 26.04/4.37                 zip_derived_cl1310, zip_derived_cl1364])).
% 26.04/4.37  thf(zip_derived_cl1478, plain,
% 26.04/4.37      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.04/4.37         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i]:
% 26.04/4.37          (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 26.04/4.37           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)),
% 26.04/4.37      inference('demod', [status(thm)],
% 26.04/4.37                [zip_derived_cl738, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.37                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.04/4.37                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.04/4.37                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257, 
% 26.04/4.37                 zip_derived_cl1310, zip_derived_cl1364, zip_derived_cl1419])).
% 26.04/4.37  thf(zip_derived_cl1542, plain,
% 26.04/4.37      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.04/4.37         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 26.04/4.37         X14 : $i]:
% 26.04/4.37          (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 26.04/4.37           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)),
% 26.04/4.37      inference('demod', [status(thm)],
% 26.04/4.37                [zip_derived_cl705, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.37                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.04/4.37                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.04/4.37                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257, 
% 26.04/4.37                 zip_derived_cl1310, zip_derived_cl1364, zip_derived_cl1419, 
% 26.04/4.37                 zip_derived_cl1478])).
% 26.04/4.37  thf(clause344, conjecture,
% 26.04/4.37    (~( ( ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.37          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 26.04/4.37          X10 ) | 
% 26.04/4.37        ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 26.04/4.37        ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 26.04/4.37        ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 26.04/4.37        ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 26.04/4.37        ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 26.04/4.37        ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 26.04/4.37        ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 26.04/4.37        ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 26.04/4.37        ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 26.04/4.37        ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.37             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 26.04/4.37        ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.37             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 26.04/4.37        ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.37             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 26.04/4.37        ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.37             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 26.04/4.37        ( ~( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.37             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) | 
% 26.04/4.37        ( ~( ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.37             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) ) ))).
% 26.04/4.37  thf(zf_stmt_19, negated_conjecture,
% 26.04/4.37    (( ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.37       U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 ) | 
% 26.04/4.37     ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 26.04/4.37     ( ~( ssNder1_2r1r1 @ U @ V ) ) | ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 26.04/4.37     ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 26.04/4.37     ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 26.04/4.37     ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 26.04/4.37     ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 26.04/4.37     ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 26.04/4.37     ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 26.04/4.37     ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.37          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 26.04/4.37     ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.37          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 26.04/4.37     ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.37          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 26.04/4.37     ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.37          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 26.04/4.37     ( ~( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.37          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) | 
% 26.04/4.37     ( ~( ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.37          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) )),
% 26.04/4.37    inference('cnf.neg', [status(esa)], [clause344])).
% 26.04/4.37  thf(zip_derived_cl664, plain,
% 26.04/4.37      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.04/4.37         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 26.04/4.37         X14 : $i, X15 : $i]:
% 26.04/4.37         ( (ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 26.04/4.37            X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15)
% 26.04/4.37          | ~ (ssNder1_0)
% 26.04/4.37          | ~ (ssNder1_1r1 @ X0)
% 26.04/4.37          | ~ (ssNder1_2r1r1 @ X0 @ X1)
% 26.04/4.37          | ~ (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)
% 26.04/4.37          | ~ (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)
% 26.04/4.37          | ~ (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)
% 26.04/4.37          | ~ (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)
% 26.04/4.37          | ~ (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)
% 26.04/4.37          | ~ (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 26.04/4.37               X7)
% 26.04/4.37          | ~ (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 26.04/4.37               X6 @ X7 @ X8)
% 26.04/4.37          | ~ (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 26.04/4.37               X6 @ X7 @ X8 @ X9)
% 26.04/4.37          | ~ (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 26.04/4.37               X5 @ X6 @ X7 @ X8 @ X9 @ X10)
% 26.04/4.37          | ~ (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 26.04/4.37               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11)
% 26.04/4.37          | ~ (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 26.04/4.37               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)
% 26.04/4.37          | ~ (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 26.04/4.37               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)
% 26.04/4.37          | ~ (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 26.04/4.37               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14))),
% 26.04/4.37      inference('cnf', [status(esa)], [zf_stmt_19])).
% 26.04/4.37  thf(zip_derived_cl1007, plain, ( (ssNder1_0)),
% 26.04/4.37      inference('cnf', [status(esa)], [zf_stmt_1])).
% 26.04/4.37  thf(zip_derived_cl1013, plain, (![X0 : $i]:  (ssNder1_1r1 @ X0)),
% 26.04/4.37      inference('demod', [status(thm)],
% 26.04/4.37                [zip_derived_cl1006, zip_derived_cl1007])).
% 26.04/4.37  thf(zip_derived_cl1014, plain,
% 26.04/4.37      (![X0 : $i, X1 : $i]:  (ssNder1_2r1r1 @ X0 @ X1)),
% 26.04/4.37      inference('demod', [status(thm)],
% 26.04/4.37                [zip_derived_cl1005, zip_derived_cl1007, zip_derived_cl1013])).
% 26.04/4.37  thf(zip_derived_cl1019, plain,
% 26.04/4.37      (![X0 : $i, X1 : $i, X2 : $i]:  (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)),
% 26.04/4.37      inference('demod', [status(thm)],
% 26.04/4.37                [zip_derived_cl999, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.37                 zip_derived_cl1014])).
% 26.04/4.37  thf(zip_derived_cl1038, plain,
% 26.04/4.37      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 26.04/4.37          (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)),
% 26.04/4.37      inference('demod', [status(thm)],
% 26.04/4.37                [zip_derived_cl991, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.37                 zip_derived_cl1014, zip_derived_cl1019])).
% 26.04/4.37  thf(zip_derived_cl1058, plain,
% 26.04/4.37      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 26.04/4.37          (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)),
% 26.04/4.37      inference('demod', [status(thm)],
% 26.04/4.37                [zip_derived_cl973, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.37                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038])).
% 26.04/4.37  thf(zip_derived_cl1082, plain,
% 26.04/4.37      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 26.04/4.37          (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)),
% 26.04/4.37      inference('demod', [status(thm)],
% 26.04/4.37                [zip_derived_cl959, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.37                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.04/4.37                 zip_derived_cl1058])).
% 26.04/4.37  thf(zip_derived_cl1121, plain,
% 26.04/4.37      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i]:
% 26.04/4.37          (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)),
% 26.04/4.37      inference('demod', [status(thm)],
% 26.04/4.37                [zip_derived_cl938, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.37                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.04/4.37                 zip_derived_cl1058, zip_derived_cl1082])).
% 26.04/4.37  thf(zip_derived_cl1162, plain,
% 26.04/4.37      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, X7 : $i]:
% 26.04/4.37          (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7)),
% 26.04/4.37      inference('demod', [status(thm)],
% 26.04/4.37                [zip_derived_cl912, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.37                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.04/4.37                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121])).
% 26.04/4.37  thf(zip_derived_cl1209, plain,
% 26.04/4.37      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.04/4.37         X7 : $i, X8 : $i]:
% 26.04/4.37          (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 26.04/4.37           X7 @ X8)),
% 26.04/4.37      inference('demod', [status(thm)],
% 26.04/4.37                [zip_derived_cl889, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.37                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.04/4.37                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.04/4.37                 zip_derived_cl1162])).
% 26.04/4.37  thf(zip_derived_cl1257, plain,
% 26.04/4.37      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.04/4.37         X7 : $i, X8 : $i, X9 : $i]:
% 26.04/4.37          (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 26.04/4.37           X7 @ X8 @ X9)),
% 26.04/4.37      inference('demod', [status(thm)],
% 26.04/4.37                [zip_derived_cl861, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.37                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.04/4.37                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.04/4.37                 zip_derived_cl1162, zip_derived_cl1209])).
% 26.04/4.37  thf(zip_derived_cl1310, plain,
% 26.04/4.37      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.04/4.37         X7 : $i, X8 : $i, X9 : $i, X10 : $i]:
% 26.04/4.37          (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 26.04/4.37           X6 @ X7 @ X8 @ X9 @ X10)),
% 26.04/4.37      inference('demod', [status(thm)],
% 26.04/4.37                [zip_derived_cl832, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.37                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.04/4.37                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.04/4.37                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257])).
% 26.04/4.37  thf(zip_derived_cl1364, plain,
% 26.04/4.37      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.04/4.37         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i]:
% 26.04/4.37          (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 26.04/4.37           X6 @ X7 @ X8 @ X9 @ X10 @ X11)),
% 26.04/4.37      inference('demod', [status(thm)],
% 26.04/4.37                [zip_derived_cl807, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.37                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.04/4.37                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.04/4.37                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257, 
% 26.04/4.37                 zip_derived_cl1310])).
% 26.04/4.37  thf(zip_derived_cl1419, plain,
% 26.04/4.37      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.04/4.37         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i]:
% 26.04/4.37          (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 26.04/4.37           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)),
% 26.04/4.37      inference('demod', [status(thm)],
% 26.04/4.37                [zip_derived_cl774, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.37                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.04/4.37                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.04/4.37                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257, 
% 26.04/4.37                 zip_derived_cl1310, zip_derived_cl1364])).
% 26.04/4.37  thf(zip_derived_cl1478, plain,
% 26.04/4.37      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.04/4.37         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i]:
% 26.04/4.37          (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 26.04/4.37           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)),
% 26.04/4.37      inference('demod', [status(thm)],
% 26.04/4.37                [zip_derived_cl738, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.37                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.04/4.37                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.04/4.37                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257, 
% 26.04/4.37                 zip_derived_cl1310, zip_derived_cl1364, zip_derived_cl1419])).
% 26.04/4.37  thf(zip_derived_cl1542, plain,
% 26.04/4.37      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.04/4.37         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 26.04/4.37         X14 : $i]:
% 26.04/4.37          (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 26.04/4.37           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)),
% 26.04/4.37      inference('demod', [status(thm)],
% 26.04/4.37                [zip_derived_cl705, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.37                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.04/4.37                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.04/4.37                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257, 
% 26.04/4.37                 zip_derived_cl1310, zip_derived_cl1364, zip_derived_cl1419, 
% 26.04/4.37                 zip_derived_cl1478])).
% 26.04/4.37  thf(zip_derived_cl1606, plain,
% 26.04/4.37      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.04/4.37         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 26.04/4.37         X14 : $i, X15 : $i]:
% 26.04/4.37          (ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 26.04/4.37           X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15)),
% 26.04/4.37      inference('demod', [status(thm)],
% 26.04/4.37                [zip_derived_cl664, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.37                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.04/4.37                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.04/4.37                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257, 
% 26.04/4.37                 zip_derived_cl1310, zip_derived_cl1364, zip_derived_cl1419, 
% 26.04/4.37                 zip_derived_cl1478, zip_derived_cl1542])).
% 26.04/4.37  thf(clause380, conjecture,
% 26.04/4.37    (~( ( ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.37          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 26.04/4.37          X10 @ X11 ) | 
% 26.04/4.37        ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 26.04/4.37        ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 26.04/4.37        ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 26.04/4.37        ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 26.04/4.37        ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 26.04/4.37        ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 26.04/4.37        ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 26.04/4.37        ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 26.04/4.37        ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 26.04/4.37        ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.37             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 26.04/4.37        ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.37             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 26.04/4.37        ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.37             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 26.04/4.37        ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.37             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 26.04/4.37        ( ~( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.37             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) | 
% 26.04/4.37        ( ~( ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.37             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) ) | 
% 26.04/4.37        ( ~( ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.37             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 26.04/4.37             X9 @ X10 ) ) ))).
% 26.04/4.37  thf(zf_stmt_20, negated_conjecture,
% 26.04/4.37    (( ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.37       U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 26.04/4.37       X10 @ X11 ) | 
% 26.04/4.37     ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 26.04/4.37     ( ~( ssNder1_2r1r1 @ U @ V ) ) | ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 26.04/4.37     ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 26.04/4.37     ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 26.04/4.37     ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 26.04/4.37     ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 26.04/4.37     ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 26.04/4.37     ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 26.04/4.37     ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.37          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 26.04/4.37     ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.37          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 26.04/4.37     ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.37          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 26.04/4.37     ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.37          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 26.04/4.37     ( ~( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.37          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) | 
% 26.04/4.37     ( ~( ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.37          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) ) | 
% 26.04/4.37     ( ~( ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.37          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 26.04/4.37          X10 ) )),
% 26.04/4.37    inference('cnf.neg', [status(esa)], [clause380])).
% 26.04/4.37  thf(zip_derived_cl628, plain,
% 26.04/4.37      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.04/4.37         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 26.04/4.37         X14 : $i, X15 : $i, X16 : $i]:
% 26.04/4.37         ( (ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 26.04/4.37            X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ 
% 26.04/4.37            X16)
% 26.04/4.37          | ~ (ssNder1_0)
% 26.04/4.37          | ~ (ssNder1_1r1 @ X0)
% 26.04/4.37          | ~ (ssNder1_2r1r1 @ X0 @ X1)
% 26.04/4.37          | ~ (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)
% 26.04/4.37          | ~ (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)
% 26.04/4.37          | ~ (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)
% 26.04/4.37          | ~ (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)
% 26.04/4.37          | ~ (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)
% 26.04/4.37          | ~ (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 26.04/4.37               X7)
% 26.04/4.37          | ~ (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 26.04/4.37               X6 @ X7 @ X8)
% 26.04/4.37          | ~ (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 26.04/4.37               X6 @ X7 @ X8 @ X9)
% 26.04/4.37          | ~ (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 26.04/4.37               X5 @ X6 @ X7 @ X8 @ X9 @ X10)
% 26.04/4.37          | ~ (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 26.04/4.37               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11)
% 26.04/4.37          | ~ (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 26.04/4.37               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)
% 26.04/4.37          | ~ (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 26.04/4.37               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)
% 26.04/4.37          | ~ (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 26.04/4.37               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)
% 26.04/4.37          | ~ (ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 26.04/4.37               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 26.04/4.37               X14 @ X15))),
% 26.04/4.37      inference('cnf', [status(esa)], [zf_stmt_20])).
% 26.04/4.37  thf(zip_derived_cl1007, plain, ( (ssNder1_0)),
% 26.04/4.37      inference('cnf', [status(esa)], [zf_stmt_1])).
% 26.04/4.37  thf(zip_derived_cl1013, plain, (![X0 : $i]:  (ssNder1_1r1 @ X0)),
% 26.04/4.37      inference('demod', [status(thm)],
% 26.04/4.37                [zip_derived_cl1006, zip_derived_cl1007])).
% 26.04/4.37  thf(zip_derived_cl1014, plain,
% 26.04/4.37      (![X0 : $i, X1 : $i]:  (ssNder1_2r1r1 @ X0 @ X1)),
% 26.04/4.37      inference('demod', [status(thm)],
% 26.04/4.37                [zip_derived_cl1005, zip_derived_cl1007, zip_derived_cl1013])).
% 26.04/4.37  thf(zip_derived_cl1019, plain,
% 26.04/4.37      (![X0 : $i, X1 : $i, X2 : $i]:  (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)),
% 26.04/4.37      inference('demod', [status(thm)],
% 26.04/4.37                [zip_derived_cl999, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.37                 zip_derived_cl1014])).
% 26.04/4.37  thf(zip_derived_cl1038, plain,
% 26.04/4.37      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 26.04/4.37          (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)),
% 26.04/4.37      inference('demod', [status(thm)],
% 26.04/4.37                [zip_derived_cl991, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.37                 zip_derived_cl1014, zip_derived_cl1019])).
% 26.04/4.37  thf(zip_derived_cl1058, plain,
% 26.04/4.37      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 26.04/4.37          (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)),
% 26.04/4.37      inference('demod', [status(thm)],
% 26.04/4.37                [zip_derived_cl973, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.37                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038])).
% 26.04/4.37  thf(zip_derived_cl1082, plain,
% 26.04/4.37      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 26.04/4.37          (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)),
% 26.04/4.37      inference('demod', [status(thm)],
% 26.04/4.37                [zip_derived_cl959, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.37                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.04/4.37                 zip_derived_cl1058])).
% 26.04/4.37  thf(zip_derived_cl1121, plain,
% 26.04/4.37      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i]:
% 26.04/4.37          (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)),
% 26.04/4.37      inference('demod', [status(thm)],
% 26.04/4.37                [zip_derived_cl938, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.37                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.04/4.37                 zip_derived_cl1058, zip_derived_cl1082])).
% 26.04/4.37  thf(zip_derived_cl1162, plain,
% 26.04/4.37      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, X7 : $i]:
% 26.04/4.37          (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7)),
% 26.04/4.37      inference('demod', [status(thm)],
% 26.04/4.37                [zip_derived_cl912, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.37                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.04/4.37                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121])).
% 26.04/4.37  thf(zip_derived_cl1209, plain,
% 26.04/4.37      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.04/4.37         X7 : $i, X8 : $i]:
% 26.04/4.37          (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 26.04/4.37           X7 @ X8)),
% 26.04/4.37      inference('demod', [status(thm)],
% 26.04/4.37                [zip_derived_cl889, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.37                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.04/4.37                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.04/4.37                 zip_derived_cl1162])).
% 26.04/4.37  thf(zip_derived_cl1257, plain,
% 26.04/4.37      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.04/4.37         X7 : $i, X8 : $i, X9 : $i]:
% 26.04/4.37          (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 26.04/4.37           X7 @ X8 @ X9)),
% 26.04/4.37      inference('demod', [status(thm)],
% 26.04/4.37                [zip_derived_cl861, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.37                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.04/4.37                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.04/4.37                 zip_derived_cl1162, zip_derived_cl1209])).
% 26.04/4.37  thf(zip_derived_cl1310, plain,
% 26.04/4.37      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.04/4.37         X7 : $i, X8 : $i, X9 : $i, X10 : $i]:
% 26.04/4.37          (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 26.04/4.37           X6 @ X7 @ X8 @ X9 @ X10)),
% 26.04/4.37      inference('demod', [status(thm)],
% 26.04/4.37                [zip_derived_cl832, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.37                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.04/4.37                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.04/4.37                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257])).
% 26.04/4.37  thf(zip_derived_cl1364, plain,
% 26.04/4.37      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.04/4.37         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i]:
% 26.04/4.37          (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 26.04/4.37           X6 @ X7 @ X8 @ X9 @ X10 @ X11)),
% 26.04/4.37      inference('demod', [status(thm)],
% 26.04/4.37                [zip_derived_cl807, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.37                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.04/4.37                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.04/4.37                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257, 
% 26.04/4.37                 zip_derived_cl1310])).
% 26.04/4.37  thf(zip_derived_cl1419, plain,
% 26.04/4.37      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.04/4.37         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i]:
% 26.04/4.37          (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 26.04/4.37           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)),
% 26.04/4.37      inference('demod', [status(thm)],
% 26.04/4.37                [zip_derived_cl774, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.37                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.04/4.37                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.04/4.37                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257, 
% 26.04/4.37                 zip_derived_cl1310, zip_derived_cl1364])).
% 26.04/4.37  thf(zip_derived_cl1478, plain,
% 26.04/4.37      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.04/4.37         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i]:
% 26.04/4.37          (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 26.04/4.37           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)),
% 26.04/4.37      inference('demod', [status(thm)],
% 26.04/4.37                [zip_derived_cl738, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.37                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.04/4.37                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.04/4.37                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257, 
% 26.04/4.37                 zip_derived_cl1310, zip_derived_cl1364, zip_derived_cl1419])).
% 26.04/4.37  thf(zip_derived_cl1542, plain,
% 26.04/4.37      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.04/4.37         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 26.04/4.37         X14 : $i]:
% 26.04/4.37          (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 26.04/4.37           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)),
% 26.04/4.37      inference('demod', [status(thm)],
% 26.04/4.37                [zip_derived_cl705, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.37                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.04/4.37                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.04/4.37                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257, 
% 26.04/4.37                 zip_derived_cl1310, zip_derived_cl1364, zip_derived_cl1419, 
% 26.04/4.37                 zip_derived_cl1478])).
% 26.04/4.37  thf(zip_derived_cl1606, plain,
% 26.04/4.37      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.04/4.37         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 26.04/4.37         X14 : $i, X15 : $i]:
% 26.04/4.37          (ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 26.04/4.37           X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15)),
% 26.04/4.37      inference('demod', [status(thm)],
% 26.04/4.37                [zip_derived_cl664, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.37                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.04/4.37                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.04/4.37                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257, 
% 26.04/4.37                 zip_derived_cl1310, zip_derived_cl1364, zip_derived_cl1419, 
% 26.04/4.37                 zip_derived_cl1478, zip_derived_cl1542])).
% 26.04/4.37  thf(zip_derived_cl1682, plain,
% 26.04/4.37      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.04/4.37         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 26.04/4.37         X14 : $i, X15 : $i, X16 : $i]:
% 26.04/4.37          (ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 26.04/4.37           X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ 
% 26.04/4.37           X16)),
% 26.04/4.37      inference('demod', [status(thm)],
% 26.04/4.37                [zip_derived_cl628, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.37                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.04/4.37                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.04/4.37                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257, 
% 26.04/4.37                 zip_derived_cl1310, zip_derived_cl1364, zip_derived_cl1419, 
% 26.04/4.37                 zip_derived_cl1478, zip_derived_cl1542, zip_derived_cl1606])).
% 26.04/4.37  thf(clause417, conjecture,
% 26.04/4.37    (~( ( ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.37          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 26.04/4.37          X10 @ X11 @ X12 ) | 
% 26.04/4.37        ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 26.04/4.37        ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 26.04/4.37        ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 26.04/4.37        ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 26.04/4.37        ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 26.04/4.37        ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 26.04/4.37        ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 26.04/4.37        ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 26.04/4.37        ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 26.04/4.37        ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.37             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 26.04/4.37        ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.37             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 26.04/4.37        ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.37             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 26.04/4.37        ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.37             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 26.04/4.37        ( ~( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.37             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) | 
% 26.04/4.37        ( ~( ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.37             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) ) | 
% 26.04/4.37        ( ~( ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.37             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 26.04/4.37             X9 @ X10 ) ) | 
% 26.04/4.37        ( ~( ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.37             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 26.04/4.37             X9 @ X10 @ X11 ) ) ))).
% 26.04/4.37  thf(zf_stmt_21, negated_conjecture,
% 26.04/4.37    (( ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.37       U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 26.04/4.37       X10 @ X11 @ X12 ) | 
% 26.04/4.37     ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 26.04/4.37     ( ~( ssNder1_2r1r1 @ U @ V ) ) | ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 26.04/4.37     ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 26.04/4.37     ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 26.04/4.37     ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 26.04/4.37     ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 26.04/4.37     ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 26.04/4.37     ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 26.04/4.37     ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.37          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 26.04/4.37     ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.37          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 26.04/4.37     ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.37          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 26.04/4.37     ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.37          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 26.04/4.37     ( ~( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.37          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) | 
% 26.04/4.37     ( ~( ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.37          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) ) | 
% 26.04/4.37     ( ~( ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.37          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 26.04/4.37          X10 ) ) | 
% 26.04/4.37     ( ~( ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.37          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 26.04/4.37          X10 @ X11 ) )),
% 26.04/4.37    inference('cnf.neg', [status(esa)], [clause417])).
% 26.04/4.37  thf(zip_derived_cl591, plain,
% 26.04/4.37      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.04/4.37         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 26.04/4.37         X14 : $i, X15 : $i, X16 : $i, X17 : $i]:
% 26.04/4.37         ( (ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 26.04/4.37            X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 26.04/4.37            X15 @ X16 @ X17)
% 26.04/4.37          | ~ (ssNder1_0)
% 26.04/4.37          | ~ (ssNder1_1r1 @ X0)
% 26.04/4.37          | ~ (ssNder1_2r1r1 @ X0 @ X1)
% 26.04/4.37          | ~ (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)
% 26.04/4.37          | ~ (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)
% 26.04/4.37          | ~ (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)
% 26.04/4.37          | ~ (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)
% 26.04/4.37          | ~ (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)
% 26.04/4.37          | ~ (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 26.04/4.37               X7)
% 26.04/4.37          | ~ (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 26.04/4.37               X6 @ X7 @ X8)
% 26.04/4.37          | ~ (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 26.04/4.37               X6 @ X7 @ X8 @ X9)
% 26.04/4.37          | ~ (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 26.04/4.37               X5 @ X6 @ X7 @ X8 @ X9 @ X10)
% 26.04/4.37          | ~ (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 26.04/4.37               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11)
% 26.04/4.37          | ~ (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 26.04/4.37               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)
% 26.04/4.37          | ~ (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 26.04/4.37               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)
% 26.04/4.37          | ~ (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 26.04/4.37               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)
% 26.04/4.37          | ~ (ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 26.04/4.37               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 26.04/4.37               X14 @ X15)
% 26.04/4.37          | ~ (ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 26.04/4.37               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 26.04/4.37               X14 @ X15 @ X16))),
% 26.04/4.37      inference('cnf', [status(esa)], [zf_stmt_21])).
% 26.04/4.37  thf(zip_derived_cl1007, plain, ( (ssNder1_0)),
% 26.04/4.37      inference('cnf', [status(esa)], [zf_stmt_1])).
% 26.04/4.37  thf(zip_derived_cl1013, plain, (![X0 : $i]:  (ssNder1_1r1 @ X0)),
% 26.04/4.37      inference('demod', [status(thm)],
% 26.04/4.37                [zip_derived_cl1006, zip_derived_cl1007])).
% 26.04/4.37  thf(zip_derived_cl1014, plain,
% 26.04/4.37      (![X0 : $i, X1 : $i]:  (ssNder1_2r1r1 @ X0 @ X1)),
% 26.04/4.37      inference('demod', [status(thm)],
% 26.04/4.37                [zip_derived_cl1005, zip_derived_cl1007, zip_derived_cl1013])).
% 26.04/4.37  thf(zip_derived_cl1019, plain,
% 26.04/4.37      (![X0 : $i, X1 : $i, X2 : $i]:  (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)),
% 26.04/4.37      inference('demod', [status(thm)],
% 26.04/4.37                [zip_derived_cl999, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.37                 zip_derived_cl1014])).
% 26.04/4.37  thf(zip_derived_cl1038, plain,
% 26.04/4.37      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 26.04/4.37          (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)),
% 26.04/4.37      inference('demod', [status(thm)],
% 26.04/4.37                [zip_derived_cl991, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.37                 zip_derived_cl1014, zip_derived_cl1019])).
% 26.04/4.37  thf(zip_derived_cl1058, plain,
% 26.04/4.37      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 26.04/4.37          (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)),
% 26.04/4.37      inference('demod', [status(thm)],
% 26.04/4.37                [zip_derived_cl973, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.37                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038])).
% 26.04/4.37  thf(zip_derived_cl1082, plain,
% 26.04/4.37      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 26.04/4.37          (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)),
% 26.04/4.37      inference('demod', [status(thm)],
% 26.04/4.37                [zip_derived_cl959, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.37                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.04/4.37                 zip_derived_cl1058])).
% 26.04/4.37  thf(zip_derived_cl1121, plain,
% 26.04/4.37      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i]:
% 26.04/4.37          (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)),
% 26.04/4.37      inference('demod', [status(thm)],
% 26.04/4.37                [zip_derived_cl938, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.37                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.04/4.37                 zip_derived_cl1058, zip_derived_cl1082])).
% 26.04/4.37  thf(zip_derived_cl1162, plain,
% 26.04/4.37      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, X7 : $i]:
% 26.04/4.37          (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7)),
% 26.04/4.37      inference('demod', [status(thm)],
% 26.04/4.37                [zip_derived_cl912, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.37                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.04/4.37                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121])).
% 26.04/4.37  thf(zip_derived_cl1209, plain,
% 26.04/4.37      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.04/4.37         X7 : $i, X8 : $i]:
% 26.04/4.37          (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 26.04/4.37           X7 @ X8)),
% 26.04/4.37      inference('demod', [status(thm)],
% 26.04/4.37                [zip_derived_cl889, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.37                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.04/4.37                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.04/4.37                 zip_derived_cl1162])).
% 26.04/4.37  thf(zip_derived_cl1257, plain,
% 26.04/4.37      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.04/4.37         X7 : $i, X8 : $i, X9 : $i]:
% 26.04/4.37          (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 26.04/4.37           X7 @ X8 @ X9)),
% 26.04/4.37      inference('demod', [status(thm)],
% 26.04/4.37                [zip_derived_cl861, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.37                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.04/4.37                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.04/4.37                 zip_derived_cl1162, zip_derived_cl1209])).
% 26.04/4.37  thf(zip_derived_cl1310, plain,
% 26.04/4.37      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.04/4.37         X7 : $i, X8 : $i, X9 : $i, X10 : $i]:
% 26.04/4.37          (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 26.04/4.37           X6 @ X7 @ X8 @ X9 @ X10)),
% 26.04/4.37      inference('demod', [status(thm)],
% 26.04/4.37                [zip_derived_cl832, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.37                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.04/4.37                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.04/4.37                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257])).
% 26.04/4.37  thf(zip_derived_cl1364, plain,
% 26.04/4.37      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.04/4.37         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i]:
% 26.04/4.37          (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 26.04/4.37           X6 @ X7 @ X8 @ X9 @ X10 @ X11)),
% 26.04/4.37      inference('demod', [status(thm)],
% 26.04/4.37                [zip_derived_cl807, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.37                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.04/4.37                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.04/4.37                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257, 
% 26.04/4.37                 zip_derived_cl1310])).
% 26.04/4.37  thf(zip_derived_cl1419, plain,
% 26.04/4.37      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.04/4.37         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i]:
% 26.04/4.37          (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 26.04/4.37           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)),
% 26.04/4.37      inference('demod', [status(thm)],
% 26.04/4.37                [zip_derived_cl774, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.37                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.04/4.37                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.04/4.37                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257, 
% 26.04/4.37                 zip_derived_cl1310, zip_derived_cl1364])).
% 26.04/4.37  thf(zip_derived_cl1478, plain,
% 26.04/4.37      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.04/4.37         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i]:
% 26.04/4.37          (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 26.04/4.37           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)),
% 26.04/4.37      inference('demod', [status(thm)],
% 26.04/4.37                [zip_derived_cl738, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.37                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.04/4.37                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.04/4.37                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257, 
% 26.04/4.37                 zip_derived_cl1310, zip_derived_cl1364, zip_derived_cl1419])).
% 26.04/4.37  thf(zip_derived_cl1542, plain,
% 26.04/4.37      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.04/4.37         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 26.04/4.37         X14 : $i]:
% 26.04/4.37          (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 26.04/4.37           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)),
% 26.04/4.37      inference('demod', [status(thm)],
% 26.04/4.37                [zip_derived_cl705, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.37                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.04/4.37                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.04/4.37                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257, 
% 26.04/4.37                 zip_derived_cl1310, zip_derived_cl1364, zip_derived_cl1419, 
% 26.04/4.37                 zip_derived_cl1478])).
% 26.04/4.37  thf(zip_derived_cl1606, plain,
% 26.04/4.37      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.04/4.37         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 26.04/4.37         X14 : $i, X15 : $i]:
% 26.04/4.37          (ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 26.04/4.37           X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15)),
% 26.04/4.37      inference('demod', [status(thm)],
% 26.04/4.37                [zip_derived_cl664, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.37                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.04/4.37                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.04/4.37                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257, 
% 26.04/4.37                 zip_derived_cl1310, zip_derived_cl1364, zip_derived_cl1419, 
% 26.04/4.37                 zip_derived_cl1478, zip_derived_cl1542])).
% 26.04/4.37  thf(zip_derived_cl1682, plain,
% 26.04/4.37      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.04/4.37         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 26.04/4.37         X14 : $i, X15 : $i, X16 : $i]:
% 26.04/4.37          (ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 26.04/4.37           X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ 
% 26.04/4.37           X16)),
% 26.04/4.37      inference('demod', [status(thm)],
% 26.04/4.37                [zip_derived_cl628, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.37                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.04/4.37                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.04/4.37                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257, 
% 26.04/4.37                 zip_derived_cl1310, zip_derived_cl1364, zip_derived_cl1419, 
% 26.04/4.37                 zip_derived_cl1478, zip_derived_cl1542, zip_derived_cl1606])).
% 26.04/4.37  thf(zip_derived_cl1756, plain,
% 26.04/4.37      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.04/4.37         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 26.04/4.37         X14 : $i, X15 : $i, X16 : $i, X17 : $i]:
% 26.04/4.37          (ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 26.04/4.37           X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 26.04/4.37           X15 @ X16 @ X17)),
% 26.04/4.37      inference('demod', [status(thm)],
% 26.04/4.37                [zip_derived_cl591, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.37                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.04/4.37                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.04/4.37                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257, 
% 26.04/4.37                 zip_derived_cl1310, zip_derived_cl1364, zip_derived_cl1419, 
% 26.04/4.37                 zip_derived_cl1478, zip_derived_cl1542, zip_derived_cl1606, 
% 26.04/4.37                 zip_derived_cl1682])).
% 26.04/4.37  thf(clause457, conjecture,
% 26.04/4.37    (~( ( ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.37          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 26.04/4.37          X10 @ X11 @ X12 @ X13 ) | 
% 26.04/4.37        ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 26.04/4.37        ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 26.04/4.37        ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 26.04/4.37        ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 26.04/4.37        ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 26.04/4.37        ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 26.04/4.37        ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 26.04/4.37        ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 26.04/4.37        ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 26.04/4.37        ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.37             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 26.04/4.37        ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.37             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 26.04/4.37        ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.37             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 26.04/4.37        ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.37             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 26.04/4.37        ( ~( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.37             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) | 
% 26.04/4.37        ( ~( ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.37             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) ) | 
% 26.04/4.37        ( ~( ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.37             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 26.04/4.37             X9 @ X10 ) ) | 
% 26.04/4.37        ( ~( ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.37             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 26.04/4.37             X9 @ X10 @ X11 ) ) | 
% 26.04/4.37        ( ~( ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.37             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 26.04/4.37             X9 @ X10 @ X11 @ X12 ) ) ))).
% 26.04/4.37  thf(zf_stmt_22, negated_conjecture,
% 26.04/4.37    (( ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.37       U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 26.04/4.37       X10 @ X11 @ X12 @ X13 ) | 
% 26.04/4.37     ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 26.04/4.37     ( ~( ssNder1_2r1r1 @ U @ V ) ) | ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 26.04/4.37     ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 26.04/4.37     ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 26.04/4.37     ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 26.04/4.37     ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 26.04/4.37     ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 26.04/4.37     ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 26.04/4.37     ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.37          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 26.04/4.37     ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.37          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 26.04/4.37     ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.37          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 26.04/4.37     ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.37          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 26.04/4.37     ( ~( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.37          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) | 
% 26.04/4.37     ( ~( ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.37          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) ) | 
% 26.04/4.37     ( ~( ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.37          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 26.04/4.37          X10 ) ) | 
% 26.04/4.37     ( ~( ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.37          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 26.04/4.37          X10 @ X11 ) ) | 
% 26.04/4.37     ( ~( ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.37          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 26.04/4.37          X10 @ X11 @ X12 ) )),
% 26.04/4.37    inference('cnf.neg', [status(esa)], [clause457])).
% 26.04/4.37  thf(zip_derived_cl551, plain,
% 26.04/4.37      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.04/4.37         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 26.04/4.37         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i]:
% 26.04/4.37         ( (ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 26.04/4.37            X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 26.04/4.37            X15 @ X16 @ X17 @ X18)
% 26.04/4.37          | ~ (ssNder1_0)
% 26.04/4.37          | ~ (ssNder1_1r1 @ X0)
% 26.04/4.37          | ~ (ssNder1_2r1r1 @ X0 @ X1)
% 26.04/4.37          | ~ (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)
% 26.04/4.37          | ~ (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)
% 26.04/4.37          | ~ (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)
% 26.04/4.37          | ~ (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)
% 26.04/4.37          | ~ (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)
% 26.04/4.37          | ~ (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 26.04/4.37               X7)
% 26.04/4.37          | ~ (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 26.04/4.37               X6 @ X7 @ X8)
% 26.04/4.37          | ~ (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 26.04/4.37               X6 @ X7 @ X8 @ X9)
% 26.04/4.37          | ~ (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 26.04/4.37               X5 @ X6 @ X7 @ X8 @ X9 @ X10)
% 26.04/4.37          | ~ (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 26.04/4.37               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11)
% 26.04/4.37          | ~ (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 26.04/4.37               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)
% 26.04/4.37          | ~ (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 26.04/4.37               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)
% 26.04/4.37          | ~ (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 26.04/4.37               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)
% 26.04/4.37          | ~ (ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 26.04/4.37               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 26.04/4.37               X14 @ X15)
% 26.04/4.37          | ~ (ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 26.04/4.37               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 26.04/4.37               X14 @ X15 @ X16)
% 26.04/4.37          | ~ (ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 26.04/4.37               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 26.04/4.37               X14 @ X15 @ X16 @ X17))),
% 26.04/4.37      inference('cnf', [status(esa)], [zf_stmt_22])).
% 26.04/4.37  thf(zip_derived_cl1007, plain, ( (ssNder1_0)),
% 26.04/4.37      inference('cnf', [status(esa)], [zf_stmt_1])).
% 26.04/4.37  thf(zip_derived_cl1013, plain, (![X0 : $i]:  (ssNder1_1r1 @ X0)),
% 26.04/4.37      inference('demod', [status(thm)],
% 26.04/4.37                [zip_derived_cl1006, zip_derived_cl1007])).
% 26.04/4.37  thf(zip_derived_cl1014, plain,
% 26.04/4.37      (![X0 : $i, X1 : $i]:  (ssNder1_2r1r1 @ X0 @ X1)),
% 26.04/4.37      inference('demod', [status(thm)],
% 26.04/4.37                [zip_derived_cl1005, zip_derived_cl1007, zip_derived_cl1013])).
% 26.04/4.37  thf(zip_derived_cl1019, plain,
% 26.04/4.37      (![X0 : $i, X1 : $i, X2 : $i]:  (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)),
% 26.04/4.37      inference('demod', [status(thm)],
% 26.04/4.37                [zip_derived_cl999, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.37                 zip_derived_cl1014])).
% 26.04/4.37  thf(zip_derived_cl1038, plain,
% 26.04/4.37      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 26.04/4.37          (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)),
% 26.04/4.37      inference('demod', [status(thm)],
% 26.04/4.37                [zip_derived_cl991, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.37                 zip_derived_cl1014, zip_derived_cl1019])).
% 26.04/4.37  thf(zip_derived_cl1058, plain,
% 26.04/4.37      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 26.04/4.37          (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)),
% 26.04/4.37      inference('demod', [status(thm)],
% 26.04/4.37                [zip_derived_cl973, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.37                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038])).
% 26.04/4.37  thf(zip_derived_cl1082, plain,
% 26.04/4.37      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 26.04/4.37          (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)),
% 26.04/4.37      inference('demod', [status(thm)],
% 26.04/4.37                [zip_derived_cl959, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.37                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.04/4.37                 zip_derived_cl1058])).
% 26.04/4.37  thf(zip_derived_cl1121, plain,
% 26.04/4.37      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i]:
% 26.04/4.37          (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)),
% 26.04/4.37      inference('demod', [status(thm)],
% 26.04/4.37                [zip_derived_cl938, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.37                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.04/4.37                 zip_derived_cl1058, zip_derived_cl1082])).
% 26.04/4.37  thf(zip_derived_cl1162, plain,
% 26.04/4.37      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, X7 : $i]:
% 26.04/4.37          (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7)),
% 26.04/4.37      inference('demod', [status(thm)],
% 26.04/4.37                [zip_derived_cl912, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.37                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.04/4.37                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121])).
% 26.04/4.37  thf(zip_derived_cl1209, plain,
% 26.04/4.37      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.04/4.37         X7 : $i, X8 : $i]:
% 26.04/4.37          (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 26.04/4.37           X7 @ X8)),
% 26.04/4.37      inference('demod', [status(thm)],
% 26.04/4.37                [zip_derived_cl889, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.37                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.04/4.37                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.04/4.37                 zip_derived_cl1162])).
% 26.04/4.37  thf(zip_derived_cl1257, plain,
% 26.04/4.37      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.04/4.37         X7 : $i, X8 : $i, X9 : $i]:
% 26.04/4.37          (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 26.04/4.37           X7 @ X8 @ X9)),
% 26.04/4.37      inference('demod', [status(thm)],
% 26.04/4.37                [zip_derived_cl861, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.37                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.04/4.37                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.04/4.37                 zip_derived_cl1162, zip_derived_cl1209])).
% 26.04/4.37  thf(zip_derived_cl1310, plain,
% 26.04/4.37      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.04/4.37         X7 : $i, X8 : $i, X9 : $i, X10 : $i]:
% 26.04/4.37          (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 26.04/4.37           X6 @ X7 @ X8 @ X9 @ X10)),
% 26.04/4.37      inference('demod', [status(thm)],
% 26.04/4.37                [zip_derived_cl832, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.37                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.04/4.37                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.04/4.37                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257])).
% 26.04/4.37  thf(zip_derived_cl1364, plain,
% 26.04/4.37      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.04/4.37         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i]:
% 26.04/4.37          (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 26.04/4.37           X6 @ X7 @ X8 @ X9 @ X10 @ X11)),
% 26.04/4.37      inference('demod', [status(thm)],
% 26.04/4.37                [zip_derived_cl807, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.37                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.04/4.37                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.04/4.37                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257, 
% 26.04/4.37                 zip_derived_cl1310])).
% 26.04/4.37  thf(zip_derived_cl1419, plain,
% 26.04/4.37      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.04/4.37         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i]:
% 26.04/4.37          (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 26.04/4.37           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)),
% 26.04/4.37      inference('demod', [status(thm)],
% 26.04/4.37                [zip_derived_cl774, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.37                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.04/4.37                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.04/4.37                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257, 
% 26.04/4.37                 zip_derived_cl1310, zip_derived_cl1364])).
% 26.04/4.37  thf(zip_derived_cl1478, plain,
% 26.04/4.37      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.04/4.37         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i]:
% 26.04/4.37          (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 26.04/4.37           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)),
% 26.04/4.37      inference('demod', [status(thm)],
% 26.04/4.37                [zip_derived_cl738, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.37                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.04/4.37                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.04/4.37                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257, 
% 26.04/4.37                 zip_derived_cl1310, zip_derived_cl1364, zip_derived_cl1419])).
% 26.04/4.37  thf(zip_derived_cl1542, plain,
% 26.04/4.37      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.04/4.37         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 26.04/4.37         X14 : $i]:
% 26.04/4.37          (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 26.04/4.37           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)),
% 26.04/4.37      inference('demod', [status(thm)],
% 26.04/4.37                [zip_derived_cl705, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.37                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.04/4.37                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.04/4.37                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257, 
% 26.04/4.37                 zip_derived_cl1310, zip_derived_cl1364, zip_derived_cl1419, 
% 26.04/4.37                 zip_derived_cl1478])).
% 26.04/4.37  thf(zip_derived_cl1606, plain,
% 26.04/4.37      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.04/4.37         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 26.04/4.37         X14 : $i, X15 : $i]:
% 26.04/4.37          (ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 26.04/4.37           X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15)),
% 26.04/4.37      inference('demod', [status(thm)],
% 26.04/4.37                [zip_derived_cl664, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.37                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.04/4.37                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.04/4.37                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257, 
% 26.04/4.37                 zip_derived_cl1310, zip_derived_cl1364, zip_derived_cl1419, 
% 26.04/4.37                 zip_derived_cl1478, zip_derived_cl1542])).
% 26.04/4.37  thf(zip_derived_cl1682, plain,
% 26.04/4.37      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.04/4.37         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 26.04/4.37         X14 : $i, X15 : $i, X16 : $i]:
% 26.04/4.37          (ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 26.04/4.37           X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ 
% 26.04/4.37           X16)),
% 26.04/4.37      inference('demod', [status(thm)],
% 26.04/4.37                [zip_derived_cl628, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.37                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.04/4.37                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.04/4.37                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257, 
% 26.04/4.37                 zip_derived_cl1310, zip_derived_cl1364, zip_derived_cl1419, 
% 26.04/4.37                 zip_derived_cl1478, zip_derived_cl1542, zip_derived_cl1606])).
% 26.04/4.37  thf(zip_derived_cl1756, plain,
% 26.04/4.37      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.04/4.37         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 26.04/4.37         X14 : $i, X15 : $i, X16 : $i, X17 : $i]:
% 26.04/4.37          (ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 26.04/4.37           X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 26.04/4.37           X15 @ X16 @ X17)),
% 26.04/4.37      inference('demod', [status(thm)],
% 26.04/4.37                [zip_derived_cl591, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.37                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.04/4.37                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.04/4.37                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257, 
% 26.04/4.37                 zip_derived_cl1310, zip_derived_cl1364, zip_derived_cl1419, 
% 26.04/4.37                 zip_derived_cl1478, zip_derived_cl1542, zip_derived_cl1606, 
% 26.04/4.37                 zip_derived_cl1682])).
% 26.04/4.37  thf(zip_derived_cl1830, plain,
% 26.04/4.37      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.04/4.37         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 26.04/4.37         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i]:
% 26.04/4.37          (ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 26.04/4.37           X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 26.04/4.37           X15 @ X16 @ X17 @ X18)),
% 26.04/4.37      inference('demod', [status(thm)],
% 26.04/4.37                [zip_derived_cl551, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.37                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.04/4.37                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.04/4.37                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257, 
% 26.04/4.37                 zip_derived_cl1310, zip_derived_cl1364, zip_derived_cl1419, 
% 26.04/4.37                 zip_derived_cl1478, zip_derived_cl1542, zip_derived_cl1606, 
% 26.04/4.37                 zip_derived_cl1682, zip_derived_cl1756])).
% 26.04/4.37  thf(clause498, conjecture,
% 26.04/4.37    (~( ( ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.37          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 26.04/4.37          X10 @ X11 @ X12 @ X13 @ X14 ) | 
% 26.04/4.37        ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 26.04/4.37        ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 26.04/4.37        ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 26.04/4.37        ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 26.04/4.37        ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 26.04/4.37        ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 26.04/4.37        ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 26.04/4.37        ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 26.04/4.37        ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 26.04/4.37        ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.37             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 26.04/4.37        ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.37             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 26.04/4.37        ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.37             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 26.04/4.37        ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.37             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 26.04/4.37        ( ~( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.37             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) | 
% 26.04/4.37        ( ~( ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.37             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) ) | 
% 26.04/4.37        ( ~( ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.37             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 26.04/4.37             X9 @ X10 ) ) | 
% 26.04/4.37        ( ~( ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.37             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 26.04/4.37             X9 @ X10 @ X11 ) ) | 
% 26.04/4.37        ( ~( ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.37             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 26.04/4.37             X9 @ X10 @ X11 @ X12 ) ) | 
% 26.04/4.37        ( ~( ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.37             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 26.04/4.37             X9 @ X10 @ X11 @ X12 @ X13 ) ) ))).
% 26.04/4.37  thf(zf_stmt_23, negated_conjecture,
% 26.04/4.37    (( ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.37       U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 26.04/4.37       X10 @ X11 @ X12 @ X13 @ X14 ) | 
% 26.04/4.37     ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 26.04/4.37     ( ~( ssNder1_2r1r1 @ U @ V ) ) | ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 26.04/4.37     ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 26.04/4.37     ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 26.04/4.37     ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 26.04/4.37     ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 26.04/4.37     ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 26.04/4.37     ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 26.04/4.37     ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.37          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 26.04/4.37     ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.37          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 26.04/4.37     ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.37          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 26.04/4.37     ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.37          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 26.04/4.37     ( ~( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.37          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) | 
% 26.04/4.37     ( ~( ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.37          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) ) | 
% 26.04/4.37     ( ~( ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.37          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 26.04/4.37          X10 ) ) | 
% 26.04/4.37     ( ~( ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.37          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 26.04/4.37          X10 @ X11 ) ) | 
% 26.04/4.37     ( ~( ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.37          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 26.04/4.37          X10 @ X11 @ X12 ) ) | 
% 26.04/4.37     ( ~( ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.37          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 26.04/4.37          X10 @ X11 @ X12 @ X13 ) )),
% 26.04/4.37    inference('cnf.neg', [status(esa)], [clause498])).
% 26.04/4.37  thf(zip_derived_cl510, plain,
% 26.04/4.37      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.04/4.37         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 26.04/4.37         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i]:
% 26.04/4.37         ( (ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 26.04/4.37            X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 26.04/4.37            X14 @ X15 @ X16 @ X17 @ X18 @ X19)
% 26.04/4.37          | ~ (ssNder1_0)
% 26.04/4.37          | ~ (ssNder1_1r1 @ X0)
% 26.04/4.37          | ~ (ssNder1_2r1r1 @ X0 @ X1)
% 26.04/4.37          | ~ (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)
% 26.04/4.37          | ~ (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)
% 26.04/4.37          | ~ (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)
% 26.04/4.37          | ~ (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)
% 26.04/4.37          | ~ (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)
% 26.04/4.37          | ~ (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 26.04/4.37               X7)
% 26.04/4.37          | ~ (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 26.04/4.37               X6 @ X7 @ X8)
% 26.04/4.37          | ~ (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 26.04/4.37               X6 @ X7 @ X8 @ X9)
% 26.04/4.37          | ~ (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 26.04/4.37               X5 @ X6 @ X7 @ X8 @ X9 @ X10)
% 26.04/4.37          | ~ (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 26.04/4.37               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11)
% 26.04/4.37          | ~ (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 26.04/4.37               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)
% 26.04/4.37          | ~ (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 26.04/4.37               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)
% 26.04/4.37          | ~ (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 26.04/4.37               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)
% 26.04/4.37          | ~ (ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 26.04/4.37               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 26.04/4.37               X14 @ X15)
% 26.04/4.37          | ~ (ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 26.04/4.37               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 26.04/4.37               X14 @ X15 @ X16)
% 26.04/4.37          | ~ (ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 26.04/4.37               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 26.04/4.37               X14 @ X15 @ X16 @ X17)
% 26.04/4.37          | ~ (ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 26.04/4.37               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 26.04/4.37               X14 @ X15 @ X16 @ X17 @ X18))),
% 26.04/4.37      inference('cnf', [status(esa)], [zf_stmt_23])).
% 26.04/4.37  thf(zip_derived_cl1007, plain, ( (ssNder1_0)),
% 26.04/4.37      inference('cnf', [status(esa)], [zf_stmt_1])).
% 26.04/4.37  thf(zip_derived_cl1013, plain, (![X0 : $i]:  (ssNder1_1r1 @ X0)),
% 26.04/4.37      inference('demod', [status(thm)],
% 26.04/4.37                [zip_derived_cl1006, zip_derived_cl1007])).
% 26.04/4.37  thf(zip_derived_cl1014, plain,
% 26.04/4.37      (![X0 : $i, X1 : $i]:  (ssNder1_2r1r1 @ X0 @ X1)),
% 26.04/4.37      inference('demod', [status(thm)],
% 26.04/4.37                [zip_derived_cl1005, zip_derived_cl1007, zip_derived_cl1013])).
% 26.04/4.37  thf(zip_derived_cl1019, plain,
% 26.04/4.37      (![X0 : $i, X1 : $i, X2 : $i]:  (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)),
% 26.04/4.37      inference('demod', [status(thm)],
% 26.04/4.37                [zip_derived_cl999, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.37                 zip_derived_cl1014])).
% 26.04/4.37  thf(zip_derived_cl1038, plain,
% 26.04/4.37      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 26.04/4.37          (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)),
% 26.04/4.37      inference('demod', [status(thm)],
% 26.04/4.37                [zip_derived_cl991, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.37                 zip_derived_cl1014, zip_derived_cl1019])).
% 26.04/4.37  thf(zip_derived_cl1058, plain,
% 26.04/4.37      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 26.04/4.37          (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)),
% 26.04/4.37      inference('demod', [status(thm)],
% 26.04/4.37                [zip_derived_cl973, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.37                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038])).
% 26.04/4.37  thf(zip_derived_cl1082, plain,
% 26.04/4.37      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 26.04/4.37          (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)),
% 26.04/4.37      inference('demod', [status(thm)],
% 26.04/4.37                [zip_derived_cl959, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.37                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.04/4.37                 zip_derived_cl1058])).
% 26.04/4.37  thf(zip_derived_cl1121, plain,
% 26.04/4.37      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i]:
% 26.04/4.37          (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)),
% 26.04/4.37      inference('demod', [status(thm)],
% 26.04/4.37                [zip_derived_cl938, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.37                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.04/4.37                 zip_derived_cl1058, zip_derived_cl1082])).
% 26.04/4.37  thf(zip_derived_cl1162, plain,
% 26.04/4.37      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, X7 : $i]:
% 26.04/4.37          (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7)),
% 26.04/4.37      inference('demod', [status(thm)],
% 26.04/4.37                [zip_derived_cl912, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.37                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.04/4.37                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121])).
% 26.04/4.37  thf(zip_derived_cl1209, plain,
% 26.04/4.37      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.04/4.37         X7 : $i, X8 : $i]:
% 26.04/4.37          (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 26.04/4.37           X7 @ X8)),
% 26.04/4.37      inference('demod', [status(thm)],
% 26.04/4.37                [zip_derived_cl889, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.37                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.04/4.37                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.04/4.37                 zip_derived_cl1162])).
% 26.04/4.37  thf(zip_derived_cl1257, plain,
% 26.04/4.37      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.04/4.37         X7 : $i, X8 : $i, X9 : $i]:
% 26.04/4.37          (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 26.04/4.37           X7 @ X8 @ X9)),
% 26.04/4.37      inference('demod', [status(thm)],
% 26.04/4.37                [zip_derived_cl861, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.37                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.04/4.37                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.04/4.37                 zip_derived_cl1162, zip_derived_cl1209])).
% 26.04/4.37  thf(zip_derived_cl1310, plain,
% 26.04/4.37      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.04/4.37         X7 : $i, X8 : $i, X9 : $i, X10 : $i]:
% 26.04/4.37          (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 26.04/4.37           X6 @ X7 @ X8 @ X9 @ X10)),
% 26.04/4.37      inference('demod', [status(thm)],
% 26.04/4.37                [zip_derived_cl832, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.37                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.04/4.37                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.04/4.37                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257])).
% 26.04/4.37  thf(zip_derived_cl1364, plain,
% 26.04/4.37      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.04/4.37         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i]:
% 26.04/4.37          (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 26.04/4.37           X6 @ X7 @ X8 @ X9 @ X10 @ X11)),
% 26.04/4.37      inference('demod', [status(thm)],
% 26.04/4.37                [zip_derived_cl807, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.37                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.04/4.37                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.04/4.37                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257, 
% 26.04/4.37                 zip_derived_cl1310])).
% 26.04/4.37  thf(zip_derived_cl1419, plain,
% 26.04/4.37      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.04/4.37         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i]:
% 26.04/4.37          (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 26.04/4.37           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)),
% 26.04/4.37      inference('demod', [status(thm)],
% 26.04/4.37                [zip_derived_cl774, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.37                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.04/4.37                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.04/4.37                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257, 
% 26.04/4.37                 zip_derived_cl1310, zip_derived_cl1364])).
% 26.04/4.37  thf(zip_derived_cl1478, plain,
% 26.04/4.37      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.04/4.37         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i]:
% 26.04/4.37          (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 26.04/4.37           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)),
% 26.04/4.37      inference('demod', [status(thm)],
% 26.04/4.37                [zip_derived_cl738, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.37                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.04/4.37                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.04/4.37                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257, 
% 26.04/4.37                 zip_derived_cl1310, zip_derived_cl1364, zip_derived_cl1419])).
% 26.04/4.37  thf(zip_derived_cl1542, plain,
% 26.04/4.37      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.04/4.37         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 26.04/4.37         X14 : $i]:
% 26.04/4.37          (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 26.04/4.37           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)),
% 26.04/4.37      inference('demod', [status(thm)],
% 26.04/4.37                [zip_derived_cl705, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.37                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.04/4.37                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.04/4.37                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257, 
% 26.04/4.37                 zip_derived_cl1310, zip_derived_cl1364, zip_derived_cl1419, 
% 26.04/4.37                 zip_derived_cl1478])).
% 26.04/4.37  thf(zip_derived_cl1606, plain,
% 26.04/4.37      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.04/4.37         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 26.04/4.37         X14 : $i, X15 : $i]:
% 26.04/4.37          (ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 26.04/4.37           X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15)),
% 26.04/4.37      inference('demod', [status(thm)],
% 26.04/4.37                [zip_derived_cl664, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.37                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.04/4.37                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.04/4.37                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257, 
% 26.04/4.37                 zip_derived_cl1310, zip_derived_cl1364, zip_derived_cl1419, 
% 26.04/4.37                 zip_derived_cl1478, zip_derived_cl1542])).
% 26.04/4.37  thf(zip_derived_cl1682, plain,
% 26.04/4.37      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.04/4.37         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 26.04/4.37         X14 : $i, X15 : $i, X16 : $i]:
% 26.04/4.37          (ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 26.04/4.37           X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ 
% 26.04/4.37           X16)),
% 26.04/4.37      inference('demod', [status(thm)],
% 26.04/4.37                [zip_derived_cl628, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.37                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.04/4.37                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.04/4.37                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257, 
% 26.04/4.37                 zip_derived_cl1310, zip_derived_cl1364, zip_derived_cl1419, 
% 26.04/4.37                 zip_derived_cl1478, zip_derived_cl1542, zip_derived_cl1606])).
% 26.04/4.37  thf(zip_derived_cl1756, plain,
% 26.04/4.37      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.04/4.37         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 26.04/4.37         X14 : $i, X15 : $i, X16 : $i, X17 : $i]:
% 26.04/4.37          (ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 26.04/4.37           X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 26.04/4.37           X15 @ X16 @ X17)),
% 26.04/4.37      inference('demod', [status(thm)],
% 26.04/4.37                [zip_derived_cl591, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.37                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.04/4.37                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.04/4.37                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257, 
% 26.04/4.37                 zip_derived_cl1310, zip_derived_cl1364, zip_derived_cl1419, 
% 26.04/4.37                 zip_derived_cl1478, zip_derived_cl1542, zip_derived_cl1606, 
% 26.04/4.37                 zip_derived_cl1682])).
% 26.04/4.37  thf(zip_derived_cl1830, plain,
% 26.04/4.37      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.04/4.37         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 26.04/4.37         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i]:
% 26.04/4.37          (ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 26.04/4.37           X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 26.04/4.37           X15 @ X16 @ X17 @ X18)),
% 26.04/4.37      inference('demod', [status(thm)],
% 26.04/4.37                [zip_derived_cl551, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.37                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.04/4.37                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.04/4.37                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257, 
% 26.04/4.37                 zip_derived_cl1310, zip_derived_cl1364, zip_derived_cl1419, 
% 26.04/4.37                 zip_derived_cl1478, zip_derived_cl1542, zip_derived_cl1606, 
% 26.04/4.37                 zip_derived_cl1682, zip_derived_cl1756])).
% 26.04/4.37  thf(zip_derived_cl1898, plain,
% 26.04/4.37      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.04/4.37         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 26.04/4.37         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i]:
% 26.04/4.37          (ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 26.04/4.37           X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 26.04/4.37           X15 @ X16 @ X17 @ X18 @ X19)),
% 26.04/4.37      inference('demod', [status(thm)],
% 26.04/4.37                [zip_derived_cl510, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.37                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.04/4.37                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.04/4.37                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257, 
% 26.04/4.37                 zip_derived_cl1310, zip_derived_cl1364, zip_derived_cl1419, 
% 26.04/4.37                 zip_derived_cl1478, zip_derived_cl1542, zip_derived_cl1606, 
% 26.04/4.37                 zip_derived_cl1682, zip_derived_cl1756, zip_derived_cl1830])).
% 26.04/4.37  thf(clause546, conjecture,
% 26.04/4.37    (~( ( ssNder1_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.37          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 26.04/4.37          X10 @ X11 @ X12 @ X13 @ X14 @ X15 ) | 
% 26.04/4.37        ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 26.04/4.37        ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 26.04/4.37        ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 26.04/4.37        ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 26.04/4.37        ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 26.04/4.37        ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 26.04/4.37        ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 26.04/4.37        ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 26.04/4.37        ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 26.04/4.37        ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.37             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 26.04/4.37        ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.37             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 26.04/4.37        ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.37             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 26.04/4.37        ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.37             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 26.04/4.37        ( ~( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.37             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) | 
% 26.04/4.37        ( ~( ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.37             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) ) | 
% 26.04/4.37        ( ~( ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.37             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 26.04/4.37             X9 @ X10 ) ) | 
% 26.04/4.37        ( ~( ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.37             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 26.04/4.37             X9 @ X10 @ X11 ) ) | 
% 26.04/4.37        ( ~( ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.37             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 26.04/4.37             X9 @ X10 @ X11 @ X12 ) ) | 
% 26.04/4.37        ( ~( ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.37             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 26.04/4.37             X9 @ X10 @ X11 @ X12 @ X13 ) ) | 
% 26.04/4.37        ( ~( ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.37             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 26.04/4.37             X9 @ X10 @ X11 @ X12 @ X13 @ X14 ) ) ))).
% 26.04/4.37  thf(zf_stmt_24, negated_conjecture,
% 26.04/4.37    (( ssNder1_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.37       U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 26.04/4.37       X10 @ X11 @ X12 @ X13 @ X14 @ X15 ) | 
% 26.04/4.37     ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 26.04/4.37     ( ~( ssNder1_2r1r1 @ U @ V ) ) | ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 26.04/4.37     ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 26.04/4.37     ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 26.04/4.37     ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 26.04/4.37     ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 26.04/4.37     ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 26.04/4.37     ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 26.04/4.37     ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.37          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 26.04/4.37     ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.37          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 26.04/4.37     ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.37          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 26.04/4.37     ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.37          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 26.04/4.37     ( ~( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.37          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) | 
% 26.04/4.37     ( ~( ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.37          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) ) | 
% 26.04/4.37     ( ~( ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.37          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 26.04/4.37          X10 ) ) | 
% 26.04/4.37     ( ~( ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.37          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 26.04/4.37          X10 @ X11 ) ) | 
% 26.04/4.37     ( ~( ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.37          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 26.04/4.37          X10 @ X11 @ X12 ) ) | 
% 26.04/4.37     ( ~( ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.37          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 26.04/4.37          X10 @ X11 @ X12 @ X13 ) ) | 
% 26.04/4.37     ( ~( ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.37          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 26.04/4.37          X10 @ X11 @ X12 @ X13 @ X14 ) )),
% 26.04/4.37    inference('cnf.neg', [status(esa)], [clause546])).
% 26.04/4.37  thf(zip_derived_cl462, plain,
% 26.04/4.37      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.04/4.37         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 26.04/4.37         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i]:
% 26.04/4.37         ( (ssNder1_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 26.04/4.37            X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 26.04/4.37            X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20)
% 26.04/4.37          | ~ (ssNder1_0)
% 26.04/4.37          | ~ (ssNder1_1r1 @ X0)
% 26.04/4.37          | ~ (ssNder1_2r1r1 @ X0 @ X1)
% 26.04/4.37          | ~ (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)
% 26.04/4.37          | ~ (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)
% 26.04/4.37          | ~ (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)
% 26.04/4.37          | ~ (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)
% 26.04/4.37          | ~ (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)
% 26.04/4.37          | ~ (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 26.04/4.37               X7)
% 26.04/4.37          | ~ (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 26.04/4.37               X6 @ X7 @ X8)
% 26.04/4.37          | ~ (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 26.04/4.37               X6 @ X7 @ X8 @ X9)
% 26.04/4.37          | ~ (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 26.04/4.37               X5 @ X6 @ X7 @ X8 @ X9 @ X10)
% 26.04/4.37          | ~ (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 26.04/4.37               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11)
% 26.04/4.37          | ~ (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 26.04/4.37               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)
% 26.04/4.37          | ~ (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 26.04/4.37               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)
% 26.04/4.37          | ~ (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 26.04/4.37               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)
% 26.04/4.37          | ~ (ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 26.04/4.37               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 26.04/4.37               X14 @ X15)
% 26.04/4.37          | ~ (ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 26.04/4.37               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 26.04/4.37               X14 @ X15 @ X16)
% 26.04/4.37          | ~ (ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 26.04/4.37               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 26.04/4.37               X14 @ X15 @ X16 @ X17)
% 26.04/4.37          | ~ (ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 26.04/4.37               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 26.04/4.37               X14 @ X15 @ X16 @ X17 @ X18)
% 26.04/4.37          | ~ (ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 26.04/4.37               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 26.04/4.37               X14 @ X15 @ X16 @ X17 @ X18 @ X19))),
% 26.04/4.37      inference('cnf', [status(esa)], [zf_stmt_24])).
% 26.04/4.37  thf(zip_derived_cl1007, plain, ( (ssNder1_0)),
% 26.04/4.37      inference('cnf', [status(esa)], [zf_stmt_1])).
% 26.04/4.37  thf(zip_derived_cl1013, plain, (![X0 : $i]:  (ssNder1_1r1 @ X0)),
% 26.04/4.37      inference('demod', [status(thm)],
% 26.04/4.37                [zip_derived_cl1006, zip_derived_cl1007])).
% 26.04/4.37  thf(zip_derived_cl1014, plain,
% 26.04/4.37      (![X0 : $i, X1 : $i]:  (ssNder1_2r1r1 @ X0 @ X1)),
% 26.04/4.37      inference('demod', [status(thm)],
% 26.04/4.37                [zip_derived_cl1005, zip_derived_cl1007, zip_derived_cl1013])).
% 26.04/4.37  thf(zip_derived_cl1019, plain,
% 26.04/4.37      (![X0 : $i, X1 : $i, X2 : $i]:  (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)),
% 26.04/4.37      inference('demod', [status(thm)],
% 26.04/4.37                [zip_derived_cl999, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.37                 zip_derived_cl1014])).
% 26.04/4.37  thf(zip_derived_cl1038, plain,
% 26.04/4.37      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 26.04/4.37          (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)),
% 26.04/4.37      inference('demod', [status(thm)],
% 26.04/4.37                [zip_derived_cl991, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.37                 zip_derived_cl1014, zip_derived_cl1019])).
% 26.04/4.37  thf(zip_derived_cl1058, plain,
% 26.04/4.37      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 26.04/4.37          (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)),
% 26.04/4.37      inference('demod', [status(thm)],
% 26.04/4.37                [zip_derived_cl973, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.37                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038])).
% 26.04/4.37  thf(zip_derived_cl1082, plain,
% 26.04/4.37      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 26.04/4.37          (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)),
% 26.04/4.37      inference('demod', [status(thm)],
% 26.04/4.37                [zip_derived_cl959, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.37                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.04/4.37                 zip_derived_cl1058])).
% 26.04/4.37  thf(zip_derived_cl1121, plain,
% 26.04/4.37      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i]:
% 26.04/4.37          (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)),
% 26.04/4.37      inference('demod', [status(thm)],
% 26.04/4.37                [zip_derived_cl938, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.37                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.04/4.37                 zip_derived_cl1058, zip_derived_cl1082])).
% 26.04/4.37  thf(zip_derived_cl1162, plain,
% 26.04/4.37      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, X7 : $i]:
% 26.04/4.37          (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7)),
% 26.04/4.37      inference('demod', [status(thm)],
% 26.04/4.37                [zip_derived_cl912, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.37                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.04/4.37                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121])).
% 26.04/4.37  thf(zip_derived_cl1209, plain,
% 26.04/4.37      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.04/4.37         X7 : $i, X8 : $i]:
% 26.04/4.37          (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 26.04/4.37           X7 @ X8)),
% 26.04/4.37      inference('demod', [status(thm)],
% 26.04/4.37                [zip_derived_cl889, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.37                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.04/4.37                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.04/4.37                 zip_derived_cl1162])).
% 26.04/4.37  thf(zip_derived_cl1257, plain,
% 26.04/4.37      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.04/4.37         X7 : $i, X8 : $i, X9 : $i]:
% 26.04/4.37          (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 26.04/4.37           X7 @ X8 @ X9)),
% 26.04/4.37      inference('demod', [status(thm)],
% 26.04/4.37                [zip_derived_cl861, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.37                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.04/4.37                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.04/4.37                 zip_derived_cl1162, zip_derived_cl1209])).
% 26.04/4.37  thf(zip_derived_cl1310, plain,
% 26.04/4.37      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.04/4.37         X7 : $i, X8 : $i, X9 : $i, X10 : $i]:
% 26.04/4.37          (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 26.04/4.37           X6 @ X7 @ X8 @ X9 @ X10)),
% 26.04/4.37      inference('demod', [status(thm)],
% 26.04/4.37                [zip_derived_cl832, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.37                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.04/4.37                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.04/4.37                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257])).
% 26.04/4.37  thf(zip_derived_cl1364, plain,
% 26.04/4.37      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.04/4.37         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i]:
% 26.04/4.37          (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 26.04/4.37           X6 @ X7 @ X8 @ X9 @ X10 @ X11)),
% 26.04/4.37      inference('demod', [status(thm)],
% 26.04/4.37                [zip_derived_cl807, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.37                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.04/4.37                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.04/4.37                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257, 
% 26.04/4.37                 zip_derived_cl1310])).
% 26.04/4.37  thf(zip_derived_cl1419, plain,
% 26.04/4.37      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.04/4.37         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i]:
% 26.04/4.37          (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 26.04/4.37           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)),
% 26.04/4.37      inference('demod', [status(thm)],
% 26.04/4.37                [zip_derived_cl774, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.37                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.04/4.37                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.04/4.37                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257, 
% 26.04/4.37                 zip_derived_cl1310, zip_derived_cl1364])).
% 26.04/4.37  thf(zip_derived_cl1478, plain,
% 26.04/4.37      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.04/4.37         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i]:
% 26.04/4.37          (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 26.04/4.37           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)),
% 26.04/4.37      inference('demod', [status(thm)],
% 26.04/4.37                [zip_derived_cl738, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.37                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.04/4.37                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.04/4.37                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257, 
% 26.04/4.37                 zip_derived_cl1310, zip_derived_cl1364, zip_derived_cl1419])).
% 26.04/4.37  thf(zip_derived_cl1542, plain,
% 26.04/4.37      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.04/4.37         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 26.04/4.37         X14 : $i]:
% 26.04/4.37          (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 26.04/4.37           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)),
% 26.04/4.37      inference('demod', [status(thm)],
% 26.04/4.37                [zip_derived_cl705, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.37                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.04/4.37                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.04/4.37                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257, 
% 26.04/4.37                 zip_derived_cl1310, zip_derived_cl1364, zip_derived_cl1419, 
% 26.04/4.37                 zip_derived_cl1478])).
% 26.04/4.37  thf(zip_derived_cl1606, plain,
% 26.04/4.37      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.04/4.37         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 26.04/4.37         X14 : $i, X15 : $i]:
% 26.04/4.37          (ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 26.04/4.37           X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15)),
% 26.04/4.37      inference('demod', [status(thm)],
% 26.04/4.37                [zip_derived_cl664, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.37                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.04/4.37                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.04/4.37                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257, 
% 26.04/4.37                 zip_derived_cl1310, zip_derived_cl1364, zip_derived_cl1419, 
% 26.04/4.37                 zip_derived_cl1478, zip_derived_cl1542])).
% 26.04/4.37  thf(zip_derived_cl1682, plain,
% 26.04/4.37      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.04/4.37         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 26.04/4.37         X14 : $i, X15 : $i, X16 : $i]:
% 26.04/4.37          (ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 26.04/4.37           X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ 
% 26.04/4.37           X16)),
% 26.04/4.37      inference('demod', [status(thm)],
% 26.04/4.37                [zip_derived_cl628, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.37                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.04/4.37                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.04/4.37                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257, 
% 26.04/4.37                 zip_derived_cl1310, zip_derived_cl1364, zip_derived_cl1419, 
% 26.04/4.37                 zip_derived_cl1478, zip_derived_cl1542, zip_derived_cl1606])).
% 26.04/4.37  thf(zip_derived_cl1756, plain,
% 26.04/4.37      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.04/4.37         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 26.04/4.37         X14 : $i, X15 : $i, X16 : $i, X17 : $i]:
% 26.04/4.37          (ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 26.04/4.37           X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 26.04/4.37           X15 @ X16 @ X17)),
% 26.04/4.37      inference('demod', [status(thm)],
% 26.04/4.37                [zip_derived_cl591, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.37                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.04/4.37                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.04/4.37                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257, 
% 26.04/4.37                 zip_derived_cl1310, zip_derived_cl1364, zip_derived_cl1419, 
% 26.04/4.37                 zip_derived_cl1478, zip_derived_cl1542, zip_derived_cl1606, 
% 26.04/4.37                 zip_derived_cl1682])).
% 26.04/4.37  thf(zip_derived_cl1830, plain,
% 26.04/4.37      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.04/4.37         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 26.04/4.37         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i]:
% 26.04/4.37          (ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 26.04/4.37           X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 26.04/4.37           X15 @ X16 @ X17 @ X18)),
% 26.04/4.37      inference('demod', [status(thm)],
% 26.04/4.37                [zip_derived_cl551, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.37                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.04/4.37                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.04/4.37                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257, 
% 26.04/4.37                 zip_derived_cl1310, zip_derived_cl1364, zip_derived_cl1419, 
% 26.04/4.37                 zip_derived_cl1478, zip_derived_cl1542, zip_derived_cl1606, 
% 26.04/4.37                 zip_derived_cl1682, zip_derived_cl1756])).
% 26.04/4.37  thf(zip_derived_cl1898, plain,
% 26.04/4.37      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.04/4.37         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 26.04/4.37         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i]:
% 26.04/4.37          (ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 26.04/4.37           X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 26.04/4.37           X15 @ X16 @ X17 @ X18 @ X19)),
% 26.04/4.37      inference('demod', [status(thm)],
% 26.04/4.37                [zip_derived_cl510, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.37                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.04/4.37                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.04/4.37                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257, 
% 26.04/4.37                 zip_derived_cl1310, zip_derived_cl1364, zip_derived_cl1419, 
% 26.04/4.37                 zip_derived_cl1478, zip_derived_cl1542, zip_derived_cl1606, 
% 26.04/4.37                 zip_derived_cl1682, zip_derived_cl1756, zip_derived_cl1830])).
% 26.04/4.37  thf(zip_derived_cl1984, plain,
% 26.04/4.37      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.04/4.37         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 26.04/4.37         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i]:
% 26.04/4.37          (ssNder1_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 26.04/4.37           X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 26.04/4.37           X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20)),
% 26.04/4.37      inference('demod', [status(thm)],
% 26.04/4.37                [zip_derived_cl462, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.37                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.04/4.37                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.04/4.37                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257, 
% 26.04/4.37                 zip_derived_cl1310, zip_derived_cl1364, zip_derived_cl1419, 
% 26.04/4.37                 zip_derived_cl1478, zip_derived_cl1542, zip_derived_cl1606, 
% 26.04/4.37                 zip_derived_cl1682, zip_derived_cl1756, zip_derived_cl1830, 
% 26.04/4.37                 zip_derived_cl1898])).
% 26.04/4.37  thf(clause591, conjecture,
% 26.04/4.37    (~( ( ssNder1_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.37          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 26.04/4.37          X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 ) | 
% 26.04/4.37        ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 26.04/4.37        ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 26.04/4.37        ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 26.04/4.37        ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 26.04/4.37        ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 26.04/4.37        ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 26.04/4.37        ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 26.04/4.37        ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 26.04/4.37        ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 26.04/4.37        ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.37             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 26.04/4.37        ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.37             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 26.04/4.37        ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.37             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 26.04/4.37        ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.37             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 26.04/4.37        ( ~( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.37             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) | 
% 26.04/4.37        ( ~( ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.37             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) ) | 
% 26.04/4.37        ( ~( ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.37             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 26.04/4.37             X9 @ X10 ) ) | 
% 26.04/4.37        ( ~( ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.37             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 26.04/4.37             X9 @ X10 @ X11 ) ) | 
% 26.04/4.37        ( ~( ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.37             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 26.04/4.37             X9 @ X10 @ X11 @ X12 ) ) | 
% 26.04/4.37        ( ~( ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.37             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 26.04/4.37             X9 @ X10 @ X11 @ X12 @ X13 ) ) | 
% 26.04/4.37        ( ~( ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.37             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 26.04/4.37             X9 @ X10 @ X11 @ X12 @ X13 @ X14 ) ) | 
% 26.04/4.37        ( ~( ssNder1_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.37             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 26.04/4.37             X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 ) ) ))).
% 26.04/4.37  thf(zf_stmt_25, negated_conjecture,
% 26.04/4.37    (( ssNder1_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.37       U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 26.04/4.37       X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 ) | 
% 26.04/4.37     ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 26.04/4.37     ( ~( ssNder1_2r1r1 @ U @ V ) ) | ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 26.04/4.37     ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 26.04/4.37     ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 26.04/4.37     ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 26.04/4.37     ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 26.04/4.37     ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 26.04/4.37     ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 26.04/4.37     ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.37          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 26.04/4.37     ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.37          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 26.04/4.37     ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.37          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 26.04/4.37     ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.37          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 26.04/4.37     ( ~( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.37          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) | 
% 26.04/4.37     ( ~( ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.37          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) ) | 
% 26.04/4.37     ( ~( ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.37          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 26.04/4.37          X10 ) ) | 
% 26.04/4.37     ( ~( ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.37          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 26.04/4.37          X10 @ X11 ) ) | 
% 26.04/4.37     ( ~( ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.37          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 26.04/4.37          X10 @ X11 @ X12 ) ) | 
% 26.04/4.37     ( ~( ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.37          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 26.04/4.37          X10 @ X11 @ X12 @ X13 ) ) | 
% 26.04/4.37     ( ~( ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.37          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 26.04/4.37          X10 @ X11 @ X12 @ X13 @ X14 ) ) | 
% 26.04/4.37     ( ~( ssNder1_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.37          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 26.04/4.37          X10 @ X11 @ X12 @ X13 @ X14 @ X15 ) )),
% 26.04/4.37    inference('cnf.neg', [status(esa)], [clause591])).
% 26.04/4.37  thf(zip_derived_cl417, plain,
% 26.04/4.37      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.04/4.37         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 26.04/4.37         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i, 
% 26.04/4.37         X21 : $i]:
% 26.04/4.37         ( (ssNder1_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 26.04/4.37            X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 26.04/4.37            X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21)
% 26.04/4.37          | ~ (ssNder1_0)
% 26.04/4.37          | ~ (ssNder1_1r1 @ X0)
% 26.04/4.37          | ~ (ssNder1_2r1r1 @ X0 @ X1)
% 26.04/4.37          | ~ (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)
% 26.04/4.37          | ~ (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)
% 26.04/4.37          | ~ (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)
% 26.04/4.37          | ~ (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)
% 26.04/4.37          | ~ (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)
% 26.04/4.37          | ~ (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 26.04/4.37               X7)
% 26.04/4.37          | ~ (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 26.04/4.37               X6 @ X7 @ X8)
% 26.04/4.37          | ~ (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 26.04/4.37               X6 @ X7 @ X8 @ X9)
% 26.04/4.37          | ~ (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 26.04/4.37               X5 @ X6 @ X7 @ X8 @ X9 @ X10)
% 26.04/4.37          | ~ (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 26.04/4.37               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11)
% 26.04/4.37          | ~ (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 26.04/4.37               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)
% 26.04/4.37          | ~ (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 26.04/4.37               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)
% 26.04/4.37          | ~ (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 26.04/4.37               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)
% 26.04/4.37          | ~ (ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 26.04/4.37               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 26.04/4.37               X14 @ X15)
% 26.04/4.37          | ~ (ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 26.04/4.37               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 26.04/4.37               X14 @ X15 @ X16)
% 26.04/4.37          | ~ (ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 26.04/4.37               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 26.04/4.37               X14 @ X15 @ X16 @ X17)
% 26.04/4.37          | ~ (ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 26.04/4.37               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 26.04/4.37               X14 @ X15 @ X16 @ X17 @ X18)
% 26.04/4.37          | ~ (ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 26.04/4.37               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 26.04/4.37               X14 @ X15 @ X16 @ X17 @ X18 @ X19)
% 26.04/4.37          | ~ (ssNder1_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 26.04/4.37               X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 26.04/4.37               X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20))),
% 26.04/4.37      inference('cnf', [status(esa)], [zf_stmt_25])).
% 26.04/4.37  thf(zip_derived_cl1007, plain, ( (ssNder1_0)),
% 26.04/4.37      inference('cnf', [status(esa)], [zf_stmt_1])).
% 26.04/4.37  thf(zip_derived_cl1013, plain, (![X0 : $i]:  (ssNder1_1r1 @ X0)),
% 26.04/4.37      inference('demod', [status(thm)],
% 26.04/4.37                [zip_derived_cl1006, zip_derived_cl1007])).
% 26.04/4.37  thf(zip_derived_cl1014, plain,
% 26.04/4.37      (![X0 : $i, X1 : $i]:  (ssNder1_2r1r1 @ X0 @ X1)),
% 26.04/4.37      inference('demod', [status(thm)],
% 26.04/4.37                [zip_derived_cl1005, zip_derived_cl1007, zip_derived_cl1013])).
% 26.04/4.37  thf(zip_derived_cl1019, plain,
% 26.04/4.37      (![X0 : $i, X1 : $i, X2 : $i]:  (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)),
% 26.04/4.37      inference('demod', [status(thm)],
% 26.04/4.37                [zip_derived_cl999, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.37                 zip_derived_cl1014])).
% 26.04/4.37  thf(zip_derived_cl1038, plain,
% 26.04/4.37      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 26.04/4.37          (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)),
% 26.04/4.37      inference('demod', [status(thm)],
% 26.04/4.37                [zip_derived_cl991, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.37                 zip_derived_cl1014, zip_derived_cl1019])).
% 26.04/4.37  thf(zip_derived_cl1058, plain,
% 26.04/4.37      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 26.04/4.37          (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)),
% 26.04/4.37      inference('demod', [status(thm)],
% 26.04/4.37                [zip_derived_cl973, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.37                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038])).
% 26.04/4.37  thf(zip_derived_cl1082, plain,
% 26.04/4.37      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 26.04/4.37          (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)),
% 26.04/4.37      inference('demod', [status(thm)],
% 26.04/4.37                [zip_derived_cl959, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.37                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.04/4.37                 zip_derived_cl1058])).
% 26.04/4.37  thf(zip_derived_cl1121, plain,
% 26.04/4.37      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i]:
% 26.04/4.37          (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)),
% 26.04/4.37      inference('demod', [status(thm)],
% 26.04/4.37                [zip_derived_cl938, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.37                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.04/4.37                 zip_derived_cl1058, zip_derived_cl1082])).
% 26.04/4.37  thf(zip_derived_cl1162, plain,
% 26.04/4.37      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, X7 : $i]:
% 26.04/4.37          (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7)),
% 26.04/4.37      inference('demod', [status(thm)],
% 26.04/4.37                [zip_derived_cl912, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.37                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.04/4.37                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121])).
% 26.04/4.37  thf(zip_derived_cl1209, plain,
% 26.04/4.37      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.04/4.37         X7 : $i, X8 : $i]:
% 26.04/4.37          (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 26.04/4.37           X7 @ X8)),
% 26.04/4.37      inference('demod', [status(thm)],
% 26.04/4.37                [zip_derived_cl889, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.37                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.04/4.37                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.04/4.37                 zip_derived_cl1162])).
% 26.04/4.37  thf(zip_derived_cl1257, plain,
% 26.04/4.37      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.04/4.37         X7 : $i, X8 : $i, X9 : $i]:
% 26.04/4.37          (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 26.04/4.37           X7 @ X8 @ X9)),
% 26.04/4.37      inference('demod', [status(thm)],
% 26.04/4.37                [zip_derived_cl861, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.37                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.04/4.37                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.04/4.37                 zip_derived_cl1162, zip_derived_cl1209])).
% 26.04/4.37  thf(zip_derived_cl1310, plain,
% 26.04/4.37      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.04/4.37         X7 : $i, X8 : $i, X9 : $i, X10 : $i]:
% 26.04/4.37          (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 26.04/4.37           X6 @ X7 @ X8 @ X9 @ X10)),
% 26.04/4.37      inference('demod', [status(thm)],
% 26.04/4.37                [zip_derived_cl832, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.37                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.04/4.37                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.04/4.37                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257])).
% 26.04/4.37  thf(zip_derived_cl1364, plain,
% 26.04/4.37      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.04/4.37         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i]:
% 26.04/4.37          (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 26.04/4.37           X6 @ X7 @ X8 @ X9 @ X10 @ X11)),
% 26.04/4.37      inference('demod', [status(thm)],
% 26.04/4.37                [zip_derived_cl807, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.37                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.04/4.37                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.04/4.37                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257, 
% 26.04/4.37                 zip_derived_cl1310])).
% 26.04/4.37  thf(zip_derived_cl1419, plain,
% 26.04/4.37      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.04/4.37         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i]:
% 26.04/4.37          (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 26.04/4.37           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)),
% 26.04/4.37      inference('demod', [status(thm)],
% 26.04/4.37                [zip_derived_cl774, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.37                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.04/4.37                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.04/4.37                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257, 
% 26.04/4.37                 zip_derived_cl1310, zip_derived_cl1364])).
% 26.04/4.37  thf(zip_derived_cl1478, plain,
% 26.04/4.37      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.04/4.37         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i]:
% 26.04/4.37          (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 26.04/4.37           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)),
% 26.04/4.37      inference('demod', [status(thm)],
% 26.04/4.37                [zip_derived_cl738, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.37                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.04/4.37                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.04/4.37                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257, 
% 26.04/4.37                 zip_derived_cl1310, zip_derived_cl1364, zip_derived_cl1419])).
% 26.04/4.37  thf(zip_derived_cl1542, plain,
% 26.04/4.37      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.04/4.37         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 26.04/4.37         X14 : $i]:
% 26.04/4.37          (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 26.04/4.37           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)),
% 26.04/4.37      inference('demod', [status(thm)],
% 26.04/4.37                [zip_derived_cl705, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.37                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.04/4.37                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.04/4.37                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257, 
% 26.04/4.37                 zip_derived_cl1310, zip_derived_cl1364, zip_derived_cl1419, 
% 26.04/4.37                 zip_derived_cl1478])).
% 26.04/4.37  thf(zip_derived_cl1606, plain,
% 26.04/4.37      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.04/4.37         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 26.04/4.37         X14 : $i, X15 : $i]:
% 26.04/4.37          (ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 26.04/4.37           X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15)),
% 26.04/4.37      inference('demod', [status(thm)],
% 26.04/4.37                [zip_derived_cl664, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.37                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.04/4.37                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.04/4.37                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257, 
% 26.04/4.37                 zip_derived_cl1310, zip_derived_cl1364, zip_derived_cl1419, 
% 26.04/4.37                 zip_derived_cl1478, zip_derived_cl1542])).
% 26.04/4.37  thf(zip_derived_cl1682, plain,
% 26.04/4.37      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.04/4.37         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 26.04/4.37         X14 : $i, X15 : $i, X16 : $i]:
% 26.04/4.37          (ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 26.04/4.37           X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ 
% 26.04/4.37           X16)),
% 26.04/4.37      inference('demod', [status(thm)],
% 26.04/4.37                [zip_derived_cl628, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.37                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.04/4.37                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.04/4.37                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257, 
% 26.04/4.37                 zip_derived_cl1310, zip_derived_cl1364, zip_derived_cl1419, 
% 26.04/4.37                 zip_derived_cl1478, zip_derived_cl1542, zip_derived_cl1606])).
% 26.04/4.37  thf(zip_derived_cl1756, plain,
% 26.04/4.37      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.04/4.37         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 26.04/4.37         X14 : $i, X15 : $i, X16 : $i, X17 : $i]:
% 26.04/4.37          (ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 26.04/4.37           X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 26.04/4.37           X15 @ X16 @ X17)),
% 26.04/4.37      inference('demod', [status(thm)],
% 26.04/4.37                [zip_derived_cl591, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.37                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.04/4.37                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.04/4.37                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257, 
% 26.04/4.37                 zip_derived_cl1310, zip_derived_cl1364, zip_derived_cl1419, 
% 26.04/4.37                 zip_derived_cl1478, zip_derived_cl1542, zip_derived_cl1606, 
% 26.04/4.37                 zip_derived_cl1682])).
% 26.04/4.37  thf(zip_derived_cl1830, plain,
% 26.04/4.37      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.04/4.37         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 26.04/4.37         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i]:
% 26.04/4.37          (ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 26.04/4.37           X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 26.04/4.37           X15 @ X16 @ X17 @ X18)),
% 26.04/4.37      inference('demod', [status(thm)],
% 26.04/4.37                [zip_derived_cl551, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.37                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.04/4.37                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.04/4.37                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257, 
% 26.04/4.37                 zip_derived_cl1310, zip_derived_cl1364, zip_derived_cl1419, 
% 26.04/4.37                 zip_derived_cl1478, zip_derived_cl1542, zip_derived_cl1606, 
% 26.04/4.37                 zip_derived_cl1682, zip_derived_cl1756])).
% 26.04/4.37  thf(zip_derived_cl1898, plain,
% 26.04/4.37      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.04/4.37         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 26.04/4.37         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i]:
% 26.04/4.37          (ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 26.04/4.37           X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 26.04/4.37           X15 @ X16 @ X17 @ X18 @ X19)),
% 26.04/4.37      inference('demod', [status(thm)],
% 26.04/4.37                [zip_derived_cl510, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.37                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.04/4.37                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.04/4.37                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257, 
% 26.04/4.37                 zip_derived_cl1310, zip_derived_cl1364, zip_derived_cl1419, 
% 26.04/4.37                 zip_derived_cl1478, zip_derived_cl1542, zip_derived_cl1606, 
% 26.04/4.37                 zip_derived_cl1682, zip_derived_cl1756, zip_derived_cl1830])).
% 26.04/4.37  thf(zip_derived_cl1984, plain,
% 26.04/4.37      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.04/4.37         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 26.04/4.37         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i]:
% 26.04/4.37          (ssNder1_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 26.04/4.37           X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 26.04/4.37           X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20)),
% 26.04/4.37      inference('demod', [status(thm)],
% 26.04/4.37                [zip_derived_cl462, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.37                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.04/4.37                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.04/4.37                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257, 
% 26.04/4.37                 zip_derived_cl1310, zip_derived_cl1364, zip_derived_cl1419, 
% 26.04/4.37                 zip_derived_cl1478, zip_derived_cl1542, zip_derived_cl1606, 
% 26.04/4.37                 zip_derived_cl1682, zip_derived_cl1756, zip_derived_cl1830, 
% 26.04/4.37                 zip_derived_cl1898])).
% 26.04/4.37  thf(zip_derived_cl2060, plain,
% 26.04/4.37      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.04/4.37         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 26.04/4.37         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i, 
% 26.04/4.37         X21 : $i]:
% 26.04/4.37          (ssNder1_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 26.04/4.37           X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 26.04/4.37           X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21)),
% 26.04/4.37      inference('demod', [status(thm)],
% 26.04/4.37                [zip_derived_cl417, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.37                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.04/4.37                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.04/4.37                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257, 
% 26.04/4.37                 zip_derived_cl1310, zip_derived_cl1364, zip_derived_cl1419, 
% 26.04/4.37                 zip_derived_cl1478, zip_derived_cl1542, zip_derived_cl1606, 
% 26.04/4.37                 zip_derived_cl1682, zip_derived_cl1756, zip_derived_cl1830, 
% 26.04/4.37                 zip_derived_cl1898, zip_derived_cl1984])).
% 26.04/4.37  thf(clause643, conjecture,
% 26.04/4.37    (~( ( ssNder1_23r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.37          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 26.04/4.37          X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 @ X17 ) | 
% 26.04/4.37        ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 26.04/4.37        ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 26.04/4.37        ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 26.04/4.37        ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 26.04/4.37        ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 26.04/4.37        ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 26.04/4.37        ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 26.04/4.37        ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 26.04/4.37        ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 26.04/4.37        ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.37             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 26.04/4.37        ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.37             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 26.04/4.37        ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.37             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 26.04/4.37        ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.37             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 26.04/4.37        ( ~( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.37             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) | 
% 26.04/4.37        ( ~( ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.37             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) ) | 
% 26.04/4.37        ( ~( ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.37             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 26.04/4.37             X9 @ X10 ) ) | 
% 26.04/4.37        ( ~( ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.37             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 26.04/4.37             X9 @ X10 @ X11 ) ) | 
% 26.04/4.37        ( ~( ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.37             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 26.04/4.37             X9 @ X10 @ X11 @ X12 ) ) | 
% 26.04/4.37        ( ~( ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.37             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 26.04/4.37             X9 @ X10 @ X11 @ X12 @ X13 ) ) | 
% 26.04/4.37        ( ~( ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.37             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 26.04/4.37             X9 @ X10 @ X11 @ X12 @ X13 @ X14 ) ) | 
% 26.04/4.37        ( ~( ssNder1_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.37             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 26.04/4.37             X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 ) ) | 
% 26.04/4.37        ( ~( ssNder1_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.37             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 26.04/4.37             X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 ) ) ))).
% 26.04/4.37  thf(zf_stmt_26, negated_conjecture,
% 26.04/4.37    (( ssNder1_23r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.37       U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 26.04/4.37       X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 @ X17 ) | 
% 26.04/4.37     ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 26.04/4.37     ( ~( ssNder1_2r1r1 @ U @ V ) ) | ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 26.04/4.37     ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 26.04/4.37     ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 26.04/4.37     ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 26.04/4.37     ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 26.04/4.37     ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 26.04/4.37     ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 26.04/4.37     ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.37          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 26.04/4.37     ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.37          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 26.04/4.37     ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.37          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 26.04/4.37     ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.37          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 26.04/4.37     ( ~( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.37          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) | 
% 26.04/4.37     ( ~( ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.37          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) ) | 
% 26.04/4.37     ( ~( ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.37          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 26.04/4.38          X10 ) ) | 
% 26.04/4.38     ( ~( ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.38          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 26.04/4.38          X10 @ X11 ) ) | 
% 26.04/4.38     ( ~( ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.38          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 26.04/4.38          X10 @ X11 @ X12 ) ) | 
% 26.04/4.38     ( ~( ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.38          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 26.04/4.38          X10 @ X11 @ X12 @ X13 ) ) | 
% 26.04/4.38     ( ~( ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.38          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 26.04/4.38          X10 @ X11 @ X12 @ X13 @ X14 ) ) | 
% 26.04/4.38     ( ~( ssNder1_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.38          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 26.04/4.38          X10 @ X11 @ X12 @ X13 @ X14 @ X15 ) ) | 
% 26.04/4.38     ( ~( ssNder1_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.38          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 26.04/4.38          X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 ) )),
% 26.04/4.38    inference('cnf.neg', [status(esa)], [clause643])).
% 26.04/4.38  thf(zip_derived_cl365, plain,
% 26.04/4.38      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.04/4.38         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 26.04/4.38         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i, 
% 26.04/4.38         X21 : $i, X22 : $i]:
% 26.04/4.38         ( (ssNder1_23r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 26.04/4.38            X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 26.04/4.38            X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21 @ X22)
% 26.04/4.38          | ~ (ssNder1_0)
% 26.04/4.38          | ~ (ssNder1_1r1 @ X0)
% 26.04/4.38          | ~ (ssNder1_2r1r1 @ X0 @ X1)
% 26.04/4.38          | ~ (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)
% 26.04/4.38          | ~ (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)
% 26.04/4.38          | ~ (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)
% 26.04/4.38          | ~ (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)
% 26.04/4.38          | ~ (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)
% 26.04/4.38          | ~ (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 26.04/4.38               X7)
% 26.04/4.38          | ~ (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 26.04/4.38               X6 @ X7 @ X8)
% 26.04/4.38          | ~ (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 26.04/4.38               X6 @ X7 @ X8 @ X9)
% 26.04/4.38          | ~ (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 26.04/4.38               X5 @ X6 @ X7 @ X8 @ X9 @ X10)
% 26.04/4.38          | ~ (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 26.04/4.38               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11)
% 26.04/4.38          | ~ (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 26.04/4.38               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)
% 26.04/4.38          | ~ (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 26.04/4.38               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)
% 26.04/4.38          | ~ (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 26.04/4.38               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)
% 26.04/4.38          | ~ (ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 26.04/4.38               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 26.04/4.38               X14 @ X15)
% 26.04/4.38          | ~ (ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 26.04/4.38               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 26.04/4.38               X14 @ X15 @ X16)
% 26.04/4.38          | ~ (ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 26.04/4.38               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 26.04/4.38               X14 @ X15 @ X16 @ X17)
% 26.04/4.38          | ~ (ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 26.04/4.38               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 26.04/4.38               X14 @ X15 @ X16 @ X17 @ X18)
% 26.04/4.38          | ~ (ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 26.04/4.38               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 26.04/4.38               X14 @ X15 @ X16 @ X17 @ X18 @ X19)
% 26.04/4.38          | ~ (ssNder1_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 26.04/4.38               X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 26.04/4.38               X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20)
% 26.04/4.38          | ~ (ssNder1_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 26.04/4.38               X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 26.04/4.38               X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21))),
% 26.04/4.38      inference('cnf', [status(esa)], [zf_stmt_26])).
% 26.04/4.38  thf(zip_derived_cl1007, plain, ( (ssNder1_0)),
% 26.04/4.38      inference('cnf', [status(esa)], [zf_stmt_1])).
% 26.04/4.38  thf(zip_derived_cl1013, plain, (![X0 : $i]:  (ssNder1_1r1 @ X0)),
% 26.04/4.38      inference('demod', [status(thm)],
% 26.04/4.38                [zip_derived_cl1006, zip_derived_cl1007])).
% 26.04/4.38  thf(zip_derived_cl1014, plain,
% 26.04/4.38      (![X0 : $i, X1 : $i]:  (ssNder1_2r1r1 @ X0 @ X1)),
% 26.04/4.38      inference('demod', [status(thm)],
% 26.04/4.38                [zip_derived_cl1005, zip_derived_cl1007, zip_derived_cl1013])).
% 26.04/4.38  thf(zip_derived_cl1019, plain,
% 26.04/4.38      (![X0 : $i, X1 : $i, X2 : $i]:  (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)),
% 26.04/4.38      inference('demod', [status(thm)],
% 26.04/4.38                [zip_derived_cl999, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.38                 zip_derived_cl1014])).
% 26.04/4.38  thf(zip_derived_cl1038, plain,
% 26.04/4.38      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 26.04/4.38          (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)),
% 26.04/4.38      inference('demod', [status(thm)],
% 26.04/4.38                [zip_derived_cl991, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.38                 zip_derived_cl1014, zip_derived_cl1019])).
% 26.04/4.38  thf(zip_derived_cl1058, plain,
% 26.04/4.38      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 26.04/4.38          (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)),
% 26.04/4.38      inference('demod', [status(thm)],
% 26.04/4.38                [zip_derived_cl973, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.38                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038])).
% 26.04/4.38  thf(zip_derived_cl1082, plain,
% 26.04/4.38      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 26.04/4.38          (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)),
% 26.04/4.38      inference('demod', [status(thm)],
% 26.04/4.38                [zip_derived_cl959, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.38                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.04/4.38                 zip_derived_cl1058])).
% 26.04/4.38  thf(zip_derived_cl1121, plain,
% 26.04/4.38      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i]:
% 26.04/4.38          (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)),
% 26.04/4.38      inference('demod', [status(thm)],
% 26.04/4.38                [zip_derived_cl938, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.38                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.04/4.38                 zip_derived_cl1058, zip_derived_cl1082])).
% 26.04/4.38  thf(zip_derived_cl1162, plain,
% 26.04/4.38      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, X7 : $i]:
% 26.04/4.38          (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7)),
% 26.04/4.38      inference('demod', [status(thm)],
% 26.04/4.38                [zip_derived_cl912, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.38                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.04/4.38                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121])).
% 26.04/4.38  thf(zip_derived_cl1209, plain,
% 26.04/4.38      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.04/4.38         X7 : $i, X8 : $i]:
% 26.04/4.38          (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 26.04/4.38           X7 @ X8)),
% 26.04/4.38      inference('demod', [status(thm)],
% 26.04/4.38                [zip_derived_cl889, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.38                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.04/4.38                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.04/4.38                 zip_derived_cl1162])).
% 26.04/4.38  thf(zip_derived_cl1257, plain,
% 26.04/4.38      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.04/4.38         X7 : $i, X8 : $i, X9 : $i]:
% 26.04/4.38          (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 26.04/4.38           X7 @ X8 @ X9)),
% 26.04/4.38      inference('demod', [status(thm)],
% 26.04/4.38                [zip_derived_cl861, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.38                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.04/4.38                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.04/4.38                 zip_derived_cl1162, zip_derived_cl1209])).
% 26.04/4.38  thf(zip_derived_cl1310, plain,
% 26.04/4.38      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.04/4.38         X7 : $i, X8 : $i, X9 : $i, X10 : $i]:
% 26.04/4.38          (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 26.04/4.38           X6 @ X7 @ X8 @ X9 @ X10)),
% 26.04/4.38      inference('demod', [status(thm)],
% 26.04/4.38                [zip_derived_cl832, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.38                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.04/4.38                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.04/4.38                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257])).
% 26.04/4.38  thf(zip_derived_cl1364, plain,
% 26.04/4.38      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.04/4.38         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i]:
% 26.04/4.38          (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 26.04/4.38           X6 @ X7 @ X8 @ X9 @ X10 @ X11)),
% 26.04/4.38      inference('demod', [status(thm)],
% 26.04/4.38                [zip_derived_cl807, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.38                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.04/4.38                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.04/4.38                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257, 
% 26.04/4.38                 zip_derived_cl1310])).
