Zipperpin---2.1.9999.UNS-Ref.s

%------------------------------------------------------------------------------
% File     : Zipperpin---2.1.9999
% Problem  : SYN837-1 : TPTP v9.2.0. Released v2.5.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : python3 /export/starexec/sandbox/solver/bin/portfolio.lams.parallel.py %s %d /export/starexec/sandbox/tmp/tmp.tK0OLnwlVM true

% Computer : n026.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 : Thu Oct  2 05:05:47 PM UTC 2025

% Result   : Unsatisfiable 44.27s 6.94s
% Output   : Refutation 44.27s
% Verified : 
% SZS Type : -

% Comments : 
%------------------------------------------------------------------------------
%----WARNING: Could not form TPTP format derivation
%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.07/0.14  % Problem  : SYN837-1 : TPTP v9.2.0. Released v2.5.0.
% 0.07/0.15  % Command  : python3 /export/starexec/sandbox/solver/bin/portfolio.lams.parallel.py %s %d /export/starexec/sandbox/tmp/tmp.tK0OLnwlVM true
% 0.13/0.36  % Computer : n026.cluster.edu
% 0.13/0.36  % Model    : x86_64 x86_64
% 0.13/0.36  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.13/0.36  % Memory   : 8042.1875MB
% 0.13/0.36  % OS       : Linux 3.10.0-693.el7.x86_64
% 0.13/0.36  % CPULimit : 300
% 0.13/0.36  % WCLimit  : 300
% 0.13/0.36  % DateTime : Wed Oct  1 13:40:23 EDT 2025
% 0.13/0.36  % CPUTime  : 
% 0.13/0.36  % Running portfolio for 300 s
% 0.13/0.36  % File         : /export/starexec/sandbox/benchmark/theBenchmark.p
% 0.13/0.37  % Number of cores: 8
% 0.13/0.37  % Python version: Python 3.6.8
% 0.13/0.37  % Running in FO mode
% 0.53/0.64  % Total configuration time : 435
% 0.53/0.64  % Estimated wc time : 1092
% 0.53/0.64  % Estimated cpu time (7 cpus) : 156.0
% 0.55/0.74  % /export/starexec/sandbox/solver/bin/fo/fo6_bce.sh running for 75s
% 0.55/0.75  % /export/starexec/sandbox/solver/bin/fo/fo3_bce.sh running for 75s
% 0.55/0.75  % /export/starexec/sandbox/solver/bin/fo/fo1_av.sh running for 75s
% 0.55/0.75  % /export/starexec/sandbox/solver/bin/fo/fo7.sh running for 63s
% 0.55/0.75  % /export/starexec/sandbox/solver/bin/fo/fo13.sh running for 50s
% 0.55/0.76  % /export/starexec/sandbox/solver/bin/fo/fo5.sh running for 50s
% 0.55/0.76  % /export/starexec/sandbox/solver/bin/fo/fo4.sh running for 50s
% 44.27/6.94  % Solved by fo/fo7.sh.
% 44.27/6.94  % done 1483 iterations in 5.832s
% 44.27/6.94  % SZS status Theorem for '/export/starexec/sandbox/benchmark/theBenchmark.p'
% 44.27/6.94  % SZS output start Refutation
% 44.27/6.94  thf(ssPv28_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1_type, type, 
% 44.27/6.94      ssPv28_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1: $i > $i > $i > 
% 44.27/6.94                                                             $i > $i > $i > 
% 44.27/6.94                                                             $i > $i > $i > 
% 44.27/6.94                                                             $i > $i > $i > 
% 44.27/6.94                                                             $i > $i > $i > 
% 44.27/6.94                                                             $i > $i > $i > 
% 44.27/6.94                                                             $i > $i > $i > $i > $o).
% 44.27/6.94  thf(ssPv8_27r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1_type, type, 
% 44.27/6.94      ssPv8_27r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1: $i > 
% 44.27/6.94                                                                      $i > 
% 44.27/6.94                                                                      $i > 
% 44.27/6.94                                                                      $i > 
% 44.27/6.94                                                                      $i > 
% 44.27/6.94                                                                      $i > 
% 44.27/6.94                                                                      $i > 
% 44.27/6.94                                                                      $i > 
% 44.27/6.94                                                                      $i > 
% 44.27/6.94                                                                      $i > 
% 44.27/6.94                                                                      $i > 
% 44.27/6.94                                                                      $i > 
% 44.27/6.94                                                                      $i > 
% 44.27/6.94                                                                      $i > 
% 44.27/6.94                                                                      $i > 
% 44.27/6.94                                                                      $i > 
% 44.27/6.94                                                                      $i > 
% 44.27/6.94                                                                      $i > 
% 44.27/6.94                                                                      $i > 
% 44.27/6.94                                                                      $i > 
% 44.27/6.94                                                                      $i > 
% 44.27/6.94                                                                      $i > 
% 44.27/6.94                                                                      $i > 
% 44.27/6.94                                                                      $i > 
% 44.27/6.94                                                                      $i > 
% 44.27/6.94                                                                      $i > $i > $o).
% 44.27/6.94  thf(skc27_type, type, skc27: $i).
% 44.27/6.94  thf(ssNder1_1r1_type, type, ssNder1_1r1: $i > $o).
% 44.27/6.94  thf(ssPv20_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1_type, type, ssPv20_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1: 
% 44.27/6.94      $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > 
% 44.27/6.94      $i > $i > $i > $i > $i > $i > $i > $o).
% 44.27/6.94  thf(ssPv24_5r1r1r1r1r1_type, type, ssPv24_5r1r1r1r1r1: $i > $i > $i > $i > $i > $o).
% 44.27/6.94  thf(ssPv11_23r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1_type, type, 
% 44.27/6.94      ssPv11_23r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1: $i > $i > $i > 
% 44.27/6.94                                                               $i > $i > $i > 
% 44.27/6.94                                                               $i > $i > $i > 
% 44.27/6.94                                                               $i > $i > $i > 
% 44.27/6.94                                                               $i > $i > $i > 
% 44.27/6.94                                                               $i > $i > $i > 
% 44.27/6.94                                                               $i > $i > $i > 
% 44.27/6.94                                                               $i > $i > $o).
% 44.27/6.94  thf(ssPv23_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1_type, type, 
% 44.27/6.94      ssPv23_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1: $i > $i > $i > 
% 44.27/6.94                                                             $i > $i > $i > 
% 44.27/6.94                                                             $i > $i > $i > 
% 44.27/6.94                                                             $i > $i > $i > 
% 44.27/6.94                                                             $i > $i > $i > 
% 44.27/6.94                                                             $i > $i > $i > 
% 44.27/6.94                                                             $i > $i > $i > $i > $o).
% 44.27/6.94  thf(ssPv22_7r1r1r1r1r1r1r1_type, type, ssPv22_7r1r1r1r1r1r1r1: $i > $i > 
% 44.27/6.94                                                                 $i > $i > 
% 44.27/6.94                                                                 $i > $i > $i > $o).
% 44.27/6.94  thf(ssPv6_23r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1_type, type, 
% 44.27/6.94      ssPv6_23r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1: $i > $i > $i > 
% 44.27/6.94                                                              $i > $i > $i > 
% 44.27/6.94                                                              $i > $i > $i > 
% 44.27/6.94                                                              $i > $i > $i > 
% 44.27/6.94                                                              $i > $i > $i > 
% 44.27/6.94                                                              $i > $i > $i > 
% 44.27/6.94                                                              $i > $i > $i > 
% 44.27/6.94                                                              $i > $i > $o).
% 44.27/6.94  thf(ssPv23_27r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1_type, type, 
% 44.27/6.94      ssPv23_27r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1: 
% 44.27/6.94      $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > 
% 44.27/6.94      $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $o).
% 44.27/6.94  thf(ssNder1_25r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1_type, type, 
% 44.27/6.94      ssNder1_25r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1: $i > $i > 
% 44.27/6.94                                                                    $i > $i > 
% 44.27/6.94                                                                    $i > $i > 
% 44.27/6.94                                                                    $i > $i > 
% 44.27/6.94                                                                    $i > $i > 
% 44.27/6.94                                                                    $i > $i > 
% 44.27/6.94                                                                    $i > $i > 
% 44.27/6.94                                                                    $i > $i > 
% 44.27/6.94                                                                    $i > $i > 
% 44.27/6.94                                                                    $i > $i > 
% 44.27/6.94                                                                    $i > $i > 
% 44.27/6.94                                                                    $i > $i > 
% 44.27/6.94                                                                    $i > $o).
% 44.27/6.94  thf(ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1_type, type, ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1: 
% 44.27/6.94      $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $o).
% 44.27/6.94  thf(ssPv18_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1_type, type, ssPv18_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1: 
% 44.27/6.94      $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > 
% 44.27/6.94      $i > $i > $i > $i > $i > $o).
% 44.27/6.94  thf(ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1_type, type, ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1: 
% 44.27/6.94      $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > 
% 44.27/6.94      $i > $i > $i > $i > $o).
% 44.27/6.94  thf(skc43_type, type, skc43: $i).
% 44.27/6.94  thf(ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1_type, type, ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1: 
% 44.27/6.94      $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > 
% 44.27/6.94      $i > $i > $i > $i > $i > $o).
% 44.27/6.94  thf(ssPv22_27r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1_type, type, 
% 44.27/6.94      ssPv22_27r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1: 
% 44.27/6.94      $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > 
% 44.27/6.94      $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $o).
% 44.27/6.94  thf(ssNder1_26r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1_type, type, 
% 44.27/6.94      ssNder1_26r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1: $i > 
% 44.27/6.94                                                                      $i > 
% 44.27/6.94                                                                      $i > 
% 44.27/6.94                                                                      $i > 
% 44.27/6.94                                                                      $i > 
% 44.27/6.94                                                                      $i > 
% 44.27/6.94                                                                      $i > 
% 44.27/6.94                                                                      $i > 
% 44.27/6.94                                                                      $i > 
% 44.27/6.94                                                                      $i > 
% 44.27/6.94                                                                      $i > 
% 44.27/6.94                                                                      $i > 
% 44.27/6.94                                                                      $i > 
% 44.27/6.94                                                                      $i > 
% 44.27/6.94                                                                      $i > 
% 44.27/6.94                                                                      $i > 
% 44.27/6.94                                                                      $i > 
% 44.27/6.95                                                                      $i > 
% 44.27/6.95                                                                      $i > 
% 44.27/6.95                                                                      $i > 
% 44.27/6.95                                                                      $i > 
% 44.27/6.95                                                                      $i > 
% 44.27/6.95                                                                      $i > 
% 44.27/6.95                                                                      $i > 
% 44.27/6.95                                                                      $i > $i > $o).
% 44.27/6.95  thf(skc38_type, type, skc38: $i).
% 44.27/6.95  thf(ssPv7_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1_type, type, 
% 44.27/6.95      ssPv7_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1: $i > $i > $i > 
% 44.27/6.95                                                            $i > $i > $i > 
% 44.27/6.95                                                            $i > $i > $i > 
% 44.27/6.95                                                            $i > $i > $i > 
% 44.27/6.95                                                            $i > $i > $i > 
% 44.27/6.95                                                            $i > $i > $i > 
% 44.27/6.95                                                            $i > $i > $i > $i > $o).
% 44.27/6.95  thf(ssPv15_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1_type, type, ssPv15_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1: 
% 44.27/6.95      $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > 
% 44.27/6.95      $i > $i > $o).
% 44.27/6.95  thf(ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1_type, type, ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1: 
% 44.27/6.95      $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $o).
% 44.27/6.95  thf(ssPv25_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1_type, type, 
% 44.27/6.95      ssPv25_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1: $i > $i > $i > 
% 44.27/6.95                                                             $i > $i > $i > 
% 44.27/6.95                                                             $i > $i > $i > 
% 44.27/6.95                                                             $i > $i > $i > 
% 44.27/6.95                                                             $i > $i > $i > 
% 44.27/6.95                                                             $i > $i > $i > 
% 44.27/6.95                                                             $i > $i > $i > $i > $o).
% 44.27/6.95  thf(ssNder1_5r1r1r1r1r1_type, type, ssNder1_5r1r1r1r1r1: $i > $i > $i > $i > 
% 44.27/6.95                                                           $i > $o).
% 44.27/6.95  thf(ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1_type, type, ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1: 
% 44.27/6.95      $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > 
% 44.27/6.95      $i > $i > $o).
% 44.27/6.95  thf(ssPv18_11r1r1r1r1r1r1r1r1r1r1r1_type, type, ssPv18_11r1r1r1r1r1r1r1r1r1r1r1: 
% 44.27/6.95      $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $o).
% 44.27/6.95  thf(ssPv14_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1_type, type, ssPv14_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1: 
% 44.27/6.95      $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $o).
% 44.27/6.95  thf(skc45_type, type, skc45: $i).
% 44.27/6.95  thf(ssPv9_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1_type, type, 
% 44.27/6.95      ssPv9_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1: $i > $i > $i > 
% 44.27/6.95                                                            $i > $i > $i > 
% 44.27/6.95                                                            $i > $i > $i > 
% 44.27/6.95                                                            $i > $i > $i > 
% 44.27/6.95                                                            $i > $i > $i > 
% 44.27/6.95                                                            $i > $i > $i > 
% 44.27/6.95                                                            $i > $i > $i > $i > $o).
% 44.27/6.95  thf(skc34_type, type, skc34: $i).
% 44.27/6.95  thf(ssPv13_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1_type, type, ssPv13_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1: 
% 44.27/6.95      $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > 
% 44.27/6.95      $i > $i > $i > $i > $i > $i > $i > $o).
% 44.27/6.95  thf(skc32_type, type, skc32: $i).
% 44.27/6.95  thf(skc47_type, type, skc47: $i).
% 44.27/6.95  thf(ssPv9_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1_type, type, ssPv9_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1: 
% 44.27/6.95      $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > 
% 44.27/6.95      $i > $i > $i > $i > $i > $i > $o).
% 44.27/6.95  thf(ssPv24_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1_type, type, ssPv24_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1: 
% 44.27/6.95      $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > 
% 44.27/6.95      $i > $i > $i > $i > $i > $i > $o).
% 44.27/6.95  thf(ssPv17_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1_type, type, ssPv17_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1: 
% 44.27/6.95      $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > 
% 44.27/6.95      $i > $i > $o).
% 44.27/6.95  thf(ssPv11_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1_type, type, ssPv11_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1: 
% 44.27/6.95      $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > 
% 44.27/6.95      $i > $i > $i > $i > $o).
% 44.27/6.95  thf(ssPv22_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1_type, type, ssPv22_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1: 
% 44.27/6.95      $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $o).
% 44.27/6.95  thf(skc36_type, type, skc36: $i).
% 44.27/6.95  thf(skc39_type, type, skc39: $i).
% 44.27/6.95  thf(ssPv28_27r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1_type, type, 
% 44.27/6.95      ssPv28_27r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1: 
% 44.27/6.95      $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > 
% 44.27/6.95      $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $o).
% 44.27/6.95  thf(ssPv20_23r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1_type, type, 
% 44.27/6.95      ssPv20_23r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1: $i > $i > $i > 
% 44.27/6.95                                                               $i > $i > $i > 
% 44.27/6.95                                                               $i > $i > $i > 
% 44.27/6.95                                                               $i > $i > $i > 
% 44.27/6.95                                                               $i > $i > $i > 
% 44.27/6.95                                                               $i > $i > $i > 
% 44.27/6.95                                                               $i > $i > $i > 
% 44.27/6.95                                                               $i > $i > $o).
% 44.27/6.95  thf(ssNder1_24r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1_type, type, 
% 44.27/6.95      ssNder1_24r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1: $i > $i > 
% 44.27/6.95                                                                  $i > $i > 
% 44.27/6.95                                                                  $i > $i > 
% 44.27/6.95                                                                  $i > $i > 
% 44.27/6.95                                                                  $i > $i > 
% 44.27/6.95                                                                  $i > $i > 
% 44.27/6.95                                                                  $i > $i > 
% 44.27/6.95                                                                  $i > $i > 
% 44.27/6.95                                                                  $i > $i > 
% 44.27/6.95                                                                  $i > $i > 
% 44.27/6.95                                                                  $i > $i > 
% 44.27/6.95                                                                  $i > $i > $o).
% 44.27/6.95  thf(ssNder1_3r1r1r1_type, type, ssNder1_3r1r1r1: $i > $i > $i > $o).
% 44.27/6.95  thf(ssNder1_4r1r1r1r1_type, type, ssNder1_4r1r1r1r1: $i > $i > $i > $i > $o).
% 44.27/6.95  thf(ssPv16_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1_type, type, ssPv16_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1: 
% 44.27/6.95      $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > 
% 44.27/6.95      $i > $i > $i > $i > $i > $i > $i > $o).
% 44.27/6.95  thf(ssNder1_23r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1_type, type, 
% 44.27/6.95      ssNder1_23r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1: $i > $i > $i > 
% 44.27/6.95                                                                $i > $i > $i > 
% 44.27/6.95                                                                $i > $i > $i > 
% 44.27/6.95                                                                $i > $i > $i > 
% 44.27/6.95                                                                $i > $i > $i > 
% 44.27/6.95                                                                $i > $i > $i > 
% 44.27/6.95                                                                $i > $i > $i > 
% 44.27/6.95                                                                $i > $i > $o).
% 44.27/6.95  thf(ssPv10_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1_type, type, ssPv10_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1: 
% 44.27/6.95      $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > 
% 44.27/6.95      $i > $i > $i > $i > $i > $o).
% 44.27/6.95  thf(skc33_type, type, skc33: $i).
% 44.27/6.95  thf(ssPv11_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1_type, type, ssPv11_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1: 
% 44.27/6.95      $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > 
% 44.27/6.95      $i > $i > $i > $i > $i > $i > $o).
% 44.27/6.95  thf(ssPv15_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1_type, type, ssPv15_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1: 
% 44.27/6.95      $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $o).
% 44.27/6.95  thf(ssPv23_6r1r1r1r1r1r1_type, type, ssPv23_6r1r1r1r1r1r1: $i > $i > $i > 
% 44.27/6.95                                                             $i > $i > $i > $o).
% 44.27/6.95  thf(ssPv25_4r1r1r1r1_type, type, ssPv25_4r1r1r1r1: $i > $i > $i > $i > $o).
% 44.27/6.95  thf(ssNder1_7r1r1r1r1r1r1r1_type, type, ssNder1_7r1r1r1r1r1r1r1: $i > $i > 
% 44.27/6.95                                                                   $i > $i > 
% 44.27/6.95                                                                   $i > $i > $i > $o).
% 44.27/6.95  thf(ssPv2_27r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1_type, type, 
% 44.27/6.95      ssPv2_27r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1: $i > 
% 44.27/6.95                                                                      $i > 
% 44.27/6.95                                                                      $i > 
% 44.27/6.95                                                                      $i > 
% 44.27/6.95                                                                      $i > 
% 44.27/6.95                                                                      $i > 
% 44.27/6.95                                                                      $i > 
% 44.27/6.95                                                                      $i > 
% 44.27/6.95                                                                      $i > 
% 44.27/6.95                                                                      $i > 
% 44.27/6.95                                                                      $i > 
% 44.27/6.95                                                                      $i > 
% 44.27/6.95                                                                      $i > 
% 44.27/6.95                                                                      $i > 
% 44.27/6.95                                                                      $i > 
% 44.27/6.95                                                                      $i > 
% 44.27/6.95                                                                      $i > 
% 44.27/6.95                                                                      $i > 
% 44.27/6.95                                                                      $i > 
% 44.27/6.95                                                                      $i > 
% 44.27/6.95                                                                      $i > 
% 44.27/6.95                                                                      $i > 
% 44.27/6.95                                                                      $i > 
% 44.27/6.95                                                                      $i > 
% 44.27/6.95                                                                      $i > 
% 44.27/6.95                                                                      $i > $i > $o).
% 44.27/6.95  thf(ssPv10_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1_type, type, ssPv10_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1: 
% 44.27/6.95      $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > 
% 44.27/6.95      $i > $i > $i > $i > $i > $i > $i > $o).
% 44.27/6.95  thf(ssPv25_27r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1_type, type, 
% 44.27/6.95      ssPv25_27r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1: 
% 44.27/6.95      $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > 
% 44.27/6.95      $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $o).
% 44.27/6.95  thf(ssPv20_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1_type, type, ssPv20_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1: 
% 44.27/6.95      $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > 
% 44.27/6.95      $i > $i > $o).
% 44.27/6.95  thf(ssNder1_0_type, type, ssNder1_0: $o).
% 44.27/6.95  thf(skc35_type, type, skc35: $i).
% 44.27/6.95  thf(ssPv18_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1_type, type, ssPv18_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1: 
% 44.27/6.95      $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $o).
% 44.27/6.95  thf(ssPv16_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1_type, type, ssPv16_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1: 
% 44.27/6.95      $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > 
% 44.27/6.95      $i > $i > $i > $i > $i > $i > $o).
% 44.27/6.95  thf(ssNder1_8r1r1r1r1r1r1r1r1_type, type, ssNder1_8r1r1r1r1r1r1r1r1: 
% 44.27/6.95      $i > $i > $i > $i > $i > $i > $i > $i > $o).
% 44.27/6.95  thf(ssPv1_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1_type, type, ssPv1_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1: 
% 44.27/6.95      $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > 
% 44.27/6.95      $i > $i > $i > $i > $i > $i > $i > $o).
% 44.27/6.95  thf(ssPv16_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1_type, type, ssPv16_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1: 
% 44.27/6.95      $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > 
% 44.27/6.95      $i > $i > $i > $i > $i > $o).
% 44.27/6.95  thf(ssPv16_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1_type, type, 
% 44.27/6.95      ssPv16_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1: $i > $i > $i > 
% 44.27/6.95                                                             $i > $i > $i > 
% 44.27/6.95                                                             $i > $i > $i > 
% 44.27/6.95                                                             $i > $i > $i > 
% 44.27/6.95                                                             $i > $i > $i > 
% 44.27/6.95                                                             $i > $i > $i > 
% 44.27/6.95                                                             $i > $i > $i > $i > $o).
% 44.27/6.95  thf(ssPv14_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1_type, type, ssPv14_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1: 
% 44.27/6.95      $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > 
% 44.27/6.95      $i > $i > $i > $i > $i > $o).
% 44.27/6.95  thf(ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1_type, type, ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1: 
% 44.27/6.95      $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > 
% 44.27/6.95      $i > $i > $i > $o).
% 44.27/6.95  thf(ssNder1_6r1r1r1r1r1r1_type, type, ssNder1_6r1r1r1r1r1r1: $i > $i > $i > 
% 44.27/6.95                                                               $i > $i > $i > $o).
% 44.27/6.95  thf(ssPv15_23r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1_type, type, 
% 44.27/6.95      ssPv15_23r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1: $i > $i > $i > 
% 44.27/6.95                                                               $i > $i > $i > 
% 44.27/6.95                                                               $i > $i > $i > 
% 44.27/6.95                                                               $i > $i > $i > 
% 44.27/6.95                                                               $i > $i > $i > 
% 44.27/6.95                                                               $i > $i > $i > 
% 44.27/6.95                                                               $i > $i > $i > 
% 44.27/6.95                                                               $i > $i > $o).
% 44.27/6.95  thf(ssPv17_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1_type, type, ssPv17_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1: 
% 44.27/6.95      $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > 
% 44.27/6.95      $i > $i > $i > $i > $i > $i > $i > $o).
% 44.27/6.95  thf(skc30_type, type, skc30: $i).
% 44.27/6.95  thf(ssPv16_13r1r1r1r1r1r1r1r1r1r1r1r1r1_type, type, ssPv16_13r1r1r1r1r1r1r1r1r1r1r1r1r1: 
% 44.27/6.95      $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $o).
% 44.27/6.95  thf(ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1_type, type, ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1: 
% 44.27/6.95      $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > 
% 44.27/6.95      $i > $i > $i > $i > $i > $i > $o).
% 44.27/6.95  thf(ssNder1_9r1r1r1r1r1r1r1r1r1_type, type, ssNder1_9r1r1r1r1r1r1r1r1r1: 
% 44.27/6.95      $i > $i > $i > $i > $i > $i > $i > $i > $i > $o).
% 44.27/6.95  thf(ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1_type, type, ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1: 
% 44.27/6.95      $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $o).
% 44.27/6.95  thf(ssPv20_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1_type, type, ssPv20_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1: 
% 44.27/6.95      $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $o).
% 44.27/6.95  thf(ssPv16_27r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1_type, type, 
% 44.27/6.95      ssPv16_27r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1: 
% 44.27/6.95      $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > 
% 44.27/6.95      $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $o).
% 44.27/6.95  thf(ssPv13_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1_type, type, ssPv13_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1: 
% 44.27/6.95      $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > 
% 44.27/6.95      $i > $i > $o).
% 44.27/6.95  thf(ssPv18_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1_type, type, ssPv18_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1: 
% 44.27/6.95      $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > 
% 44.27/6.95      $i > $i > $i > $i > $i > $i > $i > $o).
% 44.27/6.95  thf(ssPv28_1r1_type, type, ssPv28_1r1: $i > $o).
% 44.27/6.95  thf(ssNder1_10r1r1r1r1r1r1r1r1r1r1_type, type, ssNder1_10r1r1r1r1r1r1r1r1r1r1: 
% 44.27/6.95      $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $o).
% 44.27/6.95  thf(ssPv17_12r1r1r1r1r1r1r1r1r1r1r1r1_type, type, ssPv17_12r1r1r1r1r1r1r1r1r1r1r1r1: 
% 44.27/6.95      $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $o).
% 44.27/6.95  thf(ssNder1_2r1r1_type, type, ssNder1_2r1r1: $i > $i > $o).
% 44.27/6.95  thf(ssPv20_9r1r1r1r1r1r1r1r1r1_type, type, ssPv20_9r1r1r1r1r1r1r1r1r1: 
% 44.27/6.95      $i > $i > $i > $i > $i > $i > $i > $i > $i > $o).
% 44.27/6.95  thf(ssNder1_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1_type, type, 
% 44.27/6.95      ssNder1_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1: $i > $i > $i > 
% 44.27/6.95                                                            $i > $i > $i > 
% 44.27/6.95                                                            $i > $i > $i > 
% 44.27/6.95                                                            $i > $i > $i > 
% 44.27/6.95                                                            $i > $i > $i > 
% 44.27/6.95                                                            $i > $i > $i > 
% 44.27/6.95                                                            $i > $i > $i > $o).
% 44.27/6.95  thf(ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1_type, type, ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1: 
% 44.27/6.95      $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $o).
% 44.27/6.95  thf(skc29_type, type, skc29: $i).
% 44.27/6.95  thf(ssNder1_11r1r1r1r1r1r1r1r1r1r1r1_type, type, ssNder1_11r1r1r1r1r1r1r1r1r1r1r1: 
% 44.27/6.95      $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $o).
% 44.27/6.95  thf(skc42_type, type, skc42: $i).
% 44.27/6.95  thf(ssPv8_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1_type, type, ssPv8_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1: 
% 44.27/6.95      $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > 
% 44.27/6.95      $i > $i > $i > $i > $i > $i > $i > $o).
% 44.27/6.95  thf(ssNder1_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1_type, type, 
% 44.27/6.95      ssNder1_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1: $i > $i > $i > 
% 44.27/6.95                                                              $i > $i > $i > 
% 44.27/6.95                                                              $i > $i > $i > 
% 44.27/6.95                                                              $i > $i > $i > 
% 44.27/6.95                                                              $i > $i > $i > 
% 44.27/6.95                                                              $i > $i > $i > 
% 44.27/6.95                                                              $i > $i > $i > $i > $o).
% 44.27/6.95  thf(clause20, conjecture,
% 44.27/6.95    (~( ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 44.27/6.95        ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 44.27/6.95        ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 44.27/6.95        ( ~( ssPv24_5r1r1r1r1r1 @ U @ V @ W @ X @ skc47 ) ) ))).
% 44.27/6.95  thf(zf_stmt_0, negated_conjecture,
% 44.27/6.95    (( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 44.27/6.95     ( ~( ssNder1_2r1r1 @ U @ V ) ) | ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 44.27/6.95     ( ~( ssPv24_5r1r1r1r1r1 @ U @ V @ W @ X @ skc47 ) )),
% 44.27/6.95    inference('cnf.neg', [status(esa)], [clause20])).
% 44.27/6.95  thf(zip_derived_cl908, plain,
% 44.27/6.95      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 44.27/6.95         (~ (ssNder1_0)
% 44.27/6.95          | ~ (ssNder1_1r1 @ X0)
% 44.27/6.95          | ~ (ssNder1_2r1r1 @ X0 @ X1)
% 44.27/6.95          | ~ (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)
% 44.27/6.95          | ~ (ssPv24_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ skc47))),
% 44.27/6.95      inference('cnf', [status(esa)], [zf_stmt_0])).
% 44.27/6.95  thf(clause1, conjecture, (~( ssNder1_0 ))).
% 44.27/6.95  thf(zf_stmt_1, negated_conjecture, (ssNder1_0),
% 44.27/6.95    inference('cnf.neg', [status(esa)], [clause1])).
% 44.27/6.95  thf(zip_derived_cl927, plain, ( (ssNder1_0)),
% 44.27/6.95      inference('cnf', [status(esa)], [zf_stmt_1])).
% 44.27/6.95  thf(zip_derived_cl932, plain,
% 44.27/6.95      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 44.27/6.95         (~ (ssNder1_1r1 @ X0)
% 44.27/6.95          | ~ (ssNder1_2r1r1 @ X0 @ X1)
% 44.27/6.95          | ~ (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)
% 44.27/6.95          | ~ (ssPv24_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ skc47))),
% 44.27/6.95      inference('demod', [status(thm)], [zip_derived_cl908, zip_derived_cl927])).
% 44.27/6.95  thf(clause2, conjecture, (~( ( ssNder1_1r1 @ U ) | ( ~( ssNder1_0 ) ) ))).
% 44.27/6.95  thf(zf_stmt_2, negated_conjecture,
% 44.27/6.95    (( ssNder1_1r1 @ U ) | ( ~( ssNder1_0 ) )),
% 44.27/6.95    inference('cnf.neg', [status(esa)], [clause2])).
% 44.27/6.95  thf(zip_derived_cl926, plain,
% 44.27/6.95      (![X0 : $i]: ( (ssNder1_1r1 @ X0) | ~ (ssNder1_0))),
% 44.27/6.95      inference('cnf', [status(esa)], [zf_stmt_2])).
% 44.27/6.95  thf(zip_derived_cl927, plain, ( (ssNder1_0)),
% 44.27/6.95      inference('cnf', [status(esa)], [zf_stmt_1])).
% 44.27/6.95  thf(zip_derived_cl933, plain, (![X0 : $i]:  (ssNder1_1r1 @ X0)),
% 44.27/6.95      inference('demod', [status(thm)], [zip_derived_cl926, zip_derived_cl927])).
% 44.27/6.95  thf(clause3, conjecture,
% 44.27/6.95    (~( ( ssNder1_2r1r1 @ U @ V ) | ( ~( ssNder1_0 ) ) | 
% 44.27/6.95        ( ~( ssNder1_1r1 @ U ) ) ))).
% 44.27/6.95  thf(zf_stmt_3, negated_conjecture,
% 44.27/6.95    (( ssNder1_2r1r1 @ U @ V ) | ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) )),
% 44.27/6.95    inference('cnf.neg', [status(esa)], [clause3])).
% 44.27/6.95  thf(zip_derived_cl925, plain,
% 44.27/6.95      (![X0 : $i, X1 : $i]:
% 44.27/6.95         ( (ssNder1_2r1r1 @ X0 @ X1) | ~ (ssNder1_0) | ~ (ssNder1_1r1 @ X0))),
% 44.27/6.95      inference('cnf', [status(esa)], [zf_stmt_3])).
% 44.27/6.95  thf(zip_derived_cl927, plain, ( (ssNder1_0)),
% 44.27/6.95      inference('cnf', [status(esa)], [zf_stmt_1])).
% 44.27/6.95  thf(zip_derived_cl933, plain, (![X0 : $i]:  (ssNder1_1r1 @ X0)),
% 44.27/6.95      inference('demod', [status(thm)], [zip_derived_cl926, zip_derived_cl927])).
% 44.27/6.95  thf(zip_derived_cl934, plain,
% 44.27/6.95      (![X0 : $i, X1 : $i]:  (ssNder1_2r1r1 @ X0 @ X1)),
% 44.27/6.95      inference('demod', [status(thm)],
% 44.27/6.95                [zip_derived_cl925, zip_derived_cl927, zip_derived_cl933])).
% 44.27/6.95  thf(clause9, conjecture,
% 44.27/6.95    (~( ( ssNder1_3r1r1r1 @ U @ V @ W ) | ( ~( ssNder1_0 ) ) | 
% 44.27/6.95        ( ~( ssNder1_1r1 @ U ) ) | ( ~( ssNder1_2r1r1 @ U @ V ) ) ))).
% 44.27/6.95  thf(zf_stmt_4, negated_conjecture,
% 44.27/6.95    (( ssNder1_3r1r1r1 @ U @ V @ W ) | ( ~( ssNder1_0 ) ) | 
% 44.27/6.95     ( ~( ssNder1_1r1 @ U ) ) | ( ~( ssNder1_2r1r1 @ U @ V ) )),
% 44.27/6.95    inference('cnf.neg', [status(esa)], [clause9])).
% 44.27/6.95  thf(zip_derived_cl919, plain,
% 44.27/6.95      (![X0 : $i, X1 : $i, X2 : $i]:
% 44.27/6.95         ( (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)
% 44.27/6.95          | ~ (ssNder1_0)
% 44.27/6.95          | ~ (ssNder1_1r1 @ X0)
% 44.27/6.95          | ~ (ssNder1_2r1r1 @ X0 @ X1))),
% 44.27/6.95      inference('cnf', [status(esa)], [zf_stmt_4])).
% 44.27/6.95  thf(zip_derived_cl927, plain, ( (ssNder1_0)),
% 44.27/6.95      inference('cnf', [status(esa)], [zf_stmt_1])).
% 44.27/6.95  thf(zip_derived_cl933, plain, (![X0 : $i]:  (ssNder1_1r1 @ X0)),
% 44.27/6.95      inference('demod', [status(thm)], [zip_derived_cl926, zip_derived_cl927])).
% 44.27/6.95  thf(zip_derived_cl934, plain,
% 44.27/6.95      (![X0 : $i, X1 : $i]:  (ssNder1_2r1r1 @ X0 @ X1)),
% 44.27/6.95      inference('demod', [status(thm)],
% 44.27/6.95                [zip_derived_cl925, zip_derived_cl927, zip_derived_cl933])).
% 44.27/6.95  thf(zip_derived_cl939, plain,
% 44.27/6.95      (![X0 : $i, X1 : $i, X2 : $i]:  (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)),
% 44.27/6.95      inference('demod', [status(thm)],
% 44.27/6.95                [zip_derived_cl919, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.95                 zip_derived_cl934])).
% 44.27/6.95  thf(zip_derived_cl944, plain,
% 44.27/6.95      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 44.27/6.95         ~ (ssPv24_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ skc47)),
% 44.27/6.95      inference('demod', [status(thm)],
% 44.27/6.95                [zip_derived_cl932, zip_derived_cl933, zip_derived_cl934, 
% 44.27/6.95                 zip_derived_cl939])).
% 44.27/6.95  thf(clause43, conjecture,
% 44.27/6.95    (~( ( ssPv22_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ skc42 ) | 
% 44.27/6.95        ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 44.27/6.95        ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 44.27/6.95        ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 44.27/6.95        ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 44.27/6.95        ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) ))).
% 44.27/6.95  thf(zf_stmt_5, negated_conjecture,
% 44.27/6.95    (( ssPv22_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ skc42 ) | 
% 44.27/6.95     ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 44.27/6.95     ( ~( ssNder1_2r1r1 @ U @ V ) ) | ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 44.27/6.95     ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 44.27/6.95     ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) )),
% 44.27/6.95    inference('cnf.neg', [status(esa)], [clause43])).
% 44.27/6.95  thf(zip_derived_cl885, plain,
% 44.27/6.95      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 44.27/6.95         ( (ssPv22_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ skc42)
% 44.27/6.95          | ~ (ssNder1_0)
% 44.27/6.95          | ~ (ssNder1_1r1 @ X0)
% 44.27/6.95          | ~ (ssNder1_2r1r1 @ X0 @ X1)
% 44.27/6.95          | ~ (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)
% 44.27/6.95          | ~ (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)
% 44.27/6.95          | ~ (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4))),
% 44.27/6.95      inference('cnf', [status(esa)], [zf_stmt_5])).
% 44.27/6.95  thf(zip_derived_cl927, plain, ( (ssNder1_0)),
% 44.27/6.95      inference('cnf', [status(esa)], [zf_stmt_1])).
% 44.27/6.95  thf(zip_derived_cl933, plain, (![X0 : $i]:  (ssNder1_1r1 @ X0)),
% 44.27/6.95      inference('demod', [status(thm)], [zip_derived_cl926, zip_derived_cl927])).
% 44.27/6.95  thf(zip_derived_cl934, plain,
% 44.27/6.95      (![X0 : $i, X1 : $i]:  (ssNder1_2r1r1 @ X0 @ X1)),
% 44.27/6.95      inference('demod', [status(thm)],
% 44.27/6.95                [zip_derived_cl925, zip_derived_cl927, zip_derived_cl933])).
% 44.27/6.95  thf(zip_derived_cl939, plain,
% 44.27/6.95      (![X0 : $i, X1 : $i, X2 : $i]:  (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)),
% 44.27/6.95      inference('demod', [status(thm)],
% 44.27/6.95                [zip_derived_cl919, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.95                 zip_derived_cl934])).
% 44.27/6.95  thf(clause16, conjecture,
% 44.27/6.95    (~( ( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) | ( ~( ssNder1_0 ) ) | 
% 44.27/6.95        ( ~( ssNder1_1r1 @ U ) ) | ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 44.27/6.95        ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) ))).
% 44.27/6.95  thf(zf_stmt_6, negated_conjecture,
% 44.27/6.95    (( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) | ( ~( ssNder1_0 ) ) | 
% 44.27/6.95     ( ~( ssNder1_1r1 @ U ) ) | ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 44.27/6.95     ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) )),
% 44.27/6.95    inference('cnf.neg', [status(esa)], [clause16])).
% 44.27/6.95  thf(zip_derived_cl912, plain,
% 44.27/6.95      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 44.27/6.95         ( (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)
% 44.27/6.95          | ~ (ssNder1_0)
% 44.27/6.95          | ~ (ssNder1_1r1 @ X0)
% 44.27/6.95          | ~ (ssNder1_2r1r1 @ X0 @ X1)
% 44.27/6.95          | ~ (ssNder1_3r1r1r1 @ X0 @ X1 @ X2))),
% 44.27/6.95      inference('cnf', [status(esa)], [zf_stmt_6])).
% 44.27/6.95  thf(zip_derived_cl927, plain, ( (ssNder1_0)),
% 44.27/6.95      inference('cnf', [status(esa)], [zf_stmt_1])).
% 44.27/6.95  thf(zip_derived_cl933, plain, (![X0 : $i]:  (ssNder1_1r1 @ X0)),
% 44.27/6.95      inference('demod', [status(thm)], [zip_derived_cl926, zip_derived_cl927])).
% 44.27/6.95  thf(zip_derived_cl934, plain,
% 44.27/6.95      (![X0 : $i, X1 : $i]:  (ssNder1_2r1r1 @ X0 @ X1)),
% 44.27/6.95      inference('demod', [status(thm)],
% 44.27/6.95                [zip_derived_cl925, zip_derived_cl927, zip_derived_cl933])).
% 44.27/6.95  thf(zip_derived_cl939, plain,
% 44.27/6.95      (![X0 : $i, X1 : $i, X2 : $i]:  (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)),
% 44.27/6.95      inference('demod', [status(thm)],
% 44.27/6.95                [zip_derived_cl919, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.95                 zip_derived_cl934])).
% 44.27/6.95  thf(zip_derived_cl958, plain,
% 44.27/6.95      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 44.27/6.95          (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)),
% 44.27/6.95      inference('demod', [status(thm)],
% 44.27/6.95                [zip_derived_cl912, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.95                 zip_derived_cl934, zip_derived_cl939])).
% 44.27/6.95  thf(clause27, conjecture,
% 44.27/6.95    (~( ( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) | ( ~( ssNder1_0 ) ) | 
% 44.27/6.95        ( ~( ssNder1_1r1 @ U ) ) | ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 44.27/6.95        ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 44.27/6.95        ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) ))).
% 44.27/6.95  thf(zf_stmt_7, negated_conjecture,
% 44.27/6.95    (( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) | ( ~( ssNder1_0 ) ) | 
% 44.27/6.95     ( ~( ssNder1_1r1 @ U ) ) | ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 44.27/6.95     ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 44.27/6.95     ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) )),
% 44.27/6.95    inference('cnf.neg', [status(esa)], [clause27])).
% 44.27/6.95  thf(zip_derived_cl901, plain,
% 44.27/6.95      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 44.27/6.95         ( (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)
% 44.27/6.95          | ~ (ssNder1_0)
% 44.27/6.95          | ~ (ssNder1_1r1 @ X0)
% 44.27/6.95          | ~ (ssNder1_2r1r1 @ X0 @ X1)
% 44.27/6.95          | ~ (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)
% 44.27/6.95          | ~ (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3))),
% 44.27/6.95      inference('cnf', [status(esa)], [zf_stmt_7])).
% 44.27/6.95  thf(zip_derived_cl927, plain, ( (ssNder1_0)),
% 44.27/6.95      inference('cnf', [status(esa)], [zf_stmt_1])).
% 44.27/6.95  thf(zip_derived_cl933, plain, (![X0 : $i]:  (ssNder1_1r1 @ X0)),
% 44.27/6.95      inference('demod', [status(thm)], [zip_derived_cl926, zip_derived_cl927])).
% 44.27/6.95  thf(zip_derived_cl934, plain,
% 44.27/6.95      (![X0 : $i, X1 : $i]:  (ssNder1_2r1r1 @ X0 @ X1)),
% 44.27/6.95      inference('demod', [status(thm)],
% 44.27/6.95                [zip_derived_cl925, zip_derived_cl927, zip_derived_cl933])).
% 44.27/6.95  thf(zip_derived_cl939, plain,
% 44.27/6.95      (![X0 : $i, X1 : $i, X2 : $i]:  (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)),
% 44.27/6.95      inference('demod', [status(thm)],
% 44.27/6.95                [zip_derived_cl919, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.95                 zip_derived_cl934])).
% 44.27/6.95  thf(zip_derived_cl958, plain,
% 44.27/6.95      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 44.27/6.95          (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)),
% 44.27/6.95      inference('demod', [status(thm)],
% 44.27/6.95                [zip_derived_cl912, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.95                 zip_derived_cl934, zip_derived_cl939])).
% 44.27/6.95  thf(zip_derived_cl973, plain,
% 44.27/6.95      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 44.27/6.95          (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)),
% 44.27/6.95      inference('demod', [status(thm)],
% 44.27/6.95                [zip_derived_cl901, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.95                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958])).
% 44.27/6.95  thf(zip_derived_cl1007, plain,
% 44.27/6.95      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 44.27/6.95          (ssPv22_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ skc42)),
% 44.27/6.95      inference('demod', [status(thm)],
% 44.27/6.95                [zip_derived_cl885, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.95                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.95                 zip_derived_cl973])).
% 44.27/6.95  thf(clause201, conjecture,
% 44.27/6.95    (~( ( ssPv15_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.95          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ skc36 ) | 
% 44.27/6.95        ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 44.27/6.95        ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 44.27/6.95        ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 44.27/6.95        ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 44.27/6.95        ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 44.27/6.95        ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 44.27/6.95        ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 44.27/6.95        ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 44.27/6.95        ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 44.27/6.95        ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.95             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 44.27/6.95        ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.95             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 44.27/6.95        ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.95             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) ))).
% 44.27/6.95  thf(zf_stmt_8, negated_conjecture,
% 44.27/6.95    (( ssPv15_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.95       U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ skc36 ) | 
% 44.27/6.95     ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 44.27/6.95     ( ~( ssNder1_2r1r1 @ U @ V ) ) | ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 44.27/6.95     ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 44.27/6.95     ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 44.27/6.95     ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 44.27/6.95     ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 44.27/6.95     ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 44.27/6.95     ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 44.27/6.95     ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.95          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 44.27/6.95     ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.95          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 44.27/6.95     ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.95          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) )),
% 44.27/6.95    inference('cnf.neg', [status(esa)], [clause201])).
% 44.27/6.95  thf(zip_derived_cl727, plain,
% 44.27/6.95      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.95         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i]:
% 44.27/6.95         ( (ssPv15_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/6.95            X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ skc36)
% 44.27/6.95          | ~ (ssNder1_0)
% 44.27/6.95          | ~ (ssNder1_1r1 @ X0)
% 44.27/6.95          | ~ (ssNder1_2r1r1 @ X0 @ X1)
% 44.27/6.95          | ~ (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)
% 44.27/6.95          | ~ (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)
% 44.27/6.95          | ~ (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)
% 44.27/6.95          | ~ (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)
% 44.27/6.95          | ~ (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)
% 44.27/6.95          | ~ (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 44.27/6.95               X7)
% 44.27/6.95          | ~ (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 44.27/6.95               X6 @ X7 @ X8)
% 44.27/6.95          | ~ (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 44.27/6.95               X6 @ X7 @ X8 @ X9)
% 44.27/6.95          | ~ (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/6.95               X5 @ X6 @ X7 @ X8 @ X9 @ X10)
% 44.27/6.95          | ~ (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/6.95               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11))),
% 44.27/6.95      inference('cnf', [status(esa)], [zf_stmt_8])).
% 44.27/6.95  thf(zip_derived_cl927, plain, ( (ssNder1_0)),
% 44.27/6.95      inference('cnf', [status(esa)], [zf_stmt_1])).
% 44.27/6.95  thf(zip_derived_cl933, plain, (![X0 : $i]:  (ssNder1_1r1 @ X0)),
% 44.27/6.95      inference('demod', [status(thm)], [zip_derived_cl926, zip_derived_cl927])).
% 44.27/6.95  thf(zip_derived_cl934, plain,
% 44.27/6.95      (![X0 : $i, X1 : $i]:  (ssNder1_2r1r1 @ X0 @ X1)),
% 44.27/6.95      inference('demod', [status(thm)],
% 44.27/6.95                [zip_derived_cl925, zip_derived_cl927, zip_derived_cl933])).
% 44.27/6.95  thf(zip_derived_cl939, plain,
% 44.27/6.95      (![X0 : $i, X1 : $i, X2 : $i]:  (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)),
% 44.27/6.95      inference('demod', [status(thm)],
% 44.27/6.95                [zip_derived_cl919, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.95                 zip_derived_cl934])).
% 44.27/6.95  thf(zip_derived_cl958, plain,
% 44.27/6.95      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 44.27/6.95          (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)),
% 44.27/6.95      inference('demod', [status(thm)],
% 44.27/6.95                [zip_derived_cl912, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.95                 zip_derived_cl934, zip_derived_cl939])).
% 44.27/6.95  thf(zip_derived_cl973, plain,
% 44.27/6.95      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 44.27/6.95          (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)),
% 44.27/6.95      inference('demod', [status(thm)],
% 44.27/6.95                [zip_derived_cl901, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.95                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958])).
% 44.27/6.95  thf(clause42, conjecture,
% 44.27/6.95    (~( ( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) | 
% 44.27/6.95        ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 44.27/6.95        ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 44.27/6.95        ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 44.27/6.95        ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 44.27/6.95        ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) ))).
% 44.27/6.95  thf(zf_stmt_9, negated_conjecture,
% 44.27/6.95    (( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) | ( ~( ssNder1_0 ) ) | 
% 44.27/6.95     ( ~( ssNder1_1r1 @ U ) ) | ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 44.27/6.95     ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 44.27/6.95     ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 44.27/6.95     ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) )),
% 44.27/6.95    inference('cnf.neg', [status(esa)], [clause42])).
% 44.27/6.95  thf(zip_derived_cl886, plain,
% 44.27/6.95      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 44.27/6.95         ( (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)
% 44.27/6.95          | ~ (ssNder1_0)
% 44.27/6.95          | ~ (ssNder1_1r1 @ X0)
% 44.27/6.95          | ~ (ssNder1_2r1r1 @ X0 @ X1)
% 44.27/6.95          | ~ (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)
% 44.27/6.95          | ~ (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)
% 44.27/6.95          | ~ (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4))),
% 44.27/6.95      inference('cnf', [status(esa)], [zf_stmt_9])).
% 44.27/6.95  thf(zip_derived_cl927, plain, ( (ssNder1_0)),
% 44.27/6.95      inference('cnf', [status(esa)], [zf_stmt_1])).
% 44.27/6.95  thf(zip_derived_cl933, plain, (![X0 : $i]:  (ssNder1_1r1 @ X0)),
% 44.27/6.95      inference('demod', [status(thm)], [zip_derived_cl926, zip_derived_cl927])).
% 44.27/6.95  thf(zip_derived_cl934, plain,
% 44.27/6.95      (![X0 : $i, X1 : $i]:  (ssNder1_2r1r1 @ X0 @ X1)),
% 44.27/6.95      inference('demod', [status(thm)],
% 44.27/6.95                [zip_derived_cl925, zip_derived_cl927, zip_derived_cl933])).
% 44.27/6.95  thf(zip_derived_cl939, plain,
% 44.27/6.95      (![X0 : $i, X1 : $i, X2 : $i]:  (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)),
% 44.27/6.95      inference('demod', [status(thm)],
% 44.27/6.95                [zip_derived_cl919, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.95                 zip_derived_cl934])).
% 44.27/6.95  thf(zip_derived_cl958, plain,
% 44.27/6.95      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 44.27/6.95          (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)),
% 44.27/6.95      inference('demod', [status(thm)],
% 44.27/6.95                [zip_derived_cl912, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.95                 zip_derived_cl934, zip_derived_cl939])).
% 44.27/6.95  thf(zip_derived_cl973, plain,
% 44.27/6.95      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 44.27/6.95          (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)),
% 44.27/6.95      inference('demod', [status(thm)],
% 44.27/6.95                [zip_derived_cl901, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.95                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958])).
% 44.27/6.95  thf(zip_derived_cl997, plain,
% 44.27/6.95      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 44.27/6.95          (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)),
% 44.27/6.95      inference('demod', [status(thm)],
% 44.27/6.95                [zip_derived_cl886, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.95                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.95                 zip_derived_cl973])).
% 44.27/6.95  thf(clause58, conjecture,
% 44.27/6.95    (~( ( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) | 
% 44.27/6.95        ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 44.27/6.95        ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 44.27/6.95        ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 44.27/6.95        ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 44.27/6.95        ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 44.27/6.95        ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) ))).
% 44.27/6.95  thf(zf_stmt_10, negated_conjecture,
% 44.27/6.95    (( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) | 
% 44.27/6.95     ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 44.27/6.95     ( ~( ssNder1_2r1r1 @ U @ V ) ) | ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 44.27/6.95     ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 44.27/6.95     ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 44.27/6.95     ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) )),
% 44.27/6.95    inference('cnf.neg', [status(esa)], [clause58])).
% 44.27/6.95  thf(zip_derived_cl870, plain,
% 44.27/6.95      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i]:
% 44.27/6.95         ( (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)
% 44.27/6.95          | ~ (ssNder1_0)
% 44.27/6.95          | ~ (ssNder1_1r1 @ X0)
% 44.27/6.95          | ~ (ssNder1_2r1r1 @ X0 @ X1)
% 44.27/6.95          | ~ (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)
% 44.27/6.95          | ~ (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)
% 44.27/6.95          | ~ (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)
% 44.27/6.95          | ~ (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5))),
% 44.27/6.95      inference('cnf', [status(esa)], [zf_stmt_10])).
% 44.27/6.95  thf(zip_derived_cl927, plain, ( (ssNder1_0)),
% 44.27/6.95      inference('cnf', [status(esa)], [zf_stmt_1])).
% 44.27/6.95  thf(zip_derived_cl933, plain, (![X0 : $i]:  (ssNder1_1r1 @ X0)),
% 44.27/6.95      inference('demod', [status(thm)], [zip_derived_cl926, zip_derived_cl927])).
% 44.27/6.95  thf(zip_derived_cl934, plain,
% 44.27/6.95      (![X0 : $i, X1 : $i]:  (ssNder1_2r1r1 @ X0 @ X1)),
% 44.27/6.95      inference('demod', [status(thm)],
% 44.27/6.95                [zip_derived_cl925, zip_derived_cl927, zip_derived_cl933])).
% 44.27/6.95  thf(zip_derived_cl939, plain,
% 44.27/6.95      (![X0 : $i, X1 : $i, X2 : $i]:  (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)),
% 44.27/6.95      inference('demod', [status(thm)],
% 44.27/6.95                [zip_derived_cl919, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.95                 zip_derived_cl934])).
% 44.27/6.95  thf(zip_derived_cl958, plain,
% 44.27/6.95      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 44.27/6.95          (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)),
% 44.27/6.95      inference('demod', [status(thm)],
% 44.27/6.95                [zip_derived_cl912, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.95                 zip_derived_cl934, zip_derived_cl939])).
% 44.27/6.95  thf(zip_derived_cl973, plain,
% 44.27/6.95      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 44.27/6.95          (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)),
% 44.27/6.95      inference('demod', [status(thm)],
% 44.27/6.95                [zip_derived_cl901, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.95                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958])).
% 44.27/6.95  thf(zip_derived_cl997, plain,
% 44.27/6.95      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 44.27/6.95          (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)),
% 44.27/6.95      inference('demod', [status(thm)],
% 44.27/6.95                [zip_derived_cl886, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.95                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.95                 zip_derived_cl973])).
% 44.27/6.95  thf(zip_derived_cl1026, plain,
% 44.27/6.95      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i]:
% 44.27/6.95          (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)),
% 44.27/6.95      inference('demod', [status(thm)],
% 44.27/6.95                [zip_derived_cl870, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.95                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.95                 zip_derived_cl973, zip_derived_cl997])).
% 44.27/6.95  thf(clause78, conjecture,
% 44.27/6.95    (~( ( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) | 
% 44.27/6.95        ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 44.27/6.95        ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 44.27/6.95        ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 44.27/6.95        ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 44.27/6.95        ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 44.27/6.95        ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 44.27/6.95        ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) ))).
% 44.27/6.95  thf(zf_stmt_11, negated_conjecture,
% 44.27/6.95    (( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) | 
% 44.27/6.95     ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 44.27/6.95     ( ~( ssNder1_2r1r1 @ U @ V ) ) | ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 44.27/6.95     ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 44.27/6.95     ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 44.27/6.95     ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 44.27/6.95     ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) )),
% 44.27/6.95    inference('cnf.neg', [status(esa)], [clause78])).
% 44.27/6.95  thf(zip_derived_cl850, plain,
% 44.27/6.95      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, X7 : $i]:
% 44.27/6.95         ( (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7)
% 44.27/6.95          | ~ (ssNder1_0)
% 44.27/6.95          | ~ (ssNder1_1r1 @ X0)
% 44.27/6.95          | ~ (ssNder1_2r1r1 @ X0 @ X1)
% 44.27/6.95          | ~ (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)
% 44.27/6.95          | ~ (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)
% 44.27/6.95          | ~ (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)
% 44.27/6.95          | ~ (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)
% 44.27/6.95          | ~ (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6))),
% 44.27/6.95      inference('cnf', [status(esa)], [zf_stmt_11])).
% 44.27/6.95  thf(zip_derived_cl927, plain, ( (ssNder1_0)),
% 44.27/6.95      inference('cnf', [status(esa)], [zf_stmt_1])).
% 44.27/6.95  thf(zip_derived_cl933, plain, (![X0 : $i]:  (ssNder1_1r1 @ X0)),
% 44.27/6.95      inference('demod', [status(thm)], [zip_derived_cl926, zip_derived_cl927])).
% 44.27/6.95  thf(zip_derived_cl934, plain,
% 44.27/6.95      (![X0 : $i, X1 : $i]:  (ssNder1_2r1r1 @ X0 @ X1)),
% 44.27/6.95      inference('demod', [status(thm)],
% 44.27/6.95                [zip_derived_cl925, zip_derived_cl927, zip_derived_cl933])).
% 44.27/6.95  thf(zip_derived_cl939, plain,
% 44.27/6.95      (![X0 : $i, X1 : $i, X2 : $i]:  (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)),
% 44.27/6.95      inference('demod', [status(thm)],
% 44.27/6.95                [zip_derived_cl919, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.95                 zip_derived_cl934])).
% 44.27/6.95  thf(zip_derived_cl958, plain,
% 44.27/6.95      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 44.27/6.95          (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)),
% 44.27/6.95      inference('demod', [status(thm)],
% 44.27/6.95                [zip_derived_cl912, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.95                 zip_derived_cl934, zip_derived_cl939])).
% 44.27/6.95  thf(zip_derived_cl973, plain,
% 44.27/6.95      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 44.27/6.95          (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)),
% 44.27/6.95      inference('demod', [status(thm)],
% 44.27/6.95                [zip_derived_cl901, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.95                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958])).
% 44.27/6.95  thf(zip_derived_cl997, plain,
% 44.27/6.95      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 44.27/6.95          (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)),
% 44.27/6.95      inference('demod', [status(thm)],
% 44.27/6.95                [zip_derived_cl886, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.95                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.95                 zip_derived_cl973])).
% 44.27/6.95  thf(zip_derived_cl1026, plain,
% 44.27/6.95      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i]:
% 44.27/6.95          (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)),
% 44.27/6.95      inference('demod', [status(thm)],
% 44.27/6.95                [zip_derived_cl870, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.95                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.95                 zip_derived_cl973, zip_derived_cl997])).
% 44.27/6.95  thf(zip_derived_cl1059, plain,
% 44.27/6.95      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, X7 : $i]:
% 44.27/6.95          (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7)),
% 44.27/6.95      inference('demod', [status(thm)],
% 44.27/6.95                [zip_derived_cl850, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.95                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.95                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026])).
% 44.27/6.95  thf(clause97, conjecture,
% 44.27/6.95    (~( ( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) | 
% 44.27/6.95        ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 44.27/6.95        ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 44.27/6.95        ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 44.27/6.95        ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 44.27/6.95        ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 44.27/6.95        ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 44.27/6.95        ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 44.27/6.95        ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) ))).
% 44.27/6.95  thf(zf_stmt_12, negated_conjecture,
% 44.27/6.95    (( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) | 
% 44.27/6.95     ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 44.27/6.95     ( ~( ssNder1_2r1r1 @ U @ V ) ) | ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 44.27/6.95     ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 44.27/6.95     ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 44.27/6.95     ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 44.27/6.95     ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 44.27/6.95     ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) )),
% 44.27/6.95    inference('cnf.neg', [status(esa)], [clause97])).
% 44.27/6.95  thf(zip_derived_cl831, plain,
% 44.27/6.95      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.95         X7 : $i, X8 : $i]:
% 44.27/6.95         ( (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 44.27/6.95            X7 @ X8)
% 44.27/6.95          | ~ (ssNder1_0)
% 44.27/6.95          | ~ (ssNder1_1r1 @ X0)
% 44.27/6.95          | ~ (ssNder1_2r1r1 @ X0 @ X1)
% 44.27/6.95          | ~ (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)
% 44.27/6.95          | ~ (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)
% 44.27/6.95          | ~ (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)
% 44.27/6.95          | ~ (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)
% 44.27/6.95          | ~ (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)
% 44.27/6.95          | ~ (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 44.27/6.95               X7))),
% 44.27/6.95      inference('cnf', [status(esa)], [zf_stmt_12])).
% 44.27/6.95  thf(zip_derived_cl927, plain, ( (ssNder1_0)),
% 44.27/6.95      inference('cnf', [status(esa)], [zf_stmt_1])).
% 44.27/6.95  thf(zip_derived_cl933, plain, (![X0 : $i]:  (ssNder1_1r1 @ X0)),
% 44.27/6.95      inference('demod', [status(thm)], [zip_derived_cl926, zip_derived_cl927])).
% 44.27/6.95  thf(zip_derived_cl934, plain,
% 44.27/6.95      (![X0 : $i, X1 : $i]:  (ssNder1_2r1r1 @ X0 @ X1)),
% 44.27/6.95      inference('demod', [status(thm)],
% 44.27/6.95                [zip_derived_cl925, zip_derived_cl927, zip_derived_cl933])).
% 44.27/6.95  thf(zip_derived_cl939, plain,
% 44.27/6.95      (![X0 : $i, X1 : $i, X2 : $i]:  (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)),
% 44.27/6.95      inference('demod', [status(thm)],
% 44.27/6.95                [zip_derived_cl919, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.95                 zip_derived_cl934])).
% 44.27/6.95  thf(zip_derived_cl958, plain,
% 44.27/6.95      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 44.27/6.95          (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)),
% 44.27/6.95      inference('demod', [status(thm)],
% 44.27/6.95                [zip_derived_cl912, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.95                 zip_derived_cl934, zip_derived_cl939])).
% 44.27/6.95  thf(zip_derived_cl973, plain,
% 44.27/6.95      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 44.27/6.95          (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)),
% 44.27/6.95      inference('demod', [status(thm)],
% 44.27/6.95                [zip_derived_cl901, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.95                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958])).
% 44.27/6.95  thf(zip_derived_cl997, plain,
% 44.27/6.95      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 44.27/6.95          (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)),
% 44.27/6.95      inference('demod', [status(thm)],
% 44.27/6.95                [zip_derived_cl886, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.95                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.95                 zip_derived_cl973])).
% 44.27/6.95  thf(zip_derived_cl1026, plain,
% 44.27/6.95      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i]:
% 44.27/6.95          (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)),
% 44.27/6.95      inference('demod', [status(thm)],
% 44.27/6.95                [zip_derived_cl870, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.95                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.95                 zip_derived_cl973, zip_derived_cl997])).
% 44.27/6.95  thf(zip_derived_cl1059, plain,
% 44.27/6.95      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, X7 : $i]:
% 44.27/6.95          (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7)),
% 44.27/6.95      inference('demod', [status(thm)],
% 44.27/6.95                [zip_derived_cl850, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.95                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.95                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026])).
% 44.27/6.95  thf(zip_derived_cl1093, plain,
% 44.27/6.95      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.95         X7 : $i, X8 : $i]:
% 44.27/6.95          (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 44.27/6.95           X7 @ X8)),
% 44.27/6.95      inference('demod', [status(thm)],
% 44.27/6.95                [zip_derived_cl831, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.95                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.95                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.95                 zip_derived_cl1059])).
% 44.27/6.95  thf(clause121, conjecture,
% 44.27/6.95    (~( ( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.95          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) | 
% 44.27/6.95        ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 44.27/6.95        ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 44.27/6.95        ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 44.27/6.95        ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 44.27/6.95        ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 44.27/6.95        ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 44.27/6.95        ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 44.27/6.95        ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 44.27/6.95        ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) ))).
% 44.27/6.95  thf(zf_stmt_13, negated_conjecture,
% 44.27/6.95    (( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.95       U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) | 
% 44.27/6.95     ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 44.27/6.95     ( ~( ssNder1_2r1r1 @ U @ V ) ) | ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 44.27/6.95     ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 44.27/6.95     ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 44.27/6.95     ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 44.27/6.95     ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 44.27/6.95     ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 44.27/6.95     ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) )),
% 44.27/6.95    inference('cnf.neg', [status(esa)], [clause121])).
% 44.27/6.95  thf(zip_derived_cl807, plain,
% 44.27/6.95      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.95         X7 : $i, X8 : $i, X9 : $i]:
% 44.27/6.95         ( (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 44.27/6.95            X6 @ X7 @ X8 @ X9)
% 44.27/6.95          | ~ (ssNder1_0)
% 44.27/6.95          | ~ (ssNder1_1r1 @ X0)
% 44.27/6.95          | ~ (ssNder1_2r1r1 @ X0 @ X1)
% 44.27/6.95          | ~ (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)
% 44.27/6.95          | ~ (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)
% 44.27/6.95          | ~ (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)
% 44.27/6.95          | ~ (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)
% 44.27/6.95          | ~ (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)
% 44.27/6.95          | ~ (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 44.27/6.95               X7)
% 44.27/6.95          | ~ (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 44.27/6.95               X6 @ X7 @ X8))),
% 44.27/6.95      inference('cnf', [status(esa)], [zf_stmt_13])).
% 44.27/6.95  thf(zip_derived_cl927, plain, ( (ssNder1_0)),
% 44.27/6.95      inference('cnf', [status(esa)], [zf_stmt_1])).
% 44.27/6.95  thf(zip_derived_cl933, plain, (![X0 : $i]:  (ssNder1_1r1 @ X0)),
% 44.27/6.95      inference('demod', [status(thm)], [zip_derived_cl926, zip_derived_cl927])).
% 44.27/6.95  thf(zip_derived_cl934, plain,
% 44.27/6.95      (![X0 : $i, X1 : $i]:  (ssNder1_2r1r1 @ X0 @ X1)),
% 44.27/6.95      inference('demod', [status(thm)],
% 44.27/6.95                [zip_derived_cl925, zip_derived_cl927, zip_derived_cl933])).
% 44.27/6.95  thf(zip_derived_cl939, plain,
% 44.27/6.95      (![X0 : $i, X1 : $i, X2 : $i]:  (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)),
% 44.27/6.95      inference('demod', [status(thm)],
% 44.27/6.95                [zip_derived_cl919, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.95                 zip_derived_cl934])).
% 44.27/6.95  thf(zip_derived_cl958, plain,
% 44.27/6.95      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 44.27/6.95          (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)),
% 44.27/6.95      inference('demod', [status(thm)],
% 44.27/6.95                [zip_derived_cl912, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.95                 zip_derived_cl934, zip_derived_cl939])).
% 44.27/6.95  thf(zip_derived_cl973, plain,
% 44.27/6.95      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 44.27/6.95          (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)),
% 44.27/6.95      inference('demod', [status(thm)],
% 44.27/6.95                [zip_derived_cl901, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.95                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958])).
% 44.27/6.95  thf(zip_derived_cl997, plain,
% 44.27/6.95      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 44.27/6.95          (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)),
% 44.27/6.95      inference('demod', [status(thm)],
% 44.27/6.95                [zip_derived_cl886, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.95                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.95                 zip_derived_cl973])).
% 44.27/6.95  thf(zip_derived_cl1026, plain,
% 44.27/6.95      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i]:
% 44.27/6.95          (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)),
% 44.27/6.95      inference('demod', [status(thm)],
% 44.27/6.95                [zip_derived_cl870, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.95                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.95                 zip_derived_cl973, zip_derived_cl997])).
% 44.27/6.95  thf(zip_derived_cl1059, plain,
% 44.27/6.95      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, X7 : $i]:
% 44.27/6.95          (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7)),
% 44.27/6.95      inference('demod', [status(thm)],
% 44.27/6.95                [zip_derived_cl850, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.95                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.95                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026])).
% 44.27/6.95  thf(zip_derived_cl1093, plain,
% 44.27/6.95      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.95         X7 : $i, X8 : $i]:
% 44.27/6.95          (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 44.27/6.95           X7 @ X8)),
% 44.27/6.95      inference('demod', [status(thm)],
% 44.27/6.95                [zip_derived_cl831, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.95                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.95                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.95                 zip_derived_cl1059])).
% 44.27/6.95  thf(zip_derived_cl1139, plain,
% 44.27/6.95      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.95         X7 : $i, X8 : $i, X9 : $i]:
% 44.27/6.95          (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 44.27/6.95           X7 @ X8 @ X9)),
% 44.27/6.95      inference('demod', [status(thm)],
% 44.27/6.95                [zip_derived_cl807, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.95                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.95                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.95                 zip_derived_cl1059, zip_derived_cl1093])).
% 44.27/6.95  thf(clause146, conjecture,
% 44.27/6.95    (~( ( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.95          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) | 
% 44.27/6.95        ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 44.27/6.95        ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 44.27/6.95        ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 44.27/6.95        ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 44.27/6.95        ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 44.27/6.95        ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 44.27/6.95        ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 44.27/6.95        ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 44.27/6.95        ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 44.27/6.95        ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.95             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) ))).
% 44.27/6.95  thf(zf_stmt_14, negated_conjecture,
% 44.27/6.95    (( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.95       U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) | 
% 44.27/6.95     ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 44.27/6.95     ( ~( ssNder1_2r1r1 @ U @ V ) ) | ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 44.27/6.95     ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 44.27/6.95     ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 44.27/6.95     ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 44.27/6.95     ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 44.27/6.95     ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 44.27/6.95     ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 44.27/6.95     ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.95          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) )),
% 44.27/6.95    inference('cnf.neg', [status(esa)], [clause146])).
% 44.27/6.95  thf(zip_derived_cl782, plain,
% 44.27/6.95      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.95         X7 : $i, X8 : $i, X9 : $i, X10 : $i]:
% 44.27/6.95         ( (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 44.27/6.95            X6 @ X7 @ X8 @ X9 @ X10)
% 44.27/6.95          | ~ (ssNder1_0)
% 44.27/6.95          | ~ (ssNder1_1r1 @ X0)
% 44.27/6.95          | ~ (ssNder1_2r1r1 @ X0 @ X1)
% 44.27/6.95          | ~ (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)
% 44.27/6.95          | ~ (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)
% 44.27/6.95          | ~ (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)
% 44.27/6.95          | ~ (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)
% 44.27/6.95          | ~ (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)
% 44.27/6.95          | ~ (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 44.27/6.95               X7)
% 44.27/6.95          | ~ (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 44.27/6.95               X6 @ X7 @ X8)
% 44.27/6.95          | ~ (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 44.27/6.95               X6 @ X7 @ X8 @ X9))),
% 44.27/6.95      inference('cnf', [status(esa)], [zf_stmt_14])).
% 44.27/6.95  thf(zip_derived_cl927, plain, ( (ssNder1_0)),
% 44.27/6.95      inference('cnf', [status(esa)], [zf_stmt_1])).
% 44.27/6.95  thf(zip_derived_cl933, plain, (![X0 : $i]:  (ssNder1_1r1 @ X0)),
% 44.27/6.95      inference('demod', [status(thm)], [zip_derived_cl926, zip_derived_cl927])).
% 44.27/6.95  thf(zip_derived_cl934, plain,
% 44.27/6.95      (![X0 : $i, X1 : $i]:  (ssNder1_2r1r1 @ X0 @ X1)),
% 44.27/6.95      inference('demod', [status(thm)],
% 44.27/6.95                [zip_derived_cl925, zip_derived_cl927, zip_derived_cl933])).
% 44.27/6.95  thf(zip_derived_cl939, plain,
% 44.27/6.95      (![X0 : $i, X1 : $i, X2 : $i]:  (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)),
% 44.27/6.95      inference('demod', [status(thm)],
% 44.27/6.95                [zip_derived_cl919, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.95                 zip_derived_cl934])).
% 44.27/6.95  thf(zip_derived_cl958, plain,
% 44.27/6.95      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 44.27/6.95          (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)),
% 44.27/6.95      inference('demod', [status(thm)],
% 44.27/6.95                [zip_derived_cl912, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.95                 zip_derived_cl934, zip_derived_cl939])).
% 44.27/6.95  thf(zip_derived_cl973, plain,
% 44.27/6.95      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 44.27/6.95          (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)),
% 44.27/6.95      inference('demod', [status(thm)],
% 44.27/6.95                [zip_derived_cl901, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.95                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958])).
% 44.27/6.95  thf(zip_derived_cl997, plain,
% 44.27/6.95      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 44.27/6.95          (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)),
% 44.27/6.95      inference('demod', [status(thm)],
% 44.27/6.95                [zip_derived_cl886, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.95                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.95                 zip_derived_cl973])).
% 44.27/6.95  thf(zip_derived_cl1026, plain,
% 44.27/6.95      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i]:
% 44.27/6.95          (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)),
% 44.27/6.95      inference('demod', [status(thm)],
% 44.27/6.95                [zip_derived_cl870, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.95                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.95                 zip_derived_cl973, zip_derived_cl997])).
% 44.27/6.95  thf(zip_derived_cl1059, plain,
% 44.27/6.95      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, X7 : $i]:
% 44.27/6.95          (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7)),
% 44.27/6.95      inference('demod', [status(thm)],
% 44.27/6.95                [zip_derived_cl850, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.95                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.95                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026])).
% 44.27/6.95  thf(zip_derived_cl1093, plain,
% 44.27/6.95      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.95         X7 : $i, X8 : $i]:
% 44.27/6.95          (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 44.27/6.95           X7 @ X8)),
% 44.27/6.95      inference('demod', [status(thm)],
% 44.27/6.95                [zip_derived_cl831, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.95                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.95                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.95                 zip_derived_cl1059])).
% 44.27/6.95  thf(zip_derived_cl1139, plain,
% 44.27/6.95      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.95         X7 : $i, X8 : $i, X9 : $i]:
% 44.27/6.95          (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 44.27/6.95           X7 @ X8 @ X9)),
% 44.27/6.95      inference('demod', [status(thm)],
% 44.27/6.95                [zip_derived_cl807, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.95                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.95                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.95                 zip_derived_cl1059, zip_derived_cl1093])).
% 44.27/6.95  thf(zip_derived_cl1196, plain,
% 44.27/6.95      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.95         X7 : $i, X8 : $i, X9 : $i, X10 : $i]:
% 44.27/6.95          (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 44.27/6.95           X6 @ X7 @ X8 @ X9 @ X10)),
% 44.27/6.95      inference('demod', [status(thm)],
% 44.27/6.95                [zip_derived_cl782, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.95                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.95                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.95                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139])).
% 44.27/6.95  thf(clause173, conjecture,
% 44.27/6.95    (~( ( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.95          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) | 
% 44.27/6.95        ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 44.27/6.95        ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 44.27/6.95        ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 44.27/6.95        ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 44.27/6.95        ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 44.27/6.95        ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 44.27/6.95        ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 44.27/6.95        ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 44.27/6.95        ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 44.27/6.95        ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.95             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 44.27/6.95        ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.95             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) ))).
% 44.27/6.95  thf(zf_stmt_15, negated_conjecture,
% 44.27/6.95    (( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.95       U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) | 
% 44.27/6.95     ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 44.27/6.95     ( ~( ssNder1_2r1r1 @ U @ V ) ) | ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 44.27/6.95     ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 44.27/6.95     ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 44.27/6.95     ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 44.27/6.95     ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 44.27/6.95     ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 44.27/6.95     ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 44.27/6.95     ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.95          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 44.27/6.95     ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.95          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) )),
% 44.27/6.95    inference('cnf.neg', [status(esa)], [clause173])).
% 44.27/6.95  thf(zip_derived_cl755, plain,
% 44.27/6.95      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.95         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i]:
% 44.27/6.95         ( (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 44.27/6.95            X6 @ X7 @ X8 @ X9 @ X10 @ X11)
% 44.27/6.95          | ~ (ssNder1_0)
% 44.27/6.95          | ~ (ssNder1_1r1 @ X0)
% 44.27/6.95          | ~ (ssNder1_2r1r1 @ X0 @ X1)
% 44.27/6.95          | ~ (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)
% 44.27/6.95          | ~ (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)
% 44.27/6.95          | ~ (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)
% 44.27/6.95          | ~ (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)
% 44.27/6.95          | ~ (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)
% 44.27/6.95          | ~ (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 44.27/6.95               X7)
% 44.27/6.95          | ~ (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 44.27/6.95               X6 @ X7 @ X8)
% 44.27/6.95          | ~ (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 44.27/6.95               X6 @ X7 @ X8 @ X9)
% 44.27/6.95          | ~ (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/6.95               X5 @ X6 @ X7 @ X8 @ X9 @ X10))),
% 44.27/6.95      inference('cnf', [status(esa)], [zf_stmt_15])).
% 44.27/6.95  thf(zip_derived_cl927, plain, ( (ssNder1_0)),
% 44.27/6.95      inference('cnf', [status(esa)], [zf_stmt_1])).
% 44.27/6.95  thf(zip_derived_cl933, plain, (![X0 : $i]:  (ssNder1_1r1 @ X0)),
% 44.27/6.95      inference('demod', [status(thm)], [zip_derived_cl926, zip_derived_cl927])).
% 44.27/6.95  thf(zip_derived_cl934, plain,
% 44.27/6.95      (![X0 : $i, X1 : $i]:  (ssNder1_2r1r1 @ X0 @ X1)),
% 44.27/6.95      inference('demod', [status(thm)],
% 44.27/6.95                [zip_derived_cl925, zip_derived_cl927, zip_derived_cl933])).
% 44.27/6.95  thf(zip_derived_cl939, plain,
% 44.27/6.95      (![X0 : $i, X1 : $i, X2 : $i]:  (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)),
% 44.27/6.95      inference('demod', [status(thm)],
% 44.27/6.95                [zip_derived_cl919, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.95                 zip_derived_cl934])).
% 44.27/6.95  thf(zip_derived_cl958, plain,
% 44.27/6.95      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 44.27/6.95          (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)),
% 44.27/6.95      inference('demod', [status(thm)],
% 44.27/6.95                [zip_derived_cl912, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.95                 zip_derived_cl934, zip_derived_cl939])).
% 44.27/6.95  thf(zip_derived_cl973, plain,
% 44.27/6.95      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 44.27/6.95          (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)),
% 44.27/6.95      inference('demod', [status(thm)],
% 44.27/6.95                [zip_derived_cl901, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.95                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958])).
% 44.27/6.95  thf(zip_derived_cl997, plain,
% 44.27/6.95      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 44.27/6.95          (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)),
% 44.27/6.95      inference('demod', [status(thm)],
% 44.27/6.95                [zip_derived_cl886, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.95                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.95                 zip_derived_cl973])).
% 44.27/6.95  thf(zip_derived_cl1026, plain,
% 44.27/6.95      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i]:
% 44.27/6.95          (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)),
% 44.27/6.95      inference('demod', [status(thm)],
% 44.27/6.95                [zip_derived_cl870, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.95                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.95                 zip_derived_cl973, zip_derived_cl997])).
% 44.27/6.95  thf(zip_derived_cl1059, plain,
% 44.27/6.95      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, X7 : $i]:
% 44.27/6.95          (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7)),
% 44.27/6.95      inference('demod', [status(thm)],
% 44.27/6.95                [zip_derived_cl850, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.95                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.95                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026])).
% 44.27/6.95  thf(zip_derived_cl1093, plain,
% 44.27/6.95      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.95         X7 : $i, X8 : $i]:
% 44.27/6.95          (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 44.27/6.95           X7 @ X8)),
% 44.27/6.95      inference('demod', [status(thm)],
% 44.27/6.95                [zip_derived_cl831, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.95                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.95                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.95                 zip_derived_cl1059])).
% 44.27/6.95  thf(zip_derived_cl1139, plain,
% 44.27/6.95      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.95         X7 : $i, X8 : $i, X9 : $i]:
% 44.27/6.95          (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 44.27/6.95           X7 @ X8 @ X9)),
% 44.27/6.95      inference('demod', [status(thm)],
% 44.27/6.95                [zip_derived_cl807, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.95                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.95                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.95                 zip_derived_cl1059, zip_derived_cl1093])).
% 44.27/6.95  thf(zip_derived_cl1196, plain,
% 44.27/6.95      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.95         X7 : $i, X8 : $i, X9 : $i, X10 : $i]:
% 44.27/6.95          (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 44.27/6.95           X6 @ X7 @ X8 @ X9 @ X10)),
% 44.27/6.95      inference('demod', [status(thm)],
% 44.27/6.95                [zip_derived_cl782, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.95                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.95                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.95                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139])).
% 44.27/6.95  thf(zip_derived_cl1246, plain,
% 44.27/6.95      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.95         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i]:
% 44.27/6.95          (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 44.27/6.95           X6 @ X7 @ X8 @ X9 @ X10 @ X11)),
% 44.27/6.95      inference('demod', [status(thm)],
% 44.27/6.95                [zip_derived_cl755, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.95                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.95                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.95                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/6.95                 zip_derived_cl1196])).
% 44.27/6.95  thf(zip_derived_cl1313, plain,
% 44.27/6.95      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.95         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i]:
% 44.27/6.95          (ssPv15_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/6.95           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ skc36)),
% 44.27/6.95      inference('demod', [status(thm)],
% 44.27/6.95                [zip_derived_cl727, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.95                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.95                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.95                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/6.95                 zip_derived_cl1196, zip_derived_cl1246])).
% 44.27/6.95  thf(clause630, conjecture,
% 44.27/6.95    (~( ( ssPv15_23r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.95          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 44.27/6.95          X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 @ X17 ) | 
% 44.27/6.95        ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 44.27/6.95        ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 44.27/6.95        ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 44.27/6.95        ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 44.27/6.95        ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 44.27/6.95        ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 44.27/6.95        ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 44.27/6.95        ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 44.27/6.95        ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 44.27/6.95        ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.95             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 44.27/6.95        ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.95             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 44.27/6.95        ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.95             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 44.27/6.95        ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.95             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 44.27/6.95        ( ~( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.95             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) | 
% 44.27/6.95        ( ~( ssPv15_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.95             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) | 
% 44.27/6.95        ( ~( ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.95             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) ) | 
% 44.27/6.95        ( ~( ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.95             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 44.27/6.95             X9 @ X10 ) ) | 
% 44.27/6.95        ( ~( ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.95             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 44.27/6.95             X9 @ X10 @ X11 ) ) | 
% 44.27/6.95        ( ~( ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.95             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 44.27/6.95             X9 @ X10 @ X11 @ X12 ) ) | 
% 44.27/6.95        ( ~( ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.95             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 44.27/6.95             X9 @ X10 @ X11 @ X12 @ X13 ) ) | 
% 44.27/6.95        ( ~( ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.95             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 44.27/6.95             X9 @ X10 @ X11 @ X12 @ X13 @ X14 ) ) | 
% 44.27/6.95        ( ~( ssNder1_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.95             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 44.27/6.95             X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 ) ) | 
% 44.27/6.95        ( ~( ssNder1_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.95             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 44.27/6.95             X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 ) ) ))).
% 44.27/6.95  thf(zf_stmt_16, negated_conjecture,
% 44.27/6.95    (( ssPv15_23r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.95       U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 44.27/6.95       X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 @ X17 ) | 
% 44.27/6.95     ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 44.27/6.95     ( ~( ssNder1_2r1r1 @ U @ V ) ) | ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 44.27/6.95     ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 44.27/6.95     ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 44.27/6.95     ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 44.27/6.95     ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 44.27/6.95     ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 44.27/6.95     ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 44.27/6.95     ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.95          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 44.27/6.95     ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.95          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 44.27/6.95     ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.95          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 44.27/6.95     ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.95          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 44.27/6.95     ( ~( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.95          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) | 
% 44.27/6.95     ( ~( ssPv15_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.95          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) | 
% 44.27/6.95     ( ~( ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.95          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) ) | 
% 44.27/6.95     ( ~( ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.95          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 44.27/6.95          X10 ) ) | 
% 44.27/6.95     ( ~( ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.95          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 44.27/6.95          X10 @ X11 ) ) | 
% 44.27/6.95     ( ~( ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.95          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 44.27/6.95          X10 @ X11 @ X12 ) ) | 
% 44.27/6.95     ( ~( ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.95          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 44.27/6.95          X10 @ X11 @ X12 @ X13 ) ) | 
% 44.27/6.95     ( ~( ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.95          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 44.27/6.95          X10 @ X11 @ X12 @ X13 @ X14 ) ) | 
% 44.27/6.95     ( ~( ssNder1_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.95          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 44.27/6.95          X10 @ X11 @ X12 @ X13 @ X14 @ X15 ) ) | 
% 44.27/6.95     ( ~( ssNder1_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.95          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 44.27/6.95          X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 ) )),
% 44.27/6.95    inference('cnf.neg', [status(esa)], [clause630])).
% 44.27/6.95  thf(zip_derived_cl298, plain,
% 44.27/6.95      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.95         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/6.95         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i, 
% 44.27/6.95         X21 : $i, X22 : $i]:
% 44.27/6.95         ( (ssPv15_23r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 44.27/6.95            X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 44.27/6.95            X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21 @ X22)
% 44.27/6.95          | ~ (ssNder1_0)
% 44.27/6.95          | ~ (ssNder1_1r1 @ X0)
% 44.27/6.95          | ~ (ssNder1_2r1r1 @ X0 @ X1)
% 44.27/6.95          | ~ (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)
% 44.27/6.95          | ~ (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)
% 44.27/6.95          | ~ (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)
% 44.27/6.95          | ~ (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)
% 44.27/6.95          | ~ (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)
% 44.27/6.95          | ~ (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 44.27/6.95               X7)
% 44.27/6.95          | ~ (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 44.27/6.95               X6 @ X7 @ X8)
% 44.27/6.95          | ~ (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 44.27/6.95               X6 @ X7 @ X8 @ X9)
% 44.27/6.95          | ~ (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/6.95               X5 @ X6 @ X7 @ X8 @ X9 @ X10)
% 44.27/6.95          | ~ (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/6.95               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11)
% 44.27/6.95          | ~ (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/6.95               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)
% 44.27/6.95          | ~ (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 44.27/6.95               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)
% 44.27/6.95          | ~ (ssPv15_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 44.27/6.95               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)
% 44.27/6.95          | ~ (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 44.27/6.95               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)
% 44.27/6.95          | ~ (ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 44.27/6.95               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 44.27/6.95               X14 @ X15)
% 44.27/6.95          | ~ (ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 44.27/6.95               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 44.27/6.95               X14 @ X15 @ X16)
% 44.27/6.95          | ~ (ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 44.27/6.95               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 44.27/6.95               X14 @ X15 @ X16 @ X17)
% 44.27/6.95          | ~ (ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 44.27/6.95               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 44.27/6.95               X14 @ X15 @ X16 @ X17 @ X18)
% 44.27/6.95          | ~ (ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 44.27/6.95               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 44.27/6.95               X14 @ X15 @ X16 @ X17 @ X18 @ X19)
% 44.27/6.95          | ~ (ssNder1_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 44.27/6.95               X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 44.27/6.95               X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20)
% 44.27/6.95          | ~ (ssNder1_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 44.27/6.95               X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 44.27/6.95               X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21))),
% 44.27/6.95      inference('cnf', [status(esa)], [zf_stmt_16])).
% 44.27/6.95  thf(zip_derived_cl927, plain, ( (ssNder1_0)),
% 44.27/6.95      inference('cnf', [status(esa)], [zf_stmt_1])).
% 44.27/6.95  thf(zip_derived_cl933, plain, (![X0 : $i]:  (ssNder1_1r1 @ X0)),
% 44.27/6.95      inference('demod', [status(thm)], [zip_derived_cl926, zip_derived_cl927])).
% 44.27/6.95  thf(zip_derived_cl934, plain,
% 44.27/6.95      (![X0 : $i, X1 : $i]:  (ssNder1_2r1r1 @ X0 @ X1)),
% 44.27/6.95      inference('demod', [status(thm)],
% 44.27/6.95                [zip_derived_cl925, zip_derived_cl927, zip_derived_cl933])).
% 44.27/6.95  thf(zip_derived_cl939, plain,
% 44.27/6.95      (![X0 : $i, X1 : $i, X2 : $i]:  (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)),
% 44.27/6.95      inference('demod', [status(thm)],
% 44.27/6.95                [zip_derived_cl919, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.95                 zip_derived_cl934])).
% 44.27/6.95  thf(zip_derived_cl958, plain,
% 44.27/6.95      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 44.27/6.95          (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)),
% 44.27/6.95      inference('demod', [status(thm)],
% 44.27/6.95                [zip_derived_cl912, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.95                 zip_derived_cl934, zip_derived_cl939])).
% 44.27/6.95  thf(zip_derived_cl973, plain,
% 44.27/6.95      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 44.27/6.95          (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)),
% 44.27/6.95      inference('demod', [status(thm)],
% 44.27/6.95                [zip_derived_cl901, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.95                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958])).
% 44.27/6.95  thf(zip_derived_cl997, plain,
% 44.27/6.95      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 44.27/6.95          (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)),
% 44.27/6.95      inference('demod', [status(thm)],
% 44.27/6.95                [zip_derived_cl886, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.95                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.95                 zip_derived_cl973])).
% 44.27/6.95  thf(zip_derived_cl1026, plain,
% 44.27/6.95      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i]:
% 44.27/6.95          (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)),
% 44.27/6.95      inference('demod', [status(thm)],
% 44.27/6.95                [zip_derived_cl870, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.95                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.95                 zip_derived_cl973, zip_derived_cl997])).
% 44.27/6.95  thf(zip_derived_cl1059, plain,
% 44.27/6.95      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, X7 : $i]:
% 44.27/6.95          (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7)),
% 44.27/6.95      inference('demod', [status(thm)],
% 44.27/6.95                [zip_derived_cl850, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.95                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.95                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026])).
% 44.27/6.95  thf(zip_derived_cl1093, plain,
% 44.27/6.95      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.95         X7 : $i, X8 : $i]:
% 44.27/6.95          (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 44.27/6.95           X7 @ X8)),
% 44.27/6.95      inference('demod', [status(thm)],
% 44.27/6.95                [zip_derived_cl831, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.95                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.95                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.95                 zip_derived_cl1059])).
% 44.27/6.95  thf(zip_derived_cl1139, plain,
% 44.27/6.95      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.95         X7 : $i, X8 : $i, X9 : $i]:
% 44.27/6.95          (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 44.27/6.95           X7 @ X8 @ X9)),
% 44.27/6.95      inference('demod', [status(thm)],
% 44.27/6.95                [zip_derived_cl807, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.95                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.95                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.95                 zip_derived_cl1059, zip_derived_cl1093])).
% 44.27/6.95  thf(zip_derived_cl1196, plain,
% 44.27/6.95      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.95         X7 : $i, X8 : $i, X9 : $i, X10 : $i]:
% 44.27/6.95          (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 44.27/6.95           X6 @ X7 @ X8 @ X9 @ X10)),
% 44.27/6.95      inference('demod', [status(thm)],
% 44.27/6.95                [zip_derived_cl782, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.95                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.95                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.95                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139])).
% 44.27/6.95  thf(zip_derived_cl1246, plain,
% 44.27/6.95      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.95         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i]:
% 44.27/6.95          (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 44.27/6.95           X6 @ X7 @ X8 @ X9 @ X10 @ X11)),
% 44.27/6.95      inference('demod', [status(thm)],
% 44.27/6.95                [zip_derived_cl755, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.95                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.95                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.95                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/6.95                 zip_derived_cl1196])).
% 44.27/6.95  thf(clause200, conjecture,
% 44.27/6.95    (~( ( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.95          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) | 
% 44.27/6.95        ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 44.27/6.95        ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 44.27/6.95        ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 44.27/6.95        ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 44.27/6.95        ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 44.27/6.95        ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 44.27/6.95        ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 44.27/6.95        ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 44.27/6.95        ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 44.27/6.95        ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.95             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 44.27/6.95        ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.95             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 44.27/6.95        ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.95             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) ))).
% 44.27/6.95  thf(zf_stmt_17, negated_conjecture,
% 44.27/6.95    (( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.95       U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) | 
% 44.27/6.95     ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 44.27/6.95     ( ~( ssNder1_2r1r1 @ U @ V ) ) | ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 44.27/6.95     ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 44.27/6.95     ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 44.27/6.95     ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 44.27/6.95     ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 44.27/6.95     ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 44.27/6.95     ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 44.27/6.95     ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.95          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 44.27/6.95     ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.95          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 44.27/6.95     ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.95          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) )),
% 44.27/6.95    inference('cnf.neg', [status(esa)], [clause200])).
% 44.27/6.95  thf(zip_derived_cl728, plain,
% 44.27/6.95      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.95         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i]:
% 44.27/6.95         ( (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/6.95            X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)
% 44.27/6.95          | ~ (ssNder1_0)
% 44.27/6.95          | ~ (ssNder1_1r1 @ X0)
% 44.27/6.95          | ~ (ssNder1_2r1r1 @ X0 @ X1)
% 44.27/6.95          | ~ (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)
% 44.27/6.95          | ~ (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)
% 44.27/6.95          | ~ (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)
% 44.27/6.95          | ~ (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)
% 44.27/6.95          | ~ (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)
% 44.27/6.95          | ~ (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 44.27/6.95               X7)
% 44.27/6.95          | ~ (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 44.27/6.95               X6 @ X7 @ X8)
% 44.27/6.95          | ~ (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 44.27/6.95               X6 @ X7 @ X8 @ X9)
% 44.27/6.95          | ~ (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/6.95               X5 @ X6 @ X7 @ X8 @ X9 @ X10)
% 44.27/6.95          | ~ (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/6.95               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11))),
% 44.27/6.95      inference('cnf', [status(esa)], [zf_stmt_17])).
% 44.27/6.95  thf(zip_derived_cl927, plain, ( (ssNder1_0)),
% 44.27/6.95      inference('cnf', [status(esa)], [zf_stmt_1])).
% 44.27/6.95  thf(zip_derived_cl933, plain, (![X0 : $i]:  (ssNder1_1r1 @ X0)),
% 44.27/6.95      inference('demod', [status(thm)], [zip_derived_cl926, zip_derived_cl927])).
% 44.27/6.95  thf(zip_derived_cl934, plain,
% 44.27/6.95      (![X0 : $i, X1 : $i]:  (ssNder1_2r1r1 @ X0 @ X1)),
% 44.27/6.95      inference('demod', [status(thm)],
% 44.27/6.95                [zip_derived_cl925, zip_derived_cl927, zip_derived_cl933])).
% 44.27/6.95  thf(zip_derived_cl939, plain,
% 44.27/6.95      (![X0 : $i, X1 : $i, X2 : $i]:  (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)),
% 44.27/6.95      inference('demod', [status(thm)],
% 44.27/6.95                [zip_derived_cl919, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.95                 zip_derived_cl934])).
% 44.27/6.95  thf(zip_derived_cl958, plain,
% 44.27/6.95      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 44.27/6.95          (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)),
% 44.27/6.95      inference('demod', [status(thm)],
% 44.27/6.95                [zip_derived_cl912, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.95                 zip_derived_cl934, zip_derived_cl939])).
% 44.27/6.95  thf(zip_derived_cl973, plain,
% 44.27/6.95      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 44.27/6.95          (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)),
% 44.27/6.95      inference('demod', [status(thm)],
% 44.27/6.95                [zip_derived_cl901, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.95                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958])).
% 44.27/6.95  thf(zip_derived_cl997, plain,
% 44.27/6.95      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 44.27/6.95          (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)),
% 44.27/6.95      inference('demod', [status(thm)],
% 44.27/6.95                [zip_derived_cl886, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.95                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.95                 zip_derived_cl973])).
% 44.27/6.95  thf(zip_derived_cl1026, plain,
% 44.27/6.95      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i]:
% 44.27/6.95          (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)),
% 44.27/6.95      inference('demod', [status(thm)],
% 44.27/6.95                [zip_derived_cl870, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.95                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.95                 zip_derived_cl973, zip_derived_cl997])).
% 44.27/6.95  thf(zip_derived_cl1059, plain,
% 44.27/6.95      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, X7 : $i]:
% 44.27/6.95          (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7)),
% 44.27/6.95      inference('demod', [status(thm)],
% 44.27/6.95                [zip_derived_cl850, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.95                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.95                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026])).
% 44.27/6.95  thf(zip_derived_cl1093, plain,
% 44.27/6.95      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.95         X7 : $i, X8 : $i]:
% 44.27/6.95          (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 44.27/6.95           X7 @ X8)),
% 44.27/6.95      inference('demod', [status(thm)],
% 44.27/6.95                [zip_derived_cl831, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.95                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.95                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.95                 zip_derived_cl1059])).
% 44.27/6.95  thf(zip_derived_cl1139, plain,
% 44.27/6.95      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.95         X7 : $i, X8 : $i, X9 : $i]:
% 44.27/6.95          (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 44.27/6.95           X7 @ X8 @ X9)),
% 44.27/6.95      inference('demod', [status(thm)],
% 44.27/6.95                [zip_derived_cl807, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.95                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.95                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.95                 zip_derived_cl1059, zip_derived_cl1093])).
% 44.27/6.95  thf(zip_derived_cl1196, plain,
% 44.27/6.95      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.95         X7 : $i, X8 : $i, X9 : $i, X10 : $i]:
% 44.27/6.95          (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 44.27/6.95           X6 @ X7 @ X8 @ X9 @ X10)),
% 44.27/6.95      inference('demod', [status(thm)],
% 44.27/6.95                [zip_derived_cl782, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.95                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.95                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.95                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139])).
% 44.27/6.95  thf(zip_derived_cl1246, plain,
% 44.27/6.95      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.95         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i]:
% 44.27/6.95          (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 44.27/6.95           X6 @ X7 @ X8 @ X9 @ X10 @ X11)),
% 44.27/6.95      inference('demod', [status(thm)],
% 44.27/6.95                [zip_derived_cl755, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.95                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.95                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.95                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/6.95                 zip_derived_cl1196])).
% 44.27/6.95  thf(zip_derived_cl1296, plain,
% 44.27/6.95      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.95         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i]:
% 44.27/6.95          (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/6.95           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)),
% 44.27/6.95      inference('demod', [status(thm)],
% 44.27/6.95                [zip_derived_cl728, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.95                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.95                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.95                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/6.95                 zip_derived_cl1196, zip_derived_cl1246])).
% 44.27/6.95  thf(clause233, conjecture,
% 44.27/6.95    (~( ( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.95          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) | 
% 44.27/6.95        ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 44.27/6.95        ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 44.27/6.95        ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 44.27/6.95        ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 44.27/6.95        ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 44.27/6.95        ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 44.27/6.95        ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 44.27/6.95        ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 44.27/6.95        ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 44.27/6.95        ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.95             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 44.27/6.95        ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.95             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 44.27/6.95        ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.95             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 44.27/6.95        ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.95             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) ))).
% 44.27/6.95  thf(zf_stmt_18, negated_conjecture,
% 44.27/6.95    (( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.95       U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) | 
% 44.27/6.95     ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 44.27/6.95     ( ~( ssNder1_2r1r1 @ U @ V ) ) | ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 44.27/6.95     ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 44.27/6.95     ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 44.27/6.95     ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 44.27/6.95     ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 44.27/6.95     ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 44.27/6.95     ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 44.27/6.95     ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.95          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 44.27/6.95     ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.95          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 44.27/6.95     ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.95          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 44.27/6.95     ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.95          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) )),
% 44.27/6.95    inference('cnf.neg', [status(esa)], [clause233])).
% 44.27/6.95  thf(zip_derived_cl695, plain,
% 44.27/6.95      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.95         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i]:
% 44.27/6.95         ( (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/6.95            X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)
% 44.27/6.95          | ~ (ssNder1_0)
% 44.27/6.95          | ~ (ssNder1_1r1 @ X0)
% 44.27/6.95          | ~ (ssNder1_2r1r1 @ X0 @ X1)
% 44.27/6.95          | ~ (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)
% 44.27/6.95          | ~ (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)
% 44.27/6.95          | ~ (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)
% 44.27/6.95          | ~ (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)
% 44.27/6.95          | ~ (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)
% 44.27/6.95          | ~ (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 44.27/6.95               X7)
% 44.27/6.95          | ~ (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 44.27/6.95               X6 @ X7 @ X8)
% 44.27/6.95          | ~ (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 44.27/6.95               X6 @ X7 @ X8 @ X9)
% 44.27/6.95          | ~ (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/6.95               X5 @ X6 @ X7 @ X8 @ X9 @ X10)
% 44.27/6.95          | ~ (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/6.95               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11)
% 44.27/6.95          | ~ (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/6.95               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12))),
% 44.27/6.95      inference('cnf', [status(esa)], [zf_stmt_18])).
% 44.27/6.95  thf(zip_derived_cl927, plain, ( (ssNder1_0)),
% 44.27/6.95      inference('cnf', [status(esa)], [zf_stmt_1])).
% 44.27/6.95  thf(zip_derived_cl933, plain, (![X0 : $i]:  (ssNder1_1r1 @ X0)),
% 44.27/6.95      inference('demod', [status(thm)], [zip_derived_cl926, zip_derived_cl927])).
% 44.27/6.95  thf(zip_derived_cl934, plain,
% 44.27/6.95      (![X0 : $i, X1 : $i]:  (ssNder1_2r1r1 @ X0 @ X1)),
% 44.27/6.95      inference('demod', [status(thm)],
% 44.27/6.95                [zip_derived_cl925, zip_derived_cl927, zip_derived_cl933])).
% 44.27/6.95  thf(zip_derived_cl939, plain,
% 44.27/6.95      (![X0 : $i, X1 : $i, X2 : $i]:  (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)),
% 44.27/6.95      inference('demod', [status(thm)],
% 44.27/6.95                [zip_derived_cl919, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.95                 zip_derived_cl934])).
% 44.27/6.95  thf(zip_derived_cl958, plain,
% 44.27/6.95      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 44.27/6.95          (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)),
% 44.27/6.95      inference('demod', [status(thm)],
% 44.27/6.95                [zip_derived_cl912, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.95                 zip_derived_cl934, zip_derived_cl939])).
% 44.27/6.95  thf(zip_derived_cl973, plain,
% 44.27/6.95      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 44.27/6.95          (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)),
% 44.27/6.95      inference('demod', [status(thm)],
% 44.27/6.95                [zip_derived_cl901, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.95                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958])).
% 44.27/6.95  thf(zip_derived_cl997, plain,
% 44.27/6.95      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 44.27/6.95          (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)),
% 44.27/6.95      inference('demod', [status(thm)],
% 44.27/6.95                [zip_derived_cl886, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.95                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.95                 zip_derived_cl973])).
% 44.27/6.95  thf(zip_derived_cl1026, plain,
% 44.27/6.95      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i]:
% 44.27/6.95          (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)),
% 44.27/6.95      inference('demod', [status(thm)],
% 44.27/6.95                [zip_derived_cl870, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.95                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.95                 zip_derived_cl973, zip_derived_cl997])).
% 44.27/6.95  thf(zip_derived_cl1059, plain,
% 44.27/6.95      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, X7 : $i]:
% 44.27/6.95          (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7)),
% 44.27/6.95      inference('demod', [status(thm)],
% 44.27/6.95                [zip_derived_cl850, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.95                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.95                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026])).
% 44.27/6.95  thf(zip_derived_cl1093, plain,
% 44.27/6.95      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.95         X7 : $i, X8 : $i]:
% 44.27/6.95          (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 44.27/6.95           X7 @ X8)),
% 44.27/6.95      inference('demod', [status(thm)],
% 44.27/6.95                [zip_derived_cl831, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.95                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.95                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.95                 zip_derived_cl1059])).
% 44.27/6.95  thf(zip_derived_cl1139, plain,
% 44.27/6.95      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.95         X7 : $i, X8 : $i, X9 : $i]:
% 44.27/6.95          (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 44.27/6.95           X7 @ X8 @ X9)),
% 44.27/6.95      inference('demod', [status(thm)],
% 44.27/6.95                [zip_derived_cl807, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.95                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.95                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.95                 zip_derived_cl1059, zip_derived_cl1093])).
% 44.27/6.95  thf(zip_derived_cl1196, plain,
% 44.27/6.95      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.95         X7 : $i, X8 : $i, X9 : $i, X10 : $i]:
% 44.27/6.95          (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 44.27/6.95           X6 @ X7 @ X8 @ X9 @ X10)),
% 44.27/6.95      inference('demod', [status(thm)],
% 44.27/6.95                [zip_derived_cl782, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.95                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.95                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.95                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139])).
% 44.27/6.95  thf(zip_derived_cl1246, plain,
% 44.27/6.95      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.95         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i]:
% 44.27/6.95          (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 44.27/6.95           X6 @ X7 @ X8 @ X9 @ X10 @ X11)),
% 44.27/6.95      inference('demod', [status(thm)],
% 44.27/6.95                [zip_derived_cl755, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.95                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.95                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.95                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/6.95                 zip_derived_cl1196])).
% 44.27/6.95  thf(zip_derived_cl1296, plain,
% 44.27/6.95      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.95         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i]:
% 44.27/6.95          (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/6.95           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)),
% 44.27/6.95      inference('demod', [status(thm)],
% 44.27/6.95                [zip_derived_cl728, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.95                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.95                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.95                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/6.95                 zip_derived_cl1196, zip_derived_cl1246])).
% 44.27/6.95  thf(zip_derived_cl1354, plain,
% 44.27/6.95      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.95         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i]:
% 44.27/6.95          (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/6.95           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)),
% 44.27/6.95      inference('demod', [status(thm)],
% 44.27/6.95                [zip_derived_cl695, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.95                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.95                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.95                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/6.95                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296])).
% 44.27/6.95  thf(clause267, conjecture,
% 44.27/6.95    (~( ( ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.95          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) | 
% 44.27/6.95        ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 44.27/6.95        ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 44.27/6.95        ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 44.27/6.95        ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 44.27/6.95        ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 44.27/6.95        ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 44.27/6.95        ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 44.27/6.95        ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 44.27/6.95        ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 44.27/6.95        ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.95             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 44.27/6.95        ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.95             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 44.27/6.95        ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.95             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 44.27/6.95        ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.95             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 44.27/6.95        ( ~( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.95             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) ))).
% 44.27/6.95  thf(zf_stmt_19, negated_conjecture,
% 44.27/6.95    (( ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.95       U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) | 
% 44.27/6.95     ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 44.27/6.95     ( ~( ssNder1_2r1r1 @ U @ V ) ) | ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 44.27/6.95     ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 44.27/6.95     ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 44.27/6.95     ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 44.27/6.95     ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 44.27/6.95     ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 44.27/6.95     ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 44.27/6.95     ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.95          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 44.27/6.95     ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.95          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 44.27/6.95     ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.95          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 44.27/6.95     ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.95          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 44.27/6.95     ( ~( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.95          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) )),
% 44.27/6.95    inference('cnf.neg', [status(esa)], [clause267])).
% 44.27/6.95  thf(zip_derived_cl661, plain,
% 44.27/6.95      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.95         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/6.95         X14 : $i]:
% 44.27/6.95         ( (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 44.27/6.95            X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)
% 44.27/6.95          | ~ (ssNder1_0)
% 44.27/6.95          | ~ (ssNder1_1r1 @ X0)
% 44.27/6.95          | ~ (ssNder1_2r1r1 @ X0 @ X1)
% 44.27/6.95          | ~ (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)
% 44.27/6.95          | ~ (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)
% 44.27/6.95          | ~ (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)
% 44.27/6.95          | ~ (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)
% 44.27/6.95          | ~ (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)
% 44.27/6.95          | ~ (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 44.27/6.95               X7)
% 44.27/6.95          | ~ (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 44.27/6.95               X6 @ X7 @ X8)
% 44.27/6.95          | ~ (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 44.27/6.95               X6 @ X7 @ X8 @ X9)
% 44.27/6.95          | ~ (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/6.95               X5 @ X6 @ X7 @ X8 @ X9 @ X10)
% 44.27/6.95          | ~ (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/6.95               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11)
% 44.27/6.95          | ~ (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/6.95               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)
% 44.27/6.95          | ~ (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 44.27/6.95               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13))),
% 44.27/6.95      inference('cnf', [status(esa)], [zf_stmt_19])).
% 44.27/6.95  thf(zip_derived_cl927, plain, ( (ssNder1_0)),
% 44.27/6.95      inference('cnf', [status(esa)], [zf_stmt_1])).
% 44.27/6.95  thf(zip_derived_cl933, plain, (![X0 : $i]:  (ssNder1_1r1 @ X0)),
% 44.27/6.95      inference('demod', [status(thm)], [zip_derived_cl926, zip_derived_cl927])).
% 44.27/6.95  thf(zip_derived_cl934, plain,
% 44.27/6.95      (![X0 : $i, X1 : $i]:  (ssNder1_2r1r1 @ X0 @ X1)),
% 44.27/6.95      inference('demod', [status(thm)],
% 44.27/6.95                [zip_derived_cl925, zip_derived_cl927, zip_derived_cl933])).
% 44.27/6.95  thf(zip_derived_cl939, plain,
% 44.27/6.95      (![X0 : $i, X1 : $i, X2 : $i]:  (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)),
% 44.27/6.95      inference('demod', [status(thm)],
% 44.27/6.95                [zip_derived_cl919, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.95                 zip_derived_cl934])).
% 44.27/6.95  thf(zip_derived_cl958, plain,
% 44.27/6.95      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 44.27/6.95          (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)),
% 44.27/6.95      inference('demod', [status(thm)],
% 44.27/6.95                [zip_derived_cl912, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.95                 zip_derived_cl934, zip_derived_cl939])).
% 44.27/6.95  thf(zip_derived_cl973, plain,
% 44.27/6.95      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 44.27/6.95          (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)),
% 44.27/6.95      inference('demod', [status(thm)],
% 44.27/6.95                [zip_derived_cl901, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.95                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958])).
% 44.27/6.95  thf(zip_derived_cl997, plain,
% 44.27/6.95      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 44.27/6.95          (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)),
% 44.27/6.95      inference('demod', [status(thm)],
% 44.27/6.95                [zip_derived_cl886, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.95                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.95                 zip_derived_cl973])).
% 44.27/6.95  thf(zip_derived_cl1026, plain,
% 44.27/6.95      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i]:
% 44.27/6.95          (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)),
% 44.27/6.95      inference('demod', [status(thm)],
% 44.27/6.95                [zip_derived_cl870, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.95                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.95                 zip_derived_cl973, zip_derived_cl997])).
% 44.27/6.95  thf(zip_derived_cl1059, plain,
% 44.27/6.95      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, X7 : $i]:
% 44.27/6.95          (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7)),
% 44.27/6.95      inference('demod', [status(thm)],
% 44.27/6.95                [zip_derived_cl850, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.95                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.95                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026])).
% 44.27/6.95  thf(zip_derived_cl1093, plain,
% 44.27/6.95      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.95         X7 : $i, X8 : $i]:
% 44.27/6.95          (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 44.27/6.95           X7 @ X8)),
% 44.27/6.95      inference('demod', [status(thm)],
% 44.27/6.95                [zip_derived_cl831, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.95                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.95                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.95                 zip_derived_cl1059])).
% 44.27/6.95  thf(zip_derived_cl1139, plain,
% 44.27/6.95      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.95         X7 : $i, X8 : $i, X9 : $i]:
% 44.27/6.95          (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 44.27/6.95           X7 @ X8 @ X9)),
% 44.27/6.95      inference('demod', [status(thm)],
% 44.27/6.95                [zip_derived_cl807, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.95                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.95                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.95                 zip_derived_cl1059, zip_derived_cl1093])).
% 44.27/6.95  thf(zip_derived_cl1196, plain,
% 44.27/6.95      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.95         X7 : $i, X8 : $i, X9 : $i, X10 : $i]:
% 44.27/6.95          (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 44.27/6.95           X6 @ X7 @ X8 @ X9 @ X10)),
% 44.27/6.95      inference('demod', [status(thm)],
% 44.27/6.95                [zip_derived_cl782, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.95                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.95                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.95                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139])).
% 44.27/6.95  thf(zip_derived_cl1246, plain,
% 44.27/6.95      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.95         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i]:
% 44.27/6.95          (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 44.27/6.95           X6 @ X7 @ X8 @ X9 @ X10 @ X11)),
% 44.27/6.95      inference('demod', [status(thm)],
% 44.27/6.95                [zip_derived_cl755, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.95                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.95                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.95                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/6.95                 zip_derived_cl1196])).
% 44.27/6.95  thf(zip_derived_cl1296, plain,
% 44.27/6.95      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.95         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i]:
% 44.27/6.95          (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/6.95           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)),
% 44.27/6.95      inference('demod', [status(thm)],
% 44.27/6.95                [zip_derived_cl728, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.95                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.95                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.95                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/6.95                 zip_derived_cl1196, zip_derived_cl1246])).
% 44.27/6.95  thf(zip_derived_cl1354, plain,
% 44.27/6.95      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.95         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i]:
% 44.27/6.95          (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/6.95           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)),
% 44.27/6.95      inference('demod', [status(thm)],
% 44.27/6.95                [zip_derived_cl695, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.95                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.95                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.95                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/6.95                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296])).
% 44.27/6.95  thf(zip_derived_cl1416, plain,
% 44.27/6.95      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.95         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/6.95         X14 : $i]:
% 44.27/6.95          (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/6.95           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)),
% 44.27/6.95      inference('demod', [status(thm)],
% 44.27/6.95                [zip_derived_cl661, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.95                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.95                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.95                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/6.95                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296, 
% 44.27/6.95                 zip_derived_cl1354])).
% 44.27/6.95  thf(clause305, conjecture,
% 44.27/6.95    (~( ( ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.95          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 44.27/6.95          X10 ) | 
% 44.27/6.95        ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 44.27/6.95        ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 44.27/6.95        ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 44.27/6.95        ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 44.27/6.95        ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 44.27/6.95        ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 44.27/6.95        ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 44.27/6.95        ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 44.27/6.95        ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 44.27/6.95        ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.95             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 44.27/6.95        ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.95             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 44.27/6.95        ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.95             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 44.27/6.95        ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.95             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 44.27/6.95        ( ~( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.95             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) | 
% 44.27/6.95        ( ~( ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.95             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) ) ))).
% 44.27/6.95  thf(zf_stmt_20, negated_conjecture,
% 44.27/6.95    (( ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.95       U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 ) | 
% 44.27/6.95     ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 44.27/6.95     ( ~( ssNder1_2r1r1 @ U @ V ) ) | ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 44.27/6.95     ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 44.27/6.95     ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 44.27/6.95     ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 44.27/6.95     ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 44.27/6.95     ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 44.27/6.95     ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 44.27/6.95     ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.95          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 44.27/6.95     ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.95          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 44.27/6.95     ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.95          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 44.27/6.95     ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.95          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 44.27/6.95     ( ~( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.95          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) | 
% 44.27/6.95     ( ~( ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.95          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) )),
% 44.27/6.95    inference('cnf.neg', [status(esa)], [clause305])).
% 44.27/6.95  thf(zip_derived_cl623, plain,
% 44.27/6.95      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.95         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/6.95         X14 : $i, X15 : $i]:
% 44.27/6.95         ( (ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 44.27/6.95            X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15)
% 44.27/6.95          | ~ (ssNder1_0)
% 44.27/6.95          | ~ (ssNder1_1r1 @ X0)
% 44.27/6.95          | ~ (ssNder1_2r1r1 @ X0 @ X1)
% 44.27/6.95          | ~ (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)
% 44.27/6.95          | ~ (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)
% 44.27/6.95          | ~ (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)
% 44.27/6.95          | ~ (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)
% 44.27/6.95          | ~ (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)
% 44.27/6.95          | ~ (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 44.27/6.95               X7)
% 44.27/6.95          | ~ (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 44.27/6.95               X6 @ X7 @ X8)
% 44.27/6.95          | ~ (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 44.27/6.95               X6 @ X7 @ X8 @ X9)
% 44.27/6.95          | ~ (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/6.95               X5 @ X6 @ X7 @ X8 @ X9 @ X10)
% 44.27/6.95          | ~ (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/6.95               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11)
% 44.27/6.95          | ~ (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/6.95               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)
% 44.27/6.95          | ~ (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 44.27/6.95               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)
% 44.27/6.95          | ~ (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 44.27/6.95               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14))),
% 44.27/6.95      inference('cnf', [status(esa)], [zf_stmt_20])).
% 44.27/6.95  thf(zip_derived_cl927, plain, ( (ssNder1_0)),
% 44.27/6.95      inference('cnf', [status(esa)], [zf_stmt_1])).
% 44.27/6.95  thf(zip_derived_cl933, plain, (![X0 : $i]:  (ssNder1_1r1 @ X0)),
% 44.27/6.95      inference('demod', [status(thm)], [zip_derived_cl926, zip_derived_cl927])).
% 44.27/6.95  thf(zip_derived_cl934, plain,
% 44.27/6.95      (![X0 : $i, X1 : $i]:  (ssNder1_2r1r1 @ X0 @ X1)),
% 44.27/6.95      inference('demod', [status(thm)],
% 44.27/6.95                [zip_derived_cl925, zip_derived_cl927, zip_derived_cl933])).
% 44.27/6.95  thf(zip_derived_cl939, plain,
% 44.27/6.95      (![X0 : $i, X1 : $i, X2 : $i]:  (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)),
% 44.27/6.95      inference('demod', [status(thm)],
% 44.27/6.95                [zip_derived_cl919, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.95                 zip_derived_cl934])).
% 44.27/6.95  thf(zip_derived_cl958, plain,
% 44.27/6.95      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 44.27/6.95          (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)),
% 44.27/6.95      inference('demod', [status(thm)],
% 44.27/6.95                [zip_derived_cl912, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.95                 zip_derived_cl934, zip_derived_cl939])).
% 44.27/6.95  thf(zip_derived_cl973, plain,
% 44.27/6.95      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 44.27/6.95          (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)),
% 44.27/6.95      inference('demod', [status(thm)],
% 44.27/6.95                [zip_derived_cl901, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.95                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958])).
% 44.27/6.95  thf(zip_derived_cl997, plain,
% 44.27/6.95      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 44.27/6.95          (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)),
% 44.27/6.95      inference('demod', [status(thm)],
% 44.27/6.95                [zip_derived_cl886, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.95                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.95                 zip_derived_cl973])).
% 44.27/6.95  thf(zip_derived_cl1026, plain,
% 44.27/6.95      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i]:
% 44.27/6.95          (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)),
% 44.27/6.95      inference('demod', [status(thm)],
% 44.27/6.95                [zip_derived_cl870, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.95                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.95                 zip_derived_cl973, zip_derived_cl997])).
% 44.27/6.95  thf(zip_derived_cl1059, plain,
% 44.27/6.95      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, X7 : $i]:
% 44.27/6.95          (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7)),
% 44.27/6.95      inference('demod', [status(thm)],
% 44.27/6.95                [zip_derived_cl850, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.95                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.95                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026])).
% 44.27/6.95  thf(zip_derived_cl1093, plain,
% 44.27/6.95      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.95         X7 : $i, X8 : $i]:
% 44.27/6.95          (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 44.27/6.95           X7 @ X8)),
% 44.27/6.95      inference('demod', [status(thm)],
% 44.27/6.95                [zip_derived_cl831, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.95                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.95                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.95                 zip_derived_cl1059])).
% 44.27/6.95  thf(zip_derived_cl1139, plain,
% 44.27/6.95      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.95         X7 : $i, X8 : $i, X9 : $i]:
% 44.27/6.95          (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 44.27/6.95           X7 @ X8 @ X9)),
% 44.27/6.95      inference('demod', [status(thm)],
% 44.27/6.95                [zip_derived_cl807, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.95                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.95                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.95                 zip_derived_cl1059, zip_derived_cl1093])).
% 44.27/6.95  thf(zip_derived_cl1196, plain,
% 44.27/6.95      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.95         X7 : $i, X8 : $i, X9 : $i, X10 : $i]:
% 44.27/6.95          (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 44.27/6.95           X6 @ X7 @ X8 @ X9 @ X10)),
% 44.27/6.95      inference('demod', [status(thm)],
% 44.27/6.95                [zip_derived_cl782, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.95                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.95                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.95                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139])).
% 44.27/6.95  thf(zip_derived_cl1246, plain,
% 44.27/6.95      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.95         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i]:
% 44.27/6.95          (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 44.27/6.95           X6 @ X7 @ X8 @ X9 @ X10 @ X11)),
% 44.27/6.95      inference('demod', [status(thm)],
% 44.27/6.95                [zip_derived_cl755, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.95                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.95                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.95                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/6.95                 zip_derived_cl1196])).
% 44.27/6.95  thf(zip_derived_cl1296, plain,
% 44.27/6.95      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.95         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i]:
% 44.27/6.95          (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/6.95           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)),
% 44.27/6.95      inference('demod', [status(thm)],
% 44.27/6.95                [zip_derived_cl728, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.95                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.95                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.95                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/6.95                 zip_derived_cl1196, zip_derived_cl1246])).
% 44.27/6.95  thf(zip_derived_cl1354, plain,
% 44.27/6.95      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.95         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i]:
% 44.27/6.95          (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/6.95           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)),
% 44.27/6.95      inference('demod', [status(thm)],
% 44.27/6.95                [zip_derived_cl695, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.95                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.95                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.95                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/6.95                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296])).
% 44.27/6.95  thf(zip_derived_cl1416, plain,
% 44.27/6.95      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.95         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/6.95         X14 : $i]:
% 44.27/6.95          (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/6.95           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)),
% 44.27/6.95      inference('demod', [status(thm)],
% 44.27/6.95                [zip_derived_cl661, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.95                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.95                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.95                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/6.95                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296, 
% 44.27/6.95                 zip_derived_cl1354])).
% 44.27/6.95  thf(zip_derived_cl1486, plain,
% 44.27/6.95      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.95         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/6.95         X14 : $i, X15 : $i]:
% 44.27/6.95          (ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 44.27/6.95           X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15)),
% 44.27/6.95      inference('demod', [status(thm)],
% 44.27/6.95                [zip_derived_cl623, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.95                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.95                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.95                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/6.95                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296, 
% 44.27/6.95                 zip_derived_cl1354, zip_derived_cl1416])).
% 44.27/6.95  thf(clause341, conjecture,
% 44.27/6.95    (~( ( ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.95          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 44.27/6.95          X10 @ X11 ) | 
% 44.27/6.95        ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 44.27/6.95        ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 44.27/6.95        ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 44.27/6.95        ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 44.27/6.95        ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 44.27/6.95        ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 44.27/6.95        ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 44.27/6.95        ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 44.27/6.95        ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 44.27/6.95        ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.95             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 44.27/6.95        ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.95             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 44.27/6.95        ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.95             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 44.27/6.95        ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.95             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 44.27/6.95        ( ~( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.95             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) | 
% 44.27/6.95        ( ~( ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.95             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) ) | 
% 44.27/6.95        ( ~( ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.95             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 44.27/6.95             X9 @ X10 ) ) ))).
% 44.27/6.95  thf(zf_stmt_21, negated_conjecture,
% 44.27/6.95    (( ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.95       U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 44.27/6.95       X10 @ X11 ) | 
% 44.27/6.95     ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 44.27/6.95     ( ~( ssNder1_2r1r1 @ U @ V ) ) | ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 44.27/6.95     ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 44.27/6.95     ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 44.27/6.95     ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 44.27/6.95     ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 44.27/6.95     ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 44.27/6.95     ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 44.27/6.95     ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.95          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 44.27/6.95     ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.95          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 44.27/6.95     ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.95          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 44.27/6.95     ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.95          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 44.27/6.95     ( ~( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.95          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) | 
% 44.27/6.95     ( ~( ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.95          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) ) | 
% 44.27/6.95     ( ~( ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.95          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 44.27/6.95          X10 ) )),
% 44.27/6.95    inference('cnf.neg', [status(esa)], [clause341])).
% 44.27/6.95  thf(zip_derived_cl587, plain,
% 44.27/6.95      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.95         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/6.95         X14 : $i, X15 : $i, X16 : $i]:
% 44.27/6.95         ( (ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 44.27/6.95            X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ 
% 44.27/6.95            X16)
% 44.27/6.95          | ~ (ssNder1_0)
% 44.27/6.95          | ~ (ssNder1_1r1 @ X0)
% 44.27/6.95          | ~ (ssNder1_2r1r1 @ X0 @ X1)
% 44.27/6.95          | ~ (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)
% 44.27/6.95          | ~ (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)
% 44.27/6.95          | ~ (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)
% 44.27/6.95          | ~ (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)
% 44.27/6.95          | ~ (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)
% 44.27/6.95          | ~ (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 44.27/6.95               X7)
% 44.27/6.95          | ~ (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 44.27/6.95               X6 @ X7 @ X8)
% 44.27/6.95          | ~ (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 44.27/6.95               X6 @ X7 @ X8 @ X9)
% 44.27/6.95          | ~ (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/6.95               X5 @ X6 @ X7 @ X8 @ X9 @ X10)
% 44.27/6.95          | ~ (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/6.95               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11)
% 44.27/6.95          | ~ (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/6.95               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)
% 44.27/6.95          | ~ (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 44.27/6.95               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)
% 44.27/6.95          | ~ (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 44.27/6.95               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)
% 44.27/6.95          | ~ (ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 44.27/6.95               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 44.27/6.95               X14 @ X15))),
% 44.27/6.95      inference('cnf', [status(esa)], [zf_stmt_21])).
% 44.27/6.95  thf(zip_derived_cl927, plain, ( (ssNder1_0)),
% 44.27/6.95      inference('cnf', [status(esa)], [zf_stmt_1])).
% 44.27/6.95  thf(zip_derived_cl933, plain, (![X0 : $i]:  (ssNder1_1r1 @ X0)),
% 44.27/6.95      inference('demod', [status(thm)], [zip_derived_cl926, zip_derived_cl927])).
% 44.27/6.95  thf(zip_derived_cl934, plain,
% 44.27/6.95      (![X0 : $i, X1 : $i]:  (ssNder1_2r1r1 @ X0 @ X1)),
% 44.27/6.95      inference('demod', [status(thm)],
% 44.27/6.95                [zip_derived_cl925, zip_derived_cl927, zip_derived_cl933])).
% 44.27/6.95  thf(zip_derived_cl939, plain,
% 44.27/6.95      (![X0 : $i, X1 : $i, X2 : $i]:  (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)),
% 44.27/6.95      inference('demod', [status(thm)],
% 44.27/6.95                [zip_derived_cl919, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.95                 zip_derived_cl934])).
% 44.27/6.95  thf(zip_derived_cl958, plain,
% 44.27/6.95      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 44.27/6.95          (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)),
% 44.27/6.95      inference('demod', [status(thm)],
% 44.27/6.95                [zip_derived_cl912, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.95                 zip_derived_cl934, zip_derived_cl939])).
% 44.27/6.95  thf(zip_derived_cl973, plain,
% 44.27/6.95      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 44.27/6.95          (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)),
% 44.27/6.95      inference('demod', [status(thm)],
% 44.27/6.95                [zip_derived_cl901, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.95                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958])).
% 44.27/6.95  thf(zip_derived_cl997, plain,
% 44.27/6.95      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 44.27/6.95          (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)),
% 44.27/6.95      inference('demod', [status(thm)],
% 44.27/6.95                [zip_derived_cl886, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.95                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.95                 zip_derived_cl973])).
% 44.27/6.95  thf(zip_derived_cl1026, plain,
% 44.27/6.95      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i]:
% 44.27/6.95          (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)),
% 44.27/6.95      inference('demod', [status(thm)],
% 44.27/6.95                [zip_derived_cl870, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.95                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.95                 zip_derived_cl973, zip_derived_cl997])).
% 44.27/6.95  thf(zip_derived_cl1059, plain,
% 44.27/6.95      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, X7 : $i]:
% 44.27/6.95          (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7)),
% 44.27/6.95      inference('demod', [status(thm)],
% 44.27/6.95                [zip_derived_cl850, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.95                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.95                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026])).
% 44.27/6.95  thf(zip_derived_cl1093, plain,
% 44.27/6.95      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.95         X7 : $i, X8 : $i]:
% 44.27/6.95          (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 44.27/6.95           X7 @ X8)),
% 44.27/6.95      inference('demod', [status(thm)],
% 44.27/6.95                [zip_derived_cl831, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.95                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.95                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.95                 zip_derived_cl1059])).
% 44.27/6.95  thf(zip_derived_cl1139, plain,
% 44.27/6.95      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.95         X7 : $i, X8 : $i, X9 : $i]:
% 44.27/6.95          (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 44.27/6.95           X7 @ X8 @ X9)),
% 44.27/6.95      inference('demod', [status(thm)],
% 44.27/6.95                [zip_derived_cl807, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.95                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.95                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.95                 zip_derived_cl1059, zip_derived_cl1093])).
% 44.27/6.95  thf(zip_derived_cl1196, plain,
% 44.27/6.95      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.95         X7 : $i, X8 : $i, X9 : $i, X10 : $i]:
% 44.27/6.95          (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 44.27/6.95           X6 @ X7 @ X8 @ X9 @ X10)),
% 44.27/6.95      inference('demod', [status(thm)],
% 44.27/6.95                [zip_derived_cl782, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.95                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.95                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.95                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139])).
% 44.27/6.95  thf(zip_derived_cl1246, plain,
% 44.27/6.95      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.95         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i]:
% 44.27/6.95          (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 44.27/6.95           X6 @ X7 @ X8 @ X9 @ X10 @ X11)),
% 44.27/6.95      inference('demod', [status(thm)],
% 44.27/6.95                [zip_derived_cl755, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.95                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.95                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.95                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/6.95                 zip_derived_cl1196])).
% 44.27/6.95  thf(zip_derived_cl1296, plain,
% 44.27/6.95      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.95         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i]:
% 44.27/6.95          (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/6.95           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)),
% 44.27/6.95      inference('demod', [status(thm)],
% 44.27/6.95                [zip_derived_cl728, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.95                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.95                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.95                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/6.95                 zip_derived_cl1196, zip_derived_cl1246])).
% 44.27/6.95  thf(zip_derived_cl1354, plain,
% 44.27/6.95      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.95         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i]:
% 44.27/6.95          (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/6.95           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)),
% 44.27/6.95      inference('demod', [status(thm)],
% 44.27/6.95                [zip_derived_cl695, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.95                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.95                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.95                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/6.95                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296])).
% 44.27/6.95  thf(zip_derived_cl1416, plain,
% 44.27/6.95      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.95         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/6.95         X14 : $i]:
% 44.27/6.95          (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/6.95           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)),
% 44.27/6.95      inference('demod', [status(thm)],
% 44.27/6.95                [zip_derived_cl661, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.95                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.95                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.95                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/6.95                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296, 
% 44.27/6.95                 zip_derived_cl1354])).
% 44.27/6.95  thf(zip_derived_cl1486, plain,
% 44.27/6.95      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.95         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/6.95         X14 : $i, X15 : $i]:
% 44.27/6.95          (ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 44.27/6.95           X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15)),
% 44.27/6.95      inference('demod', [status(thm)],
% 44.27/6.95                [zip_derived_cl623, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.95                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.95                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.95                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/6.95                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296, 
% 44.27/6.95                 zip_derived_cl1354, zip_derived_cl1416])).
% 44.27/6.95  thf(zip_derived_cl1555, plain,
% 44.27/6.95      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.95         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/6.95         X14 : $i, X15 : $i, X16 : $i]:
% 44.27/6.95          (ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 44.27/6.95           X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ 
% 44.27/6.95           X16)),
% 44.27/6.95      inference('demod', [status(thm)],
% 44.27/6.95                [zip_derived_cl587, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.95                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.95                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.95                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/6.95                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296, 
% 44.27/6.95                 zip_derived_cl1354, zip_derived_cl1416, zip_derived_cl1486])).
% 44.27/6.95  thf(clause380, conjecture,
% 44.27/6.95    (~( ( ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.95          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 44.27/6.95          X10 @ X11 @ X12 ) | 
% 44.27/6.95        ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 44.27/6.95        ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 44.27/6.95        ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 44.27/6.95        ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 44.27/6.95        ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 44.27/6.95        ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 44.27/6.95        ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 44.27/6.95        ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 44.27/6.95        ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 44.27/6.95        ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.95             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 44.27/6.95        ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.95             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 44.27/6.95        ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.95             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 44.27/6.95        ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.95             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 44.27/6.95        ( ~( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.95             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) | 
% 44.27/6.95        ( ~( ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.95             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) ) | 
% 44.27/6.95        ( ~( ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.95             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 44.27/6.95             X9 @ X10 ) ) | 
% 44.27/6.95        ( ~( ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.95             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 44.27/6.95             X9 @ X10 @ X11 ) ) ))).
% 44.27/6.95  thf(zf_stmt_22, negated_conjecture,
% 44.27/6.95    (( ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.95       U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 44.27/6.95       X10 @ X11 @ X12 ) | 
% 44.27/6.95     ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 44.27/6.95     ( ~( ssNder1_2r1r1 @ U @ V ) ) | ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 44.27/6.95     ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 44.27/6.95     ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 44.27/6.95     ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 44.27/6.95     ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 44.27/6.95     ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 44.27/6.95     ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 44.27/6.95     ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.95          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 44.27/6.95     ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.95          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 44.27/6.95     ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.95          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 44.27/6.95     ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.95          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 44.27/6.95     ( ~( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.95          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) | 
% 44.27/6.95     ( ~( ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.95          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) ) | 
% 44.27/6.95     ( ~( ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.95          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 44.27/6.95          X10 ) ) | 
% 44.27/6.95     ( ~( ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.95          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 44.27/6.95          X10 @ X11 ) )),
% 44.27/6.95    inference('cnf.neg', [status(esa)], [clause380])).
% 44.27/6.95  thf(zip_derived_cl548, plain,
% 44.27/6.95      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.95         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/6.95         X14 : $i, X15 : $i, X16 : $i, X17 : $i]:
% 44.27/6.95         ( (ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 44.27/6.95            X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 44.27/6.95            X15 @ X16 @ X17)
% 44.27/6.95          | ~ (ssNder1_0)
% 44.27/6.95          | ~ (ssNder1_1r1 @ X0)
% 44.27/6.95          | ~ (ssNder1_2r1r1 @ X0 @ X1)
% 44.27/6.95          | ~ (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)
% 44.27/6.95          | ~ (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)
% 44.27/6.95          | ~ (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)
% 44.27/6.95          | ~ (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)
% 44.27/6.95          | ~ (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)
% 44.27/6.95          | ~ (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 44.27/6.95               X7)
% 44.27/6.95          | ~ (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 44.27/6.95               X6 @ X7 @ X8)
% 44.27/6.95          | ~ (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 44.27/6.95               X6 @ X7 @ X8 @ X9)
% 44.27/6.95          | ~ (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/6.95               X5 @ X6 @ X7 @ X8 @ X9 @ X10)
% 44.27/6.95          | ~ (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/6.95               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11)
% 44.27/6.95          | ~ (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/6.95               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)
% 44.27/6.95          | ~ (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 44.27/6.95               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)
% 44.27/6.95          | ~ (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 44.27/6.95               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)
% 44.27/6.95          | ~ (ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 44.27/6.95               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 44.27/6.95               X14 @ X15)
% 44.27/6.95          | ~ (ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 44.27/6.95               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 44.27/6.95               X14 @ X15 @ X16))),
% 44.27/6.95      inference('cnf', [status(esa)], [zf_stmt_22])).
% 44.27/6.95  thf(zip_derived_cl927, plain, ( (ssNder1_0)),
% 44.27/6.95      inference('cnf', [status(esa)], [zf_stmt_1])).
% 44.27/6.95  thf(zip_derived_cl933, plain, (![X0 : $i]:  (ssNder1_1r1 @ X0)),
% 44.27/6.95      inference('demod', [status(thm)], [zip_derived_cl926, zip_derived_cl927])).
% 44.27/6.95  thf(zip_derived_cl934, plain,
% 44.27/6.95      (![X0 : $i, X1 : $i]:  (ssNder1_2r1r1 @ X0 @ X1)),
% 44.27/6.95      inference('demod', [status(thm)],
% 44.27/6.95                [zip_derived_cl925, zip_derived_cl927, zip_derived_cl933])).
% 44.27/6.95  thf(zip_derived_cl939, plain,
% 44.27/6.95      (![X0 : $i, X1 : $i, X2 : $i]:  (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)),
% 44.27/6.95      inference('demod', [status(thm)],
% 44.27/6.95                [zip_derived_cl919, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.95                 zip_derived_cl934])).
% 44.27/6.95  thf(zip_derived_cl958, plain,
% 44.27/6.95      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 44.27/6.95          (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)),
% 44.27/6.95      inference('demod', [status(thm)],
% 44.27/6.95                [zip_derived_cl912, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.95                 zip_derived_cl934, zip_derived_cl939])).
% 44.27/6.95  thf(zip_derived_cl973, plain,
% 44.27/6.95      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 44.27/6.95          (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)),
% 44.27/6.95      inference('demod', [status(thm)],
% 44.27/6.95                [zip_derived_cl901, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.95                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958])).
% 44.27/6.95  thf(zip_derived_cl997, plain,
% 44.27/6.95      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 44.27/6.95          (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)),
% 44.27/6.95      inference('demod', [status(thm)],
% 44.27/6.95                [zip_derived_cl886, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.95                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.95                 zip_derived_cl973])).
% 44.27/6.95  thf(zip_derived_cl1026, plain,
% 44.27/6.95      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i]:
% 44.27/6.95          (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)),
% 44.27/6.95      inference('demod', [status(thm)],
% 44.27/6.95                [zip_derived_cl870, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.95                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.95                 zip_derived_cl973, zip_derived_cl997])).
% 44.27/6.95  thf(zip_derived_cl1059, plain,
% 44.27/6.95      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, X7 : $i]:
% 44.27/6.95          (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7)),
% 44.27/6.95      inference('demod', [status(thm)],
% 44.27/6.95                [zip_derived_cl850, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.95                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.95                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026])).
% 44.27/6.95  thf(zip_derived_cl1093, plain,
% 44.27/6.95      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.95         X7 : $i, X8 : $i]:
% 44.27/6.95          (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 44.27/6.95           X7 @ X8)),
% 44.27/6.95      inference('demod', [status(thm)],
% 44.27/6.95                [zip_derived_cl831, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.95                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.95                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.95                 zip_derived_cl1059])).
% 44.27/6.95  thf(zip_derived_cl1139, plain,
% 44.27/6.95      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.95         X7 : $i, X8 : $i, X9 : $i]:
% 44.27/6.95          (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 44.27/6.95           X7 @ X8 @ X9)),
% 44.27/6.95      inference('demod', [status(thm)],
% 44.27/6.95                [zip_derived_cl807, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.95                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.95                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.95                 zip_derived_cl1059, zip_derived_cl1093])).
% 44.27/6.95  thf(zip_derived_cl1196, plain,
% 44.27/6.95      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.95         X7 : $i, X8 : $i, X9 : $i, X10 : $i]:
% 44.27/6.95          (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 44.27/6.95           X6 @ X7 @ X8 @ X9 @ X10)),
% 44.27/6.95      inference('demod', [status(thm)],
% 44.27/6.95                [zip_derived_cl782, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.95                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.95                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.95                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139])).
% 44.27/6.95  thf(zip_derived_cl1246, plain,
% 44.27/6.95      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.95         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i]:
% 44.27/6.95          (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 44.27/6.95           X6 @ X7 @ X8 @ X9 @ X10 @ X11)),
% 44.27/6.95      inference('demod', [status(thm)],
% 44.27/6.95                [zip_derived_cl755, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.95                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.95                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.95                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/6.95                 zip_derived_cl1196])).
% 44.27/6.95  thf(zip_derived_cl1296, plain,
% 44.27/6.95      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.95         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i]:
% 44.27/6.95          (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/6.95           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)),
% 44.27/6.95      inference('demod', [status(thm)],
% 44.27/6.95                [zip_derived_cl728, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.95                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.95                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.95                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/6.95                 zip_derived_cl1196, zip_derived_cl1246])).
% 44.27/6.95  thf(zip_derived_cl1354, plain,
% 44.27/6.95      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.95         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i]:
% 44.27/6.95          (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/6.95           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)),
% 44.27/6.95      inference('demod', [status(thm)],
% 44.27/6.95                [zip_derived_cl695, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.95                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.95                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.95                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/6.95                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296])).
% 44.27/6.95  thf(zip_derived_cl1416, plain,
% 44.27/6.95      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.95         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/6.95         X14 : $i]:
% 44.27/6.95          (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/6.95           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)),
% 44.27/6.95      inference('demod', [status(thm)],
% 44.27/6.95                [zip_derived_cl661, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.95                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.95                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.95                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/6.95                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296, 
% 44.27/6.95                 zip_derived_cl1354])).
% 44.27/6.95  thf(zip_derived_cl1486, plain,
% 44.27/6.95      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.95         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/6.95         X14 : $i, X15 : $i]:
% 44.27/6.95          (ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 44.27/6.95           X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15)),
% 44.27/6.95      inference('demod', [status(thm)],
% 44.27/6.95                [zip_derived_cl623, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.95                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.95                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.95                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/6.95                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296, 
% 44.27/6.95                 zip_derived_cl1354, zip_derived_cl1416])).
% 44.27/6.95  thf(zip_derived_cl1555, plain,
% 44.27/6.95      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.95         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/6.95         X14 : $i, X15 : $i, X16 : $i]:
% 44.27/6.95          (ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 44.27/6.95           X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ 
% 44.27/6.95           X16)),
% 44.27/6.95      inference('demod', [status(thm)],
% 44.27/6.95                [zip_derived_cl587, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.95                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.95                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.95                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/6.95                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296, 
% 44.27/6.95                 zip_derived_cl1354, zip_derived_cl1416, zip_derived_cl1486])).
% 44.27/6.95  thf(zip_derived_cl1625, plain,
% 44.27/6.95      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.95         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/6.95         X14 : $i, X15 : $i, X16 : $i, X17 : $i]:
% 44.27/6.95          (ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 44.27/6.95           X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 44.27/6.95           X15 @ X16 @ X17)),
% 44.27/6.95      inference('demod', [status(thm)],
% 44.27/6.95                [zip_derived_cl548, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.95                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.95                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.95                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/6.95                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296, 
% 44.27/6.95                 zip_derived_cl1354, zip_derived_cl1416, zip_derived_cl1486, 
% 44.27/6.95                 zip_derived_cl1555])).
% 44.27/6.95  thf(clause419, conjecture,
% 44.27/6.95    (~( ( ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.95          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 44.27/6.95          X10 @ X11 @ X12 @ X13 ) | 
% 44.27/6.95        ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 44.27/6.95        ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 44.27/6.95        ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 44.27/6.95        ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 44.27/6.95        ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 44.27/6.95        ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 44.27/6.95        ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 44.27/6.95        ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 44.27/6.95        ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 44.27/6.95        ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.95             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 44.27/6.95        ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.95             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 44.27/6.95        ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.95             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 44.27/6.95        ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.95             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 44.27/6.95        ( ~( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.95             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) | 
% 44.27/6.95        ( ~( ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.95             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) ) | 
% 44.27/6.95        ( ~( ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.95             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 44.27/6.95             X9 @ X10 ) ) | 
% 44.27/6.95        ( ~( ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.95             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 44.27/6.95             X9 @ X10 @ X11 ) ) | 
% 44.27/6.95        ( ~( ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.95             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 44.27/6.95             X9 @ X10 @ X11 @ X12 ) ) ))).
% 44.27/6.95  thf(zf_stmt_23, negated_conjecture,
% 44.27/6.95    (( ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.95       U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 44.27/6.95       X10 @ X11 @ X12 @ X13 ) | 
% 44.27/6.95     ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 44.27/6.95     ( ~( ssNder1_2r1r1 @ U @ V ) ) | ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 44.27/6.95     ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 44.27/6.95     ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 44.27/6.95     ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 44.27/6.95     ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 44.27/6.95     ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 44.27/6.95     ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 44.27/6.95     ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.95          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 44.27/6.95     ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.95          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 44.27/6.95     ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.95          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 44.27/6.95     ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.95          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 44.27/6.95     ( ~( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.95          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) | 
% 44.27/6.95     ( ~( ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.95          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) ) | 
% 44.27/6.95     ( ~( ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.95          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 44.27/6.95          X10 ) ) | 
% 44.27/6.95     ( ~( ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.95          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 44.27/6.95          X10 @ X11 ) ) | 
% 44.27/6.95     ( ~( ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.95          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 44.27/6.95          X10 @ X11 @ X12 ) )),
% 44.27/6.95    inference('cnf.neg', [status(esa)], [clause419])).
% 44.27/6.95  thf(zip_derived_cl509, plain,
% 44.27/6.95      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.95         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/6.95         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i]:
% 44.27/6.95         ( (ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 44.27/6.95            X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 44.27/6.95            X15 @ X16 @ X17 @ X18)
% 44.27/6.95          | ~ (ssNder1_0)
% 44.27/6.95          | ~ (ssNder1_1r1 @ X0)
% 44.27/6.95          | ~ (ssNder1_2r1r1 @ X0 @ X1)
% 44.27/6.95          | ~ (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)
% 44.27/6.95          | ~ (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)
% 44.27/6.95          | ~ (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)
% 44.27/6.95          | ~ (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)
% 44.27/6.95          | ~ (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)
% 44.27/6.95          | ~ (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 44.27/6.95               X7)
% 44.27/6.95          | ~ (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 44.27/6.95               X6 @ X7 @ X8)
% 44.27/6.95          | ~ (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 44.27/6.95               X6 @ X7 @ X8 @ X9)
% 44.27/6.95          | ~ (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/6.95               X5 @ X6 @ X7 @ X8 @ X9 @ X10)
% 44.27/6.95          | ~ (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/6.95               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11)
% 44.27/6.95          | ~ (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/6.95               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)
% 44.27/6.95          | ~ (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 44.27/6.95               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)
% 44.27/6.95          | ~ (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 44.27/6.95               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)
% 44.27/6.95          | ~ (ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 44.27/6.95               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 44.27/6.95               X14 @ X15)
% 44.27/6.95          | ~ (ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 44.27/6.95               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 44.27/6.95               X14 @ X15 @ X16)
% 44.27/6.95          | ~ (ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 44.27/6.95               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 44.27/6.95               X14 @ X15 @ X16 @ X17))),
% 44.27/6.95      inference('cnf', [status(esa)], [zf_stmt_23])).
% 44.27/6.95  thf(zip_derived_cl927, plain, ( (ssNder1_0)),
% 44.27/6.95      inference('cnf', [status(esa)], [zf_stmt_1])).
% 44.27/6.95  thf(zip_derived_cl933, plain, (![X0 : $i]:  (ssNder1_1r1 @ X0)),
% 44.27/6.95      inference('demod', [status(thm)], [zip_derived_cl926, zip_derived_cl927])).
% 44.27/6.95  thf(zip_derived_cl934, plain,
% 44.27/6.95      (![X0 : $i, X1 : $i]:  (ssNder1_2r1r1 @ X0 @ X1)),
% 44.27/6.95      inference('demod', [status(thm)],
% 44.27/6.95                [zip_derived_cl925, zip_derived_cl927, zip_derived_cl933])).
% 44.27/6.95  thf(zip_derived_cl939, plain,
% 44.27/6.95      (![X0 : $i, X1 : $i, X2 : $i]:  (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)),
% 44.27/6.95      inference('demod', [status(thm)],
% 44.27/6.95                [zip_derived_cl919, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.95                 zip_derived_cl934])).
% 44.27/6.95  thf(zip_derived_cl958, plain,
% 44.27/6.95      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 44.27/6.95          (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)),
% 44.27/6.95      inference('demod', [status(thm)],
% 44.27/6.95                [zip_derived_cl912, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.95                 zip_derived_cl934, zip_derived_cl939])).
% 44.27/6.95  thf(zip_derived_cl973, plain,
% 44.27/6.95      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 44.27/6.95          (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)),
% 44.27/6.95      inference('demod', [status(thm)],
% 44.27/6.95                [zip_derived_cl901, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.95                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958])).
% 44.27/6.95  thf(zip_derived_cl997, plain,
% 44.27/6.95      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 44.27/6.95          (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)),
% 44.27/6.95      inference('demod', [status(thm)],
% 44.27/6.95                [zip_derived_cl886, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.95                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.95                 zip_derived_cl973])).
% 44.27/6.95  thf(zip_derived_cl1026, plain,
% 44.27/6.95      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i]:
% 44.27/6.95          (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)),
% 44.27/6.95      inference('demod', [status(thm)],
% 44.27/6.95                [zip_derived_cl870, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.95                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.95                 zip_derived_cl973, zip_derived_cl997])).
% 44.27/6.95  thf(zip_derived_cl1059, plain,
% 44.27/6.95      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, X7 : $i]:
% 44.27/6.95          (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7)),
% 44.27/6.95      inference('demod', [status(thm)],
% 44.27/6.95                [zip_derived_cl850, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.95                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.95                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026])).
% 44.27/6.95  thf(zip_derived_cl1093, plain,
% 44.27/6.95      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.95         X7 : $i, X8 : $i]:
% 44.27/6.95          (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 44.27/6.95           X7 @ X8)),
% 44.27/6.95      inference('demod', [status(thm)],
% 44.27/6.95                [zip_derived_cl831, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.95                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.95                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.95                 zip_derived_cl1059])).
% 44.27/6.95  thf(zip_derived_cl1139, plain,
% 44.27/6.95      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.95         X7 : $i, X8 : $i, X9 : $i]:
% 44.27/6.95          (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 44.27/6.95           X7 @ X8 @ X9)),
% 44.27/6.95      inference('demod', [status(thm)],
% 44.27/6.95                [zip_derived_cl807, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.95                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.95                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.95                 zip_derived_cl1059, zip_derived_cl1093])).
% 44.27/6.95  thf(zip_derived_cl1196, plain,
% 44.27/6.95      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.95         X7 : $i, X8 : $i, X9 : $i, X10 : $i]:
% 44.27/6.95          (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 44.27/6.95           X6 @ X7 @ X8 @ X9 @ X10)),
% 44.27/6.95      inference('demod', [status(thm)],
% 44.27/6.95                [zip_derived_cl782, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.95                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.95                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.95                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139])).
% 44.27/6.95  thf(zip_derived_cl1246, plain,
% 44.27/6.95      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.95         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i]:
% 44.27/6.95          (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 44.27/6.95           X6 @ X7 @ X8 @ X9 @ X10 @ X11)),
% 44.27/6.95      inference('demod', [status(thm)],
% 44.27/6.95                [zip_derived_cl755, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.95                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.95                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.95                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/6.95                 zip_derived_cl1196])).
% 44.27/6.95  thf(zip_derived_cl1296, plain,
% 44.27/6.95      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.95         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i]:
% 44.27/6.95          (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/6.95           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)),
% 44.27/6.95      inference('demod', [status(thm)],
% 44.27/6.95                [zip_derived_cl728, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.95                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.95                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.95                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/6.95                 zip_derived_cl1196, zip_derived_cl1246])).
% 44.27/6.95  thf(zip_derived_cl1354, plain,
% 44.27/6.95      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.95         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i]:
% 44.27/6.95          (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/6.95           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)),
% 44.27/6.95      inference('demod', [status(thm)],
% 44.27/6.95                [zip_derived_cl695, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.95                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.95                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.95                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/6.95                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296])).
