TSTP Solution File: SYN849-1 by Zipperpin---2.1.9999

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : Zipperpin---2.1.9999
% Problem  : SYN849-1 : TPTP v8.1.2. Released v2.5.0.
% Transfm  : NO INFORMATION
% Format   : NO INFORMATION
% Command  : python3 /export/starexec/sandbox2/solver/bin/portfolio.lams.parallel.py %s %d /export/starexec/sandbox2/tmp/tmp.MC3m2LiIIY true

% Computer : n002.cluster.edu
% Model    : x86_64 x86_64
% CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 2.10GHz
% Memory   : 8042.1875MB
% OS       : Linux 3.10.0-693.el7.x86_64
% CPULimit : 300s
% WCLimit  : 300s
% DateTime : Fri Sep  1 04:05:45 EDT 2023

% Result   : Unsatisfiable 28.21s 4.60s
% Output   : Refutation 28.21s
% Verified : 
% SZS Type : -

% Comments : 
%------------------------------------------------------------------------------
%----WARNING: Could not form TPTP format derivation
%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.08/0.14  % Problem  : SYN849-1 : TPTP v8.1.2. Released v2.5.0.
% 0.08/0.15  % Command  : python3 /export/starexec/sandbox2/solver/bin/portfolio.lams.parallel.py %s %d /export/starexec/sandbox2/tmp/tmp.MC3m2LiIIY true
% 0.13/0.34  % Computer : n002.cluster.edu
% 0.13/0.34  % Model    : x86_64 x86_64
% 0.13/0.34  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.13/0.34  % Memory   : 8042.1875MB
% 0.13/0.34  % OS       : Linux 3.10.0-693.el7.x86_64
% 0.13/0.34  % CPULimit : 300
% 0.13/0.34  % WCLimit  : 300
% 0.13/0.34  % DateTime : Sat Aug 26 20:26:03 EDT 2023
% 0.13/0.34  % CPUTime  : 
% 0.13/0.34  % Running portfolio for 300 s
% 0.13/0.34  % File         : /export/starexec/sandbox2/benchmark/theBenchmark.p
% 0.13/0.34  % Number of cores: 8
% 0.13/0.35  % Python version: Python 3.6.8
% 0.13/0.35  % Running in FO mode
% 0.18/0.57  % Total configuration time : 435
% 0.18/0.57  % Estimated wc time : 1092
% 0.18/0.57  % Estimated cpu time (7 cpus) : 156.0
% 0.18/0.66  % /export/starexec/sandbox2/solver/bin/fo/fo3_bce.sh running for 75s
% 0.18/0.66  % /export/starexec/sandbox2/solver/bin/fo/fo6_bce.sh running for 75s
% 0.18/0.70  % /export/starexec/sandbox2/solver/bin/fo/fo1_av.sh running for 75s
% 0.18/0.70  % /export/starexec/sandbox2/solver/bin/fo/fo7.sh running for 63s
% 0.18/0.71  % /export/starexec/sandbox2/solver/bin/fo/fo13.sh running for 50s
% 0.18/0.72  % /export/starexec/sandbox2/solver/bin/fo/fo4.sh running for 50s
% 0.18/0.72  % /export/starexec/sandbox2/solver/bin/fo/fo5.sh running for 50s
% 28.21/4.60  % Solved by fo/fo7.sh.
% 28.21/4.60  % done 928 iterations in 3.687s
% 28.21/4.60  % SZS status Theorem for '/export/starexec/sandbox2/benchmark/theBenchmark.p'
% 28.21/4.60  % SZS output start Refutation
% 28.21/4.60  thf(ssPv23_6r1r1r1r1r1r1_type, type, ssPv23_6r1r1r1r1r1r1: $i > $i > $i > 
% 28.21/4.60                                                             $i > $i > $i > $o).
% 28.21/4.60  thf(ssPv20_9r1r1r1r1r1r1r1r1r1_type, type, ssPv20_9r1r1r1r1r1r1r1r1r1: 
% 28.21/4.60      $i > $i > $i > $i > $i > $i > $i > $i > $i > $o).
% 28.21/4.60  thf(ssNder1_1r1_type, type, ssNder1_1r1: $i > $o).
% 28.21/4.60  thf(ssNder1_6r1r1r1r1r1r1_type, type, ssNder1_6r1r1r1r1r1r1: $i > $i > $i > 
% 28.21/4.60                                                               $i > $i > $i > $o).
% 28.21/4.60  thf(skc37_type, type, skc37: $i).
% 28.21/4.60  thf(ssPv7_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1_type, type, 
% 28.21/4.60      ssPv7_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1: $i > $i > $i > 
% 28.21/4.60                                                            $i > $i > $i > 
% 28.21/4.60                                                            $i > $i > $i > 
% 28.21/4.60                                                            $i > $i > $i > 
% 28.21/4.60                                                            $i > $i > $i > 
% 28.21/4.60                                                            $i > $i > $i > 
% 28.21/4.60                                                            $i > $i > $i > $i > $o).
% 28.21/4.60  thf(skc38_type, type, skc38: $i).
% 28.21/4.60  thf(ssPv25_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1_type, type, ssPv25_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1: 
% 28.21/4.60      $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > 
% 28.21/4.60      $i > $i > $i > $o).
% 28.21/4.60  thf(skc45_type, type, skc45: $i).
% 28.21/4.60  thf(ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1_type, type, ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1: 
% 28.21/4.60      $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > 
% 28.21/4.60      $i > $i > $o).
% 28.21/4.60  thf(ssPv14_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1_type, type, ssPv14_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1: 
% 28.21/4.60      $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > 
% 28.21/4.60      $i > $i > $o).
% 28.21/4.60  thf(ssPv22_11r1r1r1r1r1r1r1r1r1r1r1_type, type, ssPv22_11r1r1r1r1r1r1r1r1r1r1r1: 
% 28.21/4.60      $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $o).
% 28.21/4.60  thf(ssPv17_12r1r1r1r1r1r1r1r1r1r1r1r1_type, type, ssPv17_12r1r1r1r1r1r1r1r1r1r1r1r1: 
% 28.21/4.60      $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $o).
% 28.21/4.60  thf(ssNder1_10r1r1r1r1r1r1r1r1r1r1_type, type, ssNder1_10r1r1r1r1r1r1r1r1r1r1: 
% 28.21/4.60      $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $o).
% 28.21/4.60  thf(skc43_type, type, skc43: $i).
% 28.21/4.60  thf(ssPv17_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1_type, type, 
% 28.21/4.60      ssPv17_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1: $i > $i > $i > 
% 28.21/4.60                                                             $i > $i > $i > 
% 28.21/4.60                                                             $i > $i > $i > 
% 28.21/4.60                                                             $i > $i > $i > 
% 28.21/4.60                                                             $i > $i > $i > 
% 28.21/4.60                                                             $i > $i > $i > 
% 28.21/4.60                                                             $i > $i > $i > $i > $o).
% 28.21/4.60  thf(ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1_type, type, ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1: 
% 28.21/4.60      $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $o).
% 28.21/4.60  thf(ssNder1_8r1r1r1r1r1r1r1r1_type, type, ssNder1_8r1r1r1r1r1r1r1r1: 
% 28.21/4.60      $i > $i > $i > $i > $i > $i > $i > $i > $o).
% 28.21/4.60  thf(ssPv8_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1_type, type, ssPv8_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1: 
% 28.21/4.60      $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > 
% 28.21/4.60      $i > $i > $i > $i > $i > $i > $i > $o).
% 28.21/4.60  thf(ssPv23_11r1r1r1r1r1r1r1r1r1r1r1_type, type, ssPv23_11r1r1r1r1r1r1r1r1r1r1r1: 
% 28.21/4.60      $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $o).
% 28.21/4.60  thf(skc41_type, type, skc41: $i).
% 28.21/4.60  thf(ssNder1_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1_type, type, 
% 28.21/4.60      ssNder1_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1: $i > $i > $i > 
% 28.21/4.60                                                            $i > $i > $i > 
% 28.21/4.60                                                            $i > $i > $i > 
% 28.21/4.60                                                            $i > $i > $i > 
% 28.21/4.60                                                            $i > $i > $i > 
% 28.21/4.60                                                            $i > $i > $i > 
% 28.21/4.60                                                            $i > $i > $i > $o).
% 28.21/4.60  thf(ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1_type, type, ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1: 
% 28.21/4.60      $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > 
% 28.21/4.60      $i > $i > $i > $i > $o).
% 28.21/4.60  thf(ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1_type, type, ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1: 
% 28.21/4.60      $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $o).
% 28.21/4.60  thf(ssPv17_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1_type, type, ssPv17_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1: 
% 28.21/4.60      $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $o).
% 28.21/4.60  thf(ssPv20_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1_type, type, ssPv20_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1: 
% 28.21/4.60      $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > 
% 28.21/4.60      $i > $i > $i > $i > $i > $i > $i > $o).
% 28.21/4.60  thf(ssNder1_9r1r1r1r1r1r1r1r1r1_type, type, ssNder1_9r1r1r1r1r1r1r1r1r1: 
% 28.21/4.60      $i > $i > $i > $i > $i > $i > $i > $i > $i > $o).
% 28.21/4.60  thf(ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1_type, type, ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1: 
% 28.21/4.60      $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $o).
% 28.21/4.60  thf(ssPv24_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1_type, type, ssPv24_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1: 
% 28.21/4.60      $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > 
% 28.21/4.60      $i > $i > $i > $o).
% 28.21/4.60  thf(skc35_type, type, skc35: $i).
% 28.21/4.60  thf(ssPv24_5r1r1r1r1r1_type, type, ssPv24_5r1r1r1r1r1: $i > $i > $i > $i > $i > $o).
% 28.21/4.60  thf(ssPv28_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1_type, type, ssPv28_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1: 
% 28.21/4.60      $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $o).
% 28.21/4.60  thf(skc29_type, type, skc29: $i).
% 28.21/4.60  thf(skc32_type, type, skc32: $i).
% 28.21/4.60  thf(ssPv18_11r1r1r1r1r1r1r1r1r1r1r1_type, type, ssPv18_11r1r1r1r1r1r1r1r1r1r1r1: 
% 28.21/4.60      $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $o).
% 28.21/4.60  thf(ssPv12_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1_type, type, 
% 28.21/4.60      ssPv12_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1: $i > $i > $i > 
% 28.21/4.60                                                             $i > $i > $i > 
% 28.21/4.60                                                             $i > $i > $i > 
% 28.21/4.60                                                             $i > $i > $i > 
% 28.21/4.60                                                             $i > $i > $i > 
% 28.21/4.60                                                             $i > $i > $i > 
% 28.21/4.60                                                             $i > $i > $i > $i > $o).
% 28.21/4.60  thf(ssPv15_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1_type, type, ssPv15_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1: 
% 28.21/4.60      $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $o).
% 28.21/4.60  thf(ssPv22_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1_type, type, ssPv22_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1: 
% 28.21/4.60      $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > 
% 28.21/4.60      $i > $i > $i > $o).
% 28.21/4.60  thf(ssNder1_11r1r1r1r1r1r1r1r1r1r1r1_type, type, ssNder1_11r1r1r1r1r1r1r1r1r1r1r1: 
% 28.21/4.60      $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $o).
% 28.21/4.60  thf(ssNder1_5r1r1r1r1r1_type, type, ssNder1_5r1r1r1r1r1: $i > $i > $i > $i > 
% 28.21/4.60                                                           $i > $o).
% 28.21/4.60  thf(skc30_type, type, skc30: $i).
% 28.21/4.60  thf(ssPv21_11r1r1r1r1r1r1r1r1r1r1r1_type, type, ssPv21_11r1r1r1r1r1r1r1r1r1r1r1: 
% 28.21/4.60      $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $o).
% 28.21/4.60  thf(skc36_type, type, skc36: $i).
% 28.21/4.60  thf(ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1_type, type, ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1: 
% 28.21/4.60      $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > 
% 28.21/4.60      $i > $i > $i > $i > $i > $i > $o).
% 28.21/4.60  thf(ssNder1_4r1r1r1r1_type, type, ssNder1_4r1r1r1r1: $i > $i > $i > $i > $o).
% 28.21/4.60  thf(ssNder1_0_type, type, ssNder1_0: $o).
% 28.21/4.60  thf(ssPv15_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1_type, type, 
% 28.21/4.60      ssPv15_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1: $i > $i > $i > 
% 28.21/4.60                                                             $i > $i > $i > 
% 28.21/4.60                                                             $i > $i > $i > 
% 28.21/4.60                                                             $i > $i > $i > 
% 28.21/4.60                                                             $i > $i > $i > 
% 28.21/4.60                                                             $i > $i > $i > 
% 28.21/4.60                                                             $i > $i > $i > $i > $o).
% 28.21/4.60  thf(ssPv12_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1_type, type, ssPv12_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1: 
% 28.21/4.60      $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > 
% 28.21/4.60      $i > $i > $i > $o).
% 28.21/4.60  thf(skc46_type, type, skc46: $i).
% 28.21/4.60  thf(ssPv21_8r1r1r1r1r1r1r1r1_type, type, ssPv21_8r1r1r1r1r1r1r1r1: $i > $i > 
% 28.21/4.60                                                                     $i > $i > 
% 28.21/4.60                                                                     $i > $i > 
% 28.21/4.60                                                                     $i > $i > $o).
% 28.21/4.60  thf(ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1_type, type, ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1: 
% 28.21/4.60      $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > 
% 28.21/4.60      $i > $i > $i > $o).
% 28.21/4.60  thf(ssPv24_11r1r1r1r1r1r1r1r1r1r1r1_type, type, ssPv24_11r1r1r1r1r1r1r1r1r1r1r1: 
% 28.21/4.60      $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $o).
% 28.21/4.60  thf(ssPv22_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1_type, type, ssPv22_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1: 
% 28.21/4.60      $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $o).
% 28.21/4.60  thf(ssPv28_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1_type, type, ssPv28_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1: 
% 28.21/4.60      $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > 
% 28.21/4.60      $i > $i > $i > $i > $i > $i > $i > $o).
% 28.21/4.60  thf(ssPv20_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1_type, type, ssPv20_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1: 
% 28.21/4.60      $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > 
% 28.21/4.60      $i > $i > $o).
% 28.21/4.60  thf(ssPv16_13r1r1r1r1r1r1r1r1r1r1r1r1r1_type, type, ssPv16_13r1r1r1r1r1r1r1r1r1r1r1r1r1: 
% 28.21/4.60      $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $o).
% 28.21/4.60  thf(ssPv14_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1_type, type, ssPv14_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1: 
% 28.21/4.60      $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $o).
% 28.21/4.60  thf(ssPv25_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1_type, type, ssPv25_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1: 
% 28.21/4.60      $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > 
% 28.21/4.60      $i > $i > $o).
% 28.21/4.60  thf(ssPv16_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1_type, type, ssPv16_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1: 
% 28.21/4.60      $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > 
% 28.21/4.60      $i > $i > $i > $i > $i > $i > $i > $o).
% 28.21/4.60  thf(ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1_type, type, ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1: 
% 28.21/4.60      $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > 
% 28.21/4.60      $i > $i > $i > $i > $i > $o).
% 28.21/4.60  thf(ssPv28_11r1r1r1r1r1r1r1r1r1r1r1_type, type, ssPv28_11r1r1r1r1r1r1r1r1r1r1r1: 
% 28.21/4.60      $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $o).
% 28.21/4.60  thf(ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1_type, type, ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1: 
% 28.21/4.60      $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $o).
% 28.21/4.60  thf(ssNder1_3r1r1r1_type, type, ssNder1_3r1r1r1: $i > $i > $i > $o).
% 28.21/4.60  thf(ssPv13_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1_type, type, ssPv13_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1: 
% 28.21/4.60      $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > 
% 28.21/4.60      $i > $i > $o).
% 28.21/4.60  thf(ssNder1_7r1r1r1r1r1r1r1_type, type, ssNder1_7r1r1r1r1r1r1r1: $i > $i > 
% 28.21/4.60                                                                   $i > $i > 
% 28.21/4.60                                                                   $i > $i > $i > $o).
% 28.21/4.60  thf(ssPv28_1r1_type, type, ssPv28_1r1: $i > $o).
% 28.21/4.60  thf(ssNder1_2r1r1_type, type, ssNder1_2r1r1: $i > $i > $o).
% 28.21/4.60  thf(skc42_type, type, skc42: $i).
% 28.21/4.60  thf(ssPv25_4r1r1r1r1_type, type, ssPv25_4r1r1r1r1: $i > $i > $i > $i > $o).
% 28.21/4.60  thf(ssPv22_7r1r1r1r1r1r1r1_type, type, ssPv22_7r1r1r1r1r1r1r1: $i > $i > 
% 28.21/4.60                                                                 $i > $i > 
% 28.21/4.60                                                                 $i > $i > $i > $o).
% 28.21/4.60  thf(clause24, conjecture,
% 28.21/4.60    (~( ( ssPv24_5r1r1r1r1r1 @ U @ V @ W @ X @ skc46 ) | ( ~( ssNder1_0 ) ) | 
% 28.21/4.60        ( ~( ssNder1_1r1 @ U ) ) | ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 28.21/4.60        ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) ))).
% 28.21/4.60  thf(zf_stmt_0, negated_conjecture,
% 28.21/4.60    (( ssPv24_5r1r1r1r1r1 @ U @ V @ W @ X @ skc46 ) | ( ~( ssNder1_0 ) ) | 
% 28.21/4.60     ( ~( ssNder1_1r1 @ U ) ) | ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 28.21/4.60     ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) )),
% 28.21/4.60    inference('cnf.neg', [status(esa)], [clause24])).
% 28.21/4.60  thf(zip_derived_cl944, plain,
% 28.21/4.60      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 28.21/4.60         ( (ssPv24_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ skc46)
% 28.21/4.60          | ~ (ssNder1_0)
% 28.21/4.60          | ~ (ssNder1_1r1 @ X0)
% 28.21/4.60          | ~ (ssNder1_2r1r1 @ X0 @ X1)
% 28.21/4.60          | ~ (ssNder1_3r1r1r1 @ X0 @ X1 @ X2))),
% 28.21/4.60      inference('cnf', [status(esa)], [zf_stmt_0])).
% 28.21/4.60  thf(clause1, conjecture, (~( ssNder1_0 ))).
% 28.21/4.60  thf(zf_stmt_1, negated_conjecture, (ssNder1_0),
% 28.21/4.60    inference('cnf.neg', [status(esa)], [clause1])).
% 28.21/4.60  thf(zip_derived_cl967, plain, ( (ssNder1_0)),
% 28.21/4.60      inference('cnf', [status(esa)], [zf_stmt_1])).
% 28.21/4.60  thf(clause2, conjecture, (~( ( ssNder1_1r1 @ U ) | ( ~( ssNder1_0 ) ) ))).
% 28.21/4.60  thf(zf_stmt_2, negated_conjecture,
% 28.21/4.60    (( ssNder1_1r1 @ U ) | ( ~( ssNder1_0 ) )),
% 28.21/4.60    inference('cnf.neg', [status(esa)], [clause2])).
% 28.21/4.60  thf(zip_derived_cl966, plain,
% 28.21/4.60      (![X0 : $i]: ( (ssNder1_1r1 @ X0) | ~ (ssNder1_0))),
% 28.21/4.60      inference('cnf', [status(esa)], [zf_stmt_2])).
% 28.21/4.60  thf(zip_derived_cl967, plain, ( (ssNder1_0)),
% 28.21/4.60      inference('cnf', [status(esa)], [zf_stmt_1])).
% 28.21/4.60  thf(zip_derived_cl973, plain, (![X0 : $i]:  (ssNder1_1r1 @ X0)),
% 28.21/4.60      inference('demod', [status(thm)], [zip_derived_cl966, zip_derived_cl967])).
% 28.21/4.60  thf(clause3, conjecture,
% 28.21/4.60    (~( ( ssNder1_2r1r1 @ U @ V ) | ( ~( ssNder1_0 ) ) | 
% 28.21/4.60        ( ~( ssNder1_1r1 @ U ) ) ))).
% 28.21/4.60  thf(zf_stmt_3, negated_conjecture,
% 28.21/4.60    (( ssNder1_2r1r1 @ U @ V ) | ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) )),
% 28.21/4.60    inference('cnf.neg', [status(esa)], [clause3])).
% 28.21/4.60  thf(zip_derived_cl965, plain,
% 28.21/4.60      (![X0 : $i, X1 : $i]:
% 28.21/4.60         ( (ssNder1_2r1r1 @ X0 @ X1) | ~ (ssNder1_0) | ~ (ssNder1_1r1 @ X0))),
% 28.21/4.60      inference('cnf', [status(esa)], [zf_stmt_3])).
% 28.21/4.60  thf(zip_derived_cl967, plain, ( (ssNder1_0)),
% 28.21/4.60      inference('cnf', [status(esa)], [zf_stmt_1])).
% 28.21/4.60  thf(zip_derived_cl973, plain, (![X0 : $i]:  (ssNder1_1r1 @ X0)),
% 28.21/4.60      inference('demod', [status(thm)], [zip_derived_cl966, zip_derived_cl967])).
% 28.21/4.60  thf(zip_derived_cl974, plain,
% 28.21/4.60      (![X0 : $i, X1 : $i]:  (ssNder1_2r1r1 @ X0 @ X1)),
% 28.21/4.60      inference('demod', [status(thm)],
% 28.21/4.60                [zip_derived_cl965, zip_derived_cl967, zip_derived_cl973])).
% 28.21/4.60  thf(clause11, conjecture,
% 28.21/4.60    (~( ( ssNder1_3r1r1r1 @ U @ V @ W ) | ( ~( ssNder1_0 ) ) | 
% 28.21/4.60        ( ~( ssNder1_1r1 @ U ) ) | ( ~( ssNder1_2r1r1 @ U @ V ) ) ))).
% 28.21/4.60  thf(zf_stmt_4, negated_conjecture,
% 28.21/4.60    (( ssNder1_3r1r1r1 @ U @ V @ W ) | ( ~( ssNder1_0 ) ) | 
% 28.21/4.60     ( ~( ssNder1_1r1 @ U ) ) | ( ~( ssNder1_2r1r1 @ U @ V ) )),
% 28.21/4.60    inference('cnf.neg', [status(esa)], [clause11])).
% 28.21/4.60  thf(zip_derived_cl957, plain,
% 28.21/4.60      (![X0 : $i, X1 : $i, X2 : $i]:
% 28.21/4.60         ( (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)
% 28.21/4.60          | ~ (ssNder1_0)
% 28.21/4.60          | ~ (ssNder1_1r1 @ X0)
% 28.21/4.60          | ~ (ssNder1_2r1r1 @ X0 @ X1))),
% 28.21/4.60      inference('cnf', [status(esa)], [zf_stmt_4])).
% 28.21/4.60  thf(zip_derived_cl967, plain, ( (ssNder1_0)),
% 28.21/4.60      inference('cnf', [status(esa)], [zf_stmt_1])).
% 28.21/4.60  thf(zip_derived_cl973, plain, (![X0 : $i]:  (ssNder1_1r1 @ X0)),
% 28.21/4.60      inference('demod', [status(thm)], [zip_derived_cl966, zip_derived_cl967])).
% 28.21/4.60  thf(zip_derived_cl974, plain,
% 28.21/4.60      (![X0 : $i, X1 : $i]:  (ssNder1_2r1r1 @ X0 @ X1)),
% 28.21/4.60      inference('demod', [status(thm)],
% 28.21/4.60                [zip_derived_cl965, zip_derived_cl967, zip_derived_cl973])).
% 28.21/4.60  thf(zip_derived_cl979, plain,
% 28.21/4.60      (![X0 : $i, X1 : $i, X2 : $i]:  (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)),
% 28.21/4.60      inference('demod', [status(thm)],
% 28.21/4.60                [zip_derived_cl957, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.60                 zip_derived_cl974])).
% 28.21/4.60  thf(zip_derived_cl1016, plain,
% 28.21/4.60      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 28.21/4.60          (ssPv24_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ skc46)),
% 28.21/4.60      inference('demod', [status(thm)],
% 28.21/4.60                [zip_derived_cl944, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.60                 zip_derived_cl974, zip_derived_cl979])).
% 28.21/4.60  thf(clause50, conjecture,
% 28.21/4.60    (~( ( ssPv22_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ skc42 ) | 
% 28.21/4.60        ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 28.21/4.60        ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 28.21/4.60        ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 28.21/4.60        ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 28.21/4.60        ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) ))).
% 28.21/4.60  thf(zf_stmt_5, negated_conjecture,
% 28.21/4.60    (( ssPv22_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ skc42 ) | 
% 28.21/4.60     ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 28.21/4.60     ( ~( ssNder1_2r1r1 @ U @ V ) ) | ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 28.21/4.60     ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 28.21/4.60     ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) )),
% 28.21/4.60    inference('cnf.neg', [status(esa)], [clause50])).
% 28.21/4.60  thf(zip_derived_cl918, plain,
% 28.21/4.60      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 28.21/4.60         ( (ssPv22_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ skc42)
% 28.21/4.60          | ~ (ssNder1_0)
% 28.21/4.60          | ~ (ssNder1_1r1 @ X0)
% 28.21/4.60          | ~ (ssNder1_2r1r1 @ X0 @ X1)
% 28.21/4.60          | ~ (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)
% 28.21/4.60          | ~ (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)
% 28.21/4.60          | ~ (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4))),
% 28.21/4.60      inference('cnf', [status(esa)], [zf_stmt_5])).
% 28.21/4.60  thf(zip_derived_cl967, plain, ( (ssNder1_0)),
% 28.21/4.60      inference('cnf', [status(esa)], [zf_stmt_1])).
% 28.21/4.60  thf(zip_derived_cl973, plain, (![X0 : $i]:  (ssNder1_1r1 @ X0)),
% 28.21/4.60      inference('demod', [status(thm)], [zip_derived_cl966, zip_derived_cl967])).
% 28.21/4.60  thf(zip_derived_cl974, plain,
% 28.21/4.60      (![X0 : $i, X1 : $i]:  (ssNder1_2r1r1 @ X0 @ X1)),
% 28.21/4.60      inference('demod', [status(thm)],
% 28.21/4.60                [zip_derived_cl965, zip_derived_cl967, zip_derived_cl973])).
% 28.21/4.60  thf(zip_derived_cl979, plain,
% 28.21/4.60      (![X0 : $i, X1 : $i, X2 : $i]:  (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)),
% 28.21/4.60      inference('demod', [status(thm)],
% 28.21/4.60                [zip_derived_cl957, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.60                 zip_derived_cl974])).
% 28.21/4.60  thf(clause20, conjecture,
% 28.21/4.60    (~( ( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) | ( ~( ssNder1_0 ) ) | 
% 28.21/4.60        ( ~( ssNder1_1r1 @ U ) ) | ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 28.21/4.60        ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) ))).
% 28.21/4.60  thf(zf_stmt_6, negated_conjecture,
% 28.21/4.60    (( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) | ( ~( ssNder1_0 ) ) | 
% 28.21/4.60     ( ~( ssNder1_1r1 @ U ) ) | ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 28.21/4.60     ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) )),
% 28.21/4.60    inference('cnf.neg', [status(esa)], [clause20])).
% 28.21/4.60  thf(zip_derived_cl948, plain,
% 28.21/4.60      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 28.21/4.60         ( (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)
% 28.21/4.60          | ~ (ssNder1_0)
% 28.21/4.60          | ~ (ssNder1_1r1 @ X0)
% 28.21/4.60          | ~ (ssNder1_2r1r1 @ X0 @ X1)
% 28.21/4.60          | ~ (ssNder1_3r1r1r1 @ X0 @ X1 @ X2))),
% 28.21/4.60      inference('cnf', [status(esa)], [zf_stmt_6])).
% 28.21/4.60  thf(zip_derived_cl967, plain, ( (ssNder1_0)),
% 28.21/4.60      inference('cnf', [status(esa)], [zf_stmt_1])).
% 28.21/4.60  thf(zip_derived_cl973, plain, (![X0 : $i]:  (ssNder1_1r1 @ X0)),
% 28.21/4.60      inference('demod', [status(thm)], [zip_derived_cl966, zip_derived_cl967])).
% 28.21/4.60  thf(zip_derived_cl974, plain,
% 28.21/4.60      (![X0 : $i, X1 : $i]:  (ssNder1_2r1r1 @ X0 @ X1)),
% 28.21/4.60      inference('demod', [status(thm)],
% 28.21/4.60                [zip_derived_cl965, zip_derived_cl967, zip_derived_cl973])).
% 28.21/4.60  thf(zip_derived_cl979, plain,
% 28.21/4.60      (![X0 : $i, X1 : $i, X2 : $i]:  (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)),
% 28.21/4.60      inference('demod', [status(thm)],
% 28.21/4.60                [zip_derived_cl957, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.60                 zip_derived_cl974])).
% 28.21/4.60  thf(zip_derived_cl1005, plain,
% 28.21/4.60      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 28.21/4.60          (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)),
% 28.21/4.60      inference('demod', [status(thm)],
% 28.21/4.60                [zip_derived_cl948, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.60                 zip_derived_cl974, zip_derived_cl979])).
% 28.21/4.60  thf(clause34, conjecture,
% 28.21/4.60    (~( ( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) | ( ~( ssNder1_0 ) ) | 
% 28.21/4.60        ( ~( ssNder1_1r1 @ U ) ) | ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 28.21/4.60        ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 28.21/4.60        ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) ))).
% 28.21/4.60  thf(zf_stmt_7, negated_conjecture,
% 28.21/4.60    (( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) | ( ~( ssNder1_0 ) ) | 
% 28.21/4.60     ( ~( ssNder1_1r1 @ U ) ) | ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 28.21/4.60     ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 28.21/4.60     ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) )),
% 28.21/4.60    inference('cnf.neg', [status(esa)], [clause34])).
% 28.21/4.60  thf(zip_derived_cl934, plain,
% 28.21/4.60      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 28.21/4.60         ( (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)
% 28.21/4.60          | ~ (ssNder1_0)
% 28.21/4.60          | ~ (ssNder1_1r1 @ X0)
% 28.21/4.60          | ~ (ssNder1_2r1r1 @ X0 @ X1)
% 28.21/4.60          | ~ (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)
% 28.21/4.60          | ~ (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3))),
% 28.21/4.60      inference('cnf', [status(esa)], [zf_stmt_7])).
% 28.21/4.60  thf(zip_derived_cl967, plain, ( (ssNder1_0)),
% 28.21/4.60      inference('cnf', [status(esa)], [zf_stmt_1])).
% 28.21/4.60  thf(zip_derived_cl973, plain, (![X0 : $i]:  (ssNder1_1r1 @ X0)),
% 28.21/4.60      inference('demod', [status(thm)], [zip_derived_cl966, zip_derived_cl967])).
% 28.21/4.60  thf(zip_derived_cl974, plain,
% 28.21/4.60      (![X0 : $i, X1 : $i]:  (ssNder1_2r1r1 @ X0 @ X1)),
% 28.21/4.60      inference('demod', [status(thm)],
% 28.21/4.60                [zip_derived_cl965, zip_derived_cl967, zip_derived_cl973])).
% 28.21/4.60  thf(zip_derived_cl979, plain,
% 28.21/4.60      (![X0 : $i, X1 : $i, X2 : $i]:  (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)),
% 28.21/4.60      inference('demod', [status(thm)],
% 28.21/4.60                [zip_derived_cl957, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.60                 zip_derived_cl974])).
% 28.21/4.60  thf(zip_derived_cl1005, plain,
% 28.21/4.60      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 28.21/4.60          (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)),
% 28.21/4.60      inference('demod', [status(thm)],
% 28.21/4.60                [zip_derived_cl948, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.60                 zip_derived_cl974, zip_derived_cl979])).
% 28.21/4.60  thf(zip_derived_cl1029, plain,
% 28.21/4.60      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 28.21/4.60          (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)),
% 28.21/4.60      inference('demod', [status(thm)],
% 28.21/4.60                [zip_derived_cl934, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.60                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005])).
% 28.21/4.60  thf(zip_derived_cl1050, plain,
% 28.21/4.60      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 28.21/4.60          (ssPv22_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ skc42)),
% 28.21/4.60      inference('demod', [status(thm)],
% 28.21/4.60                [zip_derived_cl918, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.60                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.60                 zip_derived_cl1029])).
% 28.21/4.60  thf(clause382, conjecture,
% 28.21/4.60    (~( ( ssPv22_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.60          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 28.21/4.60          X10 @ X11 ) | 
% 28.21/4.60        ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 28.21/4.60        ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 28.21/4.60        ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 28.21/4.60        ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 28.21/4.60        ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 28.21/4.60        ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 28.21/4.60        ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 28.21/4.60        ( ~( ssPv22_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 28.21/4.60        ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 28.21/4.60        ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 28.21/4.60        ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.60             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 28.21/4.60        ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.60             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 28.21/4.60        ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.60             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 28.21/4.60        ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.60             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 28.21/4.60        ( ~( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.60             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) | 
% 28.21/4.60        ( ~( ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.60             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) ) | 
% 28.21/4.60        ( ~( ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.60             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 28.21/4.60             X9 @ X10 ) ) ))).
% 28.21/4.60  thf(zf_stmt_8, negated_conjecture,
% 28.21/4.60    (( ssPv22_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.60       U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 28.21/4.60       X10 @ X11 ) | 
% 28.21/4.60     ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 28.21/4.60     ( ~( ssNder1_2r1r1 @ U @ V ) ) | ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 28.21/4.60     ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 28.21/4.60     ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 28.21/4.60     ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 28.21/4.60     ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 28.21/4.60     ( ~( ssPv22_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 28.21/4.60     ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 28.21/4.60     ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 28.21/4.60     ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.60          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 28.21/4.60     ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.60          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 28.21/4.60     ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.60          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 28.21/4.60     ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.60          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 28.21/4.60     ( ~( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.60          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) | 
% 28.21/4.60     ( ~( ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.60          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) ) | 
% 28.21/4.60     ( ~( ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.60          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 28.21/4.60          X10 ) )),
% 28.21/4.60    inference('cnf.neg', [status(esa)], [clause382])).
% 28.21/4.60  thf(zip_derived_cl586, plain,
% 28.21/4.60      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.60         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 28.21/4.60         X14 : $i, X15 : $i, X16 : $i]:
% 28.21/4.60         ( (ssPv22_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 28.21/4.60            X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ 
% 28.21/4.60            X16)
% 28.21/4.60          | ~ (ssNder1_0)
% 28.21/4.60          | ~ (ssNder1_1r1 @ X0)
% 28.21/4.60          | ~ (ssNder1_2r1r1 @ X0 @ X1)
% 28.21/4.60          | ~ (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)
% 28.21/4.60          | ~ (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)
% 28.21/4.60          | ~ (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)
% 28.21/4.60          | ~ (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)
% 28.21/4.60          | ~ (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)
% 28.21/4.60          | ~ (ssPv22_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)
% 28.21/4.60          | ~ (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 28.21/4.60               X7)
% 28.21/4.60          | ~ (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 28.21/4.60               X6 @ X7 @ X8)
% 28.21/4.60          | ~ (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 28.21/4.60               X6 @ X7 @ X8 @ X9)
% 28.21/4.60          | ~ (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 28.21/4.60               X5 @ X6 @ X7 @ X8 @ X9 @ X10)
% 28.21/4.60          | ~ (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 28.21/4.60               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11)
% 28.21/4.60          | ~ (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 28.21/4.60               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)
% 28.21/4.60          | ~ (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 28.21/4.60               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)
% 28.21/4.60          | ~ (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 28.21/4.60               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)
% 28.21/4.60          | ~ (ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 28.21/4.60               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 28.21/4.60               X14 @ X15))),
% 28.21/4.60      inference('cnf', [status(esa)], [zf_stmt_8])).
% 28.21/4.60  thf(zip_derived_cl967, plain, ( (ssNder1_0)),
% 28.21/4.60      inference('cnf', [status(esa)], [zf_stmt_1])).
% 28.21/4.60  thf(zip_derived_cl973, plain, (![X0 : $i]:  (ssNder1_1r1 @ X0)),
% 28.21/4.60      inference('demod', [status(thm)], [zip_derived_cl966, zip_derived_cl967])).
% 28.21/4.60  thf(zip_derived_cl974, plain,
% 28.21/4.60      (![X0 : $i, X1 : $i]:  (ssNder1_2r1r1 @ X0 @ X1)),
% 28.21/4.60      inference('demod', [status(thm)],
% 28.21/4.60                [zip_derived_cl965, zip_derived_cl967, zip_derived_cl973])).
% 28.21/4.60  thf(zip_derived_cl979, plain,
% 28.21/4.60      (![X0 : $i, X1 : $i, X2 : $i]:  (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)),
% 28.21/4.60      inference('demod', [status(thm)],
% 28.21/4.60                [zip_derived_cl957, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.60                 zip_derived_cl974])).
% 28.21/4.60  thf(zip_derived_cl1005, plain,
% 28.21/4.60      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 28.21/4.60          (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)),
% 28.21/4.60      inference('demod', [status(thm)],
% 28.21/4.60                [zip_derived_cl948, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.60                 zip_derived_cl974, zip_derived_cl979])).
% 28.21/4.60  thf(zip_derived_cl1029, plain,
% 28.21/4.60      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 28.21/4.60          (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)),
% 28.21/4.60      inference('demod', [status(thm)],
% 28.21/4.60                [zip_derived_cl934, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.60                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005])).
% 28.21/4.60  thf(clause48, conjecture,
% 28.21/4.60    (~( ( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) | 
% 28.21/4.60        ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 28.21/4.60        ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 28.21/4.60        ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 28.21/4.60        ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 28.21/4.60        ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) ))).
% 28.21/4.60  thf(zf_stmt_9, negated_conjecture,
% 28.21/4.60    (( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) | ( ~( ssNder1_0 ) ) | 
% 28.21/4.60     ( ~( ssNder1_1r1 @ U ) ) | ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 28.21/4.60     ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 28.21/4.60     ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 28.21/4.60     ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) )),
% 28.21/4.60    inference('cnf.neg', [status(esa)], [clause48])).
% 28.21/4.60  thf(zip_derived_cl920, plain,
% 28.21/4.60      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 28.21/4.60         ( (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)
% 28.21/4.60          | ~ (ssNder1_0)
% 28.21/4.60          | ~ (ssNder1_1r1 @ X0)
% 28.21/4.60          | ~ (ssNder1_2r1r1 @ X0 @ X1)
% 28.21/4.60          | ~ (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)
% 28.21/4.60          | ~ (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)
% 28.21/4.60          | ~ (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4))),
% 28.21/4.60      inference('cnf', [status(esa)], [zf_stmt_9])).
% 28.21/4.60  thf(zip_derived_cl967, plain, ( (ssNder1_0)),
% 28.21/4.60      inference('cnf', [status(esa)], [zf_stmt_1])).
% 28.21/4.60  thf(zip_derived_cl973, plain, (![X0 : $i]:  (ssNder1_1r1 @ X0)),
% 28.21/4.60      inference('demod', [status(thm)], [zip_derived_cl966, zip_derived_cl967])).
% 28.21/4.60  thf(zip_derived_cl974, plain,
% 28.21/4.60      (![X0 : $i, X1 : $i]:  (ssNder1_2r1r1 @ X0 @ X1)),
% 28.21/4.60      inference('demod', [status(thm)],
% 28.21/4.60                [zip_derived_cl965, zip_derived_cl967, zip_derived_cl973])).
% 28.21/4.60  thf(zip_derived_cl979, plain,
% 28.21/4.60      (![X0 : $i, X1 : $i, X2 : $i]:  (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)),
% 28.21/4.60      inference('demod', [status(thm)],
% 28.21/4.60                [zip_derived_cl957, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.60                 zip_derived_cl974])).
% 28.21/4.60  thf(zip_derived_cl1005, plain,
% 28.21/4.60      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 28.21/4.60          (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)),
% 28.21/4.60      inference('demod', [status(thm)],
% 28.21/4.60                [zip_derived_cl948, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.60                 zip_derived_cl974, zip_derived_cl979])).
% 28.21/4.60  thf(zip_derived_cl1029, plain,
% 28.21/4.60      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 28.21/4.60          (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)),
% 28.21/4.60      inference('demod', [status(thm)],
% 28.21/4.60                [zip_derived_cl934, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.60                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005])).
% 28.21/4.60  thf(zip_derived_cl1051, plain,
% 28.21/4.60      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 28.21/4.60          (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)),
% 28.21/4.60      inference('demod', [status(thm)],
% 28.21/4.60                [zip_derived_cl920, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.60                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.60                 zip_derived_cl1029])).
% 28.21/4.60  thf(clause68, conjecture,
% 28.21/4.60    (~( ( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) | 
% 28.21/4.60        ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 28.21/4.60        ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 28.21/4.60        ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 28.21/4.60        ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 28.21/4.60        ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 28.21/4.60        ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) ))).
% 28.21/4.60  thf(zf_stmt_10, negated_conjecture,
% 28.21/4.60    (( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) | 
% 28.21/4.60     ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 28.21/4.60     ( ~( ssNder1_2r1r1 @ U @ V ) ) | ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 28.21/4.60     ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 28.21/4.60     ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 28.21/4.60     ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) )),
% 28.21/4.60    inference('cnf.neg', [status(esa)], [clause68])).
% 28.21/4.60  thf(zip_derived_cl900, plain,
% 28.21/4.60      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i]:
% 28.21/4.60         ( (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)
% 28.21/4.60          | ~ (ssNder1_0)
% 28.21/4.60          | ~ (ssNder1_1r1 @ X0)
% 28.21/4.60          | ~ (ssNder1_2r1r1 @ X0 @ X1)
% 28.21/4.60          | ~ (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)
% 28.21/4.60          | ~ (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)
% 28.21/4.60          | ~ (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)
% 28.21/4.60          | ~ (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5))),
% 28.21/4.60      inference('cnf', [status(esa)], [zf_stmt_10])).
% 28.21/4.60  thf(zip_derived_cl967, plain, ( (ssNder1_0)),
% 28.21/4.60      inference('cnf', [status(esa)], [zf_stmt_1])).
% 28.21/4.60  thf(zip_derived_cl973, plain, (![X0 : $i]:  (ssNder1_1r1 @ X0)),
% 28.21/4.60      inference('demod', [status(thm)], [zip_derived_cl966, zip_derived_cl967])).
% 28.21/4.60  thf(zip_derived_cl974, plain,
% 28.21/4.60      (![X0 : $i, X1 : $i]:  (ssNder1_2r1r1 @ X0 @ X1)),
% 28.21/4.60      inference('demod', [status(thm)],
% 28.21/4.60                [zip_derived_cl965, zip_derived_cl967, zip_derived_cl973])).
% 28.21/4.60  thf(zip_derived_cl979, plain,
% 28.21/4.60      (![X0 : $i, X1 : $i, X2 : $i]:  (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)),
% 28.21/4.60      inference('demod', [status(thm)],
% 28.21/4.60                [zip_derived_cl957, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.60                 zip_derived_cl974])).
% 28.21/4.60  thf(zip_derived_cl1005, plain,
% 28.21/4.60      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 28.21/4.60          (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)),
% 28.21/4.60      inference('demod', [status(thm)],
% 28.21/4.60                [zip_derived_cl948, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.60                 zip_derived_cl974, zip_derived_cl979])).
% 28.21/4.60  thf(zip_derived_cl1029, plain,
% 28.21/4.60      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 28.21/4.60          (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)),
% 28.21/4.60      inference('demod', [status(thm)],
% 28.21/4.60                [zip_derived_cl934, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.60                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005])).
% 28.21/4.60  thf(zip_derived_cl1051, plain,
% 28.21/4.60      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 28.21/4.60          (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)),
% 28.21/4.60      inference('demod', [status(thm)],
% 28.21/4.60                [zip_derived_cl920, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.60                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.60                 zip_derived_cl1029])).
% 28.21/4.60  thf(zip_derived_cl1081, plain,
% 28.21/4.60      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i]:
% 28.21/4.60          (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)),
% 28.21/4.60      inference('demod', [status(thm)],
% 28.21/4.60                [zip_derived_cl900, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.60                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.60                 zip_derived_cl1029, zip_derived_cl1051])).
% 28.21/4.60  thf(clause88, conjecture,
% 28.21/4.60    (~( ( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) | 
% 28.21/4.60        ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 28.21/4.60        ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 28.21/4.60        ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 28.21/4.60        ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 28.21/4.60        ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 28.21/4.60        ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 28.21/4.60        ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) ))).
% 28.21/4.60  thf(zf_stmt_11, negated_conjecture,
% 28.21/4.60    (( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) | 
% 28.21/4.60     ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 28.21/4.60     ( ~( ssNder1_2r1r1 @ U @ V ) ) | ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 28.21/4.60     ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 28.21/4.60     ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 28.21/4.60     ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 28.21/4.60     ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) )),
% 28.21/4.60    inference('cnf.neg', [status(esa)], [clause88])).
% 28.21/4.60  thf(zip_derived_cl880, plain,
% 28.21/4.60      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, X7 : $i]:
% 28.21/4.60         ( (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7)
% 28.21/4.60          | ~ (ssNder1_0)
% 28.21/4.60          | ~ (ssNder1_1r1 @ X0)
% 28.21/4.60          | ~ (ssNder1_2r1r1 @ X0 @ X1)
% 28.21/4.60          | ~ (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)
% 28.21/4.60          | ~ (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)
% 28.21/4.60          | ~ (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)
% 28.21/4.60          | ~ (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)
% 28.21/4.60          | ~ (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6))),
% 28.21/4.60      inference('cnf', [status(esa)], [zf_stmt_11])).
% 28.21/4.60  thf(zip_derived_cl967, plain, ( (ssNder1_0)),
% 28.21/4.60      inference('cnf', [status(esa)], [zf_stmt_1])).
% 28.21/4.60  thf(zip_derived_cl973, plain, (![X0 : $i]:  (ssNder1_1r1 @ X0)),
% 28.21/4.60      inference('demod', [status(thm)], [zip_derived_cl966, zip_derived_cl967])).
% 28.21/4.60  thf(zip_derived_cl974, plain,
% 28.21/4.60      (![X0 : $i, X1 : $i]:  (ssNder1_2r1r1 @ X0 @ X1)),
% 28.21/4.60      inference('demod', [status(thm)],
% 28.21/4.60                [zip_derived_cl965, zip_derived_cl967, zip_derived_cl973])).
% 28.21/4.60  thf(zip_derived_cl979, plain,
% 28.21/4.60      (![X0 : $i, X1 : $i, X2 : $i]:  (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)),
% 28.21/4.60      inference('demod', [status(thm)],
% 28.21/4.60                [zip_derived_cl957, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.60                 zip_derived_cl974])).
% 28.21/4.60  thf(zip_derived_cl1005, plain,
% 28.21/4.60      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 28.21/4.60          (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)),
% 28.21/4.60      inference('demod', [status(thm)],
% 28.21/4.60                [zip_derived_cl948, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.60                 zip_derived_cl974, zip_derived_cl979])).
% 28.21/4.60  thf(zip_derived_cl1029, plain,
% 28.21/4.60      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 28.21/4.60          (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)),
% 28.21/4.60      inference('demod', [status(thm)],
% 28.21/4.60                [zip_derived_cl934, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.60                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005])).
% 28.21/4.60  thf(zip_derived_cl1051, plain,
% 28.21/4.60      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 28.21/4.60          (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)),
% 28.21/4.60      inference('demod', [status(thm)],
% 28.21/4.60                [zip_derived_cl920, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.60                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.60                 zip_derived_cl1029])).
% 28.21/4.60  thf(zip_derived_cl1081, plain,
% 28.21/4.60      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i]:
% 28.21/4.60          (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)),
% 28.21/4.60      inference('demod', [status(thm)],
% 28.21/4.60                [zip_derived_cl900, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.60                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.60                 zip_derived_cl1029, zip_derived_cl1051])).
% 28.21/4.60  thf(zip_derived_cl1120, plain,
% 28.21/4.60      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, X7 : $i]:
% 28.21/4.60          (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7)),
% 28.21/4.60      inference('demod', [status(thm)],
% 28.21/4.60                [zip_derived_cl880, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.60                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.60                 zip_derived_cl1029, zip_derived_cl1051, zip_derived_cl1081])).
% 28.21/4.60  thf(clause108, conjecture,
% 28.21/4.60    (~( ( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) | 
% 28.21/4.60        ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 28.21/4.60        ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 28.21/4.60        ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 28.21/4.60        ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 28.21/4.60        ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 28.21/4.60        ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 28.21/4.60        ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 28.21/4.60        ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) ))).
% 28.21/4.60  thf(zf_stmt_12, negated_conjecture,
% 28.21/4.60    (( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) | 
% 28.21/4.60     ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 28.21/4.60     ( ~( ssNder1_2r1r1 @ U @ V ) ) | ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 28.21/4.60     ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 28.21/4.60     ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 28.21/4.60     ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 28.21/4.60     ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 28.21/4.60     ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) )),
% 28.21/4.60    inference('cnf.neg', [status(esa)], [clause108])).
% 28.21/4.60  thf(zip_derived_cl860, plain,
% 28.21/4.60      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.60         X7 : $i, X8 : $i]:
% 28.21/4.60         ( (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 28.21/4.60            X7 @ X8)
% 28.21/4.60          | ~ (ssNder1_0)
% 28.21/4.60          | ~ (ssNder1_1r1 @ X0)
% 28.21/4.60          | ~ (ssNder1_2r1r1 @ X0 @ X1)
% 28.21/4.60          | ~ (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)
% 28.21/4.60          | ~ (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)
% 28.21/4.60          | ~ (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)
% 28.21/4.60          | ~ (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)
% 28.21/4.60          | ~ (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)
% 28.21/4.60          | ~ (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 28.21/4.60               X7))),
% 28.21/4.60      inference('cnf', [status(esa)], [zf_stmt_12])).
% 28.21/4.60  thf(zip_derived_cl967, plain, ( (ssNder1_0)),
% 28.21/4.60      inference('cnf', [status(esa)], [zf_stmt_1])).
% 28.21/4.60  thf(zip_derived_cl973, plain, (![X0 : $i]:  (ssNder1_1r1 @ X0)),
% 28.21/4.60      inference('demod', [status(thm)], [zip_derived_cl966, zip_derived_cl967])).
% 28.21/4.60  thf(zip_derived_cl974, plain,
% 28.21/4.60      (![X0 : $i, X1 : $i]:  (ssNder1_2r1r1 @ X0 @ X1)),
% 28.21/4.60      inference('demod', [status(thm)],
% 28.21/4.60                [zip_derived_cl965, zip_derived_cl967, zip_derived_cl973])).
% 28.21/4.60  thf(zip_derived_cl979, plain,
% 28.21/4.60      (![X0 : $i, X1 : $i, X2 : $i]:  (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)),
% 28.21/4.60      inference('demod', [status(thm)],
% 28.21/4.60                [zip_derived_cl957, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.60                 zip_derived_cl974])).
% 28.21/4.60  thf(zip_derived_cl1005, plain,
% 28.21/4.60      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 28.21/4.60          (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)),
% 28.21/4.60      inference('demod', [status(thm)],
% 28.21/4.60                [zip_derived_cl948, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.60                 zip_derived_cl974, zip_derived_cl979])).
% 28.21/4.60  thf(zip_derived_cl1029, plain,
% 28.21/4.60      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 28.21/4.60          (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)),
% 28.21/4.60      inference('demod', [status(thm)],
% 28.21/4.60                [zip_derived_cl934, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.60                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005])).
% 28.21/4.60  thf(zip_derived_cl1051, plain,
% 28.21/4.60      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 28.21/4.60          (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)),
% 28.21/4.60      inference('demod', [status(thm)],
% 28.21/4.60                [zip_derived_cl920, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.60                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.60                 zip_derived_cl1029])).
% 28.21/4.60  thf(zip_derived_cl1081, plain,
% 28.21/4.60      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i]:
% 28.21/4.60          (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)),
% 28.21/4.60      inference('demod', [status(thm)],
% 28.21/4.60                [zip_derived_cl900, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.60                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.60                 zip_derived_cl1029, zip_derived_cl1051])).
% 28.21/4.60  thf(zip_derived_cl1120, plain,
% 28.21/4.60      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, X7 : $i]:
% 28.21/4.60          (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7)),
% 28.21/4.60      inference('demod', [status(thm)],
% 28.21/4.60                [zip_derived_cl880, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.60                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.60                 zip_derived_cl1029, zip_derived_cl1051, zip_derived_cl1081])).
% 28.21/4.60  thf(zip_derived_cl1158, plain,
% 28.21/4.60      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.60         X7 : $i, X8 : $i]:
% 28.21/4.60          (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 28.21/4.60           X7 @ X8)),
% 28.21/4.60      inference('demod', [status(thm)],
% 28.21/4.60                [zip_derived_cl860, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.60                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.60                 zip_derived_cl1029, zip_derived_cl1051, zip_derived_cl1081, 
% 28.21/4.60                 zip_derived_cl1120])).
% 28.21/4.60  thf(clause139, conjecture,
% 28.21/4.60    (~( ( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.60          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) | 
% 28.21/4.60        ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 28.21/4.60        ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 28.21/4.60        ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 28.21/4.60        ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 28.21/4.60        ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 28.21/4.60        ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 28.21/4.60        ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 28.21/4.60        ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 28.21/4.60        ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) ))).
% 28.21/4.60  thf(zf_stmt_13, negated_conjecture,
% 28.21/4.60    (( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.60       U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) | 
% 28.21/4.60     ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 28.21/4.60     ( ~( ssNder1_2r1r1 @ U @ V ) ) | ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 28.21/4.60     ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 28.21/4.60     ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 28.21/4.60     ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 28.21/4.60     ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 28.21/4.60     ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 28.21/4.60     ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) )),
% 28.21/4.60    inference('cnf.neg', [status(esa)], [clause139])).
% 28.21/4.60  thf(zip_derived_cl829, plain,
% 28.21/4.60      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.60         X7 : $i, X8 : $i, X9 : $i]:
% 28.21/4.60         ( (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 28.21/4.60            X6 @ X7 @ X8 @ X9)
% 28.21/4.60          | ~ (ssNder1_0)
% 28.21/4.60          | ~ (ssNder1_1r1 @ X0)
% 28.21/4.60          | ~ (ssNder1_2r1r1 @ X0 @ X1)
% 28.21/4.60          | ~ (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)
% 28.21/4.60          | ~ (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)
% 28.21/4.60          | ~ (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)
% 28.21/4.60          | ~ (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)
% 28.21/4.60          | ~ (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)
% 28.21/4.60          | ~ (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 28.21/4.60               X7)
% 28.21/4.60          | ~ (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 28.21/4.60               X6 @ X7 @ X8))),
% 28.21/4.60      inference('cnf', [status(esa)], [zf_stmt_13])).
% 28.21/4.60  thf(zip_derived_cl967, plain, ( (ssNder1_0)),
% 28.21/4.60      inference('cnf', [status(esa)], [zf_stmt_1])).
% 28.21/4.60  thf(zip_derived_cl973, plain, (![X0 : $i]:  (ssNder1_1r1 @ X0)),
% 28.21/4.60      inference('demod', [status(thm)], [zip_derived_cl966, zip_derived_cl967])).
% 28.21/4.60  thf(zip_derived_cl974, plain,
% 28.21/4.60      (![X0 : $i, X1 : $i]:  (ssNder1_2r1r1 @ X0 @ X1)),
% 28.21/4.60      inference('demod', [status(thm)],
% 28.21/4.60                [zip_derived_cl965, zip_derived_cl967, zip_derived_cl973])).
% 28.21/4.60  thf(zip_derived_cl979, plain,
% 28.21/4.60      (![X0 : $i, X1 : $i, X2 : $i]:  (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)),
% 28.21/4.60      inference('demod', [status(thm)],
% 28.21/4.60                [zip_derived_cl957, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.60                 zip_derived_cl974])).
% 28.21/4.60  thf(zip_derived_cl1005, plain,
% 28.21/4.60      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 28.21/4.60          (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)),
% 28.21/4.60      inference('demod', [status(thm)],
% 28.21/4.60                [zip_derived_cl948, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.60                 zip_derived_cl974, zip_derived_cl979])).
% 28.21/4.60  thf(zip_derived_cl1029, plain,
% 28.21/4.60      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 28.21/4.60          (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)),
% 28.21/4.60      inference('demod', [status(thm)],
% 28.21/4.60                [zip_derived_cl934, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.60                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005])).
% 28.21/4.60  thf(zip_derived_cl1051, plain,
% 28.21/4.60      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 28.21/4.60          (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)),
% 28.21/4.60      inference('demod', [status(thm)],
% 28.21/4.60                [zip_derived_cl920, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.60                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.60                 zip_derived_cl1029])).
% 28.21/4.60  thf(zip_derived_cl1081, plain,
% 28.21/4.60      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i]:
% 28.21/4.60          (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)),
% 28.21/4.60      inference('demod', [status(thm)],
% 28.21/4.60                [zip_derived_cl900, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.60                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.60                 zip_derived_cl1029, zip_derived_cl1051])).
% 28.21/4.60  thf(zip_derived_cl1120, plain,
% 28.21/4.60      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, X7 : $i]:
% 28.21/4.60          (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7)),
% 28.21/4.60      inference('demod', [status(thm)],
% 28.21/4.60                [zip_derived_cl880, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.60                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.60                 zip_derived_cl1029, zip_derived_cl1051, zip_derived_cl1081])).
% 28.21/4.60  thf(zip_derived_cl1158, plain,
% 28.21/4.60      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.60         X7 : $i, X8 : $i]:
% 28.21/4.60          (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 28.21/4.60           X7 @ X8)),
% 28.21/4.60      inference('demod', [status(thm)],
% 28.21/4.60                [zip_derived_cl860, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.60                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.60                 zip_derived_cl1029, zip_derived_cl1051, zip_derived_cl1081, 
% 28.21/4.60                 zip_derived_cl1120])).
% 28.21/4.60  thf(zip_derived_cl1210, plain,
% 28.21/4.60      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.60         X7 : $i, X8 : $i, X9 : $i]:
% 28.21/4.60          (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 28.21/4.60           X7 @ X8 @ X9)),
% 28.21/4.60      inference('demod', [status(thm)],
% 28.21/4.60                [zip_derived_cl829, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.60                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.60                 zip_derived_cl1029, zip_derived_cl1051, zip_derived_cl1081, 
% 28.21/4.60                 zip_derived_cl1120, zip_derived_cl1158])).
% 28.21/4.60  thf(clause162, conjecture,
% 28.21/4.60    (~( ( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.60          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) | 
% 28.21/4.60        ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 28.21/4.60        ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 28.21/4.60        ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 28.21/4.60        ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 28.21/4.60        ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 28.21/4.60        ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 28.21/4.60        ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 28.21/4.60        ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 28.21/4.60        ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 28.21/4.60        ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.60             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) ))).
% 28.21/4.60  thf(zf_stmt_14, negated_conjecture,
% 28.21/4.60    (( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.60       U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) | 
% 28.21/4.60     ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 28.21/4.60     ( ~( ssNder1_2r1r1 @ U @ V ) ) | ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 28.21/4.60     ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 28.21/4.60     ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 28.21/4.60     ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 28.21/4.60     ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 28.21/4.60     ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 28.21/4.60     ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 28.21/4.60     ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.60          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) )),
% 28.21/4.60    inference('cnf.neg', [status(esa)], [clause162])).
% 28.21/4.60  thf(zip_derived_cl806, plain,
% 28.21/4.60      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.60         X7 : $i, X8 : $i, X9 : $i, X10 : $i]:
% 28.21/4.60         ( (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 28.21/4.60            X6 @ X7 @ X8 @ X9 @ X10)
% 28.21/4.60          | ~ (ssNder1_0)
% 28.21/4.60          | ~ (ssNder1_1r1 @ X0)
% 28.21/4.60          | ~ (ssNder1_2r1r1 @ X0 @ X1)
% 28.21/4.60          | ~ (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)
% 28.21/4.60          | ~ (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)
% 28.21/4.60          | ~ (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)
% 28.21/4.60          | ~ (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)
% 28.21/4.60          | ~ (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)
% 28.21/4.60          | ~ (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 28.21/4.60               X7)
% 28.21/4.60          | ~ (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 28.21/4.60               X6 @ X7 @ X8)
% 28.21/4.60          | ~ (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 28.21/4.60               X6 @ X7 @ X8 @ X9))),
% 28.21/4.60      inference('cnf', [status(esa)], [zf_stmt_14])).
% 28.21/4.60  thf(zip_derived_cl967, plain, ( (ssNder1_0)),
% 28.21/4.60      inference('cnf', [status(esa)], [zf_stmt_1])).
% 28.21/4.60  thf(zip_derived_cl973, plain, (![X0 : $i]:  (ssNder1_1r1 @ X0)),
% 28.21/4.60      inference('demod', [status(thm)], [zip_derived_cl966, zip_derived_cl967])).
% 28.21/4.60  thf(zip_derived_cl974, plain,
% 28.21/4.60      (![X0 : $i, X1 : $i]:  (ssNder1_2r1r1 @ X0 @ X1)),
% 28.21/4.60      inference('demod', [status(thm)],
% 28.21/4.60                [zip_derived_cl965, zip_derived_cl967, zip_derived_cl973])).
% 28.21/4.60  thf(zip_derived_cl979, plain,
% 28.21/4.60      (![X0 : $i, X1 : $i, X2 : $i]:  (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)),
% 28.21/4.60      inference('demod', [status(thm)],
% 28.21/4.60                [zip_derived_cl957, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.60                 zip_derived_cl974])).
% 28.21/4.60  thf(zip_derived_cl1005, plain,
% 28.21/4.60      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 28.21/4.60          (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)),
% 28.21/4.60      inference('demod', [status(thm)],
% 28.21/4.60                [zip_derived_cl948, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.60                 zip_derived_cl974, zip_derived_cl979])).
% 28.21/4.60  thf(zip_derived_cl1029, plain,
% 28.21/4.60      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 28.21/4.60          (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)),
% 28.21/4.60      inference('demod', [status(thm)],
% 28.21/4.60                [zip_derived_cl934, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.60                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005])).
% 28.21/4.60  thf(zip_derived_cl1051, plain,
% 28.21/4.60      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 28.21/4.60          (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)),
% 28.21/4.60      inference('demod', [status(thm)],
% 28.21/4.60                [zip_derived_cl920, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.60                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.60                 zip_derived_cl1029])).
% 28.21/4.60  thf(zip_derived_cl1081, plain,
% 28.21/4.60      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i]:
% 28.21/4.60          (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)),
% 28.21/4.60      inference('demod', [status(thm)],
% 28.21/4.60                [zip_derived_cl900, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.60                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.60                 zip_derived_cl1029, zip_derived_cl1051])).
% 28.21/4.60  thf(zip_derived_cl1120, plain,
% 28.21/4.60      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, X7 : $i]:
% 28.21/4.60          (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7)),
% 28.21/4.60      inference('demod', [status(thm)],
% 28.21/4.60                [zip_derived_cl880, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.60                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.60                 zip_derived_cl1029, zip_derived_cl1051, zip_derived_cl1081])).
% 28.21/4.60  thf(zip_derived_cl1158, plain,
% 28.21/4.60      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.60         X7 : $i, X8 : $i]:
% 28.21/4.60          (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 28.21/4.60           X7 @ X8)),
% 28.21/4.60      inference('demod', [status(thm)],
% 28.21/4.60                [zip_derived_cl860, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.60                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.60                 zip_derived_cl1029, zip_derived_cl1051, zip_derived_cl1081, 
% 28.21/4.60                 zip_derived_cl1120])).
% 28.21/4.60  thf(zip_derived_cl1210, plain,
% 28.21/4.60      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.60         X7 : $i, X8 : $i, X9 : $i]:
% 28.21/4.60          (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 28.21/4.60           X7 @ X8 @ X9)),
% 28.21/4.60      inference('demod', [status(thm)],
% 28.21/4.60                [zip_derived_cl829, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.60                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.60                 zip_derived_cl1029, zip_derived_cl1051, zip_derived_cl1081, 
% 28.21/4.60                 zip_derived_cl1120, zip_derived_cl1158])).
% 28.21/4.60  thf(zip_derived_cl1267, plain,
% 28.21/4.60      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.60         X7 : $i, X8 : $i, X9 : $i, X10 : $i]:
% 28.21/4.60          (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 28.21/4.60           X6 @ X7 @ X8 @ X9 @ X10)),
% 28.21/4.60      inference('demod', [status(thm)],
% 28.21/4.60                [zip_derived_cl806, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.60                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.60                 zip_derived_cl1029, zip_derived_cl1051, zip_derived_cl1081, 
% 28.21/4.60                 zip_derived_cl1120, zip_derived_cl1158, zip_derived_cl1210])).
% 28.21/4.60  thf(clause190, conjecture,
% 28.21/4.60    (~( ( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.60          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) | 
% 28.21/4.60        ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 28.21/4.60        ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 28.21/4.60        ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 28.21/4.60        ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 28.21/4.60        ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 28.21/4.60        ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 28.21/4.60        ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 28.21/4.60        ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 28.21/4.60        ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 28.21/4.60        ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.60             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 28.21/4.60        ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.60             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) ))).
% 28.21/4.60  thf(zf_stmt_15, negated_conjecture,
% 28.21/4.60    (( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.60       U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) | 
% 28.21/4.60     ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 28.21/4.60     ( ~( ssNder1_2r1r1 @ U @ V ) ) | ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 28.21/4.60     ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 28.21/4.60     ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 28.21/4.60     ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 28.21/4.60     ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 28.21/4.60     ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 28.21/4.60     ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 28.21/4.60     ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.60          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 28.21/4.60     ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.60          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) )),
% 28.21/4.60    inference('cnf.neg', [status(esa)], [clause190])).
% 28.21/4.60  thf(zip_derived_cl778, plain,
% 28.21/4.60      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.60         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i]:
% 28.21/4.60         ( (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 28.21/4.60            X6 @ X7 @ X8 @ X9 @ X10 @ X11)
% 28.21/4.60          | ~ (ssNder1_0)
% 28.21/4.60          | ~ (ssNder1_1r1 @ X0)
% 28.21/4.60          | ~ (ssNder1_2r1r1 @ X0 @ X1)
% 28.21/4.60          | ~ (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)
% 28.21/4.60          | ~ (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)
% 28.21/4.60          | ~ (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)
% 28.21/4.60          | ~ (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)
% 28.21/4.60          | ~ (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)
% 28.21/4.60          | ~ (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 28.21/4.60               X7)
% 28.21/4.60          | ~ (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 28.21/4.60               X6 @ X7 @ X8)
% 28.21/4.60          | ~ (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 28.21/4.60               X6 @ X7 @ X8 @ X9)
% 28.21/4.60          | ~ (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 28.21/4.60               X5 @ X6 @ X7 @ X8 @ X9 @ X10))),
% 28.21/4.60      inference('cnf', [status(esa)], [zf_stmt_15])).
% 28.21/4.60  thf(zip_derived_cl967, plain, ( (ssNder1_0)),
% 28.21/4.60      inference('cnf', [status(esa)], [zf_stmt_1])).
% 28.21/4.60  thf(zip_derived_cl973, plain, (![X0 : $i]:  (ssNder1_1r1 @ X0)),
% 28.21/4.60      inference('demod', [status(thm)], [zip_derived_cl966, zip_derived_cl967])).
% 28.21/4.60  thf(zip_derived_cl974, plain,
% 28.21/4.60      (![X0 : $i, X1 : $i]:  (ssNder1_2r1r1 @ X0 @ X1)),
% 28.21/4.60      inference('demod', [status(thm)],
% 28.21/4.60                [zip_derived_cl965, zip_derived_cl967, zip_derived_cl973])).
% 28.21/4.60  thf(zip_derived_cl979, plain,
% 28.21/4.60      (![X0 : $i, X1 : $i, X2 : $i]:  (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)),
% 28.21/4.60      inference('demod', [status(thm)],
% 28.21/4.60                [zip_derived_cl957, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.60                 zip_derived_cl974])).