% 26.04/4.38  thf(zip_derived_cl1419, plain,
% 26.04/4.38      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.04/4.38         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i]:
% 26.04/4.38          (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 26.04/4.38           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)),
% 26.04/4.38      inference('demod', [status(thm)],
% 26.04/4.38                [zip_derived_cl774, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.38                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.04/4.38                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.04/4.38                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257, 
% 26.04/4.38                 zip_derived_cl1310, zip_derived_cl1364])).
% 26.04/4.38  thf(zip_derived_cl1478, plain,
% 26.04/4.38      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.04/4.38         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i]:
% 26.04/4.38          (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 26.04/4.38           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)),
% 26.04/4.38      inference('demod', [status(thm)],
% 26.04/4.38                [zip_derived_cl738, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.38                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.04/4.38                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.04/4.38                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257, 
% 26.04/4.38                 zip_derived_cl1310, zip_derived_cl1364, zip_derived_cl1419])).
% 26.04/4.38  thf(zip_derived_cl1542, plain,
% 26.04/4.38      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.04/4.38         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 26.04/4.38         X14 : $i]:
% 26.04/4.38          (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 26.04/4.38           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)),
% 26.04/4.38      inference('demod', [status(thm)],
% 26.04/4.38                [zip_derived_cl705, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.38                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.04/4.38                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.04/4.38                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257, 
% 26.04/4.38                 zip_derived_cl1310, zip_derived_cl1364, zip_derived_cl1419, 
% 26.04/4.38                 zip_derived_cl1478])).
% 26.04/4.38  thf(zip_derived_cl1606, plain,
% 26.04/4.38      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.04/4.38         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 26.04/4.38         X14 : $i, X15 : $i]:
% 26.04/4.38          (ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 26.04/4.38           X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15)),
% 26.04/4.38      inference('demod', [status(thm)],
% 26.04/4.38                [zip_derived_cl664, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.38                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.04/4.38                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.04/4.38                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257, 
% 26.04/4.38                 zip_derived_cl1310, zip_derived_cl1364, zip_derived_cl1419, 
% 26.04/4.38                 zip_derived_cl1478, zip_derived_cl1542])).
% 26.04/4.38  thf(zip_derived_cl1682, plain,
% 26.04/4.38      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.04/4.38         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 26.04/4.38         X14 : $i, X15 : $i, X16 : $i]:
% 26.04/4.38          (ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 26.04/4.38           X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ 
% 26.04/4.38           X16)),
% 26.04/4.38      inference('demod', [status(thm)],
% 26.04/4.38                [zip_derived_cl628, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.38                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.04/4.38                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.04/4.38                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257, 
% 26.04/4.38                 zip_derived_cl1310, zip_derived_cl1364, zip_derived_cl1419, 
% 26.04/4.38                 zip_derived_cl1478, zip_derived_cl1542, zip_derived_cl1606])).
% 26.04/4.38  thf(zip_derived_cl1756, plain,
% 26.04/4.38      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.04/4.38         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 26.04/4.38         X14 : $i, X15 : $i, X16 : $i, X17 : $i]:
% 26.04/4.38          (ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 26.04/4.38           X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 26.04/4.38           X15 @ X16 @ X17)),
% 26.04/4.38      inference('demod', [status(thm)],
% 26.04/4.38                [zip_derived_cl591, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.38                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.04/4.38                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.04/4.38                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257, 
% 26.04/4.38                 zip_derived_cl1310, zip_derived_cl1364, zip_derived_cl1419, 
% 26.04/4.38                 zip_derived_cl1478, zip_derived_cl1542, zip_derived_cl1606, 
% 26.04/4.38                 zip_derived_cl1682])).
% 26.04/4.38  thf(zip_derived_cl1830, plain,
% 26.04/4.38      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.04/4.38         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 26.04/4.38         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i]:
% 26.04/4.38          (ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 26.04/4.38           X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 26.04/4.38           X15 @ X16 @ X17 @ X18)),
% 26.04/4.38      inference('demod', [status(thm)],
% 26.04/4.38                [zip_derived_cl551, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.38                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.04/4.38                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.04/4.38                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257, 
% 26.04/4.38                 zip_derived_cl1310, zip_derived_cl1364, zip_derived_cl1419, 
% 26.04/4.38                 zip_derived_cl1478, zip_derived_cl1542, zip_derived_cl1606, 
% 26.04/4.38                 zip_derived_cl1682, zip_derived_cl1756])).
% 26.04/4.38  thf(zip_derived_cl1898, plain,
% 26.04/4.38      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.04/4.38         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 26.04/4.38         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i]:
% 26.04/4.38          (ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 26.04/4.38           X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 26.04/4.38           X15 @ X16 @ X17 @ X18 @ X19)),
% 26.04/4.38      inference('demod', [status(thm)],
% 26.04/4.38                [zip_derived_cl510, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.38                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.04/4.38                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.04/4.38                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257, 
% 26.04/4.38                 zip_derived_cl1310, zip_derived_cl1364, zip_derived_cl1419, 
% 26.04/4.38                 zip_derived_cl1478, zip_derived_cl1542, zip_derived_cl1606, 
% 26.04/4.38                 zip_derived_cl1682, zip_derived_cl1756, zip_derived_cl1830])).
% 26.04/4.38  thf(zip_derived_cl1984, plain,
% 26.04/4.38      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.04/4.38         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 26.04/4.38         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i]:
% 26.04/4.38          (ssNder1_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 26.04/4.38           X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 26.04/4.38           X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20)),
% 26.04/4.38      inference('demod', [status(thm)],
% 26.04/4.38                [zip_derived_cl462, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.38                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.04/4.38                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.04/4.38                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257, 
% 26.04/4.38                 zip_derived_cl1310, zip_derived_cl1364, zip_derived_cl1419, 
% 26.04/4.38                 zip_derived_cl1478, zip_derived_cl1542, zip_derived_cl1606, 
% 26.04/4.38                 zip_derived_cl1682, zip_derived_cl1756, zip_derived_cl1830, 
% 26.04/4.38                 zip_derived_cl1898])).
% 26.04/4.38  thf(zip_derived_cl2060, plain,
% 26.04/4.38      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.04/4.38         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 26.04/4.38         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i, 
% 26.04/4.38         X21 : $i]:
% 26.04/4.38          (ssNder1_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 26.04/4.38           X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 26.04/4.38           X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21)),
% 26.04/4.38      inference('demod', [status(thm)],
% 26.04/4.38                [zip_derived_cl417, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.38                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.04/4.38                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.04/4.38                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257, 
% 26.04/4.38                 zip_derived_cl1310, zip_derived_cl1364, zip_derived_cl1419, 
% 26.04/4.38                 zip_derived_cl1478, zip_derived_cl1542, zip_derived_cl1606, 
% 26.04/4.38                 zip_derived_cl1682, zip_derived_cl1756, zip_derived_cl1830, 
% 26.04/4.38                 zip_derived_cl1898, zip_derived_cl1984])).
% 26.04/4.38  thf(zip_derived_cl2161, plain,
% 26.04/4.38      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.04/4.38         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 26.04/4.38         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i, 
% 26.04/4.38         X21 : $i, X22 : $i]:
% 26.04/4.38          (ssNder1_23r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 26.04/4.38           X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 26.04/4.38           X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21 @ X22)),
% 26.04/4.38      inference('demod', [status(thm)],
% 26.04/4.38                [zip_derived_cl365, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.38                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.04/4.38                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.04/4.38                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257, 
% 26.04/4.38                 zip_derived_cl1310, zip_derived_cl1364, zip_derived_cl1419, 
% 26.04/4.38                 zip_derived_cl1478, zip_derived_cl1542, zip_derived_cl1606, 
% 26.04/4.38                 zip_derived_cl1682, zip_derived_cl1756, zip_derived_cl1830, 
% 26.04/4.38                 zip_derived_cl1898, zip_derived_cl1984, zip_derived_cl2060])).
% 26.04/4.38  thf(clause694, conjecture,
% 26.04/4.38    (~( ( ssNder1_24r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.38          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 26.04/4.38          X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 @ X17 @ X18 ) | 
% 26.04/4.38        ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 26.04/4.38        ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 26.04/4.38        ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 26.04/4.38        ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 26.04/4.38        ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 26.04/4.38        ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 26.04/4.38        ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 26.04/4.38        ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 26.04/4.38        ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 26.04/4.38        ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.38             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 26.04/4.38        ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.38             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 26.04/4.38        ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.38             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 26.04/4.38        ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.38             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 26.04/4.38        ( ~( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.38             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) | 
% 26.04/4.38        ( ~( ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.38             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) ) | 
% 26.04/4.38        ( ~( ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.38             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 26.04/4.38             X9 @ X10 ) ) | 
% 26.04/4.38        ( ~( ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.38             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 26.04/4.38             X9 @ X10 @ X11 ) ) | 
% 26.04/4.38        ( ~( ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.38             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 26.04/4.38             X9 @ X10 @ X11 @ X12 ) ) | 
% 26.04/4.38        ( ~( ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.38             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 26.04/4.38             X9 @ X10 @ X11 @ X12 @ X13 ) ) | 
% 26.04/4.38        ( ~( ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.38             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 26.04/4.38             X9 @ X10 @ X11 @ X12 @ X13 @ X14 ) ) | 
% 26.04/4.38        ( ~( ssNder1_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.38             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 26.04/4.38             X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 ) ) | 
% 26.04/4.38        ( ~( ssNder1_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.38             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 26.04/4.38             X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 ) ) | 
% 26.04/4.38        ( ~( ssNder1_23r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.38             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 26.04/4.38             X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 @ X17 ) ) ))).
% 26.04/4.38  thf(zf_stmt_27, negated_conjecture,
% 26.04/4.38    (( ssNder1_24r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.38       U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 26.04/4.38       X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 @ X17 @ X18 ) | 
% 26.04/4.38     ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 26.04/4.38     ( ~( ssNder1_2r1r1 @ U @ V ) ) | ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 26.04/4.38     ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 26.04/4.38     ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 26.04/4.38     ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 26.04/4.38     ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 26.04/4.38     ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 26.04/4.38     ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 26.04/4.38     ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.38          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 26.04/4.38     ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.38          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 26.04/4.38     ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.38          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 26.04/4.38     ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.38          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 26.04/4.38     ( ~( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.38          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) | 
% 26.04/4.38     ( ~( ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.38          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) ) | 
% 26.04/4.38     ( ~( ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.38          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 26.04/4.38          X10 ) ) | 
% 26.04/4.38     ( ~( ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.38          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 26.04/4.38          X10 @ X11 ) ) | 
% 26.04/4.38     ( ~( ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.38          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 26.04/4.38          X10 @ X11 @ X12 ) ) | 
% 26.04/4.38     ( ~( ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.38          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 26.04/4.38          X10 @ X11 @ X12 @ X13 ) ) | 
% 26.04/4.38     ( ~( ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.38          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 26.04/4.38          X10 @ X11 @ X12 @ X13 @ X14 ) ) | 
% 26.04/4.38     ( ~( ssNder1_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.38          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 26.04/4.38          X10 @ X11 @ X12 @ X13 @ X14 @ X15 ) ) | 
% 26.04/4.38     ( ~( ssNder1_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.38          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 26.04/4.38          X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 ) ) | 
% 26.04/4.38     ( ~( ssNder1_23r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.38          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 26.04/4.38          X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 @ X17 ) )),
% 26.04/4.38    inference('cnf.neg', [status(esa)], [clause694])).
% 26.04/4.38  thf(zip_derived_cl314, plain,
% 26.04/4.38      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.04/4.38         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 26.04/4.38         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i, 
% 26.04/4.38         X21 : $i, X22 : $i, X23 : $i]:
% 26.04/4.38         ( (ssNder1_24r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 26.04/4.38            X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 26.04/4.38            X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21 @ X22 @ X23)
% 26.04/4.38          | ~ (ssNder1_0)
% 26.04/4.38          | ~ (ssNder1_1r1 @ X0)
% 26.04/4.38          | ~ (ssNder1_2r1r1 @ X0 @ X1)
% 26.04/4.38          | ~ (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)
% 26.04/4.38          | ~ (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)
% 26.04/4.38          | ~ (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)
% 26.04/4.38          | ~ (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)
% 26.04/4.38          | ~ (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)
% 26.04/4.38          | ~ (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 26.04/4.38               X7)
% 26.04/4.38          | ~ (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 26.04/4.38               X6 @ X7 @ X8)
% 26.04/4.38          | ~ (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 26.04/4.38               X6 @ X7 @ X8 @ X9)
% 26.04/4.38          | ~ (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 26.04/4.38               X5 @ X6 @ X7 @ X8 @ X9 @ X10)
% 26.04/4.38          | ~ (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 26.04/4.38               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11)
% 26.04/4.38          | ~ (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 26.04/4.38               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)
% 26.04/4.38          | ~ (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 26.04/4.38               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)
% 26.04/4.38          | ~ (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 26.04/4.38               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)
% 26.04/4.38          | ~ (ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 26.04/4.38               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 26.04/4.38               X14 @ X15)
% 26.04/4.38          | ~ (ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 26.04/4.38               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 26.04/4.38               X14 @ X15 @ X16)
% 26.04/4.38          | ~ (ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 26.04/4.38               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 26.04/4.38               X14 @ X15 @ X16 @ X17)
% 26.04/4.38          | ~ (ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 26.04/4.38               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 26.04/4.38               X14 @ X15 @ X16 @ X17 @ X18)
% 26.04/4.38          | ~ (ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 26.04/4.38               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 26.04/4.38               X14 @ X15 @ X16 @ X17 @ X18 @ X19)
% 26.04/4.38          | ~ (ssNder1_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 26.04/4.38               X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 26.04/4.38               X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20)
% 26.04/4.38          | ~ (ssNder1_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 26.04/4.38               X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 26.04/4.38               X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21)
% 26.04/4.38          | ~ (ssNder1_23r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 26.04/4.38               X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 26.04/4.38               X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21 @ X22))),
% 26.04/4.38      inference('cnf', [status(esa)], [zf_stmt_27])).
% 26.04/4.38  thf(zip_derived_cl1007, plain, ( (ssNder1_0)),
% 26.04/4.38      inference('cnf', [status(esa)], [zf_stmt_1])).
% 26.04/4.38  thf(zip_derived_cl1013, plain, (![X0 : $i]:  (ssNder1_1r1 @ X0)),
% 26.04/4.38      inference('demod', [status(thm)],
% 26.04/4.38                [zip_derived_cl1006, zip_derived_cl1007])).
% 26.04/4.38  thf(zip_derived_cl1014, plain,
% 26.04/4.38      (![X0 : $i, X1 : $i]:  (ssNder1_2r1r1 @ X0 @ X1)),
% 26.04/4.38      inference('demod', [status(thm)],
% 26.04/4.38                [zip_derived_cl1005, zip_derived_cl1007, zip_derived_cl1013])).
% 26.04/4.38  thf(zip_derived_cl1019, plain,
% 26.04/4.38      (![X0 : $i, X1 : $i, X2 : $i]:  (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)),
% 26.04/4.38      inference('demod', [status(thm)],
% 26.04/4.38                [zip_derived_cl999, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.38                 zip_derived_cl1014])).
% 26.04/4.38  thf(zip_derived_cl1038, plain,
% 26.04/4.38      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 26.04/4.38          (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)),
% 26.04/4.38      inference('demod', [status(thm)],
% 26.04/4.38                [zip_derived_cl991, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.38                 zip_derived_cl1014, zip_derived_cl1019])).
% 26.04/4.38  thf(zip_derived_cl1058, plain,
% 26.04/4.38      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 26.04/4.38          (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)),
% 26.04/4.38      inference('demod', [status(thm)],
% 26.04/4.38                [zip_derived_cl973, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.38                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038])).
% 26.04/4.38  thf(zip_derived_cl1082, plain,
% 26.04/4.38      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 26.04/4.38          (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)),
% 26.04/4.38      inference('demod', [status(thm)],
% 26.04/4.38                [zip_derived_cl959, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.38                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.04/4.38                 zip_derived_cl1058])).
% 26.04/4.38  thf(zip_derived_cl1121, plain,
% 26.04/4.38      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i]:
% 26.04/4.38          (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)),
% 26.04/4.38      inference('demod', [status(thm)],
% 26.04/4.38                [zip_derived_cl938, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.38                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.04/4.38                 zip_derived_cl1058, zip_derived_cl1082])).
% 26.04/4.38  thf(zip_derived_cl1162, plain,
% 26.04/4.38      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, X7 : $i]:
% 26.04/4.38          (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7)),
% 26.04/4.38      inference('demod', [status(thm)],
% 26.04/4.38                [zip_derived_cl912, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.38                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.04/4.38                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121])).
% 26.04/4.38  thf(zip_derived_cl1209, plain,
% 26.04/4.38      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.04/4.38         X7 : $i, X8 : $i]:
% 26.04/4.38          (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 26.04/4.38           X7 @ X8)),
% 26.04/4.38      inference('demod', [status(thm)],
% 26.04/4.38                [zip_derived_cl889, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.38                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.04/4.38                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.04/4.38                 zip_derived_cl1162])).
% 26.04/4.38  thf(zip_derived_cl1257, plain,
% 26.04/4.38      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.04/4.38         X7 : $i, X8 : $i, X9 : $i]:
% 26.04/4.38          (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 26.04/4.38           X7 @ X8 @ X9)),
% 26.04/4.38      inference('demod', [status(thm)],
% 26.04/4.38                [zip_derived_cl861, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.38                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.04/4.38                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.04/4.38                 zip_derived_cl1162, zip_derived_cl1209])).
% 26.04/4.38  thf(zip_derived_cl1310, plain,
% 26.04/4.38      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.04/4.38         X7 : $i, X8 : $i, X9 : $i, X10 : $i]:
% 26.04/4.38          (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 26.04/4.38           X6 @ X7 @ X8 @ X9 @ X10)),
% 26.04/4.38      inference('demod', [status(thm)],
% 26.04/4.38                [zip_derived_cl832, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.38                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.04/4.38                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.04/4.38                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257])).
% 26.04/4.38  thf(zip_derived_cl1364, plain,
% 26.04/4.38      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.04/4.38         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i]:
% 26.04/4.38          (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 26.04/4.38           X6 @ X7 @ X8 @ X9 @ X10 @ X11)),
% 26.04/4.38      inference('demod', [status(thm)],
% 26.04/4.38                [zip_derived_cl807, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.38                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.04/4.38                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.04/4.38                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257, 
% 26.04/4.38                 zip_derived_cl1310])).
% 26.04/4.38  thf(zip_derived_cl1419, plain,
% 26.04/4.38      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.04/4.38         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i]:
% 26.04/4.38          (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 26.04/4.38           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)),
% 26.04/4.38      inference('demod', [status(thm)],
% 26.04/4.38                [zip_derived_cl774, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.38                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.04/4.38                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.04/4.38                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257, 
% 26.04/4.38                 zip_derived_cl1310, zip_derived_cl1364])).
% 26.04/4.38  thf(zip_derived_cl1478, plain,
% 26.04/4.38      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.04/4.38         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i]:
% 26.04/4.38          (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 26.04/4.38           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)),
% 26.04/4.38      inference('demod', [status(thm)],
% 26.04/4.38                [zip_derived_cl738, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.38                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.04/4.38                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.04/4.38                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257, 
% 26.04/4.38                 zip_derived_cl1310, zip_derived_cl1364, zip_derived_cl1419])).
% 26.04/4.38  thf(zip_derived_cl1542, plain,
% 26.04/4.38      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.04/4.38         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 26.04/4.38         X14 : $i]:
% 26.04/4.38          (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 26.04/4.38           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)),
% 26.04/4.38      inference('demod', [status(thm)],
% 26.04/4.38                [zip_derived_cl705, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.38                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.04/4.38                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.04/4.38                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257, 
% 26.04/4.38                 zip_derived_cl1310, zip_derived_cl1364, zip_derived_cl1419, 
% 26.04/4.38                 zip_derived_cl1478])).
% 26.04/4.38  thf(zip_derived_cl1606, plain,
% 26.04/4.38      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.04/4.38         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 26.04/4.38         X14 : $i, X15 : $i]:
% 26.04/4.38          (ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 26.04/4.38           X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15)),
% 26.04/4.38      inference('demod', [status(thm)],
% 26.04/4.38                [zip_derived_cl664, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.38                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.04/4.38                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.04/4.38                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257, 
% 26.04/4.38                 zip_derived_cl1310, zip_derived_cl1364, zip_derived_cl1419, 
% 26.04/4.38                 zip_derived_cl1478, zip_derived_cl1542])).
% 26.04/4.38  thf(zip_derived_cl1682, plain,
% 26.04/4.38      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.04/4.38         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 26.04/4.38         X14 : $i, X15 : $i, X16 : $i]:
% 26.04/4.38          (ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 26.04/4.38           X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ 
% 26.04/4.38           X16)),
% 26.04/4.38      inference('demod', [status(thm)],
% 26.04/4.38                [zip_derived_cl628, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.38                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.04/4.38                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.04/4.38                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257, 
% 26.04/4.38                 zip_derived_cl1310, zip_derived_cl1364, zip_derived_cl1419, 
% 26.04/4.38                 zip_derived_cl1478, zip_derived_cl1542, zip_derived_cl1606])).
% 26.04/4.38  thf(zip_derived_cl1756, plain,
% 26.04/4.38      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.04/4.38         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 26.04/4.38         X14 : $i, X15 : $i, X16 : $i, X17 : $i]:
% 26.04/4.38          (ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 26.04/4.38           X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 26.04/4.38           X15 @ X16 @ X17)),
% 26.04/4.38      inference('demod', [status(thm)],
% 26.04/4.38                [zip_derived_cl591, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.38                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.04/4.38                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.04/4.38                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257, 
% 26.04/4.38                 zip_derived_cl1310, zip_derived_cl1364, zip_derived_cl1419, 
% 26.04/4.38                 zip_derived_cl1478, zip_derived_cl1542, zip_derived_cl1606, 
% 26.04/4.38                 zip_derived_cl1682])).
% 26.04/4.38  thf(zip_derived_cl1830, plain,
% 26.04/4.38      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.04/4.38         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 26.04/4.38         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i]:
% 26.04/4.38          (ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 26.04/4.38           X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 26.04/4.38           X15 @ X16 @ X17 @ X18)),
% 26.04/4.38      inference('demod', [status(thm)],
% 26.04/4.38                [zip_derived_cl551, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.38                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.04/4.38                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.04/4.38                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257, 
% 26.04/4.38                 zip_derived_cl1310, zip_derived_cl1364, zip_derived_cl1419, 
% 26.04/4.38                 zip_derived_cl1478, zip_derived_cl1542, zip_derived_cl1606, 
% 26.04/4.38                 zip_derived_cl1682, zip_derived_cl1756])).
% 26.04/4.38  thf(zip_derived_cl1898, plain,
% 26.04/4.38      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.04/4.38         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 26.04/4.38         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i]:
% 26.04/4.38          (ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 26.04/4.38           X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 26.04/4.38           X15 @ X16 @ X17 @ X18 @ X19)),
% 26.04/4.38      inference('demod', [status(thm)],
% 26.04/4.38                [zip_derived_cl510, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.38                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.04/4.38                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.04/4.38                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257, 
% 26.04/4.38                 zip_derived_cl1310, zip_derived_cl1364, zip_derived_cl1419, 
% 26.04/4.38                 zip_derived_cl1478, zip_derived_cl1542, zip_derived_cl1606, 
% 26.04/4.38                 zip_derived_cl1682, zip_derived_cl1756, zip_derived_cl1830])).
% 26.04/4.38  thf(zip_derived_cl1984, plain,
% 26.04/4.38      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.04/4.38         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 26.04/4.38         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i]:
% 26.04/4.38          (ssNder1_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 26.04/4.38           X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 26.04/4.38           X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20)),
% 26.04/4.38      inference('demod', [status(thm)],
% 26.04/4.38                [zip_derived_cl462, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.38                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.04/4.38                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.04/4.38                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257, 
% 26.04/4.38                 zip_derived_cl1310, zip_derived_cl1364, zip_derived_cl1419, 
% 26.04/4.38                 zip_derived_cl1478, zip_derived_cl1542, zip_derived_cl1606, 
% 26.04/4.38                 zip_derived_cl1682, zip_derived_cl1756, zip_derived_cl1830, 
% 26.04/4.38                 zip_derived_cl1898])).
% 26.04/4.38  thf(zip_derived_cl2060, plain,
% 26.04/4.38      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.04/4.38         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 26.04/4.38         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i, 
% 26.04/4.38         X21 : $i]:
% 26.04/4.38          (ssNder1_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 26.04/4.38           X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 26.04/4.38           X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21)),
% 26.04/4.38      inference('demod', [status(thm)],
% 26.04/4.38                [zip_derived_cl417, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.38                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.04/4.38                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.04/4.38                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257, 
% 26.04/4.38                 zip_derived_cl1310, zip_derived_cl1364, zip_derived_cl1419, 
% 26.04/4.38                 zip_derived_cl1478, zip_derived_cl1542, zip_derived_cl1606, 
% 26.04/4.38                 zip_derived_cl1682, zip_derived_cl1756, zip_derived_cl1830, 
% 26.04/4.38                 zip_derived_cl1898, zip_derived_cl1984])).
% 26.04/4.38  thf(zip_derived_cl2161, plain,
% 26.04/4.38      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.04/4.38         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 26.04/4.38         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i, 
% 26.04/4.38         X21 : $i, X22 : $i]:
% 26.04/4.38          (ssNder1_23r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 26.04/4.38           X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 26.04/4.38           X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21 @ X22)),
% 26.04/4.38      inference('demod', [status(thm)],
% 26.04/4.38                [zip_derived_cl365, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.38                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.04/4.38                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.04/4.38                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257, 
% 26.04/4.38                 zip_derived_cl1310, zip_derived_cl1364, zip_derived_cl1419, 
% 26.04/4.38                 zip_derived_cl1478, zip_derived_cl1542, zip_derived_cl1606, 
% 26.04/4.38                 zip_derived_cl1682, zip_derived_cl1756, zip_derived_cl1830, 
% 26.04/4.38                 zip_derived_cl1898, zip_derived_cl1984, zip_derived_cl2060])).
% 26.04/4.38  thf(zip_derived_cl2251, plain,
% 26.04/4.38      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.04/4.38         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 26.04/4.38         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i, 
% 26.04/4.38         X21 : $i, X22 : $i, X23 : $i]:
% 26.04/4.38          (ssNder1_24r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 26.04/4.38           X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 26.04/4.38           X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21 @ X22 @ X23)),
% 26.04/4.38      inference('demod', [status(thm)],
% 26.04/4.38                [zip_derived_cl314, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.38                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.04/4.38                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.04/4.38                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257, 
% 26.04/4.38                 zip_derived_cl1310, zip_derived_cl1364, zip_derived_cl1419, 
% 26.04/4.38                 zip_derived_cl1478, zip_derived_cl1542, zip_derived_cl1606, 
% 26.04/4.38                 zip_derived_cl1682, zip_derived_cl1756, zip_derived_cl1830, 
% 26.04/4.38                 zip_derived_cl1898, zip_derived_cl1984, zip_derived_cl2060, 
% 26.04/4.38                 zip_derived_cl2161])).
% 26.04/4.38  thf(clause754, conjecture,
% 26.04/4.38    (~( ( ssNder1_25r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.38          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 26.04/4.38          X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 ) | 
% 26.04/4.38        ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 26.04/4.38        ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 26.04/4.38        ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 26.04/4.38        ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 26.04/4.38        ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 26.04/4.38        ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 26.04/4.38        ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 26.04/4.38        ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 26.04/4.38        ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 26.04/4.38        ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.38             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 26.04/4.38        ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.38             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 26.04/4.38        ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.38             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 26.04/4.38        ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.38             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 26.04/4.38        ( ~( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.38             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) | 
% 26.04/4.38        ( ~( ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.38             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) ) | 
% 26.04/4.38        ( ~( ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.38             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 26.04/4.38             X9 @ X10 ) ) | 
% 26.04/4.38        ( ~( ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.38             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 26.04/4.38             X9 @ X10 @ X11 ) ) | 
% 26.04/4.38        ( ~( ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.38             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 26.04/4.38             X9 @ X10 @ X11 @ X12 ) ) | 
% 26.04/4.38        ( ~( ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.38             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 26.04/4.38             X9 @ X10 @ X11 @ X12 @ X13 ) ) | 
% 26.04/4.38        ( ~( ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.38             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 26.04/4.38             X9 @ X10 @ X11 @ X12 @ X13 @ X14 ) ) | 
% 26.04/4.38        ( ~( ssNder1_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.38             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 26.04/4.38             X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 ) ) | 
% 26.04/4.38        ( ~( ssNder1_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.38             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 26.04/4.38             X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 ) ) | 
% 26.04/4.38        ( ~( ssNder1_23r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.38             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 26.04/4.38             X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 @ X17 ) ) | 
% 26.04/4.38        ( ~( ssNder1_24r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.38             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 26.04/4.38             X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 @ X17 @ X18 ) ) ))).
% 26.04/4.38  thf(zf_stmt_28, negated_conjecture,
% 26.04/4.38    (( ssNder1_25r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.38       U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 26.04/4.38       X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 ) | 
% 26.04/4.38     ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 26.04/4.38     ( ~( ssNder1_2r1r1 @ U @ V ) ) | ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 26.04/4.38     ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 26.04/4.38     ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 26.04/4.38     ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 26.04/4.38     ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 26.04/4.38     ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 26.04/4.38     ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 26.04/4.38     ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.38          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 26.04/4.38     ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.38          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 26.04/4.38     ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.38          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 26.04/4.38     ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.38          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 26.04/4.38     ( ~( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.38          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) | 
% 26.04/4.38     ( ~( ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.38          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) ) | 
% 26.04/4.38     ( ~( ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.38          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 26.04/4.38          X10 ) ) | 
% 26.04/4.38     ( ~( ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.38          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 26.04/4.38          X10 @ X11 ) ) | 
% 26.04/4.38     ( ~( ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.38          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 26.04/4.38          X10 @ X11 @ X12 ) ) | 
% 26.04/4.38     ( ~( ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.38          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 26.04/4.38          X10 @ X11 @ X12 @ X13 ) ) | 
% 26.04/4.38     ( ~( ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.38          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 26.04/4.38          X10 @ X11 @ X12 @ X13 @ X14 ) ) | 
% 26.04/4.38     ( ~( ssNder1_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.38          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 26.04/4.38          X10 @ X11 @ X12 @ X13 @ X14 @ X15 ) ) | 
% 26.04/4.38     ( ~( ssNder1_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.38          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 26.04/4.38          X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 ) ) | 
% 26.04/4.38     ( ~( ssNder1_23r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.38          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 26.04/4.38          X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 @ X17 ) ) | 
% 26.04/4.38     ( ~( ssNder1_24r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.38          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 26.04/4.38          X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 @ X17 @ X18 ) )),
% 26.04/4.38    inference('cnf.neg', [status(esa)], [clause754])).
% 26.04/4.38  thf(zip_derived_cl254, plain,
% 26.04/4.38      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.04/4.38         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 26.04/4.38         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i, 
% 26.04/4.38         X21 : $i, X22 : $i, X23 : $i, X24 : $i]:
% 26.04/4.38         ( (ssNder1_25r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ 
% 26.04/4.38            X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ 
% 26.04/4.38            X12 @ X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21 @ X22 @ 
% 26.04/4.38            X23 @ X24)
% 26.04/4.38          | ~ (ssNder1_0)
% 26.04/4.38          | ~ (ssNder1_1r1 @ X0)
% 26.04/4.38          | ~ (ssNder1_2r1r1 @ X0 @ X1)
% 26.04/4.38          | ~ (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)
% 26.04/4.38          | ~ (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)
% 26.04/4.38          | ~ (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)
% 26.04/4.38          | ~ (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)
% 26.04/4.38          | ~ (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)
% 26.04/4.38          | ~ (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 26.04/4.38               X7)
% 26.04/4.38          | ~ (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 26.04/4.38               X6 @ X7 @ X8)
% 26.04/4.38          | ~ (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 26.04/4.38               X6 @ X7 @ X8 @ X9)
% 26.04/4.38          | ~ (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 26.04/4.38               X5 @ X6 @ X7 @ X8 @ X9 @ X10)
% 26.04/4.38          | ~ (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 26.04/4.38               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11)
% 26.04/4.38          | ~ (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 26.04/4.38               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)
% 26.04/4.38          | ~ (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 26.04/4.38               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)
% 26.04/4.38          | ~ (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 26.04/4.38               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)
% 26.04/4.38          | ~ (ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 26.04/4.38               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 26.04/4.38               X14 @ X15)
% 26.04/4.38          | ~ (ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 26.04/4.38               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 26.04/4.38               X14 @ X15 @ X16)
% 26.04/4.38          | ~ (ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 26.04/4.38               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 26.04/4.38               X14 @ X15 @ X16 @ X17)
% 26.04/4.38          | ~ (ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 26.04/4.38               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 26.04/4.38               X14 @ X15 @ X16 @ X17 @ X18)
% 26.04/4.38          | ~ (ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 26.04/4.38               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 26.04/4.38               X14 @ X15 @ X16 @ X17 @ X18 @ X19)
% 26.04/4.38          | ~ (ssNder1_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 26.04/4.38               X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 26.04/4.38               X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20)
% 26.04/4.38          | ~ (ssNder1_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 26.04/4.38               X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 26.04/4.38               X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21)
% 26.04/4.38          | ~ (ssNder1_23r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 26.04/4.38               X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 26.04/4.38               X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21 @ X22)
% 26.04/4.38          | ~ (ssNder1_24r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ 
% 26.04/4.38               X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ 
% 26.04/4.38               X12 @ X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21 @ 
% 26.04/4.38               X22 @ X23))),
% 26.04/4.38      inference('cnf', [status(esa)], [zf_stmt_28])).
% 26.04/4.38  thf(zip_derived_cl1007, plain, ( (ssNder1_0)),
% 26.04/4.38      inference('cnf', [status(esa)], [zf_stmt_1])).
% 26.04/4.38  thf(zip_derived_cl1013, plain, (![X0 : $i]:  (ssNder1_1r1 @ X0)),
% 26.04/4.38      inference('demod', [status(thm)],
% 26.04/4.38                [zip_derived_cl1006, zip_derived_cl1007])).
% 26.04/4.38  thf(zip_derived_cl1014, plain,
% 26.04/4.38      (![X0 : $i, X1 : $i]:  (ssNder1_2r1r1 @ X0 @ X1)),
% 26.04/4.38      inference('demod', [status(thm)],
% 26.04/4.38                [zip_derived_cl1005, zip_derived_cl1007, zip_derived_cl1013])).
% 26.04/4.38  thf(zip_derived_cl1019, plain,
% 26.04/4.38      (![X0 : $i, X1 : $i, X2 : $i]:  (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)),
% 26.04/4.38      inference('demod', [status(thm)],
% 26.04/4.38                [zip_derived_cl999, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.38                 zip_derived_cl1014])).
% 26.04/4.38  thf(zip_derived_cl1038, plain,
% 26.04/4.38      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 26.04/4.38          (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)),
% 26.04/4.38      inference('demod', [status(thm)],
% 26.04/4.38                [zip_derived_cl991, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.38                 zip_derived_cl1014, zip_derived_cl1019])).
% 26.04/4.38  thf(zip_derived_cl1058, plain,
% 26.04/4.38      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 26.04/4.38          (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)),
% 26.04/4.38      inference('demod', [status(thm)],
% 26.04/4.38                [zip_derived_cl973, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.38                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038])).
% 26.04/4.38  thf(zip_derived_cl1082, plain,
% 26.04/4.38      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 26.04/4.38          (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)),
% 26.04/4.38      inference('demod', [status(thm)],
% 26.04/4.38                [zip_derived_cl959, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.38                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.04/4.38                 zip_derived_cl1058])).
% 26.04/4.38  thf(zip_derived_cl1121, plain,
% 26.04/4.38      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i]:
% 26.04/4.38          (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)),
% 26.04/4.38      inference('demod', [status(thm)],
% 26.04/4.38                [zip_derived_cl938, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.38                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.04/4.38                 zip_derived_cl1058, zip_derived_cl1082])).
% 26.04/4.38  thf(zip_derived_cl1162, plain,
% 26.04/4.38      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, X7 : $i]:
% 26.04/4.38          (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7)),
% 26.04/4.38      inference('demod', [status(thm)],
% 26.04/4.38                [zip_derived_cl912, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.38                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.04/4.38                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121])).
% 26.04/4.38  thf(zip_derived_cl1209, plain,
% 26.04/4.38      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.04/4.38         X7 : $i, X8 : $i]:
% 26.04/4.38          (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 26.04/4.38           X7 @ X8)),
% 26.04/4.38      inference('demod', [status(thm)],
% 26.04/4.38                [zip_derived_cl889, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.38                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.04/4.38                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.04/4.38                 zip_derived_cl1162])).
% 26.04/4.38  thf(zip_derived_cl1257, plain,
% 26.04/4.38      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.04/4.38         X7 : $i, X8 : $i, X9 : $i]:
% 26.04/4.38          (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 26.04/4.38           X7 @ X8 @ X9)),
% 26.04/4.38      inference('demod', [status(thm)],
% 26.04/4.38                [zip_derived_cl861, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.38                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.04/4.38                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.04/4.38                 zip_derived_cl1162, zip_derived_cl1209])).
% 26.04/4.38  thf(zip_derived_cl1310, plain,
% 26.04/4.38      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.04/4.38         X7 : $i, X8 : $i, X9 : $i, X10 : $i]:
% 26.04/4.38          (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 26.04/4.38           X6 @ X7 @ X8 @ X9 @ X10)),
% 26.04/4.38      inference('demod', [status(thm)],
% 26.04/4.38                [zip_derived_cl832, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.38                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.04/4.38                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.04/4.38                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257])).
% 26.04/4.38  thf(zip_derived_cl1364, plain,
% 26.04/4.38      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.04/4.38         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i]:
% 26.04/4.38          (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 26.04/4.38           X6 @ X7 @ X8 @ X9 @ X10 @ X11)),
% 26.04/4.38      inference('demod', [status(thm)],
% 26.04/4.38                [zip_derived_cl807, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.38                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.04/4.38                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.04/4.38                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257, 
% 26.04/4.38                 zip_derived_cl1310])).
% 26.04/4.38  thf(zip_derived_cl1419, plain,
% 26.04/4.38      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.04/4.38         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i]:
% 26.04/4.38          (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 26.04/4.38           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)),
% 26.04/4.38      inference('demod', [status(thm)],
% 26.04/4.38                [zip_derived_cl774, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.38                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.04/4.38                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.04/4.38                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257, 
% 26.04/4.38                 zip_derived_cl1310, zip_derived_cl1364])).
% 26.04/4.38  thf(zip_derived_cl1478, plain,
% 26.04/4.38      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.04/4.38         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i]:
% 26.04/4.38          (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 26.04/4.38           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)),
% 26.04/4.38      inference('demod', [status(thm)],
% 26.04/4.38                [zip_derived_cl738, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.38                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.04/4.38                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.04/4.38                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257, 
% 26.04/4.38                 zip_derived_cl1310, zip_derived_cl1364, zip_derived_cl1419])).
% 26.04/4.38  thf(zip_derived_cl1542, plain,
% 26.04/4.38      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.04/4.38         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 26.04/4.38         X14 : $i]:
% 26.04/4.38          (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 26.04/4.38           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)),
% 26.04/4.38      inference('demod', [status(thm)],
% 26.04/4.38                [zip_derived_cl705, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.38                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.04/4.38                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.04/4.38                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257, 
% 26.04/4.38                 zip_derived_cl1310, zip_derived_cl1364, zip_derived_cl1419, 
% 26.04/4.38                 zip_derived_cl1478])).
% 26.04/4.38  thf(zip_derived_cl1606, plain,
% 26.04/4.38      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.04/4.38         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 26.04/4.38         X14 : $i, X15 : $i]:
% 26.04/4.38          (ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 26.04/4.38           X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15)),
% 26.04/4.38      inference('demod', [status(thm)],
% 26.04/4.38                [zip_derived_cl664, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.38                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.04/4.38                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.04/4.38                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257, 
% 26.04/4.38                 zip_derived_cl1310, zip_derived_cl1364, zip_derived_cl1419, 
% 26.04/4.38                 zip_derived_cl1478, zip_derived_cl1542])).
% 26.04/4.38  thf(zip_derived_cl1682, plain,
% 26.04/4.38      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.04/4.38         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 26.04/4.38         X14 : $i, X15 : $i, X16 : $i]:
% 26.04/4.38          (ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 26.04/4.38           X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ 
% 26.04/4.38           X16)),
% 26.04/4.38      inference('demod', [status(thm)],
% 26.04/4.38                [zip_derived_cl628, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.38                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.04/4.38                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.04/4.38                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257, 
% 26.04/4.38                 zip_derived_cl1310, zip_derived_cl1364, zip_derived_cl1419, 
% 26.04/4.38                 zip_derived_cl1478, zip_derived_cl1542, zip_derived_cl1606])).
% 26.04/4.38  thf(zip_derived_cl1756, plain,
% 26.04/4.38      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.04/4.38         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 26.04/4.38         X14 : $i, X15 : $i, X16 : $i, X17 : $i]:
% 26.04/4.38          (ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 26.04/4.38           X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 26.04/4.38           X15 @ X16 @ X17)),
% 26.04/4.38      inference('demod', [status(thm)],
% 26.04/4.38                [zip_derived_cl591, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.38                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.04/4.38                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.04/4.38                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257, 
% 26.04/4.38                 zip_derived_cl1310, zip_derived_cl1364, zip_derived_cl1419, 
% 26.04/4.38                 zip_derived_cl1478, zip_derived_cl1542, zip_derived_cl1606, 
% 26.04/4.38                 zip_derived_cl1682])).
% 26.04/4.38  thf(zip_derived_cl1830, plain,
% 26.04/4.38      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.04/4.38         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 26.04/4.38         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i]:
% 26.04/4.38          (ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 26.04/4.38           X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 26.04/4.38           X15 @ X16 @ X17 @ X18)),
% 26.04/4.38      inference('demod', [status(thm)],
% 26.04/4.38                [zip_derived_cl551, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.38                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.04/4.38                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.04/4.38                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257, 
% 26.04/4.38                 zip_derived_cl1310, zip_derived_cl1364, zip_derived_cl1419, 
% 26.04/4.38                 zip_derived_cl1478, zip_derived_cl1542, zip_derived_cl1606, 
% 26.04/4.38                 zip_derived_cl1682, zip_derived_cl1756])).
% 26.04/4.38  thf(zip_derived_cl1898, plain,
% 26.04/4.38      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.04/4.38         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 26.04/4.38         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i]:
% 26.04/4.38          (ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 26.04/4.38           X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 26.04/4.38           X15 @ X16 @ X17 @ X18 @ X19)),
% 26.04/4.38      inference('demod', [status(thm)],
% 26.04/4.38                [zip_derived_cl510, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.38                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.04/4.38                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.04/4.38                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257, 
% 26.04/4.38                 zip_derived_cl1310, zip_derived_cl1364, zip_derived_cl1419, 
% 26.04/4.38                 zip_derived_cl1478, zip_derived_cl1542, zip_derived_cl1606, 
% 26.04/4.38                 zip_derived_cl1682, zip_derived_cl1756, zip_derived_cl1830])).
% 26.04/4.38  thf(zip_derived_cl1984, plain,
% 26.04/4.38      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.04/4.38         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 26.04/4.38         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i]:
% 26.04/4.38          (ssNder1_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 26.04/4.38           X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 26.04/4.38           X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20)),
% 26.04/4.38      inference('demod', [status(thm)],
% 26.04/4.38                [zip_derived_cl462, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.38                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.04/4.38                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.04/4.38                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257, 
% 26.04/4.38                 zip_derived_cl1310, zip_derived_cl1364, zip_derived_cl1419, 
% 26.04/4.38                 zip_derived_cl1478, zip_derived_cl1542, zip_derived_cl1606, 
% 26.04/4.38                 zip_derived_cl1682, zip_derived_cl1756, zip_derived_cl1830, 
% 26.04/4.38                 zip_derived_cl1898])).
% 26.04/4.38  thf(zip_derived_cl2060, plain,
% 26.04/4.38      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.04/4.38         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 26.04/4.38         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i, 
% 26.04/4.38         X21 : $i]:
% 26.04/4.38          (ssNder1_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 26.04/4.38           X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 26.04/4.38           X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21)),
% 26.04/4.38      inference('demod', [status(thm)],
% 26.04/4.38                [zip_derived_cl417, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.38                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.04/4.38                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.04/4.38                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257, 
% 26.04/4.38                 zip_derived_cl1310, zip_derived_cl1364, zip_derived_cl1419, 
% 26.04/4.38                 zip_derived_cl1478, zip_derived_cl1542, zip_derived_cl1606, 
% 26.04/4.38                 zip_derived_cl1682, zip_derived_cl1756, zip_derived_cl1830, 
% 26.04/4.38                 zip_derived_cl1898, zip_derived_cl1984])).
% 26.04/4.38  thf(zip_derived_cl2161, plain,
% 26.04/4.38      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.04/4.38         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 26.04/4.38         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i, 
% 26.04/4.38         X21 : $i, X22 : $i]:
% 26.04/4.38          (ssNder1_23r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 26.04/4.38           X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 26.04/4.38           X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21 @ X22)),
% 26.04/4.38      inference('demod', [status(thm)],
% 26.04/4.38                [zip_derived_cl365, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.38                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.04/4.38                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.04/4.38                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257, 
% 26.04/4.38                 zip_derived_cl1310, zip_derived_cl1364, zip_derived_cl1419, 
% 26.04/4.38                 zip_derived_cl1478, zip_derived_cl1542, zip_derived_cl1606, 
% 26.04/4.38                 zip_derived_cl1682, zip_derived_cl1756, zip_derived_cl1830, 
% 26.04/4.38                 zip_derived_cl1898, zip_derived_cl1984, zip_derived_cl2060])).
% 26.04/4.38  thf(zip_derived_cl2251, plain,
% 26.04/4.38      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.04/4.38         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 26.04/4.38         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i, 
% 26.04/4.38         X21 : $i, X22 : $i, X23 : $i]:
% 26.04/4.38          (ssNder1_24r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 26.04/4.38           X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 26.04/4.38           X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21 @ X22 @ X23)),
% 26.04/4.38      inference('demod', [status(thm)],
% 26.04/4.38                [zip_derived_cl314, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.38                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.04/4.38                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.04/4.38                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257, 
% 26.04/4.38                 zip_derived_cl1310, zip_derived_cl1364, zip_derived_cl1419, 
% 26.04/4.38                 zip_derived_cl1478, zip_derived_cl1542, zip_derived_cl1606, 
% 26.04/4.38                 zip_derived_cl1682, zip_derived_cl1756, zip_derived_cl1830, 
% 26.04/4.38                 zip_derived_cl1898, zip_derived_cl1984, zip_derived_cl2060, 
% 26.04/4.38                 zip_derived_cl2161])).
% 26.04/4.38  thf(zip_derived_cl2450, plain,
% 26.04/4.38      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.04/4.38         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 26.04/4.38         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i, 
% 26.04/4.38         X21 : $i, X22 : $i, X23 : $i, X24 : $i]:
% 26.04/4.38          (ssNder1_25r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 26.04/4.38           X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 26.04/4.38           X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21 @ X22 @ X23 @ 
% 26.04/4.38           X24)),
% 26.04/4.38      inference('demod', [status(thm)],
% 26.04/4.38                [zip_derived_cl254, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.38                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.04/4.38                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.04/4.38                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257, 
% 26.04/4.38                 zip_derived_cl1310, zip_derived_cl1364, zip_derived_cl1419, 
% 26.04/4.38                 zip_derived_cl1478, zip_derived_cl1542, zip_derived_cl1606, 
% 26.04/4.38                 zip_derived_cl1682, zip_derived_cl1756, zip_derived_cl1830, 
% 26.04/4.38                 zip_derived_cl1898, zip_derived_cl1984, zip_derived_cl2060, 
% 26.04/4.38                 zip_derived_cl2161, zip_derived_cl2251])).
% 26.04/4.38  thf(zip_derived_cl2703, plain,
% 26.04/4.38      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.04/4.38         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 26.04/4.38         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i, 
% 26.04/4.38         X21 : $i, X22 : $i, X23 : $i, X24 : $i, X25 : $i]:
% 26.04/4.38         ( (ssPv13_26r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ 
% 26.04/4.38            X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ 
% 26.04/4.38            X12 @ X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21 @ X22 @ 
% 26.04/4.38            X23 @ X24 @ X25)
% 26.04/4.38          | ~ (ssPv13_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 26.04/4.38               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15))),
% 26.04/4.38      inference('demod', [status(thm)],
% 26.04/4.38                [zip_derived_cl162, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.38                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.04/4.38                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.04/4.38                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257, 
% 26.04/4.38                 zip_derived_cl1310, zip_derived_cl1364, zip_derived_cl1419, 
% 26.04/4.38                 zip_derived_cl1478, zip_derived_cl1542, zip_derived_cl1606, 
% 26.04/4.38                 zip_derived_cl1682, zip_derived_cl1756, zip_derived_cl1830, 
% 26.04/4.38                 zip_derived_cl1898, zip_derived_cl1984, zip_derived_cl2060, 
% 26.04/4.38                 zip_derived_cl2161, zip_derived_cl2251, zip_derived_cl2450])).
% 26.04/4.38  thf(clause972, conjecture,
% 26.04/4.38    (~( ( ssPv18_26r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.38          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 26.04/4.38          X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 ) | 
% 26.04/4.38        ( ssPv7_26r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.38          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 26.04/4.38          X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 ) | 
% 26.04/4.38        ( ssPv3_26r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.38          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 26.04/4.38          X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 ) | 
% 26.04/4.38        ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 26.04/4.38        ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 26.04/4.38        ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 26.04/4.38        ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 26.04/4.38        ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 26.04/4.38        ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 26.04/4.38        ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 26.04/4.38        ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 26.04/4.38        ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 26.04/4.38        ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.38             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 26.04/4.38        ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.38             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 26.04/4.38        ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.38             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 26.04/4.38        ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.38             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 26.04/4.38        ( ~( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.38             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) | 
% 26.04/4.38        ( ~( ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.38             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) ) | 
% 26.04/4.38        ( ~( ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.38             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 26.04/4.38             X9 @ X10 ) ) | 
% 26.04/4.38        ( ~( ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.38             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 26.04/4.38             X9 @ X10 @ X11 ) ) | 
% 26.04/4.38        ( ~( ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.38             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 26.04/4.38             X9 @ X10 @ X11 @ X12 ) ) | 
% 26.04/4.38        ( ~( ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.38             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 26.04/4.38             X9 @ X10 @ X11 @ X12 @ X13 ) ) | 
% 26.04/4.38        ( ~( ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.38             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 26.04/4.38             X9 @ X10 @ X11 @ X12 @ X13 @ X14 ) ) | 
% 26.04/4.38        ( ~( ssNder1_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.38             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 26.04/4.38             X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 ) ) | 
% 26.04/4.38        ( ~( ssNder1_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.38             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 26.04/4.38             X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 ) ) | 
% 26.04/4.38        ( ~( ssNder1_23r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.38             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 26.04/4.38             X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 @ X17 ) ) | 
% 26.04/4.38        ( ~( ssNder1_24r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.38             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 26.04/4.38             X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 @ X17 @ X18 ) ) | 
% 26.04/4.38        ( ~( ssNder1_25r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.38             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 26.04/4.38             X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 ) ) | 
% 26.04/4.38        ( ~( ssPv13_26r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.38             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 26.04/4.38             X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ 
% 26.04/4.38             X20 ) ) ))).
% 26.04/4.38  thf(zf_stmt_29, negated_conjecture,
% 26.04/4.38    (( ssPv18_26r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.38       U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 26.04/4.38       X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 ) | 
% 26.04/4.38     ( ssPv7_26r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.38       U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 26.04/4.38       X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 ) | 
% 26.04/4.38     ( ssPv3_26r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.38       U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 26.04/4.38       X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 ) | 
% 26.04/4.38     ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 26.04/4.38     ( ~( ssNder1_2r1r1 @ U @ V ) ) | ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 26.04/4.38     ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 26.04/4.38     ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 26.04/4.38     ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 26.04/4.38     ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 26.04/4.38     ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 26.04/4.38     ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 26.04/4.38     ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.38          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 26.04/4.38     ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.38          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 26.04/4.38     ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.38          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 26.04/4.38     ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.38          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 26.04/4.38     ( ~( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.38          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) | 
% 26.04/4.38     ( ~( ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.38          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) ) | 
% 26.04/4.38     ( ~( ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.38          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 26.04/4.38          X10 ) ) | 
% 26.04/4.38     ( ~( ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.38          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 26.04/4.38          X10 @ X11 ) ) | 
% 26.04/4.38     ( ~( ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.38          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 26.04/4.38          X10 @ X11 @ X12 ) ) | 
% 26.04/4.38     ( ~( ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.38          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 26.04/4.38          X10 @ X11 @ X12 @ X13 ) ) | 
% 26.04/4.38     ( ~( ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.38          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 26.04/4.38          X10 @ X11 @ X12 @ X13 @ X14 ) ) | 
% 26.04/4.38     ( ~( ssNder1_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.38          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 26.04/4.38          X10 @ X11 @ X12 @ X13 @ X14 @ X15 ) ) | 
% 26.04/4.38     ( ~( ssNder1_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.38          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 26.04/4.38          X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 ) ) | 
% 26.04/4.38     ( ~( ssNder1_23r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.38          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 26.04/4.38          X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 @ X17 ) ) | 
% 26.04/4.38     ( ~( ssNder1_24r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.38          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 26.04/4.38          X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 @ X17 @ X18 ) ) | 
% 26.04/4.38     ( ~( ssNder1_25r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.38          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 26.04/4.38          X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 ) ) | 
% 26.04/4.38     ( ~( ssPv13_26r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.38          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 26.04/4.38          X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 ) )),
% 26.04/4.38    inference('cnf.neg', [status(esa)], [clause972])).
% 26.04/4.38  thf(zip_derived_cl36, plain,
% 26.04/4.38      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.04/4.38         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 26.04/4.38         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i, 
% 26.04/4.38         X21 : $i, X22 : $i, X23 : $i, X24 : $i, X25 : $i]:
% 26.04/4.38         ( (ssPv18_26r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ 
% 26.04/4.38            X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ 
% 26.04/4.38            X12 @ X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21 @ X22 @ 
% 26.04/4.38            X23 @ X24 @ X25)
% 26.04/4.38          |  (ssPv7_26r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ 
% 26.04/4.38              X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ 
% 26.04/4.38              X12 @ X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21 @ 
% 26.04/4.38              X22 @ X23 @ X24 @ X25)
% 26.04/4.38          |  (ssPv3_26r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ 
% 26.04/4.38              X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ 
% 26.04/4.38              X12 @ X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21 @ 
% 26.04/4.38              X22 @ X23 @ X24 @ X25)
% 26.04/4.38          | ~ (ssNder1_0)
% 26.04/4.38          | ~ (ssNder1_1r1 @ X0)
% 26.04/4.38          | ~ (ssNder1_2r1r1 @ X0 @ X1)
% 26.04/4.38          | ~ (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)
% 26.04/4.38          | ~ (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)
% 26.04/4.38          | ~ (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)
% 26.04/4.38          | ~ (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)
% 26.04/4.38          | ~ (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)
% 26.04/4.38          | ~ (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 26.04/4.38               X7)
% 26.04/4.38          | ~ (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 26.04/4.38               X6 @ X7 @ X8)
% 26.04/4.38          | ~ (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 26.04/4.38               X6 @ X7 @ X8 @ X9)
% 26.04/4.38          | ~ (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 26.04/4.38               X5 @ X6 @ X7 @ X8 @ X9 @ X10)
% 26.04/4.38          | ~ (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 26.04/4.38               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11)
% 26.04/4.38          | ~ (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 26.04/4.38               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)
% 26.04/4.38          | ~ (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 26.04/4.38               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)
% 26.04/4.38          | ~ (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 26.04/4.38               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)
% 26.04/4.38          | ~ (ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 26.04/4.38               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 26.04/4.38               X14 @ X15)
% 26.04/4.38          | ~ (ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 26.04/4.38               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 26.04/4.38               X14 @ X15 @ X16)
% 26.04/4.38          | ~ (ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 26.04/4.38               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 26.04/4.38               X14 @ X15 @ X16 @ X17)
% 26.04/4.38          | ~ (ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 26.04/4.38               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 26.04/4.38               X14 @ X15 @ X16 @ X17 @ X18)
% 26.04/4.38          | ~ (ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 26.04/4.38               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 26.04/4.38               X14 @ X15 @ X16 @ X17 @ X18 @ X19)
% 26.04/4.38          | ~ (ssNder1_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 26.04/4.38               X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 26.04/4.38               X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20)
% 26.04/4.38          | ~ (ssNder1_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 26.04/4.38               X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 26.04/4.38               X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21)
% 26.04/4.38          | ~ (ssNder1_23r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 26.04/4.38               X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 26.04/4.38               X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21 @ X22)
% 26.04/4.38          | ~ (ssNder1_24r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ 
% 26.04/4.38               X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ 
% 26.04/4.38               X12 @ X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21 @ 
% 26.04/4.38               X22 @ X23)
% 26.04/4.38          | ~ (ssNder1_25r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ 
% 26.04/4.38               X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ 
% 26.04/4.38               X12 @ X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21 @ 
% 26.04/4.38               X22 @ X23 @ X24)
% 26.04/4.38          | ~ (ssPv13_26r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ 
% 26.04/4.38               X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ 
% 26.04/4.38               X12 @ X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21 @ 
% 26.04/4.38               X22 @ X23 @ X24 @ X25))),
% 26.04/4.38      inference('cnf', [status(esa)], [zf_stmt_29])).
% 26.04/4.38  thf(zip_derived_cl1007, plain, ( (ssNder1_0)),
% 26.04/4.38      inference('cnf', [status(esa)], [zf_stmt_1])).
% 26.04/4.38  thf(zip_derived_cl1013, plain, (![X0 : $i]:  (ssNder1_1r1 @ X0)),
% 26.04/4.38      inference('demod', [status(thm)],
% 26.04/4.38                [zip_derived_cl1006, zip_derived_cl1007])).
% 26.04/4.38  thf(zip_derived_cl1014, plain,
% 26.04/4.38      (![X0 : $i, X1 : $i]:  (ssNder1_2r1r1 @ X0 @ X1)),
% 26.04/4.38      inference('demod', [status(thm)],
% 26.04/4.38                [zip_derived_cl1005, zip_derived_cl1007, zip_derived_cl1013])).
% 26.04/4.38  thf(zip_derived_cl1019, plain,
% 26.04/4.38      (![X0 : $i, X1 : $i, X2 : $i]:  (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)),
% 26.04/4.38      inference('demod', [status(thm)],
% 26.04/4.38                [zip_derived_cl999, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.38                 zip_derived_cl1014])).
% 26.04/4.38  thf(zip_derived_cl1038, plain,
% 26.04/4.38      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 26.04/4.38          (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)),
% 26.04/4.38      inference('demod', [status(thm)],
% 26.04/4.38                [zip_derived_cl991, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.38                 zip_derived_cl1014, zip_derived_cl1019])).
% 26.04/4.38  thf(zip_derived_cl1058, plain,
% 26.04/4.38      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 26.04/4.38          (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)),
% 26.04/4.38      inference('demod', [status(thm)],
% 26.04/4.38                [zip_derived_cl973, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.38                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038])).
% 26.04/4.38  thf(zip_derived_cl1082, plain,
% 26.04/4.38      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 26.04/4.38          (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)),
% 26.04/4.38      inference('demod', [status(thm)],
% 26.04/4.38                [zip_derived_cl959, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.38                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.04/4.38                 zip_derived_cl1058])).
% 26.04/4.38  thf(zip_derived_cl1121, plain,
% 26.04/4.38      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i]:
% 26.04/4.38          (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)),
% 26.04/4.38      inference('demod', [status(thm)],
% 26.04/4.38                [zip_derived_cl938, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.38                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.04/4.38                 zip_derived_cl1058, zip_derived_cl1082])).
% 26.04/4.38  thf(zip_derived_cl1162, plain,
% 26.04/4.38      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, X7 : $i]:
% 26.04/4.38          (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7)),
% 26.04/4.38      inference('demod', [status(thm)],
% 26.04/4.38                [zip_derived_cl912, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.38                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.04/4.38                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121])).
% 26.04/4.38  thf(zip_derived_cl1209, plain,
% 26.04/4.38      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.04/4.38         X7 : $i, X8 : $i]:
% 26.04/4.38          (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 26.04/4.38           X7 @ X8)),
% 26.04/4.38      inference('demod', [status(thm)],
% 26.04/4.38                [zip_derived_cl889, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.38                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.04/4.38                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.04/4.38                 zip_derived_cl1162])).
% 26.04/4.38  thf(zip_derived_cl1257, plain,
% 26.04/4.38      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.04/4.38         X7 : $i, X8 : $i, X9 : $i]:
% 26.04/4.38          (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 26.04/4.38           X7 @ X8 @ X9)),
% 26.04/4.38      inference('demod', [status(thm)],
% 26.04/4.38                [zip_derived_cl861, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.38                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.04/4.38                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.04/4.38                 zip_derived_cl1162, zip_derived_cl1209])).
% 26.04/4.38  thf(zip_derived_cl1310, plain,
% 26.04/4.38      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.04/4.38         X7 : $i, X8 : $i, X9 : $i, X10 : $i]:
% 26.04/4.38          (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 26.04/4.38           X6 @ X7 @ X8 @ X9 @ X10)),
% 26.04/4.38      inference('demod', [status(thm)],
% 26.04/4.38                [zip_derived_cl832, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.38                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.04/4.38                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.04/4.38                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257])).
% 26.04/4.38  thf(zip_derived_cl1364, plain,
% 26.04/4.38      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.04/4.38         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i]:
% 26.04/4.38          (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 26.04/4.38           X6 @ X7 @ X8 @ X9 @ X10 @ X11)),
% 26.04/4.38      inference('demod', [status(thm)],
% 26.04/4.38                [zip_derived_cl807, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.38                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.04/4.38                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.04/4.38                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257, 
% 26.04/4.38                 zip_derived_cl1310])).
% 26.04/4.38  thf(zip_derived_cl1419, plain,
% 26.04/4.38      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.04/4.38         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i]:
% 26.04/4.38          (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 26.04/4.38           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)),
% 26.04/4.38      inference('demod', [status(thm)],
% 26.04/4.38                [zip_derived_cl774, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.38                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.04/4.38                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.04/4.38                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257, 
% 26.04/4.38                 zip_derived_cl1310, zip_derived_cl1364])).
% 26.04/4.38  thf(zip_derived_cl1478, plain,
% 26.04/4.38      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.04/4.38         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i]:
% 26.04/4.38          (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 26.04/4.38           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)),
% 26.04/4.38      inference('demod', [status(thm)],
% 26.04/4.38                [zip_derived_cl738, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.38                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.04/4.38                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.04/4.38                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257, 
% 26.04/4.38                 zip_derived_cl1310, zip_derived_cl1364, zip_derived_cl1419])).
% 26.04/4.38  thf(zip_derived_cl1542, plain,
% 26.04/4.38      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.04/4.38         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 26.04/4.38         X14 : $i]:
% 26.04/4.38          (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 26.04/4.38           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)),
% 26.04/4.38      inference('demod', [status(thm)],
% 26.04/4.38                [zip_derived_cl705, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.38                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.04/4.38                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.04/4.38                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257, 
% 26.04/4.38                 zip_derived_cl1310, zip_derived_cl1364, zip_derived_cl1419, 
% 26.04/4.38                 zip_derived_cl1478])).
% 26.04/4.38  thf(zip_derived_cl1606, plain,
% 26.04/4.38      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.04/4.38         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 26.04/4.38         X14 : $i, X15 : $i]:
% 26.04/4.38          (ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 26.04/4.38           X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15)),
% 26.04/4.38      inference('demod', [status(thm)],
% 26.04/4.38                [zip_derived_cl664, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.38                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.04/4.38                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.04/4.38                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257, 
% 26.04/4.38                 zip_derived_cl1310, zip_derived_cl1364, zip_derived_cl1419, 
% 26.04/4.38                 zip_derived_cl1478, zip_derived_cl1542])).
% 26.04/4.38  thf(zip_derived_cl1682, plain,
% 26.04/4.38      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.04/4.38         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 26.04/4.38         X14 : $i, X15 : $i, X16 : $i]:
% 26.04/4.38          (ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 26.04/4.38           X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ 
% 26.04/4.38           X16)),
% 26.04/4.38      inference('demod', [status(thm)],
% 26.04/4.38                [zip_derived_cl628, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.38                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.04/4.38                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.04/4.38                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257, 
% 26.04/4.38                 zip_derived_cl1310, zip_derived_cl1364, zip_derived_cl1419, 
% 26.04/4.38                 zip_derived_cl1478, zip_derived_cl1542, zip_derived_cl1606])).
% 26.04/4.38  thf(zip_derived_cl1756, plain,
% 26.04/4.38      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.04/4.38         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 26.04/4.38         X14 : $i, X15 : $i, X16 : $i, X17 : $i]:
% 26.04/4.38          (ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 26.04/4.38           X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 26.04/4.38           X15 @ X16 @ X17)),
% 26.04/4.38      inference('demod', [status(thm)],
% 26.04/4.38                [zip_derived_cl591, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.38                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.04/4.38                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.04/4.38                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257, 
% 26.04/4.38                 zip_derived_cl1310, zip_derived_cl1364, zip_derived_cl1419, 
% 26.04/4.38                 zip_derived_cl1478, zip_derived_cl1542, zip_derived_cl1606, 
% 26.04/4.38                 zip_derived_cl1682])).
% 26.04/4.38  thf(zip_derived_cl1830, plain,
% 26.04/4.38      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.04/4.38         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 26.04/4.38         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i]:
% 26.04/4.38          (ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 26.04/4.38           X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 26.04/4.38           X15 @ X16 @ X17 @ X18)),
% 26.04/4.38      inference('demod', [status(thm)],
% 26.04/4.38                [zip_derived_cl551, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.38                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.04/4.38                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.04/4.38                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257, 
% 26.04/4.38                 zip_derived_cl1310, zip_derived_cl1364, zip_derived_cl1419, 
% 26.04/4.38                 zip_derived_cl1478, zip_derived_cl1542, zip_derived_cl1606, 
% 26.04/4.38                 zip_derived_cl1682, zip_derived_cl1756])).
% 26.04/4.38  thf(zip_derived_cl1898, plain,
% 26.04/4.38      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.04/4.38         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 26.04/4.38         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i]:
% 26.04/4.38          (ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 26.04/4.38           X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 26.04/4.38           X15 @ X16 @ X17 @ X18 @ X19)),
% 26.04/4.38      inference('demod', [status(thm)],
% 26.04/4.38                [zip_derived_cl510, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.38                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.04/4.38                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.04/4.38                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257, 
% 26.04/4.38                 zip_derived_cl1310, zip_derived_cl1364, zip_derived_cl1419, 
% 26.04/4.38                 zip_derived_cl1478, zip_derived_cl1542, zip_derived_cl1606, 
% 26.04/4.38                 zip_derived_cl1682, zip_derived_cl1756, zip_derived_cl1830])).
% 26.04/4.38  thf(zip_derived_cl1984, plain,
% 26.04/4.38      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.04/4.38         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 26.04/4.38         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i]:
% 26.04/4.38          (ssNder1_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 26.04/4.38           X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 26.04/4.38           X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20)),
% 26.04/4.38      inference('demod', [status(thm)],
% 26.04/4.38                [zip_derived_cl462, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.38                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.04/4.38                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.04/4.38                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257, 
% 26.04/4.38                 zip_derived_cl1310, zip_derived_cl1364, zip_derived_cl1419, 
% 26.04/4.38                 zip_derived_cl1478, zip_derived_cl1542, zip_derived_cl1606, 
% 26.04/4.38                 zip_derived_cl1682, zip_derived_cl1756, zip_derived_cl1830, 
% 26.04/4.38                 zip_derived_cl1898])).
% 26.04/4.38  thf(zip_derived_cl2060, plain,
% 26.04/4.38      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.04/4.38         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 26.04/4.38         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i, 
% 26.04/4.38         X21 : $i]:
% 26.04/4.38          (ssNder1_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 26.04/4.38           X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 26.04/4.38           X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21)),
% 26.04/4.38      inference('demod', [status(thm)],
% 26.04/4.38                [zip_derived_cl417, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.38                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.04/4.38                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.04/4.38                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257, 
% 26.04/4.38                 zip_derived_cl1310, zip_derived_cl1364, zip_derived_cl1419, 
% 26.04/4.38                 zip_derived_cl1478, zip_derived_cl1542, zip_derived_cl1606, 
% 26.04/4.38                 zip_derived_cl1682, zip_derived_cl1756, zip_derived_cl1830, 
% 26.04/4.38                 zip_derived_cl1898, zip_derived_cl1984])).
% 26.04/4.38  thf(zip_derived_cl2161, plain,
% 26.04/4.38      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.04/4.38         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 26.04/4.38         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i, 
% 26.04/4.38         X21 : $i, X22 : $i]:
% 26.04/4.38          (ssNder1_23r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 26.04/4.38           X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 26.04/4.38           X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21 @ X22)),
% 26.04/4.38      inference('demod', [status(thm)],
% 26.04/4.38                [zip_derived_cl365, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.38                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.04/4.38                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.04/4.38                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257, 
% 26.04/4.38                 zip_derived_cl1310, zip_derived_cl1364, zip_derived_cl1419, 
% 26.04/4.38                 zip_derived_cl1478, zip_derived_cl1542, zip_derived_cl1606, 
% 26.04/4.38                 zip_derived_cl1682, zip_derived_cl1756, zip_derived_cl1830, 
% 26.04/4.38                 zip_derived_cl1898, zip_derived_cl1984, zip_derived_cl2060])).
% 26.04/4.38  thf(zip_derived_cl2251, plain,
% 26.04/4.38      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.04/4.38         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 26.04/4.38         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i, 
% 26.04/4.38         X21 : $i, X22 : $i, X23 : $i]:
% 26.04/4.38          (ssNder1_24r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 26.04/4.38           X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 26.04/4.38           X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21 @ X22 @ X23)),
% 26.04/4.38      inference('demod', [status(thm)],
% 26.04/4.38                [zip_derived_cl314, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.38                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.04/4.38                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.04/4.38                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257, 
% 26.04/4.38                 zip_derived_cl1310, zip_derived_cl1364, zip_derived_cl1419, 
% 26.04/4.38                 zip_derived_cl1478, zip_derived_cl1542, zip_derived_cl1606, 
% 26.04/4.38                 zip_derived_cl1682, zip_derived_cl1756, zip_derived_cl1830, 
% 26.04/4.38                 zip_derived_cl1898, zip_derived_cl1984, zip_derived_cl2060, 
% 26.04/4.38                 zip_derived_cl2161])).
% 26.04/4.38  thf(zip_derived_cl2450, plain,
% 26.04/4.38      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.04/4.38         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 26.04/4.38         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i, 
% 26.04/4.38         X21 : $i, X22 : $i, X23 : $i, X24 : $i]:
% 26.04/4.38          (ssNder1_25r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 26.04/4.38           X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 26.04/4.38           X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21 @ X22 @ X23 @ 
% 26.04/4.38           X24)),
% 26.04/4.38      inference('demod', [status(thm)],
% 26.04/4.38                [zip_derived_cl254, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.38                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.04/4.38                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.04/4.38                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257, 
% 26.04/4.38                 zip_derived_cl1310, zip_derived_cl1364, zip_derived_cl1419, 
% 26.04/4.38                 zip_derived_cl1478, zip_derived_cl1542, zip_derived_cl1606, 
% 26.04/4.38                 zip_derived_cl1682, zip_derived_cl1756, zip_derived_cl1830, 
% 26.04/4.38                 zip_derived_cl1898, zip_derived_cl1984, zip_derived_cl2060, 
% 26.04/4.38                 zip_derived_cl2161, zip_derived_cl2251])).
% 26.04/4.38  thf(zip_derived_cl2783, plain,
% 26.04/4.38      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.04/4.38         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 26.04/4.38         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i, 
% 26.04/4.38         X21 : $i, X22 : $i, X23 : $i, X24 : $i, X25 : $i]:
% 26.04/4.38         ( (ssPv18_26r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ 
% 26.04/4.38            X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ 
% 26.04/4.38            X12 @ X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21 @ X22 @ 
% 26.04/4.38            X23 @ X24 @ X25)
% 26.04/4.38          |  (ssPv7_26r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ 
% 26.04/4.38              X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ 
% 26.04/4.38              X12 @ X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21 @ 
% 26.04/4.38              X22 @ X23 @ X24 @ X25)
% 26.04/4.38          |  (ssPv3_26r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ 
% 26.04/4.38              X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ 
% 26.04/4.38              X12 @ X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21 @ 
% 26.04/4.38              X22 @ X23 @ X24 @ X25)
% 26.04/4.38          | ~ (ssPv13_26r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ 
% 26.04/4.38               X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ 
% 26.04/4.38               X12 @ X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21 @ 
% 26.04/4.38               X22 @ X23 @ X24 @ X25))),
% 26.04/4.38      inference('demod', [status(thm)],
% 26.04/4.38                [zip_derived_cl36, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.38                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.04/4.38                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.04/4.38                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257, 
% 26.04/4.38                 zip_derived_cl1310, zip_derived_cl1364, zip_derived_cl1419, 
% 26.04/4.38                 zip_derived_cl1478, zip_derived_cl1542, zip_derived_cl1606, 
% 26.04/4.38                 zip_derived_cl1682, zip_derived_cl1756, zip_derived_cl1830, 
% 26.04/4.38                 zip_derived_cl1898, zip_derived_cl1984, zip_derived_cl2060, 
% 26.04/4.38                 zip_derived_cl2161, zip_derived_cl2251, zip_derived_cl2450])).
% 26.04/4.38  thf(clause970, conjecture,
% 26.04/4.38    (~( ( ssPv20_26r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.38          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 26.04/4.38          X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 ) | 
% 26.04/4.38        ( ssPv16_26r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.38          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 26.04/4.38          X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 ) | 
% 26.04/4.38        ( ssPv6_26r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.38          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 26.04/4.38          X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 ) | 
% 26.04/4.38        ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 26.04/4.38        ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 26.04/4.38        ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 26.04/4.38        ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 26.04/4.38        ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 26.04/4.38        ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 26.04/4.38        ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 26.04/4.38        ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 26.04/4.38        ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 26.04/4.38        ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.38             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 26.04/4.38        ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.38             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 26.04/4.38        ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.38             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 26.04/4.38        ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.38             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 26.04/4.38        ( ~( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.38             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) | 
% 26.04/4.38        ( ~( ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.38             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) ) | 
% 26.04/4.38        ( ~( ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.38             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 26.04/4.38             X9 @ X10 ) ) | 
% 26.04/4.38        ( ~( ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.38             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 26.04/4.38             X9 @ X10 @ X11 ) ) | 
% 26.04/4.38        ( ~( ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.38             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 26.04/4.38             X9 @ X10 @ X11 @ X12 ) ) | 
% 26.04/4.38        ( ~( ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.38             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 26.04/4.38             X9 @ X10 @ X11 @ X12 @ X13 ) ) | 
% 26.04/4.38        ( ~( ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.38             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 26.04/4.38             X9 @ X10 @ X11 @ X12 @ X13 @ X14 ) ) | 
% 26.04/4.38        ( ~( ssNder1_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.38             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 26.04/4.38             X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 ) ) | 
% 26.04/4.38        ( ~( ssNder1_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.38             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 26.04/4.38             X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 ) ) | 
% 26.04/4.38        ( ~( ssNder1_23r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.38             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 26.04/4.38             X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 @ X17 ) ) | 
% 26.04/4.38        ( ~( ssNder1_24r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.38             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 26.04/4.38             X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 @ X17 @ X18 ) ) | 
% 26.04/4.38        ( ~( ssNder1_25r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.38             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 26.04/4.38             X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 ) ) | 
% 26.04/4.38        ( ~( ssPv3_26r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.38             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 26.04/4.38             X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ 
% 26.04/4.38             X20 ) ) ))).
% 26.04/4.38  thf(zf_stmt_30, negated_conjecture,
% 26.04/4.38    (( ssPv20_26r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.38       U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 26.04/4.38       X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 ) | 
% 26.04/4.38     ( ssPv16_26r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.38       U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 26.04/4.38       X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 ) | 
% 26.04/4.38     ( ssPv6_26r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.38       U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 26.04/4.38       X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 ) | 
% 26.04/4.38     ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 26.04/4.38     ( ~( ssNder1_2r1r1 @ U @ V ) ) | ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 26.04/4.38     ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 26.04/4.38     ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 26.04/4.38     ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 26.04/4.38     ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 26.04/4.38     ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 26.04/4.38     ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 26.04/4.38     ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.38          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 26.04/4.38     ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.38          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 26.04/4.38     ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.38          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 26.04/4.38     ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.38          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 26.04/4.38     ( ~( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.38          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) | 
% 26.04/4.38     ( ~( ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.38          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) ) | 
% 26.04/4.38     ( ~( ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.38          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 26.04/4.38          X10 ) ) | 
% 26.04/4.38     ( ~( ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.38          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 26.04/4.38          X10 @ X11 ) ) | 
% 26.04/4.38     ( ~( ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.38          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 26.04/4.38          X10 @ X11 @ X12 ) ) | 
% 26.04/4.38     ( ~( ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.38          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 26.04/4.38          X10 @ X11 @ X12 @ X13 ) ) | 
% 26.04/4.38     ( ~( ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.38          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 26.04/4.38          X10 @ X11 @ X12 @ X13 @ X14 ) ) | 
% 26.04/4.38     ( ~( ssNder1_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.38          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 26.04/4.38          X10 @ X11 @ X12 @ X13 @ X14 @ X15 ) ) | 
% 26.04/4.38     ( ~( ssNder1_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.38          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 26.04/4.38          X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 ) ) | 
% 26.04/4.38     ( ~( ssNder1_23r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.38          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 26.04/4.38          X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 @ X17 ) ) | 
% 26.04/4.38     ( ~( ssNder1_24r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.38          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 26.04/4.38          X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 @ X17 @ X18 ) ) | 
% 26.04/4.38     ( ~( ssNder1_25r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.38          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 26.04/4.38          X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 ) ) | 
% 26.04/4.38     ( ~( ssPv3_26r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.38          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 26.04/4.38          X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 ) )),
% 26.04/4.38    inference('cnf.neg', [status(esa)], [clause970])).
% 26.04/4.38  thf(zip_derived_cl38, plain,
% 26.04/4.38      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.04/4.38         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 26.04/4.38         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i, 
% 26.04/4.38         X21 : $i, X22 : $i, X23 : $i, X24 : $i, X25 : $i]:
% 26.04/4.38         ( (ssPv20_26r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ 
% 26.04/4.38            X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ 
% 26.04/4.38            X12 @ X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21 @ X22 @ 
% 26.04/4.38            X23 @ X24 @ X25)
% 26.04/4.38          |  (ssPv16_26r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ 
% 26.04/4.38              X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ 
% 26.04/4.38              X12 @ X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21 @ 
% 26.04/4.38              X22 @ X23 @ X24 @ X25)
% 26.04/4.38          |  (ssPv6_26r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ 
% 26.04/4.38              X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ 
% 26.04/4.38              X12 @ X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21 @ 
% 26.04/4.38              X22 @ X23 @ X24 @ X25)
% 26.04/4.38          | ~ (ssNder1_0)
% 26.04/4.38          | ~ (ssNder1_1r1 @ X0)
% 26.04/4.38          | ~ (ssNder1_2r1r1 @ X0 @ X1)
% 26.04/4.38          | ~ (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)
% 26.04/4.38          | ~ (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)
% 26.04/4.38          | ~ (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)
% 26.04/4.38          | ~ (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)
% 26.04/4.38          | ~ (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)
% 26.04/4.38          | ~ (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 26.04/4.38               X7)
% 26.04/4.38          | ~ (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 26.04/4.38               X6 @ X7 @ X8)
% 26.04/4.38          | ~ (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 26.04/4.38               X6 @ X7 @ X8 @ X9)
% 26.04/4.38          | ~ (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 26.04/4.38               X5 @ X6 @ X7 @ X8 @ X9 @ X10)
% 26.04/4.38          | ~ (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 26.04/4.38               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11)
% 26.04/4.38          | ~ (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 26.04/4.38               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)
% 26.04/4.38          | ~ (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 26.04/4.38               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)
% 26.04/4.38          | ~ (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 26.04/4.38               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)
% 26.04/4.38          | ~ (ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 26.04/4.38               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 26.04/4.38               X14 @ X15)
% 26.04/4.38          | ~ (ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 26.04/4.38               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 26.04/4.38               X14 @ X15 @ X16)
% 26.04/4.38          | ~ (ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 26.04/4.38               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 26.04/4.38               X14 @ X15 @ X16 @ X17)
% 26.04/4.38          | ~ (ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 26.04/4.38               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 26.04/4.38               X14 @ X15 @ X16 @ X17 @ X18)
% 26.04/4.38          | ~ (ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 26.04/4.38               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 26.04/4.38               X14 @ X15 @ X16 @ X17 @ X18 @ X19)
% 26.04/4.38          | ~ (ssNder1_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 26.04/4.38               X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 26.04/4.38               X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20)
% 26.04/4.38          | ~ (ssNder1_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 26.04/4.38               X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 26.04/4.38               X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21)
% 26.04/4.38          | ~ (ssNder1_23r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 26.04/4.38               X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 26.04/4.38               X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21 @ X22)
% 26.04/4.38          | ~ (ssNder1_24r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ 
% 26.04/4.38               X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ 
% 26.04/4.38               X12 @ X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21 @ 
% 26.04/4.38               X22 @ X23)
% 26.04/4.38          | ~ (ssNder1_25r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ 
% 26.04/4.38               X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ 
% 26.04/4.38               X12 @ X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21 @ 
% 26.04/4.38               X22 @ X23 @ X24)
% 26.04/4.38          | ~ (ssPv3_26r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ 
% 26.04/4.38               X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ 
% 26.04/4.38               X12 @ X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21 @ 
% 26.04/4.38               X22 @ X23 @ X24 @ X25))),
% 26.04/4.38      inference('cnf', [status(esa)], [zf_stmt_30])).
% 26.04/4.38  thf(zip_derived_cl1007, plain, ( (ssNder1_0)),
% 26.04/4.38      inference('cnf', [status(esa)], [zf_stmt_1])).
% 26.04/4.38  thf(zip_derived_cl1013, plain, (![X0 : $i]:  (ssNder1_1r1 @ X0)),
% 26.04/4.38      inference('demod', [status(thm)],
% 26.04/4.38                [zip_derived_cl1006, zip_derived_cl1007])).
% 26.04/4.38  thf(zip_derived_cl1014, plain,
% 26.04/4.38      (![X0 : $i, X1 : $i]:  (ssNder1_2r1r1 @ X0 @ X1)),
% 26.04/4.38      inference('demod', [status(thm)],
% 26.04/4.38                [zip_derived_cl1005, zip_derived_cl1007, zip_derived_cl1013])).
% 26.04/4.38  thf(zip_derived_cl1019, plain,
% 26.04/4.38      (![X0 : $i, X1 : $i, X2 : $i]:  (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)),
% 26.04/4.38      inference('demod', [status(thm)],
% 26.04/4.38                [zip_derived_cl999, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.38                 zip_derived_cl1014])).
% 26.04/4.38  thf(zip_derived_cl1038, plain,
% 26.04/4.38      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 26.04/4.38          (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)),
% 26.04/4.38      inference('demod', [status(thm)],
% 26.04/4.38                [zip_derived_cl991, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.38                 zip_derived_cl1014, zip_derived_cl1019])).
% 26.04/4.38  thf(zip_derived_cl1058, plain,
% 26.04/4.38      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 26.04/4.38          (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)),
% 26.04/4.38      inference('demod', [status(thm)],
% 26.04/4.38                [zip_derived_cl973, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.38                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038])).
% 26.04/4.38  thf(zip_derived_cl1082, plain,
% 26.04/4.38      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 26.04/4.38          (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)),
% 26.04/4.38      inference('demod', [status(thm)],
% 26.04/4.38                [zip_derived_cl959, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.38                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.04/4.38                 zip_derived_cl1058])).
% 26.04/4.38  thf(zip_derived_cl1121, plain,
% 26.04/4.38      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i]:
% 26.04/4.38          (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)),
% 26.04/4.38      inference('demod', [status(thm)],
% 26.04/4.38                [zip_derived_cl938, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.38                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.04/4.38                 zip_derived_cl1058, zip_derived_cl1082])).
% 26.04/4.38  thf(zip_derived_cl1162, plain,
% 26.04/4.38      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, X7 : $i]:
% 26.04/4.38          (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7)),
% 26.04/4.38      inference('demod', [status(thm)],
% 26.04/4.38                [zip_derived_cl912, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.38                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.04/4.38                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121])).
% 26.04/4.38  thf(zip_derived_cl1209, plain,
% 26.04/4.38      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.04/4.38         X7 : $i, X8 : $i]:
% 26.04/4.38          (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 26.04/4.38           X7 @ X8)),
% 26.04/4.38      inference('demod', [status(thm)],
% 26.04/4.38                [zip_derived_cl889, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.38                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.04/4.38                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.04/4.38                 zip_derived_cl1162])).
% 26.04/4.38  thf(zip_derived_cl1257, plain,
% 26.04/4.38      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.04/4.38         X7 : $i, X8 : $i, X9 : $i]:
% 26.04/4.38          (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 26.04/4.38           X7 @ X8 @ X9)),
% 26.04/4.38      inference('demod', [status(thm)],
% 26.04/4.38                [zip_derived_cl861, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.38                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.04/4.38                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.04/4.38                 zip_derived_cl1162, zip_derived_cl1209])).
% 26.04/4.38  thf(zip_derived_cl1310, plain,
% 26.04/4.38      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.04/4.38         X7 : $i, X8 : $i, X9 : $i, X10 : $i]:
% 26.04/4.38          (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 26.04/4.38           X6 @ X7 @ X8 @ X9 @ X10)),
% 26.04/4.38      inference('demod', [status(thm)],
% 26.04/4.38                [zip_derived_cl832, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.38                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.04/4.38                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.04/4.38                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257])).
% 26.04/4.38  thf(zip_derived_cl1364, plain,
% 26.04/4.38      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.04/4.38         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i]:
% 26.04/4.38          (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 26.04/4.38           X6 @ X7 @ X8 @ X9 @ X10 @ X11)),
% 26.04/4.38      inference('demod', [status(thm)],
% 26.04/4.38                [zip_derived_cl807, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.38                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.04/4.38                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.04/4.38                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257, 
% 26.04/4.38                 zip_derived_cl1310])).
% 26.04/4.38  thf(zip_derived_cl1419, plain,
% 26.04/4.38      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.04/4.38         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i]:
% 26.04/4.38          (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 26.04/4.38           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)),
% 26.04/4.38      inference('demod', [status(thm)],
% 26.04/4.38                [zip_derived_cl774, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.38                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.04/4.38                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.04/4.38                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257, 
% 26.04/4.38                 zip_derived_cl1310, zip_derived_cl1364])).
% 26.04/4.38  thf(zip_derived_cl1478, plain,
% 26.04/4.38      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.04/4.38         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i]:
% 26.04/4.38          (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 26.04/4.38           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)),
% 26.04/4.38      inference('demod', [status(thm)],
% 26.04/4.38                [zip_derived_cl738, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.38                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.04/4.38                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.04/4.38                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257, 
% 26.04/4.38                 zip_derived_cl1310, zip_derived_cl1364, zip_derived_cl1419])).
% 26.04/4.38  thf(zip_derived_cl1542, plain,
% 26.04/4.38      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.04/4.38         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 26.04/4.38         X14 : $i]:
% 26.04/4.38          (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 26.04/4.38           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)),
% 26.04/4.38      inference('demod', [status(thm)],
% 26.04/4.38                [zip_derived_cl705, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.38                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.04/4.38                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.04/4.38                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257, 
% 26.04/4.38                 zip_derived_cl1310, zip_derived_cl1364, zip_derived_cl1419, 
% 26.04/4.38                 zip_derived_cl1478])).
% 26.04/4.38  thf(zip_derived_cl1606, plain,
% 26.04/4.38      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.04/4.38         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 26.04/4.38         X14 : $i, X15 : $i]:
% 26.04/4.38          (ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 26.04/4.38           X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15)),
% 26.04/4.38      inference('demod', [status(thm)],
% 26.04/4.38                [zip_derived_cl664, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.38                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.04/4.38                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.04/4.38                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257, 
% 26.04/4.38                 zip_derived_cl1310, zip_derived_cl1364, zip_derived_cl1419, 
% 26.04/4.38                 zip_derived_cl1478, zip_derived_cl1542])).
% 26.04/4.38  thf(zip_derived_cl1682, plain,
% 26.04/4.38      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.04/4.38         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 26.04/4.38         X14 : $i, X15 : $i, X16 : $i]:
% 26.04/4.38          (ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 26.04/4.38           X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ 
% 26.04/4.38           X16)),
% 26.04/4.38      inference('demod', [status(thm)],
% 26.04/4.38                [zip_derived_cl628, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.38                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.04/4.38                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.04/4.38                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257, 
% 26.04/4.38                 zip_derived_cl1310, zip_derived_cl1364, zip_derived_cl1419, 
% 26.04/4.38                 zip_derived_cl1478, zip_derived_cl1542, zip_derived_cl1606])).
% 26.04/4.38  thf(zip_derived_cl1756, plain,
% 26.04/4.38      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.04/4.38         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 26.04/4.38         X14 : $i, X15 : $i, X16 : $i, X17 : $i]:
% 26.04/4.38          (ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 26.04/4.38           X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 26.04/4.38           X15 @ X16 @ X17)),
% 26.04/4.38      inference('demod', [status(thm)],
% 26.04/4.38                [zip_derived_cl591, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.38                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.04/4.38                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.04/4.38                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257, 
% 26.04/4.38                 zip_derived_cl1310, zip_derived_cl1364, zip_derived_cl1419, 
% 26.04/4.38                 zip_derived_cl1478, zip_derived_cl1542, zip_derived_cl1606, 
% 26.04/4.38                 zip_derived_cl1682])).
% 26.04/4.38  thf(zip_derived_cl1830, plain,
% 26.04/4.38      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.04/4.38         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 26.04/4.38         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i]:
% 26.04/4.38          (ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 26.04/4.38           X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 26.04/4.38           X15 @ X16 @ X17 @ X18)),
% 26.04/4.38      inference('demod', [status(thm)],
% 26.04/4.38                [zip_derived_cl551, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.38                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.04/4.38                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.04/4.38                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257, 
% 26.04/4.38                 zip_derived_cl1310, zip_derived_cl1364, zip_derived_cl1419, 
% 26.04/4.38                 zip_derived_cl1478, zip_derived_cl1542, zip_derived_cl1606, 
% 26.04/4.38                 zip_derived_cl1682, zip_derived_cl1756])).
% 26.04/4.38  thf(zip_derived_cl1898, plain,
% 26.04/4.38      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.04/4.38         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 26.04/4.38         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i]:
% 26.04/4.38          (ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 26.04/4.38           X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 26.04/4.38           X15 @ X16 @ X17 @ X18 @ X19)),
% 26.04/4.38      inference('demod', [status(thm)],
% 26.04/4.38                [zip_derived_cl510, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.38                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.04/4.38                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.04/4.38                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257, 
% 26.04/4.38                 zip_derived_cl1310, zip_derived_cl1364, zip_derived_cl1419, 
% 26.04/4.38                 zip_derived_cl1478, zip_derived_cl1542, zip_derived_cl1606, 
% 26.04/4.38                 zip_derived_cl1682, zip_derived_cl1756, zip_derived_cl1830])).
% 26.04/4.38  thf(zip_derived_cl1984, plain,
% 26.04/4.38      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.04/4.38         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 26.04/4.38         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i]:
% 26.04/4.38          (ssNder1_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 26.04/4.38           X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 26.04/4.38           X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20)),
% 26.04/4.38      inference('demod', [status(thm)],
% 26.04/4.38                [zip_derived_cl462, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.38                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.04/4.38                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.04/4.38                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257, 
% 26.04/4.38                 zip_derived_cl1310, zip_derived_cl1364, zip_derived_cl1419, 
% 26.04/4.38                 zip_derived_cl1478, zip_derived_cl1542, zip_derived_cl1606, 
% 26.04/4.38                 zip_derived_cl1682, zip_derived_cl1756, zip_derived_cl1830, 
% 26.04/4.38                 zip_derived_cl1898])).
% 26.04/4.38  thf(zip_derived_cl2060, plain,
% 26.04/4.38      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.04/4.38         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 26.04/4.38         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i, 
% 26.04/4.38         X21 : $i]:
% 26.04/4.38          (ssNder1_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 26.04/4.38           X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 26.04/4.38           X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21)),
% 26.04/4.38      inference('demod', [status(thm)],
% 26.04/4.38                [zip_derived_cl417, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.38                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.04/4.38                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.04/4.38                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257, 
% 26.04/4.38                 zip_derived_cl1310, zip_derived_cl1364, zip_derived_cl1419, 
% 26.04/4.38                 zip_derived_cl1478, zip_derived_cl1542, zip_derived_cl1606, 
% 26.04/4.38                 zip_derived_cl1682, zip_derived_cl1756, zip_derived_cl1830, 
% 26.04/4.38                 zip_derived_cl1898, zip_derived_cl1984])).
% 26.04/4.38  thf(zip_derived_cl2161, plain,
% 26.04/4.38      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.04/4.38         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 26.04/4.38         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i, 
% 26.04/4.38         X21 : $i, X22 : $i]:
% 26.04/4.38          (ssNder1_23r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 26.04/4.38           X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 26.04/4.38           X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21 @ X22)),
% 26.04/4.38      inference('demod', [status(thm)],
% 26.04/4.38                [zip_derived_cl365, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.38                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.04/4.38                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.04/4.38                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257, 
% 26.04/4.38                 zip_derived_cl1310, zip_derived_cl1364, zip_derived_cl1419, 
% 26.04/4.38                 zip_derived_cl1478, zip_derived_cl1542, zip_derived_cl1606, 
% 26.04/4.38                 zip_derived_cl1682, zip_derived_cl1756, zip_derived_cl1830, 
% 26.04/4.38                 zip_derived_cl1898, zip_derived_cl1984, zip_derived_cl2060])).
% 26.04/4.38  thf(zip_derived_cl2251, plain,
% 26.04/4.38      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.04/4.38         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 26.04/4.38         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i, 
% 26.04/4.38         X21 : $i, X22 : $i, X23 : $i]:
% 26.04/4.38          (ssNder1_24r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 26.04/4.38           X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 26.04/4.38           X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21 @ X22 @ X23)),
% 26.04/4.38      inference('demod', [status(thm)],
% 26.04/4.38                [zip_derived_cl314, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.38                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.04/4.38                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.04/4.38                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257, 
% 26.04/4.38                 zip_derived_cl1310, zip_derived_cl1364, zip_derived_cl1419, 
% 26.04/4.38                 zip_derived_cl1478, zip_derived_cl1542, zip_derived_cl1606, 
% 26.04/4.38                 zip_derived_cl1682, zip_derived_cl1756, zip_derived_cl1830, 
% 26.04/4.38                 zip_derived_cl1898, zip_derived_cl1984, zip_derived_cl2060, 
% 26.04/4.38                 zip_derived_cl2161])).
% 26.04/4.38  thf(zip_derived_cl2450, plain,
% 26.04/4.38      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.04/4.38         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 26.04/4.38         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i, 
% 26.04/4.38         X21 : $i, X22 : $i, X23 : $i, X24 : $i]:
% 26.04/4.38          (ssNder1_25r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 26.04/4.38           X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 26.04/4.38           X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21 @ X22 @ X23 @ 
% 26.04/4.38           X24)),
% 26.04/4.38      inference('demod', [status(thm)],
% 26.04/4.38                [zip_derived_cl254, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.38                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.04/4.38                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.04/4.38                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257, 
% 26.04/4.38                 zip_derived_cl1310, zip_derived_cl1364, zip_derived_cl1419, 
% 26.04/4.38                 zip_derived_cl1478, zip_derived_cl1542, zip_derived_cl1606, 
% 26.04/4.38                 zip_derived_cl1682, zip_derived_cl1756, zip_derived_cl1830, 
% 26.04/4.38                 zip_derived_cl1898, zip_derived_cl1984, zip_derived_cl2060, 
% 26.04/4.38                 zip_derived_cl2161, zip_derived_cl2251])).
% 26.04/4.38  thf(zip_derived_cl2785, plain,
% 26.04/4.38      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.04/4.38         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 26.04/4.38         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i, 
% 26.04/4.38         X21 : $i, X22 : $i, X23 : $i, X24 : $i, X25 : $i]:
% 26.04/4.38         ( (ssPv20_26r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ 
% 26.04/4.38            X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ 
% 26.04/4.38            X12 @ X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21 @ X22 @ 
% 26.04/4.38            X23 @ X24 @ X25)
% 26.04/4.38          |  (ssPv16_26r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ 
% 26.04/4.38              X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ 
% 26.04/4.38              X12 @ X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21 @ 
% 26.04/4.38              X22 @ X23 @ X24 @ X25)
% 26.04/4.38          |  (ssPv6_26r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ 
% 26.04/4.38              X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ 
% 26.04/4.38              X12 @ X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21 @ 
% 26.04/4.38              X22 @ X23 @ X24 @ X25)
% 26.04/4.38          | ~ (ssPv3_26r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ 
% 26.04/4.38               X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ 
% 26.04/4.38               X12 @ X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21 @ 
% 26.04/4.38               X22 @ X23 @ X24 @ X25))),
% 26.04/4.38      inference('demod', [status(thm)],
% 26.04/4.38                [zip_derived_cl38, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.38                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.04/4.38                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.04/4.38                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257, 
% 26.04/4.38                 zip_derived_cl1310, zip_derived_cl1364, zip_derived_cl1419, 
% 26.04/4.38                 zip_derived_cl1478, zip_derived_cl1542, zip_derived_cl1606, 
% 26.04/4.38                 zip_derived_cl1682, zip_derived_cl1756, zip_derived_cl1830, 
% 26.04/4.38                 zip_derived_cl1898, zip_derived_cl1984, zip_derived_cl2060, 
% 26.04/4.38                 zip_derived_cl2161, zip_derived_cl2251, zip_derived_cl2450])).
% 26.04/4.38  thf(zip_derived_cl2786, plain,
% 26.04/4.38      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.04/4.38         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 26.04/4.38         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i, 
% 26.04/4.38         X21 : $i, X22 : $i, X23 : $i, X24 : $i, X25 : $i]:
% 26.04/4.38         (~ (ssPv13_26r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ 
% 26.04/4.38             X25 @ X24 @ X23 @ X22 @ X21 @ X20 @ X19 @ X18 @ X17 @ X16 @ X15 @ 
% 26.04/4.38             X14 @ X13 @ X12 @ X11 @ X10 @ X9 @ X8 @ X7 @ X6 @ X5 @ X4 @ X3 @ 
% 26.04/4.38             X2 @ X1 @ X0)
% 26.04/4.38          |  (ssPv7_26r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ 
% 26.04/4.38              X25 @ X24 @ X23 @ X22 @ X21 @ X20 @ X19 @ X18 @ X17 @ X16 @ 
% 26.04/4.38              X15 @ X14 @ X13 @ X12 @ X11 @ X10 @ X9 @ X8 @ X7 @ X6 @ X5 @ 
% 26.04/4.38              X4 @ X3 @ X2 @ X1 @ X0)
% 26.04/4.38          |  (ssPv18_26r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ 
% 26.04/4.38              X25 @ X24 @ X23 @ X22 @ X21 @ X20 @ X19 @ X18 @ X17 @ X16 @ 
% 26.04/4.38              X15 @ X14 @ X13 @ X12 @ X11 @ X10 @ X9 @ X8 @ X7 @ X6 @ X5 @ 
% 26.04/4.38              X4 @ X3 @ X2 @ X1 @ X0)
% 26.04/4.38          |  (ssPv6_26r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ 
% 26.04/4.38              X25 @ X24 @ X23 @ X22 @ X21 @ X20 @ X19 @ X18 @ X17 @ X16 @ 
% 26.04/4.38              X15 @ X14 @ X13 @ X12 @ X11 @ X10 @ X9 @ X8 @ X7 @ X6 @ X5 @ 
% 26.04/4.38              X4 @ X3 @ X2 @ X1 @ X0)
% 26.04/4.38          |  (ssPv16_26r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ 
% 26.04/4.38              X25 @ X24 @ X23 @ X22 @ X21 @ X20 @ X19 @ X18 @ X17 @ X16 @ 
% 26.04/4.38              X15 @ X14 @ X13 @ X12 @ X11 @ X10 @ X9 @ X8 @ X7 @ X6 @ X5 @ 
% 26.04/4.38              X4 @ X3 @ X2 @ X1 @ X0)
% 26.04/4.38          |  (ssPv20_26r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ 
% 26.04/4.38              X25 @ X24 @ X23 @ X22 @ X21 @ X20 @ X19 @ X18 @ X17 @ X16 @ 
% 26.04/4.38              X15 @ X14 @ X13 @ X12 @ X11 @ X10 @ X9 @ X8 @ X7 @ X6 @ X5 @ 
% 26.04/4.38              X4 @ X3 @ X2 @ X1 @ X0))),
% 26.04/4.38      inference('sup-', [status(thm)], [zip_derived_cl2783, zip_derived_cl2785])).