% 44.27/6.95  thf(zip_derived_cl1416, plain,
% 44.27/6.95      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.95         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/6.95         X14 : $i]:
% 44.27/6.95          (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/6.95           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)),
% 44.27/6.95      inference('demod', [status(thm)],
% 44.27/6.95                [zip_derived_cl661, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.95                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.95                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.95                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/6.95                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296, 
% 44.27/6.95                 zip_derived_cl1354])).
% 44.27/6.95  thf(zip_derived_cl1486, plain,
% 44.27/6.95      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.95         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/6.95         X14 : $i, X15 : $i]:
% 44.27/6.95          (ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 44.27/6.95           X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15)),
% 44.27/6.95      inference('demod', [status(thm)],
% 44.27/6.95                [zip_derived_cl623, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.95                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.95                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.95                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/6.95                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296, 
% 44.27/6.95                 zip_derived_cl1354, zip_derived_cl1416])).
% 44.27/6.95  thf(zip_derived_cl1555, plain,
% 44.27/6.95      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.95         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/6.95         X14 : $i, X15 : $i, X16 : $i]:
% 44.27/6.95          (ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 44.27/6.95           X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ 
% 44.27/6.95           X16)),
% 44.27/6.95      inference('demod', [status(thm)],
% 44.27/6.95                [zip_derived_cl587, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.95                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.95                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.95                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/6.95                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296, 
% 44.27/6.95                 zip_derived_cl1354, zip_derived_cl1416, zip_derived_cl1486])).
% 44.27/6.95  thf(zip_derived_cl1625, plain,
% 44.27/6.95      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.95         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/6.95         X14 : $i, X15 : $i, X16 : $i, X17 : $i]:
% 44.27/6.95          (ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 44.27/6.95           X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 44.27/6.95           X15 @ X16 @ X17)),
% 44.27/6.95      inference('demod', [status(thm)],
% 44.27/6.95                [zip_derived_cl548, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.95                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.95                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.95                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/6.95                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296, 
% 44.27/6.95                 zip_derived_cl1354, zip_derived_cl1416, zip_derived_cl1486, 
% 44.27/6.95                 zip_derived_cl1555])).
% 44.27/6.95  thf(zip_derived_cl1687, plain,
% 44.27/6.95      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.95         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/6.95         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i]:
% 44.27/6.95          (ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 44.27/6.95           X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 44.27/6.95           X15 @ X16 @ X17 @ X18)),
% 44.27/6.95      inference('demod', [status(thm)],
% 44.27/6.95                [zip_derived_cl509, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.95                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.95                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.95                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/6.95                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296, 
% 44.27/6.95                 zip_derived_cl1354, zip_derived_cl1416, zip_derived_cl1486, 
% 44.27/6.95                 zip_derived_cl1555, zip_derived_cl1625])).
% 44.27/6.95  thf(clause457, conjecture,
% 44.27/6.95    (~( ( ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.95          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 44.27/6.95          X10 @ X11 @ X12 @ X13 @ X14 ) | 
% 44.27/6.95        ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 44.27/6.95        ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 44.27/6.95        ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 44.27/6.95        ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 44.27/6.95        ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 44.27/6.95        ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 44.27/6.95        ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 44.27/6.95        ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 44.27/6.95        ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 44.27/6.95        ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.95             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 44.27/6.95        ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.95             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 44.27/6.95        ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.95             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 44.27/6.95        ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.95             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 44.27/6.95        ( ~( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.95             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) | 
% 44.27/6.95        ( ~( ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.95             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) ) | 
% 44.27/6.95        ( ~( ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.95             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 44.27/6.95             X9 @ X10 ) ) | 
% 44.27/6.95        ( ~( ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.95             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 44.27/6.95             X9 @ X10 @ X11 ) ) | 
% 44.27/6.95        ( ~( ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.95             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 44.27/6.95             X9 @ X10 @ X11 @ X12 ) ) | 
% 44.27/6.95        ( ~( ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.95             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 44.27/6.95             X9 @ X10 @ X11 @ X12 @ X13 ) ) ))).
% 44.27/6.95  thf(zf_stmt_24, negated_conjecture,
% 44.27/6.95    (( ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.95       U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 44.27/6.95       X10 @ X11 @ X12 @ X13 @ X14 ) | 
% 44.27/6.95     ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 44.27/6.95     ( ~( ssNder1_2r1r1 @ U @ V ) ) | ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 44.27/6.95     ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 44.27/6.95     ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 44.27/6.95     ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 44.27/6.95     ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 44.27/6.95     ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 44.27/6.95     ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 44.27/6.95     ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.95          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 44.27/6.95     ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.95          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 44.27/6.95     ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.95          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 44.27/6.95     ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.95          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 44.27/6.95     ( ~( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.95          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) | 
% 44.27/6.95     ( ~( ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.95          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) ) | 
% 44.27/6.95     ( ~( ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.95          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 44.27/6.95          X10 ) ) | 
% 44.27/6.95     ( ~( ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.95          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 44.27/6.95          X10 @ X11 ) ) | 
% 44.27/6.95     ( ~( ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.95          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 44.27/6.95          X10 @ X11 @ X12 ) ) | 
% 44.27/6.95     ( ~( ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.95          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 44.27/6.95          X10 @ X11 @ X12 @ X13 ) )),
% 44.27/6.95    inference('cnf.neg', [status(esa)], [clause457])).
% 44.27/6.95  thf(zip_derived_cl471, plain,
% 44.27/6.95      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.95         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/6.95         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i]:
% 44.27/6.95         ( (ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 44.27/6.95            X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 44.27/6.95            X14 @ X15 @ X16 @ X17 @ X18 @ X19)
% 44.27/6.95          | ~ (ssNder1_0)
% 44.27/6.95          | ~ (ssNder1_1r1 @ X0)
% 44.27/6.95          | ~ (ssNder1_2r1r1 @ X0 @ X1)
% 44.27/6.95          | ~ (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)
% 44.27/6.95          | ~ (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)
% 44.27/6.95          | ~ (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)
% 44.27/6.95          | ~ (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)
% 44.27/6.95          | ~ (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)
% 44.27/6.95          | ~ (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 44.27/6.95               X7)
% 44.27/6.95          | ~ (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 44.27/6.95               X6 @ X7 @ X8)
% 44.27/6.95          | ~ (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 44.27/6.95               X6 @ X7 @ X8 @ X9)
% 44.27/6.95          | ~ (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/6.95               X5 @ X6 @ X7 @ X8 @ X9 @ X10)
% 44.27/6.95          | ~ (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/6.95               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11)
% 44.27/6.95          | ~ (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/6.95               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)
% 44.27/6.95          | ~ (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 44.27/6.95               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)
% 44.27/6.95          | ~ (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 44.27/6.95               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)
% 44.27/6.95          | ~ (ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 44.27/6.95               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 44.27/6.95               X14 @ X15)
% 44.27/6.95          | ~ (ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 44.27/6.95               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 44.27/6.95               X14 @ X15 @ X16)
% 44.27/6.95          | ~ (ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 44.27/6.95               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 44.27/6.95               X14 @ X15 @ X16 @ X17)
% 44.27/6.95          | ~ (ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 44.27/6.95               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 44.27/6.95               X14 @ X15 @ X16 @ X17 @ X18))),
% 44.27/6.95      inference('cnf', [status(esa)], [zf_stmt_24])).
% 44.27/6.95  thf(zip_derived_cl927, plain, ( (ssNder1_0)),
% 44.27/6.95      inference('cnf', [status(esa)], [zf_stmt_1])).
% 44.27/6.95  thf(zip_derived_cl933, plain, (![X0 : $i]:  (ssNder1_1r1 @ X0)),
% 44.27/6.95      inference('demod', [status(thm)], [zip_derived_cl926, zip_derived_cl927])).
% 44.27/6.95  thf(zip_derived_cl934, plain,
% 44.27/6.95      (![X0 : $i, X1 : $i]:  (ssNder1_2r1r1 @ X0 @ X1)),
% 44.27/6.95      inference('demod', [status(thm)],
% 44.27/6.95                [zip_derived_cl925, zip_derived_cl927, zip_derived_cl933])).
% 44.27/6.95  thf(zip_derived_cl939, plain,
% 44.27/6.95      (![X0 : $i, X1 : $i, X2 : $i]:  (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)),
% 44.27/6.95      inference('demod', [status(thm)],
% 44.27/6.95                [zip_derived_cl919, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.95                 zip_derived_cl934])).
% 44.27/6.95  thf(zip_derived_cl958, plain,
% 44.27/6.95      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 44.27/6.95          (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)),
% 44.27/6.95      inference('demod', [status(thm)],
% 44.27/6.95                [zip_derived_cl912, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.95                 zip_derived_cl934, zip_derived_cl939])).
% 44.27/6.95  thf(zip_derived_cl973, plain,
% 44.27/6.95      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 44.27/6.95          (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)),
% 44.27/6.95      inference('demod', [status(thm)],
% 44.27/6.95                [zip_derived_cl901, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.95                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958])).
% 44.27/6.95  thf(zip_derived_cl997, plain,
% 44.27/6.95      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 44.27/6.95          (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)),
% 44.27/6.95      inference('demod', [status(thm)],
% 44.27/6.95                [zip_derived_cl886, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.95                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.95                 zip_derived_cl973])).
% 44.27/6.95  thf(zip_derived_cl1026, plain,
% 44.27/6.95      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i]:
% 44.27/6.95          (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)),
% 44.27/6.95      inference('demod', [status(thm)],
% 44.27/6.95                [zip_derived_cl870, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.95                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.95                 zip_derived_cl973, zip_derived_cl997])).
% 44.27/6.95  thf(zip_derived_cl1059, plain,
% 44.27/6.95      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, X7 : $i]:
% 44.27/6.95          (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7)),
% 44.27/6.95      inference('demod', [status(thm)],
% 44.27/6.95                [zip_derived_cl850, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.95                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.95                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026])).
% 44.27/6.95  thf(zip_derived_cl1093, plain,
% 44.27/6.95      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.95         X7 : $i, X8 : $i]:
% 44.27/6.95          (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 44.27/6.95           X7 @ X8)),
% 44.27/6.95      inference('demod', [status(thm)],
% 44.27/6.95                [zip_derived_cl831, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.95                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.95                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.95                 zip_derived_cl1059])).
% 44.27/6.95  thf(zip_derived_cl1139, plain,
% 44.27/6.95      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.95         X7 : $i, X8 : $i, X9 : $i]:
% 44.27/6.95          (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 44.27/6.95           X7 @ X8 @ X9)),
% 44.27/6.95      inference('demod', [status(thm)],
% 44.27/6.95                [zip_derived_cl807, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.95                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.95                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.95                 zip_derived_cl1059, zip_derived_cl1093])).
% 44.27/6.95  thf(zip_derived_cl1196, plain,
% 44.27/6.95      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.95         X7 : $i, X8 : $i, X9 : $i, X10 : $i]:
% 44.27/6.95          (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 44.27/6.95           X6 @ X7 @ X8 @ X9 @ X10)),
% 44.27/6.95      inference('demod', [status(thm)],
% 44.27/6.95                [zip_derived_cl782, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.95                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.95                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.95                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139])).
% 44.27/6.95  thf(zip_derived_cl1246, plain,
% 44.27/6.95      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.95         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i]:
% 44.27/6.95          (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 44.27/6.95           X6 @ X7 @ X8 @ X9 @ X10 @ X11)),
% 44.27/6.95      inference('demod', [status(thm)],
% 44.27/6.95                [zip_derived_cl755, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.95                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.95                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.95                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/6.95                 zip_derived_cl1196])).
% 44.27/6.95  thf(zip_derived_cl1296, plain,
% 44.27/6.95      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.95         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i]:
% 44.27/6.95          (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/6.95           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)),
% 44.27/6.95      inference('demod', [status(thm)],
% 44.27/6.95                [zip_derived_cl728, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.95                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.95                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.95                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/6.95                 zip_derived_cl1196, zip_derived_cl1246])).
% 44.27/6.95  thf(zip_derived_cl1354, plain,
% 44.27/6.95      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.95         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i]:
% 44.27/6.95          (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/6.95           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)),
% 44.27/6.95      inference('demod', [status(thm)],
% 44.27/6.95                [zip_derived_cl695, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.95                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.95                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.95                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/6.95                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296])).
% 44.27/6.95  thf(zip_derived_cl1416, plain,
% 44.27/6.95      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.95         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/6.95         X14 : $i]:
% 44.27/6.95          (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/6.95           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)),
% 44.27/6.95      inference('demod', [status(thm)],
% 44.27/6.95                [zip_derived_cl661, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.95                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.95                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.95                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/6.95                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296, 
% 44.27/6.95                 zip_derived_cl1354])).
% 44.27/6.95  thf(zip_derived_cl1486, plain,
% 44.27/6.95      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.95         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/6.95         X14 : $i, X15 : $i]:
% 44.27/6.95          (ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 44.27/6.95           X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15)),
% 44.27/6.95      inference('demod', [status(thm)],
% 44.27/6.95                [zip_derived_cl623, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.95                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.95                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.95                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/6.95                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296, 
% 44.27/6.95                 zip_derived_cl1354, zip_derived_cl1416])).
% 44.27/6.95  thf(zip_derived_cl1555, plain,
% 44.27/6.95      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.95         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/6.95         X14 : $i, X15 : $i, X16 : $i]:
% 44.27/6.95          (ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 44.27/6.95           X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ 
% 44.27/6.95           X16)),
% 44.27/6.95      inference('demod', [status(thm)],
% 44.27/6.95                [zip_derived_cl587, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.95                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.95                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.95                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/6.95                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296, 
% 44.27/6.95                 zip_derived_cl1354, zip_derived_cl1416, zip_derived_cl1486])).
% 44.27/6.95  thf(zip_derived_cl1625, plain,
% 44.27/6.95      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.95         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/6.95         X14 : $i, X15 : $i, X16 : $i, X17 : $i]:
% 44.27/6.95          (ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 44.27/6.95           X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 44.27/6.95           X15 @ X16 @ X17)),
% 44.27/6.95      inference('demod', [status(thm)],
% 44.27/6.95                [zip_derived_cl548, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.95                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.95                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.95                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/6.95                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296, 
% 44.27/6.95                 zip_derived_cl1354, zip_derived_cl1416, zip_derived_cl1486, 
% 44.27/6.95                 zip_derived_cl1555])).
% 44.27/6.95  thf(zip_derived_cl1687, plain,
% 44.27/6.95      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.95         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/6.95         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i]:
% 44.27/6.95          (ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 44.27/6.95           X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 44.27/6.95           X15 @ X16 @ X17 @ X18)),
% 44.27/6.95      inference('demod', [status(thm)],
% 44.27/6.95                [zip_derived_cl509, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.95                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.95                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.95                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/6.95                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296, 
% 44.27/6.95                 zip_derived_cl1354, zip_derived_cl1416, zip_derived_cl1486, 
% 44.27/6.95                 zip_derived_cl1555, zip_derived_cl1625])).
% 44.27/6.95  thf(zip_derived_cl1752, plain,
% 44.27/6.95      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.95         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/6.95         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i]:
% 44.27/6.95          (ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 44.27/6.95           X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 44.27/6.95           X15 @ X16 @ X17 @ X18 @ X19)),
% 44.27/6.95      inference('demod', [status(thm)],
% 44.27/6.95                [zip_derived_cl471, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.95                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.95                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.95                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/6.95                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296, 
% 44.27/6.95                 zip_derived_cl1354, zip_derived_cl1416, zip_derived_cl1486, 
% 44.27/6.95                 zip_derived_cl1555, zip_derived_cl1625, zip_derived_cl1687])).
% 44.27/6.95  thf(clause500, conjecture,
% 44.27/6.95    (~( ( ssNder1_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.95          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 44.27/6.95          X10 @ X11 @ X12 @ X13 @ X14 @ X15 ) | 
% 44.27/6.95        ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 44.27/6.95        ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 44.27/6.95        ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 44.27/6.95        ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 44.27/6.95        ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 44.27/6.95        ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 44.27/6.95        ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 44.27/6.95        ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 44.27/6.95        ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 44.27/6.95        ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.95             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 44.27/6.95        ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.95             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 44.27/6.95        ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.95             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 44.27/6.95        ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.95             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 44.27/6.95        ( ~( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.95             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) | 
% 44.27/6.95        ( ~( ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.95             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) ) | 
% 44.27/6.95        ( ~( ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.95             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 44.27/6.95             X9 @ X10 ) ) | 
% 44.27/6.95        ( ~( ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.95             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 44.27/6.95             X9 @ X10 @ X11 ) ) | 
% 44.27/6.95        ( ~( ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.95             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 44.27/6.95             X9 @ X10 @ X11 @ X12 ) ) | 
% 44.27/6.95        ( ~( ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.95             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 44.27/6.95             X9 @ X10 @ X11 @ X12 @ X13 ) ) | 
% 44.27/6.95        ( ~( ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.95             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 44.27/6.95             X9 @ X10 @ X11 @ X12 @ X13 @ X14 ) ) ))).
% 44.27/6.95  thf(zf_stmt_25, negated_conjecture,
% 44.27/6.95    (( ssNder1_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.95       U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 44.27/6.95       X10 @ X11 @ X12 @ X13 @ X14 @ X15 ) | 
% 44.27/6.95     ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 44.27/6.95     ( ~( ssNder1_2r1r1 @ U @ V ) ) | ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 44.27/6.95     ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 44.27/6.95     ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 44.27/6.95     ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 44.27/6.95     ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 44.27/6.95     ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 44.27/6.95     ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 44.27/6.95     ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.95          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 44.27/6.95     ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.95          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 44.27/6.95     ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.95          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 44.27/6.95     ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.95          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 44.27/6.95     ( ~( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.95          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) | 
% 44.27/6.95     ( ~( ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.95          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) ) | 
% 44.27/6.95     ( ~( ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.95          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 44.27/6.95          X10 ) ) | 
% 44.27/6.95     ( ~( ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.95          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 44.27/6.95          X10 @ X11 ) ) | 
% 44.27/6.95     ( ~( ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.95          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 44.27/6.95          X10 @ X11 @ X12 ) ) | 
% 44.27/6.95     ( ~( ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.95          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 44.27/6.95          X10 @ X11 @ X12 @ X13 ) ) | 
% 44.27/6.95     ( ~( ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.95          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 44.27/6.95          X10 @ X11 @ X12 @ X13 @ X14 ) )),
% 44.27/6.95    inference('cnf.neg', [status(esa)], [clause500])).
% 44.27/6.95  thf(zip_derived_cl428, plain,
% 44.27/6.95      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.95         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/6.95         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i]:
% 44.27/6.95         ( (ssNder1_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 44.27/6.95            X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 44.27/6.95            X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20)
% 44.27/6.95          | ~ (ssNder1_0)
% 44.27/6.95          | ~ (ssNder1_1r1 @ X0)
% 44.27/6.95          | ~ (ssNder1_2r1r1 @ X0 @ X1)
% 44.27/6.95          | ~ (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)
% 44.27/6.95          | ~ (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)
% 44.27/6.95          | ~ (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)
% 44.27/6.95          | ~ (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)
% 44.27/6.95          | ~ (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)
% 44.27/6.95          | ~ (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 44.27/6.95               X7)
% 44.27/6.95          | ~ (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 44.27/6.95               X6 @ X7 @ X8)
% 44.27/6.95          | ~ (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 44.27/6.95               X6 @ X7 @ X8 @ X9)
% 44.27/6.95          | ~ (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/6.95               X5 @ X6 @ X7 @ X8 @ X9 @ X10)
% 44.27/6.95          | ~ (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/6.95               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11)
% 44.27/6.95          | ~ (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/6.95               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)
% 44.27/6.95          | ~ (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 44.27/6.95               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)
% 44.27/6.95          | ~ (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 44.27/6.95               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)
% 44.27/6.95          | ~ (ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 44.27/6.95               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 44.27/6.95               X14 @ X15)
% 44.27/6.95          | ~ (ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 44.27/6.95               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 44.27/6.95               X14 @ X15 @ X16)
% 44.27/6.95          | ~ (ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 44.27/6.95               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 44.27/6.95               X14 @ X15 @ X16 @ X17)
% 44.27/6.95          | ~ (ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 44.27/6.95               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 44.27/6.95               X14 @ X15 @ X16 @ X17 @ X18)
% 44.27/6.95          | ~ (ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 44.27/6.95               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 44.27/6.95               X14 @ X15 @ X16 @ X17 @ X18 @ X19))),
% 44.27/6.95      inference('cnf', [status(esa)], [zf_stmt_25])).
% 44.27/6.95  thf(zip_derived_cl927, plain, ( (ssNder1_0)),
% 44.27/6.95      inference('cnf', [status(esa)], [zf_stmt_1])).
% 44.27/6.95  thf(zip_derived_cl933, plain, (![X0 : $i]:  (ssNder1_1r1 @ X0)),
% 44.27/6.95      inference('demod', [status(thm)], [zip_derived_cl926, zip_derived_cl927])).
% 44.27/6.95  thf(zip_derived_cl934, plain,
% 44.27/6.95      (![X0 : $i, X1 : $i]:  (ssNder1_2r1r1 @ X0 @ X1)),
% 44.27/6.95      inference('demod', [status(thm)],
% 44.27/6.95                [zip_derived_cl925, zip_derived_cl927, zip_derived_cl933])).
% 44.27/6.95  thf(zip_derived_cl939, plain,
% 44.27/6.95      (![X0 : $i, X1 : $i, X2 : $i]:  (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)),
% 44.27/6.95      inference('demod', [status(thm)],
% 44.27/6.95                [zip_derived_cl919, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.95                 zip_derived_cl934])).
% 44.27/6.95  thf(zip_derived_cl958, plain,
% 44.27/6.95      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 44.27/6.95          (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)),
% 44.27/6.95      inference('demod', [status(thm)],
% 44.27/6.95                [zip_derived_cl912, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.95                 zip_derived_cl934, zip_derived_cl939])).
% 44.27/6.95  thf(zip_derived_cl973, plain,
% 44.27/6.95      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 44.27/6.95          (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)),
% 44.27/6.95      inference('demod', [status(thm)],
% 44.27/6.95                [zip_derived_cl901, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.95                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958])).
% 44.27/6.95  thf(zip_derived_cl997, plain,
% 44.27/6.95      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 44.27/6.95          (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)),
% 44.27/6.95      inference('demod', [status(thm)],
% 44.27/6.95                [zip_derived_cl886, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.95                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.95                 zip_derived_cl973])).
% 44.27/6.95  thf(zip_derived_cl1026, plain,
% 44.27/6.95      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i]:
% 44.27/6.95          (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)),
% 44.27/6.95      inference('demod', [status(thm)],
% 44.27/6.95                [zip_derived_cl870, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.95                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.95                 zip_derived_cl973, zip_derived_cl997])).
% 44.27/6.95  thf(zip_derived_cl1059, plain,
% 44.27/6.95      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, X7 : $i]:
% 44.27/6.95          (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7)),
% 44.27/6.95      inference('demod', [status(thm)],
% 44.27/6.95                [zip_derived_cl850, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.95                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.95                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026])).
% 44.27/6.95  thf(zip_derived_cl1093, plain,
% 44.27/6.95      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.95         X7 : $i, X8 : $i]:
% 44.27/6.95          (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 44.27/6.95           X7 @ X8)),
% 44.27/6.95      inference('demod', [status(thm)],
% 44.27/6.95                [zip_derived_cl831, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.95                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.95                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.95                 zip_derived_cl1059])).
% 44.27/6.95  thf(zip_derived_cl1139, plain,
% 44.27/6.95      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.95         X7 : $i, X8 : $i, X9 : $i]:
% 44.27/6.95          (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 44.27/6.95           X7 @ X8 @ X9)),
% 44.27/6.95      inference('demod', [status(thm)],
% 44.27/6.95                [zip_derived_cl807, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.95                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.95                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.95                 zip_derived_cl1059, zip_derived_cl1093])).
% 44.27/6.95  thf(zip_derived_cl1196, plain,
% 44.27/6.95      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.95         X7 : $i, X8 : $i, X9 : $i, X10 : $i]:
% 44.27/6.95          (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 44.27/6.95           X6 @ X7 @ X8 @ X9 @ X10)),
% 44.27/6.95      inference('demod', [status(thm)],
% 44.27/6.95                [zip_derived_cl782, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.95                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.95                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.95                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139])).
% 44.27/6.95  thf(zip_derived_cl1246, plain,
% 44.27/6.95      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.95         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i]:
% 44.27/6.95          (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 44.27/6.95           X6 @ X7 @ X8 @ X9 @ X10 @ X11)),
% 44.27/6.95      inference('demod', [status(thm)],
% 44.27/6.95                [zip_derived_cl755, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.95                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.95                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.95                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/6.95                 zip_derived_cl1196])).
% 44.27/6.95  thf(zip_derived_cl1296, plain,
% 44.27/6.95      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.95         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i]:
% 44.27/6.95          (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/6.95           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)),
% 44.27/6.95      inference('demod', [status(thm)],
% 44.27/6.95                [zip_derived_cl728, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.95                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.95                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.95                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/6.95                 zip_derived_cl1196, zip_derived_cl1246])).
% 44.27/6.95  thf(zip_derived_cl1354, plain,
% 44.27/6.95      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.95         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i]:
% 44.27/6.95          (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/6.95           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)),
% 44.27/6.95      inference('demod', [status(thm)],
% 44.27/6.95                [zip_derived_cl695, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.95                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.95                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.95                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/6.95                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296])).
% 44.27/6.95  thf(zip_derived_cl1416, plain,
% 44.27/6.95      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.95         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/6.95         X14 : $i]:
% 44.27/6.95          (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/6.95           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)),
% 44.27/6.95      inference('demod', [status(thm)],
% 44.27/6.95                [zip_derived_cl661, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.95                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.95                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.95                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/6.95                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296, 
% 44.27/6.95                 zip_derived_cl1354])).
% 44.27/6.95  thf(zip_derived_cl1486, plain,
% 44.27/6.95      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.95         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/6.95         X14 : $i, X15 : $i]:
% 44.27/6.95          (ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 44.27/6.95           X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15)),
% 44.27/6.95      inference('demod', [status(thm)],
% 44.27/6.95                [zip_derived_cl623, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.95                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.95                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.95                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/6.95                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296, 
% 44.27/6.95                 zip_derived_cl1354, zip_derived_cl1416])).
% 44.27/6.95  thf(zip_derived_cl1555, plain,
% 44.27/6.95      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.95         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/6.95         X14 : $i, X15 : $i, X16 : $i]:
% 44.27/6.95          (ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 44.27/6.95           X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ 
% 44.27/6.95           X16)),
% 44.27/6.95      inference('demod', [status(thm)],
% 44.27/6.95                [zip_derived_cl587, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.95                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.95                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.95                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/6.95                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296, 
% 44.27/6.95                 zip_derived_cl1354, zip_derived_cl1416, zip_derived_cl1486])).
% 44.27/6.95  thf(zip_derived_cl1625, plain,
% 44.27/6.95      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.95         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/6.95         X14 : $i, X15 : $i, X16 : $i, X17 : $i]:
% 44.27/6.95          (ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 44.27/6.95           X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 44.27/6.95           X15 @ X16 @ X17)),
% 44.27/6.95      inference('demod', [status(thm)],
% 44.27/6.95                [zip_derived_cl548, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.95                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.95                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.95                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/6.95                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296, 
% 44.27/6.95                 zip_derived_cl1354, zip_derived_cl1416, zip_derived_cl1486, 
% 44.27/6.95                 zip_derived_cl1555])).
% 44.27/6.95  thf(zip_derived_cl1687, plain,
% 44.27/6.95      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.95         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/6.95         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i]:
% 44.27/6.95          (ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 44.27/6.95           X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 44.27/6.95           X15 @ X16 @ X17 @ X18)),
% 44.27/6.95      inference('demod', [status(thm)],
% 44.27/6.95                [zip_derived_cl509, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.95                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.95                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.95                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/6.95                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296, 
% 44.27/6.95                 zip_derived_cl1354, zip_derived_cl1416, zip_derived_cl1486, 
% 44.27/6.95                 zip_derived_cl1555, zip_derived_cl1625])).
% 44.27/6.95  thf(zip_derived_cl1752, plain,
% 44.27/6.95      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.95         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/6.95         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i]:
% 44.27/6.95          (ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 44.27/6.95           X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 44.27/6.95           X15 @ X16 @ X17 @ X18 @ X19)),
% 44.27/6.95      inference('demod', [status(thm)],
% 44.27/6.95                [zip_derived_cl471, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.95                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.95                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.95                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/6.95                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296, 
% 44.27/6.95                 zip_derived_cl1354, zip_derived_cl1416, zip_derived_cl1486, 
% 44.27/6.95                 zip_derived_cl1555, zip_derived_cl1625, zip_derived_cl1687])).
% 44.27/6.95  thf(zip_derived_cl1820, plain,
% 44.27/6.95      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.95         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/6.95         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i]:
% 44.27/6.95          (ssNder1_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 44.27/6.95           X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 44.27/6.95           X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20)),
% 44.27/6.95      inference('demod', [status(thm)],
% 44.27/6.95                [zip_derived_cl428, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.95                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.95                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.95                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/6.95                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296, 
% 44.27/6.95                 zip_derived_cl1354, zip_derived_cl1416, zip_derived_cl1486, 
% 44.27/6.95                 zip_derived_cl1555, zip_derived_cl1625, zip_derived_cl1687, 
% 44.27/6.95                 zip_derived_cl1752])).
% 44.27/6.95  thf(clause551, conjecture,
% 44.27/6.95    (~( ( ssNder1_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.95          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 44.27/6.95          X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 ) | 
% 44.27/6.95        ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 44.27/6.95        ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 44.27/6.95        ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 44.27/6.95        ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 44.27/6.95        ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 44.27/6.95        ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 44.27/6.95        ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 44.27/6.95        ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 44.27/6.95        ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 44.27/6.95        ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.95             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 44.27/6.95        ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.95             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 44.27/6.95        ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.95             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 44.27/6.95        ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.95             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 44.27/6.95        ( ~( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.95             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) | 
% 44.27/6.95        ( ~( ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.95             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) ) | 
% 44.27/6.95        ( ~( ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.95             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 44.27/6.95             X9 @ X10 ) ) | 
% 44.27/6.95        ( ~( ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.95             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 44.27/6.95             X9 @ X10 @ X11 ) ) | 
% 44.27/6.95        ( ~( ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.95             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 44.27/6.95             X9 @ X10 @ X11 @ X12 ) ) | 
% 44.27/6.95        ( ~( ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.95             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 44.27/6.95             X9 @ X10 @ X11 @ X12 @ X13 ) ) | 
% 44.27/6.95        ( ~( ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.95             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 44.27/6.95             X9 @ X10 @ X11 @ X12 @ X13 @ X14 ) ) | 
% 44.27/6.95        ( ~( ssNder1_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.95             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 44.27/6.95             X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 ) ) ))).
% 44.27/6.95  thf(zf_stmt_26, negated_conjecture,
% 44.27/6.95    (( ssNder1_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.95       U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 44.27/6.95       X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 ) | 
% 44.27/6.95     ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 44.27/6.95     ( ~( ssNder1_2r1r1 @ U @ V ) ) | ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 44.27/6.95     ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 44.27/6.95     ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 44.27/6.95     ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 44.27/6.95     ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 44.27/6.95     ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 44.27/6.95     ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 44.27/6.95     ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.95          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 44.27/6.95     ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.95          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 44.27/6.95     ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.95          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 44.27/6.95     ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.95          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 44.27/6.95     ( ~( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.95          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) | 
% 44.27/6.95     ( ~( ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.95          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) ) | 
% 44.27/6.95     ( ~( ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.95          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 44.27/6.95          X10 ) ) | 
% 44.27/6.95     ( ~( ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.95          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 44.27/6.95          X10 @ X11 ) ) | 
% 44.27/6.95     ( ~( ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.95          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 44.27/6.95          X10 @ X11 @ X12 ) ) | 
% 44.27/6.95     ( ~( ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.95          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 44.27/6.95          X10 @ X11 @ X12 @ X13 ) ) | 
% 44.27/6.95     ( ~( ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.95          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 44.27/6.95          X10 @ X11 @ X12 @ X13 @ X14 ) ) | 
% 44.27/6.95     ( ~( ssNder1_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.95          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 44.27/6.95          X10 @ X11 @ X12 @ X13 @ X14 @ X15 ) )),
% 44.27/6.95    inference('cnf.neg', [status(esa)], [clause551])).
% 44.27/6.95  thf(zip_derived_cl377, plain,
% 44.27/6.96      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.96         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/6.96         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i, 
% 44.27/6.96         X21 : $i]:
% 44.27/6.96         ( (ssNder1_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 44.27/6.96            X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 44.27/6.96            X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21)
% 44.27/6.96          | ~ (ssNder1_0)
% 44.27/6.96          | ~ (ssNder1_1r1 @ X0)
% 44.27/6.96          | ~ (ssNder1_2r1r1 @ X0 @ X1)
% 44.27/6.96          | ~ (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)
% 44.27/6.96          | ~ (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)
% 44.27/6.96          | ~ (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)
% 44.27/6.96          | ~ (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)
% 44.27/6.96          | ~ (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)
% 44.27/6.96          | ~ (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 44.27/6.96               X7)
% 44.27/6.96          | ~ (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 44.27/6.96               X6 @ X7 @ X8)
% 44.27/6.96          | ~ (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 44.27/6.96               X6 @ X7 @ X8 @ X9)
% 44.27/6.96          | ~ (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/6.96               X5 @ X6 @ X7 @ X8 @ X9 @ X10)
% 44.27/6.96          | ~ (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/6.96               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11)
% 44.27/6.96          | ~ (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/6.96               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)
% 44.27/6.96          | ~ (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 44.27/6.96               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)
% 44.27/6.96          | ~ (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 44.27/6.96               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)
% 44.27/6.96          | ~ (ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 44.27/6.96               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 44.27/6.96               X14 @ X15)
% 44.27/6.96          | ~ (ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 44.27/6.96               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 44.27/6.96               X14 @ X15 @ X16)
% 44.27/6.96          | ~ (ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 44.27/6.96               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 44.27/6.96               X14 @ X15 @ X16 @ X17)
% 44.27/6.96          | ~ (ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 44.27/6.96               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 44.27/6.96               X14 @ X15 @ X16 @ X17 @ X18)
% 44.27/6.96          | ~ (ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 44.27/6.96               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 44.27/6.96               X14 @ X15 @ X16 @ X17 @ X18 @ X19)
% 44.27/6.96          | ~ (ssNder1_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 44.27/6.96               X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 44.27/6.96               X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20))),
% 44.27/6.96      inference('cnf', [status(esa)], [zf_stmt_26])).
% 44.27/6.96  thf(zip_derived_cl927, plain, ( (ssNder1_0)),
% 44.27/6.96      inference('cnf', [status(esa)], [zf_stmt_1])).
% 44.27/6.96  thf(zip_derived_cl933, plain, (![X0 : $i]:  (ssNder1_1r1 @ X0)),
% 44.27/6.96      inference('demod', [status(thm)], [zip_derived_cl926, zip_derived_cl927])).
% 44.27/6.96  thf(zip_derived_cl934, plain,
% 44.27/6.96      (![X0 : $i, X1 : $i]:  (ssNder1_2r1r1 @ X0 @ X1)),
% 44.27/6.96      inference('demod', [status(thm)],
% 44.27/6.96                [zip_derived_cl925, zip_derived_cl927, zip_derived_cl933])).
% 44.27/6.96  thf(zip_derived_cl939, plain,
% 44.27/6.96      (![X0 : $i, X1 : $i, X2 : $i]:  (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)),
% 44.27/6.96      inference('demod', [status(thm)],
% 44.27/6.96                [zip_derived_cl919, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.96                 zip_derived_cl934])).
% 44.27/6.96  thf(zip_derived_cl958, plain,
% 44.27/6.96      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 44.27/6.96          (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)),
% 44.27/6.96      inference('demod', [status(thm)],
% 44.27/6.96                [zip_derived_cl912, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.96                 zip_derived_cl934, zip_derived_cl939])).
% 44.27/6.96  thf(zip_derived_cl973, plain,
% 44.27/6.96      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 44.27/6.96          (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)),
% 44.27/6.96      inference('demod', [status(thm)],
% 44.27/6.96                [zip_derived_cl901, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.96                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958])).
% 44.27/6.96  thf(zip_derived_cl997, plain,
% 44.27/6.96      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 44.27/6.96          (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)),
% 44.27/6.96      inference('demod', [status(thm)],
% 44.27/6.96                [zip_derived_cl886, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.96                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.96                 zip_derived_cl973])).
% 44.27/6.96  thf(zip_derived_cl1026, plain,
% 44.27/6.96      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i]:
% 44.27/6.96          (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)),
% 44.27/6.96      inference('demod', [status(thm)],
% 44.27/6.96                [zip_derived_cl870, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.96                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.96                 zip_derived_cl973, zip_derived_cl997])).
% 44.27/6.96  thf(zip_derived_cl1059, plain,
% 44.27/6.96      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, X7 : $i]:
% 44.27/6.96          (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7)),
% 44.27/6.96      inference('demod', [status(thm)],
% 44.27/6.96                [zip_derived_cl850, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.96                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.96                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026])).
% 44.27/6.96  thf(zip_derived_cl1093, plain,
% 44.27/6.96      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.96         X7 : $i, X8 : $i]:
% 44.27/6.96          (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 44.27/6.96           X7 @ X8)),
% 44.27/6.96      inference('demod', [status(thm)],
% 44.27/6.96                [zip_derived_cl831, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.96                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.96                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.96                 zip_derived_cl1059])).
% 44.27/6.96  thf(zip_derived_cl1139, plain,
% 44.27/6.96      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.96         X7 : $i, X8 : $i, X9 : $i]:
% 44.27/6.96          (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 44.27/6.96           X7 @ X8 @ X9)),
% 44.27/6.96      inference('demod', [status(thm)],
% 44.27/6.96                [zip_derived_cl807, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.96                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.96                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.96                 zip_derived_cl1059, zip_derived_cl1093])).
% 44.27/6.96  thf(zip_derived_cl1196, plain,
% 44.27/6.96      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.96         X7 : $i, X8 : $i, X9 : $i, X10 : $i]:
% 44.27/6.96          (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 44.27/6.96           X6 @ X7 @ X8 @ X9 @ X10)),
% 44.27/6.96      inference('demod', [status(thm)],
% 44.27/6.96                [zip_derived_cl782, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.96                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.96                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.96                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139])).
% 44.27/6.96  thf(zip_derived_cl1246, plain,
% 44.27/6.96      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.96         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i]:
% 44.27/6.96          (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 44.27/6.96           X6 @ X7 @ X8 @ X9 @ X10 @ X11)),
% 44.27/6.96      inference('demod', [status(thm)],
% 44.27/6.96                [zip_derived_cl755, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.96                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.96                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.96                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/6.96                 zip_derived_cl1196])).
% 44.27/6.96  thf(zip_derived_cl1296, plain,
% 44.27/6.96      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.96         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i]:
% 44.27/6.96          (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/6.96           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)),
% 44.27/6.96      inference('demod', [status(thm)],
% 44.27/6.96                [zip_derived_cl728, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.96                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.96                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.96                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/6.96                 zip_derived_cl1196, zip_derived_cl1246])).
% 44.27/6.96  thf(zip_derived_cl1354, plain,
% 44.27/6.96      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.96         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i]:
% 44.27/6.96          (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/6.96           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)),
% 44.27/6.96      inference('demod', [status(thm)],
% 44.27/6.96                [zip_derived_cl695, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.96                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.96                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.96                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/6.96                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296])).
% 44.27/6.96  thf(zip_derived_cl1416, plain,
% 44.27/6.96      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.96         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/6.96         X14 : $i]:
% 44.27/6.96          (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/6.96           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)),
% 44.27/6.96      inference('demod', [status(thm)],
% 44.27/6.96                [zip_derived_cl661, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.96                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.96                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.96                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/6.96                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296, 
% 44.27/6.96                 zip_derived_cl1354])).
% 44.27/6.96  thf(zip_derived_cl1486, plain,
% 44.27/6.96      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.96         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/6.96         X14 : $i, X15 : $i]:
% 44.27/6.96          (ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 44.27/6.96           X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15)),
% 44.27/6.96      inference('demod', [status(thm)],
% 44.27/6.96                [zip_derived_cl623, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.96                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.96                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.96                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/6.96                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296, 
% 44.27/6.96                 zip_derived_cl1354, zip_derived_cl1416])).
% 44.27/6.96  thf(zip_derived_cl1555, plain,
% 44.27/6.96      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.96         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/6.96         X14 : $i, X15 : $i, X16 : $i]:
% 44.27/6.96          (ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 44.27/6.96           X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ 
% 44.27/6.96           X16)),
% 44.27/6.96      inference('demod', [status(thm)],
% 44.27/6.96                [zip_derived_cl587, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.96                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.96                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.96                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/6.96                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296, 
% 44.27/6.96                 zip_derived_cl1354, zip_derived_cl1416, zip_derived_cl1486])).
% 44.27/6.96  thf(zip_derived_cl1625, plain,
% 44.27/6.96      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.96         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/6.96         X14 : $i, X15 : $i, X16 : $i, X17 : $i]:
% 44.27/6.96          (ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 44.27/6.96           X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 44.27/6.96           X15 @ X16 @ X17)),
% 44.27/6.96      inference('demod', [status(thm)],
% 44.27/6.96                [zip_derived_cl548, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.96                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.96                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.96                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/6.96                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296, 
% 44.27/6.96                 zip_derived_cl1354, zip_derived_cl1416, zip_derived_cl1486, 
% 44.27/6.96                 zip_derived_cl1555])).
% 44.27/6.96  thf(zip_derived_cl1687, plain,
% 44.27/6.96      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.96         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/6.96         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i]:
% 44.27/6.96          (ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 44.27/6.96           X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 44.27/6.96           X15 @ X16 @ X17 @ X18)),
% 44.27/6.96      inference('demod', [status(thm)],
% 44.27/6.96                [zip_derived_cl509, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.96                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.96                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.96                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/6.96                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296, 
% 44.27/6.96                 zip_derived_cl1354, zip_derived_cl1416, zip_derived_cl1486, 
% 44.27/6.96                 zip_derived_cl1555, zip_derived_cl1625])).
% 44.27/6.96  thf(zip_derived_cl1752, plain,
% 44.27/6.96      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.96         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/6.96         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i]:
% 44.27/6.96          (ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 44.27/6.96           X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 44.27/6.96           X15 @ X16 @ X17 @ X18 @ X19)),
% 44.27/6.96      inference('demod', [status(thm)],
% 44.27/6.96                [zip_derived_cl471, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.96                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.96                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.96                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/6.96                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296, 
% 44.27/6.96                 zip_derived_cl1354, zip_derived_cl1416, zip_derived_cl1486, 
% 44.27/6.96                 zip_derived_cl1555, zip_derived_cl1625, zip_derived_cl1687])).
% 44.27/6.96  thf(zip_derived_cl1820, plain,
% 44.27/6.96      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.96         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/6.96         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i]:
% 44.27/6.96          (ssNder1_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 44.27/6.96           X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 44.27/6.96           X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20)),
% 44.27/6.96      inference('demod', [status(thm)],
% 44.27/6.96                [zip_derived_cl428, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.96                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.96                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.96                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/6.96                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296, 
% 44.27/6.96                 zip_derived_cl1354, zip_derived_cl1416, zip_derived_cl1486, 
% 44.27/6.96                 zip_derived_cl1555, zip_derived_cl1625, zip_derived_cl1687, 
% 44.27/6.96                 zip_derived_cl1752])).
% 44.27/6.96  thf(zip_derived_cl1925, plain,
% 44.27/6.96      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.96         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/6.96         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i, 
% 44.27/6.96         X21 : $i]:
% 44.27/6.96          (ssNder1_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 44.27/6.96           X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 44.27/6.96           X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21)),
% 44.27/6.96      inference('demod', [status(thm)],
% 44.27/6.96                [zip_derived_cl377, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.96                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.96                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.96                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/6.96                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296, 
% 44.27/6.96                 zip_derived_cl1354, zip_derived_cl1416, zip_derived_cl1486, 
% 44.27/6.96                 zip_derived_cl1555, zip_derived_cl1625, zip_derived_cl1687, 
% 44.27/6.96                 zip_derived_cl1752, zip_derived_cl1820])).
% 44.27/6.96  thf(zip_derived_cl2172, plain,
% 44.27/6.96      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.96         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/6.96         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i, 
% 44.27/6.96         X21 : $i, X22 : $i]:
% 44.27/6.96         ( (ssPv15_23r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 44.27/6.96            X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 44.27/6.96            X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21 @ X22)
% 44.27/6.96          | ~ (ssPv15_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 44.27/6.96               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13))),
% 44.27/6.96      inference('demod', [status(thm)],
% 44.27/6.96                [zip_derived_cl298, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.96                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.96                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.96                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/6.96                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296, 
% 44.27/6.96                 zip_derived_cl1354, zip_derived_cl1416, zip_derived_cl1486, 
% 44.27/6.96                 zip_derived_cl1555, zip_derived_cl1625, zip_derived_cl1687, 
% 44.27/6.96                 zip_derived_cl1752, zip_derived_cl1820, zip_derived_cl1925])).
% 44.27/6.96  thf(clause742, conjecture,
% 44.27/6.96    (~( ( ssPv20_23r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.96          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 44.27/6.96          X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 @ X17 ) | 
% 44.27/6.96        ( ssPv11_23r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.96          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 44.27/6.96          X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 @ X17 ) | 
% 44.27/6.96        ( ssPv6_23r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.96          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 44.27/6.96          X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 @ X17 ) | 
% 44.27/6.96        ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 44.27/6.96        ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 44.27/6.96        ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 44.27/6.96        ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 44.27/6.96        ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 44.27/6.96        ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 44.27/6.96        ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 44.27/6.96        ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 44.27/6.96        ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 44.27/6.96        ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.96             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 44.27/6.96        ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.96             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 44.27/6.96        ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.96             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 44.27/6.96        ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.96             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 44.27/6.96        ( ~( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.96             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) | 
% 44.27/6.96        ( ~( ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.96             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) ) | 
% 44.27/6.96        ( ~( ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.96             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 44.27/6.96             X9 @ X10 ) ) | 
% 44.27/6.96        ( ~( ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.96             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 44.27/6.96             X9 @ X10 @ X11 ) ) | 
% 44.27/6.96        ( ~( ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.96             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 44.27/6.96             X9 @ X10 @ X11 @ X12 ) ) | 
% 44.27/6.96        ( ~( ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.96             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 44.27/6.96             X9 @ X10 @ X11 @ X12 @ X13 ) ) | 
% 44.27/6.96        ( ~( ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.96             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 44.27/6.96             X9 @ X10 @ X11 @ X12 @ X13 @ X14 ) ) | 
% 44.27/6.96        ( ~( ssNder1_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.96             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 44.27/6.96             X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 ) ) | 
% 44.27/6.96        ( ~( ssNder1_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.96             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 44.27/6.96             X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 ) ) | 
% 44.27/6.96        ( ~( ssPv15_23r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.96             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 44.27/6.96             X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 @ X17 ) ) ))).
% 44.27/6.96  thf(zf_stmt_27, negated_conjecture,
% 44.27/6.96    (( ssPv20_23r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.96       U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 44.27/6.96       X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 @ X17 ) | 
% 44.27/6.96     ( ssPv11_23r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.96       U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 44.27/6.96       X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 @ X17 ) | 
% 44.27/6.96     ( ssPv6_23r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.96       U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 44.27/6.96       X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 @ X17 ) | 
% 44.27/6.96     ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 44.27/6.96     ( ~( ssNder1_2r1r1 @ U @ V ) ) | ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 44.27/6.96     ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 44.27/6.96     ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 44.27/6.96     ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 44.27/6.96     ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 44.27/6.96     ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 44.27/6.96     ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 44.27/6.96     ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.96          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 44.27/6.96     ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.96          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 44.27/6.96     ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.96          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 44.27/6.96     ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.96          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 44.27/6.96     ( ~( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.96          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) | 
% 44.27/6.96     ( ~( ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.96          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) ) | 
% 44.27/6.96     ( ~( ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.96          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 44.27/6.96          X10 ) ) | 
% 44.27/6.96     ( ~( ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.96          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 44.27/6.96          X10 @ X11 ) ) | 
% 44.27/6.96     ( ~( ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.96          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 44.27/6.96          X10 @ X11 @ X12 ) ) | 
% 44.27/6.96     ( ~( ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.96          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 44.27/6.96          X10 @ X11 @ X12 @ X13 ) ) | 
% 44.27/6.96     ( ~( ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.96          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 44.27/6.96          X10 @ X11 @ X12 @ X13 @ X14 ) ) | 
% 44.27/6.96     ( ~( ssNder1_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.96          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 44.27/6.96          X10 @ X11 @ X12 @ X13 @ X14 @ X15 ) ) | 
% 44.27/6.96     ( ~( ssNder1_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.96          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 44.27/6.96          X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 ) ) | 
% 44.27/6.96     ( ~( ssPv15_23r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.96          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 44.27/6.96          X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 @ X17 ) )),
% 44.27/6.96    inference('cnf.neg', [status(esa)], [clause742])).
% 44.27/6.96  thf(zip_derived_cl186, plain,
% 44.27/6.96      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.96         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/6.96         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i, 
% 44.27/6.96         X21 : $i, X22 : $i]:
% 44.27/6.96         ( (ssPv20_23r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 44.27/6.96            X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 44.27/6.96            X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21 @ X22)
% 44.27/6.96          |  (ssPv11_23r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 44.27/6.96              X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 44.27/6.96              X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21 @ X22)
% 44.27/6.96          |  (ssPv6_23r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 44.27/6.96              X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 44.27/6.96              X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21 @ X22)
% 44.27/6.96          | ~ (ssNder1_0)
% 44.27/6.96          | ~ (ssNder1_1r1 @ X0)
% 44.27/6.96          | ~ (ssNder1_2r1r1 @ X0 @ X1)
% 44.27/6.96          | ~ (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)
% 44.27/6.96          | ~ (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)
% 44.27/6.96          | ~ (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)
% 44.27/6.96          | ~ (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)
% 44.27/6.96          | ~ (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)
% 44.27/6.96          | ~ (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 44.27/6.96               X7)
% 44.27/6.96          | ~ (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 44.27/6.96               X6 @ X7 @ X8)
% 44.27/6.96          | ~ (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 44.27/6.96               X6 @ X7 @ X8 @ X9)
% 44.27/6.96          | ~ (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/6.96               X5 @ X6 @ X7 @ X8 @ X9 @ X10)
% 44.27/6.96          | ~ (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/6.96               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11)
% 44.27/6.96          | ~ (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/6.96               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)
% 44.27/6.96          | ~ (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 44.27/6.96               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)
% 44.27/6.96          | ~ (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 44.27/6.96               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)
% 44.27/6.96          | ~ (ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 44.27/6.96               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 44.27/6.96               X14 @ X15)
% 44.27/6.96          | ~ (ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 44.27/6.96               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 44.27/6.96               X14 @ X15 @ X16)
% 44.27/6.96          | ~ (ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 44.27/6.96               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 44.27/6.96               X14 @ X15 @ X16 @ X17)
% 44.27/6.96          | ~ (ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 44.27/6.96               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 44.27/6.96               X14 @ X15 @ X16 @ X17 @ X18)
% 44.27/6.96          | ~ (ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 44.27/6.96               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 44.27/6.96               X14 @ X15 @ X16 @ X17 @ X18 @ X19)
% 44.27/6.96          | ~ (ssNder1_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 44.27/6.96               X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 44.27/6.96               X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20)
% 44.27/6.96          | ~ (ssNder1_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 44.27/6.96               X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 44.27/6.96               X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21)
% 44.27/6.96          | ~ (ssPv15_23r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 44.27/6.96               X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 44.27/6.96               X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21 @ X22))),
% 44.27/6.96      inference('cnf', [status(esa)], [zf_stmt_27])).
% 44.27/6.96  thf(zip_derived_cl927, plain, ( (ssNder1_0)),
% 44.27/6.96      inference('cnf', [status(esa)], [zf_stmt_1])).
% 44.27/6.96  thf(zip_derived_cl933, plain, (![X0 : $i]:  (ssNder1_1r1 @ X0)),
% 44.27/6.96      inference('demod', [status(thm)], [zip_derived_cl926, zip_derived_cl927])).
% 44.27/6.96  thf(zip_derived_cl934, plain,
% 44.27/6.96      (![X0 : $i, X1 : $i]:  (ssNder1_2r1r1 @ X0 @ X1)),
% 44.27/6.96      inference('demod', [status(thm)],
% 44.27/6.96                [zip_derived_cl925, zip_derived_cl927, zip_derived_cl933])).
% 44.27/6.96  thf(zip_derived_cl939, plain,
% 44.27/6.96      (![X0 : $i, X1 : $i, X2 : $i]:  (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)),
% 44.27/6.96      inference('demod', [status(thm)],
% 44.27/6.96                [zip_derived_cl919, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.96                 zip_derived_cl934])).
% 44.27/6.96  thf(zip_derived_cl958, plain,
% 44.27/6.96      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 44.27/6.96          (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)),
% 44.27/6.96      inference('demod', [status(thm)],
% 44.27/6.96                [zip_derived_cl912, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.96                 zip_derived_cl934, zip_derived_cl939])).
% 44.27/6.96  thf(zip_derived_cl973, plain,
% 44.27/6.96      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 44.27/6.96          (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)),
% 44.27/6.96      inference('demod', [status(thm)],
% 44.27/6.96                [zip_derived_cl901, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.96                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958])).
% 44.27/6.96  thf(zip_derived_cl997, plain,
% 44.27/6.96      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 44.27/6.96          (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)),
% 44.27/6.96      inference('demod', [status(thm)],
% 44.27/6.96                [zip_derived_cl886, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.96                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.96                 zip_derived_cl973])).
% 44.27/6.96  thf(zip_derived_cl1026, plain,
% 44.27/6.96      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i]:
% 44.27/6.96          (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)),
% 44.27/6.96      inference('demod', [status(thm)],
% 44.27/6.96                [zip_derived_cl870, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.96                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.96                 zip_derived_cl973, zip_derived_cl997])).
% 44.27/6.96  thf(zip_derived_cl1059, plain,
% 44.27/6.96      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, X7 : $i]:
% 44.27/6.96          (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7)),
% 44.27/6.96      inference('demod', [status(thm)],
% 44.27/6.96                [zip_derived_cl850, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.96                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.96                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026])).
% 44.27/6.96  thf(zip_derived_cl1093, plain,
% 44.27/6.96      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.96         X7 : $i, X8 : $i]:
% 44.27/6.96          (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 44.27/6.96           X7 @ X8)),
% 44.27/6.96      inference('demod', [status(thm)],
% 44.27/6.96                [zip_derived_cl831, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.96                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.96                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.96                 zip_derived_cl1059])).
% 44.27/6.96  thf(zip_derived_cl1139, plain,
% 44.27/6.96      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.96         X7 : $i, X8 : $i, X9 : $i]:
% 44.27/6.96          (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 44.27/6.96           X7 @ X8 @ X9)),
% 44.27/6.96      inference('demod', [status(thm)],
% 44.27/6.96                [zip_derived_cl807, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.96                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.96                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.96                 zip_derived_cl1059, zip_derived_cl1093])).
% 44.27/6.96  thf(zip_derived_cl1196, plain,
% 44.27/6.96      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.96         X7 : $i, X8 : $i, X9 : $i, X10 : $i]:
% 44.27/6.96          (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 44.27/6.96           X6 @ X7 @ X8 @ X9 @ X10)),
% 44.27/6.96      inference('demod', [status(thm)],
% 44.27/6.96                [zip_derived_cl782, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.96                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.96                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.96                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139])).
% 44.27/6.96  thf(zip_derived_cl1246, plain,
% 44.27/6.96      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.96         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i]:
% 44.27/6.96          (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 44.27/6.96           X6 @ X7 @ X8 @ X9 @ X10 @ X11)),
% 44.27/6.96      inference('demod', [status(thm)],
% 44.27/6.96                [zip_derived_cl755, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.96                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.96                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.96                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/6.96                 zip_derived_cl1196])).
% 44.27/6.96  thf(zip_derived_cl1296, plain,
% 44.27/6.96      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.96         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i]:
% 44.27/6.96          (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/6.96           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)),
% 44.27/6.96      inference('demod', [status(thm)],
% 44.27/6.96                [zip_derived_cl728, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.96                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.96                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.96                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/6.96                 zip_derived_cl1196, zip_derived_cl1246])).
% 44.27/6.96  thf(zip_derived_cl1354, plain,
% 44.27/6.96      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.96         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i]:
% 44.27/6.96          (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/6.96           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)),
% 44.27/6.96      inference('demod', [status(thm)],
% 44.27/6.96                [zip_derived_cl695, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.96                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.96                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.96                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/6.96                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296])).
% 44.27/6.96  thf(zip_derived_cl1416, plain,
% 44.27/6.96      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.96         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/6.96         X14 : $i]:
% 44.27/6.96          (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/6.96           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)),
% 44.27/6.96      inference('demod', [status(thm)],
% 44.27/6.96                [zip_derived_cl661, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.96                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.96                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.96                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/6.96                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296, 
% 44.27/6.96                 zip_derived_cl1354])).
% 44.27/6.96  thf(zip_derived_cl1486, plain,
% 44.27/6.96      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.96         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/6.96         X14 : $i, X15 : $i]:
% 44.27/6.96          (ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 44.27/6.96           X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15)),
% 44.27/6.96      inference('demod', [status(thm)],
% 44.27/6.96                [zip_derived_cl623, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.96                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.96                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.96                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/6.96                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296, 
% 44.27/6.96                 zip_derived_cl1354, zip_derived_cl1416])).
% 44.27/6.96  thf(zip_derived_cl1555, plain,
% 44.27/6.96      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.96         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/6.96         X14 : $i, X15 : $i, X16 : $i]:
% 44.27/6.96          (ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 44.27/6.96           X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ 
% 44.27/6.96           X16)),
% 44.27/6.96      inference('demod', [status(thm)],
% 44.27/6.96                [zip_derived_cl587, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.96                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.96                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.96                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/6.96                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296, 
% 44.27/6.96                 zip_derived_cl1354, zip_derived_cl1416, zip_derived_cl1486])).
% 44.27/6.96  thf(zip_derived_cl1625, plain,
% 44.27/6.96      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.96         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/6.96         X14 : $i, X15 : $i, X16 : $i, X17 : $i]:
% 44.27/6.96          (ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 44.27/6.96           X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 44.27/6.96           X15 @ X16 @ X17)),
% 44.27/6.96      inference('demod', [status(thm)],
% 44.27/6.96                [zip_derived_cl548, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.96                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.96                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.96                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/6.96                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296, 
% 44.27/6.96                 zip_derived_cl1354, zip_derived_cl1416, zip_derived_cl1486, 
% 44.27/6.96                 zip_derived_cl1555])).
% 44.27/6.96  thf(zip_derived_cl1687, plain,
% 44.27/6.96      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.96         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/6.96         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i]:
% 44.27/6.96          (ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 44.27/6.96           X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 44.27/6.96           X15 @ X16 @ X17 @ X18)),
% 44.27/6.96      inference('demod', [status(thm)],
% 44.27/6.96                [zip_derived_cl509, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.96                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.96                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.96                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/6.96                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296, 
% 44.27/6.96                 zip_derived_cl1354, zip_derived_cl1416, zip_derived_cl1486, 
% 44.27/6.96                 zip_derived_cl1555, zip_derived_cl1625])).
% 44.27/6.96  thf(zip_derived_cl1752, plain,
% 44.27/6.96      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.96         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/6.96         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i]:
% 44.27/6.96          (ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 44.27/6.96           X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 44.27/6.96           X15 @ X16 @ X17 @ X18 @ X19)),
% 44.27/6.96      inference('demod', [status(thm)],
% 44.27/6.96                [zip_derived_cl471, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.96                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.96                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.96                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/6.96                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296, 
% 44.27/6.96                 zip_derived_cl1354, zip_derived_cl1416, zip_derived_cl1486, 
% 44.27/6.96                 zip_derived_cl1555, zip_derived_cl1625, zip_derived_cl1687])).
% 44.27/6.96  thf(zip_derived_cl1820, plain,
% 44.27/6.96      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.96         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/6.96         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i]:
% 44.27/6.96          (ssNder1_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 44.27/6.96           X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 44.27/6.96           X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20)),
% 44.27/6.96      inference('demod', [status(thm)],
% 44.27/6.96                [zip_derived_cl428, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.96                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.96                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.96                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/6.96                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296, 
% 44.27/6.96                 zip_derived_cl1354, zip_derived_cl1416, zip_derived_cl1486, 
% 44.27/6.96                 zip_derived_cl1555, zip_derived_cl1625, zip_derived_cl1687, 
% 44.27/6.96                 zip_derived_cl1752])).
% 44.27/6.96  thf(zip_derived_cl1925, plain,
% 44.27/6.96      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.96         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/6.96         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i, 
% 44.27/6.96         X21 : $i]:
% 44.27/6.96          (ssNder1_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 44.27/6.96           X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 44.27/6.96           X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21)),
% 44.27/6.96      inference('demod', [status(thm)],
% 44.27/6.96                [zip_derived_cl377, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.96                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.96                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.96                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/6.96                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296, 
% 44.27/6.96                 zip_derived_cl1354, zip_derived_cl1416, zip_derived_cl1486, 
% 44.27/6.96                 zip_derived_cl1555, zip_derived_cl1625, zip_derived_cl1687, 
% 44.27/6.96                 zip_derived_cl1752, zip_derived_cl1820])).
% 44.27/6.96  thf(zip_derived_cl2277, plain,
% 44.27/6.96      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.96         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/6.96         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i, 
% 44.27/6.96         X21 : $i, X22 : $i]:
% 44.27/6.96         ( (ssPv20_23r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 44.27/6.96            X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 44.27/6.96            X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21 @ X22)
% 44.27/6.96          |  (ssPv11_23r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 44.27/6.96              X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 44.27/6.96              X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21 @ X22)
% 44.27/6.96          |  (ssPv6_23r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 44.27/6.96              X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 44.27/6.96              X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21 @ X22)
% 44.27/6.96          | ~ (ssPv15_23r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 44.27/6.96               X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 44.27/6.96               X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21 @ X22))),
% 44.27/6.96      inference('demod', [status(thm)],
% 44.27/6.96                [zip_derived_cl186, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.96                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.96                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.96                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/6.96                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296, 
% 44.27/6.96                 zip_derived_cl1354, zip_derived_cl1416, zip_derived_cl1486, 
% 44.27/6.96                 zip_derived_cl1555, zip_derived_cl1625, zip_derived_cl1687, 
% 44.27/6.96                 zip_derived_cl1752, zip_derived_cl1820, zip_derived_cl1925])).
% 44.27/6.96  thf(clause645, conjecture,
% 44.27/6.96    (~( ( ssPv11_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.96          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 44.27/6.96          X10 @ X11 @ X12 ) | 
% 44.27/6.96        ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 44.27/6.96        ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 44.27/6.96        ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 44.27/6.96        ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 44.27/6.96        ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 44.27/6.96        ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 44.27/6.96        ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 44.27/6.96        ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 44.27/6.96        ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 44.27/6.96        ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.96             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 44.27/6.96        ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.96             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 44.27/6.96        ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.96             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 44.27/6.96        ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.96             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 44.27/6.96        ( ~( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.96             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) | 
% 44.27/6.96        ( ~( ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.96             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) ) | 
% 44.27/6.96        ( ~( ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.96             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 44.27/6.96             X9 @ X10 ) ) | 
% 44.27/6.96        ( ~( ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.96             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 44.27/6.96             X9 @ X10 @ X11 ) ) | 
% 44.27/6.96        ( ~( ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.96             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 44.27/6.96             X9 @ X10 @ X11 @ X12 ) ) | 
% 44.27/6.96        ( ~( ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.96             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 44.27/6.96             X9 @ X10 @ X11 @ X12 @ X13 ) ) | 
% 44.27/6.96        ( ~( ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.96             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 44.27/6.96             X9 @ X10 @ X11 @ X12 @ X13 @ X14 ) ) | 
% 44.27/6.96        ( ~( ssNder1_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.96             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 44.27/6.96             X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 ) ) | 
% 44.27/6.96        ( ~( ssNder1_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.96             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 44.27/6.96             X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 ) ) | 
% 44.27/6.96        ( ~( ssPv11_23r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.96             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 44.27/6.96             X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 @ X17 ) ) ))).
% 44.27/6.96  thf(zf_stmt_28, negated_conjecture,
% 44.27/6.96    (( ssPv11_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.96       U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 44.27/6.96       X10 @ X11 @ X12 ) | 
% 44.27/6.96     ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 44.27/6.96     ( ~( ssNder1_2r1r1 @ U @ V ) ) | ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 44.27/6.96     ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 44.27/6.96     ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 44.27/6.96     ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 44.27/6.96     ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 44.27/6.96     ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 44.27/6.96     ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 44.27/6.96     ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.96          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 44.27/6.96     ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.96          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 44.27/6.96     ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.96          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 44.27/6.96     ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.96          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 44.27/6.96     ( ~( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.96          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) | 
% 44.27/6.96     ( ~( ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.96          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) ) | 
% 44.27/6.96     ( ~( ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.96          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 44.27/6.96          X10 ) ) | 
% 44.27/6.96     ( ~( ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.96          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 44.27/6.96          X10 @ X11 ) ) | 
% 44.27/6.96     ( ~( ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.96          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 44.27/6.96          X10 @ X11 @ X12 ) ) | 
% 44.27/6.96     ( ~( ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.96          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 44.27/6.96          X10 @ X11 @ X12 @ X13 ) ) | 
% 44.27/6.96     ( ~( ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.96          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 44.27/6.96          X10 @ X11 @ X12 @ X13 @ X14 ) ) | 
% 44.27/6.96     ( ~( ssNder1_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.96          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 44.27/6.96          X10 @ X11 @ X12 @ X13 @ X14 @ X15 ) ) | 
% 44.27/6.96     ( ~( ssNder1_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.96          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 44.27/6.96          X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 ) ) | 
% 44.27/6.96     ( ~( ssPv11_23r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.96          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 44.27/6.96          X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 @ X17 ) )),
% 44.27/6.96    inference('cnf.neg', [status(esa)], [clause645])).
% 44.27/6.96  thf(zip_derived_cl283, plain,
% 44.27/6.96      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.96         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/6.96         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i, 
% 44.27/6.96         X21 : $i, X22 : $i]:
% 44.27/6.96         ( (ssPv11_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 44.27/6.96            X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 44.27/6.96            X15 @ X16 @ X17)
% 44.27/6.96          | ~ (ssNder1_0)
% 44.27/6.96          | ~ (ssNder1_1r1 @ X0)
% 44.27/6.96          | ~ (ssNder1_2r1r1 @ X0 @ X1)
% 44.27/6.96          | ~ (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)
% 44.27/6.96          | ~ (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)
% 44.27/6.96          | ~ (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)
% 44.27/6.96          | ~ (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)
% 44.27/6.96          | ~ (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)
% 44.27/6.96          | ~ (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 44.27/6.96               X7)
% 44.27/6.96          | ~ (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 44.27/6.96               X6 @ X7 @ X8)
% 44.27/6.96          | ~ (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 44.27/6.96               X6 @ X7 @ X8 @ X9)
% 44.27/6.96          | ~ (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/6.96               X5 @ X6 @ X7 @ X8 @ X9 @ X10)
% 44.27/6.96          | ~ (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/6.96               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11)
% 44.27/6.96          | ~ (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/6.96               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)
% 44.27/6.96          | ~ (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 44.27/6.96               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)
% 44.27/6.96          | ~ (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 44.27/6.96               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)
% 44.27/6.96          | ~ (ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 44.27/6.96               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 44.27/6.96               X14 @ X15)
% 44.27/6.96          | ~ (ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 44.27/6.96               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 44.27/6.96               X14 @ X15 @ X16)
% 44.27/6.96          | ~ (ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 44.27/6.96               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 44.27/6.96               X14 @ X15 @ X16 @ X17)
% 44.27/6.96          | ~ (ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 44.27/6.96               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 44.27/6.96               X14 @ X15 @ X16 @ X17 @ X18)
% 44.27/6.96          | ~ (ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 44.27/6.96               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 44.27/6.96               X14 @ X15 @ X16 @ X17 @ X18 @ X19)
% 44.27/6.96          | ~ (ssNder1_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 44.27/6.96               X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 44.27/6.96               X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20)
% 44.27/6.96          | ~ (ssNder1_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 44.27/6.96               X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 44.27/6.96               X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21)
% 44.27/6.96          | ~ (ssPv11_23r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 44.27/6.96               X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 44.27/6.96               X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21 @ X22))),
% 44.27/6.96      inference('cnf', [status(esa)], [zf_stmt_28])).
% 44.27/6.96  thf(zip_derived_cl927, plain, ( (ssNder1_0)),
% 44.27/6.96      inference('cnf', [status(esa)], [zf_stmt_1])).
% 44.27/6.96  thf(zip_derived_cl933, plain, (![X0 : $i]:  (ssNder1_1r1 @ X0)),
% 44.27/6.96      inference('demod', [status(thm)], [zip_derived_cl926, zip_derived_cl927])).
% 44.27/6.96  thf(zip_derived_cl934, plain,
% 44.27/6.96      (![X0 : $i, X1 : $i]:  (ssNder1_2r1r1 @ X0 @ X1)),
% 44.27/6.96      inference('demod', [status(thm)],
% 44.27/6.96                [zip_derived_cl925, zip_derived_cl927, zip_derived_cl933])).
% 44.27/6.96  thf(zip_derived_cl939, plain,
% 44.27/6.96      (![X0 : $i, X1 : $i, X2 : $i]:  (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)),
% 44.27/6.96      inference('demod', [status(thm)],
% 44.27/6.96                [zip_derived_cl919, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.96                 zip_derived_cl934])).
% 44.27/6.96  thf(zip_derived_cl958, plain,
% 44.27/6.96      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 44.27/6.96          (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)),
% 44.27/6.96      inference('demod', [status(thm)],
% 44.27/6.96                [zip_derived_cl912, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.96                 zip_derived_cl934, zip_derived_cl939])).
% 44.27/6.96  thf(zip_derived_cl973, plain,
% 44.27/6.96      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 44.27/6.96          (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)),
% 44.27/6.96      inference('demod', [status(thm)],
% 44.27/6.96                [zip_derived_cl901, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.96                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958])).
% 44.27/6.96  thf(zip_derived_cl997, plain,
% 44.27/6.96      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 44.27/6.96          (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)),
% 44.27/6.96      inference('demod', [status(thm)],
% 44.27/6.96                [zip_derived_cl886, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.96                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.96                 zip_derived_cl973])).
% 44.27/6.96  thf(zip_derived_cl1026, plain,
% 44.27/6.96      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i]:
% 44.27/6.96          (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)),
% 44.27/6.96      inference('demod', [status(thm)],
% 44.27/6.96                [zip_derived_cl870, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.96                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.96                 zip_derived_cl973, zip_derived_cl997])).
% 44.27/6.96  thf(zip_derived_cl1059, plain,
% 44.27/6.96      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, X7 : $i]:
% 44.27/6.96          (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7)),
% 44.27/6.96      inference('demod', [status(thm)],
% 44.27/6.96                [zip_derived_cl850, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.96                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.96                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026])).
% 44.27/6.96  thf(zip_derived_cl1093, plain,
% 44.27/6.96      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.96         X7 : $i, X8 : $i]:
% 44.27/6.96          (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 44.27/6.96           X7 @ X8)),
% 44.27/6.96      inference('demod', [status(thm)],
% 44.27/6.96                [zip_derived_cl831, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.96                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.96                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.96                 zip_derived_cl1059])).
% 44.27/6.96  thf(zip_derived_cl1139, plain,
% 44.27/6.96      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.96         X7 : $i, X8 : $i, X9 : $i]:
% 44.27/6.96          (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 44.27/6.96           X7 @ X8 @ X9)),
% 44.27/6.96      inference('demod', [status(thm)],
% 44.27/6.96                [zip_derived_cl807, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.96                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.96                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.96                 zip_derived_cl1059, zip_derived_cl1093])).
% 44.27/6.96  thf(zip_derived_cl1196, plain,
% 44.27/6.96      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.96         X7 : $i, X8 : $i, X9 : $i, X10 : $i]:
% 44.27/6.96          (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 44.27/6.96           X6 @ X7 @ X8 @ X9 @ X10)),
% 44.27/6.96      inference('demod', [status(thm)],
% 44.27/6.96                [zip_derived_cl782, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.96                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.96                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.96                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139])).
% 44.27/6.96  thf(zip_derived_cl1246, plain,
% 44.27/6.96      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.96         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i]:
% 44.27/6.96          (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 44.27/6.96           X6 @ X7 @ X8 @ X9 @ X10 @ X11)),
% 44.27/6.96      inference('demod', [status(thm)],
% 44.27/6.96                [zip_derived_cl755, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.96                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.96                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.96                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/6.96                 zip_derived_cl1196])).
% 44.27/6.96  thf(zip_derived_cl1296, plain,
% 44.27/6.96      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.96         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i]:
% 44.27/6.96          (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/6.96           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)),
% 44.27/6.96      inference('demod', [status(thm)],
% 44.27/6.96                [zip_derived_cl728, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.96                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.96                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.96                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/6.96                 zip_derived_cl1196, zip_derived_cl1246])).
% 44.27/6.96  thf(zip_derived_cl1354, plain,
% 44.27/6.96      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.96         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i]:
% 44.27/6.96          (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/6.96           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)),
% 44.27/6.96      inference('demod', [status(thm)],
% 44.27/6.96                [zip_derived_cl695, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.96                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.96                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.96                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/6.96                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296])).
% 44.27/6.96  thf(zip_derived_cl1416, plain,
% 44.27/6.96      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.96         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/6.96         X14 : $i]:
% 44.27/6.96          (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/6.96           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)),
% 44.27/6.96      inference('demod', [status(thm)],
% 44.27/6.96                [zip_derived_cl661, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.96                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.96                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.96                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/6.96                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296, 
% 44.27/6.96                 zip_derived_cl1354])).
% 44.27/6.96  thf(zip_derived_cl1486, plain,
% 44.27/6.96      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.96         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/6.96         X14 : $i, X15 : $i]:
% 44.27/6.96          (ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 44.27/6.96           X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15)),
% 44.27/6.96      inference('demod', [status(thm)],
% 44.27/6.96                [zip_derived_cl623, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.96                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.96                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.96                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/6.96                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296, 
% 44.27/6.96                 zip_derived_cl1354, zip_derived_cl1416])).
% 44.27/6.96  thf(zip_derived_cl1555, plain,
% 44.27/6.96      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.96         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/6.96         X14 : $i, X15 : $i, X16 : $i]:
% 44.27/6.96          (ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 44.27/6.96           X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ 
% 44.27/6.96           X16)),
% 44.27/6.96      inference('demod', [status(thm)],
% 44.27/6.96                [zip_derived_cl587, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.96                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.96                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.96                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/6.96                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296, 
% 44.27/6.96                 zip_derived_cl1354, zip_derived_cl1416, zip_derived_cl1486])).
% 44.27/6.96  thf(zip_derived_cl1625, plain,
% 44.27/6.96      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.96         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/6.96         X14 : $i, X15 : $i, X16 : $i, X17 : $i]:
% 44.27/6.96          (ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 44.27/6.96           X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 44.27/6.96           X15 @ X16 @ X17)),
% 44.27/6.96      inference('demod', [status(thm)],
% 44.27/6.96                [zip_derived_cl548, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.96                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.96                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.96                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/6.96                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296, 
% 44.27/6.96                 zip_derived_cl1354, zip_derived_cl1416, zip_derived_cl1486, 
% 44.27/6.96                 zip_derived_cl1555])).
% 44.27/6.96  thf(zip_derived_cl1687, plain,
% 44.27/6.96      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.96         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/6.96         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i]:
% 44.27/6.96          (ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 44.27/6.96           X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 44.27/6.96           X15 @ X16 @ X17 @ X18)),
% 44.27/6.96      inference('demod', [status(thm)],
% 44.27/6.96                [zip_derived_cl509, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.96                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.96                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.96                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/6.96                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296, 
% 44.27/6.96                 zip_derived_cl1354, zip_derived_cl1416, zip_derived_cl1486, 
% 44.27/6.96                 zip_derived_cl1555, zip_derived_cl1625])).
% 44.27/6.96  thf(zip_derived_cl1752, plain,
% 44.27/6.96      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.96         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/6.96         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i]:
% 44.27/6.96          (ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 44.27/6.96           X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 44.27/6.96           X15 @ X16 @ X17 @ X18 @ X19)),
% 44.27/6.96      inference('demod', [status(thm)],
% 44.27/6.96                [zip_derived_cl471, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.96                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.96                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.96                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/6.96                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296, 
% 44.27/6.96                 zip_derived_cl1354, zip_derived_cl1416, zip_derived_cl1486, 
% 44.27/6.96                 zip_derived_cl1555, zip_derived_cl1625, zip_derived_cl1687])).
% 44.27/6.96  thf(zip_derived_cl1820, plain,
% 44.27/6.96      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.96         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/6.96         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i]:
% 44.27/6.96          (ssNder1_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 44.27/6.96           X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 44.27/6.96           X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20)),
% 44.27/6.96      inference('demod', [status(thm)],
% 44.27/6.96                [zip_derived_cl428, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.96                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.96                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.96                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/6.96                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296, 
% 44.27/6.96                 zip_derived_cl1354, zip_derived_cl1416, zip_derived_cl1486, 
% 44.27/6.96                 zip_derived_cl1555, zip_derived_cl1625, zip_derived_cl1687, 
% 44.27/6.96                 zip_derived_cl1752])).
% 44.27/6.96  thf(zip_derived_cl1925, plain,
% 44.27/6.96      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.96         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/6.96         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i, 
% 44.27/6.96         X21 : $i]:
% 44.27/6.96          (ssNder1_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 44.27/6.96           X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 44.27/6.96           X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21)),
% 44.27/6.96      inference('demod', [status(thm)],
% 44.27/6.96                [zip_derived_cl377, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.96                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.96                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.96                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/6.96                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296, 
% 44.27/6.96                 zip_derived_cl1354, zip_derived_cl1416, zip_derived_cl1486, 
% 44.27/6.96                 zip_derived_cl1555, zip_derived_cl1625, zip_derived_cl1687, 
% 44.27/6.96                 zip_derived_cl1752, zip_derived_cl1820])).
% 44.27/6.96  thf(zip_derived_cl2186, plain,
% 44.27/6.96      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.96         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/6.96         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i, 
% 44.27/6.96         X21 : $i, X22 : $i]:
% 44.27/6.96         ( (ssPv11_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 44.27/6.96            X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 44.27/6.96            X15 @ X16 @ X17)
% 44.27/6.96          | ~ (ssPv11_23r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 44.27/6.96               X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 44.27/6.96               X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21 @ X22))),
% 44.27/6.96      inference('demod', [status(thm)],
% 44.27/6.96                [zip_derived_cl283, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.96                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.96                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.96                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/6.96                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296, 
% 44.27/6.96                 zip_derived_cl1354, zip_derived_cl1416, zip_derived_cl1486, 
% 44.27/6.96                 zip_derived_cl1555, zip_derived_cl1625, zip_derived_cl1687, 
% 44.27/6.96                 zip_derived_cl1752, zip_derived_cl1820, zip_derived_cl1925])).
% 44.27/6.96  thf(zip_derived_cl2278, plain,
% 44.27/6.96      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.96         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/6.96         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i, 
% 44.27/6.96         X21 : $i, X22 : $i]:
% 44.27/6.96         (~ (ssPv15_23r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X22 @ 
% 44.27/6.96             X21 @ X20 @ X19 @ X18 @ X17 @ X16 @ X15 @ X14 @ X13 @ X12 @ X11 @ 
% 44.27/6.96             X10 @ X9 @ X8 @ X7 @ X6 @ X5 @ X4 @ X3 @ X2 @ X1 @ X0)
% 44.27/6.96          |  (ssPv6_23r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X22 @ 
% 44.27/6.96              X21 @ X20 @ X19 @ X18 @ X17 @ X16 @ X15 @ X14 @ X13 @ X12 @ 
% 44.27/6.96              X11 @ X10 @ X9 @ X8 @ X7 @ X6 @ X5 @ X4 @ X3 @ X2 @ X1 @ X0)
% 44.27/6.96          |  (ssPv20_23r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X22 @ 
% 44.27/6.96              X21 @ X20 @ X19 @ X18 @ X17 @ X16 @ X15 @ X14 @ X13 @ X12 @ 
% 44.27/6.96              X11 @ X10 @ X9 @ X8 @ X7 @ X6 @ X5 @ X4 @ X3 @ X2 @ X1 @ X0)
% 44.27/6.96          |  (ssPv11_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X22 @ X21 @ 
% 44.27/6.96              X20 @ X19 @ X18 @ X17 @ X16 @ X15 @ X14 @ X13 @ X12 @ X11 @ 
% 44.27/6.96              X10 @ X9 @ X8 @ X7 @ X6 @ X5))),
% 44.27/6.96      inference('sup-', [status(thm)], [zip_derived_cl2277, zip_derived_cl2186])).
% 44.27/6.96  thf(zip_derived_cl2279, plain,
% 44.27/6.96      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.96         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/6.96         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i, 
% 44.27/6.96         X21 : $i, X22 : $i]:
% 44.27/6.96         (~ (ssPv15_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X22 @ X21 @ X20 @ X19 @ 
% 44.27/6.96             X18 @ X17 @ X16 @ X15 @ X14 @ X13 @ X12 @ X11 @ X10 @ X9)
% 44.27/6.96          |  (ssPv11_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X22 @ X21 @ 
% 44.27/6.96              X20 @ X19 @ X18 @ X17 @ X16 @ X15 @ X14 @ X13 @ X12 @ X11 @ 
% 44.27/6.96              X10 @ X9 @ X8 @ X7 @ X6 @ X5)
% 44.27/6.96          |  (ssPv20_23r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X22 @ 
% 44.27/6.96              X21 @ X20 @ X19 @ X18 @ X17 @ X16 @ X15 @ X14 @ X13 @ X12 @ 
% 44.27/6.96              X11 @ X10 @ X9 @ X8 @ X7 @ X6 @ X5 @ X4 @ X3 @ X2 @ X1 @ X0)
% 44.27/6.96          |  (ssPv6_23r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X22 @ 
% 44.27/6.96              X21 @ X20 @ X19 @ X18 @ X17 @ X16 @ X15 @ X14 @ X13 @ X12 @ 
% 44.27/6.96              X11 @ X10 @ X9 @ X8 @ X7 @ X6 @ X5 @ X4 @ X3 @ X2 @ X1 @ X0))),
% 44.27/6.96      inference('sup-', [status(thm)], [zip_derived_cl2172, zip_derived_cl2278])).
% 44.27/6.96  thf(clause620, conjecture,
% 44.27/6.96    (~( ( ssPv20_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) | 
% 44.27/6.96        ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 44.27/6.96        ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 44.27/6.96        ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 44.27/6.96        ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 44.27/6.96        ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 44.27/6.96        ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 44.27/6.96        ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 44.27/6.96        ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 44.27/6.96        ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 44.27/6.96        ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.96             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 44.27/6.96        ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.96             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 44.27/6.96        ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.96             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 44.27/6.96        ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.96             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 44.27/6.96        ( ~( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.96             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) | 
% 44.27/6.96        ( ~( ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.96             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) ) | 
% 44.27/6.96        ( ~( ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.96             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 44.27/6.96             X9 @ X10 ) ) | 
% 44.27/6.96        ( ~( ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.96             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 44.27/6.96             X9 @ X10 @ X11 ) ) | 
% 44.27/6.96        ( ~( ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.96             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 44.27/6.96             X9 @ X10 @ X11 @ X12 ) ) | 
% 44.27/6.96        ( ~( ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.96             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 44.27/6.96             X9 @ X10 @ X11 @ X12 @ X13 ) ) | 
% 44.27/6.96        ( ~( ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.96             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 44.27/6.96             X9 @ X10 @ X11 @ X12 @ X13 @ X14 ) ) | 
% 44.27/6.96        ( ~( ssNder1_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.96             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 44.27/6.96             X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 ) ) | 
% 44.27/6.96        ( ~( ssNder1_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.96             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 44.27/6.96             X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 ) ) | 
% 44.27/6.96        ( ~( ssPv20_23r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.96             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 44.27/6.96             X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 @ X17 ) ) ))).
% 44.27/6.96  thf(zf_stmt_29, negated_conjecture,
% 44.27/6.96    (( ssPv20_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) | 
% 44.27/6.96     ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 44.27/6.96     ( ~( ssNder1_2r1r1 @ U @ V ) ) | ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 44.27/6.96     ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 44.27/6.96     ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 44.27/6.96     ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 44.27/6.96     ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 44.27/6.96     ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 44.27/6.96     ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 44.27/6.96     ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.96          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 44.27/6.96     ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.96          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 44.27/6.96     ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.96          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 44.27/6.96     ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.96          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 44.27/6.96     ( ~( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.96          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) | 
% 44.27/6.96     ( ~( ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.96          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) ) | 
% 44.27/6.96     ( ~( ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.96          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 44.27/6.96          X10 ) ) | 
% 44.27/6.96     ( ~( ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.96          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 44.27/6.96          X10 @ X11 ) ) | 
% 44.27/6.96     ( ~( ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.96          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 44.27/6.96          X10 @ X11 @ X12 ) ) | 
% 44.27/6.96     ( ~( ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.96          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 44.27/6.96          X10 @ X11 @ X12 @ X13 ) ) | 
% 44.27/6.96     ( ~( ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.96          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 44.27/6.96          X10 @ X11 @ X12 @ X13 @ X14 ) ) | 
% 44.27/6.96     ( ~( ssNder1_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.96          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 44.27/6.96          X10 @ X11 @ X12 @ X13 @ X14 @ X15 ) ) | 
% 44.27/6.96     ( ~( ssNder1_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.96          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 44.27/6.96          X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 ) ) | 
% 44.27/6.96     ( ~( ssPv20_23r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.96          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 44.27/6.96          X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 @ X17 ) )),
% 44.27/6.96    inference('cnf.neg', [status(esa)], [clause620])).
% 44.27/6.96  thf(zip_derived_cl308, plain,
% 44.27/6.96      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.96         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/6.96         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i, 
% 44.27/6.96         X21 : $i, X22 : $i]:
% 44.27/6.96         ( (ssPv20_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 44.27/6.96            X7 @ X8)
% 44.27/6.96          | ~ (ssNder1_0)
% 44.27/6.96          | ~ (ssNder1_1r1 @ X0)
% 44.27/6.96          | ~ (ssNder1_2r1r1 @ X0 @ X1)
% 44.27/6.96          | ~ (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)
% 44.27/6.96          | ~ (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)
% 44.27/6.96          | ~ (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)
% 44.27/6.96          | ~ (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)
% 44.27/6.96          | ~ (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)
% 44.27/6.96          | ~ (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 44.27/6.96               X7)
% 44.27/6.96          | ~ (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 44.27/6.96               X6 @ X7 @ X8)
% 44.27/6.96          | ~ (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 44.27/6.96               X6 @ X7 @ X8 @ X9)
% 44.27/6.96          | ~ (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/6.96               X5 @ X6 @ X7 @ X8 @ X9 @ X10)
% 44.27/6.96          | ~ (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/6.96               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11)
% 44.27/6.96          | ~ (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/6.96               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)
% 44.27/6.96          | ~ (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 44.27/6.96               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)
% 44.27/6.96          | ~ (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 44.27/6.96               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)
% 44.27/6.96          | ~ (ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 44.27/6.96               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 44.27/6.96               X14 @ X15)
% 44.27/6.96          | ~ (ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 44.27/6.96               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 44.27/6.96               X14 @ X15 @ X16)
% 44.27/6.96          | ~ (ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 44.27/6.96               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 44.27/6.96               X14 @ X15 @ X16 @ X17)
% 44.27/6.96          | ~ (ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 44.27/6.96               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 44.27/6.96               X14 @ X15 @ X16 @ X17 @ X18)
% 44.27/6.96          | ~ (ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 44.27/6.96               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 44.27/6.96               X14 @ X15 @ X16 @ X17 @ X18 @ X19)
% 44.27/6.96          | ~ (ssNder1_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 44.27/6.96               X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 44.27/6.96               X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20)
% 44.27/6.96          | ~ (ssNder1_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 44.27/6.96               X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 44.27/6.96               X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21)
% 44.27/6.96          | ~ (ssPv20_23r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 44.27/6.96               X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 44.27/6.96               X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21 @ X22))),
% 44.27/6.96      inference('cnf', [status(esa)], [zf_stmt_29])).
% 44.27/6.96  thf(zip_derived_cl927, plain, ( (ssNder1_0)),
% 44.27/6.96      inference('cnf', [status(esa)], [zf_stmt_1])).
% 44.27/6.96  thf(zip_derived_cl933, plain, (![X0 : $i]:  (ssNder1_1r1 @ X0)),
% 44.27/6.96      inference('demod', [status(thm)], [zip_derived_cl926, zip_derived_cl927])).
% 44.27/6.96  thf(zip_derived_cl934, plain,
% 44.27/6.96      (![X0 : $i, X1 : $i]:  (ssNder1_2r1r1 @ X0 @ X1)),
% 44.27/6.96      inference('demod', [status(thm)],
% 44.27/6.96                [zip_derived_cl925, zip_derived_cl927, zip_derived_cl933])).
% 44.27/6.96  thf(zip_derived_cl939, plain,
% 44.27/6.96      (![X0 : $i, X1 : $i, X2 : $i]:  (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)),
% 44.27/6.96      inference('demod', [status(thm)],
% 44.27/6.96                [zip_derived_cl919, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.96                 zip_derived_cl934])).
% 44.27/6.96  thf(zip_derived_cl958, plain,
% 44.27/6.96      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 44.27/6.96          (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)),
% 44.27/6.96      inference('demod', [status(thm)],
% 44.27/6.96                [zip_derived_cl912, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.96                 zip_derived_cl934, zip_derived_cl939])).
% 44.27/6.96  thf(zip_derived_cl973, plain,
% 44.27/6.96      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 44.27/6.96          (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)),
% 44.27/6.96      inference('demod', [status(thm)],
% 44.27/6.96                [zip_derived_cl901, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.96                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958])).
% 44.27/6.96  thf(zip_derived_cl997, plain,
% 44.27/6.96      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 44.27/6.96          (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)),
% 44.27/6.96      inference('demod', [status(thm)],
% 44.27/6.96                [zip_derived_cl886, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.96                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.96                 zip_derived_cl973])).
% 44.27/6.96  thf(zip_derived_cl1026, plain,
% 44.27/6.96      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i]:
% 44.27/6.96          (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)),
% 44.27/6.96      inference('demod', [status(thm)],
% 44.27/6.96                [zip_derived_cl870, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.96                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.96                 zip_derived_cl973, zip_derived_cl997])).
% 44.27/6.96  thf(zip_derived_cl1059, plain,
% 44.27/6.96      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, X7 : $i]:
% 44.27/6.96          (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7)),
% 44.27/6.96      inference('demod', [status(thm)],
% 44.27/6.96                [zip_derived_cl850, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.96                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.96                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026])).
% 44.27/6.96  thf(zip_derived_cl1093, plain,
% 44.27/6.96      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.96         X7 : $i, X8 : $i]:
% 44.27/6.96          (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 44.27/6.96           X7 @ X8)),
% 44.27/6.96      inference('demod', [status(thm)],
% 44.27/6.96                [zip_derived_cl831, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.96                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.96                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.96                 zip_derived_cl1059])).
% 44.27/6.96  thf(zip_derived_cl1139, plain,
% 44.27/6.96      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.96         X7 : $i, X8 : $i, X9 : $i]:
% 44.27/6.96          (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 44.27/6.96           X7 @ X8 @ X9)),
% 44.27/6.96      inference('demod', [status(thm)],
% 44.27/6.96                [zip_derived_cl807, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.96                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.96                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.96                 zip_derived_cl1059, zip_derived_cl1093])).
% 44.27/6.96  thf(zip_derived_cl1196, plain,
% 44.27/6.96      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.96         X7 : $i, X8 : $i, X9 : $i, X10 : $i]:
% 44.27/6.96          (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 44.27/6.96           X6 @ X7 @ X8 @ X9 @ X10)),
% 44.27/6.96      inference('demod', [status(thm)],
% 44.27/6.96                [zip_derived_cl782, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.96                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.96                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.96                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139])).
% 44.27/6.96  thf(zip_derived_cl1246, plain,
% 44.27/6.96      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.96         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i]:
% 44.27/6.96          (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 44.27/6.96           X6 @ X7 @ X8 @ X9 @ X10 @ X11)),
% 44.27/6.96      inference('demod', [status(thm)],
% 44.27/6.96                [zip_derived_cl755, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.96                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.96                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.96                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/6.96                 zip_derived_cl1196])).
% 44.27/6.96  thf(zip_derived_cl1296, plain,
% 44.27/6.96      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.96         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i]:
% 44.27/6.96          (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/6.96           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)),
% 44.27/6.96      inference('demod', [status(thm)],
% 44.27/6.96                [zip_derived_cl728, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.96                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.96                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.96                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/6.96                 zip_derived_cl1196, zip_derived_cl1246])).
% 44.27/6.96  thf(zip_derived_cl1354, plain,
% 44.27/6.96      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.96         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i]:
% 44.27/6.96          (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/6.96           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)),
% 44.27/6.96      inference('demod', [status(thm)],
% 44.27/6.96                [zip_derived_cl695, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.96                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.96                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.96                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/6.96                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296])).
% 44.27/6.96  thf(zip_derived_cl1416, plain,
% 44.27/6.96      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.96         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/6.96         X14 : $i]:
% 44.27/6.96          (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/6.96           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)),
% 44.27/6.96      inference('demod', [status(thm)],
% 44.27/6.96                [zip_derived_cl661, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.96                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.96                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.96                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/6.96                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296, 
% 44.27/6.96                 zip_derived_cl1354])).
% 44.27/6.96  thf(zip_derived_cl1486, plain,
% 44.27/6.96      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.96         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/6.96         X14 : $i, X15 : $i]:
% 44.27/6.96          (ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 44.27/6.96           X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15)),
% 44.27/6.96      inference('demod', [status(thm)],
% 44.27/6.96                [zip_derived_cl623, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.96                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.96                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.96                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/6.96                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296, 
% 44.27/6.96                 zip_derived_cl1354, zip_derived_cl1416])).
% 44.27/6.96  thf(zip_derived_cl1555, plain,
% 44.27/6.96      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.96         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/6.96         X14 : $i, X15 : $i, X16 : $i]:
% 44.27/6.96          (ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 44.27/6.96           X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ 
% 44.27/6.96           X16)),
% 44.27/6.96      inference('demod', [status(thm)],
% 44.27/6.96                [zip_derived_cl587, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.96                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.96                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.96                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/6.96                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296, 
% 44.27/6.96                 zip_derived_cl1354, zip_derived_cl1416, zip_derived_cl1486])).
% 44.27/6.96  thf(zip_derived_cl1625, plain,
% 44.27/6.96      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.96         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/6.96         X14 : $i, X15 : $i, X16 : $i, X17 : $i]:
% 44.27/6.96          (ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 44.27/6.96           X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 44.27/6.96           X15 @ X16 @ X17)),
% 44.27/6.96      inference('demod', [status(thm)],
% 44.27/6.96                [zip_derived_cl548, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.96                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.96                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.96                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/6.96                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296, 
% 44.27/6.96                 zip_derived_cl1354, zip_derived_cl1416, zip_derived_cl1486, 
% 44.27/6.96                 zip_derived_cl1555])).
% 44.27/6.96  thf(zip_derived_cl1687, plain,
% 44.27/6.96      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.96         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/6.96         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i]:
% 44.27/6.96          (ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 44.27/6.96           X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 44.27/6.96           X15 @ X16 @ X17 @ X18)),
% 44.27/6.96      inference('demod', [status(thm)],
% 44.27/6.96                [zip_derived_cl509, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.96                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.96                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.96                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/6.96                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296, 
% 44.27/6.96                 zip_derived_cl1354, zip_derived_cl1416, zip_derived_cl1486, 
% 44.27/6.96                 zip_derived_cl1555, zip_derived_cl1625])).
% 44.27/6.96  thf(zip_derived_cl1752, plain,
% 44.27/6.96      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.96         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/6.96         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i]:
% 44.27/6.96          (ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 44.27/6.96           X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 44.27/6.96           X15 @ X16 @ X17 @ X18 @ X19)),
% 44.27/6.96      inference('demod', [status(thm)],
% 44.27/6.96                [zip_derived_cl471, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.96                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.96                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.96                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/6.96                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296, 
% 44.27/6.96                 zip_derived_cl1354, zip_derived_cl1416, zip_derived_cl1486, 
% 44.27/6.96                 zip_derived_cl1555, zip_derived_cl1625, zip_derived_cl1687])).
% 44.27/6.96  thf(zip_derived_cl1820, plain,
% 44.27/6.96      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.96         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/6.96         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i]:
% 44.27/6.96          (ssNder1_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 44.27/6.96           X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 44.27/6.96           X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20)),
% 44.27/6.96      inference('demod', [status(thm)],
% 44.27/6.96                [zip_derived_cl428, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.96                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.96                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.96                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/6.96                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296, 
% 44.27/6.96                 zip_derived_cl1354, zip_derived_cl1416, zip_derived_cl1486, 
% 44.27/6.96                 zip_derived_cl1555, zip_derived_cl1625, zip_derived_cl1687, 
% 44.27/6.96                 zip_derived_cl1752])).
% 44.27/6.96  thf(zip_derived_cl1925, plain,
% 44.27/6.96      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.96         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/6.96         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i, 
% 44.27/6.96         X21 : $i]:
% 44.27/6.96          (ssNder1_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 44.27/6.96           X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 44.27/6.96           X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21)),
% 44.27/6.96      inference('demod', [status(thm)],
% 44.27/6.96                [zip_derived_cl377, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.96                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.96                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.96                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/6.96                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296, 
% 44.27/6.96                 zip_derived_cl1354, zip_derived_cl1416, zip_derived_cl1486, 
% 44.27/6.96                 zip_derived_cl1555, zip_derived_cl1625, zip_derived_cl1687, 
% 44.27/6.96                 zip_derived_cl1752, zip_derived_cl1820])).
% 44.27/6.96  thf(zip_derived_cl2022, plain,
% 44.27/6.96      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.96         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/6.96         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i, 
% 44.27/6.96         X21 : $i, X22 : $i]:
% 44.27/6.96         ( (ssPv20_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 44.27/6.96            X7 @ X8)
% 44.27/6.96          | ~ (ssPv20_23r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 44.27/6.96               X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 44.27/6.96               X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21 @ X22))),
% 44.27/6.96      inference('demod', [status(thm)],
% 44.27/6.96                [zip_derived_cl308, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.96                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.96                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.96                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/6.96                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296, 
% 44.27/6.96                 zip_derived_cl1354, zip_derived_cl1416, zip_derived_cl1486, 
% 44.27/6.96                 zip_derived_cl1555, zip_derived_cl1625, zip_derived_cl1687, 
% 44.27/6.96                 zip_derived_cl1752, zip_derived_cl1820, zip_derived_cl1925])).
% 44.27/6.96  thf(zip_derived_cl2280, plain,
% 44.27/6.96      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.96         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/6.96         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i, 
% 44.27/6.96         X21 : $i, X22 : $i]:
% 44.27/6.96         ( (ssPv6_23r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X22 @ 
% 44.27/6.96            X21 @ X20 @ X19 @ X18 @ X17 @ X16 @ X15 @ X14 @ X13 @ X12 @ X11 @ 
% 44.27/6.96            X10 @ X9 @ X8 @ X7 @ X6 @ X5 @ X4 @ X3 @ X2 @ X1 @ X0)
% 44.27/6.96          |  (ssPv11_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X22 @ X21 @ 
% 44.27/6.96              X20 @ X19 @ X18 @ X17 @ X16 @ X15 @ X14 @ X13 @ X12 @ X11 @ 
% 44.27/6.96              X10 @ X9 @ X8 @ X7 @ X6 @ X5)
% 44.27/6.96          | ~ (ssPv15_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X22 @ X21 @ X20 @ X19 @ 
% 44.27/6.96               X18 @ X17 @ X16 @ X15 @ X14 @ X13 @ X12 @ X11 @ X10 @ X9)
% 44.27/6.96          |  (ssPv20_9r1r1r1r1r1r1r1r1r1 @ X22 @ X21 @ X20 @ X19 @ X18 @ X17 @ 
% 44.27/6.96              X16 @ X15 @ X14))),
% 44.27/6.96      inference('sup-', [status(thm)], [zip_derived_cl2279, zip_derived_cl2022])).
% 44.27/6.96  thf(clause553, conjecture,
% 44.27/6.96    (~( ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 44.27/6.96        ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 44.27/6.96        ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 44.27/6.96        ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 44.27/6.96        ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 44.27/6.96        ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 44.27/6.96        ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 44.27/6.96        ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 44.27/6.96        ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 44.27/6.96        ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.96             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 44.27/6.96        ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.96             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 44.27/6.96        ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.96             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 44.27/6.96        ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.96             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 44.27/6.96        ( ~( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.96             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) | 
% 44.27/6.96        ( ~( ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.96             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) ) | 
% 44.27/6.96        ( ~( ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.96             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 44.27/6.96             X9 @ X10 ) ) | 
% 44.27/6.96        ( ~( ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.96             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 44.27/6.96             X9 @ X10 @ X11 ) ) | 
% 44.27/6.96        ( ~( ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.96             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 44.27/6.96             X9 @ X10 @ X11 @ X12 ) ) | 
% 44.27/6.96        ( ~( ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.96             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 44.27/6.96             X9 @ X10 @ X11 @ X12 @ X13 ) ) | 
% 44.27/6.96        ( ~( ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.96             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 44.27/6.96             X9 @ X10 @ X11 @ X12 @ X13 @ X14 ) ) | 
% 44.27/6.96        ( ~( ssNder1_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.96             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 44.27/6.96             X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 ) ) | 
% 44.27/6.96        ( ~( ssPv6_23r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.96             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 44.27/6.96             X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 @ skc27 ) ) ))).
% 44.27/6.96  thf(zf_stmt_30, negated_conjecture,
% 44.27/6.96    (( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 44.27/6.96     ( ~( ssNder1_2r1r1 @ U @ V ) ) | ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 44.27/6.96     ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 44.27/6.96     ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 44.27/6.96     ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 44.27/6.96     ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 44.27/6.96     ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 44.27/6.96     ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 44.27/6.96     ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.96          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 44.27/6.96     ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.96          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 44.27/6.96     ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.96          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 44.27/6.96     ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.96          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 44.27/6.96     ( ~( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.96          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) | 
% 44.27/6.96     ( ~( ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.96          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) ) | 
% 44.27/6.96     ( ~( ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.96          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 44.27/6.96          X10 ) ) | 
% 44.27/6.96     ( ~( ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.96          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 44.27/6.96          X10 @ X11 ) ) | 
% 44.27/6.96     ( ~( ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.96          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 44.27/6.96          X10 @ X11 @ X12 ) ) | 
% 44.27/6.96     ( ~( ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.96          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 44.27/6.96          X10 @ X11 @ X12 @ X13 ) ) | 
% 44.27/6.96     ( ~( ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.96          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 44.27/6.96          X10 @ X11 @ X12 @ X13 @ X14 ) ) | 
% 44.27/6.96     ( ~( ssNder1_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.96          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 44.27/6.96          X10 @ X11 @ X12 @ X13 @ X14 @ X15 ) ) | 
% 44.27/6.96     ( ~( ssPv6_23r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.96          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 44.27/6.96          X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 @ skc27 ) )),
% 44.27/6.96    inference('cnf.neg', [status(esa)], [clause553])).
% 44.27/6.96  thf(zip_derived_cl375, plain,
% 44.27/6.96      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.96         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/6.96         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i, 
% 44.27/6.96         X21 : $i]:
% 44.27/6.96         (~ (ssNder1_0)
% 44.27/6.96          | ~ (ssNder1_1r1 @ X0)
% 44.27/6.96          | ~ (ssNder1_2r1r1 @ X0 @ X1)
% 44.27/6.96          | ~ (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)
% 44.27/6.96          | ~ (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)
% 44.27/6.96          | ~ (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)
% 44.27/6.96          | ~ (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)
% 44.27/6.96          | ~ (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)
% 44.27/6.96          | ~ (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 44.27/6.96               X7)
% 44.27/6.96          | ~ (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 44.27/6.96               X6 @ X7 @ X8)
% 44.27/6.96          | ~ (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 44.27/6.96               X6 @ X7 @ X8 @ X9)
% 44.27/6.96          | ~ (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/6.96               X5 @ X6 @ X7 @ X8 @ X9 @ X10)
% 44.27/6.96          | ~ (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/6.96               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11)
% 44.27/6.96          | ~ (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/6.96               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)
% 44.27/6.96          | ~ (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 44.27/6.96               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)
% 44.27/6.96          | ~ (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 44.27/6.96               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)
% 44.27/6.96          | ~ (ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 44.27/6.96               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 44.27/6.96               X14 @ X15)
% 44.27/6.96          | ~ (ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 44.27/6.96               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 44.27/6.96               X14 @ X15 @ X16)
% 44.27/6.96          | ~ (ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 44.27/6.96               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 44.27/6.96               X14 @ X15 @ X16 @ X17)
% 44.27/6.96          | ~ (ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 44.27/6.96               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 44.27/6.96               X14 @ X15 @ X16 @ X17 @ X18)
% 44.27/6.96          | ~ (ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 44.27/6.96               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 44.27/6.96               X14 @ X15 @ X16 @ X17 @ X18 @ X19)
% 44.27/6.96          | ~ (ssNder1_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 44.27/6.96               X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 44.27/6.96               X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20)
% 44.27/6.96          | ~ (ssPv6_23r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 44.27/6.96               X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 44.27/6.96               X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21 @ skc27))),
% 44.27/6.96      inference('cnf', [status(esa)], [zf_stmt_30])).
% 44.27/6.96  thf(zip_derived_cl927, plain, ( (ssNder1_0)),
% 44.27/6.96      inference('cnf', [status(esa)], [zf_stmt_1])).
% 44.27/6.96  thf(zip_derived_cl933, plain, (![X0 : $i]:  (ssNder1_1r1 @ X0)),
% 44.27/6.96      inference('demod', [status(thm)], [zip_derived_cl926, zip_derived_cl927])).
% 44.27/6.96  thf(zip_derived_cl934, plain,
% 44.27/6.96      (![X0 : $i, X1 : $i]:  (ssNder1_2r1r1 @ X0 @ X1)),
% 44.27/6.96      inference('demod', [status(thm)],
% 44.27/6.96                [zip_derived_cl925, zip_derived_cl927, zip_derived_cl933])).
% 44.27/6.96  thf(zip_derived_cl939, plain,
% 44.27/6.96      (![X0 : $i, X1 : $i, X2 : $i]:  (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)),
% 44.27/6.96      inference('demod', [status(thm)],
% 44.27/6.96                [zip_derived_cl919, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.96                 zip_derived_cl934])).
% 44.27/6.96  thf(zip_derived_cl958, plain,
% 44.27/6.96      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 44.27/6.96          (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)),
% 44.27/6.96      inference('demod', [status(thm)],
% 44.27/6.96                [zip_derived_cl912, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.96                 zip_derived_cl934, zip_derived_cl939])).
% 44.27/6.96  thf(zip_derived_cl973, plain,
% 44.27/6.96      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 44.27/6.96          (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)),
% 44.27/6.96      inference('demod', [status(thm)],
% 44.27/6.96                [zip_derived_cl901, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.96                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958])).
% 44.27/6.96  thf(zip_derived_cl997, plain,
% 44.27/6.96      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 44.27/6.96          (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)),
% 44.27/6.96      inference('demod', [status(thm)],
% 44.27/6.96                [zip_derived_cl886, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.96                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.96                 zip_derived_cl973])).
% 44.27/6.96  thf(zip_derived_cl1026, plain,
% 44.27/6.96      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i]:
% 44.27/6.96          (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)),
% 44.27/6.96      inference('demod', [status(thm)],
% 44.27/6.96                [zip_derived_cl870, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.96                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.96                 zip_derived_cl973, zip_derived_cl997])).
% 44.27/6.96  thf(zip_derived_cl1059, plain,
% 44.27/6.96      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, X7 : $i]:
% 44.27/6.96          (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7)),
% 44.27/6.96      inference('demod', [status(thm)],
% 44.27/6.96                [zip_derived_cl850, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.96                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.96                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026])).
% 44.27/6.96  thf(zip_derived_cl1093, plain,
% 44.27/6.96      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.96         X7 : $i, X8 : $i]:
% 44.27/6.96          (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 44.27/6.96           X7 @ X8)),
% 44.27/6.96      inference('demod', [status(thm)],
% 44.27/6.96                [zip_derived_cl831, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.96                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.96                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.96                 zip_derived_cl1059])).
% 44.27/6.96  thf(zip_derived_cl1139, plain,
% 44.27/6.96      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.96         X7 : $i, X8 : $i, X9 : $i]:
% 44.27/6.96          (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 44.27/6.96           X7 @ X8 @ X9)),
% 44.27/6.96      inference('demod', [status(thm)],
% 44.27/6.96                [zip_derived_cl807, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.96                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.96                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.96                 zip_derived_cl1059, zip_derived_cl1093])).
% 44.27/6.96  thf(zip_derived_cl1191, plain,
% 44.27/6.96      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.96         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/6.96         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i, 
% 44.27/6.96         X21 : $i]:
% 44.27/6.96         (~ (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 44.27/6.96             X6 @ X7 @ X8 @ X9 @ X10)
% 44.27/6.96          | ~ (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/6.96               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11)
% 44.27/6.96          | ~ (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/6.96               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)
% 44.27/6.96          | ~ (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 44.27/6.96               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)
% 44.27/6.96          | ~ (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 44.27/6.96               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)
% 44.27/6.96          | ~ (ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 44.27/6.96               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 44.27/6.96               X14 @ X15)
% 44.27/6.96          | ~ (ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 44.27/6.96               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 44.27/6.96               X14 @ X15 @ X16)
% 44.27/6.96          | ~ (ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 44.27/6.96               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 44.27/6.96               X14 @ X15 @ X16 @ X17)
% 44.27/6.96          | ~ (ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 44.27/6.96               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 44.27/6.96               X14 @ X15 @ X16 @ X17 @ X18)
% 44.27/6.96          | ~ (ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 44.27/6.96               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 44.27/6.96               X14 @ X15 @ X16 @ X17 @ X18 @ X19)
% 44.27/6.96          | ~ (ssNder1_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 44.27/6.96               X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 44.27/6.96               X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20)
% 44.27/6.96          | ~ (ssPv6_23r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 44.27/6.96               X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 44.27/6.96               X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21 @ skc27))),
% 44.27/6.96      inference('demod', [status(thm)],
% 44.27/6.96                [zip_derived_cl375, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.96                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.96                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.96                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139])).
% 44.27/6.96  thf(zip_derived_cl1196, plain,
% 44.27/6.96      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.96         X7 : $i, X8 : $i, X9 : $i, X10 : $i]:
% 44.27/6.96          (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 44.27/6.96           X6 @ X7 @ X8 @ X9 @ X10)),
% 44.27/6.96      inference('demod', [status(thm)],
% 44.27/6.96                [zip_derived_cl782, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.96                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.96                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.96                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139])).
% 44.27/6.96  thf(zip_derived_cl1209, plain,
% 44.27/6.96      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.96         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/6.96         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i, 
% 44.27/6.96         X21 : $i]:
% 44.27/6.96         (~ (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/6.96             X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11)
% 44.27/6.96          | ~ (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/6.96               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)
% 44.27/6.96          | ~ (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 44.27/6.96               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)
% 44.27/6.96          | ~ (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 44.27/6.96               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)
% 44.27/6.96          | ~ (ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 44.27/6.96               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 44.27/6.96               X14 @ X15)
% 44.27/6.96          | ~ (ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 44.27/6.96               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 44.27/6.96               X14 @ X15 @ X16)
% 44.27/6.96          | ~ (ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 44.27/6.96               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 44.27/6.96               X14 @ X15 @ X16 @ X17)
% 44.27/6.96          | ~ (ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 44.27/6.96               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 44.27/6.96               X14 @ X15 @ X16 @ X17 @ X18)
% 44.27/6.96          | ~ (ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 44.27/6.96               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 44.27/6.96               X14 @ X15 @ X16 @ X17 @ X18 @ X19)
% 44.27/6.96          | ~ (ssNder1_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 44.27/6.96               X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 44.27/6.96               X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20)
% 44.27/6.96          | ~ (ssPv6_23r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 44.27/6.96               X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 44.27/6.96               X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21 @ skc27))),
% 44.27/6.96      inference('demod', [status(thm)],
% 44.27/6.96                [zip_derived_cl1191, zip_derived_cl1196])).
% 44.27/6.96  thf(zip_derived_cl1246, plain,
% 44.27/6.96      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.96         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i]:
% 44.27/6.96          (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 44.27/6.96           X6 @ X7 @ X8 @ X9 @ X10 @ X11)),
% 44.27/6.96      inference('demod', [status(thm)],
% 44.27/6.96                [zip_derived_cl755, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.96                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.96                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.96                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/6.96                 zip_derived_cl1196])).
% 44.27/6.96  thf(zip_derived_cl1285, plain,
% 44.27/6.96      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.96         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/6.96         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i, 
% 44.27/6.96         X21 : $i]:
% 44.27/6.96         (~ (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/6.96             X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)
% 44.27/6.96          | ~ (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 44.27/6.96               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)
% 44.27/6.96          | ~ (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 44.27/6.96               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)
% 44.27/6.96          | ~ (ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 44.27/6.96               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 44.27/6.96               X14 @ X15)
% 44.27/6.96          | ~ (ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 44.27/6.96               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 44.27/6.96               X14 @ X15 @ X16)
% 44.27/6.96          | ~ (ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 44.27/6.96               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 44.27/6.96               X14 @ X15 @ X16 @ X17)
% 44.27/6.96          | ~ (ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 44.27/6.96               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 44.27/6.96               X14 @ X15 @ X16 @ X17 @ X18)
% 44.27/6.96          | ~ (ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 44.27/6.96               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 44.27/6.96               X14 @ X15 @ X16 @ X17 @ X18 @ X19)
% 44.27/6.96          | ~ (ssNder1_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 44.27/6.96               X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 44.27/6.96               X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20)
% 44.27/6.96          | ~ (ssPv6_23r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 44.27/6.96               X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 44.27/6.96               X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21 @ skc27))),
% 44.27/6.96      inference('demod', [status(thm)],
% 44.27/6.96                [zip_derived_cl1209, zip_derived_cl1246])).
% 44.27/6.96  thf(zip_derived_cl1296, plain,
% 44.27/6.96      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.96         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i]:
% 44.27/6.96          (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/6.96           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)),
% 44.27/6.96      inference('demod', [status(thm)],
% 44.27/6.96                [zip_derived_cl728, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.96                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.96                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.96                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/6.96                 zip_derived_cl1196, zip_derived_cl1246])).
% 44.27/6.96  thf(zip_derived_cl1306, plain,
% 44.27/6.96      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.96         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/6.96         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i, 
% 44.27/6.96         X21 : $i]:
% 44.27/6.96         (~ (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/6.96             X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)
% 44.27/6.96          | ~ (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 44.27/6.96               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)
% 44.27/6.96          | ~ (ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 44.27/6.96               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 44.27/6.96               X14 @ X15)
% 44.27/6.96          | ~ (ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 44.27/6.96               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 44.27/6.96               X14 @ X15 @ X16)
% 44.27/6.96          | ~ (ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 44.27/6.96               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 44.27/6.96               X14 @ X15 @ X16 @ X17)
% 44.27/6.96          | ~ (ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 44.27/6.96               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 44.27/6.96               X14 @ X15 @ X16 @ X17 @ X18)
% 44.27/6.96          | ~ (ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 44.27/6.96               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 44.27/6.96               X14 @ X15 @ X16 @ X17 @ X18 @ X19)
% 44.27/6.96          | ~ (ssNder1_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 44.27/6.96               X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 44.27/6.96               X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20)
% 44.27/6.96          | ~ (ssPv6_23r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 44.27/6.96               X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 44.27/6.96               X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21 @ skc27))),
% 44.27/6.96      inference('demod', [status(thm)],
% 44.27/6.96                [zip_derived_cl1285, zip_derived_cl1296])).
% 44.27/6.96  thf(zip_derived_cl1354, plain,
% 44.27/6.96      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.96         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i]:
% 44.27/6.96          (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/6.96           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)),
% 44.27/6.96      inference('demod', [status(thm)],
% 44.27/6.96                [zip_derived_cl695, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.96                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.96                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.96                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/6.96                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296])).
% 44.27/6.96  thf(zip_derived_cl1362, plain,
% 44.27/6.96      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.96         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/6.96         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i, 
% 44.27/6.96         X21 : $i]:
% 44.27/6.96         (~ (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 44.27/6.96             X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)
% 44.27/6.96          | ~ (ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 44.27/6.96               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 44.27/6.96               X14 @ X15)
% 44.27/6.96          | ~ (ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 44.27/6.96               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 44.27/6.96               X14 @ X15 @ X16)
% 44.27/6.96          | ~ (ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 44.27/6.96               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 44.27/6.96               X14 @ X15 @ X16 @ X17)
% 44.27/6.96          | ~ (ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 44.27/6.96               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 44.27/6.96               X14 @ X15 @ X16 @ X17 @ X18)
% 44.27/6.96          | ~ (ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 44.27/6.96               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 44.27/6.96               X14 @ X15 @ X16 @ X17 @ X18 @ X19)
% 44.27/6.96          | ~ (ssNder1_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 44.27/6.96               X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 44.27/6.96               X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20)
% 44.27/6.96          | ~ (ssPv6_23r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 44.27/6.96               X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 44.27/6.96               X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21 @ skc27))),
% 44.27/6.96      inference('demod', [status(thm)],
% 44.27/6.96                [zip_derived_cl1306, zip_derived_cl1354])).
% 44.27/6.96  thf(zip_derived_cl1416, plain,
% 44.27/6.96      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.96         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/6.96         X14 : $i]:
% 44.27/6.96          (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/6.96           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)),
% 44.27/6.96      inference('demod', [status(thm)],
% 44.27/6.96                [zip_derived_cl661, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.96                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.96                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.96                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/6.96                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296, 
% 44.27/6.96                 zip_derived_cl1354])).
% 44.27/6.96  thf(zip_derived_cl1422, plain,
% 44.27/6.96      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.96         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/6.96         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i, 
% 44.27/6.96         X21 : $i]:
% 44.27/6.96         (~ (ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 44.27/6.96             X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15)
% 44.27/6.96          | ~ (ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 44.27/6.96               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 44.27/6.96               X14 @ X15 @ X16)
% 44.27/6.96          | ~ (ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 44.27/6.96               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 44.27/6.96               X14 @ X15 @ X16 @ X17)
% 44.27/6.96          | ~ (ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 44.27/6.96               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 44.27/6.96               X14 @ X15 @ X16 @ X17 @ X18)
% 44.27/6.96          | ~ (ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 44.27/6.96               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 44.27/6.96               X14 @ X15 @ X16 @ X17 @ X18 @ X19)
% 44.27/6.96          | ~ (ssNder1_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 44.27/6.96               X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 44.27/6.96               X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20)
% 44.27/6.96          | ~ (ssPv6_23r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 44.27/6.96               X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 44.27/6.96               X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21 @ skc27))),
% 44.27/6.96      inference('demod', [status(thm)],
% 44.27/6.96                [zip_derived_cl1362, zip_derived_cl1416])).
% 44.27/6.96  thf(zip_derived_cl1486, plain,
% 44.27/6.96      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.96         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/6.96         X14 : $i, X15 : $i]:
% 44.27/6.96          (ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 44.27/6.96           X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15)),
% 44.27/6.96      inference('demod', [status(thm)],
% 44.27/6.96                [zip_derived_cl623, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.96                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.96                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.96                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/6.96                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296, 
% 44.27/6.96                 zip_derived_cl1354, zip_derived_cl1416])).
% 44.27/6.96  thf(zip_derived_cl1490, plain,
% 44.27/6.96      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.96         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/6.96         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i, 
% 44.27/6.96         X21 : $i]:
% 44.27/6.96         (~ (ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 44.27/6.96             X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 44.27/6.96             X15 @ X16)
% 44.27/6.96          | ~ (ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 44.27/6.96               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 44.27/6.96               X14 @ X15 @ X16 @ X17)
% 44.27/6.96          | ~ (ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 44.27/6.96               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 44.27/6.96               X14 @ X15 @ X16 @ X17 @ X18)
% 44.27/6.96          | ~ (ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 44.27/6.96               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 44.27/6.96               X14 @ X15 @ X16 @ X17 @ X18 @ X19)
% 44.27/6.96          | ~ (ssNder1_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 44.27/6.96               X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 44.27/6.96               X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20)
% 44.27/6.96          | ~ (ssPv6_23r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 44.27/6.96               X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 44.27/6.96               X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21 @ skc27))),
% 44.27/6.96      inference('demod', [status(thm)],
% 44.27/6.96                [zip_derived_cl1422, zip_derived_cl1486])).
% 44.27/6.96  thf(zip_derived_cl1555, plain,
% 44.27/6.96      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.96         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/6.96         X14 : $i, X15 : $i, X16 : $i]:
% 44.27/6.96          (ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 44.27/6.96           X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ 
% 44.27/6.96           X16)),
% 44.27/6.96      inference('demod', [status(thm)],
% 44.27/6.96                [zip_derived_cl587, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.96                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.96                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.96                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/6.96                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296, 
% 44.27/6.96                 zip_derived_cl1354, zip_derived_cl1416, zip_derived_cl1486])).
% 44.27/6.96  thf(zip_derived_cl1559, plain,
% 44.27/6.96      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.96         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/6.96         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i, 
% 44.27/6.96         X21 : $i]:
% 44.27/6.96         (~ (ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 44.27/6.96             X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 44.27/6.96             X15 @ X16 @ X17)
% 44.27/6.96          | ~ (ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 44.27/6.96               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 44.27/6.96               X14 @ X15 @ X16 @ X17 @ X18)
% 44.27/6.96          | ~ (ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 44.27/6.96               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 44.27/6.96               X14 @ X15 @ X16 @ X17 @ X18 @ X19)
% 44.27/6.96          | ~ (ssNder1_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 44.27/6.96               X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 44.27/6.96               X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20)
% 44.27/6.96          | ~ (ssPv6_23r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 44.27/6.96               X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 44.27/6.96               X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21 @ skc27))),
% 44.27/6.96      inference('demod', [status(thm)],
% 44.27/6.96                [zip_derived_cl1490, zip_derived_cl1555])).
% 44.27/6.96  thf(zip_derived_cl1625, plain,
% 44.27/6.96      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.96         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/6.96         X14 : $i, X15 : $i, X16 : $i, X17 : $i]:
% 44.27/6.96          (ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 44.27/6.96           X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 44.27/6.96           X15 @ X16 @ X17)),
% 44.27/6.96      inference('demod', [status(thm)],
% 44.27/6.96                [zip_derived_cl548, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.96                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.96                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.96                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/6.96                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296, 
% 44.27/6.96                 zip_derived_cl1354, zip_derived_cl1416, zip_derived_cl1486, 
% 44.27/6.96                 zip_derived_cl1555])).
% 44.27/6.96  thf(zip_derived_cl1629, plain,
% 44.27/6.96      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.96         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/6.96         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i, 
% 44.27/6.96         X21 : $i]:
% 44.27/6.96         (~ (ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 44.27/6.96             X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 44.27/6.96             X15 @ X16 @ X17 @ X18)
% 44.27/6.96          | ~ (ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 44.27/6.96               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 44.27/6.96               X14 @ X15 @ X16 @ X17 @ X18 @ X19)
% 44.27/6.96          | ~ (ssNder1_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 44.27/6.96               X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 44.27/6.96               X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20)
% 44.27/6.96          | ~ (ssPv6_23r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 44.27/6.96               X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 44.27/6.96               X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21 @ skc27))),
% 44.27/6.96      inference('demod', [status(thm)],
% 44.27/6.96                [zip_derived_cl1559, zip_derived_cl1625])).
% 44.27/6.96  thf(zip_derived_cl1687, plain,
% 44.27/6.96      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.96         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/6.96         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i]:
% 44.27/6.96          (ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 44.27/6.96           X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 44.27/6.96           X15 @ X16 @ X17 @ X18)),
% 44.27/6.96      inference('demod', [status(thm)],
% 44.27/6.96                [zip_derived_cl509, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.96                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.96                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.96                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/6.96                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296, 
% 44.27/6.96                 zip_derived_cl1354, zip_derived_cl1416, zip_derived_cl1486, 
% 44.27/6.96                 zip_derived_cl1555, zip_derived_cl1625])).
% 44.27/6.96  thf(zip_derived_cl1690, plain,
% 44.27/6.96      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.96         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/6.96         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i, 
% 44.27/6.96         X21 : $i]:
% 44.27/6.96         (~ (ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 44.27/6.96             X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 44.27/6.96             X14 @ X15 @ X16 @ X17 @ X18 @ X19)
% 44.27/6.96          | ~ (ssNder1_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 44.27/6.96               X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 44.27/6.96               X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20)
% 44.27/6.96          | ~ (ssPv6_23r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 44.27/6.96               X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 44.27/6.96               X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21 @ skc27))),
% 44.27/6.96      inference('demod', [status(thm)],
% 44.27/6.96                [zip_derived_cl1629, zip_derived_cl1687])).
% 44.27/6.96  thf(zip_derived_cl1752, plain,
% 44.27/6.96      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.96         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/6.96         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i]:
% 44.27/6.96          (ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 44.27/6.96           X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 44.27/6.96           X15 @ X16 @ X17 @ X18 @ X19)),
% 44.27/6.96      inference('demod', [status(thm)],
% 44.27/6.96                [zip_derived_cl471, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.96                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.96                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.96                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/6.96                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296, 
% 44.27/6.96                 zip_derived_cl1354, zip_derived_cl1416, zip_derived_cl1486, 
% 44.27/6.96                 zip_derived_cl1555, zip_derived_cl1625, zip_derived_cl1687])).
% 44.27/6.96  thf(zip_derived_cl1754, plain,
% 44.27/6.96      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.96         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/6.96         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i, 
% 44.27/6.96         X21 : $i]:
% 44.27/6.96         (~ (ssNder1_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 44.27/6.96             X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 44.27/6.96             X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20)
% 44.27/6.96          | ~ (ssPv6_23r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 44.27/6.96               X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 44.27/6.96               X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21 @ skc27))),
% 44.27/6.96      inference('demod', [status(thm)],
% 44.27/6.96                [zip_derived_cl1690, zip_derived_cl1752])).
% 44.27/6.96  thf(zip_derived_cl1820, plain,
% 44.27/6.96      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.96         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/6.96         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i]:
% 44.27/6.96          (ssNder1_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 44.27/6.96           X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 44.27/6.96           X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20)),
% 44.27/6.96      inference('demod', [status(thm)],
% 44.27/6.96                [zip_derived_cl428, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.96                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.96                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.96                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/6.96                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296, 
% 44.27/6.96                 zip_derived_cl1354, zip_derived_cl1416, zip_derived_cl1486, 
% 44.27/6.96                 zip_derived_cl1555, zip_derived_cl1625, zip_derived_cl1687, 
% 44.27/6.96                 zip_derived_cl1752])).
% 44.27/6.96  thf(zip_derived_cl1821, plain,
% 44.27/6.96      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.96         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/6.96         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i, 
% 44.27/6.96         X21 : $i]:
% 44.27/6.96         ~ (ssPv6_23r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 44.27/6.96            X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 44.27/6.96            X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21 @ skc27)),
% 44.27/6.96      inference('demod', [status(thm)],
% 44.27/6.96                [zip_derived_cl1754, zip_derived_cl1820])).
% 44.27/6.96  thf(zip_derived_cl2281, plain,
% 44.27/6.96      (![X4 : $i, X5 : $i, X6 : $i, X7 : $i, X8 : $i, X9 : $i, X10 : $i, 
% 44.27/6.96         X11 : $i, X12 : $i, X13 : $i, X14 : $i, X15 : $i, X16 : $i, X17 : $i, 
% 44.27/6.96         X18 : $i, X19 : $i, X20 : $i, X21 : $i]:
% 44.27/6.96         ( (ssPv20_9r1r1r1r1r1r1r1r1r1 @ X21 @ X20 @ X19 @ X18 @ X17 @ X16 @ 
% 44.27/6.96            X15 @ X14 @ X13)
% 44.27/6.96          | ~ (ssPv15_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X21 @ X20 @ X19 @ X18 @ 
% 44.27/6.96               X17 @ X16 @ X15 @ X14 @ X13 @ X12 @ X11 @ X10 @ X9 @ X8)
% 44.27/6.96          |  (ssPv11_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X21 @ X20 @ 
% 44.27/6.96              X19 @ X18 @ X17 @ X16 @ X15 @ X14 @ X13 @ X12 @ X11 @ X10 @ X9 @ 
% 44.27/6.96              X8 @ X7 @ X6 @ X5 @ X4))),
% 44.27/6.96      inference('sup-', [status(thm)], [zip_derived_cl2280, zip_derived_cl1821])).
% 44.27/6.96  thf(clause561, conjecture,
% 44.27/6.96    (~( ( ssPv25_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.96          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 44.27/6.96          X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 ) | 
% 44.27/6.96        ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 44.27/6.96        ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 44.27/6.96        ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 44.27/6.96        ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 44.27/6.96        ( ~( ssPv25_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 44.27/6.96        ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 44.27/6.96        ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 44.27/6.96        ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 44.27/6.96        ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 44.27/6.96        ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 44.27/6.96        ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.96             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 44.27/6.96        ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.96             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 44.27/6.96        ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.96             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 44.27/6.96        ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.96             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 44.27/6.96        ( ~( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.96             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) | 
% 44.27/6.96        ( ~( ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.96             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) ) | 
% 44.27/6.96        ( ~( ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.96             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 44.27/6.96             X9 @ X10 ) ) | 
% 44.27/6.96        ( ~( ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.96             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 44.27/6.96             X9 @ X10 @ X11 ) ) | 
% 44.27/6.96        ( ~( ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.96             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 44.27/6.96             X9 @ X10 @ X11 @ X12 ) ) | 
% 44.27/6.96        ( ~( ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.96             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 44.27/6.96             X9 @ X10 @ X11 @ X12 @ X13 ) ) | 
% 44.27/6.96        ( ~( ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.96             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 44.27/6.96             X9 @ X10 @ X11 @ X12 @ X13 @ X14 ) ) | 
% 44.27/6.96        ( ~( ssNder1_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.96             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 44.27/6.96             X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 ) ) ))).
% 44.27/6.96  thf(zf_stmt_31, negated_conjecture,
% 44.27/6.96    (( ssPv25_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.96       U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 44.27/6.96       X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 ) | 
% 44.27/6.96     ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 44.27/6.96     ( ~( ssNder1_2r1r1 @ U @ V ) ) | ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 44.27/6.96     ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 44.27/6.96     ( ~( ssPv25_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 44.27/6.96     ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 44.27/6.96     ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 44.27/6.96     ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 44.27/6.96     ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 44.27/6.96     ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 44.27/6.96     ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.96          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 44.27/6.96     ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.96          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 44.27/6.96     ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.96          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 44.27/6.96     ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.96          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 44.27/6.96     ( ~( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.96          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) | 
% 44.27/6.96     ( ~( ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.96          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) ) | 
% 44.27/6.96     ( ~( ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.96          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 44.27/6.96          X10 ) ) | 
% 44.27/6.96     ( ~( ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.96          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 44.27/6.96          X10 @ X11 ) ) | 
% 44.27/6.96     ( ~( ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.96          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 44.27/6.96          X10 @ X11 @ X12 ) ) | 
% 44.27/6.96     ( ~( ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.96          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 44.27/6.96          X10 @ X11 @ X12 @ X13 ) ) | 
% 44.27/6.96     ( ~( ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.96          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 44.27/6.96          X10 @ X11 @ X12 @ X13 @ X14 ) ) | 
% 44.27/6.96     ( ~( ssNder1_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.96          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 44.27/6.96          X10 @ X11 @ X12 @ X13 @ X14 @ X15 ) )),
% 44.27/6.96    inference('cnf.neg', [status(esa)], [clause561])).
% 44.27/6.96  thf(zip_derived_cl367, plain,
% 44.27/6.96      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.96         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/6.96         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i, 
% 44.27/6.96         X21 : $i]:
% 44.27/6.96         ( (ssPv25_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 44.27/6.96            X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 44.27/6.96            X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21)
% 44.27/6.96          | ~ (ssNder1_0)
% 44.27/6.96          | ~ (ssNder1_1r1 @ X0)
% 44.27/6.96          | ~ (ssNder1_2r1r1 @ X0 @ X1)
% 44.27/6.96          | ~ (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)
% 44.27/6.96          | ~ (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)
% 44.27/6.96          | ~ (ssPv25_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)
% 44.27/6.96          | ~ (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)
% 44.27/6.96          | ~ (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)
% 44.27/6.96          | ~ (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)
% 44.27/6.96          | ~ (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 44.27/6.96               X7)
% 44.27/6.96          | ~ (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 44.27/6.96               X6 @ X7 @ X8)
% 44.27/6.96          | ~ (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 44.27/6.96               X6 @ X7 @ X8 @ X9)
% 44.27/6.96          | ~ (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/6.96               X5 @ X6 @ X7 @ X8 @ X9 @ X10)
% 44.27/6.96          | ~ (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/6.96               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11)
% 44.27/6.96          | ~ (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/6.96               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)
% 44.27/6.96          | ~ (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 44.27/6.96               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)
% 44.27/6.96          | ~ (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 44.27/6.96               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)
% 44.27/6.96          | ~ (ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 44.27/6.96               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 44.27/6.96               X14 @ X15)
% 44.27/6.96          | ~ (ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 44.27/6.96               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 44.27/6.96               X14 @ X15 @ X16)
% 44.27/6.96          | ~ (ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 44.27/6.96               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 44.27/6.96               X14 @ X15 @ X16 @ X17)
% 44.27/6.96          | ~ (ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 44.27/6.96               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 44.27/6.96               X14 @ X15 @ X16 @ X17 @ X18)
% 44.27/6.96          | ~ (ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 44.27/6.96               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 44.27/6.96               X14 @ X15 @ X16 @ X17 @ X18 @ X19)
% 44.27/6.96          | ~ (ssNder1_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 44.27/6.96               X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 44.27/6.96               X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20))),
% 44.27/6.96      inference('cnf', [status(esa)], [zf_stmt_31])).
% 44.27/6.96  thf(zip_derived_cl927, plain, ( (ssNder1_0)),
% 44.27/6.96      inference('cnf', [status(esa)], [zf_stmt_1])).
% 44.27/6.96  thf(zip_derived_cl933, plain, (![X0 : $i]:  (ssNder1_1r1 @ X0)),
% 44.27/6.96      inference('demod', [status(thm)], [zip_derived_cl926, zip_derived_cl927])).
% 44.27/6.96  thf(zip_derived_cl934, plain,
% 44.27/6.96      (![X0 : $i, X1 : $i]:  (ssNder1_2r1r1 @ X0 @ X1)),
% 44.27/6.96      inference('demod', [status(thm)],
% 44.27/6.96                [zip_derived_cl925, zip_derived_cl927, zip_derived_cl933])).
% 44.27/6.96  thf(zip_derived_cl939, plain,
% 44.27/6.96      (![X0 : $i, X1 : $i, X2 : $i]:  (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)),
% 44.27/6.96      inference('demod', [status(thm)],
% 44.27/6.96                [zip_derived_cl919, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.96                 zip_derived_cl934])).
% 44.27/6.96  thf(zip_derived_cl958, plain,
% 44.27/6.96      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 44.27/6.96          (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)),
% 44.27/6.96      inference('demod', [status(thm)],
% 44.27/6.96                [zip_derived_cl912, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.96                 zip_derived_cl934, zip_derived_cl939])).
% 44.27/6.96  thf(zip_derived_cl973, plain,
% 44.27/6.96      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 44.27/6.96          (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)),
% 44.27/6.96      inference('demod', [status(thm)],
% 44.27/6.96                [zip_derived_cl901, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.96                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958])).
% 44.27/6.96  thf(zip_derived_cl997, plain,
% 44.27/6.96      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 44.27/6.96          (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)),
% 44.27/6.96      inference('demod', [status(thm)],
% 44.27/6.96                [zip_derived_cl886, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.96                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.96                 zip_derived_cl973])).
% 44.27/6.96  thf(zip_derived_cl1026, plain,
% 44.27/6.96      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i]:
% 44.27/6.96          (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)),
% 44.27/6.96      inference('demod', [status(thm)],
% 44.27/6.96                [zip_derived_cl870, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.96                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.96                 zip_derived_cl973, zip_derived_cl997])).
% 44.27/6.96  thf(zip_derived_cl1059, plain,
% 44.27/6.96      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, X7 : $i]:
% 44.27/6.96          (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7)),
% 44.27/6.96      inference('demod', [status(thm)],
% 44.27/6.96                [zip_derived_cl850, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.96                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.96                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026])).
% 44.27/6.96  thf(zip_derived_cl1093, plain,
% 44.27/6.96      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.96         X7 : $i, X8 : $i]:
% 44.27/6.96          (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 44.27/6.96           X7 @ X8)),
% 44.27/6.96      inference('demod', [status(thm)],
% 44.27/6.96                [zip_derived_cl831, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.96                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.96                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.96                 zip_derived_cl1059])).
% 44.27/6.96  thf(zip_derived_cl1139, plain,
% 44.27/6.96      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.96         X7 : $i, X8 : $i, X9 : $i]:
% 44.27/6.96          (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 44.27/6.96           X7 @ X8 @ X9)),
% 44.27/6.96      inference('demod', [status(thm)],
% 44.27/6.96                [zip_derived_cl807, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.96                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.96                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.96                 zip_derived_cl1059, zip_derived_cl1093])).
% 44.27/6.96  thf(zip_derived_cl1196, plain,
% 44.27/6.96      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.96         X7 : $i, X8 : $i, X9 : $i, X10 : $i]:
% 44.27/6.96          (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 44.27/6.96           X6 @ X7 @ X8 @ X9 @ X10)),
% 44.27/6.96      inference('demod', [status(thm)],
% 44.27/6.96                [zip_derived_cl782, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.96                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.96                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.96                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139])).
% 44.27/6.96  thf(zip_derived_cl1246, plain,
% 44.27/6.96      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.96         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i]:
% 44.27/6.96          (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 44.27/6.96           X6 @ X7 @ X8 @ X9 @ X10 @ X11)),
% 44.27/6.96      inference('demod', [status(thm)],
% 44.27/6.96                [zip_derived_cl755, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.96                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.96                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.96                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/6.96                 zip_derived_cl1196])).
% 44.27/6.96  thf(zip_derived_cl1296, plain,
% 44.27/6.96      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.96         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i]:
% 44.27/6.96          (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/6.96           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)),
% 44.27/6.96      inference('demod', [status(thm)],
% 44.27/6.96                [zip_derived_cl728, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.96                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.96                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.96                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/6.96                 zip_derived_cl1196, zip_derived_cl1246])).
% 44.27/6.96  thf(zip_derived_cl1354, plain,
% 44.27/6.96      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.96         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i]:
% 44.27/6.96          (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/6.96           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)),
% 44.27/6.96      inference('demod', [status(thm)],
% 44.27/6.96                [zip_derived_cl695, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.96                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.96                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.96                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/6.96                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296])).
% 44.27/6.96  thf(zip_derived_cl1416, plain,
% 44.27/6.96      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.96         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/6.96         X14 : $i]:
% 44.27/6.96          (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/6.96           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)),
% 44.27/6.96      inference('demod', [status(thm)],
% 44.27/6.96                [zip_derived_cl661, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.96                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.96                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.96                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/6.96                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296, 
% 44.27/6.96                 zip_derived_cl1354])).
% 44.27/6.96  thf(zip_derived_cl1486, plain,
% 44.27/6.96      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.96         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/6.96         X14 : $i, X15 : $i]:
% 44.27/6.96          (ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 44.27/6.96           X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15)),
% 44.27/6.96      inference('demod', [status(thm)],
% 44.27/6.96                [zip_derived_cl623, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.96                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.96                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.96                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/6.96                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296, 
% 44.27/6.96                 zip_derived_cl1354, zip_derived_cl1416])).
% 44.27/6.96  thf(zip_derived_cl1555, plain,
% 44.27/6.96      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.96         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/6.96         X14 : $i, X15 : $i, X16 : $i]:
% 44.27/6.96          (ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 44.27/6.96           X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ 
% 44.27/6.96           X16)),
% 44.27/6.96      inference('demod', [status(thm)],
% 44.27/6.96                [zip_derived_cl587, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.96                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.96                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.96                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/6.96                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296, 
% 44.27/6.96                 zip_derived_cl1354, zip_derived_cl1416, zip_derived_cl1486])).
% 44.27/6.96  thf(zip_derived_cl1625, plain,
% 44.27/6.96      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.96         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/6.96         X14 : $i, X15 : $i, X16 : $i, X17 : $i]:
% 44.27/6.96          (ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 44.27/6.96           X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 44.27/6.96           X15 @ X16 @ X17)),
% 44.27/6.96      inference('demod', [status(thm)],
% 44.27/6.96                [zip_derived_cl548, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.96                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.96                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.96                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/6.96                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296, 
% 44.27/6.96                 zip_derived_cl1354, zip_derived_cl1416, zip_derived_cl1486, 
% 44.27/6.96                 zip_derived_cl1555])).
% 44.27/6.96  thf(zip_derived_cl1687, plain,
% 44.27/6.96      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.96         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/6.96         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i]:
% 44.27/6.96          (ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 44.27/6.96           X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 44.27/6.96           X15 @ X16 @ X17 @ X18)),
% 44.27/6.96      inference('demod', [status(thm)],
% 44.27/6.96                [zip_derived_cl509, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.96                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.96                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.96                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/6.96                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296, 
% 44.27/6.96                 zip_derived_cl1354, zip_derived_cl1416, zip_derived_cl1486, 
% 44.27/6.96                 zip_derived_cl1555, zip_derived_cl1625])).
% 44.27/6.96  thf(zip_derived_cl1752, plain,
% 44.27/6.96      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.96         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/6.96         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i]:
% 44.27/6.96          (ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 44.27/6.96           X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 44.27/6.96           X15 @ X16 @ X17 @ X18 @ X19)),
% 44.27/6.96      inference('demod', [status(thm)],
% 44.27/6.96                [zip_derived_cl471, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.96                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.96                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.96                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/6.96                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296, 
% 44.27/6.96                 zip_derived_cl1354, zip_derived_cl1416, zip_derived_cl1486, 
% 44.27/6.96                 zip_derived_cl1555, zip_derived_cl1625, zip_derived_cl1687])).
% 44.27/6.96  thf(zip_derived_cl1820, plain,
% 44.27/6.96      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.96         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/6.96         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i]:
% 44.27/6.96          (ssNder1_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 44.27/6.96           X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 44.27/6.96           X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20)),
% 44.27/6.96      inference('demod', [status(thm)],
% 44.27/6.96                [zip_derived_cl428, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.96                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.96                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.96                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/6.96                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296, 
% 44.27/6.96                 zip_derived_cl1354, zip_derived_cl1416, zip_derived_cl1486, 
% 44.27/6.96                 zip_derived_cl1555, zip_derived_cl1625, zip_derived_cl1687, 
% 44.27/6.96                 zip_derived_cl1752])).
% 44.27/6.96  thf(zip_derived_cl1939, plain,
% 44.27/6.96      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.96         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/6.96         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i, 
% 44.27/6.96         X21 : $i]:
% 44.27/6.96         ( (ssPv25_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 44.27/6.96            X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 44.27/6.96            X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21)
% 44.27/6.96          | ~ (ssPv25_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3))),
% 44.27/6.96      inference('demod', [status(thm)],
% 44.27/6.96                [zip_derived_cl367, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.96                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.96                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.96                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/6.96                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296, 
% 44.27/6.96                 zip_derived_cl1354, zip_derived_cl1416, zip_derived_cl1486, 
% 44.27/6.96                 zip_derived_cl1555, zip_derived_cl1625, zip_derived_cl1687, 
% 44.27/6.96                 zip_derived_cl1752, zip_derived_cl1820])).
% 44.27/6.96  thf(clause687, conjecture,
% 44.27/6.96    (~( ( ssPv23_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.96          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 44.27/6.96          X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 ) | 
% 44.27/6.96        ( ssPv9_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.96          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 44.27/6.96          X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 ) | 
% 44.27/6.96        ( ssPv7_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.96          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 44.27/6.96          X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 ) | 
% 44.27/6.96        ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 44.27/6.96        ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 44.27/6.96        ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 44.27/6.96        ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 44.27/6.96        ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 44.27/6.96        ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 44.27/6.96        ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 44.27/6.96        ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 44.27/6.96        ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 44.27/6.96        ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.96             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 44.27/6.96        ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.96             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 44.27/6.96        ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.96             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 44.27/6.96        ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.96             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 44.27/6.96        ( ~( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.96             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) | 
% 44.27/6.96        ( ~( ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.96             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) ) | 
% 44.27/6.96        ( ~( ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.96             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 44.27/6.96             X9 @ X10 ) ) | 
% 44.27/6.96        ( ~( ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.96             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 44.27/6.96             X9 @ X10 @ X11 ) ) | 
% 44.27/6.96        ( ~( ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.96             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 44.27/6.96             X9 @ X10 @ X11 @ X12 ) ) | 
% 44.27/6.96        ( ~( ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.96             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 44.27/6.96             X9 @ X10 @ X11 @ X12 @ X13 ) ) | 
% 44.27/6.96        ( ~( ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.96             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 44.27/6.96             X9 @ X10 @ X11 @ X12 @ X13 @ X14 ) ) | 
% 44.27/6.96        ( ~( ssNder1_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.96             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 44.27/6.96             X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 ) ) | 
% 44.27/6.96        ( ~( ssPv25_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.96             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 44.27/6.96             X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 ) ) ))).
% 44.27/6.96  thf(zf_stmt_32, negated_conjecture,
% 44.27/6.96    (( ssPv23_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.96       U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 44.27/6.96       X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 ) | 
% 44.27/6.96     ( ssPv9_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.96       U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 44.27/6.96       X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 ) | 
% 44.27/6.96     ( ssPv7_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.96       U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 44.27/6.96       X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 ) | 
% 44.27/6.96     ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 44.27/6.96     ( ~( ssNder1_2r1r1 @ U @ V ) ) | ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 44.27/6.96     ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 44.27/6.96     ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 44.27/6.96     ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 44.27/6.96     ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 44.27/6.96     ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 44.27/6.96     ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 44.27/6.96     ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.96          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 44.27/6.96     ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.96          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 44.27/6.96     ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.96          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 44.27/6.96     ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.96          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 44.27/6.96     ( ~( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.96          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) | 
% 44.27/6.96     ( ~( ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.96          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) ) | 
% 44.27/6.96     ( ~( ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.96          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 44.27/6.96          X10 ) ) | 
% 44.27/6.96     ( ~( ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.96          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 44.27/6.96          X10 @ X11 ) ) | 
% 44.27/6.96     ( ~( ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.96          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 44.27/6.96          X10 @ X11 @ X12 ) ) | 
% 44.27/6.96     ( ~( ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.96          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 44.27/6.96          X10 @ X11 @ X12 @ X13 ) ) | 
% 44.27/6.96     ( ~( ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.96          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 44.27/6.96          X10 @ X11 @ X12 @ X13 @ X14 ) ) | 
% 44.27/6.96     ( ~( ssNder1_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.96          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 44.27/6.96          X10 @ X11 @ X12 @ X13 @ X14 @ X15 ) ) | 
% 44.27/6.96     ( ~( ssPv25_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.96          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 44.27/6.96          X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 ) )),
% 44.27/6.96    inference('cnf.neg', [status(esa)], [clause687])).
% 44.27/6.96  thf(zip_derived_cl241, plain,
% 44.27/6.96      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.96         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/6.96         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i, 
% 44.27/6.96         X21 : $i]:
% 44.27/6.96         ( (ssPv23_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 44.27/6.96            X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 44.27/6.96            X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21)
% 44.27/6.96          |  (ssPv9_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 44.27/6.96              X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 44.27/6.96              X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21)
% 44.27/6.96          |  (ssPv7_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 44.27/6.96              X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 44.27/6.96              X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21)
% 44.27/6.96          | ~ (ssNder1_0)
% 44.27/6.96          | ~ (ssNder1_1r1 @ X0)
% 44.27/6.96          | ~ (ssNder1_2r1r1 @ X0 @ X1)
% 44.27/6.96          | ~ (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)
% 44.27/6.96          | ~ (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)
% 44.27/6.96          | ~ (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)
% 44.27/6.96          | ~ (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)
% 44.27/6.96          | ~ (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)
% 44.27/6.96          | ~ (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 44.27/6.96               X7)
% 44.27/6.96          | ~ (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 44.27/6.96               X6 @ X7 @ X8)
% 44.27/6.96          | ~ (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 44.27/6.96               X6 @ X7 @ X8 @ X9)
% 44.27/6.96          | ~ (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/6.96               X5 @ X6 @ X7 @ X8 @ X9 @ X10)
% 44.27/6.96          | ~ (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/6.96               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11)
% 44.27/6.96          | ~ (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/6.96               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)
% 44.27/6.96          | ~ (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 44.27/6.96               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)
% 44.27/6.96          | ~ (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 44.27/6.96               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)
% 44.27/6.96          | ~ (ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 44.27/6.96               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 44.27/6.96               X14 @ X15)
% 44.27/6.96          | ~ (ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 44.27/6.96               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 44.27/6.96               X14 @ X15 @ X16)
% 44.27/6.96          | ~ (ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 44.27/6.96               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 44.27/6.96               X14 @ X15 @ X16 @ X17)
% 44.27/6.96          | ~ (ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 44.27/6.96               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 44.27/6.96               X14 @ X15 @ X16 @ X17 @ X18)
% 44.27/6.96          | ~ (ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 44.27/6.96               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 44.27/6.96               X14 @ X15 @ X16 @ X17 @ X18 @ X19)
% 44.27/6.96          | ~ (ssNder1_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 44.27/6.96               X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 44.27/6.96               X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20)
% 44.27/6.96          | ~ (ssPv25_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 44.27/6.96               X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 44.27/6.96               X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21))),
% 44.27/6.96      inference('cnf', [status(esa)], [zf_stmt_32])).