% 28.21/4.60  thf(zip_derived_cl1005, plain,
% 28.21/4.60      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 28.21/4.60          (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)),
% 28.21/4.60      inference('demod', [status(thm)],
% 28.21/4.60                [zip_derived_cl948, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.60                 zip_derived_cl974, zip_derived_cl979])).
% 28.21/4.60  thf(zip_derived_cl1029, plain,
% 28.21/4.60      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 28.21/4.60          (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)),
% 28.21/4.60      inference('demod', [status(thm)],
% 28.21/4.60                [zip_derived_cl934, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.60                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005])).
% 28.21/4.60  thf(zip_derived_cl1051, plain,
% 28.21/4.60      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 28.21/4.60          (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)),
% 28.21/4.60      inference('demod', [status(thm)],
% 28.21/4.60                [zip_derived_cl920, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.60                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.60                 zip_derived_cl1029])).
% 28.21/4.60  thf(zip_derived_cl1081, plain,
% 28.21/4.60      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i]:
% 28.21/4.60          (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)),
% 28.21/4.60      inference('demod', [status(thm)],
% 28.21/4.60                [zip_derived_cl900, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.60                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.60                 zip_derived_cl1029, zip_derived_cl1051])).
% 28.21/4.60  thf(zip_derived_cl1120, plain,
% 28.21/4.60      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, X7 : $i]:
% 28.21/4.60          (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7)),
% 28.21/4.60      inference('demod', [status(thm)],
% 28.21/4.60                [zip_derived_cl880, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.60                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.60                 zip_derived_cl1029, zip_derived_cl1051, zip_derived_cl1081])).
% 28.21/4.60  thf(zip_derived_cl1158, plain,
% 28.21/4.60      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.60         X7 : $i, X8 : $i]:
% 28.21/4.60          (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 28.21/4.60           X7 @ X8)),
% 28.21/4.60      inference('demod', [status(thm)],
% 28.21/4.60                [zip_derived_cl860, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.60                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.60                 zip_derived_cl1029, zip_derived_cl1051, zip_derived_cl1081, 
% 28.21/4.60                 zip_derived_cl1120])).
% 28.21/4.60  thf(zip_derived_cl1210, plain,
% 28.21/4.60      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.60         X7 : $i, X8 : $i, X9 : $i]:
% 28.21/4.60          (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 28.21/4.60           X7 @ X8 @ X9)),
% 28.21/4.60      inference('demod', [status(thm)],
% 28.21/4.60                [zip_derived_cl829, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.60                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.60                 zip_derived_cl1029, zip_derived_cl1051, zip_derived_cl1081, 
% 28.21/4.60                 zip_derived_cl1120, zip_derived_cl1158])).
% 28.21/4.60  thf(zip_derived_cl1267, plain,
% 28.21/4.60      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.60         X7 : $i, X8 : $i, X9 : $i, X10 : $i]:
% 28.21/4.60          (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 28.21/4.60           X6 @ X7 @ X8 @ X9 @ X10)),
% 28.21/4.60      inference('demod', [status(thm)],
% 28.21/4.60                [zip_derived_cl806, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.60                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.60                 zip_derived_cl1029, zip_derived_cl1051, zip_derived_cl1081, 
% 28.21/4.60                 zip_derived_cl1120, zip_derived_cl1158, zip_derived_cl1210])).
% 28.21/4.60  thf(zip_derived_cl1314, plain,
% 28.21/4.60      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.60         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i]:
% 28.21/4.60          (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 28.21/4.60           X6 @ X7 @ X8 @ X9 @ X10 @ X11)),
% 28.21/4.60      inference('demod', [status(thm)],
% 28.21/4.60                [zip_derived_cl778, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.60                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.60                 zip_derived_cl1029, zip_derived_cl1051, zip_derived_cl1081, 
% 28.21/4.60                 zip_derived_cl1120, zip_derived_cl1158, zip_derived_cl1210, 
% 28.21/4.60                 zip_derived_cl1267])).
% 28.21/4.60  thf(clause220, conjecture,
% 28.21/4.60    (~( ( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.60          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) | 
% 28.21/4.60        ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 28.21/4.60        ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 28.21/4.60        ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 28.21/4.60        ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 28.21/4.60        ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 28.21/4.60        ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 28.21/4.60        ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 28.21/4.60        ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 28.21/4.60        ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 28.21/4.60        ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.60             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 28.21/4.60        ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.60             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 28.21/4.60        ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.60             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) ))).
% 28.21/4.60  thf(zf_stmt_16, negated_conjecture,
% 28.21/4.60    (( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.60       U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) | 
% 28.21/4.60     ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 28.21/4.60     ( ~( ssNder1_2r1r1 @ U @ V ) ) | ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 28.21/4.60     ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 28.21/4.60     ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 28.21/4.60     ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 28.21/4.60     ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 28.21/4.60     ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 28.21/4.60     ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 28.21/4.60     ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.60          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 28.21/4.60     ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.60          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 28.21/4.60     ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.60          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) )),
% 28.21/4.60    inference('cnf.neg', [status(esa)], [clause220])).
% 28.21/4.60  thf(zip_derived_cl748, plain,
% 28.21/4.60      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.60         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i]:
% 28.21/4.60         ( (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 28.21/4.60            X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)
% 28.21/4.60          | ~ (ssNder1_0)
% 28.21/4.60          | ~ (ssNder1_1r1 @ X0)
% 28.21/4.60          | ~ (ssNder1_2r1r1 @ X0 @ X1)
% 28.21/4.60          | ~ (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)
% 28.21/4.60          | ~ (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)
% 28.21/4.60          | ~ (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)
% 28.21/4.60          | ~ (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)
% 28.21/4.60          | ~ (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)
% 28.21/4.60          | ~ (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 28.21/4.60               X7)
% 28.21/4.60          | ~ (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 28.21/4.60               X6 @ X7 @ X8)
% 28.21/4.60          | ~ (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 28.21/4.60               X6 @ X7 @ X8 @ X9)
% 28.21/4.60          | ~ (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 28.21/4.60               X5 @ X6 @ X7 @ X8 @ X9 @ X10)
% 28.21/4.60          | ~ (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 28.21/4.60               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11))),
% 28.21/4.60      inference('cnf', [status(esa)], [zf_stmt_16])).
% 28.21/4.60  thf(zip_derived_cl967, plain, ( (ssNder1_0)),
% 28.21/4.60      inference('cnf', [status(esa)], [zf_stmt_1])).
% 28.21/4.60  thf(zip_derived_cl973, plain, (![X0 : $i]:  (ssNder1_1r1 @ X0)),
% 28.21/4.60      inference('demod', [status(thm)], [zip_derived_cl966, zip_derived_cl967])).
% 28.21/4.60  thf(zip_derived_cl974, plain,
% 28.21/4.60      (![X0 : $i, X1 : $i]:  (ssNder1_2r1r1 @ X0 @ X1)),
% 28.21/4.60      inference('demod', [status(thm)],
% 28.21/4.60                [zip_derived_cl965, zip_derived_cl967, zip_derived_cl973])).
% 28.21/4.60  thf(zip_derived_cl979, plain,
% 28.21/4.60      (![X0 : $i, X1 : $i, X2 : $i]:  (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)),
% 28.21/4.60      inference('demod', [status(thm)],
% 28.21/4.60                [zip_derived_cl957, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.60                 zip_derived_cl974])).
% 28.21/4.60  thf(zip_derived_cl1005, plain,
% 28.21/4.60      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 28.21/4.60          (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)),
% 28.21/4.60      inference('demod', [status(thm)],
% 28.21/4.60                [zip_derived_cl948, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.60                 zip_derived_cl974, zip_derived_cl979])).
% 28.21/4.60  thf(zip_derived_cl1029, plain,
% 28.21/4.60      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 28.21/4.60          (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)),
% 28.21/4.60      inference('demod', [status(thm)],
% 28.21/4.60                [zip_derived_cl934, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.60                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005])).
% 28.21/4.60  thf(zip_derived_cl1051, plain,
% 28.21/4.60      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 28.21/4.60          (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)),
% 28.21/4.60      inference('demod', [status(thm)],
% 28.21/4.60                [zip_derived_cl920, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.60                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.60                 zip_derived_cl1029])).
% 28.21/4.60  thf(zip_derived_cl1081, plain,
% 28.21/4.60      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i]:
% 28.21/4.60          (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)),
% 28.21/4.60      inference('demod', [status(thm)],
% 28.21/4.60                [zip_derived_cl900, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.60                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.60                 zip_derived_cl1029, zip_derived_cl1051])).
% 28.21/4.60  thf(zip_derived_cl1120, plain,
% 28.21/4.60      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, X7 : $i]:
% 28.21/4.60          (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7)),
% 28.21/4.60      inference('demod', [status(thm)],
% 28.21/4.60                [zip_derived_cl880, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.60                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.60                 zip_derived_cl1029, zip_derived_cl1051, zip_derived_cl1081])).
% 28.21/4.60  thf(zip_derived_cl1158, plain,
% 28.21/4.60      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.60         X7 : $i, X8 : $i]:
% 28.21/4.60          (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 28.21/4.60           X7 @ X8)),
% 28.21/4.60      inference('demod', [status(thm)],
% 28.21/4.60                [zip_derived_cl860, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.60                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.60                 zip_derived_cl1029, zip_derived_cl1051, zip_derived_cl1081, 
% 28.21/4.60                 zip_derived_cl1120])).
% 28.21/4.60  thf(zip_derived_cl1210, plain,
% 28.21/4.60      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.60         X7 : $i, X8 : $i, X9 : $i]:
% 28.21/4.60          (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 28.21/4.60           X7 @ X8 @ X9)),
% 28.21/4.60      inference('demod', [status(thm)],
% 28.21/4.60                [zip_derived_cl829, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.60                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.60                 zip_derived_cl1029, zip_derived_cl1051, zip_derived_cl1081, 
% 28.21/4.60                 zip_derived_cl1120, zip_derived_cl1158])).
% 28.21/4.60  thf(zip_derived_cl1267, plain,
% 28.21/4.60      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.60         X7 : $i, X8 : $i, X9 : $i, X10 : $i]:
% 28.21/4.60          (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 28.21/4.60           X6 @ X7 @ X8 @ X9 @ X10)),
% 28.21/4.60      inference('demod', [status(thm)],
% 28.21/4.60                [zip_derived_cl806, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.60                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.60                 zip_derived_cl1029, zip_derived_cl1051, zip_derived_cl1081, 
% 28.21/4.60                 zip_derived_cl1120, zip_derived_cl1158, zip_derived_cl1210])).
% 28.21/4.60  thf(zip_derived_cl1314, plain,
% 28.21/4.60      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.60         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i]:
% 28.21/4.60          (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 28.21/4.60           X6 @ X7 @ X8 @ X9 @ X10 @ X11)),
% 28.21/4.60      inference('demod', [status(thm)],
% 28.21/4.60                [zip_derived_cl778, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.60                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.60                 zip_derived_cl1029, zip_derived_cl1051, zip_derived_cl1081, 
% 28.21/4.60                 zip_derived_cl1120, zip_derived_cl1158, zip_derived_cl1210, 
% 28.21/4.60                 zip_derived_cl1267])).
% 28.21/4.60  thf(zip_derived_cl1411, plain,
% 28.21/4.60      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.60         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i]:
% 28.21/4.60          (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 28.21/4.60           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)),
% 28.21/4.60      inference('demod', [status(thm)],
% 28.21/4.60                [zip_derived_cl748, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.60                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.60                 zip_derived_cl1029, zip_derived_cl1051, zip_derived_cl1081, 
% 28.21/4.60                 zip_derived_cl1120, zip_derived_cl1158, zip_derived_cl1210, 
% 28.21/4.60                 zip_derived_cl1267, zip_derived_cl1314])).
% 28.21/4.60  thf(clause251, conjecture,
% 28.21/4.60    (~( ( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.60          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) | 
% 28.21/4.60        ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 28.21/4.60        ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 28.21/4.60        ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 28.21/4.60        ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 28.21/4.60        ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 28.21/4.60        ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 28.21/4.60        ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 28.21/4.60        ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 28.21/4.60        ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 28.21/4.60        ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.60             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 28.21/4.60        ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.60             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 28.21/4.60        ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.60             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 28.21/4.60        ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.60             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) ))).
% 28.21/4.60  thf(zf_stmt_17, negated_conjecture,
% 28.21/4.60    (( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.60       U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) | 
% 28.21/4.60     ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 28.21/4.60     ( ~( ssNder1_2r1r1 @ U @ V ) ) | ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 28.21/4.60     ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 28.21/4.60     ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 28.21/4.60     ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 28.21/4.60     ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 28.21/4.60     ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 28.21/4.60     ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 28.21/4.60     ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.60          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 28.21/4.60     ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.60          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 28.21/4.60     ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.60          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 28.21/4.60     ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.60          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) )),
% 28.21/4.60    inference('cnf.neg', [status(esa)], [clause251])).
% 28.21/4.60  thf(zip_derived_cl717, plain,
% 28.21/4.60      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.60         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i]:
% 28.21/4.60         ( (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 28.21/4.60            X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)
% 28.21/4.60          | ~ (ssNder1_0)
% 28.21/4.60          | ~ (ssNder1_1r1 @ X0)
% 28.21/4.60          | ~ (ssNder1_2r1r1 @ X0 @ X1)
% 28.21/4.60          | ~ (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)
% 28.21/4.60          | ~ (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)
% 28.21/4.60          | ~ (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)
% 28.21/4.60          | ~ (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)
% 28.21/4.60          | ~ (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)
% 28.21/4.60          | ~ (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 28.21/4.60               X7)
% 28.21/4.60          | ~ (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 28.21/4.60               X6 @ X7 @ X8)
% 28.21/4.60          | ~ (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 28.21/4.60               X6 @ X7 @ X8 @ X9)
% 28.21/4.60          | ~ (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 28.21/4.60               X5 @ X6 @ X7 @ X8 @ X9 @ X10)
% 28.21/4.60          | ~ (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 28.21/4.60               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11)
% 28.21/4.60          | ~ (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 28.21/4.60               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12))),
% 28.21/4.60      inference('cnf', [status(esa)], [zf_stmt_17])).
% 28.21/4.60  thf(zip_derived_cl967, plain, ( (ssNder1_0)),
% 28.21/4.60      inference('cnf', [status(esa)], [zf_stmt_1])).
% 28.21/4.60  thf(zip_derived_cl973, plain, (![X0 : $i]:  (ssNder1_1r1 @ X0)),
% 28.21/4.60      inference('demod', [status(thm)], [zip_derived_cl966, zip_derived_cl967])).
% 28.21/4.60  thf(zip_derived_cl974, plain,
% 28.21/4.60      (![X0 : $i, X1 : $i]:  (ssNder1_2r1r1 @ X0 @ X1)),
% 28.21/4.60      inference('demod', [status(thm)],
% 28.21/4.60                [zip_derived_cl965, zip_derived_cl967, zip_derived_cl973])).
% 28.21/4.60  thf(zip_derived_cl979, plain,
% 28.21/4.60      (![X0 : $i, X1 : $i, X2 : $i]:  (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)),
% 28.21/4.60      inference('demod', [status(thm)],
% 28.21/4.60                [zip_derived_cl957, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.60                 zip_derived_cl974])).
% 28.21/4.60  thf(zip_derived_cl1005, plain,
% 28.21/4.60      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 28.21/4.60          (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)),
% 28.21/4.60      inference('demod', [status(thm)],
% 28.21/4.60                [zip_derived_cl948, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.60                 zip_derived_cl974, zip_derived_cl979])).
% 28.21/4.60  thf(zip_derived_cl1029, plain,
% 28.21/4.60      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 28.21/4.60          (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)),
% 28.21/4.60      inference('demod', [status(thm)],
% 28.21/4.60                [zip_derived_cl934, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.60                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005])).
% 28.21/4.60  thf(zip_derived_cl1051, plain,
% 28.21/4.60      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 28.21/4.60          (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)),
% 28.21/4.60      inference('demod', [status(thm)],
% 28.21/4.60                [zip_derived_cl920, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.60                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.60                 zip_derived_cl1029])).
% 28.21/4.60  thf(zip_derived_cl1081, plain,
% 28.21/4.60      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i]:
% 28.21/4.60          (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)),
% 28.21/4.60      inference('demod', [status(thm)],
% 28.21/4.60                [zip_derived_cl900, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.60                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.60                 zip_derived_cl1029, zip_derived_cl1051])).
% 28.21/4.60  thf(zip_derived_cl1120, plain,
% 28.21/4.60      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, X7 : $i]:
% 28.21/4.60          (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7)),
% 28.21/4.60      inference('demod', [status(thm)],
% 28.21/4.60                [zip_derived_cl880, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.60                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.60                 zip_derived_cl1029, zip_derived_cl1051, zip_derived_cl1081])).
% 28.21/4.60  thf(zip_derived_cl1158, plain,
% 28.21/4.60      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.60         X7 : $i, X8 : $i]:
% 28.21/4.60          (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 28.21/4.60           X7 @ X8)),
% 28.21/4.60      inference('demod', [status(thm)],
% 28.21/4.60                [zip_derived_cl860, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.60                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.60                 zip_derived_cl1029, zip_derived_cl1051, zip_derived_cl1081, 
% 28.21/4.60                 zip_derived_cl1120])).
% 28.21/4.60  thf(zip_derived_cl1210, plain,
% 28.21/4.60      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.60         X7 : $i, X8 : $i, X9 : $i]:
% 28.21/4.60          (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 28.21/4.60           X7 @ X8 @ X9)),
% 28.21/4.60      inference('demod', [status(thm)],
% 28.21/4.60                [zip_derived_cl829, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.60                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.60                 zip_derived_cl1029, zip_derived_cl1051, zip_derived_cl1081, 
% 28.21/4.60                 zip_derived_cl1120, zip_derived_cl1158])).
% 28.21/4.60  thf(zip_derived_cl1267, plain,
% 28.21/4.60      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.60         X7 : $i, X8 : $i, X9 : $i, X10 : $i]:
% 28.21/4.60          (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 28.21/4.60           X6 @ X7 @ X8 @ X9 @ X10)),
% 28.21/4.60      inference('demod', [status(thm)],
% 28.21/4.60                [zip_derived_cl806, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.60                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.60                 zip_derived_cl1029, zip_derived_cl1051, zip_derived_cl1081, 
% 28.21/4.60                 zip_derived_cl1120, zip_derived_cl1158, zip_derived_cl1210])).
% 28.21/4.60  thf(zip_derived_cl1314, plain,
% 28.21/4.60      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.60         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i]:
% 28.21/4.60          (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 28.21/4.60           X6 @ X7 @ X8 @ X9 @ X10 @ X11)),
% 28.21/4.60      inference('demod', [status(thm)],
% 28.21/4.60                [zip_derived_cl778, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.60                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.60                 zip_derived_cl1029, zip_derived_cl1051, zip_derived_cl1081, 
% 28.21/4.60                 zip_derived_cl1120, zip_derived_cl1158, zip_derived_cl1210, 
% 28.21/4.60                 zip_derived_cl1267])).
% 28.21/4.60  thf(zip_derived_cl1411, plain,
% 28.21/4.60      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.60         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i]:
% 28.21/4.60          (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 28.21/4.60           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)),
% 28.21/4.60      inference('demod', [status(thm)],
% 28.21/4.60                [zip_derived_cl748, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.60                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.60                 zip_derived_cl1029, zip_derived_cl1051, zip_derived_cl1081, 
% 28.21/4.60                 zip_derived_cl1120, zip_derived_cl1158, zip_derived_cl1210, 
% 28.21/4.60                 zip_derived_cl1267, zip_derived_cl1314])).
% 28.21/4.60  thf(zip_derived_cl1467, plain,
% 28.21/4.60      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.60         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i]:
% 28.21/4.60          (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 28.21/4.60           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)),
% 28.21/4.60      inference('demod', [status(thm)],
% 28.21/4.60                [zip_derived_cl717, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.60                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.60                 zip_derived_cl1029, zip_derived_cl1051, zip_derived_cl1081, 
% 28.21/4.60                 zip_derived_cl1120, zip_derived_cl1158, zip_derived_cl1210, 
% 28.21/4.60                 zip_derived_cl1267, zip_derived_cl1314, zip_derived_cl1411])).
% 28.21/4.60  thf(clause291, conjecture,
% 28.21/4.60    (~( ( ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.60          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) | 
% 28.21/4.60        ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 28.21/4.60        ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 28.21/4.60        ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 28.21/4.60        ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 28.21/4.60        ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 28.21/4.60        ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 28.21/4.60        ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 28.21/4.60        ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 28.21/4.60        ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 28.21/4.60        ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.60             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 28.21/4.60        ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.60             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 28.21/4.60        ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.60             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 28.21/4.60        ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.60             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 28.21/4.60        ( ~( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.60             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) ))).
% 28.21/4.60  thf(zf_stmt_18, negated_conjecture,
% 28.21/4.60    (( ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.60       U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) | 
% 28.21/4.60     ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 28.21/4.60     ( ~( ssNder1_2r1r1 @ U @ V ) ) | ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 28.21/4.60     ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 28.21/4.60     ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 28.21/4.60     ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 28.21/4.60     ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 28.21/4.60     ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 28.21/4.60     ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 28.21/4.60     ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.60          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 28.21/4.60     ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.60          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 28.21/4.60     ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.60          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 28.21/4.60     ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.60          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 28.21/4.60     ( ~( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.60          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) )),
% 28.21/4.60    inference('cnf.neg', [status(esa)], [clause291])).
% 28.21/4.60  thf(zip_derived_cl677, plain,
% 28.21/4.60      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.60         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 28.21/4.60         X14 : $i]:
% 28.21/4.60         ( (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 28.21/4.60            X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)
% 28.21/4.60          | ~ (ssNder1_0)
% 28.21/4.60          | ~ (ssNder1_1r1 @ X0)
% 28.21/4.60          | ~ (ssNder1_2r1r1 @ X0 @ X1)
% 28.21/4.60          | ~ (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)
% 28.21/4.60          | ~ (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)
% 28.21/4.60          | ~ (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)
% 28.21/4.60          | ~ (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)
% 28.21/4.60          | ~ (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)
% 28.21/4.60          | ~ (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 28.21/4.60               X7)
% 28.21/4.60          | ~ (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 28.21/4.60               X6 @ X7 @ X8)
% 28.21/4.60          | ~ (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 28.21/4.60               X6 @ X7 @ X8 @ X9)
% 28.21/4.60          | ~ (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 28.21/4.60               X5 @ X6 @ X7 @ X8 @ X9 @ X10)
% 28.21/4.60          | ~ (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 28.21/4.60               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11)
% 28.21/4.60          | ~ (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 28.21/4.60               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)
% 28.21/4.60          | ~ (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 28.21/4.60               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13))),
% 28.21/4.60      inference('cnf', [status(esa)], [zf_stmt_18])).
% 28.21/4.60  thf(zip_derived_cl967, plain, ( (ssNder1_0)),
% 28.21/4.60      inference('cnf', [status(esa)], [zf_stmt_1])).
% 28.21/4.60  thf(zip_derived_cl973, plain, (![X0 : $i]:  (ssNder1_1r1 @ X0)),
% 28.21/4.60      inference('demod', [status(thm)], [zip_derived_cl966, zip_derived_cl967])).
% 28.21/4.60  thf(zip_derived_cl974, plain,
% 28.21/4.60      (![X0 : $i, X1 : $i]:  (ssNder1_2r1r1 @ X0 @ X1)),
% 28.21/4.60      inference('demod', [status(thm)],
% 28.21/4.60                [zip_derived_cl965, zip_derived_cl967, zip_derived_cl973])).
% 28.21/4.60  thf(zip_derived_cl979, plain,
% 28.21/4.60      (![X0 : $i, X1 : $i, X2 : $i]:  (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)),
% 28.21/4.60      inference('demod', [status(thm)],
% 28.21/4.60                [zip_derived_cl957, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.60                 zip_derived_cl974])).
% 28.21/4.60  thf(zip_derived_cl1005, plain,
% 28.21/4.60      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 28.21/4.60          (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)),
% 28.21/4.60      inference('demod', [status(thm)],
% 28.21/4.60                [zip_derived_cl948, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.60                 zip_derived_cl974, zip_derived_cl979])).
% 28.21/4.60  thf(zip_derived_cl1029, plain,
% 28.21/4.60      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 28.21/4.60          (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)),
% 28.21/4.60      inference('demod', [status(thm)],
% 28.21/4.60                [zip_derived_cl934, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.60                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005])).
% 28.21/4.60  thf(zip_derived_cl1051, plain,
% 28.21/4.60      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 28.21/4.60          (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)),
% 28.21/4.60      inference('demod', [status(thm)],
% 28.21/4.60                [zip_derived_cl920, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.60                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.60                 zip_derived_cl1029])).
% 28.21/4.60  thf(zip_derived_cl1081, plain,
% 28.21/4.60      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i]:
% 28.21/4.60          (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)),
% 28.21/4.60      inference('demod', [status(thm)],
% 28.21/4.60                [zip_derived_cl900, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.60                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.60                 zip_derived_cl1029, zip_derived_cl1051])).
% 28.21/4.60  thf(zip_derived_cl1120, plain,
% 28.21/4.60      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, X7 : $i]:
% 28.21/4.60          (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7)),
% 28.21/4.60      inference('demod', [status(thm)],
% 28.21/4.60                [zip_derived_cl880, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.60                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.60                 zip_derived_cl1029, zip_derived_cl1051, zip_derived_cl1081])).
% 28.21/4.60  thf(zip_derived_cl1158, plain,
% 28.21/4.60      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.60         X7 : $i, X8 : $i]:
% 28.21/4.60          (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 28.21/4.60           X7 @ X8)),
% 28.21/4.60      inference('demod', [status(thm)],
% 28.21/4.60                [zip_derived_cl860, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.60                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.60                 zip_derived_cl1029, zip_derived_cl1051, zip_derived_cl1081, 
% 28.21/4.60                 zip_derived_cl1120])).
% 28.21/4.60  thf(zip_derived_cl1210, plain,
% 28.21/4.60      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.60         X7 : $i, X8 : $i, X9 : $i]:
% 28.21/4.60          (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 28.21/4.60           X7 @ X8 @ X9)),
% 28.21/4.60      inference('demod', [status(thm)],
% 28.21/4.60                [zip_derived_cl829, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.60                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.60                 zip_derived_cl1029, zip_derived_cl1051, zip_derived_cl1081, 
% 28.21/4.60                 zip_derived_cl1120, zip_derived_cl1158])).
% 28.21/4.60  thf(zip_derived_cl1267, plain,
% 28.21/4.60      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.60         X7 : $i, X8 : $i, X9 : $i, X10 : $i]:
% 28.21/4.60          (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 28.21/4.60           X6 @ X7 @ X8 @ X9 @ X10)),
% 28.21/4.60      inference('demod', [status(thm)],
% 28.21/4.60                [zip_derived_cl806, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.60                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.60                 zip_derived_cl1029, zip_derived_cl1051, zip_derived_cl1081, 
% 28.21/4.60                 zip_derived_cl1120, zip_derived_cl1158, zip_derived_cl1210])).
% 28.21/4.60  thf(zip_derived_cl1314, plain,
% 28.21/4.60      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.60         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i]:
% 28.21/4.60          (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 28.21/4.60           X6 @ X7 @ X8 @ X9 @ X10 @ X11)),
% 28.21/4.60      inference('demod', [status(thm)],
% 28.21/4.60                [zip_derived_cl778, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.60                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.60                 zip_derived_cl1029, zip_derived_cl1051, zip_derived_cl1081, 
% 28.21/4.60                 zip_derived_cl1120, zip_derived_cl1158, zip_derived_cl1210, 
% 28.21/4.60                 zip_derived_cl1267])).
% 28.21/4.60  thf(zip_derived_cl1411, plain,
% 28.21/4.60      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.60         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i]:
% 28.21/4.60          (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 28.21/4.60           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)),
% 28.21/4.60      inference('demod', [status(thm)],
% 28.21/4.60                [zip_derived_cl748, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.60                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.60                 zip_derived_cl1029, zip_derived_cl1051, zip_derived_cl1081, 
% 28.21/4.60                 zip_derived_cl1120, zip_derived_cl1158, zip_derived_cl1210, 
% 28.21/4.60                 zip_derived_cl1267, zip_derived_cl1314])).
% 28.21/4.60  thf(zip_derived_cl1467, plain,
% 28.21/4.60      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.60         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i]:
% 28.21/4.60          (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 28.21/4.60           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)),
% 28.21/4.60      inference('demod', [status(thm)],
% 28.21/4.60                [zip_derived_cl717, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.60                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.60                 zip_derived_cl1029, zip_derived_cl1051, zip_derived_cl1081, 
% 28.21/4.60                 zip_derived_cl1120, zip_derived_cl1158, zip_derived_cl1210, 
% 28.21/4.60                 zip_derived_cl1267, zip_derived_cl1314, zip_derived_cl1411])).
% 28.21/4.60  thf(zip_derived_cl1526, plain,
% 28.21/4.60      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.60         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 28.21/4.60         X14 : $i]:
% 28.21/4.60          (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 28.21/4.60           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)),
% 28.21/4.60      inference('demod', [status(thm)],
% 28.21/4.60                [zip_derived_cl677, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.60                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.60                 zip_derived_cl1029, zip_derived_cl1051, zip_derived_cl1081, 
% 28.21/4.60                 zip_derived_cl1120, zip_derived_cl1158, zip_derived_cl1210, 
% 28.21/4.60                 zip_derived_cl1267, zip_derived_cl1314, zip_derived_cl1411, 
% 28.21/4.60                 zip_derived_cl1467])).
% 28.21/4.60  thf(clause328, conjecture,
% 28.21/4.60    (~( ( ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.60          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 28.21/4.60          X10 ) | 
% 28.21/4.60        ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 28.21/4.60        ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 28.21/4.60        ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 28.21/4.60        ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 28.21/4.60        ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 28.21/4.60        ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 28.21/4.60        ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 28.21/4.60        ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 28.21/4.60        ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 28.21/4.60        ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.60             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 28.21/4.60        ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.60             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 28.21/4.60        ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.60             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 28.21/4.60        ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.60             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 28.21/4.60        ( ~( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.60             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) | 
% 28.21/4.60        ( ~( ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.60             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) ) ))).
% 28.21/4.60  thf(zf_stmt_19, negated_conjecture,
% 28.21/4.60    (( ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.60       U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 ) | 
% 28.21/4.60     ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 28.21/4.60     ( ~( ssNder1_2r1r1 @ U @ V ) ) | ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 28.21/4.60     ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 28.21/4.60     ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 28.21/4.60     ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 28.21/4.60     ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 28.21/4.60     ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 28.21/4.60     ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 28.21/4.60     ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.60          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 28.21/4.60     ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.60          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 28.21/4.60     ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.60          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 28.21/4.60     ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.60          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 28.21/4.60     ( ~( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.60          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) | 
% 28.21/4.60     ( ~( ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.60          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) )),
% 28.21/4.60    inference('cnf.neg', [status(esa)], [clause328])).
% 28.21/4.60  thf(zip_derived_cl640, plain,
% 28.21/4.60      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.60         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 28.21/4.60         X14 : $i, X15 : $i]:
% 28.21/4.60         ( (ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 28.21/4.60            X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15)
% 28.21/4.60          | ~ (ssNder1_0)
% 28.21/4.60          | ~ (ssNder1_1r1 @ X0)
% 28.21/4.60          | ~ (ssNder1_2r1r1 @ X0 @ X1)
% 28.21/4.60          | ~ (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)
% 28.21/4.60          | ~ (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)
% 28.21/4.60          | ~ (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)
% 28.21/4.60          | ~ (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)
% 28.21/4.60          | ~ (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)
% 28.21/4.60          | ~ (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 28.21/4.60               X7)
% 28.21/4.60          | ~ (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 28.21/4.60               X6 @ X7 @ X8)
% 28.21/4.60          | ~ (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 28.21/4.60               X6 @ X7 @ X8 @ X9)
% 28.21/4.60          | ~ (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 28.21/4.60               X5 @ X6 @ X7 @ X8 @ X9 @ X10)
% 28.21/4.60          | ~ (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 28.21/4.60               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11)
% 28.21/4.60          | ~ (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 28.21/4.60               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)
% 28.21/4.60          | ~ (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 28.21/4.60               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)
% 28.21/4.60          | ~ (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 28.21/4.60               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14))),
% 28.21/4.60      inference('cnf', [status(esa)], [zf_stmt_19])).
% 28.21/4.60  thf(zip_derived_cl967, plain, ( (ssNder1_0)),
% 28.21/4.60      inference('cnf', [status(esa)], [zf_stmt_1])).
% 28.21/4.60  thf(zip_derived_cl973, plain, (![X0 : $i]:  (ssNder1_1r1 @ X0)),
% 28.21/4.60      inference('demod', [status(thm)], [zip_derived_cl966, zip_derived_cl967])).
% 28.21/4.60  thf(zip_derived_cl974, plain,
% 28.21/4.60      (![X0 : $i, X1 : $i]:  (ssNder1_2r1r1 @ X0 @ X1)),
% 28.21/4.60      inference('demod', [status(thm)],
% 28.21/4.60                [zip_derived_cl965, zip_derived_cl967, zip_derived_cl973])).
% 28.21/4.60  thf(zip_derived_cl979, plain,
% 28.21/4.60      (![X0 : $i, X1 : $i, X2 : $i]:  (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)),
% 28.21/4.60      inference('demod', [status(thm)],
% 28.21/4.60                [zip_derived_cl957, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.60                 zip_derived_cl974])).
% 28.21/4.60  thf(zip_derived_cl1005, plain,
% 28.21/4.60      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 28.21/4.60          (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)),
% 28.21/4.60      inference('demod', [status(thm)],
% 28.21/4.60                [zip_derived_cl948, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.60                 zip_derived_cl974, zip_derived_cl979])).
% 28.21/4.60  thf(zip_derived_cl1029, plain,
% 28.21/4.60      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 28.21/4.60          (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)),
% 28.21/4.60      inference('demod', [status(thm)],
% 28.21/4.60                [zip_derived_cl934, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.60                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005])).
% 28.21/4.60  thf(zip_derived_cl1051, plain,
% 28.21/4.60      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 28.21/4.60          (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)),
% 28.21/4.60      inference('demod', [status(thm)],
% 28.21/4.60                [zip_derived_cl920, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.60                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.60                 zip_derived_cl1029])).
% 28.21/4.60  thf(zip_derived_cl1081, plain,
% 28.21/4.60      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i]:
% 28.21/4.60          (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)),
% 28.21/4.60      inference('demod', [status(thm)],
% 28.21/4.60                [zip_derived_cl900, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.60                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.60                 zip_derived_cl1029, zip_derived_cl1051])).
% 28.21/4.60  thf(zip_derived_cl1120, plain,
% 28.21/4.60      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, X7 : $i]:
% 28.21/4.60          (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7)),
% 28.21/4.60      inference('demod', [status(thm)],
% 28.21/4.60                [zip_derived_cl880, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.60                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.60                 zip_derived_cl1029, zip_derived_cl1051, zip_derived_cl1081])).
% 28.21/4.60  thf(zip_derived_cl1158, plain,
% 28.21/4.60      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.60         X7 : $i, X8 : $i]:
% 28.21/4.60          (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 28.21/4.60           X7 @ X8)),
% 28.21/4.60      inference('demod', [status(thm)],
% 28.21/4.60                [zip_derived_cl860, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.60                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.60                 zip_derived_cl1029, zip_derived_cl1051, zip_derived_cl1081, 
% 28.21/4.60                 zip_derived_cl1120])).
% 28.21/4.60  thf(zip_derived_cl1210, plain,
% 28.21/4.60      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.60         X7 : $i, X8 : $i, X9 : $i]:
% 28.21/4.60          (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 28.21/4.60           X7 @ X8 @ X9)),
% 28.21/4.60      inference('demod', [status(thm)],
% 28.21/4.60                [zip_derived_cl829, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.60                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.60                 zip_derived_cl1029, zip_derived_cl1051, zip_derived_cl1081, 
% 28.21/4.60                 zip_derived_cl1120, zip_derived_cl1158])).
% 28.21/4.60  thf(zip_derived_cl1267, plain,
% 28.21/4.60      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.60         X7 : $i, X8 : $i, X9 : $i, X10 : $i]:
% 28.21/4.60          (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 28.21/4.60           X6 @ X7 @ X8 @ X9 @ X10)),
% 28.21/4.60      inference('demod', [status(thm)],
% 28.21/4.60                [zip_derived_cl806, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.60                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.60                 zip_derived_cl1029, zip_derived_cl1051, zip_derived_cl1081, 
% 28.21/4.60                 zip_derived_cl1120, zip_derived_cl1158, zip_derived_cl1210])).
% 28.21/4.60  thf(zip_derived_cl1314, plain,
% 28.21/4.60      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.60         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i]:
% 28.21/4.60          (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 28.21/4.60           X6 @ X7 @ X8 @ X9 @ X10 @ X11)),
% 28.21/4.60      inference('demod', [status(thm)],
% 28.21/4.60                [zip_derived_cl778, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.60                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.60                 zip_derived_cl1029, zip_derived_cl1051, zip_derived_cl1081, 
% 28.21/4.60                 zip_derived_cl1120, zip_derived_cl1158, zip_derived_cl1210, 
% 28.21/4.60                 zip_derived_cl1267])).
% 28.21/4.60  thf(zip_derived_cl1411, plain,
% 28.21/4.60      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.60         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i]:
% 28.21/4.60          (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 28.21/4.60           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)),
% 28.21/4.60      inference('demod', [status(thm)],
% 28.21/4.60                [zip_derived_cl748, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.60                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.60                 zip_derived_cl1029, zip_derived_cl1051, zip_derived_cl1081, 
% 28.21/4.60                 zip_derived_cl1120, zip_derived_cl1158, zip_derived_cl1210, 
% 28.21/4.60                 zip_derived_cl1267, zip_derived_cl1314])).
% 28.21/4.60  thf(zip_derived_cl1467, plain,
% 28.21/4.60      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.60         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i]:
% 28.21/4.60          (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 28.21/4.60           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)),
% 28.21/4.60      inference('demod', [status(thm)],
% 28.21/4.60                [zip_derived_cl717, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.60                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.60                 zip_derived_cl1029, zip_derived_cl1051, zip_derived_cl1081, 
% 28.21/4.60                 zip_derived_cl1120, zip_derived_cl1158, zip_derived_cl1210, 
% 28.21/4.60                 zip_derived_cl1267, zip_derived_cl1314, zip_derived_cl1411])).
% 28.21/4.60  thf(zip_derived_cl1526, plain,
% 28.21/4.60      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.60         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 28.21/4.60         X14 : $i]:
% 28.21/4.60          (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 28.21/4.60           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)),
% 28.21/4.60      inference('demod', [status(thm)],
% 28.21/4.60                [zip_derived_cl677, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.60                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.60                 zip_derived_cl1029, zip_derived_cl1051, zip_derived_cl1081, 
% 28.21/4.60                 zip_derived_cl1120, zip_derived_cl1158, zip_derived_cl1210, 
% 28.21/4.60                 zip_derived_cl1267, zip_derived_cl1314, zip_derived_cl1411, 
% 28.21/4.60                 zip_derived_cl1467])).
% 28.21/4.60  thf(zip_derived_cl1590, plain,
% 28.21/4.60      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.60         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 28.21/4.60         X14 : $i, X15 : $i]:
% 28.21/4.60          (ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 28.21/4.60           X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15)),
% 28.21/4.60      inference('demod', [status(thm)],
% 28.21/4.60                [zip_derived_cl640, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.60                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.60                 zip_derived_cl1029, zip_derived_cl1051, zip_derived_cl1081, 
% 28.21/4.60                 zip_derived_cl1120, zip_derived_cl1158, zip_derived_cl1210, 
% 28.21/4.60                 zip_derived_cl1267, zip_derived_cl1314, zip_derived_cl1411, 
% 28.21/4.60                 zip_derived_cl1467, zip_derived_cl1526])).
% 28.21/4.60  thf(zip_derived_cl1682, plain,
% 28.21/4.60      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.61         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 28.21/4.61         X14 : $i, X15 : $i, X16 : $i]:
% 28.21/4.61         ( (ssPv22_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 28.21/4.61            X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ 
% 28.21/4.61            X16)
% 28.21/4.61          | ~ (ssPv22_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6))),
% 28.21/4.61      inference('demod', [status(thm)],
% 28.21/4.61                [zip_derived_cl586, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.61                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.61                 zip_derived_cl1029, zip_derived_cl1051, zip_derived_cl1081, 
% 28.21/4.61                 zip_derived_cl1120, zip_derived_cl1158, zip_derived_cl1210, 
% 28.21/4.61                 zip_derived_cl1267, zip_derived_cl1314, zip_derived_cl1411, 
% 28.21/4.61                 zip_derived_cl1467, zip_derived_cl1526, zip_derived_cl1590])).
% 28.21/4.61  thf(clause720, conjecture,
% 28.21/4.61    (~( ( ssPv17_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.61          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 28.21/4.61          X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 ) | 
% 28.21/4.61        ( ssPv15_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.61          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 28.21/4.61          X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 ) | 
% 28.21/4.61        ( ssPv12_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.61          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 28.21/4.61          X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 ) | 
% 28.21/4.61        ( ssPv7_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.61          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 28.21/4.61          X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 ) | 
% 28.21/4.61        ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 28.21/4.61        ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 28.21/4.61        ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 28.21/4.61        ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 28.21/4.61        ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 28.21/4.61        ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 28.21/4.61        ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 28.21/4.61        ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 28.21/4.61        ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 28.21/4.61        ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.61             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 28.21/4.61        ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.61             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 28.21/4.61        ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.61             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 28.21/4.61        ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.61             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 28.21/4.61        ( ~( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.61             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) | 
% 28.21/4.61        ( ~( ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.61             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) ) | 
% 28.21/4.61        ( ~( ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.61             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 28.21/4.61             X9 @ X10 ) ) | 
% 28.21/4.61        ( ~( ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.61             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 28.21/4.61             X9 @ X10 @ X11 ) ) | 
% 28.21/4.61        ( ~( ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.61             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 28.21/4.61             X9 @ X10 @ X11 @ X12 ) ) | 
% 28.21/4.61        ( ~( ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.61             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 28.21/4.61             X9 @ X10 @ X11 @ X12 @ X13 ) ) | 
% 28.21/4.61        ( ~( ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.61             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 28.21/4.61             X9 @ X10 @ X11 @ X12 @ X13 @ X14 ) ) | 
% 28.21/4.61        ( ~( ssNder1_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.61             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 28.21/4.61             X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 ) ) ))).
% 28.21/4.61  thf(zf_stmt_20, negated_conjecture,
% 28.21/4.61    (( ssPv17_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.61       U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 28.21/4.61       X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 ) | 
% 28.21/4.61     ( ssPv15_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.61       U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 28.21/4.61       X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 ) | 
% 28.21/4.61     ( ssPv12_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.61       U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 28.21/4.61       X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 ) | 
% 28.21/4.61     ( ssPv7_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.61       U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 28.21/4.61       X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 ) | 
% 28.21/4.61     ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 28.21/4.61     ( ~( ssNder1_2r1r1 @ U @ V ) ) | ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 28.21/4.61     ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 28.21/4.61     ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 28.21/4.61     ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 28.21/4.61     ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 28.21/4.61     ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 28.21/4.61     ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 28.21/4.61     ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.61          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 28.21/4.61     ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.61          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 28.21/4.61     ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.61          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 28.21/4.61     ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.61          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 28.21/4.61     ( ~( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.61          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) | 
% 28.21/4.61     ( ~( ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.61          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) ) | 
% 28.21/4.61     ( ~( ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.61          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 28.21/4.61          X10 ) ) | 
% 28.21/4.61     ( ~( ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.61          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 28.21/4.61          X10 @ X11 ) ) | 
% 28.21/4.61     ( ~( ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.61          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 28.21/4.61          X10 @ X11 @ X12 ) ) | 
% 28.21/4.61     ( ~( ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.61          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 28.21/4.61          X10 @ X11 @ X12 @ X13 ) ) | 
% 28.21/4.61     ( ~( ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.61          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 28.21/4.61          X10 @ X11 @ X12 @ X13 @ X14 ) ) | 
% 28.21/4.61     ( ~( ssNder1_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.61          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 28.21/4.61          X10 @ X11 @ X12 @ X13 @ X14 @ X15 ) )),
% 28.21/4.61    inference('cnf.neg', [status(esa)], [clause720])).
% 28.21/4.61  thf(zip_derived_cl248, plain,
% 28.21/4.61      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.61         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 28.21/4.61         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i, 
% 28.21/4.61         X21 : $i]:
% 28.21/4.61         ( (ssPv17_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 28.21/4.61            X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 28.21/4.61            X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21)
% 28.21/4.61          |  (ssPv15_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 28.21/4.61              X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 28.21/4.61              X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21)
% 28.21/4.61          |  (ssPv12_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 28.21/4.61              X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 28.21/4.61              X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21)
% 28.21/4.61          |  (ssPv7_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 28.21/4.61              X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 28.21/4.61              X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21)
% 28.21/4.61          | ~ (ssNder1_0)
% 28.21/4.61          | ~ (ssNder1_1r1 @ X0)
% 28.21/4.61          | ~ (ssNder1_2r1r1 @ X0 @ X1)
% 28.21/4.61          | ~ (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)
% 28.21/4.61          | ~ (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)
% 28.21/4.61          | ~ (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)
% 28.21/4.61          | ~ (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)
% 28.21/4.61          | ~ (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)
% 28.21/4.61          | ~ (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 28.21/4.61               X7)
% 28.21/4.61          | ~ (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 28.21/4.61               X6 @ X7 @ X8)
% 28.21/4.61          | ~ (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 28.21/4.61               X6 @ X7 @ X8 @ X9)
% 28.21/4.61          | ~ (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 28.21/4.61               X5 @ X6 @ X7 @ X8 @ X9 @ X10)
% 28.21/4.61          | ~ (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 28.21/4.61               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11)
% 28.21/4.61          | ~ (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 28.21/4.61               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)
% 28.21/4.61          | ~ (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 28.21/4.61               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)
% 28.21/4.61          | ~ (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 28.21/4.61               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)
% 28.21/4.61          | ~ (ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 28.21/4.61               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 28.21/4.61               X14 @ X15)
% 28.21/4.61          | ~ (ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 28.21/4.61               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 28.21/4.61               X14 @ X15 @ X16)
% 28.21/4.61          | ~ (ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 28.21/4.61               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 28.21/4.61               X14 @ X15 @ X16 @ X17)
% 28.21/4.61          | ~ (ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 28.21/4.61               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 28.21/4.61               X14 @ X15 @ X16 @ X17 @ X18)
% 28.21/4.61          | ~ (ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 28.21/4.61               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 28.21/4.61               X14 @ X15 @ X16 @ X17 @ X18 @ X19)
% 28.21/4.61          | ~ (ssNder1_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 28.21/4.61               X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 28.21/4.61               X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20))),
% 28.21/4.61      inference('cnf', [status(esa)], [zf_stmt_20])).
% 28.21/4.61  thf(zip_derived_cl967, plain, ( (ssNder1_0)),
% 28.21/4.61      inference('cnf', [status(esa)], [zf_stmt_1])).
% 28.21/4.61  thf(zip_derived_cl973, plain, (![X0 : $i]:  (ssNder1_1r1 @ X0)),
% 28.21/4.61      inference('demod', [status(thm)], [zip_derived_cl966, zip_derived_cl967])).
% 28.21/4.61  thf(zip_derived_cl974, plain,
% 28.21/4.61      (![X0 : $i, X1 : $i]:  (ssNder1_2r1r1 @ X0 @ X1)),
% 28.21/4.61      inference('demod', [status(thm)],
% 28.21/4.61                [zip_derived_cl965, zip_derived_cl967, zip_derived_cl973])).
% 28.21/4.61  thf(zip_derived_cl979, plain,
% 28.21/4.61      (![X0 : $i, X1 : $i, X2 : $i]:  (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)),
% 28.21/4.61      inference('demod', [status(thm)],
% 28.21/4.61                [zip_derived_cl957, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.61                 zip_derived_cl974])).
% 28.21/4.61  thf(zip_derived_cl1005, plain,
% 28.21/4.61      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 28.21/4.61          (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)),
% 28.21/4.61      inference('demod', [status(thm)],
% 28.21/4.61                [zip_derived_cl948, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.61                 zip_derived_cl974, zip_derived_cl979])).
% 28.21/4.61  thf(zip_derived_cl1029, plain,
% 28.21/4.61      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 28.21/4.61          (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)),
% 28.21/4.61      inference('demod', [status(thm)],
% 28.21/4.61                [zip_derived_cl934, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.61                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005])).
% 28.21/4.61  thf(zip_derived_cl1051, plain,
% 28.21/4.61      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 28.21/4.61          (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)),
% 28.21/4.61      inference('demod', [status(thm)],
% 28.21/4.61                [zip_derived_cl920, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.61                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.61                 zip_derived_cl1029])).
% 28.21/4.61  thf(zip_derived_cl1081, plain,
% 28.21/4.61      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i]:
% 28.21/4.61          (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)),
% 28.21/4.61      inference('demod', [status(thm)],
% 28.21/4.61                [zip_derived_cl900, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.61                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.61                 zip_derived_cl1029, zip_derived_cl1051])).
% 28.21/4.61  thf(zip_derived_cl1120, plain,
% 28.21/4.61      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, X7 : $i]:
% 28.21/4.61          (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7)),
% 28.21/4.61      inference('demod', [status(thm)],
% 28.21/4.61                [zip_derived_cl880, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.61                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.61                 zip_derived_cl1029, zip_derived_cl1051, zip_derived_cl1081])).
% 28.21/4.61  thf(zip_derived_cl1158, plain,
% 28.21/4.61      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.61         X7 : $i, X8 : $i]:
% 28.21/4.61          (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 28.21/4.61           X7 @ X8)),
% 28.21/4.61      inference('demod', [status(thm)],
% 28.21/4.61                [zip_derived_cl860, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.61                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.61                 zip_derived_cl1029, zip_derived_cl1051, zip_derived_cl1081, 
% 28.21/4.61                 zip_derived_cl1120])).
% 28.21/4.61  thf(zip_derived_cl1210, plain,
% 28.21/4.61      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.61         X7 : $i, X8 : $i, X9 : $i]:
% 28.21/4.61          (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 28.21/4.61           X7 @ X8 @ X9)),
% 28.21/4.61      inference('demod', [status(thm)],
% 28.21/4.61                [zip_derived_cl829, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.61                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.61                 zip_derived_cl1029, zip_derived_cl1051, zip_derived_cl1081, 
% 28.21/4.61                 zip_derived_cl1120, zip_derived_cl1158])).
% 28.21/4.61  thf(zip_derived_cl1267, plain,
% 28.21/4.61      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.61         X7 : $i, X8 : $i, X9 : $i, X10 : $i]:
% 28.21/4.61          (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 28.21/4.61           X6 @ X7 @ X8 @ X9 @ X10)),
% 28.21/4.61      inference('demod', [status(thm)],
% 28.21/4.61                [zip_derived_cl806, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.61                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.61                 zip_derived_cl1029, zip_derived_cl1051, zip_derived_cl1081, 
% 28.21/4.61                 zip_derived_cl1120, zip_derived_cl1158, zip_derived_cl1210])).
% 28.21/4.61  thf(zip_derived_cl1314, plain,
% 28.21/4.61      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.61         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i]:
% 28.21/4.61          (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 28.21/4.61           X6 @ X7 @ X8 @ X9 @ X10 @ X11)),
% 28.21/4.61      inference('demod', [status(thm)],
% 28.21/4.61                [zip_derived_cl778, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.61                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.61                 zip_derived_cl1029, zip_derived_cl1051, zip_derived_cl1081, 
% 28.21/4.61                 zip_derived_cl1120, zip_derived_cl1158, zip_derived_cl1210, 
% 28.21/4.61                 zip_derived_cl1267])).
% 28.21/4.61  thf(zip_derived_cl1411, plain,
% 28.21/4.61      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.61         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i]:
% 28.21/4.61          (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 28.21/4.61           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)),
% 28.21/4.61      inference('demod', [status(thm)],
% 28.21/4.61                [zip_derived_cl748, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.61                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.61                 zip_derived_cl1029, zip_derived_cl1051, zip_derived_cl1081, 
% 28.21/4.61                 zip_derived_cl1120, zip_derived_cl1158, zip_derived_cl1210, 
% 28.21/4.61                 zip_derived_cl1267, zip_derived_cl1314])).
% 28.21/4.61  thf(zip_derived_cl1467, plain,
% 28.21/4.61      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.61         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i]:
% 28.21/4.61          (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 28.21/4.61           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)),
% 28.21/4.61      inference('demod', [status(thm)],
% 28.21/4.61                [zip_derived_cl717, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.61                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.61                 zip_derived_cl1029, zip_derived_cl1051, zip_derived_cl1081, 
% 28.21/4.61                 zip_derived_cl1120, zip_derived_cl1158, zip_derived_cl1210, 
% 28.21/4.61                 zip_derived_cl1267, zip_derived_cl1314, zip_derived_cl1411])).
% 28.21/4.61  thf(zip_derived_cl1526, plain,
% 28.21/4.61      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.61         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 28.21/4.61         X14 : $i]:
% 28.21/4.61          (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 28.21/4.61           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)),
% 28.21/4.61      inference('demod', [status(thm)],
% 28.21/4.61                [zip_derived_cl677, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.61                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.61                 zip_derived_cl1029, zip_derived_cl1051, zip_derived_cl1081, 
% 28.21/4.61                 zip_derived_cl1120, zip_derived_cl1158, zip_derived_cl1210, 
% 28.21/4.61                 zip_derived_cl1267, zip_derived_cl1314, zip_derived_cl1411, 
% 28.21/4.61                 zip_derived_cl1467])).
% 28.21/4.61  thf(zip_derived_cl1590, plain,
% 28.21/4.61      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.61         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 28.21/4.61         X14 : $i, X15 : $i]:
% 28.21/4.61          (ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 28.21/4.61           X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15)),
% 28.21/4.61      inference('demod', [status(thm)],
% 28.21/4.61                [zip_derived_cl640, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.61                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.61                 zip_derived_cl1029, zip_derived_cl1051, zip_derived_cl1081, 
% 28.21/4.61                 zip_derived_cl1120, zip_derived_cl1158, zip_derived_cl1210, 
% 28.21/4.61                 zip_derived_cl1267, zip_derived_cl1314, zip_derived_cl1411, 
% 28.21/4.61                 zip_derived_cl1467, zip_derived_cl1526])).
% 28.21/4.61  thf(clause368, conjecture,
% 28.21/4.61    (~( ( ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.61          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 28.21/4.61          X10 @ X11 ) | 
% 28.21/4.61        ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 28.21/4.61        ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 28.21/4.61        ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 28.21/4.61        ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 28.21/4.61        ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 28.21/4.61        ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 28.21/4.61        ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 28.21/4.61        ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 28.21/4.61        ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 28.21/4.61        ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.61             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 28.21/4.61        ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.61             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 28.21/4.61        ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.61             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 28.21/4.61        ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.61             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 28.21/4.61        ( ~( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.61             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) | 
% 28.21/4.61        ( ~( ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.61             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) ) | 
% 28.21/4.61        ( ~( ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.61             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 28.21/4.61             X9 @ X10 ) ) ))).
% 28.21/4.61  thf(zf_stmt_21, negated_conjecture,
% 28.21/4.61    (( ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.61       U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 28.21/4.61       X10 @ X11 ) | 
% 28.21/4.61     ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 28.21/4.61     ( ~( ssNder1_2r1r1 @ U @ V ) ) | ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 28.21/4.61     ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 28.21/4.61     ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 28.21/4.61     ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 28.21/4.61     ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 28.21/4.61     ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 28.21/4.61     ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 28.21/4.61     ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.61          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 28.21/4.61     ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.61          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 28.21/4.61     ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.61          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 28.21/4.61     ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.61          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 28.21/4.61     ( ~( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.61          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) | 
% 28.21/4.61     ( ~( ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.61          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) ) | 
% 28.21/4.61     ( ~( ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.61          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 28.21/4.61          X10 ) )),
% 28.21/4.61    inference('cnf.neg', [status(esa)], [clause368])).
% 28.21/4.61  thf(zip_derived_cl600, plain,
% 28.21/4.61      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.61         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 28.21/4.61         X14 : $i, X15 : $i, X16 : $i]:
% 28.21/4.61         ( (ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 28.21/4.61            X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ 
% 28.21/4.61            X16)
% 28.21/4.61          | ~ (ssNder1_0)
% 28.21/4.61          | ~ (ssNder1_1r1 @ X0)
% 28.21/4.61          | ~ (ssNder1_2r1r1 @ X0 @ X1)
% 28.21/4.61          | ~ (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)
% 28.21/4.61          | ~ (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)
% 28.21/4.61          | ~ (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)
% 28.21/4.61          | ~ (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)
% 28.21/4.61          | ~ (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)
% 28.21/4.61          | ~ (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 28.21/4.61               X7)
% 28.21/4.61          | ~ (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 28.21/4.61               X6 @ X7 @ X8)
% 28.21/4.61          | ~ (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 28.21/4.61               X6 @ X7 @ X8 @ X9)
% 28.21/4.61          | ~ (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 28.21/4.61               X5 @ X6 @ X7 @ X8 @ X9 @ X10)
% 28.21/4.61          | ~ (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 28.21/4.61               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11)
% 28.21/4.61          | ~ (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 28.21/4.61               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)
% 28.21/4.61          | ~ (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 28.21/4.61               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)
% 28.21/4.61          | ~ (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 28.21/4.61               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)
% 28.21/4.61          | ~ (ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 28.21/4.61               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 28.21/4.61               X14 @ X15))),
% 28.21/4.61      inference('cnf', [status(esa)], [zf_stmt_21])).
% 28.21/4.61  thf(zip_derived_cl967, plain, ( (ssNder1_0)),
% 28.21/4.61      inference('cnf', [status(esa)], [zf_stmt_1])).
% 28.21/4.61  thf(zip_derived_cl973, plain, (![X0 : $i]:  (ssNder1_1r1 @ X0)),
% 28.21/4.61      inference('demod', [status(thm)], [zip_derived_cl966, zip_derived_cl967])).
% 28.21/4.61  thf(zip_derived_cl974, plain,
% 28.21/4.61      (![X0 : $i, X1 : $i]:  (ssNder1_2r1r1 @ X0 @ X1)),
% 28.21/4.61      inference('demod', [status(thm)],
% 28.21/4.61                [zip_derived_cl965, zip_derived_cl967, zip_derived_cl973])).
% 28.21/4.61  thf(zip_derived_cl979, plain,
% 28.21/4.61      (![X0 : $i, X1 : $i, X2 : $i]:  (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)),
% 28.21/4.61      inference('demod', [status(thm)],
% 28.21/4.61                [zip_derived_cl957, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.61                 zip_derived_cl974])).
% 28.21/4.61  thf(zip_derived_cl1005, plain,
% 28.21/4.61      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 28.21/4.61          (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)),
% 28.21/4.61      inference('demod', [status(thm)],
% 28.21/4.61                [zip_derived_cl948, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.61                 zip_derived_cl974, zip_derived_cl979])).
% 28.21/4.61  thf(zip_derived_cl1029, plain,
% 28.21/4.61      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 28.21/4.61          (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)),
% 28.21/4.61      inference('demod', [status(thm)],
% 28.21/4.61                [zip_derived_cl934, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.61                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005])).
% 28.21/4.61  thf(zip_derived_cl1051, plain,
% 28.21/4.61      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 28.21/4.61          (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)),
% 28.21/4.61      inference('demod', [status(thm)],
% 28.21/4.61                [zip_derived_cl920, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.61                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.61                 zip_derived_cl1029])).
% 28.21/4.61  thf(zip_derived_cl1081, plain,
% 28.21/4.61      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i]:
% 28.21/4.61          (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)),
% 28.21/4.61      inference('demod', [status(thm)],
% 28.21/4.61                [zip_derived_cl900, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.61                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.61                 zip_derived_cl1029, zip_derived_cl1051])).
% 28.21/4.61  thf(zip_derived_cl1120, plain,
% 28.21/4.61      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, X7 : $i]:
% 28.21/4.61          (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7)),
% 28.21/4.61      inference('demod', [status(thm)],
% 28.21/4.61                [zip_derived_cl880, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.61                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.61                 zip_derived_cl1029, zip_derived_cl1051, zip_derived_cl1081])).
% 28.21/4.61  thf(zip_derived_cl1158, plain,
% 28.21/4.61      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.61         X7 : $i, X8 : $i]:
% 28.21/4.61          (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 28.21/4.61           X7 @ X8)),
% 28.21/4.61      inference('demod', [status(thm)],
% 28.21/4.61                [zip_derived_cl860, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.61                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.61                 zip_derived_cl1029, zip_derived_cl1051, zip_derived_cl1081, 
% 28.21/4.61                 zip_derived_cl1120])).
% 28.21/4.61  thf(zip_derived_cl1210, plain,
% 28.21/4.61      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.61         X7 : $i, X8 : $i, X9 : $i]:
% 28.21/4.61          (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 28.21/4.61           X7 @ X8 @ X9)),
% 28.21/4.61      inference('demod', [status(thm)],
% 28.21/4.61                [zip_derived_cl829, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.61                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.61                 zip_derived_cl1029, zip_derived_cl1051, zip_derived_cl1081, 
% 28.21/4.61                 zip_derived_cl1120, zip_derived_cl1158])).
% 28.21/4.61  thf(zip_derived_cl1267, plain,
% 28.21/4.61      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.61         X7 : $i, X8 : $i, X9 : $i, X10 : $i]:
% 28.21/4.61          (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 28.21/4.61           X6 @ X7 @ X8 @ X9 @ X10)),
% 28.21/4.61      inference('demod', [status(thm)],
% 28.21/4.61                [zip_derived_cl806, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.61                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.61                 zip_derived_cl1029, zip_derived_cl1051, zip_derived_cl1081, 
% 28.21/4.61                 zip_derived_cl1120, zip_derived_cl1158, zip_derived_cl1210])).
% 28.21/4.61  thf(zip_derived_cl1314, plain,
% 28.21/4.61      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.61         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i]:
% 28.21/4.61          (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 28.21/4.61           X6 @ X7 @ X8 @ X9 @ X10 @ X11)),
% 28.21/4.61      inference('demod', [status(thm)],
% 28.21/4.61                [zip_derived_cl778, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.61                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.61                 zip_derived_cl1029, zip_derived_cl1051, zip_derived_cl1081, 
% 28.21/4.61                 zip_derived_cl1120, zip_derived_cl1158, zip_derived_cl1210, 
% 28.21/4.61                 zip_derived_cl1267])).
% 28.21/4.61  thf(zip_derived_cl1411, plain,
% 28.21/4.61      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.61         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i]:
% 28.21/4.61          (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 28.21/4.61           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)),
% 28.21/4.61      inference('demod', [status(thm)],
% 28.21/4.61                [zip_derived_cl748, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.61                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.61                 zip_derived_cl1029, zip_derived_cl1051, zip_derived_cl1081, 
% 28.21/4.61                 zip_derived_cl1120, zip_derived_cl1158, zip_derived_cl1210, 
% 28.21/4.61                 zip_derived_cl1267, zip_derived_cl1314])).
% 28.21/4.61  thf(zip_derived_cl1467, plain,
% 28.21/4.61      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.61         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i]:
% 28.21/4.61          (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 28.21/4.61           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)),
% 28.21/4.61      inference('demod', [status(thm)],
% 28.21/4.61                [zip_derived_cl717, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.61                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.61                 zip_derived_cl1029, zip_derived_cl1051, zip_derived_cl1081, 
% 28.21/4.61                 zip_derived_cl1120, zip_derived_cl1158, zip_derived_cl1210, 
% 28.21/4.61                 zip_derived_cl1267, zip_derived_cl1314, zip_derived_cl1411])).
% 28.21/4.61  thf(zip_derived_cl1526, plain,
% 28.21/4.61      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.61         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 28.21/4.61         X14 : $i]:
% 28.21/4.61          (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 28.21/4.61           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)),
% 28.21/4.61      inference('demod', [status(thm)],
% 28.21/4.61                [zip_derived_cl677, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.61                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.61                 zip_derived_cl1029, zip_derived_cl1051, zip_derived_cl1081, 
% 28.21/4.61                 zip_derived_cl1120, zip_derived_cl1158, zip_derived_cl1210, 
% 28.21/4.61                 zip_derived_cl1267, zip_derived_cl1314, zip_derived_cl1411, 
% 28.21/4.61                 zip_derived_cl1467])).
% 28.21/4.61  thf(zip_derived_cl1590, plain,
% 28.21/4.61      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.61         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 28.21/4.61         X14 : $i, X15 : $i]:
% 28.21/4.61          (ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 28.21/4.61           X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15)),
% 28.21/4.61      inference('demod', [status(thm)],
% 28.21/4.61                [zip_derived_cl640, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.61                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.61                 zip_derived_cl1029, zip_derived_cl1051, zip_derived_cl1081, 
% 28.21/4.61                 zip_derived_cl1120, zip_derived_cl1158, zip_derived_cl1210, 
% 28.21/4.61                 zip_derived_cl1267, zip_derived_cl1314, zip_derived_cl1411, 
% 28.21/4.61                 zip_derived_cl1467, zip_derived_cl1526])).
% 28.21/4.61  thf(zip_derived_cl1653, plain,
% 28.21/4.61      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.61         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 28.21/4.61         X14 : $i, X15 : $i, X16 : $i]:
% 28.21/4.61          (ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 28.21/4.61           X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ 
% 28.21/4.61           X16)),
% 28.21/4.61      inference('demod', [status(thm)],
% 28.21/4.61                [zip_derived_cl600, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.61                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.61                 zip_derived_cl1029, zip_derived_cl1051, zip_derived_cl1081, 
% 28.21/4.61                 zip_derived_cl1120, zip_derived_cl1158, zip_derived_cl1210, 
% 28.21/4.61                 zip_derived_cl1267, zip_derived_cl1314, zip_derived_cl1411, 
% 28.21/4.61                 zip_derived_cl1467, zip_derived_cl1526, zip_derived_cl1590])).
% 28.21/4.61  thf(clause406, conjecture,
% 28.21/4.61    (~( ( ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.61          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 28.21/4.61          X10 @ X11 @ X12 ) | 
% 28.21/4.61        ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 28.21/4.61        ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 28.21/4.61        ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 28.21/4.61        ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 28.21/4.61        ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 28.21/4.61        ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 28.21/4.61        ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 28.21/4.61        ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 28.21/4.61        ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 28.21/4.61        ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.61             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 28.21/4.61        ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.61             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 28.21/4.61        ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.61             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 28.21/4.61        ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.61             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 28.21/4.61        ( ~( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.61             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) | 
% 28.21/4.61        ( ~( ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.61             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) ) | 
% 28.21/4.61        ( ~( ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.61             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 28.21/4.61             X9 @ X10 ) ) | 
% 28.21/4.61        ( ~( ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.61             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 28.21/4.61             X9 @ X10 @ X11 ) ) ))).
% 28.21/4.61  thf(zf_stmt_22, negated_conjecture,
% 28.21/4.61    (( ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.61       U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 28.21/4.61       X10 @ X11 @ X12 ) | 
% 28.21/4.61     ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 28.21/4.61     ( ~( ssNder1_2r1r1 @ U @ V ) ) | ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 28.21/4.61     ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 28.21/4.61     ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 28.21/4.61     ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 28.21/4.61     ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 28.21/4.61     ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 28.21/4.61     ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 28.21/4.61     ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.61          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 28.21/4.61     ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.61          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 28.21/4.61     ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.61          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 28.21/4.61     ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.61          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 28.21/4.61     ( ~( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.61          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) | 
% 28.21/4.61     ( ~( ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.61          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) ) | 
% 28.21/4.61     ( ~( ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.61          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 28.21/4.61          X10 ) ) | 
% 28.21/4.61     ( ~( ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.61          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 28.21/4.61          X10 @ X11 ) )),
% 28.21/4.61    inference('cnf.neg', [status(esa)], [clause406])).
