TSTP Solution File: SYN847-1 by Zipperpin---2.1.9999

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : Zipperpin---2.1.9999
% Problem  : SYN847-1 : TPTP v8.1.2. Released v2.5.0.
% Transfm  : NO INFORMATION
% Format   : NO INFORMATION
% Command  : python3 /export/starexec/sandbox/solver/bin/portfolio.lams.parallel.py %s %d /export/starexec/sandbox/tmp/tmp.XzFXC8UJi3 true

% Computer : n011.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 04:05:44 EDT 2023

% Result   : Unsatisfiable 21.33s 3.74s
% Output   : Refutation 21.33s
% Verified : 
% SZS Type : -

% Comments : 
%------------------------------------------------------------------------------
%----WARNING: Could not form TPTP format derivation
%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.11/0.13  % Problem  : SYN847-1 : TPTP v8.1.2. Released v2.5.0.
% 0.11/0.14  % Command  : python3 /export/starexec/sandbox/solver/bin/portfolio.lams.parallel.py %s %d /export/starexec/sandbox/tmp/tmp.XzFXC8UJi3 true
% 0.13/0.35  % Computer : n011.cluster.edu
% 0.13/0.35  % Model    : x86_64 x86_64
% 0.13/0.35  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.13/0.35  % Memory   : 8042.1875MB
% 0.13/0.35  % OS       : Linux 3.10.0-693.el7.x86_64
% 0.13/0.35  % CPULimit : 300
% 0.13/0.35  % WCLimit  : 300
% 0.13/0.35  % DateTime : Sat Aug 26 18:26:24 EDT 2023
% 0.13/0.35  % CPUTime  : 
% 0.13/0.35  % Running portfolio for 300 s
% 0.13/0.35  % File         : /export/starexec/sandbox/benchmark/theBenchmark.p
% 0.13/0.36  % Number of cores: 8
% 0.13/0.36  % Python version: Python 3.6.8
% 0.13/0.36  % Running in FO mode
% 0.20/0.68  % Total configuration time : 435
% 0.20/0.68  % Estimated wc time : 1092
% 0.20/0.68  % Estimated cpu time (7 cpus) : 156.0
% 0.20/0.73  % /export/starexec/sandbox/solver/bin/fo/fo6_bce.sh running for 75s
% 0.20/0.74  % /export/starexec/sandbox/solver/bin/fo/fo3_bce.sh running for 75s
% 1.22/0.77  % /export/starexec/sandbox/solver/bin/fo/fo1_av.sh running for 75s
% 1.22/0.77  % /export/starexec/sandbox/solver/bin/fo/fo7.sh running for 63s
% 1.22/0.78  % /export/starexec/sandbox/solver/bin/fo/fo13.sh running for 50s
% 1.22/0.78  % /export/starexec/sandbox/solver/bin/fo/fo5.sh running for 50s
% 1.28/0.81  % /export/starexec/sandbox/solver/bin/fo/fo4.sh running for 50s
% 21.33/3.74  % Solved by fo/fo7.sh.
% 21.33/3.74  % done 1226 iterations in 2.825s
% 21.33/3.74  % SZS status Theorem for '/export/starexec/sandbox/benchmark/theBenchmark.p'
% 21.33/3.74  % SZS output start Refutation
% 21.33/3.74  thf(ssNder1_1r1_type, type, ssNder1_1r1: $i > $o).
% 21.33/3.74  thf(skc41_type, type, skc41: $i).
% 21.33/3.74  thf(ssPv27_23r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1_type, type, 
% 21.33/3.74      ssPv27_23r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1: $i > $i > $i > 
% 21.33/3.74                                                               $i > $i > $i > 
% 21.33/3.74                                                               $i > $i > $i > 
% 21.33/3.74                                                               $i > $i > $i > 
% 21.33/3.74                                                               $i > $i > $i > 
% 21.33/3.74                                                               $i > $i > $i > 
% 21.33/3.74                                                               $i > $i > $i > 
% 21.33/3.74                                                               $i > $i > $o).
% 21.33/3.74  thf(ssNder1_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1_type, type, 
% 21.33/3.74      ssNder1_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1: $i > $i > $i > 
% 21.33/3.74                                                              $i > $i > $i > 
% 21.33/3.74                                                              $i > $i > $i > 
% 21.33/3.74                                                              $i > $i > $i > 
% 21.33/3.74                                                              $i > $i > $i > 
% 21.33/3.74                                                              $i > $i > $i > 
% 21.33/3.74                                                              $i > $i > $i > $i > $o).
% 21.33/3.74  thf(ssPv27_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1_type, type, ssPv27_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1: 
% 21.33/3.74      $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $o).
% 21.33/3.74  thf(ssPv25_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1_type, type, 
% 21.33/3.74      ssPv25_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1: $i > $i > $i > 
% 21.33/3.74                                                             $i > $i > $i > 
% 21.33/3.74                                                             $i > $i > $i > 
% 21.33/3.74                                                             $i > $i > $i > 
% 21.33/3.74                                                             $i > $i > $i > 
% 21.33/3.74                                                             $i > $i > $i > 
% 21.33/3.74                                                             $i > $i > $i > $i > $o).
% 21.33/3.74  thf(ssPv16_24r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1_type, type, 
% 21.33/3.74      ssPv16_24r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1: $i > $i > 
% 21.33/3.74                                                                 $i > $i > 
% 21.33/3.74                                                                 $i > $i > 
% 21.33/3.74                                                                 $i > $i > 
% 21.33/3.74                                                                 $i > $i > 
% 21.33/3.74                                                                 $i > $i > 
% 21.33/3.74                                                                 $i > $i > 
% 21.33/3.74                                                                 $i > $i > 
% 21.33/3.74                                                                 $i > $i > 
% 21.33/3.74                                                                 $i > $i > 
% 21.33/3.74                                                                 $i > $i > 
% 21.33/3.74                                                                 $i > $i > $o).
% 21.33/3.74  thf(ssPv19_13r1r1r1r1r1r1r1r1r1r1r1r1r1_type, type, ssPv19_13r1r1r1r1r1r1r1r1r1r1r1r1r1: 
% 21.33/3.74      $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $o).
% 21.33/3.74  thf(ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1_type, type, ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1: 
% 21.33/3.74      $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > 
% 21.33/3.74      $i > $i > $i > $i > $i > $o).
% 21.33/3.74  thf(ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1_type, type, ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1: 
% 21.33/3.74      $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > 
% 21.33/3.74      $i > $i > $i > $o).
% 21.33/3.74  thf(ssPv21_13r1r1r1r1r1r1r1r1r1r1r1r1r1_type, type, ssPv21_13r1r1r1r1r1r1r1r1r1r1r1r1r1: 
% 21.33/3.74      $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $o).
% 21.33/3.74  thf(skc38_type, type, skc38: $i).
% 21.33/3.74  thf(skc25_type, type, skc25: $i).
% 21.33/3.74  thf(ssPv25_4r1r1r1r1_type, type, ssPv25_4r1r1r1r1: $i > $i > $i > $i > $o).
% 21.33/3.74  thf(ssNder1_5r1r1r1r1r1_type, type, ssNder1_5r1r1r1r1r1: $i > $i > $i > $i > 
% 21.33/3.74                                                           $i > $o).
% 21.33/3.74  thf(ssNder1_10r1r1r1r1r1r1r1r1r1r1_type, type, ssNder1_10r1r1r1r1r1r1r1r1r1r1: 
% 21.33/3.74      $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $o).
% 21.33/3.74  thf(ssNder1_23r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1_type, type, 
% 21.33/3.74      ssNder1_23r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1: $i > $i > $i > 
% 21.33/3.74                                                                $i > $i > $i > 
% 21.33/3.74                                                                $i > $i > $i > 
% 21.33/3.74                                                                $i > $i > $i > 
% 21.33/3.74                                                                $i > $i > $i > 
% 21.33/3.74                                                                $i > $i > $i > 
% 21.33/3.74                                                                $i > $i > $i > 
% 21.33/3.74                                                                $i > $i > $o).
% 21.33/3.74  thf(ssNder1_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1_type, type, 
% 21.33/3.74      ssNder1_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1: $i > $i > $i > 
% 21.33/3.74                                                            $i > $i > $i > 
% 21.33/3.74                                                            $i > $i > $i > 
% 21.33/3.74                                                            $i > $i > $i > 
% 21.33/3.74                                                            $i > $i > $i > 
% 21.33/3.74                                                            $i > $i > $i > 
% 21.33/3.74                                                            $i > $i > $i > $o).
% 21.33/3.74  thf(ssPv19_10r1r1r1r1r1r1r1r1r1r1_type, type, ssPv19_10r1r1r1r1r1r1r1r1r1r1: 
% 21.33/3.74      $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $o).
% 21.33/3.74  thf(ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1_type, type, ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1: 
% 21.33/3.74      $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > 
% 21.33/3.74      $i > $i > $i > $i > $i > $i > $o).
% 21.33/3.74  thf(ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1_type, type, ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1: 
% 21.33/3.74      $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > 
% 21.33/3.74      $i > $i > $i > $i > $o).
% 21.33/3.74  thf(skc34_type, type, skc34: $i).
% 21.33/3.74  thf(ssNder1_3r1r1r1_type, type, ssNder1_3r1r1r1: $i > $i > $i > $o).
% 21.33/3.74  thf(ssPv27_24r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1_type, type, 
% 21.33/3.74      ssPv27_24r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1: $i > $i > 
% 21.33/3.74                                                                 $i > $i > 
% 21.33/3.74                                                                 $i > $i > 
% 21.33/3.74                                                                 $i > $i > 
% 21.33/3.74                                                                 $i > $i > 
% 21.33/3.74                                                                 $i > $i > 
% 21.33/3.74                                                                 $i > $i > 
% 21.33/3.74                                                                 $i > $i > 
% 21.33/3.74                                                                 $i > $i > 
% 21.33/3.74                                                                 $i > $i > 
% 21.33/3.74                                                                 $i > $i > 
% 21.33/3.74                                                                 $i > $i > $o).
% 21.33/3.74  thf(ssNder1_6r1r1r1r1r1r1_type, type, ssNder1_6r1r1r1r1r1r1: $i > $i > $i > 
% 21.33/3.74                                                               $i > $i > $i > $o).
% 21.33/3.74  thf(ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1_type, type, ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1: 
% 21.33/3.74      $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $o).
% 21.33/3.74  thf(ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1_type, type, ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1: 
% 21.33/3.74      $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $o).
% 21.33/3.74  thf(ssPv28_23r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1_type, type, 
% 21.33/3.74      ssPv28_23r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1: $i > $i > $i > 
% 21.33/3.74                                                               $i > $i > $i > 
% 21.33/3.74                                                               $i > $i > $i > 
% 21.33/3.74                                                               $i > $i > $i > 
% 21.33/3.74                                                               $i > $i > $i > 
% 21.33/3.74                                                               $i > $i > $i > 
% 21.33/3.74                                                               $i > $i > $i > 
% 21.33/3.74                                                               $i > $i > $o).
% 21.33/3.74  thf(skc26_type, type, skc26: $i).
% 21.33/3.74  thf(ssPv28_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1_type, type, ssPv28_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1: 
% 21.33/3.74      $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $o).
% 21.33/3.74  thf(ssPv27_2r1r1_type, type, ssPv27_2r1r1: $i > $i > $o).
% 21.33/3.74  thf(ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1_type, type, ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1: 
% 21.33/3.74      $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > 
% 21.33/3.74      $i > $i > $o).
% 21.33/3.74  thf(ssPv25_24r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1_type, type, 
% 21.33/3.74      ssPv25_24r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1: $i > $i > 
% 21.33/3.74                                                                 $i > $i > 
% 21.33/3.74                                                                 $i > $i > 
% 21.33/3.74                                                                 $i > $i > 
% 21.33/3.74                                                                 $i > $i > 
% 21.33/3.74                                                                 $i > $i > 
% 21.33/3.74                                                                 $i > $i > 
% 21.33/3.74                                                                 $i > $i > 
% 21.33/3.74                                                                 $i > $i > 
% 21.33/3.74                                                                 $i > $i > 
% 21.33/3.74                                                                 $i > $i > 
% 21.33/3.74                                                                 $i > $i > $o).
% 21.33/3.74  thf(skc28_type, type, skc28: $i).
% 21.33/3.74  thf(ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1_type, type, ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1: 
% 21.33/3.74      $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $o).
% 21.33/3.74  thf(ssNder1_11r1r1r1r1r1r1r1r1r1r1r1_type, type, ssNder1_11r1r1r1r1r1r1r1r1r1r1r1: 
% 21.33/3.74      $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $o).
% 21.33/3.74  thf(ssPv28_1r1_type, type, ssPv28_1r1: $i > $o).
% 21.33/3.74  thf(ssPv21_8r1r1r1r1r1r1r1r1_type, type, ssPv21_8r1r1r1r1r1r1r1r1: $i > $i > 
% 21.33/3.74                                                                     $i > $i > 
% 21.33/3.74                                                                     $i > $i > 
% 21.33/3.74                                                                     $i > $i > $o).
% 21.33/3.74  thf(ssPv21_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1_type, type, ssPv21_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1: 
% 21.33/3.74      $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $o).
% 21.33/3.74  thf(ssPv22_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1_type, type, 
% 21.33/3.74      ssPv22_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1: $i > $i > $i > 
% 21.33/3.74                                                             $i > $i > $i > 
% 21.33/3.74                                                             $i > $i > $i > 
% 21.33/3.74                                                             $i > $i > $i > 
% 21.33/3.74                                                             $i > $i > $i > 
% 21.33/3.74                                                             $i > $i > $i > 
% 21.33/3.74                                                             $i > $i > $i > $i > $o).
% 21.33/3.74  thf(ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1_type, type, ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1: 
% 21.33/3.74      $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $o).
% 21.33/3.74  thf(ssPv25_13r1r1r1r1r1r1r1r1r1r1r1r1r1_type, type, ssPv25_13r1r1r1r1r1r1r1r1r1r1r1r1r1: 
% 21.33/3.74      $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $o).
% 21.33/3.74  thf(ssPv19_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1_type, type, 
% 21.33/3.74      ssPv19_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1: $i > $i > $i > 
% 21.33/3.74                                                             $i > $i > $i > 
% 21.33/3.74                                                             $i > $i > $i > 
% 21.33/3.74                                                             $i > $i > $i > 
% 21.33/3.74                                                             $i > $i > $i > 
% 21.33/3.74                                                             $i > $i > $i > 
% 21.33/3.74                                                             $i > $i > $i > $i > $o).
% 21.33/3.74  thf(ssNder1_8r1r1r1r1r1r1r1r1_type, type, ssNder1_8r1r1r1r1r1r1r1r1: 
% 21.33/3.74      $i > $i > $i > $i > $i > $i > $i > $i > $o).
% 21.33/3.74  thf(ssNder1_0_type, type, ssNder1_0: $o).
% 21.33/3.74  thf(ssPv14_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1_type, type, ssPv14_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1: 
% 21.33/3.74      $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $o).
% 21.33/3.74  thf(ssPv7_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1_type, type, 
% 21.33/3.74      ssPv7_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1: $i > $i > $i > 
% 21.33/3.74                                                            $i > $i > $i > 
% 21.33/3.74                                                            $i > $i > $i > 
% 21.33/3.74                                                            $i > $i > $i > 
% 21.33/3.74                                                            $i > $i > $i > 
% 21.33/3.74                                                            $i > $i > $i > 
% 21.33/3.74                                                            $i > $i > $i > $i > $o).
% 21.33/3.74  thf(ssPv6_23r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1_type, type, 
% 21.33/3.74      ssPv6_23r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1: $i > $i > $i > 
% 21.33/3.74                                                              $i > $i > $i > 
% 21.33/3.74                                                              $i > $i > $i > 
% 21.33/3.74                                                              $i > $i > $i > 
% 21.33/3.74                                                              $i > $i > $i > 
% 21.33/3.74                                                              $i > $i > $i > 
% 21.33/3.74                                                              $i > $i > $i > 
% 21.33/3.74                                                              $i > $i > $o).
% 21.33/3.74  thf(ssPv22_7r1r1r1r1r1r1r1_type, type, ssPv22_7r1r1r1r1r1r1r1: $i > $i > 
% 21.33/3.74                                                                 $i > $i > 
% 21.33/3.74                                                                 $i > $i > $i > $o).
% 21.33/3.74  thf(ssPv7_23r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1_type, type, 
% 21.33/3.74      ssPv7_23r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1: $i > $i > $i > 
% 21.33/3.74                                                              $i > $i > $i > 
% 21.33/3.74                                                              $i > $i > $i > 
% 21.33/3.74                                                              $i > $i > $i > 
% 21.33/3.74                                                              $i > $i > $i > 
% 21.33/3.74                                                              $i > $i > $i > 
% 21.33/3.74                                                              $i > $i > $i > 
% 21.33/3.74                                                              $i > $i > $o).
% 21.33/3.74  thf(ssPv5_24r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1_type, type, 
% 21.33/3.74      ssPv5_24r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1: $i > $i > $i > 
% 21.33/3.74                                                                $i > $i > $i > 
% 21.33/3.74                                                                $i > $i > $i > 
% 21.33/3.74                                                                $i > $i > $i > 
% 21.33/3.74                                                                $i > $i > $i > 
% 21.33/3.74                                                                $i > $i > $i > 
% 21.33/3.74                                                                $i > $i > $i > 
% 21.33/3.74                                                                $i > $i > $i > $o).
% 21.33/3.74  thf(skc42_type, type, skc42: $i).
% 21.33/3.74  thf(ssNder1_2r1r1_type, type, ssNder1_2r1r1: $i > $i > $o).
% 21.33/3.74  thf(skc39_type, type, skc39: $i).
% 21.33/3.74  thf(ssPv16_13r1r1r1r1r1r1r1r1r1r1r1r1r1_type, type, ssPv16_13r1r1r1r1r1r1r1r1r1r1r1r1r1: 
% 21.33/3.74      $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $o).
% 21.33/3.74  thf(ssNder1_4r1r1r1r1_type, type, ssNder1_4r1r1r1r1: $i > $i > $i > $i > $o).
% 21.33/3.74  thf(ssNder1_7r1r1r1r1r1r1r1_type, type, ssNder1_7r1r1r1r1r1r1r1: $i > $i > 
% 21.33/3.74                                                                   $i > $i > 
% 21.33/3.74                                                                   $i > $i > $i > $o).
% 21.33/3.74  thf(ssNder1_9r1r1r1r1r1r1r1r1r1_type, type, ssNder1_9r1r1r1r1r1r1r1r1r1: 
% 21.33/3.74      $i > $i > $i > $i > $i > $i > $i > $i > $i > $o).
% 21.33/3.74  thf(clause193, conjecture,
% 21.33/3.74    (~( ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 21.33/3.74        ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 21.33/3.74        ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 21.33/3.74        ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 21.33/3.74        ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 21.33/3.74        ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 21.33/3.74        ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 21.33/3.74        ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 21.33/3.74        ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 21.33/3.74        ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.74             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 21.33/3.74        ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.74             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 21.33/3.74        ( ~( ssPv16_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.74             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ skc39 ) ) ))).
% 21.33/3.74  thf(zf_stmt_0, negated_conjecture,
% 21.33/3.74    (( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 21.33/3.74     ( ~( ssNder1_2r1r1 @ U @ V ) ) | ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 21.33/3.74     ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 21.33/3.74     ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 21.33/3.74     ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 21.33/3.74     ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 21.33/3.74     ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 21.33/3.74     ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 21.33/3.74     ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.74          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 21.33/3.74     ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.74          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 21.33/3.74     ( ~( ssPv16_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.74          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ skc39 ) )),
% 21.33/3.74    inference('cnf.neg', [status(esa)], [clause193])).
% 21.33/3.74  thf(zip_derived_cl775, plain,
% 21.33/3.74      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.74         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i]:
% 21.33/3.74         (~ (ssNder1_0)
% 21.33/3.74          | ~ (ssNder1_1r1 @ X0)
% 21.33/3.74          | ~ (ssNder1_2r1r1 @ X0 @ X1)
% 21.33/3.74          | ~ (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)
% 21.33/3.74          | ~ (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)
% 21.33/3.74          | ~ (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)
% 21.33/3.74          | ~ (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)
% 21.33/3.74          | ~ (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)
% 21.33/3.74          | ~ (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 21.33/3.74               X7)
% 21.33/3.74          | ~ (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 21.33/3.74               X6 @ X7 @ X8)
% 21.33/3.74          | ~ (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 21.33/3.74               X6 @ X7 @ X8 @ X9)
% 21.33/3.74          | ~ (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 21.33/3.74               X5 @ X6 @ X7 @ X8 @ X9 @ X10)
% 21.33/3.74          | ~ (ssPv16_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 21.33/3.74               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ skc39))),
% 21.33/3.74      inference('cnf', [status(esa)], [zf_stmt_0])).
% 21.33/3.74  thf(clause1, conjecture, (~( ssNder1_0 ))).
% 21.33/3.74  thf(zf_stmt_1, negated_conjecture, (ssNder1_0),
% 21.33/3.74    inference('cnf.neg', [status(esa)], [clause1])).
% 21.33/3.74  thf(zip_derived_cl967, plain, ( (ssNder1_0)),
% 21.33/3.74      inference('cnf', [status(esa)], [zf_stmt_1])).
% 21.33/3.74  thf(clause2, conjecture, (~( ( ssNder1_1r1 @ U ) | ( ~( ssNder1_0 ) ) ))).
% 21.33/3.74  thf(zf_stmt_2, negated_conjecture,
% 21.33/3.74    (( ssNder1_1r1 @ U ) | ( ~( ssNder1_0 ) )),
% 21.33/3.74    inference('cnf.neg', [status(esa)], [clause2])).
% 21.33/3.74  thf(zip_derived_cl966, plain,
% 21.33/3.74      (![X0 : $i]: ( (ssNder1_1r1 @ X0) | ~ (ssNder1_0))),
% 21.33/3.74      inference('cnf', [status(esa)], [zf_stmt_2])).
% 21.33/3.74  thf(zip_derived_cl967, plain, ( (ssNder1_0)),
% 21.33/3.74      inference('cnf', [status(esa)], [zf_stmt_1])).
% 21.33/3.74  thf(zip_derived_cl973, plain, (![X0 : $i]:  (ssNder1_1r1 @ X0)),
% 21.33/3.74      inference('demod', [status(thm)], [zip_derived_cl966, zip_derived_cl967])).
% 21.33/3.74  thf(clause3, conjecture,
% 21.33/3.74    (~( ( ssNder1_2r1r1 @ U @ V ) | ( ~( ssNder1_0 ) ) | 
% 21.33/3.74        ( ~( ssNder1_1r1 @ U ) ) ))).
% 21.33/3.74  thf(zf_stmt_3, negated_conjecture,
% 21.33/3.74    (( ssNder1_2r1r1 @ U @ V ) | ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) )),
% 21.33/3.74    inference('cnf.neg', [status(esa)], [clause3])).
% 21.33/3.74  thf(zip_derived_cl965, plain,
% 21.33/3.74      (![X0 : $i, X1 : $i]:
% 21.33/3.74         ( (ssNder1_2r1r1 @ X0 @ X1) | ~ (ssNder1_0) | ~ (ssNder1_1r1 @ X0))),
% 21.33/3.74      inference('cnf', [status(esa)], [zf_stmt_3])).
% 21.33/3.74  thf(zip_derived_cl967, plain, ( (ssNder1_0)),
% 21.33/3.74      inference('cnf', [status(esa)], [zf_stmt_1])).
% 21.33/3.74  thf(zip_derived_cl973, plain, (![X0 : $i]:  (ssNder1_1r1 @ X0)),
% 21.33/3.74      inference('demod', [status(thm)], [zip_derived_cl966, zip_derived_cl967])).
% 21.33/3.74  thf(zip_derived_cl974, plain,
% 21.33/3.74      (![X0 : $i, X1 : $i]:  (ssNder1_2r1r1 @ X0 @ X1)),
% 21.33/3.74      inference('demod', [status(thm)],
% 21.33/3.74                [zip_derived_cl965, zip_derived_cl967, zip_derived_cl973])).
% 21.33/3.74  thf(clause14, conjecture,
% 21.33/3.74    (~( ( ssNder1_3r1r1r1 @ U @ V @ W ) | ( ~( ssNder1_0 ) ) | 
% 21.33/3.74        ( ~( ssNder1_1r1 @ U ) ) | ( ~( ssNder1_2r1r1 @ U @ V ) ) ))).
% 21.33/3.74  thf(zf_stmt_4, negated_conjecture,
% 21.33/3.74    (( ssNder1_3r1r1r1 @ U @ V @ W ) | ( ~( ssNder1_0 ) ) | 
% 21.33/3.74     ( ~( ssNder1_1r1 @ U ) ) | ( ~( ssNder1_2r1r1 @ U @ V ) )),
% 21.33/3.74    inference('cnf.neg', [status(esa)], [clause14])).
% 21.33/3.74  thf(zip_derived_cl954, plain,
% 21.33/3.74      (![X0 : $i, X1 : $i, X2 : $i]:
% 21.33/3.74         ( (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)
% 21.33/3.74          | ~ (ssNder1_0)
% 21.33/3.74          | ~ (ssNder1_1r1 @ X0)
% 21.33/3.74          | ~ (ssNder1_2r1r1 @ X0 @ X1))),
% 21.33/3.74      inference('cnf', [status(esa)], [zf_stmt_4])).
% 21.33/3.74  thf(zip_derived_cl967, plain, ( (ssNder1_0)),
% 21.33/3.74      inference('cnf', [status(esa)], [zf_stmt_1])).
% 21.33/3.74  thf(zip_derived_cl973, plain, (![X0 : $i]:  (ssNder1_1r1 @ X0)),
% 21.33/3.74      inference('demod', [status(thm)], [zip_derived_cl966, zip_derived_cl967])).
% 21.33/3.74  thf(zip_derived_cl974, plain,
% 21.33/3.74      (![X0 : $i, X1 : $i]:  (ssNder1_2r1r1 @ X0 @ X1)),
% 21.33/3.74      inference('demod', [status(thm)],
% 21.33/3.74                [zip_derived_cl965, zip_derived_cl967, zip_derived_cl973])).
% 21.33/3.74  thf(zip_derived_cl979, plain,
% 21.33/3.74      (![X0 : $i, X1 : $i, X2 : $i]:  (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)),
% 21.33/3.74      inference('demod', [status(thm)],
% 21.33/3.74                [zip_derived_cl954, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.74                 zip_derived_cl974])).
% 21.33/3.74  thf(clause22, conjecture,
% 21.33/3.74    (~( ( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) | ( ~( ssNder1_0 ) ) | 
% 21.33/3.74        ( ~( ssNder1_1r1 @ U ) ) | ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 21.33/3.74        ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) ))).
% 21.33/3.74  thf(zf_stmt_5, negated_conjecture,
% 21.33/3.74    (( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) | ( ~( ssNder1_0 ) ) | 
% 21.33/3.74     ( ~( ssNder1_1r1 @ U ) ) | ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 21.33/3.74     ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) )),
% 21.33/3.74    inference('cnf.neg', [status(esa)], [clause22])).
% 21.33/3.74  thf(zip_derived_cl946, plain,
% 21.33/3.74      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 21.33/3.74         ( (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)
% 21.33/3.74          | ~ (ssNder1_0)
% 21.33/3.74          | ~ (ssNder1_1r1 @ X0)
% 21.33/3.74          | ~ (ssNder1_2r1r1 @ X0 @ X1)
% 21.33/3.74          | ~ (ssNder1_3r1r1r1 @ X0 @ X1 @ X2))),
% 21.33/3.74      inference('cnf', [status(esa)], [zf_stmt_5])).
% 21.33/3.74  thf(zip_derived_cl967, plain, ( (ssNder1_0)),
% 21.33/3.74      inference('cnf', [status(esa)], [zf_stmt_1])).
% 21.33/3.74  thf(zip_derived_cl973, plain, (![X0 : $i]:  (ssNder1_1r1 @ X0)),
% 21.33/3.74      inference('demod', [status(thm)], [zip_derived_cl966, zip_derived_cl967])).
% 21.33/3.74  thf(zip_derived_cl974, plain,
% 21.33/3.74      (![X0 : $i, X1 : $i]:  (ssNder1_2r1r1 @ X0 @ X1)),
% 21.33/3.74      inference('demod', [status(thm)],
% 21.33/3.74                [zip_derived_cl965, zip_derived_cl967, zip_derived_cl973])).
% 21.33/3.74  thf(zip_derived_cl979, plain,
% 21.33/3.74      (![X0 : $i, X1 : $i, X2 : $i]:  (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)),
% 21.33/3.74      inference('demod', [status(thm)],
% 21.33/3.74                [zip_derived_cl954, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.74                 zip_derived_cl974])).
% 21.33/3.74  thf(zip_derived_cl999, plain,
% 21.33/3.74      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 21.33/3.74          (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)),
% 21.33/3.74      inference('demod', [status(thm)],
% 21.33/3.74                [zip_derived_cl946, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.74                 zip_derived_cl974, zip_derived_cl979])).
% 21.33/3.74  thf(zip_derived_cl1020, plain,
% 21.33/3.74      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.74         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i]:
% 21.33/3.74         (~ (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)
% 21.33/3.74          | ~ (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)
% 21.33/3.74          | ~ (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)
% 21.33/3.74          | ~ (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 21.33/3.74               X7)
% 21.33/3.74          | ~ (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 21.33/3.74               X6 @ X7 @ X8)
% 21.33/3.74          | ~ (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 21.33/3.74               X6 @ X7 @ X8 @ X9)
% 21.33/3.74          | ~ (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 21.33/3.74               X5 @ X6 @ X7 @ X8 @ X9 @ X10)
% 21.33/3.74          | ~ (ssPv16_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 21.33/3.74               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ skc39))),
% 21.33/3.74      inference('demod', [status(thm)],
% 21.33/3.74                [zip_derived_cl775, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.74                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999])).
% 21.33/3.74  thf(clause37, conjecture,
% 21.33/3.74    (~( ( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) | ( ~( ssNder1_0 ) ) | 
% 21.33/3.74        ( ~( ssNder1_1r1 @ U ) ) | ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 21.33/3.74        ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 21.33/3.74        ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) ))).
% 21.33/3.74  thf(zf_stmt_6, negated_conjecture,
% 21.33/3.74    (( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) | ( ~( ssNder1_0 ) ) | 
% 21.33/3.74     ( ~( ssNder1_1r1 @ U ) ) | ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 21.33/3.74     ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 21.33/3.74     ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) )),
% 21.33/3.74    inference('cnf.neg', [status(esa)], [clause37])).
% 21.33/3.74  thf(zip_derived_cl931, plain,
% 21.33/3.74      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 21.33/3.74         ( (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)
% 21.33/3.74          | ~ (ssNder1_0)
% 21.33/3.74          | ~ (ssNder1_1r1 @ X0)
% 21.33/3.74          | ~ (ssNder1_2r1r1 @ X0 @ X1)
% 21.33/3.74          | ~ (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)
% 21.33/3.74          | ~ (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3))),
% 21.33/3.74      inference('cnf', [status(esa)], [zf_stmt_6])).
% 21.33/3.74  thf(zip_derived_cl967, plain, ( (ssNder1_0)),
% 21.33/3.74      inference('cnf', [status(esa)], [zf_stmt_1])).
% 21.33/3.74  thf(zip_derived_cl973, plain, (![X0 : $i]:  (ssNder1_1r1 @ X0)),
% 21.33/3.74      inference('demod', [status(thm)], [zip_derived_cl966, zip_derived_cl967])).
% 21.33/3.74  thf(zip_derived_cl974, plain,
% 21.33/3.74      (![X0 : $i, X1 : $i]:  (ssNder1_2r1r1 @ X0 @ X1)),
% 21.33/3.74      inference('demod', [status(thm)],
% 21.33/3.74                [zip_derived_cl965, zip_derived_cl967, zip_derived_cl973])).
% 21.33/3.74  thf(zip_derived_cl979, plain,
% 21.33/3.74      (![X0 : $i, X1 : $i, X2 : $i]:  (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)),
% 21.33/3.74      inference('demod', [status(thm)],
% 21.33/3.74                [zip_derived_cl954, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.74                 zip_derived_cl974])).
% 21.33/3.74  thf(zip_derived_cl999, plain,
% 21.33/3.74      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 21.33/3.74          (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)),
% 21.33/3.74      inference('demod', [status(thm)],
% 21.33/3.74                [zip_derived_cl946, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.74                 zip_derived_cl974, zip_derived_cl979])).
% 21.33/3.74  thf(zip_derived_cl1024, plain,
% 21.33/3.74      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 21.33/3.74          (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)),
% 21.33/3.74      inference('demod', [status(thm)],
% 21.33/3.74                [zip_derived_cl931, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.74                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999])).
% 21.33/3.74  thf(zip_derived_cl1028, plain,
% 21.33/3.74      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.74         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i]:
% 21.33/3.74         (~ (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)
% 21.33/3.74          | ~ (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)
% 21.33/3.74          | ~ (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 21.33/3.74               X7)
% 21.33/3.74          | ~ (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 21.33/3.74               X6 @ X7 @ X8)
% 21.33/3.74          | ~ (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 21.33/3.74               X6 @ X7 @ X8 @ X9)
% 21.33/3.74          | ~ (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 21.33/3.74               X5 @ X6 @ X7 @ X8 @ X9 @ X10)
% 21.33/3.74          | ~ (ssPv16_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 21.33/3.74               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ skc39))),
% 21.33/3.74      inference('demod', [status(thm)],
% 21.33/3.74                [zip_derived_cl1020, zip_derived_cl1024])).
% 21.33/3.74  thf(clause51, conjecture,
% 21.33/3.74    (~( ( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) | 
% 21.33/3.74        ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 21.33/3.74        ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 21.33/3.74        ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 21.33/3.74        ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 21.33/3.74        ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) ))).
% 21.33/3.74  thf(zf_stmt_7, negated_conjecture,
% 21.33/3.74    (( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) | ( ~( ssNder1_0 ) ) | 
% 21.33/3.74     ( ~( ssNder1_1r1 @ U ) ) | ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 21.33/3.74     ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 21.33/3.74     ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 21.33/3.74     ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) )),
% 21.33/3.74    inference('cnf.neg', [status(esa)], [clause51])).
% 21.33/3.74  thf(zip_derived_cl917, plain,
% 21.33/3.74      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 21.33/3.74         ( (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)
% 21.33/3.74          | ~ (ssNder1_0)
% 21.33/3.74          | ~ (ssNder1_1r1 @ X0)
% 21.33/3.74          | ~ (ssNder1_2r1r1 @ X0 @ X1)
% 21.33/3.74          | ~ (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)
% 21.33/3.74          | ~ (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)
% 21.33/3.74          | ~ (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4))),
% 21.33/3.74      inference('cnf', [status(esa)], [zf_stmt_7])).
% 21.33/3.74  thf(zip_derived_cl967, plain, ( (ssNder1_0)),
% 21.33/3.74      inference('cnf', [status(esa)], [zf_stmt_1])).
% 21.33/3.74  thf(zip_derived_cl973, plain, (![X0 : $i]:  (ssNder1_1r1 @ X0)),
% 21.33/3.74      inference('demod', [status(thm)], [zip_derived_cl966, zip_derived_cl967])).
% 21.33/3.74  thf(zip_derived_cl974, plain,
% 21.33/3.74      (![X0 : $i, X1 : $i]:  (ssNder1_2r1r1 @ X0 @ X1)),
% 21.33/3.74      inference('demod', [status(thm)],
% 21.33/3.74                [zip_derived_cl965, zip_derived_cl967, zip_derived_cl973])).
% 21.33/3.74  thf(zip_derived_cl979, plain,
% 21.33/3.74      (![X0 : $i, X1 : $i, X2 : $i]:  (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)),
% 21.33/3.74      inference('demod', [status(thm)],
% 21.33/3.74                [zip_derived_cl954, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.74                 zip_derived_cl974])).
% 21.33/3.74  thf(zip_derived_cl999, plain,
% 21.33/3.74      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 21.33/3.74          (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)),
% 21.33/3.74      inference('demod', [status(thm)],
% 21.33/3.74                [zip_derived_cl946, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.74                 zip_derived_cl974, zip_derived_cl979])).
% 21.33/3.74  thf(zip_derived_cl1024, plain,
% 21.33/3.74      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 21.33/3.74          (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)),
% 21.33/3.74      inference('demod', [status(thm)],
% 21.33/3.74                [zip_derived_cl931, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.74                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999])).
% 21.33/3.74  thf(zip_derived_cl1051, plain,
% 21.33/3.74      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 21.33/3.74          (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)),
% 21.33/3.74      inference('demod', [status(thm)],
% 21.33/3.74                [zip_derived_cl917, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.74                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.74                 zip_derived_cl1024])).
% 21.33/3.74  thf(zip_derived_cl1053, plain,
% 21.33/3.74      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.74         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i]:
% 21.33/3.74         (~ (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)
% 21.33/3.74          | ~ (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 21.33/3.74               X7)
% 21.33/3.74          | ~ (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 21.33/3.74               X6 @ X7 @ X8)
% 21.33/3.74          | ~ (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 21.33/3.74               X6 @ X7 @ X8 @ X9)
% 21.33/3.74          | ~ (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 21.33/3.74               X5 @ X6 @ X7 @ X8 @ X9 @ X10)
% 21.33/3.74          | ~ (ssPv16_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 21.33/3.74               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ skc39))),
% 21.33/3.74      inference('demod', [status(thm)],
% 21.33/3.74                [zip_derived_cl1028, zip_derived_cl1051])).
% 21.33/3.74  thf(clause68, conjecture,
% 21.33/3.74    (~( ( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) | 
% 21.33/3.74        ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 21.33/3.74        ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 21.33/3.74        ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 21.33/3.74        ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 21.33/3.74        ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 21.33/3.74        ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) ))).
% 21.33/3.74  thf(zf_stmt_8, negated_conjecture,
% 21.33/3.74    (( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) | 
% 21.33/3.74     ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 21.33/3.74     ( ~( ssNder1_2r1r1 @ U @ V ) ) | ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 21.33/3.74     ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 21.33/3.74     ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 21.33/3.74     ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) )),
% 21.33/3.74    inference('cnf.neg', [status(esa)], [clause68])).
% 21.33/3.74  thf(zip_derived_cl900, plain,
% 21.33/3.74      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i]:
% 21.33/3.74         ( (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)
% 21.33/3.74          | ~ (ssNder1_0)
% 21.33/3.74          | ~ (ssNder1_1r1 @ X0)
% 21.33/3.74          | ~ (ssNder1_2r1r1 @ X0 @ X1)
% 21.33/3.74          | ~ (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)
% 21.33/3.74          | ~ (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)
% 21.33/3.74          | ~ (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)
% 21.33/3.74          | ~ (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5))),
% 21.33/3.74      inference('cnf', [status(esa)], [zf_stmt_8])).
% 21.33/3.74  thf(zip_derived_cl967, plain, ( (ssNder1_0)),
% 21.33/3.74      inference('cnf', [status(esa)], [zf_stmt_1])).
% 21.33/3.74  thf(zip_derived_cl973, plain, (![X0 : $i]:  (ssNder1_1r1 @ X0)),
% 21.33/3.74      inference('demod', [status(thm)], [zip_derived_cl966, zip_derived_cl967])).
% 21.33/3.74  thf(zip_derived_cl974, plain,
% 21.33/3.74      (![X0 : $i, X1 : $i]:  (ssNder1_2r1r1 @ X0 @ X1)),
% 21.33/3.74      inference('demod', [status(thm)],
% 21.33/3.74                [zip_derived_cl965, zip_derived_cl967, zip_derived_cl973])).
% 21.33/3.74  thf(zip_derived_cl979, plain,
% 21.33/3.74      (![X0 : $i, X1 : $i, X2 : $i]:  (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)),
% 21.33/3.74      inference('demod', [status(thm)],
% 21.33/3.74                [zip_derived_cl954, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.74                 zip_derived_cl974])).
% 21.33/3.74  thf(zip_derived_cl999, plain,
% 21.33/3.74      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 21.33/3.74          (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)),
% 21.33/3.74      inference('demod', [status(thm)],
% 21.33/3.74                [zip_derived_cl946, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.74                 zip_derived_cl974, zip_derived_cl979])).
% 21.33/3.74  thf(zip_derived_cl1024, plain,
% 21.33/3.74      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 21.33/3.74          (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)),
% 21.33/3.74      inference('demod', [status(thm)],
% 21.33/3.74                [zip_derived_cl931, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.74                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999])).
% 21.33/3.74  thf(zip_derived_cl1051, plain,
% 21.33/3.74      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 21.33/3.74          (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)),
% 21.33/3.74      inference('demod', [status(thm)],
% 21.33/3.74                [zip_derived_cl917, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.74                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.74                 zip_derived_cl1024])).
% 21.33/3.74  thf(zip_derived_cl1077, plain,
% 21.33/3.74      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i]:
% 21.33/3.74          (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)),
% 21.33/3.74      inference('demod', [status(thm)],
% 21.33/3.74                [zip_derived_cl900, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.74                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.74                 zip_derived_cl1024, zip_derived_cl1051])).
% 21.33/3.74  thf(zip_derived_cl1080, plain,
% 21.33/3.74      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.74         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i]:
% 21.33/3.74         (~ (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7)
% 21.33/3.74          | ~ (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 21.33/3.74               X6 @ X7 @ X8)
% 21.33/3.74          | ~ (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 21.33/3.74               X6 @ X7 @ X8 @ X9)
% 21.33/3.74          | ~ (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 21.33/3.74               X5 @ X6 @ X7 @ X8 @ X9 @ X10)
% 21.33/3.74          | ~ (ssPv16_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 21.33/3.74               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ skc39))),
% 21.33/3.74      inference('demod', [status(thm)],
% 21.33/3.74                [zip_derived_cl1053, zip_derived_cl1077])).
% 21.33/3.74  thf(clause89, conjecture,
% 21.33/3.74    (~( ( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) | 
% 21.33/3.74        ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 21.33/3.74        ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 21.33/3.74        ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 21.33/3.74        ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 21.33/3.74        ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 21.33/3.74        ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 21.33/3.74        ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) ))).
% 21.33/3.74  thf(zf_stmt_9, negated_conjecture,
% 21.33/3.74    (( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) | 
% 21.33/3.74     ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 21.33/3.74     ( ~( ssNder1_2r1r1 @ U @ V ) ) | ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 21.33/3.74     ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 21.33/3.74     ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 21.33/3.74     ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 21.33/3.74     ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) )),
% 21.33/3.74    inference('cnf.neg', [status(esa)], [clause89])).
% 21.33/3.74  thf(zip_derived_cl879, plain,
% 21.33/3.74      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, X7 : $i]:
% 21.33/3.74         ( (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7)
% 21.33/3.74          | ~ (ssNder1_0)
% 21.33/3.74          | ~ (ssNder1_1r1 @ X0)
% 21.33/3.74          | ~ (ssNder1_2r1r1 @ X0 @ X1)
% 21.33/3.74          | ~ (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)
% 21.33/3.74          | ~ (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)
% 21.33/3.74          | ~ (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)
% 21.33/3.74          | ~ (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)
% 21.33/3.74          | ~ (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6))),
% 21.33/3.74      inference('cnf', [status(esa)], [zf_stmt_9])).
% 21.33/3.74  thf(zip_derived_cl967, plain, ( (ssNder1_0)),
% 21.33/3.74      inference('cnf', [status(esa)], [zf_stmt_1])).
% 21.33/3.74  thf(zip_derived_cl973, plain, (![X0 : $i]:  (ssNder1_1r1 @ X0)),
% 21.33/3.74      inference('demod', [status(thm)], [zip_derived_cl966, zip_derived_cl967])).
% 21.33/3.74  thf(zip_derived_cl974, plain,
% 21.33/3.74      (![X0 : $i, X1 : $i]:  (ssNder1_2r1r1 @ X0 @ X1)),
% 21.33/3.74      inference('demod', [status(thm)],
% 21.33/3.74                [zip_derived_cl965, zip_derived_cl967, zip_derived_cl973])).
% 21.33/3.74  thf(zip_derived_cl979, plain,
% 21.33/3.74      (![X0 : $i, X1 : $i, X2 : $i]:  (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)),
% 21.33/3.74      inference('demod', [status(thm)],
% 21.33/3.74                [zip_derived_cl954, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.74                 zip_derived_cl974])).
% 21.33/3.74  thf(zip_derived_cl999, plain,
% 21.33/3.74      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 21.33/3.74          (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)),
% 21.33/3.74      inference('demod', [status(thm)],
% 21.33/3.74                [zip_derived_cl946, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.74                 zip_derived_cl974, zip_derived_cl979])).
% 21.33/3.74  thf(zip_derived_cl1024, plain,
% 21.33/3.74      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 21.33/3.74          (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)),
% 21.33/3.74      inference('demod', [status(thm)],
% 21.33/3.74                [zip_derived_cl931, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.74                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999])).
% 21.33/3.74  thf(zip_derived_cl1051, plain,
% 21.33/3.74      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 21.33/3.74          (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)),
% 21.33/3.74      inference('demod', [status(thm)],
% 21.33/3.74                [zip_derived_cl917, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.74                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.74                 zip_derived_cl1024])).
% 21.33/3.74  thf(zip_derived_cl1077, plain,
% 21.33/3.74      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i]:
% 21.33/3.74          (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)),
% 21.33/3.74      inference('demod', [status(thm)],
% 21.33/3.74                [zip_derived_cl900, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.74                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.74                 zip_derived_cl1024, zip_derived_cl1051])).
% 21.33/3.74  thf(zip_derived_cl1115, plain,
% 21.33/3.74      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, X7 : $i]:
% 21.33/3.74          (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7)),
% 21.33/3.74      inference('demod', [status(thm)],
% 21.33/3.74                [zip_derived_cl879, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.74                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.74                 zip_derived_cl1024, zip_derived_cl1051, zip_derived_cl1077])).
% 21.33/3.74  thf(zip_derived_cl1116, plain,
% 21.33/3.74      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.74         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i]:
% 21.33/3.74         (~ (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 21.33/3.74             X7 @ X8)
% 21.33/3.74          | ~ (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 21.33/3.74               X6 @ X7 @ X8 @ X9)
% 21.33/3.74          | ~ (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 21.33/3.74               X5 @ X6 @ X7 @ X8 @ X9 @ X10)
% 21.33/3.74          | ~ (ssPv16_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 21.33/3.74               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ skc39))),
% 21.33/3.74      inference('demod', [status(thm)],
% 21.33/3.74                [zip_derived_cl1080, zip_derived_cl1115])).
% 21.33/3.74  thf(clause111, conjecture,
% 21.33/3.74    (~( ( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) | 
% 21.33/3.74        ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 21.33/3.74        ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 21.33/3.74        ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 21.33/3.74        ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 21.33/3.74        ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 21.33/3.74        ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 21.33/3.74        ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 21.33/3.74        ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) ))).
% 21.33/3.74  thf(zf_stmt_10, negated_conjecture,
% 21.33/3.74    (( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) | 
% 21.33/3.74     ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 21.33/3.74     ( ~( ssNder1_2r1r1 @ U @ V ) ) | ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 21.33/3.74     ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 21.33/3.74     ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 21.33/3.74     ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 21.33/3.74     ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 21.33/3.74     ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) )),
% 21.33/3.74    inference('cnf.neg', [status(esa)], [clause111])).
% 21.33/3.74  thf(zip_derived_cl857, plain,
% 21.33/3.74      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.74         X7 : $i, X8 : $i]:
% 21.33/3.74         ( (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 21.33/3.74            X7 @ X8)
% 21.33/3.74          | ~ (ssNder1_0)
% 21.33/3.74          | ~ (ssNder1_1r1 @ X0)
% 21.33/3.74          | ~ (ssNder1_2r1r1 @ X0 @ X1)
% 21.33/3.74          | ~ (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)
% 21.33/3.74          | ~ (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)
% 21.33/3.74          | ~ (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)
% 21.33/3.74          | ~ (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)
% 21.33/3.74          | ~ (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)
% 21.33/3.74          | ~ (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 21.33/3.74               X7))),
% 21.33/3.74      inference('cnf', [status(esa)], [zf_stmt_10])).
% 21.33/3.74  thf(zip_derived_cl967, plain, ( (ssNder1_0)),
% 21.33/3.74      inference('cnf', [status(esa)], [zf_stmt_1])).
% 21.33/3.74  thf(zip_derived_cl973, plain, (![X0 : $i]:  (ssNder1_1r1 @ X0)),
% 21.33/3.74      inference('demod', [status(thm)], [zip_derived_cl966, zip_derived_cl967])).
% 21.33/3.74  thf(zip_derived_cl974, plain,
% 21.33/3.74      (![X0 : $i, X1 : $i]:  (ssNder1_2r1r1 @ X0 @ X1)),
% 21.33/3.74      inference('demod', [status(thm)],
% 21.33/3.74                [zip_derived_cl965, zip_derived_cl967, zip_derived_cl973])).
% 21.33/3.74  thf(zip_derived_cl979, plain,
% 21.33/3.74      (![X0 : $i, X1 : $i, X2 : $i]:  (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)),
% 21.33/3.74      inference('demod', [status(thm)],
% 21.33/3.74                [zip_derived_cl954, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.74                 zip_derived_cl974])).
% 21.33/3.74  thf(zip_derived_cl999, plain,
% 21.33/3.74      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 21.33/3.74          (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)),
% 21.33/3.74      inference('demod', [status(thm)],
% 21.33/3.74                [zip_derived_cl946, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.74                 zip_derived_cl974, zip_derived_cl979])).
% 21.33/3.74  thf(zip_derived_cl1024, plain,
% 21.33/3.74      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 21.33/3.74          (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)),
% 21.33/3.74      inference('demod', [status(thm)],
% 21.33/3.74                [zip_derived_cl931, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.74                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999])).
% 21.33/3.74  thf(zip_derived_cl1051, plain,
% 21.33/3.74      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 21.33/3.74          (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)),
% 21.33/3.74      inference('demod', [status(thm)],
% 21.33/3.74                [zip_derived_cl917, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.74                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.74                 zip_derived_cl1024])).
% 21.33/3.74  thf(zip_derived_cl1077, plain,
% 21.33/3.74      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i]:
% 21.33/3.74          (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)),
% 21.33/3.74      inference('demod', [status(thm)],
% 21.33/3.74                [zip_derived_cl900, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.74                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.74                 zip_derived_cl1024, zip_derived_cl1051])).
% 21.33/3.74  thf(zip_derived_cl1115, plain,
% 21.33/3.74      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, X7 : $i]:
% 21.33/3.74          (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7)),
% 21.33/3.74      inference('demod', [status(thm)],
% 21.33/3.74                [zip_derived_cl879, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.74                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.74                 zip_derived_cl1024, zip_derived_cl1051, zip_derived_cl1077])).
% 21.33/3.74  thf(zip_derived_cl1151, plain,
% 21.33/3.74      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.74         X7 : $i, X8 : $i]:
% 21.33/3.74          (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 21.33/3.74           X7 @ X8)),
% 21.33/3.74      inference('demod', [status(thm)],
% 21.33/3.74                [zip_derived_cl857, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.74                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.74                 zip_derived_cl1024, zip_derived_cl1051, zip_derived_cl1077, 
% 21.33/3.74                 zip_derived_cl1115])).
% 21.33/3.74  thf(zip_derived_cl1152, plain,
% 21.33/3.74      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.74         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i]:
% 21.33/3.74         (~ (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 21.33/3.74             X6 @ X7 @ X8 @ X9)
% 21.33/3.74          | ~ (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 21.33/3.74               X5 @ X6 @ X7 @ X8 @ X9 @ X10)
% 21.33/3.74          | ~ (ssPv16_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 21.33/3.74               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ skc39))),
% 21.33/3.74      inference('demod', [status(thm)],
% 21.33/3.74                [zip_derived_cl1116, zip_derived_cl1151])).
% 21.33/3.74  thf(clause138, conjecture,
% 21.33/3.74    (~( ( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.74          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) | 
% 21.33/3.74        ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 21.33/3.74        ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 21.33/3.74        ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 21.33/3.74        ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 21.33/3.74        ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 21.33/3.74        ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 21.33/3.74        ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 21.33/3.74        ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 21.33/3.74        ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) ))).
% 21.33/3.74  thf(zf_stmt_11, negated_conjecture,
% 21.33/3.74    (( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.74       U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) | 
% 21.33/3.74     ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 21.33/3.74     ( ~( ssNder1_2r1r1 @ U @ V ) ) | ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 21.33/3.74     ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 21.33/3.74     ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 21.33/3.74     ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 21.33/3.74     ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 21.33/3.74     ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 21.33/3.74     ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) )),
% 21.33/3.74    inference('cnf.neg', [status(esa)], [clause138])).
% 21.33/3.74  thf(zip_derived_cl830, plain,
% 21.33/3.74      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.74         X7 : $i, X8 : $i, X9 : $i]:
% 21.33/3.74         ( (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 21.33/3.74            X6 @ X7 @ X8 @ X9)
% 21.33/3.74          | ~ (ssNder1_0)
% 21.33/3.74          | ~ (ssNder1_1r1 @ X0)
% 21.33/3.74          | ~ (ssNder1_2r1r1 @ X0 @ X1)
% 21.33/3.74          | ~ (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)
% 21.33/3.74          | ~ (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)
% 21.33/3.74          | ~ (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)
% 21.33/3.74          | ~ (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)
% 21.33/3.74          | ~ (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)
% 21.33/3.74          | ~ (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 21.33/3.74               X7)
% 21.33/3.74          | ~ (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 21.33/3.74               X6 @ X7 @ X8))),
% 21.33/3.74      inference('cnf', [status(esa)], [zf_stmt_11])).
% 21.33/3.74  thf(zip_derived_cl967, plain, ( (ssNder1_0)),
% 21.33/3.74      inference('cnf', [status(esa)], [zf_stmt_1])).
% 21.33/3.74  thf(zip_derived_cl973, plain, (![X0 : $i]:  (ssNder1_1r1 @ X0)),
% 21.33/3.74      inference('demod', [status(thm)], [zip_derived_cl966, zip_derived_cl967])).
% 21.33/3.74  thf(zip_derived_cl974, plain,
% 21.33/3.74      (![X0 : $i, X1 : $i]:  (ssNder1_2r1r1 @ X0 @ X1)),
% 21.33/3.74      inference('demod', [status(thm)],
% 21.33/3.74                [zip_derived_cl965, zip_derived_cl967, zip_derived_cl973])).
% 21.33/3.74  thf(zip_derived_cl979, plain,
% 21.33/3.74      (![X0 : $i, X1 : $i, X2 : $i]:  (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)),
% 21.33/3.74      inference('demod', [status(thm)],
% 21.33/3.74                [zip_derived_cl954, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.74                 zip_derived_cl974])).
% 21.33/3.74  thf(zip_derived_cl999, plain,
% 21.33/3.74      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 21.33/3.74          (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)),
% 21.33/3.74      inference('demod', [status(thm)],
% 21.33/3.74                [zip_derived_cl946, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.74                 zip_derived_cl974, zip_derived_cl979])).
% 21.33/3.74  thf(zip_derived_cl1024, plain,
% 21.33/3.74      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 21.33/3.74          (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)),
% 21.33/3.74      inference('demod', [status(thm)],
% 21.33/3.74                [zip_derived_cl931, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.74                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999])).
% 21.33/3.74  thf(zip_derived_cl1051, plain,
% 21.33/3.74      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 21.33/3.74          (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)),
% 21.33/3.74      inference('demod', [status(thm)],
% 21.33/3.74                [zip_derived_cl917, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.74                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.74                 zip_derived_cl1024])).
% 21.33/3.74  thf(zip_derived_cl1077, plain,
% 21.33/3.74      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i]:
% 21.33/3.74          (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)),
% 21.33/3.74      inference('demod', [status(thm)],
% 21.33/3.74                [zip_derived_cl900, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.74                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.74                 zip_derived_cl1024, zip_derived_cl1051])).
% 21.33/3.74  thf(zip_derived_cl1115, plain,
% 21.33/3.74      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, X7 : $i]:
% 21.33/3.74          (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7)),
% 21.33/3.74      inference('demod', [status(thm)],
% 21.33/3.74                [zip_derived_cl879, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.74                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.74                 zip_derived_cl1024, zip_derived_cl1051, zip_derived_cl1077])).
% 21.33/3.74  thf(zip_derived_cl1151, plain,
% 21.33/3.74      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.74         X7 : $i, X8 : $i]:
% 21.33/3.74          (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 21.33/3.74           X7 @ X8)),
% 21.33/3.74      inference('demod', [status(thm)],
% 21.33/3.74                [zip_derived_cl857, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.74                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.74                 zip_derived_cl1024, zip_derived_cl1051, zip_derived_cl1077, 
% 21.33/3.74                 zip_derived_cl1115])).
% 21.33/3.74  thf(zip_derived_cl1200, plain,
% 21.33/3.74      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.74         X7 : $i, X8 : $i, X9 : $i]:
% 21.33/3.74          (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 21.33/3.74           X7 @ X8 @ X9)),
% 21.33/3.74      inference('demod', [status(thm)],
% 21.33/3.74                [zip_derived_cl830, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.74                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.74                 zip_derived_cl1024, zip_derived_cl1051, zip_derived_cl1077, 
% 21.33/3.74                 zip_derived_cl1115, zip_derived_cl1151])).
% 21.33/3.74  thf(zip_derived_cl1201, plain,
% 21.33/3.74      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.74         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i]:
% 21.33/3.74         (~ (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 21.33/3.74             X6 @ X7 @ X8 @ X9 @ X10)
% 21.33/3.74          | ~ (ssPv16_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 21.33/3.74               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ skc39))),
% 21.33/3.74      inference('demod', [status(thm)],
% 21.33/3.74                [zip_derived_cl1152, zip_derived_cl1200])).
% 21.33/3.74  thf(clause165, conjecture,
% 21.33/3.74    (~( ( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.74          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) | 
% 21.33/3.74        ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 21.33/3.74        ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 21.33/3.74        ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 21.33/3.74        ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 21.33/3.74        ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 21.33/3.74        ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 21.33/3.74        ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 21.33/3.74        ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 21.33/3.74        ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 21.33/3.74        ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.74             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) ))).
% 21.33/3.74  thf(zf_stmt_12, negated_conjecture,
% 21.33/3.74    (( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.74       U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) | 
% 21.33/3.74     ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 21.33/3.74     ( ~( ssNder1_2r1r1 @ U @ V ) ) | ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 21.33/3.74     ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 21.33/3.74     ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 21.33/3.74     ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 21.33/3.74     ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 21.33/3.74     ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 21.33/3.74     ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 21.33/3.74     ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.74          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) )),
% 21.33/3.74    inference('cnf.neg', [status(esa)], [clause165])).
% 21.33/3.74  thf(zip_derived_cl803, plain,
% 21.33/3.74      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.74         X7 : $i, X8 : $i, X9 : $i, X10 : $i]:
% 21.33/3.74         ( (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 21.33/3.74            X6 @ X7 @ X8 @ X9 @ X10)
% 21.33/3.74          | ~ (ssNder1_0)
% 21.33/3.74          | ~ (ssNder1_1r1 @ X0)
% 21.33/3.74          | ~ (ssNder1_2r1r1 @ X0 @ X1)
% 21.33/3.74          | ~ (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)
% 21.33/3.74          | ~ (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)
% 21.33/3.74          | ~ (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)
% 21.33/3.74          | ~ (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)
% 21.33/3.74          | ~ (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)
% 21.33/3.74          | ~ (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 21.33/3.74               X7)
% 21.33/3.74          | ~ (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 21.33/3.74               X6 @ X7 @ X8)
% 21.33/3.74          | ~ (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 21.33/3.74               X6 @ X7 @ X8 @ X9))),
% 21.33/3.74      inference('cnf', [status(esa)], [zf_stmt_12])).
% 21.33/3.74  thf(zip_derived_cl967, plain, ( (ssNder1_0)),
% 21.33/3.74      inference('cnf', [status(esa)], [zf_stmt_1])).
% 21.33/3.74  thf(zip_derived_cl973, plain, (![X0 : $i]:  (ssNder1_1r1 @ X0)),
% 21.33/3.74      inference('demod', [status(thm)], [zip_derived_cl966, zip_derived_cl967])).
% 21.33/3.74  thf(zip_derived_cl974, plain,
% 21.33/3.74      (![X0 : $i, X1 : $i]:  (ssNder1_2r1r1 @ X0 @ X1)),
% 21.33/3.74      inference('demod', [status(thm)],
% 21.33/3.74                [zip_derived_cl965, zip_derived_cl967, zip_derived_cl973])).
% 21.33/3.74  thf(zip_derived_cl979, plain,
% 21.33/3.74      (![X0 : $i, X1 : $i, X2 : $i]:  (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)),
% 21.33/3.74      inference('demod', [status(thm)],
% 21.33/3.74                [zip_derived_cl954, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.74                 zip_derived_cl974])).
% 21.33/3.74  thf(zip_derived_cl999, plain,
% 21.33/3.74      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 21.33/3.74          (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)),
% 21.33/3.74      inference('demod', [status(thm)],
% 21.33/3.74                [zip_derived_cl946, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.74                 zip_derived_cl974, zip_derived_cl979])).
% 21.33/3.74  thf(zip_derived_cl1024, plain,
% 21.33/3.74      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 21.33/3.74          (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)),
% 21.33/3.74      inference('demod', [status(thm)],
% 21.33/3.74                [zip_derived_cl931, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.74                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999])).
% 21.33/3.74  thf(zip_derived_cl1051, plain,
% 21.33/3.74      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 21.33/3.74          (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)),
% 21.33/3.74      inference('demod', [status(thm)],
% 21.33/3.74                [zip_derived_cl917, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.74                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.74                 zip_derived_cl1024])).
% 21.33/3.74  thf(zip_derived_cl1077, plain,
% 21.33/3.74      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i]:
% 21.33/3.74          (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)),
% 21.33/3.74      inference('demod', [status(thm)],
% 21.33/3.74                [zip_derived_cl900, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.74                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.74                 zip_derived_cl1024, zip_derived_cl1051])).
% 21.33/3.74  thf(zip_derived_cl1115, plain,
% 21.33/3.74      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, X7 : $i]:
% 21.33/3.74          (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7)),
% 21.33/3.74      inference('demod', [status(thm)],
% 21.33/3.74                [zip_derived_cl879, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.74                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.74                 zip_derived_cl1024, zip_derived_cl1051, zip_derived_cl1077])).
% 21.33/3.74  thf(zip_derived_cl1151, plain,
% 21.33/3.74      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.74         X7 : $i, X8 : $i]:
% 21.33/3.74          (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 21.33/3.74           X7 @ X8)),
% 21.33/3.74      inference('demod', [status(thm)],
% 21.33/3.74                [zip_derived_cl857, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.74                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.74                 zip_derived_cl1024, zip_derived_cl1051, zip_derived_cl1077, 
% 21.33/3.74                 zip_derived_cl1115])).
% 21.33/3.74  thf(zip_derived_cl1200, plain,
% 21.33/3.74      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.74         X7 : $i, X8 : $i, X9 : $i]:
% 21.33/3.74          (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 21.33/3.74           X7 @ X8 @ X9)),
% 21.33/3.74      inference('demod', [status(thm)],
% 21.33/3.74                [zip_derived_cl830, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.74                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.74                 zip_derived_cl1024, zip_derived_cl1051, zip_derived_cl1077, 
% 21.33/3.74                 zip_derived_cl1115, zip_derived_cl1151])).
% 21.33/3.74  thf(zip_derived_cl1243, plain,
% 21.33/3.74      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.74         X7 : $i, X8 : $i, X9 : $i, X10 : $i]:
% 21.33/3.74          (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 21.33/3.74           X6 @ X7 @ X8 @ X9 @ X10)),
% 21.33/3.74      inference('demod', [status(thm)],
% 21.33/3.74                [zip_derived_cl803, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.74                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.74                 zip_derived_cl1024, zip_derived_cl1051, zip_derived_cl1077, 
% 21.33/3.74                 zip_derived_cl1115, zip_derived_cl1151, zip_derived_cl1200])).
% 21.33/3.74  thf(zip_derived_cl1244, plain,
% 21.33/3.74      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.74         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i]:
% 21.33/3.74         ~ (ssPv16_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 21.33/3.74            X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ skc39)),
% 21.33/3.74      inference('demod', [status(thm)],
% 21.33/3.74                [zip_derived_cl1201, zip_derived_cl1243])).
% 21.33/3.74  thf(clause837, conjecture,
% 21.33/3.74    (~( ( ssPv16_24r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.74          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 21.33/3.74          X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 @ X17 @ X18 ) | 
% 21.33/3.74        ( ssPv5_24r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.74          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 21.33/3.74          X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 @ X17 @ X18 ) | 
% 21.33/3.74        ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 21.33/3.74        ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 21.33/3.74        ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 21.33/3.74        ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 21.33/3.74        ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 21.33/3.74        ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 21.33/3.74        ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 21.33/3.74        ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 21.33/3.74        ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 21.33/3.74        ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.74             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 21.33/3.74        ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.74             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 21.33/3.74        ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.74             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 21.33/3.74        ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.74             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 21.33/3.74        ( ~( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.74             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) | 
% 21.33/3.74        ( ~( ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.74             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) ) | 
% 21.33/3.74        ( ~( ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.74             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 21.33/3.74             X9 @ X10 ) ) | 
% 21.33/3.74        ( ~( ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.74             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 21.33/3.74             X9 @ X10 @ X11 ) ) | 
% 21.33/3.74        ( ~( ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.74             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 21.33/3.74             X9 @ X10 @ X11 @ X12 ) ) | 
% 21.33/3.74        ( ~( ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.74             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 21.33/3.74             X9 @ X10 @ X11 @ X12 @ X13 ) ) | 
% 21.33/3.74        ( ~( ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.74             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 21.33/3.74             X9 @ X10 @ X11 @ X12 @ X13 @ X14 ) ) | 
% 21.33/3.74        ( ~( ssNder1_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.74             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 21.33/3.74             X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 ) ) | 
% 21.33/3.74        ( ~( ssNder1_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.74             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 21.33/3.74             X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 ) ) | 
% 21.33/3.74        ( ~( ssNder1_23r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.74             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 21.33/3.74             X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 @ X17 ) ) | 
% 21.33/3.74        ( ~( ssPv27_24r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.74             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 21.33/3.74             X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 @ X17 @ X18 ) ) | 
% 21.33/3.74        ( ~( ssPv25_24r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.74             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 21.33/3.74             X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 @ X17 @ X18 ) ) ))).
% 21.33/3.74  thf(zf_stmt_13, negated_conjecture,
% 21.33/3.74    (( ssPv16_24r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.74       U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 21.33/3.74       X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 @ X17 @ X18 ) | 
% 21.33/3.74     ( ssPv5_24r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.74       U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 21.33/3.74       X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 @ X17 @ X18 ) | 
% 21.33/3.74     ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 21.33/3.74     ( ~( ssNder1_2r1r1 @ U @ V ) ) | ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 21.33/3.74     ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 21.33/3.74     ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 21.33/3.74     ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 21.33/3.74     ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 21.33/3.74     ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 21.33/3.74     ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 21.33/3.74     ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.74          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 21.33/3.74     ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.74          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 21.33/3.74     ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.74          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 21.33/3.74     ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.74          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 21.33/3.74     ( ~( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.74          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) | 
% 21.33/3.74     ( ~( ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.74          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) ) | 
% 21.33/3.74     ( ~( ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.74          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 21.33/3.74          X10 ) ) | 
% 21.33/3.74     ( ~( ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.74          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 21.33/3.74          X10 @ X11 ) ) | 
% 21.33/3.74     ( ~( ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.74          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 21.33/3.74          X10 @ X11 @ X12 ) ) | 
% 21.33/3.74     ( ~( ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.74          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 21.33/3.74          X10 @ X11 @ X12 @ X13 ) ) | 
% 21.33/3.74     ( ~( ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.74          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 21.33/3.74          X10 @ X11 @ X12 @ X13 @ X14 ) ) | 
% 21.33/3.74     ( ~( ssNder1_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.74          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 21.33/3.74          X10 @ X11 @ X12 @ X13 @ X14 @ X15 ) ) | 
% 21.33/3.74     ( ~( ssNder1_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.74          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 21.33/3.74          X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 ) ) | 
% 21.33/3.74     ( ~( ssNder1_23r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.74          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 21.33/3.74          X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 @ X17 ) ) | 
% 21.33/3.74     ( ~( ssPv27_24r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.74          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 21.33/3.74          X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 @ X17 @ X18 ) ) | 
% 21.33/3.74     ( ~( ssPv25_24r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.74          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 21.33/3.74          X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 @ X17 @ X18 ) )),
% 21.33/3.74    inference('cnf.neg', [status(esa)], [clause837])).
% 21.33/3.74  thf(zip_derived_cl131, plain,
% 21.33/3.74      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.74         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 21.33/3.74         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i, 
% 21.33/3.74         X21 : $i, X22 : $i, X23 : $i]:
% 21.33/3.74         ( (ssPv16_24r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 21.33/3.74            X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 21.33/3.74            X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21 @ X22 @ X23)
% 21.33/3.74          |  (ssPv5_24r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 21.33/3.74              X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 21.33/3.74              X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21 @ X22 @ X23)
% 21.33/3.74          | ~ (ssNder1_0)
% 21.33/3.74          | ~ (ssNder1_1r1 @ X0)
% 21.33/3.74          | ~ (ssNder1_2r1r1 @ X0 @ X1)
% 21.33/3.74          | ~ (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)
% 21.33/3.74          | ~ (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)
% 21.33/3.74          | ~ (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)
% 21.33/3.74          | ~ (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)
% 21.33/3.74          | ~ (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)
% 21.33/3.74          | ~ (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 21.33/3.74               X7)
% 21.33/3.74          | ~ (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 21.33/3.74               X6 @ X7 @ X8)
% 21.33/3.74          | ~ (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 21.33/3.74               X6 @ X7 @ X8 @ X9)
% 21.33/3.74          | ~ (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 21.33/3.74               X5 @ X6 @ X7 @ X8 @ X9 @ X10)
% 21.33/3.74          | ~ (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 21.33/3.74               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11)
% 21.33/3.74          | ~ (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 21.33/3.74               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)
% 21.33/3.74          | ~ (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 21.33/3.74               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)
% 21.33/3.74          | ~ (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 21.33/3.74               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)
% 21.33/3.74          | ~ (ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 21.33/3.74               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 21.33/3.74               X14 @ X15)
% 21.33/3.74          | ~ (ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 21.33/3.74               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 21.33/3.74               X14 @ X15 @ X16)
% 21.33/3.74          | ~ (ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 21.33/3.74               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 21.33/3.74               X14 @ X15 @ X16 @ X17)
% 21.33/3.74          | ~ (ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 21.33/3.74               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 21.33/3.74               X14 @ X15 @ X16 @ X17 @ X18)
% 21.33/3.74          | ~ (ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 21.33/3.74               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 21.33/3.74               X14 @ X15 @ X16 @ X17 @ X18 @ X19)
% 21.33/3.74          | ~ (ssNder1_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 21.33/3.74               X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 21.33/3.74               X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20)
% 21.33/3.74          | ~ (ssNder1_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 21.33/3.74               X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 21.33/3.74               X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21)
% 21.33/3.74          | ~ (ssNder1_23r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 21.33/3.74               X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 21.33/3.74               X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21 @ X22)
% 21.33/3.74          | ~ (ssPv27_24r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ 
% 21.33/3.74               X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ 
% 21.33/3.74               X12 @ X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21 @ 
% 21.33/3.74               X22 @ X23)
% 21.33/3.74          | ~ (ssPv25_24r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ 
% 21.33/3.74               X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ 
% 21.33/3.74               X12 @ X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21 @ 
% 21.33/3.74               X22 @ X23))),
% 21.33/3.74      inference('cnf', [status(esa)], [zf_stmt_13])).
% 21.33/3.74  thf(zip_derived_cl967, plain, ( (ssNder1_0)),
% 21.33/3.74      inference('cnf', [status(esa)], [zf_stmt_1])).
% 21.33/3.74  thf(zip_derived_cl973, plain, (![X0 : $i]:  (ssNder1_1r1 @ X0)),
% 21.33/3.74      inference('demod', [status(thm)], [zip_derived_cl966, zip_derived_cl967])).
% 21.33/3.74  thf(zip_derived_cl974, plain,
% 21.33/3.74      (![X0 : $i, X1 : $i]:  (ssNder1_2r1r1 @ X0 @ X1)),
% 21.33/3.74      inference('demod', [status(thm)],
% 21.33/3.74                [zip_derived_cl965, zip_derived_cl967, zip_derived_cl973])).
% 21.33/3.74  thf(zip_derived_cl979, plain,
% 21.33/3.74      (![X0 : $i, X1 : $i, X2 : $i]:  (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)),
% 21.33/3.74      inference('demod', [status(thm)],
% 21.33/3.74                [zip_derived_cl954, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.74                 zip_derived_cl974])).
% 21.33/3.74  thf(zip_derived_cl999, plain,
% 21.33/3.74      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 21.33/3.74          (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)),
% 21.33/3.74      inference('demod', [status(thm)],
% 21.33/3.74                [zip_derived_cl946, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.74                 zip_derived_cl974, zip_derived_cl979])).
% 21.33/3.74  thf(zip_derived_cl1024, plain,
% 21.33/3.74      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 21.33/3.74          (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)),
% 21.33/3.74      inference('demod', [status(thm)],
% 21.33/3.74                [zip_derived_cl931, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.74                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999])).
% 21.33/3.74  thf(zip_derived_cl1051, plain,
% 21.33/3.74      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 21.33/3.74          (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)),
% 21.33/3.74      inference('demod', [status(thm)],
% 21.33/3.74                [zip_derived_cl917, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.74                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.74                 zip_derived_cl1024])).
% 21.33/3.74  thf(zip_derived_cl1077, plain,
% 21.33/3.74      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i]:
% 21.33/3.74          (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)),
% 21.33/3.74      inference('demod', [status(thm)],
% 21.33/3.74                [zip_derived_cl900, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.74                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.74                 zip_derived_cl1024, zip_derived_cl1051])).
% 21.33/3.74  thf(zip_derived_cl1115, plain,
% 21.33/3.74      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, X7 : $i]:
% 21.33/3.74          (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7)),
% 21.33/3.74      inference('demod', [status(thm)],
% 21.33/3.74                [zip_derived_cl879, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.74                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.74                 zip_derived_cl1024, zip_derived_cl1051, zip_derived_cl1077])).
% 21.33/3.74  thf(zip_derived_cl1151, plain,
% 21.33/3.74      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.74         X7 : $i, X8 : $i]:
% 21.33/3.74          (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 21.33/3.74           X7 @ X8)),
% 21.33/3.74      inference('demod', [status(thm)],
% 21.33/3.74                [zip_derived_cl857, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.74                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.74                 zip_derived_cl1024, zip_derived_cl1051, zip_derived_cl1077, 
% 21.33/3.74                 zip_derived_cl1115])).
% 21.33/3.74  thf(zip_derived_cl1200, plain,
% 21.33/3.74      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.74         X7 : $i, X8 : $i, X9 : $i]:
% 21.33/3.74          (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 21.33/3.74           X7 @ X8 @ X9)),
% 21.33/3.74      inference('demod', [status(thm)],
% 21.33/3.74                [zip_derived_cl830, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.74                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.74                 zip_derived_cl1024, zip_derived_cl1051, zip_derived_cl1077, 
% 21.33/3.74                 zip_derived_cl1115, zip_derived_cl1151])).
% 21.33/3.74  thf(zip_derived_cl1243, plain,
% 21.33/3.74      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.74         X7 : $i, X8 : $i, X9 : $i, X10 : $i]:
% 21.33/3.74          (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 21.33/3.74           X6 @ X7 @ X8 @ X9 @ X10)),
% 21.33/3.74      inference('demod', [status(thm)],
% 21.33/3.74                [zip_derived_cl803, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.74                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.74                 zip_derived_cl1024, zip_derived_cl1051, zip_derived_cl1077, 
% 21.33/3.74                 zip_derived_cl1115, zip_derived_cl1151, zip_derived_cl1200])).
% 21.33/3.74  thf(clause191, conjecture,
% 21.33/3.74    (~( ( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.74          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) | 
% 21.33/3.74        ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 21.33/3.74        ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 21.33/3.74        ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 21.33/3.74        ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 21.33/3.74        ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 21.33/3.74        ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 21.33/3.74        ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 21.33/3.74        ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 21.33/3.74        ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 21.33/3.74        ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.74             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 21.33/3.74        ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.74             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) ))).
% 21.33/3.74  thf(zf_stmt_14, negated_conjecture,
% 21.33/3.74    (( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.74       U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) | 
% 21.33/3.74     ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 21.33/3.74     ( ~( ssNder1_2r1r1 @ U @ V ) ) | ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 21.33/3.74     ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 21.33/3.74     ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 21.33/3.74     ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 21.33/3.74     ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 21.33/3.74     ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 21.33/3.74     ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 21.33/3.74     ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.74          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 21.33/3.74     ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.74          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) )),
% 21.33/3.74    inference('cnf.neg', [status(esa)], [clause191])).
% 21.33/3.74  thf(zip_derived_cl777, plain,
% 21.33/3.74      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.74         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i]:
% 21.33/3.74         ( (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 21.33/3.74            X6 @ X7 @ X8 @ X9 @ X10 @ X11)
% 21.33/3.74          | ~ (ssNder1_0)
% 21.33/3.74          | ~ (ssNder1_1r1 @ X0)
% 21.33/3.74          | ~ (ssNder1_2r1r1 @ X0 @ X1)
% 21.33/3.74          | ~ (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)
% 21.33/3.74          | ~ (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)
% 21.33/3.74          | ~ (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)
% 21.33/3.74          | ~ (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)
% 21.33/3.74          | ~ (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)
% 21.33/3.74          | ~ (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 21.33/3.74               X7)
% 21.33/3.74          | ~ (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 21.33/3.74               X6 @ X7 @ X8)
% 21.33/3.74          | ~ (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 21.33/3.74               X6 @ X7 @ X8 @ X9)
% 21.33/3.74          | ~ (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 21.33/3.74               X5 @ X6 @ X7 @ X8 @ X9 @ X10))),
% 21.33/3.74      inference('cnf', [status(esa)], [zf_stmt_14])).
% 21.33/3.74  thf(zip_derived_cl967, plain, ( (ssNder1_0)),
% 21.33/3.74      inference('cnf', [status(esa)], [zf_stmt_1])).
% 21.33/3.74  thf(zip_derived_cl973, plain, (![X0 : $i]:  (ssNder1_1r1 @ X0)),
% 21.33/3.74      inference('demod', [status(thm)], [zip_derived_cl966, zip_derived_cl967])).
% 21.33/3.74  thf(zip_derived_cl974, plain,
% 21.33/3.74      (![X0 : $i, X1 : $i]:  (ssNder1_2r1r1 @ X0 @ X1)),
% 21.33/3.74      inference('demod', [status(thm)],
% 21.33/3.74                [zip_derived_cl965, zip_derived_cl967, zip_derived_cl973])).
% 21.33/3.74  thf(zip_derived_cl979, plain,
% 21.33/3.74      (![X0 : $i, X1 : $i, X2 : $i]:  (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)),
% 21.33/3.74      inference('demod', [status(thm)],
% 21.33/3.74                [zip_derived_cl954, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.74                 zip_derived_cl974])).
% 21.33/3.74  thf(zip_derived_cl999, plain,
% 21.33/3.74      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 21.33/3.74          (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)),
% 21.33/3.74      inference('demod', [status(thm)],
% 21.33/3.74                [zip_derived_cl946, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.74                 zip_derived_cl974, zip_derived_cl979])).
% 21.33/3.74  thf(zip_derived_cl1024, plain,
% 21.33/3.74      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 21.33/3.74          (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)),
% 21.33/3.74      inference('demod', [status(thm)],
% 21.33/3.74                [zip_derived_cl931, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.74                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999])).
% 21.33/3.74  thf(zip_derived_cl1051, plain,
% 21.33/3.74      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 21.33/3.74          (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)),
% 21.33/3.74      inference('demod', [status(thm)],
% 21.33/3.74                [zip_derived_cl917, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.74                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.74                 zip_derived_cl1024])).
% 21.33/3.74  thf(zip_derived_cl1077, plain,
% 21.33/3.74      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i]:
% 21.33/3.74          (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)),
% 21.33/3.74      inference('demod', [status(thm)],
% 21.33/3.74                [zip_derived_cl900, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.74                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.74                 zip_derived_cl1024, zip_derived_cl1051])).