% 44.27/6.96  thf(zip_derived_cl927, plain, ( (ssNder1_0)),
% 44.27/6.96      inference('cnf', [status(esa)], [zf_stmt_1])).
% 44.27/6.96  thf(zip_derived_cl933, plain, (![X0 : $i]:  (ssNder1_1r1 @ X0)),
% 44.27/6.96      inference('demod', [status(thm)], [zip_derived_cl926, zip_derived_cl927])).
% 44.27/6.96  thf(zip_derived_cl934, plain,
% 44.27/6.96      (![X0 : $i, X1 : $i]:  (ssNder1_2r1r1 @ X0 @ X1)),
% 44.27/6.96      inference('demod', [status(thm)],
% 44.27/6.96                [zip_derived_cl925, zip_derived_cl927, zip_derived_cl933])).
% 44.27/6.96  thf(zip_derived_cl939, plain,
% 44.27/6.96      (![X0 : $i, X1 : $i, X2 : $i]:  (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)),
% 44.27/6.96      inference('demod', [status(thm)],
% 44.27/6.96                [zip_derived_cl919, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.96                 zip_derived_cl934])).
% 44.27/6.96  thf(zip_derived_cl958, plain,
% 44.27/6.96      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 44.27/6.96          (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)),
% 44.27/6.96      inference('demod', [status(thm)],
% 44.27/6.96                [zip_derived_cl912, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.96                 zip_derived_cl934, zip_derived_cl939])).
% 44.27/6.96  thf(zip_derived_cl973, plain,
% 44.27/6.96      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 44.27/6.96          (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)),
% 44.27/6.96      inference('demod', [status(thm)],
% 44.27/6.96                [zip_derived_cl901, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.96                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958])).
% 44.27/6.96  thf(zip_derived_cl997, plain,
% 44.27/6.96      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 44.27/6.96          (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)),
% 44.27/6.96      inference('demod', [status(thm)],
% 44.27/6.96                [zip_derived_cl886, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.96                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.96                 zip_derived_cl973])).
% 44.27/6.96  thf(zip_derived_cl1026, plain,
% 44.27/6.96      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i]:
% 44.27/6.96          (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)),
% 44.27/6.96      inference('demod', [status(thm)],
% 44.27/6.96                [zip_derived_cl870, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.96                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.96                 zip_derived_cl973, zip_derived_cl997])).
% 44.27/6.96  thf(zip_derived_cl1059, plain,
% 44.27/6.96      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, X7 : $i]:
% 44.27/6.96          (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7)),
% 44.27/6.96      inference('demod', [status(thm)],
% 44.27/6.96                [zip_derived_cl850, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.96                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.96                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026])).
% 44.27/6.96  thf(zip_derived_cl1093, plain,
% 44.27/6.96      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.96         X7 : $i, X8 : $i]:
% 44.27/6.96          (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 44.27/6.96           X7 @ X8)),
% 44.27/6.96      inference('demod', [status(thm)],
% 44.27/6.96                [zip_derived_cl831, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.96                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.96                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.96                 zip_derived_cl1059])).
% 44.27/6.96  thf(zip_derived_cl1139, plain,
% 44.27/6.96      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.96         X7 : $i, X8 : $i, X9 : $i]:
% 44.27/6.96          (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 44.27/6.96           X7 @ X8 @ X9)),
% 44.27/6.96      inference('demod', [status(thm)],
% 44.27/6.96                [zip_derived_cl807, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.96                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.96                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.96                 zip_derived_cl1059, zip_derived_cl1093])).
% 44.27/6.96  thf(zip_derived_cl1196, plain,
% 44.27/6.96      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.96         X7 : $i, X8 : $i, X9 : $i, X10 : $i]:
% 44.27/6.96          (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 44.27/6.96           X6 @ X7 @ X8 @ X9 @ X10)),
% 44.27/6.96      inference('demod', [status(thm)],
% 44.27/6.96                [zip_derived_cl782, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.96                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.96                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.96                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139])).
% 44.27/6.96  thf(zip_derived_cl1246, plain,
% 44.27/6.96      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.96         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i]:
% 44.27/6.96          (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 44.27/6.96           X6 @ X7 @ X8 @ X9 @ X10 @ X11)),
% 44.27/6.96      inference('demod', [status(thm)],
% 44.27/6.96                [zip_derived_cl755, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.96                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.96                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.96                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/6.96                 zip_derived_cl1196])).
% 44.27/6.96  thf(zip_derived_cl1296, plain,
% 44.27/6.96      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.96         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i]:
% 44.27/6.96          (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/6.96           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)),
% 44.27/6.96      inference('demod', [status(thm)],
% 44.27/6.96                [zip_derived_cl728, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.96                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.96                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.96                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/6.96                 zip_derived_cl1196, zip_derived_cl1246])).
% 44.27/6.96  thf(zip_derived_cl1354, plain,
% 44.27/6.96      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.96         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i]:
% 44.27/6.96          (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/6.96           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)),
% 44.27/6.96      inference('demod', [status(thm)],
% 44.27/6.96                [zip_derived_cl695, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.96                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.96                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.96                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/6.96                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296])).
% 44.27/6.96  thf(zip_derived_cl1416, plain,
% 44.27/6.96      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.96         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/6.96         X14 : $i]:
% 44.27/6.96          (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/6.96           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)),
% 44.27/6.96      inference('demod', [status(thm)],
% 44.27/6.96                [zip_derived_cl661, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.96                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.96                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.96                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/6.96                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296, 
% 44.27/6.96                 zip_derived_cl1354])).
% 44.27/6.96  thf(zip_derived_cl1486, plain,
% 44.27/6.96      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.96         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/6.96         X14 : $i, X15 : $i]:
% 44.27/6.96          (ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 44.27/6.96           X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15)),
% 44.27/6.96      inference('demod', [status(thm)],
% 44.27/6.96                [zip_derived_cl623, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.96                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.96                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.96                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/6.96                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296, 
% 44.27/6.96                 zip_derived_cl1354, zip_derived_cl1416])).
% 44.27/6.96  thf(zip_derived_cl1555, plain,
% 44.27/6.96      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.96         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/6.96         X14 : $i, X15 : $i, X16 : $i]:
% 44.27/6.96          (ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 44.27/6.96           X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ 
% 44.27/6.96           X16)),
% 44.27/6.96      inference('demod', [status(thm)],
% 44.27/6.96                [zip_derived_cl587, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.96                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.96                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.96                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/6.96                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296, 
% 44.27/6.96                 zip_derived_cl1354, zip_derived_cl1416, zip_derived_cl1486])).
% 44.27/6.96  thf(zip_derived_cl1625, plain,
% 44.27/6.96      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.96         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/6.96         X14 : $i, X15 : $i, X16 : $i, X17 : $i]:
% 44.27/6.96          (ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 44.27/6.96           X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 44.27/6.96           X15 @ X16 @ X17)),
% 44.27/6.96      inference('demod', [status(thm)],
% 44.27/6.96                [zip_derived_cl548, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.96                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.96                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.96                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/6.96                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296, 
% 44.27/6.96                 zip_derived_cl1354, zip_derived_cl1416, zip_derived_cl1486, 
% 44.27/6.96                 zip_derived_cl1555])).
% 44.27/6.96  thf(zip_derived_cl1687, plain,
% 44.27/6.96      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.96         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/6.96         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i]:
% 44.27/6.96          (ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 44.27/6.96           X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 44.27/6.96           X15 @ X16 @ X17 @ X18)),
% 44.27/6.96      inference('demod', [status(thm)],
% 44.27/6.96                [zip_derived_cl509, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.96                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.96                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.96                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/6.96                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296, 
% 44.27/6.96                 zip_derived_cl1354, zip_derived_cl1416, zip_derived_cl1486, 
% 44.27/6.96                 zip_derived_cl1555, zip_derived_cl1625])).
% 44.27/6.96  thf(zip_derived_cl1752, plain,
% 44.27/6.96      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.96         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/6.96         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i]:
% 44.27/6.96          (ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 44.27/6.96           X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 44.27/6.96           X15 @ X16 @ X17 @ X18 @ X19)),
% 44.27/6.96      inference('demod', [status(thm)],
% 44.27/6.96                [zip_derived_cl471, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.96                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.96                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.96                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/6.96                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296, 
% 44.27/6.96                 zip_derived_cl1354, zip_derived_cl1416, zip_derived_cl1486, 
% 44.27/6.96                 zip_derived_cl1555, zip_derived_cl1625, zip_derived_cl1687])).
% 44.27/6.96  thf(zip_derived_cl1820, plain,
% 44.27/6.96      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.96         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/6.96         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i]:
% 44.27/6.96          (ssNder1_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 44.27/6.96           X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 44.27/6.96           X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20)),
% 44.27/6.96      inference('demod', [status(thm)],
% 44.27/6.96                [zip_derived_cl428, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.96                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.96                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.96                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/6.96                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296, 
% 44.27/6.96                 zip_derived_cl1354, zip_derived_cl1416, zip_derived_cl1486, 
% 44.27/6.96                 zip_derived_cl1555, zip_derived_cl1625, zip_derived_cl1687, 
% 44.27/6.96                 zip_derived_cl1752])).
% 44.27/6.96  thf(zip_derived_cl2176, plain,
% 44.27/6.96      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.96         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/6.96         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i, 
% 44.27/6.96         X21 : $i]:
% 44.27/6.96         ( (ssPv23_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 44.27/6.96            X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 44.27/6.96            X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21)
% 44.27/6.96          |  (ssPv9_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 44.27/6.96              X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 44.27/6.96              X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21)
% 44.27/6.96          |  (ssPv7_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 44.27/6.96              X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 44.27/6.96              X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21)
% 44.27/6.96          | ~ (ssPv25_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 44.27/6.96               X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 44.27/6.96               X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21))),
% 44.27/6.96      inference('demod', [status(thm)],
% 44.27/6.96                [zip_derived_cl241, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.96                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.96                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.96                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/6.96                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296, 
% 44.27/6.96                 zip_derived_cl1354, zip_derived_cl1416, zip_derived_cl1486, 
% 44.27/6.96                 zip_derived_cl1555, zip_derived_cl1625, zip_derived_cl1687, 
% 44.27/6.96                 zip_derived_cl1752, zip_derived_cl1820])).
% 44.27/6.96  thf(clause596, conjecture,
% 44.27/6.96    (~( ( ssPv9_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.96          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 44.27/6.96          X10 @ X11 @ X12 @ X13 @ X14 ) | 
% 44.27/6.96        ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 44.27/6.96        ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 44.27/6.96        ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 44.27/6.96        ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 44.27/6.96        ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 44.27/6.96        ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 44.27/6.96        ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 44.27/6.96        ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 44.27/6.96        ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 44.27/6.96        ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.96             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 44.27/6.96        ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.96             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 44.27/6.96        ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.96             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 44.27/6.96        ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.96             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 44.27/6.96        ( ~( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.96             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) | 
% 44.27/6.96        ( ~( ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.96             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) ) | 
% 44.27/6.96        ( ~( ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.96             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 44.27/6.96             X9 @ X10 ) ) | 
% 44.27/6.96        ( ~( ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.96             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 44.27/6.96             X9 @ X10 @ X11 ) ) | 
% 44.27/6.96        ( ~( ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.96             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 44.27/6.96             X9 @ X10 @ X11 @ X12 ) ) | 
% 44.27/6.96        ( ~( ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.96             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 44.27/6.96             X9 @ X10 @ X11 @ X12 @ X13 ) ) | 
% 44.27/6.96        ( ~( ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.96             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 44.27/6.96             X9 @ X10 @ X11 @ X12 @ X13 @ X14 ) ) | 
% 44.27/6.96        ( ~( ssNder1_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.96             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 44.27/6.96             X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 ) ) | 
% 44.27/6.96        ( ~( ssPv9_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.96             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 44.27/6.96             X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 ) ) ))).
% 44.27/6.96  thf(zf_stmt_33, negated_conjecture,
% 44.27/6.96    (( ssPv9_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.96       U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 44.27/6.96       X10 @ X11 @ X12 @ X13 @ X14 ) | 
% 44.27/6.96     ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 44.27/6.96     ( ~( ssNder1_2r1r1 @ U @ V ) ) | ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 44.27/6.96     ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 44.27/6.96     ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 44.27/6.96     ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 44.27/6.96     ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 44.27/6.96     ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 44.27/6.96     ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 44.27/6.96     ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.96          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 44.27/6.96     ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.96          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 44.27/6.96     ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.96          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 44.27/6.96     ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.96          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 44.27/6.96     ( ~( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.96          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) | 
% 44.27/6.96     ( ~( ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.96          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) ) | 
% 44.27/6.96     ( ~( ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.96          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 44.27/6.96          X10 ) ) | 
% 44.27/6.96     ( ~( ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.96          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 44.27/6.96          X10 @ X11 ) ) | 
% 44.27/6.96     ( ~( ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.96          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 44.27/6.96          X10 @ X11 @ X12 ) ) | 
% 44.27/6.96     ( ~( ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.96          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 44.27/6.96          X10 @ X11 @ X12 @ X13 ) ) | 
% 44.27/6.96     ( ~( ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.96          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 44.27/6.96          X10 @ X11 @ X12 @ X13 @ X14 ) ) | 
% 44.27/6.96     ( ~( ssNder1_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.96          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 44.27/6.96          X10 @ X11 @ X12 @ X13 @ X14 @ X15 ) ) | 
% 44.27/6.96     ( ~( ssPv9_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.96          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 44.27/6.96          X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 ) )),
% 44.27/6.96    inference('cnf.neg', [status(esa)], [clause596])).
% 44.27/6.96  thf(zip_derived_cl332, plain,
% 44.27/6.96      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.96         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/6.96         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i, 
% 44.27/6.96         X21 : $i]:
% 44.27/6.96         ( (ssPv9_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 44.27/6.96            X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 44.27/6.96            X15 @ X16 @ X17 @ X18 @ X19)
% 44.27/6.96          | ~ (ssNder1_0)
% 44.27/6.96          | ~ (ssNder1_1r1 @ X0)
% 44.27/6.96          | ~ (ssNder1_2r1r1 @ X0 @ X1)
% 44.27/6.96          | ~ (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)
% 44.27/6.96          | ~ (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)
% 44.27/6.96          | ~ (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)
% 44.27/6.96          | ~ (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)
% 44.27/6.96          | ~ (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)
% 44.27/6.96          | ~ (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 44.27/6.96               X7)
% 44.27/6.96          | ~ (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 44.27/6.96               X6 @ X7 @ X8)
% 44.27/6.96          | ~ (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 44.27/6.96               X6 @ X7 @ X8 @ X9)
% 44.27/6.96          | ~ (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/6.96               X5 @ X6 @ X7 @ X8 @ X9 @ X10)
% 44.27/6.96          | ~ (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/6.96               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11)
% 44.27/6.96          | ~ (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/6.96               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)
% 44.27/6.96          | ~ (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 44.27/6.96               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)
% 44.27/6.96          | ~ (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 44.27/6.96               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)
% 44.27/6.96          | ~ (ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 44.27/6.96               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 44.27/6.96               X14 @ X15)
% 44.27/6.96          | ~ (ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 44.27/6.96               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 44.27/6.96               X14 @ X15 @ X16)
% 44.27/6.96          | ~ (ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 44.27/6.96               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 44.27/6.96               X14 @ X15 @ X16 @ X17)
% 44.27/6.96          | ~ (ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 44.27/6.96               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 44.27/6.96               X14 @ X15 @ X16 @ X17 @ X18)
% 44.27/6.96          | ~ (ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 44.27/6.96               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 44.27/6.96               X14 @ X15 @ X16 @ X17 @ X18 @ X19)
% 44.27/6.96          | ~ (ssNder1_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 44.27/6.96               X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 44.27/6.96               X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20)
% 44.27/6.96          | ~ (ssPv9_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 44.27/6.96               X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 44.27/6.96               X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21))),
% 44.27/6.96      inference('cnf', [status(esa)], [zf_stmt_33])).
% 44.27/6.96  thf(zip_derived_cl927, plain, ( (ssNder1_0)),
% 44.27/6.96      inference('cnf', [status(esa)], [zf_stmt_1])).
% 44.27/6.96  thf(zip_derived_cl933, plain, (![X0 : $i]:  (ssNder1_1r1 @ X0)),
% 44.27/6.96      inference('demod', [status(thm)], [zip_derived_cl926, zip_derived_cl927])).
% 44.27/6.96  thf(zip_derived_cl934, plain,
% 44.27/6.96      (![X0 : $i, X1 : $i]:  (ssNder1_2r1r1 @ X0 @ X1)),
% 44.27/6.96      inference('demod', [status(thm)],
% 44.27/6.96                [zip_derived_cl925, zip_derived_cl927, zip_derived_cl933])).
% 44.27/6.96  thf(zip_derived_cl939, plain,
% 44.27/6.96      (![X0 : $i, X1 : $i, X2 : $i]:  (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)),
% 44.27/6.96      inference('demod', [status(thm)],
% 44.27/6.96                [zip_derived_cl919, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.96                 zip_derived_cl934])).
% 44.27/6.96  thf(zip_derived_cl958, plain,
% 44.27/6.96      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 44.27/6.96          (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)),
% 44.27/6.96      inference('demod', [status(thm)],
% 44.27/6.96                [zip_derived_cl912, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.96                 zip_derived_cl934, zip_derived_cl939])).
% 44.27/6.96  thf(zip_derived_cl973, plain,
% 44.27/6.96      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 44.27/6.96          (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)),
% 44.27/6.96      inference('demod', [status(thm)],
% 44.27/6.96                [zip_derived_cl901, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.96                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958])).
% 44.27/6.96  thf(zip_derived_cl997, plain,
% 44.27/6.96      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 44.27/6.96          (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)),
% 44.27/6.96      inference('demod', [status(thm)],
% 44.27/6.96                [zip_derived_cl886, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.96                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.96                 zip_derived_cl973])).
% 44.27/6.96  thf(zip_derived_cl1026, plain,
% 44.27/6.96      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i]:
% 44.27/6.96          (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)),
% 44.27/6.96      inference('demod', [status(thm)],
% 44.27/6.96                [zip_derived_cl870, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.96                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.96                 zip_derived_cl973, zip_derived_cl997])).
% 44.27/6.96  thf(zip_derived_cl1059, plain,
% 44.27/6.96      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, X7 : $i]:
% 44.27/6.96          (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7)),
% 44.27/6.96      inference('demod', [status(thm)],
% 44.27/6.96                [zip_derived_cl850, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.96                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.96                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026])).
% 44.27/6.96  thf(zip_derived_cl1093, plain,
% 44.27/6.96      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.96         X7 : $i, X8 : $i]:
% 44.27/6.96          (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 44.27/6.96           X7 @ X8)),
% 44.27/6.96      inference('demod', [status(thm)],
% 44.27/6.96                [zip_derived_cl831, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.96                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.96                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.96                 zip_derived_cl1059])).
% 44.27/6.96  thf(zip_derived_cl1139, plain,
% 44.27/6.96      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.96         X7 : $i, X8 : $i, X9 : $i]:
% 44.27/6.96          (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 44.27/6.96           X7 @ X8 @ X9)),
% 44.27/6.96      inference('demod', [status(thm)],
% 44.27/6.96                [zip_derived_cl807, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.96                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.96                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.96                 zip_derived_cl1059, zip_derived_cl1093])).
% 44.27/6.96  thf(zip_derived_cl1196, plain,
% 44.27/6.96      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.96         X7 : $i, X8 : $i, X9 : $i, X10 : $i]:
% 44.27/6.96          (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 44.27/6.96           X6 @ X7 @ X8 @ X9 @ X10)),
% 44.27/6.96      inference('demod', [status(thm)],
% 44.27/6.96                [zip_derived_cl782, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.96                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.96                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.96                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139])).
% 44.27/6.96  thf(zip_derived_cl1246, plain,
% 44.27/6.96      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.96         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i]:
% 44.27/6.96          (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 44.27/6.96           X6 @ X7 @ X8 @ X9 @ X10 @ X11)),
% 44.27/6.96      inference('demod', [status(thm)],
% 44.27/6.96                [zip_derived_cl755, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.96                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.96                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.96                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/6.96                 zip_derived_cl1196])).
% 44.27/6.96  thf(zip_derived_cl1296, plain,
% 44.27/6.96      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.96         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i]:
% 44.27/6.96          (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/6.96           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)),
% 44.27/6.96      inference('demod', [status(thm)],
% 44.27/6.96                [zip_derived_cl728, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.96                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.96                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.96                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/6.96                 zip_derived_cl1196, zip_derived_cl1246])).
% 44.27/6.96  thf(zip_derived_cl1354, plain,
% 44.27/6.96      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.96         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i]:
% 44.27/6.96          (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/6.96           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)),
% 44.27/6.96      inference('demod', [status(thm)],
% 44.27/6.96                [zip_derived_cl695, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.96                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.96                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.96                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/6.96                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296])).
% 44.27/6.96  thf(zip_derived_cl1416, plain,
% 44.27/6.96      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.96         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/6.96         X14 : $i]:
% 44.27/6.96          (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/6.96           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)),
% 44.27/6.96      inference('demod', [status(thm)],
% 44.27/6.96                [zip_derived_cl661, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.96                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.96                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.96                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/6.96                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296, 
% 44.27/6.96                 zip_derived_cl1354])).
% 44.27/6.96  thf(zip_derived_cl1486, plain,
% 44.27/6.96      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.96         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/6.96         X14 : $i, X15 : $i]:
% 44.27/6.96          (ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 44.27/6.96           X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15)),
% 44.27/6.96      inference('demod', [status(thm)],
% 44.27/6.96                [zip_derived_cl623, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.96                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.96                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.96                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/6.96                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296, 
% 44.27/6.96                 zip_derived_cl1354, zip_derived_cl1416])).
% 44.27/6.96  thf(zip_derived_cl1555, plain,
% 44.27/6.96      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.96         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/6.96         X14 : $i, X15 : $i, X16 : $i]:
% 44.27/6.96          (ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 44.27/6.96           X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ 
% 44.27/6.96           X16)),
% 44.27/6.96      inference('demod', [status(thm)],
% 44.27/6.96                [zip_derived_cl587, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.96                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.96                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.96                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/6.96                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296, 
% 44.27/6.96                 zip_derived_cl1354, zip_derived_cl1416, zip_derived_cl1486])).
% 44.27/6.96  thf(zip_derived_cl1625, plain,
% 44.27/6.96      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.96         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/6.96         X14 : $i, X15 : $i, X16 : $i, X17 : $i]:
% 44.27/6.96          (ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 44.27/6.96           X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 44.27/6.96           X15 @ X16 @ X17)),
% 44.27/6.96      inference('demod', [status(thm)],
% 44.27/6.96                [zip_derived_cl548, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.96                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.96                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.96                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/6.96                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296, 
% 44.27/6.96                 zip_derived_cl1354, zip_derived_cl1416, zip_derived_cl1486, 
% 44.27/6.96                 zip_derived_cl1555])).
% 44.27/6.96  thf(zip_derived_cl1687, plain,
% 44.27/6.96      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.96         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/6.96         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i]:
% 44.27/6.96          (ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 44.27/6.96           X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 44.27/6.96           X15 @ X16 @ X17 @ X18)),
% 44.27/6.96      inference('demod', [status(thm)],
% 44.27/6.96                [zip_derived_cl509, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.96                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.96                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.96                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/6.96                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296, 
% 44.27/6.96                 zip_derived_cl1354, zip_derived_cl1416, zip_derived_cl1486, 
% 44.27/6.96                 zip_derived_cl1555, zip_derived_cl1625])).
% 44.27/6.96  thf(zip_derived_cl1752, plain,
% 44.27/6.96      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.96         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/6.96         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i]:
% 44.27/6.96          (ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 44.27/6.96           X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 44.27/6.96           X15 @ X16 @ X17 @ X18 @ X19)),
% 44.27/6.96      inference('demod', [status(thm)],
% 44.27/6.96                [zip_derived_cl471, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.96                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.96                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.96                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/6.96                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296, 
% 44.27/6.96                 zip_derived_cl1354, zip_derived_cl1416, zip_derived_cl1486, 
% 44.27/6.96                 zip_derived_cl1555, zip_derived_cl1625, zip_derived_cl1687])).
% 44.27/6.96  thf(zip_derived_cl1820, plain,
% 44.27/6.96      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.96         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/6.96         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i]:
% 44.27/6.96          (ssNder1_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 44.27/6.96           X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 44.27/6.96           X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20)),
% 44.27/6.96      inference('demod', [status(thm)],
% 44.27/6.96                [zip_derived_cl428, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.96                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.96                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.96                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/6.96                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296, 
% 44.27/6.96                 zip_derived_cl1354, zip_derived_cl1416, zip_derived_cl1486, 
% 44.27/6.96                 zip_derived_cl1555, zip_derived_cl1625, zip_derived_cl1687, 
% 44.27/6.96                 zip_derived_cl1752])).
% 44.27/6.96  thf(zip_derived_cl2008, plain,
% 44.27/6.96      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.96         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/6.96         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i, 
% 44.27/6.96         X21 : $i]:
% 44.27/6.96         ( (ssPv9_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 44.27/6.96            X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 44.27/6.96            X15 @ X16 @ X17 @ X18 @ X19)
% 44.27/6.96          | ~ (ssPv9_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 44.27/6.96               X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 44.27/6.96               X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21))),
% 44.27/6.96      inference('demod', [status(thm)],
% 44.27/6.96                [zip_derived_cl332, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.96                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.96                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.96                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/6.96                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296, 
% 44.27/6.96                 zip_derived_cl1354, zip_derived_cl1416, zip_derived_cl1486, 
% 44.27/6.96                 zip_derived_cl1555, zip_derived_cl1625, zip_derived_cl1687, 
% 44.27/6.96                 zip_derived_cl1752, zip_derived_cl1820])).
% 44.27/6.96  thf(zip_derived_cl2177, plain,
% 44.27/6.96      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.96         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/6.96         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i, 
% 44.27/6.96         X21 : $i]:
% 44.27/6.96         (~ (ssPv25_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X21 @ 
% 44.27/6.96             X20 @ X19 @ X18 @ X17 @ X16 @ X15 @ X14 @ X13 @ X12 @ X11 @ X10 @ 
% 44.27/6.96             X9 @ X8 @ X7 @ X6 @ X5 @ X4 @ X3 @ X2 @ X1 @ X0)
% 44.27/6.96          |  (ssPv7_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X21 @ 
% 44.27/6.96              X20 @ X19 @ X18 @ X17 @ X16 @ X15 @ X14 @ X13 @ X12 @ X11 @ 
% 44.27/6.96              X10 @ X9 @ X8 @ X7 @ X6 @ X5 @ X4 @ X3 @ X2 @ X1 @ X0)
% 44.27/6.96          |  (ssPv23_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X21 @ 
% 44.27/6.96              X20 @ X19 @ X18 @ X17 @ X16 @ X15 @ X14 @ X13 @ X12 @ X11 @ 
% 44.27/6.96              X10 @ X9 @ X8 @ X7 @ X6 @ X5 @ X4 @ X3 @ X2 @ X1 @ X0)
% 44.27/6.96          |  (ssPv9_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X21 @ X20 @ 
% 44.27/6.96              X19 @ X18 @ X17 @ X16 @ X15 @ X14 @ X13 @ X12 @ X11 @ X10 @ X9 @ 
% 44.27/6.96              X8 @ X7 @ X6 @ X5 @ X4 @ X3 @ X2))),
% 44.27/6.96      inference('sup-', [status(thm)], [zip_derived_cl2176, zip_derived_cl2008])).
% 44.27/6.96  thf(clause564, conjecture,
% 44.27/6.96    (~( ( ssPv23_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) | 
% 44.27/6.96        ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 44.27/6.96        ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 44.27/6.96        ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 44.27/6.96        ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 44.27/6.96        ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 44.27/6.96        ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 44.27/6.96        ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 44.27/6.96        ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 44.27/6.96        ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 44.27/6.96        ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.96             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 44.27/6.96        ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.96             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 44.27/6.96        ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.96             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 44.27/6.96        ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.96             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 44.27/6.96        ( ~( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.96             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) | 
% 44.27/6.96        ( ~( ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.96             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) ) | 
% 44.27/6.96        ( ~( ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.96             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 44.27/6.96             X9 @ X10 ) ) | 
% 44.27/6.96        ( ~( ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.96             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 44.27/6.96             X9 @ X10 @ X11 ) ) | 
% 44.27/6.96        ( ~( ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.96             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 44.27/6.96             X9 @ X10 @ X11 @ X12 ) ) | 
% 44.27/6.96        ( ~( ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.96             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 44.27/6.96             X9 @ X10 @ X11 @ X12 @ X13 ) ) | 
% 44.27/6.96        ( ~( ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.96             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 44.27/6.96             X9 @ X10 @ X11 @ X12 @ X13 @ X14 ) ) | 
% 44.27/6.96        ( ~( ssNder1_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.96             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 44.27/6.96             X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 ) ) | 
% 44.27/6.96        ( ~( ssPv23_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.96             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 44.27/6.96             X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 ) ) ))).
% 44.27/6.96  thf(zf_stmt_34, negated_conjecture,
% 44.27/6.96    (( ssPv23_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) | ( ~( ssNder1_0 ) ) | 
% 44.27/6.96     ( ~( ssNder1_1r1 @ U ) ) | ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 44.27/6.96     ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 44.27/6.96     ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 44.27/6.96     ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 44.27/6.96     ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 44.27/6.96     ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 44.27/6.96     ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 44.27/6.96     ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 44.27/6.96     ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.96          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 44.27/6.96     ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.96          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 44.27/6.96     ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.96          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 44.27/6.96     ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.96          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 44.27/6.96     ( ~( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.96          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) | 
% 44.27/6.96     ( ~( ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.96          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) ) | 
% 44.27/6.96     ( ~( ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.96          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 44.27/6.96          X10 ) ) | 
% 44.27/6.96     ( ~( ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.96          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 44.27/6.96          X10 @ X11 ) ) | 
% 44.27/6.96     ( ~( ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.96          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 44.27/6.96          X10 @ X11 @ X12 ) ) | 
% 44.27/6.96     ( ~( ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.96          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 44.27/6.96          X10 @ X11 @ X12 @ X13 ) ) | 
% 44.27/6.96     ( ~( ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.96          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 44.27/6.96          X10 @ X11 @ X12 @ X13 @ X14 ) ) | 
% 44.27/6.96     ( ~( ssNder1_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.96          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 44.27/6.96          X10 @ X11 @ X12 @ X13 @ X14 @ X15 ) ) | 
% 44.27/6.96     ( ~( ssPv23_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.96          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 44.27/6.96          X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 ) )),
% 44.27/6.96    inference('cnf.neg', [status(esa)], [clause564])).
% 44.27/6.96  thf(zip_derived_cl364, plain,
% 44.27/6.96      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.96         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/6.96         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i, 
% 44.27/6.96         X21 : $i]:
% 44.27/6.96         ( (ssPv23_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)
% 44.27/6.96          | ~ (ssNder1_0)
% 44.27/6.96          | ~ (ssNder1_1r1 @ X0)
% 44.27/6.96          | ~ (ssNder1_2r1r1 @ X0 @ X1)
% 44.27/6.96          | ~ (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)
% 44.27/6.96          | ~ (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)
% 44.27/6.96          | ~ (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)
% 44.27/6.96          | ~ (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)
% 44.27/6.96          | ~ (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)
% 44.27/6.96          | ~ (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 44.27/6.96               X7)
% 44.27/6.96          | ~ (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 44.27/6.96               X6 @ X7 @ X8)
% 44.27/6.96          | ~ (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 44.27/6.96               X6 @ X7 @ X8 @ X9)
% 44.27/6.96          | ~ (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/6.96               X5 @ X6 @ X7 @ X8 @ X9 @ X10)
% 44.27/6.96          | ~ (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/6.96               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11)
% 44.27/6.96          | ~ (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/6.96               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)
% 44.27/6.96          | ~ (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 44.27/6.96               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)
% 44.27/6.96          | ~ (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 44.27/6.96               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)
% 44.27/6.96          | ~ (ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 44.27/6.96               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 44.27/6.96               X14 @ X15)
% 44.27/6.96          | ~ (ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 44.27/6.96               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 44.27/6.96               X14 @ X15 @ X16)
% 44.27/6.96          | ~ (ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 44.27/6.96               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 44.27/6.96               X14 @ X15 @ X16 @ X17)
% 44.27/6.96          | ~ (ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 44.27/6.96               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 44.27/6.96               X14 @ X15 @ X16 @ X17 @ X18)
% 44.27/6.96          | ~ (ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 44.27/6.96               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 44.27/6.96               X14 @ X15 @ X16 @ X17 @ X18 @ X19)
% 44.27/6.96          | ~ (ssNder1_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 44.27/6.96               X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 44.27/6.96               X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20)
% 44.27/6.96          | ~ (ssPv23_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 44.27/6.96               X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 44.27/6.96               X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21))),
% 44.27/6.96      inference('cnf', [status(esa)], [zf_stmt_34])).
% 44.27/6.96  thf(zip_derived_cl927, plain, ( (ssNder1_0)),
% 44.27/6.96      inference('cnf', [status(esa)], [zf_stmt_1])).
% 44.27/6.96  thf(zip_derived_cl933, plain, (![X0 : $i]:  (ssNder1_1r1 @ X0)),
% 44.27/6.96      inference('demod', [status(thm)], [zip_derived_cl926, zip_derived_cl927])).
% 44.27/6.96  thf(zip_derived_cl934, plain,
% 44.27/6.96      (![X0 : $i, X1 : $i]:  (ssNder1_2r1r1 @ X0 @ X1)),
% 44.27/6.96      inference('demod', [status(thm)],
% 44.27/6.96                [zip_derived_cl925, zip_derived_cl927, zip_derived_cl933])).
% 44.27/6.96  thf(zip_derived_cl939, plain,
% 44.27/6.96      (![X0 : $i, X1 : $i, X2 : $i]:  (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)),
% 44.27/6.96      inference('demod', [status(thm)],
% 44.27/6.96                [zip_derived_cl919, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.96                 zip_derived_cl934])).
% 44.27/6.96  thf(zip_derived_cl958, plain,
% 44.27/6.96      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 44.27/6.96          (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)),
% 44.27/6.96      inference('demod', [status(thm)],
% 44.27/6.96                [zip_derived_cl912, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.96                 zip_derived_cl934, zip_derived_cl939])).
% 44.27/6.96  thf(zip_derived_cl973, plain,
% 44.27/6.96      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 44.27/6.96          (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)),
% 44.27/6.96      inference('demod', [status(thm)],
% 44.27/6.96                [zip_derived_cl901, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.96                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958])).
% 44.27/6.96  thf(zip_derived_cl997, plain,
% 44.27/6.96      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 44.27/6.96          (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)),
% 44.27/6.96      inference('demod', [status(thm)],
% 44.27/6.96                [zip_derived_cl886, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.96                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.96                 zip_derived_cl973])).
% 44.27/6.96  thf(zip_derived_cl1026, plain,
% 44.27/6.96      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i]:
% 44.27/6.96          (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)),
% 44.27/6.96      inference('demod', [status(thm)],
% 44.27/6.96                [zip_derived_cl870, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.96                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.96                 zip_derived_cl973, zip_derived_cl997])).
% 44.27/6.96  thf(zip_derived_cl1059, plain,
% 44.27/6.96      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, X7 : $i]:
% 44.27/6.96          (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7)),
% 44.27/6.96      inference('demod', [status(thm)],
% 44.27/6.96                [zip_derived_cl850, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.96                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.96                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026])).
% 44.27/6.96  thf(zip_derived_cl1093, plain,
% 44.27/6.96      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.96         X7 : $i, X8 : $i]:
% 44.27/6.96          (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 44.27/6.96           X7 @ X8)),
% 44.27/6.96      inference('demod', [status(thm)],
% 44.27/6.96                [zip_derived_cl831, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.96                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.96                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.96                 zip_derived_cl1059])).
% 44.27/6.96  thf(zip_derived_cl1139, plain,
% 44.27/6.96      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.96         X7 : $i, X8 : $i, X9 : $i]:
% 44.27/6.96          (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 44.27/6.96           X7 @ X8 @ X9)),
% 44.27/6.96      inference('demod', [status(thm)],
% 44.27/6.96                [zip_derived_cl807, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.96                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.96                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.96                 zip_derived_cl1059, zip_derived_cl1093])).
% 44.27/6.96  thf(zip_derived_cl1196, plain,
% 44.27/6.96      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.96         X7 : $i, X8 : $i, X9 : $i, X10 : $i]:
% 44.27/6.96          (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 44.27/6.96           X6 @ X7 @ X8 @ X9 @ X10)),
% 44.27/6.96      inference('demod', [status(thm)],
% 44.27/6.96                [zip_derived_cl782, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.96                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.96                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.96                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139])).
% 44.27/6.96  thf(zip_derived_cl1246, plain,
% 44.27/6.96      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.96         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i]:
% 44.27/6.96          (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 44.27/6.96           X6 @ X7 @ X8 @ X9 @ X10 @ X11)),
% 44.27/6.96      inference('demod', [status(thm)],
% 44.27/6.96                [zip_derived_cl755, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.96                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.96                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.96                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/6.96                 zip_derived_cl1196])).
% 44.27/6.96  thf(zip_derived_cl1296, plain,
% 44.27/6.96      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.96         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i]:
% 44.27/6.96          (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/6.96           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)),
% 44.27/6.96      inference('demod', [status(thm)],
% 44.27/6.96                [zip_derived_cl728, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.96                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.96                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.96                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/6.96                 zip_derived_cl1196, zip_derived_cl1246])).
% 44.27/6.96  thf(zip_derived_cl1354, plain,
% 44.27/6.96      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.96         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i]:
% 44.27/6.96          (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/6.96           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)),
% 44.27/6.96      inference('demod', [status(thm)],
% 44.27/6.96                [zip_derived_cl695, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.96                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.96                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.96                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/6.96                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296])).
% 44.27/6.96  thf(zip_derived_cl1416, plain,
% 44.27/6.96      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.96         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/6.96         X14 : $i]:
% 44.27/6.96          (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/6.96           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)),
% 44.27/6.96      inference('demod', [status(thm)],
% 44.27/6.96                [zip_derived_cl661, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.96                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.96                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.96                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/6.96                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296, 
% 44.27/6.96                 zip_derived_cl1354])).
% 44.27/6.96  thf(zip_derived_cl1486, plain,
% 44.27/6.96      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.96         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/6.96         X14 : $i, X15 : $i]:
% 44.27/6.96          (ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 44.27/6.96           X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15)),
% 44.27/6.96      inference('demod', [status(thm)],
% 44.27/6.96                [zip_derived_cl623, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.96                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.96                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.96                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/6.96                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296, 
% 44.27/6.96                 zip_derived_cl1354, zip_derived_cl1416])).
% 44.27/6.96  thf(zip_derived_cl1555, plain,
% 44.27/6.96      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.96         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/6.96         X14 : $i, X15 : $i, X16 : $i]:
% 44.27/6.96          (ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 44.27/6.96           X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ 
% 44.27/6.96           X16)),
% 44.27/6.96      inference('demod', [status(thm)],
% 44.27/6.96                [zip_derived_cl587, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.96                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.96                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.96                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/6.96                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296, 
% 44.27/6.96                 zip_derived_cl1354, zip_derived_cl1416, zip_derived_cl1486])).
% 44.27/6.96  thf(zip_derived_cl1625, plain,
% 44.27/6.96      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.96         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/6.96         X14 : $i, X15 : $i, X16 : $i, X17 : $i]:
% 44.27/6.96          (ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 44.27/6.96           X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 44.27/6.96           X15 @ X16 @ X17)),
% 44.27/6.96      inference('demod', [status(thm)],
% 44.27/6.96                [zip_derived_cl548, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.96                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.96                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.96                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/6.96                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296, 
% 44.27/6.96                 zip_derived_cl1354, zip_derived_cl1416, zip_derived_cl1486, 
% 44.27/6.96                 zip_derived_cl1555])).
% 44.27/6.96  thf(zip_derived_cl1687, plain,
% 44.27/6.96      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.96         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/6.96         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i]:
% 44.27/6.96          (ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 44.27/6.96           X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 44.27/6.96           X15 @ X16 @ X17 @ X18)),
% 44.27/6.96      inference('demod', [status(thm)],
% 44.27/6.96                [zip_derived_cl509, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.96                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.96                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.96                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/6.96                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296, 
% 44.27/6.96                 zip_derived_cl1354, zip_derived_cl1416, zip_derived_cl1486, 
% 44.27/6.96                 zip_derived_cl1555, zip_derived_cl1625])).
% 44.27/6.96  thf(zip_derived_cl1752, plain,
% 44.27/6.96      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.96         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/6.96         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i]:
% 44.27/6.96          (ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 44.27/6.96           X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 44.27/6.96           X15 @ X16 @ X17 @ X18 @ X19)),
% 44.27/6.96      inference('demod', [status(thm)],
% 44.27/6.96                [zip_derived_cl471, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.96                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.96                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.96                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/6.96                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296, 
% 44.27/6.96                 zip_derived_cl1354, zip_derived_cl1416, zip_derived_cl1486, 
% 44.27/6.96                 zip_derived_cl1555, zip_derived_cl1625, zip_derived_cl1687])).
% 44.27/6.96  thf(zip_derived_cl1820, plain,
% 44.27/6.96      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.96         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/6.96         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i]:
% 44.27/6.96          (ssNder1_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 44.27/6.96           X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 44.27/6.96           X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20)),
% 44.27/6.96      inference('demod', [status(thm)],
% 44.27/6.96                [zip_derived_cl428, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.96                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.96                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.97                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/6.97                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296, 
% 44.27/6.97                 zip_derived_cl1354, zip_derived_cl1416, zip_derived_cl1486, 
% 44.27/6.97                 zip_derived_cl1555, zip_derived_cl1625, zip_derived_cl1687, 
% 44.27/6.97                 zip_derived_cl1752])).
% 44.27/6.97  thf(zip_derived_cl1904, plain,
% 44.27/6.97      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.97         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/6.97         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i, 
% 44.27/6.97         X21 : $i]:
% 44.27/6.97         ( (ssPv23_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)
% 44.27/6.97          | ~ (ssPv23_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 44.27/6.97               X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 44.27/6.97               X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21))),
% 44.27/6.97      inference('demod', [status(thm)],
% 44.27/6.97                [zip_derived_cl364, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.97                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.97                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.97                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/6.97                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296, 
% 44.27/6.97                 zip_derived_cl1354, zip_derived_cl1416, zip_derived_cl1486, 
% 44.27/6.97                 zip_derived_cl1555, zip_derived_cl1625, zip_derived_cl1687, 
% 44.27/6.97                 zip_derived_cl1752, zip_derived_cl1820])).
% 44.27/6.97  thf(zip_derived_cl2178, plain,
% 44.27/6.97      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.97         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/6.97         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i, 
% 44.27/6.97         X21 : $i]:
% 44.27/6.97         ( (ssPv9_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X21 @ X20 @ 
% 44.27/6.97            X19 @ X18 @ X17 @ X16 @ X15 @ X14 @ X13 @ X12 @ X11 @ X10 @ X9 @ 
% 44.27/6.97            X8 @ X7 @ X6 @ X5 @ X4 @ X3 @ X2)
% 44.27/6.97          |  (ssPv7_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X21 @ 
% 44.27/6.97              X20 @ X19 @ X18 @ X17 @ X16 @ X15 @ X14 @ X13 @ X12 @ X11 @ 
% 44.27/6.97              X10 @ X9 @ X8 @ X7 @ X6 @ X5 @ X4 @ X3 @ X2 @ X1 @ X0)
% 44.27/6.97          | ~ (ssPv25_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X21 @ 
% 44.27/6.97               X20 @ X19 @ X18 @ X17 @ X16 @ X15 @ X14 @ X13 @ X12 @ X11 @ 
% 44.27/6.97               X10 @ X9 @ X8 @ X7 @ X6 @ X5 @ X4 @ X3 @ X2 @ X1 @ X0)
% 44.27/6.97          |  (ssPv23_6r1r1r1r1r1r1 @ X21 @ X20 @ X19 @ X18 @ X17 @ X16))),
% 44.27/6.97      inference('sup-', [status(thm)], [zip_derived_cl2177, zip_derived_cl1904])).
% 44.27/6.97  thf(zip_derived_cl2179, plain,
% 44.27/6.97      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.97         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/6.97         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i, 
% 44.27/6.97         X21 : $i]:
% 44.27/6.97         (~ (ssPv25_4r1r1r1r1 @ X21 @ X20 @ X19 @ X18)
% 44.27/6.97          |  (ssPv23_6r1r1r1r1r1r1 @ X21 @ X20 @ X19 @ X18 @ X17 @ X16)
% 44.27/6.97          |  (ssPv7_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X21 @ 
% 44.27/6.97              X20 @ X19 @ X18 @ X17 @ X16 @ X15 @ X14 @ X13 @ X12 @ X11 @ 
% 44.27/6.97              X10 @ X9 @ X8 @ X7 @ X6 @ X5 @ X4 @ X3 @ X2 @ X1 @ X0)
% 44.27/6.97          |  (ssPv9_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X21 @ X20 @ 
% 44.27/6.97              X19 @ X18 @ X17 @ X16 @ X15 @ X14 @ X13 @ X12 @ X11 @ X10 @ X9 @ 
% 44.27/6.97              X8 @ X7 @ X6 @ X5 @ X4 @ X3 @ X2))),
% 44.27/6.97      inference('sup-', [status(thm)], [zip_derived_cl1939, zip_derived_cl2178])).
% 44.27/6.97  thf(clause458, conjecture,
% 44.27/6.97    (~( ( ssPv8_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.97          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 44.27/6.97          X10 @ X11 @ X12 @ X13 @ X14 @ skc30 ) | 
% 44.27/6.97        ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 44.27/6.97        ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 44.27/6.97        ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 44.27/6.97        ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 44.27/6.97        ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 44.27/6.97        ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 44.27/6.97        ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 44.27/6.97        ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 44.27/6.97        ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 44.27/6.97        ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.97             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 44.27/6.97        ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.97             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 44.27/6.97        ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.97             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 44.27/6.97        ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.97             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 44.27/6.97        ( ~( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.97             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) | 
% 44.27/6.97        ( ~( ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.97             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) ) | 
% 44.27/6.97        ( ~( ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.97             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 44.27/6.97             X9 @ X10 ) ) | 
% 44.27/6.97        ( ~( ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.97             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 44.27/6.97             X9 @ X10 @ X11 ) ) | 
% 44.27/6.97        ( ~( ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.97             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 44.27/6.97             X9 @ X10 @ X11 @ X12 ) ) | 
% 44.27/6.97        ( ~( ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.97             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 44.27/6.97             X9 @ X10 @ X11 @ X12 @ X13 ) ) ))).
% 44.27/6.97  thf(zf_stmt_35, negated_conjecture,
% 44.27/6.97    (( ssPv8_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.97       U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 44.27/6.97       X10 @ X11 @ X12 @ X13 @ X14 @ skc30 ) | 
% 44.27/6.97     ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 44.27/6.97     ( ~( ssNder1_2r1r1 @ U @ V ) ) | ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 44.27/6.97     ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 44.27/6.97     ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 44.27/6.97     ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 44.27/6.97     ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 44.27/6.97     ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 44.27/6.97     ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 44.27/6.97     ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.97          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 44.27/6.97     ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.97          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 44.27/6.97     ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.97          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 44.27/6.97     ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.97          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 44.27/6.97     ( ~( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.97          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) | 
% 44.27/6.97     ( ~( ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.97          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) ) | 
% 44.27/6.97     ( ~( ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.97          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 44.27/6.97          X10 ) ) | 
% 44.27/6.97     ( ~( ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.97          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 44.27/6.97          X10 @ X11 ) ) | 
% 44.27/6.97     ( ~( ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.97          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 44.27/6.97          X10 @ X11 @ X12 ) ) | 
% 44.27/6.97     ( ~( ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.97          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 44.27/6.97          X10 @ X11 @ X12 @ X13 ) )),
% 44.27/6.97    inference('cnf.neg', [status(esa)], [clause458])).
% 44.27/6.97  thf(zip_derived_cl470, plain,
% 44.27/6.97      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.97         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/6.97         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i]:
% 44.27/6.97         ( (ssPv8_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 44.27/6.97            X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 44.27/6.97            X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ skc30)
% 44.27/6.97          | ~ (ssNder1_0)
% 44.27/6.97          | ~ (ssNder1_1r1 @ X0)
% 44.27/6.97          | ~ (ssNder1_2r1r1 @ X0 @ X1)
% 44.27/6.97          | ~ (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)
% 44.27/6.97          | ~ (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)
% 44.27/6.97          | ~ (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)
% 44.27/6.97          | ~ (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)
% 44.27/6.97          | ~ (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)
% 44.27/6.97          | ~ (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 44.27/6.97               X7)
% 44.27/6.97          | ~ (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 44.27/6.97               X6 @ X7 @ X8)
% 44.27/6.97          | ~ (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 44.27/6.97               X6 @ X7 @ X8 @ X9)
% 44.27/6.97          | ~ (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/6.97               X5 @ X6 @ X7 @ X8 @ X9 @ X10)
% 44.27/6.97          | ~ (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/6.97               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11)
% 44.27/6.97          | ~ (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/6.97               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)
% 44.27/6.97          | ~ (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 44.27/6.97               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)
% 44.27/6.97          | ~ (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 44.27/6.97               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)
% 44.27/6.97          | ~ (ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 44.27/6.97               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 44.27/6.97               X14 @ X15)
% 44.27/6.97          | ~ (ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 44.27/6.97               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 44.27/6.97               X14 @ X15 @ X16)
% 44.27/6.97          | ~ (ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 44.27/6.97               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 44.27/6.97               X14 @ X15 @ X16 @ X17)
% 44.27/6.97          | ~ (ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 44.27/6.97               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 44.27/6.97               X14 @ X15 @ X16 @ X17 @ X18))),
% 44.27/6.97      inference('cnf', [status(esa)], [zf_stmt_35])).
% 44.27/6.97  thf(zip_derived_cl927, plain, ( (ssNder1_0)),
% 44.27/6.97      inference('cnf', [status(esa)], [zf_stmt_1])).
% 44.27/6.97  thf(zip_derived_cl933, plain, (![X0 : $i]:  (ssNder1_1r1 @ X0)),
% 44.27/6.97      inference('demod', [status(thm)], [zip_derived_cl926, zip_derived_cl927])).
% 44.27/6.97  thf(zip_derived_cl934, plain,
% 44.27/6.97      (![X0 : $i, X1 : $i]:  (ssNder1_2r1r1 @ X0 @ X1)),
% 44.27/6.97      inference('demod', [status(thm)],
% 44.27/6.97                [zip_derived_cl925, zip_derived_cl927, zip_derived_cl933])).
% 44.27/6.97  thf(zip_derived_cl939, plain,
% 44.27/6.97      (![X0 : $i, X1 : $i, X2 : $i]:  (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)),
% 44.27/6.97      inference('demod', [status(thm)],
% 44.27/6.97                [zip_derived_cl919, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.97                 zip_derived_cl934])).
% 44.27/6.97  thf(zip_derived_cl958, plain,
% 44.27/6.97      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 44.27/6.97          (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)),
% 44.27/6.97      inference('demod', [status(thm)],
% 44.27/6.97                [zip_derived_cl912, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.97                 zip_derived_cl934, zip_derived_cl939])).
% 44.27/6.97  thf(zip_derived_cl973, plain,
% 44.27/6.97      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 44.27/6.97          (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)),
% 44.27/6.97      inference('demod', [status(thm)],
% 44.27/6.97                [zip_derived_cl901, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.97                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958])).
% 44.27/6.97  thf(zip_derived_cl997, plain,
% 44.27/6.97      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 44.27/6.97          (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)),
% 44.27/6.97      inference('demod', [status(thm)],
% 44.27/6.97                [zip_derived_cl886, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.97                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.97                 zip_derived_cl973])).
% 44.27/6.97  thf(zip_derived_cl1026, plain,
% 44.27/6.97      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i]:
% 44.27/6.97          (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)),
% 44.27/6.97      inference('demod', [status(thm)],
% 44.27/6.97                [zip_derived_cl870, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.97                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.97                 zip_derived_cl973, zip_derived_cl997])).
% 44.27/6.97  thf(zip_derived_cl1059, plain,
% 44.27/6.97      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, X7 : $i]:
% 44.27/6.97          (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7)),
% 44.27/6.97      inference('demod', [status(thm)],
% 44.27/6.97                [zip_derived_cl850, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.97                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.97                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026])).
% 44.27/6.97  thf(zip_derived_cl1093, plain,
% 44.27/6.97      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.97         X7 : $i, X8 : $i]:
% 44.27/6.97          (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 44.27/6.97           X7 @ X8)),
% 44.27/6.97      inference('demod', [status(thm)],
% 44.27/6.97                [zip_derived_cl831, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.97                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.97                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.97                 zip_derived_cl1059])).
% 44.27/6.97  thf(zip_derived_cl1139, plain,
% 44.27/6.97      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.97         X7 : $i, X8 : $i, X9 : $i]:
% 44.27/6.97          (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 44.27/6.97           X7 @ X8 @ X9)),
% 44.27/6.97      inference('demod', [status(thm)],
% 44.27/6.97                [zip_derived_cl807, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.97                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.97                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.97                 zip_derived_cl1059, zip_derived_cl1093])).
% 44.27/6.97  thf(zip_derived_cl1196, plain,
% 44.27/6.97      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.97         X7 : $i, X8 : $i, X9 : $i, X10 : $i]:
% 44.27/6.97          (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 44.27/6.97           X6 @ X7 @ X8 @ X9 @ X10)),
% 44.27/6.97      inference('demod', [status(thm)],
% 44.27/6.97                [zip_derived_cl782, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.97                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.97                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.97                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139])).
% 44.27/6.97  thf(zip_derived_cl1246, plain,
% 44.27/6.97      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.97         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i]:
% 44.27/6.97          (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 44.27/6.97           X6 @ X7 @ X8 @ X9 @ X10 @ X11)),
% 44.27/6.97      inference('demod', [status(thm)],
% 44.27/6.97                [zip_derived_cl755, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.97                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.97                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.97                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/6.97                 zip_derived_cl1196])).
% 44.27/6.97  thf(zip_derived_cl1296, plain,
% 44.27/6.97      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.97         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i]:
% 44.27/6.97          (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/6.97           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)),
% 44.27/6.97      inference('demod', [status(thm)],
% 44.27/6.97                [zip_derived_cl728, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.97                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.97                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.97                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/6.97                 zip_derived_cl1196, zip_derived_cl1246])).
% 44.27/6.97  thf(zip_derived_cl1354, plain,
% 44.27/6.97      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.97         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i]:
% 44.27/6.97          (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/6.97           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)),
% 44.27/6.97      inference('demod', [status(thm)],
% 44.27/6.97                [zip_derived_cl695, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.97                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.97                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.97                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/6.97                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296])).
% 44.27/6.97  thf(zip_derived_cl1416, plain,
% 44.27/6.97      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.97         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/6.97         X14 : $i]:
% 44.27/6.97          (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/6.97           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)),
% 44.27/6.97      inference('demod', [status(thm)],
% 44.27/6.97                [zip_derived_cl661, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.97                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.97                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.97                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/6.97                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296, 
% 44.27/6.97                 zip_derived_cl1354])).
% 44.27/6.97  thf(zip_derived_cl1486, plain,
% 44.27/6.97      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.97         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/6.97         X14 : $i, X15 : $i]:
% 44.27/6.97          (ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 44.27/6.97           X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15)),
% 44.27/6.97      inference('demod', [status(thm)],
% 44.27/6.97                [zip_derived_cl623, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.97                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.97                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.97                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/6.97                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296, 
% 44.27/6.97                 zip_derived_cl1354, zip_derived_cl1416])).
% 44.27/6.97  thf(zip_derived_cl1555, plain,
% 44.27/6.97      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.97         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/6.97         X14 : $i, X15 : $i, X16 : $i]:
% 44.27/6.97          (ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 44.27/6.97           X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ 
% 44.27/6.97           X16)),
% 44.27/6.97      inference('demod', [status(thm)],
% 44.27/6.97                [zip_derived_cl587, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.97                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.97                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.97                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/6.97                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296, 
% 44.27/6.97                 zip_derived_cl1354, zip_derived_cl1416, zip_derived_cl1486])).
% 44.27/6.97  thf(zip_derived_cl1625, plain,
% 44.27/6.97      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.97         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/6.97         X14 : $i, X15 : $i, X16 : $i, X17 : $i]:
% 44.27/6.97          (ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 44.27/6.97           X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 44.27/6.97           X15 @ X16 @ X17)),
% 44.27/6.97      inference('demod', [status(thm)],
% 44.27/6.97                [zip_derived_cl548, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.97                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.97                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.97                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/6.97                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296, 
% 44.27/6.97                 zip_derived_cl1354, zip_derived_cl1416, zip_derived_cl1486, 
% 44.27/6.97                 zip_derived_cl1555])).
% 44.27/6.97  thf(zip_derived_cl1687, plain,
% 44.27/6.97      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.97         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/6.97         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i]:
% 44.27/6.97          (ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 44.27/6.97           X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 44.27/6.97           X15 @ X16 @ X17 @ X18)),
% 44.27/6.97      inference('demod', [status(thm)],
% 44.27/6.97                [zip_derived_cl509, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.97                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.97                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.97                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/6.97                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296, 
% 44.27/6.97                 zip_derived_cl1354, zip_derived_cl1416, zip_derived_cl1486, 
% 44.27/6.97                 zip_derived_cl1555, zip_derived_cl1625])).
% 44.27/6.97  thf(zip_derived_cl1767, plain,
% 44.27/6.97      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.97         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/6.97         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i]:
% 44.27/6.97          (ssPv8_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 44.27/6.97           X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 44.27/6.97           X15 @ X16 @ X17 @ X18 @ X19 @ skc30)),
% 44.27/6.97      inference('demod', [status(thm)],
% 44.27/6.97                [zip_derived_cl470, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.97                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.97                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.97                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/6.97                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296, 
% 44.27/6.97                 zip_derived_cl1354, zip_derived_cl1416, zip_derived_cl1486, 
% 44.27/6.97                 zip_derived_cl1555, zip_derived_cl1625, zip_derived_cl1687])).
% 44.27/6.97  thf(clause920, conjecture,
% 44.27/6.97    (~( ( ssPv25_27r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.97          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 44.27/6.97          X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21 ) | 
% 44.27/6.97        ( ssPv23_27r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.97          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 44.27/6.97          X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21 ) | 
% 44.27/6.97        ( ssPv22_27r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.97          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 44.27/6.97          X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21 ) | 
% 44.27/6.97        ( ssPv2_27r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.97          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 44.27/6.97          X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21 ) | 
% 44.27/6.97        ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 44.27/6.97        ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 44.27/6.97        ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 44.27/6.97        ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 44.27/6.97        ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 44.27/6.97        ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 44.27/6.97        ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 44.27/6.97        ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 44.27/6.97        ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 44.27/6.97        ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.97             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 44.27/6.97        ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.97             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 44.27/6.97        ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.97             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 44.27/6.97        ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.97             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 44.27/6.97        ( ~( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.97             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) | 
% 44.27/6.97        ( ~( ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.97             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) ) | 
% 44.27/6.97        ( ~( ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.97             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 44.27/6.97             X9 @ X10 ) ) | 
% 44.27/6.97        ( ~( ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.97             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 44.27/6.97             X9 @ X10 @ X11 ) ) | 
% 44.27/6.97        ( ~( ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.97             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 44.27/6.97             X9 @ X10 @ X11 @ X12 ) ) | 
% 44.27/6.97        ( ~( ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.97             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 44.27/6.97             X9 @ X10 @ X11 @ X12 @ X13 ) ) | 
% 44.27/6.97        ( ~( ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.97             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 44.27/6.97             X9 @ X10 @ X11 @ X12 @ X13 @ X14 ) ) | 
% 44.27/6.97        ( ~( ssNder1_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.97             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 44.27/6.97             X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 ) ) | 
% 44.27/6.97        ( ~( ssNder1_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.97             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 44.27/6.97             X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 ) ) | 
% 44.27/6.97        ( ~( ssNder1_23r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.97             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 44.27/6.97             X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 @ X17 ) ) | 
% 44.27/6.97        ( ~( ssNder1_24r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.97             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 44.27/6.97             X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 @ X17 @ X18 ) ) | 
% 44.27/6.97        ( ~( ssNder1_25r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.97             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 44.27/6.97             X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 ) ) | 
% 44.27/6.97        ( ~( ssNder1_26r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.97             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 44.27/6.97             X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ 
% 44.27/6.97             X20 ) ) ))).
% 44.27/6.97  thf(zf_stmt_36, negated_conjecture,
% 44.27/6.97    (( ssPv25_27r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.97       U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 44.27/6.97       X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21 ) | 
% 44.27/6.97     ( ssPv23_27r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.97       U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 44.27/6.97       X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21 ) | 
% 44.27/6.97     ( ssPv22_27r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.97       U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 44.27/6.97       X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21 ) | 
% 44.27/6.97     ( ssPv2_27r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.97       U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 44.27/6.97       X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21 ) | 
% 44.27/6.97     ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 44.27/6.97     ( ~( ssNder1_2r1r1 @ U @ V ) ) | ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 44.27/6.97     ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 44.27/6.97     ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 44.27/6.97     ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 44.27/6.97     ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 44.27/6.97     ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 44.27/6.97     ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 44.27/6.97     ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.97          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 44.27/6.97     ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.97          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 44.27/6.97     ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.97          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 44.27/6.97     ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.97          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 44.27/6.97     ( ~( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.97          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) | 
% 44.27/6.97     ( ~( ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.97          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) ) | 
% 44.27/6.97     ( ~( ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.97          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 44.27/6.97          X10 ) ) | 
% 44.27/6.97     ( ~( ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.97          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 44.27/6.97          X10 @ X11 ) ) | 
% 44.27/6.97     ( ~( ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.97          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 44.27/6.97          X10 @ X11 @ X12 ) ) | 
% 44.27/6.97     ( ~( ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.97          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 44.27/6.97          X10 @ X11 @ X12 @ X13 ) ) | 
% 44.27/6.97     ( ~( ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.97          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 44.27/6.97          X10 @ X11 @ X12 @ X13 @ X14 ) ) | 
% 44.27/6.97     ( ~( ssNder1_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.97          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 44.27/6.97          X10 @ X11 @ X12 @ X13 @ X14 @ X15 ) ) | 
% 44.27/6.97     ( ~( ssNder1_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.97          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 44.27/6.97          X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 ) ) | 
% 44.27/6.97     ( ~( ssNder1_23r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.97          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 44.27/6.97          X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 @ X17 ) ) | 
% 44.27/6.97     ( ~( ssNder1_24r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.97          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 44.27/6.97          X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 @ X17 @ X18 ) ) | 
% 44.27/6.97     ( ~( ssNder1_25r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.97          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 44.27/6.97          X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 ) ) | 
% 44.27/6.97     ( ~( ssNder1_26r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.97          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 44.27/6.97          X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 ) )),
% 44.27/6.97    inference('cnf.neg', [status(esa)], [clause920])).
% 44.27/6.97  thf(zip_derived_cl8, plain,
% 44.27/6.97      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.97         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/6.97         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i, 
% 44.27/6.97         X21 : $i, X22 : $i, X23 : $i, X24 : $i, X25 : $i, X26 : $i]:
% 44.27/6.97         ( (ssPv25_27r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ 
% 44.27/6.97            X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ 
% 44.27/6.97            X12 @ X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21 @ X22 @ 
% 44.27/6.97            X23 @ X24 @ X25 @ X26)
% 44.27/6.97          |  (ssPv23_27r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ 
% 44.27/6.97              X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ 
% 44.27/6.97              X12 @ X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21 @ 
% 44.27/6.97              X22 @ X23 @ X24 @ X25 @ X26)
% 44.27/6.97          |  (ssPv22_27r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ 
% 44.27/6.97              X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ 
% 44.27/6.97              X12 @ X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21 @ 
% 44.27/6.97              X22 @ X23 @ X24 @ X25 @ X26)
% 44.27/6.97          |  (ssPv2_27r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ 
% 44.27/6.97              X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ 
% 44.27/6.97              X12 @ X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21 @ 
% 44.27/6.97              X22 @ X23 @ X24 @ X25 @ X26)
% 44.27/6.97          | ~ (ssNder1_0)
% 44.27/6.97          | ~ (ssNder1_1r1 @ X0)
% 44.27/6.97          | ~ (ssNder1_2r1r1 @ X0 @ X1)
% 44.27/6.97          | ~ (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)
% 44.27/6.97          | ~ (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)
% 44.27/6.97          | ~ (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)
% 44.27/6.97          | ~ (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)
% 44.27/6.97          | ~ (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)
% 44.27/6.97          | ~ (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 44.27/6.97               X7)
% 44.27/6.97          | ~ (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 44.27/6.97               X6 @ X7 @ X8)
% 44.27/6.97          | ~ (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 44.27/6.97               X6 @ X7 @ X8 @ X9)
% 44.27/6.97          | ~ (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/6.97               X5 @ X6 @ X7 @ X8 @ X9 @ X10)
% 44.27/6.97          | ~ (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/6.97               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11)
% 44.27/6.97          | ~ (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/6.97               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)
% 44.27/6.97          | ~ (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 44.27/6.97               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)
% 44.27/6.97          | ~ (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 44.27/6.97               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)
% 44.27/6.97          | ~ (ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 44.27/6.97               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 44.27/6.97               X14 @ X15)
% 44.27/6.97          | ~ (ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 44.27/6.97               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 44.27/6.97               X14 @ X15 @ X16)
% 44.27/6.97          | ~ (ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 44.27/6.97               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 44.27/6.97               X14 @ X15 @ X16 @ X17)
% 44.27/6.97          | ~ (ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 44.27/6.97               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 44.27/6.97               X14 @ X15 @ X16 @ X17 @ X18)
% 44.27/6.97          | ~ (ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 44.27/6.97               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 44.27/6.97               X14 @ X15 @ X16 @ X17 @ X18 @ X19)
% 44.27/6.97          | ~ (ssNder1_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 44.27/6.97               X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 44.27/6.97               X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20)
% 44.27/6.97          | ~ (ssNder1_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 44.27/6.97               X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 44.27/6.97               X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21)
% 44.27/6.97          | ~ (ssNder1_23r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 44.27/6.97               X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 44.27/6.97               X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21 @ X22)
% 44.27/6.97          | ~ (ssNder1_24r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ 
% 44.27/6.97               X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ 
% 44.27/6.97               X12 @ X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21 @ 
% 44.27/6.97               X22 @ X23)
% 44.27/6.97          | ~ (ssNder1_25r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ 
% 44.27/6.97               X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ 
% 44.27/6.97               X12 @ X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21 @ 
% 44.27/6.97               X22 @ X23 @ X24)
% 44.27/6.97          | ~ (ssNder1_26r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ 
% 44.27/6.97               X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ 
% 44.27/6.97               X12 @ X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21 @ 
% 44.27/6.97               X22 @ X23 @ X24 @ X25))),
% 44.27/6.97      inference('cnf', [status(esa)], [zf_stmt_36])).
% 44.27/6.97  thf(zip_derived_cl927, plain, ( (ssNder1_0)),
% 44.27/6.97      inference('cnf', [status(esa)], [zf_stmt_1])).
% 44.27/6.97  thf(zip_derived_cl933, plain, (![X0 : $i]:  (ssNder1_1r1 @ X0)),
% 44.27/6.97      inference('demod', [status(thm)], [zip_derived_cl926, zip_derived_cl927])).
% 44.27/6.97  thf(zip_derived_cl934, plain,
% 44.27/6.97      (![X0 : $i, X1 : $i]:  (ssNder1_2r1r1 @ X0 @ X1)),
% 44.27/6.97      inference('demod', [status(thm)],
% 44.27/6.97                [zip_derived_cl925, zip_derived_cl927, zip_derived_cl933])).
% 44.27/6.97  thf(zip_derived_cl939, plain,
% 44.27/6.97      (![X0 : $i, X1 : $i, X2 : $i]:  (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)),
% 44.27/6.97      inference('demod', [status(thm)],
% 44.27/6.97                [zip_derived_cl919, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.97                 zip_derived_cl934])).
% 44.27/6.97  thf(zip_derived_cl958, plain,
% 44.27/6.97      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 44.27/6.97          (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)),
% 44.27/6.97      inference('demod', [status(thm)],
% 44.27/6.97                [zip_derived_cl912, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.97                 zip_derived_cl934, zip_derived_cl939])).
% 44.27/6.97  thf(zip_derived_cl973, plain,
% 44.27/6.97      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 44.27/6.97          (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)),
% 44.27/6.97      inference('demod', [status(thm)],
% 44.27/6.97                [zip_derived_cl901, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.97                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958])).
% 44.27/6.97  thf(zip_derived_cl997, plain,
% 44.27/6.97      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 44.27/6.97          (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)),
% 44.27/6.97      inference('demod', [status(thm)],
% 44.27/6.97                [zip_derived_cl886, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.97                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.97                 zip_derived_cl973])).
% 44.27/6.97  thf(zip_derived_cl1026, plain,
% 44.27/6.97      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i]:
% 44.27/6.97          (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)),
% 44.27/6.97      inference('demod', [status(thm)],
% 44.27/6.97                [zip_derived_cl870, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.97                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.97                 zip_derived_cl973, zip_derived_cl997])).
% 44.27/6.97  thf(zip_derived_cl1059, plain,
% 44.27/6.97      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, X7 : $i]:
% 44.27/6.97          (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7)),
% 44.27/6.97      inference('demod', [status(thm)],
% 44.27/6.97                [zip_derived_cl850, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.97                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.97                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026])).
% 44.27/6.97  thf(zip_derived_cl1093, plain,
% 44.27/6.97      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.97         X7 : $i, X8 : $i]:
% 44.27/6.97          (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 44.27/6.97           X7 @ X8)),
% 44.27/6.97      inference('demod', [status(thm)],
% 44.27/6.97                [zip_derived_cl831, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.97                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.97                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.97                 zip_derived_cl1059])).
% 44.27/6.97  thf(zip_derived_cl1139, plain,
% 44.27/6.97      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.97         X7 : $i, X8 : $i, X9 : $i]:
% 44.27/6.97          (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 44.27/6.97           X7 @ X8 @ X9)),
% 44.27/6.97      inference('demod', [status(thm)],
% 44.27/6.97                [zip_derived_cl807, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.97                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.97                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.97                 zip_derived_cl1059, zip_derived_cl1093])).
% 44.27/6.97  thf(zip_derived_cl1196, plain,
% 44.27/6.97      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.97         X7 : $i, X8 : $i, X9 : $i, X10 : $i]:
% 44.27/6.97          (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 44.27/6.97           X6 @ X7 @ X8 @ X9 @ X10)),
% 44.27/6.97      inference('demod', [status(thm)],
% 44.27/6.97                [zip_derived_cl782, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.97                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.97                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.97                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139])).
% 44.27/6.97  thf(zip_derived_cl1246, plain,
% 44.27/6.97      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.97         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i]:
% 44.27/6.97          (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 44.27/6.97           X6 @ X7 @ X8 @ X9 @ X10 @ X11)),
% 44.27/6.97      inference('demod', [status(thm)],
% 44.27/6.97                [zip_derived_cl755, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.97                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.97                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.97                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/6.97                 zip_derived_cl1196])).
% 44.27/6.97  thf(zip_derived_cl1296, plain,
% 44.27/6.97      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.97         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i]:
% 44.27/6.97          (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/6.97           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)),
% 44.27/6.97      inference('demod', [status(thm)],
% 44.27/6.97                [zip_derived_cl728, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.97                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.97                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.97                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/6.97                 zip_derived_cl1196, zip_derived_cl1246])).
% 44.27/6.97  thf(zip_derived_cl1354, plain,
% 44.27/6.97      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.97         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i]:
% 44.27/6.97          (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/6.97           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)),
% 44.27/6.97      inference('demod', [status(thm)],
% 44.27/6.97                [zip_derived_cl695, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.97                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.97                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.97                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/6.97                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296])).
% 44.27/6.97  thf(zip_derived_cl1416, plain,
% 44.27/6.97      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.97         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/6.97         X14 : $i]:
% 44.27/6.97          (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/6.97           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)),
% 44.27/6.97      inference('demod', [status(thm)],
% 44.27/6.97                [zip_derived_cl661, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.97                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.97                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.97                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/6.97                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296, 
% 44.27/6.97                 zip_derived_cl1354])).
% 44.27/6.97  thf(zip_derived_cl1486, plain,
% 44.27/6.97      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.97         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/6.97         X14 : $i, X15 : $i]:
% 44.27/6.97          (ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 44.27/6.97           X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15)),
% 44.27/6.97      inference('demod', [status(thm)],
% 44.27/6.97                [zip_derived_cl623, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.97                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.97                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.97                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/6.97                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296, 
% 44.27/6.97                 zip_derived_cl1354, zip_derived_cl1416])).
% 44.27/6.97  thf(zip_derived_cl1555, plain,
% 44.27/6.97      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.97         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/6.97         X14 : $i, X15 : $i, X16 : $i]:
% 44.27/6.97          (ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 44.27/6.97           X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ 
% 44.27/6.97           X16)),
% 44.27/6.97      inference('demod', [status(thm)],
% 44.27/6.97                [zip_derived_cl587, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.97                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.97                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.97                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/6.97                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296, 
% 44.27/6.97                 zip_derived_cl1354, zip_derived_cl1416, zip_derived_cl1486])).
% 44.27/6.97  thf(zip_derived_cl1625, plain,
% 44.27/6.97      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.97         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/6.97         X14 : $i, X15 : $i, X16 : $i, X17 : $i]:
% 44.27/6.97          (ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 44.27/6.97           X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 44.27/6.97           X15 @ X16 @ X17)),
% 44.27/6.97      inference('demod', [status(thm)],
% 44.27/6.97                [zip_derived_cl548, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.97                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.97                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.97                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/6.97                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296, 
% 44.27/6.97                 zip_derived_cl1354, zip_derived_cl1416, zip_derived_cl1486, 
% 44.27/6.97                 zip_derived_cl1555])).
% 44.27/6.97  thf(zip_derived_cl1687, plain,
% 44.27/6.97      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.97         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/6.97         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i]:
% 44.27/6.97          (ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 44.27/6.97           X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 44.27/6.97           X15 @ X16 @ X17 @ X18)),
% 44.27/6.97      inference('demod', [status(thm)],
% 44.27/6.97                [zip_derived_cl509, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.97                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.97                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.97                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/6.97                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296, 
% 44.27/6.97                 zip_derived_cl1354, zip_derived_cl1416, zip_derived_cl1486, 
% 44.27/6.97                 zip_derived_cl1555, zip_derived_cl1625])).
% 44.27/6.97  thf(zip_derived_cl1752, plain,
% 44.27/6.97      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.97         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/6.97         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i]:
% 44.27/6.97          (ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 44.27/6.97           X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 44.27/6.97           X15 @ X16 @ X17 @ X18 @ X19)),
% 44.27/6.97      inference('demod', [status(thm)],
% 44.27/6.97                [zip_derived_cl471, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.97                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.97                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.97                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/6.97                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296, 
% 44.27/6.97                 zip_derived_cl1354, zip_derived_cl1416, zip_derived_cl1486, 
% 44.27/6.97                 zip_derived_cl1555, zip_derived_cl1625, zip_derived_cl1687])).
% 44.27/6.97  thf(zip_derived_cl1820, plain,
% 44.27/6.97      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.97         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/6.97         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i]:
% 44.27/6.97          (ssNder1_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 44.27/6.97           X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 44.27/6.97           X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20)),
% 44.27/6.97      inference('demod', [status(thm)],
% 44.27/6.97                [zip_derived_cl428, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.97                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.97                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.97                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/6.97                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296, 
% 44.27/6.97                 zip_derived_cl1354, zip_derived_cl1416, zip_derived_cl1486, 
% 44.27/6.97                 zip_derived_cl1555, zip_derived_cl1625, zip_derived_cl1687, 
% 44.27/6.97                 zip_derived_cl1752])).
% 44.27/6.97  thf(zip_derived_cl1925, plain,
% 44.27/6.97      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.97         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/6.97         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i, 
% 44.27/6.97         X21 : $i]:
% 44.27/6.97          (ssNder1_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 44.27/6.97           X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 44.27/6.97           X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21)),
% 44.27/6.97      inference('demod', [status(thm)],
% 44.27/6.97                [zip_derived_cl377, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.97                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.97                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.97                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/6.97                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296, 
% 44.27/6.97                 zip_derived_cl1354, zip_derived_cl1416, zip_derived_cl1486, 
% 44.27/6.97                 zip_derived_cl1555, zip_derived_cl1625, zip_derived_cl1687, 
% 44.27/6.97                 zip_derived_cl1752, zip_derived_cl1820])).
% 44.27/6.97  thf(clause600, conjecture,
% 44.27/6.97    (~( ( ssNder1_23r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.97          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 44.27/6.97          X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 @ X17 ) | 
% 44.27/6.97        ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 44.27/6.97        ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 44.27/6.97        ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 44.27/6.97        ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 44.27/6.97        ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 44.27/6.97        ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 44.27/6.97        ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 44.27/6.97        ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 44.27/6.97        ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 44.27/6.97        ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.97             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 44.27/6.97        ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.97             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 44.27/6.97        ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.97             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 44.27/6.97        ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.97             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 44.27/6.97        ( ~( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.97             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) | 
% 44.27/6.97        ( ~( ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.97             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) ) | 
% 44.27/6.97        ( ~( ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.97             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 44.27/6.97             X9 @ X10 ) ) | 
% 44.27/6.97        ( ~( ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.97             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 44.27/6.97             X9 @ X10 @ X11 ) ) | 
% 44.27/6.97        ( ~( ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.97             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 44.27/6.97             X9 @ X10 @ X11 @ X12 ) ) | 
% 44.27/6.97        ( ~( ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.97             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 44.27/6.97             X9 @ X10 @ X11 @ X12 @ X13 ) ) | 
% 44.27/6.97        ( ~( ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.97             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 44.27/6.97             X9 @ X10 @ X11 @ X12 @ X13 @ X14 ) ) | 
% 44.27/6.97        ( ~( ssNder1_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.97             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 44.27/6.97             X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 ) ) | 
% 44.27/6.97        ( ~( ssNder1_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.97             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 44.27/6.97             X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 ) ) ))).
% 44.27/6.97  thf(zf_stmt_37, negated_conjecture,
% 44.27/6.97    (( ssNder1_23r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.97       U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 44.27/6.97       X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 @ X17 ) | 
% 44.27/6.97     ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 44.27/6.97     ( ~( ssNder1_2r1r1 @ U @ V ) ) | ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 44.27/6.97     ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 44.27/6.97     ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 44.27/6.97     ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 44.27/6.97     ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 44.27/6.97     ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 44.27/6.97     ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 44.27/6.97     ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.97          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 44.27/6.97     ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.97          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 44.27/6.97     ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.97          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 44.27/6.97     ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.97          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 44.27/6.97     ( ~( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.97          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) | 
% 44.27/6.97     ( ~( ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.97          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) ) | 
% 44.27/6.97     ( ~( ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.97          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 44.27/6.97          X10 ) ) | 
% 44.27/6.97     ( ~( ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.97          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 44.27/6.97          X10 @ X11 ) ) | 
% 44.27/6.97     ( ~( ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.97          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 44.27/6.97          X10 @ X11 @ X12 ) ) | 
% 44.27/6.97     ( ~( ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.97          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 44.27/6.97          X10 @ X11 @ X12 @ X13 ) ) | 
% 44.27/6.97     ( ~( ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.97          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 44.27/6.97          X10 @ X11 @ X12 @ X13 @ X14 ) ) | 
% 44.27/6.97     ( ~( ssNder1_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.97          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 44.27/6.97          X10 @ X11 @ X12 @ X13 @ X14 @ X15 ) ) | 
% 44.27/6.97     ( ~( ssNder1_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.97          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 44.27/6.97          X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 ) )),
% 44.27/6.97    inference('cnf.neg', [status(esa)], [clause600])).
% 44.27/6.97  thf(zip_derived_cl328, plain,
% 44.27/6.97      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.97         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/6.97         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i, 
% 44.27/6.97         X21 : $i, X22 : $i]:
% 44.27/6.97         ( (ssNder1_23r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 44.27/6.97            X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 44.27/6.97            X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21 @ X22)
% 44.27/6.97          | ~ (ssNder1_0)
% 44.27/6.97          | ~ (ssNder1_1r1 @ X0)
% 44.27/6.97          | ~ (ssNder1_2r1r1 @ X0 @ X1)
% 44.27/6.97          | ~ (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)
% 44.27/6.97          | ~ (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)
% 44.27/6.97          | ~ (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)
% 44.27/6.97          | ~ (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)
% 44.27/6.97          | ~ (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)
% 44.27/6.97          | ~ (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 44.27/6.97               X7)
% 44.27/6.97          | ~ (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 44.27/6.97               X6 @ X7 @ X8)
% 44.27/6.97          | ~ (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 44.27/6.97               X6 @ X7 @ X8 @ X9)
% 44.27/6.97          | ~ (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/6.97               X5 @ X6 @ X7 @ X8 @ X9 @ X10)
% 44.27/6.97          | ~ (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/6.97               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11)
% 44.27/6.97          | ~ (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/6.97               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)
% 44.27/6.97          | ~ (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 44.27/6.97               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)
% 44.27/6.97          | ~ (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 44.27/6.97               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)
% 44.27/6.97          | ~ (ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 44.27/6.97               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 44.27/6.97               X14 @ X15)
% 44.27/6.97          | ~ (ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 44.27/6.97               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 44.27/6.97               X14 @ X15 @ X16)
% 44.27/6.97          | ~ (ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 44.27/6.97               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 44.27/6.97               X14 @ X15 @ X16 @ X17)
% 44.27/6.97          | ~ (ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 44.27/6.97               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 44.27/6.97               X14 @ X15 @ X16 @ X17 @ X18)
% 44.27/6.97          | ~ (ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 44.27/6.97               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 44.27/6.97               X14 @ X15 @ X16 @ X17 @ X18 @ X19)
% 44.27/6.97          | ~ (ssNder1_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 44.27/6.97               X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 44.27/6.97               X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20)
% 44.27/6.97          | ~ (ssNder1_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 44.27/6.97               X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 44.27/6.97               X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21))),
% 44.27/6.97      inference('cnf', [status(esa)], [zf_stmt_37])).
% 44.27/6.97  thf(zip_derived_cl927, plain, ( (ssNder1_0)),
% 44.27/6.97      inference('cnf', [status(esa)], [zf_stmt_1])).
% 44.27/6.97  thf(zip_derived_cl933, plain, (![X0 : $i]:  (ssNder1_1r1 @ X0)),
% 44.27/6.97      inference('demod', [status(thm)], [zip_derived_cl926, zip_derived_cl927])).
% 44.27/6.97  thf(zip_derived_cl934, plain,
% 44.27/6.97      (![X0 : $i, X1 : $i]:  (ssNder1_2r1r1 @ X0 @ X1)),
% 44.27/6.97      inference('demod', [status(thm)],
% 44.27/6.97                [zip_derived_cl925, zip_derived_cl927, zip_derived_cl933])).
% 44.27/6.97  thf(zip_derived_cl939, plain,
% 44.27/6.97      (![X0 : $i, X1 : $i, X2 : $i]:  (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)),
% 44.27/6.97      inference('demod', [status(thm)],
% 44.27/6.97                [zip_derived_cl919, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.97                 zip_derived_cl934])).
% 44.27/6.97  thf(zip_derived_cl958, plain,
% 44.27/6.97      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 44.27/6.97          (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)),
% 44.27/6.97      inference('demod', [status(thm)],
% 44.27/6.97                [zip_derived_cl912, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.97                 zip_derived_cl934, zip_derived_cl939])).
% 44.27/6.97  thf(zip_derived_cl973, plain,
% 44.27/6.97      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 44.27/6.97          (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)),
% 44.27/6.97      inference('demod', [status(thm)],
% 44.27/6.97                [zip_derived_cl901, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.97                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958])).
% 44.27/6.97  thf(zip_derived_cl997, plain,
% 44.27/6.97      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 44.27/6.97          (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)),
% 44.27/6.97      inference('demod', [status(thm)],
% 44.27/6.97                [zip_derived_cl886, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.97                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.97                 zip_derived_cl973])).
% 44.27/6.97  thf(zip_derived_cl1026, plain,
% 44.27/6.97      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i]:
% 44.27/6.97          (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)),
% 44.27/6.97      inference('demod', [status(thm)],
% 44.27/6.97                [zip_derived_cl870, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.97                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.97                 zip_derived_cl973, zip_derived_cl997])).
% 44.27/6.97  thf(zip_derived_cl1059, plain,
% 44.27/6.97      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, X7 : $i]:
% 44.27/6.97          (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7)),
% 44.27/6.97      inference('demod', [status(thm)],
% 44.27/6.97                [zip_derived_cl850, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.97                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.97                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026])).
% 44.27/6.97  thf(zip_derived_cl1093, plain,
% 44.27/6.97      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.97         X7 : $i, X8 : $i]:
% 44.27/6.97          (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 44.27/6.97           X7 @ X8)),
% 44.27/6.97      inference('demod', [status(thm)],
% 44.27/6.97                [zip_derived_cl831, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.97                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.97                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.97                 zip_derived_cl1059])).
% 44.27/6.97  thf(zip_derived_cl1139, plain,
% 44.27/6.97      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.97         X7 : $i, X8 : $i, X9 : $i]:
% 44.27/6.97          (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 44.27/6.97           X7 @ X8 @ X9)),
% 44.27/6.97      inference('demod', [status(thm)],
% 44.27/6.97                [zip_derived_cl807, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.97                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.97                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.97                 zip_derived_cl1059, zip_derived_cl1093])).
% 44.27/6.97  thf(zip_derived_cl1196, plain,
% 44.27/6.97      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.97         X7 : $i, X8 : $i, X9 : $i, X10 : $i]:
% 44.27/6.97          (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 44.27/6.97           X6 @ X7 @ X8 @ X9 @ X10)),
% 44.27/6.97      inference('demod', [status(thm)],
% 44.27/6.97                [zip_derived_cl782, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.97                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.97                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.97                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139])).
% 44.27/6.97  thf(zip_derived_cl1246, plain,
% 44.27/6.97      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.97         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i]:
% 44.27/6.97          (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 44.27/6.97           X6 @ X7 @ X8 @ X9 @ X10 @ X11)),
% 44.27/6.97      inference('demod', [status(thm)],
% 44.27/6.97                [zip_derived_cl755, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.97                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.97                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.97                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/6.97                 zip_derived_cl1196])).
% 44.27/6.97  thf(zip_derived_cl1296, plain,
% 44.27/6.97      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.97         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i]:
% 44.27/6.97          (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/6.97           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)),
% 44.27/6.97      inference('demod', [status(thm)],
% 44.27/6.97                [zip_derived_cl728, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.97                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.97                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.97                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/6.97                 zip_derived_cl1196, zip_derived_cl1246])).
% 44.27/6.97  thf(zip_derived_cl1354, plain,
% 44.27/6.97      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.97         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i]:
% 44.27/6.97          (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/6.97           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)),
% 44.27/6.97      inference('demod', [status(thm)],
% 44.27/6.97                [zip_derived_cl695, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.97                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.97                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.97                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/6.97                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296])).
% 44.27/6.97  thf(zip_derived_cl1416, plain,
% 44.27/6.97      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.97         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/6.97         X14 : $i]:
% 44.27/6.97          (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/6.97           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)),
% 44.27/6.97      inference('demod', [status(thm)],
% 44.27/6.97                [zip_derived_cl661, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.97                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.97                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.97                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/6.97                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296, 
% 44.27/6.97                 zip_derived_cl1354])).
% 44.27/6.97  thf(zip_derived_cl1486, plain,
% 44.27/6.97      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.97         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/6.97         X14 : $i, X15 : $i]:
% 44.27/6.97          (ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 44.27/6.97           X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15)),
% 44.27/6.97      inference('demod', [status(thm)],
% 44.27/6.97                [zip_derived_cl623, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.97                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.97                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.97                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/6.97                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296, 
% 44.27/6.97                 zip_derived_cl1354, zip_derived_cl1416])).
% 44.27/6.97  thf(zip_derived_cl1555, plain,
% 44.27/6.97      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.97         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/6.97         X14 : $i, X15 : $i, X16 : $i]:
% 44.27/6.97          (ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 44.27/6.97           X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ 
% 44.27/6.97           X16)),
% 44.27/6.97      inference('demod', [status(thm)],
% 44.27/6.97                [zip_derived_cl587, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.97                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.97                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.97                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/6.97                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296, 
% 44.27/6.97                 zip_derived_cl1354, zip_derived_cl1416, zip_derived_cl1486])).
% 44.27/6.97  thf(zip_derived_cl1625, plain,
% 44.27/6.97      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.97         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/6.97         X14 : $i, X15 : $i, X16 : $i, X17 : $i]:
% 44.27/6.97          (ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 44.27/6.97           X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 44.27/6.97           X15 @ X16 @ X17)),
% 44.27/6.97      inference('demod', [status(thm)],
% 44.27/6.97                [zip_derived_cl548, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.97                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.97                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.97                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/6.97                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296, 
% 44.27/6.97                 zip_derived_cl1354, zip_derived_cl1416, zip_derived_cl1486, 
% 44.27/6.97                 zip_derived_cl1555])).
% 44.27/6.97  thf(zip_derived_cl1687, plain,
% 44.27/6.97      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.97         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/6.97         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i]:
% 44.27/6.97          (ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 44.27/6.97           X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 44.27/6.97           X15 @ X16 @ X17 @ X18)),
% 44.27/6.97      inference('demod', [status(thm)],
% 44.27/6.97                [zip_derived_cl509, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.97                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.97                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.97                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/6.97                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296, 
% 44.27/6.97                 zip_derived_cl1354, zip_derived_cl1416, zip_derived_cl1486, 
% 44.27/6.97                 zip_derived_cl1555, zip_derived_cl1625])).
% 44.27/6.97  thf(zip_derived_cl1752, plain,
% 44.27/6.97      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.97         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/6.97         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i]:
% 44.27/6.97          (ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 44.27/6.97           X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 44.27/6.97           X15 @ X16 @ X17 @ X18 @ X19)),
% 44.27/6.97      inference('demod', [status(thm)],
% 44.27/6.97                [zip_derived_cl471, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.97                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.97                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.97                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/6.97                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296, 
% 44.27/6.97                 zip_derived_cl1354, zip_derived_cl1416, zip_derived_cl1486, 
% 44.27/6.97                 zip_derived_cl1555, zip_derived_cl1625, zip_derived_cl1687])).
% 44.27/6.97  thf(zip_derived_cl1820, plain,
% 44.27/6.97      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.97         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/6.97         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i]:
% 44.27/6.97          (ssNder1_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 44.27/6.97           X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 44.27/6.97           X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20)),
% 44.27/6.97      inference('demod', [status(thm)],
% 44.27/6.97                [zip_derived_cl428, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.97                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.97                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.97                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/6.97                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296, 
% 44.27/6.97                 zip_derived_cl1354, zip_derived_cl1416, zip_derived_cl1486, 
% 44.27/6.97                 zip_derived_cl1555, zip_derived_cl1625, zip_derived_cl1687, 
% 44.27/6.97                 zip_derived_cl1752])).
% 44.27/6.97  thf(zip_derived_cl1925, plain,
% 44.27/6.97      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.97         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/6.97         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i, 
% 44.27/6.97         X21 : $i]:
% 44.27/6.97          (ssNder1_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 44.27/6.97           X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 44.27/6.97           X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21)),
% 44.27/6.97      inference('demod', [status(thm)],
% 44.27/6.97                [zip_derived_cl377, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.97                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.97                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.97                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/6.97                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296, 
% 44.27/6.97                 zip_derived_cl1354, zip_derived_cl1416, zip_derived_cl1486, 
% 44.27/6.97                 zip_derived_cl1555, zip_derived_cl1625, zip_derived_cl1687, 
% 44.27/6.97                 zip_derived_cl1752, zip_derived_cl1820])).
% 44.27/6.97  thf(zip_derived_cl2018, plain,
% 44.27/6.97      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.97         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/6.97         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i, 
% 44.27/6.97         X21 : $i, X22 : $i]:
% 44.27/6.97          (ssNder1_23r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 44.27/6.97           X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 44.27/6.97           X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21 @ X22)),
% 44.27/6.97      inference('demod', [status(thm)],
% 44.27/6.97                [zip_derived_cl328, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.97                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.97                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.97                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/6.97                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296, 
% 44.27/6.97                 zip_derived_cl1354, zip_derived_cl1416, zip_derived_cl1486, 
% 44.27/6.97                 zip_derived_cl1555, zip_derived_cl1625, zip_derived_cl1687, 
% 44.27/6.97                 zip_derived_cl1752, zip_derived_cl1820, zip_derived_cl1925])).
% 44.27/6.97  thf(clause654, conjecture,
% 44.27/6.97    (~( ( ssNder1_24r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.97          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 44.27/6.97          X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 @ X17 @ X18 ) | 
% 44.27/6.97        ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 44.27/6.97        ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 44.27/6.97        ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 44.27/6.97        ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 44.27/6.97        ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 44.27/6.97        ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 44.27/6.97        ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 44.27/6.97        ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 44.27/6.97        ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 44.27/6.97        ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.97             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 44.27/6.97        ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.97             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 44.27/6.97        ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.97             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 44.27/6.97        ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.97             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 44.27/6.97        ( ~( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.97             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) | 
% 44.27/6.97        ( ~( ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.97             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) ) | 
% 44.27/6.97        ( ~( ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.97             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 44.27/6.97             X9 @ X10 ) ) | 
% 44.27/6.97        ( ~( ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.97             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 44.27/6.97             X9 @ X10 @ X11 ) ) | 
% 44.27/6.97        ( ~( ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.97             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 44.27/6.97             X9 @ X10 @ X11 @ X12 ) ) | 
% 44.27/6.97        ( ~( ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.97             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 44.27/6.97             X9 @ X10 @ X11 @ X12 @ X13 ) ) | 
% 44.27/6.97        ( ~( ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.97             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 44.27/6.97             X9 @ X10 @ X11 @ X12 @ X13 @ X14 ) ) | 
% 44.27/6.97        ( ~( ssNder1_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.97             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 44.27/6.97             X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 ) ) | 
% 44.27/6.97        ( ~( ssNder1_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.97             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 44.27/6.97             X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 ) ) | 
% 44.27/6.97        ( ~( ssNder1_23r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.97             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 44.27/6.97             X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 @ X17 ) ) ))).
% 44.27/6.97  thf(zf_stmt_38, negated_conjecture,
% 44.27/6.97    (( ssNder1_24r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.97       U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 44.27/6.97       X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 @ X17 @ X18 ) | 
% 44.27/6.97     ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 44.27/6.97     ( ~( ssNder1_2r1r1 @ U @ V ) ) | ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 44.27/6.97     ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 44.27/6.97     ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 44.27/6.97     ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 44.27/6.97     ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 44.27/6.97     ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 44.27/6.97     ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 44.27/6.97     ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.97          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 44.27/6.97     ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.97          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 44.27/6.97     ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.97          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 44.27/6.97     ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.97          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 44.27/6.97     ( ~( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.97          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) | 
% 44.27/6.97     ( ~( ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.97          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) ) | 
% 44.27/6.97     ( ~( ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.97          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 44.27/6.97          X10 ) ) | 
% 44.27/6.97     ( ~( ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.97          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 44.27/6.97          X10 @ X11 ) ) | 
% 44.27/6.97     ( ~( ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.97          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 44.27/6.97          X10 @ X11 @ X12 ) ) | 
% 44.27/6.97     ( ~( ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.97          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 44.27/6.97          X10 @ X11 @ X12 @ X13 ) ) | 
% 44.27/6.97     ( ~( ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.97          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 44.27/6.97          X10 @ X11 @ X12 @ X13 @ X14 ) ) | 
% 44.27/6.97     ( ~( ssNder1_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.97          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 44.27/6.97          X10 @ X11 @ X12 @ X13 @ X14 @ X15 ) ) | 
% 44.27/6.97     ( ~( ssNder1_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.97          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 44.27/6.97          X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 ) ) | 
% 44.27/6.97     ( ~( ssNder1_23r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.97          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 44.27/6.97          X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 @ X17 ) )),
% 44.27/6.97    inference('cnf.neg', [status(esa)], [clause654])).
% 44.27/6.97  thf(zip_derived_cl274, plain,
% 44.27/6.97      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.97         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/6.97         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i, 
% 44.27/6.97         X21 : $i, X22 : $i, X23 : $i]:
% 44.27/6.97         ( (ssNder1_24r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 44.27/6.97            X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 44.27/6.97            X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21 @ X22 @ X23)
% 44.27/6.97          | ~ (ssNder1_0)
% 44.27/6.97          | ~ (ssNder1_1r1 @ X0)
% 44.27/6.97          | ~ (ssNder1_2r1r1 @ X0 @ X1)
% 44.27/6.97          | ~ (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)
% 44.27/6.97          | ~ (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)
% 44.27/6.97          | ~ (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)
% 44.27/6.97          | ~ (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)
% 44.27/6.97          | ~ (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)
% 44.27/6.97          | ~ (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 44.27/6.97               X7)
% 44.27/6.97          | ~ (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 44.27/6.97               X6 @ X7 @ X8)
% 44.27/6.97          | ~ (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 44.27/6.97               X6 @ X7 @ X8 @ X9)
% 44.27/6.97          | ~ (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/6.97               X5 @ X6 @ X7 @ X8 @ X9 @ X10)
% 44.27/6.97          | ~ (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/6.97               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11)
% 44.27/6.97          | ~ (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/6.97               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)
% 44.27/6.97          | ~ (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 44.27/6.97               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)
% 44.27/6.97          | ~ (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 44.27/6.97               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)
% 44.27/6.97          | ~ (ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 44.27/6.97               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 44.27/6.97               X14 @ X15)
% 44.27/6.97          | ~ (ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 44.27/6.97               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 44.27/6.97               X14 @ X15 @ X16)
% 44.27/6.97          | ~ (ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 44.27/6.97               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 44.27/6.97               X14 @ X15 @ X16 @ X17)
% 44.27/6.97          | ~ (ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 44.27/6.97               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 44.27/6.97               X14 @ X15 @ X16 @ X17 @ X18)
% 44.27/6.97          | ~ (ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 44.27/6.97               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 44.27/6.97               X14 @ X15 @ X16 @ X17 @ X18 @ X19)
% 44.27/6.97          | ~ (ssNder1_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 44.27/6.97               X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 44.27/6.97               X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20)
% 44.27/6.97          | ~ (ssNder1_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 44.27/6.97               X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 44.27/6.97               X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21)
% 44.27/6.97          | ~ (ssNder1_23r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 44.27/6.97               X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 44.27/6.97               X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21 @ X22))),
% 44.27/6.97      inference('cnf', [status(esa)], [zf_stmt_38])).
% 44.27/6.97  thf(zip_derived_cl927, plain, ( (ssNder1_0)),
% 44.27/6.97      inference('cnf', [status(esa)], [zf_stmt_1])).
% 44.27/6.97  thf(zip_derived_cl933, plain, (![X0 : $i]:  (ssNder1_1r1 @ X0)),
% 44.27/6.97      inference('demod', [status(thm)], [zip_derived_cl926, zip_derived_cl927])).
% 44.27/6.97  thf(zip_derived_cl934, plain,
% 44.27/6.97      (![X0 : $i, X1 : $i]:  (ssNder1_2r1r1 @ X0 @ X1)),
% 44.27/6.97      inference('demod', [status(thm)],
% 44.27/6.97                [zip_derived_cl925, zip_derived_cl927, zip_derived_cl933])).
% 44.27/6.97  thf(zip_derived_cl939, plain,
% 44.27/6.97      (![X0 : $i, X1 : $i, X2 : $i]:  (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)),
% 44.27/6.97      inference('demod', [status(thm)],
% 44.27/6.97                [zip_derived_cl919, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.97                 zip_derived_cl934])).
% 44.27/6.97  thf(zip_derived_cl958, plain,
% 44.27/6.97      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 44.27/6.97          (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)),
% 44.27/6.97      inference('demod', [status(thm)],
% 44.27/6.97                [zip_derived_cl912, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.97                 zip_derived_cl934, zip_derived_cl939])).
% 44.27/6.97  thf(zip_derived_cl973, plain,
% 44.27/6.97      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 44.27/6.97          (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)),
% 44.27/6.97      inference('demod', [status(thm)],
% 44.27/6.97                [zip_derived_cl901, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.97                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958])).
% 44.27/6.97  thf(zip_derived_cl997, plain,
% 44.27/6.97      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 44.27/6.97          (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)),
% 44.27/6.97      inference('demod', [status(thm)],
% 44.27/6.97                [zip_derived_cl886, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.97                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.97                 zip_derived_cl973])).
% 44.27/6.97  thf(zip_derived_cl1026, plain,
% 44.27/6.97      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i]:
% 44.27/6.97          (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)),
% 44.27/6.97      inference('demod', [status(thm)],
% 44.27/6.97                [zip_derived_cl870, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.97                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.97                 zip_derived_cl973, zip_derived_cl997])).
% 44.27/6.97  thf(zip_derived_cl1059, plain,
% 44.27/6.97      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, X7 : $i]:
% 44.27/6.97          (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7)),
% 44.27/6.97      inference('demod', [status(thm)],
% 44.27/6.97                [zip_derived_cl850, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.97                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.97                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026])).
% 44.27/6.97  thf(zip_derived_cl1093, plain,
% 44.27/6.97      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.97         X7 : $i, X8 : $i]:
% 44.27/6.97          (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 44.27/6.97           X7 @ X8)),
% 44.27/6.97      inference('demod', [status(thm)],
% 44.27/6.97                [zip_derived_cl831, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.97                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.97                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.97                 zip_derived_cl1059])).
% 44.27/6.97  thf(zip_derived_cl1139, plain,
% 44.27/6.97      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.97         X7 : $i, X8 : $i, X9 : $i]:
% 44.27/6.97          (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 44.27/6.97           X7 @ X8 @ X9)),
% 44.27/6.97      inference('demod', [status(thm)],
% 44.27/6.97                [zip_derived_cl807, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.97                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.97                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.97                 zip_derived_cl1059, zip_derived_cl1093])).
% 44.27/6.97  thf(zip_derived_cl1196, plain,
% 44.27/6.97      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.97         X7 : $i, X8 : $i, X9 : $i, X10 : $i]:
% 44.27/6.97          (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 44.27/6.97           X6 @ X7 @ X8 @ X9 @ X10)),
% 44.27/6.97      inference('demod', [status(thm)],
% 44.27/6.97                [zip_derived_cl782, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.97                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.97                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.97                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139])).
% 44.27/6.97  thf(zip_derived_cl1246, plain,
% 44.27/6.97      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.97         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i]:
% 44.27/6.97          (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 44.27/6.97           X6 @ X7 @ X8 @ X9 @ X10 @ X11)),
% 44.27/6.97      inference('demod', [status(thm)],
% 44.27/6.97                [zip_derived_cl755, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.97                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.97                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.97                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/6.97                 zip_derived_cl1196])).
% 44.27/6.97  thf(zip_derived_cl1296, plain,
% 44.27/6.97      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.97         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i]:
% 44.27/6.97          (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/6.97           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)),
% 44.27/6.97      inference('demod', [status(thm)],
% 44.27/6.97                [zip_derived_cl728, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.97                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.97                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.97                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/6.97                 zip_derived_cl1196, zip_derived_cl1246])).
% 44.27/6.97  thf(zip_derived_cl1354, plain,
% 44.27/6.97      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.97         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i]:
% 44.27/6.97          (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/6.97           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)),
% 44.27/6.97      inference('demod', [status(thm)],
% 44.27/6.97                [zip_derived_cl695, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.97                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.97                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.97                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/6.97                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296])).
% 44.27/6.97  thf(zip_derived_cl1416, plain,
% 44.27/6.97      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.97         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/6.97         X14 : $i]:
% 44.27/6.97          (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/6.97           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)),
% 44.27/6.97      inference('demod', [status(thm)],
% 44.27/6.97                [zip_derived_cl661, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.97                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.97                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.97                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/6.97                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296, 
% 44.27/6.97                 zip_derived_cl1354])).
% 44.27/6.97  thf(zip_derived_cl1486, plain,
% 44.27/6.97      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.97         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/6.97         X14 : $i, X15 : $i]:
% 44.27/6.97          (ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 44.27/6.97           X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15)),
% 44.27/6.97      inference('demod', [status(thm)],
% 44.27/6.97                [zip_derived_cl623, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.97                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.97                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.97                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/6.97                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296, 
% 44.27/6.97                 zip_derived_cl1354, zip_derived_cl1416])).
% 44.27/6.97  thf(zip_derived_cl1555, plain,
% 44.27/6.97      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.97         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/6.97         X14 : $i, X15 : $i, X16 : $i]:
% 44.27/6.97          (ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 44.27/6.97           X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ 
% 44.27/6.97           X16)),
% 44.27/6.97      inference('demod', [status(thm)],
% 44.27/6.97                [zip_derived_cl587, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.97                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.97                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.97                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/6.97                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296, 
% 44.27/6.97                 zip_derived_cl1354, zip_derived_cl1416, zip_derived_cl1486])).
% 44.27/6.97  thf(zip_derived_cl1625, plain,
% 44.27/6.97      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.97         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/6.97         X14 : $i, X15 : $i, X16 : $i, X17 : $i]:
% 44.27/6.97          (ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 44.27/6.97           X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 44.27/6.97           X15 @ X16 @ X17)),
% 44.27/6.97      inference('demod', [status(thm)],
% 44.27/6.97                [zip_derived_cl548, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.97                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.97                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.97                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/6.97                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296, 
% 44.27/6.97                 zip_derived_cl1354, zip_derived_cl1416, zip_derived_cl1486, 
% 44.27/6.97                 zip_derived_cl1555])).
% 44.27/6.97  thf(zip_derived_cl1687, plain,
% 44.27/6.97      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.97         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/6.97         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i]:
% 44.27/6.97          (ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 44.27/6.97           X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 44.27/6.97           X15 @ X16 @ X17 @ X18)),
% 44.27/6.97      inference('demod', [status(thm)],
% 44.27/6.97                [zip_derived_cl509, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.97                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.97                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.97                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/6.97                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296, 
% 44.27/6.97                 zip_derived_cl1354, zip_derived_cl1416, zip_derived_cl1486, 
% 44.27/6.97                 zip_derived_cl1555, zip_derived_cl1625])).
% 44.27/6.97  thf(zip_derived_cl1752, plain,
% 44.27/6.97      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.97         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/6.97         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i]:
% 44.27/6.97          (ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 44.27/6.97           X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 44.27/6.97           X15 @ X16 @ X17 @ X18 @ X19)),
% 44.27/6.97      inference('demod', [status(thm)],
% 44.27/6.97                [zip_derived_cl471, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.97                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.97                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.97                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/6.97                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296, 
% 44.27/6.97                 zip_derived_cl1354, zip_derived_cl1416, zip_derived_cl1486, 
% 44.27/6.97                 zip_derived_cl1555, zip_derived_cl1625, zip_derived_cl1687])).
% 44.27/6.97  thf(zip_derived_cl1820, plain,
% 44.27/6.97      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.97         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/6.97         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i]:
% 44.27/6.97          (ssNder1_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 44.27/6.97           X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 44.27/6.97           X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20)),
% 44.27/6.97      inference('demod', [status(thm)],
% 44.27/6.97                [zip_derived_cl428, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.97                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.97                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.97                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/6.97                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296, 
% 44.27/6.97                 zip_derived_cl1354, zip_derived_cl1416, zip_derived_cl1486, 
% 44.27/6.97                 zip_derived_cl1555, zip_derived_cl1625, zip_derived_cl1687, 
% 44.27/6.97                 zip_derived_cl1752])).
% 44.27/6.97  thf(zip_derived_cl1925, plain,
% 44.27/6.97      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.97         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/6.97         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i, 
% 44.27/6.97         X21 : $i]:
% 44.27/6.97          (ssNder1_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 44.27/6.97           X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 44.27/6.97           X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21)),
% 44.27/6.97      inference('demod', [status(thm)],
% 44.27/6.97                [zip_derived_cl377, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.97                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.97                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.97                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/6.97                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296, 
% 44.27/6.97                 zip_derived_cl1354, zip_derived_cl1416, zip_derived_cl1486, 
% 44.27/6.97                 zip_derived_cl1555, zip_derived_cl1625, zip_derived_cl1687, 
% 44.27/6.97                 zip_derived_cl1752, zip_derived_cl1820])).
% 44.27/6.97  thf(zip_derived_cl2018, plain,
% 44.27/6.97      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.97         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/6.97         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i, 
% 44.27/6.97         X21 : $i, X22 : $i]:
% 44.27/6.97          (ssNder1_23r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 44.27/6.97           X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 44.27/6.97           X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21 @ X22)),
% 44.27/6.97      inference('demod', [status(thm)],
% 44.27/6.97                [zip_derived_cl328, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.97                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.97                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.97                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/6.97                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296, 
% 44.27/6.97                 zip_derived_cl1354, zip_derived_cl1416, zip_derived_cl1486, 
% 44.27/6.97                 zip_derived_cl1555, zip_derived_cl1625, zip_derived_cl1687, 
% 44.27/6.97                 zip_derived_cl1752, zip_derived_cl1820, zip_derived_cl1925])).
% 44.27/6.97  thf(zip_derived_cl2214, plain,
% 44.27/6.97      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.97         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/6.97         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i, 
% 44.27/6.97         X21 : $i, X22 : $i, X23 : $i]:
% 44.27/6.97          (ssNder1_24r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 44.27/6.97           X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 44.27/6.97           X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21 @ X22 @ X23)),
% 44.27/6.97      inference('demod', [status(thm)],
% 44.27/6.97                [zip_derived_cl274, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.97                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.97                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.97                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/6.97                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296, 
% 44.27/6.97                 zip_derived_cl1354, zip_derived_cl1416, zip_derived_cl1486, 
% 44.27/6.97                 zip_derived_cl1555, zip_derived_cl1625, zip_derived_cl1687, 
% 44.27/6.97                 zip_derived_cl1752, zip_derived_cl1820, zip_derived_cl1925, 
% 44.27/6.97                 zip_derived_cl2018])).
% 44.27/6.97  thf(clause705, conjecture,
% 44.27/6.97    (~( ( ssNder1_25r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.97          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 44.27/6.97          X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 ) | 
% 44.27/6.97        ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 44.27/6.97        ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 44.27/6.97        ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 44.27/6.97        ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 44.27/6.97        ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 44.27/6.97        ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 44.27/6.97        ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 44.27/6.97        ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 44.27/6.97        ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 44.27/6.97        ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.97             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 44.27/6.97        ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.97             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 44.27/6.97        ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.97             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 44.27/6.97        ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.97             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 44.27/6.97        ( ~( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.97             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) | 
% 44.27/6.97        ( ~( ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.97             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) ) | 
% 44.27/6.97        ( ~( ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.97             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 44.27/6.97             X9 @ X10 ) ) | 
% 44.27/6.97        ( ~( ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.97             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 44.27/6.97             X9 @ X10 @ X11 ) ) | 
% 44.27/6.97        ( ~( ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.97             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 44.27/6.97             X9 @ X10 @ X11 @ X12 ) ) | 
% 44.27/6.97        ( ~( ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.97             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 44.27/6.97             X9 @ X10 @ X11 @ X12 @ X13 ) ) | 
% 44.27/6.97        ( ~( ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.97             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 44.27/6.97             X9 @ X10 @ X11 @ X12 @ X13 @ X14 ) ) | 
% 44.27/6.97        ( ~( ssNder1_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.97             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 44.27/6.97             X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 ) ) | 
% 44.27/6.97        ( ~( ssNder1_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.97             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 44.27/6.97             X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 ) ) | 
% 44.27/6.97        ( ~( ssNder1_23r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.97             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 44.27/6.97             X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 @ X17 ) ) | 
% 44.27/6.97        ( ~( ssNder1_24r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.97             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 44.27/6.97             X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 @ X17 @ X18 ) ) ))).
% 44.27/6.97  thf(zf_stmt_39, negated_conjecture,
% 44.27/6.97    (( ssNder1_25r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.97       U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 44.27/6.97       X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 ) | 
% 44.27/6.97     ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 44.27/6.97     ( ~( ssNder1_2r1r1 @ U @ V ) ) | ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 44.27/6.97     ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 44.27/6.97     ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 44.27/6.97     ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 44.27/6.97     ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 44.27/6.97     ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 44.27/6.97     ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 44.27/6.97     ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.97          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 44.27/6.97     ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.97          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 44.27/6.97     ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.97          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 44.27/6.97     ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.97          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 44.27/6.97     ( ~( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.97          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) | 
% 44.27/6.97     ( ~( ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.97          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) ) | 
% 44.27/6.97     ( ~( ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.97          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 44.27/6.97          X10 ) ) | 
% 44.27/6.97     ( ~( ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.97          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 44.27/6.97          X10 @ X11 ) ) | 
% 44.27/6.97     ( ~( ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.97          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 44.27/6.97          X10 @ X11 @ X12 ) ) | 
% 44.27/6.97     ( ~( ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.97          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 44.27/6.97          X10 @ X11 @ X12 @ X13 ) ) | 
% 44.27/6.97     ( ~( ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.97          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 44.27/6.97          X10 @ X11 @ X12 @ X13 @ X14 ) ) | 
% 44.27/6.97     ( ~( ssNder1_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.97          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 44.27/6.97          X10 @ X11 @ X12 @ X13 @ X14 @ X15 ) ) | 
% 44.27/6.97     ( ~( ssNder1_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.97          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 44.27/6.97          X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 ) ) | 
% 44.27/6.97     ( ~( ssNder1_23r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.97          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 44.27/6.97          X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 @ X17 ) ) | 
% 44.27/6.97     ( ~( ssNder1_24r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.97          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 44.27/6.97          X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 @ X17 @ X18 ) )),
% 44.27/6.97    inference('cnf.neg', [status(esa)], [clause705])).
% 44.27/6.97  thf(zip_derived_cl223, plain,
% 44.27/6.97      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.97         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/6.97         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i, 
% 44.27/6.97         X21 : $i, X22 : $i, X23 : $i, X24 : $i]:
% 44.27/6.97         ( (ssNder1_25r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ 
% 44.27/6.97            X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ 
% 44.27/6.97            X12 @ X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21 @ X22 @ 
% 44.27/6.97            X23 @ X24)
% 44.27/6.97          | ~ (ssNder1_0)
% 44.27/6.97          | ~ (ssNder1_1r1 @ X0)
% 44.27/6.97          | ~ (ssNder1_2r1r1 @ X0 @ X1)
% 44.27/6.97          | ~ (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)
% 44.27/6.97          | ~ (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)
% 44.27/6.97          | ~ (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)
% 44.27/6.97          | ~ (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)
% 44.27/6.97          | ~ (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)
% 44.27/6.97          | ~ (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 44.27/6.97               X7)
% 44.27/6.97          | ~ (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 44.27/6.97               X6 @ X7 @ X8)
% 44.27/6.97          | ~ (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 44.27/6.97               X6 @ X7 @ X8 @ X9)
% 44.27/6.97          | ~ (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/6.97               X5 @ X6 @ X7 @ X8 @ X9 @ X10)
% 44.27/6.97          | ~ (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/6.97               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11)
% 44.27/6.97          | ~ (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/6.97               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)
% 44.27/6.97          | ~ (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 44.27/6.97               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)
% 44.27/6.97          | ~ (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 44.27/6.97               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)
% 44.27/6.97          | ~ (ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 44.27/6.97               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 44.27/6.97               X14 @ X15)
% 44.27/6.97          | ~ (ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 44.27/6.97               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 44.27/6.97               X14 @ X15 @ X16)
% 44.27/6.97          | ~ (ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 44.27/6.97               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 44.27/6.97               X14 @ X15 @ X16 @ X17)
% 44.27/6.97          | ~ (ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 44.27/6.97               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 44.27/6.97               X14 @ X15 @ X16 @ X17 @ X18)
% 44.27/6.97          | ~ (ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 44.27/6.97               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 44.27/6.97               X14 @ X15 @ X16 @ X17 @ X18 @ X19)
% 44.27/6.97          | ~ (ssNder1_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 44.27/6.97               X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 44.27/6.97               X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20)
% 44.27/6.97          | ~ (ssNder1_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 44.27/6.97               X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 44.27/6.97               X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21)
% 44.27/6.97          | ~ (ssNder1_23r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 44.27/6.97               X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 44.27/6.97               X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21 @ X22)
% 44.27/6.97          | ~ (ssNder1_24r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ 
% 44.27/6.97               X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ 
% 44.27/6.97               X12 @ X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21 @ 
% 44.27/6.97               X22 @ X23))),
% 44.27/6.97      inference('cnf', [status(esa)], [zf_stmt_39])).
% 44.27/6.97  thf(zip_derived_cl927, plain, ( (ssNder1_0)),
% 44.27/6.97      inference('cnf', [status(esa)], [zf_stmt_1])).
% 44.27/6.97  thf(zip_derived_cl933, plain, (![X0 : $i]:  (ssNder1_1r1 @ X0)),
% 44.27/6.97      inference('demod', [status(thm)], [zip_derived_cl926, zip_derived_cl927])).
% 44.27/6.97  thf(zip_derived_cl934, plain,
% 44.27/6.97      (![X0 : $i, X1 : $i]:  (ssNder1_2r1r1 @ X0 @ X1)),
% 44.27/6.97      inference('demod', [status(thm)],
% 44.27/6.97                [zip_derived_cl925, zip_derived_cl927, zip_derived_cl933])).
% 44.27/6.97  thf(zip_derived_cl939, plain,
% 44.27/6.97      (![X0 : $i, X1 : $i, X2 : $i]:  (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)),
% 44.27/6.97      inference('demod', [status(thm)],
% 44.27/6.97                [zip_derived_cl919, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.97                 zip_derived_cl934])).
% 44.27/6.97  thf(zip_derived_cl958, plain,
% 44.27/6.97      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 44.27/6.97          (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)),
% 44.27/6.97      inference('demod', [status(thm)],
% 44.27/6.97                [zip_derived_cl912, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.97                 zip_derived_cl934, zip_derived_cl939])).
% 44.27/6.97  thf(zip_derived_cl973, plain,
% 44.27/6.97      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 44.27/6.97          (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)),
% 44.27/6.97      inference('demod', [status(thm)],
% 44.27/6.97                [zip_derived_cl901, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.97                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958])).
% 44.27/6.97  thf(zip_derived_cl997, plain,
% 44.27/6.97      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 44.27/6.97          (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)),
% 44.27/6.97      inference('demod', [status(thm)],
% 44.27/6.97                [zip_derived_cl886, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.97                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.97                 zip_derived_cl973])).
% 44.27/6.97  thf(zip_derived_cl1026, plain,
% 44.27/6.97      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i]:
% 44.27/6.97          (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)),
% 44.27/6.97      inference('demod', [status(thm)],
% 44.27/6.97                [zip_derived_cl870, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.97                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.97                 zip_derived_cl973, zip_derived_cl997])).
% 44.27/6.97  thf(zip_derived_cl1059, plain,
% 44.27/6.97      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, X7 : $i]:
% 44.27/6.97          (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7)),
% 44.27/6.97      inference('demod', [status(thm)],
% 44.27/6.97                [zip_derived_cl850, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.97                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.97                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026])).
% 44.27/6.97  thf(zip_derived_cl1093, plain,
% 44.27/6.97      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.97         X7 : $i, X8 : $i]:
% 44.27/6.97          (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 44.27/6.97           X7 @ X8)),
% 44.27/6.97      inference('demod', [status(thm)],
% 44.27/6.97                [zip_derived_cl831, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.97                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.97                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.97                 zip_derived_cl1059])).
% 44.27/6.97  thf(zip_derived_cl1139, plain,
% 44.27/6.97      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.97         X7 : $i, X8 : $i, X9 : $i]:
% 44.27/6.97          (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 44.27/6.97           X7 @ X8 @ X9)),
% 44.27/6.97      inference('demod', [status(thm)],
% 44.27/6.97                [zip_derived_cl807, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.97                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.97                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.97                 zip_derived_cl1059, zip_derived_cl1093])).
% 44.27/6.97  thf(zip_derived_cl1196, plain,
% 44.27/6.97      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.97         X7 : $i, X8 : $i, X9 : $i, X10 : $i]:
% 44.27/6.97          (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 44.27/6.97           X6 @ X7 @ X8 @ X9 @ X10)),
% 44.27/6.97      inference('demod', [status(thm)],
% 44.27/6.97                [zip_derived_cl782, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.97                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.97                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.97                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139])).
% 44.27/6.97  thf(zip_derived_cl1246, plain,
% 44.27/6.97      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.97         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i]:
% 44.27/6.97          (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 44.27/6.97           X6 @ X7 @ X8 @ X9 @ X10 @ X11)),
% 44.27/6.97      inference('demod', [status(thm)],
% 44.27/6.97                [zip_derived_cl755, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.97                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.97                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.97                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/6.97                 zip_derived_cl1196])).
% 44.27/6.97  thf(zip_derived_cl1296, plain,
% 44.27/6.97      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.97         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i]:
% 44.27/6.97          (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/6.97           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)),
% 44.27/6.97      inference('demod', [status(thm)],
% 44.27/6.97                [zip_derived_cl728, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.97                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.97                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.97                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/6.97                 zip_derived_cl1196, zip_derived_cl1246])).
% 44.27/6.97  thf(zip_derived_cl1354, plain,
% 44.27/6.97      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.97         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i]:
% 44.27/6.97          (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/6.97           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)),
% 44.27/6.97      inference('demod', [status(thm)],
% 44.27/6.97                [zip_derived_cl695, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.97                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.97                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.97                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/6.97                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296])).
% 44.27/6.97  thf(zip_derived_cl1416, plain,
% 44.27/6.97      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.97         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/6.97         X14 : $i]:
% 44.27/6.97          (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/6.97           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)),
% 44.27/6.97      inference('demod', [status(thm)],
% 44.27/6.97                [zip_derived_cl661, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.97                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.97                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.97                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/6.97                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296, 
% 44.27/6.97                 zip_derived_cl1354])).
% 44.27/6.97  thf(zip_derived_cl1486, plain,
% 44.27/6.97      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.97         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/6.97         X14 : $i, X15 : $i]:
% 44.27/6.97          (ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 44.27/6.97           X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15)),
% 44.27/6.97      inference('demod', [status(thm)],
% 44.27/6.97                [zip_derived_cl623, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.97                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.97                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.97                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/6.97                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296, 
% 44.27/6.97                 zip_derived_cl1354, zip_derived_cl1416])).
% 44.27/6.97  thf(zip_derived_cl1555, plain,
% 44.27/6.97      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.97         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/6.97         X14 : $i, X15 : $i, X16 : $i]:
% 44.27/6.97          (ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 44.27/6.97           X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ 
% 44.27/6.97           X16)),
% 44.27/6.97      inference('demod', [status(thm)],
% 44.27/6.97                [zip_derived_cl587, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.97                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.97                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.97                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/6.97                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296, 
% 44.27/6.97                 zip_derived_cl1354, zip_derived_cl1416, zip_derived_cl1486])).
% 44.27/6.97  thf(zip_derived_cl1625, plain,
% 44.27/6.97      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.97         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/6.97         X14 : $i, X15 : $i, X16 : $i, X17 : $i]:
% 44.27/6.97          (ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 44.27/6.97           X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 44.27/6.97           X15 @ X16 @ X17)),
% 44.27/6.97      inference('demod', [status(thm)],
% 44.27/6.97                [zip_derived_cl548, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.97                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.97                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.97                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/6.97                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296, 
% 44.27/6.97                 zip_derived_cl1354, zip_derived_cl1416, zip_derived_cl1486, 
% 44.27/6.97                 zip_derived_cl1555])).
% 44.27/6.97  thf(zip_derived_cl1687, plain,
% 44.27/6.97      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.97         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/6.97         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i]:
% 44.27/6.97          (ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 44.27/6.97           X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 44.27/6.97           X15 @ X16 @ X17 @ X18)),
% 44.27/6.97      inference('demod', [status(thm)],
% 44.27/6.97                [zip_derived_cl509, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.97                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.97                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.97                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/6.97                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296, 
% 44.27/6.97                 zip_derived_cl1354, zip_derived_cl1416, zip_derived_cl1486, 
% 44.27/6.97                 zip_derived_cl1555, zip_derived_cl1625])).
% 44.27/6.97  thf(zip_derived_cl1752, plain,
% 44.27/6.97      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.97         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/6.97         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i]:
% 44.27/6.97          (ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 44.27/6.97           X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 44.27/6.97           X15 @ X16 @ X17 @ X18 @ X19)),
% 44.27/6.97      inference('demod', [status(thm)],
% 44.27/6.97                [zip_derived_cl471, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.97                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.97                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.97                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/6.97                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296, 
% 44.27/6.97                 zip_derived_cl1354, zip_derived_cl1416, zip_derived_cl1486, 
% 44.27/6.97                 zip_derived_cl1555, zip_derived_cl1625, zip_derived_cl1687])).
% 44.27/6.97  thf(zip_derived_cl1820, plain,
% 44.27/6.97      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.97         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/6.97         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i]:
% 44.27/6.97          (ssNder1_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 44.27/6.97           X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 44.27/6.97           X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20)),
% 44.27/6.97      inference('demod', [status(thm)],
% 44.27/6.97                [zip_derived_cl428, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.97                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.97                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.97                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/6.97                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296, 
% 44.27/6.97                 zip_derived_cl1354, zip_derived_cl1416, zip_derived_cl1486, 
% 44.27/6.97                 zip_derived_cl1555, zip_derived_cl1625, zip_derived_cl1687, 
% 44.27/6.97                 zip_derived_cl1752])).
% 44.27/6.97  thf(zip_derived_cl1925, plain,
% 44.27/6.97      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.97         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/6.97         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i, 
% 44.27/6.97         X21 : $i]:
% 44.27/6.97          (ssNder1_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 44.27/6.97           X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 44.27/6.97           X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21)),
% 44.27/6.97      inference('demod', [status(thm)],
% 44.27/6.97                [zip_derived_cl377, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.97                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.97                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.97                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/6.97                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296, 
% 44.27/6.97                 zip_derived_cl1354, zip_derived_cl1416, zip_derived_cl1486, 
% 44.27/6.97                 zip_derived_cl1555, zip_derived_cl1625, zip_derived_cl1687, 
% 44.27/6.97                 zip_derived_cl1752, zip_derived_cl1820])).
% 44.27/6.97  thf(zip_derived_cl2018, plain,
% 44.27/6.97      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.97         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/6.97         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i, 
% 44.27/6.97         X21 : $i, X22 : $i]:
% 44.27/6.97          (ssNder1_23r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 44.27/6.97           X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 44.27/6.97           X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21 @ X22)),
% 44.27/6.97      inference('demod', [status(thm)],
% 44.27/6.97                [zip_derived_cl328, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.97                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.97                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.97                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/6.97                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296, 
% 44.27/6.97                 zip_derived_cl1354, zip_derived_cl1416, zip_derived_cl1486, 
% 44.27/6.97                 zip_derived_cl1555, zip_derived_cl1625, zip_derived_cl1687, 
% 44.27/6.97                 zip_derived_cl1752, zip_derived_cl1820, zip_derived_cl1925])).
% 44.27/6.97  thf(zip_derived_cl2214, plain,
% 44.27/6.97      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.97         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/6.97         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i, 
% 44.27/6.97         X21 : $i, X22 : $i, X23 : $i]:
% 44.27/6.97          (ssNder1_24r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 44.27/6.97           X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 44.27/6.97           X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21 @ X22 @ X23)),
% 44.27/6.97      inference('demod', [status(thm)],
% 44.27/6.97                [zip_derived_cl274, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.97                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.97                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.97                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/6.97                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296, 
% 44.27/6.97                 zip_derived_cl1354, zip_derived_cl1416, zip_derived_cl1486, 
% 44.27/6.97                 zip_derived_cl1555, zip_derived_cl1625, zip_derived_cl1687, 
% 44.27/6.97                 zip_derived_cl1752, zip_derived_cl1820, zip_derived_cl1925, 
% 44.27/6.97                 zip_derived_cl2018])).
% 44.27/6.97  thf(zip_derived_cl2378, plain,
% 44.27/6.97      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.97         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/6.97         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i, 
% 44.27/6.97         X21 : $i, X22 : $i, X23 : $i, X24 : $i]:
% 44.27/6.97          (ssNder1_25r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 44.27/6.97           X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 44.27/6.97           X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21 @ X22 @ X23 @ 
% 44.27/6.97           X24)),
% 44.27/6.97      inference('demod', [status(thm)],
% 44.27/6.97                [zip_derived_cl223, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.97                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.97                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.97                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/6.97                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296, 
% 44.27/6.97                 zip_derived_cl1354, zip_derived_cl1416, zip_derived_cl1486, 
% 44.27/6.97                 zip_derived_cl1555, zip_derived_cl1625, zip_derived_cl1687, 
% 44.27/6.97                 zip_derived_cl1752, zip_derived_cl1820, zip_derived_cl1925, 
% 44.27/6.97                 zip_derived_cl2018, zip_derived_cl2214])).
% 44.27/6.97  thf(clause755, conjecture,
% 44.27/6.97    (~( ( ssNder1_26r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.97          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 44.27/6.97          X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 ) | 
% 44.27/6.97        ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 44.27/6.97        ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 44.27/6.97        ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 44.27/6.97        ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 44.27/6.97        ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 44.27/6.97        ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 44.27/6.97        ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 44.27/6.97        ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 44.27/6.97        ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 44.27/6.97        ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.97             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 44.27/6.97        ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.97             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 44.27/6.97        ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.97             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 44.27/6.97        ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.97             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 44.27/6.97        ( ~( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.97             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) | 
% 44.27/6.97        ( ~( ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.97             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) ) | 
% 44.27/6.97        ( ~( ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.97             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 44.27/6.97             X9 @ X10 ) ) | 
% 44.27/6.97        ( ~( ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.97             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 44.27/6.97             X9 @ X10 @ X11 ) ) | 
% 44.27/6.97        ( ~( ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.97             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 44.27/6.97             X9 @ X10 @ X11 @ X12 ) ) | 
% 44.27/6.97        ( ~( ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.97             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 44.27/6.97             X9 @ X10 @ X11 @ X12 @ X13 ) ) | 
% 44.27/6.97        ( ~( ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.97             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 44.27/6.97             X9 @ X10 @ X11 @ X12 @ X13 @ X14 ) ) | 
% 44.27/6.97        ( ~( ssNder1_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.97             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 44.27/6.97             X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 ) ) | 
% 44.27/6.97        ( ~( ssNder1_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.97             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 44.27/6.97             X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 ) ) | 
% 44.27/6.97        ( ~( ssNder1_23r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.97             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 44.27/6.97             X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 @ X17 ) ) | 
% 44.27/6.97        ( ~( ssNder1_24r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.97             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 44.27/6.97             X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 @ X17 @ X18 ) ) | 
% 44.27/6.97        ( ~( ssNder1_25r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.97             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 44.27/6.97             X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 ) ) ))).
% 44.27/6.97  thf(zf_stmt_40, negated_conjecture,
% 44.27/6.97    (( ssNder1_26r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.97       U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 44.27/6.97       X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 ) | 
% 44.27/6.97     ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 44.27/6.97     ( ~( ssNder1_2r1r1 @ U @ V ) ) | ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 44.27/6.97     ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 44.27/6.97     ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 44.27/6.97     ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 44.27/6.97     ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 44.27/6.97     ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 44.27/6.97     ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 44.27/6.97     ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.97          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 44.27/6.97     ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.97          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 44.27/6.97     ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.97          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 44.27/6.97     ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.97          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 44.27/6.97     ( ~( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.97          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) | 
% 44.27/6.97     ( ~( ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.97          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) ) | 
% 44.27/6.97     ( ~( ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.97          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 44.27/6.97          X10 ) ) | 
% 44.27/6.97     ( ~( ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.97          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 44.27/6.97          X10 @ X11 ) ) | 
% 44.27/6.97     ( ~( ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.97          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 44.27/6.97          X10 @ X11 @ X12 ) ) | 
% 44.27/6.97     ( ~( ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.97          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 44.27/6.97          X10 @ X11 @ X12 @ X13 ) ) | 
% 44.27/6.97     ( ~( ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.97          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 44.27/6.97          X10 @ X11 @ X12 @ X13 @ X14 ) ) | 
% 44.27/6.97     ( ~( ssNder1_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.97          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 44.27/6.97          X10 @ X11 @ X12 @ X13 @ X14 @ X15 ) ) | 
% 44.27/6.97     ( ~( ssNder1_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.97          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 44.27/6.97          X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 ) ) | 
% 44.27/6.97     ( ~( ssNder1_23r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.97          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 44.27/6.97          X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 @ X17 ) ) | 
% 44.27/6.97     ( ~( ssNder1_24r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.97          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 44.27/6.97          X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 @ X17 @ X18 ) ) | 
% 44.27/6.97     ( ~( ssNder1_25r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.97          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 44.27/6.97          X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 ) )),
% 44.27/6.97    inference('cnf.neg', [status(esa)], [clause755])).
% 44.27/6.97  thf(zip_derived_cl173, plain,
% 44.27/6.97      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.97         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/6.97         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i, 
% 44.27/6.97         X21 : $i, X22 : $i, X23 : $i, X24 : $i, X25 : $i]:
% 44.27/6.97         ( (ssNder1_26r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ 
% 44.27/6.97            X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ 
% 44.27/6.97            X12 @ X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21 @ X22 @ 
% 44.27/6.97            X23 @ X24 @ X25)
% 44.27/6.97          | ~ (ssNder1_0)
% 44.27/6.97          | ~ (ssNder1_1r1 @ X0)
% 44.27/6.97          | ~ (ssNder1_2r1r1 @ X0 @ X1)
% 44.27/6.97          | ~ (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)
% 44.27/6.97          | ~ (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)
% 44.27/6.97          | ~ (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)
% 44.27/6.97          | ~ (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)
% 44.27/6.97          | ~ (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)
% 44.27/6.97          | ~ (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 44.27/6.97               X7)
% 44.27/6.97          | ~ (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 44.27/6.97               X6 @ X7 @ X8)
% 44.27/6.97          | ~ (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 44.27/6.97               X6 @ X7 @ X8 @ X9)
% 44.27/6.97          | ~ (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/6.97               X5 @ X6 @ X7 @ X8 @ X9 @ X10)
% 44.27/6.97          | ~ (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/6.97               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11)
% 44.27/6.97          | ~ (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/6.97               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)
% 44.27/6.97          | ~ (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 44.27/6.97               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)
% 44.27/6.97          | ~ (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 44.27/6.97               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)
% 44.27/6.97          | ~ (ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 44.27/6.97               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 44.27/6.97               X14 @ X15)
% 44.27/6.97          | ~ (ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 44.27/6.97               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 44.27/6.97               X14 @ X15 @ X16)
% 44.27/6.97          | ~ (ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 44.27/6.97               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 44.27/6.97               X14 @ X15 @ X16 @ X17)
% 44.27/6.97          | ~ (ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 44.27/6.97               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 44.27/6.97               X14 @ X15 @ X16 @ X17 @ X18)
% 44.27/6.97          | ~ (ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 44.27/6.97               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 44.27/6.97               X14 @ X15 @ X16 @ X17 @ X18 @ X19)
% 44.27/6.97          | ~ (ssNder1_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 44.27/6.97               X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 44.27/6.97               X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20)
% 44.27/6.97          | ~ (ssNder1_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 44.27/6.97               X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 44.27/6.97               X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21)
% 44.27/6.97          | ~ (ssNder1_23r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 44.27/6.97               X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 44.27/6.97               X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21 @ X22)
% 44.27/6.97          | ~ (ssNder1_24r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ 
% 44.27/6.97               X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ 
% 44.27/6.97               X12 @ X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21 @ 
% 44.27/6.97               X22 @ X23)
% 44.27/6.97          | ~ (ssNder1_25r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ 
% 44.27/6.97               X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ 
% 44.27/6.97               X12 @ X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21 @ 
% 44.27/6.97               X22 @ X23 @ X24))),
% 44.27/6.97      inference('cnf', [status(esa)], [zf_stmt_40])).
% 44.27/6.97  thf(zip_derived_cl927, plain, ( (ssNder1_0)),
% 44.27/6.97      inference('cnf', [status(esa)], [zf_stmt_1])).
% 44.27/6.97  thf(zip_derived_cl933, plain, (![X0 : $i]:  (ssNder1_1r1 @ X0)),
% 44.27/6.97      inference('demod', [status(thm)], [zip_derived_cl926, zip_derived_cl927])).
% 44.27/6.97  thf(zip_derived_cl934, plain,
% 44.27/6.97      (![X0 : $i, X1 : $i]:  (ssNder1_2r1r1 @ X0 @ X1)),
% 44.27/6.97      inference('demod', [status(thm)],
% 44.27/6.97                [zip_derived_cl925, zip_derived_cl927, zip_derived_cl933])).
% 44.27/6.97  thf(zip_derived_cl939, plain,
% 44.27/6.97      (![X0 : $i, X1 : $i, X2 : $i]:  (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)),
% 44.27/6.97      inference('demod', [status(thm)],
% 44.27/6.97                [zip_derived_cl919, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.97                 zip_derived_cl934])).
% 44.27/6.97  thf(zip_derived_cl958, plain,
% 44.27/6.97      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 44.27/6.97          (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)),
% 44.27/6.97      inference('demod', [status(thm)],
% 44.27/6.97                [zip_derived_cl912, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.97                 zip_derived_cl934, zip_derived_cl939])).
% 44.27/6.97  thf(zip_derived_cl973, plain,
% 44.27/6.97      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 44.27/6.97          (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)),
% 44.27/6.97      inference('demod', [status(thm)],
% 44.27/6.97                [zip_derived_cl901, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.97                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958])).
% 44.27/6.97  thf(zip_derived_cl997, plain,
% 44.27/6.97      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 44.27/6.97          (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)),
% 44.27/6.97      inference('demod', [status(thm)],
% 44.27/6.97                [zip_derived_cl886, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.97                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.97                 zip_derived_cl973])).
% 44.27/6.97  thf(zip_derived_cl1026, plain,
% 44.27/6.97      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i]:
% 44.27/6.97          (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)),
% 44.27/6.97      inference('demod', [status(thm)],
% 44.27/6.97                [zip_derived_cl870, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.97                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.97                 zip_derived_cl973, zip_derived_cl997])).
% 44.27/6.97  thf(zip_derived_cl1059, plain,
% 44.27/6.97      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, X7 : $i]:
% 44.27/6.97          (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7)),
% 44.27/6.97      inference('demod', [status(thm)],
% 44.27/6.97                [zip_derived_cl850, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.97                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.97                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026])).
% 44.27/6.97  thf(zip_derived_cl1093, plain,
% 44.27/6.97      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.97         X7 : $i, X8 : $i]:
% 44.27/6.97          (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 44.27/6.97           X7 @ X8)),
% 44.27/6.97      inference('demod', [status(thm)],
% 44.27/6.97                [zip_derived_cl831, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.97                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.97                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.97                 zip_derived_cl1059])).
% 44.27/6.97  thf(zip_derived_cl1139, plain,
% 44.27/6.97      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.97         X7 : $i, X8 : $i, X9 : $i]:
% 44.27/6.97          (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 44.27/6.97           X7 @ X8 @ X9)),
% 44.27/6.97      inference('demod', [status(thm)],
% 44.27/6.97                [zip_derived_cl807, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.97                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.97                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.97                 zip_derived_cl1059, zip_derived_cl1093])).
% 44.27/6.97  thf(zip_derived_cl1196, plain,
% 44.27/6.97      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.97         X7 : $i, X8 : $i, X9 : $i, X10 : $i]:
% 44.27/6.97          (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 44.27/6.97           X6 @ X7 @ X8 @ X9 @ X10)),
% 44.27/6.97      inference('demod', [status(thm)],
% 44.27/6.97                [zip_derived_cl782, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.97                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.97                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.97                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139])).
% 44.27/6.97  thf(zip_derived_cl1246, plain,
% 44.27/6.97      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.97         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i]:
% 44.27/6.97          (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 44.27/6.97           X6 @ X7 @ X8 @ X9 @ X10 @ X11)),
% 44.27/6.97      inference('demod', [status(thm)],
% 44.27/6.97                [zip_derived_cl755, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.97                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.97                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.97                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/6.97                 zip_derived_cl1196])).
% 44.27/6.97  thf(zip_derived_cl1296, plain,
% 44.27/6.97      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.97         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i]:
% 44.27/6.97          (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/6.97           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)),
% 44.27/6.97      inference('demod', [status(thm)],
% 44.27/6.97                [zip_derived_cl728, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.97                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.97                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.97                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/6.97                 zip_derived_cl1196, zip_derived_cl1246])).
% 44.27/6.97  thf(zip_derived_cl1354, plain,
% 44.27/6.97      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.97         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i]:
% 44.27/6.97          (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/6.97           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)),
% 44.27/6.97      inference('demod', [status(thm)],
% 44.27/6.97                [zip_derived_cl695, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.97                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.97                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.97                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/6.97                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296])).
% 44.27/6.97  thf(zip_derived_cl1416, plain,
% 44.27/6.97      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.97         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/6.97         X14 : $i]:
% 44.27/6.97          (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/6.97           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)),
% 44.27/6.97      inference('demod', [status(thm)],
% 44.27/6.97                [zip_derived_cl661, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.97                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.97                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.97                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/6.97                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296, 
% 44.27/6.97                 zip_derived_cl1354])).
% 44.27/6.97  thf(zip_derived_cl1486, plain,
% 44.27/6.97      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.97         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/6.97         X14 : $i, X15 : $i]:
% 44.27/6.97          (ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 44.27/6.97           X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15)),
% 44.27/6.97      inference('demod', [status(thm)],
% 44.27/6.97                [zip_derived_cl623, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.97                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.97                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.97                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/6.97                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296, 
% 44.27/6.97                 zip_derived_cl1354, zip_derived_cl1416])).
% 44.27/6.97  thf(zip_derived_cl1555, plain,
% 44.27/6.97      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.97         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/6.97         X14 : $i, X15 : $i, X16 : $i]:
% 44.27/6.97          (ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 44.27/6.97           X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ 
% 44.27/6.97           X16)),
% 44.27/6.97      inference('demod', [status(thm)],
% 44.27/6.97                [zip_derived_cl587, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.97                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.97                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.97                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/6.97                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296, 
% 44.27/6.97                 zip_derived_cl1354, zip_derived_cl1416, zip_derived_cl1486])).
% 44.27/6.97  thf(zip_derived_cl1625, plain,
% 44.27/6.97      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.97         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/6.97         X14 : $i, X15 : $i, X16 : $i, X17 : $i]:
% 44.27/6.97          (ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 44.27/6.97           X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 44.27/6.97           X15 @ X16 @ X17)),
% 44.27/6.97      inference('demod', [status(thm)],
% 44.27/6.97                [zip_derived_cl548, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.97                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.97                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.97                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/6.97                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296, 
% 44.27/6.97                 zip_derived_cl1354, zip_derived_cl1416, zip_derived_cl1486, 
% 44.27/6.97                 zip_derived_cl1555])).
% 44.27/6.97  thf(zip_derived_cl1687, plain,
% 44.27/6.97      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.97         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/6.97         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i]:
% 44.27/6.97          (ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 44.27/6.97           X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 44.27/6.97           X15 @ X16 @ X17 @ X18)),
% 44.27/6.97      inference('demod', [status(thm)],
% 44.27/6.97                [zip_derived_cl509, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.97                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.97                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.97                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/6.97                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296, 
% 44.27/6.97                 zip_derived_cl1354, zip_derived_cl1416, zip_derived_cl1486, 
% 44.27/6.97                 zip_derived_cl1555, zip_derived_cl1625])).
% 44.27/6.97  thf(zip_derived_cl1752, plain,
% 44.27/6.97      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.97         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/6.97         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i]:
% 44.27/6.97          (ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 44.27/6.97           X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 44.27/6.97           X15 @ X16 @ X17 @ X18 @ X19)),
% 44.27/6.97      inference('demod', [status(thm)],
% 44.27/6.97                [zip_derived_cl471, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.97                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.97                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.97                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/6.97                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296, 
% 44.27/6.97                 zip_derived_cl1354, zip_derived_cl1416, zip_derived_cl1486, 
% 44.27/6.97                 zip_derived_cl1555, zip_derived_cl1625, zip_derived_cl1687])).
% 44.27/6.97  thf(zip_derived_cl1820, plain,
% 44.27/6.97      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.97         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/6.97         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i]:
% 44.27/6.97          (ssNder1_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 44.27/6.97           X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 44.27/6.97           X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20)),
% 44.27/6.97      inference('demod', [status(thm)],
% 44.27/6.97                [zip_derived_cl428, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.97                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.97                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.97                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/6.97                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296, 
% 44.27/6.97                 zip_derived_cl1354, zip_derived_cl1416, zip_derived_cl1486, 
% 44.27/6.97                 zip_derived_cl1555, zip_derived_cl1625, zip_derived_cl1687, 
% 44.27/6.97                 zip_derived_cl1752])).
% 44.27/6.97  thf(zip_derived_cl1925, plain,
% 44.27/6.97      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.97         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/6.97         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i, 
% 44.27/6.97         X21 : $i]:
% 44.27/6.97          (ssNder1_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 44.27/6.97           X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 44.27/6.97           X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21)),
% 44.27/6.97      inference('demod', [status(thm)],
% 44.27/6.97                [zip_derived_cl377, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.97                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.97                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.97                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/6.97                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296, 
% 44.27/6.97                 zip_derived_cl1354, zip_derived_cl1416, zip_derived_cl1486, 
% 44.27/6.97                 zip_derived_cl1555, zip_derived_cl1625, zip_derived_cl1687, 
% 44.27/6.97                 zip_derived_cl1752, zip_derived_cl1820])).
% 44.27/6.97  thf(zip_derived_cl2018, plain,
% 44.27/6.97      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.97         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/6.97         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i, 
% 44.27/6.97         X21 : $i, X22 : $i]:
% 44.27/6.97          (ssNder1_23r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 44.27/6.97           X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 44.27/6.97           X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21 @ X22)),
% 44.27/6.97      inference('demod', [status(thm)],
% 44.27/6.97                [zip_derived_cl328, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.97                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.97                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.97                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/6.97                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296, 
% 44.27/6.97                 zip_derived_cl1354, zip_derived_cl1416, zip_derived_cl1486, 
% 44.27/6.97                 zip_derived_cl1555, zip_derived_cl1625, zip_derived_cl1687, 
% 44.27/6.97                 zip_derived_cl1752, zip_derived_cl1820, zip_derived_cl1925])).
% 44.27/6.97  thf(zip_derived_cl2214, plain,
% 44.27/6.97      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.97         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/6.97         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i, 
% 44.27/6.97         X21 : $i, X22 : $i, X23 : $i]:
% 44.27/6.97          (ssNder1_24r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 44.27/6.97           X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 44.27/6.97           X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21 @ X22 @ X23)),
% 44.27/6.97      inference('demod', [status(thm)],
% 44.27/6.97                [zip_derived_cl274, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.97                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.97                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.97                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/6.97                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296, 
% 44.27/6.97                 zip_derived_cl1354, zip_derived_cl1416, zip_derived_cl1486, 
% 44.27/6.97                 zip_derived_cl1555, zip_derived_cl1625, zip_derived_cl1687, 
% 44.27/6.97                 zip_derived_cl1752, zip_derived_cl1820, zip_derived_cl1925, 
% 44.27/6.97                 zip_derived_cl2018])).
% 44.27/6.97  thf(zip_derived_cl2378, plain,
% 44.27/6.97      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.97         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/6.97         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i, 
% 44.27/6.97         X21 : $i, X22 : $i, X23 : $i, X24 : $i]:
% 44.27/6.97          (ssNder1_25r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 44.27/6.97           X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 44.27/6.97           X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21 @ X22 @ X23 @ 
% 44.27/6.97           X24)),
% 44.27/6.97      inference('demod', [status(thm)],
% 44.27/6.97                [zip_derived_cl223, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.97                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.97                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.97                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/6.97                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296, 
% 44.27/6.97                 zip_derived_cl1354, zip_derived_cl1416, zip_derived_cl1486, 
% 44.27/6.97                 zip_derived_cl1555, zip_derived_cl1625, zip_derived_cl1687, 
% 44.27/6.97                 zip_derived_cl1752, zip_derived_cl1820, zip_derived_cl1925, 
% 44.27/6.97                 zip_derived_cl2018, zip_derived_cl2214])).
% 44.27/6.97  thf(zip_derived_cl2456, plain,
% 44.27/6.97      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.97         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/6.97         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i, 
% 44.27/6.97         X21 : $i, X22 : $i, X23 : $i, X24 : $i, X25 : $i]:
% 44.27/6.97          (ssNder1_26r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ 
% 44.27/6.97           X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 44.27/6.97           X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21 @ X22 @ X23 @ 
% 44.27/6.97           X24 @ X25)),
% 44.27/6.97      inference('demod', [status(thm)],
% 44.27/6.97                [zip_derived_cl173, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.97                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.97                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.97                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/6.97                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296, 
% 44.27/6.97                 zip_derived_cl1354, zip_derived_cl1416, zip_derived_cl1486, 
% 44.27/6.97                 zip_derived_cl1555, zip_derived_cl1625, zip_derived_cl1687, 
% 44.27/6.97                 zip_derived_cl1752, zip_derived_cl1820, zip_derived_cl1925, 
% 44.27/6.97                 zip_derived_cl2018, zip_derived_cl2214, zip_derived_cl2378])).