% 26.04/4.38  thf(clause868, conjecture,
% 26.04/4.38    (~( ( ssPv6_23r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.38          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 26.04/4.38          X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 @ X17 ) | 
% 26.04/4.38        ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 26.04/4.38        ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 26.04/4.38        ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 26.04/4.38        ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 26.04/4.38        ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 26.04/4.38        ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 26.04/4.38        ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 26.04/4.38        ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 26.04/4.38        ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 26.04/4.38        ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.38             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 26.04/4.38        ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.38             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 26.04/4.38        ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.38             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 26.04/4.38        ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.38             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 26.04/4.38        ( ~( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.38             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) | 
% 26.04/4.38        ( ~( ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.38             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) ) | 
% 26.04/4.38        ( ~( ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.38             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 26.04/4.38             X9 @ X10 ) ) | 
% 26.04/4.38        ( ~( ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.38             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 26.04/4.38             X9 @ X10 @ X11 ) ) | 
% 26.04/4.38        ( ~( ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.38             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 26.04/4.38             X9 @ X10 @ X11 @ X12 ) ) | 
% 26.04/4.38        ( ~( ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.38             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 26.04/4.38             X9 @ X10 @ X11 @ X12 @ X13 ) ) | 
% 26.04/4.38        ( ~( ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.38             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 26.04/4.38             X9 @ X10 @ X11 @ X12 @ X13 @ X14 ) ) | 
% 26.04/4.38        ( ~( ssNder1_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.38             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 26.04/4.38             X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 ) ) | 
% 26.04/4.38        ( ~( ssNder1_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.38             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 26.04/4.38             X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 ) ) | 
% 26.04/4.38        ( ~( ssNder1_23r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.38             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 26.04/4.38             X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 @ X17 ) ) | 
% 26.04/4.38        ( ~( ssNder1_24r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.38             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 26.04/4.38             X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 @ X17 @ X18 ) ) | 
% 26.04/4.38        ( ~( ssNder1_25r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.38             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 26.04/4.38             X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 ) ) | 
% 26.04/4.38        ( ~( ssPv6_26r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.38             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 26.04/4.38             X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ 
% 26.04/4.38             X20 ) ) ))).
% 26.04/4.38  thf(zf_stmt_31, negated_conjecture,
% 26.04/4.38    (( ssPv6_23r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.38       U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 26.04/4.38       X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 @ X17 ) | 
% 26.04/4.38     ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 26.04/4.38     ( ~( ssNder1_2r1r1 @ U @ V ) ) | ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 26.04/4.38     ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 26.04/4.38     ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 26.04/4.38     ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 26.04/4.38     ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 26.04/4.38     ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 26.04/4.38     ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 26.04/4.38     ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.38          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 26.04/4.38     ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.38          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 26.04/4.38     ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.38          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 26.04/4.38     ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.38          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 26.04/4.38     ( ~( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.38          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) | 
% 26.04/4.38     ( ~( ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.38          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) ) | 
% 26.04/4.38     ( ~( ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.38          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 26.04/4.38          X10 ) ) | 
% 26.04/4.38     ( ~( ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.38          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 26.04/4.38          X10 @ X11 ) ) | 
% 26.04/4.38     ( ~( ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.38          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 26.04/4.38          X10 @ X11 @ X12 ) ) | 
% 26.04/4.38     ( ~( ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.38          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 26.04/4.38          X10 @ X11 @ X12 @ X13 ) ) | 
% 26.04/4.38     ( ~( ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.38          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 26.04/4.38          X10 @ X11 @ X12 @ X13 @ X14 ) ) | 
% 26.04/4.38     ( ~( ssNder1_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.38          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 26.04/4.38          X10 @ X11 @ X12 @ X13 @ X14 @ X15 ) ) | 
% 26.04/4.38     ( ~( ssNder1_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.38          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 26.04/4.38          X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 ) ) | 
% 26.04/4.38     ( ~( ssNder1_23r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.38          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 26.04/4.38          X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 @ X17 ) ) | 
% 26.04/4.38     ( ~( ssNder1_24r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.38          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 26.04/4.38          X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 @ X17 @ X18 ) ) | 
% 26.04/4.38     ( ~( ssNder1_25r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.38          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 26.04/4.38          X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 ) ) | 
% 26.04/4.38     ( ~( ssPv6_26r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.38          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 26.04/4.38          X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 ) )),
% 26.04/4.38    inference('cnf.neg', [status(esa)], [clause868])).
% 26.04/4.38  thf(zip_derived_cl140, plain,
% 26.04/4.38      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.04/4.38         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 26.04/4.38         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i, 
% 26.04/4.38         X21 : $i, X22 : $i, X23 : $i, X24 : $i, X25 : $i]:
% 26.04/4.38         ( (ssPv6_23r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 26.04/4.38            X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 26.04/4.38            X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21 @ X22)
% 26.04/4.38          | ~ (ssNder1_0)
% 26.04/4.38          | ~ (ssNder1_1r1 @ X0)
% 26.04/4.38          | ~ (ssNder1_2r1r1 @ X0 @ X1)
% 26.04/4.38          | ~ (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)
% 26.04/4.38          | ~ (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)
% 26.04/4.38          | ~ (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)
% 26.04/4.38          | ~ (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)
% 26.04/4.38          | ~ (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)
% 26.04/4.38          | ~ (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 26.04/4.38               X7)
% 26.04/4.38          | ~ (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 26.04/4.38               X6 @ X7 @ X8)
% 26.04/4.38          | ~ (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 26.04/4.38               X6 @ X7 @ X8 @ X9)
% 26.04/4.38          | ~ (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 26.04/4.38               X5 @ X6 @ X7 @ X8 @ X9 @ X10)
% 26.04/4.38          | ~ (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 26.04/4.38               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11)
% 26.04/4.38          | ~ (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 26.04/4.38               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)
% 26.04/4.38          | ~ (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 26.04/4.38               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)
% 26.04/4.38          | ~ (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 26.04/4.38               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)
% 26.04/4.38          | ~ (ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 26.04/4.38               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 26.04/4.38               X14 @ X15)
% 26.04/4.38          | ~ (ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 26.04/4.38               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 26.04/4.38               X14 @ X15 @ X16)
% 26.04/4.38          | ~ (ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 26.04/4.38               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 26.04/4.38               X14 @ X15 @ X16 @ X17)
% 26.04/4.38          | ~ (ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 26.04/4.38               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 26.04/4.38               X14 @ X15 @ X16 @ X17 @ X18)
% 26.04/4.38          | ~ (ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 26.04/4.38               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 26.04/4.38               X14 @ X15 @ X16 @ X17 @ X18 @ X19)
% 26.04/4.38          | ~ (ssNder1_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 26.04/4.38               X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 26.04/4.38               X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20)
% 26.04/4.38          | ~ (ssNder1_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 26.04/4.38               X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 26.04/4.38               X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21)
% 26.04/4.38          | ~ (ssNder1_23r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 26.04/4.38               X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 26.04/4.38               X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21 @ X22)
% 26.04/4.38          | ~ (ssNder1_24r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ 
% 26.04/4.38               X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ 
% 26.04/4.38               X12 @ X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21 @ 
% 26.04/4.38               X22 @ X23)
% 26.04/4.38          | ~ (ssNder1_25r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ 
% 26.04/4.38               X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ 
% 26.04/4.38               X12 @ X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21 @ 
% 26.04/4.38               X22 @ X23 @ X24)
% 26.04/4.38          | ~ (ssPv6_26r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ 
% 26.04/4.38               X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ 
% 26.04/4.38               X12 @ X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21 @ 
% 26.04/4.38               X22 @ X23 @ X24 @ X25))),
% 26.04/4.38      inference('cnf', [status(esa)], [zf_stmt_31])).
% 26.04/4.38  thf(zip_derived_cl1007, plain, ( (ssNder1_0)),
% 26.04/4.38      inference('cnf', [status(esa)], [zf_stmt_1])).
% 26.04/4.38  thf(zip_derived_cl1013, plain, (![X0 : $i]:  (ssNder1_1r1 @ X0)),
% 26.04/4.38      inference('demod', [status(thm)],
% 26.04/4.38                [zip_derived_cl1006, zip_derived_cl1007])).
% 26.04/4.38  thf(zip_derived_cl1014, plain,
% 26.04/4.38      (![X0 : $i, X1 : $i]:  (ssNder1_2r1r1 @ X0 @ X1)),
% 26.04/4.38      inference('demod', [status(thm)],
% 26.04/4.38                [zip_derived_cl1005, zip_derived_cl1007, zip_derived_cl1013])).
% 26.04/4.38  thf(zip_derived_cl1019, plain,
% 26.04/4.38      (![X0 : $i, X1 : $i, X2 : $i]:  (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)),
% 26.04/4.38      inference('demod', [status(thm)],
% 26.04/4.38                [zip_derived_cl999, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.38                 zip_derived_cl1014])).
% 26.04/4.38  thf(zip_derived_cl1038, plain,
% 26.04/4.38      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 26.04/4.38          (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)),
% 26.04/4.38      inference('demod', [status(thm)],
% 26.04/4.38                [zip_derived_cl991, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.38                 zip_derived_cl1014, zip_derived_cl1019])).
% 26.04/4.38  thf(zip_derived_cl1058, plain,
% 26.04/4.38      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 26.04/4.38          (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)),
% 26.04/4.38      inference('demod', [status(thm)],
% 26.04/4.38                [zip_derived_cl973, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.38                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038])).
% 26.04/4.38  thf(zip_derived_cl1082, plain,
% 26.04/4.38      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 26.04/4.38          (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)),
% 26.04/4.38      inference('demod', [status(thm)],
% 26.04/4.38                [zip_derived_cl959, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.38                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.04/4.38                 zip_derived_cl1058])).
% 26.04/4.38  thf(zip_derived_cl1121, plain,
% 26.04/4.38      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i]:
% 26.04/4.38          (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)),
% 26.04/4.38      inference('demod', [status(thm)],
% 26.04/4.38                [zip_derived_cl938, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.38                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.04/4.38                 zip_derived_cl1058, zip_derived_cl1082])).
% 26.04/4.38  thf(zip_derived_cl1162, plain,
% 26.04/4.38      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, X7 : $i]:
% 26.04/4.38          (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7)),
% 26.04/4.38      inference('demod', [status(thm)],
% 26.04/4.38                [zip_derived_cl912, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.38                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.04/4.38                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121])).
% 26.04/4.38  thf(zip_derived_cl1209, plain,
% 26.04/4.38      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.04/4.38         X7 : $i, X8 : $i]:
% 26.04/4.38          (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 26.04/4.38           X7 @ X8)),
% 26.04/4.38      inference('demod', [status(thm)],
% 26.04/4.38                [zip_derived_cl889, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.38                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.04/4.38                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.04/4.38                 zip_derived_cl1162])).
% 26.04/4.38  thf(zip_derived_cl1257, plain,
% 26.04/4.38      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.04/4.38         X7 : $i, X8 : $i, X9 : $i]:
% 26.04/4.38          (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 26.04/4.38           X7 @ X8 @ X9)),
% 26.04/4.38      inference('demod', [status(thm)],
% 26.04/4.38                [zip_derived_cl861, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.38                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.04/4.38                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.04/4.38                 zip_derived_cl1162, zip_derived_cl1209])).
% 26.04/4.38  thf(zip_derived_cl1310, plain,
% 26.04/4.38      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.04/4.38         X7 : $i, X8 : $i, X9 : $i, X10 : $i]:
% 26.04/4.38          (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 26.04/4.38           X6 @ X7 @ X8 @ X9 @ X10)),
% 26.04/4.38      inference('demod', [status(thm)],
% 26.04/4.38                [zip_derived_cl832, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.38                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.04/4.38                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.04/4.38                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257])).
% 26.04/4.38  thf(zip_derived_cl1364, plain,
% 26.04/4.38      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.04/4.38         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i]:
% 26.04/4.38          (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 26.04/4.38           X6 @ X7 @ X8 @ X9 @ X10 @ X11)),
% 26.04/4.38      inference('demod', [status(thm)],
% 26.04/4.38                [zip_derived_cl807, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.38                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.04/4.38                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.04/4.38                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257, 
% 26.04/4.38                 zip_derived_cl1310])).
% 26.04/4.38  thf(zip_derived_cl1419, plain,
% 26.04/4.38      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.04/4.38         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i]:
% 26.04/4.38          (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 26.04/4.38           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)),
% 26.04/4.38      inference('demod', [status(thm)],
% 26.04/4.38                [zip_derived_cl774, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.38                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.04/4.38                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.04/4.38                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257, 
% 26.04/4.38                 zip_derived_cl1310, zip_derived_cl1364])).
% 26.04/4.38  thf(zip_derived_cl1478, plain,
% 26.04/4.38      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.04/4.38         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i]:
% 26.04/4.38          (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 26.04/4.38           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)),
% 26.04/4.38      inference('demod', [status(thm)],
% 26.04/4.38                [zip_derived_cl738, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.38                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.04/4.38                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.04/4.38                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257, 
% 26.04/4.38                 zip_derived_cl1310, zip_derived_cl1364, zip_derived_cl1419])).
% 26.04/4.38  thf(zip_derived_cl1542, plain,
% 26.04/4.38      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.04/4.38         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 26.04/4.38         X14 : $i]:
% 26.04/4.38          (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 26.04/4.38           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)),
% 26.04/4.38      inference('demod', [status(thm)],
% 26.04/4.38                [zip_derived_cl705, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.38                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.04/4.38                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.04/4.38                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257, 
% 26.04/4.38                 zip_derived_cl1310, zip_derived_cl1364, zip_derived_cl1419, 
% 26.04/4.38                 zip_derived_cl1478])).
% 26.04/4.38  thf(zip_derived_cl1606, plain,
% 26.04/4.38      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.04/4.38         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 26.04/4.38         X14 : $i, X15 : $i]:
% 26.04/4.38          (ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 26.04/4.38           X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15)),
% 26.04/4.38      inference('demod', [status(thm)],
% 26.04/4.38                [zip_derived_cl664, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.38                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.04/4.38                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.04/4.38                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257, 
% 26.04/4.38                 zip_derived_cl1310, zip_derived_cl1364, zip_derived_cl1419, 
% 26.04/4.38                 zip_derived_cl1478, zip_derived_cl1542])).
% 26.04/4.38  thf(zip_derived_cl1682, plain,
% 26.04/4.38      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.04/4.38         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 26.04/4.38         X14 : $i, X15 : $i, X16 : $i]:
% 26.04/4.38          (ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 26.04/4.38           X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ 
% 26.04/4.38           X16)),
% 26.04/4.38      inference('demod', [status(thm)],
% 26.04/4.38                [zip_derived_cl628, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.38                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.04/4.38                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.04/4.38                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257, 
% 26.04/4.38                 zip_derived_cl1310, zip_derived_cl1364, zip_derived_cl1419, 
% 26.04/4.38                 zip_derived_cl1478, zip_derived_cl1542, zip_derived_cl1606])).
% 26.04/4.38  thf(zip_derived_cl1756, plain,
% 26.04/4.38      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.04/4.38         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 26.04/4.38         X14 : $i, X15 : $i, X16 : $i, X17 : $i]:
% 26.04/4.38          (ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 26.04/4.38           X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 26.04/4.38           X15 @ X16 @ X17)),
% 26.04/4.38      inference('demod', [status(thm)],
% 26.04/4.38                [zip_derived_cl591, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.38                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.04/4.38                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.04/4.38                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257, 
% 26.04/4.38                 zip_derived_cl1310, zip_derived_cl1364, zip_derived_cl1419, 
% 26.04/4.38                 zip_derived_cl1478, zip_derived_cl1542, zip_derived_cl1606, 
% 26.04/4.38                 zip_derived_cl1682])).
% 26.04/4.38  thf(zip_derived_cl1830, plain,
% 26.04/4.38      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.04/4.38         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 26.04/4.38         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i]:
% 26.04/4.38          (ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 26.04/4.38           X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 26.04/4.38           X15 @ X16 @ X17 @ X18)),
% 26.04/4.38      inference('demod', [status(thm)],
% 26.04/4.38                [zip_derived_cl551, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.38                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.04/4.38                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.04/4.38                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257, 
% 26.04/4.38                 zip_derived_cl1310, zip_derived_cl1364, zip_derived_cl1419, 
% 26.04/4.38                 zip_derived_cl1478, zip_derived_cl1542, zip_derived_cl1606, 
% 26.04/4.38                 zip_derived_cl1682, zip_derived_cl1756])).
% 26.04/4.38  thf(zip_derived_cl1898, plain,
% 26.04/4.38      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.04/4.38         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 26.04/4.38         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i]:
% 26.04/4.38          (ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 26.04/4.38           X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 26.04/4.38           X15 @ X16 @ X17 @ X18 @ X19)),
% 26.04/4.38      inference('demod', [status(thm)],
% 26.04/4.38                [zip_derived_cl510, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.38                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.04/4.38                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.04/4.38                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257, 
% 26.04/4.38                 zip_derived_cl1310, zip_derived_cl1364, zip_derived_cl1419, 
% 26.04/4.38                 zip_derived_cl1478, zip_derived_cl1542, zip_derived_cl1606, 
% 26.04/4.38                 zip_derived_cl1682, zip_derived_cl1756, zip_derived_cl1830])).
% 26.04/4.38  thf(zip_derived_cl1984, plain,
% 26.04/4.38      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.04/4.38         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 26.04/4.38         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i]:
% 26.04/4.38          (ssNder1_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 26.04/4.38           X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 26.04/4.38           X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20)),
% 26.04/4.38      inference('demod', [status(thm)],
% 26.04/4.38                [zip_derived_cl462, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.38                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.04/4.38                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.04/4.38                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257, 
% 26.04/4.38                 zip_derived_cl1310, zip_derived_cl1364, zip_derived_cl1419, 
% 26.04/4.38                 zip_derived_cl1478, zip_derived_cl1542, zip_derived_cl1606, 
% 26.04/4.38                 zip_derived_cl1682, zip_derived_cl1756, zip_derived_cl1830, 
% 26.04/4.38                 zip_derived_cl1898])).
% 26.04/4.38  thf(zip_derived_cl2060, plain,
% 26.04/4.38      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.04/4.38         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 26.04/4.38         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i, 
% 26.04/4.38         X21 : $i]:
% 26.04/4.38          (ssNder1_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 26.04/4.38           X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 26.04/4.38           X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21)),
% 26.04/4.38      inference('demod', [status(thm)],
% 26.04/4.38                [zip_derived_cl417, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.38                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.04/4.38                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.04/4.38                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257, 
% 26.04/4.38                 zip_derived_cl1310, zip_derived_cl1364, zip_derived_cl1419, 
% 26.04/4.38                 zip_derived_cl1478, zip_derived_cl1542, zip_derived_cl1606, 
% 26.04/4.38                 zip_derived_cl1682, zip_derived_cl1756, zip_derived_cl1830, 
% 26.04/4.38                 zip_derived_cl1898, zip_derived_cl1984])).
% 26.04/4.38  thf(zip_derived_cl2161, plain,
% 26.04/4.38      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.04/4.38         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 26.04/4.38         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i, 
% 26.04/4.38         X21 : $i, X22 : $i]:
% 26.04/4.38          (ssNder1_23r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 26.04/4.38           X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 26.04/4.38           X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21 @ X22)),
% 26.04/4.38      inference('demod', [status(thm)],
% 26.04/4.38                [zip_derived_cl365, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.38                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.04/4.38                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.04/4.38                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257, 
% 26.04/4.38                 zip_derived_cl1310, zip_derived_cl1364, zip_derived_cl1419, 
% 26.04/4.38                 zip_derived_cl1478, zip_derived_cl1542, zip_derived_cl1606, 
% 26.04/4.38                 zip_derived_cl1682, zip_derived_cl1756, zip_derived_cl1830, 
% 26.04/4.38                 zip_derived_cl1898, zip_derived_cl1984, zip_derived_cl2060])).
% 26.04/4.38  thf(zip_derived_cl2251, plain,
% 26.04/4.38      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.04/4.38         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 26.04/4.38         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i, 
% 26.04/4.38         X21 : $i, X22 : $i, X23 : $i]:
% 26.04/4.38          (ssNder1_24r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 26.04/4.38           X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 26.04/4.38           X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21 @ X22 @ X23)),
% 26.04/4.38      inference('demod', [status(thm)],
% 26.04/4.38                [zip_derived_cl314, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.38                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.04/4.38                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.04/4.38                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257, 
% 26.04/4.38                 zip_derived_cl1310, zip_derived_cl1364, zip_derived_cl1419, 
% 26.04/4.38                 zip_derived_cl1478, zip_derived_cl1542, zip_derived_cl1606, 
% 26.04/4.38                 zip_derived_cl1682, zip_derived_cl1756, zip_derived_cl1830, 
% 26.04/4.38                 zip_derived_cl1898, zip_derived_cl1984, zip_derived_cl2060, 
% 26.04/4.38                 zip_derived_cl2161])).
% 26.04/4.38  thf(zip_derived_cl2450, plain,
% 26.04/4.38      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.04/4.38         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 26.04/4.38         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i, 
% 26.04/4.38         X21 : $i, X22 : $i, X23 : $i, X24 : $i]:
% 26.04/4.38          (ssNder1_25r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 26.04/4.38           X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 26.04/4.38           X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21 @ X22 @ X23 @ 
% 26.04/4.38           X24)),
% 26.04/4.38      inference('demod', [status(thm)],
% 26.04/4.38                [zip_derived_cl254, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.38                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.04/4.38                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.04/4.38                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257, 
% 26.04/4.38                 zip_derived_cl1310, zip_derived_cl1364, zip_derived_cl1419, 
% 26.04/4.38                 zip_derived_cl1478, zip_derived_cl1542, zip_derived_cl1606, 
% 26.04/4.38                 zip_derived_cl1682, zip_derived_cl1756, zip_derived_cl1830, 
% 26.04/4.38                 zip_derived_cl1898, zip_derived_cl1984, zip_derived_cl2060, 
% 26.04/4.38                 zip_derived_cl2161, zip_derived_cl2251])).
% 26.04/4.38  thf(zip_derived_cl2723, plain,
% 26.04/4.38      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.04/4.38         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 26.04/4.38         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i, 
% 26.04/4.38         X21 : $i, X22 : $i, X23 : $i, X24 : $i, X25 : $i]:
% 26.04/4.38         ( (ssPv6_23r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 26.04/4.38            X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 26.04/4.38            X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21 @ X22)
% 26.04/4.38          | ~ (ssPv6_26r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ 
% 26.04/4.38               X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ 
% 26.04/4.38               X12 @ X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21 @ 
% 26.04/4.38               X22 @ X23 @ X24 @ X25))),
% 26.04/4.38      inference('demod', [status(thm)],
% 26.04/4.38                [zip_derived_cl140, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.38                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.04/4.38                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.04/4.38                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257, 
% 26.04/4.38                 zip_derived_cl1310, zip_derived_cl1364, zip_derived_cl1419, 
% 26.04/4.38                 zip_derived_cl1478, zip_derived_cl1542, zip_derived_cl1606, 
% 26.04/4.38                 zip_derived_cl1682, zip_derived_cl1756, zip_derived_cl1830, 
% 26.04/4.38                 zip_derived_cl1898, zip_derived_cl1984, zip_derived_cl2060, 
% 26.04/4.38                 zip_derived_cl2161, zip_derived_cl2251, zip_derived_cl2450])).
% 26.04/4.38  thf(zip_derived_cl2788, plain,
% 26.04/4.38      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.04/4.38         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 26.04/4.38         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i, 
% 26.04/4.38         X21 : $i, X22 : $i, X23 : $i, X24 : $i, X25 : $i]:
% 26.04/4.38         ( (ssPv20_26r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ 
% 26.04/4.38            X25 @ X24 @ X23 @ X22 @ X21 @ X20 @ X19 @ X18 @ X17 @ X16 @ X15 @ 
% 26.04/4.38            X14 @ X13 @ X12 @ X11 @ X10 @ X9 @ X8 @ X7 @ X6 @ X5 @ X4 @ X3 @ 
% 26.04/4.38            X2 @ X1 @ X0)
% 26.04/4.38          |  (ssPv16_26r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ 
% 26.04/4.38              X25 @ X24 @ X23 @ X22 @ X21 @ X20 @ X19 @ X18 @ X17 @ X16 @ 
% 26.04/4.38              X15 @ X14 @ X13 @ X12 @ X11 @ X10 @ X9 @ X8 @ X7 @ X6 @ X5 @ 
% 26.04/4.38              X4 @ X3 @ X2 @ X1 @ X0)
% 26.04/4.38          |  (ssPv18_26r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ 
% 26.04/4.38              X25 @ X24 @ X23 @ X22 @ X21 @ X20 @ X19 @ X18 @ X17 @ X16 @ 
% 26.04/4.38              X15 @ X14 @ X13 @ X12 @ X11 @ X10 @ X9 @ X8 @ X7 @ X6 @ X5 @ 
% 26.04/4.38              X4 @ X3 @ X2 @ X1 @ X0)
% 26.04/4.38          |  (ssPv7_26r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ 
% 26.04/4.38              X25 @ X24 @ X23 @ X22 @ X21 @ X20 @ X19 @ X18 @ X17 @ X16 @ 
% 26.04/4.38              X15 @ X14 @ X13 @ X12 @ X11 @ X10 @ X9 @ X8 @ X7 @ X6 @ X5 @ 
% 26.04/4.38              X4 @ X3 @ X2 @ X1 @ X0)
% 26.04/4.38          | ~ (ssPv13_26r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ 
% 26.04/4.38               X25 @ X24 @ X23 @ X22 @ X21 @ X20 @ X19 @ X18 @ X17 @ X16 @ 
% 26.04/4.38               X15 @ X14 @ X13 @ X12 @ X11 @ X10 @ X9 @ X8 @ X7 @ X6 @ X5 @ 
% 26.04/4.38               X4 @ X3 @ X2 @ X1 @ X0)
% 26.04/4.38          |  (ssPv6_23r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X25 @ 
% 26.04/4.38              X24 @ X23 @ X22 @ X21 @ X20 @ X19 @ X18 @ X17 @ X16 @ X15 @ 
% 26.04/4.38              X14 @ X13 @ X12 @ X11 @ X10 @ X9 @ X8 @ X7 @ X6 @ X5 @ X4 @ X3))),
% 26.04/4.38      inference('sup-', [status(thm)], [zip_derived_cl2786, zip_derived_cl2723])).
% 26.04/4.38  thf(clause865, conjecture,
% 26.04/4.38    (~( ( ssPv7_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.38          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 26.04/4.38          X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 ) | 
% 26.04/4.38        ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 26.04/4.38        ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 26.04/4.38        ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 26.04/4.38        ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 26.04/4.38        ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 26.04/4.38        ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 26.04/4.38        ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 26.04/4.38        ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 26.04/4.38        ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 26.04/4.38        ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.38             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 26.04/4.38        ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.38             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 26.04/4.38        ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.38             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 26.04/4.38        ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.38             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 26.04/4.38        ( ~( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.38             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) | 
% 26.04/4.38        ( ~( ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.38             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) ) | 
% 26.04/4.38        ( ~( ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.38             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 26.04/4.38             X9 @ X10 ) ) | 
% 26.04/4.38        ( ~( ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.38             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 26.04/4.38             X9 @ X10 @ X11 ) ) | 
% 26.04/4.38        ( ~( ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.38             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 26.04/4.38             X9 @ X10 @ X11 @ X12 ) ) | 
% 26.04/4.38        ( ~( ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.38             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 26.04/4.38             X9 @ X10 @ X11 @ X12 @ X13 ) ) | 
% 26.04/4.38        ( ~( ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.38             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 26.04/4.38             X9 @ X10 @ X11 @ X12 @ X13 @ X14 ) ) | 
% 26.04/4.38        ( ~( ssNder1_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.38             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 26.04/4.38             X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 ) ) | 
% 26.04/4.38        ( ~( ssNder1_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.38             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 26.04/4.38             X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 ) ) | 
% 26.04/4.38        ( ~( ssNder1_23r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.38             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 26.04/4.38             X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 @ X17 ) ) | 
% 26.04/4.38        ( ~( ssNder1_24r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.38             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 26.04/4.38             X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 @ X17 @ X18 ) ) | 
% 26.04/4.38        ( ~( ssNder1_25r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.38             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 26.04/4.38             X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 ) ) | 
% 26.04/4.38        ( ~( ssPv7_26r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.38             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 26.04/4.38             X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ 
% 26.04/4.38             X20 ) ) ))).
% 26.04/4.38  thf(zf_stmt_32, negated_conjecture,
% 26.04/4.38    (( ssPv7_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.38       U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 26.04/4.38       X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 ) | 
% 26.04/4.38     ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 26.04/4.38     ( ~( ssNder1_2r1r1 @ U @ V ) ) | ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 26.04/4.38     ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 26.04/4.38     ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 26.04/4.38     ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 26.04/4.38     ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 26.04/4.38     ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 26.04/4.38     ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 26.04/4.38     ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.38          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 26.04/4.38     ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.38          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 26.04/4.38     ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.38          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 26.04/4.38     ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.38          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 26.04/4.38     ( ~( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.38          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) | 
% 26.04/4.38     ( ~( ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.38          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) ) | 
% 26.04/4.38     ( ~( ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.38          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 26.04/4.38          X10 ) ) | 
% 26.04/4.38     ( ~( ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.38          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 26.04/4.38          X10 @ X11 ) ) | 
% 26.04/4.38     ( ~( ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.38          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 26.04/4.38          X10 @ X11 @ X12 ) ) | 
% 26.04/4.38     ( ~( ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.38          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 26.04/4.38          X10 @ X11 @ X12 @ X13 ) ) | 
% 26.04/4.38     ( ~( ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.38          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 26.04/4.38          X10 @ X11 @ X12 @ X13 @ X14 ) ) | 
% 26.04/4.38     ( ~( ssNder1_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.38          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 26.04/4.38          X10 @ X11 @ X12 @ X13 @ X14 @ X15 ) ) | 
% 26.04/4.38     ( ~( ssNder1_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.38          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 26.04/4.38          X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 ) ) | 
% 26.04/4.38     ( ~( ssNder1_23r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.38          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 26.04/4.38          X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 @ X17 ) ) | 
% 26.04/4.38     ( ~( ssNder1_24r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.38          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 26.04/4.38          X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 @ X17 @ X18 ) ) | 
% 26.04/4.38     ( ~( ssNder1_25r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.38          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 26.04/4.38          X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 ) ) | 
% 26.04/4.38     ( ~( ssPv7_26r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.38          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 26.04/4.38          X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 ) )),
% 26.04/4.38    inference('cnf.neg', [status(esa)], [clause865])).
% 26.04/4.38  thf(zip_derived_cl143, plain,
% 26.04/4.38      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.04/4.38         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 26.04/4.38         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i, 
% 26.04/4.38         X21 : $i, X22 : $i, X23 : $i, X24 : $i, X25 : $i]:
% 26.04/4.38         ( (ssPv7_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 26.04/4.38            X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 26.04/4.38            X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21)
% 26.04/4.38          | ~ (ssNder1_0)
% 26.04/4.38          | ~ (ssNder1_1r1 @ X0)
% 26.04/4.38          | ~ (ssNder1_2r1r1 @ X0 @ X1)
% 26.04/4.38          | ~ (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)
% 26.04/4.38          | ~ (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)
% 26.04/4.38          | ~ (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)
% 26.04/4.38          | ~ (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)
% 26.04/4.38          | ~ (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)
% 26.04/4.38          | ~ (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 26.04/4.38               X7)
% 26.04/4.38          | ~ (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 26.04/4.38               X6 @ X7 @ X8)
% 26.04/4.38          | ~ (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 26.04/4.38               X6 @ X7 @ X8 @ X9)
% 26.04/4.38          | ~ (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 26.04/4.38               X5 @ X6 @ X7 @ X8 @ X9 @ X10)
% 26.04/4.38          | ~ (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 26.04/4.38               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11)
% 26.04/4.38          | ~ (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 26.04/4.38               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)
% 26.04/4.38          | ~ (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 26.04/4.38               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)
% 26.04/4.38          | ~ (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 26.04/4.38               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)
% 26.04/4.38          | ~ (ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 26.04/4.38               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 26.04/4.38               X14 @ X15)
% 26.04/4.38          | ~ (ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 26.04/4.38               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 26.04/4.38               X14 @ X15 @ X16)
% 26.04/4.38          | ~ (ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 26.04/4.38               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 26.04/4.38               X14 @ X15 @ X16 @ X17)
% 26.04/4.38          | ~ (ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 26.04/4.38               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 26.04/4.38               X14 @ X15 @ X16 @ X17 @ X18)
% 26.04/4.38          | ~ (ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 26.04/4.38               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 26.04/4.38               X14 @ X15 @ X16 @ X17 @ X18 @ X19)
% 26.04/4.38          | ~ (ssNder1_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 26.04/4.38               X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 26.04/4.38               X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20)
% 26.04/4.38          | ~ (ssNder1_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 26.04/4.38               X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 26.04/4.38               X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21)
% 26.04/4.38          | ~ (ssNder1_23r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 26.04/4.38               X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 26.04/4.38               X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21 @ X22)
% 26.04/4.38          | ~ (ssNder1_24r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ 
% 26.04/4.38               X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ 
% 26.04/4.38               X12 @ X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21 @ 
% 26.04/4.38               X22 @ X23)
% 26.04/4.38          | ~ (ssNder1_25r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ 
% 26.04/4.38               X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ 
% 26.04/4.38               X12 @ X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21 @ 
% 26.04/4.38               X22 @ X23 @ X24)
% 26.04/4.38          | ~ (ssPv7_26r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ 
% 26.04/4.38               X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ 
% 26.04/4.38               X12 @ X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21 @ 
% 26.04/4.38               X22 @ X23 @ X24 @ X25))),
% 26.04/4.38      inference('cnf', [status(esa)], [zf_stmt_32])).
% 26.04/4.38  thf(zip_derived_cl1007, plain, ( (ssNder1_0)),
% 26.04/4.38      inference('cnf', [status(esa)], [zf_stmt_1])).
% 26.04/4.38  thf(zip_derived_cl1013, plain, (![X0 : $i]:  (ssNder1_1r1 @ X0)),
% 26.04/4.38      inference('demod', [status(thm)],
% 26.04/4.38                [zip_derived_cl1006, zip_derived_cl1007])).
% 26.04/4.38  thf(zip_derived_cl1014, plain,
% 26.04/4.38      (![X0 : $i, X1 : $i]:  (ssNder1_2r1r1 @ X0 @ X1)),
% 26.04/4.38      inference('demod', [status(thm)],
% 26.04/4.38                [zip_derived_cl1005, zip_derived_cl1007, zip_derived_cl1013])).
% 26.04/4.38  thf(zip_derived_cl1019, plain,
% 26.04/4.38      (![X0 : $i, X1 : $i, X2 : $i]:  (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)),
% 26.04/4.38      inference('demod', [status(thm)],
% 26.04/4.38                [zip_derived_cl999, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.38                 zip_derived_cl1014])).
% 26.04/4.38  thf(zip_derived_cl1038, plain,
% 26.04/4.38      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 26.04/4.38          (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)),
% 26.04/4.38      inference('demod', [status(thm)],
% 26.04/4.38                [zip_derived_cl991, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.38                 zip_derived_cl1014, zip_derived_cl1019])).
% 26.04/4.38  thf(zip_derived_cl1058, plain,
% 26.04/4.38      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 26.04/4.38          (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)),
% 26.04/4.38      inference('demod', [status(thm)],
% 26.04/4.38                [zip_derived_cl973, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.38                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038])).
% 26.04/4.38  thf(zip_derived_cl1082, plain,
% 26.04/4.38      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 26.04/4.38          (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)),
% 26.04/4.38      inference('demod', [status(thm)],
% 26.04/4.38                [zip_derived_cl959, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.38                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.04/4.38                 zip_derived_cl1058])).
% 26.04/4.38  thf(zip_derived_cl1121, plain,
% 26.04/4.38      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i]:
% 26.04/4.38          (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)),
% 26.04/4.38      inference('demod', [status(thm)],
% 26.04/4.38                [zip_derived_cl938, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.38                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.04/4.38                 zip_derived_cl1058, zip_derived_cl1082])).
% 26.04/4.38  thf(zip_derived_cl1162, plain,
% 26.04/4.38      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, X7 : $i]:
% 26.04/4.38          (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7)),
% 26.04/4.38      inference('demod', [status(thm)],
% 26.04/4.38                [zip_derived_cl912, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.38                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.04/4.38                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121])).
% 26.04/4.38  thf(zip_derived_cl1209, plain,
% 26.04/4.38      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.04/4.38         X7 : $i, X8 : $i]:
% 26.04/4.38          (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 26.04/4.38           X7 @ X8)),
% 26.04/4.38      inference('demod', [status(thm)],
% 26.04/4.38                [zip_derived_cl889, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.38                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.04/4.38                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.04/4.38                 zip_derived_cl1162])).
% 26.04/4.38  thf(zip_derived_cl1257, plain,
% 26.04/4.38      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.04/4.38         X7 : $i, X8 : $i, X9 : $i]:
% 26.04/4.38          (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 26.04/4.38           X7 @ X8 @ X9)),
% 26.04/4.38      inference('demod', [status(thm)],
% 26.04/4.38                [zip_derived_cl861, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.38                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.04/4.38                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.04/4.38                 zip_derived_cl1162, zip_derived_cl1209])).
% 26.04/4.38  thf(zip_derived_cl1310, plain,
% 26.04/4.38      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.04/4.38         X7 : $i, X8 : $i, X9 : $i, X10 : $i]:
% 26.04/4.38          (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 26.04/4.38           X6 @ X7 @ X8 @ X9 @ X10)),
% 26.04/4.38      inference('demod', [status(thm)],
% 26.04/4.38                [zip_derived_cl832, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.38                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.04/4.38                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.04/4.38                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257])).
% 26.04/4.38  thf(zip_derived_cl1364, plain,
% 26.04/4.38      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.04/4.38         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i]:
% 26.04/4.38          (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 26.04/4.38           X6 @ X7 @ X8 @ X9 @ X10 @ X11)),
% 26.04/4.38      inference('demod', [status(thm)],
% 26.04/4.38                [zip_derived_cl807, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.38                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.04/4.38                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.04/4.38                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257, 
% 26.04/4.38                 zip_derived_cl1310])).
% 26.04/4.38  thf(zip_derived_cl1419, plain,
% 26.04/4.38      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.04/4.38         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i]:
% 26.04/4.38          (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 26.04/4.38           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)),
% 26.04/4.38      inference('demod', [status(thm)],
% 26.04/4.38                [zip_derived_cl774, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.38                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.04/4.38                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.04/4.38                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257, 
% 26.04/4.38                 zip_derived_cl1310, zip_derived_cl1364])).
% 26.04/4.38  thf(zip_derived_cl1478, plain,
% 26.04/4.38      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.04/4.38         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i]:
% 26.04/4.38          (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 26.04/4.38           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)),
% 26.04/4.38      inference('demod', [status(thm)],
% 26.04/4.38                [zip_derived_cl738, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.38                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.04/4.38                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.04/4.38                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257, 
% 26.04/4.38                 zip_derived_cl1310, zip_derived_cl1364, zip_derived_cl1419])).
% 26.04/4.38  thf(zip_derived_cl1542, plain,
% 26.04/4.38      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.04/4.38         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 26.04/4.38         X14 : $i]:
% 26.04/4.38          (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 26.04/4.38           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)),
% 26.04/4.38      inference('demod', [status(thm)],
% 26.04/4.38                [zip_derived_cl705, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.38                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.04/4.38                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.04/4.38                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257, 
% 26.04/4.38                 zip_derived_cl1310, zip_derived_cl1364, zip_derived_cl1419, 
% 26.04/4.38                 zip_derived_cl1478])).
% 26.04/4.38  thf(zip_derived_cl1606, plain,
% 26.04/4.38      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.04/4.38         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 26.04/4.38         X14 : $i, X15 : $i]:
% 26.04/4.38          (ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 26.04/4.38           X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15)),
% 26.04/4.38      inference('demod', [status(thm)],
% 26.04/4.38                [zip_derived_cl664, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.38                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.04/4.38                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.04/4.38                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257, 
% 26.04/4.38                 zip_derived_cl1310, zip_derived_cl1364, zip_derived_cl1419, 
% 26.04/4.38                 zip_derived_cl1478, zip_derived_cl1542])).
% 26.04/4.38  thf(zip_derived_cl1682, plain,
% 26.04/4.38      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.04/4.38         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 26.04/4.38         X14 : $i, X15 : $i, X16 : $i]:
% 26.04/4.38          (ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 26.04/4.38           X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ 
% 26.04/4.38           X16)),
% 26.04/4.38      inference('demod', [status(thm)],
% 26.04/4.38                [zip_derived_cl628, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.38                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.04/4.38                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.04/4.38                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257, 
% 26.04/4.38                 zip_derived_cl1310, zip_derived_cl1364, zip_derived_cl1419, 
% 26.04/4.38                 zip_derived_cl1478, zip_derived_cl1542, zip_derived_cl1606])).
% 26.04/4.38  thf(zip_derived_cl1756, plain,
% 26.04/4.38      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.04/4.38         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 26.04/4.38         X14 : $i, X15 : $i, X16 : $i, X17 : $i]:
% 26.04/4.38          (ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 26.04/4.38           X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 26.04/4.38           X15 @ X16 @ X17)),
% 26.04/4.38      inference('demod', [status(thm)],
% 26.04/4.38                [zip_derived_cl591, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.38                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.04/4.38                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.04/4.38                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257, 
% 26.04/4.38                 zip_derived_cl1310, zip_derived_cl1364, zip_derived_cl1419, 
% 26.04/4.38                 zip_derived_cl1478, zip_derived_cl1542, zip_derived_cl1606, 
% 26.04/4.38                 zip_derived_cl1682])).
% 26.04/4.38  thf(zip_derived_cl1830, plain,
% 26.04/4.38      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.04/4.38         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 26.04/4.38         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i]:
% 26.04/4.38          (ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 26.04/4.38           X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 26.04/4.38           X15 @ X16 @ X17 @ X18)),
% 26.04/4.38      inference('demod', [status(thm)],
% 26.04/4.38                [zip_derived_cl551, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.38                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.04/4.38                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.04/4.38                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257, 
% 26.04/4.38                 zip_derived_cl1310, zip_derived_cl1364, zip_derived_cl1419, 
% 26.04/4.38                 zip_derived_cl1478, zip_derived_cl1542, zip_derived_cl1606, 
% 26.04/4.38                 zip_derived_cl1682, zip_derived_cl1756])).
% 26.04/4.38  thf(zip_derived_cl1898, plain,
% 26.04/4.38      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.04/4.38         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 26.04/4.38         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i]:
% 26.04/4.38          (ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 26.04/4.38           X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 26.04/4.38           X15 @ X16 @ X17 @ X18 @ X19)),
% 26.04/4.38      inference('demod', [status(thm)],
% 26.04/4.38                [zip_derived_cl510, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.38                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.04/4.38                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.04/4.38                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257, 
% 26.04/4.38                 zip_derived_cl1310, zip_derived_cl1364, zip_derived_cl1419, 
% 26.04/4.38                 zip_derived_cl1478, zip_derived_cl1542, zip_derived_cl1606, 
% 26.04/4.38                 zip_derived_cl1682, zip_derived_cl1756, zip_derived_cl1830])).
% 26.04/4.38  thf(zip_derived_cl1984, plain,
% 26.04/4.38      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.04/4.38         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 26.04/4.38         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i]:
% 26.04/4.38          (ssNder1_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 26.04/4.38           X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 26.04/4.38           X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20)),
% 26.04/4.38      inference('demod', [status(thm)],
% 26.04/4.38                [zip_derived_cl462, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.38                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.04/4.38                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.04/4.38                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257, 
% 26.04/4.38                 zip_derived_cl1310, zip_derived_cl1364, zip_derived_cl1419, 
% 26.04/4.38                 zip_derived_cl1478, zip_derived_cl1542, zip_derived_cl1606, 
% 26.04/4.38                 zip_derived_cl1682, zip_derived_cl1756, zip_derived_cl1830, 
% 26.04/4.38                 zip_derived_cl1898])).
% 26.04/4.38  thf(zip_derived_cl2060, plain,
% 26.04/4.38      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.04/4.38         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 26.04/4.38         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i, 
% 26.04/4.38         X21 : $i]:
% 26.04/4.38          (ssNder1_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 26.04/4.38           X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 26.04/4.38           X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21)),
% 26.04/4.38      inference('demod', [status(thm)],
% 26.04/4.38                [zip_derived_cl417, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.38                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.04/4.38                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.04/4.38                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257, 
% 26.04/4.38                 zip_derived_cl1310, zip_derived_cl1364, zip_derived_cl1419, 
% 26.04/4.38                 zip_derived_cl1478, zip_derived_cl1542, zip_derived_cl1606, 
% 26.04/4.38                 zip_derived_cl1682, zip_derived_cl1756, zip_derived_cl1830, 
% 26.04/4.38                 zip_derived_cl1898, zip_derived_cl1984])).
% 26.04/4.38  thf(zip_derived_cl2161, plain,
% 26.04/4.38      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.04/4.38         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 26.04/4.38         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i, 
% 26.04/4.38         X21 : $i, X22 : $i]:
% 26.04/4.38          (ssNder1_23r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 26.04/4.38           X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 26.04/4.38           X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21 @ X22)),
% 26.04/4.38      inference('demod', [status(thm)],
% 26.04/4.38                [zip_derived_cl365, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.38                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.04/4.38                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.04/4.38                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257, 
% 26.04/4.38                 zip_derived_cl1310, zip_derived_cl1364, zip_derived_cl1419, 
% 26.04/4.38                 zip_derived_cl1478, zip_derived_cl1542, zip_derived_cl1606, 
% 26.04/4.38                 zip_derived_cl1682, zip_derived_cl1756, zip_derived_cl1830, 
% 26.04/4.38                 zip_derived_cl1898, zip_derived_cl1984, zip_derived_cl2060])).
% 26.04/4.38  thf(zip_derived_cl2251, plain,
% 26.04/4.38      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.04/4.38         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 26.04/4.38         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i, 
% 26.04/4.38         X21 : $i, X22 : $i, X23 : $i]:
% 26.04/4.38          (ssNder1_24r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 26.04/4.38           X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 26.04/4.38           X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21 @ X22 @ X23)),
% 26.04/4.38      inference('demod', [status(thm)],
% 26.04/4.38                [zip_derived_cl314, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.38                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.04/4.38                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.04/4.38                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257, 
% 26.04/4.38                 zip_derived_cl1310, zip_derived_cl1364, zip_derived_cl1419, 
% 26.04/4.38                 zip_derived_cl1478, zip_derived_cl1542, zip_derived_cl1606, 
% 26.04/4.38                 zip_derived_cl1682, zip_derived_cl1756, zip_derived_cl1830, 
% 26.04/4.38                 zip_derived_cl1898, zip_derived_cl1984, zip_derived_cl2060, 
% 26.04/4.38                 zip_derived_cl2161])).
% 26.04/4.38  thf(zip_derived_cl2450, plain,
% 26.04/4.38      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.04/4.38         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 26.04/4.38         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i, 
% 26.04/4.38         X21 : $i, X22 : $i, X23 : $i, X24 : $i]:
% 26.04/4.38          (ssNder1_25r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 26.04/4.38           X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 26.04/4.38           X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21 @ X22 @ X23 @ 
% 26.04/4.38           X24)),
% 26.04/4.38      inference('demod', [status(thm)],
% 26.04/4.38                [zip_derived_cl254, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.38                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.04/4.38                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.04/4.38                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257, 
% 26.04/4.38                 zip_derived_cl1310, zip_derived_cl1364, zip_derived_cl1419, 
% 26.04/4.38                 zip_derived_cl1478, zip_derived_cl1542, zip_derived_cl1606, 
% 26.04/4.38                 zip_derived_cl1682, zip_derived_cl1756, zip_derived_cl1830, 
% 26.04/4.38                 zip_derived_cl1898, zip_derived_cl1984, zip_derived_cl2060, 
% 26.04/4.38                 zip_derived_cl2161, zip_derived_cl2251])).
% 26.04/4.38  thf(zip_derived_cl2708, plain,
% 26.04/4.38      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.04/4.38         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 26.04/4.38         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i, 
% 26.04/4.38         X21 : $i, X22 : $i, X23 : $i, X24 : $i, X25 : $i]:
% 26.04/4.38         ( (ssPv7_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 26.04/4.38            X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 26.04/4.38            X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21)
% 26.04/4.38          | ~ (ssPv7_26r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ 
% 26.04/4.38               X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ 
% 26.04/4.38               X12 @ X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21 @ 
% 26.04/4.38               X22 @ X23 @ X24 @ X25))),
% 26.04/4.38      inference('demod', [status(thm)],
% 26.04/4.38                [zip_derived_cl143, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.38                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.04/4.38                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.04/4.38                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257, 
% 26.04/4.38                 zip_derived_cl1310, zip_derived_cl1364, zip_derived_cl1419, 
% 26.04/4.38                 zip_derived_cl1478, zip_derived_cl1542, zip_derived_cl1606, 
% 26.04/4.38                 zip_derived_cl1682, zip_derived_cl1756, zip_derived_cl1830, 
% 26.04/4.38                 zip_derived_cl1898, zip_derived_cl1984, zip_derived_cl2060, 
% 26.04/4.38                 zip_derived_cl2161, zip_derived_cl2251, zip_derived_cl2450])).
% 26.04/4.38  thf(zip_derived_cl2789, plain,
% 26.04/4.38      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.04/4.38         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 26.04/4.38         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i, 
% 26.04/4.38         X21 : $i, X22 : $i, X23 : $i, X24 : $i, X25 : $i]:
% 26.04/4.38         ( (ssPv6_23r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X25 @ 
% 26.04/4.38            X24 @ X23 @ X22 @ X21 @ X20 @ X19 @ X18 @ X17 @ X16 @ X15 @ X14 @ 
% 26.04/4.38            X13 @ X12 @ X11 @ X10 @ X9 @ X8 @ X7 @ X6 @ X5 @ X4 @ X3)
% 26.04/4.38          | ~ (ssPv13_26r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ 
% 26.04/4.38               X25 @ X24 @ X23 @ X22 @ X21 @ X20 @ X19 @ X18 @ X17 @ X16 @ 
% 26.04/4.38               X15 @ X14 @ X13 @ X12 @ X11 @ X10 @ X9 @ X8 @ X7 @ X6 @ X5 @ 
% 26.04/4.38               X4 @ X3 @ X2 @ X1 @ X0)
% 26.04/4.38          |  (ssPv18_26r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ 
% 26.04/4.38              X25 @ X24 @ X23 @ X22 @ X21 @ X20 @ X19 @ X18 @ X17 @ X16 @ 
% 26.04/4.38              X15 @ X14 @ X13 @ X12 @ X11 @ X10 @ X9 @ X8 @ X7 @ X6 @ X5 @ 
% 26.04/4.38              X4 @ X3 @ X2 @ X1 @ X0)
% 26.04/4.38          |  (ssPv16_26r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ 
% 26.04/4.38              X25 @ X24 @ X23 @ X22 @ X21 @ X20 @ X19 @ X18 @ X17 @ X16 @ 
% 26.04/4.38              X15 @ X14 @ X13 @ X12 @ X11 @ X10 @ X9 @ X8 @ X7 @ X6 @ X5 @ 
% 26.04/4.38              X4 @ X3 @ X2 @ X1 @ X0)
% 26.04/4.38          |  (ssPv20_26r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ 
% 26.04/4.38              X25 @ X24 @ X23 @ X22 @ X21 @ X20 @ X19 @ X18 @ X17 @ X16 @ 
% 26.04/4.38              X15 @ X14 @ X13 @ X12 @ X11 @ X10 @ X9 @ X8 @ X7 @ X6 @ X5 @ 
% 26.04/4.38              X4 @ X3 @ X2 @ X1 @ X0)
% 26.04/4.38          |  (ssPv7_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X25 @ 
% 26.04/4.38              X24 @ X23 @ X22 @ X21 @ X20 @ X19 @ X18 @ X17 @ X16 @ X15 @ 
% 26.04/4.38              X14 @ X13 @ X12 @ X11 @ X10 @ X9 @ X8 @ X7 @ X6 @ X5 @ X4))),
% 26.04/4.38      inference('sup-', [status(thm)], [zip_derived_cl2788, zip_derived_cl2708])).
% 26.04/4.38  thf(zip_derived_cl2790, plain,
% 26.04/4.38      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.04/4.38         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 26.04/4.38         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i, 
% 26.04/4.38         X21 : $i, X22 : $i, X23 : $i, X24 : $i, X25 : $i]:
% 26.04/4.38         (~ (ssPv13_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X25 @ X24 @ X23 @ 
% 26.04/4.38             X22 @ X21 @ X20 @ X19 @ X18 @ X17 @ X16 @ X15 @ X14 @ X13 @ X12 @ 
% 26.04/4.38             X11 @ X10)
% 26.04/4.38          |  (ssPv7_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X25 @ 
% 26.04/4.38              X24 @ X23 @ X22 @ X21 @ X20 @ X19 @ X18 @ X17 @ X16 @ X15 @ 
% 26.04/4.38              X14 @ X13 @ X12 @ X11 @ X10 @ X9 @ X8 @ X7 @ X6 @ X5 @ X4)
% 26.04/4.38          |  (ssPv20_26r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ 
% 26.04/4.38              X25 @ X24 @ X23 @ X22 @ X21 @ X20 @ X19 @ X18 @ X17 @ X16 @ 
% 26.04/4.38              X15 @ X14 @ X13 @ X12 @ X11 @ X10 @ X9 @ X8 @ X7 @ X6 @ X5 @ 
% 26.04/4.38              X4 @ X3 @ X2 @ X1 @ X0)
% 26.04/4.38          |  (ssPv16_26r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ 
% 26.04/4.38              X25 @ X24 @ X23 @ X22 @ X21 @ X20 @ X19 @ X18 @ X17 @ X16 @ 
% 26.04/4.38              X15 @ X14 @ X13 @ X12 @ X11 @ X10 @ X9 @ X8 @ X7 @ X6 @ X5 @ 
% 26.04/4.38              X4 @ X3 @ X2 @ X1 @ X0)
% 26.04/4.38          |  (ssPv18_26r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ 
% 26.04/4.38              X25 @ X24 @ X23 @ X22 @ X21 @ X20 @ X19 @ X18 @ X17 @ X16 @ 
% 26.04/4.38              X15 @ X14 @ X13 @ X12 @ X11 @ X10 @ X9 @ X8 @ X7 @ X6 @ X5 @ 
% 26.04/4.38              X4 @ X3 @ X2 @ X1 @ X0)
% 26.04/4.38          |  (ssPv6_23r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X25 @ 
% 26.04/4.38              X24 @ X23 @ X22 @ X21 @ X20 @ X19 @ X18 @ X17 @ X16 @ X15 @ 
% 26.04/4.38              X14 @ X13 @ X12 @ X11 @ X10 @ X9 @ X8 @ X7 @ X6 @ X5 @ X4 @ X3))),
% 26.04/4.38      inference('sup-', [status(thm)], [zip_derived_cl2703, zip_derived_cl2789])).
% 26.04/4.38  thf(clause840, conjecture,
% 26.04/4.38    (~( ( ssPv16_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.38          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) | 
% 26.04/4.38        ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 26.04/4.38        ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 26.04/4.38        ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 26.04/4.38        ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 26.04/4.38        ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 26.04/4.38        ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 26.04/4.38        ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 26.04/4.38        ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 26.04/4.38        ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 26.04/4.38        ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.38             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 26.04/4.38        ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.38             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 26.04/4.38        ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.38             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 26.04/4.38        ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.38             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 26.04/4.38        ( ~( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.38             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) | 
% 26.04/4.38        ( ~( ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.38             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) ) | 
% 26.04/4.38        ( ~( ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.38             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 26.04/4.38             X9 @ X10 ) ) | 
% 26.04/4.38        ( ~( ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.38             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 26.04/4.38             X9 @ X10 @ X11 ) ) | 
% 26.04/4.38        ( ~( ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.38             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 26.04/4.38             X9 @ X10 @ X11 @ X12 ) ) | 
% 26.04/4.38        ( ~( ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.38             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 26.04/4.38             X9 @ X10 @ X11 @ X12 @ X13 ) ) | 
% 26.04/4.38        ( ~( ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.38             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 26.04/4.38             X9 @ X10 @ X11 @ X12 @ X13 @ X14 ) ) | 
% 26.04/4.38        ( ~( ssNder1_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.38             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 26.04/4.38             X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 ) ) | 
% 26.04/4.38        ( ~( ssNder1_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.38             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 26.04/4.38             X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 ) ) | 
% 26.04/4.38        ( ~( ssNder1_23r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.38             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 26.04/4.38             X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 @ X17 ) ) | 
% 26.04/4.38        ( ~( ssNder1_24r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.38             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 26.04/4.38             X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 @ X17 @ X18 ) ) | 
% 26.04/4.38        ( ~( ssNder1_25r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.38             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 26.04/4.38             X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 ) ) | 
% 26.04/4.38        ( ~( ssPv16_26r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.38             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 26.04/4.38             X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ 
% 26.04/4.38             X20 ) ) ))).
% 26.04/4.38  thf(zf_stmt_33, negated_conjecture,
% 26.04/4.38    (( ssPv16_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.38       U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) | 
% 26.04/4.38     ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 26.04/4.38     ( ~( ssNder1_2r1r1 @ U @ V ) ) | ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 26.04/4.38     ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 26.04/4.38     ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 26.04/4.38     ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 26.04/4.38     ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 26.04/4.38     ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 26.04/4.38     ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 26.04/4.38     ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.38          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 26.04/4.38     ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.38          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 26.04/4.38     ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.38          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 26.04/4.38     ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.38          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 26.04/4.38     ( ~( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.38          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) | 
% 26.04/4.38     ( ~( ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.38          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) ) | 
% 26.04/4.38     ( ~( ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.38          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 26.04/4.38          X10 ) ) | 
% 26.04/4.38     ( ~( ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.38          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 26.04/4.38          X10 @ X11 ) ) | 
% 26.04/4.38     ( ~( ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.38          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 26.04/4.38          X10 @ X11 @ X12 ) ) | 
% 26.04/4.38     ( ~( ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.38          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 26.04/4.38          X10 @ X11 @ X12 @ X13 ) ) | 
% 26.04/4.38     ( ~( ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.38          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 26.04/4.38          X10 @ X11 @ X12 @ X13 @ X14 ) ) | 
% 26.04/4.38     ( ~( ssNder1_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.38          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 26.04/4.38          X10 @ X11 @ X12 @ X13 @ X14 @ X15 ) ) | 
% 26.04/4.38     ( ~( ssNder1_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.38          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 26.04/4.38          X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 ) ) | 
% 26.04/4.38     ( ~( ssNder1_23r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.38          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 26.04/4.38          X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 @ X17 ) ) | 
% 26.04/4.38     ( ~( ssNder1_24r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.38          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 26.04/4.38          X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 @ X17 @ X18 ) ) | 
% 26.04/4.38     ( ~( ssNder1_25r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.38          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 26.04/4.38          X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 ) ) | 
% 26.04/4.38     ( ~( ssPv16_26r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.38          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 26.04/4.38          X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 ) )),
% 26.04/4.38    inference('cnf.neg', [status(esa)], [clause840])).
% 26.04/4.38  thf(zip_derived_cl168, plain,
% 26.04/4.38      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.04/4.38         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 26.04/4.38         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i, 
% 26.04/4.38         X21 : $i, X22 : $i, X23 : $i, X24 : $i, X25 : $i]:
% 26.04/4.38         ( (ssPv16_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 26.04/4.38            X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)
% 26.04/4.38          | ~ (ssNder1_0)
% 26.04/4.38          | ~ (ssNder1_1r1 @ X0)
% 26.04/4.38          | ~ (ssNder1_2r1r1 @ X0 @ X1)
% 26.04/4.38          | ~ (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)
% 26.04/4.38          | ~ (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)
% 26.04/4.38          | ~ (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)
% 26.04/4.38          | ~ (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)
% 26.04/4.38          | ~ (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)
% 26.04/4.38          | ~ (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 26.04/4.38               X7)
% 26.04/4.38          | ~ (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 26.04/4.38               X6 @ X7 @ X8)
% 26.04/4.38          | ~ (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 26.04/4.38               X6 @ X7 @ X8 @ X9)
% 26.04/4.38          | ~ (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 26.04/4.38               X5 @ X6 @ X7 @ X8 @ X9 @ X10)
% 26.04/4.38          | ~ (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 26.04/4.38               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11)
% 26.04/4.38          | ~ (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 26.04/4.38               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)
% 26.04/4.38          | ~ (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 26.04/4.38               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)
% 26.04/4.38          | ~ (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 26.04/4.38               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)
% 26.04/4.38          | ~ (ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 26.04/4.38               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 26.04/4.38               X14 @ X15)
% 26.04/4.38          | ~ (ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 26.04/4.38               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 26.04/4.38               X14 @ X15 @ X16)
% 26.04/4.38          | ~ (ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 26.04/4.38               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 26.04/4.38               X14 @ X15 @ X16 @ X17)
% 26.04/4.38          | ~ (ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 26.04/4.38               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 26.04/4.38               X14 @ X15 @ X16 @ X17 @ X18)
% 26.04/4.38          | ~ (ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 26.04/4.38               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 26.04/4.38               X14 @ X15 @ X16 @ X17 @ X18 @ X19)
% 26.04/4.38          | ~ (ssNder1_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 26.04/4.38               X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 26.04/4.38               X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20)
% 26.04/4.38          | ~ (ssNder1_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 26.04/4.38               X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 26.04/4.38               X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21)
% 26.04/4.38          | ~ (ssNder1_23r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 26.04/4.38               X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 26.04/4.38               X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21 @ X22)
% 26.04/4.38          | ~ (ssNder1_24r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ 
% 26.04/4.38               X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ 
% 26.04/4.38               X12 @ X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21 @ 
% 26.04/4.38               X22 @ X23)
% 26.04/4.38          | ~ (ssNder1_25r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ 
% 26.04/4.38               X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ 
% 26.04/4.38               X12 @ X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21 @ 
% 26.04/4.38               X22 @ X23 @ X24)
% 26.04/4.38          | ~ (ssPv16_26r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ 
% 26.04/4.38               X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ 
% 26.04/4.38               X12 @ X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21 @ 
% 26.04/4.38               X22 @ X23 @ X24 @ X25))),
% 26.04/4.38      inference('cnf', [status(esa)], [zf_stmt_33])).
% 26.04/4.38  thf(zip_derived_cl1007, plain, ( (ssNder1_0)),
% 26.04/4.38      inference('cnf', [status(esa)], [zf_stmt_1])).
% 26.04/4.38  thf(zip_derived_cl1013, plain, (![X0 : $i]:  (ssNder1_1r1 @ X0)),
% 26.04/4.38      inference('demod', [status(thm)],
% 26.04/4.38                [zip_derived_cl1006, zip_derived_cl1007])).
% 26.04/4.38  thf(zip_derived_cl1014, plain,
% 26.04/4.38      (![X0 : $i, X1 : $i]:  (ssNder1_2r1r1 @ X0 @ X1)),
% 26.04/4.38      inference('demod', [status(thm)],
% 26.04/4.38                [zip_derived_cl1005, zip_derived_cl1007, zip_derived_cl1013])).
% 26.04/4.38  thf(zip_derived_cl1019, plain,
% 26.04/4.38      (![X0 : $i, X1 : $i, X2 : $i]:  (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)),
% 26.04/4.38      inference('demod', [status(thm)],
% 26.04/4.38                [zip_derived_cl999, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.38                 zip_derived_cl1014])).
% 26.04/4.38  thf(zip_derived_cl1038, plain,
% 26.04/4.38      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 26.04/4.38          (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)),
% 26.04/4.38      inference('demod', [status(thm)],
% 26.04/4.38                [zip_derived_cl991, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.38                 zip_derived_cl1014, zip_derived_cl1019])).
% 26.04/4.38  thf(zip_derived_cl1058, plain,
% 26.04/4.38      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 26.04/4.38          (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)),
% 26.04/4.38      inference('demod', [status(thm)],
% 26.04/4.38                [zip_derived_cl973, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.38                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038])).
% 26.04/4.38  thf(zip_derived_cl1082, plain,
% 26.04/4.38      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 26.04/4.38          (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)),
% 26.04/4.38      inference('demod', [status(thm)],
% 26.04/4.38                [zip_derived_cl959, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.38                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.04/4.38                 zip_derived_cl1058])).
% 26.04/4.38  thf(zip_derived_cl1121, plain,
% 26.04/4.38      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i]:
% 26.04/4.38          (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)),
% 26.04/4.38      inference('demod', [status(thm)],
% 26.04/4.38                [zip_derived_cl938, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.38                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.04/4.38                 zip_derived_cl1058, zip_derived_cl1082])).
% 26.04/4.38  thf(zip_derived_cl1162, plain,
% 26.04/4.38      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, X7 : $i]:
% 26.04/4.38          (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7)),
% 26.04/4.38      inference('demod', [status(thm)],
% 26.04/4.38                [zip_derived_cl912, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.38                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.04/4.38                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121])).
% 26.04/4.38  thf(zip_derived_cl1209, plain,
% 26.04/4.38      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.04/4.38         X7 : $i, X8 : $i]:
% 26.04/4.38          (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 26.04/4.38           X7 @ X8)),
% 26.04/4.38      inference('demod', [status(thm)],
% 26.04/4.38                [zip_derived_cl889, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.38                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.04/4.38                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.04/4.38                 zip_derived_cl1162])).
% 26.04/4.38  thf(zip_derived_cl1257, plain,
% 26.04/4.38      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.04/4.38         X7 : $i, X8 : $i, X9 : $i]:
% 26.04/4.38          (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 26.04/4.38           X7 @ X8 @ X9)),
% 26.04/4.38      inference('demod', [status(thm)],
% 26.04/4.38                [zip_derived_cl861, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.38                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.04/4.38                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.04/4.38                 zip_derived_cl1162, zip_derived_cl1209])).
% 26.04/4.38  thf(zip_derived_cl1310, plain,
% 26.04/4.38      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.04/4.38         X7 : $i, X8 : $i, X9 : $i, X10 : $i]:
% 26.04/4.38          (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 26.04/4.38           X6 @ X7 @ X8 @ X9 @ X10)),
% 26.04/4.38      inference('demod', [status(thm)],
% 26.04/4.38                [zip_derived_cl832, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.38                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.04/4.38                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.04/4.38                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257])).
% 26.04/4.38  thf(zip_derived_cl1364, plain,
% 26.04/4.38      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.04/4.38         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i]:
% 26.04/4.38          (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 26.04/4.38           X6 @ X7 @ X8 @ X9 @ X10 @ X11)),
% 26.04/4.38      inference('demod', [status(thm)],
% 26.04/4.38                [zip_derived_cl807, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.38                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.04/4.38                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.04/4.38                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257, 
% 26.04/4.38                 zip_derived_cl1310])).
% 26.04/4.38  thf(zip_derived_cl1419, plain,
% 26.04/4.38      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.04/4.38         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i]:
% 26.04/4.38          (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 26.04/4.38           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)),
% 26.04/4.38      inference('demod', [status(thm)],
% 26.04/4.38                [zip_derived_cl774, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.38                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.04/4.38                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.04/4.38                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257, 
% 26.04/4.38                 zip_derived_cl1310, zip_derived_cl1364])).
% 26.04/4.38  thf(zip_derived_cl1478, plain,
% 26.04/4.38      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.04/4.38         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i]:
% 26.04/4.38          (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 26.04/4.38           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)),
% 26.04/4.38      inference('demod', [status(thm)],
% 26.04/4.38                [zip_derived_cl738, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.38                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.04/4.38                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.04/4.38                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257, 
% 26.04/4.38                 zip_derived_cl1310, zip_derived_cl1364, zip_derived_cl1419])).
% 26.04/4.38  thf(zip_derived_cl1542, plain,
% 26.04/4.38      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.04/4.38         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 26.04/4.38         X14 : $i]:
% 26.04/4.38          (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 26.04/4.38           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)),
% 26.04/4.38      inference('demod', [status(thm)],
% 26.04/4.38                [zip_derived_cl705, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.38                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.04/4.38                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.04/4.38                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257, 
% 26.04/4.38                 zip_derived_cl1310, zip_derived_cl1364, zip_derived_cl1419, 
% 26.04/4.38                 zip_derived_cl1478])).
% 26.04/4.38  thf(zip_derived_cl1606, plain,
% 26.04/4.38      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.04/4.38         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 26.04/4.38         X14 : $i, X15 : $i]:
% 26.04/4.38          (ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 26.04/4.38           X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15)),
% 26.04/4.38      inference('demod', [status(thm)],
% 26.04/4.38                [zip_derived_cl664, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.38                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.04/4.38                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.04/4.38                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257, 
% 26.04/4.38                 zip_derived_cl1310, zip_derived_cl1364, zip_derived_cl1419, 
% 26.04/4.38                 zip_derived_cl1478, zip_derived_cl1542])).
% 26.04/4.38  thf(zip_derived_cl1682, plain,
% 26.04/4.38      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.04/4.38         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 26.04/4.38         X14 : $i, X15 : $i, X16 : $i]:
% 26.04/4.38          (ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 26.04/4.38           X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ 
% 26.04/4.38           X16)),
% 26.04/4.38      inference('demod', [status(thm)],
% 26.04/4.38                [zip_derived_cl628, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.38                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.04/4.38                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.04/4.38                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257, 
% 26.04/4.38                 zip_derived_cl1310, zip_derived_cl1364, zip_derived_cl1419, 
% 26.04/4.38                 zip_derived_cl1478, zip_derived_cl1542, zip_derived_cl1606])).
% 26.04/4.38  thf(zip_derived_cl1756, plain,
% 26.04/4.38      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.04/4.38         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 26.04/4.38         X14 : $i, X15 : $i, X16 : $i, X17 : $i]:
% 26.04/4.38          (ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 26.04/4.38           X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 26.04/4.38           X15 @ X16 @ X17)),
% 26.04/4.38      inference('demod', [status(thm)],
% 26.04/4.38                [zip_derived_cl591, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.38                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.04/4.38                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.04/4.38                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257, 
% 26.04/4.38                 zip_derived_cl1310, zip_derived_cl1364, zip_derived_cl1419, 
% 26.04/4.38                 zip_derived_cl1478, zip_derived_cl1542, zip_derived_cl1606, 
% 26.04/4.38                 zip_derived_cl1682])).
% 26.04/4.38  thf(zip_derived_cl1830, plain,
% 26.04/4.38      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.04/4.38         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 26.04/4.38         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i]:
% 26.04/4.38          (ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 26.04/4.38           X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 26.04/4.38           X15 @ X16 @ X17 @ X18)),
% 26.04/4.38      inference('demod', [status(thm)],
% 26.04/4.38                [zip_derived_cl551, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.38                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.04/4.38                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.04/4.38                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257, 
% 26.04/4.38                 zip_derived_cl1310, zip_derived_cl1364, zip_derived_cl1419, 
% 26.04/4.38                 zip_derived_cl1478, zip_derived_cl1542, zip_derived_cl1606, 
% 26.04/4.38                 zip_derived_cl1682, zip_derived_cl1756])).
% 26.04/4.38  thf(zip_derived_cl1898, plain,
% 26.04/4.38      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.04/4.38         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 26.04/4.38         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i]:
% 26.04/4.38          (ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 26.04/4.38           X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 26.04/4.38           X15 @ X16 @ X17 @ X18 @ X19)),
% 26.04/4.38      inference('demod', [status(thm)],
% 26.04/4.38                [zip_derived_cl510, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.38                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.04/4.38                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.04/4.38                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257, 
% 26.04/4.38                 zip_derived_cl1310, zip_derived_cl1364, zip_derived_cl1419, 
% 26.04/4.38                 zip_derived_cl1478, zip_derived_cl1542, zip_derived_cl1606, 
% 26.04/4.38                 zip_derived_cl1682, zip_derived_cl1756, zip_derived_cl1830])).
% 26.04/4.38  thf(zip_derived_cl1984, plain,
% 26.04/4.38      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.04/4.38         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 26.04/4.38         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i]:
% 26.04/4.38          (ssNder1_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 26.04/4.38           X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 26.04/4.38           X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20)),
% 26.04/4.38      inference('demod', [status(thm)],
% 26.04/4.38                [zip_derived_cl462, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.38                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.04/4.38                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.04/4.38                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257, 
% 26.04/4.38                 zip_derived_cl1310, zip_derived_cl1364, zip_derived_cl1419, 
% 26.04/4.38                 zip_derived_cl1478, zip_derived_cl1542, zip_derived_cl1606, 
% 26.04/4.38                 zip_derived_cl1682, zip_derived_cl1756, zip_derived_cl1830, 
% 26.04/4.38                 zip_derived_cl1898])).
% 26.04/4.38  thf(zip_derived_cl2060, plain,
% 26.04/4.38      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.04/4.38         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 26.04/4.38         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i, 
% 26.04/4.38         X21 : $i]:
% 26.04/4.38          (ssNder1_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 26.04/4.38           X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 26.04/4.38           X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21)),
% 26.04/4.38      inference('demod', [status(thm)],
% 26.04/4.38                [zip_derived_cl417, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.38                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.04/4.38                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.04/4.38                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257, 
% 26.04/4.38                 zip_derived_cl1310, zip_derived_cl1364, zip_derived_cl1419, 
% 26.04/4.38                 zip_derived_cl1478, zip_derived_cl1542, zip_derived_cl1606, 
% 26.04/4.38                 zip_derived_cl1682, zip_derived_cl1756, zip_derived_cl1830, 
% 26.04/4.38                 zip_derived_cl1898, zip_derived_cl1984])).
% 26.04/4.38  thf(zip_derived_cl2161, plain,
% 26.04/4.38      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.04/4.38         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 26.04/4.38         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i, 
% 26.04/4.38         X21 : $i, X22 : $i]:
% 26.04/4.38          (ssNder1_23r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 26.04/4.38           X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 26.04/4.38           X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21 @ X22)),
% 26.04/4.38      inference('demod', [status(thm)],
% 26.04/4.38                [zip_derived_cl365, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.38                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.04/4.38                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.04/4.38                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257, 
% 26.04/4.38                 zip_derived_cl1310, zip_derived_cl1364, zip_derived_cl1419, 
% 26.04/4.38                 zip_derived_cl1478, zip_derived_cl1542, zip_derived_cl1606, 
% 26.04/4.38                 zip_derived_cl1682, zip_derived_cl1756, zip_derived_cl1830, 
% 26.04/4.38                 zip_derived_cl1898, zip_derived_cl1984, zip_derived_cl2060])).
% 26.04/4.38  thf(zip_derived_cl2251, plain,
% 26.04/4.38      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.04/4.38         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 26.04/4.38         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i, 
% 26.04/4.38         X21 : $i, X22 : $i, X23 : $i]:
% 26.04/4.38          (ssNder1_24r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 26.04/4.38           X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 26.04/4.38           X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21 @ X22 @ X23)),
% 26.04/4.38      inference('demod', [status(thm)],
% 26.04/4.38                [zip_derived_cl314, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.38                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.04/4.38                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.04/4.38                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257, 
% 26.04/4.38                 zip_derived_cl1310, zip_derived_cl1364, zip_derived_cl1419, 
% 26.04/4.38                 zip_derived_cl1478, zip_derived_cl1542, zip_derived_cl1606, 
% 26.04/4.38                 zip_derived_cl1682, zip_derived_cl1756, zip_derived_cl1830, 
% 26.04/4.38                 zip_derived_cl1898, zip_derived_cl1984, zip_derived_cl2060, 
% 26.04/4.38                 zip_derived_cl2161])).
% 26.04/4.38  thf(zip_derived_cl2450, plain,
% 26.04/4.38      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.04/4.38         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 26.04/4.38         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i, 
% 26.04/4.38         X21 : $i, X22 : $i, X23 : $i, X24 : $i]:
% 26.04/4.38          (ssNder1_25r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 26.04/4.38           X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 26.04/4.38           X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21 @ X22 @ X23 @ 
% 26.04/4.38           X24)),
% 26.04/4.38      inference('demod', [status(thm)],
% 26.04/4.38                [zip_derived_cl254, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.38                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.04/4.38                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.04/4.38                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257, 
% 26.04/4.38                 zip_derived_cl1310, zip_derived_cl1364, zip_derived_cl1419, 
% 26.04/4.38                 zip_derived_cl1478, zip_derived_cl1542, zip_derived_cl1606, 
% 26.04/4.38                 zip_derived_cl1682, zip_derived_cl1756, zip_derived_cl1830, 
% 26.04/4.38                 zip_derived_cl1898, zip_derived_cl1984, zip_derived_cl2060, 
% 26.04/4.38                 zip_derived_cl2161, zip_derived_cl2251])).
% 26.04/4.38  thf(zip_derived_cl2575, plain,
% 26.04/4.38      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.04/4.38         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 26.04/4.38         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i, 
% 26.04/4.38         X21 : $i, X22 : $i, X23 : $i, X24 : $i, X25 : $i]:
% 26.04/4.38         ( (ssPv16_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 26.04/4.38            X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)
% 26.04/4.38          | ~ (ssPv16_26r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ 
% 26.04/4.38               X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ 
% 26.04/4.38               X12 @ X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21 @ 
% 26.04/4.38               X22 @ X23 @ X24 @ X25))),
% 26.04/4.38      inference('demod', [status(thm)],
% 26.04/4.38                [zip_derived_cl168, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.38                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.04/4.38                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.04/4.38                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257, 
% 26.04/4.38                 zip_derived_cl1310, zip_derived_cl1364, zip_derived_cl1419, 
% 26.04/4.38                 zip_derived_cl1478, zip_derived_cl1542, zip_derived_cl1606, 
% 26.04/4.38                 zip_derived_cl1682, zip_derived_cl1756, zip_derived_cl1830, 
% 26.04/4.38                 zip_derived_cl1898, zip_derived_cl1984, zip_derived_cl2060, 
% 26.04/4.38                 zip_derived_cl2161, zip_derived_cl2251, zip_derived_cl2450])).
% 26.04/4.38  thf(zip_derived_cl2791, plain,
% 26.04/4.38      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.04/4.38         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 26.04/4.38         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i, 
% 26.04/4.38         X21 : $i, X22 : $i, X23 : $i, X24 : $i, X25 : $i]:
% 26.04/4.38         ( (ssPv6_23r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X25 @ 
% 26.04/4.38            X24 @ X23 @ X22 @ X21 @ X20 @ X19 @ X18 @ X17 @ X16 @ X15 @ X14 @ 
% 26.04/4.38            X13 @ X12 @ X11 @ X10 @ X9 @ X8 @ X7 @ X6 @ X5 @ X4 @ X3)
% 26.04/4.38          |  (ssPv18_26r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ 
% 26.04/4.38              X25 @ X24 @ X23 @ X22 @ X21 @ X20 @ X19 @ X18 @ X17 @ X16 @ 
% 26.04/4.38              X15 @ X14 @ X13 @ X12 @ X11 @ X10 @ X9 @ X8 @ X7 @ X6 @ X5 @ 
% 26.04/4.38              X4 @ X3 @ X2 @ X1 @ X0)
% 26.04/4.38          |  (ssPv20_26r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ 
% 26.04/4.38              X25 @ X24 @ X23 @ X22 @ X21 @ X20 @ X19 @ X18 @ X17 @ X16 @ 
% 26.04/4.38              X15 @ X14 @ X13 @ X12 @ X11 @ X10 @ X9 @ X8 @ X7 @ X6 @ X5 @ 
% 26.04/4.38              X4 @ X3 @ X2 @ X1 @ X0)
% 26.04/4.38          |  (ssPv7_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X25 @ 
% 26.04/4.38              X24 @ X23 @ X22 @ X21 @ X20 @ X19 @ X18 @ X17 @ X16 @ X15 @ 
% 26.04/4.38              X14 @ X13 @ X12 @ X11 @ X10 @ X9 @ X8 @ X7 @ X6 @ X5 @ X4)
% 26.04/4.38          | ~ (ssPv13_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X25 @ X24 @ X23 @ 
% 26.04/4.38               X22 @ X21 @ X20 @ X19 @ X18 @ X17 @ X16 @ X15 @ X14 @ X13 @ 
% 26.04/4.38               X12 @ X11 @ X10)
% 26.04/4.38          |  (ssPv16_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X25 @ X24 @ X23 @ X22 @ 
% 26.04/4.38              X21 @ X20 @ X19 @ X18 @ X17 @ X16 @ X15 @ X14 @ X13))),
% 26.04/4.38      inference('sup-', [status(thm)], [zip_derived_cl2790, zip_derived_cl2575])).
% 26.04/4.38  thf(clause836, conjecture,
% 26.04/4.38    (~( ( ssPv18_11r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.38          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) | 
% 26.04/4.38        ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 26.04/4.38        ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 26.04/4.38        ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 26.04/4.38        ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 26.04/4.38        ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 26.04/4.38        ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 26.04/4.38        ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 26.04/4.38        ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 26.04/4.38        ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 26.04/4.38        ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.38             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 26.04/4.38        ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.38             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 26.04/4.38        ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.38             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 26.04/4.38        ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.38             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 26.04/4.38        ( ~( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.38             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) | 
% 26.04/4.38        ( ~( ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.38             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) ) | 
% 26.04/4.38        ( ~( ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.38             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 26.04/4.38             X9 @ X10 ) ) | 
% 26.04/4.38        ( ~( ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.38             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 26.04/4.38             X9 @ X10 @ X11 ) ) | 
% 26.04/4.38        ( ~( ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.38             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 26.04/4.38             X9 @ X10 @ X11 @ X12 ) ) | 
% 26.04/4.38        ( ~( ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.38             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 26.04/4.38             X9 @ X10 @ X11 @ X12 @ X13 ) ) | 
% 26.04/4.38        ( ~( ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.38             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 26.04/4.38             X9 @ X10 @ X11 @ X12 @ X13 @ X14 ) ) | 
% 26.04/4.38        ( ~( ssNder1_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.38             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 26.04/4.38             X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 ) ) | 
% 26.04/4.38        ( ~( ssNder1_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.38             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 26.04/4.38             X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 ) ) | 
% 26.04/4.38        ( ~( ssNder1_23r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.38             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 26.04/4.38             X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 @ X17 ) ) | 
% 26.04/4.38        ( ~( ssNder1_24r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.38             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 26.04/4.38             X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 @ X17 @ X18 ) ) | 
% 26.04/4.38        ( ~( ssNder1_25r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.38             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 26.04/4.38             X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 ) ) | 
% 26.04/4.38        ( ~( ssPv18_26r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.38             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 26.04/4.38             X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ 
% 26.04/4.38             X20 ) ) ))).
% 26.04/4.38  thf(zf_stmt_34, negated_conjecture,
% 26.04/4.38    (( ssPv18_11r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.38       U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) | 
% 26.04/4.38     ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 26.04/4.38     ( ~( ssNder1_2r1r1 @ U @ V ) ) | ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 26.04/4.38     ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 26.04/4.38     ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 26.04/4.38     ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 26.04/4.38     ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 26.04/4.38     ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 26.04/4.38     ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 26.04/4.38     ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.38          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 26.04/4.38     ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.38          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 26.04/4.38     ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.38          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 26.04/4.38     ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.38          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 26.04/4.38     ( ~( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.38          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) | 
% 26.04/4.38     ( ~( ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.38          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) ) | 
% 26.04/4.38     ( ~( ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.38          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 26.04/4.38          X10 ) ) | 
% 26.04/4.38     ( ~( ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.38          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 26.04/4.38          X10 @ X11 ) ) | 
% 26.04/4.38     ( ~( ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.38          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 26.04/4.38          X10 @ X11 @ X12 ) ) | 
% 26.04/4.38     ( ~( ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.38          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 26.04/4.38          X10 @ X11 @ X12 @ X13 ) ) | 
% 26.04/4.38     ( ~( ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.38          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 26.04/4.38          X10 @ X11 @ X12 @ X13 @ X14 ) ) | 
% 26.04/4.38     ( ~( ssNder1_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.38          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 26.04/4.38          X10 @ X11 @ X12 @ X13 @ X14 @ X15 ) ) | 
% 26.04/4.38     ( ~( ssNder1_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.38          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 26.04/4.38          X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 ) ) | 
% 26.04/4.38     ( ~( ssNder1_23r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.38          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 26.04/4.38          X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 @ X17 ) ) | 
% 26.04/4.38     ( ~( ssNder1_24r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.38          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 26.04/4.38          X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 @ X17 @ X18 ) ) | 
% 26.04/4.38     ( ~( ssNder1_25r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.38          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 26.04/4.38          X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 ) ) | 
% 26.04/4.38     ( ~( ssPv18_26r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.38          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 26.04/4.38          X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 ) )),
% 26.04/4.38    inference('cnf.neg', [status(esa)], [clause836])).
% 26.04/4.38  thf(zip_derived_cl172, plain,
% 26.04/4.38      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.04/4.38         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 26.04/4.38         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i, 
% 26.04/4.38         X21 : $i, X22 : $i, X23 : $i, X24 : $i, X25 : $i]:
% 26.04/4.38         ( (ssPv18_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 26.04/4.38            X6 @ X7 @ X8 @ X9 @ X10)
% 26.04/4.38          | ~ (ssNder1_0)
% 26.04/4.38          | ~ (ssNder1_1r1 @ X0)
% 26.04/4.38          | ~ (ssNder1_2r1r1 @ X0 @ X1)
% 26.04/4.38          | ~ (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)
% 26.04/4.38          | ~ (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)
% 26.04/4.38          | ~ (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)
% 26.04/4.38          | ~ (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)
% 26.04/4.38          | ~ (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)
% 26.04/4.38          | ~ (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 26.04/4.38               X7)
% 26.04/4.38          | ~ (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 26.04/4.38               X6 @ X7 @ X8)
% 26.04/4.38          | ~ (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 26.04/4.38               X6 @ X7 @ X8 @ X9)
% 26.04/4.38          | ~ (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 26.04/4.38               X5 @ X6 @ X7 @ X8 @ X9 @ X10)
% 26.04/4.38          | ~ (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 26.04/4.38               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11)
% 26.04/4.38          | ~ (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 26.04/4.38               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)
% 26.04/4.38          | ~ (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 26.04/4.38               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)
% 26.04/4.38          | ~ (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 26.04/4.38               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)
% 26.04/4.38          | ~ (ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 26.04/4.38               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 26.04/4.38               X14 @ X15)
% 26.04/4.38          | ~ (ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 26.04/4.38               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 26.04/4.38               X14 @ X15 @ X16)
% 26.04/4.38          | ~ (ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 26.04/4.38               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 26.04/4.38               X14 @ X15 @ X16 @ X17)
% 26.04/4.38          | ~ (ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 26.04/4.38               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 26.04/4.38               X14 @ X15 @ X16 @ X17 @ X18)
% 26.04/4.38          | ~ (ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 26.04/4.38               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 26.04/4.38               X14 @ X15 @ X16 @ X17 @ X18 @ X19)
% 26.04/4.38          | ~ (ssNder1_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 26.04/4.38               X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 26.04/4.38               X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20)
% 26.04/4.38          | ~ (ssNder1_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 26.04/4.38               X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 26.04/4.38               X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21)
% 26.04/4.38          | ~ (ssNder1_23r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 26.04/4.38               X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 26.04/4.38               X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21 @ X22)
% 26.04/4.38          | ~ (ssNder1_24r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ 
% 26.04/4.38               X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ 
% 26.04/4.38               X12 @ X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21 @ 
% 26.04/4.38               X22 @ X23)
% 26.04/4.38          | ~ (ssNder1_25r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ 
% 26.04/4.38               X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ 
% 26.04/4.38               X12 @ X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21 @ 
% 26.04/4.38               X22 @ X23 @ X24)
% 26.04/4.38          | ~ (ssPv18_26r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ 
% 26.04/4.38               X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ 
% 26.04/4.38               X12 @ X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21 @ 
% 26.04/4.38               X22 @ X23 @ X24 @ X25))),
% 26.04/4.38      inference('cnf', [status(esa)], [zf_stmt_34])).
% 26.04/4.38  thf(zip_derived_cl1007, plain, ( (ssNder1_0)),
% 26.04/4.38      inference('cnf', [status(esa)], [zf_stmt_1])).
% 26.04/4.38  thf(zip_derived_cl1013, plain, (![X0 : $i]:  (ssNder1_1r1 @ X0)),
% 26.04/4.38      inference('demod', [status(thm)],
% 26.04/4.38                [zip_derived_cl1006, zip_derived_cl1007])).
% 26.04/4.38  thf(zip_derived_cl1014, plain,
% 26.04/4.38      (![X0 : $i, X1 : $i]:  (ssNder1_2r1r1 @ X0 @ X1)),
% 26.04/4.38      inference('demod', [status(thm)],
% 26.04/4.38                [zip_derived_cl1005, zip_derived_cl1007, zip_derived_cl1013])).
% 26.04/4.38  thf(zip_derived_cl1019, plain,
% 26.04/4.38      (![X0 : $i, X1 : $i, X2 : $i]:  (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)),
% 26.04/4.38      inference('demod', [status(thm)],
% 26.04/4.38                [zip_derived_cl999, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.38                 zip_derived_cl1014])).
% 26.04/4.38  thf(zip_derived_cl1038, plain,
% 26.04/4.38      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 26.04/4.38          (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)),
% 26.04/4.38      inference('demod', [status(thm)],
% 26.04/4.38                [zip_derived_cl991, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.38                 zip_derived_cl1014, zip_derived_cl1019])).
% 26.04/4.38  thf(zip_derived_cl1058, plain,
% 26.04/4.38      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 26.04/4.38          (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)),
% 26.04/4.38      inference('demod', [status(thm)],
% 26.04/4.38                [zip_derived_cl973, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.38                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038])).
% 26.04/4.38  thf(zip_derived_cl1082, plain,
% 26.04/4.38      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 26.04/4.38          (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)),
% 26.04/4.38      inference('demod', [status(thm)],
% 26.04/4.38                [zip_derived_cl959, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.38                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.04/4.38                 zip_derived_cl1058])).
% 26.04/4.38  thf(zip_derived_cl1121, plain,
% 26.04/4.38      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i]:
% 26.04/4.38          (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)),
% 26.04/4.38      inference('demod', [status(thm)],
% 26.04/4.38                [zip_derived_cl938, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.38                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.04/4.38                 zip_derived_cl1058, zip_derived_cl1082])).
% 26.04/4.38  thf(zip_derived_cl1162, plain,
% 26.04/4.38      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, X7 : $i]:
% 26.04/4.38          (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7)),
% 26.04/4.38      inference('demod', [status(thm)],
% 26.04/4.38                [zip_derived_cl912, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.38                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.04/4.38                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121])).
% 26.04/4.38  thf(zip_derived_cl1209, plain,
% 26.04/4.38      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.04/4.38         X7 : $i, X8 : $i]:
% 26.04/4.38          (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 26.04/4.38           X7 @ X8)),
% 26.04/4.38      inference('demod', [status(thm)],
% 26.04/4.38                [zip_derived_cl889, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.38                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.04/4.38                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.04/4.38                 zip_derived_cl1162])).
% 26.04/4.38  thf(zip_derived_cl1257, plain,
% 26.04/4.38      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.04/4.38         X7 : $i, X8 : $i, X9 : $i]:
% 26.04/4.38          (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 26.04/4.38           X7 @ X8 @ X9)),
% 26.04/4.38      inference('demod', [status(thm)],
% 26.04/4.38                [zip_derived_cl861, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.38                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.04/4.38                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.04/4.38                 zip_derived_cl1162, zip_derived_cl1209])).
% 26.04/4.38  thf(zip_derived_cl1310, plain,
% 26.04/4.38      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.04/4.38         X7 : $i, X8 : $i, X9 : $i, X10 : $i]:
% 26.04/4.38          (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 26.04/4.38           X6 @ X7 @ X8 @ X9 @ X10)),
% 26.04/4.38      inference('demod', [status(thm)],
% 26.04/4.38                [zip_derived_cl832, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.38                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.04/4.38                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.04/4.38                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257])).
% 26.04/4.38  thf(zip_derived_cl1364, plain,
% 26.04/4.38      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.04/4.38         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i]:
% 26.04/4.38          (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 26.04/4.38           X6 @ X7 @ X8 @ X9 @ X10 @ X11)),
% 26.04/4.38      inference('demod', [status(thm)],
% 26.04/4.38                [zip_derived_cl807, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.38                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.04/4.38                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.04/4.38                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257, 
% 26.04/4.38                 zip_derived_cl1310])).
% 26.04/4.38  thf(zip_derived_cl1419, plain,
% 26.04/4.38      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.04/4.38         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i]:
% 26.04/4.38          (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 26.04/4.38           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)),
% 26.04/4.38      inference('demod', [status(thm)],
% 26.04/4.38                [zip_derived_cl774, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.38                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.04/4.38                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.04/4.38                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257, 
% 26.04/4.38                 zip_derived_cl1310, zip_derived_cl1364])).
% 26.04/4.38  thf(zip_derived_cl1478, plain,
% 26.04/4.38      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.04/4.38         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i]:
% 26.04/4.38          (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 26.04/4.38           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)),
% 26.04/4.38      inference('demod', [status(thm)],
% 26.04/4.38                [zip_derived_cl738, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.38                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.04/4.38                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.04/4.38                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257, 
% 26.04/4.38                 zip_derived_cl1310, zip_derived_cl1364, zip_derived_cl1419])).
% 26.04/4.38  thf(zip_derived_cl1542, plain,
% 26.04/4.38      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.04/4.38         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 26.04/4.38         X14 : $i]:
% 26.04/4.38          (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 26.04/4.38           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)),
% 26.04/4.38      inference('demod', [status(thm)],
% 26.04/4.38                [zip_derived_cl705, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.38                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.04/4.38                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.04/4.38                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257, 
% 26.04/4.38                 zip_derived_cl1310, zip_derived_cl1364, zip_derived_cl1419, 
% 26.04/4.38                 zip_derived_cl1478])).
% 26.04/4.38  thf(zip_derived_cl1606, plain,
% 26.04/4.38      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.04/4.38         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 26.04/4.38         X14 : $i, X15 : $i]:
% 26.04/4.38          (ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 26.04/4.38           X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15)),
% 26.04/4.38      inference('demod', [status(thm)],
% 26.04/4.38                [zip_derived_cl664, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.38                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.04/4.38                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.04/4.38                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257, 
% 26.04/4.38                 zip_derived_cl1310, zip_derived_cl1364, zip_derived_cl1419, 
% 26.04/4.38                 zip_derived_cl1478, zip_derived_cl1542])).
% 26.04/4.38  thf(zip_derived_cl1682, plain,
% 26.04/4.38      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.04/4.38         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 26.04/4.38         X14 : $i, X15 : $i, X16 : $i]:
% 26.04/4.38          (ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 26.04/4.38           X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ 
% 26.04/4.38           X16)),
% 26.04/4.38      inference('demod', [status(thm)],
% 26.04/4.38                [zip_derived_cl628, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.38                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.04/4.38                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.04/4.38                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257, 
% 26.04/4.38                 zip_derived_cl1310, zip_derived_cl1364, zip_derived_cl1419, 
% 26.04/4.38                 zip_derived_cl1478, zip_derived_cl1542, zip_derived_cl1606])).
% 26.04/4.38  thf(zip_derived_cl1756, plain,
% 26.04/4.38      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.04/4.38         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 26.04/4.38         X14 : $i, X15 : $i, X16 : $i, X17 : $i]:
% 26.04/4.38          (ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 26.04/4.38           X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 26.04/4.38           X15 @ X16 @ X17)),
% 26.04/4.38      inference('demod', [status(thm)],
% 26.04/4.38                [zip_derived_cl591, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.38                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.04/4.38                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.04/4.38                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257, 
% 26.04/4.38                 zip_derived_cl1310, zip_derived_cl1364, zip_derived_cl1419, 
% 26.04/4.38                 zip_derived_cl1478, zip_derived_cl1542, zip_derived_cl1606, 
% 26.04/4.38                 zip_derived_cl1682])).
% 26.04/4.38  thf(zip_derived_cl1830, plain,
% 26.04/4.38      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.04/4.38         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 26.04/4.38         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i]:
% 26.04/4.38          (ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 26.04/4.38           X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 26.04/4.38           X15 @ X16 @ X17 @ X18)),
% 26.04/4.38      inference('demod', [status(thm)],
% 26.04/4.38                [zip_derived_cl551, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.38                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.04/4.38                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.04/4.38                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257, 
% 26.04/4.38                 zip_derived_cl1310, zip_derived_cl1364, zip_derived_cl1419, 
% 26.04/4.38                 zip_derived_cl1478, zip_derived_cl1542, zip_derived_cl1606, 
% 26.04/4.38                 zip_derived_cl1682, zip_derived_cl1756])).
% 26.04/4.38  thf(zip_derived_cl1898, plain,
% 26.04/4.38      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.04/4.38         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 26.04/4.38         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i]:
% 26.04/4.38          (ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 26.04/4.38           X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 26.04/4.38           X15 @ X16 @ X17 @ X18 @ X19)),
% 26.04/4.38      inference('demod', [status(thm)],
% 26.04/4.38                [zip_derived_cl510, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.38                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.04/4.38                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.04/4.38                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257, 
% 26.04/4.38                 zip_derived_cl1310, zip_derived_cl1364, zip_derived_cl1419, 
% 26.04/4.38                 zip_derived_cl1478, zip_derived_cl1542, zip_derived_cl1606, 
% 26.04/4.38                 zip_derived_cl1682, zip_derived_cl1756, zip_derived_cl1830])).
% 26.04/4.38  thf(zip_derived_cl1984, plain,
% 26.04/4.38      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.04/4.38         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 26.04/4.38         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i]:
% 26.04/4.38          (ssNder1_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 26.04/4.38           X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 26.04/4.38           X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20)),
% 26.04/4.38      inference('demod', [status(thm)],
% 26.04/4.38                [zip_derived_cl462, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.38                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.04/4.38                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.04/4.38                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257, 
% 26.04/4.38                 zip_derived_cl1310, zip_derived_cl1364, zip_derived_cl1419, 
% 26.04/4.38                 zip_derived_cl1478, zip_derived_cl1542, zip_derived_cl1606, 
% 26.04/4.38                 zip_derived_cl1682, zip_derived_cl1756, zip_derived_cl1830, 
% 26.04/4.38                 zip_derived_cl1898])).
% 26.04/4.38  thf(zip_derived_cl2060, plain,
% 26.04/4.38      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.04/4.38         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 26.04/4.38         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i, 
% 26.04/4.38         X21 : $i]:
% 26.04/4.38          (ssNder1_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 26.04/4.38           X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 26.04/4.38           X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21)),
% 26.04/4.38      inference('demod', [status(thm)],
% 26.04/4.38                [zip_derived_cl417, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.38                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.04/4.38                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.04/4.38                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257, 
% 26.04/4.38                 zip_derived_cl1310, zip_derived_cl1364, zip_derived_cl1419, 
% 26.04/4.38                 zip_derived_cl1478, zip_derived_cl1542, zip_derived_cl1606, 
% 26.04/4.38                 zip_derived_cl1682, zip_derived_cl1756, zip_derived_cl1830, 
% 26.04/4.38                 zip_derived_cl1898, zip_derived_cl1984])).
% 26.04/4.38  thf(zip_derived_cl2161, plain,
% 26.04/4.38      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.04/4.38         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 26.04/4.38         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i, 
% 26.04/4.38         X21 : $i, X22 : $i]:
% 26.04/4.38          (ssNder1_23r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 26.04/4.38           X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 26.04/4.38           X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21 @ X22)),
% 26.04/4.38      inference('demod', [status(thm)],
% 26.04/4.38                [zip_derived_cl365, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.38                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.04/4.38                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.04/4.38                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257, 
% 26.04/4.38                 zip_derived_cl1310, zip_derived_cl1364, zip_derived_cl1419, 
% 26.04/4.38                 zip_derived_cl1478, zip_derived_cl1542, zip_derived_cl1606, 
% 26.04/4.38                 zip_derived_cl1682, zip_derived_cl1756, zip_derived_cl1830, 
% 26.04/4.38                 zip_derived_cl1898, zip_derived_cl1984, zip_derived_cl2060])).