% 28.21/4.61  thf(zip_derived_cl562, plain,
% 28.21/4.61      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.61         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 28.21/4.61         X14 : $i, X15 : $i, X16 : $i, X17 : $i]:
% 28.21/4.61         ( (ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 28.21/4.61            X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 28.21/4.61            X15 @ X16 @ X17)
% 28.21/4.61          | ~ (ssNder1_0)
% 28.21/4.61          | ~ (ssNder1_1r1 @ X0)
% 28.21/4.61          | ~ (ssNder1_2r1r1 @ X0 @ X1)
% 28.21/4.61          | ~ (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)
% 28.21/4.61          | ~ (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)
% 28.21/4.61          | ~ (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)
% 28.21/4.61          | ~ (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)
% 28.21/4.61          | ~ (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)
% 28.21/4.61          | ~ (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 28.21/4.61               X7)
% 28.21/4.61          | ~ (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 28.21/4.61               X6 @ X7 @ X8)
% 28.21/4.61          | ~ (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 28.21/4.61               X6 @ X7 @ X8 @ X9)
% 28.21/4.61          | ~ (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 28.21/4.61               X5 @ X6 @ X7 @ X8 @ X9 @ X10)
% 28.21/4.61          | ~ (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 28.21/4.61               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11)
% 28.21/4.61          | ~ (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 28.21/4.61               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)
% 28.21/4.61          | ~ (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 28.21/4.61               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)
% 28.21/4.61          | ~ (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 28.21/4.61               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)
% 28.21/4.61          | ~ (ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 28.21/4.61               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 28.21/4.61               X14 @ X15)
% 28.21/4.61          | ~ (ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 28.21/4.61               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 28.21/4.61               X14 @ X15 @ X16))),
% 28.21/4.61      inference('cnf', [status(esa)], [zf_stmt_22])).
% 28.21/4.61  thf(zip_derived_cl967, plain, ( (ssNder1_0)),
% 28.21/4.61      inference('cnf', [status(esa)], [zf_stmt_1])).
% 28.21/4.61  thf(zip_derived_cl973, plain, (![X0 : $i]:  (ssNder1_1r1 @ X0)),
% 28.21/4.61      inference('demod', [status(thm)], [zip_derived_cl966, zip_derived_cl967])).
% 28.21/4.61  thf(zip_derived_cl974, plain,
% 28.21/4.61      (![X0 : $i, X1 : $i]:  (ssNder1_2r1r1 @ X0 @ X1)),
% 28.21/4.61      inference('demod', [status(thm)],
% 28.21/4.61                [zip_derived_cl965, zip_derived_cl967, zip_derived_cl973])).
% 28.21/4.61  thf(zip_derived_cl979, plain,
% 28.21/4.61      (![X0 : $i, X1 : $i, X2 : $i]:  (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)),
% 28.21/4.61      inference('demod', [status(thm)],
% 28.21/4.61                [zip_derived_cl957, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.61                 zip_derived_cl974])).
% 28.21/4.61  thf(zip_derived_cl1005, plain,
% 28.21/4.61      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 28.21/4.61          (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)),
% 28.21/4.61      inference('demod', [status(thm)],
% 28.21/4.61                [zip_derived_cl948, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.61                 zip_derived_cl974, zip_derived_cl979])).
% 28.21/4.61  thf(zip_derived_cl1029, plain,
% 28.21/4.61      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 28.21/4.61          (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)),
% 28.21/4.61      inference('demod', [status(thm)],
% 28.21/4.61                [zip_derived_cl934, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.61                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005])).
% 28.21/4.61  thf(zip_derived_cl1051, plain,
% 28.21/4.61      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 28.21/4.61          (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)),
% 28.21/4.61      inference('demod', [status(thm)],
% 28.21/4.61                [zip_derived_cl920, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.61                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.61                 zip_derived_cl1029])).
% 28.21/4.61  thf(zip_derived_cl1081, plain,
% 28.21/4.61      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i]:
% 28.21/4.61          (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)),
% 28.21/4.61      inference('demod', [status(thm)],
% 28.21/4.61                [zip_derived_cl900, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.61                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.61                 zip_derived_cl1029, zip_derived_cl1051])).
% 28.21/4.61  thf(zip_derived_cl1120, plain,
% 28.21/4.61      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, X7 : $i]:
% 28.21/4.61          (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7)),
% 28.21/4.61      inference('demod', [status(thm)],
% 28.21/4.61                [zip_derived_cl880, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.61                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.61                 zip_derived_cl1029, zip_derived_cl1051, zip_derived_cl1081])).
% 28.21/4.61  thf(zip_derived_cl1158, plain,
% 28.21/4.61      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.61         X7 : $i, X8 : $i]:
% 28.21/4.61          (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 28.21/4.61           X7 @ X8)),
% 28.21/4.61      inference('demod', [status(thm)],
% 28.21/4.61                [zip_derived_cl860, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.61                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.61                 zip_derived_cl1029, zip_derived_cl1051, zip_derived_cl1081, 
% 28.21/4.61                 zip_derived_cl1120])).
% 28.21/4.61  thf(zip_derived_cl1210, plain,
% 28.21/4.61      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.61         X7 : $i, X8 : $i, X9 : $i]:
% 28.21/4.61          (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 28.21/4.61           X7 @ X8 @ X9)),
% 28.21/4.61      inference('demod', [status(thm)],
% 28.21/4.61                [zip_derived_cl829, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.61                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.61                 zip_derived_cl1029, zip_derived_cl1051, zip_derived_cl1081, 
% 28.21/4.61                 zip_derived_cl1120, zip_derived_cl1158])).
% 28.21/4.61  thf(zip_derived_cl1267, plain,
% 28.21/4.61      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.61         X7 : $i, X8 : $i, X9 : $i, X10 : $i]:
% 28.21/4.61          (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 28.21/4.61           X6 @ X7 @ X8 @ X9 @ X10)),
% 28.21/4.61      inference('demod', [status(thm)],
% 28.21/4.61                [zip_derived_cl806, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.61                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.61                 zip_derived_cl1029, zip_derived_cl1051, zip_derived_cl1081, 
% 28.21/4.61                 zip_derived_cl1120, zip_derived_cl1158, zip_derived_cl1210])).
% 28.21/4.61  thf(zip_derived_cl1314, plain,
% 28.21/4.61      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.61         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i]:
% 28.21/4.61          (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 28.21/4.61           X6 @ X7 @ X8 @ X9 @ X10 @ X11)),
% 28.21/4.61      inference('demod', [status(thm)],
% 28.21/4.61                [zip_derived_cl778, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.61                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.61                 zip_derived_cl1029, zip_derived_cl1051, zip_derived_cl1081, 
% 28.21/4.61                 zip_derived_cl1120, zip_derived_cl1158, zip_derived_cl1210, 
% 28.21/4.61                 zip_derived_cl1267])).
% 28.21/4.61  thf(zip_derived_cl1411, plain,
% 28.21/4.61      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.61         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i]:
% 28.21/4.61          (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 28.21/4.61           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)),
% 28.21/4.61      inference('demod', [status(thm)],
% 28.21/4.61                [zip_derived_cl748, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.61                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.61                 zip_derived_cl1029, zip_derived_cl1051, zip_derived_cl1081, 
% 28.21/4.61                 zip_derived_cl1120, zip_derived_cl1158, zip_derived_cl1210, 
% 28.21/4.61                 zip_derived_cl1267, zip_derived_cl1314])).
% 28.21/4.61  thf(zip_derived_cl1467, plain,
% 28.21/4.61      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.61         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i]:
% 28.21/4.61          (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 28.21/4.61           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)),
% 28.21/4.61      inference('demod', [status(thm)],
% 28.21/4.61                [zip_derived_cl717, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.61                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.61                 zip_derived_cl1029, zip_derived_cl1051, zip_derived_cl1081, 
% 28.21/4.61                 zip_derived_cl1120, zip_derived_cl1158, zip_derived_cl1210, 
% 28.21/4.61                 zip_derived_cl1267, zip_derived_cl1314, zip_derived_cl1411])).
% 28.21/4.61  thf(zip_derived_cl1526, plain,
% 28.21/4.61      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.61         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 28.21/4.61         X14 : $i]:
% 28.21/4.61          (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 28.21/4.61           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)),
% 28.21/4.61      inference('demod', [status(thm)],
% 28.21/4.61                [zip_derived_cl677, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.61                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.61                 zip_derived_cl1029, zip_derived_cl1051, zip_derived_cl1081, 
% 28.21/4.61                 zip_derived_cl1120, zip_derived_cl1158, zip_derived_cl1210, 
% 28.21/4.61                 zip_derived_cl1267, zip_derived_cl1314, zip_derived_cl1411, 
% 28.21/4.61                 zip_derived_cl1467])).
% 28.21/4.61  thf(zip_derived_cl1590, plain,
% 28.21/4.61      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.61         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 28.21/4.61         X14 : $i, X15 : $i]:
% 28.21/4.61          (ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 28.21/4.61           X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15)),
% 28.21/4.61      inference('demod', [status(thm)],
% 28.21/4.61                [zip_derived_cl640, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.61                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.61                 zip_derived_cl1029, zip_derived_cl1051, zip_derived_cl1081, 
% 28.21/4.61                 zip_derived_cl1120, zip_derived_cl1158, zip_derived_cl1210, 
% 28.21/4.61                 zip_derived_cl1267, zip_derived_cl1314, zip_derived_cl1411, 
% 28.21/4.61                 zip_derived_cl1467, zip_derived_cl1526])).
% 28.21/4.61  thf(zip_derived_cl1653, plain,
% 28.21/4.61      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.61         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 28.21/4.61         X14 : $i, X15 : $i, X16 : $i]:
% 28.21/4.61          (ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 28.21/4.61           X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ 
% 28.21/4.61           X16)),
% 28.21/4.61      inference('demod', [status(thm)],
% 28.21/4.61                [zip_derived_cl600, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.61                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.61                 zip_derived_cl1029, zip_derived_cl1051, zip_derived_cl1081, 
% 28.21/4.61                 zip_derived_cl1120, zip_derived_cl1158, zip_derived_cl1210, 
% 28.21/4.61                 zip_derived_cl1267, zip_derived_cl1314, zip_derived_cl1411, 
% 28.21/4.61                 zip_derived_cl1467, zip_derived_cl1526, zip_derived_cl1590])).
% 28.21/4.61  thf(zip_derived_cl1716, plain,
% 28.21/4.61      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.61         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 28.21/4.61         X14 : $i, X15 : $i, X16 : $i, X17 : $i]:
% 28.21/4.61          (ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 28.21/4.61           X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 28.21/4.61           X15 @ X16 @ X17)),
% 28.21/4.61      inference('demod', [status(thm)],
% 28.21/4.61                [zip_derived_cl562, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.61                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.61                 zip_derived_cl1029, zip_derived_cl1051, zip_derived_cl1081, 
% 28.21/4.61                 zip_derived_cl1120, zip_derived_cl1158, zip_derived_cl1210, 
% 28.21/4.61                 zip_derived_cl1267, zip_derived_cl1314, zip_derived_cl1411, 
% 28.21/4.61                 zip_derived_cl1467, zip_derived_cl1526, zip_derived_cl1590, 
% 28.21/4.61                 zip_derived_cl1653])).
% 28.21/4.61  thf(clause448, conjecture,
% 28.21/4.61    (~( ( ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.61          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 28.21/4.61          X10 @ X11 @ X12 @ X13 ) | 
% 28.21/4.61        ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 28.21/4.61        ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 28.21/4.61        ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 28.21/4.61        ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 28.21/4.61        ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 28.21/4.61        ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 28.21/4.61        ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 28.21/4.61        ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 28.21/4.61        ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 28.21/4.61        ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.61             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 28.21/4.61        ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.61             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 28.21/4.61        ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.61             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 28.21/4.61        ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.61             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 28.21/4.61        ( ~( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.61             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) | 
% 28.21/4.61        ( ~( ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.61             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) ) | 
% 28.21/4.61        ( ~( ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.61             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 28.21/4.61             X9 @ X10 ) ) | 
% 28.21/4.61        ( ~( ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.61             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 28.21/4.61             X9 @ X10 @ X11 ) ) | 
% 28.21/4.61        ( ~( ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.61             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 28.21/4.61             X9 @ X10 @ X11 @ X12 ) ) ))).
% 28.21/4.61  thf(zf_stmt_23, negated_conjecture,
% 28.21/4.61    (( ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.61       U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 28.21/4.61       X10 @ X11 @ X12 @ X13 ) | 
% 28.21/4.61     ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 28.21/4.61     ( ~( ssNder1_2r1r1 @ U @ V ) ) | ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 28.21/4.61     ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 28.21/4.61     ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 28.21/4.61     ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 28.21/4.61     ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 28.21/4.61     ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 28.21/4.61     ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 28.21/4.61     ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.61          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 28.21/4.61     ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.61          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 28.21/4.61     ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.61          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 28.21/4.61     ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.61          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 28.21/4.61     ( ~( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.61          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) | 
% 28.21/4.61     ( ~( ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.61          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) ) | 
% 28.21/4.61     ( ~( ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.61          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 28.21/4.61          X10 ) ) | 
% 28.21/4.61     ( ~( ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.61          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 28.21/4.61          X10 @ X11 ) ) | 
% 28.21/4.61     ( ~( ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.61          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 28.21/4.61          X10 @ X11 @ X12 ) )),
% 28.21/4.61    inference('cnf.neg', [status(esa)], [clause448])).
% 28.21/4.61  thf(zip_derived_cl520, plain,
% 28.21/4.61      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.61         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 28.21/4.61         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i]:
% 28.21/4.61         ( (ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 28.21/4.61            X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 28.21/4.61            X15 @ X16 @ X17 @ X18)
% 28.21/4.61          | ~ (ssNder1_0)
% 28.21/4.61          | ~ (ssNder1_1r1 @ X0)
% 28.21/4.61          | ~ (ssNder1_2r1r1 @ X0 @ X1)
% 28.21/4.61          | ~ (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)
% 28.21/4.61          | ~ (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)
% 28.21/4.61          | ~ (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)
% 28.21/4.61          | ~ (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)
% 28.21/4.61          | ~ (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)
% 28.21/4.61          | ~ (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 28.21/4.61               X7)
% 28.21/4.61          | ~ (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 28.21/4.61               X6 @ X7 @ X8)
% 28.21/4.61          | ~ (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 28.21/4.61               X6 @ X7 @ X8 @ X9)
% 28.21/4.61          | ~ (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 28.21/4.61               X5 @ X6 @ X7 @ X8 @ X9 @ X10)
% 28.21/4.61          | ~ (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 28.21/4.61               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11)
% 28.21/4.61          | ~ (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 28.21/4.61               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)
% 28.21/4.61          | ~ (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 28.21/4.61               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)
% 28.21/4.61          | ~ (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 28.21/4.61               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)
% 28.21/4.61          | ~ (ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 28.21/4.61               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 28.21/4.61               X14 @ X15)
% 28.21/4.61          | ~ (ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 28.21/4.61               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 28.21/4.61               X14 @ X15 @ X16)
% 28.21/4.61          | ~ (ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 28.21/4.61               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 28.21/4.61               X14 @ X15 @ X16 @ X17))),
% 28.21/4.61      inference('cnf', [status(esa)], [zf_stmt_23])).
% 28.21/4.61  thf(zip_derived_cl967, plain, ( (ssNder1_0)),
% 28.21/4.61      inference('cnf', [status(esa)], [zf_stmt_1])).
% 28.21/4.61  thf(zip_derived_cl973, plain, (![X0 : $i]:  (ssNder1_1r1 @ X0)),
% 28.21/4.61      inference('demod', [status(thm)], [zip_derived_cl966, zip_derived_cl967])).
% 28.21/4.61  thf(zip_derived_cl974, plain,
% 28.21/4.61      (![X0 : $i, X1 : $i]:  (ssNder1_2r1r1 @ X0 @ X1)),
% 28.21/4.61      inference('demod', [status(thm)],
% 28.21/4.61                [zip_derived_cl965, zip_derived_cl967, zip_derived_cl973])).
% 28.21/4.61  thf(zip_derived_cl979, plain,
% 28.21/4.61      (![X0 : $i, X1 : $i, X2 : $i]:  (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)),
% 28.21/4.61      inference('demod', [status(thm)],
% 28.21/4.61                [zip_derived_cl957, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.61                 zip_derived_cl974])).
% 28.21/4.61  thf(zip_derived_cl1005, plain,
% 28.21/4.61      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 28.21/4.61          (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)),
% 28.21/4.61      inference('demod', [status(thm)],
% 28.21/4.61                [zip_derived_cl948, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.61                 zip_derived_cl974, zip_derived_cl979])).
% 28.21/4.61  thf(zip_derived_cl1029, plain,
% 28.21/4.61      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 28.21/4.61          (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)),
% 28.21/4.61      inference('demod', [status(thm)],
% 28.21/4.61                [zip_derived_cl934, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.61                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005])).
% 28.21/4.61  thf(zip_derived_cl1051, plain,
% 28.21/4.61      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 28.21/4.61          (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)),
% 28.21/4.61      inference('demod', [status(thm)],
% 28.21/4.61                [zip_derived_cl920, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.61                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.61                 zip_derived_cl1029])).
% 28.21/4.61  thf(zip_derived_cl1081, plain,
% 28.21/4.61      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i]:
% 28.21/4.61          (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)),
% 28.21/4.61      inference('demod', [status(thm)],
% 28.21/4.61                [zip_derived_cl900, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.61                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.61                 zip_derived_cl1029, zip_derived_cl1051])).
% 28.21/4.61  thf(zip_derived_cl1120, plain,
% 28.21/4.61      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, X7 : $i]:
% 28.21/4.61          (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7)),
% 28.21/4.61      inference('demod', [status(thm)],
% 28.21/4.61                [zip_derived_cl880, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.61                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.61                 zip_derived_cl1029, zip_derived_cl1051, zip_derived_cl1081])).
% 28.21/4.61  thf(zip_derived_cl1158, plain,
% 28.21/4.61      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.61         X7 : $i, X8 : $i]:
% 28.21/4.61          (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 28.21/4.61           X7 @ X8)),
% 28.21/4.61      inference('demod', [status(thm)],
% 28.21/4.61                [zip_derived_cl860, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.61                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.61                 zip_derived_cl1029, zip_derived_cl1051, zip_derived_cl1081, 
% 28.21/4.61                 zip_derived_cl1120])).
% 28.21/4.61  thf(zip_derived_cl1210, plain,
% 28.21/4.61      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.61         X7 : $i, X8 : $i, X9 : $i]:
% 28.21/4.61          (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 28.21/4.61           X7 @ X8 @ X9)),
% 28.21/4.61      inference('demod', [status(thm)],
% 28.21/4.61                [zip_derived_cl829, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.61                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.61                 zip_derived_cl1029, zip_derived_cl1051, zip_derived_cl1081, 
% 28.21/4.61                 zip_derived_cl1120, zip_derived_cl1158])).
% 28.21/4.61  thf(zip_derived_cl1267, plain,
% 28.21/4.61      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.61         X7 : $i, X8 : $i, X9 : $i, X10 : $i]:
% 28.21/4.61          (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 28.21/4.61           X6 @ X7 @ X8 @ X9 @ X10)),
% 28.21/4.61      inference('demod', [status(thm)],
% 28.21/4.61                [zip_derived_cl806, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.61                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.61                 zip_derived_cl1029, zip_derived_cl1051, zip_derived_cl1081, 
% 28.21/4.61                 zip_derived_cl1120, zip_derived_cl1158, zip_derived_cl1210])).
% 28.21/4.61  thf(zip_derived_cl1314, plain,
% 28.21/4.61      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.61         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i]:
% 28.21/4.61          (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 28.21/4.61           X6 @ X7 @ X8 @ X9 @ X10 @ X11)),
% 28.21/4.61      inference('demod', [status(thm)],
% 28.21/4.61                [zip_derived_cl778, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.61                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.61                 zip_derived_cl1029, zip_derived_cl1051, zip_derived_cl1081, 
% 28.21/4.61                 zip_derived_cl1120, zip_derived_cl1158, zip_derived_cl1210, 
% 28.21/4.61                 zip_derived_cl1267])).
% 28.21/4.61  thf(zip_derived_cl1411, plain,
% 28.21/4.61      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.61         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i]:
% 28.21/4.61          (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 28.21/4.61           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)),
% 28.21/4.61      inference('demod', [status(thm)],
% 28.21/4.61                [zip_derived_cl748, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.61                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.61                 zip_derived_cl1029, zip_derived_cl1051, zip_derived_cl1081, 
% 28.21/4.61                 zip_derived_cl1120, zip_derived_cl1158, zip_derived_cl1210, 
% 28.21/4.61                 zip_derived_cl1267, zip_derived_cl1314])).
% 28.21/4.61  thf(zip_derived_cl1467, plain,
% 28.21/4.61      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.61         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i]:
% 28.21/4.61          (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 28.21/4.61           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)),
% 28.21/4.61      inference('demod', [status(thm)],
% 28.21/4.61                [zip_derived_cl717, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.61                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.61                 zip_derived_cl1029, zip_derived_cl1051, zip_derived_cl1081, 
% 28.21/4.61                 zip_derived_cl1120, zip_derived_cl1158, zip_derived_cl1210, 
% 28.21/4.61                 zip_derived_cl1267, zip_derived_cl1314, zip_derived_cl1411])).
% 28.21/4.61  thf(zip_derived_cl1526, plain,
% 28.21/4.61      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.61         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 28.21/4.61         X14 : $i]:
% 28.21/4.61          (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 28.21/4.61           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)),
% 28.21/4.61      inference('demod', [status(thm)],
% 28.21/4.61                [zip_derived_cl677, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.61                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.61                 zip_derived_cl1029, zip_derived_cl1051, zip_derived_cl1081, 
% 28.21/4.61                 zip_derived_cl1120, zip_derived_cl1158, zip_derived_cl1210, 
% 28.21/4.61                 zip_derived_cl1267, zip_derived_cl1314, zip_derived_cl1411, 
% 28.21/4.61                 zip_derived_cl1467])).
% 28.21/4.61  thf(zip_derived_cl1590, plain,
% 28.21/4.61      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.61         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 28.21/4.61         X14 : $i, X15 : $i]:
% 28.21/4.61          (ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 28.21/4.61           X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15)),
% 28.21/4.61      inference('demod', [status(thm)],
% 28.21/4.61                [zip_derived_cl640, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.61                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.61                 zip_derived_cl1029, zip_derived_cl1051, zip_derived_cl1081, 
% 28.21/4.61                 zip_derived_cl1120, zip_derived_cl1158, zip_derived_cl1210, 
% 28.21/4.61                 zip_derived_cl1267, zip_derived_cl1314, zip_derived_cl1411, 
% 28.21/4.61                 zip_derived_cl1467, zip_derived_cl1526])).
% 28.21/4.61  thf(zip_derived_cl1653, plain,
% 28.21/4.61      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.61         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 28.21/4.61         X14 : $i, X15 : $i, X16 : $i]:
% 28.21/4.61          (ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 28.21/4.61           X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ 
% 28.21/4.61           X16)),
% 28.21/4.61      inference('demod', [status(thm)],
% 28.21/4.61                [zip_derived_cl600, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.61                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.61                 zip_derived_cl1029, zip_derived_cl1051, zip_derived_cl1081, 
% 28.21/4.61                 zip_derived_cl1120, zip_derived_cl1158, zip_derived_cl1210, 
% 28.21/4.61                 zip_derived_cl1267, zip_derived_cl1314, zip_derived_cl1411, 
% 28.21/4.61                 zip_derived_cl1467, zip_derived_cl1526, zip_derived_cl1590])).
% 28.21/4.61  thf(zip_derived_cl1716, plain,
% 28.21/4.61      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.61         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 28.21/4.61         X14 : $i, X15 : $i, X16 : $i, X17 : $i]:
% 28.21/4.61          (ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 28.21/4.61           X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 28.21/4.61           X15 @ X16 @ X17)),
% 28.21/4.61      inference('demod', [status(thm)],
% 28.21/4.61                [zip_derived_cl562, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.61                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.61                 zip_derived_cl1029, zip_derived_cl1051, zip_derived_cl1081, 
% 28.21/4.61                 zip_derived_cl1120, zip_derived_cl1158, zip_derived_cl1210, 
% 28.21/4.61                 zip_derived_cl1267, zip_derived_cl1314, zip_derived_cl1411, 
% 28.21/4.61                 zip_derived_cl1467, zip_derived_cl1526, zip_derived_cl1590, 
% 28.21/4.61                 zip_derived_cl1653])).
% 28.21/4.61  thf(zip_derived_cl1787, plain,
% 28.21/4.61      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.61         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 28.21/4.61         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i]:
% 28.21/4.61          (ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 28.21/4.61           X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 28.21/4.61           X15 @ X16 @ X17 @ X18)),
% 28.21/4.61      inference('demod', [status(thm)],
% 28.21/4.61                [zip_derived_cl520, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.61                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.61                 zip_derived_cl1029, zip_derived_cl1051, zip_derived_cl1081, 
% 28.21/4.61                 zip_derived_cl1120, zip_derived_cl1158, zip_derived_cl1210, 
% 28.21/4.61                 zip_derived_cl1267, zip_derived_cl1314, zip_derived_cl1411, 
% 28.21/4.61                 zip_derived_cl1467, zip_derived_cl1526, zip_derived_cl1590, 
% 28.21/4.61                 zip_derived_cl1653, zip_derived_cl1716])).
% 28.21/4.61  thf(clause491, conjecture,
% 28.21/4.61    (~( ( ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.61          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 28.21/4.61          X10 @ X11 @ X12 @ X13 @ X14 ) | 
% 28.21/4.61        ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 28.21/4.61        ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 28.21/4.61        ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 28.21/4.61        ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 28.21/4.61        ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 28.21/4.61        ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 28.21/4.61        ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 28.21/4.61        ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 28.21/4.61        ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 28.21/4.61        ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.61             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 28.21/4.61        ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.61             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 28.21/4.61        ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.61             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 28.21/4.61        ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.61             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 28.21/4.61        ( ~( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.61             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) | 
% 28.21/4.61        ( ~( ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.61             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) ) | 
% 28.21/4.61        ( ~( ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.61             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 28.21/4.61             X9 @ X10 ) ) | 
% 28.21/4.61        ( ~( ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.61             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 28.21/4.61             X9 @ X10 @ X11 ) ) | 
% 28.21/4.61        ( ~( ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.61             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 28.21/4.61             X9 @ X10 @ X11 @ X12 ) ) | 
% 28.21/4.61        ( ~( ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.61             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 28.21/4.61             X9 @ X10 @ X11 @ X12 @ X13 ) ) ))).
% 28.21/4.61  thf(zf_stmt_24, negated_conjecture,
% 28.21/4.61    (( ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.61       U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 28.21/4.61       X10 @ X11 @ X12 @ X13 @ X14 ) | 
% 28.21/4.61     ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 28.21/4.61     ( ~( ssNder1_2r1r1 @ U @ V ) ) | ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 28.21/4.61     ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 28.21/4.61     ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 28.21/4.61     ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 28.21/4.61     ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 28.21/4.61     ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 28.21/4.61     ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 28.21/4.61     ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.61          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 28.21/4.61     ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.61          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 28.21/4.61     ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.61          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 28.21/4.61     ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.61          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 28.21/4.61     ( ~( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.61          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) | 
% 28.21/4.61     ( ~( ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.61          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) ) | 
% 28.21/4.61     ( ~( ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.61          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 28.21/4.61          X10 ) ) | 
% 28.21/4.61     ( ~( ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.61          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 28.21/4.61          X10 @ X11 ) ) | 
% 28.21/4.61     ( ~( ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.61          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 28.21/4.61          X10 @ X11 @ X12 ) ) | 
% 28.21/4.61     ( ~( ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.61          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 28.21/4.61          X10 @ X11 @ X12 @ X13 ) )),
% 28.21/4.61    inference('cnf.neg', [status(esa)], [clause491])).
% 28.21/4.61  thf(zip_derived_cl477, plain,
% 28.21/4.61      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.61         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 28.21/4.61         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i]:
% 28.21/4.61         ( (ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 28.21/4.61            X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 28.21/4.61            X14 @ X15 @ X16 @ X17 @ X18 @ X19)
% 28.21/4.61          | ~ (ssNder1_0)
% 28.21/4.61          | ~ (ssNder1_1r1 @ X0)
% 28.21/4.61          | ~ (ssNder1_2r1r1 @ X0 @ X1)
% 28.21/4.61          | ~ (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)
% 28.21/4.61          | ~ (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)
% 28.21/4.61          | ~ (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)
% 28.21/4.61          | ~ (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)
% 28.21/4.61          | ~ (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)
% 28.21/4.61          | ~ (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 28.21/4.61               X7)
% 28.21/4.61          | ~ (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 28.21/4.61               X6 @ X7 @ X8)
% 28.21/4.61          | ~ (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 28.21/4.61               X6 @ X7 @ X8 @ X9)
% 28.21/4.61          | ~ (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 28.21/4.61               X5 @ X6 @ X7 @ X8 @ X9 @ X10)
% 28.21/4.61          | ~ (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 28.21/4.61               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11)
% 28.21/4.61          | ~ (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 28.21/4.61               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)
% 28.21/4.61          | ~ (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 28.21/4.61               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)
% 28.21/4.61          | ~ (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 28.21/4.61               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)
% 28.21/4.61          | ~ (ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 28.21/4.61               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 28.21/4.61               X14 @ X15)
% 28.21/4.61          | ~ (ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 28.21/4.61               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 28.21/4.61               X14 @ X15 @ X16)
% 28.21/4.61          | ~ (ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 28.21/4.61               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 28.21/4.61               X14 @ X15 @ X16 @ X17)
% 28.21/4.61          | ~ (ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 28.21/4.61               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 28.21/4.61               X14 @ X15 @ X16 @ X17 @ X18))),
% 28.21/4.61      inference('cnf', [status(esa)], [zf_stmt_24])).
% 28.21/4.61  thf(zip_derived_cl967, plain, ( (ssNder1_0)),
% 28.21/4.61      inference('cnf', [status(esa)], [zf_stmt_1])).
% 28.21/4.61  thf(zip_derived_cl973, plain, (![X0 : $i]:  (ssNder1_1r1 @ X0)),
% 28.21/4.61      inference('demod', [status(thm)], [zip_derived_cl966, zip_derived_cl967])).
% 28.21/4.61  thf(zip_derived_cl974, plain,
% 28.21/4.61      (![X0 : $i, X1 : $i]:  (ssNder1_2r1r1 @ X0 @ X1)),
% 28.21/4.61      inference('demod', [status(thm)],
% 28.21/4.61                [zip_derived_cl965, zip_derived_cl967, zip_derived_cl973])).
% 28.21/4.61  thf(zip_derived_cl979, plain,
% 28.21/4.61      (![X0 : $i, X1 : $i, X2 : $i]:  (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)),
% 28.21/4.61      inference('demod', [status(thm)],
% 28.21/4.61                [zip_derived_cl957, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.61                 zip_derived_cl974])).
% 28.21/4.61  thf(zip_derived_cl1005, plain,
% 28.21/4.61      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 28.21/4.61          (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)),
% 28.21/4.61      inference('demod', [status(thm)],
% 28.21/4.61                [zip_derived_cl948, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.61                 zip_derived_cl974, zip_derived_cl979])).
% 28.21/4.61  thf(zip_derived_cl1029, plain,
% 28.21/4.61      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 28.21/4.61          (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)),
% 28.21/4.61      inference('demod', [status(thm)],
% 28.21/4.61                [zip_derived_cl934, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.61                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005])).
% 28.21/4.61  thf(zip_derived_cl1051, plain,
% 28.21/4.61      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 28.21/4.61          (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)),
% 28.21/4.61      inference('demod', [status(thm)],
% 28.21/4.61                [zip_derived_cl920, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.61                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.61                 zip_derived_cl1029])).
% 28.21/4.61  thf(zip_derived_cl1081, plain,
% 28.21/4.61      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i]:
% 28.21/4.61          (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)),
% 28.21/4.61      inference('demod', [status(thm)],
% 28.21/4.61                [zip_derived_cl900, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.61                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.61                 zip_derived_cl1029, zip_derived_cl1051])).
% 28.21/4.61  thf(zip_derived_cl1120, plain,
% 28.21/4.61      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, X7 : $i]:
% 28.21/4.61          (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7)),
% 28.21/4.61      inference('demod', [status(thm)],
% 28.21/4.61                [zip_derived_cl880, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.61                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.61                 zip_derived_cl1029, zip_derived_cl1051, zip_derived_cl1081])).
% 28.21/4.61  thf(zip_derived_cl1158, plain,
% 28.21/4.61      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.61         X7 : $i, X8 : $i]:
% 28.21/4.61          (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 28.21/4.61           X7 @ X8)),
% 28.21/4.61      inference('demod', [status(thm)],
% 28.21/4.61                [zip_derived_cl860, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.61                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.61                 zip_derived_cl1029, zip_derived_cl1051, zip_derived_cl1081, 
% 28.21/4.61                 zip_derived_cl1120])).
% 28.21/4.61  thf(zip_derived_cl1210, plain,
% 28.21/4.61      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.61         X7 : $i, X8 : $i, X9 : $i]:
% 28.21/4.61          (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 28.21/4.61           X7 @ X8 @ X9)),
% 28.21/4.61      inference('demod', [status(thm)],
% 28.21/4.61                [zip_derived_cl829, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.61                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.61                 zip_derived_cl1029, zip_derived_cl1051, zip_derived_cl1081, 
% 28.21/4.61                 zip_derived_cl1120, zip_derived_cl1158])).
% 28.21/4.61  thf(zip_derived_cl1267, plain,
% 28.21/4.61      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.61         X7 : $i, X8 : $i, X9 : $i, X10 : $i]:
% 28.21/4.61          (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 28.21/4.61           X6 @ X7 @ X8 @ X9 @ X10)),
% 28.21/4.61      inference('demod', [status(thm)],
% 28.21/4.61                [zip_derived_cl806, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.61                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.61                 zip_derived_cl1029, zip_derived_cl1051, zip_derived_cl1081, 
% 28.21/4.61                 zip_derived_cl1120, zip_derived_cl1158, zip_derived_cl1210])).
% 28.21/4.61  thf(zip_derived_cl1314, plain,
% 28.21/4.61      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.61         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i]:
% 28.21/4.61          (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 28.21/4.61           X6 @ X7 @ X8 @ X9 @ X10 @ X11)),
% 28.21/4.61      inference('demod', [status(thm)],
% 28.21/4.61                [zip_derived_cl778, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.61                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.61                 zip_derived_cl1029, zip_derived_cl1051, zip_derived_cl1081, 
% 28.21/4.61                 zip_derived_cl1120, zip_derived_cl1158, zip_derived_cl1210, 
% 28.21/4.61                 zip_derived_cl1267])).
% 28.21/4.61  thf(zip_derived_cl1411, plain,
% 28.21/4.61      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.61         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i]:
% 28.21/4.61          (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 28.21/4.61           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)),
% 28.21/4.61      inference('demod', [status(thm)],
% 28.21/4.61                [zip_derived_cl748, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.61                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.61                 zip_derived_cl1029, zip_derived_cl1051, zip_derived_cl1081, 
% 28.21/4.61                 zip_derived_cl1120, zip_derived_cl1158, zip_derived_cl1210, 
% 28.21/4.61                 zip_derived_cl1267, zip_derived_cl1314])).
% 28.21/4.61  thf(zip_derived_cl1467, plain,
% 28.21/4.61      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.61         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i]:
% 28.21/4.61          (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 28.21/4.61           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)),
% 28.21/4.61      inference('demod', [status(thm)],
% 28.21/4.61                [zip_derived_cl717, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.61                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.61                 zip_derived_cl1029, zip_derived_cl1051, zip_derived_cl1081, 
% 28.21/4.61                 zip_derived_cl1120, zip_derived_cl1158, zip_derived_cl1210, 
% 28.21/4.61                 zip_derived_cl1267, zip_derived_cl1314, zip_derived_cl1411])).
% 28.21/4.61  thf(zip_derived_cl1526, plain,
% 28.21/4.61      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.61         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 28.21/4.61         X14 : $i]:
% 28.21/4.61          (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 28.21/4.61           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)),
% 28.21/4.61      inference('demod', [status(thm)],
% 28.21/4.61                [zip_derived_cl677, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.61                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.61                 zip_derived_cl1029, zip_derived_cl1051, zip_derived_cl1081, 
% 28.21/4.61                 zip_derived_cl1120, zip_derived_cl1158, zip_derived_cl1210, 
% 28.21/4.61                 zip_derived_cl1267, zip_derived_cl1314, zip_derived_cl1411, 
% 28.21/4.61                 zip_derived_cl1467])).
% 28.21/4.61  thf(zip_derived_cl1590, plain,
% 28.21/4.61      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.61         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 28.21/4.61         X14 : $i, X15 : $i]:
% 28.21/4.61          (ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 28.21/4.61           X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15)),
% 28.21/4.61      inference('demod', [status(thm)],
% 28.21/4.61                [zip_derived_cl640, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.61                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.61                 zip_derived_cl1029, zip_derived_cl1051, zip_derived_cl1081, 
% 28.21/4.61                 zip_derived_cl1120, zip_derived_cl1158, zip_derived_cl1210, 
% 28.21/4.61                 zip_derived_cl1267, zip_derived_cl1314, zip_derived_cl1411, 
% 28.21/4.61                 zip_derived_cl1467, zip_derived_cl1526])).
% 28.21/4.61  thf(zip_derived_cl1653, plain,
% 28.21/4.61      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.61         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 28.21/4.61         X14 : $i, X15 : $i, X16 : $i]:
% 28.21/4.61          (ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 28.21/4.61           X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ 
% 28.21/4.61           X16)),
% 28.21/4.61      inference('demod', [status(thm)],
% 28.21/4.61                [zip_derived_cl600, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.61                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.61                 zip_derived_cl1029, zip_derived_cl1051, zip_derived_cl1081, 
% 28.21/4.61                 zip_derived_cl1120, zip_derived_cl1158, zip_derived_cl1210, 
% 28.21/4.61                 zip_derived_cl1267, zip_derived_cl1314, zip_derived_cl1411, 
% 28.21/4.61                 zip_derived_cl1467, zip_derived_cl1526, zip_derived_cl1590])).
% 28.21/4.61  thf(zip_derived_cl1716, plain,
% 28.21/4.61      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.61         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 28.21/4.61         X14 : $i, X15 : $i, X16 : $i, X17 : $i]:
% 28.21/4.61          (ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 28.21/4.61           X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 28.21/4.61           X15 @ X16 @ X17)),
% 28.21/4.61      inference('demod', [status(thm)],
% 28.21/4.61                [zip_derived_cl562, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.61                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.61                 zip_derived_cl1029, zip_derived_cl1051, zip_derived_cl1081, 
% 28.21/4.61                 zip_derived_cl1120, zip_derived_cl1158, zip_derived_cl1210, 
% 28.21/4.61                 zip_derived_cl1267, zip_derived_cl1314, zip_derived_cl1411, 
% 28.21/4.61                 zip_derived_cl1467, zip_derived_cl1526, zip_derived_cl1590, 
% 28.21/4.61                 zip_derived_cl1653])).
% 28.21/4.61  thf(zip_derived_cl1787, plain,
% 28.21/4.61      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.61         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 28.21/4.61         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i]:
% 28.21/4.61          (ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 28.21/4.61           X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 28.21/4.61           X15 @ X16 @ X17 @ X18)),
% 28.21/4.61      inference('demod', [status(thm)],
% 28.21/4.61                [zip_derived_cl520, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.61                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.61                 zip_derived_cl1029, zip_derived_cl1051, zip_derived_cl1081, 
% 28.21/4.61                 zip_derived_cl1120, zip_derived_cl1158, zip_derived_cl1210, 
% 28.21/4.61                 zip_derived_cl1267, zip_derived_cl1314, zip_derived_cl1411, 
% 28.21/4.61                 zip_derived_cl1467, zip_derived_cl1526, zip_derived_cl1590, 
% 28.21/4.61                 zip_derived_cl1653, zip_derived_cl1716])).
% 28.21/4.61  thf(zip_derived_cl1854, plain,
% 28.21/4.61      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.61         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 28.21/4.61         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i]:
% 28.21/4.61          (ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 28.21/4.61           X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 28.21/4.61           X15 @ X16 @ X17 @ X18 @ X19)),
% 28.21/4.61      inference('demod', [status(thm)],
% 28.21/4.61                [zip_derived_cl477, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.61                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.61                 zip_derived_cl1029, zip_derived_cl1051, zip_derived_cl1081, 
% 28.21/4.61                 zip_derived_cl1120, zip_derived_cl1158, zip_derived_cl1210, 
% 28.21/4.61                 zip_derived_cl1267, zip_derived_cl1314, zip_derived_cl1411, 
% 28.21/4.61                 zip_derived_cl1467, zip_derived_cl1526, zip_derived_cl1590, 
% 28.21/4.61                 zip_derived_cl1653, zip_derived_cl1716, zip_derived_cl1787])).
% 28.21/4.61  thf(clause538, conjecture,
% 28.21/4.61    (~( ( ssNder1_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.61          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 28.21/4.61          X10 @ X11 @ X12 @ X13 @ X14 @ X15 ) | 
% 28.21/4.61        ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 28.21/4.61        ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 28.21/4.61        ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 28.21/4.61        ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 28.21/4.61        ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 28.21/4.61        ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 28.21/4.61        ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 28.21/4.61        ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 28.21/4.61        ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 28.21/4.61        ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.61             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 28.21/4.61        ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.61             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 28.21/4.61        ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.61             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 28.21/4.61        ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.61             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 28.21/4.61        ( ~( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.61             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) | 
% 28.21/4.61        ( ~( ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.61             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) ) | 
% 28.21/4.61        ( ~( ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.61             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 28.21/4.61             X9 @ X10 ) ) | 
% 28.21/4.61        ( ~( ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.61             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 28.21/4.61             X9 @ X10 @ X11 ) ) | 
% 28.21/4.61        ( ~( ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.61             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 28.21/4.61             X9 @ X10 @ X11 @ X12 ) ) | 
% 28.21/4.61        ( ~( ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.61             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 28.21/4.61             X9 @ X10 @ X11 @ X12 @ X13 ) ) | 
% 28.21/4.61        ( ~( ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.61             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 28.21/4.61             X9 @ X10 @ X11 @ X12 @ X13 @ X14 ) ) ))).
% 28.21/4.61  thf(zf_stmt_25, negated_conjecture,
% 28.21/4.61    (( ssNder1_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.61       U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 28.21/4.61       X10 @ X11 @ X12 @ X13 @ X14 @ X15 ) | 
% 28.21/4.61     ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 28.21/4.61     ( ~( ssNder1_2r1r1 @ U @ V ) ) | ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 28.21/4.61     ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 28.21/4.61     ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 28.21/4.61     ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 28.21/4.61     ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 28.21/4.61     ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 28.21/4.61     ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 28.21/4.61     ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.61          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 28.21/4.61     ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.61          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 28.21/4.61     ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.61          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 28.21/4.61     ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.61          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 28.21/4.61     ( ~( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.61          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) | 
% 28.21/4.61     ( ~( ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.61          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) ) | 
% 28.21/4.61     ( ~( ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.61          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 28.21/4.61          X10 ) ) | 
% 28.21/4.61     ( ~( ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.61          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 28.21/4.61          X10 @ X11 ) ) | 
% 28.21/4.61     ( ~( ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.61          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 28.21/4.61          X10 @ X11 @ X12 ) ) | 
% 28.21/4.61     ( ~( ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.61          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 28.21/4.61          X10 @ X11 @ X12 @ X13 ) ) | 
% 28.21/4.61     ( ~( ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.61          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 28.21/4.61          X10 @ X11 @ X12 @ X13 @ X14 ) )),
% 28.21/4.61    inference('cnf.neg', [status(esa)], [clause538])).
% 28.21/4.61  thf(zip_derived_cl430, plain,
% 28.21/4.61      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.61         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 28.21/4.61         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i]:
% 28.21/4.61         ( (ssNder1_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 28.21/4.61            X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 28.21/4.61            X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20)
% 28.21/4.61          | ~ (ssNder1_0)
% 28.21/4.61          | ~ (ssNder1_1r1 @ X0)
% 28.21/4.61          | ~ (ssNder1_2r1r1 @ X0 @ X1)
% 28.21/4.61          | ~ (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)
% 28.21/4.61          | ~ (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)
% 28.21/4.61          | ~ (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)
% 28.21/4.61          | ~ (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)
% 28.21/4.61          | ~ (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)
% 28.21/4.61          | ~ (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 28.21/4.61               X7)
% 28.21/4.61          | ~ (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 28.21/4.61               X6 @ X7 @ X8)
% 28.21/4.61          | ~ (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 28.21/4.61               X6 @ X7 @ X8 @ X9)
% 28.21/4.61          | ~ (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 28.21/4.61               X5 @ X6 @ X7 @ X8 @ X9 @ X10)
% 28.21/4.61          | ~ (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 28.21/4.61               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11)
% 28.21/4.61          | ~ (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 28.21/4.61               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)
% 28.21/4.61          | ~ (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 28.21/4.61               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)
% 28.21/4.61          | ~ (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 28.21/4.61               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)
% 28.21/4.61          | ~ (ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 28.21/4.61               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 28.21/4.61               X14 @ X15)
% 28.21/4.61          | ~ (ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 28.21/4.61               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 28.21/4.61               X14 @ X15 @ X16)
% 28.21/4.61          | ~ (ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 28.21/4.61               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 28.21/4.61               X14 @ X15 @ X16 @ X17)
% 28.21/4.61          | ~ (ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 28.21/4.61               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 28.21/4.61               X14 @ X15 @ X16 @ X17 @ X18)
% 28.21/4.61          | ~ (ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 28.21/4.61               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 28.21/4.61               X14 @ X15 @ X16 @ X17 @ X18 @ X19))),
% 28.21/4.61      inference('cnf', [status(esa)], [zf_stmt_25])).
% 28.21/4.61  thf(zip_derived_cl967, plain, ( (ssNder1_0)),
% 28.21/4.61      inference('cnf', [status(esa)], [zf_stmt_1])).
% 28.21/4.61  thf(zip_derived_cl973, plain, (![X0 : $i]:  (ssNder1_1r1 @ X0)),
% 28.21/4.61      inference('demod', [status(thm)], [zip_derived_cl966, zip_derived_cl967])).
% 28.21/4.61  thf(zip_derived_cl974, plain,
% 28.21/4.61      (![X0 : $i, X1 : $i]:  (ssNder1_2r1r1 @ X0 @ X1)),
% 28.21/4.61      inference('demod', [status(thm)],
% 28.21/4.61                [zip_derived_cl965, zip_derived_cl967, zip_derived_cl973])).
% 28.21/4.61  thf(zip_derived_cl979, plain,
% 28.21/4.61      (![X0 : $i, X1 : $i, X2 : $i]:  (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)),
% 28.21/4.61      inference('demod', [status(thm)],
% 28.21/4.61                [zip_derived_cl957, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.61                 zip_derived_cl974])).
% 28.21/4.61  thf(zip_derived_cl1005, plain,
% 28.21/4.61      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 28.21/4.61          (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)),
% 28.21/4.61      inference('demod', [status(thm)],
% 28.21/4.61                [zip_derived_cl948, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.61                 zip_derived_cl974, zip_derived_cl979])).
% 28.21/4.61  thf(zip_derived_cl1029, plain,
% 28.21/4.61      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 28.21/4.61          (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)),
% 28.21/4.61      inference('demod', [status(thm)],
% 28.21/4.61                [zip_derived_cl934, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.61                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005])).
% 28.21/4.61  thf(zip_derived_cl1051, plain,
% 28.21/4.61      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 28.21/4.61          (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)),
% 28.21/4.61      inference('demod', [status(thm)],
% 28.21/4.61                [zip_derived_cl920, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.61                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.61                 zip_derived_cl1029])).
% 28.21/4.61  thf(zip_derived_cl1081, plain,
% 28.21/4.61      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i]:
% 28.21/4.61          (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)),
% 28.21/4.61      inference('demod', [status(thm)],
% 28.21/4.61                [zip_derived_cl900, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.61                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.61                 zip_derived_cl1029, zip_derived_cl1051])).
% 28.21/4.61  thf(zip_derived_cl1120, plain,
% 28.21/4.61      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, X7 : $i]:
% 28.21/4.61          (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7)),
% 28.21/4.61      inference('demod', [status(thm)],
% 28.21/4.61                [zip_derived_cl880, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.61                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.61                 zip_derived_cl1029, zip_derived_cl1051, zip_derived_cl1081])).
% 28.21/4.61  thf(zip_derived_cl1158, plain,
% 28.21/4.61      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.61         X7 : $i, X8 : $i]:
% 28.21/4.61          (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 28.21/4.61           X7 @ X8)),
% 28.21/4.61      inference('demod', [status(thm)],
% 28.21/4.61                [zip_derived_cl860, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.61                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.61                 zip_derived_cl1029, zip_derived_cl1051, zip_derived_cl1081, 
% 28.21/4.61                 zip_derived_cl1120])).
% 28.21/4.61  thf(zip_derived_cl1210, plain,
% 28.21/4.61      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.61         X7 : $i, X8 : $i, X9 : $i]:
% 28.21/4.61          (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 28.21/4.61           X7 @ X8 @ X9)),
% 28.21/4.61      inference('demod', [status(thm)],
% 28.21/4.61                [zip_derived_cl829, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.61                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.61                 zip_derived_cl1029, zip_derived_cl1051, zip_derived_cl1081, 
% 28.21/4.61                 zip_derived_cl1120, zip_derived_cl1158])).
% 28.21/4.61  thf(zip_derived_cl1267, plain,
% 28.21/4.61      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.61         X7 : $i, X8 : $i, X9 : $i, X10 : $i]:
% 28.21/4.61          (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 28.21/4.61           X6 @ X7 @ X8 @ X9 @ X10)),
% 28.21/4.61      inference('demod', [status(thm)],
% 28.21/4.61                [zip_derived_cl806, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.61                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.61                 zip_derived_cl1029, zip_derived_cl1051, zip_derived_cl1081, 
% 28.21/4.61                 zip_derived_cl1120, zip_derived_cl1158, zip_derived_cl1210])).
% 28.21/4.61  thf(zip_derived_cl1314, plain,
% 28.21/4.61      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.61         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i]:
% 28.21/4.61          (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 28.21/4.61           X6 @ X7 @ X8 @ X9 @ X10 @ X11)),
% 28.21/4.61      inference('demod', [status(thm)],
% 28.21/4.61                [zip_derived_cl778, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.61                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.61                 zip_derived_cl1029, zip_derived_cl1051, zip_derived_cl1081, 
% 28.21/4.61                 zip_derived_cl1120, zip_derived_cl1158, zip_derived_cl1210, 
% 28.21/4.61                 zip_derived_cl1267])).
% 28.21/4.61  thf(zip_derived_cl1411, plain,
% 28.21/4.61      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.61         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i]:
% 28.21/4.61          (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 28.21/4.61           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)),
% 28.21/4.61      inference('demod', [status(thm)],
% 28.21/4.61                [zip_derived_cl748, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.61                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.61                 zip_derived_cl1029, zip_derived_cl1051, zip_derived_cl1081, 
% 28.21/4.61                 zip_derived_cl1120, zip_derived_cl1158, zip_derived_cl1210, 
% 28.21/4.61                 zip_derived_cl1267, zip_derived_cl1314])).
% 28.21/4.61  thf(zip_derived_cl1467, plain,
% 28.21/4.61      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.61         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i]:
% 28.21/4.61          (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 28.21/4.61           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)),
% 28.21/4.61      inference('demod', [status(thm)],
% 28.21/4.61                [zip_derived_cl717, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.61                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.61                 zip_derived_cl1029, zip_derived_cl1051, zip_derived_cl1081, 
% 28.21/4.61                 zip_derived_cl1120, zip_derived_cl1158, zip_derived_cl1210, 
% 28.21/4.61                 zip_derived_cl1267, zip_derived_cl1314, zip_derived_cl1411])).
% 28.21/4.61  thf(zip_derived_cl1526, plain,
% 28.21/4.61      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.61         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 28.21/4.61         X14 : $i]:
% 28.21/4.61          (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 28.21/4.61           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)),
% 28.21/4.61      inference('demod', [status(thm)],
% 28.21/4.61                [zip_derived_cl677, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.61                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.61                 zip_derived_cl1029, zip_derived_cl1051, zip_derived_cl1081, 
% 28.21/4.61                 zip_derived_cl1120, zip_derived_cl1158, zip_derived_cl1210, 
% 28.21/4.61                 zip_derived_cl1267, zip_derived_cl1314, zip_derived_cl1411, 
% 28.21/4.61                 zip_derived_cl1467])).
% 28.21/4.61  thf(zip_derived_cl1590, plain,
% 28.21/4.61      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.61         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 28.21/4.61         X14 : $i, X15 : $i]:
% 28.21/4.61          (ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 28.21/4.61           X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15)),
% 28.21/4.61      inference('demod', [status(thm)],
% 28.21/4.61                [zip_derived_cl640, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.61                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.61                 zip_derived_cl1029, zip_derived_cl1051, zip_derived_cl1081, 
% 28.21/4.61                 zip_derived_cl1120, zip_derived_cl1158, zip_derived_cl1210, 
% 28.21/4.61                 zip_derived_cl1267, zip_derived_cl1314, zip_derived_cl1411, 
% 28.21/4.61                 zip_derived_cl1467, zip_derived_cl1526])).
% 28.21/4.61  thf(zip_derived_cl1653, plain,
% 28.21/4.61      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.61         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 28.21/4.61         X14 : $i, X15 : $i, X16 : $i]:
% 28.21/4.61          (ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 28.21/4.61           X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ 
% 28.21/4.61           X16)),
% 28.21/4.61      inference('demod', [status(thm)],
% 28.21/4.61                [zip_derived_cl600, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.61                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.61                 zip_derived_cl1029, zip_derived_cl1051, zip_derived_cl1081, 
% 28.21/4.61                 zip_derived_cl1120, zip_derived_cl1158, zip_derived_cl1210, 
% 28.21/4.61                 zip_derived_cl1267, zip_derived_cl1314, zip_derived_cl1411, 
% 28.21/4.61                 zip_derived_cl1467, zip_derived_cl1526, zip_derived_cl1590])).
% 28.21/4.61  thf(zip_derived_cl1716, plain,
% 28.21/4.61      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.61         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 28.21/4.61         X14 : $i, X15 : $i, X16 : $i, X17 : $i]:
% 28.21/4.61          (ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 28.21/4.61           X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 28.21/4.61           X15 @ X16 @ X17)),
% 28.21/4.61      inference('demod', [status(thm)],
% 28.21/4.61                [zip_derived_cl562, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.61                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.61                 zip_derived_cl1029, zip_derived_cl1051, zip_derived_cl1081, 
% 28.21/4.61                 zip_derived_cl1120, zip_derived_cl1158, zip_derived_cl1210, 
% 28.21/4.61                 zip_derived_cl1267, zip_derived_cl1314, zip_derived_cl1411, 
% 28.21/4.61                 zip_derived_cl1467, zip_derived_cl1526, zip_derived_cl1590, 
% 28.21/4.61                 zip_derived_cl1653])).
% 28.21/4.61  thf(zip_derived_cl1787, plain,
% 28.21/4.61      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.61         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 28.21/4.61         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i]:
% 28.21/4.61          (ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 28.21/4.61           X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 28.21/4.61           X15 @ X16 @ X17 @ X18)),
% 28.21/4.61      inference('demod', [status(thm)],
% 28.21/4.61                [zip_derived_cl520, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.61                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.61                 zip_derived_cl1029, zip_derived_cl1051, zip_derived_cl1081, 
% 28.21/4.61                 zip_derived_cl1120, zip_derived_cl1158, zip_derived_cl1210, 
% 28.21/4.61                 zip_derived_cl1267, zip_derived_cl1314, zip_derived_cl1411, 
% 28.21/4.61                 zip_derived_cl1467, zip_derived_cl1526, zip_derived_cl1590, 
% 28.21/4.61                 zip_derived_cl1653, zip_derived_cl1716])).
% 28.21/4.61  thf(zip_derived_cl1854, plain,
% 28.21/4.61      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.61         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 28.21/4.61         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i]:
% 28.21/4.61          (ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 28.21/4.61           X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 28.21/4.61           X15 @ X16 @ X17 @ X18 @ X19)),
% 28.21/4.61      inference('demod', [status(thm)],
% 28.21/4.61                [zip_derived_cl477, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.61                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.61                 zip_derived_cl1029, zip_derived_cl1051, zip_derived_cl1081, 
% 28.21/4.61                 zip_derived_cl1120, zip_derived_cl1158, zip_derived_cl1210, 
% 28.21/4.61                 zip_derived_cl1267, zip_derived_cl1314, zip_derived_cl1411, 
% 28.21/4.61                 zip_derived_cl1467, zip_derived_cl1526, zip_derived_cl1590, 
% 28.21/4.61                 zip_derived_cl1653, zip_derived_cl1716, zip_derived_cl1787])).
% 28.21/4.61  thf(zip_derived_cl1924, plain,
% 28.21/4.61      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.61         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 28.21/4.61         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i]:
% 28.21/4.61          (ssNder1_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 28.21/4.61           X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 28.21/4.61           X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20)),
% 28.21/4.61      inference('demod', [status(thm)],
% 28.21/4.61                [zip_derived_cl430, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.61                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.61                 zip_derived_cl1029, zip_derived_cl1051, zip_derived_cl1081, 
% 28.21/4.61                 zip_derived_cl1120, zip_derived_cl1158, zip_derived_cl1210, 
% 28.21/4.61                 zip_derived_cl1267, zip_derived_cl1314, zip_derived_cl1411, 
% 28.21/4.61                 zip_derived_cl1467, zip_derived_cl1526, zip_derived_cl1590, 
% 28.21/4.61                 zip_derived_cl1653, zip_derived_cl1716, zip_derived_cl1787, 
% 28.21/4.61                 zip_derived_cl1854])).
% 28.21/4.61  thf(zip_derived_cl2135, plain,
% 28.21/4.61      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.61         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 28.21/4.61         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i, 
% 28.21/4.61         X21 : $i]:
% 28.21/4.61         ( (ssPv17_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 28.21/4.61            X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 28.21/4.61            X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21)
% 28.21/4.61          |  (ssPv15_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 28.21/4.61              X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 28.21/4.61              X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21)
% 28.21/4.61          |  (ssPv12_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 28.21/4.61              X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 28.21/4.61              X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21)
% 28.21/4.61          |  (ssPv7_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 28.21/4.61              X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 28.21/4.61              X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21))),
% 28.21/4.61      inference('demod', [status(thm)],
% 28.21/4.61                [zip_derived_cl248, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.61                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.61                 zip_derived_cl1029, zip_derived_cl1051, zip_derived_cl1081, 
% 28.21/4.61                 zip_derived_cl1120, zip_derived_cl1158, zip_derived_cl1210, 
% 28.21/4.61                 zip_derived_cl1267, zip_derived_cl1314, zip_derived_cl1411, 
% 28.21/4.61                 zip_derived_cl1467, zip_derived_cl1526, zip_derived_cl1590, 
% 28.21/4.61                 zip_derived_cl1653, zip_derived_cl1716, zip_derived_cl1787, 
% 28.21/4.61                 zip_derived_cl1854, zip_derived_cl1924])).
% 28.21/4.61  thf(clause626, conjecture,
% 28.21/4.61    (~( ( ssPv12_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.61          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 28.21/4.61          X10 @ X11 ) | 
% 28.21/4.61        ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 28.21/4.61        ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 28.21/4.61        ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 28.21/4.61        ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 28.21/4.61        ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 28.21/4.61        ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 28.21/4.61        ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 28.21/4.61        ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 28.21/4.61        ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 28.21/4.61        ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.61             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 28.21/4.61        ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.61             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 28.21/4.61        ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.61             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 28.21/4.61        ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.61             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 28.21/4.61        ( ~( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.61             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) | 
% 28.21/4.61        ( ~( ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.61             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) ) | 
% 28.21/4.61        ( ~( ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.61             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 28.21/4.61             X9 @ X10 ) ) | 
% 28.21/4.61        ( ~( ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.61             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 28.21/4.61             X9 @ X10 @ X11 ) ) | 
% 28.21/4.61        ( ~( ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.61             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 28.21/4.61             X9 @ X10 @ X11 @ X12 ) ) | 
% 28.21/4.61        ( ~( ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.61             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 28.21/4.61             X9 @ X10 @ X11 @ X12 @ X13 ) ) | 
% 28.21/4.61        ( ~( ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.61             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 28.21/4.61             X9 @ X10 @ X11 @ X12 @ X13 @ X14 ) ) | 
% 28.21/4.61        ( ~( ssNder1_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.61             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 28.21/4.61             X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 ) ) | 
% 28.21/4.61        ( ~( ssPv12_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.61             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 28.21/4.61             X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 ) ) ))).
% 28.21/4.61  thf(zf_stmt_26, negated_conjecture,
% 28.21/4.61    (( ssPv12_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.61       U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 28.21/4.61       X10 @ X11 ) | 
% 28.21/4.61     ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 28.21/4.61     ( ~( ssNder1_2r1r1 @ U @ V ) ) | ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 28.21/4.61     ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 28.21/4.61     ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 28.21/4.61     ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 28.21/4.61     ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 28.21/4.61     ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 28.21/4.61     ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 28.21/4.61     ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.61          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 28.21/4.61     ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.61          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 28.21/4.61     ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.61          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 28.21/4.61     ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.61          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 28.21/4.61     ( ~( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.61          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) | 
% 28.21/4.61     ( ~( ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.61          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) ) | 
% 28.21/4.61     ( ~( ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.61          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 28.21/4.61          X10 ) ) | 
% 28.21/4.61     ( ~( ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.61          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 28.21/4.61          X10 @ X11 ) ) | 
% 28.21/4.61     ( ~( ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.61          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 28.21/4.61          X10 @ X11 @ X12 ) ) | 
% 28.21/4.61     ( ~( ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.61          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 28.21/4.61          X10 @ X11 @ X12 @ X13 ) ) | 
% 28.21/4.61     ( ~( ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.61          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 28.21/4.61          X10 @ X11 @ X12 @ X13 @ X14 ) ) | 
% 28.21/4.61     ( ~( ssNder1_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.61          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 28.21/4.61          X10 @ X11 @ X12 @ X13 @ X14 @ X15 ) ) | 
% 28.21/4.61     ( ~( ssPv12_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.61          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 28.21/4.61          X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 ) )),
% 28.21/4.61    inference('cnf.neg', [status(esa)], [clause626])).
% 28.21/4.61  thf(zip_derived_cl342, plain,
% 28.21/4.61      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.61         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 28.21/4.61         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i, 
% 28.21/4.61         X21 : $i]:
% 28.21/4.61         ( (ssPv12_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 28.21/4.61            X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ 
% 28.21/4.61            X16)
% 28.21/4.61          | ~ (ssNder1_0)
% 28.21/4.61          | ~ (ssNder1_1r1 @ X0)
% 28.21/4.61          | ~ (ssNder1_2r1r1 @ X0 @ X1)
% 28.21/4.61          | ~ (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)
% 28.21/4.61          | ~ (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)
% 28.21/4.61          | ~ (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)
% 28.21/4.61          | ~ (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)
% 28.21/4.61          | ~ (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)
% 28.21/4.61          | ~ (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 28.21/4.61               X7)
% 28.21/4.61          | ~ (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 28.21/4.61               X6 @ X7 @ X8)
% 28.21/4.61          | ~ (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 28.21/4.61               X6 @ X7 @ X8 @ X9)
% 28.21/4.61          | ~ (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 28.21/4.61               X5 @ X6 @ X7 @ X8 @ X9 @ X10)
% 28.21/4.61          | ~ (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 28.21/4.61               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11)
% 28.21/4.61          | ~ (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 28.21/4.61               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)
% 28.21/4.61          | ~ (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 28.21/4.61               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)
% 28.21/4.61          | ~ (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 28.21/4.61               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)
% 28.21/4.61          | ~ (ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 28.21/4.61               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 28.21/4.61               X14 @ X15)
% 28.21/4.61          | ~ (ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 28.21/4.61               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 28.21/4.61               X14 @ X15 @ X16)
% 28.21/4.61          | ~ (ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 28.21/4.61               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 28.21/4.61               X14 @ X15 @ X16 @ X17)
% 28.21/4.61          | ~ (ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 28.21/4.61               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 28.21/4.61               X14 @ X15 @ X16 @ X17 @ X18)
% 28.21/4.61          | ~ (ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 28.21/4.61               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 28.21/4.61               X14 @ X15 @ X16 @ X17 @ X18 @ X19)
% 28.21/4.61          | ~ (ssNder1_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 28.21/4.61               X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 28.21/4.61               X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20)
% 28.21/4.61          | ~ (ssPv12_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 28.21/4.61               X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 28.21/4.61               X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21))),
% 28.21/4.61      inference('cnf', [status(esa)], [zf_stmt_26])).
% 28.21/4.61  thf(zip_derived_cl967, plain, ( (ssNder1_0)),
% 28.21/4.61      inference('cnf', [status(esa)], [zf_stmt_1])).
% 28.21/4.61  thf(zip_derived_cl973, plain, (![X0 : $i]:  (ssNder1_1r1 @ X0)),
% 28.21/4.61      inference('demod', [status(thm)], [zip_derived_cl966, zip_derived_cl967])).
% 28.21/4.61  thf(zip_derived_cl974, plain,
% 28.21/4.61      (![X0 : $i, X1 : $i]:  (ssNder1_2r1r1 @ X0 @ X1)),
% 28.21/4.61      inference('demod', [status(thm)],
% 28.21/4.61                [zip_derived_cl965, zip_derived_cl967, zip_derived_cl973])).
% 28.21/4.61  thf(zip_derived_cl979, plain,
% 28.21/4.61      (![X0 : $i, X1 : $i, X2 : $i]:  (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)),
% 28.21/4.61      inference('demod', [status(thm)],
% 28.21/4.61                [zip_derived_cl957, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.61                 zip_derived_cl974])).
% 28.21/4.61  thf(zip_derived_cl1005, plain,
% 28.21/4.61      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 28.21/4.61          (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)),
% 28.21/4.61      inference('demod', [status(thm)],
% 28.21/4.61                [zip_derived_cl948, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.61                 zip_derived_cl974, zip_derived_cl979])).
% 28.21/4.61  thf(zip_derived_cl1029, plain,
% 28.21/4.61      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 28.21/4.61          (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)),
% 28.21/4.61      inference('demod', [status(thm)],
% 28.21/4.61                [zip_derived_cl934, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.61                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005])).
% 28.21/4.61  thf(zip_derived_cl1051, plain,
% 28.21/4.61      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 28.21/4.61          (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)),
% 28.21/4.61      inference('demod', [status(thm)],
% 28.21/4.61                [zip_derived_cl920, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.61                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.61                 zip_derived_cl1029])).
% 28.21/4.61  thf(zip_derived_cl1081, plain,
% 28.21/4.61      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i]:
% 28.21/4.61          (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)),
% 28.21/4.61      inference('demod', [status(thm)],
% 28.21/4.61                [zip_derived_cl900, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.61                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.61                 zip_derived_cl1029, zip_derived_cl1051])).
% 28.21/4.61  thf(zip_derived_cl1120, plain,
% 28.21/4.61      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, X7 : $i]:
% 28.21/4.61          (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7)),
% 28.21/4.61      inference('demod', [status(thm)],
% 28.21/4.61                [zip_derived_cl880, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.61                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.61                 zip_derived_cl1029, zip_derived_cl1051, zip_derived_cl1081])).