% 44.27/6.97  thf(zip_derived_cl2607, plain,
% 44.27/6.97      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.97         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/6.97         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i, 
% 44.27/6.97         X21 : $i, X22 : $i, X23 : $i, X24 : $i, X25 : $i, X26 : $i]:
% 44.27/6.97         ( (ssPv25_27r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ 
% 44.27/6.97            X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ 
% 44.27/6.97            X12 @ X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21 @ X22 @ 
% 44.27/6.97            X23 @ X24 @ X25 @ X26)
% 44.27/6.97          |  (ssPv23_27r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ 
% 44.27/6.97              X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ 
% 44.27/6.97              X12 @ X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21 @ 
% 44.27/6.97              X22 @ X23 @ X24 @ X25 @ X26)
% 44.27/6.97          |  (ssPv22_27r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ 
% 44.27/6.97              X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ 
% 44.27/6.97              X12 @ X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21 @ 
% 44.27/6.97              X22 @ X23 @ X24 @ X25 @ X26)
% 44.27/6.97          |  (ssPv2_27r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ 
% 44.27/6.97              X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ 
% 44.27/6.97              X12 @ X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21 @ 
% 44.27/6.97              X22 @ X23 @ X24 @ X25 @ X26))),
% 44.27/6.97      inference('demod', [status(thm)],
% 44.27/6.97                [zip_derived_cl8, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.97                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.97                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.97                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/6.97                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296, 
% 44.27/6.97                 zip_derived_cl1354, zip_derived_cl1416, zip_derived_cl1486, 
% 44.27/6.97                 zip_derived_cl1555, zip_derived_cl1625, zip_derived_cl1687, 
% 44.27/6.97                 zip_derived_cl1752, zip_derived_cl1820, zip_derived_cl1925, 
% 44.27/6.97                 zip_derived_cl2018, zip_derived_cl2214, zip_derived_cl2378, 
% 44.27/6.97                 zip_derived_cl2456])).
% 44.27/6.97  thf(clause853, conjecture,
% 44.27/6.97    (~( ( ssPv8_27r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.97          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 44.27/6.97          X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21 ) | 
% 44.27/6.97        ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 44.27/6.97        ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 44.27/6.97        ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 44.27/6.97        ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 44.27/6.97        ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 44.27/6.97        ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 44.27/6.97        ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 44.27/6.97        ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 44.27/6.97        ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 44.27/6.97        ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.97             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 44.27/6.97        ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.97             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 44.27/6.97        ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.97             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 44.27/6.97        ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.97             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 44.27/6.97        ( ~( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.97             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) | 
% 44.27/6.97        ( ~( ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.97             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) ) | 
% 44.27/6.97        ( ~( ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.97             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 44.27/6.97             X9 @ X10 ) ) | 
% 44.27/6.97        ( ~( ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.97             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 44.27/6.97             X9 @ X10 @ X11 ) ) | 
% 44.27/6.97        ( ~( ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.97             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 44.27/6.97             X9 @ X10 @ X11 @ X12 ) ) | 
% 44.27/6.97        ( ~( ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.97             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 44.27/6.97             X9 @ X10 @ X11 @ X12 @ X13 ) ) | 
% 44.27/6.97        ( ~( ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.97             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 44.27/6.97             X9 @ X10 @ X11 @ X12 @ X13 @ X14 ) ) | 
% 44.27/6.97        ( ~( ssNder1_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.97             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 44.27/6.97             X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 ) ) | 
% 44.27/6.97        ( ~( ssPv8_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.97             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 44.27/6.97             X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 ) ) | 
% 44.27/6.97        ( ~( ssNder1_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.97             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 44.27/6.97             X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 ) ) | 
% 44.27/6.97        ( ~( ssNder1_23r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.97             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 44.27/6.97             X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 @ X17 ) ) | 
% 44.27/6.97        ( ~( ssNder1_24r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.97             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 44.27/6.97             X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 @ X17 @ X18 ) ) | 
% 44.27/6.97        ( ~( ssNder1_25r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.97             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 44.27/6.97             X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 ) ) | 
% 44.27/6.97        ( ~( ssNder1_26r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.97             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 44.27/6.97             X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ 
% 44.27/6.97             X20 ) ) ))).
% 44.27/6.97  thf(zf_stmt_41, negated_conjecture,
% 44.27/6.97    (( ssPv8_27r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.97       U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 44.27/6.97       X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21 ) | 
% 44.27/6.97     ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 44.27/6.97     ( ~( ssNder1_2r1r1 @ U @ V ) ) | ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 44.27/6.97     ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 44.27/6.97     ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 44.27/6.97     ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 44.27/6.97     ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 44.27/6.97     ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 44.27/6.97     ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 44.27/6.97     ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.97          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 44.27/6.97     ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.97          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 44.27/6.97     ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.97          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 44.27/6.97     ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.97          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 44.27/6.97     ( ~( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.97          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) | 
% 44.27/6.97     ( ~( ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.97          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) ) | 
% 44.27/6.97     ( ~( ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.97          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 44.27/6.97          X10 ) ) | 
% 44.27/6.97     ( ~( ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.97          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 44.27/6.97          X10 @ X11 ) ) | 
% 44.27/6.97     ( ~( ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.97          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 44.27/6.97          X10 @ X11 @ X12 ) ) | 
% 44.27/6.97     ( ~( ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.97          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 44.27/6.97          X10 @ X11 @ X12 @ X13 ) ) | 
% 44.27/6.97     ( ~( ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.97          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 44.27/6.97          X10 @ X11 @ X12 @ X13 @ X14 ) ) | 
% 44.27/6.97     ( ~( ssNder1_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.97          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 44.27/6.97          X10 @ X11 @ X12 @ X13 @ X14 @ X15 ) ) | 
% 44.27/6.97     ( ~( ssPv8_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.97          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 44.27/6.97          X10 @ X11 @ X12 @ X13 @ X14 @ X15 ) ) | 
% 44.27/6.97     ( ~( ssNder1_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.97          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 44.27/6.97          X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 ) ) | 
% 44.27/6.97     ( ~( ssNder1_23r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.97          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 44.27/6.97          X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 @ X17 ) ) | 
% 44.27/6.97     ( ~( ssNder1_24r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.97          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 44.27/6.97          X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 @ X17 @ X18 ) ) | 
% 44.27/6.97     ( ~( ssNder1_25r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.97          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 44.27/6.97          X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 ) ) | 
% 44.27/6.97     ( ~( ssNder1_26r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.97          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 44.27/6.97          X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 ) )),
% 44.27/6.97    inference('cnf.neg', [status(esa)], [clause853])).
% 44.27/6.97  thf(zip_derived_cl75, plain,
% 44.27/6.97      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.97         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/6.97         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i, 
% 44.27/6.97         X21 : $i, X22 : $i, X23 : $i, X24 : $i, X25 : $i, X26 : $i]:
% 44.27/6.97         ( (ssPv8_27r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ 
% 44.27/6.97            X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ 
% 44.27/6.97            X12 @ X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21 @ X22 @ 
% 44.27/6.97            X23 @ X24 @ X25 @ X26)
% 44.27/6.97          | ~ (ssNder1_0)
% 44.27/6.97          | ~ (ssNder1_1r1 @ X0)
% 44.27/6.97          | ~ (ssNder1_2r1r1 @ X0 @ X1)
% 44.27/6.97          | ~ (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)
% 44.27/6.97          | ~ (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)
% 44.27/6.97          | ~ (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)
% 44.27/6.97          | ~ (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)
% 44.27/6.97          | ~ (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)
% 44.27/6.97          | ~ (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 44.27/6.97               X7)
% 44.27/6.97          | ~ (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 44.27/6.97               X6 @ X7 @ X8)
% 44.27/6.97          | ~ (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 44.27/6.97               X6 @ X7 @ X8 @ X9)
% 44.27/6.97          | ~ (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/6.97               X5 @ X6 @ X7 @ X8 @ X9 @ X10)
% 44.27/6.97          | ~ (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/6.97               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11)
% 44.27/6.97          | ~ (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/6.97               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)
% 44.27/6.97          | ~ (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 44.27/6.97               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)
% 44.27/6.97          | ~ (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 44.27/6.97               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)
% 44.27/6.97          | ~ (ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 44.27/6.97               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 44.27/6.97               X14 @ X15)
% 44.27/6.97          | ~ (ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 44.27/6.97               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 44.27/6.97               X14 @ X15 @ X16)
% 44.27/6.97          | ~ (ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 44.27/6.97               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 44.27/6.97               X14 @ X15 @ X16 @ X17)
% 44.27/6.97          | ~ (ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 44.27/6.97               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 44.27/6.97               X14 @ X15 @ X16 @ X17 @ X18)
% 44.27/6.97          | ~ (ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 44.27/6.97               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 44.27/6.97               X14 @ X15 @ X16 @ X17 @ X18 @ X19)
% 44.27/6.97          | ~ (ssNder1_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 44.27/6.97               X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 44.27/6.97               X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20)
% 44.27/6.97          | ~ (ssPv8_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 44.27/6.97               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 44.27/6.97               X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20)
% 44.27/6.97          | ~ (ssNder1_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 44.27/6.97               X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 44.27/6.97               X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21)
% 44.27/6.97          | ~ (ssNder1_23r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 44.27/6.97               X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 44.27/6.97               X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21 @ X22)
% 44.27/6.97          | ~ (ssNder1_24r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ 
% 44.27/6.97               X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ 
% 44.27/6.97               X12 @ X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21 @ 
% 44.27/6.97               X22 @ X23)
% 44.27/6.97          | ~ (ssNder1_25r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ 
% 44.27/6.97               X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ 
% 44.27/6.97               X12 @ X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21 @ 
% 44.27/6.97               X22 @ X23 @ X24)
% 44.27/6.97          | ~ (ssNder1_26r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ 
% 44.27/6.97               X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ 
% 44.27/6.97               X12 @ X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21 @ 
% 44.27/6.97               X22 @ X23 @ X24 @ X25))),
% 44.27/6.97      inference('cnf', [status(esa)], [zf_stmt_41])).
% 44.27/6.97  thf(zip_derived_cl927, plain, ( (ssNder1_0)),
% 44.27/6.97      inference('cnf', [status(esa)], [zf_stmt_1])).
% 44.27/6.97  thf(zip_derived_cl933, plain, (![X0 : $i]:  (ssNder1_1r1 @ X0)),
% 44.27/6.97      inference('demod', [status(thm)], [zip_derived_cl926, zip_derived_cl927])).
% 44.27/6.97  thf(zip_derived_cl934, plain,
% 44.27/6.97      (![X0 : $i, X1 : $i]:  (ssNder1_2r1r1 @ X0 @ X1)),
% 44.27/6.97      inference('demod', [status(thm)],
% 44.27/6.97                [zip_derived_cl925, zip_derived_cl927, zip_derived_cl933])).
% 44.27/6.97  thf(zip_derived_cl939, plain,
% 44.27/6.97      (![X0 : $i, X1 : $i, X2 : $i]:  (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)),
% 44.27/6.97      inference('demod', [status(thm)],
% 44.27/6.97                [zip_derived_cl919, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.97                 zip_derived_cl934])).
% 44.27/6.97  thf(zip_derived_cl958, plain,
% 44.27/6.97      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 44.27/6.97          (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)),
% 44.27/6.97      inference('demod', [status(thm)],
% 44.27/6.97                [zip_derived_cl912, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.97                 zip_derived_cl934, zip_derived_cl939])).
% 44.27/6.97  thf(zip_derived_cl973, plain,
% 44.27/6.97      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 44.27/6.97          (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)),
% 44.27/6.97      inference('demod', [status(thm)],
% 44.27/6.97                [zip_derived_cl901, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.97                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958])).
% 44.27/6.97  thf(zip_derived_cl997, plain,
% 44.27/6.97      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 44.27/6.97          (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)),
% 44.27/6.97      inference('demod', [status(thm)],
% 44.27/6.97                [zip_derived_cl886, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.97                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.97                 zip_derived_cl973])).
% 44.27/6.97  thf(zip_derived_cl1026, plain,
% 44.27/6.97      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i]:
% 44.27/6.97          (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)),
% 44.27/6.97      inference('demod', [status(thm)],
% 44.27/6.97                [zip_derived_cl870, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.97                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.97                 zip_derived_cl973, zip_derived_cl997])).
% 44.27/6.97  thf(zip_derived_cl1059, plain,
% 44.27/6.97      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, X7 : $i]:
% 44.27/6.97          (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7)),
% 44.27/6.97      inference('demod', [status(thm)],
% 44.27/6.97                [zip_derived_cl850, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.97                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.97                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026])).
% 44.27/6.97  thf(zip_derived_cl1093, plain,
% 44.27/6.97      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.97         X7 : $i, X8 : $i]:
% 44.27/6.97          (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 44.27/6.97           X7 @ X8)),
% 44.27/6.97      inference('demod', [status(thm)],
% 44.27/6.97                [zip_derived_cl831, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.97                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.97                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.97                 zip_derived_cl1059])).
% 44.27/6.97  thf(zip_derived_cl1139, plain,
% 44.27/6.97      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.97         X7 : $i, X8 : $i, X9 : $i]:
% 44.27/6.97          (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 44.27/6.97           X7 @ X8 @ X9)),
% 44.27/6.97      inference('demod', [status(thm)],
% 44.27/6.97                [zip_derived_cl807, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.97                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.97                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.97                 zip_derived_cl1059, zip_derived_cl1093])).
% 44.27/6.97  thf(zip_derived_cl1196, plain,
% 44.27/6.97      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.97         X7 : $i, X8 : $i, X9 : $i, X10 : $i]:
% 44.27/6.97          (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 44.27/6.97           X6 @ X7 @ X8 @ X9 @ X10)),
% 44.27/6.97      inference('demod', [status(thm)],
% 44.27/6.97                [zip_derived_cl782, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.97                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.97                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.97                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139])).
% 44.27/6.97  thf(zip_derived_cl1246, plain,
% 44.27/6.97      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.97         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i]:
% 44.27/6.97          (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 44.27/6.97           X6 @ X7 @ X8 @ X9 @ X10 @ X11)),
% 44.27/6.97      inference('demod', [status(thm)],
% 44.27/6.97                [zip_derived_cl755, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.97                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.97                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.97                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/6.97                 zip_derived_cl1196])).
% 44.27/6.97  thf(zip_derived_cl1296, plain,
% 44.27/6.97      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.97         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i]:
% 44.27/6.97          (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/6.97           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)),
% 44.27/6.97      inference('demod', [status(thm)],
% 44.27/6.97                [zip_derived_cl728, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.97                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.97                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.97                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/6.97                 zip_derived_cl1196, zip_derived_cl1246])).
% 44.27/6.97  thf(zip_derived_cl1354, plain,
% 44.27/6.97      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.97         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i]:
% 44.27/6.97          (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/6.97           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)),
% 44.27/6.97      inference('demod', [status(thm)],
% 44.27/6.97                [zip_derived_cl695, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.97                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.97                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.97                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/6.97                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296])).
% 44.27/6.97  thf(zip_derived_cl1416, plain,
% 44.27/6.97      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.97         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/6.97         X14 : $i]:
% 44.27/6.97          (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/6.97           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)),
% 44.27/6.97      inference('demod', [status(thm)],
% 44.27/6.97                [zip_derived_cl661, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.97                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.97                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.97                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/6.97                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296, 
% 44.27/6.97                 zip_derived_cl1354])).
% 44.27/6.97  thf(zip_derived_cl1486, plain,
% 44.27/6.97      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.97         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/6.97         X14 : $i, X15 : $i]:
% 44.27/6.97          (ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 44.27/6.97           X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15)),
% 44.27/6.97      inference('demod', [status(thm)],
% 44.27/6.97                [zip_derived_cl623, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.97                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.97                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.97                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/6.97                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296, 
% 44.27/6.97                 zip_derived_cl1354, zip_derived_cl1416])).
% 44.27/6.97  thf(zip_derived_cl1555, plain,
% 44.27/6.97      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.97         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/6.97         X14 : $i, X15 : $i, X16 : $i]:
% 44.27/6.97          (ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 44.27/6.97           X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ 
% 44.27/6.97           X16)),
% 44.27/6.97      inference('demod', [status(thm)],
% 44.27/6.97                [zip_derived_cl587, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.97                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.97                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.97                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/6.97                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296, 
% 44.27/6.97                 zip_derived_cl1354, zip_derived_cl1416, zip_derived_cl1486])).
% 44.27/6.97  thf(zip_derived_cl1625, plain,
% 44.27/6.97      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.97         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/6.97         X14 : $i, X15 : $i, X16 : $i, X17 : $i]:
% 44.27/6.97          (ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 44.27/6.97           X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 44.27/6.97           X15 @ X16 @ X17)),
% 44.27/6.97      inference('demod', [status(thm)],
% 44.27/6.97                [zip_derived_cl548, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.97                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.97                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.97                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/6.97                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296, 
% 44.27/6.97                 zip_derived_cl1354, zip_derived_cl1416, zip_derived_cl1486, 
% 44.27/6.97                 zip_derived_cl1555])).
% 44.27/6.97  thf(zip_derived_cl1687, plain,
% 44.27/6.97      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.97         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/6.97         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i]:
% 44.27/6.97          (ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 44.27/6.97           X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 44.27/6.97           X15 @ X16 @ X17 @ X18)),
% 44.27/6.97      inference('demod', [status(thm)],
% 44.27/6.97                [zip_derived_cl509, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.97                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.97                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.97                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/6.97                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296, 
% 44.27/6.97                 zip_derived_cl1354, zip_derived_cl1416, zip_derived_cl1486, 
% 44.27/6.97                 zip_derived_cl1555, zip_derived_cl1625])).
% 44.27/6.97  thf(zip_derived_cl1752, plain,
% 44.27/6.97      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.97         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/6.97         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i]:
% 44.27/6.97          (ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 44.27/6.97           X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 44.27/6.97           X15 @ X16 @ X17 @ X18 @ X19)),
% 44.27/6.97      inference('demod', [status(thm)],
% 44.27/6.97                [zip_derived_cl471, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.97                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.97                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.97                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/6.97                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296, 
% 44.27/6.97                 zip_derived_cl1354, zip_derived_cl1416, zip_derived_cl1486, 
% 44.27/6.97                 zip_derived_cl1555, zip_derived_cl1625, zip_derived_cl1687])).
% 44.27/6.97  thf(zip_derived_cl1820, plain,
% 44.27/6.97      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.97         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/6.97         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i]:
% 44.27/6.97          (ssNder1_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 44.27/6.97           X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 44.27/6.97           X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20)),
% 44.27/6.97      inference('demod', [status(thm)],
% 44.27/6.97                [zip_derived_cl428, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.97                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.97                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.97                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/6.97                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296, 
% 44.27/6.97                 zip_derived_cl1354, zip_derived_cl1416, zip_derived_cl1486, 
% 44.27/6.97                 zip_derived_cl1555, zip_derived_cl1625, zip_derived_cl1687, 
% 44.27/6.97                 zip_derived_cl1752])).
% 44.27/6.97  thf(zip_derived_cl1925, plain,
% 44.27/6.97      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.97         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/6.97         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i, 
% 44.27/6.97         X21 : $i]:
% 44.27/6.97          (ssNder1_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 44.27/6.97           X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 44.27/6.97           X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21)),
% 44.27/6.97      inference('demod', [status(thm)],
% 44.27/6.97                [zip_derived_cl377, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.97                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.97                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.97                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/6.97                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296, 
% 44.27/6.97                 zip_derived_cl1354, zip_derived_cl1416, zip_derived_cl1486, 
% 44.27/6.97                 zip_derived_cl1555, zip_derived_cl1625, zip_derived_cl1687, 
% 44.27/6.97                 zip_derived_cl1752, zip_derived_cl1820])).
% 44.27/6.97  thf(zip_derived_cl2018, plain,
% 44.27/6.97      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.97         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/6.97         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i, 
% 44.27/6.97         X21 : $i, X22 : $i]:
% 44.27/6.97          (ssNder1_23r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 44.27/6.97           X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 44.27/6.97           X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21 @ X22)),
% 44.27/6.97      inference('demod', [status(thm)],
% 44.27/6.97                [zip_derived_cl328, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.97                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.97                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.97                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/6.97                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296, 
% 44.27/6.97                 zip_derived_cl1354, zip_derived_cl1416, zip_derived_cl1486, 
% 44.27/6.97                 zip_derived_cl1555, zip_derived_cl1625, zip_derived_cl1687, 
% 44.27/6.97                 zip_derived_cl1752, zip_derived_cl1820, zip_derived_cl1925])).
% 44.27/6.97  thf(zip_derived_cl2214, plain,
% 44.27/6.97      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.97         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/6.97         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i, 
% 44.27/6.97         X21 : $i, X22 : $i, X23 : $i]:
% 44.27/6.97          (ssNder1_24r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 44.27/6.97           X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 44.27/6.97           X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21 @ X22 @ X23)),
% 44.27/6.97      inference('demod', [status(thm)],
% 44.27/6.97                [zip_derived_cl274, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.97                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.97                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.97                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/6.97                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296, 
% 44.27/6.97                 zip_derived_cl1354, zip_derived_cl1416, zip_derived_cl1486, 
% 44.27/6.97                 zip_derived_cl1555, zip_derived_cl1625, zip_derived_cl1687, 
% 44.27/6.97                 zip_derived_cl1752, zip_derived_cl1820, zip_derived_cl1925, 
% 44.27/6.97                 zip_derived_cl2018])).
% 44.27/6.97  thf(zip_derived_cl2378, plain,
% 44.27/6.97      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.97         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/6.97         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i, 
% 44.27/6.97         X21 : $i, X22 : $i, X23 : $i, X24 : $i]:
% 44.27/6.97          (ssNder1_25r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 44.27/6.97           X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 44.27/6.97           X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21 @ X22 @ X23 @ 
% 44.27/6.97           X24)),
% 44.27/6.97      inference('demod', [status(thm)],
% 44.27/6.97                [zip_derived_cl223, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.97                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.97                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.97                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/6.97                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296, 
% 44.27/6.97                 zip_derived_cl1354, zip_derived_cl1416, zip_derived_cl1486, 
% 44.27/6.97                 zip_derived_cl1555, zip_derived_cl1625, zip_derived_cl1687, 
% 44.27/6.97                 zip_derived_cl1752, zip_derived_cl1820, zip_derived_cl1925, 
% 44.27/6.97                 zip_derived_cl2018, zip_derived_cl2214])).
% 44.27/6.97  thf(zip_derived_cl2456, plain,
% 44.27/6.97      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.97         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/6.97         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i, 
% 44.27/6.97         X21 : $i, X22 : $i, X23 : $i, X24 : $i, X25 : $i]:
% 44.27/6.97          (ssNder1_26r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ 
% 44.27/6.97           X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 44.27/6.97           X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21 @ X22 @ X23 @ 
% 44.27/6.97           X24 @ X25)),
% 44.27/6.97      inference('demod', [status(thm)],
% 44.27/6.97                [zip_derived_cl173, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.97                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.97                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.97                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/6.97                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296, 
% 44.27/6.97                 zip_derived_cl1354, zip_derived_cl1416, zip_derived_cl1486, 
% 44.27/6.97                 zip_derived_cl1555, zip_derived_cl1625, zip_derived_cl1687, 
% 44.27/6.97                 zip_derived_cl1752, zip_derived_cl1820, zip_derived_cl1925, 
% 44.27/6.97                 zip_derived_cl2018, zip_derived_cl2214, zip_derived_cl2378])).
% 44.27/6.97  thf(zip_derived_cl2622, plain,
% 44.27/6.97      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.97         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/6.97         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i, 
% 44.27/6.97         X21 : $i, X22 : $i, X23 : $i, X24 : $i, X25 : $i, X26 : $i]:
% 44.27/6.97         ( (ssPv8_27r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ 
% 44.27/6.97            X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ 
% 44.27/6.97            X12 @ X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21 @ X22 @ 
% 44.27/6.97            X23 @ X24 @ X25 @ X26)
% 44.27/6.97          | ~ (ssPv8_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 44.27/6.97               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 44.27/6.97               X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20))),
% 44.27/6.97      inference('demod', [status(thm)],
% 44.27/6.97                [zip_derived_cl75, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.97                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.97                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.97                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/6.97                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296, 
% 44.27/6.97                 zip_derived_cl1354, zip_derived_cl1416, zip_derived_cl1486, 
% 44.27/6.97                 zip_derived_cl1555, zip_derived_cl1625, zip_derived_cl1687, 
% 44.27/6.97                 zip_derived_cl1752, zip_derived_cl1820, zip_derived_cl1925, 
% 44.27/6.97                 zip_derived_cl2018, zip_derived_cl2214, zip_derived_cl2378, 
% 44.27/6.97                 zip_derived_cl2456])).
% 44.27/6.97  thf(clause922, conjecture,
% 44.27/6.97    (~( ( ssPv28_27r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.97          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 44.27/6.97          X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21 ) | 
% 44.27/6.97        ( ssPv16_27r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.97          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 44.27/6.97          X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21 ) | 
% 44.27/6.97        ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 44.27/6.97        ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 44.27/6.97        ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 44.27/6.97        ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 44.27/6.97        ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 44.27/6.97        ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 44.27/6.97        ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 44.27/6.97        ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 44.27/6.97        ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 44.27/6.97        ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.97             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 44.27/6.97        ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.97             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 44.27/6.97        ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.97             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 44.27/6.97        ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.97             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 44.27/6.97        ( ~( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.97             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) | 
% 44.27/6.97        ( ~( ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.97             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) ) | 
% 44.27/6.97        ( ~( ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.97             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 44.27/6.97             X9 @ X10 ) ) | 
% 44.27/6.97        ( ~( ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.97             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 44.27/6.97             X9 @ X10 @ X11 ) ) | 
% 44.27/6.97        ( ~( ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.97             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 44.27/6.97             X9 @ X10 @ X11 @ X12 ) ) | 
% 44.27/6.97        ( ~( ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.97             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 44.27/6.97             X9 @ X10 @ X11 @ X12 @ X13 ) ) | 
% 44.27/6.97        ( ~( ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.97             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 44.27/6.97             X9 @ X10 @ X11 @ X12 @ X13 @ X14 ) ) | 
% 44.27/6.97        ( ~( ssNder1_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.97             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 44.27/6.97             X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 ) ) | 
% 44.27/6.97        ( ~( ssNder1_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.97             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 44.27/6.97             X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 ) ) | 
% 44.27/6.97        ( ~( ssNder1_23r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.97             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 44.27/6.97             X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 @ X17 ) ) | 
% 44.27/6.97        ( ~( ssNder1_24r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.97             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 44.27/6.97             X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 @ X17 @ X18 ) ) | 
% 44.27/6.97        ( ~( ssNder1_25r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.97             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 44.27/6.97             X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 ) ) | 
% 44.27/6.97        ( ~( ssNder1_26r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.97             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 44.27/6.97             X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ 
% 44.27/6.97             X20 ) ) | 
% 44.27/6.97        ( ~( ssPv8_27r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.97             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 44.27/6.97             X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ 
% 44.27/6.97             X20 @ X21 ) ) | 
% 44.27/6.97        ( ~( ssPv2_27r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.97             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 44.27/6.97             X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ 
% 44.27/6.97             X20 @ X21 ) ) ))).
% 44.27/6.97  thf(zf_stmt_42, negated_conjecture,
% 44.27/6.97    (( ssPv28_27r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.97       U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 44.27/6.97       X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21 ) | 
% 44.27/6.97     ( ssPv16_27r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.97       U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 44.27/6.97       X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21 ) | 
% 44.27/6.97     ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 44.27/6.97     ( ~( ssNder1_2r1r1 @ U @ V ) ) | ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 44.27/6.97     ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 44.27/6.97     ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 44.27/6.97     ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 44.27/6.97     ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 44.27/6.97     ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 44.27/6.97     ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 44.27/6.97     ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.97          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 44.27/6.97     ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.97          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 44.27/6.97     ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.97          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 44.27/6.97     ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.97          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 44.27/6.97     ( ~( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.97          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) | 
% 44.27/6.97     ( ~( ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.97          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) ) | 
% 44.27/6.97     ( ~( ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.97          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 44.27/6.97          X10 ) ) | 
% 44.27/6.97     ( ~( ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.97          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 44.27/6.97          X10 @ X11 ) ) | 
% 44.27/6.97     ( ~( ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.97          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 44.27/6.97          X10 @ X11 @ X12 ) ) | 
% 44.27/6.97     ( ~( ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.97          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 44.27/6.97          X10 @ X11 @ X12 @ X13 ) ) | 
% 44.27/6.97     ( ~( ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.97          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 44.27/6.97          X10 @ X11 @ X12 @ X13 @ X14 ) ) | 
% 44.27/6.97     ( ~( ssNder1_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.97          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 44.27/6.97          X10 @ X11 @ X12 @ X13 @ X14 @ X15 ) ) | 
% 44.27/6.97     ( ~( ssNder1_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.97          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 44.27/6.97          X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 ) ) | 
% 44.27/6.97     ( ~( ssNder1_23r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.97          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 44.27/6.97          X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 @ X17 ) ) | 
% 44.27/6.97     ( ~( ssNder1_24r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.97          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 44.27/6.97          X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 @ X17 @ X18 ) ) | 
% 44.27/6.97     ( ~( ssNder1_25r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.97          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 44.27/6.97          X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 ) ) | 
% 44.27/6.97     ( ~( ssNder1_26r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.97          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 44.27/6.97          X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 ) ) | 
% 44.27/6.97     ( ~( ssPv8_27r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.97          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 44.27/6.97          X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21 ) ) | 
% 44.27/6.97     ( ~( ssPv2_27r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.97          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 44.27/6.97          X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21 ) )),
% 44.27/6.97    inference('cnf.neg', [status(esa)], [clause922])).
% 44.27/6.97  thf(zip_derived_cl6, plain,
% 44.27/6.97      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.97         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/6.97         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i, 
% 44.27/6.97         X21 : $i, X22 : $i, X23 : $i, X24 : $i, X25 : $i, X26 : $i]:
% 44.27/6.97         ( (ssPv28_27r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ 
% 44.27/6.97            X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ 
% 44.27/6.97            X12 @ X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21 @ X22 @ 
% 44.27/6.97            X23 @ X24 @ X25 @ X26)
% 44.27/6.97          |  (ssPv16_27r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ 
% 44.27/6.97              X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ 
% 44.27/6.97              X12 @ X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21 @ 
% 44.27/6.97              X22 @ X23 @ X24 @ X25 @ X26)
% 44.27/6.97          | ~ (ssNder1_0)
% 44.27/6.97          | ~ (ssNder1_1r1 @ X0)
% 44.27/6.97          | ~ (ssNder1_2r1r1 @ X0 @ X1)
% 44.27/6.97          | ~ (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)
% 44.27/6.97          | ~ (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)
% 44.27/6.97          | ~ (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)
% 44.27/6.97          | ~ (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)
% 44.27/6.97          | ~ (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)
% 44.27/6.97          | ~ (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 44.27/6.97               X7)
% 44.27/6.97          | ~ (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 44.27/6.97               X6 @ X7 @ X8)
% 44.27/6.97          | ~ (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 44.27/6.97               X6 @ X7 @ X8 @ X9)
% 44.27/6.97          | ~ (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/6.97               X5 @ X6 @ X7 @ X8 @ X9 @ X10)
% 44.27/6.97          | ~ (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/6.97               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11)
% 44.27/6.97          | ~ (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/6.97               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)
% 44.27/6.97          | ~ (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 44.27/6.97               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)
% 44.27/6.97          | ~ (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 44.27/6.97               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)
% 44.27/6.97          | ~ (ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 44.27/6.97               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 44.27/6.97               X14 @ X15)
% 44.27/6.97          | ~ (ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 44.27/6.97               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 44.27/6.97               X14 @ X15 @ X16)
% 44.27/6.97          | ~ (ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 44.27/6.97               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 44.27/6.97               X14 @ X15 @ X16 @ X17)
% 44.27/6.97          | ~ (ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 44.27/6.97               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 44.27/6.97               X14 @ X15 @ X16 @ X17 @ X18)
% 44.27/6.97          | ~ (ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 44.27/6.97               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 44.27/6.97               X14 @ X15 @ X16 @ X17 @ X18 @ X19)
% 44.27/6.97          | ~ (ssNder1_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 44.27/6.97               X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 44.27/6.97               X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20)
% 44.27/6.97          | ~ (ssNder1_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 44.27/6.97               X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 44.27/6.97               X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21)
% 44.27/6.97          | ~ (ssNder1_23r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 44.27/6.97               X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 44.27/6.97               X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21 @ X22)
% 44.27/6.97          | ~ (ssNder1_24r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ 
% 44.27/6.97               X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ 
% 44.27/6.97               X12 @ X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21 @ 
% 44.27/6.97               X22 @ X23)
% 44.27/6.97          | ~ (ssNder1_25r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ 
% 44.27/6.97               X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ 
% 44.27/6.97               X12 @ X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21 @ 
% 44.27/6.97               X22 @ X23 @ X24)
% 44.27/6.97          | ~ (ssNder1_26r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ 
% 44.27/6.97               X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ 
% 44.27/6.97               X12 @ X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21 @ 
% 44.27/6.97               X22 @ X23 @ X24 @ X25)
% 44.27/6.97          | ~ (ssPv8_27r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ 
% 44.27/6.97               X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ 
% 44.27/6.97               X12 @ X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21 @ 
% 44.27/6.97               X22 @ X23 @ X24 @ X25 @ X26)
% 44.27/6.97          | ~ (ssPv2_27r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ 
% 44.27/6.97               X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ 
% 44.27/6.97               X12 @ X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21 @ 
% 44.27/6.97               X22 @ X23 @ X24 @ X25 @ X26))),
% 44.27/6.97      inference('cnf', [status(esa)], [zf_stmt_42])).
% 44.27/6.97  thf(clause812, conjecture,
% 44.27/6.97    (~( ( ssPv28_1r1 @ U ) | ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 44.27/6.97        ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 44.27/6.97        ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 44.27/6.97        ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 44.27/6.97        ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 44.27/6.97        ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 44.27/6.97        ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 44.27/6.97        ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 44.27/6.97        ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 44.27/6.97        ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.97             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 44.27/6.97        ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.97             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 44.27/6.97        ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.97             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 44.27/6.97        ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.97             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 44.27/6.97        ( ~( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.97             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) | 
% 44.27/6.97        ( ~( ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.97             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) ) | 
% 44.27/6.97        ( ~( ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.97             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 44.27/6.97             X9 @ X10 ) ) | 
% 44.27/6.97        ( ~( ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.97             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 44.27/6.97             X9 @ X10 @ X11 ) ) | 
% 44.27/6.97        ( ~( ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.97             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 44.27/6.97             X9 @ X10 @ X11 @ X12 ) ) | 
% 44.27/6.97        ( ~( ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.97             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 44.27/6.97             X9 @ X10 @ X11 @ X12 @ X13 ) ) | 
% 44.27/6.97        ( ~( ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.97             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 44.27/6.97             X9 @ X10 @ X11 @ X12 @ X13 @ X14 ) ) | 
% 44.27/6.97        ( ~( ssNder1_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.97             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 44.27/6.97             X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 ) ) | 
% 44.27/6.97        ( ~( ssNder1_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.97             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 44.27/6.97             X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 ) ) | 
% 44.27/6.97        ( ~( ssNder1_23r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.97             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 44.27/6.97             X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 @ X17 ) ) | 
% 44.27/6.97        ( ~( ssNder1_24r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.97             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 44.27/6.97             X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 @ X17 @ X18 ) ) | 
% 44.27/6.97        ( ~( ssNder1_25r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.97             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 44.27/6.97             X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 ) ) | 
% 44.27/6.97        ( ~( ssNder1_26r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.97             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 44.27/6.97             X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ 
% 44.27/6.97             X20 ) ) | 
% 44.27/6.97        ( ~( ssPv28_27r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.97             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 44.27/6.97             X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ 
% 44.27/6.97             X20 @ X21 ) ) ))).
% 44.27/6.97  thf(zf_stmt_43, negated_conjecture,
% 44.27/6.97    (( ssPv28_1r1 @ U ) | ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 44.27/6.97     ( ~( ssNder1_2r1r1 @ U @ V ) ) | ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 44.27/6.97     ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 44.27/6.97     ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 44.27/6.97     ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 44.27/6.97     ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 44.27/6.97     ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 44.27/6.97     ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 44.27/6.97     ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.97          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 44.27/6.97     ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.97          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 44.27/6.97     ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.97          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 44.27/6.97     ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.97          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 44.27/6.97     ( ~( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.97          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) | 
% 44.27/6.97     ( ~( ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.97          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) ) | 
% 44.27/6.97     ( ~( ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.97          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 44.27/6.97          X10 ) ) | 
% 44.27/6.97     ( ~( ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.97          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 44.27/6.97          X10 @ X11 ) ) | 
% 44.27/6.97     ( ~( ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.97          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 44.27/6.97          X10 @ X11 @ X12 ) ) | 
% 44.27/6.97     ( ~( ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.97          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 44.27/6.97          X10 @ X11 @ X12 @ X13 ) ) | 
% 44.27/6.97     ( ~( ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.97          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 44.27/6.97          X10 @ X11 @ X12 @ X13 @ X14 ) ) | 
% 44.27/6.97     ( ~( ssNder1_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.97          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 44.27/6.97          X10 @ X11 @ X12 @ X13 @ X14 @ X15 ) ) | 
% 44.27/6.97     ( ~( ssNder1_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.97          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 44.27/6.97          X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 ) ) | 
% 44.27/6.97     ( ~( ssNder1_23r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.97          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 44.27/6.97          X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 @ X17 ) ) | 
% 44.27/6.97     ( ~( ssNder1_24r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.97          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 44.27/6.97          X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 @ X17 @ X18 ) ) | 
% 44.27/6.97     ( ~( ssNder1_25r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.97          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 44.27/6.97          X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 ) ) | 
% 44.27/6.97     ( ~( ssNder1_26r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.97          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 44.27/6.97          X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 ) ) | 
% 44.27/6.97     ( ~( ssPv28_27r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.97          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 44.27/6.97          X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21 ) )),
% 44.27/6.97    inference('cnf.neg', [status(esa)], [clause812])).
% 44.27/6.97  thf(zip_derived_cl116, plain,
% 44.27/6.97      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.97         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/6.97         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i, 
% 44.27/6.97         X21 : $i, X22 : $i, X23 : $i, X24 : $i, X25 : $i, X26 : $i]:
% 44.27/6.97         ( (ssPv28_1r1 @ X0)
% 44.27/6.97          | ~ (ssNder1_0)
% 44.27/6.97          | ~ (ssNder1_1r1 @ X0)
% 44.27/6.97          | ~ (ssNder1_2r1r1 @ X0 @ X1)
% 44.27/6.97          | ~ (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)
% 44.27/6.97          | ~ (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)
% 44.27/6.97          | ~ (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)
% 44.27/6.97          | ~ (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)
% 44.27/6.97          | ~ (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)
% 44.27/6.97          | ~ (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 44.27/6.97               X7)
% 44.27/6.97          | ~ (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 44.27/6.97               X6 @ X7 @ X8)
% 44.27/6.97          | ~ (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 44.27/6.97               X6 @ X7 @ X8 @ X9)
% 44.27/6.97          | ~ (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/6.97               X5 @ X6 @ X7 @ X8 @ X9 @ X10)
% 44.27/6.97          | ~ (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/6.97               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11)
% 44.27/6.97          | ~ (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/6.97               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)
% 44.27/6.97          | ~ (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 44.27/6.97               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)
% 44.27/6.97          | ~ (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 44.27/6.97               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)
% 44.27/6.97          | ~ (ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 44.27/6.97               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 44.27/6.97               X14 @ X15)
% 44.27/6.97          | ~ (ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 44.27/6.97               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 44.27/6.97               X14 @ X15 @ X16)
% 44.27/6.97          | ~ (ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 44.27/6.97               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 44.27/6.97               X14 @ X15 @ X16 @ X17)
% 44.27/6.97          | ~ (ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 44.27/6.97               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 44.27/6.97               X14 @ X15 @ X16 @ X17 @ X18)
% 44.27/6.97          | ~ (ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 44.27/6.97               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 44.27/6.97               X14 @ X15 @ X16 @ X17 @ X18 @ X19)
% 44.27/6.97          | ~ (ssNder1_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 44.27/6.97               X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 44.27/6.97               X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20)
% 44.27/6.97          | ~ (ssNder1_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 44.27/6.97               X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 44.27/6.97               X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21)
% 44.27/6.97          | ~ (ssNder1_23r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 44.27/6.97               X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 44.27/6.97               X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21 @ X22)
% 44.27/6.97          | ~ (ssNder1_24r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ 
% 44.27/6.97               X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ 
% 44.27/6.97               X12 @ X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21 @ 
% 44.27/6.97               X22 @ X23)
% 44.27/6.97          | ~ (ssNder1_25r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ 
% 44.27/6.97               X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ 
% 44.27/6.97               X12 @ X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21 @ 
% 44.27/6.97               X22 @ X23 @ X24)
% 44.27/6.97          | ~ (ssNder1_26r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ 
% 44.27/6.97               X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ 
% 44.27/6.97               X12 @ X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21 @ 
% 44.27/6.97               X22 @ X23 @ X24 @ X25)
% 44.27/6.97          | ~ (ssPv28_27r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ 
% 44.27/6.97               X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ 
% 44.27/6.97               X12 @ X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21 @ 
% 44.27/6.97               X22 @ X23 @ X24 @ X25 @ X26))),
% 44.27/6.97      inference('cnf', [status(esa)], [zf_stmt_43])).
% 44.27/6.97  thf(zip_derived_cl1007, plain,
% 44.27/6.97      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 44.27/6.97          (ssPv22_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ skc42)),
% 44.27/6.97      inference('demod', [status(thm)],
% 44.27/6.97                [zip_derived_cl885, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.97                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.97                 zip_derived_cl973])).
% 44.27/6.97  thf(zip_derived_cl1313, plain,
% 44.27/6.97      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.97         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i]:
% 44.27/6.97          (ssPv15_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/6.97           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ skc36)),
% 44.27/6.97      inference('demod', [status(thm)],
% 44.27/6.97                [zip_derived_cl727, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.97                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.97                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.97                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/6.97                 zip_derived_cl1196, zip_derived_cl1246])).
% 44.27/6.97  thf(zip_derived_cl2281, plain,
% 44.27/6.97      (![X4 : $i, X5 : $i, X6 : $i, X7 : $i, X8 : $i, X9 : $i, X10 : $i, 
% 44.27/6.97         X11 : $i, X12 : $i, X13 : $i, X14 : $i, X15 : $i, X16 : $i, X17 : $i, 
% 44.27/6.97         X18 : $i, X19 : $i, X20 : $i, X21 : $i]:
% 44.27/6.97         ( (ssPv20_9r1r1r1r1r1r1r1r1r1 @ X21 @ X20 @ X19 @ X18 @ X17 @ X16 @ 
% 44.27/6.97            X15 @ X14 @ X13)
% 44.27/6.97          | ~ (ssPv15_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X21 @ X20 @ X19 @ X18 @ 
% 44.27/6.97               X17 @ X16 @ X15 @ X14 @ X13 @ X12 @ X11 @ X10 @ X9 @ X8)
% 44.27/6.97          |  (ssPv11_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X21 @ X20 @ 
% 44.27/6.97              X19 @ X18 @ X17 @ X16 @ X15 @ X14 @ X13 @ X12 @ X11 @ X10 @ X9 @ 
% 44.27/6.97              X8 @ X7 @ X6 @ X5 @ X4))),
% 44.27/6.97      inference('sup-', [status(thm)], [zip_derived_cl2280, zip_derived_cl1821])).
% 44.27/6.97  thf(clause554, conjecture,
% 44.27/6.97    (~( ( ssPv28_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.97          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 44.27/6.97          X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 ) | 
% 44.27/6.97        ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 44.27/6.97        ( ~( ssPv28_1r1 @ U ) ) | ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 44.27/6.97        ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 44.27/6.97        ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 44.27/6.97        ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 44.27/6.97        ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 44.27/6.97        ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 44.27/6.97        ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 44.27/6.97        ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 44.27/6.97        ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.97             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 44.27/6.97        ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.97             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 44.27/6.97        ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.97             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 44.27/6.97        ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.97             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 44.27/6.97        ( ~( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.97             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) | 
% 44.27/6.97        ( ~( ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.97             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) ) | 
% 44.27/6.97        ( ~( ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.97             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 44.27/6.97             X9 @ X10 ) ) | 
% 44.27/6.97        ( ~( ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.97             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 44.27/6.97             X9 @ X10 @ X11 ) ) | 
% 44.27/6.97        ( ~( ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.97             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 44.27/6.97             X9 @ X10 @ X11 @ X12 ) ) | 
% 44.27/6.97        ( ~( ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.97             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 44.27/6.97             X9 @ X10 @ X11 @ X12 @ X13 ) ) | 
% 44.27/6.97        ( ~( ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.97             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 44.27/6.97             X9 @ X10 @ X11 @ X12 @ X13 @ X14 ) ) | 
% 44.27/6.97        ( ~( ssNder1_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.97             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 44.27/6.97             X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 ) ) ))).
% 44.27/6.97  thf(zf_stmt_44, negated_conjecture,
% 44.27/6.97    (( ssPv28_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.97       U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 44.27/6.97       X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 ) | 
% 44.27/6.97     ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | ( ~( ssPv28_1r1 @ U ) ) | 
% 44.27/6.97     ( ~( ssNder1_2r1r1 @ U @ V ) ) | ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 44.27/6.97     ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 44.27/6.97     ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 44.27/6.97     ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 44.27/6.97     ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 44.27/6.97     ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 44.27/6.97     ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 44.27/6.97     ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.97          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 44.27/6.97     ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.97          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 44.27/6.97     ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.97          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 44.27/6.97     ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.97          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 44.27/6.97     ( ~( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.97          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) | 
% 44.27/6.97     ( ~( ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.97          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) ) | 
% 44.27/6.97     ( ~( ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.97          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 44.27/6.97          X10 ) ) | 
% 44.27/6.97     ( ~( ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.97          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 44.27/6.97          X10 @ X11 ) ) | 
% 44.27/6.97     ( ~( ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.97          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 44.27/6.97          X10 @ X11 @ X12 ) ) | 
% 44.27/6.97     ( ~( ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.97          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 44.27/6.97          X10 @ X11 @ X12 @ X13 ) ) | 
% 44.27/6.97     ( ~( ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.97          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 44.27/6.97          X10 @ X11 @ X12 @ X13 @ X14 ) ) | 
% 44.27/6.97     ( ~( ssNder1_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.97          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 44.27/6.97          X10 @ X11 @ X12 @ X13 @ X14 @ X15 ) )),
% 44.27/6.97    inference('cnf.neg', [status(esa)], [clause554])).
% 44.27/6.97  thf(zip_derived_cl374, plain,
% 44.27/6.97      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.97         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/6.97         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i, 
% 44.27/6.97         X21 : $i]:
% 44.27/6.97         ( (ssPv28_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 44.27/6.97            X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 44.27/6.97            X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21)
% 44.27/6.97          | ~ (ssNder1_0)
% 44.27/6.97          | ~ (ssNder1_1r1 @ X0)
% 44.27/6.97          | ~ (ssPv28_1r1 @ X0)
% 44.27/6.97          | ~ (ssNder1_2r1r1 @ X0 @ X1)
% 44.27/6.97          | ~ (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)
% 44.27/6.97          | ~ (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)
% 44.27/6.97          | ~ (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)
% 44.27/6.97          | ~ (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)
% 44.27/6.97          | ~ (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)
% 44.27/6.97          | ~ (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 44.27/6.97               X7)
% 44.27/6.97          | ~ (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 44.27/6.97               X6 @ X7 @ X8)
% 44.27/6.97          | ~ (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 44.27/6.97               X6 @ X7 @ X8 @ X9)
% 44.27/6.97          | ~ (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/6.97               X5 @ X6 @ X7 @ X8 @ X9 @ X10)
% 44.27/6.97          | ~ (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/6.97               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11)
% 44.27/6.97          | ~ (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/6.97               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)
% 44.27/6.97          | ~ (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 44.27/6.97               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)
% 44.27/6.97          | ~ (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 44.27/6.97               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)
% 44.27/6.97          | ~ (ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 44.27/6.97               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 44.27/6.97               X14 @ X15)
% 44.27/6.97          | ~ (ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 44.27/6.97               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 44.27/6.97               X14 @ X15 @ X16)
% 44.27/6.97          | ~ (ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 44.27/6.97               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 44.27/6.97               X14 @ X15 @ X16 @ X17)
% 44.27/6.97          | ~ (ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 44.27/6.97               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 44.27/6.97               X14 @ X15 @ X16 @ X17 @ X18)
% 44.27/6.97          | ~ (ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 44.27/6.98               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 44.27/6.98               X14 @ X15 @ X16 @ X17 @ X18 @ X19)
% 44.27/6.98          | ~ (ssNder1_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 44.27/6.98               X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 44.27/6.98               X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20))),
% 44.27/6.98      inference('cnf', [status(esa)], [zf_stmt_44])).
% 44.27/6.98  thf(zip_derived_cl927, plain, ( (ssNder1_0)),
% 44.27/6.98      inference('cnf', [status(esa)], [zf_stmt_1])).
% 44.27/6.98  thf(zip_derived_cl933, plain, (![X0 : $i]:  (ssNder1_1r1 @ X0)),
% 44.27/6.98      inference('demod', [status(thm)], [zip_derived_cl926, zip_derived_cl927])).
% 44.27/6.98  thf(zip_derived_cl934, plain,
% 44.27/6.98      (![X0 : $i, X1 : $i]:  (ssNder1_2r1r1 @ X0 @ X1)),
% 44.27/6.98      inference('demod', [status(thm)],
% 44.27/6.98                [zip_derived_cl925, zip_derived_cl927, zip_derived_cl933])).
% 44.27/6.98  thf(zip_derived_cl939, plain,
% 44.27/6.98      (![X0 : $i, X1 : $i, X2 : $i]:  (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)),
% 44.27/6.98      inference('demod', [status(thm)],
% 44.27/6.98                [zip_derived_cl919, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.98                 zip_derived_cl934])).
% 44.27/6.98  thf(zip_derived_cl958, plain,
% 44.27/6.98      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 44.27/6.98          (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)),
% 44.27/6.98      inference('demod', [status(thm)],
% 44.27/6.98                [zip_derived_cl912, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.98                 zip_derived_cl934, zip_derived_cl939])).
% 44.27/6.98  thf(zip_derived_cl973, plain,
% 44.27/6.98      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 44.27/6.98          (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)),
% 44.27/6.98      inference('demod', [status(thm)],
% 44.27/6.98                [zip_derived_cl901, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.98                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958])).
% 44.27/6.98  thf(zip_derived_cl997, plain,
% 44.27/6.98      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 44.27/6.98          (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)),
% 44.27/6.98      inference('demod', [status(thm)],
% 44.27/6.98                [zip_derived_cl886, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.98                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.98                 zip_derived_cl973])).
% 44.27/6.98  thf(zip_derived_cl1026, plain,
% 44.27/6.98      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i]:
% 44.27/6.98          (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)),
% 44.27/6.98      inference('demod', [status(thm)],
% 44.27/6.98                [zip_derived_cl870, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.98                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.98                 zip_derived_cl973, zip_derived_cl997])).
% 44.27/6.98  thf(zip_derived_cl1059, plain,
% 44.27/6.98      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, X7 : $i]:
% 44.27/6.98          (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7)),
% 44.27/6.98      inference('demod', [status(thm)],
% 44.27/6.98                [zip_derived_cl850, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.98                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.98                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026])).
% 44.27/6.98  thf(zip_derived_cl1093, plain,
% 44.27/6.98      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.98         X7 : $i, X8 : $i]:
% 44.27/6.98          (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 44.27/6.98           X7 @ X8)),
% 44.27/6.98      inference('demod', [status(thm)],
% 44.27/6.98                [zip_derived_cl831, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.98                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.98                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.98                 zip_derived_cl1059])).
% 44.27/6.98  thf(zip_derived_cl1139, plain,
% 44.27/6.98      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.98         X7 : $i, X8 : $i, X9 : $i]:
% 44.27/6.98          (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 44.27/6.98           X7 @ X8 @ X9)),
% 44.27/6.98      inference('demod', [status(thm)],
% 44.27/6.98                [zip_derived_cl807, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.98                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.98                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.98                 zip_derived_cl1059, zip_derived_cl1093])).
% 44.27/6.98  thf(zip_derived_cl1196, plain,
% 44.27/6.98      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.98         X7 : $i, X8 : $i, X9 : $i, X10 : $i]:
% 44.27/6.98          (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 44.27/6.98           X6 @ X7 @ X8 @ X9 @ X10)),
% 44.27/6.98      inference('demod', [status(thm)],
% 44.27/6.98                [zip_derived_cl782, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.98                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.98                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.98                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139])).
% 44.27/6.98  thf(zip_derived_cl1246, plain,
% 44.27/6.98      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.98         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i]:
% 44.27/6.98          (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 44.27/6.98           X6 @ X7 @ X8 @ X9 @ X10 @ X11)),
% 44.27/6.98      inference('demod', [status(thm)],
% 44.27/6.98                [zip_derived_cl755, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.98                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.98                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.98                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/6.98                 zip_derived_cl1196])).
% 44.27/6.98  thf(zip_derived_cl1296, plain,
% 44.27/6.98      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.98         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i]:
% 44.27/6.98          (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/6.98           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)),
% 44.27/6.98      inference('demod', [status(thm)],
% 44.27/6.98                [zip_derived_cl728, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.98                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.98                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.98                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/6.98                 zip_derived_cl1196, zip_derived_cl1246])).
% 44.27/6.98  thf(zip_derived_cl1354, plain,
% 44.27/6.98      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.98         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i]:
% 44.27/6.98          (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/6.98           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)),
% 44.27/6.98      inference('demod', [status(thm)],
% 44.27/6.98                [zip_derived_cl695, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.98                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.98                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.98                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/6.98                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296])).
% 44.27/6.98  thf(zip_derived_cl1416, plain,
% 44.27/6.98      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.98         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/6.98         X14 : $i]:
% 44.27/6.98          (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/6.98           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)),
% 44.27/6.98      inference('demod', [status(thm)],
% 44.27/6.98                [zip_derived_cl661, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.98                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.98                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.98                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/6.98                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296, 
% 44.27/6.98                 zip_derived_cl1354])).
% 44.27/6.98  thf(zip_derived_cl1486, plain,
% 44.27/6.98      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.98         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/6.98         X14 : $i, X15 : $i]:
% 44.27/6.98          (ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 44.27/6.98           X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15)),
% 44.27/6.98      inference('demod', [status(thm)],
% 44.27/6.98                [zip_derived_cl623, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.98                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.98                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.98                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/6.98                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296, 
% 44.27/6.98                 zip_derived_cl1354, zip_derived_cl1416])).
% 44.27/6.98  thf(zip_derived_cl1555, plain,
% 44.27/6.98      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.98         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/6.98         X14 : $i, X15 : $i, X16 : $i]:
% 44.27/6.98          (ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 44.27/6.98           X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ 
% 44.27/6.98           X16)),
% 44.27/6.98      inference('demod', [status(thm)],
% 44.27/6.98                [zip_derived_cl587, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.98                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.98                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.98                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/6.98                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296, 
% 44.27/6.98                 zip_derived_cl1354, zip_derived_cl1416, zip_derived_cl1486])).
% 44.27/6.98  thf(zip_derived_cl1625, plain,
% 44.27/6.98      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.98         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/6.98         X14 : $i, X15 : $i, X16 : $i, X17 : $i]:
% 44.27/6.98          (ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 44.27/6.98           X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 44.27/6.98           X15 @ X16 @ X17)),
% 44.27/6.98      inference('demod', [status(thm)],
% 44.27/6.98                [zip_derived_cl548, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.98                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.98                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.98                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/6.98                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296, 
% 44.27/6.98                 zip_derived_cl1354, zip_derived_cl1416, zip_derived_cl1486, 
% 44.27/6.98                 zip_derived_cl1555])).
% 44.27/6.98  thf(zip_derived_cl1687, plain,
% 44.27/6.98      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.98         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/6.98         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i]:
% 44.27/6.98          (ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 44.27/6.98           X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 44.27/6.98           X15 @ X16 @ X17 @ X18)),
% 44.27/6.98      inference('demod', [status(thm)],
% 44.27/6.98                [zip_derived_cl509, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.98                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.98                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.98                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/6.98                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296, 
% 44.27/6.98                 zip_derived_cl1354, zip_derived_cl1416, zip_derived_cl1486, 
% 44.27/6.98                 zip_derived_cl1555, zip_derived_cl1625])).
% 44.27/6.98  thf(zip_derived_cl1752, plain,
% 44.27/6.98      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.98         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/6.98         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i]:
% 44.27/6.98          (ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 44.27/6.98           X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 44.27/6.98           X15 @ X16 @ X17 @ X18 @ X19)),
% 44.27/6.98      inference('demod', [status(thm)],
% 44.27/6.98                [zip_derived_cl471, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.98                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.98                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.98                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/6.98                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296, 
% 44.27/6.98                 zip_derived_cl1354, zip_derived_cl1416, zip_derived_cl1486, 
% 44.27/6.98                 zip_derived_cl1555, zip_derived_cl1625, zip_derived_cl1687])).
% 44.27/6.98  thf(zip_derived_cl1820, plain,
% 44.27/6.98      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.98         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/6.98         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i]:
% 44.27/6.98          (ssNder1_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 44.27/6.98           X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 44.27/6.98           X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20)),
% 44.27/6.98      inference('demod', [status(thm)],
% 44.27/6.98                [zip_derived_cl428, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.98                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.98                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.98                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/6.98                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296, 
% 44.27/6.98                 zip_derived_cl1354, zip_derived_cl1416, zip_derived_cl1486, 
% 44.27/6.98                 zip_derived_cl1555, zip_derived_cl1625, zip_derived_cl1687, 
% 44.27/6.98                 zip_derived_cl1752])).
% 44.27/6.98  thf(zip_derived_cl1930, plain,
% 44.27/6.98      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.98         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/6.98         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i, 
% 44.27/6.98         X21 : $i]:
% 44.27/6.98         ( (ssPv28_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 44.27/6.98            X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 44.27/6.98            X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21)
% 44.27/6.98          | ~ (ssPv28_1r1 @ X0))),
% 44.27/6.98      inference('demod', [status(thm)],
% 44.27/6.98                [zip_derived_cl374, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.98                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.98                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.98                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/6.98                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296, 
% 44.27/6.98                 zip_derived_cl1354, zip_derived_cl1416, zip_derived_cl1486, 
% 44.27/6.98                 zip_derived_cl1555, zip_derived_cl1625, zip_derived_cl1687, 
% 44.27/6.98                 zip_derived_cl1752, zip_derived_cl1820])).
% 44.27/6.98  thf(clause688, conjecture,
% 44.27/6.98    (~( ( ssPv16_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.98          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 44.27/6.98          X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 ) | 
% 44.27/6.98        ( ssPv9_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.98          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 44.27/6.98          X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 ) | 
% 44.27/6.98        ( ssPv7_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.98          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 44.27/6.98          X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 ) | 
% 44.27/6.98        ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 44.27/6.98        ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 44.27/6.98        ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 44.27/6.98        ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 44.27/6.98        ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 44.27/6.98        ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 44.27/6.98        ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 44.27/6.98        ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 44.27/6.98        ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 44.27/6.98        ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.98             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 44.27/6.98        ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.98             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 44.27/6.98        ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.98             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 44.27/6.98        ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.98             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 44.27/6.98        ( ~( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.98             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) | 
% 44.27/6.98        ( ~( ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.98             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) ) | 
% 44.27/6.98        ( ~( ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.98             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 44.27/6.98             X9 @ X10 ) ) | 
% 44.27/6.98        ( ~( ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.98             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 44.27/6.98             X9 @ X10 @ X11 ) ) | 
% 44.27/6.98        ( ~( ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.98             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 44.27/6.98             X9 @ X10 @ X11 @ X12 ) ) | 
% 44.27/6.98        ( ~( ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.98             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 44.27/6.98             X9 @ X10 @ X11 @ X12 @ X13 ) ) | 
% 44.27/6.98        ( ~( ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.98             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 44.27/6.98             X9 @ X10 @ X11 @ X12 @ X13 @ X14 ) ) | 
% 44.27/6.98        ( ~( ssNder1_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.98             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 44.27/6.98             X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 ) ) | 
% 44.27/6.98        ( ~( ssPv28_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.98             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 44.27/6.98             X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 ) ) ))).
% 44.27/6.98  thf(zf_stmt_45, negated_conjecture,
% 44.27/6.98    (( ssPv16_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.98       U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 44.27/6.98       X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 ) | 
% 44.27/6.98     ( ssPv9_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.98       U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 44.27/6.98       X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 ) | 
% 44.27/6.98     ( ssPv7_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.98       U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 44.27/6.98       X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 ) | 
% 44.27/6.98     ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 44.27/6.98     ( ~( ssNder1_2r1r1 @ U @ V ) ) | ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 44.27/6.98     ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 44.27/6.98     ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 44.27/6.98     ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 44.27/6.98     ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 44.27/6.98     ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 44.27/6.98     ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 44.27/6.98     ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.98          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 44.27/6.98     ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.98          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 44.27/6.98     ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.98          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 44.27/6.98     ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.98          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 44.27/6.98     ( ~( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.98          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) | 
% 44.27/6.98     ( ~( ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.98          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) ) | 
% 44.27/6.98     ( ~( ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.98          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 44.27/6.98          X10 ) ) | 
% 44.27/6.98     ( ~( ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.98          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 44.27/6.98          X10 @ X11 ) ) | 
% 44.27/6.98     ( ~( ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.98          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 44.27/6.98          X10 @ X11 @ X12 ) ) | 
% 44.27/6.98     ( ~( ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.98          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 44.27/6.98          X10 @ X11 @ X12 @ X13 ) ) | 
% 44.27/6.98     ( ~( ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.98          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 44.27/6.98          X10 @ X11 @ X12 @ X13 @ X14 ) ) | 
% 44.27/6.98     ( ~( ssNder1_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.98          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 44.27/6.98          X10 @ X11 @ X12 @ X13 @ X14 @ X15 ) ) | 
% 44.27/6.98     ( ~( ssPv28_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.98          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 44.27/6.98          X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 ) )),
% 44.27/6.98    inference('cnf.neg', [status(esa)], [clause688])).
% 44.27/6.98  thf(zip_derived_cl240, plain,
% 44.27/6.98      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.98         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/6.98         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i, 
% 44.27/6.98         X21 : $i]:
% 44.27/6.98         ( (ssPv16_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 44.27/6.98            X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 44.27/6.98            X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21)
% 44.27/6.98          |  (ssPv9_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 44.27/6.98              X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 44.27/6.98              X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21)
% 44.27/6.98          |  (ssPv7_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 44.27/6.98              X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 44.27/6.98              X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21)
% 44.27/6.98          | ~ (ssNder1_0)
% 44.27/6.98          | ~ (ssNder1_1r1 @ X0)
% 44.27/6.98          | ~ (ssNder1_2r1r1 @ X0 @ X1)
% 44.27/6.98          | ~ (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)
% 44.27/6.98          | ~ (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)
% 44.27/6.98          | ~ (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)
% 44.27/6.98          | ~ (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)
% 44.27/6.98          | ~ (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)
% 44.27/6.98          | ~ (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 44.27/6.98               X7)
% 44.27/6.98          | ~ (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 44.27/6.98               X6 @ X7 @ X8)
% 44.27/6.98          | ~ (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 44.27/6.98               X6 @ X7 @ X8 @ X9)
% 44.27/6.98          | ~ (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/6.98               X5 @ X6 @ X7 @ X8 @ X9 @ X10)
% 44.27/6.98          | ~ (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/6.98               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11)
% 44.27/6.98          | ~ (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/6.98               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)
% 44.27/6.98          | ~ (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 44.27/6.98               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)
% 44.27/6.98          | ~ (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 44.27/6.98               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)
% 44.27/6.98          | ~ (ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 44.27/6.98               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 44.27/6.98               X14 @ X15)
% 44.27/6.98          | ~ (ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 44.27/6.98               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 44.27/6.98               X14 @ X15 @ X16)
% 44.27/6.98          | ~ (ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 44.27/6.98               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 44.27/6.98               X14 @ X15 @ X16 @ X17)
% 44.27/6.98          | ~ (ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 44.27/6.98               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 44.27/6.98               X14 @ X15 @ X16 @ X17 @ X18)
% 44.27/6.98          | ~ (ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 44.27/6.98               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 44.27/6.98               X14 @ X15 @ X16 @ X17 @ X18 @ X19)
% 44.27/6.98          | ~ (ssNder1_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 44.27/6.98               X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 44.27/6.98               X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20)
% 44.27/6.98          | ~ (ssPv28_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 44.27/6.98               X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 44.27/6.98               X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21))),
% 44.27/6.98      inference('cnf', [status(esa)], [zf_stmt_45])).
% 44.27/6.98  thf(zip_derived_cl927, plain, ( (ssNder1_0)),
% 44.27/6.98      inference('cnf', [status(esa)], [zf_stmt_1])).
% 44.27/6.98  thf(zip_derived_cl933, plain, (![X0 : $i]:  (ssNder1_1r1 @ X0)),
% 44.27/6.98      inference('demod', [status(thm)], [zip_derived_cl926, zip_derived_cl927])).
% 44.27/6.98  thf(zip_derived_cl934, plain,
% 44.27/6.98      (![X0 : $i, X1 : $i]:  (ssNder1_2r1r1 @ X0 @ X1)),
% 44.27/6.98      inference('demod', [status(thm)],
% 44.27/6.98                [zip_derived_cl925, zip_derived_cl927, zip_derived_cl933])).
% 44.27/6.98  thf(zip_derived_cl939, plain,
% 44.27/6.98      (![X0 : $i, X1 : $i, X2 : $i]:  (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)),
% 44.27/6.98      inference('demod', [status(thm)],
% 44.27/6.98                [zip_derived_cl919, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.98                 zip_derived_cl934])).
% 44.27/6.98  thf(zip_derived_cl958, plain,
% 44.27/6.98      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 44.27/6.98          (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)),
% 44.27/6.98      inference('demod', [status(thm)],
% 44.27/6.98                [zip_derived_cl912, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.98                 zip_derived_cl934, zip_derived_cl939])).
% 44.27/6.98  thf(zip_derived_cl973, plain,
% 44.27/6.98      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 44.27/6.98          (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)),
% 44.27/6.98      inference('demod', [status(thm)],
% 44.27/6.98                [zip_derived_cl901, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.98                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958])).
% 44.27/6.98  thf(zip_derived_cl997, plain,
% 44.27/6.98      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 44.27/6.98          (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)),
% 44.27/6.98      inference('demod', [status(thm)],
% 44.27/6.98                [zip_derived_cl886, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.98                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.98                 zip_derived_cl973])).
% 44.27/6.98  thf(zip_derived_cl1026, plain,
% 44.27/6.98      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i]:
% 44.27/6.98          (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)),
% 44.27/6.98      inference('demod', [status(thm)],
% 44.27/6.98                [zip_derived_cl870, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.98                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.98                 zip_derived_cl973, zip_derived_cl997])).
% 44.27/6.98  thf(zip_derived_cl1059, plain,
% 44.27/6.98      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, X7 : $i]:
% 44.27/6.98          (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7)),
% 44.27/6.98      inference('demod', [status(thm)],
% 44.27/6.98                [zip_derived_cl850, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.98                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.98                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026])).
% 44.27/6.98  thf(zip_derived_cl1093, plain,
% 44.27/6.98      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.98         X7 : $i, X8 : $i]:
% 44.27/6.98          (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 44.27/6.98           X7 @ X8)),
% 44.27/6.98      inference('demod', [status(thm)],
% 44.27/6.98                [zip_derived_cl831, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.98                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.98                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.98                 zip_derived_cl1059])).
% 44.27/6.98  thf(zip_derived_cl1139, plain,
% 44.27/6.98      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.98         X7 : $i, X8 : $i, X9 : $i]:
% 44.27/6.98          (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 44.27/6.98           X7 @ X8 @ X9)),
% 44.27/6.98      inference('demod', [status(thm)],
% 44.27/6.98                [zip_derived_cl807, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.98                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.98                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.98                 zip_derived_cl1059, zip_derived_cl1093])).
% 44.27/6.98  thf(zip_derived_cl1196, plain,
% 44.27/6.98      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.98         X7 : $i, X8 : $i, X9 : $i, X10 : $i]:
% 44.27/6.98          (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 44.27/6.98           X6 @ X7 @ X8 @ X9 @ X10)),
% 44.27/6.98      inference('demod', [status(thm)],
% 44.27/6.98                [zip_derived_cl782, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.98                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.98                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.98                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139])).
% 44.27/6.98  thf(zip_derived_cl1246, plain,
% 44.27/6.98      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.98         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i]:
% 44.27/6.98          (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 44.27/6.98           X6 @ X7 @ X8 @ X9 @ X10 @ X11)),
% 44.27/6.98      inference('demod', [status(thm)],
% 44.27/6.98                [zip_derived_cl755, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.98                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.98                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.98                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/6.98                 zip_derived_cl1196])).
% 44.27/6.98  thf(zip_derived_cl1296, plain,
% 44.27/6.98      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.98         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i]:
% 44.27/6.98          (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/6.98           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)),
% 44.27/6.98      inference('demod', [status(thm)],
% 44.27/6.98                [zip_derived_cl728, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.98                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.98                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.98                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/6.98                 zip_derived_cl1196, zip_derived_cl1246])).
% 44.27/6.98  thf(zip_derived_cl1354, plain,
% 44.27/6.98      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.98         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i]:
% 44.27/6.98          (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/6.98           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)),
% 44.27/6.98      inference('demod', [status(thm)],
% 44.27/6.98                [zip_derived_cl695, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.98                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.98                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.98                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/6.98                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296])).
% 44.27/6.98  thf(zip_derived_cl1416, plain,
% 44.27/6.98      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.98         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/6.98         X14 : $i]:
% 44.27/6.98          (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/6.98           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)),
% 44.27/6.98      inference('demod', [status(thm)],
% 44.27/6.98                [zip_derived_cl661, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.98                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.98                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.98                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/6.98                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296, 
% 44.27/6.98                 zip_derived_cl1354])).
% 44.27/6.98  thf(zip_derived_cl1486, plain,
% 44.27/6.98      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.98         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/6.98         X14 : $i, X15 : $i]:
% 44.27/6.98          (ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 44.27/6.98           X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15)),
% 44.27/6.98      inference('demod', [status(thm)],
% 44.27/6.98                [zip_derived_cl623, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.98                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.98                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.98                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/6.98                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296, 
% 44.27/6.98                 zip_derived_cl1354, zip_derived_cl1416])).
% 44.27/6.98  thf(zip_derived_cl1555, plain,
% 44.27/6.98      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.98         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/6.98         X14 : $i, X15 : $i, X16 : $i]:
% 44.27/6.98          (ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 44.27/6.98           X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ 
% 44.27/6.98           X16)),
% 44.27/6.98      inference('demod', [status(thm)],
% 44.27/6.98                [zip_derived_cl587, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.98                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.98                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.98                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/6.98                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296, 
% 44.27/6.98                 zip_derived_cl1354, zip_derived_cl1416, zip_derived_cl1486])).
% 44.27/6.98  thf(zip_derived_cl1625, plain,
% 44.27/6.98      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.98         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/6.98         X14 : $i, X15 : $i, X16 : $i, X17 : $i]:
% 44.27/6.98          (ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 44.27/6.98           X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 44.27/6.98           X15 @ X16 @ X17)),
% 44.27/6.98      inference('demod', [status(thm)],
% 44.27/6.98                [zip_derived_cl548, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.98                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.98                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.98                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/6.98                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296, 
% 44.27/6.98                 zip_derived_cl1354, zip_derived_cl1416, zip_derived_cl1486, 
% 44.27/6.98                 zip_derived_cl1555])).
% 44.27/6.98  thf(zip_derived_cl1687, plain,
% 44.27/6.98      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.98         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/6.98         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i]:
% 44.27/6.98          (ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 44.27/6.98           X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 44.27/6.98           X15 @ X16 @ X17 @ X18)),
% 44.27/6.98      inference('demod', [status(thm)],
% 44.27/6.98                [zip_derived_cl509, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.98                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.98                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.98                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/6.98                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296, 
% 44.27/6.98                 zip_derived_cl1354, zip_derived_cl1416, zip_derived_cl1486, 
% 44.27/6.98                 zip_derived_cl1555, zip_derived_cl1625])).
% 44.27/6.98  thf(zip_derived_cl1752, plain,
% 44.27/6.98      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.98         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/6.98         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i]:
% 44.27/6.98          (ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 44.27/6.98           X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 44.27/6.98           X15 @ X16 @ X17 @ X18 @ X19)),
% 44.27/6.98      inference('demod', [status(thm)],
% 44.27/6.98                [zip_derived_cl471, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.98                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.98                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.98                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/6.98                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296, 
% 44.27/6.98                 zip_derived_cl1354, zip_derived_cl1416, zip_derived_cl1486, 
% 44.27/6.98                 zip_derived_cl1555, zip_derived_cl1625, zip_derived_cl1687])).
% 44.27/6.98  thf(zip_derived_cl1820, plain,
% 44.27/6.98      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.98         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/6.98         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i]:
% 44.27/6.98          (ssNder1_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 44.27/6.98           X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 44.27/6.98           X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20)),
% 44.27/6.98      inference('demod', [status(thm)],
% 44.27/6.98                [zip_derived_cl428, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.98                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.98                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.98                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/6.98                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296, 
% 44.27/6.98                 zip_derived_cl1354, zip_derived_cl1416, zip_derived_cl1486, 
% 44.27/6.98                 zip_derived_cl1555, zip_derived_cl1625, zip_derived_cl1687, 
% 44.27/6.98                 zip_derived_cl1752])).
% 44.27/6.98  thf(zip_derived_cl2145, plain,
% 44.27/6.98      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.98         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/6.98         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i, 
% 44.27/6.98         X21 : $i]:
% 44.27/6.98         ( (ssPv16_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 44.27/6.98            X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 44.27/6.98            X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21)
% 44.27/6.98          |  (ssPv9_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 44.27/6.98              X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 44.27/6.98              X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21)
% 44.27/6.98          |  (ssPv7_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 44.27/6.98              X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 44.27/6.98              X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21)
% 44.27/6.98          | ~ (ssPv28_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 44.27/6.98               X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 44.27/6.98               X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21))),
% 44.27/6.98      inference('demod', [status(thm)],
% 44.27/6.98                [zip_derived_cl240, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.98                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.98                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.98                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/6.98                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296, 
% 44.27/6.98                 zip_derived_cl1354, zip_derived_cl1416, zip_derived_cl1486, 
% 44.27/6.98                 zip_derived_cl1555, zip_derived_cl1625, zip_derived_cl1687, 
% 44.27/6.98                 zip_derived_cl1752, zip_derived_cl1820])).
% 44.27/6.98  thf(zip_derived_cl2008, plain,
% 44.27/6.98      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.98         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/6.98         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i, 
% 44.27/6.98         X21 : $i]:
% 44.27/6.98         ( (ssPv9_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 44.27/6.98            X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 44.27/6.98            X15 @ X16 @ X17 @ X18 @ X19)
% 44.27/6.98          | ~ (ssPv9_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 44.27/6.98               X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 44.27/6.98               X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21))),
% 44.27/6.98      inference('demod', [status(thm)],
% 44.27/6.98                [zip_derived_cl332, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.98                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.98                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.98                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/6.98                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296, 
% 44.27/6.98                 zip_derived_cl1354, zip_derived_cl1416, zip_derived_cl1486, 
% 44.27/6.98                 zip_derived_cl1555, zip_derived_cl1625, zip_derived_cl1687, 
% 44.27/6.98                 zip_derived_cl1752, zip_derived_cl1820])).
% 44.27/6.98  thf(zip_derived_cl2146, plain,
% 44.27/6.98      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.98         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/6.98         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i, 
% 44.27/6.98         X21 : $i]:
% 44.27/6.98         (~ (ssPv28_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X21 @ 
% 44.27/6.98             X20 @ X19 @ X18 @ X17 @ X16 @ X15 @ X14 @ X13 @ X12 @ X11 @ X10 @ 
% 44.27/6.98             X9 @ X8 @ X7 @ X6 @ X5 @ X4 @ X3 @ X2 @ X1 @ X0)
% 44.27/6.98          |  (ssPv7_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X21 @ 
% 44.27/6.98              X20 @ X19 @ X18 @ X17 @ X16 @ X15 @ X14 @ X13 @ X12 @ X11 @ 
% 44.27/6.98              X10 @ X9 @ X8 @ X7 @ X6 @ X5 @ X4 @ X3 @ X2 @ X1 @ X0)
% 44.27/6.98          |  (ssPv16_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X21 @ 
% 44.27/6.98              X20 @ X19 @ X18 @ X17 @ X16 @ X15 @ X14 @ X13 @ X12 @ X11 @ 
% 44.27/6.98              X10 @ X9 @ X8 @ X7 @ X6 @ X5 @ X4 @ X3 @ X2 @ X1 @ X0)
% 44.27/6.98          |  (ssPv9_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X21 @ X20 @ 
% 44.27/6.98              X19 @ X18 @ X17 @ X16 @ X15 @ X14 @ X13 @ X12 @ X11 @ X10 @ X9 @ 
% 44.27/6.98              X8 @ X7 @ X6 @ X5 @ X4 @ X3 @ X2))),
% 44.27/6.98      inference('sup-', [status(thm)], [zip_derived_cl2145, zip_derived_cl2008])).
% 44.27/6.98  thf(clause579, conjecture,
% 44.27/6.98    (~( ( ssPv16_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.98          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) | 
% 44.27/6.98        ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 44.27/6.98        ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 44.27/6.98        ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 44.27/6.98        ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 44.27/6.98        ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 44.27/6.98        ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 44.27/6.98        ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 44.27/6.98        ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 44.27/6.98        ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 44.27/6.98        ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.98             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 44.27/6.98        ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.98             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 44.27/6.98        ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.98             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 44.27/6.98        ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.98             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 44.27/6.98        ( ~( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.98             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) | 
% 44.27/6.98        ( ~( ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.98             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) ) | 
% 44.27/6.98        ( ~( ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.98             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 44.27/6.98             X9 @ X10 ) ) | 
% 44.27/6.98        ( ~( ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.98             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 44.27/6.98             X9 @ X10 @ X11 ) ) | 
% 44.27/6.98        ( ~( ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.98             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 44.27/6.98             X9 @ X10 @ X11 @ X12 ) ) | 
% 44.27/6.98        ( ~( ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.98             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 44.27/6.98             X9 @ X10 @ X11 @ X12 @ X13 ) ) | 
% 44.27/6.98        ( ~( ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.98             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 44.27/6.98             X9 @ X10 @ X11 @ X12 @ X13 @ X14 ) ) | 
% 44.27/6.98        ( ~( ssNder1_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.98             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 44.27/6.98             X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 ) ) | 
% 44.27/6.98        ( ~( ssPv16_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.98             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 44.27/6.98             X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 ) ) ))).
% 44.27/6.98  thf(zf_stmt_46, negated_conjecture,
% 44.27/6.98    (( ssPv16_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.98       U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) | 
% 44.27/6.98     ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 44.27/6.98     ( ~( ssNder1_2r1r1 @ U @ V ) ) | ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 44.27/6.98     ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 44.27/6.98     ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 44.27/6.98     ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 44.27/6.98     ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 44.27/6.98     ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 44.27/6.98     ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 44.27/6.98     ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.98          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 44.27/6.98     ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.98          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 44.27/6.98     ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.98          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 44.27/6.98     ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.98          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 44.27/6.98     ( ~( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.98          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) | 
% 44.27/6.98     ( ~( ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.98          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) ) | 
% 44.27/6.98     ( ~( ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.98          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 44.27/6.98          X10 ) ) | 
% 44.27/6.98     ( ~( ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.98          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 44.27/6.98          X10 @ X11 ) ) | 
% 44.27/6.98     ( ~( ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.98          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 44.27/6.98          X10 @ X11 @ X12 ) ) | 
% 44.27/6.98     ( ~( ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.98          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 44.27/6.98          X10 @ X11 @ X12 @ X13 ) ) | 
% 44.27/6.98     ( ~( ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.98          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 44.27/6.98          X10 @ X11 @ X12 @ X13 @ X14 ) ) | 
% 44.27/6.98     ( ~( ssNder1_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.98          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 44.27/6.98          X10 @ X11 @ X12 @ X13 @ X14 @ X15 ) ) | 
% 44.27/6.98     ( ~( ssPv16_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.98          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 44.27/6.98          X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 ) )),
% 44.27/6.98    inference('cnf.neg', [status(esa)], [clause579])).
% 44.27/6.98  thf(zip_derived_cl349, plain,
% 44.27/6.98      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.98         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/6.98         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i, 
% 44.27/6.98         X21 : $i]:
% 44.27/6.98         ( (ssPv16_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/6.98            X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)
% 44.27/6.98          | ~ (ssNder1_0)
% 44.27/6.98          | ~ (ssNder1_1r1 @ X0)
% 44.27/6.98          | ~ (ssNder1_2r1r1 @ X0 @ X1)
% 44.27/6.98          | ~ (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)
% 44.27/6.98          | ~ (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)
% 44.27/6.98          | ~ (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)
% 44.27/6.98          | ~ (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)
% 44.27/6.98          | ~ (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)
% 44.27/6.98          | ~ (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 44.27/6.98               X7)
% 44.27/6.98          | ~ (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 44.27/6.98               X6 @ X7 @ X8)
% 44.27/6.98          | ~ (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 44.27/6.98               X6 @ X7 @ X8 @ X9)
% 44.27/6.98          | ~ (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/6.98               X5 @ X6 @ X7 @ X8 @ X9 @ X10)
% 44.27/6.98          | ~ (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/6.98               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11)
% 44.27/6.98          | ~ (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/6.98               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)
% 44.27/6.98          | ~ (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 44.27/6.98               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)
% 44.27/6.98          | ~ (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 44.27/6.98               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)
% 44.27/6.98          | ~ (ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 44.27/6.98               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 44.27/6.98               X14 @ X15)
% 44.27/6.98          | ~ (ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 44.27/6.98               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 44.27/6.98               X14 @ X15 @ X16)
% 44.27/6.98          | ~ (ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 44.27/6.98               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 44.27/6.98               X14 @ X15 @ X16 @ X17)
% 44.27/6.98          | ~ (ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 44.27/6.98               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 44.27/6.98               X14 @ X15 @ X16 @ X17 @ X18)
% 44.27/6.98          | ~ (ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 44.27/6.98               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 44.27/6.98               X14 @ X15 @ X16 @ X17 @ X18 @ X19)
% 44.27/6.98          | ~ (ssNder1_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 44.27/6.98               X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 44.27/6.98               X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20)
% 44.27/6.98          | ~ (ssPv16_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 44.27/6.98               X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 44.27/6.98               X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21))),
% 44.27/6.98      inference('cnf', [status(esa)], [zf_stmt_46])).
% 44.27/6.98  thf(zip_derived_cl927, plain, ( (ssNder1_0)),
% 44.27/6.98      inference('cnf', [status(esa)], [zf_stmt_1])).
% 44.27/6.98  thf(zip_derived_cl933, plain, (![X0 : $i]:  (ssNder1_1r1 @ X0)),
% 44.27/6.98      inference('demod', [status(thm)], [zip_derived_cl926, zip_derived_cl927])).
% 44.27/6.98  thf(zip_derived_cl934, plain,
% 44.27/6.98      (![X0 : $i, X1 : $i]:  (ssNder1_2r1r1 @ X0 @ X1)),
% 44.27/6.98      inference('demod', [status(thm)],
% 44.27/6.98                [zip_derived_cl925, zip_derived_cl927, zip_derived_cl933])).
% 44.27/6.98  thf(zip_derived_cl939, plain,
% 44.27/6.98      (![X0 : $i, X1 : $i, X2 : $i]:  (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)),
% 44.27/6.98      inference('demod', [status(thm)],
% 44.27/6.98                [zip_derived_cl919, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.98                 zip_derived_cl934])).
% 44.27/6.98  thf(zip_derived_cl958, plain,
% 44.27/6.98      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 44.27/6.98          (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)),
% 44.27/6.98      inference('demod', [status(thm)],
% 44.27/6.98                [zip_derived_cl912, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.98                 zip_derived_cl934, zip_derived_cl939])).
% 44.27/6.98  thf(zip_derived_cl973, plain,
% 44.27/6.98      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 44.27/6.98          (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)),
% 44.27/6.98      inference('demod', [status(thm)],
% 44.27/6.98                [zip_derived_cl901, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.98                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958])).
% 44.27/6.98  thf(zip_derived_cl997, plain,
% 44.27/6.98      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 44.27/6.98          (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)),
% 44.27/6.98      inference('demod', [status(thm)],
% 44.27/6.98                [zip_derived_cl886, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.98                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.98                 zip_derived_cl973])).
% 44.27/6.98  thf(zip_derived_cl1026, plain,
% 44.27/6.98      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i]:
% 44.27/6.98          (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)),
% 44.27/6.98      inference('demod', [status(thm)],
% 44.27/6.98                [zip_derived_cl870, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.98                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.98                 zip_derived_cl973, zip_derived_cl997])).
% 44.27/6.98  thf(zip_derived_cl1059, plain,
% 44.27/6.98      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, X7 : $i]:
% 44.27/6.98          (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7)),
% 44.27/6.98      inference('demod', [status(thm)],
% 44.27/6.98                [zip_derived_cl850, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.98                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.98                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026])).
% 44.27/6.98  thf(zip_derived_cl1093, plain,
% 44.27/6.98      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.98         X7 : $i, X8 : $i]:
% 44.27/6.98          (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 44.27/6.98           X7 @ X8)),
% 44.27/6.98      inference('demod', [status(thm)],
% 44.27/6.98                [zip_derived_cl831, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.98                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.98                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.98                 zip_derived_cl1059])).
% 44.27/6.98  thf(zip_derived_cl1139, plain,
% 44.27/6.98      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.98         X7 : $i, X8 : $i, X9 : $i]:
% 44.27/6.98          (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 44.27/6.98           X7 @ X8 @ X9)),
% 44.27/6.98      inference('demod', [status(thm)],
% 44.27/6.98                [zip_derived_cl807, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.98                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.98                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.98                 zip_derived_cl1059, zip_derived_cl1093])).
% 44.27/6.98  thf(zip_derived_cl1196, plain,
% 44.27/6.98      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.98         X7 : $i, X8 : $i, X9 : $i, X10 : $i]:
% 44.27/6.98          (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 44.27/6.98           X6 @ X7 @ X8 @ X9 @ X10)),
% 44.27/6.98      inference('demod', [status(thm)],
% 44.27/6.98                [zip_derived_cl782, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.98                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.98                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.98                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139])).
% 44.27/6.98  thf(zip_derived_cl1246, plain,
% 44.27/6.98      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.98         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i]:
% 44.27/6.98          (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 44.27/6.98           X6 @ X7 @ X8 @ X9 @ X10 @ X11)),
% 44.27/6.98      inference('demod', [status(thm)],
% 44.27/6.98                [zip_derived_cl755, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.98                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.98                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.98                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/6.98                 zip_derived_cl1196])).
% 44.27/6.98  thf(zip_derived_cl1296, plain,
% 44.27/6.98      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.98         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i]:
% 44.27/6.98          (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/6.98           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)),
% 44.27/6.98      inference('demod', [status(thm)],
% 44.27/6.98                [zip_derived_cl728, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.98                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.98                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.98                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/6.98                 zip_derived_cl1196, zip_derived_cl1246])).
% 44.27/6.98  thf(zip_derived_cl1354, plain,
% 44.27/6.98      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.98         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i]:
% 44.27/6.98          (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/6.98           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)),
% 44.27/6.98      inference('demod', [status(thm)],
% 44.27/6.98                [zip_derived_cl695, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.98                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.98                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.98                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/6.98                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296])).
% 44.27/6.98  thf(zip_derived_cl1416, plain,
% 44.27/6.98      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.98         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/6.98         X14 : $i]:
% 44.27/6.98          (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/6.98           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)),
% 44.27/6.98      inference('demod', [status(thm)],
% 44.27/6.98                [zip_derived_cl661, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.98                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.98                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.98                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/6.98                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296, 
% 44.27/6.98                 zip_derived_cl1354])).
% 44.27/6.98  thf(zip_derived_cl1486, plain,
% 44.27/6.98      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.98         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/6.98         X14 : $i, X15 : $i]:
% 44.27/6.98          (ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 44.27/6.98           X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15)),
% 44.27/6.98      inference('demod', [status(thm)],
% 44.27/6.98                [zip_derived_cl623, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.98                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.98                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.98                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/6.98                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296, 
% 44.27/6.98                 zip_derived_cl1354, zip_derived_cl1416])).
% 44.27/6.98  thf(zip_derived_cl1555, plain,
% 44.27/6.98      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.98         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/6.98         X14 : $i, X15 : $i, X16 : $i]:
% 44.27/6.98          (ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 44.27/6.98           X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ 
% 44.27/6.98           X16)),
% 44.27/6.98      inference('demod', [status(thm)],
% 44.27/6.98                [zip_derived_cl587, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.98                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.98                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.98                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/6.98                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296, 
% 44.27/6.98                 zip_derived_cl1354, zip_derived_cl1416, zip_derived_cl1486])).
% 44.27/6.98  thf(zip_derived_cl1625, plain,
% 44.27/6.98      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.98         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/6.98         X14 : $i, X15 : $i, X16 : $i, X17 : $i]:
% 44.27/6.98          (ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 44.27/6.98           X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 44.27/6.98           X15 @ X16 @ X17)),
% 44.27/6.98      inference('demod', [status(thm)],
% 44.27/6.98                [zip_derived_cl548, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.98                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.98                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.98                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/6.98                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296, 
% 44.27/6.98                 zip_derived_cl1354, zip_derived_cl1416, zip_derived_cl1486, 
% 44.27/6.98                 zip_derived_cl1555])).
% 44.27/6.98  thf(zip_derived_cl1687, plain,
% 44.27/6.98      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.98         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/6.98         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i]:
% 44.27/6.98          (ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 44.27/6.98           X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 44.27/6.98           X15 @ X16 @ X17 @ X18)),
% 44.27/6.98      inference('demod', [status(thm)],
% 44.27/6.98                [zip_derived_cl509, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.98                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.98                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.98                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/6.98                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296, 
% 44.27/6.98                 zip_derived_cl1354, zip_derived_cl1416, zip_derived_cl1486, 
% 44.27/6.98                 zip_derived_cl1555, zip_derived_cl1625])).
% 44.27/6.98  thf(zip_derived_cl1752, plain,
% 44.27/6.98      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.98         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/6.98         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i]:
% 44.27/6.98          (ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 44.27/6.98           X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 44.27/6.98           X15 @ X16 @ X17 @ X18 @ X19)),
% 44.27/6.98      inference('demod', [status(thm)],
% 44.27/6.98                [zip_derived_cl471, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.98                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.98                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.98                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/6.98                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296, 
% 44.27/6.98                 zip_derived_cl1354, zip_derived_cl1416, zip_derived_cl1486, 
% 44.27/6.98                 zip_derived_cl1555, zip_derived_cl1625, zip_derived_cl1687])).
% 44.27/6.98  thf(zip_derived_cl1820, plain,
% 44.27/6.98      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.98         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/6.98         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i]:
% 44.27/6.98          (ssNder1_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 44.27/6.98           X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 44.27/6.98           X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20)),
% 44.27/6.98      inference('demod', [status(thm)],
% 44.27/6.98                [zip_derived_cl428, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.98                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.98                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.98                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/6.98                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296, 
% 44.27/6.98                 zip_derived_cl1354, zip_derived_cl1416, zip_derived_cl1486, 
% 44.27/6.98                 zip_derived_cl1555, zip_derived_cl1625, zip_derived_cl1687, 
% 44.27/6.98                 zip_derived_cl1752])).
% 44.27/6.98  thf(zip_derived_cl1954, plain,
% 44.27/6.98      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.98         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/6.98         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i, 
% 44.27/6.98         X21 : $i]:
% 44.27/6.98         ( (ssPv16_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/6.98            X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)
% 44.27/6.98          | ~ (ssPv16_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 44.27/6.98               X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 44.27/6.98               X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21))),
% 44.27/6.98      inference('demod', [status(thm)],
% 44.27/6.98                [zip_derived_cl349, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.98                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.98                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.98                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/6.98                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296, 
% 44.27/6.98                 zip_derived_cl1354, zip_derived_cl1416, zip_derived_cl1486, 
% 44.27/6.98                 zip_derived_cl1555, zip_derived_cl1625, zip_derived_cl1687, 
% 44.27/6.98                 zip_derived_cl1752, zip_derived_cl1820])).
% 44.27/6.98  thf(zip_derived_cl2147, plain,
% 44.27/6.98      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.98         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/6.98         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i, 
% 44.27/6.98         X21 : $i]:
% 44.27/6.98         ( (ssPv9_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X21 @ X20 @ 
% 44.27/6.98            X19 @ X18 @ X17 @ X16 @ X15 @ X14 @ X13 @ X12 @ X11 @ X10 @ X9 @ 
% 44.27/6.98            X8 @ X7 @ X6 @ X5 @ X4 @ X3 @ X2)
% 44.27/6.98          |  (ssPv7_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X21 @ 
% 44.27/6.98              X20 @ X19 @ X18 @ X17 @ X16 @ X15 @ X14 @ X13 @ X12 @ X11 @ 
% 44.27/6.98              X10 @ X9 @ X8 @ X7 @ X6 @ X5 @ X4 @ X3 @ X2 @ X1 @ X0)
% 44.27/6.98          | ~ (ssPv28_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X21 @ 
% 44.27/6.98               X20 @ X19 @ X18 @ X17 @ X16 @ X15 @ X14 @ X13 @ X12 @ X11 @ 
% 44.27/6.98               X10 @ X9 @ X8 @ X7 @ X6 @ X5 @ X4 @ X3 @ X2 @ X1 @ X0)
% 44.27/6.98          |  (ssPv16_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X21 @ X20 @ X19 @ X18 @ 
% 44.27/6.98              X17 @ X16 @ X15 @ X14 @ X13 @ X12 @ X11 @ X10 @ X9))),
% 44.27/6.98      inference('sup-', [status(thm)], [zip_derived_cl2146, zip_derived_cl1954])).
% 44.27/6.98  thf(zip_derived_cl2148, plain,
% 44.27/6.98      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.98         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/6.98         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i, 
% 44.27/6.98         X21 : $i]:
% 44.27/6.98         (~ (ssPv28_1r1 @ X21)
% 44.27/6.98          |  (ssPv16_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X21 @ X20 @ X19 @ X18 @ 
% 44.27/6.98              X17 @ X16 @ X15 @ X14 @ X13 @ X12 @ X11 @ X10 @ X9)
% 44.27/6.98          |  (ssPv7_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X21 @ 
% 44.27/6.98              X20 @ X19 @ X18 @ X17 @ X16 @ X15 @ X14 @ X13 @ X12 @ X11 @ 
% 44.27/6.98              X10 @ X9 @ X8 @ X7 @ X6 @ X5 @ X4 @ X3 @ X2 @ X1 @ X0)
% 44.27/6.98          |  (ssPv9_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X21 @ X20 @ 
% 44.27/6.98              X19 @ X18 @ X17 @ X16 @ X15 @ X14 @ X13 @ X12 @ X11 @ X10 @ X9 @ 
% 44.27/6.98              X8 @ X7 @ X6 @ X5 @ X4 @ X3 @ X2))),
% 44.27/6.98      inference('sup-', [status(thm)], [zip_derived_cl1930, zip_derived_cl2147])).
% 44.27/6.98  thf(clause502, conjecture,
% 44.27/6.98    (~( ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 44.27/6.98        ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 44.27/6.98        ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 44.27/6.98        ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 44.27/6.98        ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 44.27/6.98        ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 44.27/6.98        ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 44.27/6.98        ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 44.27/6.98        ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 44.27/6.98        ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.98             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 44.27/6.98        ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.98             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 44.27/6.98        ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.98             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 44.27/6.98        ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.98             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 44.27/6.98        ( ~( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.98             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) | 
% 44.27/6.98        ( ~( ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.98             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) ) | 
% 44.27/6.98        ( ~( ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.98             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 44.27/6.98             X9 @ X10 ) ) | 
% 44.27/6.98        ( ~( ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.98             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 44.27/6.98             X9 @ X10 @ X11 ) ) | 
% 44.27/6.98        ( ~( ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.98             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 44.27/6.98             X9 @ X10 @ X11 @ X12 ) ) | 
% 44.27/6.98        ( ~( ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.98             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 44.27/6.98             X9 @ X10 @ X11 @ X12 @ X13 ) ) | 
% 44.27/6.98        ( ~( ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.98             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 44.27/6.98             X9 @ X10 @ X11 @ X12 @ X13 @ X14 ) ) | 
% 44.27/6.98        ( ~( ssPv7_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.98             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 44.27/6.98             X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ skc29 ) ) ))).
% 44.27/6.98  thf(zf_stmt_47, negated_conjecture,
% 44.27/6.98    (( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 44.27/6.98     ( ~( ssNder1_2r1r1 @ U @ V ) ) | ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 44.27/6.98     ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 44.27/6.98     ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 44.27/6.98     ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 44.27/6.98     ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 44.27/6.98     ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 44.27/6.98     ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 44.27/6.98     ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.98          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 44.27/6.98     ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.98          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 44.27/6.98     ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.98          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 44.27/6.98     ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.98          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 44.27/6.98     ( ~( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.98          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) | 
% 44.27/6.98     ( ~( ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.98          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) ) | 
% 44.27/6.98     ( ~( ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.98          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 44.27/6.98          X10 ) ) | 
% 44.27/6.98     ( ~( ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.98          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 44.27/6.98          X10 @ X11 ) ) | 
% 44.27/6.98     ( ~( ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.98          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 44.27/6.98          X10 @ X11 @ X12 ) ) | 
% 44.27/6.98     ( ~( ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.98          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 44.27/6.98          X10 @ X11 @ X12 @ X13 ) ) | 
% 44.27/6.98     ( ~( ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.98          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 44.27/6.98          X10 @ X11 @ X12 @ X13 @ X14 ) ) | 
% 44.27/6.98     ( ~( ssPv7_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.98          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 44.27/6.98          X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ skc29 ) )),
% 44.27/6.98    inference('cnf.neg', [status(esa)], [clause502])).
% 44.27/6.98  thf(zip_derived_cl426, plain,
% 44.27/6.98      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.98         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/6.98         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i]:
% 44.27/6.98         (~ (ssNder1_0)
% 44.27/6.98          | ~ (ssNder1_1r1 @ X0)
% 44.27/6.98          | ~ (ssNder1_2r1r1 @ X0 @ X1)
% 44.27/6.98          | ~ (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)
% 44.27/6.98          | ~ (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)
% 44.27/6.98          | ~ (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)
% 44.27/6.98          | ~ (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)
% 44.27/6.98          | ~ (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)
% 44.27/6.98          | ~ (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 44.27/6.98               X7)
% 44.27/6.98          | ~ (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 44.27/6.98               X6 @ X7 @ X8)
% 44.27/6.98          | ~ (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 44.27/6.98               X6 @ X7 @ X8 @ X9)
% 44.27/6.98          | ~ (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/6.98               X5 @ X6 @ X7 @ X8 @ X9 @ X10)
% 44.27/6.98          | ~ (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/6.98               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11)
% 44.27/6.98          | ~ (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/6.98               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)
% 44.27/6.98          | ~ (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 44.27/6.98               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)
% 44.27/6.98          | ~ (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 44.27/6.98               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)
% 44.27/6.98          | ~ (ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 44.27/6.98               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 44.27/6.98               X14 @ X15)
% 44.27/6.98          | ~ (ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 44.27/6.98               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 44.27/6.98               X14 @ X15 @ X16)
% 44.27/6.98          | ~ (ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 44.27/6.98               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 44.27/6.98               X14 @ X15 @ X16 @ X17)
% 44.27/6.98          | ~ (ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 44.27/6.98               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 44.27/6.98               X14 @ X15 @ X16 @ X17 @ X18)
% 44.27/6.98          | ~ (ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 44.27/6.98               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 44.27/6.98               X14 @ X15 @ X16 @ X17 @ X18 @ X19)
% 44.27/6.98          | ~ (ssPv7_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 44.27/6.98               X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 44.27/6.98               X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ skc29))),
% 44.27/6.98      inference('cnf', [status(esa)], [zf_stmt_47])).
% 44.27/6.98  thf(zip_derived_cl927, plain, ( (ssNder1_0)),
% 44.27/6.98      inference('cnf', [status(esa)], [zf_stmt_1])).
% 44.27/6.98  thf(zip_derived_cl933, plain, (![X0 : $i]:  (ssNder1_1r1 @ X0)),
% 44.27/6.98      inference('demod', [status(thm)], [zip_derived_cl926, zip_derived_cl927])).
% 44.27/6.98  thf(zip_derived_cl934, plain,
% 44.27/6.98      (![X0 : $i, X1 : $i]:  (ssNder1_2r1r1 @ X0 @ X1)),
% 44.27/6.98      inference('demod', [status(thm)],
% 44.27/6.98                [zip_derived_cl925, zip_derived_cl927, zip_derived_cl933])).
% 44.27/6.98  thf(zip_derived_cl939, plain,
% 44.27/6.98      (![X0 : $i, X1 : $i, X2 : $i]:  (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)),
% 44.27/6.98      inference('demod', [status(thm)],
% 44.27/6.98                [zip_derived_cl919, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.98                 zip_derived_cl934])).
% 44.27/6.98  thf(zip_derived_cl958, plain,
% 44.27/6.98      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 44.27/6.98          (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)),
% 44.27/6.98      inference('demod', [status(thm)],
% 44.27/6.98                [zip_derived_cl912, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.98                 zip_derived_cl934, zip_derived_cl939])).
% 44.27/6.98  thf(zip_derived_cl973, plain,
% 44.27/6.98      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 44.27/6.98          (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)),
% 44.27/6.98      inference('demod', [status(thm)],
% 44.27/6.98                [zip_derived_cl901, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.98                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958])).
% 44.27/6.98  thf(zip_derived_cl997, plain,
% 44.27/6.98      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 44.27/6.98          (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)),
% 44.27/6.98      inference('demod', [status(thm)],
% 44.27/6.98                [zip_derived_cl886, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.98                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.98                 zip_derived_cl973])).
% 44.27/6.98  thf(zip_derived_cl1026, plain,
% 44.27/6.98      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i]:
% 44.27/6.98          (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)),
% 44.27/6.98      inference('demod', [status(thm)],
% 44.27/6.98                [zip_derived_cl870, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.98                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.98                 zip_derived_cl973, zip_derived_cl997])).
% 44.27/6.98  thf(zip_derived_cl1059, plain,
% 44.27/6.98      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, X7 : $i]:
% 44.27/6.98          (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7)),
% 44.27/6.98      inference('demod', [status(thm)],
% 44.27/6.98                [zip_derived_cl850, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.98                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.98                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026])).
% 44.27/6.98  thf(zip_derived_cl1093, plain,
% 44.27/6.98      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.98         X7 : $i, X8 : $i]:
% 44.27/6.98          (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 44.27/6.98           X7 @ X8)),
% 44.27/6.98      inference('demod', [status(thm)],
% 44.27/6.98                [zip_derived_cl831, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.98                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.98                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.98                 zip_derived_cl1059])).
% 44.27/6.98  thf(zip_derived_cl1139, plain,
% 44.27/6.98      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.98         X7 : $i, X8 : $i, X9 : $i]:
% 44.27/6.98          (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 44.27/6.98           X7 @ X8 @ X9)),
% 44.27/6.98      inference('demod', [status(thm)],
% 44.27/6.98                [zip_derived_cl807, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.98                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.98                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.98                 zip_derived_cl1059, zip_derived_cl1093])).
% 44.27/6.98  thf(zip_derived_cl1189, plain,
% 44.27/6.98      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.98         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/6.98         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i]:
% 44.27/6.98         (~ (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 44.27/6.98             X6 @ X7 @ X8 @ X9 @ X10)
% 44.27/6.98          | ~ (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/6.98               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11)
% 44.27/6.98          | ~ (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/6.98               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)
% 44.27/6.98          | ~ (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 44.27/6.98               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)
% 44.27/6.98          | ~ (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 44.27/6.98               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)
% 44.27/6.98          | ~ (ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 44.27/6.98               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 44.27/6.98               X14 @ X15)
% 44.27/6.98          | ~ (ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 44.27/6.98               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 44.27/6.98               X14 @ X15 @ X16)
% 44.27/6.98          | ~ (ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 44.27/6.98               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 44.27/6.98               X14 @ X15 @ X16 @ X17)
% 44.27/6.98          | ~ (ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 44.27/6.98               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 44.27/6.98               X14 @ X15 @ X16 @ X17 @ X18)
% 44.27/6.98          | ~ (ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 44.27/6.98               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 44.27/6.98               X14 @ X15 @ X16 @ X17 @ X18 @ X19)
% 44.27/6.98          | ~ (ssPv7_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 44.27/6.98               X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 44.27/6.98               X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ skc29))),
% 44.27/6.98      inference('demod', [status(thm)],
% 44.27/6.98                [zip_derived_cl426, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.98                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.98                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.98                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139])).
% 44.27/6.98  thf(zip_derived_cl1196, plain,
% 44.27/6.98      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.98         X7 : $i, X8 : $i, X9 : $i, X10 : $i]:
% 44.27/6.98          (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 44.27/6.98           X6 @ X7 @ X8 @ X9 @ X10)),
% 44.27/6.98      inference('demod', [status(thm)],
% 44.27/6.98                [zip_derived_cl782, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.98                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.98                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.98                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139])).
% 44.27/6.98  thf(zip_derived_cl1207, plain,
% 44.27/6.98      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.98         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/6.98         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i]:
% 44.27/6.98         (~ (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/6.98             X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11)
% 44.27/6.98          | ~ (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/6.98               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)
% 44.27/6.98          | ~ (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 44.27/6.98               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)
% 44.27/6.98          | ~ (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 44.27/6.98               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)
% 44.27/6.98          | ~ (ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 44.27/6.98               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 44.27/6.98               X14 @ X15)
% 44.27/6.98          | ~ (ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 44.27/6.98               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 44.27/6.98               X14 @ X15 @ X16)
% 44.27/6.98          | ~ (ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 44.27/6.98               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 44.27/6.98               X14 @ X15 @ X16 @ X17)
% 44.27/6.98          | ~ (ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 44.27/6.98               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 44.27/6.98               X14 @ X15 @ X16 @ X17 @ X18)
% 44.27/6.98          | ~ (ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 44.27/6.98               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 44.27/6.98               X14 @ X15 @ X16 @ X17 @ X18 @ X19)
% 44.27/6.98          | ~ (ssPv7_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 44.27/6.98               X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 44.27/6.98               X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ skc29))),
% 44.27/6.98      inference('demod', [status(thm)],
% 44.27/6.98                [zip_derived_cl1189, zip_derived_cl1196])).
% 44.27/6.98  thf(zip_derived_cl1246, plain,
% 44.27/6.98      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.98         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i]:
% 44.27/6.98          (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 44.27/6.98           X6 @ X7 @ X8 @ X9 @ X10 @ X11)),
% 44.27/6.98      inference('demod', [status(thm)],
% 44.27/6.98                [zip_derived_cl755, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.98                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.98                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.98                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/6.98                 zip_derived_cl1196])).
% 44.27/6.98  thf(zip_derived_cl1283, plain,
% 44.27/6.98      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.98         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/6.98         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i]:
% 44.27/6.98         (~ (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/6.98             X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)
% 44.27/6.98          | ~ (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 44.27/6.98               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)
% 44.27/6.98          | ~ (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 44.27/6.98               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)
% 44.27/6.98          | ~ (ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 44.27/6.98               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 44.27/6.98               X14 @ X15)
% 44.27/6.98          | ~ (ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 44.27/6.98               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 44.27/6.98               X14 @ X15 @ X16)
% 44.27/6.98          | ~ (ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 44.27/6.98               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 44.27/6.98               X14 @ X15 @ X16 @ X17)
% 44.27/6.98          | ~ (ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 44.27/6.98               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 44.27/6.98               X14 @ X15 @ X16 @ X17 @ X18)
% 44.27/6.98          | ~ (ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 44.27/6.98               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 44.27/6.98               X14 @ X15 @ X16 @ X17 @ X18 @ X19)
% 44.27/6.98          | ~ (ssPv7_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 44.27/6.98               X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 44.27/6.98               X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ skc29))),
% 44.27/6.98      inference('demod', [status(thm)],
% 44.27/6.98                [zip_derived_cl1207, zip_derived_cl1246])).
% 44.27/6.98  thf(zip_derived_cl1296, plain,
% 44.27/6.98      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.98         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i]:
% 44.27/6.98          (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/6.98           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)),
% 44.27/6.98      inference('demod', [status(thm)],
% 44.27/6.98                [zip_derived_cl728, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.98                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.98                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.98                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/6.98                 zip_derived_cl1196, zip_derived_cl1246])).
% 44.27/6.98  thf(zip_derived_cl1304, plain,
% 44.27/6.98      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.98         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/6.98         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i]:
% 44.27/6.98         (~ (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/6.98             X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)
% 44.27/6.98          | ~ (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 44.27/6.98               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)
% 44.27/6.98          | ~ (ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 44.27/6.98               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 44.27/6.98               X14 @ X15)
% 44.27/6.98          | ~ (ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 44.27/6.98               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 44.27/6.98               X14 @ X15 @ X16)
% 44.27/6.98          | ~ (ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 44.27/6.98               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 44.27/6.98               X14 @ X15 @ X16 @ X17)
% 44.27/6.98          | ~ (ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 44.27/6.98               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 44.27/6.98               X14 @ X15 @ X16 @ X17 @ X18)
% 44.27/6.98          | ~ (ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 44.27/6.98               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 44.27/6.98               X14 @ X15 @ X16 @ X17 @ X18 @ X19)
% 44.27/6.98          | ~ (ssPv7_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 44.27/6.98               X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 44.27/6.98               X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ skc29))),
% 44.27/6.98      inference('demod', [status(thm)],
% 44.27/6.98                [zip_derived_cl1283, zip_derived_cl1296])).
% 44.27/6.98  thf(zip_derived_cl1354, plain,
% 44.27/6.98      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.98         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i]:
% 44.27/6.98          (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/6.98           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)),
% 44.27/6.98      inference('demod', [status(thm)],
% 44.27/6.98                [zip_derived_cl695, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.98                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.98                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.98                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/6.98                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296])).
% 44.27/6.98  thf(zip_derived_cl1360, plain,
% 44.27/6.98      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.98         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/6.98         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i]:
% 44.27/6.98         (~ (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 44.27/6.98             X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)
% 44.27/6.98          | ~ (ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 44.27/6.98               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 44.27/6.98               X14 @ X15)
% 44.27/6.98          | ~ (ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 44.27/6.98               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 44.27/6.98               X14 @ X15 @ X16)
% 44.27/6.98          | ~ (ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 44.27/6.98               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 44.27/6.98               X14 @ X15 @ X16 @ X17)
% 44.27/6.98          | ~ (ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 44.27/6.98               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 44.27/6.98               X14 @ X15 @ X16 @ X17 @ X18)
% 44.27/6.98          | ~ (ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 44.27/6.98               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 44.27/6.98               X14 @ X15 @ X16 @ X17 @ X18 @ X19)
% 44.27/6.98          | ~ (ssPv7_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 44.27/6.98               X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 44.27/6.98               X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ skc29))),
% 44.27/6.98      inference('demod', [status(thm)],
% 44.27/6.98                [zip_derived_cl1304, zip_derived_cl1354])).
% 44.27/6.98  thf(zip_derived_cl1416, plain,
% 44.27/6.98      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.98         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/6.98         X14 : $i]:
% 44.27/6.98          (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/6.98           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)),
% 44.27/6.98      inference('demod', [status(thm)],
% 44.27/6.98                [zip_derived_cl661, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.98                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.98                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.98                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/6.98                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296, 
% 44.27/6.98                 zip_derived_cl1354])).
% 44.27/6.98  thf(zip_derived_cl1420, plain,
% 44.27/6.98      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.98         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/6.98         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i]:
% 44.27/6.98         (~ (ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 44.27/6.98             X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15)
% 44.27/6.98          | ~ (ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 44.27/6.98               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 44.27/6.98               X14 @ X15 @ X16)
% 44.27/6.98          | ~ (ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 44.27/6.98               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 44.27/6.98               X14 @ X15 @ X16 @ X17)
% 44.27/6.98          | ~ (ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 44.27/6.98               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 44.27/6.98               X14 @ X15 @ X16 @ X17 @ X18)
% 44.27/6.98          | ~ (ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 44.27/6.98               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 44.27/6.98               X14 @ X15 @ X16 @ X17 @ X18 @ X19)
% 44.27/6.98          | ~ (ssPv7_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 44.27/6.98               X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 44.27/6.98               X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ skc29))),
% 44.27/6.98      inference('demod', [status(thm)],
% 44.27/6.98                [zip_derived_cl1360, zip_derived_cl1416])).
% 44.27/6.98  thf(zip_derived_cl1486, plain,
% 44.27/6.98      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.98         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/6.98         X14 : $i, X15 : $i]:
% 44.27/6.98          (ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 44.27/6.98           X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15)),
% 44.27/6.98      inference('demod', [status(thm)],
% 44.27/6.98                [zip_derived_cl623, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.98                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.98                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.98                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/6.98                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296, 
% 44.27/6.98                 zip_derived_cl1354, zip_derived_cl1416])).
% 44.27/6.98  thf(zip_derived_cl1488, plain,
% 44.27/6.98      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.98         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/6.98         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i]:
% 44.27/6.98         (~ (ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 44.27/6.98             X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 44.27/6.98             X15 @ X16)
% 44.27/6.98          | ~ (ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 44.27/6.98               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 44.27/6.98               X14 @ X15 @ X16 @ X17)
% 44.27/6.98          | ~ (ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 44.27/6.98               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 44.27/6.98               X14 @ X15 @ X16 @ X17 @ X18)
% 44.27/6.98          | ~ (ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 44.27/6.98               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 44.27/6.98               X14 @ X15 @ X16 @ X17 @ X18 @ X19)
% 44.27/6.98          | ~ (ssPv7_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 44.27/6.98               X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 44.27/6.98               X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ skc29))),
% 44.27/6.98      inference('demod', [status(thm)],
% 44.27/6.98                [zip_derived_cl1420, zip_derived_cl1486])).
% 44.27/6.98  thf(zip_derived_cl1555, plain,
% 44.27/6.98      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.98         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/6.98         X14 : $i, X15 : $i, X16 : $i]:
% 44.27/6.98          (ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 44.27/6.98           X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ 
% 44.27/6.98           X16)),
% 44.27/6.98      inference('demod', [status(thm)],
% 44.27/6.98                [zip_derived_cl587, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.98                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.98                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.98                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/6.98                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296, 
% 44.27/6.98                 zip_derived_cl1354, zip_derived_cl1416, zip_derived_cl1486])).
% 44.27/6.98  thf(zip_derived_cl1557, plain,
% 44.27/6.98      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.98         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/6.98         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i]:
% 44.27/6.98         (~ (ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 44.27/6.98             X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 44.27/6.98             X15 @ X16 @ X17)
% 44.27/6.98          | ~ (ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 44.27/6.98               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 44.27/6.98               X14 @ X15 @ X16 @ X17 @ X18)
% 44.27/6.98          | ~ (ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 44.27/6.98               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 44.27/6.98               X14 @ X15 @ X16 @ X17 @ X18 @ X19)
% 44.27/6.98          | ~ (ssPv7_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 44.27/6.98               X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 44.27/6.98               X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ skc29))),
% 44.27/6.98      inference('demod', [status(thm)],
% 44.27/6.98                [zip_derived_cl1488, zip_derived_cl1555])).
% 44.27/6.98  thf(zip_derived_cl1625, plain,
% 44.27/6.98      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.98         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/6.98         X14 : $i, X15 : $i, X16 : $i, X17 : $i]:
% 44.27/6.98          (ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 44.27/6.98           X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 44.27/6.98           X15 @ X16 @ X17)),
% 44.27/6.98      inference('demod', [status(thm)],
% 44.27/6.98                [zip_derived_cl548, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.98                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.98                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.98                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/6.98                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296, 
% 44.27/6.98                 zip_derived_cl1354, zip_derived_cl1416, zip_derived_cl1486, 
% 44.27/6.98                 zip_derived_cl1555])).
% 44.27/6.98  thf(zip_derived_cl1627, plain,
% 44.27/6.98      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.98         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/6.98         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i]:
% 44.27/6.98         (~ (ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 44.27/6.98             X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 44.27/6.98             X15 @ X16 @ X17 @ X18)
% 44.27/6.98          | ~ (ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 44.27/6.98               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 44.27/6.98               X14 @ X15 @ X16 @ X17 @ X18 @ X19)
% 44.27/6.98          | ~ (ssPv7_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 44.27/6.98               X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 44.27/6.98               X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ skc29))),
% 44.27/6.98      inference('demod', [status(thm)],
% 44.27/6.98                [zip_derived_cl1557, zip_derived_cl1625])).
% 44.27/6.98  thf(zip_derived_cl1687, plain,
% 44.27/6.98      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.98         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/6.98         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i]:
% 44.27/6.98          (ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 44.27/6.98           X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 44.27/6.98           X15 @ X16 @ X17 @ X18)),
% 44.27/6.98      inference('demod', [status(thm)],
% 44.27/6.98                [zip_derived_cl509, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.98                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.98                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.98                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/6.98                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296, 
% 44.27/6.98                 zip_derived_cl1354, zip_derived_cl1416, zip_derived_cl1486, 
% 44.27/6.98                 zip_derived_cl1555, zip_derived_cl1625])).
% 44.27/6.98  thf(zip_derived_cl1689, plain,
% 44.27/6.98      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.98         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/6.98         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i]:
% 44.27/6.98         (~ (ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 44.27/6.98             X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 44.27/6.98             X14 @ X15 @ X16 @ X17 @ X18 @ X19)
% 44.27/6.98          | ~ (ssPv7_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 44.27/6.98               X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 44.27/6.98               X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ skc29))),
% 44.27/6.98      inference('demod', [status(thm)],
% 44.27/6.98                [zip_derived_cl1627, zip_derived_cl1687])).
% 44.27/6.98  thf(zip_derived_cl1752, plain,
% 44.27/6.98      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.98         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/6.98         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i]:
% 44.27/6.98          (ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 44.27/6.98           X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 44.27/6.98           X15 @ X16 @ X17 @ X18 @ X19)),
% 44.27/6.98      inference('demod', [status(thm)],
% 44.27/6.98                [zip_derived_cl471, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.98                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.98                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.98                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/6.98                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296, 
% 44.27/6.98                 zip_derived_cl1354, zip_derived_cl1416, zip_derived_cl1486, 
% 44.27/6.98                 zip_derived_cl1555, zip_derived_cl1625, zip_derived_cl1687])).
% 44.27/6.98  thf(zip_derived_cl1753, plain,
% 44.27/6.98      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.98         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/6.98         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i]:
% 44.27/6.98         ~ (ssPv7_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 44.27/6.98            X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 44.27/6.98            X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ skc29)),
% 44.27/6.98      inference('demod', [status(thm)],
% 44.27/6.98                [zip_derived_cl1689, zip_derived_cl1752])).
% 44.27/6.98  thf(zip_derived_cl2149, plain,
% 44.27/6.98      (![X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, X7 : $i, 
% 44.27/6.98         X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, X14 : $i, 
% 44.27/6.98         X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i]:
% 44.27/6.98         ( (ssPv9_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X20 @ X19 @ 
% 44.27/6.98            X18 @ X17 @ X16 @ X15 @ X14 @ X13 @ X12 @ X11 @ X10 @ X9 @ X8 @ 
% 44.27/6.98            X7 @ X6 @ X5 @ X4 @ X3 @ X2 @ X1)
% 44.27/6.98          |  (ssPv16_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X20 @ X19 @ X18 @ X17 @ 
% 44.27/6.98              X16 @ X15 @ X14 @ X13 @ X12 @ X11 @ X10 @ X9 @ X8)
% 44.27/6.98          | ~ (ssPv28_1r1 @ X20))),
% 44.27/6.98      inference('sup-', [status(thm)], [zip_derived_cl2148, zip_derived_cl1753])).
% 44.27/6.98  thf(clause497, conjecture,
% 44.27/6.98    (~( ( ssPv11_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.98          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 44.27/6.98          X10 @ X11 @ X12 @ X13 @ X14 ) | 
% 44.27/6.98        ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 44.27/6.98        ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 44.27/6.98        ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 44.27/6.98        ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 44.27/6.98        ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 44.27/6.98        ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 44.27/6.98        ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 44.27/6.98        ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 44.27/6.98        ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 44.27/6.98        ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.98             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 44.27/6.98        ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.98             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 44.27/6.98        ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.98             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 44.27/6.98        ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.98             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 44.27/6.98        ( ~( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.98             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) | 
% 44.27/6.98        ( ~( ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.98             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) ) | 
% 44.27/6.98        ( ~( ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.98             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 44.27/6.98             X9 @ X10 ) ) | 
% 44.27/6.98        ( ~( ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.98             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 44.27/6.98             X9 @ X10 @ X11 ) ) | 
% 44.27/6.98        ( ~( ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.98             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 44.27/6.98             X9 @ X10 @ X11 @ X12 ) ) | 
% 44.27/6.98        ( ~( ssPv11_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.98             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 44.27/6.98             X9 @ X10 @ X11 @ X12 ) ) | 
% 44.27/6.98        ( ~( ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.98             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 44.27/6.98             X9 @ X10 @ X11 @ X12 @ X13 ) ) ))).
% 44.27/6.98  thf(zf_stmt_48, negated_conjecture,
% 44.27/6.98    (( ssPv11_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.98       U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 44.27/6.98       X10 @ X11 @ X12 @ X13 @ X14 ) | 
% 44.27/6.98     ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 44.27/6.98     ( ~( ssNder1_2r1r1 @ U @ V ) ) | ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 44.27/6.98     ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 44.27/6.98     ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 44.27/6.98     ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 44.27/6.98     ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 44.27/6.98     ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 44.27/6.98     ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 44.27/6.98     ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.98          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 44.27/6.98     ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.98          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 44.27/6.98     ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.98          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 44.27/6.98     ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.98          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 44.27/6.98     ( ~( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.98          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) | 
% 44.27/6.98     ( ~( ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.98          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) ) | 
% 44.27/6.98     ( ~( ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.98          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 44.27/6.98          X10 ) ) | 
% 44.27/6.98     ( ~( ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.98          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 44.27/6.98          X10 @ X11 ) ) | 
% 44.27/6.98     ( ~( ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.98          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 44.27/6.98          X10 @ X11 @ X12 ) ) | 
% 44.27/6.98     ( ~( ssPv11_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.98          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 44.27/6.98          X10 @ X11 @ X12 ) ) | 
% 44.27/6.98     ( ~( ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.98          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 44.27/6.98          X10 @ X11 @ X12 @ X13 ) )),
% 44.27/6.98    inference('cnf.neg', [status(esa)], [clause497])).
% 44.27/6.98  thf(zip_derived_cl431, plain,
% 44.27/6.98      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.98         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/6.98         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i]:
% 44.27/6.98         ( (ssPv11_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 44.27/6.98            X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 44.27/6.98            X15 @ X16 @ X17 @ X18 @ X19)
% 44.27/6.98          | ~ (ssNder1_0)
% 44.27/6.98          | ~ (ssNder1_1r1 @ X0)
% 44.27/6.98          | ~ (ssNder1_2r1r1 @ X0 @ X1)
% 44.27/6.98          | ~ (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)
% 44.27/6.98          | ~ (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)
% 44.27/6.98          | ~ (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)
% 44.27/6.98          | ~ (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)
% 44.27/6.98          | ~ (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)
% 44.27/6.98          | ~ (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 44.27/6.98               X7)
% 44.27/6.98          | ~ (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 44.27/6.98               X6 @ X7 @ X8)
% 44.27/6.98          | ~ (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 44.27/6.98               X6 @ X7 @ X8 @ X9)
% 44.27/6.98          | ~ (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/6.98               X5 @ X6 @ X7 @ X8 @ X9 @ X10)
% 44.27/6.98          | ~ (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/6.98               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11)
% 44.27/6.98          | ~ (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/6.98               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)
% 44.27/6.98          | ~ (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 44.27/6.98               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)
% 44.27/6.98          | ~ (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 44.27/6.98               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)
% 44.27/6.98          | ~ (ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 44.27/6.98               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 44.27/6.98               X14 @ X15)
% 44.27/6.98          | ~ (ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 44.27/6.98               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 44.27/6.98               X14 @ X15 @ X16)
% 44.27/6.98          | ~ (ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 44.27/6.98               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 44.27/6.98               X14 @ X15 @ X16 @ X17)
% 44.27/6.98          | ~ (ssPv11_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 44.27/6.98               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 44.27/6.98               X14 @ X15 @ X16 @ X17)
% 44.27/6.98          | ~ (ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 44.27/6.98               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 44.27/6.98               X14 @ X15 @ X16 @ X17 @ X18))),
% 44.27/6.98      inference('cnf', [status(esa)], [zf_stmt_48])).
% 44.27/6.98  thf(zip_derived_cl927, plain, ( (ssNder1_0)),
% 44.27/6.98      inference('cnf', [status(esa)], [zf_stmt_1])).
% 44.27/6.98  thf(zip_derived_cl933, plain, (![X0 : $i]:  (ssNder1_1r1 @ X0)),
% 44.27/6.98      inference('demod', [status(thm)], [zip_derived_cl926, zip_derived_cl927])).
% 44.27/6.98  thf(zip_derived_cl934, plain,
% 44.27/6.98      (![X0 : $i, X1 : $i]:  (ssNder1_2r1r1 @ X0 @ X1)),
% 44.27/6.98      inference('demod', [status(thm)],
% 44.27/6.98                [zip_derived_cl925, zip_derived_cl927, zip_derived_cl933])).
% 44.27/6.98  thf(zip_derived_cl939, plain,
% 44.27/6.98      (![X0 : $i, X1 : $i, X2 : $i]:  (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)),
% 44.27/6.98      inference('demod', [status(thm)],
% 44.27/6.98                [zip_derived_cl919, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.98                 zip_derived_cl934])).
% 44.27/6.98  thf(zip_derived_cl958, plain,
% 44.27/6.98      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 44.27/6.98          (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)),
% 44.27/6.98      inference('demod', [status(thm)],
% 44.27/6.98                [zip_derived_cl912, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.98                 zip_derived_cl934, zip_derived_cl939])).
% 44.27/6.98  thf(zip_derived_cl973, plain,
% 44.27/6.98      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 44.27/6.98          (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)),
% 44.27/6.98      inference('demod', [status(thm)],
% 44.27/6.98                [zip_derived_cl901, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.98                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958])).
% 44.27/6.98  thf(zip_derived_cl997, plain,
% 44.27/6.98      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 44.27/6.98          (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)),
% 44.27/6.98      inference('demod', [status(thm)],
% 44.27/6.98                [zip_derived_cl886, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.98                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.98                 zip_derived_cl973])).
% 44.27/6.98  thf(zip_derived_cl1026, plain,
% 44.27/6.98      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i]:
% 44.27/6.98          (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)),
% 44.27/6.98      inference('demod', [status(thm)],
% 44.27/6.98                [zip_derived_cl870, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.98                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.98                 zip_derived_cl973, zip_derived_cl997])).
% 44.27/6.98  thf(zip_derived_cl1059, plain,
% 44.27/6.98      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, X7 : $i]:
% 44.27/6.98          (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7)),
% 44.27/6.98      inference('demod', [status(thm)],
% 44.27/6.98                [zip_derived_cl850, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.98                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.98                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026])).
% 44.27/6.98  thf(zip_derived_cl1093, plain,
% 44.27/6.98      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.98         X7 : $i, X8 : $i]:
% 44.27/6.98          (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 44.27/6.98           X7 @ X8)),
% 44.27/6.98      inference('demod', [status(thm)],
% 44.27/6.98                [zip_derived_cl831, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.98                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.98                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.98                 zip_derived_cl1059])).
% 44.27/6.98  thf(zip_derived_cl1139, plain,
% 44.27/6.98      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.98         X7 : $i, X8 : $i, X9 : $i]:
% 44.27/6.98          (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 44.27/6.98           X7 @ X8 @ X9)),
% 44.27/6.98      inference('demod', [status(thm)],
% 44.27/6.98                [zip_derived_cl807, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.98                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.98                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.98                 zip_derived_cl1059, zip_derived_cl1093])).
% 44.27/6.98  thf(zip_derived_cl1196, plain,
% 44.27/6.98      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.98         X7 : $i, X8 : $i, X9 : $i, X10 : $i]:
% 44.27/6.98          (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 44.27/6.98           X6 @ X7 @ X8 @ X9 @ X10)),
% 44.27/6.98      inference('demod', [status(thm)],
% 44.27/6.98                [zip_derived_cl782, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.98                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.98                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.98                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139])).
% 44.27/6.98  thf(zip_derived_cl1246, plain,
% 44.27/6.98      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.98         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i]:
% 44.27/6.98          (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 44.27/6.98           X6 @ X7 @ X8 @ X9 @ X10 @ X11)),
% 44.27/6.98      inference('demod', [status(thm)],
% 44.27/6.98                [zip_derived_cl755, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.98                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.98                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.98                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/6.98                 zip_derived_cl1196])).
% 44.27/6.98  thf(zip_derived_cl1296, plain,
% 44.27/6.98      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.98         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i]:
% 44.27/6.98          (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/6.98           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)),
% 44.27/6.98      inference('demod', [status(thm)],
% 44.27/6.98                [zip_derived_cl728, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.98                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.98                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.98                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/6.98                 zip_derived_cl1196, zip_derived_cl1246])).
% 44.27/6.98  thf(zip_derived_cl1354, plain,
% 44.27/6.98      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.98         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i]:
% 44.27/6.98          (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/6.98           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)),
% 44.27/6.98      inference('demod', [status(thm)],
% 44.27/6.98                [zip_derived_cl695, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.98                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.98                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.98                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/6.98                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296])).
% 44.27/6.98  thf(zip_derived_cl1416, plain,
% 44.27/6.98      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.98         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/6.98         X14 : $i]:
% 44.27/6.98          (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/6.98           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)),
% 44.27/6.98      inference('demod', [status(thm)],
% 44.27/6.98                [zip_derived_cl661, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.98                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.98                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.98                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/6.98                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296, 
% 44.27/6.98                 zip_derived_cl1354])).
% 44.27/6.98  thf(zip_derived_cl1486, plain,
% 44.27/6.98      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.98         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/6.98         X14 : $i, X15 : $i]:
% 44.27/6.98          (ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 44.27/6.98           X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15)),
% 44.27/6.98      inference('demod', [status(thm)],
% 44.27/6.98                [zip_derived_cl623, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.98                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.98                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.98                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/6.98                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296, 
% 44.27/6.98                 zip_derived_cl1354, zip_derived_cl1416])).
% 44.27/6.98  thf(zip_derived_cl1555, plain,
% 44.27/6.98      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.98         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/6.98         X14 : $i, X15 : $i, X16 : $i]:
% 44.27/6.98          (ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 44.27/6.98           X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ 
% 44.27/6.98           X16)),
% 44.27/6.98      inference('demod', [status(thm)],
% 44.27/6.98                [zip_derived_cl587, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.98                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.98                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.98                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/6.98                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296, 
% 44.27/6.98                 zip_derived_cl1354, zip_derived_cl1416, zip_derived_cl1486])).
% 44.27/6.98  thf(zip_derived_cl1625, plain,
% 44.27/6.98      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.98         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/6.98         X14 : $i, X15 : $i, X16 : $i, X17 : $i]:
% 44.27/6.98          (ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 44.27/6.98           X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 44.27/6.98           X15 @ X16 @ X17)),
% 44.27/6.98      inference('demod', [status(thm)],
% 44.27/6.98                [zip_derived_cl548, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.98                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.98                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.98                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/6.98                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296, 
% 44.27/6.98                 zip_derived_cl1354, zip_derived_cl1416, zip_derived_cl1486, 
% 44.27/6.98                 zip_derived_cl1555])).
% 44.27/6.98  thf(zip_derived_cl1687, plain,
% 44.27/6.98      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.98         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/6.98         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i]:
% 44.27/6.98          (ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 44.27/6.98           X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 44.27/6.98           X15 @ X16 @ X17 @ X18)),
% 44.27/6.98      inference('demod', [status(thm)],
% 44.27/6.98                [zip_derived_cl509, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.98                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.98                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.98                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/6.98                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296, 
% 44.27/6.98                 zip_derived_cl1354, zip_derived_cl1416, zip_derived_cl1486, 
% 44.27/6.98                 zip_derived_cl1555, zip_derived_cl1625])).
% 44.27/6.98  thf(zip_derived_cl1815, plain,
% 44.27/6.98      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.98         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/6.98         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i]:
% 44.27/6.98         ( (ssPv11_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 44.27/6.98            X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 44.27/6.98            X15 @ X16 @ X17 @ X18 @ X19)
% 44.27/6.98          | ~ (ssPv11_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 44.27/6.98               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 44.27/6.98               X14 @ X15 @ X16 @ X17))),
% 44.27/6.98      inference('demod', [status(thm)],
% 44.27/6.98                [zip_derived_cl431, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.98                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.98                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.98                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/6.98                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296, 
% 44.27/6.98                 zip_derived_cl1354, zip_derived_cl1416, zip_derived_cl1486, 
% 44.27/6.98                 zip_derived_cl1555, zip_derived_cl1625, zip_derived_cl1687])).
% 44.27/6.98  thf(clause589, conjecture,
% 44.27/6.98    (~( ( ssPv24_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.98          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 44.27/6.98          X10 @ X11 @ X12 @ X13 @ X14 ) | 
% 44.27/6.98        ( ssPv16_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.98          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 44.27/6.98          X10 @ X11 @ X12 @ X13 @ X14 ) | 
% 44.27/6.98        ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 44.27/6.98        ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 44.27/6.98        ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 44.27/6.98        ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 44.27/6.98        ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 44.27/6.98        ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 44.27/6.98        ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 44.27/6.98        ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 44.27/6.98        ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 44.27/6.98        ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.98             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 44.27/6.98        ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.98             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 44.27/6.98        ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.98             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 44.27/6.98        ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.98             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 44.27/6.98        ( ~( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.98             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) | 
% 44.27/6.98        ( ~( ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.98             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) ) | 
% 44.27/6.98        ( ~( ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.98             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 44.27/6.98             X9 @ X10 ) ) | 
% 44.27/6.98        ( ~( ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.98             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 44.27/6.98             X9 @ X10 @ X11 ) ) | 
% 44.27/6.98        ( ~( ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.98             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 44.27/6.98             X9 @ X10 @ X11 @ X12 ) ) | 
% 44.27/6.98        ( ~( ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.98             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 44.27/6.98             X9 @ X10 @ X11 @ X12 @ X13 ) ) | 
% 44.27/6.98        ( ~( ssPv11_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.98             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 44.27/6.98             X9 @ X10 @ X11 @ X12 @ X13 @ X14 ) ) | 
% 44.27/6.98        ( ~( ssPv9_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.98             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 44.27/6.98             X9 @ X10 @ X11 @ X12 @ X13 @ X14 ) ) ))).
% 44.27/6.98  thf(zf_stmt_49, negated_conjecture,
% 44.27/6.98    (( ssPv24_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.98       U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 44.27/6.98       X10 @ X11 @ X12 @ X13 @ X14 ) | 
% 44.27/6.98     ( ssPv16_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.98       U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 44.27/6.98       X10 @ X11 @ X12 @ X13 @ X14 ) | 
% 44.27/6.98     ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 44.27/6.98     ( ~( ssNder1_2r1r1 @ U @ V ) ) | ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 44.27/6.98     ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 44.27/6.98     ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 44.27/6.98     ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 44.27/6.98     ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 44.27/6.98     ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 44.27/6.98     ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 44.27/6.98     ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.98          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 44.27/6.98     ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.98          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 44.27/6.98     ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.98          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 44.27/6.98     ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.98          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 44.27/6.98     ( ~( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.98          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) | 
% 44.27/6.98     ( ~( ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.98          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) ) | 
% 44.27/6.98     ( ~( ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.98          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 44.27/6.98          X10 ) ) | 
% 44.27/6.98     ( ~( ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.98          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 44.27/6.98          X10 @ X11 ) ) | 
% 44.27/6.98     ( ~( ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.98          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 44.27/6.98          X10 @ X11 @ X12 ) ) | 
% 44.27/6.98     ( ~( ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.98          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 44.27/6.98          X10 @ X11 @ X12 @ X13 ) ) | 
% 44.27/6.98     ( ~( ssPv11_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.98          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 44.27/6.98          X10 @ X11 @ X12 @ X13 @ X14 ) ) | 
% 44.27/6.98     ( ~( ssPv9_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.98          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 44.27/6.98          X10 @ X11 @ X12 @ X13 @ X14 ) )),
% 44.27/6.98    inference('cnf.neg', [status(esa)], [clause589])).
% 44.27/6.98  thf(zip_derived_cl339, plain,
% 44.27/6.98      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.98         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/6.98         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i]:
% 44.27/6.98         ( (ssPv24_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 44.27/6.98            X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 44.27/6.98            X15 @ X16 @ X17 @ X18 @ X19)
% 44.27/6.98          |  (ssPv16_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 44.27/6.98              X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 44.27/6.98              X14 @ X15 @ X16 @ X17 @ X18 @ X19)
% 44.27/6.98          | ~ (ssNder1_0)
% 44.27/6.98          | ~ (ssNder1_1r1 @ X0)
% 44.27/6.98          | ~ (ssNder1_2r1r1 @ X0 @ X1)
% 44.27/6.98          | ~ (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)
% 44.27/6.98          | ~ (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)
% 44.27/6.98          | ~ (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)
% 44.27/6.98          | ~ (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)
% 44.27/6.98          | ~ (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)
% 44.27/6.98          | ~ (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 44.27/6.98               X7)
% 44.27/6.98          | ~ (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 44.27/6.98               X6 @ X7 @ X8)
% 44.27/6.98          | ~ (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 44.27/6.98               X6 @ X7 @ X8 @ X9)
% 44.27/6.98          | ~ (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/6.98               X5 @ X6 @ X7 @ X8 @ X9 @ X10)
% 44.27/6.98          | ~ (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/6.98               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11)
% 44.27/6.98          | ~ (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/6.98               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)
% 44.27/6.98          | ~ (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 44.27/6.98               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)
% 44.27/6.98          | ~ (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 44.27/6.98               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)
% 44.27/6.98          | ~ (ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 44.27/6.98               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 44.27/6.98               X14 @ X15)
% 44.27/6.98          | ~ (ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 44.27/6.98               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 44.27/6.98               X14 @ X15 @ X16)
% 44.27/6.98          | ~ (ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 44.27/6.98               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 44.27/6.98               X14 @ X15 @ X16 @ X17)
% 44.27/6.98          | ~ (ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 44.27/6.98               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 44.27/6.98               X14 @ X15 @ X16 @ X17 @ X18)
% 44.27/6.98          | ~ (ssPv11_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 44.27/6.98               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 44.27/6.98               X14 @ X15 @ X16 @ X17 @ X18 @ X19)
% 44.27/6.98          | ~ (ssPv9_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 44.27/6.98               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 44.27/6.98               X14 @ X15 @ X16 @ X17 @ X18 @ X19))),
% 44.27/6.98      inference('cnf', [status(esa)], [zf_stmt_49])).
% 44.27/6.98  thf(zip_derived_cl927, plain, ( (ssNder1_0)),
% 44.27/6.98      inference('cnf', [status(esa)], [zf_stmt_1])).
% 44.27/6.98  thf(zip_derived_cl933, plain, (![X0 : $i]:  (ssNder1_1r1 @ X0)),
% 44.27/6.98      inference('demod', [status(thm)], [zip_derived_cl926, zip_derived_cl927])).
% 44.27/6.98  thf(zip_derived_cl934, plain,
% 44.27/6.98      (![X0 : $i, X1 : $i]:  (ssNder1_2r1r1 @ X0 @ X1)),
% 44.27/6.98      inference('demod', [status(thm)],
% 44.27/6.98                [zip_derived_cl925, zip_derived_cl927, zip_derived_cl933])).
% 44.27/6.98  thf(zip_derived_cl939, plain,
% 44.27/6.98      (![X0 : $i, X1 : $i, X2 : $i]:  (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)),
% 44.27/6.98      inference('demod', [status(thm)],
% 44.27/6.98                [zip_derived_cl919, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.98                 zip_derived_cl934])).
% 44.27/6.98  thf(zip_derived_cl958, plain,
% 44.27/6.98      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 44.27/6.98          (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)),
% 44.27/6.98      inference('demod', [status(thm)],
% 44.27/6.98                [zip_derived_cl912, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.98                 zip_derived_cl934, zip_derived_cl939])).
% 44.27/6.98  thf(zip_derived_cl973, plain,
% 44.27/6.98      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 44.27/6.98          (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)),
% 44.27/6.98      inference('demod', [status(thm)],
% 44.27/6.98                [zip_derived_cl901, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.98                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958])).
% 44.27/6.98  thf(zip_derived_cl997, plain,
% 44.27/6.98      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 44.27/6.98          (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)),
% 44.27/6.98      inference('demod', [status(thm)],
% 44.27/6.98                [zip_derived_cl886, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.98                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.98                 zip_derived_cl973])).
% 44.27/6.98  thf(zip_derived_cl1026, plain,
% 44.27/6.98      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i]:
% 44.27/6.98          (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)),
% 44.27/6.98      inference('demod', [status(thm)],
% 44.27/6.98                [zip_derived_cl870, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.98                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.98                 zip_derived_cl973, zip_derived_cl997])).
% 44.27/6.98  thf(zip_derived_cl1059, plain,
% 44.27/6.98      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, X7 : $i]:
% 44.27/6.98          (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7)),
% 44.27/6.98      inference('demod', [status(thm)],
% 44.27/6.98                [zip_derived_cl850, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.98                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.98                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026])).
% 44.27/6.98  thf(zip_derived_cl1093, plain,
% 44.27/6.98      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.98         X7 : $i, X8 : $i]:
% 44.27/6.98          (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 44.27/6.98           X7 @ X8)),
% 44.27/6.98      inference('demod', [status(thm)],
% 44.27/6.98                [zip_derived_cl831, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.98                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.98                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.98                 zip_derived_cl1059])).
% 44.27/6.98  thf(zip_derived_cl1139, plain,
% 44.27/6.98      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.98         X7 : $i, X8 : $i, X9 : $i]:
% 44.27/6.98          (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 44.27/6.98           X7 @ X8 @ X9)),
% 44.27/6.98      inference('demod', [status(thm)],
% 44.27/6.98                [zip_derived_cl807, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.98                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.98                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.98                 zip_derived_cl1059, zip_derived_cl1093])).
% 44.27/6.98  thf(zip_derived_cl1196, plain,
% 44.27/6.98      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.98         X7 : $i, X8 : $i, X9 : $i, X10 : $i]:
% 44.27/6.98          (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 44.27/6.98           X6 @ X7 @ X8 @ X9 @ X10)),
% 44.27/6.98      inference('demod', [status(thm)],
% 44.27/6.98                [zip_derived_cl782, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.98                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.98                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.98                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139])).
% 44.27/6.98  thf(zip_derived_cl1246, plain,
% 44.27/6.98      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.98         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i]:
% 44.27/6.98          (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 44.27/6.98           X6 @ X7 @ X8 @ X9 @ X10 @ X11)),
% 44.27/6.98      inference('demod', [status(thm)],
% 44.27/6.98                [zip_derived_cl755, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.98                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.98                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.98                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/6.98                 zip_derived_cl1196])).
% 44.27/6.98  thf(zip_derived_cl1296, plain,
% 44.27/6.98      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.98         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i]:
% 44.27/6.98          (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/6.98           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)),
% 44.27/6.98      inference('demod', [status(thm)],
% 44.27/6.98                [zip_derived_cl728, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.98                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.98                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.98                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/6.98                 zip_derived_cl1196, zip_derived_cl1246])).
% 44.27/6.98  thf(zip_derived_cl1354, plain,
% 44.27/6.98      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.98         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i]:
% 44.27/6.98          (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/6.98           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)),
% 44.27/6.98      inference('demod', [status(thm)],
% 44.27/6.98                [zip_derived_cl695, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.98                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.98                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.98                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/6.98                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296])).
% 44.27/6.98  thf(zip_derived_cl1416, plain,
% 44.27/6.98      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.98         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/6.98         X14 : $i]:
% 44.27/6.98          (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/6.98           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)),
% 44.27/6.98      inference('demod', [status(thm)],
% 44.27/6.98                [zip_derived_cl661, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.98                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.98                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.98                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/6.98                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296, 
% 44.27/6.98                 zip_derived_cl1354])).
% 44.27/6.98  thf(zip_derived_cl1486, plain,
% 44.27/6.98      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.98         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/6.98         X14 : $i, X15 : $i]:
% 44.27/6.98          (ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 44.27/6.98           X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15)),
% 44.27/6.98      inference('demod', [status(thm)],
% 44.27/6.98                [zip_derived_cl623, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.98                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.98                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.98                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/6.98                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296, 
% 44.27/6.98                 zip_derived_cl1354, zip_derived_cl1416])).
% 44.27/6.98  thf(zip_derived_cl1555, plain,
% 44.27/6.98      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.98         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/6.98         X14 : $i, X15 : $i, X16 : $i]:
% 44.27/6.98          (ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 44.27/6.98           X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ 
% 44.27/6.98           X16)),
% 44.27/6.98      inference('demod', [status(thm)],
% 44.27/6.98                [zip_derived_cl587, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.98                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.98                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.98                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/6.98                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296, 
% 44.27/6.98                 zip_derived_cl1354, zip_derived_cl1416, zip_derived_cl1486])).
% 44.27/6.98  thf(zip_derived_cl1625, plain,
% 44.27/6.98      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.98         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/6.98         X14 : $i, X15 : $i, X16 : $i, X17 : $i]:
% 44.27/6.98          (ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 44.27/6.98           X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 44.27/6.98           X15 @ X16 @ X17)),
% 44.27/6.98      inference('demod', [status(thm)],
% 44.27/6.98                [zip_derived_cl548, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.98                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.98                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.98                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/6.98                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296, 
% 44.27/6.98                 zip_derived_cl1354, zip_derived_cl1416, zip_derived_cl1486, 
% 44.27/6.98                 zip_derived_cl1555])).
% 44.27/6.98  thf(zip_derived_cl1687, plain,
% 44.27/6.98      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.98         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/6.98         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i]:
% 44.27/6.98          (ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 44.27/6.98           X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 44.27/6.98           X15 @ X16 @ X17 @ X18)),
% 44.27/6.98      inference('demod', [status(thm)],
% 44.27/6.98                [zip_derived_cl509, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.98                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.98                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.98                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/6.98                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296, 
% 44.27/6.98                 zip_derived_cl1354, zip_derived_cl1416, zip_derived_cl1486, 
% 44.27/6.98                 zip_derived_cl1555, zip_derived_cl1625])).
% 44.27/6.98  thf(zip_derived_cl1947, plain,
% 44.27/6.98      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.98         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/6.98         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i]:
% 44.27/6.98         ( (ssPv24_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 44.27/6.98            X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 44.27/6.98            X15 @ X16 @ X17 @ X18 @ X19)
% 44.27/6.98          |  (ssPv16_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 44.27/6.98              X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 44.27/6.98              X14 @ X15 @ X16 @ X17 @ X18 @ X19)
% 44.27/6.98          | ~ (ssPv11_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 44.27/6.98               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 44.27/6.98               X14 @ X15 @ X16 @ X17 @ X18 @ X19)
% 44.27/6.98          | ~ (ssPv9_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 44.27/6.98               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 44.27/6.98               X14 @ X15 @ X16 @ X17 @ X18 @ X19))),
% 44.27/6.98      inference('demod', [status(thm)],
% 44.27/6.98                [zip_derived_cl339, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.98                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.98                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.98                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/6.98                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296, 
% 44.27/6.98                 zip_derived_cl1354, zip_derived_cl1416, zip_derived_cl1486, 
% 44.27/6.98                 zip_derived_cl1555, zip_derived_cl1625, zip_derived_cl1687])).
% 44.27/6.98  thf(zip_derived_cl1948, plain,
% 44.27/6.98      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.98         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/6.98         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i]:
% 44.27/6.98         (~ (ssPv11_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X19 @ X18 @ X17 @ 
% 44.27/6.98             X16 @ X15 @ X14 @ X13 @ X12 @ X11 @ X10 @ X9 @ X8 @ X7 @ X6 @ 
% 44.27/6.98             X5 @ X4 @ X3 @ X2)
% 44.27/6.98          | ~ (ssPv9_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X19 @ X18 @ 
% 44.27/6.98               X17 @ X16 @ X15 @ X14 @ X13 @ X12 @ X11 @ X10 @ X9 @ X8 @ X7 @ 
% 44.27/6.98               X6 @ X5 @ X4 @ X3 @ X2 @ X1 @ X0)
% 44.27/6.98          |  (ssPv16_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X19 @ X18 @ 
% 44.27/6.98              X17 @ X16 @ X15 @ X14 @ X13 @ X12 @ X11 @ X10 @ X9 @ X8 @ X7 @ 
% 44.27/6.98              X6 @ X5 @ X4 @ X3 @ X2 @ X1 @ X0)
% 44.27/6.98          |  (ssPv24_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X19 @ X18 @ 
% 44.27/6.98              X17 @ X16 @ X15 @ X14 @ X13 @ X12 @ X11 @ X10 @ X9 @ X8 @ X7 @ 
% 44.27/6.98              X6 @ X5 @ X4 @ X3 @ X2 @ X1 @ X0))),
% 44.27/6.98      inference('sup-', [status(thm)], [zip_derived_cl1815, zip_derived_cl1947])).