% 26.04/4.38  thf(zip_derived_cl2251, plain,
% 26.04/4.38      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.04/4.38         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 26.04/4.38         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i, 
% 26.04/4.38         X21 : $i, X22 : $i, X23 : $i]:
% 26.04/4.38          (ssNder1_24r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 26.04/4.38           X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 26.04/4.38           X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21 @ X22 @ X23)),
% 26.04/4.38      inference('demod', [status(thm)],
% 26.04/4.38                [zip_derived_cl314, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.38                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.04/4.38                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.04/4.38                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257, 
% 26.04/4.38                 zip_derived_cl1310, zip_derived_cl1364, zip_derived_cl1419, 
% 26.04/4.38                 zip_derived_cl1478, zip_derived_cl1542, zip_derived_cl1606, 
% 26.04/4.38                 zip_derived_cl1682, zip_derived_cl1756, zip_derived_cl1830, 
% 26.04/4.38                 zip_derived_cl1898, zip_derived_cl1984, zip_derived_cl2060, 
% 26.04/4.38                 zip_derived_cl2161])).
% 26.04/4.38  thf(zip_derived_cl2450, plain,
% 26.04/4.38      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.04/4.38         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 26.04/4.38         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i, 
% 26.04/4.38         X21 : $i, X22 : $i, X23 : $i, X24 : $i]:
% 26.04/4.38          (ssNder1_25r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 26.04/4.38           X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 26.04/4.38           X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21 @ X22 @ X23 @ 
% 26.04/4.38           X24)),
% 26.04/4.38      inference('demod', [status(thm)],
% 26.04/4.38                [zip_derived_cl254, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.38                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.04/4.38                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.04/4.38                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257, 
% 26.04/4.38                 zip_derived_cl1310, zip_derived_cl1364, zip_derived_cl1419, 
% 26.04/4.38                 zip_derived_cl1478, zip_derived_cl1542, zip_derived_cl1606, 
% 26.04/4.38                 zip_derived_cl1682, zip_derived_cl1756, zip_derived_cl1830, 
% 26.04/4.38                 zip_derived_cl1898, zip_derived_cl1984, zip_derived_cl2060, 
% 26.04/4.38                 zip_derived_cl2161, zip_derived_cl2251])).
% 26.04/4.38  thf(zip_derived_cl2568, plain,
% 26.04/4.38      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.04/4.38         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 26.04/4.38         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i, 
% 26.04/4.38         X21 : $i, X22 : $i, X23 : $i, X24 : $i, X25 : $i]:
% 26.04/4.38         ( (ssPv18_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 26.04/4.38            X6 @ X7 @ X8 @ X9 @ X10)
% 26.04/4.38          | ~ (ssPv18_26r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ 
% 26.04/4.38               X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ 
% 26.04/4.38               X12 @ X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21 @ 
% 26.04/4.38               X22 @ X23 @ X24 @ X25))),
% 26.04/4.38      inference('demod', [status(thm)],
% 26.04/4.38                [zip_derived_cl172, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.38                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.04/4.38                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.04/4.38                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257, 
% 26.04/4.38                 zip_derived_cl1310, zip_derived_cl1364, zip_derived_cl1419, 
% 26.04/4.38                 zip_derived_cl1478, zip_derived_cl1542, zip_derived_cl1606, 
% 26.04/4.38                 zip_derived_cl1682, zip_derived_cl1756, zip_derived_cl1830, 
% 26.04/4.38                 zip_derived_cl1898, zip_derived_cl1984, zip_derived_cl2060, 
% 26.04/4.38                 zip_derived_cl2161, zip_derived_cl2251, zip_derived_cl2450])).
% 26.04/4.38  thf(zip_derived_cl2792, plain,
% 26.04/4.38      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.04/4.38         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 26.04/4.38         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i, 
% 26.04/4.38         X21 : $i, X22 : $i, X23 : $i, X24 : $i, X25 : $i]:
% 26.04/4.38         ( (ssPv16_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X25 @ X24 @ X23 @ X22 @ 
% 26.04/4.38            X21 @ X20 @ X19 @ X18 @ X17 @ X16 @ X15 @ X14 @ X13)
% 26.04/4.38          | ~ (ssPv13_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X25 @ X24 @ X23 @ 
% 26.04/4.38               X22 @ X21 @ X20 @ X19 @ X18 @ X17 @ X16 @ X15 @ X14 @ X13 @ 
% 26.04/4.38               X12 @ X11 @ X10)
% 26.04/4.38          |  (ssPv7_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X25 @ 
% 26.04/4.38              X24 @ X23 @ X22 @ X21 @ X20 @ X19 @ X18 @ X17 @ X16 @ X15 @ 
% 26.04/4.38              X14 @ X13 @ X12 @ X11 @ X10 @ X9 @ X8 @ X7 @ X6 @ X5 @ X4)
% 26.04/4.38          |  (ssPv20_26r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ 
% 26.04/4.38              X25 @ X24 @ X23 @ X22 @ X21 @ X20 @ X19 @ X18 @ X17 @ X16 @ 
% 26.04/4.38              X15 @ X14 @ X13 @ X12 @ X11 @ X10 @ X9 @ X8 @ X7 @ X6 @ X5 @ 
% 26.04/4.38              X4 @ X3 @ X2 @ X1 @ X0)
% 26.04/4.38          |  (ssPv6_23r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X25 @ 
% 26.04/4.38              X24 @ X23 @ X22 @ X21 @ X20 @ X19 @ X18 @ X17 @ X16 @ X15 @ 
% 26.04/4.38              X14 @ X13 @ X12 @ X11 @ X10 @ X9 @ X8 @ X7 @ X6 @ X5 @ X4 @ X3)
% 26.04/4.38          |  (ssPv18_11r1r1r1r1r1r1r1r1r1r1r1 @ X25 @ X24 @ X23 @ X22 @ X21 @ 
% 26.04/4.38              X20 @ X19 @ X18 @ X17 @ X16 @ X15))),
% 26.04/4.38      inference('sup-', [status(thm)], [zip_derived_cl2791, zip_derived_cl2568])).
% 26.04/4.38  thf(clause832, conjecture,
% 26.04/4.38    (~( ( ssPv20_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) | 
% 26.04/4.38        ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 26.04/4.38        ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 26.04/4.38        ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 26.04/4.38        ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 26.04/4.38        ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 26.04/4.38        ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 26.04/4.38        ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 26.04/4.38        ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 26.04/4.38        ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 26.04/4.38        ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.38             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 26.04/4.38        ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.38             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 26.04/4.38        ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.38             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 26.04/4.38        ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.38             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 26.04/4.38        ( ~( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.38             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) | 
% 26.04/4.38        ( ~( ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.38             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) ) | 
% 26.04/4.38        ( ~( ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.38             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 26.04/4.38             X9 @ X10 ) ) | 
% 26.04/4.38        ( ~( ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.38             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 26.04/4.38             X9 @ X10 @ X11 ) ) | 
% 26.04/4.38        ( ~( ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.38             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 26.04/4.38             X9 @ X10 @ X11 @ X12 ) ) | 
% 26.04/4.38        ( ~( ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.38             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 26.04/4.38             X9 @ X10 @ X11 @ X12 @ X13 ) ) | 
% 26.04/4.38        ( ~( ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.38             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 26.04/4.38             X9 @ X10 @ X11 @ X12 @ X13 @ X14 ) ) | 
% 26.04/4.38        ( ~( ssNder1_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.38             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 26.04/4.38             X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 ) ) | 
% 26.04/4.38        ( ~( ssNder1_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.38             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 26.04/4.38             X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 ) ) | 
% 26.04/4.38        ( ~( ssNder1_23r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.38             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 26.04/4.38             X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 @ X17 ) ) | 
% 26.04/4.38        ( ~( ssNder1_24r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.38             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 26.04/4.38             X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 @ X17 @ X18 ) ) | 
% 26.04/4.38        ( ~( ssNder1_25r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.38             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 26.04/4.38             X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 ) ) | 
% 26.04/4.38        ( ~( ssPv20_26r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.38             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 26.04/4.38             X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ 
% 26.04/4.38             X20 ) ) ))).
% 26.04/4.38  thf(zf_stmt_35, negated_conjecture,
% 26.04/4.38    (( ssPv20_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) | 
% 26.04/4.38     ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 26.04/4.38     ( ~( ssNder1_2r1r1 @ U @ V ) ) | ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 26.04/4.38     ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 26.04/4.38     ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 26.04/4.38     ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 26.04/4.38     ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 26.04/4.38     ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 26.04/4.38     ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 26.04/4.38     ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.38          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 26.04/4.38     ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.38          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 26.04/4.38     ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.38          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 26.04/4.38     ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.38          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 26.04/4.38     ( ~( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.38          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) | 
% 26.04/4.38     ( ~( ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.38          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) ) | 
% 26.04/4.38     ( ~( ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.38          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 26.04/4.38          X10 ) ) | 
% 26.04/4.38     ( ~( ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.38          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 26.04/4.38          X10 @ X11 ) ) | 
% 26.04/4.38     ( ~( ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.38          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 26.04/4.38          X10 @ X11 @ X12 ) ) | 
% 26.04/4.38     ( ~( ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.38          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 26.04/4.38          X10 @ X11 @ X12 @ X13 ) ) | 
% 26.04/4.38     ( ~( ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.38          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 26.04/4.38          X10 @ X11 @ X12 @ X13 @ X14 ) ) | 
% 26.04/4.38     ( ~( ssNder1_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.38          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 26.04/4.38          X10 @ X11 @ X12 @ X13 @ X14 @ X15 ) ) | 
% 26.04/4.38     ( ~( ssNder1_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.38          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 26.04/4.38          X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 ) ) | 
% 26.04/4.38     ( ~( ssNder1_23r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.38          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 26.04/4.38          X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 @ X17 ) ) | 
% 26.04/4.38     ( ~( ssNder1_24r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.38          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 26.04/4.38          X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 @ X17 @ X18 ) ) | 
% 26.04/4.38     ( ~( ssNder1_25r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.38          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 26.04/4.38          X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 ) ) | 
% 26.04/4.38     ( ~( ssPv20_26r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.38          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 26.04/4.38          X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 ) )),
% 26.04/4.38    inference('cnf.neg', [status(esa)], [clause832])).
% 26.04/4.38  thf(zip_derived_cl176, plain,
% 26.04/4.38      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.04/4.38         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 26.04/4.38         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i, 
% 26.04/4.38         X21 : $i, X22 : $i, X23 : $i, X24 : $i, X25 : $i]:
% 26.04/4.38         ( (ssPv20_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 26.04/4.38            X7 @ X8)
% 26.04/4.38          | ~ (ssNder1_0)
% 26.04/4.38          | ~ (ssNder1_1r1 @ X0)
% 26.04/4.38          | ~ (ssNder1_2r1r1 @ X0 @ X1)
% 26.04/4.38          | ~ (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)
% 26.04/4.38          | ~ (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)
% 26.04/4.38          | ~ (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)
% 26.04/4.38          | ~ (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)
% 26.04/4.38          | ~ (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)
% 26.04/4.38          | ~ (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 26.04/4.38               X7)
% 26.04/4.38          | ~ (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 26.04/4.38               X6 @ X7 @ X8)
% 26.04/4.38          | ~ (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 26.04/4.38               X6 @ X7 @ X8 @ X9)
% 26.04/4.38          | ~ (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 26.04/4.38               X5 @ X6 @ X7 @ X8 @ X9 @ X10)
% 26.04/4.38          | ~ (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 26.04/4.38               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11)
% 26.04/4.38          | ~ (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 26.04/4.38               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)
% 26.04/4.38          | ~ (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 26.04/4.38               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)
% 26.04/4.38          | ~ (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 26.04/4.38               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)
% 26.04/4.38          | ~ (ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 26.04/4.38               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 26.04/4.38               X14 @ X15)
% 26.04/4.38          | ~ (ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 26.04/4.38               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 26.04/4.38               X14 @ X15 @ X16)
% 26.04/4.38          | ~ (ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 26.04/4.38               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 26.04/4.38               X14 @ X15 @ X16 @ X17)
% 26.04/4.38          | ~ (ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 26.04/4.38               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 26.04/4.38               X14 @ X15 @ X16 @ X17 @ X18)
% 26.04/4.38          | ~ (ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 26.04/4.38               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 26.04/4.38               X14 @ X15 @ X16 @ X17 @ X18 @ X19)
% 26.04/4.38          | ~ (ssNder1_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 26.04/4.38               X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 26.04/4.38               X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20)
% 26.04/4.38          | ~ (ssNder1_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 26.04/4.38               X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 26.04/4.38               X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21)
% 26.04/4.38          | ~ (ssNder1_23r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 26.04/4.38               X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 26.04/4.38               X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21 @ X22)
% 26.04/4.38          | ~ (ssNder1_24r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ 
% 26.04/4.38               X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ 
% 26.04/4.38               X12 @ X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21 @ 
% 26.04/4.38               X22 @ X23)
% 26.04/4.38          | ~ (ssNder1_25r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ 
% 26.04/4.38               X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ 
% 26.04/4.38               X12 @ X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21 @ 
% 26.04/4.38               X22 @ X23 @ X24)
% 26.04/4.38          | ~ (ssPv20_26r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ 
% 26.04/4.38               X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ 
% 26.04/4.38               X12 @ X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21 @ 
% 26.04/4.38               X22 @ X23 @ X24 @ X25))),
% 26.04/4.38      inference('cnf', [status(esa)], [zf_stmt_35])).
% 26.04/4.38  thf(zip_derived_cl1007, plain, ( (ssNder1_0)),
% 26.04/4.38      inference('cnf', [status(esa)], [zf_stmt_1])).
% 26.04/4.38  thf(zip_derived_cl1013, plain, (![X0 : $i]:  (ssNder1_1r1 @ X0)),
% 26.04/4.38      inference('demod', [status(thm)],
% 26.04/4.38                [zip_derived_cl1006, zip_derived_cl1007])).
% 26.04/4.38  thf(zip_derived_cl1014, plain,
% 26.04/4.38      (![X0 : $i, X1 : $i]:  (ssNder1_2r1r1 @ X0 @ X1)),
% 26.04/4.38      inference('demod', [status(thm)],
% 26.04/4.38                [zip_derived_cl1005, zip_derived_cl1007, zip_derived_cl1013])).
% 26.04/4.38  thf(zip_derived_cl1019, plain,
% 26.04/4.38      (![X0 : $i, X1 : $i, X2 : $i]:  (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)),
% 26.04/4.38      inference('demod', [status(thm)],
% 26.04/4.38                [zip_derived_cl999, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.38                 zip_derived_cl1014])).
% 26.04/4.38  thf(zip_derived_cl1038, plain,
% 26.04/4.38      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 26.04/4.38          (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)),
% 26.04/4.38      inference('demod', [status(thm)],
% 26.04/4.38                [zip_derived_cl991, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.38                 zip_derived_cl1014, zip_derived_cl1019])).
% 26.04/4.38  thf(zip_derived_cl1058, plain,
% 26.04/4.38      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 26.04/4.38          (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)),
% 26.04/4.38      inference('demod', [status(thm)],
% 26.04/4.38                [zip_derived_cl973, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.38                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038])).
% 26.04/4.38  thf(zip_derived_cl1082, plain,
% 26.04/4.38      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 26.04/4.38          (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)),
% 26.04/4.38      inference('demod', [status(thm)],
% 26.04/4.38                [zip_derived_cl959, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.38                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.04/4.38                 zip_derived_cl1058])).
% 26.04/4.38  thf(zip_derived_cl1121, plain,
% 26.04/4.38      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i]:
% 26.04/4.38          (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)),
% 26.04/4.38      inference('demod', [status(thm)],
% 26.04/4.38                [zip_derived_cl938, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.38                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.04/4.38                 zip_derived_cl1058, zip_derived_cl1082])).
% 26.04/4.38  thf(zip_derived_cl1162, plain,
% 26.04/4.38      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, X7 : $i]:
% 26.04/4.38          (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7)),
% 26.04/4.38      inference('demod', [status(thm)],
% 26.04/4.38                [zip_derived_cl912, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.38                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.04/4.38                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121])).
% 26.04/4.38  thf(zip_derived_cl1209, plain,
% 26.04/4.38      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.04/4.38         X7 : $i, X8 : $i]:
% 26.04/4.38          (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 26.04/4.38           X7 @ X8)),
% 26.04/4.38      inference('demod', [status(thm)],
% 26.04/4.38                [zip_derived_cl889, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.38                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.04/4.38                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.04/4.38                 zip_derived_cl1162])).
% 26.04/4.38  thf(zip_derived_cl1257, plain,
% 26.04/4.38      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.04/4.38         X7 : $i, X8 : $i, X9 : $i]:
% 26.04/4.38          (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 26.04/4.38           X7 @ X8 @ X9)),
% 26.04/4.38      inference('demod', [status(thm)],
% 26.04/4.38                [zip_derived_cl861, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.38                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.04/4.38                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.04/4.38                 zip_derived_cl1162, zip_derived_cl1209])).
% 26.04/4.38  thf(zip_derived_cl1310, plain,
% 26.04/4.38      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.04/4.38         X7 : $i, X8 : $i, X9 : $i, X10 : $i]:
% 26.04/4.38          (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 26.04/4.38           X6 @ X7 @ X8 @ X9 @ X10)),
% 26.04/4.38      inference('demod', [status(thm)],
% 26.04/4.38                [zip_derived_cl832, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.38                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.04/4.38                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.04/4.38                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257])).
% 26.04/4.38  thf(zip_derived_cl1364, plain,
% 26.04/4.38      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.04/4.38         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i]:
% 26.04/4.38          (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 26.04/4.38           X6 @ X7 @ X8 @ X9 @ X10 @ X11)),
% 26.04/4.38      inference('demod', [status(thm)],
% 26.04/4.38                [zip_derived_cl807, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.38                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.04/4.38                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.04/4.38                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257, 
% 26.04/4.38                 zip_derived_cl1310])).
% 26.04/4.38  thf(zip_derived_cl1419, plain,
% 26.04/4.38      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.04/4.38         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i]:
% 26.04/4.38          (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 26.04/4.38           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)),
% 26.04/4.38      inference('demod', [status(thm)],
% 26.04/4.38                [zip_derived_cl774, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.38                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.04/4.38                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.04/4.38                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257, 
% 26.04/4.38                 zip_derived_cl1310, zip_derived_cl1364])).
% 26.04/4.38  thf(zip_derived_cl1478, plain,
% 26.04/4.38      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.04/4.38         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i]:
% 26.04/4.38          (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 26.04/4.38           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)),
% 26.04/4.38      inference('demod', [status(thm)],
% 26.04/4.38                [zip_derived_cl738, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.38                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.04/4.38                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.04/4.38                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257, 
% 26.04/4.38                 zip_derived_cl1310, zip_derived_cl1364, zip_derived_cl1419])).
% 26.04/4.38  thf(zip_derived_cl1542, plain,
% 26.04/4.38      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.04/4.38         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 26.04/4.38         X14 : $i]:
% 26.04/4.38          (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 26.04/4.38           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)),
% 26.04/4.38      inference('demod', [status(thm)],
% 26.04/4.38                [zip_derived_cl705, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.38                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.04/4.38                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.04/4.38                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257, 
% 26.04/4.38                 zip_derived_cl1310, zip_derived_cl1364, zip_derived_cl1419, 
% 26.04/4.38                 zip_derived_cl1478])).
% 26.04/4.38  thf(zip_derived_cl1606, plain,
% 26.04/4.38      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.04/4.38         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 26.04/4.38         X14 : $i, X15 : $i]:
% 26.04/4.38          (ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 26.04/4.38           X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15)),
% 26.04/4.38      inference('demod', [status(thm)],
% 26.04/4.38                [zip_derived_cl664, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.38                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.04/4.38                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.04/4.38                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257, 
% 26.04/4.38                 zip_derived_cl1310, zip_derived_cl1364, zip_derived_cl1419, 
% 26.04/4.38                 zip_derived_cl1478, zip_derived_cl1542])).
% 26.04/4.38  thf(zip_derived_cl1682, plain,
% 26.04/4.38      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.04/4.38         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 26.04/4.38         X14 : $i, X15 : $i, X16 : $i]:
% 26.04/4.38          (ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 26.04/4.38           X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ 
% 26.04/4.38           X16)),
% 26.04/4.38      inference('demod', [status(thm)],
% 26.04/4.38                [zip_derived_cl628, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.38                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.04/4.38                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.04/4.38                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257, 
% 26.04/4.38                 zip_derived_cl1310, zip_derived_cl1364, zip_derived_cl1419, 
% 26.04/4.38                 zip_derived_cl1478, zip_derived_cl1542, zip_derived_cl1606])).
% 26.04/4.38  thf(zip_derived_cl1756, plain,
% 26.04/4.38      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.04/4.38         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 26.04/4.38         X14 : $i, X15 : $i, X16 : $i, X17 : $i]:
% 26.04/4.38          (ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 26.04/4.38           X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 26.04/4.38           X15 @ X16 @ X17)),
% 26.04/4.38      inference('demod', [status(thm)],
% 26.04/4.38                [zip_derived_cl591, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.38                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.04/4.38                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.04/4.38                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257, 
% 26.04/4.38                 zip_derived_cl1310, zip_derived_cl1364, zip_derived_cl1419, 
% 26.04/4.38                 zip_derived_cl1478, zip_derived_cl1542, zip_derived_cl1606, 
% 26.04/4.38                 zip_derived_cl1682])).
% 26.04/4.38  thf(zip_derived_cl1830, plain,
% 26.04/4.38      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.04/4.38         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 26.04/4.38         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i]:
% 26.04/4.38          (ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 26.04/4.38           X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 26.04/4.38           X15 @ X16 @ X17 @ X18)),
% 26.04/4.38      inference('demod', [status(thm)],
% 26.04/4.38                [zip_derived_cl551, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.38                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.04/4.38                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.04/4.38                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257, 
% 26.04/4.38                 zip_derived_cl1310, zip_derived_cl1364, zip_derived_cl1419, 
% 26.04/4.38                 zip_derived_cl1478, zip_derived_cl1542, zip_derived_cl1606, 
% 26.04/4.38                 zip_derived_cl1682, zip_derived_cl1756])).
% 26.04/4.38  thf(zip_derived_cl1898, plain,
% 26.04/4.38      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.04/4.38         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 26.04/4.38         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i]:
% 26.04/4.38          (ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 26.04/4.38           X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 26.04/4.38           X15 @ X16 @ X17 @ X18 @ X19)),
% 26.04/4.38      inference('demod', [status(thm)],
% 26.04/4.38                [zip_derived_cl510, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.38                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.04/4.38                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.04/4.38                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257, 
% 26.04/4.38                 zip_derived_cl1310, zip_derived_cl1364, zip_derived_cl1419, 
% 26.04/4.38                 zip_derived_cl1478, zip_derived_cl1542, zip_derived_cl1606, 
% 26.04/4.38                 zip_derived_cl1682, zip_derived_cl1756, zip_derived_cl1830])).
% 26.04/4.38  thf(zip_derived_cl1984, plain,
% 26.04/4.38      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.04/4.38         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 26.04/4.38         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i]:
% 26.04/4.38          (ssNder1_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 26.04/4.38           X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 26.04/4.38           X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20)),
% 26.04/4.38      inference('demod', [status(thm)],
% 26.04/4.38                [zip_derived_cl462, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.38                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.04/4.38                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.04/4.38                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257, 
% 26.04/4.38                 zip_derived_cl1310, zip_derived_cl1364, zip_derived_cl1419, 
% 26.04/4.38                 zip_derived_cl1478, zip_derived_cl1542, zip_derived_cl1606, 
% 26.04/4.38                 zip_derived_cl1682, zip_derived_cl1756, zip_derived_cl1830, 
% 26.04/4.38                 zip_derived_cl1898])).
% 26.04/4.38  thf(zip_derived_cl2060, plain,
% 26.04/4.38      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.04/4.38         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 26.04/4.38         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i, 
% 26.04/4.38         X21 : $i]:
% 26.04/4.38          (ssNder1_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 26.04/4.38           X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 26.04/4.38           X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21)),
% 26.04/4.38      inference('demod', [status(thm)],
% 26.04/4.38                [zip_derived_cl417, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.38                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.04/4.38                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.04/4.38                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257, 
% 26.04/4.38                 zip_derived_cl1310, zip_derived_cl1364, zip_derived_cl1419, 
% 26.04/4.38                 zip_derived_cl1478, zip_derived_cl1542, zip_derived_cl1606, 
% 26.04/4.38                 zip_derived_cl1682, zip_derived_cl1756, zip_derived_cl1830, 
% 26.04/4.38                 zip_derived_cl1898, zip_derived_cl1984])).
% 26.04/4.38  thf(zip_derived_cl2161, plain,
% 26.04/4.38      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.04/4.38         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 26.04/4.38         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i, 
% 26.04/4.38         X21 : $i, X22 : $i]:
% 26.04/4.38          (ssNder1_23r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 26.04/4.38           X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 26.04/4.38           X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21 @ X22)),
% 26.04/4.38      inference('demod', [status(thm)],
% 26.04/4.38                [zip_derived_cl365, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.38                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.04/4.38                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.04/4.38                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257, 
% 26.04/4.38                 zip_derived_cl1310, zip_derived_cl1364, zip_derived_cl1419, 
% 26.04/4.38                 zip_derived_cl1478, zip_derived_cl1542, zip_derived_cl1606, 
% 26.04/4.38                 zip_derived_cl1682, zip_derived_cl1756, zip_derived_cl1830, 
% 26.04/4.38                 zip_derived_cl1898, zip_derived_cl1984, zip_derived_cl2060])).
% 26.04/4.38  thf(zip_derived_cl2251, plain,
% 26.04/4.38      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.04/4.38         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 26.04/4.38         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i, 
% 26.04/4.38         X21 : $i, X22 : $i, X23 : $i]:
% 26.04/4.38          (ssNder1_24r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 26.04/4.38           X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 26.04/4.38           X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21 @ X22 @ X23)),
% 26.04/4.38      inference('demod', [status(thm)],
% 26.04/4.38                [zip_derived_cl314, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.38                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.04/4.38                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.04/4.38                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257, 
% 26.04/4.38                 zip_derived_cl1310, zip_derived_cl1364, zip_derived_cl1419, 
% 26.04/4.38                 zip_derived_cl1478, zip_derived_cl1542, zip_derived_cl1606, 
% 26.04/4.38                 zip_derived_cl1682, zip_derived_cl1756, zip_derived_cl1830, 
% 26.04/4.38                 zip_derived_cl1898, zip_derived_cl1984, zip_derived_cl2060, 
% 26.04/4.38                 zip_derived_cl2161])).
% 26.04/4.38  thf(zip_derived_cl2450, plain,
% 26.04/4.38      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.04/4.38         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 26.04/4.38         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i, 
% 26.04/4.38         X21 : $i, X22 : $i, X23 : $i, X24 : $i]:
% 26.04/4.38          (ssNder1_25r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 26.04/4.38           X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 26.04/4.38           X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21 @ X22 @ X23 @ 
% 26.04/4.38           X24)),
% 26.04/4.38      inference('demod', [status(thm)],
% 26.04/4.38                [zip_derived_cl254, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.38                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.04/4.38                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.04/4.38                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257, 
% 26.04/4.38                 zip_derived_cl1310, zip_derived_cl1364, zip_derived_cl1419, 
% 26.04/4.38                 zip_derived_cl1478, zip_derived_cl1542, zip_derived_cl1606, 
% 26.04/4.38                 zip_derived_cl1682, zip_derived_cl1756, zip_derived_cl1830, 
% 26.04/4.38                 zip_derived_cl1898, zip_derived_cl1984, zip_derived_cl2060, 
% 26.04/4.38                 zip_derived_cl2161, zip_derived_cl2251])).
% 26.04/4.38  thf(zip_derived_cl2541, plain,
% 26.04/4.38      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.04/4.38         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 26.04/4.38         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i, 
% 26.04/4.38         X21 : $i, X22 : $i, X23 : $i, X24 : $i, X25 : $i]:
% 26.04/4.38         ( (ssPv20_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 26.04/4.38            X7 @ X8)
% 26.04/4.38          | ~ (ssPv20_26r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ 
% 26.04/4.38               X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ 
% 26.04/4.38               X12 @ X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21 @ 
% 26.04/4.38               X22 @ X23 @ X24 @ X25))),
% 26.04/4.38      inference('demod', [status(thm)],
% 26.04/4.38                [zip_derived_cl176, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.38                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.04/4.38                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.04/4.38                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257, 
% 26.04/4.38                 zip_derived_cl1310, zip_derived_cl1364, zip_derived_cl1419, 
% 26.04/4.38                 zip_derived_cl1478, zip_derived_cl1542, zip_derived_cl1606, 
% 26.04/4.38                 zip_derived_cl1682, zip_derived_cl1756, zip_derived_cl1830, 
% 26.04/4.38                 zip_derived_cl1898, zip_derived_cl1984, zip_derived_cl2060, 
% 26.04/4.38                 zip_derived_cl2161, zip_derived_cl2251, zip_derived_cl2450])).
% 26.04/4.38  thf(zip_derived_cl2793, plain,
% 26.04/4.38      (![X3 : $i, X4 : $i, X5 : $i, X6 : $i, X7 : $i, X8 : $i, X9 : $i, 
% 26.04/4.38         X10 : $i, X11 : $i, X12 : $i, X13 : $i, X14 : $i, X15 : $i, X16 : $i, 
% 26.04/4.38         X17 : $i, X18 : $i, X19 : $i, X20 : $i, X21 : $i, X22 : $i, X23 : $i, 
% 26.04/4.38         X24 : $i, X25 : $i]:
% 26.04/4.38         ( (ssPv18_11r1r1r1r1r1r1r1r1r1r1r1 @ X25 @ X24 @ X23 @ X22 @ X21 @ 
% 26.04/4.38            X20 @ X19 @ X18 @ X17 @ X16 @ X15)
% 26.04/4.38          |  (ssPv6_23r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X25 @ 
% 26.04/4.38              X24 @ X23 @ X22 @ X21 @ X20 @ X19 @ X18 @ X17 @ X16 @ X15 @ 
% 26.04/4.38              X14 @ X13 @ X12 @ X11 @ X10 @ X9 @ X8 @ X7 @ X6 @ X5 @ X4 @ X3)
% 26.04/4.38          |  (ssPv7_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X25 @ 
% 26.04/4.38              X24 @ X23 @ X22 @ X21 @ X20 @ X19 @ X18 @ X17 @ X16 @ X15 @ 
% 26.04/4.38              X14 @ X13 @ X12 @ X11 @ X10 @ X9 @ X8 @ X7 @ X6 @ X5 @ X4)
% 26.04/4.38          | ~ (ssPv13_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X25 @ X24 @ X23 @ 
% 26.04/4.38               X22 @ X21 @ X20 @ X19 @ X18 @ X17 @ X16 @ X15 @ X14 @ X13 @ 
% 26.04/4.38               X12 @ X11 @ X10)
% 26.04/4.38          |  (ssPv16_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X25 @ X24 @ X23 @ X22 @ 
% 26.04/4.38              X21 @ X20 @ X19 @ X18 @ X17 @ X16 @ X15 @ X14 @ X13)
% 26.04/4.38          |  (ssPv20_9r1r1r1r1r1r1r1r1r1 @ X25 @ X24 @ X23 @ X22 @ X21 @ X20 @ 
% 26.04/4.38              X19 @ X18 @ X17))),
% 26.04/4.38      inference('sup-', [status(thm)], [zip_derived_cl2792, zip_derived_cl2541])).
% 26.04/4.38  thf(clause593, conjecture,
% 26.04/4.38    (~( ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 26.04/4.38        ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 26.04/4.38        ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 26.04/4.38        ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 26.04/4.38        ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 26.04/4.38        ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 26.04/4.38        ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 26.04/4.38        ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 26.04/4.38        ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 26.04/4.38        ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.38             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 26.04/4.38        ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.38             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 26.04/4.38        ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.38             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 26.04/4.38        ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.38             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 26.04/4.38        ( ~( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.38             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) | 
% 26.04/4.38        ( ~( ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.38             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) ) | 
% 26.04/4.38        ( ~( ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.38             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 26.04/4.38             X9 @ X10 ) ) | 
% 26.04/4.38        ( ~( ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.38             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 26.04/4.38             X9 @ X10 @ X11 ) ) | 
% 26.04/4.38        ( ~( ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.38             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 26.04/4.38             X9 @ X10 @ X11 @ X12 ) ) | 
% 26.04/4.38        ( ~( ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.38             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 26.04/4.38             X9 @ X10 @ X11 @ X12 @ X13 ) ) | 
% 26.04/4.38        ( ~( ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.38             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 26.04/4.38             X9 @ X10 @ X11 @ X12 @ X13 @ X14 ) ) | 
% 26.04/4.38        ( ~( ssNder1_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.38             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 26.04/4.38             X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 ) ) | 
% 26.04/4.38        ( ~( ssPv6_23r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.38             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 26.04/4.38             X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 @ skc27 ) ) ))).
% 26.04/4.38  thf(zf_stmt_36, negated_conjecture,
% 26.04/4.38    (( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 26.04/4.38     ( ~( ssNder1_2r1r1 @ U @ V ) ) | ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 26.04/4.38     ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 26.04/4.38     ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 26.04/4.38     ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 26.04/4.38     ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 26.04/4.38     ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 26.04/4.38     ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 26.04/4.38     ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.38          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 26.04/4.38     ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.38          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 26.04/4.38     ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.38          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 26.04/4.38     ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.38          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 26.04/4.38     ( ~( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.38          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) | 
% 26.04/4.38     ( ~( ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.38          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) ) | 
% 26.04/4.38     ( ~( ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.38          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 26.04/4.38          X10 ) ) | 
% 26.04/4.38     ( ~( ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.38          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 26.04/4.38          X10 @ X11 ) ) | 
% 26.04/4.38     ( ~( ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.38          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 26.04/4.38          X10 @ X11 @ X12 ) ) | 
% 26.04/4.38     ( ~( ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.38          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 26.04/4.38          X10 @ X11 @ X12 @ X13 ) ) | 
% 26.04/4.38     ( ~( ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.38          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 26.04/4.38          X10 @ X11 @ X12 @ X13 @ X14 ) ) | 
% 26.04/4.38     ( ~( ssNder1_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.38          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 26.04/4.38          X10 @ X11 @ X12 @ X13 @ X14 @ X15 ) ) | 
% 26.04/4.38     ( ~( ssPv6_23r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.04/4.38          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 26.04/4.38          X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 @ skc27 ) )),
% 26.04/4.38    inference('cnf.neg', [status(esa)], [clause593])).
% 26.04/4.38  thf(zip_derived_cl415, plain,
% 26.04/4.38      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.04/4.38         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 26.04/4.38         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i, 
% 26.04/4.38         X21 : $i]:
% 26.04/4.38         (~ (ssNder1_0)
% 26.04/4.38          | ~ (ssNder1_1r1 @ X0)
% 26.04/4.38          | ~ (ssNder1_2r1r1 @ X0 @ X1)
% 26.04/4.38          | ~ (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)
% 26.04/4.38          | ~ (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)
% 26.04/4.38          | ~ (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)
% 26.04/4.38          | ~ (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)
% 26.04/4.38          | ~ (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)
% 26.04/4.38          | ~ (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 26.04/4.38               X7)
% 26.04/4.38          | ~ (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 26.04/4.38               X6 @ X7 @ X8)
% 26.04/4.38          | ~ (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 26.04/4.38               X6 @ X7 @ X8 @ X9)
% 26.04/4.38          | ~ (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 26.04/4.38               X5 @ X6 @ X7 @ X8 @ X9 @ X10)
% 26.04/4.38          | ~ (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 26.04/4.38               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11)
% 26.04/4.38          | ~ (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 26.04/4.38               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)
% 26.04/4.38          | ~ (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 26.04/4.38               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)
% 26.04/4.38          | ~ (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 26.04/4.38               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)
% 26.04/4.38          | ~ (ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 26.04/4.38               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 26.04/4.38               X14 @ X15)
% 26.04/4.38          | ~ (ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 26.04/4.38               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 26.04/4.38               X14 @ X15 @ X16)
% 26.04/4.38          | ~ (ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 26.04/4.38               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 26.04/4.38               X14 @ X15 @ X16 @ X17)
% 26.04/4.38          | ~ (ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 26.04/4.38               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 26.04/4.38               X14 @ X15 @ X16 @ X17 @ X18)
% 26.04/4.38          | ~ (ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 26.04/4.38               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 26.04/4.38               X14 @ X15 @ X16 @ X17 @ X18 @ X19)
% 26.04/4.38          | ~ (ssNder1_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 26.04/4.38               X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 26.04/4.38               X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20)
% 26.04/4.38          | ~ (ssPv6_23r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 26.04/4.38               X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 26.04/4.38               X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21 @ skc27))),
% 26.04/4.38      inference('cnf', [status(esa)], [zf_stmt_36])).
% 26.04/4.38  thf(zip_derived_cl1007, plain, ( (ssNder1_0)),
% 26.04/4.38      inference('cnf', [status(esa)], [zf_stmt_1])).
% 26.04/4.38  thf(zip_derived_cl1013, plain, (![X0 : $i]:  (ssNder1_1r1 @ X0)),
% 26.04/4.38      inference('demod', [status(thm)],
% 26.04/4.38                [zip_derived_cl1006, zip_derived_cl1007])).
% 26.04/4.38  thf(zip_derived_cl1014, plain,
% 26.04/4.38      (![X0 : $i, X1 : $i]:  (ssNder1_2r1r1 @ X0 @ X1)),
% 26.04/4.38      inference('demod', [status(thm)],
% 26.04/4.38                [zip_derived_cl1005, zip_derived_cl1007, zip_derived_cl1013])).
% 26.04/4.38  thf(zip_derived_cl1019, plain,
% 26.04/4.38      (![X0 : $i, X1 : $i, X2 : $i]:  (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)),
% 26.04/4.38      inference('demod', [status(thm)],
% 26.04/4.38                [zip_derived_cl999, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.38                 zip_derived_cl1014])).
% 26.04/4.38  thf(zip_derived_cl1038, plain,
% 26.04/4.38      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 26.04/4.38          (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)),
% 26.04/4.38      inference('demod', [status(thm)],
% 26.04/4.38                [zip_derived_cl991, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.38                 zip_derived_cl1014, zip_derived_cl1019])).
% 26.04/4.38  thf(zip_derived_cl1058, plain,
% 26.04/4.38      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 26.04/4.38          (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)),
% 26.04/4.38      inference('demod', [status(thm)],
% 26.04/4.38                [zip_derived_cl973, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.38                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038])).
% 26.04/4.38  thf(zip_derived_cl1082, plain,
% 26.04/4.38      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 26.04/4.38          (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)),
% 26.04/4.38      inference('demod', [status(thm)],
% 26.04/4.38                [zip_derived_cl959, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.38                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.04/4.38                 zip_derived_cl1058])).
% 26.04/4.38  thf(zip_derived_cl1121, plain,
% 26.04/4.38      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i]:
% 26.04/4.38          (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)),
% 26.04/4.38      inference('demod', [status(thm)],
% 26.04/4.38                [zip_derived_cl938, zip_derived_cl1007, zip_derived_cl1013, 
% 26.04/4.38                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.61/4.38                 zip_derived_cl1058, zip_derived_cl1082])).
% 26.61/4.38  thf(zip_derived_cl1162, plain,
% 26.61/4.38      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, X7 : $i]:
% 26.61/4.38          (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7)),
% 26.61/4.38      inference('demod', [status(thm)],
% 26.61/4.38                [zip_derived_cl912, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.38                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.61/4.38                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121])).
% 26.61/4.38  thf(zip_derived_cl1209, plain,
% 26.61/4.38      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.61/4.38         X7 : $i, X8 : $i]:
% 26.61/4.38          (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 26.61/4.38           X7 @ X8)),
% 26.61/4.38      inference('demod', [status(thm)],
% 26.61/4.38                [zip_derived_cl889, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.38                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.61/4.38                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.61/4.38                 zip_derived_cl1162])).
% 26.61/4.38  thf(zip_derived_cl1257, plain,
% 26.61/4.38      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.61/4.38         X7 : $i, X8 : $i, X9 : $i]:
% 26.61/4.38          (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 26.61/4.38           X7 @ X8 @ X9)),
% 26.61/4.38      inference('demod', [status(thm)],
% 26.61/4.38                [zip_derived_cl861, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.38                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.61/4.38                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.61/4.38                 zip_derived_cl1162, zip_derived_cl1209])).
% 26.61/4.38  thf(zip_derived_cl1297, plain,
% 26.61/4.38      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.61/4.38         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 26.61/4.38         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i, 
% 26.61/4.38         X21 : $i]:
% 26.61/4.38         (~ (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 26.61/4.38             X6 @ X7 @ X8 @ X9 @ X10)
% 26.61/4.38          | ~ (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 26.61/4.38               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11)
% 26.61/4.38          | ~ (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 26.61/4.38               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)
% 26.61/4.38          | ~ (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 26.61/4.38               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)
% 26.61/4.38          | ~ (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 26.61/4.38               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)
% 26.61/4.38          | ~ (ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 26.61/4.38               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 26.61/4.38               X14 @ X15)
% 26.61/4.38          | ~ (ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 26.61/4.38               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 26.61/4.38               X14 @ X15 @ X16)
% 26.61/4.38          | ~ (ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 26.61/4.38               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 26.61/4.38               X14 @ X15 @ X16 @ X17)
% 26.61/4.38          | ~ (ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 26.61/4.38               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 26.61/4.38               X14 @ X15 @ X16 @ X17 @ X18)
% 26.61/4.38          | ~ (ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 26.61/4.38               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 26.61/4.38               X14 @ X15 @ X16 @ X17 @ X18 @ X19)
% 26.61/4.38          | ~ (ssNder1_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 26.61/4.38               X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 26.61/4.38               X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20)
% 26.61/4.38          | ~ (ssPv6_23r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 26.61/4.38               X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 26.61/4.38               X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21 @ skc27))),
% 26.61/4.38      inference('demod', [status(thm)],
% 26.61/4.38                [zip_derived_cl415, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.38                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.61/4.38                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.61/4.38                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257])).
% 26.61/4.38  thf(zip_derived_cl1310, plain,
% 26.61/4.38      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.61/4.38         X7 : $i, X8 : $i, X9 : $i, X10 : $i]:
% 26.61/4.38          (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 26.61/4.38           X6 @ X7 @ X8 @ X9 @ X10)),
% 26.61/4.38      inference('demod', [status(thm)],
% 26.61/4.38                [zip_derived_cl832, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.38                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.61/4.38                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.61/4.38                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257])).
% 26.61/4.38  thf(zip_derived_cl1320, plain,
% 26.61/4.38      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.61/4.38         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 26.61/4.38         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i, 
% 26.61/4.38         X21 : $i]:
% 26.61/4.38         (~ (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 26.61/4.38             X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11)
% 26.61/4.38          | ~ (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 26.61/4.38               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)
% 26.61/4.38          | ~ (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 26.61/4.38               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)
% 26.61/4.38          | ~ (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 26.61/4.38               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)
% 26.61/4.38          | ~ (ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 26.61/4.38               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 26.61/4.38               X14 @ X15)
% 26.61/4.38          | ~ (ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 26.61/4.38               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 26.61/4.38               X14 @ X15 @ X16)
% 26.61/4.38          | ~ (ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 26.61/4.38               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 26.61/4.38               X14 @ X15 @ X16 @ X17)
% 26.61/4.38          | ~ (ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 26.61/4.38               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 26.61/4.38               X14 @ X15 @ X16 @ X17 @ X18)
% 26.61/4.38          | ~ (ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 26.61/4.38               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 26.61/4.38               X14 @ X15 @ X16 @ X17 @ X18 @ X19)
% 26.61/4.38          | ~ (ssNder1_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 26.61/4.38               X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 26.61/4.38               X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20)
% 26.61/4.38          | ~ (ssPv6_23r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 26.61/4.38               X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 26.61/4.38               X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21 @ skc27))),
% 26.61/4.38      inference('demod', [status(thm)],
% 26.61/4.38                [zip_derived_cl1297, zip_derived_cl1310])).
% 26.61/4.38  thf(zip_derived_cl1364, plain,
% 26.61/4.38      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.61/4.38         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i]:
% 26.61/4.38          (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 26.61/4.38           X6 @ X7 @ X8 @ X9 @ X10 @ X11)),
% 26.61/4.38      inference('demod', [status(thm)],
% 26.61/4.38                [zip_derived_cl807, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.38                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.61/4.38                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.61/4.38                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257, 
% 26.61/4.38                 zip_derived_cl1310])).
% 26.61/4.38  thf(zip_derived_cl1373, plain,
% 26.61/4.38      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.61/4.38         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 26.61/4.38         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i, 
% 26.61/4.38         X21 : $i]:
% 26.61/4.38         (~ (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 26.61/4.38             X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)
% 26.61/4.38          | ~ (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 26.61/4.38               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)
% 26.61/4.38          | ~ (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 26.61/4.38               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)
% 26.61/4.38          | ~ (ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 26.61/4.38               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 26.61/4.38               X14 @ X15)
% 26.61/4.38          | ~ (ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 26.61/4.38               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 26.61/4.38               X14 @ X15 @ X16)
% 26.61/4.38          | ~ (ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 26.61/4.38               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 26.61/4.38               X14 @ X15 @ X16 @ X17)
% 26.61/4.38          | ~ (ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 26.61/4.38               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 26.61/4.38               X14 @ X15 @ X16 @ X17 @ X18)
% 26.61/4.38          | ~ (ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 26.61/4.38               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 26.61/4.38               X14 @ X15 @ X16 @ X17 @ X18 @ X19)
% 26.61/4.38          | ~ (ssNder1_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 26.61/4.38               X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 26.61/4.38               X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20)
% 26.61/4.38          | ~ (ssPv6_23r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 26.61/4.38               X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 26.61/4.38               X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21 @ skc27))),
% 26.61/4.38      inference('demod', [status(thm)],
% 26.61/4.38                [zip_derived_cl1320, zip_derived_cl1364])).
% 26.61/4.38  thf(zip_derived_cl1419, plain,
% 26.61/4.38      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.61/4.38         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i]:
% 26.61/4.38          (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 26.61/4.38           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)),
% 26.61/4.38      inference('demod', [status(thm)],
% 26.61/4.38                [zip_derived_cl774, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.38                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.61/4.38                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.61/4.38                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257, 
% 26.61/4.38                 zip_derived_cl1310, zip_derived_cl1364])).
% 26.61/4.38  thf(zip_derived_cl1426, plain,
% 26.61/4.38      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.61/4.38         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 26.61/4.38         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i, 
% 26.61/4.38         X21 : $i]:
% 26.61/4.38         (~ (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 26.61/4.38             X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)
% 26.61/4.38          | ~ (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 26.61/4.38               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)
% 26.61/4.38          | ~ (ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 26.61/4.38               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 26.61/4.38               X14 @ X15)
% 26.61/4.38          | ~ (ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 26.61/4.38               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 26.61/4.38               X14 @ X15 @ X16)
% 26.61/4.38          | ~ (ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 26.61/4.38               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 26.61/4.38               X14 @ X15 @ X16 @ X17)
% 26.61/4.38          | ~ (ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 26.61/4.38               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 26.61/4.38               X14 @ X15 @ X16 @ X17 @ X18)
% 26.61/4.38          | ~ (ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 26.61/4.38               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 26.61/4.38               X14 @ X15 @ X16 @ X17 @ X18 @ X19)
% 26.61/4.38          | ~ (ssNder1_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 26.61/4.38               X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 26.61/4.38               X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20)
% 26.61/4.38          | ~ (ssPv6_23r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 26.61/4.38               X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 26.61/4.38               X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21 @ skc27))),
% 26.61/4.38      inference('demod', [status(thm)],
% 26.61/4.38                [zip_derived_cl1373, zip_derived_cl1419])).
% 26.61/4.38  thf(zip_derived_cl1478, plain,
% 26.61/4.38      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.61/4.38         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i]:
% 26.61/4.38          (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 26.61/4.38           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)),
% 26.61/4.38      inference('demod', [status(thm)],
% 26.61/4.38                [zip_derived_cl738, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.38                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.61/4.38                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.61/4.38                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257, 
% 26.61/4.38                 zip_derived_cl1310, zip_derived_cl1364, zip_derived_cl1419])).
% 26.61/4.38  thf(zip_derived_cl1483, plain,
% 26.61/4.38      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.61/4.38         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 26.61/4.38         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i, 
% 26.61/4.38         X21 : $i]:
% 26.61/4.38         (~ (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 26.61/4.38             X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)
% 26.61/4.38          | ~ (ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 26.61/4.38               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 26.61/4.38               X14 @ X15)
% 26.61/4.38          | ~ (ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 26.61/4.38               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 26.61/4.38               X14 @ X15 @ X16)
% 26.61/4.38          | ~ (ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 26.61/4.38               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 26.61/4.38               X14 @ X15 @ X16 @ X17)
% 26.61/4.38          | ~ (ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 26.61/4.38               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 26.61/4.38               X14 @ X15 @ X16 @ X17 @ X18)
% 26.61/4.38          | ~ (ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 26.61/4.38               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 26.61/4.38               X14 @ X15 @ X16 @ X17 @ X18 @ X19)
% 26.61/4.38          | ~ (ssNder1_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 26.61/4.38               X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 26.61/4.38               X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20)
% 26.61/4.38          | ~ (ssPv6_23r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 26.61/4.38               X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 26.61/4.38               X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21 @ skc27))),
% 26.61/4.38      inference('demod', [status(thm)],
% 26.61/4.38                [zip_derived_cl1426, zip_derived_cl1478])).
% 26.61/4.38  thf(zip_derived_cl1542, plain,
% 26.61/4.38      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.61/4.38         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 26.61/4.38         X14 : $i]:
% 26.61/4.38          (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 26.61/4.38           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)),
% 26.61/4.38      inference('demod', [status(thm)],
% 26.61/4.38                [zip_derived_cl705, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.38                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.61/4.38                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.61/4.38                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257, 
% 26.61/4.38                 zip_derived_cl1310, zip_derived_cl1364, zip_derived_cl1419, 
% 26.61/4.38                 zip_derived_cl1478])).
% 26.61/4.38  thf(zip_derived_cl1546, plain,
% 26.61/4.38      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.61/4.38         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 26.61/4.38         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i, 
% 26.61/4.38         X21 : $i]:
% 26.61/4.38         (~ (ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 26.61/4.38             X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15)
% 26.61/4.38          | ~ (ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 26.61/4.38               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 26.61/4.38               X14 @ X15 @ X16)
% 26.61/4.38          | ~ (ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 26.61/4.38               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 26.61/4.38               X14 @ X15 @ X16 @ X17)
% 26.61/4.38          | ~ (ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 26.61/4.38               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 26.61/4.38               X14 @ X15 @ X16 @ X17 @ X18)
% 26.61/4.38          | ~ (ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 26.61/4.38               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 26.61/4.38               X14 @ X15 @ X16 @ X17 @ X18 @ X19)
% 26.61/4.38          | ~ (ssNder1_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 26.61/4.38               X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 26.61/4.38               X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20)
% 26.61/4.38          | ~ (ssPv6_23r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 26.61/4.38               X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 26.61/4.38               X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21 @ skc27))),
% 26.61/4.38      inference('demod', [status(thm)],
% 26.61/4.38                [zip_derived_cl1483, zip_derived_cl1542])).
% 26.61/4.38  thf(zip_derived_cl1606, plain,
% 26.61/4.38      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.61/4.38         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 26.61/4.38         X14 : $i, X15 : $i]:
% 26.61/4.38          (ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 26.61/4.38           X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15)),
% 26.61/4.38      inference('demod', [status(thm)],
% 26.61/4.38                [zip_derived_cl664, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.38                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.61/4.38                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.61/4.38                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257, 
% 26.61/4.38                 zip_derived_cl1310, zip_derived_cl1364, zip_derived_cl1419, 
% 26.61/4.38                 zip_derived_cl1478, zip_derived_cl1542])).
% 26.61/4.38  thf(zip_derived_cl1610, plain,
% 26.61/4.38      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.61/4.38         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 26.61/4.38         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i, 
% 26.61/4.38         X21 : $i]:
% 26.61/4.38         (~ (ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 26.61/4.38             X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 26.61/4.38             X15 @ X16)
% 26.61/4.38          | ~ (ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 26.61/4.38               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 26.61/4.38               X14 @ X15 @ X16 @ X17)
% 26.61/4.38          | ~ (ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 26.61/4.38               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 26.61/4.38               X14 @ X15 @ X16 @ X17 @ X18)
% 26.61/4.38          | ~ (ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 26.61/4.38               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 26.61/4.38               X14 @ X15 @ X16 @ X17 @ X18 @ X19)
% 26.61/4.38          | ~ (ssNder1_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 26.61/4.38               X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 26.61/4.38               X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20)
% 26.61/4.38          | ~ (ssPv6_23r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 26.61/4.38               X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 26.61/4.38               X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21 @ skc27))),
% 26.61/4.38      inference('demod', [status(thm)],
% 26.61/4.38                [zip_derived_cl1546, zip_derived_cl1606])).
% 26.61/4.38  thf(zip_derived_cl1682, plain,
% 26.61/4.38      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.61/4.38         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 26.61/4.38         X14 : $i, X15 : $i, X16 : $i]:
% 26.61/4.38          (ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 26.61/4.39           X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ 
% 26.61/4.39           X16)),
% 26.61/4.39      inference('demod', [status(thm)],
% 26.61/4.39                [zip_derived_cl628, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.39                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.61/4.39                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.61/4.39                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257, 
% 26.61/4.39                 zip_derived_cl1310, zip_derived_cl1364, zip_derived_cl1419, 
% 26.61/4.39                 zip_derived_cl1478, zip_derived_cl1542, zip_derived_cl1606])).
% 26.61/4.39  thf(zip_derived_cl1685, plain,
% 26.61/4.39      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.61/4.39         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 26.61/4.39         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i, 
% 26.61/4.39         X21 : $i]:
% 26.61/4.39         (~ (ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 26.61/4.39             X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 26.61/4.39             X15 @ X16 @ X17)
% 26.61/4.39          | ~ (ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 26.61/4.39               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 26.61/4.39               X14 @ X15 @ X16 @ X17 @ X18)
% 26.61/4.39          | ~ (ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 26.61/4.39               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 26.61/4.39               X14 @ X15 @ X16 @ X17 @ X18 @ X19)
% 26.61/4.39          | ~ (ssNder1_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 26.61/4.39               X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 26.61/4.39               X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20)
% 26.61/4.39          | ~ (ssPv6_23r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 26.61/4.39               X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 26.61/4.39               X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21 @ skc27))),
% 26.61/4.39      inference('demod', [status(thm)],
% 26.61/4.39                [zip_derived_cl1610, zip_derived_cl1682])).
% 26.61/4.39  thf(zip_derived_cl1756, plain,
% 26.61/4.39      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.61/4.39         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 26.61/4.39         X14 : $i, X15 : $i, X16 : $i, X17 : $i]:
% 26.61/4.39          (ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 26.61/4.39           X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 26.61/4.39           X15 @ X16 @ X17)),
% 26.61/4.39      inference('demod', [status(thm)],
% 26.61/4.39                [zip_derived_cl591, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.39                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.61/4.39                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.61/4.39                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257, 
% 26.61/4.39                 zip_derived_cl1310, zip_derived_cl1364, zip_derived_cl1419, 
% 26.61/4.39                 zip_derived_cl1478, zip_derived_cl1542, zip_derived_cl1606, 
% 26.61/4.39                 zip_derived_cl1682])).
% 26.61/4.39  thf(zip_derived_cl1759, plain,
% 26.61/4.39      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.61/4.39         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 26.61/4.39         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i, 
% 26.61/4.39         X21 : $i]:
% 26.61/4.39         (~ (ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 26.61/4.39             X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 26.61/4.39             X15 @ X16 @ X17 @ X18)
% 26.61/4.39          | ~ (ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 26.61/4.39               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 26.61/4.39               X14 @ X15 @ X16 @ X17 @ X18 @ X19)
% 26.61/4.39          | ~ (ssNder1_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 26.61/4.39               X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 26.61/4.39               X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20)
% 26.61/4.39          | ~ (ssPv6_23r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 26.61/4.39               X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 26.61/4.39               X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21 @ skc27))),
% 26.61/4.39      inference('demod', [status(thm)],
% 26.61/4.39                [zip_derived_cl1685, zip_derived_cl1756])).
% 26.61/4.39  thf(zip_derived_cl1830, plain,
% 26.61/4.39      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.61/4.39         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 26.61/4.39         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i]:
% 26.61/4.39          (ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 26.61/4.39           X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 26.61/4.39           X15 @ X16 @ X17 @ X18)),
% 26.61/4.39      inference('demod', [status(thm)],
% 26.61/4.39                [zip_derived_cl551, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.39                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.61/4.39                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.61/4.39                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257, 
% 26.61/4.39                 zip_derived_cl1310, zip_derived_cl1364, zip_derived_cl1419, 
% 26.61/4.39                 zip_derived_cl1478, zip_derived_cl1542, zip_derived_cl1606, 
% 26.61/4.39                 zip_derived_cl1682, zip_derived_cl1756])).
% 26.61/4.39  thf(zip_derived_cl1833, plain,
% 26.61/4.39      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.61/4.39         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 26.61/4.39         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i, 
% 26.61/4.39         X21 : $i]:
% 26.61/4.39         (~ (ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 26.61/4.39             X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 26.61/4.39             X14 @ X15 @ X16 @ X17 @ X18 @ X19)
% 26.61/4.39          | ~ (ssNder1_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 26.61/4.39               X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 26.61/4.39               X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20)
% 26.61/4.39          | ~ (ssPv6_23r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 26.61/4.39               X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 26.61/4.39               X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21 @ skc27))),
% 26.61/4.39      inference('demod', [status(thm)],
% 26.61/4.39                [zip_derived_cl1759, zip_derived_cl1830])).
% 26.61/4.39  thf(zip_derived_cl1898, plain,
% 26.61/4.39      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.61/4.39         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 26.61/4.39         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i]:
% 26.61/4.39          (ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 26.61/4.39           X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 26.61/4.39           X15 @ X16 @ X17 @ X18 @ X19)),
% 26.61/4.39      inference('demod', [status(thm)],
% 26.61/4.39                [zip_derived_cl510, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.39                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.61/4.39                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.61/4.39                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257, 
% 26.61/4.39                 zip_derived_cl1310, zip_derived_cl1364, zip_derived_cl1419, 
% 26.61/4.39                 zip_derived_cl1478, zip_derived_cl1542, zip_derived_cl1606, 
% 26.61/4.39                 zip_derived_cl1682, zip_derived_cl1756, zip_derived_cl1830])).
% 26.61/4.39  thf(zip_derived_cl1900, plain,
% 26.61/4.39      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.61/4.39         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 26.61/4.39         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i, 
% 26.61/4.39         X21 : $i]:
% 26.61/4.39         (~ (ssNder1_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 26.61/4.39             X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 26.61/4.39             X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20)
% 26.61/4.39          | ~ (ssPv6_23r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 26.61/4.39               X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 26.61/4.39               X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21 @ skc27))),
% 26.61/4.39      inference('demod', [status(thm)],
% 26.61/4.39                [zip_derived_cl1833, zip_derived_cl1898])).
% 26.61/4.39  thf(zip_derived_cl1984, plain,
% 26.61/4.39      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.61/4.39         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 26.61/4.39         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i]:
% 26.61/4.39          (ssNder1_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 26.61/4.39           X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 26.61/4.39           X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20)),
% 26.61/4.39      inference('demod', [status(thm)],
% 26.61/4.39                [zip_derived_cl462, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.39                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.61/4.39                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.61/4.39                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257, 
% 26.61/4.39                 zip_derived_cl1310, zip_derived_cl1364, zip_derived_cl1419, 
% 26.61/4.39                 zip_derived_cl1478, zip_derived_cl1542, zip_derived_cl1606, 
% 26.61/4.39                 zip_derived_cl1682, zip_derived_cl1756, zip_derived_cl1830, 
% 26.61/4.39                 zip_derived_cl1898])).
% 26.61/4.39  thf(zip_derived_cl1985, plain,
% 26.61/4.39      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.61/4.39         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 26.61/4.39         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i, 
% 26.61/4.39         X21 : $i]:
% 26.61/4.39         ~ (ssPv6_23r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 26.61/4.39            X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 26.61/4.39            X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21 @ skc27)),
% 26.61/4.39      inference('demod', [status(thm)],
% 26.61/4.39                [zip_derived_cl1900, zip_derived_cl1984])).
% 26.61/4.39  thf(zip_derived_cl2795, plain,
% 26.61/4.39      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.61/4.39         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 26.61/4.39         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i, 
% 26.61/4.39         X21 : $i]:
% 26.61/4.39         ( (ssPv20_9r1r1r1r1r1r1r1r1r1 @ X21 @ X20 @ X19 @ X18 @ X17 @ X16 @ 
% 26.61/4.39            X15 @ X14 @ X13)
% 26.61/4.39          |  (ssPv16_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X21 @ X20 @ X19 @ X18 @ 
% 26.61/4.39              X17 @ X16 @ X15 @ X14 @ X13 @ X12 @ X11 @ X10 @ X9)
% 26.61/4.39          | ~ (ssPv13_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X21 @ X20 @ X19 @ 
% 26.61/4.39               X18 @ X17 @ X16 @ X15 @ X14 @ X13 @ X12 @ X11 @ X10 @ X9 @ X8 @ 
% 26.61/4.39               X7 @ X6)
% 26.61/4.39          |  (ssPv7_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X21 @ 
% 26.61/4.39              X20 @ X19 @ X18 @ X17 @ X16 @ X15 @ X14 @ X13 @ X12 @ X11 @ 
% 26.61/4.39              X10 @ X9 @ X8 @ X7 @ X6 @ X5 @ X4 @ X3 @ X2 @ X1 @ X0)
% 26.61/4.39          |  (ssPv18_11r1r1r1r1r1r1r1r1r1r1r1 @ X21 @ X20 @ X19 @ X18 @ X17 @ 
% 26.61/4.39              X16 @ X15 @ X14 @ X13 @ X12 @ X11))),
% 26.61/4.39      inference('sup-', [status(thm)], [zip_derived_cl2793, zip_derived_cl1985])).
% 26.61/4.39  thf(clause548, conjecture,
% 26.61/4.39    (~( ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 26.61/4.39        ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 26.61/4.39        ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 26.61/4.39        ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 26.61/4.39        ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 26.61/4.39        ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 26.61/4.39        ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 26.61/4.39        ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 26.61/4.39        ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 26.61/4.39        ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.39             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 26.61/4.39        ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.39             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 26.61/4.39        ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.39             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 26.61/4.39        ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.39             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 26.61/4.39        ( ~( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.39             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) | 
% 26.61/4.39        ( ~( ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.39             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) ) | 
% 26.61/4.39        ( ~( ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.39             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 26.61/4.39             X9 @ X10 ) ) | 
% 26.61/4.39        ( ~( ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.39             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 26.61/4.39             X9 @ X10 @ X11 ) ) | 
% 26.61/4.39        ( ~( ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.39             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 26.61/4.39             X9 @ X10 @ X11 @ X12 ) ) | 
% 26.61/4.39        ( ~( ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.39             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 26.61/4.39             X9 @ X10 @ X11 @ X12 @ X13 ) ) | 
% 26.61/4.39        ( ~( ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.39             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 26.61/4.39             X9 @ X10 @ X11 @ X12 @ X13 @ X14 ) ) | 
% 26.61/4.39        ( ~( ssPv7_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.39             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 26.61/4.39             X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ skc29 ) ) ))).
% 26.61/4.39  thf(zf_stmt_37, negated_conjecture,
% 26.61/4.39    (( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 26.61/4.39     ( ~( ssNder1_2r1r1 @ U @ V ) ) | ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 26.61/4.39     ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 26.61/4.39     ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 26.61/4.39     ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 26.61/4.39     ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 26.61/4.39     ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 26.61/4.39     ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 26.61/4.39     ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.39          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 26.61/4.39     ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.39          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 26.61/4.39     ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.39          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 26.61/4.39     ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.39          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 26.61/4.39     ( ~( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.39          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) | 
% 26.61/4.39     ( ~( ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.39          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) ) | 
% 26.61/4.39     ( ~( ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.39          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 26.61/4.39          X10 ) ) | 
% 26.61/4.39     ( ~( ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.39          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 26.61/4.39          X10 @ X11 ) ) | 
% 26.61/4.39     ( ~( ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.39          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 26.61/4.39          X10 @ X11 @ X12 ) ) | 
% 26.61/4.39     ( ~( ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.39          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 26.61/4.39          X10 @ X11 @ X12 @ X13 ) ) | 
% 26.61/4.39     ( ~( ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.39          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 26.61/4.39          X10 @ X11 @ X12 @ X13 @ X14 ) ) | 
% 26.61/4.39     ( ~( ssPv7_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.39          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 26.61/4.39          X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ skc29 ) )),
% 26.61/4.39    inference('cnf.neg', [status(esa)], [clause548])).
% 26.61/4.39  thf(zip_derived_cl460, plain,
% 26.61/4.39      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.61/4.39         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 26.61/4.39         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i]:
% 26.61/4.39         (~ (ssNder1_0)
% 26.61/4.39          | ~ (ssNder1_1r1 @ X0)
% 26.61/4.39          | ~ (ssNder1_2r1r1 @ X0 @ X1)
% 26.61/4.39          | ~ (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)
% 26.61/4.39          | ~ (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)
% 26.61/4.39          | ~ (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)
% 26.61/4.39          | ~ (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)
% 26.61/4.39          | ~ (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)
% 26.61/4.39          | ~ (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 26.61/4.39               X7)
% 26.61/4.39          | ~ (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 26.61/4.39               X6 @ X7 @ X8)
% 26.61/4.39          | ~ (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 26.61/4.39               X6 @ X7 @ X8 @ X9)
% 26.61/4.39          | ~ (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 26.61/4.39               X5 @ X6 @ X7 @ X8 @ X9 @ X10)
% 26.61/4.39          | ~ (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 26.61/4.39               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11)
% 26.61/4.39          | ~ (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 26.61/4.39               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)
% 26.61/4.39          | ~ (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 26.61/4.39               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)
% 26.61/4.39          | ~ (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 26.61/4.39               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)
% 26.61/4.39          | ~ (ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 26.61/4.39               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 26.61/4.39               X14 @ X15)
% 26.61/4.39          | ~ (ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 26.61/4.39               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 26.61/4.39               X14 @ X15 @ X16)
% 26.61/4.39          | ~ (ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 26.61/4.39               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 26.61/4.39               X14 @ X15 @ X16 @ X17)
% 26.61/4.39          | ~ (ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 26.61/4.39               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 26.61/4.39               X14 @ X15 @ X16 @ X17 @ X18)
% 26.61/4.39          | ~ (ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 26.61/4.39               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 26.61/4.39               X14 @ X15 @ X16 @ X17 @ X18 @ X19)
% 26.61/4.39          | ~ (ssPv7_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 26.61/4.39               X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 26.61/4.39               X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ skc29))),
% 26.61/4.39      inference('cnf', [status(esa)], [zf_stmt_37])).
% 26.61/4.39  thf(zip_derived_cl1007, plain, ( (ssNder1_0)),
% 26.61/4.39      inference('cnf', [status(esa)], [zf_stmt_1])).
% 26.61/4.39  thf(zip_derived_cl1013, plain, (![X0 : $i]:  (ssNder1_1r1 @ X0)),
% 26.61/4.39      inference('demod', [status(thm)],
% 26.61/4.39                [zip_derived_cl1006, zip_derived_cl1007])).
% 26.61/4.39  thf(zip_derived_cl1014, plain,
% 26.61/4.39      (![X0 : $i, X1 : $i]:  (ssNder1_2r1r1 @ X0 @ X1)),
% 26.61/4.39      inference('demod', [status(thm)],
% 26.61/4.39                [zip_derived_cl1005, zip_derived_cl1007, zip_derived_cl1013])).
% 26.61/4.39  thf(zip_derived_cl1019, plain,
% 26.61/4.39      (![X0 : $i, X1 : $i, X2 : $i]:  (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)),
% 26.61/4.39      inference('demod', [status(thm)],
% 26.61/4.39                [zip_derived_cl999, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.39                 zip_derived_cl1014])).
% 26.61/4.39  thf(zip_derived_cl1038, plain,
% 26.61/4.39      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 26.61/4.39          (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)),
% 26.61/4.39      inference('demod', [status(thm)],
% 26.61/4.39                [zip_derived_cl991, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.39                 zip_derived_cl1014, zip_derived_cl1019])).
% 26.61/4.39  thf(zip_derived_cl1058, plain,
% 26.61/4.39      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 26.61/4.39          (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)),
% 26.61/4.39      inference('demod', [status(thm)],
% 26.61/4.39                [zip_derived_cl973, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.39                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038])).
% 26.61/4.39  thf(zip_derived_cl1082, plain,
% 26.61/4.39      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 26.61/4.39          (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)),
% 26.61/4.39      inference('demod', [status(thm)],
% 26.61/4.39                [zip_derived_cl959, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.39                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.61/4.39                 zip_derived_cl1058])).
% 26.61/4.39  thf(zip_derived_cl1121, plain,
% 26.61/4.39      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i]:
% 26.61/4.39          (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)),
% 26.61/4.39      inference('demod', [status(thm)],
% 26.61/4.39                [zip_derived_cl938, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.39                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.61/4.39                 zip_derived_cl1058, zip_derived_cl1082])).
% 26.61/4.39  thf(zip_derived_cl1162, plain,
% 26.61/4.39      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, X7 : $i]:
% 26.61/4.39          (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7)),
% 26.61/4.39      inference('demod', [status(thm)],
% 26.61/4.39                [zip_derived_cl912, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.39                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.61/4.39                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121])).
% 26.61/4.39  thf(zip_derived_cl1208, plain,
% 26.61/4.39      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.61/4.39         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 26.61/4.39         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i]:
% 26.61/4.39         (~ (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 26.61/4.39             X7 @ X8)
% 26.61/4.39          | ~ (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 26.61/4.39               X6 @ X7 @ X8 @ X9)
% 26.61/4.39          | ~ (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 26.61/4.39               X5 @ X6 @ X7 @ X8 @ X9 @ X10)
% 26.61/4.39          | ~ (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 26.61/4.39               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11)
% 26.61/4.39          | ~ (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 26.61/4.39               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)
% 26.61/4.39          | ~ (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 26.61/4.39               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)
% 26.61/4.39          | ~ (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 26.61/4.39               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)
% 26.61/4.39          | ~ (ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 26.61/4.39               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 26.61/4.39               X14 @ X15)
% 26.61/4.39          | ~ (ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 26.61/4.39               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 26.61/4.39               X14 @ X15 @ X16)
% 26.61/4.39          | ~ (ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 26.61/4.39               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 26.61/4.39               X14 @ X15 @ X16 @ X17)
% 26.61/4.39          | ~ (ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 26.61/4.39               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 26.61/4.39               X14 @ X15 @ X16 @ X17 @ X18)
% 26.61/4.39          | ~ (ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 26.61/4.39               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 26.61/4.39               X14 @ X15 @ X16 @ X17 @ X18 @ X19)
% 26.61/4.39          | ~ (ssPv7_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 26.61/4.39               X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 26.61/4.39               X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ skc29))),
% 26.61/4.39      inference('demod', [status(thm)],
% 26.61/4.39                [zip_derived_cl460, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.39                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.61/4.39                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.61/4.39                 zip_derived_cl1162])).
% 26.61/4.39  thf(zip_derived_cl1209, plain,
% 26.61/4.39      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.61/4.39         X7 : $i, X8 : $i]:
% 26.61/4.39          (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 26.61/4.39           X7 @ X8)),
% 26.61/4.39      inference('demod', [status(thm)],
% 26.61/4.39                [zip_derived_cl889, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.39                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.61/4.39                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.61/4.39                 zip_derived_cl1162])).
% 26.61/4.39  thf(zip_derived_cl1220, plain,
% 26.61/4.39      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.61/4.39         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 26.61/4.39         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i]:
% 26.61/4.39         (~ (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 26.61/4.39             X6 @ X7 @ X8 @ X9)
% 26.61/4.39          | ~ (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 26.61/4.39               X5 @ X6 @ X7 @ X8 @ X9 @ X10)
% 26.61/4.39          | ~ (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 26.61/4.39               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11)
% 26.61/4.39          | ~ (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 26.61/4.39               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)
% 26.61/4.39          | ~ (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 26.61/4.39               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)
% 26.61/4.39          | ~ (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 26.61/4.39               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)
% 26.61/4.39          | ~ (ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 26.61/4.39               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 26.61/4.39               X14 @ X15)
% 26.61/4.39          | ~ (ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 26.61/4.39               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 26.61/4.39               X14 @ X15 @ X16)
% 26.61/4.39          | ~ (ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 26.61/4.39               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 26.61/4.39               X14 @ X15 @ X16 @ X17)
% 26.61/4.39          | ~ (ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 26.61/4.39               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 26.61/4.39               X14 @ X15 @ X16 @ X17 @ X18)
% 26.61/4.39          | ~ (ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 26.61/4.39               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 26.61/4.39               X14 @ X15 @ X16 @ X17 @ X18 @ X19)
% 26.61/4.39          | ~ (ssPv7_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 26.61/4.39               X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 26.61/4.39               X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ skc29))),
% 26.61/4.39      inference('demod', [status(thm)],
% 26.61/4.39                [zip_derived_cl1208, zip_derived_cl1209])).
% 26.61/4.39  thf(zip_derived_cl1257, plain,
% 26.61/4.39      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.61/4.39         X7 : $i, X8 : $i, X9 : $i]:
% 26.61/4.39          (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 26.61/4.39           X7 @ X8 @ X9)),
% 26.61/4.39      inference('demod', [status(thm)],
% 26.61/4.39                [zip_derived_cl861, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.39                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.61/4.39                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.61/4.39                 zip_derived_cl1162, zip_derived_cl1209])).
% 26.61/4.39  thf(zip_derived_cl1296, plain,
% 26.61/4.39      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.61/4.39         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 26.61/4.39         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i]:
% 26.61/4.39         (~ (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 26.61/4.39             X6 @ X7 @ X8 @ X9 @ X10)
% 26.61/4.39          | ~ (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 26.61/4.39               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11)
% 26.61/4.39          | ~ (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 26.61/4.39               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)
% 26.61/4.39          | ~ (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 26.61/4.39               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)
% 26.61/4.39          | ~ (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 26.61/4.39               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)
% 26.61/4.39          | ~ (ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 26.61/4.39               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 26.61/4.39               X14 @ X15)
% 26.61/4.39          | ~ (ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 26.61/4.39               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 26.61/4.39               X14 @ X15 @ X16)
% 26.61/4.39          | ~ (ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 26.61/4.39               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 26.61/4.39               X14 @ X15 @ X16 @ X17)
% 26.61/4.39          | ~ (ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 26.61/4.39               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 26.61/4.39               X14 @ X15 @ X16 @ X17 @ X18)
% 26.61/4.39          | ~ (ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 26.61/4.39               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 26.61/4.39               X14 @ X15 @ X16 @ X17 @ X18 @ X19)
% 26.61/4.39          | ~ (ssPv7_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 26.61/4.39               X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 26.61/4.39               X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ skc29))),
% 26.61/4.39      inference('demod', [status(thm)],
% 26.61/4.39                [zip_derived_cl1220, zip_derived_cl1257])).
% 26.61/4.39  thf(zip_derived_cl1310, plain,
% 26.61/4.39      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.61/4.39         X7 : $i, X8 : $i, X9 : $i, X10 : $i]:
% 26.61/4.39          (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 26.61/4.39           X6 @ X7 @ X8 @ X9 @ X10)),
% 26.61/4.39      inference('demod', [status(thm)],
% 26.61/4.39                [zip_derived_cl832, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.39                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.61/4.39                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.61/4.39                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257])).
% 26.61/4.39  thf(zip_derived_cl1319, plain,
% 26.61/4.39      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.61/4.39         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 26.61/4.39         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i]:
% 26.61/4.39         (~ (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 26.61/4.39             X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11)
% 26.61/4.39          | ~ (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 26.61/4.39               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)
% 26.61/4.39          | ~ (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 26.61/4.39               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)
% 26.61/4.39          | ~ (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 26.61/4.39               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)
% 26.61/4.39          | ~ (ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 26.61/4.39               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 26.61/4.39               X14 @ X15)
% 26.61/4.39          | ~ (ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 26.61/4.39               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 26.61/4.39               X14 @ X15 @ X16)
% 26.61/4.39          | ~ (ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 26.61/4.39               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 26.61/4.39               X14 @ X15 @ X16 @ X17)
% 26.61/4.39          | ~ (ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 26.61/4.39               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 26.61/4.39               X14 @ X15 @ X16 @ X17 @ X18)
% 26.61/4.39          | ~ (ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 26.61/4.39               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 26.61/4.39               X14 @ X15 @ X16 @ X17 @ X18 @ X19)
% 26.61/4.39          | ~ (ssPv7_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 26.61/4.39               X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 26.61/4.39               X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ skc29))),
% 26.61/4.39      inference('demod', [status(thm)],
% 26.61/4.39                [zip_derived_cl1296, zip_derived_cl1310])).
% 26.61/4.39  thf(zip_derived_cl1364, plain,
% 26.61/4.39      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.61/4.39         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i]:
% 26.61/4.39          (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 26.61/4.39           X6 @ X7 @ X8 @ X9 @ X10 @ X11)),
% 26.61/4.39      inference('demod', [status(thm)],
% 26.61/4.39                [zip_derived_cl807, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.39                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.61/4.39                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.61/4.39                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257, 
% 26.61/4.39                 zip_derived_cl1310])).
% 26.61/4.39  thf(zip_derived_cl1372, plain,
% 26.61/4.39      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.61/4.39         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 26.61/4.39         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i]:
% 26.61/4.39         (~ (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 26.61/4.39             X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)
% 26.61/4.39          | ~ (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 26.61/4.39               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)
% 26.61/4.39          | ~ (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 26.61/4.39               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)
% 26.61/4.39          | ~ (ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 26.61/4.39               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 26.61/4.39               X14 @ X15)
% 26.61/4.39          | ~ (ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 26.61/4.39               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 26.61/4.39               X14 @ X15 @ X16)
% 26.61/4.39          | ~ (ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 26.61/4.39               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 26.61/4.39               X14 @ X15 @ X16 @ X17)
% 26.61/4.39          | ~ (ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 26.61/4.39               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 26.61/4.39               X14 @ X15 @ X16 @ X17 @ X18)
% 26.61/4.39          | ~ (ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 26.61/4.39               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 26.61/4.39               X14 @ X15 @ X16 @ X17 @ X18 @ X19)
% 26.61/4.39          | ~ (ssPv7_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 26.61/4.39               X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 26.61/4.39               X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ skc29))),
% 26.61/4.39      inference('demod', [status(thm)],
% 26.61/4.39                [zip_derived_cl1319, zip_derived_cl1364])).
% 26.61/4.39  thf(zip_derived_cl1419, plain,
% 26.61/4.39      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.61/4.39         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i]:
% 26.61/4.39          (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 26.61/4.39           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)),
% 26.61/4.39      inference('demod', [status(thm)],
% 26.61/4.39                [zip_derived_cl774, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.39                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.61/4.39                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.61/4.39                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257, 
% 26.61/4.39                 zip_derived_cl1310, zip_derived_cl1364])).
% 26.61/4.39  thf(zip_derived_cl1425, plain,
% 26.61/4.39      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.61/4.39         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 26.61/4.39         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i]:
% 26.61/4.39         (~ (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 26.61/4.39             X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)
% 26.61/4.39          | ~ (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 26.61/4.39               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)
% 26.61/4.39          | ~ (ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 26.61/4.39               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 26.61/4.39               X14 @ X15)
% 26.61/4.39          | ~ (ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 26.61/4.39               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 26.61/4.39               X14 @ X15 @ X16)
% 26.61/4.39          | ~ (ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 26.61/4.39               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 26.61/4.39               X14 @ X15 @ X16 @ X17)
% 26.61/4.39          | ~ (ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 26.61/4.39               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 26.61/4.39               X14 @ X15 @ X16 @ X17 @ X18)
% 26.61/4.39          | ~ (ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 26.61/4.39               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 26.61/4.39               X14 @ X15 @ X16 @ X17 @ X18 @ X19)
% 26.61/4.39          | ~ (ssPv7_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 26.61/4.39               X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 26.61/4.39               X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ skc29))),
% 26.61/4.39      inference('demod', [status(thm)],
% 26.61/4.39                [zip_derived_cl1372, zip_derived_cl1419])).
% 26.61/4.39  thf(zip_derived_cl1478, plain,
% 26.61/4.39      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.61/4.39         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i]:
% 26.61/4.39          (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 26.61/4.39           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)),
% 26.61/4.39      inference('demod', [status(thm)],
% 26.61/4.39                [zip_derived_cl738, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.39                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.61/4.39                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.61/4.39                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257, 
% 26.61/4.39                 zip_derived_cl1310, zip_derived_cl1364, zip_derived_cl1419])).
% 26.61/4.39  thf(zip_derived_cl1482, plain,
% 26.61/4.39      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.61/4.39         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 26.61/4.39         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i]:
% 26.61/4.39         (~ (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 26.61/4.39             X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)
% 26.61/4.39          | ~ (ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 26.61/4.39               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 26.61/4.39               X14 @ X15)
% 26.61/4.39          | ~ (ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 26.61/4.39               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 26.61/4.39               X14 @ X15 @ X16)
% 26.61/4.39          | ~ (ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 26.61/4.39               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 26.61/4.39               X14 @ X15 @ X16 @ X17)
% 26.61/4.39          | ~ (ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 26.61/4.39               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 26.61/4.39               X14 @ X15 @ X16 @ X17 @ X18)
% 26.61/4.39          | ~ (ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 26.61/4.39               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 26.61/4.39               X14 @ X15 @ X16 @ X17 @ X18 @ X19)
% 26.61/4.39          | ~ (ssPv7_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 26.61/4.39               X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 26.61/4.39               X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ skc29))),
% 26.61/4.39      inference('demod', [status(thm)],
% 26.61/4.39                [zip_derived_cl1425, zip_derived_cl1478])).
% 26.61/4.39  thf(zip_derived_cl1542, plain,
% 26.61/4.39      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.61/4.39         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 26.61/4.39         X14 : $i]:
% 26.61/4.39          (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 26.61/4.39           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)),
% 26.61/4.39      inference('demod', [status(thm)],
% 26.61/4.39                [zip_derived_cl705, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.39                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.61/4.39                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.61/4.39                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257, 
% 26.61/4.39                 zip_derived_cl1310, zip_derived_cl1364, zip_derived_cl1419, 
% 26.61/4.39                 zip_derived_cl1478])).
% 26.61/4.39  thf(zip_derived_cl1545, plain,
% 26.61/4.39      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.61/4.39         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 26.61/4.39         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i]:
% 26.61/4.39         (~ (ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 26.61/4.39             X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15)
% 26.61/4.39          | ~ (ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 26.61/4.39               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 26.61/4.39               X14 @ X15 @ X16)
% 26.61/4.39          | ~ (ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 26.61/4.39               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 26.61/4.39               X14 @ X15 @ X16 @ X17)
% 26.61/4.39          | ~ (ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 26.61/4.39               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 26.61/4.39               X14 @ X15 @ X16 @ X17 @ X18)
% 26.61/4.39          | ~ (ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 26.61/4.39               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 26.61/4.39               X14 @ X15 @ X16 @ X17 @ X18 @ X19)
% 26.61/4.39          | ~ (ssPv7_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 26.61/4.39               X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 26.61/4.39               X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ skc29))),
% 26.61/4.39      inference('demod', [status(thm)],
% 26.61/4.39                [zip_derived_cl1482, zip_derived_cl1542])).
% 26.61/4.39  thf(zip_derived_cl1606, plain,
% 26.61/4.39      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.61/4.39         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 26.61/4.39         X14 : $i, X15 : $i]:
% 26.61/4.39          (ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 26.61/4.39           X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15)),
% 26.61/4.39      inference('demod', [status(thm)],
% 26.61/4.39                [zip_derived_cl664, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.39                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.61/4.39                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.61/4.39                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257, 
% 26.61/4.39                 zip_derived_cl1310, zip_derived_cl1364, zip_derived_cl1419, 
% 26.61/4.39                 zip_derived_cl1478, zip_derived_cl1542])).
% 26.61/4.39  thf(zip_derived_cl1609, plain,
% 26.61/4.39      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.61/4.39         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 26.61/4.39         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i]:
% 26.61/4.39         (~ (ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 26.61/4.39             X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 26.61/4.39             X15 @ X16)
% 26.61/4.39          | ~ (ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 26.61/4.39               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 26.61/4.39               X14 @ X15 @ X16 @ X17)
% 26.61/4.39          | ~ (ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 26.61/4.39               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 26.61/4.39               X14 @ X15 @ X16 @ X17 @ X18)
% 26.61/4.39          | ~ (ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 26.61/4.39               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 26.61/4.39               X14 @ X15 @ X16 @ X17 @ X18 @ X19)
% 26.61/4.39          | ~ (ssPv7_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 26.61/4.39               X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 26.61/4.39               X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ skc29))),
% 26.61/4.39      inference('demod', [status(thm)],
% 26.61/4.39                [zip_derived_cl1545, zip_derived_cl1606])).
% 26.61/4.39  thf(zip_derived_cl1682, plain,
% 26.61/4.39      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.61/4.39         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 26.61/4.39         X14 : $i, X15 : $i, X16 : $i]:
% 26.61/4.39          (ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 26.61/4.39           X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ 
% 26.61/4.39           X16)),
% 26.61/4.39      inference('demod', [status(thm)],
% 26.61/4.39                [zip_derived_cl628, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.39                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.61/4.39                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.61/4.39                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257, 
% 26.61/4.39                 zip_derived_cl1310, zip_derived_cl1364, zip_derived_cl1419, 
% 26.61/4.39                 zip_derived_cl1478, zip_derived_cl1542, zip_derived_cl1606])).
% 26.61/4.39  thf(zip_derived_cl1684, plain,
% 26.61/4.39      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.61/4.39         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 26.61/4.39         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i]:
% 26.61/4.39         (~ (ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 26.61/4.39             X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 26.61/4.39             X15 @ X16 @ X17)
% 26.61/4.39          | ~ (ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 26.61/4.39               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 26.61/4.39               X14 @ X15 @ X16 @ X17 @ X18)
% 26.61/4.39          | ~ (ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 26.61/4.39               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 26.61/4.39               X14 @ X15 @ X16 @ X17 @ X18 @ X19)
% 26.61/4.39          | ~ (ssPv7_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 26.61/4.39               X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 26.61/4.39               X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ skc29))),
% 26.61/4.39      inference('demod', [status(thm)],
% 26.61/4.39                [zip_derived_cl1609, zip_derived_cl1682])).
% 26.61/4.39  thf(zip_derived_cl1756, plain,
% 26.61/4.39      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.61/4.39         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 26.61/4.39         X14 : $i, X15 : $i, X16 : $i, X17 : $i]:
% 26.61/4.39          (ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 26.61/4.39           X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 26.61/4.39           X15 @ X16 @ X17)),
% 26.61/4.39      inference('demod', [status(thm)],
% 26.61/4.39                [zip_derived_cl591, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.39                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.61/4.39                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.61/4.39                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257, 
% 26.61/4.39                 zip_derived_cl1310, zip_derived_cl1364, zip_derived_cl1419, 
% 26.61/4.39                 zip_derived_cl1478, zip_derived_cl1542, zip_derived_cl1606, 
% 26.61/4.39                 zip_derived_cl1682])).
% 26.61/4.39  thf(zip_derived_cl1758, plain,
% 26.61/4.39      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.61/4.39         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 26.61/4.39         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i]:
% 26.61/4.39         (~ (ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 26.61/4.39             X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 26.61/4.39             X15 @ X16 @ X17 @ X18)
% 26.61/4.39          | ~ (ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 26.61/4.39               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 26.61/4.39               X14 @ X15 @ X16 @ X17 @ X18 @ X19)
% 26.61/4.39          | ~ (ssPv7_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 26.61/4.39               X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 26.61/4.39               X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ skc29))),
% 26.61/4.39      inference('demod', [status(thm)],
% 26.61/4.39                [zip_derived_cl1684, zip_derived_cl1756])).
% 26.61/4.39  thf(zip_derived_cl1830, plain,
% 26.61/4.39      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.61/4.39         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 26.61/4.39         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i]:
% 26.61/4.39          (ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 26.61/4.39           X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 26.61/4.39           X15 @ X16 @ X17 @ X18)),
% 26.61/4.39      inference('demod', [status(thm)],
% 26.61/4.39                [zip_derived_cl551, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.39                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.61/4.39                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.61/4.39                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257, 
% 26.61/4.39                 zip_derived_cl1310, zip_derived_cl1364, zip_derived_cl1419, 
% 26.61/4.39                 zip_derived_cl1478, zip_derived_cl1542, zip_derived_cl1606, 
% 26.61/4.39                 zip_derived_cl1682, zip_derived_cl1756])).
% 26.61/4.39  thf(zip_derived_cl1832, plain,
% 26.61/4.39      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.61/4.39         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 26.61/4.39         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i]:
% 26.61/4.39         (~ (ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 26.61/4.39             X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 26.61/4.39             X14 @ X15 @ X16 @ X17 @ X18 @ X19)
% 26.61/4.39          | ~ (ssPv7_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 26.61/4.39               X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 26.61/4.39               X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ skc29))),
% 26.61/4.39      inference('demod', [status(thm)],
% 26.61/4.39                [zip_derived_cl1758, zip_derived_cl1830])).
% 26.61/4.39  thf(zip_derived_cl1898, plain,
% 26.61/4.39      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.61/4.39         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 26.61/4.39         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i]:
% 26.61/4.39          (ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 26.61/4.39           X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 26.61/4.39           X15 @ X16 @ X17 @ X18 @ X19)),
% 26.61/4.39      inference('demod', [status(thm)],
% 26.61/4.39                [zip_derived_cl510, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.39                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.61/4.39                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.61/4.39                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257, 
% 26.61/4.39                 zip_derived_cl1310, zip_derived_cl1364, zip_derived_cl1419, 
% 26.61/4.39                 zip_derived_cl1478, zip_derived_cl1542, zip_derived_cl1606, 
% 26.61/4.39                 zip_derived_cl1682, zip_derived_cl1756, zip_derived_cl1830])).
% 26.61/4.39  thf(zip_derived_cl1899, plain,
% 26.61/4.39      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.61/4.39         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 26.61/4.39         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i]:
% 26.61/4.39         ~ (ssPv7_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 26.61/4.39            X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 26.61/4.39            X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ skc29)),
% 26.61/4.39      inference('demod', [status(thm)],
% 26.61/4.39                [zip_derived_cl1832, zip_derived_cl1898])).
% 26.61/4.39  thf(zip_derived_cl2797, plain,
% 26.61/4.39      (![X5 : $i, X6 : $i, X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, 
% 26.61/4.39         X12 : $i, X13 : $i, X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, 
% 26.61/4.39         X19 : $i, X20 : $i]:
% 26.61/4.39         ( (ssPv18_11r1r1r1r1r1r1r1r1r1r1r1 @ X20 @ X19 @ X18 @ X17 @ X16 @ 
% 26.61/4.39            X15 @ X14 @ X13 @ X12 @ X11 @ X10)
% 26.61/4.39          | ~ (ssPv13_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X20 @ X19 @ X18 @ 
% 26.61/4.39               X17 @ X16 @ X15 @ X14 @ X13 @ X12 @ X11 @ X10 @ X9 @ X8 @ X7 @ 
% 26.61/4.39               X6 @ X5)
% 26.61/4.39          |  (ssPv16_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X20 @ X19 @ X18 @ X17 @ 
% 26.61/4.39              X16 @ X15 @ X14 @ X13 @ X12 @ X11 @ X10 @ X9 @ X8)
% 26.61/4.39          |  (ssPv20_9r1r1r1r1r1r1r1r1r1 @ X20 @ X19 @ X18 @ X17 @ X16 @ X15 @ 
% 26.61/4.39              X14 @ X13 @ X12))),
% 26.61/4.39      inference('sup-', [status(thm)], [zip_derived_cl2795, zip_derived_cl1899])).
% 26.61/4.39  thf(zip_derived_cl2798, plain,
% 26.61/4.39      (![X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, X7 : $i, X8 : $i, 
% 26.61/4.39         X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, X14 : $i]:
% 26.61/4.39         ( (ssPv20_9r1r1r1r1r1r1r1r1r1 @ X14 @ X13 @ X12 @ X11 @ X10 @ X9 @ 
% 26.61/4.39            X8 @ X7 @ X6)
% 26.61/4.39          |  (ssPv16_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X14 @ X13 @ X12 @ X11 @ 
% 26.61/4.39              X10 @ X9 @ X8 @ X7 @ X6 @ X5 @ X4 @ X3 @ X2)
% 26.61/4.39          |  (ssPv18_11r1r1r1r1r1r1r1r1r1r1r1 @ X14 @ X13 @ X12 @ X11 @ X10 @ 
% 26.61/4.39              X9 @ X8 @ X7 @ X6 @ X5 @ X4))),
% 26.61/4.39      inference('sup-', [status(thm)], [zip_derived_cl1561, zip_derived_cl2797])).
% 26.61/4.39  thf(clause203, conjecture,
% 26.61/4.39    (~( ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 26.61/4.39        ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 26.61/4.39        ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 26.61/4.39        ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 26.61/4.39        ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 26.61/4.39        ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 26.61/4.39        ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 26.61/4.39        ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 26.61/4.39        ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 26.61/4.39        ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.39             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 26.61/4.39        ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.39             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 26.61/4.39        ( ~( ssPv16_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.39             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ skc39 ) ) ))).
% 26.61/4.39  thf(zf_stmt_38, negated_conjecture,
% 26.61/4.39    (( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 26.61/4.39     ( ~( ssNder1_2r1r1 @ U @ V ) ) | ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 26.61/4.39     ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 26.61/4.39     ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 26.61/4.39     ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 26.61/4.39     ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 26.61/4.39     ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 26.61/4.39     ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 26.61/4.39     ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.39          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 26.61/4.39     ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.39          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 26.61/4.39     ( ~( ssPv16_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.39          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ skc39 ) )),
% 26.61/4.39    inference('cnf.neg', [status(esa)], [clause203])).
% 26.61/4.39  thf(zip_derived_cl805, plain,
% 26.61/4.39      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.61/4.39         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i]:
% 26.61/4.39         (~ (ssNder1_0)
% 26.61/4.39          | ~ (ssNder1_1r1 @ X0)
% 26.61/4.39          | ~ (ssNder1_2r1r1 @ X0 @ X1)
% 26.61/4.39          | ~ (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)
% 26.61/4.39          | ~ (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)
% 26.61/4.39          | ~ (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)
% 26.61/4.39          | ~ (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)
% 26.61/4.39          | ~ (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)
% 26.61/4.39          | ~ (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 26.61/4.39               X7)
% 26.61/4.39          | ~ (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 26.61/4.39               X6 @ X7 @ X8)
% 26.61/4.39          | ~ (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 26.61/4.39               X6 @ X7 @ X8 @ X9)
% 26.61/4.39          | ~ (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 26.61/4.39               X5 @ X6 @ X7 @ X8 @ X9 @ X10)
% 26.61/4.39          | ~ (ssPv16_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 26.61/4.39               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ skc39))),
% 26.61/4.39      inference('cnf', [status(esa)], [zf_stmt_38])).
% 26.61/4.39  thf(zip_derived_cl1007, plain, ( (ssNder1_0)),
% 26.61/4.39      inference('cnf', [status(esa)], [zf_stmt_1])).
% 26.61/4.39  thf(zip_derived_cl1013, plain, (![X0 : $i]:  (ssNder1_1r1 @ X0)),
% 26.61/4.39      inference('demod', [status(thm)],
% 26.61/4.39                [zip_derived_cl1006, zip_derived_cl1007])).
% 26.61/4.39  thf(zip_derived_cl1014, plain,
% 26.61/4.39      (![X0 : $i, X1 : $i]:  (ssNder1_2r1r1 @ X0 @ X1)),
% 26.61/4.39      inference('demod', [status(thm)],
% 26.61/4.39                [zip_derived_cl1005, zip_derived_cl1007, zip_derived_cl1013])).
% 26.61/4.39  thf(zip_derived_cl1019, plain,
% 26.61/4.39      (![X0 : $i, X1 : $i, X2 : $i]:  (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)),
% 26.61/4.39      inference('demod', [status(thm)],
% 26.61/4.39                [zip_derived_cl999, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.39                 zip_derived_cl1014])).
% 26.61/4.39  thf(zip_derived_cl1038, plain,
% 26.61/4.39      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 26.61/4.39          (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)),
% 26.61/4.39      inference('demod', [status(thm)],
% 26.61/4.39                [zip_derived_cl991, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.39                 zip_derived_cl1014, zip_derived_cl1019])).
% 26.61/4.39  thf(zip_derived_cl1058, plain,
% 26.61/4.39      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 26.61/4.39          (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)),
% 26.61/4.39      inference('demod', [status(thm)],
% 26.61/4.39                [zip_derived_cl973, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.39                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038])).
% 26.61/4.39  thf(zip_derived_cl1082, plain,
% 26.61/4.39      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 26.61/4.39          (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)),
% 26.61/4.39      inference('demod', [status(thm)],
% 26.61/4.39                [zip_derived_cl959, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.39                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.61/4.39                 zip_derived_cl1058])).
% 26.61/4.39  thf(zip_derived_cl1090, plain,
% 26.61/4.39      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.61/4.39         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i]:
% 26.61/4.39         (~ (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)
% 26.61/4.39          | ~ (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 26.61/4.39               X7)
% 26.61/4.39          | ~ (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 26.61/4.39               X6 @ X7 @ X8)
% 26.61/4.39          | ~ (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 26.61/4.39               X6 @ X7 @ X8 @ X9)
% 26.61/4.39          | ~ (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 26.61/4.39               X5 @ X6 @ X7 @ X8 @ X9 @ X10)
% 26.61/4.39          | ~ (ssPv16_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 26.61/4.39               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ skc39))),
% 26.61/4.39      inference('demod', [status(thm)],
% 26.61/4.39                [zip_derived_cl805, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.39                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.61/4.39                 zip_derived_cl1058, zip_derived_cl1082])).
% 26.61/4.39  thf(zip_derived_cl1121, plain,
% 26.61/4.39      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i]:
% 26.61/4.39          (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)),
% 26.61/4.39      inference('demod', [status(thm)],
% 26.61/4.39                [zip_derived_cl938, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.39                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.61/4.39                 zip_derived_cl1058, zip_derived_cl1082])).
% 26.61/4.39  thf(zip_derived_cl1124, plain,
% 26.61/4.39      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.61/4.39         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i]:
% 26.61/4.39         (~ (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7)
% 26.61/4.39          | ~ (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 26.61/4.39               X6 @ X7 @ X8)
% 26.61/4.39          | ~ (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 26.61/4.39               X6 @ X7 @ X8 @ X9)
% 26.61/4.39          | ~ (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 26.61/4.39               X5 @ X6 @ X7 @ X8 @ X9 @ X10)
% 26.61/4.39          | ~ (ssPv16_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 26.61/4.39               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ skc39))),
% 26.61/4.39      inference('demod', [status(thm)],
% 26.61/4.39                [zip_derived_cl1090, zip_derived_cl1121])).
% 26.61/4.39  thf(zip_derived_cl1162, plain,
% 26.61/4.39      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, X7 : $i]:
% 26.61/4.39          (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7)),
% 26.61/4.39      inference('demod', [status(thm)],
% 26.61/4.39                [zip_derived_cl912, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.39                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.61/4.39                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121])).
% 26.61/4.39  thf(zip_derived_cl1163, plain,
% 26.61/4.39      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.61/4.39         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i]:
% 26.61/4.39         (~ (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 26.61/4.39             X7 @ X8)
% 26.61/4.39          | ~ (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 26.61/4.39               X6 @ X7 @ X8 @ X9)
% 26.61/4.39          | ~ (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 26.61/4.39               X5 @ X6 @ X7 @ X8 @ X9 @ X10)
% 26.61/4.39          | ~ (ssPv16_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 26.61/4.39               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ skc39))),
% 26.61/4.39      inference('demod', [status(thm)],
% 26.61/4.39                [zip_derived_cl1124, zip_derived_cl1162])).
% 26.61/4.39  thf(zip_derived_cl1209, plain,
% 26.61/4.39      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.61/4.39         X7 : $i, X8 : $i]:
% 26.61/4.39          (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 26.61/4.39           X7 @ X8)),
% 26.61/4.39      inference('demod', [status(thm)],
% 26.61/4.39                [zip_derived_cl889, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.39                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.61/4.39                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.61/4.39                 zip_derived_cl1162])).
% 26.61/4.39  thf(zip_derived_cl1210, plain,
% 26.61/4.39      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.61/4.39         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i]:
% 26.61/4.39         (~ (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 26.61/4.39             X6 @ X7 @ X8 @ X9)
% 26.61/4.39          | ~ (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 26.61/4.39               X5 @ X6 @ X7 @ X8 @ X9 @ X10)
% 26.61/4.39          | ~ (ssPv16_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 26.61/4.39               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ skc39))),
% 26.61/4.39      inference('demod', [status(thm)],
% 26.61/4.39                [zip_derived_cl1163, zip_derived_cl1209])).