% 21.33/3.74  thf(zip_derived_cl1115, plain,
% 21.33/3.74      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, X7 : $i]:
% 21.33/3.74          (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7)),
% 21.33/3.74      inference('demod', [status(thm)],
% 21.33/3.74                [zip_derived_cl879, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.74                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.74                 zip_derived_cl1024, zip_derived_cl1051, zip_derived_cl1077])).
% 21.33/3.74  thf(zip_derived_cl1151, plain,
% 21.33/3.74      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.74         X7 : $i, X8 : $i]:
% 21.33/3.74          (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 21.33/3.74           X7 @ X8)),
% 21.33/3.74      inference('demod', [status(thm)],
% 21.33/3.74                [zip_derived_cl857, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.74                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.74                 zip_derived_cl1024, zip_derived_cl1051, zip_derived_cl1077, 
% 21.33/3.74                 zip_derived_cl1115])).
% 21.33/3.74  thf(zip_derived_cl1200, plain,
% 21.33/3.74      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.74         X7 : $i, X8 : $i, X9 : $i]:
% 21.33/3.74          (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 21.33/3.74           X7 @ X8 @ X9)),
% 21.33/3.74      inference('demod', [status(thm)],
% 21.33/3.74                [zip_derived_cl830, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.74                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.74                 zip_derived_cl1024, zip_derived_cl1051, zip_derived_cl1077, 
% 21.33/3.74                 zip_derived_cl1115, zip_derived_cl1151])).
% 21.33/3.74  thf(zip_derived_cl1243, plain,
% 21.33/3.74      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.74         X7 : $i, X8 : $i, X9 : $i, X10 : $i]:
% 21.33/3.74          (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 21.33/3.74           X6 @ X7 @ X8 @ X9 @ X10)),
% 21.33/3.74      inference('demod', [status(thm)],
% 21.33/3.74                [zip_derived_cl803, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.74                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.74                 zip_derived_cl1024, zip_derived_cl1051, zip_derived_cl1077, 
% 21.33/3.74                 zip_derived_cl1115, zip_derived_cl1151, zip_derived_cl1200])).
% 21.33/3.74  thf(zip_derived_cl1302, plain,
% 21.33/3.74      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.74         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i]:
% 21.33/3.74          (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 21.33/3.74           X6 @ X7 @ X8 @ X9 @ X10 @ X11)),
% 21.33/3.74      inference('demod', [status(thm)],
% 21.33/3.74                [zip_derived_cl777, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.74                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.74                 zip_derived_cl1024, zip_derived_cl1051, zip_derived_cl1077, 
% 21.33/3.74                 zip_derived_cl1115, zip_derived_cl1151, zip_derived_cl1200, 
% 21.33/3.74                 zip_derived_cl1243])).
% 21.33/3.74  thf(clause226, conjecture,
% 21.33/3.74    (~( ( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.74          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) | 
% 21.33/3.74        ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 21.33/3.74        ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 21.33/3.74        ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 21.33/3.74        ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 21.33/3.74        ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 21.33/3.74        ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 21.33/3.74        ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 21.33/3.74        ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 21.33/3.74        ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 21.33/3.74        ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.74             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 21.33/3.74        ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.74             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 21.33/3.74        ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.74             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) ))).
% 21.33/3.74  thf(zf_stmt_15, negated_conjecture,
% 21.33/3.74    (( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.74       U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) | 
% 21.33/3.74     ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 21.33/3.74     ( ~( ssNder1_2r1r1 @ U @ V ) ) | ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 21.33/3.74     ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 21.33/3.74     ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 21.33/3.74     ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 21.33/3.74     ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 21.33/3.74     ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 21.33/3.74     ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 21.33/3.74     ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.74          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 21.33/3.74     ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.74          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 21.33/3.74     ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.74          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) )),
% 21.33/3.74    inference('cnf.neg', [status(esa)], [clause226])).
% 21.33/3.74  thf(zip_derived_cl742, plain,
% 21.33/3.74      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.74         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i]:
% 21.33/3.74         ( (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 21.33/3.74            X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)
% 21.33/3.74          | ~ (ssNder1_0)
% 21.33/3.74          | ~ (ssNder1_1r1 @ X0)
% 21.33/3.74          | ~ (ssNder1_2r1r1 @ X0 @ X1)
% 21.33/3.74          | ~ (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)
% 21.33/3.74          | ~ (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)
% 21.33/3.74          | ~ (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)
% 21.33/3.74          | ~ (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)
% 21.33/3.74          | ~ (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)
% 21.33/3.74          | ~ (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 21.33/3.74               X7)
% 21.33/3.74          | ~ (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 21.33/3.74               X6 @ X7 @ X8)
% 21.33/3.74          | ~ (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 21.33/3.74               X6 @ X7 @ X8 @ X9)
% 21.33/3.74          | ~ (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 21.33/3.74               X5 @ X6 @ X7 @ X8 @ X9 @ X10)
% 21.33/3.74          | ~ (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 21.33/3.74               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11))),
% 21.33/3.74      inference('cnf', [status(esa)], [zf_stmt_15])).
% 21.33/3.74  thf(zip_derived_cl967, plain, ( (ssNder1_0)),
% 21.33/3.74      inference('cnf', [status(esa)], [zf_stmt_1])).
% 21.33/3.74  thf(zip_derived_cl973, plain, (![X0 : $i]:  (ssNder1_1r1 @ X0)),
% 21.33/3.74      inference('demod', [status(thm)], [zip_derived_cl966, zip_derived_cl967])).
% 21.33/3.74  thf(zip_derived_cl974, plain,
% 21.33/3.74      (![X0 : $i, X1 : $i]:  (ssNder1_2r1r1 @ X0 @ X1)),
% 21.33/3.74      inference('demod', [status(thm)],
% 21.33/3.74                [zip_derived_cl965, zip_derived_cl967, zip_derived_cl973])).
% 21.33/3.74  thf(zip_derived_cl979, plain,
% 21.33/3.74      (![X0 : $i, X1 : $i, X2 : $i]:  (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)),
% 21.33/3.74      inference('demod', [status(thm)],
% 21.33/3.74                [zip_derived_cl954, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.74                 zip_derived_cl974])).
% 21.33/3.74  thf(zip_derived_cl999, plain,
% 21.33/3.74      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 21.33/3.74          (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)),
% 21.33/3.74      inference('demod', [status(thm)],
% 21.33/3.74                [zip_derived_cl946, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.74                 zip_derived_cl974, zip_derived_cl979])).
% 21.33/3.74  thf(zip_derived_cl1024, plain,
% 21.33/3.74      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 21.33/3.74          (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)),
% 21.33/3.74      inference('demod', [status(thm)],
% 21.33/3.74                [zip_derived_cl931, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.74                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999])).
% 21.33/3.74  thf(zip_derived_cl1051, plain,
% 21.33/3.74      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 21.33/3.74          (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)),
% 21.33/3.74      inference('demod', [status(thm)],
% 21.33/3.74                [zip_derived_cl917, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.74                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.74                 zip_derived_cl1024])).
% 21.33/3.74  thf(zip_derived_cl1077, plain,
% 21.33/3.74      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i]:
% 21.33/3.74          (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)),
% 21.33/3.74      inference('demod', [status(thm)],
% 21.33/3.74                [zip_derived_cl900, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.74                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.74                 zip_derived_cl1024, zip_derived_cl1051])).
% 21.33/3.74  thf(zip_derived_cl1115, plain,
% 21.33/3.74      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, X7 : $i]:
% 21.33/3.74          (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7)),
% 21.33/3.74      inference('demod', [status(thm)],
% 21.33/3.74                [zip_derived_cl879, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.74                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.74                 zip_derived_cl1024, zip_derived_cl1051, zip_derived_cl1077])).
% 21.33/3.74  thf(zip_derived_cl1151, plain,
% 21.33/3.74      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.74         X7 : $i, X8 : $i]:
% 21.33/3.74          (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 21.33/3.74           X7 @ X8)),
% 21.33/3.74      inference('demod', [status(thm)],
% 21.33/3.74                [zip_derived_cl857, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.74                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.74                 zip_derived_cl1024, zip_derived_cl1051, zip_derived_cl1077, 
% 21.33/3.74                 zip_derived_cl1115])).
% 21.33/3.74  thf(zip_derived_cl1200, plain,
% 21.33/3.74      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.74         X7 : $i, X8 : $i, X9 : $i]:
% 21.33/3.74          (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 21.33/3.74           X7 @ X8 @ X9)),
% 21.33/3.74      inference('demod', [status(thm)],
% 21.33/3.74                [zip_derived_cl830, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.74                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.74                 zip_derived_cl1024, zip_derived_cl1051, zip_derived_cl1077, 
% 21.33/3.74                 zip_derived_cl1115, zip_derived_cl1151])).
% 21.33/3.74  thf(zip_derived_cl1243, plain,
% 21.33/3.74      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.74         X7 : $i, X8 : $i, X9 : $i, X10 : $i]:
% 21.33/3.74          (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 21.33/3.74           X6 @ X7 @ X8 @ X9 @ X10)),
% 21.33/3.74      inference('demod', [status(thm)],
% 21.33/3.74                [zip_derived_cl803, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.74                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.74                 zip_derived_cl1024, zip_derived_cl1051, zip_derived_cl1077, 
% 21.33/3.74                 zip_derived_cl1115, zip_derived_cl1151, zip_derived_cl1200])).
% 21.33/3.74  thf(zip_derived_cl1302, plain,
% 21.33/3.74      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.74         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i]:
% 21.33/3.74          (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 21.33/3.74           X6 @ X7 @ X8 @ X9 @ X10 @ X11)),
% 21.33/3.74      inference('demod', [status(thm)],
% 21.33/3.74                [zip_derived_cl777, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.74                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.74                 zip_derived_cl1024, zip_derived_cl1051, zip_derived_cl1077, 
% 21.33/3.74                 zip_derived_cl1115, zip_derived_cl1151, zip_derived_cl1200, 
% 21.33/3.74                 zip_derived_cl1243])).
% 21.33/3.74  thf(zip_derived_cl1364, plain,
% 21.33/3.74      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.74         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i]:
% 21.33/3.74          (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 21.33/3.74           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)),
% 21.33/3.74      inference('demod', [status(thm)],
% 21.33/3.74                [zip_derived_cl742, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.74                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.74                 zip_derived_cl1024, zip_derived_cl1051, zip_derived_cl1077, 
% 21.33/3.74                 zip_derived_cl1115, zip_derived_cl1151, zip_derived_cl1200, 
% 21.33/3.74                 zip_derived_cl1243, zip_derived_cl1302])).
% 21.33/3.74  thf(clause256, conjecture,
% 21.33/3.74    (~( ( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.74          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) | 
% 21.33/3.74        ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 21.33/3.74        ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 21.33/3.74        ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 21.33/3.74        ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 21.33/3.74        ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 21.33/3.74        ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 21.33/3.74        ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 21.33/3.74        ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 21.33/3.74        ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 21.33/3.74        ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.74             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 21.33/3.74        ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.74             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 21.33/3.74        ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.74             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 21.33/3.74        ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.74             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) ))).
% 21.33/3.74  thf(zf_stmt_16, negated_conjecture,
% 21.33/3.74    (( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.74       U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) | 
% 21.33/3.74     ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 21.33/3.74     ( ~( ssNder1_2r1r1 @ U @ V ) ) | ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 21.33/3.74     ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 21.33/3.74     ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 21.33/3.74     ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 21.33/3.74     ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 21.33/3.74     ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 21.33/3.74     ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 21.33/3.74     ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.74          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 21.33/3.74     ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.74          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 21.33/3.74     ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.74          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 21.33/3.74     ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.74          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) )),
% 21.33/3.74    inference('cnf.neg', [status(esa)], [clause256])).
% 21.33/3.74  thf(zip_derived_cl712, plain,
% 21.33/3.74      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.74         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i]:
% 21.33/3.74         ( (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 21.33/3.74            X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)
% 21.33/3.74          | ~ (ssNder1_0)
% 21.33/3.74          | ~ (ssNder1_1r1 @ X0)
% 21.33/3.74          | ~ (ssNder1_2r1r1 @ X0 @ X1)
% 21.33/3.74          | ~ (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)
% 21.33/3.74          | ~ (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)
% 21.33/3.74          | ~ (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)
% 21.33/3.74          | ~ (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)
% 21.33/3.74          | ~ (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)
% 21.33/3.74          | ~ (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 21.33/3.74               X7)
% 21.33/3.74          | ~ (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 21.33/3.74               X6 @ X7 @ X8)
% 21.33/3.74          | ~ (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 21.33/3.74               X6 @ X7 @ X8 @ X9)
% 21.33/3.74          | ~ (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 21.33/3.74               X5 @ X6 @ X7 @ X8 @ X9 @ X10)
% 21.33/3.74          | ~ (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 21.33/3.74               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11)
% 21.33/3.74          | ~ (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 21.33/3.74               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12))),
% 21.33/3.74      inference('cnf', [status(esa)], [zf_stmt_16])).
% 21.33/3.74  thf(zip_derived_cl967, plain, ( (ssNder1_0)),
% 21.33/3.74      inference('cnf', [status(esa)], [zf_stmt_1])).
% 21.33/3.74  thf(zip_derived_cl973, plain, (![X0 : $i]:  (ssNder1_1r1 @ X0)),
% 21.33/3.74      inference('demod', [status(thm)], [zip_derived_cl966, zip_derived_cl967])).
% 21.33/3.74  thf(zip_derived_cl974, plain,
% 21.33/3.74      (![X0 : $i, X1 : $i]:  (ssNder1_2r1r1 @ X0 @ X1)),
% 21.33/3.74      inference('demod', [status(thm)],
% 21.33/3.74                [zip_derived_cl965, zip_derived_cl967, zip_derived_cl973])).
% 21.33/3.74  thf(zip_derived_cl979, plain,
% 21.33/3.74      (![X0 : $i, X1 : $i, X2 : $i]:  (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)),
% 21.33/3.74      inference('demod', [status(thm)],
% 21.33/3.74                [zip_derived_cl954, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.74                 zip_derived_cl974])).
% 21.33/3.74  thf(zip_derived_cl999, plain,
% 21.33/3.74      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 21.33/3.74          (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)),
% 21.33/3.74      inference('demod', [status(thm)],
% 21.33/3.74                [zip_derived_cl946, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.74                 zip_derived_cl974, zip_derived_cl979])).
% 21.33/3.74  thf(zip_derived_cl1024, plain,
% 21.33/3.74      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 21.33/3.74          (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)),
% 21.33/3.74      inference('demod', [status(thm)],
% 21.33/3.74                [zip_derived_cl931, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.74                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999])).
% 21.33/3.74  thf(zip_derived_cl1051, plain,
% 21.33/3.74      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 21.33/3.74          (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)),
% 21.33/3.74      inference('demod', [status(thm)],
% 21.33/3.74                [zip_derived_cl917, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.74                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.74                 zip_derived_cl1024])).
% 21.33/3.74  thf(zip_derived_cl1077, plain,
% 21.33/3.74      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i]:
% 21.33/3.74          (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)),
% 21.33/3.74      inference('demod', [status(thm)],
% 21.33/3.74                [zip_derived_cl900, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.74                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.74                 zip_derived_cl1024, zip_derived_cl1051])).
% 21.33/3.74  thf(zip_derived_cl1115, plain,
% 21.33/3.74      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, X7 : $i]:
% 21.33/3.74          (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7)),
% 21.33/3.74      inference('demod', [status(thm)],
% 21.33/3.74                [zip_derived_cl879, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.74                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.74                 zip_derived_cl1024, zip_derived_cl1051, zip_derived_cl1077])).
% 21.33/3.74  thf(zip_derived_cl1151, plain,
% 21.33/3.74      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.74         X7 : $i, X8 : $i]:
% 21.33/3.74          (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 21.33/3.74           X7 @ X8)),
% 21.33/3.74      inference('demod', [status(thm)],
% 21.33/3.74                [zip_derived_cl857, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.74                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.74                 zip_derived_cl1024, zip_derived_cl1051, zip_derived_cl1077, 
% 21.33/3.74                 zip_derived_cl1115])).
% 21.33/3.74  thf(zip_derived_cl1200, plain,
% 21.33/3.74      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.74         X7 : $i, X8 : $i, X9 : $i]:
% 21.33/3.74          (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 21.33/3.74           X7 @ X8 @ X9)),
% 21.33/3.74      inference('demod', [status(thm)],
% 21.33/3.74                [zip_derived_cl830, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.74                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.74                 zip_derived_cl1024, zip_derived_cl1051, zip_derived_cl1077, 
% 21.33/3.74                 zip_derived_cl1115, zip_derived_cl1151])).
% 21.33/3.74  thf(zip_derived_cl1243, plain,
% 21.33/3.74      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.74         X7 : $i, X8 : $i, X9 : $i, X10 : $i]:
% 21.33/3.74          (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 21.33/3.74           X6 @ X7 @ X8 @ X9 @ X10)),
% 21.33/3.74      inference('demod', [status(thm)],
% 21.33/3.74                [zip_derived_cl803, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.74                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.74                 zip_derived_cl1024, zip_derived_cl1051, zip_derived_cl1077, 
% 21.33/3.74                 zip_derived_cl1115, zip_derived_cl1151, zip_derived_cl1200])).
% 21.33/3.74  thf(zip_derived_cl1302, plain,
% 21.33/3.74      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.74         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i]:
% 21.33/3.74          (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 21.33/3.74           X6 @ X7 @ X8 @ X9 @ X10 @ X11)),
% 21.33/3.74      inference('demod', [status(thm)],
% 21.33/3.74                [zip_derived_cl777, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.74                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.74                 zip_derived_cl1024, zip_derived_cl1051, zip_derived_cl1077, 
% 21.33/3.74                 zip_derived_cl1115, zip_derived_cl1151, zip_derived_cl1200, 
% 21.33/3.74                 zip_derived_cl1243])).
% 21.33/3.74  thf(zip_derived_cl1364, plain,
% 21.33/3.74      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.74         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i]:
% 21.33/3.74          (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 21.33/3.74           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)),
% 21.33/3.74      inference('demod', [status(thm)],
% 21.33/3.74                [zip_derived_cl742, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.74                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.74                 zip_derived_cl1024, zip_derived_cl1051, zip_derived_cl1077, 
% 21.33/3.74                 zip_derived_cl1115, zip_derived_cl1151, zip_derived_cl1200, 
% 21.33/3.74                 zip_derived_cl1243, zip_derived_cl1302])).
% 21.33/3.74  thf(zip_derived_cl1429, plain,
% 21.33/3.74      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.74         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i]:
% 21.33/3.74          (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 21.33/3.74           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)),
% 21.33/3.74      inference('demod', [status(thm)],
% 21.33/3.74                [zip_derived_cl712, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.74                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.74                 zip_derived_cl1024, zip_derived_cl1051, zip_derived_cl1077, 
% 21.33/3.74                 zip_derived_cl1115, zip_derived_cl1151, zip_derived_cl1200, 
% 21.33/3.74                 zip_derived_cl1243, zip_derived_cl1302, zip_derived_cl1364])).
% 21.33/3.74  thf(clause291, conjecture,
% 21.33/3.74    (~( ( ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.74          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) | 
% 21.33/3.74        ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 21.33/3.74        ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 21.33/3.74        ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 21.33/3.74        ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 21.33/3.74        ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 21.33/3.74        ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 21.33/3.74        ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 21.33/3.74        ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 21.33/3.74        ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 21.33/3.74        ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.74             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 21.33/3.74        ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.74             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 21.33/3.74        ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.74             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 21.33/3.74        ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.74             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 21.33/3.74        ( ~( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.74             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) ))).
% 21.33/3.74  thf(zf_stmt_17, negated_conjecture,
% 21.33/3.74    (( ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.74       U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) | 
% 21.33/3.74     ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 21.33/3.74     ( ~( ssNder1_2r1r1 @ U @ V ) ) | ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 21.33/3.74     ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 21.33/3.74     ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 21.33/3.74     ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 21.33/3.74     ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 21.33/3.74     ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 21.33/3.74     ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 21.33/3.74     ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.74          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 21.33/3.74     ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.74          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 21.33/3.74     ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.74          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 21.33/3.74     ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.74          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 21.33/3.74     ( ~( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.74          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) )),
% 21.33/3.74    inference('cnf.neg', [status(esa)], [clause291])).
% 21.33/3.74  thf(zip_derived_cl677, plain,
% 21.33/3.74      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.74         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 21.33/3.74         X14 : $i]:
% 21.33/3.74         ( (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 21.33/3.74            X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)
% 21.33/3.74          | ~ (ssNder1_0)
% 21.33/3.74          | ~ (ssNder1_1r1 @ X0)
% 21.33/3.74          | ~ (ssNder1_2r1r1 @ X0 @ X1)
% 21.33/3.74          | ~ (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)
% 21.33/3.74          | ~ (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)
% 21.33/3.74          | ~ (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)
% 21.33/3.74          | ~ (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)
% 21.33/3.74          | ~ (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)
% 21.33/3.74          | ~ (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 21.33/3.74               X7)
% 21.33/3.74          | ~ (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 21.33/3.74               X6 @ X7 @ X8)
% 21.33/3.74          | ~ (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 21.33/3.74               X6 @ X7 @ X8 @ X9)
% 21.33/3.74          | ~ (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 21.33/3.74               X5 @ X6 @ X7 @ X8 @ X9 @ X10)
% 21.33/3.74          | ~ (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 21.33/3.74               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11)
% 21.33/3.74          | ~ (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 21.33/3.74               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)
% 21.33/3.74          | ~ (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 21.33/3.74               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13))),
% 21.33/3.74      inference('cnf', [status(esa)], [zf_stmt_17])).
% 21.33/3.74  thf(zip_derived_cl967, plain, ( (ssNder1_0)),
% 21.33/3.74      inference('cnf', [status(esa)], [zf_stmt_1])).
% 21.33/3.74  thf(zip_derived_cl973, plain, (![X0 : $i]:  (ssNder1_1r1 @ X0)),
% 21.33/3.74      inference('demod', [status(thm)], [zip_derived_cl966, zip_derived_cl967])).
% 21.33/3.74  thf(zip_derived_cl974, plain,
% 21.33/3.74      (![X0 : $i, X1 : $i]:  (ssNder1_2r1r1 @ X0 @ X1)),
% 21.33/3.74      inference('demod', [status(thm)],
% 21.33/3.74                [zip_derived_cl965, zip_derived_cl967, zip_derived_cl973])).
% 21.33/3.74  thf(zip_derived_cl979, plain,
% 21.33/3.74      (![X0 : $i, X1 : $i, X2 : $i]:  (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)),
% 21.33/3.74      inference('demod', [status(thm)],
% 21.33/3.74                [zip_derived_cl954, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.74                 zip_derived_cl974])).
% 21.33/3.74  thf(zip_derived_cl999, plain,
% 21.33/3.74      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 21.33/3.74          (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)),
% 21.33/3.74      inference('demod', [status(thm)],
% 21.33/3.74                [zip_derived_cl946, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.74                 zip_derived_cl974, zip_derived_cl979])).
% 21.33/3.74  thf(zip_derived_cl1024, plain,
% 21.33/3.74      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 21.33/3.74          (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)),
% 21.33/3.74      inference('demod', [status(thm)],
% 21.33/3.74                [zip_derived_cl931, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.74                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999])).
% 21.33/3.74  thf(zip_derived_cl1051, plain,
% 21.33/3.74      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 21.33/3.74          (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)),
% 21.33/3.74      inference('demod', [status(thm)],
% 21.33/3.74                [zip_derived_cl917, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.74                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.74                 zip_derived_cl1024])).
% 21.33/3.74  thf(zip_derived_cl1077, plain,
% 21.33/3.74      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i]:
% 21.33/3.74          (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)),
% 21.33/3.74      inference('demod', [status(thm)],
% 21.33/3.74                [zip_derived_cl900, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.74                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.74                 zip_derived_cl1024, zip_derived_cl1051])).
% 21.33/3.74  thf(zip_derived_cl1115, plain,
% 21.33/3.74      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, X7 : $i]:
% 21.33/3.74          (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7)),
% 21.33/3.74      inference('demod', [status(thm)],
% 21.33/3.74                [zip_derived_cl879, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.74                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.74                 zip_derived_cl1024, zip_derived_cl1051, zip_derived_cl1077])).
% 21.33/3.74  thf(zip_derived_cl1151, plain,
% 21.33/3.74      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.74         X7 : $i, X8 : $i]:
% 21.33/3.74          (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 21.33/3.74           X7 @ X8)),
% 21.33/3.74      inference('demod', [status(thm)],
% 21.33/3.74                [zip_derived_cl857, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.74                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.74                 zip_derived_cl1024, zip_derived_cl1051, zip_derived_cl1077, 
% 21.33/3.74                 zip_derived_cl1115])).
% 21.33/3.74  thf(zip_derived_cl1200, plain,
% 21.33/3.74      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.74         X7 : $i, X8 : $i, X9 : $i]:
% 21.33/3.74          (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 21.33/3.74           X7 @ X8 @ X9)),
% 21.33/3.74      inference('demod', [status(thm)],
% 21.33/3.74                [zip_derived_cl830, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.74                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.74                 zip_derived_cl1024, zip_derived_cl1051, zip_derived_cl1077, 
% 21.33/3.74                 zip_derived_cl1115, zip_derived_cl1151])).
% 21.33/3.74  thf(zip_derived_cl1243, plain,
% 21.33/3.74      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.74         X7 : $i, X8 : $i, X9 : $i, X10 : $i]:
% 21.33/3.74          (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 21.33/3.74           X6 @ X7 @ X8 @ X9 @ X10)),
% 21.33/3.74      inference('demod', [status(thm)],
% 21.33/3.74                [zip_derived_cl803, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.74                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.74                 zip_derived_cl1024, zip_derived_cl1051, zip_derived_cl1077, 
% 21.33/3.74                 zip_derived_cl1115, zip_derived_cl1151, zip_derived_cl1200])).
% 21.33/3.74  thf(zip_derived_cl1302, plain,
% 21.33/3.74      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.74         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i]:
% 21.33/3.74          (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 21.33/3.74           X6 @ X7 @ X8 @ X9 @ X10 @ X11)),
% 21.33/3.74      inference('demod', [status(thm)],
% 21.33/3.74                [zip_derived_cl777, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.74                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.74                 zip_derived_cl1024, zip_derived_cl1051, zip_derived_cl1077, 
% 21.33/3.74                 zip_derived_cl1115, zip_derived_cl1151, zip_derived_cl1200, 
% 21.33/3.74                 zip_derived_cl1243])).
% 21.33/3.74  thf(zip_derived_cl1364, plain,
% 21.33/3.74      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.74         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i]:
% 21.33/3.74          (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 21.33/3.74           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)),
% 21.33/3.74      inference('demod', [status(thm)],
% 21.33/3.74                [zip_derived_cl742, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.74                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.74                 zip_derived_cl1024, zip_derived_cl1051, zip_derived_cl1077, 
% 21.33/3.74                 zip_derived_cl1115, zip_derived_cl1151, zip_derived_cl1200, 
% 21.33/3.74                 zip_derived_cl1243, zip_derived_cl1302])).
% 21.33/3.74  thf(zip_derived_cl1429, plain,
% 21.33/3.74      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.74         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i]:
% 21.33/3.74          (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 21.33/3.74           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)),
% 21.33/3.74      inference('demod', [status(thm)],
% 21.33/3.74                [zip_derived_cl712, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.74                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.74                 zip_derived_cl1024, zip_derived_cl1051, zip_derived_cl1077, 
% 21.33/3.74                 zip_derived_cl1115, zip_derived_cl1151, zip_derived_cl1200, 
% 21.33/3.74                 zip_derived_cl1243, zip_derived_cl1302, zip_derived_cl1364])).
% 21.33/3.74  thf(zip_derived_cl1494, plain,
% 21.33/3.74      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.74         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 21.33/3.74         X14 : $i]:
% 21.33/3.74          (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 21.33/3.74           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)),
% 21.33/3.74      inference('demod', [status(thm)],
% 21.33/3.74                [zip_derived_cl677, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.74                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.74                 zip_derived_cl1024, zip_derived_cl1051, zip_derived_cl1077, 
% 21.33/3.74                 zip_derived_cl1115, zip_derived_cl1151, zip_derived_cl1200, 
% 21.33/3.74                 zip_derived_cl1243, zip_derived_cl1302, zip_derived_cl1364, 
% 21.33/3.74                 zip_derived_cl1429])).
% 21.33/3.74  thf(clause333, conjecture,
% 21.33/3.74    (~( ( ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.74          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 21.33/3.74          X10 ) | 
% 21.33/3.74        ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 21.33/3.74        ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 21.33/3.74        ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 21.33/3.74        ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 21.33/3.74        ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 21.33/3.74        ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 21.33/3.74        ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 21.33/3.74        ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 21.33/3.74        ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 21.33/3.74        ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.74             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 21.33/3.74        ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.74             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 21.33/3.74        ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.74             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 21.33/3.74        ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.74             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 21.33/3.74        ( ~( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.74             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) | 
% 21.33/3.74        ( ~( ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.74             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) ) ))).
% 21.33/3.74  thf(zf_stmt_18, negated_conjecture,
% 21.33/3.74    (( ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.74       U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 ) | 
% 21.33/3.74     ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 21.33/3.74     ( ~( ssNder1_2r1r1 @ U @ V ) ) | ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 21.33/3.74     ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 21.33/3.74     ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 21.33/3.74     ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 21.33/3.74     ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 21.33/3.74     ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 21.33/3.74     ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 21.33/3.74     ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.74          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 21.33/3.74     ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.74          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 21.33/3.74     ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.74          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 21.33/3.74     ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.74          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 21.33/3.74     ( ~( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.74          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) | 
% 21.33/3.74     ( ~( ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.74          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) )),
% 21.33/3.74    inference('cnf.neg', [status(esa)], [clause333])).
% 21.33/3.74  thf(zip_derived_cl635, plain,
% 21.33/3.74      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.74         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 21.33/3.74         X14 : $i, X15 : $i]:
% 21.33/3.74         ( (ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 21.33/3.74            X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15)
% 21.33/3.74          | ~ (ssNder1_0)
% 21.33/3.74          | ~ (ssNder1_1r1 @ X0)
% 21.33/3.74          | ~ (ssNder1_2r1r1 @ X0 @ X1)
% 21.33/3.74          | ~ (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)
% 21.33/3.74          | ~ (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)
% 21.33/3.74          | ~ (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)
% 21.33/3.74          | ~ (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)
% 21.33/3.74          | ~ (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)
% 21.33/3.74          | ~ (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 21.33/3.74               X7)
% 21.33/3.74          | ~ (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 21.33/3.74               X6 @ X7 @ X8)
% 21.33/3.74          | ~ (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 21.33/3.74               X6 @ X7 @ X8 @ X9)
% 21.33/3.74          | ~ (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 21.33/3.74               X5 @ X6 @ X7 @ X8 @ X9 @ X10)
% 21.33/3.74          | ~ (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 21.33/3.74               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11)
% 21.33/3.74          | ~ (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 21.33/3.74               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)
% 21.33/3.74          | ~ (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 21.33/3.74               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)
% 21.33/3.74          | ~ (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 21.33/3.74               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14))),
% 21.33/3.74      inference('cnf', [status(esa)], [zf_stmt_18])).
% 21.33/3.74  thf(zip_derived_cl967, plain, ( (ssNder1_0)),
% 21.33/3.74      inference('cnf', [status(esa)], [zf_stmt_1])).
% 21.33/3.74  thf(zip_derived_cl973, plain, (![X0 : $i]:  (ssNder1_1r1 @ X0)),
% 21.33/3.74      inference('demod', [status(thm)], [zip_derived_cl966, zip_derived_cl967])).
% 21.33/3.74  thf(zip_derived_cl974, plain,
% 21.33/3.74      (![X0 : $i, X1 : $i]:  (ssNder1_2r1r1 @ X0 @ X1)),
% 21.33/3.74      inference('demod', [status(thm)],
% 21.33/3.74                [zip_derived_cl965, zip_derived_cl967, zip_derived_cl973])).
% 21.33/3.74  thf(zip_derived_cl979, plain,
% 21.33/3.74      (![X0 : $i, X1 : $i, X2 : $i]:  (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)),
% 21.33/3.74      inference('demod', [status(thm)],
% 21.33/3.74                [zip_derived_cl954, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.74                 zip_derived_cl974])).
% 21.33/3.74  thf(zip_derived_cl999, plain,
% 21.33/3.74      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 21.33/3.74          (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)),
% 21.33/3.74      inference('demod', [status(thm)],
% 21.33/3.74                [zip_derived_cl946, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.74                 zip_derived_cl974, zip_derived_cl979])).
% 21.33/3.74  thf(zip_derived_cl1024, plain,
% 21.33/3.74      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 21.33/3.74          (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)),
% 21.33/3.74      inference('demod', [status(thm)],
% 21.33/3.74                [zip_derived_cl931, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.74                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999])).
% 21.33/3.74  thf(zip_derived_cl1051, plain,
% 21.33/3.74      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 21.33/3.74          (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)),
% 21.33/3.74      inference('demod', [status(thm)],
% 21.33/3.74                [zip_derived_cl917, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.74                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.74                 zip_derived_cl1024])).
% 21.33/3.74  thf(zip_derived_cl1077, plain,
% 21.33/3.74      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i]:
% 21.33/3.74          (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)),
% 21.33/3.74      inference('demod', [status(thm)],
% 21.33/3.74                [zip_derived_cl900, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.74                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.74                 zip_derived_cl1024, zip_derived_cl1051])).
% 21.33/3.74  thf(zip_derived_cl1115, plain,
% 21.33/3.74      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, X7 : $i]:
% 21.33/3.74          (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7)),
% 21.33/3.74      inference('demod', [status(thm)],
% 21.33/3.74                [zip_derived_cl879, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.74                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.74                 zip_derived_cl1024, zip_derived_cl1051, zip_derived_cl1077])).
% 21.33/3.74  thf(zip_derived_cl1151, plain,
% 21.33/3.74      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.74         X7 : $i, X8 : $i]:
% 21.33/3.74          (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 21.33/3.74           X7 @ X8)),
% 21.33/3.74      inference('demod', [status(thm)],
% 21.33/3.74                [zip_derived_cl857, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.74                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.74                 zip_derived_cl1024, zip_derived_cl1051, zip_derived_cl1077, 
% 21.33/3.74                 zip_derived_cl1115])).
% 21.33/3.74  thf(zip_derived_cl1200, plain,
% 21.33/3.74      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.74         X7 : $i, X8 : $i, X9 : $i]:
% 21.33/3.74          (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 21.33/3.74           X7 @ X8 @ X9)),
% 21.33/3.74      inference('demod', [status(thm)],
% 21.33/3.74                [zip_derived_cl830, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.74                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.74                 zip_derived_cl1024, zip_derived_cl1051, zip_derived_cl1077, 
% 21.33/3.74                 zip_derived_cl1115, zip_derived_cl1151])).
% 21.33/3.74  thf(zip_derived_cl1243, plain,
% 21.33/3.74      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.74         X7 : $i, X8 : $i, X9 : $i, X10 : $i]:
% 21.33/3.74          (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 21.33/3.74           X6 @ X7 @ X8 @ X9 @ X10)),
% 21.33/3.74      inference('demod', [status(thm)],
% 21.33/3.74                [zip_derived_cl803, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.74                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.74                 zip_derived_cl1024, zip_derived_cl1051, zip_derived_cl1077, 
% 21.33/3.74                 zip_derived_cl1115, zip_derived_cl1151, zip_derived_cl1200])).
% 21.33/3.74  thf(zip_derived_cl1302, plain,
% 21.33/3.74      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.74         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i]:
% 21.33/3.74          (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 21.33/3.74           X6 @ X7 @ X8 @ X9 @ X10 @ X11)),
% 21.33/3.74      inference('demod', [status(thm)],
% 21.33/3.74                [zip_derived_cl777, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.74                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.74                 zip_derived_cl1024, zip_derived_cl1051, zip_derived_cl1077, 
% 21.33/3.74                 zip_derived_cl1115, zip_derived_cl1151, zip_derived_cl1200, 
% 21.33/3.74                 zip_derived_cl1243])).
% 21.33/3.74  thf(zip_derived_cl1364, plain,
% 21.33/3.74      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.74         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i]:
% 21.33/3.74          (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 21.33/3.74           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)),
% 21.33/3.74      inference('demod', [status(thm)],
% 21.33/3.74                [zip_derived_cl742, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.74                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.74                 zip_derived_cl1024, zip_derived_cl1051, zip_derived_cl1077, 
% 21.33/3.74                 zip_derived_cl1115, zip_derived_cl1151, zip_derived_cl1200, 
% 21.33/3.74                 zip_derived_cl1243, zip_derived_cl1302])).
% 21.33/3.74  thf(zip_derived_cl1429, plain,
% 21.33/3.74      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.74         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i]:
% 21.33/3.74          (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 21.33/3.74           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)),
% 21.33/3.74      inference('demod', [status(thm)],
% 21.33/3.74                [zip_derived_cl712, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.74                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.74                 zip_derived_cl1024, zip_derived_cl1051, zip_derived_cl1077, 
% 21.33/3.74                 zip_derived_cl1115, zip_derived_cl1151, zip_derived_cl1200, 
% 21.33/3.74                 zip_derived_cl1243, zip_derived_cl1302, zip_derived_cl1364])).
% 21.33/3.74  thf(zip_derived_cl1494, plain,
% 21.33/3.74      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.74         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 21.33/3.74         X14 : $i]:
% 21.33/3.74          (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 21.33/3.74           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)),
% 21.33/3.74      inference('demod', [status(thm)],
% 21.33/3.74                [zip_derived_cl677, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.74                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.74                 zip_derived_cl1024, zip_derived_cl1051, zip_derived_cl1077, 
% 21.33/3.74                 zip_derived_cl1115, zip_derived_cl1151, zip_derived_cl1200, 
% 21.33/3.74                 zip_derived_cl1243, zip_derived_cl1302, zip_derived_cl1364, 
% 21.33/3.74                 zip_derived_cl1429])).
% 21.33/3.74  thf(zip_derived_cl1555, plain,
% 21.33/3.74      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.74         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 21.33/3.74         X14 : $i, X15 : $i]:
% 21.33/3.74          (ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 21.33/3.74           X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15)),
% 21.33/3.74      inference('demod', [status(thm)],
% 21.33/3.74                [zip_derived_cl635, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.74                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.74                 zip_derived_cl1024, zip_derived_cl1051, zip_derived_cl1077, 
% 21.33/3.74                 zip_derived_cl1115, zip_derived_cl1151, zip_derived_cl1200, 
% 21.33/3.74                 zip_derived_cl1243, zip_derived_cl1302, zip_derived_cl1364, 
% 21.33/3.74                 zip_derived_cl1429, zip_derived_cl1494])).
% 21.33/3.74  thf(clause367, conjecture,
% 21.33/3.74    (~( ( ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.74          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 21.33/3.74          X10 @ X11 ) | 
% 21.33/3.74        ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 21.33/3.74        ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 21.33/3.74        ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 21.33/3.74        ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 21.33/3.74        ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 21.33/3.74        ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 21.33/3.74        ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 21.33/3.74        ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 21.33/3.74        ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 21.33/3.74        ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.74             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 21.33/3.74        ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.74             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 21.33/3.74        ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.74             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 21.33/3.74        ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.74             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 21.33/3.74        ( ~( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.74             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) | 
% 21.33/3.74        ( ~( ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.74             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) ) | 
% 21.33/3.74        ( ~( ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.74             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 21.33/3.74             X9 @ X10 ) ) ))).
% 21.33/3.74  thf(zf_stmt_19, negated_conjecture,
% 21.33/3.74    (( ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.74       U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 21.33/3.74       X10 @ X11 ) | 
% 21.33/3.74     ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 21.33/3.74     ( ~( ssNder1_2r1r1 @ U @ V ) ) | ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 21.33/3.74     ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 21.33/3.74     ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 21.33/3.74     ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 21.33/3.74     ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 21.33/3.74     ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 21.33/3.74     ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 21.33/3.74     ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.74          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 21.33/3.74     ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.74          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 21.33/3.74     ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.74          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 21.33/3.74     ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.74          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 21.33/3.74     ( ~( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.74          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) | 
% 21.33/3.74     ( ~( ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.74          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) ) | 
% 21.33/3.74     ( ~( ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.74          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 21.33/3.74          X10 ) )),
% 21.33/3.74    inference('cnf.neg', [status(esa)], [clause367])).
% 21.33/3.74  thf(zip_derived_cl601, plain,
% 21.33/3.74      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.74         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 21.33/3.74         X14 : $i, X15 : $i, X16 : $i]:
% 21.33/3.74         ( (ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 21.33/3.74            X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ 
% 21.33/3.74            X16)
% 21.33/3.74          | ~ (ssNder1_0)
% 21.33/3.74          | ~ (ssNder1_1r1 @ X0)
% 21.33/3.74          | ~ (ssNder1_2r1r1 @ X0 @ X1)
% 21.33/3.74          | ~ (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)
% 21.33/3.74          | ~ (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)
% 21.33/3.74          | ~ (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)
% 21.33/3.74          | ~ (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)
% 21.33/3.74          | ~ (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)
% 21.33/3.74          | ~ (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 21.33/3.74               X7)
% 21.33/3.74          | ~ (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 21.33/3.74               X6 @ X7 @ X8)
% 21.33/3.74          | ~ (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 21.33/3.74               X6 @ X7 @ X8 @ X9)
% 21.33/3.74          | ~ (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 21.33/3.74               X5 @ X6 @ X7 @ X8 @ X9 @ X10)
% 21.33/3.74          | ~ (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 21.33/3.74               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11)
% 21.33/3.74          | ~ (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 21.33/3.74               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)
% 21.33/3.74          | ~ (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 21.33/3.74               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)
% 21.33/3.74          | ~ (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 21.33/3.74               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)
% 21.33/3.74          | ~ (ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 21.33/3.74               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 21.33/3.74               X14 @ X15))),
% 21.33/3.74      inference('cnf', [status(esa)], [zf_stmt_19])).
% 21.33/3.74  thf(zip_derived_cl967, plain, ( (ssNder1_0)),
% 21.33/3.74      inference('cnf', [status(esa)], [zf_stmt_1])).
% 21.33/3.74  thf(zip_derived_cl973, plain, (![X0 : $i]:  (ssNder1_1r1 @ X0)),
% 21.33/3.74      inference('demod', [status(thm)], [zip_derived_cl966, zip_derived_cl967])).
% 21.33/3.74  thf(zip_derived_cl974, plain,
% 21.33/3.74      (![X0 : $i, X1 : $i]:  (ssNder1_2r1r1 @ X0 @ X1)),
% 21.33/3.74      inference('demod', [status(thm)],
% 21.33/3.74                [zip_derived_cl965, zip_derived_cl967, zip_derived_cl973])).
% 21.33/3.74  thf(zip_derived_cl979, plain,
% 21.33/3.74      (![X0 : $i, X1 : $i, X2 : $i]:  (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)),
% 21.33/3.74      inference('demod', [status(thm)],
% 21.33/3.74                [zip_derived_cl954, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.74                 zip_derived_cl974])).
% 21.33/3.74  thf(zip_derived_cl999, plain,
% 21.33/3.74      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 21.33/3.74          (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)),
% 21.33/3.74      inference('demod', [status(thm)],
% 21.33/3.74                [zip_derived_cl946, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.74                 zip_derived_cl974, zip_derived_cl979])).
% 21.33/3.74  thf(zip_derived_cl1024, plain,
% 21.33/3.74      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 21.33/3.74          (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)),
% 21.33/3.74      inference('demod', [status(thm)],
% 21.33/3.74                [zip_derived_cl931, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.74                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999])).
% 21.33/3.74  thf(zip_derived_cl1051, plain,
% 21.33/3.74      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 21.33/3.74          (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)),
% 21.33/3.74      inference('demod', [status(thm)],
% 21.33/3.74                [zip_derived_cl917, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.74                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.74                 zip_derived_cl1024])).
% 21.33/3.74  thf(zip_derived_cl1077, plain,
% 21.33/3.74      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i]:
% 21.33/3.74          (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)),
% 21.33/3.74      inference('demod', [status(thm)],
% 21.33/3.74                [zip_derived_cl900, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.74                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.74                 zip_derived_cl1024, zip_derived_cl1051])).
% 21.33/3.74  thf(zip_derived_cl1115, plain,
% 21.33/3.74      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, X7 : $i]:
% 21.33/3.74          (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7)),
% 21.33/3.74      inference('demod', [status(thm)],
% 21.33/3.74                [zip_derived_cl879, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.74                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.74                 zip_derived_cl1024, zip_derived_cl1051, zip_derived_cl1077])).
% 21.33/3.74  thf(zip_derived_cl1151, plain,
% 21.33/3.74      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.74         X7 : $i, X8 : $i]:
% 21.33/3.74          (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 21.33/3.74           X7 @ X8)),
% 21.33/3.74      inference('demod', [status(thm)],
% 21.33/3.74                [zip_derived_cl857, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.74                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.74                 zip_derived_cl1024, zip_derived_cl1051, zip_derived_cl1077, 
% 21.33/3.74                 zip_derived_cl1115])).
% 21.33/3.74  thf(zip_derived_cl1200, plain,
% 21.33/3.74      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.74         X7 : $i, X8 : $i, X9 : $i]:
% 21.33/3.74          (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 21.33/3.74           X7 @ X8 @ X9)),
% 21.33/3.74      inference('demod', [status(thm)],
% 21.33/3.74                [zip_derived_cl830, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.74                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.74                 zip_derived_cl1024, zip_derived_cl1051, zip_derived_cl1077, 
% 21.33/3.74                 zip_derived_cl1115, zip_derived_cl1151])).
% 21.33/3.74  thf(zip_derived_cl1243, plain,
% 21.33/3.74      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.74         X7 : $i, X8 : $i, X9 : $i, X10 : $i]:
% 21.33/3.74          (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 21.33/3.74           X6 @ X7 @ X8 @ X9 @ X10)),
% 21.33/3.74      inference('demod', [status(thm)],
% 21.33/3.74                [zip_derived_cl803, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.74                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.74                 zip_derived_cl1024, zip_derived_cl1051, zip_derived_cl1077, 
% 21.33/3.74                 zip_derived_cl1115, zip_derived_cl1151, zip_derived_cl1200])).
% 21.33/3.74  thf(zip_derived_cl1302, plain,
% 21.33/3.74      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.74         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i]:
% 21.33/3.74          (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 21.33/3.74           X6 @ X7 @ X8 @ X9 @ X10 @ X11)),
% 21.33/3.74      inference('demod', [status(thm)],
% 21.33/3.74                [zip_derived_cl777, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.74                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.74                 zip_derived_cl1024, zip_derived_cl1051, zip_derived_cl1077, 
% 21.33/3.74                 zip_derived_cl1115, zip_derived_cl1151, zip_derived_cl1200, 
% 21.33/3.74                 zip_derived_cl1243])).
% 21.33/3.74  thf(zip_derived_cl1364, plain,
% 21.33/3.74      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.74         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i]:
% 21.33/3.74          (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 21.33/3.74           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)),
% 21.33/3.74      inference('demod', [status(thm)],
% 21.33/3.74                [zip_derived_cl742, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.74                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.74                 zip_derived_cl1024, zip_derived_cl1051, zip_derived_cl1077, 
% 21.33/3.74                 zip_derived_cl1115, zip_derived_cl1151, zip_derived_cl1200, 
% 21.33/3.74                 zip_derived_cl1243, zip_derived_cl1302])).
% 21.33/3.74  thf(zip_derived_cl1429, plain,
% 21.33/3.74      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.74         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i]:
% 21.33/3.74          (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 21.33/3.74           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)),
% 21.33/3.74      inference('demod', [status(thm)],
% 21.33/3.74                [zip_derived_cl712, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.74                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.74                 zip_derived_cl1024, zip_derived_cl1051, zip_derived_cl1077, 
% 21.33/3.74                 zip_derived_cl1115, zip_derived_cl1151, zip_derived_cl1200, 
% 21.33/3.74                 zip_derived_cl1243, zip_derived_cl1302, zip_derived_cl1364])).
% 21.33/3.74  thf(zip_derived_cl1494, plain,
% 21.33/3.74      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.74         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 21.33/3.74         X14 : $i]:
% 21.33/3.74          (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 21.33/3.74           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)),
% 21.33/3.74      inference('demod', [status(thm)],
% 21.33/3.74                [zip_derived_cl677, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.74                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.74                 zip_derived_cl1024, zip_derived_cl1051, zip_derived_cl1077, 
% 21.33/3.74                 zip_derived_cl1115, zip_derived_cl1151, zip_derived_cl1200, 
% 21.33/3.74                 zip_derived_cl1243, zip_derived_cl1302, zip_derived_cl1364, 
% 21.33/3.74                 zip_derived_cl1429])).
% 21.33/3.74  thf(zip_derived_cl1555, plain,
% 21.33/3.74      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.74         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 21.33/3.74         X14 : $i, X15 : $i]:
% 21.33/3.74          (ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 21.33/3.74           X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15)),
% 21.33/3.74      inference('demod', [status(thm)],
% 21.33/3.74                [zip_derived_cl635, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.74                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.74                 zip_derived_cl1024, zip_derived_cl1051, zip_derived_cl1077, 
% 21.33/3.74                 zip_derived_cl1115, zip_derived_cl1151, zip_derived_cl1200, 
% 21.33/3.74                 zip_derived_cl1243, zip_derived_cl1302, zip_derived_cl1364, 
% 21.33/3.74                 zip_derived_cl1429, zip_derived_cl1494])).
% 21.33/3.74  thf(zip_derived_cl1613, plain,
% 21.33/3.74      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.74         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 21.33/3.74         X14 : $i, X15 : $i, X16 : $i]:
% 21.33/3.74          (ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 21.33/3.74           X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ 
% 21.33/3.74           X16)),
% 21.33/3.74      inference('demod', [status(thm)],
% 21.33/3.74                [zip_derived_cl601, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.74                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.74                 zip_derived_cl1024, zip_derived_cl1051, zip_derived_cl1077, 
% 21.33/3.74                 zip_derived_cl1115, zip_derived_cl1151, zip_derived_cl1200, 
% 21.33/3.74                 zip_derived_cl1243, zip_derived_cl1302, zip_derived_cl1364, 
% 21.33/3.74                 zip_derived_cl1429, zip_derived_cl1494, zip_derived_cl1555])).
% 21.33/3.74  thf(clause404, conjecture,
% 21.33/3.74    (~( ( ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.74          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 21.33/3.74          X10 @ X11 @ X12 ) | 
% 21.33/3.74        ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 21.33/3.74        ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 21.33/3.74        ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 21.33/3.74        ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 21.33/3.74        ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 21.33/3.74        ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 21.33/3.74        ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 21.33/3.74        ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 21.33/3.74        ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 21.33/3.74        ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.74             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 21.33/3.74        ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.74             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 21.33/3.74        ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.74             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 21.33/3.74        ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.74             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 21.33/3.74        ( ~( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.74             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) | 
% 21.33/3.74        ( ~( ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.74             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) ) | 
% 21.33/3.74        ( ~( ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.74             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 21.33/3.74             X9 @ X10 ) ) | 
% 21.33/3.74        ( ~( ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.74             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 21.33/3.74             X9 @ X10 @ X11 ) ) ))).
% 21.33/3.74  thf(zf_stmt_20, negated_conjecture,
% 21.33/3.74    (( ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.74       U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 21.33/3.74       X10 @ X11 @ X12 ) | 
% 21.33/3.74     ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 21.33/3.74     ( ~( ssNder1_2r1r1 @ U @ V ) ) | ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 21.33/3.74     ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 21.33/3.74     ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 21.33/3.74     ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 21.33/3.74     ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 21.33/3.74     ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 21.33/3.74     ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 21.33/3.74     ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.74          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 21.33/3.74     ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.74          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 21.33/3.74     ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.74          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 21.33/3.74     ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.74          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 21.33/3.74     ( ~( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.74          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) | 
% 21.33/3.74     ( ~( ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.74          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) ) | 
% 21.33/3.74     ( ~( ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.74          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 21.33/3.74          X10 ) ) | 
% 21.33/3.74     ( ~( ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.74          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 21.33/3.74          X10 @ X11 ) )),
% 21.33/3.74    inference('cnf.neg', [status(esa)], [clause404])).
% 21.33/3.74  thf(zip_derived_cl564, plain,
% 21.33/3.74      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.74         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 21.33/3.74         X14 : $i, X15 : $i, X16 : $i, X17 : $i]:
% 21.33/3.74         ( (ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 21.33/3.74            X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 21.33/3.74            X15 @ X16 @ X17)
% 21.33/3.74          | ~ (ssNder1_0)
% 21.33/3.74          | ~ (ssNder1_1r1 @ X0)
% 21.33/3.74          | ~ (ssNder1_2r1r1 @ X0 @ X1)
% 21.33/3.74          | ~ (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)
% 21.33/3.74          | ~ (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)
% 21.33/3.74          | ~ (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)
% 21.33/3.74          | ~ (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)
% 21.33/3.74          | ~ (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)
% 21.33/3.74          | ~ (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 21.33/3.74               X7)
% 21.33/3.74          | ~ (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 21.33/3.74               X6 @ X7 @ X8)
% 21.33/3.74          | ~ (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 21.33/3.74               X6 @ X7 @ X8 @ X9)
% 21.33/3.74          | ~ (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 21.33/3.74               X5 @ X6 @ X7 @ X8 @ X9 @ X10)
% 21.33/3.74          | ~ (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 21.33/3.74               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11)
% 21.33/3.74          | ~ (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 21.33/3.74               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)
% 21.33/3.74          | ~ (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 21.33/3.74               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)
% 21.33/3.74          | ~ (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 21.33/3.74               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)
% 21.33/3.74          | ~ (ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 21.33/3.74               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 21.33/3.74               X14 @ X15)
% 21.33/3.74          | ~ (ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 21.33/3.74               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 21.33/3.74               X14 @ X15 @ X16))),
% 21.33/3.74      inference('cnf', [status(esa)], [zf_stmt_20])).
% 21.33/3.74  thf(zip_derived_cl967, plain, ( (ssNder1_0)),
% 21.33/3.74      inference('cnf', [status(esa)], [zf_stmt_1])).
% 21.33/3.74  thf(zip_derived_cl973, plain, (![X0 : $i]:  (ssNder1_1r1 @ X0)),
% 21.33/3.74      inference('demod', [status(thm)], [zip_derived_cl966, zip_derived_cl967])).
% 21.33/3.74  thf(zip_derived_cl974, plain,
% 21.33/3.74      (![X0 : $i, X1 : $i]:  (ssNder1_2r1r1 @ X0 @ X1)),
% 21.33/3.74      inference('demod', [status(thm)],
% 21.33/3.74                [zip_derived_cl965, zip_derived_cl967, zip_derived_cl973])).
% 21.33/3.74  thf(zip_derived_cl979, plain,
% 21.33/3.74      (![X0 : $i, X1 : $i, X2 : $i]:  (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)),
% 21.33/3.74      inference('demod', [status(thm)],
% 21.33/3.74                [zip_derived_cl954, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.74                 zip_derived_cl974])).
% 21.33/3.74  thf(zip_derived_cl999, plain,
% 21.33/3.74      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 21.33/3.74          (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)),
% 21.33/3.74      inference('demod', [status(thm)],
% 21.33/3.74                [zip_derived_cl946, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.74                 zip_derived_cl974, zip_derived_cl979])).
% 21.33/3.74  thf(zip_derived_cl1024, plain,
% 21.33/3.74      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 21.33/3.74          (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)),
% 21.33/3.74      inference('demod', [status(thm)],
% 21.33/3.74                [zip_derived_cl931, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.74                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999])).
% 21.33/3.74  thf(zip_derived_cl1051, plain,
% 21.33/3.74      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 21.33/3.74          (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)),
% 21.33/3.74      inference('demod', [status(thm)],
% 21.33/3.74                [zip_derived_cl917, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.74                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.74                 zip_derived_cl1024])).
% 21.33/3.74  thf(zip_derived_cl1077, plain,
% 21.33/3.74      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i]:
% 21.33/3.74          (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)),
% 21.33/3.74      inference('demod', [status(thm)],
% 21.33/3.74                [zip_derived_cl900, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.74                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.74                 zip_derived_cl1024, zip_derived_cl1051])).
% 21.33/3.74  thf(zip_derived_cl1115, plain,
% 21.33/3.74      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, X7 : $i]:
% 21.33/3.74          (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7)),
% 21.33/3.74      inference('demod', [status(thm)],
% 21.33/3.74                [zip_derived_cl879, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.74                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.74                 zip_derived_cl1024, zip_derived_cl1051, zip_derived_cl1077])).
% 21.33/3.74  thf(zip_derived_cl1151, plain,
% 21.33/3.74      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.74         X7 : $i, X8 : $i]:
% 21.33/3.74          (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 21.33/3.74           X7 @ X8)),
% 21.33/3.74      inference('demod', [status(thm)],
% 21.33/3.74                [zip_derived_cl857, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.74                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.74                 zip_derived_cl1024, zip_derived_cl1051, zip_derived_cl1077, 
% 21.33/3.74                 zip_derived_cl1115])).
% 21.33/3.74  thf(zip_derived_cl1200, plain,
% 21.33/3.74      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.74         X7 : $i, X8 : $i, X9 : $i]:
% 21.33/3.74          (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 21.33/3.74           X7 @ X8 @ X9)),
% 21.33/3.74      inference('demod', [status(thm)],
% 21.33/3.74                [zip_derived_cl830, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.74                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.74                 zip_derived_cl1024, zip_derived_cl1051, zip_derived_cl1077, 
% 21.33/3.74                 zip_derived_cl1115, zip_derived_cl1151])).
% 21.33/3.74  thf(zip_derived_cl1243, plain,
% 21.33/3.74      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.74         X7 : $i, X8 : $i, X9 : $i, X10 : $i]:
% 21.33/3.74          (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 21.33/3.74           X6 @ X7 @ X8 @ X9 @ X10)),
% 21.33/3.74      inference('demod', [status(thm)],
% 21.33/3.74                [zip_derived_cl803, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.74                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.74                 zip_derived_cl1024, zip_derived_cl1051, zip_derived_cl1077, 
% 21.33/3.74                 zip_derived_cl1115, zip_derived_cl1151, zip_derived_cl1200])).
% 21.33/3.74  thf(zip_derived_cl1302, plain,
% 21.33/3.74      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.74         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i]:
% 21.33/3.74          (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 21.33/3.74           X6 @ X7 @ X8 @ X9 @ X10 @ X11)),
% 21.33/3.74      inference('demod', [status(thm)],
% 21.33/3.74                [zip_derived_cl777, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.74                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.74                 zip_derived_cl1024, zip_derived_cl1051, zip_derived_cl1077, 
% 21.33/3.74                 zip_derived_cl1115, zip_derived_cl1151, zip_derived_cl1200, 
% 21.33/3.74                 zip_derived_cl1243])).
% 21.33/3.74  thf(zip_derived_cl1364, plain,
% 21.33/3.74      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.74         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i]:
% 21.33/3.74          (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 21.33/3.74           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)),
% 21.33/3.74      inference('demod', [status(thm)],
% 21.33/3.74                [zip_derived_cl742, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.74                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.74                 zip_derived_cl1024, zip_derived_cl1051, zip_derived_cl1077, 
% 21.33/3.74                 zip_derived_cl1115, zip_derived_cl1151, zip_derived_cl1200, 
% 21.33/3.74                 zip_derived_cl1243, zip_derived_cl1302])).
% 21.33/3.74  thf(zip_derived_cl1429, plain,
% 21.33/3.74      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.74         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i]:
% 21.33/3.74          (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 21.33/3.74           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)),
% 21.33/3.74      inference('demod', [status(thm)],
% 21.33/3.74                [zip_derived_cl712, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.74                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.74                 zip_derived_cl1024, zip_derived_cl1051, zip_derived_cl1077, 
% 21.33/3.74                 zip_derived_cl1115, zip_derived_cl1151, zip_derived_cl1200, 
% 21.33/3.74                 zip_derived_cl1243, zip_derived_cl1302, zip_derived_cl1364])).
% 21.33/3.74  thf(zip_derived_cl1494, plain,
% 21.33/3.74      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.74         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 21.33/3.74         X14 : $i]:
% 21.33/3.74          (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 21.33/3.74           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)),
% 21.33/3.74      inference('demod', [status(thm)],
% 21.33/3.74                [zip_derived_cl677, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.74                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.74                 zip_derived_cl1024, zip_derived_cl1051, zip_derived_cl1077, 
% 21.33/3.74                 zip_derived_cl1115, zip_derived_cl1151, zip_derived_cl1200, 
% 21.33/3.74                 zip_derived_cl1243, zip_derived_cl1302, zip_derived_cl1364, 
% 21.33/3.74                 zip_derived_cl1429])).
% 21.33/3.74  thf(zip_derived_cl1555, plain,
% 21.33/3.74      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.74         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 21.33/3.74         X14 : $i, X15 : $i]:
% 21.33/3.74          (ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 21.33/3.74           X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15)),
% 21.33/3.74      inference('demod', [status(thm)],
% 21.33/3.74                [zip_derived_cl635, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.74                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.74                 zip_derived_cl1024, zip_derived_cl1051, zip_derived_cl1077, 
% 21.33/3.74                 zip_derived_cl1115, zip_derived_cl1151, zip_derived_cl1200, 
% 21.33/3.74                 zip_derived_cl1243, zip_derived_cl1302, zip_derived_cl1364, 
% 21.33/3.74                 zip_derived_cl1429, zip_derived_cl1494])).
% 21.33/3.74  thf(zip_derived_cl1613, plain,
% 21.33/3.74      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.74         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 21.33/3.74         X14 : $i, X15 : $i, X16 : $i]:
% 21.33/3.74          (ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 21.33/3.74           X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ 
% 21.33/3.74           X16)),
% 21.33/3.74      inference('demod', [status(thm)],
% 21.33/3.74                [zip_derived_cl601, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.74                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.74                 zip_derived_cl1024, zip_derived_cl1051, zip_derived_cl1077, 
% 21.33/3.74                 zip_derived_cl1115, zip_derived_cl1151, zip_derived_cl1200, 
% 21.33/3.74                 zip_derived_cl1243, zip_derived_cl1302, zip_derived_cl1364, 
% 21.33/3.74                 zip_derived_cl1429, zip_derived_cl1494, zip_derived_cl1555])).
% 21.33/3.74  thf(zip_derived_cl1683, plain,
% 21.33/3.74      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.74         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 21.33/3.74         X14 : $i, X15 : $i, X16 : $i, X17 : $i]:
% 21.33/3.74          (ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 21.33/3.74           X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 21.33/3.74           X15 @ X16 @ X17)),
% 21.33/3.74      inference('demod', [status(thm)],
% 21.33/3.74                [zip_derived_cl564, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.74                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.74                 zip_derived_cl1024, zip_derived_cl1051, zip_derived_cl1077, 
% 21.33/3.74                 zip_derived_cl1115, zip_derived_cl1151, zip_derived_cl1200, 
% 21.33/3.74                 zip_derived_cl1243, zip_derived_cl1302, zip_derived_cl1364, 
% 21.33/3.74                 zip_derived_cl1429, zip_derived_cl1494, zip_derived_cl1555, 
% 21.33/3.74                 zip_derived_cl1613])).
% 21.33/3.74  thf(clause446, conjecture,
% 21.33/3.74    (~( ( ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.74          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 21.33/3.74          X10 @ X11 @ X12 @ X13 ) | 
% 21.33/3.74        ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 21.33/3.74        ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 21.33/3.74        ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 21.33/3.74        ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 21.33/3.74        ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 21.33/3.74        ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 21.33/3.74        ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 21.33/3.74        ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 21.33/3.74        ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 21.33/3.74        ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.74             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 21.33/3.74        ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.74             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 21.33/3.74        ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.74             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 21.33/3.74        ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.74             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 21.33/3.74        ( ~( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.74             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) | 
% 21.33/3.74        ( ~( ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.74             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) ) | 
% 21.33/3.74        ( ~( ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.74             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 21.33/3.74             X9 @ X10 ) ) | 
% 21.33/3.74        ( ~( ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.74             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 21.33/3.74             X9 @ X10 @ X11 ) ) | 
% 21.33/3.74        ( ~( ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.74             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 21.33/3.74             X9 @ X10 @ X11 @ X12 ) ) ))).
% 21.33/3.74  thf(zf_stmt_21, negated_conjecture,
% 21.33/3.74    (( ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.74       U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 21.33/3.74       X10 @ X11 @ X12 @ X13 ) | 
% 21.33/3.74     ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 21.33/3.74     ( ~( ssNder1_2r1r1 @ U @ V ) ) | ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 21.33/3.74     ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 21.33/3.74     ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 21.33/3.74     ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 21.33/3.74     ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 21.33/3.74     ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 21.33/3.74     ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 21.33/3.74     ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.74          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 21.33/3.74     ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.74          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 21.33/3.74     ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.74          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 21.33/3.74     ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.74          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 21.33/3.74     ( ~( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.74          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) | 
% 21.33/3.74     ( ~( ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.74          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) ) | 
% 21.33/3.74     ( ~( ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.74          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 21.33/3.74          X10 ) ) | 
% 21.33/3.74     ( ~( ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.74          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 21.33/3.74          X10 @ X11 ) ) | 
% 21.33/3.74     ( ~( ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.74          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 21.33/3.74          X10 @ X11 @ X12 ) )),
% 21.33/3.74    inference('cnf.neg', [status(esa)], [clause446])).
% 21.33/3.74  thf(zip_derived_cl522, plain,
% 21.33/3.74      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.74         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 21.33/3.74         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i]:
% 21.33/3.74         ( (ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 21.33/3.74            X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 21.33/3.74            X15 @ X16 @ X17 @ X18)
% 21.33/3.74          | ~ (ssNder1_0)
% 21.33/3.74          | ~ (ssNder1_1r1 @ X0)
% 21.33/3.74          | ~ (ssNder1_2r1r1 @ X0 @ X1)
% 21.33/3.74          | ~ (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)
% 21.33/3.74          | ~ (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)
% 21.33/3.74          | ~ (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)
% 21.33/3.74          | ~ (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)
% 21.33/3.74          | ~ (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)
% 21.33/3.74          | ~ (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 21.33/3.74               X7)
% 21.33/3.74          | ~ (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 21.33/3.74               X6 @ X7 @ X8)
% 21.33/3.74          | ~ (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 21.33/3.74               X6 @ X7 @ X8 @ X9)
% 21.33/3.74          | ~ (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 21.33/3.74               X5 @ X6 @ X7 @ X8 @ X9 @ X10)
% 21.33/3.74          | ~ (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 21.33/3.74               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11)
% 21.33/3.74          | ~ (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 21.33/3.74               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)
% 21.33/3.74          | ~ (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 21.33/3.74               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)
% 21.33/3.74          | ~ (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 21.33/3.74               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)
% 21.33/3.74          | ~ (ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 21.33/3.74               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 21.33/3.74               X14 @ X15)
% 21.33/3.74          | ~ (ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 21.33/3.74               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 21.33/3.74               X14 @ X15 @ X16)
% 21.33/3.74          | ~ (ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 21.33/3.74               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 21.33/3.74               X14 @ X15 @ X16 @ X17))),
% 21.33/3.74      inference('cnf', [status(esa)], [zf_stmt_21])).
% 21.33/3.74  thf(zip_derived_cl967, plain, ( (ssNder1_0)),
% 21.33/3.74      inference('cnf', [status(esa)], [zf_stmt_1])).
% 21.33/3.74  thf(zip_derived_cl973, plain, (![X0 : $i]:  (ssNder1_1r1 @ X0)),
% 21.33/3.74      inference('demod', [status(thm)], [zip_derived_cl966, zip_derived_cl967])).
% 21.33/3.74  thf(zip_derived_cl974, plain,
% 21.33/3.74      (![X0 : $i, X1 : $i]:  (ssNder1_2r1r1 @ X0 @ X1)),
% 21.33/3.74      inference('demod', [status(thm)],
% 21.33/3.74                [zip_derived_cl965, zip_derived_cl967, zip_derived_cl973])).
% 21.33/3.74  thf(zip_derived_cl979, plain,
% 21.33/3.74      (![X0 : $i, X1 : $i, X2 : $i]:  (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)),
% 21.33/3.74      inference('demod', [status(thm)],
% 21.33/3.74                [zip_derived_cl954, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.74                 zip_derived_cl974])).
% 21.33/3.74  thf(zip_derived_cl999, plain,
% 21.33/3.74      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 21.33/3.74          (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)),
% 21.33/3.74      inference('demod', [status(thm)],
% 21.33/3.74                [zip_derived_cl946, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.74                 zip_derived_cl974, zip_derived_cl979])).
% 21.33/3.74  thf(zip_derived_cl1024, plain,
% 21.33/3.74      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 21.33/3.74          (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)),
% 21.33/3.74      inference('demod', [status(thm)],
% 21.33/3.74                [zip_derived_cl931, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.74                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999])).
% 21.33/3.74  thf(zip_derived_cl1051, plain,
% 21.33/3.74      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 21.33/3.74          (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)),
% 21.33/3.74      inference('demod', [status(thm)],
% 21.33/3.74                [zip_derived_cl917, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.74                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.74                 zip_derived_cl1024])).
% 21.33/3.74  thf(zip_derived_cl1077, plain,
% 21.33/3.74      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i]:
% 21.33/3.74          (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)),
% 21.33/3.74      inference('demod', [status(thm)],
% 21.33/3.74                [zip_derived_cl900, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.74                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.74                 zip_derived_cl1024, zip_derived_cl1051])).
% 21.33/3.74  thf(zip_derived_cl1115, plain,
% 21.33/3.74      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, X7 : $i]:
% 21.33/3.74          (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7)),
% 21.33/3.74      inference('demod', [status(thm)],
% 21.33/3.74                [zip_derived_cl879, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.74                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.74                 zip_derived_cl1024, zip_derived_cl1051, zip_derived_cl1077])).
% 21.33/3.74  thf(zip_derived_cl1151, plain,
% 21.33/3.74      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.74         X7 : $i, X8 : $i]:
% 21.33/3.74          (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 21.33/3.74           X7 @ X8)),
% 21.33/3.74      inference('demod', [status(thm)],
% 21.33/3.74                [zip_derived_cl857, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.74                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.74                 zip_derived_cl1024, zip_derived_cl1051, zip_derived_cl1077, 
% 21.33/3.74                 zip_derived_cl1115])).
% 21.33/3.74  thf(zip_derived_cl1200, plain,
% 21.33/3.74      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.74         X7 : $i, X8 : $i, X9 : $i]:
% 21.33/3.74          (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 21.33/3.74           X7 @ X8 @ X9)),
% 21.33/3.74      inference('demod', [status(thm)],
% 21.33/3.74                [zip_derived_cl830, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.74                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.74                 zip_derived_cl1024, zip_derived_cl1051, zip_derived_cl1077, 
% 21.33/3.74                 zip_derived_cl1115, zip_derived_cl1151])).
% 21.33/3.74  thf(zip_derived_cl1243, plain,
% 21.33/3.74      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.74         X7 : $i, X8 : $i, X9 : $i, X10 : $i]:
% 21.33/3.74          (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 21.33/3.74           X6 @ X7 @ X8 @ X9 @ X10)),
% 21.33/3.74      inference('demod', [status(thm)],
% 21.33/3.74                [zip_derived_cl803, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.74                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.74                 zip_derived_cl1024, zip_derived_cl1051, zip_derived_cl1077, 
% 21.33/3.74                 zip_derived_cl1115, zip_derived_cl1151, zip_derived_cl1200])).
% 21.33/3.74  thf(zip_derived_cl1302, plain,
% 21.33/3.74      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.74         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i]:
% 21.33/3.74          (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 21.33/3.74           X6 @ X7 @ X8 @ X9 @ X10 @ X11)),
% 21.33/3.74      inference('demod', [status(thm)],
% 21.33/3.74                [zip_derived_cl777, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.74                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.74                 zip_derived_cl1024, zip_derived_cl1051, zip_derived_cl1077, 
% 21.33/3.74                 zip_derived_cl1115, zip_derived_cl1151, zip_derived_cl1200, 
% 21.33/3.74                 zip_derived_cl1243])).
% 21.33/3.74  thf(zip_derived_cl1364, plain,
% 21.33/3.74      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.74         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i]:
% 21.33/3.74          (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 21.33/3.74           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)),
% 21.33/3.74      inference('demod', [status(thm)],
% 21.33/3.74                [zip_derived_cl742, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.74                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.74                 zip_derived_cl1024, zip_derived_cl1051, zip_derived_cl1077, 
% 21.33/3.74                 zip_derived_cl1115, zip_derived_cl1151, zip_derived_cl1200, 
% 21.33/3.74                 zip_derived_cl1243, zip_derived_cl1302])).
% 21.33/3.74  thf(zip_derived_cl1429, plain,
% 21.33/3.74      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.74         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i]:
% 21.33/3.74          (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 21.33/3.74           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)),
% 21.33/3.74      inference('demod', [status(thm)],
% 21.33/3.74                [zip_derived_cl712, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.74                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.74                 zip_derived_cl1024, zip_derived_cl1051, zip_derived_cl1077, 
% 21.33/3.74                 zip_derived_cl1115, zip_derived_cl1151, zip_derived_cl1200, 
% 21.33/3.74                 zip_derived_cl1243, zip_derived_cl1302, zip_derived_cl1364])).
% 21.33/3.74  thf(zip_derived_cl1494, plain,
% 21.33/3.74      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.74         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 21.33/3.74         X14 : $i]:
% 21.33/3.74          (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 21.33/3.74           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)),
% 21.33/3.74      inference('demod', [status(thm)],
% 21.33/3.74                [zip_derived_cl677, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.74                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.74                 zip_derived_cl1024, zip_derived_cl1051, zip_derived_cl1077, 
% 21.33/3.74                 zip_derived_cl1115, zip_derived_cl1151, zip_derived_cl1200, 
% 21.33/3.74                 zip_derived_cl1243, zip_derived_cl1302, zip_derived_cl1364, 
% 21.33/3.74                 zip_derived_cl1429])).
% 21.33/3.74  thf(zip_derived_cl1555, plain,
% 21.33/3.74      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.74         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 21.33/3.74         X14 : $i, X15 : $i]:
% 21.33/3.74          (ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 21.33/3.74           X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15)),
% 21.33/3.74      inference('demod', [status(thm)],
% 21.33/3.74                [zip_derived_cl635, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.74                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.74                 zip_derived_cl1024, zip_derived_cl1051, zip_derived_cl1077, 
% 21.33/3.74                 zip_derived_cl1115, zip_derived_cl1151, zip_derived_cl1200, 
% 21.33/3.74                 zip_derived_cl1243, zip_derived_cl1302, zip_derived_cl1364, 
% 21.33/3.74                 zip_derived_cl1429, zip_derived_cl1494])).
% 21.33/3.74  thf(zip_derived_cl1613, plain,
% 21.33/3.74      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.74         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 21.33/3.74         X14 : $i, X15 : $i, X16 : $i]:
% 21.33/3.74          (ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 21.33/3.74           X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ 
% 21.33/3.74           X16)),
% 21.33/3.74      inference('demod', [status(thm)],
% 21.33/3.74                [zip_derived_cl601, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.74                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.74                 zip_derived_cl1024, zip_derived_cl1051, zip_derived_cl1077, 
% 21.33/3.74                 zip_derived_cl1115, zip_derived_cl1151, zip_derived_cl1200, 
% 21.33/3.74                 zip_derived_cl1243, zip_derived_cl1302, zip_derived_cl1364, 
% 21.33/3.74                 zip_derived_cl1429, zip_derived_cl1494, zip_derived_cl1555])).
% 21.33/3.74  thf(zip_derived_cl1683, plain,
% 21.33/3.74      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.74         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 21.33/3.74         X14 : $i, X15 : $i, X16 : $i, X17 : $i]:
% 21.33/3.74          (ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 21.33/3.74           X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 21.33/3.74           X15 @ X16 @ X17)),
% 21.33/3.74      inference('demod', [status(thm)],
% 21.33/3.74                [zip_derived_cl564, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.74                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.74                 zip_derived_cl1024, zip_derived_cl1051, zip_derived_cl1077, 
% 21.33/3.74                 zip_derived_cl1115, zip_derived_cl1151, zip_derived_cl1200, 
% 21.33/3.74                 zip_derived_cl1243, zip_derived_cl1302, zip_derived_cl1364, 
% 21.33/3.74                 zip_derived_cl1429, zip_derived_cl1494, zip_derived_cl1555, 
% 21.33/3.74                 zip_derived_cl1613])).
% 21.33/3.74  thf(zip_derived_cl1752, plain,
% 21.33/3.74      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.74         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 21.33/3.74         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i]:
% 21.33/3.74          (ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 21.33/3.74           X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 21.33/3.74           X15 @ X16 @ X17 @ X18)),
% 21.33/3.74      inference('demod', [status(thm)],
% 21.33/3.74                [zip_derived_cl522, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.74                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.74                 zip_derived_cl1024, zip_derived_cl1051, zip_derived_cl1077, 
% 21.33/3.74                 zip_derived_cl1115, zip_derived_cl1151, zip_derived_cl1200, 
% 21.33/3.74                 zip_derived_cl1243, zip_derived_cl1302, zip_derived_cl1364, 
% 21.33/3.74                 zip_derived_cl1429, zip_derived_cl1494, zip_derived_cl1555, 
% 21.33/3.74                 zip_derived_cl1613, zip_derived_cl1683])).
% 21.33/3.74  thf(clause490, conjecture,
% 21.33/3.74    (~( ( ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.74          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 21.33/3.74          X10 @ X11 @ X12 @ X13 @ X14 ) | 
% 21.33/3.74        ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 21.33/3.74        ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 21.33/3.74        ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 21.33/3.74        ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 21.33/3.74        ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 21.33/3.74        ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 21.33/3.74        ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 21.33/3.74        ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 21.33/3.74        ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 21.33/3.74        ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.74             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 21.33/3.74        ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.74             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 21.33/3.74        ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.74             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 21.33/3.74        ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.74             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 21.33/3.74        ( ~( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.74             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) | 
% 21.33/3.74        ( ~( ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.74             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) ) | 
% 21.33/3.74        ( ~( ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.74             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 21.33/3.74             X9 @ X10 ) ) | 
% 21.33/3.74        ( ~( ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.74             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 21.33/3.74             X9 @ X10 @ X11 ) ) | 
% 21.33/3.74        ( ~( ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.74             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 21.33/3.74             X9 @ X10 @ X11 @ X12 ) ) | 
% 21.33/3.74        ( ~( ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.74             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 21.33/3.74             X9 @ X10 @ X11 @ X12 @ X13 ) ) ))).
% 21.33/3.74  thf(zf_stmt_22, negated_conjecture,
% 21.33/3.74    (( ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.74       U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 21.33/3.74       X10 @ X11 @ X12 @ X13 @ X14 ) | 
% 21.33/3.74     ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 21.33/3.74     ( ~( ssNder1_2r1r1 @ U @ V ) ) | ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 21.33/3.74     ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 21.33/3.74     ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 21.33/3.74     ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 21.33/3.74     ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 21.33/3.74     ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 21.33/3.74     ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 21.33/3.74     ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.74          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 21.33/3.74     ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.74          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 21.33/3.74     ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.74          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 21.33/3.74     ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.74          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 21.33/3.74     ( ~( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.74          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) | 
% 21.33/3.74     ( ~( ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.74          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) ) | 
% 21.33/3.74     ( ~( ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.74          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 21.33/3.74          X10 ) ) | 
% 21.33/3.74     ( ~( ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.74          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 21.33/3.74          X10 @ X11 ) ) | 
% 21.33/3.74     ( ~( ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.74          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 21.33/3.74          X10 @ X11 @ X12 ) ) | 
% 21.33/3.74     ( ~( ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.74          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 21.33/3.74          X10 @ X11 @ X12 @ X13 ) )),
% 21.33/3.74    inference('cnf.neg', [status(esa)], [clause490])).