% 44.27/6.98  thf(zip_derived_cl2153, plain,
% 44.27/6.98      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.98         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/6.98         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i]:
% 44.27/6.98         (~ (ssPv28_1r1 @ X19)
% 44.27/6.98          |  (ssPv16_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X19 @ X18 @ X17 @ X16 @ 
% 44.27/6.98              X15 @ X14 @ X13 @ X12 @ X11 @ X10 @ X9 @ X8 @ X7)
% 44.27/6.98          |  (ssPv24_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X19 @ X18 @ 
% 44.27/6.98              X17 @ X16 @ X15 @ X14 @ X13 @ X12 @ X11 @ X10 @ X9 @ X8 @ X7 @ 
% 44.27/6.98              X6 @ X5 @ X4 @ X3 @ X2 @ X1 @ X0)
% 44.27/6.98          |  (ssPv16_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X19 @ X18 @ 
% 44.27/6.98              X17 @ X16 @ X15 @ X14 @ X13 @ X12 @ X11 @ X10 @ X9 @ X8 @ X7 @ 
% 44.27/6.98              X6 @ X5 @ X4 @ X3 @ X2 @ X1 @ X0)
% 44.27/6.98          | ~ (ssPv11_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X19 @ X18 @ 
% 44.27/6.98               X17 @ X16 @ X15 @ X14 @ X13 @ X12 @ X11 @ X10 @ X9 @ X8 @ X7 @ 
% 44.27/6.98               X6 @ X5 @ X4 @ X3 @ X2))),
% 44.27/6.98      inference('sup-', [status(thm)], [zip_derived_cl2149, zip_derived_cl1948])).
% 44.27/6.98  thf(clause486, conjecture,
% 44.27/6.98    (~( ( ssPv16_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.98          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 44.27/6.98          X10 @ X11 @ X12 @ X13 @ X14 ) | 
% 44.27/6.98        ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 44.27/6.98        ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 44.27/6.98        ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 44.27/6.98        ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 44.27/6.98        ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 44.27/6.98        ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 44.27/6.98        ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 44.27/6.98        ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 44.27/6.98        ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 44.27/6.98        ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.98             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 44.27/6.98        ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.98             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 44.27/6.98        ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.98             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 44.27/6.98        ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.98             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 44.27/6.98        ( ~( ssPv16_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.98             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 44.27/6.98        ( ~( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.98             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) | 
% 44.27/6.98        ( ~( ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.98             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) ) | 
% 44.27/6.98        ( ~( ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.98             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 44.27/6.98             X9 @ X10 ) ) | 
% 44.27/6.98        ( ~( ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.98             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 44.27/6.98             X9 @ X10 @ X11 ) ) | 
% 44.27/6.98        ( ~( ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.98             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 44.27/6.98             X9 @ X10 @ X11 @ X12 ) ) | 
% 44.27/6.98        ( ~( ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.98             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 44.27/6.98             X9 @ X10 @ X11 @ X12 @ X13 ) ) ))).
% 44.27/6.98  thf(zf_stmt_50, negated_conjecture,
% 44.27/6.98    (( ssPv16_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.98       U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 44.27/6.98       X10 @ X11 @ X12 @ X13 @ X14 ) | 
% 44.27/6.98     ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 44.27/6.98     ( ~( ssNder1_2r1r1 @ U @ V ) ) | ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 44.27/6.98     ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 44.27/6.98     ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 44.27/6.98     ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 44.27/6.98     ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 44.27/6.98     ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 44.27/6.98     ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 44.27/6.98     ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.98          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 44.27/6.98     ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.98          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 44.27/6.98     ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.98          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 44.27/6.98     ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.98          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 44.27/6.98     ( ~( ssPv16_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.98          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 44.27/6.98     ( ~( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.98          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) | 
% 44.27/6.98     ( ~( ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.98          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) ) | 
% 44.27/6.98     ( ~( ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.98          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 44.27/6.98          X10 ) ) | 
% 44.27/6.98     ( ~( ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.98          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 44.27/6.98          X10 @ X11 ) ) | 
% 44.27/6.98     ( ~( ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.98          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 44.27/6.98          X10 @ X11 @ X12 ) ) | 
% 44.27/6.98     ( ~( ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.98          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 44.27/6.98          X10 @ X11 @ X12 @ X13 ) )),
% 44.27/6.98    inference('cnf.neg', [status(esa)], [clause486])).
% 44.27/6.98  thf(zip_derived_cl442, plain,
% 44.27/6.98      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.98         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/6.98         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i]:
% 44.27/6.98         ( (ssPv16_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 44.27/6.98            X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 44.27/6.98            X15 @ X16 @ X17 @ X18 @ X19)
% 44.27/6.98          | ~ (ssNder1_0)
% 44.27/6.98          | ~ (ssNder1_1r1 @ X0)
% 44.27/6.98          | ~ (ssNder1_2r1r1 @ X0 @ X1)
% 44.27/6.98          | ~ (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)
% 44.27/6.98          | ~ (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)
% 44.27/6.98          | ~ (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)
% 44.27/6.98          | ~ (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)
% 44.27/6.98          | ~ (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)
% 44.27/6.98          | ~ (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 44.27/6.98               X7)
% 44.27/6.98          | ~ (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 44.27/6.98               X6 @ X7 @ X8)
% 44.27/6.98          | ~ (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 44.27/6.98               X6 @ X7 @ X8 @ X9)
% 44.27/6.98          | ~ (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/6.98               X5 @ X6 @ X7 @ X8 @ X9 @ X10)
% 44.27/6.98          | ~ (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/6.98               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11)
% 44.27/6.98          | ~ (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/6.98               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)
% 44.27/6.98          | ~ (ssPv16_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/6.98               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)
% 44.27/6.98          | ~ (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 44.27/6.98               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)
% 44.27/6.98          | ~ (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 44.27/6.98               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)
% 44.27/6.98          | ~ (ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 44.27/6.98               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 44.27/6.98               X14 @ X15)
% 44.27/6.98          | ~ (ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 44.27/6.98               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 44.27/6.98               X14 @ X15 @ X16)
% 44.27/6.98          | ~ (ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 44.27/6.98               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 44.27/6.98               X14 @ X15 @ X16 @ X17)
% 44.27/6.98          | ~ (ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 44.27/6.98               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 44.27/6.98               X14 @ X15 @ X16 @ X17 @ X18))),
% 44.27/6.98      inference('cnf', [status(esa)], [zf_stmt_50])).
% 44.27/6.98  thf(zip_derived_cl927, plain, ( (ssNder1_0)),
% 44.27/6.98      inference('cnf', [status(esa)], [zf_stmt_1])).
% 44.27/6.98  thf(zip_derived_cl933, plain, (![X0 : $i]:  (ssNder1_1r1 @ X0)),
% 44.27/6.98      inference('demod', [status(thm)], [zip_derived_cl926, zip_derived_cl927])).
% 44.27/6.98  thf(zip_derived_cl934, plain,
% 44.27/6.98      (![X0 : $i, X1 : $i]:  (ssNder1_2r1r1 @ X0 @ X1)),
% 44.27/6.98      inference('demod', [status(thm)],
% 44.27/6.98                [zip_derived_cl925, zip_derived_cl927, zip_derived_cl933])).
% 44.27/6.98  thf(zip_derived_cl939, plain,
% 44.27/6.98      (![X0 : $i, X1 : $i, X2 : $i]:  (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)),
% 44.27/6.98      inference('demod', [status(thm)],
% 44.27/6.98                [zip_derived_cl919, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.98                 zip_derived_cl934])).
% 44.27/6.98  thf(zip_derived_cl958, plain,
% 44.27/6.98      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 44.27/6.98          (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)),
% 44.27/6.98      inference('demod', [status(thm)],
% 44.27/6.98                [zip_derived_cl912, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.98                 zip_derived_cl934, zip_derived_cl939])).
% 44.27/6.98  thf(zip_derived_cl973, plain,
% 44.27/6.98      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 44.27/6.98          (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)),
% 44.27/6.98      inference('demod', [status(thm)],
% 44.27/6.98                [zip_derived_cl901, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.98                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958])).
% 44.27/6.98  thf(zip_derived_cl997, plain,
% 44.27/6.98      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 44.27/6.98          (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)),
% 44.27/6.98      inference('demod', [status(thm)],
% 44.27/6.98                [zip_derived_cl886, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.98                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.98                 zip_derived_cl973])).
% 44.27/6.98  thf(zip_derived_cl1026, plain,
% 44.27/6.98      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i]:
% 44.27/6.98          (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)),
% 44.27/6.98      inference('demod', [status(thm)],
% 44.27/6.98                [zip_derived_cl870, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.98                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.98                 zip_derived_cl973, zip_derived_cl997])).
% 44.27/6.98  thf(zip_derived_cl1059, plain,
% 44.27/6.98      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, X7 : $i]:
% 44.27/6.98          (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7)),
% 44.27/6.98      inference('demod', [status(thm)],
% 44.27/6.98                [zip_derived_cl850, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.98                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.98                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026])).
% 44.27/6.98  thf(zip_derived_cl1093, plain,
% 44.27/6.98      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.98         X7 : $i, X8 : $i]:
% 44.27/6.98          (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 44.27/6.98           X7 @ X8)),
% 44.27/6.98      inference('demod', [status(thm)],
% 44.27/6.98                [zip_derived_cl831, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.98                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.98                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.98                 zip_derived_cl1059])).
% 44.27/6.98  thf(zip_derived_cl1139, plain,
% 44.27/6.98      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.98         X7 : $i, X8 : $i, X9 : $i]:
% 44.27/6.98          (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 44.27/6.98           X7 @ X8 @ X9)),
% 44.27/6.98      inference('demod', [status(thm)],
% 44.27/6.98                [zip_derived_cl807, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.98                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.98                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.98                 zip_derived_cl1059, zip_derived_cl1093])).
% 44.27/6.98  thf(zip_derived_cl1196, plain,
% 44.27/6.98      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.98         X7 : $i, X8 : $i, X9 : $i, X10 : $i]:
% 44.27/6.98          (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 44.27/6.98           X6 @ X7 @ X8 @ X9 @ X10)),
% 44.27/6.98      inference('demod', [status(thm)],
% 44.27/6.98                [zip_derived_cl782, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.98                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.98                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.98                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139])).
% 44.27/6.98  thf(zip_derived_cl1246, plain,
% 44.27/6.98      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.98         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i]:
% 44.27/6.98          (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 44.27/6.98           X6 @ X7 @ X8 @ X9 @ X10 @ X11)),
% 44.27/6.98      inference('demod', [status(thm)],
% 44.27/6.98                [zip_derived_cl755, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.98                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.98                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.98                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/6.98                 zip_derived_cl1196])).
% 44.27/6.98  thf(zip_derived_cl1296, plain,
% 44.27/6.98      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.98         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i]:
% 44.27/6.98          (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/6.98           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)),
% 44.27/6.98      inference('demod', [status(thm)],
% 44.27/6.98                [zip_derived_cl728, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.98                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.98                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.98                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/6.98                 zip_derived_cl1196, zip_derived_cl1246])).
% 44.27/6.98  thf(zip_derived_cl1354, plain,
% 44.27/6.98      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.98         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i]:
% 44.27/6.98          (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/6.98           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)),
% 44.27/6.98      inference('demod', [status(thm)],
% 44.27/6.98                [zip_derived_cl695, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.98                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.98                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.98                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/6.98                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296])).
% 44.27/6.98  thf(zip_derived_cl1416, plain,
% 44.27/6.98      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.98         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/6.98         X14 : $i]:
% 44.27/6.98          (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/6.98           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)),
% 44.27/6.98      inference('demod', [status(thm)],
% 44.27/6.98                [zip_derived_cl661, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.98                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.98                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.98                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/6.98                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296, 
% 44.27/6.98                 zip_derived_cl1354])).
% 44.27/6.98  thf(zip_derived_cl1486, plain,
% 44.27/6.98      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.98         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/6.98         X14 : $i, X15 : $i]:
% 44.27/6.98          (ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 44.27/6.98           X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15)),
% 44.27/6.98      inference('demod', [status(thm)],
% 44.27/6.98                [zip_derived_cl623, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.98                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.98                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.98                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/6.98                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296, 
% 44.27/6.98                 zip_derived_cl1354, zip_derived_cl1416])).
% 44.27/6.98  thf(zip_derived_cl1555, plain,
% 44.27/6.98      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.98         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/6.98         X14 : $i, X15 : $i, X16 : $i]:
% 44.27/6.98          (ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 44.27/6.98           X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ 
% 44.27/6.98           X16)),
% 44.27/6.98      inference('demod', [status(thm)],
% 44.27/6.98                [zip_derived_cl587, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.98                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.98                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.98                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/6.98                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296, 
% 44.27/6.98                 zip_derived_cl1354, zip_derived_cl1416, zip_derived_cl1486])).
% 44.27/6.98  thf(zip_derived_cl1625, plain,
% 44.27/6.98      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.98         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/6.98         X14 : $i, X15 : $i, X16 : $i, X17 : $i]:
% 44.27/6.98          (ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 44.27/6.98           X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 44.27/6.98           X15 @ X16 @ X17)),
% 44.27/6.98      inference('demod', [status(thm)],
% 44.27/6.98                [zip_derived_cl548, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.98                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.98                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.98                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/6.98                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296, 
% 44.27/6.98                 zip_derived_cl1354, zip_derived_cl1416, zip_derived_cl1486, 
% 44.27/6.98                 zip_derived_cl1555])).
% 44.27/6.98  thf(zip_derived_cl1687, plain,
% 44.27/6.98      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.98         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/6.98         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i]:
% 44.27/6.98          (ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 44.27/6.98           X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 44.27/6.98           X15 @ X16 @ X17 @ X18)),
% 44.27/6.98      inference('demod', [status(thm)],
% 44.27/6.98                [zip_derived_cl509, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.98                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.98                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.98                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/6.98                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296, 
% 44.27/6.98                 zip_derived_cl1354, zip_derived_cl1416, zip_derived_cl1486, 
% 44.27/6.98                 zip_derived_cl1555, zip_derived_cl1625])).
% 44.27/6.98  thf(zip_derived_cl1801, plain,
% 44.27/6.98      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.98         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/6.98         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i]:
% 44.27/6.98         ( (ssPv16_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 44.27/6.98            X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 44.27/6.98            X15 @ X16 @ X17 @ X18 @ X19)
% 44.27/6.98          | ~ (ssPv16_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/6.98               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12))),
% 44.27/6.98      inference('demod', [status(thm)],
% 44.27/6.98                [zip_derived_cl442, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.98                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.98                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.98                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/6.98                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296, 
% 44.27/6.98                 zip_derived_cl1354, zip_derived_cl1416, zip_derived_cl1486, 
% 44.27/6.98                 zip_derived_cl1555, zip_derived_cl1625, zip_derived_cl1687])).
% 44.27/6.98  thf(zip_derived_cl2156, plain,
% 44.27/6.98      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.98         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/6.98         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i]:
% 44.27/6.98         (~ (ssPv11_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X19 @ X18 @ X17 @ 
% 44.27/6.98             X16 @ X15 @ X14 @ X13 @ X12 @ X11 @ X10 @ X9 @ X8 @ X7 @ X6 @ 
% 44.27/6.98             X5 @ X4 @ X3 @ X2)
% 44.27/6.98          |  (ssPv16_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X19 @ X18 @ 
% 44.27/6.98              X17 @ X16 @ X15 @ X14 @ X13 @ X12 @ X11 @ X10 @ X9 @ X8 @ X7 @ 
% 44.27/6.98              X6 @ X5 @ X4 @ X3 @ X2 @ X1 @ X0)
% 44.27/6.98          |  (ssPv24_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X19 @ X18 @ 
% 44.27/6.98              X17 @ X16 @ X15 @ X14 @ X13 @ X12 @ X11 @ X10 @ X9 @ X8 @ X7 @ 
% 44.27/6.98              X6 @ X5 @ X4 @ X3 @ X2 @ X1 @ X0)
% 44.27/6.98          | ~ (ssPv28_1r1 @ X19))),
% 44.27/6.98      inference('clc', [status(thm)], [zip_derived_cl2153, zip_derived_cl1801])).
% 44.27/6.98  thf(clause485, conjecture,
% 44.27/6.98    (~( ( ssPv16_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.98          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) | 
% 44.27/6.98        ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 44.27/6.98        ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 44.27/6.98        ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 44.27/6.98        ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 44.27/6.98        ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 44.27/6.98        ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 44.27/6.98        ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 44.27/6.98        ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 44.27/6.98        ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 44.27/6.98        ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.98             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 44.27/6.98        ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.98             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 44.27/6.98        ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.98             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 44.27/6.98        ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.98             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 44.27/6.98        ( ~( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.98             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) | 
% 44.27/6.98        ( ~( ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.98             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) ) | 
% 44.27/6.98        ( ~( ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.98             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 44.27/6.98             X9 @ X10 ) ) | 
% 44.27/6.98        ( ~( ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.98             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 44.27/6.98             X9 @ X10 @ X11 ) ) | 
% 44.27/6.98        ( ~( ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.98             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 44.27/6.98             X9 @ X10 @ X11 @ X12 ) ) | 
% 44.27/6.98        ( ~( ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.98             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 44.27/6.98             X9 @ X10 @ X11 @ X12 @ X13 ) ) | 
% 44.27/6.98        ( ~( ssPv16_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.98             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 44.27/6.98             X9 @ X10 @ X11 @ X12 @ X13 @ X14 ) ) ))).
% 44.27/6.98  thf(zf_stmt_51, negated_conjecture,
% 44.27/6.98    (( ssPv16_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.98       U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) | 
% 44.27/6.98     ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 44.27/6.98     ( ~( ssNder1_2r1r1 @ U @ V ) ) | ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 44.27/6.98     ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 44.27/6.98     ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 44.27/6.98     ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 44.27/6.98     ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 44.27/6.98     ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 44.27/6.98     ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 44.27/6.98     ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.98          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 44.27/6.98     ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.98          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 44.27/6.98     ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.98          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 44.27/6.98     ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.98          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 44.27/6.98     ( ~( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.98          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) | 
% 44.27/6.98     ( ~( ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.98          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) ) | 
% 44.27/6.98     ( ~( ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.98          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 44.27/6.98          X10 ) ) | 
% 44.27/6.98     ( ~( ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.98          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 44.27/6.98          X10 @ X11 ) ) | 
% 44.27/6.98     ( ~( ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.98          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 44.27/6.98          X10 @ X11 @ X12 ) ) | 
% 44.27/6.98     ( ~( ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.98          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 44.27/6.98          X10 @ X11 @ X12 @ X13 ) ) | 
% 44.27/6.98     ( ~( ssPv16_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.98          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 44.27/6.98          X10 @ X11 @ X12 @ X13 @ X14 ) )),
% 44.27/6.98    inference('cnf.neg', [status(esa)], [clause485])).
% 44.27/6.98  thf(zip_derived_cl443, plain,
% 44.27/6.98      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.98         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/6.98         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i]:
% 44.27/6.98         ( (ssPv16_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/6.98            X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)
% 44.27/6.98          | ~ (ssNder1_0)
% 44.27/6.98          | ~ (ssNder1_1r1 @ X0)
% 44.27/6.98          | ~ (ssNder1_2r1r1 @ X0 @ X1)
% 44.27/6.98          | ~ (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)
% 44.27/6.98          | ~ (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)
% 44.27/6.98          | ~ (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)
% 44.27/6.98          | ~ (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)
% 44.27/6.98          | ~ (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)
% 44.27/6.98          | ~ (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 44.27/6.98               X7)
% 44.27/6.98          | ~ (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 44.27/6.98               X6 @ X7 @ X8)
% 44.27/6.98          | ~ (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 44.27/6.98               X6 @ X7 @ X8 @ X9)
% 44.27/6.98          | ~ (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/6.98               X5 @ X6 @ X7 @ X8 @ X9 @ X10)
% 44.27/6.98          | ~ (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/6.98               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11)
% 44.27/6.98          | ~ (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/6.98               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)
% 44.27/6.98          | ~ (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 44.27/6.98               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)
% 44.27/6.98          | ~ (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 44.27/6.98               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)
% 44.27/6.98          | ~ (ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 44.27/6.98               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 44.27/6.98               X14 @ X15)
% 44.27/6.98          | ~ (ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 44.27/6.98               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 44.27/6.98               X14 @ X15 @ X16)
% 44.27/6.98          | ~ (ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 44.27/6.98               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 44.27/6.98               X14 @ X15 @ X16 @ X17)
% 44.27/6.98          | ~ (ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 44.27/6.98               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 44.27/6.98               X14 @ X15 @ X16 @ X17 @ X18)
% 44.27/6.98          | ~ (ssPv16_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 44.27/6.98               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 44.27/6.98               X14 @ X15 @ X16 @ X17 @ X18 @ X19))),
% 44.27/6.98      inference('cnf', [status(esa)], [zf_stmt_51])).
% 44.27/6.98  thf(zip_derived_cl927, plain, ( (ssNder1_0)),
% 44.27/6.98      inference('cnf', [status(esa)], [zf_stmt_1])).
% 44.27/6.98  thf(zip_derived_cl933, plain, (![X0 : $i]:  (ssNder1_1r1 @ X0)),
% 44.27/6.98      inference('demod', [status(thm)], [zip_derived_cl926, zip_derived_cl927])).
% 44.27/6.98  thf(zip_derived_cl934, plain,
% 44.27/6.98      (![X0 : $i, X1 : $i]:  (ssNder1_2r1r1 @ X0 @ X1)),
% 44.27/6.98      inference('demod', [status(thm)],
% 44.27/6.98                [zip_derived_cl925, zip_derived_cl927, zip_derived_cl933])).
% 44.27/6.98  thf(zip_derived_cl939, plain,
% 44.27/6.98      (![X0 : $i, X1 : $i, X2 : $i]:  (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)),
% 44.27/6.98      inference('demod', [status(thm)],
% 44.27/6.98                [zip_derived_cl919, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.98                 zip_derived_cl934])).
% 44.27/6.98  thf(zip_derived_cl958, plain,
% 44.27/6.98      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 44.27/6.98          (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)),
% 44.27/6.98      inference('demod', [status(thm)],
% 44.27/6.98                [zip_derived_cl912, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.98                 zip_derived_cl934, zip_derived_cl939])).
% 44.27/6.98  thf(zip_derived_cl973, plain,
% 44.27/6.98      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 44.27/6.98          (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)),
% 44.27/6.98      inference('demod', [status(thm)],
% 44.27/6.98                [zip_derived_cl901, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.98                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958])).
% 44.27/6.98  thf(zip_derived_cl997, plain,
% 44.27/6.98      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 44.27/6.98          (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)),
% 44.27/6.98      inference('demod', [status(thm)],
% 44.27/6.98                [zip_derived_cl886, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.98                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.98                 zip_derived_cl973])).
% 44.27/6.98  thf(zip_derived_cl1026, plain,
% 44.27/6.98      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i]:
% 44.27/6.98          (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)),
% 44.27/6.98      inference('demod', [status(thm)],
% 44.27/6.98                [zip_derived_cl870, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.98                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.98                 zip_derived_cl973, zip_derived_cl997])).
% 44.27/6.98  thf(zip_derived_cl1059, plain,
% 44.27/6.98      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, X7 : $i]:
% 44.27/6.98          (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7)),
% 44.27/6.98      inference('demod', [status(thm)],
% 44.27/6.98                [zip_derived_cl850, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.98                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.98                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026])).
% 44.27/6.98  thf(zip_derived_cl1093, plain,
% 44.27/6.98      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.98         X7 : $i, X8 : $i]:
% 44.27/6.98          (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 44.27/6.98           X7 @ X8)),
% 44.27/6.98      inference('demod', [status(thm)],
% 44.27/6.98                [zip_derived_cl831, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.98                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.98                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.98                 zip_derived_cl1059])).
% 44.27/6.98  thf(zip_derived_cl1139, plain,
% 44.27/6.98      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.98         X7 : $i, X8 : $i, X9 : $i]:
% 44.27/6.98          (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 44.27/6.98           X7 @ X8 @ X9)),
% 44.27/6.98      inference('demod', [status(thm)],
% 44.27/6.98                [zip_derived_cl807, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.98                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.98                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.98                 zip_derived_cl1059, zip_derived_cl1093])).
% 44.27/6.98  thf(zip_derived_cl1196, plain,
% 44.27/6.98      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.98         X7 : $i, X8 : $i, X9 : $i, X10 : $i]:
% 44.27/6.98          (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 44.27/6.98           X6 @ X7 @ X8 @ X9 @ X10)),
% 44.27/6.98      inference('demod', [status(thm)],
% 44.27/6.98                [zip_derived_cl782, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.98                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.98                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.98                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139])).
% 44.27/6.98  thf(zip_derived_cl1246, plain,
% 44.27/6.98      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.98         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i]:
% 44.27/6.98          (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 44.27/6.98           X6 @ X7 @ X8 @ X9 @ X10 @ X11)),
% 44.27/6.98      inference('demod', [status(thm)],
% 44.27/6.98                [zip_derived_cl755, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.98                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.98                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.98                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/6.98                 zip_derived_cl1196])).
% 44.27/6.98  thf(zip_derived_cl1296, plain,
% 44.27/6.98      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.98         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i]:
% 44.27/6.98          (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/6.98           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)),
% 44.27/6.98      inference('demod', [status(thm)],
% 44.27/6.98                [zip_derived_cl728, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.98                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.98                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.98                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/6.98                 zip_derived_cl1196, zip_derived_cl1246])).
% 44.27/6.98  thf(zip_derived_cl1354, plain,
% 44.27/6.98      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.98         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i]:
% 44.27/6.98          (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/6.98           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)),
% 44.27/6.98      inference('demod', [status(thm)],
% 44.27/6.98                [zip_derived_cl695, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.98                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.98                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.98                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/6.98                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296])).
% 44.27/6.98  thf(zip_derived_cl1416, plain,
% 44.27/6.98      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.98         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/6.98         X14 : $i]:
% 44.27/6.98          (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/6.98           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)),
% 44.27/6.98      inference('demod', [status(thm)],
% 44.27/6.98                [zip_derived_cl661, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.98                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.98                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.98                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/6.98                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296, 
% 44.27/6.98                 zip_derived_cl1354])).
% 44.27/6.98  thf(zip_derived_cl1486, plain,
% 44.27/6.98      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.98         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/6.98         X14 : $i, X15 : $i]:
% 44.27/6.98          (ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 44.27/6.98           X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15)),
% 44.27/6.98      inference('demod', [status(thm)],
% 44.27/6.98                [zip_derived_cl623, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.98                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.98                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.98                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/6.98                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296, 
% 44.27/6.98                 zip_derived_cl1354, zip_derived_cl1416])).
% 44.27/6.98  thf(zip_derived_cl1555, plain,
% 44.27/6.98      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.98         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/6.98         X14 : $i, X15 : $i, X16 : $i]:
% 44.27/6.98          (ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 44.27/6.98           X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ 
% 44.27/6.98           X16)),
% 44.27/6.98      inference('demod', [status(thm)],
% 44.27/6.98                [zip_derived_cl587, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.98                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.98                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.98                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/6.98                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296, 
% 44.27/6.98                 zip_derived_cl1354, zip_derived_cl1416, zip_derived_cl1486])).
% 44.27/6.98  thf(zip_derived_cl1625, plain,
% 44.27/6.98      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.98         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/6.98         X14 : $i, X15 : $i, X16 : $i, X17 : $i]:
% 44.27/6.98          (ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 44.27/6.98           X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 44.27/6.98           X15 @ X16 @ X17)),
% 44.27/6.98      inference('demod', [status(thm)],
% 44.27/6.98                [zip_derived_cl548, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.98                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.98                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.98                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/6.98                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296, 
% 44.27/6.98                 zip_derived_cl1354, zip_derived_cl1416, zip_derived_cl1486, 
% 44.27/6.98                 zip_derived_cl1555])).
% 44.27/6.98  thf(zip_derived_cl1687, plain,
% 44.27/6.98      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.98         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/6.98         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i]:
% 44.27/6.98          (ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 44.27/6.98           X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 44.27/6.98           X15 @ X16 @ X17 @ X18)),
% 44.27/6.98      inference('demod', [status(thm)],
% 44.27/6.98                [zip_derived_cl509, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.98                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.98                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.98                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/6.98                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296, 
% 44.27/6.98                 zip_derived_cl1354, zip_derived_cl1416, zip_derived_cl1486, 
% 44.27/6.98                 zip_derived_cl1555, zip_derived_cl1625])).
% 44.27/6.98  thf(zip_derived_cl1777, plain,
% 44.27/6.98      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.98         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/6.98         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i]:
% 44.27/6.98         ( (ssPv16_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/6.98            X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)
% 44.27/6.98          | ~ (ssPv16_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 44.27/6.98               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 44.27/6.98               X14 @ X15 @ X16 @ X17 @ X18 @ X19))),
% 44.27/6.98      inference('demod', [status(thm)],
% 44.27/6.98                [zip_derived_cl443, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.98                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.98                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.98                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/6.98                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296, 
% 44.27/6.98                 zip_derived_cl1354, zip_derived_cl1416, zip_derived_cl1486, 
% 44.27/6.98                 zip_derived_cl1555, zip_derived_cl1625, zip_derived_cl1687])).
% 44.27/6.98  thf(zip_derived_cl2157, plain,
% 44.27/6.98      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.98         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/6.98         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i]:
% 44.27/6.98         (~ (ssPv28_1r1 @ X19)
% 44.27/6.98          |  (ssPv24_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X19 @ X18 @ 
% 44.27/6.98              X17 @ X16 @ X15 @ X14 @ X13 @ X12 @ X11 @ X10 @ X9 @ X8 @ X7 @ 
% 44.27/6.98              X6 @ X5 @ X4 @ X3 @ X2 @ X1 @ X0)
% 44.27/6.98          | ~ (ssPv11_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X19 @ X18 @ 
% 44.27/6.98               X17 @ X16 @ X15 @ X14 @ X13 @ X12 @ X11 @ X10 @ X9 @ X8 @ X7 @ 
% 44.27/6.98               X6 @ X5 @ X4 @ X3 @ X2)
% 44.27/6.98          |  (ssPv16_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X19 @ X18 @ X17 @ X16 @ 
% 44.27/6.98              X15 @ X14 @ X13 @ X12 @ X11 @ X10 @ X9 @ X8 @ X7))),
% 44.27/6.98      inference('sup-', [status(thm)], [zip_derived_cl2156, zip_derived_cl1777])).
% 44.27/6.98  thf(clause469, conjecture,
% 44.27/6.98    (~( ( ssPv24_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) | ( ~( ssNder1_0 ) ) | 
% 44.27/6.98        ( ~( ssNder1_1r1 @ U ) ) | ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 44.27/6.98        ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 44.27/6.98        ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 44.27/6.98        ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 44.27/6.98        ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 44.27/6.98        ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 44.27/6.98        ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 44.27/6.98        ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 44.27/6.98        ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.98             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 44.27/6.98        ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.98             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 44.27/6.98        ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.98             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 44.27/6.98        ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.98             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 44.27/6.98        ( ~( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.98             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) | 
% 44.27/6.98        ( ~( ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.98             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) ) | 
% 44.27/6.98        ( ~( ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.98             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 44.27/6.98             X9 @ X10 ) ) | 
% 44.27/6.98        ( ~( ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.98             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 44.27/6.98             X9 @ X10 @ X11 ) ) | 
% 44.27/6.98        ( ~( ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.98             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 44.27/6.98             X9 @ X10 @ X11 @ X12 ) ) | 
% 44.27/6.98        ( ~( ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.98             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 44.27/6.98             X9 @ X10 @ X11 @ X12 @ X13 ) ) | 
% 44.27/6.98        ( ~( ssPv24_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.98             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 44.27/6.98             X9 @ X10 @ X11 @ X12 @ X13 @ X14 ) ) ))).
% 44.27/6.98  thf(zf_stmt_52, negated_conjecture,
% 44.27/6.98    (( ssPv24_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) | ( ~( ssNder1_0 ) ) | 
% 44.27/6.98     ( ~( ssNder1_1r1 @ U ) ) | ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 44.27/6.98     ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 44.27/6.98     ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 44.27/6.98     ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 44.27/6.98     ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 44.27/6.98     ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 44.27/6.98     ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 44.27/6.98     ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 44.27/6.98     ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.98          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 44.27/6.98     ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.98          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 44.27/6.98     ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.98          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 44.27/6.98     ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.98          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 44.27/6.98     ( ~( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.98          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) | 
% 44.27/6.98     ( ~( ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.98          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) ) | 
% 44.27/6.98     ( ~( ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.98          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 44.27/6.98          X10 ) ) | 
% 44.27/6.98     ( ~( ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.98          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 44.27/6.98          X10 @ X11 ) ) | 
% 44.27/6.98     ( ~( ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.98          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 44.27/6.98          X10 @ X11 @ X12 ) ) | 
% 44.27/6.98     ( ~( ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.98          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 44.27/6.98          X10 @ X11 @ X12 @ X13 ) ) | 
% 44.27/6.98     ( ~( ssPv24_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.98          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 44.27/6.98          X10 @ X11 @ X12 @ X13 @ X14 ) )),
% 44.27/6.98    inference('cnf.neg', [status(esa)], [clause469])).
% 44.27/6.98  thf(zip_derived_cl459, plain,
% 44.27/6.98      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.98         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/6.98         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i]:
% 44.27/6.98         ( (ssPv24_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)
% 44.27/6.98          | ~ (ssNder1_0)
% 44.27/6.98          | ~ (ssNder1_1r1 @ X0)
% 44.27/6.98          | ~ (ssNder1_2r1r1 @ X0 @ X1)
% 44.27/6.98          | ~ (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)
% 44.27/6.98          | ~ (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)
% 44.27/6.98          | ~ (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)
% 44.27/6.98          | ~ (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)
% 44.27/6.98          | ~ (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)
% 44.27/6.98          | ~ (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 44.27/6.98               X7)
% 44.27/6.98          | ~ (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 44.27/6.98               X6 @ X7 @ X8)
% 44.27/6.98          | ~ (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 44.27/6.98               X6 @ X7 @ X8 @ X9)
% 44.27/6.98          | ~ (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/6.98               X5 @ X6 @ X7 @ X8 @ X9 @ X10)
% 44.27/6.98          | ~ (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/6.98               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11)
% 44.27/6.98          | ~ (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/6.98               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)
% 44.27/6.98          | ~ (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 44.27/6.98               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)
% 44.27/6.98          | ~ (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 44.27/6.98               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)
% 44.27/6.98          | ~ (ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 44.27/6.98               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 44.27/6.98               X14 @ X15)
% 44.27/6.98          | ~ (ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 44.27/6.98               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 44.27/6.98               X14 @ X15 @ X16)
% 44.27/6.98          | ~ (ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 44.27/6.98               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 44.27/6.98               X14 @ X15 @ X16 @ X17)
% 44.27/6.98          | ~ (ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 44.27/6.98               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 44.27/6.98               X14 @ X15 @ X16 @ X17 @ X18)
% 44.27/6.98          | ~ (ssPv24_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 44.27/6.98               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 44.27/6.98               X14 @ X15 @ X16 @ X17 @ X18 @ X19))),
% 44.27/6.98      inference('cnf', [status(esa)], [zf_stmt_52])).
% 44.27/6.98  thf(zip_derived_cl927, plain, ( (ssNder1_0)),
% 44.27/6.98      inference('cnf', [status(esa)], [zf_stmt_1])).
% 44.27/6.98  thf(zip_derived_cl933, plain, (![X0 : $i]:  (ssNder1_1r1 @ X0)),
% 44.27/6.98      inference('demod', [status(thm)], [zip_derived_cl926, zip_derived_cl927])).
% 44.27/6.98  thf(zip_derived_cl934, plain,
% 44.27/6.98      (![X0 : $i, X1 : $i]:  (ssNder1_2r1r1 @ X0 @ X1)),
% 44.27/6.98      inference('demod', [status(thm)],
% 44.27/6.98                [zip_derived_cl925, zip_derived_cl927, zip_derived_cl933])).
% 44.27/6.98  thf(zip_derived_cl939, plain,
% 44.27/6.98      (![X0 : $i, X1 : $i, X2 : $i]:  (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)),
% 44.27/6.98      inference('demod', [status(thm)],
% 44.27/6.98                [zip_derived_cl919, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.98                 zip_derived_cl934])).
% 44.27/6.98  thf(zip_derived_cl958, plain,
% 44.27/6.98      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 44.27/6.98          (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)),
% 44.27/6.98      inference('demod', [status(thm)],
% 44.27/6.98                [zip_derived_cl912, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.98                 zip_derived_cl934, zip_derived_cl939])).
% 44.27/6.98  thf(zip_derived_cl973, plain,
% 44.27/6.98      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 44.27/6.98          (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)),
% 44.27/6.98      inference('demod', [status(thm)],
% 44.27/6.98                [zip_derived_cl901, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.98                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958])).
% 44.27/6.98  thf(zip_derived_cl997, plain,
% 44.27/6.98      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 44.27/6.98          (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)),
% 44.27/6.98      inference('demod', [status(thm)],
% 44.27/6.98                [zip_derived_cl886, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.98                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.98                 zip_derived_cl973])).
% 44.27/6.98  thf(zip_derived_cl1026, plain,
% 44.27/6.98      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i]:
% 44.27/6.98          (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)),
% 44.27/6.98      inference('demod', [status(thm)],
% 44.27/6.98                [zip_derived_cl870, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.98                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.98                 zip_derived_cl973, zip_derived_cl997])).
% 44.27/6.98  thf(zip_derived_cl1059, plain,
% 44.27/6.98      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, X7 : $i]:
% 44.27/6.98          (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7)),
% 44.27/6.98      inference('demod', [status(thm)],
% 44.27/6.98                [zip_derived_cl850, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.98                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.98                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026])).
% 44.27/6.98  thf(zip_derived_cl1093, plain,
% 44.27/6.98      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.98         X7 : $i, X8 : $i]:
% 44.27/6.98          (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 44.27/6.98           X7 @ X8)),
% 44.27/6.98      inference('demod', [status(thm)],
% 44.27/6.98                [zip_derived_cl831, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.98                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.98                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.98                 zip_derived_cl1059])).
% 44.27/6.98  thf(zip_derived_cl1139, plain,
% 44.27/6.98      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.98         X7 : $i, X8 : $i, X9 : $i]:
% 44.27/6.98          (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 44.27/6.98           X7 @ X8 @ X9)),
% 44.27/6.98      inference('demod', [status(thm)],
% 44.27/6.98                [zip_derived_cl807, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.98                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.98                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.98                 zip_derived_cl1059, zip_derived_cl1093])).
% 44.27/6.98  thf(zip_derived_cl1196, plain,
% 44.27/6.98      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.98         X7 : $i, X8 : $i, X9 : $i, X10 : $i]:
% 44.27/6.98          (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 44.27/6.98           X6 @ X7 @ X8 @ X9 @ X10)),
% 44.27/6.98      inference('demod', [status(thm)],
% 44.27/6.98                [zip_derived_cl782, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.98                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.98                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.98                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139])).
% 44.27/6.98  thf(zip_derived_cl1246, plain,
% 44.27/6.98      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.98         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i]:
% 44.27/6.98          (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 44.27/6.98           X6 @ X7 @ X8 @ X9 @ X10 @ X11)),
% 44.27/6.98      inference('demod', [status(thm)],
% 44.27/6.98                [zip_derived_cl755, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.98                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.98                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.98                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/6.98                 zip_derived_cl1196])).
% 44.27/6.98  thf(zip_derived_cl1296, plain,
% 44.27/6.98      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.98         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i]:
% 44.27/6.98          (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/6.98           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)),
% 44.27/6.98      inference('demod', [status(thm)],
% 44.27/6.98                [zip_derived_cl728, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.98                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.98                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.98                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/6.98                 zip_derived_cl1196, zip_derived_cl1246])).
% 44.27/6.98  thf(zip_derived_cl1354, plain,
% 44.27/6.98      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.98         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i]:
% 44.27/6.98          (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/6.98           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)),
% 44.27/6.98      inference('demod', [status(thm)],
% 44.27/6.98                [zip_derived_cl695, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.98                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.98                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.98                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/6.98                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296])).
% 44.27/6.98  thf(zip_derived_cl1416, plain,
% 44.27/6.98      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.98         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/6.98         X14 : $i]:
% 44.27/6.98          (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/6.98           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)),
% 44.27/6.98      inference('demod', [status(thm)],
% 44.27/6.98                [zip_derived_cl661, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.98                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.98                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.98                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/6.98                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296, 
% 44.27/6.98                 zip_derived_cl1354])).
% 44.27/6.98  thf(zip_derived_cl1486, plain,
% 44.27/6.98      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.98         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/6.98         X14 : $i, X15 : $i]:
% 44.27/6.98          (ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 44.27/6.98           X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15)),
% 44.27/6.98      inference('demod', [status(thm)],
% 44.27/6.98                [zip_derived_cl623, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.98                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.98                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.98                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/6.98                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296, 
% 44.27/6.98                 zip_derived_cl1354, zip_derived_cl1416])).
% 44.27/6.98  thf(zip_derived_cl1555, plain,
% 44.27/6.98      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.98         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/6.98         X14 : $i, X15 : $i, X16 : $i]:
% 44.27/6.98          (ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 44.27/6.98           X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ 
% 44.27/6.98           X16)),
% 44.27/6.98      inference('demod', [status(thm)],
% 44.27/6.98                [zip_derived_cl587, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.98                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.98                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.98                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/6.98                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296, 
% 44.27/6.98                 zip_derived_cl1354, zip_derived_cl1416, zip_derived_cl1486])).
% 44.27/6.98  thf(zip_derived_cl1625, plain,
% 44.27/6.98      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.98         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/6.98         X14 : $i, X15 : $i, X16 : $i, X17 : $i]:
% 44.27/6.98          (ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 44.27/6.98           X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 44.27/6.98           X15 @ X16 @ X17)),
% 44.27/6.98      inference('demod', [status(thm)],
% 44.27/6.98                [zip_derived_cl548, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.98                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.98                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.98                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/6.98                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296, 
% 44.27/6.98                 zip_derived_cl1354, zip_derived_cl1416, zip_derived_cl1486, 
% 44.27/6.98                 zip_derived_cl1555])).
% 44.27/6.98  thf(zip_derived_cl1687, plain,
% 44.27/6.98      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.98         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/6.98         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i]:
% 44.27/6.98          (ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 44.27/6.98           X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 44.27/6.98           X15 @ X16 @ X17 @ X18)),
% 44.27/6.98      inference('demod', [status(thm)],
% 44.27/6.98                [zip_derived_cl509, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.98                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.98                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.98                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/6.98                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296, 
% 44.27/6.98                 zip_derived_cl1354, zip_derived_cl1416, zip_derived_cl1486, 
% 44.27/6.98                 zip_derived_cl1555, zip_derived_cl1625])).
% 44.27/6.98  thf(zip_derived_cl1735, plain,
% 44.27/6.98      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.98         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/6.98         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i]:
% 44.27/6.98         ( (ssPv24_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)
% 44.27/6.98          | ~ (ssPv24_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 44.27/6.98               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 44.27/6.98               X14 @ X15 @ X16 @ X17 @ X18 @ X19))),
% 44.27/6.98      inference('demod', [status(thm)],
% 44.27/6.98                [zip_derived_cl459, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.98                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.98                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.98                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/6.98                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296, 
% 44.27/6.98                 zip_derived_cl1354, zip_derived_cl1416, zip_derived_cl1486, 
% 44.27/6.98                 zip_derived_cl1555, zip_derived_cl1625, zip_derived_cl1687])).
% 44.27/6.98  thf(zip_derived_cl2158, plain,
% 44.27/6.98      (![X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, X7 : $i, X8 : $i, 
% 44.27/6.98         X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, X14 : $i, X15 : $i, 
% 44.27/6.98         X16 : $i, X17 : $i, X18 : $i, X19 : $i]:
% 44.27/6.98         ( (ssPv16_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X19 @ X18 @ X17 @ X16 @ 
% 44.27/6.98            X15 @ X14 @ X13 @ X12 @ X11 @ X10 @ X9 @ X8 @ X7)
% 44.27/6.98          | ~ (ssPv11_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X19 @ X18 @ 
% 44.27/6.98               X17 @ X16 @ X15 @ X14 @ X13 @ X12 @ X11 @ X10 @ X9 @ X8 @ X7 @ 
% 44.27/6.98               X6 @ X5 @ X4 @ X3 @ X2)
% 44.27/6.98          | ~ (ssPv28_1r1 @ X19)
% 44.27/6.98          |  (ssPv24_5r1r1r1r1r1 @ X19 @ X18 @ X17 @ X16 @ X15))),
% 44.27/6.98      inference('sup-', [status(thm)], [zip_derived_cl2157, zip_derived_cl1735])).
% 44.27/6.98  thf(zip_derived_cl2284, plain,
% 44.27/6.98      (![X4 : $i, X5 : $i, X6 : $i, X7 : $i, X8 : $i, X9 : $i, X10 : $i, 
% 44.27/6.98         X11 : $i, X12 : $i, X13 : $i, X14 : $i, X15 : $i, X16 : $i, X17 : $i]:
% 44.27/6.98         (~ (ssPv15_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X17 @ X16 @ X15 @ X14 @ 
% 44.27/6.98             X13 @ X12 @ X11 @ X10 @ X9 @ X8 @ X7 @ X6 @ X5 @ X4)
% 44.27/6.98          |  (ssPv20_9r1r1r1r1r1r1r1r1r1 @ X17 @ X16 @ X15 @ X14 @ X13 @ X12 @ 
% 44.27/6.98              X11 @ X10 @ X9)
% 44.27/6.98          |  (ssPv24_5r1r1r1r1r1 @ X17 @ X16 @ X15 @ X14 @ X13)
% 44.27/6.98          | ~ (ssPv28_1r1 @ X17)
% 44.27/6.98          |  (ssPv16_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X17 @ X16 @ X15 @ X14 @ 
% 44.27/6.98              X13 @ X12 @ X11 @ X10 @ X9 @ X8 @ X7 @ X6 @ X5))),
% 44.27/6.98      inference('sup-', [status(thm)], [zip_derived_cl2281, zip_derived_cl2158])).
% 44.27/6.98  thf(zip_derived_cl2285, plain,
% 44.27/6.98      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.98         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i]:
% 44.27/6.98         ( (ssPv16_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X12 @ X11 @ X10 @ X9 @ X8 @ 
% 44.27/6.98            X7 @ X6 @ X5 @ X4 @ X3 @ X2 @ X1 @ X0)
% 44.27/6.98          | ~ (ssPv28_1r1 @ X12)
% 44.27/6.98          |  (ssPv24_5r1r1r1r1r1 @ X12 @ X11 @ X10 @ X9 @ X8)
% 44.27/6.98          |  (ssPv20_9r1r1r1r1r1r1r1r1r1 @ X12 @ X11 @ X10 @ X9 @ X8 @ X7 @ 
% 44.27/6.98              X6 @ X5 @ X4))),
% 44.27/6.98      inference('sup-', [status(thm)], [zip_derived_cl1313, zip_derived_cl2284])).
% 44.27/6.98  thf(clause175, conjecture,
% 44.27/6.98    (~( ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 44.27/6.98        ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 44.27/6.98        ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 44.27/6.98        ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 44.27/6.98        ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 44.27/6.98        ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 44.27/6.98        ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 44.27/6.98        ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 44.27/6.98        ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 44.27/6.98        ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.98             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 44.27/6.98        ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.98             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 44.27/6.98        ( ~( ssPv16_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.98             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ skc39 ) ) ))).
% 44.27/6.98  thf(zf_stmt_53, negated_conjecture,
% 44.27/6.98    (( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 44.27/6.98     ( ~( ssNder1_2r1r1 @ U @ V ) ) | ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 44.27/6.98     ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 44.27/6.98     ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 44.27/6.98     ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 44.27/6.98     ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 44.27/6.98     ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 44.27/6.98     ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 44.27/6.98     ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.98          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 44.27/6.98     ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.98          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 44.27/6.98     ( ~( ssPv16_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.98          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ skc39 ) )),
% 44.27/6.98    inference('cnf.neg', [status(esa)], [clause175])).
% 44.27/6.98  thf(zip_derived_cl753, plain,
% 44.27/6.98      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.98         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i]:
% 44.27/6.98         (~ (ssNder1_0)
% 44.27/6.98          | ~ (ssNder1_1r1 @ X0)
% 44.27/6.98          | ~ (ssNder1_2r1r1 @ X0 @ X1)
% 44.27/6.98          | ~ (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)
% 44.27/6.98          | ~ (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)
% 44.27/6.98          | ~ (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)
% 44.27/6.98          | ~ (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)
% 44.27/6.98          | ~ (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)
% 44.27/6.98          | ~ (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 44.27/6.98               X7)
% 44.27/6.98          | ~ (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 44.27/6.98               X6 @ X7 @ X8)
% 44.27/6.98          | ~ (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 44.27/6.98               X6 @ X7 @ X8 @ X9)
% 44.27/6.98          | ~ (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/6.98               X5 @ X6 @ X7 @ X8 @ X9 @ X10)
% 44.27/6.98          | ~ (ssPv16_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/6.98               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ skc39))),
% 44.27/6.98      inference('cnf', [status(esa)], [zf_stmt_53])).
% 44.27/6.98  thf(zip_derived_cl927, plain, ( (ssNder1_0)),
% 44.27/6.98      inference('cnf', [status(esa)], [zf_stmt_1])).
% 44.27/6.98  thf(zip_derived_cl933, plain, (![X0 : $i]:  (ssNder1_1r1 @ X0)),
% 44.27/6.98      inference('demod', [status(thm)], [zip_derived_cl926, zip_derived_cl927])).
% 44.27/6.98  thf(zip_derived_cl934, plain,
% 44.27/6.98      (![X0 : $i, X1 : $i]:  (ssNder1_2r1r1 @ X0 @ X1)),
% 44.27/6.98      inference('demod', [status(thm)],
% 44.27/6.98                [zip_derived_cl925, zip_derived_cl927, zip_derived_cl933])).
% 44.27/6.98  thf(zip_derived_cl939, plain,
% 44.27/6.98      (![X0 : $i, X1 : $i, X2 : $i]:  (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)),
% 44.27/6.98      inference('demod', [status(thm)],
% 44.27/6.98                [zip_derived_cl919, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.98                 zip_derived_cl934])).
% 44.27/6.98  thf(zip_derived_cl958, plain,
% 44.27/6.98      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 44.27/6.98          (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)),
% 44.27/6.98      inference('demod', [status(thm)],
% 44.27/6.98                [zip_derived_cl912, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.98                 zip_derived_cl934, zip_derived_cl939])).
% 44.27/6.98  thf(zip_derived_cl973, plain,
% 44.27/6.98      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 44.27/6.98          (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)),
% 44.27/6.98      inference('demod', [status(thm)],
% 44.27/6.98                [zip_derived_cl901, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.98                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958])).
% 44.27/6.98  thf(zip_derived_cl987, plain,
% 44.27/6.98      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.98         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i]:
% 44.27/6.98         (~ (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)
% 44.27/6.98          | ~ (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)
% 44.27/6.98          | ~ (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 44.27/6.98               X7)
% 44.27/6.98          | ~ (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 44.27/6.98               X6 @ X7 @ X8)
% 44.27/6.98          | ~ (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 44.27/6.98               X6 @ X7 @ X8 @ X9)
% 44.27/6.98          | ~ (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/6.98               X5 @ X6 @ X7 @ X8 @ X9 @ X10)
% 44.27/6.98          | ~ (ssPv16_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/6.98               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ skc39))),
% 44.27/6.98      inference('demod', [status(thm)],
% 44.27/6.98                [zip_derived_cl753, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.98                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.98                 zip_derived_cl973])).
% 44.27/6.98  thf(zip_derived_cl997, plain,
% 44.27/6.98      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 44.27/6.98          (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)),
% 44.27/6.98      inference('demod', [status(thm)],
% 44.27/6.98                [zip_derived_cl886, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.98                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.98                 zip_derived_cl973])).
% 44.27/6.98  thf(zip_derived_cl1003, plain,
% 44.27/6.98      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.98         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i]:
% 44.27/6.98         (~ (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)
% 44.27/6.98          | ~ (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 44.27/6.98               X7)
% 44.27/6.98          | ~ (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 44.27/6.98               X6 @ X7 @ X8)
% 44.27/6.98          | ~ (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 44.27/6.98               X6 @ X7 @ X8 @ X9)
% 44.27/6.98          | ~ (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/6.98               X5 @ X6 @ X7 @ X8 @ X9 @ X10)
% 44.27/6.98          | ~ (ssPv16_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/6.98               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ skc39))),
% 44.27/6.98      inference('demod', [status(thm)], [zip_derived_cl987, zip_derived_cl997])).
% 44.27/6.98  thf(zip_derived_cl1026, plain,
% 44.27/6.98      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i]:
% 44.27/6.98          (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)),
% 44.27/6.98      inference('demod', [status(thm)],
% 44.27/6.98                [zip_derived_cl870, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.98                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.98                 zip_derived_cl973, zip_derived_cl997])).
% 44.27/6.98  thf(zip_derived_cl1030, plain,
% 44.27/6.98      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.98         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i]:
% 44.27/6.98         (~ (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7)
% 44.27/6.98          | ~ (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 44.27/6.98               X6 @ X7 @ X8)
% 44.27/6.98          | ~ (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 44.27/6.98               X6 @ X7 @ X8 @ X9)
% 44.27/6.98          | ~ (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/6.98               X5 @ X6 @ X7 @ X8 @ X9 @ X10)
% 44.27/6.98          | ~ (ssPv16_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/6.98               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ skc39))),
% 44.27/6.98      inference('demod', [status(thm)],
% 44.27/6.98                [zip_derived_cl1003, zip_derived_cl1026])).
% 44.27/6.98  thf(zip_derived_cl1059, plain,
% 44.27/6.98      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, X7 : $i]:
% 44.27/6.98          (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7)),
% 44.27/6.98      inference('demod', [status(thm)],
% 44.27/6.98                [zip_derived_cl850, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.98                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.98                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026])).
% 44.27/6.98  thf(zip_derived_cl1062, plain,
% 44.27/6.98      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.98         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i]:
% 44.27/6.98         (~ (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 44.27/6.98             X7 @ X8)
% 44.27/6.98          | ~ (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 44.27/6.98               X6 @ X7 @ X8 @ X9)
% 44.27/6.98          | ~ (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/6.98               X5 @ X6 @ X7 @ X8 @ X9 @ X10)
% 44.27/6.98          | ~ (ssPv16_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/6.98               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ skc39))),
% 44.27/6.98      inference('demod', [status(thm)],
% 44.27/6.98                [zip_derived_cl1030, zip_derived_cl1059])).
% 44.27/6.98  thf(zip_derived_cl1093, plain,
% 44.27/6.98      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.98         X7 : $i, X8 : $i]:
% 44.27/6.98          (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 44.27/6.98           X7 @ X8)),
% 44.27/6.98      inference('demod', [status(thm)],
% 44.27/6.98                [zip_derived_cl831, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.98                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.98                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.98                 zip_derived_cl1059])).
% 44.27/6.98  thf(zip_derived_cl1094, plain,
% 44.27/6.98      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.98         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i]:
% 44.27/6.98         (~ (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 44.27/6.98             X6 @ X7 @ X8 @ X9)
% 44.27/6.98          | ~ (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/6.98               X5 @ X6 @ X7 @ X8 @ X9 @ X10)
% 44.27/6.98          | ~ (ssPv16_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/6.98               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ skc39))),
% 44.27/6.98      inference('demod', [status(thm)],
% 44.27/6.98                [zip_derived_cl1062, zip_derived_cl1093])).
% 44.27/6.98  thf(zip_derived_cl1139, plain,
% 44.27/6.98      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.98         X7 : $i, X8 : $i, X9 : $i]:
% 44.27/6.98          (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 44.27/6.98           X7 @ X8 @ X9)),
% 44.27/6.98      inference('demod', [status(thm)],
% 44.27/6.98                [zip_derived_cl807, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.98                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.98                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.98                 zip_derived_cl1059, zip_derived_cl1093])).
% 44.27/6.98  thf(zip_derived_cl1140, plain,
% 44.27/6.98      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.98         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i]:
% 44.27/6.98         (~ (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 44.27/6.98             X6 @ X7 @ X8 @ X9 @ X10)
% 44.27/6.98          | ~ (ssPv16_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/6.98               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ skc39))),
% 44.27/6.98      inference('demod', [status(thm)],
% 44.27/6.98                [zip_derived_cl1094, zip_derived_cl1139])).
% 44.27/6.98  thf(zip_derived_cl1196, plain,
% 44.27/6.98      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.98         X7 : $i, X8 : $i, X9 : $i, X10 : $i]:
% 44.27/6.98          (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 44.27/6.98           X6 @ X7 @ X8 @ X9 @ X10)),
% 44.27/6.98      inference('demod', [status(thm)],
% 44.27/6.98                [zip_derived_cl782, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.98                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.98                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.98                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139])).
% 44.27/6.98  thf(zip_derived_cl1197, plain,
% 44.27/6.98      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.98         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i]:
% 44.27/6.98         ~ (ssPv16_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/6.98            X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ skc39)),
% 44.27/6.98      inference('demod', [status(thm)],
% 44.27/6.98                [zip_derived_cl1140, zip_derived_cl1196])).
% 44.27/6.98  thf(zip_derived_cl2286, plain,
% 44.27/6.98      (![X3 : $i, X4 : $i, X5 : $i, X6 : $i, X7 : $i, X8 : $i, X9 : $i, 
% 44.27/6.98         X10 : $i, X11 : $i]:
% 44.27/6.98         ( (ssPv20_9r1r1r1r1r1r1r1r1r1 @ X11 @ X10 @ X9 @ X8 @ X7 @ X6 @ X5 @ 
% 44.27/6.98            X4 @ X3)
% 44.27/6.98          |  (ssPv24_5r1r1r1r1r1 @ X11 @ X10 @ X9 @ X8 @ X7)
% 44.27/6.98          | ~ (ssPv28_1r1 @ X11))),
% 44.27/6.98      inference('sup-', [status(thm)], [zip_derived_cl2285, zip_derived_cl1197])).
% 44.27/6.98  thf(clause297, conjecture,
% 44.27/6.98    (~( ( ssPv18_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.98          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) | 
% 44.27/6.98        ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 44.27/6.98        ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 44.27/6.98        ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 44.27/6.98        ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 44.27/6.98        ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 44.27/6.98        ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 44.27/6.98        ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 44.27/6.98        ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 44.27/6.98        ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 44.27/6.98        ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.98             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 44.27/6.98        ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.98             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 44.27/6.98        ( ~( ssPv18_11r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.98             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 44.27/6.98        ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.98             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 44.27/6.98        ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.98             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 44.27/6.98        ( ~( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.98             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) ))).
% 44.27/6.98  thf(zf_stmt_54, negated_conjecture,
% 44.27/6.98    (( ssPv18_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.98       U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) | 
% 44.27/6.98     ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 44.27/6.98     ( ~( ssNder1_2r1r1 @ U @ V ) ) | ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 44.27/6.98     ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 44.27/6.98     ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 44.27/6.98     ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 44.27/6.98     ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 44.27/6.98     ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 44.27/6.98     ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 44.27/6.99     ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.99          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 44.27/6.99     ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.99          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 44.27/6.99     ( ~( ssPv18_11r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.99          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 44.27/6.99     ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.99          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 44.27/6.99     ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.99          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 44.27/6.99     ( ~( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.99          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) )),
% 44.27/6.99    inference('cnf.neg', [status(esa)], [clause297])).
% 44.27/6.99  thf(zip_derived_cl631, plain,
% 44.27/6.99      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.99         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/6.99         X14 : $i]:
% 44.27/6.99         ( (ssPv18_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/6.99            X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)
% 44.27/6.99          | ~ (ssNder1_0)
% 44.27/6.99          | ~ (ssNder1_1r1 @ X0)
% 44.27/6.99          | ~ (ssNder1_2r1r1 @ X0 @ X1)
% 44.27/6.99          | ~ (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)
% 44.27/6.99          | ~ (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)
% 44.27/6.99          | ~ (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)
% 44.27/6.99          | ~ (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)
% 44.27/6.99          | ~ (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)
% 44.27/6.99          | ~ (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 44.27/6.99               X7)
% 44.27/6.99          | ~ (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 44.27/6.99               X6 @ X7 @ X8)
% 44.27/6.99          | ~ (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 44.27/6.99               X6 @ X7 @ X8 @ X9)
% 44.27/6.99          | ~ (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/6.99               X5 @ X6 @ X7 @ X8 @ X9 @ X10)
% 44.27/6.99          | ~ (ssPv18_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 44.27/6.99               X6 @ X7 @ X8 @ X9 @ X10)
% 44.27/6.99          | ~ (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/6.99               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11)
% 44.27/6.99          | ~ (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/6.99               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)
% 44.27/6.99          | ~ (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 44.27/6.99               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13))),
% 44.27/6.99      inference('cnf', [status(esa)], [zf_stmt_54])).
% 44.27/6.99  thf(zip_derived_cl927, plain, ( (ssNder1_0)),
% 44.27/6.99      inference('cnf', [status(esa)], [zf_stmt_1])).
% 44.27/6.99  thf(zip_derived_cl933, plain, (![X0 : $i]:  (ssNder1_1r1 @ X0)),
% 44.27/6.99      inference('demod', [status(thm)], [zip_derived_cl926, zip_derived_cl927])).
% 44.27/6.99  thf(zip_derived_cl934, plain,
% 44.27/6.99      (![X0 : $i, X1 : $i]:  (ssNder1_2r1r1 @ X0 @ X1)),
% 44.27/6.99      inference('demod', [status(thm)],
% 44.27/6.99                [zip_derived_cl925, zip_derived_cl927, zip_derived_cl933])).
% 44.27/6.99  thf(zip_derived_cl939, plain,
% 44.27/6.99      (![X0 : $i, X1 : $i, X2 : $i]:  (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)),
% 44.27/6.99      inference('demod', [status(thm)],
% 44.27/6.99                [zip_derived_cl919, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.99                 zip_derived_cl934])).
% 44.27/6.99  thf(zip_derived_cl958, plain,
% 44.27/6.99      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 44.27/6.99          (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)),
% 44.27/6.99      inference('demod', [status(thm)],
% 44.27/6.99                [zip_derived_cl912, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.99                 zip_derived_cl934, zip_derived_cl939])).
% 44.27/6.99  thf(zip_derived_cl973, plain,
% 44.27/6.99      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 44.27/6.99          (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)),
% 44.27/6.99      inference('demod', [status(thm)],
% 44.27/6.99                [zip_derived_cl901, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.99                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958])).
% 44.27/6.99  thf(zip_derived_cl997, plain,
% 44.27/6.99      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 44.27/6.99          (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)),
% 44.27/6.99      inference('demod', [status(thm)],
% 44.27/6.99                [zip_derived_cl886, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.99                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.99                 zip_derived_cl973])).
% 44.27/6.99  thf(zip_derived_cl1026, plain,
% 44.27/6.99      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i]:
% 44.27/6.99          (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)),
% 44.27/6.99      inference('demod', [status(thm)],
% 44.27/6.99                [zip_derived_cl870, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.99                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.99                 zip_derived_cl973, zip_derived_cl997])).
% 44.27/6.99  thf(zip_derived_cl1059, plain,
% 44.27/6.99      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, X7 : $i]:
% 44.27/6.99          (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7)),
% 44.27/6.99      inference('demod', [status(thm)],
% 44.27/6.99                [zip_derived_cl850, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.99                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.99                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026])).
% 44.27/6.99  thf(zip_derived_cl1093, plain,
% 44.27/6.99      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.99         X7 : $i, X8 : $i]:
% 44.27/6.99          (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 44.27/6.99           X7 @ X8)),
% 44.27/6.99      inference('demod', [status(thm)],
% 44.27/6.99                [zip_derived_cl831, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.99                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.99                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.99                 zip_derived_cl1059])).
% 44.27/6.99  thf(zip_derived_cl1139, plain,
% 44.27/6.99      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.99         X7 : $i, X8 : $i, X9 : $i]:
% 44.27/6.99          (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 44.27/6.99           X7 @ X8 @ X9)),
% 44.27/6.99      inference('demod', [status(thm)],
% 44.27/6.99                [zip_derived_cl807, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.99                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.99                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.99                 zip_derived_cl1059, zip_derived_cl1093])).
% 44.27/6.99  thf(zip_derived_cl1196, plain,
% 44.27/6.99      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.99         X7 : $i, X8 : $i, X9 : $i, X10 : $i]:
% 44.27/6.99          (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 44.27/6.99           X6 @ X7 @ X8 @ X9 @ X10)),
% 44.27/6.99      inference('demod', [status(thm)],
% 44.27/6.99                [zip_derived_cl782, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.99                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.99                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.99                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139])).
% 44.27/6.99  thf(zip_derived_cl1246, plain,
% 44.27/6.99      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.99         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i]:
% 44.27/6.99          (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 44.27/6.99           X6 @ X7 @ X8 @ X9 @ X10 @ X11)),
% 44.27/6.99      inference('demod', [status(thm)],
% 44.27/6.99                [zip_derived_cl755, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.99                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.99                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.99                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/6.99                 zip_derived_cl1196])).
% 44.27/6.99  thf(zip_derived_cl1296, plain,
% 44.27/6.99      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.99         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i]:
% 44.27/6.99          (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/6.99           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)),
% 44.27/6.99      inference('demod', [status(thm)],
% 44.27/6.99                [zip_derived_cl728, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.99                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.99                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.99                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/6.99                 zip_derived_cl1196, zip_derived_cl1246])).
% 44.27/6.99  thf(zip_derived_cl1354, plain,
% 44.27/6.99      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.99         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i]:
% 44.27/6.99          (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/6.99           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)),
% 44.27/6.99      inference('demod', [status(thm)],
% 44.27/6.99                [zip_derived_cl695, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.99                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.99                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.99                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/6.99                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296])).
% 44.27/6.99  thf(zip_derived_cl1473, plain,
% 44.27/6.99      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.99         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/6.99         X14 : $i]:
% 44.27/6.99         ( (ssPv18_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/6.99            X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)
% 44.27/6.99          | ~ (ssPv18_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 44.27/6.99               X6 @ X7 @ X8 @ X9 @ X10))),
% 44.27/6.99      inference('demod', [status(thm)],
% 44.27/6.99                [zip_derived_cl631, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.99                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.99                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.99                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/6.99                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296, 
% 44.27/6.99                 zip_derived_cl1354])).
% 44.27/6.99  thf(clause288, conjecture,
% 44.27/6.99    (~( ( ssPv20_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.99          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) | 
% 44.27/6.99        ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 44.27/6.99        ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 44.27/6.99        ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 44.27/6.99        ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 44.27/6.99        ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 44.27/6.99        ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 44.27/6.99        ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 44.27/6.99        ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 44.27/6.99        ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 44.27/6.99        ( ~( ssPv20_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 44.27/6.99        ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.99             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 44.27/6.99        ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.99             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 44.27/6.99        ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.99             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 44.27/6.99        ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.99             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 44.27/6.99        ( ~( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.99             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) ))).
% 44.27/6.99  thf(zf_stmt_55, negated_conjecture,
% 44.27/6.99    (( ssPv20_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.99       U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) | 
% 44.27/6.99     ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 44.27/6.99     ( ~( ssNder1_2r1r1 @ U @ V ) ) | ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 44.27/6.99     ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 44.27/6.99     ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 44.27/6.99     ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 44.27/6.99     ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 44.27/6.99     ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 44.27/6.99     ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 44.27/6.99     ( ~( ssPv20_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 44.27/6.99     ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.99          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 44.27/6.99     ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.99          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 44.27/6.99     ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.99          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 44.27/6.99     ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.99          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 44.27/6.99     ( ~( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.99          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) )),
% 44.27/6.99    inference('cnf.neg', [status(esa)], [clause288])).
% 44.27/6.99  thf(zip_derived_cl640, plain,
% 44.27/6.99      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.99         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/6.99         X14 : $i]:
% 44.27/6.99         ( (ssPv20_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/6.99            X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)
% 44.27/6.99          | ~ (ssNder1_0)
% 44.27/6.99          | ~ (ssNder1_1r1 @ X0)
% 44.27/6.99          | ~ (ssNder1_2r1r1 @ X0 @ X1)
% 44.27/6.99          | ~ (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)
% 44.27/6.99          | ~ (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)
% 44.27/6.99          | ~ (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)
% 44.27/6.99          | ~ (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)
% 44.27/6.99          | ~ (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)
% 44.27/6.99          | ~ (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 44.27/6.99               X7)
% 44.27/6.99          | ~ (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 44.27/6.99               X6 @ X7 @ X8)
% 44.27/6.99          | ~ (ssPv20_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 44.27/6.99               X7 @ X8)
% 44.27/6.99          | ~ (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 44.27/6.99               X6 @ X7 @ X8 @ X9)
% 44.27/6.99          | ~ (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/6.99               X5 @ X6 @ X7 @ X8 @ X9 @ X10)
% 44.27/6.99          | ~ (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/6.99               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11)
% 44.27/6.99          | ~ (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/6.99               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)
% 44.27/6.99          | ~ (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 44.27/6.99               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13))),
% 44.27/6.99      inference('cnf', [status(esa)], [zf_stmt_55])).
% 44.27/6.99  thf(zip_derived_cl927, plain, ( (ssNder1_0)),
% 44.27/6.99      inference('cnf', [status(esa)], [zf_stmt_1])).
% 44.27/6.99  thf(zip_derived_cl933, plain, (![X0 : $i]:  (ssNder1_1r1 @ X0)),
% 44.27/6.99      inference('demod', [status(thm)], [zip_derived_cl926, zip_derived_cl927])).
% 44.27/6.99  thf(zip_derived_cl934, plain,
% 44.27/6.99      (![X0 : $i, X1 : $i]:  (ssNder1_2r1r1 @ X0 @ X1)),
% 44.27/6.99      inference('demod', [status(thm)],
% 44.27/6.99                [zip_derived_cl925, zip_derived_cl927, zip_derived_cl933])).
% 44.27/6.99  thf(zip_derived_cl939, plain,
% 44.27/6.99      (![X0 : $i, X1 : $i, X2 : $i]:  (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)),
% 44.27/6.99      inference('demod', [status(thm)],
% 44.27/6.99                [zip_derived_cl919, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.99                 zip_derived_cl934])).
% 44.27/6.99  thf(zip_derived_cl958, plain,
% 44.27/6.99      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 44.27/6.99          (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)),
% 44.27/6.99      inference('demod', [status(thm)],
% 44.27/6.99                [zip_derived_cl912, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.99                 zip_derived_cl934, zip_derived_cl939])).
% 44.27/6.99  thf(zip_derived_cl973, plain,
% 44.27/6.99      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 44.27/6.99          (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)),
% 44.27/6.99      inference('demod', [status(thm)],
% 44.27/6.99                [zip_derived_cl901, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.99                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958])).
% 44.27/6.99  thf(zip_derived_cl997, plain,
% 44.27/6.99      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 44.27/6.99          (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)),
% 44.27/6.99      inference('demod', [status(thm)],
% 44.27/6.99                [zip_derived_cl886, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.99                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.99                 zip_derived_cl973])).
% 44.27/6.99  thf(zip_derived_cl1026, plain,
% 44.27/6.99      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i]:
% 44.27/6.99          (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)),
% 44.27/6.99      inference('demod', [status(thm)],
% 44.27/6.99                [zip_derived_cl870, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.99                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.99                 zip_derived_cl973, zip_derived_cl997])).
% 44.27/6.99  thf(zip_derived_cl1059, plain,
% 44.27/6.99      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, X7 : $i]:
% 44.27/6.99          (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7)),
% 44.27/6.99      inference('demod', [status(thm)],
% 44.27/6.99                [zip_derived_cl850, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.99                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.99                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026])).
% 44.27/6.99  thf(zip_derived_cl1093, plain,
% 44.27/6.99      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.99         X7 : $i, X8 : $i]:
% 44.27/6.99          (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 44.27/6.99           X7 @ X8)),
% 44.27/6.99      inference('demod', [status(thm)],
% 44.27/6.99                [zip_derived_cl831, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.99                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.99                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.99                 zip_derived_cl1059])).
% 44.27/6.99  thf(zip_derived_cl1139, plain,
% 44.27/6.99      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.99         X7 : $i, X8 : $i, X9 : $i]:
% 44.27/6.99          (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 44.27/6.99           X7 @ X8 @ X9)),
% 44.27/6.99      inference('demod', [status(thm)],
% 44.27/6.99                [zip_derived_cl807, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.99                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.99                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.99                 zip_derived_cl1059, zip_derived_cl1093])).
% 44.27/6.99  thf(zip_derived_cl1196, plain,
% 44.27/6.99      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.99         X7 : $i, X8 : $i, X9 : $i, X10 : $i]:
% 44.27/6.99          (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 44.27/6.99           X6 @ X7 @ X8 @ X9 @ X10)),
% 44.27/6.99      inference('demod', [status(thm)],
% 44.27/6.99                [zip_derived_cl782, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.99                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.99                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.99                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139])).
% 44.27/6.99  thf(zip_derived_cl1246, plain,
% 44.27/6.99      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.99         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i]:
% 44.27/6.99          (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 44.27/6.99           X6 @ X7 @ X8 @ X9 @ X10 @ X11)),
% 44.27/6.99      inference('demod', [status(thm)],
% 44.27/6.99                [zip_derived_cl755, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.99                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.99                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.99                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/6.99                 zip_derived_cl1196])).
% 44.27/6.99  thf(zip_derived_cl1296, plain,
% 44.27/6.99      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.99         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i]:
% 44.27/6.99          (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/6.99           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)),
% 44.27/6.99      inference('demod', [status(thm)],
% 44.27/6.99                [zip_derived_cl728, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.99                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.99                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.99                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/6.99                 zip_derived_cl1196, zip_derived_cl1246])).
% 44.27/6.99  thf(zip_derived_cl1354, plain,
% 44.27/6.99      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.99         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i]:
% 44.27/6.99          (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/6.99           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)),
% 44.27/6.99      inference('demod', [status(thm)],
% 44.27/6.99                [zip_derived_cl695, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.99                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.99                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.99                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/6.99                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296])).
% 44.27/6.99  thf(zip_derived_cl1457, plain,
% 44.27/6.99      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.99         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/6.99         X14 : $i]:
% 44.27/6.99         ( (ssPv20_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/6.99            X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)
% 44.27/6.99          | ~ (ssPv20_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 44.27/6.99               X7 @ X8))),
% 44.27/6.99      inference('demod', [status(thm)],
% 44.27/6.99                [zip_derived_cl640, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.99                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.99                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.99                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/6.99                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296, 
% 44.27/6.99                 zip_derived_cl1354])).
% 44.27/6.99  thf(clause234, conjecture,
% 44.27/6.99    (~( ( ssPv14_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.99          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ skc34 ) | 
% 44.27/6.99        ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 44.27/6.99        ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 44.27/6.99        ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 44.27/6.99        ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 44.27/6.99        ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 44.27/6.99        ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 44.27/6.99        ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 44.27/6.99        ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 44.27/6.99        ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 44.27/6.99        ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.99             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 44.27/6.99        ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.99             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 44.27/6.99        ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.99             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 44.27/6.99        ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.99             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) ))).
% 44.27/6.99  thf(zf_stmt_56, negated_conjecture,
% 44.27/6.99    (( ssPv14_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.99       U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ skc34 ) | 
% 44.27/6.99     ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 44.27/6.99     ( ~( ssNder1_2r1r1 @ U @ V ) ) | ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 44.27/6.99     ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 44.27/6.99     ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 44.27/6.99     ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 44.27/6.99     ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 44.27/6.99     ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 44.27/6.99     ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 44.27/6.99     ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.99          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 44.27/6.99     ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.99          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 44.27/6.99     ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.99          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 44.27/6.99     ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.99          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) )),
% 44.27/6.99    inference('cnf.neg', [status(esa)], [clause234])).
% 44.27/6.99  thf(zip_derived_cl694, plain,
% 44.27/6.99      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.99         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i]:
% 44.27/6.99         ( (ssPv14_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/6.99            X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ skc34)
% 44.27/6.99          | ~ (ssNder1_0)
% 44.27/6.99          | ~ (ssNder1_1r1 @ X0)
% 44.27/6.99          | ~ (ssNder1_2r1r1 @ X0 @ X1)
% 44.27/6.99          | ~ (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)
% 44.27/6.99          | ~ (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)
% 44.27/6.99          | ~ (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)
% 44.27/6.99          | ~ (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)
% 44.27/6.99          | ~ (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)
% 44.27/6.99          | ~ (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 44.27/6.99               X7)
% 44.27/6.99          | ~ (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 44.27/6.99               X6 @ X7 @ X8)
% 44.27/6.99          | ~ (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 44.27/6.99               X6 @ X7 @ X8 @ X9)
% 44.27/6.99          | ~ (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/6.99               X5 @ X6 @ X7 @ X8 @ X9 @ X10)
% 44.27/6.99          | ~ (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/6.99               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11)
% 44.27/6.99          | ~ (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/6.99               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12))),
% 44.27/6.99      inference('cnf', [status(esa)], [zf_stmt_56])).
% 44.27/6.99  thf(zip_derived_cl927, plain, ( (ssNder1_0)),
% 44.27/6.99      inference('cnf', [status(esa)], [zf_stmt_1])).
% 44.27/6.99  thf(zip_derived_cl933, plain, (![X0 : $i]:  (ssNder1_1r1 @ X0)),
% 44.27/6.99      inference('demod', [status(thm)], [zip_derived_cl926, zip_derived_cl927])).
% 44.27/6.99  thf(zip_derived_cl934, plain,
% 44.27/6.99      (![X0 : $i, X1 : $i]:  (ssNder1_2r1r1 @ X0 @ X1)),
% 44.27/6.99      inference('demod', [status(thm)],
% 44.27/6.99                [zip_derived_cl925, zip_derived_cl927, zip_derived_cl933])).
% 44.27/6.99  thf(zip_derived_cl939, plain,
% 44.27/6.99      (![X0 : $i, X1 : $i, X2 : $i]:  (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)),
% 44.27/6.99      inference('demod', [status(thm)],
% 44.27/6.99                [zip_derived_cl919, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.99                 zip_derived_cl934])).
% 44.27/6.99  thf(zip_derived_cl958, plain,
% 44.27/6.99      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 44.27/6.99          (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)),
% 44.27/6.99      inference('demod', [status(thm)],
% 44.27/6.99                [zip_derived_cl912, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.99                 zip_derived_cl934, zip_derived_cl939])).
% 44.27/6.99  thf(zip_derived_cl973, plain,
% 44.27/6.99      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 44.27/6.99          (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)),
% 44.27/6.99      inference('demod', [status(thm)],
% 44.27/6.99                [zip_derived_cl901, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.99                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958])).
% 44.27/6.99  thf(zip_derived_cl997, plain,
% 44.27/6.99      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 44.27/6.99          (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)),
% 44.27/6.99      inference('demod', [status(thm)],
% 44.27/6.99                [zip_derived_cl886, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.99                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.99                 zip_derived_cl973])).
% 44.27/6.99  thf(zip_derived_cl1026, plain,
% 44.27/6.99      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i]:
% 44.27/6.99          (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)),
% 44.27/6.99      inference('demod', [status(thm)],
% 44.27/6.99                [zip_derived_cl870, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.99                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.99                 zip_derived_cl973, zip_derived_cl997])).
% 44.27/6.99  thf(zip_derived_cl1059, plain,
% 44.27/6.99      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, X7 : $i]:
% 44.27/6.99          (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7)),
% 44.27/6.99      inference('demod', [status(thm)],
% 44.27/6.99                [zip_derived_cl850, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.99                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.99                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026])).
% 44.27/6.99  thf(zip_derived_cl1093, plain,
% 44.27/6.99      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.99         X7 : $i, X8 : $i]:
% 44.27/6.99          (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 44.27/6.99           X7 @ X8)),
% 44.27/6.99      inference('demod', [status(thm)],
% 44.27/6.99                [zip_derived_cl831, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.99                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.99                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.99                 zip_derived_cl1059])).
% 44.27/6.99  thf(zip_derived_cl1139, plain,
% 44.27/6.99      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.99         X7 : $i, X8 : $i, X9 : $i]:
% 44.27/6.99          (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 44.27/6.99           X7 @ X8 @ X9)),
% 44.27/6.99      inference('demod', [status(thm)],
% 44.27/6.99                [zip_derived_cl807, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.99                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.99                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.99                 zip_derived_cl1059, zip_derived_cl1093])).
% 44.27/6.99  thf(zip_derived_cl1196, plain,
% 44.27/6.99      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.99         X7 : $i, X8 : $i, X9 : $i, X10 : $i]:
% 44.27/6.99          (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 44.27/6.99           X6 @ X7 @ X8 @ X9 @ X10)),
% 44.27/6.99      inference('demod', [status(thm)],
% 44.27/6.99                [zip_derived_cl782, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.99                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.99                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.99                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139])).
% 44.27/6.99  thf(zip_derived_cl1246, plain,
% 44.27/6.99      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.99         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i]:
% 44.27/6.99          (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 44.27/6.99           X6 @ X7 @ X8 @ X9 @ X10 @ X11)),
% 44.27/6.99      inference('demod', [status(thm)],
% 44.27/6.99                [zip_derived_cl755, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.99                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.99                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.99                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/6.99                 zip_derived_cl1196])).
% 44.27/6.99  thf(zip_derived_cl1296, plain,
% 44.27/6.99      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.99         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i]:
% 44.27/6.99          (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/6.99           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)),
% 44.27/6.99      inference('demod', [status(thm)],
% 44.27/6.99                [zip_derived_cl728, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.99                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.99                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.99                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/6.99                 zip_derived_cl1196, zip_derived_cl1246])).
% 44.27/6.99  thf(zip_derived_cl1373, plain,
% 44.27/6.99      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.99         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i]:
% 44.27/6.99          (ssPv14_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/6.99           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ skc34)),
% 44.27/6.99      inference('demod', [status(thm)],
% 44.27/6.99                [zip_derived_cl694, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.99                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.99                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.99                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/6.99                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296])).
% 44.27/6.99  thf(clause283, conjecture,
% 44.27/6.99    (~( ( ssPv22_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.99          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) | 
% 44.27/6.99        ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 44.27/6.99        ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 44.27/6.99        ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 44.27/6.99        ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 44.27/6.99        ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 44.27/6.99        ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 44.27/6.99        ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 44.27/6.99        ( ~( ssPv22_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 44.27/6.99        ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 44.27/6.99        ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 44.27/6.99        ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.99             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 44.27/6.99        ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.99             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 44.27/6.99        ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.99             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 44.27/6.99        ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.99             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 44.27/6.99        ( ~( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.99             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) ))).
% 44.27/6.99  thf(zf_stmt_57, negated_conjecture,
% 44.27/6.99    (( ssPv22_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.99       U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) | 
% 44.27/6.99     ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 44.27/6.99     ( ~( ssNder1_2r1r1 @ U @ V ) ) | ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 44.27/6.99     ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 44.27/6.99     ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 44.27/6.99     ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 44.27/6.99     ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 44.27/6.99     ( ~( ssPv22_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 44.27/6.99     ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 44.27/6.99     ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 44.27/6.99     ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.99          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 44.27/6.99     ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.99          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 44.27/6.99     ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.99          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 44.27/6.99     ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.99          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 44.27/6.99     ( ~( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.99          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) )),
% 44.27/6.99    inference('cnf.neg', [status(esa)], [clause283])).
% 44.27/6.99  thf(zip_derived_cl645, plain,
% 44.27/6.99      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.99         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/6.99         X14 : $i]:
% 44.27/6.99         ( (ssPv22_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/6.99            X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)
% 44.27/6.99          | ~ (ssNder1_0)
% 44.27/6.99          | ~ (ssNder1_1r1 @ X0)
% 44.27/6.99          | ~ (ssNder1_2r1r1 @ X0 @ X1)
% 44.27/6.99          | ~ (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)
% 44.27/6.99          | ~ (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)
% 44.27/6.99          | ~ (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)
% 44.27/6.99          | ~ (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)
% 44.27/6.99          | ~ (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)
% 44.27/6.99          | ~ (ssPv22_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)
% 44.27/6.99          | ~ (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 44.27/6.99               X7)
% 44.27/6.99          | ~ (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 44.27/6.99               X6 @ X7 @ X8)
% 44.27/6.99          | ~ (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 44.27/6.99               X6 @ X7 @ X8 @ X9)
% 44.27/6.99          | ~ (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/6.99               X5 @ X6 @ X7 @ X8 @ X9 @ X10)
% 44.27/6.99          | ~ (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/6.99               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11)
% 44.27/6.99          | ~ (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/6.99               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)
% 44.27/6.99          | ~ (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 44.27/6.99               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13))),
% 44.27/6.99      inference('cnf', [status(esa)], [zf_stmt_57])).
% 44.27/6.99  thf(zip_derived_cl927, plain, ( (ssNder1_0)),
% 44.27/6.99      inference('cnf', [status(esa)], [zf_stmt_1])).
% 44.27/6.99  thf(zip_derived_cl933, plain, (![X0 : $i]:  (ssNder1_1r1 @ X0)),
% 44.27/6.99      inference('demod', [status(thm)], [zip_derived_cl926, zip_derived_cl927])).
% 44.27/6.99  thf(zip_derived_cl934, plain,
% 44.27/6.99      (![X0 : $i, X1 : $i]:  (ssNder1_2r1r1 @ X0 @ X1)),
% 44.27/6.99      inference('demod', [status(thm)],
% 44.27/6.99                [zip_derived_cl925, zip_derived_cl927, zip_derived_cl933])).
% 44.27/6.99  thf(zip_derived_cl939, plain,
% 44.27/6.99      (![X0 : $i, X1 : $i, X2 : $i]:  (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)),
% 44.27/6.99      inference('demod', [status(thm)],
% 44.27/6.99                [zip_derived_cl919, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.99                 zip_derived_cl934])).
% 44.27/6.99  thf(zip_derived_cl958, plain,
% 44.27/6.99      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 44.27/6.99          (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)),
% 44.27/6.99      inference('demod', [status(thm)],
% 44.27/6.99                [zip_derived_cl912, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.99                 zip_derived_cl934, zip_derived_cl939])).
% 44.27/6.99  thf(zip_derived_cl973, plain,
% 44.27/6.99      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 44.27/6.99          (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)),
% 44.27/6.99      inference('demod', [status(thm)],
% 44.27/6.99                [zip_derived_cl901, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.99                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958])).
% 44.27/6.99  thf(zip_derived_cl997, plain,
% 44.27/6.99      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 44.27/6.99          (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)),
% 44.27/6.99      inference('demod', [status(thm)],
% 44.27/6.99                [zip_derived_cl886, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.99                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.99                 zip_derived_cl973])).
% 44.27/6.99  thf(zip_derived_cl1026, plain,
% 44.27/6.99      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i]:
% 44.27/6.99          (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)),
% 44.27/6.99      inference('demod', [status(thm)],
% 44.27/6.99                [zip_derived_cl870, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.99                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.99                 zip_derived_cl973, zip_derived_cl997])).
% 44.27/6.99  thf(zip_derived_cl1059, plain,
% 44.27/6.99      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, X7 : $i]:
% 44.27/6.99          (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7)),
% 44.27/6.99      inference('demod', [status(thm)],
% 44.27/6.99                [zip_derived_cl850, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.99                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.99                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026])).
% 44.27/6.99  thf(zip_derived_cl1093, plain,
% 44.27/6.99      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.99         X7 : $i, X8 : $i]:
% 44.27/6.99          (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 44.27/6.99           X7 @ X8)),
% 44.27/6.99      inference('demod', [status(thm)],
% 44.27/6.99                [zip_derived_cl831, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.99                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.99                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.99                 zip_derived_cl1059])).
% 44.27/6.99  thf(zip_derived_cl1139, plain,
% 44.27/6.99      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.99         X7 : $i, X8 : $i, X9 : $i]:
% 44.27/6.99          (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 44.27/6.99           X7 @ X8 @ X9)),
% 44.27/6.99      inference('demod', [status(thm)],
% 44.27/6.99                [zip_derived_cl807, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.99                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.99                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.99                 zip_derived_cl1059, zip_derived_cl1093])).
% 44.27/6.99  thf(zip_derived_cl1196, plain,
% 44.27/6.99      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.99         X7 : $i, X8 : $i, X9 : $i, X10 : $i]:
% 44.27/6.99          (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 44.27/6.99           X6 @ X7 @ X8 @ X9 @ X10)),
% 44.27/6.99      inference('demod', [status(thm)],
% 44.27/6.99                [zip_derived_cl782, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.99                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.99                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.99                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139])).
% 44.27/6.99  thf(zip_derived_cl1246, plain,
% 44.27/6.99      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.99         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i]:
% 44.27/6.99          (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 44.27/6.99           X6 @ X7 @ X8 @ X9 @ X10 @ X11)),
% 44.27/6.99      inference('demod', [status(thm)],
% 44.27/6.99                [zip_derived_cl755, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.99                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.99                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.99                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/6.99                 zip_derived_cl1196])).
% 44.27/6.99  thf(zip_derived_cl1296, plain,
% 44.27/6.99      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.99         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i]:
% 44.27/6.99          (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/6.99           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)),
% 44.27/6.99      inference('demod', [status(thm)],
% 44.27/6.99                [zip_derived_cl728, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.99                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.99                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.99                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/6.99                 zip_derived_cl1196, zip_derived_cl1246])).
% 44.27/6.99  thf(zip_derived_cl1354, plain,
% 44.27/6.99      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.99         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i]:
% 44.27/6.99          (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/6.99           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)),
% 44.27/6.99      inference('demod', [status(thm)],
% 44.27/6.99                [zip_derived_cl695, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.99                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.99                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.99                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/6.99                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296])).
% 44.27/6.99  thf(zip_derived_cl1447, plain,
% 44.27/6.99      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.99         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/6.99         X14 : $i]:
% 44.27/6.99         ( (ssPv22_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/6.99            X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)
% 44.27/6.99          | ~ (ssPv22_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6))),
% 44.27/6.99      inference('demod', [status(thm)],
% 44.27/6.99                [zip_derived_cl645, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.99                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.99                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.99                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/6.99                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296, 
% 44.27/6.99                 zip_derived_cl1354])).
% 44.27/6.99  thf(clause371, conjecture,
% 44.27/6.99    (~( ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 44.27/6.99        ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 44.27/6.99        ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 44.27/6.99        ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 44.27/6.99        ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 44.27/6.99        ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 44.27/6.99        ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 44.27/6.99        ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 44.27/6.99        ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 44.27/6.99        ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.99             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 44.27/6.99        ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.99             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 44.27/6.99        ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.99             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 44.27/6.99        ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.99             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 44.27/6.99        ( ~( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.99             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) | 
% 44.27/6.99        ( ~( ssPv22_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.99             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) ) | 
% 44.27/6.99        ( ~( ssPv20_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.99             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) ) | 
% 44.27/6.99        ( ~( ssPv18_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.99             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) ) | 
% 44.27/6.99        ( ~( ssPv14_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.99             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) ) ))).
% 44.27/6.99  thf(zf_stmt_58, negated_conjecture,
% 44.27/6.99    (( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 44.27/6.99     ( ~( ssNder1_2r1r1 @ U @ V ) ) | ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 44.27/6.99     ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 44.27/6.99     ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 44.27/6.99     ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 44.27/6.99     ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 44.27/6.99     ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 44.27/6.99     ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 44.27/6.99     ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.99          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 44.27/6.99     ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.99          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 44.27/6.99     ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.99          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 44.27/6.99     ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.99          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 44.27/6.99     ( ~( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.99          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) | 
% 44.27/6.99     ( ~( ssPv22_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.99          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) ) | 
% 44.27/6.99     ( ~( ssPv20_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.99          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) ) | 
% 44.27/6.99     ( ~( ssPv18_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.99          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) ) | 
% 44.27/6.99     ( ~( ssPv14_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.99          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) )),
% 44.27/6.99    inference('cnf.neg', [status(esa)], [clause371])).
% 44.27/6.99  thf(zip_derived_cl557, plain,
% 44.27/6.99      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.99         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/6.99         X14 : $i]:
% 44.27/6.99         (~ (ssNder1_0)
% 44.27/6.99          | ~ (ssNder1_1r1 @ X0)
% 44.27/6.99          | ~ (ssNder1_2r1r1 @ X0 @ X1)
% 44.27/6.99          | ~ (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)
% 44.27/6.99          | ~ (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)
% 44.27/6.99          | ~ (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)
% 44.27/6.99          | ~ (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)
% 44.27/6.99          | ~ (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)
% 44.27/6.99          | ~ (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 44.27/6.99               X7)
% 44.27/6.99          | ~ (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 44.27/6.99               X6 @ X7 @ X8)
% 44.27/6.99          | ~ (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 44.27/6.99               X6 @ X7 @ X8 @ X9)
% 44.27/6.99          | ~ (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/6.99               X5 @ X6 @ X7 @ X8 @ X9 @ X10)
% 44.27/6.99          | ~ (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/6.99               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11)
% 44.27/6.99          | ~ (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/6.99               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)
% 44.27/6.99          | ~ (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 44.27/6.99               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)
% 44.27/6.99          | ~ (ssPv22_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 44.27/6.99               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)
% 44.27/6.99          | ~ (ssPv20_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 44.27/6.99               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)
% 44.27/6.99          | ~ (ssPv18_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 44.27/6.99               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)
% 44.27/6.99          | ~ (ssPv14_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 44.27/6.99               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14))),
% 44.27/6.99      inference('cnf', [status(esa)], [zf_stmt_58])).
% 44.27/6.99  thf(zip_derived_cl927, plain, ( (ssNder1_0)),
% 44.27/6.99      inference('cnf', [status(esa)], [zf_stmt_1])).
% 44.27/6.99  thf(zip_derived_cl933, plain, (![X0 : $i]:  (ssNder1_1r1 @ X0)),
% 44.27/6.99      inference('demod', [status(thm)], [zip_derived_cl926, zip_derived_cl927])).
% 44.27/6.99  thf(zip_derived_cl934, plain,
% 44.27/6.99      (![X0 : $i, X1 : $i]:  (ssNder1_2r1r1 @ X0 @ X1)),
% 44.27/6.99      inference('demod', [status(thm)],
% 44.27/6.99                [zip_derived_cl925, zip_derived_cl927, zip_derived_cl933])).
% 44.27/6.99  thf(zip_derived_cl939, plain,
% 44.27/6.99      (![X0 : $i, X1 : $i, X2 : $i]:  (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)),
% 44.27/6.99      inference('demod', [status(thm)],
% 44.27/6.99                [zip_derived_cl919, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.99                 zip_derived_cl934])).
% 44.27/6.99  thf(zip_derived_cl958, plain,
% 44.27/6.99      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 44.27/6.99          (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)),
% 44.27/6.99      inference('demod', [status(thm)],
% 44.27/6.99                [zip_derived_cl912, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.99                 zip_derived_cl934, zip_derived_cl939])).
% 44.27/6.99  thf(zip_derived_cl973, plain,
% 44.27/6.99      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 44.27/6.99          (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)),
% 44.27/6.99      inference('demod', [status(thm)],
% 44.27/6.99                [zip_derived_cl901, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.99                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958])).
% 44.27/6.99  thf(zip_derived_cl997, plain,
% 44.27/6.99      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 44.27/6.99          (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)),
% 44.27/6.99      inference('demod', [status(thm)],
% 44.27/6.99                [zip_derived_cl886, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.99                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.99                 zip_derived_cl973])).
% 44.27/6.99  thf(zip_derived_cl1026, plain,
% 44.27/6.99      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i]:
% 44.27/6.99          (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)),
% 44.27/6.99      inference('demod', [status(thm)],
% 44.27/6.99                [zip_derived_cl870, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.99                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.99                 zip_derived_cl973, zip_derived_cl997])).
% 44.27/6.99  thf(zip_derived_cl1059, plain,
% 44.27/6.99      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, X7 : $i]:
% 44.27/6.99          (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7)),
% 44.27/6.99      inference('demod', [status(thm)],
% 44.27/6.99                [zip_derived_cl850, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.99                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.99                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026])).
% 44.27/6.99  thf(zip_derived_cl1093, plain,
% 44.27/6.99      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.99         X7 : $i, X8 : $i]:
% 44.27/6.99          (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 44.27/6.99           X7 @ X8)),
% 44.27/6.99      inference('demod', [status(thm)],
% 44.27/6.99                [zip_derived_cl831, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.99                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.99                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.99                 zip_derived_cl1059])).
% 44.27/6.99  thf(zip_derived_cl1132, plain,
% 44.27/6.99      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.99         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/6.99         X14 : $i]:
% 44.27/6.99         (~ (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 44.27/6.99             X6 @ X7 @ X8 @ X9)
% 44.27/6.99          | ~ (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/6.99               X5 @ X6 @ X7 @ X8 @ X9 @ X10)
% 44.27/6.99          | ~ (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/6.99               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11)
% 44.27/6.99          | ~ (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/6.99               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)
% 44.27/6.99          | ~ (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 44.27/6.99               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)
% 44.27/6.99          | ~ (ssPv22_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 44.27/6.99               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)
% 44.27/6.99          | ~ (ssPv20_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 44.27/6.99               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)
% 44.27/6.99          | ~ (ssPv18_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 44.27/6.99               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)
% 44.27/6.99          | ~ (ssPv14_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 44.27/6.99               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14))),
% 44.27/6.99      inference('demod', [status(thm)],
% 44.27/6.99                [zip_derived_cl557, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.99                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.99                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.99                 zip_derived_cl1059, zip_derived_cl1093])).
% 44.27/6.99  thf(zip_derived_cl1139, plain,
% 44.27/6.99      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.99         X7 : $i, X8 : $i, X9 : $i]:
% 44.27/6.99          (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 44.27/6.99           X7 @ X8 @ X9)),
% 44.27/6.99      inference('demod', [status(thm)],
% 44.27/6.99                [zip_derived_cl807, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.99                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.99                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.99                 zip_derived_cl1059, zip_derived_cl1093])).
% 44.27/6.99  thf(zip_derived_cl1148, plain,
% 44.27/6.99      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.99         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/6.99         X14 : $i]:
% 44.27/6.99         (~ (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 44.27/6.99             X6 @ X7 @ X8 @ X9 @ X10)
% 44.27/6.99          | ~ (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/6.99               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11)
% 44.27/6.99          | ~ (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/6.99               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)
% 44.27/6.99          | ~ (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 44.27/6.99               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)
% 44.27/6.99          | ~ (ssPv22_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 44.27/6.99               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)
% 44.27/6.99          | ~ (ssPv20_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 44.27/6.99               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)
% 44.27/6.99          | ~ (ssPv18_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 44.27/6.99               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)
% 44.27/6.99          | ~ (ssPv14_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 44.27/6.99               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14))),
% 44.27/6.99      inference('demod', [status(thm)],
% 44.27/6.99                [zip_derived_cl1132, zip_derived_cl1139])).
% 44.27/6.99  thf(zip_derived_cl1196, plain,
% 44.27/6.99      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.99         X7 : $i, X8 : $i, X9 : $i, X10 : $i]:
% 44.27/6.99          (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 44.27/6.99           X6 @ X7 @ X8 @ X9 @ X10)),
% 44.27/6.99      inference('demod', [status(thm)],
% 44.27/6.99                [zip_derived_cl782, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.99                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.99                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.99                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139])).
% 44.27/6.99  thf(zip_derived_cl1203, plain,
% 44.27/6.99      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.99         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/6.99         X14 : $i]:
% 44.27/6.99         (~ (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/6.99             X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11)
% 44.27/6.99          | ~ (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/6.99               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)
% 44.27/6.99          | ~ (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 44.27/6.99               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)
% 44.27/6.99          | ~ (ssPv22_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 44.27/6.99               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)
% 44.27/6.99          | ~ (ssPv20_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 44.27/6.99               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)
% 44.27/6.99          | ~ (ssPv18_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 44.27/6.99               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)
% 44.27/6.99          | ~ (ssPv14_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 44.27/6.99               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14))),
% 44.27/6.99      inference('demod', [status(thm)],
% 44.27/6.99                [zip_derived_cl1148, zip_derived_cl1196])).
% 44.27/6.99  thf(zip_derived_cl1246, plain,
% 44.27/6.99      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.99         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i]:
% 44.27/6.99          (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 44.27/6.99           X6 @ X7 @ X8 @ X9 @ X10 @ X11)),
% 44.27/6.99      inference('demod', [status(thm)],
% 44.27/6.99                [zip_derived_cl755, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.99                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.99                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.99                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/6.99                 zip_derived_cl1196])).
% 44.27/6.99  thf(zip_derived_cl1251, plain,
% 44.27/6.99      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.99         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/6.99         X14 : $i]:
% 44.27/6.99         (~ (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/6.99             X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)
% 44.27/6.99          | ~ (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 44.27/6.99               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)
% 44.27/6.99          | ~ (ssPv22_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 44.27/6.99               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)
% 44.27/6.99          | ~ (ssPv20_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 44.27/6.99               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)
% 44.27/6.99          | ~ (ssPv18_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 44.27/6.99               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)
% 44.27/6.99          | ~ (ssPv14_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 44.27/6.99               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14))),
% 44.27/6.99      inference('demod', [status(thm)],
% 44.27/6.99                [zip_derived_cl1203, zip_derived_cl1246])).
% 44.27/6.99  thf(zip_derived_cl1296, plain,
% 44.27/6.99      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.99         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i]:
% 44.27/6.99          (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/6.99           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)),
% 44.27/6.99      inference('demod', [status(thm)],
% 44.27/6.99                [zip_derived_cl728, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.99                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.99                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.99                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/6.99                 zip_derived_cl1196, zip_derived_cl1246])).
% 44.27/6.99  thf(zip_derived_cl1300, plain,
% 44.27/6.99      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.99         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/6.99         X14 : $i]:
% 44.27/6.99         (~ (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/6.99             X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)
% 44.27/6.99          | ~ (ssPv22_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 44.27/6.99               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)
% 44.27/6.99          | ~ (ssPv20_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 44.27/6.99               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)
% 44.27/6.99          | ~ (ssPv18_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 44.27/6.99               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)
% 44.27/6.99          | ~ (ssPv14_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 44.27/6.99               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14))),
% 44.27/6.99      inference('demod', [status(thm)],
% 44.27/6.99                [zip_derived_cl1251, zip_derived_cl1296])).
% 44.27/6.99  thf(zip_derived_cl1354, plain,
% 44.27/6.99      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.99         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i]:
% 44.27/6.99          (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/6.99           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)),
% 44.27/6.99      inference('demod', [status(thm)],
% 44.27/6.99                [zip_derived_cl695, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.99                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.99                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.99                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/6.99                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296])).
% 44.27/6.99  thf(zip_derived_cl1356, plain,
% 44.27/6.99      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.99         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/6.99         X14 : $i]:
% 44.27/6.99         (~ (ssPv22_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 44.27/6.99             X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)
% 44.27/6.99          | ~ (ssPv20_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 44.27/6.99               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)
% 44.27/6.99          | ~ (ssPv18_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 44.27/6.99               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)
% 44.27/6.99          | ~ (ssPv14_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 44.27/6.99               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14))),
% 44.27/6.99      inference('demod', [status(thm)],
% 44.27/6.99                [zip_derived_cl1300, zip_derived_cl1354])).
% 44.27/6.99  thf(zip_derived_cl1448, plain,
% 44.27/6.99      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.99         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/6.99         X14 : $i]:
% 44.27/6.99         (~ (ssPv22_7r1r1r1r1r1r1r1 @ X14 @ X13 @ X12 @ X11 @ X10 @ X9 @ X8)
% 44.27/6.99          | ~ (ssPv14_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X14 @ X13 @ X12 @ 
% 44.27/6.99               X11 @ X10 @ X9 @ X8 @ X7 @ X6 @ X5 @ X4 @ X3 @ X2 @ X1 @ X0)
% 44.27/6.99          | ~ (ssPv18_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X14 @ X13 @ X12 @ 
% 44.27/6.99               X11 @ X10 @ X9 @ X8 @ X7 @ X6 @ X5 @ X4 @ X3 @ X2 @ X1 @ X0)
% 44.27/6.99          | ~ (ssPv20_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X14 @ X13 @ X12 @ 
% 44.27/6.99               X11 @ X10 @ X9 @ X8 @ X7 @ X6 @ X5 @ X4 @ X3 @ X2 @ X1 @ X0))),
% 44.27/6.99      inference('sup-', [status(thm)], [zip_derived_cl1447, zip_derived_cl1356])).
% 44.27/6.99  thf(zip_derived_cl1454, plain,
% 44.27/6.99      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.99         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i]:
% 44.27/6.99         (~ (ssPv20_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X13 @ X12 @ X11 @ X10 @ 
% 44.27/6.99             X9 @ X8 @ X7 @ X6 @ X5 @ X4 @ X3 @ X2 @ X1 @ X0 @ skc34)
% 44.27/6.99          | ~ (ssPv18_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X13 @ X12 @ X11 @ 
% 44.27/6.99               X10 @ X9 @ X8 @ X7 @ X6 @ X5 @ X4 @ X3 @ X2 @ X1 @ X0 @ skc34)
% 44.27/6.99          | ~ (ssPv22_7r1r1r1r1r1r1r1 @ X13 @ X12 @ X11 @ X10 @ X9 @ X8 @ X7))),
% 44.27/6.99      inference('sup-', [status(thm)], [zip_derived_cl1373, zip_derived_cl1448])).
% 44.27/6.99  thf(zip_derived_cl1459, plain,
% 44.27/6.99      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.99         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i]:
% 44.27/6.99         (~ (ssPv20_9r1r1r1r1r1r1r1r1r1 @ X13 @ X12 @ X11 @ X10 @ X9 @ X8 @ 
% 44.27/6.99             X7 @ X6 @ X5)
% 44.27/6.99          | ~ (ssPv22_7r1r1r1r1r1r1r1 @ X13 @ X12 @ X11 @ X10 @ X9 @ X8 @ X7)
% 44.27/6.99          | ~ (ssPv18_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X13 @ X12 @ X11 @ 
% 44.27/6.99               X10 @ X9 @ X8 @ X7 @ X6 @ X5 @ X4 @ X3 @ X2 @ X1 @ X0 @ skc34))),
% 44.27/6.99      inference('sup-', [status(thm)], [zip_derived_cl1457, zip_derived_cl1454])).
% 44.27/6.99  thf(zip_derived_cl1475, plain,
% 44.27/6.99      (![X3 : $i, X4 : $i, X5 : $i, X6 : $i, X7 : $i, X8 : $i, X9 : $i, 
% 44.27/6.99         X10 : $i, X11 : $i, X12 : $i, X13 : $i]:
% 44.27/6.99         (~ (ssPv18_11r1r1r1r1r1r1r1r1r1r1r1 @ X13 @ X12 @ X11 @ X10 @ X9 @ 
% 44.27/6.99             X8 @ X7 @ X6 @ X5 @ X4 @ X3)
% 44.27/6.99          | ~ (ssPv22_7r1r1r1r1r1r1r1 @ X13 @ X12 @ X11 @ X10 @ X9 @ X8 @ X7)
% 44.27/6.99          | ~ (ssPv20_9r1r1r1r1r1r1r1r1r1 @ X13 @ X12 @ X11 @ X10 @ X9 @ X8 @ 
% 44.27/6.99               X7 @ X6 @ X5))),
% 44.27/6.99      inference('sup-', [status(thm)], [zip_derived_cl1473, zip_derived_cl1459])).
% 44.27/6.99  thf(clause174, conjecture,
% 44.27/6.99    (~( ( ssPv16_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.99          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ skc38 ) | 
% 44.27/6.99        ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 44.27/6.99        ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 44.27/6.99        ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 44.27/6.99        ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 44.27/6.99        ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 44.27/6.99        ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 44.27/6.99        ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 44.27/6.99        ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 44.27/6.99        ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 44.27/6.99        ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.99             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 44.27/6.99        ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.99             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) ))).
% 44.27/6.99  thf(zf_stmt_59, negated_conjecture,
% 44.27/6.99    (( ssPv16_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.99       U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ skc38 ) | 
% 44.27/6.99     ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 44.27/6.99     ( ~( ssNder1_2r1r1 @ U @ V ) ) | ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 44.27/6.99     ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 44.27/6.99     ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 44.27/6.99     ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 44.27/6.99     ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 44.27/6.99     ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 44.27/6.99     ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 44.27/6.99     ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.99          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 44.27/6.99     ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.99          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) )),
% 44.27/6.99    inference('cnf.neg', [status(esa)], [clause174])).
% 44.27/6.99  thf(zip_derived_cl754, plain,
% 44.27/6.99      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.99         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i]:
% 44.27/6.99         ( (ssPv16_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/6.99            X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ skc38)
% 44.27/6.99          | ~ (ssNder1_0)
% 44.27/6.99          | ~ (ssNder1_1r1 @ X0)
% 44.27/6.99          | ~ (ssNder1_2r1r1 @ X0 @ X1)
% 44.27/6.99          | ~ (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)
% 44.27/6.99          | ~ (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)
% 44.27/6.99          | ~ (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)
% 44.27/6.99          | ~ (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)
% 44.27/6.99          | ~ (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)
% 44.27/6.99          | ~ (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 44.27/6.99               X7)
% 44.27/6.99          | ~ (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 44.27/6.99               X6 @ X7 @ X8)
% 44.27/6.99          | ~ (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 44.27/6.99               X6 @ X7 @ X8 @ X9)
% 44.27/6.99          | ~ (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/6.99               X5 @ X6 @ X7 @ X8 @ X9 @ X10))),
% 44.27/6.99      inference('cnf', [status(esa)], [zf_stmt_59])).
% 44.27/6.99  thf(zip_derived_cl927, plain, ( (ssNder1_0)),
% 44.27/6.99      inference('cnf', [status(esa)], [zf_stmt_1])).
% 44.27/6.99  thf(zip_derived_cl933, plain, (![X0 : $i]:  (ssNder1_1r1 @ X0)),
% 44.27/6.99      inference('demod', [status(thm)], [zip_derived_cl926, zip_derived_cl927])).
% 44.27/6.99  thf(zip_derived_cl934, plain,
% 44.27/6.99      (![X0 : $i, X1 : $i]:  (ssNder1_2r1r1 @ X0 @ X1)),
% 44.27/6.99      inference('demod', [status(thm)],
% 44.27/6.99                [zip_derived_cl925, zip_derived_cl927, zip_derived_cl933])).
% 44.27/6.99  thf(zip_derived_cl939, plain,
% 44.27/6.99      (![X0 : $i, X1 : $i, X2 : $i]:  (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)),
% 44.27/6.99      inference('demod', [status(thm)],
% 44.27/6.99                [zip_derived_cl919, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.99                 zip_derived_cl934])).
% 44.27/6.99  thf(zip_derived_cl958, plain,
% 44.27/6.99      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 44.27/6.99          (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)),
% 44.27/6.99      inference('demod', [status(thm)],
% 44.27/6.99                [zip_derived_cl912, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.99                 zip_derived_cl934, zip_derived_cl939])).
% 44.27/6.99  thf(zip_derived_cl973, plain,
% 44.27/6.99      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 44.27/6.99          (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)),
% 44.27/6.99      inference('demod', [status(thm)],
% 44.27/6.99                [zip_derived_cl901, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.99                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958])).
% 44.27/6.99  thf(zip_derived_cl997, plain,
% 44.27/6.99      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 44.27/6.99          (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)),
% 44.27/6.99      inference('demod', [status(thm)],
% 44.27/6.99                [zip_derived_cl886, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.99                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.99                 zip_derived_cl973])).
% 44.27/6.99  thf(zip_derived_cl1026, plain,
% 44.27/6.99      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i]:
% 44.27/6.99          (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)),
% 44.27/6.99      inference('demod', [status(thm)],
% 44.27/6.99                [zip_derived_cl870, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.99                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.99                 zip_derived_cl973, zip_derived_cl997])).
% 44.27/6.99  thf(zip_derived_cl1059, plain,
% 44.27/6.99      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, X7 : $i]:
% 44.27/6.99          (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7)),
% 44.27/6.99      inference('demod', [status(thm)],
% 44.27/6.99                [zip_derived_cl850, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.99                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.99                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026])).
% 44.27/6.99  thf(zip_derived_cl1093, plain,
% 44.27/6.99      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.99         X7 : $i, X8 : $i]:
% 44.27/6.99          (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 44.27/6.99           X7 @ X8)),
% 44.27/6.99      inference('demod', [status(thm)],
% 44.27/6.99                [zip_derived_cl831, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.99                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.99                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.99                 zip_derived_cl1059])).
% 44.27/6.99  thf(zip_derived_cl1139, plain,
% 44.27/6.99      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.99         X7 : $i, X8 : $i, X9 : $i]:
% 44.27/6.99          (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 44.27/6.99           X7 @ X8 @ X9)),
% 44.27/6.99      inference('demod', [status(thm)],
% 44.27/6.99                [zip_derived_cl807, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.99                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.99                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.99                 zip_derived_cl1059, zip_derived_cl1093])).
% 44.27/6.99  thf(zip_derived_cl1196, plain,
% 44.27/6.99      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.99         X7 : $i, X8 : $i, X9 : $i, X10 : $i]:
% 44.27/6.99          (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 44.27/6.99           X6 @ X7 @ X8 @ X9 @ X10)),
% 44.27/6.99      inference('demod', [status(thm)],
% 44.27/6.99                [zip_derived_cl782, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.99                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.99                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.99                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139])).
% 44.27/6.99  thf(zip_derived_cl1261, plain,
% 44.27/6.99      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.99         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i]:
% 44.27/6.99          (ssPv16_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 44.27/6.99           X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ skc38)),
% 44.27/6.99      inference('demod', [status(thm)],
% 44.27/6.99                [zip_derived_cl754, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.99                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.99                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.99                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/6.99                 zip_derived_cl1196])).
% 44.27/6.99  thf(zip_derived_cl1767, plain,
% 44.27/6.99      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.99         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/6.99         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i]:
% 44.27/6.99          (ssPv8_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 44.27/6.99           X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 44.27/6.99           X15 @ X16 @ X17 @ X18 @ X19 @ skc30)),
% 44.27/6.99      inference('demod', [status(thm)],
% 44.27/6.99                [zip_derived_cl470, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.99                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.99                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.99                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/6.99                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296, 
% 44.27/6.99                 zip_derived_cl1354, zip_derived_cl1416, zip_derived_cl1486, 
% 44.27/6.99                 zip_derived_cl1555, zip_derived_cl1625, zip_derived_cl1687])).
% 44.27/6.99  thf(clause527, conjecture,
% 44.27/6.99    (~( ( ssPv16_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.99          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 44.27/6.99          X10 @ X11 @ X12 @ X13 @ X14 @ X15 ) | 
% 44.27/6.99        ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 44.27/6.99        ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 44.27/6.99        ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 44.27/6.99        ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 44.27/6.99        ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 44.27/6.99        ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 44.27/6.99        ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 44.27/6.99        ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 44.27/6.99        ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 44.27/6.99        ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.99             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 44.27/6.99        ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.99             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 44.27/6.99        ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.99             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 44.27/6.99        ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.99             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 44.27/6.99        ( ~( ssPv16_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.99             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 44.27/6.99        ( ~( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.99             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) | 
% 44.27/6.99        ( ~( ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.99             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) ) | 
% 44.27/6.99        ( ~( ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.99             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 44.27/6.99             X9 @ X10 ) ) | 
% 44.27/6.99        ( ~( ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.99             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 44.27/6.99             X9 @ X10 @ X11 ) ) | 
% 44.27/6.99        ( ~( ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.99             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 44.27/6.99             X9 @ X10 @ X11 @ X12 ) ) | 
% 44.27/6.99        ( ~( ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.99             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 44.27/6.99             X9 @ X10 @ X11 @ X12 @ X13 ) ) | 
% 44.27/6.99        ( ~( ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.99             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 44.27/6.99             X9 @ X10 @ X11 @ X12 @ X13 @ X14 ) ) ))).
% 44.27/6.99  thf(zf_stmt_60, negated_conjecture,
% 44.27/6.99    (( ssPv16_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.99       U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 44.27/6.99       X10 @ X11 @ X12 @ X13 @ X14 @ X15 ) | 
% 44.27/6.99     ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 44.27/6.99     ( ~( ssNder1_2r1r1 @ U @ V ) ) | ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 44.27/6.99     ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 44.27/6.99     ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 44.27/6.99     ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 44.27/6.99     ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 44.27/6.99     ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 44.27/6.99     ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 44.27/6.99     ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.99          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 44.27/6.99     ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.99          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 44.27/6.99     ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.99          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 44.27/6.99     ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.99          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 44.27/6.99     ( ~( ssPv16_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.99          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 44.27/6.99     ( ~( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.99          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) | 
% 44.27/6.99     ( ~( ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.99          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) ) | 
% 44.27/6.99     ( ~( ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.99          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 44.27/6.99          X10 ) ) | 
% 44.27/6.99     ( ~( ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.99          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 44.27/6.99          X10 @ X11 ) ) | 
% 44.27/6.99     ( ~( ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.99          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 44.27/6.99          X10 @ X11 @ X12 ) ) | 
% 44.27/6.99     ( ~( ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.99          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 44.27/6.99          X10 @ X11 @ X12 @ X13 ) ) | 
% 44.27/6.99     ( ~( ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.99          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 44.27/6.99          X10 @ X11 @ X12 @ X13 @ X14 ) )),
% 44.27/6.99    inference('cnf.neg', [status(esa)], [clause527])).
% 44.27/6.99  thf(zip_derived_cl401, plain,
% 44.27/6.99      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.99         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/6.99         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i]:
% 44.27/6.99         ( (ssPv16_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 44.27/6.99            X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 44.27/6.99            X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20)
% 44.27/6.99          | ~ (ssNder1_0)
% 44.27/6.99          | ~ (ssNder1_1r1 @ X0)
% 44.27/6.99          | ~ (ssNder1_2r1r1 @ X0 @ X1)
% 44.27/6.99          | ~ (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)
% 44.27/6.99          | ~ (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)
% 44.27/6.99          | ~ (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)
% 44.27/6.99          | ~ (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)
% 44.27/6.99          | ~ (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)
% 44.27/6.99          | ~ (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 44.27/6.99               X7)
% 44.27/6.99          | ~ (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 44.27/6.99               X6 @ X7 @ X8)
% 44.27/6.99          | ~ (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 44.27/6.99               X6 @ X7 @ X8 @ X9)
% 44.27/6.99          | ~ (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/6.99               X5 @ X6 @ X7 @ X8 @ X9 @ X10)
% 44.27/6.99          | ~ (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/6.99               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11)
% 44.27/6.99          | ~ (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/6.99               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)
% 44.27/6.99          | ~ (ssPv16_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/6.99               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)
% 44.27/6.99          | ~ (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 44.27/6.99               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)
% 44.27/6.99          | ~ (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 44.27/6.99               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)
% 44.27/6.99          | ~ (ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 44.27/6.99               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 44.27/6.99               X14 @ X15)
% 44.27/6.99          | ~ (ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 44.27/6.99               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 44.27/6.99               X14 @ X15 @ X16)
% 44.27/6.99          | ~ (ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 44.27/6.99               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 44.27/6.99               X14 @ X15 @ X16 @ X17)
% 44.27/6.99          | ~ (ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 44.27/6.99               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 44.27/6.99               X14 @ X15 @ X16 @ X17 @ X18)
% 44.27/6.99          | ~ (ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 44.27/6.99               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 44.27/6.99               X14 @ X15 @ X16 @ X17 @ X18 @ X19))),
% 44.27/6.99      inference('cnf', [status(esa)], [zf_stmt_60])).
% 44.27/6.99  thf(zip_derived_cl927, plain, ( (ssNder1_0)),
% 44.27/6.99      inference('cnf', [status(esa)], [zf_stmt_1])).
% 44.27/6.99  thf(zip_derived_cl933, plain, (![X0 : $i]:  (ssNder1_1r1 @ X0)),
% 44.27/6.99      inference('demod', [status(thm)], [zip_derived_cl926, zip_derived_cl927])).
% 44.27/6.99  thf(zip_derived_cl934, plain,
% 44.27/6.99      (![X0 : $i, X1 : $i]:  (ssNder1_2r1r1 @ X0 @ X1)),
% 44.27/6.99      inference('demod', [status(thm)],
% 44.27/6.99                [zip_derived_cl925, zip_derived_cl927, zip_derived_cl933])).
% 44.27/6.99  thf(zip_derived_cl939, plain,
% 44.27/6.99      (![X0 : $i, X1 : $i, X2 : $i]:  (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)),
% 44.27/6.99      inference('demod', [status(thm)],
% 44.27/6.99                [zip_derived_cl919, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.99                 zip_derived_cl934])).
% 44.27/6.99  thf(zip_derived_cl958, plain,
% 44.27/6.99      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 44.27/6.99          (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)),
% 44.27/6.99      inference('demod', [status(thm)],
% 44.27/6.99                [zip_derived_cl912, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.99                 zip_derived_cl934, zip_derived_cl939])).
% 44.27/6.99  thf(zip_derived_cl973, plain,
% 44.27/6.99      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 44.27/6.99          (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)),
% 44.27/6.99      inference('demod', [status(thm)],
% 44.27/6.99                [zip_derived_cl901, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.99                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958])).
% 44.27/6.99  thf(zip_derived_cl997, plain,
% 44.27/6.99      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 44.27/6.99          (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)),
% 44.27/6.99      inference('demod', [status(thm)],
% 44.27/6.99                [zip_derived_cl886, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.99                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.99                 zip_derived_cl973])).
% 44.27/6.99  thf(zip_derived_cl1026, plain,
% 44.27/6.99      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i]:
% 44.27/6.99          (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)),
% 44.27/6.99      inference('demod', [status(thm)],
% 44.27/6.99                [zip_derived_cl870, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.99                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.99                 zip_derived_cl973, zip_derived_cl997])).
% 44.27/6.99  thf(zip_derived_cl1059, plain,
% 44.27/6.99      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, X7 : $i]:
% 44.27/6.99          (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7)),
% 44.27/6.99      inference('demod', [status(thm)],
% 44.27/6.99                [zip_derived_cl850, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.99                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.99                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026])).
% 44.27/6.99  thf(zip_derived_cl1093, plain,
% 44.27/6.99      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.99         X7 : $i, X8 : $i]:
% 44.27/6.99          (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 44.27/6.99           X7 @ X8)),
% 44.27/6.99      inference('demod', [status(thm)],
% 44.27/6.99                [zip_derived_cl831, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.99                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.99                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.99                 zip_derived_cl1059])).
% 44.27/6.99  thf(zip_derived_cl1139, plain,
% 44.27/6.99      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.99         X7 : $i, X8 : $i, X9 : $i]:
% 44.27/6.99          (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 44.27/6.99           X7 @ X8 @ X9)),
% 44.27/6.99      inference('demod', [status(thm)],
% 44.27/6.99                [zip_derived_cl807, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.99                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.99                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.99                 zip_derived_cl1059, zip_derived_cl1093])).
% 44.27/6.99  thf(zip_derived_cl1196, plain,
% 44.27/6.99      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.99         X7 : $i, X8 : $i, X9 : $i, X10 : $i]:
% 44.27/6.99          (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 44.27/6.99           X6 @ X7 @ X8 @ X9 @ X10)),
% 44.27/6.99      inference('demod', [status(thm)],
% 44.27/6.99                [zip_derived_cl782, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.99                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.99                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.99                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139])).
% 44.27/6.99  thf(zip_derived_cl1246, plain,
% 44.27/6.99      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.99         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i]:
% 44.27/6.99          (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 44.27/6.99           X6 @ X7 @ X8 @ X9 @ X10 @ X11)),
% 44.27/6.99      inference('demod', [status(thm)],
% 44.27/6.99                [zip_derived_cl755, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.99                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.99                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.99                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/6.99                 zip_derived_cl1196])).
% 44.27/6.99  thf(zip_derived_cl1296, plain,
% 44.27/6.99      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.99         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i]:
% 44.27/6.99          (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/6.99           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)),
% 44.27/6.99      inference('demod', [status(thm)],
% 44.27/6.99                [zip_derived_cl728, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.99                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.99                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.99                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/6.99                 zip_derived_cl1196, zip_derived_cl1246])).
% 44.27/6.99  thf(zip_derived_cl1354, plain,
% 44.27/6.99      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.99         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i]:
% 44.27/6.99          (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/6.99           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)),
% 44.27/6.99      inference('demod', [status(thm)],
% 44.27/6.99                [zip_derived_cl695, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.99                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.99                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.99                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/6.99                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296])).
% 44.27/6.99  thf(zip_derived_cl1416, plain,
% 44.27/6.99      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.99         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/6.99         X14 : $i]:
% 44.27/6.99          (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/6.99           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)),
% 44.27/6.99      inference('demod', [status(thm)],
% 44.27/6.99                [zip_derived_cl661, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.99                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.99                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.99                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/6.99                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296, 
% 44.27/6.99                 zip_derived_cl1354])).
% 44.27/6.99  thf(zip_derived_cl1486, plain,
% 44.27/6.99      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.99         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/6.99         X14 : $i, X15 : $i]:
% 44.27/6.99          (ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 44.27/6.99           X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15)),
% 44.27/6.99      inference('demod', [status(thm)],
% 44.27/6.99                [zip_derived_cl623, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.99                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.99                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.99                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/6.99                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296, 
% 44.27/6.99                 zip_derived_cl1354, zip_derived_cl1416])).
% 44.27/6.99  thf(zip_derived_cl1555, plain,
% 44.27/6.99      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.99         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/6.99         X14 : $i, X15 : $i, X16 : $i]:
% 44.27/6.99          (ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 44.27/6.99           X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ 
% 44.27/6.99           X16)),
% 44.27/6.99      inference('demod', [status(thm)],
% 44.27/6.99                [zip_derived_cl587, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.99                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.99                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.99                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/6.99                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296, 
% 44.27/6.99                 zip_derived_cl1354, zip_derived_cl1416, zip_derived_cl1486])).
% 44.27/6.99  thf(zip_derived_cl1625, plain,
% 44.27/6.99      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.99         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/6.99         X14 : $i, X15 : $i, X16 : $i, X17 : $i]:
% 44.27/6.99          (ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 44.27/6.99           X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 44.27/6.99           X15 @ X16 @ X17)),
% 44.27/6.99      inference('demod', [status(thm)],
% 44.27/6.99                [zip_derived_cl548, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.99                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.99                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.99                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/6.99                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296, 
% 44.27/6.99                 zip_derived_cl1354, zip_derived_cl1416, zip_derived_cl1486, 
% 44.27/6.99                 zip_derived_cl1555])).
% 44.27/6.99  thf(zip_derived_cl1687, plain,
% 44.27/6.99      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.99         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/6.99         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i]:
% 44.27/6.99          (ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 44.27/6.99           X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 44.27/6.99           X15 @ X16 @ X17 @ X18)),
% 44.27/6.99      inference('demod', [status(thm)],
% 44.27/6.99                [zip_derived_cl509, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.99                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.99                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.99                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/6.99                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296, 
% 44.27/6.99                 zip_derived_cl1354, zip_derived_cl1416, zip_derived_cl1486, 
% 44.27/6.99                 zip_derived_cl1555, zip_derived_cl1625])).
% 44.27/6.99  thf(zip_derived_cl1752, plain,
% 44.27/6.99      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.99         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/6.99         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i]:
% 44.27/6.99          (ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 44.27/6.99           X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 44.27/6.99           X15 @ X16 @ X17 @ X18 @ X19)),
% 44.27/6.99      inference('demod', [status(thm)],
% 44.27/6.99                [zip_derived_cl471, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.99                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.99                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.99                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/6.99                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296, 
% 44.27/6.99                 zip_derived_cl1354, zip_derived_cl1416, zip_derived_cl1486, 
% 44.27/6.99                 zip_derived_cl1555, zip_derived_cl1625, zip_derived_cl1687])).
% 44.27/6.99  thf(zip_derived_cl1880, plain,
% 44.27/6.99      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.99         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/6.99         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i]:
% 44.27/6.99         ( (ssPv16_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 44.27/6.99            X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 44.27/6.99            X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20)
% 44.27/6.99          | ~ (ssPv16_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/6.99               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12))),
% 44.27/6.99      inference('demod', [status(thm)],
% 44.27/6.99                [zip_derived_cl401, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.99                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.99                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.99                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/6.99                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296, 
% 44.27/6.99                 zip_derived_cl1354, zip_derived_cl1416, zip_derived_cl1486, 
% 44.27/6.99                 zip_derived_cl1555, zip_derived_cl1625, zip_derived_cl1687, 
% 44.27/6.99                 zip_derived_cl1752])).
% 44.27/6.99  thf(clause636, conjecture,
% 44.27/6.99    (~( ( ssPv18_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.99          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 44.27/6.99          X10 @ X11 @ X12 @ X13 @ X14 @ X15 ) | 
% 44.27/6.99        ( ssPv17_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.99          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 44.27/6.99          X10 @ X11 @ X12 @ X13 @ X14 @ X15 ) | 
% 44.27/6.99        ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 44.27/6.99        ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 44.27/6.99        ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 44.27/6.99        ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 44.27/6.99        ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 44.27/6.99        ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 44.27/6.99        ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 44.27/6.99        ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 44.27/6.99        ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 44.27/6.99        ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.99             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 44.27/6.99        ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.99             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 44.27/6.99        ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.99             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 44.27/6.99        ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.99             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 44.27/6.99        ( ~( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.99             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) | 
% 44.27/6.99        ( ~( ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.99             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) ) | 
% 44.27/6.99        ( ~( ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.99             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 44.27/6.99             X9 @ X10 ) ) | 
% 44.27/6.99        ( ~( ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.99             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 44.27/6.99             X9 @ X10 @ X11 ) ) | 
% 44.27/6.99        ( ~( ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.99             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 44.27/6.99             X9 @ X10 @ X11 @ X12 ) ) | 
% 44.27/6.99        ( ~( ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.99             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 44.27/6.99             X9 @ X10 @ X11 @ X12 @ X13 ) ) | 
% 44.27/6.99        ( ~( ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.99             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 44.27/6.99             X9 @ X10 @ X11 @ X12 @ X13 @ X14 ) ) | 
% 44.27/6.99        ( ~( ssPv16_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.99             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 44.27/6.99             X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 ) ) | 
% 44.27/6.99        ( ~( ssPv8_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.99             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 44.27/6.99             X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 ) ) ))).
% 44.27/6.99  thf(zf_stmt_61, negated_conjecture,
% 44.27/6.99    (( ssPv18_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.99       U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 44.27/6.99       X10 @ X11 @ X12 @ X13 @ X14 @ X15 ) | 
% 44.27/6.99     ( ssPv17_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.99       U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 44.27/6.99       X10 @ X11 @ X12 @ X13 @ X14 @ X15 ) | 
% 44.27/6.99     ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 44.27/6.99     ( ~( ssNder1_2r1r1 @ U @ V ) ) | ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 44.27/6.99     ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 44.27/6.99     ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 44.27/6.99     ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 44.27/6.99     ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 44.27/6.99     ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 44.27/6.99     ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 44.27/6.99     ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.99          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 44.27/6.99     ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.99          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 44.27/6.99     ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.99          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 44.27/6.99     ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.99          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 44.27/6.99     ( ~( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.99          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) | 
% 44.27/6.99     ( ~( ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.99          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) ) | 
% 44.27/6.99     ( ~( ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.99          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 44.27/6.99          X10 ) ) | 
% 44.27/6.99     ( ~( ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.99          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 44.27/6.99          X10 @ X11 ) ) | 
% 44.27/6.99     ( ~( ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.99          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 44.27/6.99          X10 @ X11 @ X12 ) ) | 
% 44.27/6.99     ( ~( ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.99          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 44.27/6.99          X10 @ X11 @ X12 @ X13 ) ) | 
% 44.27/6.99     ( ~( ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.99          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 44.27/6.99          X10 @ X11 @ X12 @ X13 @ X14 ) ) | 
% 44.27/6.99     ( ~( ssPv16_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.99          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 44.27/6.99          X10 @ X11 @ X12 @ X13 @ X14 @ X15 ) ) | 
% 44.27/6.99     ( ~( ssPv8_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.99          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 44.27/6.99          X10 @ X11 @ X12 @ X13 @ X14 @ X15 ) )),
% 44.27/6.99    inference('cnf.neg', [status(esa)], [clause636])).
% 44.27/6.99  thf(zip_derived_cl292, plain,
% 44.27/6.99      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.99         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/6.99         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i]:
% 44.27/6.99         ( (ssPv18_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 44.27/6.99            X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 44.27/6.99            X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20)
% 44.27/6.99          |  (ssPv17_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 44.27/6.99              X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 44.27/6.99              X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20)
% 44.27/6.99          | ~ (ssNder1_0)
% 44.27/6.99          | ~ (ssNder1_1r1 @ X0)
% 44.27/6.99          | ~ (ssNder1_2r1r1 @ X0 @ X1)
% 44.27/6.99          | ~ (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)
% 44.27/6.99          | ~ (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)
% 44.27/6.99          | ~ (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)
% 44.27/6.99          | ~ (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)
% 44.27/6.99          | ~ (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)
% 44.27/6.99          | ~ (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 44.27/6.99               X7)
% 44.27/6.99          | ~ (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 44.27/6.99               X6 @ X7 @ X8)
% 44.27/6.99          | ~ (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 44.27/6.99               X6 @ X7 @ X8 @ X9)
% 44.27/6.99          | ~ (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/6.99               X5 @ X6 @ X7 @ X8 @ X9 @ X10)
% 44.27/6.99          | ~ (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/6.99               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11)
% 44.27/6.99          | ~ (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/6.99               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)
% 44.27/6.99          | ~ (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 44.27/6.99               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)
% 44.27/6.99          | ~ (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 44.27/6.99               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)
% 44.27/6.99          | ~ (ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 44.27/6.99               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 44.27/6.99               X14 @ X15)
% 44.27/6.99          | ~ (ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 44.27/6.99               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 44.27/6.99               X14 @ X15 @ X16)
% 44.27/6.99          | ~ (ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 44.27/6.99               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 44.27/6.99               X14 @ X15 @ X16 @ X17)
% 44.27/6.99          | ~ (ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 44.27/6.99               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 44.27/6.99               X14 @ X15 @ X16 @ X17 @ X18)
% 44.27/6.99          | ~ (ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 44.27/6.99               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 44.27/6.99               X14 @ X15 @ X16 @ X17 @ X18 @ X19)
% 44.27/6.99          | ~ (ssPv16_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 44.27/6.99               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 44.27/6.99               X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20)
% 44.27/6.99          | ~ (ssPv8_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 44.27/6.99               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 44.27/6.99               X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20))),
% 44.27/6.99      inference('cnf', [status(esa)], [zf_stmt_61])).
% 44.27/6.99  thf(zip_derived_cl927, plain, ( (ssNder1_0)),
% 44.27/6.99      inference('cnf', [status(esa)], [zf_stmt_1])).
% 44.27/6.99  thf(zip_derived_cl933, plain, (![X0 : $i]:  (ssNder1_1r1 @ X0)),
% 44.27/6.99      inference('demod', [status(thm)], [zip_derived_cl926, zip_derived_cl927])).
% 44.27/6.99  thf(zip_derived_cl934, plain,
% 44.27/6.99      (![X0 : $i, X1 : $i]:  (ssNder1_2r1r1 @ X0 @ X1)),
% 44.27/6.99      inference('demod', [status(thm)],
% 44.27/6.99                [zip_derived_cl925, zip_derived_cl927, zip_derived_cl933])).
% 44.27/6.99  thf(zip_derived_cl939, plain,
% 44.27/6.99      (![X0 : $i, X1 : $i, X2 : $i]:  (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)),
% 44.27/6.99      inference('demod', [status(thm)],
% 44.27/6.99                [zip_derived_cl919, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.99                 zip_derived_cl934])).
% 44.27/6.99  thf(zip_derived_cl958, plain,
% 44.27/6.99      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 44.27/6.99          (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)),
% 44.27/6.99      inference('demod', [status(thm)],
% 44.27/6.99                [zip_derived_cl912, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.99                 zip_derived_cl934, zip_derived_cl939])).
% 44.27/6.99  thf(zip_derived_cl973, plain,
% 44.27/6.99      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 44.27/6.99          (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)),
% 44.27/6.99      inference('demod', [status(thm)],
% 44.27/6.99                [zip_derived_cl901, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.99                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958])).
% 44.27/6.99  thf(zip_derived_cl997, plain,
% 44.27/6.99      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 44.27/6.99          (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)),
% 44.27/6.99      inference('demod', [status(thm)],
% 44.27/6.99                [zip_derived_cl886, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.99                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.99                 zip_derived_cl973])).
% 44.27/6.99  thf(zip_derived_cl1026, plain,
% 44.27/6.99      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i]:
% 44.27/6.99          (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)),
% 44.27/6.99      inference('demod', [status(thm)],
% 44.27/6.99                [zip_derived_cl870, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.99                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.99                 zip_derived_cl973, zip_derived_cl997])).
% 44.27/6.99  thf(zip_derived_cl1059, plain,
% 44.27/6.99      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, X7 : $i]:
% 44.27/6.99          (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7)),
% 44.27/6.99      inference('demod', [status(thm)],
% 44.27/6.99                [zip_derived_cl850, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.99                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.99                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026])).
% 44.27/6.99  thf(zip_derived_cl1093, plain,
% 44.27/6.99      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.99         X7 : $i, X8 : $i]:
% 44.27/6.99          (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 44.27/6.99           X7 @ X8)),
% 44.27/6.99      inference('demod', [status(thm)],
% 44.27/6.99                [zip_derived_cl831, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.99                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.99                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.99                 zip_derived_cl1059])).
% 44.27/6.99  thf(zip_derived_cl1139, plain,
% 44.27/6.99      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.99         X7 : $i, X8 : $i, X9 : $i]:
% 44.27/6.99          (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 44.27/6.99           X7 @ X8 @ X9)),
% 44.27/6.99      inference('demod', [status(thm)],
% 44.27/6.99                [zip_derived_cl807, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.99                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.99                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.99                 zip_derived_cl1059, zip_derived_cl1093])).
% 44.27/6.99  thf(zip_derived_cl1196, plain,
% 44.27/6.99      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.99         X7 : $i, X8 : $i, X9 : $i, X10 : $i]:
% 44.27/6.99          (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 44.27/6.99           X6 @ X7 @ X8 @ X9 @ X10)),
% 44.27/6.99      inference('demod', [status(thm)],
% 44.27/6.99                [zip_derived_cl782, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.99                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.99                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.99                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139])).
% 44.27/6.99  thf(zip_derived_cl1246, plain,
% 44.27/6.99      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.99         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i]:
% 44.27/6.99          (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 44.27/6.99           X6 @ X7 @ X8 @ X9 @ X10 @ X11)),
% 44.27/6.99      inference('demod', [status(thm)],
% 44.27/6.99                [zip_derived_cl755, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.99                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.99                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.99                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/6.99                 zip_derived_cl1196])).
% 44.27/6.99  thf(zip_derived_cl1296, plain,
% 44.27/6.99      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.99         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i]:
% 44.27/6.99          (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/6.99           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)),
% 44.27/6.99      inference('demod', [status(thm)],
% 44.27/6.99                [zip_derived_cl728, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.99                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.99                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.99                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/6.99                 zip_derived_cl1196, zip_derived_cl1246])).
% 44.27/6.99  thf(zip_derived_cl1354, plain,
% 44.27/6.99      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.99         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i]:
% 44.27/6.99          (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/6.99           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)),
% 44.27/6.99      inference('demod', [status(thm)],
% 44.27/6.99                [zip_derived_cl695, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.99                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.99                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.99                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/6.99                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296])).
% 44.27/6.99  thf(zip_derived_cl1416, plain,
% 44.27/6.99      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.99         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/6.99         X14 : $i]:
% 44.27/6.99          (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/6.99           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)),
% 44.27/6.99      inference('demod', [status(thm)],
% 44.27/6.99                [zip_derived_cl661, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.99                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.99                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.99                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/6.99                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296, 
% 44.27/6.99                 zip_derived_cl1354])).
% 44.27/6.99  thf(zip_derived_cl1486, plain,
% 44.27/6.99      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.99         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/6.99         X14 : $i, X15 : $i]:
% 44.27/6.99          (ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 44.27/6.99           X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15)),
% 44.27/6.99      inference('demod', [status(thm)],
% 44.27/6.99                [zip_derived_cl623, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.99                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.99                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.99                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/6.99                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296, 
% 44.27/6.99                 zip_derived_cl1354, zip_derived_cl1416])).
% 44.27/6.99  thf(zip_derived_cl1555, plain,
% 44.27/6.99      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.99         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/6.99         X14 : $i, X15 : $i, X16 : $i]:
% 44.27/6.99          (ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 44.27/6.99           X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ 
% 44.27/6.99           X16)),
% 44.27/6.99      inference('demod', [status(thm)],
% 44.27/6.99                [zip_derived_cl587, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.99                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.99                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.99                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/6.99                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296, 
% 44.27/6.99                 zip_derived_cl1354, zip_derived_cl1416, zip_derived_cl1486])).
% 44.27/6.99  thf(zip_derived_cl1625, plain,
% 44.27/6.99      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.99         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/6.99         X14 : $i, X15 : $i, X16 : $i, X17 : $i]:
% 44.27/6.99          (ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 44.27/6.99           X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 44.27/6.99           X15 @ X16 @ X17)),
% 44.27/6.99      inference('demod', [status(thm)],
% 44.27/6.99                [zip_derived_cl548, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.99                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.99                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.99                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/6.99                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296, 
% 44.27/6.99                 zip_derived_cl1354, zip_derived_cl1416, zip_derived_cl1486, 
% 44.27/6.99                 zip_derived_cl1555])).
% 44.27/6.99  thf(zip_derived_cl1687, plain,
% 44.27/6.99      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.99         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/6.99         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i]:
% 44.27/6.99          (ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 44.27/6.99           X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 44.27/6.99           X15 @ X16 @ X17 @ X18)),
% 44.27/6.99      inference('demod', [status(thm)],
% 44.27/6.99                [zip_derived_cl509, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.99                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.99                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.99                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/6.99                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296, 
% 44.27/6.99                 zip_derived_cl1354, zip_derived_cl1416, zip_derived_cl1486, 
% 44.27/6.99                 zip_derived_cl1555, zip_derived_cl1625])).
% 44.27/6.99  thf(zip_derived_cl1752, plain,
% 44.27/6.99      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.99         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/6.99         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i]:
% 44.27/6.99          (ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 44.27/6.99           X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 44.27/6.99           X15 @ X16 @ X17 @ X18 @ X19)),
% 44.27/6.99      inference('demod', [status(thm)],
% 44.27/6.99                [zip_derived_cl471, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.99                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.99                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.99                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/6.99                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296, 
% 44.27/6.99                 zip_derived_cl1354, zip_derived_cl1416, zip_derived_cl1486, 
% 44.27/6.99                 zip_derived_cl1555, zip_derived_cl1625, zip_derived_cl1687])).
% 44.27/6.99  thf(zip_derived_cl2092, plain,
% 44.27/6.99      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.99         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/6.99         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i]:
% 44.27/6.99         ( (ssPv18_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 44.27/6.99            X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 44.27/6.99            X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20)
% 44.27/6.99          |  (ssPv17_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 44.27/6.99              X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 44.27/6.99              X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20)
% 44.27/6.99          | ~ (ssPv16_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 44.27/6.99               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 44.27/6.99               X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20)
% 44.27/6.99          | ~ (ssPv8_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 44.27/6.99               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 44.27/6.99               X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20))),
% 44.27/6.99      inference('demod', [status(thm)],
% 44.27/6.99                [zip_derived_cl292, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.99                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.99                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.99                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/6.99                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296, 
% 44.27/6.99                 zip_derived_cl1354, zip_derived_cl1416, zip_derived_cl1486, 
% 44.27/6.99                 zip_derived_cl1555, zip_derived_cl1625, zip_derived_cl1687, 
% 44.27/6.99                 zip_derived_cl1752])).
% 44.27/6.99  thf(zip_derived_cl2093, plain,
% 44.27/6.99      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.99         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/6.99         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i]:
% 44.27/6.99         (~ (ssPv16_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X20 @ X19 @ X18 @ X17 @ 
% 44.27/6.99             X16 @ X15 @ X14 @ X13 @ X12 @ X11 @ X10 @ X9 @ X8)
% 44.27/6.99          | ~ (ssPv8_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X20 @ 
% 44.27/6.99               X19 @ X18 @ X17 @ X16 @ X15 @ X14 @ X13 @ X12 @ X11 @ X10 @ 
% 44.27/6.99               X9 @ X8 @ X7 @ X6 @ X5 @ X4 @ X3 @ X2 @ X1 @ X0)
% 44.27/6.99          |  (ssPv17_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X20 @ 
% 44.27/6.99              X19 @ X18 @ X17 @ X16 @ X15 @ X14 @ X13 @ X12 @ X11 @ X10 @ X9 @ 
% 44.27/6.99              X8 @ X7 @ X6 @ X5 @ X4 @ X3 @ X2 @ X1 @ X0)
% 44.27/6.99          |  (ssPv18_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X20 @ 
% 44.27/6.99              X19 @ X18 @ X17 @ X16 @ X15 @ X14 @ X13 @ X12 @ X11 @ X10 @ X9 @ 
% 44.27/6.99              X8 @ X7 @ X6 @ X5 @ X4 @ X3 @ X2 @ X1 @ X0))),
% 44.27/6.99      inference('sup-', [status(thm)], [zip_derived_cl1880, zip_derived_cl2092])).
% 44.27/6.99  thf(clause525, conjecture,
% 44.27/6.99    (~( ( ssPv17_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.99          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) | 
% 44.27/6.99        ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 44.27/6.99        ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 44.27/6.99        ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 44.27/6.99        ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 44.27/6.99        ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 44.27/6.99        ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 44.27/6.99        ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 44.27/6.99        ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 44.27/6.99        ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 44.27/6.99        ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.99             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 44.27/6.99        ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.99             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 44.27/6.99        ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.99             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 44.27/6.99        ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.99             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 44.27/6.99        ( ~( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.99             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) | 
% 44.27/6.99        ( ~( ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.99             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) ) | 
% 44.27/6.99        ( ~( ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.99             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 44.27/6.99             X9 @ X10 ) ) | 
% 44.27/6.99        ( ~( ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.99             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 44.27/6.99             X9 @ X10 @ X11 ) ) | 
% 44.27/6.99        ( ~( ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.99             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 44.27/6.99             X9 @ X10 @ X11 @ X12 ) ) | 
% 44.27/6.99        ( ~( ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.99             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 44.27/6.99             X9 @ X10 @ X11 @ X12 @ X13 ) ) | 
% 44.27/6.99        ( ~( ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.99             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 44.27/6.99             X9 @ X10 @ X11 @ X12 @ X13 @ X14 ) ) | 
% 44.27/6.99        ( ~( ssPv17_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.99             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 44.27/6.99             X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 ) ) ))).
% 44.27/6.99  thf(zf_stmt_62, negated_conjecture,
% 44.27/6.99    (( ssPv17_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.99       U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) | 
% 44.27/6.99     ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 44.27/6.99     ( ~( ssNder1_2r1r1 @ U @ V ) ) | ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 44.27/6.99     ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 44.27/6.99     ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 44.27/6.99     ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 44.27/6.99     ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 44.27/6.99     ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 44.27/6.99     ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 44.27/6.99     ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.99          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 44.27/6.99     ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.99          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 44.27/6.99     ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.99          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 44.27/6.99     ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.99          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 44.27/6.99     ( ~( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.99          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) | 
% 44.27/6.99     ( ~( ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.99          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) ) | 
% 44.27/6.99     ( ~( ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.99          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 44.27/6.99          X10 ) ) | 
% 44.27/6.99     ( ~( ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.99          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 44.27/6.99          X10 @ X11 ) ) | 
% 44.27/6.99     ( ~( ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.99          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 44.27/6.99          X10 @ X11 @ X12 ) ) | 
% 44.27/6.99     ( ~( ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.99          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 44.27/6.99          X10 @ X11 @ X12 @ X13 ) ) | 
% 44.27/6.99     ( ~( ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.99          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 44.27/6.99          X10 @ X11 @ X12 @ X13 @ X14 ) ) | 
% 44.27/6.99     ( ~( ssPv17_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.99          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 44.27/6.99          X10 @ X11 @ X12 @ X13 @ X14 @ X15 ) )),
% 44.27/6.99    inference('cnf.neg', [status(esa)], [clause525])).
% 44.27/6.99  thf(zip_derived_cl403, plain,
% 44.27/6.99      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.99         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/6.99         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i]:
% 44.27/6.99         ( (ssPv17_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 44.27/6.99            X6 @ X7 @ X8 @ X9 @ X10 @ X11)
% 44.27/6.99          | ~ (ssNder1_0)
% 44.27/6.99          | ~ (ssNder1_1r1 @ X0)
% 44.27/6.99          | ~ (ssNder1_2r1r1 @ X0 @ X1)
% 44.27/6.99          | ~ (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)
% 44.27/6.99          | ~ (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)
% 44.27/6.99          | ~ (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)
% 44.27/6.99          | ~ (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)
% 44.27/6.99          | ~ (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)
% 44.27/6.99          | ~ (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 44.27/6.99               X7)
% 44.27/6.99          | ~ (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 44.27/6.99               X6 @ X7 @ X8)
% 44.27/6.99          | ~ (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 44.27/6.99               X6 @ X7 @ X8 @ X9)
% 44.27/6.99          | ~ (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/6.99               X5 @ X6 @ X7 @ X8 @ X9 @ X10)
% 44.27/6.99          | ~ (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/6.99               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11)
% 44.27/6.99          | ~ (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/6.99               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)
% 44.27/6.99          | ~ (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 44.27/6.99               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)
% 44.27/6.99          | ~ (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 44.27/6.99               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)
% 44.27/6.99          | ~ (ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 44.27/6.99               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 44.27/6.99               X14 @ X15)
% 44.27/6.99          | ~ (ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 44.27/6.99               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 44.27/6.99               X14 @ X15 @ X16)
% 44.27/6.99          | ~ (ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 44.27/6.99               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 44.27/6.99               X14 @ X15 @ X16 @ X17)
% 44.27/6.99          | ~ (ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 44.27/6.99               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 44.27/6.99               X14 @ X15 @ X16 @ X17 @ X18)
% 44.27/6.99          | ~ (ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 44.27/6.99               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 44.27/6.99               X14 @ X15 @ X16 @ X17 @ X18 @ X19)
% 44.27/6.99          | ~ (ssPv17_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 44.27/6.99               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 44.27/6.99               X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20))),
% 44.27/6.99      inference('cnf', [status(esa)], [zf_stmt_62])).