% 26.61/4.39  thf(zip_derived_cl1257, plain,
% 26.61/4.39      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.61/4.39         X7 : $i, X8 : $i, X9 : $i]:
% 26.61/4.39          (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 26.61/4.39           X7 @ X8 @ X9)),
% 26.61/4.39      inference('demod', [status(thm)],
% 26.61/4.39                [zip_derived_cl861, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.39                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.61/4.39                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.61/4.39                 zip_derived_cl1162, zip_derived_cl1209])).
% 26.61/4.39  thf(zip_derived_cl1258, plain,
% 26.61/4.39      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.61/4.39         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i]:
% 26.61/4.39         (~ (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 26.61/4.39             X6 @ X7 @ X8 @ X9 @ X10)
% 26.61/4.39          | ~ (ssPv16_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 26.61/4.39               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ skc39))),
% 26.61/4.39      inference('demod', [status(thm)],
% 26.61/4.39                [zip_derived_cl1210, zip_derived_cl1257])).
% 26.61/4.39  thf(zip_derived_cl1310, plain,
% 26.61/4.39      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.61/4.39         X7 : $i, X8 : $i, X9 : $i, X10 : $i]:
% 26.61/4.39          (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 26.61/4.39           X6 @ X7 @ X8 @ X9 @ X10)),
% 26.61/4.39      inference('demod', [status(thm)],
% 26.61/4.39                [zip_derived_cl832, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.39                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.61/4.39                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.61/4.39                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257])).
% 26.61/4.39  thf(zip_derived_cl1311, plain,
% 26.61/4.39      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.61/4.39         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i]:
% 26.61/4.39         ~ (ssPv16_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 26.61/4.39            X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ skc39)),
% 26.61/4.39      inference('demod', [status(thm)],
% 26.61/4.39                [zip_derived_cl1258, zip_derived_cl1310])).
% 26.61/4.39  thf(zip_derived_cl2800, plain,
% 26.61/4.39      (![X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, X7 : $i, 
% 26.61/4.39         X8 : $i, X9 : $i, X10 : $i, X11 : $i]:
% 26.61/4.39         ( (ssPv18_11r1r1r1r1r1r1r1r1r1r1r1 @ X11 @ X10 @ X9 @ X8 @ X7 @ X6 @ 
% 26.61/4.39            X5 @ X4 @ X3 @ X2 @ X1)
% 26.61/4.39          |  (ssPv20_9r1r1r1r1r1r1r1r1r1 @ X11 @ X10 @ X9 @ X8 @ X7 @ X6 @ 
% 26.61/4.39              X5 @ X4 @ X3))),
% 26.61/4.39      inference('sup-', [status(thm)], [zip_derived_cl2798, zip_derived_cl1311])).
% 26.61/4.39  thf(clause644, conjecture,
% 26.61/4.39    (~( ( ssPv5_24r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.39          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 26.61/4.39          X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 @ X17 @ skc24 ) | 
% 26.61/4.39        ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 26.61/4.39        ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 26.61/4.39        ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 26.61/4.39        ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 26.61/4.39        ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 26.61/4.39        ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 26.61/4.39        ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 26.61/4.39        ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 26.61/4.39        ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 26.61/4.39        ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.39             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 26.61/4.39        ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.39             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 26.61/4.39        ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.39             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 26.61/4.39        ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.39             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 26.61/4.39        ( ~( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.39             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) | 
% 26.61/4.39        ( ~( ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.39             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) ) | 
% 26.61/4.39        ( ~( ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.39             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 26.61/4.39             X9 @ X10 ) ) | 
% 26.61/4.39        ( ~( ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.39             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 26.61/4.39             X9 @ X10 @ X11 ) ) | 
% 26.61/4.39        ( ~( ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.39             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 26.61/4.39             X9 @ X10 @ X11 @ X12 ) ) | 
% 26.61/4.39        ( ~( ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.39             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 26.61/4.39             X9 @ X10 @ X11 @ X12 @ X13 ) ) | 
% 26.61/4.39        ( ~( ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.39             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 26.61/4.39             X9 @ X10 @ X11 @ X12 @ X13 @ X14 ) ) | 
% 26.61/4.39        ( ~( ssNder1_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.39             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 26.61/4.39             X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 ) ) | 
% 26.61/4.39        ( ~( ssNder1_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.39             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 26.61/4.39             X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 ) ) ))).
% 26.61/4.39  thf(zf_stmt_39, negated_conjecture,
% 26.61/4.39    (( ssPv5_24r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.39       U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 26.61/4.39       X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 @ X17 @ skc24 ) | 
% 26.61/4.39     ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 26.61/4.39     ( ~( ssNder1_2r1r1 @ U @ V ) ) | ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 26.61/4.39     ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 26.61/4.39     ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 26.61/4.39     ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 26.61/4.39     ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 26.61/4.39     ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 26.61/4.39     ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 26.61/4.39     ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.39          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 26.61/4.39     ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.39          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 26.61/4.39     ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.39          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 26.61/4.39     ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.39          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 26.61/4.39     ( ~( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.39          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) | 
% 26.61/4.39     ( ~( ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.39          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) ) | 
% 26.61/4.39     ( ~( ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.39          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 26.61/4.39          X10 ) ) | 
% 26.61/4.39     ( ~( ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.39          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 26.61/4.39          X10 @ X11 ) ) | 
% 26.61/4.39     ( ~( ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.39          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 26.61/4.39          X10 @ X11 @ X12 ) ) | 
% 26.61/4.39     ( ~( ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.39          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 26.61/4.39          X10 @ X11 @ X12 @ X13 ) ) | 
% 26.61/4.39     ( ~( ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.39          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 26.61/4.39          X10 @ X11 @ X12 @ X13 @ X14 ) ) | 
% 26.61/4.39     ( ~( ssNder1_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.39          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 26.61/4.39          X10 @ X11 @ X12 @ X13 @ X14 @ X15 ) ) | 
% 26.61/4.39     ( ~( ssNder1_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.39          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 26.61/4.39          X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 ) )),
% 26.61/4.39    inference('cnf.neg', [status(esa)], [clause644])).
% 26.61/4.39  thf(zip_derived_cl364, plain,
% 26.61/4.39      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.61/4.39         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 26.61/4.39         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i, 
% 26.61/4.39         X21 : $i, X22 : $i]:
% 26.61/4.39         ( (ssPv5_24r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 26.61/4.39            X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 26.61/4.39            X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21 @ X22 @ skc24)
% 26.61/4.39          | ~ (ssNder1_0)
% 26.61/4.39          | ~ (ssNder1_1r1 @ X0)
% 26.61/4.39          | ~ (ssNder1_2r1r1 @ X0 @ X1)
% 26.61/4.39          | ~ (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)
% 26.61/4.39          | ~ (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)
% 26.61/4.39          | ~ (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)
% 26.61/4.39          | ~ (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)
% 26.61/4.39          | ~ (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)
% 26.61/4.39          | ~ (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 26.61/4.39               X7)
% 26.61/4.39          | ~ (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 26.61/4.39               X6 @ X7 @ X8)
% 26.61/4.39          | ~ (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 26.61/4.39               X6 @ X7 @ X8 @ X9)
% 26.61/4.39          | ~ (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 26.61/4.39               X5 @ X6 @ X7 @ X8 @ X9 @ X10)
% 26.61/4.39          | ~ (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 26.61/4.39               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11)
% 26.61/4.39          | ~ (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 26.61/4.39               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)
% 26.61/4.39          | ~ (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 26.61/4.39               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)
% 26.61/4.39          | ~ (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 26.61/4.39               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)
% 26.61/4.39          | ~ (ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 26.61/4.39               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 26.61/4.39               X14 @ X15)
% 26.61/4.39          | ~ (ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 26.61/4.39               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 26.61/4.39               X14 @ X15 @ X16)
% 26.61/4.39          | ~ (ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 26.61/4.39               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 26.61/4.39               X14 @ X15 @ X16 @ X17)
% 26.61/4.39          | ~ (ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 26.61/4.39               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 26.61/4.39               X14 @ X15 @ X16 @ X17 @ X18)
% 26.61/4.39          | ~ (ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 26.61/4.39               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 26.61/4.39               X14 @ X15 @ X16 @ X17 @ X18 @ X19)
% 26.61/4.39          | ~ (ssNder1_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 26.61/4.39               X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 26.61/4.39               X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20)
% 26.61/4.39          | ~ (ssNder1_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 26.61/4.39               X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 26.61/4.39               X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21))),
% 26.61/4.39      inference('cnf', [status(esa)], [zf_stmt_39])).
% 26.61/4.39  thf(zip_derived_cl1007, plain, ( (ssNder1_0)),
% 26.61/4.39      inference('cnf', [status(esa)], [zf_stmt_1])).
% 26.61/4.39  thf(zip_derived_cl1013, plain, (![X0 : $i]:  (ssNder1_1r1 @ X0)),
% 26.61/4.39      inference('demod', [status(thm)],
% 26.61/4.39                [zip_derived_cl1006, zip_derived_cl1007])).
% 26.61/4.39  thf(zip_derived_cl1014, plain,
% 26.61/4.39      (![X0 : $i, X1 : $i]:  (ssNder1_2r1r1 @ X0 @ X1)),
% 26.61/4.39      inference('demod', [status(thm)],
% 26.61/4.39                [zip_derived_cl1005, zip_derived_cl1007, zip_derived_cl1013])).
% 26.61/4.39  thf(zip_derived_cl1019, plain,
% 26.61/4.39      (![X0 : $i, X1 : $i, X2 : $i]:  (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)),
% 26.61/4.39      inference('demod', [status(thm)],
% 26.61/4.39                [zip_derived_cl999, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.39                 zip_derived_cl1014])).
% 26.61/4.39  thf(zip_derived_cl1038, plain,
% 26.61/4.39      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 26.61/4.39          (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)),
% 26.61/4.39      inference('demod', [status(thm)],
% 26.61/4.39                [zip_derived_cl991, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.39                 zip_derived_cl1014, zip_derived_cl1019])).
% 26.61/4.39  thf(zip_derived_cl1058, plain,
% 26.61/4.39      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 26.61/4.39          (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)),
% 26.61/4.39      inference('demod', [status(thm)],
% 26.61/4.39                [zip_derived_cl973, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.39                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038])).
% 26.61/4.39  thf(zip_derived_cl1082, plain,
% 26.61/4.39      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 26.61/4.39          (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)),
% 26.61/4.39      inference('demod', [status(thm)],
% 26.61/4.39                [zip_derived_cl959, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.39                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.61/4.39                 zip_derived_cl1058])).
% 26.61/4.39  thf(zip_derived_cl1121, plain,
% 26.61/4.39      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i]:
% 26.61/4.39          (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)),
% 26.61/4.39      inference('demod', [status(thm)],
% 26.61/4.39                [zip_derived_cl938, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.39                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.61/4.39                 zip_derived_cl1058, zip_derived_cl1082])).
% 26.61/4.39  thf(zip_derived_cl1162, plain,
% 26.61/4.39      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, X7 : $i]:
% 26.61/4.39          (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7)),
% 26.61/4.39      inference('demod', [status(thm)],
% 26.61/4.39                [zip_derived_cl912, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.39                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.61/4.39                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121])).
% 26.61/4.39  thf(zip_derived_cl1209, plain,
% 26.61/4.39      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.61/4.39         X7 : $i, X8 : $i]:
% 26.61/4.39          (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 26.61/4.39           X7 @ X8)),
% 26.61/4.39      inference('demod', [status(thm)],
% 26.61/4.39                [zip_derived_cl889, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.39                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.61/4.39                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.61/4.39                 zip_derived_cl1162])).
% 26.61/4.39  thf(zip_derived_cl1257, plain,
% 26.61/4.39      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.61/4.39         X7 : $i, X8 : $i, X9 : $i]:
% 26.61/4.39          (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 26.61/4.39           X7 @ X8 @ X9)),
% 26.61/4.39      inference('demod', [status(thm)],
% 26.61/4.39                [zip_derived_cl861, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.39                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.61/4.39                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.61/4.39                 zip_derived_cl1162, zip_derived_cl1209])).
% 26.61/4.39  thf(zip_derived_cl1310, plain,
% 26.61/4.39      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.61/4.39         X7 : $i, X8 : $i, X9 : $i, X10 : $i]:
% 26.61/4.39          (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 26.61/4.39           X6 @ X7 @ X8 @ X9 @ X10)),
% 26.61/4.39      inference('demod', [status(thm)],
% 26.61/4.39                [zip_derived_cl832, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.39                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.61/4.39                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.61/4.39                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257])).
% 26.61/4.39  thf(zip_derived_cl1364, plain,
% 26.61/4.39      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.61/4.39         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i]:
% 26.61/4.39          (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 26.61/4.39           X6 @ X7 @ X8 @ X9 @ X10 @ X11)),
% 26.61/4.39      inference('demod', [status(thm)],
% 26.61/4.39                [zip_derived_cl807, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.39                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.61/4.39                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.61/4.39                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257, 
% 26.61/4.39                 zip_derived_cl1310])).
% 26.61/4.39  thf(zip_derived_cl1419, plain,
% 26.61/4.39      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.61/4.39         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i]:
% 26.61/4.39          (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 26.61/4.39           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)),
% 26.61/4.39      inference('demod', [status(thm)],
% 26.61/4.39                [zip_derived_cl774, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.39                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.61/4.39                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.61/4.39                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257, 
% 26.61/4.39                 zip_derived_cl1310, zip_derived_cl1364])).
% 26.61/4.39  thf(zip_derived_cl1478, plain,
% 26.61/4.39      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.61/4.39         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i]:
% 26.61/4.39          (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 26.61/4.39           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)),
% 26.61/4.39      inference('demod', [status(thm)],
% 26.61/4.39                [zip_derived_cl738, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.39                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.61/4.39                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.61/4.39                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257, 
% 26.61/4.39                 zip_derived_cl1310, zip_derived_cl1364, zip_derived_cl1419])).
% 26.61/4.39  thf(zip_derived_cl1542, plain,
% 26.61/4.39      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.61/4.39         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 26.61/4.39         X14 : $i]:
% 26.61/4.39          (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 26.61/4.39           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)),
% 26.61/4.39      inference('demod', [status(thm)],
% 26.61/4.39                [zip_derived_cl705, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.39                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.61/4.39                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.61/4.39                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257, 
% 26.61/4.39                 zip_derived_cl1310, zip_derived_cl1364, zip_derived_cl1419, 
% 26.61/4.39                 zip_derived_cl1478])).
% 26.61/4.39  thf(zip_derived_cl1606, plain,
% 26.61/4.39      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.61/4.39         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 26.61/4.39         X14 : $i, X15 : $i]:
% 26.61/4.39          (ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 26.61/4.39           X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15)),
% 26.61/4.39      inference('demod', [status(thm)],
% 26.61/4.39                [zip_derived_cl664, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.39                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.61/4.39                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.61/4.39                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257, 
% 26.61/4.39                 zip_derived_cl1310, zip_derived_cl1364, zip_derived_cl1419, 
% 26.61/4.39                 zip_derived_cl1478, zip_derived_cl1542])).
% 26.61/4.39  thf(zip_derived_cl1682, plain,
% 26.61/4.39      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.61/4.39         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 26.61/4.39         X14 : $i, X15 : $i, X16 : $i]:
% 26.61/4.39          (ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 26.61/4.39           X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ 
% 26.61/4.39           X16)),
% 26.61/4.39      inference('demod', [status(thm)],
% 26.61/4.39                [zip_derived_cl628, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.39                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.61/4.39                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.61/4.39                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257, 
% 26.61/4.39                 zip_derived_cl1310, zip_derived_cl1364, zip_derived_cl1419, 
% 26.61/4.39                 zip_derived_cl1478, zip_derived_cl1542, zip_derived_cl1606])).
% 26.61/4.39  thf(zip_derived_cl1756, plain,
% 26.61/4.39      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.61/4.39         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 26.61/4.39         X14 : $i, X15 : $i, X16 : $i, X17 : $i]:
% 26.61/4.39          (ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 26.61/4.39           X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 26.61/4.39           X15 @ X16 @ X17)),
% 26.61/4.39      inference('demod', [status(thm)],
% 26.61/4.39                [zip_derived_cl591, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.39                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.61/4.39                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.61/4.39                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257, 
% 26.61/4.39                 zip_derived_cl1310, zip_derived_cl1364, zip_derived_cl1419, 
% 26.61/4.39                 zip_derived_cl1478, zip_derived_cl1542, zip_derived_cl1606, 
% 26.61/4.39                 zip_derived_cl1682])).
% 26.61/4.39  thf(zip_derived_cl1830, plain,
% 26.61/4.39      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.61/4.39         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 26.61/4.39         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i]:
% 26.61/4.39          (ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 26.61/4.39           X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 26.61/4.39           X15 @ X16 @ X17 @ X18)),
% 26.61/4.39      inference('demod', [status(thm)],
% 26.61/4.39                [zip_derived_cl551, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.39                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.61/4.39                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.61/4.39                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257, 
% 26.61/4.39                 zip_derived_cl1310, zip_derived_cl1364, zip_derived_cl1419, 
% 26.61/4.39                 zip_derived_cl1478, zip_derived_cl1542, zip_derived_cl1606, 
% 26.61/4.39                 zip_derived_cl1682, zip_derived_cl1756])).
% 26.61/4.39  thf(zip_derived_cl1898, plain,
% 26.61/4.39      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.61/4.39         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 26.61/4.39         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i]:
% 26.61/4.39          (ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 26.61/4.39           X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 26.61/4.39           X15 @ X16 @ X17 @ X18 @ X19)),
% 26.61/4.39      inference('demod', [status(thm)],
% 26.61/4.39                [zip_derived_cl510, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.39                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.61/4.39                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.61/4.39                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257, 
% 26.61/4.39                 zip_derived_cl1310, zip_derived_cl1364, zip_derived_cl1419, 
% 26.61/4.39                 zip_derived_cl1478, zip_derived_cl1542, zip_derived_cl1606, 
% 26.61/4.39                 zip_derived_cl1682, zip_derived_cl1756, zip_derived_cl1830])).
% 26.61/4.39  thf(zip_derived_cl1984, plain,
% 26.61/4.39      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.61/4.39         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 26.61/4.39         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i]:
% 26.61/4.39          (ssNder1_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 26.61/4.39           X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 26.61/4.39           X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20)),
% 26.61/4.39      inference('demod', [status(thm)],
% 26.61/4.39                [zip_derived_cl462, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.39                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.61/4.39                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.61/4.39                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257, 
% 26.61/4.39                 zip_derived_cl1310, zip_derived_cl1364, zip_derived_cl1419, 
% 26.61/4.39                 zip_derived_cl1478, zip_derived_cl1542, zip_derived_cl1606, 
% 26.61/4.39                 zip_derived_cl1682, zip_derived_cl1756, zip_derived_cl1830, 
% 26.61/4.39                 zip_derived_cl1898])).
% 26.61/4.39  thf(zip_derived_cl2060, plain,
% 26.61/4.39      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.61/4.39         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 26.61/4.39         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i, 
% 26.61/4.39         X21 : $i]:
% 26.61/4.39          (ssNder1_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 26.61/4.39           X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 26.61/4.39           X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21)),
% 26.61/4.39      inference('demod', [status(thm)],
% 26.61/4.39                [zip_derived_cl417, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.39                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.61/4.39                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.61/4.39                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257, 
% 26.61/4.39                 zip_derived_cl1310, zip_derived_cl1364, zip_derived_cl1419, 
% 26.61/4.39                 zip_derived_cl1478, zip_derived_cl1542, zip_derived_cl1606, 
% 26.61/4.39                 zip_derived_cl1682, zip_derived_cl1756, zip_derived_cl1830, 
% 26.61/4.39                 zip_derived_cl1898, zip_derived_cl1984])).
% 26.61/4.39  thf(zip_derived_cl2178, plain,
% 26.61/4.39      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.61/4.39         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 26.61/4.39         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i, 
% 26.61/4.39         X21 : $i, X22 : $i]:
% 26.61/4.39          (ssPv5_24r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 26.61/4.39           X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 26.61/4.39           X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21 @ X22 @ skc24)),
% 26.61/4.39      inference('demod', [status(thm)],
% 26.61/4.39                [zip_derived_cl364, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.39                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.61/4.39                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.61/4.39                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257, 
% 26.61/4.39                 zip_derived_cl1310, zip_derived_cl1364, zip_derived_cl1419, 
% 26.61/4.39                 zip_derived_cl1478, zip_derived_cl1542, zip_derived_cl1606, 
% 26.61/4.39                 zip_derived_cl1682, zip_derived_cl1756, zip_derived_cl1830, 
% 26.61/4.39                 zip_derived_cl1898, zip_derived_cl1984, zip_derived_cl2060])).
% 26.61/4.39  thf(clause715, conjecture,
% 26.61/4.39    (~( ( ssPv18_24r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.39          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 26.61/4.39          X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 @ X17 @ X18 ) | 
% 26.61/4.39        ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 26.61/4.39        ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 26.61/4.39        ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 26.61/4.39        ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 26.61/4.39        ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 26.61/4.39        ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 26.61/4.39        ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 26.61/4.39        ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 26.61/4.39        ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 26.61/4.39        ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.39             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 26.61/4.39        ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.39             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 26.61/4.39        ( ~( ssPv18_11r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.39             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 26.61/4.39        ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.39             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 26.61/4.39        ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.39             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 26.61/4.39        ( ~( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.39             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) | 
% 26.61/4.39        ( ~( ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.39             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) ) | 
% 26.61/4.39        ( ~( ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.39             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 26.61/4.39             X9 @ X10 ) ) | 
% 26.61/4.39        ( ~( ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.39             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 26.61/4.39             X9 @ X10 @ X11 ) ) | 
% 26.61/4.39        ( ~( ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.39             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 26.61/4.39             X9 @ X10 @ X11 @ X12 ) ) | 
% 26.61/4.39        ( ~( ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.39             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 26.61/4.39             X9 @ X10 @ X11 @ X12 @ X13 ) ) | 
% 26.61/4.39        ( ~( ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.39             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 26.61/4.39             X9 @ X10 @ X11 @ X12 @ X13 @ X14 ) ) | 
% 26.61/4.39        ( ~( ssNder1_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.39             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 26.61/4.39             X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 ) ) | 
% 26.61/4.39        ( ~( ssNder1_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.39             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 26.61/4.39             X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 ) ) | 
% 26.61/4.39        ( ~( ssNder1_23r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.39             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 26.61/4.39             X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 @ X17 ) ) ))).
% 26.61/4.39  thf(zf_stmt_40, negated_conjecture,
% 26.61/4.39    (( ssPv18_24r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.39       U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 26.61/4.39       X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 @ X17 @ X18 ) | 
% 26.61/4.39     ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 26.61/4.39     ( ~( ssNder1_2r1r1 @ U @ V ) ) | ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 26.61/4.39     ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 26.61/4.39     ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 26.61/4.39     ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 26.61/4.39     ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 26.61/4.39     ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 26.61/4.39     ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 26.61/4.39     ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.39          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 26.61/4.39     ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.39          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 26.61/4.39     ( ~( ssPv18_11r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.39          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 26.61/4.39     ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.39          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 26.61/4.39     ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.39          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 26.61/4.39     ( ~( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.39          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) | 
% 26.61/4.39     ( ~( ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.39          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) ) | 
% 26.61/4.39     ( ~( ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.39          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 26.61/4.39          X10 ) ) | 
% 26.61/4.39     ( ~( ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.39          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 26.61/4.39          X10 @ X11 ) ) | 
% 26.61/4.39     ( ~( ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.39          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 26.61/4.39          X10 @ X11 @ X12 ) ) | 
% 26.61/4.39     ( ~( ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.39          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 26.61/4.39          X10 @ X11 @ X12 @ X13 ) ) | 
% 26.61/4.39     ( ~( ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.39          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 26.61/4.39          X10 @ X11 @ X12 @ X13 @ X14 ) ) | 
% 26.61/4.39     ( ~( ssNder1_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.39          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 26.61/4.39          X10 @ X11 @ X12 @ X13 @ X14 @ X15 ) ) | 
% 26.61/4.39     ( ~( ssNder1_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.39          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 26.61/4.39          X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 ) ) | 
% 26.61/4.39     ( ~( ssNder1_23r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.39          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 26.61/4.39          X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 @ X17 ) )),
% 26.61/4.39    inference('cnf.neg', [status(esa)], [clause715])).
% 26.61/4.39  thf(zip_derived_cl293, plain,
% 26.61/4.39      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.61/4.39         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 26.61/4.39         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i, 
% 26.61/4.39         X21 : $i, X22 : $i, X23 : $i]:
% 26.61/4.39         ( (ssPv18_24r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 26.61/4.39            X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 26.61/4.39            X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21 @ X22 @ X23)
% 26.61/4.39          | ~ (ssNder1_0)
% 26.61/4.39          | ~ (ssNder1_1r1 @ X0)
% 26.61/4.39          | ~ (ssNder1_2r1r1 @ X0 @ X1)
% 26.61/4.39          | ~ (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)
% 26.61/4.39          | ~ (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)
% 26.61/4.39          | ~ (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)
% 26.61/4.39          | ~ (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)
% 26.61/4.39          | ~ (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)
% 26.61/4.39          | ~ (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 26.61/4.39               X7)
% 26.61/4.39          | ~ (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 26.61/4.39               X6 @ X7 @ X8)
% 26.61/4.39          | ~ (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 26.61/4.39               X6 @ X7 @ X8 @ X9)
% 26.61/4.39          | ~ (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 26.61/4.39               X5 @ X6 @ X7 @ X8 @ X9 @ X10)
% 26.61/4.39          | ~ (ssPv18_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 26.61/4.39               X6 @ X7 @ X8 @ X9 @ X10)
% 26.61/4.39          | ~ (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 26.61/4.39               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11)
% 26.61/4.39          | ~ (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 26.61/4.39               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)
% 26.61/4.39          | ~ (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 26.61/4.39               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)
% 26.61/4.39          | ~ (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 26.61/4.39               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)
% 26.61/4.39          | ~ (ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 26.61/4.39               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 26.61/4.39               X14 @ X15)
% 26.61/4.39          | ~ (ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 26.61/4.39               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 26.61/4.39               X14 @ X15 @ X16)
% 26.61/4.39          | ~ (ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 26.61/4.39               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 26.61/4.39               X14 @ X15 @ X16 @ X17)
% 26.61/4.39          | ~ (ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 26.61/4.39               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 26.61/4.39               X14 @ X15 @ X16 @ X17 @ X18)
% 26.61/4.39          | ~ (ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 26.61/4.39               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 26.61/4.39               X14 @ X15 @ X16 @ X17 @ X18 @ X19)
% 26.61/4.39          | ~ (ssNder1_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 26.61/4.39               X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 26.61/4.39               X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20)
% 26.61/4.39          | ~ (ssNder1_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 26.61/4.39               X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 26.61/4.39               X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21)
% 26.61/4.39          | ~ (ssNder1_23r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 26.61/4.39               X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 26.61/4.39               X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21 @ X22))),
% 26.61/4.39      inference('cnf', [status(esa)], [zf_stmt_40])).
% 26.61/4.39  thf(zip_derived_cl1007, plain, ( (ssNder1_0)),
% 26.61/4.39      inference('cnf', [status(esa)], [zf_stmt_1])).
% 26.61/4.39  thf(zip_derived_cl1013, plain, (![X0 : $i]:  (ssNder1_1r1 @ X0)),
% 26.61/4.39      inference('demod', [status(thm)],
% 26.61/4.39                [zip_derived_cl1006, zip_derived_cl1007])).
% 26.61/4.39  thf(zip_derived_cl1014, plain,
% 26.61/4.39      (![X0 : $i, X1 : $i]:  (ssNder1_2r1r1 @ X0 @ X1)),
% 26.61/4.39      inference('demod', [status(thm)],
% 26.61/4.39                [zip_derived_cl1005, zip_derived_cl1007, zip_derived_cl1013])).
% 26.61/4.39  thf(zip_derived_cl1019, plain,
% 26.61/4.39      (![X0 : $i, X1 : $i, X2 : $i]:  (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)),
% 26.61/4.39      inference('demod', [status(thm)],
% 26.61/4.39                [zip_derived_cl999, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.39                 zip_derived_cl1014])).
% 26.61/4.39  thf(zip_derived_cl1038, plain,
% 26.61/4.39      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 26.61/4.39          (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)),
% 26.61/4.39      inference('demod', [status(thm)],
% 26.61/4.39                [zip_derived_cl991, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.39                 zip_derived_cl1014, zip_derived_cl1019])).
% 26.61/4.39  thf(zip_derived_cl1058, plain,
% 26.61/4.39      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 26.61/4.39          (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)),
% 26.61/4.39      inference('demod', [status(thm)],
% 26.61/4.39                [zip_derived_cl973, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.39                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038])).
% 26.61/4.39  thf(zip_derived_cl1082, plain,
% 26.61/4.39      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 26.61/4.39          (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)),
% 26.61/4.39      inference('demod', [status(thm)],
% 26.61/4.39                [zip_derived_cl959, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.39                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.61/4.39                 zip_derived_cl1058])).
% 26.61/4.39  thf(zip_derived_cl1121, plain,
% 26.61/4.39      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i]:
% 26.61/4.39          (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)),
% 26.61/4.39      inference('demod', [status(thm)],
% 26.61/4.39                [zip_derived_cl938, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.39                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.61/4.39                 zip_derived_cl1058, zip_derived_cl1082])).
% 26.61/4.39  thf(zip_derived_cl1162, plain,
% 26.61/4.39      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, X7 : $i]:
% 26.61/4.39          (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7)),
% 26.61/4.39      inference('demod', [status(thm)],
% 26.61/4.39                [zip_derived_cl912, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.39                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.61/4.39                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121])).
% 26.61/4.39  thf(zip_derived_cl1209, plain,
% 26.61/4.39      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.61/4.39         X7 : $i, X8 : $i]:
% 26.61/4.39          (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 26.61/4.39           X7 @ X8)),
% 26.61/4.39      inference('demod', [status(thm)],
% 26.61/4.39                [zip_derived_cl889, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.39                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.61/4.39                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.61/4.39                 zip_derived_cl1162])).
% 26.61/4.39  thf(zip_derived_cl1257, plain,
% 26.61/4.39      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.61/4.39         X7 : $i, X8 : $i, X9 : $i]:
% 26.61/4.39          (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 26.61/4.39           X7 @ X8 @ X9)),
% 26.61/4.39      inference('demod', [status(thm)],
% 26.61/4.39                [zip_derived_cl861, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.39                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.61/4.39                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.61/4.39                 zip_derived_cl1162, zip_derived_cl1209])).
% 26.61/4.39  thf(zip_derived_cl1310, plain,
% 26.61/4.39      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.61/4.39         X7 : $i, X8 : $i, X9 : $i, X10 : $i]:
% 26.61/4.39          (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 26.61/4.39           X6 @ X7 @ X8 @ X9 @ X10)),
% 26.61/4.39      inference('demod', [status(thm)],
% 26.61/4.39                [zip_derived_cl832, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.39                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.61/4.39                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.61/4.39                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257])).
% 26.61/4.39  thf(zip_derived_cl1364, plain,
% 26.61/4.39      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.61/4.39         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i]:
% 26.61/4.39          (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 26.61/4.39           X6 @ X7 @ X8 @ X9 @ X10 @ X11)),
% 26.61/4.39      inference('demod', [status(thm)],
% 26.61/4.39                [zip_derived_cl807, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.39                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.61/4.39                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.61/4.39                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257, 
% 26.61/4.39                 zip_derived_cl1310])).
% 26.61/4.39  thf(zip_derived_cl1419, plain,
% 26.61/4.39      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.61/4.39         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i]:
% 26.61/4.39          (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 26.61/4.39           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)),
% 26.61/4.39      inference('demod', [status(thm)],
% 26.61/4.39                [zip_derived_cl774, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.39                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.61/4.39                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.61/4.39                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257, 
% 26.61/4.39                 zip_derived_cl1310, zip_derived_cl1364])).
% 26.61/4.39  thf(zip_derived_cl1478, plain,
% 26.61/4.39      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.61/4.39         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i]:
% 26.61/4.39          (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 26.61/4.39           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)),
% 26.61/4.39      inference('demod', [status(thm)],
% 26.61/4.39                [zip_derived_cl738, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.39                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.61/4.39                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.61/4.39                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257, 
% 26.61/4.39                 zip_derived_cl1310, zip_derived_cl1364, zip_derived_cl1419])).
% 26.61/4.39  thf(zip_derived_cl1542, plain,
% 26.61/4.39      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.61/4.39         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 26.61/4.39         X14 : $i]:
% 26.61/4.39          (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 26.61/4.39           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)),
% 26.61/4.39      inference('demod', [status(thm)],
% 26.61/4.39                [zip_derived_cl705, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.39                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.61/4.39                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.61/4.39                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257, 
% 26.61/4.39                 zip_derived_cl1310, zip_derived_cl1364, zip_derived_cl1419, 
% 26.61/4.39                 zip_derived_cl1478])).
% 26.61/4.39  thf(zip_derived_cl1606, plain,
% 26.61/4.39      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.61/4.39         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 26.61/4.39         X14 : $i, X15 : $i]:
% 26.61/4.39          (ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 26.61/4.39           X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15)),
% 26.61/4.39      inference('demod', [status(thm)],
% 26.61/4.39                [zip_derived_cl664, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.39                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.61/4.39                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.61/4.39                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257, 
% 26.61/4.39                 zip_derived_cl1310, zip_derived_cl1364, zip_derived_cl1419, 
% 26.61/4.39                 zip_derived_cl1478, zip_derived_cl1542])).
% 26.61/4.39  thf(zip_derived_cl1682, plain,
% 26.61/4.39      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.61/4.39         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 26.61/4.39         X14 : $i, X15 : $i, X16 : $i]:
% 26.61/4.39          (ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 26.61/4.39           X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ 
% 26.61/4.39           X16)),
% 26.61/4.39      inference('demod', [status(thm)],
% 26.61/4.39                [zip_derived_cl628, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.39                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.61/4.39                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.61/4.39                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257, 
% 26.61/4.39                 zip_derived_cl1310, zip_derived_cl1364, zip_derived_cl1419, 
% 26.61/4.39                 zip_derived_cl1478, zip_derived_cl1542, zip_derived_cl1606])).
% 26.61/4.39  thf(zip_derived_cl1756, plain,
% 26.61/4.39      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.61/4.39         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 26.61/4.39         X14 : $i, X15 : $i, X16 : $i, X17 : $i]:
% 26.61/4.39          (ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 26.61/4.39           X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 26.61/4.39           X15 @ X16 @ X17)),
% 26.61/4.39      inference('demod', [status(thm)],
% 26.61/4.39                [zip_derived_cl591, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.39                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.61/4.39                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.61/4.39                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257, 
% 26.61/4.39                 zip_derived_cl1310, zip_derived_cl1364, zip_derived_cl1419, 
% 26.61/4.39                 zip_derived_cl1478, zip_derived_cl1542, zip_derived_cl1606, 
% 26.61/4.39                 zip_derived_cl1682])).
% 26.61/4.39  thf(zip_derived_cl1830, plain,
% 26.61/4.39      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.61/4.39         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 26.61/4.39         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i]:
% 26.61/4.39          (ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 26.61/4.39           X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 26.61/4.39           X15 @ X16 @ X17 @ X18)),
% 26.61/4.39      inference('demod', [status(thm)],
% 26.61/4.39                [zip_derived_cl551, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.39                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.61/4.39                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.61/4.39                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257, 
% 26.61/4.39                 zip_derived_cl1310, zip_derived_cl1364, zip_derived_cl1419, 
% 26.61/4.39                 zip_derived_cl1478, zip_derived_cl1542, zip_derived_cl1606, 
% 26.61/4.39                 zip_derived_cl1682, zip_derived_cl1756])).
% 26.61/4.39  thf(zip_derived_cl1898, plain,
% 26.61/4.39      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.61/4.39         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 26.61/4.39         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i]:
% 26.61/4.39          (ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 26.61/4.39           X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 26.61/4.39           X15 @ X16 @ X17 @ X18 @ X19)),
% 26.61/4.39      inference('demod', [status(thm)],
% 26.61/4.39                [zip_derived_cl510, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.39                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.61/4.39                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.61/4.39                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257, 
% 26.61/4.39                 zip_derived_cl1310, zip_derived_cl1364, zip_derived_cl1419, 
% 26.61/4.39                 zip_derived_cl1478, zip_derived_cl1542, zip_derived_cl1606, 
% 26.61/4.39                 zip_derived_cl1682, zip_derived_cl1756, zip_derived_cl1830])).
% 26.61/4.39  thf(zip_derived_cl1984, plain,
% 26.61/4.39      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.61/4.39         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 26.61/4.39         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i]:
% 26.61/4.39          (ssNder1_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 26.61/4.39           X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 26.61/4.39           X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20)),
% 26.61/4.39      inference('demod', [status(thm)],
% 26.61/4.39                [zip_derived_cl462, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.39                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.61/4.39                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.61/4.39                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257, 
% 26.61/4.39                 zip_derived_cl1310, zip_derived_cl1364, zip_derived_cl1419, 
% 26.61/4.39                 zip_derived_cl1478, zip_derived_cl1542, zip_derived_cl1606, 
% 26.61/4.39                 zip_derived_cl1682, zip_derived_cl1756, zip_derived_cl1830, 
% 26.61/4.39                 zip_derived_cl1898])).
% 26.61/4.39  thf(zip_derived_cl2060, plain,
% 26.61/4.39      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.61/4.39         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 26.61/4.39         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i, 
% 26.61/4.39         X21 : $i]:
% 26.61/4.39          (ssNder1_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 26.61/4.39           X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 26.61/4.39           X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21)),
% 26.61/4.39      inference('demod', [status(thm)],
% 26.61/4.39                [zip_derived_cl417, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.39                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.61/4.39                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.61/4.39                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257, 
% 26.61/4.39                 zip_derived_cl1310, zip_derived_cl1364, zip_derived_cl1419, 
% 26.61/4.39                 zip_derived_cl1478, zip_derived_cl1542, zip_derived_cl1606, 
% 26.61/4.39                 zip_derived_cl1682, zip_derived_cl1756, zip_derived_cl1830, 
% 26.61/4.39                 zip_derived_cl1898, zip_derived_cl1984])).
% 26.61/4.39  thf(zip_derived_cl2161, plain,
% 26.61/4.39      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.61/4.39         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 26.61/4.39         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i, 
% 26.61/4.39         X21 : $i, X22 : $i]:
% 26.61/4.39          (ssNder1_23r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 26.61/4.39           X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 26.61/4.39           X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21 @ X22)),
% 26.61/4.39      inference('demod', [status(thm)],
% 26.61/4.39                [zip_derived_cl365, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.39                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.61/4.39                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.61/4.39                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257, 
% 26.61/4.39                 zip_derived_cl1310, zip_derived_cl1364, zip_derived_cl1419, 
% 26.61/4.39                 zip_derived_cl1478, zip_derived_cl1542, zip_derived_cl1606, 
% 26.61/4.39                 zip_derived_cl1682, zip_derived_cl1756, zip_derived_cl1830, 
% 26.61/4.39                 zip_derived_cl1898, zip_derived_cl1984, zip_derived_cl2060])).
% 26.61/4.39  thf(zip_derived_cl2305, plain,
% 26.61/4.39      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.61/4.39         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 26.61/4.39         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i, 
% 26.61/4.39         X21 : $i, X22 : $i, X23 : $i]:
% 26.61/4.39         ( (ssPv18_24r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 26.61/4.39            X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 26.61/4.39            X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21 @ X22 @ X23)
% 26.61/4.39          | ~ (ssPv18_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 26.61/4.39               X6 @ X7 @ X8 @ X9 @ X10))),
% 26.61/4.39      inference('demod', [status(thm)],
% 26.61/4.39                [zip_derived_cl293, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.39                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.61/4.39                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.61/4.39                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257, 
% 26.61/4.39                 zip_derived_cl1310, zip_derived_cl1364, zip_derived_cl1419, 
% 26.61/4.39                 zip_derived_cl1478, zip_derived_cl1542, zip_derived_cl1606, 
% 26.61/4.39                 zip_derived_cl1682, zip_derived_cl1756, zip_derived_cl1830, 
% 26.61/4.39                 zip_derived_cl1898, zip_derived_cl1984, zip_derived_cl2060, 
% 26.61/4.39                 zip_derived_cl2161])).
% 26.61/4.39  thf(clause857, conjecture,
% 26.61/4.39    (~( ( ssPv27_24r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.39          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 26.61/4.39          X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 @ X17 @ X18 ) | 
% 26.61/4.39        ( ssPv23_24r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.39          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 26.61/4.39          X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 @ X17 @ X18 ) | 
% 26.61/4.39        ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 26.61/4.39        ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 26.61/4.39        ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 26.61/4.39        ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 26.61/4.39        ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 26.61/4.39        ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 26.61/4.39        ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 26.61/4.39        ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 26.61/4.39        ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 26.61/4.39        ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.39             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 26.61/4.39        ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.39             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 26.61/4.39        ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.39             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 26.61/4.39        ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.39             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 26.61/4.39        ( ~( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.39             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) | 
% 26.61/4.39        ( ~( ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.39             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) ) | 
% 26.61/4.39        ( ~( ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.39             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 26.61/4.39             X9 @ X10 ) ) | 
% 26.61/4.39        ( ~( ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.39             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 26.61/4.39             X9 @ X10 @ X11 ) ) | 
% 26.61/4.39        ( ~( ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.39             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 26.61/4.39             X9 @ X10 @ X11 @ X12 ) ) | 
% 26.61/4.39        ( ~( ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.39             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 26.61/4.39             X9 @ X10 @ X11 @ X12 @ X13 ) ) | 
% 26.61/4.39        ( ~( ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.39             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 26.61/4.39             X9 @ X10 @ X11 @ X12 @ X13 @ X14 ) ) | 
% 26.61/4.39        ( ~( ssNder1_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.39             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 26.61/4.39             X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 ) ) | 
% 26.61/4.39        ( ~( ssNder1_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.39             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 26.61/4.39             X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 ) ) | 
% 26.61/4.39        ( ~( ssNder1_23r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.39             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 26.61/4.39             X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 @ X17 ) ) | 
% 26.61/4.39        ( ~( ssPv18_24r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.39             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 26.61/4.39             X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 @ X17 @ X18 ) ) | 
% 26.61/4.39        ( ~( ssPv5_24r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.39             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 26.61/4.39             X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 @ X17 @ X18 ) ) ))).
% 26.61/4.39  thf(zf_stmt_41, negated_conjecture,
% 26.61/4.39    (( ssPv27_24r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.39       U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 26.61/4.39       X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 @ X17 @ X18 ) | 
% 26.61/4.39     ( ssPv23_24r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.39       U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 26.61/4.39       X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 @ X17 @ X18 ) | 
% 26.61/4.39     ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 26.61/4.39     ( ~( ssNder1_2r1r1 @ U @ V ) ) | ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 26.61/4.39     ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 26.61/4.39     ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 26.61/4.39     ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 26.61/4.39     ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 26.61/4.39     ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 26.61/4.39     ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 26.61/4.39     ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.39          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 26.61/4.39     ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.39          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 26.61/4.39     ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.39          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 26.61/4.39     ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.39          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 26.61/4.39     ( ~( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.39          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) | 
% 26.61/4.39     ( ~( ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.39          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) ) | 
% 26.61/4.39     ( ~( ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.39          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 26.61/4.39          X10 ) ) | 
% 26.61/4.39     ( ~( ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.39          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 26.61/4.39          X10 @ X11 ) ) | 
% 26.61/4.39     ( ~( ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.39          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 26.61/4.39          X10 @ X11 @ X12 ) ) | 
% 26.61/4.39     ( ~( ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.39          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 26.61/4.39          X10 @ X11 @ X12 @ X13 ) ) | 
% 26.61/4.39     ( ~( ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.39          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 26.61/4.39          X10 @ X11 @ X12 @ X13 @ X14 ) ) | 
% 26.61/4.39     ( ~( ssNder1_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.39          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 26.61/4.39          X10 @ X11 @ X12 @ X13 @ X14 @ X15 ) ) | 
% 26.61/4.39     ( ~( ssNder1_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.39          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 26.61/4.39          X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 ) ) | 
% 26.61/4.39     ( ~( ssNder1_23r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.39          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 26.61/4.39          X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 @ X17 ) ) | 
% 26.61/4.39     ( ~( ssPv18_24r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.39          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 26.61/4.39          X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 @ X17 @ X18 ) ) | 
% 26.61/4.39     ( ~( ssPv5_24r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.39          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 26.61/4.39          X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 @ X17 @ X18 ) )),
% 26.61/4.39    inference('cnf.neg', [status(esa)], [clause857])).
% 26.61/4.39  thf(zip_derived_cl151, plain,
% 26.61/4.39      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.61/4.39         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 26.61/4.39         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i, 
% 26.61/4.39         X21 : $i, X22 : $i, X23 : $i]:
% 26.61/4.39         ( (ssPv27_24r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 26.61/4.39            X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 26.61/4.39            X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21 @ X22 @ X23)
% 26.61/4.39          |  (ssPv23_24r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 26.61/4.39              X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 26.61/4.39              X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21 @ X22 @ X23)
% 26.61/4.39          | ~ (ssNder1_0)
% 26.61/4.39          | ~ (ssNder1_1r1 @ X0)
% 26.61/4.39          | ~ (ssNder1_2r1r1 @ X0 @ X1)
% 26.61/4.39          | ~ (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)
% 26.61/4.39          | ~ (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)
% 26.61/4.39          | ~ (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)
% 26.61/4.39          | ~ (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)
% 26.61/4.39          | ~ (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)
% 26.61/4.39          | ~ (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 26.61/4.39               X7)
% 26.61/4.39          | ~ (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 26.61/4.39               X6 @ X7 @ X8)
% 26.61/4.39          | ~ (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 26.61/4.39               X6 @ X7 @ X8 @ X9)
% 26.61/4.39          | ~ (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 26.61/4.39               X5 @ X6 @ X7 @ X8 @ X9 @ X10)
% 26.61/4.39          | ~ (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 26.61/4.39               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11)
% 26.61/4.39          | ~ (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 26.61/4.39               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)
% 26.61/4.39          | ~ (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 26.61/4.39               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)
% 26.61/4.39          | ~ (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 26.61/4.39               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)
% 26.61/4.39          | ~ (ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 26.61/4.39               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 26.61/4.39               X14 @ X15)
% 26.61/4.39          | ~ (ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 26.61/4.39               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 26.61/4.39               X14 @ X15 @ X16)
% 26.61/4.39          | ~ (ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 26.61/4.39               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 26.61/4.39               X14 @ X15 @ X16 @ X17)
% 26.61/4.39          | ~ (ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 26.61/4.39               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 26.61/4.39               X14 @ X15 @ X16 @ X17 @ X18)
% 26.61/4.39          | ~ (ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 26.61/4.39               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 26.61/4.39               X14 @ X15 @ X16 @ X17 @ X18 @ X19)
% 26.61/4.39          | ~ (ssNder1_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 26.61/4.39               X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 26.61/4.39               X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20)
% 26.61/4.39          | ~ (ssNder1_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 26.61/4.39               X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 26.61/4.39               X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21)
% 26.61/4.39          | ~ (ssNder1_23r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 26.61/4.39               X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 26.61/4.39               X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21 @ X22)
% 26.61/4.39          | ~ (ssPv18_24r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ 
% 26.61/4.39               X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ 
% 26.61/4.39               X12 @ X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21 @ 
% 26.61/4.39               X22 @ X23)
% 26.61/4.39          | ~ (ssPv5_24r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 26.61/4.39               X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 26.61/4.39               X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21 @ X22 @ X23))),
% 26.61/4.39      inference('cnf', [status(esa)], [zf_stmt_41])).
% 26.61/4.39  thf(zip_derived_cl1007, plain, ( (ssNder1_0)),
% 26.61/4.39      inference('cnf', [status(esa)], [zf_stmt_1])).
% 26.61/4.39  thf(zip_derived_cl1013, plain, (![X0 : $i]:  (ssNder1_1r1 @ X0)),
% 26.61/4.39      inference('demod', [status(thm)],
% 26.61/4.39                [zip_derived_cl1006, zip_derived_cl1007])).
% 26.61/4.39  thf(zip_derived_cl1014, plain,
% 26.61/4.39      (![X0 : $i, X1 : $i]:  (ssNder1_2r1r1 @ X0 @ X1)),
% 26.61/4.39      inference('demod', [status(thm)],
% 26.61/4.39                [zip_derived_cl1005, zip_derived_cl1007, zip_derived_cl1013])).
% 26.61/4.39  thf(zip_derived_cl1019, plain,
% 26.61/4.39      (![X0 : $i, X1 : $i, X2 : $i]:  (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)),
% 26.61/4.39      inference('demod', [status(thm)],
% 26.61/4.39                [zip_derived_cl999, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.39                 zip_derived_cl1014])).
% 26.61/4.39  thf(zip_derived_cl1038, plain,
% 26.61/4.39      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 26.61/4.39          (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)),
% 26.61/4.39      inference('demod', [status(thm)],
% 26.61/4.39                [zip_derived_cl991, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.39                 zip_derived_cl1014, zip_derived_cl1019])).
% 26.61/4.39  thf(zip_derived_cl1058, plain,
% 26.61/4.39      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 26.61/4.39          (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)),
% 26.61/4.39      inference('demod', [status(thm)],
% 26.61/4.39                [zip_derived_cl973, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.39                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038])).
% 26.61/4.39  thf(zip_derived_cl1082, plain,
% 26.61/4.39      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 26.61/4.39          (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)),
% 26.61/4.39      inference('demod', [status(thm)],
% 26.61/4.39                [zip_derived_cl959, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.39                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.61/4.39                 zip_derived_cl1058])).
% 26.61/4.39  thf(zip_derived_cl1121, plain,
% 26.61/4.39      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i]:
% 26.61/4.39          (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)),
% 26.61/4.39      inference('demod', [status(thm)],
% 26.61/4.39                [zip_derived_cl938, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.39                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.61/4.39                 zip_derived_cl1058, zip_derived_cl1082])).
% 26.61/4.39  thf(zip_derived_cl1162, plain,
% 26.61/4.39      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, X7 : $i]:
% 26.61/4.39          (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7)),
% 26.61/4.39      inference('demod', [status(thm)],
% 26.61/4.39                [zip_derived_cl912, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.39                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.61/4.39                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121])).
% 26.61/4.39  thf(zip_derived_cl1209, plain,
% 26.61/4.39      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.61/4.39         X7 : $i, X8 : $i]:
% 26.61/4.39          (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 26.61/4.39           X7 @ X8)),
% 26.61/4.39      inference('demod', [status(thm)],
% 26.61/4.39                [zip_derived_cl889, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.39                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.61/4.39                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.61/4.39                 zip_derived_cl1162])).
% 26.61/4.39  thf(zip_derived_cl1257, plain,
% 26.61/4.39      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.61/4.39         X7 : $i, X8 : $i, X9 : $i]:
% 26.61/4.39          (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 26.61/4.39           X7 @ X8 @ X9)),
% 26.61/4.39      inference('demod', [status(thm)],
% 26.61/4.39                [zip_derived_cl861, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.39                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.61/4.39                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.61/4.39                 zip_derived_cl1162, zip_derived_cl1209])).
% 26.61/4.39  thf(zip_derived_cl1310, plain,
% 26.61/4.39      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.61/4.39         X7 : $i, X8 : $i, X9 : $i, X10 : $i]:
% 26.61/4.39          (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 26.61/4.39           X6 @ X7 @ X8 @ X9 @ X10)),
% 26.61/4.39      inference('demod', [status(thm)],
% 26.61/4.39                [zip_derived_cl832, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.39                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.61/4.39                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.61/4.39                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257])).
% 26.61/4.39  thf(zip_derived_cl1364, plain,
% 26.61/4.39      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.61/4.39         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i]:
% 26.61/4.39          (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 26.61/4.39           X6 @ X7 @ X8 @ X9 @ X10 @ X11)),
% 26.61/4.39      inference('demod', [status(thm)],
% 26.61/4.39                [zip_derived_cl807, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.39                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.61/4.39                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.61/4.39                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257, 
% 26.61/4.39                 zip_derived_cl1310])).
% 26.61/4.39  thf(zip_derived_cl1419, plain,
% 26.61/4.39      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.61/4.39         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i]:
% 26.61/4.39          (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 26.61/4.39           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)),
% 26.61/4.39      inference('demod', [status(thm)],
% 26.61/4.39                [zip_derived_cl774, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.39                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.61/4.39                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.61/4.39                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257, 
% 26.61/4.39                 zip_derived_cl1310, zip_derived_cl1364])).
% 26.61/4.39  thf(zip_derived_cl1478, plain,
% 26.61/4.39      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.61/4.39         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i]:
% 26.61/4.39          (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 26.61/4.39           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)),
% 26.61/4.39      inference('demod', [status(thm)],
% 26.61/4.39                [zip_derived_cl738, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.39                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.61/4.39                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.61/4.39                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257, 
% 26.61/4.39                 zip_derived_cl1310, zip_derived_cl1364, zip_derived_cl1419])).
% 26.61/4.39  thf(zip_derived_cl1542, plain,
% 26.61/4.39      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.61/4.39         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 26.61/4.39         X14 : $i]:
% 26.61/4.39          (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 26.61/4.39           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)),
% 26.61/4.39      inference('demod', [status(thm)],
% 26.61/4.39                [zip_derived_cl705, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.39                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.61/4.39                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.61/4.39                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257, 
% 26.61/4.39                 zip_derived_cl1310, zip_derived_cl1364, zip_derived_cl1419, 
% 26.61/4.39                 zip_derived_cl1478])).
% 26.61/4.39  thf(zip_derived_cl1606, plain,
% 26.61/4.39      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.61/4.39         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 26.61/4.39         X14 : $i, X15 : $i]:
% 26.61/4.39          (ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 26.61/4.39           X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15)),
% 26.61/4.39      inference('demod', [status(thm)],
% 26.61/4.39                [zip_derived_cl664, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.39                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.61/4.39                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.61/4.39                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257, 
% 26.61/4.39                 zip_derived_cl1310, zip_derived_cl1364, zip_derived_cl1419, 
% 26.61/4.39                 zip_derived_cl1478, zip_derived_cl1542])).
% 26.61/4.39  thf(zip_derived_cl1682, plain,
% 26.61/4.39      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.61/4.39         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 26.61/4.39         X14 : $i, X15 : $i, X16 : $i]:
% 26.61/4.39          (ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 26.61/4.39           X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ 
% 26.61/4.39           X16)),
% 26.61/4.39      inference('demod', [status(thm)],
% 26.61/4.39                [zip_derived_cl628, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.39                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.61/4.39                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.61/4.39                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257, 
% 26.61/4.39                 zip_derived_cl1310, zip_derived_cl1364, zip_derived_cl1419, 
% 26.61/4.39                 zip_derived_cl1478, zip_derived_cl1542, zip_derived_cl1606])).
% 26.61/4.39  thf(zip_derived_cl1756, plain,
% 26.61/4.39      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.61/4.39         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 26.61/4.39         X14 : $i, X15 : $i, X16 : $i, X17 : $i]:
% 26.61/4.39          (ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 26.61/4.39           X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 26.61/4.39           X15 @ X16 @ X17)),
% 26.61/4.39      inference('demod', [status(thm)],
% 26.61/4.39                [zip_derived_cl591, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.39                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.61/4.39                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.61/4.39                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257, 
% 26.61/4.39                 zip_derived_cl1310, zip_derived_cl1364, zip_derived_cl1419, 
% 26.61/4.39                 zip_derived_cl1478, zip_derived_cl1542, zip_derived_cl1606, 
% 26.61/4.39                 zip_derived_cl1682])).
% 26.61/4.39  thf(zip_derived_cl1830, plain,
% 26.61/4.39      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.61/4.39         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 26.61/4.39         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i]:
% 26.61/4.39          (ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 26.61/4.39           X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 26.61/4.39           X15 @ X16 @ X17 @ X18)),
% 26.61/4.39      inference('demod', [status(thm)],
% 26.61/4.39                [zip_derived_cl551, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.39                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.61/4.39                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.61/4.39                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257, 
% 26.61/4.39                 zip_derived_cl1310, zip_derived_cl1364, zip_derived_cl1419, 
% 26.61/4.39                 zip_derived_cl1478, zip_derived_cl1542, zip_derived_cl1606, 
% 26.61/4.39                 zip_derived_cl1682, zip_derived_cl1756])).
% 26.61/4.39  thf(zip_derived_cl1898, plain,
% 26.61/4.39      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.61/4.39         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 26.61/4.39         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i]:
% 26.61/4.39          (ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 26.61/4.39           X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 26.61/4.39           X15 @ X16 @ X17 @ X18 @ X19)),
% 26.61/4.39      inference('demod', [status(thm)],
% 26.61/4.39                [zip_derived_cl510, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.39                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.61/4.39                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.61/4.39                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257, 
% 26.61/4.39                 zip_derived_cl1310, zip_derived_cl1364, zip_derived_cl1419, 
% 26.61/4.39                 zip_derived_cl1478, zip_derived_cl1542, zip_derived_cl1606, 
% 26.61/4.39                 zip_derived_cl1682, zip_derived_cl1756, zip_derived_cl1830])).
% 26.61/4.39  thf(zip_derived_cl1984, plain,
% 26.61/4.39      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.61/4.39         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 26.61/4.39         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i]:
% 26.61/4.39          (ssNder1_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 26.61/4.39           X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 26.61/4.39           X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20)),
% 26.61/4.39      inference('demod', [status(thm)],
% 26.61/4.39                [zip_derived_cl462, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.39                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.61/4.39                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.61/4.39                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257, 
% 26.61/4.39                 zip_derived_cl1310, zip_derived_cl1364, zip_derived_cl1419, 
% 26.61/4.39                 zip_derived_cl1478, zip_derived_cl1542, zip_derived_cl1606, 
% 26.61/4.39                 zip_derived_cl1682, zip_derived_cl1756, zip_derived_cl1830, 
% 26.61/4.39                 zip_derived_cl1898])).
% 26.61/4.39  thf(zip_derived_cl2060, plain,
% 26.61/4.39      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.61/4.39         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 26.61/4.39         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i, 
% 26.61/4.39         X21 : $i]:
% 26.61/4.39          (ssNder1_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 26.61/4.39           X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 26.61/4.39           X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21)),
% 26.61/4.39      inference('demod', [status(thm)],
% 26.61/4.39                [zip_derived_cl417, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.39                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.61/4.39                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.61/4.39                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257, 
% 26.61/4.39                 zip_derived_cl1310, zip_derived_cl1364, zip_derived_cl1419, 
% 26.61/4.39                 zip_derived_cl1478, zip_derived_cl1542, zip_derived_cl1606, 
% 26.61/4.39                 zip_derived_cl1682, zip_derived_cl1756, zip_derived_cl1830, 
% 26.61/4.39                 zip_derived_cl1898, zip_derived_cl1984])).
% 26.61/4.39  thf(zip_derived_cl2161, plain,
% 26.61/4.39      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.61/4.39         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 26.61/4.39         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i, 
% 26.61/4.39         X21 : $i, X22 : $i]:
% 26.61/4.39          (ssNder1_23r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 26.61/4.39           X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 26.61/4.39           X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21 @ X22)),
% 26.61/4.39      inference('demod', [status(thm)],
% 26.61/4.39                [zip_derived_cl365, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.39                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.61/4.39                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.61/4.39                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257, 
% 26.61/4.39                 zip_derived_cl1310, zip_derived_cl1364, zip_derived_cl1419, 
% 26.61/4.39                 zip_derived_cl1478, zip_derived_cl1542, zip_derived_cl1606, 
% 26.61/4.39                 zip_derived_cl1682, zip_derived_cl1756, zip_derived_cl1830, 
% 26.61/4.39                 zip_derived_cl1898, zip_derived_cl1984, zip_derived_cl2060])).
% 26.61/4.39  thf(zip_derived_cl2686, plain,
% 26.61/4.39      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.61/4.39         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 26.61/4.39         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i, 
% 26.61/4.39         X21 : $i, X22 : $i, X23 : $i]:
% 26.61/4.39         ( (ssPv27_24r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 26.61/4.39            X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 26.61/4.39            X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21 @ X22 @ X23)
% 26.61/4.39          |  (ssPv23_24r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 26.61/4.39              X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 26.61/4.39              X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21 @ X22 @ X23)
% 26.61/4.39          | ~ (ssPv18_24r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ 
% 26.61/4.39               X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ 
% 26.61/4.39               X12 @ X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21 @ 
% 26.61/4.39               X22 @ X23)
% 26.61/4.39          | ~ (ssPv5_24r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 26.61/4.39               X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 26.61/4.39               X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21 @ X22 @ X23))),
% 26.61/4.39      inference('demod', [status(thm)],
% 26.61/4.39                [zip_derived_cl151, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.39                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.61/4.39                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.61/4.39                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257, 
% 26.61/4.39                 zip_derived_cl1310, zip_derived_cl1364, zip_derived_cl1419, 
% 26.61/4.39                 zip_derived_cl1478, zip_derived_cl1542, zip_derived_cl1606, 
% 26.61/4.39                 zip_derived_cl1682, zip_derived_cl1756, zip_derived_cl1830, 
% 26.61/4.39                 zip_derived_cl1898, zip_derived_cl1984, zip_derived_cl2060, 
% 26.61/4.39                 zip_derived_cl2161])).
% 26.61/4.39  thf(zip_derived_cl2687, plain,
% 26.61/4.39      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.61/4.39         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 26.61/4.39         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i, 
% 26.61/4.39         X21 : $i, X22 : $i, X23 : $i]:
% 26.61/4.39         (~ (ssPv18_11r1r1r1r1r1r1r1r1r1r1r1 @ X23 @ X22 @ X21 @ X20 @ X19 @ 
% 26.61/4.39             X18 @ X17 @ X16 @ X15 @ X14 @ X13)
% 26.61/4.39          | ~ (ssPv5_24r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ 
% 26.61/4.39               X23 @ X22 @ X21 @ X20 @ X19 @ X18 @ X17 @ X16 @ X15 @ X14 @ 
% 26.61/4.39               X13 @ X12 @ X11 @ X10 @ X9 @ X8 @ X7 @ X6 @ X5 @ X4 @ X3 @ X2 @ 
% 26.61/4.39               X1 @ X0)
% 26.61/4.39          |  (ssPv23_24r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ 
% 26.61/4.39              X23 @ X22 @ X21 @ X20 @ X19 @ X18 @ X17 @ X16 @ X15 @ X14 @ 
% 26.61/4.39              X13 @ X12 @ X11 @ X10 @ X9 @ X8 @ X7 @ X6 @ X5 @ X4 @ X3 @ X2 @ 
% 26.61/4.39              X1 @ X0)
% 26.61/4.39          |  (ssPv27_24r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ 
% 26.61/4.39              X23 @ X22 @ X21 @ X20 @ X19 @ X18 @ X17 @ X16 @ X15 @ X14 @ 
% 26.61/4.39              X13 @ X12 @ X11 @ X10 @ X9 @ X8 @ X7 @ X6 @ X5 @ X4 @ X3 @ X2 @ 
% 26.61/4.39              X1 @ X0))),
% 26.61/4.39      inference('sup-', [status(thm)], [zip_derived_cl2305, zip_derived_cl2686])).
% 26.61/4.39  thf(clause705, conjecture,
% 26.61/4.39    (~( ( ssPv23_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) | 
% 26.61/4.39        ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 26.61/4.39        ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 26.61/4.39        ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 26.61/4.39        ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 26.61/4.39        ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 26.61/4.39        ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 26.61/4.39        ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 26.61/4.39        ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 26.61/4.39        ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 26.61/4.39        ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.39             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 26.61/4.39        ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.39             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 26.61/4.39        ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.39             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 26.61/4.39        ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.39             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 26.61/4.39        ( ~( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.39             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) | 
% 26.61/4.39        ( ~( ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.39             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) ) | 
% 26.61/4.39        ( ~( ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.39             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 26.61/4.39             X9 @ X10 ) ) | 
% 26.61/4.39        ( ~( ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.39             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 26.61/4.39             X9 @ X10 @ X11 ) ) | 
% 26.61/4.39        ( ~( ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.39             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 26.61/4.39             X9 @ X10 @ X11 @ X12 ) ) | 
% 26.61/4.39        ( ~( ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.39             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 26.61/4.39             X9 @ X10 @ X11 @ X12 @ X13 ) ) | 
% 26.61/4.39        ( ~( ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.39             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 26.61/4.39             X9 @ X10 @ X11 @ X12 @ X13 @ X14 ) ) | 
% 26.61/4.39        ( ~( ssNder1_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.39             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 26.61/4.39             X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 ) ) | 
% 26.61/4.39        ( ~( ssNder1_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.39             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 26.61/4.39             X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 ) ) | 
% 26.61/4.39        ( ~( ssNder1_23r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.39             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 26.61/4.39             X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 @ X17 ) ) | 
% 26.61/4.39        ( ~( ssPv23_24r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.39             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 26.61/4.39             X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 @ X17 @ X18 ) ) ))).
% 26.61/4.39  thf(zf_stmt_42, negated_conjecture,
% 26.61/4.39    (( ssPv23_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) | ( ~( ssNder1_0 ) ) | 
% 26.61/4.39     ( ~( ssNder1_1r1 @ U ) ) | ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 26.61/4.39     ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 26.61/4.39     ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 26.61/4.39     ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 26.61/4.39     ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 26.61/4.39     ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 26.61/4.39     ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 26.61/4.39     ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 26.61/4.39     ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.39          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 26.61/4.39     ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.39          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 26.61/4.39     ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.39          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 26.61/4.39     ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.39          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 26.61/4.39     ( ~( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.39          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) | 
% 26.61/4.39     ( ~( ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.39          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) ) | 
% 26.61/4.39     ( ~( ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.39          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 26.61/4.39          X10 ) ) | 
% 26.61/4.39     ( ~( ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.39          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 26.61/4.39          X10 @ X11 ) ) | 
% 26.61/4.39     ( ~( ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.39          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 26.61/4.39          X10 @ X11 @ X12 ) ) | 
% 26.61/4.39     ( ~( ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.39          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 26.61/4.39          X10 @ X11 @ X12 @ X13 ) ) | 
% 26.61/4.39     ( ~( ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.39          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 26.61/4.39          X10 @ X11 @ X12 @ X13 @ X14 ) ) | 
% 26.61/4.39     ( ~( ssNder1_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.39          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 26.61/4.39          X10 @ X11 @ X12 @ X13 @ X14 @ X15 ) ) | 
% 26.61/4.39     ( ~( ssNder1_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.39          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 26.61/4.39          X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 ) ) | 
% 26.61/4.39     ( ~( ssNder1_23r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.39          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 26.61/4.39          X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 @ X17 ) ) | 
% 26.61/4.39     ( ~( ssPv23_24r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.39          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 26.61/4.39          X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 @ X17 @ X18 ) )),
% 26.61/4.39    inference('cnf.neg', [status(esa)], [clause705])).
% 26.61/4.39  thf(zip_derived_cl303, plain,
% 26.61/4.39      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.61/4.39         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 26.61/4.39         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i, 
% 26.61/4.39         X21 : $i, X22 : $i, X23 : $i]:
% 26.61/4.39         ( (ssPv23_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)
% 26.61/4.39          | ~ (ssNder1_0)
% 26.61/4.39          | ~ (ssNder1_1r1 @ X0)
% 26.61/4.39          | ~ (ssNder1_2r1r1 @ X0 @ X1)
% 26.61/4.39          | ~ (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)
% 26.61/4.39          | ~ (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)
% 26.61/4.39          | ~ (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)
% 26.61/4.39          | ~ (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)
% 26.61/4.39          | ~ (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)
% 26.61/4.39          | ~ (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 26.61/4.39               X7)
% 26.61/4.39          | ~ (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 26.61/4.39               X6 @ X7 @ X8)
% 26.61/4.39          | ~ (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 26.61/4.39               X6 @ X7 @ X8 @ X9)
% 26.61/4.39          | ~ (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 26.61/4.39               X5 @ X6 @ X7 @ X8 @ X9 @ X10)
% 26.61/4.39          | ~ (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 26.61/4.39               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11)
% 26.61/4.39          | ~ (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 26.61/4.39               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)
% 26.61/4.39          | ~ (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 26.61/4.39               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)
% 26.61/4.39          | ~ (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 26.61/4.39               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)
% 26.61/4.39          | ~ (ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 26.61/4.39               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 26.61/4.39               X14 @ X15)
% 26.61/4.39          | ~ (ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 26.61/4.39               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 26.61/4.39               X14 @ X15 @ X16)
% 26.61/4.39          | ~ (ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 26.61/4.39               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 26.61/4.39               X14 @ X15 @ X16 @ X17)
% 26.61/4.39          | ~ (ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 26.61/4.39               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 26.61/4.39               X14 @ X15 @ X16 @ X17 @ X18)
% 26.61/4.39          | ~ (ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 26.61/4.39               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 26.61/4.39               X14 @ X15 @ X16 @ X17 @ X18 @ X19)
% 26.61/4.39          | ~ (ssNder1_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 26.61/4.39               X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 26.61/4.39               X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20)
% 26.61/4.39          | ~ (ssNder1_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 26.61/4.39               X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 26.61/4.39               X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21)
% 26.61/4.39          | ~ (ssNder1_23r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 26.61/4.39               X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 26.61/4.39               X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21 @ X22)
% 26.61/4.39          | ~ (ssPv23_24r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ 
% 26.61/4.39               X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ 
% 26.61/4.39               X12 @ X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21 @ 
% 26.61/4.39               X22 @ X23))),
% 26.61/4.39      inference('cnf', [status(esa)], [zf_stmt_42])).
% 26.61/4.39  thf(zip_derived_cl1007, plain, ( (ssNder1_0)),
% 26.61/4.39      inference('cnf', [status(esa)], [zf_stmt_1])).
% 26.61/4.39  thf(zip_derived_cl1013, plain, (![X0 : $i]:  (ssNder1_1r1 @ X0)),
% 26.61/4.39      inference('demod', [status(thm)],
% 26.61/4.39                [zip_derived_cl1006, zip_derived_cl1007])).
% 26.61/4.39  thf(zip_derived_cl1014, plain,
% 26.61/4.39      (![X0 : $i, X1 : $i]:  (ssNder1_2r1r1 @ X0 @ X1)),
% 26.61/4.39      inference('demod', [status(thm)],
% 26.61/4.39                [zip_derived_cl1005, zip_derived_cl1007, zip_derived_cl1013])).
% 26.61/4.39  thf(zip_derived_cl1019, plain,
% 26.61/4.39      (![X0 : $i, X1 : $i, X2 : $i]:  (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)),
% 26.61/4.39      inference('demod', [status(thm)],
% 26.61/4.39                [zip_derived_cl999, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.39                 zip_derived_cl1014])).
% 26.61/4.39  thf(zip_derived_cl1038, plain,
% 26.61/4.39      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 26.61/4.39          (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)),
% 26.61/4.39      inference('demod', [status(thm)],
% 26.61/4.39                [zip_derived_cl991, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.39                 zip_derived_cl1014, zip_derived_cl1019])).
% 26.61/4.39  thf(zip_derived_cl1058, plain,
% 26.61/4.39      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 26.61/4.39          (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)),
% 26.61/4.39      inference('demod', [status(thm)],
% 26.61/4.39                [zip_derived_cl973, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.39                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038])).
% 26.61/4.39  thf(zip_derived_cl1082, plain,
% 26.61/4.39      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 26.61/4.39          (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)),
% 26.61/4.39      inference('demod', [status(thm)],
% 26.61/4.39                [zip_derived_cl959, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.39                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.61/4.39                 zip_derived_cl1058])).
% 26.61/4.39  thf(zip_derived_cl1121, plain,
% 26.61/4.39      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i]:
% 26.61/4.39          (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)),
% 26.61/4.39      inference('demod', [status(thm)],
% 26.61/4.39                [zip_derived_cl938, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.39                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.61/4.39                 zip_derived_cl1058, zip_derived_cl1082])).
% 26.61/4.39  thf(zip_derived_cl1162, plain,
% 26.61/4.39      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, X7 : $i]:
% 26.61/4.39          (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7)),
% 26.61/4.39      inference('demod', [status(thm)],
% 26.61/4.39                [zip_derived_cl912, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.39                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.61/4.39                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121])).
% 26.61/4.39  thf(zip_derived_cl1209, plain,
% 26.61/4.39      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.61/4.39         X7 : $i, X8 : $i]:
% 26.61/4.39          (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 26.61/4.39           X7 @ X8)),
% 26.61/4.39      inference('demod', [status(thm)],
% 26.61/4.39                [zip_derived_cl889, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.39                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.61/4.39                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.61/4.39                 zip_derived_cl1162])).
% 26.61/4.39  thf(zip_derived_cl1257, plain,
% 26.61/4.39      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.61/4.39         X7 : $i, X8 : $i, X9 : $i]:
% 26.61/4.39          (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 26.61/4.39           X7 @ X8 @ X9)),
% 26.61/4.39      inference('demod', [status(thm)],
% 26.61/4.39                [zip_derived_cl861, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.39                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.61/4.39                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.61/4.39                 zip_derived_cl1162, zip_derived_cl1209])).
% 26.61/4.39  thf(zip_derived_cl1310, plain,
% 26.61/4.39      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.61/4.39         X7 : $i, X8 : $i, X9 : $i, X10 : $i]:
% 26.61/4.39          (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 26.61/4.39           X6 @ X7 @ X8 @ X9 @ X10)),
% 26.61/4.39      inference('demod', [status(thm)],
% 26.61/4.39                [zip_derived_cl832, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.39                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.61/4.39                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.61/4.39                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257])).
% 26.61/4.39  thf(zip_derived_cl1364, plain,
% 26.61/4.39      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.61/4.39         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i]:
% 26.61/4.39          (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 26.61/4.39           X6 @ X7 @ X8 @ X9 @ X10 @ X11)),
% 26.61/4.39      inference('demod', [status(thm)],
% 26.61/4.39                [zip_derived_cl807, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.39                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.61/4.39                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.61/4.39                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257, 
% 26.61/4.39                 zip_derived_cl1310])).
% 26.61/4.39  thf(zip_derived_cl1419, plain,
% 26.61/4.39      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.61/4.39         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i]:
% 26.61/4.39          (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 26.61/4.39           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)),
% 26.61/4.39      inference('demod', [status(thm)],
% 26.61/4.39                [zip_derived_cl774, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.39                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.61/4.39                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.61/4.39                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257, 
% 26.61/4.39                 zip_derived_cl1310, zip_derived_cl1364])).
% 26.61/4.39  thf(zip_derived_cl1478, plain,
% 26.61/4.39      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.61/4.39         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i]:
% 26.61/4.39          (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 26.61/4.39           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)),
% 26.61/4.39      inference('demod', [status(thm)],
% 26.61/4.39                [zip_derived_cl738, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.39                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.61/4.39                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.61/4.39                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257, 
% 26.61/4.39                 zip_derived_cl1310, zip_derived_cl1364, zip_derived_cl1419])).
% 26.61/4.39  thf(zip_derived_cl1542, plain,
% 26.61/4.39      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.61/4.39         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 26.61/4.39         X14 : $i]:
% 26.61/4.39          (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 26.61/4.39           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)),
% 26.61/4.39      inference('demod', [status(thm)],
% 26.61/4.39                [zip_derived_cl705, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.39                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.61/4.39                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.61/4.39                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257, 
% 26.61/4.39                 zip_derived_cl1310, zip_derived_cl1364, zip_derived_cl1419, 
% 26.61/4.39                 zip_derived_cl1478])).
% 26.61/4.39  thf(zip_derived_cl1606, plain,
% 26.61/4.39      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.61/4.39         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 26.61/4.39         X14 : $i, X15 : $i]:
% 26.61/4.39          (ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 26.61/4.39           X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15)),
% 26.61/4.39      inference('demod', [status(thm)],
% 26.61/4.39                [zip_derived_cl664, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.39                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.61/4.39                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.61/4.39                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257, 
% 26.61/4.39                 zip_derived_cl1310, zip_derived_cl1364, zip_derived_cl1419, 
% 26.61/4.39                 zip_derived_cl1478, zip_derived_cl1542])).
% 26.61/4.39  thf(zip_derived_cl1682, plain,
% 26.61/4.39      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.61/4.39         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 26.61/4.39         X14 : $i, X15 : $i, X16 : $i]:
% 26.61/4.39          (ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 26.61/4.39           X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ 
% 26.61/4.39           X16)),
% 26.61/4.39      inference('demod', [status(thm)],
% 26.61/4.39                [zip_derived_cl628, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.39                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.61/4.39                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.61/4.39                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257, 
% 26.61/4.39                 zip_derived_cl1310, zip_derived_cl1364, zip_derived_cl1419, 
% 26.61/4.39                 zip_derived_cl1478, zip_derived_cl1542, zip_derived_cl1606])).
% 26.61/4.39  thf(zip_derived_cl1756, plain,
% 26.61/4.39      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.61/4.39         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 26.61/4.39         X14 : $i, X15 : $i, X16 : $i, X17 : $i]:
% 26.61/4.39          (ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 26.61/4.39           X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 26.61/4.39           X15 @ X16 @ X17)),
% 26.61/4.39      inference('demod', [status(thm)],
% 26.61/4.39                [zip_derived_cl591, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.39                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.61/4.39                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.61/4.39                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257, 
% 26.61/4.39                 zip_derived_cl1310, zip_derived_cl1364, zip_derived_cl1419, 
% 26.61/4.39                 zip_derived_cl1478, zip_derived_cl1542, zip_derived_cl1606, 
% 26.61/4.39                 zip_derived_cl1682])).
% 26.61/4.39  thf(zip_derived_cl1830, plain,
% 26.61/4.39      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.61/4.39         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 26.61/4.39         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i]:
% 26.61/4.39          (ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 26.61/4.39           X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 26.61/4.39           X15 @ X16 @ X17 @ X18)),
% 26.61/4.39      inference('demod', [status(thm)],
% 26.61/4.39                [zip_derived_cl551, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.39                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.61/4.39                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.61/4.39                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257, 
% 26.61/4.39                 zip_derived_cl1310, zip_derived_cl1364, zip_derived_cl1419, 
% 26.61/4.39                 zip_derived_cl1478, zip_derived_cl1542, zip_derived_cl1606, 
% 26.61/4.39                 zip_derived_cl1682, zip_derived_cl1756])).
% 26.61/4.39  thf(zip_derived_cl1898, plain,
% 26.61/4.39      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.61/4.39         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 26.61/4.39         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i]:
% 26.61/4.39          (ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 26.61/4.39           X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 26.61/4.39           X15 @ X16 @ X17 @ X18 @ X19)),
% 26.61/4.39      inference('demod', [status(thm)],
% 26.61/4.39                [zip_derived_cl510, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.39                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.61/4.39                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.61/4.39                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257, 
% 26.61/4.39                 zip_derived_cl1310, zip_derived_cl1364, zip_derived_cl1419, 
% 26.61/4.39                 zip_derived_cl1478, zip_derived_cl1542, zip_derived_cl1606, 
% 26.61/4.39                 zip_derived_cl1682, zip_derived_cl1756, zip_derived_cl1830])).
% 26.61/4.39  thf(zip_derived_cl1984, plain,
% 26.61/4.39      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.61/4.39         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 26.61/4.39         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i]:
% 26.61/4.39          (ssNder1_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 26.61/4.39           X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 26.61/4.39           X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20)),
% 26.61/4.39      inference('demod', [status(thm)],
% 26.61/4.39                [zip_derived_cl462, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.39                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.61/4.39                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.61/4.39                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257, 
% 26.61/4.39                 zip_derived_cl1310, zip_derived_cl1364, zip_derived_cl1419, 
% 26.61/4.39                 zip_derived_cl1478, zip_derived_cl1542, zip_derived_cl1606, 
% 26.61/4.39                 zip_derived_cl1682, zip_derived_cl1756, zip_derived_cl1830, 
% 26.61/4.39                 zip_derived_cl1898])).
% 26.61/4.39  thf(zip_derived_cl2060, plain,
% 26.61/4.39      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.61/4.39         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 26.61/4.39         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i, 
% 26.61/4.39         X21 : $i]:
% 26.61/4.39          (ssNder1_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 26.61/4.39           X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 26.61/4.39           X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21)),
% 26.61/4.39      inference('demod', [status(thm)],
% 26.61/4.39                [zip_derived_cl417, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.39                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.61/4.39                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.61/4.39                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257, 
% 26.61/4.39                 zip_derived_cl1310, zip_derived_cl1364, zip_derived_cl1419, 
% 26.61/4.39                 zip_derived_cl1478, zip_derived_cl1542, zip_derived_cl1606, 
% 26.61/4.39                 zip_derived_cl1682, zip_derived_cl1756, zip_derived_cl1830, 
% 26.61/4.39                 zip_derived_cl1898, zip_derived_cl1984])).
% 26.61/4.39  thf(zip_derived_cl2161, plain,
% 26.61/4.39      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.61/4.39         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 26.61/4.39         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i, 
% 26.61/4.39         X21 : $i, X22 : $i]:
% 26.61/4.39          (ssNder1_23r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 26.61/4.39           X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 26.61/4.39           X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21 @ X22)),
% 26.61/4.39      inference('demod', [status(thm)],
% 26.61/4.39                [zip_derived_cl365, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.39                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.61/4.39                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.61/4.39                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257, 
% 26.61/4.39                 zip_derived_cl1310, zip_derived_cl1364, zip_derived_cl1419, 
% 26.61/4.39                 zip_derived_cl1478, zip_derived_cl1542, zip_derived_cl1606, 
% 26.61/4.39                 zip_derived_cl1682, zip_derived_cl1756, zip_derived_cl1830, 
% 26.61/4.39                 zip_derived_cl1898, zip_derived_cl1984, zip_derived_cl2060])).
% 26.61/4.39  thf(zip_derived_cl2231, plain,
% 26.61/4.39      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.61/4.39         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 26.61/4.39         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i, 
% 26.61/4.39         X21 : $i, X22 : $i, X23 : $i]:
% 26.61/4.39         ( (ssPv23_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)
% 26.61/4.39          | ~ (ssPv23_24r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ 
% 26.61/4.39               X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ 
% 26.61/4.39               X12 @ X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21 @ 
% 26.61/4.39               X22 @ X23))),
% 26.61/4.39      inference('demod', [status(thm)],
% 26.61/4.39                [zip_derived_cl303, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.39                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.61/4.39                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.61/4.39                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257, 
% 26.61/4.39                 zip_derived_cl1310, zip_derived_cl1364, zip_derived_cl1419, 
% 26.61/4.39                 zip_derived_cl1478, zip_derived_cl1542, zip_derived_cl1606, 
% 26.61/4.39                 zip_derived_cl1682, zip_derived_cl1756, zip_derived_cl1830, 
% 26.61/4.39                 zip_derived_cl1898, zip_derived_cl1984, zip_derived_cl2060, 
% 26.61/4.39                 zip_derived_cl2161])).
% 26.61/4.39  thf(zip_derived_cl2688, plain,
% 26.61/4.39      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.61/4.39         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 26.61/4.39         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i, 
% 26.61/4.39         X21 : $i, X22 : $i, X23 : $i]:
% 26.61/4.39         ( (ssPv27_24r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X23 @ 
% 26.61/4.39            X22 @ X21 @ X20 @ X19 @ X18 @ X17 @ X16 @ X15 @ X14 @ X13 @ X12 @ 
% 26.61/4.39            X11 @ X10 @ X9 @ X8 @ X7 @ X6 @ X5 @ X4 @ X3 @ X2 @ X1 @ X0)
% 26.61/4.39          | ~ (ssPv5_24r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ 
% 26.61/4.39               X23 @ X22 @ X21 @ X20 @ X19 @ X18 @ X17 @ X16 @ X15 @ X14 @ 
% 26.61/4.39               X13 @ X12 @ X11 @ X10 @ X9 @ X8 @ X7 @ X6 @ X5 @ X4 @ X3 @ X2 @ 
% 26.61/4.39               X1 @ X0)
% 26.61/4.39          | ~ (ssPv18_11r1r1r1r1r1r1r1r1r1r1r1 @ X23 @ X22 @ X21 @ X20 @ X19 @ 
% 26.61/4.39               X18 @ X17 @ X16 @ X15 @ X14 @ X13)
% 26.61/4.39          |  (ssPv23_6r1r1r1r1r1r1 @ X23 @ X22 @ X21 @ X20 @ X19 @ X18))),
% 26.61/4.39      inference('sup-', [status(thm)], [zip_derived_cl2687, zip_derived_cl2231])).
% 26.61/4.39  thf(clause698, conjecture,
% 26.61/4.39    (~( ( ssPv27_2r1r1 @ U @ V ) | ( ~( ssNder1_0 ) ) | 
% 26.61/4.39        ( ~( ssNder1_1r1 @ U ) ) | ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 26.61/4.39        ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 26.61/4.39        ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 26.61/4.39        ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 26.61/4.39        ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 26.61/4.39        ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 26.61/4.39        ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 26.61/4.39        ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 26.61/4.39        ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.39             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 26.61/4.39        ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.39             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 26.61/4.39        ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.39             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 26.61/4.39        ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.39             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 26.61/4.39        ( ~( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.39             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) | 
% 26.61/4.39        ( ~( ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.39             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) ) | 
% 26.61/4.39        ( ~( ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.39             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 26.61/4.39             X9 @ X10 ) ) | 
% 26.61/4.39        ( ~( ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.39             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 26.61/4.39             X9 @ X10 @ X11 ) ) | 
% 26.61/4.39        ( ~( ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.39             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 26.61/4.39             X9 @ X10 @ X11 @ X12 ) ) | 
% 26.61/4.39        ( ~( ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.39             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 26.61/4.39             X9 @ X10 @ X11 @ X12 @ X13 ) ) | 
% 26.61/4.39        ( ~( ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.39             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 26.61/4.39             X9 @ X10 @ X11 @ X12 @ X13 @ X14 ) ) | 
% 26.61/4.39        ( ~( ssNder1_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.39             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 26.61/4.39             X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 ) ) | 
% 26.61/4.39        ( ~( ssNder1_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.39             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 26.61/4.39             X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 ) ) | 
% 26.61/4.39        ( ~( ssNder1_23r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.39             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 26.61/4.39             X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 @ X17 ) ) | 
% 26.61/4.39        ( ~( ssPv27_24r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.39             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 26.61/4.39             X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 @ X17 @ X18 ) ) ))).
% 26.61/4.39  thf(zf_stmt_43, negated_conjecture,
% 26.61/4.39    (( ssPv27_2r1r1 @ U @ V ) | ( ~( ssNder1_0 ) ) | 
% 26.61/4.39     ( ~( ssNder1_1r1 @ U ) ) | ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 26.61/4.39     ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 26.61/4.39     ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 26.61/4.39     ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 26.61/4.39     ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 26.61/4.39     ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 26.61/4.39     ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 26.61/4.39     ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 26.61/4.39     ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.39          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 26.61/4.39     ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.39          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 26.61/4.39     ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.39          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 26.61/4.39     ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.39          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 26.61/4.39     ( ~( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.39          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) | 
% 26.61/4.39     ( ~( ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.39          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) ) | 
% 26.61/4.39     ( ~( ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.39          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 26.61/4.39          X10 ) ) | 
% 26.61/4.39     ( ~( ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.39          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 26.61/4.39          X10 @ X11 ) ) | 
% 26.61/4.39     ( ~( ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.39          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 26.61/4.39          X10 @ X11 @ X12 ) ) | 
% 26.61/4.39     ( ~( ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.39          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 26.61/4.39          X10 @ X11 @ X12 @ X13 ) ) | 
% 26.61/4.39     ( ~( ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.39          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 26.61/4.39          X10 @ X11 @ X12 @ X13 @ X14 ) ) | 
% 26.61/4.39     ( ~( ssNder1_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.39          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 26.61/4.39          X10 @ X11 @ X12 @ X13 @ X14 @ X15 ) ) | 
% 26.61/4.39     ( ~( ssNder1_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.39          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 26.61/4.39          X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 ) ) | 
% 26.61/4.39     ( ~( ssNder1_23r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.39          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 26.61/4.39          X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 @ X17 ) ) | 
% 26.61/4.39     ( ~( ssPv27_24r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.39          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 26.61/4.39          X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 @ X17 @ X18 ) )),
% 26.61/4.39    inference('cnf.neg', [status(esa)], [clause698])).
% 26.61/4.39  thf(zip_derived_cl310, plain,
% 26.61/4.39      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.61/4.39         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 26.61/4.39         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i, 
% 26.61/4.39         X21 : $i, X22 : $i, X23 : $i]:
% 26.61/4.39         ( (ssPv27_2r1r1 @ X0 @ X1)
% 26.61/4.39          | ~ (ssNder1_0)
% 26.61/4.39          | ~ (ssNder1_1r1 @ X0)
% 26.61/4.39          | ~ (ssNder1_2r1r1 @ X0 @ X1)
% 26.61/4.39          | ~ (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)
% 26.61/4.39          | ~ (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)
% 26.61/4.39          | ~ (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)
% 26.61/4.39          | ~ (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)
% 26.61/4.39          | ~ (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)
% 26.61/4.39          | ~ (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 26.61/4.39               X7)
% 26.61/4.39          | ~ (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 26.61/4.39               X6 @ X7 @ X8)
% 26.61/4.39          | ~ (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 26.61/4.39               X6 @ X7 @ X8 @ X9)
% 26.61/4.39          | ~ (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 26.61/4.39               X5 @ X6 @ X7 @ X8 @ X9 @ X10)
% 26.61/4.39          | ~ (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 26.61/4.39               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11)
% 26.61/4.39          | ~ (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 26.61/4.39               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)
% 26.61/4.39          | ~ (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 26.61/4.39               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)
% 26.61/4.39          | ~ (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 26.61/4.39               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)
% 26.61/4.39          | ~ (ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 26.61/4.39               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 26.61/4.39               X14 @ X15)
% 26.61/4.39          | ~ (ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 26.61/4.39               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 26.61/4.39               X14 @ X15 @ X16)
% 26.61/4.39          | ~ (ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 26.61/4.39               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 26.61/4.39               X14 @ X15 @ X16 @ X17)
% 26.61/4.39          | ~ (ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 26.61/4.39               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 26.61/4.39               X14 @ X15 @ X16 @ X17 @ X18)
% 26.61/4.39          | ~ (ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 26.61/4.39               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 26.61/4.39               X14 @ X15 @ X16 @ X17 @ X18 @ X19)
% 26.61/4.39          | ~ (ssNder1_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 26.61/4.39               X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 26.61/4.39               X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20)
% 26.61/4.39          | ~ (ssNder1_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 26.61/4.39               X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 26.61/4.39               X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21)
% 26.61/4.39          | ~ (ssNder1_23r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 26.61/4.39               X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 26.61/4.39               X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21 @ X22)
% 26.61/4.39          | ~ (ssPv27_24r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ 
% 26.61/4.39               X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ 
% 26.61/4.39               X12 @ X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21 @ 
% 26.61/4.39               X22 @ X23))),
% 26.61/4.39      inference('cnf', [status(esa)], [zf_stmt_43])).
% 26.61/4.39  thf(zip_derived_cl1007, plain, ( (ssNder1_0)),
% 26.61/4.39      inference('cnf', [status(esa)], [zf_stmt_1])).
% 26.61/4.39  thf(zip_derived_cl1013, plain, (![X0 : $i]:  (ssNder1_1r1 @ X0)),
% 26.61/4.39      inference('demod', [status(thm)],
% 26.61/4.39                [zip_derived_cl1006, zip_derived_cl1007])).
% 26.61/4.39  thf(zip_derived_cl1014, plain,
% 26.61/4.39      (![X0 : $i, X1 : $i]:  (ssNder1_2r1r1 @ X0 @ X1)),
% 26.61/4.39      inference('demod', [status(thm)],
% 26.61/4.39                [zip_derived_cl1005, zip_derived_cl1007, zip_derived_cl1013])).
% 26.61/4.39  thf(zip_derived_cl1019, plain,
% 26.61/4.39      (![X0 : $i, X1 : $i, X2 : $i]:  (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)),
% 26.61/4.39      inference('demod', [status(thm)],
% 26.61/4.39                [zip_derived_cl999, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.39                 zip_derived_cl1014])).
% 26.61/4.39  thf(zip_derived_cl1038, plain,
% 26.61/4.39      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 26.61/4.39          (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)),
% 26.61/4.39      inference('demod', [status(thm)],
% 26.61/4.39                [zip_derived_cl991, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.39                 zip_derived_cl1014, zip_derived_cl1019])).
% 26.61/4.39  thf(zip_derived_cl1058, plain,
% 26.61/4.39      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 26.61/4.39          (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)),
% 26.61/4.39      inference('demod', [status(thm)],
% 26.61/4.39                [zip_derived_cl973, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.39                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038])).
% 26.61/4.39  thf(zip_derived_cl1082, plain,
% 26.61/4.39      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 26.61/4.39          (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)),
% 26.61/4.39      inference('demod', [status(thm)],
% 26.61/4.39                [zip_derived_cl959, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.39                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.61/4.39                 zip_derived_cl1058])).
% 26.61/4.39  thf(zip_derived_cl1121, plain,
% 26.61/4.39      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i]:
% 26.61/4.39          (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)),
% 26.61/4.39      inference('demod', [status(thm)],
% 26.61/4.39                [zip_derived_cl938, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.39                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.61/4.39                 zip_derived_cl1058, zip_derived_cl1082])).
% 26.61/4.39  thf(zip_derived_cl1162, plain,
% 26.61/4.39      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, X7 : $i]:
% 26.61/4.39          (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7)),
% 26.61/4.39      inference('demod', [status(thm)],
% 26.61/4.39                [zip_derived_cl912, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.39                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.61/4.39                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121])).
% 26.61/4.39  thf(zip_derived_cl1209, plain,
% 26.61/4.39      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.61/4.39         X7 : $i, X8 : $i]:
% 26.61/4.39          (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 26.61/4.39           X7 @ X8)),
% 26.61/4.39      inference('demod', [status(thm)],
% 26.61/4.39                [zip_derived_cl889, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.39                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.61/4.39                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.61/4.39                 zip_derived_cl1162])).
% 26.61/4.39  thf(zip_derived_cl1257, plain,
% 26.61/4.39      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.61/4.39         X7 : $i, X8 : $i, X9 : $i]:
% 26.61/4.39          (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 26.61/4.39           X7 @ X8 @ X9)),
% 26.61/4.39      inference('demod', [status(thm)],
% 26.61/4.39                [zip_derived_cl861, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.39                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.61/4.39                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.61/4.39                 zip_derived_cl1162, zip_derived_cl1209])).
% 26.61/4.39  thf(zip_derived_cl1310, plain,
% 26.61/4.39      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.61/4.39         X7 : $i, X8 : $i, X9 : $i, X10 : $i]:
% 26.61/4.39          (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 26.61/4.39           X6 @ X7 @ X8 @ X9 @ X10)),
% 26.61/4.39      inference('demod', [status(thm)],
% 26.61/4.39                [zip_derived_cl832, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.39                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.61/4.39                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.61/4.39                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257])).
% 26.61/4.39  thf(zip_derived_cl1364, plain,
% 26.61/4.39      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.61/4.39         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i]:
% 26.61/4.39          (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 26.61/4.39           X6 @ X7 @ X8 @ X9 @ X10 @ X11)),
% 26.61/4.39      inference('demod', [status(thm)],
% 26.61/4.39                [zip_derived_cl807, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.39                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.61/4.39                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.61/4.39                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257, 
% 26.61/4.39                 zip_derived_cl1310])).
% 26.61/4.39  thf(zip_derived_cl1419, plain,
% 26.61/4.39      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.61/4.39         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i]:
% 26.61/4.39          (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 26.61/4.39           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)),
% 26.61/4.39      inference('demod', [status(thm)],
% 26.61/4.39                [zip_derived_cl774, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.39                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.61/4.39                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.61/4.39                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257, 
% 26.61/4.39                 zip_derived_cl1310, zip_derived_cl1364])).
% 26.61/4.39  thf(zip_derived_cl1478, plain,
% 26.61/4.39      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.61/4.39         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i]:
% 26.61/4.39          (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 26.61/4.39           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)),
% 26.61/4.39      inference('demod', [status(thm)],
% 26.61/4.39                [zip_derived_cl738, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.39                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.61/4.39                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.61/4.39                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257, 
% 26.61/4.39                 zip_derived_cl1310, zip_derived_cl1364, zip_derived_cl1419])).
% 26.61/4.39  thf(zip_derived_cl1542, plain,
% 26.61/4.39      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.61/4.39         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 26.61/4.39         X14 : $i]:
% 26.61/4.39          (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 26.61/4.39           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)),
% 26.61/4.39      inference('demod', [status(thm)],
% 26.61/4.39                [zip_derived_cl705, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.39                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.61/4.39                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.61/4.39                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257, 
% 26.61/4.39                 zip_derived_cl1310, zip_derived_cl1364, zip_derived_cl1419, 
% 26.61/4.39                 zip_derived_cl1478])).
% 26.61/4.39  thf(zip_derived_cl1606, plain,
% 26.61/4.39      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.61/4.39         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 26.61/4.39         X14 : $i, X15 : $i]:
% 26.61/4.39          (ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 26.61/4.39           X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15)),
% 26.61/4.39      inference('demod', [status(thm)],
% 26.61/4.39                [zip_derived_cl664, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.39                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.61/4.39                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.61/4.39                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257, 
% 26.61/4.39                 zip_derived_cl1310, zip_derived_cl1364, zip_derived_cl1419, 
% 26.61/4.39                 zip_derived_cl1478, zip_derived_cl1542])).
% 26.61/4.39  thf(zip_derived_cl1682, plain,
% 26.61/4.39      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.61/4.39         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 26.61/4.39         X14 : $i, X15 : $i, X16 : $i]:
% 26.61/4.39          (ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 26.61/4.39           X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ 
% 26.61/4.39           X16)),
% 26.61/4.39      inference('demod', [status(thm)],
% 26.61/4.39                [zip_derived_cl628, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.39                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.61/4.39                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.61/4.39                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257, 
% 26.61/4.39                 zip_derived_cl1310, zip_derived_cl1364, zip_derived_cl1419, 
% 26.61/4.39                 zip_derived_cl1478, zip_derived_cl1542, zip_derived_cl1606])).
% 26.61/4.39  thf(zip_derived_cl1756, plain,
% 26.61/4.39      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.61/4.39         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 26.61/4.39         X14 : $i, X15 : $i, X16 : $i, X17 : $i]:
% 26.61/4.39          (ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 26.61/4.39           X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 26.61/4.39           X15 @ X16 @ X17)),
% 26.61/4.39      inference('demod', [status(thm)],
% 26.61/4.39                [zip_derived_cl591, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.39                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.61/4.39                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.61/4.39                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257, 
% 26.61/4.39                 zip_derived_cl1310, zip_derived_cl1364, zip_derived_cl1419, 
% 26.61/4.39                 zip_derived_cl1478, zip_derived_cl1542, zip_derived_cl1606, 
% 26.61/4.39                 zip_derived_cl1682])).
% 26.61/4.39  thf(zip_derived_cl1830, plain,
% 26.61/4.39      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.61/4.39         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 26.61/4.39         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i]:
% 26.61/4.39          (ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 26.61/4.39           X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 26.61/4.39           X15 @ X16 @ X17 @ X18)),
% 26.61/4.39      inference('demod', [status(thm)],
% 26.61/4.39                [zip_derived_cl551, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.39                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.61/4.39                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.61/4.39                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257, 
% 26.61/4.39                 zip_derived_cl1310, zip_derived_cl1364, zip_derived_cl1419, 
% 26.61/4.39                 zip_derived_cl1478, zip_derived_cl1542, zip_derived_cl1606, 
% 26.61/4.39                 zip_derived_cl1682, zip_derived_cl1756])).
% 26.61/4.39  thf(zip_derived_cl1898, plain,
% 26.61/4.39      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.61/4.39         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 26.61/4.39         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i]:
% 26.61/4.39          (ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 26.61/4.39           X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 26.61/4.39           X15 @ X16 @ X17 @ X18 @ X19)),
% 26.61/4.39      inference('demod', [status(thm)],
% 26.61/4.39                [zip_derived_cl510, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.39                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.61/4.39                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.61/4.39                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257, 
% 26.61/4.39                 zip_derived_cl1310, zip_derived_cl1364, zip_derived_cl1419, 
% 26.61/4.39                 zip_derived_cl1478, zip_derived_cl1542, zip_derived_cl1606, 
% 26.61/4.39                 zip_derived_cl1682, zip_derived_cl1756, zip_derived_cl1830])).
% 26.61/4.39  thf(zip_derived_cl1984, plain,
% 26.61/4.39      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.61/4.39         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 26.61/4.39         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i]:
% 26.61/4.39          (ssNder1_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 26.61/4.39           X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 26.61/4.39           X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20)),
% 26.61/4.39      inference('demod', [status(thm)],
% 26.61/4.39                [zip_derived_cl462, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.39                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.61/4.39                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.61/4.39                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257, 
% 26.61/4.39                 zip_derived_cl1310, zip_derived_cl1364, zip_derived_cl1419, 
% 26.61/4.39                 zip_derived_cl1478, zip_derived_cl1542, zip_derived_cl1606, 
% 26.61/4.39                 zip_derived_cl1682, zip_derived_cl1756, zip_derived_cl1830, 
% 26.61/4.39                 zip_derived_cl1898])).