% 28.21/4.61  thf(zip_derived_cl1158, plain,
% 28.21/4.61      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.61         X7 : $i, X8 : $i]:
% 28.21/4.61          (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 28.21/4.61           X7 @ X8)),
% 28.21/4.61      inference('demod', [status(thm)],
% 28.21/4.61                [zip_derived_cl860, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.61                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.61                 zip_derived_cl1029, zip_derived_cl1051, zip_derived_cl1081, 
% 28.21/4.61                 zip_derived_cl1120])).
% 28.21/4.61  thf(zip_derived_cl1210, plain,
% 28.21/4.61      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.61         X7 : $i, X8 : $i, X9 : $i]:
% 28.21/4.61          (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 28.21/4.61           X7 @ X8 @ X9)),
% 28.21/4.61      inference('demod', [status(thm)],
% 28.21/4.61                [zip_derived_cl829, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.61                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.61                 zip_derived_cl1029, zip_derived_cl1051, zip_derived_cl1081, 
% 28.21/4.61                 zip_derived_cl1120, zip_derived_cl1158])).
% 28.21/4.61  thf(zip_derived_cl1267, plain,
% 28.21/4.61      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.61         X7 : $i, X8 : $i, X9 : $i, X10 : $i]:
% 28.21/4.61          (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 28.21/4.61           X6 @ X7 @ X8 @ X9 @ X10)),
% 28.21/4.61      inference('demod', [status(thm)],
% 28.21/4.61                [zip_derived_cl806, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.61                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.61                 zip_derived_cl1029, zip_derived_cl1051, zip_derived_cl1081, 
% 28.21/4.61                 zip_derived_cl1120, zip_derived_cl1158, zip_derived_cl1210])).
% 28.21/4.61  thf(zip_derived_cl1314, plain,
% 28.21/4.61      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.61         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i]:
% 28.21/4.61          (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 28.21/4.61           X6 @ X7 @ X8 @ X9 @ X10 @ X11)),
% 28.21/4.61      inference('demod', [status(thm)],
% 28.21/4.61                [zip_derived_cl778, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.61                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.61                 zip_derived_cl1029, zip_derived_cl1051, zip_derived_cl1081, 
% 28.21/4.61                 zip_derived_cl1120, zip_derived_cl1158, zip_derived_cl1210, 
% 28.21/4.61                 zip_derived_cl1267])).
% 28.21/4.61  thf(zip_derived_cl1411, plain,
% 28.21/4.61      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.61         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i]:
% 28.21/4.61          (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 28.21/4.61           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)),
% 28.21/4.61      inference('demod', [status(thm)],
% 28.21/4.61                [zip_derived_cl748, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.61                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.61                 zip_derived_cl1029, zip_derived_cl1051, zip_derived_cl1081, 
% 28.21/4.61                 zip_derived_cl1120, zip_derived_cl1158, zip_derived_cl1210, 
% 28.21/4.61                 zip_derived_cl1267, zip_derived_cl1314])).
% 28.21/4.61  thf(zip_derived_cl1467, plain,
% 28.21/4.61      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.61         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i]:
% 28.21/4.61          (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 28.21/4.61           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)),
% 28.21/4.61      inference('demod', [status(thm)],
% 28.21/4.61                [zip_derived_cl717, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.61                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.61                 zip_derived_cl1029, zip_derived_cl1051, zip_derived_cl1081, 
% 28.21/4.61                 zip_derived_cl1120, zip_derived_cl1158, zip_derived_cl1210, 
% 28.21/4.61                 zip_derived_cl1267, zip_derived_cl1314, zip_derived_cl1411])).
% 28.21/4.61  thf(zip_derived_cl1526, plain,
% 28.21/4.61      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.61         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 28.21/4.61         X14 : $i]:
% 28.21/4.61          (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 28.21/4.61           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)),
% 28.21/4.61      inference('demod', [status(thm)],
% 28.21/4.61                [zip_derived_cl677, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.61                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.61                 zip_derived_cl1029, zip_derived_cl1051, zip_derived_cl1081, 
% 28.21/4.61                 zip_derived_cl1120, zip_derived_cl1158, zip_derived_cl1210, 
% 28.21/4.61                 zip_derived_cl1267, zip_derived_cl1314, zip_derived_cl1411, 
% 28.21/4.61                 zip_derived_cl1467])).
% 28.21/4.61  thf(zip_derived_cl1590, plain,
% 28.21/4.61      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.61         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 28.21/4.61         X14 : $i, X15 : $i]:
% 28.21/4.61          (ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 28.21/4.61           X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15)),
% 28.21/4.61      inference('demod', [status(thm)],
% 28.21/4.61                [zip_derived_cl640, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.61                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.61                 zip_derived_cl1029, zip_derived_cl1051, zip_derived_cl1081, 
% 28.21/4.61                 zip_derived_cl1120, zip_derived_cl1158, zip_derived_cl1210, 
% 28.21/4.61                 zip_derived_cl1267, zip_derived_cl1314, zip_derived_cl1411, 
% 28.21/4.61                 zip_derived_cl1467, zip_derived_cl1526])).
% 28.21/4.61  thf(zip_derived_cl1653, plain,
% 28.21/4.61      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.61         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 28.21/4.61         X14 : $i, X15 : $i, X16 : $i]:
% 28.21/4.61          (ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 28.21/4.61           X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ 
% 28.21/4.61           X16)),
% 28.21/4.61      inference('demod', [status(thm)],
% 28.21/4.61                [zip_derived_cl600, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.61                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.61                 zip_derived_cl1029, zip_derived_cl1051, zip_derived_cl1081, 
% 28.21/4.61                 zip_derived_cl1120, zip_derived_cl1158, zip_derived_cl1210, 
% 28.21/4.61                 zip_derived_cl1267, zip_derived_cl1314, zip_derived_cl1411, 
% 28.21/4.61                 zip_derived_cl1467, zip_derived_cl1526, zip_derived_cl1590])).
% 28.21/4.61  thf(zip_derived_cl1716, plain,
% 28.21/4.61      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.61         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 28.21/4.61         X14 : $i, X15 : $i, X16 : $i, X17 : $i]:
% 28.21/4.61          (ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 28.21/4.61           X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 28.21/4.61           X15 @ X16 @ X17)),
% 28.21/4.61      inference('demod', [status(thm)],
% 28.21/4.61                [zip_derived_cl562, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.61                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.61                 zip_derived_cl1029, zip_derived_cl1051, zip_derived_cl1081, 
% 28.21/4.61                 zip_derived_cl1120, zip_derived_cl1158, zip_derived_cl1210, 
% 28.21/4.61                 zip_derived_cl1267, zip_derived_cl1314, zip_derived_cl1411, 
% 28.21/4.61                 zip_derived_cl1467, zip_derived_cl1526, zip_derived_cl1590, 
% 28.21/4.61                 zip_derived_cl1653])).
% 28.21/4.61  thf(zip_derived_cl1787, plain,
% 28.21/4.61      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.61         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 28.21/4.61         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i]:
% 28.21/4.61          (ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 28.21/4.61           X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 28.21/4.61           X15 @ X16 @ X17 @ X18)),
% 28.21/4.61      inference('demod', [status(thm)],
% 28.21/4.61                [zip_derived_cl520, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.61                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.61                 zip_derived_cl1029, zip_derived_cl1051, zip_derived_cl1081, 
% 28.21/4.61                 zip_derived_cl1120, zip_derived_cl1158, zip_derived_cl1210, 
% 28.21/4.61                 zip_derived_cl1267, zip_derived_cl1314, zip_derived_cl1411, 
% 28.21/4.61                 zip_derived_cl1467, zip_derived_cl1526, zip_derived_cl1590, 
% 28.21/4.61                 zip_derived_cl1653, zip_derived_cl1716])).
% 28.21/4.61  thf(zip_derived_cl1854, plain,
% 28.21/4.61      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.61         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 28.21/4.61         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i]:
% 28.21/4.61          (ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 28.21/4.61           X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 28.21/4.61           X15 @ X16 @ X17 @ X18 @ X19)),
% 28.21/4.61      inference('demod', [status(thm)],
% 28.21/4.61                [zip_derived_cl477, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.61                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.61                 zip_derived_cl1029, zip_derived_cl1051, zip_derived_cl1081, 
% 28.21/4.61                 zip_derived_cl1120, zip_derived_cl1158, zip_derived_cl1210, 
% 28.21/4.61                 zip_derived_cl1267, zip_derived_cl1314, zip_derived_cl1411, 
% 28.21/4.61                 zip_derived_cl1467, zip_derived_cl1526, zip_derived_cl1590, 
% 28.21/4.61                 zip_derived_cl1653, zip_derived_cl1716, zip_derived_cl1787])).
% 28.21/4.61  thf(zip_derived_cl1924, plain,
% 28.21/4.61      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.61         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 28.21/4.61         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i]:
% 28.21/4.61          (ssNder1_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 28.21/4.61           X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 28.21/4.61           X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20)),
% 28.21/4.61      inference('demod', [status(thm)],
% 28.21/4.61                [zip_derived_cl430, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.61                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.61                 zip_derived_cl1029, zip_derived_cl1051, zip_derived_cl1081, 
% 28.21/4.61                 zip_derived_cl1120, zip_derived_cl1158, zip_derived_cl1210, 
% 28.21/4.61                 zip_derived_cl1267, zip_derived_cl1314, zip_derived_cl1411, 
% 28.21/4.61                 zip_derived_cl1467, zip_derived_cl1526, zip_derived_cl1590, 
% 28.21/4.61                 zip_derived_cl1653, zip_derived_cl1716, zip_derived_cl1787, 
% 28.21/4.61                 zip_derived_cl1854])).
% 28.21/4.61  thf(zip_derived_cl2114, plain,
% 28.21/4.61      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.61         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 28.21/4.61         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i, 
% 28.21/4.61         X21 : $i]:
% 28.21/4.61         ( (ssPv12_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 28.21/4.61            X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ 
% 28.21/4.61            X16)
% 28.21/4.61          | ~ (ssPv12_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 28.21/4.61               X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 28.21/4.61               X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21))),
% 28.21/4.61      inference('demod', [status(thm)],
% 28.21/4.61                [zip_derived_cl342, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.61                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.61                 zip_derived_cl1029, zip_derived_cl1051, zip_derived_cl1081, 
% 28.21/4.61                 zip_derived_cl1120, zip_derived_cl1158, zip_derived_cl1210, 
% 28.21/4.61                 zip_derived_cl1267, zip_derived_cl1314, zip_derived_cl1411, 
% 28.21/4.61                 zip_derived_cl1467, zip_derived_cl1526, zip_derived_cl1590, 
% 28.21/4.61                 zip_derived_cl1653, zip_derived_cl1716, zip_derived_cl1787, 
% 28.21/4.61                 zip_derived_cl1854, zip_derived_cl1924])).
% 28.21/4.61  thf(zip_derived_cl2136, plain,
% 28.21/4.61      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.61         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 28.21/4.61         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i, 
% 28.21/4.61         X21 : $i]:
% 28.21/4.61         ( (ssPv7_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X21 @ X20 @ 
% 28.21/4.61            X19 @ X18 @ X17 @ X16 @ X15 @ X14 @ X13 @ X12 @ X11 @ X10 @ X9 @ 
% 28.21/4.61            X8 @ X7 @ X6 @ X5 @ X4 @ X3 @ X2 @ X1 @ X0)
% 28.21/4.61          |  (ssPv15_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X21 @ 
% 28.21/4.61              X20 @ X19 @ X18 @ X17 @ X16 @ X15 @ X14 @ X13 @ X12 @ X11 @ 
% 28.21/4.61              X10 @ X9 @ X8 @ X7 @ X6 @ X5 @ X4 @ X3 @ X2 @ X1 @ X0)
% 28.21/4.61          |  (ssPv17_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X21 @ 
% 28.21/4.61              X20 @ X19 @ X18 @ X17 @ X16 @ X15 @ X14 @ X13 @ X12 @ X11 @ 
% 28.21/4.61              X10 @ X9 @ X8 @ X7 @ X6 @ X5 @ X4 @ X3 @ X2 @ X1 @ X0)
% 28.21/4.61          |  (ssPv12_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X21 @ X20 @ X19 @ 
% 28.21/4.61              X18 @ X17 @ X16 @ X15 @ X14 @ X13 @ X12 @ X11 @ X10 @ X9 @ X8 @ 
% 28.21/4.61              X7 @ X6 @ X5))),
% 28.21/4.61      inference('sup-', [status(thm)], [zip_derived_cl2135, zip_derived_cl2114])).
% 28.21/4.61  thf(clause619, conjecture,
% 28.21/4.61    (~( ( ssPv15_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.61          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) | 
% 28.21/4.61        ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 28.21/4.61        ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 28.21/4.61        ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 28.21/4.61        ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 28.21/4.61        ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 28.21/4.61        ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 28.21/4.61        ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 28.21/4.61        ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 28.21/4.61        ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 28.21/4.61        ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.61             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 28.21/4.61        ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.61             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 28.21/4.61        ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.61             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 28.21/4.61        ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.61             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 28.21/4.61        ( ~( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.61             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) | 
% 28.21/4.61        ( ~( ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.61             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) ) | 
% 28.21/4.61        ( ~( ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.61             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 28.21/4.61             X9 @ X10 ) ) | 
% 28.21/4.61        ( ~( ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.61             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 28.21/4.61             X9 @ X10 @ X11 ) ) | 
% 28.21/4.61        ( ~( ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.61             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 28.21/4.61             X9 @ X10 @ X11 @ X12 ) ) | 
% 28.21/4.61        ( ~( ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.61             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 28.21/4.61             X9 @ X10 @ X11 @ X12 @ X13 ) ) | 
% 28.21/4.61        ( ~( ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.61             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 28.21/4.61             X9 @ X10 @ X11 @ X12 @ X13 @ X14 ) ) | 
% 28.21/4.61        ( ~( ssNder1_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.61             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 28.21/4.61             X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 ) ) | 
% 28.21/4.61        ( ~( ssPv15_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.61             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 28.21/4.61             X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 ) ) ))).
% 28.21/4.61  thf(zf_stmt_27, negated_conjecture,
% 28.21/4.61    (( ssPv15_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.61       U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) | 
% 28.21/4.61     ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 28.21/4.61     ( ~( ssNder1_2r1r1 @ U @ V ) ) | ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 28.21/4.61     ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 28.21/4.61     ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 28.21/4.61     ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 28.21/4.61     ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 28.21/4.61     ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 28.21/4.61     ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 28.21/4.61     ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.61          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 28.21/4.61     ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.61          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 28.21/4.61     ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.61          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 28.21/4.61     ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.61          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 28.21/4.61     ( ~( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.61          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) | 
% 28.21/4.61     ( ~( ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.61          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) ) | 
% 28.21/4.61     ( ~( ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.61          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 28.21/4.61          X10 ) ) | 
% 28.21/4.61     ( ~( ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.61          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 28.21/4.61          X10 @ X11 ) ) | 
% 28.21/4.61     ( ~( ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.61          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 28.21/4.61          X10 @ X11 @ X12 ) ) | 
% 28.21/4.61     ( ~( ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.61          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 28.21/4.61          X10 @ X11 @ X12 @ X13 ) ) | 
% 28.21/4.61     ( ~( ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.61          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 28.21/4.61          X10 @ X11 @ X12 @ X13 @ X14 ) ) | 
% 28.21/4.61     ( ~( ssNder1_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.61          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 28.21/4.61          X10 @ X11 @ X12 @ X13 @ X14 @ X15 ) ) | 
% 28.21/4.61     ( ~( ssPv15_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.61          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 28.21/4.61          X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 ) )),
% 28.21/4.61    inference('cnf.neg', [status(esa)], [clause619])).
% 28.21/4.61  thf(zip_derived_cl349, plain,
% 28.21/4.61      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.61         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 28.21/4.61         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i, 
% 28.21/4.61         X21 : $i]:
% 28.21/4.61         ( (ssPv15_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 28.21/4.61            X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)
% 28.21/4.61          | ~ (ssNder1_0)
% 28.21/4.61          | ~ (ssNder1_1r1 @ X0)
% 28.21/4.61          | ~ (ssNder1_2r1r1 @ X0 @ X1)
% 28.21/4.61          | ~ (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)
% 28.21/4.61          | ~ (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)
% 28.21/4.61          | ~ (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)
% 28.21/4.61          | ~ (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)
% 28.21/4.61          | ~ (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)
% 28.21/4.61          | ~ (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 28.21/4.61               X7)
% 28.21/4.61          | ~ (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 28.21/4.61               X6 @ X7 @ X8)
% 28.21/4.61          | ~ (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 28.21/4.61               X6 @ X7 @ X8 @ X9)
% 28.21/4.61          | ~ (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 28.21/4.61               X5 @ X6 @ X7 @ X8 @ X9 @ X10)
% 28.21/4.61          | ~ (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 28.21/4.61               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11)
% 28.21/4.61          | ~ (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 28.21/4.61               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)
% 28.21/4.61          | ~ (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 28.21/4.61               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)
% 28.21/4.61          | ~ (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 28.21/4.61               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)
% 28.21/4.61          | ~ (ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 28.21/4.61               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 28.21/4.61               X14 @ X15)
% 28.21/4.61          | ~ (ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 28.21/4.61               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 28.21/4.61               X14 @ X15 @ X16)
% 28.21/4.61          | ~ (ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 28.21/4.61               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 28.21/4.61               X14 @ X15 @ X16 @ X17)
% 28.21/4.61          | ~ (ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 28.21/4.61               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 28.21/4.61               X14 @ X15 @ X16 @ X17 @ X18)
% 28.21/4.61          | ~ (ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 28.21/4.61               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 28.21/4.61               X14 @ X15 @ X16 @ X17 @ X18 @ X19)
% 28.21/4.61          | ~ (ssNder1_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 28.21/4.61               X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 28.21/4.61               X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20)
% 28.21/4.61          | ~ (ssPv15_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 28.21/4.61               X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 28.21/4.61               X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21))),
% 28.21/4.61      inference('cnf', [status(esa)], [zf_stmt_27])).
% 28.21/4.61  thf(zip_derived_cl967, plain, ( (ssNder1_0)),
% 28.21/4.61      inference('cnf', [status(esa)], [zf_stmt_1])).
% 28.21/4.61  thf(zip_derived_cl973, plain, (![X0 : $i]:  (ssNder1_1r1 @ X0)),
% 28.21/4.61      inference('demod', [status(thm)], [zip_derived_cl966, zip_derived_cl967])).
% 28.21/4.61  thf(zip_derived_cl974, plain,
% 28.21/4.61      (![X0 : $i, X1 : $i]:  (ssNder1_2r1r1 @ X0 @ X1)),
% 28.21/4.61      inference('demod', [status(thm)],
% 28.21/4.61                [zip_derived_cl965, zip_derived_cl967, zip_derived_cl973])).
% 28.21/4.61  thf(zip_derived_cl979, plain,
% 28.21/4.61      (![X0 : $i, X1 : $i, X2 : $i]:  (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)),
% 28.21/4.61      inference('demod', [status(thm)],
% 28.21/4.61                [zip_derived_cl957, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.61                 zip_derived_cl974])).
% 28.21/4.61  thf(zip_derived_cl1005, plain,
% 28.21/4.61      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 28.21/4.61          (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)),
% 28.21/4.61      inference('demod', [status(thm)],
% 28.21/4.61                [zip_derived_cl948, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.61                 zip_derived_cl974, zip_derived_cl979])).
% 28.21/4.61  thf(zip_derived_cl1029, plain,
% 28.21/4.61      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 28.21/4.61          (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)),
% 28.21/4.61      inference('demod', [status(thm)],
% 28.21/4.61                [zip_derived_cl934, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.61                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005])).
% 28.21/4.61  thf(zip_derived_cl1051, plain,
% 28.21/4.61      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 28.21/4.61          (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)),
% 28.21/4.61      inference('demod', [status(thm)],
% 28.21/4.61                [zip_derived_cl920, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.61                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.61                 zip_derived_cl1029])).
% 28.21/4.61  thf(zip_derived_cl1081, plain,
% 28.21/4.61      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i]:
% 28.21/4.61          (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)),
% 28.21/4.61      inference('demod', [status(thm)],
% 28.21/4.61                [zip_derived_cl900, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.61                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.61                 zip_derived_cl1029, zip_derived_cl1051])).
% 28.21/4.61  thf(zip_derived_cl1120, plain,
% 28.21/4.61      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, X7 : $i]:
% 28.21/4.61          (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7)),
% 28.21/4.61      inference('demod', [status(thm)],
% 28.21/4.61                [zip_derived_cl880, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.61                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.61                 zip_derived_cl1029, zip_derived_cl1051, zip_derived_cl1081])).
% 28.21/4.61  thf(zip_derived_cl1158, plain,
% 28.21/4.61      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.61         X7 : $i, X8 : $i]:
% 28.21/4.61          (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 28.21/4.61           X7 @ X8)),
% 28.21/4.61      inference('demod', [status(thm)],
% 28.21/4.61                [zip_derived_cl860, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.61                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.61                 zip_derived_cl1029, zip_derived_cl1051, zip_derived_cl1081, 
% 28.21/4.61                 zip_derived_cl1120])).
% 28.21/4.61  thf(zip_derived_cl1210, plain,
% 28.21/4.61      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.61         X7 : $i, X8 : $i, X9 : $i]:
% 28.21/4.61          (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 28.21/4.61           X7 @ X8 @ X9)),
% 28.21/4.61      inference('demod', [status(thm)],
% 28.21/4.61                [zip_derived_cl829, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.61                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.61                 zip_derived_cl1029, zip_derived_cl1051, zip_derived_cl1081, 
% 28.21/4.61                 zip_derived_cl1120, zip_derived_cl1158])).
% 28.21/4.61  thf(zip_derived_cl1267, plain,
% 28.21/4.61      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.61         X7 : $i, X8 : $i, X9 : $i, X10 : $i]:
% 28.21/4.61          (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 28.21/4.61           X6 @ X7 @ X8 @ X9 @ X10)),
% 28.21/4.61      inference('demod', [status(thm)],
% 28.21/4.61                [zip_derived_cl806, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.61                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.61                 zip_derived_cl1029, zip_derived_cl1051, zip_derived_cl1081, 
% 28.21/4.61                 zip_derived_cl1120, zip_derived_cl1158, zip_derived_cl1210])).
% 28.21/4.61  thf(zip_derived_cl1314, plain,
% 28.21/4.61      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.61         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i]:
% 28.21/4.61          (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 28.21/4.61           X6 @ X7 @ X8 @ X9 @ X10 @ X11)),
% 28.21/4.61      inference('demod', [status(thm)],
% 28.21/4.61                [zip_derived_cl778, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.61                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.61                 zip_derived_cl1029, zip_derived_cl1051, zip_derived_cl1081, 
% 28.21/4.61                 zip_derived_cl1120, zip_derived_cl1158, zip_derived_cl1210, 
% 28.21/4.61                 zip_derived_cl1267])).
% 28.21/4.61  thf(zip_derived_cl1411, plain,
% 28.21/4.61      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.61         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i]:
% 28.21/4.61          (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 28.21/4.61           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)),
% 28.21/4.61      inference('demod', [status(thm)],
% 28.21/4.61                [zip_derived_cl748, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.61                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.61                 zip_derived_cl1029, zip_derived_cl1051, zip_derived_cl1081, 
% 28.21/4.61                 zip_derived_cl1120, zip_derived_cl1158, zip_derived_cl1210, 
% 28.21/4.61                 zip_derived_cl1267, zip_derived_cl1314])).
% 28.21/4.61  thf(zip_derived_cl1467, plain,
% 28.21/4.61      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.61         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i]:
% 28.21/4.61          (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 28.21/4.61           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)),
% 28.21/4.61      inference('demod', [status(thm)],
% 28.21/4.61                [zip_derived_cl717, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.61                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.61                 zip_derived_cl1029, zip_derived_cl1051, zip_derived_cl1081, 
% 28.21/4.61                 zip_derived_cl1120, zip_derived_cl1158, zip_derived_cl1210, 
% 28.21/4.61                 zip_derived_cl1267, zip_derived_cl1314, zip_derived_cl1411])).
% 28.21/4.61  thf(zip_derived_cl1526, plain,
% 28.21/4.61      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.61         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 28.21/4.61         X14 : $i]:
% 28.21/4.61          (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 28.21/4.61           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)),
% 28.21/4.61      inference('demod', [status(thm)],
% 28.21/4.61                [zip_derived_cl677, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.61                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.61                 zip_derived_cl1029, zip_derived_cl1051, zip_derived_cl1081, 
% 28.21/4.61                 zip_derived_cl1120, zip_derived_cl1158, zip_derived_cl1210, 
% 28.21/4.61                 zip_derived_cl1267, zip_derived_cl1314, zip_derived_cl1411, 
% 28.21/4.61                 zip_derived_cl1467])).
% 28.21/4.61  thf(zip_derived_cl1590, plain,
% 28.21/4.61      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.61         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 28.21/4.61         X14 : $i, X15 : $i]:
% 28.21/4.61          (ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 28.21/4.61           X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15)),
% 28.21/4.61      inference('demod', [status(thm)],
% 28.21/4.61                [zip_derived_cl640, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.61                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.61                 zip_derived_cl1029, zip_derived_cl1051, zip_derived_cl1081, 
% 28.21/4.61                 zip_derived_cl1120, zip_derived_cl1158, zip_derived_cl1210, 
% 28.21/4.61                 zip_derived_cl1267, zip_derived_cl1314, zip_derived_cl1411, 
% 28.21/4.61                 zip_derived_cl1467, zip_derived_cl1526])).
% 28.21/4.61  thf(zip_derived_cl1653, plain,
% 28.21/4.61      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.61         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 28.21/4.61         X14 : $i, X15 : $i, X16 : $i]:
% 28.21/4.61          (ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 28.21/4.61           X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ 
% 28.21/4.61           X16)),
% 28.21/4.61      inference('demod', [status(thm)],
% 28.21/4.61                [zip_derived_cl600, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.61                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.61                 zip_derived_cl1029, zip_derived_cl1051, zip_derived_cl1081, 
% 28.21/4.61                 zip_derived_cl1120, zip_derived_cl1158, zip_derived_cl1210, 
% 28.21/4.61                 zip_derived_cl1267, zip_derived_cl1314, zip_derived_cl1411, 
% 28.21/4.61                 zip_derived_cl1467, zip_derived_cl1526, zip_derived_cl1590])).
% 28.21/4.61  thf(zip_derived_cl1716, plain,
% 28.21/4.61      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.61         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 28.21/4.61         X14 : $i, X15 : $i, X16 : $i, X17 : $i]:
% 28.21/4.61          (ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 28.21/4.61           X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 28.21/4.61           X15 @ X16 @ X17)),
% 28.21/4.61      inference('demod', [status(thm)],
% 28.21/4.61                [zip_derived_cl562, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.61                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.61                 zip_derived_cl1029, zip_derived_cl1051, zip_derived_cl1081, 
% 28.21/4.61                 zip_derived_cl1120, zip_derived_cl1158, zip_derived_cl1210, 
% 28.21/4.61                 zip_derived_cl1267, zip_derived_cl1314, zip_derived_cl1411, 
% 28.21/4.61                 zip_derived_cl1467, zip_derived_cl1526, zip_derived_cl1590, 
% 28.21/4.61                 zip_derived_cl1653])).
% 28.21/4.61  thf(zip_derived_cl1787, plain,
% 28.21/4.61      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.61         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 28.21/4.61         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i]:
% 28.21/4.61          (ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 28.21/4.61           X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 28.21/4.61           X15 @ X16 @ X17 @ X18)),
% 28.21/4.61      inference('demod', [status(thm)],
% 28.21/4.61                [zip_derived_cl520, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.61                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.61                 zip_derived_cl1029, zip_derived_cl1051, zip_derived_cl1081, 
% 28.21/4.61                 zip_derived_cl1120, zip_derived_cl1158, zip_derived_cl1210, 
% 28.21/4.61                 zip_derived_cl1267, zip_derived_cl1314, zip_derived_cl1411, 
% 28.21/4.61                 zip_derived_cl1467, zip_derived_cl1526, zip_derived_cl1590, 
% 28.21/4.61                 zip_derived_cl1653, zip_derived_cl1716])).
% 28.21/4.61  thf(zip_derived_cl1854, plain,
% 28.21/4.61      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.61         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 28.21/4.61         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i]:
% 28.21/4.61          (ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 28.21/4.61           X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 28.21/4.61           X15 @ X16 @ X17 @ X18 @ X19)),
% 28.21/4.61      inference('demod', [status(thm)],
% 28.21/4.61                [zip_derived_cl477, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.61                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.61                 zip_derived_cl1029, zip_derived_cl1051, zip_derived_cl1081, 
% 28.21/4.61                 zip_derived_cl1120, zip_derived_cl1158, zip_derived_cl1210, 
% 28.21/4.61                 zip_derived_cl1267, zip_derived_cl1314, zip_derived_cl1411, 
% 28.21/4.61                 zip_derived_cl1467, zip_derived_cl1526, zip_derived_cl1590, 
% 28.21/4.61                 zip_derived_cl1653, zip_derived_cl1716, zip_derived_cl1787])).
% 28.21/4.61  thf(zip_derived_cl1924, plain,
% 28.21/4.61      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.61         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 28.21/4.61         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i]:
% 28.21/4.61          (ssNder1_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 28.21/4.61           X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 28.21/4.61           X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20)),
% 28.21/4.61      inference('demod', [status(thm)],
% 28.21/4.61                [zip_derived_cl430, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.61                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.61                 zip_derived_cl1029, zip_derived_cl1051, zip_derived_cl1081, 
% 28.21/4.61                 zip_derived_cl1120, zip_derived_cl1158, zip_derived_cl1210, 
% 28.21/4.61                 zip_derived_cl1267, zip_derived_cl1314, zip_derived_cl1411, 
% 28.21/4.61                 zip_derived_cl1467, zip_derived_cl1526, zip_derived_cl1590, 
% 28.21/4.61                 zip_derived_cl1653, zip_derived_cl1716, zip_derived_cl1787, 
% 28.21/4.61                 zip_derived_cl1854])).
% 28.21/4.61  thf(zip_derived_cl2109, plain,
% 28.21/4.61      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.61         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 28.21/4.61         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i, 
% 28.21/4.61         X21 : $i]:
% 28.21/4.61         ( (ssPv15_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 28.21/4.61            X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)
% 28.21/4.61          | ~ (ssPv15_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 28.21/4.61               X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 28.21/4.61               X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21))),
% 28.21/4.61      inference('demod', [status(thm)],
% 28.21/4.61                [zip_derived_cl349, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.61                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.61                 zip_derived_cl1029, zip_derived_cl1051, zip_derived_cl1081, 
% 28.21/4.61                 zip_derived_cl1120, zip_derived_cl1158, zip_derived_cl1210, 
% 28.21/4.61                 zip_derived_cl1267, zip_derived_cl1314, zip_derived_cl1411, 
% 28.21/4.61                 zip_derived_cl1467, zip_derived_cl1526, zip_derived_cl1590, 
% 28.21/4.61                 zip_derived_cl1653, zip_derived_cl1716, zip_derived_cl1787, 
% 28.21/4.61                 zip_derived_cl1854, zip_derived_cl1924])).
% 28.21/4.61  thf(zip_derived_cl2137, plain,
% 28.21/4.61      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.61         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 28.21/4.61         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i, 
% 28.21/4.61         X21 : $i]:
% 28.21/4.61         ( (ssPv12_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X21 @ X20 @ X19 @ 
% 28.21/4.61            X18 @ X17 @ X16 @ X15 @ X14 @ X13 @ X12 @ X11 @ X10 @ X9 @ X8 @ 
% 28.21/4.61            X7 @ X6 @ X5)
% 28.21/4.61          |  (ssPv17_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X21 @ 
% 28.21/4.61              X20 @ X19 @ X18 @ X17 @ X16 @ X15 @ X14 @ X13 @ X12 @ X11 @ 
% 28.21/4.61              X10 @ X9 @ X8 @ X7 @ X6 @ X5 @ X4 @ X3 @ X2 @ X1 @ X0)
% 28.21/4.61          |  (ssPv7_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X21 @ 
% 28.21/4.61              X20 @ X19 @ X18 @ X17 @ X16 @ X15 @ X14 @ X13 @ X12 @ X11 @ 
% 28.21/4.61              X10 @ X9 @ X8 @ X7 @ X6 @ X5 @ X4 @ X3 @ X2 @ X1 @ X0)
% 28.21/4.61          |  (ssPv15_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X21 @ X20 @ X19 @ X18 @ 
% 28.21/4.61              X17 @ X16 @ X15 @ X14 @ X13 @ X12 @ X11 @ X10 @ X9 @ X8))),
% 28.21/4.61      inference('sup-', [status(thm)], [zip_derived_cl2136, zip_derived_cl2109])).
% 28.21/4.61  thf(clause615, conjecture,
% 28.21/4.61    (~( ( ssPv17_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.61          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) | 
% 28.21/4.61        ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 28.21/4.61        ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 28.21/4.61        ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 28.21/4.61        ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 28.21/4.61        ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 28.21/4.61        ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 28.21/4.61        ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 28.21/4.61        ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 28.21/4.61        ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 28.21/4.61        ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.61             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 28.21/4.61        ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.61             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 28.21/4.61        ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.61             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 28.21/4.61        ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.61             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 28.21/4.61        ( ~( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.61             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) | 
% 28.21/4.61        ( ~( ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.61             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) ) | 
% 28.21/4.61        ( ~( ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.61             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 28.21/4.61             X9 @ X10 ) ) | 
% 28.21/4.61        ( ~( ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.61             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 28.21/4.61             X9 @ X10 @ X11 ) ) | 
% 28.21/4.61        ( ~( ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.61             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 28.21/4.61             X9 @ X10 @ X11 @ X12 ) ) | 
% 28.21/4.61        ( ~( ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.61             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 28.21/4.61             X9 @ X10 @ X11 @ X12 @ X13 ) ) | 
% 28.21/4.61        ( ~( ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.61             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 28.21/4.61             X9 @ X10 @ X11 @ X12 @ X13 @ X14 ) ) | 
% 28.21/4.61        ( ~( ssNder1_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.61             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 28.21/4.61             X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 ) ) | 
% 28.21/4.61        ( ~( ssPv17_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.61             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 28.21/4.61             X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 ) ) ))).
% 28.21/4.61  thf(zf_stmt_28, negated_conjecture,
% 28.21/4.61    (( ssPv17_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.61       U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) | 
% 28.21/4.61     ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 28.21/4.61     ( ~( ssNder1_2r1r1 @ U @ V ) ) | ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 28.21/4.61     ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 28.21/4.61     ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 28.21/4.61     ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 28.21/4.61     ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 28.21/4.61     ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 28.21/4.61     ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 28.21/4.61     ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.61          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 28.21/4.61     ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.61          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 28.21/4.61     ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.61          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 28.21/4.61     ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.61          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 28.21/4.61     ( ~( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.61          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) | 
% 28.21/4.61     ( ~( ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.61          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) ) | 
% 28.21/4.61     ( ~( ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.61          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 28.21/4.61          X10 ) ) | 
% 28.21/4.61     ( ~( ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.61          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 28.21/4.61          X10 @ X11 ) ) | 
% 28.21/4.61     ( ~( ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.61          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 28.21/4.61          X10 @ X11 @ X12 ) ) | 
% 28.21/4.61     ( ~( ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.61          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 28.21/4.61          X10 @ X11 @ X12 @ X13 ) ) | 
% 28.21/4.61     ( ~( ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.61          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 28.21/4.61          X10 @ X11 @ X12 @ X13 @ X14 ) ) | 
% 28.21/4.61     ( ~( ssNder1_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.61          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 28.21/4.61          X10 @ X11 @ X12 @ X13 @ X14 @ X15 ) ) | 
% 28.21/4.61     ( ~( ssPv17_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.61          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 28.21/4.61          X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 ) )),
% 28.21/4.61    inference('cnf.neg', [status(esa)], [clause615])).
% 28.21/4.61  thf(zip_derived_cl353, plain,
% 28.21/4.61      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.61         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 28.21/4.61         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i, 
% 28.21/4.61         X21 : $i]:
% 28.21/4.61         ( (ssPv17_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 28.21/4.61            X6 @ X7 @ X8 @ X9 @ X10 @ X11)
% 28.21/4.61          | ~ (ssNder1_0)
% 28.21/4.61          | ~ (ssNder1_1r1 @ X0)
% 28.21/4.61          | ~ (ssNder1_2r1r1 @ X0 @ X1)
% 28.21/4.61          | ~ (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)
% 28.21/4.61          | ~ (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)
% 28.21/4.61          | ~ (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)
% 28.21/4.61          | ~ (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)
% 28.21/4.61          | ~ (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)
% 28.21/4.61          | ~ (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 28.21/4.61               X7)
% 28.21/4.61          | ~ (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 28.21/4.61               X6 @ X7 @ X8)
% 28.21/4.61          | ~ (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 28.21/4.61               X6 @ X7 @ X8 @ X9)
% 28.21/4.61          | ~ (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 28.21/4.61               X5 @ X6 @ X7 @ X8 @ X9 @ X10)
% 28.21/4.61          | ~ (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 28.21/4.61               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11)
% 28.21/4.61          | ~ (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 28.21/4.61               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)
% 28.21/4.61          | ~ (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 28.21/4.61               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)
% 28.21/4.61          | ~ (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 28.21/4.61               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)
% 28.21/4.61          | ~ (ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 28.21/4.61               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 28.21/4.61               X14 @ X15)
% 28.21/4.61          | ~ (ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 28.21/4.61               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 28.21/4.61               X14 @ X15 @ X16)
% 28.21/4.61          | ~ (ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 28.21/4.61               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 28.21/4.61               X14 @ X15 @ X16 @ X17)
% 28.21/4.61          | ~ (ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 28.21/4.61               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 28.21/4.61               X14 @ X15 @ X16 @ X17 @ X18)
% 28.21/4.61          | ~ (ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 28.21/4.61               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 28.21/4.61               X14 @ X15 @ X16 @ X17 @ X18 @ X19)
% 28.21/4.61          | ~ (ssNder1_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 28.21/4.61               X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 28.21/4.61               X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20)
% 28.21/4.61          | ~ (ssPv17_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 28.21/4.61               X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 28.21/4.61               X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21))),
% 28.21/4.61      inference('cnf', [status(esa)], [zf_stmt_28])).
% 28.21/4.61  thf(zip_derived_cl967, plain, ( (ssNder1_0)),
% 28.21/4.61      inference('cnf', [status(esa)], [zf_stmt_1])).
% 28.21/4.61  thf(zip_derived_cl973, plain, (![X0 : $i]:  (ssNder1_1r1 @ X0)),
% 28.21/4.61      inference('demod', [status(thm)], [zip_derived_cl966, zip_derived_cl967])).
% 28.21/4.61  thf(zip_derived_cl974, plain,
% 28.21/4.61      (![X0 : $i, X1 : $i]:  (ssNder1_2r1r1 @ X0 @ X1)),
% 28.21/4.61      inference('demod', [status(thm)],
% 28.21/4.61                [zip_derived_cl965, zip_derived_cl967, zip_derived_cl973])).
% 28.21/4.61  thf(zip_derived_cl979, plain,
% 28.21/4.61      (![X0 : $i, X1 : $i, X2 : $i]:  (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)),
% 28.21/4.61      inference('demod', [status(thm)],
% 28.21/4.61                [zip_derived_cl957, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.61                 zip_derived_cl974])).
% 28.21/4.61  thf(zip_derived_cl1005, plain,
% 28.21/4.61      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 28.21/4.61          (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)),
% 28.21/4.61      inference('demod', [status(thm)],
% 28.21/4.61                [zip_derived_cl948, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.61                 zip_derived_cl974, zip_derived_cl979])).
% 28.21/4.61  thf(zip_derived_cl1029, plain,
% 28.21/4.61      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 28.21/4.61          (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)),
% 28.21/4.61      inference('demod', [status(thm)],
% 28.21/4.61                [zip_derived_cl934, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.61                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005])).
% 28.21/4.61  thf(zip_derived_cl1051, plain,
% 28.21/4.61      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 28.21/4.61          (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)),
% 28.21/4.61      inference('demod', [status(thm)],
% 28.21/4.61                [zip_derived_cl920, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.61                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.61                 zip_derived_cl1029])).
% 28.21/4.61  thf(zip_derived_cl1081, plain,
% 28.21/4.61      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i]:
% 28.21/4.61          (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)),
% 28.21/4.61      inference('demod', [status(thm)],
% 28.21/4.61                [zip_derived_cl900, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.61                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.61                 zip_derived_cl1029, zip_derived_cl1051])).
% 28.21/4.61  thf(zip_derived_cl1120, plain,
% 28.21/4.61      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, X7 : $i]:
% 28.21/4.61          (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7)),
% 28.21/4.61      inference('demod', [status(thm)],
% 28.21/4.61                [zip_derived_cl880, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.61                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.61                 zip_derived_cl1029, zip_derived_cl1051, zip_derived_cl1081])).
% 28.21/4.61  thf(zip_derived_cl1158, plain,
% 28.21/4.61      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.61         X7 : $i, X8 : $i]:
% 28.21/4.61          (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 28.21/4.61           X7 @ X8)),
% 28.21/4.61      inference('demod', [status(thm)],
% 28.21/4.61                [zip_derived_cl860, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.61                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.61                 zip_derived_cl1029, zip_derived_cl1051, zip_derived_cl1081, 
% 28.21/4.61                 zip_derived_cl1120])).
% 28.21/4.61  thf(zip_derived_cl1210, plain,
% 28.21/4.61      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.61         X7 : $i, X8 : $i, X9 : $i]:
% 28.21/4.61          (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 28.21/4.61           X7 @ X8 @ X9)),
% 28.21/4.61      inference('demod', [status(thm)],
% 28.21/4.61                [zip_derived_cl829, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.61                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.61                 zip_derived_cl1029, zip_derived_cl1051, zip_derived_cl1081, 
% 28.21/4.61                 zip_derived_cl1120, zip_derived_cl1158])).
% 28.21/4.61  thf(zip_derived_cl1267, plain,
% 28.21/4.61      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.61         X7 : $i, X8 : $i, X9 : $i, X10 : $i]:
% 28.21/4.61          (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 28.21/4.61           X6 @ X7 @ X8 @ X9 @ X10)),
% 28.21/4.61      inference('demod', [status(thm)],
% 28.21/4.61                [zip_derived_cl806, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.61                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.61                 zip_derived_cl1029, zip_derived_cl1051, zip_derived_cl1081, 
% 28.21/4.61                 zip_derived_cl1120, zip_derived_cl1158, zip_derived_cl1210])).
% 28.21/4.61  thf(zip_derived_cl1314, plain,
% 28.21/4.61      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.61         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i]:
% 28.21/4.61          (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 28.21/4.61           X6 @ X7 @ X8 @ X9 @ X10 @ X11)),
% 28.21/4.61      inference('demod', [status(thm)],
% 28.21/4.61                [zip_derived_cl778, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.61                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.61                 zip_derived_cl1029, zip_derived_cl1051, zip_derived_cl1081, 
% 28.21/4.61                 zip_derived_cl1120, zip_derived_cl1158, zip_derived_cl1210, 
% 28.21/4.61                 zip_derived_cl1267])).
% 28.21/4.61  thf(zip_derived_cl1411, plain,
% 28.21/4.61      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.61         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i]:
% 28.21/4.61          (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 28.21/4.61           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)),
% 28.21/4.61      inference('demod', [status(thm)],
% 28.21/4.61                [zip_derived_cl748, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.61                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.61                 zip_derived_cl1029, zip_derived_cl1051, zip_derived_cl1081, 
% 28.21/4.61                 zip_derived_cl1120, zip_derived_cl1158, zip_derived_cl1210, 
% 28.21/4.61                 zip_derived_cl1267, zip_derived_cl1314])).
% 28.21/4.61  thf(zip_derived_cl1467, plain,
% 28.21/4.61      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.61         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i]:
% 28.21/4.61          (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 28.21/4.61           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)),
% 28.21/4.61      inference('demod', [status(thm)],
% 28.21/4.61                [zip_derived_cl717, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.61                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.61                 zip_derived_cl1029, zip_derived_cl1051, zip_derived_cl1081, 
% 28.21/4.61                 zip_derived_cl1120, zip_derived_cl1158, zip_derived_cl1210, 
% 28.21/4.61                 zip_derived_cl1267, zip_derived_cl1314, zip_derived_cl1411])).
% 28.21/4.61  thf(zip_derived_cl1526, plain,
% 28.21/4.61      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.61         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 28.21/4.61         X14 : $i]:
% 28.21/4.61          (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 28.21/4.61           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)),
% 28.21/4.61      inference('demod', [status(thm)],
% 28.21/4.61                [zip_derived_cl677, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.61                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.61                 zip_derived_cl1029, zip_derived_cl1051, zip_derived_cl1081, 
% 28.21/4.61                 zip_derived_cl1120, zip_derived_cl1158, zip_derived_cl1210, 
% 28.21/4.61                 zip_derived_cl1267, zip_derived_cl1314, zip_derived_cl1411, 
% 28.21/4.61                 zip_derived_cl1467])).
% 28.21/4.61  thf(zip_derived_cl1590, plain,
% 28.21/4.61      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.61         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 28.21/4.61         X14 : $i, X15 : $i]:
% 28.21/4.61          (ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 28.21/4.61           X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15)),
% 28.21/4.61      inference('demod', [status(thm)],
% 28.21/4.61                [zip_derived_cl640, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.61                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.61                 zip_derived_cl1029, zip_derived_cl1051, zip_derived_cl1081, 
% 28.21/4.61                 zip_derived_cl1120, zip_derived_cl1158, zip_derived_cl1210, 
% 28.21/4.61                 zip_derived_cl1267, zip_derived_cl1314, zip_derived_cl1411, 
% 28.21/4.61                 zip_derived_cl1467, zip_derived_cl1526])).
% 28.21/4.61  thf(zip_derived_cl1653, plain,
% 28.21/4.61      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.61         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 28.21/4.61         X14 : $i, X15 : $i, X16 : $i]:
% 28.21/4.61          (ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 28.21/4.61           X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ 
% 28.21/4.61           X16)),
% 28.21/4.61      inference('demod', [status(thm)],
% 28.21/4.61                [zip_derived_cl600, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.61                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.61                 zip_derived_cl1029, zip_derived_cl1051, zip_derived_cl1081, 
% 28.21/4.61                 zip_derived_cl1120, zip_derived_cl1158, zip_derived_cl1210, 
% 28.21/4.61                 zip_derived_cl1267, zip_derived_cl1314, zip_derived_cl1411, 
% 28.21/4.61                 zip_derived_cl1467, zip_derived_cl1526, zip_derived_cl1590])).
% 28.21/4.61  thf(zip_derived_cl1716, plain,
% 28.21/4.61      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.61         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 28.21/4.61         X14 : $i, X15 : $i, X16 : $i, X17 : $i]:
% 28.21/4.61          (ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 28.21/4.61           X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 28.21/4.61           X15 @ X16 @ X17)),
% 28.21/4.61      inference('demod', [status(thm)],
% 28.21/4.61                [zip_derived_cl562, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.61                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.61                 zip_derived_cl1029, zip_derived_cl1051, zip_derived_cl1081, 
% 28.21/4.61                 zip_derived_cl1120, zip_derived_cl1158, zip_derived_cl1210, 
% 28.21/4.61                 zip_derived_cl1267, zip_derived_cl1314, zip_derived_cl1411, 
% 28.21/4.61                 zip_derived_cl1467, zip_derived_cl1526, zip_derived_cl1590, 
% 28.21/4.61                 zip_derived_cl1653])).
% 28.21/4.61  thf(zip_derived_cl1787, plain,
% 28.21/4.61      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.61         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 28.21/4.61         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i]:
% 28.21/4.61          (ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 28.21/4.61           X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 28.21/4.61           X15 @ X16 @ X17 @ X18)),
% 28.21/4.61      inference('demod', [status(thm)],
% 28.21/4.61                [zip_derived_cl520, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.61                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.61                 zip_derived_cl1029, zip_derived_cl1051, zip_derived_cl1081, 
% 28.21/4.61                 zip_derived_cl1120, zip_derived_cl1158, zip_derived_cl1210, 
% 28.21/4.61                 zip_derived_cl1267, zip_derived_cl1314, zip_derived_cl1411, 
% 28.21/4.61                 zip_derived_cl1467, zip_derived_cl1526, zip_derived_cl1590, 
% 28.21/4.61                 zip_derived_cl1653, zip_derived_cl1716])).
% 28.21/4.61  thf(zip_derived_cl1854, plain,
% 28.21/4.61      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.61         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 28.21/4.61         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i]:
% 28.21/4.61          (ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 28.21/4.61           X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 28.21/4.61           X15 @ X16 @ X17 @ X18 @ X19)),
% 28.21/4.61      inference('demod', [status(thm)],
% 28.21/4.61                [zip_derived_cl477, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.61                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.61                 zip_derived_cl1029, zip_derived_cl1051, zip_derived_cl1081, 
% 28.21/4.61                 zip_derived_cl1120, zip_derived_cl1158, zip_derived_cl1210, 
% 28.21/4.61                 zip_derived_cl1267, zip_derived_cl1314, zip_derived_cl1411, 
% 28.21/4.61                 zip_derived_cl1467, zip_derived_cl1526, zip_derived_cl1590, 
% 28.21/4.61                 zip_derived_cl1653, zip_derived_cl1716, zip_derived_cl1787])).
% 28.21/4.61  thf(zip_derived_cl1924, plain,
% 28.21/4.61      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.61         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 28.21/4.61         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i]:
% 28.21/4.61          (ssNder1_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 28.21/4.61           X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 28.21/4.61           X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20)),
% 28.21/4.61      inference('demod', [status(thm)],
% 28.21/4.61                [zip_derived_cl430, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.61                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.61                 zip_derived_cl1029, zip_derived_cl1051, zip_derived_cl1081, 
% 28.21/4.61                 zip_derived_cl1120, zip_derived_cl1158, zip_derived_cl1210, 
% 28.21/4.61                 zip_derived_cl1267, zip_derived_cl1314, zip_derived_cl1411, 
% 28.21/4.61                 zip_derived_cl1467, zip_derived_cl1526, zip_derived_cl1590, 
% 28.21/4.61                 zip_derived_cl1653, zip_derived_cl1716, zip_derived_cl1787, 
% 28.21/4.61                 zip_derived_cl1854])).
% 28.21/4.61  thf(zip_derived_cl2080, plain,
% 28.21/4.61      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.61         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 28.21/4.61         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i, 
% 28.21/4.61         X21 : $i]:
% 28.21/4.61         ( (ssPv17_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 28.21/4.61            X6 @ X7 @ X8 @ X9 @ X10 @ X11)
% 28.21/4.61          | ~ (ssPv17_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 28.21/4.61               X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 28.21/4.61               X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21))),
% 28.21/4.61      inference('demod', [status(thm)],
% 28.21/4.61                [zip_derived_cl353, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.61                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.61                 zip_derived_cl1029, zip_derived_cl1051, zip_derived_cl1081, 
% 28.21/4.61                 zip_derived_cl1120, zip_derived_cl1158, zip_derived_cl1210, 
% 28.21/4.61                 zip_derived_cl1267, zip_derived_cl1314, zip_derived_cl1411, 
% 28.21/4.61                 zip_derived_cl1467, zip_derived_cl1526, zip_derived_cl1590, 
% 28.21/4.61                 zip_derived_cl1653, zip_derived_cl1716, zip_derived_cl1787, 
% 28.21/4.61                 zip_derived_cl1854, zip_derived_cl1924])).
% 28.21/4.61  thf(zip_derived_cl2138, plain,
% 28.21/4.61      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.61         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 28.21/4.61         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i, 
% 28.21/4.61         X21 : $i]:
% 28.21/4.61         ( (ssPv15_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X21 @ X20 @ X19 @ X18 @ 
% 28.21/4.61            X17 @ X16 @ X15 @ X14 @ X13 @ X12 @ X11 @ X10 @ X9 @ X8)
% 28.21/4.61          |  (ssPv7_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X21 @ 
% 28.21/4.61              X20 @ X19 @ X18 @ X17 @ X16 @ X15 @ X14 @ X13 @ X12 @ X11 @ 
% 28.21/4.61              X10 @ X9 @ X8 @ X7 @ X6 @ X5 @ X4 @ X3 @ X2 @ X1 @ X0)
% 28.21/4.61          |  (ssPv12_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X21 @ X20 @ X19 @ 
% 28.21/4.61              X18 @ X17 @ X16 @ X15 @ X14 @ X13 @ X12 @ X11 @ X10 @ X9 @ X8 @ 
% 28.21/4.61              X7 @ X6 @ X5)
% 28.21/4.61          |  (ssPv17_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X21 @ X20 @ X19 @ X18 @ 
% 28.21/4.61              X17 @ X16 @ X15 @ X14 @ X13 @ X12 @ X11 @ X10))),
% 28.21/4.61      inference('sup-', [status(thm)], [zip_derived_cl2137, zip_derived_cl2080])).
% 28.21/4.61  thf(clause540, conjecture,
% 28.21/4.61    (~( ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 28.21/4.61        ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 28.21/4.61        ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 28.21/4.61        ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 28.21/4.61        ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 28.21/4.61        ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 28.21/4.61        ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 28.21/4.61        ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 28.21/4.61        ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 28.21/4.61        ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.61             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 28.21/4.61        ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.61             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 28.21/4.61        ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.61             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 28.21/4.61        ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.61             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 28.21/4.61        ( ~( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.61             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) | 
% 28.21/4.61        ( ~( ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.61             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) ) | 
% 28.21/4.61        ( ~( ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.61             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 28.21/4.61             X9 @ X10 ) ) | 
% 28.21/4.61        ( ~( ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.61             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 28.21/4.61             X9 @ X10 @ X11 ) ) | 
% 28.21/4.61        ( ~( ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.61             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 28.21/4.61             X9 @ X10 @ X11 @ X12 ) ) | 
% 28.21/4.61        ( ~( ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.61             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 28.21/4.61             X9 @ X10 @ X11 @ X12 @ X13 ) ) | 
% 28.21/4.61        ( ~( ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.61             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 28.21/4.61             X9 @ X10 @ X11 @ X12 @ X13 @ X14 ) ) | 
% 28.21/4.61        ( ~( ssPv7_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.61             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 28.21/4.61             X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ skc29 ) ) ))).
% 28.21/4.61  thf(zf_stmt_29, negated_conjecture,
% 28.21/4.61    (( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 28.21/4.61     ( ~( ssNder1_2r1r1 @ U @ V ) ) | ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 28.21/4.61     ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 28.21/4.61     ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 28.21/4.61     ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 28.21/4.61     ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 28.21/4.61     ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 28.21/4.61     ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 28.21/4.61     ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.61          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 28.21/4.61     ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.61          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 28.21/4.61     ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.61          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 28.21/4.61     ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.61          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 28.21/4.61     ( ~( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.61          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) | 
% 28.21/4.61     ( ~( ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.61          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) ) | 
% 28.21/4.61     ( ~( ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.61          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 28.21/4.61          X10 ) ) | 
% 28.21/4.61     ( ~( ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.61          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 28.21/4.61          X10 @ X11 ) ) | 
% 28.21/4.61     ( ~( ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.61          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 28.21/4.61          X10 @ X11 @ X12 ) ) | 
% 28.21/4.61     ( ~( ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.61          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 28.21/4.61          X10 @ X11 @ X12 @ X13 ) ) | 
% 28.21/4.61     ( ~( ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.61          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 28.21/4.61          X10 @ X11 @ X12 @ X13 @ X14 ) ) | 
% 28.21/4.61     ( ~( ssPv7_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.61          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 28.21/4.61          X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ skc29 ) )),
% 28.21/4.61    inference('cnf.neg', [status(esa)], [clause540])).
% 28.21/4.61  thf(zip_derived_cl428, plain,
% 28.21/4.61      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.61         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 28.21/4.61         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i]:
% 28.21/4.61         (~ (ssNder1_0)
% 28.21/4.61          | ~ (ssNder1_1r1 @ X0)
% 28.21/4.61          | ~ (ssNder1_2r1r1 @ X0 @ X1)
% 28.21/4.61          | ~ (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)
% 28.21/4.61          | ~ (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)
% 28.21/4.61          | ~ (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)
% 28.21/4.61          | ~ (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)
% 28.21/4.61          | ~ (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)
% 28.21/4.61          | ~ (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 28.21/4.61               X7)
% 28.21/4.61          | ~ (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 28.21/4.61               X6 @ X7 @ X8)
% 28.21/4.61          | ~ (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 28.21/4.61               X6 @ X7 @ X8 @ X9)
% 28.21/4.61          | ~ (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 28.21/4.61               X5 @ X6 @ X7 @ X8 @ X9 @ X10)
% 28.21/4.61          | ~ (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 28.21/4.61               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11)
% 28.21/4.61          | ~ (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 28.21/4.61               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)
% 28.21/4.61          | ~ (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 28.21/4.61               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)
% 28.21/4.61          | ~ (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 28.21/4.61               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)
% 28.21/4.61          | ~ (ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 28.21/4.61               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 28.21/4.61               X14 @ X15)
% 28.21/4.61          | ~ (ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 28.21/4.61               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 28.21/4.61               X14 @ X15 @ X16)
% 28.21/4.61          | ~ (ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 28.21/4.61               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 28.21/4.61               X14 @ X15 @ X16 @ X17)
% 28.21/4.61          | ~ (ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 28.21/4.61               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 28.21/4.61               X14 @ X15 @ X16 @ X17 @ X18)
% 28.21/4.61          | ~ (ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 28.21/4.61               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 28.21/4.61               X14 @ X15 @ X16 @ X17 @ X18 @ X19)
% 28.21/4.61          | ~ (ssPv7_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 28.21/4.61               X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 28.21/4.61               X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ skc29))),
% 28.21/4.61      inference('cnf', [status(esa)], [zf_stmt_29])).
% 28.21/4.61  thf(zip_derived_cl967, plain, ( (ssNder1_0)),
% 28.21/4.61      inference('cnf', [status(esa)], [zf_stmt_1])).
% 28.21/4.61  thf(zip_derived_cl973, plain, (![X0 : $i]:  (ssNder1_1r1 @ X0)),
% 28.21/4.61      inference('demod', [status(thm)], [zip_derived_cl966, zip_derived_cl967])).
% 28.21/4.61  thf(zip_derived_cl974, plain,
% 28.21/4.61      (![X0 : $i, X1 : $i]:  (ssNder1_2r1r1 @ X0 @ X1)),
% 28.21/4.61      inference('demod', [status(thm)],
% 28.21/4.61                [zip_derived_cl965, zip_derived_cl967, zip_derived_cl973])).
% 28.21/4.61  thf(zip_derived_cl979, plain,
% 28.21/4.61      (![X0 : $i, X1 : $i, X2 : $i]:  (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)),
% 28.21/4.61      inference('demod', [status(thm)],
% 28.21/4.61                [zip_derived_cl957, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.61                 zip_derived_cl974])).
% 28.21/4.61  thf(zip_derived_cl1005, plain,
% 28.21/4.61      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 28.21/4.61          (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)),
% 28.21/4.61      inference('demod', [status(thm)],
% 28.21/4.61                [zip_derived_cl948, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.61                 zip_derived_cl974, zip_derived_cl979])).
% 28.21/4.61  thf(zip_derived_cl1029, plain,
% 28.21/4.61      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 28.21/4.61          (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)),
% 28.21/4.61      inference('demod', [status(thm)],
% 28.21/4.61                [zip_derived_cl934, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.61                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005])).
% 28.21/4.61  thf(zip_derived_cl1051, plain,
% 28.21/4.61      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 28.21/4.61          (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)),
% 28.21/4.61      inference('demod', [status(thm)],
% 28.21/4.61                [zip_derived_cl920, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.61                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.61                 zip_derived_cl1029])).
% 28.21/4.61  thf(zip_derived_cl1081, plain,
% 28.21/4.61      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i]:
% 28.21/4.61          (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)),
% 28.21/4.61      inference('demod', [status(thm)],
% 28.21/4.61                [zip_derived_cl900, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.61                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.61                 zip_derived_cl1029, zip_derived_cl1051])).
% 28.21/4.61  thf(zip_derived_cl1116, plain,
% 28.21/4.61      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.61         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 28.21/4.61         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i]:
% 28.21/4.61         (~ (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7)
% 28.21/4.61          | ~ (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 28.21/4.61               X6 @ X7 @ X8)
% 28.21/4.61          | ~ (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 28.21/4.61               X6 @ X7 @ X8 @ X9)
% 28.21/4.61          | ~ (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 28.21/4.61               X5 @ X6 @ X7 @ X8 @ X9 @ X10)
% 28.21/4.61          | ~ (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 28.21/4.61               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11)
% 28.21/4.61          | ~ (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 28.21/4.61               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)
% 28.21/4.61          | ~ (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 28.21/4.61               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)
% 28.21/4.61          | ~ (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 28.21/4.61               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)
% 28.21/4.61          | ~ (ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 28.21/4.61               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 28.21/4.61               X14 @ X15)
% 28.21/4.61          | ~ (ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 28.21/4.61               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 28.21/4.61               X14 @ X15 @ X16)
% 28.21/4.61          | ~ (ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 28.21/4.61               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 28.21/4.61               X14 @ X15 @ X16 @ X17)
% 28.21/4.61          | ~ (ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 28.21/4.61               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 28.21/4.61               X14 @ X15 @ X16 @ X17 @ X18)
% 28.21/4.61          | ~ (ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 28.21/4.61               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 28.21/4.61               X14 @ X15 @ X16 @ X17 @ X18 @ X19)
% 28.21/4.61          | ~ (ssPv7_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 28.21/4.61               X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 28.21/4.61               X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ skc29))),
% 28.21/4.61      inference('demod', [status(thm)],
% 28.21/4.61                [zip_derived_cl428, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.61                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.61                 zip_derived_cl1029, zip_derived_cl1051, zip_derived_cl1081])).
% 28.21/4.61  thf(zip_derived_cl1120, plain,
% 28.21/4.61      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, X7 : $i]:
% 28.21/4.61          (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7)),
% 28.21/4.61      inference('demod', [status(thm)],
% 28.21/4.61                [zip_derived_cl880, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.61                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.61                 zip_derived_cl1029, zip_derived_cl1051, zip_derived_cl1081])).
% 28.21/4.61  thf(zip_derived_cl1130, plain,
% 28.21/4.61      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.61         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 28.21/4.61         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i]:
% 28.21/4.61         (~ (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 28.21/4.61             X7 @ X8)
% 28.21/4.61          | ~ (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 28.21/4.61               X6 @ X7 @ X8 @ X9)
% 28.21/4.61          | ~ (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 28.21/4.61               X5 @ X6 @ X7 @ X8 @ X9 @ X10)
% 28.21/4.61          | ~ (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 28.21/4.61               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11)
% 28.21/4.61          | ~ (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 28.21/4.61               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)
% 28.21/4.61          | ~ (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 28.21/4.61               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)
% 28.21/4.61          | ~ (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 28.21/4.61               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)
% 28.21/4.61          | ~ (ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 28.21/4.61               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 28.21/4.61               X14 @ X15)
% 28.21/4.61          | ~ (ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 28.21/4.61               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 28.21/4.61               X14 @ X15 @ X16)
% 28.21/4.61          | ~ (ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 28.21/4.61               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 28.21/4.61               X14 @ X15 @ X16 @ X17)
% 28.21/4.61          | ~ (ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 28.21/4.61               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 28.21/4.61               X14 @ X15 @ X16 @ X17 @ X18)
% 28.21/4.61          | ~ (ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 28.21/4.61               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 28.21/4.61               X14 @ X15 @ X16 @ X17 @ X18 @ X19)
% 28.21/4.61          | ~ (ssPv7_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 28.21/4.61               X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 28.21/4.61               X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ skc29))),
% 28.21/4.61      inference('demod', [status(thm)],
% 28.21/4.61                [zip_derived_cl1116, zip_derived_cl1120])).
% 28.21/4.61  thf(zip_derived_cl1158, plain,
% 28.21/4.61      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.61         X7 : $i, X8 : $i]:
% 28.21/4.61          (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 28.21/4.61           X7 @ X8)),
% 28.21/4.61      inference('demod', [status(thm)],
% 28.21/4.61                [zip_derived_cl860, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.61                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.61                 zip_derived_cl1029, zip_derived_cl1051, zip_derived_cl1081, 
% 28.21/4.61                 zip_derived_cl1120])).
% 28.21/4.61  thf(zip_derived_cl1206, plain,
% 28.21/4.61      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.61         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 28.21/4.61         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i]:
% 28.21/4.61         (~ (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 28.21/4.61             X6 @ X7 @ X8 @ X9)
% 28.21/4.61          | ~ (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 28.21/4.61               X5 @ X6 @ X7 @ X8 @ X9 @ X10)
% 28.21/4.61          | ~ (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 28.21/4.61               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11)
% 28.21/4.61          | ~ (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 28.21/4.61               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)
% 28.21/4.61          | ~ (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 28.21/4.61               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)
% 28.21/4.61          | ~ (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 28.21/4.61               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)
% 28.21/4.61          | ~ (ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 28.21/4.61               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 28.21/4.61               X14 @ X15)
% 28.21/4.61          | ~ (ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 28.21/4.61               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 28.21/4.61               X14 @ X15 @ X16)
% 28.21/4.61          | ~ (ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 28.21/4.61               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 28.21/4.61               X14 @ X15 @ X16 @ X17)
% 28.21/4.61          | ~ (ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 28.21/4.61               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 28.21/4.61               X14 @ X15 @ X16 @ X17 @ X18)
% 28.21/4.61          | ~ (ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 28.21/4.61               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 28.21/4.61               X14 @ X15 @ X16 @ X17 @ X18 @ X19)
% 28.21/4.61          | ~ (ssPv7_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 28.21/4.61               X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 28.21/4.61               X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ skc29))),
% 28.21/4.61      inference('demod', [status(thm)],
% 28.21/4.61                [zip_derived_cl1130, zip_derived_cl1158])).
% 28.21/4.61  thf(zip_derived_cl1210, plain,
% 28.21/4.61      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.61         X7 : $i, X8 : $i, X9 : $i]:
% 28.21/4.61          (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 28.21/4.61           X7 @ X8 @ X9)),
% 28.21/4.61      inference('demod', [status(thm)],
% 28.21/4.61                [zip_derived_cl829, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.61                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.61                 zip_derived_cl1029, zip_derived_cl1051, zip_derived_cl1081, 
% 28.21/4.61                 zip_derived_cl1120, zip_derived_cl1158])).
% 28.21/4.61  thf(zip_derived_cl1219, plain,
% 28.21/4.61      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.61         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 28.21/4.61         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i]:
% 28.21/4.61         (~ (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 28.21/4.61             X6 @ X7 @ X8 @ X9 @ X10)
% 28.21/4.61          | ~ (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 28.21/4.61               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11)
% 28.21/4.61          | ~ (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 28.21/4.61               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)
% 28.21/4.61          | ~ (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 28.21/4.61               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)
% 28.21/4.61          | ~ (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 28.21/4.61               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)
% 28.21/4.61          | ~ (ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 28.21/4.61               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 28.21/4.61               X14 @ X15)
% 28.21/4.61          | ~ (ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 28.21/4.61               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 28.21/4.61               X14 @ X15 @ X16)
% 28.21/4.61          | ~ (ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 28.21/4.61               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 28.21/4.61               X14 @ X15 @ X16 @ X17)
% 28.21/4.61          | ~ (ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 28.21/4.61               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 28.21/4.61               X14 @ X15 @ X16 @ X17 @ X18)
% 28.21/4.61          | ~ (ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 28.21/4.61               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 28.21/4.61               X14 @ X15 @ X16 @ X17 @ X18 @ X19)
% 28.21/4.61          | ~ (ssPv7_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 28.21/4.61               X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 28.21/4.61               X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ skc29))),
% 28.21/4.61      inference('demod', [status(thm)],
% 28.21/4.61                [zip_derived_cl1206, zip_derived_cl1210])).