% 44.27/6.99  thf(zip_derived_cl927, plain, ( (ssNder1_0)),
% 44.27/6.99      inference('cnf', [status(esa)], [zf_stmt_1])).
% 44.27/6.99  thf(zip_derived_cl933, plain, (![X0 : $i]:  (ssNder1_1r1 @ X0)),
% 44.27/6.99      inference('demod', [status(thm)], [zip_derived_cl926, zip_derived_cl927])).
% 44.27/6.99  thf(zip_derived_cl934, plain,
% 44.27/6.99      (![X0 : $i, X1 : $i]:  (ssNder1_2r1r1 @ X0 @ X1)),
% 44.27/6.99      inference('demod', [status(thm)],
% 44.27/6.99                [zip_derived_cl925, zip_derived_cl927, zip_derived_cl933])).
% 44.27/6.99  thf(zip_derived_cl939, plain,
% 44.27/6.99      (![X0 : $i, X1 : $i, X2 : $i]:  (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)),
% 44.27/6.99      inference('demod', [status(thm)],
% 44.27/6.99                [zip_derived_cl919, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.99                 zip_derived_cl934])).
% 44.27/6.99  thf(zip_derived_cl958, plain,
% 44.27/6.99      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 44.27/6.99          (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)),
% 44.27/6.99      inference('demod', [status(thm)],
% 44.27/6.99                [zip_derived_cl912, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.99                 zip_derived_cl934, zip_derived_cl939])).
% 44.27/6.99  thf(zip_derived_cl973, plain,
% 44.27/6.99      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 44.27/6.99          (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)),
% 44.27/6.99      inference('demod', [status(thm)],
% 44.27/6.99                [zip_derived_cl901, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.99                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958])).
% 44.27/6.99  thf(zip_derived_cl997, plain,
% 44.27/6.99      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 44.27/6.99          (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)),
% 44.27/6.99      inference('demod', [status(thm)],
% 44.27/6.99                [zip_derived_cl886, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.99                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.99                 zip_derived_cl973])).
% 44.27/6.99  thf(zip_derived_cl1026, plain,
% 44.27/6.99      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i]:
% 44.27/6.99          (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)),
% 44.27/6.99      inference('demod', [status(thm)],
% 44.27/6.99                [zip_derived_cl870, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.99                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.99                 zip_derived_cl973, zip_derived_cl997])).
% 44.27/6.99  thf(zip_derived_cl1059, plain,
% 44.27/6.99      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, X7 : $i]:
% 44.27/6.99          (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7)),
% 44.27/6.99      inference('demod', [status(thm)],
% 44.27/6.99                [zip_derived_cl850, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.99                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.99                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026])).
% 44.27/6.99  thf(zip_derived_cl1093, plain,
% 44.27/6.99      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.99         X7 : $i, X8 : $i]:
% 44.27/6.99          (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 44.27/6.99           X7 @ X8)),
% 44.27/6.99      inference('demod', [status(thm)],
% 44.27/6.99                [zip_derived_cl831, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.99                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.99                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.99                 zip_derived_cl1059])).
% 44.27/6.99  thf(zip_derived_cl1139, plain,
% 44.27/6.99      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.99         X7 : $i, X8 : $i, X9 : $i]:
% 44.27/6.99          (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 44.27/6.99           X7 @ X8 @ X9)),
% 44.27/6.99      inference('demod', [status(thm)],
% 44.27/6.99                [zip_derived_cl807, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.99                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.99                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.99                 zip_derived_cl1059, zip_derived_cl1093])).
% 44.27/6.99  thf(zip_derived_cl1196, plain,
% 44.27/6.99      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.99         X7 : $i, X8 : $i, X9 : $i, X10 : $i]:
% 44.27/6.99          (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 44.27/6.99           X6 @ X7 @ X8 @ X9 @ X10)),
% 44.27/6.99      inference('demod', [status(thm)],
% 44.27/6.99                [zip_derived_cl782, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.99                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.99                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.99                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139])).
% 44.27/6.99  thf(zip_derived_cl1246, plain,
% 44.27/6.99      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.99         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i]:
% 44.27/6.99          (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 44.27/6.99           X6 @ X7 @ X8 @ X9 @ X10 @ X11)),
% 44.27/6.99      inference('demod', [status(thm)],
% 44.27/6.99                [zip_derived_cl755, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.99                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.99                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.99                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/6.99                 zip_derived_cl1196])).
% 44.27/6.99  thf(zip_derived_cl1296, plain,
% 44.27/6.99      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.99         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i]:
% 44.27/6.99          (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/6.99           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)),
% 44.27/6.99      inference('demod', [status(thm)],
% 44.27/6.99                [zip_derived_cl728, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.99                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.99                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.99                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/6.99                 zip_derived_cl1196, zip_derived_cl1246])).
% 44.27/6.99  thf(zip_derived_cl1354, plain,
% 44.27/6.99      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.99         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i]:
% 44.27/6.99          (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/6.99           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)),
% 44.27/6.99      inference('demod', [status(thm)],
% 44.27/6.99                [zip_derived_cl695, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.99                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.99                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.99                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/6.99                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296])).
% 44.27/6.99  thf(zip_derived_cl1416, plain,
% 44.27/6.99      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.99         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/6.99         X14 : $i]:
% 44.27/6.99          (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/6.99           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)),
% 44.27/6.99      inference('demod', [status(thm)],
% 44.27/6.99                [zip_derived_cl661, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.99                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.99                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.99                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/6.99                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296, 
% 44.27/6.99                 zip_derived_cl1354])).
% 44.27/6.99  thf(zip_derived_cl1486, plain,
% 44.27/6.99      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.99         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/6.99         X14 : $i, X15 : $i]:
% 44.27/6.99          (ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 44.27/6.99           X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15)),
% 44.27/6.99      inference('demod', [status(thm)],
% 44.27/6.99                [zip_derived_cl623, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.99                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.99                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.99                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/6.99                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296, 
% 44.27/6.99                 zip_derived_cl1354, zip_derived_cl1416])).
% 44.27/6.99  thf(zip_derived_cl1555, plain,
% 44.27/6.99      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.99         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/6.99         X14 : $i, X15 : $i, X16 : $i]:
% 44.27/6.99          (ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 44.27/6.99           X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ 
% 44.27/6.99           X16)),
% 44.27/6.99      inference('demod', [status(thm)],
% 44.27/6.99                [zip_derived_cl587, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.99                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.99                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.99                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/6.99                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296, 
% 44.27/6.99                 zip_derived_cl1354, zip_derived_cl1416, zip_derived_cl1486])).
% 44.27/6.99  thf(zip_derived_cl1625, plain,
% 44.27/6.99      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.99         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/6.99         X14 : $i, X15 : $i, X16 : $i, X17 : $i]:
% 44.27/6.99          (ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 44.27/6.99           X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 44.27/6.99           X15 @ X16 @ X17)),
% 44.27/6.99      inference('demod', [status(thm)],
% 44.27/6.99                [zip_derived_cl548, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.99                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.99                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.99                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/6.99                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296, 
% 44.27/6.99                 zip_derived_cl1354, zip_derived_cl1416, zip_derived_cl1486, 
% 44.27/6.99                 zip_derived_cl1555])).
% 44.27/6.99  thf(zip_derived_cl1687, plain,
% 44.27/6.99      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.99         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/6.99         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i]:
% 44.27/6.99          (ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 44.27/6.99           X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 44.27/6.99           X15 @ X16 @ X17 @ X18)),
% 44.27/6.99      inference('demod', [status(thm)],
% 44.27/6.99                [zip_derived_cl509, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.99                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.99                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.99                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/6.99                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296, 
% 44.27/6.99                 zip_derived_cl1354, zip_derived_cl1416, zip_derived_cl1486, 
% 44.27/6.99                 zip_derived_cl1555, zip_derived_cl1625])).
% 44.27/6.99  thf(zip_derived_cl1752, plain,
% 44.27/6.99      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.99         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/6.99         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i]:
% 44.27/6.99          (ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 44.27/6.99           X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 44.27/6.99           X15 @ X16 @ X17 @ X18 @ X19)),
% 44.27/6.99      inference('demod', [status(thm)],
% 44.27/6.99                [zip_derived_cl471, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.99                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.99                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.99                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/6.99                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296, 
% 44.27/6.99                 zip_derived_cl1354, zip_derived_cl1416, zip_derived_cl1486, 
% 44.27/6.99                 zip_derived_cl1555, zip_derived_cl1625, zip_derived_cl1687])).
% 44.27/6.99  thf(zip_derived_cl1835, plain,
% 44.27/6.99      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.99         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/6.99         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i]:
% 44.27/6.99         ( (ssPv17_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 44.27/6.99            X6 @ X7 @ X8 @ X9 @ X10 @ X11)
% 44.27/6.99          | ~ (ssPv17_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 44.27/6.99               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 44.27/6.99               X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20))),
% 44.27/6.99      inference('demod', [status(thm)],
% 44.27/6.99                [zip_derived_cl403, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.99                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.99                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.99                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/6.99                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296, 
% 44.27/6.99                 zip_derived_cl1354, zip_derived_cl1416, zip_derived_cl1486, 
% 44.27/6.99                 zip_derived_cl1555, zip_derived_cl1625, zip_derived_cl1687, 
% 44.27/6.99                 zip_derived_cl1752])).
% 44.27/6.99  thf(zip_derived_cl2094, plain,
% 44.27/6.99      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.99         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/6.99         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i]:
% 44.27/6.99         ( (ssPv18_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X20 @ X19 @ 
% 44.27/6.99            X18 @ X17 @ X16 @ X15 @ X14 @ X13 @ X12 @ X11 @ X10 @ X9 @ X8 @ 
% 44.27/6.99            X7 @ X6 @ X5 @ X4 @ X3 @ X2 @ X1 @ X0)
% 44.27/6.99          | ~ (ssPv8_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X20 @ 
% 44.27/6.99               X19 @ X18 @ X17 @ X16 @ X15 @ X14 @ X13 @ X12 @ X11 @ X10 @ 
% 44.27/6.99               X9 @ X8 @ X7 @ X6 @ X5 @ X4 @ X3 @ X2 @ X1 @ X0)
% 44.27/6.99          | ~ (ssPv16_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X20 @ X19 @ X18 @ X17 @ 
% 44.27/6.99               X16 @ X15 @ X14 @ X13 @ X12 @ X11 @ X10 @ X9 @ X8)
% 44.27/6.99          |  (ssPv17_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X20 @ X19 @ X18 @ X17 @ 
% 44.27/6.99              X16 @ X15 @ X14 @ X13 @ X12 @ X11 @ X10 @ X9))),
% 44.27/6.99      inference('sup-', [status(thm)], [zip_derived_cl2093, zip_derived_cl1835])).
% 44.27/6.99  thf(clause524, conjecture,
% 44.27/6.99    (~( ( ssPv18_11r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.99          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) | 
% 44.27/6.99        ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 44.27/6.99        ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 44.27/6.99        ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 44.27/6.99        ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 44.27/6.99        ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 44.27/6.99        ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 44.27/6.99        ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 44.27/6.99        ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 44.27/6.99        ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 44.27/6.99        ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.99             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 44.27/6.99        ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.99             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 44.27/6.99        ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.99             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 44.27/6.99        ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.99             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 44.27/6.99        ( ~( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.99             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) | 
% 44.27/6.99        ( ~( ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.99             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) ) | 
% 44.27/6.99        ( ~( ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.99             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 44.27/6.99             X9 @ X10 ) ) | 
% 44.27/6.99        ( ~( ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.99             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 44.27/6.99             X9 @ X10 @ X11 ) ) | 
% 44.27/6.99        ( ~( ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.99             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 44.27/6.99             X9 @ X10 @ X11 @ X12 ) ) | 
% 44.27/6.99        ( ~( ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.99             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 44.27/6.99             X9 @ X10 @ X11 @ X12 @ X13 ) ) | 
% 44.27/6.99        ( ~( ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.99             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 44.27/6.99             X9 @ X10 @ X11 @ X12 @ X13 @ X14 ) ) | 
% 44.27/6.99        ( ~( ssPv18_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.99             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 44.27/6.99             X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 ) ) ))).
% 44.27/6.99  thf(zf_stmt_63, negated_conjecture,
% 44.27/6.99    (( ssPv18_11r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.99       U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) | 
% 44.27/6.99     ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 44.27/6.99     ( ~( ssNder1_2r1r1 @ U @ V ) ) | ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 44.27/6.99     ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 44.27/6.99     ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 44.27/6.99     ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 44.27/6.99     ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 44.27/6.99     ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 44.27/6.99     ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 44.27/6.99     ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.99          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 44.27/6.99     ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.99          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 44.27/6.99     ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.99          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 44.27/6.99     ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.99          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 44.27/6.99     ( ~( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.99          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) | 
% 44.27/6.99     ( ~( ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.99          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) ) | 
% 44.27/6.99     ( ~( ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.99          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 44.27/6.99          X10 ) ) | 
% 44.27/6.99     ( ~( ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.99          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 44.27/6.99          X10 @ X11 ) ) | 
% 44.27/6.99     ( ~( ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.99          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 44.27/6.99          X10 @ X11 @ X12 ) ) | 
% 44.27/6.99     ( ~( ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.99          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 44.27/6.99          X10 @ X11 @ X12 @ X13 ) ) | 
% 44.27/6.99     ( ~( ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.99          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 44.27/6.99          X10 @ X11 @ X12 @ X13 @ X14 ) ) | 
% 44.27/6.99     ( ~( ssPv18_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.99          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 44.27/6.99          X10 @ X11 @ X12 @ X13 @ X14 @ X15 ) )),
% 44.27/6.99    inference('cnf.neg', [status(esa)], [clause524])).
% 44.27/6.99  thf(zip_derived_cl404, plain,
% 44.27/6.99      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.99         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/6.99         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i]:
% 44.27/6.99         ( (ssPv18_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 44.27/6.99            X6 @ X7 @ X8 @ X9 @ X10)
% 44.27/6.99          | ~ (ssNder1_0)
% 44.27/6.99          | ~ (ssNder1_1r1 @ X0)
% 44.27/6.99          | ~ (ssNder1_2r1r1 @ X0 @ X1)
% 44.27/6.99          | ~ (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)
% 44.27/6.99          | ~ (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)
% 44.27/6.99          | ~ (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)
% 44.27/6.99          | ~ (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)
% 44.27/6.99          | ~ (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)
% 44.27/6.99          | ~ (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 44.27/6.99               X7)
% 44.27/6.99          | ~ (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 44.27/6.99               X6 @ X7 @ X8)
% 44.27/6.99          | ~ (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 44.27/6.99               X6 @ X7 @ X8 @ X9)
% 44.27/6.99          | ~ (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/6.99               X5 @ X6 @ X7 @ X8 @ X9 @ X10)
% 44.27/6.99          | ~ (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/6.99               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11)
% 44.27/6.99          | ~ (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/6.99               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)
% 44.27/6.99          | ~ (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 44.27/6.99               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)
% 44.27/6.99          | ~ (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 44.27/6.99               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)
% 44.27/6.99          | ~ (ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 44.27/6.99               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 44.27/6.99               X14 @ X15)
% 44.27/6.99          | ~ (ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 44.27/6.99               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 44.27/6.99               X14 @ X15 @ X16)
% 44.27/6.99          | ~ (ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 44.27/6.99               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 44.27/6.99               X14 @ X15 @ X16 @ X17)
% 44.27/6.99          | ~ (ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 44.27/6.99               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 44.27/6.99               X14 @ X15 @ X16 @ X17 @ X18)
% 44.27/6.99          | ~ (ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 44.27/6.99               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 44.27/6.99               X14 @ X15 @ X16 @ X17 @ X18 @ X19)
% 44.27/6.99          | ~ (ssPv18_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 44.27/6.99               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 44.27/6.99               X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20))),
% 44.27/6.99      inference('cnf', [status(esa)], [zf_stmt_63])).
% 44.27/6.99  thf(zip_derived_cl927, plain, ( (ssNder1_0)),
% 44.27/6.99      inference('cnf', [status(esa)], [zf_stmt_1])).
% 44.27/6.99  thf(zip_derived_cl933, plain, (![X0 : $i]:  (ssNder1_1r1 @ X0)),
% 44.27/6.99      inference('demod', [status(thm)], [zip_derived_cl926, zip_derived_cl927])).
% 44.27/6.99  thf(zip_derived_cl934, plain,
% 44.27/6.99      (![X0 : $i, X1 : $i]:  (ssNder1_2r1r1 @ X0 @ X1)),
% 44.27/6.99      inference('demod', [status(thm)],
% 44.27/6.99                [zip_derived_cl925, zip_derived_cl927, zip_derived_cl933])).
% 44.27/6.99  thf(zip_derived_cl939, plain,
% 44.27/6.99      (![X0 : $i, X1 : $i, X2 : $i]:  (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)),
% 44.27/6.99      inference('demod', [status(thm)],
% 44.27/6.99                [zip_derived_cl919, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.99                 zip_derived_cl934])).
% 44.27/6.99  thf(zip_derived_cl958, plain,
% 44.27/6.99      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 44.27/6.99          (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)),
% 44.27/6.99      inference('demod', [status(thm)],
% 44.27/6.99                [zip_derived_cl912, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.99                 zip_derived_cl934, zip_derived_cl939])).
% 44.27/6.99  thf(zip_derived_cl973, plain,
% 44.27/6.99      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 44.27/6.99          (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)),
% 44.27/6.99      inference('demod', [status(thm)],
% 44.27/6.99                [zip_derived_cl901, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.99                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958])).
% 44.27/6.99  thf(zip_derived_cl997, plain,
% 44.27/6.99      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 44.27/6.99          (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)),
% 44.27/6.99      inference('demod', [status(thm)],
% 44.27/6.99                [zip_derived_cl886, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.99                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.99                 zip_derived_cl973])).
% 44.27/6.99  thf(zip_derived_cl1026, plain,
% 44.27/6.99      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i]:
% 44.27/6.99          (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)),
% 44.27/6.99      inference('demod', [status(thm)],
% 44.27/6.99                [zip_derived_cl870, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.99                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.99                 zip_derived_cl973, zip_derived_cl997])).
% 44.27/6.99  thf(zip_derived_cl1059, plain,
% 44.27/6.99      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, X7 : $i]:
% 44.27/6.99          (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7)),
% 44.27/6.99      inference('demod', [status(thm)],
% 44.27/6.99                [zip_derived_cl850, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.99                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.99                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026])).
% 44.27/6.99  thf(zip_derived_cl1093, plain,
% 44.27/6.99      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.99         X7 : $i, X8 : $i]:
% 44.27/6.99          (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 44.27/6.99           X7 @ X8)),
% 44.27/6.99      inference('demod', [status(thm)],
% 44.27/6.99                [zip_derived_cl831, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.99                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.99                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.99                 zip_derived_cl1059])).
% 44.27/6.99  thf(zip_derived_cl1139, plain,
% 44.27/6.99      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.99         X7 : $i, X8 : $i, X9 : $i]:
% 44.27/6.99          (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 44.27/6.99           X7 @ X8 @ X9)),
% 44.27/6.99      inference('demod', [status(thm)],
% 44.27/6.99                [zip_derived_cl807, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.99                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.99                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.99                 zip_derived_cl1059, zip_derived_cl1093])).
% 44.27/6.99  thf(zip_derived_cl1196, plain,
% 44.27/6.99      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.99         X7 : $i, X8 : $i, X9 : $i, X10 : $i]:
% 44.27/6.99          (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 44.27/6.99           X6 @ X7 @ X8 @ X9 @ X10)),
% 44.27/6.99      inference('demod', [status(thm)],
% 44.27/6.99                [zip_derived_cl782, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.99                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.99                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.99                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139])).
% 44.27/6.99  thf(zip_derived_cl1246, plain,
% 44.27/6.99      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.99         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i]:
% 44.27/6.99          (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 44.27/6.99           X6 @ X7 @ X8 @ X9 @ X10 @ X11)),
% 44.27/6.99      inference('demod', [status(thm)],
% 44.27/6.99                [zip_derived_cl755, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.99                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.99                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.99                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/6.99                 zip_derived_cl1196])).
% 44.27/6.99  thf(zip_derived_cl1296, plain,
% 44.27/6.99      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.99         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i]:
% 44.27/6.99          (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/6.99           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)),
% 44.27/6.99      inference('demod', [status(thm)],
% 44.27/6.99                [zip_derived_cl728, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.99                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.99                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.99                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/6.99                 zip_derived_cl1196, zip_derived_cl1246])).
% 44.27/6.99  thf(zip_derived_cl1354, plain,
% 44.27/6.99      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.99         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i]:
% 44.27/6.99          (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/6.99           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)),
% 44.27/6.99      inference('demod', [status(thm)],
% 44.27/6.99                [zip_derived_cl695, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.99                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.99                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.99                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/6.99                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296])).
% 44.27/6.99  thf(zip_derived_cl1416, plain,
% 44.27/6.99      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.99         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/6.99         X14 : $i]:
% 44.27/6.99          (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/6.99           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)),
% 44.27/6.99      inference('demod', [status(thm)],
% 44.27/6.99                [zip_derived_cl661, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.99                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.99                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.99                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/6.99                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296, 
% 44.27/6.99                 zip_derived_cl1354])).
% 44.27/6.99  thf(zip_derived_cl1486, plain,
% 44.27/6.99      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.99         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/6.99         X14 : $i, X15 : $i]:
% 44.27/6.99          (ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 44.27/6.99           X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15)),
% 44.27/6.99      inference('demod', [status(thm)],
% 44.27/6.99                [zip_derived_cl623, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.99                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.99                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.99                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/6.99                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296, 
% 44.27/6.99                 zip_derived_cl1354, zip_derived_cl1416])).
% 44.27/6.99  thf(zip_derived_cl1555, plain,
% 44.27/6.99      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.99         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/6.99         X14 : $i, X15 : $i, X16 : $i]:
% 44.27/6.99          (ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 44.27/6.99           X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ 
% 44.27/6.99           X16)),
% 44.27/6.99      inference('demod', [status(thm)],
% 44.27/6.99                [zip_derived_cl587, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.99                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.99                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.99                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/6.99                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296, 
% 44.27/6.99                 zip_derived_cl1354, zip_derived_cl1416, zip_derived_cl1486])).
% 44.27/6.99  thf(zip_derived_cl1625, plain,
% 44.27/6.99      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.99         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/6.99         X14 : $i, X15 : $i, X16 : $i, X17 : $i]:
% 44.27/6.99          (ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 44.27/6.99           X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 44.27/6.99           X15 @ X16 @ X17)),
% 44.27/6.99      inference('demod', [status(thm)],
% 44.27/6.99                [zip_derived_cl548, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.99                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.99                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.99                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/6.99                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296, 
% 44.27/6.99                 zip_derived_cl1354, zip_derived_cl1416, zip_derived_cl1486, 
% 44.27/6.99                 zip_derived_cl1555])).
% 44.27/6.99  thf(zip_derived_cl1687, plain,
% 44.27/6.99      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.99         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/6.99         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i]:
% 44.27/6.99          (ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 44.27/6.99           X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 44.27/6.99           X15 @ X16 @ X17 @ X18)),
% 44.27/6.99      inference('demod', [status(thm)],
% 44.27/6.99                [zip_derived_cl509, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.99                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.99                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.99                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/6.99                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296, 
% 44.27/6.99                 zip_derived_cl1354, zip_derived_cl1416, zip_derived_cl1486, 
% 44.27/6.99                 zip_derived_cl1555, zip_derived_cl1625])).
% 44.27/6.99  thf(zip_derived_cl1752, plain,
% 44.27/6.99      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.99         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/6.99         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i]:
% 44.27/6.99          (ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 44.27/6.99           X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 44.27/6.99           X15 @ X16 @ X17 @ X18 @ X19)),
% 44.27/6.99      inference('demod', [status(thm)],
% 44.27/6.99                [zip_derived_cl471, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.99                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.99                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.99                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/6.99                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296, 
% 44.27/6.99                 zip_derived_cl1354, zip_derived_cl1416, zip_derived_cl1486, 
% 44.27/6.99                 zip_derived_cl1555, zip_derived_cl1625, zip_derived_cl1687])).
% 44.27/6.99  thf(zip_derived_cl1829, plain,
% 44.27/6.99      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.99         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/6.99         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i]:
% 44.27/6.99         ( (ssPv18_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 44.27/6.99            X6 @ X7 @ X8 @ X9 @ X10)
% 44.27/6.99          | ~ (ssPv18_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 44.27/6.99               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 44.27/6.99               X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20))),
% 44.27/6.99      inference('demod', [status(thm)],
% 44.27/6.99                [zip_derived_cl404, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.99                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.99                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.99                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/6.99                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296, 
% 44.27/6.99                 zip_derived_cl1354, zip_derived_cl1416, zip_derived_cl1486, 
% 44.27/6.99                 zip_derived_cl1555, zip_derived_cl1625, zip_derived_cl1687, 
% 44.27/6.99                 zip_derived_cl1752])).
% 44.27/6.99  thf(zip_derived_cl2095, plain,
% 44.27/6.99      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.99         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/6.99         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i]:
% 44.27/6.99         ( (ssPv17_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X20 @ X19 @ X18 @ X17 @ X16 @ 
% 44.27/6.99            X15 @ X14 @ X13 @ X12 @ X11 @ X10 @ X9)
% 44.27/6.99          | ~ (ssPv16_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X20 @ X19 @ X18 @ X17 @ 
% 44.27/6.99               X16 @ X15 @ X14 @ X13 @ X12 @ X11 @ X10 @ X9 @ X8)
% 44.27/6.99          | ~ (ssPv8_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X20 @ 
% 44.27/6.99               X19 @ X18 @ X17 @ X16 @ X15 @ X14 @ X13 @ X12 @ X11 @ X10 @ 
% 44.27/6.99               X9 @ X8 @ X7 @ X6 @ X5 @ X4 @ X3 @ X2 @ X1 @ X0)
% 44.27/6.99          |  (ssPv18_11r1r1r1r1r1r1r1r1r1r1r1 @ X20 @ X19 @ X18 @ X17 @ X16 @ 
% 44.27/6.99              X15 @ X14 @ X13 @ X12 @ X11 @ X10))),
% 44.27/6.99      inference('sup-', [status(thm)], [zip_derived_cl2094, zip_derived_cl1829])).
% 44.27/6.99  thf(zip_derived_cl2096, plain,
% 44.27/6.99      (![X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/6.99         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i]:
% 44.27/6.99         ( (ssPv18_11r1r1r1r1r1r1r1r1r1r1r1 @ X19 @ X18 @ X17 @ X16 @ X15 @ 
% 44.27/6.99            X14 @ X13 @ X12 @ X11 @ X10 @ X9)
% 44.27/6.99          | ~ (ssPv16_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X19 @ X18 @ X17 @ X16 @ 
% 44.27/6.99               X15 @ X14 @ X13 @ X12 @ X11 @ X10 @ X9 @ X8 @ X7)
% 44.27/6.99          |  (ssPv17_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X19 @ X18 @ X17 @ X16 @ 
% 44.27/6.99              X15 @ X14 @ X13 @ X12 @ X11 @ X10 @ X9 @ X8))),
% 44.27/6.99      inference('sup-', [status(thm)], [zip_derived_cl1767, zip_derived_cl2095])).
% 44.27/6.99  thf(zip_derived_cl2097, plain,
% 44.27/6.99      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.99         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i]:
% 44.27/6.99         ( (ssPv17_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X11 @ X10 @ X9 @ X8 @ X7 @ 
% 44.27/6.99            X6 @ X5 @ X4 @ X3 @ X2 @ X1 @ X0)
% 44.27/6.99          |  (ssPv18_11r1r1r1r1r1r1r1r1r1r1r1 @ X11 @ X10 @ X9 @ X8 @ X7 @ 
% 44.27/6.99              X6 @ X5 @ X4 @ X3 @ X2 @ X1))),
% 44.27/6.99      inference('sup-', [status(thm)], [zip_derived_cl1261, zip_derived_cl2096])).
% 44.27/6.99  thf(zip_derived_cl1313, plain,
% 44.27/6.99      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.99         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i]:
% 44.27/6.99          (ssPv15_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/6.99           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ skc36)),
% 44.27/6.99      inference('demod', [status(thm)],
% 44.27/6.99                [zip_derived_cl727, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.99                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.99                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.99                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/6.99                 zip_derived_cl1196, zip_derived_cl1246])).
% 44.27/6.99  thf(clause337, conjecture,
% 44.27/6.99    (~( ( ssPv15_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.99          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 44.27/6.99          X10 ) | 
% 44.27/6.99        ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 44.27/6.99        ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 44.27/6.99        ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 44.27/6.99        ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 44.27/6.99        ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 44.27/6.99        ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 44.27/6.99        ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 44.27/6.99        ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 44.27/6.99        ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 44.27/6.99        ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.99             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 44.27/6.99        ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.99             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 44.27/6.99        ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.99             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 44.27/6.99        ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.99             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 44.27/6.99        ( ~( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.99             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) | 
% 44.27/6.99        ( ~( ssPv15_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.99             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) | 
% 44.27/6.99        ( ~( ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.99             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) ) ))).
% 44.27/6.99  thf(zf_stmt_64, negated_conjecture,
% 44.27/6.99    (( ssPv15_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.99       U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 ) | 
% 44.27/6.99     ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 44.27/6.99     ( ~( ssNder1_2r1r1 @ U @ V ) ) | ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 44.27/6.99     ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 44.27/6.99     ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 44.27/6.99     ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 44.27/6.99     ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 44.27/6.99     ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 44.27/6.99     ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 44.27/6.99     ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.99          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 44.27/6.99     ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.99          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 44.27/6.99     ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.99          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 44.27/6.99     ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.99          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 44.27/6.99     ( ~( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.99          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) | 
% 44.27/6.99     ( ~( ssPv15_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.99          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) | 
% 44.27/6.99     ( ~( ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.99          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) )),
% 44.27/6.99    inference('cnf.neg', [status(esa)], [clause337])).
% 44.27/6.99  thf(zip_derived_cl591, plain,
% 44.27/6.99      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.99         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/6.99         X14 : $i, X15 : $i]:
% 44.27/6.99         ( (ssPv15_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 44.27/6.99            X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15)
% 44.27/6.99          | ~ (ssNder1_0)
% 44.27/6.99          | ~ (ssNder1_1r1 @ X0)
% 44.27/6.99          | ~ (ssNder1_2r1r1 @ X0 @ X1)
% 44.27/6.99          | ~ (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)
% 44.27/6.99          | ~ (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)
% 44.27/6.99          | ~ (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)
% 44.27/6.99          | ~ (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)
% 44.27/6.99          | ~ (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)
% 44.27/6.99          | ~ (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 44.27/6.99               X7)
% 44.27/6.99          | ~ (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 44.27/6.99               X6 @ X7 @ X8)
% 44.27/6.99          | ~ (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 44.27/6.99               X6 @ X7 @ X8 @ X9)
% 44.27/6.99          | ~ (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/6.99               X5 @ X6 @ X7 @ X8 @ X9 @ X10)
% 44.27/6.99          | ~ (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/6.99               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11)
% 44.27/6.99          | ~ (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/6.99               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)
% 44.27/6.99          | ~ (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 44.27/6.99               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)
% 44.27/6.99          | ~ (ssPv15_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 44.27/6.99               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)
% 44.27/6.99          | ~ (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 44.27/6.99               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14))),
% 44.27/6.99      inference('cnf', [status(esa)], [zf_stmt_64])).
% 44.27/6.99  thf(zip_derived_cl927, plain, ( (ssNder1_0)),
% 44.27/6.99      inference('cnf', [status(esa)], [zf_stmt_1])).
% 44.27/6.99  thf(zip_derived_cl933, plain, (![X0 : $i]:  (ssNder1_1r1 @ X0)),
% 44.27/6.99      inference('demod', [status(thm)], [zip_derived_cl926, zip_derived_cl927])).
% 44.27/6.99  thf(zip_derived_cl934, plain,
% 44.27/6.99      (![X0 : $i, X1 : $i]:  (ssNder1_2r1r1 @ X0 @ X1)),
% 44.27/6.99      inference('demod', [status(thm)],
% 44.27/6.99                [zip_derived_cl925, zip_derived_cl927, zip_derived_cl933])).
% 44.27/6.99  thf(zip_derived_cl939, plain,
% 44.27/6.99      (![X0 : $i, X1 : $i, X2 : $i]:  (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)),
% 44.27/6.99      inference('demod', [status(thm)],
% 44.27/6.99                [zip_derived_cl919, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.99                 zip_derived_cl934])).
% 44.27/6.99  thf(zip_derived_cl958, plain,
% 44.27/6.99      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 44.27/6.99          (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)),
% 44.27/6.99      inference('demod', [status(thm)],
% 44.27/6.99                [zip_derived_cl912, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.99                 zip_derived_cl934, zip_derived_cl939])).
% 44.27/6.99  thf(zip_derived_cl973, plain,
% 44.27/6.99      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 44.27/6.99          (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)),
% 44.27/6.99      inference('demod', [status(thm)],
% 44.27/6.99                [zip_derived_cl901, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.99                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958])).
% 44.27/6.99  thf(zip_derived_cl997, plain,
% 44.27/6.99      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 44.27/6.99          (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)),
% 44.27/6.99      inference('demod', [status(thm)],
% 44.27/6.99                [zip_derived_cl886, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.99                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.99                 zip_derived_cl973])).
% 44.27/6.99  thf(zip_derived_cl1026, plain,
% 44.27/6.99      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i]:
% 44.27/6.99          (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)),
% 44.27/6.99      inference('demod', [status(thm)],
% 44.27/6.99                [zip_derived_cl870, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.99                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.99                 zip_derived_cl973, zip_derived_cl997])).
% 44.27/6.99  thf(zip_derived_cl1059, plain,
% 44.27/6.99      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, X7 : $i]:
% 44.27/6.99          (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7)),
% 44.27/6.99      inference('demod', [status(thm)],
% 44.27/6.99                [zip_derived_cl850, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.99                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.99                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026])).
% 44.27/6.99  thf(zip_derived_cl1093, plain,
% 44.27/6.99      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.99         X7 : $i, X8 : $i]:
% 44.27/6.99          (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 44.27/6.99           X7 @ X8)),
% 44.27/6.99      inference('demod', [status(thm)],
% 44.27/6.99                [zip_derived_cl831, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.99                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.99                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.99                 zip_derived_cl1059])).
% 44.27/6.99  thf(zip_derived_cl1139, plain,
% 44.27/6.99      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.99         X7 : $i, X8 : $i, X9 : $i]:
% 44.27/6.99          (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 44.27/6.99           X7 @ X8 @ X9)),
% 44.27/6.99      inference('demod', [status(thm)],
% 44.27/6.99                [zip_derived_cl807, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.99                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.99                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.99                 zip_derived_cl1059, zip_derived_cl1093])).
% 44.27/6.99  thf(zip_derived_cl1196, plain,
% 44.27/6.99      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.99         X7 : $i, X8 : $i, X9 : $i, X10 : $i]:
% 44.27/6.99          (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 44.27/6.99           X6 @ X7 @ X8 @ X9 @ X10)),
% 44.27/6.99      inference('demod', [status(thm)],
% 44.27/6.99                [zip_derived_cl782, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.99                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.99                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.99                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139])).
% 44.27/6.99  thf(zip_derived_cl1246, plain,
% 44.27/6.99      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.99         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i]:
% 44.27/6.99          (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 44.27/6.99           X6 @ X7 @ X8 @ X9 @ X10 @ X11)),
% 44.27/6.99      inference('demod', [status(thm)],
% 44.27/6.99                [zip_derived_cl755, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.99                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.99                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.99                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/6.99                 zip_derived_cl1196])).
% 44.27/6.99  thf(zip_derived_cl1296, plain,
% 44.27/6.99      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.99         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i]:
% 44.27/6.99          (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/6.99           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)),
% 44.27/6.99      inference('demod', [status(thm)],
% 44.27/6.99                [zip_derived_cl728, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.99                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.99                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.99                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/6.99                 zip_derived_cl1196, zip_derived_cl1246])).
% 44.27/6.99  thf(zip_derived_cl1354, plain,
% 44.27/6.99      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.99         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i]:
% 44.27/6.99          (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/6.99           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)),
% 44.27/6.99      inference('demod', [status(thm)],
% 44.27/6.99                [zip_derived_cl695, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.99                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.99                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.99                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/6.99                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296])).
% 44.27/6.99  thf(zip_derived_cl1416, plain,
% 44.27/6.99      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.99         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/6.99         X14 : $i]:
% 44.27/6.99          (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/6.99           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)),
% 44.27/6.99      inference('demod', [status(thm)],
% 44.27/6.99                [zip_derived_cl661, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.99                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.99                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.99                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/6.99                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296, 
% 44.27/6.99                 zip_derived_cl1354])).
% 44.27/6.99  thf(zip_derived_cl1544, plain,
% 44.27/6.99      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.99         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/6.99         X14 : $i, X15 : $i]:
% 44.27/6.99         ( (ssPv15_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 44.27/6.99            X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15)
% 44.27/6.99          | ~ (ssPv15_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 44.27/6.99               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13))),
% 44.27/6.99      inference('demod', [status(thm)],
% 44.27/6.99                [zip_derived_cl591, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.99                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.99                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.99                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/6.99                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296, 
% 44.27/6.99                 zip_derived_cl1354, zip_derived_cl1416])).
% 44.27/6.99  thf(clause333, conjecture,
% 44.27/6.99    (~( ( ssPv17_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.99          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 44.27/6.99          X10 ) | 
% 44.27/6.99        ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 44.27/6.99        ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 44.27/6.99        ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 44.27/6.99        ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 44.27/6.99        ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 44.27/6.99        ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 44.27/6.99        ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 44.27/6.99        ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 44.27/6.99        ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 44.27/6.99        ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.99             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 44.27/6.99        ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.99             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 44.27/6.99        ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.99             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 44.27/6.99        ( ~( ssPv17_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.99             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 44.27/6.99        ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.99             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 44.27/6.99        ( ~( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.99             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) | 
% 44.27/6.99        ( ~( ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.99             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) ) ))).
% 44.27/6.99  thf(zf_stmt_65, negated_conjecture,
% 44.27/6.99    (( ssPv17_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.99       U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 ) | 
% 44.27/6.99     ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 44.27/6.99     ( ~( ssNder1_2r1r1 @ U @ V ) ) | ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 44.27/6.99     ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 44.27/6.99     ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 44.27/6.99     ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 44.27/6.99     ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 44.27/6.99     ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 44.27/6.99     ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 44.27/6.99     ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.99          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 44.27/6.99     ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.99          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 44.27/6.99     ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.99          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 44.27/6.99     ( ~( ssPv17_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.99          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 44.27/6.99     ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.99          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 44.27/6.99     ( ~( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.99          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) | 
% 44.27/6.99     ( ~( ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.99          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) )),
% 44.27/6.99    inference('cnf.neg', [status(esa)], [clause333])).
% 44.27/6.99  thf(zip_derived_cl595, plain,
% 44.27/6.99      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.99         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/6.99         X14 : $i, X15 : $i]:
% 44.27/6.99         ( (ssPv17_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 44.27/6.99            X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15)
% 44.27/6.99          | ~ (ssNder1_0)
% 44.27/6.99          | ~ (ssNder1_1r1 @ X0)
% 44.27/6.99          | ~ (ssNder1_2r1r1 @ X0 @ X1)
% 44.27/6.99          | ~ (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)
% 44.27/6.99          | ~ (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)
% 44.27/6.99          | ~ (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)
% 44.27/6.99          | ~ (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)
% 44.27/6.99          | ~ (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)
% 44.27/6.99          | ~ (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 44.27/6.99               X7)
% 44.27/6.99          | ~ (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 44.27/6.99               X6 @ X7 @ X8)
% 44.27/6.99          | ~ (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 44.27/6.99               X6 @ X7 @ X8 @ X9)
% 44.27/6.99          | ~ (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/6.99               X5 @ X6 @ X7 @ X8 @ X9 @ X10)
% 44.27/6.99          | ~ (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/6.99               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11)
% 44.27/6.99          | ~ (ssPv17_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/6.99               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11)
% 44.27/6.99          | ~ (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/6.99               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)
% 44.27/6.99          | ~ (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 44.27/6.99               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)
% 44.27/6.99          | ~ (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 44.27/6.99               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14))),
% 44.27/6.99      inference('cnf', [status(esa)], [zf_stmt_65])).
% 44.27/6.99  thf(zip_derived_cl927, plain, ( (ssNder1_0)),
% 44.27/6.99      inference('cnf', [status(esa)], [zf_stmt_1])).
% 44.27/6.99  thf(zip_derived_cl933, plain, (![X0 : $i]:  (ssNder1_1r1 @ X0)),
% 44.27/6.99      inference('demod', [status(thm)], [zip_derived_cl926, zip_derived_cl927])).
% 44.27/6.99  thf(zip_derived_cl934, plain,
% 44.27/6.99      (![X0 : $i, X1 : $i]:  (ssNder1_2r1r1 @ X0 @ X1)),
% 44.27/6.99      inference('demod', [status(thm)],
% 44.27/6.99                [zip_derived_cl925, zip_derived_cl927, zip_derived_cl933])).
% 44.27/6.99  thf(zip_derived_cl939, plain,
% 44.27/6.99      (![X0 : $i, X1 : $i, X2 : $i]:  (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)),
% 44.27/6.99      inference('demod', [status(thm)],
% 44.27/6.99                [zip_derived_cl919, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.99                 zip_derived_cl934])).
% 44.27/6.99  thf(zip_derived_cl958, plain,
% 44.27/6.99      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 44.27/6.99          (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)),
% 44.27/6.99      inference('demod', [status(thm)],
% 44.27/6.99                [zip_derived_cl912, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.99                 zip_derived_cl934, zip_derived_cl939])).
% 44.27/6.99  thf(zip_derived_cl973, plain,
% 44.27/6.99      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 44.27/6.99          (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)),
% 44.27/6.99      inference('demod', [status(thm)],
% 44.27/6.99                [zip_derived_cl901, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.99                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958])).
% 44.27/6.99  thf(zip_derived_cl997, plain,
% 44.27/6.99      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 44.27/6.99          (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)),
% 44.27/6.99      inference('demod', [status(thm)],
% 44.27/6.99                [zip_derived_cl886, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.99                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.99                 zip_derived_cl973])).
% 44.27/6.99  thf(zip_derived_cl1026, plain,
% 44.27/6.99      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i]:
% 44.27/6.99          (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)),
% 44.27/6.99      inference('demod', [status(thm)],
% 44.27/6.99                [zip_derived_cl870, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.99                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.99                 zip_derived_cl973, zip_derived_cl997])).
% 44.27/6.99  thf(zip_derived_cl1059, plain,
% 44.27/6.99      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, X7 : $i]:
% 44.27/6.99          (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7)),
% 44.27/6.99      inference('demod', [status(thm)],
% 44.27/6.99                [zip_derived_cl850, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.99                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.99                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026])).
% 44.27/6.99  thf(zip_derived_cl1093, plain,
% 44.27/6.99      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.99         X7 : $i, X8 : $i]:
% 44.27/6.99          (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 44.27/6.99           X7 @ X8)),
% 44.27/6.99      inference('demod', [status(thm)],
% 44.27/6.99                [zip_derived_cl831, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.99                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.99                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.99                 zip_derived_cl1059])).
% 44.27/6.99  thf(zip_derived_cl1139, plain,
% 44.27/6.99      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.99         X7 : $i, X8 : $i, X9 : $i]:
% 44.27/6.99          (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 44.27/6.99           X7 @ X8 @ X9)),
% 44.27/6.99      inference('demod', [status(thm)],
% 44.27/6.99                [zip_derived_cl807, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.99                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.99                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.99                 zip_derived_cl1059, zip_derived_cl1093])).
% 44.27/6.99  thf(zip_derived_cl1196, plain,
% 44.27/6.99      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.99         X7 : $i, X8 : $i, X9 : $i, X10 : $i]:
% 44.27/6.99          (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 44.27/6.99           X6 @ X7 @ X8 @ X9 @ X10)),
% 44.27/6.99      inference('demod', [status(thm)],
% 44.27/6.99                [zip_derived_cl782, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.99                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.99                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.99                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139])).
% 44.27/6.99  thf(zip_derived_cl1246, plain,
% 44.27/6.99      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.99         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i]:
% 44.27/6.99          (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 44.27/6.99           X6 @ X7 @ X8 @ X9 @ X10 @ X11)),
% 44.27/6.99      inference('demod', [status(thm)],
% 44.27/6.99                [zip_derived_cl755, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.99                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.99                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.99                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/6.99                 zip_derived_cl1196])).
% 44.27/6.99  thf(zip_derived_cl1296, plain,
% 44.27/6.99      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.99         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i]:
% 44.27/6.99          (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/6.99           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)),
% 44.27/6.99      inference('demod', [status(thm)],
% 44.27/6.99                [zip_derived_cl728, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.99                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.99                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.99                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/6.99                 zip_derived_cl1196, zip_derived_cl1246])).
% 44.27/6.99  thf(zip_derived_cl1354, plain,
% 44.27/6.99      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.99         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i]:
% 44.27/6.99          (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/6.99           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)),
% 44.27/6.99      inference('demod', [status(thm)],
% 44.27/6.99                [zip_derived_cl695, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.99                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.99                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.99                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/6.99                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296])).
% 44.27/6.99  thf(zip_derived_cl1416, plain,
% 44.27/6.99      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.99         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/6.99         X14 : $i]:
% 44.27/6.99          (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/6.99           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)),
% 44.27/6.99      inference('demod', [status(thm)],
% 44.27/6.99                [zip_derived_cl661, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.99                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.99                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.99                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/6.99                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296, 
% 44.27/6.99                 zip_derived_cl1354])).
% 44.27/6.99  thf(zip_derived_cl1537, plain,
% 44.27/6.99      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.99         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/6.99         X14 : $i, X15 : $i]:
% 44.27/6.99         ( (ssPv17_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 44.27/6.99            X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15)
% 44.27/6.99          | ~ (ssPv17_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/6.99               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11))),
% 44.27/6.99      inference('demod', [status(thm)],
% 44.27/6.99                [zip_derived_cl595, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.99                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.99                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.99                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/6.99                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296, 
% 44.27/6.99                 zip_derived_cl1354, zip_derived_cl1416])).
% 44.27/6.99  thf(clause268, conjecture,
% 44.27/6.99    (~( ( ssPv13_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.99          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 44.27/6.99          skc32 ) | 
% 44.27/6.99        ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 44.27/6.99        ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 44.27/6.99        ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 44.27/6.99        ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 44.27/6.99        ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 44.27/6.99        ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 44.27/6.99        ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 44.27/6.99        ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 44.27/6.99        ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 44.27/6.99        ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.99             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 44.27/6.99        ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.99             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 44.27/6.99        ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.99             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 44.27/6.99        ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.99             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 44.27/6.99        ( ~( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.99             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) ))).
% 44.27/6.99  thf(zf_stmt_66, negated_conjecture,
% 44.27/6.99    (( ssPv13_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.99       U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 44.27/6.99       skc32 ) | 
% 44.27/6.99     ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 44.27/6.99     ( ~( ssNder1_2r1r1 @ U @ V ) ) | ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 44.27/6.99     ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 44.27/6.99     ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 44.27/6.99     ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 44.27/6.99     ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 44.27/6.99     ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 44.27/6.99     ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 44.27/6.99     ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.99          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 44.27/6.99     ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.99          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 44.27/6.99     ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.99          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 44.27/6.99     ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.99          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 44.27/6.99     ( ~( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.99          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) )),
% 44.27/6.99    inference('cnf.neg', [status(esa)], [clause268])).
% 44.27/6.99  thf(zip_derived_cl660, plain,
% 44.27/6.99      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.99         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/6.99         X14 : $i]:
% 44.27/6.99         ( (ssPv13_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 44.27/6.99            X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ skc32)
% 44.27/6.99          | ~ (ssNder1_0)
% 44.27/6.99          | ~ (ssNder1_1r1 @ X0)
% 44.27/6.99          | ~ (ssNder1_2r1r1 @ X0 @ X1)
% 44.27/6.99          | ~ (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)
% 44.27/6.99          | ~ (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)
% 44.27/6.99          | ~ (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)
% 44.27/6.99          | ~ (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)
% 44.27/6.99          | ~ (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)
% 44.27/6.99          | ~ (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 44.27/6.99               X7)
% 44.27/6.99          | ~ (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 44.27/6.99               X6 @ X7 @ X8)
% 44.27/6.99          | ~ (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 44.27/6.99               X6 @ X7 @ X8 @ X9)
% 44.27/6.99          | ~ (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/6.99               X5 @ X6 @ X7 @ X8 @ X9 @ X10)
% 44.27/6.99          | ~ (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/6.99               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11)
% 44.27/6.99          | ~ (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/6.99               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)
% 44.27/6.99          | ~ (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 44.27/6.99               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13))),
% 44.27/6.99      inference('cnf', [status(esa)], [zf_stmt_66])).
% 44.27/6.99  thf(zip_derived_cl927, plain, ( (ssNder1_0)),
% 44.27/6.99      inference('cnf', [status(esa)], [zf_stmt_1])).
% 44.27/6.99  thf(zip_derived_cl933, plain, (![X0 : $i]:  (ssNder1_1r1 @ X0)),
% 44.27/6.99      inference('demod', [status(thm)], [zip_derived_cl926, zip_derived_cl927])).
% 44.27/6.99  thf(zip_derived_cl934, plain,
% 44.27/6.99      (![X0 : $i, X1 : $i]:  (ssNder1_2r1r1 @ X0 @ X1)),
% 44.27/6.99      inference('demod', [status(thm)],
% 44.27/6.99                [zip_derived_cl925, zip_derived_cl927, zip_derived_cl933])).
% 44.27/6.99  thf(zip_derived_cl939, plain,
% 44.27/6.99      (![X0 : $i, X1 : $i, X2 : $i]:  (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)),
% 44.27/6.99      inference('demod', [status(thm)],
% 44.27/6.99                [zip_derived_cl919, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.99                 zip_derived_cl934])).
% 44.27/6.99  thf(zip_derived_cl958, plain,
% 44.27/6.99      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 44.27/6.99          (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)),
% 44.27/6.99      inference('demod', [status(thm)],
% 44.27/6.99                [zip_derived_cl912, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.99                 zip_derived_cl934, zip_derived_cl939])).
% 44.27/6.99  thf(zip_derived_cl973, plain,
% 44.27/6.99      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 44.27/6.99          (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)),
% 44.27/6.99      inference('demod', [status(thm)],
% 44.27/6.99                [zip_derived_cl901, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.99                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958])).
% 44.27/6.99  thf(zip_derived_cl997, plain,
% 44.27/6.99      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 44.27/6.99          (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)),
% 44.27/6.99      inference('demod', [status(thm)],
% 44.27/6.99                [zip_derived_cl886, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.99                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.99                 zip_derived_cl973])).
% 44.27/6.99  thf(zip_derived_cl1026, plain,
% 44.27/6.99      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i]:
% 44.27/6.99          (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)),
% 44.27/6.99      inference('demod', [status(thm)],
% 44.27/6.99                [zip_derived_cl870, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.99                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.99                 zip_derived_cl973, zip_derived_cl997])).
% 44.27/6.99  thf(zip_derived_cl1059, plain,
% 44.27/6.99      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, X7 : $i]:
% 44.27/6.99          (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7)),
% 44.27/6.99      inference('demod', [status(thm)],
% 44.27/6.99                [zip_derived_cl850, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.99                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.99                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026])).
% 44.27/6.99  thf(zip_derived_cl1093, plain,
% 44.27/6.99      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.99         X7 : $i, X8 : $i]:
% 44.27/6.99          (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 44.27/6.99           X7 @ X8)),
% 44.27/6.99      inference('demod', [status(thm)],
% 44.27/6.99                [zip_derived_cl831, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.99                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.99                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.99                 zip_derived_cl1059])).
% 44.27/6.99  thf(zip_derived_cl1139, plain,
% 44.27/6.99      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.99         X7 : $i, X8 : $i, X9 : $i]:
% 44.27/6.99          (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 44.27/6.99           X7 @ X8 @ X9)),
% 44.27/6.99      inference('demod', [status(thm)],
% 44.27/6.99                [zip_derived_cl807, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.99                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.99                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.99                 zip_derived_cl1059, zip_derived_cl1093])).
% 44.27/6.99  thf(zip_derived_cl1196, plain,
% 44.27/6.99      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.99         X7 : $i, X8 : $i, X9 : $i, X10 : $i]:
% 44.27/6.99          (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 44.27/6.99           X6 @ X7 @ X8 @ X9 @ X10)),
% 44.27/6.99      inference('demod', [status(thm)],
% 44.27/6.99                [zip_derived_cl782, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.99                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.99                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.99                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139])).
% 44.27/6.99  thf(zip_derived_cl1246, plain,
% 44.27/6.99      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.99         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i]:
% 44.27/6.99          (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 44.27/6.99           X6 @ X7 @ X8 @ X9 @ X10 @ X11)),
% 44.27/6.99      inference('demod', [status(thm)],
% 44.27/6.99                [zip_derived_cl755, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.99                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.99                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.99                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/6.99                 zip_derived_cl1196])).
% 44.27/6.99  thf(zip_derived_cl1296, plain,
% 44.27/6.99      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.99         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i]:
% 44.27/6.99          (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/6.99           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)),
% 44.27/6.99      inference('demod', [status(thm)],
% 44.27/6.99                [zip_derived_cl728, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.99                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.99                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.99                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/6.99                 zip_derived_cl1196, zip_derived_cl1246])).
% 44.27/6.99  thf(zip_derived_cl1354, plain,
% 44.27/6.99      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.99         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i]:
% 44.27/6.99          (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/6.99           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)),
% 44.27/6.99      inference('demod', [status(thm)],
% 44.27/6.99                [zip_derived_cl695, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.99                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.99                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.99                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/6.99                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296])).
% 44.27/6.99  thf(zip_derived_cl1433, plain,
% 44.27/6.99      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.99         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/6.99         X14 : $i]:
% 44.27/6.99          (ssPv13_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 44.27/6.99           X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ skc32)),
% 44.27/6.99      inference('demod', [status(thm)],
% 44.27/6.99                [zip_derived_cl660, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.99                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.99                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.99                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/6.99                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296, 
% 44.27/6.99                 zip_derived_cl1354])).
% 44.27/6.99  thf(clause322, conjecture,
% 44.27/6.99    (~( ( ssPv20_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.99          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 44.27/6.99          X10 ) | 
% 44.27/6.99        ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 44.27/6.99        ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 44.27/6.99        ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 44.27/6.99        ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 44.27/6.99        ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 44.27/6.99        ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 44.27/6.99        ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 44.27/6.99        ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 44.27/6.99        ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 44.27/6.99        ( ~( ssPv20_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 44.27/6.99        ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.99             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 44.27/6.99        ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.99             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 44.27/6.99        ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.99             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 44.27/6.99        ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.99             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 44.27/6.99        ( ~( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.99             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) | 
% 44.27/6.99        ( ~( ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.99             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) ) ))).
% 44.27/6.99  thf(zf_stmt_67, negated_conjecture,
% 44.27/6.99    (( ssPv20_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.99       U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 ) | 
% 44.27/6.99     ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 44.27/6.99     ( ~( ssNder1_2r1r1 @ U @ V ) ) | ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 44.27/6.99     ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 44.27/6.99     ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 44.27/6.99     ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 44.27/6.99     ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 44.27/6.99     ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 44.27/6.99     ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 44.27/6.99     ( ~( ssPv20_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 44.27/6.99     ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.99          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 44.27/6.99     ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.99          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 44.27/6.99     ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.99          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 44.27/6.99     ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.99          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 44.27/6.99     ( ~( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.99          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) | 
% 44.27/6.99     ( ~( ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.99          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) )),
% 44.27/6.99    inference('cnf.neg', [status(esa)], [clause322])).
% 44.27/6.99  thf(zip_derived_cl606, plain,
% 44.27/6.99      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.99         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/6.99         X14 : $i, X15 : $i]:
% 44.27/6.99         ( (ssPv20_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 44.27/6.99            X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15)
% 44.27/6.99          | ~ (ssNder1_0)
% 44.27/6.99          | ~ (ssNder1_1r1 @ X0)
% 44.27/6.99          | ~ (ssNder1_2r1r1 @ X0 @ X1)
% 44.27/6.99          | ~ (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)
% 44.27/6.99          | ~ (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)
% 44.27/6.99          | ~ (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)
% 44.27/6.99          | ~ (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)
% 44.27/6.99          | ~ (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)
% 44.27/6.99          | ~ (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 44.27/6.99               X7)
% 44.27/6.99          | ~ (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 44.27/6.99               X6 @ X7 @ X8)
% 44.27/6.99          | ~ (ssPv20_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 44.27/6.99               X7 @ X8)
% 44.27/6.99          | ~ (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 44.27/6.99               X6 @ X7 @ X8 @ X9)
% 44.27/6.99          | ~ (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/6.99               X5 @ X6 @ X7 @ X8 @ X9 @ X10)
% 44.27/6.99          | ~ (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/6.99               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11)
% 44.27/6.99          | ~ (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/6.99               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)
% 44.27/6.99          | ~ (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 44.27/6.99               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)
% 44.27/6.99          | ~ (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 44.27/6.99               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14))),
% 44.27/6.99      inference('cnf', [status(esa)], [zf_stmt_67])).
% 44.27/6.99  thf(zip_derived_cl927, plain, ( (ssNder1_0)),
% 44.27/6.99      inference('cnf', [status(esa)], [zf_stmt_1])).
% 44.27/6.99  thf(zip_derived_cl933, plain, (![X0 : $i]:  (ssNder1_1r1 @ X0)),
% 44.27/6.99      inference('demod', [status(thm)], [zip_derived_cl926, zip_derived_cl927])).
% 44.27/6.99  thf(zip_derived_cl934, plain,
% 44.27/6.99      (![X0 : $i, X1 : $i]:  (ssNder1_2r1r1 @ X0 @ X1)),
% 44.27/6.99      inference('demod', [status(thm)],
% 44.27/6.99                [zip_derived_cl925, zip_derived_cl927, zip_derived_cl933])).
% 44.27/6.99  thf(zip_derived_cl939, plain,
% 44.27/6.99      (![X0 : $i, X1 : $i, X2 : $i]:  (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)),
% 44.27/6.99      inference('demod', [status(thm)],
% 44.27/6.99                [zip_derived_cl919, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.99                 zip_derived_cl934])).
% 44.27/6.99  thf(zip_derived_cl958, plain,
% 44.27/6.99      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 44.27/6.99          (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)),
% 44.27/6.99      inference('demod', [status(thm)],
% 44.27/6.99                [zip_derived_cl912, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.99                 zip_derived_cl934, zip_derived_cl939])).
% 44.27/6.99  thf(zip_derived_cl973, plain,
% 44.27/6.99      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 44.27/6.99          (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)),
% 44.27/6.99      inference('demod', [status(thm)],
% 44.27/6.99                [zip_derived_cl901, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.99                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958])).
% 44.27/6.99  thf(zip_derived_cl997, plain,
% 44.27/6.99      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 44.27/6.99          (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)),
% 44.27/6.99      inference('demod', [status(thm)],
% 44.27/6.99                [zip_derived_cl886, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.99                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.99                 zip_derived_cl973])).
% 44.27/6.99  thf(zip_derived_cl1026, plain,
% 44.27/6.99      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i]:
% 44.27/6.99          (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)),
% 44.27/6.99      inference('demod', [status(thm)],
% 44.27/6.99                [zip_derived_cl870, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.99                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.99                 zip_derived_cl973, zip_derived_cl997])).
% 44.27/6.99  thf(zip_derived_cl1059, plain,
% 44.27/6.99      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, X7 : $i]:
% 44.27/6.99          (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7)),
% 44.27/6.99      inference('demod', [status(thm)],
% 44.27/6.99                [zip_derived_cl850, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.99                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.99                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026])).
% 44.27/6.99  thf(zip_derived_cl1093, plain,
% 44.27/6.99      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.99         X7 : $i, X8 : $i]:
% 44.27/6.99          (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 44.27/6.99           X7 @ X8)),
% 44.27/6.99      inference('demod', [status(thm)],
% 44.27/6.99                [zip_derived_cl831, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.99                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.99                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.99                 zip_derived_cl1059])).
% 44.27/6.99  thf(zip_derived_cl1139, plain,
% 44.27/6.99      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.99         X7 : $i, X8 : $i, X9 : $i]:
% 44.27/6.99          (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 44.27/6.99           X7 @ X8 @ X9)),
% 44.27/6.99      inference('demod', [status(thm)],
% 44.27/6.99                [zip_derived_cl807, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.99                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.99                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.99                 zip_derived_cl1059, zip_derived_cl1093])).
% 44.27/6.99  thf(zip_derived_cl1196, plain,
% 44.27/6.99      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.99         X7 : $i, X8 : $i, X9 : $i, X10 : $i]:
% 44.27/6.99          (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 44.27/6.99           X6 @ X7 @ X8 @ X9 @ X10)),
% 44.27/6.99      inference('demod', [status(thm)],
% 44.27/6.99                [zip_derived_cl782, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.99                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.99                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.99                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139])).
% 44.27/6.99  thf(zip_derived_cl1246, plain,
% 44.27/6.99      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.99         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i]:
% 44.27/6.99          (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 44.27/6.99           X6 @ X7 @ X8 @ X9 @ X10 @ X11)),
% 44.27/6.99      inference('demod', [status(thm)],
% 44.27/6.99                [zip_derived_cl755, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.99                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.99                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.99                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/6.99                 zip_derived_cl1196])).
% 44.27/6.99  thf(zip_derived_cl1296, plain,
% 44.27/6.99      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.99         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i]:
% 44.27/6.99          (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/6.99           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)),
% 44.27/6.99      inference('demod', [status(thm)],
% 44.27/6.99                [zip_derived_cl728, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.99                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.99                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.99                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/6.99                 zip_derived_cl1196, zip_derived_cl1246])).
% 44.27/6.99  thf(zip_derived_cl1354, plain,
% 44.27/6.99      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.99         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i]:
% 44.27/6.99          (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/6.99           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)),
% 44.27/6.99      inference('demod', [status(thm)],
% 44.27/6.99                [zip_derived_cl695, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.99                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.99                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.99                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/6.99                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296])).
% 44.27/6.99  thf(zip_derived_cl1416, plain,
% 44.27/6.99      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.99         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/6.99         X14 : $i]:
% 44.27/6.99          (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/6.99           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)),
% 44.27/6.99      inference('demod', [status(thm)],
% 44.27/6.99                [zip_derived_cl661, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.99                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.99                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.99                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/6.99                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296, 
% 44.27/6.99                 zip_derived_cl1354])).
% 44.27/6.99  thf(zip_derived_cl1522, plain,
% 44.27/6.99      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/6.99         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/6.99         X14 : $i, X15 : $i]:
% 44.27/6.99         ( (ssPv20_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 44.27/6.99            X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15)
% 44.27/6.99          | ~ (ssPv20_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 44.27/6.99               X7 @ X8))),
% 44.27/6.99      inference('demod', [status(thm)],
% 44.27/6.99                [zip_derived_cl606, zip_derived_cl927, zip_derived_cl933, 
% 44.27/6.99                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/6.99                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/6.99                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/6.99                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296, 
% 44.27/6.99                 zip_derived_cl1354, zip_derived_cl1416])).
% 44.27/6.99  thf(clause411, conjecture,
% 44.27/6.99    (~( ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 44.27/6.99        ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 44.27/6.99        ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 44.27/6.99        ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 44.27/6.99        ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 44.27/6.99        ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 44.27/6.99        ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 44.27/6.99        ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 44.27/6.99        ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 44.27/6.99        ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.99             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 44.27/6.99        ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.99             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 44.27/6.99        ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.99             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 44.27/6.99        ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.99             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 44.27/6.99        ( ~( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.99             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) | 
% 44.27/6.99        ( ~( ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.99             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) ) | 
% 44.27/6.99        ( ~( ssPv20_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.99             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 44.27/6.99             X9 @ X10 ) ) | 
% 44.27/6.99        ( ~( ssPv17_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.99             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 44.27/6.99             X9 @ X10 ) ) | 
% 44.27/6.99        ( ~( ssPv15_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.99             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 44.27/6.99             X9 @ X10 ) ) | 
% 44.27/6.99        ( ~( ssPv13_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/6.99             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 44.27/7.00             X9 @ X10 ) ) ))).
% 44.27/7.00  thf(zf_stmt_68, negated_conjecture,
% 44.27/7.00    (( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 44.27/7.00     ( ~( ssNder1_2r1r1 @ U @ V ) ) | ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 44.27/7.00     ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 44.27/7.00     ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 44.27/7.00     ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 44.27/7.00     ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 44.27/7.00     ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 44.27/7.00     ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 44.27/7.00     ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 44.27/7.00          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 44.27/7.00     ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/7.00          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 44.27/7.00     ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/7.00          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 44.27/7.00     ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/7.00          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 44.27/7.00     ( ~( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/7.00          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) | 
% 44.27/7.00     ( ~( ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/7.00          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) ) | 
% 44.27/7.00     ( ~( ssPv20_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/7.00          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 44.27/7.00          X10 ) ) | 
% 44.27/7.00     ( ~( ssPv17_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/7.00          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 44.27/7.00          X10 ) ) | 
% 44.27/7.00     ( ~( ssPv15_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/7.00          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 44.27/7.00          X10 ) ) | 
% 44.27/7.00     ( ~( ssPv13_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/7.00          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 44.27/7.00          X10 ) )),
% 44.27/7.00    inference('cnf.neg', [status(esa)], [clause411])).
% 44.27/7.00  thf(zip_derived_cl517, plain,
% 44.27/7.00      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/7.00         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/7.00         X14 : $i, X15 : $i]:
% 44.27/7.00         (~ (ssNder1_0)
% 44.27/7.00          | ~ (ssNder1_1r1 @ X0)
% 44.27/7.00          | ~ (ssNder1_2r1r1 @ X0 @ X1)
% 44.27/7.00          | ~ (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)
% 44.27/7.00          | ~ (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)
% 44.27/7.00          | ~ (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)
% 44.27/7.00          | ~ (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)
% 44.27/7.00          | ~ (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)
% 44.27/7.00          | ~ (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 44.27/7.00               X7)
% 44.27/7.00          | ~ (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 44.27/7.00               X6 @ X7 @ X8)
% 44.27/7.00          | ~ (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 44.27/7.00               X6 @ X7 @ X8 @ X9)
% 44.27/7.00          | ~ (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/7.00               X5 @ X6 @ X7 @ X8 @ X9 @ X10)
% 44.27/7.00          | ~ (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/7.00               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11)
% 44.27/7.00          | ~ (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/7.00               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)
% 44.27/7.00          | ~ (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 44.27/7.00               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)
% 44.27/7.00          | ~ (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 44.27/7.00               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)
% 44.27/7.00          | ~ (ssPv20_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 44.27/7.00               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15)
% 44.27/7.00          | ~ (ssPv17_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 44.27/7.00               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15)
% 44.27/7.00          | ~ (ssPv15_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 44.27/7.00               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15)
% 44.27/7.00          | ~ (ssPv13_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 44.27/7.00               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15))),
% 44.27/7.00      inference('cnf', [status(esa)], [zf_stmt_68])).
% 44.27/7.00  thf(zip_derived_cl927, plain, ( (ssNder1_0)),
% 44.27/7.00      inference('cnf', [status(esa)], [zf_stmt_1])).
% 44.27/7.00  thf(zip_derived_cl933, plain, (![X0 : $i]:  (ssNder1_1r1 @ X0)),
% 44.27/7.00      inference('demod', [status(thm)], [zip_derived_cl926, zip_derived_cl927])).
% 44.27/7.00  thf(zip_derived_cl934, plain,
% 44.27/7.00      (![X0 : $i, X1 : $i]:  (ssNder1_2r1r1 @ X0 @ X1)),
% 44.27/7.00      inference('demod', [status(thm)],
% 44.27/7.00                [zip_derived_cl925, zip_derived_cl927, zip_derived_cl933])).
% 44.27/7.00  thf(zip_derived_cl939, plain,
% 44.27/7.00      (![X0 : $i, X1 : $i, X2 : $i]:  (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)),
% 44.27/7.00      inference('demod', [status(thm)],
% 44.27/7.00                [zip_derived_cl919, zip_derived_cl927, zip_derived_cl933, 
% 44.27/7.00                 zip_derived_cl934])).
% 44.27/7.00  thf(zip_derived_cl958, plain,
% 44.27/7.00      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 44.27/7.00          (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)),
% 44.27/7.00      inference('demod', [status(thm)],
% 44.27/7.00                [zip_derived_cl912, zip_derived_cl927, zip_derived_cl933, 
% 44.27/7.00                 zip_derived_cl934, zip_derived_cl939])).
% 44.27/7.00  thf(zip_derived_cl973, plain,
% 44.27/7.00      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 44.27/7.00          (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)),
% 44.27/7.00      inference('demod', [status(thm)],
% 44.27/7.00                [zip_derived_cl901, zip_derived_cl927, zip_derived_cl933, 
% 44.27/7.00                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958])).
% 44.27/7.00  thf(zip_derived_cl997, plain,
% 44.27/7.00      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 44.27/7.00          (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)),
% 44.27/7.00      inference('demod', [status(thm)],
% 44.27/7.00                [zip_derived_cl886, zip_derived_cl927, zip_derived_cl933, 
% 44.27/7.00                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/7.00                 zip_derived_cl973])).
% 44.27/7.00  thf(zip_derived_cl1026, plain,
% 44.27/7.00      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i]:
% 44.27/7.00          (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)),
% 44.27/7.00      inference('demod', [status(thm)],
% 44.27/7.00                [zip_derived_cl870, zip_derived_cl927, zip_derived_cl933, 
% 44.27/7.00                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/7.00                 zip_derived_cl973, zip_derived_cl997])).
% 44.27/7.00  thf(zip_derived_cl1059, plain,
% 44.27/7.00      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, X7 : $i]:
% 44.27/7.00          (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7)),
% 44.27/7.00      inference('demod', [status(thm)],
% 44.27/7.00                [zip_derived_cl850, zip_derived_cl927, zip_derived_cl933, 
% 44.27/7.00                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/7.00                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026])).
% 44.27/7.00  thf(zip_derived_cl1093, plain,
% 44.27/7.00      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/7.00         X7 : $i, X8 : $i]:
% 44.27/7.00          (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 44.27/7.00           X7 @ X8)),
% 44.27/7.00      inference('demod', [status(thm)],
% 44.27/7.00                [zip_derived_cl831, zip_derived_cl927, zip_derived_cl933, 
% 44.27/7.00                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/7.00                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/7.00                 zip_derived_cl1059])).
% 44.27/7.00  thf(zip_derived_cl1134, plain,
% 44.27/7.00      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/7.00         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/7.00         X14 : $i, X15 : $i]:
% 44.27/7.00         (~ (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 44.27/7.00             X6 @ X7 @ X8 @ X9)
% 44.27/7.00          | ~ (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/7.00               X5 @ X6 @ X7 @ X8 @ X9 @ X10)
% 44.27/7.00          | ~ (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/7.00               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11)
% 44.27/7.00          | ~ (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/7.00               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)
% 44.27/7.00          | ~ (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 44.27/7.00               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)
% 44.27/7.00          | ~ (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 44.27/7.00               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)
% 44.27/7.00          | ~ (ssPv20_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 44.27/7.00               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15)
% 44.27/7.00          | ~ (ssPv17_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 44.27/7.00               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15)
% 44.27/7.00          | ~ (ssPv15_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 44.27/7.00               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15)
% 44.27/7.00          | ~ (ssPv13_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 44.27/7.00               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15))),
% 44.27/7.00      inference('demod', [status(thm)],
% 44.27/7.00                [zip_derived_cl517, zip_derived_cl927, zip_derived_cl933, 
% 44.27/7.00                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/7.00                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/7.00                 zip_derived_cl1059, zip_derived_cl1093])).
% 44.27/7.00  thf(zip_derived_cl1139, plain,
% 44.27/7.00      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/7.00         X7 : $i, X8 : $i, X9 : $i]:
% 44.27/7.00          (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 44.27/7.00           X7 @ X8 @ X9)),
% 44.27/7.00      inference('demod', [status(thm)],
% 44.27/7.00                [zip_derived_cl807, zip_derived_cl927, zip_derived_cl933, 
% 44.27/7.00                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/7.00                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/7.00                 zip_derived_cl1059, zip_derived_cl1093])).
% 44.27/7.00  thf(zip_derived_cl1150, plain,
% 44.27/7.00      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/7.00         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/7.00         X14 : $i, X15 : $i]:
% 44.27/7.00         (~ (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 44.27/7.00             X6 @ X7 @ X8 @ X9 @ X10)
% 44.27/7.00          | ~ (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/7.00               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11)
% 44.27/7.00          | ~ (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/7.00               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)
% 44.27/7.00          | ~ (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 44.27/7.00               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)
% 44.27/7.00          | ~ (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 44.27/7.00               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)
% 44.27/7.00          | ~ (ssPv20_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 44.27/7.00               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15)
% 44.27/7.00          | ~ (ssPv17_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 44.27/7.00               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15)
% 44.27/7.00          | ~ (ssPv15_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 44.27/7.00               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15)
% 44.27/7.00          | ~ (ssPv13_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 44.27/7.00               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15))),
% 44.27/7.00      inference('demod', [status(thm)],
% 44.27/7.00                [zip_derived_cl1134, zip_derived_cl1139])).
% 44.27/7.00  thf(zip_derived_cl1196, plain,
% 44.27/7.00      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/7.00         X7 : $i, X8 : $i, X9 : $i, X10 : $i]:
% 44.27/7.00          (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 44.27/7.00           X6 @ X7 @ X8 @ X9 @ X10)),
% 44.27/7.00      inference('demod', [status(thm)],
% 44.27/7.00                [zip_derived_cl782, zip_derived_cl927, zip_derived_cl933, 
% 44.27/7.00                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/7.00                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/7.00                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139])).
% 44.27/7.00  thf(zip_derived_cl1205, plain,
% 44.27/7.00      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/7.00         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/7.00         X14 : $i, X15 : $i]:
% 44.27/7.00         (~ (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/7.00             X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11)
% 44.27/7.00          | ~ (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/7.00               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)
% 44.27/7.00          | ~ (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 44.27/7.00               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)
% 44.27/7.00          | ~ (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 44.27/7.00               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)
% 44.27/7.00          | ~ (ssPv20_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 44.27/7.00               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15)
% 44.27/7.00          | ~ (ssPv17_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 44.27/7.00               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15)
% 44.27/7.00          | ~ (ssPv15_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 44.27/7.00               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15)
% 44.27/7.00          | ~ (ssPv13_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 44.27/7.00               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15))),
% 44.27/7.00      inference('demod', [status(thm)],
% 44.27/7.00                [zip_derived_cl1150, zip_derived_cl1196])).
% 44.27/7.00  thf(zip_derived_cl1246, plain,
% 44.27/7.00      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/7.00         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i]:
% 44.27/7.00          (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 44.27/7.00           X6 @ X7 @ X8 @ X9 @ X10 @ X11)),
% 44.27/7.00      inference('demod', [status(thm)],
% 44.27/7.00                [zip_derived_cl755, zip_derived_cl927, zip_derived_cl933, 
% 44.27/7.00                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/7.00                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/7.00                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/7.00                 zip_derived_cl1196])).
% 44.27/7.00  thf(zip_derived_cl1253, plain,
% 44.27/7.00      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/7.00         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/7.00         X14 : $i, X15 : $i]:
% 44.27/7.00         (~ (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/7.00             X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)
% 44.27/7.00          | ~ (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 44.27/7.00               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)
% 44.27/7.00          | ~ (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 44.27/7.00               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)
% 44.27/7.00          | ~ (ssPv20_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 44.27/7.00               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15)
% 44.27/7.00          | ~ (ssPv17_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 44.27/7.00               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15)
% 44.27/7.00          | ~ (ssPv15_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 44.27/7.00               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15)
% 44.27/7.00          | ~ (ssPv13_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 44.27/7.00               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15))),
% 44.27/7.00      inference('demod', [status(thm)],
% 44.27/7.00                [zip_derived_cl1205, zip_derived_cl1246])).
% 44.27/7.00  thf(zip_derived_cl1296, plain,
% 44.27/7.00      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/7.00         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i]:
% 44.27/7.00          (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/7.00           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)),
% 44.27/7.00      inference('demod', [status(thm)],
% 44.27/7.00                [zip_derived_cl728, zip_derived_cl927, zip_derived_cl933, 
% 44.27/7.00                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/7.00                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/7.00                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/7.00                 zip_derived_cl1196, zip_derived_cl1246])).
% 44.27/7.00  thf(zip_derived_cl1302, plain,
% 44.27/7.00      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/7.00         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/7.00         X14 : $i, X15 : $i]:
% 44.27/7.00         (~ (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/7.00             X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)
% 44.27/7.00          | ~ (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 44.27/7.00               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)
% 44.27/7.00          | ~ (ssPv20_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 44.27/7.00               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15)
% 44.27/7.00          | ~ (ssPv17_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 44.27/7.00               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15)
% 44.27/7.00          | ~ (ssPv15_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 44.27/7.00               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15)
% 44.27/7.00          | ~ (ssPv13_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 44.27/7.00               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15))),
% 44.27/7.00      inference('demod', [status(thm)],
% 44.27/7.00                [zip_derived_cl1253, zip_derived_cl1296])).
% 44.27/7.00  thf(zip_derived_cl1354, plain,
% 44.27/7.00      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/7.00         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i]:
% 44.27/7.00          (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/7.00           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)),
% 44.27/7.00      inference('demod', [status(thm)],
% 44.27/7.00                [zip_derived_cl695, zip_derived_cl927, zip_derived_cl933, 
% 44.27/7.00                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/7.00                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/7.00                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/7.00                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296])).
% 44.27/7.00  thf(zip_derived_cl1358, plain,
% 44.27/7.00      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/7.00         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/7.00         X14 : $i, X15 : $i]:
% 44.27/7.00         (~ (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 44.27/7.00             X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)
% 44.27/7.00          | ~ (ssPv20_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 44.27/7.00               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15)
% 44.27/7.00          | ~ (ssPv17_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 44.27/7.00               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15)
% 44.27/7.00          | ~ (ssPv15_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 44.27/7.00               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15)
% 44.27/7.00          | ~ (ssPv13_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 44.27/7.00               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15))),
% 44.27/7.00      inference('demod', [status(thm)],
% 44.27/7.00                [zip_derived_cl1302, zip_derived_cl1354])).
% 44.27/7.00  thf(zip_derived_cl1416, plain,
% 44.27/7.00      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/7.00         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/7.00         X14 : $i]:
% 44.27/7.00          (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/7.00           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)),
% 44.27/7.00      inference('demod', [status(thm)],
% 44.27/7.00                [zip_derived_cl661, zip_derived_cl927, zip_derived_cl933, 
% 44.27/7.00                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/7.00                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/7.00                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/7.00                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296, 
% 44.27/7.00                 zip_derived_cl1354])).
% 44.27/7.00  thf(zip_derived_cl1418, plain,
% 44.27/7.00      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/7.00         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/7.00         X14 : $i, X15 : $i]:
% 44.27/7.00         (~ (ssPv20_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 44.27/7.00             X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15)
% 44.27/7.00          | ~ (ssPv17_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 44.27/7.00               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15)
% 44.27/7.00          | ~ (ssPv15_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 44.27/7.00               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15)
% 44.27/7.00          | ~ (ssPv13_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 44.27/7.00               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15))),
% 44.27/7.00      inference('demod', [status(thm)],
% 44.27/7.00                [zip_derived_cl1358, zip_derived_cl1416])).
% 44.27/7.00  thf(zip_derived_cl1523, plain,
% 44.27/7.00      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/7.00         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/7.00         X14 : $i, X15 : $i]:
% 44.27/7.00         (~ (ssPv20_9r1r1r1r1r1r1r1r1r1 @ X15 @ X14 @ X13 @ X12 @ X11 @ X10 @ 
% 44.27/7.00             X9 @ X8 @ X7)
% 44.27/7.00          | ~ (ssPv13_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X15 @ X14 @ X13 @ 
% 44.27/7.00               X12 @ X11 @ X10 @ X9 @ X8 @ X7 @ X6 @ X5 @ X4 @ X3 @ X2 @ X1 @ 
% 44.27/7.00               X0)
% 44.27/7.00          | ~ (ssPv15_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X15 @ X14 @ X13 @ 
% 44.27/7.00               X12 @ X11 @ X10 @ X9 @ X8 @ X7 @ X6 @ X5 @ X4 @ X3 @ X2 @ X1 @ 
% 44.27/7.00               X0)
% 44.27/7.00          | ~ (ssPv17_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X15 @ X14 @ X13 @ 
% 44.27/7.00               X12 @ X11 @ X10 @ X9 @ X8 @ X7 @ X6 @ X5 @ X4 @ X3 @ X2 @ X1 @ 
% 44.27/7.00               X0))),
% 44.27/7.00      inference('sup-', [status(thm)], [zip_derived_cl1522, zip_derived_cl1418])).
% 44.27/7.00  thf(zip_derived_cl1525, plain,
% 44.27/7.00      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/7.00         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/7.00         X14 : $i]:
% 44.27/7.00         (~ (ssPv17_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X14 @ X13 @ X12 @ 
% 44.27/7.00             X11 @ X10 @ X9 @ X8 @ X7 @ X6 @ X5 @ X4 @ X3 @ X2 @ X1 @ X0 @ 
% 44.27/7.00             skc32)
% 44.27/7.00          | ~ (ssPv15_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X14 @ X13 @ X12 @ 
% 44.27/7.00               X11 @ X10 @ X9 @ X8 @ X7 @ X6 @ X5 @ X4 @ X3 @ X2 @ X1 @ X0 @ 
% 44.27/7.00               skc32)
% 44.27/7.00          | ~ (ssPv20_9r1r1r1r1r1r1r1r1r1 @ X14 @ X13 @ X12 @ X11 @ X10 @ X9 @ 
% 44.27/7.00               X8 @ X7 @ X6))),
% 44.27/7.00      inference('sup-', [status(thm)], [zip_derived_cl1433, zip_derived_cl1523])).
% 44.27/7.00  thf(zip_derived_cl1539, plain,
% 44.27/7.00      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/7.00         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/7.00         X14 : $i]:
% 44.27/7.00         (~ (ssPv17_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X14 @ X13 @ X12 @ X11 @ X10 @ 
% 44.27/7.00             X9 @ X8 @ X7 @ X6 @ X5 @ X4 @ X3)
% 44.27/7.00          | ~ (ssPv20_9r1r1r1r1r1r1r1r1r1 @ X14 @ X13 @ X12 @ X11 @ X10 @ X9 @ 
% 44.27/7.00               X8 @ X7 @ X6)
% 44.27/7.00          | ~ (ssPv15_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X14 @ X13 @ X12 @ 
% 44.27/7.00               X11 @ X10 @ X9 @ X8 @ X7 @ X6 @ X5 @ X4 @ X3 @ X2 @ X1 @ X0 @ 
% 44.27/7.00               skc32))),
% 44.27/7.00      inference('sup-', [status(thm)], [zip_derived_cl1537, zip_derived_cl1525])).
% 44.27/7.00  thf(zip_derived_cl1549, plain,
% 44.27/7.00      (![X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, X7 : $i, 
% 44.27/7.00         X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, X14 : $i]:
% 44.27/7.00         (~ (ssPv15_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X14 @ X13 @ X12 @ X11 @ 
% 44.27/7.00             X10 @ X9 @ X8 @ X7 @ X6 @ X5 @ X4 @ X3 @ X2 @ X1)
% 44.27/7.00          | ~ (ssPv20_9r1r1r1r1r1r1r1r1r1 @ X14 @ X13 @ X12 @ X11 @ X10 @ X9 @ 
% 44.27/7.00               X8 @ X7 @ X6)
% 44.27/7.00          | ~ (ssPv17_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X14 @ X13 @ X12 @ X11 @ 
% 44.27/7.00               X10 @ X9 @ X8 @ X7 @ X6 @ X5 @ X4 @ X3))),
% 44.27/7.00      inference('sup-', [status(thm)], [zip_derived_cl1544, zip_derived_cl1539])).
% 44.27/7.00  thf(zip_derived_cl1550, plain,
% 44.27/7.00      (![X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, X7 : $i, 
% 44.27/7.00         X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i]:
% 44.27/7.00         (~ (ssPv17_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X12 @ X11 @ X10 @ X9 @ X8 @ 
% 44.27/7.00             X7 @ X6 @ X5 @ X4 @ X3 @ X2 @ X1)
% 44.27/7.00          | ~ (ssPv20_9r1r1r1r1r1r1r1r1r1 @ X12 @ X11 @ X10 @ X9 @ X8 @ X7 @ 
% 44.27/7.00               X6 @ X5 @ X4))),
% 44.27/7.00      inference('sup-', [status(thm)], [zip_derived_cl1313, zip_derived_cl1549])).
% 44.27/7.00  thf(zip_derived_cl2100, plain,
% 44.27/7.00      (![X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, X7 : $i, 
% 44.27/7.00         X8 : $i, X9 : $i, X10 : $i, X11 : $i]:
% 44.27/7.00         ( (ssPv18_11r1r1r1r1r1r1r1r1r1r1r1 @ X11 @ X10 @ X9 @ X8 @ X7 @ X6 @ 
% 44.27/7.00            X5 @ X4 @ X3 @ X2 @ X1)
% 44.27/7.00          | ~ (ssPv20_9r1r1r1r1r1r1r1r1r1 @ X11 @ X10 @ X9 @ X8 @ X7 @ X6 @ 
% 44.27/7.00               X5 @ X4 @ X3))),
% 44.27/7.00      inference('sup-', [status(thm)], [zip_derived_cl2097, zip_derived_cl1550])).
% 44.27/7.00  thf(zip_derived_cl1261, plain,
% 44.27/7.00      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/7.00         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i]:
% 44.27/7.00          (ssPv16_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 44.27/7.00           X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ skc38)),
% 44.27/7.00      inference('demod', [status(thm)],
% 44.27/7.00                [zip_derived_cl754, zip_derived_cl927, zip_derived_cl933, 
% 44.27/7.00                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/7.00                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/7.00                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/7.00                 zip_derived_cl1196])).
% 44.27/7.00  thf(zip_derived_cl1880, plain,
% 44.27/7.00      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/7.00         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/7.00         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i]:
% 44.27/7.00         ( (ssPv16_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 44.27/7.00            X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 44.27/7.00            X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20)
% 44.27/7.00          | ~ (ssPv16_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/7.00               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12))),
% 44.27/7.00      inference('demod', [status(thm)],
% 44.27/7.00                [zip_derived_cl401, zip_derived_cl927, zip_derived_cl933, 
% 44.27/7.00                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/7.00                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/7.00                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/7.00                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296, 
% 44.27/7.00                 zip_derived_cl1354, zip_derived_cl1416, zip_derived_cl1486, 
% 44.27/7.00                 zip_derived_cl1555, zip_derived_cl1625, zip_derived_cl1687, 
% 44.27/7.00                 zip_derived_cl1752])).
% 44.27/7.00  thf(clause641, conjecture,
% 44.27/7.00    (~( ( ssPv20_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/7.00          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 44.27/7.00          X10 @ X11 @ X12 @ X13 @ X14 @ X15 ) | 
% 44.27/7.00        ( ssPv1_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/7.00          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 44.27/7.00          X10 @ X11 @ X12 @ X13 @ X14 @ X15 ) | 
% 44.27/7.00        ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 44.27/7.00        ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 44.27/7.00        ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 44.27/7.00        ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 44.27/7.00        ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 44.27/7.00        ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 44.27/7.00        ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 44.27/7.00        ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 44.27/7.00        ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 44.27/7.00        ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 44.27/7.00             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 44.27/7.00        ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/7.00             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 44.27/7.00        ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/7.00             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 44.27/7.00        ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/7.00             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 44.27/7.00        ( ~( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/7.00             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) | 
% 44.27/7.00        ( ~( ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/7.00             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) ) | 
% 44.27/7.00        ( ~( ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/7.00             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 44.27/7.00             X9 @ X10 ) ) | 
% 44.27/7.00        ( ~( ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/7.00             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 44.27/7.00             X9 @ X10 @ X11 ) ) | 
% 44.27/7.00        ( ~( ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/7.00             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 44.27/7.00             X9 @ X10 @ X11 @ X12 ) ) | 
% 44.27/7.00        ( ~( ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/7.00             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 44.27/7.00             X9 @ X10 @ X11 @ X12 @ X13 ) ) | 
% 44.27/7.00        ( ~( ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/7.00             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 44.27/7.00             X9 @ X10 @ X11 @ X12 @ X13 @ X14 ) ) | 
% 44.27/7.00        ( ~( ssPv16_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/7.00             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 44.27/7.00             X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 ) ) | 
% 44.27/7.00        ( ~( ssPv8_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/7.00             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 44.27/7.00             X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 ) ) ))).
% 44.27/7.00  thf(zf_stmt_69, negated_conjecture,
% 44.27/7.00    (( ssPv20_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/7.00       U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 44.27/7.00       X10 @ X11 @ X12 @ X13 @ X14 @ X15 ) | 
% 44.27/7.00     ( ssPv1_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/7.00       U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 44.27/7.00       X10 @ X11 @ X12 @ X13 @ X14 @ X15 ) | 
% 44.27/7.00     ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 44.27/7.00     ( ~( ssNder1_2r1r1 @ U @ V ) ) | ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 44.27/7.00     ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 44.27/7.00     ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 44.27/7.00     ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 44.27/7.00     ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 44.27/7.00     ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 44.27/7.00     ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 44.27/7.00     ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 44.27/7.00          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 44.27/7.00     ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/7.00          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 44.27/7.00     ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/7.00          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 44.27/7.00     ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/7.00          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 44.27/7.00     ( ~( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/7.00          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) | 
% 44.27/7.00     ( ~( ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/7.00          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) ) | 
% 44.27/7.00     ( ~( ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/7.00          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 44.27/7.00          X10 ) ) | 
% 44.27/7.00     ( ~( ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/7.00          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 44.27/7.00          X10 @ X11 ) ) | 
% 44.27/7.00     ( ~( ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/7.00          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 44.27/7.00          X10 @ X11 @ X12 ) ) | 
% 44.27/7.00     ( ~( ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/7.00          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 44.27/7.00          X10 @ X11 @ X12 @ X13 ) ) | 
% 44.27/7.00     ( ~( ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/7.00          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 44.27/7.00          X10 @ X11 @ X12 @ X13 @ X14 ) ) | 
% 44.27/7.00     ( ~( ssPv16_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/7.00          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 44.27/7.00          X10 @ X11 @ X12 @ X13 @ X14 @ X15 ) ) | 
% 44.27/7.00     ( ~( ssPv8_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/7.00          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 44.27/7.00          X10 @ X11 @ X12 @ X13 @ X14 @ X15 ) )),
% 44.27/7.00    inference('cnf.neg', [status(esa)], [clause641])).
% 44.27/7.00  thf(zip_derived_cl287, plain,
% 44.27/7.00      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/7.00         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/7.00         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i]:
% 44.27/7.00         ( (ssPv20_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 44.27/7.00            X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 44.27/7.00            X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20)
% 44.27/7.00          |  (ssPv1_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 44.27/7.00              X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 44.27/7.00              X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20)
% 44.27/7.00          | ~ (ssNder1_0)
% 44.27/7.00          | ~ (ssNder1_1r1 @ X0)
% 44.27/7.00          | ~ (ssNder1_2r1r1 @ X0 @ X1)
% 44.27/7.00          | ~ (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)
% 44.27/7.00          | ~ (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)
% 44.27/7.00          | ~ (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)
% 44.27/7.00          | ~ (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)
% 44.27/7.00          | ~ (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)
% 44.27/7.00          | ~ (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 44.27/7.00               X7)
% 44.27/7.00          | ~ (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 44.27/7.00               X6 @ X7 @ X8)
% 44.27/7.00          | ~ (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 44.27/7.00               X6 @ X7 @ X8 @ X9)
% 44.27/7.00          | ~ (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/7.00               X5 @ X6 @ X7 @ X8 @ X9 @ X10)
% 44.27/7.00          | ~ (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/7.00               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11)
% 44.27/7.00          | ~ (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/7.00               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)
% 44.27/7.00          | ~ (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 44.27/7.00               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)
% 44.27/7.00          | ~ (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 44.27/7.00               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)
% 44.27/7.00          | ~ (ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 44.27/7.00               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 44.27/7.00               X14 @ X15)
% 44.27/7.00          | ~ (ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 44.27/7.00               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 44.27/7.00               X14 @ X15 @ X16)
% 44.27/7.00          | ~ (ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 44.27/7.00               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 44.27/7.00               X14 @ X15 @ X16 @ X17)
% 44.27/7.00          | ~ (ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 44.27/7.00               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 44.27/7.00               X14 @ X15 @ X16 @ X17 @ X18)
% 44.27/7.00          | ~ (ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 44.27/7.00               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 44.27/7.00               X14 @ X15 @ X16 @ X17 @ X18 @ X19)
% 44.27/7.00          | ~ (ssPv16_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 44.27/7.00               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 44.27/7.00               X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20)
% 44.27/7.00          | ~ (ssPv8_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 44.27/7.00               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 44.27/7.00               X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20))),
% 44.27/7.00      inference('cnf', [status(esa)], [zf_stmt_69])).
% 44.27/7.00  thf(zip_derived_cl927, plain, ( (ssNder1_0)),
% 44.27/7.00      inference('cnf', [status(esa)], [zf_stmt_1])).
% 44.27/7.00  thf(zip_derived_cl933, plain, (![X0 : $i]:  (ssNder1_1r1 @ X0)),
% 44.27/7.00      inference('demod', [status(thm)], [zip_derived_cl926, zip_derived_cl927])).
% 44.27/7.00  thf(zip_derived_cl934, plain,
% 44.27/7.00      (![X0 : $i, X1 : $i]:  (ssNder1_2r1r1 @ X0 @ X1)),
% 44.27/7.00      inference('demod', [status(thm)],
% 44.27/7.00                [zip_derived_cl925, zip_derived_cl927, zip_derived_cl933])).
% 44.27/7.00  thf(zip_derived_cl939, plain,
% 44.27/7.00      (![X0 : $i, X1 : $i, X2 : $i]:  (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)),
% 44.27/7.00      inference('demod', [status(thm)],
% 44.27/7.00                [zip_derived_cl919, zip_derived_cl927, zip_derived_cl933, 
% 44.27/7.00                 zip_derived_cl934])).
% 44.27/7.00  thf(zip_derived_cl958, plain,
% 44.27/7.00      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 44.27/7.00          (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)),
% 44.27/7.00      inference('demod', [status(thm)],
% 44.27/7.00                [zip_derived_cl912, zip_derived_cl927, zip_derived_cl933, 
% 44.27/7.00                 zip_derived_cl934, zip_derived_cl939])).
% 44.27/7.00  thf(zip_derived_cl973, plain,
% 44.27/7.00      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 44.27/7.00          (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)),
% 44.27/7.00      inference('demod', [status(thm)],
% 44.27/7.00                [zip_derived_cl901, zip_derived_cl927, zip_derived_cl933, 
% 44.27/7.00                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958])).
% 44.27/7.00  thf(zip_derived_cl997, plain,
% 44.27/7.00      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 44.27/7.00          (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)),
% 44.27/7.00      inference('demod', [status(thm)],
% 44.27/7.00                [zip_derived_cl886, zip_derived_cl927, zip_derived_cl933, 
% 44.27/7.00                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/7.00                 zip_derived_cl973])).
% 44.27/7.00  thf(zip_derived_cl1026, plain,
% 44.27/7.00      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i]:
% 44.27/7.00          (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)),
% 44.27/7.00      inference('demod', [status(thm)],
% 44.27/7.00                [zip_derived_cl870, zip_derived_cl927, zip_derived_cl933, 
% 44.27/7.00                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/7.00                 zip_derived_cl973, zip_derived_cl997])).
% 44.27/7.00  thf(zip_derived_cl1059, plain,
% 44.27/7.00      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, X7 : $i]:
% 44.27/7.00          (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7)),
% 44.27/7.00      inference('demod', [status(thm)],
% 44.27/7.00                [zip_derived_cl850, zip_derived_cl927, zip_derived_cl933, 
% 44.27/7.00                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/7.00                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026])).
% 44.27/7.00  thf(zip_derived_cl1093, plain,
% 44.27/7.00      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/7.00         X7 : $i, X8 : $i]:
% 44.27/7.00          (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 44.27/7.00           X7 @ X8)),
% 44.27/7.00      inference('demod', [status(thm)],
% 44.27/7.00                [zip_derived_cl831, zip_derived_cl927, zip_derived_cl933, 
% 44.27/7.00                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/7.00                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/7.00                 zip_derived_cl1059])).
% 44.27/7.00  thf(zip_derived_cl1139, plain,
% 44.27/7.00      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/7.00         X7 : $i, X8 : $i, X9 : $i]:
% 44.27/7.00          (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 44.27/7.00           X7 @ X8 @ X9)),
% 44.27/7.00      inference('demod', [status(thm)],
% 44.27/7.00                [zip_derived_cl807, zip_derived_cl927, zip_derived_cl933, 
% 44.27/7.00                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/7.00                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/7.00                 zip_derived_cl1059, zip_derived_cl1093])).
% 44.27/7.00  thf(zip_derived_cl1196, plain,
% 44.27/7.00      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/7.00         X7 : $i, X8 : $i, X9 : $i, X10 : $i]:
% 44.27/7.00          (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 44.27/7.00           X6 @ X7 @ X8 @ X9 @ X10)),
% 44.27/7.00      inference('demod', [status(thm)],
% 44.27/7.00                [zip_derived_cl782, zip_derived_cl927, zip_derived_cl933, 
% 44.27/7.00                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/7.00                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/7.00                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139])).
% 44.27/7.00  thf(zip_derived_cl1246, plain,
% 44.27/7.00      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/7.00         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i]:
% 44.27/7.00          (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 44.27/7.00           X6 @ X7 @ X8 @ X9 @ X10 @ X11)),
% 44.27/7.00      inference('demod', [status(thm)],
% 44.27/7.00                [zip_derived_cl755, zip_derived_cl927, zip_derived_cl933, 
% 44.27/7.00                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/7.00                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/7.00                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/7.00                 zip_derived_cl1196])).
% 44.27/7.00  thf(zip_derived_cl1296, plain,
% 44.27/7.00      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/7.00         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i]:
% 44.27/7.00          (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/7.00           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)),
% 44.27/7.00      inference('demod', [status(thm)],
% 44.27/7.00                [zip_derived_cl728, zip_derived_cl927, zip_derived_cl933, 
% 44.27/7.00                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/7.00                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/7.00                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/7.00                 zip_derived_cl1196, zip_derived_cl1246])).
% 44.27/7.00  thf(zip_derived_cl1354, plain,
% 44.27/7.00      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/7.00         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i]:
% 44.27/7.00          (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/7.00           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)),
% 44.27/7.00      inference('demod', [status(thm)],
% 44.27/7.00                [zip_derived_cl695, zip_derived_cl927, zip_derived_cl933, 
% 44.27/7.00                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/7.00                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/7.00                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/7.00                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296])).
% 44.27/7.00  thf(zip_derived_cl1416, plain,
% 44.27/7.00      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/7.00         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/7.00         X14 : $i]:
% 44.27/7.00          (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/7.00           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)),
% 44.27/7.00      inference('demod', [status(thm)],
% 44.27/7.00                [zip_derived_cl661, zip_derived_cl927, zip_derived_cl933, 
% 44.27/7.00                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/7.00                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/7.00                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/7.00                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296, 
% 44.27/7.00                 zip_derived_cl1354])).
% 44.27/7.00  thf(zip_derived_cl1486, plain,
% 44.27/7.00      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/7.00         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/7.00         X14 : $i, X15 : $i]:
% 44.27/7.00          (ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 44.27/7.00           X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15)),
% 44.27/7.00      inference('demod', [status(thm)],
% 44.27/7.00                [zip_derived_cl623, zip_derived_cl927, zip_derived_cl933, 
% 44.27/7.00                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/7.00                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/7.00                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/7.00                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296, 
% 44.27/7.00                 zip_derived_cl1354, zip_derived_cl1416])).
% 44.27/7.00  thf(zip_derived_cl1555, plain,
% 44.27/7.00      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/7.00         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/7.00         X14 : $i, X15 : $i, X16 : $i]:
% 44.27/7.00          (ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 44.27/7.00           X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ 
% 44.27/7.00           X16)),
% 44.27/7.00      inference('demod', [status(thm)],
% 44.27/7.00                [zip_derived_cl587, zip_derived_cl927, zip_derived_cl933, 
% 44.27/7.00                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/7.00                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/7.00                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/7.00                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296, 
% 44.27/7.00                 zip_derived_cl1354, zip_derived_cl1416, zip_derived_cl1486])).
% 44.27/7.00  thf(zip_derived_cl1625, plain,
% 44.27/7.00      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/7.00         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/7.00         X14 : $i, X15 : $i, X16 : $i, X17 : $i]:
% 44.27/7.00          (ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 44.27/7.00           X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 44.27/7.00           X15 @ X16 @ X17)),
% 44.27/7.00      inference('demod', [status(thm)],
% 44.27/7.00                [zip_derived_cl548, zip_derived_cl927, zip_derived_cl933, 
% 44.27/7.00                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/7.00                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/7.00                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/7.00                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296, 
% 44.27/7.00                 zip_derived_cl1354, zip_derived_cl1416, zip_derived_cl1486, 
% 44.27/7.00                 zip_derived_cl1555])).
% 44.27/7.00  thf(zip_derived_cl1687, plain,
% 44.27/7.00      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/7.00         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/7.00         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i]:
% 44.27/7.00          (ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 44.27/7.00           X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 44.27/7.00           X15 @ X16 @ X17 @ X18)),
% 44.27/7.00      inference('demod', [status(thm)],
% 44.27/7.00                [zip_derived_cl509, zip_derived_cl927, zip_derived_cl933, 
% 44.27/7.00                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/7.00                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/7.00                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/7.00                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296, 
% 44.27/7.00                 zip_derived_cl1354, zip_derived_cl1416, zip_derived_cl1486, 
% 44.27/7.00                 zip_derived_cl1555, zip_derived_cl1625])).
% 44.27/7.00  thf(zip_derived_cl1752, plain,
% 44.27/7.00      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/7.00         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/7.00         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i]:
% 44.27/7.00          (ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 44.27/7.00           X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 44.27/7.00           X15 @ X16 @ X17 @ X18 @ X19)),
% 44.27/7.00      inference('demod', [status(thm)],
% 44.27/7.00                [zip_derived_cl471, zip_derived_cl927, zip_derived_cl933, 
% 44.27/7.00                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/7.00                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/7.00                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/7.00                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296, 
% 44.27/7.00                 zip_derived_cl1354, zip_derived_cl1416, zip_derived_cl1486, 
% 44.27/7.00                 zip_derived_cl1555, zip_derived_cl1625, zip_derived_cl1687])).
% 44.27/7.00  thf(zip_derived_cl2051, plain,
% 44.27/7.00      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/7.00         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/7.00         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i]:
% 44.27/7.00         ( (ssPv20_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 44.27/7.00            X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 44.27/7.00            X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20)
% 44.27/7.00          |  (ssPv1_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 44.27/7.00              X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 44.27/7.00              X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20)
% 44.27/7.00          | ~ (ssPv16_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 44.27/7.00               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 44.27/7.00               X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20)
% 44.27/7.00          | ~ (ssPv8_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 44.27/7.00               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 44.27/7.00               X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20))),
% 44.27/7.00      inference('demod', [status(thm)],
% 44.27/7.00                [zip_derived_cl287, zip_derived_cl927, zip_derived_cl933, 
% 44.27/7.00                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/7.00                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/7.00                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/7.00                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296, 
% 44.27/7.00                 zip_derived_cl1354, zip_derived_cl1416, zip_derived_cl1486, 
% 44.27/7.00                 zip_derived_cl1555, zip_derived_cl1625, zip_derived_cl1687, 
% 44.27/7.00                 zip_derived_cl1752])).
% 44.27/7.00  thf(zip_derived_cl1767, plain,
% 44.27/7.00      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/7.00         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/7.00         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i]:
% 44.27/7.00          (ssPv8_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 44.27/7.00           X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 44.27/7.00           X15 @ X16 @ X17 @ X18 @ X19 @ skc30)),
% 44.27/7.00      inference('demod', [status(thm)],
% 44.27/7.00                [zip_derived_cl470, zip_derived_cl927, zip_derived_cl933, 
% 44.27/7.00                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/7.00                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/7.00                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/7.00                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296, 
% 44.27/7.00                 zip_derived_cl1354, zip_derived_cl1416, zip_derived_cl1486, 
% 44.27/7.00                 zip_derived_cl1555, zip_derived_cl1625, zip_derived_cl1687])).
% 44.27/7.00  thf(clause638, conjecture,
% 44.27/7.00    (~( ( ssPv13_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/7.00          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 44.27/7.00          X10 @ X11 @ X12 @ X13 @ X14 @ X15 ) | 
% 44.27/7.00        ( ssPv10_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/7.00          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 44.27/7.00          X10 @ X11 @ X12 @ X13 @ X14 @ X15 ) | 
% 44.27/7.00        ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 44.27/7.00        ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 44.27/7.00        ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 44.27/7.00        ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 44.27/7.00        ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 44.27/7.00        ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 44.27/7.00        ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 44.27/7.00        ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 44.27/7.00        ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 44.27/7.00        ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 44.27/7.00             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 44.27/7.00        ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/7.00             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 44.27/7.00        ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/7.00             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 44.27/7.00        ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/7.00             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 44.27/7.00        ( ~( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/7.00             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) | 
% 44.27/7.00        ( ~( ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/7.00             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) ) | 
% 44.27/7.00        ( ~( ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/7.00             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 44.27/7.00             X9 @ X10 ) ) | 
% 44.27/7.00        ( ~( ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/7.00             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 44.27/7.00             X9 @ X10 @ X11 ) ) | 
% 44.27/7.00        ( ~( ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/7.00             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 44.27/7.00             X9 @ X10 @ X11 @ X12 ) ) | 
% 44.27/7.00        ( ~( ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/7.00             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 44.27/7.00             X9 @ X10 @ X11 @ X12 @ X13 ) ) | 
% 44.27/7.00        ( ~( ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/7.00             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 44.27/7.00             X9 @ X10 @ X11 @ X12 @ X13 @ X14 ) ) | 
% 44.27/7.00        ( ~( ssPv8_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/7.00             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 44.27/7.00             X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 ) ) | 
% 44.27/7.00        ( ~( ssPv1_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/7.00             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 44.27/7.00             X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 ) ) ))).
% 44.27/7.00  thf(zf_stmt_70, negated_conjecture,
% 44.27/7.00    (( ssPv13_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/7.00       U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 44.27/7.00       X10 @ X11 @ X12 @ X13 @ X14 @ X15 ) | 
% 44.27/7.00     ( ssPv10_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/7.00       U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 44.27/7.00       X10 @ X11 @ X12 @ X13 @ X14 @ X15 ) | 
% 44.27/7.00     ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 44.27/7.00     ( ~( ssNder1_2r1r1 @ U @ V ) ) | ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 44.27/7.00     ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 44.27/7.00     ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 44.27/7.00     ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 44.27/7.00     ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 44.27/7.00     ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 44.27/7.00     ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 44.27/7.00     ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 44.27/7.00          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 44.27/7.00     ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/7.00          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 44.27/7.00     ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/7.00          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 44.27/7.00     ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/7.00          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 44.27/7.00     ( ~( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/7.00          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) | 
% 44.27/7.00     ( ~( ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/7.00          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) ) | 
% 44.27/7.00     ( ~( ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/7.00          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 44.27/7.00          X10 ) ) | 
% 44.27/7.00     ( ~( ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/7.00          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 44.27/7.00          X10 @ X11 ) ) | 
% 44.27/7.00     ( ~( ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/7.00          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 44.27/7.00          X10 @ X11 @ X12 ) ) | 
% 44.27/7.00     ( ~( ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/7.00          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 44.27/7.00          X10 @ X11 @ X12 @ X13 ) ) | 
% 44.27/7.00     ( ~( ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/7.00          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 44.27/7.00          X10 @ X11 @ X12 @ X13 @ X14 ) ) | 
% 44.27/7.00     ( ~( ssPv8_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/7.00          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 44.27/7.00          X10 @ X11 @ X12 @ X13 @ X14 @ X15 ) ) | 
% 44.27/7.00     ( ~( ssPv1_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/7.00          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 44.27/7.00          X10 @ X11 @ X12 @ X13 @ X14 @ X15 ) )),
% 44.27/7.00    inference('cnf.neg', [status(esa)], [clause638])).
% 44.27/7.00  thf(zip_derived_cl290, plain,
% 44.27/7.00      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/7.00         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/7.00         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i]:
% 44.27/7.00         ( (ssPv13_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 44.27/7.00            X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 44.27/7.00            X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20)
% 44.27/7.00          |  (ssPv10_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 44.27/7.00              X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 44.27/7.00              X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20)
% 44.27/7.00          | ~ (ssNder1_0)
% 44.27/7.00          | ~ (ssNder1_1r1 @ X0)
% 44.27/7.00          | ~ (ssNder1_2r1r1 @ X0 @ X1)
% 44.27/7.00          | ~ (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)
% 44.27/7.00          | ~ (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)
% 44.27/7.00          | ~ (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)
% 44.27/7.00          | ~ (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)
% 44.27/7.00          | ~ (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)
% 44.27/7.00          | ~ (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 44.27/7.00               X7)
% 44.27/7.00          | ~ (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 44.27/7.00               X6 @ X7 @ X8)
% 44.27/7.00          | ~ (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 44.27/7.00               X6 @ X7 @ X8 @ X9)
% 44.27/7.00          | ~ (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/7.00               X5 @ X6 @ X7 @ X8 @ X9 @ X10)
% 44.27/7.00          | ~ (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/7.00               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11)
% 44.27/7.00          | ~ (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/7.00               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)
% 44.27/7.00          | ~ (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 44.27/7.00               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)
% 44.27/7.00          | ~ (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 44.27/7.00               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)
% 44.27/7.00          | ~ (ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 44.27/7.00               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 44.27/7.00               X14 @ X15)
% 44.27/7.00          | ~ (ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 44.27/7.00               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 44.27/7.00               X14 @ X15 @ X16)
% 44.27/7.00          | ~ (ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 44.27/7.00               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 44.27/7.00               X14 @ X15 @ X16 @ X17)
% 44.27/7.00          | ~ (ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 44.27/7.00               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 44.27/7.00               X14 @ X15 @ X16 @ X17 @ X18)
% 44.27/7.00          | ~ (ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 44.27/7.00               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 44.27/7.00               X14 @ X15 @ X16 @ X17 @ X18 @ X19)
% 44.27/7.00          | ~ (ssPv8_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 44.27/7.00               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 44.27/7.00               X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20)
% 44.27/7.00          | ~ (ssPv1_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 44.27/7.00               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 44.27/7.00               X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20))),
% 44.27/7.00      inference('cnf', [status(esa)], [zf_stmt_70])).
% 44.27/7.00  thf(zip_derived_cl927, plain, ( (ssNder1_0)),
% 44.27/7.00      inference('cnf', [status(esa)], [zf_stmt_1])).
% 44.27/7.00  thf(zip_derived_cl933, plain, (![X0 : $i]:  (ssNder1_1r1 @ X0)),
% 44.27/7.00      inference('demod', [status(thm)], [zip_derived_cl926, zip_derived_cl927])).
% 44.27/7.00  thf(zip_derived_cl934, plain,
% 44.27/7.00      (![X0 : $i, X1 : $i]:  (ssNder1_2r1r1 @ X0 @ X1)),
% 44.27/7.00      inference('demod', [status(thm)],
% 44.27/7.00                [zip_derived_cl925, zip_derived_cl927, zip_derived_cl933])).
% 44.27/7.00  thf(zip_derived_cl939, plain,
% 44.27/7.00      (![X0 : $i, X1 : $i, X2 : $i]:  (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)),
% 44.27/7.00      inference('demod', [status(thm)],
% 44.27/7.00                [zip_derived_cl919, zip_derived_cl927, zip_derived_cl933, 
% 44.27/7.00                 zip_derived_cl934])).
% 44.27/7.00  thf(zip_derived_cl958, plain,
% 44.27/7.00      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 44.27/7.00          (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)),
% 44.27/7.00      inference('demod', [status(thm)],
% 44.27/7.00                [zip_derived_cl912, zip_derived_cl927, zip_derived_cl933, 
% 44.27/7.00                 zip_derived_cl934, zip_derived_cl939])).
% 44.27/7.00  thf(zip_derived_cl973, plain,
% 44.27/7.00      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 44.27/7.00          (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)),
% 44.27/7.00      inference('demod', [status(thm)],
% 44.27/7.00                [zip_derived_cl901, zip_derived_cl927, zip_derived_cl933, 
% 44.27/7.00                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958])).
% 44.27/7.00  thf(zip_derived_cl997, plain,
% 44.27/7.00      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 44.27/7.00          (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)),
% 44.27/7.00      inference('demod', [status(thm)],
% 44.27/7.00                [zip_derived_cl886, zip_derived_cl927, zip_derived_cl933, 
% 44.27/7.00                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/7.00                 zip_derived_cl973])).
% 44.27/7.00  thf(zip_derived_cl1026, plain,
% 44.27/7.00      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i]:
% 44.27/7.00          (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)),
% 44.27/7.00      inference('demod', [status(thm)],
% 44.27/7.00                [zip_derived_cl870, zip_derived_cl927, zip_derived_cl933, 
% 44.27/7.00                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/7.00                 zip_derived_cl973, zip_derived_cl997])).
% 44.27/7.00  thf(zip_derived_cl1059, plain,
% 44.27/7.00      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, X7 : $i]:
% 44.27/7.00          (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7)),
% 44.27/7.00      inference('demod', [status(thm)],
% 44.27/7.00                [zip_derived_cl850, zip_derived_cl927, zip_derived_cl933, 
% 44.27/7.00                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/7.00                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026])).
% 44.27/7.00  thf(zip_derived_cl1093, plain,
% 44.27/7.00      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/7.00         X7 : $i, X8 : $i]:
% 44.27/7.00          (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 44.27/7.00           X7 @ X8)),
% 44.27/7.00      inference('demod', [status(thm)],
% 44.27/7.00                [zip_derived_cl831, zip_derived_cl927, zip_derived_cl933, 
% 44.27/7.00                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/7.00                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/7.00                 zip_derived_cl1059])).
% 44.27/7.00  thf(zip_derived_cl1139, plain,
% 44.27/7.00      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/7.00         X7 : $i, X8 : $i, X9 : $i]:
% 44.27/7.00          (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 44.27/7.00           X7 @ X8 @ X9)),
% 44.27/7.00      inference('demod', [status(thm)],
% 44.27/7.00                [zip_derived_cl807, zip_derived_cl927, zip_derived_cl933, 
% 44.27/7.00                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/7.00                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/7.00                 zip_derived_cl1059, zip_derived_cl1093])).
% 44.27/7.00  thf(zip_derived_cl1196, plain,
% 44.27/7.00      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/7.00         X7 : $i, X8 : $i, X9 : $i, X10 : $i]:
% 44.27/7.00          (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 44.27/7.00           X6 @ X7 @ X8 @ X9 @ X10)),
% 44.27/7.00      inference('demod', [status(thm)],
% 44.27/7.00                [zip_derived_cl782, zip_derived_cl927, zip_derived_cl933, 
% 44.27/7.00                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/7.00                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/7.00                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139])).
% 44.27/7.00  thf(zip_derived_cl1246, plain,
% 44.27/7.00      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/7.00         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i]:
% 44.27/7.00          (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 44.27/7.00           X6 @ X7 @ X8 @ X9 @ X10 @ X11)),
% 44.27/7.00      inference('demod', [status(thm)],
% 44.27/7.00                [zip_derived_cl755, zip_derived_cl927, zip_derived_cl933, 
% 44.27/7.00                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/7.00                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/7.00                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/7.00                 zip_derived_cl1196])).
% 44.27/7.00  thf(zip_derived_cl1296, plain,
% 44.27/7.00      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/7.00         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i]:
% 44.27/7.00          (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/7.00           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)),
% 44.27/7.00      inference('demod', [status(thm)],
% 44.27/7.00                [zip_derived_cl728, zip_derived_cl927, zip_derived_cl933, 
% 44.27/7.00                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/7.00                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/7.00                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/7.00                 zip_derived_cl1196, zip_derived_cl1246])).
% 44.27/7.00  thf(zip_derived_cl1354, plain,
% 44.27/7.00      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/7.00         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i]:
% 44.27/7.00          (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/7.00           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)),
% 44.27/7.00      inference('demod', [status(thm)],
% 44.27/7.00                [zip_derived_cl695, zip_derived_cl927, zip_derived_cl933, 
% 44.27/7.00                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/7.00                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/7.00                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/7.00                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296])).
% 44.27/7.00  thf(zip_derived_cl1416, plain,
% 44.27/7.00      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/7.00         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/7.00         X14 : $i]:
% 44.27/7.00          (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/7.00           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)),
% 44.27/7.00      inference('demod', [status(thm)],
% 44.27/7.00                [zip_derived_cl661, zip_derived_cl927, zip_derived_cl933, 
% 44.27/7.00                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/7.00                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/7.00                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/7.00                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296, 
% 44.27/7.00                 zip_derived_cl1354])).
% 44.27/7.00  thf(zip_derived_cl1486, plain,
% 44.27/7.00      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/7.00         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/7.00         X14 : $i, X15 : $i]:
% 44.27/7.00          (ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 44.27/7.00           X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15)),
% 44.27/7.00      inference('demod', [status(thm)],
% 44.27/7.00                [zip_derived_cl623, zip_derived_cl927, zip_derived_cl933, 
% 44.27/7.00                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/7.00                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/7.00                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/7.00                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296, 
% 44.27/7.00                 zip_derived_cl1354, zip_derived_cl1416])).
% 44.27/7.00  thf(zip_derived_cl1555, plain,
% 44.27/7.00      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/7.00         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/7.00         X14 : $i, X15 : $i, X16 : $i]:
% 44.27/7.00          (ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 44.27/7.00           X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ 
% 44.27/7.00           X16)),
% 44.27/7.00      inference('demod', [status(thm)],
% 44.27/7.00                [zip_derived_cl587, zip_derived_cl927, zip_derived_cl933, 
% 44.27/7.00                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/7.00                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/7.00                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/7.00                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296, 
% 44.27/7.00                 zip_derived_cl1354, zip_derived_cl1416, zip_derived_cl1486])).
% 44.27/7.00  thf(zip_derived_cl1625, plain,
% 44.27/7.00      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/7.00         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/7.00         X14 : $i, X15 : $i, X16 : $i, X17 : $i]:
% 44.27/7.00          (ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 44.27/7.00           X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 44.27/7.00           X15 @ X16 @ X17)),
% 44.27/7.00      inference('demod', [status(thm)],
% 44.27/7.00                [zip_derived_cl548, zip_derived_cl927, zip_derived_cl933, 
% 44.27/7.00                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/7.00                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/7.00                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/7.00                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296, 
% 44.27/7.00                 zip_derived_cl1354, zip_derived_cl1416, zip_derived_cl1486, 
% 44.27/7.00                 zip_derived_cl1555])).
% 44.27/7.00  thf(zip_derived_cl1687, plain,
% 44.27/7.00      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/7.00         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/7.00         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i]:
% 44.27/7.00          (ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 44.27/7.00           X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 44.27/7.00           X15 @ X16 @ X17 @ X18)),
% 44.27/7.00      inference('demod', [status(thm)],
% 44.27/7.00                [zip_derived_cl509, zip_derived_cl927, zip_derived_cl933, 
% 44.27/7.00                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/7.00                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/7.00                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/7.00                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296, 
% 44.27/7.00                 zip_derived_cl1354, zip_derived_cl1416, zip_derived_cl1486, 
% 44.27/7.00                 zip_derived_cl1555, zip_derived_cl1625])).
% 44.27/7.00  thf(zip_derived_cl1752, plain,
% 44.27/7.00      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/7.00         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/7.00         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i]:
% 44.27/7.00          (ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 44.27/7.00           X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 44.27/7.00           X15 @ X16 @ X17 @ X18 @ X19)),
% 44.27/7.00      inference('demod', [status(thm)],
% 44.27/7.00                [zip_derived_cl471, zip_derived_cl927, zip_derived_cl933, 
% 44.27/7.00                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/7.00                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/7.00                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/7.00                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296, 
% 44.27/7.00                 zip_derived_cl1354, zip_derived_cl1416, zip_derived_cl1486, 
% 44.27/7.00                 zip_derived_cl1555, zip_derived_cl1625, zip_derived_cl1687])).
% 44.27/7.00  thf(zip_derived_cl2054, plain,
% 44.27/7.00      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/7.00         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/7.00         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i]:
% 44.27/7.00         ( (ssPv13_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 44.27/7.00            X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 44.27/7.00            X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20)
% 44.27/7.00          |  (ssPv10_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 44.27/7.00              X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 44.27/7.00              X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20)
% 44.27/7.00          | ~ (ssPv8_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 44.27/7.00               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 44.27/7.00               X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20)
% 44.27/7.00          | ~ (ssPv1_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 44.27/7.00               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 44.27/7.00               X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20))),
% 44.27/7.00      inference('demod', [status(thm)],
% 44.27/7.00                [zip_derived_cl290, zip_derived_cl927, zip_derived_cl933, 
% 44.27/7.00                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/7.00                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/7.00                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/7.00                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296, 
% 44.27/7.00                 zip_derived_cl1354, zip_derived_cl1416, zip_derived_cl1486, 
% 44.27/7.00                 zip_derived_cl1555, zip_derived_cl1625, zip_derived_cl1687, 
% 44.27/7.00                 zip_derived_cl1752])).
% 44.27/7.00  thf(zip_derived_cl2055, plain,
% 44.27/7.00      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/7.00         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/7.00         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i]:
% 44.27/7.00         (~ (ssPv1_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X19 @ X18 @ 
% 44.27/7.00             X17 @ X16 @ X15 @ X14 @ X13 @ X12 @ X11 @ X10 @ X9 @ X8 @ X7 @ 
% 44.27/7.00             X6 @ X5 @ X4 @ X3 @ X2 @ X1 @ X0 @ skc30)
% 44.27/7.00          |  (ssPv10_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X19 @ 
% 44.27/7.00              X18 @ X17 @ X16 @ X15 @ X14 @ X13 @ X12 @ X11 @ X10 @ X9 @ X8 @ 
% 44.27/7.00              X7 @ X6 @ X5 @ X4 @ X3 @ X2 @ X1 @ X0 @ skc30)
% 44.27/7.00          |  (ssPv13_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X19 @ 
% 44.27/7.00              X18 @ X17 @ X16 @ X15 @ X14 @ X13 @ X12 @ X11 @ X10 @ X9 @ X8 @ 
% 44.27/7.00              X7 @ X6 @ X5 @ X4 @ X3 @ X2 @ X1 @ X0 @ skc30))),
% 44.27/7.00      inference('sup-', [status(thm)], [zip_derived_cl1767, zip_derived_cl2054])).
% 44.27/7.00  thf(zip_derived_cl2056, plain,
% 44.27/7.00      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/7.00         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/7.00         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i]:
% 44.27/7.00         (~ (ssPv8_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X19 @ X18 @ 
% 44.27/7.00             X17 @ X16 @ X15 @ X14 @ X13 @ X12 @ X11 @ X10 @ X9 @ X8 @ X7 @ 
% 44.27/7.00             X6 @ X5 @ X4 @ X3 @ X2 @ X1 @ X0 @ skc30)
% 44.27/7.00          | ~ (ssPv16_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X19 @ 
% 44.27/7.00               X18 @ X17 @ X16 @ X15 @ X14 @ X13 @ X12 @ X11 @ X10 @ X9 @ X8 @ 
% 44.27/7.00               X7 @ X6 @ X5 @ X4 @ X3 @ X2 @ X1 @ X0 @ skc30)
% 44.27/7.00          |  (ssPv20_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X19 @ 
% 44.27/7.00              X18 @ X17 @ X16 @ X15 @ X14 @ X13 @ X12 @ X11 @ X10 @ X9 @ X8 @ 
% 44.27/7.00              X7 @ X6 @ X5 @ X4 @ X3 @ X2 @ X1 @ X0 @ skc30)
% 44.27/7.00          |  (ssPv13_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X19 @ 
% 44.27/7.00              X18 @ X17 @ X16 @ X15 @ X14 @ X13 @ X12 @ X11 @ X10 @ X9 @ X8 @ 
% 44.27/7.00              X7 @ X6 @ X5 @ X4 @ X3 @ X2 @ X1 @ X0 @ skc30)
% 44.27/7.00          |  (ssPv10_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X19 @ 
% 44.27/7.00              X18 @ X17 @ X16 @ X15 @ X14 @ X13 @ X12 @ X11 @ X10 @ X9 @ X8 @ 
% 44.27/7.00              X7 @ X6 @ X5 @ X4 @ X3 @ X2 @ X1 @ X0 @ skc30))),
% 44.27/7.00      inference('sup-', [status(thm)], [zip_derived_cl2051, zip_derived_cl2055])).
% 44.27/7.00  thf(zip_derived_cl1767, plain,
% 44.27/7.00      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/7.00         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/7.00         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i]:
% 44.27/7.00          (ssPv8_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 44.27/7.00           X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 44.27/7.00           X15 @ X16 @ X17 @ X18 @ X19 @ skc30)),
% 44.27/7.00      inference('demod', [status(thm)],
% 44.27/7.00                [zip_derived_cl470, zip_derived_cl927, zip_derived_cl933, 
% 44.27/7.00                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/7.00                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/7.00                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/7.00                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296, 
% 44.27/7.00                 zip_derived_cl1354, zip_derived_cl1416, zip_derived_cl1486, 
% 44.27/7.00                 zip_derived_cl1555, zip_derived_cl1625, zip_derived_cl1687])).
% 44.27/7.00  thf(zip_derived_cl2057, plain,
% 44.27/7.00      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/7.00         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/7.00         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i]:
% 44.27/7.00         (~ (ssPv16_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X19 @ X18 @ 
% 44.27/7.00             X17 @ X16 @ X15 @ X14 @ X13 @ X12 @ X11 @ X10 @ X9 @ X8 @ X7 @ 
% 44.27/7.00             X6 @ X5 @ X4 @ X3 @ X2 @ X1 @ X0 @ skc30)
% 44.27/7.00          |  (ssPv20_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X19 @ 
% 44.27/7.00              X18 @ X17 @ X16 @ X15 @ X14 @ X13 @ X12 @ X11 @ X10 @ X9 @ X8 @ 
% 44.27/7.00              X7 @ X6 @ X5 @ X4 @ X3 @ X2 @ X1 @ X0 @ skc30)
% 44.27/7.00          |  (ssPv13_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X19 @ 
% 44.27/7.00              X18 @ X17 @ X16 @ X15 @ X14 @ X13 @ X12 @ X11 @ X10 @ X9 @ X8 @ 
% 44.27/7.00              X7 @ X6 @ X5 @ X4 @ X3 @ X2 @ X1 @ X0 @ skc30)
% 44.27/7.00          |  (ssPv10_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X19 @ 
% 44.27/7.00              X18 @ X17 @ X16 @ X15 @ X14 @ X13 @ X12 @ X11 @ X10 @ X9 @ X8 @ 
% 44.27/7.00              X7 @ X6 @ X5 @ X4 @ X3 @ X2 @ X1 @ X0 @ skc30))),
% 44.27/7.00      inference('demod', [status(thm)],
% 44.27/7.00                [zip_derived_cl2056, zip_derived_cl1767])).
% 44.27/7.00  thf(clause548, conjecture,
% 44.27/7.00    (~( ( ssPv10_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/7.00          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 44.27/7.00          X10 @ X11 @ X12 @ X13 ) | 
% 44.27/7.00        ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 44.27/7.00        ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 44.27/7.00        ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 44.27/7.00        ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 44.27/7.00        ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 44.27/7.00        ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 44.27/7.00        ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 44.27/7.00        ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 44.27/7.00        ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 44.27/7.00        ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 44.27/7.00             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 44.27/7.00        ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/7.00             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 44.27/7.00        ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/7.00             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 44.27/7.00        ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/7.00             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 44.27/7.00        ( ~( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/7.00             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) | 
% 44.27/7.00        ( ~( ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/7.00             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) ) | 
% 44.27/7.00        ( ~( ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/7.00             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 44.27/7.00             X9 @ X10 ) ) | 
% 44.27/7.00        ( ~( ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/7.00             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 44.27/7.00             X9 @ X10 @ X11 ) ) | 
% 44.27/7.00        ( ~( ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/7.00             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 44.27/7.00             X9 @ X10 @ X11 @ X12 ) ) | 
% 44.27/7.00        ( ~( ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/7.00             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 44.27/7.00             X9 @ X10 @ X11 @ X12 @ X13 ) ) | 
% 44.27/7.00        ( ~( ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/7.00             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 44.27/7.00             X9 @ X10 @ X11 @ X12 @ X13 @ X14 ) ) | 
% 44.27/7.00        ( ~( ssPv10_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/7.00             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 44.27/7.00             X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 ) ) ))).
% 44.27/7.00  thf(zf_stmt_71, negated_conjecture,
% 44.27/7.00    (( ssPv10_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/7.00       U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 44.27/7.00       X10 @ X11 @ X12 @ X13 ) | 
% 44.27/7.00     ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 44.27/7.00     ( ~( ssNder1_2r1r1 @ U @ V ) ) | ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 44.27/7.00     ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 44.27/7.00     ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 44.27/7.00     ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 44.27/7.00     ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 44.27/7.00     ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 44.27/7.00     ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 44.27/7.00     ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 44.27/7.00          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 44.27/7.00     ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/7.00          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 44.27/7.00     ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/7.00          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 44.27/7.00     ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/7.00          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 44.27/7.00     ( ~( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/7.00          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) | 
% 44.27/7.00     ( ~( ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/7.00          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) ) | 
% 44.27/7.00     ( ~( ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/7.00          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 44.27/7.00          X10 ) ) | 
% 44.27/7.00     ( ~( ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/7.00          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 44.27/7.00          X10 @ X11 ) ) | 
% 44.27/7.00     ( ~( ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/7.00          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 44.27/7.00          X10 @ X11 @ X12 ) ) | 
% 44.27/7.00     ( ~( ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/7.00          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 44.27/7.00          X10 @ X11 @ X12 @ X13 ) ) | 
% 44.27/7.00     ( ~( ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/7.00          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 44.27/7.00          X10 @ X11 @ X12 @ X13 @ X14 ) ) | 
% 44.27/7.00     ( ~( ssPv10_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/7.00          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 44.27/7.00          X10 @ X11 @ X12 @ X13 @ X14 @ X15 ) )),
% 44.27/7.00    inference('cnf.neg', [status(esa)], [clause548])).
% 44.27/7.00  thf(zip_derived_cl380, plain,
% 44.27/7.00      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/7.00         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/7.00         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i]:
% 44.27/7.00         ( (ssPv10_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 44.27/7.00            X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 44.27/7.00            X15 @ X16 @ X17 @ X18)
% 44.27/7.00          | ~ (ssNder1_0)
% 44.27/7.00          | ~ (ssNder1_1r1 @ X0)
% 44.27/7.00          | ~ (ssNder1_2r1r1 @ X0 @ X1)
% 44.27/7.00          | ~ (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)
% 44.27/7.00          | ~ (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)
% 44.27/7.00          | ~ (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)
% 44.27/7.00          | ~ (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)
% 44.27/7.00          | ~ (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)
% 44.27/7.00          | ~ (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 44.27/7.00               X7)
% 44.27/7.00          | ~ (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 44.27/7.00               X6 @ X7 @ X8)
% 44.27/7.00          | ~ (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 44.27/7.00               X6 @ X7 @ X8 @ X9)
% 44.27/7.00          | ~ (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/7.00               X5 @ X6 @ X7 @ X8 @ X9 @ X10)
% 44.27/7.00          | ~ (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/7.00               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11)
% 44.27/7.00          | ~ (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/7.00               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)
% 44.27/7.00          | ~ (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 44.27/7.00               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)
% 44.27/7.00          | ~ (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 44.27/7.00               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)
% 44.27/7.00          | ~ (ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 44.27/7.00               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 44.27/7.00               X14 @ X15)
% 44.27/7.00          | ~ (ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 44.27/7.00               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 44.27/7.00               X14 @ X15 @ X16)
% 44.27/7.00          | ~ (ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 44.27/7.00               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 44.27/7.00               X14 @ X15 @ X16 @ X17)
% 44.27/7.00          | ~ (ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 44.27/7.00               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 44.27/7.00               X14 @ X15 @ X16 @ X17 @ X18)
% 44.27/7.00          | ~ (ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 44.27/7.00               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 44.27/7.00               X14 @ X15 @ X16 @ X17 @ X18 @ X19)
% 44.27/7.00          | ~ (ssPv10_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 44.27/7.00               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 44.27/7.00               X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20))),
% 44.27/7.00      inference('cnf', [status(esa)], [zf_stmt_71])).
% 44.27/7.00  thf(zip_derived_cl927, plain, ( (ssNder1_0)),
% 44.27/7.00      inference('cnf', [status(esa)], [zf_stmt_1])).
% 44.27/7.00  thf(zip_derived_cl933, plain, (![X0 : $i]:  (ssNder1_1r1 @ X0)),
% 44.27/7.00      inference('demod', [status(thm)], [zip_derived_cl926, zip_derived_cl927])).
% 44.27/7.00  thf(zip_derived_cl934, plain,
% 44.27/7.00      (![X0 : $i, X1 : $i]:  (ssNder1_2r1r1 @ X0 @ X1)),
% 44.27/7.00      inference('demod', [status(thm)],
% 44.27/7.00                [zip_derived_cl925, zip_derived_cl927, zip_derived_cl933])).
% 44.27/7.00  thf(zip_derived_cl939, plain,
% 44.27/7.00      (![X0 : $i, X1 : $i, X2 : $i]:  (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)),
% 44.27/7.00      inference('demod', [status(thm)],
% 44.27/7.00                [zip_derived_cl919, zip_derived_cl927, zip_derived_cl933, 
% 44.27/7.00                 zip_derived_cl934])).
% 44.27/7.00  thf(zip_derived_cl958, plain,
% 44.27/7.00      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 44.27/7.00          (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)),
% 44.27/7.00      inference('demod', [status(thm)],
% 44.27/7.00                [zip_derived_cl912, zip_derived_cl927, zip_derived_cl933, 
% 44.27/7.00                 zip_derived_cl934, zip_derived_cl939])).
% 44.27/7.00  thf(zip_derived_cl973, plain,
% 44.27/7.00      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 44.27/7.00          (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)),
% 44.27/7.00      inference('demod', [status(thm)],
% 44.27/7.00                [zip_derived_cl901, zip_derived_cl927, zip_derived_cl933, 
% 44.27/7.00                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958])).
% 44.27/7.00  thf(zip_derived_cl997, plain,
% 44.27/7.00      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 44.27/7.00          (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)),
% 44.27/7.00      inference('demod', [status(thm)],
% 44.27/7.00                [zip_derived_cl886, zip_derived_cl927, zip_derived_cl933, 
% 44.27/7.00                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/7.00                 zip_derived_cl973])).
% 44.27/7.00  thf(zip_derived_cl1026, plain,
% 44.27/7.00      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i]:
% 44.27/7.00          (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)),
% 44.27/7.00      inference('demod', [status(thm)],
% 44.27/7.00                [zip_derived_cl870, zip_derived_cl927, zip_derived_cl933, 
% 44.27/7.00                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/7.00                 zip_derived_cl973, zip_derived_cl997])).
% 44.27/7.00  thf(zip_derived_cl1059, plain,
% 44.27/7.00      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, X7 : $i]:
% 44.27/7.00          (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7)),
% 44.27/7.00      inference('demod', [status(thm)],
% 44.27/7.00                [zip_derived_cl850, zip_derived_cl927, zip_derived_cl933, 
% 44.27/7.00                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/7.00                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026])).
% 44.27/7.00  thf(zip_derived_cl1093, plain,
% 44.27/7.00      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/7.00         X7 : $i, X8 : $i]:
% 44.27/7.00          (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 44.27/7.00           X7 @ X8)),
% 44.27/7.00      inference('demod', [status(thm)],
% 44.27/7.00                [zip_derived_cl831, zip_derived_cl927, zip_derived_cl933, 
% 44.27/7.00                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/7.00                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/7.00                 zip_derived_cl1059])).
% 44.27/7.00  thf(zip_derived_cl1139, plain,
% 44.27/7.00      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/7.00         X7 : $i, X8 : $i, X9 : $i]:
% 44.27/7.00          (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 44.27/7.00           X7 @ X8 @ X9)),
% 44.27/7.00      inference('demod', [status(thm)],
% 44.27/7.00                [zip_derived_cl807, zip_derived_cl927, zip_derived_cl933, 
% 44.27/7.00                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/7.00                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/7.00                 zip_derived_cl1059, zip_derived_cl1093])).
% 44.27/7.00  thf(zip_derived_cl1196, plain,
% 44.27/7.00      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/7.00         X7 : $i, X8 : $i, X9 : $i, X10 : $i]:
% 44.27/7.00          (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 44.27/7.00           X6 @ X7 @ X8 @ X9 @ X10)),
% 44.27/7.00      inference('demod', [status(thm)],
% 44.27/7.00                [zip_derived_cl782, zip_derived_cl927, zip_derived_cl933, 
% 44.27/7.00                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/7.00                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/7.00                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139])).
% 44.27/7.00  thf(zip_derived_cl1246, plain,
% 44.27/7.00      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/7.00         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i]:
% 44.27/7.00          (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 44.27/7.00           X6 @ X7 @ X8 @ X9 @ X10 @ X11)),
% 44.27/7.00      inference('demod', [status(thm)],
% 44.27/7.00                [zip_derived_cl755, zip_derived_cl927, zip_derived_cl933, 
% 44.27/7.00                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/7.00                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/7.00                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/7.00                 zip_derived_cl1196])).
% 44.27/7.00  thf(zip_derived_cl1296, plain,
% 44.27/7.00      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/7.00         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i]:
% 44.27/7.00          (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/7.00           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)),
% 44.27/7.00      inference('demod', [status(thm)],
% 44.27/7.00                [zip_derived_cl728, zip_derived_cl927, zip_derived_cl933, 
% 44.27/7.00                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/7.00                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/7.00                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/7.00                 zip_derived_cl1196, zip_derived_cl1246])).
% 44.27/7.00  thf(zip_derived_cl1354, plain,
% 44.27/7.00      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/7.00         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i]:
% 44.27/7.00          (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/7.00           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)),
% 44.27/7.00      inference('demod', [status(thm)],
% 44.27/7.00                [zip_derived_cl695, zip_derived_cl927, zip_derived_cl933, 
% 44.27/7.00                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/7.00                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/7.00                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/7.00                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296])).
% 44.27/7.00  thf(zip_derived_cl1416, plain,
% 44.27/7.00      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/7.00         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/7.00         X14 : $i]:
% 44.27/7.00          (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/7.00           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)),
% 44.27/7.00      inference('demod', [status(thm)],
% 44.27/7.00                [zip_derived_cl661, zip_derived_cl927, zip_derived_cl933, 
% 44.27/7.00                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/7.00                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/7.00                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/7.00                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296, 
% 44.27/7.00                 zip_derived_cl1354])).
% 44.27/7.00  thf(zip_derived_cl1486, plain,
% 44.27/7.00      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/7.00         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/7.00         X14 : $i, X15 : $i]:
% 44.27/7.00          (ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 44.27/7.00           X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15)),
% 44.27/7.00      inference('demod', [status(thm)],
% 44.27/7.00                [zip_derived_cl623, zip_derived_cl927, zip_derived_cl933, 
% 44.27/7.00                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/7.00                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/7.00                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/7.00                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296, 
% 44.27/7.00                 zip_derived_cl1354, zip_derived_cl1416])).
% 44.27/7.00  thf(zip_derived_cl1555, plain,
% 44.27/7.00      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/7.00         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/7.00         X14 : $i, X15 : $i, X16 : $i]:
% 44.27/7.00          (ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 44.27/7.00           X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ 
% 44.27/7.00           X16)),
% 44.27/7.00      inference('demod', [status(thm)],
% 44.27/7.00                [zip_derived_cl587, zip_derived_cl927, zip_derived_cl933, 
% 44.27/7.00                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/7.00                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/7.00                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/7.00                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296, 
% 44.27/7.00                 zip_derived_cl1354, zip_derived_cl1416, zip_derived_cl1486])).
% 44.27/7.00  thf(zip_derived_cl1625, plain,
% 44.27/7.00      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/7.00         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/7.00         X14 : $i, X15 : $i, X16 : $i, X17 : $i]:
% 44.27/7.00          (ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 44.27/7.00           X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 44.27/7.00           X15 @ X16 @ X17)),
% 44.27/7.00      inference('demod', [status(thm)],
% 44.27/7.00                [zip_derived_cl548, zip_derived_cl927, zip_derived_cl933, 
% 44.27/7.00                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/7.00                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/7.00                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/7.00                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296, 
% 44.27/7.00                 zip_derived_cl1354, zip_derived_cl1416, zip_derived_cl1486, 
% 44.27/7.00                 zip_derived_cl1555])).
% 44.27/7.00  thf(zip_derived_cl1687, plain,
% 44.27/7.00      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/7.00         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/7.00         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i]:
% 44.27/7.00          (ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 44.27/7.00           X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 44.27/7.00           X15 @ X16 @ X17 @ X18)),
% 44.27/7.00      inference('demod', [status(thm)],
% 44.27/7.00                [zip_derived_cl509, zip_derived_cl927, zip_derived_cl933, 
% 44.27/7.00                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/7.00                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/7.00                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/7.00                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296, 
% 44.27/7.00                 zip_derived_cl1354, zip_derived_cl1416, zip_derived_cl1486, 
% 44.27/7.00                 zip_derived_cl1555, zip_derived_cl1625])).
% 44.27/7.00  thf(zip_derived_cl1752, plain,
% 44.27/7.00      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/7.00         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/7.00         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i]:
% 44.27/7.00          (ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 44.27/7.00           X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 44.27/7.00           X15 @ X16 @ X17 @ X18 @ X19)),
% 44.27/7.00      inference('demod', [status(thm)],
% 44.27/7.00                [zip_derived_cl471, zip_derived_cl927, zip_derived_cl933, 
% 44.27/7.00                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/7.00                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/7.00                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/7.00                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296, 
% 44.27/7.00                 zip_derived_cl1354, zip_derived_cl1416, zip_derived_cl1486, 
% 44.27/7.00                 zip_derived_cl1555, zip_derived_cl1625, zip_derived_cl1687])).
% 44.27/7.00  thf(zip_derived_cl1914, plain,
% 44.27/7.00      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/7.00         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/7.00         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i]:
% 44.27/7.00         ( (ssPv10_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 44.27/7.00            X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 44.27/7.00            X15 @ X16 @ X17 @ X18)
% 44.27/7.00          | ~ (ssPv10_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 44.27/7.00               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 44.27/7.00               X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20))),
% 44.27/7.00      inference('demod', [status(thm)],
% 44.27/7.00                [zip_derived_cl380, zip_derived_cl927, zip_derived_cl933, 
% 44.27/7.00                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/7.00                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/7.00                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/7.00                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296, 
% 44.27/7.00                 zip_derived_cl1354, zip_derived_cl1416, zip_derived_cl1486, 
% 44.27/7.00                 zip_derived_cl1555, zip_derived_cl1625, zip_derived_cl1687, 
% 44.27/7.00                 zip_derived_cl1752])).
% 44.27/7.00  thf(zip_derived_cl2058, plain,
% 44.27/7.00      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/7.00         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/7.00         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i]:
% 44.27/7.00         ( (ssPv13_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X19 @ X18 @ 
% 44.27/7.00            X17 @ X16 @ X15 @ X14 @ X13 @ X12 @ X11 @ X10 @ X9 @ X8 @ X7 @ 
% 44.27/7.00            X6 @ X5 @ X4 @ X3 @ X2 @ X1 @ X0 @ skc30)
% 44.27/7.00          |  (ssPv20_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X19 @ 
% 44.27/7.00              X18 @ X17 @ X16 @ X15 @ X14 @ X13 @ X12 @ X11 @ X10 @ X9 @ X8 @ 
% 44.27/7.00              X7 @ X6 @ X5 @ X4 @ X3 @ X2 @ X1 @ X0 @ skc30)
% 44.27/7.00          | ~ (ssPv16_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X19 @ 
% 44.27/7.00               X18 @ X17 @ X16 @ X15 @ X14 @ X13 @ X12 @ X11 @ X10 @ X9 @ X8 @ 
% 44.27/7.00               X7 @ X6 @ X5 @ X4 @ X3 @ X2 @ X1 @ X0 @ skc30)
% 44.27/7.00          |  (ssPv10_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X19 @ X18 @ 
% 44.27/7.00              X17 @ X16 @ X15 @ X14 @ X13 @ X12 @ X11 @ X10 @ X9 @ X8 @ X7 @ 
% 44.27/7.00              X6 @ X5 @ X4 @ X3 @ X2 @ X1))),
% 44.27/7.00      inference('sup-', [status(thm)], [zip_derived_cl2057, zip_derived_cl1914])).
% 44.27/7.00  thf(clause539, conjecture,
% 44.27/7.00    (~( ( ssPv13_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/7.00          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 44.27/7.00          X10 ) | 
% 44.27/7.00        ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 44.27/7.00        ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 44.27/7.00        ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 44.27/7.00        ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 44.27/7.00        ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 44.27/7.00        ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 44.27/7.00        ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 44.27/7.00        ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 44.27/7.00        ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 44.27/7.00        ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 44.27/7.00             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 44.27/7.00        ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/7.00             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 44.27/7.00        ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/7.00             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 44.27/7.00        ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/7.00             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 44.27/7.00        ( ~( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/7.00             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) | 
% 44.27/7.00        ( ~( ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/7.00             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) ) | 
% 44.27/7.00        ( ~( ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/7.00             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 44.27/7.00             X9 @ X10 ) ) | 
% 44.27/7.00        ( ~( ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/7.00             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 44.27/7.00             X9 @ X10 @ X11 ) ) | 
% 44.27/7.00        ( ~( ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/7.00             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 44.27/7.00             X9 @ X10 @ X11 @ X12 ) ) | 
% 44.27/7.00        ( ~( ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/7.00             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 44.27/7.00             X9 @ X10 @ X11 @ X12 @ X13 ) ) | 
% 44.27/7.00        ( ~( ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/7.00             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 44.27/7.00             X9 @ X10 @ X11 @ X12 @ X13 @ X14 ) ) | 
% 44.27/7.00        ( ~( ssPv13_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/7.00             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 44.27/7.00             X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 ) ) ))).
% 44.27/7.00  thf(zf_stmt_72, negated_conjecture,
% 44.27/7.00    (( ssPv13_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/7.00       U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 ) | 
% 44.27/7.00     ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 44.27/7.00     ( ~( ssNder1_2r1r1 @ U @ V ) ) | ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 44.27/7.00     ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 44.27/7.00     ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 44.27/7.00     ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 44.27/7.00     ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 44.27/7.00     ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 44.27/7.00     ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 44.27/7.00     ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 44.27/7.00          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 44.27/7.00     ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/7.00          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 44.27/7.00     ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/7.00          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 44.27/7.00     ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/7.00          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 44.27/7.00     ( ~( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/7.00          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) | 
% 44.27/7.00     ( ~( ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/7.00          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) ) | 
% 44.27/7.00     ( ~( ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/7.00          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 44.27/7.00          X10 ) ) | 
% 44.27/7.00     ( ~( ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/7.00          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 44.27/7.00          X10 @ X11 ) ) | 
% 44.27/7.00     ( ~( ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/7.00          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 44.27/7.00          X10 @ X11 @ X12 ) ) | 
% 44.27/7.00     ( ~( ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/7.00          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 44.27/7.00          X10 @ X11 @ X12 @ X13 ) ) | 
% 44.27/7.00     ( ~( ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/7.00          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 44.27/7.00          X10 @ X11 @ X12 @ X13 @ X14 ) ) | 
% 44.27/7.00     ( ~( ssPv13_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/7.00          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 44.27/7.00          X10 @ X11 @ X12 @ X13 @ X14 @ X15 ) )),
% 44.27/7.00    inference('cnf.neg', [status(esa)], [clause539])).