% 26.61/4.39  thf(zip_derived_cl2060, plain,
% 26.61/4.39      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.61/4.39         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 26.61/4.39         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i, 
% 26.61/4.39         X21 : $i]:
% 26.61/4.39          (ssNder1_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 26.61/4.39           X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 26.61/4.39           X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21)),
% 26.61/4.39      inference('demod', [status(thm)],
% 26.61/4.39                [zip_derived_cl417, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.39                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.61/4.39                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.61/4.39                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257, 
% 26.61/4.39                 zip_derived_cl1310, zip_derived_cl1364, zip_derived_cl1419, 
% 26.61/4.39                 zip_derived_cl1478, zip_derived_cl1542, zip_derived_cl1606, 
% 26.61/4.39                 zip_derived_cl1682, zip_derived_cl1756, zip_derived_cl1830, 
% 26.61/4.39                 zip_derived_cl1898, zip_derived_cl1984])).
% 26.61/4.39  thf(zip_derived_cl2161, plain,
% 26.61/4.39      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.61/4.39         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 26.61/4.39         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i, 
% 26.61/4.39         X21 : $i, X22 : $i]:
% 26.61/4.39          (ssNder1_23r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 26.61/4.39           X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 26.61/4.39           X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21 @ X22)),
% 26.61/4.39      inference('demod', [status(thm)],
% 26.61/4.39                [zip_derived_cl365, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.39                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.61/4.39                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.61/4.39                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257, 
% 26.61/4.39                 zip_derived_cl1310, zip_derived_cl1364, zip_derived_cl1419, 
% 26.61/4.39                 zip_derived_cl1478, zip_derived_cl1542, zip_derived_cl1606, 
% 26.61/4.39                 zip_derived_cl1682, zip_derived_cl1756, zip_derived_cl1830, 
% 26.61/4.39                 zip_derived_cl1898, zip_derived_cl1984, zip_derived_cl2060])).
% 26.61/4.39  thf(zip_derived_cl2200, plain,
% 26.61/4.39      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.61/4.39         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 26.61/4.39         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i, 
% 26.61/4.39         X21 : $i, X22 : $i, X23 : $i]:
% 26.61/4.39         ( (ssPv27_2r1r1 @ X0 @ X1)
% 26.61/4.39          | ~ (ssPv27_24r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ 
% 26.61/4.39               X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ 
% 26.61/4.39               X12 @ X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21 @ 
% 26.61/4.39               X22 @ X23))),
% 26.61/4.39      inference('demod', [status(thm)],
% 26.61/4.39                [zip_derived_cl310, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.39                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.61/4.39                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.61/4.39                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257, 
% 26.61/4.39                 zip_derived_cl1310, zip_derived_cl1364, zip_derived_cl1419, 
% 26.61/4.39                 zip_derived_cl1478, zip_derived_cl1542, zip_derived_cl1606, 
% 26.61/4.39                 zip_derived_cl1682, zip_derived_cl1756, zip_derived_cl1830, 
% 26.61/4.39                 zip_derived_cl1898, zip_derived_cl1984, zip_derived_cl2060, 
% 26.61/4.39                 zip_derived_cl2161])).
% 26.61/4.39  thf(zip_derived_cl2690, plain,
% 26.61/4.39      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.61/4.39         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 26.61/4.39         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i, 
% 26.61/4.39         X21 : $i, X22 : $i, X23 : $i]:
% 26.61/4.39         ( (ssPv23_6r1r1r1r1r1r1 @ X23 @ X22 @ X21 @ X20 @ X19 @ X18)
% 26.61/4.39          | ~ (ssPv18_11r1r1r1r1r1r1r1r1r1r1r1 @ X23 @ X22 @ X21 @ X20 @ X19 @ 
% 26.61/4.39               X18 @ X17 @ X16 @ X15 @ X14 @ X13)
% 26.61/4.39          | ~ (ssPv5_24r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ 
% 26.61/4.39               X23 @ X22 @ X21 @ X20 @ X19 @ X18 @ X17 @ X16 @ X15 @ X14 @ 
% 26.61/4.39               X13 @ X12 @ X11 @ X10 @ X9 @ X8 @ X7 @ X6 @ X5 @ X4 @ X3 @ X2 @ 
% 26.61/4.39               X1 @ X0)
% 26.61/4.39          |  (ssPv27_2r1r1 @ X23 @ X22))),
% 26.61/4.39      inference('sup-', [status(thm)], [zip_derived_cl2688, zip_derived_cl2200])).
% 26.61/4.39  thf(clause308, conjecture,
% 26.61/4.39    (~( ( ssPv27_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.39          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) | 
% 26.61/4.39        ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 26.61/4.39        ( ~( ssNder1_2r1r1 @ U @ V ) ) | ( ~( ssPv27_2r1r1 @ U @ V ) ) | 
% 26.61/4.39        ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 26.61/4.39        ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 26.61/4.39        ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 26.61/4.39        ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 26.61/4.39        ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 26.61/4.39        ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 26.61/4.39        ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 26.61/4.39        ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.39             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 26.61/4.39        ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.39             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 26.61/4.39        ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.39             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 26.61/4.39        ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.39             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 26.61/4.39        ( ~( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.39             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) ))).
% 26.61/4.39  thf(zf_stmt_44, negated_conjecture,
% 26.61/4.39    (( ssPv27_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.39       U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) | 
% 26.61/4.39     ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 26.61/4.39     ( ~( ssNder1_2r1r1 @ U @ V ) ) | ( ~( ssPv27_2r1r1 @ U @ V ) ) | 
% 26.61/4.39     ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 26.61/4.39     ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 26.61/4.39     ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 26.61/4.39     ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 26.61/4.39     ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 26.61/4.39     ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 26.61/4.39     ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 26.61/4.39     ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.39          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 26.61/4.39     ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.39          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 26.61/4.39     ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.39          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 26.61/4.39     ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.39          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 26.61/4.39     ( ~( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.39          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) )),
% 26.61/4.39    inference('cnf.neg', [status(esa)], [clause308])).
% 26.61/4.39  thf(zip_derived_cl700, plain,
% 26.61/4.39      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.61/4.39         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 26.61/4.39         X14 : $i]:
% 26.61/4.39         ( (ssPv27_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 26.61/4.39            X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)
% 26.61/4.39          | ~ (ssNder1_0)
% 26.61/4.39          | ~ (ssNder1_1r1 @ X0)
% 26.61/4.39          | ~ (ssNder1_2r1r1 @ X0 @ X1)
% 26.61/4.39          | ~ (ssPv27_2r1r1 @ X0 @ X1)
% 26.61/4.39          | ~ (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)
% 26.61/4.39          | ~ (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)
% 26.61/4.39          | ~ (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)
% 26.61/4.39          | ~ (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)
% 26.61/4.39          | ~ (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)
% 26.61/4.39          | ~ (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 26.61/4.39               X7)
% 26.61/4.39          | ~ (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 26.61/4.39               X6 @ X7 @ X8)
% 26.61/4.39          | ~ (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 26.61/4.39               X6 @ X7 @ X8 @ X9)
% 26.61/4.39          | ~ (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 26.61/4.39               X5 @ X6 @ X7 @ X8 @ X9 @ X10)
% 26.61/4.39          | ~ (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 26.61/4.39               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11)
% 26.61/4.39          | ~ (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 26.61/4.39               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)
% 26.61/4.39          | ~ (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 26.61/4.39               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13))),
% 26.61/4.39      inference('cnf', [status(esa)], [zf_stmt_44])).
% 26.61/4.39  thf(zip_derived_cl1007, plain, ( (ssNder1_0)),
% 26.61/4.39      inference('cnf', [status(esa)], [zf_stmt_1])).
% 26.61/4.39  thf(zip_derived_cl1013, plain, (![X0 : $i]:  (ssNder1_1r1 @ X0)),
% 26.61/4.39      inference('demod', [status(thm)],
% 26.61/4.39                [zip_derived_cl1006, zip_derived_cl1007])).
% 26.61/4.39  thf(zip_derived_cl1014, plain,
% 26.61/4.39      (![X0 : $i, X1 : $i]:  (ssNder1_2r1r1 @ X0 @ X1)),
% 26.61/4.39      inference('demod', [status(thm)],
% 26.61/4.39                [zip_derived_cl1005, zip_derived_cl1007, zip_derived_cl1013])).
% 26.61/4.39  thf(zip_derived_cl1019, plain,
% 26.61/4.39      (![X0 : $i, X1 : $i, X2 : $i]:  (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)),
% 26.61/4.39      inference('demod', [status(thm)],
% 26.61/4.39                [zip_derived_cl999, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.39                 zip_derived_cl1014])).
% 26.61/4.39  thf(zip_derived_cl1038, plain,
% 26.61/4.39      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 26.61/4.39          (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)),
% 26.61/4.39      inference('demod', [status(thm)],
% 26.61/4.39                [zip_derived_cl991, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.39                 zip_derived_cl1014, zip_derived_cl1019])).
% 26.61/4.39  thf(zip_derived_cl1058, plain,
% 26.61/4.39      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 26.61/4.39          (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)),
% 26.61/4.39      inference('demod', [status(thm)],
% 26.61/4.39                [zip_derived_cl973, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.39                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038])).
% 26.61/4.39  thf(zip_derived_cl1082, plain,
% 26.61/4.39      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 26.61/4.39          (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)),
% 26.61/4.39      inference('demod', [status(thm)],
% 26.61/4.39                [zip_derived_cl959, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.39                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.61/4.39                 zip_derived_cl1058])).
% 26.61/4.39  thf(zip_derived_cl1121, plain,
% 26.61/4.39      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i]:
% 26.61/4.39          (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)),
% 26.61/4.39      inference('demod', [status(thm)],
% 26.61/4.39                [zip_derived_cl938, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.39                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.61/4.39                 zip_derived_cl1058, zip_derived_cl1082])).
% 26.61/4.39  thf(zip_derived_cl1162, plain,
% 26.61/4.39      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, X7 : $i]:
% 26.61/4.39          (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7)),
% 26.61/4.39      inference('demod', [status(thm)],
% 26.61/4.39                [zip_derived_cl912, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.39                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.61/4.39                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121])).
% 26.61/4.39  thf(zip_derived_cl1209, plain,
% 26.61/4.39      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.61/4.39         X7 : $i, X8 : $i]:
% 26.61/4.39          (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 26.61/4.39           X7 @ X8)),
% 26.61/4.39      inference('demod', [status(thm)],
% 26.61/4.39                [zip_derived_cl889, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.39                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.61/4.39                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.61/4.39                 zip_derived_cl1162])).
% 26.61/4.39  thf(zip_derived_cl1257, plain,
% 26.61/4.39      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.61/4.39         X7 : $i, X8 : $i, X9 : $i]:
% 26.61/4.39          (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 26.61/4.39           X7 @ X8 @ X9)),
% 26.61/4.39      inference('demod', [status(thm)],
% 26.61/4.39                [zip_derived_cl861, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.39                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.61/4.39                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.61/4.39                 zip_derived_cl1162, zip_derived_cl1209])).
% 26.61/4.39  thf(zip_derived_cl1310, plain,
% 26.61/4.39      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.61/4.39         X7 : $i, X8 : $i, X9 : $i, X10 : $i]:
% 26.61/4.39          (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 26.61/4.39           X6 @ X7 @ X8 @ X9 @ X10)),
% 26.61/4.39      inference('demod', [status(thm)],
% 26.61/4.39                [zip_derived_cl832, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.39                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.61/4.39                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.61/4.39                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257])).
% 26.61/4.39  thf(zip_derived_cl1364, plain,
% 26.61/4.39      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.61/4.39         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i]:
% 26.61/4.39          (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 26.61/4.39           X6 @ X7 @ X8 @ X9 @ X10 @ X11)),
% 26.61/4.39      inference('demod', [status(thm)],
% 26.61/4.39                [zip_derived_cl807, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.39                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.61/4.39                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.61/4.39                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257, 
% 26.61/4.39                 zip_derived_cl1310])).
% 26.61/4.39  thf(zip_derived_cl1419, plain,
% 26.61/4.39      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.61/4.39         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i]:
% 26.61/4.39          (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 26.61/4.39           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)),
% 26.61/4.39      inference('demod', [status(thm)],
% 26.61/4.39                [zip_derived_cl774, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.39                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.61/4.39                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.61/4.39                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257, 
% 26.61/4.39                 zip_derived_cl1310, zip_derived_cl1364])).
% 26.61/4.39  thf(zip_derived_cl1478, plain,
% 26.61/4.39      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.61/4.39         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i]:
% 26.61/4.39          (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 26.61/4.39           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)),
% 26.61/4.39      inference('demod', [status(thm)],
% 26.61/4.39                [zip_derived_cl738, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.39                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.61/4.39                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.61/4.39                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257, 
% 26.61/4.39                 zip_derived_cl1310, zip_derived_cl1364, zip_derived_cl1419])).
% 26.61/4.39  thf(zip_derived_cl1559, plain,
% 26.61/4.39      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.61/4.39         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 26.61/4.39         X14 : $i]:
% 26.61/4.39         ( (ssPv27_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 26.61/4.39            X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)
% 26.61/4.39          | ~ (ssPv27_2r1r1 @ X0 @ X1))),
% 26.61/4.39      inference('demod', [status(thm)],
% 26.61/4.39                [zip_derived_cl700, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.39                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.61/4.39                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.61/4.39                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257, 
% 26.61/4.39                 zip_derived_cl1310, zip_derived_cl1364, zip_derived_cl1419, 
% 26.61/4.39                 zip_derived_cl1478])).
% 26.61/4.39  thf(clause336, conjecture,
% 26.61/4.39    (~( ( ssPv18_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.39          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) | 
% 26.61/4.39        ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 26.61/4.39        ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 26.61/4.39        ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 26.61/4.39        ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 26.61/4.39        ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 26.61/4.39        ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 26.61/4.39        ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 26.61/4.39        ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 26.61/4.39        ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 26.61/4.39        ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.39             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 26.61/4.39        ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.39             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 26.61/4.39        ( ~( ssPv18_11r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.39             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 26.61/4.39        ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.39             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 26.61/4.39        ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.39             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 26.61/4.39        ( ~( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.39             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) ))).
% 26.61/4.39  thf(zf_stmt_45, negated_conjecture,
% 26.61/4.39    (( ssPv18_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.39       U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) | 
% 26.61/4.39     ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 26.61/4.39     ( ~( ssNder1_2r1r1 @ U @ V ) ) | ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 26.61/4.39     ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 26.61/4.39     ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 26.61/4.39     ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 26.61/4.39     ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 26.61/4.39     ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 26.61/4.39     ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 26.61/4.39     ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.39          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 26.61/4.39     ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.39          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 26.61/4.39     ( ~( ssPv18_11r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.39          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 26.61/4.39     ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.39          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 26.61/4.39     ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.39          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 26.61/4.39     ( ~( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.39          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) )),
% 26.61/4.39    inference('cnf.neg', [status(esa)], [clause336])).
% 26.61/4.39  thf(zip_derived_cl672, plain,
% 26.61/4.39      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.61/4.39         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 26.61/4.39         X14 : $i]:
% 26.61/4.39         ( (ssPv18_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 26.61/4.39            X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)
% 26.61/4.39          | ~ (ssNder1_0)
% 26.61/4.39          | ~ (ssNder1_1r1 @ X0)
% 26.61/4.39          | ~ (ssNder1_2r1r1 @ X0 @ X1)
% 26.61/4.39          | ~ (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)
% 26.61/4.39          | ~ (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)
% 26.61/4.39          | ~ (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)
% 26.61/4.39          | ~ (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)
% 26.61/4.39          | ~ (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)
% 26.61/4.39          | ~ (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 26.61/4.39               X7)
% 26.61/4.39          | ~ (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 26.61/4.39               X6 @ X7 @ X8)
% 26.61/4.39          | ~ (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 26.61/4.39               X6 @ X7 @ X8 @ X9)
% 26.61/4.39          | ~ (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 26.61/4.39               X5 @ X6 @ X7 @ X8 @ X9 @ X10)
% 26.61/4.39          | ~ (ssPv18_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 26.61/4.39               X6 @ X7 @ X8 @ X9 @ X10)
% 26.61/4.39          | ~ (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 26.61/4.39               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11)
% 26.61/4.39          | ~ (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 26.61/4.39               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)
% 26.61/4.39          | ~ (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 26.61/4.39               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13))),
% 26.61/4.39      inference('cnf', [status(esa)], [zf_stmt_45])).
% 26.61/4.39  thf(zip_derived_cl1007, plain, ( (ssNder1_0)),
% 26.61/4.39      inference('cnf', [status(esa)], [zf_stmt_1])).
% 26.61/4.39  thf(zip_derived_cl1013, plain, (![X0 : $i]:  (ssNder1_1r1 @ X0)),
% 26.61/4.39      inference('demod', [status(thm)],
% 26.61/4.39                [zip_derived_cl1006, zip_derived_cl1007])).
% 26.61/4.39  thf(zip_derived_cl1014, plain,
% 26.61/4.39      (![X0 : $i, X1 : $i]:  (ssNder1_2r1r1 @ X0 @ X1)),
% 26.61/4.39      inference('demod', [status(thm)],
% 26.61/4.39                [zip_derived_cl1005, zip_derived_cl1007, zip_derived_cl1013])).
% 26.61/4.39  thf(zip_derived_cl1019, plain,
% 26.61/4.39      (![X0 : $i, X1 : $i, X2 : $i]:  (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)),
% 26.61/4.39      inference('demod', [status(thm)],
% 26.61/4.39                [zip_derived_cl999, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.39                 zip_derived_cl1014])).
% 26.61/4.39  thf(zip_derived_cl1038, plain,
% 26.61/4.39      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 26.61/4.39          (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)),
% 26.61/4.39      inference('demod', [status(thm)],
% 26.61/4.39                [zip_derived_cl991, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.39                 zip_derived_cl1014, zip_derived_cl1019])).
% 26.61/4.39  thf(zip_derived_cl1058, plain,
% 26.61/4.39      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 26.61/4.39          (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)),
% 26.61/4.39      inference('demod', [status(thm)],
% 26.61/4.39                [zip_derived_cl973, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.39                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038])).
% 26.61/4.39  thf(zip_derived_cl1082, plain,
% 26.61/4.39      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 26.61/4.39          (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)),
% 26.61/4.39      inference('demod', [status(thm)],
% 26.61/4.39                [zip_derived_cl959, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.39                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.61/4.39                 zip_derived_cl1058])).
% 26.61/4.39  thf(zip_derived_cl1121, plain,
% 26.61/4.39      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i]:
% 26.61/4.39          (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)),
% 26.61/4.39      inference('demod', [status(thm)],
% 26.61/4.39                [zip_derived_cl938, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.39                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.61/4.39                 zip_derived_cl1058, zip_derived_cl1082])).
% 26.61/4.39  thf(zip_derived_cl1162, plain,
% 26.61/4.39      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, X7 : $i]:
% 26.61/4.39          (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7)),
% 26.61/4.39      inference('demod', [status(thm)],
% 26.61/4.39                [zip_derived_cl912, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.39                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.61/4.39                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121])).
% 26.61/4.39  thf(zip_derived_cl1209, plain,
% 26.61/4.39      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.61/4.39         X7 : $i, X8 : $i]:
% 26.61/4.39          (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 26.61/4.39           X7 @ X8)),
% 26.61/4.39      inference('demod', [status(thm)],
% 26.61/4.39                [zip_derived_cl889, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.39                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.61/4.39                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.61/4.39                 zip_derived_cl1162])).
% 26.61/4.39  thf(zip_derived_cl1257, plain,
% 26.61/4.39      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.61/4.39         X7 : $i, X8 : $i, X9 : $i]:
% 26.61/4.39          (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 26.61/4.39           X7 @ X8 @ X9)),
% 26.61/4.39      inference('demod', [status(thm)],
% 26.61/4.39                [zip_derived_cl861, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.39                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.61/4.39                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.61/4.39                 zip_derived_cl1162, zip_derived_cl1209])).
% 26.61/4.39  thf(zip_derived_cl1310, plain,
% 26.61/4.39      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.61/4.39         X7 : $i, X8 : $i, X9 : $i, X10 : $i]:
% 26.61/4.39          (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 26.61/4.39           X6 @ X7 @ X8 @ X9 @ X10)),
% 26.61/4.39      inference('demod', [status(thm)],
% 26.61/4.39                [zip_derived_cl832, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.39                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.61/4.39                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.61/4.39                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257])).
% 26.61/4.39  thf(zip_derived_cl1364, plain,
% 26.61/4.39      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.61/4.39         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i]:
% 26.61/4.39          (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 26.61/4.39           X6 @ X7 @ X8 @ X9 @ X10 @ X11)),
% 26.61/4.39      inference('demod', [status(thm)],
% 26.61/4.39                [zip_derived_cl807, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.39                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.61/4.39                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.61/4.39                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257, 
% 26.61/4.39                 zip_derived_cl1310])).
% 26.61/4.39  thf(zip_derived_cl1419, plain,
% 26.61/4.39      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.61/4.39         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i]:
% 26.61/4.39          (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 26.61/4.39           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)),
% 26.61/4.39      inference('demod', [status(thm)],
% 26.61/4.39                [zip_derived_cl774, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.39                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.61/4.39                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.61/4.39                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257, 
% 26.61/4.39                 zip_derived_cl1310, zip_derived_cl1364])).
% 26.61/4.39  thf(zip_derived_cl1478, plain,
% 26.61/4.39      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.61/4.39         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i]:
% 26.61/4.39          (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 26.61/4.39           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)),
% 26.61/4.39      inference('demod', [status(thm)],
% 26.61/4.39                [zip_derived_cl738, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.39                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.61/4.39                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.61/4.39                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257, 
% 26.61/4.39                 zip_derived_cl1310, zip_derived_cl1364, zip_derived_cl1419])).
% 26.61/4.39  thf(zip_derived_cl1587, plain,
% 26.61/4.39      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.61/4.39         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 26.61/4.39         X14 : $i]:
% 26.61/4.39         ( (ssPv18_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 26.61/4.39            X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)
% 26.61/4.39          | ~ (ssPv18_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 26.61/4.39               X6 @ X7 @ X8 @ X9 @ X10))),
% 26.61/4.39      inference('demod', [status(thm)],
% 26.61/4.39                [zip_derived_cl672, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.39                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.61/4.39                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.61/4.39                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257, 
% 26.61/4.39                 zip_derived_cl1310, zip_derived_cl1364, zip_derived_cl1419, 
% 26.61/4.39                 zip_derived_cl1478])).
% 26.61/4.39  thf(clause402, conjecture,
% 26.61/4.39    (~( ( ssPv15_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.39          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) | 
% 26.61/4.39        ( ssPv14_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.39          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) | 
% 26.61/4.39        ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 26.61/4.39        ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 26.61/4.39        ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 26.61/4.39        ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 26.61/4.39        ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 26.61/4.39        ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 26.61/4.39        ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 26.61/4.39        ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 26.61/4.39        ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 26.61/4.39        ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.39             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 26.61/4.39        ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.39             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 26.61/4.39        ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.39             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 26.61/4.39        ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.39             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 26.61/4.39        ( ~( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.39             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) | 
% 26.61/4.39        ( ~( ssPv27_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.39             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) ) | 
% 26.61/4.39        ( ~( ssPv18_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.39             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) ) ))).
% 26.61/4.39  thf(zf_stmt_46, negated_conjecture,
% 26.61/4.39    (( ssPv15_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.39       U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) | 
% 26.61/4.39     ( ssPv14_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.39       U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) | 
% 26.61/4.39     ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 26.61/4.39     ( ~( ssNder1_2r1r1 @ U @ V ) ) | ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 26.61/4.39     ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 26.61/4.39     ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 26.61/4.39     ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 26.61/4.39     ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 26.61/4.39     ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 26.61/4.39     ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 26.61/4.39     ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.39          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 26.61/4.39     ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.39          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 26.61/4.39     ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.39          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 26.61/4.39     ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.39          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 26.61/4.39     ( ~( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.39          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) | 
% 26.61/4.39     ( ~( ssPv27_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.39          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) ) | 
% 26.61/4.39     ( ~( ssPv18_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.39          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) )),
% 26.61/4.39    inference('cnf.neg', [status(esa)], [clause402])).
% 26.61/4.39  thf(zip_derived_cl606, plain,
% 26.61/4.39      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.61/4.39         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 26.61/4.39         X14 : $i]:
% 26.61/4.39         ( (ssPv15_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 26.61/4.39            X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)
% 26.61/4.39          |  (ssPv14_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 26.61/4.39              X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)
% 26.61/4.39          | ~ (ssNder1_0)
% 26.61/4.39          | ~ (ssNder1_1r1 @ X0)
% 26.61/4.39          | ~ (ssNder1_2r1r1 @ X0 @ X1)
% 26.61/4.39          | ~ (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)
% 26.61/4.39          | ~ (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)
% 26.61/4.39          | ~ (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)
% 26.61/4.39          | ~ (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)
% 26.61/4.39          | ~ (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)
% 26.61/4.39          | ~ (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 26.61/4.39               X7)
% 26.61/4.39          | ~ (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 26.61/4.39               X6 @ X7 @ X8)
% 26.61/4.39          | ~ (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 26.61/4.39               X6 @ X7 @ X8 @ X9)
% 26.61/4.39          | ~ (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 26.61/4.39               X5 @ X6 @ X7 @ X8 @ X9 @ X10)
% 26.61/4.39          | ~ (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 26.61/4.39               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11)
% 26.61/4.39          | ~ (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 26.61/4.39               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)
% 26.61/4.39          | ~ (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 26.61/4.39               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)
% 26.61/4.39          | ~ (ssPv27_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 26.61/4.39               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)
% 26.61/4.39          | ~ (ssPv18_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 26.61/4.39               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14))),
% 26.61/4.39      inference('cnf', [status(esa)], [zf_stmt_46])).
% 26.61/4.39  thf(zip_derived_cl1007, plain, ( (ssNder1_0)),
% 26.61/4.39      inference('cnf', [status(esa)], [zf_stmt_1])).
% 26.61/4.39  thf(zip_derived_cl1013, plain, (![X0 : $i]:  (ssNder1_1r1 @ X0)),
% 26.61/4.39      inference('demod', [status(thm)],
% 26.61/4.39                [zip_derived_cl1006, zip_derived_cl1007])).
% 26.61/4.39  thf(zip_derived_cl1014, plain,
% 26.61/4.39      (![X0 : $i, X1 : $i]:  (ssNder1_2r1r1 @ X0 @ X1)),
% 26.61/4.39      inference('demod', [status(thm)],
% 26.61/4.39                [zip_derived_cl1005, zip_derived_cl1007, zip_derived_cl1013])).
% 26.61/4.39  thf(zip_derived_cl1019, plain,
% 26.61/4.39      (![X0 : $i, X1 : $i, X2 : $i]:  (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)),
% 26.61/4.39      inference('demod', [status(thm)],
% 26.61/4.39                [zip_derived_cl999, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.39                 zip_derived_cl1014])).
% 26.61/4.39  thf(zip_derived_cl1038, plain,
% 26.61/4.39      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 26.61/4.39          (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)),
% 26.61/4.39      inference('demod', [status(thm)],
% 26.61/4.39                [zip_derived_cl991, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.39                 zip_derived_cl1014, zip_derived_cl1019])).
% 26.61/4.39  thf(zip_derived_cl1058, plain,
% 26.61/4.39      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 26.61/4.39          (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)),
% 26.61/4.39      inference('demod', [status(thm)],
% 26.61/4.39                [zip_derived_cl973, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.39                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038])).
% 26.61/4.39  thf(zip_derived_cl1082, plain,
% 26.61/4.39      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 26.61/4.39          (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)),
% 26.61/4.39      inference('demod', [status(thm)],
% 26.61/4.39                [zip_derived_cl959, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.39                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.61/4.39                 zip_derived_cl1058])).
% 26.61/4.39  thf(zip_derived_cl1121, plain,
% 26.61/4.39      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i]:
% 26.61/4.39          (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)),
% 26.61/4.39      inference('demod', [status(thm)],
% 26.61/4.39                [zip_derived_cl938, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.39                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.61/4.39                 zip_derived_cl1058, zip_derived_cl1082])).
% 26.61/4.39  thf(zip_derived_cl1162, plain,
% 26.61/4.39      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, X7 : $i]:
% 26.61/4.39          (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7)),
% 26.61/4.39      inference('demod', [status(thm)],
% 26.61/4.39                [zip_derived_cl912, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.39                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.61/4.39                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121])).
% 26.61/4.39  thf(zip_derived_cl1209, plain,
% 26.61/4.39      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.61/4.39         X7 : $i, X8 : $i]:
% 26.61/4.39          (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 26.61/4.39           X7 @ X8)),
% 26.61/4.39      inference('demod', [status(thm)],
% 26.61/4.39                [zip_derived_cl889, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.39                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.61/4.39                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.61/4.39                 zip_derived_cl1162])).
% 26.61/4.39  thf(zip_derived_cl1257, plain,
% 26.61/4.39      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.61/4.39         X7 : $i, X8 : $i, X9 : $i]:
% 26.61/4.39          (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 26.61/4.39           X7 @ X8 @ X9)),
% 26.61/4.39      inference('demod', [status(thm)],
% 26.61/4.39                [zip_derived_cl861, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.39                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.61/4.39                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.61/4.39                 zip_derived_cl1162, zip_derived_cl1209])).
% 26.61/4.39  thf(zip_derived_cl1310, plain,
% 26.61/4.39      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.61/4.39         X7 : $i, X8 : $i, X9 : $i, X10 : $i]:
% 26.61/4.39          (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 26.61/4.39           X6 @ X7 @ X8 @ X9 @ X10)),
% 26.61/4.39      inference('demod', [status(thm)],
% 26.61/4.39                [zip_derived_cl832, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.39                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.61/4.39                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.61/4.39                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257])).
% 26.61/4.39  thf(zip_derived_cl1364, plain,
% 26.61/4.39      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.61/4.39         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i]:
% 26.61/4.39          (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 26.61/4.39           X6 @ X7 @ X8 @ X9 @ X10 @ X11)),
% 26.61/4.39      inference('demod', [status(thm)],
% 26.61/4.39                [zip_derived_cl807, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.39                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.61/4.39                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.61/4.39                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257, 
% 26.61/4.39                 zip_derived_cl1310])).
% 26.61/4.39  thf(zip_derived_cl1419, plain,
% 26.61/4.39      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.61/4.39         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i]:
% 26.61/4.39          (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 26.61/4.39           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)),
% 26.61/4.39      inference('demod', [status(thm)],
% 26.61/4.39                [zip_derived_cl774, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.39                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.61/4.39                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.61/4.39                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257, 
% 26.61/4.39                 zip_derived_cl1310, zip_derived_cl1364])).
% 26.61/4.39  thf(zip_derived_cl1478, plain,
% 26.61/4.39      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.61/4.39         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i]:
% 26.61/4.39          (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 26.61/4.39           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)),
% 26.61/4.39      inference('demod', [status(thm)],
% 26.61/4.39                [zip_derived_cl738, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.39                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.61/4.39                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.61/4.39                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257, 
% 26.61/4.39                 zip_derived_cl1310, zip_derived_cl1364, zip_derived_cl1419])).
% 26.61/4.39  thf(zip_derived_cl1746, plain,
% 26.61/4.39      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.61/4.39         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 26.61/4.39         X14 : $i]:
% 26.61/4.39         ( (ssPv15_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 26.61/4.39            X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)
% 26.61/4.39          |  (ssPv14_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 26.61/4.39              X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)
% 26.61/4.39          | ~ (ssPv27_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 26.61/4.39               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)
% 26.61/4.39          | ~ (ssPv18_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 26.61/4.39               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14))),
% 26.61/4.39      inference('demod', [status(thm)],
% 26.61/4.39                [zip_derived_cl606, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.39                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.61/4.39                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.61/4.39                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257, 
% 26.61/4.39                 zip_derived_cl1310, zip_derived_cl1364, zip_derived_cl1419, 
% 26.61/4.39                 zip_derived_cl1478])).
% 26.61/4.39  thf(clause342, conjecture,
% 26.61/4.39    (~( ( ssPv15_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.39          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) | 
% 26.61/4.39        ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 26.61/4.39        ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 26.61/4.39        ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 26.61/4.39        ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 26.61/4.39        ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 26.61/4.39        ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 26.61/4.39        ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 26.61/4.39        ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 26.61/4.39        ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 26.61/4.39        ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.39             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 26.61/4.39        ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.39             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 26.61/4.39        ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.39             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 26.61/4.39        ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.39             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 26.61/4.39        ( ~( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.39             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) | 
% 26.61/4.39        ( ~( ssPv15_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.39             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) ) ))).
% 26.61/4.39  thf(zf_stmt_47, negated_conjecture,
% 26.61/4.39    (( ssPv15_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.39       U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) | 
% 26.61/4.39     ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 26.61/4.39     ( ~( ssNder1_2r1r1 @ U @ V ) ) | ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 26.61/4.39     ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 26.61/4.39     ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 26.61/4.39     ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 26.61/4.39     ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 26.61/4.39     ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 26.61/4.39     ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 26.61/4.39     ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.39          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 26.61/4.39     ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.39          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 26.61/4.39     ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.39          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 26.61/4.39     ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.39          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 26.61/4.39     ( ~( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.39          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) | 
% 26.61/4.39     ( ~( ssPv15_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.39          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) )),
% 26.61/4.39    inference('cnf.neg', [status(esa)], [clause342])).
% 26.61/4.39  thf(zip_derived_cl666, plain,
% 26.61/4.39      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.61/4.39         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 26.61/4.39         X14 : $i]:
% 26.61/4.39         ( (ssPv15_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 26.61/4.39            X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)
% 26.61/4.39          | ~ (ssNder1_0)
% 26.61/4.39          | ~ (ssNder1_1r1 @ X0)
% 26.61/4.39          | ~ (ssNder1_2r1r1 @ X0 @ X1)
% 26.61/4.39          | ~ (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)
% 26.61/4.39          | ~ (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)
% 26.61/4.39          | ~ (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)
% 26.61/4.39          | ~ (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)
% 26.61/4.39          | ~ (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)
% 26.61/4.39          | ~ (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 26.61/4.39               X7)
% 26.61/4.39          | ~ (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 26.61/4.39               X6 @ X7 @ X8)
% 26.61/4.39          | ~ (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 26.61/4.39               X6 @ X7 @ X8 @ X9)
% 26.61/4.39          | ~ (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 26.61/4.39               X5 @ X6 @ X7 @ X8 @ X9 @ X10)
% 26.61/4.39          | ~ (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 26.61/4.39               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11)
% 26.61/4.39          | ~ (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 26.61/4.39               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)
% 26.61/4.39          | ~ (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 26.61/4.39               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)
% 26.61/4.39          | ~ (ssPv15_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 26.61/4.39               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14))),
% 26.61/4.39      inference('cnf', [status(esa)], [zf_stmt_47])).
% 26.61/4.39  thf(zip_derived_cl1007, plain, ( (ssNder1_0)),
% 26.61/4.39      inference('cnf', [status(esa)], [zf_stmt_1])).
% 26.61/4.39  thf(zip_derived_cl1013, plain, (![X0 : $i]:  (ssNder1_1r1 @ X0)),
% 26.61/4.39      inference('demod', [status(thm)],
% 26.61/4.39                [zip_derived_cl1006, zip_derived_cl1007])).
% 26.61/4.39  thf(zip_derived_cl1014, plain,
% 26.61/4.39      (![X0 : $i, X1 : $i]:  (ssNder1_2r1r1 @ X0 @ X1)),
% 26.61/4.39      inference('demod', [status(thm)],
% 26.61/4.39                [zip_derived_cl1005, zip_derived_cl1007, zip_derived_cl1013])).
% 26.61/4.39  thf(zip_derived_cl1019, plain,
% 26.61/4.39      (![X0 : $i, X1 : $i, X2 : $i]:  (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)),
% 26.61/4.39      inference('demod', [status(thm)],
% 26.61/4.39                [zip_derived_cl999, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.39                 zip_derived_cl1014])).
% 26.61/4.39  thf(zip_derived_cl1038, plain,
% 26.61/4.39      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 26.61/4.39          (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)),
% 26.61/4.39      inference('demod', [status(thm)],
% 26.61/4.39                [zip_derived_cl991, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.39                 zip_derived_cl1014, zip_derived_cl1019])).
% 26.61/4.39  thf(zip_derived_cl1058, plain,
% 26.61/4.39      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 26.61/4.39          (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)),
% 26.61/4.39      inference('demod', [status(thm)],
% 26.61/4.39                [zip_derived_cl973, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.39                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038])).
% 26.61/4.39  thf(zip_derived_cl1082, plain,
% 26.61/4.39      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 26.61/4.39          (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)),
% 26.61/4.39      inference('demod', [status(thm)],
% 26.61/4.39                [zip_derived_cl959, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.39                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.61/4.39                 zip_derived_cl1058])).
% 26.61/4.39  thf(zip_derived_cl1121, plain,
% 26.61/4.39      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i]:
% 26.61/4.39          (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)),
% 26.61/4.39      inference('demod', [status(thm)],
% 26.61/4.39                [zip_derived_cl938, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.39                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.61/4.39                 zip_derived_cl1058, zip_derived_cl1082])).
% 26.61/4.39  thf(zip_derived_cl1162, plain,
% 26.61/4.39      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, X7 : $i]:
% 26.61/4.39          (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7)),
% 26.61/4.39      inference('demod', [status(thm)],
% 26.61/4.39                [zip_derived_cl912, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.39                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.61/4.39                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121])).
% 26.61/4.39  thf(zip_derived_cl1209, plain,
% 26.61/4.39      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.61/4.39         X7 : $i, X8 : $i]:
% 26.61/4.39          (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 26.61/4.39           X7 @ X8)),
% 26.61/4.39      inference('demod', [status(thm)],
% 26.61/4.39                [zip_derived_cl889, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.39                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.61/4.39                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.61/4.39                 zip_derived_cl1162])).
% 26.61/4.39  thf(zip_derived_cl1257, plain,
% 26.61/4.39      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.61/4.39         X7 : $i, X8 : $i, X9 : $i]:
% 26.61/4.39          (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 26.61/4.39           X7 @ X8 @ X9)),
% 26.61/4.39      inference('demod', [status(thm)],
% 26.61/4.39                [zip_derived_cl861, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.39                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.61/4.39                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.61/4.39                 zip_derived_cl1162, zip_derived_cl1209])).
% 26.61/4.39  thf(zip_derived_cl1310, plain,
% 26.61/4.39      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.61/4.39         X7 : $i, X8 : $i, X9 : $i, X10 : $i]:
% 26.61/4.39          (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 26.61/4.39           X6 @ X7 @ X8 @ X9 @ X10)),
% 26.61/4.39      inference('demod', [status(thm)],
% 26.61/4.39                [zip_derived_cl832, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.39                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.61/4.39                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.61/4.39                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257])).
% 26.61/4.39  thf(zip_derived_cl1364, plain,
% 26.61/4.39      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.61/4.39         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i]:
% 26.61/4.39          (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 26.61/4.39           X6 @ X7 @ X8 @ X9 @ X10 @ X11)),
% 26.61/4.39      inference('demod', [status(thm)],
% 26.61/4.39                [zip_derived_cl807, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.39                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.61/4.39                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.61/4.39                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257, 
% 26.61/4.39                 zip_derived_cl1310])).
% 26.61/4.39  thf(zip_derived_cl1419, plain,
% 26.61/4.39      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.61/4.39         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i]:
% 26.61/4.39          (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 26.61/4.39           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)),
% 26.61/4.39      inference('demod', [status(thm)],
% 26.61/4.39                [zip_derived_cl774, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.39                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.61/4.39                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.61/4.39                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257, 
% 26.61/4.39                 zip_derived_cl1310, zip_derived_cl1364])).
% 26.61/4.39  thf(zip_derived_cl1478, plain,
% 26.61/4.39      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.61/4.39         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i]:
% 26.61/4.39          (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 26.61/4.39           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)),
% 26.61/4.39      inference('demod', [status(thm)],
% 26.61/4.39                [zip_derived_cl738, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.39                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.61/4.39                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.61/4.39                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257, 
% 26.61/4.39                 zip_derived_cl1310, zip_derived_cl1364, zip_derived_cl1419])).
% 26.61/4.39  thf(zip_derived_cl1592, plain,
% 26.61/4.39      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.61/4.39         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 26.61/4.39         X14 : $i]:
% 26.61/4.39         ( (ssPv15_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 26.61/4.39            X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)
% 26.61/4.39          | ~ (ssPv15_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 26.61/4.39               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14))),
% 26.61/4.39      inference('demod', [status(thm)],
% 26.61/4.39                [zip_derived_cl666, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.39                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.61/4.39                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.61/4.39                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257, 
% 26.61/4.39                 zip_derived_cl1310, zip_derived_cl1364, zip_derived_cl1419, 
% 26.61/4.39                 zip_derived_cl1478])).
% 26.61/4.39  thf(zip_derived_cl1747, plain,
% 26.61/4.39      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.61/4.39         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 26.61/4.39         X14 : $i]:
% 26.61/4.39         (~ (ssPv18_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X14 @ X13 @ X12 @ X11 @ 
% 26.61/4.39             X10 @ X9 @ X8 @ X7 @ X6 @ X5 @ X4 @ X3 @ X2 @ X1 @ X0)
% 26.61/4.39          | ~ (ssPv27_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X14 @ X13 @ X12 @ 
% 26.61/4.39               X11 @ X10 @ X9 @ X8 @ X7 @ X6 @ X5 @ X4 @ X3 @ X2 @ X1 @ X0)
% 26.61/4.39          |  (ssPv14_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X14 @ X13 @ X12 @ 
% 26.61/4.39              X11 @ X10 @ X9 @ X8 @ X7 @ X6 @ X5 @ X4 @ X3 @ X2 @ X1 @ X0)
% 26.61/4.39          |  (ssPv15_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X14 @ X13 @ X12 @ X11 @ 
% 26.61/4.39              X10 @ X9 @ X8 @ X7 @ X6 @ X5 @ X4 @ X3 @ X2 @ X1))),
% 26.61/4.39      inference('sup-', [status(thm)], [zip_derived_cl1746, zip_derived_cl1592])).
% 26.61/4.39  thf(zip_derived_cl1748, plain,
% 26.61/4.39      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.61/4.39         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 26.61/4.39         X14 : $i]:
% 26.61/4.39         (~ (ssPv18_11r1r1r1r1r1r1r1r1r1r1r1 @ X14 @ X13 @ X12 @ X11 @ X10 @ 
% 26.61/4.39             X9 @ X8 @ X7 @ X6 @ X5 @ X4)
% 26.61/4.39          |  (ssPv15_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X14 @ X13 @ X12 @ X11 @ 
% 26.61/4.39              X10 @ X9 @ X8 @ X7 @ X6 @ X5 @ X4 @ X3 @ X2 @ X1)
% 26.61/4.39          |  (ssPv14_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X14 @ X13 @ X12 @ 
% 26.61/4.39              X11 @ X10 @ X9 @ X8 @ X7 @ X6 @ X5 @ X4 @ X3 @ X2 @ X1 @ X0)
% 26.61/4.39          | ~ (ssPv27_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X14 @ X13 @ X12 @ 
% 26.61/4.39               X11 @ X10 @ X9 @ X8 @ X7 @ X6 @ X5 @ X4 @ X3 @ X2 @ X1 @ X0))),
% 26.61/4.39      inference('sup-', [status(thm)], [zip_derived_cl1587, zip_derived_cl1747])).
% 26.61/4.39  thf(zip_derived_cl1749, plain,
% 26.61/4.39      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.61/4.39         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 26.61/4.39         X14 : $i]:
% 26.61/4.39         (~ (ssPv27_2r1r1 @ X14 @ X13)
% 26.61/4.39          |  (ssPv14_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X14 @ X13 @ X12 @ 
% 26.61/4.39              X11 @ X10 @ X9 @ X8 @ X7 @ X6 @ X5 @ X4 @ X3 @ X2 @ X1 @ X0)
% 26.61/4.39          |  (ssPv15_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X14 @ X13 @ X12 @ X11 @ 
% 26.61/4.39              X10 @ X9 @ X8 @ X7 @ X6 @ X5 @ X4 @ X3 @ X2 @ X1)
% 26.61/4.39          | ~ (ssPv18_11r1r1r1r1r1r1r1r1r1r1r1 @ X14 @ X13 @ X12 @ X11 @ X10 @ 
% 26.61/4.39               X9 @ X8 @ X7 @ X6 @ X5 @ X4))),
% 26.61/4.39      inference('sup-', [status(thm)], [zip_derived_cl1559, zip_derived_cl1748])).
% 26.61/4.39  thf(clause272, conjecture,
% 26.61/4.39    (~( ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 26.61/4.39        ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 26.61/4.39        ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 26.61/4.39        ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 26.61/4.39        ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 26.61/4.39        ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 26.61/4.39        ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 26.61/4.39        ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 26.61/4.39        ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 26.61/4.39        ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.39             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 26.61/4.39        ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.39             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 26.61/4.39        ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.39             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 26.61/4.39        ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.39             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 26.61/4.39        ( ~( ssPv14_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.39             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 26.61/4.39             skc35 ) ) ))).
% 26.61/4.39  thf(zf_stmt_48, negated_conjecture,
% 26.61/4.39    (( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 26.61/4.39     ( ~( ssNder1_2r1r1 @ U @ V ) ) | ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 26.61/4.39     ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 26.61/4.39     ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 26.61/4.39     ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 26.61/4.39     ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 26.61/4.39     ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 26.61/4.39     ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 26.61/4.39     ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.39          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 26.61/4.39     ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.39          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 26.61/4.39     ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.39          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 26.61/4.39     ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.39          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 26.61/4.39     ( ~( ssPv14_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.39          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ skc35 ) )),
% 26.61/4.39    inference('cnf.neg', [status(esa)], [clause272])).
% 26.61/4.39  thf(zip_derived_cl736, plain,
% 26.61/4.39      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.61/4.39         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i]:
% 26.61/4.39         (~ (ssNder1_0)
% 26.61/4.39          | ~ (ssNder1_1r1 @ X0)
% 26.61/4.39          | ~ (ssNder1_2r1r1 @ X0 @ X1)
% 26.61/4.39          | ~ (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)
% 26.61/4.39          | ~ (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)
% 26.61/4.39          | ~ (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)
% 26.61/4.39          | ~ (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)
% 26.61/4.39          | ~ (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)
% 26.61/4.39          | ~ (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 26.61/4.39               X7)
% 26.61/4.39          | ~ (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 26.61/4.39               X6 @ X7 @ X8)
% 26.61/4.39          | ~ (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 26.61/4.39               X6 @ X7 @ X8 @ X9)
% 26.61/4.39          | ~ (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 26.61/4.39               X5 @ X6 @ X7 @ X8 @ X9 @ X10)
% 26.61/4.39          | ~ (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 26.61/4.39               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11)
% 26.61/4.39          | ~ (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 26.61/4.39               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)
% 26.61/4.39          | ~ (ssPv14_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 26.61/4.39               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ skc35))),
% 26.61/4.39      inference('cnf', [status(esa)], [zf_stmt_48])).
% 26.61/4.39  thf(zip_derived_cl1007, plain, ( (ssNder1_0)),
% 26.61/4.39      inference('cnf', [status(esa)], [zf_stmt_1])).
% 26.61/4.39  thf(zip_derived_cl1013, plain, (![X0 : $i]:  (ssNder1_1r1 @ X0)),
% 26.61/4.39      inference('demod', [status(thm)],
% 26.61/4.39                [zip_derived_cl1006, zip_derived_cl1007])).
% 26.61/4.39  thf(zip_derived_cl1014, plain,
% 26.61/4.39      (![X0 : $i, X1 : $i]:  (ssNder1_2r1r1 @ X0 @ X1)),
% 26.61/4.39      inference('demod', [status(thm)],
% 26.61/4.39                [zip_derived_cl1005, zip_derived_cl1007, zip_derived_cl1013])).
% 26.61/4.39  thf(zip_derived_cl1019, plain,
% 26.61/4.39      (![X0 : $i, X1 : $i, X2 : $i]:  (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)),
% 26.61/4.39      inference('demod', [status(thm)],
% 26.61/4.39                [zip_derived_cl999, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.39                 zip_derived_cl1014])).
% 26.61/4.39  thf(zip_derived_cl1038, plain,
% 26.61/4.39      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 26.61/4.39          (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)),
% 26.61/4.39      inference('demod', [status(thm)],
% 26.61/4.39                [zip_derived_cl991, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.39                 zip_derived_cl1014, zip_derived_cl1019])).
% 26.61/4.39  thf(zip_derived_cl1058, plain,
% 26.61/4.39      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 26.61/4.39          (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)),
% 26.61/4.39      inference('demod', [status(thm)],
% 26.61/4.39                [zip_derived_cl973, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.39                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038])).
% 26.61/4.39  thf(zip_derived_cl1082, plain,
% 26.61/4.39      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 26.61/4.39          (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)),
% 26.61/4.39      inference('demod', [status(thm)],
% 26.61/4.39                [zip_derived_cl959, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.39                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.61/4.39                 zip_derived_cl1058])).
% 26.61/4.39  thf(zip_derived_cl1118, plain,
% 26.61/4.39      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.61/4.39         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i]:
% 26.61/4.39         (~ (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)
% 26.61/4.39          | ~ (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 26.61/4.39               X7)
% 26.61/4.39          | ~ (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 26.61/4.39               X6 @ X7 @ X8)
% 26.61/4.39          | ~ (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 26.61/4.39               X6 @ X7 @ X8 @ X9)
% 26.61/4.39          | ~ (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 26.61/4.39               X5 @ X6 @ X7 @ X8 @ X9 @ X10)
% 26.61/4.39          | ~ (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 26.61/4.39               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11)
% 26.61/4.39          | ~ (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 26.61/4.39               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)
% 26.61/4.39          | ~ (ssPv14_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 26.61/4.39               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ skc35))),
% 26.61/4.39      inference('demod', [status(thm)],
% 26.61/4.39                [zip_derived_cl736, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.39                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.61/4.39                 zip_derived_cl1058, zip_derived_cl1082])).
% 26.61/4.39  thf(zip_derived_cl1121, plain,
% 26.61/4.39      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i]:
% 26.61/4.39          (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)),
% 26.61/4.39      inference('demod', [status(thm)],
% 26.61/4.39                [zip_derived_cl938, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.39                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.61/4.39                 zip_derived_cl1058, zip_derived_cl1082])).
% 26.61/4.39  thf(zip_derived_cl1130, plain,
% 26.61/4.39      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.61/4.39         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i]:
% 26.61/4.39         (~ (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7)
% 26.61/4.39          | ~ (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 26.61/4.39               X6 @ X7 @ X8)
% 26.61/4.39          | ~ (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 26.61/4.39               X6 @ X7 @ X8 @ X9)
% 26.61/4.39          | ~ (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 26.61/4.39               X5 @ X6 @ X7 @ X8 @ X9 @ X10)
% 26.61/4.39          | ~ (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 26.61/4.39               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11)
% 26.61/4.39          | ~ (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 26.61/4.39               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)
% 26.61/4.39          | ~ (ssPv14_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 26.61/4.39               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ skc35))),
% 26.61/4.39      inference('demod', [status(thm)],
% 26.61/4.39                [zip_derived_cl1118, zip_derived_cl1121])).
% 26.61/4.39  thf(zip_derived_cl1162, plain,
% 26.61/4.39      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, X7 : $i]:
% 26.61/4.39          (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7)),
% 26.61/4.39      inference('demod', [status(thm)],
% 26.61/4.39                [zip_derived_cl912, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.39                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.61/4.39                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121])).
% 26.61/4.39  thf(zip_derived_cl1167, plain,
% 26.61/4.39      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.61/4.39         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i]:
% 26.61/4.39         (~ (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 26.61/4.39             X7 @ X8)
% 26.61/4.39          | ~ (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 26.61/4.39               X6 @ X7 @ X8 @ X9)
% 26.61/4.39          | ~ (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 26.61/4.39               X5 @ X6 @ X7 @ X8 @ X9 @ X10)
% 26.61/4.39          | ~ (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 26.61/4.39               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11)
% 26.61/4.39          | ~ (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 26.61/4.39               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)
% 26.61/4.39          | ~ (ssPv14_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 26.61/4.39               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ skc35))),
% 26.61/4.39      inference('demod', [status(thm)],
% 26.61/4.39                [zip_derived_cl1130, zip_derived_cl1162])).
% 26.61/4.39  thf(zip_derived_cl1209, plain,
% 26.61/4.39      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.61/4.39         X7 : $i, X8 : $i]:
% 26.61/4.39          (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 26.61/4.39           X7 @ X8)),
% 26.61/4.39      inference('demod', [status(thm)],
% 26.61/4.39                [zip_derived_cl889, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.39                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.61/4.39                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.61/4.39                 zip_derived_cl1162])).
% 26.61/4.39  thf(zip_derived_cl1214, plain,
% 26.61/4.39      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.61/4.39         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i]:
% 26.61/4.39         (~ (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 26.61/4.39             X6 @ X7 @ X8 @ X9)
% 26.61/4.39          | ~ (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 26.61/4.39               X5 @ X6 @ X7 @ X8 @ X9 @ X10)
% 26.61/4.39          | ~ (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 26.61/4.39               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11)
% 26.61/4.39          | ~ (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 26.61/4.39               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)
% 26.61/4.39          | ~ (ssPv14_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 26.61/4.39               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ skc35))),
% 26.61/4.39      inference('demod', [status(thm)],
% 26.61/4.39                [zip_derived_cl1167, zip_derived_cl1209])).
% 26.61/4.39  thf(zip_derived_cl1257, plain,
% 26.61/4.39      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.61/4.39         X7 : $i, X8 : $i, X9 : $i]:
% 26.61/4.39          (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 26.61/4.39           X7 @ X8 @ X9)),
% 26.61/4.39      inference('demod', [status(thm)],
% 26.61/4.39                [zip_derived_cl861, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.39                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.61/4.39                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.61/4.39                 zip_derived_cl1162, zip_derived_cl1209])).
% 26.61/4.39  thf(zip_derived_cl1260, plain,
% 26.61/4.39      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.61/4.39         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i]:
% 26.61/4.39         (~ (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 26.61/4.39             X6 @ X7 @ X8 @ X9 @ X10)
% 26.61/4.39          | ~ (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 26.61/4.39               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11)
% 26.61/4.39          | ~ (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 26.61/4.39               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)
% 26.61/4.39          | ~ (ssPv14_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 26.61/4.39               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ skc35))),
% 26.61/4.39      inference('demod', [status(thm)],
% 26.61/4.39                [zip_derived_cl1214, zip_derived_cl1257])).
% 26.61/4.39  thf(zip_derived_cl1310, plain,
% 26.61/4.39      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.61/4.39         X7 : $i, X8 : $i, X9 : $i, X10 : $i]:
% 26.61/4.39          (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 26.61/4.39           X6 @ X7 @ X8 @ X9 @ X10)),
% 26.61/4.39      inference('demod', [status(thm)],
% 26.61/4.39                [zip_derived_cl832, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.39                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.61/4.39                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.61/4.39                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257])).
% 26.61/4.39  thf(zip_derived_cl1313, plain,
% 26.61/4.39      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.61/4.39         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i]:
% 26.61/4.39         (~ (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 26.61/4.39             X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11)
% 26.61/4.39          | ~ (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 26.61/4.39               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)
% 26.61/4.39          | ~ (ssPv14_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 26.61/4.39               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ skc35))),
% 26.61/4.39      inference('demod', [status(thm)],
% 26.61/4.39                [zip_derived_cl1260, zip_derived_cl1310])).
% 26.61/4.39  thf(zip_derived_cl1364, plain,
% 26.61/4.39      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.61/4.39         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i]:
% 26.61/4.39          (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 26.61/4.39           X6 @ X7 @ X8 @ X9 @ X10 @ X11)),
% 26.61/4.39      inference('demod', [status(thm)],
% 26.61/4.39                [zip_derived_cl807, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.39                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.61/4.39                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.61/4.39                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257, 
% 26.61/4.39                 zip_derived_cl1310])).
% 26.61/4.39  thf(zip_derived_cl1366, plain,
% 26.61/4.39      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.61/4.39         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i]:
% 26.61/4.39         (~ (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 26.61/4.39             X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)
% 26.61/4.39          | ~ (ssPv14_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 26.61/4.39               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ skc35))),
% 26.61/4.39      inference('demod', [status(thm)],
% 26.61/4.39                [zip_derived_cl1313, zip_derived_cl1364])).
% 26.61/4.39  thf(zip_derived_cl1419, plain,
% 26.61/4.39      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.61/4.39         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i]:
% 26.61/4.39          (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 26.61/4.39           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)),
% 26.61/4.39      inference('demod', [status(thm)],
% 26.61/4.39                [zip_derived_cl774, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.39                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.61/4.39                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.61/4.39                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257, 
% 26.61/4.39                 zip_derived_cl1310, zip_derived_cl1364])).
% 26.61/4.39  thf(zip_derived_cl1420, plain,
% 26.61/4.39      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.61/4.39         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i]:
% 26.61/4.39         ~ (ssPv14_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 26.61/4.39            X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ skc35)),
% 26.61/4.39      inference('demod', [status(thm)],
% 26.61/4.39                [zip_derived_cl1366, zip_derived_cl1419])).
% 26.61/4.39  thf(zip_derived_cl1750, plain,
% 26.61/4.39      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.61/4.39         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i]:
% 26.61/4.39         (~ (ssPv18_11r1r1r1r1r1r1r1r1r1r1r1 @ X13 @ X12 @ X11 @ X10 @ X9 @ 
% 26.61/4.39             X8 @ X7 @ X6 @ X5 @ X4 @ X3)
% 26.61/4.39          |  (ssPv15_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X13 @ X12 @ X11 @ X10 @ 
% 26.61/4.39              X9 @ X8 @ X7 @ X6 @ X5 @ X4 @ X3 @ X2 @ X1 @ X0)
% 26.61/4.39          | ~ (ssPv27_2r1r1 @ X13 @ X12))),
% 26.61/4.39      inference('sup-', [status(thm)], [zip_derived_cl1749, zip_derived_cl1420])).
% 26.61/4.39  thf(clause236, conjecture,
% 26.61/4.39    (~( ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 26.61/4.39        ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 26.61/4.39        ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 26.61/4.39        ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 26.61/4.39        ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 26.61/4.39        ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 26.61/4.39        ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 26.61/4.39        ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 26.61/4.39        ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 26.61/4.39        ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.39             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 26.61/4.39        ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.39             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 26.61/4.39        ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.39             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 26.61/4.39        ( ~( ssPv15_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.39             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ skc37 ) ) ))).
% 26.61/4.39  thf(zf_stmt_49, negated_conjecture,
% 26.61/4.39    (( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 26.61/4.39     ( ~( ssNder1_2r1r1 @ U @ V ) ) | ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 26.61/4.39     ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 26.61/4.39     ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 26.61/4.39     ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 26.61/4.39     ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 26.61/4.39     ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 26.61/4.39     ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 26.61/4.39     ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.39          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 26.61/4.39     ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.39          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 26.61/4.39     ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.39          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 26.61/4.39     ( ~( ssPv15_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.39          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ skc37 ) )),
% 26.61/4.39    inference('cnf.neg', [status(esa)], [clause236])).
% 26.61/4.39  thf(zip_derived_cl772, plain,
% 26.61/4.39      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.61/4.39         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i]:
% 26.61/4.39         (~ (ssNder1_0)
% 26.61/4.39          | ~ (ssNder1_1r1 @ X0)
% 26.61/4.39          | ~ (ssNder1_2r1r1 @ X0 @ X1)
% 26.61/4.39          | ~ (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)
% 26.61/4.39          | ~ (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)
% 26.61/4.39          | ~ (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)
% 26.61/4.39          | ~ (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)
% 26.61/4.39          | ~ (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)
% 26.61/4.39          | ~ (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 26.61/4.39               X7)
% 26.61/4.39          | ~ (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 26.61/4.39               X6 @ X7 @ X8)
% 26.61/4.39          | ~ (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 26.61/4.39               X6 @ X7 @ X8 @ X9)
% 26.61/4.39          | ~ (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 26.61/4.39               X5 @ X6 @ X7 @ X8 @ X9 @ X10)
% 26.61/4.39          | ~ (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 26.61/4.39               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11)
% 26.61/4.39          | ~ (ssPv15_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 26.61/4.39               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ skc37))),
% 26.61/4.39      inference('cnf', [status(esa)], [zf_stmt_49])).
% 26.61/4.39  thf(zip_derived_cl1007, plain, ( (ssNder1_0)),
% 26.61/4.39      inference('cnf', [status(esa)], [zf_stmt_1])).
% 26.61/4.39  thf(zip_derived_cl1013, plain, (![X0 : $i]:  (ssNder1_1r1 @ X0)),
% 26.61/4.39      inference('demod', [status(thm)],
% 26.61/4.39                [zip_derived_cl1006, zip_derived_cl1007])).
% 26.61/4.39  thf(zip_derived_cl1014, plain,
% 26.61/4.39      (![X0 : $i, X1 : $i]:  (ssNder1_2r1r1 @ X0 @ X1)),
% 26.61/4.39      inference('demod', [status(thm)],
% 26.61/4.39                [zip_derived_cl1005, zip_derived_cl1007, zip_derived_cl1013])).
% 26.61/4.39  thf(zip_derived_cl1019, plain,
% 26.61/4.39      (![X0 : $i, X1 : $i, X2 : $i]:  (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)),
% 26.61/4.39      inference('demod', [status(thm)],
% 26.61/4.39                [zip_derived_cl999, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.39                 zip_derived_cl1014])).
% 26.61/4.39  thf(zip_derived_cl1038, plain,
% 26.61/4.39      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 26.61/4.39          (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)),
% 26.61/4.39      inference('demod', [status(thm)],
% 26.61/4.39                [zip_derived_cl991, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.39                 zip_derived_cl1014, zip_derived_cl1019])).
% 26.61/4.39  thf(zip_derived_cl1058, plain,
% 26.61/4.39      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 26.61/4.39          (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)),
% 26.61/4.39      inference('demod', [status(thm)],
% 26.61/4.39                [zip_derived_cl973, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.39                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038])).
% 26.61/4.39  thf(zip_derived_cl1082, plain,
% 26.61/4.39      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 26.61/4.39          (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)),
% 26.61/4.39      inference('demod', [status(thm)],
% 26.61/4.39                [zip_derived_cl959, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.39                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.61/4.39                 zip_derived_cl1058])).
% 26.61/4.39  thf(zip_derived_cl1117, plain,
% 26.61/4.39      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.61/4.39         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i]:
% 26.61/4.39         (~ (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)
% 26.61/4.39          | ~ (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 26.61/4.39               X7)
% 26.61/4.39          | ~ (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 26.61/4.39               X6 @ X7 @ X8)
% 26.61/4.39          | ~ (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 26.61/4.39               X6 @ X7 @ X8 @ X9)
% 26.61/4.39          | ~ (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 26.61/4.39               X5 @ X6 @ X7 @ X8 @ X9 @ X10)
% 26.61/4.39          | ~ (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 26.61/4.39               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11)
% 26.61/4.39          | ~ (ssPv15_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 26.61/4.39               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ skc37))),
% 26.61/4.39      inference('demod', [status(thm)],
% 26.61/4.39                [zip_derived_cl772, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.39                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.61/4.39                 zip_derived_cl1058, zip_derived_cl1082])).
% 26.61/4.39  thf(zip_derived_cl1121, plain,
% 26.61/4.39      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i]:
% 26.61/4.39          (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)),
% 26.61/4.39      inference('demod', [status(thm)],
% 26.61/4.39                [zip_derived_cl938, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.39                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.61/4.39                 zip_derived_cl1058, zip_derived_cl1082])).
% 26.61/4.39  thf(zip_derived_cl1129, plain,
% 26.61/4.39      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.61/4.39         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i]:
% 26.61/4.39         (~ (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7)
% 26.61/4.39          | ~ (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 26.61/4.39               X6 @ X7 @ X8)
% 26.61/4.39          | ~ (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 26.61/4.39               X6 @ X7 @ X8 @ X9)
% 26.61/4.39          | ~ (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 26.61/4.39               X5 @ X6 @ X7 @ X8 @ X9 @ X10)
% 26.61/4.39          | ~ (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 26.61/4.39               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11)
% 26.61/4.39          | ~ (ssPv15_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 26.61/4.39               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ skc37))),
% 26.61/4.39      inference('demod', [status(thm)],
% 26.61/4.39                [zip_derived_cl1117, zip_derived_cl1121])).
% 26.61/4.39  thf(zip_derived_cl1162, plain,
% 26.61/4.39      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, X7 : $i]:
% 26.61/4.39          (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7)),
% 26.61/4.39      inference('demod', [status(thm)],
% 26.61/4.39                [zip_derived_cl912, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.39                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.61/4.39                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121])).
% 26.61/4.39  thf(zip_derived_cl1166, plain,
% 26.61/4.39      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.61/4.39         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i]:
% 26.61/4.39         (~ (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 26.61/4.39             X7 @ X8)
% 26.61/4.39          | ~ (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 26.61/4.39               X6 @ X7 @ X8 @ X9)
% 26.61/4.39          | ~ (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 26.61/4.39               X5 @ X6 @ X7 @ X8 @ X9 @ X10)
% 26.61/4.39          | ~ (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 26.61/4.39               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11)
% 26.61/4.39          | ~ (ssPv15_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 26.61/4.39               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ skc37))),
% 26.61/4.39      inference('demod', [status(thm)],
% 26.61/4.39                [zip_derived_cl1129, zip_derived_cl1162])).
% 26.61/4.39  thf(zip_derived_cl1209, plain,
% 26.61/4.39      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.61/4.39         X7 : $i, X8 : $i]:
% 26.61/4.39          (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 26.61/4.39           X7 @ X8)),
% 26.61/4.39      inference('demod', [status(thm)],
% 26.61/4.39                [zip_derived_cl889, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.39                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.61/4.39                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.61/4.39                 zip_derived_cl1162])).
% 26.61/4.39  thf(zip_derived_cl1213, plain,
% 26.61/4.39      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.61/4.39         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i]:
% 26.61/4.39         (~ (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 26.61/4.39             X6 @ X7 @ X8 @ X9)
% 26.61/4.39          | ~ (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 26.61/4.39               X5 @ X6 @ X7 @ X8 @ X9 @ X10)
% 26.61/4.39          | ~ (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 26.61/4.39               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11)
% 26.61/4.39          | ~ (ssPv15_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 26.61/4.39               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ skc37))),
% 26.61/4.39      inference('demod', [status(thm)],
% 26.61/4.39                [zip_derived_cl1166, zip_derived_cl1209])).
% 26.61/4.39  thf(zip_derived_cl1257, plain,
% 26.61/4.39      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.61/4.39         X7 : $i, X8 : $i, X9 : $i]:
% 26.61/4.39          (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 26.61/4.39           X7 @ X8 @ X9)),
% 26.61/4.39      inference('demod', [status(thm)],
% 26.61/4.39                [zip_derived_cl861, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.39                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.61/4.39                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.61/4.39                 zip_derived_cl1162, zip_derived_cl1209])).
% 26.61/4.39  thf(zip_derived_cl1259, plain,
% 26.61/4.39      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.61/4.39         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i]:
% 26.61/4.39         (~ (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 26.61/4.39             X6 @ X7 @ X8 @ X9 @ X10)
% 26.61/4.39          | ~ (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 26.61/4.39               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11)
% 26.61/4.39          | ~ (ssPv15_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 26.61/4.39               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ skc37))),
% 26.61/4.39      inference('demod', [status(thm)],
% 26.61/4.39                [zip_derived_cl1213, zip_derived_cl1257])).
% 26.61/4.39  thf(zip_derived_cl1310, plain,
% 26.61/4.39      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.61/4.39         X7 : $i, X8 : $i, X9 : $i, X10 : $i]:
% 26.61/4.39          (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 26.61/4.39           X6 @ X7 @ X8 @ X9 @ X10)),
% 26.61/4.39      inference('demod', [status(thm)],
% 26.61/4.39                [zip_derived_cl832, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.39                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.61/4.39                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.61/4.39                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257])).
% 26.61/4.39  thf(zip_derived_cl1312, plain,
% 26.61/4.39      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.61/4.39         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i]:
% 26.61/4.39         (~ (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 26.61/4.39             X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11)
% 26.61/4.39          | ~ (ssPv15_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 26.61/4.39               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ skc37))),
% 26.61/4.39      inference('demod', [status(thm)],
% 26.61/4.39                [zip_derived_cl1259, zip_derived_cl1310])).
% 26.61/4.39  thf(zip_derived_cl1364, plain,
% 26.61/4.39      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.61/4.39         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i]:
% 26.61/4.39          (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 26.61/4.39           X6 @ X7 @ X8 @ X9 @ X10 @ X11)),
% 26.61/4.39      inference('demod', [status(thm)],
% 26.61/4.39                [zip_derived_cl807, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.39                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.61/4.39                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.61/4.39                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257, 
% 26.61/4.39                 zip_derived_cl1310])).
% 26.61/4.39  thf(zip_derived_cl1365, plain,
% 26.61/4.39      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.61/4.39         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i]:
% 26.61/4.39         ~ (ssPv15_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 26.61/4.39            X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ skc37)),
% 26.61/4.39      inference('demod', [status(thm)],
% 26.61/4.39                [zip_derived_cl1312, zip_derived_cl1364])).
% 26.61/4.39  thf(zip_derived_cl1751, plain,
% 26.61/4.39      (![X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, X7 : $i, X8 : $i, 
% 26.61/4.39         X9 : $i, X10 : $i, X11 : $i, X12 : $i]:
% 26.61/4.39         (~ (ssPv27_2r1r1 @ X12 @ X11)
% 26.61/4.39          | ~ (ssPv18_11r1r1r1r1r1r1r1r1r1r1r1 @ X12 @ X11 @ X10 @ X9 @ X8 @ 
% 26.61/4.39               X7 @ X6 @ X5 @ X4 @ X3 @ X2))),
% 26.61/4.39      inference('sup-', [status(thm)], [zip_derived_cl1750, zip_derived_cl1365])).
% 26.61/4.39  thf(zip_derived_cl2692, plain,
% 26.61/4.39      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.61/4.39         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 26.61/4.39         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i, 
% 26.61/4.39         X21 : $i, X22 : $i, X23 : $i]:
% 26.61/4.39         (~ (ssPv5_24r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X23 @ 
% 26.61/4.39             X22 @ X21 @ X20 @ X19 @ X18 @ X17 @ X16 @ X15 @ X14 @ X13 @ X12 @ 
% 26.61/4.39             X11 @ X10 @ X9 @ X8 @ X7 @ X6 @ X5 @ X4 @ X3 @ X2 @ X1 @ X0)
% 26.61/4.39          | ~ (ssPv18_11r1r1r1r1r1r1r1r1r1r1r1 @ X23 @ X22 @ X21 @ X20 @ X19 @ 
% 26.61/4.39               X18 @ X17 @ X16 @ X15 @ X14 @ X13)
% 26.61/4.39          |  (ssPv23_6r1r1r1r1r1r1 @ X23 @ X22 @ X21 @ X20 @ X19 @ X18))),
% 26.61/4.39      inference('clc', [status(thm)], [zip_derived_cl2690, zip_derived_cl1751])).
% 26.61/4.39  thf(zip_derived_cl2693, plain,
% 26.61/4.39      (![X12 : $i, X13 : $i, X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, 
% 26.61/4.39         X19 : $i, X20 : $i, X21 : $i, X22 : $i]:
% 26.61/4.39         ( (ssPv23_6r1r1r1r1r1r1 @ X22 @ X21 @ X20 @ X19 @ X18 @ X17)
% 26.61/4.39          | ~ (ssPv18_11r1r1r1r1r1r1r1r1r1r1r1 @ X22 @ X21 @ X20 @ X19 @ X18 @ 
% 26.61/4.39               X17 @ X16 @ X15 @ X14 @ X13 @ X12))),
% 26.61/4.39      inference('sup-', [status(thm)], [zip_derived_cl2178, zip_derived_cl2692])).
% 26.61/4.39  thf(zip_derived_cl2808, plain,
% 26.61/4.39      (![X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, X7 : $i, X8 : $i, 
% 26.61/4.39         X9 : $i, X10 : $i]:
% 26.61/4.39         ( (ssPv20_9r1r1r1r1r1r1r1r1r1 @ X10 @ X9 @ X8 @ X7 @ X6 @ X5 @ X4 @ 
% 26.61/4.39            X3 @ X2)
% 26.61/4.39          |  (ssPv23_6r1r1r1r1r1r1 @ X10 @ X9 @ X8 @ X7 @ X6 @ X5))),
% 26.61/4.39      inference('sup-', [status(thm)], [zip_derived_cl2800, zip_derived_cl2693])).
% 26.61/4.39  thf(clause547, conjecture,
% 26.61/4.39    (~( ( ssPv7_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.39          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 26.61/4.39          X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ skc28 ) | 
% 26.61/4.39        ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 26.61/4.39        ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 26.61/4.39        ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 26.61/4.39        ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 26.61/4.39        ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 26.61/4.39        ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 26.61/4.39        ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 26.61/4.39        ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 26.61/4.39        ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 26.61/4.39        ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.39             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 26.61/4.39        ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.39             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 26.61/4.39        ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.39             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 26.61/4.39        ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.39             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 26.61/4.39        ( ~( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.39             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) | 
% 26.61/4.39        ( ~( ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.39             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) ) | 
% 26.61/4.39        ( ~( ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.39             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 26.61/4.39             X9 @ X10 ) ) | 
% 26.61/4.39        ( ~( ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.39             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 26.61/4.39             X9 @ X10 @ X11 ) ) | 
% 26.61/4.39        ( ~( ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.39             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 26.61/4.39             X9 @ X10 @ X11 @ X12 ) ) | 
% 26.61/4.39        ( ~( ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.39             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 26.61/4.39             X9 @ X10 @ X11 @ X12 @ X13 ) ) | 
% 26.61/4.39        ( ~( ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.39             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 26.61/4.39             X9 @ X10 @ X11 @ X12 @ X13 @ X14 ) ) ))).
% 26.61/4.39  thf(zf_stmt_50, negated_conjecture,
% 26.61/4.39    (( ssPv7_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.39       U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 26.61/4.39       X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ skc28 ) | 
% 26.61/4.39     ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 26.61/4.39     ( ~( ssNder1_2r1r1 @ U @ V ) ) | ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 26.61/4.39     ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 26.61/4.39     ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 26.61/4.39     ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 26.61/4.39     ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 26.61/4.39     ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 26.61/4.39     ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 26.61/4.39     ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.39          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 26.61/4.39     ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.39          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 26.61/4.39     ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.39          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 26.61/4.39     ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.39          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 26.61/4.39     ( ~( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.39          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) | 
% 26.61/4.39     ( ~( ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.39          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) ) | 
% 26.61/4.39     ( ~( ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.39          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 26.61/4.39          X10 ) ) | 
% 26.61/4.39     ( ~( ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.39          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 26.61/4.39          X10 @ X11 ) ) | 
% 26.61/4.39     ( ~( ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.39          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 26.61/4.39          X10 @ X11 @ X12 ) ) | 
% 26.61/4.39     ( ~( ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.39          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 26.61/4.39          X10 @ X11 @ X12 @ X13 ) ) | 
% 26.61/4.39     ( ~( ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.39          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 26.61/4.39          X10 @ X11 @ X12 @ X13 @ X14 ) )),
% 26.61/4.39    inference('cnf.neg', [status(esa)], [clause547])).
% 26.61/4.39  thf(zip_derived_cl461, plain,
% 26.61/4.39      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.61/4.39         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 26.61/4.39         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i]:
% 26.61/4.39         ( (ssPv7_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 26.61/4.39            X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 26.61/4.39            X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ skc28)
% 26.61/4.39          | ~ (ssNder1_0)
% 26.61/4.39          | ~ (ssNder1_1r1 @ X0)
% 26.61/4.39          | ~ (ssNder1_2r1r1 @ X0 @ X1)
% 26.61/4.39          | ~ (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)
% 26.61/4.39          | ~ (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)
% 26.61/4.39          | ~ (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)
% 26.61/4.39          | ~ (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)
% 26.61/4.39          | ~ (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)
% 26.61/4.39          | ~ (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 26.61/4.39               X7)
% 26.61/4.39          | ~ (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 26.61/4.39               X6 @ X7 @ X8)
% 26.61/4.39          | ~ (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 26.61/4.39               X6 @ X7 @ X8 @ X9)
% 26.61/4.39          | ~ (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 26.61/4.39               X5 @ X6 @ X7 @ X8 @ X9 @ X10)
% 26.61/4.39          | ~ (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 26.61/4.39               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11)
% 26.61/4.39          | ~ (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 26.61/4.39               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)
% 26.61/4.39          | ~ (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 26.61/4.39               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)
% 26.61/4.39          | ~ (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 26.61/4.39               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)
% 26.61/4.39          | ~ (ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 26.61/4.39               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 26.61/4.39               X14 @ X15)
% 26.61/4.39          | ~ (ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 26.61/4.39               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 26.61/4.39               X14 @ X15 @ X16)
% 26.61/4.39          | ~ (ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 26.61/4.39               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 26.61/4.39               X14 @ X15 @ X16 @ X17)
% 26.61/4.39          | ~ (ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 26.61/4.39               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 26.61/4.39               X14 @ X15 @ X16 @ X17 @ X18)
% 26.61/4.39          | ~ (ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 26.61/4.39               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 26.61/4.39               X14 @ X15 @ X16 @ X17 @ X18 @ X19))),
% 26.61/4.39      inference('cnf', [status(esa)], [zf_stmt_50])).
% 26.61/4.39  thf(zip_derived_cl1007, plain, ( (ssNder1_0)),
% 26.61/4.39      inference('cnf', [status(esa)], [zf_stmt_1])).
% 26.61/4.39  thf(zip_derived_cl1013, plain, (![X0 : $i]:  (ssNder1_1r1 @ X0)),
% 26.61/4.39      inference('demod', [status(thm)],
% 26.61/4.39                [zip_derived_cl1006, zip_derived_cl1007])).
% 26.61/4.39  thf(zip_derived_cl1014, plain,
% 26.61/4.39      (![X0 : $i, X1 : $i]:  (ssNder1_2r1r1 @ X0 @ X1)),
% 26.61/4.39      inference('demod', [status(thm)],
% 26.61/4.39                [zip_derived_cl1005, zip_derived_cl1007, zip_derived_cl1013])).
% 26.61/4.39  thf(zip_derived_cl1019, plain,
% 26.61/4.39      (![X0 : $i, X1 : $i, X2 : $i]:  (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)),
% 26.61/4.39      inference('demod', [status(thm)],
% 26.61/4.39                [zip_derived_cl999, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.39                 zip_derived_cl1014])).
% 26.61/4.39  thf(zip_derived_cl1038, plain,
% 26.61/4.39      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 26.61/4.39          (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)),
% 26.61/4.39      inference('demod', [status(thm)],
% 26.61/4.39                [zip_derived_cl991, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.39                 zip_derived_cl1014, zip_derived_cl1019])).
% 26.61/4.39  thf(zip_derived_cl1058, plain,
% 26.61/4.39      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 26.61/4.39          (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)),
% 26.61/4.39      inference('demod', [status(thm)],
% 26.61/4.39                [zip_derived_cl973, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.39                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038])).
% 26.61/4.39  thf(zip_derived_cl1082, plain,
% 26.61/4.39      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 26.61/4.39          (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)),
% 26.61/4.39      inference('demod', [status(thm)],
% 26.61/4.39                [zip_derived_cl959, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.39                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.61/4.39                 zip_derived_cl1058])).
% 26.61/4.39  thf(zip_derived_cl1121, plain,
% 26.61/4.39      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i]:
% 26.61/4.39          (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)),
% 26.61/4.39      inference('demod', [status(thm)],
% 26.61/4.39                [zip_derived_cl938, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.39                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.61/4.39                 zip_derived_cl1058, zip_derived_cl1082])).
% 26.61/4.39  thf(zip_derived_cl1162, plain,
% 26.61/4.39      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, X7 : $i]:
% 26.61/4.39          (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7)),
% 26.61/4.39      inference('demod', [status(thm)],
% 26.61/4.39                [zip_derived_cl912, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.39                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.61/4.39                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121])).
% 26.61/4.39  thf(zip_derived_cl1209, plain,
% 26.61/4.39      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.61/4.39         X7 : $i, X8 : $i]:
% 26.61/4.39          (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 26.61/4.39           X7 @ X8)),
% 26.61/4.39      inference('demod', [status(thm)],
% 26.61/4.39                [zip_derived_cl889, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.39                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.61/4.39                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.61/4.39                 zip_derived_cl1162])).
% 26.61/4.39  thf(zip_derived_cl1257, plain,
% 26.61/4.39      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.61/4.39         X7 : $i, X8 : $i, X9 : $i]:
% 26.61/4.39          (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 26.61/4.39           X7 @ X8 @ X9)),
% 26.61/4.39      inference('demod', [status(thm)],
% 26.61/4.39                [zip_derived_cl861, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.39                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.61/4.39                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.61/4.39                 zip_derived_cl1162, zip_derived_cl1209])).
% 26.61/4.39  thf(zip_derived_cl1310, plain,
% 26.61/4.39      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.61/4.39         X7 : $i, X8 : $i, X9 : $i, X10 : $i]:
% 26.61/4.39          (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 26.61/4.39           X6 @ X7 @ X8 @ X9 @ X10)),
% 26.61/4.39      inference('demod', [status(thm)],
% 26.61/4.39                [zip_derived_cl832, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.39                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.61/4.39                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.61/4.39                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257])).
% 26.61/4.39  thf(zip_derived_cl1364, plain,
% 26.61/4.39      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.61/4.39         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i]:
% 26.61/4.39          (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 26.61/4.39           X6 @ X7 @ X8 @ X9 @ X10 @ X11)),
% 26.61/4.39      inference('demod', [status(thm)],
% 26.61/4.39                [zip_derived_cl807, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.39                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.61/4.39                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.61/4.39                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257, 
% 26.61/4.39                 zip_derived_cl1310])).
% 26.61/4.39  thf(zip_derived_cl1419, plain,
% 26.61/4.39      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.61/4.39         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i]:
% 26.61/4.39          (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 26.61/4.39           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)),
% 26.61/4.39      inference('demod', [status(thm)],
% 26.61/4.39                [zip_derived_cl774, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.39                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.61/4.39                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.61/4.39                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257, 
% 26.61/4.39                 zip_derived_cl1310, zip_derived_cl1364])).
% 26.61/4.39  thf(zip_derived_cl1478, plain,
% 26.61/4.39      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.61/4.39         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i]:
% 26.61/4.39          (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 26.61/4.39           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)),
% 26.61/4.39      inference('demod', [status(thm)],
% 26.61/4.39                [zip_derived_cl738, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.39                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.61/4.39                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.61/4.39                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257, 
% 26.61/4.39                 zip_derived_cl1310, zip_derived_cl1364, zip_derived_cl1419])).
% 26.61/4.39  thf(zip_derived_cl1542, plain,
% 26.61/4.39      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.61/4.39         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 26.61/4.39         X14 : $i]:
% 26.61/4.39          (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 26.61/4.39           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)),
% 26.61/4.39      inference('demod', [status(thm)],
% 26.61/4.39                [zip_derived_cl705, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.39                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.61/4.39                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.61/4.39                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257, 
% 26.61/4.39                 zip_derived_cl1310, zip_derived_cl1364, zip_derived_cl1419, 
% 26.61/4.39                 zip_derived_cl1478])).
% 26.61/4.39  thf(zip_derived_cl1606, plain,
% 26.61/4.39      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.61/4.39         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 26.61/4.39         X14 : $i, X15 : $i]:
% 26.61/4.39          (ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 26.61/4.39           X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15)),
% 26.61/4.39      inference('demod', [status(thm)],
% 26.61/4.39                [zip_derived_cl664, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.39                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.61/4.39                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.61/4.39                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257, 
% 26.61/4.39                 zip_derived_cl1310, zip_derived_cl1364, zip_derived_cl1419, 
% 26.61/4.39                 zip_derived_cl1478, zip_derived_cl1542])).
% 26.61/4.39  thf(zip_derived_cl1682, plain,
% 26.61/4.39      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.61/4.39         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 26.61/4.39         X14 : $i, X15 : $i, X16 : $i]:
% 26.61/4.39          (ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 26.61/4.39           X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ 
% 26.61/4.39           X16)),
% 26.61/4.39      inference('demod', [status(thm)],
% 26.61/4.39                [zip_derived_cl628, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.39                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.61/4.39                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.61/4.39                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257, 
% 26.61/4.39                 zip_derived_cl1310, zip_derived_cl1364, zip_derived_cl1419, 
% 26.61/4.39                 zip_derived_cl1478, zip_derived_cl1542, zip_derived_cl1606])).
% 26.61/4.39  thf(zip_derived_cl1756, plain,
% 26.61/4.39      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.61/4.39         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 26.61/4.39         X14 : $i, X15 : $i, X16 : $i, X17 : $i]:
% 26.61/4.39          (ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 26.61/4.39           X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 26.61/4.39           X15 @ X16 @ X17)),
% 26.61/4.39      inference('demod', [status(thm)],
% 26.61/4.39                [zip_derived_cl591, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.39                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.61/4.39                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.61/4.39                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257, 
% 26.61/4.39                 zip_derived_cl1310, zip_derived_cl1364, zip_derived_cl1419, 
% 26.61/4.39                 zip_derived_cl1478, zip_derived_cl1542, zip_derived_cl1606, 
% 26.61/4.39                 zip_derived_cl1682])).
% 26.61/4.39  thf(zip_derived_cl1830, plain,
% 26.61/4.39      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.61/4.39         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 26.61/4.39         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i]:
% 26.61/4.39          (ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 26.61/4.39           X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 26.61/4.39           X15 @ X16 @ X17 @ X18)),
% 26.61/4.39      inference('demod', [status(thm)],
% 26.61/4.39                [zip_derived_cl551, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.39                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.61/4.39                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.61/4.39                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257, 
% 26.61/4.39                 zip_derived_cl1310, zip_derived_cl1364, zip_derived_cl1419, 
% 26.61/4.39                 zip_derived_cl1478, zip_derived_cl1542, zip_derived_cl1606, 
% 26.61/4.39                 zip_derived_cl1682, zip_derived_cl1756])).
% 26.61/4.39  thf(zip_derived_cl1898, plain,
% 26.61/4.39      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.61/4.39         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 26.61/4.39         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i]:
% 26.61/4.39          (ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 26.61/4.39           X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 26.61/4.39           X15 @ X16 @ X17 @ X18 @ X19)),
% 26.61/4.39      inference('demod', [status(thm)],
% 26.61/4.39                [zip_derived_cl510, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.39                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.61/4.39                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.61/4.39                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257, 
% 26.61/4.39                 zip_derived_cl1310, zip_derived_cl1364, zip_derived_cl1419, 
% 26.61/4.39                 zip_derived_cl1478, zip_derived_cl1542, zip_derived_cl1606, 
% 26.61/4.39                 zip_derived_cl1682, zip_derived_cl1756, zip_derived_cl1830])).
% 26.61/4.39  thf(zip_derived_cl1995, plain,
% 26.61/4.39      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.61/4.39         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 26.61/4.39         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i]:
% 26.61/4.39          (ssPv7_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 26.61/4.39           X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 26.61/4.39           X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ skc28)),
% 26.61/4.39      inference('demod', [status(thm)],
% 26.61/4.39                [zip_derived_cl461, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.39                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.61/4.39                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.61/4.39                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257, 
% 26.61/4.39                 zip_derived_cl1310, zip_derived_cl1364, zip_derived_cl1419, 
% 26.61/4.39                 zip_derived_cl1478, zip_derived_cl1542, zip_derived_cl1606, 
% 26.61/4.39                 zip_derived_cl1682, zip_derived_cl1756, zip_derived_cl1830, 
% 26.61/4.39                 zip_derived_cl1898])).
% 26.61/4.39  thf(clause611, conjecture,
% 26.61/4.39    (~( ( ssPv20_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.39          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 26.61/4.39          X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 ) | 
% 26.61/4.39        ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 26.61/4.39        ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 26.61/4.39        ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 26.61/4.39        ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 26.61/4.39        ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 26.61/4.39        ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 26.61/4.39        ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 26.61/4.39        ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 26.61/4.39        ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 26.61/4.39        ( ~( ssPv20_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 26.61/4.39        ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.39             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 26.61/4.39        ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.39             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 26.61/4.39        ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.39             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 26.61/4.39        ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.39             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 26.61/4.39        ( ~( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.39             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) | 
% 26.61/4.39        ( ~( ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.39             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) ) | 
% 26.61/4.39        ( ~( ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.39             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 26.61/4.39             X9 @ X10 ) ) | 
% 26.61/4.39        ( ~( ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.39             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 26.61/4.39             X9 @ X10 @ X11 ) ) | 
% 26.61/4.39        ( ~( ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.39             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 26.61/4.39             X9 @ X10 @ X11 @ X12 ) ) | 
% 26.61/4.39        ( ~( ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.39             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 26.61/4.39             X9 @ X10 @ X11 @ X12 @ X13 ) ) | 
% 26.61/4.39        ( ~( ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.39             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 26.61/4.39             X9 @ X10 @ X11 @ X12 @ X13 @ X14 ) ) | 
% 26.61/4.39        ( ~( ssNder1_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.39             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 26.61/4.39             X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 ) ) ))).
% 26.61/4.39  thf(zf_stmt_51, negated_conjecture,
% 26.61/4.39    (( ssPv20_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.39       U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 26.61/4.39       X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 ) | 
% 26.61/4.39     ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 26.61/4.39     ( ~( ssNder1_2r1r1 @ U @ V ) ) | ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 26.61/4.39     ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 26.61/4.39     ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 26.61/4.39     ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 26.61/4.39     ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 26.61/4.39     ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 26.61/4.39     ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 26.61/4.39     ( ~( ssPv20_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 26.61/4.39     ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.39          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 26.61/4.39     ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.39          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 26.61/4.39     ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.39          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 26.61/4.39     ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.39          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 26.61/4.39     ( ~( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.39          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) | 
% 26.61/4.39     ( ~( ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.39          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) ) | 
% 26.61/4.39     ( ~( ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.39          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 26.61/4.39          X10 ) ) | 
% 26.61/4.39     ( ~( ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.39          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 26.61/4.39          X10 @ X11 ) ) | 
% 26.61/4.39     ( ~( ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.39          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 26.61/4.39          X10 @ X11 @ X12 ) ) | 
% 26.61/4.39     ( ~( ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.39          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 26.61/4.39          X10 @ X11 @ X12 @ X13 ) ) | 
% 26.61/4.39     ( ~( ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.39          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 26.61/4.39          X10 @ X11 @ X12 @ X13 @ X14 ) ) | 
% 26.61/4.39     ( ~( ssNder1_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.39          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 26.61/4.39          X10 @ X11 @ X12 @ X13 @ X14 @ X15 ) )),
% 26.61/4.39    inference('cnf.neg', [status(esa)], [clause611])).
% 26.61/4.39  thf(zip_derived_cl397, plain,
% 26.61/4.39      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.61/4.39         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 26.61/4.39         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i, 
% 26.61/4.39         X21 : $i]:
% 26.61/4.39         ( (ssPv20_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 26.61/4.39            X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 26.61/4.39            X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21)
% 26.61/4.39          | ~ (ssNder1_0)
% 26.61/4.39          | ~ (ssNder1_1r1 @ X0)
% 26.61/4.39          | ~ (ssNder1_2r1r1 @ X0 @ X1)
% 26.61/4.39          | ~ (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)
% 26.61/4.39          | ~ (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)
% 26.61/4.39          | ~ (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)
% 26.61/4.39          | ~ (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)
% 26.61/4.39          | ~ (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)
% 26.61/4.39          | ~ (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 26.61/4.39               X7)
% 26.61/4.39          | ~ (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 26.61/4.39               X6 @ X7 @ X8)
% 26.61/4.39          | ~ (ssPv20_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 26.61/4.39               X7 @ X8)
% 26.61/4.39          | ~ (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 26.61/4.39               X6 @ X7 @ X8 @ X9)
% 26.61/4.39          | ~ (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 26.61/4.39               X5 @ X6 @ X7 @ X8 @ X9 @ X10)
% 26.61/4.39          | ~ (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 26.61/4.39               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11)
% 26.61/4.39          | ~ (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 26.61/4.39               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)
% 26.61/4.39          | ~ (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 26.61/4.39               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)
% 26.61/4.39          | ~ (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 26.61/4.39               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)
% 26.61/4.39          | ~ (ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 26.61/4.39               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 26.61/4.39               X14 @ X15)
% 26.61/4.39          | ~ (ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 26.61/4.39               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 26.61/4.39               X14 @ X15 @ X16)
% 26.61/4.39          | ~ (ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 26.61/4.39               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 26.61/4.39               X14 @ X15 @ X16 @ X17)
% 26.61/4.39          | ~ (ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 26.61/4.39               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 26.61/4.39               X14 @ X15 @ X16 @ X17 @ X18)
% 26.61/4.39          | ~ (ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 26.61/4.39               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 26.61/4.39               X14 @ X15 @ X16 @ X17 @ X18 @ X19)
% 26.61/4.39          | ~ (ssNder1_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 26.61/4.39               X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 26.61/4.39               X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20))),
% 26.61/4.39      inference('cnf', [status(esa)], [zf_stmt_51])).
% 26.61/4.39  thf(zip_derived_cl1007, plain, ( (ssNder1_0)),
% 26.61/4.39      inference('cnf', [status(esa)], [zf_stmt_1])).
% 26.61/4.39  thf(zip_derived_cl1013, plain, (![X0 : $i]:  (ssNder1_1r1 @ X0)),
% 26.61/4.39      inference('demod', [status(thm)],
% 26.61/4.39                [zip_derived_cl1006, zip_derived_cl1007])).
% 26.61/4.39  thf(zip_derived_cl1014, plain,
% 26.61/4.39      (![X0 : $i, X1 : $i]:  (ssNder1_2r1r1 @ X0 @ X1)),
% 26.61/4.39      inference('demod', [status(thm)],
% 26.61/4.39                [zip_derived_cl1005, zip_derived_cl1007, zip_derived_cl1013])).
% 26.61/4.39  thf(zip_derived_cl1019, plain,
% 26.61/4.39      (![X0 : $i, X1 : $i, X2 : $i]:  (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)),
% 26.61/4.39      inference('demod', [status(thm)],
% 26.61/4.39                [zip_derived_cl999, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.39                 zip_derived_cl1014])).
% 26.61/4.39  thf(zip_derived_cl1038, plain,
% 26.61/4.39      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 26.61/4.39          (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)),
% 26.61/4.39      inference('demod', [status(thm)],
% 26.61/4.39                [zip_derived_cl991, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.39                 zip_derived_cl1014, zip_derived_cl1019])).
% 26.61/4.39  thf(zip_derived_cl1058, plain,
% 26.61/4.39      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 26.61/4.39          (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)),
% 26.61/4.39      inference('demod', [status(thm)],
% 26.61/4.39                [zip_derived_cl973, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.39                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038])).
% 26.61/4.39  thf(zip_derived_cl1082, plain,
% 26.61/4.39      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 26.61/4.39          (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)),
% 26.61/4.39      inference('demod', [status(thm)],
% 26.61/4.39                [zip_derived_cl959, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.39                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.61/4.39                 zip_derived_cl1058])).
% 26.61/4.39  thf(zip_derived_cl1121, plain,
% 26.61/4.39      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i]:
% 26.61/4.39          (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)),
% 26.61/4.39      inference('demod', [status(thm)],
% 26.61/4.39                [zip_derived_cl938, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.39                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.61/4.39                 zip_derived_cl1058, zip_derived_cl1082])).
% 26.61/4.39  thf(zip_derived_cl1162, plain,
% 26.61/4.39      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, X7 : $i]:
% 26.61/4.39          (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7)),
% 26.61/4.39      inference('demod', [status(thm)],
% 26.61/4.39                [zip_derived_cl912, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.39                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.61/4.39                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121])).
% 26.61/4.39  thf(zip_derived_cl1209, plain,
% 26.61/4.39      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.61/4.39         X7 : $i, X8 : $i]:
% 26.61/4.39          (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 26.61/4.39           X7 @ X8)),
% 26.61/4.39      inference('demod', [status(thm)],
% 26.61/4.39                [zip_derived_cl889, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.39                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.61/4.39                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.61/4.39                 zip_derived_cl1162])).
% 26.61/4.39  thf(zip_derived_cl1257, plain,
% 26.61/4.39      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.61/4.39         X7 : $i, X8 : $i, X9 : $i]:
% 26.61/4.39          (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 26.61/4.39           X7 @ X8 @ X9)),
% 26.61/4.39      inference('demod', [status(thm)],
% 26.61/4.39                [zip_derived_cl861, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.39                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.61/4.39                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.61/4.39                 zip_derived_cl1162, zip_derived_cl1209])).
% 26.61/4.39  thf(zip_derived_cl1310, plain,
% 26.61/4.39      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.61/4.39         X7 : $i, X8 : $i, X9 : $i, X10 : $i]:
% 26.61/4.39          (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 26.61/4.39           X6 @ X7 @ X8 @ X9 @ X10)),
% 26.61/4.39      inference('demod', [status(thm)],
% 26.61/4.39                [zip_derived_cl832, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.39                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.61/4.39                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.61/4.39                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257])).
% 26.61/4.39  thf(zip_derived_cl1364, plain,
% 26.61/4.39      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.61/4.39         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i]:
% 26.61/4.39          (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 26.61/4.39           X6 @ X7 @ X8 @ X9 @ X10 @ X11)),
% 26.61/4.39      inference('demod', [status(thm)],
% 26.61/4.39                [zip_derived_cl807, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.39                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.61/4.39                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.61/4.39                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257, 
% 26.61/4.39                 zip_derived_cl1310])).
% 26.61/4.39  thf(zip_derived_cl1419, plain,
% 26.61/4.39      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.61/4.39         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i]:
% 26.61/4.39          (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 26.61/4.39           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)),
% 26.61/4.39      inference('demod', [status(thm)],
% 26.61/4.39                [zip_derived_cl774, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.39                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.61/4.39                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.61/4.39                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257, 
% 26.61/4.39                 zip_derived_cl1310, zip_derived_cl1364])).
% 26.61/4.39  thf(zip_derived_cl1478, plain,
% 26.61/4.39      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.61/4.39         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i]:
% 26.61/4.39          (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 26.61/4.39           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)),
% 26.61/4.39      inference('demod', [status(thm)],
% 26.61/4.39                [zip_derived_cl738, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.39                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.61/4.39                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.61/4.39                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257, 
% 26.61/4.39                 zip_derived_cl1310, zip_derived_cl1364, zip_derived_cl1419])).
% 26.61/4.39  thf(zip_derived_cl1542, plain,
% 26.61/4.39      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.61/4.39         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 26.61/4.39         X14 : $i]:
% 26.61/4.39          (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 26.61/4.39           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)),
% 26.61/4.39      inference('demod', [status(thm)],
% 26.61/4.39                [zip_derived_cl705, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.39                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.61/4.39                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.61/4.39                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257, 
% 26.61/4.39                 zip_derived_cl1310, zip_derived_cl1364, zip_derived_cl1419, 
% 26.61/4.39                 zip_derived_cl1478])).
% 26.61/4.39  thf(zip_derived_cl1606, plain,
% 26.61/4.39      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.61/4.39         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 26.61/4.39         X14 : $i, X15 : $i]:
% 26.61/4.39          (ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 26.61/4.39           X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15)),
% 26.61/4.39      inference('demod', [status(thm)],
% 26.61/4.39                [zip_derived_cl664, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.39                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.61/4.39                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.61/4.39                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257, 
% 26.61/4.39                 zip_derived_cl1310, zip_derived_cl1364, zip_derived_cl1419, 
% 26.61/4.39                 zip_derived_cl1478, zip_derived_cl1542])).
% 26.61/4.39  thf(zip_derived_cl1682, plain,
% 26.61/4.39      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.61/4.39         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 26.61/4.39         X14 : $i, X15 : $i, X16 : $i]:
% 26.61/4.39          (ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 26.61/4.39           X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ 
% 26.61/4.39           X16)),
% 26.61/4.39      inference('demod', [status(thm)],
% 26.61/4.39                [zip_derived_cl628, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.39                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.61/4.39                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.61/4.39                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257, 
% 26.61/4.39                 zip_derived_cl1310, zip_derived_cl1364, zip_derived_cl1419, 
% 26.61/4.39                 zip_derived_cl1478, zip_derived_cl1542, zip_derived_cl1606])).
% 26.61/4.39  thf(zip_derived_cl1756, plain,
% 26.61/4.39      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.61/4.39         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 26.61/4.39         X14 : $i, X15 : $i, X16 : $i, X17 : $i]:
% 26.61/4.39          (ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 26.61/4.39           X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 26.61/4.39           X15 @ X16 @ X17)),
% 26.61/4.39      inference('demod', [status(thm)],
% 26.61/4.39                [zip_derived_cl591, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.39                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.61/4.39                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.61/4.39                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257, 
% 26.61/4.39                 zip_derived_cl1310, zip_derived_cl1364, zip_derived_cl1419, 
% 26.61/4.39                 zip_derived_cl1478, zip_derived_cl1542, zip_derived_cl1606, 
% 26.61/4.39                 zip_derived_cl1682])).