% 21.33/3.74  thf(zip_derived_cl478, plain,
% 21.33/3.74      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.74         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 21.33/3.74         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i]:
% 21.33/3.74         ( (ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 21.33/3.74            X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 21.33/3.74            X14 @ X15 @ X16 @ X17 @ X18 @ X19)
% 21.33/3.74          | ~ (ssNder1_0)
% 21.33/3.74          | ~ (ssNder1_1r1 @ X0)
% 21.33/3.74          | ~ (ssNder1_2r1r1 @ X0 @ X1)
% 21.33/3.74          | ~ (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)
% 21.33/3.74          | ~ (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)
% 21.33/3.74          | ~ (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)
% 21.33/3.74          | ~ (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)
% 21.33/3.74          | ~ (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)
% 21.33/3.74          | ~ (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 21.33/3.74               X7)
% 21.33/3.74          | ~ (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 21.33/3.74               X6 @ X7 @ X8)
% 21.33/3.74          | ~ (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 21.33/3.74               X6 @ X7 @ X8 @ X9)
% 21.33/3.74          | ~ (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 21.33/3.74               X5 @ X6 @ X7 @ X8 @ X9 @ X10)
% 21.33/3.74          | ~ (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 21.33/3.74               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11)
% 21.33/3.74          | ~ (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 21.33/3.74               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)
% 21.33/3.74          | ~ (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 21.33/3.74               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)
% 21.33/3.74          | ~ (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 21.33/3.74               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)
% 21.33/3.74          | ~ (ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 21.33/3.74               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 21.33/3.74               X14 @ X15)
% 21.33/3.74          | ~ (ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 21.33/3.74               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 21.33/3.74               X14 @ X15 @ X16)
% 21.33/3.74          | ~ (ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 21.33/3.74               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 21.33/3.74               X14 @ X15 @ X16 @ X17)
% 21.33/3.74          | ~ (ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 21.33/3.74               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 21.33/3.74               X14 @ X15 @ X16 @ X17 @ X18))),
% 21.33/3.74      inference('cnf', [status(esa)], [zf_stmt_22])).
% 21.33/3.74  thf(zip_derived_cl967, plain, ( (ssNder1_0)),
% 21.33/3.74      inference('cnf', [status(esa)], [zf_stmt_1])).
% 21.33/3.74  thf(zip_derived_cl973, plain, (![X0 : $i]:  (ssNder1_1r1 @ X0)),
% 21.33/3.74      inference('demod', [status(thm)], [zip_derived_cl966, zip_derived_cl967])).
% 21.33/3.74  thf(zip_derived_cl974, plain,
% 21.33/3.74      (![X0 : $i, X1 : $i]:  (ssNder1_2r1r1 @ X0 @ X1)),
% 21.33/3.74      inference('demod', [status(thm)],
% 21.33/3.74                [zip_derived_cl965, zip_derived_cl967, zip_derived_cl973])).
% 21.33/3.74  thf(zip_derived_cl979, plain,
% 21.33/3.74      (![X0 : $i, X1 : $i, X2 : $i]:  (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)),
% 21.33/3.74      inference('demod', [status(thm)],
% 21.33/3.74                [zip_derived_cl954, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.74                 zip_derived_cl974])).
% 21.33/3.74  thf(zip_derived_cl999, plain,
% 21.33/3.74      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 21.33/3.74          (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)),
% 21.33/3.74      inference('demod', [status(thm)],
% 21.33/3.74                [zip_derived_cl946, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.74                 zip_derived_cl974, zip_derived_cl979])).
% 21.33/3.74  thf(zip_derived_cl1024, plain,
% 21.33/3.74      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 21.33/3.74          (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)),
% 21.33/3.74      inference('demod', [status(thm)],
% 21.33/3.74                [zip_derived_cl931, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.74                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999])).
% 21.33/3.74  thf(zip_derived_cl1051, plain,
% 21.33/3.74      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 21.33/3.74          (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)),
% 21.33/3.74      inference('demod', [status(thm)],
% 21.33/3.74                [zip_derived_cl917, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.74                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.74                 zip_derived_cl1024])).
% 21.33/3.74  thf(zip_derived_cl1077, plain,
% 21.33/3.74      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i]:
% 21.33/3.74          (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)),
% 21.33/3.74      inference('demod', [status(thm)],
% 21.33/3.74                [zip_derived_cl900, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.74                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.74                 zip_derived_cl1024, zip_derived_cl1051])).
% 21.33/3.74  thf(zip_derived_cl1115, plain,
% 21.33/3.74      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, X7 : $i]:
% 21.33/3.74          (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7)),
% 21.33/3.74      inference('demod', [status(thm)],
% 21.33/3.74                [zip_derived_cl879, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.74                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.74                 zip_derived_cl1024, zip_derived_cl1051, zip_derived_cl1077])).
% 21.33/3.74  thf(zip_derived_cl1151, plain,
% 21.33/3.74      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.74         X7 : $i, X8 : $i]:
% 21.33/3.74          (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 21.33/3.74           X7 @ X8)),
% 21.33/3.74      inference('demod', [status(thm)],
% 21.33/3.74                [zip_derived_cl857, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.74                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.74                 zip_derived_cl1024, zip_derived_cl1051, zip_derived_cl1077, 
% 21.33/3.74                 zip_derived_cl1115])).
% 21.33/3.74  thf(zip_derived_cl1200, plain,
% 21.33/3.74      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.74         X7 : $i, X8 : $i, X9 : $i]:
% 21.33/3.74          (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 21.33/3.74           X7 @ X8 @ X9)),
% 21.33/3.74      inference('demod', [status(thm)],
% 21.33/3.74                [zip_derived_cl830, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.74                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.74                 zip_derived_cl1024, zip_derived_cl1051, zip_derived_cl1077, 
% 21.33/3.74                 zip_derived_cl1115, zip_derived_cl1151])).
% 21.33/3.74  thf(zip_derived_cl1243, plain,
% 21.33/3.74      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.74         X7 : $i, X8 : $i, X9 : $i, X10 : $i]:
% 21.33/3.74          (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 21.33/3.74           X6 @ X7 @ X8 @ X9 @ X10)),
% 21.33/3.74      inference('demod', [status(thm)],
% 21.33/3.74                [zip_derived_cl803, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.74                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.74                 zip_derived_cl1024, zip_derived_cl1051, zip_derived_cl1077, 
% 21.33/3.74                 zip_derived_cl1115, zip_derived_cl1151, zip_derived_cl1200])).
% 21.33/3.74  thf(zip_derived_cl1302, plain,
% 21.33/3.74      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.74         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i]:
% 21.33/3.74          (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 21.33/3.74           X6 @ X7 @ X8 @ X9 @ X10 @ X11)),
% 21.33/3.74      inference('demod', [status(thm)],
% 21.33/3.74                [zip_derived_cl777, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.74                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.74                 zip_derived_cl1024, zip_derived_cl1051, zip_derived_cl1077, 
% 21.33/3.74                 zip_derived_cl1115, zip_derived_cl1151, zip_derived_cl1200, 
% 21.33/3.74                 zip_derived_cl1243])).
% 21.33/3.74  thf(zip_derived_cl1364, plain,
% 21.33/3.74      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.74         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i]:
% 21.33/3.74          (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 21.33/3.74           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)),
% 21.33/3.74      inference('demod', [status(thm)],
% 21.33/3.74                [zip_derived_cl742, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.74                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.74                 zip_derived_cl1024, zip_derived_cl1051, zip_derived_cl1077, 
% 21.33/3.74                 zip_derived_cl1115, zip_derived_cl1151, zip_derived_cl1200, 
% 21.33/3.74                 zip_derived_cl1243, zip_derived_cl1302])).
% 21.33/3.74  thf(zip_derived_cl1429, plain,
% 21.33/3.74      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.74         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i]:
% 21.33/3.74          (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 21.33/3.74           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)),
% 21.33/3.74      inference('demod', [status(thm)],
% 21.33/3.74                [zip_derived_cl712, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.74                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.74                 zip_derived_cl1024, zip_derived_cl1051, zip_derived_cl1077, 
% 21.33/3.74                 zip_derived_cl1115, zip_derived_cl1151, zip_derived_cl1200, 
% 21.33/3.74                 zip_derived_cl1243, zip_derived_cl1302, zip_derived_cl1364])).
% 21.33/3.74  thf(zip_derived_cl1494, plain,
% 21.33/3.74      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.74         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 21.33/3.74         X14 : $i]:
% 21.33/3.74          (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 21.33/3.74           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)),
% 21.33/3.74      inference('demod', [status(thm)],
% 21.33/3.74                [zip_derived_cl677, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.74                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.74                 zip_derived_cl1024, zip_derived_cl1051, zip_derived_cl1077, 
% 21.33/3.74                 zip_derived_cl1115, zip_derived_cl1151, zip_derived_cl1200, 
% 21.33/3.74                 zip_derived_cl1243, zip_derived_cl1302, zip_derived_cl1364, 
% 21.33/3.74                 zip_derived_cl1429])).
% 21.33/3.74  thf(zip_derived_cl1555, plain,
% 21.33/3.74      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.74         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 21.33/3.74         X14 : $i, X15 : $i]:
% 21.33/3.74          (ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 21.33/3.74           X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15)),
% 21.33/3.74      inference('demod', [status(thm)],
% 21.33/3.74                [zip_derived_cl635, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.74                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.74                 zip_derived_cl1024, zip_derived_cl1051, zip_derived_cl1077, 
% 21.33/3.74                 zip_derived_cl1115, zip_derived_cl1151, zip_derived_cl1200, 
% 21.33/3.74                 zip_derived_cl1243, zip_derived_cl1302, zip_derived_cl1364, 
% 21.33/3.74                 zip_derived_cl1429, zip_derived_cl1494])).
% 21.33/3.74  thf(zip_derived_cl1613, plain,
% 21.33/3.74      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.74         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 21.33/3.74         X14 : $i, X15 : $i, X16 : $i]:
% 21.33/3.74          (ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 21.33/3.74           X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ 
% 21.33/3.74           X16)),
% 21.33/3.74      inference('demod', [status(thm)],
% 21.33/3.74                [zip_derived_cl601, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.74                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.74                 zip_derived_cl1024, zip_derived_cl1051, zip_derived_cl1077, 
% 21.33/3.74                 zip_derived_cl1115, zip_derived_cl1151, zip_derived_cl1200, 
% 21.33/3.74                 zip_derived_cl1243, zip_derived_cl1302, zip_derived_cl1364, 
% 21.33/3.74                 zip_derived_cl1429, zip_derived_cl1494, zip_derived_cl1555])).
% 21.33/3.74  thf(zip_derived_cl1683, plain,
% 21.33/3.74      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.74         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 21.33/3.74         X14 : $i, X15 : $i, X16 : $i, X17 : $i]:
% 21.33/3.74          (ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 21.33/3.74           X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 21.33/3.74           X15 @ X16 @ X17)),
% 21.33/3.74      inference('demod', [status(thm)],
% 21.33/3.74                [zip_derived_cl564, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.74                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.74                 zip_derived_cl1024, zip_derived_cl1051, zip_derived_cl1077, 
% 21.33/3.74                 zip_derived_cl1115, zip_derived_cl1151, zip_derived_cl1200, 
% 21.33/3.74                 zip_derived_cl1243, zip_derived_cl1302, zip_derived_cl1364, 
% 21.33/3.74                 zip_derived_cl1429, zip_derived_cl1494, zip_derived_cl1555, 
% 21.33/3.74                 zip_derived_cl1613])).
% 21.33/3.74  thf(zip_derived_cl1752, plain,
% 21.33/3.74      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.74         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 21.33/3.74         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i]:
% 21.33/3.74          (ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 21.33/3.74           X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 21.33/3.74           X15 @ X16 @ X17 @ X18)),
% 21.33/3.74      inference('demod', [status(thm)],
% 21.33/3.74                [zip_derived_cl522, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.74                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.74                 zip_derived_cl1024, zip_derived_cl1051, zip_derived_cl1077, 
% 21.33/3.74                 zip_derived_cl1115, zip_derived_cl1151, zip_derived_cl1200, 
% 21.33/3.74                 zip_derived_cl1243, zip_derived_cl1302, zip_derived_cl1364, 
% 21.33/3.74                 zip_derived_cl1429, zip_derived_cl1494, zip_derived_cl1555, 
% 21.33/3.74                 zip_derived_cl1613, zip_derived_cl1683])).
% 21.33/3.74  thf(zip_derived_cl1822, plain,
% 21.33/3.74      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.74         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 21.33/3.74         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i]:
% 21.33/3.74          (ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 21.33/3.74           X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 21.33/3.74           X15 @ X16 @ X17 @ X18 @ X19)),
% 21.33/3.74      inference('demod', [status(thm)],
% 21.33/3.74                [zip_derived_cl478, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.74                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.74                 zip_derived_cl1024, zip_derived_cl1051, zip_derived_cl1077, 
% 21.33/3.74                 zip_derived_cl1115, zip_derived_cl1151, zip_derived_cl1200, 
% 21.33/3.74                 zip_derived_cl1243, zip_derived_cl1302, zip_derived_cl1364, 
% 21.33/3.74                 zip_derived_cl1429, zip_derived_cl1494, zip_derived_cl1555, 
% 21.33/3.74                 zip_derived_cl1613, zip_derived_cl1683, zip_derived_cl1752])).
% 21.33/3.74  thf(clause536, conjecture,
% 21.33/3.74    (~( ( ssNder1_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.74          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 21.33/3.74          X10 @ X11 @ X12 @ X13 @ X14 @ X15 ) | 
% 21.33/3.74        ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 21.33/3.74        ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 21.33/3.74        ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 21.33/3.74        ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 21.33/3.74        ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 21.33/3.74        ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 21.33/3.74        ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 21.33/3.74        ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 21.33/3.74        ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 21.33/3.74        ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.74             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 21.33/3.74        ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.74             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 21.33/3.74        ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.74             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 21.33/3.74        ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.74             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 21.33/3.74        ( ~( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.74             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) | 
% 21.33/3.74        ( ~( ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.74             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) ) | 
% 21.33/3.74        ( ~( ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.74             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 21.33/3.74             X9 @ X10 ) ) | 
% 21.33/3.74        ( ~( ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.74             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 21.33/3.74             X9 @ X10 @ X11 ) ) | 
% 21.33/3.74        ( ~( ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.74             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 21.33/3.74             X9 @ X10 @ X11 @ X12 ) ) | 
% 21.33/3.74        ( ~( ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.74             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 21.33/3.74             X9 @ X10 @ X11 @ X12 @ X13 ) ) | 
% 21.33/3.74        ( ~( ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.74             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 21.33/3.74             X9 @ X10 @ X11 @ X12 @ X13 @ X14 ) ) ))).
% 21.33/3.74  thf(zf_stmt_23, negated_conjecture,
% 21.33/3.74    (( ssNder1_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.74       U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 21.33/3.74       X10 @ X11 @ X12 @ X13 @ X14 @ X15 ) | 
% 21.33/3.74     ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 21.33/3.74     ( ~( ssNder1_2r1r1 @ U @ V ) ) | ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 21.33/3.74     ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 21.33/3.74     ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 21.33/3.74     ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 21.33/3.74     ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 21.33/3.74     ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 21.33/3.74     ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 21.33/3.74     ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.74          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 21.33/3.74     ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.74          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 21.33/3.74     ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.74          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 21.33/3.74     ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.74          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 21.33/3.74     ( ~( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.74          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) | 
% 21.33/3.74     ( ~( ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.74          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) ) | 
% 21.33/3.74     ( ~( ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.74          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 21.33/3.74          X10 ) ) | 
% 21.33/3.74     ( ~( ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.74          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 21.33/3.74          X10 @ X11 ) ) | 
% 21.33/3.74     ( ~( ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.74          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 21.33/3.74          X10 @ X11 @ X12 ) ) | 
% 21.33/3.74     ( ~( ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.74          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 21.33/3.74          X10 @ X11 @ X12 @ X13 ) ) | 
% 21.33/3.74     ( ~( ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.74          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 21.33/3.74          X10 @ X11 @ X12 @ X13 @ X14 ) )),
% 21.33/3.74    inference('cnf.neg', [status(esa)], [clause536])).
% 21.33/3.74  thf(zip_derived_cl432, plain,
% 21.33/3.74      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.74         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 21.33/3.74         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i]:
% 21.33/3.74         ( (ssNder1_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 21.33/3.74            X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 21.33/3.74            X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20)
% 21.33/3.74          | ~ (ssNder1_0)
% 21.33/3.74          | ~ (ssNder1_1r1 @ X0)
% 21.33/3.74          | ~ (ssNder1_2r1r1 @ X0 @ X1)
% 21.33/3.74          | ~ (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)
% 21.33/3.74          | ~ (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)
% 21.33/3.74          | ~ (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)
% 21.33/3.74          | ~ (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)
% 21.33/3.74          | ~ (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)
% 21.33/3.74          | ~ (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 21.33/3.74               X7)
% 21.33/3.74          | ~ (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 21.33/3.74               X6 @ X7 @ X8)
% 21.33/3.74          | ~ (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 21.33/3.74               X6 @ X7 @ X8 @ X9)
% 21.33/3.74          | ~ (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 21.33/3.74               X5 @ X6 @ X7 @ X8 @ X9 @ X10)
% 21.33/3.74          | ~ (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 21.33/3.74               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11)
% 21.33/3.74          | ~ (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 21.33/3.74               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)
% 21.33/3.74          | ~ (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 21.33/3.74               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)
% 21.33/3.74          | ~ (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 21.33/3.74               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)
% 21.33/3.74          | ~ (ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 21.33/3.74               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 21.33/3.74               X14 @ X15)
% 21.33/3.74          | ~ (ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 21.33/3.74               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 21.33/3.74               X14 @ X15 @ X16)
% 21.33/3.74          | ~ (ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 21.33/3.74               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 21.33/3.74               X14 @ X15 @ X16 @ X17)
% 21.33/3.74          | ~ (ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 21.33/3.74               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 21.33/3.74               X14 @ X15 @ X16 @ X17 @ X18)
% 21.33/3.74          | ~ (ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 21.33/3.74               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 21.33/3.74               X14 @ X15 @ X16 @ X17 @ X18 @ X19))),
% 21.33/3.74      inference('cnf', [status(esa)], [zf_stmt_23])).
% 21.33/3.74  thf(zip_derived_cl967, plain, ( (ssNder1_0)),
% 21.33/3.74      inference('cnf', [status(esa)], [zf_stmt_1])).
% 21.33/3.74  thf(zip_derived_cl973, plain, (![X0 : $i]:  (ssNder1_1r1 @ X0)),
% 21.33/3.74      inference('demod', [status(thm)], [zip_derived_cl966, zip_derived_cl967])).
% 21.33/3.74  thf(zip_derived_cl974, plain,
% 21.33/3.74      (![X0 : $i, X1 : $i]:  (ssNder1_2r1r1 @ X0 @ X1)),
% 21.33/3.74      inference('demod', [status(thm)],
% 21.33/3.74                [zip_derived_cl965, zip_derived_cl967, zip_derived_cl973])).
% 21.33/3.74  thf(zip_derived_cl979, plain,
% 21.33/3.74      (![X0 : $i, X1 : $i, X2 : $i]:  (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)),
% 21.33/3.74      inference('demod', [status(thm)],
% 21.33/3.74                [zip_derived_cl954, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.74                 zip_derived_cl974])).
% 21.33/3.74  thf(zip_derived_cl999, plain,
% 21.33/3.74      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 21.33/3.74          (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)),
% 21.33/3.74      inference('demod', [status(thm)],
% 21.33/3.74                [zip_derived_cl946, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.74                 zip_derived_cl974, zip_derived_cl979])).
% 21.33/3.74  thf(zip_derived_cl1024, plain,
% 21.33/3.74      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 21.33/3.74          (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)),
% 21.33/3.74      inference('demod', [status(thm)],
% 21.33/3.74                [zip_derived_cl931, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.74                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999])).
% 21.33/3.74  thf(zip_derived_cl1051, plain,
% 21.33/3.74      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 21.33/3.74          (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)),
% 21.33/3.74      inference('demod', [status(thm)],
% 21.33/3.74                [zip_derived_cl917, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.74                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.74                 zip_derived_cl1024])).
% 21.33/3.74  thf(zip_derived_cl1077, plain,
% 21.33/3.74      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i]:
% 21.33/3.74          (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)),
% 21.33/3.74      inference('demod', [status(thm)],
% 21.33/3.74                [zip_derived_cl900, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.74                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.74                 zip_derived_cl1024, zip_derived_cl1051])).
% 21.33/3.74  thf(zip_derived_cl1115, plain,
% 21.33/3.74      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, X7 : $i]:
% 21.33/3.74          (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7)),
% 21.33/3.74      inference('demod', [status(thm)],
% 21.33/3.74                [zip_derived_cl879, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.74                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.74                 zip_derived_cl1024, zip_derived_cl1051, zip_derived_cl1077])).
% 21.33/3.74  thf(zip_derived_cl1151, plain,
% 21.33/3.74      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.74         X7 : $i, X8 : $i]:
% 21.33/3.74          (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 21.33/3.74           X7 @ X8)),
% 21.33/3.74      inference('demod', [status(thm)],
% 21.33/3.74                [zip_derived_cl857, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.74                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.74                 zip_derived_cl1024, zip_derived_cl1051, zip_derived_cl1077, 
% 21.33/3.74                 zip_derived_cl1115])).
% 21.33/3.74  thf(zip_derived_cl1200, plain,
% 21.33/3.74      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.74         X7 : $i, X8 : $i, X9 : $i]:
% 21.33/3.74          (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 21.33/3.74           X7 @ X8 @ X9)),
% 21.33/3.74      inference('demod', [status(thm)],
% 21.33/3.74                [zip_derived_cl830, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.74                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.74                 zip_derived_cl1024, zip_derived_cl1051, zip_derived_cl1077, 
% 21.33/3.74                 zip_derived_cl1115, zip_derived_cl1151])).
% 21.33/3.74  thf(zip_derived_cl1243, plain,
% 21.33/3.74      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.74         X7 : $i, X8 : $i, X9 : $i, X10 : $i]:
% 21.33/3.74          (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 21.33/3.74           X6 @ X7 @ X8 @ X9 @ X10)),
% 21.33/3.74      inference('demod', [status(thm)],
% 21.33/3.74                [zip_derived_cl803, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.74                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.74                 zip_derived_cl1024, zip_derived_cl1051, zip_derived_cl1077, 
% 21.33/3.74                 zip_derived_cl1115, zip_derived_cl1151, zip_derived_cl1200])).
% 21.33/3.74  thf(zip_derived_cl1302, plain,
% 21.33/3.74      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.74         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i]:
% 21.33/3.74          (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 21.33/3.74           X6 @ X7 @ X8 @ X9 @ X10 @ X11)),
% 21.33/3.74      inference('demod', [status(thm)],
% 21.33/3.74                [zip_derived_cl777, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.74                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.74                 zip_derived_cl1024, zip_derived_cl1051, zip_derived_cl1077, 
% 21.33/3.74                 zip_derived_cl1115, zip_derived_cl1151, zip_derived_cl1200, 
% 21.33/3.74                 zip_derived_cl1243])).
% 21.33/3.74  thf(zip_derived_cl1364, plain,
% 21.33/3.74      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.74         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i]:
% 21.33/3.74          (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 21.33/3.74           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)),
% 21.33/3.74      inference('demod', [status(thm)],
% 21.33/3.74                [zip_derived_cl742, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.74                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.74                 zip_derived_cl1024, zip_derived_cl1051, zip_derived_cl1077, 
% 21.33/3.74                 zip_derived_cl1115, zip_derived_cl1151, zip_derived_cl1200, 
% 21.33/3.74                 zip_derived_cl1243, zip_derived_cl1302])).
% 21.33/3.74  thf(zip_derived_cl1429, plain,
% 21.33/3.74      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.74         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i]:
% 21.33/3.74          (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 21.33/3.74           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)),
% 21.33/3.74      inference('demod', [status(thm)],
% 21.33/3.74                [zip_derived_cl712, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.74                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.74                 zip_derived_cl1024, zip_derived_cl1051, zip_derived_cl1077, 
% 21.33/3.74                 zip_derived_cl1115, zip_derived_cl1151, zip_derived_cl1200, 
% 21.33/3.74                 zip_derived_cl1243, zip_derived_cl1302, zip_derived_cl1364])).
% 21.33/3.74  thf(zip_derived_cl1494, plain,
% 21.33/3.74      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.74         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 21.33/3.74         X14 : $i]:
% 21.33/3.74          (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 21.33/3.74           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)),
% 21.33/3.74      inference('demod', [status(thm)],
% 21.33/3.74                [zip_derived_cl677, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.74                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.74                 zip_derived_cl1024, zip_derived_cl1051, zip_derived_cl1077, 
% 21.33/3.74                 zip_derived_cl1115, zip_derived_cl1151, zip_derived_cl1200, 
% 21.33/3.74                 zip_derived_cl1243, zip_derived_cl1302, zip_derived_cl1364, 
% 21.33/3.74                 zip_derived_cl1429])).
% 21.33/3.74  thf(zip_derived_cl1555, plain,
% 21.33/3.74      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.74         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 21.33/3.74         X14 : $i, X15 : $i]:
% 21.33/3.74          (ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 21.33/3.74           X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15)),
% 21.33/3.74      inference('demod', [status(thm)],
% 21.33/3.74                [zip_derived_cl635, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.74                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.74                 zip_derived_cl1024, zip_derived_cl1051, zip_derived_cl1077, 
% 21.33/3.74                 zip_derived_cl1115, zip_derived_cl1151, zip_derived_cl1200, 
% 21.33/3.74                 zip_derived_cl1243, zip_derived_cl1302, zip_derived_cl1364, 
% 21.33/3.74                 zip_derived_cl1429, zip_derived_cl1494])).
% 21.33/3.74  thf(zip_derived_cl1613, plain,
% 21.33/3.74      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.74         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 21.33/3.74         X14 : $i, X15 : $i, X16 : $i]:
% 21.33/3.74          (ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 21.33/3.74           X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ 
% 21.33/3.74           X16)),
% 21.33/3.74      inference('demod', [status(thm)],
% 21.33/3.74                [zip_derived_cl601, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.74                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.74                 zip_derived_cl1024, zip_derived_cl1051, zip_derived_cl1077, 
% 21.33/3.74                 zip_derived_cl1115, zip_derived_cl1151, zip_derived_cl1200, 
% 21.33/3.74                 zip_derived_cl1243, zip_derived_cl1302, zip_derived_cl1364, 
% 21.33/3.74                 zip_derived_cl1429, zip_derived_cl1494, zip_derived_cl1555])).
% 21.33/3.74  thf(zip_derived_cl1683, plain,
% 21.33/3.74      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.74         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 21.33/3.74         X14 : $i, X15 : $i, X16 : $i, X17 : $i]:
% 21.33/3.74          (ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 21.33/3.74           X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 21.33/3.74           X15 @ X16 @ X17)),
% 21.33/3.74      inference('demod', [status(thm)],
% 21.33/3.74                [zip_derived_cl564, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.74                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.74                 zip_derived_cl1024, zip_derived_cl1051, zip_derived_cl1077, 
% 21.33/3.74                 zip_derived_cl1115, zip_derived_cl1151, zip_derived_cl1200, 
% 21.33/3.74                 zip_derived_cl1243, zip_derived_cl1302, zip_derived_cl1364, 
% 21.33/3.74                 zip_derived_cl1429, zip_derived_cl1494, zip_derived_cl1555, 
% 21.33/3.74                 zip_derived_cl1613])).
% 21.33/3.74  thf(zip_derived_cl1752, plain,
% 21.33/3.74      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.74         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 21.33/3.74         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i]:
% 21.33/3.74          (ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 21.33/3.74           X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 21.33/3.74           X15 @ X16 @ X17 @ X18)),
% 21.33/3.74      inference('demod', [status(thm)],
% 21.33/3.74                [zip_derived_cl522, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.74                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.74                 zip_derived_cl1024, zip_derived_cl1051, zip_derived_cl1077, 
% 21.33/3.74                 zip_derived_cl1115, zip_derived_cl1151, zip_derived_cl1200, 
% 21.33/3.74                 zip_derived_cl1243, zip_derived_cl1302, zip_derived_cl1364, 
% 21.33/3.74                 zip_derived_cl1429, zip_derived_cl1494, zip_derived_cl1555, 
% 21.33/3.74                 zip_derived_cl1613, zip_derived_cl1683])).
% 21.33/3.74  thf(zip_derived_cl1822, plain,
% 21.33/3.74      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.74         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 21.33/3.74         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i]:
% 21.33/3.74          (ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 21.33/3.74           X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 21.33/3.74           X15 @ X16 @ X17 @ X18 @ X19)),
% 21.33/3.74      inference('demod', [status(thm)],
% 21.33/3.74                [zip_derived_cl478, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.74                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.74                 zip_derived_cl1024, zip_derived_cl1051, zip_derived_cl1077, 
% 21.33/3.74                 zip_derived_cl1115, zip_derived_cl1151, zip_derived_cl1200, 
% 21.33/3.74                 zip_derived_cl1243, zip_derived_cl1302, zip_derived_cl1364, 
% 21.33/3.74                 zip_derived_cl1429, zip_derived_cl1494, zip_derived_cl1555, 
% 21.33/3.74                 zip_derived_cl1613, zip_derived_cl1683, zip_derived_cl1752])).
% 21.33/3.74  thf(zip_derived_cl1890, plain,
% 21.33/3.74      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.74         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 21.33/3.74         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i]:
% 21.33/3.74          (ssNder1_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 21.33/3.74           X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 21.33/3.74           X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20)),
% 21.33/3.74      inference('demod', [status(thm)],
% 21.33/3.74                [zip_derived_cl432, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.74                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.74                 zip_derived_cl1024, zip_derived_cl1051, zip_derived_cl1077, 
% 21.33/3.74                 zip_derived_cl1115, zip_derived_cl1151, zip_derived_cl1200, 
% 21.33/3.74                 zip_derived_cl1243, zip_derived_cl1302, zip_derived_cl1364, 
% 21.33/3.74                 zip_derived_cl1429, zip_derived_cl1494, zip_derived_cl1555, 
% 21.33/3.74                 zip_derived_cl1613, zip_derived_cl1683, zip_derived_cl1752, 
% 21.33/3.74                 zip_derived_cl1822])).
% 21.33/3.74  thf(clause581, conjecture,
% 21.33/3.74    (~( ( ssNder1_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.74          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 21.33/3.74          X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 ) | 
% 21.33/3.74        ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 21.33/3.74        ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 21.33/3.74        ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 21.33/3.74        ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 21.33/3.74        ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 21.33/3.74        ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 21.33/3.74        ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 21.33/3.74        ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 21.33/3.74        ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 21.33/3.74        ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.74             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 21.33/3.74        ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.74             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 21.33/3.74        ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.74             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 21.33/3.74        ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.74             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 21.33/3.74        ( ~( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.74             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) | 
% 21.33/3.74        ( ~( ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.74             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) ) | 
% 21.33/3.74        ( ~( ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.74             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 21.33/3.74             X9 @ X10 ) ) | 
% 21.33/3.74        ( ~( ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.74             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 21.33/3.74             X9 @ X10 @ X11 ) ) | 
% 21.33/3.74        ( ~( ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.74             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 21.33/3.74             X9 @ X10 @ X11 @ X12 ) ) | 
% 21.33/3.74        ( ~( ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.74             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 21.33/3.74             X9 @ X10 @ X11 @ X12 @ X13 ) ) | 
% 21.33/3.74        ( ~( ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.74             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 21.33/3.74             X9 @ X10 @ X11 @ X12 @ X13 @ X14 ) ) | 
% 21.33/3.74        ( ~( ssNder1_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.74             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 21.33/3.74             X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 ) ) ))).
% 21.33/3.74  thf(zf_stmt_24, negated_conjecture,
% 21.33/3.74    (( ssNder1_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.74       U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 21.33/3.74       X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 ) | 
% 21.33/3.74     ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 21.33/3.74     ( ~( ssNder1_2r1r1 @ U @ V ) ) | ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 21.33/3.74     ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 21.33/3.74     ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 21.33/3.74     ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 21.33/3.74     ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 21.33/3.74     ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 21.33/3.74     ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 21.33/3.74     ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.74          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 21.33/3.74     ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.74          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 21.33/3.74     ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.74          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 21.33/3.74     ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.74          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 21.33/3.74     ( ~( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.74          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) | 
% 21.33/3.74     ( ~( ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.74          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) ) | 
% 21.33/3.74     ( ~( ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.74          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 21.33/3.74          X10 ) ) | 
% 21.33/3.74     ( ~( ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.74          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 21.33/3.74          X10 @ X11 ) ) | 
% 21.33/3.74     ( ~( ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.74          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 21.33/3.74          X10 @ X11 @ X12 ) ) | 
% 21.33/3.74     ( ~( ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.74          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 21.33/3.74          X10 @ X11 @ X12 @ X13 ) ) | 
% 21.33/3.74     ( ~( ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.74          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 21.33/3.74          X10 @ X11 @ X12 @ X13 @ X14 ) ) | 
% 21.33/3.74     ( ~( ssNder1_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.74          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 21.33/3.74          X10 @ X11 @ X12 @ X13 @ X14 @ X15 ) )),
% 21.33/3.74    inference('cnf.neg', [status(esa)], [clause581])).
% 21.33/3.74  thf(zip_derived_cl387, plain,
% 21.33/3.74      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.74         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 21.33/3.74         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i, 
% 21.33/3.74         X21 : $i]:
% 21.33/3.74         ( (ssNder1_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 21.33/3.74            X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 21.33/3.74            X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21)
% 21.33/3.74          | ~ (ssNder1_0)
% 21.33/3.74          | ~ (ssNder1_1r1 @ X0)
% 21.33/3.74          | ~ (ssNder1_2r1r1 @ X0 @ X1)
% 21.33/3.74          | ~ (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)
% 21.33/3.74          | ~ (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)
% 21.33/3.74          | ~ (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)
% 21.33/3.74          | ~ (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)
% 21.33/3.74          | ~ (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)
% 21.33/3.74          | ~ (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 21.33/3.74               X7)
% 21.33/3.74          | ~ (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 21.33/3.74               X6 @ X7 @ X8)
% 21.33/3.74          | ~ (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 21.33/3.74               X6 @ X7 @ X8 @ X9)
% 21.33/3.74          | ~ (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 21.33/3.74               X5 @ X6 @ X7 @ X8 @ X9 @ X10)
% 21.33/3.74          | ~ (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 21.33/3.74               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11)
% 21.33/3.74          | ~ (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 21.33/3.74               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)
% 21.33/3.74          | ~ (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 21.33/3.74               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)
% 21.33/3.74          | ~ (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 21.33/3.74               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)
% 21.33/3.74          | ~ (ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 21.33/3.74               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 21.33/3.74               X14 @ X15)
% 21.33/3.74          | ~ (ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 21.33/3.74               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 21.33/3.74               X14 @ X15 @ X16)
% 21.33/3.74          | ~ (ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 21.33/3.74               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 21.33/3.74               X14 @ X15 @ X16 @ X17)
% 21.33/3.74          | ~ (ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 21.33/3.74               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 21.33/3.74               X14 @ X15 @ X16 @ X17 @ X18)
% 21.33/3.74          | ~ (ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 21.33/3.74               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 21.33/3.74               X14 @ X15 @ X16 @ X17 @ X18 @ X19)
% 21.33/3.74          | ~ (ssNder1_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 21.33/3.74               X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 21.33/3.74               X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20))),
% 21.33/3.74      inference('cnf', [status(esa)], [zf_stmt_24])).
% 21.33/3.74  thf(zip_derived_cl967, plain, ( (ssNder1_0)),
% 21.33/3.74      inference('cnf', [status(esa)], [zf_stmt_1])).
% 21.33/3.74  thf(zip_derived_cl973, plain, (![X0 : $i]:  (ssNder1_1r1 @ X0)),
% 21.33/3.74      inference('demod', [status(thm)], [zip_derived_cl966, zip_derived_cl967])).
% 21.33/3.74  thf(zip_derived_cl974, plain,
% 21.33/3.74      (![X0 : $i, X1 : $i]:  (ssNder1_2r1r1 @ X0 @ X1)),
% 21.33/3.74      inference('demod', [status(thm)],
% 21.33/3.74                [zip_derived_cl965, zip_derived_cl967, zip_derived_cl973])).
% 21.33/3.74  thf(zip_derived_cl979, plain,
% 21.33/3.74      (![X0 : $i, X1 : $i, X2 : $i]:  (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)),
% 21.33/3.74      inference('demod', [status(thm)],
% 21.33/3.74                [zip_derived_cl954, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.74                 zip_derived_cl974])).
% 21.33/3.74  thf(zip_derived_cl999, plain,
% 21.33/3.74      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 21.33/3.74          (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)),
% 21.33/3.74      inference('demod', [status(thm)],
% 21.33/3.74                [zip_derived_cl946, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.74                 zip_derived_cl974, zip_derived_cl979])).
% 21.33/3.74  thf(zip_derived_cl1024, plain,
% 21.33/3.74      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 21.33/3.74          (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)),
% 21.33/3.74      inference('demod', [status(thm)],
% 21.33/3.74                [zip_derived_cl931, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.74                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999])).
% 21.33/3.74  thf(zip_derived_cl1051, plain,
% 21.33/3.74      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 21.33/3.74          (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)),
% 21.33/3.74      inference('demod', [status(thm)],
% 21.33/3.74                [zip_derived_cl917, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.74                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.74                 zip_derived_cl1024])).
% 21.33/3.74  thf(zip_derived_cl1077, plain,
% 21.33/3.74      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i]:
% 21.33/3.74          (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)),
% 21.33/3.74      inference('demod', [status(thm)],
% 21.33/3.74                [zip_derived_cl900, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.74                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.74                 zip_derived_cl1024, zip_derived_cl1051])).
% 21.33/3.74  thf(zip_derived_cl1115, plain,
% 21.33/3.74      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, X7 : $i]:
% 21.33/3.74          (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7)),
% 21.33/3.74      inference('demod', [status(thm)],
% 21.33/3.74                [zip_derived_cl879, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.74                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.74                 zip_derived_cl1024, zip_derived_cl1051, zip_derived_cl1077])).
% 21.33/3.74  thf(zip_derived_cl1151, plain,
% 21.33/3.74      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.74         X7 : $i, X8 : $i]:
% 21.33/3.74          (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 21.33/3.74           X7 @ X8)),
% 21.33/3.74      inference('demod', [status(thm)],
% 21.33/3.74                [zip_derived_cl857, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.74                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.74                 zip_derived_cl1024, zip_derived_cl1051, zip_derived_cl1077, 
% 21.33/3.74                 zip_derived_cl1115])).
% 21.33/3.74  thf(zip_derived_cl1200, plain,
% 21.33/3.74      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.74         X7 : $i, X8 : $i, X9 : $i]:
% 21.33/3.74          (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 21.33/3.74           X7 @ X8 @ X9)),
% 21.33/3.74      inference('demod', [status(thm)],
% 21.33/3.74                [zip_derived_cl830, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.74                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.74                 zip_derived_cl1024, zip_derived_cl1051, zip_derived_cl1077, 
% 21.33/3.74                 zip_derived_cl1115, zip_derived_cl1151])).
% 21.33/3.74  thf(zip_derived_cl1243, plain,
% 21.33/3.74      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.74         X7 : $i, X8 : $i, X9 : $i, X10 : $i]:
% 21.33/3.74          (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 21.33/3.74           X6 @ X7 @ X8 @ X9 @ X10)),
% 21.33/3.74      inference('demod', [status(thm)],
% 21.33/3.74                [zip_derived_cl803, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.74                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.74                 zip_derived_cl1024, zip_derived_cl1051, zip_derived_cl1077, 
% 21.33/3.74                 zip_derived_cl1115, zip_derived_cl1151, zip_derived_cl1200])).
% 21.33/3.74  thf(zip_derived_cl1302, plain,
% 21.33/3.74      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.74         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i]:
% 21.33/3.74          (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 21.33/3.74           X6 @ X7 @ X8 @ X9 @ X10 @ X11)),
% 21.33/3.74      inference('demod', [status(thm)],
% 21.33/3.74                [zip_derived_cl777, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.74                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.74                 zip_derived_cl1024, zip_derived_cl1051, zip_derived_cl1077, 
% 21.33/3.74                 zip_derived_cl1115, zip_derived_cl1151, zip_derived_cl1200, 
% 21.33/3.74                 zip_derived_cl1243])).
% 21.33/3.74  thf(zip_derived_cl1364, plain,
% 21.33/3.74      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.74         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i]:
% 21.33/3.74          (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 21.33/3.74           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)),
% 21.33/3.74      inference('demod', [status(thm)],
% 21.33/3.74                [zip_derived_cl742, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.74                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.74                 zip_derived_cl1024, zip_derived_cl1051, zip_derived_cl1077, 
% 21.33/3.74                 zip_derived_cl1115, zip_derived_cl1151, zip_derived_cl1200, 
% 21.33/3.74                 zip_derived_cl1243, zip_derived_cl1302])).
% 21.33/3.74  thf(zip_derived_cl1429, plain,
% 21.33/3.74      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.74         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i]:
% 21.33/3.74          (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 21.33/3.74           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)),
% 21.33/3.74      inference('demod', [status(thm)],
% 21.33/3.74                [zip_derived_cl712, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.74                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.74                 zip_derived_cl1024, zip_derived_cl1051, zip_derived_cl1077, 
% 21.33/3.74                 zip_derived_cl1115, zip_derived_cl1151, zip_derived_cl1200, 
% 21.33/3.74                 zip_derived_cl1243, zip_derived_cl1302, zip_derived_cl1364])).
% 21.33/3.74  thf(zip_derived_cl1494, plain,
% 21.33/3.74      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.74         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 21.33/3.74         X14 : $i]:
% 21.33/3.74          (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 21.33/3.74           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)),
% 21.33/3.74      inference('demod', [status(thm)],
% 21.33/3.74                [zip_derived_cl677, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.74                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.74                 zip_derived_cl1024, zip_derived_cl1051, zip_derived_cl1077, 
% 21.33/3.74                 zip_derived_cl1115, zip_derived_cl1151, zip_derived_cl1200, 
% 21.33/3.74                 zip_derived_cl1243, zip_derived_cl1302, zip_derived_cl1364, 
% 21.33/3.74                 zip_derived_cl1429])).
% 21.33/3.74  thf(zip_derived_cl1555, plain,
% 21.33/3.74      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.74         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 21.33/3.74         X14 : $i, X15 : $i]:
% 21.33/3.74          (ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 21.33/3.74           X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15)),
% 21.33/3.74      inference('demod', [status(thm)],
% 21.33/3.74                [zip_derived_cl635, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.74                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.74                 zip_derived_cl1024, zip_derived_cl1051, zip_derived_cl1077, 
% 21.33/3.74                 zip_derived_cl1115, zip_derived_cl1151, zip_derived_cl1200, 
% 21.33/3.74                 zip_derived_cl1243, zip_derived_cl1302, zip_derived_cl1364, 
% 21.33/3.74                 zip_derived_cl1429, zip_derived_cl1494])).
% 21.33/3.74  thf(zip_derived_cl1613, plain,
% 21.33/3.74      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.74         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 21.33/3.74         X14 : $i, X15 : $i, X16 : $i]:
% 21.33/3.74          (ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 21.33/3.74           X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ 
% 21.33/3.74           X16)),
% 21.33/3.74      inference('demod', [status(thm)],
% 21.33/3.74                [zip_derived_cl601, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.74                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.74                 zip_derived_cl1024, zip_derived_cl1051, zip_derived_cl1077, 
% 21.33/3.74                 zip_derived_cl1115, zip_derived_cl1151, zip_derived_cl1200, 
% 21.33/3.74                 zip_derived_cl1243, zip_derived_cl1302, zip_derived_cl1364, 
% 21.33/3.74                 zip_derived_cl1429, zip_derived_cl1494, zip_derived_cl1555])).
% 21.33/3.74  thf(zip_derived_cl1683, plain,
% 21.33/3.74      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.74         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 21.33/3.74         X14 : $i, X15 : $i, X16 : $i, X17 : $i]:
% 21.33/3.74          (ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 21.33/3.74           X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 21.33/3.74           X15 @ X16 @ X17)),
% 21.33/3.74      inference('demod', [status(thm)],
% 21.33/3.74                [zip_derived_cl564, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.74                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.74                 zip_derived_cl1024, zip_derived_cl1051, zip_derived_cl1077, 
% 21.33/3.74                 zip_derived_cl1115, zip_derived_cl1151, zip_derived_cl1200, 
% 21.33/3.74                 zip_derived_cl1243, zip_derived_cl1302, zip_derived_cl1364, 
% 21.33/3.74                 zip_derived_cl1429, zip_derived_cl1494, zip_derived_cl1555, 
% 21.33/3.74                 zip_derived_cl1613])).
% 21.33/3.74  thf(zip_derived_cl1752, plain,
% 21.33/3.74      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.74         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 21.33/3.74         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i]:
% 21.33/3.74          (ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 21.33/3.74           X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 21.33/3.74           X15 @ X16 @ X17 @ X18)),
% 21.33/3.74      inference('demod', [status(thm)],
% 21.33/3.74                [zip_derived_cl522, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.74                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.74                 zip_derived_cl1024, zip_derived_cl1051, zip_derived_cl1077, 
% 21.33/3.74                 zip_derived_cl1115, zip_derived_cl1151, zip_derived_cl1200, 
% 21.33/3.74                 zip_derived_cl1243, zip_derived_cl1302, zip_derived_cl1364, 
% 21.33/3.74                 zip_derived_cl1429, zip_derived_cl1494, zip_derived_cl1555, 
% 21.33/3.74                 zip_derived_cl1613, zip_derived_cl1683])).
% 21.33/3.74  thf(zip_derived_cl1822, plain,
% 21.33/3.74      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.74         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 21.33/3.74         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i]:
% 21.33/3.74          (ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 21.33/3.74           X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 21.33/3.74           X15 @ X16 @ X17 @ X18 @ X19)),
% 21.33/3.74      inference('demod', [status(thm)],
% 21.33/3.74                [zip_derived_cl478, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.74                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.74                 zip_derived_cl1024, zip_derived_cl1051, zip_derived_cl1077, 
% 21.33/3.74                 zip_derived_cl1115, zip_derived_cl1151, zip_derived_cl1200, 
% 21.33/3.74                 zip_derived_cl1243, zip_derived_cl1302, zip_derived_cl1364, 
% 21.33/3.74                 zip_derived_cl1429, zip_derived_cl1494, zip_derived_cl1555, 
% 21.33/3.74                 zip_derived_cl1613, zip_derived_cl1683, zip_derived_cl1752])).
% 21.33/3.74  thf(zip_derived_cl1890, plain,
% 21.33/3.74      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.74         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 21.33/3.74         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i]:
% 21.33/3.74          (ssNder1_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 21.33/3.74           X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 21.33/3.74           X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20)),
% 21.33/3.74      inference('demod', [status(thm)],
% 21.33/3.74                [zip_derived_cl432, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.74                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.74                 zip_derived_cl1024, zip_derived_cl1051, zip_derived_cl1077, 
% 21.33/3.74                 zip_derived_cl1115, zip_derived_cl1151, zip_derived_cl1200, 
% 21.33/3.74                 zip_derived_cl1243, zip_derived_cl1302, zip_derived_cl1364, 
% 21.33/3.74                 zip_derived_cl1429, zip_derived_cl1494, zip_derived_cl1555, 
% 21.33/3.74                 zip_derived_cl1613, zip_derived_cl1683, zip_derived_cl1752, 
% 21.33/3.74                 zip_derived_cl1822])).
% 21.33/3.74  thf(zip_derived_cl1956, plain,
% 21.33/3.74      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.74         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 21.33/3.74         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i, 
% 21.33/3.74         X21 : $i]:
% 21.33/3.74          (ssNder1_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 21.33/3.74           X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 21.33/3.74           X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21)),
% 21.33/3.74      inference('demod', [status(thm)],
% 21.33/3.74                [zip_derived_cl387, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.74                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.74                 zip_derived_cl1024, zip_derived_cl1051, zip_derived_cl1077, 
% 21.33/3.74                 zip_derived_cl1115, zip_derived_cl1151, zip_derived_cl1200, 
% 21.33/3.74                 zip_derived_cl1243, zip_derived_cl1302, zip_derived_cl1364, 
% 21.33/3.74                 zip_derived_cl1429, zip_derived_cl1494, zip_derived_cl1555, 
% 21.33/3.74                 zip_derived_cl1613, zip_derived_cl1683, zip_derived_cl1752, 
% 21.33/3.74                 zip_derived_cl1822, zip_derived_cl1890])).
% 21.33/3.74  thf(clause630, conjecture,
% 21.33/3.74    (~( ( ssNder1_23r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.74          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 21.33/3.74          X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 @ X17 ) | 
% 21.33/3.74        ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 21.33/3.74        ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 21.33/3.74        ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 21.33/3.74        ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 21.33/3.74        ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 21.33/3.74        ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 21.33/3.74        ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 21.33/3.74        ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 21.33/3.74        ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 21.33/3.74        ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.74             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 21.33/3.74        ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.74             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 21.33/3.74        ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.74             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 21.33/3.74        ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.74             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 21.33/3.74        ( ~( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.74             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) | 
% 21.33/3.74        ( ~( ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.74             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) ) | 
% 21.33/3.74        ( ~( ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.74             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 21.33/3.74             X9 @ X10 ) ) | 
% 21.33/3.74        ( ~( ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.74             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 21.33/3.74             X9 @ X10 @ X11 ) ) | 
% 21.33/3.74        ( ~( ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.74             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 21.33/3.74             X9 @ X10 @ X11 @ X12 ) ) | 
% 21.33/3.74        ( ~( ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.74             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 21.33/3.74             X9 @ X10 @ X11 @ X12 @ X13 ) ) | 
% 21.33/3.74        ( ~( ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.74             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 21.33/3.74             X9 @ X10 @ X11 @ X12 @ X13 @ X14 ) ) | 
% 21.33/3.74        ( ~( ssNder1_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.74             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 21.33/3.74             X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 ) ) | 
% 21.33/3.74        ( ~( ssNder1_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.74             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 21.33/3.74             X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 ) ) ))).
% 21.33/3.74  thf(zf_stmt_25, negated_conjecture,
% 21.33/3.74    (( ssNder1_23r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.74       U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 21.33/3.74       X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 @ X17 ) | 
% 21.33/3.74     ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 21.33/3.74     ( ~( ssNder1_2r1r1 @ U @ V ) ) | ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 21.33/3.74     ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 21.33/3.74     ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 21.33/3.74     ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 21.33/3.74     ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 21.33/3.74     ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 21.33/3.74     ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 21.33/3.74     ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.74          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 21.33/3.74     ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.74          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 21.33/3.74     ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.74          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 21.33/3.74     ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.74          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 21.33/3.74     ( ~( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.74          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) | 
% 21.33/3.74     ( ~( ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.74          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) ) | 
% 21.33/3.74     ( ~( ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.74          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 21.33/3.74          X10 ) ) | 
% 21.33/3.74     ( ~( ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.74          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 21.33/3.74          X10 @ X11 ) ) | 
% 21.33/3.74     ( ~( ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.74          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 21.33/3.74          X10 @ X11 @ X12 ) ) | 
% 21.33/3.74     ( ~( ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.74          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 21.33/3.74          X10 @ X11 @ X12 @ X13 ) ) | 
% 21.33/3.74     ( ~( ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.74          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 21.33/3.74          X10 @ X11 @ X12 @ X13 @ X14 ) ) | 
% 21.33/3.74     ( ~( ssNder1_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.74          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 21.33/3.74          X10 @ X11 @ X12 @ X13 @ X14 @ X15 ) ) | 
% 21.33/3.74     ( ~( ssNder1_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.74          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 21.33/3.74          X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 ) )),
% 21.33/3.74    inference('cnf.neg', [status(esa)], [clause630])).
% 21.33/3.74  thf(zip_derived_cl338, plain,
% 21.33/3.74      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.74         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 21.33/3.74         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i, 
% 21.33/3.74         X21 : $i, X22 : $i]:
% 21.33/3.74         ( (ssNder1_23r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 21.33/3.74            X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 21.33/3.74            X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21 @ X22)
% 21.33/3.74          | ~ (ssNder1_0)
% 21.33/3.74          | ~ (ssNder1_1r1 @ X0)
% 21.33/3.74          | ~ (ssNder1_2r1r1 @ X0 @ X1)
% 21.33/3.74          | ~ (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)
% 21.33/3.74          | ~ (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)
% 21.33/3.74          | ~ (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)
% 21.33/3.74          | ~ (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)
% 21.33/3.74          | ~ (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)
% 21.33/3.74          | ~ (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 21.33/3.74               X7)
% 21.33/3.74          | ~ (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 21.33/3.74               X6 @ X7 @ X8)
% 21.33/3.74          | ~ (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 21.33/3.74               X6 @ X7 @ X8 @ X9)
% 21.33/3.74          | ~ (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 21.33/3.74               X5 @ X6 @ X7 @ X8 @ X9 @ X10)
% 21.33/3.74          | ~ (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 21.33/3.74               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11)
% 21.33/3.74          | ~ (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 21.33/3.74               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)
% 21.33/3.74          | ~ (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 21.33/3.74               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)
% 21.33/3.74          | ~ (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 21.33/3.74               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)
% 21.33/3.74          | ~ (ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 21.33/3.74               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 21.33/3.74               X14 @ X15)
% 21.33/3.74          | ~ (ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 21.33/3.74               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 21.33/3.74               X14 @ X15 @ X16)
% 21.33/3.74          | ~ (ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 21.33/3.74               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 21.33/3.74               X14 @ X15 @ X16 @ X17)
% 21.33/3.74          | ~ (ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 21.33/3.74               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 21.33/3.74               X14 @ X15 @ X16 @ X17 @ X18)
% 21.33/3.74          | ~ (ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 21.33/3.74               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 21.33/3.74               X14 @ X15 @ X16 @ X17 @ X18 @ X19)
% 21.33/3.74          | ~ (ssNder1_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 21.33/3.74               X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 21.33/3.74               X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20)
% 21.33/3.74          | ~ (ssNder1_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 21.33/3.74               X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 21.33/3.74               X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21))),
% 21.33/3.74      inference('cnf', [status(esa)], [zf_stmt_25])).
% 21.33/3.74  thf(zip_derived_cl967, plain, ( (ssNder1_0)),
% 21.33/3.74      inference('cnf', [status(esa)], [zf_stmt_1])).
% 21.33/3.74  thf(zip_derived_cl973, plain, (![X0 : $i]:  (ssNder1_1r1 @ X0)),
% 21.33/3.74      inference('demod', [status(thm)], [zip_derived_cl966, zip_derived_cl967])).
% 21.33/3.74  thf(zip_derived_cl974, plain,
% 21.33/3.74      (![X0 : $i, X1 : $i]:  (ssNder1_2r1r1 @ X0 @ X1)),
% 21.33/3.74      inference('demod', [status(thm)],
% 21.33/3.74                [zip_derived_cl965, zip_derived_cl967, zip_derived_cl973])).
% 21.33/3.74  thf(zip_derived_cl979, plain,
% 21.33/3.74      (![X0 : $i, X1 : $i, X2 : $i]:  (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)),
% 21.33/3.74      inference('demod', [status(thm)],
% 21.33/3.74                [zip_derived_cl954, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.74                 zip_derived_cl974])).
% 21.33/3.74  thf(zip_derived_cl999, plain,
% 21.33/3.74      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 21.33/3.74          (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)),
% 21.33/3.74      inference('demod', [status(thm)],
% 21.33/3.75                [zip_derived_cl946, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.75                 zip_derived_cl974, zip_derived_cl979])).
% 21.33/3.75  thf(zip_derived_cl1024, plain,
% 21.33/3.75      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 21.33/3.75          (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)),
% 21.33/3.75      inference('demod', [status(thm)],
% 21.33/3.75                [zip_derived_cl931, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.75                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999])).
% 21.33/3.75  thf(zip_derived_cl1051, plain,
% 21.33/3.75      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 21.33/3.75          (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)),
% 21.33/3.75      inference('demod', [status(thm)],
% 21.33/3.75                [zip_derived_cl917, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.75                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.75                 zip_derived_cl1024])).
% 21.33/3.75  thf(zip_derived_cl1077, plain,
% 21.33/3.75      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i]:
% 21.33/3.75          (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)),
% 21.33/3.75      inference('demod', [status(thm)],
% 21.33/3.75                [zip_derived_cl900, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.75                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.75                 zip_derived_cl1024, zip_derived_cl1051])).
% 21.33/3.75  thf(zip_derived_cl1115, plain,
% 21.33/3.75      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, X7 : $i]:
% 21.33/3.75          (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7)),
% 21.33/3.75      inference('demod', [status(thm)],
% 21.33/3.75                [zip_derived_cl879, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.75                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.75                 zip_derived_cl1024, zip_derived_cl1051, zip_derived_cl1077])).
% 21.33/3.75  thf(zip_derived_cl1151, plain,
% 21.33/3.75      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.75         X7 : $i, X8 : $i]:
% 21.33/3.75          (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 21.33/3.75           X7 @ X8)),
% 21.33/3.75      inference('demod', [status(thm)],
% 21.33/3.75                [zip_derived_cl857, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.75                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.75                 zip_derived_cl1024, zip_derived_cl1051, zip_derived_cl1077, 
% 21.33/3.75                 zip_derived_cl1115])).
% 21.33/3.75  thf(zip_derived_cl1200, plain,
% 21.33/3.75      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.75         X7 : $i, X8 : $i, X9 : $i]:
% 21.33/3.75          (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 21.33/3.75           X7 @ X8 @ X9)),
% 21.33/3.75      inference('demod', [status(thm)],
% 21.33/3.75                [zip_derived_cl830, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.75                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.75                 zip_derived_cl1024, zip_derived_cl1051, zip_derived_cl1077, 
% 21.33/3.75                 zip_derived_cl1115, zip_derived_cl1151])).
% 21.33/3.75  thf(zip_derived_cl1243, plain,
% 21.33/3.75      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.75         X7 : $i, X8 : $i, X9 : $i, X10 : $i]:
% 21.33/3.75          (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 21.33/3.75           X6 @ X7 @ X8 @ X9 @ X10)),
% 21.33/3.75      inference('demod', [status(thm)],
% 21.33/3.75                [zip_derived_cl803, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.75                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.75                 zip_derived_cl1024, zip_derived_cl1051, zip_derived_cl1077, 
% 21.33/3.75                 zip_derived_cl1115, zip_derived_cl1151, zip_derived_cl1200])).
% 21.33/3.75  thf(zip_derived_cl1302, plain,
% 21.33/3.75      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.75         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i]:
% 21.33/3.75          (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 21.33/3.75           X6 @ X7 @ X8 @ X9 @ X10 @ X11)),
% 21.33/3.75      inference('demod', [status(thm)],
% 21.33/3.75                [zip_derived_cl777, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.75                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.75                 zip_derived_cl1024, zip_derived_cl1051, zip_derived_cl1077, 
% 21.33/3.75                 zip_derived_cl1115, zip_derived_cl1151, zip_derived_cl1200, 
% 21.33/3.75                 zip_derived_cl1243])).
% 21.33/3.75  thf(zip_derived_cl1364, plain,
% 21.33/3.75      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.75         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i]:
% 21.33/3.75          (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 21.33/3.75           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)),
% 21.33/3.75      inference('demod', [status(thm)],
% 21.33/3.75                [zip_derived_cl742, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.75                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.75                 zip_derived_cl1024, zip_derived_cl1051, zip_derived_cl1077, 
% 21.33/3.75                 zip_derived_cl1115, zip_derived_cl1151, zip_derived_cl1200, 
% 21.33/3.75                 zip_derived_cl1243, zip_derived_cl1302])).
% 21.33/3.75  thf(zip_derived_cl1429, plain,
% 21.33/3.75      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.75         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i]:
% 21.33/3.75          (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 21.33/3.75           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)),
% 21.33/3.75      inference('demod', [status(thm)],
% 21.33/3.75                [zip_derived_cl712, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.75                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.75                 zip_derived_cl1024, zip_derived_cl1051, zip_derived_cl1077, 
% 21.33/3.75                 zip_derived_cl1115, zip_derived_cl1151, zip_derived_cl1200, 
% 21.33/3.75                 zip_derived_cl1243, zip_derived_cl1302, zip_derived_cl1364])).
% 21.33/3.75  thf(zip_derived_cl1494, plain,
% 21.33/3.75      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.75         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 21.33/3.75         X14 : $i]:
% 21.33/3.75          (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 21.33/3.75           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)),
% 21.33/3.75      inference('demod', [status(thm)],
% 21.33/3.75                [zip_derived_cl677, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.75                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.75                 zip_derived_cl1024, zip_derived_cl1051, zip_derived_cl1077, 
% 21.33/3.75                 zip_derived_cl1115, zip_derived_cl1151, zip_derived_cl1200, 
% 21.33/3.75                 zip_derived_cl1243, zip_derived_cl1302, zip_derived_cl1364, 
% 21.33/3.75                 zip_derived_cl1429])).
% 21.33/3.75  thf(zip_derived_cl1555, plain,
% 21.33/3.75      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.75         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 21.33/3.75         X14 : $i, X15 : $i]:
% 21.33/3.75          (ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 21.33/3.75           X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15)),
% 21.33/3.75      inference('demod', [status(thm)],
% 21.33/3.75                [zip_derived_cl635, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.75                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.75                 zip_derived_cl1024, zip_derived_cl1051, zip_derived_cl1077, 
% 21.33/3.75                 zip_derived_cl1115, zip_derived_cl1151, zip_derived_cl1200, 
% 21.33/3.75                 zip_derived_cl1243, zip_derived_cl1302, zip_derived_cl1364, 
% 21.33/3.75                 zip_derived_cl1429, zip_derived_cl1494])).
% 21.33/3.75  thf(zip_derived_cl1613, plain,
% 21.33/3.75      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.75         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 21.33/3.75         X14 : $i, X15 : $i, X16 : $i]:
% 21.33/3.75          (ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 21.33/3.75           X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ 
% 21.33/3.75           X16)),
% 21.33/3.75      inference('demod', [status(thm)],
% 21.33/3.75                [zip_derived_cl601, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.75                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.75                 zip_derived_cl1024, zip_derived_cl1051, zip_derived_cl1077, 
% 21.33/3.75                 zip_derived_cl1115, zip_derived_cl1151, zip_derived_cl1200, 
% 21.33/3.75                 zip_derived_cl1243, zip_derived_cl1302, zip_derived_cl1364, 
% 21.33/3.75                 zip_derived_cl1429, zip_derived_cl1494, zip_derived_cl1555])).
% 21.33/3.75  thf(zip_derived_cl1683, plain,
% 21.33/3.75      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.75         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 21.33/3.75         X14 : $i, X15 : $i, X16 : $i, X17 : $i]:
% 21.33/3.75          (ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 21.33/3.75           X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 21.33/3.75           X15 @ X16 @ X17)),
% 21.33/3.75      inference('demod', [status(thm)],
% 21.33/3.75                [zip_derived_cl564, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.75                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.75                 zip_derived_cl1024, zip_derived_cl1051, zip_derived_cl1077, 
% 21.33/3.75                 zip_derived_cl1115, zip_derived_cl1151, zip_derived_cl1200, 
% 21.33/3.75                 zip_derived_cl1243, zip_derived_cl1302, zip_derived_cl1364, 
% 21.33/3.75                 zip_derived_cl1429, zip_derived_cl1494, zip_derived_cl1555, 
% 21.33/3.75                 zip_derived_cl1613])).
% 21.33/3.75  thf(zip_derived_cl1752, plain,
% 21.33/3.75      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.75         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 21.33/3.75         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i]:
% 21.33/3.75          (ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 21.33/3.75           X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 21.33/3.75           X15 @ X16 @ X17 @ X18)),
% 21.33/3.75      inference('demod', [status(thm)],
% 21.33/3.75                [zip_derived_cl522, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.75                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.75                 zip_derived_cl1024, zip_derived_cl1051, zip_derived_cl1077, 
% 21.33/3.75                 zip_derived_cl1115, zip_derived_cl1151, zip_derived_cl1200, 
% 21.33/3.75                 zip_derived_cl1243, zip_derived_cl1302, zip_derived_cl1364, 
% 21.33/3.75                 zip_derived_cl1429, zip_derived_cl1494, zip_derived_cl1555, 
% 21.33/3.75                 zip_derived_cl1613, zip_derived_cl1683])).
% 21.33/3.75  thf(zip_derived_cl1822, plain,
% 21.33/3.75      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.75         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 21.33/3.75         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i]:
% 21.33/3.75          (ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 21.33/3.75           X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 21.33/3.75           X15 @ X16 @ X17 @ X18 @ X19)),
% 21.33/3.75      inference('demod', [status(thm)],
% 21.33/3.75                [zip_derived_cl478, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.75                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.75                 zip_derived_cl1024, zip_derived_cl1051, zip_derived_cl1077, 
% 21.33/3.75                 zip_derived_cl1115, zip_derived_cl1151, zip_derived_cl1200, 
% 21.33/3.75                 zip_derived_cl1243, zip_derived_cl1302, zip_derived_cl1364, 
% 21.33/3.75                 zip_derived_cl1429, zip_derived_cl1494, zip_derived_cl1555, 
% 21.33/3.75                 zip_derived_cl1613, zip_derived_cl1683, zip_derived_cl1752])).
% 21.33/3.75  thf(zip_derived_cl1890, plain,
% 21.33/3.75      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.75         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 21.33/3.75         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i]:
% 21.33/3.75          (ssNder1_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 21.33/3.75           X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 21.33/3.75           X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20)),
% 21.33/3.75      inference('demod', [status(thm)],
% 21.33/3.75                [zip_derived_cl432, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.75                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.75                 zip_derived_cl1024, zip_derived_cl1051, zip_derived_cl1077, 
% 21.33/3.75                 zip_derived_cl1115, zip_derived_cl1151, zip_derived_cl1200, 
% 21.33/3.75                 zip_derived_cl1243, zip_derived_cl1302, zip_derived_cl1364, 
% 21.33/3.75                 zip_derived_cl1429, zip_derived_cl1494, zip_derived_cl1555, 
% 21.33/3.75                 zip_derived_cl1613, zip_derived_cl1683, zip_derived_cl1752, 
% 21.33/3.75                 zip_derived_cl1822])).
% 21.33/3.75  thf(zip_derived_cl1956, plain,
% 21.33/3.75      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.75         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 21.33/3.75         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i, 
% 21.33/3.75         X21 : $i]:
% 21.33/3.75          (ssNder1_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 21.33/3.75           X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 21.33/3.75           X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21)),
% 21.33/3.75      inference('demod', [status(thm)],
% 21.33/3.75                [zip_derived_cl387, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.75                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.75                 zip_derived_cl1024, zip_derived_cl1051, zip_derived_cl1077, 
% 21.33/3.75                 zip_derived_cl1115, zip_derived_cl1151, zip_derived_cl1200, 
% 21.33/3.75                 zip_derived_cl1243, zip_derived_cl1302, zip_derived_cl1364, 
% 21.33/3.75                 zip_derived_cl1429, zip_derived_cl1494, zip_derived_cl1555, 
% 21.33/3.75                 zip_derived_cl1613, zip_derived_cl1683, zip_derived_cl1752, 
% 21.33/3.75                 zip_derived_cl1822, zip_derived_cl1890])).
% 21.33/3.75  thf(zip_derived_cl2043, plain,
% 21.33/3.75      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.75         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 21.33/3.75         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i, 
% 21.33/3.75         X21 : $i, X22 : $i]:
% 21.33/3.75          (ssNder1_23r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 21.33/3.75           X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 21.33/3.75           X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21 @ X22)),
% 21.33/3.75      inference('demod', [status(thm)],
% 21.33/3.75                [zip_derived_cl338, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.75                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.75                 zip_derived_cl1024, zip_derived_cl1051, zip_derived_cl1077, 
% 21.33/3.75                 zip_derived_cl1115, zip_derived_cl1151, zip_derived_cl1200, 
% 21.33/3.75                 zip_derived_cl1243, zip_derived_cl1302, zip_derived_cl1364, 
% 21.33/3.75                 zip_derived_cl1429, zip_derived_cl1494, zip_derived_cl1555, 
% 21.33/3.75                 zip_derived_cl1613, zip_derived_cl1683, zip_derived_cl1752, 
% 21.33/3.75                 zip_derived_cl1822, zip_derived_cl1890, zip_derived_cl1956])).
% 21.33/3.75  thf(clause686, conjecture,
% 21.33/3.75    (~( ( ssPv27_24r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.75          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 21.33/3.75          X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 @ X17 @ X18 ) | 
% 21.33/3.75        ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 21.33/3.75        ( ~( ssNder1_2r1r1 @ U @ V ) ) | ( ~( ssPv27_2r1r1 @ U @ V ) ) | 
% 21.33/3.75        ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 21.33/3.75        ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 21.33/3.75        ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 21.33/3.75        ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 21.33/3.75        ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 21.33/3.75        ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 21.33/3.75        ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 21.33/3.75        ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.75             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 21.33/3.75        ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.75             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 21.33/3.75        ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.75             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 21.33/3.75        ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.75             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 21.33/3.75        ( ~( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.75             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) | 
% 21.33/3.75        ( ~( ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.75             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) ) | 
% 21.33/3.75        ( ~( ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.75             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 21.33/3.75             X9 @ X10 ) ) | 
% 21.33/3.75        ( ~( ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.75             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 21.33/3.75             X9 @ X10 @ X11 ) ) | 
% 21.33/3.75        ( ~( ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.75             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 21.33/3.75             X9 @ X10 @ X11 @ X12 ) ) | 
% 21.33/3.75        ( ~( ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.75             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 21.33/3.75             X9 @ X10 @ X11 @ X12 @ X13 ) ) | 
% 21.33/3.75        ( ~( ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.75             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 21.33/3.75             X9 @ X10 @ X11 @ X12 @ X13 @ X14 ) ) | 
% 21.33/3.75        ( ~( ssNder1_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.75             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 21.33/3.75             X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 ) ) | 
% 21.33/3.75        ( ~( ssNder1_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.75             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 21.33/3.75             X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 ) ) | 
% 21.33/3.75        ( ~( ssNder1_23r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.75             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 21.33/3.75             X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 @ X17 ) ) ))).
% 21.33/3.75  thf(zf_stmt_26, negated_conjecture,
% 21.33/3.75    (( ssPv27_24r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.75       U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 21.33/3.75       X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 @ X17 @ X18 ) | 
% 21.33/3.75     ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 21.33/3.75     ( ~( ssNder1_2r1r1 @ U @ V ) ) | ( ~( ssPv27_2r1r1 @ U @ V ) ) | 
% 21.33/3.75     ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 21.33/3.75     ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 21.33/3.75     ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 21.33/3.75     ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 21.33/3.75     ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 21.33/3.75     ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 21.33/3.75     ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 21.33/3.75     ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.75          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 21.33/3.75     ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.75          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 21.33/3.75     ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.75          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 21.33/3.75     ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.75          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 21.33/3.75     ( ~( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.75          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) | 
% 21.33/3.75     ( ~( ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.75          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) ) | 
% 21.33/3.75     ( ~( ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.75          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 21.33/3.75          X10 ) ) | 
% 21.33/3.75     ( ~( ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.75          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 21.33/3.75          X10 @ X11 ) ) | 
% 21.33/3.75     ( ~( ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.75          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 21.33/3.75          X10 @ X11 @ X12 ) ) | 
% 21.33/3.75     ( ~( ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.75          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 21.33/3.75          X10 @ X11 @ X12 @ X13 ) ) | 
% 21.33/3.75     ( ~( ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.75          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 21.33/3.75          X10 @ X11 @ X12 @ X13 @ X14 ) ) | 
% 21.33/3.75     ( ~( ssNder1_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.75          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 21.33/3.75          X10 @ X11 @ X12 @ X13 @ X14 @ X15 ) ) | 
% 21.33/3.75     ( ~( ssNder1_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.75          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 21.33/3.75          X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 ) ) | 
% 21.33/3.75     ( ~( ssNder1_23r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.75          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 21.33/3.75          X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 @ X17 ) )),
% 21.33/3.75    inference('cnf.neg', [status(esa)], [clause686])).
% 21.33/3.75  thf(zip_derived_cl282, plain,
% 21.33/3.75      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.75         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 21.33/3.75         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i, 
% 21.33/3.75         X21 : $i, X22 : $i, X23 : $i]:
% 21.33/3.75         ( (ssPv27_24r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 21.33/3.75            X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 21.33/3.75            X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21 @ X22 @ X23)
% 21.33/3.75          | ~ (ssNder1_0)
% 21.33/3.75          | ~ (ssNder1_1r1 @ X0)
% 21.33/3.75          | ~ (ssNder1_2r1r1 @ X0 @ X1)
% 21.33/3.75          | ~ (ssPv27_2r1r1 @ X0 @ X1)
% 21.33/3.75          | ~ (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)
% 21.33/3.75          | ~ (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)
% 21.33/3.75          | ~ (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)
% 21.33/3.75          | ~ (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)
% 21.33/3.75          | ~ (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)
% 21.33/3.75          | ~ (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 21.33/3.75               X7)
% 21.33/3.75          | ~ (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 21.33/3.75               X6 @ X7 @ X8)
% 21.33/3.75          | ~ (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 21.33/3.75               X6 @ X7 @ X8 @ X9)
% 21.33/3.75          | ~ (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 21.33/3.75               X5 @ X6 @ X7 @ X8 @ X9 @ X10)
% 21.33/3.75          | ~ (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 21.33/3.75               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11)
% 21.33/3.75          | ~ (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 21.33/3.75               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)
% 21.33/3.75          | ~ (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 21.33/3.75               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)
% 21.33/3.75          | ~ (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 21.33/3.75               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)
% 21.33/3.75          | ~ (ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 21.33/3.75               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 21.33/3.75               X14 @ X15)
% 21.33/3.75          | ~ (ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 21.33/3.75               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 21.33/3.75               X14 @ X15 @ X16)
% 21.33/3.75          | ~ (ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 21.33/3.75               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 21.33/3.75               X14 @ X15 @ X16 @ X17)
% 21.33/3.75          | ~ (ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 21.33/3.75               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 21.33/3.75               X14 @ X15 @ X16 @ X17 @ X18)
% 21.33/3.75          | ~ (ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 21.33/3.75               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 21.33/3.75               X14 @ X15 @ X16 @ X17 @ X18 @ X19)
% 21.33/3.75          | ~ (ssNder1_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 21.33/3.75               X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 21.33/3.75               X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20)
% 21.33/3.75          | ~ (ssNder1_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 21.33/3.75               X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 21.33/3.75               X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21)
% 21.33/3.75          | ~ (ssNder1_23r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 21.33/3.75               X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 21.33/3.75               X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21 @ X22))),
% 21.33/3.75      inference('cnf', [status(esa)], [zf_stmt_26])).
% 21.33/3.75  thf(zip_derived_cl967, plain, ( (ssNder1_0)),
% 21.33/3.75      inference('cnf', [status(esa)], [zf_stmt_1])).
% 21.33/3.75  thf(zip_derived_cl973, plain, (![X0 : $i]:  (ssNder1_1r1 @ X0)),
% 21.33/3.75      inference('demod', [status(thm)], [zip_derived_cl966, zip_derived_cl967])).
% 21.33/3.75  thf(zip_derived_cl974, plain,
% 21.33/3.75      (![X0 : $i, X1 : $i]:  (ssNder1_2r1r1 @ X0 @ X1)),
% 21.33/3.75      inference('demod', [status(thm)],
% 21.33/3.75                [zip_derived_cl965, zip_derived_cl967, zip_derived_cl973])).
% 21.33/3.75  thf(zip_derived_cl979, plain,
% 21.33/3.75      (![X0 : $i, X1 : $i, X2 : $i]:  (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)),
% 21.33/3.75      inference('demod', [status(thm)],
% 21.33/3.75                [zip_derived_cl954, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.75                 zip_derived_cl974])).
% 21.33/3.75  thf(zip_derived_cl999, plain,
% 21.33/3.75      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 21.33/3.75          (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)),
% 21.33/3.75      inference('demod', [status(thm)],
% 21.33/3.75                [zip_derived_cl946, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.75                 zip_derived_cl974, zip_derived_cl979])).
% 21.33/3.75  thf(zip_derived_cl1024, plain,
% 21.33/3.75      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 21.33/3.75          (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)),
% 21.33/3.75      inference('demod', [status(thm)],
% 21.33/3.75                [zip_derived_cl931, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.75                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999])).
% 21.33/3.75  thf(zip_derived_cl1051, plain,
% 21.33/3.75      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 21.33/3.75          (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)),
% 21.33/3.75      inference('demod', [status(thm)],
% 21.33/3.75                [zip_derived_cl917, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.75                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.75                 zip_derived_cl1024])).
% 21.33/3.75  thf(zip_derived_cl1077, plain,
% 21.33/3.75      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i]:
% 21.33/3.75          (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)),
% 21.33/3.75      inference('demod', [status(thm)],
% 21.33/3.75                [zip_derived_cl900, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.75                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.75                 zip_derived_cl1024, zip_derived_cl1051])).
% 21.33/3.75  thf(zip_derived_cl1115, plain,
% 21.33/3.75      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, X7 : $i]:
% 21.33/3.75          (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7)),
% 21.33/3.75      inference('demod', [status(thm)],
% 21.33/3.75                [zip_derived_cl879, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.75                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.75                 zip_derived_cl1024, zip_derived_cl1051, zip_derived_cl1077])).
% 21.33/3.75  thf(zip_derived_cl1151, plain,
% 21.33/3.75      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.75         X7 : $i, X8 : $i]:
% 21.33/3.75          (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 21.33/3.75           X7 @ X8)),
% 21.33/3.75      inference('demod', [status(thm)],
% 21.33/3.75                [zip_derived_cl857, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.75                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.75                 zip_derived_cl1024, zip_derived_cl1051, zip_derived_cl1077, 
% 21.33/3.75                 zip_derived_cl1115])).
% 21.33/3.75  thf(zip_derived_cl1200, plain,
% 21.33/3.75      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.75         X7 : $i, X8 : $i, X9 : $i]:
% 21.33/3.75          (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 21.33/3.75           X7 @ X8 @ X9)),
% 21.33/3.75      inference('demod', [status(thm)],
% 21.33/3.75                [zip_derived_cl830, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.75                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.75                 zip_derived_cl1024, zip_derived_cl1051, zip_derived_cl1077, 
% 21.33/3.75                 zip_derived_cl1115, zip_derived_cl1151])).
% 21.33/3.75  thf(zip_derived_cl1243, plain,
% 21.33/3.75      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.75         X7 : $i, X8 : $i, X9 : $i, X10 : $i]:
% 21.33/3.75          (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 21.33/3.75           X6 @ X7 @ X8 @ X9 @ X10)),
% 21.33/3.75      inference('demod', [status(thm)],
% 21.33/3.75                [zip_derived_cl803, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.75                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.75                 zip_derived_cl1024, zip_derived_cl1051, zip_derived_cl1077, 
% 21.33/3.75                 zip_derived_cl1115, zip_derived_cl1151, zip_derived_cl1200])).
% 21.33/3.75  thf(zip_derived_cl1302, plain,
% 21.33/3.75      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.75         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i]:
% 21.33/3.75          (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 21.33/3.75           X6 @ X7 @ X8 @ X9 @ X10 @ X11)),
% 21.33/3.75      inference('demod', [status(thm)],
% 21.33/3.75                [zip_derived_cl777, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.75                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.75                 zip_derived_cl1024, zip_derived_cl1051, zip_derived_cl1077, 
% 21.33/3.75                 zip_derived_cl1115, zip_derived_cl1151, zip_derived_cl1200, 
% 21.33/3.75                 zip_derived_cl1243])).
% 21.33/3.75  thf(zip_derived_cl1364, plain,
% 21.33/3.75      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.75         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i]:
% 21.33/3.75          (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 21.33/3.75           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)),
% 21.33/3.75      inference('demod', [status(thm)],
% 21.33/3.75                [zip_derived_cl742, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.75                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.75                 zip_derived_cl1024, zip_derived_cl1051, zip_derived_cl1077, 
% 21.33/3.75                 zip_derived_cl1115, zip_derived_cl1151, zip_derived_cl1200, 
% 21.33/3.75                 zip_derived_cl1243, zip_derived_cl1302])).
% 21.33/3.75  thf(zip_derived_cl1429, plain,
% 21.33/3.75      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.75         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i]:
% 21.33/3.75          (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 21.33/3.75           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)),
% 21.33/3.75      inference('demod', [status(thm)],
% 21.33/3.75                [zip_derived_cl712, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.75                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.75                 zip_derived_cl1024, zip_derived_cl1051, zip_derived_cl1077, 
% 21.33/3.75                 zip_derived_cl1115, zip_derived_cl1151, zip_derived_cl1200, 
% 21.33/3.75                 zip_derived_cl1243, zip_derived_cl1302, zip_derived_cl1364])).
% 21.33/3.75  thf(zip_derived_cl1494, plain,
% 21.33/3.75      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.75         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 21.33/3.75         X14 : $i]:
% 21.33/3.75          (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 21.33/3.75           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)),
% 21.33/3.75      inference('demod', [status(thm)],
% 21.33/3.75                [zip_derived_cl677, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.75                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.75                 zip_derived_cl1024, zip_derived_cl1051, zip_derived_cl1077, 
% 21.33/3.75                 zip_derived_cl1115, zip_derived_cl1151, zip_derived_cl1200, 
% 21.33/3.75                 zip_derived_cl1243, zip_derived_cl1302, zip_derived_cl1364, 
% 21.33/3.75                 zip_derived_cl1429])).