% 44.27/7.00  thf(zip_derived_cl389, plain,
% 44.27/7.00      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/7.00         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/7.00         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i]:
% 44.27/7.00         ( (ssPv13_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 44.27/7.00            X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15)
% 44.27/7.00          | ~ (ssNder1_0)
% 44.27/7.00          | ~ (ssNder1_1r1 @ X0)
% 44.27/7.00          | ~ (ssNder1_2r1r1 @ X0 @ X1)
% 44.27/7.00          | ~ (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)
% 44.27/7.00          | ~ (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)
% 44.27/7.00          | ~ (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)
% 44.27/7.00          | ~ (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)
% 44.27/7.00          | ~ (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)
% 44.27/7.00          | ~ (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 44.27/7.00               X7)
% 44.27/7.00          | ~ (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 44.27/7.00               X6 @ X7 @ X8)
% 44.27/7.00          | ~ (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 44.27/7.00               X6 @ X7 @ X8 @ X9)
% 44.27/7.00          | ~ (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/7.00               X5 @ X6 @ X7 @ X8 @ X9 @ X10)
% 44.27/7.00          | ~ (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/7.00               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11)
% 44.27/7.00          | ~ (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/7.00               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)
% 44.27/7.00          | ~ (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 44.27/7.00               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)
% 44.27/7.00          | ~ (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 44.27/7.00               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)
% 44.27/7.00          | ~ (ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 44.27/7.00               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 44.27/7.00               X14 @ X15)
% 44.27/7.00          | ~ (ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 44.27/7.00               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 44.27/7.00               X14 @ X15 @ X16)
% 44.27/7.00          | ~ (ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 44.27/7.00               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 44.27/7.00               X14 @ X15 @ X16 @ X17)
% 44.27/7.00          | ~ (ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 44.27/7.00               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 44.27/7.00               X14 @ X15 @ X16 @ X17 @ X18)
% 44.27/7.00          | ~ (ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 44.27/7.00               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 44.27/7.00               X14 @ X15 @ X16 @ X17 @ X18 @ X19)
% 44.27/7.00          | ~ (ssPv13_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 44.27/7.00               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 44.27/7.00               X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20))),
% 44.27/7.00      inference('cnf', [status(esa)], [zf_stmt_72])).
% 44.27/7.00  thf(zip_derived_cl927, plain, ( (ssNder1_0)),
% 44.27/7.00      inference('cnf', [status(esa)], [zf_stmt_1])).
% 44.27/7.00  thf(zip_derived_cl933, plain, (![X0 : $i]:  (ssNder1_1r1 @ X0)),
% 44.27/7.00      inference('demod', [status(thm)], [zip_derived_cl926, zip_derived_cl927])).
% 44.27/7.00  thf(zip_derived_cl934, plain,
% 44.27/7.00      (![X0 : $i, X1 : $i]:  (ssNder1_2r1r1 @ X0 @ X1)),
% 44.27/7.00      inference('demod', [status(thm)],
% 44.27/7.00                [zip_derived_cl925, zip_derived_cl927, zip_derived_cl933])).
% 44.27/7.00  thf(zip_derived_cl939, plain,
% 44.27/7.00      (![X0 : $i, X1 : $i, X2 : $i]:  (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)),
% 44.27/7.00      inference('demod', [status(thm)],
% 44.27/7.00                [zip_derived_cl919, zip_derived_cl927, zip_derived_cl933, 
% 44.27/7.00                 zip_derived_cl934])).
% 44.27/7.00  thf(zip_derived_cl958, plain,
% 44.27/7.00      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 44.27/7.00          (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)),
% 44.27/7.00      inference('demod', [status(thm)],
% 44.27/7.00                [zip_derived_cl912, zip_derived_cl927, zip_derived_cl933, 
% 44.27/7.00                 zip_derived_cl934, zip_derived_cl939])).
% 44.27/7.00  thf(zip_derived_cl973, plain,
% 44.27/7.00      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 44.27/7.00          (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)),
% 44.27/7.00      inference('demod', [status(thm)],
% 44.27/7.00                [zip_derived_cl901, zip_derived_cl927, zip_derived_cl933, 
% 44.27/7.00                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958])).
% 44.27/7.00  thf(zip_derived_cl997, plain,
% 44.27/7.00      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 44.27/7.00          (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)),
% 44.27/7.00      inference('demod', [status(thm)],
% 44.27/7.00                [zip_derived_cl886, zip_derived_cl927, zip_derived_cl933, 
% 44.27/7.00                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/7.00                 zip_derived_cl973])).
% 44.27/7.00  thf(zip_derived_cl1026, plain,
% 44.27/7.00      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i]:
% 44.27/7.00          (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)),
% 44.27/7.00      inference('demod', [status(thm)],
% 44.27/7.00                [zip_derived_cl870, zip_derived_cl927, zip_derived_cl933, 
% 44.27/7.00                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/7.00                 zip_derived_cl973, zip_derived_cl997])).
% 44.27/7.00  thf(zip_derived_cl1059, plain,
% 44.27/7.00      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, X7 : $i]:
% 44.27/7.00          (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7)),
% 44.27/7.00      inference('demod', [status(thm)],
% 44.27/7.00                [zip_derived_cl850, zip_derived_cl927, zip_derived_cl933, 
% 44.27/7.00                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/7.00                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026])).
% 44.27/7.00  thf(zip_derived_cl1093, plain,
% 44.27/7.00      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/7.00         X7 : $i, X8 : $i]:
% 44.27/7.00          (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 44.27/7.00           X7 @ X8)),
% 44.27/7.00      inference('demod', [status(thm)],
% 44.27/7.00                [zip_derived_cl831, zip_derived_cl927, zip_derived_cl933, 
% 44.27/7.00                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/7.00                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/7.00                 zip_derived_cl1059])).
% 44.27/7.00  thf(zip_derived_cl1139, plain,
% 44.27/7.00      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/7.00         X7 : $i, X8 : $i, X9 : $i]:
% 44.27/7.00          (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 44.27/7.00           X7 @ X8 @ X9)),
% 44.27/7.00      inference('demod', [status(thm)],
% 44.27/7.00                [zip_derived_cl807, zip_derived_cl927, zip_derived_cl933, 
% 44.27/7.00                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/7.00                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/7.00                 zip_derived_cl1059, zip_derived_cl1093])).
% 44.27/7.00  thf(zip_derived_cl1196, plain,
% 44.27/7.00      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/7.00         X7 : $i, X8 : $i, X9 : $i, X10 : $i]:
% 44.27/7.00          (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 44.27/7.00           X6 @ X7 @ X8 @ X9 @ X10)),
% 44.27/7.00      inference('demod', [status(thm)],
% 44.27/7.00                [zip_derived_cl782, zip_derived_cl927, zip_derived_cl933, 
% 44.27/7.00                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/7.00                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/7.00                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139])).
% 44.27/7.00  thf(zip_derived_cl1246, plain,
% 44.27/7.00      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/7.00         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i]:
% 44.27/7.00          (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 44.27/7.00           X6 @ X7 @ X8 @ X9 @ X10 @ X11)),
% 44.27/7.00      inference('demod', [status(thm)],
% 44.27/7.00                [zip_derived_cl755, zip_derived_cl927, zip_derived_cl933, 
% 44.27/7.00                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/7.00                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/7.00                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/7.00                 zip_derived_cl1196])).
% 44.27/7.00  thf(zip_derived_cl1296, plain,
% 44.27/7.00      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/7.00         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i]:
% 44.27/7.00          (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/7.00           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)),
% 44.27/7.00      inference('demod', [status(thm)],
% 44.27/7.00                [zip_derived_cl728, zip_derived_cl927, zip_derived_cl933, 
% 44.27/7.00                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/7.00                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/7.00                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/7.00                 zip_derived_cl1196, zip_derived_cl1246])).
% 44.27/7.00  thf(zip_derived_cl1354, plain,
% 44.27/7.00      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/7.00         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i]:
% 44.27/7.00          (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/7.00           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)),
% 44.27/7.00      inference('demod', [status(thm)],
% 44.27/7.00                [zip_derived_cl695, zip_derived_cl927, zip_derived_cl933, 
% 44.27/7.00                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/7.00                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/7.00                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/7.00                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296])).
% 44.27/7.00  thf(zip_derived_cl1416, plain,
% 44.27/7.00      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/7.00         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/7.00         X14 : $i]:
% 44.27/7.00          (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/7.00           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)),
% 44.27/7.00      inference('demod', [status(thm)],
% 44.27/7.00                [zip_derived_cl661, zip_derived_cl927, zip_derived_cl933, 
% 44.27/7.00                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/7.00                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/7.00                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/7.00                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296, 
% 44.27/7.00                 zip_derived_cl1354])).
% 44.27/7.00  thf(zip_derived_cl1486, plain,
% 44.27/7.00      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/7.00         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/7.00         X14 : $i, X15 : $i]:
% 44.27/7.00          (ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 44.27/7.00           X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15)),
% 44.27/7.00      inference('demod', [status(thm)],
% 44.27/7.00                [zip_derived_cl623, zip_derived_cl927, zip_derived_cl933, 
% 44.27/7.00                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/7.00                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/7.00                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/7.00                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296, 
% 44.27/7.00                 zip_derived_cl1354, zip_derived_cl1416])).
% 44.27/7.00  thf(zip_derived_cl1555, plain,
% 44.27/7.00      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/7.00         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/7.00         X14 : $i, X15 : $i, X16 : $i]:
% 44.27/7.00          (ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 44.27/7.00           X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ 
% 44.27/7.00           X16)),
% 44.27/7.00      inference('demod', [status(thm)],
% 44.27/7.00                [zip_derived_cl587, zip_derived_cl927, zip_derived_cl933, 
% 44.27/7.00                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/7.00                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/7.00                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/7.00                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296, 
% 44.27/7.00                 zip_derived_cl1354, zip_derived_cl1416, zip_derived_cl1486])).
% 44.27/7.00  thf(zip_derived_cl1625, plain,
% 44.27/7.00      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/7.00         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/7.00         X14 : $i, X15 : $i, X16 : $i, X17 : $i]:
% 44.27/7.00          (ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 44.27/7.00           X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 44.27/7.00           X15 @ X16 @ X17)),
% 44.27/7.00      inference('demod', [status(thm)],
% 44.27/7.00                [zip_derived_cl548, zip_derived_cl927, zip_derived_cl933, 
% 44.27/7.00                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/7.00                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/7.00                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/7.00                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296, 
% 44.27/7.00                 zip_derived_cl1354, zip_derived_cl1416, zip_derived_cl1486, 
% 44.27/7.00                 zip_derived_cl1555])).
% 44.27/7.00  thf(zip_derived_cl1687, plain,
% 44.27/7.00      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/7.00         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/7.00         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i]:
% 44.27/7.00          (ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 44.27/7.00           X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 44.27/7.00           X15 @ X16 @ X17 @ X18)),
% 44.27/7.00      inference('demod', [status(thm)],
% 44.27/7.00                [zip_derived_cl509, zip_derived_cl927, zip_derived_cl933, 
% 44.27/7.00                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/7.00                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/7.00                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/7.00                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296, 
% 44.27/7.00                 zip_derived_cl1354, zip_derived_cl1416, zip_derived_cl1486, 
% 44.27/7.00                 zip_derived_cl1555, zip_derived_cl1625])).
% 44.27/7.00  thf(zip_derived_cl1752, plain,
% 44.27/7.00      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/7.00         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/7.00         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i]:
% 44.27/7.00          (ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 44.27/7.00           X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 44.27/7.00           X15 @ X16 @ X17 @ X18 @ X19)),
% 44.27/7.00      inference('demod', [status(thm)],
% 44.27/7.00                [zip_derived_cl471, zip_derived_cl927, zip_derived_cl933, 
% 44.27/7.00                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/7.00                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/7.00                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/7.00                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296, 
% 44.27/7.00                 zip_derived_cl1354, zip_derived_cl1416, zip_derived_cl1486, 
% 44.27/7.00                 zip_derived_cl1555, zip_derived_cl1625, zip_derived_cl1687])).
% 44.27/7.00  thf(zip_derived_cl1875, plain,
% 44.27/7.00      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/7.00         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/7.00         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i]:
% 44.27/7.00         ( (ssPv13_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 44.27/7.00            X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15)
% 44.27/7.00          | ~ (ssPv13_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 44.27/7.00               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 44.27/7.00               X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20))),
% 44.27/7.00      inference('demod', [status(thm)],
% 44.27/7.00                [zip_derived_cl389, zip_derived_cl927, zip_derived_cl933, 
% 44.27/7.00                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/7.00                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/7.00                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/7.00                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296, 
% 44.27/7.00                 zip_derived_cl1354, zip_derived_cl1416, zip_derived_cl1486, 
% 44.27/7.00                 zip_derived_cl1555, zip_derived_cl1625, zip_derived_cl1687, 
% 44.27/7.00                 zip_derived_cl1752])).
% 44.27/7.00  thf(zip_derived_cl2059, plain,
% 44.27/7.00      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/7.00         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/7.00         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i]:
% 44.27/7.00         ( (ssPv10_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X19 @ X18 @ 
% 44.27/7.00            X17 @ X16 @ X15 @ X14 @ X13 @ X12 @ X11 @ X10 @ X9 @ X8 @ X7 @ 
% 44.27/7.00            X6 @ X5 @ X4 @ X3 @ X2 @ X1)
% 44.27/7.00          | ~ (ssPv16_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X19 @ 
% 44.27/7.00               X18 @ X17 @ X16 @ X15 @ X14 @ X13 @ X12 @ X11 @ X10 @ X9 @ X8 @ 
% 44.27/7.00               X7 @ X6 @ X5 @ X4 @ X3 @ X2 @ X1 @ X0 @ skc30)
% 44.27/7.00          |  (ssPv20_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X19 @ 
% 44.27/7.00              X18 @ X17 @ X16 @ X15 @ X14 @ X13 @ X12 @ X11 @ X10 @ X9 @ X8 @ 
% 44.27/7.00              X7 @ X6 @ X5 @ X4 @ X3 @ X2 @ X1 @ X0 @ skc30)
% 44.27/7.00          |  (ssPv13_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X19 @ X18 @ X17 @ 
% 44.27/7.00              X16 @ X15 @ X14 @ X13 @ X12 @ X11 @ X10 @ X9 @ X8 @ X7 @ X6 @ 
% 44.27/7.00              X5 @ X4))),
% 44.27/7.00      inference('sup-', [status(thm)], [zip_derived_cl2058, zip_derived_cl1875])).
% 44.27/7.00  thf(zip_derived_cl2060, plain,
% 44.27/7.00      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/7.00         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/7.00         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i]:
% 44.27/7.00         (~ (ssPv16_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X19 @ X18 @ X17 @ X16 @ 
% 44.27/7.00             X15 @ X14 @ X13 @ X12 @ X11 @ X10 @ X9 @ X8 @ X7)
% 44.27/7.00          |  (ssPv13_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X19 @ X18 @ X17 @ 
% 44.27/7.00              X16 @ X15 @ X14 @ X13 @ X12 @ X11 @ X10 @ X9 @ X8 @ X7 @ X6 @ 
% 44.27/7.00              X5 @ X4)
% 44.27/7.00          |  (ssPv20_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X19 @ 
% 44.27/7.00              X18 @ X17 @ X16 @ X15 @ X14 @ X13 @ X12 @ X11 @ X10 @ X9 @ X8 @ 
% 44.27/7.00              X7 @ X6 @ X5 @ X4 @ X3 @ X2 @ X1 @ X0 @ skc30)
% 44.27/7.00          |  (ssPv10_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X19 @ X18 @ 
% 44.27/7.00              X17 @ X16 @ X15 @ X14 @ X13 @ X12 @ X11 @ X10 @ X9 @ X8 @ X7 @ 
% 44.27/7.00              X6 @ X5 @ X4 @ X3 @ X2 @ X1))),
% 44.27/7.00      inference('sup-', [status(thm)], [zip_derived_cl1880, zip_derived_cl2059])).
% 44.27/7.00  thf(clause520, conjecture,
% 44.27/7.00    (~( ( ssPv20_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) | 
% 44.27/7.00        ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 44.27/7.00        ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 44.27/7.00        ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 44.27/7.00        ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 44.27/7.00        ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 44.27/7.00        ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 44.27/7.00        ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 44.27/7.00        ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 44.27/7.00        ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 44.27/7.00        ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 44.27/7.00             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 44.27/7.00        ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/7.00             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 44.27/7.00        ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/7.00             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 44.27/7.00        ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/7.00             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 44.27/7.00        ( ~( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/7.00             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) | 
% 44.27/7.00        ( ~( ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/7.00             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) ) | 
% 44.27/7.00        ( ~( ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/7.00             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 44.27/7.00             X9 @ X10 ) ) | 
% 44.27/7.00        ( ~( ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/7.00             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 44.27/7.00             X9 @ X10 @ X11 ) ) | 
% 44.27/7.00        ( ~( ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/7.00             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 44.27/7.00             X9 @ X10 @ X11 @ X12 ) ) | 
% 44.27/7.00        ( ~( ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/7.00             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 44.27/7.00             X9 @ X10 @ X11 @ X12 @ X13 ) ) | 
% 44.27/7.00        ( ~( ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/7.00             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 44.27/7.00             X9 @ X10 @ X11 @ X12 @ X13 @ X14 ) ) | 
% 44.27/7.00        ( ~( ssPv20_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/7.00             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 44.27/7.00             X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 ) ) ))).
% 44.27/7.00  thf(zf_stmt_73, negated_conjecture,
% 44.27/7.00    (( ssPv20_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) | 
% 44.27/7.00     ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 44.27/7.00     ( ~( ssNder1_2r1r1 @ U @ V ) ) | ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 44.27/7.00     ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 44.27/7.00     ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 44.27/7.00     ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 44.27/7.00     ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 44.27/7.00     ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 44.27/7.00     ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 44.27/7.00     ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 44.27/7.00          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 44.27/7.00     ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/7.00          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 44.27/7.00     ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/7.00          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 44.27/7.00     ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/7.00          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 44.27/7.00     ( ~( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/7.00          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) | 
% 44.27/7.00     ( ~( ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/7.00          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) ) | 
% 44.27/7.00     ( ~( ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/7.00          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 44.27/7.00          X10 ) ) | 
% 44.27/7.00     ( ~( ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/7.00          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 44.27/7.00          X10 @ X11 ) ) | 
% 44.27/7.00     ( ~( ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/7.00          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 44.27/7.00          X10 @ X11 @ X12 ) ) | 
% 44.27/7.00     ( ~( ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/7.00          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 44.27/7.00          X10 @ X11 @ X12 @ X13 ) ) | 
% 44.27/7.00     ( ~( ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/7.00          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 44.27/7.00          X10 @ X11 @ X12 @ X13 @ X14 ) ) | 
% 44.27/7.00     ( ~( ssPv20_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/7.00          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 44.27/7.00          X10 @ X11 @ X12 @ X13 @ X14 @ X15 ) )),
% 44.27/7.00    inference('cnf.neg', [status(esa)], [clause520])).
% 44.27/7.00  thf(zip_derived_cl408, plain,
% 44.27/7.00      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/7.00         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/7.00         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i]:
% 44.27/7.00         ( (ssPv20_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 44.27/7.00            X7 @ X8)
% 44.27/7.00          | ~ (ssNder1_0)
% 44.27/7.00          | ~ (ssNder1_1r1 @ X0)
% 44.27/7.00          | ~ (ssNder1_2r1r1 @ X0 @ X1)
% 44.27/7.00          | ~ (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)
% 44.27/7.00          | ~ (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)
% 44.27/7.00          | ~ (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)
% 44.27/7.00          | ~ (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)
% 44.27/7.00          | ~ (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)
% 44.27/7.00          | ~ (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 44.27/7.00               X7)
% 44.27/7.00          | ~ (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 44.27/7.00               X6 @ X7 @ X8)
% 44.27/7.00          | ~ (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 44.27/7.00               X6 @ X7 @ X8 @ X9)
% 44.27/7.00          | ~ (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/7.00               X5 @ X6 @ X7 @ X8 @ X9 @ X10)
% 44.27/7.00          | ~ (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/7.00               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11)
% 44.27/7.00          | ~ (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/7.00               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)
% 44.27/7.00          | ~ (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 44.27/7.00               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)
% 44.27/7.00          | ~ (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 44.27/7.00               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)
% 44.27/7.00          | ~ (ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 44.27/7.00               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 44.27/7.00               X14 @ X15)
% 44.27/7.00          | ~ (ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 44.27/7.00               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 44.27/7.00               X14 @ X15 @ X16)
% 44.27/7.00          | ~ (ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 44.27/7.00               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 44.27/7.00               X14 @ X15 @ X16 @ X17)
% 44.27/7.00          | ~ (ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 44.27/7.00               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 44.27/7.00               X14 @ X15 @ X16 @ X17 @ X18)
% 44.27/7.00          | ~ (ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 44.27/7.00               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 44.27/7.00               X14 @ X15 @ X16 @ X17 @ X18 @ X19)
% 44.27/7.00          | ~ (ssPv20_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 44.27/7.00               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 44.27/7.00               X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20))),
% 44.27/7.00      inference('cnf', [status(esa)], [zf_stmt_73])).
% 44.27/7.00  thf(zip_derived_cl927, plain, ( (ssNder1_0)),
% 44.27/7.00      inference('cnf', [status(esa)], [zf_stmt_1])).
% 44.27/7.00  thf(zip_derived_cl933, plain, (![X0 : $i]:  (ssNder1_1r1 @ X0)),
% 44.27/7.00      inference('demod', [status(thm)], [zip_derived_cl926, zip_derived_cl927])).
% 44.27/7.00  thf(zip_derived_cl934, plain,
% 44.27/7.00      (![X0 : $i, X1 : $i]:  (ssNder1_2r1r1 @ X0 @ X1)),
% 44.27/7.00      inference('demod', [status(thm)],
% 44.27/7.00                [zip_derived_cl925, zip_derived_cl927, zip_derived_cl933])).
% 44.27/7.00  thf(zip_derived_cl939, plain,
% 44.27/7.00      (![X0 : $i, X1 : $i, X2 : $i]:  (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)),
% 44.27/7.00      inference('demod', [status(thm)],
% 44.27/7.00                [zip_derived_cl919, zip_derived_cl927, zip_derived_cl933, 
% 44.27/7.00                 zip_derived_cl934])).
% 44.27/7.00  thf(zip_derived_cl958, plain,
% 44.27/7.00      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 44.27/7.00          (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)),
% 44.27/7.00      inference('demod', [status(thm)],
% 44.27/7.00                [zip_derived_cl912, zip_derived_cl927, zip_derived_cl933, 
% 44.27/7.00                 zip_derived_cl934, zip_derived_cl939])).
% 44.27/7.00  thf(zip_derived_cl973, plain,
% 44.27/7.00      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 44.27/7.00          (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)),
% 44.27/7.00      inference('demod', [status(thm)],
% 44.27/7.00                [zip_derived_cl901, zip_derived_cl927, zip_derived_cl933, 
% 44.27/7.00                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958])).
% 44.27/7.00  thf(zip_derived_cl997, plain,
% 44.27/7.00      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 44.27/7.00          (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)),
% 44.27/7.00      inference('demod', [status(thm)],
% 44.27/7.00                [zip_derived_cl886, zip_derived_cl927, zip_derived_cl933, 
% 44.27/7.00                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/7.00                 zip_derived_cl973])).
% 44.27/7.00  thf(zip_derived_cl1026, plain,
% 44.27/7.00      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i]:
% 44.27/7.00          (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)),
% 44.27/7.00      inference('demod', [status(thm)],
% 44.27/7.00                [zip_derived_cl870, zip_derived_cl927, zip_derived_cl933, 
% 44.27/7.00                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/7.00                 zip_derived_cl973, zip_derived_cl997])).
% 44.27/7.00  thf(zip_derived_cl1059, plain,
% 44.27/7.00      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, X7 : $i]:
% 44.27/7.00          (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7)),
% 44.27/7.00      inference('demod', [status(thm)],
% 44.27/7.00                [zip_derived_cl850, zip_derived_cl927, zip_derived_cl933, 
% 44.27/7.00                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/7.00                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026])).
% 44.27/7.00  thf(zip_derived_cl1093, plain,
% 44.27/7.00      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/7.00         X7 : $i, X8 : $i]:
% 44.27/7.00          (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 44.27/7.00           X7 @ X8)),
% 44.27/7.00      inference('demod', [status(thm)],
% 44.27/7.00                [zip_derived_cl831, zip_derived_cl927, zip_derived_cl933, 
% 44.27/7.00                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/7.00                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/7.00                 zip_derived_cl1059])).
% 44.27/7.00  thf(zip_derived_cl1139, plain,
% 44.27/7.00      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/7.00         X7 : $i, X8 : $i, X9 : $i]:
% 44.27/7.00          (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 44.27/7.00           X7 @ X8 @ X9)),
% 44.27/7.00      inference('demod', [status(thm)],
% 44.27/7.00                [zip_derived_cl807, zip_derived_cl927, zip_derived_cl933, 
% 44.27/7.00                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/7.00                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/7.00                 zip_derived_cl1059, zip_derived_cl1093])).
% 44.27/7.00  thf(zip_derived_cl1196, plain,
% 44.27/7.00      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/7.00         X7 : $i, X8 : $i, X9 : $i, X10 : $i]:
% 44.27/7.00          (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 44.27/7.00           X6 @ X7 @ X8 @ X9 @ X10)),
% 44.27/7.00      inference('demod', [status(thm)],
% 44.27/7.00                [zip_derived_cl782, zip_derived_cl927, zip_derived_cl933, 
% 44.27/7.00                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/7.00                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/7.00                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139])).
% 44.27/7.00  thf(zip_derived_cl1246, plain,
% 44.27/7.00      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/7.00         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i]:
% 44.27/7.00          (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 44.27/7.00           X6 @ X7 @ X8 @ X9 @ X10 @ X11)),
% 44.27/7.00      inference('demod', [status(thm)],
% 44.27/7.00                [zip_derived_cl755, zip_derived_cl927, zip_derived_cl933, 
% 44.27/7.00                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/7.00                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/7.00                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/7.00                 zip_derived_cl1196])).
% 44.27/7.00  thf(zip_derived_cl1296, plain,
% 44.27/7.00      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/7.00         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i]:
% 44.27/7.00          (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/7.00           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)),
% 44.27/7.00      inference('demod', [status(thm)],
% 44.27/7.00                [zip_derived_cl728, zip_derived_cl927, zip_derived_cl933, 
% 44.27/7.00                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/7.00                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/7.00                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/7.00                 zip_derived_cl1196, zip_derived_cl1246])).
% 44.27/7.00  thf(zip_derived_cl1354, plain,
% 44.27/7.00      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/7.00         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i]:
% 44.27/7.00          (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/7.00           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)),
% 44.27/7.00      inference('demod', [status(thm)],
% 44.27/7.00                [zip_derived_cl695, zip_derived_cl927, zip_derived_cl933, 
% 44.27/7.00                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/7.00                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/7.00                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/7.00                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296])).
% 44.27/7.00  thf(zip_derived_cl1416, plain,
% 44.27/7.00      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/7.00         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/7.00         X14 : $i]:
% 44.27/7.00          (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/7.00           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)),
% 44.27/7.00      inference('demod', [status(thm)],
% 44.27/7.00                [zip_derived_cl661, zip_derived_cl927, zip_derived_cl933, 
% 44.27/7.00                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/7.00                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/7.00                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/7.00                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296, 
% 44.27/7.00                 zip_derived_cl1354])).
% 44.27/7.00  thf(zip_derived_cl1486, plain,
% 44.27/7.00      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/7.00         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/7.00         X14 : $i, X15 : $i]:
% 44.27/7.00          (ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 44.27/7.00           X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15)),
% 44.27/7.00      inference('demod', [status(thm)],
% 44.27/7.00                [zip_derived_cl623, zip_derived_cl927, zip_derived_cl933, 
% 44.27/7.00                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/7.00                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/7.00                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/7.00                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296, 
% 44.27/7.00                 zip_derived_cl1354, zip_derived_cl1416])).
% 44.27/7.00  thf(zip_derived_cl1555, plain,
% 44.27/7.00      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/7.00         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/7.00         X14 : $i, X15 : $i, X16 : $i]:
% 44.27/7.00          (ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 44.27/7.00           X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ 
% 44.27/7.00           X16)),
% 44.27/7.00      inference('demod', [status(thm)],
% 44.27/7.00                [zip_derived_cl587, zip_derived_cl927, zip_derived_cl933, 
% 44.27/7.00                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/7.00                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/7.00                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/7.00                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296, 
% 44.27/7.00                 zip_derived_cl1354, zip_derived_cl1416, zip_derived_cl1486])).
% 44.27/7.00  thf(zip_derived_cl1625, plain,
% 44.27/7.00      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/7.00         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/7.00         X14 : $i, X15 : $i, X16 : $i, X17 : $i]:
% 44.27/7.00          (ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 44.27/7.00           X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 44.27/7.00           X15 @ X16 @ X17)),
% 44.27/7.00      inference('demod', [status(thm)],
% 44.27/7.00                [zip_derived_cl548, zip_derived_cl927, zip_derived_cl933, 
% 44.27/7.00                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/7.00                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/7.00                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/7.00                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296, 
% 44.27/7.00                 zip_derived_cl1354, zip_derived_cl1416, zip_derived_cl1486, 
% 44.27/7.00                 zip_derived_cl1555])).
% 44.27/7.00  thf(zip_derived_cl1687, plain,
% 44.27/7.00      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/7.00         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/7.00         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i]:
% 44.27/7.00          (ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 44.27/7.00           X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 44.27/7.00           X15 @ X16 @ X17 @ X18)),
% 44.27/7.00      inference('demod', [status(thm)],
% 44.27/7.00                [zip_derived_cl509, zip_derived_cl927, zip_derived_cl933, 
% 44.27/7.00                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/7.00                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/7.00                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/7.00                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296, 
% 44.27/7.00                 zip_derived_cl1354, zip_derived_cl1416, zip_derived_cl1486, 
% 44.27/7.00                 zip_derived_cl1555, zip_derived_cl1625])).
% 44.27/7.00  thf(zip_derived_cl1752, plain,
% 44.27/7.00      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/7.00         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/7.00         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i]:
% 44.27/7.00          (ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 44.27/7.00           X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 44.27/7.00           X15 @ X16 @ X17 @ X18 @ X19)),
% 44.27/7.00      inference('demod', [status(thm)],
% 44.27/7.00                [zip_derived_cl471, zip_derived_cl927, zip_derived_cl933, 
% 44.27/7.00                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/7.00                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/7.00                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/7.00                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296, 
% 44.27/7.00                 zip_derived_cl1354, zip_derived_cl1416, zip_derived_cl1486, 
% 44.27/7.00                 zip_derived_cl1555, zip_derived_cl1625, zip_derived_cl1687])).
% 44.27/7.00  thf(zip_derived_cl1827, plain,
% 44.27/7.00      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/7.00         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/7.00         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i]:
% 44.27/7.00         ( (ssPv20_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 44.27/7.00            X7 @ X8)
% 44.27/7.00          | ~ (ssPv20_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 44.27/7.00               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 44.27/7.00               X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20))),
% 44.27/7.00      inference('demod', [status(thm)],
% 44.27/7.00                [zip_derived_cl408, zip_derived_cl927, zip_derived_cl933, 
% 44.27/7.00                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/7.00                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/7.00                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/7.00                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296, 
% 44.27/7.00                 zip_derived_cl1354, zip_derived_cl1416, zip_derived_cl1486, 
% 44.27/7.00                 zip_derived_cl1555, zip_derived_cl1625, zip_derived_cl1687, 
% 44.27/7.00                 zip_derived_cl1752])).
% 44.27/7.00  thf(zip_derived_cl2061, plain,
% 44.27/7.00      (![X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, X7 : $i, 
% 44.27/7.00         X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, X14 : $i, 
% 44.27/7.00         X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i]:
% 44.27/7.00         ( (ssPv10_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X19 @ X18 @ 
% 44.27/7.00            X17 @ X16 @ X15 @ X14 @ X13 @ X12 @ X11 @ X10 @ X9 @ X8 @ X7 @ 
% 44.27/7.00            X6 @ X5 @ X4 @ X3 @ X2 @ X1)
% 44.27/7.00          |  (ssPv13_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X19 @ X18 @ X17 @ 
% 44.27/7.00              X16 @ X15 @ X14 @ X13 @ X12 @ X11 @ X10 @ X9 @ X8 @ X7 @ X6 @ 
% 44.27/7.00              X5 @ X4)
% 44.27/7.00          | ~ (ssPv16_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X19 @ X18 @ X17 @ X16 @ 
% 44.27/7.00               X15 @ X14 @ X13 @ X12 @ X11 @ X10 @ X9 @ X8 @ X7)
% 44.27/7.00          |  (ssPv20_9r1r1r1r1r1r1r1r1r1 @ X19 @ X18 @ X17 @ X16 @ X15 @ X14 @ 
% 44.27/7.00              X13 @ X12 @ X11))),
% 44.27/7.00      inference('sup-', [status(thm)], [zip_derived_cl2060, zip_derived_cl1827])).
% 44.27/7.00  thf(clause445, conjecture,
% 44.27/7.00    (~( ( ssPv16_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/7.00          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 44.27/7.00          X10 @ X11 @ X12 @ X13 ) | 
% 44.27/7.00        ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 44.27/7.00        ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 44.27/7.00        ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 44.27/7.00        ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 44.27/7.00        ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 44.27/7.00        ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 44.27/7.00        ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 44.27/7.00        ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 44.27/7.00        ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 44.27/7.00        ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 44.27/7.00             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 44.27/7.00        ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/7.00             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 44.27/7.00        ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/7.00             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 44.27/7.00        ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/7.00             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 44.27/7.00        ( ~( ssPv16_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/7.00             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 44.27/7.00        ( ~( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/7.00             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) | 
% 44.27/7.00        ( ~( ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/7.00             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) ) | 
% 44.27/7.00        ( ~( ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/7.00             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 44.27/7.00             X9 @ X10 ) ) | 
% 44.27/7.00        ( ~( ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/7.00             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 44.27/7.00             X9 @ X10 @ X11 ) ) | 
% 44.27/7.00        ( ~( ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/7.00             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 44.27/7.00             X9 @ X10 @ X11 @ X12 ) ) ))).
% 44.27/7.00  thf(zf_stmt_74, negated_conjecture,
% 44.27/7.00    (( ssPv16_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/7.00       U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 44.27/7.00       X10 @ X11 @ X12 @ X13 ) | 
% 44.27/7.00     ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 44.27/7.00     ( ~( ssNder1_2r1r1 @ U @ V ) ) | ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 44.27/7.00     ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 44.27/7.00     ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 44.27/7.00     ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 44.27/7.00     ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 44.27/7.00     ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 44.27/7.00     ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 44.27/7.00     ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 44.27/7.00          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 44.27/7.00     ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/7.00          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 44.27/7.00     ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/7.00          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 44.27/7.00     ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/7.00          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 44.27/7.00     ( ~( ssPv16_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/7.00          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 44.27/7.00     ( ~( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/7.00          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) | 
% 44.27/7.00     ( ~( ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/7.00          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) ) | 
% 44.27/7.00     ( ~( ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/7.00          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 44.27/7.00          X10 ) ) | 
% 44.27/7.00     ( ~( ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/7.00          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 44.27/7.00          X10 @ X11 ) ) | 
% 44.27/7.00     ( ~( ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/7.00          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 44.27/7.00          X10 @ X11 @ X12 ) )),
% 44.27/7.00    inference('cnf.neg', [status(esa)], [clause445])).
% 44.27/7.00  thf(zip_derived_cl483, plain,
% 44.27/7.00      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/7.00         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/7.00         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i]:
% 44.27/7.00         ( (ssPv16_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 44.27/7.00            X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 44.27/7.00            X15 @ X16 @ X17 @ X18)
% 44.27/7.00          | ~ (ssNder1_0)
% 44.27/7.00          | ~ (ssNder1_1r1 @ X0)
% 44.27/7.00          | ~ (ssNder1_2r1r1 @ X0 @ X1)
% 44.27/7.00          | ~ (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)
% 44.27/7.00          | ~ (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)
% 44.27/7.00          | ~ (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)
% 44.27/7.00          | ~ (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)
% 44.27/7.00          | ~ (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)
% 44.27/7.00          | ~ (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 44.27/7.00               X7)
% 44.27/7.00          | ~ (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 44.27/7.00               X6 @ X7 @ X8)
% 44.27/7.00          | ~ (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 44.27/7.00               X6 @ X7 @ X8 @ X9)
% 44.27/7.00          | ~ (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/7.00               X5 @ X6 @ X7 @ X8 @ X9 @ X10)
% 44.27/7.00          | ~ (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/7.00               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11)
% 44.27/7.00          | ~ (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/7.00               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)
% 44.27/7.00          | ~ (ssPv16_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/7.00               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)
% 44.27/7.00          | ~ (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 44.27/7.00               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)
% 44.27/7.00          | ~ (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 44.27/7.00               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)
% 44.27/7.00          | ~ (ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 44.27/7.00               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 44.27/7.00               X14 @ X15)
% 44.27/7.00          | ~ (ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 44.27/7.00               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 44.27/7.00               X14 @ X15 @ X16)
% 44.27/7.00          | ~ (ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 44.27/7.00               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 44.27/7.00               X14 @ X15 @ X16 @ X17))),
% 44.27/7.00      inference('cnf', [status(esa)], [zf_stmt_74])).
% 44.27/7.00  thf(zip_derived_cl927, plain, ( (ssNder1_0)),
% 44.27/7.00      inference('cnf', [status(esa)], [zf_stmt_1])).
% 44.27/7.00  thf(zip_derived_cl933, plain, (![X0 : $i]:  (ssNder1_1r1 @ X0)),
% 44.27/7.00      inference('demod', [status(thm)], [zip_derived_cl926, zip_derived_cl927])).
% 44.27/7.00  thf(zip_derived_cl934, plain,
% 44.27/7.00      (![X0 : $i, X1 : $i]:  (ssNder1_2r1r1 @ X0 @ X1)),
% 44.27/7.00      inference('demod', [status(thm)],
% 44.27/7.00                [zip_derived_cl925, zip_derived_cl927, zip_derived_cl933])).
% 44.27/7.00  thf(zip_derived_cl939, plain,
% 44.27/7.00      (![X0 : $i, X1 : $i, X2 : $i]:  (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)),
% 44.27/7.00      inference('demod', [status(thm)],
% 44.27/7.00                [zip_derived_cl919, zip_derived_cl927, zip_derived_cl933, 
% 44.27/7.00                 zip_derived_cl934])).
% 44.27/7.00  thf(zip_derived_cl958, plain,
% 44.27/7.00      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 44.27/7.00          (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)),
% 44.27/7.00      inference('demod', [status(thm)],
% 44.27/7.00                [zip_derived_cl912, zip_derived_cl927, zip_derived_cl933, 
% 44.27/7.00                 zip_derived_cl934, zip_derived_cl939])).
% 44.27/7.00  thf(zip_derived_cl973, plain,
% 44.27/7.00      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 44.27/7.00          (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)),
% 44.27/7.00      inference('demod', [status(thm)],
% 44.27/7.00                [zip_derived_cl901, zip_derived_cl927, zip_derived_cl933, 
% 44.27/7.00                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958])).
% 44.27/7.00  thf(zip_derived_cl997, plain,
% 44.27/7.00      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 44.27/7.00          (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)),
% 44.27/7.00      inference('demod', [status(thm)],
% 44.27/7.00                [zip_derived_cl886, zip_derived_cl927, zip_derived_cl933, 
% 44.27/7.00                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/7.00                 zip_derived_cl973])).
% 44.27/7.00  thf(zip_derived_cl1026, plain,
% 44.27/7.00      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i]:
% 44.27/7.00          (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)),
% 44.27/7.00      inference('demod', [status(thm)],
% 44.27/7.00                [zip_derived_cl870, zip_derived_cl927, zip_derived_cl933, 
% 44.27/7.00                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/7.00                 zip_derived_cl973, zip_derived_cl997])).
% 44.27/7.00  thf(zip_derived_cl1059, plain,
% 44.27/7.00      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, X7 : $i]:
% 44.27/7.00          (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7)),
% 44.27/7.00      inference('demod', [status(thm)],
% 44.27/7.00                [zip_derived_cl850, zip_derived_cl927, zip_derived_cl933, 
% 44.27/7.00                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/7.00                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026])).
% 44.27/7.00  thf(zip_derived_cl1093, plain,
% 44.27/7.00      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/7.00         X7 : $i, X8 : $i]:
% 44.27/7.00          (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 44.27/7.00           X7 @ X8)),
% 44.27/7.00      inference('demod', [status(thm)],
% 44.27/7.00                [zip_derived_cl831, zip_derived_cl927, zip_derived_cl933, 
% 44.27/7.00                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/7.00                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/7.00                 zip_derived_cl1059])).
% 44.27/7.00  thf(zip_derived_cl1139, plain,
% 44.27/7.00      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/7.00         X7 : $i, X8 : $i, X9 : $i]:
% 44.27/7.00          (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 44.27/7.00           X7 @ X8 @ X9)),
% 44.27/7.00      inference('demod', [status(thm)],
% 44.27/7.00                [zip_derived_cl807, zip_derived_cl927, zip_derived_cl933, 
% 44.27/7.00                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/7.00                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/7.00                 zip_derived_cl1059, zip_derived_cl1093])).
% 44.27/7.00  thf(zip_derived_cl1196, plain,
% 44.27/7.00      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/7.00         X7 : $i, X8 : $i, X9 : $i, X10 : $i]:
% 44.27/7.00          (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 44.27/7.00           X6 @ X7 @ X8 @ X9 @ X10)),
% 44.27/7.00      inference('demod', [status(thm)],
% 44.27/7.00                [zip_derived_cl782, zip_derived_cl927, zip_derived_cl933, 
% 44.27/7.00                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/7.00                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/7.00                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139])).
% 44.27/7.00  thf(zip_derived_cl1246, plain,
% 44.27/7.00      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/7.00         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i]:
% 44.27/7.00          (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 44.27/7.00           X6 @ X7 @ X8 @ X9 @ X10 @ X11)),
% 44.27/7.00      inference('demod', [status(thm)],
% 44.27/7.00                [zip_derived_cl755, zip_derived_cl927, zip_derived_cl933, 
% 44.27/7.00                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/7.00                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/7.00                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/7.00                 zip_derived_cl1196])).
% 44.27/7.00  thf(zip_derived_cl1296, plain,
% 44.27/7.00      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/7.00         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i]:
% 44.27/7.00          (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/7.00           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)),
% 44.27/7.00      inference('demod', [status(thm)],
% 44.27/7.00                [zip_derived_cl728, zip_derived_cl927, zip_derived_cl933, 
% 44.27/7.00                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/7.00                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/7.00                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/7.00                 zip_derived_cl1196, zip_derived_cl1246])).
% 44.27/7.00  thf(zip_derived_cl1354, plain,
% 44.27/7.00      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/7.00         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i]:
% 44.27/7.00          (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/7.00           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)),
% 44.27/7.00      inference('demod', [status(thm)],
% 44.27/7.00                [zip_derived_cl695, zip_derived_cl927, zip_derived_cl933, 
% 44.27/7.00                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/7.00                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/7.00                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/7.00                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296])).
% 44.27/7.00  thf(zip_derived_cl1416, plain,
% 44.27/7.00      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/7.00         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/7.00         X14 : $i]:
% 44.27/7.00          (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/7.00           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)),
% 44.27/7.00      inference('demod', [status(thm)],
% 44.27/7.00                [zip_derived_cl661, zip_derived_cl927, zip_derived_cl933, 
% 44.27/7.00                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/7.00                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/7.00                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/7.00                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296, 
% 44.27/7.00                 zip_derived_cl1354])).
% 44.27/7.00  thf(zip_derived_cl1486, plain,
% 44.27/7.00      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/7.00         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/7.00         X14 : $i, X15 : $i]:
% 44.27/7.00          (ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 44.27/7.00           X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15)),
% 44.27/7.00      inference('demod', [status(thm)],
% 44.27/7.00                [zip_derived_cl623, zip_derived_cl927, zip_derived_cl933, 
% 44.27/7.00                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/7.00                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/7.00                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/7.00                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296, 
% 44.27/7.00                 zip_derived_cl1354, zip_derived_cl1416])).
% 44.27/7.00  thf(zip_derived_cl1555, plain,
% 44.27/7.00      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/7.00         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/7.00         X14 : $i, X15 : $i, X16 : $i]:
% 44.27/7.00          (ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 44.27/7.00           X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ 
% 44.27/7.00           X16)),
% 44.27/7.00      inference('demod', [status(thm)],
% 44.27/7.00                [zip_derived_cl587, zip_derived_cl927, zip_derived_cl933, 
% 44.27/7.00                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/7.00                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/7.00                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/7.00                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296, 
% 44.27/7.00                 zip_derived_cl1354, zip_derived_cl1416, zip_derived_cl1486])).
% 44.27/7.00  thf(zip_derived_cl1625, plain,
% 44.27/7.00      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/7.00         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/7.00         X14 : $i, X15 : $i, X16 : $i, X17 : $i]:
% 44.27/7.00          (ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 44.27/7.00           X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 44.27/7.00           X15 @ X16 @ X17)),
% 44.27/7.00      inference('demod', [status(thm)],
% 44.27/7.00                [zip_derived_cl548, zip_derived_cl927, zip_derived_cl933, 
% 44.27/7.00                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/7.00                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/7.00                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/7.00                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296, 
% 44.27/7.00                 zip_derived_cl1354, zip_derived_cl1416, zip_derived_cl1486, 
% 44.27/7.00                 zip_derived_cl1555])).
% 44.27/7.00  thf(zip_derived_cl1737, plain,
% 44.27/7.00      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/7.00         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/7.00         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i]:
% 44.27/7.00         ( (ssPv16_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 44.27/7.00            X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 44.27/7.00            X15 @ X16 @ X17 @ X18)
% 44.27/7.00          | ~ (ssPv16_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/7.00               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12))),
% 44.27/7.00      inference('demod', [status(thm)],
% 44.27/7.00                [zip_derived_cl483, zip_derived_cl927, zip_derived_cl933, 
% 44.27/7.00                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/7.00                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/7.00                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/7.00                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296, 
% 44.27/7.00                 zip_derived_cl1354, zip_derived_cl1416, zip_derived_cl1486, 
% 44.27/7.00                 zip_derived_cl1555, zip_derived_cl1625])).
% 44.27/7.00  thf(clause533, conjecture,
% 44.27/7.00    (~( ( ssPv18_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/7.00          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 44.27/7.00          X10 @ X11 @ X12 @ X13 ) | 
% 44.27/7.00        ( ssPv14_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/7.00          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 44.27/7.00          X10 @ X11 @ X12 @ X13 ) | 
% 44.27/7.00        ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 44.27/7.00        ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 44.27/7.00        ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 44.27/7.00        ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 44.27/7.00        ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 44.27/7.00        ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 44.27/7.00        ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 44.27/7.00        ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 44.27/7.00        ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 44.27/7.00        ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 44.27/7.00             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 44.27/7.00        ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/7.00             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 44.27/7.00        ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/7.00             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 44.27/7.00        ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/7.00             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 44.27/7.00        ( ~( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/7.00             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) | 
% 44.27/7.00        ( ~( ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/7.00             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) ) | 
% 44.27/7.00        ( ~( ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/7.00             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 44.27/7.00             X9 @ X10 ) ) | 
% 44.27/7.00        ( ~( ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/7.00             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 44.27/7.00             X9 @ X10 @ X11 ) ) | 
% 44.27/7.00        ( ~( ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/7.00             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 44.27/7.00             X9 @ X10 @ X11 @ X12 ) ) | 
% 44.27/7.00        ( ~( ssPv16_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/7.00             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 44.27/7.00             X9 @ X10 @ X11 @ X12 @ X13 ) ) | 
% 44.27/7.00        ( ~( ssPv10_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/7.00             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 44.27/7.00             X9 @ X10 @ X11 @ X12 @ X13 ) ) ))).
% 44.27/7.00  thf(zf_stmt_75, negated_conjecture,
% 44.27/7.00    (( ssPv18_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/7.00       U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 44.27/7.00       X10 @ X11 @ X12 @ X13 ) | 
% 44.27/7.00     ( ssPv14_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/7.00       U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 44.27/7.00       X10 @ X11 @ X12 @ X13 ) | 
% 44.27/7.00     ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 44.27/7.00     ( ~( ssNder1_2r1r1 @ U @ V ) ) | ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 44.27/7.00     ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 44.27/7.00     ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 44.27/7.00     ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 44.27/7.00     ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 44.27/7.00     ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 44.27/7.00     ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 44.27/7.00     ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 44.27/7.00          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 44.27/7.00     ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/7.00          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 44.27/7.00     ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/7.00          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 44.27/7.00     ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/7.00          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 44.27/7.00     ( ~( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/7.00          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) | 
% 44.27/7.00     ( ~( ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/7.00          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) ) | 
% 44.27/7.00     ( ~( ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/7.00          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 44.27/7.00          X10 ) ) | 
% 44.27/7.00     ( ~( ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/7.00          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 44.27/7.00          X10 @ X11 ) ) | 
% 44.27/7.00     ( ~( ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/7.00          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 44.27/7.00          X10 @ X11 @ X12 ) ) | 
% 44.27/7.00     ( ~( ssPv16_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/7.00          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 44.27/7.00          X10 @ X11 @ X12 @ X13 ) ) | 
% 44.27/7.00     ( ~( ssPv10_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/7.00          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 44.27/7.00          X10 @ X11 @ X12 @ X13 ) )),
% 44.27/7.00    inference('cnf.neg', [status(esa)], [clause533])).
% 44.27/7.00  thf(zip_derived_cl395, plain,
% 44.27/7.00      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/7.00         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/7.00         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i]:
% 44.27/7.00         ( (ssPv18_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 44.27/7.00            X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 44.27/7.00            X15 @ X16 @ X17 @ X18)
% 44.27/7.00          |  (ssPv14_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 44.27/7.00              X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 44.27/7.00              X15 @ X16 @ X17 @ X18)
% 44.27/7.00          | ~ (ssNder1_0)
% 44.27/7.00          | ~ (ssNder1_1r1 @ X0)
% 44.27/7.00          | ~ (ssNder1_2r1r1 @ X0 @ X1)
% 44.27/7.00          | ~ (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)
% 44.27/7.00          | ~ (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)
% 44.27/7.00          | ~ (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)
% 44.27/7.00          | ~ (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)
% 44.27/7.00          | ~ (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)
% 44.27/7.00          | ~ (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 44.27/7.00               X7)
% 44.27/7.00          | ~ (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 44.27/7.00               X6 @ X7 @ X8)
% 44.27/7.00          | ~ (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 44.27/7.00               X6 @ X7 @ X8 @ X9)
% 44.27/7.00          | ~ (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/7.00               X5 @ X6 @ X7 @ X8 @ X9 @ X10)
% 44.27/7.00          | ~ (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/7.00               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11)
% 44.27/7.00          | ~ (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/7.00               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)
% 44.27/7.00          | ~ (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 44.27/7.00               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)
% 44.27/7.00          | ~ (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 44.27/7.00               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)
% 44.27/7.00          | ~ (ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 44.27/7.00               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 44.27/7.00               X14 @ X15)
% 44.27/7.00          | ~ (ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 44.27/7.00               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 44.27/7.00               X14 @ X15 @ X16)
% 44.27/7.00          | ~ (ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 44.27/7.00               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 44.27/7.00               X14 @ X15 @ X16 @ X17)
% 44.27/7.00          | ~ (ssPv16_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 44.27/7.00               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 44.27/7.00               X14 @ X15 @ X16 @ X17 @ X18)
% 44.27/7.00          | ~ (ssPv10_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 44.27/7.00               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 44.27/7.00               X14 @ X15 @ X16 @ X17 @ X18))),
% 44.27/7.00      inference('cnf', [status(esa)], [zf_stmt_75])).
% 44.27/7.00  thf(zip_derived_cl927, plain, ( (ssNder1_0)),
% 44.27/7.00      inference('cnf', [status(esa)], [zf_stmt_1])).
% 44.27/7.00  thf(zip_derived_cl933, plain, (![X0 : $i]:  (ssNder1_1r1 @ X0)),
% 44.27/7.00      inference('demod', [status(thm)], [zip_derived_cl926, zip_derived_cl927])).
% 44.27/7.00  thf(zip_derived_cl934, plain,
% 44.27/7.00      (![X0 : $i, X1 : $i]:  (ssNder1_2r1r1 @ X0 @ X1)),
% 44.27/7.00      inference('demod', [status(thm)],
% 44.27/7.00                [zip_derived_cl925, zip_derived_cl927, zip_derived_cl933])).
% 44.27/7.00  thf(zip_derived_cl939, plain,
% 44.27/7.00      (![X0 : $i, X1 : $i, X2 : $i]:  (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)),
% 44.27/7.00      inference('demod', [status(thm)],
% 44.27/7.00                [zip_derived_cl919, zip_derived_cl927, zip_derived_cl933, 
% 44.27/7.00                 zip_derived_cl934])).
% 44.27/7.00  thf(zip_derived_cl958, plain,
% 44.27/7.00      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 44.27/7.00          (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)),
% 44.27/7.00      inference('demod', [status(thm)],
% 44.27/7.00                [zip_derived_cl912, zip_derived_cl927, zip_derived_cl933, 
% 44.27/7.00                 zip_derived_cl934, zip_derived_cl939])).
% 44.27/7.00  thf(zip_derived_cl973, plain,
% 44.27/7.00      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 44.27/7.00          (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)),
% 44.27/7.00      inference('demod', [status(thm)],
% 44.27/7.00                [zip_derived_cl901, zip_derived_cl927, zip_derived_cl933, 
% 44.27/7.00                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958])).
% 44.27/7.00  thf(zip_derived_cl997, plain,
% 44.27/7.00      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 44.27/7.00          (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)),
% 44.27/7.00      inference('demod', [status(thm)],
% 44.27/7.00                [zip_derived_cl886, zip_derived_cl927, zip_derived_cl933, 
% 44.27/7.00                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/7.00                 zip_derived_cl973])).
% 44.27/7.00  thf(zip_derived_cl1026, plain,
% 44.27/7.00      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i]:
% 44.27/7.00          (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)),
% 44.27/7.00      inference('demod', [status(thm)],
% 44.27/7.00                [zip_derived_cl870, zip_derived_cl927, zip_derived_cl933, 
% 44.27/7.00                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/7.00                 zip_derived_cl973, zip_derived_cl997])).
% 44.27/7.00  thf(zip_derived_cl1059, plain,
% 44.27/7.00      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, X7 : $i]:
% 44.27/7.00          (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7)),
% 44.27/7.00      inference('demod', [status(thm)],
% 44.27/7.00                [zip_derived_cl850, zip_derived_cl927, zip_derived_cl933, 
% 44.27/7.00                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/7.00                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026])).
% 44.27/7.00  thf(zip_derived_cl1093, plain,
% 44.27/7.00      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/7.00         X7 : $i, X8 : $i]:
% 44.27/7.00          (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 44.27/7.00           X7 @ X8)),
% 44.27/7.00      inference('demod', [status(thm)],
% 44.27/7.00                [zip_derived_cl831, zip_derived_cl927, zip_derived_cl933, 
% 44.27/7.00                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/7.00                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/7.00                 zip_derived_cl1059])).
% 44.27/7.00  thf(zip_derived_cl1139, plain,
% 44.27/7.00      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/7.00         X7 : $i, X8 : $i, X9 : $i]:
% 44.27/7.00          (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 44.27/7.00           X7 @ X8 @ X9)),
% 44.27/7.00      inference('demod', [status(thm)],
% 44.27/7.00                [zip_derived_cl807, zip_derived_cl927, zip_derived_cl933, 
% 44.27/7.00                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/7.00                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/7.00                 zip_derived_cl1059, zip_derived_cl1093])).
% 44.27/7.00  thf(zip_derived_cl1196, plain,
% 44.27/7.00      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/7.00         X7 : $i, X8 : $i, X9 : $i, X10 : $i]:
% 44.27/7.00          (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 44.27/7.00           X6 @ X7 @ X8 @ X9 @ X10)),
% 44.27/7.00      inference('demod', [status(thm)],
% 44.27/7.00                [zip_derived_cl782, zip_derived_cl927, zip_derived_cl933, 
% 44.27/7.00                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/7.00                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/7.00                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139])).
% 44.27/7.00  thf(zip_derived_cl1246, plain,
% 44.27/7.00      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/7.00         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i]:
% 44.27/7.00          (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 44.27/7.00           X6 @ X7 @ X8 @ X9 @ X10 @ X11)),
% 44.27/7.00      inference('demod', [status(thm)],
% 44.27/7.00                [zip_derived_cl755, zip_derived_cl927, zip_derived_cl933, 
% 44.27/7.00                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/7.00                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/7.00                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/7.00                 zip_derived_cl1196])).
% 44.27/7.00  thf(zip_derived_cl1296, plain,
% 44.27/7.00      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/7.00         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i]:
% 44.27/7.00          (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/7.00           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)),
% 44.27/7.00      inference('demod', [status(thm)],
% 44.27/7.00                [zip_derived_cl728, zip_derived_cl927, zip_derived_cl933, 
% 44.27/7.00                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/7.00                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/7.00                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/7.00                 zip_derived_cl1196, zip_derived_cl1246])).
% 44.27/7.00  thf(zip_derived_cl1354, plain,
% 44.27/7.00      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/7.00         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i]:
% 44.27/7.00          (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/7.00           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)),
% 44.27/7.00      inference('demod', [status(thm)],
% 44.27/7.00                [zip_derived_cl695, zip_derived_cl927, zip_derived_cl933, 
% 44.27/7.00                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/7.00                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/7.00                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/7.00                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296])).
% 44.27/7.00  thf(zip_derived_cl1416, plain,
% 44.27/7.00      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/7.00         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/7.00         X14 : $i]:
% 44.27/7.00          (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/7.00           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)),
% 44.27/7.00      inference('demod', [status(thm)],
% 44.27/7.00                [zip_derived_cl661, zip_derived_cl927, zip_derived_cl933, 
% 44.27/7.00                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/7.00                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/7.00                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/7.00                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296, 
% 44.27/7.00                 zip_derived_cl1354])).
% 44.27/7.00  thf(zip_derived_cl1486, plain,
% 44.27/7.00      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/7.00         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/7.00         X14 : $i, X15 : $i]:
% 44.27/7.00          (ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 44.27/7.00           X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15)),
% 44.27/7.00      inference('demod', [status(thm)],
% 44.27/7.00                [zip_derived_cl623, zip_derived_cl927, zip_derived_cl933, 
% 44.27/7.00                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/7.00                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/7.00                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/7.00                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296, 
% 44.27/7.00                 zip_derived_cl1354, zip_derived_cl1416])).
% 44.27/7.00  thf(zip_derived_cl1555, plain,
% 44.27/7.00      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/7.00         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/7.00         X14 : $i, X15 : $i, X16 : $i]:
% 44.27/7.00          (ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 44.27/7.00           X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ 
% 44.27/7.00           X16)),
% 44.27/7.00      inference('demod', [status(thm)],
% 44.27/7.00                [zip_derived_cl587, zip_derived_cl927, zip_derived_cl933, 
% 44.27/7.00                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/7.00                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/7.00                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/7.00                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296, 
% 44.27/7.00                 zip_derived_cl1354, zip_derived_cl1416, zip_derived_cl1486])).
% 44.27/7.00  thf(zip_derived_cl1625, plain,
% 44.27/7.00      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/7.00         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/7.00         X14 : $i, X15 : $i, X16 : $i, X17 : $i]:
% 44.27/7.00          (ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 44.27/7.00           X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 44.27/7.00           X15 @ X16 @ X17)),
% 44.27/7.00      inference('demod', [status(thm)],
% 44.27/7.00                [zip_derived_cl548, zip_derived_cl927, zip_derived_cl933, 
% 44.27/7.00                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/7.00                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/7.00                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/7.00                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296, 
% 44.27/7.00                 zip_derived_cl1354, zip_derived_cl1416, zip_derived_cl1486, 
% 44.27/7.00                 zip_derived_cl1555])).
% 44.27/7.00  thf(zip_derived_cl1884, plain,
% 44.27/7.00      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/7.00         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/7.00         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i]:
% 44.27/7.00         ( (ssPv18_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 44.27/7.00            X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 44.27/7.00            X15 @ X16 @ X17 @ X18)
% 44.27/7.00          |  (ssPv14_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 44.27/7.00              X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 44.27/7.00              X15 @ X16 @ X17 @ X18)
% 44.27/7.00          | ~ (ssPv16_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 44.27/7.00               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 44.27/7.00               X14 @ X15 @ X16 @ X17 @ X18)
% 44.27/7.00          | ~ (ssPv10_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 44.27/7.00               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 44.27/7.00               X14 @ X15 @ X16 @ X17 @ X18))),
% 44.27/7.00      inference('demod', [status(thm)],
% 44.27/7.00                [zip_derived_cl395, zip_derived_cl927, zip_derived_cl933, 
% 44.27/7.00                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/7.00                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/7.00                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/7.00                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296, 
% 44.27/7.00                 zip_derived_cl1354, zip_derived_cl1416, zip_derived_cl1486, 
% 44.27/7.00                 zip_derived_cl1555, zip_derived_cl1625])).
% 44.27/7.00  thf(zip_derived_cl1885, plain,
% 44.27/7.00      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/7.00         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/7.00         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i]:
% 44.27/7.00         (~ (ssPv16_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X18 @ X17 @ X16 @ X15 @ 
% 44.27/7.00             X14 @ X13 @ X12 @ X11 @ X10 @ X9 @ X8 @ X7 @ X6)
% 44.27/7.00          | ~ (ssPv10_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X18 @ X17 @ 
% 44.27/7.00               X16 @ X15 @ X14 @ X13 @ X12 @ X11 @ X10 @ X9 @ X8 @ X7 @ X6 @ 
% 44.27/7.00               X5 @ X4 @ X3 @ X2 @ X1 @ X0)
% 44.27/7.00          |  (ssPv14_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X18 @ X17 @ 
% 44.27/7.00              X16 @ X15 @ X14 @ X13 @ X12 @ X11 @ X10 @ X9 @ X8 @ X7 @ X6 @ 
% 44.27/7.00              X5 @ X4 @ X3 @ X2 @ X1 @ X0)
% 44.27/7.00          |  (ssPv18_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X18 @ X17 @ 
% 44.27/7.00              X16 @ X15 @ X14 @ X13 @ X12 @ X11 @ X10 @ X9 @ X8 @ X7 @ X6 @ 
% 44.27/7.00              X5 @ X4 @ X3 @ X2 @ X1 @ X0))),
% 44.27/7.00      inference('sup-', [status(thm)], [zip_derived_cl1737, zip_derived_cl1884])).
% 44.27/7.00  thf(zip_derived_cl2063, plain,
% 44.27/7.00      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/7.00         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/7.00         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i]:
% 44.27/7.00         ( (ssPv20_9r1r1r1r1r1r1r1r1r1 @ X18 @ X17 @ X16 @ X15 @ X14 @ X13 @ 
% 44.27/7.00            X12 @ X11 @ X10)
% 44.27/7.00          | ~ (ssPv16_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X18 @ X17 @ X16 @ X15 @ 
% 44.27/7.00               X14 @ X13 @ X12 @ X11 @ X10 @ X9 @ X8 @ X7 @ X6)
% 44.27/7.00          |  (ssPv13_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X18 @ X17 @ X16 @ 
% 44.27/7.00              X15 @ X14 @ X13 @ X12 @ X11 @ X10 @ X9 @ X8 @ X7 @ X6 @ X5 @ 
% 44.27/7.00              X4 @ X3)
% 44.27/7.00          |  (ssPv18_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X18 @ X17 @ 
% 44.27/7.00              X16 @ X15 @ X14 @ X13 @ X12 @ X11 @ X10 @ X9 @ X8 @ X7 @ X6 @ 
% 44.27/7.00              X5 @ X4 @ X3 @ X2 @ X1 @ X0)
% 44.27/7.00          |  (ssPv14_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X18 @ X17 @ 
% 44.27/7.00              X16 @ X15 @ X14 @ X13 @ X12 @ X11 @ X10 @ X9 @ X8 @ X7 @ X6 @ 
% 44.27/7.00              X5 @ X4 @ X3 @ X2 @ X1 @ X0)
% 44.27/7.00          | ~ (ssPv16_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X18 @ X17 @ X16 @ X15 @ 
% 44.27/7.00               X14 @ X13 @ X12 @ X11 @ X10 @ X9 @ X8 @ X7 @ X6))),
% 44.27/7.00      inference('sup-', [status(thm)], [zip_derived_cl2061, zip_derived_cl1885])).
% 44.27/7.00  thf(zip_derived_cl2064, plain,
% 44.27/7.00      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/7.00         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/7.00         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i]:
% 44.27/7.00         ( (ssPv14_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X18 @ X17 @ 
% 44.27/7.00            X16 @ X15 @ X14 @ X13 @ X12 @ X11 @ X10 @ X9 @ X8 @ X7 @ X6 @ X5 @ 
% 44.27/7.00            X4 @ X3 @ X2 @ X1 @ X0)
% 44.27/7.00          |  (ssPv18_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X18 @ X17 @ 
% 44.27/7.00              X16 @ X15 @ X14 @ X13 @ X12 @ X11 @ X10 @ X9 @ X8 @ X7 @ X6 @ 
% 44.27/7.00              X5 @ X4 @ X3 @ X2 @ X1 @ X0)
% 44.27/7.00          |  (ssPv13_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X18 @ X17 @ X16 @ 
% 44.27/7.00              X15 @ X14 @ X13 @ X12 @ X11 @ X10 @ X9 @ X8 @ X7 @ X6 @ X5 @ 
% 44.27/7.00              X4 @ X3)
% 44.27/7.00          | ~ (ssPv16_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X18 @ X17 @ X16 @ X15 @ 
% 44.27/7.00               X14 @ X13 @ X12 @ X11 @ X10 @ X9 @ X8 @ X7 @ X6)
% 44.27/7.00          |  (ssPv20_9r1r1r1r1r1r1r1r1r1 @ X18 @ X17 @ X16 @ X15 @ X14 @ X13 @ 
% 44.27/7.00              X12 @ X11 @ X10))),
% 44.27/7.00      inference('simplify', [status(thm)], [zip_derived_cl2063])).
% 44.27/7.00  thf(clause450, conjecture,
% 44.27/7.00    (~( ( ssPv14_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/7.00          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) | 
% 44.27/7.00        ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 44.27/7.00        ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 44.27/7.00        ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 44.27/7.00        ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 44.27/7.00        ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 44.27/7.00        ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 44.27/7.00        ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 44.27/7.00        ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 44.27/7.00        ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 44.27/7.00        ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 44.27/7.00             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 44.27/7.00        ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/7.00             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 44.27/7.00        ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/7.00             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 44.27/7.00        ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/7.00             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 44.27/7.00        ( ~( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/7.00             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) | 
% 44.27/7.00        ( ~( ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/7.00             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) ) | 
% 44.27/7.00        ( ~( ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/7.00             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 44.27/7.00             X9 @ X10 ) ) | 
% 44.27/7.00        ( ~( ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/7.00             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 44.27/7.00             X9 @ X10 @ X11 ) ) | 
% 44.27/7.00        ( ~( ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/7.00             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 44.27/7.00             X9 @ X10 @ X11 @ X12 ) ) | 
% 44.27/7.00        ( ~( ssPv14_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/7.00             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 44.27/7.00             X9 @ X10 @ X11 @ X12 @ X13 ) ) ))).
% 44.27/7.00  thf(zf_stmt_76, negated_conjecture,
% 44.27/7.00    (( ssPv14_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/7.00       U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) | 
% 44.27/7.00     ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 44.27/7.00     ( ~( ssNder1_2r1r1 @ U @ V ) ) | ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 44.27/7.00     ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 44.27/7.00     ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 44.27/7.00     ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 44.27/7.00     ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 44.27/7.00     ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 44.27/7.00     ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 44.27/7.00     ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 44.27/7.00          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 44.27/7.00     ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/7.00          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 44.27/7.00     ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/7.00          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 44.27/7.00     ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/7.00          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 44.27/7.00     ( ~( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/7.00          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) | 
% 44.27/7.00     ( ~( ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/7.00          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) ) | 
% 44.27/7.00     ( ~( ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/7.00          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 44.27/7.00          X10 ) ) | 
% 44.27/7.00     ( ~( ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/7.00          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 44.27/7.00          X10 @ X11 ) ) | 
% 44.27/7.00     ( ~( ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/7.00          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 44.27/7.00          X10 @ X11 @ X12 ) ) | 
% 44.27/7.00     ( ~( ssPv14_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/7.00          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 44.27/7.00          X10 @ X11 @ X12 @ X13 ) )),
% 44.27/7.00    inference('cnf.neg', [status(esa)], [clause450])).
% 44.27/7.00  thf(zip_derived_cl478, plain,
% 44.27/7.00      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/7.00         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/7.00         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i]:
% 44.27/7.00         ( (ssPv14_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/7.00            X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)
% 44.27/7.00          | ~ (ssNder1_0)
% 44.27/7.00          | ~ (ssNder1_1r1 @ X0)
% 44.27/7.00          | ~ (ssNder1_2r1r1 @ X0 @ X1)
% 44.27/7.00          | ~ (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)
% 44.27/7.00          | ~ (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)
% 44.27/7.00          | ~ (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)
% 44.27/7.00          | ~ (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)
% 44.27/7.00          | ~ (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)
% 44.27/7.00          | ~ (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 44.27/7.00               X7)
% 44.27/7.00          | ~ (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 44.27/7.00               X6 @ X7 @ X8)
% 44.27/7.00          | ~ (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 44.27/7.00               X6 @ X7 @ X8 @ X9)
% 44.27/7.00          | ~ (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/7.00               X5 @ X6 @ X7 @ X8 @ X9 @ X10)
% 44.27/7.00          | ~ (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/7.00               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11)
% 44.27/7.00          | ~ (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/7.00               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)
% 44.27/7.00          | ~ (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 44.27/7.00               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)
% 44.27/7.00          | ~ (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 44.27/7.00               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)
% 44.27/7.00          | ~ (ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 44.27/7.00               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 44.27/7.00               X14 @ X15)
% 44.27/7.00          | ~ (ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 44.27/7.00               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 44.27/7.00               X14 @ X15 @ X16)
% 44.27/7.00          | ~ (ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 44.27/7.00               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 44.27/7.00               X14 @ X15 @ X16 @ X17)
% 44.27/7.00          | ~ (ssPv14_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 44.27/7.00               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 44.27/7.00               X14 @ X15 @ X16 @ X17 @ X18))),
% 44.27/7.00      inference('cnf', [status(esa)], [zf_stmt_76])).
% 44.27/7.00  thf(zip_derived_cl927, plain, ( (ssNder1_0)),
% 44.27/7.00      inference('cnf', [status(esa)], [zf_stmt_1])).
% 44.27/7.00  thf(zip_derived_cl933, plain, (![X0 : $i]:  (ssNder1_1r1 @ X0)),
% 44.27/7.00      inference('demod', [status(thm)], [zip_derived_cl926, zip_derived_cl927])).
% 44.27/7.00  thf(zip_derived_cl934, plain,
% 44.27/7.00      (![X0 : $i, X1 : $i]:  (ssNder1_2r1r1 @ X0 @ X1)),
% 44.27/7.00      inference('demod', [status(thm)],
% 44.27/7.00                [zip_derived_cl925, zip_derived_cl927, zip_derived_cl933])).
% 44.27/7.00  thf(zip_derived_cl939, plain,
% 44.27/7.00      (![X0 : $i, X1 : $i, X2 : $i]:  (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)),
% 44.27/7.00      inference('demod', [status(thm)],
% 44.27/7.00                [zip_derived_cl919, zip_derived_cl927, zip_derived_cl933, 
% 44.27/7.00                 zip_derived_cl934])).
% 44.27/7.00  thf(zip_derived_cl958, plain,
% 44.27/7.00      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 44.27/7.00          (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)),
% 44.27/7.00      inference('demod', [status(thm)],
% 44.27/7.00                [zip_derived_cl912, zip_derived_cl927, zip_derived_cl933, 
% 44.27/7.00                 zip_derived_cl934, zip_derived_cl939])).
% 44.27/7.00  thf(zip_derived_cl973, plain,
% 44.27/7.00      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 44.27/7.00          (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)),
% 44.27/7.00      inference('demod', [status(thm)],
% 44.27/7.00                [zip_derived_cl901, zip_derived_cl927, zip_derived_cl933, 
% 44.27/7.00                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958])).
% 44.27/7.00  thf(zip_derived_cl997, plain,
% 44.27/7.00      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 44.27/7.00          (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)),
% 44.27/7.00      inference('demod', [status(thm)],
% 44.27/7.00                [zip_derived_cl886, zip_derived_cl927, zip_derived_cl933, 
% 44.27/7.00                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/7.00                 zip_derived_cl973])).
% 44.27/7.00  thf(zip_derived_cl1026, plain,
% 44.27/7.00      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i]:
% 44.27/7.00          (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)),
% 44.27/7.00      inference('demod', [status(thm)],
% 44.27/7.00                [zip_derived_cl870, zip_derived_cl927, zip_derived_cl933, 
% 44.27/7.00                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/7.00                 zip_derived_cl973, zip_derived_cl997])).
% 44.27/7.00  thf(zip_derived_cl1059, plain,
% 44.27/7.00      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, X7 : $i]:
% 44.27/7.00          (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7)),
% 44.27/7.00      inference('demod', [status(thm)],
% 44.27/7.00                [zip_derived_cl850, zip_derived_cl927, zip_derived_cl933, 
% 44.27/7.00                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/7.00                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026])).
% 44.27/7.00  thf(zip_derived_cl1093, plain,
% 44.27/7.00      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/7.00         X7 : $i, X8 : $i]:
% 44.27/7.00          (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 44.27/7.00           X7 @ X8)),
% 44.27/7.00      inference('demod', [status(thm)],
% 44.27/7.00                [zip_derived_cl831, zip_derived_cl927, zip_derived_cl933, 
% 44.27/7.00                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/7.00                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/7.00                 zip_derived_cl1059])).
% 44.27/7.00  thf(zip_derived_cl1139, plain,
% 44.27/7.00      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/7.00         X7 : $i, X8 : $i, X9 : $i]:
% 44.27/7.00          (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 44.27/7.00           X7 @ X8 @ X9)),
% 44.27/7.00      inference('demod', [status(thm)],
% 44.27/7.00                [zip_derived_cl807, zip_derived_cl927, zip_derived_cl933, 
% 44.27/7.00                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/7.00                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/7.00                 zip_derived_cl1059, zip_derived_cl1093])).
% 44.27/7.00  thf(zip_derived_cl1196, plain,
% 44.27/7.00      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/7.00         X7 : $i, X8 : $i, X9 : $i, X10 : $i]:
% 44.27/7.00          (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 44.27/7.00           X6 @ X7 @ X8 @ X9 @ X10)),
% 44.27/7.00      inference('demod', [status(thm)],
% 44.27/7.00                [zip_derived_cl782, zip_derived_cl927, zip_derived_cl933, 
% 44.27/7.00                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/7.00                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/7.00                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139])).
% 44.27/7.00  thf(zip_derived_cl1246, plain,
% 44.27/7.00      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/7.00         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i]:
% 44.27/7.00          (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 44.27/7.00           X6 @ X7 @ X8 @ X9 @ X10 @ X11)),
% 44.27/7.00      inference('demod', [status(thm)],
% 44.27/7.00                [zip_derived_cl755, zip_derived_cl927, zip_derived_cl933, 
% 44.27/7.00                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/7.00                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/7.00                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/7.00                 zip_derived_cl1196])).
% 44.27/7.00  thf(zip_derived_cl1296, plain,
% 44.27/7.00      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/7.00         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i]:
% 44.27/7.00          (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/7.00           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)),
% 44.27/7.00      inference('demod', [status(thm)],
% 44.27/7.00                [zip_derived_cl728, zip_derived_cl927, zip_derived_cl933, 
% 44.27/7.00                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/7.00                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/7.00                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/7.00                 zip_derived_cl1196, zip_derived_cl1246])).
% 44.27/7.00  thf(zip_derived_cl1354, plain,
% 44.27/7.00      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/7.00         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i]:
% 44.27/7.00          (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/7.00           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)),
% 44.27/7.00      inference('demod', [status(thm)],
% 44.27/7.00                [zip_derived_cl695, zip_derived_cl927, zip_derived_cl933, 
% 44.27/7.00                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/7.00                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/7.00                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/7.00                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296])).
% 44.27/7.00  thf(zip_derived_cl1416, plain,
% 44.27/7.00      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/7.00         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/7.00         X14 : $i]:
% 44.27/7.00          (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/7.00           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)),
% 44.27/7.00      inference('demod', [status(thm)],
% 44.27/7.00                [zip_derived_cl661, zip_derived_cl927, zip_derived_cl933, 
% 44.27/7.00                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/7.00                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/7.00                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/7.00                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296, 
% 44.27/7.00                 zip_derived_cl1354])).
% 44.27/7.00  thf(zip_derived_cl1486, plain,
% 44.27/7.00      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/7.00         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/7.00         X14 : $i, X15 : $i]:
% 44.27/7.00          (ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 44.27/7.00           X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15)),
% 44.27/7.00      inference('demod', [status(thm)],
% 44.27/7.00                [zip_derived_cl623, zip_derived_cl927, zip_derived_cl933, 
% 44.27/7.00                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/7.00                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/7.00                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/7.00                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296, 
% 44.27/7.00                 zip_derived_cl1354, zip_derived_cl1416])).
% 44.27/7.00  thf(zip_derived_cl1555, plain,
% 44.27/7.00      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/7.00         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/7.00         X14 : $i, X15 : $i, X16 : $i]:
% 44.27/7.00          (ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 44.27/7.00           X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ 
% 44.27/7.00           X16)),
% 44.27/7.00      inference('demod', [status(thm)],
% 44.27/7.00                [zip_derived_cl587, zip_derived_cl927, zip_derived_cl933, 
% 44.27/7.00                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/7.00                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/7.00                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/7.00                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296, 
% 44.27/7.00                 zip_derived_cl1354, zip_derived_cl1416, zip_derived_cl1486])).
% 44.27/7.00  thf(zip_derived_cl1625, plain,
% 44.27/7.00      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/7.00         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/7.00         X14 : $i, X15 : $i, X16 : $i, X17 : $i]:
% 44.27/7.00          (ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 44.27/7.00           X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 44.27/7.00           X15 @ X16 @ X17)),
% 44.27/7.00      inference('demod', [status(thm)],
% 44.27/7.00                [zip_derived_cl548, zip_derived_cl927, zip_derived_cl933, 
% 44.27/7.00                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/7.00                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/7.00                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/7.00                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296, 
% 44.27/7.00                 zip_derived_cl1354, zip_derived_cl1416, zip_derived_cl1486, 
% 44.27/7.00                 zip_derived_cl1555])).
% 44.27/7.00  thf(zip_derived_cl1732, plain,
% 44.27/7.00      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/7.00         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/7.00         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i]:
% 44.27/7.00         ( (ssPv14_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/7.00            X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)
% 44.27/7.00          | ~ (ssPv14_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 44.27/7.00               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 44.27/7.00               X14 @ X15 @ X16 @ X17 @ X18))),
% 44.27/7.00      inference('demod', [status(thm)],
% 44.27/7.00                [zip_derived_cl478, zip_derived_cl927, zip_derived_cl933, 
% 44.27/7.00                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/7.00                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/7.00                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/7.00                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296, 
% 44.27/7.00                 zip_derived_cl1354, zip_derived_cl1416, zip_derived_cl1486, 
% 44.27/7.00                 zip_derived_cl1555, zip_derived_cl1625])).
% 44.27/7.00  thf(zip_derived_cl2065, plain,
% 44.27/7.00      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/7.00         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/7.00         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i]:
% 44.27/7.00         ( (ssPv20_9r1r1r1r1r1r1r1r1r1 @ X18 @ X17 @ X16 @ X15 @ X14 @ X13 @ 
% 44.27/7.00            X12 @ X11 @ X10)
% 44.27/7.00          | ~ (ssPv16_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X18 @ X17 @ X16 @ X15 @ 
% 44.27/7.00               X14 @ X13 @ X12 @ X11 @ X10 @ X9 @ X8 @ X7 @ X6)
% 44.27/7.00          |  (ssPv13_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X18 @ X17 @ X16 @ 
% 44.27/7.00              X15 @ X14 @ X13 @ X12 @ X11 @ X10 @ X9 @ X8 @ X7 @ X6 @ X5 @ 
% 44.27/7.00              X4 @ X3)
% 44.27/7.00          |  (ssPv18_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X18 @ X17 @ 
% 44.27/7.00              X16 @ X15 @ X14 @ X13 @ X12 @ X11 @ X10 @ X9 @ X8 @ X7 @ X6 @ 
% 44.27/7.00              X5 @ X4 @ X3 @ X2 @ X1 @ X0)
% 44.27/7.00          |  (ssPv14_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X18 @ X17 @ X16 @ 
% 44.27/7.00              X15 @ X14 @ X13 @ X12 @ X11 @ X10 @ X9 @ X8 @ X7 @ X6 @ X5 @ X4))),
% 44.27/7.00      inference('sup-', [status(thm)], [zip_derived_cl2064, zip_derived_cl1732])).
% 44.27/7.00  thf(clause440, conjecture,
% 44.27/7.00    (~( ( ssPv18_11r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/7.00          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) | 
% 44.27/7.00        ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 44.27/7.00        ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 44.27/7.00        ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 44.27/7.00        ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 44.27/7.00        ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 44.27/7.00        ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 44.27/7.00        ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 44.27/7.00        ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 44.27/7.00        ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 44.27/7.00        ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 44.27/7.00             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 44.27/7.00        ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/7.00             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 44.27/7.00        ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/7.00             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 44.27/7.00        ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/7.00             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 44.27/7.00        ( ~( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/7.00             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) | 
% 44.27/7.00        ( ~( ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/7.00             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) ) | 
% 44.27/7.00        ( ~( ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/7.00             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 44.27/7.00             X9 @ X10 ) ) | 
% 44.27/7.00        ( ~( ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/7.00             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 44.27/7.00             X9 @ X10 @ X11 ) ) | 
% 44.27/7.00        ( ~( ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/7.00             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 44.27/7.00             X9 @ X10 @ X11 @ X12 ) ) | 
% 44.27/7.00        ( ~( ssPv18_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/7.00             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 44.27/7.00             X9 @ X10 @ X11 @ X12 @ X13 ) ) ))).
% 44.27/7.00  thf(zf_stmt_77, negated_conjecture,
% 44.27/7.00    (( ssPv18_11r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/7.00       U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) | 
% 44.27/7.00     ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 44.27/7.00     ( ~( ssNder1_2r1r1 @ U @ V ) ) | ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 44.27/7.00     ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 44.27/7.00     ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 44.27/7.00     ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 44.27/7.00     ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 44.27/7.00     ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 44.27/7.00     ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 44.27/7.00     ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 44.27/7.00          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 44.27/7.00     ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/7.00          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 44.27/7.00     ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/7.00          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 44.27/7.00     ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/7.00          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 44.27/7.00     ( ~( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/7.00          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) | 
% 44.27/7.00     ( ~( ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/7.00          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) ) | 
% 44.27/7.00     ( ~( ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/7.00          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 44.27/7.00          X10 ) ) | 
% 44.27/7.00     ( ~( ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/7.00          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 44.27/7.00          X10 @ X11 ) ) | 
% 44.27/7.00     ( ~( ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/7.00          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 44.27/7.00          X10 @ X11 @ X12 ) ) | 
% 44.27/7.00     ( ~( ssPv18_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/7.00          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 44.27/7.00          X10 @ X11 @ X12 @ X13 ) )),
% 44.27/7.00    inference('cnf.neg', [status(esa)], [clause440])).
% 44.27/7.00  thf(zip_derived_cl488, plain,
% 44.27/7.00      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/7.00         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/7.00         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i]:
% 44.27/7.00         ( (ssPv18_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 44.27/7.00            X6 @ X7 @ X8 @ X9 @ X10)
% 44.27/7.00          | ~ (ssNder1_0)
% 44.27/7.00          | ~ (ssNder1_1r1 @ X0)
% 44.27/7.00          | ~ (ssNder1_2r1r1 @ X0 @ X1)
% 44.27/7.00          | ~ (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)
% 44.27/7.00          | ~ (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)
% 44.27/7.00          | ~ (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)
% 44.27/7.00          | ~ (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)
% 44.27/7.00          | ~ (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)
% 44.27/7.00          | ~ (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 44.27/7.00               X7)
% 44.27/7.00          | ~ (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 44.27/7.00               X6 @ X7 @ X8)
% 44.27/7.00          | ~ (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 44.27/7.00               X6 @ X7 @ X8 @ X9)
% 44.27/7.00          | ~ (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/7.00               X5 @ X6 @ X7 @ X8 @ X9 @ X10)
% 44.27/7.00          | ~ (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/7.00               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11)
% 44.27/7.00          | ~ (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/7.00               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)
% 44.27/7.00          | ~ (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 44.27/7.00               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)
% 44.27/7.00          | ~ (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 44.27/7.00               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)
% 44.27/7.00          | ~ (ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 44.27/7.00               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 44.27/7.00               X14 @ X15)
% 44.27/7.00          | ~ (ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 44.27/7.00               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 44.27/7.00               X14 @ X15 @ X16)
% 44.27/7.00          | ~ (ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 44.27/7.00               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 44.27/7.00               X14 @ X15 @ X16 @ X17)
% 44.27/7.00          | ~ (ssPv18_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 44.27/7.00               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 44.27/7.00               X14 @ X15 @ X16 @ X17 @ X18))),
% 44.27/7.00      inference('cnf', [status(esa)], [zf_stmt_77])).
% 44.27/7.00  thf(zip_derived_cl927, plain, ( (ssNder1_0)),
% 44.27/7.00      inference('cnf', [status(esa)], [zf_stmt_1])).
% 44.27/7.00  thf(zip_derived_cl933, plain, (![X0 : $i]:  (ssNder1_1r1 @ X0)),
% 44.27/7.00      inference('demod', [status(thm)], [zip_derived_cl926, zip_derived_cl927])).
% 44.27/7.00  thf(zip_derived_cl934, plain,
% 44.27/7.00      (![X0 : $i, X1 : $i]:  (ssNder1_2r1r1 @ X0 @ X1)),
% 44.27/7.00      inference('demod', [status(thm)],
% 44.27/7.00                [zip_derived_cl925, zip_derived_cl927, zip_derived_cl933])).
% 44.27/7.00  thf(zip_derived_cl939, plain,
% 44.27/7.00      (![X0 : $i, X1 : $i, X2 : $i]:  (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)),
% 44.27/7.00      inference('demod', [status(thm)],
% 44.27/7.00                [zip_derived_cl919, zip_derived_cl927, zip_derived_cl933, 
% 44.27/7.00                 zip_derived_cl934])).
% 44.27/7.00  thf(zip_derived_cl958, plain,
% 44.27/7.00      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 44.27/7.00          (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)),
% 44.27/7.00      inference('demod', [status(thm)],
% 44.27/7.00                [zip_derived_cl912, zip_derived_cl927, zip_derived_cl933, 
% 44.27/7.00                 zip_derived_cl934, zip_derived_cl939])).
% 44.27/7.00  thf(zip_derived_cl973, plain,
% 44.27/7.00      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 44.27/7.00          (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)),
% 44.27/7.00      inference('demod', [status(thm)],
% 44.27/7.00                [zip_derived_cl901, zip_derived_cl927, zip_derived_cl933, 
% 44.27/7.00                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958])).
% 44.27/7.00  thf(zip_derived_cl997, plain,
% 44.27/7.00      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 44.27/7.00          (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)),
% 44.27/7.00      inference('demod', [status(thm)],
% 44.27/7.00                [zip_derived_cl886, zip_derived_cl927, zip_derived_cl933, 
% 44.27/7.00                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/7.00                 zip_derived_cl973])).
% 44.27/7.00  thf(zip_derived_cl1026, plain,
% 44.27/7.00      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i]:
% 44.27/7.00          (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)),
% 44.27/7.00      inference('demod', [status(thm)],
% 44.27/7.00                [zip_derived_cl870, zip_derived_cl927, zip_derived_cl933, 
% 44.27/7.00                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/7.00                 zip_derived_cl973, zip_derived_cl997])).
% 44.27/7.00  thf(zip_derived_cl1059, plain,
% 44.27/7.00      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, X7 : $i]:
% 44.27/7.00          (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7)),
% 44.27/7.00      inference('demod', [status(thm)],
% 44.27/7.00                [zip_derived_cl850, zip_derived_cl927, zip_derived_cl933, 
% 44.27/7.00                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/7.00                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026])).
% 44.27/7.00  thf(zip_derived_cl1093, plain,
% 44.27/7.00      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/7.00         X7 : $i, X8 : $i]:
% 44.27/7.00          (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 44.27/7.00           X7 @ X8)),
% 44.27/7.00      inference('demod', [status(thm)],
% 44.27/7.00                [zip_derived_cl831, zip_derived_cl927, zip_derived_cl933, 
% 44.27/7.00                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/7.00                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/7.00                 zip_derived_cl1059])).
% 44.27/7.00  thf(zip_derived_cl1139, plain,
% 44.27/7.00      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/7.00         X7 : $i, X8 : $i, X9 : $i]:
% 44.27/7.00          (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 44.27/7.00           X7 @ X8 @ X9)),
% 44.27/7.00      inference('demod', [status(thm)],
% 44.27/7.00                [zip_derived_cl807, zip_derived_cl927, zip_derived_cl933, 
% 44.27/7.00                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/7.00                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/7.00                 zip_derived_cl1059, zip_derived_cl1093])).
% 44.27/7.00  thf(zip_derived_cl1196, plain,
% 44.27/7.00      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/7.00         X7 : $i, X8 : $i, X9 : $i, X10 : $i]:
% 44.27/7.00          (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 44.27/7.00           X6 @ X7 @ X8 @ X9 @ X10)),
% 44.27/7.00      inference('demod', [status(thm)],
% 44.27/7.00                [zip_derived_cl782, zip_derived_cl927, zip_derived_cl933, 
% 44.27/7.00                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/7.00                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/7.00                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139])).
% 44.27/7.00  thf(zip_derived_cl1246, plain,
% 44.27/7.00      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/7.00         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i]:
% 44.27/7.00          (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 44.27/7.00           X6 @ X7 @ X8 @ X9 @ X10 @ X11)),
% 44.27/7.00      inference('demod', [status(thm)],
% 44.27/7.00                [zip_derived_cl755, zip_derived_cl927, zip_derived_cl933, 
% 44.27/7.00                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/7.00                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/7.00                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/7.00                 zip_derived_cl1196])).
% 44.27/7.00  thf(zip_derived_cl1296, plain,
% 44.27/7.00      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/7.00         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i]:
% 44.27/7.00          (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/7.00           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)),
% 44.27/7.00      inference('demod', [status(thm)],
% 44.27/7.00                [zip_derived_cl728, zip_derived_cl927, zip_derived_cl933, 
% 44.27/7.00                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/7.00                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/7.00                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/7.00                 zip_derived_cl1196, zip_derived_cl1246])).
% 44.27/7.00  thf(zip_derived_cl1354, plain,
% 44.27/7.00      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/7.00         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i]:
% 44.27/7.00          (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/7.00           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)),
% 44.27/7.00      inference('demod', [status(thm)],
% 44.27/7.00                [zip_derived_cl695, zip_derived_cl927, zip_derived_cl933, 
% 44.27/7.00                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/7.00                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/7.00                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/7.00                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296])).
% 44.27/7.00  thf(zip_derived_cl1416, plain,
% 44.27/7.00      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/7.00         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/7.00         X14 : $i]:
% 44.27/7.00          (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/7.00           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)),
% 44.27/7.00      inference('demod', [status(thm)],
% 44.27/7.00                [zip_derived_cl661, zip_derived_cl927, zip_derived_cl933, 
% 44.27/7.00                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/7.00                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/7.00                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/7.00                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296, 
% 44.27/7.00                 zip_derived_cl1354])).
% 44.27/7.00  thf(zip_derived_cl1486, plain,
% 44.27/7.00      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/7.00         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/7.00         X14 : $i, X15 : $i]:
% 44.27/7.00          (ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 44.27/7.00           X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15)),
% 44.27/7.00      inference('demod', [status(thm)],
% 44.27/7.00                [zip_derived_cl623, zip_derived_cl927, zip_derived_cl933, 
% 44.27/7.00                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/7.00                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/7.00                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/7.00                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296, 
% 44.27/7.00                 zip_derived_cl1354, zip_derived_cl1416])).
% 44.27/7.00  thf(zip_derived_cl1555, plain,
% 44.27/7.00      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/7.00         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/7.00         X14 : $i, X15 : $i, X16 : $i]:
% 44.27/7.00          (ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 44.27/7.00           X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ 
% 44.27/7.00           X16)),
% 44.27/7.00      inference('demod', [status(thm)],
% 44.27/7.00                [zip_derived_cl587, zip_derived_cl927, zip_derived_cl933, 
% 44.27/7.00                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/7.00                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/7.00                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/7.00                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296, 
% 44.27/7.00                 zip_derived_cl1354, zip_derived_cl1416, zip_derived_cl1486])).
% 44.27/7.00  thf(zip_derived_cl1625, plain,
% 44.27/7.00      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/7.00         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/7.00         X14 : $i, X15 : $i, X16 : $i, X17 : $i]:
% 44.27/7.00          (ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 44.27/7.00           X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 44.27/7.00           X15 @ X16 @ X17)),
% 44.27/7.00      inference('demod', [status(thm)],
% 44.27/7.00                [zip_derived_cl548, zip_derived_cl927, zip_derived_cl933, 
% 44.27/7.00                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/7.00                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/7.00                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/7.00                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296, 
% 44.27/7.00                 zip_derived_cl1354, zip_derived_cl1416, zip_derived_cl1486, 
% 44.27/7.00                 zip_derived_cl1555])).
% 44.27/7.00  thf(zip_derived_cl1702, plain,
% 44.27/7.00      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/7.00         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/7.00         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i]:
% 44.27/7.00         ( (ssPv18_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 44.27/7.00            X6 @ X7 @ X8 @ X9 @ X10)
% 44.27/7.00          | ~ (ssPv18_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 44.27/7.00               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 44.27/7.00               X14 @ X15 @ X16 @ X17 @ X18))),
% 44.27/7.00      inference('demod', [status(thm)],
% 44.27/7.00                [zip_derived_cl488, zip_derived_cl927, zip_derived_cl933, 
% 44.27/7.00                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/7.01                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/7.01                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/7.01                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296, 
% 44.27/7.01                 zip_derived_cl1354, zip_derived_cl1416, zip_derived_cl1486, 
% 44.27/7.01                 zip_derived_cl1555, zip_derived_cl1625])).
% 44.27/7.01  thf(zip_derived_cl2066, plain,
% 44.27/7.01      (![X3 : $i, X4 : $i, X5 : $i, X6 : $i, X7 : $i, X8 : $i, X9 : $i, 
% 44.27/7.01         X10 : $i, X11 : $i, X12 : $i, X13 : $i, X14 : $i, X15 : $i, X16 : $i, 
% 44.27/7.01         X17 : $i, X18 : $i]:
% 44.27/7.01         ( (ssPv14_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X18 @ X17 @ X16 @ X15 @ 
% 44.27/7.01            X14 @ X13 @ X12 @ X11 @ X10 @ X9 @ X8 @ X7 @ X6 @ X5 @ X4)
% 44.27/7.01          |  (ssPv13_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X18 @ X17 @ X16 @ 
% 44.27/7.01              X15 @ X14 @ X13 @ X12 @ X11 @ X10 @ X9 @ X8 @ X7 @ X6 @ X5 @ 
% 44.27/7.01              X4 @ X3)
% 44.27/7.01          | ~ (ssPv16_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X18 @ X17 @ X16 @ X15 @ 
% 44.27/7.01               X14 @ X13 @ X12 @ X11 @ X10 @ X9 @ X8 @ X7 @ X6)
% 44.27/7.01          |  (ssPv20_9r1r1r1r1r1r1r1r1r1 @ X18 @ X17 @ X16 @ X15 @ X14 @ X13 @ 
% 44.27/7.01              X12 @ X11 @ X10)
% 44.27/7.01          |  (ssPv18_11r1r1r1r1r1r1r1r1r1r1r1 @ X18 @ X17 @ X16 @ X15 @ X14 @ 
% 44.27/7.01              X13 @ X12 @ X11 @ X10 @ X9 @ X8))),
% 44.27/7.01      inference('sup-', [status(thm)], [zip_derived_cl2065, zip_derived_cl1702])).
% 44.27/7.01  thf(clause269, conjecture,
% 44.27/7.01    (~( ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 44.27/7.01        ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 44.27/7.01        ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 44.27/7.01        ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 44.27/7.01        ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 44.27/7.01        ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 44.27/7.01        ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 44.27/7.01        ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 44.27/7.01        ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 44.27/7.01        ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 44.27/7.01             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 44.27/7.01        ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/7.01             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 44.27/7.01        ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/7.01             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 44.27/7.01        ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/7.01             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 44.27/7.01        ( ~( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/7.01             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) | 
% 44.27/7.01        ( ~( ssPv13_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/7.01             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 44.27/7.01             X9 @ skc33 ) ) ))).
% 44.27/7.01  thf(zf_stmt_78, negated_conjecture,
% 44.27/7.01    (( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 44.27/7.01     ( ~( ssNder1_2r1r1 @ U @ V ) ) | ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 44.27/7.01     ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 44.27/7.01     ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 44.27/7.01     ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 44.27/7.01     ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 44.27/7.01     ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 44.27/7.01     ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 44.27/7.01     ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 44.27/7.01          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 44.27/7.01     ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/7.01          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 44.27/7.01     ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/7.01          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 44.27/7.01     ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/7.01          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 44.27/7.01     ( ~( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/7.01          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) | 
% 44.27/7.01     ( ~( ssPv13_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/7.01          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 44.27/7.01          skc33 ) )),
% 44.27/7.01    inference('cnf.neg', [status(esa)], [clause269])).
% 44.27/7.01  thf(zip_derived_cl659, plain,
% 44.27/7.01      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/7.01         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/7.01         X14 : $i]:
% 44.27/7.01         (~ (ssNder1_0)
% 44.27/7.01          | ~ (ssNder1_1r1 @ X0)
% 44.27/7.01          | ~ (ssNder1_2r1r1 @ X0 @ X1)
% 44.27/7.01          | ~ (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)
% 44.27/7.01          | ~ (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)
% 44.27/7.01          | ~ (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)
% 44.27/7.01          | ~ (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)
% 44.27/7.01          | ~ (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)
% 44.27/7.01          | ~ (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 44.27/7.01               X7)
% 44.27/7.01          | ~ (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 44.27/7.01               X6 @ X7 @ X8)
% 44.27/7.01          | ~ (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 44.27/7.01               X6 @ X7 @ X8 @ X9)
% 44.27/7.01          | ~ (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/7.01               X5 @ X6 @ X7 @ X8 @ X9 @ X10)
% 44.27/7.01          | ~ (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/7.01               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11)
% 44.27/7.01          | ~ (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/7.01               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)
% 44.27/7.01          | ~ (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 44.27/7.01               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)
% 44.27/7.01          | ~ (ssPv13_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 44.27/7.01               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 44.27/7.01               skc33))),
% 44.27/7.01      inference('cnf', [status(esa)], [zf_stmt_78])).
% 44.27/7.01  thf(zip_derived_cl927, plain, ( (ssNder1_0)),
% 44.27/7.01      inference('cnf', [status(esa)], [zf_stmt_1])).
% 44.27/7.01  thf(zip_derived_cl933, plain, (![X0 : $i]:  (ssNder1_1r1 @ X0)),
% 44.27/7.01      inference('demod', [status(thm)], [zip_derived_cl926, zip_derived_cl927])).
% 44.27/7.01  thf(zip_derived_cl934, plain,
% 44.27/7.01      (![X0 : $i, X1 : $i]:  (ssNder1_2r1r1 @ X0 @ X1)),
% 44.27/7.01      inference('demod', [status(thm)],
% 44.27/7.01                [zip_derived_cl925, zip_derived_cl927, zip_derived_cl933])).
% 44.27/7.01  thf(zip_derived_cl939, plain,
% 44.27/7.01      (![X0 : $i, X1 : $i, X2 : $i]:  (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)),
% 44.27/7.01      inference('demod', [status(thm)],
% 44.27/7.01                [zip_derived_cl919, zip_derived_cl927, zip_derived_cl933, 
% 44.27/7.01                 zip_derived_cl934])).
% 44.27/7.01  thf(zip_derived_cl958, plain,
% 44.27/7.01      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 44.27/7.01          (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)),
% 44.27/7.01      inference('demod', [status(thm)],
% 44.27/7.01                [zip_derived_cl912, zip_derived_cl927, zip_derived_cl933, 
% 44.27/7.01                 zip_derived_cl934, zip_derived_cl939])).
% 44.27/7.01  thf(zip_derived_cl973, plain,
% 44.27/7.01      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 44.27/7.01          (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)),
% 44.27/7.01      inference('demod', [status(thm)],
% 44.27/7.01                [zip_derived_cl901, zip_derived_cl927, zip_derived_cl933, 
% 44.27/7.01                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958])).
% 44.27/7.01  thf(zip_derived_cl997, plain,
% 44.27/7.01      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 44.27/7.01          (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)),
% 44.27/7.01      inference('demod', [status(thm)],
% 44.27/7.01                [zip_derived_cl886, zip_derived_cl927, zip_derived_cl933, 
% 44.27/7.01                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/7.01                 zip_derived_cl973])).
% 44.27/7.01  thf(zip_derived_cl1026, plain,
% 44.27/7.01      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i]:
% 44.27/7.01          (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)),
% 44.27/7.01      inference('demod', [status(thm)],
% 44.27/7.01                [zip_derived_cl870, zip_derived_cl927, zip_derived_cl933, 
% 44.27/7.01                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/7.01                 zip_derived_cl973, zip_derived_cl997])).
% 44.27/7.01  thf(zip_derived_cl1059, plain,
% 44.27/7.01      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, X7 : $i]:
% 44.27/7.01          (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7)),
% 44.27/7.01      inference('demod', [status(thm)],
% 44.27/7.01                [zip_derived_cl850, zip_derived_cl927, zip_derived_cl933, 
% 44.27/7.01                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/7.01                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026])).
% 44.27/7.01  thf(zip_derived_cl1093, plain,
% 44.27/7.01      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/7.01         X7 : $i, X8 : $i]:
% 44.27/7.01          (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 44.27/7.01           X7 @ X8)),
% 44.27/7.01      inference('demod', [status(thm)],
% 44.27/7.01                [zip_derived_cl831, zip_derived_cl927, zip_derived_cl933, 
% 44.27/7.01                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/7.01                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/7.01                 zip_derived_cl1059])).
% 44.27/7.01  thf(zip_derived_cl1104, plain,
% 44.27/7.01      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/7.01         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/7.01         X14 : $i]:
% 44.27/7.01         (~ (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 44.27/7.01             X6 @ X7 @ X8 @ X9)
% 44.27/7.01          | ~ (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/7.01               X5 @ X6 @ X7 @ X8 @ X9 @ X10)
% 44.27/7.01          | ~ (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/7.01               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11)
% 44.27/7.01          | ~ (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/7.01               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)
% 44.27/7.01          | ~ (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 44.27/7.01               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)
% 44.27/7.01          | ~ (ssPv13_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 44.27/7.01               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 44.27/7.01               skc33))),
% 44.27/7.01      inference('demod', [status(thm)],
% 44.27/7.01                [zip_derived_cl659, zip_derived_cl927, zip_derived_cl933, 
% 44.27/7.01                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/7.01                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/7.01                 zip_derived_cl1059, zip_derived_cl1093])).
% 44.27/7.01  thf(zip_derived_cl1139, plain,
% 44.27/7.01      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/7.01         X7 : $i, X8 : $i, X9 : $i]:
% 44.27/7.01          (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 44.27/7.01           X7 @ X8 @ X9)),
% 44.27/7.01      inference('demod', [status(thm)],
% 44.27/7.01                [zip_derived_cl807, zip_derived_cl927, zip_derived_cl933, 
% 44.27/7.01                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/7.01                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/7.01                 zip_derived_cl1059, zip_derived_cl1093])).
% 44.27/7.01  thf(zip_derived_cl1146, plain,
% 44.27/7.01      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/7.01         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/7.01         X14 : $i]:
% 44.27/7.01         (~ (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 44.27/7.01             X6 @ X7 @ X8 @ X9 @ X10)
% 44.27/7.01          | ~ (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/7.01               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11)
% 44.27/7.01          | ~ (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/7.01               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)
% 44.27/7.01          | ~ (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 44.27/7.01               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)
% 44.27/7.01          | ~ (ssPv13_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 44.27/7.01               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 44.27/7.01               skc33))),
% 44.27/7.01      inference('demod', [status(thm)],
% 44.27/7.01                [zip_derived_cl1104, zip_derived_cl1139])).
% 44.27/7.01  thf(zip_derived_cl1196, plain,
% 44.27/7.01      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/7.01         X7 : $i, X8 : $i, X9 : $i, X10 : $i]:
% 44.27/7.01          (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 44.27/7.01           X6 @ X7 @ X8 @ X9 @ X10)),
% 44.27/7.01      inference('demod', [status(thm)],
% 44.27/7.01                [zip_derived_cl782, zip_derived_cl927, zip_derived_cl933, 
% 44.27/7.01                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/7.01                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/7.01                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139])).
% 44.27/7.01  thf(zip_derived_cl1201, plain,
% 44.27/7.01      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/7.01         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/7.01         X14 : $i]:
% 44.27/7.01         (~ (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/7.01             X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11)
% 44.27/7.01          | ~ (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/7.01               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)
% 44.27/7.01          | ~ (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 44.27/7.01               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)
% 44.27/7.01          | ~ (ssPv13_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 44.27/7.01               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 44.27/7.01               skc33))),
% 44.27/7.01      inference('demod', [status(thm)],
% 44.27/7.01                [zip_derived_cl1146, zip_derived_cl1196])).
% 44.27/7.01  thf(zip_derived_cl1246, plain,
% 44.27/7.01      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/7.01         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i]:
% 44.27/7.01          (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 44.27/7.01           X6 @ X7 @ X8 @ X9 @ X10 @ X11)),
% 44.27/7.01      inference('demod', [status(thm)],
% 44.27/7.01                [zip_derived_cl755, zip_derived_cl927, zip_derived_cl933, 
% 44.27/7.01                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/7.01                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/7.01                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/7.01                 zip_derived_cl1196])).
% 44.27/7.01  thf(zip_derived_cl1249, plain,
% 44.27/7.01      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/7.01         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/7.01         X14 : $i]:
% 44.27/7.01         (~ (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/7.01             X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)
% 44.27/7.01          | ~ (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 44.27/7.01               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)
% 44.27/7.01          | ~ (ssPv13_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 44.27/7.01               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 44.27/7.01               skc33))),
% 44.27/7.01      inference('demod', [status(thm)],
% 44.27/7.01                [zip_derived_cl1201, zip_derived_cl1246])).
% 44.27/7.01  thf(zip_derived_cl1296, plain,
% 44.27/7.01      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/7.01         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i]:
% 44.27/7.01          (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/7.01           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)),
% 44.27/7.01      inference('demod', [status(thm)],
% 44.27/7.01                [zip_derived_cl728, zip_derived_cl927, zip_derived_cl933, 
% 44.27/7.01                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/7.01                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/7.01                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/7.01                 zip_derived_cl1196, zip_derived_cl1246])).
% 44.27/7.01  thf(zip_derived_cl1298, plain,
% 44.27/7.01      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/7.01         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/7.01         X14 : $i]:
% 44.27/7.01         (~ (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/7.01             X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)
% 44.27/7.01          | ~ (ssPv13_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 44.27/7.01               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 44.27/7.01               skc33))),
% 44.27/7.01      inference('demod', [status(thm)],
% 44.27/7.01                [zip_derived_cl1249, zip_derived_cl1296])).
% 44.27/7.01  thf(zip_derived_cl1354, plain,
% 44.27/7.01      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/7.01         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i]:
% 44.27/7.01          (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/7.01           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)),
% 44.27/7.01      inference('demod', [status(thm)],
% 44.27/7.01                [zip_derived_cl695, zip_derived_cl927, zip_derived_cl933, 
% 44.27/7.01                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/7.01                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/7.01                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/7.01                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296])).
% 44.27/7.01  thf(zip_derived_cl1355, plain,
% 44.27/7.01      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/7.01         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/7.01         X14 : $i]:
% 44.27/7.01         ~ (ssPv13_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 44.27/7.01            X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ skc33)),
% 44.27/7.01      inference('demod', [status(thm)],
% 44.27/7.01                [zip_derived_cl1298, zip_derived_cl1354])).
% 44.27/7.01  thf(zip_derived_cl2067, plain,
% 44.27/7.01      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/7.01         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/7.01         X14 : $i]:
% 44.27/7.01         ( (ssPv18_11r1r1r1r1r1r1r1r1r1r1r1 @ X14 @ X13 @ X12 @ X11 @ X10 @ 
% 44.27/7.01            X9 @ X8 @ X7 @ X6 @ X5 @ X4)
% 44.27/7.01          |  (ssPv20_9r1r1r1r1r1r1r1r1r1 @ X14 @ X13 @ X12 @ X11 @ X10 @ X9 @ 
% 44.27/7.01              X8 @ X7 @ X6)
% 44.27/7.01          | ~ (ssPv16_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X14 @ X13 @ X12 @ X11 @ 
% 44.27/7.01               X10 @ X9 @ X8 @ X7 @ X6 @ X5 @ X4 @ X3 @ X2)
% 44.27/7.01          |  (ssPv14_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X14 @ X13 @ X12 @ 
% 44.27/7.01              X11 @ X10 @ X9 @ X8 @ X7 @ X6 @ X5 @ X4 @ X3 @ X2 @ X1 @ X0))),
% 44.27/7.01      inference('sup-', [status(thm)], [zip_derived_cl2066, zip_derived_cl1355])).
% 44.27/7.01  thf(clause235, conjecture,
% 44.27/7.01    (~( ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 44.27/7.01        ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 44.27/7.01        ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 44.27/7.01        ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 44.27/7.01        ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 44.27/7.01        ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 44.27/7.01        ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 44.27/7.01        ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 44.27/7.01        ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 44.27/7.01        ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 44.27/7.01             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 44.27/7.01        ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/7.01             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 44.27/7.01        ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/7.01             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 44.27/7.01        ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/7.01             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 44.27/7.01        ( ~( ssPv14_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/7.01             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 44.27/7.01             skc35 ) ) ))).
% 44.27/7.01  thf(zf_stmt_79, negated_conjecture,
% 44.27/7.01    (( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 44.27/7.01     ( ~( ssNder1_2r1r1 @ U @ V ) ) | ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 44.27/7.01     ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 44.27/7.01     ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 44.27/7.01     ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 44.27/7.01     ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 44.27/7.01     ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 44.27/7.01     ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 44.27/7.01     ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 44.27/7.01          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 44.27/7.01     ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/7.01          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 44.27/7.01     ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/7.01          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 44.27/7.01     ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/7.01          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 44.27/7.01     ( ~( ssPv14_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/7.01          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ skc35 ) )),
% 44.27/7.01    inference('cnf.neg', [status(esa)], [clause235])).
% 44.27/7.01  thf(zip_derived_cl693, plain,
% 44.27/7.01      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/7.01         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i]:
% 44.27/7.01         (~ (ssNder1_0)
% 44.27/7.01          | ~ (ssNder1_1r1 @ X0)
% 44.27/7.01          | ~ (ssNder1_2r1r1 @ X0 @ X1)
% 44.27/7.01          | ~ (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)
% 44.27/7.01          | ~ (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)
% 44.27/7.01          | ~ (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)
% 44.27/7.01          | ~ (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)
% 44.27/7.01          | ~ (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)
% 44.27/7.01          | ~ (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 44.27/7.01               X7)
% 44.27/7.01          | ~ (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 44.27/7.01               X6 @ X7 @ X8)
% 44.27/7.01          | ~ (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 44.27/7.01               X6 @ X7 @ X8 @ X9)
% 44.27/7.01          | ~ (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/7.01               X5 @ X6 @ X7 @ X8 @ X9 @ X10)
% 44.27/7.01          | ~ (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/7.01               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11)
% 44.27/7.01          | ~ (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/7.01               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)
% 44.27/7.01          | ~ (ssPv14_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 44.27/7.01               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ skc35))),
% 44.27/7.01      inference('cnf', [status(esa)], [zf_stmt_79])).
% 44.27/7.01  thf(zip_derived_cl927, plain, ( (ssNder1_0)),
% 44.27/7.01      inference('cnf', [status(esa)], [zf_stmt_1])).
% 44.27/7.01  thf(zip_derived_cl933, plain, (![X0 : $i]:  (ssNder1_1r1 @ X0)),
% 44.27/7.01      inference('demod', [status(thm)], [zip_derived_cl926, zip_derived_cl927])).
% 44.27/7.01  thf(zip_derived_cl934, plain,
% 44.27/7.01      (![X0 : $i, X1 : $i]:  (ssNder1_2r1r1 @ X0 @ X1)),
% 44.27/7.01      inference('demod', [status(thm)],
% 44.27/7.01                [zip_derived_cl925, zip_derived_cl927, zip_derived_cl933])).
% 44.27/7.01  thf(zip_derived_cl939, plain,
% 44.27/7.01      (![X0 : $i, X1 : $i, X2 : $i]:  (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)),
% 44.27/7.01      inference('demod', [status(thm)],
% 44.27/7.01                [zip_derived_cl919, zip_derived_cl927, zip_derived_cl933, 
% 44.27/7.01                 zip_derived_cl934])).
% 44.27/7.01  thf(zip_derived_cl958, plain,
% 44.27/7.01      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 44.27/7.01          (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)),
% 44.27/7.01      inference('demod', [status(thm)],
% 44.27/7.01                [zip_derived_cl912, zip_derived_cl927, zip_derived_cl933, 
% 44.27/7.01                 zip_derived_cl934, zip_derived_cl939])).
% 44.27/7.01  thf(zip_derived_cl973, plain,
% 44.27/7.01      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 44.27/7.01          (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)),
% 44.27/7.01      inference('demod', [status(thm)],
% 44.27/7.01                [zip_derived_cl901, zip_derived_cl927, zip_derived_cl933, 
% 44.27/7.01                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958])).
% 44.27/7.01  thf(zip_derived_cl997, plain,
% 44.27/7.01      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 44.27/7.01          (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)),
% 44.27/7.01      inference('demod', [status(thm)],
% 44.27/7.01                [zip_derived_cl886, zip_derived_cl927, zip_derived_cl933, 
% 44.27/7.01                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/7.01                 zip_derived_cl973])).
% 44.27/7.01  thf(zip_derived_cl1026, plain,
% 44.27/7.01      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i]:
% 44.27/7.01          (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)),
% 44.27/7.01      inference('demod', [status(thm)],
% 44.27/7.01                [zip_derived_cl870, zip_derived_cl927, zip_derived_cl933, 
% 44.27/7.01                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/7.01                 zip_derived_cl973, zip_derived_cl997])).
% 44.27/7.01  thf(zip_derived_cl1059, plain,
% 44.27/7.01      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, X7 : $i]:
% 44.27/7.01          (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7)),
% 44.27/7.01      inference('demod', [status(thm)],
% 44.27/7.01                [zip_derived_cl850, zip_derived_cl927, zip_derived_cl933, 
% 44.27/7.01                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/7.01                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026])).
% 44.27/7.01  thf(zip_derived_cl1073, plain,
% 44.27/7.01      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/7.01         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i]:
% 44.27/7.01         (~ (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 44.27/7.01             X7 @ X8)
% 44.27/7.01          | ~ (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 44.27/7.01               X6 @ X7 @ X8 @ X9)
% 44.27/7.01          | ~ (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/7.01               X5 @ X6 @ X7 @ X8 @ X9 @ X10)
% 44.27/7.01          | ~ (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/7.01               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11)
% 44.27/7.01          | ~ (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/7.01               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)
% 44.27/7.01          | ~ (ssPv14_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 44.27/7.01               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ skc35))),
% 44.27/7.01      inference('demod', [status(thm)],
% 44.27/7.01                [zip_derived_cl693, zip_derived_cl927, zip_derived_cl933, 
% 44.27/7.01                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/7.01                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/7.01                 zip_derived_cl1059])).
% 44.27/7.01  thf(zip_derived_cl1093, plain,
% 44.27/7.01      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/7.01         X7 : $i, X8 : $i]:
% 44.27/7.01          (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 44.27/7.01           X7 @ X8)),
% 44.27/7.01      inference('demod', [status(thm)],
% 44.27/7.01                [zip_derived_cl831, zip_derived_cl927, zip_derived_cl933, 
% 44.27/7.01                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/7.01                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/7.01                 zip_derived_cl1059])).
% 44.27/7.01  thf(zip_derived_cl1099, plain,
% 44.27/7.01      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/7.01         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i]:
% 44.27/7.01         (~ (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 44.27/7.01             X6 @ X7 @ X8 @ X9)
% 44.27/7.01          | ~ (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/7.01               X5 @ X6 @ X7 @ X8 @ X9 @ X10)
% 44.27/7.01          | ~ (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/7.01               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11)
% 44.27/7.01          | ~ (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/7.01               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)
% 44.27/7.01          | ~ (ssPv14_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 44.27/7.01               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ skc35))),
% 44.27/7.01      inference('demod', [status(thm)],
% 44.27/7.01                [zip_derived_cl1073, zip_derived_cl1093])).
% 44.27/7.01  thf(zip_derived_cl1139, plain,
% 44.27/7.01      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/7.01         X7 : $i, X8 : $i, X9 : $i]:
% 44.27/7.01          (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 44.27/7.01           X7 @ X8 @ X9)),
% 44.27/7.01      inference('demod', [status(thm)],
% 44.27/7.01                [zip_derived_cl807, zip_derived_cl927, zip_derived_cl933, 
% 44.27/7.01                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/7.01                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/7.01                 zip_derived_cl1059, zip_derived_cl1093])).
% 44.27/7.01  thf(zip_derived_cl1144, plain,
% 44.27/7.01      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/7.01         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i]:
% 44.27/7.01         (~ (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 44.27/7.01             X6 @ X7 @ X8 @ X9 @ X10)
% 44.27/7.01          | ~ (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/7.01               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11)
% 44.27/7.01          | ~ (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/7.01               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)
% 44.27/7.01          | ~ (ssPv14_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 44.27/7.01               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ skc35))),
% 44.27/7.01      inference('demod', [status(thm)],
% 44.27/7.01                [zip_derived_cl1099, zip_derived_cl1139])).
% 44.27/7.01  thf(zip_derived_cl1196, plain,
% 44.27/7.01      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/7.01         X7 : $i, X8 : $i, X9 : $i, X10 : $i]:
% 44.27/7.01          (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 44.27/7.01           X6 @ X7 @ X8 @ X9 @ X10)),
% 44.27/7.01      inference('demod', [status(thm)],
% 44.27/7.01                [zip_derived_cl782, zip_derived_cl927, zip_derived_cl933, 
% 44.27/7.01                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/7.01                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/7.01                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139])).
% 44.27/7.01  thf(zip_derived_cl1199, plain,
% 44.27/7.01      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/7.01         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i]:
% 44.27/7.01         (~ (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/7.01             X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11)
% 44.27/7.01          | ~ (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/7.01               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)
% 44.27/7.01          | ~ (ssPv14_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 44.27/7.01               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ skc35))),
% 44.27/7.01      inference('demod', [status(thm)],
% 44.27/7.01                [zip_derived_cl1144, zip_derived_cl1196])).
% 44.27/7.01  thf(zip_derived_cl1246, plain,
% 44.27/7.01      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/7.01         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i]:
% 44.27/7.01          (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 44.27/7.01           X6 @ X7 @ X8 @ X9 @ X10 @ X11)),
% 44.27/7.01      inference('demod', [status(thm)],
% 44.27/7.01                [zip_derived_cl755, zip_derived_cl927, zip_derived_cl933, 
% 44.27/7.01                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/7.01                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/7.01                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/7.01                 zip_derived_cl1196])).
% 44.27/7.01  thf(zip_derived_cl1248, plain,
% 44.27/7.01      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/7.01         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i]:
% 44.27/7.01         (~ (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/7.01             X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)
% 44.27/7.01          | ~ (ssPv14_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 44.27/7.01               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ skc35))),
% 44.27/7.01      inference('demod', [status(thm)],
% 44.27/7.01                [zip_derived_cl1199, zip_derived_cl1246])).
% 44.27/7.01  thf(zip_derived_cl1296, plain,
% 44.27/7.01      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/7.01         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i]:
% 44.27/7.01          (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/7.01           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)),
% 44.27/7.01      inference('demod', [status(thm)],
% 44.27/7.01                [zip_derived_cl728, zip_derived_cl927, zip_derived_cl933, 
% 44.27/7.01                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/7.01                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/7.01                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/7.01                 zip_derived_cl1196, zip_derived_cl1246])).
% 44.27/7.01  thf(zip_derived_cl1297, plain,
% 44.27/7.01      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/7.01         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i]:
% 44.27/7.01         ~ (ssPv14_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/7.01            X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ skc35)),
% 44.27/7.01      inference('demod', [status(thm)],
% 44.27/7.01                [zip_derived_cl1248, zip_derived_cl1296])).
% 44.27/7.01  thf(zip_derived_cl2069, plain,
% 44.27/7.01      (![X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, X7 : $i, 
% 44.27/7.01         X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i]:
% 44.27/7.01         (~ (ssPv16_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X13 @ X12 @ X11 @ X10 @ 
% 44.27/7.01             X9 @ X8 @ X7 @ X6 @ X5 @ X4 @ X3 @ X2 @ X1)
% 44.27/7.01          |  (ssPv20_9r1r1r1r1r1r1r1r1r1 @ X13 @ X12 @ X11 @ X10 @ X9 @ X8 @ 
% 44.27/7.01              X7 @ X6 @ X5)
% 44.27/7.01          |  (ssPv18_11r1r1r1r1r1r1r1r1r1r1r1 @ X13 @ X12 @ X11 @ X10 @ X9 @ 
% 44.27/7.01              X8 @ X7 @ X6 @ X5 @ X4 @ X3))),
% 44.27/7.01      inference('sup-', [status(thm)], [zip_derived_cl2067, zip_derived_cl1297])).
% 44.27/7.01  thf(zip_derived_cl2071, plain,
% 44.27/7.01      (![X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, X7 : $i, 
% 44.27/7.01         X8 : $i, X9 : $i, X10 : $i, X11 : $i]:
% 44.27/7.01         ( (ssPv18_11r1r1r1r1r1r1r1r1r1r1r1 @ X11 @ X10 @ X9 @ X8 @ X7 @ X6 @ 
% 44.27/7.01            X5 @ X4 @ X3 @ X2 @ X1)
% 44.27/7.01          |  (ssPv20_9r1r1r1r1r1r1r1r1r1 @ X11 @ X10 @ X9 @ X8 @ X7 @ X6 @ 
% 44.27/7.01              X5 @ X4 @ X3))),
% 44.27/7.01      inference('sup-', [status(thm)], [zip_derived_cl1261, zip_derived_cl2069])).
% 44.27/7.01  thf(zip_derived_cl2101, plain,
% 44.27/7.01      (![X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, X7 : $i, 
% 44.27/7.01         X8 : $i, X9 : $i, X10 : $i, X11 : $i]:
% 44.27/7.01          (ssPv18_11r1r1r1r1r1r1r1r1r1r1r1 @ X11 @ X10 @ X9 @ X8 @ X7 @ X6 @ 
% 44.27/7.01           X5 @ X4 @ X3 @ X2 @ X1)),
% 44.27/7.01      inference('clc', [status(thm)], [zip_derived_cl2100, zip_derived_cl2071])).
% 44.27/7.01  thf(zip_derived_cl2111, plain,
% 44.27/7.01      (![X5 : $i, X6 : $i, X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, 
% 44.27/7.01         X12 : $i, X13 : $i]:
% 44.27/7.01         (~ (ssPv22_7r1r1r1r1r1r1r1 @ X13 @ X12 @ X11 @ X10 @ X9 @ X8 @ X7)
% 44.27/7.01          | ~ (ssPv20_9r1r1r1r1r1r1r1r1r1 @ X13 @ X12 @ X11 @ X10 @ X9 @ X8 @ 
% 44.27/7.01               X7 @ X6 @ X5))),
% 44.27/7.01      inference('demod', [status(thm)],
% 44.27/7.01                [zip_derived_cl1475, zip_derived_cl2101])).
% 44.27/7.01  thf(zip_derived_cl2289, plain,
% 44.27/7.01      (![X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, X7 : $i, X8 : $i]:
% 44.27/7.01         (~ (ssPv28_1r1 @ X8)
% 44.27/7.01          |  (ssPv24_5r1r1r1r1r1 @ X8 @ X7 @ X6 @ X5 @ X4)
% 44.27/7.01          | ~ (ssPv22_7r1r1r1r1r1r1r1 @ X8 @ X7 @ X6 @ X5 @ X4 @ X3 @ X2))),
% 44.27/7.01      inference('sup-', [status(thm)], [zip_derived_cl2286, zip_derived_cl2111])).
% 44.27/7.01  thf(zip_derived_cl2290, plain,
% 44.27/7.01      (![X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 44.27/7.01         ( (ssPv24_5r1r1r1r1r1 @ X5 @ X4 @ X3 @ X2 @ X1) | ~ (ssPv28_1r1 @ X5))),
% 44.27/7.01      inference('sup-', [status(thm)], [zip_derived_cl1007, zip_derived_cl2289])).
% 44.27/7.01  thf(zip_derived_cl944, plain,
% 44.27/7.01      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 44.27/7.01         ~ (ssPv24_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ skc47)),
% 44.27/7.01      inference('demod', [status(thm)],
% 44.27/7.01                [zip_derived_cl932, zip_derived_cl933, zip_derived_cl934, 
% 44.27/7.01                 zip_derived_cl939])).
% 44.27/7.01  thf(zip_derived_cl2291, plain, (![X3 : $i]: ~ (ssPv28_1r1 @ X3)),
% 44.27/7.01      inference('sup-', [status(thm)], [zip_derived_cl2290, zip_derived_cl944])).
% 44.27/7.01  thf(zip_derived_cl927, plain, ( (ssNder1_0)),
% 44.27/7.01      inference('cnf', [status(esa)], [zf_stmt_1])).
% 44.27/7.01  thf(zip_derived_cl933, plain, (![X0 : $i]:  (ssNder1_1r1 @ X0)),
% 44.27/7.01      inference('demod', [status(thm)], [zip_derived_cl926, zip_derived_cl927])).
% 44.27/7.01  thf(zip_derived_cl934, plain,
% 44.27/7.01      (![X0 : $i, X1 : $i]:  (ssNder1_2r1r1 @ X0 @ X1)),
% 44.27/7.01      inference('demod', [status(thm)],
% 44.27/7.01                [zip_derived_cl925, zip_derived_cl927, zip_derived_cl933])).
% 44.27/7.01  thf(zip_derived_cl939, plain,
% 44.27/7.01      (![X0 : $i, X1 : $i, X2 : $i]:  (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)),
% 44.27/7.01      inference('demod', [status(thm)],
% 44.27/7.01                [zip_derived_cl919, zip_derived_cl927, zip_derived_cl933, 
% 44.27/7.01                 zip_derived_cl934])).
% 44.27/7.01  thf(zip_derived_cl958, plain,
% 44.27/7.01      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 44.27/7.01          (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)),
% 44.27/7.01      inference('demod', [status(thm)],
% 44.27/7.01                [zip_derived_cl912, zip_derived_cl927, zip_derived_cl933, 
% 44.27/7.01                 zip_derived_cl934, zip_derived_cl939])).
% 44.27/7.01  thf(zip_derived_cl973, plain,
% 44.27/7.01      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 44.27/7.01          (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)),
% 44.27/7.01      inference('demod', [status(thm)],
% 44.27/7.01                [zip_derived_cl901, zip_derived_cl927, zip_derived_cl933, 
% 44.27/7.01                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958])).
% 44.27/7.01  thf(zip_derived_cl997, plain,
% 44.27/7.01      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 44.27/7.01          (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)),
% 44.27/7.01      inference('demod', [status(thm)],
% 44.27/7.01                [zip_derived_cl886, zip_derived_cl927, zip_derived_cl933, 
% 44.27/7.01                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/7.01                 zip_derived_cl973])).
% 44.27/7.01  thf(zip_derived_cl1026, plain,
% 44.27/7.01      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i]:
% 44.27/7.01          (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)),
% 44.27/7.01      inference('demod', [status(thm)],
% 44.27/7.01                [zip_derived_cl870, zip_derived_cl927, zip_derived_cl933, 
% 44.27/7.01                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/7.01                 zip_derived_cl973, zip_derived_cl997])).
% 44.27/7.01  thf(zip_derived_cl1059, plain,
% 44.27/7.01      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, X7 : $i]:
% 44.27/7.01          (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7)),
% 44.27/7.01      inference('demod', [status(thm)],
% 44.27/7.01                [zip_derived_cl850, zip_derived_cl927, zip_derived_cl933, 
% 44.27/7.01                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/7.01                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026])).
% 44.27/7.01  thf(zip_derived_cl1093, plain,
% 44.27/7.01      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/7.01         X7 : $i, X8 : $i]:
% 44.27/7.01          (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 44.27/7.01           X7 @ X8)),
% 44.27/7.01      inference('demod', [status(thm)],
% 44.27/7.01                [zip_derived_cl831, zip_derived_cl927, zip_derived_cl933, 
% 44.27/7.01                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/7.01                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/7.01                 zip_derived_cl1059])).
% 44.27/7.01  thf(zip_derived_cl1139, plain,
% 44.27/7.01      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/7.01         X7 : $i, X8 : $i, X9 : $i]:
% 44.27/7.01          (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 44.27/7.01           X7 @ X8 @ X9)),
% 44.27/7.01      inference('demod', [status(thm)],
% 44.27/7.01                [zip_derived_cl807, zip_derived_cl927, zip_derived_cl933, 
% 44.27/7.01                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/7.01                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/7.01                 zip_derived_cl1059, zip_derived_cl1093])).
% 44.27/7.01  thf(zip_derived_cl1196, plain,
% 44.27/7.01      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/7.01         X7 : $i, X8 : $i, X9 : $i, X10 : $i]:
% 44.27/7.01          (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 44.27/7.01           X6 @ X7 @ X8 @ X9 @ X10)),
% 44.27/7.01      inference('demod', [status(thm)],
% 44.27/7.01                [zip_derived_cl782, zip_derived_cl927, zip_derived_cl933, 
% 44.27/7.01                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/7.01                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/7.01                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139])).
% 44.27/7.01  thf(zip_derived_cl1246, plain,
% 44.27/7.01      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/7.01         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i]:
% 44.27/7.01          (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 44.27/7.01           X6 @ X7 @ X8 @ X9 @ X10 @ X11)),
% 44.27/7.01      inference('demod', [status(thm)],
% 44.27/7.01                [zip_derived_cl755, zip_derived_cl927, zip_derived_cl933, 
% 44.27/7.01                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/7.01                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/7.01                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/7.01                 zip_derived_cl1196])).
% 44.27/7.01  thf(zip_derived_cl1296, plain,
% 44.27/7.01      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/7.01         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i]:
% 44.27/7.01          (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/7.01           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)),
% 44.27/7.01      inference('demod', [status(thm)],
% 44.27/7.01                [zip_derived_cl728, zip_derived_cl927, zip_derived_cl933, 
% 44.27/7.01                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/7.01                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/7.01                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/7.01                 zip_derived_cl1196, zip_derived_cl1246])).
% 44.27/7.01  thf(zip_derived_cl1354, plain,
% 44.27/7.01      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/7.01         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i]:
% 44.27/7.01          (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/7.01           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)),
% 44.27/7.01      inference('demod', [status(thm)],
% 44.27/7.01                [zip_derived_cl695, zip_derived_cl927, zip_derived_cl933, 
% 44.27/7.01                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/7.01                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/7.01                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/7.01                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296])).
% 44.27/7.01  thf(zip_derived_cl1416, plain,
% 44.27/7.01      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/7.01         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/7.01         X14 : $i]:
% 44.27/7.01          (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/7.01           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)),
% 44.27/7.01      inference('demod', [status(thm)],
% 44.27/7.01                [zip_derived_cl661, zip_derived_cl927, zip_derived_cl933, 
% 44.27/7.01                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/7.01                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/7.01                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/7.01                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296, 
% 44.27/7.01                 zip_derived_cl1354])).
% 44.27/7.01  thf(zip_derived_cl1486, plain,
% 44.27/7.01      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/7.01         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/7.01         X14 : $i, X15 : $i]:
% 44.27/7.01          (ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 44.27/7.01           X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15)),
% 44.27/7.01      inference('demod', [status(thm)],
% 44.27/7.01                [zip_derived_cl623, zip_derived_cl927, zip_derived_cl933, 
% 44.27/7.01                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/7.01                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/7.01                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/7.01                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296, 
% 44.27/7.01                 zip_derived_cl1354, zip_derived_cl1416])).
% 44.27/7.01  thf(zip_derived_cl1555, plain,
% 44.27/7.01      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/7.01         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/7.01         X14 : $i, X15 : $i, X16 : $i]:
% 44.27/7.01          (ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 44.27/7.01           X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ 
% 44.27/7.01           X16)),
% 44.27/7.01      inference('demod', [status(thm)],
% 44.27/7.01                [zip_derived_cl587, zip_derived_cl927, zip_derived_cl933, 
% 44.27/7.01                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/7.01                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/7.01                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/7.01                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296, 
% 44.27/7.01                 zip_derived_cl1354, zip_derived_cl1416, zip_derived_cl1486])).
% 44.27/7.01  thf(zip_derived_cl1625, plain,
% 44.27/7.01      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/7.01         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/7.01         X14 : $i, X15 : $i, X16 : $i, X17 : $i]:
% 44.27/7.01          (ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 44.27/7.01           X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 44.27/7.01           X15 @ X16 @ X17)),
% 44.27/7.01      inference('demod', [status(thm)],
% 44.27/7.01                [zip_derived_cl548, zip_derived_cl927, zip_derived_cl933, 
% 44.27/7.01                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/7.01                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/7.01                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/7.01                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296, 
% 44.27/7.01                 zip_derived_cl1354, zip_derived_cl1416, zip_derived_cl1486, 
% 44.27/7.01                 zip_derived_cl1555])).
% 44.27/7.01  thf(zip_derived_cl1687, plain,
% 44.27/7.01      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/7.01         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/7.01         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i]:
% 44.27/7.01          (ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 44.27/7.01           X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 44.27/7.01           X15 @ X16 @ X17 @ X18)),
% 44.27/7.01      inference('demod', [status(thm)],
% 44.27/7.01                [zip_derived_cl509, zip_derived_cl927, zip_derived_cl933, 
% 44.27/7.01                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/7.01                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/7.01                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/7.01                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296, 
% 44.27/7.01                 zip_derived_cl1354, zip_derived_cl1416, zip_derived_cl1486, 
% 44.27/7.01                 zip_derived_cl1555, zip_derived_cl1625])).
% 44.27/7.01  thf(zip_derived_cl1752, plain,
% 44.27/7.01      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/7.01         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/7.01         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i]:
% 44.27/7.01          (ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 44.27/7.01           X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 44.27/7.01           X15 @ X16 @ X17 @ X18 @ X19)),
% 44.27/7.01      inference('demod', [status(thm)],
% 44.27/7.01                [zip_derived_cl471, zip_derived_cl927, zip_derived_cl933, 
% 44.27/7.01                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/7.01                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/7.01                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/7.01                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296, 
% 44.27/7.01                 zip_derived_cl1354, zip_derived_cl1416, zip_derived_cl1486, 
% 44.27/7.01                 zip_derived_cl1555, zip_derived_cl1625, zip_derived_cl1687])).
% 44.27/7.01  thf(zip_derived_cl1820, plain,
% 44.27/7.01      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/7.01         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/7.01         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i]:
% 44.27/7.01          (ssNder1_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 44.27/7.01           X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 44.27/7.01           X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20)),
% 44.27/7.01      inference('demod', [status(thm)],
% 44.27/7.01                [zip_derived_cl428, zip_derived_cl927, zip_derived_cl933, 
% 44.27/7.01                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/7.01                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/7.01                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/7.01                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296, 
% 44.27/7.01                 zip_derived_cl1354, zip_derived_cl1416, zip_derived_cl1486, 
% 44.27/7.01                 zip_derived_cl1555, zip_derived_cl1625, zip_derived_cl1687, 
% 44.27/7.01                 zip_derived_cl1752])).
% 44.27/7.01  thf(zip_derived_cl1925, plain,
% 44.27/7.01      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/7.01         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/7.01         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i, 
% 44.27/7.01         X21 : $i]:
% 44.27/7.01          (ssNder1_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 44.27/7.01           X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 44.27/7.01           X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21)),
% 44.27/7.01      inference('demod', [status(thm)],
% 44.27/7.01                [zip_derived_cl377, zip_derived_cl927, zip_derived_cl933, 
% 44.27/7.01                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/7.01                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/7.01                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/7.01                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296, 
% 44.27/7.01                 zip_derived_cl1354, zip_derived_cl1416, zip_derived_cl1486, 
% 44.27/7.01                 zip_derived_cl1555, zip_derived_cl1625, zip_derived_cl1687, 
% 44.27/7.01                 zip_derived_cl1752, zip_derived_cl1820])).
% 44.27/7.01  thf(zip_derived_cl2018, plain,
% 44.27/7.01      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/7.01         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/7.01         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i, 
% 44.27/7.01         X21 : $i, X22 : $i]:
% 44.27/7.01          (ssNder1_23r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 44.27/7.01           X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 44.27/7.01           X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21 @ X22)),
% 44.27/7.01      inference('demod', [status(thm)],
% 44.27/7.01                [zip_derived_cl328, zip_derived_cl927, zip_derived_cl933, 
% 44.27/7.01                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/7.01                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/7.01                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/7.01                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296, 
% 44.27/7.01                 zip_derived_cl1354, zip_derived_cl1416, zip_derived_cl1486, 
% 44.27/7.01                 zip_derived_cl1555, zip_derived_cl1625, zip_derived_cl1687, 
% 44.27/7.01                 zip_derived_cl1752, zip_derived_cl1820, zip_derived_cl1925])).
% 44.27/7.01  thf(zip_derived_cl2214, plain,
% 44.27/7.01      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/7.01         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/7.01         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i, 
% 44.27/7.01         X21 : $i, X22 : $i, X23 : $i]:
% 44.27/7.01          (ssNder1_24r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 44.27/7.01           X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 44.27/7.01           X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21 @ X22 @ X23)),
% 44.27/7.01      inference('demod', [status(thm)],
% 44.27/7.01                [zip_derived_cl274, zip_derived_cl927, zip_derived_cl933, 
% 44.27/7.01                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/7.01                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/7.01                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/7.01                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296, 
% 44.27/7.01                 zip_derived_cl1354, zip_derived_cl1416, zip_derived_cl1486, 
% 44.27/7.01                 zip_derived_cl1555, zip_derived_cl1625, zip_derived_cl1687, 
% 44.27/7.01                 zip_derived_cl1752, zip_derived_cl1820, zip_derived_cl1925, 
% 44.27/7.01                 zip_derived_cl2018])).
% 44.27/7.01  thf(zip_derived_cl2378, plain,
% 44.27/7.01      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/7.01         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/7.01         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i, 
% 44.27/7.01         X21 : $i, X22 : $i, X23 : $i, X24 : $i]:
% 44.27/7.01          (ssNder1_25r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 44.27/7.01           X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 44.27/7.01           X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21 @ X22 @ X23 @ 
% 44.27/7.01           X24)),
% 44.27/7.01      inference('demod', [status(thm)],
% 44.27/7.01                [zip_derived_cl223, zip_derived_cl927, zip_derived_cl933, 
% 44.27/7.01                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/7.01                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/7.01                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/7.01                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296, 
% 44.27/7.01                 zip_derived_cl1354, zip_derived_cl1416, zip_derived_cl1486, 
% 44.27/7.01                 zip_derived_cl1555, zip_derived_cl1625, zip_derived_cl1687, 
% 44.27/7.01                 zip_derived_cl1752, zip_derived_cl1820, zip_derived_cl1925, 
% 44.27/7.01                 zip_derived_cl2018, zip_derived_cl2214])).
% 44.27/7.01  thf(zip_derived_cl2456, plain,
% 44.27/7.01      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/7.01         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/7.01         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i, 
% 44.27/7.01         X21 : $i, X22 : $i, X23 : $i, X24 : $i, X25 : $i]:
% 44.27/7.01          (ssNder1_26r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ 
% 44.27/7.01           X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 44.27/7.01           X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21 @ X22 @ X23 @ 
% 44.27/7.01           X24 @ X25)),
% 44.27/7.01      inference('demod', [status(thm)],
% 44.27/7.01                [zip_derived_cl173, zip_derived_cl927, zip_derived_cl933, 
% 44.27/7.01                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/7.01                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/7.01                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/7.01                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296, 
% 44.27/7.01                 zip_derived_cl1354, zip_derived_cl1416, zip_derived_cl1486, 
% 44.27/7.01                 zip_derived_cl1555, zip_derived_cl1625, zip_derived_cl1687, 
% 44.27/7.01                 zip_derived_cl1752, zip_derived_cl1820, zip_derived_cl1925, 
% 44.27/7.01                 zip_derived_cl2018, zip_derived_cl2214, zip_derived_cl2378])).
% 44.27/7.01  thf(zip_derived_cl2472, plain,
% 44.27/7.01      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/7.01         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/7.01         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i, 
% 44.27/7.01         X21 : $i, X22 : $i, X23 : $i, X24 : $i, X25 : $i, X26 : $i]:
% 44.27/7.01         ~ (ssPv28_27r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ 
% 44.27/7.01            X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ 
% 44.27/7.01            X12 @ X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21 @ X22 @ 
% 44.27/7.01            X23 @ X24 @ X25 @ X26)),
% 44.27/7.01      inference('demod', [status(thm)],
% 44.27/7.01                [zip_derived_cl116, zip_derived_cl2291, zip_derived_cl927, 
% 44.27/7.01                 zip_derived_cl933, zip_derived_cl934, zip_derived_cl939, 
% 44.27/7.01                 zip_derived_cl958, zip_derived_cl973, zip_derived_cl997, 
% 44.27/7.01                 zip_derived_cl1026, zip_derived_cl1059, zip_derived_cl1093, 
% 44.27/7.01                 zip_derived_cl1139, zip_derived_cl1196, zip_derived_cl1246, 
% 44.27/7.01                 zip_derived_cl1296, zip_derived_cl1354, zip_derived_cl1416, 
% 44.27/7.01                 zip_derived_cl1486, zip_derived_cl1555, zip_derived_cl1625, 
% 44.27/7.01                 zip_derived_cl1687, zip_derived_cl1752, zip_derived_cl1820, 
% 44.27/7.01                 zip_derived_cl1925, zip_derived_cl2018, zip_derived_cl2214, 
% 44.27/7.01                 zip_derived_cl2378, zip_derived_cl2456])).
% 44.27/7.01  thf(zip_derived_cl927, plain, ( (ssNder1_0)),
% 44.27/7.01      inference('cnf', [status(esa)], [zf_stmt_1])).
% 44.27/7.01  thf(zip_derived_cl933, plain, (![X0 : $i]:  (ssNder1_1r1 @ X0)),
% 44.27/7.01      inference('demod', [status(thm)], [zip_derived_cl926, zip_derived_cl927])).
% 44.27/7.01  thf(zip_derived_cl934, plain,
% 44.27/7.01      (![X0 : $i, X1 : $i]:  (ssNder1_2r1r1 @ X0 @ X1)),
% 44.27/7.01      inference('demod', [status(thm)],
% 44.27/7.01                [zip_derived_cl925, zip_derived_cl927, zip_derived_cl933])).
% 44.27/7.01  thf(zip_derived_cl939, plain,
% 44.27/7.01      (![X0 : $i, X1 : $i, X2 : $i]:  (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)),
% 44.27/7.01      inference('demod', [status(thm)],
% 44.27/7.01                [zip_derived_cl919, zip_derived_cl927, zip_derived_cl933, 
% 44.27/7.01                 zip_derived_cl934])).
% 44.27/7.01  thf(zip_derived_cl958, plain,
% 44.27/7.01      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 44.27/7.01          (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)),
% 44.27/7.01      inference('demod', [status(thm)],
% 44.27/7.01                [zip_derived_cl912, zip_derived_cl927, zip_derived_cl933, 
% 44.27/7.01                 zip_derived_cl934, zip_derived_cl939])).
% 44.27/7.01  thf(zip_derived_cl973, plain,
% 44.27/7.01      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 44.27/7.01          (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)),
% 44.27/7.01      inference('demod', [status(thm)],
% 44.27/7.01                [zip_derived_cl901, zip_derived_cl927, zip_derived_cl933, 
% 44.27/7.01                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958])).
% 44.27/7.01  thf(zip_derived_cl997, plain,
% 44.27/7.01      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 44.27/7.01          (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)),
% 44.27/7.01      inference('demod', [status(thm)],
% 44.27/7.01                [zip_derived_cl886, zip_derived_cl927, zip_derived_cl933, 
% 44.27/7.01                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/7.01                 zip_derived_cl973])).
% 44.27/7.01  thf(zip_derived_cl1026, plain,
% 44.27/7.01      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i]:
% 44.27/7.01          (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)),
% 44.27/7.01      inference('demod', [status(thm)],
% 44.27/7.01                [zip_derived_cl870, zip_derived_cl927, zip_derived_cl933, 
% 44.27/7.01                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/7.01                 zip_derived_cl973, zip_derived_cl997])).
% 44.27/7.01  thf(zip_derived_cl1059, plain,
% 44.27/7.01      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, X7 : $i]:
% 44.27/7.01          (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7)),
% 44.27/7.01      inference('demod', [status(thm)],
% 44.27/7.01                [zip_derived_cl850, zip_derived_cl927, zip_derived_cl933, 
% 44.27/7.01                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/7.01                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026])).
% 44.27/7.01  thf(zip_derived_cl1093, plain,
% 44.27/7.01      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/7.01         X7 : $i, X8 : $i]:
% 44.27/7.01          (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 44.27/7.01           X7 @ X8)),
% 44.27/7.01      inference('demod', [status(thm)],
% 44.27/7.01                [zip_derived_cl831, zip_derived_cl927, zip_derived_cl933, 
% 44.27/7.01                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/7.01                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/7.01                 zip_derived_cl1059])).
% 44.27/7.01  thf(zip_derived_cl1139, plain,
% 44.27/7.01      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/7.01         X7 : $i, X8 : $i, X9 : $i]:
% 44.27/7.01          (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 44.27/7.01           X7 @ X8 @ X9)),
% 44.27/7.01      inference('demod', [status(thm)],
% 44.27/7.01                [zip_derived_cl807, zip_derived_cl927, zip_derived_cl933, 
% 44.27/7.01                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/7.01                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/7.01                 zip_derived_cl1059, zip_derived_cl1093])).
% 44.27/7.01  thf(zip_derived_cl1196, plain,
% 44.27/7.01      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/7.01         X7 : $i, X8 : $i, X9 : $i, X10 : $i]:
% 44.27/7.01          (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 44.27/7.01           X6 @ X7 @ X8 @ X9 @ X10)),
% 44.27/7.01      inference('demod', [status(thm)],
% 44.27/7.01                [zip_derived_cl782, zip_derived_cl927, zip_derived_cl933, 
% 44.27/7.01                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/7.01                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/7.01                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139])).
% 44.27/7.01  thf(zip_derived_cl1246, plain,
% 44.27/7.01      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/7.01         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i]:
% 44.27/7.01          (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 44.27/7.01           X6 @ X7 @ X8 @ X9 @ X10 @ X11)),
% 44.27/7.01      inference('demod', [status(thm)],
% 44.27/7.01                [zip_derived_cl755, zip_derived_cl927, zip_derived_cl933, 
% 44.27/7.01                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/7.01                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/7.01                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/7.01                 zip_derived_cl1196])).
% 44.27/7.01  thf(zip_derived_cl1296, plain,
% 44.27/7.01      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/7.01         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i]:
% 44.27/7.01          (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/7.01           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)),
% 44.27/7.01      inference('demod', [status(thm)],
% 44.27/7.01                [zip_derived_cl728, zip_derived_cl927, zip_derived_cl933, 
% 44.27/7.01                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/7.01                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/7.01                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/7.01                 zip_derived_cl1196, zip_derived_cl1246])).
% 44.27/7.01  thf(zip_derived_cl1354, plain,
% 44.27/7.01      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/7.01         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i]:
% 44.27/7.01          (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/7.01           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)),
% 44.27/7.01      inference('demod', [status(thm)],
% 44.27/7.01                [zip_derived_cl695, zip_derived_cl927, zip_derived_cl933, 
% 44.27/7.01                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/7.01                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/7.01                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/7.01                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296])).
% 44.27/7.01  thf(zip_derived_cl1416, plain,
% 44.27/7.01      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/7.01         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/7.01         X14 : $i]:
% 44.27/7.01          (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/7.01           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)),
% 44.27/7.01      inference('demod', [status(thm)],
% 44.27/7.01                [zip_derived_cl661, zip_derived_cl927, zip_derived_cl933, 
% 44.27/7.01                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/7.01                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/7.01                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/7.01                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296, 
% 44.27/7.01                 zip_derived_cl1354])).
% 44.27/7.01  thf(zip_derived_cl1486, plain,
% 44.27/7.01      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/7.01         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/7.01         X14 : $i, X15 : $i]:
% 44.27/7.01          (ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 44.27/7.01           X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15)),
% 44.27/7.01      inference('demod', [status(thm)],
% 44.27/7.01                [zip_derived_cl623, zip_derived_cl927, zip_derived_cl933, 
% 44.27/7.01                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/7.01                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/7.01                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/7.01                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296, 
% 44.27/7.01                 zip_derived_cl1354, zip_derived_cl1416])).