% 26.61/4.39  thf(zip_derived_cl1830, plain,
% 26.61/4.39      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.61/4.39         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 26.61/4.39         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i]:
% 26.61/4.39          (ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 26.61/4.39           X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 26.61/4.39           X15 @ X16 @ X17 @ X18)),
% 26.61/4.39      inference('demod', [status(thm)],
% 26.61/4.39                [zip_derived_cl551, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.39                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.61/4.39                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.61/4.39                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257, 
% 26.61/4.39                 zip_derived_cl1310, zip_derived_cl1364, zip_derived_cl1419, 
% 26.61/4.39                 zip_derived_cl1478, zip_derived_cl1542, zip_derived_cl1606, 
% 26.61/4.39                 zip_derived_cl1682, zip_derived_cl1756])).
% 26.61/4.39  thf(zip_derived_cl1898, plain,
% 26.61/4.39      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.61/4.39         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 26.61/4.39         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i]:
% 26.61/4.39          (ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 26.61/4.39           X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 26.61/4.39           X15 @ X16 @ X17 @ X18 @ X19)),
% 26.61/4.39      inference('demod', [status(thm)],
% 26.61/4.39                [zip_derived_cl510, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.39                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.61/4.39                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.61/4.39                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257, 
% 26.61/4.39                 zip_derived_cl1310, zip_derived_cl1364, zip_derived_cl1419, 
% 26.61/4.39                 zip_derived_cl1478, zip_derived_cl1542, zip_derived_cl1606, 
% 26.61/4.39                 zip_derived_cl1682, zip_derived_cl1756, zip_derived_cl1830])).
% 26.61/4.39  thf(zip_derived_cl1984, plain,
% 26.61/4.39      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.61/4.39         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 26.61/4.39         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i]:
% 26.61/4.39          (ssNder1_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 26.61/4.39           X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 26.61/4.39           X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20)),
% 26.61/4.39      inference('demod', [status(thm)],
% 26.61/4.39                [zip_derived_cl462, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.39                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.61/4.39                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.61/4.39                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257, 
% 26.61/4.39                 zip_derived_cl1310, zip_derived_cl1364, zip_derived_cl1419, 
% 26.61/4.39                 zip_derived_cl1478, zip_derived_cl1542, zip_derived_cl1606, 
% 26.61/4.39                 zip_derived_cl1682, zip_derived_cl1756, zip_derived_cl1830, 
% 26.61/4.39                 zip_derived_cl1898])).
% 26.61/4.39  thf(zip_derived_cl2108, plain,
% 26.61/4.39      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.61/4.39         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 26.61/4.39         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i, 
% 26.61/4.39         X21 : $i]:
% 26.61/4.39         ( (ssPv20_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 26.61/4.39            X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 26.61/4.39            X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21)
% 26.61/4.39          | ~ (ssPv20_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 26.61/4.39               X7 @ X8))),
% 26.61/4.39      inference('demod', [status(thm)],
% 26.61/4.39                [zip_derived_cl397, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.39                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.61/4.39                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.61/4.39                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257, 
% 26.61/4.39                 zip_derived_cl1310, zip_derived_cl1364, zip_derived_cl1419, 
% 26.61/4.39                 zip_derived_cl1478, zip_derived_cl1542, zip_derived_cl1606, 
% 26.61/4.39                 zip_derived_cl1682, zip_derived_cl1756, zip_derived_cl1830, 
% 26.61/4.39                 zip_derived_cl1898, zip_derived_cl1984])).
% 26.61/4.39  thf(clause738, conjecture,
% 26.61/4.39    (~( ( ssPv25_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.39          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 26.61/4.39          X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 ) | 
% 26.61/4.39        ( ssPv22_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.39          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 26.61/4.39          X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 ) | 
% 26.61/4.39        ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 26.61/4.39        ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 26.61/4.39        ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 26.61/4.39        ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 26.61/4.39        ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 26.61/4.39        ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 26.61/4.39        ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 26.61/4.39        ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 26.61/4.39        ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 26.61/4.39        ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.39             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 26.61/4.39        ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.39             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 26.61/4.39        ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.39             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 26.61/4.39        ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.39             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 26.61/4.39        ( ~( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.39             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) | 
% 26.61/4.39        ( ~( ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.39             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) ) | 
% 26.61/4.39        ( ~( ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.39             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 26.61/4.39             X9 @ X10 ) ) | 
% 26.61/4.39        ( ~( ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.39             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 26.61/4.39             X9 @ X10 @ X11 ) ) | 
% 26.61/4.39        ( ~( ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.39             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 26.61/4.39             X9 @ X10 @ X11 @ X12 ) ) | 
% 26.61/4.39        ( ~( ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.39             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 26.61/4.39             X9 @ X10 @ X11 @ X12 @ X13 ) ) | 
% 26.61/4.39        ( ~( ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.39             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 26.61/4.39             X9 @ X10 @ X11 @ X12 @ X13 @ X14 ) ) | 
% 26.61/4.39        ( ~( ssNder1_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.39             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 26.61/4.39             X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 ) ) | 
% 26.61/4.39        ( ~( ssPv20_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.39             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 26.61/4.39             X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 ) ) | 
% 26.61/4.39        ( ~( ssPv7_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.39             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 26.61/4.39             X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 ) ) ))).
% 26.61/4.39  thf(zf_stmt_52, negated_conjecture,
% 26.61/4.39    (( ssPv25_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.39       U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 26.61/4.39       X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 ) | 
% 26.61/4.39     ( ssPv22_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.39       U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 26.61/4.39       X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 ) | 
% 26.61/4.39     ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 26.61/4.39     ( ~( ssNder1_2r1r1 @ U @ V ) ) | ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 26.61/4.39     ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 26.61/4.39     ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 26.61/4.39     ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 26.61/4.39     ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 26.61/4.39     ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 26.61/4.39     ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 26.61/4.39     ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.39          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 26.61/4.39     ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.39          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 26.61/4.39     ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.39          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 26.61/4.39     ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.39          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 26.61/4.39     ( ~( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.39          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) | 
% 26.61/4.39     ( ~( ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.39          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) ) | 
% 26.61/4.39     ( ~( ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.39          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 26.61/4.39          X10 ) ) | 
% 26.61/4.39     ( ~( ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.39          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 26.61/4.39          X10 @ X11 ) ) | 
% 26.61/4.39     ( ~( ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.39          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 26.61/4.39          X10 @ X11 @ X12 ) ) | 
% 26.61/4.39     ( ~( ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.39          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 26.61/4.39          X10 @ X11 @ X12 @ X13 ) ) | 
% 26.61/4.39     ( ~( ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.39          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 26.61/4.39          X10 @ X11 @ X12 @ X13 @ X14 ) ) | 
% 26.61/4.39     ( ~( ssNder1_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.39          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 26.61/4.39          X10 @ X11 @ X12 @ X13 @ X14 @ X15 ) ) | 
% 26.61/4.39     ( ~( ssPv20_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.39          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 26.61/4.39          X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 ) ) | 
% 26.61/4.39     ( ~( ssPv7_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.39          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 26.61/4.39          X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 ) )),
% 26.61/4.39    inference('cnf.neg', [status(esa)], [clause738])).
% 26.61/4.39  thf(zip_derived_cl270, plain,
% 26.61/4.39      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.61/4.39         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 26.61/4.39         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i, 
% 26.61/4.39         X21 : $i]:
% 26.61/4.39         ( (ssPv25_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 26.61/4.39            X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 26.61/4.39            X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21)
% 26.61/4.39          |  (ssPv22_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 26.61/4.39              X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 26.61/4.39              X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21)
% 26.61/4.39          | ~ (ssNder1_0)
% 26.61/4.39          | ~ (ssNder1_1r1 @ X0)
% 26.61/4.39          | ~ (ssNder1_2r1r1 @ X0 @ X1)
% 26.61/4.39          | ~ (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)
% 26.61/4.39          | ~ (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)
% 26.61/4.39          | ~ (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)
% 26.61/4.39          | ~ (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)
% 26.61/4.39          | ~ (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)
% 26.61/4.39          | ~ (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 26.61/4.39               X7)
% 26.61/4.39          | ~ (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 26.61/4.39               X6 @ X7 @ X8)
% 26.61/4.39          | ~ (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 26.61/4.39               X6 @ X7 @ X8 @ X9)
% 26.61/4.39          | ~ (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 26.61/4.39               X5 @ X6 @ X7 @ X8 @ X9 @ X10)
% 26.61/4.39          | ~ (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 26.61/4.39               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11)
% 26.61/4.39          | ~ (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 26.61/4.39               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)
% 26.61/4.39          | ~ (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 26.61/4.39               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)
% 26.61/4.40          | ~ (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 26.61/4.40               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)
% 26.61/4.40          | ~ (ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 26.61/4.40               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 26.61/4.40               X14 @ X15)
% 26.61/4.40          | ~ (ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 26.61/4.40               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 26.61/4.40               X14 @ X15 @ X16)
% 26.61/4.40          | ~ (ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 26.61/4.40               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 26.61/4.40               X14 @ X15 @ X16 @ X17)
% 26.61/4.40          | ~ (ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 26.61/4.40               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 26.61/4.40               X14 @ X15 @ X16 @ X17 @ X18)
% 26.61/4.40          | ~ (ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 26.61/4.40               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 26.61/4.40               X14 @ X15 @ X16 @ X17 @ X18 @ X19)
% 26.61/4.40          | ~ (ssNder1_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 26.61/4.40               X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 26.61/4.40               X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20)
% 26.61/4.40          | ~ (ssPv20_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 26.61/4.40               X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 26.61/4.40               X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21)
% 26.61/4.40          | ~ (ssPv7_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 26.61/4.40               X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 26.61/4.40               X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21))),
% 26.61/4.40      inference('cnf', [status(esa)], [zf_stmt_52])).
% 26.61/4.40  thf(clause601, conjecture,
% 26.61/4.40    (~( ( ssPv25_4r1r1r1r1 @ U @ V @ W @ X ) | ( ~( ssNder1_0 ) ) | 
% 26.61/4.40        ( ~( ssNder1_1r1 @ U ) ) | ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 26.61/4.40        ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 26.61/4.40        ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 26.61/4.40        ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 26.61/4.40        ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 26.61/4.40        ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 26.61/4.40        ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 26.61/4.40        ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 26.61/4.40        ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.40             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 26.61/4.40        ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.40             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 26.61/4.40        ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.40             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 26.61/4.40        ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.40             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 26.61/4.40        ( ~( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.40             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) | 
% 26.61/4.40        ( ~( ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.40             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) ) | 
% 26.61/4.40        ( ~( ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.40             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 26.61/4.40             X9 @ X10 ) ) | 
% 26.61/4.40        ( ~( ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.40             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 26.61/4.40             X9 @ X10 @ X11 ) ) | 
% 26.61/4.40        ( ~( ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.40             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 26.61/4.40             X9 @ X10 @ X11 @ X12 ) ) | 
% 26.61/4.40        ( ~( ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.40             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 26.61/4.40             X9 @ X10 @ X11 @ X12 @ X13 ) ) | 
% 26.61/4.40        ( ~( ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.40             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 26.61/4.40             X9 @ X10 @ X11 @ X12 @ X13 @ X14 ) ) | 
% 26.61/4.40        ( ~( ssNder1_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.40             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 26.61/4.40             X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 ) ) | 
% 26.61/4.40        ( ~( ssPv25_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.40             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 26.61/4.40             X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 ) ) ))).
% 26.61/4.40  thf(zf_stmt_53, negated_conjecture,
% 26.61/4.40    (( ssPv25_4r1r1r1r1 @ U @ V @ W @ X ) | ( ~( ssNder1_0 ) ) | 
% 26.61/4.40     ( ~( ssNder1_1r1 @ U ) ) | ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 26.61/4.40     ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 26.61/4.40     ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 26.61/4.40     ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 26.61/4.40     ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 26.61/4.40     ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 26.61/4.40     ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 26.61/4.40     ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 26.61/4.40     ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.40          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 26.61/4.40     ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.40          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 26.61/4.40     ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.40          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 26.61/4.40     ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.40          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 26.61/4.40     ( ~( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.40          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) | 
% 26.61/4.40     ( ~( ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.40          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) ) | 
% 26.61/4.40     ( ~( ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.40          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 26.61/4.40          X10 ) ) | 
% 26.61/4.40     ( ~( ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.40          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 26.61/4.40          X10 @ X11 ) ) | 
% 26.61/4.40     ( ~( ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.40          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 26.61/4.40          X10 @ X11 @ X12 ) ) | 
% 26.61/4.40     ( ~( ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.40          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 26.61/4.40          X10 @ X11 @ X12 @ X13 ) ) | 
% 26.61/4.40     ( ~( ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.40          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 26.61/4.40          X10 @ X11 @ X12 @ X13 @ X14 ) ) | 
% 26.61/4.40     ( ~( ssNder1_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.40          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 26.61/4.40          X10 @ X11 @ X12 @ X13 @ X14 @ X15 ) ) | 
% 26.61/4.40     ( ~( ssPv25_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.40          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 26.61/4.40          X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 ) )),
% 26.61/4.40    inference('cnf.neg', [status(esa)], [clause601])).
% 26.61/4.40  thf(zip_derived_cl407, plain,
% 26.61/4.40      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.61/4.40         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 26.61/4.40         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i, 
% 26.61/4.40         X21 : $i]:
% 26.61/4.40         ( (ssPv25_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)
% 26.61/4.40          | ~ (ssNder1_0)
% 26.61/4.40          | ~ (ssNder1_1r1 @ X0)
% 26.61/4.40          | ~ (ssNder1_2r1r1 @ X0 @ X1)
% 26.61/4.40          | ~ (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)
% 26.61/4.40          | ~ (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)
% 26.61/4.40          | ~ (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)
% 26.61/4.40          | ~ (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)
% 26.61/4.40          | ~ (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)
% 26.61/4.40          | ~ (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 26.61/4.40               X7)
% 26.61/4.40          | ~ (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 26.61/4.40               X6 @ X7 @ X8)
% 26.61/4.40          | ~ (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 26.61/4.40               X6 @ X7 @ X8 @ X9)
% 26.61/4.40          | ~ (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 26.61/4.40               X5 @ X6 @ X7 @ X8 @ X9 @ X10)
% 26.61/4.40          | ~ (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 26.61/4.40               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11)
% 26.61/4.40          | ~ (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 26.61/4.40               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)
% 26.61/4.40          | ~ (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 26.61/4.40               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)
% 26.61/4.40          | ~ (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 26.61/4.40               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)
% 26.61/4.40          | ~ (ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 26.61/4.40               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 26.61/4.40               X14 @ X15)
% 26.61/4.40          | ~ (ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 26.61/4.40               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 26.61/4.40               X14 @ X15 @ X16)
% 26.61/4.40          | ~ (ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 26.61/4.40               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 26.61/4.40               X14 @ X15 @ X16 @ X17)
% 26.61/4.40          | ~ (ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 26.61/4.40               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 26.61/4.40               X14 @ X15 @ X16 @ X17 @ X18)
% 26.61/4.40          | ~ (ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 26.61/4.40               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 26.61/4.40               X14 @ X15 @ X16 @ X17 @ X18 @ X19)
% 26.61/4.40          | ~ (ssNder1_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 26.61/4.40               X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 26.61/4.40               X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20)
% 26.61/4.40          | ~ (ssPv25_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 26.61/4.40               X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 26.61/4.40               X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21))),
% 26.61/4.40      inference('cnf', [status(esa)], [zf_stmt_53])).
% 26.61/4.40  thf(zip_derived_cl1007, plain, ( (ssNder1_0)),
% 26.61/4.40      inference('cnf', [status(esa)], [zf_stmt_1])).
% 26.61/4.40  thf(zip_derived_cl1013, plain, (![X0 : $i]:  (ssNder1_1r1 @ X0)),
% 26.61/4.40      inference('demod', [status(thm)],
% 26.61/4.40                [zip_derived_cl1006, zip_derived_cl1007])).
% 26.61/4.40  thf(zip_derived_cl1014, plain,
% 26.61/4.40      (![X0 : $i, X1 : $i]:  (ssNder1_2r1r1 @ X0 @ X1)),
% 26.61/4.40      inference('demod', [status(thm)],
% 26.61/4.40                [zip_derived_cl1005, zip_derived_cl1007, zip_derived_cl1013])).
% 26.61/4.40  thf(zip_derived_cl1019, plain,
% 26.61/4.40      (![X0 : $i, X1 : $i, X2 : $i]:  (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)),
% 26.61/4.40      inference('demod', [status(thm)],
% 26.61/4.40                [zip_derived_cl999, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.40                 zip_derived_cl1014])).
% 26.61/4.40  thf(zip_derived_cl1038, plain,
% 26.61/4.40      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 26.61/4.40          (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)),
% 26.61/4.40      inference('demod', [status(thm)],
% 26.61/4.40                [zip_derived_cl991, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.40                 zip_derived_cl1014, zip_derived_cl1019])).
% 26.61/4.40  thf(zip_derived_cl1058, plain,
% 26.61/4.40      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 26.61/4.40          (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)),
% 26.61/4.40      inference('demod', [status(thm)],
% 26.61/4.40                [zip_derived_cl973, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.40                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038])).
% 26.61/4.40  thf(zip_derived_cl1082, plain,
% 26.61/4.40      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 26.61/4.40          (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)),
% 26.61/4.40      inference('demod', [status(thm)],
% 26.61/4.40                [zip_derived_cl959, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.40                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.61/4.40                 zip_derived_cl1058])).
% 26.61/4.40  thf(zip_derived_cl1121, plain,
% 26.61/4.40      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i]:
% 26.61/4.40          (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)),
% 26.61/4.40      inference('demod', [status(thm)],
% 26.61/4.40                [zip_derived_cl938, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.40                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.61/4.40                 zip_derived_cl1058, zip_derived_cl1082])).
% 26.61/4.40  thf(zip_derived_cl1162, plain,
% 26.61/4.40      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, X7 : $i]:
% 26.61/4.40          (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7)),
% 26.61/4.40      inference('demod', [status(thm)],
% 26.61/4.40                [zip_derived_cl912, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.40                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.61/4.40                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121])).
% 26.61/4.40  thf(zip_derived_cl1209, plain,
% 26.61/4.40      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.61/4.40         X7 : $i, X8 : $i]:
% 26.61/4.40          (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 26.61/4.40           X7 @ X8)),
% 26.61/4.40      inference('demod', [status(thm)],
% 26.61/4.40                [zip_derived_cl889, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.40                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.61/4.40                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.61/4.40                 zip_derived_cl1162])).
% 26.61/4.40  thf(zip_derived_cl1257, plain,
% 26.61/4.40      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.61/4.40         X7 : $i, X8 : $i, X9 : $i]:
% 26.61/4.40          (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 26.61/4.40           X7 @ X8 @ X9)),
% 26.61/4.40      inference('demod', [status(thm)],
% 26.61/4.40                [zip_derived_cl861, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.40                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.61/4.40                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.61/4.40                 zip_derived_cl1162, zip_derived_cl1209])).
% 26.61/4.40  thf(zip_derived_cl1310, plain,
% 26.61/4.40      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.61/4.40         X7 : $i, X8 : $i, X9 : $i, X10 : $i]:
% 26.61/4.40          (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 26.61/4.40           X6 @ X7 @ X8 @ X9 @ X10)),
% 26.61/4.40      inference('demod', [status(thm)],
% 26.61/4.40                [zip_derived_cl832, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.40                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.61/4.40                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.61/4.40                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257])).
% 26.61/4.40  thf(zip_derived_cl1364, plain,
% 26.61/4.40      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.61/4.40         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i]:
% 26.61/4.40          (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 26.61/4.40           X6 @ X7 @ X8 @ X9 @ X10 @ X11)),
% 26.61/4.40      inference('demod', [status(thm)],
% 26.61/4.40                [zip_derived_cl807, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.40                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.61/4.40                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.61/4.40                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257, 
% 26.61/4.40                 zip_derived_cl1310])).
% 26.61/4.40  thf(zip_derived_cl1419, plain,
% 26.61/4.40      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.61/4.40         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i]:
% 26.61/4.40          (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 26.61/4.40           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)),
% 26.61/4.40      inference('demod', [status(thm)],
% 26.61/4.40                [zip_derived_cl774, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.40                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.61/4.40                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.61/4.40                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257, 
% 26.61/4.40                 zip_derived_cl1310, zip_derived_cl1364])).
% 26.61/4.40  thf(zip_derived_cl1478, plain,
% 26.61/4.40      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.61/4.40         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i]:
% 26.61/4.40          (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 26.61/4.40           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)),
% 26.61/4.40      inference('demod', [status(thm)],
% 26.61/4.40                [zip_derived_cl738, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.40                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.61/4.40                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.61/4.40                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257, 
% 26.61/4.40                 zip_derived_cl1310, zip_derived_cl1364, zip_derived_cl1419])).
% 26.61/4.40  thf(zip_derived_cl1542, plain,
% 26.61/4.40      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.61/4.40         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 26.61/4.40         X14 : $i]:
% 26.61/4.40          (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 26.61/4.40           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)),
% 26.61/4.40      inference('demod', [status(thm)],
% 26.61/4.40                [zip_derived_cl705, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.40                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.61/4.40                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.61/4.40                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257, 
% 26.61/4.40                 zip_derived_cl1310, zip_derived_cl1364, zip_derived_cl1419, 
% 26.61/4.40                 zip_derived_cl1478])).
% 26.61/4.40  thf(zip_derived_cl1606, plain,
% 26.61/4.40      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.61/4.40         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 26.61/4.40         X14 : $i, X15 : $i]:
% 26.61/4.40          (ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 26.61/4.40           X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15)),
% 26.61/4.40      inference('demod', [status(thm)],
% 26.61/4.40                [zip_derived_cl664, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.40                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.61/4.40                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.61/4.40                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257, 
% 26.61/4.40                 zip_derived_cl1310, zip_derived_cl1364, zip_derived_cl1419, 
% 26.61/4.40                 zip_derived_cl1478, zip_derived_cl1542])).
% 26.61/4.40  thf(zip_derived_cl1682, plain,
% 26.61/4.40      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.61/4.40         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 26.61/4.40         X14 : $i, X15 : $i, X16 : $i]:
% 26.61/4.40          (ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 26.61/4.40           X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ 
% 26.61/4.40           X16)),
% 26.61/4.40      inference('demod', [status(thm)],
% 26.61/4.40                [zip_derived_cl628, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.40                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.61/4.40                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.61/4.40                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257, 
% 26.61/4.40                 zip_derived_cl1310, zip_derived_cl1364, zip_derived_cl1419, 
% 26.61/4.40                 zip_derived_cl1478, zip_derived_cl1542, zip_derived_cl1606])).
% 26.61/4.40  thf(zip_derived_cl1756, plain,
% 26.61/4.40      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.61/4.40         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 26.61/4.40         X14 : $i, X15 : $i, X16 : $i, X17 : $i]:
% 26.61/4.40          (ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 26.61/4.40           X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 26.61/4.40           X15 @ X16 @ X17)),
% 26.61/4.40      inference('demod', [status(thm)],
% 26.61/4.40                [zip_derived_cl591, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.40                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.61/4.40                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.61/4.40                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257, 
% 26.61/4.40                 zip_derived_cl1310, zip_derived_cl1364, zip_derived_cl1419, 
% 26.61/4.40                 zip_derived_cl1478, zip_derived_cl1542, zip_derived_cl1606, 
% 26.61/4.40                 zip_derived_cl1682])).
% 26.61/4.40  thf(zip_derived_cl1830, plain,
% 26.61/4.40      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.61/4.40         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 26.61/4.40         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i]:
% 26.61/4.40          (ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 26.61/4.40           X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 26.61/4.40           X15 @ X16 @ X17 @ X18)),
% 26.61/4.40      inference('demod', [status(thm)],
% 26.61/4.40                [zip_derived_cl551, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.40                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.61/4.40                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.61/4.40                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257, 
% 26.61/4.40                 zip_derived_cl1310, zip_derived_cl1364, zip_derived_cl1419, 
% 26.61/4.40                 zip_derived_cl1478, zip_derived_cl1542, zip_derived_cl1606, 
% 26.61/4.40                 zip_derived_cl1682, zip_derived_cl1756])).
% 26.61/4.40  thf(zip_derived_cl1898, plain,
% 26.61/4.40      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.61/4.40         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 26.61/4.40         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i]:
% 26.61/4.40          (ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 26.61/4.40           X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 26.61/4.40           X15 @ X16 @ X17 @ X18 @ X19)),
% 26.61/4.40      inference('demod', [status(thm)],
% 26.61/4.40                [zip_derived_cl510, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.40                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.61/4.40                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.61/4.40                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257, 
% 26.61/4.40                 zip_derived_cl1310, zip_derived_cl1364, zip_derived_cl1419, 
% 26.61/4.40                 zip_derived_cl1478, zip_derived_cl1542, zip_derived_cl1606, 
% 26.61/4.40                 zip_derived_cl1682, zip_derived_cl1756, zip_derived_cl1830])).
% 26.61/4.40  thf(zip_derived_cl1984, plain,
% 26.61/4.40      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.61/4.40         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 26.61/4.40         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i]:
% 26.61/4.40          (ssNder1_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 26.61/4.40           X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 26.61/4.40           X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20)),
% 26.61/4.40      inference('demod', [status(thm)],
% 26.61/4.40                [zip_derived_cl462, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.40                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.61/4.40                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.61/4.40                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257, 
% 26.61/4.40                 zip_derived_cl1310, zip_derived_cl1364, zip_derived_cl1419, 
% 26.61/4.40                 zip_derived_cl1478, zip_derived_cl1542, zip_derived_cl1606, 
% 26.61/4.40                 zip_derived_cl1682, zip_derived_cl1756, zip_derived_cl1830, 
% 26.61/4.40                 zip_derived_cl1898])).
% 26.61/4.40  thf(zip_derived_cl2034, plain,
% 26.61/4.40      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.61/4.40         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 26.61/4.40         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i, 
% 26.61/4.40         X21 : $i]:
% 26.61/4.40         ( (ssPv25_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)
% 26.61/4.40          | ~ (ssPv25_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 26.61/4.40               X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 26.61/4.40               X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21))),
% 26.61/4.40      inference('demod', [status(thm)],
% 26.61/4.40                [zip_derived_cl407, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.40                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.61/4.40                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.61/4.40                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257, 
% 26.61/4.40                 zip_derived_cl1310, zip_derived_cl1364, zip_derived_cl1419, 
% 26.61/4.40                 zip_derived_cl1478, zip_derived_cl1542, zip_derived_cl1606, 
% 26.61/4.40                 zip_derived_cl1682, zip_derived_cl1756, zip_derived_cl1830, 
% 26.61/4.40                 zip_derived_cl1898, zip_derived_cl1984])).
% 26.61/4.40  thf(clause22, conjecture,
% 26.61/4.40    (~( ( ssPv24_5r1r1r1r1r1 @ U @ V @ W @ X @ skc46 ) | ( ~( ssNder1_0 ) ) | 
% 26.61/4.40        ( ~( ssNder1_1r1 @ U ) ) | ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 26.61/4.40        ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) ))).
% 26.61/4.40  thf(zf_stmt_54, negated_conjecture,
% 26.61/4.40    (( ssPv24_5r1r1r1r1r1 @ U @ V @ W @ X @ skc46 ) | ( ~( ssNder1_0 ) ) | 
% 26.61/4.40     ( ~( ssNder1_1r1 @ U ) ) | ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 26.61/4.40     ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) )),
% 26.61/4.40    inference('cnf.neg', [status(esa)], [clause22])).
% 26.61/4.40  thf(zip_derived_cl986, plain,
% 26.61/4.40      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 26.61/4.40         ( (ssPv24_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ skc46)
% 26.61/4.40          | ~ (ssNder1_0)
% 26.61/4.40          | ~ (ssNder1_1r1 @ X0)
% 26.61/4.40          | ~ (ssNder1_2r1r1 @ X0 @ X1)
% 26.61/4.40          | ~ (ssNder1_3r1r1r1 @ X0 @ X1 @ X2))),
% 26.61/4.40      inference('cnf', [status(esa)], [zf_stmt_54])).
% 26.61/4.40  thf(zip_derived_cl1007, plain, ( (ssNder1_0)),
% 26.61/4.40      inference('cnf', [status(esa)], [zf_stmt_1])).
% 26.61/4.40  thf(zip_derived_cl1013, plain, (![X0 : $i]:  (ssNder1_1r1 @ X0)),
% 26.61/4.40      inference('demod', [status(thm)],
% 26.61/4.40                [zip_derived_cl1006, zip_derived_cl1007])).
% 26.61/4.40  thf(zip_derived_cl1014, plain,
% 26.61/4.40      (![X0 : $i, X1 : $i]:  (ssNder1_2r1r1 @ X0 @ X1)),
% 26.61/4.40      inference('demod', [status(thm)],
% 26.61/4.40                [zip_derived_cl1005, zip_derived_cl1007, zip_derived_cl1013])).
% 26.61/4.40  thf(zip_derived_cl1019, plain,
% 26.61/4.40      (![X0 : $i, X1 : $i, X2 : $i]:  (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)),
% 26.61/4.40      inference('demod', [status(thm)],
% 26.61/4.40                [zip_derived_cl999, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.40                 zip_derived_cl1014])).
% 26.61/4.40  thf(zip_derived_cl1049, plain,
% 26.61/4.40      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 26.61/4.40          (ssPv24_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ skc46)),
% 26.61/4.40      inference('demod', [status(thm)],
% 26.61/4.40                [zip_derived_cl986, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.40                 zip_derived_cl1014, zip_derived_cl1019])).
% 26.61/4.40  thf(clause50, conjecture,
% 26.61/4.40    (~( ( ssPv22_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ skc42 ) | 
% 26.61/4.40        ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 26.61/4.40        ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 26.61/4.40        ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 26.61/4.40        ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 26.61/4.40        ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) ))).
% 26.61/4.40  thf(zf_stmt_55, negated_conjecture,
% 26.61/4.40    (( ssPv22_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ skc42 ) | 
% 26.61/4.40     ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 26.61/4.40     ( ~( ssNder1_2r1r1 @ U @ V ) ) | ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 26.61/4.40     ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 26.61/4.40     ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) )),
% 26.61/4.40    inference('cnf.neg', [status(esa)], [clause50])).
% 26.61/4.40  thf(zip_derived_cl958, plain,
% 26.61/4.40      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 26.61/4.40         ( (ssPv22_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ skc42)
% 26.61/4.40          | ~ (ssNder1_0)
% 26.61/4.40          | ~ (ssNder1_1r1 @ X0)
% 26.61/4.40          | ~ (ssNder1_2r1r1 @ X0 @ X1)
% 26.61/4.40          | ~ (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)
% 26.61/4.40          | ~ (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)
% 26.61/4.40          | ~ (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4))),
% 26.61/4.40      inference('cnf', [status(esa)], [zf_stmt_55])).
% 26.61/4.40  thf(zip_derived_cl1007, plain, ( (ssNder1_0)),
% 26.61/4.40      inference('cnf', [status(esa)], [zf_stmt_1])).
% 26.61/4.40  thf(zip_derived_cl1013, plain, (![X0 : $i]:  (ssNder1_1r1 @ X0)),
% 26.61/4.40      inference('demod', [status(thm)],
% 26.61/4.40                [zip_derived_cl1006, zip_derived_cl1007])).
% 26.61/4.40  thf(zip_derived_cl1014, plain,
% 26.61/4.40      (![X0 : $i, X1 : $i]:  (ssNder1_2r1r1 @ X0 @ X1)),
% 26.61/4.40      inference('demod', [status(thm)],
% 26.61/4.40                [zip_derived_cl1005, zip_derived_cl1007, zip_derived_cl1013])).
% 26.61/4.40  thf(zip_derived_cl1019, plain,
% 26.61/4.40      (![X0 : $i, X1 : $i, X2 : $i]:  (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)),
% 26.61/4.40      inference('demod', [status(thm)],
% 26.61/4.40                [zip_derived_cl999, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.40                 zip_derived_cl1014])).
% 26.61/4.40  thf(zip_derived_cl1038, plain,
% 26.61/4.40      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 26.61/4.40          (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)),
% 26.61/4.40      inference('demod', [status(thm)],
% 26.61/4.40                [zip_derived_cl991, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.40                 zip_derived_cl1014, zip_derived_cl1019])).
% 26.61/4.40  thf(zip_derived_cl1058, plain,
% 26.61/4.40      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 26.61/4.40          (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)),
% 26.61/4.40      inference('demod', [status(thm)],
% 26.61/4.40                [zip_derived_cl973, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.40                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038])).
% 26.61/4.40  thf(zip_derived_cl1088, plain,
% 26.61/4.40      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 26.61/4.40          (ssPv22_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ skc42)),
% 26.61/4.40      inference('demod', [status(thm)],
% 26.61/4.40                [zip_derived_cl958, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.40                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.61/4.40                 zip_derived_cl1058])).
% 26.61/4.40  thf(clause431, conjecture,
% 26.61/4.40    (~( ( ssPv22_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.40          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 26.61/4.40          X10 @ X11 @ X12 ) | 
% 26.61/4.40        ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 26.61/4.40        ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 26.61/4.40        ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 26.61/4.40        ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 26.61/4.40        ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 26.61/4.40        ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 26.61/4.40        ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 26.61/4.40        ( ~( ssPv22_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 26.61/4.40        ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 26.61/4.40        ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 26.61/4.40        ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.40             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 26.61/4.40        ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.40             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 26.61/4.40        ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.40             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 26.61/4.40        ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.40             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 26.61/4.40        ( ~( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.40             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) | 
% 26.61/4.40        ( ~( ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.40             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) ) | 
% 26.61/4.40        ( ~( ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.40             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 26.61/4.40             X9 @ X10 ) ) | 
% 26.61/4.40        ( ~( ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.40             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 26.61/4.40             X9 @ X10 @ X11 ) ) ))).
% 26.61/4.40  thf(zf_stmt_56, negated_conjecture,
% 26.61/4.40    (( ssPv22_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.40       U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 26.61/4.40       X10 @ X11 @ X12 ) | 
% 26.61/4.40     ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 26.61/4.40     ( ~( ssNder1_2r1r1 @ U @ V ) ) | ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 26.61/4.40     ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 26.61/4.40     ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 26.61/4.40     ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 26.61/4.40     ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 26.61/4.40     ( ~( ssPv22_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 26.61/4.40     ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 26.61/4.40     ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 26.61/4.40     ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.40          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 26.61/4.40     ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.40          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 26.61/4.40     ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.40          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 26.61/4.40     ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.40          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 26.61/4.40     ( ~( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.40          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) | 
% 26.61/4.40     ( ~( ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.40          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) ) | 
% 26.61/4.40     ( ~( ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.40          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 26.61/4.40          X10 ) ) | 
% 26.61/4.40     ( ~( ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.40          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 26.61/4.40          X10 @ X11 ) )),
% 26.61/4.40    inference('cnf.neg', [status(esa)], [clause431])).
% 26.61/4.40  thf(zip_derived_cl577, plain,
% 26.61/4.40      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.61/4.40         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 26.61/4.40         X14 : $i, X15 : $i, X16 : $i, X17 : $i]:
% 26.61/4.40         ( (ssPv22_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 26.61/4.40            X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 26.61/4.40            X15 @ X16 @ X17)
% 26.61/4.40          | ~ (ssNder1_0)
% 26.61/4.40          | ~ (ssNder1_1r1 @ X0)
% 26.61/4.40          | ~ (ssNder1_2r1r1 @ X0 @ X1)
% 26.61/4.40          | ~ (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)
% 26.61/4.40          | ~ (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)
% 26.61/4.40          | ~ (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)
% 26.61/4.40          | ~ (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)
% 26.61/4.40          | ~ (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)
% 26.61/4.40          | ~ (ssPv22_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)
% 26.61/4.40          | ~ (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 26.61/4.40               X7)
% 26.61/4.40          | ~ (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 26.61/4.40               X6 @ X7 @ X8)
% 26.61/4.40          | ~ (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 26.61/4.40               X6 @ X7 @ X8 @ X9)
% 26.61/4.40          | ~ (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 26.61/4.40               X5 @ X6 @ X7 @ X8 @ X9 @ X10)
% 26.61/4.40          | ~ (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 26.61/4.40               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11)
% 26.61/4.40          | ~ (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 26.61/4.40               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)
% 26.61/4.40          | ~ (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 26.61/4.40               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)
% 26.61/4.40          | ~ (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 26.61/4.40               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)
% 26.61/4.40          | ~ (ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 26.61/4.40               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 26.61/4.40               X14 @ X15)
% 26.61/4.40          | ~ (ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 26.61/4.40               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 26.61/4.40               X14 @ X15 @ X16))),
% 26.61/4.40      inference('cnf', [status(esa)], [zf_stmt_56])).
% 26.61/4.40  thf(zip_derived_cl1007, plain, ( (ssNder1_0)),
% 26.61/4.40      inference('cnf', [status(esa)], [zf_stmt_1])).
% 26.61/4.40  thf(zip_derived_cl1013, plain, (![X0 : $i]:  (ssNder1_1r1 @ X0)),
% 26.61/4.40      inference('demod', [status(thm)],
% 26.61/4.40                [zip_derived_cl1006, zip_derived_cl1007])).
% 26.61/4.40  thf(zip_derived_cl1014, plain,
% 26.61/4.40      (![X0 : $i, X1 : $i]:  (ssNder1_2r1r1 @ X0 @ X1)),
% 26.61/4.40      inference('demod', [status(thm)],
% 26.61/4.40                [zip_derived_cl1005, zip_derived_cl1007, zip_derived_cl1013])).
% 26.61/4.40  thf(zip_derived_cl1019, plain,
% 26.61/4.40      (![X0 : $i, X1 : $i, X2 : $i]:  (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)),
% 26.61/4.40      inference('demod', [status(thm)],
% 26.61/4.40                [zip_derived_cl999, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.40                 zip_derived_cl1014])).
% 26.61/4.40  thf(zip_derived_cl1038, plain,
% 26.61/4.40      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 26.61/4.40          (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)),
% 26.61/4.40      inference('demod', [status(thm)],
% 26.61/4.40                [zip_derived_cl991, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.40                 zip_derived_cl1014, zip_derived_cl1019])).
% 26.61/4.40  thf(zip_derived_cl1058, plain,
% 26.61/4.40      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 26.61/4.40          (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)),
% 26.61/4.40      inference('demod', [status(thm)],
% 26.61/4.40                [zip_derived_cl973, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.40                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038])).
% 26.61/4.40  thf(zip_derived_cl1082, plain,
% 26.61/4.40      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 26.61/4.40          (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)),
% 26.61/4.40      inference('demod', [status(thm)],
% 26.61/4.40                [zip_derived_cl959, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.40                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.61/4.40                 zip_derived_cl1058])).
% 26.61/4.40  thf(zip_derived_cl1121, plain,
% 26.61/4.40      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i]:
% 26.61/4.40          (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)),
% 26.61/4.40      inference('demod', [status(thm)],
% 26.61/4.40                [zip_derived_cl938, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.40                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.61/4.40                 zip_derived_cl1058, zip_derived_cl1082])).
% 26.61/4.40  thf(zip_derived_cl1162, plain,
% 26.61/4.40      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, X7 : $i]:
% 26.61/4.40          (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7)),
% 26.61/4.40      inference('demod', [status(thm)],
% 26.61/4.40                [zip_derived_cl912, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.40                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.61/4.40                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121])).
% 26.61/4.40  thf(zip_derived_cl1209, plain,
% 26.61/4.40      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.61/4.40         X7 : $i, X8 : $i]:
% 26.61/4.40          (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 26.61/4.40           X7 @ X8)),
% 26.61/4.40      inference('demod', [status(thm)],
% 26.61/4.40                [zip_derived_cl889, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.40                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.61/4.40                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.61/4.40                 zip_derived_cl1162])).
% 26.61/4.40  thf(zip_derived_cl1257, plain,
% 26.61/4.40      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.61/4.40         X7 : $i, X8 : $i, X9 : $i]:
% 26.61/4.40          (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 26.61/4.40           X7 @ X8 @ X9)),
% 26.61/4.40      inference('demod', [status(thm)],
% 26.61/4.40                [zip_derived_cl861, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.40                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.61/4.40                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.61/4.40                 zip_derived_cl1162, zip_derived_cl1209])).
% 26.61/4.40  thf(zip_derived_cl1310, plain,
% 26.61/4.40      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.61/4.40         X7 : $i, X8 : $i, X9 : $i, X10 : $i]:
% 26.61/4.40          (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 26.61/4.40           X6 @ X7 @ X8 @ X9 @ X10)),
% 26.61/4.40      inference('demod', [status(thm)],
% 26.61/4.40                [zip_derived_cl832, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.40                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.61/4.40                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.61/4.40                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257])).
% 26.61/4.40  thf(zip_derived_cl1364, plain,
% 26.61/4.40      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.61/4.40         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i]:
% 26.61/4.40          (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 26.61/4.40           X6 @ X7 @ X8 @ X9 @ X10 @ X11)),
% 26.61/4.40      inference('demod', [status(thm)],
% 26.61/4.40                [zip_derived_cl807, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.40                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.61/4.40                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.61/4.40                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257, 
% 26.61/4.40                 zip_derived_cl1310])).
% 26.61/4.40  thf(zip_derived_cl1419, plain,
% 26.61/4.40      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.61/4.40         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i]:
% 26.61/4.40          (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 26.61/4.40           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)),
% 26.61/4.40      inference('demod', [status(thm)],
% 26.61/4.40                [zip_derived_cl774, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.40                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.61/4.40                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.61/4.40                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257, 
% 26.61/4.40                 zip_derived_cl1310, zip_derived_cl1364])).
% 26.61/4.40  thf(zip_derived_cl1478, plain,
% 26.61/4.40      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.61/4.40         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i]:
% 26.61/4.40          (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 26.61/4.40           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)),
% 26.61/4.40      inference('demod', [status(thm)],
% 26.61/4.40                [zip_derived_cl738, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.40                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.61/4.40                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.61/4.40                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257, 
% 26.61/4.40                 zip_derived_cl1310, zip_derived_cl1364, zip_derived_cl1419])).
% 26.61/4.40  thf(zip_derived_cl1542, plain,
% 26.61/4.40      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.61/4.40         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 26.61/4.40         X14 : $i]:
% 26.61/4.40          (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 26.61/4.40           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)),
% 26.61/4.40      inference('demod', [status(thm)],
% 26.61/4.40                [zip_derived_cl705, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.40                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.61/4.40                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.61/4.40                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257, 
% 26.61/4.40                 zip_derived_cl1310, zip_derived_cl1364, zip_derived_cl1419, 
% 26.61/4.40                 zip_derived_cl1478])).
% 26.61/4.40  thf(zip_derived_cl1606, plain,
% 26.61/4.40      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.61/4.40         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 26.61/4.40         X14 : $i, X15 : $i]:
% 26.61/4.40          (ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 26.61/4.40           X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15)),
% 26.61/4.40      inference('demod', [status(thm)],
% 26.61/4.40                [zip_derived_cl664, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.40                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.61/4.40                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.61/4.40                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257, 
% 26.61/4.40                 zip_derived_cl1310, zip_derived_cl1364, zip_derived_cl1419, 
% 26.61/4.40                 zip_derived_cl1478, zip_derived_cl1542])).
% 26.61/4.40  thf(zip_derived_cl1682, plain,
% 26.61/4.40      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.61/4.40         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 26.61/4.40         X14 : $i, X15 : $i, X16 : $i]:
% 26.61/4.40          (ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 26.61/4.40           X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ 
% 26.61/4.40           X16)),
% 26.61/4.40      inference('demod', [status(thm)],
% 26.61/4.40                [zip_derived_cl628, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.40                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.61/4.40                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.61/4.40                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257, 
% 26.61/4.40                 zip_derived_cl1310, zip_derived_cl1364, zip_derived_cl1419, 
% 26.61/4.40                 zip_derived_cl1478, zip_derived_cl1542, zip_derived_cl1606])).
% 26.61/4.40  thf(zip_derived_cl1789, plain,
% 26.61/4.40      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.61/4.40         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 26.61/4.40         X14 : $i, X15 : $i, X16 : $i, X17 : $i]:
% 26.61/4.40         ( (ssPv22_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 26.61/4.40            X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 26.61/4.40            X15 @ X16 @ X17)
% 26.61/4.40          | ~ (ssPv22_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6))),
% 26.61/4.40      inference('demod', [status(thm)],
% 26.61/4.40                [zip_derived_cl577, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.40                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.61/4.40                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.61/4.40                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257, 
% 26.61/4.40                 zip_derived_cl1310, zip_derived_cl1364, zip_derived_cl1419, 
% 26.61/4.40                 zip_derived_cl1478, zip_derived_cl1542, zip_derived_cl1606, 
% 26.61/4.40                 zip_derived_cl1682])).
% 26.61/4.40  thf(clause427, conjecture,
% 26.61/4.40    (~( ( ssPv24_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.40          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 26.61/4.40          X10 @ X11 @ X12 ) | 
% 26.61/4.40        ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 26.61/4.40        ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 26.61/4.40        ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 26.61/4.40        ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 26.61/4.40        ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 26.61/4.40        ( ~( ssPv24_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 26.61/4.40        ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 26.61/4.40        ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 26.61/4.40        ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 26.61/4.40        ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 26.61/4.40        ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.40             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 26.61/4.40        ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.40             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 26.61/4.40        ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.40             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 26.61/4.40        ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.40             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 26.61/4.40        ( ~( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.40             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) | 
% 26.61/4.40        ( ~( ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.40             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) ) | 
% 26.61/4.40        ( ~( ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.40             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 26.61/4.40             X9 @ X10 ) ) | 
% 26.61/4.40        ( ~( ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.40             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 26.61/4.40             X9 @ X10 @ X11 ) ) ))).
% 26.61/4.40  thf(zf_stmt_57, negated_conjecture,
% 26.61/4.40    (( ssPv24_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.40       U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 26.61/4.40       X10 @ X11 @ X12 ) | 
% 26.61/4.40     ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 26.61/4.40     ( ~( ssNder1_2r1r1 @ U @ V ) ) | ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 26.61/4.40     ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 26.61/4.40     ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 26.61/4.40     ( ~( ssPv24_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 26.61/4.40     ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 26.61/4.40     ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 26.61/4.40     ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 26.61/4.40     ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 26.61/4.40     ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.40          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 26.61/4.40     ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.40          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 26.61/4.40     ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.40          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 26.61/4.40     ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.40          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 26.61/4.40     ( ~( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.40          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) | 
% 26.61/4.40     ( ~( ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.40          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) ) | 
% 26.61/4.40     ( ~( ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.40          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 26.61/4.40          X10 ) ) | 
% 26.61/4.40     ( ~( ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.40          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 26.61/4.40          X10 @ X11 ) )),
% 26.61/4.40    inference('cnf.neg', [status(esa)], [clause427])).
% 26.61/4.40  thf(zip_derived_cl581, plain,
% 26.61/4.40      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.61/4.40         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 26.61/4.40         X14 : $i, X15 : $i, X16 : $i, X17 : $i]:
% 26.61/4.40         ( (ssPv24_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 26.61/4.40            X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 26.61/4.40            X15 @ X16 @ X17)
% 26.61/4.40          | ~ (ssNder1_0)
% 26.61/4.40          | ~ (ssNder1_1r1 @ X0)
% 26.61/4.40          | ~ (ssNder1_2r1r1 @ X0 @ X1)
% 26.61/4.40          | ~ (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)
% 26.61/4.40          | ~ (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)
% 26.61/4.40          | ~ (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)
% 26.61/4.40          | ~ (ssPv24_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)
% 26.61/4.40          | ~ (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)
% 26.61/4.40          | ~ (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)
% 26.61/4.40          | ~ (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 26.61/4.40               X7)
% 26.61/4.40          | ~ (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 26.61/4.40               X6 @ X7 @ X8)
% 26.61/4.40          | ~ (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 26.61/4.40               X6 @ X7 @ X8 @ X9)
% 26.61/4.40          | ~ (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 26.61/4.40               X5 @ X6 @ X7 @ X8 @ X9 @ X10)
% 26.61/4.40          | ~ (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 26.61/4.40               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11)
% 26.61/4.40          | ~ (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 26.61/4.40               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)
% 26.61/4.40          | ~ (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 26.61/4.40               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)
% 26.61/4.40          | ~ (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 26.61/4.40               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)
% 26.61/4.40          | ~ (ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 26.61/4.40               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 26.61/4.40               X14 @ X15)
% 26.61/4.40          | ~ (ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 26.61/4.40               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 26.61/4.40               X14 @ X15 @ X16))),
% 26.61/4.40      inference('cnf', [status(esa)], [zf_stmt_57])).
% 26.61/4.40  thf(zip_derived_cl1007, plain, ( (ssNder1_0)),
% 26.61/4.40      inference('cnf', [status(esa)], [zf_stmt_1])).
% 26.61/4.40  thf(zip_derived_cl1013, plain, (![X0 : $i]:  (ssNder1_1r1 @ X0)),
% 26.61/4.40      inference('demod', [status(thm)],
% 26.61/4.40                [zip_derived_cl1006, zip_derived_cl1007])).
% 26.61/4.40  thf(zip_derived_cl1014, plain,
% 26.61/4.40      (![X0 : $i, X1 : $i]:  (ssNder1_2r1r1 @ X0 @ X1)),
% 26.61/4.40      inference('demod', [status(thm)],
% 26.61/4.40                [zip_derived_cl1005, zip_derived_cl1007, zip_derived_cl1013])).
% 26.61/4.40  thf(zip_derived_cl1019, plain,
% 26.61/4.40      (![X0 : $i, X1 : $i, X2 : $i]:  (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)),
% 26.61/4.40      inference('demod', [status(thm)],
% 26.61/4.40                [zip_derived_cl999, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.40                 zip_derived_cl1014])).
% 26.61/4.40  thf(zip_derived_cl1038, plain,
% 26.61/4.40      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 26.61/4.40          (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)),
% 26.61/4.40      inference('demod', [status(thm)],
% 26.61/4.40                [zip_derived_cl991, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.40                 zip_derived_cl1014, zip_derived_cl1019])).
% 26.61/4.40  thf(zip_derived_cl1058, plain,
% 26.61/4.40      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 26.61/4.40          (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)),
% 26.61/4.40      inference('demod', [status(thm)],
% 26.61/4.40                [zip_derived_cl973, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.40                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038])).
% 26.61/4.40  thf(zip_derived_cl1082, plain,
% 26.61/4.40      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 26.61/4.40          (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)),
% 26.61/4.40      inference('demod', [status(thm)],
% 26.61/4.40                [zip_derived_cl959, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.40                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.61/4.40                 zip_derived_cl1058])).
% 26.61/4.40  thf(zip_derived_cl1121, plain,
% 26.61/4.40      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i]:
% 26.61/4.40          (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)),
% 26.61/4.40      inference('demod', [status(thm)],
% 26.61/4.40                [zip_derived_cl938, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.40                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.61/4.40                 zip_derived_cl1058, zip_derived_cl1082])).
% 26.61/4.40  thf(zip_derived_cl1162, plain,
% 26.61/4.40      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, X7 : $i]:
% 26.61/4.40          (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7)),
% 26.61/4.40      inference('demod', [status(thm)],
% 26.61/4.40                [zip_derived_cl912, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.40                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.61/4.40                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121])).
% 26.61/4.40  thf(zip_derived_cl1209, plain,
% 26.61/4.40      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.61/4.40         X7 : $i, X8 : $i]:
% 26.61/4.40          (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 26.61/4.40           X7 @ X8)),
% 26.61/4.40      inference('demod', [status(thm)],
% 26.61/4.40                [zip_derived_cl889, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.40                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.61/4.40                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.61/4.40                 zip_derived_cl1162])).
% 26.61/4.40  thf(zip_derived_cl1257, plain,
% 26.61/4.40      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.61/4.40         X7 : $i, X8 : $i, X9 : $i]:
% 26.61/4.40          (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 26.61/4.40           X7 @ X8 @ X9)),
% 26.61/4.40      inference('demod', [status(thm)],
% 26.61/4.40                [zip_derived_cl861, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.40                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.61/4.40                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.61/4.40                 zip_derived_cl1162, zip_derived_cl1209])).
% 26.61/4.40  thf(zip_derived_cl1310, plain,
% 26.61/4.40      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.61/4.40         X7 : $i, X8 : $i, X9 : $i, X10 : $i]:
% 26.61/4.40          (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 26.61/4.40           X6 @ X7 @ X8 @ X9 @ X10)),
% 26.61/4.40      inference('demod', [status(thm)],
% 26.61/4.40                [zip_derived_cl832, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.40                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.61/4.40                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.61/4.40                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257])).
% 26.61/4.40  thf(zip_derived_cl1364, plain,
% 26.61/4.40      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.61/4.40         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i]:
% 26.61/4.40          (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 26.61/4.40           X6 @ X7 @ X8 @ X9 @ X10 @ X11)),
% 26.61/4.40      inference('demod', [status(thm)],
% 26.61/4.40                [zip_derived_cl807, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.40                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.61/4.40                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.61/4.40                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257, 
% 26.61/4.40                 zip_derived_cl1310])).
% 26.61/4.40  thf(zip_derived_cl1419, plain,
% 26.61/4.40      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.61/4.40         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i]:
% 26.61/4.40          (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 26.61/4.40           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)),
% 26.61/4.40      inference('demod', [status(thm)],
% 26.61/4.40                [zip_derived_cl774, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.40                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.61/4.40                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.61/4.40                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257, 
% 26.61/4.40                 zip_derived_cl1310, zip_derived_cl1364])).
% 26.61/4.40  thf(zip_derived_cl1478, plain,
% 26.61/4.40      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.61/4.40         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i]:
% 26.61/4.40          (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 26.61/4.40           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)),
% 26.61/4.40      inference('demod', [status(thm)],
% 26.61/4.40                [zip_derived_cl738, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.40                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.61/4.40                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.61/4.40                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257, 
% 26.61/4.40                 zip_derived_cl1310, zip_derived_cl1364, zip_derived_cl1419])).
% 26.61/4.40  thf(zip_derived_cl1542, plain,
% 26.61/4.40      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.61/4.40         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 26.61/4.40         X14 : $i]:
% 26.61/4.40          (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 26.61/4.40           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)),
% 26.61/4.40      inference('demod', [status(thm)],
% 26.61/4.40                [zip_derived_cl705, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.40                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.61/4.40                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.61/4.40                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257, 
% 26.61/4.40                 zip_derived_cl1310, zip_derived_cl1364, zip_derived_cl1419, 
% 26.61/4.40                 zip_derived_cl1478])).
% 26.61/4.40  thf(zip_derived_cl1606, plain,
% 26.61/4.40      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.61/4.40         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 26.61/4.40         X14 : $i, X15 : $i]:
% 26.61/4.40          (ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 26.61/4.40           X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15)),
% 26.61/4.40      inference('demod', [status(thm)],
% 26.61/4.40                [zip_derived_cl664, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.40                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.61/4.40                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.61/4.40                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257, 
% 26.61/4.40                 zip_derived_cl1310, zip_derived_cl1364, zip_derived_cl1419, 
% 26.61/4.40                 zip_derived_cl1478, zip_derived_cl1542])).
% 26.61/4.40  thf(zip_derived_cl1682, plain,
% 26.61/4.40      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.61/4.40         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 26.61/4.40         X14 : $i, X15 : $i, X16 : $i]:
% 26.61/4.40          (ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 26.61/4.40           X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ 
% 26.61/4.40           X16)),
% 26.61/4.40      inference('demod', [status(thm)],
% 26.61/4.40                [zip_derived_cl628, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.40                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.61/4.40                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.61/4.40                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257, 
% 26.61/4.40                 zip_derived_cl1310, zip_derived_cl1364, zip_derived_cl1419, 
% 26.61/4.40                 zip_derived_cl1478, zip_derived_cl1542, zip_derived_cl1606])).
% 26.61/4.40  thf(zip_derived_cl1783, plain,
% 26.61/4.40      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.61/4.40         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 26.61/4.40         X14 : $i, X15 : $i, X16 : $i, X17 : $i]:
% 26.61/4.40         ( (ssPv24_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 26.61/4.40            X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 26.61/4.40            X15 @ X16 @ X17)
% 26.61/4.40          | ~ (ssPv24_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4))),
% 26.61/4.40      inference('demod', [status(thm)],
% 26.61/4.40                [zip_derived_cl581, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.40                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.61/4.40                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.61/4.40                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257, 
% 26.61/4.40                 zip_derived_cl1310, zip_derived_cl1364, zip_derived_cl1419, 
% 26.61/4.40                 zip_derived_cl1478, zip_derived_cl1542, zip_derived_cl1606, 
% 26.61/4.40                 zip_derived_cl1682])).
% 26.61/4.40  thf(clause536, conjecture,
% 26.61/4.40    (~( ( ssPv11_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.40          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 26.61/4.40          X10 @ X11 @ X12 ) | 
% 26.61/4.40        ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 26.61/4.40        ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 26.61/4.40        ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 26.61/4.40        ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 26.61/4.40        ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 26.61/4.40        ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 26.61/4.40        ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 26.61/4.40        ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 26.61/4.40        ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 26.61/4.40        ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.40             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 26.61/4.40        ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.40             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 26.61/4.40        ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.40             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 26.61/4.40        ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.40             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 26.61/4.40        ( ~( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.40             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) | 
% 26.61/4.40        ( ~( ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.40             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) ) | 
% 26.61/4.40        ( ~( ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.40             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 26.61/4.40             X9 @ X10 ) ) | 
% 26.61/4.40        ( ~( ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.40             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 26.61/4.40             X9 @ X10 @ X11 ) ) | 
% 26.61/4.40        ( ~( ssPv25_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.40             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 26.61/4.40             X9 @ X10 @ X11 @ X12 ) ) | 
% 26.61/4.40        ( ~( ssPv24_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.40             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 26.61/4.40             X9 @ X10 @ X11 @ X12 ) ) | 
% 26.61/4.40        ( ~( ssPv22_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.40             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 26.61/4.40             X9 @ X10 @ X11 @ X12 ) ) ))).
% 26.61/4.40  thf(zf_stmt_58, negated_conjecture,
% 26.61/4.40    (( ssPv11_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.40       U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 26.61/4.40       X10 @ X11 @ X12 ) | 
% 26.61/4.40     ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 26.61/4.40     ( ~( ssNder1_2r1r1 @ U @ V ) ) | ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 26.61/4.40     ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 26.61/4.40     ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 26.61/4.40     ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 26.61/4.40     ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 26.61/4.40     ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 26.61/4.40     ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 26.61/4.40     ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.40          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 26.61/4.40     ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.40          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 26.61/4.40     ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.40          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 26.61/4.40     ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.40          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 26.61/4.40     ( ~( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.40          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) | 
% 26.61/4.40     ( ~( ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.40          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) ) | 
% 26.61/4.40     ( ~( ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.40          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 26.61/4.40          X10 ) ) | 
% 26.61/4.40     ( ~( ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.40          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 26.61/4.40          X10 @ X11 ) ) | 
% 26.61/4.40     ( ~( ssPv25_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.40          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 26.61/4.40          X10 @ X11 @ X12 ) ) | 
% 26.61/4.40     ( ~( ssPv24_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.40          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 26.61/4.40          X10 @ X11 @ X12 ) ) | 
% 26.61/4.40     ( ~( ssPv22_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.40          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 26.61/4.40          X10 @ X11 @ X12 ) )),
% 26.61/4.40    inference('cnf.neg', [status(esa)], [clause536])).
% 26.61/4.40  thf(zip_derived_cl472, plain,
% 26.61/4.40      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.61/4.40         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 26.61/4.40         X14 : $i, X15 : $i, X16 : $i, X17 : $i]:
% 26.61/4.40         ( (ssPv11_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 26.61/4.40            X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 26.61/4.40            X15 @ X16 @ X17)
% 26.61/4.40          | ~ (ssNder1_0)
% 26.61/4.40          | ~ (ssNder1_1r1 @ X0)
% 26.61/4.40          | ~ (ssNder1_2r1r1 @ X0 @ X1)
% 26.61/4.40          | ~ (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)
% 26.61/4.40          | ~ (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)
% 26.61/4.40          | ~ (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)
% 26.61/4.40          | ~ (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)
% 26.61/4.40          | ~ (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)
% 26.61/4.40          | ~ (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 26.61/4.40               X7)
% 26.61/4.40          | ~ (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 26.61/4.40               X6 @ X7 @ X8)
% 26.61/4.40          | ~ (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 26.61/4.40               X6 @ X7 @ X8 @ X9)
% 26.61/4.40          | ~ (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 26.61/4.40               X5 @ X6 @ X7 @ X8 @ X9 @ X10)
% 26.61/4.40          | ~ (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 26.61/4.40               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11)
% 26.61/4.40          | ~ (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 26.61/4.40               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)
% 26.61/4.40          | ~ (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 26.61/4.40               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)
% 26.61/4.40          | ~ (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 26.61/4.40               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)
% 26.61/4.40          | ~ (ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 26.61/4.40               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 26.61/4.40               X14 @ X15)
% 26.61/4.40          | ~ (ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 26.61/4.40               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 26.61/4.40               X14 @ X15 @ X16)
% 26.61/4.40          | ~ (ssPv25_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 26.61/4.40               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 26.61/4.40               X14 @ X15 @ X16 @ X17)
% 26.61/4.40          | ~ (ssPv24_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 26.61/4.40               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 26.61/4.40               X14 @ X15 @ X16 @ X17)
% 26.61/4.40          | ~ (ssPv22_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 26.61/4.40               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 26.61/4.40               X14 @ X15 @ X16 @ X17))),
% 26.61/4.40      inference('cnf', [status(esa)], [zf_stmt_58])).
% 26.61/4.40  thf(zip_derived_cl1007, plain, ( (ssNder1_0)),
% 26.61/4.40      inference('cnf', [status(esa)], [zf_stmt_1])).
% 26.61/4.40  thf(zip_derived_cl1013, plain, (![X0 : $i]:  (ssNder1_1r1 @ X0)),
% 26.61/4.40      inference('demod', [status(thm)],
% 26.61/4.40                [zip_derived_cl1006, zip_derived_cl1007])).
% 26.61/4.40  thf(zip_derived_cl1014, plain,
% 26.61/4.40      (![X0 : $i, X1 : $i]:  (ssNder1_2r1r1 @ X0 @ X1)),
% 26.61/4.40      inference('demod', [status(thm)],
% 26.61/4.40                [zip_derived_cl1005, zip_derived_cl1007, zip_derived_cl1013])).
% 26.61/4.40  thf(zip_derived_cl1019, plain,
% 26.61/4.40      (![X0 : $i, X1 : $i, X2 : $i]:  (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)),
% 26.61/4.40      inference('demod', [status(thm)],
% 26.61/4.40                [zip_derived_cl999, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.40                 zip_derived_cl1014])).
% 26.61/4.40  thf(zip_derived_cl1038, plain,
% 26.61/4.40      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 26.61/4.40          (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)),
% 26.61/4.40      inference('demod', [status(thm)],
% 26.61/4.40                [zip_derived_cl991, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.40                 zip_derived_cl1014, zip_derived_cl1019])).
% 26.61/4.40  thf(zip_derived_cl1058, plain,
% 26.61/4.40      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 26.61/4.40          (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)),
% 26.61/4.40      inference('demod', [status(thm)],
% 26.61/4.40                [zip_derived_cl973, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.40                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038])).
% 26.61/4.40  thf(zip_derived_cl1082, plain,
% 26.61/4.40      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 26.61/4.40          (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)),
% 26.61/4.40      inference('demod', [status(thm)],
% 26.61/4.40                [zip_derived_cl959, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.40                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.61/4.40                 zip_derived_cl1058])).
% 26.61/4.40  thf(zip_derived_cl1121, plain,
% 26.61/4.40      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i]:
% 26.61/4.40          (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)),
% 26.61/4.40      inference('demod', [status(thm)],
% 26.61/4.40                [zip_derived_cl938, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.40                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.61/4.40                 zip_derived_cl1058, zip_derived_cl1082])).
% 26.61/4.40  thf(zip_derived_cl1162, plain,
% 26.61/4.40      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, X7 : $i]:
% 26.61/4.40          (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7)),
% 26.61/4.40      inference('demod', [status(thm)],
% 26.61/4.40                [zip_derived_cl912, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.40                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.61/4.40                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121])).
% 26.61/4.40  thf(zip_derived_cl1209, plain,
% 26.61/4.40      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.61/4.40         X7 : $i, X8 : $i]:
% 26.61/4.40          (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 26.61/4.40           X7 @ X8)),
% 26.61/4.40      inference('demod', [status(thm)],
% 26.61/4.40                [zip_derived_cl889, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.40                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.61/4.40                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.61/4.40                 zip_derived_cl1162])).
% 26.61/4.40  thf(zip_derived_cl1257, plain,
% 26.61/4.40      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.61/4.40         X7 : $i, X8 : $i, X9 : $i]:
% 26.61/4.40          (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 26.61/4.40           X7 @ X8 @ X9)),
% 26.61/4.40      inference('demod', [status(thm)],
% 26.61/4.40                [zip_derived_cl861, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.40                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.61/4.40                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.61/4.40                 zip_derived_cl1162, zip_derived_cl1209])).
% 26.61/4.40  thf(zip_derived_cl1310, plain,
% 26.61/4.40      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.61/4.40         X7 : $i, X8 : $i, X9 : $i, X10 : $i]:
% 26.61/4.40          (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 26.61/4.40           X6 @ X7 @ X8 @ X9 @ X10)),
% 26.61/4.40      inference('demod', [status(thm)],
% 26.61/4.40                [zip_derived_cl832, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.40                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.61/4.40                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.61/4.40                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257])).
% 26.61/4.40  thf(zip_derived_cl1364, plain,
% 26.61/4.40      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.61/4.40         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i]:
% 26.61/4.40          (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 26.61/4.40           X6 @ X7 @ X8 @ X9 @ X10 @ X11)),
% 26.61/4.40      inference('demod', [status(thm)],
% 26.61/4.40                [zip_derived_cl807, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.40                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.61/4.40                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.61/4.40                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257, 
% 26.61/4.40                 zip_derived_cl1310])).
% 26.61/4.40  thf(zip_derived_cl1419, plain,
% 26.61/4.40      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.61/4.40         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i]:
% 26.61/4.40          (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 26.61/4.40           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)),
% 26.61/4.40      inference('demod', [status(thm)],
% 26.61/4.40                [zip_derived_cl774, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.40                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.61/4.40                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.61/4.40                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257, 
% 26.61/4.40                 zip_derived_cl1310, zip_derived_cl1364])).
% 26.61/4.40  thf(zip_derived_cl1478, plain,
% 26.61/4.40      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.61/4.40         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i]:
% 26.61/4.40          (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 26.61/4.40           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)),
% 26.61/4.40      inference('demod', [status(thm)],
% 26.61/4.40                [zip_derived_cl738, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.40                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.61/4.40                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.61/4.40                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257, 
% 26.61/4.40                 zip_derived_cl1310, zip_derived_cl1364, zip_derived_cl1419])).
% 26.61/4.40  thf(zip_derived_cl1542, plain,
% 26.61/4.40      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.61/4.40         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 26.61/4.40         X14 : $i]:
% 26.61/4.40          (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 26.61/4.40           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)),
% 26.61/4.40      inference('demod', [status(thm)],
% 26.61/4.40                [zip_derived_cl705, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.40                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.61/4.40                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.61/4.40                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257, 
% 26.61/4.40                 zip_derived_cl1310, zip_derived_cl1364, zip_derived_cl1419, 
% 26.61/4.40                 zip_derived_cl1478])).
% 26.61/4.40  thf(zip_derived_cl1606, plain,
% 26.61/4.40      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.61/4.40         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 26.61/4.40         X14 : $i, X15 : $i]:
% 26.61/4.40          (ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 26.61/4.40           X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15)),
% 26.61/4.40      inference('demod', [status(thm)],
% 26.61/4.40                [zip_derived_cl664, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.40                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.61/4.40                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.61/4.40                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257, 
% 26.61/4.40                 zip_derived_cl1310, zip_derived_cl1364, zip_derived_cl1419, 
% 26.61/4.40                 zip_derived_cl1478, zip_derived_cl1542])).
% 26.61/4.40  thf(zip_derived_cl1682, plain,
% 26.61/4.40      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.61/4.40         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 26.61/4.40         X14 : $i, X15 : $i, X16 : $i]:
% 26.61/4.40          (ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 26.61/4.40           X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ 
% 26.61/4.40           X16)),
% 26.61/4.40      inference('demod', [status(thm)],
% 26.61/4.40                [zip_derived_cl628, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.40                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.61/4.40                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.61/4.40                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257, 
% 26.61/4.40                 zip_derived_cl1310, zip_derived_cl1364, zip_derived_cl1419, 
% 26.61/4.40                 zip_derived_cl1478, zip_derived_cl1542, zip_derived_cl1606])).
% 26.61/4.40  thf(zip_derived_cl1951, plain,
% 26.61/4.40      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.61/4.40         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 26.61/4.40         X14 : $i, X15 : $i, X16 : $i, X17 : $i]:
% 26.61/4.40         ( (ssPv11_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 26.61/4.40            X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 26.61/4.40            X15 @ X16 @ X17)
% 26.61/4.40          | ~ (ssPv25_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 26.61/4.40               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 26.61/4.40               X14 @ X15 @ X16 @ X17)
% 26.61/4.40          | ~ (ssPv24_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 26.61/4.40               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 26.61/4.40               X14 @ X15 @ X16 @ X17)
% 26.61/4.40          | ~ (ssPv22_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 26.61/4.40               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 26.61/4.40               X14 @ X15 @ X16 @ X17))),
% 26.61/4.40      inference('demod', [status(thm)],
% 26.61/4.40                [zip_derived_cl472, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.40                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.61/4.40                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.61/4.40                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257, 
% 26.61/4.40                 zip_derived_cl1310, zip_derived_cl1364, zip_derived_cl1419, 
% 26.61/4.40                 zip_derived_cl1478, zip_derived_cl1542, zip_derived_cl1606, 
% 26.61/4.40                 zip_derived_cl1682])).
% 26.61/4.40  thf(clause636, conjecture,
% 26.61/4.40    (~( ( ssPv11_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.40          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 26.61/4.40          X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 ) | 
% 26.61/4.40        ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 26.61/4.40        ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 26.61/4.40        ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 26.61/4.40        ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 26.61/4.40        ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 26.61/4.40        ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 26.61/4.40        ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 26.61/4.40        ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 26.61/4.40        ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 26.61/4.40        ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.40             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 26.61/4.40        ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.40             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 26.61/4.40        ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.40             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 26.61/4.40        ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.40             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 26.61/4.40        ( ~( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.40             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) | 
% 26.61/4.40        ( ~( ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.40             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) ) | 
% 26.61/4.40        ( ~( ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.40             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 26.61/4.40             X9 @ X10 ) ) | 
% 26.61/4.40        ( ~( ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.40             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 26.61/4.40             X9 @ X10 @ X11 ) ) | 
% 26.61/4.40        ( ~( ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.40             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 26.61/4.40             X9 @ X10 @ X11 @ X12 ) ) | 
% 26.61/4.40        ( ~( ssPv11_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.40             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 26.61/4.40             X9 @ X10 @ X11 @ X12 ) ) | 
% 26.61/4.40        ( ~( ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.40             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 26.61/4.40             X9 @ X10 @ X11 @ X12 @ X13 ) ) | 
% 26.61/4.40        ( ~( ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.40             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 26.61/4.40             X9 @ X10 @ X11 @ X12 @ X13 @ X14 ) ) | 
% 26.61/4.40        ( ~( ssNder1_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.40             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 26.61/4.40             X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 ) ) ))).
% 26.61/4.40  thf(zf_stmt_59, negated_conjecture,
% 26.61/4.40    (( ssPv11_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.40       U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 26.61/4.40       X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 ) | 
% 26.61/4.40     ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 26.61/4.40     ( ~( ssNder1_2r1r1 @ U @ V ) ) | ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 26.61/4.40     ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 26.61/4.40     ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 26.61/4.40     ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 26.61/4.40     ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 26.61/4.40     ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 26.61/4.40     ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 26.61/4.40     ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.40          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 26.61/4.40     ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.40          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 26.61/4.40     ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.40          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 26.61/4.40     ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.40          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 26.61/4.40     ( ~( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.40          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) | 
% 26.61/4.40     ( ~( ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.40          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) ) | 
% 26.61/4.40     ( ~( ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.40          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 26.61/4.40          X10 ) ) | 
% 26.61/4.40     ( ~( ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.40          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 26.61/4.40          X10 @ X11 ) ) | 
% 26.61/4.40     ( ~( ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.40          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 26.61/4.40          X10 @ X11 @ X12 ) ) | 
% 26.61/4.40     ( ~( ssPv11_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.40          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 26.61/4.40          X10 @ X11 @ X12 ) ) | 
% 26.61/4.40     ( ~( ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.40          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 26.61/4.40          X10 @ X11 @ X12 @ X13 ) ) | 
% 26.61/4.40     ( ~( ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.40          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 26.61/4.40          X10 @ X11 @ X12 @ X13 @ X14 ) ) | 
% 26.61/4.40     ( ~( ssNder1_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.40          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 26.61/4.40          X10 @ X11 @ X12 @ X13 @ X14 @ X15 ) )),
% 26.61/4.40    inference('cnf.neg', [status(esa)], [clause636])).
% 26.61/4.40  thf(zip_derived_cl372, plain,
% 26.61/4.40      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.61/4.40         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 26.61/4.40         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i, 
% 26.61/4.40         X21 : $i]:
% 26.61/4.40         ( (ssPv11_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 26.61/4.40            X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 26.61/4.40            X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21)
% 26.61/4.40          | ~ (ssNder1_0)
% 26.61/4.40          | ~ (ssNder1_1r1 @ X0)
% 26.61/4.40          | ~ (ssNder1_2r1r1 @ X0 @ X1)
% 26.61/4.40          | ~ (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)
% 26.61/4.40          | ~ (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)
% 26.61/4.40          | ~ (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)
% 26.61/4.40          | ~ (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)
% 26.61/4.40          | ~ (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)
% 26.61/4.40          | ~ (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 26.61/4.40               X7)
% 26.61/4.40          | ~ (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 26.61/4.40               X6 @ X7 @ X8)
% 26.61/4.40          | ~ (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 26.61/4.40               X6 @ X7 @ X8 @ X9)
% 26.61/4.40          | ~ (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 26.61/4.40               X5 @ X6 @ X7 @ X8 @ X9 @ X10)
% 26.61/4.40          | ~ (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 26.61/4.40               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11)
% 26.61/4.40          | ~ (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 26.61/4.40               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)
% 26.61/4.40          | ~ (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 26.61/4.40               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)
% 26.61/4.40          | ~ (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 26.61/4.40               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)
% 26.61/4.40          | ~ (ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 26.61/4.40               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 26.61/4.40               X14 @ X15)
% 26.61/4.40          | ~ (ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 26.61/4.40               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 26.61/4.40               X14 @ X15 @ X16)
% 26.61/4.40          | ~ (ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 26.61/4.40               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 26.61/4.40               X14 @ X15 @ X16 @ X17)
% 26.61/4.40          | ~ (ssPv11_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 26.61/4.40               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 26.61/4.40               X14 @ X15 @ X16 @ X17)
% 26.61/4.40          | ~ (ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 26.61/4.40               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 26.61/4.40               X14 @ X15 @ X16 @ X17 @ X18)
% 26.61/4.40          | ~ (ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 26.61/4.40               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 26.61/4.40               X14 @ X15 @ X16 @ X17 @ X18 @ X19)
% 26.61/4.40          | ~ (ssNder1_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 26.61/4.40               X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 26.61/4.40               X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20))),
% 26.61/4.40      inference('cnf', [status(esa)], [zf_stmt_59])).
% 26.61/4.40  thf(zip_derived_cl1007, plain, ( (ssNder1_0)),
% 26.61/4.40      inference('cnf', [status(esa)], [zf_stmt_1])).
% 26.61/4.40  thf(zip_derived_cl1013, plain, (![X0 : $i]:  (ssNder1_1r1 @ X0)),
% 26.61/4.40      inference('demod', [status(thm)],
% 26.61/4.40                [zip_derived_cl1006, zip_derived_cl1007])).
% 26.61/4.40  thf(zip_derived_cl1014, plain,
% 26.61/4.40      (![X0 : $i, X1 : $i]:  (ssNder1_2r1r1 @ X0 @ X1)),
% 26.61/4.40      inference('demod', [status(thm)],
% 26.61/4.40                [zip_derived_cl1005, zip_derived_cl1007, zip_derived_cl1013])).
% 26.61/4.40  thf(zip_derived_cl1019, plain,
% 26.61/4.40      (![X0 : $i, X1 : $i, X2 : $i]:  (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)),
% 26.61/4.40      inference('demod', [status(thm)],
% 26.61/4.40                [zip_derived_cl999, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.40                 zip_derived_cl1014])).
% 26.61/4.40  thf(zip_derived_cl1038, plain,
% 26.61/4.40      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 26.61/4.40          (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)),
% 26.61/4.40      inference('demod', [status(thm)],
% 26.61/4.40                [zip_derived_cl991, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.40                 zip_derived_cl1014, zip_derived_cl1019])).
% 26.61/4.40  thf(zip_derived_cl1058, plain,
% 26.61/4.40      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 26.61/4.40          (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)),
% 26.61/4.40      inference('demod', [status(thm)],
% 26.61/4.40                [zip_derived_cl973, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.40                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038])).
% 26.61/4.40  thf(zip_derived_cl1082, plain,
% 26.61/4.40      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 26.61/4.40          (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)),
% 26.61/4.40      inference('demod', [status(thm)],
% 26.61/4.40                [zip_derived_cl959, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.40                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.61/4.40                 zip_derived_cl1058])).
% 26.61/4.40  thf(zip_derived_cl1121, plain,
% 26.61/4.40      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i]:
% 26.61/4.40          (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)),
% 26.61/4.40      inference('demod', [status(thm)],
% 26.61/4.40                [zip_derived_cl938, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.40                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.61/4.40                 zip_derived_cl1058, zip_derived_cl1082])).
% 26.61/4.40  thf(zip_derived_cl1162, plain,
% 26.61/4.40      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, X7 : $i]:
% 26.61/4.40          (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7)),
% 26.61/4.40      inference('demod', [status(thm)],
% 26.61/4.40                [zip_derived_cl912, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.40                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.61/4.40                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121])).
% 26.61/4.40  thf(zip_derived_cl1209, plain,
% 26.61/4.40      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.61/4.40         X7 : $i, X8 : $i]:
% 26.61/4.40          (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 26.61/4.40           X7 @ X8)),
% 26.61/4.40      inference('demod', [status(thm)],
% 26.61/4.40                [zip_derived_cl889, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.40                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.61/4.40                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.61/4.40                 zip_derived_cl1162])).
% 26.61/4.40  thf(zip_derived_cl1257, plain,
% 26.61/4.40      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.61/4.40         X7 : $i, X8 : $i, X9 : $i]:
% 26.61/4.40          (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 26.61/4.40           X7 @ X8 @ X9)),
% 26.61/4.40      inference('demod', [status(thm)],
% 26.61/4.40                [zip_derived_cl861, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.40                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.61/4.40                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.61/4.40                 zip_derived_cl1162, zip_derived_cl1209])).
% 26.61/4.40  thf(zip_derived_cl1310, plain,
% 26.61/4.40      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.61/4.40         X7 : $i, X8 : $i, X9 : $i, X10 : $i]:
% 26.61/4.40          (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 26.61/4.40           X6 @ X7 @ X8 @ X9 @ X10)),
% 26.61/4.40      inference('demod', [status(thm)],
% 26.61/4.40                [zip_derived_cl832, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.40                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.61/4.40                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.61/4.40                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257])).
% 26.61/4.40  thf(zip_derived_cl1364, plain,
% 26.61/4.40      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.61/4.40         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i]:
% 26.61/4.40          (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 26.61/4.40           X6 @ X7 @ X8 @ X9 @ X10 @ X11)),
% 26.61/4.40      inference('demod', [status(thm)],
% 26.61/4.40                [zip_derived_cl807, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.40                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.61/4.40                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.61/4.40                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257, 
% 26.61/4.40                 zip_derived_cl1310])).
% 26.61/4.40  thf(zip_derived_cl1419, plain,
% 26.61/4.40      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.61/4.40         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i]:
% 26.61/4.40          (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 26.61/4.40           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)),
% 26.61/4.40      inference('demod', [status(thm)],
% 26.61/4.40                [zip_derived_cl774, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.40                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.61/4.40                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.61/4.40                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257, 
% 26.61/4.40                 zip_derived_cl1310, zip_derived_cl1364])).
% 26.61/4.40  thf(zip_derived_cl1478, plain,
% 26.61/4.40      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.61/4.40         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i]:
% 26.61/4.40          (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 26.61/4.40           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)),
% 26.61/4.40      inference('demod', [status(thm)],
% 26.61/4.40                [zip_derived_cl738, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.40                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.61/4.40                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.61/4.40                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257, 
% 26.61/4.40                 zip_derived_cl1310, zip_derived_cl1364, zip_derived_cl1419])).
% 26.61/4.40  thf(zip_derived_cl1542, plain,
% 26.61/4.40      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.61/4.40         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 26.61/4.40         X14 : $i]:
% 26.61/4.40          (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 26.61/4.40           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)),
% 26.61/4.40      inference('demod', [status(thm)],
% 26.61/4.40                [zip_derived_cl705, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.40                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.61/4.40                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.61/4.40                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257, 
% 26.61/4.40                 zip_derived_cl1310, zip_derived_cl1364, zip_derived_cl1419, 
% 26.61/4.40                 zip_derived_cl1478])).
% 26.61/4.40  thf(zip_derived_cl1606, plain,
% 26.61/4.40      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.61/4.40         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 26.61/4.40         X14 : $i, X15 : $i]:
% 26.61/4.40          (ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 26.61/4.40           X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15)),
% 26.61/4.40      inference('demod', [status(thm)],
% 26.61/4.40                [zip_derived_cl664, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.40                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.61/4.40                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.61/4.40                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257, 
% 26.61/4.40                 zip_derived_cl1310, zip_derived_cl1364, zip_derived_cl1419, 
% 26.61/4.40                 zip_derived_cl1478, zip_derived_cl1542])).
% 26.61/4.40  thf(zip_derived_cl1682, plain,
% 26.61/4.40      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.61/4.40         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 26.61/4.40         X14 : $i, X15 : $i, X16 : $i]:
% 26.61/4.40          (ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 26.61/4.40           X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ 
% 26.61/4.40           X16)),
% 26.61/4.40      inference('demod', [status(thm)],
% 26.61/4.40                [zip_derived_cl628, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.40                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.61/4.40                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.61/4.40                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257, 
% 26.61/4.40                 zip_derived_cl1310, zip_derived_cl1364, zip_derived_cl1419, 
% 26.61/4.40                 zip_derived_cl1478, zip_derived_cl1542, zip_derived_cl1606])).
% 26.61/4.40  thf(zip_derived_cl1756, plain,
% 26.61/4.40      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.61/4.40         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 26.61/4.40         X14 : $i, X15 : $i, X16 : $i, X17 : $i]:
% 26.61/4.40          (ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 26.61/4.40           X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 26.61/4.40           X15 @ X16 @ X17)),
% 26.61/4.40      inference('demod', [status(thm)],
% 26.61/4.40                [zip_derived_cl591, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.40                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.61/4.40                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.61/4.40                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257, 
% 26.61/4.40                 zip_derived_cl1310, zip_derived_cl1364, zip_derived_cl1419, 
% 26.61/4.40                 zip_derived_cl1478, zip_derived_cl1542, zip_derived_cl1606, 
% 26.61/4.40                 zip_derived_cl1682])).
% 26.61/4.40  thf(zip_derived_cl1830, plain,
% 26.61/4.40      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.61/4.40         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 26.61/4.40         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i]:
% 26.61/4.40          (ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 26.61/4.40           X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 26.61/4.40           X15 @ X16 @ X17 @ X18)),
% 26.61/4.40      inference('demod', [status(thm)],
% 26.61/4.40                [zip_derived_cl551, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.40                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.61/4.40                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.61/4.40                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257, 
% 26.61/4.40                 zip_derived_cl1310, zip_derived_cl1364, zip_derived_cl1419, 
% 26.61/4.40                 zip_derived_cl1478, zip_derived_cl1542, zip_derived_cl1606, 
% 26.61/4.40                 zip_derived_cl1682, zip_derived_cl1756])).
% 26.61/4.40  thf(zip_derived_cl1898, plain,
% 26.61/4.40      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.61/4.40         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 26.61/4.40         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i]:
% 26.61/4.40          (ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 26.61/4.40           X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 26.61/4.40           X15 @ X16 @ X17 @ X18 @ X19)),
% 26.61/4.40      inference('demod', [status(thm)],
% 26.61/4.40                [zip_derived_cl510, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.40                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.61/4.40                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.61/4.40                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257, 
% 26.61/4.40                 zip_derived_cl1310, zip_derived_cl1364, zip_derived_cl1419, 
% 26.61/4.40                 zip_derived_cl1478, zip_derived_cl1542, zip_derived_cl1606, 
% 26.61/4.40                 zip_derived_cl1682, zip_derived_cl1756, zip_derived_cl1830])).
% 26.61/4.40  thf(zip_derived_cl1984, plain,
% 26.61/4.40      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.61/4.40         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 26.61/4.40         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i]:
% 26.61/4.40          (ssNder1_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 26.61/4.40           X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 26.61/4.40           X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20)),
% 26.61/4.40      inference('demod', [status(thm)],
% 26.61/4.40                [zip_derived_cl462, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.40                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.61/4.40                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.61/4.40                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257, 
% 26.61/4.40                 zip_derived_cl1310, zip_derived_cl1364, zip_derived_cl1419, 
% 26.61/4.40                 zip_derived_cl1478, zip_derived_cl1542, zip_derived_cl1606, 
% 26.61/4.40                 zip_derived_cl1682, zip_derived_cl1756, zip_derived_cl1830, 
% 26.61/4.40                 zip_derived_cl1898])).
% 26.61/4.40  thf(zip_derived_cl2151, plain,
% 26.61/4.40      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.61/4.40         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 26.61/4.40         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i, 
% 26.61/4.40         X21 : $i]:
% 26.61/4.40         ( (ssPv11_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 26.61/4.40            X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 26.61/4.40            X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21)
% 26.61/4.40          | ~ (ssPv11_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 26.61/4.40               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 26.61/4.40               X14 @ X15 @ X16 @ X17))),
% 26.61/4.40      inference('demod', [status(thm)],
% 26.61/4.40                [zip_derived_cl372, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.40                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.61/4.40                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.61/4.40                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257, 
% 26.61/4.40                 zip_derived_cl1310, zip_derived_cl1364, zip_derived_cl1419, 
% 26.61/4.40                 zip_derived_cl1478, zip_derived_cl1542, zip_derived_cl1606, 
% 26.61/4.40                 zip_derived_cl1682, zip_derived_cl1756, zip_derived_cl1830, 
% 26.61/4.40                 zip_derived_cl1898, zip_derived_cl1984])).
% 26.61/4.40  thf(clause600, conjecture,
% 26.61/4.40    (~( ( ssPv25_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.40          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 26.61/4.40          X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 ) | 
% 26.61/4.40        ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 26.61/4.40        ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 26.61/4.40        ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 26.61/4.40        ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 26.61/4.40        ( ~( ssPv25_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 26.61/4.40        ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 26.61/4.40        ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 26.61/4.40        ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 26.61/4.40        ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 26.61/4.40        ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 26.61/4.40        ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.40             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 26.61/4.40        ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.40             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 26.61/4.40        ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.40             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 26.61/4.40        ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.40             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 26.61/4.40        ( ~( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.40             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) | 
% 26.61/4.40        ( ~( ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.40             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) ) | 
% 26.61/4.40        ( ~( ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.40             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 26.61/4.40             X9 @ X10 ) ) | 
% 26.61/4.40        ( ~( ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.40             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 26.61/4.40             X9 @ X10 @ X11 ) ) | 
% 26.61/4.40        ( ~( ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.40             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 26.61/4.40             X9 @ X10 @ X11 @ X12 ) ) | 
% 26.61/4.40        ( ~( ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.40             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 26.61/4.40             X9 @ X10 @ X11 @ X12 @ X13 ) ) | 
% 26.61/4.40        ( ~( ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.40             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 26.61/4.40             X9 @ X10 @ X11 @ X12 @ X13 @ X14 ) ) | 
% 26.61/4.40        ( ~( ssNder1_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.40             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 26.61/4.40             X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 ) ) ))).
% 26.61/4.40  thf(zf_stmt_60, negated_conjecture,
% 26.61/4.40    (( ssPv25_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.40       U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 26.61/4.40       X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 ) | 
% 26.61/4.40     ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 26.61/4.40     ( ~( ssNder1_2r1r1 @ U @ V ) ) | ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 26.61/4.40     ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 26.61/4.40     ( ~( ssPv25_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 26.61/4.40     ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 26.61/4.40     ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 26.61/4.40     ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 26.61/4.40     ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 26.61/4.40     ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 26.61/4.40     ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.40          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 26.61/4.40     ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.40          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 26.61/4.40     ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.40          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 26.61/4.40     ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.40          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 26.61/4.40     ( ~( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.40          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) | 
% 26.61/4.40     ( ~( ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.40          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) ) | 
% 26.61/4.40     ( ~( ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.40          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 26.61/4.40          X10 ) ) | 
% 26.61/4.40     ( ~( ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.40          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 26.61/4.40          X10 @ X11 ) ) | 
% 26.61/4.40     ( ~( ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.40          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 26.61/4.40          X10 @ X11 @ X12 ) ) | 
% 26.61/4.40     ( ~( ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.40          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 26.61/4.40          X10 @ X11 @ X12 @ X13 ) ) | 
% 26.61/4.40     ( ~( ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.40          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 26.61/4.40          X10 @ X11 @ X12 @ X13 @ X14 ) ) | 
% 26.61/4.40     ( ~( ssNder1_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.40          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 26.61/4.40          X10 @ X11 @ X12 @ X13 @ X14 @ X15 ) )),
% 26.61/4.40    inference('cnf.neg', [status(esa)], [clause600])).
% 26.61/4.40  thf(zip_derived_cl408, plain,
% 26.61/4.40      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.61/4.40         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 26.61/4.40         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i, 
% 26.61/4.40         X21 : $i]:
% 26.61/4.40         ( (ssPv25_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 26.61/4.40            X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 26.61/4.40            X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21)
% 26.61/4.40          | ~ (ssNder1_0)
% 26.61/4.40          | ~ (ssNder1_1r1 @ X0)
% 26.61/4.40          | ~ (ssNder1_2r1r1 @ X0 @ X1)
% 26.61/4.40          | ~ (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)
% 26.61/4.40          | ~ (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)
% 26.61/4.40          | ~ (ssPv25_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)
% 26.61/4.40          | ~ (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)
% 26.61/4.40          | ~ (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)
% 26.61/4.40          | ~ (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)
% 26.61/4.40          | ~ (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 26.61/4.40               X7)
% 26.61/4.40          | ~ (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 26.61/4.40               X6 @ X7 @ X8)
% 26.61/4.40          | ~ (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 26.61/4.40               X6 @ X7 @ X8 @ X9)
% 26.61/4.40          | ~ (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 26.61/4.40               X5 @ X6 @ X7 @ X8 @ X9 @ X10)
% 26.61/4.40          | ~ (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 26.61/4.40               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11)
% 26.61/4.40          | ~ (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 26.61/4.40               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)
% 26.61/4.40          | ~ (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 26.61/4.40               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)
% 26.61/4.40          | ~ (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 26.61/4.40               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)
% 26.61/4.40          | ~ (ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 26.61/4.40               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 26.61/4.40               X14 @ X15)
% 26.61/4.40          | ~ (ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 26.61/4.40               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 26.61/4.40               X14 @ X15 @ X16)
% 26.61/4.40          | ~ (ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 26.61/4.40               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 26.61/4.40               X14 @ X15 @ X16 @ X17)
% 26.61/4.40          | ~ (ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 26.61/4.40               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 26.61/4.40               X14 @ X15 @ X16 @ X17 @ X18)
% 26.61/4.40          | ~ (ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 26.61/4.40               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 26.61/4.40               X14 @ X15 @ X16 @ X17 @ X18 @ X19)
% 26.61/4.40          | ~ (ssNder1_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 26.61/4.40               X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 26.61/4.40               X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20))),
% 26.61/4.40      inference('cnf', [status(esa)], [zf_stmt_60])).
% 26.61/4.40  thf(zip_derived_cl1007, plain, ( (ssNder1_0)),
% 26.61/4.40      inference('cnf', [status(esa)], [zf_stmt_1])).
% 26.61/4.40  thf(zip_derived_cl1013, plain, (![X0 : $i]:  (ssNder1_1r1 @ X0)),
% 26.61/4.40      inference('demod', [status(thm)],
% 26.61/4.40                [zip_derived_cl1006, zip_derived_cl1007])).
% 26.61/4.40  thf(zip_derived_cl1014, plain,
% 26.61/4.40      (![X0 : $i, X1 : $i]:  (ssNder1_2r1r1 @ X0 @ X1)),
% 26.61/4.40      inference('demod', [status(thm)],
% 26.61/4.40                [zip_derived_cl1005, zip_derived_cl1007, zip_derived_cl1013])).
% 26.61/4.40  thf(zip_derived_cl1019, plain,
% 26.61/4.40      (![X0 : $i, X1 : $i, X2 : $i]:  (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)),
% 26.61/4.40      inference('demod', [status(thm)],
% 26.61/4.40                [zip_derived_cl999, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.40                 zip_derived_cl1014])).
% 26.61/4.40  thf(zip_derived_cl1038, plain,
% 26.61/4.40      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 26.61/4.40          (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)),
% 26.61/4.40      inference('demod', [status(thm)],
% 26.61/4.40                [zip_derived_cl991, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.40                 zip_derived_cl1014, zip_derived_cl1019])).
% 26.61/4.40  thf(zip_derived_cl1058, plain,
% 26.61/4.40      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 26.61/4.40          (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)),
% 26.61/4.40      inference('demod', [status(thm)],
% 26.61/4.40                [zip_derived_cl973, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.40                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038])).
% 26.61/4.40  thf(zip_derived_cl1082, plain,
% 26.61/4.40      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 26.61/4.40          (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)),
% 26.61/4.40      inference('demod', [status(thm)],
% 26.61/4.40                [zip_derived_cl959, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.40                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.61/4.40                 zip_derived_cl1058])).
% 26.61/4.40  thf(zip_derived_cl1121, plain,
% 26.61/4.40      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i]:
% 26.61/4.40          (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)),
% 26.61/4.40      inference('demod', [status(thm)],
% 26.61/4.40                [zip_derived_cl938, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.40                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.61/4.40                 zip_derived_cl1058, zip_derived_cl1082])).
% 26.61/4.40  thf(zip_derived_cl1162, plain,
% 26.61/4.40      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, X7 : $i]:
% 26.61/4.40          (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7)),
% 26.61/4.40      inference('demod', [status(thm)],
% 26.61/4.40                [zip_derived_cl912, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.40                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.61/4.40                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121])).
% 26.61/4.40  thf(zip_derived_cl1209, plain,
% 26.61/4.40      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.61/4.40         X7 : $i, X8 : $i]:
% 26.61/4.40          (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 26.61/4.40           X7 @ X8)),
% 26.61/4.40      inference('demod', [status(thm)],
% 26.61/4.40                [zip_derived_cl889, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.40                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.61/4.40                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.61/4.40                 zip_derived_cl1162])).
% 26.61/4.40  thf(zip_derived_cl1257, plain,
% 26.61/4.40      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.61/4.40         X7 : $i, X8 : $i, X9 : $i]:
% 26.61/4.40          (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 26.61/4.40           X7 @ X8 @ X9)),
% 26.61/4.40      inference('demod', [status(thm)],
% 26.61/4.40                [zip_derived_cl861, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.40                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.61/4.40                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.61/4.40                 zip_derived_cl1162, zip_derived_cl1209])).
% 26.61/4.40  thf(zip_derived_cl1310, plain,
% 26.61/4.40      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.61/4.40         X7 : $i, X8 : $i, X9 : $i, X10 : $i]:
% 26.61/4.40          (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 26.61/4.40           X6 @ X7 @ X8 @ X9 @ X10)),
% 26.61/4.40      inference('demod', [status(thm)],
% 26.61/4.40                [zip_derived_cl832, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.40                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.61/4.40                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.61/4.40                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257])).
% 26.61/4.40  thf(zip_derived_cl1364, plain,
% 26.61/4.40      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.61/4.40         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i]:
% 26.61/4.40          (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 26.61/4.40           X6 @ X7 @ X8 @ X9 @ X10 @ X11)),
% 26.61/4.40      inference('demod', [status(thm)],
% 26.61/4.40                [zip_derived_cl807, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.40                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.61/4.40                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.61/4.40                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257, 
% 26.61/4.40                 zip_derived_cl1310])).
% 26.61/4.40  thf(zip_derived_cl1419, plain,
% 26.61/4.40      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.61/4.40         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i]:
% 26.61/4.40          (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 26.61/4.40           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)),
% 26.61/4.40      inference('demod', [status(thm)],
% 26.61/4.40                [zip_derived_cl774, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.40                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.61/4.40                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.61/4.40                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257, 
% 26.61/4.40                 zip_derived_cl1310, zip_derived_cl1364])).
% 26.61/4.40  thf(zip_derived_cl1478, plain,
% 26.61/4.40      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.61/4.40         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i]:
% 26.61/4.40          (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 26.61/4.40           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)),
% 26.61/4.40      inference('demod', [status(thm)],
% 26.61/4.40                [zip_derived_cl738, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.40                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.61/4.40                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.61/4.40                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257, 
% 26.61/4.40                 zip_derived_cl1310, zip_derived_cl1364, zip_derived_cl1419])).
% 26.61/4.40  thf(zip_derived_cl1542, plain,
% 26.61/4.40      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.61/4.40         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 26.61/4.40         X14 : $i]:
% 26.61/4.40          (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 26.61/4.40           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)),
% 26.61/4.40      inference('demod', [status(thm)],
% 26.61/4.40                [zip_derived_cl705, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.40                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.61/4.40                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.61/4.40                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257, 
% 26.61/4.40                 zip_derived_cl1310, zip_derived_cl1364, zip_derived_cl1419, 
% 26.61/4.40                 zip_derived_cl1478])).
% 26.61/4.40  thf(zip_derived_cl1606, plain,
% 26.61/4.40      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.61/4.40         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 26.61/4.40         X14 : $i, X15 : $i]:
% 26.61/4.40          (ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 26.61/4.40           X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15)),
% 26.61/4.40      inference('demod', [status(thm)],
% 26.61/4.40                [zip_derived_cl664, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.40                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.61/4.40                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.61/4.40                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257, 
% 26.61/4.40                 zip_derived_cl1310, zip_derived_cl1364, zip_derived_cl1419, 
% 26.61/4.40                 zip_derived_cl1478, zip_derived_cl1542])).
% 26.61/4.40  thf(zip_derived_cl1682, plain,
% 26.61/4.40      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.61/4.40         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 26.61/4.40         X14 : $i, X15 : $i, X16 : $i]:
% 26.61/4.40          (ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 26.61/4.40           X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ 
% 26.61/4.40           X16)),
% 26.61/4.40      inference('demod', [status(thm)],
% 26.61/4.40                [zip_derived_cl628, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.40                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.61/4.40                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.61/4.40                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257, 
% 26.61/4.40                 zip_derived_cl1310, zip_derived_cl1364, zip_derived_cl1419, 
% 26.61/4.40                 zip_derived_cl1478, zip_derived_cl1542, zip_derived_cl1606])).
% 26.61/4.40  thf(zip_derived_cl1756, plain,
% 26.61/4.40      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.61/4.40         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 26.61/4.40         X14 : $i, X15 : $i, X16 : $i, X17 : $i]:
% 26.61/4.40          (ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 26.61/4.40           X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 26.61/4.40           X15 @ X16 @ X17)),
% 26.61/4.40      inference('demod', [status(thm)],
% 26.61/4.40                [zip_derived_cl591, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.40                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.61/4.40                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.61/4.40                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257, 
% 26.61/4.40                 zip_derived_cl1310, zip_derived_cl1364, zip_derived_cl1419, 
% 26.61/4.40                 zip_derived_cl1478, zip_derived_cl1542, zip_derived_cl1606, 
% 26.61/4.40                 zip_derived_cl1682])).
% 26.61/4.40  thf(zip_derived_cl1830, plain,
% 26.61/4.40      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.61/4.40         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 26.61/4.40         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i]:
% 26.61/4.40          (ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 26.61/4.40           X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 26.61/4.40           X15 @ X16 @ X17 @ X18)),
% 26.61/4.40      inference('demod', [status(thm)],
% 26.61/4.40                [zip_derived_cl551, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.40                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.61/4.40                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.61/4.40                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257, 
% 26.61/4.40                 zip_derived_cl1310, zip_derived_cl1364, zip_derived_cl1419, 
% 26.61/4.40                 zip_derived_cl1478, zip_derived_cl1542, zip_derived_cl1606, 
% 26.61/4.40                 zip_derived_cl1682, zip_derived_cl1756])).