% 28.21/4.61  thf(zip_derived_cl1267, plain,
% 28.21/4.61      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.61         X7 : $i, X8 : $i, X9 : $i, X10 : $i]:
% 28.21/4.61          (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 28.21/4.61           X6 @ X7 @ X8 @ X9 @ X10)),
% 28.21/4.61      inference('demod', [status(thm)],
% 28.21/4.61                [zip_derived_cl806, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.61                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.61                 zip_derived_cl1029, zip_derived_cl1051, zip_derived_cl1081, 
% 28.21/4.61                 zip_derived_cl1120, zip_derived_cl1158, zip_derived_cl1210])).
% 28.21/4.61  thf(zip_derived_cl1276, plain,
% 28.21/4.61      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.61         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 28.21/4.61         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i]:
% 28.21/4.61         (~ (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 28.21/4.61             X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11)
% 28.21/4.61          | ~ (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 28.21/4.61               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)
% 28.21/4.61          | ~ (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 28.21/4.61               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)
% 28.21/4.61          | ~ (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 28.21/4.61               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)
% 28.21/4.61          | ~ (ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 28.21/4.61               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 28.21/4.61               X14 @ X15)
% 28.21/4.61          | ~ (ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 28.21/4.61               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 28.21/4.61               X14 @ X15 @ X16)
% 28.21/4.61          | ~ (ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 28.21/4.61               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 28.21/4.61               X14 @ X15 @ X16 @ X17)
% 28.21/4.61          | ~ (ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 28.21/4.61               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 28.21/4.61               X14 @ X15 @ X16 @ X17 @ X18)
% 28.21/4.61          | ~ (ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 28.21/4.61               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 28.21/4.61               X14 @ X15 @ X16 @ X17 @ X18 @ X19)
% 28.21/4.61          | ~ (ssPv7_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 28.21/4.61               X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 28.21/4.61               X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ skc29))),
% 28.21/4.61      inference('demod', [status(thm)],
% 28.21/4.61                [zip_derived_cl1219, zip_derived_cl1267])).
% 28.21/4.61  thf(zip_derived_cl1314, plain,
% 28.21/4.61      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.61         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i]:
% 28.21/4.61          (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 28.21/4.61           X6 @ X7 @ X8 @ X9 @ X10 @ X11)),
% 28.21/4.61      inference('demod', [status(thm)],
% 28.21/4.61                [zip_derived_cl778, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.61                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.61                 zip_derived_cl1029, zip_derived_cl1051, zip_derived_cl1081, 
% 28.21/4.61                 zip_derived_cl1120, zip_derived_cl1158, zip_derived_cl1210, 
% 28.21/4.61                 zip_derived_cl1267])).
% 28.21/4.61  thf(zip_derived_cl1321, plain,
% 28.21/4.61      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.61         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 28.21/4.61         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i]:
% 28.21/4.61         (~ (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 28.21/4.61             X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)
% 28.21/4.61          | ~ (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 28.21/4.61               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)
% 28.21/4.61          | ~ (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 28.21/4.61               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)
% 28.21/4.61          | ~ (ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 28.21/4.61               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 28.21/4.61               X14 @ X15)
% 28.21/4.61          | ~ (ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 28.21/4.61               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 28.21/4.61               X14 @ X15 @ X16)
% 28.21/4.61          | ~ (ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 28.21/4.61               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 28.21/4.61               X14 @ X15 @ X16 @ X17)
% 28.21/4.61          | ~ (ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 28.21/4.61               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 28.21/4.61               X14 @ X15 @ X16 @ X17 @ X18)
% 28.21/4.61          | ~ (ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 28.21/4.61               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 28.21/4.61               X14 @ X15 @ X16 @ X17 @ X18 @ X19)
% 28.21/4.61          | ~ (ssPv7_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 28.21/4.61               X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 28.21/4.61               X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ skc29))),
% 28.21/4.61      inference('demod', [status(thm)],
% 28.21/4.61                [zip_derived_cl1276, zip_derived_cl1314])).
% 28.21/4.61  thf(zip_derived_cl1411, plain,
% 28.21/4.61      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.61         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i]:
% 28.21/4.61          (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 28.21/4.61           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)),
% 28.21/4.61      inference('demod', [status(thm)],
% 28.21/4.61                [zip_derived_cl748, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.61                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.61                 zip_derived_cl1029, zip_derived_cl1051, zip_derived_cl1081, 
% 28.21/4.61                 zip_derived_cl1120, zip_derived_cl1158, zip_derived_cl1210, 
% 28.21/4.61                 zip_derived_cl1267, zip_derived_cl1314])).
% 28.21/4.61  thf(zip_derived_cl1416, plain,
% 28.21/4.61      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.61         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 28.21/4.61         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i]:
% 28.21/4.61         (~ (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 28.21/4.61             X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)
% 28.21/4.61          | ~ (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 28.21/4.61               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)
% 28.21/4.61          | ~ (ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 28.21/4.61               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 28.21/4.61               X14 @ X15)
% 28.21/4.61          | ~ (ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 28.21/4.61               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 28.21/4.61               X14 @ X15 @ X16)
% 28.21/4.61          | ~ (ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 28.21/4.61               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 28.21/4.61               X14 @ X15 @ X16 @ X17)
% 28.21/4.61          | ~ (ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 28.21/4.61               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 28.21/4.61               X14 @ X15 @ X16 @ X17 @ X18)
% 28.21/4.61          | ~ (ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 28.21/4.61               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 28.21/4.61               X14 @ X15 @ X16 @ X17 @ X18 @ X19)
% 28.21/4.61          | ~ (ssPv7_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 28.21/4.61               X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 28.21/4.61               X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ skc29))),
% 28.21/4.61      inference('demod', [status(thm)],
% 28.21/4.61                [zip_derived_cl1321, zip_derived_cl1411])).
% 28.21/4.61  thf(zip_derived_cl1467, plain,
% 28.21/4.61      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.61         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i]:
% 28.21/4.61          (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 28.21/4.61           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)),
% 28.21/4.61      inference('demod', [status(thm)],
% 28.21/4.61                [zip_derived_cl717, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.61                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.61                 zip_derived_cl1029, zip_derived_cl1051, zip_derived_cl1081, 
% 28.21/4.61                 zip_derived_cl1120, zip_derived_cl1158, zip_derived_cl1210, 
% 28.21/4.61                 zip_derived_cl1267, zip_derived_cl1314, zip_derived_cl1411])).
% 28.21/4.61  thf(zip_derived_cl1470, plain,
% 28.21/4.61      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.61         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 28.21/4.61         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i]:
% 28.21/4.61         (~ (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 28.21/4.61             X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)
% 28.21/4.61          | ~ (ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 28.21/4.61               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 28.21/4.61               X14 @ X15)
% 28.21/4.61          | ~ (ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 28.21/4.61               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 28.21/4.61               X14 @ X15 @ X16)
% 28.21/4.61          | ~ (ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 28.21/4.61               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 28.21/4.61               X14 @ X15 @ X16 @ X17)
% 28.21/4.61          | ~ (ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 28.21/4.61               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 28.21/4.61               X14 @ X15 @ X16 @ X17 @ X18)
% 28.21/4.61          | ~ (ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 28.21/4.61               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 28.21/4.61               X14 @ X15 @ X16 @ X17 @ X18 @ X19)
% 28.21/4.61          | ~ (ssPv7_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 28.21/4.61               X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 28.21/4.61               X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ skc29))),
% 28.21/4.61      inference('demod', [status(thm)],
% 28.21/4.61                [zip_derived_cl1416, zip_derived_cl1467])).
% 28.21/4.61  thf(zip_derived_cl1526, plain,
% 28.21/4.61      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.61         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 28.21/4.61         X14 : $i]:
% 28.21/4.61          (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 28.21/4.61           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)),
% 28.21/4.61      inference('demod', [status(thm)],
% 28.21/4.61                [zip_derived_cl677, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.61                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.61                 zip_derived_cl1029, zip_derived_cl1051, zip_derived_cl1081, 
% 28.21/4.61                 zip_derived_cl1120, zip_derived_cl1158, zip_derived_cl1210, 
% 28.21/4.61                 zip_derived_cl1267, zip_derived_cl1314, zip_derived_cl1411, 
% 28.21/4.61                 zip_derived_cl1467])).
% 28.21/4.61  thf(zip_derived_cl1528, plain,
% 28.21/4.61      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.61         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 28.21/4.61         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i]:
% 28.21/4.61         (~ (ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 28.21/4.61             X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15)
% 28.21/4.61          | ~ (ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 28.21/4.61               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 28.21/4.61               X14 @ X15 @ X16)
% 28.21/4.61          | ~ (ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 28.21/4.61               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 28.21/4.61               X14 @ X15 @ X16 @ X17)
% 28.21/4.61          | ~ (ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 28.21/4.61               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 28.21/4.61               X14 @ X15 @ X16 @ X17 @ X18)
% 28.21/4.61          | ~ (ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 28.21/4.61               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 28.21/4.61               X14 @ X15 @ X16 @ X17 @ X18 @ X19)
% 28.21/4.61          | ~ (ssPv7_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 28.21/4.61               X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 28.21/4.61               X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ skc29))),
% 28.21/4.61      inference('demod', [status(thm)],
% 28.21/4.61                [zip_derived_cl1470, zip_derived_cl1526])).
% 28.21/4.61  thf(zip_derived_cl1590, plain,
% 28.21/4.61      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.61         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 28.21/4.61         X14 : $i, X15 : $i]:
% 28.21/4.61          (ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 28.21/4.61           X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15)),
% 28.21/4.61      inference('demod', [status(thm)],
% 28.21/4.61                [zip_derived_cl640, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.61                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.61                 zip_derived_cl1029, zip_derived_cl1051, zip_derived_cl1081, 
% 28.21/4.61                 zip_derived_cl1120, zip_derived_cl1158, zip_derived_cl1210, 
% 28.21/4.61                 zip_derived_cl1267, zip_derived_cl1314, zip_derived_cl1411, 
% 28.21/4.61                 zip_derived_cl1467, zip_derived_cl1526])).
% 28.21/4.61  thf(zip_derived_cl1592, plain,
% 28.21/4.61      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.61         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 28.21/4.61         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i]:
% 28.21/4.61         (~ (ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 28.21/4.61             X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 28.21/4.61             X15 @ X16)
% 28.21/4.61          | ~ (ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 28.21/4.61               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 28.21/4.61               X14 @ X15 @ X16 @ X17)
% 28.21/4.61          | ~ (ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 28.21/4.61               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 28.21/4.61               X14 @ X15 @ X16 @ X17 @ X18)
% 28.21/4.61          | ~ (ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 28.21/4.61               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 28.21/4.61               X14 @ X15 @ X16 @ X17 @ X18 @ X19)
% 28.21/4.61          | ~ (ssPv7_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 28.21/4.61               X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 28.21/4.61               X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ skc29))),
% 28.21/4.61      inference('demod', [status(thm)],
% 28.21/4.61                [zip_derived_cl1528, zip_derived_cl1590])).
% 28.21/4.61  thf(zip_derived_cl1653, plain,
% 28.21/4.61      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.61         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 28.21/4.61         X14 : $i, X15 : $i, X16 : $i]:
% 28.21/4.61          (ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 28.21/4.61           X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ 
% 28.21/4.61           X16)),
% 28.21/4.61      inference('demod', [status(thm)],
% 28.21/4.61                [zip_derived_cl600, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.61                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.61                 zip_derived_cl1029, zip_derived_cl1051, zip_derived_cl1081, 
% 28.21/4.61                 zip_derived_cl1120, zip_derived_cl1158, zip_derived_cl1210, 
% 28.21/4.61                 zip_derived_cl1267, zip_derived_cl1314, zip_derived_cl1411, 
% 28.21/4.61                 zip_derived_cl1467, zip_derived_cl1526, zip_derived_cl1590])).
% 28.21/4.61  thf(zip_derived_cl1655, plain,
% 28.21/4.61      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.61         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 28.21/4.61         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i]:
% 28.21/4.61         (~ (ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 28.21/4.61             X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 28.21/4.61             X15 @ X16 @ X17)
% 28.21/4.61          | ~ (ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 28.21/4.61               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 28.21/4.61               X14 @ X15 @ X16 @ X17 @ X18)
% 28.21/4.61          | ~ (ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 28.21/4.61               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 28.21/4.61               X14 @ X15 @ X16 @ X17 @ X18 @ X19)
% 28.21/4.61          | ~ (ssPv7_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 28.21/4.61               X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 28.21/4.61               X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ skc29))),
% 28.21/4.61      inference('demod', [status(thm)],
% 28.21/4.61                [zip_derived_cl1592, zip_derived_cl1653])).
% 28.21/4.61  thf(zip_derived_cl1716, plain,
% 28.21/4.61      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.61         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 28.21/4.61         X14 : $i, X15 : $i, X16 : $i, X17 : $i]:
% 28.21/4.61          (ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 28.21/4.61           X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 28.21/4.61           X15 @ X16 @ X17)),
% 28.21/4.61      inference('demod', [status(thm)],
% 28.21/4.61                [zip_derived_cl562, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.61                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.61                 zip_derived_cl1029, zip_derived_cl1051, zip_derived_cl1081, 
% 28.21/4.61                 zip_derived_cl1120, zip_derived_cl1158, zip_derived_cl1210, 
% 28.21/4.61                 zip_derived_cl1267, zip_derived_cl1314, zip_derived_cl1411, 
% 28.21/4.61                 zip_derived_cl1467, zip_derived_cl1526, zip_derived_cl1590, 
% 28.21/4.61                 zip_derived_cl1653])).
% 28.21/4.61  thf(zip_derived_cl1718, plain,
% 28.21/4.61      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.61         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 28.21/4.61         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i]:
% 28.21/4.61         (~ (ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 28.21/4.61             X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 28.21/4.61             X15 @ X16 @ X17 @ X18)
% 28.21/4.61          | ~ (ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 28.21/4.61               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 28.21/4.61               X14 @ X15 @ X16 @ X17 @ X18 @ X19)
% 28.21/4.61          | ~ (ssPv7_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 28.21/4.61               X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 28.21/4.61               X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ skc29))),
% 28.21/4.61      inference('demod', [status(thm)],
% 28.21/4.61                [zip_derived_cl1655, zip_derived_cl1716])).
% 28.21/4.61  thf(zip_derived_cl1787, plain,
% 28.21/4.61      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.61         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 28.21/4.61         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i]:
% 28.21/4.61          (ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 28.21/4.61           X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 28.21/4.61           X15 @ X16 @ X17 @ X18)),
% 28.21/4.61      inference('demod', [status(thm)],
% 28.21/4.61                [zip_derived_cl520, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.61                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.61                 zip_derived_cl1029, zip_derived_cl1051, zip_derived_cl1081, 
% 28.21/4.61                 zip_derived_cl1120, zip_derived_cl1158, zip_derived_cl1210, 
% 28.21/4.61                 zip_derived_cl1267, zip_derived_cl1314, zip_derived_cl1411, 
% 28.21/4.61                 zip_derived_cl1467, zip_derived_cl1526, zip_derived_cl1590, 
% 28.21/4.61                 zip_derived_cl1653, zip_derived_cl1716])).
% 28.21/4.61  thf(zip_derived_cl1789, plain,
% 28.21/4.61      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.61         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 28.21/4.61         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i]:
% 28.21/4.61         (~ (ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 28.21/4.61             X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 28.21/4.61             X14 @ X15 @ X16 @ X17 @ X18 @ X19)
% 28.21/4.62          | ~ (ssPv7_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 28.21/4.62               X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 28.21/4.62               X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ skc29))),
% 28.21/4.62      inference('demod', [status(thm)],
% 28.21/4.62                [zip_derived_cl1718, zip_derived_cl1787])).
% 28.21/4.62  thf(zip_derived_cl1854, plain,
% 28.21/4.62      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.62         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 28.21/4.62         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i]:
% 28.21/4.62          (ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 28.21/4.62           X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 28.21/4.62           X15 @ X16 @ X17 @ X18 @ X19)),
% 28.21/4.62      inference('demod', [status(thm)],
% 28.21/4.62                [zip_derived_cl477, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.62                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.62                 zip_derived_cl1029, zip_derived_cl1051, zip_derived_cl1081, 
% 28.21/4.62                 zip_derived_cl1120, zip_derived_cl1158, zip_derived_cl1210, 
% 28.21/4.62                 zip_derived_cl1267, zip_derived_cl1314, zip_derived_cl1411, 
% 28.21/4.62                 zip_derived_cl1467, zip_derived_cl1526, zip_derived_cl1590, 
% 28.21/4.62                 zip_derived_cl1653, zip_derived_cl1716, zip_derived_cl1787])).
% 28.21/4.62  thf(zip_derived_cl1855, plain,
% 28.21/4.62      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.62         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 28.21/4.62         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i]:
% 28.21/4.62         ~ (ssPv7_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 28.21/4.62            X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 28.21/4.62            X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ skc29)),
% 28.21/4.62      inference('demod', [status(thm)],
% 28.21/4.62                [zip_derived_cl1789, zip_derived_cl1854])).
% 28.21/4.62  thf(zip_derived_cl2139, plain,
% 28.21/4.62      (![X4 : $i, X5 : $i, X6 : $i, X7 : $i, X8 : $i, X9 : $i, X10 : $i, 
% 28.21/4.62         X11 : $i, X12 : $i, X13 : $i, X14 : $i, X15 : $i, X16 : $i, X17 : $i, 
% 28.21/4.62         X18 : $i, X19 : $i, X20 : $i]:
% 28.21/4.62         ( (ssPv17_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X20 @ X19 @ X18 @ X17 @ X16 @ 
% 28.21/4.62            X15 @ X14 @ X13 @ X12 @ X11 @ X10 @ X9)
% 28.21/4.62          |  (ssPv12_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X20 @ X19 @ X18 @ 
% 28.21/4.62              X17 @ X16 @ X15 @ X14 @ X13 @ X12 @ X11 @ X10 @ X9 @ X8 @ X7 @ 
% 28.21/4.62              X6 @ X5 @ X4)
% 28.21/4.62          |  (ssPv15_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X20 @ X19 @ X18 @ X17 @ 
% 28.21/4.62              X16 @ X15 @ X14 @ X13 @ X12 @ X11 @ X10 @ X9 @ X8 @ X7))),
% 28.21/4.62      inference('sup-', [status(thm)], [zip_derived_cl2138, zip_derived_cl1855])).
% 28.21/4.62  thf(clause378, conjecture,
% 28.21/4.62    (~( ( ssPv24_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.62          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 28.21/4.62          X10 @ X11 ) | 
% 28.21/4.62        ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 28.21/4.62        ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 28.21/4.62        ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 28.21/4.62        ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 28.21/4.62        ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 28.21/4.62        ( ~( ssPv24_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 28.21/4.62        ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 28.21/4.62        ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 28.21/4.62        ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 28.21/4.62        ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 28.21/4.62        ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.62             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 28.21/4.62        ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.62             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 28.21/4.62        ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.62             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 28.21/4.62        ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.62             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 28.21/4.62        ( ~( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.62             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) | 
% 28.21/4.62        ( ~( ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.62             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) ) | 
% 28.21/4.62        ( ~( ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.62             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 28.21/4.62             X9 @ X10 ) ) ))).
% 28.21/4.62  thf(zf_stmt_30, negated_conjecture,
% 28.21/4.62    (( ssPv24_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.62       U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 28.21/4.62       X10 @ X11 ) | 
% 28.21/4.62     ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 28.21/4.62     ( ~( ssNder1_2r1r1 @ U @ V ) ) | ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 28.21/4.62     ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 28.21/4.62     ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 28.21/4.62     ( ~( ssPv24_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 28.21/4.62     ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 28.21/4.62     ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 28.21/4.62     ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 28.21/4.62     ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 28.21/4.62     ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.62          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 28.21/4.62     ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.62          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 28.21/4.62     ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.62          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 28.21/4.62     ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.62          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 28.21/4.62     ( ~( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.62          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) | 
% 28.21/4.62     ( ~( ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.62          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) ) | 
% 28.21/4.62     ( ~( ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.62          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 28.21/4.62          X10 ) )),
% 28.21/4.62    inference('cnf.neg', [status(esa)], [clause378])).
% 28.21/4.62  thf(zip_derived_cl590, plain,
% 28.21/4.62      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.62         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 28.21/4.62         X14 : $i, X15 : $i, X16 : $i]:
% 28.21/4.62         ( (ssPv24_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 28.21/4.62            X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ 
% 28.21/4.62            X16)
% 28.21/4.62          | ~ (ssNder1_0)
% 28.21/4.62          | ~ (ssNder1_1r1 @ X0)
% 28.21/4.62          | ~ (ssNder1_2r1r1 @ X0 @ X1)
% 28.21/4.62          | ~ (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)
% 28.21/4.62          | ~ (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)
% 28.21/4.62          | ~ (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)
% 28.21/4.62          | ~ (ssPv24_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)
% 28.21/4.62          | ~ (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)
% 28.21/4.62          | ~ (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)
% 28.21/4.62          | ~ (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 28.21/4.62               X7)
% 28.21/4.62          | ~ (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 28.21/4.62               X6 @ X7 @ X8)
% 28.21/4.62          | ~ (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 28.21/4.62               X6 @ X7 @ X8 @ X9)
% 28.21/4.62          | ~ (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 28.21/4.62               X5 @ X6 @ X7 @ X8 @ X9 @ X10)
% 28.21/4.62          | ~ (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 28.21/4.62               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11)
% 28.21/4.62          | ~ (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 28.21/4.62               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)
% 28.21/4.62          | ~ (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 28.21/4.62               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)
% 28.21/4.62          | ~ (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 28.21/4.62               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)
% 28.21/4.62          | ~ (ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 28.21/4.62               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 28.21/4.62               X14 @ X15))),
% 28.21/4.62      inference('cnf', [status(esa)], [zf_stmt_30])).
% 28.21/4.62  thf(zip_derived_cl967, plain, ( (ssNder1_0)),
% 28.21/4.62      inference('cnf', [status(esa)], [zf_stmt_1])).
% 28.21/4.62  thf(zip_derived_cl973, plain, (![X0 : $i]:  (ssNder1_1r1 @ X0)),
% 28.21/4.62      inference('demod', [status(thm)], [zip_derived_cl966, zip_derived_cl967])).
% 28.21/4.62  thf(zip_derived_cl974, plain,
% 28.21/4.62      (![X0 : $i, X1 : $i]:  (ssNder1_2r1r1 @ X0 @ X1)),
% 28.21/4.62      inference('demod', [status(thm)],
% 28.21/4.62                [zip_derived_cl965, zip_derived_cl967, zip_derived_cl973])).
% 28.21/4.62  thf(zip_derived_cl979, plain,
% 28.21/4.62      (![X0 : $i, X1 : $i, X2 : $i]:  (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)),
% 28.21/4.62      inference('demod', [status(thm)],
% 28.21/4.62                [zip_derived_cl957, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.62                 zip_derived_cl974])).
% 28.21/4.62  thf(zip_derived_cl1005, plain,
% 28.21/4.62      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 28.21/4.62          (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)),
% 28.21/4.62      inference('demod', [status(thm)],
% 28.21/4.62                [zip_derived_cl948, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.62                 zip_derived_cl974, zip_derived_cl979])).
% 28.21/4.62  thf(zip_derived_cl1029, plain,
% 28.21/4.62      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 28.21/4.62          (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)),
% 28.21/4.62      inference('demod', [status(thm)],
% 28.21/4.62                [zip_derived_cl934, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.62                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005])).
% 28.21/4.62  thf(zip_derived_cl1051, plain,
% 28.21/4.62      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 28.21/4.62          (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)),
% 28.21/4.62      inference('demod', [status(thm)],
% 28.21/4.62                [zip_derived_cl920, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.62                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.62                 zip_derived_cl1029])).
% 28.21/4.62  thf(zip_derived_cl1081, plain,
% 28.21/4.62      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i]:
% 28.21/4.62          (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)),
% 28.21/4.62      inference('demod', [status(thm)],
% 28.21/4.62                [zip_derived_cl900, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.62                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.62                 zip_derived_cl1029, zip_derived_cl1051])).
% 28.21/4.62  thf(zip_derived_cl1120, plain,
% 28.21/4.62      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, X7 : $i]:
% 28.21/4.62          (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7)),
% 28.21/4.62      inference('demod', [status(thm)],
% 28.21/4.62                [zip_derived_cl880, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.62                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.62                 zip_derived_cl1029, zip_derived_cl1051, zip_derived_cl1081])).
% 28.21/4.62  thf(zip_derived_cl1158, plain,
% 28.21/4.62      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.62         X7 : $i, X8 : $i]:
% 28.21/4.62          (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 28.21/4.62           X7 @ X8)),
% 28.21/4.62      inference('demod', [status(thm)],
% 28.21/4.62                [zip_derived_cl860, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.62                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.62                 zip_derived_cl1029, zip_derived_cl1051, zip_derived_cl1081, 
% 28.21/4.62                 zip_derived_cl1120])).
% 28.21/4.62  thf(zip_derived_cl1210, plain,
% 28.21/4.62      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.62         X7 : $i, X8 : $i, X9 : $i]:
% 28.21/4.62          (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 28.21/4.62           X7 @ X8 @ X9)),
% 28.21/4.62      inference('demod', [status(thm)],
% 28.21/4.62                [zip_derived_cl829, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.62                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.62                 zip_derived_cl1029, zip_derived_cl1051, zip_derived_cl1081, 
% 28.21/4.62                 zip_derived_cl1120, zip_derived_cl1158])).
% 28.21/4.62  thf(zip_derived_cl1267, plain,
% 28.21/4.62      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.62         X7 : $i, X8 : $i, X9 : $i, X10 : $i]:
% 28.21/4.62          (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 28.21/4.62           X6 @ X7 @ X8 @ X9 @ X10)),
% 28.21/4.62      inference('demod', [status(thm)],
% 28.21/4.62                [zip_derived_cl806, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.62                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.62                 zip_derived_cl1029, zip_derived_cl1051, zip_derived_cl1081, 
% 28.21/4.62                 zip_derived_cl1120, zip_derived_cl1158, zip_derived_cl1210])).
% 28.21/4.62  thf(zip_derived_cl1314, plain,
% 28.21/4.62      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.62         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i]:
% 28.21/4.62          (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 28.21/4.62           X6 @ X7 @ X8 @ X9 @ X10 @ X11)),
% 28.21/4.62      inference('demod', [status(thm)],
% 28.21/4.62                [zip_derived_cl778, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.62                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.62                 zip_derived_cl1029, zip_derived_cl1051, zip_derived_cl1081, 
% 28.21/4.62                 zip_derived_cl1120, zip_derived_cl1158, zip_derived_cl1210, 
% 28.21/4.62                 zip_derived_cl1267])).
% 28.21/4.62  thf(zip_derived_cl1411, plain,
% 28.21/4.62      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.62         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i]:
% 28.21/4.62          (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 28.21/4.62           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)),
% 28.21/4.62      inference('demod', [status(thm)],
% 28.21/4.62                [zip_derived_cl748, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.62                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.62                 zip_derived_cl1029, zip_derived_cl1051, zip_derived_cl1081, 
% 28.21/4.62                 zip_derived_cl1120, zip_derived_cl1158, zip_derived_cl1210, 
% 28.21/4.62                 zip_derived_cl1267, zip_derived_cl1314])).
% 28.21/4.62  thf(zip_derived_cl1467, plain,
% 28.21/4.62      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.62         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i]:
% 28.21/4.62          (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 28.21/4.62           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)),
% 28.21/4.62      inference('demod', [status(thm)],
% 28.21/4.62                [zip_derived_cl717, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.62                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.62                 zip_derived_cl1029, zip_derived_cl1051, zip_derived_cl1081, 
% 28.21/4.62                 zip_derived_cl1120, zip_derived_cl1158, zip_derived_cl1210, 
% 28.21/4.62                 zip_derived_cl1267, zip_derived_cl1314, zip_derived_cl1411])).
% 28.21/4.62  thf(zip_derived_cl1526, plain,
% 28.21/4.62      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.62         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 28.21/4.62         X14 : $i]:
% 28.21/4.62          (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 28.21/4.62           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)),
% 28.21/4.62      inference('demod', [status(thm)],
% 28.21/4.62                [zip_derived_cl677, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.62                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.62                 zip_derived_cl1029, zip_derived_cl1051, zip_derived_cl1081, 
% 28.21/4.62                 zip_derived_cl1120, zip_derived_cl1158, zip_derived_cl1210, 
% 28.21/4.62                 zip_derived_cl1267, zip_derived_cl1314, zip_derived_cl1411, 
% 28.21/4.62                 zip_derived_cl1467])).
% 28.21/4.62  thf(zip_derived_cl1590, plain,
% 28.21/4.62      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.62         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 28.21/4.62         X14 : $i, X15 : $i]:
% 28.21/4.62          (ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 28.21/4.62           X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15)),
% 28.21/4.62      inference('demod', [status(thm)],
% 28.21/4.62                [zip_derived_cl640, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.62                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.62                 zip_derived_cl1029, zip_derived_cl1051, zip_derived_cl1081, 
% 28.21/4.62                 zip_derived_cl1120, zip_derived_cl1158, zip_derived_cl1210, 
% 28.21/4.62                 zip_derived_cl1267, zip_derived_cl1314, zip_derived_cl1411, 
% 28.21/4.62                 zip_derived_cl1467, zip_derived_cl1526])).
% 28.21/4.62  thf(zip_derived_cl1676, plain,
% 28.21/4.62      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.62         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 28.21/4.62         X14 : $i, X15 : $i, X16 : $i]:
% 28.21/4.62         ( (ssPv24_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 28.21/4.62            X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ 
% 28.21/4.62            X16)
% 28.21/4.62          | ~ (ssPv24_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4))),
% 28.21/4.62      inference('demod', [status(thm)],
% 28.21/4.62                [zip_derived_cl590, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.62                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.62                 zip_derived_cl1029, zip_derived_cl1051, zip_derived_cl1081, 
% 28.21/4.62                 zip_derived_cl1120, zip_derived_cl1158, zip_derived_cl1210, 
% 28.21/4.62                 zip_derived_cl1267, zip_derived_cl1314, zip_derived_cl1411, 
% 28.21/4.62                 zip_derived_cl1467, zip_derived_cl1526, zip_derived_cl1590])).
% 28.21/4.62  thf(clause479, conjecture,
% 28.21/4.62    (~( ( ssPv25_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.62          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 28.21/4.62          X10 @ X11 ) | 
% 28.21/4.62        ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 28.21/4.62        ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 28.21/4.62        ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 28.21/4.62        ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 28.21/4.62        ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 28.21/4.62        ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 28.21/4.62        ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 28.21/4.62        ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 28.21/4.62        ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 28.21/4.62        ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.62             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 28.21/4.62        ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.62             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 28.21/4.62        ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.62             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 28.21/4.62        ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.62             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 28.21/4.62        ( ~( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.62             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) | 
% 28.21/4.62        ( ~( ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.62             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) ) | 
% 28.21/4.62        ( ~( ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.62             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 28.21/4.62             X9 @ X10 ) ) | 
% 28.21/4.62        ( ~( ssPv24_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.62             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 28.21/4.62             X9 @ X10 @ X11 ) ) | 
% 28.21/4.62        ( ~( ssPv22_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.62             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 28.21/4.62             X9 @ X10 @ X11 ) ) | 
% 28.21/4.62        ( ~( ssPv12_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.62             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 28.21/4.62             X9 @ X10 @ X11 ) ) ))).
% 28.21/4.62  thf(zf_stmt_31, negated_conjecture,
% 28.21/4.62    (( ssPv25_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.62       U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 28.21/4.62       X10 @ X11 ) | 
% 28.21/4.62     ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 28.21/4.62     ( ~( ssNder1_2r1r1 @ U @ V ) ) | ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 28.21/4.62     ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 28.21/4.62     ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 28.21/4.62     ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 28.21/4.62     ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 28.21/4.62     ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 28.21/4.62     ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 28.21/4.62     ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.62          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 28.21/4.62     ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.62          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 28.21/4.62     ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.62          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 28.21/4.62     ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.62          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 28.21/4.62     ( ~( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.62          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) | 
% 28.21/4.62     ( ~( ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.62          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) ) | 
% 28.21/4.62     ( ~( ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.62          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 28.21/4.62          X10 ) ) | 
% 28.21/4.62     ( ~( ssPv24_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.62          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 28.21/4.62          X10 @ X11 ) ) | 
% 28.21/4.62     ( ~( ssPv22_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.62          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 28.21/4.62          X10 @ X11 ) ) | 
% 28.21/4.62     ( ~( ssPv12_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.62          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 28.21/4.62          X10 @ X11 ) )),
% 28.21/4.62    inference('cnf.neg', [status(esa)], [clause479])).
% 28.21/4.62  thf(zip_derived_cl489, plain,
% 28.21/4.62      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.62         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 28.21/4.62         X14 : $i, X15 : $i, X16 : $i]:
% 28.21/4.62         ( (ssPv25_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 28.21/4.62            X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ 
% 28.21/4.62            X16)
% 28.21/4.62          | ~ (ssNder1_0)
% 28.21/4.62          | ~ (ssNder1_1r1 @ X0)
% 28.21/4.62          | ~ (ssNder1_2r1r1 @ X0 @ X1)
% 28.21/4.62          | ~ (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)
% 28.21/4.62          | ~ (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)
% 28.21/4.62          | ~ (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)
% 28.21/4.62          | ~ (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)
% 28.21/4.62          | ~ (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)
% 28.21/4.62          | ~ (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 28.21/4.62               X7)
% 28.21/4.62          | ~ (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 28.21/4.62               X6 @ X7 @ X8)
% 28.21/4.62          | ~ (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 28.21/4.62               X6 @ X7 @ X8 @ X9)
% 28.21/4.62          | ~ (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 28.21/4.62               X5 @ X6 @ X7 @ X8 @ X9 @ X10)
% 28.21/4.62          | ~ (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 28.21/4.62               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11)
% 28.21/4.62          | ~ (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 28.21/4.62               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)
% 28.21/4.62          | ~ (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 28.21/4.62               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)
% 28.21/4.62          | ~ (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 28.21/4.62               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)
% 28.21/4.62          | ~ (ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 28.21/4.62               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 28.21/4.62               X14 @ X15)
% 28.21/4.62          | ~ (ssPv24_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 28.21/4.62               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 28.21/4.62               X14 @ X15 @ X16)
% 28.21/4.62          | ~ (ssPv22_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 28.21/4.62               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 28.21/4.62               X14 @ X15 @ X16)
% 28.21/4.62          | ~ (ssPv12_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 28.21/4.62               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 28.21/4.62               X14 @ X15 @ X16))),
% 28.21/4.62      inference('cnf', [status(esa)], [zf_stmt_31])).
% 28.21/4.62  thf(zip_derived_cl967, plain, ( (ssNder1_0)),
% 28.21/4.62      inference('cnf', [status(esa)], [zf_stmt_1])).
% 28.21/4.62  thf(zip_derived_cl973, plain, (![X0 : $i]:  (ssNder1_1r1 @ X0)),
% 28.21/4.62      inference('demod', [status(thm)], [zip_derived_cl966, zip_derived_cl967])).
% 28.21/4.62  thf(zip_derived_cl974, plain,
% 28.21/4.62      (![X0 : $i, X1 : $i]:  (ssNder1_2r1r1 @ X0 @ X1)),
% 28.21/4.62      inference('demod', [status(thm)],
% 28.21/4.62                [zip_derived_cl965, zip_derived_cl967, zip_derived_cl973])).
% 28.21/4.62  thf(zip_derived_cl979, plain,
% 28.21/4.62      (![X0 : $i, X1 : $i, X2 : $i]:  (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)),
% 28.21/4.62      inference('demod', [status(thm)],
% 28.21/4.62                [zip_derived_cl957, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.62                 zip_derived_cl974])).
% 28.21/4.62  thf(zip_derived_cl1005, plain,
% 28.21/4.62      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 28.21/4.62          (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)),
% 28.21/4.62      inference('demod', [status(thm)],
% 28.21/4.62                [zip_derived_cl948, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.62                 zip_derived_cl974, zip_derived_cl979])).
% 28.21/4.62  thf(zip_derived_cl1029, plain,
% 28.21/4.62      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 28.21/4.62          (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)),
% 28.21/4.62      inference('demod', [status(thm)],
% 28.21/4.62                [zip_derived_cl934, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.62                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005])).
% 28.21/4.62  thf(zip_derived_cl1051, plain,
% 28.21/4.62      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 28.21/4.62          (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)),
% 28.21/4.62      inference('demod', [status(thm)],
% 28.21/4.62                [zip_derived_cl920, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.62                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.62                 zip_derived_cl1029])).
% 28.21/4.62  thf(zip_derived_cl1081, plain,
% 28.21/4.62      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i]:
% 28.21/4.62          (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)),
% 28.21/4.62      inference('demod', [status(thm)],
% 28.21/4.62                [zip_derived_cl900, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.62                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.62                 zip_derived_cl1029, zip_derived_cl1051])).
% 28.21/4.62  thf(zip_derived_cl1120, plain,
% 28.21/4.62      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, X7 : $i]:
% 28.21/4.62          (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7)),
% 28.21/4.62      inference('demod', [status(thm)],
% 28.21/4.62                [zip_derived_cl880, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.62                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.62                 zip_derived_cl1029, zip_derived_cl1051, zip_derived_cl1081])).
% 28.21/4.62  thf(zip_derived_cl1158, plain,
% 28.21/4.62      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.62         X7 : $i, X8 : $i]:
% 28.21/4.62          (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 28.21/4.62           X7 @ X8)),
% 28.21/4.62      inference('demod', [status(thm)],
% 28.21/4.62                [zip_derived_cl860, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.62                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.62                 zip_derived_cl1029, zip_derived_cl1051, zip_derived_cl1081, 
% 28.21/4.62                 zip_derived_cl1120])).
% 28.21/4.62  thf(zip_derived_cl1210, plain,
% 28.21/4.62      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.62         X7 : $i, X8 : $i, X9 : $i]:
% 28.21/4.62          (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 28.21/4.62           X7 @ X8 @ X9)),
% 28.21/4.62      inference('demod', [status(thm)],
% 28.21/4.62                [zip_derived_cl829, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.62                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.62                 zip_derived_cl1029, zip_derived_cl1051, zip_derived_cl1081, 
% 28.21/4.62                 zip_derived_cl1120, zip_derived_cl1158])).
% 28.21/4.62  thf(zip_derived_cl1267, plain,
% 28.21/4.62      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.62         X7 : $i, X8 : $i, X9 : $i, X10 : $i]:
% 28.21/4.62          (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 28.21/4.62           X6 @ X7 @ X8 @ X9 @ X10)),
% 28.21/4.62      inference('demod', [status(thm)],
% 28.21/4.62                [zip_derived_cl806, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.62                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.62                 zip_derived_cl1029, zip_derived_cl1051, zip_derived_cl1081, 
% 28.21/4.62                 zip_derived_cl1120, zip_derived_cl1158, zip_derived_cl1210])).
% 28.21/4.62  thf(zip_derived_cl1314, plain,
% 28.21/4.62      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.62         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i]:
% 28.21/4.62          (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 28.21/4.62           X6 @ X7 @ X8 @ X9 @ X10 @ X11)),
% 28.21/4.62      inference('demod', [status(thm)],
% 28.21/4.62                [zip_derived_cl778, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.62                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.62                 zip_derived_cl1029, zip_derived_cl1051, zip_derived_cl1081, 
% 28.21/4.62                 zip_derived_cl1120, zip_derived_cl1158, zip_derived_cl1210, 
% 28.21/4.62                 zip_derived_cl1267])).
% 28.21/4.62  thf(zip_derived_cl1411, plain,
% 28.21/4.62      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.62         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i]:
% 28.21/4.62          (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 28.21/4.62           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)),
% 28.21/4.62      inference('demod', [status(thm)],
% 28.21/4.62                [zip_derived_cl748, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.62                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.62                 zip_derived_cl1029, zip_derived_cl1051, zip_derived_cl1081, 
% 28.21/4.62                 zip_derived_cl1120, zip_derived_cl1158, zip_derived_cl1210, 
% 28.21/4.62                 zip_derived_cl1267, zip_derived_cl1314])).
% 28.21/4.62  thf(zip_derived_cl1467, plain,
% 28.21/4.62      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.62         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i]:
% 28.21/4.62          (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 28.21/4.62           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)),
% 28.21/4.62      inference('demod', [status(thm)],
% 28.21/4.62                [zip_derived_cl717, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.62                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.62                 zip_derived_cl1029, zip_derived_cl1051, zip_derived_cl1081, 
% 28.21/4.62                 zip_derived_cl1120, zip_derived_cl1158, zip_derived_cl1210, 
% 28.21/4.62                 zip_derived_cl1267, zip_derived_cl1314, zip_derived_cl1411])).
% 28.21/4.62  thf(zip_derived_cl1526, plain,
% 28.21/4.62      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.62         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 28.21/4.62         X14 : $i]:
% 28.21/4.62          (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 28.21/4.62           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)),
% 28.21/4.62      inference('demod', [status(thm)],
% 28.21/4.62                [zip_derived_cl677, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.62                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.62                 zip_derived_cl1029, zip_derived_cl1051, zip_derived_cl1081, 
% 28.21/4.62                 zip_derived_cl1120, zip_derived_cl1158, zip_derived_cl1210, 
% 28.21/4.62                 zip_derived_cl1267, zip_derived_cl1314, zip_derived_cl1411, 
% 28.21/4.62                 zip_derived_cl1467])).
% 28.21/4.62  thf(zip_derived_cl1590, plain,
% 28.21/4.62      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.62         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 28.21/4.62         X14 : $i, X15 : $i]:
% 28.21/4.62          (ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 28.21/4.62           X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15)),
% 28.21/4.62      inference('demod', [status(thm)],
% 28.21/4.62                [zip_derived_cl640, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.62                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.62                 zip_derived_cl1029, zip_derived_cl1051, zip_derived_cl1081, 
% 28.21/4.62                 zip_derived_cl1120, zip_derived_cl1158, zip_derived_cl1210, 
% 28.21/4.62                 zip_derived_cl1267, zip_derived_cl1314, zip_derived_cl1411, 
% 28.21/4.62                 zip_derived_cl1467, zip_derived_cl1526])).
% 28.21/4.62  thf(zip_derived_cl1837, plain,
% 28.21/4.62      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.62         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 28.21/4.62         X14 : $i, X15 : $i, X16 : $i]:
% 28.21/4.62         ( (ssPv25_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 28.21/4.62            X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ 
% 28.21/4.62            X16)
% 28.21/4.62          | ~ (ssPv24_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 28.21/4.62               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 28.21/4.62               X14 @ X15 @ X16)
% 28.21/4.62          | ~ (ssPv22_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 28.21/4.62               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 28.21/4.62               X14 @ X15 @ X16)
% 28.21/4.62          | ~ (ssPv12_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 28.21/4.62               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 28.21/4.62               X14 @ X15 @ X16))),
% 28.21/4.62      inference('demod', [status(thm)],
% 28.21/4.62                [zip_derived_cl489, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.62                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.62                 zip_derived_cl1029, zip_derived_cl1051, zip_derived_cl1081, 
% 28.21/4.62                 zip_derived_cl1120, zip_derived_cl1158, zip_derived_cl1210, 
% 28.21/4.62                 zip_derived_cl1267, zip_derived_cl1314, zip_derived_cl1411, 
% 28.21/4.62                 zip_derived_cl1467, zip_derived_cl1526, zip_derived_cl1590])).
% 28.21/4.62  thf(zip_derived_cl1838, plain,
% 28.21/4.62      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.62         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 28.21/4.62         X14 : $i, X15 : $i, X16 : $i]:
% 28.21/4.62         (~ (ssPv24_5r1r1r1r1r1 @ X16 @ X15 @ X14 @ X13 @ X12)
% 28.21/4.62          | ~ (ssPv12_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X16 @ X15 @ X14 @ 
% 28.21/4.62               X13 @ X12 @ X11 @ X10 @ X9 @ X8 @ X7 @ X6 @ X5 @ X4 @ X3 @ X2 @ 
% 28.21/4.62               X1 @ X0)
% 28.21/4.62          | ~ (ssPv22_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X16 @ X15 @ X14 @ 
% 28.21/4.62               X13 @ X12 @ X11 @ X10 @ X9 @ X8 @ X7 @ X6 @ X5 @ X4 @ X3 @ X2 @ 
% 28.21/4.62               X1 @ X0)
% 28.21/4.62          |  (ssPv25_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X16 @ X15 @ X14 @ 
% 28.21/4.62              X13 @ X12 @ X11 @ X10 @ X9 @ X8 @ X7 @ X6 @ X5 @ X4 @ X3 @ X2 @ 
% 28.21/4.62              X1 @ X0))),
% 28.21/4.62      inference('sup-', [status(thm)], [zip_derived_cl1676, zip_derived_cl1837])).
% 28.21/4.62  thf(clause376, conjecture,
% 28.21/4.62    (~( ( ssPv25_4r1r1r1r1 @ U @ V @ W @ X ) | ( ~( ssNder1_0 ) ) | 
% 28.21/4.62        ( ~( ssNder1_1r1 @ U ) ) | ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 28.21/4.62        ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 28.21/4.62        ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 28.21/4.62        ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 28.21/4.62        ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 28.21/4.62        ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 28.21/4.62        ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 28.21/4.62        ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 28.21/4.62        ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.62             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 28.21/4.62        ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.62             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 28.21/4.62        ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.62             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 28.21/4.62        ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.62             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 28.21/4.62        ( ~( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.62             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) | 
% 28.21/4.62        ( ~( ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.62             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) ) | 
% 28.21/4.62        ( ~( ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.62             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 28.21/4.62             X9 @ X10 ) ) | 
% 28.21/4.62        ( ~( ssPv25_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.62             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 28.21/4.62             X9 @ X10 @ X11 ) ) ))).
% 28.21/4.62  thf(zf_stmt_32, negated_conjecture,
% 28.21/4.62    (( ssPv25_4r1r1r1r1 @ U @ V @ W @ X ) | ( ~( ssNder1_0 ) ) | 
% 28.21/4.62     ( ~( ssNder1_1r1 @ U ) ) | ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 28.21/4.62     ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 28.21/4.62     ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 28.21/4.62     ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 28.21/4.62     ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 28.21/4.62     ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 28.21/4.62     ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 28.21/4.62     ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 28.21/4.62     ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.62          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 28.21/4.62     ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.62          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 28.21/4.62     ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.62          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 28.21/4.62     ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.62          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 28.21/4.62     ( ~( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.62          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) | 
% 28.21/4.62     ( ~( ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.62          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) ) | 
% 28.21/4.62     ( ~( ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.62          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 28.21/4.62          X10 ) ) | 
% 28.21/4.62     ( ~( ssPv25_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.62          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 28.21/4.62          X10 @ X11 ) )),
% 28.21/4.62    inference('cnf.neg', [status(esa)], [clause376])).
% 28.21/4.62  thf(zip_derived_cl592, plain,
% 28.21/4.62      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.62         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 28.21/4.62         X14 : $i, X15 : $i, X16 : $i]:
% 28.21/4.62         ( (ssPv25_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)
% 28.21/4.62          | ~ (ssNder1_0)
% 28.21/4.62          | ~ (ssNder1_1r1 @ X0)
% 28.21/4.62          | ~ (ssNder1_2r1r1 @ X0 @ X1)
% 28.21/4.62          | ~ (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)
% 28.21/4.62          | ~ (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)
% 28.21/4.62          | ~ (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)
% 28.21/4.62          | ~ (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)
% 28.21/4.62          | ~ (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)
% 28.21/4.62          | ~ (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 28.21/4.62               X7)
% 28.21/4.62          | ~ (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 28.21/4.62               X6 @ X7 @ X8)
% 28.21/4.62          | ~ (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 28.21/4.62               X6 @ X7 @ X8 @ X9)
% 28.21/4.62          | ~ (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 28.21/4.62               X5 @ X6 @ X7 @ X8 @ X9 @ X10)
% 28.21/4.62          | ~ (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 28.21/4.62               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11)
% 28.21/4.62          | ~ (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 28.21/4.62               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)
% 28.21/4.62          | ~ (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 28.21/4.62               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)
% 28.21/4.62          | ~ (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 28.21/4.62               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)
% 28.21/4.62          | ~ (ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 28.21/4.62               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 28.21/4.62               X14 @ X15)
% 28.21/4.62          | ~ (ssPv25_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 28.21/4.62               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 28.21/4.62               X14 @ X15 @ X16))),
% 28.21/4.62      inference('cnf', [status(esa)], [zf_stmt_32])).
% 28.21/4.62  thf(zip_derived_cl967, plain, ( (ssNder1_0)),
% 28.21/4.62      inference('cnf', [status(esa)], [zf_stmt_1])).
% 28.21/4.62  thf(zip_derived_cl973, plain, (![X0 : $i]:  (ssNder1_1r1 @ X0)),
% 28.21/4.62      inference('demod', [status(thm)], [zip_derived_cl966, zip_derived_cl967])).
% 28.21/4.62  thf(zip_derived_cl974, plain,
% 28.21/4.62      (![X0 : $i, X1 : $i]:  (ssNder1_2r1r1 @ X0 @ X1)),
% 28.21/4.62      inference('demod', [status(thm)],
% 28.21/4.62                [zip_derived_cl965, zip_derived_cl967, zip_derived_cl973])).
% 28.21/4.62  thf(zip_derived_cl979, plain,
% 28.21/4.62      (![X0 : $i, X1 : $i, X2 : $i]:  (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)),
% 28.21/4.62      inference('demod', [status(thm)],
% 28.21/4.62                [zip_derived_cl957, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.62                 zip_derived_cl974])).
% 28.21/4.62  thf(zip_derived_cl1005, plain,
% 28.21/4.62      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 28.21/4.62          (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)),
% 28.21/4.62      inference('demod', [status(thm)],
% 28.21/4.62                [zip_derived_cl948, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.62                 zip_derived_cl974, zip_derived_cl979])).
% 28.21/4.62  thf(zip_derived_cl1029, plain,
% 28.21/4.62      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 28.21/4.62          (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)),
% 28.21/4.62      inference('demod', [status(thm)],
% 28.21/4.62                [zip_derived_cl934, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.62                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005])).
% 28.21/4.62  thf(zip_derived_cl1051, plain,
% 28.21/4.62      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 28.21/4.62          (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)),
% 28.21/4.62      inference('demod', [status(thm)],
% 28.21/4.62                [zip_derived_cl920, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.62                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.62                 zip_derived_cl1029])).
% 28.21/4.62  thf(zip_derived_cl1081, plain,
% 28.21/4.62      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i]:
% 28.21/4.62          (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)),
% 28.21/4.62      inference('demod', [status(thm)],
% 28.21/4.62                [zip_derived_cl900, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.62                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.62                 zip_derived_cl1029, zip_derived_cl1051])).
% 28.21/4.62  thf(zip_derived_cl1120, plain,
% 28.21/4.62      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, X7 : $i]:
% 28.21/4.62          (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7)),
% 28.21/4.62      inference('demod', [status(thm)],
% 28.21/4.62                [zip_derived_cl880, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.62                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.62                 zip_derived_cl1029, zip_derived_cl1051, zip_derived_cl1081])).
% 28.21/4.62  thf(zip_derived_cl1158, plain,
% 28.21/4.62      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.62         X7 : $i, X8 : $i]:
% 28.21/4.62          (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 28.21/4.62           X7 @ X8)),
% 28.21/4.62      inference('demod', [status(thm)],
% 28.21/4.62                [zip_derived_cl860, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.62                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.62                 zip_derived_cl1029, zip_derived_cl1051, zip_derived_cl1081, 
% 28.21/4.62                 zip_derived_cl1120])).
% 28.21/4.62  thf(zip_derived_cl1210, plain,
% 28.21/4.62      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.62         X7 : $i, X8 : $i, X9 : $i]:
% 28.21/4.62          (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 28.21/4.62           X7 @ X8 @ X9)),
% 28.21/4.62      inference('demod', [status(thm)],
% 28.21/4.62                [zip_derived_cl829, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.62                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.62                 zip_derived_cl1029, zip_derived_cl1051, zip_derived_cl1081, 
% 28.21/4.62                 zip_derived_cl1120, zip_derived_cl1158])).
% 28.21/4.62  thf(zip_derived_cl1267, plain,
% 28.21/4.62      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.62         X7 : $i, X8 : $i, X9 : $i, X10 : $i]:
% 28.21/4.62          (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 28.21/4.62           X6 @ X7 @ X8 @ X9 @ X10)),
% 28.21/4.62      inference('demod', [status(thm)],
% 28.21/4.62                [zip_derived_cl806, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.62                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.62                 zip_derived_cl1029, zip_derived_cl1051, zip_derived_cl1081, 
% 28.21/4.62                 zip_derived_cl1120, zip_derived_cl1158, zip_derived_cl1210])).
% 28.21/4.62  thf(zip_derived_cl1314, plain,
% 28.21/4.62      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.62         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i]:
% 28.21/4.62          (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 28.21/4.62           X6 @ X7 @ X8 @ X9 @ X10 @ X11)),
% 28.21/4.62      inference('demod', [status(thm)],
% 28.21/4.62                [zip_derived_cl778, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.62                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.62                 zip_derived_cl1029, zip_derived_cl1051, zip_derived_cl1081, 
% 28.21/4.62                 zip_derived_cl1120, zip_derived_cl1158, zip_derived_cl1210, 
% 28.21/4.62                 zip_derived_cl1267])).
% 28.21/4.62  thf(zip_derived_cl1411, plain,
% 28.21/4.62      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.62         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i]:
% 28.21/4.62          (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 28.21/4.62           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)),
% 28.21/4.62      inference('demod', [status(thm)],
% 28.21/4.62                [zip_derived_cl748, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.62                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.62                 zip_derived_cl1029, zip_derived_cl1051, zip_derived_cl1081, 
% 28.21/4.62                 zip_derived_cl1120, zip_derived_cl1158, zip_derived_cl1210, 
% 28.21/4.62                 zip_derived_cl1267, zip_derived_cl1314])).
% 28.21/4.62  thf(zip_derived_cl1467, plain,
% 28.21/4.62      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.62         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i]:
% 28.21/4.62          (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 28.21/4.62           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)),
% 28.21/4.62      inference('demod', [status(thm)],
% 28.21/4.62                [zip_derived_cl717, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.62                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.62                 zip_derived_cl1029, zip_derived_cl1051, zip_derived_cl1081, 
% 28.21/4.62                 zip_derived_cl1120, zip_derived_cl1158, zip_derived_cl1210, 
% 28.21/4.62                 zip_derived_cl1267, zip_derived_cl1314, zip_derived_cl1411])).
% 28.21/4.62  thf(zip_derived_cl1526, plain,
% 28.21/4.62      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.62         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 28.21/4.62         X14 : $i]:
% 28.21/4.62          (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 28.21/4.62           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)),
% 28.21/4.62      inference('demod', [status(thm)],
% 28.21/4.62                [zip_derived_cl677, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.62                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.62                 zip_derived_cl1029, zip_derived_cl1051, zip_derived_cl1081, 
% 28.21/4.62                 zip_derived_cl1120, zip_derived_cl1158, zip_derived_cl1210, 
% 28.21/4.62                 zip_derived_cl1267, zip_derived_cl1314, zip_derived_cl1411, 
% 28.21/4.62                 zip_derived_cl1467])).
% 28.21/4.62  thf(zip_derived_cl1590, plain,
% 28.21/4.62      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.62         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 28.21/4.62         X14 : $i, X15 : $i]:
% 28.21/4.62          (ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 28.21/4.62           X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15)),
% 28.21/4.62      inference('demod', [status(thm)],
% 28.21/4.62                [zip_derived_cl640, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.62                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.62                 zip_derived_cl1029, zip_derived_cl1051, zip_derived_cl1081, 
% 28.21/4.62                 zip_derived_cl1120, zip_derived_cl1158, zip_derived_cl1210, 
% 28.21/4.62                 zip_derived_cl1267, zip_derived_cl1314, zip_derived_cl1411, 
% 28.21/4.62                 zip_derived_cl1467, zip_derived_cl1526])).
% 28.21/4.62  thf(zip_derived_cl1643, plain,
% 28.21/4.62      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.62         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 28.21/4.62         X14 : $i, X15 : $i, X16 : $i]:
% 28.21/4.62         ( (ssPv25_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)
% 28.21/4.62          | ~ (ssPv25_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 28.21/4.62               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 28.21/4.62               X14 @ X15 @ X16))),
% 28.21/4.62      inference('demod', [status(thm)],
% 28.21/4.62                [zip_derived_cl592, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.62                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.62                 zip_derived_cl1029, zip_derived_cl1051, zip_derived_cl1081, 
% 28.21/4.62                 zip_derived_cl1120, zip_derived_cl1158, zip_derived_cl1210, 
% 28.21/4.62                 zip_derived_cl1267, zip_derived_cl1314, zip_derived_cl1411, 
% 28.21/4.62                 zip_derived_cl1467, zip_derived_cl1526, zip_derived_cl1590])).
% 28.21/4.62  thf(clause292, conjecture,
% 28.21/4.62    (~( ( ssPv13_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.62          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 28.21/4.62          skc32 ) | 
% 28.21/4.62        ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 28.21/4.62        ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 28.21/4.62        ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 28.21/4.62        ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 28.21/4.62        ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 28.21/4.62        ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 28.21/4.62        ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 28.21/4.62        ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 28.21/4.62        ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 28.21/4.62        ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.62             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 28.21/4.62        ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.62             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 28.21/4.62        ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.62             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 28.21/4.62        ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.62             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 28.21/4.62        ( ~( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.62             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) ))).
% 28.21/4.62  thf(zf_stmt_33, negated_conjecture,
% 28.21/4.62    (( ssPv13_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.62       U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 28.21/4.62       skc32 ) | 
% 28.21/4.62     ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 28.21/4.62     ( ~( ssNder1_2r1r1 @ U @ V ) ) | ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 28.21/4.62     ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 28.21/4.62     ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 28.21/4.62     ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 28.21/4.62     ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 28.21/4.62     ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 28.21/4.62     ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 28.21/4.62     ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.62          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 28.21/4.62     ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.62          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 28.21/4.62     ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.62          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 28.21/4.62     ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.62          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 28.21/4.62     ( ~( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.62          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) )),
% 28.21/4.62    inference('cnf.neg', [status(esa)], [clause292])).
% 28.21/4.62  thf(zip_derived_cl676, plain,
% 28.21/4.62      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.62         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 28.21/4.62         X14 : $i]:
% 28.21/4.62         ( (ssPv13_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 28.21/4.62            X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ skc32)
% 28.21/4.62          | ~ (ssNder1_0)
% 28.21/4.62          | ~ (ssNder1_1r1 @ X0)
% 28.21/4.62          | ~ (ssNder1_2r1r1 @ X0 @ X1)
% 28.21/4.62          | ~ (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)
% 28.21/4.62          | ~ (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)
% 28.21/4.62          | ~ (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)
% 28.21/4.62          | ~ (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)
% 28.21/4.62          | ~ (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)
% 28.21/4.62          | ~ (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 28.21/4.62               X7)
% 28.21/4.62          | ~ (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 28.21/4.62               X6 @ X7 @ X8)
% 28.21/4.62          | ~ (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 28.21/4.62               X6 @ X7 @ X8 @ X9)
% 28.21/4.62          | ~ (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 28.21/4.62               X5 @ X6 @ X7 @ X8 @ X9 @ X10)
% 28.21/4.62          | ~ (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 28.21/4.62               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11)
% 28.21/4.62          | ~ (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 28.21/4.62               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)
% 28.21/4.62          | ~ (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 28.21/4.62               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13))),
% 28.21/4.62      inference('cnf', [status(esa)], [zf_stmt_33])).
% 28.21/4.62  thf(zip_derived_cl967, plain, ( (ssNder1_0)),
% 28.21/4.62      inference('cnf', [status(esa)], [zf_stmt_1])).
% 28.21/4.62  thf(zip_derived_cl973, plain, (![X0 : $i]:  (ssNder1_1r1 @ X0)),
% 28.21/4.62      inference('demod', [status(thm)], [zip_derived_cl966, zip_derived_cl967])).
% 28.21/4.62  thf(zip_derived_cl974, plain,
% 28.21/4.62      (![X0 : $i, X1 : $i]:  (ssNder1_2r1r1 @ X0 @ X1)),
% 28.21/4.62      inference('demod', [status(thm)],
% 28.21/4.62                [zip_derived_cl965, zip_derived_cl967, zip_derived_cl973])).
% 28.21/4.62  thf(zip_derived_cl979, plain,
% 28.21/4.62      (![X0 : $i, X1 : $i, X2 : $i]:  (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)),
% 28.21/4.62      inference('demod', [status(thm)],
% 28.21/4.62                [zip_derived_cl957, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.62                 zip_derived_cl974])).
% 28.21/4.62  thf(zip_derived_cl1005, plain,
% 28.21/4.62      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 28.21/4.62          (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)),
% 28.21/4.62      inference('demod', [status(thm)],
% 28.21/4.62                [zip_derived_cl948, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.62                 zip_derived_cl974, zip_derived_cl979])).
% 28.21/4.62  thf(zip_derived_cl1029, plain,
% 28.21/4.62      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 28.21/4.62          (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)),
% 28.21/4.62      inference('demod', [status(thm)],
% 28.21/4.62                [zip_derived_cl934, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.62                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005])).
% 28.21/4.62  thf(zip_derived_cl1051, plain,
% 28.21/4.62      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 28.21/4.62          (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)),
% 28.21/4.62      inference('demod', [status(thm)],
% 28.21/4.62                [zip_derived_cl920, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.62                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.62                 zip_derived_cl1029])).
% 28.21/4.62  thf(zip_derived_cl1081, plain,
% 28.21/4.62      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i]:
% 28.21/4.62          (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)),
% 28.21/4.62      inference('demod', [status(thm)],
% 28.21/4.62                [zip_derived_cl900, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.62                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.62                 zip_derived_cl1029, zip_derived_cl1051])).
% 28.21/4.62  thf(zip_derived_cl1120, plain,
% 28.21/4.62      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, X7 : $i]:
% 28.21/4.62          (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7)),
% 28.21/4.62      inference('demod', [status(thm)],
% 28.21/4.62                [zip_derived_cl880, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.62                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.62                 zip_derived_cl1029, zip_derived_cl1051, zip_derived_cl1081])).
% 28.21/4.62  thf(zip_derived_cl1158, plain,
% 28.21/4.62      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.62         X7 : $i, X8 : $i]:
% 28.21/4.62          (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 28.21/4.62           X7 @ X8)),
% 28.21/4.62      inference('demod', [status(thm)],
% 28.21/4.62                [zip_derived_cl860, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.62                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.62                 zip_derived_cl1029, zip_derived_cl1051, zip_derived_cl1081, 
% 28.21/4.62                 zip_derived_cl1120])).
% 28.21/4.62  thf(zip_derived_cl1210, plain,
% 28.21/4.62      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.62         X7 : $i, X8 : $i, X9 : $i]:
% 28.21/4.62          (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 28.21/4.62           X7 @ X8 @ X9)),
% 28.21/4.62      inference('demod', [status(thm)],
% 28.21/4.62                [zip_derived_cl829, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.62                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.62                 zip_derived_cl1029, zip_derived_cl1051, zip_derived_cl1081, 
% 28.21/4.62                 zip_derived_cl1120, zip_derived_cl1158])).
% 28.21/4.62  thf(zip_derived_cl1267, plain,
% 28.21/4.62      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.62         X7 : $i, X8 : $i, X9 : $i, X10 : $i]:
% 28.21/4.62          (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 28.21/4.62           X6 @ X7 @ X8 @ X9 @ X10)),
% 28.21/4.62      inference('demod', [status(thm)],
% 28.21/4.62                [zip_derived_cl806, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.62                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.62                 zip_derived_cl1029, zip_derived_cl1051, zip_derived_cl1081, 
% 28.21/4.62                 zip_derived_cl1120, zip_derived_cl1158, zip_derived_cl1210])).
% 28.21/4.62  thf(zip_derived_cl1314, plain,
% 28.21/4.62      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.62         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i]:
% 28.21/4.62          (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 28.21/4.62           X6 @ X7 @ X8 @ X9 @ X10 @ X11)),
% 28.21/4.62      inference('demod', [status(thm)],
% 28.21/4.62                [zip_derived_cl778, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.62                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.62                 zip_derived_cl1029, zip_derived_cl1051, zip_derived_cl1081, 
% 28.21/4.62                 zip_derived_cl1120, zip_derived_cl1158, zip_derived_cl1210, 
% 28.21/4.62                 zip_derived_cl1267])).
% 28.21/4.62  thf(zip_derived_cl1411, plain,
% 28.21/4.62      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.62         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i]:
% 28.21/4.62          (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 28.21/4.62           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)),
% 28.21/4.62      inference('demod', [status(thm)],
% 28.21/4.62                [zip_derived_cl748, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.62                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.62                 zip_derived_cl1029, zip_derived_cl1051, zip_derived_cl1081, 
% 28.21/4.62                 zip_derived_cl1120, zip_derived_cl1158, zip_derived_cl1210, 
% 28.21/4.62                 zip_derived_cl1267, zip_derived_cl1314])).
% 28.21/4.62  thf(zip_derived_cl1467, plain,
% 28.21/4.62      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.62         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i]:
% 28.21/4.62          (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 28.21/4.62           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)),
% 28.21/4.62      inference('demod', [status(thm)],
% 28.21/4.62                [zip_derived_cl717, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.62                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.62                 zip_derived_cl1029, zip_derived_cl1051, zip_derived_cl1081, 
% 28.21/4.62                 zip_derived_cl1120, zip_derived_cl1158, zip_derived_cl1210, 
% 28.21/4.62                 zip_derived_cl1267, zip_derived_cl1314, zip_derived_cl1411])).
% 28.21/4.62  thf(zip_derived_cl1536, plain,
% 28.21/4.62      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.62         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 28.21/4.62         X14 : $i]:
% 28.21/4.62          (ssPv13_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 28.21/4.62           X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ skc32)),
% 28.21/4.62      inference('demod', [status(thm)],
% 28.21/4.62                [zip_derived_cl676, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.62                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.62                 zip_derived_cl1029, zip_derived_cl1051, zip_derived_cl1081, 
% 28.21/4.62                 zip_derived_cl1120, zip_derived_cl1158, zip_derived_cl1210, 
% 28.21/4.62                 zip_derived_cl1267, zip_derived_cl1314, zip_derived_cl1411, 
% 28.21/4.62                 zip_derived_cl1467])).
% 28.21/4.62  thf(clause336, conjecture,
% 28.21/4.62    (~( ( ssPv25_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.62          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 28.21/4.62          X10 ) | 
% 28.21/4.62        ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 28.21/4.62        ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 28.21/4.62        ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 28.21/4.62        ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 28.21/4.62        ( ~( ssPv25_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 28.21/4.62        ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 28.21/4.62        ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 28.21/4.62        ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 28.21/4.62        ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 28.21/4.62        ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 28.21/4.62        ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.62             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 28.21/4.62        ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.62             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 28.21/4.62        ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.62             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 28.21/4.62        ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.62             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 28.21/4.62        ( ~( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.62             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) | 
% 28.21/4.62        ( ~( ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.62             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) ) ))).
% 28.21/4.62  thf(zf_stmt_34, negated_conjecture,
% 28.21/4.62    (( ssPv25_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.62       U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 ) | 
% 28.21/4.62     ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 28.21/4.62     ( ~( ssNder1_2r1r1 @ U @ V ) ) | ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 28.21/4.62     ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 28.21/4.62     ( ~( ssPv25_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 28.21/4.62     ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 28.21/4.62     ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 28.21/4.62     ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 28.21/4.62     ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 28.21/4.62     ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 28.21/4.62     ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.62          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 28.21/4.62     ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.62          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 28.21/4.62     ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.62          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 28.21/4.62     ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.62          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 28.21/4.62     ( ~( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.62          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) | 
% 28.21/4.62     ( ~( ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.62          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) )),
% 28.21/4.62    inference('cnf.neg', [status(esa)], [clause336])).