% 21.33/3.75  thf(zip_derived_cl1555, plain,
% 21.33/3.75      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.75         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 21.33/3.75         X14 : $i, X15 : $i]:
% 21.33/3.75          (ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 21.33/3.75           X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15)),
% 21.33/3.75      inference('demod', [status(thm)],
% 21.33/3.75                [zip_derived_cl635, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.75                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.75                 zip_derived_cl1024, zip_derived_cl1051, zip_derived_cl1077, 
% 21.33/3.75                 zip_derived_cl1115, zip_derived_cl1151, zip_derived_cl1200, 
% 21.33/3.75                 zip_derived_cl1243, zip_derived_cl1302, zip_derived_cl1364, 
% 21.33/3.75                 zip_derived_cl1429, zip_derived_cl1494])).
% 21.33/3.75  thf(zip_derived_cl1613, plain,
% 21.33/3.75      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.75         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 21.33/3.75         X14 : $i, X15 : $i, X16 : $i]:
% 21.33/3.75          (ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 21.33/3.75           X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ 
% 21.33/3.75           X16)),
% 21.33/3.75      inference('demod', [status(thm)],
% 21.33/3.75                [zip_derived_cl601, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.75                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.75                 zip_derived_cl1024, zip_derived_cl1051, zip_derived_cl1077, 
% 21.33/3.75                 zip_derived_cl1115, zip_derived_cl1151, zip_derived_cl1200, 
% 21.33/3.75                 zip_derived_cl1243, zip_derived_cl1302, zip_derived_cl1364, 
% 21.33/3.75                 zip_derived_cl1429, zip_derived_cl1494, zip_derived_cl1555])).
% 21.33/3.75  thf(zip_derived_cl1683, plain,
% 21.33/3.75      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.75         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 21.33/3.75         X14 : $i, X15 : $i, X16 : $i, X17 : $i]:
% 21.33/3.75          (ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 21.33/3.75           X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 21.33/3.75           X15 @ X16 @ X17)),
% 21.33/3.75      inference('demod', [status(thm)],
% 21.33/3.75                [zip_derived_cl564, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.75                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.75                 zip_derived_cl1024, zip_derived_cl1051, zip_derived_cl1077, 
% 21.33/3.75                 zip_derived_cl1115, zip_derived_cl1151, zip_derived_cl1200, 
% 21.33/3.75                 zip_derived_cl1243, zip_derived_cl1302, zip_derived_cl1364, 
% 21.33/3.75                 zip_derived_cl1429, zip_derived_cl1494, zip_derived_cl1555, 
% 21.33/3.75                 zip_derived_cl1613])).
% 21.33/3.75  thf(zip_derived_cl1752, plain,
% 21.33/3.75      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.75         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 21.33/3.75         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i]:
% 21.33/3.75          (ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 21.33/3.75           X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 21.33/3.75           X15 @ X16 @ X17 @ X18)),
% 21.33/3.75      inference('demod', [status(thm)],
% 21.33/3.75                [zip_derived_cl522, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.75                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.75                 zip_derived_cl1024, zip_derived_cl1051, zip_derived_cl1077, 
% 21.33/3.75                 zip_derived_cl1115, zip_derived_cl1151, zip_derived_cl1200, 
% 21.33/3.75                 zip_derived_cl1243, zip_derived_cl1302, zip_derived_cl1364, 
% 21.33/3.75                 zip_derived_cl1429, zip_derived_cl1494, zip_derived_cl1555, 
% 21.33/3.75                 zip_derived_cl1613, zip_derived_cl1683])).
% 21.33/3.75  thf(zip_derived_cl1822, plain,
% 21.33/3.75      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.75         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 21.33/3.75         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i]:
% 21.33/3.75          (ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 21.33/3.75           X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 21.33/3.75           X15 @ X16 @ X17 @ X18 @ X19)),
% 21.33/3.75      inference('demod', [status(thm)],
% 21.33/3.75                [zip_derived_cl478, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.75                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.75                 zip_derived_cl1024, zip_derived_cl1051, zip_derived_cl1077, 
% 21.33/3.75                 zip_derived_cl1115, zip_derived_cl1151, zip_derived_cl1200, 
% 21.33/3.75                 zip_derived_cl1243, zip_derived_cl1302, zip_derived_cl1364, 
% 21.33/3.75                 zip_derived_cl1429, zip_derived_cl1494, zip_derived_cl1555, 
% 21.33/3.75                 zip_derived_cl1613, zip_derived_cl1683, zip_derived_cl1752])).
% 21.33/3.75  thf(zip_derived_cl1890, plain,
% 21.33/3.75      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.75         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 21.33/3.75         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i]:
% 21.33/3.75          (ssNder1_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 21.33/3.75           X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 21.33/3.75           X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20)),
% 21.33/3.75      inference('demod', [status(thm)],
% 21.33/3.75                [zip_derived_cl432, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.75                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.75                 zip_derived_cl1024, zip_derived_cl1051, zip_derived_cl1077, 
% 21.33/3.75                 zip_derived_cl1115, zip_derived_cl1151, zip_derived_cl1200, 
% 21.33/3.75                 zip_derived_cl1243, zip_derived_cl1302, zip_derived_cl1364, 
% 21.33/3.75                 zip_derived_cl1429, zip_derived_cl1494, zip_derived_cl1555, 
% 21.33/3.75                 zip_derived_cl1613, zip_derived_cl1683, zip_derived_cl1752, 
% 21.33/3.75                 zip_derived_cl1822])).
% 21.33/3.75  thf(zip_derived_cl1956, plain,
% 21.33/3.75      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.75         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 21.33/3.75         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i, 
% 21.33/3.75         X21 : $i]:
% 21.33/3.75          (ssNder1_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 21.33/3.75           X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 21.33/3.75           X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21)),
% 21.33/3.75      inference('demod', [status(thm)],
% 21.33/3.75                [zip_derived_cl387, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.75                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.75                 zip_derived_cl1024, zip_derived_cl1051, zip_derived_cl1077, 
% 21.33/3.75                 zip_derived_cl1115, zip_derived_cl1151, zip_derived_cl1200, 
% 21.33/3.75                 zip_derived_cl1243, zip_derived_cl1302, zip_derived_cl1364, 
% 21.33/3.75                 zip_derived_cl1429, zip_derived_cl1494, zip_derived_cl1555, 
% 21.33/3.75                 zip_derived_cl1613, zip_derived_cl1683, zip_derived_cl1752, 
% 21.33/3.75                 zip_derived_cl1822, zip_derived_cl1890])).
% 21.33/3.75  thf(zip_derived_cl2043, plain,
% 21.33/3.75      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.75         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 21.33/3.75         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i, 
% 21.33/3.75         X21 : $i, X22 : $i]:
% 21.33/3.75          (ssNder1_23r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 21.33/3.75           X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 21.33/3.75           X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21 @ X22)),
% 21.33/3.75      inference('demod', [status(thm)],
% 21.33/3.75                [zip_derived_cl338, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.75                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.75                 zip_derived_cl1024, zip_derived_cl1051, zip_derived_cl1077, 
% 21.33/3.75                 zip_derived_cl1115, zip_derived_cl1151, zip_derived_cl1200, 
% 21.33/3.75                 zip_derived_cl1243, zip_derived_cl1302, zip_derived_cl1364, 
% 21.33/3.75                 zip_derived_cl1429, zip_derived_cl1494, zip_derived_cl1555, 
% 21.33/3.75                 zip_derived_cl1613, zip_derived_cl1683, zip_derived_cl1752, 
% 21.33/3.75                 zip_derived_cl1822, zip_derived_cl1890, zip_derived_cl1956])).
% 21.33/3.75  thf(zip_derived_cl2139, plain,
% 21.33/3.75      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.75         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 21.33/3.75         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i, 
% 21.33/3.75         X21 : $i, X22 : $i, X23 : $i]:
% 21.33/3.75         ( (ssPv27_24r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 21.33/3.75            X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 21.33/3.75            X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21 @ X22 @ X23)
% 21.33/3.75          | ~ (ssPv27_2r1r1 @ X0 @ X1))),
% 21.33/3.75      inference('demod', [status(thm)],
% 21.33/3.75                [zip_derived_cl282, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.75                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.75                 zip_derived_cl1024, zip_derived_cl1051, zip_derived_cl1077, 
% 21.33/3.75                 zip_derived_cl1115, zip_derived_cl1151, zip_derived_cl1200, 
% 21.33/3.75                 zip_derived_cl1243, zip_derived_cl1302, zip_derived_cl1364, 
% 21.33/3.75                 zip_derived_cl1429, zip_derived_cl1494, zip_derived_cl1555, 
% 21.33/3.75                 zip_derived_cl1613, zip_derived_cl1683, zip_derived_cl1752, 
% 21.33/3.75                 zip_derived_cl1822, zip_derived_cl1890, zip_derived_cl1956, 
% 21.33/3.75                 zip_derived_cl2043])).
% 21.33/3.75  thf(clause537, conjecture,
% 21.33/3.75    (~( ( ssPv7_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.75          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 21.33/3.75          X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ skc28 ) | 
% 21.33/3.75        ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 21.33/3.75        ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 21.33/3.75        ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 21.33/3.75        ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 21.33/3.75        ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 21.33/3.75        ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 21.33/3.75        ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 21.33/3.75        ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 21.33/3.75        ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 21.33/3.75        ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.75             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 21.33/3.75        ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.75             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 21.33/3.75        ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.75             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 21.33/3.75        ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.75             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 21.33/3.75        ( ~( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.75             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) | 
% 21.33/3.75        ( ~( ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.75             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) ) | 
% 21.33/3.75        ( ~( ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.75             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 21.33/3.75             X9 @ X10 ) ) | 
% 21.33/3.75        ( ~( ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.75             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 21.33/3.75             X9 @ X10 @ X11 ) ) | 
% 21.33/3.75        ( ~( ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.75             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 21.33/3.75             X9 @ X10 @ X11 @ X12 ) ) | 
% 21.33/3.75        ( ~( ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.75             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 21.33/3.75             X9 @ X10 @ X11 @ X12 @ X13 ) ) | 
% 21.33/3.75        ( ~( ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.75             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 21.33/3.75             X9 @ X10 @ X11 @ X12 @ X13 @ X14 ) ) ))).
% 21.33/3.75  thf(zf_stmt_27, negated_conjecture,
% 21.33/3.75    (( ssPv7_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.75       U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 21.33/3.75       X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ skc28 ) | 
% 21.33/3.75     ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 21.33/3.75     ( ~( ssNder1_2r1r1 @ U @ V ) ) | ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 21.33/3.75     ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 21.33/3.75     ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 21.33/3.75     ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 21.33/3.75     ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 21.33/3.75     ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 21.33/3.75     ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 21.33/3.75     ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.75          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 21.33/3.75     ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.75          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 21.33/3.75     ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.75          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 21.33/3.75     ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.75          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 21.33/3.75     ( ~( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.75          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) | 
% 21.33/3.75     ( ~( ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.75          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) ) | 
% 21.33/3.75     ( ~( ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.75          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 21.33/3.75          X10 ) ) | 
% 21.33/3.75     ( ~( ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.75          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 21.33/3.75          X10 @ X11 ) ) | 
% 21.33/3.75     ( ~( ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.75          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 21.33/3.75          X10 @ X11 @ X12 ) ) | 
% 21.33/3.75     ( ~( ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.75          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 21.33/3.75          X10 @ X11 @ X12 @ X13 ) ) | 
% 21.33/3.75     ( ~( ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.75          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 21.33/3.75          X10 @ X11 @ X12 @ X13 @ X14 ) )),
% 21.33/3.75    inference('cnf.neg', [status(esa)], [clause537])).
% 21.33/3.75  thf(zip_derived_cl431, plain,
% 21.33/3.75      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.75         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 21.33/3.75         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i]:
% 21.33/3.75         ( (ssPv7_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 21.33/3.75            X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 21.33/3.75            X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ skc28)
% 21.33/3.75          | ~ (ssNder1_0)
% 21.33/3.75          | ~ (ssNder1_1r1 @ X0)
% 21.33/3.75          | ~ (ssNder1_2r1r1 @ X0 @ X1)
% 21.33/3.75          | ~ (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)
% 21.33/3.75          | ~ (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)
% 21.33/3.75          | ~ (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)
% 21.33/3.75          | ~ (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)
% 21.33/3.75          | ~ (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)
% 21.33/3.75          | ~ (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 21.33/3.75               X7)
% 21.33/3.75          | ~ (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 21.33/3.75               X6 @ X7 @ X8)
% 21.33/3.75          | ~ (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 21.33/3.75               X6 @ X7 @ X8 @ X9)
% 21.33/3.75          | ~ (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 21.33/3.75               X5 @ X6 @ X7 @ X8 @ X9 @ X10)
% 21.33/3.75          | ~ (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 21.33/3.75               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11)
% 21.33/3.75          | ~ (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 21.33/3.75               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)
% 21.33/3.75          | ~ (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 21.33/3.75               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)
% 21.33/3.75          | ~ (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 21.33/3.75               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)
% 21.33/3.75          | ~ (ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 21.33/3.75               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 21.33/3.75               X14 @ X15)
% 21.33/3.75          | ~ (ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 21.33/3.75               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 21.33/3.75               X14 @ X15 @ X16)
% 21.33/3.75          | ~ (ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 21.33/3.75               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 21.33/3.75               X14 @ X15 @ X16 @ X17)
% 21.33/3.75          | ~ (ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 21.33/3.75               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 21.33/3.75               X14 @ X15 @ X16 @ X17 @ X18)
% 21.33/3.75          | ~ (ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 21.33/3.75               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 21.33/3.75               X14 @ X15 @ X16 @ X17 @ X18 @ X19))),
% 21.33/3.75      inference('cnf', [status(esa)], [zf_stmt_27])).
% 21.33/3.75  thf(zip_derived_cl967, plain, ( (ssNder1_0)),
% 21.33/3.75      inference('cnf', [status(esa)], [zf_stmt_1])).
% 21.33/3.75  thf(zip_derived_cl973, plain, (![X0 : $i]:  (ssNder1_1r1 @ X0)),
% 21.33/3.75      inference('demod', [status(thm)], [zip_derived_cl966, zip_derived_cl967])).
% 21.33/3.75  thf(zip_derived_cl974, plain,
% 21.33/3.75      (![X0 : $i, X1 : $i]:  (ssNder1_2r1r1 @ X0 @ X1)),
% 21.33/3.75      inference('demod', [status(thm)],
% 21.33/3.75                [zip_derived_cl965, zip_derived_cl967, zip_derived_cl973])).
% 21.33/3.75  thf(zip_derived_cl979, plain,
% 21.33/3.75      (![X0 : $i, X1 : $i, X2 : $i]:  (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)),
% 21.33/3.75      inference('demod', [status(thm)],
% 21.33/3.75                [zip_derived_cl954, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.75                 zip_derived_cl974])).
% 21.33/3.75  thf(zip_derived_cl999, plain,
% 21.33/3.75      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 21.33/3.75          (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)),
% 21.33/3.75      inference('demod', [status(thm)],
% 21.33/3.75                [zip_derived_cl946, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.75                 zip_derived_cl974, zip_derived_cl979])).
% 21.33/3.75  thf(zip_derived_cl1024, plain,
% 21.33/3.75      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 21.33/3.75          (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)),
% 21.33/3.75      inference('demod', [status(thm)],
% 21.33/3.75                [zip_derived_cl931, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.75                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999])).
% 21.33/3.75  thf(zip_derived_cl1051, plain,
% 21.33/3.75      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 21.33/3.75          (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)),
% 21.33/3.75      inference('demod', [status(thm)],
% 21.33/3.75                [zip_derived_cl917, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.75                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.75                 zip_derived_cl1024])).
% 21.33/3.75  thf(zip_derived_cl1077, plain,
% 21.33/3.75      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i]:
% 21.33/3.75          (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)),
% 21.33/3.75      inference('demod', [status(thm)],
% 21.33/3.75                [zip_derived_cl900, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.75                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.75                 zip_derived_cl1024, zip_derived_cl1051])).
% 21.33/3.75  thf(zip_derived_cl1115, plain,
% 21.33/3.75      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, X7 : $i]:
% 21.33/3.75          (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7)),
% 21.33/3.75      inference('demod', [status(thm)],
% 21.33/3.75                [zip_derived_cl879, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.75                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.75                 zip_derived_cl1024, zip_derived_cl1051, zip_derived_cl1077])).
% 21.33/3.75  thf(zip_derived_cl1151, plain,
% 21.33/3.75      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.75         X7 : $i, X8 : $i]:
% 21.33/3.75          (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 21.33/3.75           X7 @ X8)),
% 21.33/3.75      inference('demod', [status(thm)],
% 21.33/3.75                [zip_derived_cl857, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.75                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.75                 zip_derived_cl1024, zip_derived_cl1051, zip_derived_cl1077, 
% 21.33/3.75                 zip_derived_cl1115])).
% 21.33/3.75  thf(zip_derived_cl1200, plain,
% 21.33/3.75      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.75         X7 : $i, X8 : $i, X9 : $i]:
% 21.33/3.75          (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 21.33/3.75           X7 @ X8 @ X9)),
% 21.33/3.75      inference('demod', [status(thm)],
% 21.33/3.75                [zip_derived_cl830, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.75                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.75                 zip_derived_cl1024, zip_derived_cl1051, zip_derived_cl1077, 
% 21.33/3.75                 zip_derived_cl1115, zip_derived_cl1151])).
% 21.33/3.75  thf(zip_derived_cl1243, plain,
% 21.33/3.75      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.75         X7 : $i, X8 : $i, X9 : $i, X10 : $i]:
% 21.33/3.75          (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 21.33/3.75           X6 @ X7 @ X8 @ X9 @ X10)),
% 21.33/3.75      inference('demod', [status(thm)],
% 21.33/3.75                [zip_derived_cl803, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.75                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.75                 zip_derived_cl1024, zip_derived_cl1051, zip_derived_cl1077, 
% 21.33/3.75                 zip_derived_cl1115, zip_derived_cl1151, zip_derived_cl1200])).
% 21.33/3.75  thf(zip_derived_cl1302, plain,
% 21.33/3.75      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.75         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i]:
% 21.33/3.75          (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 21.33/3.75           X6 @ X7 @ X8 @ X9 @ X10 @ X11)),
% 21.33/3.75      inference('demod', [status(thm)],
% 21.33/3.75                [zip_derived_cl777, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.75                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.75                 zip_derived_cl1024, zip_derived_cl1051, zip_derived_cl1077, 
% 21.33/3.75                 zip_derived_cl1115, zip_derived_cl1151, zip_derived_cl1200, 
% 21.33/3.75                 zip_derived_cl1243])).
% 21.33/3.75  thf(zip_derived_cl1364, plain,
% 21.33/3.75      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.75         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i]:
% 21.33/3.75          (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 21.33/3.75           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)),
% 21.33/3.75      inference('demod', [status(thm)],
% 21.33/3.75                [zip_derived_cl742, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.75                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.75                 zip_derived_cl1024, zip_derived_cl1051, zip_derived_cl1077, 
% 21.33/3.75                 zip_derived_cl1115, zip_derived_cl1151, zip_derived_cl1200, 
% 21.33/3.75                 zip_derived_cl1243, zip_derived_cl1302])).
% 21.33/3.75  thf(zip_derived_cl1429, plain,
% 21.33/3.75      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.75         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i]:
% 21.33/3.75          (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 21.33/3.75           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)),
% 21.33/3.75      inference('demod', [status(thm)],
% 21.33/3.75                [zip_derived_cl712, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.75                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.75                 zip_derived_cl1024, zip_derived_cl1051, zip_derived_cl1077, 
% 21.33/3.75                 zip_derived_cl1115, zip_derived_cl1151, zip_derived_cl1200, 
% 21.33/3.75                 zip_derived_cl1243, zip_derived_cl1302, zip_derived_cl1364])).
% 21.33/3.75  thf(zip_derived_cl1494, plain,
% 21.33/3.75      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.75         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 21.33/3.75         X14 : $i]:
% 21.33/3.75          (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 21.33/3.75           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)),
% 21.33/3.75      inference('demod', [status(thm)],
% 21.33/3.75                [zip_derived_cl677, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.75                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.75                 zip_derived_cl1024, zip_derived_cl1051, zip_derived_cl1077, 
% 21.33/3.75                 zip_derived_cl1115, zip_derived_cl1151, zip_derived_cl1200, 
% 21.33/3.75                 zip_derived_cl1243, zip_derived_cl1302, zip_derived_cl1364, 
% 21.33/3.75                 zip_derived_cl1429])).
% 21.33/3.75  thf(zip_derived_cl1555, plain,
% 21.33/3.75      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.75         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 21.33/3.75         X14 : $i, X15 : $i]:
% 21.33/3.75          (ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 21.33/3.75           X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15)),
% 21.33/3.75      inference('demod', [status(thm)],
% 21.33/3.75                [zip_derived_cl635, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.75                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.75                 zip_derived_cl1024, zip_derived_cl1051, zip_derived_cl1077, 
% 21.33/3.75                 zip_derived_cl1115, zip_derived_cl1151, zip_derived_cl1200, 
% 21.33/3.75                 zip_derived_cl1243, zip_derived_cl1302, zip_derived_cl1364, 
% 21.33/3.75                 zip_derived_cl1429, zip_derived_cl1494])).
% 21.33/3.75  thf(zip_derived_cl1613, plain,
% 21.33/3.75      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.75         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 21.33/3.75         X14 : $i, X15 : $i, X16 : $i]:
% 21.33/3.75          (ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 21.33/3.75           X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ 
% 21.33/3.75           X16)),
% 21.33/3.75      inference('demod', [status(thm)],
% 21.33/3.75                [zip_derived_cl601, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.75                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.75                 zip_derived_cl1024, zip_derived_cl1051, zip_derived_cl1077, 
% 21.33/3.75                 zip_derived_cl1115, zip_derived_cl1151, zip_derived_cl1200, 
% 21.33/3.75                 zip_derived_cl1243, zip_derived_cl1302, zip_derived_cl1364, 
% 21.33/3.75                 zip_derived_cl1429, zip_derived_cl1494, zip_derived_cl1555])).
% 21.33/3.75  thf(zip_derived_cl1683, plain,
% 21.33/3.75      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.75         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 21.33/3.75         X14 : $i, X15 : $i, X16 : $i, X17 : $i]:
% 21.33/3.75          (ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 21.33/3.75           X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 21.33/3.75           X15 @ X16 @ X17)),
% 21.33/3.75      inference('demod', [status(thm)],
% 21.33/3.75                [zip_derived_cl564, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.75                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.75                 zip_derived_cl1024, zip_derived_cl1051, zip_derived_cl1077, 
% 21.33/3.75                 zip_derived_cl1115, zip_derived_cl1151, zip_derived_cl1200, 
% 21.33/3.75                 zip_derived_cl1243, zip_derived_cl1302, zip_derived_cl1364, 
% 21.33/3.75                 zip_derived_cl1429, zip_derived_cl1494, zip_derived_cl1555, 
% 21.33/3.75                 zip_derived_cl1613])).
% 21.33/3.75  thf(zip_derived_cl1752, plain,
% 21.33/3.75      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.75         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 21.33/3.75         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i]:
% 21.33/3.75          (ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 21.33/3.75           X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 21.33/3.75           X15 @ X16 @ X17 @ X18)),
% 21.33/3.75      inference('demod', [status(thm)],
% 21.33/3.75                [zip_derived_cl522, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.75                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.75                 zip_derived_cl1024, zip_derived_cl1051, zip_derived_cl1077, 
% 21.33/3.75                 zip_derived_cl1115, zip_derived_cl1151, zip_derived_cl1200, 
% 21.33/3.75                 zip_derived_cl1243, zip_derived_cl1302, zip_derived_cl1364, 
% 21.33/3.75                 zip_derived_cl1429, zip_derived_cl1494, zip_derived_cl1555, 
% 21.33/3.75                 zip_derived_cl1613, zip_derived_cl1683])).
% 21.33/3.75  thf(zip_derived_cl1822, plain,
% 21.33/3.75      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.75         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 21.33/3.75         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i]:
% 21.33/3.75          (ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 21.33/3.75           X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 21.33/3.75           X15 @ X16 @ X17 @ X18 @ X19)),
% 21.33/3.75      inference('demod', [status(thm)],
% 21.33/3.75                [zip_derived_cl478, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.75                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.75                 zip_derived_cl1024, zip_derived_cl1051, zip_derived_cl1077, 
% 21.33/3.75                 zip_derived_cl1115, zip_derived_cl1151, zip_derived_cl1200, 
% 21.33/3.75                 zip_derived_cl1243, zip_derived_cl1302, zip_derived_cl1364, 
% 21.33/3.75                 zip_derived_cl1429, zip_derived_cl1494, zip_derived_cl1555, 
% 21.33/3.75                 zip_derived_cl1613, zip_derived_cl1683, zip_derived_cl1752])).
% 21.33/3.75  thf(zip_derived_cl1893, plain,
% 21.33/3.75      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.75         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 21.33/3.75         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i]:
% 21.33/3.75          (ssPv7_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 21.33/3.75           X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 21.33/3.75           X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ skc28)),
% 21.33/3.75      inference('demod', [status(thm)],
% 21.33/3.75                [zip_derived_cl431, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.75                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.75                 zip_derived_cl1024, zip_derived_cl1051, zip_derived_cl1077, 
% 21.33/3.75                 zip_derived_cl1115, zip_derived_cl1151, zip_derived_cl1200, 
% 21.33/3.75                 zip_derived_cl1243, zip_derived_cl1302, zip_derived_cl1364, 
% 21.33/3.75                 zip_derived_cl1429, zip_derived_cl1494, zip_derived_cl1555, 
% 21.33/3.75                 zip_derived_cl1613, zip_derived_cl1683, zip_derived_cl1752, 
% 21.33/3.75                 zip_derived_cl1822])).
% 21.33/3.75  thf(clause582, conjecture,
% 21.33/3.75    (~( ( ssPv6_23r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.75          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 21.33/3.75          X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 @ skc26 ) | 
% 21.33/3.75        ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 21.33/3.75        ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 21.33/3.75        ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 21.33/3.75        ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 21.33/3.75        ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 21.33/3.75        ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 21.33/3.75        ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 21.33/3.75        ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 21.33/3.75        ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 21.33/3.75        ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.75             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 21.33/3.75        ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.75             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 21.33/3.75        ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.75             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 21.33/3.75        ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.75             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 21.33/3.75        ( ~( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.75             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) | 
% 21.33/3.75        ( ~( ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.75             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) ) | 
% 21.33/3.75        ( ~( ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.75             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 21.33/3.75             X9 @ X10 ) ) | 
% 21.33/3.75        ( ~( ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.75             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 21.33/3.75             X9 @ X10 @ X11 ) ) | 
% 21.33/3.75        ( ~( ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.75             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 21.33/3.75             X9 @ X10 @ X11 @ X12 ) ) | 
% 21.33/3.75        ( ~( ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.75             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 21.33/3.75             X9 @ X10 @ X11 @ X12 @ X13 ) ) | 
% 21.33/3.75        ( ~( ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.75             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 21.33/3.75             X9 @ X10 @ X11 @ X12 @ X13 @ X14 ) ) | 
% 21.33/3.75        ( ~( ssNder1_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.75             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 21.33/3.75             X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 ) ) ))).
% 21.33/3.75  thf(zf_stmt_28, negated_conjecture,
% 21.33/3.75    (( ssPv6_23r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.75       U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 21.33/3.75       X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 @ skc26 ) | 
% 21.33/3.75     ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 21.33/3.75     ( ~( ssNder1_2r1r1 @ U @ V ) ) | ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 21.33/3.75     ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 21.33/3.75     ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 21.33/3.75     ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 21.33/3.75     ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 21.33/3.75     ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 21.33/3.75     ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 21.33/3.75     ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.75          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 21.33/3.75     ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.75          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 21.33/3.75     ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.75          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 21.33/3.75     ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.75          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 21.33/3.75     ( ~( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.75          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) | 
% 21.33/3.75     ( ~( ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.75          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) ) | 
% 21.33/3.75     ( ~( ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.75          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 21.33/3.75          X10 ) ) | 
% 21.33/3.75     ( ~( ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.75          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 21.33/3.75          X10 @ X11 ) ) | 
% 21.33/3.75     ( ~( ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.75          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 21.33/3.75          X10 @ X11 @ X12 ) ) | 
% 21.33/3.75     ( ~( ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.75          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 21.33/3.75          X10 @ X11 @ X12 @ X13 ) ) | 
% 21.33/3.75     ( ~( ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.75          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 21.33/3.75          X10 @ X11 @ X12 @ X13 @ X14 ) ) | 
% 21.33/3.75     ( ~( ssNder1_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.75          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 21.33/3.75          X10 @ X11 @ X12 @ X13 @ X14 @ X15 ) )),
% 21.33/3.75    inference('cnf.neg', [status(esa)], [clause582])).
% 21.33/3.75  thf(zip_derived_cl386, plain,
% 21.33/3.75      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.75         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 21.33/3.75         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i, 
% 21.33/3.75         X21 : $i]:
% 21.33/3.75         ( (ssPv6_23r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 21.33/3.75            X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 21.33/3.75            X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21 @ skc26)
% 21.33/3.75          | ~ (ssNder1_0)
% 21.33/3.75          | ~ (ssNder1_1r1 @ X0)
% 21.33/3.75          | ~ (ssNder1_2r1r1 @ X0 @ X1)
% 21.33/3.75          | ~ (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)
% 21.33/3.75          | ~ (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)
% 21.33/3.75          | ~ (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)
% 21.33/3.75          | ~ (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)
% 21.33/3.75          | ~ (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)
% 21.33/3.75          | ~ (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 21.33/3.75               X7)
% 21.33/3.75          | ~ (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 21.33/3.75               X6 @ X7 @ X8)
% 21.33/3.75          | ~ (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 21.33/3.75               X6 @ X7 @ X8 @ X9)
% 21.33/3.75          | ~ (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 21.33/3.75               X5 @ X6 @ X7 @ X8 @ X9 @ X10)
% 21.33/3.75          | ~ (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 21.33/3.75               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11)
% 21.33/3.75          | ~ (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 21.33/3.75               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)
% 21.33/3.75          | ~ (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 21.33/3.75               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)
% 21.33/3.75          | ~ (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 21.33/3.75               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)
% 21.33/3.75          | ~ (ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 21.33/3.75               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 21.33/3.75               X14 @ X15)
% 21.33/3.75          | ~ (ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 21.33/3.75               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 21.33/3.75               X14 @ X15 @ X16)
% 21.33/3.75          | ~ (ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 21.33/3.75               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 21.33/3.75               X14 @ X15 @ X16 @ X17)
% 21.33/3.75          | ~ (ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 21.33/3.75               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 21.33/3.75               X14 @ X15 @ X16 @ X17 @ X18)
% 21.33/3.75          | ~ (ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 21.33/3.75               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 21.33/3.75               X14 @ X15 @ X16 @ X17 @ X18 @ X19)
% 21.33/3.75          | ~ (ssNder1_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 21.33/3.75               X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 21.33/3.75               X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20))),
% 21.33/3.75      inference('cnf', [status(esa)], [zf_stmt_28])).
% 21.33/3.75  thf(zip_derived_cl967, plain, ( (ssNder1_0)),
% 21.33/3.75      inference('cnf', [status(esa)], [zf_stmt_1])).
% 21.33/3.75  thf(zip_derived_cl973, plain, (![X0 : $i]:  (ssNder1_1r1 @ X0)),
% 21.33/3.75      inference('demod', [status(thm)], [zip_derived_cl966, zip_derived_cl967])).
% 21.33/3.75  thf(zip_derived_cl974, plain,
% 21.33/3.75      (![X0 : $i, X1 : $i]:  (ssNder1_2r1r1 @ X0 @ X1)),
% 21.33/3.75      inference('demod', [status(thm)],
% 21.33/3.75                [zip_derived_cl965, zip_derived_cl967, zip_derived_cl973])).
% 21.33/3.75  thf(zip_derived_cl979, plain,
% 21.33/3.75      (![X0 : $i, X1 : $i, X2 : $i]:  (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)),
% 21.33/3.75      inference('demod', [status(thm)],
% 21.33/3.75                [zip_derived_cl954, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.75                 zip_derived_cl974])).
% 21.33/3.75  thf(zip_derived_cl999, plain,
% 21.33/3.75      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 21.33/3.75          (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)),
% 21.33/3.75      inference('demod', [status(thm)],
% 21.33/3.75                [zip_derived_cl946, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.75                 zip_derived_cl974, zip_derived_cl979])).
% 21.33/3.75  thf(zip_derived_cl1024, plain,
% 21.33/3.75      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 21.33/3.75          (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)),
% 21.33/3.75      inference('demod', [status(thm)],
% 21.33/3.75                [zip_derived_cl931, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.75                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999])).
% 21.33/3.75  thf(zip_derived_cl1051, plain,
% 21.33/3.75      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 21.33/3.75          (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)),
% 21.33/3.75      inference('demod', [status(thm)],
% 21.33/3.75                [zip_derived_cl917, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.75                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.75                 zip_derived_cl1024])).
% 21.33/3.75  thf(zip_derived_cl1077, plain,
% 21.33/3.75      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i]:
% 21.33/3.75          (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)),
% 21.33/3.75      inference('demod', [status(thm)],
% 21.33/3.75                [zip_derived_cl900, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.75                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.75                 zip_derived_cl1024, zip_derived_cl1051])).
% 21.33/3.75  thf(zip_derived_cl1115, plain,
% 21.33/3.75      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, X7 : $i]:
% 21.33/3.75          (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7)),
% 21.33/3.75      inference('demod', [status(thm)],
% 21.33/3.75                [zip_derived_cl879, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.75                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.75                 zip_derived_cl1024, zip_derived_cl1051, zip_derived_cl1077])).
% 21.33/3.75  thf(zip_derived_cl1151, plain,
% 21.33/3.75      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.75         X7 : $i, X8 : $i]:
% 21.33/3.75          (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 21.33/3.75           X7 @ X8)),
% 21.33/3.75      inference('demod', [status(thm)],
% 21.33/3.75                [zip_derived_cl857, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.75                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.75                 zip_derived_cl1024, zip_derived_cl1051, zip_derived_cl1077, 
% 21.33/3.75                 zip_derived_cl1115])).
% 21.33/3.75  thf(zip_derived_cl1200, plain,
% 21.33/3.75      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.75         X7 : $i, X8 : $i, X9 : $i]:
% 21.33/3.75          (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 21.33/3.75           X7 @ X8 @ X9)),
% 21.33/3.75      inference('demod', [status(thm)],
% 21.33/3.75                [zip_derived_cl830, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.75                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.75                 zip_derived_cl1024, zip_derived_cl1051, zip_derived_cl1077, 
% 21.33/3.75                 zip_derived_cl1115, zip_derived_cl1151])).
% 21.33/3.75  thf(zip_derived_cl1243, plain,
% 21.33/3.75      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.75         X7 : $i, X8 : $i, X9 : $i, X10 : $i]:
% 21.33/3.75          (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 21.33/3.75           X6 @ X7 @ X8 @ X9 @ X10)),
% 21.33/3.75      inference('demod', [status(thm)],
% 21.33/3.75                [zip_derived_cl803, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.75                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.75                 zip_derived_cl1024, zip_derived_cl1051, zip_derived_cl1077, 
% 21.33/3.75                 zip_derived_cl1115, zip_derived_cl1151, zip_derived_cl1200])).
% 21.33/3.75  thf(zip_derived_cl1302, plain,
% 21.33/3.75      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.75         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i]:
% 21.33/3.75          (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 21.33/3.75           X6 @ X7 @ X8 @ X9 @ X10 @ X11)),
% 21.33/3.75      inference('demod', [status(thm)],
% 21.33/3.75                [zip_derived_cl777, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.75                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.75                 zip_derived_cl1024, zip_derived_cl1051, zip_derived_cl1077, 
% 21.33/3.75                 zip_derived_cl1115, zip_derived_cl1151, zip_derived_cl1200, 
% 21.33/3.75                 zip_derived_cl1243])).
% 21.33/3.75  thf(zip_derived_cl1364, plain,
% 21.33/3.75      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.75         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i]:
% 21.33/3.75          (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 21.33/3.75           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)),
% 21.33/3.75      inference('demod', [status(thm)],
% 21.33/3.75                [zip_derived_cl742, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.75                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.75                 zip_derived_cl1024, zip_derived_cl1051, zip_derived_cl1077, 
% 21.33/3.75                 zip_derived_cl1115, zip_derived_cl1151, zip_derived_cl1200, 
% 21.33/3.75                 zip_derived_cl1243, zip_derived_cl1302])).
% 21.33/3.75  thf(zip_derived_cl1429, plain,
% 21.33/3.75      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.75         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i]:
% 21.33/3.75          (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 21.33/3.75           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)),
% 21.33/3.75      inference('demod', [status(thm)],
% 21.33/3.75                [zip_derived_cl712, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.75                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.75                 zip_derived_cl1024, zip_derived_cl1051, zip_derived_cl1077, 
% 21.33/3.75                 zip_derived_cl1115, zip_derived_cl1151, zip_derived_cl1200, 
% 21.33/3.75                 zip_derived_cl1243, zip_derived_cl1302, zip_derived_cl1364])).
% 21.33/3.75  thf(zip_derived_cl1494, plain,
% 21.33/3.75      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.75         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 21.33/3.75         X14 : $i]:
% 21.33/3.75          (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 21.33/3.75           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)),
% 21.33/3.75      inference('demod', [status(thm)],
% 21.33/3.75                [zip_derived_cl677, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.75                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.75                 zip_derived_cl1024, zip_derived_cl1051, zip_derived_cl1077, 
% 21.33/3.75                 zip_derived_cl1115, zip_derived_cl1151, zip_derived_cl1200, 
% 21.33/3.75                 zip_derived_cl1243, zip_derived_cl1302, zip_derived_cl1364, 
% 21.33/3.75                 zip_derived_cl1429])).
% 21.33/3.75  thf(zip_derived_cl1555, plain,
% 21.33/3.75      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.75         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 21.33/3.75         X14 : $i, X15 : $i]:
% 21.33/3.75          (ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 21.33/3.75           X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15)),
% 21.33/3.75      inference('demod', [status(thm)],
% 21.33/3.75                [zip_derived_cl635, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.75                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.75                 zip_derived_cl1024, zip_derived_cl1051, zip_derived_cl1077, 
% 21.33/3.75                 zip_derived_cl1115, zip_derived_cl1151, zip_derived_cl1200, 
% 21.33/3.75                 zip_derived_cl1243, zip_derived_cl1302, zip_derived_cl1364, 
% 21.33/3.75                 zip_derived_cl1429, zip_derived_cl1494])).
% 21.33/3.75  thf(zip_derived_cl1613, plain,
% 21.33/3.75      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.75         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 21.33/3.75         X14 : $i, X15 : $i, X16 : $i]:
% 21.33/3.75          (ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 21.33/3.75           X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ 
% 21.33/3.75           X16)),
% 21.33/3.75      inference('demod', [status(thm)],
% 21.33/3.75                [zip_derived_cl601, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.75                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.75                 zip_derived_cl1024, zip_derived_cl1051, zip_derived_cl1077, 
% 21.33/3.75                 zip_derived_cl1115, zip_derived_cl1151, zip_derived_cl1200, 
% 21.33/3.75                 zip_derived_cl1243, zip_derived_cl1302, zip_derived_cl1364, 
% 21.33/3.75                 zip_derived_cl1429, zip_derived_cl1494, zip_derived_cl1555])).
% 21.33/3.75  thf(zip_derived_cl1683, plain,
% 21.33/3.75      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.75         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 21.33/3.75         X14 : $i, X15 : $i, X16 : $i, X17 : $i]:
% 21.33/3.75          (ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 21.33/3.75           X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 21.33/3.75           X15 @ X16 @ X17)),
% 21.33/3.75      inference('demod', [status(thm)],
% 21.33/3.75                [zip_derived_cl564, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.75                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.75                 zip_derived_cl1024, zip_derived_cl1051, zip_derived_cl1077, 
% 21.33/3.75                 zip_derived_cl1115, zip_derived_cl1151, zip_derived_cl1200, 
% 21.33/3.75                 zip_derived_cl1243, zip_derived_cl1302, zip_derived_cl1364, 
% 21.33/3.75                 zip_derived_cl1429, zip_derived_cl1494, zip_derived_cl1555, 
% 21.33/3.75                 zip_derived_cl1613])).
% 21.33/3.75  thf(zip_derived_cl1752, plain,
% 21.33/3.75      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.75         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 21.33/3.75         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i]:
% 21.33/3.75          (ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 21.33/3.75           X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 21.33/3.75           X15 @ X16 @ X17 @ X18)),
% 21.33/3.75      inference('demod', [status(thm)],
% 21.33/3.75                [zip_derived_cl522, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.75                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.75                 zip_derived_cl1024, zip_derived_cl1051, zip_derived_cl1077, 
% 21.33/3.75                 zip_derived_cl1115, zip_derived_cl1151, zip_derived_cl1200, 
% 21.33/3.75                 zip_derived_cl1243, zip_derived_cl1302, zip_derived_cl1364, 
% 21.33/3.75                 zip_derived_cl1429, zip_derived_cl1494, zip_derived_cl1555, 
% 21.33/3.75                 zip_derived_cl1613, zip_derived_cl1683])).
% 21.33/3.75  thf(zip_derived_cl1822, plain,
% 21.33/3.75      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.75         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 21.33/3.75         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i]:
% 21.33/3.75          (ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 21.33/3.75           X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 21.33/3.75           X15 @ X16 @ X17 @ X18 @ X19)),
% 21.33/3.75      inference('demod', [status(thm)],
% 21.33/3.75                [zip_derived_cl478, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.75                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.75                 zip_derived_cl1024, zip_derived_cl1051, zip_derived_cl1077, 
% 21.33/3.75                 zip_derived_cl1115, zip_derived_cl1151, zip_derived_cl1200, 
% 21.33/3.75                 zip_derived_cl1243, zip_derived_cl1302, zip_derived_cl1364, 
% 21.33/3.75                 zip_derived_cl1429, zip_derived_cl1494, zip_derived_cl1555, 
% 21.33/3.75                 zip_derived_cl1613, zip_derived_cl1683, zip_derived_cl1752])).
% 21.33/3.75  thf(zip_derived_cl1890, plain,
% 21.33/3.75      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.75         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 21.33/3.75         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i]:
% 21.33/3.75          (ssNder1_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 21.33/3.75           X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 21.33/3.75           X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20)),
% 21.33/3.75      inference('demod', [status(thm)],
% 21.33/3.75                [zip_derived_cl432, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.75                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.75                 zip_derived_cl1024, zip_derived_cl1051, zip_derived_cl1077, 
% 21.33/3.75                 zip_derived_cl1115, zip_derived_cl1151, zip_derived_cl1200, 
% 21.33/3.75                 zip_derived_cl1243, zip_derived_cl1302, zip_derived_cl1364, 
% 21.33/3.75                 zip_derived_cl1429, zip_derived_cl1494, zip_derived_cl1555, 
% 21.33/3.75                 zip_derived_cl1613, zip_derived_cl1683, zip_derived_cl1752, 
% 21.33/3.75                 zip_derived_cl1822])).
% 21.33/3.75  thf(zip_derived_cl1955, plain,
% 21.33/3.75      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.75         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 21.33/3.75         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i, 
% 21.33/3.75         X21 : $i]:
% 21.33/3.75          (ssPv6_23r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 21.33/3.75           X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 21.33/3.75           X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21 @ skc26)),
% 21.33/3.75      inference('demod', [status(thm)],
% 21.33/3.75                [zip_derived_cl386, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.75                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.75                 zip_derived_cl1024, zip_derived_cl1051, zip_derived_cl1077, 
% 21.33/3.75                 zip_derived_cl1115, zip_derived_cl1151, zip_derived_cl1200, 
% 21.33/3.75                 zip_derived_cl1243, zip_derived_cl1302, zip_derived_cl1364, 
% 21.33/3.75                 zip_derived_cl1429, zip_derived_cl1494, zip_derived_cl1555, 
% 21.33/3.75                 zip_derived_cl1613, zip_derived_cl1683, zip_derived_cl1752, 
% 21.33/3.75                 zip_derived_cl1822, zip_derived_cl1890])).
% 21.33/3.75  thf(clause680, conjecture,
% 21.33/3.75    (~( ( ssPv7_23r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.75          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 21.33/3.75          X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 @ X17 ) | 
% 21.33/3.75        ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 21.33/3.75        ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 21.33/3.75        ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 21.33/3.75        ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 21.33/3.75        ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 21.33/3.75        ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 21.33/3.75        ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 21.33/3.75        ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 21.33/3.75        ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 21.33/3.75        ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.75             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 21.33/3.75        ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.75             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 21.33/3.75        ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.75             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 21.33/3.75        ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.75             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 21.33/3.75        ( ~( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.75             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) | 
% 21.33/3.75        ( ~( ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.75             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) ) | 
% 21.33/3.75        ( ~( ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.75             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 21.33/3.75             X9 @ X10 ) ) | 
% 21.33/3.75        ( ~( ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.75             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 21.33/3.75             X9 @ X10 @ X11 ) ) | 
% 21.33/3.75        ( ~( ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.75             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 21.33/3.75             X9 @ X10 @ X11 @ X12 ) ) | 
% 21.33/3.75        ( ~( ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.75             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 21.33/3.75             X9 @ X10 @ X11 @ X12 @ X13 ) ) | 
% 21.33/3.75        ( ~( ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.75             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 21.33/3.75             X9 @ X10 @ X11 @ X12 @ X13 @ X14 ) ) | 
% 21.33/3.75        ( ~( ssNder1_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.75             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 21.33/3.75             X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 ) ) | 
% 21.33/3.75        ( ~( ssNder1_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.75             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 21.33/3.75             X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 ) ) | 
% 21.33/3.75        ( ~( ssPv7_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.75             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 21.33/3.75             X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 ) ) ))).
% 21.33/3.75  thf(zf_stmt_29, negated_conjecture,
% 21.33/3.75    (( ssPv7_23r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.75       U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 21.33/3.75       X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 @ X17 ) | 
% 21.33/3.75     ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 21.33/3.75     ( ~( ssNder1_2r1r1 @ U @ V ) ) | ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 21.33/3.75     ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 21.33/3.75     ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 21.33/3.75     ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 21.33/3.75     ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 21.33/3.75     ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 21.33/3.75     ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 21.33/3.75     ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.75          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 21.33/3.75     ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.75          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 21.33/3.75     ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.75          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 21.33/3.75     ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.75          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 21.33/3.75     ( ~( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.75          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) | 
% 21.33/3.75     ( ~( ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.75          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) ) | 
% 21.33/3.75     ( ~( ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.75          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 21.33/3.75          X10 ) ) | 
% 21.33/3.75     ( ~( ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.75          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 21.33/3.75          X10 @ X11 ) ) | 
% 21.33/3.75     ( ~( ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.75          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 21.33/3.75          X10 @ X11 @ X12 ) ) | 
% 21.33/3.75     ( ~( ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.75          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 21.33/3.75          X10 @ X11 @ X12 @ X13 ) ) | 
% 21.33/3.75     ( ~( ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.75          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 21.33/3.75          X10 @ X11 @ X12 @ X13 @ X14 ) ) | 
% 21.33/3.75     ( ~( ssNder1_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.75          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 21.33/3.75          X10 @ X11 @ X12 @ X13 @ X14 @ X15 ) ) | 
% 21.33/3.75     ( ~( ssNder1_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.75          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 21.33/3.75          X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 ) ) | 
% 21.33/3.75     ( ~( ssPv7_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.75          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 21.33/3.75          X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 ) )),
% 21.33/3.75    inference('cnf.neg', [status(esa)], [clause680])).
% 21.33/3.75  thf(zip_derived_cl288, plain,
% 21.33/3.75      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.75         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 21.33/3.75         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i, 
% 21.33/3.75         X21 : $i, X22 : $i]:
% 21.33/3.75         ( (ssPv7_23r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 21.33/3.75            X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 21.33/3.75            X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21 @ X22)
% 21.33/3.75          | ~ (ssNder1_0)
% 21.33/3.75          | ~ (ssNder1_1r1 @ X0)
% 21.33/3.75          | ~ (ssNder1_2r1r1 @ X0 @ X1)
% 21.33/3.75          | ~ (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)
% 21.33/3.75          | ~ (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)
% 21.33/3.75          | ~ (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)
% 21.33/3.75          | ~ (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)
% 21.33/3.75          | ~ (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)
% 21.33/3.75          | ~ (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 21.33/3.75               X7)
% 21.33/3.75          | ~ (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 21.33/3.75               X6 @ X7 @ X8)
% 21.33/3.75          | ~ (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 21.33/3.75               X6 @ X7 @ X8 @ X9)
% 21.33/3.75          | ~ (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 21.33/3.75               X5 @ X6 @ X7 @ X8 @ X9 @ X10)
% 21.33/3.75          | ~ (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 21.33/3.75               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11)
% 21.33/3.75          | ~ (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 21.33/3.75               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)
% 21.33/3.75          | ~ (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 21.33/3.75               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)
% 21.33/3.75          | ~ (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 21.33/3.75               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)
% 21.33/3.75          | ~ (ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 21.33/3.75               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 21.33/3.75               X14 @ X15)
% 21.33/3.75          | ~ (ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 21.33/3.75               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 21.33/3.75               X14 @ X15 @ X16)
% 21.33/3.75          | ~ (ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 21.33/3.75               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 21.33/3.75               X14 @ X15 @ X16 @ X17)
% 21.33/3.75          | ~ (ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 21.33/3.75               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 21.33/3.75               X14 @ X15 @ X16 @ X17 @ X18)
% 21.33/3.75          | ~ (ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 21.33/3.75               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 21.33/3.75               X14 @ X15 @ X16 @ X17 @ X18 @ X19)
% 21.33/3.75          | ~ (ssNder1_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 21.33/3.75               X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 21.33/3.75               X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20)
% 21.33/3.75          | ~ (ssNder1_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 21.33/3.75               X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 21.33/3.75               X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21)
% 21.33/3.75          | ~ (ssPv7_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 21.33/3.75               X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 21.33/3.75               X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21))),
% 21.33/3.75      inference('cnf', [status(esa)], [zf_stmt_29])).
% 21.33/3.75  thf(zip_derived_cl967, plain, ( (ssNder1_0)),
% 21.33/3.75      inference('cnf', [status(esa)], [zf_stmt_1])).
% 21.33/3.75  thf(zip_derived_cl973, plain, (![X0 : $i]:  (ssNder1_1r1 @ X0)),
% 21.33/3.75      inference('demod', [status(thm)], [zip_derived_cl966, zip_derived_cl967])).
% 21.33/3.75  thf(zip_derived_cl974, plain,
% 21.33/3.75      (![X0 : $i, X1 : $i]:  (ssNder1_2r1r1 @ X0 @ X1)),
% 21.33/3.75      inference('demod', [status(thm)],
% 21.33/3.75                [zip_derived_cl965, zip_derived_cl967, zip_derived_cl973])).
% 21.33/3.75  thf(zip_derived_cl979, plain,
% 21.33/3.75      (![X0 : $i, X1 : $i, X2 : $i]:  (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)),
% 21.33/3.75      inference('demod', [status(thm)],
% 21.33/3.75                [zip_derived_cl954, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.75                 zip_derived_cl974])).
% 21.33/3.75  thf(zip_derived_cl999, plain,
% 21.33/3.75      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 21.33/3.75          (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)),
% 21.33/3.75      inference('demod', [status(thm)],
% 21.33/3.75                [zip_derived_cl946, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.75                 zip_derived_cl974, zip_derived_cl979])).
% 21.33/3.75  thf(zip_derived_cl1024, plain,
% 21.33/3.75      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 21.33/3.75          (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)),
% 21.33/3.75      inference('demod', [status(thm)],
% 21.33/3.75                [zip_derived_cl931, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.75                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999])).
% 21.33/3.75  thf(zip_derived_cl1051, plain,
% 21.33/3.75      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 21.33/3.75          (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)),
% 21.33/3.75      inference('demod', [status(thm)],
% 21.33/3.75                [zip_derived_cl917, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.75                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.75                 zip_derived_cl1024])).
% 21.33/3.75  thf(zip_derived_cl1077, plain,
% 21.33/3.75      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i]:
% 21.33/3.75          (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)),
% 21.33/3.75      inference('demod', [status(thm)],
% 21.33/3.75                [zip_derived_cl900, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.75                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.75                 zip_derived_cl1024, zip_derived_cl1051])).
% 21.33/3.75  thf(zip_derived_cl1115, plain,
% 21.33/3.75      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, X7 : $i]:
% 21.33/3.75          (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7)),
% 21.33/3.75      inference('demod', [status(thm)],
% 21.33/3.75                [zip_derived_cl879, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.75                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.75                 zip_derived_cl1024, zip_derived_cl1051, zip_derived_cl1077])).
% 21.33/3.75  thf(zip_derived_cl1151, plain,
% 21.33/3.75      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.75         X7 : $i, X8 : $i]:
% 21.33/3.75          (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 21.33/3.75           X7 @ X8)),
% 21.33/3.75      inference('demod', [status(thm)],
% 21.33/3.75                [zip_derived_cl857, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.75                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.75                 zip_derived_cl1024, zip_derived_cl1051, zip_derived_cl1077, 
% 21.33/3.75                 zip_derived_cl1115])).
% 21.33/3.75  thf(zip_derived_cl1200, plain,
% 21.33/3.75      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.75         X7 : $i, X8 : $i, X9 : $i]:
% 21.33/3.75          (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 21.33/3.75           X7 @ X8 @ X9)),
% 21.33/3.75      inference('demod', [status(thm)],
% 21.33/3.75                [zip_derived_cl830, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.75                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.75                 zip_derived_cl1024, zip_derived_cl1051, zip_derived_cl1077, 
% 21.33/3.75                 zip_derived_cl1115, zip_derived_cl1151])).
% 21.33/3.75  thf(zip_derived_cl1243, plain,
% 21.33/3.75      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.75         X7 : $i, X8 : $i, X9 : $i, X10 : $i]:
% 21.33/3.75          (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 21.33/3.75           X6 @ X7 @ X8 @ X9 @ X10)),
% 21.33/3.75      inference('demod', [status(thm)],
% 21.33/3.75                [zip_derived_cl803, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.75                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.75                 zip_derived_cl1024, zip_derived_cl1051, zip_derived_cl1077, 
% 21.33/3.75                 zip_derived_cl1115, zip_derived_cl1151, zip_derived_cl1200])).
% 21.33/3.75  thf(zip_derived_cl1302, plain,
% 21.33/3.75      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.75         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i]:
% 21.33/3.75          (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 21.33/3.75           X6 @ X7 @ X8 @ X9 @ X10 @ X11)),
% 21.33/3.75      inference('demod', [status(thm)],
% 21.33/3.75                [zip_derived_cl777, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.75                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.75                 zip_derived_cl1024, zip_derived_cl1051, zip_derived_cl1077, 
% 21.33/3.75                 zip_derived_cl1115, zip_derived_cl1151, zip_derived_cl1200, 
% 21.33/3.75                 zip_derived_cl1243])).
% 21.33/3.75  thf(zip_derived_cl1364, plain,
% 21.33/3.75      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.75         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i]:
% 21.33/3.75          (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 21.33/3.75           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)),
% 21.33/3.75      inference('demod', [status(thm)],
% 21.33/3.75                [zip_derived_cl742, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.75                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.75                 zip_derived_cl1024, zip_derived_cl1051, zip_derived_cl1077, 
% 21.33/3.75                 zip_derived_cl1115, zip_derived_cl1151, zip_derived_cl1200, 
% 21.33/3.75                 zip_derived_cl1243, zip_derived_cl1302])).
% 21.33/3.75  thf(zip_derived_cl1429, plain,
% 21.33/3.75      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.75         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i]:
% 21.33/3.75          (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 21.33/3.75           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)),
% 21.33/3.75      inference('demod', [status(thm)],
% 21.33/3.75                [zip_derived_cl712, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.75                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.75                 zip_derived_cl1024, zip_derived_cl1051, zip_derived_cl1077, 
% 21.33/3.75                 zip_derived_cl1115, zip_derived_cl1151, zip_derived_cl1200, 
% 21.33/3.75                 zip_derived_cl1243, zip_derived_cl1302, zip_derived_cl1364])).
% 21.33/3.75  thf(zip_derived_cl1494, plain,
% 21.33/3.75      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.75         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 21.33/3.75         X14 : $i]:
% 21.33/3.75          (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 21.33/3.75           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)),
% 21.33/3.75      inference('demod', [status(thm)],
% 21.33/3.75                [zip_derived_cl677, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.75                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.75                 zip_derived_cl1024, zip_derived_cl1051, zip_derived_cl1077, 
% 21.33/3.75                 zip_derived_cl1115, zip_derived_cl1151, zip_derived_cl1200, 
% 21.33/3.75                 zip_derived_cl1243, zip_derived_cl1302, zip_derived_cl1364, 
% 21.33/3.75                 zip_derived_cl1429])).
% 21.33/3.75  thf(zip_derived_cl1555, plain,
% 21.33/3.75      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.75         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 21.33/3.75         X14 : $i, X15 : $i]:
% 21.33/3.75          (ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 21.33/3.75           X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15)),
% 21.33/3.75      inference('demod', [status(thm)],
% 21.33/3.75                [zip_derived_cl635, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.75                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.75                 zip_derived_cl1024, zip_derived_cl1051, zip_derived_cl1077, 
% 21.33/3.75                 zip_derived_cl1115, zip_derived_cl1151, zip_derived_cl1200, 
% 21.33/3.75                 zip_derived_cl1243, zip_derived_cl1302, zip_derived_cl1364, 
% 21.33/3.75                 zip_derived_cl1429, zip_derived_cl1494])).
% 21.33/3.75  thf(zip_derived_cl1613, plain,
% 21.33/3.75      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.75         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 21.33/3.75         X14 : $i, X15 : $i, X16 : $i]:
% 21.33/3.75          (ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 21.33/3.75           X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ 
% 21.33/3.75           X16)),
% 21.33/3.75      inference('demod', [status(thm)],
% 21.33/3.75                [zip_derived_cl601, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.75                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.75                 zip_derived_cl1024, zip_derived_cl1051, zip_derived_cl1077, 
% 21.33/3.75                 zip_derived_cl1115, zip_derived_cl1151, zip_derived_cl1200, 
% 21.33/3.75                 zip_derived_cl1243, zip_derived_cl1302, zip_derived_cl1364, 
% 21.33/3.75                 zip_derived_cl1429, zip_derived_cl1494, zip_derived_cl1555])).
% 21.33/3.75  thf(zip_derived_cl1683, plain,
% 21.33/3.75      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.75         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 21.33/3.75         X14 : $i, X15 : $i, X16 : $i, X17 : $i]:
% 21.33/3.75          (ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 21.33/3.75           X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 21.33/3.75           X15 @ X16 @ X17)),
% 21.33/3.75      inference('demod', [status(thm)],
% 21.33/3.75                [zip_derived_cl564, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.75                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.75                 zip_derived_cl1024, zip_derived_cl1051, zip_derived_cl1077, 
% 21.33/3.75                 zip_derived_cl1115, zip_derived_cl1151, zip_derived_cl1200, 
% 21.33/3.75                 zip_derived_cl1243, zip_derived_cl1302, zip_derived_cl1364, 
% 21.33/3.75                 zip_derived_cl1429, zip_derived_cl1494, zip_derived_cl1555, 
% 21.33/3.75                 zip_derived_cl1613])).
% 21.33/3.75  thf(zip_derived_cl1752, plain,
% 21.33/3.75      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.75         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 21.33/3.75         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i]:
% 21.33/3.75          (ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 21.33/3.75           X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 21.33/3.75           X15 @ X16 @ X17 @ X18)),
% 21.33/3.75      inference('demod', [status(thm)],
% 21.33/3.75                [zip_derived_cl522, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.75                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.75                 zip_derived_cl1024, zip_derived_cl1051, zip_derived_cl1077, 
% 21.33/3.75                 zip_derived_cl1115, zip_derived_cl1151, zip_derived_cl1200, 
% 21.33/3.75                 zip_derived_cl1243, zip_derived_cl1302, zip_derived_cl1364, 
% 21.33/3.75                 zip_derived_cl1429, zip_derived_cl1494, zip_derived_cl1555, 
% 21.33/3.75                 zip_derived_cl1613, zip_derived_cl1683])).
% 21.33/3.75  thf(zip_derived_cl1822, plain,
% 21.33/3.75      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.75         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 21.33/3.75         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i]:
% 21.33/3.75          (ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 21.33/3.75           X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 21.33/3.75           X15 @ X16 @ X17 @ X18 @ X19)),
% 21.33/3.75      inference('demod', [status(thm)],
% 21.33/3.75                [zip_derived_cl478, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.75                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.75                 zip_derived_cl1024, zip_derived_cl1051, zip_derived_cl1077, 
% 21.33/3.75                 zip_derived_cl1115, zip_derived_cl1151, zip_derived_cl1200, 
% 21.33/3.75                 zip_derived_cl1243, zip_derived_cl1302, zip_derived_cl1364, 
% 21.33/3.75                 zip_derived_cl1429, zip_derived_cl1494, zip_derived_cl1555, 
% 21.33/3.75                 zip_derived_cl1613, zip_derived_cl1683, zip_derived_cl1752])).
% 21.33/3.75  thf(zip_derived_cl1890, plain,
% 21.33/3.75      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.75         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 21.33/3.75         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i]:
% 21.33/3.75          (ssNder1_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 21.33/3.75           X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 21.33/3.75           X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20)),
% 21.33/3.75      inference('demod', [status(thm)],
% 21.33/3.75                [zip_derived_cl432, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.75                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.75                 zip_derived_cl1024, zip_derived_cl1051, zip_derived_cl1077, 
% 21.33/3.75                 zip_derived_cl1115, zip_derived_cl1151, zip_derived_cl1200, 
% 21.33/3.75                 zip_derived_cl1243, zip_derived_cl1302, zip_derived_cl1364, 
% 21.33/3.75                 zip_derived_cl1429, zip_derived_cl1494, zip_derived_cl1555, 
% 21.33/3.75                 zip_derived_cl1613, zip_derived_cl1683, zip_derived_cl1752, 
% 21.33/3.75                 zip_derived_cl1822])).
% 21.33/3.75  thf(zip_derived_cl1956, plain,
% 21.33/3.75      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.75         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 21.33/3.75         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i, 
% 21.33/3.75         X21 : $i]:
% 21.33/3.75          (ssNder1_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 21.33/3.75           X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 21.33/3.75           X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21)),
% 21.33/3.75      inference('demod', [status(thm)],
% 21.33/3.75                [zip_derived_cl387, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.75                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.75                 zip_derived_cl1024, zip_derived_cl1051, zip_derived_cl1077, 
% 21.33/3.75                 zip_derived_cl1115, zip_derived_cl1151, zip_derived_cl1200, 
% 21.33/3.75                 zip_derived_cl1243, zip_derived_cl1302, zip_derived_cl1364, 
% 21.33/3.75                 zip_derived_cl1429, zip_derived_cl1494, zip_derived_cl1555, 
% 21.33/3.75                 zip_derived_cl1613, zip_derived_cl1683, zip_derived_cl1752, 
% 21.33/3.75                 zip_derived_cl1822, zip_derived_cl1890])).
% 21.33/3.75  thf(zip_derived_cl2125, plain,
% 21.33/3.75      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.75         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 21.33/3.75         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i, 
% 21.33/3.75         X21 : $i, X22 : $i]:
% 21.33/3.75         ( (ssPv7_23r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 21.33/3.75            X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 21.33/3.75            X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21 @ X22)
% 21.33/3.75          | ~ (ssPv7_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 21.33/3.75               X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 21.33/3.75               X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21))),
% 21.33/3.75      inference('demod', [status(thm)],
% 21.33/3.75                [zip_derived_cl288, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.75                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.75                 zip_derived_cl1024, zip_derived_cl1051, zip_derived_cl1077, 
% 21.33/3.75                 zip_derived_cl1115, zip_derived_cl1151, zip_derived_cl1200, 
% 21.33/3.75                 zip_derived_cl1243, zip_derived_cl1302, zip_derived_cl1364, 
% 21.33/3.75                 zip_derived_cl1429, zip_derived_cl1494, zip_derived_cl1555, 
% 21.33/3.75                 zip_derived_cl1613, zip_derived_cl1683, zip_derived_cl1752, 
% 21.33/3.75                 zip_derived_cl1822, zip_derived_cl1890, zip_derived_cl1956])).
% 21.33/3.75  thf(clause776, conjecture,
% 21.33/3.75    (~( ( ssPv28_23r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.75          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 21.33/3.75          X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 @ X17 ) | 
% 21.33/3.75        ( ssPv27_23r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.75          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 21.33/3.75          X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 @ X17 ) | 
% 21.33/3.75        ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 21.33/3.75        ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 21.33/3.75        ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 21.33/3.75        ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 21.33/3.75        ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 21.33/3.75        ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 21.33/3.75        ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 21.33/3.75        ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 21.33/3.75        ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 21.33/3.75        ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.75             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 21.33/3.75        ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.75             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 21.33/3.75        ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.75             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 21.33/3.75        ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.75             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 21.33/3.75        ( ~( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.75             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) | 
% 21.33/3.75        ( ~( ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.75             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) ) | 
% 21.33/3.75        ( ~( ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.75             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 21.33/3.75             X9 @ X10 ) ) | 
% 21.33/3.75        ( ~( ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.75             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 21.33/3.75             X9 @ X10 @ X11 ) ) | 
% 21.33/3.75        ( ~( ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.75             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 21.33/3.75             X9 @ X10 @ X11 @ X12 ) ) | 
% 21.33/3.75        ( ~( ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.75             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 21.33/3.75             X9 @ X10 @ X11 @ X12 @ X13 ) ) | 
% 21.33/3.75        ( ~( ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.75             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 21.33/3.75             X9 @ X10 @ X11 @ X12 @ X13 @ X14 ) ) | 
% 21.33/3.75        ( ~( ssNder1_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.75             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 21.33/3.75             X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 ) ) | 
% 21.33/3.75        ( ~( ssNder1_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.75             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 21.33/3.75             X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 ) ) | 
% 21.33/3.75        ( ~( ssPv7_23r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.75             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 21.33/3.75             X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 @ X17 ) ) | 
% 21.33/3.75        ( ~( ssPv6_23r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.75             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 21.33/3.75             X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 @ X17 ) ) ))).
% 21.33/3.75  thf(zf_stmt_30, negated_conjecture,
% 21.33/3.75    (( ssPv28_23r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.75       U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 21.33/3.75       X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 @ X17 ) | 
% 21.33/3.75     ( ssPv27_23r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.75       U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 21.33/3.75       X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 @ X17 ) | 
% 21.33/3.75     ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 21.33/3.75     ( ~( ssNder1_2r1r1 @ U @ V ) ) | ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 21.33/3.75     ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 21.33/3.75     ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 21.33/3.75     ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 21.33/3.75     ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 21.33/3.75     ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 21.33/3.75     ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 21.33/3.75     ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.75          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 21.33/3.75     ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.75          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 21.33/3.75     ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.75          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 21.33/3.75     ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.75          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 21.33/3.75     ( ~( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.75          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) | 
% 21.33/3.75     ( ~( ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.75          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) ) | 
% 21.33/3.75     ( ~( ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.75          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 21.33/3.75          X10 ) ) | 
% 21.33/3.75     ( ~( ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.75          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 21.33/3.75          X10 @ X11 ) ) | 
% 21.33/3.75     ( ~( ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.75          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 21.33/3.75          X10 @ X11 @ X12 ) ) | 
% 21.33/3.75     ( ~( ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.75          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 21.33/3.75          X10 @ X11 @ X12 @ X13 ) ) | 
% 21.33/3.75     ( ~( ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.75          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 21.33/3.75          X10 @ X11 @ X12 @ X13 @ X14 ) ) | 
% 21.33/3.75     ( ~( ssNder1_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.75          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 21.33/3.75          X10 @ X11 @ X12 @ X13 @ X14 @ X15 ) ) | 
% 21.33/3.75     ( ~( ssNder1_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.75          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 21.33/3.75          X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 ) ) | 
% 21.33/3.75     ( ~( ssPv7_23r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.75          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 21.33/3.75          X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 @ X17 ) ) | 
% 21.33/3.75     ( ~( ssPv6_23r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.75          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 21.33/3.75          X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 @ X17 ) )),
% 21.33/3.75    inference('cnf.neg', [status(esa)], [clause776])).
% 21.33/3.75  thf(zip_derived_cl192, plain,
% 21.33/3.75      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.75         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 21.33/3.75         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i, 
% 21.33/3.75         X21 : $i, X22 : $i]:
% 21.33/3.75         ( (ssPv28_23r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 21.33/3.75            X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 21.33/3.75            X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21 @ X22)
% 21.33/3.75          |  (ssPv27_23r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 21.33/3.75              X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 21.33/3.75              X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21 @ X22)
% 21.33/3.75          | ~ (ssNder1_0)
% 21.33/3.75          | ~ (ssNder1_1r1 @ X0)
% 21.33/3.75          | ~ (ssNder1_2r1r1 @ X0 @ X1)
% 21.33/3.75          | ~ (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)
% 21.33/3.75          | ~ (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)
% 21.33/3.75          | ~ (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)
% 21.33/3.75          | ~ (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)
% 21.33/3.75          | ~ (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)
% 21.33/3.75          | ~ (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 21.33/3.75               X7)
% 21.33/3.75          | ~ (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 21.33/3.75               X6 @ X7 @ X8)
% 21.33/3.75          | ~ (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 21.33/3.75               X6 @ X7 @ X8 @ X9)
% 21.33/3.75          | ~ (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 21.33/3.75               X5 @ X6 @ X7 @ X8 @ X9 @ X10)
% 21.33/3.75          | ~ (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 21.33/3.75               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11)
% 21.33/3.75          | ~ (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 21.33/3.75               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)
% 21.33/3.75          | ~ (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 21.33/3.75               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)
% 21.33/3.75          | ~ (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 21.33/3.75               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)
% 21.33/3.75          | ~ (ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 21.33/3.75               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 21.33/3.75               X14 @ X15)
% 21.33/3.75          | ~ (ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 21.33/3.75               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 21.33/3.75               X14 @ X15 @ X16)
% 21.33/3.75          | ~ (ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 21.33/3.75               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 21.33/3.75               X14 @ X15 @ X16 @ X17)
% 21.33/3.75          | ~ (ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 21.33/3.75               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 21.33/3.75               X14 @ X15 @ X16 @ X17 @ X18)
% 21.33/3.75          | ~ (ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 21.33/3.75               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 21.33/3.75               X14 @ X15 @ X16 @ X17 @ X18 @ X19)
% 21.33/3.75          | ~ (ssNder1_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 21.33/3.75               X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 21.33/3.75               X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20)
% 21.33/3.75          | ~ (ssNder1_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 21.33/3.75               X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 21.33/3.75               X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21)
% 21.33/3.75          | ~ (ssPv7_23r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 21.33/3.75               X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 21.33/3.75               X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21 @ X22)
% 21.33/3.75          | ~ (ssPv6_23r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 21.33/3.75               X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 21.33/3.75               X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21 @ X22))),
% 21.33/3.75      inference('cnf', [status(esa)], [zf_stmt_30])).
% 21.33/3.75  thf(zip_derived_cl967, plain, ( (ssNder1_0)),
% 21.33/3.75      inference('cnf', [status(esa)], [zf_stmt_1])).
% 21.33/3.75  thf(zip_derived_cl973, plain, (![X0 : $i]:  (ssNder1_1r1 @ X0)),
% 21.33/3.75      inference('demod', [status(thm)], [zip_derived_cl966, zip_derived_cl967])).
% 21.33/3.75  thf(zip_derived_cl974, plain,
% 21.33/3.75      (![X0 : $i, X1 : $i]:  (ssNder1_2r1r1 @ X0 @ X1)),
% 21.33/3.75      inference('demod', [status(thm)],
% 21.33/3.75                [zip_derived_cl965, zip_derived_cl967, zip_derived_cl973])).
% 21.33/3.75  thf(zip_derived_cl979, plain,
% 21.33/3.75      (![X0 : $i, X1 : $i, X2 : $i]:  (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)),
% 21.33/3.75      inference('demod', [status(thm)],
% 21.33/3.75                [zip_derived_cl954, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.75                 zip_derived_cl974])).
% 21.33/3.75  thf(zip_derived_cl999, plain,
% 21.33/3.75      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 21.33/3.75          (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)),
% 21.33/3.75      inference('demod', [status(thm)],
% 21.33/3.75                [zip_derived_cl946, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.75                 zip_derived_cl974, zip_derived_cl979])).
% 21.33/3.75  thf(zip_derived_cl1024, plain,
% 21.33/3.75      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 21.33/3.75          (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)),
% 21.33/3.75      inference('demod', [status(thm)],
% 21.33/3.75                [zip_derived_cl931, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.75                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999])).
% 21.33/3.75  thf(zip_derived_cl1051, plain,
% 21.33/3.75      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 21.33/3.75          (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)),
% 21.33/3.75      inference('demod', [status(thm)],
% 21.33/3.75                [zip_derived_cl917, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.75                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.75                 zip_derived_cl1024])).
% 21.33/3.75  thf(zip_derived_cl1077, plain,
% 21.33/3.75      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i]:
% 21.33/3.75          (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)),
% 21.33/3.75      inference('demod', [status(thm)],
% 21.33/3.75                [zip_derived_cl900, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.75                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.75                 zip_derived_cl1024, zip_derived_cl1051])).
% 21.33/3.75  thf(zip_derived_cl1115, plain,
% 21.33/3.75      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, X7 : $i]:
% 21.33/3.75          (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7)),
% 21.33/3.75      inference('demod', [status(thm)],
% 21.33/3.75                [zip_derived_cl879, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.75                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.75                 zip_derived_cl1024, zip_derived_cl1051, zip_derived_cl1077])).
% 21.33/3.75  thf(zip_derived_cl1151, plain,
% 21.33/3.75      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.75         X7 : $i, X8 : $i]:
% 21.33/3.75          (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 21.33/3.75           X7 @ X8)),
% 21.33/3.75      inference('demod', [status(thm)],
% 21.33/3.75                [zip_derived_cl857, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.75                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.75                 zip_derived_cl1024, zip_derived_cl1051, zip_derived_cl1077, 
% 21.33/3.75                 zip_derived_cl1115])).
% 21.33/3.75  thf(zip_derived_cl1200, plain,
% 21.33/3.75      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.75         X7 : $i, X8 : $i, X9 : $i]:
% 21.33/3.75          (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 21.33/3.75           X7 @ X8 @ X9)),
% 21.33/3.75      inference('demod', [status(thm)],
% 21.33/3.75                [zip_derived_cl830, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.75                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.75                 zip_derived_cl1024, zip_derived_cl1051, zip_derived_cl1077, 
% 21.33/3.75                 zip_derived_cl1115, zip_derived_cl1151])).
% 21.33/3.75  thf(zip_derived_cl1243, plain,
% 21.33/3.75      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.75         X7 : $i, X8 : $i, X9 : $i, X10 : $i]:
% 21.33/3.75          (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 21.33/3.75           X6 @ X7 @ X8 @ X9 @ X10)),
% 21.33/3.75      inference('demod', [status(thm)],
% 21.33/3.75                [zip_derived_cl803, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.75                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.75                 zip_derived_cl1024, zip_derived_cl1051, zip_derived_cl1077, 
% 21.33/3.75                 zip_derived_cl1115, zip_derived_cl1151, zip_derived_cl1200])).
% 21.33/3.75  thf(zip_derived_cl1302, plain,
% 21.33/3.75      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.75         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i]:
% 21.33/3.75          (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 21.33/3.75           X6 @ X7 @ X8 @ X9 @ X10 @ X11)),
% 21.33/3.75      inference('demod', [status(thm)],
% 21.33/3.75                [zip_derived_cl777, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.75                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.75                 zip_derived_cl1024, zip_derived_cl1051, zip_derived_cl1077, 
% 21.33/3.75                 zip_derived_cl1115, zip_derived_cl1151, zip_derived_cl1200, 
% 21.33/3.75                 zip_derived_cl1243])).
% 21.33/3.75  thf(zip_derived_cl1364, plain,
% 21.33/3.75      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.75         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i]:
% 21.33/3.75          (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 21.33/3.75           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)),
% 21.33/3.75      inference('demod', [status(thm)],
% 21.33/3.75                [zip_derived_cl742, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.75                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.75                 zip_derived_cl1024, zip_derived_cl1051, zip_derived_cl1077, 
% 21.33/3.75                 zip_derived_cl1115, zip_derived_cl1151, zip_derived_cl1200, 
% 21.33/3.75                 zip_derived_cl1243, zip_derived_cl1302])).
% 21.33/3.75  thf(zip_derived_cl1429, plain,
% 21.33/3.75      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.75         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i]:
% 21.33/3.75          (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 21.33/3.75           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)),
% 21.33/3.75      inference('demod', [status(thm)],
% 21.33/3.75                [zip_derived_cl712, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.75                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.75                 zip_derived_cl1024, zip_derived_cl1051, zip_derived_cl1077, 
% 21.33/3.75                 zip_derived_cl1115, zip_derived_cl1151, zip_derived_cl1200, 
% 21.33/3.75                 zip_derived_cl1243, zip_derived_cl1302, zip_derived_cl1364])).
% 21.33/3.75  thf(zip_derived_cl1494, plain,
% 21.33/3.75      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.75         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 21.33/3.75         X14 : $i]:
% 21.33/3.75          (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 21.33/3.75           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)),
% 21.33/3.75      inference('demod', [status(thm)],
% 21.33/3.75                [zip_derived_cl677, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.75                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.75                 zip_derived_cl1024, zip_derived_cl1051, zip_derived_cl1077, 
% 21.33/3.75                 zip_derived_cl1115, zip_derived_cl1151, zip_derived_cl1200, 
% 21.33/3.75                 zip_derived_cl1243, zip_derived_cl1302, zip_derived_cl1364, 
% 21.33/3.75                 zip_derived_cl1429])).
% 21.33/3.75  thf(zip_derived_cl1555, plain,
% 21.33/3.75      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.75         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 21.33/3.75         X14 : $i, X15 : $i]:
% 21.33/3.75          (ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 21.33/3.75           X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15)),
% 21.33/3.75      inference('demod', [status(thm)],
% 21.33/3.75                [zip_derived_cl635, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.75                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.75                 zip_derived_cl1024, zip_derived_cl1051, zip_derived_cl1077, 
% 21.33/3.75                 zip_derived_cl1115, zip_derived_cl1151, zip_derived_cl1200, 
% 21.33/3.75                 zip_derived_cl1243, zip_derived_cl1302, zip_derived_cl1364, 
% 21.33/3.75                 zip_derived_cl1429, zip_derived_cl1494])).
% 21.33/3.75  thf(zip_derived_cl1613, plain,
% 21.33/3.75      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.75         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 21.33/3.75         X14 : $i, X15 : $i, X16 : $i]:
% 21.33/3.75          (ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 21.33/3.75           X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ 
% 21.33/3.75           X16)),
% 21.33/3.75      inference('demod', [status(thm)],
% 21.33/3.75                [zip_derived_cl601, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.75                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.75                 zip_derived_cl1024, zip_derived_cl1051, zip_derived_cl1077, 
% 21.33/3.75                 zip_derived_cl1115, zip_derived_cl1151, zip_derived_cl1200, 
% 21.33/3.75                 zip_derived_cl1243, zip_derived_cl1302, zip_derived_cl1364, 
% 21.33/3.75                 zip_derived_cl1429, zip_derived_cl1494, zip_derived_cl1555])).
% 21.33/3.75  thf(zip_derived_cl1683, plain,
% 21.33/3.75      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.75         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 21.33/3.75         X14 : $i, X15 : $i, X16 : $i, X17 : $i]:
% 21.33/3.75          (ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 21.33/3.75           X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 21.33/3.75           X15 @ X16 @ X17)),
% 21.33/3.75      inference('demod', [status(thm)],
% 21.33/3.75                [zip_derived_cl564, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.75                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.75                 zip_derived_cl1024, zip_derived_cl1051, zip_derived_cl1077, 
% 21.33/3.75                 zip_derived_cl1115, zip_derived_cl1151, zip_derived_cl1200, 
% 21.33/3.75                 zip_derived_cl1243, zip_derived_cl1302, zip_derived_cl1364, 
% 21.33/3.75                 zip_derived_cl1429, zip_derived_cl1494, zip_derived_cl1555, 
% 21.33/3.75                 zip_derived_cl1613])).