% 26.61/4.40  thf(zip_derived_cl1898, plain,
% 26.61/4.40      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.61/4.40         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 26.61/4.40         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i]:
% 26.61/4.40          (ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 26.61/4.40           X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 26.61/4.40           X15 @ X16 @ X17 @ X18 @ X19)),
% 26.61/4.40      inference('demod', [status(thm)],
% 26.61/4.40                [zip_derived_cl510, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.40                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.61/4.40                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.61/4.40                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257, 
% 26.61/4.40                 zip_derived_cl1310, zip_derived_cl1364, zip_derived_cl1419, 
% 26.61/4.40                 zip_derived_cl1478, zip_derived_cl1542, zip_derived_cl1606, 
% 26.61/4.40                 zip_derived_cl1682, zip_derived_cl1756, zip_derived_cl1830])).
% 26.61/4.40  thf(zip_derived_cl1984, plain,
% 26.61/4.40      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.61/4.40         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 26.61/4.40         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i]:
% 26.61/4.40          (ssNder1_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 26.61/4.40           X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 26.61/4.40           X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20)),
% 26.61/4.40      inference('demod', [status(thm)],
% 26.61/4.40                [zip_derived_cl462, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.40                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.61/4.40                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.61/4.40                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257, 
% 26.61/4.40                 zip_derived_cl1310, zip_derived_cl1364, zip_derived_cl1419, 
% 26.61/4.40                 zip_derived_cl1478, zip_derived_cl1542, zip_derived_cl1606, 
% 26.61/4.40                 zip_derived_cl1682, zip_derived_cl1756, zip_derived_cl1830, 
% 26.61/4.40                 zip_derived_cl1898])).
% 26.61/4.40  thf(zip_derived_cl2081, plain,
% 26.61/4.40      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.61/4.40         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 26.61/4.40         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i, 
% 26.61/4.40         X21 : $i]:
% 26.61/4.40         ( (ssPv25_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 26.61/4.40            X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 26.61/4.40            X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21)
% 26.61/4.40          | ~ (ssPv25_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3))),
% 26.61/4.40      inference('demod', [status(thm)],
% 26.61/4.40                [zip_derived_cl408, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.40                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.61/4.40                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.61/4.40                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257, 
% 26.61/4.40                 zip_derived_cl1310, zip_derived_cl1364, zip_derived_cl1419, 
% 26.61/4.40                 zip_derived_cl1478, zip_derived_cl1542, zip_derived_cl1606, 
% 26.61/4.40                 zip_derived_cl1682, zip_derived_cl1756, zip_derived_cl1830, 
% 26.61/4.40                 zip_derived_cl1898, zip_derived_cl1984])).
% 26.61/4.40  thf(clause742, conjecture,
% 26.61/4.40    (~( ( ssPv14_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.40          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 26.61/4.40          X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 ) | 
% 26.61/4.40        ( ssPv7_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.40          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 26.61/4.40          X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 ) | 
% 26.61/4.40        ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 26.61/4.40        ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 26.61/4.40        ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 26.61/4.40        ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 26.61/4.40        ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 26.61/4.40        ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 26.61/4.40        ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 26.61/4.40        ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 26.61/4.40        ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 26.61/4.40        ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.40             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 26.61/4.40        ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.40             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 26.61/4.40        ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.40             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 26.61/4.40        ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.40             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 26.61/4.40        ( ~( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.40             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) | 
% 26.61/4.40        ( ~( ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.40             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) ) | 
% 26.61/4.40        ( ~( ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.40             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 26.61/4.40             X9 @ X10 ) ) | 
% 26.61/4.40        ( ~( ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.40             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 26.61/4.40             X9 @ X10 @ X11 ) ) | 
% 26.61/4.40        ( ~( ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.40             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 26.61/4.40             X9 @ X10 @ X11 @ X12 ) ) | 
% 26.61/4.40        ( ~( ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.40             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 26.61/4.40             X9 @ X10 @ X11 @ X12 @ X13 ) ) | 
% 26.61/4.40        ( ~( ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.40             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 26.61/4.40             X9 @ X10 @ X11 @ X12 @ X13 @ X14 ) ) | 
% 26.61/4.40        ( ~( ssNder1_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.40             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 26.61/4.40             X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 ) ) | 
% 26.61/4.40        ( ~( ssPv25_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.40             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 26.61/4.40             X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 ) ) | 
% 26.61/4.40        ( ~( ssPv11_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.40             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 26.61/4.40             X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 ) ) ))).
% 26.61/4.40  thf(zf_stmt_61, negated_conjecture,
% 26.61/4.40    (( ssPv14_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.40       U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 26.61/4.40       X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 ) | 
% 26.61/4.40     ( ssPv7_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.40       U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 26.61/4.40       X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 ) | 
% 26.61/4.40     ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 26.61/4.40     ( ~( ssNder1_2r1r1 @ U @ V ) ) | ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 26.61/4.40     ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 26.61/4.40     ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 26.61/4.40     ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 26.61/4.40     ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 26.61/4.40     ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 26.61/4.40     ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 26.61/4.40     ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.40          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 26.61/4.40     ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.40          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 26.61/4.40     ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.40          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 26.61/4.40     ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.40          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 26.61/4.40     ( ~( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.40          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) | 
% 26.61/4.40     ( ~( ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.40          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) ) | 
% 26.61/4.40     ( ~( ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.40          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 26.61/4.40          X10 ) ) | 
% 26.61/4.40     ( ~( ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.40          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 26.61/4.40          X10 @ X11 ) ) | 
% 26.61/4.40     ( ~( ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.40          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 26.61/4.40          X10 @ X11 @ X12 ) ) | 
% 26.61/4.40     ( ~( ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.40          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 26.61/4.40          X10 @ X11 @ X12 @ X13 ) ) | 
% 26.61/4.40     ( ~( ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.40          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 26.61/4.40          X10 @ X11 @ X12 @ X13 @ X14 ) ) | 
% 26.61/4.40     ( ~( ssNder1_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.40          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 26.61/4.40          X10 @ X11 @ X12 @ X13 @ X14 @ X15 ) ) | 
% 26.61/4.40     ( ~( ssPv25_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.40          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 26.61/4.40          X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 ) ) | 
% 26.61/4.40     ( ~( ssPv11_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.40          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 26.61/4.40          X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 ) )),
% 26.61/4.40    inference('cnf.neg', [status(esa)], [clause742])).
% 26.61/4.40  thf(zip_derived_cl266, plain,
% 26.61/4.40      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.61/4.40         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 26.61/4.40         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i, 
% 26.61/4.40         X21 : $i]:
% 26.61/4.40         ( (ssPv14_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 26.61/4.40            X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 26.61/4.40            X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21)
% 26.61/4.40          |  (ssPv7_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 26.61/4.40              X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 26.61/4.40              X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21)
% 26.61/4.40          | ~ (ssNder1_0)
% 26.61/4.40          | ~ (ssNder1_1r1 @ X0)
% 26.61/4.40          | ~ (ssNder1_2r1r1 @ X0 @ X1)
% 26.61/4.40          | ~ (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)
% 26.61/4.40          | ~ (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)
% 26.61/4.40          | ~ (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)
% 26.61/4.40          | ~ (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)
% 26.61/4.40          | ~ (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)
% 26.61/4.40          | ~ (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 26.61/4.40               X7)
% 26.61/4.40          | ~ (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 26.61/4.40               X6 @ X7 @ X8)
% 26.61/4.40          | ~ (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 26.61/4.40               X6 @ X7 @ X8 @ X9)
% 26.61/4.40          | ~ (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 26.61/4.40               X5 @ X6 @ X7 @ X8 @ X9 @ X10)
% 26.61/4.40          | ~ (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 26.61/4.40               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11)
% 26.61/4.40          | ~ (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 26.61/4.40               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)
% 26.61/4.40          | ~ (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 26.61/4.40               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)
% 26.61/4.40          | ~ (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 26.61/4.40               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)
% 26.61/4.40          | ~ (ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 26.61/4.40               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 26.61/4.40               X14 @ X15)
% 26.61/4.40          | ~ (ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 26.61/4.40               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 26.61/4.40               X14 @ X15 @ X16)
% 26.61/4.40          | ~ (ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 26.61/4.40               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 26.61/4.40               X14 @ X15 @ X16 @ X17)
% 26.61/4.40          | ~ (ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 26.61/4.40               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 26.61/4.40               X14 @ X15 @ X16 @ X17 @ X18)
% 26.61/4.40          | ~ (ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 26.61/4.40               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 26.61/4.40               X14 @ X15 @ X16 @ X17 @ X18 @ X19)
% 26.61/4.40          | ~ (ssNder1_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 26.61/4.40               X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 26.61/4.40               X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20)
% 26.61/4.40          | ~ (ssPv25_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 26.61/4.40               X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 26.61/4.40               X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21)
% 26.61/4.40          | ~ (ssPv11_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 26.61/4.40               X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 26.61/4.40               X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21))),
% 26.61/4.40      inference('cnf', [status(esa)], [zf_stmt_61])).
% 26.61/4.40  thf(zip_derived_cl1007, plain, ( (ssNder1_0)),
% 26.61/4.40      inference('cnf', [status(esa)], [zf_stmt_1])).
% 26.61/4.40  thf(zip_derived_cl1013, plain, (![X0 : $i]:  (ssNder1_1r1 @ X0)),
% 26.61/4.40      inference('demod', [status(thm)],
% 26.61/4.40                [zip_derived_cl1006, zip_derived_cl1007])).
% 26.61/4.40  thf(zip_derived_cl1014, plain,
% 26.61/4.40      (![X0 : $i, X1 : $i]:  (ssNder1_2r1r1 @ X0 @ X1)),
% 26.61/4.40      inference('demod', [status(thm)],
% 26.61/4.40                [zip_derived_cl1005, zip_derived_cl1007, zip_derived_cl1013])).
% 26.61/4.40  thf(zip_derived_cl1019, plain,
% 26.61/4.40      (![X0 : $i, X1 : $i, X2 : $i]:  (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)),
% 26.61/4.40      inference('demod', [status(thm)],
% 26.61/4.40                [zip_derived_cl999, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.40                 zip_derived_cl1014])).
% 26.61/4.40  thf(zip_derived_cl1038, plain,
% 26.61/4.40      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 26.61/4.40          (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)),
% 26.61/4.40      inference('demod', [status(thm)],
% 26.61/4.40                [zip_derived_cl991, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.40                 zip_derived_cl1014, zip_derived_cl1019])).
% 26.61/4.40  thf(zip_derived_cl1058, plain,
% 26.61/4.40      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 26.61/4.40          (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)),
% 26.61/4.40      inference('demod', [status(thm)],
% 26.61/4.40                [zip_derived_cl973, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.40                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038])).
% 26.61/4.40  thf(zip_derived_cl1082, plain,
% 26.61/4.40      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 26.61/4.40          (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)),
% 26.61/4.40      inference('demod', [status(thm)],
% 26.61/4.40                [zip_derived_cl959, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.40                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.61/4.40                 zip_derived_cl1058])).
% 26.61/4.40  thf(zip_derived_cl1121, plain,
% 26.61/4.40      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i]:
% 26.61/4.40          (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)),
% 26.61/4.40      inference('demod', [status(thm)],
% 26.61/4.40                [zip_derived_cl938, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.40                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.61/4.40                 zip_derived_cl1058, zip_derived_cl1082])).
% 26.61/4.40  thf(zip_derived_cl1162, plain,
% 26.61/4.40      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, X7 : $i]:
% 26.61/4.40          (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7)),
% 26.61/4.40      inference('demod', [status(thm)],
% 26.61/4.40                [zip_derived_cl912, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.40                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.61/4.40                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121])).
% 26.61/4.40  thf(zip_derived_cl1209, plain,
% 26.61/4.40      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.61/4.40         X7 : $i, X8 : $i]:
% 26.61/4.40          (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 26.61/4.40           X7 @ X8)),
% 26.61/4.40      inference('demod', [status(thm)],
% 26.61/4.40                [zip_derived_cl889, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.40                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.61/4.40                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.61/4.40                 zip_derived_cl1162])).
% 26.61/4.40  thf(zip_derived_cl1257, plain,
% 26.61/4.40      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.61/4.40         X7 : $i, X8 : $i, X9 : $i]:
% 26.61/4.40          (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 26.61/4.40           X7 @ X8 @ X9)),
% 26.61/4.40      inference('demod', [status(thm)],
% 26.61/4.40                [zip_derived_cl861, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.40                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.61/4.40                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.61/4.40                 zip_derived_cl1162, zip_derived_cl1209])).
% 26.61/4.40  thf(zip_derived_cl1310, plain,
% 26.61/4.40      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.61/4.40         X7 : $i, X8 : $i, X9 : $i, X10 : $i]:
% 26.61/4.40          (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 26.61/4.40           X6 @ X7 @ X8 @ X9 @ X10)),
% 26.61/4.40      inference('demod', [status(thm)],
% 26.61/4.40                [zip_derived_cl832, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.40                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.61/4.40                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.61/4.40                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257])).
% 26.61/4.40  thf(zip_derived_cl1364, plain,
% 26.61/4.40      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.61/4.40         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i]:
% 26.61/4.40          (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 26.61/4.40           X6 @ X7 @ X8 @ X9 @ X10 @ X11)),
% 26.61/4.40      inference('demod', [status(thm)],
% 26.61/4.40                [zip_derived_cl807, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.40                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.61/4.40                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.61/4.40                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257, 
% 26.61/4.40                 zip_derived_cl1310])).
% 26.61/4.40  thf(zip_derived_cl1419, plain,
% 26.61/4.40      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.61/4.40         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i]:
% 26.61/4.40          (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 26.61/4.40           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)),
% 26.61/4.40      inference('demod', [status(thm)],
% 26.61/4.40                [zip_derived_cl774, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.40                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.61/4.40                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.61/4.40                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257, 
% 26.61/4.40                 zip_derived_cl1310, zip_derived_cl1364])).
% 26.61/4.40  thf(zip_derived_cl1478, plain,
% 26.61/4.40      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.61/4.40         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i]:
% 26.61/4.40          (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 26.61/4.40           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)),
% 26.61/4.40      inference('demod', [status(thm)],
% 26.61/4.40                [zip_derived_cl738, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.40                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.61/4.40                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.61/4.40                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257, 
% 26.61/4.40                 zip_derived_cl1310, zip_derived_cl1364, zip_derived_cl1419])).
% 26.61/4.40  thf(zip_derived_cl1542, plain,
% 26.61/4.40      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.61/4.40         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 26.61/4.40         X14 : $i]:
% 26.61/4.40          (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 26.61/4.40           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)),
% 26.61/4.40      inference('demod', [status(thm)],
% 26.61/4.40                [zip_derived_cl705, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.40                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.61/4.40                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.61/4.40                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257, 
% 26.61/4.40                 zip_derived_cl1310, zip_derived_cl1364, zip_derived_cl1419, 
% 26.61/4.40                 zip_derived_cl1478])).
% 26.61/4.40  thf(zip_derived_cl1606, plain,
% 26.61/4.40      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.61/4.40         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 26.61/4.40         X14 : $i, X15 : $i]:
% 26.61/4.40          (ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 26.61/4.40           X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15)),
% 26.61/4.40      inference('demod', [status(thm)],
% 26.61/4.40                [zip_derived_cl664, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.40                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.61/4.40                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.61/4.40                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257, 
% 26.61/4.40                 zip_derived_cl1310, zip_derived_cl1364, zip_derived_cl1419, 
% 26.61/4.40                 zip_derived_cl1478, zip_derived_cl1542])).
% 26.61/4.40  thf(zip_derived_cl1682, plain,
% 26.61/4.40      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.61/4.40         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 26.61/4.40         X14 : $i, X15 : $i, X16 : $i]:
% 26.61/4.40          (ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 26.61/4.40           X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ 
% 26.61/4.40           X16)),
% 26.61/4.40      inference('demod', [status(thm)],
% 26.61/4.40                [zip_derived_cl628, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.40                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.61/4.40                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.61/4.40                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257, 
% 26.61/4.40                 zip_derived_cl1310, zip_derived_cl1364, zip_derived_cl1419, 
% 26.61/4.40                 zip_derived_cl1478, zip_derived_cl1542, zip_derived_cl1606])).
% 26.61/4.40  thf(zip_derived_cl1756, plain,
% 26.61/4.40      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.61/4.40         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 26.61/4.40         X14 : $i, X15 : $i, X16 : $i, X17 : $i]:
% 26.61/4.40          (ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 26.61/4.40           X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 26.61/4.40           X15 @ X16 @ X17)),
% 26.61/4.40      inference('demod', [status(thm)],
% 26.61/4.40                [zip_derived_cl591, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.40                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.61/4.40                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.61/4.40                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257, 
% 26.61/4.40                 zip_derived_cl1310, zip_derived_cl1364, zip_derived_cl1419, 
% 26.61/4.40                 zip_derived_cl1478, zip_derived_cl1542, zip_derived_cl1606, 
% 26.61/4.40                 zip_derived_cl1682])).
% 26.61/4.40  thf(zip_derived_cl1830, plain,
% 26.61/4.40      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.61/4.40         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 26.61/4.40         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i]:
% 26.61/4.40          (ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 26.61/4.40           X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 26.61/4.40           X15 @ X16 @ X17 @ X18)),
% 26.61/4.40      inference('demod', [status(thm)],
% 26.61/4.40                [zip_derived_cl551, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.40                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.61/4.40                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.61/4.40                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257, 
% 26.61/4.40                 zip_derived_cl1310, zip_derived_cl1364, zip_derived_cl1419, 
% 26.61/4.40                 zip_derived_cl1478, zip_derived_cl1542, zip_derived_cl1606, 
% 26.61/4.40                 zip_derived_cl1682, zip_derived_cl1756])).
% 26.61/4.40  thf(zip_derived_cl1898, plain,
% 26.61/4.40      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.61/4.40         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 26.61/4.40         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i]:
% 26.61/4.40          (ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 26.61/4.40           X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 26.61/4.40           X15 @ X16 @ X17 @ X18 @ X19)),
% 26.61/4.40      inference('demod', [status(thm)],
% 26.61/4.40                [zip_derived_cl510, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.40                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.61/4.40                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.61/4.40                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257, 
% 26.61/4.40                 zip_derived_cl1310, zip_derived_cl1364, zip_derived_cl1419, 
% 26.61/4.40                 zip_derived_cl1478, zip_derived_cl1542, zip_derived_cl1606, 
% 26.61/4.40                 zip_derived_cl1682, zip_derived_cl1756, zip_derived_cl1830])).
% 26.61/4.40  thf(zip_derived_cl1984, plain,
% 26.61/4.40      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.61/4.40         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 26.61/4.40         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i]:
% 26.61/4.40          (ssNder1_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 26.61/4.40           X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 26.61/4.40           X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20)),
% 26.61/4.40      inference('demod', [status(thm)],
% 26.61/4.40                [zip_derived_cl462, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.40                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.61/4.40                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.61/4.40                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257, 
% 26.61/4.40                 zip_derived_cl1310, zip_derived_cl1364, zip_derived_cl1419, 
% 26.61/4.40                 zip_derived_cl1478, zip_derived_cl1542, zip_derived_cl1606, 
% 26.61/4.40                 zip_derived_cl1682, zip_derived_cl1756, zip_derived_cl1830, 
% 26.61/4.40                 zip_derived_cl1898])).
% 26.61/4.40  thf(zip_derived_cl2286, plain,
% 26.61/4.40      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.61/4.40         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 26.61/4.40         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i, 
% 26.61/4.40         X21 : $i]:
% 26.61/4.40         ( (ssPv14_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 26.61/4.40            X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 26.61/4.40            X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21)
% 26.61/4.40          |  (ssPv7_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 26.61/4.40              X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 26.61/4.40              X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21)
% 26.61/4.40          | ~ (ssPv25_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 26.61/4.40               X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 26.61/4.40               X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21)
% 26.61/4.40          | ~ (ssPv11_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 26.61/4.40               X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 26.61/4.40               X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21))),
% 26.61/4.40      inference('demod', [status(thm)],
% 26.61/4.40                [zip_derived_cl266, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.40                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.61/4.40                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.61/4.40                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257, 
% 26.61/4.40                 zip_derived_cl1310, zip_derived_cl1364, zip_derived_cl1419, 
% 26.61/4.40                 zip_derived_cl1478, zip_derived_cl1542, zip_derived_cl1606, 
% 26.61/4.40                 zip_derived_cl1682, zip_derived_cl1756, zip_derived_cl1830, 
% 26.61/4.40                 zip_derived_cl1898, zip_derived_cl1984])).
% 26.61/4.40  thf(zip_derived_cl2287, plain,
% 26.61/4.40      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.61/4.40         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 26.61/4.40         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i, 
% 26.61/4.40         X21 : $i]:
% 26.61/4.40         (~ (ssPv25_4r1r1r1r1 @ X21 @ X20 @ X19 @ X18)
% 26.61/4.40          | ~ (ssPv11_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X21 @ 
% 26.61/4.40               X20 @ X19 @ X18 @ X17 @ X16 @ X15 @ X14 @ X13 @ X12 @ X11 @ 
% 26.61/4.40               X10 @ X9 @ X8 @ X7 @ X6 @ X5 @ X4 @ X3 @ X2 @ X1 @ X0)
% 26.61/4.40          |  (ssPv7_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X21 @ 
% 26.61/4.40              X20 @ X19 @ X18 @ X17 @ X16 @ X15 @ X14 @ X13 @ X12 @ X11 @ 
% 26.61/4.40              X10 @ X9 @ X8 @ X7 @ X6 @ X5 @ X4 @ X3 @ X2 @ X1 @ X0)
% 26.61/4.40          |  (ssPv14_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X21 @ 
% 26.61/4.40              X20 @ X19 @ X18 @ X17 @ X16 @ X15 @ X14 @ X13 @ X12 @ X11 @ 
% 26.61/4.40              X10 @ X9 @ X8 @ X7 @ X6 @ X5 @ X4 @ X3 @ X2 @ X1 @ X0))),
% 26.61/4.40      inference('sup-', [status(thm)], [zip_derived_cl2081, zip_derived_cl2286])).
% 26.61/4.40  thf(zip_derived_cl2288, plain,
% 26.61/4.40      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.61/4.40         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 26.61/4.40         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i, 
% 26.61/4.40         X21 : $i]:
% 26.61/4.40         (~ (ssPv11_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X21 @ X20 @ X19 @ 
% 26.61/4.40             X18 @ X17 @ X16 @ X15 @ X14 @ X13 @ X12 @ X11 @ X10 @ X9 @ X8 @ 
% 26.61/4.40             X7 @ X6 @ X5 @ X4)
% 26.61/4.40          |  (ssPv14_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X21 @ 
% 26.61/4.40              X20 @ X19 @ X18 @ X17 @ X16 @ X15 @ X14 @ X13 @ X12 @ X11 @ 
% 26.61/4.40              X10 @ X9 @ X8 @ X7 @ X6 @ X5 @ X4 @ X3 @ X2 @ X1 @ X0)
% 26.61/4.40          |  (ssPv7_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X21 @ 
% 26.61/4.40              X20 @ X19 @ X18 @ X17 @ X16 @ X15 @ X14 @ X13 @ X12 @ X11 @ 
% 26.61/4.40              X10 @ X9 @ X8 @ X7 @ X6 @ X5 @ X4 @ X3 @ X2 @ X1 @ X0)
% 26.61/4.40          | ~ (ssPv25_4r1r1r1r1 @ X21 @ X20 @ X19 @ X18))),
% 26.61/4.40      inference('sup-', [status(thm)], [zip_derived_cl2151, zip_derived_cl2287])).
% 26.61/4.40  thf(clause627, conjecture,
% 26.61/4.40    (~( ( ssPv14_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.40          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) | 
% 26.61/4.40        ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 26.61/4.40        ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 26.61/4.40        ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 26.61/4.40        ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 26.61/4.40        ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 26.61/4.40        ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 26.61/4.40        ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 26.61/4.40        ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 26.61/4.40        ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 26.61/4.40        ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.40             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 26.61/4.40        ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.40             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 26.61/4.40        ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.40             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 26.61/4.40        ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.40             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 26.61/4.40        ( ~( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.40             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) | 
% 26.61/4.40        ( ~( ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.40             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) ) | 
% 26.61/4.40        ( ~( ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.40             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 26.61/4.40             X9 @ X10 ) ) | 
% 26.61/4.40        ( ~( ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.40             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 26.61/4.40             X9 @ X10 @ X11 ) ) | 
% 26.61/4.40        ( ~( ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.40             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 26.61/4.40             X9 @ X10 @ X11 @ X12 ) ) | 
% 26.61/4.40        ( ~( ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.40             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 26.61/4.40             X9 @ X10 @ X11 @ X12 @ X13 ) ) | 
% 26.61/4.40        ( ~( ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.40             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 26.61/4.40             X9 @ X10 @ X11 @ X12 @ X13 @ X14 ) ) | 
% 26.61/4.40        ( ~( ssNder1_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.40             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 26.61/4.40             X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 ) ) | 
% 26.61/4.40        ( ~( ssPv14_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.40             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 26.61/4.40             X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 ) ) ))).
% 26.61/4.40  thf(zf_stmt_62, negated_conjecture,
% 26.61/4.40    (( ssPv14_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.40       U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) | 
% 26.61/4.40     ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 26.61/4.40     ( ~( ssNder1_2r1r1 @ U @ V ) ) | ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 26.61/4.40     ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 26.61/4.40     ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 26.61/4.40     ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 26.61/4.40     ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 26.61/4.40     ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 26.61/4.40     ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 26.61/4.40     ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.40          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 26.61/4.40     ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.40          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 26.61/4.40     ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.40          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 26.61/4.40     ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.40          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 26.61/4.40     ( ~( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.40          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) | 
% 26.61/4.40     ( ~( ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.40          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) ) | 
% 26.61/4.40     ( ~( ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.40          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 26.61/4.40          X10 ) ) | 
% 26.61/4.40     ( ~( ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.40          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 26.61/4.40          X10 @ X11 ) ) | 
% 26.61/4.40     ( ~( ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.40          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 26.61/4.40          X10 @ X11 @ X12 ) ) | 
% 26.61/4.40     ( ~( ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.40          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 26.61/4.40          X10 @ X11 @ X12 @ X13 ) ) | 
% 26.61/4.40     ( ~( ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.40          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 26.61/4.40          X10 @ X11 @ X12 @ X13 @ X14 ) ) | 
% 26.61/4.40     ( ~( ssNder1_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.40          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 26.61/4.40          X10 @ X11 @ X12 @ X13 @ X14 @ X15 ) ) | 
% 26.61/4.40     ( ~( ssPv14_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.40          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 26.61/4.40          X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 ) )),
% 26.61/4.40    inference('cnf.neg', [status(esa)], [clause627])).
% 26.61/4.40  thf(zip_derived_cl381, plain,
% 26.61/4.40      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.61/4.40         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 26.61/4.40         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i, 
% 26.61/4.40         X21 : $i]:
% 26.61/4.40         ( (ssPv14_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 26.61/4.40            X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)
% 26.61/4.40          | ~ (ssNder1_0)
% 26.61/4.40          | ~ (ssNder1_1r1 @ X0)
% 26.61/4.40          | ~ (ssNder1_2r1r1 @ X0 @ X1)
% 26.61/4.40          | ~ (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)
% 26.61/4.40          | ~ (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)
% 26.61/4.40          | ~ (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)
% 26.61/4.40          | ~ (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)
% 26.61/4.40          | ~ (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)
% 26.61/4.40          | ~ (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 26.61/4.40               X7)
% 26.61/4.40          | ~ (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 26.61/4.40               X6 @ X7 @ X8)
% 26.61/4.40          | ~ (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 26.61/4.40               X6 @ X7 @ X8 @ X9)
% 26.61/4.40          | ~ (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 26.61/4.40               X5 @ X6 @ X7 @ X8 @ X9 @ X10)
% 26.61/4.40          | ~ (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 26.61/4.40               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11)
% 26.61/4.40          | ~ (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 26.61/4.40               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)
% 26.61/4.40          | ~ (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 26.61/4.40               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)
% 26.61/4.40          | ~ (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 26.61/4.40               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)
% 26.61/4.40          | ~ (ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 26.61/4.40               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 26.61/4.40               X14 @ X15)
% 26.61/4.40          | ~ (ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 26.61/4.40               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 26.61/4.40               X14 @ X15 @ X16)
% 26.61/4.40          | ~ (ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 26.61/4.40               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 26.61/4.40               X14 @ X15 @ X16 @ X17)
% 26.61/4.40          | ~ (ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 26.61/4.40               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 26.61/4.40               X14 @ X15 @ X16 @ X17 @ X18)
% 26.61/4.40          | ~ (ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 26.61/4.40               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 26.61/4.40               X14 @ X15 @ X16 @ X17 @ X18 @ X19)
% 26.61/4.40          | ~ (ssNder1_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 26.61/4.40               X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 26.61/4.40               X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20)
% 26.61/4.40          | ~ (ssPv14_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 26.61/4.40               X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 26.61/4.40               X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21))),
% 26.61/4.40      inference('cnf', [status(esa)], [zf_stmt_62])).
% 26.61/4.40  thf(zip_derived_cl1007, plain, ( (ssNder1_0)),
% 26.61/4.40      inference('cnf', [status(esa)], [zf_stmt_1])).
% 26.61/4.40  thf(zip_derived_cl1013, plain, (![X0 : $i]:  (ssNder1_1r1 @ X0)),
% 26.61/4.40      inference('demod', [status(thm)],
% 26.61/4.40                [zip_derived_cl1006, zip_derived_cl1007])).
% 26.61/4.40  thf(zip_derived_cl1014, plain,
% 26.61/4.40      (![X0 : $i, X1 : $i]:  (ssNder1_2r1r1 @ X0 @ X1)),
% 26.61/4.40      inference('demod', [status(thm)],
% 26.61/4.40                [zip_derived_cl1005, zip_derived_cl1007, zip_derived_cl1013])).
% 26.61/4.40  thf(zip_derived_cl1019, plain,
% 26.61/4.40      (![X0 : $i, X1 : $i, X2 : $i]:  (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)),
% 26.61/4.40      inference('demod', [status(thm)],
% 26.61/4.40                [zip_derived_cl999, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.40                 zip_derived_cl1014])).
% 26.61/4.40  thf(zip_derived_cl1038, plain,
% 26.61/4.40      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 26.61/4.40          (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)),
% 26.61/4.40      inference('demod', [status(thm)],
% 26.61/4.40                [zip_derived_cl991, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.40                 zip_derived_cl1014, zip_derived_cl1019])).
% 26.61/4.40  thf(zip_derived_cl1058, plain,
% 26.61/4.40      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 26.61/4.40          (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)),
% 26.61/4.40      inference('demod', [status(thm)],
% 26.61/4.40                [zip_derived_cl973, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.40                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038])).
% 26.61/4.40  thf(zip_derived_cl1082, plain,
% 26.61/4.40      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 26.61/4.40          (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)),
% 26.61/4.40      inference('demod', [status(thm)],
% 26.61/4.40                [zip_derived_cl959, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.40                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.61/4.40                 zip_derived_cl1058])).
% 26.61/4.40  thf(zip_derived_cl1121, plain,
% 26.61/4.40      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i]:
% 26.61/4.40          (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)),
% 26.61/4.40      inference('demod', [status(thm)],
% 26.61/4.40                [zip_derived_cl938, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.40                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.61/4.40                 zip_derived_cl1058, zip_derived_cl1082])).
% 26.61/4.40  thf(zip_derived_cl1162, plain,
% 26.61/4.40      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, X7 : $i]:
% 26.61/4.40          (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7)),
% 26.61/4.40      inference('demod', [status(thm)],
% 26.61/4.40                [zip_derived_cl912, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.40                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.61/4.40                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121])).
% 26.61/4.40  thf(zip_derived_cl1209, plain,
% 26.61/4.40      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.61/4.40         X7 : $i, X8 : $i]:
% 26.61/4.40          (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 26.61/4.40           X7 @ X8)),
% 26.61/4.40      inference('demod', [status(thm)],
% 26.61/4.40                [zip_derived_cl889, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.40                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.61/4.40                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.61/4.40                 zip_derived_cl1162])).
% 26.61/4.40  thf(zip_derived_cl1257, plain,
% 26.61/4.40      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.61/4.40         X7 : $i, X8 : $i, X9 : $i]:
% 26.61/4.40          (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 26.61/4.40           X7 @ X8 @ X9)),
% 26.61/4.40      inference('demod', [status(thm)],
% 26.61/4.40                [zip_derived_cl861, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.40                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.61/4.40                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.61/4.40                 zip_derived_cl1162, zip_derived_cl1209])).
% 26.61/4.40  thf(zip_derived_cl1310, plain,
% 26.61/4.40      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.61/4.40         X7 : $i, X8 : $i, X9 : $i, X10 : $i]:
% 26.61/4.40          (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 26.61/4.40           X6 @ X7 @ X8 @ X9 @ X10)),
% 26.61/4.40      inference('demod', [status(thm)],
% 26.61/4.40                [zip_derived_cl832, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.40                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.61/4.40                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.61/4.40                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257])).
% 26.61/4.40  thf(zip_derived_cl1364, plain,
% 26.61/4.40      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.61/4.40         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i]:
% 26.61/4.40          (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 26.61/4.40           X6 @ X7 @ X8 @ X9 @ X10 @ X11)),
% 26.61/4.40      inference('demod', [status(thm)],
% 26.61/4.40                [zip_derived_cl807, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.40                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.61/4.40                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.61/4.40                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257, 
% 26.61/4.40                 zip_derived_cl1310])).
% 26.61/4.40  thf(zip_derived_cl1419, plain,
% 26.61/4.40      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.61/4.40         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i]:
% 26.61/4.40          (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 26.61/4.40           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)),
% 26.61/4.40      inference('demod', [status(thm)],
% 26.61/4.40                [zip_derived_cl774, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.40                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.61/4.40                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.61/4.40                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257, 
% 26.61/4.40                 zip_derived_cl1310, zip_derived_cl1364])).
% 26.61/4.40  thf(zip_derived_cl1478, plain,
% 26.61/4.40      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.61/4.40         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i]:
% 26.61/4.40          (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 26.61/4.40           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)),
% 26.61/4.40      inference('demod', [status(thm)],
% 26.61/4.40                [zip_derived_cl738, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.40                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.61/4.40                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.61/4.40                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257, 
% 26.61/4.40                 zip_derived_cl1310, zip_derived_cl1364, zip_derived_cl1419])).
% 26.61/4.40  thf(zip_derived_cl1542, plain,
% 26.61/4.40      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.61/4.40         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 26.61/4.40         X14 : $i]:
% 26.61/4.40          (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 26.61/4.40           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)),
% 26.61/4.40      inference('demod', [status(thm)],
% 26.61/4.40                [zip_derived_cl705, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.40                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.61/4.40                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.61/4.40                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257, 
% 26.61/4.40                 zip_derived_cl1310, zip_derived_cl1364, zip_derived_cl1419, 
% 26.61/4.40                 zip_derived_cl1478])).
% 26.61/4.40  thf(zip_derived_cl1606, plain,
% 26.61/4.40      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.61/4.40         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 26.61/4.40         X14 : $i, X15 : $i]:
% 26.61/4.40          (ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 26.61/4.40           X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15)),
% 26.61/4.40      inference('demod', [status(thm)],
% 26.61/4.40                [zip_derived_cl664, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.40                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.61/4.40                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.61/4.40                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257, 
% 26.61/4.40                 zip_derived_cl1310, zip_derived_cl1364, zip_derived_cl1419, 
% 26.61/4.40                 zip_derived_cl1478, zip_derived_cl1542])).
% 26.61/4.40  thf(zip_derived_cl1682, plain,
% 26.61/4.40      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.61/4.40         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 26.61/4.40         X14 : $i, X15 : $i, X16 : $i]:
% 26.61/4.40          (ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 26.61/4.40           X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ 
% 26.61/4.40           X16)),
% 26.61/4.40      inference('demod', [status(thm)],
% 26.61/4.40                [zip_derived_cl628, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.40                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.61/4.40                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.61/4.40                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257, 
% 26.61/4.40                 zip_derived_cl1310, zip_derived_cl1364, zip_derived_cl1419, 
% 26.61/4.40                 zip_derived_cl1478, zip_derived_cl1542, zip_derived_cl1606])).
% 26.61/4.40  thf(zip_derived_cl1756, plain,
% 26.61/4.40      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.61/4.40         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 26.61/4.40         X14 : $i, X15 : $i, X16 : $i, X17 : $i]:
% 26.61/4.40          (ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 26.61/4.40           X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 26.61/4.40           X15 @ X16 @ X17)),
% 26.61/4.40      inference('demod', [status(thm)],
% 26.61/4.40                [zip_derived_cl591, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.40                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.61/4.40                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.61/4.40                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257, 
% 26.61/4.40                 zip_derived_cl1310, zip_derived_cl1364, zip_derived_cl1419, 
% 26.61/4.40                 zip_derived_cl1478, zip_derived_cl1542, zip_derived_cl1606, 
% 26.61/4.40                 zip_derived_cl1682])).
% 26.61/4.40  thf(zip_derived_cl1830, plain,
% 26.61/4.40      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.61/4.40         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 26.61/4.40         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i]:
% 26.61/4.40          (ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 26.61/4.40           X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 26.61/4.40           X15 @ X16 @ X17 @ X18)),
% 26.61/4.40      inference('demod', [status(thm)],
% 26.61/4.40                [zip_derived_cl551, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.40                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.61/4.40                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.61/4.40                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257, 
% 26.61/4.40                 zip_derived_cl1310, zip_derived_cl1364, zip_derived_cl1419, 
% 26.61/4.40                 zip_derived_cl1478, zip_derived_cl1542, zip_derived_cl1606, 
% 26.61/4.40                 zip_derived_cl1682, zip_derived_cl1756])).
% 26.61/4.40  thf(zip_derived_cl1898, plain,
% 26.61/4.40      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.61/4.40         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 26.61/4.40         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i]:
% 26.61/4.40          (ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 26.61/4.40           X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 26.61/4.40           X15 @ X16 @ X17 @ X18 @ X19)),
% 26.61/4.40      inference('demod', [status(thm)],
% 26.61/4.40                [zip_derived_cl510, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.40                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.61/4.40                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.61/4.40                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257, 
% 26.61/4.40                 zip_derived_cl1310, zip_derived_cl1364, zip_derived_cl1419, 
% 26.61/4.40                 zip_derived_cl1478, zip_derived_cl1542, zip_derived_cl1606, 
% 26.61/4.40                 zip_derived_cl1682, zip_derived_cl1756, zip_derived_cl1830])).
% 26.61/4.40  thf(zip_derived_cl1984, plain,
% 26.61/4.40      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.61/4.40         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 26.61/4.40         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i]:
% 26.61/4.40          (ssNder1_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 26.61/4.40           X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 26.61/4.40           X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20)),
% 26.61/4.40      inference('demod', [status(thm)],
% 26.61/4.40                [zip_derived_cl462, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.40                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.61/4.40                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.61/4.40                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257, 
% 26.61/4.40                 zip_derived_cl1310, zip_derived_cl1364, zip_derived_cl1419, 
% 26.61/4.40                 zip_derived_cl1478, zip_derived_cl1542, zip_derived_cl1606, 
% 26.61/4.40                 zip_derived_cl1682, zip_derived_cl1756, zip_derived_cl1830, 
% 26.61/4.40                 zip_derived_cl1898])).
% 26.61/4.40  thf(zip_derived_cl2106, plain,
% 26.61/4.40      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.61/4.40         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 26.61/4.40         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i, 
% 26.61/4.40         X21 : $i]:
% 26.61/4.40         ( (ssPv14_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 26.61/4.40            X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)
% 26.61/4.40          | ~ (ssPv14_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 26.61/4.40               X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 26.61/4.40               X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21))),
% 26.61/4.40      inference('demod', [status(thm)],
% 26.61/4.40                [zip_derived_cl381, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.40                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.61/4.40                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.61/4.40                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257, 
% 26.61/4.40                 zip_derived_cl1310, zip_derived_cl1364, zip_derived_cl1419, 
% 26.61/4.40                 zip_derived_cl1478, zip_derived_cl1542, zip_derived_cl1606, 
% 26.61/4.40                 zip_derived_cl1682, zip_derived_cl1756, zip_derived_cl1830, 
% 26.61/4.40                 zip_derived_cl1898, zip_derived_cl1984])).
% 26.61/4.40  thf(zip_derived_cl2289, plain,
% 26.61/4.40      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.61/4.40         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 26.61/4.40         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i, 
% 26.61/4.40         X21 : $i]:
% 26.61/4.40         (~ (ssPv25_4r1r1r1r1 @ X21 @ X20 @ X19 @ X18)
% 26.61/4.40          |  (ssPv7_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X21 @ 
% 26.61/4.40              X20 @ X19 @ X18 @ X17 @ X16 @ X15 @ X14 @ X13 @ X12 @ X11 @ 
% 26.61/4.40              X10 @ X9 @ X8 @ X7 @ X6 @ X5 @ X4 @ X3 @ X2 @ X1 @ X0)
% 26.61/4.40          | ~ (ssPv11_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X21 @ X20 @ 
% 26.61/4.40               X19 @ X18 @ X17 @ X16 @ X15 @ X14 @ X13 @ X12 @ X11 @ X10 @ 
% 26.61/4.40               X9 @ X8 @ X7 @ X6 @ X5 @ X4)
% 26.61/4.40          |  (ssPv14_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X21 @ X20 @ X19 @ 
% 26.61/4.40              X18 @ X17 @ X16 @ X15 @ X14 @ X13 @ X12 @ X11 @ X10 @ X9 @ X8 @ 
% 26.61/4.40              X7))),
% 26.61/4.40      inference('sup-', [status(thm)], [zip_derived_cl2288, zip_derived_cl2106])).
% 26.61/4.40  thf(zip_derived_cl1899, plain,
% 26.61/4.40      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.61/4.40         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 26.61/4.40         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i]:
% 26.61/4.40         ~ (ssPv7_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 26.61/4.40            X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 26.61/4.40            X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ skc29)),
% 26.61/4.40      inference('demod', [status(thm)],
% 26.61/4.40                [zip_derived_cl1832, zip_derived_cl1898])).
% 26.61/4.40  thf(zip_derived_cl2290, plain,
% 26.61/4.40      (![X3 : $i, X4 : $i, X5 : $i, X6 : $i, X7 : $i, X8 : $i, X9 : $i, 
% 26.61/4.40         X10 : $i, X11 : $i, X12 : $i, X13 : $i, X14 : $i, X15 : $i, X16 : $i, 
% 26.61/4.40         X17 : $i, X18 : $i, X19 : $i, X20 : $i]:
% 26.61/4.40         ( (ssPv14_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X20 @ X19 @ X18 @ X17 @ 
% 26.61/4.40            X16 @ X15 @ X14 @ X13 @ X12 @ X11 @ X10 @ X9 @ X8 @ X7 @ X6)
% 26.61/4.40          | ~ (ssPv11_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X20 @ X19 @ 
% 26.61/4.40               X18 @ X17 @ X16 @ X15 @ X14 @ X13 @ X12 @ X11 @ X10 @ X9 @ X8 @ 
% 26.61/4.40               X7 @ X6 @ X5 @ X4 @ X3)
% 26.61/4.40          | ~ (ssPv25_4r1r1r1r1 @ X20 @ X19 @ X18 @ X17))),
% 26.61/4.40      inference('sup-', [status(thm)], [zip_derived_cl2289, zip_derived_cl1899])).
% 26.61/4.40  thf(zip_derived_cl2291, plain,
% 26.61/4.40      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.61/4.40         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 26.61/4.40         X14 : $i, X15 : $i, X16 : $i, X17 : $i]:
% 26.61/4.40         (~ (ssPv22_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X17 @ X16 @ X15 @ 
% 26.61/4.40             X14 @ X13 @ X12 @ X11 @ X10 @ X9 @ X8 @ X7 @ X6 @ X5 @ X4 @ X3 @ 
% 26.61/4.40             X2 @ X1 @ X0)
% 26.61/4.40          | ~ (ssPv24_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X17 @ X16 @ 
% 26.61/4.40               X15 @ X14 @ X13 @ X12 @ X11 @ X10 @ X9 @ X8 @ X7 @ X6 @ X5 @ 
% 26.61/4.40               X4 @ X3 @ X2 @ X1 @ X0)
% 26.61/4.40          | ~ (ssPv25_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X17 @ X16 @ 
% 26.61/4.40               X15 @ X14 @ X13 @ X12 @ X11 @ X10 @ X9 @ X8 @ X7 @ X6 @ X5 @ 
% 26.61/4.40               X4 @ X3 @ X2 @ X1 @ X0)
% 26.61/4.40          | ~ (ssPv25_4r1r1r1r1 @ X17 @ X16 @ X15 @ X14)
% 26.61/4.40          |  (ssPv14_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X17 @ X16 @ X15 @ 
% 26.61/4.40              X14 @ X13 @ X12 @ X11 @ X10 @ X9 @ X8 @ X7 @ X6 @ X5 @ X4 @ X3))),
% 26.61/4.40      inference('sup-', [status(thm)], [zip_derived_cl1951, zip_derived_cl2290])).
% 26.61/4.40  thf(clause424, conjecture,
% 26.61/4.40    (~( ( ssPv25_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.40          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 26.61/4.40          X10 @ X11 @ X12 ) | 
% 26.61/4.40        ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 26.61/4.40        ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 26.61/4.40        ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 26.61/4.40        ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 26.61/4.40        ( ~( ssPv25_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 26.61/4.40        ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 26.61/4.40        ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 26.61/4.40        ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 26.61/4.40        ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 26.61/4.40        ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 26.61/4.40        ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.40             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 26.61/4.40        ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.40             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 26.61/4.40        ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.40             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 26.61/4.40        ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.40             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 26.61/4.40        ( ~( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.40             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) | 
% 26.61/4.40        ( ~( ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.40             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) ) | 
% 26.61/4.40        ( ~( ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.40             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 26.61/4.40             X9 @ X10 ) ) | 
% 26.61/4.40        ( ~( ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.40             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 26.61/4.40             X9 @ X10 @ X11 ) ) ))).
% 26.61/4.40  thf(zf_stmt_63, negated_conjecture,
% 26.61/4.40    (( ssPv25_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.40       U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 26.61/4.40       X10 @ X11 @ X12 ) | 
% 26.61/4.40     ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 26.61/4.40     ( ~( ssNder1_2r1r1 @ U @ V ) ) | ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 26.61/4.40     ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 26.61/4.40     ( ~( ssPv25_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 26.61/4.40     ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 26.61/4.40     ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 26.61/4.40     ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 26.61/4.40     ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 26.61/4.40     ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 26.61/4.40     ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.40          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 26.61/4.40     ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.40          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 26.61/4.40     ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.40          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 26.61/4.40     ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.40          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 26.61/4.40     ( ~( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.40          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) | 
% 26.61/4.40     ( ~( ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.40          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) ) | 
% 26.61/4.40     ( ~( ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.40          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 26.61/4.40          X10 ) ) | 
% 26.61/4.40     ( ~( ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.40          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 26.61/4.40          X10 @ X11 ) )),
% 26.61/4.40    inference('cnf.neg', [status(esa)], [clause424])).
% 26.61/4.40  thf(zip_derived_cl584, plain,
% 26.61/4.40      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.61/4.40         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 26.61/4.40         X14 : $i, X15 : $i, X16 : $i, X17 : $i]:
% 26.61/4.40         ( (ssPv25_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 26.61/4.40            X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 26.61/4.40            X15 @ X16 @ X17)
% 26.61/4.40          | ~ (ssNder1_0)
% 26.61/4.40          | ~ (ssNder1_1r1 @ X0)
% 26.61/4.40          | ~ (ssNder1_2r1r1 @ X0 @ X1)
% 26.61/4.40          | ~ (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)
% 26.61/4.40          | ~ (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)
% 26.61/4.40          | ~ (ssPv25_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)
% 26.61/4.40          | ~ (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)
% 26.61/4.40          | ~ (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)
% 26.61/4.40          | ~ (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)
% 26.61/4.40          | ~ (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 26.61/4.40               X7)
% 26.61/4.40          | ~ (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 26.61/4.40               X6 @ X7 @ X8)
% 26.61/4.40          | ~ (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 26.61/4.40               X6 @ X7 @ X8 @ X9)
% 26.61/4.40          | ~ (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 26.61/4.40               X5 @ X6 @ X7 @ X8 @ X9 @ X10)
% 26.61/4.40          | ~ (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 26.61/4.40               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11)
% 26.61/4.40          | ~ (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 26.61/4.40               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)
% 26.61/4.40          | ~ (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 26.61/4.40               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)
% 26.61/4.40          | ~ (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 26.61/4.40               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)
% 26.61/4.40          | ~ (ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 26.61/4.40               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 26.61/4.40               X14 @ X15)
% 26.61/4.40          | ~ (ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 26.61/4.40               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 26.61/4.40               X14 @ X15 @ X16))),
% 26.61/4.40      inference('cnf', [status(esa)], [zf_stmt_63])).
% 26.61/4.40  thf(zip_derived_cl1007, plain, ( (ssNder1_0)),
% 26.61/4.40      inference('cnf', [status(esa)], [zf_stmt_1])).
% 26.61/4.40  thf(zip_derived_cl1013, plain, (![X0 : $i]:  (ssNder1_1r1 @ X0)),
% 26.61/4.40      inference('demod', [status(thm)],
% 26.61/4.40                [zip_derived_cl1006, zip_derived_cl1007])).
% 26.61/4.40  thf(zip_derived_cl1014, plain,
% 26.61/4.40      (![X0 : $i, X1 : $i]:  (ssNder1_2r1r1 @ X0 @ X1)),
% 26.61/4.40      inference('demod', [status(thm)],
% 26.61/4.40                [zip_derived_cl1005, zip_derived_cl1007, zip_derived_cl1013])).
% 26.61/4.40  thf(zip_derived_cl1019, plain,
% 26.61/4.40      (![X0 : $i, X1 : $i, X2 : $i]:  (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)),
% 26.61/4.40      inference('demod', [status(thm)],
% 26.61/4.40                [zip_derived_cl999, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.40                 zip_derived_cl1014])).
% 26.61/4.40  thf(zip_derived_cl1038, plain,
% 26.61/4.40      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 26.61/4.40          (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)),
% 26.61/4.40      inference('demod', [status(thm)],
% 26.61/4.40                [zip_derived_cl991, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.40                 zip_derived_cl1014, zip_derived_cl1019])).
% 26.61/4.40  thf(zip_derived_cl1058, plain,
% 26.61/4.40      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 26.61/4.40          (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)),
% 26.61/4.40      inference('demod', [status(thm)],
% 26.61/4.40                [zip_derived_cl973, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.40                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038])).
% 26.61/4.40  thf(zip_derived_cl1082, plain,
% 26.61/4.40      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 26.61/4.40          (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)),
% 26.61/4.40      inference('demod', [status(thm)],
% 26.61/4.40                [zip_derived_cl959, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.40                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.61/4.40                 zip_derived_cl1058])).
% 26.61/4.40  thf(zip_derived_cl1121, plain,
% 26.61/4.40      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i]:
% 26.61/4.40          (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)),
% 26.61/4.40      inference('demod', [status(thm)],
% 26.61/4.40                [zip_derived_cl938, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.40                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.61/4.40                 zip_derived_cl1058, zip_derived_cl1082])).
% 26.61/4.40  thf(zip_derived_cl1162, plain,
% 26.61/4.40      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, X7 : $i]:
% 26.61/4.40          (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7)),
% 26.61/4.40      inference('demod', [status(thm)],
% 26.61/4.40                [zip_derived_cl912, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.40                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.61/4.40                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121])).
% 26.61/4.40  thf(zip_derived_cl1209, plain,
% 26.61/4.40      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.61/4.40         X7 : $i, X8 : $i]:
% 26.61/4.40          (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 26.61/4.40           X7 @ X8)),
% 26.61/4.40      inference('demod', [status(thm)],
% 26.61/4.40                [zip_derived_cl889, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.40                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.61/4.40                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.61/4.40                 zip_derived_cl1162])).
% 26.61/4.40  thf(zip_derived_cl1257, plain,
% 26.61/4.40      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.61/4.40         X7 : $i, X8 : $i, X9 : $i]:
% 26.61/4.40          (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 26.61/4.40           X7 @ X8 @ X9)),
% 26.61/4.40      inference('demod', [status(thm)],
% 26.61/4.40                [zip_derived_cl861, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.40                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.61/4.40                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.61/4.40                 zip_derived_cl1162, zip_derived_cl1209])).
% 26.61/4.40  thf(zip_derived_cl1310, plain,
% 26.61/4.40      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.61/4.40         X7 : $i, X8 : $i, X9 : $i, X10 : $i]:
% 26.61/4.40          (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 26.61/4.40           X6 @ X7 @ X8 @ X9 @ X10)),
% 26.61/4.40      inference('demod', [status(thm)],
% 26.61/4.40                [zip_derived_cl832, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.40                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.61/4.40                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.61/4.40                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257])).
% 26.61/4.40  thf(zip_derived_cl1364, plain,
% 26.61/4.40      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.61/4.40         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i]:
% 26.61/4.40          (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 26.61/4.40           X6 @ X7 @ X8 @ X9 @ X10 @ X11)),
% 26.61/4.40      inference('demod', [status(thm)],
% 26.61/4.40                [zip_derived_cl807, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.40                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.61/4.40                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.61/4.40                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257, 
% 26.61/4.40                 zip_derived_cl1310])).
% 26.61/4.40  thf(zip_derived_cl1419, plain,
% 26.61/4.40      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.61/4.40         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i]:
% 26.61/4.40          (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 26.61/4.40           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)),
% 26.61/4.40      inference('demod', [status(thm)],
% 26.61/4.40                [zip_derived_cl774, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.40                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.61/4.40                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.61/4.40                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257, 
% 26.61/4.40                 zip_derived_cl1310, zip_derived_cl1364])).
% 26.61/4.40  thf(zip_derived_cl1478, plain,
% 26.61/4.40      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.61/4.40         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i]:
% 26.61/4.40          (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 26.61/4.40           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)),
% 26.61/4.40      inference('demod', [status(thm)],
% 26.61/4.40                [zip_derived_cl738, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.40                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.61/4.40                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.61/4.40                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257, 
% 26.61/4.40                 zip_derived_cl1310, zip_derived_cl1364, zip_derived_cl1419])).
% 26.61/4.40  thf(zip_derived_cl1542, plain,
% 26.61/4.40      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.61/4.40         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 26.61/4.40         X14 : $i]:
% 26.61/4.40          (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 26.61/4.40           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)),
% 26.61/4.40      inference('demod', [status(thm)],
% 26.61/4.40                [zip_derived_cl705, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.40                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.61/4.40                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.61/4.40                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257, 
% 26.61/4.40                 zip_derived_cl1310, zip_derived_cl1364, zip_derived_cl1419, 
% 26.61/4.40                 zip_derived_cl1478])).
% 26.61/4.40  thf(zip_derived_cl1606, plain,
% 26.61/4.40      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.61/4.40         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 26.61/4.40         X14 : $i, X15 : $i]:
% 26.61/4.40          (ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 26.61/4.40           X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15)),
% 26.61/4.40      inference('demod', [status(thm)],
% 26.61/4.40                [zip_derived_cl664, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.40                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.61/4.40                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.61/4.40                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257, 
% 26.61/4.40                 zip_derived_cl1310, zip_derived_cl1364, zip_derived_cl1419, 
% 26.61/4.40                 zip_derived_cl1478, zip_derived_cl1542])).
% 26.61/4.40  thf(zip_derived_cl1682, plain,
% 26.61/4.40      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.61/4.40         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 26.61/4.40         X14 : $i, X15 : $i, X16 : $i]:
% 26.61/4.40          (ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 26.61/4.40           X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ 
% 26.61/4.40           X16)),
% 26.61/4.40      inference('demod', [status(thm)],
% 26.61/4.40                [zip_derived_cl628, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.40                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.61/4.40                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.61/4.40                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257, 
% 26.61/4.40                 zip_derived_cl1310, zip_derived_cl1364, zip_derived_cl1419, 
% 26.61/4.40                 zip_derived_cl1478, zip_derived_cl1542, zip_derived_cl1606])).
% 26.61/4.40  thf(zip_derived_cl1780, plain,
% 26.61/4.40      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.61/4.40         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 26.61/4.40         X14 : $i, X15 : $i, X16 : $i, X17 : $i]:
% 26.61/4.40         ( (ssPv25_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 26.61/4.40            X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 26.61/4.40            X15 @ X16 @ X17)
% 26.61/4.40          | ~ (ssPv25_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3))),
% 26.61/4.40      inference('demod', [status(thm)],
% 26.61/4.40                [zip_derived_cl584, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.40                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.61/4.40                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.61/4.40                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257, 
% 26.61/4.40                 zip_derived_cl1310, zip_derived_cl1364, zip_derived_cl1419, 
% 26.61/4.40                 zip_derived_cl1478, zip_derived_cl1542, zip_derived_cl1606, 
% 26.61/4.40                 zip_derived_cl1682])).
% 26.61/4.40  thf(zip_derived_cl2294, plain,
% 26.61/4.40      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.61/4.40         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 26.61/4.40         X14 : $i, X15 : $i, X16 : $i, X17 : $i]:
% 26.61/4.40         ( (ssPv14_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X17 @ X16 @ X15 @ X14 @ 
% 26.61/4.40            X13 @ X12 @ X11 @ X10 @ X9 @ X8 @ X7 @ X6 @ X5 @ X4 @ X3)
% 26.61/4.40          | ~ (ssPv25_4r1r1r1r1 @ X17 @ X16 @ X15 @ X14)
% 26.61/4.40          | ~ (ssPv24_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X17 @ X16 @ 
% 26.61/4.40               X15 @ X14 @ X13 @ X12 @ X11 @ X10 @ X9 @ X8 @ X7 @ X6 @ X5 @ 
% 26.61/4.40               X4 @ X3 @ X2 @ X1 @ X0)
% 26.61/4.40          | ~ (ssPv22_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X17 @ X16 @ 
% 26.61/4.40               X15 @ X14 @ X13 @ X12 @ X11 @ X10 @ X9 @ X8 @ X7 @ X6 @ X5 @ 
% 26.61/4.40               X4 @ X3 @ X2 @ X1 @ X0))),
% 26.61/4.40      inference('clc', [status(thm)], [zip_derived_cl2291, zip_derived_cl1780])).
% 26.61/4.40  thf(zip_derived_cl2295, plain,
% 26.61/4.40      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.61/4.40         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 26.61/4.40         X14 : $i, X15 : $i, X16 : $i, X17 : $i]:
% 26.61/4.40         (~ (ssPv24_5r1r1r1r1r1 @ X17 @ X16 @ X15 @ X14 @ X13)
% 26.61/4.40          | ~ (ssPv22_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X17 @ X16 @ 
% 26.61/4.40               X15 @ X14 @ X13 @ X12 @ X11 @ X10 @ X9 @ X8 @ X7 @ X6 @ X5 @ 
% 26.61/4.40               X4 @ X3 @ X2 @ X1 @ X0)
% 26.61/4.40          | ~ (ssPv25_4r1r1r1r1 @ X17 @ X16 @ X15 @ X14)
% 26.61/4.40          |  (ssPv14_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X17 @ X16 @ X15 @ 
% 26.61/4.40              X14 @ X13 @ X12 @ X11 @ X10 @ X9 @ X8 @ X7 @ X6 @ X5 @ X4 @ X3))),
% 26.61/4.40      inference('sup-', [status(thm)], [zip_derived_cl1783, zip_derived_cl2294])).
% 26.61/4.40  thf(zip_derived_cl2296, plain,
% 26.61/4.40      (![X3 : $i, X4 : $i, X5 : $i, X6 : $i, X7 : $i, X8 : $i, X9 : $i, 
% 26.61/4.40         X10 : $i, X11 : $i, X12 : $i, X13 : $i, X14 : $i, X15 : $i, X16 : $i, 
% 26.61/4.40         X17 : $i]:
% 26.61/4.40         (~ (ssPv22_7r1r1r1r1r1r1r1 @ X17 @ X16 @ X15 @ X14 @ X13 @ X12 @ X11)
% 26.61/4.40          |  (ssPv14_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X17 @ X16 @ X15 @ 
% 26.61/4.40              X14 @ X13 @ X12 @ X11 @ X10 @ X9 @ X8 @ X7 @ X6 @ X5 @ X4 @ X3)
% 26.61/4.40          | ~ (ssPv25_4r1r1r1r1 @ X17 @ X16 @ X15 @ X14)
% 26.61/4.40          | ~ (ssPv24_5r1r1r1r1r1 @ X17 @ X16 @ X15 @ X14 @ X13))),
% 26.61/4.40      inference('sup-', [status(thm)], [zip_derived_cl1789, zip_derived_cl2295])).
% 26.61/4.40  thf(zip_derived_cl1420, plain,
% 26.61/4.40      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.61/4.40         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i]:
% 26.61/4.40         ~ (ssPv14_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 26.61/4.40            X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ skc35)),
% 26.61/4.40      inference('demod', [status(thm)],
% 26.61/4.40                [zip_derived_cl1366, zip_derived_cl1419])).
% 26.61/4.40  thf(zip_derived_cl2297, plain,
% 26.61/4.40      (![X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i]:
% 26.61/4.40         (~ (ssPv24_5r1r1r1r1r1 @ X13 @ X12 @ X11 @ X10 @ X9)
% 26.61/4.40          | ~ (ssPv25_4r1r1r1r1 @ X13 @ X12 @ X11 @ X10)
% 26.61/4.40          | ~ (ssPv22_7r1r1r1r1r1r1r1 @ X13 @ X12 @ X11 @ X10 @ X9 @ X8 @ X7))),
% 26.61/4.40      inference('sup-', [status(thm)], [zip_derived_cl2296, zip_derived_cl1420])).
% 26.61/4.40  thf(zip_derived_cl2308, plain,
% 26.61/4.40      (![X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 26.61/4.40         (~ (ssPv25_4r1r1r1r1 @ X5 @ X4 @ X3 @ X2)
% 26.61/4.40          | ~ (ssPv24_5r1r1r1r1r1 @ X5 @ X4 @ X3 @ X2 @ X1))),
% 26.61/4.40      inference('sup-', [status(thm)], [zip_derived_cl1088, zip_derived_cl2297])).
% 26.61/4.40  thf(zip_derived_cl2309, plain,
% 26.61/4.40      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 26.61/4.40         ~ (ssPv25_4r1r1r1r1 @ X3 @ X2 @ X1 @ X0)),
% 26.61/4.40      inference('sup-', [status(thm)], [zip_derived_cl1049, zip_derived_cl2308])).
% 26.61/4.40  thf(zip_derived_cl2331, plain,
% 26.61/4.40      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.61/4.40         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 26.61/4.40         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i, 
% 26.61/4.40         X21 : $i]:
% 26.61/4.40         ~ (ssPv25_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 26.61/4.40            X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 26.61/4.40            X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21)),
% 26.61/4.40      inference('demod', [status(thm)],
% 26.61/4.40                [zip_derived_cl2034, zip_derived_cl2309])).
% 26.61/4.40  thf(zip_derived_cl1007, plain, ( (ssNder1_0)),
% 26.61/4.40      inference('cnf', [status(esa)], [zf_stmt_1])).
% 26.61/4.40  thf(zip_derived_cl1013, plain, (![X0 : $i]:  (ssNder1_1r1 @ X0)),
% 26.61/4.40      inference('demod', [status(thm)],
% 26.61/4.40                [zip_derived_cl1006, zip_derived_cl1007])).
% 26.61/4.40  thf(zip_derived_cl1014, plain,
% 26.61/4.40      (![X0 : $i, X1 : $i]:  (ssNder1_2r1r1 @ X0 @ X1)),
% 26.61/4.40      inference('demod', [status(thm)],
% 26.61/4.40                [zip_derived_cl1005, zip_derived_cl1007, zip_derived_cl1013])).
% 26.61/4.40  thf(zip_derived_cl1019, plain,
% 26.61/4.40      (![X0 : $i, X1 : $i, X2 : $i]:  (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)),
% 26.61/4.40      inference('demod', [status(thm)],
% 26.61/4.40                [zip_derived_cl999, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.40                 zip_derived_cl1014])).
% 26.61/4.40  thf(zip_derived_cl1038, plain,
% 26.61/4.40      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 26.61/4.40          (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)),
% 26.61/4.40      inference('demod', [status(thm)],
% 26.61/4.40                [zip_derived_cl991, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.40                 zip_derived_cl1014, zip_derived_cl1019])).
% 26.61/4.40  thf(zip_derived_cl1058, plain,
% 26.61/4.40      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 26.61/4.40          (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)),
% 26.61/4.40      inference('demod', [status(thm)],
% 26.61/4.40                [zip_derived_cl973, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.40                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038])).
% 26.61/4.40  thf(zip_derived_cl1082, plain,
% 26.61/4.40      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 26.61/4.40          (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)),
% 26.61/4.40      inference('demod', [status(thm)],
% 26.61/4.40                [zip_derived_cl959, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.40                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.61/4.40                 zip_derived_cl1058])).
% 26.61/4.40  thf(zip_derived_cl1121, plain,
% 26.61/4.40      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i]:
% 26.61/4.40          (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)),
% 26.61/4.40      inference('demod', [status(thm)],
% 26.61/4.40                [zip_derived_cl938, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.40                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.61/4.40                 zip_derived_cl1058, zip_derived_cl1082])).
% 26.61/4.40  thf(zip_derived_cl1162, plain,
% 26.61/4.40      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, X7 : $i]:
% 26.61/4.40          (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7)),
% 26.61/4.40      inference('demod', [status(thm)],
% 26.61/4.40                [zip_derived_cl912, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.40                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.61/4.40                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121])).
% 26.61/4.40  thf(zip_derived_cl1209, plain,
% 26.61/4.40      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.61/4.40         X7 : $i, X8 : $i]:
% 26.61/4.40          (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 26.61/4.40           X7 @ X8)),
% 26.61/4.40      inference('demod', [status(thm)],
% 26.61/4.40                [zip_derived_cl889, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.40                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.61/4.40                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.61/4.40                 zip_derived_cl1162])).
% 26.61/4.40  thf(zip_derived_cl1257, plain,
% 26.61/4.40      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.61/4.40         X7 : $i, X8 : $i, X9 : $i]:
% 26.61/4.40          (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 26.61/4.40           X7 @ X8 @ X9)),
% 26.61/4.40      inference('demod', [status(thm)],
% 26.61/4.40                [zip_derived_cl861, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.40                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.61/4.40                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.61/4.40                 zip_derived_cl1162, zip_derived_cl1209])).
% 26.61/4.40  thf(zip_derived_cl1310, plain,
% 26.61/4.40      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.61/4.40         X7 : $i, X8 : $i, X9 : $i, X10 : $i]:
% 26.61/4.40          (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 26.61/4.40           X6 @ X7 @ X8 @ X9 @ X10)),
% 26.61/4.40      inference('demod', [status(thm)],
% 26.61/4.40                [zip_derived_cl832, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.40                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.61/4.40                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.61/4.40                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257])).
% 26.61/4.40  thf(zip_derived_cl1364, plain,
% 26.61/4.40      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.61/4.40         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i]:
% 26.61/4.40          (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 26.61/4.40           X6 @ X7 @ X8 @ X9 @ X10 @ X11)),
% 26.61/4.40      inference('demod', [status(thm)],
% 26.61/4.40                [zip_derived_cl807, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.40                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.61/4.40                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.61/4.40                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257, 
% 26.61/4.40                 zip_derived_cl1310])).
% 26.61/4.40  thf(zip_derived_cl1419, plain,
% 26.61/4.40      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.61/4.40         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i]:
% 26.61/4.40          (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 26.61/4.40           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)),
% 26.61/4.40      inference('demod', [status(thm)],
% 26.61/4.40                [zip_derived_cl774, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.40                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.61/4.40                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.61/4.40                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257, 
% 26.61/4.40                 zip_derived_cl1310, zip_derived_cl1364])).
% 26.61/4.40  thf(zip_derived_cl1478, plain,
% 26.61/4.40      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.61/4.40         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i]:
% 26.61/4.40          (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 26.61/4.40           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)),
% 26.61/4.40      inference('demod', [status(thm)],
% 26.61/4.40                [zip_derived_cl738, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.40                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.61/4.40                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.61/4.40                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257, 
% 26.61/4.40                 zip_derived_cl1310, zip_derived_cl1364, zip_derived_cl1419])).
% 26.61/4.40  thf(zip_derived_cl1542, plain,
% 26.61/4.40      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.61/4.40         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 26.61/4.40         X14 : $i]:
% 26.61/4.40          (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 26.61/4.40           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)),
% 26.61/4.40      inference('demod', [status(thm)],
% 26.61/4.40                [zip_derived_cl705, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.40                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.61/4.40                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.61/4.40                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257, 
% 26.61/4.40                 zip_derived_cl1310, zip_derived_cl1364, zip_derived_cl1419, 
% 26.61/4.40                 zip_derived_cl1478])).
% 26.61/4.40  thf(zip_derived_cl1606, plain,
% 26.61/4.40      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.61/4.40         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 26.61/4.40         X14 : $i, X15 : $i]:
% 26.61/4.40          (ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 26.61/4.40           X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15)),
% 26.61/4.40      inference('demod', [status(thm)],
% 26.61/4.40                [zip_derived_cl664, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.40                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.61/4.40                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.61/4.40                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257, 
% 26.61/4.40                 zip_derived_cl1310, zip_derived_cl1364, zip_derived_cl1419, 
% 26.61/4.40                 zip_derived_cl1478, zip_derived_cl1542])).
% 26.61/4.40  thf(zip_derived_cl1682, plain,
% 26.61/4.40      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.61/4.40         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 26.61/4.40         X14 : $i, X15 : $i, X16 : $i]:
% 26.61/4.40          (ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 26.61/4.40           X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ 
% 26.61/4.40           X16)),
% 26.61/4.40      inference('demod', [status(thm)],
% 26.61/4.40                [zip_derived_cl628, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.40                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.61/4.40                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.61/4.40                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257, 
% 26.61/4.40                 zip_derived_cl1310, zip_derived_cl1364, zip_derived_cl1419, 
% 26.61/4.40                 zip_derived_cl1478, zip_derived_cl1542, zip_derived_cl1606])).
% 26.61/4.40  thf(zip_derived_cl1756, plain,
% 26.61/4.40      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.61/4.40         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 26.61/4.40         X14 : $i, X15 : $i, X16 : $i, X17 : $i]:
% 26.61/4.40          (ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 26.61/4.40           X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 26.61/4.40           X15 @ X16 @ X17)),
% 26.61/4.40      inference('demod', [status(thm)],
% 26.61/4.40                [zip_derived_cl591, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.40                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.61/4.40                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.61/4.40                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257, 
% 26.61/4.40                 zip_derived_cl1310, zip_derived_cl1364, zip_derived_cl1419, 
% 26.61/4.40                 zip_derived_cl1478, zip_derived_cl1542, zip_derived_cl1606, 
% 26.61/4.40                 zip_derived_cl1682])).
% 26.61/4.40  thf(zip_derived_cl1830, plain,
% 26.61/4.40      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.61/4.40         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 26.61/4.40         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i]:
% 26.61/4.40          (ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 26.61/4.40           X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 26.61/4.40           X15 @ X16 @ X17 @ X18)),
% 26.61/4.40      inference('demod', [status(thm)],
% 26.61/4.40                [zip_derived_cl551, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.40                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.61/4.40                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.61/4.40                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257, 
% 26.61/4.40                 zip_derived_cl1310, zip_derived_cl1364, zip_derived_cl1419, 
% 26.61/4.40                 zip_derived_cl1478, zip_derived_cl1542, zip_derived_cl1606, 
% 26.61/4.40                 zip_derived_cl1682, zip_derived_cl1756])).
% 26.61/4.40  thf(zip_derived_cl1898, plain,
% 26.61/4.40      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.61/4.40         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 26.61/4.40         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i]:
% 26.61/4.40          (ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 26.61/4.40           X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 26.61/4.40           X15 @ X16 @ X17 @ X18 @ X19)),
% 26.61/4.40      inference('demod', [status(thm)],
% 26.61/4.40                [zip_derived_cl510, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.40                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.61/4.40                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.61/4.40                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257, 
% 26.61/4.40                 zip_derived_cl1310, zip_derived_cl1364, zip_derived_cl1419, 
% 26.61/4.40                 zip_derived_cl1478, zip_derived_cl1542, zip_derived_cl1606, 
% 26.61/4.40                 zip_derived_cl1682, zip_derived_cl1756, zip_derived_cl1830])).
% 26.61/4.40  thf(zip_derived_cl1984, plain,
% 26.61/4.40      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.61/4.40         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 26.61/4.40         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i]:
% 26.61/4.40          (ssNder1_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 26.61/4.40           X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 26.61/4.40           X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20)),
% 26.61/4.40      inference('demod', [status(thm)],
% 26.61/4.40                [zip_derived_cl462, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.40                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.61/4.40                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.61/4.40                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257, 
% 26.61/4.40                 zip_derived_cl1310, zip_derived_cl1364, zip_derived_cl1419, 
% 26.61/4.40                 zip_derived_cl1478, zip_derived_cl1542, zip_derived_cl1606, 
% 26.61/4.40                 zip_derived_cl1682, zip_derived_cl1756, zip_derived_cl1830, 
% 26.61/4.40                 zip_derived_cl1898])).
% 26.61/4.40  thf(zip_derived_cl2456, plain,
% 26.61/4.40      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.61/4.40         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 26.61/4.40         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i, 
% 26.61/4.40         X21 : $i]:
% 26.61/4.40         ( (ssPv22_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 26.61/4.40            X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 26.61/4.40            X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21)
% 26.61/4.40          | ~ (ssPv20_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 26.61/4.40               X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 26.61/4.40               X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21)
% 26.61/4.40          | ~ (ssPv7_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 26.61/4.40               X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 26.61/4.40               X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21))),
% 26.61/4.40      inference('demod', [status(thm)],
% 26.61/4.40                [zip_derived_cl270, zip_derived_cl2331, zip_derived_cl1007, 
% 26.61/4.40                 zip_derived_cl1013, zip_derived_cl1014, zip_derived_cl1019, 
% 26.61/4.40                 zip_derived_cl1038, zip_derived_cl1058, zip_derived_cl1082, 
% 26.61/4.40                 zip_derived_cl1121, zip_derived_cl1162, zip_derived_cl1209, 
% 26.61/4.40                 zip_derived_cl1257, zip_derived_cl1310, zip_derived_cl1364, 
% 26.61/4.40                 zip_derived_cl1419, zip_derived_cl1478, zip_derived_cl1542, 
% 26.61/4.40                 zip_derived_cl1606, zip_derived_cl1682, zip_derived_cl1756, 
% 26.61/4.40                 zip_derived_cl1830, zip_derived_cl1898, zip_derived_cl1984])).
% 26.61/4.40  thf(zip_derived_cl2457, plain,
% 26.61/4.40      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.61/4.40         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 26.61/4.40         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i, 
% 26.61/4.40         X21 : $i]:
% 26.61/4.40         (~ (ssPv20_9r1r1r1r1r1r1r1r1r1 @ X21 @ X20 @ X19 @ X18 @ X17 @ X16 @ 
% 26.61/4.40             X15 @ X14 @ X13)
% 26.61/4.40          | ~ (ssPv7_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X21 @ 
% 26.61/4.40               X20 @ X19 @ X18 @ X17 @ X16 @ X15 @ X14 @ X13 @ X12 @ X11 @ 
% 26.61/4.40               X10 @ X9 @ X8 @ X7 @ X6 @ X5 @ X4 @ X3 @ X2 @ X1 @ X0)
% 26.61/4.40          |  (ssPv22_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X21 @ 
% 26.61/4.40              X20 @ X19 @ X18 @ X17 @ X16 @ X15 @ X14 @ X13 @ X12 @ X11 @ 
% 26.61/4.40              X10 @ X9 @ X8 @ X7 @ X6 @ X5 @ X4 @ X3 @ X2 @ X1 @ X0))),
% 26.61/4.40      inference('sup-', [status(thm)], [zip_derived_cl2108, zip_derived_cl2456])).
% 26.61/4.40  thf(clause606, conjecture,
% 26.61/4.40    (~( ( ssPv22_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) | 
% 26.61/4.40        ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 26.61/4.40        ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 26.61/4.40        ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 26.61/4.40        ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 26.61/4.40        ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 26.61/4.40        ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 26.61/4.40        ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 26.61/4.40        ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 26.61/4.40        ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 26.61/4.40        ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.40             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 26.61/4.40        ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.40             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 26.61/4.40        ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.40             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 26.61/4.40        ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.40             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 26.61/4.40        ( ~( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.40             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) | 
% 26.61/4.40        ( ~( ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.40             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) ) | 
% 26.61/4.40        ( ~( ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.40             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 26.61/4.40             X9 @ X10 ) ) | 
% 26.61/4.40        ( ~( ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.40             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 26.61/4.40             X9 @ X10 @ X11 ) ) | 
% 26.61/4.40        ( ~( ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.40             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 26.61/4.40             X9 @ X10 @ X11 @ X12 ) ) | 
% 26.61/4.40        ( ~( ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.40             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 26.61/4.40             X9 @ X10 @ X11 @ X12 @ X13 ) ) | 
% 26.61/4.40        ( ~( ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.40             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 26.61/4.40             X9 @ X10 @ X11 @ X12 @ X13 @ X14 ) ) | 
% 26.61/4.40        ( ~( ssNder1_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.40             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 26.61/4.40             X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 ) ) | 
% 26.61/4.40        ( ~( ssPv22_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.40             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 26.61/4.40             X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 ) ) ))).
% 26.61/4.40  thf(zf_stmt_64, negated_conjecture,
% 26.61/4.40    (( ssPv22_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) | 
% 26.61/4.40     ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 26.61/4.40     ( ~( ssNder1_2r1r1 @ U @ V ) ) | ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 26.61/4.40     ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 26.61/4.40     ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 26.61/4.40     ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 26.61/4.40     ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 26.61/4.40     ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 26.61/4.40     ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 26.61/4.40     ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.40          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 26.61/4.40     ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.40          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 26.61/4.40     ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.40          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 26.61/4.40     ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.40          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 26.61/4.40     ( ~( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.40          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) | 
% 26.61/4.40     ( ~( ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.40          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) ) | 
% 26.61/4.40     ( ~( ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.40          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 26.61/4.40          X10 ) ) | 
% 26.61/4.40     ( ~( ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.40          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 26.61/4.40          X10 @ X11 ) ) | 
% 26.61/4.40     ( ~( ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.40          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 26.61/4.40          X10 @ X11 @ X12 ) ) | 
% 26.61/4.40     ( ~( ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.40          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 26.61/4.40          X10 @ X11 @ X12 @ X13 ) ) | 
% 26.61/4.40     ( ~( ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.40          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 26.61/4.40          X10 @ X11 @ X12 @ X13 @ X14 ) ) | 
% 26.61/4.40     ( ~( ssNder1_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.40          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 26.61/4.40          X10 @ X11 @ X12 @ X13 @ X14 @ X15 ) ) | 
% 26.61/4.40     ( ~( ssPv22_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 26.61/4.40          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 26.61/4.40          X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 ) )),
% 26.61/4.40    inference('cnf.neg', [status(esa)], [clause606])).
% 26.61/4.40  thf(zip_derived_cl402, plain,
% 26.61/4.40      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.61/4.40         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 26.61/4.40         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i, 
% 26.61/4.40         X21 : $i]:
% 26.61/4.40         ( (ssPv22_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)
% 26.61/4.40          | ~ (ssNder1_0)
% 26.61/4.40          | ~ (ssNder1_1r1 @ X0)
% 26.61/4.40          | ~ (ssNder1_2r1r1 @ X0 @ X1)
% 26.61/4.40          | ~ (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)
% 26.61/4.40          | ~ (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)
% 26.61/4.40          | ~ (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)
% 26.61/4.40          | ~ (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)
% 26.61/4.40          | ~ (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)
% 26.61/4.40          | ~ (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 26.61/4.40               X7)
% 26.61/4.40          | ~ (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 26.61/4.40               X6 @ X7 @ X8)
% 26.61/4.40          | ~ (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 26.61/4.40               X6 @ X7 @ X8 @ X9)
% 26.61/4.40          | ~ (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 26.61/4.40               X5 @ X6 @ X7 @ X8 @ X9 @ X10)
% 26.61/4.40          | ~ (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 26.61/4.40               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11)
% 26.61/4.40          | ~ (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 26.61/4.40               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)
% 26.61/4.40          | ~ (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 26.61/4.40               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)
% 26.61/4.40          | ~ (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 26.61/4.40               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)
% 26.61/4.40          | ~ (ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 26.61/4.40               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 26.61/4.40               X14 @ X15)
% 26.61/4.40          | ~ (ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 26.61/4.40               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 26.61/4.40               X14 @ X15 @ X16)
% 26.61/4.40          | ~ (ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 26.61/4.40               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 26.61/4.40               X14 @ X15 @ X16 @ X17)
% 26.61/4.40          | ~ (ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 26.61/4.40               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 26.61/4.40               X14 @ X15 @ X16 @ X17 @ X18)
% 26.61/4.40          | ~ (ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 26.61/4.40               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 26.61/4.40               X14 @ X15 @ X16 @ X17 @ X18 @ X19)
% 26.61/4.40          | ~ (ssNder1_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 26.61/4.40               X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 26.61/4.40               X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20)
% 26.61/4.40          | ~ (ssPv22_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 26.61/4.40               X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 26.61/4.40               X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21))),
% 26.61/4.40      inference('cnf', [status(esa)], [zf_stmt_64])).
% 26.61/4.40  thf(zip_derived_cl1007, plain, ( (ssNder1_0)),
% 26.61/4.40      inference('cnf', [status(esa)], [zf_stmt_1])).
% 26.61/4.40  thf(zip_derived_cl1013, plain, (![X0 : $i]:  (ssNder1_1r1 @ X0)),
% 26.61/4.40      inference('demod', [status(thm)],
% 26.61/4.40                [zip_derived_cl1006, zip_derived_cl1007])).
% 26.61/4.40  thf(zip_derived_cl1014, plain,
% 26.61/4.40      (![X0 : $i, X1 : $i]:  (ssNder1_2r1r1 @ X0 @ X1)),
% 26.61/4.40      inference('demod', [status(thm)],
% 26.61/4.40                [zip_derived_cl1005, zip_derived_cl1007, zip_derived_cl1013])).
% 26.61/4.40  thf(zip_derived_cl1019, plain,
% 26.61/4.40      (![X0 : $i, X1 : $i, X2 : $i]:  (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)),
% 26.61/4.40      inference('demod', [status(thm)],
% 26.61/4.40                [zip_derived_cl999, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.40                 zip_derived_cl1014])).
% 26.61/4.40  thf(zip_derived_cl1038, plain,
% 26.61/4.40      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 26.61/4.40          (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)),
% 26.61/4.40      inference('demod', [status(thm)],
% 26.61/4.40                [zip_derived_cl991, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.40                 zip_derived_cl1014, zip_derived_cl1019])).
% 26.61/4.40  thf(zip_derived_cl1058, plain,
% 26.61/4.40      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 26.61/4.40          (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)),
% 26.61/4.40      inference('demod', [status(thm)],
% 26.61/4.40                [zip_derived_cl973, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.40                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038])).
% 26.61/4.40  thf(zip_derived_cl1082, plain,
% 26.61/4.40      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 26.61/4.40          (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)),
% 26.61/4.40      inference('demod', [status(thm)],
% 26.61/4.40                [zip_derived_cl959, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.40                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.61/4.40                 zip_derived_cl1058])).
% 26.61/4.40  thf(zip_derived_cl1121, plain,
% 26.61/4.40      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i]:
% 26.61/4.40          (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)),
% 26.61/4.40      inference('demod', [status(thm)],
% 26.61/4.40                [zip_derived_cl938, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.40                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.61/4.40                 zip_derived_cl1058, zip_derived_cl1082])).
% 26.61/4.40  thf(zip_derived_cl1162, plain,
% 26.61/4.40      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, X7 : $i]:
% 26.61/4.40          (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7)),
% 26.61/4.40      inference('demod', [status(thm)],
% 26.61/4.40                [zip_derived_cl912, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.40                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.61/4.40                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121])).
% 26.61/4.40  thf(zip_derived_cl1209, plain,
% 26.61/4.40      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.61/4.40         X7 : $i, X8 : $i]:
% 26.61/4.40          (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 26.61/4.40           X7 @ X8)),
% 26.61/4.40      inference('demod', [status(thm)],
% 26.61/4.40                [zip_derived_cl889, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.40                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.61/4.40                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.61/4.40                 zip_derived_cl1162])).
% 26.61/4.40  thf(zip_derived_cl1257, plain,
% 26.61/4.40      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.61/4.40         X7 : $i, X8 : $i, X9 : $i]:
% 26.61/4.40          (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 26.61/4.40           X7 @ X8 @ X9)),
% 26.61/4.40      inference('demod', [status(thm)],
% 26.61/4.40                [zip_derived_cl861, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.40                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.61/4.40                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.61/4.40                 zip_derived_cl1162, zip_derived_cl1209])).
% 26.61/4.40  thf(zip_derived_cl1310, plain,
% 26.61/4.40      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.61/4.40         X7 : $i, X8 : $i, X9 : $i, X10 : $i]:
% 26.61/4.40          (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 26.61/4.40           X6 @ X7 @ X8 @ X9 @ X10)),
% 26.61/4.40      inference('demod', [status(thm)],
% 26.61/4.40                [zip_derived_cl832, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.40                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.61/4.40                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.61/4.40                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257])).
% 26.61/4.40  thf(zip_derived_cl1364, plain,
% 26.61/4.40      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.61/4.40         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i]:
% 26.61/4.40          (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 26.61/4.40           X6 @ X7 @ X8 @ X9 @ X10 @ X11)),
% 26.61/4.40      inference('demod', [status(thm)],
% 26.61/4.40                [zip_derived_cl807, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.40                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.61/4.40                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.61/4.40                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257, 
% 26.61/4.40                 zip_derived_cl1310])).
% 26.61/4.40  thf(zip_derived_cl1419, plain,
% 26.61/4.40      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.61/4.40         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i]:
% 26.61/4.40          (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 26.61/4.40           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)),
% 26.61/4.40      inference('demod', [status(thm)],
% 26.61/4.40                [zip_derived_cl774, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.40                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.61/4.40                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.61/4.40                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257, 
% 26.61/4.40                 zip_derived_cl1310, zip_derived_cl1364])).
% 26.61/4.40  thf(zip_derived_cl1478, plain,
% 26.61/4.40      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.61/4.40         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i]:
% 26.61/4.40          (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 26.61/4.40           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)),
% 26.61/4.40      inference('demod', [status(thm)],
% 26.61/4.40                [zip_derived_cl738, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.40                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.61/4.40                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.61/4.40                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257, 
% 26.61/4.40                 zip_derived_cl1310, zip_derived_cl1364, zip_derived_cl1419])).
% 26.61/4.40  thf(zip_derived_cl1542, plain,
% 26.61/4.40      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.61/4.40         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 26.61/4.40         X14 : $i]:
% 26.61/4.40          (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 26.61/4.40           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)),
% 26.61/4.40      inference('demod', [status(thm)],
% 26.61/4.40                [zip_derived_cl705, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.40                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.61/4.40                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.61/4.40                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257, 
% 26.61/4.40                 zip_derived_cl1310, zip_derived_cl1364, zip_derived_cl1419, 
% 26.61/4.40                 zip_derived_cl1478])).
% 26.61/4.40  thf(zip_derived_cl1606, plain,
% 26.61/4.40      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.61/4.40         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 26.61/4.40         X14 : $i, X15 : $i]:
% 26.61/4.40          (ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 26.61/4.40           X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15)),
% 26.61/4.40      inference('demod', [status(thm)],
% 26.61/4.40                [zip_derived_cl664, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.40                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.61/4.40                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.61/4.40                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257, 
% 26.61/4.40                 zip_derived_cl1310, zip_derived_cl1364, zip_derived_cl1419, 
% 26.61/4.40                 zip_derived_cl1478, zip_derived_cl1542])).
% 26.61/4.40  thf(zip_derived_cl1682, plain,
% 26.61/4.40      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.61/4.40         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 26.61/4.40         X14 : $i, X15 : $i, X16 : $i]:
% 26.61/4.40          (ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 26.61/4.40           X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ 
% 26.61/4.40           X16)),
% 26.61/4.40      inference('demod', [status(thm)],
% 26.61/4.40                [zip_derived_cl628, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.40                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.61/4.40                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.61/4.40                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257, 
% 26.61/4.40                 zip_derived_cl1310, zip_derived_cl1364, zip_derived_cl1419, 
% 26.61/4.40                 zip_derived_cl1478, zip_derived_cl1542, zip_derived_cl1606])).
% 26.61/4.40  thf(zip_derived_cl1756, plain,
% 26.61/4.40      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.61/4.40         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 26.61/4.40         X14 : $i, X15 : $i, X16 : $i, X17 : $i]:
% 26.61/4.40          (ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 26.61/4.40           X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 26.61/4.40           X15 @ X16 @ X17)),
% 26.61/4.40      inference('demod', [status(thm)],
% 26.61/4.40                [zip_derived_cl591, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.40                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.61/4.40                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.61/4.40                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257, 
% 26.61/4.40                 zip_derived_cl1310, zip_derived_cl1364, zip_derived_cl1419, 
% 26.61/4.40                 zip_derived_cl1478, zip_derived_cl1542, zip_derived_cl1606, 
% 26.61/4.40                 zip_derived_cl1682])).
% 26.61/4.40  thf(zip_derived_cl1830, plain,
% 26.61/4.40      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.61/4.40         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 26.61/4.40         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i]:
% 26.61/4.40          (ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 26.61/4.40           X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 26.61/4.40           X15 @ X16 @ X17 @ X18)),
% 26.61/4.40      inference('demod', [status(thm)],
% 26.61/4.40                [zip_derived_cl551, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.40                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.61/4.40                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.61/4.40                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257, 
% 26.61/4.40                 zip_derived_cl1310, zip_derived_cl1364, zip_derived_cl1419, 
% 26.61/4.40                 zip_derived_cl1478, zip_derived_cl1542, zip_derived_cl1606, 
% 26.61/4.40                 zip_derived_cl1682, zip_derived_cl1756])).
% 26.61/4.40  thf(zip_derived_cl1898, plain,
% 26.61/4.40      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.61/4.40         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 26.61/4.40         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i]:
% 26.61/4.40          (ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 26.61/4.40           X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 26.61/4.40           X15 @ X16 @ X17 @ X18 @ X19)),
% 26.61/4.40      inference('demod', [status(thm)],
% 26.61/4.40                [zip_derived_cl510, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.40                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.61/4.40                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.61/4.40                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257, 
% 26.61/4.40                 zip_derived_cl1310, zip_derived_cl1364, zip_derived_cl1419, 
% 26.61/4.40                 zip_derived_cl1478, zip_derived_cl1542, zip_derived_cl1606, 
% 26.61/4.40                 zip_derived_cl1682, zip_derived_cl1756, zip_derived_cl1830])).
% 26.61/4.40  thf(zip_derived_cl1984, plain,
% 26.61/4.40      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.61/4.40         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 26.61/4.40         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i]:
% 26.61/4.40          (ssNder1_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 26.61/4.40           X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 26.61/4.40           X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20)),
% 26.61/4.40      inference('demod', [status(thm)],
% 26.61/4.40                [zip_derived_cl462, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.40                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.61/4.40                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.61/4.40                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257, 
% 26.61/4.40                 zip_derived_cl1310, zip_derived_cl1364, zip_derived_cl1419, 
% 26.61/4.40                 zip_derived_cl1478, zip_derived_cl1542, zip_derived_cl1606, 
% 26.61/4.40                 zip_derived_cl1682, zip_derived_cl1756, zip_derived_cl1830, 
% 26.61/4.40                 zip_derived_cl1898])).
% 26.61/4.40  thf(zip_derived_cl2046, plain,
% 26.61/4.40      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.61/4.40         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 26.61/4.40         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i, 
% 26.61/4.40         X21 : $i]:
% 26.61/4.40         ( (ssPv22_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)
% 26.61/4.40          | ~ (ssPv22_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 26.61/4.40               X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 26.61/4.40               X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21))),
% 26.61/4.40      inference('demod', [status(thm)],
% 26.61/4.40                [zip_derived_cl402, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.40                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038, 
% 26.61/4.40                 zip_derived_cl1058, zip_derived_cl1082, zip_derived_cl1121, 
% 26.61/4.40                 zip_derived_cl1162, zip_derived_cl1209, zip_derived_cl1257, 
% 26.61/4.40                 zip_derived_cl1310, zip_derived_cl1364, zip_derived_cl1419, 
% 26.61/4.40                 zip_derived_cl1478, zip_derived_cl1542, zip_derived_cl1606, 
% 26.61/4.40                 zip_derived_cl1682, zip_derived_cl1756, zip_derived_cl1830, 
% 26.61/4.40                 zip_derived_cl1898, zip_derived_cl1984])).
% 26.61/4.40  thf(zip_derived_cl2458, plain,
% 26.61/4.40      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 26.61/4.40         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 26.61/4.40         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i, 
% 26.61/4.40         X21 : $i]:
% 26.61/4.40         (~ (ssPv7_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X21 @ 
% 26.61/4.40             X20 @ X19 @ X18 @ X17 @ X16 @ X15 @ X14 @ X13 @ X12 @ X11 @ X10 @ 
% 26.61/4.40             X9 @ X8 @ X7 @ X6 @ X5 @ X4 @ X3 @ X2 @ X1 @ X0)
% 26.61/4.40          | ~ (ssPv20_9r1r1r1r1r1r1r1r1r1 @ X21 @ X20 @ X19 @ X18 @ X17 @ 
% 26.61/4.40               X16 @ X15 @ X14 @ X13)
% 26.61/4.40          |  (ssPv22_7r1r1r1r1r1r1r1 @ X21 @ X20 @ X19 @ X18 @ X17 @ X16 @ X15))),
% 26.61/4.40      inference('sup-', [status(thm)], [zip_derived_cl2457, zip_derived_cl2046])).
% 26.61/4.40  thf(zip_derived_cl2459, plain,
% 26.61/4.40      (![X12 : $i, X13 : $i, X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, 
% 26.61/4.40         X19 : $i, X20 : $i]:
% 26.61/4.40         ( (ssPv22_7r1r1r1r1r1r1r1 @ X20 @ X19 @ X18 @ X17 @ X16 @ X15 @ X14)
% 26.61/4.40          | ~ (ssPv20_9r1r1r1r1r1r1r1r1r1 @ X20 @ X19 @ X18 @ X17 @ X16 @ 
% 26.61/4.40               X15 @ X14 @ X13 @ X12))),
% 26.61/4.40      inference('sup-', [status(thm)], [zip_derived_cl1995, zip_derived_cl2458])).
% 26.61/4.40  thf(zip_derived_cl2847, plain,
% 26.61/4.40      (![X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, X7 : $i, X8 : $i]:
% 26.61/4.40         ( (ssPv23_6r1r1r1r1r1r1 @ X8 @ X7 @ X6 @ X5 @ X4 @ X3)
% 26.61/4.40          |  (ssPv22_7r1r1r1r1r1r1r1 @ X8 @ X7 @ X6 @ X5 @ X4 @ X3 @ X2))),
% 26.61/4.40      inference('sup-', [status(thm)], [zip_derived_cl2808, zip_derived_cl2459])).
% 26.61/4.40  thf(clause52, conjecture,
% 26.61/4.40    (~( ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 26.61/4.40        ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 26.61/4.40        ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 26.61/4.40        ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 26.61/4.40        ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 26.61/4.40        ( ~( ssPv22_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ skc43 ) ) ))).
% 26.61/4.40  thf(zf_stmt_65, negated_conjecture,
% 26.61/4.40    (( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 26.61/4.40     ( ~( ssNder1_2r1r1 @ U @ V ) ) | ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 26.61/4.40     ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 26.61/4.40     ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 26.61/4.40     ( ~( ssPv22_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ skc43 ) )),
% 26.61/4.40    inference('cnf.neg', [status(esa)], [clause52])).
% 26.61/4.40  thf(zip_derived_cl956, plain,
% 26.61/4.40      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 26.61/4.40         (~ (ssNder1_0)
% 26.61/4.40          | ~ (ssNder1_1r1 @ X0)
% 26.61/4.40          | ~ (ssNder1_2r1r1 @ X0 @ X1)
% 26.61/4.40          | ~ (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)
% 26.61/4.40          | ~ (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)
% 26.61/4.40          | ~ (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)
% 26.61/4.40          | ~ (ssPv22_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ skc43))),
% 26.61/4.40      inference('cnf', [status(esa)], [zf_stmt_65])).
% 26.61/4.40  thf(zip_derived_cl1007, plain, ( (ssNder1_0)),
% 26.61/4.40      inference('cnf', [status(esa)], [zf_stmt_1])).
% 26.61/4.40  thf(zip_derived_cl1013, plain, (![X0 : $i]:  (ssNder1_1r1 @ X0)),
% 26.61/4.40      inference('demod', [status(thm)],
% 26.61/4.40                [zip_derived_cl1006, zip_derived_cl1007])).
% 26.61/4.40  thf(zip_derived_cl1014, plain,
% 26.61/4.40      (![X0 : $i, X1 : $i]:  (ssNder1_2r1r1 @ X0 @ X1)),
% 26.61/4.40      inference('demod', [status(thm)],
% 26.61/4.40                [zip_derived_cl1005, zip_derived_cl1007, zip_derived_cl1013])).
% 26.61/4.40  thf(zip_derived_cl1019, plain,
% 26.61/4.40      (![X0 : $i, X1 : $i, X2 : $i]:  (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)),
% 26.61/4.40      inference('demod', [status(thm)],
% 26.61/4.40                [zip_derived_cl999, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.40                 zip_derived_cl1014])).
% 26.61/4.40  thf(zip_derived_cl1034, plain,
% 26.61/4.40      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 26.61/4.40         (~ (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)
% 26.61/4.40          | ~ (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)
% 26.61/4.40          | ~ (ssPv22_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ skc43))),
% 26.61/4.40      inference('demod', [status(thm)],
% 26.61/4.40                [zip_derived_cl956, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.40                 zip_derived_cl1014, zip_derived_cl1019])).
% 26.61/4.40  thf(zip_derived_cl1038, plain,
% 26.61/4.40      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 26.61/4.40          (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)),
% 26.61/4.40      inference('demod', [status(thm)],
% 26.61/4.40                [zip_derived_cl991, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.40                 zip_derived_cl1014, zip_derived_cl1019])).
% 26.61/4.40  thf(zip_derived_cl1040, plain,
% 26.61/4.40      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 26.61/4.40         (~ (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)
% 26.61/4.40          | ~ (ssPv22_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ skc43))),
% 26.61/4.40      inference('demod', [status(thm)],
% 26.61/4.40                [zip_derived_cl1034, zip_derived_cl1038])).
% 26.61/4.40  thf(zip_derived_cl1058, plain,
% 26.61/4.40      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 26.61/4.40          (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)),
% 26.61/4.40      inference('demod', [status(thm)],
% 26.61/4.40                [zip_derived_cl973, zip_derived_cl1007, zip_derived_cl1013, 
% 26.61/4.40                 zip_derived_cl1014, zip_derived_cl1019, zip_derived_cl1038])).
% 26.61/4.40  thf(zip_derived_cl1059, plain,
% 26.61/4.40      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 26.61/4.40         ~ (ssPv22_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ skc43)),
% 26.61/4.40      inference('demod', [status(thm)],
% 26.61/4.40                [zip_derived_cl1040, zip_derived_cl1058])).
% 26.61/4.40  thf(zip_derived_cl2849, plain,
% 26.61/4.40      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 26.61/4.40          (ssPv23_6r1r1r1r1r1r1 @ X5 @ X4 @ X3 @ X2 @ X1 @ X0)),
% 26.61/4.40      inference('sup-', [status(thm)], [zip_derived_cl2847, zip_derived_cl1059])).
% 26.61/4.40  thf(zip_derived_cl2850, plain, ($false),
% 26.61/4.40      inference('demod', [status(thm)],
% 26.61/4.40                [zip_derived_cl1039, zip_derived_cl2849])).
% 26.61/4.40  
% 26.61/4.40  % SZS output end Refutation
% 26.61/4.40  
% 26.61/4.40  
% 26.61/4.40  % /export/starexec/sandbox2/solver/bin/fo/fo1_lcnf.sh running for 50s
% 26.61/4.40  % Terminating...
% 26.63/4.49  % Runner terminated.
% 26.63/4.51  % Zipperpin 1.5 exiting
%------------------------------------------------------------------------------