% 28.21/4.62  thf(zip_derived_cl632, plain,
% 28.21/4.62      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.62         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 28.21/4.62         X14 : $i, X15 : $i]:
% 28.21/4.62         ( (ssPv25_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 28.21/4.62            X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15)
% 28.21/4.62          | ~ (ssNder1_0)
% 28.21/4.62          | ~ (ssNder1_1r1 @ X0)
% 28.21/4.62          | ~ (ssNder1_2r1r1 @ X0 @ X1)
% 28.21/4.62          | ~ (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)
% 28.21/4.62          | ~ (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)
% 28.21/4.62          | ~ (ssPv25_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)
% 28.21/4.62          | ~ (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)
% 28.21/4.62          | ~ (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)
% 28.21/4.62          | ~ (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)
% 28.21/4.62          | ~ (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 28.21/4.62               X7)
% 28.21/4.62          | ~ (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 28.21/4.62               X6 @ X7 @ X8)
% 28.21/4.62          | ~ (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 28.21/4.62               X6 @ X7 @ X8 @ X9)
% 28.21/4.62          | ~ (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 28.21/4.62               X5 @ X6 @ X7 @ X8 @ X9 @ X10)
% 28.21/4.62          | ~ (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 28.21/4.62               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11)
% 28.21/4.62          | ~ (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 28.21/4.62               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)
% 28.21/4.62          | ~ (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 28.21/4.62               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)
% 28.21/4.62          | ~ (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 28.21/4.62               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14))),
% 28.21/4.62      inference('cnf', [status(esa)], [zf_stmt_34])).
% 28.21/4.62  thf(zip_derived_cl967, plain, ( (ssNder1_0)),
% 28.21/4.62      inference('cnf', [status(esa)], [zf_stmt_1])).
% 28.21/4.62  thf(zip_derived_cl973, plain, (![X0 : $i]:  (ssNder1_1r1 @ X0)),
% 28.21/4.62      inference('demod', [status(thm)], [zip_derived_cl966, zip_derived_cl967])).
% 28.21/4.62  thf(zip_derived_cl974, plain,
% 28.21/4.62      (![X0 : $i, X1 : $i]:  (ssNder1_2r1r1 @ X0 @ X1)),
% 28.21/4.62      inference('demod', [status(thm)],
% 28.21/4.62                [zip_derived_cl965, zip_derived_cl967, zip_derived_cl973])).
% 28.21/4.62  thf(zip_derived_cl979, plain,
% 28.21/4.62      (![X0 : $i, X1 : $i, X2 : $i]:  (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)),
% 28.21/4.62      inference('demod', [status(thm)],
% 28.21/4.62                [zip_derived_cl957, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.62                 zip_derived_cl974])).
% 28.21/4.62  thf(zip_derived_cl1005, plain,
% 28.21/4.62      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 28.21/4.62          (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)),
% 28.21/4.62      inference('demod', [status(thm)],
% 28.21/4.62                [zip_derived_cl948, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.62                 zip_derived_cl974, zip_derived_cl979])).
% 28.21/4.62  thf(zip_derived_cl1029, plain,
% 28.21/4.62      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 28.21/4.62          (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)),
% 28.21/4.62      inference('demod', [status(thm)],
% 28.21/4.62                [zip_derived_cl934, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.62                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005])).
% 28.21/4.62  thf(zip_derived_cl1051, plain,
% 28.21/4.62      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 28.21/4.62          (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)),
% 28.21/4.62      inference('demod', [status(thm)],
% 28.21/4.62                [zip_derived_cl920, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.62                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.62                 zip_derived_cl1029])).
% 28.21/4.62  thf(zip_derived_cl1081, plain,
% 28.21/4.62      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i]:
% 28.21/4.62          (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)),
% 28.21/4.62      inference('demod', [status(thm)],
% 28.21/4.62                [zip_derived_cl900, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.62                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.62                 zip_derived_cl1029, zip_derived_cl1051])).
% 28.21/4.62  thf(zip_derived_cl1120, plain,
% 28.21/4.62      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, X7 : $i]:
% 28.21/4.62          (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7)),
% 28.21/4.62      inference('demod', [status(thm)],
% 28.21/4.62                [zip_derived_cl880, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.62                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.62                 zip_derived_cl1029, zip_derived_cl1051, zip_derived_cl1081])).
% 28.21/4.62  thf(zip_derived_cl1158, plain,
% 28.21/4.62      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.62         X7 : $i, X8 : $i]:
% 28.21/4.62          (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 28.21/4.62           X7 @ X8)),
% 28.21/4.62      inference('demod', [status(thm)],
% 28.21/4.62                [zip_derived_cl860, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.62                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.62                 zip_derived_cl1029, zip_derived_cl1051, zip_derived_cl1081, 
% 28.21/4.62                 zip_derived_cl1120])).
% 28.21/4.62  thf(zip_derived_cl1210, plain,
% 28.21/4.62      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.62         X7 : $i, X8 : $i, X9 : $i]:
% 28.21/4.62          (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 28.21/4.62           X7 @ X8 @ X9)),
% 28.21/4.62      inference('demod', [status(thm)],
% 28.21/4.62                [zip_derived_cl829, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.62                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.62                 zip_derived_cl1029, zip_derived_cl1051, zip_derived_cl1081, 
% 28.21/4.62                 zip_derived_cl1120, zip_derived_cl1158])).
% 28.21/4.62  thf(zip_derived_cl1267, plain,
% 28.21/4.62      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.62         X7 : $i, X8 : $i, X9 : $i, X10 : $i]:
% 28.21/4.62          (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 28.21/4.62           X6 @ X7 @ X8 @ X9 @ X10)),
% 28.21/4.62      inference('demod', [status(thm)],
% 28.21/4.62                [zip_derived_cl806, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.62                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.62                 zip_derived_cl1029, zip_derived_cl1051, zip_derived_cl1081, 
% 28.21/4.62                 zip_derived_cl1120, zip_derived_cl1158, zip_derived_cl1210])).
% 28.21/4.62  thf(zip_derived_cl1314, plain,
% 28.21/4.62      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.62         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i]:
% 28.21/4.62          (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 28.21/4.62           X6 @ X7 @ X8 @ X9 @ X10 @ X11)),
% 28.21/4.62      inference('demod', [status(thm)],
% 28.21/4.62                [zip_derived_cl778, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.62                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.62                 zip_derived_cl1029, zip_derived_cl1051, zip_derived_cl1081, 
% 28.21/4.62                 zip_derived_cl1120, zip_derived_cl1158, zip_derived_cl1210, 
% 28.21/4.62                 zip_derived_cl1267])).
% 28.21/4.62  thf(zip_derived_cl1411, plain,
% 28.21/4.62      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.62         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i]:
% 28.21/4.62          (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 28.21/4.62           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)),
% 28.21/4.62      inference('demod', [status(thm)],
% 28.21/4.62                [zip_derived_cl748, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.62                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.62                 zip_derived_cl1029, zip_derived_cl1051, zip_derived_cl1081, 
% 28.21/4.62                 zip_derived_cl1120, zip_derived_cl1158, zip_derived_cl1210, 
% 28.21/4.62                 zip_derived_cl1267, zip_derived_cl1314])).
% 28.21/4.62  thf(zip_derived_cl1467, plain,
% 28.21/4.62      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.62         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i]:
% 28.21/4.62          (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 28.21/4.62           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)),
% 28.21/4.62      inference('demod', [status(thm)],
% 28.21/4.62                [zip_derived_cl717, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.62                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.62                 zip_derived_cl1029, zip_derived_cl1051, zip_derived_cl1081, 
% 28.21/4.62                 zip_derived_cl1120, zip_derived_cl1158, zip_derived_cl1210, 
% 28.21/4.62                 zip_derived_cl1267, zip_derived_cl1314, zip_derived_cl1411])).
% 28.21/4.62  thf(zip_derived_cl1526, plain,
% 28.21/4.62      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.62         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 28.21/4.62         X14 : $i]:
% 28.21/4.62          (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 28.21/4.62           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)),
% 28.21/4.62      inference('demod', [status(thm)],
% 28.21/4.62                [zip_derived_cl677, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.62                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.62                 zip_derived_cl1029, zip_derived_cl1051, zip_derived_cl1081, 
% 28.21/4.62                 zip_derived_cl1120, zip_derived_cl1158, zip_derived_cl1210, 
% 28.21/4.62                 zip_derived_cl1267, zip_derived_cl1314, zip_derived_cl1411, 
% 28.21/4.62                 zip_derived_cl1467])).
% 28.21/4.62  thf(zip_derived_cl1602, plain,
% 28.21/4.62      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.62         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 28.21/4.62         X14 : $i, X15 : $i]:
% 28.21/4.62         ( (ssPv25_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 28.21/4.62            X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15)
% 28.21/4.62          | ~ (ssPv25_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3))),
% 28.21/4.62      inference('demod', [status(thm)],
% 28.21/4.62                [zip_derived_cl632, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.62                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.62                 zip_derived_cl1029, zip_derived_cl1051, zip_derived_cl1081, 
% 28.21/4.62                 zip_derived_cl1120, zip_derived_cl1158, zip_derived_cl1210, 
% 28.21/4.62                 zip_derived_cl1267, zip_derived_cl1314, zip_derived_cl1411, 
% 28.21/4.62                 zip_derived_cl1467, zip_derived_cl1526])).
% 28.21/4.62  thf(clause434, conjecture,
% 28.21/4.62    (~( ( ssPv20_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.62          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 28.21/4.62          X10 ) | 
% 28.21/4.62        ( ssPv14_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.62          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 28.21/4.62          X10 ) | 
% 28.21/4.62        ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 28.21/4.62        ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 28.21/4.62        ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 28.21/4.62        ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 28.21/4.62        ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 28.21/4.62        ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 28.21/4.62        ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 28.21/4.62        ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 28.21/4.62        ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 28.21/4.62        ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.62             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 28.21/4.62        ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.62             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 28.21/4.62        ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.62             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 28.21/4.62        ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.62             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 28.21/4.62        ( ~( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.62             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) | 
% 28.21/4.62        ( ~( ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.62             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) ) | 
% 28.21/4.62        ( ~( ssPv25_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.62             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 28.21/4.62             X9 @ X10 ) ) | 
% 28.21/4.62        ( ~( ssPv13_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.62             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 28.21/4.62             X9 @ X10 ) ) ))).
% 28.21/4.62  thf(zf_stmt_35, negated_conjecture,
% 28.21/4.62    (( ssPv20_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.62       U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 ) | 
% 28.21/4.62     ( ssPv14_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.62       U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 ) | 
% 28.21/4.62     ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 28.21/4.62     ( ~( ssNder1_2r1r1 @ U @ V ) ) | ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 28.21/4.62     ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 28.21/4.62     ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 28.21/4.62     ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 28.21/4.62     ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 28.21/4.62     ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 28.21/4.62     ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 28.21/4.62     ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.62          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 28.21/4.62     ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.62          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 28.21/4.62     ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.62          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 28.21/4.62     ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.62          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 28.21/4.62     ( ~( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.62          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) | 
% 28.21/4.62     ( ~( ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.62          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) ) | 
% 28.21/4.62     ( ~( ssPv25_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.62          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 28.21/4.62          X10 ) ) | 
% 28.21/4.62     ( ~( ssPv13_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.62          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 28.21/4.62          X10 ) )),
% 28.21/4.62    inference('cnf.neg', [status(esa)], [clause434])).
% 28.21/4.62  thf(zip_derived_cl534, plain,
% 28.21/4.62      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.62         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 28.21/4.62         X14 : $i, X15 : $i]:
% 28.21/4.62         ( (ssPv20_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 28.21/4.62            X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15)
% 28.21/4.62          |  (ssPv14_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 28.21/4.62              X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15)
% 28.21/4.62          | ~ (ssNder1_0)
% 28.21/4.62          | ~ (ssNder1_1r1 @ X0)
% 28.21/4.62          | ~ (ssNder1_2r1r1 @ X0 @ X1)
% 28.21/4.62          | ~ (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)
% 28.21/4.62          | ~ (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)
% 28.21/4.62          | ~ (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)
% 28.21/4.62          | ~ (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)
% 28.21/4.62          | ~ (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)
% 28.21/4.62          | ~ (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 28.21/4.62               X7)
% 28.21/4.62          | ~ (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 28.21/4.62               X6 @ X7 @ X8)
% 28.21/4.62          | ~ (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 28.21/4.62               X6 @ X7 @ X8 @ X9)
% 28.21/4.62          | ~ (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 28.21/4.62               X5 @ X6 @ X7 @ X8 @ X9 @ X10)
% 28.21/4.62          | ~ (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 28.21/4.62               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11)
% 28.21/4.62          | ~ (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 28.21/4.62               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)
% 28.21/4.62          | ~ (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 28.21/4.62               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)
% 28.21/4.62          | ~ (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 28.21/4.62               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)
% 28.21/4.62          | ~ (ssPv25_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 28.21/4.62               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15)
% 28.21/4.62          | ~ (ssPv13_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 28.21/4.62               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15))),
% 28.21/4.62      inference('cnf', [status(esa)], [zf_stmt_35])).
% 28.21/4.62  thf(zip_derived_cl967, plain, ( (ssNder1_0)),
% 28.21/4.62      inference('cnf', [status(esa)], [zf_stmt_1])).
% 28.21/4.62  thf(zip_derived_cl973, plain, (![X0 : $i]:  (ssNder1_1r1 @ X0)),
% 28.21/4.62      inference('demod', [status(thm)], [zip_derived_cl966, zip_derived_cl967])).
% 28.21/4.62  thf(zip_derived_cl974, plain,
% 28.21/4.62      (![X0 : $i, X1 : $i]:  (ssNder1_2r1r1 @ X0 @ X1)),
% 28.21/4.62      inference('demod', [status(thm)],
% 28.21/4.62                [zip_derived_cl965, zip_derived_cl967, zip_derived_cl973])).
% 28.21/4.62  thf(zip_derived_cl979, plain,
% 28.21/4.62      (![X0 : $i, X1 : $i, X2 : $i]:  (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)),
% 28.21/4.62      inference('demod', [status(thm)],
% 28.21/4.62                [zip_derived_cl957, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.62                 zip_derived_cl974])).
% 28.21/4.62  thf(zip_derived_cl1005, plain,
% 28.21/4.62      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 28.21/4.62          (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)),
% 28.21/4.62      inference('demod', [status(thm)],
% 28.21/4.62                [zip_derived_cl948, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.62                 zip_derived_cl974, zip_derived_cl979])).
% 28.21/4.62  thf(zip_derived_cl1029, plain,
% 28.21/4.62      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 28.21/4.62          (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)),
% 28.21/4.62      inference('demod', [status(thm)],
% 28.21/4.62                [zip_derived_cl934, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.62                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005])).
% 28.21/4.62  thf(zip_derived_cl1051, plain,
% 28.21/4.62      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 28.21/4.62          (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)),
% 28.21/4.62      inference('demod', [status(thm)],
% 28.21/4.62                [zip_derived_cl920, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.62                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.62                 zip_derived_cl1029])).
% 28.21/4.62  thf(zip_derived_cl1081, plain,
% 28.21/4.62      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i]:
% 28.21/4.62          (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)),
% 28.21/4.62      inference('demod', [status(thm)],
% 28.21/4.62                [zip_derived_cl900, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.62                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.62                 zip_derived_cl1029, zip_derived_cl1051])).
% 28.21/4.62  thf(zip_derived_cl1120, plain,
% 28.21/4.62      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, X7 : $i]:
% 28.21/4.62          (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7)),
% 28.21/4.62      inference('demod', [status(thm)],
% 28.21/4.62                [zip_derived_cl880, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.62                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.62                 zip_derived_cl1029, zip_derived_cl1051, zip_derived_cl1081])).
% 28.21/4.62  thf(zip_derived_cl1158, plain,
% 28.21/4.62      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.62         X7 : $i, X8 : $i]:
% 28.21/4.62          (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 28.21/4.62           X7 @ X8)),
% 28.21/4.62      inference('demod', [status(thm)],
% 28.21/4.62                [zip_derived_cl860, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.62                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.62                 zip_derived_cl1029, zip_derived_cl1051, zip_derived_cl1081, 
% 28.21/4.62                 zip_derived_cl1120])).
% 28.21/4.62  thf(zip_derived_cl1210, plain,
% 28.21/4.62      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.62         X7 : $i, X8 : $i, X9 : $i]:
% 28.21/4.62          (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 28.21/4.62           X7 @ X8 @ X9)),
% 28.21/4.62      inference('demod', [status(thm)],
% 28.21/4.62                [zip_derived_cl829, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.62                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.62                 zip_derived_cl1029, zip_derived_cl1051, zip_derived_cl1081, 
% 28.21/4.62                 zip_derived_cl1120, zip_derived_cl1158])).
% 28.21/4.62  thf(zip_derived_cl1267, plain,
% 28.21/4.62      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.62         X7 : $i, X8 : $i, X9 : $i, X10 : $i]:
% 28.21/4.62          (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 28.21/4.62           X6 @ X7 @ X8 @ X9 @ X10)),
% 28.21/4.62      inference('demod', [status(thm)],
% 28.21/4.62                [zip_derived_cl806, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.62                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.62                 zip_derived_cl1029, zip_derived_cl1051, zip_derived_cl1081, 
% 28.21/4.62                 zip_derived_cl1120, zip_derived_cl1158, zip_derived_cl1210])).
% 28.21/4.62  thf(zip_derived_cl1314, plain,
% 28.21/4.62      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.62         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i]:
% 28.21/4.62          (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 28.21/4.62           X6 @ X7 @ X8 @ X9 @ X10 @ X11)),
% 28.21/4.62      inference('demod', [status(thm)],
% 28.21/4.62                [zip_derived_cl778, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.62                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.62                 zip_derived_cl1029, zip_derived_cl1051, zip_derived_cl1081, 
% 28.21/4.62                 zip_derived_cl1120, zip_derived_cl1158, zip_derived_cl1210, 
% 28.21/4.62                 zip_derived_cl1267])).
% 28.21/4.62  thf(zip_derived_cl1411, plain,
% 28.21/4.62      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.62         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i]:
% 28.21/4.62          (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 28.21/4.62           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)),
% 28.21/4.62      inference('demod', [status(thm)],
% 28.21/4.62                [zip_derived_cl748, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.62                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.62                 zip_derived_cl1029, zip_derived_cl1051, zip_derived_cl1081, 
% 28.21/4.62                 zip_derived_cl1120, zip_derived_cl1158, zip_derived_cl1210, 
% 28.21/4.62                 zip_derived_cl1267, zip_derived_cl1314])).
% 28.21/4.62  thf(zip_derived_cl1467, plain,
% 28.21/4.62      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.62         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i]:
% 28.21/4.62          (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 28.21/4.62           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)),
% 28.21/4.62      inference('demod', [status(thm)],
% 28.21/4.62                [zip_derived_cl717, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.62                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.62                 zip_derived_cl1029, zip_derived_cl1051, zip_derived_cl1081, 
% 28.21/4.62                 zip_derived_cl1120, zip_derived_cl1158, zip_derived_cl1210, 
% 28.21/4.62                 zip_derived_cl1267, zip_derived_cl1314, zip_derived_cl1411])).
% 28.21/4.62  thf(zip_derived_cl1526, plain,
% 28.21/4.62      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.62         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 28.21/4.62         X14 : $i]:
% 28.21/4.62          (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 28.21/4.62           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)),
% 28.21/4.62      inference('demod', [status(thm)],
% 28.21/4.62                [zip_derived_cl677, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.62                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.62                 zip_derived_cl1029, zip_derived_cl1051, zip_derived_cl1081, 
% 28.21/4.62                 zip_derived_cl1120, zip_derived_cl1158, zip_derived_cl1210, 
% 28.21/4.62                 zip_derived_cl1267, zip_derived_cl1314, zip_derived_cl1411, 
% 28.21/4.62                 zip_derived_cl1467])).
% 28.21/4.62  thf(zip_derived_cl1730, plain,
% 28.21/4.62      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.62         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 28.21/4.62         X14 : $i, X15 : $i]:
% 28.21/4.62         ( (ssPv20_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 28.21/4.62            X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15)
% 28.21/4.62          |  (ssPv14_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 28.21/4.62              X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15)
% 28.21/4.62          | ~ (ssPv25_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 28.21/4.62               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15)
% 28.21/4.62          | ~ (ssPv13_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 28.21/4.62               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15))),
% 28.21/4.62      inference('demod', [status(thm)],
% 28.21/4.62                [zip_derived_cl534, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.62                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.62                 zip_derived_cl1029, zip_derived_cl1051, zip_derived_cl1081, 
% 28.21/4.62                 zip_derived_cl1120, zip_derived_cl1158, zip_derived_cl1210, 
% 28.21/4.62                 zip_derived_cl1267, zip_derived_cl1314, zip_derived_cl1411, 
% 28.21/4.62                 zip_derived_cl1467, zip_derived_cl1526])).
% 28.21/4.62  thf(clause366, conjecture,
% 28.21/4.62    (~( ( ssPv14_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.62          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) | 
% 28.21/4.62        ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 28.21/4.62        ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 28.21/4.62        ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 28.21/4.62        ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 28.21/4.62        ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 28.21/4.62        ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 28.21/4.62        ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 28.21/4.62        ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 28.21/4.62        ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 28.21/4.62        ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.62             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 28.21/4.62        ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.62             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 28.21/4.62        ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.62             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 28.21/4.62        ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.62             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 28.21/4.62        ( ~( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.62             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) | 
% 28.21/4.62        ( ~( ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.62             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) ) | 
% 28.21/4.62        ( ~( ssPv14_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.62             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 28.21/4.62             X9 @ X10 ) ) ))).
% 28.21/4.62  thf(zf_stmt_36, negated_conjecture,
% 28.21/4.62    (( ssPv14_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.62       U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) | 
% 28.21/4.62     ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 28.21/4.62     ( ~( ssNder1_2r1r1 @ U @ V ) ) | ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 28.21/4.62     ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 28.21/4.62     ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 28.21/4.62     ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 28.21/4.62     ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 28.21/4.62     ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 28.21/4.62     ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 28.21/4.62     ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.62          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 28.21/4.62     ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.62          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 28.21/4.62     ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.62          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 28.21/4.62     ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.62          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 28.21/4.62     ( ~( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.62          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) | 
% 28.21/4.62     ( ~( ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.62          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) ) | 
% 28.21/4.62     ( ~( ssPv14_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.62          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 28.21/4.62          X10 ) )),
% 28.21/4.62    inference('cnf.neg', [status(esa)], [clause366])).
% 28.21/4.62  thf(zip_derived_cl602, plain,
% 28.21/4.62      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.62         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 28.21/4.62         X14 : $i, X15 : $i]:
% 28.21/4.62         ( (ssPv14_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 28.21/4.62            X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)
% 28.21/4.62          | ~ (ssNder1_0)
% 28.21/4.62          | ~ (ssNder1_1r1 @ X0)
% 28.21/4.62          | ~ (ssNder1_2r1r1 @ X0 @ X1)
% 28.21/4.62          | ~ (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)
% 28.21/4.62          | ~ (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)
% 28.21/4.62          | ~ (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)
% 28.21/4.62          | ~ (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)
% 28.21/4.62          | ~ (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)
% 28.21/4.62          | ~ (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 28.21/4.62               X7)
% 28.21/4.62          | ~ (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 28.21/4.62               X6 @ X7 @ X8)
% 28.21/4.62          | ~ (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 28.21/4.62               X6 @ X7 @ X8 @ X9)
% 28.21/4.62          | ~ (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 28.21/4.62               X5 @ X6 @ X7 @ X8 @ X9 @ X10)
% 28.21/4.62          | ~ (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 28.21/4.62               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11)
% 28.21/4.62          | ~ (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 28.21/4.62               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)
% 28.21/4.62          | ~ (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 28.21/4.62               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)
% 28.21/4.62          | ~ (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 28.21/4.62               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)
% 28.21/4.62          | ~ (ssPv14_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 28.21/4.62               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15))),
% 28.21/4.62      inference('cnf', [status(esa)], [zf_stmt_36])).
% 28.21/4.62  thf(zip_derived_cl967, plain, ( (ssNder1_0)),
% 28.21/4.62      inference('cnf', [status(esa)], [zf_stmt_1])).
% 28.21/4.62  thf(zip_derived_cl973, plain, (![X0 : $i]:  (ssNder1_1r1 @ X0)),
% 28.21/4.62      inference('demod', [status(thm)], [zip_derived_cl966, zip_derived_cl967])).
% 28.21/4.62  thf(zip_derived_cl974, plain,
% 28.21/4.62      (![X0 : $i, X1 : $i]:  (ssNder1_2r1r1 @ X0 @ X1)),
% 28.21/4.62      inference('demod', [status(thm)],
% 28.21/4.62                [zip_derived_cl965, zip_derived_cl967, zip_derived_cl973])).
% 28.21/4.62  thf(zip_derived_cl979, plain,
% 28.21/4.62      (![X0 : $i, X1 : $i, X2 : $i]:  (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)),
% 28.21/4.62      inference('demod', [status(thm)],
% 28.21/4.62                [zip_derived_cl957, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.62                 zip_derived_cl974])).
% 28.21/4.62  thf(zip_derived_cl1005, plain,
% 28.21/4.62      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 28.21/4.62          (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)),
% 28.21/4.62      inference('demod', [status(thm)],
% 28.21/4.62                [zip_derived_cl948, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.62                 zip_derived_cl974, zip_derived_cl979])).
% 28.21/4.62  thf(zip_derived_cl1029, plain,
% 28.21/4.62      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 28.21/4.62          (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)),
% 28.21/4.62      inference('demod', [status(thm)],
% 28.21/4.62                [zip_derived_cl934, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.62                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005])).
% 28.21/4.62  thf(zip_derived_cl1051, plain,
% 28.21/4.62      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 28.21/4.62          (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)),
% 28.21/4.62      inference('demod', [status(thm)],
% 28.21/4.62                [zip_derived_cl920, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.62                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.62                 zip_derived_cl1029])).
% 28.21/4.62  thf(zip_derived_cl1081, plain,
% 28.21/4.62      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i]:
% 28.21/4.62          (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)),
% 28.21/4.62      inference('demod', [status(thm)],
% 28.21/4.62                [zip_derived_cl900, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.62                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.62                 zip_derived_cl1029, zip_derived_cl1051])).
% 28.21/4.62  thf(zip_derived_cl1120, plain,
% 28.21/4.62      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, X7 : $i]:
% 28.21/4.62          (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7)),
% 28.21/4.62      inference('demod', [status(thm)],
% 28.21/4.62                [zip_derived_cl880, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.62                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.62                 zip_derived_cl1029, zip_derived_cl1051, zip_derived_cl1081])).
% 28.21/4.62  thf(zip_derived_cl1158, plain,
% 28.21/4.62      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.62         X7 : $i, X8 : $i]:
% 28.21/4.62          (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 28.21/4.62           X7 @ X8)),
% 28.21/4.62      inference('demod', [status(thm)],
% 28.21/4.62                [zip_derived_cl860, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.62                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.62                 zip_derived_cl1029, zip_derived_cl1051, zip_derived_cl1081, 
% 28.21/4.62                 zip_derived_cl1120])).
% 28.21/4.62  thf(zip_derived_cl1210, plain,
% 28.21/4.62      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.62         X7 : $i, X8 : $i, X9 : $i]:
% 28.21/4.62          (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 28.21/4.62           X7 @ X8 @ X9)),
% 28.21/4.62      inference('demod', [status(thm)],
% 28.21/4.62                [zip_derived_cl829, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.62                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.62                 zip_derived_cl1029, zip_derived_cl1051, zip_derived_cl1081, 
% 28.21/4.62                 zip_derived_cl1120, zip_derived_cl1158])).
% 28.21/4.62  thf(zip_derived_cl1267, plain,
% 28.21/4.62      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.62         X7 : $i, X8 : $i, X9 : $i, X10 : $i]:
% 28.21/4.62          (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 28.21/4.62           X6 @ X7 @ X8 @ X9 @ X10)),
% 28.21/4.62      inference('demod', [status(thm)],
% 28.21/4.62                [zip_derived_cl806, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.62                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.62                 zip_derived_cl1029, zip_derived_cl1051, zip_derived_cl1081, 
% 28.21/4.62                 zip_derived_cl1120, zip_derived_cl1158, zip_derived_cl1210])).
% 28.21/4.62  thf(zip_derived_cl1314, plain,
% 28.21/4.62      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.62         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i]:
% 28.21/4.62          (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 28.21/4.62           X6 @ X7 @ X8 @ X9 @ X10 @ X11)),
% 28.21/4.62      inference('demod', [status(thm)],
% 28.21/4.62                [zip_derived_cl778, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.62                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.62                 zip_derived_cl1029, zip_derived_cl1051, zip_derived_cl1081, 
% 28.21/4.62                 zip_derived_cl1120, zip_derived_cl1158, zip_derived_cl1210, 
% 28.21/4.62                 zip_derived_cl1267])).
% 28.21/4.62  thf(zip_derived_cl1411, plain,
% 28.21/4.62      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.62         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i]:
% 28.21/4.62          (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 28.21/4.62           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)),
% 28.21/4.62      inference('demod', [status(thm)],
% 28.21/4.62                [zip_derived_cl748, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.62                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.62                 zip_derived_cl1029, zip_derived_cl1051, zip_derived_cl1081, 
% 28.21/4.62                 zip_derived_cl1120, zip_derived_cl1158, zip_derived_cl1210, 
% 28.21/4.62                 zip_derived_cl1267, zip_derived_cl1314])).
% 28.21/4.62  thf(zip_derived_cl1467, plain,
% 28.21/4.62      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.62         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i]:
% 28.21/4.62          (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 28.21/4.62           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)),
% 28.21/4.62      inference('demod', [status(thm)],
% 28.21/4.62                [zip_derived_cl717, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.62                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.62                 zip_derived_cl1029, zip_derived_cl1051, zip_derived_cl1081, 
% 28.21/4.62                 zip_derived_cl1120, zip_derived_cl1158, zip_derived_cl1210, 
% 28.21/4.62                 zip_derived_cl1267, zip_derived_cl1314, zip_derived_cl1411])).
% 28.21/4.62  thf(zip_derived_cl1526, plain,
% 28.21/4.62      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.62         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 28.21/4.62         X14 : $i]:
% 28.21/4.62          (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 28.21/4.62           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)),
% 28.21/4.62      inference('demod', [status(thm)],
% 28.21/4.62                [zip_derived_cl677, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.62                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.62                 zip_derived_cl1029, zip_derived_cl1051, zip_derived_cl1081, 
% 28.21/4.62                 zip_derived_cl1120, zip_derived_cl1158, zip_derived_cl1210, 
% 28.21/4.62                 zip_derived_cl1267, zip_derived_cl1314, zip_derived_cl1411, 
% 28.21/4.62                 zip_derived_cl1467])).
% 28.21/4.62  thf(zip_derived_cl1646, plain,
% 28.21/4.62      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.62         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 28.21/4.62         X14 : $i, X15 : $i]:
% 28.21/4.62         ( (ssPv14_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 28.21/4.62            X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)
% 28.21/4.62          | ~ (ssPv14_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 28.21/4.62               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15))),
% 28.21/4.62      inference('demod', [status(thm)],
% 28.21/4.62                [zip_derived_cl602, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.62                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.62                 zip_derived_cl1029, zip_derived_cl1051, zip_derived_cl1081, 
% 28.21/4.62                 zip_derived_cl1120, zip_derived_cl1158, zip_derived_cl1210, 
% 28.21/4.62                 zip_derived_cl1267, zip_derived_cl1314, zip_derived_cl1411, 
% 28.21/4.62                 zip_derived_cl1467, zip_derived_cl1526])).
% 28.21/4.62  thf(zip_derived_cl1731, plain,
% 28.21/4.62      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.62         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 28.21/4.62         X14 : $i, X15 : $i]:
% 28.21/4.62         (~ (ssPv13_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X15 @ X14 @ X13 @ 
% 28.21/4.62             X12 @ X11 @ X10 @ X9 @ X8 @ X7 @ X6 @ X5 @ X4 @ X3 @ X2 @ X1 @ X0)
% 28.21/4.62          | ~ (ssPv25_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X15 @ X14 @ X13 @ 
% 28.21/4.62               X12 @ X11 @ X10 @ X9 @ X8 @ X7 @ X6 @ X5 @ X4 @ X3 @ X2 @ X1 @ 
% 28.21/4.62               X0)
% 28.21/4.62          |  (ssPv20_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X15 @ X14 @ X13 @ 
% 28.21/4.62              X12 @ X11 @ X10 @ X9 @ X8 @ X7 @ X6 @ X5 @ X4 @ X3 @ X2 @ X1 @ X0)
% 28.21/4.62          |  (ssPv14_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X15 @ X14 @ X13 @ 
% 28.21/4.62              X12 @ X11 @ X10 @ X9 @ X8 @ X7 @ X6 @ X5 @ X4 @ X3 @ X2 @ X1))),
% 28.21/4.62      inference('sup-', [status(thm)], [zip_derived_cl1730, zip_derived_cl1646])).
% 28.21/4.62  thf(clause348, conjecture,
% 28.21/4.62    (~( ( ssPv20_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) | 
% 28.21/4.62        ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 28.21/4.62        ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 28.21/4.62        ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 28.21/4.62        ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 28.21/4.62        ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 28.21/4.62        ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 28.21/4.62        ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 28.21/4.62        ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 28.21/4.62        ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 28.21/4.62        ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.62             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 28.21/4.62        ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.62             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 28.21/4.62        ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.62             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 28.21/4.62        ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.62             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 28.21/4.62        ( ~( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.62             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) | 
% 28.21/4.62        ( ~( ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.62             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) ) | 
% 28.21/4.62        ( ~( ssPv20_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.62             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 28.21/4.62             X9 @ X10 ) ) ))).
% 28.21/4.62  thf(zf_stmt_37, negated_conjecture,
% 28.21/4.62    (( ssPv20_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) | 
% 28.21/4.62     ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 28.21/4.62     ( ~( ssNder1_2r1r1 @ U @ V ) ) | ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 28.21/4.62     ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 28.21/4.62     ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 28.21/4.62     ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 28.21/4.62     ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 28.21/4.62     ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 28.21/4.62     ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 28.21/4.62     ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.62          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 28.21/4.62     ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.62          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 28.21/4.62     ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.62          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 28.21/4.62     ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.62          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 28.21/4.62     ( ~( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.62          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) | 
% 28.21/4.62     ( ~( ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.62          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) ) | 
% 28.21/4.62     ( ~( ssPv20_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.62          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 28.21/4.62          X10 ) )),
% 28.21/4.62    inference('cnf.neg', [status(esa)], [clause348])).
% 28.21/4.62  thf(zip_derived_cl620, plain,
% 28.21/4.62      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.62         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 28.21/4.62         X14 : $i, X15 : $i]:
% 28.21/4.62         ( (ssPv20_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 28.21/4.62            X7 @ X8)
% 28.21/4.62          | ~ (ssNder1_0)
% 28.21/4.62          | ~ (ssNder1_1r1 @ X0)
% 28.21/4.62          | ~ (ssNder1_2r1r1 @ X0 @ X1)
% 28.21/4.62          | ~ (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)
% 28.21/4.62          | ~ (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)
% 28.21/4.62          | ~ (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)
% 28.21/4.62          | ~ (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)
% 28.21/4.62          | ~ (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)
% 28.21/4.62          | ~ (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 28.21/4.62               X7)
% 28.21/4.62          | ~ (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 28.21/4.62               X6 @ X7 @ X8)
% 28.21/4.62          | ~ (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 28.21/4.62               X6 @ X7 @ X8 @ X9)
% 28.21/4.62          | ~ (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 28.21/4.62               X5 @ X6 @ X7 @ X8 @ X9 @ X10)
% 28.21/4.62          | ~ (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 28.21/4.62               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11)
% 28.21/4.62          | ~ (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 28.21/4.62               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)
% 28.21/4.62          | ~ (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 28.21/4.62               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)
% 28.21/4.62          | ~ (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 28.21/4.62               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)
% 28.21/4.62          | ~ (ssPv20_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 28.21/4.62               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15))),
% 28.21/4.62      inference('cnf', [status(esa)], [zf_stmt_37])).
% 28.21/4.62  thf(zip_derived_cl967, plain, ( (ssNder1_0)),
% 28.21/4.62      inference('cnf', [status(esa)], [zf_stmt_1])).
% 28.21/4.62  thf(zip_derived_cl973, plain, (![X0 : $i]:  (ssNder1_1r1 @ X0)),
% 28.21/4.62      inference('demod', [status(thm)], [zip_derived_cl966, zip_derived_cl967])).
% 28.21/4.62  thf(zip_derived_cl974, plain,
% 28.21/4.62      (![X0 : $i, X1 : $i]:  (ssNder1_2r1r1 @ X0 @ X1)),
% 28.21/4.62      inference('demod', [status(thm)],
% 28.21/4.62                [zip_derived_cl965, zip_derived_cl967, zip_derived_cl973])).
% 28.21/4.62  thf(zip_derived_cl979, plain,
% 28.21/4.62      (![X0 : $i, X1 : $i, X2 : $i]:  (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)),
% 28.21/4.62      inference('demod', [status(thm)],
% 28.21/4.62                [zip_derived_cl957, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.62                 zip_derived_cl974])).
% 28.21/4.62  thf(zip_derived_cl1005, plain,
% 28.21/4.62      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 28.21/4.62          (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)),
% 28.21/4.62      inference('demod', [status(thm)],
% 28.21/4.62                [zip_derived_cl948, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.62                 zip_derived_cl974, zip_derived_cl979])).
% 28.21/4.62  thf(zip_derived_cl1029, plain,
% 28.21/4.62      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 28.21/4.62          (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)),
% 28.21/4.62      inference('demod', [status(thm)],
% 28.21/4.62                [zip_derived_cl934, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.62                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005])).
% 28.21/4.62  thf(zip_derived_cl1051, plain,
% 28.21/4.62      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 28.21/4.62          (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)),
% 28.21/4.62      inference('demod', [status(thm)],
% 28.21/4.62                [zip_derived_cl920, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.62                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.62                 zip_derived_cl1029])).
% 28.21/4.62  thf(zip_derived_cl1081, plain,
% 28.21/4.62      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i]:
% 28.21/4.62          (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)),
% 28.21/4.62      inference('demod', [status(thm)],
% 28.21/4.62                [zip_derived_cl900, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.62                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.62                 zip_derived_cl1029, zip_derived_cl1051])).
% 28.21/4.62  thf(zip_derived_cl1120, plain,
% 28.21/4.62      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, X7 : $i]:
% 28.21/4.62          (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7)),
% 28.21/4.62      inference('demod', [status(thm)],
% 28.21/4.62                [zip_derived_cl880, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.62                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.62                 zip_derived_cl1029, zip_derived_cl1051, zip_derived_cl1081])).
% 28.21/4.62  thf(zip_derived_cl1158, plain,
% 28.21/4.62      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.62         X7 : $i, X8 : $i]:
% 28.21/4.62          (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 28.21/4.62           X7 @ X8)),
% 28.21/4.62      inference('demod', [status(thm)],
% 28.21/4.62                [zip_derived_cl860, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.62                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.62                 zip_derived_cl1029, zip_derived_cl1051, zip_derived_cl1081, 
% 28.21/4.62                 zip_derived_cl1120])).
% 28.21/4.62  thf(zip_derived_cl1210, plain,
% 28.21/4.62      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.62         X7 : $i, X8 : $i, X9 : $i]:
% 28.21/4.62          (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 28.21/4.62           X7 @ X8 @ X9)),
% 28.21/4.62      inference('demod', [status(thm)],
% 28.21/4.62                [zip_derived_cl829, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.62                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.62                 zip_derived_cl1029, zip_derived_cl1051, zip_derived_cl1081, 
% 28.21/4.62                 zip_derived_cl1120, zip_derived_cl1158])).
% 28.21/4.62  thf(zip_derived_cl1267, plain,
% 28.21/4.62      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.62         X7 : $i, X8 : $i, X9 : $i, X10 : $i]:
% 28.21/4.62          (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 28.21/4.62           X6 @ X7 @ X8 @ X9 @ X10)),
% 28.21/4.62      inference('demod', [status(thm)],
% 28.21/4.62                [zip_derived_cl806, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.62                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.62                 zip_derived_cl1029, zip_derived_cl1051, zip_derived_cl1081, 
% 28.21/4.62                 zip_derived_cl1120, zip_derived_cl1158, zip_derived_cl1210])).
% 28.21/4.62  thf(zip_derived_cl1314, plain,
% 28.21/4.62      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.62         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i]:
% 28.21/4.62          (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 28.21/4.62           X6 @ X7 @ X8 @ X9 @ X10 @ X11)),
% 28.21/4.62      inference('demod', [status(thm)],
% 28.21/4.62                [zip_derived_cl778, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.62                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.62                 zip_derived_cl1029, zip_derived_cl1051, zip_derived_cl1081, 
% 28.21/4.62                 zip_derived_cl1120, zip_derived_cl1158, zip_derived_cl1210, 
% 28.21/4.62                 zip_derived_cl1267])).
% 28.21/4.62  thf(zip_derived_cl1411, plain,
% 28.21/4.62      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.62         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i]:
% 28.21/4.62          (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 28.21/4.62           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)),
% 28.21/4.62      inference('demod', [status(thm)],
% 28.21/4.62                [zip_derived_cl748, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.62                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.62                 zip_derived_cl1029, zip_derived_cl1051, zip_derived_cl1081, 
% 28.21/4.62                 zip_derived_cl1120, zip_derived_cl1158, zip_derived_cl1210, 
% 28.21/4.62                 zip_derived_cl1267, zip_derived_cl1314])).
% 28.21/4.62  thf(zip_derived_cl1467, plain,
% 28.21/4.62      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.62         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i]:
% 28.21/4.62          (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 28.21/4.62           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)),
% 28.21/4.62      inference('demod', [status(thm)],
% 28.21/4.62                [zip_derived_cl717, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.62                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.62                 zip_derived_cl1029, zip_derived_cl1051, zip_derived_cl1081, 
% 28.21/4.62                 zip_derived_cl1120, zip_derived_cl1158, zip_derived_cl1210, 
% 28.21/4.62                 zip_derived_cl1267, zip_derived_cl1314, zip_derived_cl1411])).
% 28.21/4.62  thf(zip_derived_cl1526, plain,
% 28.21/4.62      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.62         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 28.21/4.62         X14 : $i]:
% 28.21/4.62          (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 28.21/4.62           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)),
% 28.21/4.62      inference('demod', [status(thm)],
% 28.21/4.62                [zip_derived_cl677, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.62                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.62                 zip_derived_cl1029, zip_derived_cl1051, zip_derived_cl1081, 
% 28.21/4.62                 zip_derived_cl1120, zip_derived_cl1158, zip_derived_cl1210, 
% 28.21/4.62                 zip_derived_cl1267, zip_derived_cl1314, zip_derived_cl1411, 
% 28.21/4.62                 zip_derived_cl1467])).
% 28.21/4.62  thf(zip_derived_cl1609, plain,
% 28.21/4.62      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.62         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 28.21/4.62         X14 : $i, X15 : $i]:
% 28.21/4.62         ( (ssPv20_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 28.21/4.62            X7 @ X8)
% 28.21/4.62          | ~ (ssPv20_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 28.21/4.62               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15))),
% 28.21/4.62      inference('demod', [status(thm)],
% 28.21/4.62                [zip_derived_cl620, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.62                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.62                 zip_derived_cl1029, zip_derived_cl1051, zip_derived_cl1081, 
% 28.21/4.62                 zip_derived_cl1120, zip_derived_cl1158, zip_derived_cl1210, 
% 28.21/4.62                 zip_derived_cl1267, zip_derived_cl1314, zip_derived_cl1411, 
% 28.21/4.62                 zip_derived_cl1467, zip_derived_cl1526])).
% 28.21/4.62  thf(zip_derived_cl1732, plain,
% 28.21/4.62      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.62         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 28.21/4.62         X14 : $i, X15 : $i]:
% 28.21/4.62         ( (ssPv14_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X15 @ X14 @ X13 @ X12 @ 
% 28.21/4.62            X11 @ X10 @ X9 @ X8 @ X7 @ X6 @ X5 @ X4 @ X3 @ X2 @ X1)
% 28.21/4.62          | ~ (ssPv25_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X15 @ X14 @ X13 @ 
% 28.21/4.62               X12 @ X11 @ X10 @ X9 @ X8 @ X7 @ X6 @ X5 @ X4 @ X3 @ X2 @ X1 @ 
% 28.21/4.62               X0)
% 28.21/4.62          | ~ (ssPv13_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X15 @ X14 @ X13 @ 
% 28.21/4.62               X12 @ X11 @ X10 @ X9 @ X8 @ X7 @ X6 @ X5 @ X4 @ X3 @ X2 @ X1 @ 
% 28.21/4.62               X0)
% 28.21/4.62          |  (ssPv20_9r1r1r1r1r1r1r1r1r1 @ X15 @ X14 @ X13 @ X12 @ X11 @ X10 @ 
% 28.21/4.62              X9 @ X8 @ X7))),
% 28.21/4.62      inference('sup-', [status(thm)], [zip_derived_cl1731, zip_derived_cl1609])).
% 28.21/4.62  thf(zip_derived_cl1733, plain,
% 28.21/4.62      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.62         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 28.21/4.62         X14 : $i, X15 : $i]:
% 28.21/4.62         (~ (ssPv25_4r1r1r1r1 @ X15 @ X14 @ X13 @ X12)
% 28.21/4.62          |  (ssPv20_9r1r1r1r1r1r1r1r1r1 @ X15 @ X14 @ X13 @ X12 @ X11 @ X10 @ 
% 28.21/4.62              X9 @ X8 @ X7)
% 28.21/4.62          | ~ (ssPv13_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X15 @ X14 @ X13 @ 
% 28.21/4.62               X12 @ X11 @ X10 @ X9 @ X8 @ X7 @ X6 @ X5 @ X4 @ X3 @ X2 @ X1 @ 
% 28.21/4.62               X0)
% 28.21/4.62          |  (ssPv14_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X15 @ X14 @ X13 @ 
% 28.21/4.62              X12 @ X11 @ X10 @ X9 @ X8 @ X7 @ X6 @ X5 @ X4 @ X3 @ X2 @ X1))),
% 28.21/4.62      inference('sup-', [status(thm)], [zip_derived_cl1602, zip_derived_cl1732])).
% 28.21/4.62  thf(zip_derived_cl1734, plain,
% 28.21/4.62      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.62         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 28.21/4.62         X14 : $i]:
% 28.21/4.62         ( (ssPv14_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X14 @ X13 @ X12 @ X11 @ 
% 28.21/4.62            X10 @ X9 @ X8 @ X7 @ X6 @ X5 @ X4 @ X3 @ X2 @ X1 @ X0)
% 28.21/4.62          |  (ssPv20_9r1r1r1r1r1r1r1r1r1 @ X14 @ X13 @ X12 @ X11 @ X10 @ X9 @ 
% 28.21/4.62              X8 @ X7 @ X6)
% 28.21/4.62          | ~ (ssPv25_4r1r1r1r1 @ X14 @ X13 @ X12 @ X11))),
% 28.21/4.62      inference('sup-', [status(thm)], [zip_derived_cl1536, zip_derived_cl1733])).
% 28.21/4.62  thf(clause253, conjecture,
% 28.21/4.62    (~( ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 28.21/4.62        ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 28.21/4.62        ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 28.21/4.62        ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 28.21/4.62        ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 28.21/4.62        ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 28.21/4.62        ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 28.21/4.62        ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 28.21/4.62        ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 28.21/4.62        ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.62             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 28.21/4.62        ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.62             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 28.21/4.62        ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.62             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 28.21/4.62        ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.62             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 28.21/4.62        ( ~( ssPv14_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.62             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 28.21/4.62             skc35 ) ) ))).
% 28.21/4.62  thf(zf_stmt_38, negated_conjecture,
% 28.21/4.62    (( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 28.21/4.62     ( ~( ssNder1_2r1r1 @ U @ V ) ) | ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 28.21/4.62     ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 28.21/4.62     ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 28.21/4.62     ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 28.21/4.62     ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 28.21/4.62     ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 28.21/4.62     ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 28.21/4.62     ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.62          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 28.21/4.62     ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.62          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 28.21/4.62     ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.62          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 28.21/4.62     ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.62          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 28.21/4.62     ( ~( ssPv14_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.62          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ skc35 ) )),
% 28.21/4.62    inference('cnf.neg', [status(esa)], [clause253])).
% 28.21/4.62  thf(zip_derived_cl715, plain,
% 28.21/4.62      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.62         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i]:
% 28.21/4.62         (~ (ssNder1_0)
% 28.21/4.62          | ~ (ssNder1_1r1 @ X0)
% 28.21/4.62          | ~ (ssNder1_2r1r1 @ X0 @ X1)
% 28.21/4.62          | ~ (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)
% 28.21/4.62          | ~ (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)
% 28.21/4.62          | ~ (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)
% 28.21/4.62          | ~ (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)
% 28.21/4.62          | ~ (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)
% 28.21/4.62          | ~ (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 28.21/4.62               X7)
% 28.21/4.62          | ~ (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 28.21/4.62               X6 @ X7 @ X8)
% 28.21/4.62          | ~ (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 28.21/4.62               X6 @ X7 @ X8 @ X9)
% 28.21/4.62          | ~ (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 28.21/4.62               X5 @ X6 @ X7 @ X8 @ X9 @ X10)
% 28.21/4.62          | ~ (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 28.21/4.62               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11)
% 28.21/4.62          | ~ (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 28.21/4.62               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)
% 28.21/4.62          | ~ (ssPv14_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 28.21/4.62               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ skc35))),
% 28.21/4.62      inference('cnf', [status(esa)], [zf_stmt_38])).
% 28.21/4.62  thf(zip_derived_cl967, plain, ( (ssNder1_0)),
% 28.21/4.62      inference('cnf', [status(esa)], [zf_stmt_1])).
% 28.21/4.62  thf(zip_derived_cl973, plain, (![X0 : $i]:  (ssNder1_1r1 @ X0)),
% 28.21/4.62      inference('demod', [status(thm)], [zip_derived_cl966, zip_derived_cl967])).
% 28.21/4.62  thf(zip_derived_cl974, plain,
% 28.21/4.62      (![X0 : $i, X1 : $i]:  (ssNder1_2r1r1 @ X0 @ X1)),
% 28.21/4.62      inference('demod', [status(thm)],
% 28.21/4.62                [zip_derived_cl965, zip_derived_cl967, zip_derived_cl973])).
% 28.21/4.62  thf(zip_derived_cl979, plain,
% 28.21/4.62      (![X0 : $i, X1 : $i, X2 : $i]:  (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)),
% 28.21/4.62      inference('demod', [status(thm)],
% 28.21/4.62                [zip_derived_cl957, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.62                 zip_derived_cl974])).
% 28.21/4.62  thf(zip_derived_cl1005, plain,
% 28.21/4.62      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 28.21/4.62          (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)),
% 28.21/4.62      inference('demod', [status(thm)],
% 28.21/4.62                [zip_derived_cl948, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.62                 zip_derived_cl974, zip_derived_cl979])).
% 28.21/4.62  thf(zip_derived_cl1029, plain,
% 28.21/4.62      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 28.21/4.62          (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)),
% 28.21/4.62      inference('demod', [status(thm)],
% 28.21/4.62                [zip_derived_cl934, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.62                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005])).
% 28.21/4.62  thf(zip_derived_cl1051, plain,
% 28.21/4.62      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 28.21/4.62          (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)),
% 28.21/4.62      inference('demod', [status(thm)],
% 28.21/4.62                [zip_derived_cl920, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.62                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.62                 zip_derived_cl1029])).
% 28.21/4.62  thf(zip_derived_cl1058, plain,
% 28.21/4.62      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.62         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i]:
% 28.21/4.62         (~ (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)
% 28.21/4.62          | ~ (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 28.21/4.62               X7)
% 28.21/4.62          | ~ (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 28.21/4.62               X6 @ X7 @ X8)
% 28.21/4.62          | ~ (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 28.21/4.62               X6 @ X7 @ X8 @ X9)
% 28.21/4.62          | ~ (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 28.21/4.62               X5 @ X6 @ X7 @ X8 @ X9 @ X10)
% 28.21/4.62          | ~ (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 28.21/4.62               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11)
% 28.21/4.62          | ~ (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 28.21/4.62               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)
% 28.21/4.62          | ~ (ssPv14_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 28.21/4.62               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ skc35))),
% 28.21/4.62      inference('demod', [status(thm)],
% 28.21/4.62                [zip_derived_cl715, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.62                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.62                 zip_derived_cl1029, zip_derived_cl1051])).
% 28.21/4.62  thf(zip_derived_cl1081, plain,
% 28.21/4.62      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i]:
% 28.21/4.62          (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)),
% 28.21/4.62      inference('demod', [status(thm)],
% 28.21/4.62                [zip_derived_cl900, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.62                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.62                 zip_derived_cl1029, zip_derived_cl1051])).
% 28.21/4.62  thf(zip_derived_cl1085, plain,
% 28.21/4.62      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.62         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i]:
% 28.21/4.62         (~ (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7)
% 28.21/4.62          | ~ (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 28.21/4.62               X6 @ X7 @ X8)
% 28.21/4.62          | ~ (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 28.21/4.62               X6 @ X7 @ X8 @ X9)
% 28.21/4.62          | ~ (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 28.21/4.62               X5 @ X6 @ X7 @ X8 @ X9 @ X10)
% 28.21/4.62          | ~ (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 28.21/4.62               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11)
% 28.21/4.62          | ~ (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 28.21/4.62               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)
% 28.21/4.62          | ~ (ssPv14_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 28.21/4.62               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ skc35))),
% 28.21/4.62      inference('demod', [status(thm)],
% 28.21/4.62                [zip_derived_cl1058, zip_derived_cl1081])).
% 28.21/4.62  thf(zip_derived_cl1120, plain,
% 28.21/4.62      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, X7 : $i]:
% 28.21/4.62          (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7)),
% 28.21/4.62      inference('demod', [status(thm)],
% 28.21/4.62                [zip_derived_cl880, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.62                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.62                 zip_derived_cl1029, zip_derived_cl1051, zip_derived_cl1081])).
% 28.21/4.62  thf(zip_derived_cl1124, plain,
% 28.21/4.62      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.62         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i]:
% 28.21/4.62         (~ (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 28.21/4.62             X7 @ X8)
% 28.21/4.62          | ~ (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 28.21/4.62               X6 @ X7 @ X8 @ X9)
% 28.21/4.62          | ~ (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 28.21/4.62               X5 @ X6 @ X7 @ X8 @ X9 @ X10)
% 28.21/4.62          | ~ (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 28.21/4.62               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11)
% 28.21/4.62          | ~ (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 28.21/4.62               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)
% 28.21/4.62          | ~ (ssPv14_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 28.21/4.62               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ skc35))),
% 28.21/4.62      inference('demod', [status(thm)],
% 28.21/4.62                [zip_derived_cl1085, zip_derived_cl1120])).
% 28.21/4.62  thf(zip_derived_cl1158, plain,
% 28.21/4.62      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.62         X7 : $i, X8 : $i]:
% 28.21/4.62          (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 28.21/4.62           X7 @ X8)),
% 28.21/4.62      inference('demod', [status(thm)],
% 28.21/4.62                [zip_derived_cl860, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.62                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.62                 zip_derived_cl1029, zip_derived_cl1051, zip_derived_cl1081, 
% 28.21/4.62                 zip_derived_cl1120])).
% 28.21/4.62  thf(zip_derived_cl1161, plain,
% 28.21/4.62      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.62         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i]:
% 28.21/4.62         (~ (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 28.21/4.62             X6 @ X7 @ X8 @ X9)
% 28.21/4.62          | ~ (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 28.21/4.62               X5 @ X6 @ X7 @ X8 @ X9 @ X10)
% 28.21/4.62          | ~ (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 28.21/4.62               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11)
% 28.21/4.62          | ~ (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 28.21/4.62               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)
% 28.21/4.62          | ~ (ssPv14_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 28.21/4.62               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ skc35))),
% 28.21/4.62      inference('demod', [status(thm)],
% 28.21/4.62                [zip_derived_cl1124, zip_derived_cl1158])).
% 28.21/4.62  thf(zip_derived_cl1210, plain,
% 28.21/4.62      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.62         X7 : $i, X8 : $i, X9 : $i]:
% 28.21/4.62          (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 28.21/4.62           X7 @ X8 @ X9)),
% 28.21/4.62      inference('demod', [status(thm)],
% 28.21/4.62                [zip_derived_cl829, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.62                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.62                 zip_derived_cl1029, zip_derived_cl1051, zip_derived_cl1081, 
% 28.21/4.62                 zip_derived_cl1120, zip_derived_cl1158])).
% 28.21/4.62  thf(zip_derived_cl1213, plain,
% 28.21/4.62      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.62         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i]:
% 28.21/4.62         (~ (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 28.21/4.62             X6 @ X7 @ X8 @ X9 @ X10)
% 28.21/4.62          | ~ (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 28.21/4.62               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11)
% 28.21/4.62          | ~ (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 28.21/4.62               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)
% 28.21/4.62          | ~ (ssPv14_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 28.21/4.62               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ skc35))),
% 28.21/4.62      inference('demod', [status(thm)],
% 28.21/4.62                [zip_derived_cl1161, zip_derived_cl1210])).
% 28.21/4.62  thf(zip_derived_cl1267, plain,
% 28.21/4.62      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.62         X7 : $i, X8 : $i, X9 : $i, X10 : $i]:
% 28.21/4.62          (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 28.21/4.62           X6 @ X7 @ X8 @ X9 @ X10)),
% 28.21/4.62      inference('demod', [status(thm)],
% 28.21/4.62                [zip_derived_cl806, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.62                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.62                 zip_derived_cl1029, zip_derived_cl1051, zip_derived_cl1081, 
% 28.21/4.62                 zip_derived_cl1120, zip_derived_cl1158, zip_derived_cl1210])).
% 28.21/4.62  thf(zip_derived_cl1270, plain,
% 28.21/4.62      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.62         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i]:
% 28.21/4.62         (~ (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 28.21/4.62             X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11)
% 28.21/4.62          | ~ (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 28.21/4.62               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)
% 28.21/4.62          | ~ (ssPv14_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 28.21/4.62               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ skc35))),
% 28.21/4.62      inference('demod', [status(thm)],
% 28.21/4.62                [zip_derived_cl1213, zip_derived_cl1267])).
% 28.21/4.62  thf(zip_derived_cl1314, plain,
% 28.21/4.62      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.62         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i]:
% 28.21/4.62          (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 28.21/4.62           X6 @ X7 @ X8 @ X9 @ X10 @ X11)),
% 28.21/4.62      inference('demod', [status(thm)],
% 28.21/4.62                [zip_derived_cl778, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.62                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.62                 zip_derived_cl1029, zip_derived_cl1051, zip_derived_cl1081, 
% 28.21/4.62                 zip_derived_cl1120, zip_derived_cl1158, zip_derived_cl1210, 
% 28.21/4.62                 zip_derived_cl1267])).
% 28.21/4.62  thf(zip_derived_cl1316, plain,
% 28.21/4.62      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.62         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i]:
% 28.21/4.62         (~ (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 28.21/4.62             X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)
% 28.21/4.62          | ~ (ssPv14_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 28.21/4.62               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ skc35))),
% 28.21/4.62      inference('demod', [status(thm)],
% 28.21/4.62                [zip_derived_cl1270, zip_derived_cl1314])).
% 28.21/4.62  thf(zip_derived_cl1411, plain,
% 28.21/4.62      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.62         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i]:
% 28.21/4.62          (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 28.21/4.62           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)),
% 28.21/4.62      inference('demod', [status(thm)],
% 28.21/4.62                [zip_derived_cl748, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.62                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.62                 zip_derived_cl1029, zip_derived_cl1051, zip_derived_cl1081, 
% 28.21/4.62                 zip_derived_cl1120, zip_derived_cl1158, zip_derived_cl1210, 
% 28.21/4.62                 zip_derived_cl1267, zip_derived_cl1314])).
% 28.21/4.62  thf(zip_derived_cl1412, plain,
% 28.21/4.62      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.62         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i]:
% 28.21/4.62         ~ (ssPv14_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 28.21/4.62            X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ skc35)),
% 28.21/4.62      inference('demod', [status(thm)],
% 28.21/4.62                [zip_derived_cl1316, zip_derived_cl1411])).
% 28.21/4.62  thf(zip_derived_cl1736, plain,
% 28.21/4.62      (![X5 : $i, X6 : $i, X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, 
% 28.21/4.62         X12 : $i, X13 : $i]:
% 28.21/4.62         (~ (ssPv25_4r1r1r1r1 @ X13 @ X12 @ X11 @ X10)
% 28.21/4.62          |  (ssPv20_9r1r1r1r1r1r1r1r1r1 @ X13 @ X12 @ X11 @ X10 @ X9 @ X8 @ 
% 28.21/4.62              X7 @ X6 @ X5))),
% 28.21/4.62      inference('sup-', [status(thm)], [zip_derived_cl1734, zip_derived_cl1412])).
% 28.21/4.62  thf(clause191, conjecture,
% 28.21/4.62    (~( ( ssPv16_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.62          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ skc38 ) | 
% 28.21/4.62        ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 28.21/4.62        ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 28.21/4.62        ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 28.21/4.62        ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 28.21/4.62        ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 28.21/4.62        ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 28.21/4.62        ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 28.21/4.62        ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 28.21/4.62        ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 28.21/4.62        ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.62             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 28.21/4.62        ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.62             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) ))).
% 28.21/4.62  thf(zf_stmt_39, negated_conjecture,
% 28.21/4.62    (( ssPv16_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.62       U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ skc38 ) | 
% 28.21/4.62     ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 28.21/4.62     ( ~( ssNder1_2r1r1 @ U @ V ) ) | ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 28.21/4.62     ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 28.21/4.62     ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 28.21/4.62     ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 28.21/4.62     ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 28.21/4.62     ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 28.21/4.62     ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 28.21/4.62     ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.62          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 28.21/4.62     ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.62          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) )),
% 28.21/4.62    inference('cnf.neg', [status(esa)], [clause191])).
% 28.21/4.62  thf(zip_derived_cl777, plain,
% 28.21/4.62      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.62         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i]:
% 28.21/4.62         ( (ssPv16_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 28.21/4.62            X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ skc38)
% 28.21/4.62          | ~ (ssNder1_0)
% 28.21/4.62          | ~ (ssNder1_1r1 @ X0)
% 28.21/4.62          | ~ (ssNder1_2r1r1 @ X0 @ X1)
% 28.21/4.62          | ~ (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)
% 28.21/4.62          | ~ (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)
% 28.21/4.62          | ~ (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)
% 28.21/4.62          | ~ (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)
% 28.21/4.62          | ~ (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)
% 28.21/4.62          | ~ (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 28.21/4.62               X7)
% 28.21/4.62          | ~ (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 28.21/4.62               X6 @ X7 @ X8)
% 28.21/4.62          | ~ (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 28.21/4.62               X6 @ X7 @ X8 @ X9)
% 28.21/4.62          | ~ (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 28.21/4.62               X5 @ X6 @ X7 @ X8 @ X9 @ X10))),
% 28.21/4.62      inference('cnf', [status(esa)], [zf_stmt_39])).
% 28.21/4.62  thf(zip_derived_cl967, plain, ( (ssNder1_0)),
% 28.21/4.62      inference('cnf', [status(esa)], [zf_stmt_1])).
% 28.21/4.62  thf(zip_derived_cl973, plain, (![X0 : $i]:  (ssNder1_1r1 @ X0)),
% 28.21/4.62      inference('demod', [status(thm)], [zip_derived_cl966, zip_derived_cl967])).
% 28.21/4.62  thf(zip_derived_cl974, plain,
% 28.21/4.62      (![X0 : $i, X1 : $i]:  (ssNder1_2r1r1 @ X0 @ X1)),
% 28.21/4.62      inference('demod', [status(thm)],
% 28.21/4.62                [zip_derived_cl965, zip_derived_cl967, zip_derived_cl973])).
% 28.21/4.62  thf(zip_derived_cl979, plain,
% 28.21/4.62      (![X0 : $i, X1 : $i, X2 : $i]:  (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)),
% 28.21/4.62      inference('demod', [status(thm)],
% 28.21/4.62                [zip_derived_cl957, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.62                 zip_derived_cl974])).
% 28.21/4.62  thf(zip_derived_cl1005, plain,
% 28.21/4.62      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 28.21/4.62          (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)),
% 28.21/4.62      inference('demod', [status(thm)],
% 28.21/4.62                [zip_derived_cl948, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.62                 zip_derived_cl974, zip_derived_cl979])).
% 28.21/4.62  thf(zip_derived_cl1029, plain,
% 28.21/4.62      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 28.21/4.62          (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)),
% 28.21/4.62      inference('demod', [status(thm)],
% 28.21/4.62                [zip_derived_cl934, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.62                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005])).
% 28.21/4.62  thf(zip_derived_cl1051, plain,
% 28.21/4.62      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 28.21/4.62          (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)),
% 28.21/4.62      inference('demod', [status(thm)],
% 28.21/4.62                [zip_derived_cl920, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.62                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.62                 zip_derived_cl1029])).
% 28.21/4.62  thf(zip_derived_cl1081, plain,
% 28.21/4.62      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i]:
% 28.21/4.62          (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)),
% 28.21/4.62      inference('demod', [status(thm)],
% 28.21/4.62                [zip_derived_cl900, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.62                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.62                 zip_derived_cl1029, zip_derived_cl1051])).
% 28.21/4.62  thf(zip_derived_cl1120, plain,
% 28.21/4.62      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, X7 : $i]:
% 28.21/4.62          (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7)),
% 28.21/4.62      inference('demod', [status(thm)],
% 28.21/4.62                [zip_derived_cl880, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.62                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.62                 zip_derived_cl1029, zip_derived_cl1051, zip_derived_cl1081])).
% 28.21/4.62  thf(zip_derived_cl1158, plain,
% 28.21/4.62      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.62         X7 : $i, X8 : $i]:
% 28.21/4.62          (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 28.21/4.62           X7 @ X8)),
% 28.21/4.62      inference('demod', [status(thm)],
% 28.21/4.62                [zip_derived_cl860, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.62                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.62                 zip_derived_cl1029, zip_derived_cl1051, zip_derived_cl1081, 
% 28.21/4.62                 zip_derived_cl1120])).
% 28.21/4.62  thf(zip_derived_cl1210, plain,
% 28.21/4.62      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.62         X7 : $i, X8 : $i, X9 : $i]:
% 28.21/4.62          (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 28.21/4.62           X7 @ X8 @ X9)),
% 28.21/4.62      inference('demod', [status(thm)],
% 28.21/4.62                [zip_derived_cl829, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.62                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.62                 zip_derived_cl1029, zip_derived_cl1051, zip_derived_cl1081, 
% 28.21/4.62                 zip_derived_cl1120, zip_derived_cl1158])).
% 28.21/4.62  thf(zip_derived_cl1267, plain,
% 28.21/4.62      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.62         X7 : $i, X8 : $i, X9 : $i, X10 : $i]:
% 28.21/4.62          (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 28.21/4.62           X6 @ X7 @ X8 @ X9 @ X10)),
% 28.21/4.62      inference('demod', [status(thm)],
% 28.21/4.62                [zip_derived_cl806, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.62                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.62                 zip_derived_cl1029, zip_derived_cl1051, zip_derived_cl1081, 
% 28.21/4.62                 zip_derived_cl1120, zip_derived_cl1158, zip_derived_cl1210])).