% 21.33/3.75  thf(zip_derived_cl1752, plain,
% 21.33/3.75      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.75         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 21.33/3.75         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i]:
% 21.33/3.75          (ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 21.33/3.75           X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 21.33/3.75           X15 @ X16 @ X17 @ X18)),
% 21.33/3.75      inference('demod', [status(thm)],
% 21.33/3.75                [zip_derived_cl522, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.75                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.75                 zip_derived_cl1024, zip_derived_cl1051, zip_derived_cl1077, 
% 21.33/3.75                 zip_derived_cl1115, zip_derived_cl1151, zip_derived_cl1200, 
% 21.33/3.75                 zip_derived_cl1243, zip_derived_cl1302, zip_derived_cl1364, 
% 21.33/3.75                 zip_derived_cl1429, zip_derived_cl1494, zip_derived_cl1555, 
% 21.33/3.75                 zip_derived_cl1613, zip_derived_cl1683])).
% 21.33/3.75  thf(zip_derived_cl1822, plain,
% 21.33/3.75      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.75         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 21.33/3.75         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i]:
% 21.33/3.75          (ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 21.33/3.75           X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 21.33/3.75           X15 @ X16 @ X17 @ X18 @ X19)),
% 21.33/3.75      inference('demod', [status(thm)],
% 21.33/3.75                [zip_derived_cl478, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.75                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.75                 zip_derived_cl1024, zip_derived_cl1051, zip_derived_cl1077, 
% 21.33/3.75                 zip_derived_cl1115, zip_derived_cl1151, zip_derived_cl1200, 
% 21.33/3.75                 zip_derived_cl1243, zip_derived_cl1302, zip_derived_cl1364, 
% 21.33/3.75                 zip_derived_cl1429, zip_derived_cl1494, zip_derived_cl1555, 
% 21.33/3.75                 zip_derived_cl1613, zip_derived_cl1683, zip_derived_cl1752])).
% 21.33/3.75  thf(zip_derived_cl1890, plain,
% 21.33/3.75      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.75         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 21.33/3.75         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i]:
% 21.33/3.75          (ssNder1_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 21.33/3.75           X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 21.33/3.75           X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20)),
% 21.33/3.75      inference('demod', [status(thm)],
% 21.33/3.75                [zip_derived_cl432, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.75                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.75                 zip_derived_cl1024, zip_derived_cl1051, zip_derived_cl1077, 
% 21.33/3.75                 zip_derived_cl1115, zip_derived_cl1151, zip_derived_cl1200, 
% 21.33/3.75                 zip_derived_cl1243, zip_derived_cl1302, zip_derived_cl1364, 
% 21.33/3.75                 zip_derived_cl1429, zip_derived_cl1494, zip_derived_cl1555, 
% 21.33/3.75                 zip_derived_cl1613, zip_derived_cl1683, zip_derived_cl1752, 
% 21.33/3.75                 zip_derived_cl1822])).
% 21.33/3.75  thf(zip_derived_cl1956, plain,
% 21.33/3.75      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.75         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 21.33/3.75         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i, 
% 21.33/3.75         X21 : $i]:
% 21.33/3.75          (ssNder1_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 21.33/3.75           X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 21.33/3.75           X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21)),
% 21.33/3.75      inference('demod', [status(thm)],
% 21.33/3.75                [zip_derived_cl387, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.75                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.75                 zip_derived_cl1024, zip_derived_cl1051, zip_derived_cl1077, 
% 21.33/3.75                 zip_derived_cl1115, zip_derived_cl1151, zip_derived_cl1200, 
% 21.33/3.75                 zip_derived_cl1243, zip_derived_cl1302, zip_derived_cl1364, 
% 21.33/3.75                 zip_derived_cl1429, zip_derived_cl1494, zip_derived_cl1555, 
% 21.33/3.75                 zip_derived_cl1613, zip_derived_cl1683, zip_derived_cl1752, 
% 21.33/3.75                 zip_derived_cl1822, zip_derived_cl1890])).
% 21.33/3.75  thf(zip_derived_cl2345, plain,
% 21.33/3.75      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.75         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 21.33/3.75         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i, 
% 21.33/3.75         X21 : $i, X22 : $i]:
% 21.33/3.75         ( (ssPv28_23r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 21.33/3.75            X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 21.33/3.75            X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21 @ X22)
% 21.33/3.75          |  (ssPv27_23r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 21.33/3.75              X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 21.33/3.75              X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21 @ X22)
% 21.33/3.75          | ~ (ssPv7_23r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 21.33/3.75               X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 21.33/3.75               X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21 @ X22)
% 21.33/3.75          | ~ (ssPv6_23r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 21.33/3.75               X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 21.33/3.75               X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21 @ X22))),
% 21.33/3.75      inference('demod', [status(thm)],
% 21.33/3.75                [zip_derived_cl192, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.75                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.75                 zip_derived_cl1024, zip_derived_cl1051, zip_derived_cl1077, 
% 21.33/3.75                 zip_derived_cl1115, zip_derived_cl1151, zip_derived_cl1200, 
% 21.33/3.75                 zip_derived_cl1243, zip_derived_cl1302, zip_derived_cl1364, 
% 21.33/3.75                 zip_derived_cl1429, zip_derived_cl1494, zip_derived_cl1555, 
% 21.33/3.75                 zip_derived_cl1613, zip_derived_cl1683, zip_derived_cl1752, 
% 21.33/3.75                 zip_derived_cl1822, zip_derived_cl1890, zip_derived_cl1956])).
% 21.33/3.75  thf(zip_derived_cl2346, plain,
% 21.33/3.75      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.75         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 21.33/3.75         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i, 
% 21.33/3.75         X21 : $i, X22 : $i]:
% 21.33/3.75         (~ (ssPv7_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X22 @ 
% 21.33/3.75             X21 @ X20 @ X19 @ X18 @ X17 @ X16 @ X15 @ X14 @ X13 @ X12 @ X11 @ 
% 21.33/3.75             X10 @ X9 @ X8 @ X7 @ X6 @ X5 @ X4 @ X3 @ X2 @ X1)
% 21.33/3.75          | ~ (ssPv6_23r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X22 @ 
% 21.33/3.75               X21 @ X20 @ X19 @ X18 @ X17 @ X16 @ X15 @ X14 @ X13 @ X12 @ 
% 21.33/3.75               X11 @ X10 @ X9 @ X8 @ X7 @ X6 @ X5 @ X4 @ X3 @ X2 @ X1 @ X0)
% 21.33/3.75          |  (ssPv27_23r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X22 @ 
% 21.33/3.75              X21 @ X20 @ X19 @ X18 @ X17 @ X16 @ X15 @ X14 @ X13 @ X12 @ 
% 21.33/3.75              X11 @ X10 @ X9 @ X8 @ X7 @ X6 @ X5 @ X4 @ X3 @ X2 @ X1 @ X0)
% 21.33/3.75          |  (ssPv28_23r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X22 @ 
% 21.33/3.75              X21 @ X20 @ X19 @ X18 @ X17 @ X16 @ X15 @ X14 @ X13 @ X12 @ 
% 21.33/3.75              X11 @ X10 @ X9 @ X8 @ X7 @ X6 @ X5 @ X4 @ X3 @ X2 @ X1 @ X0))),
% 21.33/3.75      inference('sup-', [status(thm)], [zip_derived_cl2125, zip_derived_cl2345])).
% 21.33/3.75  thf(clause636, conjecture,
% 21.33/3.75    (~( ( ssPv27_2r1r1 @ U @ V ) | ( ~( ssNder1_0 ) ) | 
% 21.33/3.75        ( ~( ssNder1_1r1 @ U ) ) | ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 21.33/3.75        ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 21.33/3.75        ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 21.33/3.75        ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 21.33/3.75        ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 21.33/3.75        ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 21.33/3.75        ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 21.33/3.75        ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 21.33/3.75        ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.75             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 21.33/3.75        ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.75             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 21.33/3.75        ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.75             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 21.33/3.75        ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.75             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 21.33/3.75        ( ~( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.75             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) | 
% 21.33/3.75        ( ~( ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.75             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) ) | 
% 21.33/3.75        ( ~( ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.75             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 21.33/3.75             X9 @ X10 ) ) | 
% 21.33/3.75        ( ~( ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.75             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 21.33/3.75             X9 @ X10 @ X11 ) ) | 
% 21.33/3.75        ( ~( ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.75             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 21.33/3.75             X9 @ X10 @ X11 @ X12 ) ) | 
% 21.33/3.75        ( ~( ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.75             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 21.33/3.75             X9 @ X10 @ X11 @ X12 @ X13 ) ) | 
% 21.33/3.75        ( ~( ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.75             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 21.33/3.75             X9 @ X10 @ X11 @ X12 @ X13 @ X14 ) ) | 
% 21.33/3.75        ( ~( ssNder1_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.75             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 21.33/3.75             X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 ) ) | 
% 21.33/3.75        ( ~( ssNder1_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.75             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 21.33/3.75             X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 ) ) | 
% 21.33/3.75        ( ~( ssPv27_23r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.75             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 21.33/3.75             X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 @ X17 ) ) ))).
% 21.33/3.75  thf(zf_stmt_31, negated_conjecture,
% 21.33/3.75    (( ssPv27_2r1r1 @ U @ V ) | ( ~( ssNder1_0 ) ) | 
% 21.33/3.75     ( ~( ssNder1_1r1 @ U ) ) | ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 21.33/3.75     ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 21.33/3.75     ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 21.33/3.75     ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 21.33/3.75     ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 21.33/3.75     ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 21.33/3.75     ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 21.33/3.75     ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 21.33/3.75     ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.75          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 21.33/3.75     ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.75          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 21.33/3.75     ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.75          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 21.33/3.75     ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.75          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 21.33/3.75     ( ~( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.75          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) | 
% 21.33/3.75     ( ~( ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.75          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) ) | 
% 21.33/3.75     ( ~( ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.75          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 21.33/3.75          X10 ) ) | 
% 21.33/3.75     ( ~( ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.75          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 21.33/3.75          X10 @ X11 ) ) | 
% 21.33/3.75     ( ~( ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.75          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 21.33/3.75          X10 @ X11 @ X12 ) ) | 
% 21.33/3.75     ( ~( ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.75          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 21.33/3.75          X10 @ X11 @ X12 @ X13 ) ) | 
% 21.33/3.75     ( ~( ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.75          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 21.33/3.75          X10 @ X11 @ X12 @ X13 @ X14 ) ) | 
% 21.33/3.75     ( ~( ssNder1_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.75          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 21.33/3.75          X10 @ X11 @ X12 @ X13 @ X14 @ X15 ) ) | 
% 21.33/3.75     ( ~( ssNder1_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.75          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 21.33/3.75          X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 ) ) | 
% 21.33/3.75     ( ~( ssPv27_23r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.75          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 21.33/3.75          X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 @ X17 ) )),
% 21.33/3.75    inference('cnf.neg', [status(esa)], [clause636])).
% 21.33/3.75  thf(zip_derived_cl332, plain,
% 21.33/3.75      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.75         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 21.33/3.75         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i, 
% 21.33/3.75         X21 : $i, X22 : $i]:
% 21.33/3.75         ( (ssPv27_2r1r1 @ X0 @ X1)
% 21.33/3.75          | ~ (ssNder1_0)
% 21.33/3.75          | ~ (ssNder1_1r1 @ X0)
% 21.33/3.75          | ~ (ssNder1_2r1r1 @ X0 @ X1)
% 21.33/3.75          | ~ (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)
% 21.33/3.75          | ~ (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)
% 21.33/3.75          | ~ (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)
% 21.33/3.75          | ~ (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)
% 21.33/3.75          | ~ (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)
% 21.33/3.75          | ~ (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 21.33/3.75               X7)
% 21.33/3.75          | ~ (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 21.33/3.75               X6 @ X7 @ X8)
% 21.33/3.75          | ~ (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 21.33/3.75               X6 @ X7 @ X8 @ X9)
% 21.33/3.75          | ~ (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 21.33/3.75               X5 @ X6 @ X7 @ X8 @ X9 @ X10)
% 21.33/3.75          | ~ (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 21.33/3.75               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11)
% 21.33/3.75          | ~ (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 21.33/3.75               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)
% 21.33/3.75          | ~ (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 21.33/3.75               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)
% 21.33/3.75          | ~ (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 21.33/3.75               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)
% 21.33/3.75          | ~ (ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 21.33/3.75               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 21.33/3.75               X14 @ X15)
% 21.33/3.75          | ~ (ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 21.33/3.75               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 21.33/3.75               X14 @ X15 @ X16)
% 21.33/3.75          | ~ (ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 21.33/3.75               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 21.33/3.75               X14 @ X15 @ X16 @ X17)
% 21.33/3.75          | ~ (ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 21.33/3.75               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 21.33/3.75               X14 @ X15 @ X16 @ X17 @ X18)
% 21.33/3.75          | ~ (ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 21.33/3.75               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 21.33/3.75               X14 @ X15 @ X16 @ X17 @ X18 @ X19)
% 21.33/3.75          | ~ (ssNder1_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 21.33/3.75               X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 21.33/3.75               X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20)
% 21.33/3.75          | ~ (ssNder1_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 21.33/3.75               X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 21.33/3.75               X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21)
% 21.33/3.75          | ~ (ssPv27_23r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 21.33/3.75               X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 21.33/3.75               X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21 @ X22))),
% 21.33/3.75      inference('cnf', [status(esa)], [zf_stmt_31])).
% 21.33/3.75  thf(zip_derived_cl967, plain, ( (ssNder1_0)),
% 21.33/3.75      inference('cnf', [status(esa)], [zf_stmt_1])).
% 21.33/3.75  thf(zip_derived_cl973, plain, (![X0 : $i]:  (ssNder1_1r1 @ X0)),
% 21.33/3.75      inference('demod', [status(thm)], [zip_derived_cl966, zip_derived_cl967])).
% 21.33/3.75  thf(zip_derived_cl974, plain,
% 21.33/3.75      (![X0 : $i, X1 : $i]:  (ssNder1_2r1r1 @ X0 @ X1)),
% 21.33/3.75      inference('demod', [status(thm)],
% 21.33/3.75                [zip_derived_cl965, zip_derived_cl967, zip_derived_cl973])).
% 21.33/3.75  thf(zip_derived_cl979, plain,
% 21.33/3.75      (![X0 : $i, X1 : $i, X2 : $i]:  (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)),
% 21.33/3.75      inference('demod', [status(thm)],
% 21.33/3.75                [zip_derived_cl954, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.75                 zip_derived_cl974])).
% 21.33/3.75  thf(zip_derived_cl999, plain,
% 21.33/3.75      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 21.33/3.75          (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)),
% 21.33/3.75      inference('demod', [status(thm)],
% 21.33/3.75                [zip_derived_cl946, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.75                 zip_derived_cl974, zip_derived_cl979])).
% 21.33/3.75  thf(zip_derived_cl1024, plain,
% 21.33/3.75      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 21.33/3.75          (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)),
% 21.33/3.75      inference('demod', [status(thm)],
% 21.33/3.75                [zip_derived_cl931, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.75                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999])).
% 21.33/3.75  thf(zip_derived_cl1051, plain,
% 21.33/3.75      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 21.33/3.75          (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)),
% 21.33/3.75      inference('demod', [status(thm)],
% 21.33/3.75                [zip_derived_cl917, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.75                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.75                 zip_derived_cl1024])).
% 21.33/3.75  thf(zip_derived_cl1077, plain,
% 21.33/3.75      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i]:
% 21.33/3.75          (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)),
% 21.33/3.75      inference('demod', [status(thm)],
% 21.33/3.75                [zip_derived_cl900, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.75                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.75                 zip_derived_cl1024, zip_derived_cl1051])).
% 21.33/3.75  thf(zip_derived_cl1115, plain,
% 21.33/3.75      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, X7 : $i]:
% 21.33/3.75          (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7)),
% 21.33/3.75      inference('demod', [status(thm)],
% 21.33/3.75                [zip_derived_cl879, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.75                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.75                 zip_derived_cl1024, zip_derived_cl1051, zip_derived_cl1077])).
% 21.33/3.75  thf(zip_derived_cl1151, plain,
% 21.33/3.75      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.75         X7 : $i, X8 : $i]:
% 21.33/3.75          (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 21.33/3.75           X7 @ X8)),
% 21.33/3.75      inference('demod', [status(thm)],
% 21.33/3.75                [zip_derived_cl857, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.75                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.75                 zip_derived_cl1024, zip_derived_cl1051, zip_derived_cl1077, 
% 21.33/3.75                 zip_derived_cl1115])).
% 21.33/3.75  thf(zip_derived_cl1200, plain,
% 21.33/3.75      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.75         X7 : $i, X8 : $i, X9 : $i]:
% 21.33/3.75          (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 21.33/3.75           X7 @ X8 @ X9)),
% 21.33/3.75      inference('demod', [status(thm)],
% 21.33/3.75                [zip_derived_cl830, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.75                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.75                 zip_derived_cl1024, zip_derived_cl1051, zip_derived_cl1077, 
% 21.33/3.75                 zip_derived_cl1115, zip_derived_cl1151])).
% 21.33/3.75  thf(zip_derived_cl1243, plain,
% 21.33/3.75      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.75         X7 : $i, X8 : $i, X9 : $i, X10 : $i]:
% 21.33/3.75          (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 21.33/3.75           X6 @ X7 @ X8 @ X9 @ X10)),
% 21.33/3.75      inference('demod', [status(thm)],
% 21.33/3.75                [zip_derived_cl803, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.75                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.75                 zip_derived_cl1024, zip_derived_cl1051, zip_derived_cl1077, 
% 21.33/3.75                 zip_derived_cl1115, zip_derived_cl1151, zip_derived_cl1200])).
% 21.33/3.75  thf(zip_derived_cl1302, plain,
% 21.33/3.75      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.75         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i]:
% 21.33/3.75          (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 21.33/3.75           X6 @ X7 @ X8 @ X9 @ X10 @ X11)),
% 21.33/3.75      inference('demod', [status(thm)],
% 21.33/3.75                [zip_derived_cl777, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.75                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.75                 zip_derived_cl1024, zip_derived_cl1051, zip_derived_cl1077, 
% 21.33/3.75                 zip_derived_cl1115, zip_derived_cl1151, zip_derived_cl1200, 
% 21.33/3.75                 zip_derived_cl1243])).
% 21.33/3.75  thf(zip_derived_cl1364, plain,
% 21.33/3.75      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.75         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i]:
% 21.33/3.75          (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 21.33/3.75           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)),
% 21.33/3.75      inference('demod', [status(thm)],
% 21.33/3.75                [zip_derived_cl742, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.75                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.75                 zip_derived_cl1024, zip_derived_cl1051, zip_derived_cl1077, 
% 21.33/3.75                 zip_derived_cl1115, zip_derived_cl1151, zip_derived_cl1200, 
% 21.33/3.75                 zip_derived_cl1243, zip_derived_cl1302])).
% 21.33/3.75  thf(zip_derived_cl1429, plain,
% 21.33/3.75      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.75         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i]:
% 21.33/3.75          (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 21.33/3.75           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)),
% 21.33/3.75      inference('demod', [status(thm)],
% 21.33/3.75                [zip_derived_cl712, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.75                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.75                 zip_derived_cl1024, zip_derived_cl1051, zip_derived_cl1077, 
% 21.33/3.75                 zip_derived_cl1115, zip_derived_cl1151, zip_derived_cl1200, 
% 21.33/3.75                 zip_derived_cl1243, zip_derived_cl1302, zip_derived_cl1364])).
% 21.33/3.75  thf(zip_derived_cl1494, plain,
% 21.33/3.75      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.75         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 21.33/3.75         X14 : $i]:
% 21.33/3.75          (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 21.33/3.75           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)),
% 21.33/3.75      inference('demod', [status(thm)],
% 21.33/3.75                [zip_derived_cl677, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.75                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.75                 zip_derived_cl1024, zip_derived_cl1051, zip_derived_cl1077, 
% 21.33/3.75                 zip_derived_cl1115, zip_derived_cl1151, zip_derived_cl1200, 
% 21.33/3.75                 zip_derived_cl1243, zip_derived_cl1302, zip_derived_cl1364, 
% 21.33/3.75                 zip_derived_cl1429])).
% 21.33/3.75  thf(zip_derived_cl1555, plain,
% 21.33/3.75      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.75         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 21.33/3.75         X14 : $i, X15 : $i]:
% 21.33/3.75          (ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 21.33/3.75           X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15)),
% 21.33/3.75      inference('demod', [status(thm)],
% 21.33/3.75                [zip_derived_cl635, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.75                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.75                 zip_derived_cl1024, zip_derived_cl1051, zip_derived_cl1077, 
% 21.33/3.75                 zip_derived_cl1115, zip_derived_cl1151, zip_derived_cl1200, 
% 21.33/3.75                 zip_derived_cl1243, zip_derived_cl1302, zip_derived_cl1364, 
% 21.33/3.75                 zip_derived_cl1429, zip_derived_cl1494])).
% 21.33/3.75  thf(zip_derived_cl1613, plain,
% 21.33/3.75      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.75         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 21.33/3.75         X14 : $i, X15 : $i, X16 : $i]:
% 21.33/3.75          (ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 21.33/3.75           X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ 
% 21.33/3.75           X16)),
% 21.33/3.75      inference('demod', [status(thm)],
% 21.33/3.75                [zip_derived_cl601, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.75                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.75                 zip_derived_cl1024, zip_derived_cl1051, zip_derived_cl1077, 
% 21.33/3.75                 zip_derived_cl1115, zip_derived_cl1151, zip_derived_cl1200, 
% 21.33/3.75                 zip_derived_cl1243, zip_derived_cl1302, zip_derived_cl1364, 
% 21.33/3.75                 zip_derived_cl1429, zip_derived_cl1494, zip_derived_cl1555])).
% 21.33/3.75  thf(zip_derived_cl1683, plain,
% 21.33/3.75      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.75         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 21.33/3.75         X14 : $i, X15 : $i, X16 : $i, X17 : $i]:
% 21.33/3.75          (ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 21.33/3.75           X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 21.33/3.75           X15 @ X16 @ X17)),
% 21.33/3.75      inference('demod', [status(thm)],
% 21.33/3.75                [zip_derived_cl564, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.75                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.75                 zip_derived_cl1024, zip_derived_cl1051, zip_derived_cl1077, 
% 21.33/3.75                 zip_derived_cl1115, zip_derived_cl1151, zip_derived_cl1200, 
% 21.33/3.75                 zip_derived_cl1243, zip_derived_cl1302, zip_derived_cl1364, 
% 21.33/3.75                 zip_derived_cl1429, zip_derived_cl1494, zip_derived_cl1555, 
% 21.33/3.75                 zip_derived_cl1613])).
% 21.33/3.75  thf(zip_derived_cl1752, plain,
% 21.33/3.75      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.75         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 21.33/3.75         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i]:
% 21.33/3.75          (ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 21.33/3.75           X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 21.33/3.75           X15 @ X16 @ X17 @ X18)),
% 21.33/3.75      inference('demod', [status(thm)],
% 21.33/3.75                [zip_derived_cl522, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.75                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.75                 zip_derived_cl1024, zip_derived_cl1051, zip_derived_cl1077, 
% 21.33/3.75                 zip_derived_cl1115, zip_derived_cl1151, zip_derived_cl1200, 
% 21.33/3.75                 zip_derived_cl1243, zip_derived_cl1302, zip_derived_cl1364, 
% 21.33/3.75                 zip_derived_cl1429, zip_derived_cl1494, zip_derived_cl1555, 
% 21.33/3.75                 zip_derived_cl1613, zip_derived_cl1683])).
% 21.33/3.75  thf(zip_derived_cl1822, plain,
% 21.33/3.75      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.75         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 21.33/3.75         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i]:
% 21.33/3.75          (ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 21.33/3.75           X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 21.33/3.75           X15 @ X16 @ X17 @ X18 @ X19)),
% 21.33/3.75      inference('demod', [status(thm)],
% 21.33/3.75                [zip_derived_cl478, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.75                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.75                 zip_derived_cl1024, zip_derived_cl1051, zip_derived_cl1077, 
% 21.33/3.75                 zip_derived_cl1115, zip_derived_cl1151, zip_derived_cl1200, 
% 21.33/3.75                 zip_derived_cl1243, zip_derived_cl1302, zip_derived_cl1364, 
% 21.33/3.75                 zip_derived_cl1429, zip_derived_cl1494, zip_derived_cl1555, 
% 21.33/3.75                 zip_derived_cl1613, zip_derived_cl1683, zip_derived_cl1752])).
% 21.33/3.75  thf(zip_derived_cl1890, plain,
% 21.33/3.75      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.75         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 21.33/3.75         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i]:
% 21.33/3.75          (ssNder1_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 21.33/3.75           X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 21.33/3.75           X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20)),
% 21.33/3.75      inference('demod', [status(thm)],
% 21.33/3.75                [zip_derived_cl432, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.75                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.75                 zip_derived_cl1024, zip_derived_cl1051, zip_derived_cl1077, 
% 21.33/3.75                 zip_derived_cl1115, zip_derived_cl1151, zip_derived_cl1200, 
% 21.33/3.75                 zip_derived_cl1243, zip_derived_cl1302, zip_derived_cl1364, 
% 21.33/3.75                 zip_derived_cl1429, zip_derived_cl1494, zip_derived_cl1555, 
% 21.33/3.75                 zip_derived_cl1613, zip_derived_cl1683, zip_derived_cl1752, 
% 21.33/3.75                 zip_derived_cl1822])).
% 21.33/3.75  thf(zip_derived_cl1956, plain,
% 21.33/3.75      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.75         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 21.33/3.75         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i, 
% 21.33/3.75         X21 : $i]:
% 21.33/3.75          (ssNder1_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 21.33/3.75           X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 21.33/3.75           X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21)),
% 21.33/3.75      inference('demod', [status(thm)],
% 21.33/3.75                [zip_derived_cl387, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.75                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.75                 zip_derived_cl1024, zip_derived_cl1051, zip_derived_cl1077, 
% 21.33/3.75                 zip_derived_cl1115, zip_derived_cl1151, zip_derived_cl1200, 
% 21.33/3.75                 zip_derived_cl1243, zip_derived_cl1302, zip_derived_cl1364, 
% 21.33/3.75                 zip_derived_cl1429, zip_derived_cl1494, zip_derived_cl1555, 
% 21.33/3.75                 zip_derived_cl1613, zip_derived_cl1683, zip_derived_cl1752, 
% 21.33/3.75                 zip_derived_cl1822, zip_derived_cl1890])).
% 21.33/3.75  thf(zip_derived_cl1978, plain,
% 21.33/3.75      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.75         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 21.33/3.75         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i, 
% 21.33/3.75         X21 : $i, X22 : $i]:
% 21.33/3.75         ( (ssPv27_2r1r1 @ X0 @ X1)
% 21.33/3.75          | ~ (ssPv27_23r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 21.33/3.75               X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 21.33/3.75               X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21 @ X22))),
% 21.33/3.75      inference('demod', [status(thm)],
% 21.33/3.75                [zip_derived_cl332, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.75                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.75                 zip_derived_cl1024, zip_derived_cl1051, zip_derived_cl1077, 
% 21.33/3.75                 zip_derived_cl1115, zip_derived_cl1151, zip_derived_cl1200, 
% 21.33/3.75                 zip_derived_cl1243, zip_derived_cl1302, zip_derived_cl1364, 
% 21.33/3.75                 zip_derived_cl1429, zip_derived_cl1494, zip_derived_cl1555, 
% 21.33/3.75                 zip_derived_cl1613, zip_derived_cl1683, zip_derived_cl1752, 
% 21.33/3.75                 zip_derived_cl1822, zip_derived_cl1890, zip_derived_cl1956])).
% 21.33/3.75  thf(zip_derived_cl2347, plain,
% 21.33/3.75      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.75         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 21.33/3.75         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i, 
% 21.33/3.75         X21 : $i, X22 : $i]:
% 21.33/3.75         ( (ssPv28_23r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X22 @ 
% 21.33/3.75            X21 @ X20 @ X19 @ X18 @ X17 @ X16 @ X15 @ X14 @ X13 @ X12 @ X11 @ 
% 21.33/3.75            X10 @ X9 @ X8 @ X7 @ X6 @ X5 @ X4 @ X3 @ X2 @ X1 @ X0)
% 21.33/3.75          | ~ (ssPv6_23r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X22 @ 
% 21.33/3.75               X21 @ X20 @ X19 @ X18 @ X17 @ X16 @ X15 @ X14 @ X13 @ X12 @ 
% 21.33/3.75               X11 @ X10 @ X9 @ X8 @ X7 @ X6 @ X5 @ X4 @ X3 @ X2 @ X1 @ X0)
% 21.33/3.75          | ~ (ssPv7_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X22 @ 
% 21.33/3.75               X21 @ X20 @ X19 @ X18 @ X17 @ X16 @ X15 @ X14 @ X13 @ X12 @ 
% 21.33/3.75               X11 @ X10 @ X9 @ X8 @ X7 @ X6 @ X5 @ X4 @ X3 @ X2 @ X1)
% 21.33/3.75          |  (ssPv27_2r1r1 @ X22 @ X21))),
% 21.33/3.75      inference('sup-', [status(thm)], [zip_derived_cl2346, zip_derived_cl1978])).
% 21.33/3.75  thf(clause634, conjecture,
% 21.33/3.75    (~( ( ssPv28_1r1 @ U ) | ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 21.33/3.75        ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 21.33/3.75        ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 21.33/3.75        ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 21.33/3.75        ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 21.33/3.75        ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 21.33/3.75        ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 21.33/3.75        ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 21.33/3.75        ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 21.33/3.75        ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.75             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 21.33/3.75        ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.75             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 21.33/3.75        ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.75             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 21.33/3.75        ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.75             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 21.33/3.75        ( ~( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.75             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) | 
% 21.33/3.75        ( ~( ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.75             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) ) | 
% 21.33/3.75        ( ~( ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.75             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 21.33/3.75             X9 @ X10 ) ) | 
% 21.33/3.75        ( ~( ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.75             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 21.33/3.75             X9 @ X10 @ X11 ) ) | 
% 21.33/3.75        ( ~( ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.75             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 21.33/3.75             X9 @ X10 @ X11 @ X12 ) ) | 
% 21.33/3.75        ( ~( ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.75             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 21.33/3.75             X9 @ X10 @ X11 @ X12 @ X13 ) ) | 
% 21.33/3.75        ( ~( ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.75             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 21.33/3.75             X9 @ X10 @ X11 @ X12 @ X13 @ X14 ) ) | 
% 21.33/3.75        ( ~( ssNder1_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.75             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 21.33/3.75             X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 ) ) | 
% 21.33/3.75        ( ~( ssNder1_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.75             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 21.33/3.75             X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 ) ) | 
% 21.33/3.75        ( ~( ssPv28_23r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.75             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 21.33/3.75             X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 @ X17 ) ) ))).
% 21.33/3.75  thf(zf_stmt_32, negated_conjecture,
% 21.33/3.75    (( ssPv28_1r1 @ U ) | ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 21.33/3.75     ( ~( ssNder1_2r1r1 @ U @ V ) ) | ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 21.33/3.75     ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 21.33/3.75     ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 21.33/3.75     ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 21.33/3.75     ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 21.33/3.75     ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 21.33/3.75     ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 21.33/3.75     ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.75          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 21.33/3.75     ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.75          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 21.33/3.75     ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.75          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 21.33/3.75     ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.75          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 21.33/3.75     ( ~( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.75          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) | 
% 21.33/3.75     ( ~( ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.75          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) ) | 
% 21.33/3.75     ( ~( ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.75          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 21.33/3.75          X10 ) ) | 
% 21.33/3.75     ( ~( ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.75          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 21.33/3.75          X10 @ X11 ) ) | 
% 21.33/3.75     ( ~( ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.75          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 21.33/3.75          X10 @ X11 @ X12 ) ) | 
% 21.33/3.75     ( ~( ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.75          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 21.33/3.75          X10 @ X11 @ X12 @ X13 ) ) | 
% 21.33/3.75     ( ~( ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.75          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 21.33/3.75          X10 @ X11 @ X12 @ X13 @ X14 ) ) | 
% 21.33/3.75     ( ~( ssNder1_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.75          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 21.33/3.75          X10 @ X11 @ X12 @ X13 @ X14 @ X15 ) ) | 
% 21.33/3.75     ( ~( ssNder1_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.75          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 21.33/3.75          X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 ) ) | 
% 21.33/3.75     ( ~( ssPv28_23r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.75          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 21.33/3.75          X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 @ X17 ) )),
% 21.33/3.75    inference('cnf.neg', [status(esa)], [clause634])).
% 21.33/3.75  thf(zip_derived_cl334, plain,
% 21.33/3.75      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.75         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 21.33/3.75         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i, 
% 21.33/3.75         X21 : $i, X22 : $i]:
% 21.33/3.75         ( (ssPv28_1r1 @ X0)
% 21.33/3.75          | ~ (ssNder1_0)
% 21.33/3.75          | ~ (ssNder1_1r1 @ X0)
% 21.33/3.75          | ~ (ssNder1_2r1r1 @ X0 @ X1)
% 21.33/3.75          | ~ (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)
% 21.33/3.75          | ~ (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)
% 21.33/3.75          | ~ (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)
% 21.33/3.75          | ~ (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)
% 21.33/3.75          | ~ (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)
% 21.33/3.75          | ~ (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 21.33/3.75               X7)
% 21.33/3.75          | ~ (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 21.33/3.75               X6 @ X7 @ X8)
% 21.33/3.75          | ~ (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 21.33/3.75               X6 @ X7 @ X8 @ X9)
% 21.33/3.75          | ~ (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 21.33/3.75               X5 @ X6 @ X7 @ X8 @ X9 @ X10)
% 21.33/3.75          | ~ (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 21.33/3.75               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11)
% 21.33/3.75          | ~ (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 21.33/3.75               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)
% 21.33/3.75          | ~ (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 21.33/3.75               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)
% 21.33/3.75          | ~ (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 21.33/3.75               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)
% 21.33/3.75          | ~ (ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 21.33/3.75               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 21.33/3.75               X14 @ X15)
% 21.33/3.75          | ~ (ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 21.33/3.75               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 21.33/3.75               X14 @ X15 @ X16)
% 21.33/3.75          | ~ (ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 21.33/3.75               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 21.33/3.75               X14 @ X15 @ X16 @ X17)
% 21.33/3.75          | ~ (ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 21.33/3.75               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 21.33/3.75               X14 @ X15 @ X16 @ X17 @ X18)
% 21.33/3.75          | ~ (ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 21.33/3.75               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 21.33/3.75               X14 @ X15 @ X16 @ X17 @ X18 @ X19)
% 21.33/3.75          | ~ (ssNder1_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 21.33/3.75               X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 21.33/3.75               X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20)
% 21.33/3.75          | ~ (ssNder1_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 21.33/3.75               X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 21.33/3.75               X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21)
% 21.33/3.75          | ~ (ssPv28_23r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 21.33/3.75               X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 21.33/3.75               X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21 @ X22))),
% 21.33/3.75      inference('cnf', [status(esa)], [zf_stmt_32])).
% 21.33/3.75  thf(zip_derived_cl967, plain, ( (ssNder1_0)),
% 21.33/3.75      inference('cnf', [status(esa)], [zf_stmt_1])).
% 21.33/3.75  thf(zip_derived_cl973, plain, (![X0 : $i]:  (ssNder1_1r1 @ X0)),
% 21.33/3.75      inference('demod', [status(thm)], [zip_derived_cl966, zip_derived_cl967])).
% 21.33/3.75  thf(zip_derived_cl974, plain,
% 21.33/3.75      (![X0 : $i, X1 : $i]:  (ssNder1_2r1r1 @ X0 @ X1)),
% 21.33/3.75      inference('demod', [status(thm)],
% 21.33/3.75                [zip_derived_cl965, zip_derived_cl967, zip_derived_cl973])).
% 21.33/3.75  thf(zip_derived_cl979, plain,
% 21.33/3.75      (![X0 : $i, X1 : $i, X2 : $i]:  (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)),
% 21.33/3.75      inference('demod', [status(thm)],
% 21.33/3.75                [zip_derived_cl954, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.75                 zip_derived_cl974])).
% 21.33/3.75  thf(zip_derived_cl999, plain,
% 21.33/3.75      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 21.33/3.75          (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)),
% 21.33/3.75      inference('demod', [status(thm)],
% 21.33/3.75                [zip_derived_cl946, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.75                 zip_derived_cl974, zip_derived_cl979])).
% 21.33/3.75  thf(zip_derived_cl1024, plain,
% 21.33/3.75      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 21.33/3.75          (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)),
% 21.33/3.75      inference('demod', [status(thm)],
% 21.33/3.75                [zip_derived_cl931, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.75                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999])).
% 21.33/3.75  thf(zip_derived_cl1051, plain,
% 21.33/3.75      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 21.33/3.75          (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)),
% 21.33/3.75      inference('demod', [status(thm)],
% 21.33/3.75                [zip_derived_cl917, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.75                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.75                 zip_derived_cl1024])).
% 21.33/3.75  thf(zip_derived_cl1077, plain,
% 21.33/3.75      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i]:
% 21.33/3.75          (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)),
% 21.33/3.75      inference('demod', [status(thm)],
% 21.33/3.75                [zip_derived_cl900, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.75                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.75                 zip_derived_cl1024, zip_derived_cl1051])).
% 21.33/3.75  thf(zip_derived_cl1115, plain,
% 21.33/3.75      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, X7 : $i]:
% 21.33/3.75          (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7)),
% 21.33/3.75      inference('demod', [status(thm)],
% 21.33/3.75                [zip_derived_cl879, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.75                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.75                 zip_derived_cl1024, zip_derived_cl1051, zip_derived_cl1077])).
% 21.33/3.75  thf(zip_derived_cl1151, plain,
% 21.33/3.75      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.75         X7 : $i, X8 : $i]:
% 21.33/3.75          (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 21.33/3.75           X7 @ X8)),
% 21.33/3.75      inference('demod', [status(thm)],
% 21.33/3.75                [zip_derived_cl857, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.75                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.75                 zip_derived_cl1024, zip_derived_cl1051, zip_derived_cl1077, 
% 21.33/3.75                 zip_derived_cl1115])).
% 21.33/3.75  thf(zip_derived_cl1200, plain,
% 21.33/3.75      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.75         X7 : $i, X8 : $i, X9 : $i]:
% 21.33/3.75          (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 21.33/3.75           X7 @ X8 @ X9)),
% 21.33/3.75      inference('demod', [status(thm)],
% 21.33/3.75                [zip_derived_cl830, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.75                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.75                 zip_derived_cl1024, zip_derived_cl1051, zip_derived_cl1077, 
% 21.33/3.75                 zip_derived_cl1115, zip_derived_cl1151])).
% 21.33/3.75  thf(zip_derived_cl1243, plain,
% 21.33/3.75      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.75         X7 : $i, X8 : $i, X9 : $i, X10 : $i]:
% 21.33/3.75          (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 21.33/3.75           X6 @ X7 @ X8 @ X9 @ X10)),
% 21.33/3.75      inference('demod', [status(thm)],
% 21.33/3.75                [zip_derived_cl803, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.75                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.75                 zip_derived_cl1024, zip_derived_cl1051, zip_derived_cl1077, 
% 21.33/3.75                 zip_derived_cl1115, zip_derived_cl1151, zip_derived_cl1200])).
% 21.33/3.75  thf(zip_derived_cl1302, plain,
% 21.33/3.75      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.75         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i]:
% 21.33/3.75          (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 21.33/3.75           X6 @ X7 @ X8 @ X9 @ X10 @ X11)),
% 21.33/3.75      inference('demod', [status(thm)],
% 21.33/3.75                [zip_derived_cl777, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.75                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.75                 zip_derived_cl1024, zip_derived_cl1051, zip_derived_cl1077, 
% 21.33/3.75                 zip_derived_cl1115, zip_derived_cl1151, zip_derived_cl1200, 
% 21.33/3.75                 zip_derived_cl1243])).
% 21.33/3.75  thf(zip_derived_cl1364, plain,
% 21.33/3.75      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.75         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i]:
% 21.33/3.75          (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 21.33/3.75           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)),
% 21.33/3.75      inference('demod', [status(thm)],
% 21.33/3.75                [zip_derived_cl742, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.75                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.75                 zip_derived_cl1024, zip_derived_cl1051, zip_derived_cl1077, 
% 21.33/3.75                 zip_derived_cl1115, zip_derived_cl1151, zip_derived_cl1200, 
% 21.33/3.75                 zip_derived_cl1243, zip_derived_cl1302])).
% 21.33/3.75  thf(zip_derived_cl1429, plain,
% 21.33/3.75      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.75         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i]:
% 21.33/3.75          (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 21.33/3.75           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)),
% 21.33/3.75      inference('demod', [status(thm)],
% 21.33/3.75                [zip_derived_cl712, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.75                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.75                 zip_derived_cl1024, zip_derived_cl1051, zip_derived_cl1077, 
% 21.33/3.75                 zip_derived_cl1115, zip_derived_cl1151, zip_derived_cl1200, 
% 21.33/3.75                 zip_derived_cl1243, zip_derived_cl1302, zip_derived_cl1364])).
% 21.33/3.75  thf(zip_derived_cl1494, plain,
% 21.33/3.75      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.75         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 21.33/3.75         X14 : $i]:
% 21.33/3.75          (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 21.33/3.75           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)),
% 21.33/3.75      inference('demod', [status(thm)],
% 21.33/3.75                [zip_derived_cl677, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.75                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.75                 zip_derived_cl1024, zip_derived_cl1051, zip_derived_cl1077, 
% 21.33/3.75                 zip_derived_cl1115, zip_derived_cl1151, zip_derived_cl1200, 
% 21.33/3.75                 zip_derived_cl1243, zip_derived_cl1302, zip_derived_cl1364, 
% 21.33/3.75                 zip_derived_cl1429])).
% 21.33/3.75  thf(zip_derived_cl1555, plain,
% 21.33/3.75      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.75         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 21.33/3.75         X14 : $i, X15 : $i]:
% 21.33/3.75          (ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 21.33/3.75           X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15)),
% 21.33/3.75      inference('demod', [status(thm)],
% 21.33/3.75                [zip_derived_cl635, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.75                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.75                 zip_derived_cl1024, zip_derived_cl1051, zip_derived_cl1077, 
% 21.33/3.75                 zip_derived_cl1115, zip_derived_cl1151, zip_derived_cl1200, 
% 21.33/3.75                 zip_derived_cl1243, zip_derived_cl1302, zip_derived_cl1364, 
% 21.33/3.75                 zip_derived_cl1429, zip_derived_cl1494])).
% 21.33/3.75  thf(zip_derived_cl1613, plain,
% 21.33/3.75      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.75         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 21.33/3.75         X14 : $i, X15 : $i, X16 : $i]:
% 21.33/3.75          (ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 21.33/3.75           X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ 
% 21.33/3.75           X16)),
% 21.33/3.75      inference('demod', [status(thm)],
% 21.33/3.75                [zip_derived_cl601, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.75                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.75                 zip_derived_cl1024, zip_derived_cl1051, zip_derived_cl1077, 
% 21.33/3.75                 zip_derived_cl1115, zip_derived_cl1151, zip_derived_cl1200, 
% 21.33/3.75                 zip_derived_cl1243, zip_derived_cl1302, zip_derived_cl1364, 
% 21.33/3.75                 zip_derived_cl1429, zip_derived_cl1494, zip_derived_cl1555])).
% 21.33/3.75  thf(zip_derived_cl1683, plain,
% 21.33/3.75      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.75         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 21.33/3.75         X14 : $i, X15 : $i, X16 : $i, X17 : $i]:
% 21.33/3.75          (ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 21.33/3.75           X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 21.33/3.75           X15 @ X16 @ X17)),
% 21.33/3.75      inference('demod', [status(thm)],
% 21.33/3.75                [zip_derived_cl564, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.75                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.75                 zip_derived_cl1024, zip_derived_cl1051, zip_derived_cl1077, 
% 21.33/3.75                 zip_derived_cl1115, zip_derived_cl1151, zip_derived_cl1200, 
% 21.33/3.75                 zip_derived_cl1243, zip_derived_cl1302, zip_derived_cl1364, 
% 21.33/3.75                 zip_derived_cl1429, zip_derived_cl1494, zip_derived_cl1555, 
% 21.33/3.75                 zip_derived_cl1613])).
% 21.33/3.75  thf(zip_derived_cl1752, plain,
% 21.33/3.75      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.75         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 21.33/3.75         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i]:
% 21.33/3.75          (ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 21.33/3.75           X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 21.33/3.75           X15 @ X16 @ X17 @ X18)),
% 21.33/3.75      inference('demod', [status(thm)],
% 21.33/3.75                [zip_derived_cl522, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.75                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.75                 zip_derived_cl1024, zip_derived_cl1051, zip_derived_cl1077, 
% 21.33/3.75                 zip_derived_cl1115, zip_derived_cl1151, zip_derived_cl1200, 
% 21.33/3.75                 zip_derived_cl1243, zip_derived_cl1302, zip_derived_cl1364, 
% 21.33/3.75                 zip_derived_cl1429, zip_derived_cl1494, zip_derived_cl1555, 
% 21.33/3.75                 zip_derived_cl1613, zip_derived_cl1683])).
% 21.33/3.75  thf(zip_derived_cl1822, plain,
% 21.33/3.75      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.75         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 21.33/3.75         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i]:
% 21.33/3.75          (ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 21.33/3.75           X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 21.33/3.75           X15 @ X16 @ X17 @ X18 @ X19)),
% 21.33/3.75      inference('demod', [status(thm)],
% 21.33/3.75                [zip_derived_cl478, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.75                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.75                 zip_derived_cl1024, zip_derived_cl1051, zip_derived_cl1077, 
% 21.33/3.75                 zip_derived_cl1115, zip_derived_cl1151, zip_derived_cl1200, 
% 21.33/3.75                 zip_derived_cl1243, zip_derived_cl1302, zip_derived_cl1364, 
% 21.33/3.75                 zip_derived_cl1429, zip_derived_cl1494, zip_derived_cl1555, 
% 21.33/3.75                 zip_derived_cl1613, zip_derived_cl1683, zip_derived_cl1752])).
% 21.33/3.75  thf(zip_derived_cl1890, plain,
% 21.33/3.75      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.75         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 21.33/3.75         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i]:
% 21.33/3.75          (ssNder1_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 21.33/3.75           X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 21.33/3.75           X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20)),
% 21.33/3.75      inference('demod', [status(thm)],
% 21.33/3.75                [zip_derived_cl432, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.75                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.75                 zip_derived_cl1024, zip_derived_cl1051, zip_derived_cl1077, 
% 21.33/3.75                 zip_derived_cl1115, zip_derived_cl1151, zip_derived_cl1200, 
% 21.33/3.75                 zip_derived_cl1243, zip_derived_cl1302, zip_derived_cl1364, 
% 21.33/3.75                 zip_derived_cl1429, zip_derived_cl1494, zip_derived_cl1555, 
% 21.33/3.75                 zip_derived_cl1613, zip_derived_cl1683, zip_derived_cl1752, 
% 21.33/3.75                 zip_derived_cl1822])).
% 21.33/3.75  thf(zip_derived_cl1956, plain,
% 21.33/3.75      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.75         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 21.33/3.75         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i, 
% 21.33/3.75         X21 : $i]:
% 21.33/3.75          (ssNder1_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 21.33/3.75           X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 21.33/3.75           X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21)),
% 21.33/3.75      inference('demod', [status(thm)],
% 21.33/3.75                [zip_derived_cl387, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.75                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.75                 zip_derived_cl1024, zip_derived_cl1051, zip_derived_cl1077, 
% 21.33/3.75                 zip_derived_cl1115, zip_derived_cl1151, zip_derived_cl1200, 
% 21.33/3.75                 zip_derived_cl1243, zip_derived_cl1302, zip_derived_cl1364, 
% 21.33/3.75                 zip_derived_cl1429, zip_derived_cl1494, zip_derived_cl1555, 
% 21.33/3.75                 zip_derived_cl1613, zip_derived_cl1683, zip_derived_cl1752, 
% 21.33/3.75                 zip_derived_cl1822, zip_derived_cl1890])).
% 21.33/3.75  thf(zip_derived_cl1972, plain,
% 21.33/3.75      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.75         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 21.33/3.75         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i, 
% 21.33/3.75         X21 : $i, X22 : $i]:
% 21.33/3.75         ( (ssPv28_1r1 @ X0)
% 21.33/3.75          | ~ (ssPv28_23r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 21.33/3.75               X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 21.33/3.75               X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21 @ X22))),
% 21.33/3.75      inference('demod', [status(thm)],
% 21.33/3.75                [zip_derived_cl334, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.75                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.75                 zip_derived_cl1024, zip_derived_cl1051, zip_derived_cl1077, 
% 21.33/3.75                 zip_derived_cl1115, zip_derived_cl1151, zip_derived_cl1200, 
% 21.33/3.75                 zip_derived_cl1243, zip_derived_cl1302, zip_derived_cl1364, 
% 21.33/3.75                 zip_derived_cl1429, zip_derived_cl1494, zip_derived_cl1555, 
% 21.33/3.75                 zip_derived_cl1613, zip_derived_cl1683, zip_derived_cl1752, 
% 21.33/3.75                 zip_derived_cl1822, zip_derived_cl1890, zip_derived_cl1956])).
% 21.33/3.75  thf(zip_derived_cl2348, plain,
% 21.33/3.75      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.75         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 21.33/3.75         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i, 
% 21.33/3.75         X21 : $i, X22 : $i]:
% 21.33/3.75         ( (ssPv27_2r1r1 @ X22 @ X21)
% 21.33/3.75          | ~ (ssPv7_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X22 @ 
% 21.33/3.75               X21 @ X20 @ X19 @ X18 @ X17 @ X16 @ X15 @ X14 @ X13 @ X12 @ 
% 21.33/3.75               X11 @ X10 @ X9 @ X8 @ X7 @ X6 @ X5 @ X4 @ X3 @ X2 @ X1)
% 21.33/3.75          | ~ (ssPv6_23r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X22 @ 
% 21.33/3.75               X21 @ X20 @ X19 @ X18 @ X17 @ X16 @ X15 @ X14 @ X13 @ X12 @ 
% 21.33/3.75               X11 @ X10 @ X9 @ X8 @ X7 @ X6 @ X5 @ X4 @ X3 @ X2 @ X1 @ X0)
% 21.33/3.75          |  (ssPv28_1r1 @ X22))),
% 21.33/3.75      inference('sup-', [status(thm)], [zip_derived_cl2347, zip_derived_cl1972])).
% 21.33/3.75  thf(clause257, conjecture,
% 21.33/3.75    (~( ( ssPv14_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.75          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ skc34 ) | 
% 21.33/3.75        ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 21.33/3.75        ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 21.33/3.75        ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 21.33/3.75        ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 21.33/3.75        ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 21.33/3.75        ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 21.33/3.75        ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 21.33/3.75        ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 21.33/3.75        ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 21.33/3.75        ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.75             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 21.33/3.75        ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.75             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 21.33/3.75        ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.75             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 21.33/3.75        ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.75             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) ))).
% 21.33/3.75  thf(zf_stmt_33, negated_conjecture,
% 21.33/3.75    (( ssPv14_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.75       U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ skc34 ) | 
% 21.33/3.75     ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 21.33/3.75     ( ~( ssNder1_2r1r1 @ U @ V ) ) | ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 21.33/3.75     ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 21.33/3.75     ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 21.33/3.75     ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 21.33/3.75     ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 21.33/3.75     ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 21.33/3.75     ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 21.33/3.75     ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.75          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 21.33/3.75     ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.75          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 21.33/3.75     ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.75          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 21.33/3.75     ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.75          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) )),
% 21.33/3.75    inference('cnf.neg', [status(esa)], [clause257])).
% 21.33/3.75  thf(zip_derived_cl711, plain,
% 21.33/3.75      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.75         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i]:
% 21.33/3.75         ( (ssPv14_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 21.33/3.75            X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ skc34)
% 21.33/3.75          | ~ (ssNder1_0)
% 21.33/3.75          | ~ (ssNder1_1r1 @ X0)
% 21.33/3.75          | ~ (ssNder1_2r1r1 @ X0 @ X1)
% 21.33/3.75          | ~ (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)
% 21.33/3.75          | ~ (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)
% 21.33/3.75          | ~ (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)
% 21.33/3.75          | ~ (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)
% 21.33/3.75          | ~ (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)
% 21.33/3.75          | ~ (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 21.33/3.75               X7)
% 21.33/3.75          | ~ (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 21.33/3.75               X6 @ X7 @ X8)
% 21.33/3.75          | ~ (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 21.33/3.75               X6 @ X7 @ X8 @ X9)
% 21.33/3.75          | ~ (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 21.33/3.75               X5 @ X6 @ X7 @ X8 @ X9 @ X10)
% 21.33/3.75          | ~ (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 21.33/3.75               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11)
% 21.33/3.75          | ~ (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 21.33/3.75               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12))),
% 21.33/3.75      inference('cnf', [status(esa)], [zf_stmt_33])).
% 21.33/3.75  thf(zip_derived_cl967, plain, ( (ssNder1_0)),
% 21.33/3.75      inference('cnf', [status(esa)], [zf_stmt_1])).
% 21.33/3.75  thf(zip_derived_cl973, plain, (![X0 : $i]:  (ssNder1_1r1 @ X0)),
% 21.33/3.75      inference('demod', [status(thm)], [zip_derived_cl966, zip_derived_cl967])).
% 21.33/3.75  thf(zip_derived_cl974, plain,
% 21.33/3.75      (![X0 : $i, X1 : $i]:  (ssNder1_2r1r1 @ X0 @ X1)),
% 21.33/3.75      inference('demod', [status(thm)],
% 21.33/3.75                [zip_derived_cl965, zip_derived_cl967, zip_derived_cl973])).
% 21.33/3.75  thf(zip_derived_cl979, plain,
% 21.33/3.75      (![X0 : $i, X1 : $i, X2 : $i]:  (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)),
% 21.33/3.76      inference('demod', [status(thm)],
% 21.33/3.76                [zip_derived_cl954, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.76                 zip_derived_cl974])).
% 21.33/3.76  thf(zip_derived_cl999, plain,
% 21.33/3.76      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 21.33/3.76          (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)),
% 21.33/3.76      inference('demod', [status(thm)],
% 21.33/3.76                [zip_derived_cl946, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.76                 zip_derived_cl974, zip_derived_cl979])).
% 21.33/3.76  thf(zip_derived_cl1024, plain,
% 21.33/3.76      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 21.33/3.76          (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)),
% 21.33/3.76      inference('demod', [status(thm)],
% 21.33/3.76                [zip_derived_cl931, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.76                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999])).
% 21.33/3.76  thf(zip_derived_cl1051, plain,
% 21.33/3.76      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 21.33/3.76          (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)),
% 21.33/3.76      inference('demod', [status(thm)],
% 21.33/3.76                [zip_derived_cl917, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.76                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.76                 zip_derived_cl1024])).
% 21.33/3.76  thf(zip_derived_cl1077, plain,
% 21.33/3.76      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i]:
% 21.33/3.76          (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)),
% 21.33/3.76      inference('demod', [status(thm)],
% 21.33/3.76                [zip_derived_cl900, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.76                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.76                 zip_derived_cl1024, zip_derived_cl1051])).
% 21.33/3.76  thf(zip_derived_cl1115, plain,
% 21.33/3.76      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, X7 : $i]:
% 21.33/3.76          (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7)),
% 21.33/3.76      inference('demod', [status(thm)],
% 21.33/3.76                [zip_derived_cl879, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.76                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.76                 zip_derived_cl1024, zip_derived_cl1051, zip_derived_cl1077])).
% 21.33/3.76  thf(zip_derived_cl1151, plain,
% 21.33/3.76      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.76         X7 : $i, X8 : $i]:
% 21.33/3.76          (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 21.33/3.76           X7 @ X8)),
% 21.33/3.76      inference('demod', [status(thm)],
% 21.33/3.76                [zip_derived_cl857, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.76                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.76                 zip_derived_cl1024, zip_derived_cl1051, zip_derived_cl1077, 
% 21.33/3.76                 zip_derived_cl1115])).
% 21.33/3.76  thf(zip_derived_cl1200, plain,
% 21.33/3.76      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.76         X7 : $i, X8 : $i, X9 : $i]:
% 21.33/3.76          (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 21.33/3.76           X7 @ X8 @ X9)),
% 21.33/3.76      inference('demod', [status(thm)],
% 21.33/3.76                [zip_derived_cl830, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.76                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.76                 zip_derived_cl1024, zip_derived_cl1051, zip_derived_cl1077, 
% 21.33/3.76                 zip_derived_cl1115, zip_derived_cl1151])).
% 21.33/3.76  thf(zip_derived_cl1243, plain,
% 21.33/3.76      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.76         X7 : $i, X8 : $i, X9 : $i, X10 : $i]:
% 21.33/3.76          (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 21.33/3.76           X6 @ X7 @ X8 @ X9 @ X10)),
% 21.33/3.76      inference('demod', [status(thm)],
% 21.33/3.76                [zip_derived_cl803, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.76                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.76                 zip_derived_cl1024, zip_derived_cl1051, zip_derived_cl1077, 
% 21.33/3.76                 zip_derived_cl1115, zip_derived_cl1151, zip_derived_cl1200])).
% 21.33/3.76  thf(zip_derived_cl1302, plain,
% 21.33/3.76      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.76         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i]:
% 21.33/3.76          (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 21.33/3.76           X6 @ X7 @ X8 @ X9 @ X10 @ X11)),
% 21.33/3.76      inference('demod', [status(thm)],
% 21.33/3.76                [zip_derived_cl777, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.76                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.76                 zip_derived_cl1024, zip_derived_cl1051, zip_derived_cl1077, 
% 21.33/3.76                 zip_derived_cl1115, zip_derived_cl1151, zip_derived_cl1200, 
% 21.33/3.76                 zip_derived_cl1243])).
% 21.33/3.76  thf(zip_derived_cl1364, plain,
% 21.33/3.76      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.76         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i]:
% 21.33/3.76          (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 21.33/3.76           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)),
% 21.33/3.76      inference('demod', [status(thm)],
% 21.33/3.76                [zip_derived_cl742, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.76                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.76                 zip_derived_cl1024, zip_derived_cl1051, zip_derived_cl1077, 
% 21.33/3.76                 zip_derived_cl1115, zip_derived_cl1151, zip_derived_cl1200, 
% 21.33/3.76                 zip_derived_cl1243, zip_derived_cl1302])).
% 21.33/3.76  thf(zip_derived_cl1440, plain,
% 21.33/3.76      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.76         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i]:
% 21.33/3.76          (ssPv14_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 21.33/3.76           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ skc34)),
% 21.33/3.76      inference('demod', [status(thm)],
% 21.33/3.76                [zip_derived_cl711, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.76                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.76                 zip_derived_cl1024, zip_derived_cl1051, zip_derived_cl1077, 
% 21.33/3.76                 zip_derived_cl1115, zip_derived_cl1151, zip_derived_cl1200, 
% 21.33/3.76                 zip_derived_cl1243, zip_derived_cl1302, zip_derived_cl1364])).
% 21.33/3.76  thf(clause295, conjecture,
% 21.33/3.76    (~( ( ssPv28_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.76          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) | 
% 21.33/3.76        ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 21.33/3.76        ( ~( ssPv28_1r1 @ U ) ) | ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 21.33/3.76        ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 21.33/3.76        ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 21.33/3.76        ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 21.33/3.76        ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 21.33/3.76        ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 21.33/3.76        ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 21.33/3.76        ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 21.33/3.76        ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.76             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 21.33/3.76        ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.76             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 21.33/3.76        ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.76             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 21.33/3.76        ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.76             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 21.33/3.76        ( ~( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.76             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) ))).
% 21.33/3.76  thf(zf_stmt_34, negated_conjecture,
% 21.33/3.76    (( ssPv28_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.76       U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) | 
% 21.33/3.76     ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | ( ~( ssPv28_1r1 @ U ) ) | 
% 21.33/3.76     ( ~( ssNder1_2r1r1 @ U @ V ) ) | ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 21.33/3.76     ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 21.33/3.76     ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 21.33/3.76     ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 21.33/3.76     ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 21.33/3.76     ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 21.33/3.76     ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 21.33/3.76     ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.76          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 21.33/3.76     ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.76          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 21.33/3.76     ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.76          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 21.33/3.76     ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.76          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 21.33/3.76     ( ~( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.76          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) )),
% 21.33/3.76    inference('cnf.neg', [status(esa)], [clause295])).
% 21.33/3.76  thf(zip_derived_cl673, plain,
% 21.33/3.76      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.76         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 21.33/3.76         X14 : $i]:
% 21.33/3.76         ( (ssPv28_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 21.33/3.76            X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)
% 21.33/3.76          | ~ (ssNder1_0)
% 21.33/3.76          | ~ (ssNder1_1r1 @ X0)
% 21.33/3.76          | ~ (ssPv28_1r1 @ X0)
% 21.33/3.76          | ~ (ssNder1_2r1r1 @ X0 @ X1)
% 21.33/3.76          | ~ (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)
% 21.33/3.76          | ~ (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)
% 21.33/3.76          | ~ (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)
% 21.33/3.76          | ~ (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)
% 21.33/3.76          | ~ (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)
% 21.33/3.76          | ~ (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 21.33/3.76               X7)
% 21.33/3.76          | ~ (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 21.33/3.76               X6 @ X7 @ X8)
% 21.33/3.76          | ~ (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 21.33/3.76               X6 @ X7 @ X8 @ X9)
% 21.33/3.76          | ~ (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 21.33/3.76               X5 @ X6 @ X7 @ X8 @ X9 @ X10)
% 21.33/3.76          | ~ (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 21.33/3.76               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11)
% 21.33/3.76          | ~ (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 21.33/3.76               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)
% 21.33/3.76          | ~ (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 21.33/3.76               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13))),
% 21.33/3.76      inference('cnf', [status(esa)], [zf_stmt_34])).
% 21.33/3.76  thf(zip_derived_cl967, plain, ( (ssNder1_0)),
% 21.33/3.76      inference('cnf', [status(esa)], [zf_stmt_1])).
% 21.33/3.76  thf(zip_derived_cl973, plain, (![X0 : $i]:  (ssNder1_1r1 @ X0)),
% 21.33/3.76      inference('demod', [status(thm)], [zip_derived_cl966, zip_derived_cl967])).
% 21.33/3.76  thf(zip_derived_cl974, plain,
% 21.33/3.76      (![X0 : $i, X1 : $i]:  (ssNder1_2r1r1 @ X0 @ X1)),
% 21.33/3.76      inference('demod', [status(thm)],
% 21.33/3.76                [zip_derived_cl965, zip_derived_cl967, zip_derived_cl973])).
% 21.33/3.76  thf(zip_derived_cl979, plain,
% 21.33/3.76      (![X0 : $i, X1 : $i, X2 : $i]:  (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)),
% 21.33/3.76      inference('demod', [status(thm)],
% 21.33/3.76                [zip_derived_cl954, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.76                 zip_derived_cl974])).
% 21.33/3.76  thf(zip_derived_cl999, plain,
% 21.33/3.76      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 21.33/3.76          (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)),
% 21.33/3.76      inference('demod', [status(thm)],
% 21.33/3.76                [zip_derived_cl946, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.76                 zip_derived_cl974, zip_derived_cl979])).
% 21.33/3.76  thf(zip_derived_cl1024, plain,
% 21.33/3.76      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 21.33/3.76          (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)),
% 21.33/3.76      inference('demod', [status(thm)],
% 21.33/3.76                [zip_derived_cl931, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.76                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999])).
% 21.33/3.76  thf(zip_derived_cl1051, plain,
% 21.33/3.76      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 21.33/3.76          (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)),
% 21.33/3.76      inference('demod', [status(thm)],
% 21.33/3.76                [zip_derived_cl917, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.76                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.76                 zip_derived_cl1024])).
% 21.33/3.76  thf(zip_derived_cl1077, plain,
% 21.33/3.76      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i]:
% 21.33/3.76          (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)),
% 21.33/3.76      inference('demod', [status(thm)],
% 21.33/3.76                [zip_derived_cl900, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.76                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.76                 zip_derived_cl1024, zip_derived_cl1051])).
% 21.33/3.76  thf(zip_derived_cl1115, plain,
% 21.33/3.76      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, X7 : $i]:
% 21.33/3.76          (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7)),
% 21.33/3.76      inference('demod', [status(thm)],
% 21.33/3.76                [zip_derived_cl879, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.76                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.76                 zip_derived_cl1024, zip_derived_cl1051, zip_derived_cl1077])).
% 21.33/3.76  thf(zip_derived_cl1151, plain,
% 21.33/3.76      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.76         X7 : $i, X8 : $i]:
% 21.33/3.76          (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 21.33/3.76           X7 @ X8)),
% 21.33/3.76      inference('demod', [status(thm)],
% 21.33/3.76                [zip_derived_cl857, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.76                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.76                 zip_derived_cl1024, zip_derived_cl1051, zip_derived_cl1077, 
% 21.33/3.76                 zip_derived_cl1115])).
% 21.33/3.76  thf(zip_derived_cl1200, plain,
% 21.33/3.76      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.76         X7 : $i, X8 : $i, X9 : $i]:
% 21.33/3.76          (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 21.33/3.76           X7 @ X8 @ X9)),
% 21.33/3.76      inference('demod', [status(thm)],
% 21.33/3.76                [zip_derived_cl830, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.76                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.76                 zip_derived_cl1024, zip_derived_cl1051, zip_derived_cl1077, 
% 21.33/3.76                 zip_derived_cl1115, zip_derived_cl1151])).
% 21.33/3.76  thf(zip_derived_cl1243, plain,
% 21.33/3.76      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.76         X7 : $i, X8 : $i, X9 : $i, X10 : $i]:
% 21.33/3.76          (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 21.33/3.76           X6 @ X7 @ X8 @ X9 @ X10)),
% 21.33/3.76      inference('demod', [status(thm)],
% 21.33/3.76                [zip_derived_cl803, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.76                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.76                 zip_derived_cl1024, zip_derived_cl1051, zip_derived_cl1077, 
% 21.33/3.76                 zip_derived_cl1115, zip_derived_cl1151, zip_derived_cl1200])).
% 21.33/3.76  thf(zip_derived_cl1302, plain,
% 21.33/3.76      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.76         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i]:
% 21.33/3.76          (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 21.33/3.76           X6 @ X7 @ X8 @ X9 @ X10 @ X11)),
% 21.33/3.76      inference('demod', [status(thm)],
% 21.33/3.76                [zip_derived_cl777, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.76                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.76                 zip_derived_cl1024, zip_derived_cl1051, zip_derived_cl1077, 
% 21.33/3.76                 zip_derived_cl1115, zip_derived_cl1151, zip_derived_cl1200, 
% 21.33/3.76                 zip_derived_cl1243])).
% 21.33/3.76  thf(zip_derived_cl1364, plain,
% 21.33/3.76      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.76         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i]:
% 21.33/3.76          (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 21.33/3.76           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)),
% 21.33/3.76      inference('demod', [status(thm)],
% 21.33/3.76                [zip_derived_cl742, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.76                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.76                 zip_derived_cl1024, zip_derived_cl1051, zip_derived_cl1077, 
% 21.33/3.76                 zip_derived_cl1115, zip_derived_cl1151, zip_derived_cl1200, 
% 21.33/3.76                 zip_derived_cl1243, zip_derived_cl1302])).
% 21.33/3.76  thf(zip_derived_cl1429, plain,
% 21.33/3.76      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.76         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i]:
% 21.33/3.76          (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 21.33/3.76           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)),
% 21.33/3.76      inference('demod', [status(thm)],
% 21.33/3.76                [zip_derived_cl712, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.76                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.76                 zip_derived_cl1024, zip_derived_cl1051, zip_derived_cl1077, 
% 21.33/3.76                 zip_derived_cl1115, zip_derived_cl1151, zip_derived_cl1200, 
% 21.33/3.76                 zip_derived_cl1243, zip_derived_cl1302, zip_derived_cl1364])).
% 21.33/3.76  thf(zip_derived_cl1505, plain,
% 21.33/3.76      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.76         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 21.33/3.76         X14 : $i]:
% 21.33/3.76         ( (ssPv28_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 21.33/3.76            X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)
% 21.33/3.76          | ~ (ssPv28_1r1 @ X0))),
% 21.33/3.76      inference('demod', [status(thm)],
% 21.33/3.76                [zip_derived_cl673, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.76                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.76                 zip_derived_cl1024, zip_derived_cl1051, zip_derived_cl1077, 
% 21.33/3.76                 zip_derived_cl1115, zip_derived_cl1151, zip_derived_cl1200, 
% 21.33/3.76                 zip_derived_cl1243, zip_derived_cl1302, zip_derived_cl1364, 
% 21.33/3.76                 zip_derived_cl1429])).
% 21.33/3.76  thf(clause392, conjecture,
% 21.33/3.76    (~( ( ssPv27_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.76          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) | 
% 21.33/3.76        ( ssPv21_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.76          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) | 
% 21.33/3.76        ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 21.33/3.76        ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 21.33/3.76        ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 21.33/3.76        ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 21.33/3.76        ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 21.33/3.76        ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 21.33/3.76        ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 21.33/3.76        ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 21.33/3.76        ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 21.33/3.76        ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.76             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 21.33/3.76        ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.76             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 21.33/3.76        ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.76             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 21.33/3.76        ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.76             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 21.33/3.76        ( ~( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.76             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) | 
% 21.33/3.76        ( ~( ssPv28_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.76             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) ) | 
% 21.33/3.76        ( ~( ssPv14_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.76             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) ) ))).
% 21.33/3.76  thf(zf_stmt_35, negated_conjecture,
% 21.33/3.76    (( ssPv27_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.76       U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) | 
% 21.33/3.76     ( ssPv21_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.76       U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) | 
% 21.33/3.76     ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 21.33/3.76     ( ~( ssNder1_2r1r1 @ U @ V ) ) | ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 21.33/3.76     ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 21.33/3.76     ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 21.33/3.76     ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 21.33/3.76     ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 21.33/3.76     ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 21.33/3.76     ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 21.33/3.76     ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.76          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 21.33/3.76     ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.76          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 21.33/3.76     ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.76          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 21.33/3.76     ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.76          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 21.33/3.76     ( ~( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.76          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) | 
% 21.33/3.76     ( ~( ssPv28_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.76          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) ) | 
% 21.33/3.76     ( ~( ssPv14_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.76          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) )),
% 21.33/3.76    inference('cnf.neg', [status(esa)], [clause392])).
% 21.33/3.76  thf(zip_derived_cl576, plain,
% 21.33/3.76      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.76         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 21.33/3.76         X14 : $i]:
% 21.33/3.76         ( (ssPv27_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 21.33/3.76            X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)
% 21.33/3.76          |  (ssPv21_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 21.33/3.76              X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)
% 21.33/3.76          | ~ (ssNder1_0)
% 21.33/3.76          | ~ (ssNder1_1r1 @ X0)
% 21.33/3.76          | ~ (ssNder1_2r1r1 @ X0 @ X1)
% 21.33/3.76          | ~ (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)
% 21.33/3.76          | ~ (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)
% 21.33/3.76          | ~ (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)
% 21.33/3.76          | ~ (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)
% 21.33/3.76          | ~ (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)
% 21.33/3.76          | ~ (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 21.33/3.76               X7)
% 21.33/3.76          | ~ (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 21.33/3.76               X6 @ X7 @ X8)
% 21.33/3.76          | ~ (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 21.33/3.76               X6 @ X7 @ X8 @ X9)
% 21.33/3.76          | ~ (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 21.33/3.76               X5 @ X6 @ X7 @ X8 @ X9 @ X10)
% 21.33/3.76          | ~ (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 21.33/3.76               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11)
% 21.33/3.76          | ~ (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 21.33/3.76               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)
% 21.33/3.76          | ~ (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 21.33/3.76               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)
% 21.33/3.76          | ~ (ssPv28_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 21.33/3.76               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)
% 21.33/3.76          | ~ (ssPv14_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 21.33/3.76               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14))),
% 21.33/3.76      inference('cnf', [status(esa)], [zf_stmt_35])).
% 21.33/3.76  thf(zip_derived_cl967, plain, ( (ssNder1_0)),
% 21.33/3.76      inference('cnf', [status(esa)], [zf_stmt_1])).
% 21.33/3.76  thf(zip_derived_cl973, plain, (![X0 : $i]:  (ssNder1_1r1 @ X0)),
% 21.33/3.76      inference('demod', [status(thm)], [zip_derived_cl966, zip_derived_cl967])).
% 21.33/3.76  thf(zip_derived_cl974, plain,
% 21.33/3.76      (![X0 : $i, X1 : $i]:  (ssNder1_2r1r1 @ X0 @ X1)),
% 21.33/3.76      inference('demod', [status(thm)],
% 21.33/3.76                [zip_derived_cl965, zip_derived_cl967, zip_derived_cl973])).
% 21.33/3.76  thf(zip_derived_cl979, plain,
% 21.33/3.76      (![X0 : $i, X1 : $i, X2 : $i]:  (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)),
% 21.33/3.76      inference('demod', [status(thm)],
% 21.33/3.76                [zip_derived_cl954, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.76                 zip_derived_cl974])).
% 21.33/3.76  thf(zip_derived_cl999, plain,
% 21.33/3.76      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 21.33/3.76          (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)),
% 21.33/3.76      inference('demod', [status(thm)],
% 21.33/3.76                [zip_derived_cl946, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.76                 zip_derived_cl974, zip_derived_cl979])).
% 21.33/3.76  thf(zip_derived_cl1024, plain,
% 21.33/3.76      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 21.33/3.76          (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)),
% 21.33/3.76      inference('demod', [status(thm)],
% 21.33/3.76                [zip_derived_cl931, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.76                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999])).
% 21.33/3.76  thf(zip_derived_cl1051, plain,
% 21.33/3.76      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 21.33/3.76          (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)),
% 21.33/3.76      inference('demod', [status(thm)],
% 21.33/3.76                [zip_derived_cl917, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.76                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.76                 zip_derived_cl1024])).
% 21.33/3.76  thf(zip_derived_cl1077, plain,
% 21.33/3.76      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i]:
% 21.33/3.76          (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)),
% 21.33/3.76      inference('demod', [status(thm)],
% 21.33/3.76                [zip_derived_cl900, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.76                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.76                 zip_derived_cl1024, zip_derived_cl1051])).
% 21.33/3.76  thf(zip_derived_cl1115, plain,
% 21.33/3.76      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, X7 : $i]:
% 21.33/3.76          (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7)),
% 21.33/3.76      inference('demod', [status(thm)],
% 21.33/3.76                [zip_derived_cl879, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.76                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.76                 zip_derived_cl1024, zip_derived_cl1051, zip_derived_cl1077])).
% 21.33/3.76  thf(zip_derived_cl1151, plain,
% 21.33/3.76      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.76         X7 : $i, X8 : $i]:
% 21.33/3.76          (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 21.33/3.76           X7 @ X8)),
% 21.33/3.76      inference('demod', [status(thm)],
% 21.33/3.76                [zip_derived_cl857, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.76                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.76                 zip_derived_cl1024, zip_derived_cl1051, zip_derived_cl1077, 
% 21.33/3.76                 zip_derived_cl1115])).
% 21.33/3.76  thf(zip_derived_cl1200, plain,
% 21.33/3.76      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.76         X7 : $i, X8 : $i, X9 : $i]:
% 21.33/3.76          (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 21.33/3.76           X7 @ X8 @ X9)),
% 21.33/3.76      inference('demod', [status(thm)],
% 21.33/3.76                [zip_derived_cl830, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.76                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.76                 zip_derived_cl1024, zip_derived_cl1051, zip_derived_cl1077, 
% 21.33/3.76                 zip_derived_cl1115, zip_derived_cl1151])).
% 21.33/3.76  thf(zip_derived_cl1243, plain,
% 21.33/3.76      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.76         X7 : $i, X8 : $i, X9 : $i, X10 : $i]:
% 21.33/3.76          (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 21.33/3.76           X6 @ X7 @ X8 @ X9 @ X10)),
% 21.33/3.76      inference('demod', [status(thm)],
% 21.33/3.76                [zip_derived_cl803, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.76                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.76                 zip_derived_cl1024, zip_derived_cl1051, zip_derived_cl1077, 
% 21.33/3.76                 zip_derived_cl1115, zip_derived_cl1151, zip_derived_cl1200])).
% 21.33/3.76  thf(zip_derived_cl1302, plain,
% 21.33/3.76      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.76         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i]:
% 21.33/3.76          (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 21.33/3.76           X6 @ X7 @ X8 @ X9 @ X10 @ X11)),
% 21.33/3.76      inference('demod', [status(thm)],
% 21.33/3.76                [zip_derived_cl777, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.76                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.76                 zip_derived_cl1024, zip_derived_cl1051, zip_derived_cl1077, 
% 21.33/3.76                 zip_derived_cl1115, zip_derived_cl1151, zip_derived_cl1200, 
% 21.33/3.76                 zip_derived_cl1243])).
% 21.33/3.76  thf(zip_derived_cl1364, plain,
% 21.33/3.76      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.76         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i]:
% 21.33/3.76          (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 21.33/3.76           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)),
% 21.33/3.76      inference('demod', [status(thm)],
% 21.33/3.76                [zip_derived_cl742, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.76                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.76                 zip_derived_cl1024, zip_derived_cl1051, zip_derived_cl1077, 
% 21.33/3.76                 zip_derived_cl1115, zip_derived_cl1151, zip_derived_cl1200, 
% 21.33/3.76                 zip_derived_cl1243, zip_derived_cl1302])).
% 21.33/3.76  thf(zip_derived_cl1429, plain,
% 21.33/3.76      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.76         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i]:
% 21.33/3.76          (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 21.33/3.76           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)),
% 21.33/3.76      inference('demod', [status(thm)],
% 21.33/3.76                [zip_derived_cl712, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.76                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.76                 zip_derived_cl1024, zip_derived_cl1051, zip_derived_cl1077, 
% 21.33/3.76                 zip_derived_cl1115, zip_derived_cl1151, zip_derived_cl1200, 
% 21.33/3.76                 zip_derived_cl1243, zip_derived_cl1302, zip_derived_cl1364])).
% 21.33/3.76  thf(zip_derived_cl1627, plain,
% 21.33/3.76      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.76         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 21.33/3.76         X14 : $i]:
% 21.33/3.76         ( (ssPv27_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 21.33/3.76            X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)
% 21.33/3.76          |  (ssPv21_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 21.33/3.76              X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)
% 21.33/3.76          | ~ (ssPv28_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 21.33/3.76               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)
% 21.33/3.76          | ~ (ssPv14_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 21.33/3.76               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14))),
% 21.33/3.76      inference('demod', [status(thm)],
% 21.33/3.76                [zip_derived_cl576, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.76                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.76                 zip_derived_cl1024, zip_derived_cl1051, zip_derived_cl1077, 
% 21.33/3.76                 zip_derived_cl1115, zip_derived_cl1151, zip_derived_cl1200, 
% 21.33/3.76                 zip_derived_cl1243, zip_derived_cl1302, zip_derived_cl1364, 
% 21.33/3.76                 zip_derived_cl1429])).
% 21.33/3.76  thf(clause311, conjecture,
% 21.33/3.76    (~( ( ssPv21_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) | 
% 21.33/3.76        ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 21.33/3.76        ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 21.33/3.76        ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 21.33/3.76        ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 21.33/3.76        ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 21.33/3.76        ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 21.33/3.76        ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 21.33/3.76        ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 21.33/3.76        ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 21.33/3.76        ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.76             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 21.33/3.76        ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.76             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 21.33/3.76        ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.76             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 21.33/3.76        ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.76             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 21.33/3.76        ( ~( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.76             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) | 
% 21.33/3.76        ( ~( ssPv21_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.76             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) ) ))).
% 21.33/3.76  thf(zf_stmt_36, negated_conjecture,
% 21.33/3.76    (( ssPv21_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) | 
% 21.33/3.76     ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 21.33/3.76     ( ~( ssNder1_2r1r1 @ U @ V ) ) | ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 21.33/3.76     ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 21.33/3.76     ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 21.33/3.76     ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 21.33/3.76     ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 21.33/3.76     ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 21.33/3.76     ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 21.33/3.76     ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.76          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 21.33/3.76     ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.76          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 21.33/3.76     ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.76          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 21.33/3.76     ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.76          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 21.33/3.76     ( ~( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.76          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) | 
% 21.33/3.76     ( ~( ssPv21_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.76          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) )),
% 21.33/3.76    inference('cnf.neg', [status(esa)], [clause311])).