% 44.27/7.01  thf(zip_derived_cl1555, plain,
% 44.27/7.01      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/7.01         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/7.01         X14 : $i, X15 : $i, X16 : $i]:
% 44.27/7.01          (ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 44.27/7.01           X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ 
% 44.27/7.01           X16)),
% 44.27/7.01      inference('demod', [status(thm)],
% 44.27/7.01                [zip_derived_cl587, zip_derived_cl927, zip_derived_cl933, 
% 44.27/7.01                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/7.01                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/7.01                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/7.01                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296, 
% 44.27/7.01                 zip_derived_cl1354, zip_derived_cl1416, zip_derived_cl1486])).
% 44.27/7.01  thf(zip_derived_cl1625, plain,
% 44.27/7.01      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/7.01         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/7.01         X14 : $i, X15 : $i, X16 : $i, X17 : $i]:
% 44.27/7.01          (ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 44.27/7.01           X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 44.27/7.01           X15 @ X16 @ X17)),
% 44.27/7.01      inference('demod', [status(thm)],
% 44.27/7.01                [zip_derived_cl548, zip_derived_cl927, zip_derived_cl933, 
% 44.27/7.01                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/7.01                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/7.01                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/7.01                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296, 
% 44.27/7.01                 zip_derived_cl1354, zip_derived_cl1416, zip_derived_cl1486, 
% 44.27/7.01                 zip_derived_cl1555])).
% 44.27/7.01  thf(zip_derived_cl1687, plain,
% 44.27/7.01      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/7.01         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/7.01         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i]:
% 44.27/7.01          (ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 44.27/7.01           X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 44.27/7.01           X15 @ X16 @ X17 @ X18)),
% 44.27/7.01      inference('demod', [status(thm)],
% 44.27/7.01                [zip_derived_cl509, zip_derived_cl927, zip_derived_cl933, 
% 44.27/7.01                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/7.01                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/7.01                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/7.01                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296, 
% 44.27/7.01                 zip_derived_cl1354, zip_derived_cl1416, zip_derived_cl1486, 
% 44.27/7.01                 zip_derived_cl1555, zip_derived_cl1625])).
% 44.27/7.01  thf(zip_derived_cl1752, plain,
% 44.27/7.01      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/7.01         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/7.01         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i]:
% 44.27/7.01          (ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 44.27/7.01           X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 44.27/7.01           X15 @ X16 @ X17 @ X18 @ X19)),
% 44.27/7.01      inference('demod', [status(thm)],
% 44.27/7.01                [zip_derived_cl471, zip_derived_cl927, zip_derived_cl933, 
% 44.27/7.01                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/7.01                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/7.01                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/7.01                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296, 
% 44.27/7.01                 zip_derived_cl1354, zip_derived_cl1416, zip_derived_cl1486, 
% 44.27/7.01                 zip_derived_cl1555, zip_derived_cl1625, zip_derived_cl1687])).
% 44.27/7.01  thf(zip_derived_cl1820, plain,
% 44.27/7.01      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/7.01         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/7.01         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i]:
% 44.27/7.01          (ssNder1_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 44.27/7.01           X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 44.27/7.01           X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20)),
% 44.27/7.01      inference('demod', [status(thm)],
% 44.27/7.01                [zip_derived_cl428, zip_derived_cl927, zip_derived_cl933, 
% 44.27/7.01                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/7.01                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/7.01                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/7.01                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296, 
% 44.27/7.01                 zip_derived_cl1354, zip_derived_cl1416, zip_derived_cl1486, 
% 44.27/7.01                 zip_derived_cl1555, zip_derived_cl1625, zip_derived_cl1687, 
% 44.27/7.01                 zip_derived_cl1752])).
% 44.27/7.01  thf(zip_derived_cl1925, plain,
% 44.27/7.01      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/7.01         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/7.01         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i, 
% 44.27/7.01         X21 : $i]:
% 44.27/7.01          (ssNder1_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 44.27/7.01           X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 44.27/7.01           X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21)),
% 44.27/7.01      inference('demod', [status(thm)],
% 44.27/7.01                [zip_derived_cl377, zip_derived_cl927, zip_derived_cl933, 
% 44.27/7.01                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/7.01                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/7.01                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/7.01                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296, 
% 44.27/7.01                 zip_derived_cl1354, zip_derived_cl1416, zip_derived_cl1486, 
% 44.27/7.01                 zip_derived_cl1555, zip_derived_cl1625, zip_derived_cl1687, 
% 44.27/7.01                 zip_derived_cl1752, zip_derived_cl1820])).
% 44.27/7.01  thf(zip_derived_cl2018, plain,
% 44.27/7.01      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/7.01         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/7.01         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i, 
% 44.27/7.01         X21 : $i, X22 : $i]:
% 44.27/7.01          (ssNder1_23r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 44.27/7.01           X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 44.27/7.01           X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21 @ X22)),
% 44.27/7.01      inference('demod', [status(thm)],
% 44.27/7.01                [zip_derived_cl328, zip_derived_cl927, zip_derived_cl933, 
% 44.27/7.01                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/7.01                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/7.01                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/7.01                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296, 
% 44.27/7.01                 zip_derived_cl1354, zip_derived_cl1416, zip_derived_cl1486, 
% 44.27/7.01                 zip_derived_cl1555, zip_derived_cl1625, zip_derived_cl1687, 
% 44.27/7.01                 zip_derived_cl1752, zip_derived_cl1820, zip_derived_cl1925])).
% 44.27/7.01  thf(zip_derived_cl2214, plain,
% 44.27/7.01      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/7.01         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/7.01         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i, 
% 44.27/7.01         X21 : $i, X22 : $i, X23 : $i]:
% 44.27/7.01          (ssNder1_24r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 44.27/7.01           X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 44.27/7.01           X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21 @ X22 @ X23)),
% 44.27/7.01      inference('demod', [status(thm)],
% 44.27/7.01                [zip_derived_cl274, zip_derived_cl927, zip_derived_cl933, 
% 44.27/7.01                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/7.01                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/7.01                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/7.01                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296, 
% 44.27/7.01                 zip_derived_cl1354, zip_derived_cl1416, zip_derived_cl1486, 
% 44.27/7.01                 zip_derived_cl1555, zip_derived_cl1625, zip_derived_cl1687, 
% 44.27/7.01                 zip_derived_cl1752, zip_derived_cl1820, zip_derived_cl1925, 
% 44.27/7.01                 zip_derived_cl2018])).
% 44.27/7.01  thf(zip_derived_cl2378, plain,
% 44.27/7.01      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/7.01         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/7.01         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i, 
% 44.27/7.01         X21 : $i, X22 : $i, X23 : $i, X24 : $i]:
% 44.27/7.01          (ssNder1_25r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 44.27/7.01           X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 44.27/7.01           X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21 @ X22 @ X23 @ 
% 44.27/7.01           X24)),
% 44.27/7.01      inference('demod', [status(thm)],
% 44.27/7.01                [zip_derived_cl223, zip_derived_cl927, zip_derived_cl933, 
% 44.27/7.01                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/7.01                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/7.01                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/7.01                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296, 
% 44.27/7.01                 zip_derived_cl1354, zip_derived_cl1416, zip_derived_cl1486, 
% 44.27/7.01                 zip_derived_cl1555, zip_derived_cl1625, zip_derived_cl1687, 
% 44.27/7.01                 zip_derived_cl1752, zip_derived_cl1820, zip_derived_cl1925, 
% 44.27/7.01                 zip_derived_cl2018, zip_derived_cl2214])).
% 44.27/7.01  thf(zip_derived_cl2456, plain,
% 44.27/7.01      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/7.01         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/7.01         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i, 
% 44.27/7.01         X21 : $i, X22 : $i, X23 : $i, X24 : $i, X25 : $i]:
% 44.27/7.01          (ssNder1_26r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ 
% 44.27/7.01           X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 44.27/7.01           X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21 @ X22 @ X23 @ 
% 44.27/7.01           X24 @ X25)),
% 44.27/7.01      inference('demod', [status(thm)],
% 44.27/7.01                [zip_derived_cl173, zip_derived_cl927, zip_derived_cl933, 
% 44.27/7.01                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/7.01                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/7.01                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/7.01                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296, 
% 44.27/7.01                 zip_derived_cl1354, zip_derived_cl1416, zip_derived_cl1486, 
% 44.27/7.01                 zip_derived_cl1555, zip_derived_cl1625, zip_derived_cl1687, 
% 44.27/7.01                 zip_derived_cl1752, zip_derived_cl1820, zip_derived_cl1925, 
% 44.27/7.01                 zip_derived_cl2018, zip_derived_cl2214, zip_derived_cl2378])).
% 44.27/7.01  thf(zip_derived_cl2811, plain,
% 44.27/7.01      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/7.01         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/7.01         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i, 
% 44.27/7.01         X21 : $i, X22 : $i, X23 : $i, X24 : $i, X25 : $i, X26 : $i]:
% 44.27/7.01         ( (ssPv16_27r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ 
% 44.27/7.01            X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ 
% 44.27/7.01            X12 @ X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21 @ X22 @ 
% 44.27/7.01            X23 @ X24 @ X25 @ X26)
% 44.27/7.01          | ~ (ssPv8_27r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ 
% 44.27/7.01               X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ 
% 44.27/7.01               X12 @ X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21 @ 
% 44.27/7.01               X22 @ X23 @ X24 @ X25 @ X26)
% 44.27/7.01          | ~ (ssPv2_27r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ 
% 44.27/7.01               X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ 
% 44.27/7.01               X12 @ X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21 @ 
% 44.27/7.01               X22 @ X23 @ X24 @ X25 @ X26))),
% 44.27/7.01      inference('demod', [status(thm)],
% 44.27/7.01                [zip_derived_cl6, zip_derived_cl2472, zip_derived_cl927, 
% 44.27/7.01                 zip_derived_cl933, zip_derived_cl934, zip_derived_cl939, 
% 44.27/7.01                 zip_derived_cl958, zip_derived_cl973, zip_derived_cl997, 
% 44.27/7.01                 zip_derived_cl1026, zip_derived_cl1059, zip_derived_cl1093, 
% 44.27/7.01                 zip_derived_cl1139, zip_derived_cl1196, zip_derived_cl1246, 
% 44.27/7.01                 zip_derived_cl1296, zip_derived_cl1354, zip_derived_cl1416, 
% 44.27/7.01                 zip_derived_cl1486, zip_derived_cl1555, zip_derived_cl1625, 
% 44.27/7.01                 zip_derived_cl1687, zip_derived_cl1752, zip_derived_cl1820, 
% 44.27/7.01                 zip_derived_cl1925, zip_derived_cl2018, zip_derived_cl2214, 
% 44.27/7.01                 zip_derived_cl2378, zip_derived_cl2456])).
% 44.27/7.01  thf(zip_derived_cl2812, plain,
% 44.27/7.01      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/7.01         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/7.01         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i, 
% 44.27/7.01         X21 : $i, X22 : $i, X23 : $i, X24 : $i, X25 : $i, X26 : $i]:
% 44.27/7.01         (~ (ssPv8_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X26 @ X25 @ 
% 44.27/7.01             X24 @ X23 @ X22 @ X21 @ X20 @ X19 @ X18 @ X17 @ X16 @ X15 @ X14 @ 
% 44.27/7.01             X13 @ X12 @ X11 @ X10 @ X9 @ X8 @ X7 @ X6)
% 44.27/7.01          | ~ (ssPv2_27r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ 
% 44.27/7.01               X26 @ X25 @ X24 @ X23 @ X22 @ X21 @ X20 @ X19 @ X18 @ X17 @ 
% 44.27/7.01               X16 @ X15 @ X14 @ X13 @ X12 @ X11 @ X10 @ X9 @ X8 @ X7 @ X6 @ 
% 44.27/7.01               X5 @ X4 @ X3 @ X2 @ X1 @ X0)
% 44.27/7.01          |  (ssPv16_27r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ 
% 44.27/7.01              X26 @ X25 @ X24 @ X23 @ X22 @ X21 @ X20 @ X19 @ X18 @ X17 @ 
% 44.27/7.01              X16 @ X15 @ X14 @ X13 @ X12 @ X11 @ X10 @ X9 @ X8 @ X7 @ X6 @ 
% 44.27/7.01              X5 @ X4 @ X3 @ X2 @ X1 @ X0))),
% 44.27/7.01      inference('sup-', [status(thm)], [zip_derived_cl2622, zip_derived_cl2811])).
% 44.27/7.01  thf(zip_derived_cl2813, plain,
% 44.27/7.01      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/7.01         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/7.01         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i, 
% 44.27/7.01         X21 : $i, X22 : $i, X23 : $i, X24 : $i, X25 : $i, X26 : $i]:
% 44.27/7.01         ( (ssPv22_27r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ 
% 44.27/7.01            X26 @ X25 @ X24 @ X23 @ X22 @ X21 @ X20 @ X19 @ X18 @ X17 @ X16 @ 
% 44.27/7.01            X15 @ X14 @ X13 @ X12 @ X11 @ X10 @ X9 @ X8 @ X7 @ X6 @ X5 @ X4 @ 
% 44.27/7.01            X3 @ X2 @ X1 @ X0)
% 44.27/7.01          |  (ssPv23_27r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ 
% 44.27/7.01              X26 @ X25 @ X24 @ X23 @ X22 @ X21 @ X20 @ X19 @ X18 @ X17 @ 
% 44.27/7.01              X16 @ X15 @ X14 @ X13 @ X12 @ X11 @ X10 @ X9 @ X8 @ X7 @ X6 @ 
% 44.27/7.01              X5 @ X4 @ X3 @ X2 @ X1 @ X0)
% 44.27/7.01          |  (ssPv25_27r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ 
% 44.27/7.01              X26 @ X25 @ X24 @ X23 @ X22 @ X21 @ X20 @ X19 @ X18 @ X17 @ 
% 44.27/7.01              X16 @ X15 @ X14 @ X13 @ X12 @ X11 @ X10 @ X9 @ X8 @ X7 @ X6 @ 
% 44.27/7.01              X5 @ X4 @ X3 @ X2 @ X1 @ X0)
% 44.27/7.01          |  (ssPv16_27r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ 
% 44.27/7.01              X26 @ X25 @ X24 @ X23 @ X22 @ X21 @ X20 @ X19 @ X18 @ X17 @ 
% 44.27/7.01              X16 @ X15 @ X14 @ X13 @ X12 @ X11 @ X10 @ X9 @ X8 @ X7 @ X6 @ 
% 44.27/7.01              X5 @ X4 @ X3 @ X2 @ X1 @ X0)
% 44.27/7.01          | ~ (ssPv8_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X26 @ 
% 44.27/7.01               X25 @ X24 @ X23 @ X22 @ X21 @ X20 @ X19 @ X18 @ X17 @ X16 @ 
% 44.27/7.01               X15 @ X14 @ X13 @ X12 @ X11 @ X10 @ X9 @ X8 @ X7 @ X6))),
% 44.27/7.01      inference('sup-', [status(thm)], [zip_derived_cl2607, zip_derived_cl2812])).
% 44.27/7.01  thf(clause836, conjecture,
% 44.27/7.01    (~( ( ssPv16_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/7.01          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) | 
% 44.27/7.01        ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 44.27/7.01        ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 44.27/7.01        ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 44.27/7.01        ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 44.27/7.01        ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 44.27/7.01        ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 44.27/7.01        ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 44.27/7.01        ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 44.27/7.01        ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 44.27/7.01        ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 44.27/7.01             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 44.27/7.01        ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/7.01             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 44.27/7.01        ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/7.01             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 44.27/7.01        ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/7.01             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 44.27/7.01        ( ~( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/7.01             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) | 
% 44.27/7.01        ( ~( ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/7.01             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) ) | 
% 44.27/7.01        ( ~( ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/7.01             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 44.27/7.01             X9 @ X10 ) ) | 
% 44.27/7.01        ( ~( ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/7.01             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 44.27/7.01             X9 @ X10 @ X11 ) ) | 
% 44.27/7.01        ( ~( ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/7.01             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 44.27/7.01             X9 @ X10 @ X11 @ X12 ) ) | 
% 44.27/7.01        ( ~( ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/7.01             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 44.27/7.01             X9 @ X10 @ X11 @ X12 @ X13 ) ) | 
% 44.27/7.01        ( ~( ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/7.01             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 44.27/7.01             X9 @ X10 @ X11 @ X12 @ X13 @ X14 ) ) | 
% 44.27/7.01        ( ~( ssNder1_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/7.01             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 44.27/7.01             X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 ) ) | 
% 44.27/7.01        ( ~( ssNder1_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/7.01             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 44.27/7.01             X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 ) ) | 
% 44.27/7.01        ( ~( ssNder1_23r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/7.01             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 44.27/7.01             X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 @ X17 ) ) | 
% 44.27/7.01        ( ~( ssNder1_24r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/7.01             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 44.27/7.01             X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 @ X17 @ X18 ) ) | 
% 44.27/7.01        ( ~( ssNder1_25r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/7.01             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 44.27/7.01             X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 ) ) | 
% 44.27/7.01        ( ~( ssNder1_26r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/7.01             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 44.27/7.01             X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ 
% 44.27/7.01             X20 ) ) | 
% 44.27/7.01        ( ~( ssPv16_27r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/7.01             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 44.27/7.01             X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ 
% 44.27/7.01             X20 @ X21 ) ) ))).
% 44.27/7.01  thf(zf_stmt_80, negated_conjecture,
% 44.27/7.01    (( ssPv16_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/7.01       U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) | 
% 44.27/7.01     ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 44.27/7.01     ( ~( ssNder1_2r1r1 @ U @ V ) ) | ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 44.27/7.01     ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 44.27/7.01     ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 44.27/7.01     ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 44.27/7.01     ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 44.27/7.01     ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 44.27/7.01     ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 44.27/7.01     ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 44.27/7.01          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 44.27/7.01     ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/7.01          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 44.27/7.01     ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/7.01          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 44.27/7.01     ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/7.01          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 44.27/7.01     ( ~( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/7.01          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) | 
% 44.27/7.01     ( ~( ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/7.01          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) ) | 
% 44.27/7.01     ( ~( ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/7.01          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 44.27/7.01          X10 ) ) | 
% 44.27/7.01     ( ~( ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/7.01          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 44.27/7.01          X10 @ X11 ) ) | 
% 44.27/7.01     ( ~( ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/7.01          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 44.27/7.01          X10 @ X11 @ X12 ) ) | 
% 44.27/7.01     ( ~( ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/7.01          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 44.27/7.01          X10 @ X11 @ X12 @ X13 ) ) | 
% 44.27/7.01     ( ~( ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/7.01          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 44.27/7.01          X10 @ X11 @ X12 @ X13 @ X14 ) ) | 
% 44.27/7.01     ( ~( ssNder1_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/7.01          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 44.27/7.01          X10 @ X11 @ X12 @ X13 @ X14 @ X15 ) ) | 
% 44.27/7.01     ( ~( ssNder1_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/7.01          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 44.27/7.01          X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 ) ) | 
% 44.27/7.01     ( ~( ssNder1_23r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/7.01          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 44.27/7.01          X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 @ X17 ) ) | 
% 44.27/7.01     ( ~( ssNder1_24r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/7.01          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 44.27/7.01          X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 @ X17 @ X18 ) ) | 
% 44.27/7.01     ( ~( ssNder1_25r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/7.01          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 44.27/7.01          X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 ) ) | 
% 44.27/7.01     ( ~( ssNder1_26r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/7.01          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 44.27/7.01          X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 ) ) | 
% 44.27/7.01     ( ~( ssPv16_27r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/7.01          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 44.27/7.01          X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21 ) )),
% 44.27/7.01    inference('cnf.neg', [status(esa)], [clause836])).
% 44.27/7.01  thf(zip_derived_cl92, plain,
% 44.27/7.01      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/7.01         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/7.01         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i, 
% 44.27/7.01         X21 : $i, X22 : $i, X23 : $i, X24 : $i, X25 : $i, X26 : $i]:
% 44.27/7.01         ( (ssPv16_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/7.01            X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)
% 44.27/7.01          | ~ (ssNder1_0)
% 44.27/7.01          | ~ (ssNder1_1r1 @ X0)
% 44.27/7.01          | ~ (ssNder1_2r1r1 @ X0 @ X1)
% 44.27/7.01          | ~ (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)
% 44.27/7.01          | ~ (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)
% 44.27/7.01          | ~ (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)
% 44.27/7.01          | ~ (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)
% 44.27/7.01          | ~ (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)
% 44.27/7.01          | ~ (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 44.27/7.01               X7)
% 44.27/7.01          | ~ (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 44.27/7.01               X6 @ X7 @ X8)
% 44.27/7.01          | ~ (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 44.27/7.01               X6 @ X7 @ X8 @ X9)
% 44.27/7.01          | ~ (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/7.01               X5 @ X6 @ X7 @ X8 @ X9 @ X10)
% 44.27/7.01          | ~ (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/7.01               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11)
% 44.27/7.01          | ~ (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/7.01               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)
% 44.27/7.01          | ~ (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 44.27/7.01               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)
% 44.27/7.01          | ~ (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 44.27/7.01               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)
% 44.27/7.01          | ~ (ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 44.27/7.01               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 44.27/7.01               X14 @ X15)
% 44.27/7.01          | ~ (ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 44.27/7.01               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 44.27/7.01               X14 @ X15 @ X16)
% 44.27/7.01          | ~ (ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 44.27/7.01               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 44.27/7.01               X14 @ X15 @ X16 @ X17)
% 44.27/7.01          | ~ (ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 44.27/7.01               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 44.27/7.01               X14 @ X15 @ X16 @ X17 @ X18)
% 44.27/7.01          | ~ (ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 44.27/7.01               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 44.27/7.01               X14 @ X15 @ X16 @ X17 @ X18 @ X19)
% 44.27/7.01          | ~ (ssNder1_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 44.27/7.01               X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 44.27/7.01               X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20)
% 44.27/7.01          | ~ (ssNder1_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 44.27/7.01               X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 44.27/7.01               X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21)
% 44.27/7.01          | ~ (ssNder1_23r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 44.27/7.01               X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 44.27/7.01               X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21 @ X22)
% 44.27/7.01          | ~ (ssNder1_24r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ 
% 44.27/7.01               X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ 
% 44.27/7.01               X12 @ X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21 @ 
% 44.27/7.01               X22 @ X23)
% 44.27/7.01          | ~ (ssNder1_25r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ 
% 44.27/7.01               X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ 
% 44.27/7.01               X12 @ X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21 @ 
% 44.27/7.01               X22 @ X23 @ X24)
% 44.27/7.01          | ~ (ssNder1_26r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ 
% 44.27/7.01               X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ 
% 44.27/7.01               X12 @ X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21 @ 
% 44.27/7.01               X22 @ X23 @ X24 @ X25)
% 44.27/7.01          | ~ (ssPv16_27r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ 
% 44.27/7.01               X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ 
% 44.27/7.01               X12 @ X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21 @ 
% 44.27/7.01               X22 @ X23 @ X24 @ X25 @ X26))),
% 44.27/7.01      inference('cnf', [status(esa)], [zf_stmt_80])).
% 44.27/7.01  thf(zip_derived_cl927, plain, ( (ssNder1_0)),
% 44.27/7.01      inference('cnf', [status(esa)], [zf_stmt_1])).
% 44.27/7.01  thf(zip_derived_cl933, plain, (![X0 : $i]:  (ssNder1_1r1 @ X0)),
% 44.27/7.01      inference('demod', [status(thm)], [zip_derived_cl926, zip_derived_cl927])).
% 44.27/7.01  thf(zip_derived_cl934, plain,
% 44.27/7.01      (![X0 : $i, X1 : $i]:  (ssNder1_2r1r1 @ X0 @ X1)),
% 44.27/7.01      inference('demod', [status(thm)],
% 44.27/7.01                [zip_derived_cl925, zip_derived_cl927, zip_derived_cl933])).
% 44.27/7.01  thf(zip_derived_cl939, plain,
% 44.27/7.01      (![X0 : $i, X1 : $i, X2 : $i]:  (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)),
% 44.27/7.01      inference('demod', [status(thm)],
% 44.27/7.01                [zip_derived_cl919, zip_derived_cl927, zip_derived_cl933, 
% 44.27/7.01                 zip_derived_cl934])).
% 44.27/7.01  thf(zip_derived_cl958, plain,
% 44.27/7.01      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 44.27/7.01          (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)),
% 44.27/7.01      inference('demod', [status(thm)],
% 44.27/7.01                [zip_derived_cl912, zip_derived_cl927, zip_derived_cl933, 
% 44.27/7.01                 zip_derived_cl934, zip_derived_cl939])).
% 44.27/7.01  thf(zip_derived_cl973, plain,
% 44.27/7.01      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 44.27/7.01          (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)),
% 44.27/7.01      inference('demod', [status(thm)],
% 44.27/7.01                [zip_derived_cl901, zip_derived_cl927, zip_derived_cl933, 
% 44.27/7.01                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958])).
% 44.27/7.01  thf(zip_derived_cl997, plain,
% 44.27/7.01      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 44.27/7.01          (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)),
% 44.27/7.01      inference('demod', [status(thm)],
% 44.27/7.01                [zip_derived_cl886, zip_derived_cl927, zip_derived_cl933, 
% 44.27/7.01                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/7.01                 zip_derived_cl973])).
% 44.27/7.01  thf(zip_derived_cl1026, plain,
% 44.27/7.01      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i]:
% 44.27/7.01          (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)),
% 44.27/7.01      inference('demod', [status(thm)],
% 44.27/7.01                [zip_derived_cl870, zip_derived_cl927, zip_derived_cl933, 
% 44.27/7.01                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/7.01                 zip_derived_cl973, zip_derived_cl997])).
% 44.27/7.01  thf(zip_derived_cl1059, plain,
% 44.27/7.01      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, X7 : $i]:
% 44.27/7.01          (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7)),
% 44.27/7.01      inference('demod', [status(thm)],
% 44.27/7.01                [zip_derived_cl850, zip_derived_cl927, zip_derived_cl933, 
% 44.27/7.01                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/7.01                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026])).
% 44.27/7.01  thf(zip_derived_cl1093, plain,
% 44.27/7.01      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/7.01         X7 : $i, X8 : $i]:
% 44.27/7.01          (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 44.27/7.01           X7 @ X8)),
% 44.27/7.01      inference('demod', [status(thm)],
% 44.27/7.01                [zip_derived_cl831, zip_derived_cl927, zip_derived_cl933, 
% 44.27/7.01                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/7.01                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/7.01                 zip_derived_cl1059])).
% 44.27/7.01  thf(zip_derived_cl1139, plain,
% 44.27/7.01      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/7.01         X7 : $i, X8 : $i, X9 : $i]:
% 44.27/7.01          (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 44.27/7.01           X7 @ X8 @ X9)),
% 44.27/7.01      inference('demod', [status(thm)],
% 44.27/7.01                [zip_derived_cl807, zip_derived_cl927, zip_derived_cl933, 
% 44.27/7.01                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/7.01                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/7.01                 zip_derived_cl1059, zip_derived_cl1093])).
% 44.27/7.01  thf(zip_derived_cl1196, plain,
% 44.27/7.01      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/7.01         X7 : $i, X8 : $i, X9 : $i, X10 : $i]:
% 44.27/7.01          (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 44.27/7.01           X6 @ X7 @ X8 @ X9 @ X10)),
% 44.27/7.01      inference('demod', [status(thm)],
% 44.27/7.01                [zip_derived_cl782, zip_derived_cl927, zip_derived_cl933, 
% 44.27/7.01                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/7.01                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/7.01                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139])).
% 44.27/7.01  thf(zip_derived_cl1246, plain,
% 44.27/7.01      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/7.01         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i]:
% 44.27/7.01          (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 44.27/7.01           X6 @ X7 @ X8 @ X9 @ X10 @ X11)),
% 44.27/7.01      inference('demod', [status(thm)],
% 44.27/7.01                [zip_derived_cl755, zip_derived_cl927, zip_derived_cl933, 
% 44.27/7.01                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/7.01                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/7.01                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/7.01                 zip_derived_cl1196])).
% 44.27/7.01  thf(zip_derived_cl1296, plain,
% 44.27/7.01      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/7.01         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i]:
% 44.27/7.01          (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/7.01           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)),
% 44.27/7.01      inference('demod', [status(thm)],
% 44.27/7.01                [zip_derived_cl728, zip_derived_cl927, zip_derived_cl933, 
% 44.27/7.01                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/7.01                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/7.01                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/7.01                 zip_derived_cl1196, zip_derived_cl1246])).
% 44.27/7.01  thf(zip_derived_cl1354, plain,
% 44.27/7.01      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/7.01         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i]:
% 44.27/7.01          (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/7.01           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)),
% 44.27/7.01      inference('demod', [status(thm)],
% 44.27/7.01                [zip_derived_cl695, zip_derived_cl927, zip_derived_cl933, 
% 44.27/7.01                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/7.01                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/7.01                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/7.01                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296])).
% 44.27/7.01  thf(zip_derived_cl1416, plain,
% 44.27/7.01      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/7.01         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/7.01         X14 : $i]:
% 44.27/7.01          (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/7.01           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)),
% 44.27/7.01      inference('demod', [status(thm)],
% 44.27/7.01                [zip_derived_cl661, zip_derived_cl927, zip_derived_cl933, 
% 44.27/7.01                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/7.01                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/7.01                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/7.01                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296, 
% 44.27/7.01                 zip_derived_cl1354])).
% 44.27/7.01  thf(zip_derived_cl1486, plain,
% 44.27/7.01      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/7.01         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/7.01         X14 : $i, X15 : $i]:
% 44.27/7.01          (ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 44.27/7.01           X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15)),
% 44.27/7.01      inference('demod', [status(thm)],
% 44.27/7.01                [zip_derived_cl623, zip_derived_cl927, zip_derived_cl933, 
% 44.27/7.01                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/7.01                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/7.01                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/7.01                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296, 
% 44.27/7.01                 zip_derived_cl1354, zip_derived_cl1416])).
% 44.27/7.01  thf(zip_derived_cl1555, plain,
% 44.27/7.01      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/7.01         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/7.01         X14 : $i, X15 : $i, X16 : $i]:
% 44.27/7.01          (ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 44.27/7.01           X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ 
% 44.27/7.01           X16)),
% 44.27/7.01      inference('demod', [status(thm)],
% 44.27/7.01                [zip_derived_cl587, zip_derived_cl927, zip_derived_cl933, 
% 44.27/7.01                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/7.01                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/7.01                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/7.01                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296, 
% 44.27/7.01                 zip_derived_cl1354, zip_derived_cl1416, zip_derived_cl1486])).
% 44.27/7.01  thf(zip_derived_cl1625, plain,
% 44.27/7.01      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/7.01         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/7.01         X14 : $i, X15 : $i, X16 : $i, X17 : $i]:
% 44.27/7.01          (ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 44.27/7.01           X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 44.27/7.01           X15 @ X16 @ X17)),
% 44.27/7.01      inference('demod', [status(thm)],
% 44.27/7.01                [zip_derived_cl548, zip_derived_cl927, zip_derived_cl933, 
% 44.27/7.01                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/7.01                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/7.01                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/7.01                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296, 
% 44.27/7.01                 zip_derived_cl1354, zip_derived_cl1416, zip_derived_cl1486, 
% 44.27/7.01                 zip_derived_cl1555])).
% 44.27/7.01  thf(zip_derived_cl1687, plain,
% 44.27/7.01      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/7.01         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/7.01         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i]:
% 44.27/7.01          (ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 44.27/7.01           X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 44.27/7.01           X15 @ X16 @ X17 @ X18)),
% 44.27/7.01      inference('demod', [status(thm)],
% 44.27/7.01                [zip_derived_cl509, zip_derived_cl927, zip_derived_cl933, 
% 44.27/7.01                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/7.01                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/7.01                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/7.01                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296, 
% 44.27/7.01                 zip_derived_cl1354, zip_derived_cl1416, zip_derived_cl1486, 
% 44.27/7.01                 zip_derived_cl1555, zip_derived_cl1625])).
% 44.27/7.01  thf(zip_derived_cl1752, plain,
% 44.27/7.01      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/7.01         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/7.01         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i]:
% 44.27/7.01          (ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 44.27/7.01           X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 44.27/7.01           X15 @ X16 @ X17 @ X18 @ X19)),
% 44.27/7.01      inference('demod', [status(thm)],
% 44.27/7.01                [zip_derived_cl471, zip_derived_cl927, zip_derived_cl933, 
% 44.27/7.01                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/7.01                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/7.01                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/7.01                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296, 
% 44.27/7.01                 zip_derived_cl1354, zip_derived_cl1416, zip_derived_cl1486, 
% 44.27/7.01                 zip_derived_cl1555, zip_derived_cl1625, zip_derived_cl1687])).
% 44.27/7.01  thf(zip_derived_cl1820, plain,
% 44.27/7.01      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/7.01         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/7.01         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i]:
% 44.27/7.01          (ssNder1_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 44.27/7.01           X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 44.27/7.01           X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20)),
% 44.27/7.01      inference('demod', [status(thm)],
% 44.27/7.01                [zip_derived_cl428, zip_derived_cl927, zip_derived_cl933, 
% 44.27/7.01                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/7.01                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/7.01                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/7.01                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296, 
% 44.27/7.01                 zip_derived_cl1354, zip_derived_cl1416, zip_derived_cl1486, 
% 44.27/7.01                 zip_derived_cl1555, zip_derived_cl1625, zip_derived_cl1687, 
% 44.27/7.01                 zip_derived_cl1752])).
% 44.27/7.01  thf(zip_derived_cl1925, plain,
% 44.27/7.01      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/7.01         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/7.01         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i, 
% 44.27/7.01         X21 : $i]:
% 44.27/7.01          (ssNder1_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 44.27/7.01           X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 44.27/7.01           X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21)),
% 44.27/7.01      inference('demod', [status(thm)],
% 44.27/7.01                [zip_derived_cl377, zip_derived_cl927, zip_derived_cl933, 
% 44.27/7.01                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/7.01                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/7.01                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/7.01                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296, 
% 44.27/7.01                 zip_derived_cl1354, zip_derived_cl1416, zip_derived_cl1486, 
% 44.27/7.01                 zip_derived_cl1555, zip_derived_cl1625, zip_derived_cl1687, 
% 44.27/7.01                 zip_derived_cl1752, zip_derived_cl1820])).
% 44.27/7.01  thf(zip_derived_cl2018, plain,
% 44.27/7.01      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/7.01         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/7.01         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i, 
% 44.27/7.01         X21 : $i, X22 : $i]:
% 44.27/7.01          (ssNder1_23r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 44.27/7.01           X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 44.27/7.01           X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21 @ X22)),
% 44.27/7.01      inference('demod', [status(thm)],
% 44.27/7.01                [zip_derived_cl328, zip_derived_cl927, zip_derived_cl933, 
% 44.27/7.01                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/7.01                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/7.01                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/7.01                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296, 
% 44.27/7.01                 zip_derived_cl1354, zip_derived_cl1416, zip_derived_cl1486, 
% 44.27/7.01                 zip_derived_cl1555, zip_derived_cl1625, zip_derived_cl1687, 
% 44.27/7.01                 zip_derived_cl1752, zip_derived_cl1820, zip_derived_cl1925])).
% 44.27/7.01  thf(zip_derived_cl2214, plain,
% 44.27/7.01      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/7.01         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/7.01         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i, 
% 44.27/7.01         X21 : $i, X22 : $i, X23 : $i]:
% 44.27/7.01          (ssNder1_24r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 44.27/7.01           X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 44.27/7.01           X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21 @ X22 @ X23)),
% 44.27/7.01      inference('demod', [status(thm)],
% 44.27/7.01                [zip_derived_cl274, zip_derived_cl927, zip_derived_cl933, 
% 44.27/7.01                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/7.01                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/7.01                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/7.01                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296, 
% 44.27/7.01                 zip_derived_cl1354, zip_derived_cl1416, zip_derived_cl1486, 
% 44.27/7.01                 zip_derived_cl1555, zip_derived_cl1625, zip_derived_cl1687, 
% 44.27/7.01                 zip_derived_cl1752, zip_derived_cl1820, zip_derived_cl1925, 
% 44.27/7.01                 zip_derived_cl2018])).
% 44.27/7.01  thf(zip_derived_cl2378, plain,
% 44.27/7.01      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/7.01         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/7.01         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i, 
% 44.27/7.01         X21 : $i, X22 : $i, X23 : $i, X24 : $i]:
% 44.27/7.01          (ssNder1_25r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 44.27/7.01           X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 44.27/7.01           X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21 @ X22 @ X23 @ 
% 44.27/7.01           X24)),
% 44.27/7.01      inference('demod', [status(thm)],
% 44.27/7.01                [zip_derived_cl223, zip_derived_cl927, zip_derived_cl933, 
% 44.27/7.01                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/7.01                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/7.01                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/7.01                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296, 
% 44.27/7.01                 zip_derived_cl1354, zip_derived_cl1416, zip_derived_cl1486, 
% 44.27/7.01                 zip_derived_cl1555, zip_derived_cl1625, zip_derived_cl1687, 
% 44.27/7.01                 zip_derived_cl1752, zip_derived_cl1820, zip_derived_cl1925, 
% 44.27/7.01                 zip_derived_cl2018, zip_derived_cl2214])).
% 44.27/7.01  thf(zip_derived_cl2456, plain,
% 44.27/7.01      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/7.01         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/7.01         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i, 
% 44.27/7.01         X21 : $i, X22 : $i, X23 : $i, X24 : $i, X25 : $i]:
% 44.27/7.01          (ssNder1_26r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ 
% 44.27/7.01           X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 44.27/7.01           X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21 @ X22 @ X23 @ 
% 44.27/7.01           X24 @ X25)),
% 44.27/7.01      inference('demod', [status(thm)],
% 44.27/7.01                [zip_derived_cl173, zip_derived_cl927, zip_derived_cl933, 
% 44.27/7.01                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/7.01                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/7.01                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/7.01                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296, 
% 44.27/7.01                 zip_derived_cl1354, zip_derived_cl1416, zip_derived_cl1486, 
% 44.27/7.01                 zip_derived_cl1555, zip_derived_cl1625, zip_derived_cl1687, 
% 44.27/7.01                 zip_derived_cl1752, zip_derived_cl1820, zip_derived_cl1925, 
% 44.27/7.01                 zip_derived_cl2018, zip_derived_cl2214, zip_derived_cl2378])).
% 44.27/7.01  thf(zip_derived_cl2538, plain,
% 44.27/7.01      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/7.01         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/7.01         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i, 
% 44.27/7.01         X21 : $i, X22 : $i, X23 : $i, X24 : $i, X25 : $i, X26 : $i]:
% 44.27/7.01         ( (ssPv16_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/7.01            X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)
% 44.27/7.01          | ~ (ssPv16_27r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ 
% 44.27/7.01               X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ 
% 44.27/7.01               X12 @ X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21 @ 
% 44.27/7.01               X22 @ X23 @ X24 @ X25 @ X26))),
% 44.27/7.01      inference('demod', [status(thm)],
% 44.27/7.01                [zip_derived_cl92, zip_derived_cl927, zip_derived_cl933, 
% 44.27/7.01                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/7.01                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/7.01                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/7.01                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296, 
% 44.27/7.01                 zip_derived_cl1354, zip_derived_cl1416, zip_derived_cl1486, 
% 44.27/7.01                 zip_derived_cl1555, zip_derived_cl1625, zip_derived_cl1687, 
% 44.27/7.01                 zip_derived_cl1752, zip_derived_cl1820, zip_derived_cl1925, 
% 44.27/7.01                 zip_derived_cl2018, zip_derived_cl2214, zip_derived_cl2378, 
% 44.27/7.01                 zip_derived_cl2456])).
% 44.27/7.01  thf(zip_derived_cl2814, plain,
% 44.27/7.01      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/7.01         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/7.01         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i, 
% 44.27/7.01         X21 : $i, X22 : $i, X23 : $i, X24 : $i, X25 : $i, X26 : $i]:
% 44.27/7.01         (~ (ssPv8_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X26 @ X25 @ 
% 44.27/7.01             X24 @ X23 @ X22 @ X21 @ X20 @ X19 @ X18 @ X17 @ X16 @ X15 @ X14 @ 
% 44.27/7.01             X13 @ X12 @ X11 @ X10 @ X9 @ X8 @ X7 @ X6)
% 44.27/7.01          |  (ssPv25_27r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ 
% 44.27/7.01              X26 @ X25 @ X24 @ X23 @ X22 @ X21 @ X20 @ X19 @ X18 @ X17 @ 
% 44.27/7.01              X16 @ X15 @ X14 @ X13 @ X12 @ X11 @ X10 @ X9 @ X8 @ X7 @ X6 @ 
% 44.27/7.01              X5 @ X4 @ X3 @ X2 @ X1 @ X0)
% 44.27/7.01          |  (ssPv23_27r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ 
% 44.27/7.01              X26 @ X25 @ X24 @ X23 @ X22 @ X21 @ X20 @ X19 @ X18 @ X17 @ 
% 44.27/7.01              X16 @ X15 @ X14 @ X13 @ X12 @ X11 @ X10 @ X9 @ X8 @ X7 @ X6 @ 
% 44.27/7.01              X5 @ X4 @ X3 @ X2 @ X1 @ X0)
% 44.27/7.01          |  (ssPv22_27r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ 
% 44.27/7.01              X26 @ X25 @ X24 @ X23 @ X22 @ X21 @ X20 @ X19 @ X18 @ X17 @ 
% 44.27/7.01              X16 @ X15 @ X14 @ X13 @ X12 @ X11 @ X10 @ X9 @ X8 @ X7 @ X6 @ 
% 44.27/7.01              X5 @ X4 @ X3 @ X2 @ X1 @ X0)
% 44.27/7.01          |  (ssPv16_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X26 @ X25 @ X24 @ X23 @ 
% 44.27/7.01              X22 @ X21 @ X20 @ X19 @ X18 @ X17 @ X16 @ X15 @ X14))),
% 44.27/7.01      inference('sup-', [status(thm)], [zip_derived_cl2813, zip_derived_cl2538])).
% 44.27/7.01  thf(clause824, conjecture,
% 44.27/7.01    (~( ( ssPv22_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) | 
% 44.27/7.01        ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 44.27/7.01        ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 44.27/7.01        ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 44.27/7.01        ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 44.27/7.01        ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 44.27/7.01        ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 44.27/7.01        ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 44.27/7.01        ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 44.27/7.01        ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 44.27/7.01        ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 44.27/7.01             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 44.27/7.01        ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/7.01             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 44.27/7.01        ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/7.01             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 44.27/7.01        ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/7.01             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 44.27/7.01        ( ~( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/7.01             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) | 
% 44.27/7.01        ( ~( ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/7.01             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) ) | 
% 44.27/7.01        ( ~( ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/7.01             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 44.27/7.01             X9 @ X10 ) ) | 
% 44.27/7.01        ( ~( ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/7.01             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 44.27/7.01             X9 @ X10 @ X11 ) ) | 
% 44.27/7.01        ( ~( ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/7.01             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 44.27/7.01             X9 @ X10 @ X11 @ X12 ) ) | 
% 44.27/7.01        ( ~( ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/7.01             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 44.27/7.01             X9 @ X10 @ X11 @ X12 @ X13 ) ) | 
% 44.27/7.01        ( ~( ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/7.01             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 44.27/7.01             X9 @ X10 @ X11 @ X12 @ X13 @ X14 ) ) | 
% 44.27/7.01        ( ~( ssNder1_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/7.01             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 44.27/7.01             X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 ) ) | 
% 44.27/7.01        ( ~( ssNder1_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/7.01             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 44.27/7.01             X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 ) ) | 
% 44.27/7.01        ( ~( ssNder1_23r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/7.01             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 44.27/7.01             X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 @ X17 ) ) | 
% 44.27/7.01        ( ~( ssNder1_24r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/7.01             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 44.27/7.01             X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 @ X17 @ X18 ) ) | 
% 44.27/7.01        ( ~( ssNder1_25r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/7.01             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 44.27/7.01             X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 ) ) | 
% 44.27/7.01        ( ~( ssNder1_26r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/7.01             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 44.27/7.01             X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ 
% 44.27/7.01             X20 ) ) | 
% 44.27/7.01        ( ~( ssPv22_27r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/7.01             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 44.27/7.01             X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ 
% 44.27/7.01             X20 @ X21 ) ) ))).
% 44.27/7.01  thf(zf_stmt_81, negated_conjecture,
% 44.27/7.01    (( ssPv22_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) | 
% 44.27/7.01     ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 44.27/7.01     ( ~( ssNder1_2r1r1 @ U @ V ) ) | ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 44.27/7.01     ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 44.27/7.01     ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 44.27/7.01     ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 44.27/7.01     ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 44.27/7.01     ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 44.27/7.01     ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 44.27/7.01     ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 44.27/7.01          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 44.27/7.01     ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/7.01          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 44.27/7.01     ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/7.01          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 44.27/7.01     ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/7.01          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 44.27/7.01     ( ~( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/7.01          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) | 
% 44.27/7.01     ( ~( ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/7.01          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) ) | 
% 44.27/7.01     ( ~( ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/7.01          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 44.27/7.01          X10 ) ) | 
% 44.27/7.01     ( ~( ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/7.01          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 44.27/7.01          X10 @ X11 ) ) | 
% 44.27/7.01     ( ~( ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/7.01          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 44.27/7.01          X10 @ X11 @ X12 ) ) | 
% 44.27/7.01     ( ~( ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/7.01          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 44.27/7.01          X10 @ X11 @ X12 @ X13 ) ) | 
% 44.27/7.01     ( ~( ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/7.01          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 44.27/7.01          X10 @ X11 @ X12 @ X13 @ X14 ) ) | 
% 44.27/7.01     ( ~( ssNder1_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/7.01          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 44.27/7.01          X10 @ X11 @ X12 @ X13 @ X14 @ X15 ) ) | 
% 44.27/7.01     ( ~( ssNder1_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/7.01          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 44.27/7.01          X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 ) ) | 
% 44.27/7.01     ( ~( ssNder1_23r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/7.01          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 44.27/7.01          X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 @ X17 ) ) | 
% 44.27/7.01     ( ~( ssNder1_24r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/7.01          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 44.27/7.01          X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 @ X17 @ X18 ) ) | 
% 44.27/7.01     ( ~( ssNder1_25r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/7.01          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 44.27/7.01          X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 ) ) | 
% 44.27/7.01     ( ~( ssNder1_26r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/7.01          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 44.27/7.01          X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 ) ) | 
% 44.27/7.01     ( ~( ssPv22_27r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/7.01          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 44.27/7.01          X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21 ) )),
% 44.27/7.01    inference('cnf.neg', [status(esa)], [clause824])).
% 44.27/7.01  thf(zip_derived_cl104, plain,
% 44.27/7.01      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/7.01         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/7.01         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i, 
% 44.27/7.01         X21 : $i, X22 : $i, X23 : $i, X24 : $i, X25 : $i, X26 : $i]:
% 44.27/7.01         ( (ssPv22_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)
% 44.27/7.01          | ~ (ssNder1_0)
% 44.27/7.01          | ~ (ssNder1_1r1 @ X0)
% 44.27/7.01          | ~ (ssNder1_2r1r1 @ X0 @ X1)
% 44.27/7.01          | ~ (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)
% 44.27/7.01          | ~ (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)
% 44.27/7.01          | ~ (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)
% 44.27/7.01          | ~ (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)
% 44.27/7.01          | ~ (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)
% 44.27/7.01          | ~ (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 44.27/7.01               X7)
% 44.27/7.01          | ~ (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 44.27/7.01               X6 @ X7 @ X8)
% 44.27/7.01          | ~ (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 44.27/7.01               X6 @ X7 @ X8 @ X9)
% 44.27/7.01          | ~ (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/7.01               X5 @ X6 @ X7 @ X8 @ X9 @ X10)
% 44.27/7.01          | ~ (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/7.01               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11)
% 44.27/7.01          | ~ (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/7.01               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)
% 44.27/7.01          | ~ (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 44.27/7.01               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)
% 44.27/7.01          | ~ (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 44.27/7.01               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)
% 44.27/7.01          | ~ (ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 44.27/7.01               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 44.27/7.01               X14 @ X15)
% 44.27/7.01          | ~ (ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 44.27/7.01               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 44.27/7.01               X14 @ X15 @ X16)
% 44.27/7.01          | ~ (ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 44.27/7.01               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 44.27/7.01               X14 @ X15 @ X16 @ X17)
% 44.27/7.01          | ~ (ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 44.27/7.01               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 44.27/7.01               X14 @ X15 @ X16 @ X17 @ X18)
% 44.27/7.01          | ~ (ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 44.27/7.01               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 44.27/7.01               X14 @ X15 @ X16 @ X17 @ X18 @ X19)
% 44.27/7.01          | ~ (ssNder1_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 44.27/7.01               X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 44.27/7.01               X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20)
% 44.27/7.01          | ~ (ssNder1_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 44.27/7.01               X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 44.27/7.01               X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21)
% 44.27/7.01          | ~ (ssNder1_23r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 44.27/7.01               X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 44.27/7.01               X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21 @ X22)
% 44.27/7.01          | ~ (ssNder1_24r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ 
% 44.27/7.01               X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ 
% 44.27/7.01               X12 @ X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21 @ 
% 44.27/7.01               X22 @ X23)
% 44.27/7.01          | ~ (ssNder1_25r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ 
% 44.27/7.01               X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ 
% 44.27/7.01               X12 @ X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21 @ 
% 44.27/7.01               X22 @ X23 @ X24)
% 44.27/7.01          | ~ (ssNder1_26r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ 
% 44.27/7.01               X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ 
% 44.27/7.01               X12 @ X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21 @ 
% 44.27/7.01               X22 @ X23 @ X24 @ X25)
% 44.27/7.01          | ~ (ssPv22_27r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ 
% 44.27/7.01               X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ 
% 44.27/7.01               X12 @ X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21 @ 
% 44.27/7.01               X22 @ X23 @ X24 @ X25 @ X26))),
% 44.27/7.01      inference('cnf', [status(esa)], [zf_stmt_81])).
% 44.27/7.01  thf(zip_derived_cl927, plain, ( (ssNder1_0)),
% 44.27/7.01      inference('cnf', [status(esa)], [zf_stmt_1])).
% 44.27/7.01  thf(zip_derived_cl933, plain, (![X0 : $i]:  (ssNder1_1r1 @ X0)),
% 44.27/7.01      inference('demod', [status(thm)], [zip_derived_cl926, zip_derived_cl927])).
% 44.27/7.01  thf(zip_derived_cl934, plain,
% 44.27/7.01      (![X0 : $i, X1 : $i]:  (ssNder1_2r1r1 @ X0 @ X1)),
% 44.27/7.01      inference('demod', [status(thm)],
% 44.27/7.01                [zip_derived_cl925, zip_derived_cl927, zip_derived_cl933])).
% 44.27/7.01  thf(zip_derived_cl939, plain,
% 44.27/7.01      (![X0 : $i, X1 : $i, X2 : $i]:  (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)),
% 44.27/7.01      inference('demod', [status(thm)],
% 44.27/7.01                [zip_derived_cl919, zip_derived_cl927, zip_derived_cl933, 
% 44.27/7.01                 zip_derived_cl934])).
% 44.27/7.01  thf(zip_derived_cl958, plain,
% 44.27/7.01      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 44.27/7.01          (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)),
% 44.27/7.01      inference('demod', [status(thm)],
% 44.27/7.01                [zip_derived_cl912, zip_derived_cl927, zip_derived_cl933, 
% 44.27/7.01                 zip_derived_cl934, zip_derived_cl939])).
% 44.27/7.01  thf(zip_derived_cl973, plain,
% 44.27/7.01      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 44.27/7.01          (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)),
% 44.27/7.01      inference('demod', [status(thm)],
% 44.27/7.01                [zip_derived_cl901, zip_derived_cl927, zip_derived_cl933, 
% 44.27/7.01                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958])).
% 44.27/7.01  thf(zip_derived_cl997, plain,
% 44.27/7.01      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 44.27/7.01          (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)),
% 44.27/7.01      inference('demod', [status(thm)],
% 44.27/7.01                [zip_derived_cl886, zip_derived_cl927, zip_derived_cl933, 
% 44.27/7.01                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/7.01                 zip_derived_cl973])).
% 44.27/7.01  thf(zip_derived_cl1026, plain,
% 44.27/7.01      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i]:
% 44.27/7.01          (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)),
% 44.27/7.01      inference('demod', [status(thm)],
% 44.27/7.01                [zip_derived_cl870, zip_derived_cl927, zip_derived_cl933, 
% 44.27/7.01                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/7.01                 zip_derived_cl973, zip_derived_cl997])).
% 44.27/7.01  thf(zip_derived_cl1059, plain,
% 44.27/7.01      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, X7 : $i]:
% 44.27/7.01          (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7)),
% 44.27/7.01      inference('demod', [status(thm)],
% 44.27/7.01                [zip_derived_cl850, zip_derived_cl927, zip_derived_cl933, 
% 44.27/7.01                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/7.01                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026])).
% 44.27/7.01  thf(zip_derived_cl1093, plain,
% 44.27/7.01      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/7.01         X7 : $i, X8 : $i]:
% 44.27/7.01          (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 44.27/7.01           X7 @ X8)),
% 44.27/7.01      inference('demod', [status(thm)],
% 44.27/7.01                [zip_derived_cl831, zip_derived_cl927, zip_derived_cl933, 
% 44.27/7.01                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/7.01                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/7.01                 zip_derived_cl1059])).
% 44.27/7.01  thf(zip_derived_cl1139, plain,
% 44.27/7.01      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/7.01         X7 : $i, X8 : $i, X9 : $i]:
% 44.27/7.01          (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 44.27/7.01           X7 @ X8 @ X9)),
% 44.27/7.01      inference('demod', [status(thm)],
% 44.27/7.01                [zip_derived_cl807, zip_derived_cl927, zip_derived_cl933, 
% 44.27/7.01                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/7.01                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/7.01                 zip_derived_cl1059, zip_derived_cl1093])).
% 44.27/7.01  thf(zip_derived_cl1196, plain,
% 44.27/7.01      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/7.01         X7 : $i, X8 : $i, X9 : $i, X10 : $i]:
% 44.27/7.01          (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 44.27/7.01           X6 @ X7 @ X8 @ X9 @ X10)),
% 44.27/7.01      inference('demod', [status(thm)],
% 44.27/7.01                [zip_derived_cl782, zip_derived_cl927, zip_derived_cl933, 
% 44.27/7.01                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/7.01                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/7.01                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139])).
% 44.27/7.01  thf(zip_derived_cl1246, plain,
% 44.27/7.01      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/7.01         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i]:
% 44.27/7.01          (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 44.27/7.01           X6 @ X7 @ X8 @ X9 @ X10 @ X11)),
% 44.27/7.01      inference('demod', [status(thm)],
% 44.27/7.01                [zip_derived_cl755, zip_derived_cl927, zip_derived_cl933, 
% 44.27/7.01                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/7.01                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/7.01                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/7.01                 zip_derived_cl1196])).
% 44.27/7.01  thf(zip_derived_cl1296, plain,
% 44.27/7.01      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/7.01         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i]:
% 44.27/7.01          (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/7.01           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)),
% 44.27/7.01      inference('demod', [status(thm)],
% 44.27/7.01                [zip_derived_cl728, zip_derived_cl927, zip_derived_cl933, 
% 44.27/7.01                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/7.01                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/7.01                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/7.01                 zip_derived_cl1196, zip_derived_cl1246])).
% 44.27/7.01  thf(zip_derived_cl1354, plain,
% 44.27/7.01      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/7.01         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i]:
% 44.27/7.01          (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/7.01           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)),
% 44.27/7.01      inference('demod', [status(thm)],
% 44.27/7.01                [zip_derived_cl695, zip_derived_cl927, zip_derived_cl933, 
% 44.27/7.01                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/7.01                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/7.01                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/7.01                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296])).
% 44.27/7.01  thf(zip_derived_cl1416, plain,
% 44.27/7.01      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/7.01         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/7.01         X14 : $i]:
% 44.27/7.01          (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/7.01           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)),
% 44.27/7.01      inference('demod', [status(thm)],
% 44.27/7.01                [zip_derived_cl661, zip_derived_cl927, zip_derived_cl933, 
% 44.27/7.01                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/7.01                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/7.01                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/7.01                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296, 
% 44.27/7.01                 zip_derived_cl1354])).
% 44.27/7.01  thf(zip_derived_cl1486, plain,
% 44.27/7.01      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/7.01         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/7.01         X14 : $i, X15 : $i]:
% 44.27/7.01          (ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 44.27/7.01           X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15)),
% 44.27/7.01      inference('demod', [status(thm)],
% 44.27/7.01                [zip_derived_cl623, zip_derived_cl927, zip_derived_cl933, 
% 44.27/7.01                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/7.01                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/7.01                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/7.01                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296, 
% 44.27/7.01                 zip_derived_cl1354, zip_derived_cl1416])).
% 44.27/7.01  thf(zip_derived_cl1555, plain,
% 44.27/7.01      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/7.01         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/7.01         X14 : $i, X15 : $i, X16 : $i]:
% 44.27/7.01          (ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 44.27/7.01           X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ 
% 44.27/7.01           X16)),
% 44.27/7.01      inference('demod', [status(thm)],
% 44.27/7.01                [zip_derived_cl587, zip_derived_cl927, zip_derived_cl933, 
% 44.27/7.01                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/7.01                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/7.01                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/7.01                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296, 
% 44.27/7.01                 zip_derived_cl1354, zip_derived_cl1416, zip_derived_cl1486])).
% 44.27/7.01  thf(zip_derived_cl1625, plain,
% 44.27/7.01      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/7.01         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/7.01         X14 : $i, X15 : $i, X16 : $i, X17 : $i]:
% 44.27/7.01          (ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 44.27/7.01           X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 44.27/7.01           X15 @ X16 @ X17)),
% 44.27/7.01      inference('demod', [status(thm)],
% 44.27/7.01                [zip_derived_cl548, zip_derived_cl927, zip_derived_cl933, 
% 44.27/7.01                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/7.01                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/7.01                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/7.01                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296, 
% 44.27/7.01                 zip_derived_cl1354, zip_derived_cl1416, zip_derived_cl1486, 
% 44.27/7.01                 zip_derived_cl1555])).
% 44.27/7.01  thf(zip_derived_cl1687, plain,
% 44.27/7.01      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/7.01         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/7.01         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i]:
% 44.27/7.01          (ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 44.27/7.01           X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 44.27/7.01           X15 @ X16 @ X17 @ X18)),
% 44.27/7.01      inference('demod', [status(thm)],
% 44.27/7.01                [zip_derived_cl509, zip_derived_cl927, zip_derived_cl933, 
% 44.27/7.01                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/7.01                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/7.01                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/7.01                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296, 
% 44.27/7.01                 zip_derived_cl1354, zip_derived_cl1416, zip_derived_cl1486, 
% 44.27/7.01                 zip_derived_cl1555, zip_derived_cl1625])).
% 44.27/7.01  thf(zip_derived_cl1752, plain,
% 44.27/7.01      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/7.01         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/7.01         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i]:
% 44.27/7.01          (ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 44.27/7.01           X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 44.27/7.01           X15 @ X16 @ X17 @ X18 @ X19)),
% 44.27/7.01      inference('demod', [status(thm)],
% 44.27/7.01                [zip_derived_cl471, zip_derived_cl927, zip_derived_cl933, 
% 44.27/7.01                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/7.01                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/7.01                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/7.01                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296, 
% 44.27/7.01                 zip_derived_cl1354, zip_derived_cl1416, zip_derived_cl1486, 
% 44.27/7.01                 zip_derived_cl1555, zip_derived_cl1625, zip_derived_cl1687])).
% 44.27/7.01  thf(zip_derived_cl1820, plain,
% 44.27/7.01      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/7.01         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/7.01         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i]:
% 44.27/7.01          (ssNder1_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 44.27/7.01           X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 44.27/7.01           X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20)),
% 44.27/7.01      inference('demod', [status(thm)],
% 44.27/7.01                [zip_derived_cl428, zip_derived_cl927, zip_derived_cl933, 
% 44.27/7.01                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/7.01                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/7.01                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/7.01                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296, 
% 44.27/7.01                 zip_derived_cl1354, zip_derived_cl1416, zip_derived_cl1486, 
% 44.27/7.01                 zip_derived_cl1555, zip_derived_cl1625, zip_derived_cl1687, 
% 44.27/7.01                 zip_derived_cl1752])).
% 44.27/7.01  thf(zip_derived_cl1925, plain,
% 44.27/7.01      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/7.01         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/7.01         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i, 
% 44.27/7.01         X21 : $i]:
% 44.27/7.01          (ssNder1_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 44.27/7.01           X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 44.27/7.01           X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21)),
% 44.27/7.01      inference('demod', [status(thm)],
% 44.27/7.01                [zip_derived_cl377, zip_derived_cl927, zip_derived_cl933, 
% 44.27/7.01                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/7.01                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/7.01                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/7.01                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296, 
% 44.27/7.01                 zip_derived_cl1354, zip_derived_cl1416, zip_derived_cl1486, 
% 44.27/7.01                 zip_derived_cl1555, zip_derived_cl1625, zip_derived_cl1687, 
% 44.27/7.01                 zip_derived_cl1752, zip_derived_cl1820])).
% 44.27/7.01  thf(zip_derived_cl2018, plain,
% 44.27/7.01      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/7.01         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/7.01         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i, 
% 44.27/7.01         X21 : $i, X22 : $i]:
% 44.27/7.01          (ssNder1_23r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 44.27/7.01           X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 44.27/7.01           X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21 @ X22)),
% 44.27/7.01      inference('demod', [status(thm)],
% 44.27/7.01                [zip_derived_cl328, zip_derived_cl927, zip_derived_cl933, 
% 44.27/7.01                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/7.01                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/7.01                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/7.01                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296, 
% 44.27/7.01                 zip_derived_cl1354, zip_derived_cl1416, zip_derived_cl1486, 
% 44.27/7.01                 zip_derived_cl1555, zip_derived_cl1625, zip_derived_cl1687, 
% 44.27/7.01                 zip_derived_cl1752, zip_derived_cl1820, zip_derived_cl1925])).
% 44.27/7.01  thf(zip_derived_cl2214, plain,
% 44.27/7.01      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/7.01         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/7.01         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i, 
% 44.27/7.01         X21 : $i, X22 : $i, X23 : $i]:
% 44.27/7.01          (ssNder1_24r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 44.27/7.01           X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 44.27/7.01           X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21 @ X22 @ X23)),
% 44.27/7.01      inference('demod', [status(thm)],
% 44.27/7.01                [zip_derived_cl274, zip_derived_cl927, zip_derived_cl933, 
% 44.27/7.01                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/7.01                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/7.01                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/7.01                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296, 
% 44.27/7.01                 zip_derived_cl1354, zip_derived_cl1416, zip_derived_cl1486, 
% 44.27/7.01                 zip_derived_cl1555, zip_derived_cl1625, zip_derived_cl1687, 
% 44.27/7.01                 zip_derived_cl1752, zip_derived_cl1820, zip_derived_cl1925, 
% 44.27/7.01                 zip_derived_cl2018])).
% 44.27/7.01  thf(zip_derived_cl2378, plain,
% 44.27/7.01      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/7.01         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/7.01         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i, 
% 44.27/7.01         X21 : $i, X22 : $i, X23 : $i, X24 : $i]:
% 44.27/7.01          (ssNder1_25r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 44.27/7.01           X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 44.27/7.01           X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21 @ X22 @ X23 @ 
% 44.27/7.01           X24)),
% 44.27/7.01      inference('demod', [status(thm)],
% 44.27/7.01                [zip_derived_cl223, zip_derived_cl927, zip_derived_cl933, 
% 44.27/7.01                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/7.01                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/7.01                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/7.01                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296, 
% 44.27/7.01                 zip_derived_cl1354, zip_derived_cl1416, zip_derived_cl1486, 
% 44.27/7.01                 zip_derived_cl1555, zip_derived_cl1625, zip_derived_cl1687, 
% 44.27/7.01                 zip_derived_cl1752, zip_derived_cl1820, zip_derived_cl1925, 
% 44.27/7.01                 zip_derived_cl2018, zip_derived_cl2214])).
% 44.27/7.01  thf(zip_derived_cl2456, plain,
% 44.27/7.01      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/7.01         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/7.01         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i, 
% 44.27/7.01         X21 : $i, X22 : $i, X23 : $i, X24 : $i, X25 : $i]:
% 44.27/7.01          (ssNder1_26r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ 
% 44.27/7.01           X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 44.27/7.01           X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21 @ X22 @ X23 @ 
% 44.27/7.01           X24 @ X25)),
% 44.27/7.01      inference('demod', [status(thm)],
% 44.27/7.01                [zip_derived_cl173, zip_derived_cl927, zip_derived_cl933, 
% 44.27/7.01                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/7.01                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/7.01                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/7.01                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296, 
% 44.27/7.01                 zip_derived_cl1354, zip_derived_cl1416, zip_derived_cl1486, 
% 44.27/7.01                 zip_derived_cl1555, zip_derived_cl1625, zip_derived_cl1687, 
% 44.27/7.01                 zip_derived_cl1752, zip_derived_cl1820, zip_derived_cl1925, 
% 44.27/7.01                 zip_derived_cl2018, zip_derived_cl2214, zip_derived_cl2378])).
% 44.27/7.01  thf(zip_derived_cl2509, plain,
% 44.27/7.01      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/7.01         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/7.01         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i, 
% 44.27/7.01         X21 : $i, X22 : $i, X23 : $i, X24 : $i, X25 : $i, X26 : $i]:
% 44.27/7.01         ( (ssPv22_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)
% 44.27/7.01          | ~ (ssPv22_27r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ 
% 44.27/7.01               X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ 
% 44.27/7.01               X12 @ X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21 @ 
% 44.27/7.01               X22 @ X23 @ X24 @ X25 @ X26))),
% 44.27/7.01      inference('demod', [status(thm)],
% 44.27/7.01                [zip_derived_cl104, zip_derived_cl927, zip_derived_cl933, 
% 44.27/7.01                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/7.01                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/7.01                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/7.01                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296, 
% 44.27/7.01                 zip_derived_cl1354, zip_derived_cl1416, zip_derived_cl1486, 
% 44.27/7.01                 zip_derived_cl1555, zip_derived_cl1625, zip_derived_cl1687, 
% 44.27/7.01                 zip_derived_cl1752, zip_derived_cl1820, zip_derived_cl1925, 
% 44.27/7.01                 zip_derived_cl2018, zip_derived_cl2214, zip_derived_cl2378, 
% 44.27/7.01                 zip_derived_cl2456])).
% 44.27/7.01  thf(zip_derived_cl2815, plain,
% 44.27/7.01      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/7.01         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/7.01         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i, 
% 44.27/7.01         X21 : $i, X22 : $i, X23 : $i, X24 : $i, X25 : $i, X26 : $i]:
% 44.27/7.01         ( (ssPv16_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X26 @ X25 @ X24 @ X23 @ 
% 44.27/7.01            X22 @ X21 @ X20 @ X19 @ X18 @ X17 @ X16 @ X15 @ X14)
% 44.27/7.01          |  (ssPv23_27r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ 
% 44.27/7.01              X26 @ X25 @ X24 @ X23 @ X22 @ X21 @ X20 @ X19 @ X18 @ X17 @ 
% 44.27/7.01              X16 @ X15 @ X14 @ X13 @ X12 @ X11 @ X10 @ X9 @ X8 @ X7 @ X6 @ 
% 44.27/7.01              X5 @ X4 @ X3 @ X2 @ X1 @ X0)
% 44.27/7.01          |  (ssPv25_27r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ 
% 44.27/7.01              X26 @ X25 @ X24 @ X23 @ X22 @ X21 @ X20 @ X19 @ X18 @ X17 @ 
% 44.27/7.01              X16 @ X15 @ X14 @ X13 @ X12 @ X11 @ X10 @ X9 @ X8 @ X7 @ X6 @ 
% 44.27/7.01              X5 @ X4 @ X3 @ X2 @ X1 @ X0)
% 44.27/7.01          | ~ (ssPv8_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X26 @ 
% 44.27/7.01               X25 @ X24 @ X23 @ X22 @ X21 @ X20 @ X19 @ X18 @ X17 @ X16 @ 
% 44.27/7.01               X15 @ X14 @ X13 @ X12 @ X11 @ X10 @ X9 @ X8 @ X7 @ X6)
% 44.27/7.01          |  (ssPv22_7r1r1r1r1r1r1r1 @ X26 @ X25 @ X24 @ X23 @ X22 @ X21 @ X20))),
% 44.27/7.01      inference('sup-', [status(thm)], [zip_derived_cl2814, zip_derived_cl2509])).
% 44.27/7.01  thf(clause821, conjecture,
% 44.27/7.01    (~( ( ssPv23_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) | 
% 44.27/7.01        ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 44.27/7.01        ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 44.27/7.01        ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 44.27/7.01        ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 44.27/7.01        ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 44.27/7.01        ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 44.27/7.01        ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 44.27/7.01        ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 44.27/7.01        ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 44.27/7.01        ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 44.27/7.01             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 44.27/7.01        ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/7.01             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 44.27/7.01        ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/7.01             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 44.27/7.01        ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/7.01             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 44.27/7.01        ( ~( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/7.01             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) | 
% 44.27/7.01        ( ~( ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/7.01             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) ) | 
% 44.27/7.01        ( ~( ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/7.01             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 44.27/7.01             X9 @ X10 ) ) | 
% 44.27/7.01        ( ~( ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/7.01             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 44.27/7.01             X9 @ X10 @ X11 ) ) | 
% 44.27/7.01        ( ~( ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/7.01             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 44.27/7.01             X9 @ X10 @ X11 @ X12 ) ) | 
% 44.27/7.01        ( ~( ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/7.01             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 44.27/7.01             X9 @ X10 @ X11 @ X12 @ X13 ) ) | 
% 44.27/7.01        ( ~( ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/7.01             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 44.27/7.01             X9 @ X10 @ X11 @ X12 @ X13 @ X14 ) ) | 
% 44.27/7.01        ( ~( ssNder1_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/7.01             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 44.27/7.01             X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 ) ) | 
% 44.27/7.01        ( ~( ssNder1_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/7.01             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 44.27/7.01             X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 ) ) | 
% 44.27/7.01        ( ~( ssNder1_23r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/7.01             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 44.27/7.01             X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 @ X17 ) ) | 
% 44.27/7.01        ( ~( ssNder1_24r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/7.01             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 44.27/7.01             X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 @ X17 @ X18 ) ) | 
% 44.27/7.01        ( ~( ssNder1_25r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/7.01             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 44.27/7.01             X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 ) ) | 
% 44.27/7.01        ( ~( ssNder1_26r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/7.01             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 44.27/7.01             X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ 
% 44.27/7.01             X20 ) ) | 
% 44.27/7.01        ( ~( ssPv23_27r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/7.01             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 44.27/7.01             X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ 
% 44.27/7.01             X20 @ X21 ) ) ))).
% 44.27/7.01  thf(zf_stmt_82, negated_conjecture,
% 44.27/7.01    (( ssPv23_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) | ( ~( ssNder1_0 ) ) | 
% 44.27/7.01     ( ~( ssNder1_1r1 @ U ) ) | ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 44.27/7.01     ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 44.27/7.01     ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 44.27/7.01     ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 44.27/7.01     ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 44.27/7.01     ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 44.27/7.01     ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 44.27/7.01     ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 44.27/7.01     ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 44.27/7.01          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 44.27/7.01     ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/7.01          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 44.27/7.01     ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/7.01          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 44.27/7.01     ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/7.01          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 44.27/7.01     ( ~( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/7.01          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) | 
% 44.27/7.01     ( ~( ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/7.01          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) ) | 
% 44.27/7.01     ( ~( ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/7.01          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 44.27/7.01          X10 ) ) | 
% 44.27/7.01     ( ~( ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/7.01          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 44.27/7.01          X10 @ X11 ) ) | 
% 44.27/7.01     ( ~( ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/7.01          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 44.27/7.01          X10 @ X11 @ X12 ) ) | 
% 44.27/7.01     ( ~( ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/7.01          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 44.27/7.01          X10 @ X11 @ X12 @ X13 ) ) | 
% 44.27/7.01     ( ~( ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/7.01          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 44.27/7.01          X10 @ X11 @ X12 @ X13 @ X14 ) ) | 
% 44.27/7.01     ( ~( ssNder1_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/7.01          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 44.27/7.01          X10 @ X11 @ X12 @ X13 @ X14 @ X15 ) ) | 
% 44.27/7.01     ( ~( ssNder1_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/7.01          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 44.27/7.01          X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 ) ) | 
% 44.27/7.01     ( ~( ssNder1_23r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/7.01          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 44.27/7.01          X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 @ X17 ) ) | 
% 44.27/7.01     ( ~( ssNder1_24r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/7.01          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 44.27/7.01          X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 @ X17 @ X18 ) ) | 
% 44.27/7.01     ( ~( ssNder1_25r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/7.01          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 44.27/7.01          X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 ) ) | 
% 44.27/7.01     ( ~( ssNder1_26r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/7.01          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 44.27/7.01          X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 ) ) | 
% 44.27/7.01     ( ~( ssPv23_27r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/7.01          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 44.27/7.01          X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21 ) )),
% 44.27/7.01    inference('cnf.neg', [status(esa)], [clause821])).
% 44.27/7.01  thf(zip_derived_cl107, plain,
% 44.27/7.01      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/7.01         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/7.01         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i, 
% 44.27/7.01         X21 : $i, X22 : $i, X23 : $i, X24 : $i, X25 : $i, X26 : $i]:
% 44.27/7.01         ( (ssPv23_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)
% 44.27/7.01          | ~ (ssNder1_0)
% 44.27/7.01          | ~ (ssNder1_1r1 @ X0)
% 44.27/7.01          | ~ (ssNder1_2r1r1 @ X0 @ X1)
% 44.27/7.01          | ~ (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)
% 44.27/7.01          | ~ (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)
% 44.27/7.01          | ~ (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)
% 44.27/7.01          | ~ (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)
% 44.27/7.01          | ~ (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)
% 44.27/7.01          | ~ (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 44.27/7.01               X7)
% 44.27/7.01          | ~ (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 44.27/7.01               X6 @ X7 @ X8)
% 44.27/7.01          | ~ (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 44.27/7.01               X6 @ X7 @ X8 @ X9)
% 44.27/7.01          | ~ (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/7.01               X5 @ X6 @ X7 @ X8 @ X9 @ X10)
% 44.27/7.01          | ~ (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/7.01               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11)
% 44.27/7.01          | ~ (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/7.01               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)
% 44.27/7.01          | ~ (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 44.27/7.01               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)
% 44.27/7.01          | ~ (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 44.27/7.01               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)
% 44.27/7.01          | ~ (ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 44.27/7.01               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 44.27/7.01               X14 @ X15)
% 44.27/7.01          | ~ (ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 44.27/7.01               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 44.27/7.01               X14 @ X15 @ X16)
% 44.27/7.01          | ~ (ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 44.27/7.01               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 44.27/7.01               X14 @ X15 @ X16 @ X17)
% 44.27/7.01          | ~ (ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 44.27/7.01               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 44.27/7.01               X14 @ X15 @ X16 @ X17 @ X18)
% 44.27/7.01          | ~ (ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 44.27/7.01               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 44.27/7.01               X14 @ X15 @ X16 @ X17 @ X18 @ X19)
% 44.27/7.01          | ~ (ssNder1_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 44.27/7.01               X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 44.27/7.01               X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20)
% 44.27/7.01          | ~ (ssNder1_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 44.27/7.01               X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 44.27/7.01               X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21)
% 44.27/7.01          | ~ (ssNder1_23r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 44.27/7.01               X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 44.27/7.01               X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21 @ X22)
% 44.27/7.01          | ~ (ssNder1_24r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ 
% 44.27/7.01               X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ 
% 44.27/7.01               X12 @ X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21 @ 
% 44.27/7.01               X22 @ X23)
% 44.27/7.01          | ~ (ssNder1_25r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ 
% 44.27/7.01               X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ 
% 44.27/7.01               X12 @ X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21 @ 
% 44.27/7.01               X22 @ X23 @ X24)
% 44.27/7.01          | ~ (ssNder1_26r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ 
% 44.27/7.01               X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ 
% 44.27/7.01               X12 @ X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21 @ 
% 44.27/7.01               X22 @ X23 @ X24 @ X25)
% 44.27/7.01          | ~ (ssPv23_27r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ 
% 44.27/7.01               X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ 
% 44.27/7.01               X12 @ X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21 @ 
% 44.27/7.01               X22 @ X23 @ X24 @ X25 @ X26))),
% 44.27/7.01      inference('cnf', [status(esa)], [zf_stmt_82])).
% 44.27/7.01  thf(zip_derived_cl927, plain, ( (ssNder1_0)),
% 44.27/7.01      inference('cnf', [status(esa)], [zf_stmt_1])).
% 44.27/7.01  thf(zip_derived_cl933, plain, (![X0 : $i]:  (ssNder1_1r1 @ X0)),
% 44.27/7.01      inference('demod', [status(thm)], [zip_derived_cl926, zip_derived_cl927])).
% 44.27/7.01  thf(zip_derived_cl934, plain,
% 44.27/7.01      (![X0 : $i, X1 : $i]:  (ssNder1_2r1r1 @ X0 @ X1)),
% 44.27/7.01      inference('demod', [status(thm)],
% 44.27/7.01                [zip_derived_cl925, zip_derived_cl927, zip_derived_cl933])).
% 44.27/7.01  thf(zip_derived_cl939, plain,
% 44.27/7.01      (![X0 : $i, X1 : $i, X2 : $i]:  (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)),
% 44.27/7.01      inference('demod', [status(thm)],
% 44.27/7.01                [zip_derived_cl919, zip_derived_cl927, zip_derived_cl933, 
% 44.27/7.01                 zip_derived_cl934])).
% 44.27/7.01  thf(zip_derived_cl958, plain,
% 44.27/7.01      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 44.27/7.01          (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)),
% 44.27/7.01      inference('demod', [status(thm)],
% 44.27/7.01                [zip_derived_cl912, zip_derived_cl927, zip_derived_cl933, 
% 44.27/7.01                 zip_derived_cl934, zip_derived_cl939])).
% 44.27/7.01  thf(zip_derived_cl973, plain,
% 44.27/7.01      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 44.27/7.01          (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)),
% 44.27/7.01      inference('demod', [status(thm)],
% 44.27/7.01                [zip_derived_cl901, zip_derived_cl927, zip_derived_cl933, 
% 44.27/7.01                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958])).
% 44.27/7.01  thf(zip_derived_cl997, plain,
% 44.27/7.01      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 44.27/7.01          (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)),
% 44.27/7.01      inference('demod', [status(thm)],
% 44.27/7.01                [zip_derived_cl886, zip_derived_cl927, zip_derived_cl933, 
% 44.27/7.01                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/7.01                 zip_derived_cl973])).
% 44.27/7.01  thf(zip_derived_cl1026, plain,
% 44.27/7.01      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i]:
% 44.27/7.01          (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)),
% 44.27/7.01      inference('demod', [status(thm)],
% 44.27/7.01                [zip_derived_cl870, zip_derived_cl927, zip_derived_cl933, 
% 44.27/7.01                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/7.01                 zip_derived_cl973, zip_derived_cl997])).
% 44.27/7.01  thf(zip_derived_cl1059, plain,
% 44.27/7.01      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, X7 : $i]:
% 44.27/7.01          (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7)),
% 44.27/7.01      inference('demod', [status(thm)],
% 44.27/7.01                [zip_derived_cl850, zip_derived_cl927, zip_derived_cl933, 
% 44.27/7.01                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/7.01                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026])).
% 44.27/7.01  thf(zip_derived_cl1093, plain,
% 44.27/7.01      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/7.01         X7 : $i, X8 : $i]:
% 44.27/7.01          (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 44.27/7.01           X7 @ X8)),
% 44.27/7.01      inference('demod', [status(thm)],
% 44.27/7.01                [zip_derived_cl831, zip_derived_cl927, zip_derived_cl933, 
% 44.27/7.01                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/7.01                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/7.01                 zip_derived_cl1059])).
% 44.27/7.01  thf(zip_derived_cl1139, plain,
% 44.27/7.01      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/7.01         X7 : $i, X8 : $i, X9 : $i]:
% 44.27/7.01          (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 44.27/7.01           X7 @ X8 @ X9)),
% 44.27/7.01      inference('demod', [status(thm)],
% 44.27/7.01                [zip_derived_cl807, zip_derived_cl927, zip_derived_cl933, 
% 44.27/7.01                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/7.01                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/7.01                 zip_derived_cl1059, zip_derived_cl1093])).
% 44.27/7.01  thf(zip_derived_cl1196, plain,
% 44.27/7.01      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/7.01         X7 : $i, X8 : $i, X9 : $i, X10 : $i]:
% 44.27/7.01          (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 44.27/7.01           X6 @ X7 @ X8 @ X9 @ X10)),
% 44.27/7.01      inference('demod', [status(thm)],
% 44.27/7.01                [zip_derived_cl782, zip_derived_cl927, zip_derived_cl933, 
% 44.27/7.01                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/7.01                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/7.01                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139])).
% 44.27/7.01  thf(zip_derived_cl1246, plain,
% 44.27/7.01      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/7.01         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i]:
% 44.27/7.01          (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 44.27/7.01           X6 @ X7 @ X8 @ X9 @ X10 @ X11)),
% 44.27/7.01      inference('demod', [status(thm)],
% 44.27/7.01                [zip_derived_cl755, zip_derived_cl927, zip_derived_cl933, 
% 44.27/7.01                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/7.01                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/7.01                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/7.01                 zip_derived_cl1196])).
% 44.27/7.01  thf(zip_derived_cl1296, plain,
% 44.27/7.01      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/7.01         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i]:
% 44.27/7.01          (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/7.01           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)),
% 44.27/7.01      inference('demod', [status(thm)],
% 44.27/7.01                [zip_derived_cl728, zip_derived_cl927, zip_derived_cl933, 
% 44.27/7.01                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/7.01                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/7.01                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/7.01                 zip_derived_cl1196, zip_derived_cl1246])).
% 44.27/7.01  thf(zip_derived_cl1354, plain,
% 44.27/7.01      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/7.01         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i]:
% 44.27/7.01          (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/7.01           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)),
% 44.27/7.01      inference('demod', [status(thm)],
% 44.27/7.01                [zip_derived_cl695, zip_derived_cl927, zip_derived_cl933, 
% 44.27/7.01                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/7.01                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/7.01                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/7.01                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296])).
% 44.27/7.01  thf(zip_derived_cl1416, plain,
% 44.27/7.01      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/7.01         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/7.01         X14 : $i]:
% 44.27/7.01          (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/7.01           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)),
% 44.27/7.01      inference('demod', [status(thm)],
% 44.27/7.01                [zip_derived_cl661, zip_derived_cl927, zip_derived_cl933, 
% 44.27/7.01                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/7.01                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/7.01                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/7.01                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296, 
% 44.27/7.01                 zip_derived_cl1354])).
% 44.27/7.01  thf(zip_derived_cl1486, plain,
% 44.27/7.01      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/7.01         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/7.01         X14 : $i, X15 : $i]:
% 44.27/7.01          (ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 44.27/7.01           X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15)),
% 44.27/7.01      inference('demod', [status(thm)],
% 44.27/7.01                [zip_derived_cl623, zip_derived_cl927, zip_derived_cl933, 
% 44.27/7.01                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/7.01                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/7.01                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/7.01                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296, 
% 44.27/7.01                 zip_derived_cl1354, zip_derived_cl1416])).
% 44.27/7.01  thf(zip_derived_cl1555, plain,
% 44.27/7.01      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/7.01         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/7.01         X14 : $i, X15 : $i, X16 : $i]:
% 44.27/7.01          (ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 44.27/7.01           X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ 
% 44.27/7.01           X16)),
% 44.27/7.01      inference('demod', [status(thm)],
% 44.27/7.01                [zip_derived_cl587, zip_derived_cl927, zip_derived_cl933, 
% 44.27/7.01                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/7.01                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/7.01                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/7.01                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296, 
% 44.27/7.01                 zip_derived_cl1354, zip_derived_cl1416, zip_derived_cl1486])).
% 44.27/7.01  thf(zip_derived_cl1625, plain,
% 44.27/7.01      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/7.01         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/7.01         X14 : $i, X15 : $i, X16 : $i, X17 : $i]:
% 44.27/7.01          (ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 44.27/7.01           X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 44.27/7.01           X15 @ X16 @ X17)),
% 44.27/7.01      inference('demod', [status(thm)],
% 44.27/7.01                [zip_derived_cl548, zip_derived_cl927, zip_derived_cl933, 
% 44.27/7.01                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/7.01                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/7.01                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/7.01                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296, 
% 44.27/7.01                 zip_derived_cl1354, zip_derived_cl1416, zip_derived_cl1486, 
% 44.27/7.01                 zip_derived_cl1555])).
% 44.27/7.01  thf(zip_derived_cl1687, plain,
% 44.27/7.01      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/7.01         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/7.01         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i]:
% 44.27/7.01          (ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 44.27/7.01           X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 44.27/7.01           X15 @ X16 @ X17 @ X18)),
% 44.27/7.01      inference('demod', [status(thm)],
% 44.27/7.01                [zip_derived_cl509, zip_derived_cl927, zip_derived_cl933, 
% 44.27/7.01                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/7.01                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/7.01                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/7.01                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296, 
% 44.27/7.01                 zip_derived_cl1354, zip_derived_cl1416, zip_derived_cl1486, 
% 44.27/7.01                 zip_derived_cl1555, zip_derived_cl1625])).
% 44.27/7.01  thf(zip_derived_cl1752, plain,
% 44.27/7.01      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/7.01         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/7.01         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i]:
% 44.27/7.01          (ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 44.27/7.01           X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 44.27/7.01           X15 @ X16 @ X17 @ X18 @ X19)),
% 44.27/7.01      inference('demod', [status(thm)],
% 44.27/7.01                [zip_derived_cl471, zip_derived_cl927, zip_derived_cl933, 
% 44.27/7.01                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/7.01                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/7.01                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/7.01                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296, 
% 44.27/7.01                 zip_derived_cl1354, zip_derived_cl1416, zip_derived_cl1486, 
% 44.27/7.01                 zip_derived_cl1555, zip_derived_cl1625, zip_derived_cl1687])).
% 44.27/7.01  thf(zip_derived_cl1820, plain,
% 44.27/7.01      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/7.01         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/7.01         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i]:
% 44.27/7.01          (ssNder1_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 44.27/7.01           X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 44.27/7.01           X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20)),
% 44.27/7.01      inference('demod', [status(thm)],
% 44.27/7.01                [zip_derived_cl428, zip_derived_cl927, zip_derived_cl933, 
% 44.27/7.01                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/7.01                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/7.01                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/7.01                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296, 
% 44.27/7.01                 zip_derived_cl1354, zip_derived_cl1416, zip_derived_cl1486, 
% 44.27/7.01                 zip_derived_cl1555, zip_derived_cl1625, zip_derived_cl1687, 
% 44.27/7.01                 zip_derived_cl1752])).
% 44.27/7.01  thf(zip_derived_cl1925, plain,
% 44.27/7.01      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/7.01         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/7.01         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i, 
% 44.27/7.01         X21 : $i]:
% 44.27/7.01          (ssNder1_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 44.27/7.01           X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 44.27/7.01           X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21)),
% 44.27/7.01      inference('demod', [status(thm)],
% 44.27/7.01                [zip_derived_cl377, zip_derived_cl927, zip_derived_cl933, 
% 44.27/7.01                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/7.01                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/7.01                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/7.01                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296, 
% 44.27/7.01                 zip_derived_cl1354, zip_derived_cl1416, zip_derived_cl1486, 
% 44.27/7.01                 zip_derived_cl1555, zip_derived_cl1625, zip_derived_cl1687, 
% 44.27/7.01                 zip_derived_cl1752, zip_derived_cl1820])).
% 44.27/7.01  thf(zip_derived_cl2018, plain,
% 44.27/7.01      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/7.01         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/7.01         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i, 
% 44.27/7.01         X21 : $i, X22 : $i]:
% 44.27/7.01          (ssNder1_23r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 44.27/7.01           X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 44.27/7.01           X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21 @ X22)),
% 44.27/7.01      inference('demod', [status(thm)],
% 44.27/7.01                [zip_derived_cl328, zip_derived_cl927, zip_derived_cl933, 
% 44.27/7.01                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/7.01                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/7.01                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/7.01                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296, 
% 44.27/7.01                 zip_derived_cl1354, zip_derived_cl1416, zip_derived_cl1486, 
% 44.27/7.01                 zip_derived_cl1555, zip_derived_cl1625, zip_derived_cl1687, 
% 44.27/7.01                 zip_derived_cl1752, zip_derived_cl1820, zip_derived_cl1925])).
% 44.27/7.01  thf(zip_derived_cl2214, plain,
% 44.27/7.01      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/7.01         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/7.01         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i, 
% 44.27/7.01         X21 : $i, X22 : $i, X23 : $i]:
% 44.27/7.01          (ssNder1_24r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 44.27/7.01           X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 44.27/7.01           X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21 @ X22 @ X23)),
% 44.27/7.01      inference('demod', [status(thm)],
% 44.27/7.01                [zip_derived_cl274, zip_derived_cl927, zip_derived_cl933, 
% 44.27/7.01                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/7.01                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/7.01                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/7.01                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296, 
% 44.27/7.01                 zip_derived_cl1354, zip_derived_cl1416, zip_derived_cl1486, 
% 44.27/7.01                 zip_derived_cl1555, zip_derived_cl1625, zip_derived_cl1687, 
% 44.27/7.01                 zip_derived_cl1752, zip_derived_cl1820, zip_derived_cl1925, 
% 44.27/7.01                 zip_derived_cl2018])).
% 44.27/7.01  thf(zip_derived_cl2378, plain,
% 44.27/7.01      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/7.01         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/7.01         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i, 
% 44.27/7.01         X21 : $i, X22 : $i, X23 : $i, X24 : $i]:
% 44.27/7.01          (ssNder1_25r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 44.27/7.01           X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 44.27/7.01           X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21 @ X22 @ X23 @ 
% 44.27/7.01           X24)),
% 44.27/7.01      inference('demod', [status(thm)],
% 44.27/7.01                [zip_derived_cl223, zip_derived_cl927, zip_derived_cl933, 
% 44.27/7.01                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/7.01                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/7.01                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/7.01                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296, 
% 44.27/7.01                 zip_derived_cl1354, zip_derived_cl1416, zip_derived_cl1486, 
% 44.27/7.01                 zip_derived_cl1555, zip_derived_cl1625, zip_derived_cl1687, 
% 44.27/7.01                 zip_derived_cl1752, zip_derived_cl1820, zip_derived_cl1925, 
% 44.27/7.01                 zip_derived_cl2018, zip_derived_cl2214])).
% 44.27/7.01  thf(zip_derived_cl2456, plain,
% 44.27/7.01      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/7.01         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/7.01         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i, 
% 44.27/7.01         X21 : $i, X22 : $i, X23 : $i, X24 : $i, X25 : $i]:
% 44.27/7.01          (ssNder1_26r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ 
% 44.27/7.01           X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 44.27/7.01           X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21 @ X22 @ X23 @ 
% 44.27/7.01           X24 @ X25)),
% 44.27/7.01      inference('demod', [status(thm)],
% 44.27/7.01                [zip_derived_cl173, zip_derived_cl927, zip_derived_cl933, 
% 44.27/7.01                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/7.01                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/7.01                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/7.01                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296, 
% 44.27/7.01                 zip_derived_cl1354, zip_derived_cl1416, zip_derived_cl1486, 
% 44.27/7.01                 zip_derived_cl1555, zip_derived_cl1625, zip_derived_cl1687, 
% 44.27/7.01                 zip_derived_cl1752, zip_derived_cl1820, zip_derived_cl1925, 
% 44.27/7.01                 zip_derived_cl2018, zip_derived_cl2214, zip_derived_cl2378])).
% 44.27/7.01  thf(zip_derived_cl2505, plain,
% 44.27/7.01      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/7.01         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/7.01         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i, 
% 44.27/7.01         X21 : $i, X22 : $i, X23 : $i, X24 : $i, X25 : $i, X26 : $i]:
% 44.27/7.01         ( (ssPv23_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)
% 44.27/7.01          | ~ (ssPv23_27r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ 
% 44.27/7.01               X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ 
% 44.27/7.01               X12 @ X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21 @ 
% 44.27/7.01               X22 @ X23 @ X24 @ X25 @ X26))),
% 44.27/7.01      inference('demod', [status(thm)],
% 44.27/7.01                [zip_derived_cl107, zip_derived_cl927, zip_derived_cl933, 
% 44.27/7.01                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/7.01                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/7.01                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/7.01                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296, 
% 44.27/7.01                 zip_derived_cl1354, zip_derived_cl1416, zip_derived_cl1486, 
% 44.27/7.01                 zip_derived_cl1555, zip_derived_cl1625, zip_derived_cl1687, 
% 44.27/7.01                 zip_derived_cl1752, zip_derived_cl1820, zip_derived_cl1925, 
% 44.27/7.01                 zip_derived_cl2018, zip_derived_cl2214, zip_derived_cl2378, 
% 44.27/7.01                 zip_derived_cl2456])).
% 44.27/7.01  thf(zip_derived_cl2816, plain,
% 44.27/7.01      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/7.01         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/7.01         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i, 
% 44.27/7.01         X21 : $i, X22 : $i, X23 : $i, X24 : $i, X25 : $i, X26 : $i]:
% 44.27/7.01         ( (ssPv22_7r1r1r1r1r1r1r1 @ X26 @ X25 @ X24 @ X23 @ X22 @ X21 @ X20)
% 44.27/7.01          | ~ (ssPv8_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X26 @ 
% 44.27/7.01               X25 @ X24 @ X23 @ X22 @ X21 @ X20 @ X19 @ X18 @ X17 @ X16 @ 
% 44.27/7.01               X15 @ X14 @ X13 @ X12 @ X11 @ X10 @ X9 @ X8 @ X7 @ X6)
% 44.27/7.01          |  (ssPv25_27r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ 
% 44.27/7.01              X26 @ X25 @ X24 @ X23 @ X22 @ X21 @ X20 @ X19 @ X18 @ X17 @ 
% 44.27/7.01              X16 @ X15 @ X14 @ X13 @ X12 @ X11 @ X10 @ X9 @ X8 @ X7 @ X6 @ 
% 44.27/7.01              X5 @ X4 @ X3 @ X2 @ X1 @ X0)
% 44.27/7.01          |  (ssPv16_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X26 @ X25 @ X24 @ X23 @ 
% 44.27/7.01              X22 @ X21 @ X20 @ X19 @ X18 @ X17 @ X16 @ X15 @ X14)
% 44.27/7.01          |  (ssPv23_6r1r1r1r1r1r1 @ X26 @ X25 @ X24 @ X23 @ X22 @ X21))),
% 44.27/7.01      inference('sup-', [status(thm)], [zip_derived_cl2815, zip_derived_cl2505])).
% 44.27/7.01  thf(clause817, conjecture,
% 44.27/7.01    (~( ( ssPv25_4r1r1r1r1 @ U @ V @ W @ X ) | ( ~( ssNder1_0 ) ) | 
% 44.27/7.01        ( ~( ssNder1_1r1 @ U ) ) | ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 44.27/7.01        ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 44.27/7.01        ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 44.27/7.01        ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 44.27/7.01        ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 44.27/7.01        ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 44.27/7.01        ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 44.27/7.01        ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 44.27/7.01        ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 44.27/7.01             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 44.27/7.01        ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/7.01             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 44.27/7.01        ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/7.01             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 44.27/7.01        ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/7.01             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 44.27/7.01        ( ~( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/7.01             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) | 
% 44.27/7.01        ( ~( ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/7.01             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) ) | 
% 44.27/7.01        ( ~( ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/7.01             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 44.27/7.01             X9 @ X10 ) ) | 
% 44.27/7.01        ( ~( ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/7.01             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 44.27/7.01             X9 @ X10 @ X11 ) ) | 
% 44.27/7.01        ( ~( ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/7.01             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 44.27/7.01             X9 @ X10 @ X11 @ X12 ) ) | 
% 44.27/7.01        ( ~( ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/7.01             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 44.27/7.01             X9 @ X10 @ X11 @ X12 @ X13 ) ) | 
% 44.27/7.01        ( ~( ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/7.01             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 44.27/7.01             X9 @ X10 @ X11 @ X12 @ X13 @ X14 ) ) | 
% 44.27/7.01        ( ~( ssNder1_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/7.01             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 44.27/7.01             X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 ) ) | 
% 44.27/7.01        ( ~( ssNder1_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/7.01             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 44.27/7.01             X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 ) ) | 
% 44.27/7.01        ( ~( ssNder1_23r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/7.01             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 44.27/7.01             X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 @ X17 ) ) | 
% 44.27/7.01        ( ~( ssNder1_24r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/7.01             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 44.27/7.01             X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 @ X17 @ X18 ) ) | 
% 44.27/7.01        ( ~( ssNder1_25r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/7.01             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 44.27/7.01             X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 ) ) | 
% 44.27/7.01        ( ~( ssNder1_26r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/7.01             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 44.27/7.01             X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ 
% 44.27/7.01             X20 ) ) | 
% 44.27/7.01        ( ~( ssPv25_27r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/7.01             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 44.27/7.01             X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ 
% 44.27/7.01             X20 @ X21 ) ) ))).
% 44.27/7.01  thf(zf_stmt_83, negated_conjecture,
% 44.27/7.01    (( ssPv25_4r1r1r1r1 @ U @ V @ W @ X ) | ( ~( ssNder1_0 ) ) | 
% 44.27/7.01     ( ~( ssNder1_1r1 @ U ) ) | ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 44.27/7.01     ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 44.27/7.01     ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 44.27/7.01     ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 44.27/7.01     ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 44.27/7.01     ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 44.27/7.01     ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 44.27/7.01     ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 44.27/7.01     ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 44.27/7.01          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 44.27/7.01     ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/7.01          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 44.27/7.01     ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/7.01          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 44.27/7.01     ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/7.01          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 44.27/7.01     ( ~( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/7.01          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) | 
% 44.27/7.01     ( ~( ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/7.01          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) ) | 
% 44.27/7.01     ( ~( ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/7.01          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 44.27/7.01          X10 ) ) | 
% 44.27/7.01     ( ~( ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/7.01          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 44.27/7.01          X10 @ X11 ) ) | 
% 44.27/7.01     ( ~( ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/7.01          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 44.27/7.01          X10 @ X11 @ X12 ) ) | 
% 44.27/7.01     ( ~( ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/7.01          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 44.27/7.01          X10 @ X11 @ X12 @ X13 ) ) | 
% 44.27/7.01     ( ~( ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/7.01          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 44.27/7.01          X10 @ X11 @ X12 @ X13 @ X14 ) ) | 
% 44.27/7.01     ( ~( ssNder1_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/7.01          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 44.27/7.01          X10 @ X11 @ X12 @ X13 @ X14 @ X15 ) ) | 
% 44.27/7.01     ( ~( ssNder1_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/7.01          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 44.27/7.01          X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 ) ) | 
% 44.27/7.01     ( ~( ssNder1_23r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/7.01          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 44.27/7.01          X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 @ X17 ) ) | 
% 44.27/7.01     ( ~( ssNder1_24r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/7.01          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 44.27/7.01          X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 @ X17 @ X18 ) ) | 
% 44.27/7.01     ( ~( ssNder1_25r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/7.01          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 44.27/7.01          X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 ) ) | 
% 44.27/7.01     ( ~( ssNder1_26r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/7.01          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 44.27/7.01          X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 ) ) | 
% 44.27/7.01     ( ~( ssPv25_27r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 44.27/7.01          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 44.27/7.01          X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21 ) )),
% 44.27/7.01    inference('cnf.neg', [status(esa)], [clause817])).
% 44.27/7.01  thf(zip_derived_cl111, plain,
% 44.27/7.01      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/7.01         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/7.01         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i, 
% 44.27/7.01         X21 : $i, X22 : $i, X23 : $i, X24 : $i, X25 : $i, X26 : $i]:
% 44.27/7.01         ( (ssPv25_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)
% 44.27/7.01          | ~ (ssNder1_0)
% 44.27/7.01          | ~ (ssNder1_1r1 @ X0)
% 44.27/7.01          | ~ (ssNder1_2r1r1 @ X0 @ X1)
% 44.27/7.01          | ~ (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)
% 44.27/7.01          | ~ (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)
% 44.27/7.01          | ~ (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)
% 44.27/7.01          | ~ (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)
% 44.27/7.01          | ~ (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)
% 44.27/7.01          | ~ (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 44.27/7.01               X7)
% 44.27/7.01          | ~ (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 44.27/7.01               X6 @ X7 @ X8)
% 44.27/7.01          | ~ (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 44.27/7.01               X6 @ X7 @ X8 @ X9)
% 44.27/7.01          | ~ (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/7.01               X5 @ X6 @ X7 @ X8 @ X9 @ X10)
% 44.27/7.01          | ~ (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/7.01               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11)
% 44.27/7.01          | ~ (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/7.01               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)
% 44.27/7.01          | ~ (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 44.27/7.01               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)
% 44.27/7.01          | ~ (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 44.27/7.01               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)
% 44.27/7.01          | ~ (ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 44.27/7.01               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 44.27/7.01               X14 @ X15)
% 44.27/7.01          | ~ (ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 44.27/7.01               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 44.27/7.01               X14 @ X15 @ X16)
% 44.27/7.01          | ~ (ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 44.27/7.01               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 44.27/7.01               X14 @ X15 @ X16 @ X17)
% 44.27/7.01          | ~ (ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 44.27/7.01               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 44.27/7.01               X14 @ X15 @ X16 @ X17 @ X18)
% 44.27/7.01          | ~ (ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 44.27/7.01               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 44.27/7.01               X14 @ X15 @ X16 @ X17 @ X18 @ X19)
% 44.27/7.01          | ~ (ssNder1_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 44.27/7.01               X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 44.27/7.01               X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20)
% 44.27/7.01          | ~ (ssNder1_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 44.27/7.01               X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 44.27/7.01               X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21)
% 44.27/7.01          | ~ (ssNder1_23r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 44.27/7.01               X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 44.27/7.01               X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21 @ X22)
% 44.27/7.01          | ~ (ssNder1_24r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ 
% 44.27/7.01               X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ 
% 44.27/7.01               X12 @ X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21 @ 
% 44.27/7.01               X22 @ X23)
% 44.27/7.01          | ~ (ssNder1_25r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ 
% 44.27/7.01               X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ 
% 44.27/7.01               X12 @ X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21 @ 
% 44.27/7.01               X22 @ X23 @ X24)
% 44.27/7.01          | ~ (ssNder1_26r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ 
% 44.27/7.01               X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ 
% 44.27/7.01               X12 @ X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21 @ 
% 44.27/7.01               X22 @ X23 @ X24 @ X25)
% 44.27/7.01          | ~ (ssPv25_27r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ 
% 44.27/7.01               X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ 
% 44.27/7.01               X12 @ X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21 @ 
% 44.27/7.01               X22 @ X23 @ X24 @ X25 @ X26))),
% 44.27/7.01      inference('cnf', [status(esa)], [zf_stmt_83])).
% 44.27/7.01  thf(zip_derived_cl927, plain, ( (ssNder1_0)),
% 44.27/7.01      inference('cnf', [status(esa)], [zf_stmt_1])).
% 44.27/7.01  thf(zip_derived_cl933, plain, (![X0 : $i]:  (ssNder1_1r1 @ X0)),
% 44.27/7.01      inference('demod', [status(thm)], [zip_derived_cl926, zip_derived_cl927])).
% 44.27/7.01  thf(zip_derived_cl934, plain,
% 44.27/7.01      (![X0 : $i, X1 : $i]:  (ssNder1_2r1r1 @ X0 @ X1)),
% 44.27/7.01      inference('demod', [status(thm)],
% 44.27/7.01                [zip_derived_cl925, zip_derived_cl927, zip_derived_cl933])).
% 44.27/7.01  thf(zip_derived_cl939, plain,
% 44.27/7.01      (![X0 : $i, X1 : $i, X2 : $i]:  (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)),
% 44.27/7.01      inference('demod', [status(thm)],
% 44.27/7.01                [zip_derived_cl919, zip_derived_cl927, zip_derived_cl933, 
% 44.27/7.01                 zip_derived_cl934])).
% 44.27/7.01  thf(zip_derived_cl958, plain,
% 44.27/7.01      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 44.27/7.01          (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)),
% 44.27/7.01      inference('demod', [status(thm)],
% 44.27/7.01                [zip_derived_cl912, zip_derived_cl927, zip_derived_cl933, 
% 44.27/7.01                 zip_derived_cl934, zip_derived_cl939])).
% 44.27/7.01  thf(zip_derived_cl973, plain,
% 44.27/7.01      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 44.27/7.01          (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)),
% 44.27/7.01      inference('demod', [status(thm)],
% 44.27/7.01                [zip_derived_cl901, zip_derived_cl927, zip_derived_cl933, 
% 44.27/7.01                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958])).
% 44.27/7.01  thf(zip_derived_cl997, plain,
% 44.27/7.01      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 44.27/7.01          (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)),
% 44.27/7.01      inference('demod', [status(thm)],
% 44.27/7.01                [zip_derived_cl886, zip_derived_cl927, zip_derived_cl933, 
% 44.27/7.01                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/7.01                 zip_derived_cl973])).
% 44.27/7.01  thf(zip_derived_cl1026, plain,
% 44.27/7.01      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i]:
% 44.27/7.01          (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)),
% 44.27/7.01      inference('demod', [status(thm)],
% 44.27/7.01                [zip_derived_cl870, zip_derived_cl927, zip_derived_cl933, 
% 44.27/7.01                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/7.01                 zip_derived_cl973, zip_derived_cl997])).
% 44.27/7.01  thf(zip_derived_cl1059, plain,
% 44.27/7.01      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, X7 : $i]:
% 44.27/7.01          (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7)),
% 44.27/7.01      inference('demod', [status(thm)],
% 44.27/7.01                [zip_derived_cl850, zip_derived_cl927, zip_derived_cl933, 
% 44.27/7.01                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/7.01                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026])).
% 44.27/7.01  thf(zip_derived_cl1093, plain,
% 44.27/7.01      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/7.01         X7 : $i, X8 : $i]:
% 44.27/7.01          (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 44.27/7.01           X7 @ X8)),
% 44.27/7.01      inference('demod', [status(thm)],
% 44.27/7.01                [zip_derived_cl831, zip_derived_cl927, zip_derived_cl933, 
% 44.27/7.01                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/7.01                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/7.01                 zip_derived_cl1059])).
% 44.27/7.01  thf(zip_derived_cl1139, plain,
% 44.27/7.01      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/7.01         X7 : $i, X8 : $i, X9 : $i]:
% 44.27/7.01          (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 44.27/7.01           X7 @ X8 @ X9)),
% 44.27/7.01      inference('demod', [status(thm)],
% 44.27/7.01                [zip_derived_cl807, zip_derived_cl927, zip_derived_cl933, 
% 44.27/7.01                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/7.01                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/7.01                 zip_derived_cl1059, zip_derived_cl1093])).
% 44.27/7.01  thf(zip_derived_cl1196, plain,
% 44.27/7.01      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/7.01         X7 : $i, X8 : $i, X9 : $i, X10 : $i]:
% 44.27/7.01          (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 44.27/7.01           X6 @ X7 @ X8 @ X9 @ X10)),
% 44.27/7.01      inference('demod', [status(thm)],
% 44.27/7.01                [zip_derived_cl782, zip_derived_cl927, zip_derived_cl933, 
% 44.27/7.01                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/7.01                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/7.01                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139])).
% 44.27/7.01  thf(zip_derived_cl1246, plain,
% 44.27/7.01      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/7.01         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i]:
% 44.27/7.01          (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 44.27/7.01           X6 @ X7 @ X8 @ X9 @ X10 @ X11)),
% 44.27/7.01      inference('demod', [status(thm)],
% 44.27/7.01                [zip_derived_cl755, zip_derived_cl927, zip_derived_cl933, 
% 44.27/7.01                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/7.01                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/7.01                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/7.01                 zip_derived_cl1196])).
% 44.27/7.01  thf(zip_derived_cl1296, plain,
% 44.27/7.01      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/7.01         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i]:
% 44.27/7.01          (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/7.01           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)),
% 44.27/7.01      inference('demod', [status(thm)],
% 44.27/7.01                [zip_derived_cl728, zip_derived_cl927, zip_derived_cl933, 
% 44.27/7.01                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/7.01                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/7.01                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/7.01                 zip_derived_cl1196, zip_derived_cl1246])).
% 44.27/7.01  thf(zip_derived_cl1354, plain,
% 44.27/7.01      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/7.01         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i]:
% 44.27/7.01          (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/7.01           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)),
% 44.27/7.01      inference('demod', [status(thm)],
% 44.27/7.01                [zip_derived_cl695, zip_derived_cl927, zip_derived_cl933, 
% 44.27/7.01                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/7.01                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/7.01                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/7.01                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296])).
% 44.27/7.01  thf(zip_derived_cl1416, plain,
% 44.27/7.01      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/7.01         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/7.01         X14 : $i]:
% 44.27/7.01          (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/7.01           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)),
% 44.27/7.01      inference('demod', [status(thm)],
% 44.27/7.01                [zip_derived_cl661, zip_derived_cl927, zip_derived_cl933, 
% 44.27/7.01                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/7.01                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/7.01                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/7.01                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296, 
% 44.27/7.01                 zip_derived_cl1354])).
% 44.27/7.01  thf(zip_derived_cl1486, plain,
% 44.27/7.01      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/7.01         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/7.01         X14 : $i, X15 : $i]:
% 44.27/7.01          (ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 44.27/7.01           X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15)),
% 44.27/7.01      inference('demod', [status(thm)],
% 44.27/7.01                [zip_derived_cl623, zip_derived_cl927, zip_derived_cl933, 
% 44.27/7.01                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/7.01                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/7.01                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/7.01                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296, 
% 44.27/7.01                 zip_derived_cl1354, zip_derived_cl1416])).
% 44.27/7.01  thf(zip_derived_cl1555, plain,
% 44.27/7.01      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/7.01         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/7.01         X14 : $i, X15 : $i, X16 : $i]:
% 44.27/7.01          (ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 44.27/7.01           X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ 
% 44.27/7.01           X16)),
% 44.27/7.01      inference('demod', [status(thm)],
% 44.27/7.01                [zip_derived_cl587, zip_derived_cl927, zip_derived_cl933, 
% 44.27/7.01                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/7.01                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/7.01                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/7.01                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296, 
% 44.27/7.01                 zip_derived_cl1354, zip_derived_cl1416, zip_derived_cl1486])).
% 44.27/7.01  thf(zip_derived_cl1625, plain,
% 44.27/7.01      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/7.01         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/7.01         X14 : $i, X15 : $i, X16 : $i, X17 : $i]:
% 44.27/7.01          (ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 44.27/7.01           X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 44.27/7.01           X15 @ X16 @ X17)),
% 44.27/7.01      inference('demod', [status(thm)],
% 44.27/7.01                [zip_derived_cl548, zip_derived_cl927, zip_derived_cl933, 
% 44.27/7.01                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/7.01                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/7.01                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/7.01                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296, 
% 44.27/7.01                 zip_derived_cl1354, zip_derived_cl1416, zip_derived_cl1486, 
% 44.27/7.01                 zip_derived_cl1555])).
% 44.27/7.01  thf(zip_derived_cl1687, plain,
% 44.27/7.01      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/7.01         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/7.01         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i]:
% 44.27/7.01          (ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 44.27/7.01           X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 44.27/7.01           X15 @ X16 @ X17 @ X18)),
% 44.27/7.01      inference('demod', [status(thm)],
% 44.27/7.01                [zip_derived_cl509, zip_derived_cl927, zip_derived_cl933, 
% 44.27/7.01                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/7.01                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/7.01                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/7.01                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296, 
% 44.27/7.01                 zip_derived_cl1354, zip_derived_cl1416, zip_derived_cl1486, 
% 44.27/7.01                 zip_derived_cl1555, zip_derived_cl1625])).
% 44.27/7.01  thf(zip_derived_cl1752, plain,
% 44.27/7.01      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/7.01         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/7.01         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i]:
% 44.27/7.01          (ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 44.27/7.01           X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 44.27/7.01           X15 @ X16 @ X17 @ X18 @ X19)),
% 44.27/7.01      inference('demod', [status(thm)],
% 44.27/7.01                [zip_derived_cl471, zip_derived_cl927, zip_derived_cl933, 
% 44.27/7.01                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/7.01                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/7.01                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/7.01                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296, 
% 44.27/7.01                 zip_derived_cl1354, zip_derived_cl1416, zip_derived_cl1486, 
% 44.27/7.01                 zip_derived_cl1555, zip_derived_cl1625, zip_derived_cl1687])).
% 44.27/7.01  thf(zip_derived_cl1820, plain,
% 44.27/7.01      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/7.01         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/7.01         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i]:
% 44.27/7.01          (ssNder1_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 44.27/7.01           X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 44.27/7.01           X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20)),
% 44.27/7.01      inference('demod', [status(thm)],
% 44.27/7.01                [zip_derived_cl428, zip_derived_cl927, zip_derived_cl933, 
% 44.27/7.01                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/7.01                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/7.01                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/7.01                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296, 
% 44.27/7.01                 zip_derived_cl1354, zip_derived_cl1416, zip_derived_cl1486, 
% 44.27/7.01                 zip_derived_cl1555, zip_derived_cl1625, zip_derived_cl1687, 
% 44.27/7.01                 zip_derived_cl1752])).
% 44.27/7.01  thf(zip_derived_cl1925, plain,
% 44.27/7.01      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/7.01         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/7.01         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i, 
% 44.27/7.01         X21 : $i]:
% 44.27/7.01          (ssNder1_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 44.27/7.01           X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 44.27/7.01           X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21)),
% 44.27/7.01      inference('demod', [status(thm)],
% 44.27/7.01                [zip_derived_cl377, zip_derived_cl927, zip_derived_cl933, 
% 44.27/7.01                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/7.01                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/7.01                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/7.01                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296, 
% 44.27/7.01                 zip_derived_cl1354, zip_derived_cl1416, zip_derived_cl1486, 
% 44.27/7.01                 zip_derived_cl1555, zip_derived_cl1625, zip_derived_cl1687, 
% 44.27/7.01                 zip_derived_cl1752, zip_derived_cl1820])).
% 44.27/7.01  thf(zip_derived_cl2018, plain,
% 44.27/7.01      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/7.01         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/7.01         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i, 
% 44.27/7.01         X21 : $i, X22 : $i]:
% 44.27/7.01          (ssNder1_23r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 44.27/7.01           X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 44.27/7.01           X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21 @ X22)),
% 44.27/7.01      inference('demod', [status(thm)],
% 44.27/7.01                [zip_derived_cl328, zip_derived_cl927, zip_derived_cl933, 
% 44.27/7.01                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/7.01                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/7.01                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/7.01                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296, 
% 44.27/7.01                 zip_derived_cl1354, zip_derived_cl1416, zip_derived_cl1486, 
% 44.27/7.01                 zip_derived_cl1555, zip_derived_cl1625, zip_derived_cl1687, 
% 44.27/7.01                 zip_derived_cl1752, zip_derived_cl1820, zip_derived_cl1925])).
% 44.27/7.01  thf(zip_derived_cl2214, plain,
% 44.27/7.01      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/7.01         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/7.01         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i, 
% 44.27/7.01         X21 : $i, X22 : $i, X23 : $i]:
% 44.27/7.01          (ssNder1_24r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 44.27/7.01           X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 44.27/7.01           X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21 @ X22 @ X23)),
% 44.27/7.01      inference('demod', [status(thm)],
% 44.27/7.01                [zip_derived_cl274, zip_derived_cl927, zip_derived_cl933, 
% 44.27/7.01                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/7.01                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/7.01                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/7.01                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296, 
% 44.27/7.01                 zip_derived_cl1354, zip_derived_cl1416, zip_derived_cl1486, 
% 44.27/7.01                 zip_derived_cl1555, zip_derived_cl1625, zip_derived_cl1687, 
% 44.27/7.01                 zip_derived_cl1752, zip_derived_cl1820, zip_derived_cl1925, 
% 44.27/7.01                 zip_derived_cl2018])).
% 44.27/7.01  thf(zip_derived_cl2378, plain,
% 44.27/7.01      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/7.01         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/7.01         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i, 
% 44.27/7.01         X21 : $i, X22 : $i, X23 : $i, X24 : $i]:
% 44.27/7.01          (ssNder1_25r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 44.27/7.01           X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 44.27/7.01           X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21 @ X22 @ X23 @ 
% 44.27/7.01           X24)),
% 44.27/7.01      inference('demod', [status(thm)],
% 44.27/7.01                [zip_derived_cl223, zip_derived_cl927, zip_derived_cl933, 
% 44.27/7.01                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/7.01                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/7.01                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/7.01                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296, 
% 44.27/7.01                 zip_derived_cl1354, zip_derived_cl1416, zip_derived_cl1486, 
% 44.27/7.01                 zip_derived_cl1555, zip_derived_cl1625, zip_derived_cl1687, 
% 44.27/7.01                 zip_derived_cl1752, zip_derived_cl1820, zip_derived_cl1925, 
% 44.27/7.01                 zip_derived_cl2018, zip_derived_cl2214])).
% 44.27/7.01  thf(zip_derived_cl2456, plain,
% 44.27/7.01      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/7.01         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/7.01         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i, 
% 44.27/7.01         X21 : $i, X22 : $i, X23 : $i, X24 : $i, X25 : $i]:
% 44.27/7.01          (ssNder1_26r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ 
% 44.27/7.01           X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 44.27/7.01           X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21 @ X22 @ X23 @ 
% 44.27/7.01           X24 @ X25)),
% 44.27/7.01      inference('demod', [status(thm)],
% 44.27/7.01                [zip_derived_cl173, zip_derived_cl927, zip_derived_cl933, 
% 44.27/7.01                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/7.01                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/7.01                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/7.01                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296, 
% 44.27/7.01                 zip_derived_cl1354, zip_derived_cl1416, zip_derived_cl1486, 
% 44.27/7.01                 zip_derived_cl1555, zip_derived_cl1625, zip_derived_cl1687, 
% 44.27/7.01                 zip_derived_cl1752, zip_derived_cl1820, zip_derived_cl1925, 
% 44.27/7.01                 zip_derived_cl2018, zip_derived_cl2214, zip_derived_cl2378])).
% 44.27/7.01  thf(zip_derived_cl2501, plain,
% 44.27/7.01      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/7.01         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/7.01         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i, 
% 44.27/7.01         X21 : $i, X22 : $i, X23 : $i, X24 : $i, X25 : $i, X26 : $i]:
% 44.27/7.01         ( (ssPv25_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)
% 44.27/7.01          | ~ (ssPv25_27r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ 
% 44.27/7.01               X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ 
% 44.27/7.01               X12 @ X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21 @ 
% 44.27/7.01               X22 @ X23 @ X24 @ X25 @ X26))),
% 44.27/7.01      inference('demod', [status(thm)],
% 44.27/7.01                [zip_derived_cl111, zip_derived_cl927, zip_derived_cl933, 
% 44.27/7.01                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/7.01                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/7.01                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/7.01                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296, 
% 44.27/7.01                 zip_derived_cl1354, zip_derived_cl1416, zip_derived_cl1486, 
% 44.27/7.01                 zip_derived_cl1555, zip_derived_cl1625, zip_derived_cl1687, 
% 44.27/7.01                 zip_derived_cl1752, zip_derived_cl1820, zip_derived_cl1925, 
% 44.27/7.01                 zip_derived_cl2018, zip_derived_cl2214, zip_derived_cl2378, 
% 44.27/7.01                 zip_derived_cl2456])).
% 44.27/7.01  thf(zip_derived_cl2817, plain,
% 44.27/7.01      (![X6 : $i, X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, 
% 44.27/7.01         X13 : $i, X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, 
% 44.27/7.01         X20 : $i, X21 : $i, X22 : $i, X23 : $i, X24 : $i, X25 : $i, X26 : $i]:
% 44.27/7.01         ( (ssPv23_6r1r1r1r1r1r1 @ X26 @ X25 @ X24 @ X23 @ X22 @ X21)
% 44.27/7.01          |  (ssPv16_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X26 @ X25 @ X24 @ X23 @ 
% 44.27/7.01              X22 @ X21 @ X20 @ X19 @ X18 @ X17 @ X16 @ X15 @ X14)
% 44.27/7.01          | ~ (ssPv8_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X26 @ 
% 44.27/7.01               X25 @ X24 @ X23 @ X22 @ X21 @ X20 @ X19 @ X18 @ X17 @ X16 @ 
% 44.27/7.01               X15 @ X14 @ X13 @ X12 @ X11 @ X10 @ X9 @ X8 @ X7 @ X6)
% 44.27/7.01          |  (ssPv22_7r1r1r1r1r1r1r1 @ X26 @ X25 @ X24 @ X23 @ X22 @ X21 @ X20)
% 44.27/7.01          |  (ssPv25_4r1r1r1r1 @ X26 @ X25 @ X24 @ X23))),
% 44.27/7.01      inference('sup-', [status(thm)], [zip_derived_cl2816, zip_derived_cl2501])).
% 44.27/7.01  thf(zip_derived_cl2818, plain,
% 44.27/7.01      (![X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/7.01         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i]:
% 44.27/7.01         ( (ssPv25_4r1r1r1r1 @ X19 @ X18 @ X17 @ X16)
% 44.27/7.01          |  (ssPv22_7r1r1r1r1r1r1r1 @ X19 @ X18 @ X17 @ X16 @ X15 @ X14 @ X13)
% 44.27/7.01          |  (ssPv16_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X19 @ X18 @ X17 @ X16 @ 
% 44.27/7.01              X15 @ X14 @ X13 @ X12 @ X11 @ X10 @ X9 @ X8 @ X7)
% 44.27/7.01          |  (ssPv23_6r1r1r1r1r1r1 @ X19 @ X18 @ X17 @ X16 @ X15 @ X14))),
% 44.27/7.01      inference('sup-', [status(thm)], [zip_derived_cl1767, zip_derived_cl2817])).
% 44.27/7.01  thf(zip_derived_cl1197, plain,
% 44.27/7.01      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/7.01         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i]:
% 44.27/7.01         ~ (ssPv16_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/7.01            X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ skc39)),
% 44.27/7.01      inference('demod', [status(thm)],
% 44.27/7.01                [zip_derived_cl1140, zip_derived_cl1196])).
% 44.27/7.01  thf(zip_derived_cl2819, plain,
% 44.27/7.01      (![X5 : $i, X6 : $i, X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i]:
% 44.27/7.01         ( (ssPv23_6r1r1r1r1r1r1 @ X11 @ X10 @ X9 @ X8 @ X7 @ X6)
% 44.27/7.01          |  (ssPv22_7r1r1r1r1r1r1r1 @ X11 @ X10 @ X9 @ X8 @ X7 @ X6 @ X5)
% 44.27/7.01          |  (ssPv25_4r1r1r1r1 @ X11 @ X10 @ X9 @ X8))),
% 44.27/7.01      inference('sup-', [status(thm)], [zip_derived_cl2818, zip_derived_cl1197])).
% 44.27/7.01  thf(clause46, conjecture,
% 44.27/7.01    (~( ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 44.27/7.01        ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 44.27/7.01        ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 44.27/7.01        ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 44.27/7.01        ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 44.27/7.01        ( ~( ssPv22_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ skc43 ) ) ))).
% 44.27/7.01  thf(zf_stmt_84, negated_conjecture,
% 44.27/7.01    (( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 44.27/7.01     ( ~( ssNder1_2r1r1 @ U @ V ) ) | ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 44.27/7.01     ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 44.27/7.01     ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 44.27/7.01     ( ~( ssPv22_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ skc43 ) )),
% 44.27/7.01    inference('cnf.neg', [status(esa)], [clause46])).
% 44.27/7.01  thf(zip_derived_cl882, plain,
% 44.27/7.01      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 44.27/7.01         (~ (ssNder1_0)
% 44.27/7.01          | ~ (ssNder1_1r1 @ X0)
% 44.27/7.01          | ~ (ssNder1_2r1r1 @ X0 @ X1)
% 44.27/7.01          | ~ (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)
% 44.27/7.01          | ~ (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)
% 44.27/7.01          | ~ (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)
% 44.27/7.01          | ~ (ssPv22_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ skc43))),
% 44.27/7.01      inference('cnf', [status(esa)], [zf_stmt_84])).
% 44.27/7.01  thf(zip_derived_cl927, plain, ( (ssNder1_0)),
% 44.27/7.01      inference('cnf', [status(esa)], [zf_stmt_1])).
% 44.27/7.01  thf(zip_derived_cl930, plain,
% 44.27/7.01      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 44.27/7.01         (~ (ssNder1_1r1 @ X0)
% 44.27/7.01          | ~ (ssNder1_2r1r1 @ X0 @ X1)
% 44.27/7.01          | ~ (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)
% 44.27/7.01          | ~ (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)
% 44.27/7.01          | ~ (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)
% 44.27/7.01          | ~ (ssPv22_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ skc43))),
% 44.27/7.01      inference('demod', [status(thm)], [zip_derived_cl882, zip_derived_cl927])).
% 44.27/7.01  thf(zip_derived_cl933, plain, (![X0 : $i]:  (ssNder1_1r1 @ X0)),
% 44.27/7.01      inference('demod', [status(thm)], [zip_derived_cl926, zip_derived_cl927])).
% 44.27/7.01  thf(zip_derived_cl934, plain,
% 44.27/7.01      (![X0 : $i, X1 : $i]:  (ssNder1_2r1r1 @ X0 @ X1)),
% 44.27/7.01      inference('demod', [status(thm)],
% 44.27/7.01                [zip_derived_cl925, zip_derived_cl927, zip_derived_cl933])).
% 44.27/7.01  thf(zip_derived_cl939, plain,
% 44.27/7.01      (![X0 : $i, X1 : $i, X2 : $i]:  (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)),
% 44.27/7.01      inference('demod', [status(thm)],
% 44.27/7.01                [zip_derived_cl919, zip_derived_cl927, zip_derived_cl933, 
% 44.27/7.01                 zip_derived_cl934])).
% 44.27/7.01  thf(zip_derived_cl953, plain,
% 44.27/7.01      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 44.27/7.01         (~ (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)
% 44.27/7.01          | ~ (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)
% 44.27/7.01          | ~ (ssPv22_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ skc43))),
% 44.27/7.01      inference('demod', [status(thm)],
% 44.27/7.01                [zip_derived_cl930, zip_derived_cl933, zip_derived_cl934, 
% 44.27/7.01                 zip_derived_cl939])).
% 44.27/7.01  thf(zip_derived_cl958, plain,
% 44.27/7.01      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 44.27/7.01          (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)),
% 44.27/7.01      inference('demod', [status(thm)],
% 44.27/7.01                [zip_derived_cl912, zip_derived_cl927, zip_derived_cl933, 
% 44.27/7.01                 zip_derived_cl934, zip_derived_cl939])).
% 44.27/7.01  thf(zip_derived_cl960, plain,
% 44.27/7.01      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 44.27/7.01         (~ (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)
% 44.27/7.01          | ~ (ssPv22_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ skc43))),
% 44.27/7.01      inference('demod', [status(thm)], [zip_derived_cl953, zip_derived_cl958])).
% 44.27/7.01  thf(zip_derived_cl973, plain,
% 44.27/7.01      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 44.27/7.01          (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)),
% 44.27/7.01      inference('demod', [status(thm)],
% 44.27/7.01                [zip_derived_cl901, zip_derived_cl927, zip_derived_cl933, 
% 44.27/7.01                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958])).
% 44.27/7.01  thf(zip_derived_cl974, plain,
% 44.27/7.01      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 44.27/7.01         ~ (ssPv22_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ skc43)),
% 44.27/7.01      inference('demod', [status(thm)], [zip_derived_cl960, zip_derived_cl973])).
% 44.27/7.01  thf(zip_derived_cl2822, plain,
% 44.27/7.01      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 44.27/7.01         ( (ssPv25_4r1r1r1r1 @ X5 @ X4 @ X3 @ X2)
% 44.27/7.01          |  (ssPv23_6r1r1r1r1r1r1 @ X5 @ X4 @ X3 @ X2 @ X1 @ X0))),
% 44.27/7.01      inference('sup-', [status(thm)], [zip_derived_cl2819, zip_derived_cl974])).
% 44.27/7.01  thf(clause32, conjecture,
% 44.27/7.01    (~( ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 44.27/7.01        ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 44.27/7.01        ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 44.27/7.01        ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 44.27/7.01        ( ~( ssPv23_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ skc45 ) ) ))).
% 44.27/7.01  thf(zf_stmt_85, negated_conjecture,
% 44.27/7.01    (( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 44.27/7.01     ( ~( ssNder1_2r1r1 @ U @ V ) ) | ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 44.27/7.01     ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 44.27/7.01     ( ~( ssPv23_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ skc45 ) )),
% 44.27/7.01    inference('cnf.neg', [status(esa)], [clause32])).
% 44.27/7.01  thf(zip_derived_cl896, plain,
% 44.27/7.01      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 44.27/7.01         (~ (ssNder1_0)
% 44.27/7.01          | ~ (ssNder1_1r1 @ X0)
% 44.27/7.01          | ~ (ssNder1_2r1r1 @ X0 @ X1)
% 44.27/7.01          | ~ (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)
% 44.27/7.01          | ~ (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)
% 44.27/7.01          | ~ (ssPv23_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ skc45))),
% 44.27/7.01      inference('cnf', [status(esa)], [zf_stmt_85])).
% 44.27/7.01  thf(zip_derived_cl927, plain, ( (ssNder1_0)),
% 44.27/7.01      inference('cnf', [status(esa)], [zf_stmt_1])).
% 44.27/7.01  thf(zip_derived_cl931, plain,
% 44.27/7.01      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 44.27/7.01         (~ (ssNder1_1r1 @ X0)
% 44.27/7.01          | ~ (ssNder1_2r1r1 @ X0 @ X1)
% 44.27/7.01          | ~ (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)
% 44.27/7.01          | ~ (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)
% 44.27/7.01          | ~ (ssPv23_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ skc45))),
% 44.27/7.01      inference('demod', [status(thm)], [zip_derived_cl896, zip_derived_cl927])).
% 44.27/7.01  thf(zip_derived_cl933, plain, (![X0 : $i]:  (ssNder1_1r1 @ X0)),
% 44.27/7.01      inference('demod', [status(thm)], [zip_derived_cl926, zip_derived_cl927])).
% 44.27/7.01  thf(zip_derived_cl934, plain,
% 44.27/7.01      (![X0 : $i, X1 : $i]:  (ssNder1_2r1r1 @ X0 @ X1)),
% 44.27/7.01      inference('demod', [status(thm)],
% 44.27/7.01                [zip_derived_cl925, zip_derived_cl927, zip_derived_cl933])).
% 44.27/7.01  thf(zip_derived_cl939, plain,
% 44.27/7.01      (![X0 : $i, X1 : $i, X2 : $i]:  (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)),
% 44.27/7.01      inference('demod', [status(thm)],
% 44.27/7.01                [zip_derived_cl919, zip_derived_cl927, zip_derived_cl933, 
% 44.27/7.01                 zip_derived_cl934])).
% 44.27/7.01  thf(zip_derived_cl952, plain,
% 44.27/7.01      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 44.27/7.01         (~ (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)
% 44.27/7.01          | ~ (ssPv23_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ skc45))),
% 44.27/7.01      inference('demod', [status(thm)],
% 44.27/7.01                [zip_derived_cl931, zip_derived_cl933, zip_derived_cl934, 
% 44.27/7.01                 zip_derived_cl939])).
% 44.27/7.01  thf(zip_derived_cl958, plain,
% 44.27/7.01      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 44.27/7.01          (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)),
% 44.27/7.01      inference('demod', [status(thm)],
% 44.27/7.01                [zip_derived_cl912, zip_derived_cl927, zip_derived_cl933, 
% 44.27/7.01                 zip_derived_cl934, zip_derived_cl939])).
% 44.27/7.01  thf(zip_derived_cl959, plain,
% 44.27/7.01      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 44.27/7.01         ~ (ssPv23_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ skc45)),
% 44.27/7.01      inference('demod', [status(thm)], [zip_derived_cl952, zip_derived_cl958])).
% 44.27/7.01  thf(zip_derived_cl2825, plain,
% 44.27/7.01      (![X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 44.27/7.01          (ssPv25_4r1r1r1r1 @ X4 @ X3 @ X2 @ X1)),
% 44.27/7.01      inference('sup-', [status(thm)], [zip_derived_cl2822, zip_derived_cl959])).
% 44.27/7.01  thf(zip_derived_cl2847, plain,
% 44.27/7.01      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/7.01         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/7.01         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i, 
% 44.27/7.01         X21 : $i]:
% 44.27/7.01         ( (ssPv23_6r1r1r1r1r1r1 @ X21 @ X20 @ X19 @ X18 @ X17 @ X16)
% 44.27/7.01          |  (ssPv7_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X21 @ 
% 44.27/7.01              X20 @ X19 @ X18 @ X17 @ X16 @ X15 @ X14 @ X13 @ X12 @ X11 @ 
% 44.27/7.01              X10 @ X9 @ X8 @ X7 @ X6 @ X5 @ X4 @ X3 @ X2 @ X1 @ X0)
% 44.27/7.01          |  (ssPv9_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X21 @ X20 @ 
% 44.27/7.01              X19 @ X18 @ X17 @ X16 @ X15 @ X14 @ X13 @ X12 @ X11 @ X10 @ X9 @ 
% 44.27/7.01              X8 @ X7 @ X6 @ X5 @ X4 @ X3 @ X2))),
% 44.27/7.01      inference('demod', [status(thm)],
% 44.27/7.01                [zip_derived_cl2179, zip_derived_cl2825])).
% 44.27/7.01  thf(zip_derived_cl1753, plain,
% 44.27/7.01      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/7.01         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/7.01         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i]:
% 44.27/7.01         ~ (ssPv7_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 44.27/7.01            X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 44.27/7.01            X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ skc29)),
% 44.27/7.01      inference('demod', [status(thm)],
% 44.27/7.01                [zip_derived_cl1689, zip_derived_cl1752])).
% 44.27/7.01  thf(zip_derived_cl2869, plain,
% 44.27/7.01      (![X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, X7 : $i, 
% 44.27/7.01         X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, X14 : $i, 
% 44.27/7.01         X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i]:
% 44.27/7.01         ( (ssPv9_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X20 @ X19 @ 
% 44.27/7.01            X18 @ X17 @ X16 @ X15 @ X14 @ X13 @ X12 @ X11 @ X10 @ X9 @ X8 @ 
% 44.27/7.01            X7 @ X6 @ X5 @ X4 @ X3 @ X2 @ X1)
% 44.27/7.01          |  (ssPv23_6r1r1r1r1r1r1 @ X20 @ X19 @ X18 @ X17 @ X16 @ X15))),
% 44.27/7.01      inference('sup-', [status(thm)], [zip_derived_cl2847, zip_derived_cl1753])).
% 44.27/7.01  thf(zip_derived_cl1948, plain,
% 44.27/7.01      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/7.01         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/7.01         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i]:
% 44.27/7.01         (~ (ssPv11_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X19 @ X18 @ X17 @ 
% 44.27/7.01             X16 @ X15 @ X14 @ X13 @ X12 @ X11 @ X10 @ X9 @ X8 @ X7 @ X6 @ 
% 44.27/7.01             X5 @ X4 @ X3 @ X2)
% 44.27/7.01          | ~ (ssPv9_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X19 @ X18 @ 
% 44.27/7.01               X17 @ X16 @ X15 @ X14 @ X13 @ X12 @ X11 @ X10 @ X9 @ X8 @ X7 @ 
% 44.27/7.01               X6 @ X5 @ X4 @ X3 @ X2 @ X1 @ X0)
% 44.27/7.01          |  (ssPv16_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X19 @ X18 @ 
% 44.27/7.01              X17 @ X16 @ X15 @ X14 @ X13 @ X12 @ X11 @ X10 @ X9 @ X8 @ X7 @ 
% 44.27/7.01              X6 @ X5 @ X4 @ X3 @ X2 @ X1 @ X0)
% 44.27/7.01          |  (ssPv24_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X19 @ X18 @ 
% 44.27/7.01              X17 @ X16 @ X15 @ X14 @ X13 @ X12 @ X11 @ X10 @ X9 @ X8 @ X7 @ 
% 44.27/7.01              X6 @ X5 @ X4 @ X3 @ X2 @ X1 @ X0))),
% 44.27/7.01      inference('sup-', [status(thm)], [zip_derived_cl1815, zip_derived_cl1947])).
% 44.27/7.01  thf(zip_derived_cl2873, plain,
% 44.27/7.01      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/7.01         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/7.01         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i]:
% 44.27/7.01         ( (ssPv23_6r1r1r1r1r1r1 @ X19 @ X18 @ X17 @ X16 @ X15 @ X14)
% 44.27/7.01          |  (ssPv24_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X19 @ X18 @ 
% 44.27/7.01              X17 @ X16 @ X15 @ X14 @ X13 @ X12 @ X11 @ X10 @ X9 @ X8 @ X7 @ 
% 44.27/7.01              X6 @ X5 @ X4 @ X3 @ X2 @ X1 @ X0)
% 44.27/7.01          |  (ssPv16_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X19 @ X18 @ 
% 44.27/7.01              X17 @ X16 @ X15 @ X14 @ X13 @ X12 @ X11 @ X10 @ X9 @ X8 @ X7 @ 
% 44.27/7.01              X6 @ X5 @ X4 @ X3 @ X2 @ X1 @ X0)
% 44.27/7.01          | ~ (ssPv11_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X19 @ X18 @ 
% 44.27/7.01               X17 @ X16 @ X15 @ X14 @ X13 @ X12 @ X11 @ X10 @ X9 @ X8 @ X7 @ 
% 44.27/7.01               X6 @ X5 @ X4 @ X3 @ X2))),
% 44.27/7.01      inference('sup-', [status(thm)], [zip_derived_cl2869, zip_derived_cl1948])).
% 44.27/7.01  thf(zip_derived_cl1777, plain,
% 44.27/7.01      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/7.01         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/7.01         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i]:
% 44.27/7.01         ( (ssPv16_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/7.01            X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)
% 44.27/7.01          | ~ (ssPv16_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 44.27/7.01               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 44.27/7.01               X14 @ X15 @ X16 @ X17 @ X18 @ X19))),
% 44.27/7.01      inference('demod', [status(thm)],
% 44.27/7.01                [zip_derived_cl443, zip_derived_cl927, zip_derived_cl933, 
% 44.27/7.01                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/7.01                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/7.01                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/7.01                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296, 
% 44.27/7.01                 zip_derived_cl1354, zip_derived_cl1416, zip_derived_cl1486, 
% 44.27/7.01                 zip_derived_cl1555, zip_derived_cl1625, zip_derived_cl1687])).
% 44.27/7.01  thf(zip_derived_cl2875, plain,
% 44.27/7.01      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/7.01         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/7.01         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i]:
% 44.27/7.01         (~ (ssPv11_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X19 @ X18 @ X17 @ 
% 44.27/7.01             X16 @ X15 @ X14 @ X13 @ X12 @ X11 @ X10 @ X9 @ X8 @ X7 @ X6 @ 
% 44.27/7.01             X5 @ X4 @ X3 @ X2)
% 44.27/7.01          |  (ssPv24_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X19 @ X18 @ 
% 44.27/7.01              X17 @ X16 @ X15 @ X14 @ X13 @ X12 @ X11 @ X10 @ X9 @ X8 @ X7 @ 
% 44.27/7.01              X6 @ X5 @ X4 @ X3 @ X2 @ X1 @ X0)
% 44.27/7.01          |  (ssPv23_6r1r1r1r1r1r1 @ X19 @ X18 @ X17 @ X16 @ X15 @ X14)
% 44.27/7.01          |  (ssPv16_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X19 @ X18 @ X17 @ X16 @ 
% 44.27/7.01              X15 @ X14 @ X13 @ X12 @ X11 @ X10 @ X9 @ X8 @ X7))),
% 44.27/7.01      inference('sup-', [status(thm)], [zip_derived_cl2873, zip_derived_cl1777])).
% 44.27/7.01  thf(zip_derived_cl1735, plain,
% 44.27/7.01      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/7.01         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 44.27/7.01         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i]:
% 44.27/7.01         ( (ssPv24_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)
% 44.27/7.01          | ~ (ssPv24_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 44.27/7.01               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 44.27/7.01               X14 @ X15 @ X16 @ X17 @ X18 @ X19))),
% 44.27/7.01      inference('demod', [status(thm)],
% 44.27/7.01                [zip_derived_cl459, zip_derived_cl927, zip_derived_cl933, 
% 44.27/7.01                 zip_derived_cl934, zip_derived_cl939, zip_derived_cl958, 
% 44.27/7.01                 zip_derived_cl973, zip_derived_cl997, zip_derived_cl1026, 
% 44.27/7.01                 zip_derived_cl1059, zip_derived_cl1093, zip_derived_cl1139, 
% 44.27/7.01                 zip_derived_cl1196, zip_derived_cl1246, zip_derived_cl1296, 
% 44.27/7.01                 zip_derived_cl1354, zip_derived_cl1416, zip_derived_cl1486, 
% 44.27/7.01                 zip_derived_cl1555, zip_derived_cl1625, zip_derived_cl1687])).
% 44.27/7.01  thf(zip_derived_cl2876, plain,
% 44.27/7.01      (![X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, X7 : $i, X8 : $i, 
% 44.27/7.01         X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, X14 : $i, X15 : $i, 
% 44.27/7.01         X16 : $i, X17 : $i, X18 : $i, X19 : $i]:
% 44.27/7.01         ( (ssPv16_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X19 @ X18 @ X17 @ X16 @ 
% 44.27/7.01            X15 @ X14 @ X13 @ X12 @ X11 @ X10 @ X9 @ X8 @ X7)
% 44.27/7.01          |  (ssPv23_6r1r1r1r1r1r1 @ X19 @ X18 @ X17 @ X16 @ X15 @ X14)
% 44.27/7.01          | ~ (ssPv11_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X19 @ X18 @ 
% 44.27/7.01               X17 @ X16 @ X15 @ X14 @ X13 @ X12 @ X11 @ X10 @ X9 @ X8 @ X7 @ 
% 44.27/7.01               X6 @ X5 @ X4 @ X3 @ X2)
% 44.27/7.01          |  (ssPv24_5r1r1r1r1r1 @ X19 @ X18 @ X17 @ X16 @ X15))),
% 44.27/7.01      inference('sup-', [status(thm)], [zip_derived_cl2875, zip_derived_cl1735])).
% 44.27/7.01  thf(zip_derived_cl2877, plain,
% 44.27/7.01      (![X4 : $i, X5 : $i, X6 : $i, X7 : $i, X8 : $i, X9 : $i, X10 : $i, 
% 44.27/7.01         X11 : $i, X12 : $i, X13 : $i, X14 : $i, X15 : $i, X16 : $i, X17 : $i]:
% 44.27/7.01         (~ (ssPv15_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X17 @ X16 @ X15 @ X14 @ 
% 44.27/7.01             X13 @ X12 @ X11 @ X10 @ X9 @ X8 @ X7 @ X6 @ X5 @ X4)
% 44.27/7.01          |  (ssPv20_9r1r1r1r1r1r1r1r1r1 @ X17 @ X16 @ X15 @ X14 @ X13 @ X12 @ 
% 44.27/7.01              X11 @ X10 @ X9)
% 44.27/7.01          |  (ssPv24_5r1r1r1r1r1 @ X17 @ X16 @ X15 @ X14 @ X13)
% 44.27/7.01          |  (ssPv23_6r1r1r1r1r1r1 @ X17 @ X16 @ X15 @ X14 @ X13 @ X12)
% 44.27/7.02          |  (ssPv16_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X17 @ X16 @ X15 @ X14 @ 
% 44.27/7.02              X13 @ X12 @ X11 @ X10 @ X9 @ X8 @ X7 @ X6 @ X5))),
% 44.27/7.02      inference('sup-', [status(thm)], [zip_derived_cl2281, zip_derived_cl2876])).
% 44.27/7.02  thf(zip_derived_cl2878, plain,
% 44.27/7.02      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/7.02         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i]:
% 44.27/7.02         ( (ssPv16_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X12 @ X11 @ X10 @ X9 @ X8 @ 
% 44.27/7.02            X7 @ X6 @ X5 @ X4 @ X3 @ X2 @ X1 @ X0)
% 44.27/7.02          |  (ssPv23_6r1r1r1r1r1r1 @ X12 @ X11 @ X10 @ X9 @ X8 @ X7)
% 44.27/7.02          |  (ssPv24_5r1r1r1r1r1 @ X12 @ X11 @ X10 @ X9 @ X8)
% 44.27/7.02          |  (ssPv20_9r1r1r1r1r1r1r1r1r1 @ X12 @ X11 @ X10 @ X9 @ X8 @ X7 @ 
% 44.27/7.02              X6 @ X5 @ X4))),
% 44.27/7.02      inference('sup-', [status(thm)], [zip_derived_cl1313, zip_derived_cl2877])).
% 44.27/7.02  thf(zip_derived_cl1197, plain,
% 44.27/7.02      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 44.27/7.02         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i]:
% 44.27/7.02         ~ (ssPv16_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 44.27/7.02            X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ skc39)),
% 44.27/7.02      inference('demod', [status(thm)],
% 44.27/7.02                [zip_derived_cl1140, zip_derived_cl1196])).
% 44.27/7.02  thf(zip_derived_cl2879, plain,
% 44.27/7.02      (![X3 : $i, X4 : $i, X5 : $i, X6 : $i, X7 : $i, X8 : $i, X9 : $i, 
% 44.27/7.02         X10 : $i, X11 : $i]:
% 44.27/7.02         ( (ssPv20_9r1r1r1r1r1r1r1r1r1 @ X11 @ X10 @ X9 @ X8 @ X7 @ X6 @ X5 @ 
% 44.27/7.02            X4 @ X3)
% 44.27/7.02          |  (ssPv24_5r1r1r1r1r1 @ X11 @ X10 @ X9 @ X8 @ X7)
% 44.27/7.02          |  (ssPv23_6r1r1r1r1r1r1 @ X11 @ X10 @ X9 @ X8 @ X7 @ X6))),
% 44.27/7.02      inference('sup-', [status(thm)], [zip_derived_cl2878, zip_derived_cl1197])).
% 44.27/7.02  thf(zip_derived_cl2111, plain,
% 44.27/7.02      (![X5 : $i, X6 : $i, X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, 
% 44.27/7.02         X12 : $i, X13 : $i]:
% 44.27/7.02         (~ (ssPv22_7r1r1r1r1r1r1r1 @ X13 @ X12 @ X11 @ X10 @ X9 @ X8 @ X7)
% 44.27/7.02          | ~ (ssPv20_9r1r1r1r1r1r1r1r1r1 @ X13 @ X12 @ X11 @ X10 @ X9 @ X8 @ 
% 44.27/7.02               X7 @ X6 @ X5))),
% 44.27/7.02      inference('demod', [status(thm)],
% 44.27/7.02                [zip_derived_cl1475, zip_derived_cl2101])).
% 44.27/7.02  thf(zip_derived_cl2881, plain,
% 44.27/7.02      (![X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, X7 : $i, X8 : $i]:
% 44.27/7.02         ( (ssPv23_6r1r1r1r1r1r1 @ X8 @ X7 @ X6 @ X5 @ X4 @ X3)
% 44.27/7.02          |  (ssPv24_5r1r1r1r1r1 @ X8 @ X7 @ X6 @ X5 @ X4)
% 44.27/7.02          | ~ (ssPv22_7r1r1r1r1r1r1r1 @ X8 @ X7 @ X6 @ X5 @ X4 @ X3 @ X2))),
% 44.27/7.02      inference('sup-', [status(thm)], [zip_derived_cl2879, zip_derived_cl2111])).
% 44.27/7.02  thf(zip_derived_cl2882, plain,
% 44.27/7.02      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 44.27/7.02         ( (ssPv24_5r1r1r1r1r1 @ X5 @ X4 @ X3 @ X2 @ X1)
% 44.27/7.02          |  (ssPv23_6r1r1r1r1r1r1 @ X5 @ X4 @ X3 @ X2 @ X1 @ X0))),
% 44.27/7.02      inference('sup-', [status(thm)], [zip_derived_cl1007, zip_derived_cl2881])).
% 44.27/7.02  thf(zip_derived_cl959, plain,
% 44.27/7.02      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 44.27/7.02         ~ (ssPv23_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ skc45)),
% 44.27/7.02      inference('demod', [status(thm)], [zip_derived_cl952, zip_derived_cl958])).
% 44.27/7.02  thf(zip_derived_cl2883, plain,
% 44.27/7.02      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 44.27/7.02          (ssPv24_5r1r1r1r1r1 @ X4 @ X3 @ X2 @ X1 @ X0)),
% 44.27/7.02      inference('sup-', [status(thm)], [zip_derived_cl2882, zip_derived_cl959])).
% 44.27/7.02  thf(zip_derived_cl2884, plain, ($false),
% 44.27/7.02      inference('demod', [status(thm)], [zip_derived_cl944, zip_derived_cl2883])).
% 44.27/7.02  
% 44.27/7.02  % SZS output end Refutation
% 44.27/7.02  
% 44.27/7.02  
% 44.27/7.02  % Terminating...
% 44.27/7.02  % /export/starexec/sandbox/solver/bin/fo/fo1_lcnf.sh running for 50s
% 44.93/7.12  % Runner terminated.
% 44.93/7.13  % Zipperpin 1.5 exiting
%------------------------------------------------------------------------------