% 28.21/4.62  thf(zip_derived_cl1337, plain,
% 28.21/4.62      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.62         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i]:
% 28.21/4.62          (ssPv16_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 28.21/4.62           X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ skc38)),
% 28.21/4.62      inference('demod', [status(thm)],
% 28.21/4.62                [zip_derived_cl777, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.62                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.62                 zip_derived_cl1029, zip_derived_cl1051, zip_derived_cl1081, 
% 28.21/4.62                 zip_derived_cl1120, zip_derived_cl1158, zip_derived_cl1210, 
% 28.21/4.62                 zip_derived_cl1267])).
% 28.21/4.62  thf(clause565, conjecture,
% 28.21/4.62    (~( ( ssPv16_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.62          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 28.21/4.62          X10 @ X11 @ X12 @ X13 @ X14 @ X15 ) | 
% 28.21/4.62        ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 28.21/4.62        ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 28.21/4.62        ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 28.21/4.62        ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 28.21/4.62        ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 28.21/4.62        ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 28.21/4.62        ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 28.21/4.62        ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 28.21/4.62        ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 28.21/4.62        ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.62             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 28.21/4.62        ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.62             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 28.21/4.62        ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.62             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 28.21/4.62        ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.62             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 28.21/4.62        ( ~( ssPv16_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.62             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 28.21/4.62        ( ~( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.62             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) | 
% 28.21/4.62        ( ~( ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.62             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) ) | 
% 28.21/4.62        ( ~( ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.62             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 28.21/4.62             X9 @ X10 ) ) | 
% 28.21/4.62        ( ~( ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.62             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 28.21/4.62             X9 @ X10 @ X11 ) ) | 
% 28.21/4.62        ( ~( ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.62             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 28.21/4.62             X9 @ X10 @ X11 @ X12 ) ) | 
% 28.21/4.62        ( ~( ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.62             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 28.21/4.62             X9 @ X10 @ X11 @ X12 @ X13 ) ) | 
% 28.21/4.62        ( ~( ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.62             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 28.21/4.62             X9 @ X10 @ X11 @ X12 @ X13 @ X14 ) ) ))).
% 28.21/4.62  thf(zf_stmt_40, negated_conjecture,
% 28.21/4.62    (( ssPv16_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.62       U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 28.21/4.62       X10 @ X11 @ X12 @ X13 @ X14 @ X15 ) | 
% 28.21/4.62     ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 28.21/4.62     ( ~( ssNder1_2r1r1 @ U @ V ) ) | ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 28.21/4.62     ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 28.21/4.62     ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 28.21/4.62     ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 28.21/4.62     ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 28.21/4.62     ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 28.21/4.62     ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 28.21/4.62     ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.62          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 28.21/4.62     ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.62          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 28.21/4.62     ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.62          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 28.21/4.62     ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.62          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 28.21/4.62     ( ~( ssPv16_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.62          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 28.21/4.62     ( ~( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.62          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) | 
% 28.21/4.62     ( ~( ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.62          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) ) | 
% 28.21/4.62     ( ~( ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.62          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 28.21/4.62          X10 ) ) | 
% 28.21/4.62     ( ~( ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.62          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 28.21/4.62          X10 @ X11 ) ) | 
% 28.21/4.62     ( ~( ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.62          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 28.21/4.62          X10 @ X11 @ X12 ) ) | 
% 28.21/4.62     ( ~( ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.62          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 28.21/4.62          X10 @ X11 @ X12 @ X13 ) ) | 
% 28.21/4.62     ( ~( ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.62          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 28.21/4.62          X10 @ X11 @ X12 @ X13 @ X14 ) )),
% 28.21/4.62    inference('cnf.neg', [status(esa)], [clause565])).
% 28.21/4.62  thf(zip_derived_cl403, plain,
% 28.21/4.62      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.62         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 28.21/4.62         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i]:
% 28.21/4.62         ( (ssPv16_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 28.21/4.62            X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 28.21/4.62            X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20)
% 28.21/4.62          | ~ (ssNder1_0)
% 28.21/4.62          | ~ (ssNder1_1r1 @ X0)
% 28.21/4.62          | ~ (ssNder1_2r1r1 @ X0 @ X1)
% 28.21/4.62          | ~ (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)
% 28.21/4.62          | ~ (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)
% 28.21/4.62          | ~ (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)
% 28.21/4.62          | ~ (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)
% 28.21/4.62          | ~ (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)
% 28.21/4.62          | ~ (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 28.21/4.62               X7)
% 28.21/4.62          | ~ (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 28.21/4.62               X6 @ X7 @ X8)
% 28.21/4.62          | ~ (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 28.21/4.62               X6 @ X7 @ X8 @ X9)
% 28.21/4.62          | ~ (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 28.21/4.62               X5 @ X6 @ X7 @ X8 @ X9 @ X10)
% 28.21/4.62          | ~ (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 28.21/4.62               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11)
% 28.21/4.62          | ~ (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 28.21/4.62               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)
% 28.21/4.62          | ~ (ssPv16_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 28.21/4.62               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)
% 28.21/4.62          | ~ (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 28.21/4.62               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)
% 28.21/4.62          | ~ (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 28.21/4.62               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)
% 28.21/4.62          | ~ (ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 28.21/4.62               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 28.21/4.62               X14 @ X15)
% 28.21/4.62          | ~ (ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 28.21/4.62               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 28.21/4.62               X14 @ X15 @ X16)
% 28.21/4.62          | ~ (ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 28.21/4.62               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 28.21/4.62               X14 @ X15 @ X16 @ X17)
% 28.21/4.62          | ~ (ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 28.21/4.62               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 28.21/4.62               X14 @ X15 @ X16 @ X17 @ X18)
% 28.21/4.62          | ~ (ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 28.21/4.62               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 28.21/4.62               X14 @ X15 @ X16 @ X17 @ X18 @ X19))),
% 28.21/4.62      inference('cnf', [status(esa)], [zf_stmt_40])).
% 28.21/4.62  thf(zip_derived_cl967, plain, ( (ssNder1_0)),
% 28.21/4.62      inference('cnf', [status(esa)], [zf_stmt_1])).
% 28.21/4.62  thf(zip_derived_cl973, plain, (![X0 : $i]:  (ssNder1_1r1 @ X0)),
% 28.21/4.62      inference('demod', [status(thm)], [zip_derived_cl966, zip_derived_cl967])).
% 28.21/4.62  thf(zip_derived_cl974, plain,
% 28.21/4.62      (![X0 : $i, X1 : $i]:  (ssNder1_2r1r1 @ X0 @ X1)),
% 28.21/4.62      inference('demod', [status(thm)],
% 28.21/4.62                [zip_derived_cl965, zip_derived_cl967, zip_derived_cl973])).
% 28.21/4.62  thf(zip_derived_cl979, plain,
% 28.21/4.62      (![X0 : $i, X1 : $i, X2 : $i]:  (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)),
% 28.21/4.62      inference('demod', [status(thm)],
% 28.21/4.62                [zip_derived_cl957, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.62                 zip_derived_cl974])).
% 28.21/4.62  thf(zip_derived_cl1005, plain,
% 28.21/4.62      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 28.21/4.62          (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)),
% 28.21/4.62      inference('demod', [status(thm)],
% 28.21/4.62                [zip_derived_cl948, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.62                 zip_derived_cl974, zip_derived_cl979])).
% 28.21/4.62  thf(zip_derived_cl1029, plain,
% 28.21/4.62      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 28.21/4.62          (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)),
% 28.21/4.62      inference('demod', [status(thm)],
% 28.21/4.62                [zip_derived_cl934, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.62                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005])).
% 28.21/4.62  thf(zip_derived_cl1051, plain,
% 28.21/4.62      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 28.21/4.62          (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)),
% 28.21/4.62      inference('demod', [status(thm)],
% 28.21/4.62                [zip_derived_cl920, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.62                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.62                 zip_derived_cl1029])).
% 28.21/4.62  thf(zip_derived_cl1081, plain,
% 28.21/4.62      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i]:
% 28.21/4.62          (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)),
% 28.21/4.62      inference('demod', [status(thm)],
% 28.21/4.62                [zip_derived_cl900, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.62                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.62                 zip_derived_cl1029, zip_derived_cl1051])).
% 28.21/4.62  thf(zip_derived_cl1120, plain,
% 28.21/4.62      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, X7 : $i]:
% 28.21/4.62          (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7)),
% 28.21/4.62      inference('demod', [status(thm)],
% 28.21/4.62                [zip_derived_cl880, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.62                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.62                 zip_derived_cl1029, zip_derived_cl1051, zip_derived_cl1081])).
% 28.21/4.62  thf(zip_derived_cl1158, plain,
% 28.21/4.62      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.62         X7 : $i, X8 : $i]:
% 28.21/4.62          (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 28.21/4.62           X7 @ X8)),
% 28.21/4.62      inference('demod', [status(thm)],
% 28.21/4.62                [zip_derived_cl860, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.62                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.62                 zip_derived_cl1029, zip_derived_cl1051, zip_derived_cl1081, 
% 28.21/4.62                 zip_derived_cl1120])).
% 28.21/4.62  thf(zip_derived_cl1210, plain,
% 28.21/4.62      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.62         X7 : $i, X8 : $i, X9 : $i]:
% 28.21/4.62          (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 28.21/4.62           X7 @ X8 @ X9)),
% 28.21/4.62      inference('demod', [status(thm)],
% 28.21/4.62                [zip_derived_cl829, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.62                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.62                 zip_derived_cl1029, zip_derived_cl1051, zip_derived_cl1081, 
% 28.21/4.62                 zip_derived_cl1120, zip_derived_cl1158])).
% 28.21/4.62  thf(zip_derived_cl1267, plain,
% 28.21/4.62      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.62         X7 : $i, X8 : $i, X9 : $i, X10 : $i]:
% 28.21/4.62          (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 28.21/4.62           X6 @ X7 @ X8 @ X9 @ X10)),
% 28.21/4.62      inference('demod', [status(thm)],
% 28.21/4.62                [zip_derived_cl806, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.62                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.62                 zip_derived_cl1029, zip_derived_cl1051, zip_derived_cl1081, 
% 28.21/4.62                 zip_derived_cl1120, zip_derived_cl1158, zip_derived_cl1210])).
% 28.21/4.62  thf(zip_derived_cl1314, plain,
% 28.21/4.62      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.62         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i]:
% 28.21/4.62          (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 28.21/4.62           X6 @ X7 @ X8 @ X9 @ X10 @ X11)),
% 28.21/4.62      inference('demod', [status(thm)],
% 28.21/4.62                [zip_derived_cl778, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.62                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.62                 zip_derived_cl1029, zip_derived_cl1051, zip_derived_cl1081, 
% 28.21/4.62                 zip_derived_cl1120, zip_derived_cl1158, zip_derived_cl1210, 
% 28.21/4.62                 zip_derived_cl1267])).
% 28.21/4.62  thf(zip_derived_cl1411, plain,
% 28.21/4.62      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.62         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i]:
% 28.21/4.62          (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 28.21/4.62           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)),
% 28.21/4.62      inference('demod', [status(thm)],
% 28.21/4.62                [zip_derived_cl748, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.62                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.62                 zip_derived_cl1029, zip_derived_cl1051, zip_derived_cl1081, 
% 28.21/4.62                 zip_derived_cl1120, zip_derived_cl1158, zip_derived_cl1210, 
% 28.21/4.62                 zip_derived_cl1267, zip_derived_cl1314])).
% 28.21/4.62  thf(zip_derived_cl1467, plain,
% 28.21/4.62      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.62         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i]:
% 28.21/4.62          (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 28.21/4.62           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)),
% 28.21/4.62      inference('demod', [status(thm)],
% 28.21/4.62                [zip_derived_cl717, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.62                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.62                 zip_derived_cl1029, zip_derived_cl1051, zip_derived_cl1081, 
% 28.21/4.62                 zip_derived_cl1120, zip_derived_cl1158, zip_derived_cl1210, 
% 28.21/4.62                 zip_derived_cl1267, zip_derived_cl1314, zip_derived_cl1411])).
% 28.21/4.62  thf(zip_derived_cl1526, plain,
% 28.21/4.62      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.62         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 28.21/4.62         X14 : $i]:
% 28.21/4.62          (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 28.21/4.62           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)),
% 28.21/4.62      inference('demod', [status(thm)],
% 28.21/4.62                [zip_derived_cl677, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.62                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.62                 zip_derived_cl1029, zip_derived_cl1051, zip_derived_cl1081, 
% 28.21/4.62                 zip_derived_cl1120, zip_derived_cl1158, zip_derived_cl1210, 
% 28.21/4.62                 zip_derived_cl1267, zip_derived_cl1314, zip_derived_cl1411, 
% 28.21/4.62                 zip_derived_cl1467])).
% 28.21/4.62  thf(zip_derived_cl1590, plain,
% 28.21/4.62      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.62         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 28.21/4.62         X14 : $i, X15 : $i]:
% 28.21/4.62          (ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 28.21/4.62           X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15)),
% 28.21/4.62      inference('demod', [status(thm)],
% 28.21/4.62                [zip_derived_cl640, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.62                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.62                 zip_derived_cl1029, zip_derived_cl1051, zip_derived_cl1081, 
% 28.21/4.62                 zip_derived_cl1120, zip_derived_cl1158, zip_derived_cl1210, 
% 28.21/4.62                 zip_derived_cl1267, zip_derived_cl1314, zip_derived_cl1411, 
% 28.21/4.62                 zip_derived_cl1467, zip_derived_cl1526])).
% 28.21/4.62  thf(zip_derived_cl1653, plain,
% 28.21/4.62      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.62         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 28.21/4.62         X14 : $i, X15 : $i, X16 : $i]:
% 28.21/4.62          (ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 28.21/4.62           X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ 
% 28.21/4.62           X16)),
% 28.21/4.62      inference('demod', [status(thm)],
% 28.21/4.62                [zip_derived_cl600, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.62                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.62                 zip_derived_cl1029, zip_derived_cl1051, zip_derived_cl1081, 
% 28.21/4.62                 zip_derived_cl1120, zip_derived_cl1158, zip_derived_cl1210, 
% 28.21/4.62                 zip_derived_cl1267, zip_derived_cl1314, zip_derived_cl1411, 
% 28.21/4.62                 zip_derived_cl1467, zip_derived_cl1526, zip_derived_cl1590])).
% 28.21/4.62  thf(zip_derived_cl1716, plain,
% 28.21/4.62      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.62         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 28.21/4.62         X14 : $i, X15 : $i, X16 : $i, X17 : $i]:
% 28.21/4.62          (ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 28.21/4.62           X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 28.21/4.62           X15 @ X16 @ X17)),
% 28.21/4.62      inference('demod', [status(thm)],
% 28.21/4.62                [zip_derived_cl562, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.62                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.62                 zip_derived_cl1029, zip_derived_cl1051, zip_derived_cl1081, 
% 28.21/4.62                 zip_derived_cl1120, zip_derived_cl1158, zip_derived_cl1210, 
% 28.21/4.62                 zip_derived_cl1267, zip_derived_cl1314, zip_derived_cl1411, 
% 28.21/4.62                 zip_derived_cl1467, zip_derived_cl1526, zip_derived_cl1590, 
% 28.21/4.62                 zip_derived_cl1653])).
% 28.21/4.62  thf(zip_derived_cl1787, plain,
% 28.21/4.62      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.62         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 28.21/4.62         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i]:
% 28.21/4.62          (ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 28.21/4.62           X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 28.21/4.62           X15 @ X16 @ X17 @ X18)),
% 28.21/4.62      inference('demod', [status(thm)],
% 28.21/4.62                [zip_derived_cl520, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.62                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.62                 zip_derived_cl1029, zip_derived_cl1051, zip_derived_cl1081, 
% 28.21/4.62                 zip_derived_cl1120, zip_derived_cl1158, zip_derived_cl1210, 
% 28.21/4.62                 zip_derived_cl1267, zip_derived_cl1314, zip_derived_cl1411, 
% 28.21/4.62                 zip_derived_cl1467, zip_derived_cl1526, zip_derived_cl1590, 
% 28.21/4.62                 zip_derived_cl1653, zip_derived_cl1716])).
% 28.21/4.62  thf(zip_derived_cl1854, plain,
% 28.21/4.62      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.62         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 28.21/4.62         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i]:
% 28.21/4.62          (ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 28.21/4.62           X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 28.21/4.62           X15 @ X16 @ X17 @ X18 @ X19)),
% 28.21/4.62      inference('demod', [status(thm)],
% 28.21/4.62                [zip_derived_cl477, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.62                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.62                 zip_derived_cl1029, zip_derived_cl1051, zip_derived_cl1081, 
% 28.21/4.62                 zip_derived_cl1120, zip_derived_cl1158, zip_derived_cl1210, 
% 28.21/4.62                 zip_derived_cl1267, zip_derived_cl1314, zip_derived_cl1411, 
% 28.21/4.62                 zip_derived_cl1467, zip_derived_cl1526, zip_derived_cl1590, 
% 28.21/4.62                 zip_derived_cl1653, zip_derived_cl1716, zip_derived_cl1787])).
% 28.21/4.62  thf(zip_derived_cl1973, plain,
% 28.21/4.62      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.62         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 28.21/4.62         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i]:
% 28.21/4.62         ( (ssPv16_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 28.21/4.62            X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 28.21/4.62            X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20)
% 28.21/4.62          | ~ (ssPv16_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 28.21/4.62               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12))),
% 28.21/4.62      inference('demod', [status(thm)],
% 28.21/4.62                [zip_derived_cl403, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.62                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.62                 zip_derived_cl1029, zip_derived_cl1051, zip_derived_cl1081, 
% 28.21/4.62                 zip_derived_cl1120, zip_derived_cl1158, zip_derived_cl1210, 
% 28.21/4.62                 zip_derived_cl1267, zip_derived_cl1314, zip_derived_cl1411, 
% 28.21/4.62                 zip_derived_cl1467, zip_derived_cl1526, zip_derived_cl1590, 
% 28.21/4.62                 zip_derived_cl1653, zip_derived_cl1716, zip_derived_cl1787, 
% 28.21/4.62                 zip_derived_cl1854])).
% 28.21/4.62  thf(clause492, conjecture,
% 28.21/4.62    (~( ( ssPv8_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.62          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 28.21/4.62          X10 @ X11 @ X12 @ X13 @ X14 @ skc30 ) | 
% 28.21/4.62        ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 28.21/4.62        ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 28.21/4.62        ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 28.21/4.62        ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 28.21/4.62        ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 28.21/4.62        ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 28.21/4.62        ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 28.21/4.62        ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 28.21/4.62        ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 28.21/4.62        ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.62             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 28.21/4.62        ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.62             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 28.21/4.62        ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.62             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 28.21/4.62        ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.62             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 28.21/4.62        ( ~( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.62             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) | 
% 28.21/4.62        ( ~( ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.62             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) ) | 
% 28.21/4.62        ( ~( ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.62             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 28.21/4.62             X9 @ X10 ) ) | 
% 28.21/4.62        ( ~( ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.62             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 28.21/4.62             X9 @ X10 @ X11 ) ) | 
% 28.21/4.62        ( ~( ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.62             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 28.21/4.62             X9 @ X10 @ X11 @ X12 ) ) | 
% 28.21/4.62        ( ~( ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.62             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 28.21/4.62             X9 @ X10 @ X11 @ X12 @ X13 ) ) ))).
% 28.21/4.62  thf(zf_stmt_41, negated_conjecture,
% 28.21/4.62    (( ssPv8_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.62       U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 28.21/4.62       X10 @ X11 @ X12 @ X13 @ X14 @ skc30 ) | 
% 28.21/4.62     ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 28.21/4.62     ( ~( ssNder1_2r1r1 @ U @ V ) ) | ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 28.21/4.62     ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 28.21/4.62     ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 28.21/4.62     ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 28.21/4.62     ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 28.21/4.62     ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 28.21/4.62     ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 28.21/4.62     ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.62          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 28.21/4.62     ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.62          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 28.21/4.62     ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.62          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 28.21/4.62     ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.62          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 28.21/4.62     ( ~( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.62          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) | 
% 28.21/4.62     ( ~( ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.62          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) ) | 
% 28.21/4.62     ( ~( ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.62          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 28.21/4.62          X10 ) ) | 
% 28.21/4.62     ( ~( ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.62          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 28.21/4.62          X10 @ X11 ) ) | 
% 28.21/4.62     ( ~( ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.62          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 28.21/4.62          X10 @ X11 @ X12 ) ) | 
% 28.21/4.62     ( ~( ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.62          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 28.21/4.62          X10 @ X11 @ X12 @ X13 ) )),
% 28.21/4.62    inference('cnf.neg', [status(esa)], [clause492])).
% 28.21/4.62  thf(zip_derived_cl476, plain,
% 28.21/4.62      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.62         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 28.21/4.62         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i]:
% 28.21/4.62         ( (ssPv8_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 28.21/4.62            X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 28.21/4.62            X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ skc30)
% 28.21/4.62          | ~ (ssNder1_0)
% 28.21/4.62          | ~ (ssNder1_1r1 @ X0)
% 28.21/4.62          | ~ (ssNder1_2r1r1 @ X0 @ X1)
% 28.21/4.62          | ~ (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)
% 28.21/4.62          | ~ (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)
% 28.21/4.62          | ~ (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)
% 28.21/4.62          | ~ (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)
% 28.21/4.62          | ~ (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)
% 28.21/4.62          | ~ (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 28.21/4.62               X7)
% 28.21/4.62          | ~ (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 28.21/4.62               X6 @ X7 @ X8)
% 28.21/4.62          | ~ (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 28.21/4.62               X6 @ X7 @ X8 @ X9)
% 28.21/4.62          | ~ (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 28.21/4.62               X5 @ X6 @ X7 @ X8 @ X9 @ X10)
% 28.21/4.62          | ~ (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 28.21/4.62               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11)
% 28.21/4.62          | ~ (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 28.21/4.62               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)
% 28.21/4.62          | ~ (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 28.21/4.62               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)
% 28.21/4.62          | ~ (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 28.21/4.62               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)
% 28.21/4.62          | ~ (ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 28.21/4.62               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 28.21/4.62               X14 @ X15)
% 28.21/4.62          | ~ (ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 28.21/4.62               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 28.21/4.62               X14 @ X15 @ X16)
% 28.21/4.62          | ~ (ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 28.21/4.62               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 28.21/4.62               X14 @ X15 @ X16 @ X17)
% 28.21/4.62          | ~ (ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 28.21/4.62               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 28.21/4.62               X14 @ X15 @ X16 @ X17 @ X18))),
% 28.21/4.62      inference('cnf', [status(esa)], [zf_stmt_41])).
% 28.21/4.62  thf(zip_derived_cl967, plain, ( (ssNder1_0)),
% 28.21/4.62      inference('cnf', [status(esa)], [zf_stmt_1])).
% 28.21/4.62  thf(zip_derived_cl973, plain, (![X0 : $i]:  (ssNder1_1r1 @ X0)),
% 28.21/4.62      inference('demod', [status(thm)], [zip_derived_cl966, zip_derived_cl967])).
% 28.21/4.62  thf(zip_derived_cl974, plain,
% 28.21/4.62      (![X0 : $i, X1 : $i]:  (ssNder1_2r1r1 @ X0 @ X1)),
% 28.21/4.62      inference('demod', [status(thm)],
% 28.21/4.62                [zip_derived_cl965, zip_derived_cl967, zip_derived_cl973])).
% 28.21/4.62  thf(zip_derived_cl979, plain,
% 28.21/4.62      (![X0 : $i, X1 : $i, X2 : $i]:  (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)),
% 28.21/4.62      inference('demod', [status(thm)],
% 28.21/4.62                [zip_derived_cl957, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.62                 zip_derived_cl974])).
% 28.21/4.62  thf(zip_derived_cl1005, plain,
% 28.21/4.62      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 28.21/4.62          (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)),
% 28.21/4.62      inference('demod', [status(thm)],
% 28.21/4.62                [zip_derived_cl948, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.62                 zip_derived_cl974, zip_derived_cl979])).
% 28.21/4.62  thf(zip_derived_cl1029, plain,
% 28.21/4.62      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 28.21/4.62          (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)),
% 28.21/4.62      inference('demod', [status(thm)],
% 28.21/4.62                [zip_derived_cl934, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.62                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005])).
% 28.21/4.62  thf(zip_derived_cl1051, plain,
% 28.21/4.62      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 28.21/4.62          (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)),
% 28.21/4.62      inference('demod', [status(thm)],
% 28.21/4.62                [zip_derived_cl920, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.62                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.62                 zip_derived_cl1029])).
% 28.21/4.62  thf(zip_derived_cl1081, plain,
% 28.21/4.62      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i]:
% 28.21/4.62          (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)),
% 28.21/4.62      inference('demod', [status(thm)],
% 28.21/4.62                [zip_derived_cl900, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.62                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.62                 zip_derived_cl1029, zip_derived_cl1051])).
% 28.21/4.62  thf(zip_derived_cl1120, plain,
% 28.21/4.62      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, X7 : $i]:
% 28.21/4.62          (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7)),
% 28.21/4.62      inference('demod', [status(thm)],
% 28.21/4.62                [zip_derived_cl880, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.62                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.62                 zip_derived_cl1029, zip_derived_cl1051, zip_derived_cl1081])).
% 28.21/4.62  thf(zip_derived_cl1158, plain,
% 28.21/4.62      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.62         X7 : $i, X8 : $i]:
% 28.21/4.62          (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 28.21/4.62           X7 @ X8)),
% 28.21/4.62      inference('demod', [status(thm)],
% 28.21/4.62                [zip_derived_cl860, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.62                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.62                 zip_derived_cl1029, zip_derived_cl1051, zip_derived_cl1081, 
% 28.21/4.62                 zip_derived_cl1120])).
% 28.21/4.62  thf(zip_derived_cl1210, plain,
% 28.21/4.62      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.62         X7 : $i, X8 : $i, X9 : $i]:
% 28.21/4.62          (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 28.21/4.62           X7 @ X8 @ X9)),
% 28.21/4.62      inference('demod', [status(thm)],
% 28.21/4.62                [zip_derived_cl829, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.62                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.62                 zip_derived_cl1029, zip_derived_cl1051, zip_derived_cl1081, 
% 28.21/4.62                 zip_derived_cl1120, zip_derived_cl1158])).
% 28.21/4.62  thf(zip_derived_cl1267, plain,
% 28.21/4.62      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.62         X7 : $i, X8 : $i, X9 : $i, X10 : $i]:
% 28.21/4.62          (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 28.21/4.62           X6 @ X7 @ X8 @ X9 @ X10)),
% 28.21/4.62      inference('demod', [status(thm)],
% 28.21/4.62                [zip_derived_cl806, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.62                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.62                 zip_derived_cl1029, zip_derived_cl1051, zip_derived_cl1081, 
% 28.21/4.62                 zip_derived_cl1120, zip_derived_cl1158, zip_derived_cl1210])).
% 28.21/4.62  thf(zip_derived_cl1314, plain,
% 28.21/4.62      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.62         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i]:
% 28.21/4.62          (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 28.21/4.62           X6 @ X7 @ X8 @ X9 @ X10 @ X11)),
% 28.21/4.62      inference('demod', [status(thm)],
% 28.21/4.62                [zip_derived_cl778, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.62                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.62                 zip_derived_cl1029, zip_derived_cl1051, zip_derived_cl1081, 
% 28.21/4.62                 zip_derived_cl1120, zip_derived_cl1158, zip_derived_cl1210, 
% 28.21/4.62                 zip_derived_cl1267])).
% 28.21/4.62  thf(zip_derived_cl1411, plain,
% 28.21/4.62      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.62         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i]:
% 28.21/4.62          (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 28.21/4.62           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)),
% 28.21/4.62      inference('demod', [status(thm)],
% 28.21/4.62                [zip_derived_cl748, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.62                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.62                 zip_derived_cl1029, zip_derived_cl1051, zip_derived_cl1081, 
% 28.21/4.62                 zip_derived_cl1120, zip_derived_cl1158, zip_derived_cl1210, 
% 28.21/4.62                 zip_derived_cl1267, zip_derived_cl1314])).
% 28.21/4.62  thf(zip_derived_cl1467, plain,
% 28.21/4.62      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.62         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i]:
% 28.21/4.62          (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 28.21/4.62           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)),
% 28.21/4.62      inference('demod', [status(thm)],
% 28.21/4.62                [zip_derived_cl717, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.62                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.62                 zip_derived_cl1029, zip_derived_cl1051, zip_derived_cl1081, 
% 28.21/4.62                 zip_derived_cl1120, zip_derived_cl1158, zip_derived_cl1210, 
% 28.21/4.62                 zip_derived_cl1267, zip_derived_cl1314, zip_derived_cl1411])).
% 28.21/4.62  thf(zip_derived_cl1526, plain,
% 28.21/4.62      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.62         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 28.21/4.62         X14 : $i]:
% 28.21/4.62          (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 28.21/4.62           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)),
% 28.21/4.62      inference('demod', [status(thm)],
% 28.21/4.62                [zip_derived_cl677, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.62                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.62                 zip_derived_cl1029, zip_derived_cl1051, zip_derived_cl1081, 
% 28.21/4.62                 zip_derived_cl1120, zip_derived_cl1158, zip_derived_cl1210, 
% 28.21/4.62                 zip_derived_cl1267, zip_derived_cl1314, zip_derived_cl1411, 
% 28.21/4.62                 zip_derived_cl1467])).
% 28.21/4.62  thf(zip_derived_cl1590, plain,
% 28.21/4.62      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.62         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 28.21/4.62         X14 : $i, X15 : $i]:
% 28.21/4.62          (ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 28.21/4.62           X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15)),
% 28.21/4.62      inference('demod', [status(thm)],
% 28.21/4.62                [zip_derived_cl640, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.62                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.62                 zip_derived_cl1029, zip_derived_cl1051, zip_derived_cl1081, 
% 28.21/4.62                 zip_derived_cl1120, zip_derived_cl1158, zip_derived_cl1210, 
% 28.21/4.62                 zip_derived_cl1267, zip_derived_cl1314, zip_derived_cl1411, 
% 28.21/4.62                 zip_derived_cl1467, zip_derived_cl1526])).
% 28.21/4.62  thf(zip_derived_cl1653, plain,
% 28.21/4.62      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.62         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 28.21/4.62         X14 : $i, X15 : $i, X16 : $i]:
% 28.21/4.62          (ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 28.21/4.62           X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ 
% 28.21/4.62           X16)),
% 28.21/4.62      inference('demod', [status(thm)],
% 28.21/4.62                [zip_derived_cl600, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.62                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.62                 zip_derived_cl1029, zip_derived_cl1051, zip_derived_cl1081, 
% 28.21/4.62                 zip_derived_cl1120, zip_derived_cl1158, zip_derived_cl1210, 
% 28.21/4.62                 zip_derived_cl1267, zip_derived_cl1314, zip_derived_cl1411, 
% 28.21/4.62                 zip_derived_cl1467, zip_derived_cl1526, zip_derived_cl1590])).
% 28.21/4.62  thf(zip_derived_cl1716, plain,
% 28.21/4.62      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.62         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 28.21/4.62         X14 : $i, X15 : $i, X16 : $i, X17 : $i]:
% 28.21/4.62          (ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 28.21/4.62           X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 28.21/4.62           X15 @ X16 @ X17)),
% 28.21/4.62      inference('demod', [status(thm)],
% 28.21/4.62                [zip_derived_cl562, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.62                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.62                 zip_derived_cl1029, zip_derived_cl1051, zip_derived_cl1081, 
% 28.21/4.62                 zip_derived_cl1120, zip_derived_cl1158, zip_derived_cl1210, 
% 28.21/4.62                 zip_derived_cl1267, zip_derived_cl1314, zip_derived_cl1411, 
% 28.21/4.62                 zip_derived_cl1467, zip_derived_cl1526, zip_derived_cl1590, 
% 28.21/4.62                 zip_derived_cl1653])).
% 28.21/4.62  thf(zip_derived_cl1787, plain,
% 28.21/4.62      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.62         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 28.21/4.62         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i]:
% 28.21/4.62          (ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 28.21/4.62           X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 28.21/4.62           X15 @ X16 @ X17 @ X18)),
% 28.21/4.62      inference('demod', [status(thm)],
% 28.21/4.62                [zip_derived_cl520, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.62                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.62                 zip_derived_cl1029, zip_derived_cl1051, zip_derived_cl1081, 
% 28.21/4.62                 zip_derived_cl1120, zip_derived_cl1158, zip_derived_cl1210, 
% 28.21/4.62                 zip_derived_cl1267, zip_derived_cl1314, zip_derived_cl1411, 
% 28.21/4.62                 zip_derived_cl1467, zip_derived_cl1526, zip_derived_cl1590, 
% 28.21/4.62                 zip_derived_cl1653, zip_derived_cl1716])).
% 28.21/4.62  thf(zip_derived_cl1859, plain,
% 28.21/4.62      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.62         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 28.21/4.62         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i]:
% 28.21/4.62          (ssPv8_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 28.21/4.62           X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 28.21/4.62           X15 @ X16 @ X17 @ X18 @ X19 @ skc30)),
% 28.21/4.62      inference('demod', [status(thm)],
% 28.21/4.62                [zip_derived_cl476, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.62                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.62                 zip_derived_cl1029, zip_derived_cl1051, zip_derived_cl1081, 
% 28.21/4.62                 zip_derived_cl1120, zip_derived_cl1158, zip_derived_cl1210, 
% 28.21/4.62                 zip_derived_cl1267, zip_derived_cl1314, zip_derived_cl1411, 
% 28.21/4.62                 zip_derived_cl1467, zip_derived_cl1526, zip_derived_cl1590, 
% 28.21/4.62                 zip_derived_cl1653, zip_derived_cl1716, zip_derived_cl1787])).
% 28.21/4.62  thf(clause558, conjecture,
% 28.21/4.62    (~( ( ssPv20_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.62          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 28.21/4.62          X10 @ X11 @ X12 @ X13 @ X14 @ X15 ) | 
% 28.21/4.62        ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 28.21/4.62        ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 28.21/4.62        ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 28.21/4.62        ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 28.21/4.62        ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 28.21/4.62        ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 28.21/4.62        ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 28.21/4.62        ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 28.21/4.62        ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 28.21/4.62        ( ~( ssPv20_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 28.21/4.62        ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.62             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 28.21/4.62        ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.62             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 28.21/4.62        ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.62             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 28.21/4.62        ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.62             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 28.21/4.62        ( ~( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.62             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) | 
% 28.21/4.62        ( ~( ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.62             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) ) | 
% 28.21/4.62        ( ~( ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.62             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 28.21/4.62             X9 @ X10 ) ) | 
% 28.21/4.62        ( ~( ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.62             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 28.21/4.62             X9 @ X10 @ X11 ) ) | 
% 28.21/4.62        ( ~( ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.62             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 28.21/4.62             X9 @ X10 @ X11 @ X12 ) ) | 
% 28.21/4.62        ( ~( ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.62             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 28.21/4.62             X9 @ X10 @ X11 @ X12 @ X13 ) ) | 
% 28.21/4.62        ( ~( ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.62             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 28.21/4.62             X9 @ X10 @ X11 @ X12 @ X13 @ X14 ) ) ))).
% 28.21/4.62  thf(zf_stmt_42, negated_conjecture,
% 28.21/4.62    (( ssPv20_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.62       U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 28.21/4.62       X10 @ X11 @ X12 @ X13 @ X14 @ X15 ) | 
% 28.21/4.62     ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 28.21/4.62     ( ~( ssNder1_2r1r1 @ U @ V ) ) | ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 28.21/4.62     ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 28.21/4.62     ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 28.21/4.62     ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 28.21/4.62     ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 28.21/4.62     ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 28.21/4.62     ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 28.21/4.62     ( ~( ssPv20_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 28.21/4.62     ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.62          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 28.21/4.62     ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.62          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 28.21/4.62     ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.62          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 28.21/4.62     ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.62          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 28.21/4.62     ( ~( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.62          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) | 
% 28.21/4.62     ( ~( ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.62          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) ) | 
% 28.21/4.62     ( ~( ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.62          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 28.21/4.62          X10 ) ) | 
% 28.21/4.62     ( ~( ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.62          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 28.21/4.62          X10 @ X11 ) ) | 
% 28.21/4.62     ( ~( ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.62          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 28.21/4.62          X10 @ X11 @ X12 ) ) | 
% 28.21/4.62     ( ~( ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.62          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 28.21/4.62          X10 @ X11 @ X12 @ X13 ) ) | 
% 28.21/4.62     ( ~( ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.62          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 28.21/4.62          X10 @ X11 @ X12 @ X13 @ X14 ) )),
% 28.21/4.62    inference('cnf.neg', [status(esa)], [clause558])).
% 28.21/4.62  thf(zip_derived_cl410, plain,
% 28.21/4.62      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.62         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 28.21/4.62         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i]:
% 28.21/4.62         ( (ssPv20_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 28.21/4.62            X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 28.21/4.62            X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20)
% 28.21/4.62          | ~ (ssNder1_0)
% 28.21/4.62          | ~ (ssNder1_1r1 @ X0)
% 28.21/4.62          | ~ (ssNder1_2r1r1 @ X0 @ X1)
% 28.21/4.62          | ~ (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)
% 28.21/4.62          | ~ (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)
% 28.21/4.62          | ~ (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)
% 28.21/4.62          | ~ (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)
% 28.21/4.62          | ~ (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)
% 28.21/4.62          | ~ (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 28.21/4.62               X7)
% 28.21/4.62          | ~ (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 28.21/4.62               X6 @ X7 @ X8)
% 28.21/4.62          | ~ (ssPv20_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 28.21/4.62               X7 @ X8)
% 28.21/4.62          | ~ (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 28.21/4.62               X6 @ X7 @ X8 @ X9)
% 28.21/4.62          | ~ (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 28.21/4.62               X5 @ X6 @ X7 @ X8 @ X9 @ X10)
% 28.21/4.62          | ~ (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 28.21/4.62               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11)
% 28.21/4.62          | ~ (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 28.21/4.62               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)
% 28.21/4.62          | ~ (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 28.21/4.62               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)
% 28.21/4.62          | ~ (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 28.21/4.62               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)
% 28.21/4.62          | ~ (ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 28.21/4.62               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 28.21/4.62               X14 @ X15)
% 28.21/4.62          | ~ (ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 28.21/4.62               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 28.21/4.62               X14 @ X15 @ X16)
% 28.21/4.62          | ~ (ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 28.21/4.62               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 28.21/4.62               X14 @ X15 @ X16 @ X17)
% 28.21/4.62          | ~ (ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 28.21/4.62               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 28.21/4.62               X14 @ X15 @ X16 @ X17 @ X18)
% 28.21/4.62          | ~ (ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 28.21/4.62               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 28.21/4.62               X14 @ X15 @ X16 @ X17 @ X18 @ X19))),
% 28.21/4.62      inference('cnf', [status(esa)], [zf_stmt_42])).
% 28.21/4.62  thf(zip_derived_cl967, plain, ( (ssNder1_0)),
% 28.21/4.62      inference('cnf', [status(esa)], [zf_stmt_1])).
% 28.21/4.62  thf(zip_derived_cl973, plain, (![X0 : $i]:  (ssNder1_1r1 @ X0)),
% 28.21/4.62      inference('demod', [status(thm)], [zip_derived_cl966, zip_derived_cl967])).
% 28.21/4.62  thf(zip_derived_cl974, plain,
% 28.21/4.62      (![X0 : $i, X1 : $i]:  (ssNder1_2r1r1 @ X0 @ X1)),
% 28.21/4.62      inference('demod', [status(thm)],
% 28.21/4.62                [zip_derived_cl965, zip_derived_cl967, zip_derived_cl973])).
% 28.21/4.62  thf(zip_derived_cl979, plain,
% 28.21/4.62      (![X0 : $i, X1 : $i, X2 : $i]:  (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)),
% 28.21/4.62      inference('demod', [status(thm)],
% 28.21/4.62                [zip_derived_cl957, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.62                 zip_derived_cl974])).
% 28.21/4.62  thf(zip_derived_cl1005, plain,
% 28.21/4.62      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 28.21/4.62          (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)),
% 28.21/4.62      inference('demod', [status(thm)],
% 28.21/4.62                [zip_derived_cl948, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.62                 zip_derived_cl974, zip_derived_cl979])).
% 28.21/4.62  thf(zip_derived_cl1029, plain,
% 28.21/4.62      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 28.21/4.62          (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)),
% 28.21/4.62      inference('demod', [status(thm)],
% 28.21/4.62                [zip_derived_cl934, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.62                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005])).
% 28.21/4.62  thf(zip_derived_cl1051, plain,
% 28.21/4.62      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 28.21/4.62          (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)),
% 28.21/4.62      inference('demod', [status(thm)],
% 28.21/4.62                [zip_derived_cl920, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.62                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.62                 zip_derived_cl1029])).
% 28.21/4.62  thf(zip_derived_cl1081, plain,
% 28.21/4.62      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i]:
% 28.21/4.62          (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)),
% 28.21/4.62      inference('demod', [status(thm)],
% 28.21/4.62                [zip_derived_cl900, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.62                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.62                 zip_derived_cl1029, zip_derived_cl1051])).
% 28.21/4.62  thf(zip_derived_cl1120, plain,
% 28.21/4.62      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, X7 : $i]:
% 28.21/4.62          (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7)),
% 28.21/4.62      inference('demod', [status(thm)],
% 28.21/4.62                [zip_derived_cl880, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.62                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.62                 zip_derived_cl1029, zip_derived_cl1051, zip_derived_cl1081])).
% 28.21/4.62  thf(zip_derived_cl1158, plain,
% 28.21/4.62      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.62         X7 : $i, X8 : $i]:
% 28.21/4.62          (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 28.21/4.62           X7 @ X8)),
% 28.21/4.62      inference('demod', [status(thm)],
% 28.21/4.62                [zip_derived_cl860, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.62                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.62                 zip_derived_cl1029, zip_derived_cl1051, zip_derived_cl1081, 
% 28.21/4.62                 zip_derived_cl1120])).
% 28.21/4.62  thf(zip_derived_cl1210, plain,
% 28.21/4.62      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.62         X7 : $i, X8 : $i, X9 : $i]:
% 28.21/4.62          (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 28.21/4.62           X7 @ X8 @ X9)),
% 28.21/4.62      inference('demod', [status(thm)],
% 28.21/4.62                [zip_derived_cl829, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.62                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.62                 zip_derived_cl1029, zip_derived_cl1051, zip_derived_cl1081, 
% 28.21/4.62                 zip_derived_cl1120, zip_derived_cl1158])).
% 28.21/4.62  thf(zip_derived_cl1267, plain,
% 28.21/4.62      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.62         X7 : $i, X8 : $i, X9 : $i, X10 : $i]:
% 28.21/4.62          (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 28.21/4.62           X6 @ X7 @ X8 @ X9 @ X10)),
% 28.21/4.62      inference('demod', [status(thm)],
% 28.21/4.62                [zip_derived_cl806, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.62                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.62                 zip_derived_cl1029, zip_derived_cl1051, zip_derived_cl1081, 
% 28.21/4.62                 zip_derived_cl1120, zip_derived_cl1158, zip_derived_cl1210])).
% 28.21/4.62  thf(zip_derived_cl1314, plain,
% 28.21/4.62      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.62         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i]:
% 28.21/4.62          (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 28.21/4.62           X6 @ X7 @ X8 @ X9 @ X10 @ X11)),
% 28.21/4.62      inference('demod', [status(thm)],
% 28.21/4.62                [zip_derived_cl778, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.62                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.62                 zip_derived_cl1029, zip_derived_cl1051, zip_derived_cl1081, 
% 28.21/4.62                 zip_derived_cl1120, zip_derived_cl1158, zip_derived_cl1210, 
% 28.21/4.62                 zip_derived_cl1267])).
% 28.21/4.62  thf(zip_derived_cl1411, plain,
% 28.21/4.62      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.62         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i]:
% 28.21/4.62          (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 28.21/4.62           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)),
% 28.21/4.62      inference('demod', [status(thm)],
% 28.21/4.62                [zip_derived_cl748, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.62                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.62                 zip_derived_cl1029, zip_derived_cl1051, zip_derived_cl1081, 
% 28.21/4.62                 zip_derived_cl1120, zip_derived_cl1158, zip_derived_cl1210, 
% 28.21/4.62                 zip_derived_cl1267, zip_derived_cl1314])).
% 28.21/4.62  thf(zip_derived_cl1467, plain,
% 28.21/4.62      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.62         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i]:
% 28.21/4.62          (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 28.21/4.62           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)),
% 28.21/4.62      inference('demod', [status(thm)],
% 28.21/4.62                [zip_derived_cl717, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.62                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.62                 zip_derived_cl1029, zip_derived_cl1051, zip_derived_cl1081, 
% 28.21/4.62                 zip_derived_cl1120, zip_derived_cl1158, zip_derived_cl1210, 
% 28.21/4.62                 zip_derived_cl1267, zip_derived_cl1314, zip_derived_cl1411])).
% 28.21/4.62  thf(zip_derived_cl1526, plain,
% 28.21/4.62      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.62         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 28.21/4.62         X14 : $i]:
% 28.21/4.62          (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 28.21/4.62           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)),
% 28.21/4.62      inference('demod', [status(thm)],
% 28.21/4.62                [zip_derived_cl677, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.62                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.62                 zip_derived_cl1029, zip_derived_cl1051, zip_derived_cl1081, 
% 28.21/4.62                 zip_derived_cl1120, zip_derived_cl1158, zip_derived_cl1210, 
% 28.21/4.62                 zip_derived_cl1267, zip_derived_cl1314, zip_derived_cl1411, 
% 28.21/4.62                 zip_derived_cl1467])).
% 28.21/4.62  thf(zip_derived_cl1590, plain,
% 28.21/4.62      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.62         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 28.21/4.62         X14 : $i, X15 : $i]:
% 28.21/4.62          (ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 28.21/4.62           X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15)),
% 28.21/4.62      inference('demod', [status(thm)],
% 28.21/4.62                [zip_derived_cl640, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.62                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.62                 zip_derived_cl1029, zip_derived_cl1051, zip_derived_cl1081, 
% 28.21/4.62                 zip_derived_cl1120, zip_derived_cl1158, zip_derived_cl1210, 
% 28.21/4.62                 zip_derived_cl1267, zip_derived_cl1314, zip_derived_cl1411, 
% 28.21/4.62                 zip_derived_cl1467, zip_derived_cl1526])).
% 28.21/4.62  thf(zip_derived_cl1653, plain,
% 28.21/4.62      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.62         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 28.21/4.62         X14 : $i, X15 : $i, X16 : $i]:
% 28.21/4.62          (ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 28.21/4.62           X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ 
% 28.21/4.62           X16)),
% 28.21/4.62      inference('demod', [status(thm)],
% 28.21/4.62                [zip_derived_cl600, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.62                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.62                 zip_derived_cl1029, zip_derived_cl1051, zip_derived_cl1081, 
% 28.21/4.62                 zip_derived_cl1120, zip_derived_cl1158, zip_derived_cl1210, 
% 28.21/4.62                 zip_derived_cl1267, zip_derived_cl1314, zip_derived_cl1411, 
% 28.21/4.62                 zip_derived_cl1467, zip_derived_cl1526, zip_derived_cl1590])).
% 28.21/4.62  thf(zip_derived_cl1716, plain,
% 28.21/4.62      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.62         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 28.21/4.62         X14 : $i, X15 : $i, X16 : $i, X17 : $i]:
% 28.21/4.62          (ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 28.21/4.62           X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 28.21/4.62           X15 @ X16 @ X17)),
% 28.21/4.62      inference('demod', [status(thm)],
% 28.21/4.62                [zip_derived_cl562, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.62                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.62                 zip_derived_cl1029, zip_derived_cl1051, zip_derived_cl1081, 
% 28.21/4.62                 zip_derived_cl1120, zip_derived_cl1158, zip_derived_cl1210, 
% 28.21/4.62                 zip_derived_cl1267, zip_derived_cl1314, zip_derived_cl1411, 
% 28.21/4.62                 zip_derived_cl1467, zip_derived_cl1526, zip_derived_cl1590, 
% 28.21/4.62                 zip_derived_cl1653])).
% 28.21/4.62  thf(zip_derived_cl1787, plain,
% 28.21/4.62      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.62         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 28.21/4.62         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i]:
% 28.21/4.62          (ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 28.21/4.62           X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 28.21/4.62           X15 @ X16 @ X17 @ X18)),
% 28.21/4.62      inference('demod', [status(thm)],
% 28.21/4.62                [zip_derived_cl520, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.62                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.62                 zip_derived_cl1029, zip_derived_cl1051, zip_derived_cl1081, 
% 28.21/4.62                 zip_derived_cl1120, zip_derived_cl1158, zip_derived_cl1210, 
% 28.21/4.62                 zip_derived_cl1267, zip_derived_cl1314, zip_derived_cl1411, 
% 28.21/4.62                 zip_derived_cl1467, zip_derived_cl1526, zip_derived_cl1590, 
% 28.21/4.62                 zip_derived_cl1653, zip_derived_cl1716])).
% 28.21/4.62  thf(zip_derived_cl1854, plain,
% 28.21/4.62      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.62         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 28.21/4.62         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i]:
% 28.21/4.62          (ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 28.21/4.62           X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 28.21/4.62           X15 @ X16 @ X17 @ X18 @ X19)),
% 28.21/4.62      inference('demod', [status(thm)],
% 28.21/4.62                [zip_derived_cl477, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.62                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.62                 zip_derived_cl1029, zip_derived_cl1051, zip_derived_cl1081, 
% 28.21/4.62                 zip_derived_cl1120, zip_derived_cl1158, zip_derived_cl1210, 
% 28.21/4.62                 zip_derived_cl1267, zip_derived_cl1314, zip_derived_cl1411, 
% 28.21/4.62                 zip_derived_cl1467, zip_derived_cl1526, zip_derived_cl1590, 
% 28.21/4.62                 zip_derived_cl1653, zip_derived_cl1716, zip_derived_cl1787])).
% 28.21/4.62  thf(zip_derived_cl1951, plain,
% 28.21/4.62      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.62         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 28.21/4.62         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i]:
% 28.21/4.62         ( (ssPv20_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 28.21/4.62            X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 28.21/4.62            X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20)
% 28.21/4.62          | ~ (ssPv20_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 28.21/4.62               X7 @ X8))),
% 28.21/4.62      inference('demod', [status(thm)],
% 28.21/4.62                [zip_derived_cl410, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.62                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.62                 zip_derived_cl1029, zip_derived_cl1051, zip_derived_cl1081, 
% 28.21/4.62                 zip_derived_cl1120, zip_derived_cl1158, zip_derived_cl1210, 
% 28.21/4.62                 zip_derived_cl1267, zip_derived_cl1314, zip_derived_cl1411, 
% 28.21/4.62                 zip_derived_cl1467, zip_derived_cl1526, zip_derived_cl1590, 
% 28.21/4.62                 zip_derived_cl1653, zip_derived_cl1716, zip_derived_cl1787, 
% 28.21/4.62                 zip_derived_cl1854])).
% 28.21/4.62  thf(clause678, conjecture,
% 28.21/4.62    (~( ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 28.21/4.62        ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 28.21/4.62        ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 28.21/4.62        ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 28.21/4.62        ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 28.21/4.62        ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 28.21/4.62        ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 28.21/4.62        ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 28.21/4.62        ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 28.21/4.62        ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.62             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 28.21/4.62        ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.62             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 28.21/4.62        ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.62             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 28.21/4.62        ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.62             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 28.21/4.62        ( ~( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.62             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) | 
% 28.21/4.62        ( ~( ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.62             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) ) | 
% 28.21/4.62        ( ~( ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.62             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 28.21/4.62             X9 @ X10 ) ) | 
% 28.21/4.62        ( ~( ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.62             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 28.21/4.62             X9 @ X10 @ X11 ) ) | 
% 28.21/4.62        ( ~( ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.62             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 28.21/4.62             X9 @ X10 @ X11 @ X12 ) ) | 
% 28.21/4.62        ( ~( ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.62             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 28.21/4.62             X9 @ X10 @ X11 @ X12 @ X13 ) ) | 
% 28.21/4.62        ( ~( ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.62             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 28.21/4.62             X9 @ X10 @ X11 @ X12 @ X13 @ X14 ) ) | 
% 28.21/4.62        ( ~( ssPv28_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.62             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 28.21/4.62             X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 ) ) | 
% 28.21/4.62        ( ~( ssPv20_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.62             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 28.21/4.62             X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 ) ) | 
% 28.21/4.62        ( ~( ssPv16_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.62             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 28.21/4.62             X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 ) ) | 
% 28.21/4.62        ( ~( ssPv8_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.62             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 28.21/4.62             X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 ) ) ))).
% 28.21/4.62  thf(zf_stmt_43, negated_conjecture,
% 28.21/4.62    (( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 28.21/4.62     ( ~( ssNder1_2r1r1 @ U @ V ) ) | ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 28.21/4.62     ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 28.21/4.62     ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 28.21/4.62     ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 28.21/4.62     ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 28.21/4.62     ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 28.21/4.62     ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 28.21/4.62     ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.62          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 28.21/4.62     ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.62          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 28.21/4.62     ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.62          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 28.21/4.62     ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.62          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 28.21/4.62     ( ~( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.62          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) | 
% 28.21/4.62     ( ~( ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.62          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) ) | 
% 28.21/4.62     ( ~( ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.62          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 28.21/4.62          X10 ) ) | 
% 28.21/4.62     ( ~( ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.62          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 28.21/4.62          X10 @ X11 ) ) | 
% 28.21/4.62     ( ~( ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.62          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 28.21/4.62          X10 @ X11 @ X12 ) ) | 
% 28.21/4.62     ( ~( ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.62          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 28.21/4.62          X10 @ X11 @ X12 @ X13 ) ) | 
% 28.21/4.62     ( ~( ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.62          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 28.21/4.62          X10 @ X11 @ X12 @ X13 @ X14 ) ) | 
% 28.21/4.62     ( ~( ssPv28_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.62          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 28.21/4.62          X10 @ X11 @ X12 @ X13 @ X14 @ X15 ) ) | 
% 28.21/4.62     ( ~( ssPv20_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.62          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 28.21/4.62          X10 @ X11 @ X12 @ X13 @ X14 @ X15 ) ) | 
% 28.21/4.62     ( ~( ssPv16_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.62          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 28.21/4.62          X10 @ X11 @ X12 @ X13 @ X14 @ X15 ) ) | 
% 28.21/4.62     ( ~( ssPv8_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.62          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 28.21/4.62          X10 @ X11 @ X12 @ X13 @ X14 @ X15 ) )),
% 28.21/4.62    inference('cnf.neg', [status(esa)], [clause678])).
% 28.21/4.62  thf(zip_derived_cl290, plain,
% 28.21/4.62      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.62         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 28.21/4.62         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i]:
% 28.21/4.62         (~ (ssNder1_0)
% 28.21/4.62          | ~ (ssNder1_1r1 @ X0)
% 28.21/4.62          | ~ (ssNder1_2r1r1 @ X0 @ X1)
% 28.21/4.62          | ~ (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)
% 28.21/4.62          | ~ (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)
% 28.21/4.62          | ~ (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)
% 28.21/4.62          | ~ (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)
% 28.21/4.62          | ~ (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)
% 28.21/4.62          | ~ (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 28.21/4.62               X7)
% 28.21/4.62          | ~ (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 28.21/4.62               X6 @ X7 @ X8)
% 28.21/4.62          | ~ (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 28.21/4.62               X6 @ X7 @ X8 @ X9)
% 28.21/4.62          | ~ (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 28.21/4.62               X5 @ X6 @ X7 @ X8 @ X9 @ X10)
% 28.21/4.62          | ~ (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 28.21/4.62               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11)
% 28.21/4.62          | ~ (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 28.21/4.62               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)
% 28.21/4.62          | ~ (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 28.21/4.62               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)
% 28.21/4.62          | ~ (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 28.21/4.62               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)
% 28.21/4.62          | ~ (ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 28.21/4.62               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 28.21/4.62               X14 @ X15)
% 28.21/4.62          | ~ (ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 28.21/4.62               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 28.21/4.62               X14 @ X15 @ X16)
% 28.21/4.62          | ~ (ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 28.21/4.62               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 28.21/4.62               X14 @ X15 @ X16 @ X17)
% 28.21/4.62          | ~ (ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 28.21/4.62               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 28.21/4.62               X14 @ X15 @ X16 @ X17 @ X18)
% 28.21/4.62          | ~ (ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 28.21/4.62               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 28.21/4.62               X14 @ X15 @ X16 @ X17 @ X18 @ X19)
% 28.21/4.62          | ~ (ssPv28_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 28.21/4.62               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 28.21/4.62               X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20)
% 28.21/4.62          | ~ (ssPv20_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 28.21/4.62               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 28.21/4.62               X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20)
% 28.21/4.62          | ~ (ssPv16_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 28.21/4.62               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 28.21/4.62               X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20)
% 28.21/4.62          | ~ (ssPv8_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 28.21/4.62               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 28.21/4.62               X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20))),
% 28.21/4.62      inference('cnf', [status(esa)], [zf_stmt_43])).
% 28.21/4.62  thf(zip_derived_cl967, plain, ( (ssNder1_0)),
% 28.21/4.62      inference('cnf', [status(esa)], [zf_stmt_1])).
% 28.21/4.62  thf(zip_derived_cl973, plain, (![X0 : $i]:  (ssNder1_1r1 @ X0)),
% 28.21/4.62      inference('demod', [status(thm)], [zip_derived_cl966, zip_derived_cl967])).
% 28.21/4.62  thf(zip_derived_cl974, plain,
% 28.21/4.62      (![X0 : $i, X1 : $i]:  (ssNder1_2r1r1 @ X0 @ X1)),
% 28.21/4.62      inference('demod', [status(thm)],
% 28.21/4.62                [zip_derived_cl965, zip_derived_cl967, zip_derived_cl973])).
% 28.21/4.62  thf(zip_derived_cl979, plain,
% 28.21/4.62      (![X0 : $i, X1 : $i, X2 : $i]:  (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)),
% 28.21/4.62      inference('demod', [status(thm)],
% 28.21/4.62                [zip_derived_cl957, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.62                 zip_derived_cl974])).
% 28.21/4.62  thf(zip_derived_cl1005, plain,
% 28.21/4.62      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 28.21/4.62          (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)),
% 28.21/4.62      inference('demod', [status(thm)],
% 28.21/4.62                [zip_derived_cl948, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.62                 zip_derived_cl974, zip_derived_cl979])).
% 28.21/4.62  thf(zip_derived_cl1029, plain,
% 28.21/4.62      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 28.21/4.62          (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)),
% 28.21/4.62      inference('demod', [status(thm)],
% 28.21/4.62                [zip_derived_cl934, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.62                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005])).
% 28.21/4.62  thf(zip_derived_cl1051, plain,
% 28.21/4.62      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 28.21/4.62          (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)),
% 28.21/4.62      inference('demod', [status(thm)],
% 28.21/4.62                [zip_derived_cl920, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.62                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.63                 zip_derived_cl1029])).
% 28.21/4.63  thf(zip_derived_cl1081, plain,
% 28.21/4.63      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i]:
% 28.21/4.63          (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)),
% 28.21/4.63      inference('demod', [status(thm)],
% 28.21/4.63                [zip_derived_cl900, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.63                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.63                 zip_derived_cl1029, zip_derived_cl1051])).
% 28.21/4.63  thf(zip_derived_cl1120, plain,
% 28.21/4.63      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, X7 : $i]:
% 28.21/4.63          (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7)),
% 28.21/4.63      inference('demod', [status(thm)],
% 28.21/4.63                [zip_derived_cl880, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.63                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.63                 zip_derived_cl1029, zip_derived_cl1051, zip_derived_cl1081])).
% 28.21/4.63  thf(zip_derived_cl1158, plain,
% 28.21/4.63      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.63         X7 : $i, X8 : $i]:
% 28.21/4.63          (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 28.21/4.63           X7 @ X8)),
% 28.21/4.63      inference('demod', [status(thm)],
% 28.21/4.63                [zip_derived_cl860, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.63                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.63                 zip_derived_cl1029, zip_derived_cl1051, zip_derived_cl1081, 
% 28.21/4.63                 zip_derived_cl1120])).
% 28.21/4.63  thf(zip_derived_cl1209, plain,
% 28.21/4.63      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.63         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 28.21/4.63         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i]:
% 28.21/4.63         (~ (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 28.21/4.63             X6 @ X7 @ X8 @ X9)
% 28.21/4.63          | ~ (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 28.21/4.63               X5 @ X6 @ X7 @ X8 @ X9 @ X10)
% 28.21/4.63          | ~ (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 28.21/4.63               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11)
% 28.21/4.63          | ~ (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 28.21/4.63               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)
% 28.21/4.63          | ~ (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 28.21/4.63               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)
% 28.21/4.63          | ~ (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 28.21/4.63               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)
% 28.21/4.63          | ~ (ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 28.21/4.63               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 28.21/4.63               X14 @ X15)
% 28.21/4.63          | ~ (ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 28.21/4.63               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 28.21/4.63               X14 @ X15 @ X16)
% 28.21/4.63          | ~ (ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 28.21/4.63               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 28.21/4.63               X14 @ X15 @ X16 @ X17)
% 28.21/4.63          | ~ (ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 28.21/4.63               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 28.21/4.63               X14 @ X15 @ X16 @ X17 @ X18)
% 28.21/4.63          | ~ (ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 28.21/4.63               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 28.21/4.63               X14 @ X15 @ X16 @ X17 @ X18 @ X19)
% 28.21/4.63          | ~ (ssPv28_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 28.21/4.63               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 28.21/4.63               X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20)
% 28.21/4.63          | ~ (ssPv20_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 28.21/4.63               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 28.21/4.63               X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20)
% 28.21/4.63          | ~ (ssPv16_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 28.21/4.63               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 28.21/4.63               X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20)
% 28.21/4.63          | ~ (ssPv8_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 28.21/4.63               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 28.21/4.63               X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20))),
% 28.21/4.63      inference('demod', [status(thm)],
% 28.21/4.63                [zip_derived_cl290, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.63                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.63                 zip_derived_cl1029, zip_derived_cl1051, zip_derived_cl1081, 
% 28.21/4.63                 zip_derived_cl1120, zip_derived_cl1158])).
% 28.21/4.63  thf(zip_derived_cl1210, plain,
% 28.21/4.63      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.63         X7 : $i, X8 : $i, X9 : $i]:
% 28.21/4.63          (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 28.21/4.63           X7 @ X8 @ X9)),
% 28.21/4.63      inference('demod', [status(thm)],
% 28.21/4.63                [zip_derived_cl829, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.63                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.63                 zip_derived_cl1029, zip_derived_cl1051, zip_derived_cl1081, 
% 28.21/4.63                 zip_derived_cl1120, zip_derived_cl1158])).
% 28.21/4.63  thf(zip_derived_cl1222, plain,
% 28.21/4.63      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.63         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 28.21/4.63         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i]:
% 28.21/4.63         (~ (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 28.21/4.63             X6 @ X7 @ X8 @ X9 @ X10)
% 28.21/4.63          | ~ (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 28.21/4.63               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11)
% 28.21/4.63          | ~ (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 28.21/4.63               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)
% 28.21/4.63          | ~ (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 28.21/4.63               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)
% 28.21/4.63          | ~ (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 28.21/4.63               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)
% 28.21/4.63          | ~ (ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 28.21/4.63               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 28.21/4.63               X14 @ X15)
% 28.21/4.63          | ~ (ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 28.21/4.63               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 28.21/4.63               X14 @ X15 @ X16)
% 28.21/4.63          | ~ (ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 28.21/4.63               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 28.21/4.63               X14 @ X15 @ X16 @ X17)
% 28.21/4.63          | ~ (ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 28.21/4.63               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 28.21/4.63               X14 @ X15 @ X16 @ X17 @ X18)
% 28.21/4.63          | ~ (ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 28.21/4.63               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 28.21/4.63               X14 @ X15 @ X16 @ X17 @ X18 @ X19)
% 28.21/4.63          | ~ (ssPv28_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 28.21/4.63               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 28.21/4.63               X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20)
% 28.21/4.63          | ~ (ssPv20_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 28.21/4.63               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 28.21/4.63               X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20)
% 28.21/4.63          | ~ (ssPv16_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 28.21/4.63               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 28.21/4.63               X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20)
% 28.21/4.63          | ~ (ssPv8_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 28.21/4.63               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 28.21/4.63               X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20))),
% 28.21/4.63      inference('demod', [status(thm)],
% 28.21/4.63                [zip_derived_cl1209, zip_derived_cl1210])).
% 28.21/4.63  thf(zip_derived_cl1267, plain,
% 28.21/4.63      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.63         X7 : $i, X8 : $i, X9 : $i, X10 : $i]:
% 28.21/4.63          (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 28.21/4.63           X6 @ X7 @ X8 @ X9 @ X10)),
% 28.21/4.63      inference('demod', [status(thm)],
% 28.21/4.63                [zip_derived_cl806, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.63                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.63                 zip_derived_cl1029, zip_derived_cl1051, zip_derived_cl1081, 
% 28.21/4.63                 zip_derived_cl1120, zip_derived_cl1158, zip_derived_cl1210])).
% 28.21/4.63  thf(zip_derived_cl1279, plain,
% 28.21/4.63      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.63         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 28.21/4.63         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i]:
% 28.21/4.63         (~ (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 28.21/4.63             X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11)
% 28.21/4.63          | ~ (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 28.21/4.63               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)
% 28.21/4.63          | ~ (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 28.21/4.63               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)
% 28.21/4.63          | ~ (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 28.21/4.63               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)
% 28.21/4.63          | ~ (ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 28.21/4.63               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 28.21/4.63               X14 @ X15)
% 28.21/4.63          | ~ (ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 28.21/4.63               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 28.21/4.63               X14 @ X15 @ X16)
% 28.21/4.63          | ~ (ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 28.21/4.63               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 28.21/4.63               X14 @ X15 @ X16 @ X17)
% 28.21/4.63          | ~ (ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 28.21/4.63               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 28.21/4.63               X14 @ X15 @ X16 @ X17 @ X18)
% 28.21/4.63          | ~ (ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 28.21/4.63               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 28.21/4.63               X14 @ X15 @ X16 @ X17 @ X18 @ X19)
% 28.21/4.63          | ~ (ssPv28_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 28.21/4.63               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 28.21/4.63               X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20)
% 28.21/4.63          | ~ (ssPv20_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 28.21/4.63               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 28.21/4.63               X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20)
% 28.21/4.63          | ~ (ssPv16_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 28.21/4.63               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 28.21/4.63               X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20)
% 28.21/4.63          | ~ (ssPv8_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 28.21/4.63               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 28.21/4.63               X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20))),
% 28.21/4.63      inference('demod', [status(thm)],
% 28.21/4.63                [zip_derived_cl1222, zip_derived_cl1267])).
% 28.21/4.63  thf(zip_derived_cl1314, plain,
% 28.21/4.63      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.63         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i]:
% 28.21/4.63          (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 28.21/4.63           X6 @ X7 @ X8 @ X9 @ X10 @ X11)),
% 28.21/4.63      inference('demod', [status(thm)],
% 28.21/4.63                [zip_derived_cl778, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.63                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.63                 zip_derived_cl1029, zip_derived_cl1051, zip_derived_cl1081, 
% 28.21/4.63                 zip_derived_cl1120, zip_derived_cl1158, zip_derived_cl1210, 
% 28.21/4.63                 zip_derived_cl1267])).