% 21.33/3.76  thf(zip_derived_cl657, plain,
% 21.33/3.76      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.76         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 21.33/3.76         X14 : $i]:
% 21.33/3.76         ( (ssPv21_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7)
% 21.33/3.76          | ~ (ssNder1_0)
% 21.33/3.76          | ~ (ssNder1_1r1 @ X0)
% 21.33/3.76          | ~ (ssNder1_2r1r1 @ X0 @ X1)
% 21.33/3.76          | ~ (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)
% 21.33/3.76          | ~ (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)
% 21.33/3.76          | ~ (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)
% 21.33/3.76          | ~ (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)
% 21.33/3.76          | ~ (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)
% 21.33/3.76          | ~ (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 21.33/3.76               X7)
% 21.33/3.76          | ~ (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 21.33/3.76               X6 @ X7 @ X8)
% 21.33/3.76          | ~ (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 21.33/3.76               X6 @ X7 @ X8 @ X9)
% 21.33/3.77          | ~ (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 21.33/3.77               X5 @ X6 @ X7 @ X8 @ X9 @ X10)
% 21.33/3.77          | ~ (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 21.33/3.77               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11)
% 21.33/3.77          | ~ (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 21.33/3.77               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)
% 21.33/3.77          | ~ (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 21.33/3.77               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)
% 21.33/3.77          | ~ (ssPv21_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 21.33/3.77               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14))),
% 21.33/3.77      inference('cnf', [status(esa)], [zf_stmt_36])).
% 21.33/3.77  thf(zip_derived_cl967, plain, ( (ssNder1_0)),
% 21.33/3.77      inference('cnf', [status(esa)], [zf_stmt_1])).
% 21.33/3.77  thf(zip_derived_cl973, plain, (![X0 : $i]:  (ssNder1_1r1 @ X0)),
% 21.33/3.77      inference('demod', [status(thm)], [zip_derived_cl966, zip_derived_cl967])).
% 21.33/3.77  thf(zip_derived_cl974, plain,
% 21.33/3.77      (![X0 : $i, X1 : $i]:  (ssNder1_2r1r1 @ X0 @ X1)),
% 21.33/3.77      inference('demod', [status(thm)],
% 21.33/3.77                [zip_derived_cl965, zip_derived_cl967, zip_derived_cl973])).
% 21.33/3.77  thf(zip_derived_cl979, plain,
% 21.33/3.77      (![X0 : $i, X1 : $i, X2 : $i]:  (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)),
% 21.33/3.77      inference('demod', [status(thm)],
% 21.33/3.77                [zip_derived_cl954, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.77                 zip_derived_cl974])).
% 21.33/3.77  thf(zip_derived_cl999, plain,
% 21.33/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 21.33/3.77          (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)),
% 21.33/3.77      inference('demod', [status(thm)],
% 21.33/3.77                [zip_derived_cl946, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.77                 zip_derived_cl974, zip_derived_cl979])).
% 21.33/3.77  thf(zip_derived_cl1024, plain,
% 21.33/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 21.33/3.77          (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)),
% 21.33/3.77      inference('demod', [status(thm)],
% 21.33/3.77                [zip_derived_cl931, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.77                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999])).
% 21.33/3.77  thf(zip_derived_cl1051, plain,
% 21.33/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 21.33/3.77          (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)),
% 21.33/3.77      inference('demod', [status(thm)],
% 21.33/3.77                [zip_derived_cl917, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.77                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.77                 zip_derived_cl1024])).
% 21.33/3.77  thf(zip_derived_cl1077, plain,
% 21.33/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i]:
% 21.33/3.77          (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)),
% 21.33/3.77      inference('demod', [status(thm)],
% 21.33/3.77                [zip_derived_cl900, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.77                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.77                 zip_derived_cl1024, zip_derived_cl1051])).
% 21.33/3.77  thf(zip_derived_cl1115, plain,
% 21.33/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, X7 : $i]:
% 21.33/3.77          (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7)),
% 21.33/3.77      inference('demod', [status(thm)],
% 21.33/3.77                [zip_derived_cl879, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.77                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.77                 zip_derived_cl1024, zip_derived_cl1051, zip_derived_cl1077])).
% 21.33/3.77  thf(zip_derived_cl1151, plain,
% 21.33/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.77         X7 : $i, X8 : $i]:
% 21.33/3.77          (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 21.33/3.77           X7 @ X8)),
% 21.33/3.77      inference('demod', [status(thm)],
% 21.33/3.77                [zip_derived_cl857, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.77                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.77                 zip_derived_cl1024, zip_derived_cl1051, zip_derived_cl1077, 
% 21.33/3.77                 zip_derived_cl1115])).
% 21.33/3.77  thf(zip_derived_cl1200, plain,
% 21.33/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.77         X7 : $i, X8 : $i, X9 : $i]:
% 21.33/3.77          (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 21.33/3.77           X7 @ X8 @ X9)),
% 21.33/3.77      inference('demod', [status(thm)],
% 21.33/3.77                [zip_derived_cl830, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.77                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.77                 zip_derived_cl1024, zip_derived_cl1051, zip_derived_cl1077, 
% 21.33/3.77                 zip_derived_cl1115, zip_derived_cl1151])).
% 21.33/3.77  thf(zip_derived_cl1243, plain,
% 21.33/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.77         X7 : $i, X8 : $i, X9 : $i, X10 : $i]:
% 21.33/3.77          (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 21.33/3.77           X6 @ X7 @ X8 @ X9 @ X10)),
% 21.33/3.77      inference('demod', [status(thm)],
% 21.33/3.77                [zip_derived_cl803, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.77                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.77                 zip_derived_cl1024, zip_derived_cl1051, zip_derived_cl1077, 
% 21.33/3.77                 zip_derived_cl1115, zip_derived_cl1151, zip_derived_cl1200])).
% 21.33/3.77  thf(zip_derived_cl1302, plain,
% 21.33/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.77         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i]:
% 21.33/3.77          (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 21.33/3.77           X6 @ X7 @ X8 @ X9 @ X10 @ X11)),
% 21.33/3.77      inference('demod', [status(thm)],
% 21.33/3.77                [zip_derived_cl777, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.77                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.77                 zip_derived_cl1024, zip_derived_cl1051, zip_derived_cl1077, 
% 21.33/3.77                 zip_derived_cl1115, zip_derived_cl1151, zip_derived_cl1200, 
% 21.33/3.77                 zip_derived_cl1243])).
% 21.33/3.77  thf(zip_derived_cl1364, plain,
% 21.33/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.77         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i]:
% 21.33/3.77          (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 21.33/3.77           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)),
% 21.33/3.77      inference('demod', [status(thm)],
% 21.33/3.77                [zip_derived_cl742, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.77                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.77                 zip_derived_cl1024, zip_derived_cl1051, zip_derived_cl1077, 
% 21.33/3.77                 zip_derived_cl1115, zip_derived_cl1151, zip_derived_cl1200, 
% 21.33/3.77                 zip_derived_cl1243, zip_derived_cl1302])).
% 21.33/3.77  thf(zip_derived_cl1429, plain,
% 21.33/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.77         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i]:
% 21.33/3.77          (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 21.33/3.77           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)),
% 21.33/3.77      inference('demod', [status(thm)],
% 21.33/3.77                [zip_derived_cl712, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.77                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.77                 zip_derived_cl1024, zip_derived_cl1051, zip_derived_cl1077, 
% 21.33/3.77                 zip_derived_cl1115, zip_derived_cl1151, zip_derived_cl1200, 
% 21.33/3.77                 zip_derived_cl1243, zip_derived_cl1302, zip_derived_cl1364])).
% 21.33/3.77  thf(zip_derived_cl1504, plain,
% 21.33/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.77         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 21.33/3.77         X14 : $i]:
% 21.33/3.77         ( (ssPv21_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7)
% 21.33/3.77          | ~ (ssPv21_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 21.33/3.77               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14))),
% 21.33/3.77      inference('demod', [status(thm)],
% 21.33/3.77                [zip_derived_cl657, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.77                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.77                 zip_derived_cl1024, zip_derived_cl1051, zip_derived_cl1077, 
% 21.33/3.77                 zip_derived_cl1115, zip_derived_cl1151, zip_derived_cl1200, 
% 21.33/3.77                 zip_derived_cl1243, zip_derived_cl1302, zip_derived_cl1364, 
% 21.33/3.77                 zip_derived_cl1429])).
% 21.33/3.77  thf(zip_derived_cl1628, plain,
% 21.33/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.77         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 21.33/3.77         X14 : $i]:
% 21.33/3.77         (~ (ssPv14_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X14 @ X13 @ X12 @ X11 @ 
% 21.33/3.77             X10 @ X9 @ X8 @ X7 @ X6 @ X5 @ X4 @ X3 @ X2 @ X1 @ X0)
% 21.33/3.77          | ~ (ssPv28_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X14 @ X13 @ X12 @ 
% 21.33/3.77               X11 @ X10 @ X9 @ X8 @ X7 @ X6 @ X5 @ X4 @ X3 @ X2 @ X1 @ X0)
% 21.33/3.77          |  (ssPv27_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X14 @ X13 @ X12 @ 
% 21.33/3.77              X11 @ X10 @ X9 @ X8 @ X7 @ X6 @ X5 @ X4 @ X3 @ X2 @ X1 @ X0)
% 21.33/3.77          |  (ssPv21_8r1r1r1r1r1r1r1r1 @ X14 @ X13 @ X12 @ X11 @ X10 @ X9 @ 
% 21.33/3.77              X8 @ X7))),
% 21.33/3.77      inference('sup-', [status(thm)], [zip_derived_cl1627, zip_derived_cl1504])).
% 21.33/3.77  thf(clause296, conjecture,
% 21.33/3.77    (~( ( ssPv27_2r1r1 @ U @ V ) | ( ~( ssNder1_0 ) ) | 
% 21.33/3.77        ( ~( ssNder1_1r1 @ U ) ) | ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 21.33/3.77        ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 21.33/3.77        ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 21.33/3.77        ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 21.33/3.77        ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 21.33/3.77        ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 21.33/3.77        ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 21.33/3.77        ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 21.33/3.77        ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.77             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 21.33/3.77        ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.77             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 21.33/3.77        ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.77             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 21.33/3.77        ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.77             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 21.33/3.77        ( ~( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.77             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) | 
% 21.33/3.77        ( ~( ssPv27_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.77             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) ) ))).
% 21.33/3.77  thf(zf_stmt_37, negated_conjecture,
% 21.33/3.77    (( ssPv27_2r1r1 @ U @ V ) | ( ~( ssNder1_0 ) ) | 
% 21.33/3.77     ( ~( ssNder1_1r1 @ U ) ) | ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 21.33/3.77     ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 21.33/3.77     ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 21.33/3.77     ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 21.33/3.77     ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 21.33/3.77     ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 21.33/3.77     ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 21.33/3.77     ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 21.33/3.77     ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.77          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 21.33/3.77     ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.77          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 21.33/3.77     ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.77          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 21.33/3.77     ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.77          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 21.33/3.77     ( ~( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.77          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) | 
% 21.33/3.77     ( ~( ssPv27_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.77          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) )),
% 21.33/3.77    inference('cnf.neg', [status(esa)], [clause296])).
% 21.33/3.77  thf(zip_derived_cl672, plain,
% 21.33/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.77         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 21.33/3.77         X14 : $i]:
% 21.33/3.77         ( (ssPv27_2r1r1 @ X0 @ X1)
% 21.33/3.77          | ~ (ssNder1_0)
% 21.33/3.77          | ~ (ssNder1_1r1 @ X0)
% 21.33/3.77          | ~ (ssNder1_2r1r1 @ X0 @ X1)
% 21.33/3.77          | ~ (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)
% 21.33/3.77          | ~ (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)
% 21.33/3.77          | ~ (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)
% 21.33/3.77          | ~ (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)
% 21.33/3.77          | ~ (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)
% 21.33/3.77          | ~ (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 21.33/3.77               X7)
% 21.33/3.77          | ~ (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 21.33/3.77               X6 @ X7 @ X8)
% 21.33/3.77          | ~ (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 21.33/3.77               X6 @ X7 @ X8 @ X9)
% 21.33/3.77          | ~ (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 21.33/3.77               X5 @ X6 @ X7 @ X8 @ X9 @ X10)
% 21.33/3.77          | ~ (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 21.33/3.77               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11)
% 21.33/3.77          | ~ (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 21.33/3.77               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)
% 21.33/3.77          | ~ (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 21.33/3.77               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)
% 21.33/3.77          | ~ (ssPv27_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 21.33/3.77               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14))),
% 21.33/3.77      inference('cnf', [status(esa)], [zf_stmt_37])).
% 21.33/3.77  thf(zip_derived_cl967, plain, ( (ssNder1_0)),
% 21.33/3.77      inference('cnf', [status(esa)], [zf_stmt_1])).
% 21.33/3.77  thf(zip_derived_cl973, plain, (![X0 : $i]:  (ssNder1_1r1 @ X0)),
% 21.33/3.77      inference('demod', [status(thm)], [zip_derived_cl966, zip_derived_cl967])).
% 21.33/3.77  thf(zip_derived_cl974, plain,
% 21.33/3.77      (![X0 : $i, X1 : $i]:  (ssNder1_2r1r1 @ X0 @ X1)),
% 21.33/3.77      inference('demod', [status(thm)],
% 21.33/3.77                [zip_derived_cl965, zip_derived_cl967, zip_derived_cl973])).
% 21.33/3.77  thf(zip_derived_cl979, plain,
% 21.33/3.77      (![X0 : $i, X1 : $i, X2 : $i]:  (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)),
% 21.33/3.77      inference('demod', [status(thm)],
% 21.33/3.77                [zip_derived_cl954, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.77                 zip_derived_cl974])).
% 21.33/3.77  thf(zip_derived_cl999, plain,
% 21.33/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 21.33/3.77          (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)),
% 21.33/3.77      inference('demod', [status(thm)],
% 21.33/3.77                [zip_derived_cl946, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.77                 zip_derived_cl974, zip_derived_cl979])).
% 21.33/3.77  thf(zip_derived_cl1024, plain,
% 21.33/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 21.33/3.77          (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)),
% 21.33/3.77      inference('demod', [status(thm)],
% 21.33/3.77                [zip_derived_cl931, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.77                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999])).
% 21.33/3.77  thf(zip_derived_cl1051, plain,
% 21.33/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 21.33/3.77          (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)),
% 21.33/3.77      inference('demod', [status(thm)],
% 21.33/3.77                [zip_derived_cl917, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.77                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.77                 zip_derived_cl1024])).
% 21.33/3.77  thf(zip_derived_cl1077, plain,
% 21.33/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i]:
% 21.33/3.77          (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)),
% 21.33/3.77      inference('demod', [status(thm)],
% 21.33/3.77                [zip_derived_cl900, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.77                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.77                 zip_derived_cl1024, zip_derived_cl1051])).
% 21.33/3.77  thf(zip_derived_cl1115, plain,
% 21.33/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, X7 : $i]:
% 21.33/3.77          (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7)),
% 21.33/3.77      inference('demod', [status(thm)],
% 21.33/3.77                [zip_derived_cl879, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.77                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.77                 zip_derived_cl1024, zip_derived_cl1051, zip_derived_cl1077])).
% 21.33/3.77  thf(zip_derived_cl1151, plain,
% 21.33/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.77         X7 : $i, X8 : $i]:
% 21.33/3.77          (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 21.33/3.77           X7 @ X8)),
% 21.33/3.77      inference('demod', [status(thm)],
% 21.33/3.77                [zip_derived_cl857, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.77                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.77                 zip_derived_cl1024, zip_derived_cl1051, zip_derived_cl1077, 
% 21.33/3.77                 zip_derived_cl1115])).
% 21.33/3.77  thf(zip_derived_cl1200, plain,
% 21.33/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.77         X7 : $i, X8 : $i, X9 : $i]:
% 21.33/3.77          (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 21.33/3.77           X7 @ X8 @ X9)),
% 21.33/3.77      inference('demod', [status(thm)],
% 21.33/3.77                [zip_derived_cl830, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.77                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.77                 zip_derived_cl1024, zip_derived_cl1051, zip_derived_cl1077, 
% 21.33/3.77                 zip_derived_cl1115, zip_derived_cl1151])).
% 21.33/3.77  thf(zip_derived_cl1243, plain,
% 21.33/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.77         X7 : $i, X8 : $i, X9 : $i, X10 : $i]:
% 21.33/3.77          (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 21.33/3.77           X6 @ X7 @ X8 @ X9 @ X10)),
% 21.33/3.77      inference('demod', [status(thm)],
% 21.33/3.77                [zip_derived_cl803, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.77                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.77                 zip_derived_cl1024, zip_derived_cl1051, zip_derived_cl1077, 
% 21.33/3.77                 zip_derived_cl1115, zip_derived_cl1151, zip_derived_cl1200])).
% 21.33/3.77  thf(zip_derived_cl1302, plain,
% 21.33/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.77         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i]:
% 21.33/3.77          (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 21.33/3.77           X6 @ X7 @ X8 @ X9 @ X10 @ X11)),
% 21.33/3.77      inference('demod', [status(thm)],
% 21.33/3.77                [zip_derived_cl777, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.77                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.77                 zip_derived_cl1024, zip_derived_cl1051, zip_derived_cl1077, 
% 21.33/3.77                 zip_derived_cl1115, zip_derived_cl1151, zip_derived_cl1200, 
% 21.33/3.77                 zip_derived_cl1243])).
% 21.33/3.77  thf(zip_derived_cl1364, plain,
% 21.33/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.77         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i]:
% 21.33/3.77          (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 21.33/3.77           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)),
% 21.33/3.77      inference('demod', [status(thm)],
% 21.33/3.77                [zip_derived_cl742, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.77                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.77                 zip_derived_cl1024, zip_derived_cl1051, zip_derived_cl1077, 
% 21.33/3.77                 zip_derived_cl1115, zip_derived_cl1151, zip_derived_cl1200, 
% 21.33/3.77                 zip_derived_cl1243, zip_derived_cl1302])).
% 21.33/3.77  thf(zip_derived_cl1429, plain,
% 21.33/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.77         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i]:
% 21.33/3.77          (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 21.33/3.77           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)),
% 21.33/3.77      inference('demod', [status(thm)],
% 21.33/3.77                [zip_derived_cl712, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.77                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.77                 zip_derived_cl1024, zip_derived_cl1051, zip_derived_cl1077, 
% 21.33/3.77                 zip_derived_cl1115, zip_derived_cl1151, zip_derived_cl1200, 
% 21.33/3.77                 zip_derived_cl1243, zip_derived_cl1302, zip_derived_cl1364])).
% 21.33/3.77  thf(zip_derived_cl1457, plain,
% 21.33/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.77         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 21.33/3.77         X14 : $i]:
% 21.33/3.77         ( (ssPv27_2r1r1 @ X0 @ X1)
% 21.33/3.77          | ~ (ssPv27_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 21.33/3.77               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14))),
% 21.33/3.77      inference('demod', [status(thm)],
% 21.33/3.77                [zip_derived_cl672, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.77                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.77                 zip_derived_cl1024, zip_derived_cl1051, zip_derived_cl1077, 
% 21.33/3.77                 zip_derived_cl1115, zip_derived_cl1151, zip_derived_cl1200, 
% 21.33/3.77                 zip_derived_cl1243, zip_derived_cl1302, zip_derived_cl1364, 
% 21.33/3.77                 zip_derived_cl1429])).
% 21.33/3.77  thf(zip_derived_cl1629, plain,
% 21.33/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.77         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 21.33/3.77         X14 : $i]:
% 21.33/3.77         ( (ssPv21_8r1r1r1r1r1r1r1r1 @ X14 @ X13 @ X12 @ X11 @ X10 @ X9 @ X8 @ 
% 21.33/3.77            X7)
% 21.33/3.77          | ~ (ssPv28_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X14 @ X13 @ X12 @ 
% 21.33/3.77               X11 @ X10 @ X9 @ X8 @ X7 @ X6 @ X5 @ X4 @ X3 @ X2 @ X1 @ X0)
% 21.33/3.77          | ~ (ssPv14_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X14 @ X13 @ X12 @ 
% 21.33/3.77               X11 @ X10 @ X9 @ X8 @ X7 @ X6 @ X5 @ X4 @ X3 @ X2 @ X1 @ X0)
% 21.33/3.77          |  (ssPv27_2r1r1 @ X14 @ X13))),
% 21.33/3.77      inference('sup-', [status(thm)], [zip_derived_cl1628, zip_derived_cl1457])).
% 21.33/3.77  thf(zip_derived_cl1630, plain,
% 21.33/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.77         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 21.33/3.77         X14 : $i]:
% 21.33/3.77         (~ (ssPv28_1r1 @ X14)
% 21.33/3.77          |  (ssPv27_2r1r1 @ X14 @ X13)
% 21.33/3.77          | ~ (ssPv14_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X14 @ X13 @ X12 @ 
% 21.33/3.77               X11 @ X10 @ X9 @ X8 @ X7 @ X6 @ X5 @ X4 @ X3 @ X2 @ X1 @ X0)
% 21.33/3.77          |  (ssPv21_8r1r1r1r1r1r1r1r1 @ X14 @ X13 @ X12 @ X11 @ X10 @ X9 @ 
% 21.33/3.77              X8 @ X7))),
% 21.33/3.77      inference('sup-', [status(thm)], [zip_derived_cl1505, zip_derived_cl1629])).
% 21.33/3.77  thf(zip_derived_cl1631, plain,
% 21.33/3.77      (![X6 : $i, X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, 
% 21.33/3.77         X13 : $i]:
% 21.33/3.77         ( (ssPv21_8r1r1r1r1r1r1r1r1 @ X13 @ X12 @ X11 @ X10 @ X9 @ X8 @ X7 @ 
% 21.33/3.77            X6)
% 21.33/3.77          |  (ssPv27_2r1r1 @ X13 @ X12)
% 21.33/3.77          | ~ (ssPv28_1r1 @ X13))),
% 21.33/3.77      inference('sup-', [status(thm)], [zip_derived_cl1440, zip_derived_cl1630])).
% 21.33/3.77  thf(clause73, conjecture,
% 21.33/3.77    (~( ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 21.33/3.77        ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 21.33/3.77        ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 21.33/3.77        ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 21.33/3.77        ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 21.33/3.77        ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 21.33/3.77        ( ~( ssPv21_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ skc41 ) ) ))).
% 21.33/3.77  thf(zf_stmt_38, negated_conjecture,
% 21.33/3.77    (( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 21.33/3.77     ( ~( ssNder1_2r1r1 @ U @ V ) ) | ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 21.33/3.77     ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 21.33/3.77     ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 21.33/3.77     ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 21.33/3.77     ( ~( ssPv21_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ skc41 ) )),
% 21.33/3.77    inference('cnf.neg', [status(esa)], [clause73])).
% 21.33/3.77  thf(zip_derived_cl895, plain,
% 21.33/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i]:
% 21.33/3.77         (~ (ssNder1_0)
% 21.33/3.77          | ~ (ssNder1_1r1 @ X0)
% 21.33/3.77          | ~ (ssNder1_2r1r1 @ X0 @ X1)
% 21.33/3.77          | ~ (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)
% 21.33/3.77          | ~ (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)
% 21.33/3.77          | ~ (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)
% 21.33/3.77          | ~ (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)
% 21.33/3.77          | ~ (ssPv21_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 21.33/3.77               skc41))),
% 21.33/3.77      inference('cnf', [status(esa)], [zf_stmt_38])).
% 21.33/3.77  thf(zip_derived_cl967, plain, ( (ssNder1_0)),
% 21.33/3.77      inference('cnf', [status(esa)], [zf_stmt_1])).
% 21.33/3.77  thf(zip_derived_cl969, plain,
% 21.33/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i]:
% 21.33/3.77         (~ (ssNder1_1r1 @ X0)
% 21.33/3.77          | ~ (ssNder1_2r1r1 @ X0 @ X1)
% 21.33/3.77          | ~ (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)
% 21.33/3.77          | ~ (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)
% 21.33/3.77          | ~ (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)
% 21.33/3.77          | ~ (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)
% 21.33/3.77          | ~ (ssPv21_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 21.33/3.77               skc41))),
% 21.33/3.77      inference('demod', [status(thm)], [zip_derived_cl895, zip_derived_cl967])).
% 21.33/3.77  thf(zip_derived_cl973, plain, (![X0 : $i]:  (ssNder1_1r1 @ X0)),
% 21.33/3.77      inference('demod', [status(thm)], [zip_derived_cl966, zip_derived_cl967])).
% 21.33/3.77  thf(zip_derived_cl974, plain,
% 21.33/3.77      (![X0 : $i, X1 : $i]:  (ssNder1_2r1r1 @ X0 @ X1)),
% 21.33/3.77      inference('demod', [status(thm)],
% 21.33/3.77                [zip_derived_cl965, zip_derived_cl967, zip_derived_cl973])).
% 21.33/3.77  thf(zip_derived_cl979, plain,
% 21.33/3.77      (![X0 : $i, X1 : $i, X2 : $i]:  (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)),
% 21.33/3.77      inference('demod', [status(thm)],
% 21.33/3.77                [zip_derived_cl954, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.77                 zip_derived_cl974])).
% 21.33/3.77  thf(zip_derived_cl995, plain,
% 21.33/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i]:
% 21.33/3.77         (~ (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)
% 21.33/3.77          | ~ (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)
% 21.33/3.77          | ~ (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)
% 21.33/3.77          | ~ (ssPv21_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 21.33/3.77               skc41))),
% 21.33/3.77      inference('demod', [status(thm)],
% 21.33/3.77                [zip_derived_cl969, zip_derived_cl973, zip_derived_cl974, 
% 21.33/3.77                 zip_derived_cl979])).
% 21.33/3.77  thf(zip_derived_cl999, plain,
% 21.33/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 21.33/3.77          (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)),
% 21.33/3.77      inference('demod', [status(thm)],
% 21.33/3.77                [zip_derived_cl946, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.77                 zip_derived_cl974, zip_derived_cl979])).
% 21.33/3.77  thf(zip_derived_cl1002, plain,
% 21.33/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i]:
% 21.33/3.77         (~ (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)
% 21.33/3.77          | ~ (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)
% 21.33/3.77          | ~ (ssPv21_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 21.33/3.77               skc41))),
% 21.33/3.77      inference('demod', [status(thm)], [zip_derived_cl995, zip_derived_cl999])).
% 21.33/3.77  thf(zip_derived_cl1024, plain,
% 21.33/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 21.33/3.77          (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)),
% 21.33/3.77      inference('demod', [status(thm)],
% 21.33/3.77                [zip_derived_cl931, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.77                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999])).
% 21.33/3.77  thf(zip_derived_cl1026, plain,
% 21.33/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i]:
% 21.33/3.77         (~ (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)
% 21.33/3.77          | ~ (ssPv21_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 21.33/3.77               skc41))),
% 21.33/3.77      inference('demod', [status(thm)],
% 21.33/3.77                [zip_derived_cl1002, zip_derived_cl1024])).
% 21.33/3.77  thf(zip_derived_cl1051, plain,
% 21.33/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 21.33/3.77          (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)),
% 21.33/3.77      inference('demod', [status(thm)],
% 21.33/3.77                [zip_derived_cl917, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.77                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.77                 zip_derived_cl1024])).
% 21.33/3.77  thf(zip_derived_cl1052, plain,
% 21.33/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i]:
% 21.33/3.77         ~ (ssPv21_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ skc41)),
% 21.33/3.77      inference('demod', [status(thm)],
% 21.33/3.77                [zip_derived_cl1026, zip_derived_cl1051])).
% 21.33/3.77  thf(zip_derived_cl1632, plain,
% 21.33/3.77      (![X5 : $i, X6 : $i]: (~ (ssPv28_1r1 @ X6) |  (ssPv27_2r1r1 @ X6 @ X5))),
% 21.33/3.77      inference('sup-', [status(thm)], [zip_derived_cl1631, zip_derived_cl1052])).
% 21.33/3.77  thf(zip_derived_cl2349, plain,
% 21.33/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.77         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 21.33/3.77         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i, 
% 21.33/3.77         X21 : $i, X22 : $i]:
% 21.33/3.77         (~ (ssPv6_23r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X22 @ 
% 21.33/3.77             X21 @ X20 @ X19 @ X18 @ X17 @ X16 @ X15 @ X14 @ X13 @ X12 @ X11 @ 
% 21.33/3.77             X10 @ X9 @ X8 @ X7 @ X6 @ X5 @ X4 @ X3 @ X2 @ X1 @ X0)
% 21.33/3.77          | ~ (ssPv7_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X22 @ 
% 21.33/3.77               X21 @ X20 @ X19 @ X18 @ X17 @ X16 @ X15 @ X14 @ X13 @ X12 @ 
% 21.33/3.77               X11 @ X10 @ X9 @ X8 @ X7 @ X6 @ X5 @ X4 @ X3 @ X2 @ X1)
% 21.33/3.77          |  (ssPv27_2r1r1 @ X22 @ X21))),
% 21.33/3.77      inference('clc', [status(thm)], [zip_derived_cl2348, zip_derived_cl1632])).
% 21.33/3.77  thf(zip_derived_cl2350, plain,
% 21.33/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.77         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 21.33/3.77         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i, 
% 21.33/3.77         X21 : $i]:
% 21.33/3.77         ( (ssPv27_2r1r1 @ X21 @ X20)
% 21.33/3.77          | ~ (ssPv7_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X21 @ 
% 21.33/3.77               X20 @ X19 @ X18 @ X17 @ X16 @ X15 @ X14 @ X13 @ X12 @ X11 @ 
% 21.33/3.77               X10 @ X9 @ X8 @ X7 @ X6 @ X5 @ X4 @ X3 @ X2 @ X1 @ X0))),
% 21.33/3.77      inference('sup-', [status(thm)], [zip_derived_cl1955, zip_derived_cl2349])).
% 21.33/3.77  thf(zip_derived_cl2351, plain,
% 21.33/3.77      (![X19 : $i, X20 : $i]:  (ssPv27_2r1r1 @ X20 @ X19)),
% 21.33/3.77      inference('sup-', [status(thm)], [zip_derived_cl1893, zip_derived_cl2350])).
% 21.33/3.77  thf(zip_derived_cl2375, plain,
% 21.33/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.77         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 21.33/3.77         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i, 
% 21.33/3.77         X21 : $i, X22 : $i, X23 : $i]:
% 21.33/3.77          (ssPv27_24r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 21.33/3.77           X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 21.33/3.77           X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21 @ X22 @ X23)),
% 21.33/3.77      inference('demod', [status(thm)],
% 21.33/3.77                [zip_derived_cl2139, zip_derived_cl2351])).
% 21.33/3.77  thf(clause689, conjecture,
% 21.33/3.77    (~( ( ssPv25_24r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.77          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 21.33/3.77          X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 @ X17 @ X18 ) | 
% 21.33/3.77        ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 21.33/3.77        ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 21.33/3.77        ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 21.33/3.77        ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 21.33/3.77        ( ~( ssPv25_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 21.33/3.77        ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 21.33/3.77        ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 21.33/3.77        ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 21.33/3.77        ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 21.33/3.77        ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 21.33/3.77        ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.77             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 21.33/3.77        ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.77             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 21.33/3.77        ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.77             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 21.33/3.77        ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.77             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 21.33/3.77        ( ~( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.77             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) | 
% 21.33/3.77        ( ~( ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.77             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) ) | 
% 21.33/3.77        ( ~( ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.77             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 21.33/3.77             X9 @ X10 ) ) | 
% 21.33/3.77        ( ~( ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.77             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 21.33/3.77             X9 @ X10 @ X11 ) ) | 
% 21.33/3.77        ( ~( ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.77             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 21.33/3.77             X9 @ X10 @ X11 @ X12 ) ) | 
% 21.33/3.77        ( ~( ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.77             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 21.33/3.77             X9 @ X10 @ X11 @ X12 @ X13 ) ) | 
% 21.33/3.77        ( ~( ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.77             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 21.33/3.77             X9 @ X10 @ X11 @ X12 @ X13 @ X14 ) ) | 
% 21.33/3.77        ( ~( ssNder1_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.77             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 21.33/3.77             X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 ) ) | 
% 21.33/3.77        ( ~( ssNder1_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.77             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 21.33/3.77             X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 ) ) | 
% 21.33/3.77        ( ~( ssNder1_23r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.77             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 21.33/3.77             X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 @ X17 ) ) ))).
% 21.33/3.77  thf(zf_stmt_39, negated_conjecture,
% 21.33/3.77    (( ssPv25_24r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.77       U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 21.33/3.77       X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 @ X17 @ X18 ) | 
% 21.33/3.77     ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 21.33/3.77     ( ~( ssNder1_2r1r1 @ U @ V ) ) | ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 21.33/3.77     ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 21.33/3.77     ( ~( ssPv25_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 21.33/3.77     ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 21.33/3.77     ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 21.33/3.77     ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 21.33/3.77     ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 21.33/3.77     ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 21.33/3.77     ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.77          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 21.33/3.77     ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.77          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 21.33/3.77     ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.77          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 21.33/3.77     ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.77          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 21.33/3.77     ( ~( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.77          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) | 
% 21.33/3.77     ( ~( ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.77          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) ) | 
% 21.33/3.77     ( ~( ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.77          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 21.33/3.77          X10 ) ) | 
% 21.33/3.77     ( ~( ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.77          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 21.33/3.77          X10 @ X11 ) ) | 
% 21.33/3.77     ( ~( ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.77          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 21.33/3.77          X10 @ X11 @ X12 ) ) | 
% 21.33/3.77     ( ~( ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.77          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 21.33/3.77          X10 @ X11 @ X12 @ X13 ) ) | 
% 21.33/3.77     ( ~( ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.77          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 21.33/3.77          X10 @ X11 @ X12 @ X13 @ X14 ) ) | 
% 21.33/3.77     ( ~( ssNder1_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.77          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 21.33/3.77          X10 @ X11 @ X12 @ X13 @ X14 @ X15 ) ) | 
% 21.33/3.77     ( ~( ssNder1_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.77          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 21.33/3.77          X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 ) ) | 
% 21.33/3.77     ( ~( ssNder1_23r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.77          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 21.33/3.77          X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 @ X17 ) )),
% 21.33/3.77    inference('cnf.neg', [status(esa)], [clause689])).
% 21.33/3.77  thf(zip_derived_cl279, plain,
% 21.33/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.77         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 21.33/3.77         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i, 
% 21.33/3.77         X21 : $i, X22 : $i, X23 : $i]:
% 21.33/3.77         ( (ssPv25_24r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 21.33/3.77            X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 21.33/3.77            X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21 @ X22 @ X23)
% 21.33/3.77          | ~ (ssNder1_0)
% 21.33/3.77          | ~ (ssNder1_1r1 @ X0)
% 21.33/3.77          | ~ (ssNder1_2r1r1 @ X0 @ X1)
% 21.33/3.77          | ~ (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)
% 21.33/3.77          | ~ (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)
% 21.33/3.77          | ~ (ssPv25_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)
% 21.33/3.77          | ~ (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)
% 21.33/3.77          | ~ (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)
% 21.33/3.77          | ~ (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)
% 21.33/3.77          | ~ (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 21.33/3.77               X7)
% 21.33/3.77          | ~ (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 21.33/3.77               X6 @ X7 @ X8)
% 21.33/3.77          | ~ (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 21.33/3.77               X6 @ X7 @ X8 @ X9)
% 21.33/3.77          | ~ (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 21.33/3.77               X5 @ X6 @ X7 @ X8 @ X9 @ X10)
% 21.33/3.77          | ~ (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 21.33/3.77               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11)
% 21.33/3.77          | ~ (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 21.33/3.77               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)
% 21.33/3.77          | ~ (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 21.33/3.77               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)
% 21.33/3.77          | ~ (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 21.33/3.77               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)
% 21.33/3.77          | ~ (ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 21.33/3.77               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 21.33/3.77               X14 @ X15)
% 21.33/3.77          | ~ (ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 21.33/3.77               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 21.33/3.77               X14 @ X15 @ X16)
% 21.33/3.77          | ~ (ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 21.33/3.77               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 21.33/3.77               X14 @ X15 @ X16 @ X17)
% 21.33/3.77          | ~ (ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 21.33/3.77               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 21.33/3.77               X14 @ X15 @ X16 @ X17 @ X18)
% 21.33/3.77          | ~ (ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 21.33/3.77               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 21.33/3.77               X14 @ X15 @ X16 @ X17 @ X18 @ X19)
% 21.33/3.77          | ~ (ssNder1_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 21.33/3.77               X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 21.33/3.77               X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20)
% 21.33/3.77          | ~ (ssNder1_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 21.33/3.77               X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 21.33/3.77               X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21)
% 21.33/3.77          | ~ (ssNder1_23r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 21.33/3.77               X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 21.33/3.77               X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21 @ X22))),
% 21.33/3.77      inference('cnf', [status(esa)], [zf_stmt_39])).
% 21.33/3.77  thf(zip_derived_cl967, plain, ( (ssNder1_0)),
% 21.33/3.77      inference('cnf', [status(esa)], [zf_stmt_1])).
% 21.33/3.77  thf(zip_derived_cl973, plain, (![X0 : $i]:  (ssNder1_1r1 @ X0)),
% 21.33/3.77      inference('demod', [status(thm)], [zip_derived_cl966, zip_derived_cl967])).
% 21.33/3.77  thf(zip_derived_cl974, plain,
% 21.33/3.77      (![X0 : $i, X1 : $i]:  (ssNder1_2r1r1 @ X0 @ X1)),
% 21.33/3.77      inference('demod', [status(thm)],
% 21.33/3.77                [zip_derived_cl965, zip_derived_cl967, zip_derived_cl973])).
% 21.33/3.77  thf(zip_derived_cl979, plain,
% 21.33/3.77      (![X0 : $i, X1 : $i, X2 : $i]:  (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)),
% 21.33/3.77      inference('demod', [status(thm)],
% 21.33/3.77                [zip_derived_cl954, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.77                 zip_derived_cl974])).
% 21.33/3.77  thf(zip_derived_cl999, plain,
% 21.33/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 21.33/3.77          (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)),
% 21.33/3.77      inference('demod', [status(thm)],
% 21.33/3.77                [zip_derived_cl946, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.77                 zip_derived_cl974, zip_derived_cl979])).
% 21.33/3.77  thf(zip_derived_cl1024, plain,
% 21.33/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 21.33/3.77          (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)),
% 21.33/3.77      inference('demod', [status(thm)],
% 21.33/3.77                [zip_derived_cl931, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.77                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999])).
% 21.33/3.77  thf(zip_derived_cl1051, plain,
% 21.33/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 21.33/3.77          (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)),
% 21.33/3.77      inference('demod', [status(thm)],
% 21.33/3.77                [zip_derived_cl917, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.77                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.77                 zip_derived_cl1024])).
% 21.33/3.77  thf(zip_derived_cl1077, plain,
% 21.33/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i]:
% 21.33/3.77          (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)),
% 21.33/3.77      inference('demod', [status(thm)],
% 21.33/3.77                [zip_derived_cl900, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.77                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.77                 zip_derived_cl1024, zip_derived_cl1051])).
% 21.33/3.77  thf(zip_derived_cl1115, plain,
% 21.33/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, X7 : $i]:
% 21.33/3.77          (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7)),
% 21.33/3.77      inference('demod', [status(thm)],
% 21.33/3.77                [zip_derived_cl879, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.77                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.77                 zip_derived_cl1024, zip_derived_cl1051, zip_derived_cl1077])).
% 21.33/3.77  thf(zip_derived_cl1151, plain,
% 21.33/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.77         X7 : $i, X8 : $i]:
% 21.33/3.77          (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 21.33/3.77           X7 @ X8)),
% 21.33/3.77      inference('demod', [status(thm)],
% 21.33/3.77                [zip_derived_cl857, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.77                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.77                 zip_derived_cl1024, zip_derived_cl1051, zip_derived_cl1077, 
% 21.33/3.77                 zip_derived_cl1115])).
% 21.33/3.77  thf(zip_derived_cl1200, plain,
% 21.33/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.77         X7 : $i, X8 : $i, X9 : $i]:
% 21.33/3.77          (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 21.33/3.77           X7 @ X8 @ X9)),
% 21.33/3.77      inference('demod', [status(thm)],
% 21.33/3.77                [zip_derived_cl830, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.77                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.77                 zip_derived_cl1024, zip_derived_cl1051, zip_derived_cl1077, 
% 21.33/3.77                 zip_derived_cl1115, zip_derived_cl1151])).
% 21.33/3.77  thf(zip_derived_cl1243, plain,
% 21.33/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.77         X7 : $i, X8 : $i, X9 : $i, X10 : $i]:
% 21.33/3.77          (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 21.33/3.77           X6 @ X7 @ X8 @ X9 @ X10)),
% 21.33/3.77      inference('demod', [status(thm)],
% 21.33/3.77                [zip_derived_cl803, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.77                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.77                 zip_derived_cl1024, zip_derived_cl1051, zip_derived_cl1077, 
% 21.33/3.77                 zip_derived_cl1115, zip_derived_cl1151, zip_derived_cl1200])).
% 21.33/3.77  thf(zip_derived_cl1302, plain,
% 21.33/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.77         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i]:
% 21.33/3.77          (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 21.33/3.77           X6 @ X7 @ X8 @ X9 @ X10 @ X11)),
% 21.33/3.77      inference('demod', [status(thm)],
% 21.33/3.77                [zip_derived_cl777, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.77                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.77                 zip_derived_cl1024, zip_derived_cl1051, zip_derived_cl1077, 
% 21.33/3.77                 zip_derived_cl1115, zip_derived_cl1151, zip_derived_cl1200, 
% 21.33/3.77                 zip_derived_cl1243])).
% 21.33/3.77  thf(zip_derived_cl1364, plain,
% 21.33/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.77         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i]:
% 21.33/3.77          (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 21.33/3.77           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)),
% 21.33/3.77      inference('demod', [status(thm)],
% 21.33/3.77                [zip_derived_cl742, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.77                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.77                 zip_derived_cl1024, zip_derived_cl1051, zip_derived_cl1077, 
% 21.33/3.77                 zip_derived_cl1115, zip_derived_cl1151, zip_derived_cl1200, 
% 21.33/3.77                 zip_derived_cl1243, zip_derived_cl1302])).
% 21.33/3.77  thf(zip_derived_cl1429, plain,
% 21.33/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.77         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i]:
% 21.33/3.77          (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 21.33/3.77           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)),
% 21.33/3.77      inference('demod', [status(thm)],
% 21.33/3.77                [zip_derived_cl712, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.77                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.77                 zip_derived_cl1024, zip_derived_cl1051, zip_derived_cl1077, 
% 21.33/3.77                 zip_derived_cl1115, zip_derived_cl1151, zip_derived_cl1200, 
% 21.33/3.77                 zip_derived_cl1243, zip_derived_cl1302, zip_derived_cl1364])).
% 21.33/3.77  thf(zip_derived_cl1494, plain,
% 21.33/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.77         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 21.33/3.77         X14 : $i]:
% 21.33/3.77          (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 21.33/3.77           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)),
% 21.33/3.77      inference('demod', [status(thm)],
% 21.33/3.77                [zip_derived_cl677, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.77                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.77                 zip_derived_cl1024, zip_derived_cl1051, zip_derived_cl1077, 
% 21.33/3.77                 zip_derived_cl1115, zip_derived_cl1151, zip_derived_cl1200, 
% 21.33/3.77                 zip_derived_cl1243, zip_derived_cl1302, zip_derived_cl1364, 
% 21.33/3.77                 zip_derived_cl1429])).
% 21.33/3.77  thf(zip_derived_cl1555, plain,
% 21.33/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.77         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 21.33/3.77         X14 : $i, X15 : $i]:
% 21.33/3.77          (ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 21.33/3.77           X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15)),
% 21.33/3.77      inference('demod', [status(thm)],
% 21.33/3.77                [zip_derived_cl635, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.77                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.77                 zip_derived_cl1024, zip_derived_cl1051, zip_derived_cl1077, 
% 21.33/3.77                 zip_derived_cl1115, zip_derived_cl1151, zip_derived_cl1200, 
% 21.33/3.77                 zip_derived_cl1243, zip_derived_cl1302, zip_derived_cl1364, 
% 21.33/3.77                 zip_derived_cl1429, zip_derived_cl1494])).
% 21.33/3.77  thf(zip_derived_cl1613, plain,
% 21.33/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.77         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 21.33/3.77         X14 : $i, X15 : $i, X16 : $i]:
% 21.33/3.77          (ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 21.33/3.77           X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ 
% 21.33/3.77           X16)),
% 21.33/3.77      inference('demod', [status(thm)],
% 21.33/3.77                [zip_derived_cl601, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.77                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.77                 zip_derived_cl1024, zip_derived_cl1051, zip_derived_cl1077, 
% 21.33/3.77                 zip_derived_cl1115, zip_derived_cl1151, zip_derived_cl1200, 
% 21.33/3.77                 zip_derived_cl1243, zip_derived_cl1302, zip_derived_cl1364, 
% 21.33/3.77                 zip_derived_cl1429, zip_derived_cl1494, zip_derived_cl1555])).
% 21.33/3.77  thf(zip_derived_cl1683, plain,
% 21.33/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.77         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 21.33/3.77         X14 : $i, X15 : $i, X16 : $i, X17 : $i]:
% 21.33/3.77          (ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 21.33/3.77           X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 21.33/3.77           X15 @ X16 @ X17)),
% 21.33/3.77      inference('demod', [status(thm)],
% 21.33/3.77                [zip_derived_cl564, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.77                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.77                 zip_derived_cl1024, zip_derived_cl1051, zip_derived_cl1077, 
% 21.33/3.77                 zip_derived_cl1115, zip_derived_cl1151, zip_derived_cl1200, 
% 21.33/3.77                 zip_derived_cl1243, zip_derived_cl1302, zip_derived_cl1364, 
% 21.33/3.77                 zip_derived_cl1429, zip_derived_cl1494, zip_derived_cl1555, 
% 21.33/3.77                 zip_derived_cl1613])).
% 21.33/3.77  thf(zip_derived_cl1752, plain,
% 21.33/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.77         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 21.33/3.77         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i]:
% 21.33/3.77          (ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 21.33/3.77           X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 21.33/3.77           X15 @ X16 @ X17 @ X18)),
% 21.33/3.77      inference('demod', [status(thm)],
% 21.33/3.77                [zip_derived_cl522, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.77                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.77                 zip_derived_cl1024, zip_derived_cl1051, zip_derived_cl1077, 
% 21.33/3.77                 zip_derived_cl1115, zip_derived_cl1151, zip_derived_cl1200, 
% 21.33/3.77                 zip_derived_cl1243, zip_derived_cl1302, zip_derived_cl1364, 
% 21.33/3.77                 zip_derived_cl1429, zip_derived_cl1494, zip_derived_cl1555, 
% 21.33/3.77                 zip_derived_cl1613, zip_derived_cl1683])).
% 21.33/3.77  thf(zip_derived_cl1822, plain,
% 21.33/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.77         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 21.33/3.77         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i]:
% 21.33/3.77          (ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 21.33/3.77           X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 21.33/3.77           X15 @ X16 @ X17 @ X18 @ X19)),
% 21.33/3.77      inference('demod', [status(thm)],
% 21.33/3.77                [zip_derived_cl478, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.77                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.77                 zip_derived_cl1024, zip_derived_cl1051, zip_derived_cl1077, 
% 21.33/3.77                 zip_derived_cl1115, zip_derived_cl1151, zip_derived_cl1200, 
% 21.33/3.77                 zip_derived_cl1243, zip_derived_cl1302, zip_derived_cl1364, 
% 21.33/3.77                 zip_derived_cl1429, zip_derived_cl1494, zip_derived_cl1555, 
% 21.33/3.77                 zip_derived_cl1613, zip_derived_cl1683, zip_derived_cl1752])).
% 21.33/3.77  thf(zip_derived_cl1890, plain,
% 21.33/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.77         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 21.33/3.77         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i]:
% 21.33/3.77          (ssNder1_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 21.33/3.77           X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 21.33/3.77           X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20)),
% 21.33/3.77      inference('demod', [status(thm)],
% 21.33/3.77                [zip_derived_cl432, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.77                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.77                 zip_derived_cl1024, zip_derived_cl1051, zip_derived_cl1077, 
% 21.33/3.77                 zip_derived_cl1115, zip_derived_cl1151, zip_derived_cl1200, 
% 21.33/3.77                 zip_derived_cl1243, zip_derived_cl1302, zip_derived_cl1364, 
% 21.33/3.77                 zip_derived_cl1429, zip_derived_cl1494, zip_derived_cl1555, 
% 21.33/3.77                 zip_derived_cl1613, zip_derived_cl1683, zip_derived_cl1752, 
% 21.33/3.77                 zip_derived_cl1822])).
% 21.33/3.77  thf(zip_derived_cl1956, plain,
% 21.33/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.77         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 21.33/3.77         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i, 
% 21.33/3.77         X21 : $i]:
% 21.33/3.77          (ssNder1_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 21.33/3.77           X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 21.33/3.77           X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21)),
% 21.33/3.77      inference('demod', [status(thm)],
% 21.33/3.77                [zip_derived_cl387, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.77                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.77                 zip_derived_cl1024, zip_derived_cl1051, zip_derived_cl1077, 
% 21.33/3.77                 zip_derived_cl1115, zip_derived_cl1151, zip_derived_cl1200, 
% 21.33/3.77                 zip_derived_cl1243, zip_derived_cl1302, zip_derived_cl1364, 
% 21.33/3.77                 zip_derived_cl1429, zip_derived_cl1494, zip_derived_cl1555, 
% 21.33/3.77                 zip_derived_cl1613, zip_derived_cl1683, zip_derived_cl1752, 
% 21.33/3.77                 zip_derived_cl1822, zip_derived_cl1890])).
% 21.33/3.77  thf(zip_derived_cl2043, plain,
% 21.33/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.77         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 21.33/3.77         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i, 
% 21.33/3.77         X21 : $i, X22 : $i]:
% 21.33/3.77          (ssNder1_23r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 21.33/3.77           X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 21.33/3.77           X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21 @ X22)),
% 21.33/3.77      inference('demod', [status(thm)],
% 21.33/3.77                [zip_derived_cl338, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.77                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.77                 zip_derived_cl1024, zip_derived_cl1051, zip_derived_cl1077, 
% 21.33/3.77                 zip_derived_cl1115, zip_derived_cl1151, zip_derived_cl1200, 
% 21.33/3.77                 zip_derived_cl1243, zip_derived_cl1302, zip_derived_cl1364, 
% 21.33/3.77                 zip_derived_cl1429, zip_derived_cl1494, zip_derived_cl1555, 
% 21.33/3.77                 zip_derived_cl1613, zip_derived_cl1683, zip_derived_cl1752, 
% 21.33/3.77                 zip_derived_cl1822, zip_derived_cl1890, zip_derived_cl1956])).
% 21.33/3.77  thf(zip_derived_cl2144, plain,
% 21.33/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.77         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 21.33/3.77         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i, 
% 21.33/3.77         X21 : $i, X22 : $i, X23 : $i]:
% 21.33/3.77         ( (ssPv25_24r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 21.33/3.77            X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 21.33/3.77            X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21 @ X22 @ X23)
% 21.33/3.77          | ~ (ssPv25_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3))),
% 21.33/3.77      inference('demod', [status(thm)],
% 21.33/3.77                [zip_derived_cl279, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.77                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.77                 zip_derived_cl1024, zip_derived_cl1051, zip_derived_cl1077, 
% 21.33/3.77                 zip_derived_cl1115, zip_derived_cl1151, zip_derived_cl1200, 
% 21.33/3.77                 zip_derived_cl1243, zip_derived_cl1302, zip_derived_cl1364, 
% 21.33/3.77                 zip_derived_cl1429, zip_derived_cl1494, zip_derived_cl1555, 
% 21.33/3.77                 zip_derived_cl1613, zip_derived_cl1683, zip_derived_cl1752, 
% 21.33/3.77                 zip_derived_cl1822, zip_derived_cl1890, zip_derived_cl1956, 
% 21.33/3.77                 zip_derived_cl2043])).
% 21.33/3.77  thf(clause53, conjecture,
% 21.33/3.77    (~( ( ssPv22_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ skc42 ) | 
% 21.33/3.77        ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 21.33/3.77        ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 21.33/3.77        ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 21.33/3.77        ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 21.33/3.77        ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) ))).
% 21.33/3.77  thf(zf_stmt_40, negated_conjecture,
% 21.33/3.77    (( ssPv22_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ skc42 ) | 
% 21.33/3.77     ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 21.33/3.77     ( ~( ssNder1_2r1r1 @ U @ V ) ) | ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 21.33/3.77     ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 21.33/3.77     ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) )),
% 21.33/3.77    inference('cnf.neg', [status(esa)], [clause53])).
% 21.33/3.77  thf(zip_derived_cl915, plain,
% 21.33/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 21.33/3.77         ( (ssPv22_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ skc42)
% 21.33/3.77          | ~ (ssNder1_0)
% 21.33/3.77          | ~ (ssNder1_1r1 @ X0)
% 21.33/3.77          | ~ (ssNder1_2r1r1 @ X0 @ X1)
% 21.33/3.77          | ~ (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)
% 21.33/3.77          | ~ (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)
% 21.33/3.77          | ~ (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4))),
% 21.33/3.77      inference('cnf', [status(esa)], [zf_stmt_40])).
% 21.33/3.77  thf(zip_derived_cl967, plain, ( (ssNder1_0)),
% 21.33/3.77      inference('cnf', [status(esa)], [zf_stmt_1])).
% 21.33/3.77  thf(zip_derived_cl973, plain, (![X0 : $i]:  (ssNder1_1r1 @ X0)),
% 21.33/3.77      inference('demod', [status(thm)], [zip_derived_cl966, zip_derived_cl967])).
% 21.33/3.77  thf(zip_derived_cl974, plain,
% 21.33/3.77      (![X0 : $i, X1 : $i]:  (ssNder1_2r1r1 @ X0 @ X1)),
% 21.33/3.77      inference('demod', [status(thm)],
% 21.33/3.77                [zip_derived_cl965, zip_derived_cl967, zip_derived_cl973])).
% 21.33/3.77  thf(zip_derived_cl979, plain,
% 21.33/3.77      (![X0 : $i, X1 : $i, X2 : $i]:  (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)),
% 21.33/3.77      inference('demod', [status(thm)],
% 21.33/3.77                [zip_derived_cl954, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.77                 zip_derived_cl974])).
% 21.33/3.77  thf(zip_derived_cl999, plain,
% 21.33/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 21.33/3.77          (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)),
% 21.33/3.77      inference('demod', [status(thm)],
% 21.33/3.77                [zip_derived_cl946, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.77                 zip_derived_cl974, zip_derived_cl979])).
% 21.33/3.77  thf(zip_derived_cl1024, plain,
% 21.33/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 21.33/3.77          (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)),
% 21.33/3.77      inference('demod', [status(thm)],
% 21.33/3.77                [zip_derived_cl931, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.77                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999])).
% 21.33/3.77  thf(zip_derived_cl1047, plain,
% 21.33/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 21.33/3.77          (ssPv22_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ skc42)),
% 21.33/3.77      inference('demod', [status(thm)],
% 21.33/3.77                [zip_derived_cl915, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.77                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.77                 zip_derived_cl1024])).
% 21.33/3.77  thf(clause192, conjecture,
% 21.33/3.77    (~( ( ssPv16_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.77          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ skc38 ) | 
% 21.33/3.77        ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 21.33/3.77        ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 21.33/3.77        ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 21.33/3.77        ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 21.33/3.77        ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 21.33/3.77        ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 21.33/3.77        ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 21.33/3.77        ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 21.33/3.77        ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 21.33/3.77        ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.77             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 21.33/3.77        ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.77             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) ))).
% 21.33/3.77  thf(zf_stmt_41, negated_conjecture,
% 21.33/3.77    (( ssPv16_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.77       U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ skc38 ) | 
% 21.33/3.77     ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 21.33/3.77     ( ~( ssNder1_2r1r1 @ U @ V ) ) | ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 21.33/3.77     ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 21.33/3.77     ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 21.33/3.77     ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 21.33/3.77     ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 21.33/3.77     ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 21.33/3.77     ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 21.33/3.77     ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.77          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 21.33/3.77     ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.77          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) )),
% 21.33/3.77    inference('cnf.neg', [status(esa)], [clause192])).
% 21.33/3.77  thf(zip_derived_cl776, plain,
% 21.33/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.77         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i]:
% 21.33/3.77         ( (ssPv16_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 21.33/3.77            X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ skc38)
% 21.33/3.77          | ~ (ssNder1_0)
% 21.33/3.77          | ~ (ssNder1_1r1 @ X0)
% 21.33/3.77          | ~ (ssNder1_2r1r1 @ X0 @ X1)
% 21.33/3.77          | ~ (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)
% 21.33/3.77          | ~ (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)
% 21.33/3.77          | ~ (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)
% 21.33/3.77          | ~ (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)
% 21.33/3.77          | ~ (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)
% 21.33/3.77          | ~ (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 21.33/3.77               X7)
% 21.33/3.77          | ~ (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 21.33/3.77               X6 @ X7 @ X8)
% 21.33/3.77          | ~ (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 21.33/3.77               X6 @ X7 @ X8 @ X9)
% 21.33/3.77          | ~ (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 21.33/3.77               X5 @ X6 @ X7 @ X8 @ X9 @ X10))),
% 21.33/3.77      inference('cnf', [status(esa)], [zf_stmt_41])).
% 21.33/3.77  thf(zip_derived_cl967, plain, ( (ssNder1_0)),
% 21.33/3.77      inference('cnf', [status(esa)], [zf_stmt_1])).
% 21.33/3.77  thf(zip_derived_cl973, plain, (![X0 : $i]:  (ssNder1_1r1 @ X0)),
% 21.33/3.77      inference('demod', [status(thm)], [zip_derived_cl966, zip_derived_cl967])).
% 21.33/3.77  thf(zip_derived_cl974, plain,
% 21.33/3.77      (![X0 : $i, X1 : $i]:  (ssNder1_2r1r1 @ X0 @ X1)),
% 21.33/3.77      inference('demod', [status(thm)],
% 21.33/3.77                [zip_derived_cl965, zip_derived_cl967, zip_derived_cl973])).
% 21.33/3.77  thf(zip_derived_cl979, plain,
% 21.33/3.77      (![X0 : $i, X1 : $i, X2 : $i]:  (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)),
% 21.33/3.77      inference('demod', [status(thm)],
% 21.33/3.77                [zip_derived_cl954, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.77                 zip_derived_cl974])).
% 21.33/3.77  thf(zip_derived_cl999, plain,
% 21.33/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 21.33/3.77          (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)),
% 21.33/3.77      inference('demod', [status(thm)],
% 21.33/3.77                [zip_derived_cl946, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.77                 zip_derived_cl974, zip_derived_cl979])).
% 21.33/3.77  thf(zip_derived_cl1024, plain,
% 21.33/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 21.33/3.77          (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)),
% 21.33/3.77      inference('demod', [status(thm)],
% 21.33/3.77                [zip_derived_cl931, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.77                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999])).
% 21.33/3.77  thf(zip_derived_cl1051, plain,
% 21.33/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 21.33/3.77          (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)),
% 21.33/3.77      inference('demod', [status(thm)],
% 21.33/3.77                [zip_derived_cl917, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.77                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.77                 zip_derived_cl1024])).
% 21.33/3.77  thf(zip_derived_cl1077, plain,
% 21.33/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i]:
% 21.33/3.77          (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)),
% 21.33/3.77      inference('demod', [status(thm)],
% 21.33/3.77                [zip_derived_cl900, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.77                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.77                 zip_derived_cl1024, zip_derived_cl1051])).
% 21.33/3.77  thf(zip_derived_cl1115, plain,
% 21.33/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, X7 : $i]:
% 21.33/3.77          (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7)),
% 21.33/3.77      inference('demod', [status(thm)],
% 21.33/3.77                [zip_derived_cl879, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.77                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.77                 zip_derived_cl1024, zip_derived_cl1051, zip_derived_cl1077])).
% 21.33/3.77  thf(zip_derived_cl1151, plain,
% 21.33/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.77         X7 : $i, X8 : $i]:
% 21.33/3.77          (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 21.33/3.77           X7 @ X8)),
% 21.33/3.77      inference('demod', [status(thm)],
% 21.33/3.77                [zip_derived_cl857, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.77                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.77                 zip_derived_cl1024, zip_derived_cl1051, zip_derived_cl1077, 
% 21.33/3.77                 zip_derived_cl1115])).
% 21.33/3.77  thf(zip_derived_cl1200, plain,
% 21.33/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.77         X7 : $i, X8 : $i, X9 : $i]:
% 21.33/3.77          (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 21.33/3.77           X7 @ X8 @ X9)),
% 21.33/3.77      inference('demod', [status(thm)],
% 21.33/3.77                [zip_derived_cl830, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.77                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.77                 zip_derived_cl1024, zip_derived_cl1051, zip_derived_cl1077, 
% 21.33/3.77                 zip_derived_cl1115, zip_derived_cl1151])).
% 21.33/3.77  thf(zip_derived_cl1243, plain,
% 21.33/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.77         X7 : $i, X8 : $i, X9 : $i, X10 : $i]:
% 21.33/3.77          (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 21.33/3.77           X6 @ X7 @ X8 @ X9 @ X10)),
% 21.33/3.77      inference('demod', [status(thm)],
% 21.33/3.77                [zip_derived_cl803, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.77                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.77                 zip_derived_cl1024, zip_derived_cl1051, zip_derived_cl1077, 
% 21.33/3.77                 zip_derived_cl1115, zip_derived_cl1151, zip_derived_cl1200])).
% 21.33/3.77  thf(zip_derived_cl1323, plain,
% 21.33/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.77         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i]:
% 21.33/3.77          (ssPv16_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 21.33/3.77           X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ skc38)),
% 21.33/3.77      inference('demod', [status(thm)],
% 21.33/3.77                [zip_derived_cl776, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.77                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.77                 zip_derived_cl1024, zip_derived_cl1051, zip_derived_cl1077, 
% 21.33/3.77                 zip_derived_cl1115, zip_derived_cl1151, zip_derived_cl1200, 
% 21.33/3.77                 zip_derived_cl1243])).
% 21.33/3.77  thf(clause312, conjecture,
% 21.33/3.77    (~( ( ssPv25_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.77          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) | 
% 21.33/3.77        ( ssPv21_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.77          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) | 
% 21.33/3.77        ( ssPv19_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.77          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) | 
% 21.33/3.77        ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 21.33/3.77        ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 21.33/3.77        ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 21.33/3.77        ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 21.33/3.77        ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 21.33/3.77        ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 21.33/3.77        ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 21.33/3.77        ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 21.33/3.77        ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 21.33/3.77        ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.77             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 21.33/3.77        ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.77             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 21.33/3.77        ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.77             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 21.33/3.77        ( ~( ssPv16_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.77             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) ))).
% 21.33/3.77  thf(zf_stmt_42, negated_conjecture,
% 21.33/3.77    (( ssPv25_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.77       U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) | 
% 21.33/3.77     ( ssPv21_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.77       U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) | 
% 21.33/3.77     ( ssPv19_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.77       U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) | 
% 21.33/3.77     ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 21.33/3.77     ( ~( ssNder1_2r1r1 @ U @ V ) ) | ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 21.33/3.77     ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 21.33/3.77     ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 21.33/3.77     ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 21.33/3.77     ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 21.33/3.77     ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 21.33/3.77     ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 21.33/3.77     ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.77          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 21.33/3.77     ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.77          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 21.33/3.77     ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.77          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 21.33/3.77     ( ~( ssPv16_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.77          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) )),
% 21.33/3.77    inference('cnf.neg', [status(esa)], [clause312])).
% 21.33/3.77  thf(zip_derived_cl656, plain,
% 21.33/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.77         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i]:
% 21.33/3.77         ( (ssPv25_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 21.33/3.77            X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)
% 21.33/3.77          |  (ssPv21_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 21.33/3.77              X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)
% 21.33/3.77          |  (ssPv19_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 21.33/3.77              X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)
% 21.33/3.77          | ~ (ssNder1_0)
% 21.33/3.77          | ~ (ssNder1_1r1 @ X0)
% 21.33/3.77          | ~ (ssNder1_2r1r1 @ X0 @ X1)
% 21.33/3.77          | ~ (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)
% 21.33/3.77          | ~ (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)
% 21.33/3.77          | ~ (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)
% 21.33/3.77          | ~ (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)
% 21.33/3.77          | ~ (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)
% 21.33/3.77          | ~ (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 21.33/3.77               X7)
% 21.33/3.77          | ~ (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 21.33/3.77               X6 @ X7 @ X8)
% 21.33/3.77          | ~ (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 21.33/3.77               X6 @ X7 @ X8 @ X9)
% 21.33/3.77          | ~ (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 21.33/3.77               X5 @ X6 @ X7 @ X8 @ X9 @ X10)
% 21.33/3.77          | ~ (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 21.33/3.77               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11)
% 21.33/3.77          | ~ (ssPv16_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 21.33/3.77               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12))),
% 21.33/3.77      inference('cnf', [status(esa)], [zf_stmt_42])).
% 21.33/3.77  thf(zip_derived_cl967, plain, ( (ssNder1_0)),
% 21.33/3.77      inference('cnf', [status(esa)], [zf_stmt_1])).
% 21.33/3.77  thf(zip_derived_cl973, plain, (![X0 : $i]:  (ssNder1_1r1 @ X0)),
% 21.33/3.77      inference('demod', [status(thm)], [zip_derived_cl966, zip_derived_cl967])).
% 21.33/3.77  thf(zip_derived_cl974, plain,
% 21.33/3.77      (![X0 : $i, X1 : $i]:  (ssNder1_2r1r1 @ X0 @ X1)),
% 21.33/3.77      inference('demod', [status(thm)],
% 21.33/3.77                [zip_derived_cl965, zip_derived_cl967, zip_derived_cl973])).
% 21.33/3.77  thf(zip_derived_cl979, plain,
% 21.33/3.77      (![X0 : $i, X1 : $i, X2 : $i]:  (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)),
% 21.33/3.77      inference('demod', [status(thm)],
% 21.33/3.77                [zip_derived_cl954, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.77                 zip_derived_cl974])).
% 21.33/3.77  thf(zip_derived_cl999, plain,
% 21.33/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 21.33/3.77          (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)),
% 21.33/3.77      inference('demod', [status(thm)],
% 21.33/3.77                [zip_derived_cl946, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.77                 zip_derived_cl974, zip_derived_cl979])).
% 21.33/3.77  thf(zip_derived_cl1024, plain,
% 21.33/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 21.33/3.77          (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)),
% 21.33/3.77      inference('demod', [status(thm)],
% 21.33/3.77                [zip_derived_cl931, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.77                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999])).
% 21.33/3.77  thf(zip_derived_cl1051, plain,
% 21.33/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 21.33/3.77          (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)),
% 21.33/3.77      inference('demod', [status(thm)],
% 21.33/3.77                [zip_derived_cl917, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.77                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.77                 zip_derived_cl1024])).
% 21.33/3.77  thf(zip_derived_cl1077, plain,
% 21.33/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i]:
% 21.33/3.77          (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)),
% 21.33/3.77      inference('demod', [status(thm)],
% 21.33/3.77                [zip_derived_cl900, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.77                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.77                 zip_derived_cl1024, zip_derived_cl1051])).
% 21.33/3.77  thf(zip_derived_cl1115, plain,
% 21.33/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, X7 : $i]:
% 21.33/3.77          (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7)),
% 21.33/3.77      inference('demod', [status(thm)],
% 21.33/3.77                [zip_derived_cl879, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.77                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.77                 zip_derived_cl1024, zip_derived_cl1051, zip_derived_cl1077])).
% 21.33/3.77  thf(zip_derived_cl1151, plain,
% 21.33/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.77         X7 : $i, X8 : $i]:
% 21.33/3.77          (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 21.33/3.77           X7 @ X8)),
% 21.33/3.77      inference('demod', [status(thm)],
% 21.33/3.77                [zip_derived_cl857, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.77                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.77                 zip_derived_cl1024, zip_derived_cl1051, zip_derived_cl1077, 
% 21.33/3.77                 zip_derived_cl1115])).
% 21.33/3.77  thf(zip_derived_cl1200, plain,
% 21.33/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.77         X7 : $i, X8 : $i, X9 : $i]:
% 21.33/3.77          (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 21.33/3.77           X7 @ X8 @ X9)),
% 21.33/3.77      inference('demod', [status(thm)],
% 21.33/3.77                [zip_derived_cl830, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.77                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.77                 zip_derived_cl1024, zip_derived_cl1051, zip_derived_cl1077, 
% 21.33/3.77                 zip_derived_cl1115, zip_derived_cl1151])).
% 21.33/3.77  thf(zip_derived_cl1243, plain,
% 21.33/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.77         X7 : $i, X8 : $i, X9 : $i, X10 : $i]:
% 21.33/3.77          (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 21.33/3.77           X6 @ X7 @ X8 @ X9 @ X10)),
% 21.33/3.77      inference('demod', [status(thm)],
% 21.33/3.77                [zip_derived_cl803, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.77                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.77                 zip_derived_cl1024, zip_derived_cl1051, zip_derived_cl1077, 
% 21.33/3.77                 zip_derived_cl1115, zip_derived_cl1151, zip_derived_cl1200])).
% 21.33/3.77  thf(zip_derived_cl1302, plain,
% 21.33/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.77         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i]:
% 21.33/3.77          (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 21.33/3.77           X6 @ X7 @ X8 @ X9 @ X10 @ X11)),
% 21.33/3.77      inference('demod', [status(thm)],
% 21.33/3.77                [zip_derived_cl777, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.77                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.77                 zip_derived_cl1024, zip_derived_cl1051, zip_derived_cl1077, 
% 21.33/3.77                 zip_derived_cl1115, zip_derived_cl1151, zip_derived_cl1200, 
% 21.33/3.77                 zip_derived_cl1243])).
% 21.33/3.77  thf(zip_derived_cl1475, plain,
% 21.33/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.77         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i]:
% 21.33/3.77         ( (ssPv25_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 21.33/3.77            X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)
% 21.33/3.77          |  (ssPv21_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 21.33/3.77              X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)
% 21.33/3.77          |  (ssPv19_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 21.33/3.77              X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)
% 21.33/3.77          | ~ (ssPv16_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 21.33/3.77               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12))),
% 21.33/3.77      inference('demod', [status(thm)],
% 21.33/3.77                [zip_derived_cl656, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.77                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.77                 zip_derived_cl1024, zip_derived_cl1051, zip_derived_cl1077, 
% 21.33/3.77                 zip_derived_cl1115, zip_derived_cl1151, zip_derived_cl1200, 
% 21.33/3.77                 zip_derived_cl1243, zip_derived_cl1302])).
% 21.33/3.77  thf(clause251, conjecture,
% 21.33/3.77    (~( ( ssPv19_10r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.77          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) | 
% 21.33/3.77        ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 21.33/3.77        ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 21.33/3.77        ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 21.33/3.77        ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 21.33/3.77        ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 21.33/3.77        ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 21.33/3.77        ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 21.33/3.77        ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 21.33/3.77        ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 21.33/3.77        ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.77             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 21.33/3.77        ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.77             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 21.33/3.77        ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.77             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 21.33/3.77        ( ~( ssPv19_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.77             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) ))).
% 21.33/3.77  thf(zf_stmt_43, negated_conjecture,
% 21.33/3.77    (( ssPv19_10r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.77       U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) | 
% 21.33/3.77     ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 21.33/3.77     ( ~( ssNder1_2r1r1 @ U @ V ) ) | ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 21.33/3.77     ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 21.33/3.77     ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 21.33/3.77     ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 21.33/3.77     ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 21.33/3.77     ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 21.33/3.77     ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 21.33/3.77     ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.77          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 21.33/3.77     ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.77          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 21.33/3.77     ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.77          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 21.33/3.77     ( ~( ssPv19_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.77          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) )),
% 21.33/3.77    inference('cnf.neg', [status(esa)], [clause251])).
% 21.33/3.77  thf(zip_derived_cl717, plain,
% 21.33/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.77         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i]:
% 21.33/3.77         ( (ssPv19_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 21.33/3.77            X7 @ X8 @ X9)
% 21.33/3.77          | ~ (ssNder1_0)
% 21.33/3.77          | ~ (ssNder1_1r1 @ X0)
% 21.33/3.77          | ~ (ssNder1_2r1r1 @ X0 @ X1)
% 21.33/3.77          | ~ (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)
% 21.33/3.77          | ~ (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)
% 21.33/3.77          | ~ (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)
% 21.33/3.77          | ~ (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)
% 21.33/3.77          | ~ (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)
% 21.33/3.77          | ~ (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 21.33/3.77               X7)
% 21.33/3.77          | ~ (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 21.33/3.77               X6 @ X7 @ X8)
% 21.33/3.77          | ~ (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 21.33/3.77               X6 @ X7 @ X8 @ X9)
% 21.33/3.77          | ~ (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 21.33/3.77               X5 @ X6 @ X7 @ X8 @ X9 @ X10)
% 21.33/3.77          | ~ (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 21.33/3.77               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11)
% 21.33/3.77          | ~ (ssPv19_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 21.33/3.77               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12))),
% 21.33/3.77      inference('cnf', [status(esa)], [zf_stmt_43])).
% 21.33/3.77  thf(zip_derived_cl967, plain, ( (ssNder1_0)),
% 21.33/3.77      inference('cnf', [status(esa)], [zf_stmt_1])).
% 21.33/3.77  thf(zip_derived_cl973, plain, (![X0 : $i]:  (ssNder1_1r1 @ X0)),
% 21.33/3.77      inference('demod', [status(thm)], [zip_derived_cl966, zip_derived_cl967])).
% 21.33/3.77  thf(zip_derived_cl974, plain,
% 21.33/3.77      (![X0 : $i, X1 : $i]:  (ssNder1_2r1r1 @ X0 @ X1)),
% 21.33/3.77      inference('demod', [status(thm)],
% 21.33/3.77                [zip_derived_cl965, zip_derived_cl967, zip_derived_cl973])).
% 21.33/3.77  thf(zip_derived_cl979, plain,
% 21.33/3.77      (![X0 : $i, X1 : $i, X2 : $i]:  (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)),
% 21.33/3.77      inference('demod', [status(thm)],
% 21.33/3.77                [zip_derived_cl954, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.77                 zip_derived_cl974])).
% 21.33/3.77  thf(zip_derived_cl999, plain,
% 21.33/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 21.33/3.77          (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)),
% 21.33/3.77      inference('demod', [status(thm)],
% 21.33/3.77                [zip_derived_cl946, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.77                 zip_derived_cl974, zip_derived_cl979])).
% 21.33/3.77  thf(zip_derived_cl1024, plain,
% 21.33/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 21.33/3.77          (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)),
% 21.33/3.77      inference('demod', [status(thm)],
% 21.33/3.77                [zip_derived_cl931, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.77                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999])).
% 21.33/3.77  thf(zip_derived_cl1051, plain,
% 21.33/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 21.33/3.77          (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)),
% 21.33/3.77      inference('demod', [status(thm)],
% 21.33/3.77                [zip_derived_cl917, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.77                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.77                 zip_derived_cl1024])).
% 21.33/3.77  thf(zip_derived_cl1077, plain,
% 21.33/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i]:
% 21.33/3.77          (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)),
% 21.33/3.77      inference('demod', [status(thm)],
% 21.33/3.77                [zip_derived_cl900, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.77                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.77                 zip_derived_cl1024, zip_derived_cl1051])).
% 21.33/3.77  thf(zip_derived_cl1115, plain,
% 21.33/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, X7 : $i]:
% 21.33/3.77          (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7)),
% 21.33/3.77      inference('demod', [status(thm)],
% 21.33/3.77                [zip_derived_cl879, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.77                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.77                 zip_derived_cl1024, zip_derived_cl1051, zip_derived_cl1077])).
% 21.33/3.77  thf(zip_derived_cl1151, plain,
% 21.33/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.77         X7 : $i, X8 : $i]:
% 21.33/3.77          (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 21.33/3.77           X7 @ X8)),
% 21.33/3.77      inference('demod', [status(thm)],
% 21.33/3.77                [zip_derived_cl857, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.77                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.77                 zip_derived_cl1024, zip_derived_cl1051, zip_derived_cl1077, 
% 21.33/3.77                 zip_derived_cl1115])).
% 21.33/3.77  thf(zip_derived_cl1200, plain,
% 21.33/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.77         X7 : $i, X8 : $i, X9 : $i]:
% 21.33/3.77          (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 21.33/3.77           X7 @ X8 @ X9)),
% 21.33/3.77      inference('demod', [status(thm)],
% 21.33/3.77                [zip_derived_cl830, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.77                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.77                 zip_derived_cl1024, zip_derived_cl1051, zip_derived_cl1077, 
% 21.33/3.77                 zip_derived_cl1115, zip_derived_cl1151])).
% 21.33/3.77  thf(zip_derived_cl1243, plain,
% 21.33/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.77         X7 : $i, X8 : $i, X9 : $i, X10 : $i]:
% 21.33/3.77          (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 21.33/3.77           X6 @ X7 @ X8 @ X9 @ X10)),
% 21.33/3.77      inference('demod', [status(thm)],
% 21.33/3.77                [zip_derived_cl803, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.77                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.77                 zip_derived_cl1024, zip_derived_cl1051, zip_derived_cl1077, 
% 21.33/3.77                 zip_derived_cl1115, zip_derived_cl1151, zip_derived_cl1200])).
% 21.33/3.77  thf(zip_derived_cl1302, plain,
% 21.33/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.77         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i]:
% 21.33/3.77          (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 21.33/3.77           X6 @ X7 @ X8 @ X9 @ X10 @ X11)),
% 21.33/3.77      inference('demod', [status(thm)],
% 21.33/3.77                [zip_derived_cl777, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.77                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.77                 zip_derived_cl1024, zip_derived_cl1051, zip_derived_cl1077, 
% 21.33/3.77                 zip_derived_cl1115, zip_derived_cl1151, zip_derived_cl1200, 
% 21.33/3.77                 zip_derived_cl1243])).
% 21.33/3.77  thf(zip_derived_cl1402, plain,
% 21.33/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.77         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i]:
% 21.33/3.77         ( (ssPv19_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 21.33/3.77            X7 @ X8 @ X9)
% 21.33/3.77          | ~ (ssPv19_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 21.33/3.77               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12))),
% 21.33/3.77      inference('demod', [status(thm)],
% 21.33/3.77                [zip_derived_cl717, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.77                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.77                 zip_derived_cl1024, zip_derived_cl1051, zip_derived_cl1077, 
% 21.33/3.77                 zip_derived_cl1115, zip_derived_cl1151, zip_derived_cl1200, 
% 21.33/3.77                 zip_derived_cl1243, zip_derived_cl1302])).
% 21.33/3.77  thf(zip_derived_cl1476, plain,
% 21.33/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.77         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i]:
% 21.33/3.77         (~ (ssPv16_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X12 @ X11 @ X10 @ X9 @ X8 @ 
% 21.33/3.77             X7 @ X6 @ X5 @ X4 @ X3 @ X2 @ X1 @ X0)
% 21.33/3.77          |  (ssPv21_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X12 @ X11 @ X10 @ X9 @ 
% 21.33/3.77              X8 @ X7 @ X6 @ X5 @ X4 @ X3 @ X2 @ X1 @ X0)
% 21.33/3.77          |  (ssPv25_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X12 @ X11 @ X10 @ X9 @ 
% 21.33/3.77              X8 @ X7 @ X6 @ X5 @ X4 @ X3 @ X2 @ X1 @ X0)
% 21.33/3.77          |  (ssPv19_10r1r1r1r1r1r1r1r1r1r1 @ X12 @ X11 @ X10 @ X9 @ X8 @ X7 @ 
% 21.33/3.77              X6 @ X5 @ X4 @ X3))),
% 21.33/3.77      inference('sup-', [status(thm)], [zip_derived_cl1475, zip_derived_cl1402])).
% 21.33/3.77  thf(clause247, conjecture,
% 21.33/3.77    (~( ( ssPv21_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) | 
% 21.33/3.77        ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 21.33/3.77        ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 21.33/3.77        ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 21.33/3.77        ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 21.33/3.77        ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 21.33/3.77        ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 21.33/3.77        ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 21.33/3.77        ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 21.33/3.77        ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 21.33/3.77        ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.77             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 21.33/3.77        ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.77             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 21.33/3.77        ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.77             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 21.33/3.77        ( ~( ssPv21_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.77             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) ))).
% 21.33/3.77  thf(zf_stmt_44, negated_conjecture,
% 21.33/3.77    (( ssPv21_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) | 
% 21.33/3.77     ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 21.33/3.77     ( ~( ssNder1_2r1r1 @ U @ V ) ) | ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 21.33/3.77     ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 21.33/3.77     ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 21.33/3.77     ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 21.33/3.77     ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 21.33/3.77     ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 21.33/3.77     ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 21.33/3.77     ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.77          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 21.33/3.77     ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.77          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 21.33/3.77     ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.77          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 21.33/3.77     ( ~( ssPv21_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.77          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) )),
% 21.33/3.77    inference('cnf.neg', [status(esa)], [clause247])).
% 21.33/3.77  thf(zip_derived_cl721, plain,
% 21.33/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.77         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i]:
% 21.33/3.77         ( (ssPv21_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7)
% 21.33/3.77          | ~ (ssNder1_0)
% 21.33/3.77          | ~ (ssNder1_1r1 @ X0)
% 21.33/3.77          | ~ (ssNder1_2r1r1 @ X0 @ X1)
% 21.33/3.77          | ~ (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)
% 21.33/3.77          | ~ (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)
% 21.33/3.77          | ~ (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)
% 21.33/3.77          | ~ (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)
% 21.33/3.77          | ~ (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)
% 21.33/3.77          | ~ (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 21.33/3.77               X7)
% 21.33/3.77          | ~ (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 21.33/3.77               X6 @ X7 @ X8)
% 21.33/3.77          | ~ (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 21.33/3.77               X6 @ X7 @ X8 @ X9)
% 21.33/3.77          | ~ (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 21.33/3.77               X5 @ X6 @ X7 @ X8 @ X9 @ X10)
% 21.33/3.77          | ~ (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 21.33/3.77               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11)
% 21.33/3.77          | ~ (ssPv21_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 21.33/3.77               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12))),
% 21.33/3.77      inference('cnf', [status(esa)], [zf_stmt_44])).
% 21.33/3.77  thf(zip_derived_cl967, plain, ( (ssNder1_0)),
% 21.33/3.77      inference('cnf', [status(esa)], [zf_stmt_1])).
% 21.33/3.77  thf(zip_derived_cl973, plain, (![X0 : $i]:  (ssNder1_1r1 @ X0)),
% 21.33/3.77      inference('demod', [status(thm)], [zip_derived_cl966, zip_derived_cl967])).
% 21.33/3.77  thf(zip_derived_cl974, plain,
% 21.33/3.77      (![X0 : $i, X1 : $i]:  (ssNder1_2r1r1 @ X0 @ X1)),
% 21.33/3.77      inference('demod', [status(thm)],
% 21.33/3.77                [zip_derived_cl965, zip_derived_cl967, zip_derived_cl973])).
% 21.33/3.77  thf(zip_derived_cl979, plain,
% 21.33/3.77      (![X0 : $i, X1 : $i, X2 : $i]:  (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)),
% 21.33/3.77      inference('demod', [status(thm)],
% 21.33/3.77                [zip_derived_cl954, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.77                 zip_derived_cl974])).
% 21.33/3.77  thf(zip_derived_cl999, plain,
% 21.33/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 21.33/3.77          (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)),
% 21.33/3.77      inference('demod', [status(thm)],
% 21.33/3.77                [zip_derived_cl946, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.77                 zip_derived_cl974, zip_derived_cl979])).
% 21.33/3.77  thf(zip_derived_cl1024, plain,
% 21.33/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 21.33/3.77          (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)),
% 21.33/3.77      inference('demod', [status(thm)],
% 21.33/3.77                [zip_derived_cl931, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.77                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999])).
% 21.33/3.77  thf(zip_derived_cl1051, plain,
% 21.33/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 21.33/3.77          (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)),
% 21.33/3.77      inference('demod', [status(thm)],
% 21.33/3.77                [zip_derived_cl917, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.77                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.77                 zip_derived_cl1024])).
% 21.33/3.77  thf(zip_derived_cl1077, plain,
% 21.33/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i]:
% 21.33/3.77          (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)),
% 21.33/3.77      inference('demod', [status(thm)],
% 21.33/3.77                [zip_derived_cl900, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.77                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.77                 zip_derived_cl1024, zip_derived_cl1051])).
% 21.33/3.77  thf(zip_derived_cl1115, plain,
% 21.33/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, X7 : $i]:
% 21.33/3.77          (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7)),
% 21.33/3.77      inference('demod', [status(thm)],
% 21.33/3.77                [zip_derived_cl879, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.77                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.77                 zip_derived_cl1024, zip_derived_cl1051, zip_derived_cl1077])).
% 21.33/3.77  thf(zip_derived_cl1151, plain,
% 21.33/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.77         X7 : $i, X8 : $i]:
% 21.33/3.77          (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 21.33/3.77           X7 @ X8)),
% 21.33/3.77      inference('demod', [status(thm)],
% 21.33/3.77                [zip_derived_cl857, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.77                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.77                 zip_derived_cl1024, zip_derived_cl1051, zip_derived_cl1077, 
% 21.33/3.77                 zip_derived_cl1115])).
% 21.33/3.77  thf(zip_derived_cl1200, plain,
% 21.33/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.77         X7 : $i, X8 : $i, X9 : $i]:
% 21.33/3.77          (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 21.33/3.77           X7 @ X8 @ X9)),
% 21.33/3.77      inference('demod', [status(thm)],
% 21.33/3.77                [zip_derived_cl830, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.77                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.77                 zip_derived_cl1024, zip_derived_cl1051, zip_derived_cl1077, 
% 21.33/3.77                 zip_derived_cl1115, zip_derived_cl1151])).
% 21.33/3.77  thf(zip_derived_cl1243, plain,
% 21.33/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.77         X7 : $i, X8 : $i, X9 : $i, X10 : $i]:
% 21.33/3.77          (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 21.33/3.77           X6 @ X7 @ X8 @ X9 @ X10)),
% 21.33/3.77      inference('demod', [status(thm)],
% 21.33/3.77                [zip_derived_cl803, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.77                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.77                 zip_derived_cl1024, zip_derived_cl1051, zip_derived_cl1077, 
% 21.33/3.77                 zip_derived_cl1115, zip_derived_cl1151, zip_derived_cl1200])).
% 21.33/3.77  thf(zip_derived_cl1302, plain,
% 21.33/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.77         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i]:
% 21.33/3.77          (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 21.33/3.77           X6 @ X7 @ X8 @ X9 @ X10 @ X11)),
% 21.33/3.77      inference('demod', [status(thm)],
% 21.33/3.77                [zip_derived_cl777, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.77                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.77                 zip_derived_cl1024, zip_derived_cl1051, zip_derived_cl1077, 
% 21.33/3.77                 zip_derived_cl1115, zip_derived_cl1151, zip_derived_cl1200, 
% 21.33/3.77                 zip_derived_cl1243])).
% 21.33/3.77  thf(zip_derived_cl1389, plain,
% 21.33/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.77         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i]:
% 21.33/3.77         ( (ssPv21_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7)
% 21.33/3.77          | ~ (ssPv21_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 21.33/3.77               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12))),
% 21.33/3.77      inference('demod', [status(thm)],
% 21.33/3.77                [zip_derived_cl721, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.77                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.77                 zip_derived_cl1024, zip_derived_cl1051, zip_derived_cl1077, 
% 21.33/3.77                 zip_derived_cl1115, zip_derived_cl1151, zip_derived_cl1200, 
% 21.33/3.77                 zip_derived_cl1243, zip_derived_cl1302])).
% 21.33/3.77  thf(zip_derived_cl1477, plain,
% 21.33/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.77         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i]:
% 21.33/3.77         ( (ssPv19_10r1r1r1r1r1r1r1r1r1r1 @ X12 @ X11 @ X10 @ X9 @ X8 @ X7 @ 
% 21.33/3.77            X6 @ X5 @ X4 @ X3)
% 21.33/3.77          |  (ssPv25_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X12 @ X11 @ X10 @ X9 @ 
% 21.33/3.77              X8 @ X7 @ X6 @ X5 @ X4 @ X3 @ X2 @ X1 @ X0)
% 21.33/3.77          | ~ (ssPv16_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X12 @ X11 @ X10 @ X9 @ 
% 21.33/3.77               X8 @ X7 @ X6 @ X5 @ X4 @ X3 @ X2 @ X1 @ X0)
% 21.33/3.77          |  (ssPv21_8r1r1r1r1r1r1r1r1 @ X12 @ X11 @ X10 @ X9 @ X8 @ X7 @ X6 @ 
% 21.33/3.77              X5))),
% 21.33/3.77      inference('sup-', [status(thm)], [zip_derived_cl1476, zip_derived_cl1389])).
% 21.33/3.77  thf(clause235, conjecture,
% 21.33/3.77    (~( ( ssPv25_4r1r1r1r1 @ U @ V @ W @ X ) | ( ~( ssNder1_0 ) ) | 
% 21.33/3.77        ( ~( ssNder1_1r1 @ U ) ) | ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 21.33/3.77        ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 21.33/3.77        ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 21.33/3.77        ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 21.33/3.77        ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 21.33/3.77        ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 21.33/3.77        ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 21.33/3.77        ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 21.33/3.77        ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.77             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 21.33/3.77        ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.77             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 21.33/3.77        ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.77             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 21.33/3.77        ( ~( ssPv25_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.77             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) ))).
% 21.33/3.77  thf(zf_stmt_45, negated_conjecture,
% 21.33/3.77    (( ssPv25_4r1r1r1r1 @ U @ V @ W @ X ) | ( ~( ssNder1_0 ) ) | 
% 21.33/3.77     ( ~( ssNder1_1r1 @ U ) ) | ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 21.33/3.77     ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 21.33/3.77     ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 21.33/3.77     ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 21.33/3.77     ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 21.33/3.77     ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 21.33/3.77     ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 21.33/3.77     ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 21.33/3.77     ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.77          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 21.33/3.77     ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.77          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 21.33/3.77     ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.77          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 21.33/3.77     ( ~( ssPv25_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.77          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) )),
% 21.33/3.77    inference('cnf.neg', [status(esa)], [clause235])).
% 21.33/3.77  thf(zip_derived_cl733, plain,
% 21.33/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.77         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i]:
% 21.33/3.77         ( (ssPv25_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)
% 21.33/3.77          | ~ (ssNder1_0)
% 21.33/3.77          | ~ (ssNder1_1r1 @ X0)
% 21.33/3.77          | ~ (ssNder1_2r1r1 @ X0 @ X1)
% 21.33/3.77          | ~ (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)
% 21.33/3.77          | ~ (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)
% 21.33/3.77          | ~ (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)
% 21.33/3.77          | ~ (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)
% 21.33/3.77          | ~ (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)
% 21.33/3.77          | ~ (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 21.33/3.77               X7)
% 21.33/3.77          | ~ (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 21.33/3.77               X6 @ X7 @ X8)
% 21.33/3.77          | ~ (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 21.33/3.77               X6 @ X7 @ X8 @ X9)
% 21.33/3.77          | ~ (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 21.33/3.77               X5 @ X6 @ X7 @ X8 @ X9 @ X10)
% 21.33/3.77          | ~ (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 21.33/3.77               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11)
% 21.33/3.77          | ~ (ssPv25_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 21.33/3.77               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12))),
% 21.33/3.77      inference('cnf', [status(esa)], [zf_stmt_45])).
% 21.33/3.77  thf(zip_derived_cl967, plain, ( (ssNder1_0)),
% 21.33/3.77      inference('cnf', [status(esa)], [zf_stmt_1])).
% 21.33/3.77  thf(zip_derived_cl973, plain, (![X0 : $i]:  (ssNder1_1r1 @ X0)),
% 21.33/3.77      inference('demod', [status(thm)], [zip_derived_cl966, zip_derived_cl967])).
% 21.33/3.77  thf(zip_derived_cl974, plain,
% 21.33/3.77      (![X0 : $i, X1 : $i]:  (ssNder1_2r1r1 @ X0 @ X1)),
% 21.33/3.77      inference('demod', [status(thm)],
% 21.33/3.77                [zip_derived_cl965, zip_derived_cl967, zip_derived_cl973])).
% 21.33/3.77  thf(zip_derived_cl979, plain,
% 21.33/3.77      (![X0 : $i, X1 : $i, X2 : $i]:  (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)),
% 21.33/3.77      inference('demod', [status(thm)],
% 21.33/3.77                [zip_derived_cl954, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.77                 zip_derived_cl974])).
% 21.33/3.77  thf(zip_derived_cl999, plain,
% 21.33/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 21.33/3.77          (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)),
% 21.33/3.77      inference('demod', [status(thm)],
% 21.33/3.77                [zip_derived_cl946, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.77                 zip_derived_cl974, zip_derived_cl979])).
% 21.33/3.77  thf(zip_derived_cl1024, plain,
% 21.33/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 21.33/3.77          (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)),
% 21.33/3.77      inference('demod', [status(thm)],
% 21.33/3.77                [zip_derived_cl931, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.77                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999])).
% 21.33/3.77  thf(zip_derived_cl1051, plain,
% 21.33/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 21.33/3.77          (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)),
% 21.33/3.77      inference('demod', [status(thm)],
% 21.33/3.77                [zip_derived_cl917, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.77                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.77                 zip_derived_cl1024])).
% 21.33/3.77  thf(zip_derived_cl1077, plain,
% 21.33/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i]:
% 21.33/3.77          (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)),
% 21.33/3.77      inference('demod', [status(thm)],
% 21.33/3.77                [zip_derived_cl900, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.77                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.77                 zip_derived_cl1024, zip_derived_cl1051])).
% 21.33/3.77  thf(zip_derived_cl1115, plain,
% 21.33/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, X7 : $i]:
% 21.33/3.77          (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7)),
% 21.33/3.77      inference('demod', [status(thm)],
% 21.33/3.77                [zip_derived_cl879, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.77                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.77                 zip_derived_cl1024, zip_derived_cl1051, zip_derived_cl1077])).
% 21.33/3.77  thf(zip_derived_cl1151, plain,
% 21.33/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.77         X7 : $i, X8 : $i]:
% 21.33/3.77          (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 21.33/3.77           X7 @ X8)),
% 21.33/3.77      inference('demod', [status(thm)],
% 21.33/3.77                [zip_derived_cl857, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.77                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.77                 zip_derived_cl1024, zip_derived_cl1051, zip_derived_cl1077, 
% 21.33/3.77                 zip_derived_cl1115])).
% 21.33/3.77  thf(zip_derived_cl1200, plain,
% 21.33/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.77         X7 : $i, X8 : $i, X9 : $i]:
% 21.33/3.77          (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 21.33/3.77           X7 @ X8 @ X9)),
% 21.33/3.77      inference('demod', [status(thm)],
% 21.33/3.77                [zip_derived_cl830, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.77                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.77                 zip_derived_cl1024, zip_derived_cl1051, zip_derived_cl1077, 
% 21.33/3.77                 zip_derived_cl1115, zip_derived_cl1151])).
% 21.33/3.77  thf(zip_derived_cl1243, plain,
% 21.33/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.77         X7 : $i, X8 : $i, X9 : $i, X10 : $i]:
% 21.33/3.77          (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 21.33/3.77           X6 @ X7 @ X8 @ X9 @ X10)),
% 21.33/3.77      inference('demod', [status(thm)],
% 21.33/3.77                [zip_derived_cl803, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.77                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.77                 zip_derived_cl1024, zip_derived_cl1051, zip_derived_cl1077, 
% 21.33/3.77                 zip_derived_cl1115, zip_derived_cl1151, zip_derived_cl1200])).
% 21.33/3.77  thf(zip_derived_cl1302, plain,
% 21.33/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.77         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i]:
% 21.33/3.77          (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 21.33/3.77           X6 @ X7 @ X8 @ X9 @ X10 @ X11)),
% 21.33/3.77      inference('demod', [status(thm)],
% 21.33/3.77                [zip_derived_cl777, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.77                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.77                 zip_derived_cl1024, zip_derived_cl1051, zip_derived_cl1077, 
% 21.33/3.77                 zip_derived_cl1115, zip_derived_cl1151, zip_derived_cl1200, 
% 21.33/3.77                 zip_derived_cl1243])).
% 21.33/3.77  thf(zip_derived_cl1360, plain,
% 21.33/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.77         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i]:
% 21.33/3.77         ( (ssPv25_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)
% 21.33/3.77          | ~ (ssPv25_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 21.33/3.77               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12))),
% 21.33/3.77      inference('demod', [status(thm)],
% 21.33/3.77                [zip_derived_cl733, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.77                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.77                 zip_derived_cl1024, zip_derived_cl1051, zip_derived_cl1077, 
% 21.33/3.77                 zip_derived_cl1115, zip_derived_cl1151, zip_derived_cl1200, 
% 21.33/3.77                 zip_derived_cl1243, zip_derived_cl1302])).
% 21.33/3.77  thf(zip_derived_cl1478, plain,
% 21.33/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.77         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i]:
% 21.33/3.77         ( (ssPv21_8r1r1r1r1r1r1r1r1 @ X12 @ X11 @ X10 @ X9 @ X8 @ X7 @ X6 @ X5)
% 21.33/3.77          | ~ (ssPv16_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X12 @ X11 @ X10 @ X9 @ 
% 21.33/3.77               X8 @ X7 @ X6 @ X5 @ X4 @ X3 @ X2 @ X1 @ X0)
% 21.33/3.77          |  (ssPv19_10r1r1r1r1r1r1r1r1r1r1 @ X12 @ X11 @ X10 @ X9 @ X8 @ X7 @ 
% 21.33/3.77              X6 @ X5 @ X4 @ X3)
% 21.33/3.77          |  (ssPv25_4r1r1r1r1 @ X12 @ X11 @ X10 @ X9))),
% 21.33/3.77      inference('sup-', [status(thm)], [zip_derived_cl1477, zip_derived_cl1360])).
% 21.33/3.77  thf(zip_derived_cl1479, plain,
% 21.33/3.77      (![X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, X7 : $i, X8 : $i, 
% 21.33/3.77         X9 : $i, X10 : $i, X11 : $i]:
% 21.33/3.77         ( (ssPv25_4r1r1r1r1 @ X11 @ X10 @ X9 @ X8)
% 21.33/3.77          |  (ssPv19_10r1r1r1r1r1r1r1r1r1r1 @ X11 @ X10 @ X9 @ X8 @ X7 @ X6 @ 
% 21.33/3.77              X5 @ X4 @ X3 @ X2)
% 21.33/3.77          |  (ssPv21_8r1r1r1r1r1r1r1r1 @ X11 @ X10 @ X9 @ X8 @ X7 @ X6 @ X5 @ 
% 21.33/3.77              X4))),
% 21.33/3.77      inference('sup-', [status(thm)], [zip_derived_cl1323, zip_derived_cl1478])).
% 21.33/3.77  thf(clause603, conjecture,
% 21.33/3.77    (~( ( ssPv19_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.77          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 21.33/3.77          X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 ) | 
% 21.33/3.77        ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 21.33/3.77        ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 21.33/3.77        ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 21.33/3.77        ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 21.33/3.77        ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 21.33/3.77        ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 21.33/3.77        ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 21.33/3.77        ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 21.33/3.77        ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 21.33/3.77        ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.77             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 21.33/3.77        ( ~( ssPv19_10r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.77             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 21.33/3.77        ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.77             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 21.33/3.77        ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.77             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 21.33/3.77        ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.77             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 21.33/3.77        ( ~( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.77             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) | 
% 21.33/3.77        ( ~( ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.77             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) ) | 
% 21.33/3.77        ( ~( ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.77             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 21.33/3.77             X9 @ X10 ) ) | 
% 21.33/3.77        ( ~( ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.77             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 21.33/3.77             X9 @ X10 @ X11 ) ) | 
% 21.33/3.77        ( ~( ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.77             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 21.33/3.77             X9 @ X10 @ X11 @ X12 ) ) | 
% 21.33/3.77        ( ~( ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.77             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 21.33/3.77             X9 @ X10 @ X11 @ X12 @ X13 ) ) | 
% 21.33/3.77        ( ~( ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.77             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 21.33/3.77             X9 @ X10 @ X11 @ X12 @ X13 @ X14 ) ) | 
% 21.33/3.77        ( ~( ssNder1_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.77             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 21.33/3.77             X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 ) ) ))).
% 21.33/3.77  thf(zf_stmt_46, negated_conjecture,
% 21.33/3.77    (( ssPv19_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.77       U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 21.33/3.77       X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 ) | 
% 21.33/3.77     ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 21.33/3.77     ( ~( ssNder1_2r1r1 @ U @ V ) ) | ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 21.33/3.77     ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 21.33/3.77     ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 21.33/3.77     ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 21.33/3.77     ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 21.33/3.77     ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 21.33/3.77     ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 21.33/3.77     ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.77          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 21.33/3.77     ( ~( ssPv19_10r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.77          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 21.33/3.77     ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.77          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 21.33/3.77     ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.77          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 21.33/3.77     ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.77          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 21.33/3.77     ( ~( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.77          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) | 
% 21.33/3.77     ( ~( ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.77          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) ) | 
% 21.33/3.77     ( ~( ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.77          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 21.33/3.77          X10 ) ) | 
% 21.33/3.77     ( ~( ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.77          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 21.33/3.77          X10 @ X11 ) ) | 
% 21.33/3.77     ( ~( ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.77          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 21.33/3.77          X10 @ X11 @ X12 ) ) | 
% 21.33/3.77     ( ~( ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.77          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 21.33/3.77          X10 @ X11 @ X12 @ X13 ) ) | 
% 21.33/3.77     ( ~( ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.77          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 21.33/3.77          X10 @ X11 @ X12 @ X13 @ X14 ) ) | 
% 21.33/3.77     ( ~( ssNder1_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.77          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 21.33/3.77          X10 @ X11 @ X12 @ X13 @ X14 @ X15 ) )),
% 21.33/3.77    inference('cnf.neg', [status(esa)], [clause603])).
% 21.33/3.77  thf(zip_derived_cl365, plain,
% 21.33/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.77         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 21.33/3.77         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i, 
% 21.33/3.77         X21 : $i]:
% 21.33/3.77         ( (ssPv19_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 21.33/3.77            X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 21.33/3.77            X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21)
% 21.33/3.77          | ~ (ssNder1_0)
% 21.33/3.77          | ~ (ssNder1_1r1 @ X0)
% 21.33/3.77          | ~ (ssNder1_2r1r1 @ X0 @ X1)
% 21.33/3.77          | ~ (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)
% 21.33/3.77          | ~ (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)
% 21.33/3.77          | ~ (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)
% 21.33/3.77          | ~ (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)
% 21.33/3.77          | ~ (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)
% 21.33/3.77          | ~ (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 21.33/3.77               X7)
% 21.33/3.77          | ~ (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 21.33/3.77               X6 @ X7 @ X8)
% 21.33/3.77          | ~ (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 21.33/3.77               X6 @ X7 @ X8 @ X9)
% 21.33/3.77          | ~ (ssPv19_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 21.33/3.77               X6 @ X7 @ X8 @ X9)
% 21.33/3.77          | ~ (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 21.33/3.77               X5 @ X6 @ X7 @ X8 @ X9 @ X10)
% 21.33/3.77          | ~ (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 21.33/3.77               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11)
% 21.33/3.77          | ~ (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 21.33/3.77               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)
% 21.33/3.77          | ~ (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 21.33/3.77               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)
% 21.33/3.77          | ~ (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 21.33/3.77               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)
% 21.33/3.77          | ~ (ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 21.33/3.77               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 21.33/3.77               X14 @ X15)
% 21.33/3.77          | ~ (ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 21.33/3.77               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 21.33/3.77               X14 @ X15 @ X16)
% 21.33/3.77          | ~ (ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 21.33/3.77               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 21.33/3.77               X14 @ X15 @ X16 @ X17)
% 21.33/3.77          | ~ (ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 21.33/3.77               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 21.33/3.77               X14 @ X15 @ X16 @ X17 @ X18)
% 21.33/3.77          | ~ (ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 21.33/3.77               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 21.33/3.77               X14 @ X15 @ X16 @ X17 @ X18 @ X19)
% 21.33/3.77          | ~ (ssNder1_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 21.33/3.77               X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 21.33/3.77               X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20))),
% 21.33/3.77      inference('cnf', [status(esa)], [zf_stmt_46])).
% 21.33/3.77  thf(zip_derived_cl967, plain, ( (ssNder1_0)),
% 21.33/3.77      inference('cnf', [status(esa)], [zf_stmt_1])).
% 21.33/3.77  thf(zip_derived_cl973, plain, (![X0 : $i]:  (ssNder1_1r1 @ X0)),
% 21.33/3.77      inference('demod', [status(thm)], [zip_derived_cl966, zip_derived_cl967])).
% 21.33/3.77  thf(zip_derived_cl974, plain,
% 21.33/3.77      (![X0 : $i, X1 : $i]:  (ssNder1_2r1r1 @ X0 @ X1)),
% 21.33/3.77      inference('demod', [status(thm)],
% 21.33/3.77                [zip_derived_cl965, zip_derived_cl967, zip_derived_cl973])).
% 21.33/3.77  thf(zip_derived_cl979, plain,
% 21.33/3.77      (![X0 : $i, X1 : $i, X2 : $i]:  (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)),
% 21.33/3.77      inference('demod', [status(thm)],
% 21.33/3.77                [zip_derived_cl954, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.77                 zip_derived_cl974])).
% 21.33/3.77  thf(zip_derived_cl999, plain,
% 21.33/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 21.33/3.77          (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)),
% 21.33/3.77      inference('demod', [status(thm)],
% 21.33/3.77                [zip_derived_cl946, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.77                 zip_derived_cl974, zip_derived_cl979])).
% 21.33/3.77  thf(zip_derived_cl1024, plain,
% 21.33/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 21.33/3.77          (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)),
% 21.33/3.77      inference('demod', [status(thm)],
% 21.33/3.77                [zip_derived_cl931, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.77                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999])).
% 21.33/3.77  thf(zip_derived_cl1051, plain,
% 21.33/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 21.33/3.77          (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)),
% 21.33/3.77      inference('demod', [status(thm)],
% 21.33/3.77                [zip_derived_cl917, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.77                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.77                 zip_derived_cl1024])).
% 21.33/3.77  thf(zip_derived_cl1077, plain,
% 21.33/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i]:
% 21.33/3.77          (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)),
% 21.33/3.77      inference('demod', [status(thm)],
% 21.33/3.77                [zip_derived_cl900, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.77                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.77                 zip_derived_cl1024, zip_derived_cl1051])).
% 21.33/3.77  thf(zip_derived_cl1115, plain,
% 21.33/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, X7 : $i]:
% 21.33/3.77          (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7)),
% 21.33/3.77      inference('demod', [status(thm)],
% 21.33/3.77                [zip_derived_cl879, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.77                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.77                 zip_derived_cl1024, zip_derived_cl1051, zip_derived_cl1077])).
% 21.33/3.77  thf(zip_derived_cl1151, plain,
% 21.33/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.77         X7 : $i, X8 : $i]:
% 21.33/3.77          (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 21.33/3.77           X7 @ X8)),
% 21.33/3.77      inference('demod', [status(thm)],
% 21.33/3.77                [zip_derived_cl857, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.77                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.77                 zip_derived_cl1024, zip_derived_cl1051, zip_derived_cl1077, 
% 21.33/3.77                 zip_derived_cl1115])).
% 21.33/3.77  thf(zip_derived_cl1200, plain,
% 21.33/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.77         X7 : $i, X8 : $i, X9 : $i]:
% 21.33/3.77          (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 21.33/3.77           X7 @ X8 @ X9)),
% 21.33/3.77      inference('demod', [status(thm)],
% 21.33/3.77                [zip_derived_cl830, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.77                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.77                 zip_derived_cl1024, zip_derived_cl1051, zip_derived_cl1077, 
% 21.33/3.77                 zip_derived_cl1115, zip_derived_cl1151])).
% 21.33/3.77  thf(zip_derived_cl1243, plain,
% 21.33/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.77         X7 : $i, X8 : $i, X9 : $i, X10 : $i]:
% 21.33/3.77          (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 21.33/3.77           X6 @ X7 @ X8 @ X9 @ X10)),
% 21.33/3.77      inference('demod', [status(thm)],
% 21.33/3.77                [zip_derived_cl803, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.77                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.77                 zip_derived_cl1024, zip_derived_cl1051, zip_derived_cl1077, 
% 21.33/3.77                 zip_derived_cl1115, zip_derived_cl1151, zip_derived_cl1200])).
% 21.33/3.77  thf(zip_derived_cl1302, plain,
% 21.33/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.77         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i]:
% 21.33/3.77          (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 21.33/3.77           X6 @ X7 @ X8 @ X9 @ X10 @ X11)),
% 21.33/3.77      inference('demod', [status(thm)],
% 21.33/3.77                [zip_derived_cl777, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.77                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.77                 zip_derived_cl1024, zip_derived_cl1051, zip_derived_cl1077, 
% 21.33/3.77                 zip_derived_cl1115, zip_derived_cl1151, zip_derived_cl1200, 
% 21.33/3.77                 zip_derived_cl1243])).
% 21.33/3.77  thf(zip_derived_cl1364, plain,
% 21.33/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.77         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i]:
% 21.33/3.77          (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 21.33/3.77           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)),
% 21.33/3.77      inference('demod', [status(thm)],
% 21.33/3.77                [zip_derived_cl742, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.77                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.77                 zip_derived_cl1024, zip_derived_cl1051, zip_derived_cl1077, 
% 21.33/3.77                 zip_derived_cl1115, zip_derived_cl1151, zip_derived_cl1200, 
% 21.33/3.77                 zip_derived_cl1243, zip_derived_cl1302])).
% 21.33/3.77  thf(zip_derived_cl1429, plain,
% 21.33/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.77         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i]:
% 21.33/3.77          (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 21.33/3.77           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)),
% 21.33/3.77      inference('demod', [status(thm)],
% 21.33/3.77                [zip_derived_cl712, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.77                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.77                 zip_derived_cl1024, zip_derived_cl1051, zip_derived_cl1077, 
% 21.33/3.77                 zip_derived_cl1115, zip_derived_cl1151, zip_derived_cl1200, 
% 21.33/3.77                 zip_derived_cl1243, zip_derived_cl1302, zip_derived_cl1364])).
% 21.33/3.77  thf(zip_derived_cl1494, plain,
% 21.33/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.77         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 21.33/3.77         X14 : $i]:
% 21.33/3.77          (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 21.33/3.77           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)),
% 21.33/3.77      inference('demod', [status(thm)],
% 21.33/3.77                [zip_derived_cl677, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.77                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.77                 zip_derived_cl1024, zip_derived_cl1051, zip_derived_cl1077, 
% 21.33/3.77                 zip_derived_cl1115, zip_derived_cl1151, zip_derived_cl1200, 
% 21.33/3.77                 zip_derived_cl1243, zip_derived_cl1302, zip_derived_cl1364, 
% 21.33/3.77                 zip_derived_cl1429])).
% 21.33/3.77  thf(zip_derived_cl1555, plain,
% 21.33/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.77         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 21.33/3.77         X14 : $i, X15 : $i]:
% 21.33/3.77          (ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 21.33/3.77           X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15)),
% 21.33/3.77      inference('demod', [status(thm)],
% 21.33/3.77                [zip_derived_cl635, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.77                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.77                 zip_derived_cl1024, zip_derived_cl1051, zip_derived_cl1077, 
% 21.33/3.77                 zip_derived_cl1115, zip_derived_cl1151, zip_derived_cl1200, 
% 21.33/3.77                 zip_derived_cl1243, zip_derived_cl1302, zip_derived_cl1364, 
% 21.33/3.77                 zip_derived_cl1429, zip_derived_cl1494])).
% 21.33/3.77  thf(zip_derived_cl1613, plain,
% 21.33/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.77         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 21.33/3.77         X14 : $i, X15 : $i, X16 : $i]:
% 21.33/3.77          (ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 21.33/3.77           X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ 
% 21.33/3.77           X16)),
% 21.33/3.77      inference('demod', [status(thm)],
% 21.33/3.77                [zip_derived_cl601, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.77                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.77                 zip_derived_cl1024, zip_derived_cl1051, zip_derived_cl1077, 
% 21.33/3.77                 zip_derived_cl1115, zip_derived_cl1151, zip_derived_cl1200, 
% 21.33/3.77                 zip_derived_cl1243, zip_derived_cl1302, zip_derived_cl1364, 
% 21.33/3.77                 zip_derived_cl1429, zip_derived_cl1494, zip_derived_cl1555])).
% 21.33/3.77  thf(zip_derived_cl1683, plain,
% 21.33/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.77         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 21.33/3.77         X14 : $i, X15 : $i, X16 : $i, X17 : $i]:
% 21.33/3.77          (ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 21.33/3.77           X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 21.33/3.77           X15 @ X16 @ X17)),
% 21.33/3.77      inference('demod', [status(thm)],
% 21.33/3.77                [zip_derived_cl564, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.77                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.77                 zip_derived_cl1024, zip_derived_cl1051, zip_derived_cl1077, 
% 21.33/3.77                 zip_derived_cl1115, zip_derived_cl1151, zip_derived_cl1200, 
% 21.33/3.77                 zip_derived_cl1243, zip_derived_cl1302, zip_derived_cl1364, 
% 21.33/3.77                 zip_derived_cl1429, zip_derived_cl1494, zip_derived_cl1555, 
% 21.33/3.77                 zip_derived_cl1613])).
% 21.33/3.77  thf(zip_derived_cl1752, plain,
% 21.33/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.77         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 21.33/3.77         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i]:
% 21.33/3.77          (ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 21.33/3.77           X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 21.33/3.77           X15 @ X16 @ X17 @ X18)),
% 21.33/3.77      inference('demod', [status(thm)],
% 21.33/3.77                [zip_derived_cl522, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.77                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.77                 zip_derived_cl1024, zip_derived_cl1051, zip_derived_cl1077, 
% 21.33/3.77                 zip_derived_cl1115, zip_derived_cl1151, zip_derived_cl1200, 
% 21.33/3.77                 zip_derived_cl1243, zip_derived_cl1302, zip_derived_cl1364, 
% 21.33/3.77                 zip_derived_cl1429, zip_derived_cl1494, zip_derived_cl1555, 
% 21.33/3.77                 zip_derived_cl1613, zip_derived_cl1683])).
% 21.33/3.77  thf(zip_derived_cl1822, plain,
% 21.33/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.77         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 21.33/3.77         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i]:
% 21.33/3.77          (ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 21.33/3.77           X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 21.33/3.77           X15 @ X16 @ X17 @ X18 @ X19)),
% 21.33/3.77      inference('demod', [status(thm)],
% 21.33/3.77                [zip_derived_cl478, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.77                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.77                 zip_derived_cl1024, zip_derived_cl1051, zip_derived_cl1077, 
% 21.33/3.77                 zip_derived_cl1115, zip_derived_cl1151, zip_derived_cl1200, 
% 21.33/3.77                 zip_derived_cl1243, zip_derived_cl1302, zip_derived_cl1364, 
% 21.33/3.77                 zip_derived_cl1429, zip_derived_cl1494, zip_derived_cl1555, 
% 21.33/3.77                 zip_derived_cl1613, zip_derived_cl1683, zip_derived_cl1752])).
% 21.33/3.77  thf(zip_derived_cl1890, plain,
% 21.33/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.77         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 21.33/3.77         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i]:
% 21.33/3.77          (ssNder1_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 21.33/3.77           X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 21.33/3.77           X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20)),
% 21.33/3.77      inference('demod', [status(thm)],
% 21.33/3.77                [zip_derived_cl432, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.77                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.77                 zip_derived_cl1024, zip_derived_cl1051, zip_derived_cl1077, 
% 21.33/3.77                 zip_derived_cl1115, zip_derived_cl1151, zip_derived_cl1200, 
% 21.33/3.77                 zip_derived_cl1243, zip_derived_cl1302, zip_derived_cl1364, 
% 21.33/3.77                 zip_derived_cl1429, zip_derived_cl1494, zip_derived_cl1555, 
% 21.33/3.77                 zip_derived_cl1613, zip_derived_cl1683, zip_derived_cl1752, 
% 21.33/3.77                 zip_derived_cl1822])).
% 21.33/3.77  thf(zip_derived_cl1988, plain,
% 21.33/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.77         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 21.33/3.77         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i, 
% 21.33/3.77         X21 : $i]:
% 21.33/3.77         ( (ssPv19_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 21.33/3.77            X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 21.33/3.77            X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21)
% 21.33/3.77          | ~ (ssPv19_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 21.33/3.77               X6 @ X7 @ X8 @ X9))),
% 21.33/3.77      inference('demod', [status(thm)],
% 21.33/3.77                [zip_derived_cl365, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.77                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.77                 zip_derived_cl1024, zip_derived_cl1051, zip_derived_cl1077, 
% 21.33/3.77                 zip_derived_cl1115, zip_derived_cl1151, zip_derived_cl1200, 
% 21.33/3.77                 zip_derived_cl1243, zip_derived_cl1302, zip_derived_cl1364, 
% 21.33/3.77                 zip_derived_cl1429, zip_derived_cl1494, zip_derived_cl1555, 
% 21.33/3.77                 zip_derived_cl1613, zip_derived_cl1683, zip_derived_cl1752, 
% 21.33/3.77                 zip_derived_cl1822, zip_derived_cl1890])).
% 21.33/3.77  thf(zip_derived_cl1893, plain,
% 21.33/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.77         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 21.33/3.77         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i]:
% 21.33/3.77          (ssPv7_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 21.33/3.77           X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 21.33/3.77           X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ skc28)),
% 21.33/3.77      inference('demod', [status(thm)],
% 21.33/3.77                [zip_derived_cl431, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.77                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.77                 zip_derived_cl1024, zip_derived_cl1051, zip_derived_cl1077, 
% 21.33/3.77                 zip_derived_cl1115, zip_derived_cl1151, zip_derived_cl1200, 
% 21.33/3.77                 zip_derived_cl1243, zip_derived_cl1302, zip_derived_cl1364, 
% 21.33/3.77                 zip_derived_cl1429, zip_derived_cl1494, zip_derived_cl1555, 
% 21.33/3.77                 zip_derived_cl1613, zip_derived_cl1683, zip_derived_cl1752, 
% 21.33/3.77                 zip_derived_cl1822])).
% 21.33/3.77  thf(clause596, conjecture,
% 21.33/3.77    (~( ( ssPv22_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.77          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 21.33/3.77          X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 ) | 
% 21.33/3.77        ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 21.33/3.77        ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 21.33/3.77        ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 21.33/3.77        ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 21.33/3.77        ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 21.33/3.77        ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 21.33/3.77        ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 21.33/3.77        ( ~( ssPv22_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 21.33/3.77        ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 21.33/3.77        ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 21.33/3.77        ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.77             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 21.33/3.77        ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.77             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 21.33/3.77        ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.77             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 21.33/3.77        ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.77             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 21.33/3.77        ( ~( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.77             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) | 
% 21.33/3.77        ( ~( ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.77             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) ) | 
% 21.33/3.77        ( ~( ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.77             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 21.33/3.77             X9 @ X10 ) ) | 
% 21.33/3.77        ( ~( ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.77             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 21.33/3.77             X9 @ X10 @ X11 ) ) | 
% 21.33/3.77        ( ~( ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.77             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 21.33/3.77             X9 @ X10 @ X11 @ X12 ) ) | 
% 21.33/3.77        ( ~( ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.77             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 21.33/3.77             X9 @ X10 @ X11 @ X12 @ X13 ) ) | 
% 21.33/3.77        ( ~( ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.77             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 21.33/3.77             X9 @ X10 @ X11 @ X12 @ X13 @ X14 ) ) | 
% 21.33/3.77        ( ~( ssNder1_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.77             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 21.33/3.77             X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 ) ) ))).
% 21.33/3.77  thf(zf_stmt_47, negated_conjecture,
% 21.33/3.77    (( ssPv22_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.77       U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 21.33/3.77       X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 ) | 
% 21.33/3.77     ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 21.33/3.77     ( ~( ssNder1_2r1r1 @ U @ V ) ) | ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 21.33/3.77     ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 21.33/3.77     ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 21.33/3.77     ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 21.33/3.77     ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 21.33/3.77     ( ~( ssPv22_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 21.33/3.77     ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 21.33/3.77     ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 21.33/3.77     ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.77          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 21.33/3.77     ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.77          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 21.33/3.77     ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.77          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 21.33/3.77     ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.77          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 21.33/3.77     ( ~( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.77          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) | 
% 21.33/3.77     ( ~( ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.77          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) ) | 
% 21.33/3.77     ( ~( ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.77          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 21.33/3.77          X10 ) ) | 
% 21.33/3.77     ( ~( ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.77          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 21.33/3.77          X10 @ X11 ) ) | 
% 21.33/3.77     ( ~( ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.77          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 21.33/3.77          X10 @ X11 @ X12 ) ) | 
% 21.33/3.77     ( ~( ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.77          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 21.33/3.77          X10 @ X11 @ X12 @ X13 ) ) | 
% 21.33/3.77     ( ~( ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.77          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 21.33/3.77          X10 @ X11 @ X12 @ X13 @ X14 ) ) | 
% 21.33/3.77     ( ~( ssNder1_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.77          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 21.33/3.77          X10 @ X11 @ X12 @ X13 @ X14 @ X15 ) )),
% 21.33/3.77    inference('cnf.neg', [status(esa)], [clause596])).
% 21.33/3.77  thf(zip_derived_cl372, plain,
% 21.33/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.77         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 21.33/3.77         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i, 
% 21.33/3.77         X21 : $i]:
% 21.33/3.77         ( (ssPv22_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 21.33/3.77            X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 21.33/3.77            X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21)
% 21.33/3.77          | ~ (ssNder1_0)
% 21.33/3.77          | ~ (ssNder1_1r1 @ X0)
% 21.33/3.77          | ~ (ssNder1_2r1r1 @ X0 @ X1)
% 21.33/3.77          | ~ (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)
% 21.33/3.77          | ~ (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)
% 21.33/3.77          | ~ (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)
% 21.33/3.77          | ~ (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)
% 21.33/3.77          | ~ (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)
% 21.33/3.77          | ~ (ssPv22_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)
% 21.33/3.77          | ~ (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 21.33/3.77               X7)
% 21.33/3.77          | ~ (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 21.33/3.77               X6 @ X7 @ X8)
% 21.33/3.77          | ~ (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 21.33/3.77               X6 @ X7 @ X8 @ X9)
% 21.33/3.77          | ~ (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 21.33/3.77               X5 @ X6 @ X7 @ X8 @ X9 @ X10)
% 21.33/3.77          | ~ (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 21.33/3.77               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11)
% 21.33/3.77          | ~ (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 21.33/3.77               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)
% 21.33/3.77          | ~ (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 21.33/3.77               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)
% 21.33/3.77          | ~ (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 21.33/3.77               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)
% 21.33/3.77          | ~ (ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 21.33/3.77               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 21.33/3.77               X14 @ X15)
% 21.33/3.77          | ~ (ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 21.33/3.77               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 21.33/3.77               X14 @ X15 @ X16)
% 21.33/3.77          | ~ (ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 21.33/3.77               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 21.33/3.77               X14 @ X15 @ X16 @ X17)
% 21.33/3.77          | ~ (ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 21.33/3.77               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 21.33/3.77               X14 @ X15 @ X16 @ X17 @ X18)
% 21.33/3.77          | ~ (ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 21.33/3.77               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 21.33/3.77               X14 @ X15 @ X16 @ X17 @ X18 @ X19)
% 21.33/3.77          | ~ (ssNder1_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 21.33/3.77               X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 21.33/3.77               X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20))),
% 21.33/3.77      inference('cnf', [status(esa)], [zf_stmt_47])).
% 21.33/3.77  thf(zip_derived_cl967, plain, ( (ssNder1_0)),
% 21.33/3.77      inference('cnf', [status(esa)], [zf_stmt_1])).
% 21.33/3.77  thf(zip_derived_cl973, plain, (![X0 : $i]:  (ssNder1_1r1 @ X0)),
% 21.33/3.77      inference('demod', [status(thm)], [zip_derived_cl966, zip_derived_cl967])).
% 21.33/3.77  thf(zip_derived_cl974, plain,
% 21.33/3.77      (![X0 : $i, X1 : $i]:  (ssNder1_2r1r1 @ X0 @ X1)),
% 21.33/3.77      inference('demod', [status(thm)],
% 21.33/3.77                [zip_derived_cl965, zip_derived_cl967, zip_derived_cl973])).
% 21.33/3.77  thf(zip_derived_cl979, plain,
% 21.33/3.77      (![X0 : $i, X1 : $i, X2 : $i]:  (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)),
% 21.33/3.77      inference('demod', [status(thm)],
% 21.33/3.77                [zip_derived_cl954, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.77                 zip_derived_cl974])).
% 21.33/3.77  thf(zip_derived_cl999, plain,
% 21.33/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 21.33/3.77          (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)),
% 21.33/3.77      inference('demod', [status(thm)],
% 21.33/3.77                [zip_derived_cl946, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.77                 zip_derived_cl974, zip_derived_cl979])).
% 21.33/3.77  thf(zip_derived_cl1024, plain,
% 21.33/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 21.33/3.77          (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)),
% 21.33/3.77      inference('demod', [status(thm)],
% 21.33/3.77                [zip_derived_cl931, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.77                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999])).
% 21.33/3.77  thf(zip_derived_cl1051, plain,
% 21.33/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 21.33/3.77          (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)),
% 21.33/3.77      inference('demod', [status(thm)],
% 21.33/3.77                [zip_derived_cl917, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.77                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.77                 zip_derived_cl1024])).
% 21.33/3.77  thf(zip_derived_cl1077, plain,
% 21.33/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i]:
% 21.33/3.77          (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)),
% 21.33/3.77      inference('demod', [status(thm)],
% 21.33/3.77                [zip_derived_cl900, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.77                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.77                 zip_derived_cl1024, zip_derived_cl1051])).
% 21.33/3.77  thf(zip_derived_cl1115, plain,
% 21.33/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, X7 : $i]:
% 21.33/3.77          (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7)),
% 21.33/3.77      inference('demod', [status(thm)],
% 21.33/3.77                [zip_derived_cl879, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.77                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.77                 zip_derived_cl1024, zip_derived_cl1051, zip_derived_cl1077])).
% 21.33/3.77  thf(zip_derived_cl1151, plain,
% 21.33/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.77         X7 : $i, X8 : $i]:
% 21.33/3.77          (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 21.33/3.77           X7 @ X8)),
% 21.33/3.77      inference('demod', [status(thm)],
% 21.33/3.77                [zip_derived_cl857, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.77                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.77                 zip_derived_cl1024, zip_derived_cl1051, zip_derived_cl1077, 
% 21.33/3.77                 zip_derived_cl1115])).
% 21.33/3.77  thf(zip_derived_cl1200, plain,
% 21.33/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.77         X7 : $i, X8 : $i, X9 : $i]:
% 21.33/3.77          (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 21.33/3.77           X7 @ X8 @ X9)),
% 21.33/3.77      inference('demod', [status(thm)],
% 21.33/3.77                [zip_derived_cl830, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.77                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.77                 zip_derived_cl1024, zip_derived_cl1051, zip_derived_cl1077, 
% 21.33/3.77                 zip_derived_cl1115, zip_derived_cl1151])).
% 21.33/3.77  thf(zip_derived_cl1243, plain,
% 21.33/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.77         X7 : $i, X8 : $i, X9 : $i, X10 : $i]:
% 21.33/3.77          (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 21.33/3.77           X6 @ X7 @ X8 @ X9 @ X10)),
% 21.33/3.77      inference('demod', [status(thm)],
% 21.33/3.77                [zip_derived_cl803, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.77                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.77                 zip_derived_cl1024, zip_derived_cl1051, zip_derived_cl1077, 
% 21.33/3.77                 zip_derived_cl1115, zip_derived_cl1151, zip_derived_cl1200])).
% 21.33/3.77  thf(zip_derived_cl1302, plain,
% 21.33/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.77         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i]:
% 21.33/3.77          (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 21.33/3.77           X6 @ X7 @ X8 @ X9 @ X10 @ X11)),
% 21.33/3.77      inference('demod', [status(thm)],
% 21.33/3.77                [zip_derived_cl777, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.77                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.77                 zip_derived_cl1024, zip_derived_cl1051, zip_derived_cl1077, 
% 21.33/3.77                 zip_derived_cl1115, zip_derived_cl1151, zip_derived_cl1200, 
% 21.33/3.77                 zip_derived_cl1243])).
% 21.33/3.77  thf(zip_derived_cl1364, plain,
% 21.33/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.77         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i]:
% 21.33/3.77          (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 21.33/3.77           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)),
% 21.33/3.77      inference('demod', [status(thm)],
% 21.33/3.77                [zip_derived_cl742, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.77                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.77                 zip_derived_cl1024, zip_derived_cl1051, zip_derived_cl1077, 
% 21.33/3.77                 zip_derived_cl1115, zip_derived_cl1151, zip_derived_cl1200, 
% 21.33/3.77                 zip_derived_cl1243, zip_derived_cl1302])).
% 21.33/3.77  thf(zip_derived_cl1429, plain,
% 21.33/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.77         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i]:
% 21.33/3.77          (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 21.33/3.77           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)),
% 21.33/3.77      inference('demod', [status(thm)],
% 21.33/3.77                [zip_derived_cl712, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.77                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.77                 zip_derived_cl1024, zip_derived_cl1051, zip_derived_cl1077, 
% 21.33/3.77                 zip_derived_cl1115, zip_derived_cl1151, zip_derived_cl1200, 
% 21.33/3.77                 zip_derived_cl1243, zip_derived_cl1302, zip_derived_cl1364])).
% 21.33/3.77  thf(zip_derived_cl1494, plain,
% 21.33/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.77         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 21.33/3.77         X14 : $i]:
% 21.33/3.77          (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 21.33/3.77           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)),
% 21.33/3.77      inference('demod', [status(thm)],
% 21.33/3.77                [zip_derived_cl677, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.77                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.77                 zip_derived_cl1024, zip_derived_cl1051, zip_derived_cl1077, 
% 21.33/3.77                 zip_derived_cl1115, zip_derived_cl1151, zip_derived_cl1200, 
% 21.33/3.77                 zip_derived_cl1243, zip_derived_cl1302, zip_derived_cl1364, 
% 21.33/3.77                 zip_derived_cl1429])).
% 21.33/3.77  thf(zip_derived_cl1555, plain,
% 21.33/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.77         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 21.33/3.77         X14 : $i, X15 : $i]:
% 21.33/3.77          (ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 21.33/3.77           X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15)),
% 21.33/3.77      inference('demod', [status(thm)],
% 21.33/3.77                [zip_derived_cl635, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.77                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.77                 zip_derived_cl1024, zip_derived_cl1051, zip_derived_cl1077, 
% 21.33/3.77                 zip_derived_cl1115, zip_derived_cl1151, zip_derived_cl1200, 
% 21.33/3.77                 zip_derived_cl1243, zip_derived_cl1302, zip_derived_cl1364, 
% 21.33/3.77                 zip_derived_cl1429, zip_derived_cl1494])).
% 21.33/3.77  thf(zip_derived_cl1613, plain,
% 21.33/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.77         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 21.33/3.77         X14 : $i, X15 : $i, X16 : $i]:
% 21.33/3.77          (ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 21.33/3.77           X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ 
% 21.33/3.77           X16)),
% 21.33/3.77      inference('demod', [status(thm)],
% 21.33/3.77                [zip_derived_cl601, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.77                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.77                 zip_derived_cl1024, zip_derived_cl1051, zip_derived_cl1077, 
% 21.33/3.77                 zip_derived_cl1115, zip_derived_cl1151, zip_derived_cl1200, 
% 21.33/3.77                 zip_derived_cl1243, zip_derived_cl1302, zip_derived_cl1364, 
% 21.33/3.77                 zip_derived_cl1429, zip_derived_cl1494, zip_derived_cl1555])).
% 21.33/3.77  thf(zip_derived_cl1683, plain,
% 21.33/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.77         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 21.33/3.77         X14 : $i, X15 : $i, X16 : $i, X17 : $i]:
% 21.33/3.77          (ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 21.33/3.77           X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 21.33/3.77           X15 @ X16 @ X17)),
% 21.33/3.77      inference('demod', [status(thm)],
% 21.33/3.77                [zip_derived_cl564, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.77                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.77                 zip_derived_cl1024, zip_derived_cl1051, zip_derived_cl1077, 
% 21.33/3.77                 zip_derived_cl1115, zip_derived_cl1151, zip_derived_cl1200, 
% 21.33/3.77                 zip_derived_cl1243, zip_derived_cl1302, zip_derived_cl1364, 
% 21.33/3.77                 zip_derived_cl1429, zip_derived_cl1494, zip_derived_cl1555, 
% 21.33/3.77                 zip_derived_cl1613])).
% 21.33/3.77  thf(zip_derived_cl1752, plain,
% 21.33/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.77         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 21.33/3.77         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i]:
% 21.33/3.77          (ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 21.33/3.77           X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 21.33/3.77           X15 @ X16 @ X17 @ X18)),
% 21.33/3.77      inference('demod', [status(thm)],
% 21.33/3.77                [zip_derived_cl522, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.77                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.77                 zip_derived_cl1024, zip_derived_cl1051, zip_derived_cl1077, 
% 21.33/3.77                 zip_derived_cl1115, zip_derived_cl1151, zip_derived_cl1200, 
% 21.33/3.77                 zip_derived_cl1243, zip_derived_cl1302, zip_derived_cl1364, 
% 21.33/3.77                 zip_derived_cl1429, zip_derived_cl1494, zip_derived_cl1555, 
% 21.33/3.77                 zip_derived_cl1613, zip_derived_cl1683])).
% 21.33/3.77  thf(zip_derived_cl1822, plain,
% 21.33/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.77         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 21.33/3.77         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i]:
% 21.33/3.77          (ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 21.33/3.77           X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 21.33/3.77           X15 @ X16 @ X17 @ X18 @ X19)),
% 21.33/3.77      inference('demod', [status(thm)],
% 21.33/3.77                [zip_derived_cl478, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.77                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.77                 zip_derived_cl1024, zip_derived_cl1051, zip_derived_cl1077, 
% 21.33/3.77                 zip_derived_cl1115, zip_derived_cl1151, zip_derived_cl1200, 
% 21.33/3.77                 zip_derived_cl1243, zip_derived_cl1302, zip_derived_cl1364, 
% 21.33/3.77                 zip_derived_cl1429, zip_derived_cl1494, zip_derived_cl1555, 
% 21.33/3.77                 zip_derived_cl1613, zip_derived_cl1683, zip_derived_cl1752])).
% 21.33/3.77  thf(zip_derived_cl1890, plain,
% 21.33/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.77         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 21.33/3.77         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i]:
% 21.33/3.77          (ssNder1_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 21.33/3.77           X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 21.33/3.77           X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20)),
% 21.33/3.77      inference('demod', [status(thm)],
% 21.33/3.77                [zip_derived_cl432, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.77                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.77                 zip_derived_cl1024, zip_derived_cl1051, zip_derived_cl1077, 
% 21.33/3.77                 zip_derived_cl1115, zip_derived_cl1151, zip_derived_cl1200, 
% 21.33/3.77                 zip_derived_cl1243, zip_derived_cl1302, zip_derived_cl1364, 
% 21.33/3.77                 zip_derived_cl1429, zip_derived_cl1494, zip_derived_cl1555, 
% 21.33/3.77                 zip_derived_cl1613, zip_derived_cl1683, zip_derived_cl1752, 
% 21.33/3.77                 zip_derived_cl1822])).
% 21.33/3.77  thf(zip_derived_cl1979, plain,
% 21.33/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.77         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 21.33/3.77         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i, 
% 21.33/3.77         X21 : $i]:
% 21.33/3.77         ( (ssPv22_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 21.33/3.77            X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 21.33/3.77            X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21)
% 21.33/3.77          | ~ (ssPv22_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6))),
% 21.33/3.77      inference('demod', [status(thm)],
% 21.33/3.77                [zip_derived_cl372, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.77                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.77                 zip_derived_cl1024, zip_derived_cl1051, zip_derived_cl1077, 
% 21.33/3.77                 zip_derived_cl1115, zip_derived_cl1151, zip_derived_cl1200, 
% 21.33/3.77                 zip_derived_cl1243, zip_derived_cl1302, zip_derived_cl1364, 
% 21.33/3.77                 zip_derived_cl1429, zip_derived_cl1494, zip_derived_cl1555, 
% 21.33/3.77                 zip_derived_cl1613, zip_derived_cl1683, zip_derived_cl1752, 
% 21.33/3.77                 zip_derived_cl1822, zip_derived_cl1890])).
% 21.33/3.77  thf(clause725, conjecture,
% 21.33/3.77    (~( ( ssPv25_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.77          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 21.33/3.77          X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 ) | 
% 21.33/3.77        ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 21.33/3.77        ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 21.33/3.77        ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 21.33/3.77        ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 21.33/3.77        ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 21.33/3.77        ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 21.33/3.77        ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 21.33/3.77        ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 21.33/3.77        ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 21.33/3.77        ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.77             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 21.33/3.77        ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.77             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 21.33/3.77        ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.77             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 21.33/3.77        ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.77             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 21.33/3.77        ( ~( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.77             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) | 
% 21.33/3.77        ( ~( ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.77             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) ) | 
% 21.33/3.77        ( ~( ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.77             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 21.33/3.77             X9 @ X10 ) ) | 
% 21.33/3.77        ( ~( ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.77             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 21.33/3.77             X9 @ X10 @ X11 ) ) | 
% 21.33/3.77        ( ~( ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.77             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 21.33/3.77             X9 @ X10 @ X11 @ X12 ) ) | 
% 21.33/3.77        ( ~( ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.77             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 21.33/3.77             X9 @ X10 @ X11 @ X12 @ X13 ) ) | 
% 21.33/3.77        ( ~( ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.77             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 21.33/3.77             X9 @ X10 @ X11 @ X12 @ X13 @ X14 ) ) | 
% 21.33/3.77        ( ~( ssNder1_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.77             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 21.33/3.77             X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 ) ) | 
% 21.33/3.77        ( ~( ssPv22_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.77             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 21.33/3.77             X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 ) ) | 
% 21.33/3.77        ( ~( ssPv19_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.77             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 21.33/3.77             X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 ) ) | 
% 21.33/3.77        ( ~( ssPv7_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.77             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 21.33/3.77             X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 ) ) ))).
% 21.33/3.77  thf(zf_stmt_48, negated_conjecture,
% 21.33/3.77    (( ssPv25_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.77       U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 21.33/3.77       X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 ) | 
% 21.33/3.77     ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 21.33/3.77     ( ~( ssNder1_2r1r1 @ U @ V ) ) | ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 21.33/3.77     ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 21.33/3.77     ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 21.33/3.77     ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 21.33/3.77     ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 21.33/3.77     ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 21.33/3.77     ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 21.33/3.77     ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.77          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 21.33/3.77     ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.77          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 21.33/3.77     ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.77          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 21.33/3.77     ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.77          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 21.33/3.77     ( ~( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.77          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) | 
% 21.33/3.77     ( ~( ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.77          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) ) | 
% 21.33/3.77     ( ~( ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.77          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 21.33/3.77          X10 ) ) | 
% 21.33/3.77     ( ~( ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.77          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 21.33/3.77          X10 @ X11 ) ) | 
% 21.33/3.77     ( ~( ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.77          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 21.33/3.77          X10 @ X11 @ X12 ) ) | 
% 21.33/3.77     ( ~( ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.77          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 21.33/3.77          X10 @ X11 @ X12 @ X13 ) ) | 
% 21.33/3.77     ( ~( ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.77          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 21.33/3.77          X10 @ X11 @ X12 @ X13 @ X14 ) ) | 
% 21.33/3.77     ( ~( ssNder1_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.77          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 21.33/3.77          X10 @ X11 @ X12 @ X13 @ X14 @ X15 ) ) | 
% 21.33/3.77     ( ~( ssPv22_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.77          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 21.33/3.77          X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 ) ) | 
% 21.33/3.77     ( ~( ssPv19_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.77          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 21.33/3.77          X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 ) ) | 
% 21.33/3.77     ( ~( ssPv7_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.77          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 21.33/3.77          X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 ) )),
% 21.33/3.77    inference('cnf.neg', [status(esa)], [clause725])).
% 21.33/3.77  thf(zip_derived_cl243, plain,
% 21.33/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.77         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 21.33/3.77         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i, 
% 21.33/3.77         X21 : $i]:
% 21.33/3.77         ( (ssPv25_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 21.33/3.77            X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 21.33/3.77            X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21)
% 21.33/3.77          | ~ (ssNder1_0)
% 21.33/3.77          | ~ (ssNder1_1r1 @ X0)
% 21.33/3.77          | ~ (ssNder1_2r1r1 @ X0 @ X1)
% 21.33/3.77          | ~ (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)
% 21.33/3.77          | ~ (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)
% 21.33/3.77          | ~ (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)
% 21.33/3.77          | ~ (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)
% 21.33/3.77          | ~ (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)
% 21.33/3.77          | ~ (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 21.33/3.77               X7)
% 21.33/3.77          | ~ (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 21.33/3.77               X6 @ X7 @ X8)
% 21.33/3.77          | ~ (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 21.33/3.77               X6 @ X7 @ X8 @ X9)
% 21.33/3.77          | ~ (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 21.33/3.77               X5 @ X6 @ X7 @ X8 @ X9 @ X10)
% 21.33/3.77          | ~ (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 21.33/3.77               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11)
% 21.33/3.77          | ~ (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 21.33/3.77               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)
% 21.33/3.77          | ~ (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 21.33/3.77               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)
% 21.33/3.77          | ~ (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 21.33/3.77               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)
% 21.33/3.77          | ~ (ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 21.33/3.77               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 21.33/3.77               X14 @ X15)
% 21.33/3.77          | ~ (ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 21.33/3.77               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 21.33/3.77               X14 @ X15 @ X16)
% 21.33/3.77          | ~ (ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 21.33/3.77               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 21.33/3.77               X14 @ X15 @ X16 @ X17)
% 21.33/3.77          | ~ (ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 21.33/3.77               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 21.33/3.77               X14 @ X15 @ X16 @ X17 @ X18)
% 21.33/3.77          | ~ (ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 21.33/3.77               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 21.33/3.77               X14 @ X15 @ X16 @ X17 @ X18 @ X19)
% 21.33/3.77          | ~ (ssNder1_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 21.33/3.77               X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 21.33/3.77               X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20)
% 21.33/3.77          | ~ (ssPv22_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 21.33/3.77               X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 21.33/3.77               X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21)
% 21.33/3.77          | ~ (ssPv19_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 21.33/3.77               X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 21.33/3.77               X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21)
% 21.33/3.77          | ~ (ssPv7_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 21.33/3.77               X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 21.33/3.77               X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21))),
% 21.33/3.77      inference('cnf', [status(esa)], [zf_stmt_48])).
% 21.33/3.77  thf(zip_derived_cl967, plain, ( (ssNder1_0)),
% 21.33/3.77      inference('cnf', [status(esa)], [zf_stmt_1])).
% 21.33/3.77  thf(zip_derived_cl973, plain, (![X0 : $i]:  (ssNder1_1r1 @ X0)),
% 21.33/3.77      inference('demod', [status(thm)], [zip_derived_cl966, zip_derived_cl967])).
% 21.33/3.77  thf(zip_derived_cl974, plain,
% 21.33/3.77      (![X0 : $i, X1 : $i]:  (ssNder1_2r1r1 @ X0 @ X1)),
% 21.33/3.77      inference('demod', [status(thm)],
% 21.33/3.77                [zip_derived_cl965, zip_derived_cl967, zip_derived_cl973])).
% 21.33/3.77  thf(zip_derived_cl979, plain,
% 21.33/3.77      (![X0 : $i, X1 : $i, X2 : $i]:  (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)),
% 21.33/3.77      inference('demod', [status(thm)],
% 21.33/3.77                [zip_derived_cl954, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.77                 zip_derived_cl974])).
% 21.33/3.77  thf(zip_derived_cl999, plain,
% 21.33/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 21.33/3.77          (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)),
% 21.33/3.77      inference('demod', [status(thm)],
% 21.33/3.77                [zip_derived_cl946, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.77                 zip_derived_cl974, zip_derived_cl979])).
% 21.33/3.77  thf(zip_derived_cl1024, plain,
% 21.33/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 21.33/3.77          (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)),
% 21.33/3.77      inference('demod', [status(thm)],
% 21.33/3.77                [zip_derived_cl931, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.77                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999])).
% 21.33/3.77  thf(zip_derived_cl1051, plain,
% 21.33/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 21.33/3.77          (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)),
% 21.33/3.77      inference('demod', [status(thm)],
% 21.33/3.77                [zip_derived_cl917, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.77                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.77                 zip_derived_cl1024])).
% 21.33/3.77  thf(zip_derived_cl1077, plain,
% 21.33/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i]:
% 21.33/3.77          (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)),
% 21.33/3.77      inference('demod', [status(thm)],
% 21.33/3.77                [zip_derived_cl900, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.77                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.77                 zip_derived_cl1024, zip_derived_cl1051])).
% 21.33/3.77  thf(zip_derived_cl1115, plain,
% 21.33/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, X7 : $i]:
% 21.33/3.77          (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7)),
% 21.33/3.77      inference('demod', [status(thm)],
% 21.33/3.77                [zip_derived_cl879, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.77                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.77                 zip_derived_cl1024, zip_derived_cl1051, zip_derived_cl1077])).
% 21.33/3.77  thf(zip_derived_cl1151, plain,
% 21.33/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.77         X7 : $i, X8 : $i]:
% 21.33/3.77          (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 21.33/3.77           X7 @ X8)),
% 21.33/3.77      inference('demod', [status(thm)],
% 21.33/3.77                [zip_derived_cl857, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.77                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.77                 zip_derived_cl1024, zip_derived_cl1051, zip_derived_cl1077, 
% 21.33/3.77                 zip_derived_cl1115])).
% 21.33/3.77  thf(zip_derived_cl1200, plain,
% 21.33/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.77         X7 : $i, X8 : $i, X9 : $i]:
% 21.33/3.77          (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 21.33/3.77           X7 @ X8 @ X9)),
% 21.33/3.77      inference('demod', [status(thm)],
% 21.33/3.77                [zip_derived_cl830, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.77                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.77                 zip_derived_cl1024, zip_derived_cl1051, zip_derived_cl1077, 
% 21.33/3.77                 zip_derived_cl1115, zip_derived_cl1151])).
% 21.33/3.77  thf(zip_derived_cl1243, plain,
% 21.33/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.77         X7 : $i, X8 : $i, X9 : $i, X10 : $i]:
% 21.33/3.77          (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 21.33/3.77           X6 @ X7 @ X8 @ X9 @ X10)),
% 21.33/3.77      inference('demod', [status(thm)],
% 21.33/3.77                [zip_derived_cl803, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.77                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.77                 zip_derived_cl1024, zip_derived_cl1051, zip_derived_cl1077, 
% 21.33/3.77                 zip_derived_cl1115, zip_derived_cl1151, zip_derived_cl1200])).
% 21.33/3.77  thf(zip_derived_cl1302, plain,
% 21.33/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.77         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i]:
% 21.33/3.77          (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 21.33/3.77           X6 @ X7 @ X8 @ X9 @ X10 @ X11)),
% 21.33/3.77      inference('demod', [status(thm)],
% 21.33/3.77                [zip_derived_cl777, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.77                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.77                 zip_derived_cl1024, zip_derived_cl1051, zip_derived_cl1077, 
% 21.33/3.77                 zip_derived_cl1115, zip_derived_cl1151, zip_derived_cl1200, 
% 21.33/3.77                 zip_derived_cl1243])).
% 21.33/3.77  thf(zip_derived_cl1364, plain,
% 21.33/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.77         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i]:
% 21.33/3.77          (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 21.33/3.77           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)),
% 21.33/3.77      inference('demod', [status(thm)],
% 21.33/3.77                [zip_derived_cl742, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.77                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.77                 zip_derived_cl1024, zip_derived_cl1051, zip_derived_cl1077, 
% 21.33/3.77                 zip_derived_cl1115, zip_derived_cl1151, zip_derived_cl1200, 
% 21.33/3.77                 zip_derived_cl1243, zip_derived_cl1302])).
% 21.33/3.77  thf(zip_derived_cl1429, plain,
% 21.33/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.77         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i]:
% 21.33/3.77          (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 21.33/3.77           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)),
% 21.33/3.77      inference('demod', [status(thm)],
% 21.33/3.77                [zip_derived_cl712, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.77                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.77                 zip_derived_cl1024, zip_derived_cl1051, zip_derived_cl1077, 
% 21.33/3.77                 zip_derived_cl1115, zip_derived_cl1151, zip_derived_cl1200, 
% 21.33/3.77                 zip_derived_cl1243, zip_derived_cl1302, zip_derived_cl1364])).
% 21.33/3.77  thf(zip_derived_cl1494, plain,
% 21.33/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.77         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 21.33/3.77         X14 : $i]:
% 21.33/3.77          (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 21.33/3.77           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)),
% 21.33/3.77      inference('demod', [status(thm)],
% 21.33/3.77                [zip_derived_cl677, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.77                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.77                 zip_derived_cl1024, zip_derived_cl1051, zip_derived_cl1077, 
% 21.33/3.77                 zip_derived_cl1115, zip_derived_cl1151, zip_derived_cl1200, 
% 21.33/3.77                 zip_derived_cl1243, zip_derived_cl1302, zip_derived_cl1364, 
% 21.33/3.77                 zip_derived_cl1429])).
% 21.33/3.77  thf(zip_derived_cl1555, plain,
% 21.33/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.77         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 21.33/3.77         X14 : $i, X15 : $i]:
% 21.33/3.77          (ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 21.33/3.77           X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15)),
% 21.33/3.77      inference('demod', [status(thm)],
% 21.33/3.77                [zip_derived_cl635, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.77                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.77                 zip_derived_cl1024, zip_derived_cl1051, zip_derived_cl1077, 
% 21.33/3.77                 zip_derived_cl1115, zip_derived_cl1151, zip_derived_cl1200, 
% 21.33/3.77                 zip_derived_cl1243, zip_derived_cl1302, zip_derived_cl1364, 
% 21.33/3.77                 zip_derived_cl1429, zip_derived_cl1494])).
% 21.33/3.77  thf(zip_derived_cl1613, plain,
% 21.33/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.77         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 21.33/3.77         X14 : $i, X15 : $i, X16 : $i]:
% 21.33/3.77          (ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 21.33/3.77           X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ 
% 21.33/3.77           X16)),
% 21.33/3.77      inference('demod', [status(thm)],
% 21.33/3.77                [zip_derived_cl601, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.77                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.77                 zip_derived_cl1024, zip_derived_cl1051, zip_derived_cl1077, 
% 21.33/3.77                 zip_derived_cl1115, zip_derived_cl1151, zip_derived_cl1200, 
% 21.33/3.77                 zip_derived_cl1243, zip_derived_cl1302, zip_derived_cl1364, 
% 21.33/3.77                 zip_derived_cl1429, zip_derived_cl1494, zip_derived_cl1555])).
% 21.33/3.77  thf(zip_derived_cl1683, plain,
% 21.33/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.77         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 21.33/3.77         X14 : $i, X15 : $i, X16 : $i, X17 : $i]:
% 21.33/3.77          (ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 21.33/3.77           X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 21.33/3.77           X15 @ X16 @ X17)),
% 21.33/3.77      inference('demod', [status(thm)],
% 21.33/3.77                [zip_derived_cl564, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.77                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.77                 zip_derived_cl1024, zip_derived_cl1051, zip_derived_cl1077, 
% 21.33/3.77                 zip_derived_cl1115, zip_derived_cl1151, zip_derived_cl1200, 
% 21.33/3.77                 zip_derived_cl1243, zip_derived_cl1302, zip_derived_cl1364, 
% 21.33/3.77                 zip_derived_cl1429, zip_derived_cl1494, zip_derived_cl1555, 
% 21.33/3.77                 zip_derived_cl1613])).
% 21.33/3.77  thf(zip_derived_cl1752, plain,
% 21.33/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.77         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 21.33/3.77         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i]:
% 21.33/3.77          (ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 21.33/3.77           X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 21.33/3.77           X15 @ X16 @ X17 @ X18)),
% 21.33/3.77      inference('demod', [status(thm)],
% 21.33/3.77                [zip_derived_cl522, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.77                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.77                 zip_derived_cl1024, zip_derived_cl1051, zip_derived_cl1077, 
% 21.33/3.77                 zip_derived_cl1115, zip_derived_cl1151, zip_derived_cl1200, 
% 21.33/3.77                 zip_derived_cl1243, zip_derived_cl1302, zip_derived_cl1364, 
% 21.33/3.77                 zip_derived_cl1429, zip_derived_cl1494, zip_derived_cl1555, 
% 21.33/3.77                 zip_derived_cl1613, zip_derived_cl1683])).
% 21.33/3.77  thf(zip_derived_cl1822, plain,
% 21.33/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.77         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 21.33/3.77         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i]:
% 21.33/3.77          (ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 21.33/3.77           X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 21.33/3.77           X15 @ X16 @ X17 @ X18 @ X19)),
% 21.33/3.77      inference('demod', [status(thm)],
% 21.33/3.77                [zip_derived_cl478, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.77                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.77                 zip_derived_cl1024, zip_derived_cl1051, zip_derived_cl1077, 
% 21.33/3.77                 zip_derived_cl1115, zip_derived_cl1151, zip_derived_cl1200, 
% 21.33/3.77                 zip_derived_cl1243, zip_derived_cl1302, zip_derived_cl1364, 
% 21.33/3.77                 zip_derived_cl1429, zip_derived_cl1494, zip_derived_cl1555, 
% 21.33/3.77                 zip_derived_cl1613, zip_derived_cl1683, zip_derived_cl1752])).
% 21.33/3.77  thf(zip_derived_cl1890, plain,
% 21.33/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.77         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 21.33/3.77         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i]:
% 21.33/3.77          (ssNder1_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 21.33/3.77           X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 21.33/3.77           X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20)),
% 21.33/3.77      inference('demod', [status(thm)],
% 21.33/3.77                [zip_derived_cl432, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.77                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.77                 zip_derived_cl1024, zip_derived_cl1051, zip_derived_cl1077, 
% 21.33/3.77                 zip_derived_cl1115, zip_derived_cl1151, zip_derived_cl1200, 
% 21.33/3.77                 zip_derived_cl1243, zip_derived_cl1302, zip_derived_cl1364, 
% 21.33/3.77                 zip_derived_cl1429, zip_derived_cl1494, zip_derived_cl1555, 
% 21.33/3.77                 zip_derived_cl1613, zip_derived_cl1683, zip_derived_cl1752, 
% 21.33/3.77                 zip_derived_cl1822])).
% 21.33/3.77  thf(zip_derived_cl2202, plain,
% 21.33/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.77         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 21.33/3.77         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i, 
% 21.33/3.77         X21 : $i]:
% 21.33/3.77         ( (ssPv25_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 21.33/3.77            X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 21.33/3.77            X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21)
% 21.33/3.77          | ~ (ssPv22_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 21.33/3.77               X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 21.33/3.77               X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21)
% 21.33/3.77          | ~ (ssPv19_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 21.33/3.77               X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 21.33/3.77               X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21)
% 21.33/3.77          | ~ (ssPv7_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 21.33/3.77               X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 21.33/3.77               X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21))),
% 21.33/3.77      inference('demod', [status(thm)],
% 21.33/3.77                [zip_derived_cl243, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.77                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.77                 zip_derived_cl1024, zip_derived_cl1051, zip_derived_cl1077, 
% 21.33/3.77                 zip_derived_cl1115, zip_derived_cl1151, zip_derived_cl1200, 
% 21.33/3.77                 zip_derived_cl1243, zip_derived_cl1302, zip_derived_cl1364, 
% 21.33/3.77                 zip_derived_cl1429, zip_derived_cl1494, zip_derived_cl1555, 
% 21.33/3.77                 zip_derived_cl1613, zip_derived_cl1683, zip_derived_cl1752, 
% 21.33/3.77                 zip_derived_cl1822, zip_derived_cl1890])).
% 21.33/3.77  thf(zip_derived_cl2203, plain,
% 21.33/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.77         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 21.33/3.77         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i, 
% 21.33/3.77         X21 : $i]:
% 21.33/3.77         (~ (ssPv22_7r1r1r1r1r1r1r1 @ X21 @ X20 @ X19 @ X18 @ X17 @ X16 @ X15)
% 21.33/3.77          | ~ (ssPv7_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X21 @ 
% 21.33/3.77               X20 @ X19 @ X18 @ X17 @ X16 @ X15 @ X14 @ X13 @ X12 @ X11 @ 
% 21.33/3.77               X10 @ X9 @ X8 @ X7 @ X6 @ X5 @ X4 @ X3 @ X2 @ X1 @ X0)
% 21.33/3.77          | ~ (ssPv19_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X21 @ 
% 21.33/3.77               X20 @ X19 @ X18 @ X17 @ X16 @ X15 @ X14 @ X13 @ X12 @ X11 @ 
% 21.33/3.77               X10 @ X9 @ X8 @ X7 @ X6 @ X5 @ X4 @ X3 @ X2 @ X1 @ X0)
% 21.33/3.77          |  (ssPv25_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X21 @ 
% 21.33/3.77              X20 @ X19 @ X18 @ X17 @ X16 @ X15 @ X14 @ X13 @ X12 @ X11 @ 
% 21.33/3.77              X10 @ X9 @ X8 @ X7 @ X6 @ X5 @ X4 @ X3 @ X2 @ X1 @ X0))),
% 21.33/3.77      inference('sup-', [status(thm)], [zip_derived_cl1979, zip_derived_cl2202])).
% 21.33/3.77  thf(zip_derived_cl2205, plain,
% 21.33/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.77         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 21.33/3.77         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i]:
% 21.33/3.77         ( (ssPv25_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X20 @ 
% 21.33/3.77            X19 @ X18 @ X17 @ X16 @ X15 @ X14 @ X13 @ X12 @ X11 @ X10 @ X9 @ 
% 21.33/3.77            X8 @ X7 @ X6 @ X5 @ X4 @ X3 @ X2 @ X1 @ X0 @ skc28)
% 21.33/3.77          | ~ (ssPv19_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X20 @ 
% 21.33/3.77               X19 @ X18 @ X17 @ X16 @ X15 @ X14 @ X13 @ X12 @ X11 @ X10 @ 
% 21.33/3.77               X9 @ X8 @ X7 @ X6 @ X5 @ X4 @ X3 @ X2 @ X1 @ X0 @ skc28)
% 21.33/3.77          | ~ (ssPv22_7r1r1r1r1r1r1r1 @ X20 @ X19 @ X18 @ X17 @ X16 @ X15 @ X14))),
% 21.33/3.77      inference('sup-', [status(thm)], [zip_derived_cl1893, zip_derived_cl2203])).
% 21.33/3.77  thf(zip_derived_cl2206, plain,
% 21.33/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.77         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 21.33/3.77         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i]:
% 21.33/3.77         (~ (ssPv19_10r1r1r1r1r1r1r1r1r1r1 @ X20 @ X19 @ X18 @ X17 @ X16 @ 
% 21.33/3.77             X15 @ X14 @ X13 @ X12 @ X11)
% 21.33/3.77          | ~ (ssPv22_7r1r1r1r1r1r1r1 @ X20 @ X19 @ X18 @ X17 @ X16 @ X15 @ X14)
% 21.33/3.77          |  (ssPv25_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X20 @ 
% 21.33/3.77              X19 @ X18 @ X17 @ X16 @ X15 @ X14 @ X13 @ X12 @ X11 @ X10 @ X9 @ 
% 21.33/3.77              X8 @ X7 @ X6 @ X5 @ X4 @ X3 @ X2 @ X1 @ X0 @ skc28))),
% 21.33/3.77      inference('sup-', [status(thm)], [zip_derived_cl1988, zip_derived_cl2205])).
% 21.33/3.77  thf(clause590, conjecture,
% 21.33/3.77    (~( ( ssPv25_4r1r1r1r1 @ U @ V @ W @ X ) | ( ~( ssNder1_0 ) ) | 
% 21.33/3.77        ( ~( ssNder1_1r1 @ U ) ) | ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 21.33/3.77        ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 21.33/3.77        ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 21.33/3.77        ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 21.33/3.77        ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 21.33/3.77        ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 21.33/3.77        ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 21.33/3.77        ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 21.33/3.77        ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.77             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 21.33/3.77        ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.77             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 21.33/3.77        ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.77             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 21.33/3.77        ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.77             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 21.33/3.77        ( ~( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.77             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) | 
% 21.33/3.77        ( ~( ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.77             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) ) | 
% 21.33/3.77        ( ~( ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.77             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 21.33/3.77             X9 @ X10 ) ) | 
% 21.33/3.77        ( ~( ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.77             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 21.33/3.77             X9 @ X10 @ X11 ) ) | 
% 21.33/3.77        ( ~( ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.77             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 21.33/3.77             X9 @ X10 @ X11 @ X12 ) ) | 
% 21.33/3.77        ( ~( ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.77             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 21.33/3.77             X9 @ X10 @ X11 @ X12 @ X13 ) ) | 
% 21.33/3.77        ( ~( ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.77             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 21.33/3.77             X9 @ X10 @ X11 @ X12 @ X13 @ X14 ) ) | 
% 21.33/3.77        ( ~( ssNder1_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.77             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 21.33/3.77             X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 ) ) | 
% 21.33/3.77        ( ~( ssPv25_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.77             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 21.33/3.77             X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 ) ) ))).
% 21.33/3.77  thf(zf_stmt_49, negated_conjecture,
% 21.33/3.77    (( ssPv25_4r1r1r1r1 @ U @ V @ W @ X ) | ( ~( ssNder1_0 ) ) | 
% 21.33/3.77     ( ~( ssNder1_1r1 @ U ) ) | ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 21.33/3.77     ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 21.33/3.77     ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 21.33/3.77     ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 21.33/3.77     ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 21.33/3.77     ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 21.33/3.77     ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 21.33/3.77     ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 21.33/3.77     ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.77          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 21.33/3.77     ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.77          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 21.33/3.77     ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.77          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 21.33/3.77     ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.77          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 21.33/3.77     ( ~( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.77          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) | 
% 21.33/3.77     ( ~( ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.77          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) ) | 
% 21.33/3.77     ( ~( ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.77          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 21.33/3.77          X10 ) ) | 
% 21.33/3.77     ( ~( ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.77          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 21.33/3.77          X10 @ X11 ) ) | 
% 21.33/3.77     ( ~( ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.77          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 21.33/3.77          X10 @ X11 @ X12 ) ) | 
% 21.33/3.77     ( ~( ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.77          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 21.33/3.77          X10 @ X11 @ X12 @ X13 ) ) | 
% 21.33/3.77     ( ~( ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.77          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 21.33/3.77          X10 @ X11 @ X12 @ X13 @ X14 ) ) | 
% 21.33/3.77     ( ~( ssNder1_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.77          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 21.33/3.77          X10 @ X11 @ X12 @ X13 @ X14 @ X15 ) ) | 
% 21.33/3.77     ( ~( ssPv25_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.77          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 21.33/3.77          X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 ) )),
% 21.33/3.77    inference('cnf.neg', [status(esa)], [clause590])).
% 21.33/3.77  thf(zip_derived_cl378, plain,
% 21.33/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.77         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 21.33/3.77         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i, 
% 21.33/3.77         X21 : $i]:
% 21.33/3.77         ( (ssPv25_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)
% 21.33/3.77          | ~ (ssNder1_0)
% 21.33/3.77          | ~ (ssNder1_1r1 @ X0)
% 21.33/3.77          | ~ (ssNder1_2r1r1 @ X0 @ X1)
% 21.33/3.77          | ~ (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)
% 21.33/3.77          | ~ (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)
% 21.33/3.77          | ~ (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)
% 21.33/3.77          | ~ (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)
% 21.33/3.77          | ~ (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)
% 21.33/3.77          | ~ (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 21.33/3.77               X7)
% 21.33/3.77          | ~ (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 21.33/3.77               X6 @ X7 @ X8)
% 21.33/3.77          | ~ (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 21.33/3.77               X6 @ X7 @ X8 @ X9)
% 21.33/3.77          | ~ (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 21.33/3.77               X5 @ X6 @ X7 @ X8 @ X9 @ X10)
% 21.33/3.77          | ~ (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 21.33/3.77               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11)
% 21.33/3.77          | ~ (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 21.33/3.77               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)
% 21.33/3.77          | ~ (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 21.33/3.77               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)
% 21.33/3.77          | ~ (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 21.33/3.77               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)
% 21.33/3.77          | ~ (ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 21.33/3.77               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 21.33/3.77               X14 @ X15)
% 21.33/3.77          | ~ (ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 21.33/3.77               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 21.33/3.77               X14 @ X15 @ X16)
% 21.33/3.77          | ~ (ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 21.33/3.77               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 21.33/3.77               X14 @ X15 @ X16 @ X17)
% 21.33/3.77          | ~ (ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 21.33/3.77               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 21.33/3.77               X14 @ X15 @ X16 @ X17 @ X18)
% 21.33/3.77          | ~ (ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 21.33/3.77               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 21.33/3.77               X14 @ X15 @ X16 @ X17 @ X18 @ X19)
% 21.33/3.77          | ~ (ssNder1_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 21.33/3.77               X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 21.33/3.77               X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20)
% 21.33/3.77          | ~ (ssPv25_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 21.33/3.77               X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 21.33/3.77               X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21))),
% 21.33/3.77      inference('cnf', [status(esa)], [zf_stmt_49])).
% 21.33/3.77  thf(zip_derived_cl967, plain, ( (ssNder1_0)),
% 21.33/3.77      inference('cnf', [status(esa)], [zf_stmt_1])).
% 21.33/3.77  thf(zip_derived_cl973, plain, (![X0 : $i]:  (ssNder1_1r1 @ X0)),
% 21.33/3.77      inference('demod', [status(thm)], [zip_derived_cl966, zip_derived_cl967])).
% 21.33/3.77  thf(zip_derived_cl974, plain,
% 21.33/3.77      (![X0 : $i, X1 : $i]:  (ssNder1_2r1r1 @ X0 @ X1)),
% 21.33/3.77      inference('demod', [status(thm)],
% 21.33/3.77                [zip_derived_cl965, zip_derived_cl967, zip_derived_cl973])).
% 21.33/3.77  thf(zip_derived_cl979, plain,
% 21.33/3.77      (![X0 : $i, X1 : $i, X2 : $i]:  (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)),
% 21.33/3.77      inference('demod', [status(thm)],
% 21.33/3.77                [zip_derived_cl954, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.77                 zip_derived_cl974])).
% 21.33/3.77  thf(zip_derived_cl999, plain,
% 21.33/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 21.33/3.77          (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)),
% 21.33/3.77      inference('demod', [status(thm)],
% 21.33/3.77                [zip_derived_cl946, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.77                 zip_derived_cl974, zip_derived_cl979])).
% 21.33/3.77  thf(zip_derived_cl1024, plain,
% 21.33/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 21.33/3.77          (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)),
% 21.33/3.77      inference('demod', [status(thm)],
% 21.33/3.77                [zip_derived_cl931, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.77                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999])).
% 21.33/3.77  thf(zip_derived_cl1051, plain,
% 21.33/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 21.33/3.77          (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)),
% 21.33/3.77      inference('demod', [status(thm)],
% 21.33/3.77                [zip_derived_cl917, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.77                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.77                 zip_derived_cl1024])).
% 21.33/3.77  thf(zip_derived_cl1077, plain,
% 21.33/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i]:
% 21.33/3.77          (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)),
% 21.33/3.77      inference('demod', [status(thm)],
% 21.33/3.77                [zip_derived_cl900, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.77                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.77                 zip_derived_cl1024, zip_derived_cl1051])).
% 21.33/3.77  thf(zip_derived_cl1115, plain,
% 21.33/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, X7 : $i]:
% 21.33/3.77          (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7)),
% 21.33/3.77      inference('demod', [status(thm)],
% 21.33/3.77                [zip_derived_cl879, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.77                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.77                 zip_derived_cl1024, zip_derived_cl1051, zip_derived_cl1077])).
% 21.33/3.77  thf(zip_derived_cl1151, plain,
% 21.33/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.77         X7 : $i, X8 : $i]:
% 21.33/3.77          (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 21.33/3.77           X7 @ X8)),
% 21.33/3.77      inference('demod', [status(thm)],
% 21.33/3.77                [zip_derived_cl857, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.77                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.77                 zip_derived_cl1024, zip_derived_cl1051, zip_derived_cl1077, 
% 21.33/3.77                 zip_derived_cl1115])).
% 21.33/3.77  thf(zip_derived_cl1200, plain,
% 21.33/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.77         X7 : $i, X8 : $i, X9 : $i]:
% 21.33/3.77          (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 21.33/3.77           X7 @ X8 @ X9)),
% 21.33/3.77      inference('demod', [status(thm)],
% 21.33/3.77                [zip_derived_cl830, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.77                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.77                 zip_derived_cl1024, zip_derived_cl1051, zip_derived_cl1077, 
% 21.33/3.77                 zip_derived_cl1115, zip_derived_cl1151])).
% 21.33/3.77  thf(zip_derived_cl1243, plain,
% 21.33/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.77         X7 : $i, X8 : $i, X9 : $i, X10 : $i]:
% 21.33/3.77          (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 21.33/3.77           X6 @ X7 @ X8 @ X9 @ X10)),
% 21.33/3.77      inference('demod', [status(thm)],
% 21.33/3.77                [zip_derived_cl803, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.77                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.77                 zip_derived_cl1024, zip_derived_cl1051, zip_derived_cl1077, 
% 21.33/3.77                 zip_derived_cl1115, zip_derived_cl1151, zip_derived_cl1200])).
% 21.33/3.77  thf(zip_derived_cl1302, plain,
% 21.33/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.77         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i]:
% 21.33/3.77          (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 21.33/3.77           X6 @ X7 @ X8 @ X9 @ X10 @ X11)),
% 21.33/3.77      inference('demod', [status(thm)],
% 21.33/3.77                [zip_derived_cl777, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.77                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.77                 zip_derived_cl1024, zip_derived_cl1051, zip_derived_cl1077, 
% 21.33/3.77                 zip_derived_cl1115, zip_derived_cl1151, zip_derived_cl1200, 
% 21.33/3.77                 zip_derived_cl1243])).
% 21.33/3.77  thf(zip_derived_cl1364, plain,
% 21.33/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.77         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i]:
% 21.33/3.77          (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 21.33/3.77           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)),
% 21.33/3.77      inference('demod', [status(thm)],
% 21.33/3.77                [zip_derived_cl742, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.77                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.77                 zip_derived_cl1024, zip_derived_cl1051, zip_derived_cl1077, 
% 21.33/3.77                 zip_derived_cl1115, zip_derived_cl1151, zip_derived_cl1200, 
% 21.33/3.77                 zip_derived_cl1243, zip_derived_cl1302])).
% 21.33/3.77  thf(zip_derived_cl1429, plain,
% 21.33/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.77         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i]:
% 21.33/3.77          (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 21.33/3.77           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)),
% 21.33/3.77      inference('demod', [status(thm)],
% 21.33/3.77                [zip_derived_cl712, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.77                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.77                 zip_derived_cl1024, zip_derived_cl1051, zip_derived_cl1077, 
% 21.33/3.77                 zip_derived_cl1115, zip_derived_cl1151, zip_derived_cl1200, 
% 21.33/3.77                 zip_derived_cl1243, zip_derived_cl1302, zip_derived_cl1364])).
% 21.33/3.77  thf(zip_derived_cl1494, plain,
% 21.33/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.77         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 21.33/3.77         X14 : $i]:
% 21.33/3.77          (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 21.33/3.77           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)),
% 21.33/3.77      inference('demod', [status(thm)],
% 21.33/3.77                [zip_derived_cl677, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.77                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.77                 zip_derived_cl1024, zip_derived_cl1051, zip_derived_cl1077, 
% 21.33/3.77                 zip_derived_cl1115, zip_derived_cl1151, zip_derived_cl1200, 
% 21.33/3.77                 zip_derived_cl1243, zip_derived_cl1302, zip_derived_cl1364, 
% 21.33/3.77                 zip_derived_cl1429])).
% 21.33/3.77  thf(zip_derived_cl1555, plain,
% 21.33/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.77         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 21.33/3.77         X14 : $i, X15 : $i]:
% 21.33/3.77          (ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 21.33/3.77           X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15)),
% 21.33/3.77      inference('demod', [status(thm)],
% 21.33/3.77                [zip_derived_cl635, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.77                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.77                 zip_derived_cl1024, zip_derived_cl1051, zip_derived_cl1077, 
% 21.33/3.77                 zip_derived_cl1115, zip_derived_cl1151, zip_derived_cl1200, 
% 21.33/3.77                 zip_derived_cl1243, zip_derived_cl1302, zip_derived_cl1364, 
% 21.33/3.77                 zip_derived_cl1429, zip_derived_cl1494])).
% 21.33/3.77  thf(zip_derived_cl1613, plain,
% 21.33/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.77         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 21.33/3.77         X14 : $i, X15 : $i, X16 : $i]:
% 21.33/3.77          (ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 21.33/3.77           X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ 
% 21.33/3.77           X16)),
% 21.33/3.77      inference('demod', [status(thm)],
% 21.33/3.77                [zip_derived_cl601, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.77                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.77                 zip_derived_cl1024, zip_derived_cl1051, zip_derived_cl1077, 
% 21.33/3.77                 zip_derived_cl1115, zip_derived_cl1151, zip_derived_cl1200, 
% 21.33/3.77                 zip_derived_cl1243, zip_derived_cl1302, zip_derived_cl1364, 
% 21.33/3.77                 zip_derived_cl1429, zip_derived_cl1494, zip_derived_cl1555])).
% 21.33/3.77  thf(zip_derived_cl1683, plain,
% 21.33/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.77         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 21.33/3.77         X14 : $i, X15 : $i, X16 : $i, X17 : $i]:
% 21.33/3.77          (ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 21.33/3.77           X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 21.33/3.77           X15 @ X16 @ X17)),
% 21.33/3.77      inference('demod', [status(thm)],
% 21.33/3.77                [zip_derived_cl564, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.77                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.77                 zip_derived_cl1024, zip_derived_cl1051, zip_derived_cl1077, 
% 21.33/3.77                 zip_derived_cl1115, zip_derived_cl1151, zip_derived_cl1200, 
% 21.33/3.77                 zip_derived_cl1243, zip_derived_cl1302, zip_derived_cl1364, 
% 21.33/3.77                 zip_derived_cl1429, zip_derived_cl1494, zip_derived_cl1555, 
% 21.33/3.77                 zip_derived_cl1613])).
% 21.33/3.77  thf(zip_derived_cl1752, plain,
% 21.33/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.77         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 21.33/3.77         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i]:
% 21.33/3.77          (ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 21.33/3.77           X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 21.33/3.77           X15 @ X16 @ X17 @ X18)),
% 21.33/3.77      inference('demod', [status(thm)],
% 21.33/3.77                [zip_derived_cl522, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.77                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.77                 zip_derived_cl1024, zip_derived_cl1051, zip_derived_cl1077, 
% 21.33/3.77                 zip_derived_cl1115, zip_derived_cl1151, zip_derived_cl1200, 
% 21.33/3.77                 zip_derived_cl1243, zip_derived_cl1302, zip_derived_cl1364, 
% 21.33/3.77                 zip_derived_cl1429, zip_derived_cl1494, zip_derived_cl1555, 
% 21.33/3.77                 zip_derived_cl1613, zip_derived_cl1683])).
% 21.33/3.77  thf(zip_derived_cl1822, plain,
% 21.33/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.77         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 21.33/3.77         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i]:
% 21.33/3.77          (ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 21.33/3.77           X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 21.33/3.77           X15 @ X16 @ X17 @ X18 @ X19)),
% 21.33/3.77      inference('demod', [status(thm)],
% 21.33/3.77                [zip_derived_cl478, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.77                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.77                 zip_derived_cl1024, zip_derived_cl1051, zip_derived_cl1077, 
% 21.33/3.77                 zip_derived_cl1115, zip_derived_cl1151, zip_derived_cl1200, 
% 21.33/3.77                 zip_derived_cl1243, zip_derived_cl1302, zip_derived_cl1364, 
% 21.33/3.77                 zip_derived_cl1429, zip_derived_cl1494, zip_derived_cl1555, 
% 21.33/3.77                 zip_derived_cl1613, zip_derived_cl1683, zip_derived_cl1752])).
% 21.33/3.77  thf(zip_derived_cl1890, plain,
% 21.33/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.77         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 21.33/3.77         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i]:
% 21.33/3.77          (ssNder1_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 21.33/3.77           X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 21.33/3.77           X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20)),
% 21.33/3.77      inference('demod', [status(thm)],
% 21.33/3.77                [zip_derived_cl432, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.77                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.77                 zip_derived_cl1024, zip_derived_cl1051, zip_derived_cl1077, 
% 21.33/3.77                 zip_derived_cl1115, zip_derived_cl1151, zip_derived_cl1200, 
% 21.33/3.77                 zip_derived_cl1243, zip_derived_cl1302, zip_derived_cl1364, 
% 21.33/3.77                 zip_derived_cl1429, zip_derived_cl1494, zip_derived_cl1555, 
% 21.33/3.77                 zip_derived_cl1613, zip_derived_cl1683, zip_derived_cl1752, 
% 21.33/3.77                 zip_derived_cl1822])).
% 21.33/3.77  thf(zip_derived_cl1937, plain,
% 21.33/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.77         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 21.33/3.77         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i, 
% 21.33/3.77         X21 : $i]:
% 21.33/3.77         ( (ssPv25_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)
% 21.33/3.77          | ~ (ssPv25_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 21.33/3.77               X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 21.33/3.77               X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21))),
% 21.33/3.77      inference('demod', [status(thm)],
% 21.33/3.77                [zip_derived_cl378, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.77                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.77                 zip_derived_cl1024, zip_derived_cl1051, zip_derived_cl1077, 
% 21.33/3.77                 zip_derived_cl1115, zip_derived_cl1151, zip_derived_cl1200, 
% 21.33/3.77                 zip_derived_cl1243, zip_derived_cl1302, zip_derived_cl1364, 
% 21.33/3.77                 zip_derived_cl1429, zip_derived_cl1494, zip_derived_cl1555, 
% 21.33/3.77                 zip_derived_cl1613, zip_derived_cl1683, zip_derived_cl1752, 
% 21.33/3.77                 zip_derived_cl1822, zip_derived_cl1890])).
% 21.33/3.77  thf(zip_derived_cl2207, plain,
% 21.33/3.77      (![X11 : $i, X12 : $i, X13 : $i, X14 : $i, X15 : $i, X16 : $i, X17 : $i, 
% 21.33/3.77         X18 : $i, X19 : $i, X20 : $i]:
% 21.33/3.77         (~ (ssPv22_7r1r1r1r1r1r1r1 @ X20 @ X19 @ X18 @ X17 @ X16 @ X15 @ X14)
% 21.33/3.77          | ~ (ssPv19_10r1r1r1r1r1r1r1r1r1r1 @ X20 @ X19 @ X18 @ X17 @ X16 @ 
% 21.33/3.77               X15 @ X14 @ X13 @ X12 @ X11)
% 21.33/3.77          |  (ssPv25_4r1r1r1r1 @ X20 @ X19 @ X18 @ X17))),
% 21.33/3.77      inference('sup-', [status(thm)], [zip_derived_cl2206, zip_derived_cl1937])).
% 21.33/3.77  thf(zip_derived_cl2209, plain,
% 21.33/3.77      (![X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, X7 : $i, X8 : $i, X9 : $i]:
% 21.33/3.77         ( (ssPv21_8r1r1r1r1r1r1r1r1 @ X9 @ X8 @ X7 @ X6 @ X5 @ X4 @ X3 @ X2)
% 21.33/3.77          |  (ssPv25_4r1r1r1r1 @ X9 @ X8 @ X7 @ X6)
% 21.33/3.77          |  (ssPv25_4r1r1r1r1 @ X9 @ X8 @ X7 @ X6)
% 21.33/3.77          | ~ (ssPv22_7r1r1r1r1r1r1r1 @ X9 @ X8 @ X7 @ X6 @ X5 @ X4 @ X3))),
% 21.33/3.77      inference('sup-', [status(thm)], [zip_derived_cl1479, zip_derived_cl2207])).
% 21.33/3.77  thf(zip_derived_cl2211, plain,
% 21.33/3.77      (![X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, X7 : $i, X8 : $i, X9 : $i]:
% 21.33/3.77         (~ (ssPv22_7r1r1r1r1r1r1r1 @ X9 @ X8 @ X7 @ X6 @ X5 @ X4 @ X3)
% 21.33/3.77          |  (ssPv25_4r1r1r1r1 @ X9 @ X8 @ X7 @ X6)
% 21.33/3.77          |  (ssPv21_8r1r1r1r1r1r1r1r1 @ X9 @ X8 @ X7 @ X6 @ X5 @ X4 @ X3 @ X2))),
% 21.33/3.77      inference('simplify', [status(thm)], [zip_derived_cl2209])).
% 21.33/3.77  thf(zip_derived_cl1052, plain,
% 21.33/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i]:
% 21.33/3.77         ~ (ssPv21_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ skc41)),
% 21.33/3.77      inference('demod', [status(thm)],
% 21.33/3.77                [zip_derived_cl1026, zip_derived_cl1051])).
% 21.33/3.77  thf(zip_derived_cl2215, plain,
% 21.33/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i]:
% 21.33/3.77         ( (ssPv25_4r1r1r1r1 @ X6 @ X5 @ X4 @ X3)
% 21.33/3.77          | ~ (ssPv22_7r1r1r1r1r1r1r1 @ X6 @ X5 @ X4 @ X3 @ X2 @ X1 @ X0))),
% 21.33/3.77      inference('sup-', [status(thm)], [zip_derived_cl2211, zip_derived_cl1052])).
% 21.33/3.77  thf(zip_derived_cl2216, plain,
% 21.33/3.77      (![X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 21.33/3.77          (ssPv25_4r1r1r1r1 @ X5 @ X4 @ X3 @ X2)),
% 21.33/3.77      inference('sup-', [status(thm)], [zip_derived_cl1047, zip_derived_cl2215])).
% 21.33/3.77  thf(zip_derived_cl2237, plain,
% 21.33/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.77         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 21.33/3.77         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i, 
% 21.33/3.77         X21 : $i, X22 : $i, X23 : $i]:
% 21.33/3.77          (ssPv25_24r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 21.33/3.77           X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 21.33/3.77           X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21 @ X22 @ X23)),
% 21.33/3.77      inference('demod', [status(thm)],
% 21.33/3.77                [zip_derived_cl2144, zip_derived_cl2216])).
% 21.33/3.77  thf(zip_derived_cl2540, plain,
% 21.33/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.77         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 21.33/3.77         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i, 
% 21.33/3.77         X21 : $i, X22 : $i, X23 : $i]:
% 21.33/3.77         ( (ssPv16_24r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 21.33/3.77            X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 21.33/3.77            X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21 @ X22 @ X23)
% 21.33/3.77          |  (ssPv5_24r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 21.33/3.77              X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 21.33/3.77              X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21 @ X22 @ X23))),
% 21.33/3.77      inference('demod', [status(thm)],
% 21.33/3.77                [zip_derived_cl131, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.77                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.77                 zip_derived_cl1024, zip_derived_cl1051, zip_derived_cl1077, 
% 21.33/3.77                 zip_derived_cl1115, zip_derived_cl1151, zip_derived_cl1200, 
% 21.33/3.77                 zip_derived_cl1243, zip_derived_cl1302, zip_derived_cl1364, 
% 21.33/3.77                 zip_derived_cl1429, zip_derived_cl1494, zip_derived_cl1555, 
% 21.33/3.77                 zip_derived_cl1613, zip_derived_cl1683, zip_derived_cl1752, 
% 21.33/3.77                 zip_derived_cl1822, zip_derived_cl1890, zip_derived_cl1956, 
% 21.33/3.77                 zip_derived_cl2043, zip_derived_cl2375, zip_derived_cl2237])).
% 21.33/3.77  thf(clause707, conjecture,
% 21.33/3.77    (~( ( ssPv16_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.77          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) | 
% 21.33/3.77        ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 21.33/3.77        ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 21.33/3.77        ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 21.33/3.77        ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 21.33/3.77        ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 21.33/3.77        ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 21.33/3.77        ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 21.33/3.77        ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 21.33/3.77        ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 21.33/3.77        ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.77             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 21.33/3.77        ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.77             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 21.33/3.77        ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.77             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 21.33/3.77        ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.77             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 21.33/3.77        ( ~( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.77             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) | 
% 21.33/3.77        ( ~( ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.77             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) ) | 
% 21.33/3.77        ( ~( ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.77             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 21.33/3.77             X9 @ X10 ) ) | 
% 21.33/3.77        ( ~( ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.77             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 21.33/3.77             X9 @ X10 @ X11 ) ) | 
% 21.33/3.77        ( ~( ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.77             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 21.33/3.77             X9 @ X10 @ X11 @ X12 ) ) | 
% 21.33/3.77        ( ~( ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.77             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 21.33/3.77             X9 @ X10 @ X11 @ X12 @ X13 ) ) | 
% 21.33/3.77        ( ~( ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.77             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 21.33/3.77             X9 @ X10 @ X11 @ X12 @ X13 @ X14 ) ) | 
% 21.33/3.77        ( ~( ssNder1_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.77             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 21.33/3.77             X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 ) ) | 
% 21.33/3.77        ( ~( ssNder1_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.77             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 21.33/3.77             X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 ) ) | 
% 21.33/3.77        ( ~( ssNder1_23r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.77             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 21.33/3.77             X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 @ X17 ) ) | 
% 21.33/3.77        ( ~( ssPv16_24r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.77             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 21.33/3.77             X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 @ X17 @ X18 ) ) ))).
% 21.33/3.77  thf(zf_stmt_50, negated_conjecture,
% 21.33/3.77    (( ssPv16_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.77       U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) | 
% 21.33/3.77     ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 21.33/3.77     ( ~( ssNder1_2r1r1 @ U @ V ) ) | ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 21.33/3.77     ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 21.33/3.77     ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 21.33/3.77     ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 21.33/3.77     ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 21.33/3.77     ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 21.33/3.77     ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 21.33/3.77     ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.77          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 21.33/3.77     ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.77          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 21.33/3.77     ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.77          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 21.33/3.77     ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.77          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 21.33/3.77     ( ~( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.77          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) | 
% 21.33/3.77     ( ~( ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.77          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) ) | 
% 21.33/3.77     ( ~( ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.77          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 21.33/3.77          X10 ) ) | 
% 21.33/3.77     ( ~( ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.77          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 21.33/3.77          X10 @ X11 ) ) | 
% 21.33/3.77     ( ~( ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.77          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 21.33/3.77          X10 @ X11 @ X12 ) ) | 
% 21.33/3.77     ( ~( ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.77          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 21.33/3.77          X10 @ X11 @ X12 @ X13 ) ) | 
% 21.33/3.77     ( ~( ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.77          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 21.33/3.77          X10 @ X11 @ X12 @ X13 @ X14 ) ) | 
% 21.33/3.77     ( ~( ssNder1_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.77          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 21.33/3.77          X10 @ X11 @ X12 @ X13 @ X14 @ X15 ) ) | 
% 21.33/3.77     ( ~( ssNder1_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.77          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 21.33/3.77          X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 ) ) | 
% 21.33/3.77     ( ~( ssNder1_23r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.77          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 21.33/3.77          X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 @ X17 ) ) | 
% 21.33/3.77     ( ~( ssPv16_24r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.77          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 21.33/3.77          X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 @ X17 @ X18 ) )),
% 21.33/3.77    inference('cnf.neg', [status(esa)], [clause707])).
% 21.33/3.77  thf(zip_derived_cl261, plain,
% 21.33/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.77         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 21.33/3.77         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i, 
% 21.33/3.77         X21 : $i, X22 : $i, X23 : $i]:
% 21.33/3.77         ( (ssPv16_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 21.33/3.77            X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)
% 21.33/3.77          | ~ (ssNder1_0)
% 21.33/3.77          | ~ (ssNder1_1r1 @ X0)
% 21.33/3.77          | ~ (ssNder1_2r1r1 @ X0 @ X1)
% 21.33/3.77          | ~ (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)
% 21.33/3.77          | ~ (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)
% 21.33/3.77          | ~ (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)
% 21.33/3.77          | ~ (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)
% 21.33/3.77          | ~ (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)
% 21.33/3.77          | ~ (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 21.33/3.77               X7)
% 21.33/3.77          | ~ (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 21.33/3.77               X6 @ X7 @ X8)
% 21.33/3.77          | ~ (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 21.33/3.77               X6 @ X7 @ X8 @ X9)
% 21.33/3.77          | ~ (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 21.33/3.77               X5 @ X6 @ X7 @ X8 @ X9 @ X10)
% 21.33/3.77          | ~ (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 21.33/3.77               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11)
% 21.33/3.77          | ~ (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 21.33/3.77               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)
% 21.33/3.77          | ~ (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 21.33/3.77               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)
% 21.33/3.77          | ~ (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 21.33/3.77               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)
% 21.33/3.77          | ~ (ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 21.33/3.77               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 21.33/3.77               X14 @ X15)
% 21.33/3.77          | ~ (ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 21.33/3.77               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 21.33/3.77               X14 @ X15 @ X16)
% 21.33/3.77          | ~ (ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 21.33/3.77               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 21.33/3.77               X14 @ X15 @ X16 @ X17)
% 21.33/3.77          | ~ (ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 21.33/3.77               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 21.33/3.77               X14 @ X15 @ X16 @ X17 @ X18)
% 21.33/3.77          | ~ (ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 21.33/3.77               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 21.33/3.77               X14 @ X15 @ X16 @ X17 @ X18 @ X19)
% 21.33/3.77          | ~ (ssNder1_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 21.33/3.77               X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 21.33/3.77               X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20)
% 21.33/3.77          | ~ (ssNder1_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 21.33/3.77               X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 21.33/3.77               X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21)
% 21.33/3.77          | ~ (ssNder1_23r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 21.33/3.77               X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 21.33/3.77               X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21 @ X22)
% 21.33/3.77          | ~ (ssPv16_24r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ 
% 21.33/3.77               X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ 
% 21.33/3.77               X12 @ X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21 @ 
% 21.33/3.77               X22 @ X23))),
% 21.33/3.77      inference('cnf', [status(esa)], [zf_stmt_50])).
% 21.33/3.77  thf(zip_derived_cl967, plain, ( (ssNder1_0)),
% 21.33/3.77      inference('cnf', [status(esa)], [zf_stmt_1])).
% 21.33/3.77  thf(zip_derived_cl973, plain, (![X0 : $i]:  (ssNder1_1r1 @ X0)),
% 21.33/3.77      inference('demod', [status(thm)], [zip_derived_cl966, zip_derived_cl967])).
% 21.33/3.77  thf(zip_derived_cl974, plain,
% 21.33/3.77      (![X0 : $i, X1 : $i]:  (ssNder1_2r1r1 @ X0 @ X1)),
% 21.33/3.77      inference('demod', [status(thm)],
% 21.33/3.77                [zip_derived_cl965, zip_derived_cl967, zip_derived_cl973])).
% 21.33/3.77  thf(zip_derived_cl979, plain,
% 21.33/3.77      (![X0 : $i, X1 : $i, X2 : $i]:  (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)),
% 21.33/3.77      inference('demod', [status(thm)],
% 21.33/3.77                [zip_derived_cl954, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.77                 zip_derived_cl974])).
% 21.33/3.77  thf(zip_derived_cl999, plain,
% 21.33/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 21.33/3.77          (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)),
% 21.33/3.77      inference('demod', [status(thm)],
% 21.33/3.77                [zip_derived_cl946, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.77                 zip_derived_cl974, zip_derived_cl979])).
% 21.33/3.77  thf(zip_derived_cl1024, plain,
% 21.33/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 21.33/3.77          (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)),
% 21.33/3.77      inference('demod', [status(thm)],
% 21.33/3.77                [zip_derived_cl931, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.77                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999])).
% 21.33/3.77  thf(zip_derived_cl1051, plain,
% 21.33/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 21.33/3.77          (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)),
% 21.33/3.77      inference('demod', [status(thm)],
% 21.33/3.77                [zip_derived_cl917, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.77                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.77                 zip_derived_cl1024])).
% 21.33/3.77  thf(zip_derived_cl1077, plain,
% 21.33/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i]:
% 21.33/3.77          (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)),
% 21.33/3.77      inference('demod', [status(thm)],
% 21.33/3.77                [zip_derived_cl900, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.77                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.77                 zip_derived_cl1024, zip_derived_cl1051])).
% 21.33/3.77  thf(zip_derived_cl1115, plain,
% 21.33/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, X7 : $i]:
% 21.33/3.77          (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7)),
% 21.33/3.77      inference('demod', [status(thm)],
% 21.33/3.77                [zip_derived_cl879, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.77                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.77                 zip_derived_cl1024, zip_derived_cl1051, zip_derived_cl1077])).
% 21.33/3.77  thf(zip_derived_cl1151, plain,
% 21.33/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.77         X7 : $i, X8 : $i]:
% 21.33/3.77          (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 21.33/3.77           X7 @ X8)),
% 21.33/3.77      inference('demod', [status(thm)],
% 21.33/3.77                [zip_derived_cl857, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.77                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.77                 zip_derived_cl1024, zip_derived_cl1051, zip_derived_cl1077, 
% 21.33/3.77                 zip_derived_cl1115])).
% 21.33/3.77  thf(zip_derived_cl1200, plain,
% 21.33/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.77         X7 : $i, X8 : $i, X9 : $i]:
% 21.33/3.77          (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 21.33/3.77           X7 @ X8 @ X9)),
% 21.33/3.77      inference('demod', [status(thm)],
% 21.33/3.77                [zip_derived_cl830, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.77                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.77                 zip_derived_cl1024, zip_derived_cl1051, zip_derived_cl1077, 
% 21.33/3.77                 zip_derived_cl1115, zip_derived_cl1151])).
% 21.33/3.77  thf(zip_derived_cl1243, plain,
% 21.33/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.77         X7 : $i, X8 : $i, X9 : $i, X10 : $i]:
% 21.33/3.77          (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 21.33/3.77           X6 @ X7 @ X8 @ X9 @ X10)),
% 21.33/3.77      inference('demod', [status(thm)],
% 21.33/3.77                [zip_derived_cl803, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.77                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.77                 zip_derived_cl1024, zip_derived_cl1051, zip_derived_cl1077, 
% 21.33/3.77                 zip_derived_cl1115, zip_derived_cl1151, zip_derived_cl1200])).
% 21.33/3.77  thf(zip_derived_cl1302, plain,
% 21.33/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.77         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i]:
% 21.33/3.77          (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 21.33/3.77           X6 @ X7 @ X8 @ X9 @ X10 @ X11)),
% 21.33/3.77      inference('demod', [status(thm)],
% 21.33/3.77                [zip_derived_cl777, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.77                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.77                 zip_derived_cl1024, zip_derived_cl1051, zip_derived_cl1077, 
% 21.33/3.77                 zip_derived_cl1115, zip_derived_cl1151, zip_derived_cl1200, 
% 21.33/3.77                 zip_derived_cl1243])).
% 21.33/3.77  thf(zip_derived_cl1364, plain,
% 21.33/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.77         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i]:
% 21.33/3.77          (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 21.33/3.77           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)),
% 21.33/3.77      inference('demod', [status(thm)],
% 21.33/3.77                [zip_derived_cl742, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.77                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.77                 zip_derived_cl1024, zip_derived_cl1051, zip_derived_cl1077, 
% 21.33/3.77                 zip_derived_cl1115, zip_derived_cl1151, zip_derived_cl1200, 
% 21.33/3.77                 zip_derived_cl1243, zip_derived_cl1302])).
% 21.33/3.77  thf(zip_derived_cl1429, plain,
% 21.33/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.77         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i]:
% 21.33/3.77          (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 21.33/3.77           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)),
% 21.33/3.77      inference('demod', [status(thm)],
% 21.33/3.77                [zip_derived_cl712, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.77                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.77                 zip_derived_cl1024, zip_derived_cl1051, zip_derived_cl1077, 
% 21.33/3.77                 zip_derived_cl1115, zip_derived_cl1151, zip_derived_cl1200, 
% 21.33/3.77                 zip_derived_cl1243, zip_derived_cl1302, zip_derived_cl1364])).
% 21.33/3.77  thf(zip_derived_cl1494, plain,
% 21.33/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.77         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 21.33/3.77         X14 : $i]:
% 21.33/3.77          (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 21.33/3.77           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)),
% 21.33/3.77      inference('demod', [status(thm)],
% 21.33/3.77                [zip_derived_cl677, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.77                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.77                 zip_derived_cl1024, zip_derived_cl1051, zip_derived_cl1077, 
% 21.33/3.77                 zip_derived_cl1115, zip_derived_cl1151, zip_derived_cl1200, 
% 21.33/3.77                 zip_derived_cl1243, zip_derived_cl1302, zip_derived_cl1364, 
% 21.33/3.77                 zip_derived_cl1429])).
% 21.33/3.77  thf(zip_derived_cl1555, plain,
% 21.33/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.77         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 21.33/3.77         X14 : $i, X15 : $i]:
% 21.33/3.77          (ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 21.33/3.77           X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15)),
% 21.33/3.77      inference('demod', [status(thm)],
% 21.33/3.77                [zip_derived_cl635, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.77                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.77                 zip_derived_cl1024, zip_derived_cl1051, zip_derived_cl1077, 
% 21.33/3.77                 zip_derived_cl1115, zip_derived_cl1151, zip_derived_cl1200, 
% 21.33/3.77                 zip_derived_cl1243, zip_derived_cl1302, zip_derived_cl1364, 
% 21.33/3.77                 zip_derived_cl1429, zip_derived_cl1494])).
% 21.33/3.77  thf(zip_derived_cl1613, plain,
% 21.33/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.77         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 21.33/3.77         X14 : $i, X15 : $i, X16 : $i]:
% 21.33/3.77          (ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 21.33/3.77           X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ 
% 21.33/3.77           X16)),
% 21.33/3.77      inference('demod', [status(thm)],
% 21.33/3.77                [zip_derived_cl601, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.77                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.77                 zip_derived_cl1024, zip_derived_cl1051, zip_derived_cl1077, 
% 21.33/3.77                 zip_derived_cl1115, zip_derived_cl1151, zip_derived_cl1200, 
% 21.33/3.77                 zip_derived_cl1243, zip_derived_cl1302, zip_derived_cl1364, 
% 21.33/3.77                 zip_derived_cl1429, zip_derived_cl1494, zip_derived_cl1555])).
% 21.33/3.77  thf(zip_derived_cl1683, plain,
% 21.33/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.77         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 21.33/3.77         X14 : $i, X15 : $i, X16 : $i, X17 : $i]:
% 21.33/3.77          (ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 21.33/3.77           X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 21.33/3.77           X15 @ X16 @ X17)),
% 21.33/3.77      inference('demod', [status(thm)],
% 21.33/3.77                [zip_derived_cl564, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.77                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.77                 zip_derived_cl1024, zip_derived_cl1051, zip_derived_cl1077, 
% 21.33/3.77                 zip_derived_cl1115, zip_derived_cl1151, zip_derived_cl1200, 
% 21.33/3.77                 zip_derived_cl1243, zip_derived_cl1302, zip_derived_cl1364, 
% 21.33/3.77                 zip_derived_cl1429, zip_derived_cl1494, zip_derived_cl1555, 
% 21.33/3.77                 zip_derived_cl1613])).
% 21.33/3.77  thf(zip_derived_cl1752, plain,
% 21.33/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.77         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 21.33/3.77         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i]:
% 21.33/3.77          (ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 21.33/3.77           X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 21.33/3.77           X15 @ X16 @ X17 @ X18)),
% 21.33/3.77      inference('demod', [status(thm)],
% 21.33/3.77                [zip_derived_cl522, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.77                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.77                 zip_derived_cl1024, zip_derived_cl1051, zip_derived_cl1077, 
% 21.33/3.77                 zip_derived_cl1115, zip_derived_cl1151, zip_derived_cl1200, 
% 21.33/3.77                 zip_derived_cl1243, zip_derived_cl1302, zip_derived_cl1364, 
% 21.33/3.77                 zip_derived_cl1429, zip_derived_cl1494, zip_derived_cl1555, 
% 21.33/3.77                 zip_derived_cl1613, zip_derived_cl1683])).
% 21.33/3.77  thf(zip_derived_cl1822, plain,
% 21.33/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.77         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 21.33/3.77         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i]:
% 21.33/3.77          (ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 21.33/3.77           X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 21.33/3.77           X15 @ X16 @ X17 @ X18 @ X19)),
% 21.33/3.77      inference('demod', [status(thm)],
% 21.33/3.77                [zip_derived_cl478, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.77                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.77                 zip_derived_cl1024, zip_derived_cl1051, zip_derived_cl1077, 
% 21.33/3.77                 zip_derived_cl1115, zip_derived_cl1151, zip_derived_cl1200, 
% 21.33/3.77                 zip_derived_cl1243, zip_derived_cl1302, zip_derived_cl1364, 
% 21.33/3.77                 zip_derived_cl1429, zip_derived_cl1494, zip_derived_cl1555, 
% 21.33/3.77                 zip_derived_cl1613, zip_derived_cl1683, zip_derived_cl1752])).
% 21.33/3.77  thf(zip_derived_cl1890, plain,
% 21.33/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.77         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 21.33/3.77         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i]:
% 21.33/3.77          (ssNder1_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 21.33/3.77           X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 21.33/3.77           X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20)),
% 21.33/3.77      inference('demod', [status(thm)],
% 21.33/3.77                [zip_derived_cl432, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.77                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.77                 zip_derived_cl1024, zip_derived_cl1051, zip_derived_cl1077, 
% 21.33/3.77                 zip_derived_cl1115, zip_derived_cl1151, zip_derived_cl1200, 
% 21.33/3.77                 zip_derived_cl1243, zip_derived_cl1302, zip_derived_cl1364, 
% 21.33/3.77                 zip_derived_cl1429, zip_derived_cl1494, zip_derived_cl1555, 
% 21.33/3.77                 zip_derived_cl1613, zip_derived_cl1683, zip_derived_cl1752, 
% 21.33/3.77                 zip_derived_cl1822])).
% 21.33/3.77  thf(zip_derived_cl1956, plain,
% 21.33/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.77         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 21.33/3.77         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i, 
% 21.33/3.77         X21 : $i]:
% 21.33/3.77          (ssNder1_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 21.33/3.77           X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 21.33/3.77           X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21)),
% 21.33/3.77      inference('demod', [status(thm)],
% 21.33/3.77                [zip_derived_cl387, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.77                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.77                 zip_derived_cl1024, zip_derived_cl1051, zip_derived_cl1077, 
% 21.33/3.77                 zip_derived_cl1115, zip_derived_cl1151, zip_derived_cl1200, 
% 21.33/3.77                 zip_derived_cl1243, zip_derived_cl1302, zip_derived_cl1364, 
% 21.33/3.77                 zip_derived_cl1429, zip_derived_cl1494, zip_derived_cl1555, 
% 21.33/3.77                 zip_derived_cl1613, zip_derived_cl1683, zip_derived_cl1752, 
% 21.33/3.77                 zip_derived_cl1822, zip_derived_cl1890])).
% 21.33/3.77  thf(zip_derived_cl2043, plain,
% 21.33/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.77         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 21.33/3.77         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i, 
% 21.33/3.77         X21 : $i, X22 : $i]:
% 21.33/3.77          (ssNder1_23r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 21.33/3.77           X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 21.33/3.77           X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21 @ X22)),
% 21.33/3.77      inference('demod', [status(thm)],
% 21.33/3.77                [zip_derived_cl338, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.77                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.77                 zip_derived_cl1024, zip_derived_cl1051, zip_derived_cl1077, 
% 21.33/3.77                 zip_derived_cl1115, zip_derived_cl1151, zip_derived_cl1200, 
% 21.33/3.77                 zip_derived_cl1243, zip_derived_cl1302, zip_derived_cl1364, 
% 21.33/3.77                 zip_derived_cl1429, zip_derived_cl1494, zip_derived_cl1555, 
% 21.33/3.77                 zip_derived_cl1613, zip_derived_cl1683, zip_derived_cl1752, 
% 21.33/3.77                 zip_derived_cl1822, zip_derived_cl1890, zip_derived_cl1956])).
% 21.33/3.77  thf(zip_derived_cl2138, plain,
% 21.33/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.77         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 21.33/3.77         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i, 
% 21.33/3.77         X21 : $i, X22 : $i, X23 : $i]:
% 21.33/3.77         ( (ssPv16_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 21.33/3.77            X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)
% 21.33/3.77          | ~ (ssPv16_24r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ 
% 21.33/3.77               X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ 
% 21.33/3.77               X12 @ X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21 @ 
% 21.33/3.77               X22 @ X23))),
% 21.33/3.77      inference('demod', [status(thm)],
% 21.33/3.77                [zip_derived_cl261, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.77                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.77                 zip_derived_cl1024, zip_derived_cl1051, zip_derived_cl1077, 
% 21.33/3.77                 zip_derived_cl1115, zip_derived_cl1151, zip_derived_cl1200, 
% 21.33/3.77                 zip_derived_cl1243, zip_derived_cl1302, zip_derived_cl1364, 
% 21.33/3.77                 zip_derived_cl1429, zip_derived_cl1494, zip_derived_cl1555, 
% 21.33/3.77                 zip_derived_cl1613, zip_derived_cl1683, zip_derived_cl1752, 
% 21.33/3.77                 zip_derived_cl1822, zip_derived_cl1890, zip_derived_cl1956, 
% 21.33/3.77                 zip_derived_cl2043])).
% 21.33/3.77  thf(zip_derived_cl2541, plain,
% 21.33/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.77         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 21.33/3.77         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i, 
% 21.33/3.77         X21 : $i, X22 : $i, X23 : $i]:
% 21.33/3.77         ( (ssPv5_24r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X23 @ 
% 21.33/3.77            X22 @ X21 @ X20 @ X19 @ X18 @ X17 @ X16 @ X15 @ X14 @ X13 @ X12 @ 
% 21.33/3.77            X11 @ X10 @ X9 @ X8 @ X7 @ X6 @ X5 @ X4 @ X3 @ X2 @ X1 @ X0)
% 21.33/3.77          |  (ssPv16_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X23 @ X22 @ X21 @ X20 @ 
% 21.33/3.77              X19 @ X18 @ X17 @ X16 @ X15 @ X14 @ X13 @ X12 @ X11))),
% 21.33/3.77      inference('sup-', [status(thm)], [zip_derived_cl2540, zip_derived_cl2138])).
% 21.33/3.77  thf(clause632, conjecture,
% 21.33/3.77    (~( ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 21.33/3.77        ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 21.33/3.77        ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 21.33/3.77        ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 21.33/3.77        ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 21.33/3.77        ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 21.33/3.77        ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 21.33/3.77        ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 21.33/3.77        ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 21.33/3.77        ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.77             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 21.33/3.77        ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.77             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 21.33/3.77        ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.77             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 21.33/3.77        ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.77             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 21.33/3.77        ( ~( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.77             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) | 
% 21.33/3.77        ( ~( ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.77             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) ) | 
% 21.33/3.77        ( ~( ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.77             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 21.33/3.77             X9 @ X10 ) ) | 
% 21.33/3.77        ( ~( ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.77             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 21.33/3.77             X9 @ X10 @ X11 ) ) | 
% 21.33/3.77        ( ~( ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.77             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 21.33/3.77             X9 @ X10 @ X11 @ X12 ) ) | 
% 21.33/3.77        ( ~( ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.77             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 21.33/3.77             X9 @ X10 @ X11 @ X12 @ X13 ) ) | 
% 21.33/3.77        ( ~( ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.77             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 21.33/3.77             X9 @ X10 @ X11 @ X12 @ X13 @ X14 ) ) | 
% 21.33/3.77        ( ~( ssNder1_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.77             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 21.33/3.77             X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 ) ) | 
% 21.33/3.77        ( ~( ssNder1_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.77             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 21.33/3.77             X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 ) ) | 
% 21.33/3.77        ( ~( ssPv5_24r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.77             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 21.33/3.77             X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 @ X17 @ skc25 ) ) ))).
% 21.33/3.77  thf(zf_stmt_51, negated_conjecture,
% 21.33/3.77    (( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 21.33/3.77     ( ~( ssNder1_2r1r1 @ U @ V ) ) | ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 21.33/3.77     ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 21.33/3.77     ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 21.33/3.77     ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 21.33/3.77     ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 21.33/3.77     ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 21.33/3.77     ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 21.33/3.77     ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.77          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 21.33/3.77     ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.77          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 21.33/3.77     ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.77          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 21.33/3.77     ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.77          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 21.33/3.77     ( ~( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.77          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) | 
% 21.33/3.77     ( ~( ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.77          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) ) | 
% 21.33/3.77     ( ~( ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.77          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 21.33/3.77          X10 ) ) | 
% 21.33/3.77     ( ~( ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.77          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 21.33/3.77          X10 @ X11 ) ) | 
% 21.33/3.77     ( ~( ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.77          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 21.33/3.77          X10 @ X11 @ X12 ) ) | 
% 21.33/3.77     ( ~( ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.77          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 21.33/3.77          X10 @ X11 @ X12 @ X13 ) ) | 
% 21.33/3.77     ( ~( ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.77          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 21.33/3.77          X10 @ X11 @ X12 @ X13 @ X14 ) ) | 
% 21.33/3.77     ( ~( ssNder1_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.77          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 21.33/3.77          X10 @ X11 @ X12 @ X13 @ X14 @ X15 ) ) | 
% 21.33/3.77     ( ~( ssNder1_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.77          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 21.33/3.77          X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 ) ) | 
% 21.33/3.77     ( ~( ssPv5_24r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 21.33/3.77          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 21.33/3.77          X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 @ X17 @ skc25 ) )),
% 21.33/3.77    inference('cnf.neg', [status(esa)], [clause632])).
% 21.33/3.77  thf(zip_derived_cl336, plain,
% 21.33/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.77         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 21.33/3.77         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i, 
% 21.33/3.77         X21 : $i, X22 : $i]:
% 21.33/3.77         (~ (ssNder1_0)
% 21.33/3.77          | ~ (ssNder1_1r1 @ X0)
% 21.33/3.77          | ~ (ssNder1_2r1r1 @ X0 @ X1)
% 21.33/3.77          | ~ (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)
% 21.33/3.77          | ~ (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)
% 21.33/3.77          | ~ (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)
% 21.33/3.77          | ~ (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)
% 21.33/3.77          | ~ (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)
% 21.33/3.77          | ~ (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 21.33/3.77               X7)
% 21.33/3.77          | ~ (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 21.33/3.77               X6 @ X7 @ X8)
% 21.33/3.77          | ~ (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 21.33/3.77               X6 @ X7 @ X8 @ X9)
% 21.33/3.77          | ~ (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 21.33/3.77               X5 @ X6 @ X7 @ X8 @ X9 @ X10)
% 21.33/3.77          | ~ (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 21.33/3.77               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11)
% 21.33/3.77          | ~ (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 21.33/3.77               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)
% 21.33/3.77          | ~ (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 21.33/3.77               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)
% 21.33/3.77          | ~ (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 21.33/3.77               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)
% 21.33/3.77          | ~ (ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 21.33/3.77               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 21.33/3.77               X14 @ X15)
% 21.33/3.77          | ~ (ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 21.33/3.77               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 21.33/3.77               X14 @ X15 @ X16)
% 21.33/3.77          | ~ (ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 21.33/3.77               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 21.33/3.77               X14 @ X15 @ X16 @ X17)
% 21.33/3.77          | ~ (ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 21.33/3.77               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 21.33/3.77               X14 @ X15 @ X16 @ X17 @ X18)
% 21.33/3.77          | ~ (ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 21.33/3.77               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 21.33/3.77               X14 @ X15 @ X16 @ X17 @ X18 @ X19)
% 21.33/3.77          | ~ (ssNder1_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 21.33/3.77               X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 21.33/3.77               X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20)
% 21.33/3.77          | ~ (ssNder1_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 21.33/3.77               X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 21.33/3.77               X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21)
% 21.33/3.77          | ~ (ssPv5_24r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 21.33/3.77               X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 21.33/3.77               X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21 @ X22 @ 
% 21.33/3.77               skc25))),
% 21.33/3.77      inference('cnf', [status(esa)], [zf_stmt_51])).
% 21.33/3.77  thf(zip_derived_cl967, plain, ( (ssNder1_0)),
% 21.33/3.77      inference('cnf', [status(esa)], [zf_stmt_1])).
% 21.33/3.77  thf(zip_derived_cl973, plain, (![X0 : $i]:  (ssNder1_1r1 @ X0)),
% 21.33/3.77      inference('demod', [status(thm)], [zip_derived_cl966, zip_derived_cl967])).
% 21.33/3.77  thf(zip_derived_cl974, plain,
% 21.33/3.77      (![X0 : $i, X1 : $i]:  (ssNder1_2r1r1 @ X0 @ X1)),
% 21.33/3.77      inference('demod', [status(thm)],
% 21.33/3.77                [zip_derived_cl965, zip_derived_cl967, zip_derived_cl973])).
% 21.33/3.77  thf(zip_derived_cl979, plain,
% 21.33/3.77      (![X0 : $i, X1 : $i, X2 : $i]:  (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)),
% 21.33/3.77      inference('demod', [status(thm)],
% 21.33/3.77                [zip_derived_cl954, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.77                 zip_derived_cl974])).
% 21.33/3.77  thf(zip_derived_cl999, plain,
% 21.33/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 21.33/3.77          (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)),
% 21.33/3.77      inference('demod', [status(thm)],
% 21.33/3.77                [zip_derived_cl946, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.77                 zip_derived_cl974, zip_derived_cl979])).
% 21.33/3.77  thf(zip_derived_cl1024, plain,
% 21.33/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 21.33/3.77          (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)),
% 21.33/3.77      inference('demod', [status(thm)],
% 21.33/3.77                [zip_derived_cl931, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.77                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999])).
% 21.33/3.77  thf(zip_derived_cl1051, plain,
% 21.33/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 21.33/3.77          (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)),
% 21.33/3.77      inference('demod', [status(thm)],
% 21.33/3.77                [zip_derived_cl917, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.77                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.77                 zip_derived_cl1024])).
% 21.33/3.77  thf(zip_derived_cl1077, plain,
% 21.33/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i]:
% 21.33/3.77          (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)),
% 21.33/3.77      inference('demod', [status(thm)],
% 21.33/3.77                [zip_derived_cl900, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.77                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.77                 zip_derived_cl1024, zip_derived_cl1051])).
% 21.33/3.77  thf(zip_derived_cl1115, plain,
% 21.33/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, X7 : $i]:
% 21.33/3.77          (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7)),
% 21.33/3.77      inference('demod', [status(thm)],
% 21.33/3.77                [zip_derived_cl879, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.77                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.77                 zip_derived_cl1024, zip_derived_cl1051, zip_derived_cl1077])).
% 21.33/3.77  thf(zip_derived_cl1151, plain,
% 21.33/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.77         X7 : $i, X8 : $i]:
% 21.33/3.77          (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 21.33/3.77           X7 @ X8)),
% 21.33/3.77      inference('demod', [status(thm)],
% 21.33/3.77                [zip_derived_cl857, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.77                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.77                 zip_derived_cl1024, zip_derived_cl1051, zip_derived_cl1077, 
% 21.33/3.77                 zip_derived_cl1115])).
% 21.33/3.77  thf(zip_derived_cl1200, plain,
% 21.33/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.77         X7 : $i, X8 : $i, X9 : $i]:
% 21.33/3.77          (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 21.33/3.77           X7 @ X8 @ X9)),
% 21.33/3.77      inference('demod', [status(thm)],
% 21.33/3.77                [zip_derived_cl830, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.77                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.77                 zip_derived_cl1024, zip_derived_cl1051, zip_derived_cl1077, 
% 21.33/3.77                 zip_derived_cl1115, zip_derived_cl1151])).
% 21.33/3.77  thf(zip_derived_cl1243, plain,
% 21.33/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.77         X7 : $i, X8 : $i, X9 : $i, X10 : $i]:
% 21.33/3.77          (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 21.33/3.77           X6 @ X7 @ X8 @ X9 @ X10)),
% 21.33/3.77      inference('demod', [status(thm)],
% 21.33/3.77                [zip_derived_cl803, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.77                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.77                 zip_derived_cl1024, zip_derived_cl1051, zip_derived_cl1077, 
% 21.33/3.77                 zip_derived_cl1115, zip_derived_cl1151, zip_derived_cl1200])).
% 21.33/3.77  thf(zip_derived_cl1296, plain,
% 21.33/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.77         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 21.33/3.77         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i, 
% 21.33/3.77         X21 : $i, X22 : $i]:
% 21.33/3.77         (~ (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 21.33/3.77             X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11)
% 21.33/3.77          | ~ (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 21.33/3.77               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)
% 21.33/3.77          | ~ (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 21.33/3.77               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)
% 21.33/3.77          | ~ (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 21.33/3.77               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)
% 21.33/3.77          | ~ (ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 21.33/3.77               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 21.33/3.77               X14 @ X15)
% 21.33/3.77          | ~ (ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 21.33/3.77               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 21.33/3.77               X14 @ X15 @ X16)
% 21.33/3.77          | ~ (ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 21.33/3.77               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 21.33/3.77               X14 @ X15 @ X16 @ X17)
% 21.33/3.77          | ~ (ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 21.33/3.77               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 21.33/3.77               X14 @ X15 @ X16 @ X17 @ X18)
% 21.33/3.77          | ~ (ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 21.33/3.77               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 21.33/3.77               X14 @ X15 @ X16 @ X17 @ X18 @ X19)
% 21.33/3.77          | ~ (ssNder1_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 21.33/3.77               X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 21.33/3.77               X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20)
% 21.33/3.77          | ~ (ssNder1_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 21.33/3.77               X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 21.33/3.77               X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21)
% 21.33/3.77          | ~ (ssPv5_24r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 21.33/3.77               X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 21.33/3.77               X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21 @ X22 @ 
% 21.33/3.77               skc25))),
% 21.33/3.77      inference('demod', [status(thm)],
% 21.33/3.77                [zip_derived_cl336, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.77                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.77                 zip_derived_cl1024, zip_derived_cl1051, zip_derived_cl1077, 
% 21.33/3.77                 zip_derived_cl1115, zip_derived_cl1151, zip_derived_cl1200, 
% 21.33/3.77                 zip_derived_cl1243])).
% 21.33/3.77  thf(zip_derived_cl1302, plain,
% 21.33/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.77         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i]:
% 21.33/3.77          (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 21.33/3.77           X6 @ X7 @ X8 @ X9 @ X10 @ X11)),
% 21.33/3.77      inference('demod', [status(thm)],
% 21.33/3.77                [zip_derived_cl777, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.77                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.77                 zip_derived_cl1024, zip_derived_cl1051, zip_derived_cl1077, 
% 21.33/3.77                 zip_derived_cl1115, zip_derived_cl1151, zip_derived_cl1200, 
% 21.33/3.77                 zip_derived_cl1243])).
% 21.33/3.77  thf(zip_derived_cl1315, plain,
% 21.33/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.77         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 21.33/3.77         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i, 
% 21.33/3.77         X21 : $i, X22 : $i]:
% 21.33/3.77         (~ (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 21.33/3.77             X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)
% 21.33/3.77          | ~ (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 21.33/3.77               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)
% 21.33/3.77          | ~ (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 21.33/3.77               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)
% 21.33/3.77          | ~ (ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 21.33/3.77               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 21.33/3.77               X14 @ X15)
% 21.33/3.77          | ~ (ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 21.33/3.77               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 21.33/3.77               X14 @ X15 @ X16)
% 21.33/3.77          | ~ (ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 21.33/3.77               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 21.33/3.77               X14 @ X15 @ X16 @ X17)
% 21.33/3.77          | ~ (ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 21.33/3.77               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 21.33/3.77               X14 @ X15 @ X16 @ X17 @ X18)
% 21.33/3.77          | ~ (ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 21.33/3.77               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 21.33/3.77               X14 @ X15 @ X16 @ X17 @ X18 @ X19)
% 21.33/3.77          | ~ (ssNder1_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 21.33/3.77               X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 21.33/3.77               X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20)
% 21.33/3.77          | ~ (ssNder1_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 21.33/3.77               X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 21.33/3.77               X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21)
% 21.33/3.77          | ~ (ssPv5_24r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 21.33/3.77               X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 21.33/3.77               X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21 @ X22 @ 
% 21.33/3.77               skc25))),
% 21.33/3.77      inference('demod', [status(thm)],
% 21.33/3.77                [zip_derived_cl1296, zip_derived_cl1302])).
% 21.33/3.77  thf(zip_derived_cl1364, plain,
% 21.33/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.77         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i]:
% 21.33/3.77          (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 21.33/3.77           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)),
% 21.33/3.77      inference('demod', [status(thm)],
% 21.33/3.77                [zip_derived_cl742, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.77                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.77                 zip_derived_cl1024, zip_derived_cl1051, zip_derived_cl1077, 
% 21.33/3.77                 zip_derived_cl1115, zip_derived_cl1151, zip_derived_cl1200, 
% 21.33/3.77                 zip_derived_cl1243, zip_derived_cl1302])).
% 21.33/3.77  thf(zip_derived_cl1374, plain,
% 21.33/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.77         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 21.33/3.77         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i, 
% 21.33/3.77         X21 : $i, X22 : $i]:
% 21.33/3.77         (~ (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 21.33/3.77             X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)
% 21.33/3.77          | ~ (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 21.33/3.77               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)
% 21.33/3.77          | ~ (ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 21.33/3.77               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 21.33/3.77               X14 @ X15)
% 21.33/3.77          | ~ (ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 21.33/3.77               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 21.33/3.77               X14 @ X15 @ X16)
% 21.33/3.77          | ~ (ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 21.33/3.77               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 21.33/3.77               X14 @ X15 @ X16 @ X17)
% 21.33/3.77          | ~ (ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 21.33/3.77               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 21.33/3.77               X14 @ X15 @ X16 @ X17 @ X18)
% 21.33/3.77          | ~ (ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 21.33/3.77               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 21.33/3.77               X14 @ X15 @ X16 @ X17 @ X18 @ X19)
% 21.33/3.77          | ~ (ssNder1_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 21.33/3.77               X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 21.33/3.77               X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20)
% 21.33/3.77          | ~ (ssNder1_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 21.33/3.77               X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 21.33/3.77               X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21)
% 21.33/3.77          | ~ (ssPv5_24r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 21.33/3.77               X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 21.33/3.77               X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21 @ X22 @ 
% 21.33/3.77               skc25))),
% 21.33/3.77      inference('demod', [status(thm)],
% 21.33/3.77                [zip_derived_cl1315, zip_derived_cl1364])).
% 21.33/3.77  thf(zip_derived_cl1429, plain,
% 21.33/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.77         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i]:
% 21.33/3.77          (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 21.33/3.77           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)),
% 21.33/3.77      inference('demod', [status(thm)],
% 21.33/3.77                [zip_derived_cl712, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.77                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.77                 zip_derived_cl1024, zip_derived_cl1051, zip_derived_cl1077, 
% 21.33/3.77                 zip_derived_cl1115, zip_derived_cl1151, zip_derived_cl1200, 
% 21.33/3.77                 zip_derived_cl1243, zip_derived_cl1302, zip_derived_cl1364])).
% 21.33/3.77  thf(zip_derived_cl1438, plain,
% 21.33/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.77         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 21.33/3.77         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i, 
% 21.33/3.77         X21 : $i, X22 : $i]:
% 21.33/3.77         (~ (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 21.33/3.77             X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)
% 21.33/3.77          | ~ (ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 21.33/3.77               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 21.33/3.77               X14 @ X15)
% 21.33/3.77          | ~ (ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 21.33/3.77               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 21.33/3.77               X14 @ X15 @ X16)
% 21.33/3.77          | ~ (ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 21.33/3.77               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 21.33/3.77               X14 @ X15 @ X16 @ X17)
% 21.33/3.77          | ~ (ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 21.33/3.77               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 21.33/3.77               X14 @ X15 @ X16 @ X17 @ X18)
% 21.33/3.77          | ~ (ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 21.33/3.77               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 21.33/3.77               X14 @ X15 @ X16 @ X17 @ X18 @ X19)
% 21.33/3.77          | ~ (ssNder1_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 21.33/3.77               X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 21.33/3.77               X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20)
% 21.33/3.77          | ~ (ssNder1_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 21.33/3.77               X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 21.33/3.77               X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21)
% 21.33/3.77          | ~ (ssPv5_24r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 21.33/3.77               X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 21.33/3.77               X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21 @ X22 @ 
% 21.33/3.77               skc25))),
% 21.33/3.77      inference('demod', [status(thm)],
% 21.33/3.77                [zip_derived_cl1374, zip_derived_cl1429])).
% 21.33/3.77  thf(zip_derived_cl1494, plain,
% 21.33/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.77         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 21.33/3.77         X14 : $i]:
% 21.33/3.77          (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 21.33/3.77           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)),
% 21.33/3.77      inference('demod', [status(thm)],
% 21.33/3.77                [zip_derived_cl677, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.77                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.77                 zip_derived_cl1024, zip_derived_cl1051, zip_derived_cl1077, 
% 21.33/3.77                 zip_derived_cl1115, zip_derived_cl1151, zip_derived_cl1200, 
% 21.33/3.77                 zip_derived_cl1243, zip_derived_cl1302, zip_derived_cl1364, 
% 21.33/3.77                 zip_derived_cl1429])).
% 21.33/3.77  thf(zip_derived_cl1502, plain,
% 21.33/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.77         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 21.33/3.77         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i, 
% 21.33/3.77         X21 : $i, X22 : $i]:
% 21.33/3.77         (~ (ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 21.33/3.77             X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15)
% 21.33/3.77          | ~ (ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 21.33/3.77               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 21.33/3.77               X14 @ X15 @ X16)
% 21.33/3.77          | ~ (ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 21.33/3.77               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 21.33/3.77               X14 @ X15 @ X16 @ X17)
% 21.33/3.77          | ~ (ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 21.33/3.77               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 21.33/3.77               X14 @ X15 @ X16 @ X17 @ X18)
% 21.33/3.77          | ~ (ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 21.33/3.77               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 21.33/3.77               X14 @ X15 @ X16 @ X17 @ X18 @ X19)
% 21.33/3.77          | ~ (ssNder1_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 21.33/3.77               X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 21.33/3.77               X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20)
% 21.33/3.77          | ~ (ssNder1_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 21.33/3.77               X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 21.33/3.77               X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21)
% 21.33/3.77          | ~ (ssPv5_24r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 21.33/3.77               X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 21.33/3.77               X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21 @ X22 @ 
% 21.33/3.77               skc25))),
% 21.33/3.77      inference('demod', [status(thm)],
% 21.33/3.77                [zip_derived_cl1438, zip_derived_cl1494])).
% 21.33/3.77  thf(zip_derived_cl1555, plain,
% 21.33/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.77         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 21.33/3.77         X14 : $i, X15 : $i]:
% 21.33/3.77          (ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 21.33/3.77           X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15)),
% 21.33/3.77      inference('demod', [status(thm)],
% 21.33/3.77                [zip_derived_cl635, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.77                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.77                 zip_derived_cl1024, zip_derived_cl1051, zip_derived_cl1077, 
% 21.33/3.77                 zip_derived_cl1115, zip_derived_cl1151, zip_derived_cl1200, 
% 21.33/3.77                 zip_derived_cl1243, zip_derived_cl1302, zip_derived_cl1364, 
% 21.33/3.77                 zip_derived_cl1429, zip_derived_cl1494])).
% 21.33/3.77  thf(zip_derived_cl1562, plain,
% 21.33/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.77         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 21.33/3.77         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i, 
% 21.33/3.77         X21 : $i, X22 : $i]:
% 21.33/3.77         (~ (ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 21.33/3.77             X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 21.33/3.77             X15 @ X16)
% 21.33/3.77          | ~ (ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 21.33/3.77               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 21.33/3.77               X14 @ X15 @ X16 @ X17)
% 21.33/3.77          | ~ (ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 21.33/3.77               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 21.33/3.77               X14 @ X15 @ X16 @ X17 @ X18)
% 21.33/3.77          | ~ (ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 21.33/3.77               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 21.33/3.77               X14 @ X15 @ X16 @ X17 @ X18 @ X19)
% 21.33/3.77          | ~ (ssNder1_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 21.33/3.77               X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 21.33/3.77               X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20)
% 21.33/3.77          | ~ (ssNder1_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 21.33/3.77               X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 21.33/3.77               X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21)
% 21.33/3.77          | ~ (ssPv5_24r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 21.33/3.77               X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 21.33/3.77               X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21 @ X22 @ 
% 21.33/3.77               skc25))),
% 21.33/3.77      inference('demod', [status(thm)],
% 21.33/3.77                [zip_derived_cl1502, zip_derived_cl1555])).
% 21.33/3.77  thf(zip_derived_cl1613, plain,
% 21.33/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.77         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 21.33/3.77         X14 : $i, X15 : $i, X16 : $i]:
% 21.33/3.77          (ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 21.33/3.77           X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ 
% 21.33/3.77           X16)),
% 21.33/3.77      inference('demod', [status(thm)],
% 21.33/3.77                [zip_derived_cl601, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.77                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.77                 zip_derived_cl1024, zip_derived_cl1051, zip_derived_cl1077, 
% 21.33/3.77                 zip_derived_cl1115, zip_derived_cl1151, zip_derived_cl1200, 
% 21.33/3.77                 zip_derived_cl1243, zip_derived_cl1302, zip_derived_cl1364, 
% 21.33/3.77                 zip_derived_cl1429, zip_derived_cl1494, zip_derived_cl1555])).
% 21.33/3.77  thf(zip_derived_cl1620, plain,
% 21.33/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.77         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 21.33/3.77         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i, 
% 21.33/3.77         X21 : $i, X22 : $i]:
% 21.33/3.77         (~ (ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 21.33/3.77             X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 21.33/3.77             X15 @ X16 @ X17)
% 21.33/3.77          | ~ (ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 21.33/3.77               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 21.33/3.77               X14 @ X15 @ X16 @ X17 @ X18)
% 21.33/3.77          | ~ (ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 21.33/3.77               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 21.33/3.77               X14 @ X15 @ X16 @ X17 @ X18 @ X19)
% 21.33/3.77          | ~ (ssNder1_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 21.33/3.77               X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 21.33/3.77               X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20)
% 21.33/3.77          | ~ (ssNder1_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 21.33/3.77               X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 21.33/3.77               X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21)
% 21.33/3.77          | ~ (ssPv5_24r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 21.33/3.77               X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 21.33/3.77               X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21 @ X22 @ 
% 21.33/3.77               skc25))),
% 21.33/3.77      inference('demod', [status(thm)],
% 21.33/3.77                [zip_derived_cl1562, zip_derived_cl1613])).
% 21.33/3.77  thf(zip_derived_cl1683, plain,
% 21.33/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.77         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 21.33/3.77         X14 : $i, X15 : $i, X16 : $i, X17 : $i]:
% 21.33/3.77          (ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 21.33/3.77           X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 21.33/3.77           X15 @ X16 @ X17)),
% 21.33/3.77      inference('demod', [status(thm)],
% 21.33/3.77                [zip_derived_cl564, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.77                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.77                 zip_derived_cl1024, zip_derived_cl1051, zip_derived_cl1077, 
% 21.33/3.77                 zip_derived_cl1115, zip_derived_cl1151, zip_derived_cl1200, 
% 21.33/3.77                 zip_derived_cl1243, zip_derived_cl1302, zip_derived_cl1364, 
% 21.33/3.77                 zip_derived_cl1429, zip_derived_cl1494, zip_derived_cl1555, 
% 21.33/3.77                 zip_derived_cl1613])).
% 21.33/3.77  thf(zip_derived_cl1690, plain,
% 21.33/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.77         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 21.33/3.77         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i, 
% 21.33/3.77         X21 : $i, X22 : $i]:
% 21.33/3.77         (~ (ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 21.33/3.77             X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 21.33/3.77             X15 @ X16 @ X17 @ X18)
% 21.33/3.77          | ~ (ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 21.33/3.77               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 21.33/3.77               X14 @ X15 @ X16 @ X17 @ X18 @ X19)
% 21.33/3.77          | ~ (ssNder1_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 21.33/3.77               X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 21.33/3.77               X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20)
% 21.33/3.77          | ~ (ssNder1_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 21.33/3.77               X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 21.33/3.77               X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21)
% 21.33/3.77          | ~ (ssPv5_24r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 21.33/3.77               X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 21.33/3.77               X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21 @ X22 @ 
% 21.33/3.77               skc25))),
% 21.33/3.77      inference('demod', [status(thm)],
% 21.33/3.77                [zip_derived_cl1620, zip_derived_cl1683])).
% 21.33/3.77  thf(zip_derived_cl1752, plain,
% 21.33/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.77         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 21.33/3.77         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i]:
% 21.33/3.77          (ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 21.33/3.77           X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 21.33/3.77           X15 @ X16 @ X17 @ X18)),
% 21.33/3.77      inference('demod', [status(thm)],
% 21.33/3.77                [zip_derived_cl522, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.77                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.77                 zip_derived_cl1024, zip_derived_cl1051, zip_derived_cl1077, 
% 21.33/3.77                 zip_derived_cl1115, zip_derived_cl1151, zip_derived_cl1200, 
% 21.33/3.77                 zip_derived_cl1243, zip_derived_cl1302, zip_derived_cl1364, 
% 21.33/3.77                 zip_derived_cl1429, zip_derived_cl1494, zip_derived_cl1555, 
% 21.33/3.77                 zip_derived_cl1613, zip_derived_cl1683])).
% 21.33/3.77  thf(zip_derived_cl1758, plain,
% 21.33/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.77         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 21.33/3.77         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i, 
% 21.33/3.77         X21 : $i, X22 : $i]:
% 21.33/3.77         (~ (ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 21.33/3.77             X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 21.33/3.77             X14 @ X15 @ X16 @ X17 @ X18 @ X19)
% 21.33/3.77          | ~ (ssNder1_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 21.33/3.77               X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 21.33/3.77               X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20)
% 21.33/3.77          | ~ (ssNder1_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 21.33/3.77               X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 21.33/3.77               X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21)
% 21.33/3.77          | ~ (ssPv5_24r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 21.33/3.77               X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 21.33/3.77               X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21 @ X22 @ 
% 21.33/3.77               skc25))),
% 21.33/3.77      inference('demod', [status(thm)],
% 21.33/3.77                [zip_derived_cl1690, zip_derived_cl1752])).
% 21.33/3.77  thf(zip_derived_cl1822, plain,
% 21.33/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.77         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 21.33/3.77         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i]:
% 21.33/3.77          (ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 21.33/3.77           X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 21.33/3.77           X15 @ X16 @ X17 @ X18 @ X19)),
% 21.33/3.77      inference('demod', [status(thm)],
% 21.33/3.77                [zip_derived_cl478, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.77                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.77                 zip_derived_cl1024, zip_derived_cl1051, zip_derived_cl1077, 
% 21.33/3.77                 zip_derived_cl1115, zip_derived_cl1151, zip_derived_cl1200, 
% 21.33/3.77                 zip_derived_cl1243, zip_derived_cl1302, zip_derived_cl1364, 
% 21.33/3.77                 zip_derived_cl1429, zip_derived_cl1494, zip_derived_cl1555, 
% 21.33/3.77                 zip_derived_cl1613, zip_derived_cl1683, zip_derived_cl1752])).
% 21.33/3.77  thf(zip_derived_cl1825, plain,
% 21.33/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.77         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 21.33/3.77         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i, 
% 21.33/3.77         X21 : $i, X22 : $i]:
% 21.33/3.77         (~ (ssNder1_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 21.33/3.77             X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 21.33/3.77             X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20)
% 21.33/3.77          | ~ (ssNder1_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 21.33/3.77               X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 21.33/3.77               X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21)
% 21.33/3.77          | ~ (ssPv5_24r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 21.33/3.77               X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 21.33/3.77               X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21 @ X22 @ 
% 21.33/3.77               skc25))),
% 21.33/3.77      inference('demod', [status(thm)],
% 21.33/3.77                [zip_derived_cl1758, zip_derived_cl1822])).
% 21.33/3.77  thf(zip_derived_cl1890, plain,
% 21.33/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.77         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 21.33/3.77         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i]:
% 21.33/3.77          (ssNder1_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 21.33/3.77           X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 21.33/3.77           X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20)),
% 21.33/3.77      inference('demod', [status(thm)],
% 21.33/3.77                [zip_derived_cl432, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.77                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.77                 zip_derived_cl1024, zip_derived_cl1051, zip_derived_cl1077, 
% 21.33/3.77                 zip_derived_cl1115, zip_derived_cl1151, zip_derived_cl1200, 
% 21.33/3.77                 zip_derived_cl1243, zip_derived_cl1302, zip_derived_cl1364, 
% 21.33/3.77                 zip_derived_cl1429, zip_derived_cl1494, zip_derived_cl1555, 
% 21.33/3.77                 zip_derived_cl1613, zip_derived_cl1683, zip_derived_cl1752, 
% 21.33/3.77                 zip_derived_cl1822])).
% 21.33/3.77  thf(zip_derived_cl1892, plain,
% 21.33/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.77         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 21.33/3.77         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i, 
% 21.33/3.77         X21 : $i, X22 : $i]:
% 21.33/3.77         (~ (ssNder1_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 21.33/3.77             X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 21.33/3.77             X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21)
% 21.33/3.77          | ~ (ssPv5_24r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 21.33/3.77               X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 21.33/3.77               X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21 @ X22 @ 
% 21.33/3.77               skc25))),
% 21.33/3.77      inference('demod', [status(thm)],
% 21.33/3.77                [zip_derived_cl1825, zip_derived_cl1890])).
% 21.33/3.77  thf(zip_derived_cl1956, plain,
% 21.33/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.77         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 21.33/3.77         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i, 
% 21.33/3.77         X21 : $i]:
% 21.33/3.77          (ssNder1_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 21.33/3.77           X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 21.33/3.77           X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21)),
% 21.33/3.77      inference('demod', [status(thm)],
% 21.33/3.77                [zip_derived_cl387, zip_derived_cl967, zip_derived_cl973, 
% 21.33/3.77                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl999, 
% 21.33/3.77                 zip_derived_cl1024, zip_derived_cl1051, zip_derived_cl1077, 
% 21.33/3.77                 zip_derived_cl1115, zip_derived_cl1151, zip_derived_cl1200, 
% 21.33/3.77                 zip_derived_cl1243, zip_derived_cl1302, zip_derived_cl1364, 
% 21.33/3.77                 zip_derived_cl1429, zip_derived_cl1494, zip_derived_cl1555, 
% 21.33/3.77                 zip_derived_cl1613, zip_derived_cl1683, zip_derived_cl1752, 
% 21.33/3.77                 zip_derived_cl1822, zip_derived_cl1890])).
% 21.33/3.77  thf(zip_derived_cl1957, plain,
% 21.33/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 21.33/3.77         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 21.33/3.77         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i, 
% 21.33/3.77         X21 : $i, X22 : $i]:
% 21.33/3.77         ~ (ssPv5_24r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 21.33/3.77            X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 21.33/3.77            X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21 @ X22 @ skc25)),
% 21.33/3.77      inference('demod', [status(thm)],
% 21.33/3.77                [zip_derived_cl1892, zip_derived_cl1956])).
% 21.33/3.77  thf(zip_derived_cl2542, plain,
% 21.33/3.77      (![X10 : $i, X11 : $i, X12 : $i, X13 : $i, X14 : $i, X15 : $i, X16 : $i, 
% 21.33/3.77         X17 : $i, X18 : $i, X19 : $i, X20 : $i, X21 : $i, X22 : $i]:
% 21.33/3.77          (ssPv16_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X22 @ X21 @ X20 @ X19 @ X18 @ 
% 21.33/3.77           X17 @ X16 @ X15 @ X14 @ X13 @ X12 @ X11 @ X10)),
% 21.33/3.77      inference('sup-', [status(thm)], [zip_derived_cl2541, zip_derived_cl1957])).
% 21.33/3.77  thf(zip_derived_cl2543, plain, ($false),
% 21.33/3.77      inference('demod', [status(thm)],
% 21.33/3.77                [zip_derived_cl1244, zip_derived_cl2542])).
% 21.33/3.77  
% 21.33/3.77  % SZS output end Refutation
% 21.33/3.77  
% 21.33/3.77  
% 21.33/3.77  % Terminating...
% 21.83/3.93  % Runner terminated.
% 21.83/3.94  % Zipperpin 1.5 exiting
%------------------------------------------------------------------------------