% 28.21/4.63  thf(zip_derived_cl1329, plain,
% 28.21/4.63      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.63         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 28.21/4.63         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i]:
% 28.21/4.63         (~ (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 28.21/4.63             X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)
% 28.21/4.63          | ~ (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 28.21/4.63               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)
% 28.21/4.63          | ~ (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 28.21/4.63               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)
% 28.21/4.63          | ~ (ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 28.21/4.63               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 28.21/4.63               X14 @ X15)
% 28.21/4.63          | ~ (ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 28.21/4.63               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 28.21/4.63               X14 @ X15 @ X16)
% 28.21/4.63          | ~ (ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 28.21/4.63               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 28.21/4.63               X14 @ X15 @ X16 @ X17)
% 28.21/4.63          | ~ (ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 28.21/4.63               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 28.21/4.63               X14 @ X15 @ X16 @ X17 @ X18)
% 28.21/4.63          | ~ (ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 28.21/4.63               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 28.21/4.63               X14 @ X15 @ X16 @ X17 @ X18 @ X19)
% 28.21/4.63          | ~ (ssPv28_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 28.21/4.63               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 28.21/4.63               X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20)
% 28.21/4.63          | ~ (ssPv20_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 28.21/4.63               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 28.21/4.63               X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20)
% 28.21/4.63          | ~ (ssPv16_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 28.21/4.63               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 28.21/4.63               X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20)
% 28.21/4.63          | ~ (ssPv8_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 28.21/4.63               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 28.21/4.63               X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20))),
% 28.21/4.63      inference('demod', [status(thm)],
% 28.21/4.63                [zip_derived_cl1279, zip_derived_cl1314])).
% 28.21/4.63  thf(zip_derived_cl1411, plain,
% 28.21/4.63      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.63         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i]:
% 28.21/4.63          (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 28.21/4.63           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)),
% 28.21/4.63      inference('demod', [status(thm)],
% 28.21/4.63                [zip_derived_cl748, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.63                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.63                 zip_derived_cl1029, zip_derived_cl1051, zip_derived_cl1081, 
% 28.21/4.63                 zip_derived_cl1120, zip_derived_cl1158, zip_derived_cl1210, 
% 28.21/4.63                 zip_derived_cl1267, zip_derived_cl1314])).
% 28.21/4.63  thf(zip_derived_cl1419, plain,
% 28.21/4.63      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.63         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 28.21/4.63         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i]:
% 28.21/4.63         (~ (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 28.21/4.63             X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)
% 28.21/4.63          | ~ (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 28.21/4.63               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)
% 28.21/4.63          | ~ (ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 28.21/4.63               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 28.21/4.63               X14 @ X15)
% 28.21/4.63          | ~ (ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 28.21/4.63               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 28.21/4.63               X14 @ X15 @ X16)
% 28.21/4.63          | ~ (ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 28.21/4.63               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 28.21/4.63               X14 @ X15 @ X16 @ X17)
% 28.21/4.63          | ~ (ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 28.21/4.63               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 28.21/4.63               X14 @ X15 @ X16 @ X17 @ X18)
% 28.21/4.63          | ~ (ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 28.21/4.63               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 28.21/4.63               X14 @ X15 @ X16 @ X17 @ X18 @ X19)
% 28.21/4.63          | ~ (ssPv28_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 28.21/4.63               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 28.21/4.63               X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20)
% 28.21/4.63          | ~ (ssPv20_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 28.21/4.63               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 28.21/4.63               X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20)
% 28.21/4.63          | ~ (ssPv16_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 28.21/4.63               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 28.21/4.63               X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20)
% 28.21/4.63          | ~ (ssPv8_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 28.21/4.63               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 28.21/4.63               X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20))),
% 28.21/4.63      inference('demod', [status(thm)],
% 28.21/4.63                [zip_derived_cl1329, zip_derived_cl1411])).
% 28.21/4.63  thf(zip_derived_cl1467, plain,
% 28.21/4.63      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.63         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i]:
% 28.21/4.63          (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 28.21/4.63           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)),
% 28.21/4.63      inference('demod', [status(thm)],
% 28.21/4.63                [zip_derived_cl717, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.63                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.63                 zip_derived_cl1029, zip_derived_cl1051, zip_derived_cl1081, 
% 28.21/4.63                 zip_derived_cl1120, zip_derived_cl1158, zip_derived_cl1210, 
% 28.21/4.63                 zip_derived_cl1267, zip_derived_cl1314, zip_derived_cl1411])).
% 28.21/4.63  thf(zip_derived_cl1473, plain,
% 28.21/4.63      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.63         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 28.21/4.63         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i]:
% 28.21/4.63         (~ (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 28.21/4.63             X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)
% 28.21/4.63          | ~ (ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 28.21/4.63               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 28.21/4.63               X14 @ X15)
% 28.21/4.63          | ~ (ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 28.21/4.63               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 28.21/4.63               X14 @ X15 @ X16)
% 28.21/4.63          | ~ (ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 28.21/4.63               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 28.21/4.63               X14 @ X15 @ X16 @ X17)
% 28.21/4.63          | ~ (ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 28.21/4.63               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 28.21/4.63               X14 @ X15 @ X16 @ X17 @ X18)
% 28.21/4.63          | ~ (ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 28.21/4.63               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 28.21/4.63               X14 @ X15 @ X16 @ X17 @ X18 @ X19)
% 28.21/4.63          | ~ (ssPv28_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 28.21/4.63               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 28.21/4.63               X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20)
% 28.21/4.63          | ~ (ssPv20_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 28.21/4.63               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 28.21/4.63               X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20)
% 28.21/4.63          | ~ (ssPv16_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 28.21/4.63               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 28.21/4.63               X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20)
% 28.21/4.63          | ~ (ssPv8_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 28.21/4.63               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 28.21/4.63               X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20))),
% 28.21/4.63      inference('demod', [status(thm)],
% 28.21/4.63                [zip_derived_cl1419, zip_derived_cl1467])).
% 28.21/4.63  thf(zip_derived_cl1526, plain,
% 28.21/4.63      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.63         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 28.21/4.63         X14 : $i]:
% 28.21/4.63          (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 28.21/4.63           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)),
% 28.21/4.63      inference('demod', [status(thm)],
% 28.21/4.63                [zip_derived_cl677, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.63                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.63                 zip_derived_cl1029, zip_derived_cl1051, zip_derived_cl1081, 
% 28.21/4.63                 zip_derived_cl1120, zip_derived_cl1158, zip_derived_cl1210, 
% 28.21/4.63                 zip_derived_cl1267, zip_derived_cl1314, zip_derived_cl1411, 
% 28.21/4.63                 zip_derived_cl1467])).
% 28.21/4.63  thf(zip_derived_cl1531, plain,
% 28.21/4.63      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.63         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 28.21/4.63         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i]:
% 28.21/4.63         (~ (ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 28.21/4.63             X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15)
% 28.21/4.63          | ~ (ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 28.21/4.63               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 28.21/4.63               X14 @ X15 @ X16)
% 28.21/4.63          | ~ (ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 28.21/4.63               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 28.21/4.63               X14 @ X15 @ X16 @ X17)
% 28.21/4.63          | ~ (ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 28.21/4.63               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 28.21/4.63               X14 @ X15 @ X16 @ X17 @ X18)
% 28.21/4.63          | ~ (ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 28.21/4.63               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 28.21/4.63               X14 @ X15 @ X16 @ X17 @ X18 @ X19)
% 28.21/4.63          | ~ (ssPv28_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 28.21/4.63               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 28.21/4.63               X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20)
% 28.21/4.63          | ~ (ssPv20_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 28.21/4.63               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 28.21/4.63               X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20)
% 28.21/4.63          | ~ (ssPv16_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 28.21/4.63               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 28.21/4.63               X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20)
% 28.21/4.63          | ~ (ssPv8_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 28.21/4.63               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 28.21/4.63               X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20))),
% 28.21/4.63      inference('demod', [status(thm)],
% 28.21/4.63                [zip_derived_cl1473, zip_derived_cl1526])).
% 28.21/4.63  thf(zip_derived_cl1590, plain,
% 28.21/4.63      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.63         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 28.21/4.63         X14 : $i, X15 : $i]:
% 28.21/4.63          (ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 28.21/4.63           X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15)),
% 28.21/4.63      inference('demod', [status(thm)],
% 28.21/4.63                [zip_derived_cl640, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.63                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.63                 zip_derived_cl1029, zip_derived_cl1051, zip_derived_cl1081, 
% 28.21/4.63                 zip_derived_cl1120, zip_derived_cl1158, zip_derived_cl1210, 
% 28.21/4.63                 zip_derived_cl1267, zip_derived_cl1314, zip_derived_cl1411, 
% 28.21/4.63                 zip_derived_cl1467, zip_derived_cl1526])).
% 28.21/4.63  thf(zip_derived_cl1595, plain,
% 28.21/4.63      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.63         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 28.21/4.63         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i]:
% 28.21/4.63         (~ (ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 28.21/4.63             X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 28.21/4.63             X15 @ X16)
% 28.21/4.63          | ~ (ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 28.21/4.63               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 28.21/4.63               X14 @ X15 @ X16 @ X17)
% 28.21/4.63          | ~ (ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 28.21/4.63               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 28.21/4.63               X14 @ X15 @ X16 @ X17 @ X18)
% 28.21/4.63          | ~ (ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 28.21/4.63               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 28.21/4.63               X14 @ X15 @ X16 @ X17 @ X18 @ X19)
% 28.21/4.63          | ~ (ssPv28_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 28.21/4.63               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 28.21/4.63               X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20)
% 28.21/4.63          | ~ (ssPv20_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 28.21/4.63               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 28.21/4.63               X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20)
% 28.21/4.63          | ~ (ssPv16_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 28.21/4.63               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 28.21/4.63               X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20)
% 28.21/4.63          | ~ (ssPv8_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 28.21/4.63               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 28.21/4.63               X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20))),
% 28.21/4.63      inference('demod', [status(thm)],
% 28.21/4.63                [zip_derived_cl1531, zip_derived_cl1590])).
% 28.21/4.63  thf(zip_derived_cl1653, plain,
% 28.21/4.63      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.63         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 28.21/4.63         X14 : $i, X15 : $i, X16 : $i]:
% 28.21/4.63          (ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 28.21/4.63           X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ 
% 28.21/4.63           X16)),
% 28.21/4.63      inference('demod', [status(thm)],
% 28.21/4.63                [zip_derived_cl600, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.63                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.63                 zip_derived_cl1029, zip_derived_cl1051, zip_derived_cl1081, 
% 28.21/4.63                 zip_derived_cl1120, zip_derived_cl1158, zip_derived_cl1210, 
% 28.21/4.63                 zip_derived_cl1267, zip_derived_cl1314, zip_derived_cl1411, 
% 28.21/4.63                 zip_derived_cl1467, zip_derived_cl1526, zip_derived_cl1590])).
% 28.21/4.63  thf(zip_derived_cl1658, plain,
% 28.21/4.63      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.63         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 28.21/4.63         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i]:
% 28.21/4.63         (~ (ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 28.21/4.63             X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 28.21/4.63             X15 @ X16 @ X17)
% 28.21/4.63          | ~ (ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 28.21/4.63               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 28.21/4.63               X14 @ X15 @ X16 @ X17 @ X18)
% 28.21/4.63          | ~ (ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 28.21/4.63               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 28.21/4.63               X14 @ X15 @ X16 @ X17 @ X18 @ X19)
% 28.21/4.63          | ~ (ssPv28_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 28.21/4.63               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 28.21/4.63               X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20)
% 28.21/4.63          | ~ (ssPv20_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 28.21/4.63               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 28.21/4.63               X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20)
% 28.21/4.63          | ~ (ssPv16_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 28.21/4.63               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 28.21/4.63               X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20)
% 28.21/4.63          | ~ (ssPv8_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 28.21/4.63               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 28.21/4.63               X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20))),
% 28.21/4.63      inference('demod', [status(thm)],
% 28.21/4.63                [zip_derived_cl1595, zip_derived_cl1653])).
% 28.21/4.63  thf(zip_derived_cl1716, plain,
% 28.21/4.63      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.63         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 28.21/4.63         X14 : $i, X15 : $i, X16 : $i, X17 : $i]:
% 28.21/4.63          (ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 28.21/4.63           X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 28.21/4.63           X15 @ X16 @ X17)),
% 28.21/4.63      inference('demod', [status(thm)],
% 28.21/4.63                [zip_derived_cl562, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.63                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.63                 zip_derived_cl1029, zip_derived_cl1051, zip_derived_cl1081, 
% 28.21/4.63                 zip_derived_cl1120, zip_derived_cl1158, zip_derived_cl1210, 
% 28.21/4.63                 zip_derived_cl1267, zip_derived_cl1314, zip_derived_cl1411, 
% 28.21/4.63                 zip_derived_cl1467, zip_derived_cl1526, zip_derived_cl1590, 
% 28.21/4.63                 zip_derived_cl1653])).
% 28.21/4.63  thf(zip_derived_cl1721, plain,
% 28.21/4.63      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.63         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 28.21/4.63         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i]:
% 28.21/4.63         (~ (ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 28.21/4.63             X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 28.21/4.63             X15 @ X16 @ X17 @ X18)
% 28.21/4.63          | ~ (ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 28.21/4.63               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 28.21/4.63               X14 @ X15 @ X16 @ X17 @ X18 @ X19)
% 28.21/4.63          | ~ (ssPv28_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 28.21/4.63               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 28.21/4.63               X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20)
% 28.21/4.63          | ~ (ssPv20_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 28.21/4.63               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 28.21/4.63               X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20)
% 28.21/4.63          | ~ (ssPv16_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 28.21/4.63               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 28.21/4.63               X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20)
% 28.21/4.63          | ~ (ssPv8_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 28.21/4.63               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 28.21/4.63               X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20))),
% 28.21/4.63      inference('demod', [status(thm)],
% 28.21/4.63                [zip_derived_cl1658, zip_derived_cl1716])).
% 28.21/4.63  thf(zip_derived_cl1787, plain,
% 28.21/4.63      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.63         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 28.21/4.63         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i]:
% 28.21/4.63          (ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 28.21/4.63           X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 28.21/4.63           X15 @ X16 @ X17 @ X18)),
% 28.21/4.63      inference('demod', [status(thm)],
% 28.21/4.63                [zip_derived_cl520, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.63                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.63                 zip_derived_cl1029, zip_derived_cl1051, zip_derived_cl1081, 
% 28.21/4.63                 zip_derived_cl1120, zip_derived_cl1158, zip_derived_cl1210, 
% 28.21/4.63                 zip_derived_cl1267, zip_derived_cl1314, zip_derived_cl1411, 
% 28.21/4.63                 zip_derived_cl1467, zip_derived_cl1526, zip_derived_cl1590, 
% 28.21/4.63                 zip_derived_cl1653, zip_derived_cl1716])).
% 28.21/4.63  thf(zip_derived_cl1792, plain,
% 28.21/4.63      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.63         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 28.21/4.63         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i]:
% 28.21/4.63         (~ (ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 28.21/4.63             X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 28.21/4.63             X14 @ X15 @ X16 @ X17 @ X18 @ X19)
% 28.21/4.63          | ~ (ssPv28_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 28.21/4.63               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 28.21/4.63               X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20)
% 28.21/4.63          | ~ (ssPv20_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 28.21/4.63               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 28.21/4.63               X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20)
% 28.21/4.63          | ~ (ssPv16_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 28.21/4.63               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 28.21/4.63               X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20)
% 28.21/4.63          | ~ (ssPv8_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 28.21/4.63               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 28.21/4.63               X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20))),
% 28.21/4.63      inference('demod', [status(thm)],
% 28.21/4.63                [zip_derived_cl1721, zip_derived_cl1787])).
% 28.21/4.63  thf(zip_derived_cl1854, plain,
% 28.21/4.63      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.63         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 28.21/4.63         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i]:
% 28.21/4.63          (ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 28.21/4.63           X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 28.21/4.63           X15 @ X16 @ X17 @ X18 @ X19)),
% 28.21/4.63      inference('demod', [status(thm)],
% 28.21/4.63                [zip_derived_cl477, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.63                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.63                 zip_derived_cl1029, zip_derived_cl1051, zip_derived_cl1081, 
% 28.21/4.63                 zip_derived_cl1120, zip_derived_cl1158, zip_derived_cl1210, 
% 28.21/4.63                 zip_derived_cl1267, zip_derived_cl1314, zip_derived_cl1411, 
% 28.21/4.63                 zip_derived_cl1467, zip_derived_cl1526, zip_derived_cl1590, 
% 28.21/4.63                 zip_derived_cl1653, zip_derived_cl1716, zip_derived_cl1787])).
% 28.21/4.63  thf(zip_derived_cl1858, plain,
% 28.21/4.63      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.63         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 28.21/4.63         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i]:
% 28.21/4.63         (~ (ssPv28_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 28.21/4.63             X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 28.21/4.63             X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20)
% 28.21/4.63          | ~ (ssPv20_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 28.21/4.63               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 28.21/4.63               X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20)
% 28.21/4.63          | ~ (ssPv16_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 28.21/4.63               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 28.21/4.63               X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20)
% 28.21/4.63          | ~ (ssPv8_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 28.21/4.63               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 28.21/4.63               X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20))),
% 28.21/4.63      inference('demod', [status(thm)],
% 28.21/4.63                [zip_derived_cl1792, zip_derived_cl1854])).
% 28.21/4.63  thf(clause542, conjecture,
% 28.21/4.63    (~( ( ssPv28_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.63          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 28.21/4.63          X10 @ X11 @ X12 @ X13 @ X14 @ X15 ) | 
% 28.21/4.63        ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 28.21/4.63        ( ~( ssPv28_1r1 @ U ) ) | ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 28.21/4.63        ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 28.21/4.63        ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 28.21/4.63        ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 28.21/4.63        ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 28.21/4.63        ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 28.21/4.63        ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 28.21/4.63        ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 28.21/4.63        ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.63             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 28.21/4.63        ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.63             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 28.21/4.63        ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.63             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 28.21/4.63        ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.63             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 28.21/4.63        ( ~( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.63             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) | 
% 28.21/4.63        ( ~( ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.63             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) ) | 
% 28.21/4.63        ( ~( ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.63             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 28.21/4.63             X9 @ X10 ) ) | 
% 28.21/4.63        ( ~( ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.63             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 28.21/4.63             X9 @ X10 @ X11 ) ) | 
% 28.21/4.63        ( ~( ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.63             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 28.21/4.63             X9 @ X10 @ X11 @ X12 ) ) | 
% 28.21/4.63        ( ~( ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.63             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 28.21/4.63             X9 @ X10 @ X11 @ X12 @ X13 ) ) | 
% 28.21/4.63        ( ~( ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.63             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 28.21/4.63             X9 @ X10 @ X11 @ X12 @ X13 @ X14 ) ) ))).
% 28.21/4.63  thf(zf_stmt_44, negated_conjecture,
% 28.21/4.63    (( ssPv28_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.63       U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 28.21/4.63       X10 @ X11 @ X12 @ X13 @ X14 @ X15 ) | 
% 28.21/4.63     ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | ( ~( ssPv28_1r1 @ U ) ) | 
% 28.21/4.63     ( ~( ssNder1_2r1r1 @ U @ V ) ) | ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 28.21/4.63     ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 28.21/4.63     ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 28.21/4.63     ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 28.21/4.63     ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 28.21/4.63     ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 28.21/4.63     ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 28.21/4.63     ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.63          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 28.21/4.63     ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.63          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 28.21/4.63     ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.63          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 28.21/4.63     ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.63          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 28.21/4.63     ( ~( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.63          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) | 
% 28.21/4.63     ( ~( ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.63          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) ) | 
% 28.21/4.63     ( ~( ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.63          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 28.21/4.63          X10 ) ) | 
% 28.21/4.63     ( ~( ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.63          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 28.21/4.63          X10 @ X11 ) ) | 
% 28.21/4.63     ( ~( ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.63          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 28.21/4.63          X10 @ X11 @ X12 ) ) | 
% 28.21/4.63     ( ~( ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.63          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 28.21/4.63          X10 @ X11 @ X12 @ X13 ) ) | 
% 28.21/4.63     ( ~( ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.63          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 28.21/4.63          X10 @ X11 @ X12 @ X13 @ X14 ) )),
% 28.21/4.63    inference('cnf.neg', [status(esa)], [clause542])).
% 28.21/4.63  thf(zip_derived_cl426, plain,
% 28.21/4.63      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.63         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 28.21/4.63         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i]:
% 28.21/4.63         ( (ssPv28_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 28.21/4.63            X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 28.21/4.63            X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20)
% 28.21/4.63          | ~ (ssNder1_0)
% 28.21/4.63          | ~ (ssNder1_1r1 @ X0)
% 28.21/4.63          | ~ (ssPv28_1r1 @ X0)
% 28.21/4.63          | ~ (ssNder1_2r1r1 @ X0 @ X1)
% 28.21/4.63          | ~ (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)
% 28.21/4.63          | ~ (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)
% 28.21/4.63          | ~ (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)
% 28.21/4.63          | ~ (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)
% 28.21/4.63          | ~ (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)
% 28.21/4.63          | ~ (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 28.21/4.63               X7)
% 28.21/4.63          | ~ (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 28.21/4.63               X6 @ X7 @ X8)
% 28.21/4.63          | ~ (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 28.21/4.63               X6 @ X7 @ X8 @ X9)
% 28.21/4.63          | ~ (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 28.21/4.63               X5 @ X6 @ X7 @ X8 @ X9 @ X10)
% 28.21/4.63          | ~ (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 28.21/4.63               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11)
% 28.21/4.63          | ~ (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 28.21/4.63               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)
% 28.21/4.63          | ~ (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 28.21/4.63               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)
% 28.21/4.63          | ~ (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 28.21/4.63               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)
% 28.21/4.63          | ~ (ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 28.21/4.63               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 28.21/4.63               X14 @ X15)
% 28.21/4.63          | ~ (ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 28.21/4.63               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 28.21/4.63               X14 @ X15 @ X16)
% 28.21/4.63          | ~ (ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 28.21/4.63               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 28.21/4.63               X14 @ X15 @ X16 @ X17)
% 28.21/4.63          | ~ (ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 28.21/4.63               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 28.21/4.63               X14 @ X15 @ X16 @ X17 @ X18)
% 28.21/4.63          | ~ (ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 28.21/4.63               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 28.21/4.63               X14 @ X15 @ X16 @ X17 @ X18 @ X19))),
% 28.21/4.63      inference('cnf', [status(esa)], [zf_stmt_44])).
% 28.21/4.63  thf(zip_derived_cl967, plain, ( (ssNder1_0)),
% 28.21/4.63      inference('cnf', [status(esa)], [zf_stmt_1])).
% 28.21/4.63  thf(zip_derived_cl973, plain, (![X0 : $i]:  (ssNder1_1r1 @ X0)),
% 28.21/4.63      inference('demod', [status(thm)], [zip_derived_cl966, zip_derived_cl967])).
% 28.21/4.63  thf(zip_derived_cl1016, plain,
% 28.21/4.63      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 28.21/4.63          (ssPv24_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ skc46)),
% 28.21/4.63      inference('demod', [status(thm)],
% 28.21/4.63                [zip_derived_cl944, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.63                 zip_derived_cl974, zip_derived_cl979])).
% 28.21/4.63  thf(clause172, conjecture,
% 28.21/4.63    (~( ( ssPv24_11r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.63          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) | 
% 28.21/4.63        ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 28.21/4.63        ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 28.21/4.63        ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 28.21/4.63        ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 28.21/4.63        ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 28.21/4.63        ( ~( ssPv24_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 28.21/4.63        ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 28.21/4.63        ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 28.21/4.63        ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 28.21/4.63        ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 28.21/4.63        ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.63             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) ))).
% 28.21/4.63  thf(zf_stmt_45, negated_conjecture,
% 28.21/4.63    (( ssPv24_11r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.63       U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) | 
% 28.21/4.63     ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 28.21/4.63     ( ~( ssNder1_2r1r1 @ U @ V ) ) | ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 28.21/4.63     ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 28.21/4.63     ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 28.21/4.63     ( ~( ssPv24_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 28.21/4.63     ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 28.21/4.63     ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 28.21/4.63     ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 28.21/4.63     ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 28.21/4.63     ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.63          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) )),
% 28.21/4.63    inference('cnf.neg', [status(esa)], [clause172])).
% 28.21/4.63  thf(zip_derived_cl796, plain,
% 28.21/4.63      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.63         X7 : $i, X8 : $i, X9 : $i, X10 : $i]:
% 28.21/4.63         ( (ssPv24_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 28.21/4.63            X6 @ X7 @ X8 @ X9 @ X10)
% 28.21/4.63          | ~ (ssNder1_0)
% 28.21/4.63          | ~ (ssNder1_1r1 @ X0)
% 28.21/4.63          | ~ (ssNder1_2r1r1 @ X0 @ X1)
% 28.21/4.63          | ~ (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)
% 28.21/4.63          | ~ (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)
% 28.21/4.63          | ~ (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)
% 28.21/4.63          | ~ (ssPv24_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)
% 28.21/4.63          | ~ (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)
% 28.21/4.63          | ~ (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)
% 28.21/4.63          | ~ (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 28.21/4.63               X7)
% 28.21/4.63          | ~ (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 28.21/4.63               X6 @ X7 @ X8)
% 28.21/4.63          | ~ (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 28.21/4.63               X6 @ X7 @ X8 @ X9))),
% 28.21/4.63      inference('cnf', [status(esa)], [zf_stmt_45])).
% 28.21/4.63  thf(zip_derived_cl967, plain, ( (ssNder1_0)),
% 28.21/4.63      inference('cnf', [status(esa)], [zf_stmt_1])).
% 28.21/4.63  thf(zip_derived_cl973, plain, (![X0 : $i]:  (ssNder1_1r1 @ X0)),
% 28.21/4.63      inference('demod', [status(thm)], [zip_derived_cl966, zip_derived_cl967])).
% 28.21/4.63  thf(zip_derived_cl974, plain,
% 28.21/4.63      (![X0 : $i, X1 : $i]:  (ssNder1_2r1r1 @ X0 @ X1)),
% 28.21/4.63      inference('demod', [status(thm)],
% 28.21/4.63                [zip_derived_cl965, zip_derived_cl967, zip_derived_cl973])).
% 28.21/4.63  thf(zip_derived_cl979, plain,
% 28.21/4.63      (![X0 : $i, X1 : $i, X2 : $i]:  (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)),
% 28.21/4.63      inference('demod', [status(thm)],
% 28.21/4.63                [zip_derived_cl957, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.63                 zip_derived_cl974])).
% 28.21/4.63  thf(zip_derived_cl1005, plain,
% 28.21/4.63      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 28.21/4.63          (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)),
% 28.21/4.63      inference('demod', [status(thm)],
% 28.21/4.63                [zip_derived_cl948, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.63                 zip_derived_cl974, zip_derived_cl979])).
% 28.21/4.63  thf(zip_derived_cl1029, plain,
% 28.21/4.63      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 28.21/4.63          (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)),
% 28.21/4.63      inference('demod', [status(thm)],
% 28.21/4.63                [zip_derived_cl934, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.63                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005])).
% 28.21/4.63  thf(zip_derived_cl1051, plain,
% 28.21/4.63      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 28.21/4.63          (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)),
% 28.21/4.63      inference('demod', [status(thm)],
% 28.21/4.63                [zip_derived_cl920, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.63                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.63                 zip_derived_cl1029])).
% 28.21/4.63  thf(zip_derived_cl1081, plain,
% 28.21/4.63      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i]:
% 28.21/4.63          (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)),
% 28.21/4.63      inference('demod', [status(thm)],
% 28.21/4.63                [zip_derived_cl900, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.63                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.63                 zip_derived_cl1029, zip_derived_cl1051])).
% 28.21/4.63  thf(zip_derived_cl1120, plain,
% 28.21/4.63      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, X7 : $i]:
% 28.21/4.63          (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7)),
% 28.21/4.63      inference('demod', [status(thm)],
% 28.21/4.63                [zip_derived_cl880, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.63                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.63                 zip_derived_cl1029, zip_derived_cl1051, zip_derived_cl1081])).
% 28.21/4.63  thf(zip_derived_cl1158, plain,
% 28.21/4.63      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.63         X7 : $i, X8 : $i]:
% 28.21/4.63          (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 28.21/4.63           X7 @ X8)),
% 28.21/4.63      inference('demod', [status(thm)],
% 28.21/4.63                [zip_derived_cl860, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.63                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.63                 zip_derived_cl1029, zip_derived_cl1051, zip_derived_cl1081, 
% 28.21/4.63                 zip_derived_cl1120])).
% 28.21/4.63  thf(zip_derived_cl1210, plain,
% 28.21/4.63      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.63         X7 : $i, X8 : $i, X9 : $i]:
% 28.21/4.63          (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 28.21/4.63           X7 @ X8 @ X9)),
% 28.21/4.63      inference('demod', [status(thm)],
% 28.21/4.63                [zip_derived_cl829, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.63                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.63                 zip_derived_cl1029, zip_derived_cl1051, zip_derived_cl1081, 
% 28.21/4.63                 zip_derived_cl1120, zip_derived_cl1158])).
% 28.21/4.63  thf(zip_derived_cl1292, plain,
% 28.21/4.63      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.63         X7 : $i, X8 : $i, X9 : $i, X10 : $i]:
% 28.21/4.63         ( (ssPv24_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 28.21/4.63            X6 @ X7 @ X8 @ X9 @ X10)
% 28.21/4.63          | ~ (ssPv24_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4))),
% 28.21/4.63      inference('demod', [status(thm)],
% 28.21/4.63                [zip_derived_cl796, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.63                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.63                 zip_derived_cl1029, zip_derived_cl1051, zip_derived_cl1081, 
% 28.21/4.63                 zip_derived_cl1120, zip_derived_cl1158, zip_derived_cl1210])).
% 28.21/4.63  thf(clause236, conjecture,
% 28.21/4.63    (~( ( ssPv28_11r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.63          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) | 
% 28.21/4.63        ( ssPv22_11r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.63          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) | 
% 28.21/4.63        ( ssPv18_11r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.63          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) | 
% 28.21/4.63        ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 28.21/4.63        ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 28.21/4.63        ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 28.21/4.63        ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 28.21/4.63        ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 28.21/4.63        ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 28.21/4.63        ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 28.21/4.63        ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 28.21/4.63        ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 28.21/4.63        ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.63             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 28.21/4.63        ( ~( ssPv24_11r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.63             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) ))).
% 28.21/4.63  thf(zf_stmt_46, negated_conjecture,
% 28.21/4.63    (( ssPv28_11r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.63       U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) | 
% 28.21/4.63     ( ssPv22_11r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.63       U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) | 
% 28.21/4.63     ( ssPv18_11r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.63       U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) | 
% 28.21/4.63     ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 28.21/4.63     ( ~( ssNder1_2r1r1 @ U @ V ) ) | ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 28.21/4.63     ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 28.21/4.63     ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 28.21/4.63     ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 28.21/4.63     ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 28.21/4.63     ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 28.21/4.63     ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 28.21/4.63     ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.63          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 28.21/4.63     ( ~( ssPv24_11r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.63          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) )),
% 28.21/4.63    inference('cnf.neg', [status(esa)], [clause236])).
% 28.21/4.63  thf(zip_derived_cl732, plain,
% 28.21/4.63      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.63         X7 : $i, X8 : $i, X9 : $i, X10 : $i]:
% 28.21/4.63         ( (ssPv28_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 28.21/4.63            X6 @ X7 @ X8 @ X9 @ X10)
% 28.21/4.63          |  (ssPv22_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 28.21/4.63              X6 @ X7 @ X8 @ X9 @ X10)
% 28.21/4.63          |  (ssPv18_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 28.21/4.63              X6 @ X7 @ X8 @ X9 @ X10)
% 28.21/4.63          | ~ (ssNder1_0)
% 28.21/4.63          | ~ (ssNder1_1r1 @ X0)
% 28.21/4.63          | ~ (ssNder1_2r1r1 @ X0 @ X1)
% 28.21/4.63          | ~ (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)
% 28.21/4.63          | ~ (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)
% 28.21/4.63          | ~ (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)
% 28.21/4.63          | ~ (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)
% 28.21/4.63          | ~ (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)
% 28.21/4.63          | ~ (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 28.21/4.63               X7)
% 28.21/4.63          | ~ (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 28.21/4.63               X6 @ X7 @ X8)
% 28.21/4.63          | ~ (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 28.21/4.63               X6 @ X7 @ X8 @ X9)
% 28.21/4.63          | ~ (ssPv24_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 28.21/4.63               X6 @ X7 @ X8 @ X9 @ X10))),
% 28.21/4.63      inference('cnf', [status(esa)], [zf_stmt_46])).
% 28.21/4.63  thf(zip_derived_cl967, plain, ( (ssNder1_0)),
% 28.21/4.63      inference('cnf', [status(esa)], [zf_stmt_1])).
% 28.21/4.63  thf(zip_derived_cl973, plain, (![X0 : $i]:  (ssNder1_1r1 @ X0)),
% 28.21/4.63      inference('demod', [status(thm)], [zip_derived_cl966, zip_derived_cl967])).
% 28.21/4.63  thf(zip_derived_cl974, plain,
% 28.21/4.63      (![X0 : $i, X1 : $i]:  (ssNder1_2r1r1 @ X0 @ X1)),
% 28.21/4.63      inference('demod', [status(thm)],
% 28.21/4.63                [zip_derived_cl965, zip_derived_cl967, zip_derived_cl973])).
% 28.21/4.63  thf(zip_derived_cl979, plain,
% 28.21/4.63      (![X0 : $i, X1 : $i, X2 : $i]:  (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)),
% 28.21/4.63      inference('demod', [status(thm)],
% 28.21/4.63                [zip_derived_cl957, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.63                 zip_derived_cl974])).
% 28.21/4.63  thf(zip_derived_cl1005, plain,
% 28.21/4.63      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 28.21/4.63          (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)),
% 28.21/4.63      inference('demod', [status(thm)],
% 28.21/4.63                [zip_derived_cl948, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.63                 zip_derived_cl974, zip_derived_cl979])).
% 28.21/4.63  thf(zip_derived_cl1029, plain,
% 28.21/4.63      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 28.21/4.63          (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)),
% 28.21/4.63      inference('demod', [status(thm)],
% 28.21/4.63                [zip_derived_cl934, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.63                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005])).
% 28.21/4.63  thf(zip_derived_cl1051, plain,
% 28.21/4.63      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 28.21/4.63          (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)),
% 28.21/4.63      inference('demod', [status(thm)],
% 28.21/4.63                [zip_derived_cl920, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.63                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.63                 zip_derived_cl1029])).
% 28.21/4.63  thf(zip_derived_cl1081, plain,
% 28.21/4.63      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i]:
% 28.21/4.63          (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)),
% 28.21/4.63      inference('demod', [status(thm)],
% 28.21/4.63                [zip_derived_cl900, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.63                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.63                 zip_derived_cl1029, zip_derived_cl1051])).
% 28.21/4.63  thf(zip_derived_cl1120, plain,
% 28.21/4.63      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, X7 : $i]:
% 28.21/4.63          (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7)),
% 28.21/4.63      inference('demod', [status(thm)],
% 28.21/4.63                [zip_derived_cl880, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.63                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.63                 zip_derived_cl1029, zip_derived_cl1051, zip_derived_cl1081])).
% 28.21/4.63  thf(zip_derived_cl1158, plain,
% 28.21/4.63      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.63         X7 : $i, X8 : $i]:
% 28.21/4.63          (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 28.21/4.63           X7 @ X8)),
% 28.21/4.63      inference('demod', [status(thm)],
% 28.21/4.63                [zip_derived_cl860, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.63                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.63                 zip_derived_cl1029, zip_derived_cl1051, zip_derived_cl1081, 
% 28.21/4.63                 zip_derived_cl1120])).
% 28.21/4.63  thf(zip_derived_cl1210, plain,
% 28.21/4.63      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.63         X7 : $i, X8 : $i, X9 : $i]:
% 28.21/4.63          (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 28.21/4.63           X7 @ X8 @ X9)),
% 28.21/4.63      inference('demod', [status(thm)],
% 28.21/4.63                [zip_derived_cl829, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.63                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.63                 zip_derived_cl1029, zip_derived_cl1051, zip_derived_cl1081, 
% 28.21/4.63                 zip_derived_cl1120, zip_derived_cl1158])).
% 28.21/4.63  thf(zip_derived_cl1356, plain,
% 28.21/4.63      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.63         X7 : $i, X8 : $i, X9 : $i, X10 : $i]:
% 28.21/4.63         ( (ssPv28_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 28.21/4.63            X6 @ X7 @ X8 @ X9 @ X10)
% 28.21/4.63          |  (ssPv22_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 28.21/4.63              X6 @ X7 @ X8 @ X9 @ X10)
% 28.21/4.63          |  (ssPv18_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 28.21/4.63              X6 @ X7 @ X8 @ X9 @ X10)
% 28.21/4.63          | ~ (ssPv24_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 28.21/4.63               X6 @ X7 @ X8 @ X9 @ X10))),
% 28.21/4.63      inference('demod', [status(thm)],
% 28.21/4.63                [zip_derived_cl732, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.63                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.63                 zip_derived_cl1029, zip_derived_cl1051, zip_derived_cl1081, 
% 28.21/4.63                 zip_derived_cl1120, zip_derived_cl1158, zip_derived_cl1210])).
% 28.21/4.63  thf(clause235, conjecture,
% 28.21/4.63    (~( ( ssPv28_11r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.63          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) | 
% 28.21/4.63        ( ssPv23_11r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.63          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) | 
% 28.21/4.63        ( ssPv21_11r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.63          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) | 
% 28.21/4.63        ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 28.21/4.63        ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 28.21/4.63        ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 28.21/4.63        ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 28.21/4.63        ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 28.21/4.63        ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 28.21/4.63        ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 28.21/4.63        ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 28.21/4.63        ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 28.21/4.63        ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.63             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 28.21/4.63        ( ~( ssPv18_11r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.63             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) ))).
% 28.21/4.63  thf(zf_stmt_47, negated_conjecture,
% 28.21/4.63    (( ssPv28_11r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.63       U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) | 
% 28.21/4.63     ( ssPv23_11r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.63       U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) | 
% 28.21/4.63     ( ssPv21_11r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.63       U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) | 
% 28.21/4.63     ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 28.21/4.63     ( ~( ssNder1_2r1r1 @ U @ V ) ) | ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 28.21/4.63     ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 28.21/4.63     ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 28.21/4.63     ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 28.21/4.63     ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 28.21/4.63     ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 28.21/4.63     ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 28.21/4.63     ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.63          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 28.21/4.63     ( ~( ssPv18_11r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.63          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) )),
% 28.21/4.63    inference('cnf.neg', [status(esa)], [clause235])).
% 28.21/4.63  thf(zip_derived_cl733, plain,
% 28.21/4.63      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.63         X7 : $i, X8 : $i, X9 : $i, X10 : $i]:
% 28.21/4.63         ( (ssPv28_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 28.21/4.63            X6 @ X7 @ X8 @ X9 @ X10)
% 28.21/4.63          |  (ssPv23_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 28.21/4.63              X6 @ X7 @ X8 @ X9 @ X10)
% 28.21/4.63          |  (ssPv21_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 28.21/4.63              X6 @ X7 @ X8 @ X9 @ X10)
% 28.21/4.63          | ~ (ssNder1_0)
% 28.21/4.63          | ~ (ssNder1_1r1 @ X0)
% 28.21/4.63          | ~ (ssNder1_2r1r1 @ X0 @ X1)
% 28.21/4.63          | ~ (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)
% 28.21/4.63          | ~ (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)
% 28.21/4.63          | ~ (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)
% 28.21/4.63          | ~ (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)
% 28.21/4.63          | ~ (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)
% 28.21/4.63          | ~ (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 28.21/4.63               X7)
% 28.21/4.63          | ~ (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 28.21/4.63               X6 @ X7 @ X8)
% 28.21/4.63          | ~ (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 28.21/4.63               X6 @ X7 @ X8 @ X9)
% 28.21/4.63          | ~ (ssPv18_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 28.21/4.63               X6 @ X7 @ X8 @ X9 @ X10))),
% 28.21/4.63      inference('cnf', [status(esa)], [zf_stmt_47])).
% 28.21/4.63  thf(zip_derived_cl967, plain, ( (ssNder1_0)),
% 28.21/4.63      inference('cnf', [status(esa)], [zf_stmt_1])).
% 28.21/4.63  thf(zip_derived_cl973, plain, (![X0 : $i]:  (ssNder1_1r1 @ X0)),
% 28.21/4.63      inference('demod', [status(thm)], [zip_derived_cl966, zip_derived_cl967])).
% 28.21/4.63  thf(zip_derived_cl974, plain,
% 28.21/4.63      (![X0 : $i, X1 : $i]:  (ssNder1_2r1r1 @ X0 @ X1)),
% 28.21/4.63      inference('demod', [status(thm)],
% 28.21/4.63                [zip_derived_cl965, zip_derived_cl967, zip_derived_cl973])).
% 28.21/4.63  thf(zip_derived_cl979, plain,
% 28.21/4.63      (![X0 : $i, X1 : $i, X2 : $i]:  (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)),
% 28.21/4.63      inference('demod', [status(thm)],
% 28.21/4.63                [zip_derived_cl957, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.63                 zip_derived_cl974])).
% 28.21/4.63  thf(zip_derived_cl1005, plain,
% 28.21/4.63      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 28.21/4.63          (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)),
% 28.21/4.63      inference('demod', [status(thm)],
% 28.21/4.63                [zip_derived_cl948, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.63                 zip_derived_cl974, zip_derived_cl979])).
% 28.21/4.63  thf(zip_derived_cl1029, plain,
% 28.21/4.63      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 28.21/4.63          (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)),
% 28.21/4.63      inference('demod', [status(thm)],
% 28.21/4.63                [zip_derived_cl934, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.63                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005])).
% 28.21/4.63  thf(zip_derived_cl1051, plain,
% 28.21/4.63      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 28.21/4.63          (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)),
% 28.21/4.63      inference('demod', [status(thm)],
% 28.21/4.63                [zip_derived_cl920, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.63                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.63                 zip_derived_cl1029])).
% 28.21/4.63  thf(zip_derived_cl1081, plain,
% 28.21/4.63      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i]:
% 28.21/4.63          (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)),
% 28.21/4.63      inference('demod', [status(thm)],
% 28.21/4.63                [zip_derived_cl900, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.63                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.63                 zip_derived_cl1029, zip_derived_cl1051])).
% 28.21/4.63  thf(zip_derived_cl1120, plain,
% 28.21/4.63      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, X7 : $i]:
% 28.21/4.63          (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7)),
% 28.21/4.63      inference('demod', [status(thm)],
% 28.21/4.63                [zip_derived_cl880, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.63                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.63                 zip_derived_cl1029, zip_derived_cl1051, zip_derived_cl1081])).
% 28.21/4.63  thf(zip_derived_cl1158, plain,
% 28.21/4.63      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.63         X7 : $i, X8 : $i]:
% 28.21/4.63          (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 28.21/4.63           X7 @ X8)),
% 28.21/4.63      inference('demod', [status(thm)],
% 28.21/4.63                [zip_derived_cl860, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.63                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.63                 zip_derived_cl1029, zip_derived_cl1051, zip_derived_cl1081, 
% 28.21/4.63                 zip_derived_cl1120])).
% 28.21/4.63  thf(zip_derived_cl1210, plain,
% 28.21/4.63      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.63         X7 : $i, X8 : $i, X9 : $i]:
% 28.21/4.63          (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 28.21/4.63           X7 @ X8 @ X9)),
% 28.21/4.63      inference('demod', [status(thm)],
% 28.21/4.63                [zip_derived_cl829, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.63                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.63                 zip_derived_cl1029, zip_derived_cl1051, zip_derived_cl1081, 
% 28.21/4.63                 zip_derived_cl1120, zip_derived_cl1158])).
% 28.21/4.63  thf(zip_derived_cl1357, plain,
% 28.21/4.63      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.63         X7 : $i, X8 : $i, X9 : $i, X10 : $i]:
% 28.21/4.63         ( (ssPv28_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 28.21/4.63            X6 @ X7 @ X8 @ X9 @ X10)
% 28.21/4.63          |  (ssPv23_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 28.21/4.63              X6 @ X7 @ X8 @ X9 @ X10)
% 28.21/4.63          |  (ssPv21_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 28.21/4.63              X6 @ X7 @ X8 @ X9 @ X10)
% 28.21/4.63          | ~ (ssPv18_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 28.21/4.63               X6 @ X7 @ X8 @ X9 @ X10))),
% 28.21/4.63      inference('demod', [status(thm)],
% 28.21/4.63                [zip_derived_cl733, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.63                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.63                 zip_derived_cl1029, zip_derived_cl1051, zip_derived_cl1081, 
% 28.21/4.63                 zip_derived_cl1120, zip_derived_cl1158, zip_derived_cl1210])).
% 28.21/4.63  thf(zip_derived_cl1358, plain,
% 28.21/4.63      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.63         X7 : $i, X8 : $i, X9 : $i, X10 : $i]:
% 28.21/4.63         (~ (ssPv24_11r1r1r1r1r1r1r1r1r1r1r1 @ X10 @ X9 @ X8 @ X7 @ X6 @ X5 @ 
% 28.21/4.63             X4 @ X3 @ X2 @ X1 @ X0)
% 28.21/4.63          |  (ssPv22_11r1r1r1r1r1r1r1r1r1r1r1 @ X10 @ X9 @ X8 @ X7 @ X6 @ X5 @ 
% 28.21/4.63              X4 @ X3 @ X2 @ X1 @ X0)
% 28.21/4.63          |  (ssPv28_11r1r1r1r1r1r1r1r1r1r1r1 @ X10 @ X9 @ X8 @ X7 @ X6 @ X5 @ 
% 28.21/4.63              X4 @ X3 @ X2 @ X1 @ X0)
% 28.21/4.63          |  (ssPv21_11r1r1r1r1r1r1r1r1r1r1r1 @ X10 @ X9 @ X8 @ X7 @ X6 @ X5 @ 
% 28.21/4.63              X4 @ X3 @ X2 @ X1 @ X0)
% 28.21/4.63          |  (ssPv23_11r1r1r1r1r1r1r1r1r1r1r1 @ X10 @ X9 @ X8 @ X7 @ X6 @ X5 @ 
% 28.21/4.63              X4 @ X3 @ X2 @ X1 @ X0)
% 28.21/4.63          |  (ssPv28_11r1r1r1r1r1r1r1r1r1r1r1 @ X10 @ X9 @ X8 @ X7 @ X6 @ X5 @ 
% 28.21/4.63              X4 @ X3 @ X2 @ X1 @ X0))),
% 28.21/4.63      inference('sup-', [status(thm)], [zip_derived_cl1356, zip_derived_cl1357])).
% 28.21/4.63  thf(zip_derived_cl1359, plain,
% 28.21/4.63      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.63         X7 : $i, X8 : $i, X9 : $i, X10 : $i]:
% 28.21/4.63         ( (ssPv23_11r1r1r1r1r1r1r1r1r1r1r1 @ X10 @ X9 @ X8 @ X7 @ X6 @ X5 @ 
% 28.21/4.63            X4 @ X3 @ X2 @ X1 @ X0)
% 28.21/4.63          |  (ssPv21_11r1r1r1r1r1r1r1r1r1r1r1 @ X10 @ X9 @ X8 @ X7 @ X6 @ X5 @ 
% 28.21/4.63              X4 @ X3 @ X2 @ X1 @ X0)
% 28.21/4.63          |  (ssPv28_11r1r1r1r1r1r1r1r1r1r1r1 @ X10 @ X9 @ X8 @ X7 @ X6 @ X5 @ 
% 28.21/4.63              X4 @ X3 @ X2 @ X1 @ X0)
% 28.21/4.63          |  (ssPv22_11r1r1r1r1r1r1r1r1r1r1r1 @ X10 @ X9 @ X8 @ X7 @ X6 @ X5 @ 
% 28.21/4.63              X4 @ X3 @ X2 @ X1 @ X0)
% 28.21/4.63          | ~ (ssPv24_11r1r1r1r1r1r1r1r1r1r1r1 @ X10 @ X9 @ X8 @ X7 @ X6 @ 
% 28.21/4.63               X5 @ X4 @ X3 @ X2 @ X1 @ X0))),
% 28.21/4.63      inference('simplify', [status(thm)], [zip_derived_cl1358])).
% 28.21/4.63  thf(clause184, conjecture,
% 28.21/4.63    (~( ( ssPv21_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) | 
% 28.21/4.63        ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 28.21/4.63        ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 28.21/4.63        ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 28.21/4.63        ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 28.21/4.63        ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 28.21/4.63        ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 28.21/4.63        ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 28.21/4.63        ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 28.21/4.63        ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 28.21/4.63        ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.63             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 28.21/4.63        ( ~( ssPv21_11r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.63             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) ))).
% 28.21/4.63  thf(zf_stmt_48, negated_conjecture,
% 28.21/4.63    (( ssPv21_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) | 
% 28.21/4.63     ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 28.21/4.63     ( ~( ssNder1_2r1r1 @ U @ V ) ) | ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 28.21/4.63     ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 28.21/4.63     ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 28.21/4.63     ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 28.21/4.63     ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 28.21/4.63     ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 28.21/4.63     ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 28.21/4.63     ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.63          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 28.21/4.63     ( ~( ssPv21_11r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.63          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) )),
% 28.21/4.63    inference('cnf.neg', [status(esa)], [clause184])).
% 28.21/4.63  thf(zip_derived_cl784, plain,
% 28.21/4.63      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.63         X7 : $i, X8 : $i, X9 : $i, X10 : $i]:
% 28.21/4.63         ( (ssPv21_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7)
% 28.21/4.63          | ~ (ssNder1_0)
% 28.21/4.63          | ~ (ssNder1_1r1 @ X0)
% 28.21/4.63          | ~ (ssNder1_2r1r1 @ X0 @ X1)
% 28.21/4.63          | ~ (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)
% 28.21/4.63          | ~ (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)
% 28.21/4.63          | ~ (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)
% 28.21/4.63          | ~ (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)
% 28.21/4.63          | ~ (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)
% 28.21/4.63          | ~ (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 28.21/4.63               X7)
% 28.21/4.63          | ~ (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 28.21/4.63               X6 @ X7 @ X8)
% 28.21/4.63          | ~ (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 28.21/4.63               X6 @ X7 @ X8 @ X9)
% 28.21/4.63          | ~ (ssPv21_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 28.21/4.63               X6 @ X7 @ X8 @ X9 @ X10))),
% 28.21/4.63      inference('cnf', [status(esa)], [zf_stmt_48])).
% 28.21/4.63  thf(zip_derived_cl967, plain, ( (ssNder1_0)),
% 28.21/4.63      inference('cnf', [status(esa)], [zf_stmt_1])).
% 28.21/4.63  thf(zip_derived_cl973, plain, (![X0 : $i]:  (ssNder1_1r1 @ X0)),
% 28.21/4.63      inference('demod', [status(thm)], [zip_derived_cl966, zip_derived_cl967])).
% 28.21/4.63  thf(zip_derived_cl974, plain,
% 28.21/4.63      (![X0 : $i, X1 : $i]:  (ssNder1_2r1r1 @ X0 @ X1)),
% 28.21/4.63      inference('demod', [status(thm)],
% 28.21/4.63                [zip_derived_cl965, zip_derived_cl967, zip_derived_cl973])).
% 28.21/4.63  thf(zip_derived_cl979, plain,
% 28.21/4.63      (![X0 : $i, X1 : $i, X2 : $i]:  (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)),
% 28.21/4.63      inference('demod', [status(thm)],
% 28.21/4.63                [zip_derived_cl957, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.63                 zip_derived_cl974])).
% 28.21/4.63  thf(zip_derived_cl1005, plain,
% 28.21/4.63      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 28.21/4.63          (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)),
% 28.21/4.63      inference('demod', [status(thm)],
% 28.21/4.63                [zip_derived_cl948, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.63                 zip_derived_cl974, zip_derived_cl979])).
% 28.21/4.63  thf(zip_derived_cl1029, plain,
% 28.21/4.63      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 28.21/4.63          (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)),
% 28.21/4.63      inference('demod', [status(thm)],
% 28.21/4.63                [zip_derived_cl934, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.63                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005])).
% 28.21/4.63  thf(zip_derived_cl1051, plain,
% 28.21/4.63      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 28.21/4.63          (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)),
% 28.21/4.63      inference('demod', [status(thm)],
% 28.21/4.63                [zip_derived_cl920, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.63                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.63                 zip_derived_cl1029])).
% 28.21/4.63  thf(zip_derived_cl1081, plain,
% 28.21/4.63      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i]:
% 28.21/4.63          (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)),
% 28.21/4.63      inference('demod', [status(thm)],
% 28.21/4.63                [zip_derived_cl900, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.63                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.63                 zip_derived_cl1029, zip_derived_cl1051])).
% 28.21/4.63  thf(zip_derived_cl1120, plain,
% 28.21/4.63      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, X7 : $i]:
% 28.21/4.63          (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7)),
% 28.21/4.63      inference('demod', [status(thm)],
% 28.21/4.63                [zip_derived_cl880, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.63                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.63                 zip_derived_cl1029, zip_derived_cl1051, zip_derived_cl1081])).
% 28.21/4.63  thf(zip_derived_cl1158, plain,
% 28.21/4.63      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.63         X7 : $i, X8 : $i]:
% 28.21/4.63          (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 28.21/4.63           X7 @ X8)),
% 28.21/4.63      inference('demod', [status(thm)],
% 28.21/4.63                [zip_derived_cl860, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.63                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.63                 zip_derived_cl1029, zip_derived_cl1051, zip_derived_cl1081, 
% 28.21/4.63                 zip_derived_cl1120])).
% 28.21/4.63  thf(zip_derived_cl1210, plain,
% 28.21/4.63      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.63         X7 : $i, X8 : $i, X9 : $i]:
% 28.21/4.63          (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 28.21/4.63           X7 @ X8 @ X9)),
% 28.21/4.63      inference('demod', [status(thm)],
% 28.21/4.63                [zip_derived_cl829, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.63                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.63                 zip_derived_cl1029, zip_derived_cl1051, zip_derived_cl1081, 
% 28.21/4.63                 zip_derived_cl1120, zip_derived_cl1158])).
% 28.21/4.63  thf(zip_derived_cl1291, plain,
% 28.21/4.63      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.63         X7 : $i, X8 : $i, X9 : $i, X10 : $i]:
% 28.21/4.63         ( (ssPv21_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7)
% 28.21/4.63          | ~ (ssPv21_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 28.21/4.63               X6 @ X7 @ X8 @ X9 @ X10))),
% 28.21/4.63      inference('demod', [status(thm)],
% 28.21/4.63                [zip_derived_cl784, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.63                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.63                 zip_derived_cl1029, zip_derived_cl1051, zip_derived_cl1081, 
% 28.21/4.63                 zip_derived_cl1120, zip_derived_cl1158, zip_derived_cl1210])).
% 28.21/4.63  thf(zip_derived_cl1360, plain,
% 28.21/4.63      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.63         X7 : $i, X8 : $i, X9 : $i, X10 : $i]:
% 28.21/4.63         (~ (ssPv24_11r1r1r1r1r1r1r1r1r1r1r1 @ X10 @ X9 @ X8 @ X7 @ X6 @ X5 @ 
% 28.21/4.63             X4 @ X3 @ X2 @ X1 @ X0)
% 28.21/4.63          |  (ssPv22_11r1r1r1r1r1r1r1r1r1r1r1 @ X10 @ X9 @ X8 @ X7 @ X6 @ X5 @ 
% 28.21/4.63              X4 @ X3 @ X2 @ X1 @ X0)
% 28.21/4.63          |  (ssPv28_11r1r1r1r1r1r1r1r1r1r1r1 @ X10 @ X9 @ X8 @ X7 @ X6 @ X5 @ 
% 28.21/4.63              X4 @ X3 @ X2 @ X1 @ X0)
% 28.21/4.63          |  (ssPv23_11r1r1r1r1r1r1r1r1r1r1r1 @ X10 @ X9 @ X8 @ X7 @ X6 @ X5 @ 
% 28.21/4.63              X4 @ X3 @ X2 @ X1 @ X0)
% 28.21/4.63          |  (ssPv21_8r1r1r1r1r1r1r1r1 @ X10 @ X9 @ X8 @ X7 @ X6 @ X5 @ X4 @ X3))),
% 28.21/4.63      inference('sup-', [status(thm)], [zip_derived_cl1359, zip_derived_cl1291])).
% 28.21/4.63  thf(clause183, conjecture,
% 28.21/4.63    (~( ( ssPv22_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) | 
% 28.21/4.63        ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 28.21/4.63        ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 28.21/4.63        ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 28.21/4.63        ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 28.21/4.63        ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 28.21/4.63        ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 28.21/4.63        ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 28.21/4.63        ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 28.21/4.63        ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 28.21/4.63        ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.63             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 28.21/4.63        ( ~( ssPv22_11r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.63             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) ))).
% 28.21/4.63  thf(zf_stmt_49, negated_conjecture,
% 28.21/4.63    (( ssPv22_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) | 
% 28.21/4.63     ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 28.21/4.63     ( ~( ssNder1_2r1r1 @ U @ V ) ) | ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 28.21/4.63     ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 28.21/4.63     ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 28.21/4.63     ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 28.21/4.63     ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 28.21/4.63     ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 28.21/4.63     ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 28.21/4.63     ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.63          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 28.21/4.63     ( ~( ssPv22_11r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.63          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) )),
% 28.21/4.63    inference('cnf.neg', [status(esa)], [clause183])).
% 28.21/4.63  thf(zip_derived_cl785, plain,
% 28.21/4.63      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.63         X7 : $i, X8 : $i, X9 : $i, X10 : $i]:
% 28.21/4.63         ( (ssPv22_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)
% 28.21/4.63          | ~ (ssNder1_0)
% 28.21/4.63          | ~ (ssNder1_1r1 @ X0)
% 28.21/4.63          | ~ (ssNder1_2r1r1 @ X0 @ X1)
% 28.21/4.63          | ~ (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)
% 28.21/4.63          | ~ (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)
% 28.21/4.63          | ~ (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)
% 28.21/4.63          | ~ (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)
% 28.21/4.63          | ~ (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)
% 28.21/4.63          | ~ (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 28.21/4.63               X7)
% 28.21/4.63          | ~ (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 28.21/4.63               X6 @ X7 @ X8)
% 28.21/4.63          | ~ (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 28.21/4.63               X6 @ X7 @ X8 @ X9)
% 28.21/4.63          | ~ (ssPv22_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 28.21/4.63               X6 @ X7 @ X8 @ X9 @ X10))),
% 28.21/4.63      inference('cnf', [status(esa)], [zf_stmt_49])).
% 28.21/4.63  thf(zip_derived_cl967, plain, ( (ssNder1_0)),
% 28.21/4.63      inference('cnf', [status(esa)], [zf_stmt_1])).
% 28.21/4.63  thf(zip_derived_cl973, plain, (![X0 : $i]:  (ssNder1_1r1 @ X0)),
% 28.21/4.63      inference('demod', [status(thm)], [zip_derived_cl966, zip_derived_cl967])).
% 28.21/4.63  thf(zip_derived_cl974, plain,
% 28.21/4.63      (![X0 : $i, X1 : $i]:  (ssNder1_2r1r1 @ X0 @ X1)),
% 28.21/4.63      inference('demod', [status(thm)],
% 28.21/4.63                [zip_derived_cl965, zip_derived_cl967, zip_derived_cl973])).
% 28.21/4.63  thf(zip_derived_cl979, plain,
% 28.21/4.63      (![X0 : $i, X1 : $i, X2 : $i]:  (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)),
% 28.21/4.63      inference('demod', [status(thm)],
% 28.21/4.63                [zip_derived_cl957, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.63                 zip_derived_cl974])).
% 28.21/4.63  thf(zip_derived_cl1005, plain,
% 28.21/4.63      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 28.21/4.63          (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)),
% 28.21/4.63      inference('demod', [status(thm)],
% 28.21/4.63                [zip_derived_cl948, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.63                 zip_derived_cl974, zip_derived_cl979])).
% 28.21/4.63  thf(zip_derived_cl1029, plain,
% 28.21/4.63      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 28.21/4.63          (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)),
% 28.21/4.63      inference('demod', [status(thm)],
% 28.21/4.63                [zip_derived_cl934, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.63                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005])).
% 28.21/4.63  thf(zip_derived_cl1051, plain,
% 28.21/4.63      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 28.21/4.63          (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)),
% 28.21/4.63      inference('demod', [status(thm)],
% 28.21/4.63                [zip_derived_cl920, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.63                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.63                 zip_derived_cl1029])).
% 28.21/4.63  thf(zip_derived_cl1081, plain,
% 28.21/4.63      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i]:
% 28.21/4.63          (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)),
% 28.21/4.63      inference('demod', [status(thm)],
% 28.21/4.63                [zip_derived_cl900, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.63                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.63                 zip_derived_cl1029, zip_derived_cl1051])).
% 28.21/4.63  thf(zip_derived_cl1120, plain,
% 28.21/4.63      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, X7 : $i]:
% 28.21/4.63          (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7)),
% 28.21/4.63      inference('demod', [status(thm)],
% 28.21/4.63                [zip_derived_cl880, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.63                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.63                 zip_derived_cl1029, zip_derived_cl1051, zip_derived_cl1081])).
% 28.21/4.63  thf(zip_derived_cl1158, plain,
% 28.21/4.63      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.63         X7 : $i, X8 : $i]:
% 28.21/4.63          (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 28.21/4.63           X7 @ X8)),
% 28.21/4.63      inference('demod', [status(thm)],
% 28.21/4.63                [zip_derived_cl860, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.63                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.63                 zip_derived_cl1029, zip_derived_cl1051, zip_derived_cl1081, 
% 28.21/4.63                 zip_derived_cl1120])).
% 28.21/4.63  thf(zip_derived_cl1210, plain,
% 28.21/4.63      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.63         X7 : $i, X8 : $i, X9 : $i]:
% 28.21/4.63          (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 28.21/4.63           X7 @ X8 @ X9)),
% 28.21/4.63      inference('demod', [status(thm)],
% 28.21/4.63                [zip_derived_cl829, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.63                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.63                 zip_derived_cl1029, zip_derived_cl1051, zip_derived_cl1081, 
% 28.21/4.63                 zip_derived_cl1120, zip_derived_cl1158])).
% 28.21/4.63  thf(zip_derived_cl1285, plain,
% 28.21/4.63      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.63         X7 : $i, X8 : $i, X9 : $i, X10 : $i]:
% 28.21/4.63         ( (ssPv22_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)
% 28.21/4.63          | ~ (ssPv22_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 28.21/4.63               X6 @ X7 @ X8 @ X9 @ X10))),
% 28.21/4.63      inference('demod', [status(thm)],
% 28.21/4.63                [zip_derived_cl785, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.63                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.63                 zip_derived_cl1029, zip_derived_cl1051, zip_derived_cl1081, 
% 28.21/4.63                 zip_derived_cl1120, zip_derived_cl1158, zip_derived_cl1210])).
% 28.21/4.63  thf(zip_derived_cl1361, plain,
% 28.21/4.63      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.63         X7 : $i, X8 : $i, X9 : $i, X10 : $i]:
% 28.21/4.63         ( (ssPv21_8r1r1r1r1r1r1r1r1 @ X10 @ X9 @ X8 @ X7 @ X6 @ X5 @ X4 @ X3)
% 28.21/4.63          |  (ssPv23_11r1r1r1r1r1r1r1r1r1r1r1 @ X10 @ X9 @ X8 @ X7 @ X6 @ X5 @ 
% 28.21/4.63              X4 @ X3 @ X2 @ X1 @ X0)
% 28.21/4.63          |  (ssPv28_11r1r1r1r1r1r1r1r1r1r1r1 @ X10 @ X9 @ X8 @ X7 @ X6 @ X5 @ 
% 28.21/4.63              X4 @ X3 @ X2 @ X1 @ X0)
% 28.21/4.63          | ~ (ssPv24_11r1r1r1r1r1r1r1r1r1r1r1 @ X10 @ X9 @ X8 @ X7 @ X6 @ 
% 28.21/4.63               X5 @ X4 @ X3 @ X2 @ X1 @ X0)
% 28.21/4.63          |  (ssPv22_7r1r1r1r1r1r1r1 @ X10 @ X9 @ X8 @ X7 @ X6 @ X5 @ X4))),
% 28.21/4.63      inference('sup-', [status(thm)], [zip_derived_cl1360, zip_derived_cl1285])).
% 28.21/4.63  thf(clause180, conjecture,
% 28.21/4.63    (~( ( ssPv23_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) | 
% 28.21/4.63        ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 28.21/4.63        ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 28.21/4.63        ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 28.21/4.63        ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 28.21/4.63        ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 28.21/4.63        ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 28.21/4.63        ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 28.21/4.63        ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 28.21/4.63        ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 28.21/4.63        ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.63             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 28.21/4.63        ( ~( ssPv23_11r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.63             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) ))).
% 28.21/4.63  thf(zf_stmt_50, negated_conjecture,
% 28.21/4.63    (( ssPv23_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) | ( ~( ssNder1_0 ) ) | 
% 28.21/4.63     ( ~( ssNder1_1r1 @ U ) ) | ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 28.21/4.63     ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 28.21/4.63     ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 28.21/4.63     ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 28.21/4.63     ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 28.21/4.63     ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 28.21/4.63     ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 28.21/4.63     ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 28.21/4.63     ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.63          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 28.21/4.63     ( ~( ssPv23_11r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.63          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) )),
% 28.21/4.63    inference('cnf.neg', [status(esa)], [clause180])).
% 28.21/4.63  thf(zip_derived_cl788, plain,
% 28.21/4.63      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.63         X7 : $i, X8 : $i, X9 : $i, X10 : $i]:
% 28.21/4.63         ( (ssPv23_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)
% 28.21/4.63          | ~ (ssNder1_0)
% 28.21/4.63          | ~ (ssNder1_1r1 @ X0)
% 28.21/4.63          | ~ (ssNder1_2r1r1 @ X0 @ X1)
% 28.21/4.63          | ~ (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)
% 28.21/4.63          | ~ (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)
% 28.21/4.63          | ~ (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)
% 28.21/4.63          | ~ (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)
% 28.21/4.63          | ~ (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)
% 28.21/4.63          | ~ (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 28.21/4.63               X7)
% 28.21/4.63          | ~ (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 28.21/4.63               X6 @ X7 @ X8)
% 28.21/4.63          | ~ (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 28.21/4.63               X6 @ X7 @ X8 @ X9)
% 28.21/4.63          | ~ (ssPv23_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 28.21/4.63               X6 @ X7 @ X8 @ X9 @ X10))),
% 28.21/4.63      inference('cnf', [status(esa)], [zf_stmt_50])).
% 28.21/4.63  thf(zip_derived_cl967, plain, ( (ssNder1_0)),
% 28.21/4.63      inference('cnf', [status(esa)], [zf_stmt_1])).
% 28.21/4.63  thf(zip_derived_cl973, plain, (![X0 : $i]:  (ssNder1_1r1 @ X0)),
% 28.21/4.63      inference('demod', [status(thm)], [zip_derived_cl966, zip_derived_cl967])).
% 28.21/4.63  thf(zip_derived_cl974, plain,
% 28.21/4.63      (![X0 : $i, X1 : $i]:  (ssNder1_2r1r1 @ X0 @ X1)),
% 28.21/4.63      inference('demod', [status(thm)],
% 28.21/4.63                [zip_derived_cl965, zip_derived_cl967, zip_derived_cl973])).
% 28.21/4.63  thf(zip_derived_cl979, plain,
% 28.21/4.63      (![X0 : $i, X1 : $i, X2 : $i]:  (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)),
% 28.21/4.63      inference('demod', [status(thm)],
% 28.21/4.63                [zip_derived_cl957, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.63                 zip_derived_cl974])).
% 28.21/4.63  thf(zip_derived_cl1005, plain,
% 28.21/4.63      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 28.21/4.63          (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)),
% 28.21/4.63      inference('demod', [status(thm)],
% 28.21/4.63                [zip_derived_cl948, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.63                 zip_derived_cl974, zip_derived_cl979])).
% 28.21/4.63  thf(zip_derived_cl1029, plain,
% 28.21/4.63      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 28.21/4.63          (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)),
% 28.21/4.63      inference('demod', [status(thm)],
% 28.21/4.63                [zip_derived_cl934, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.63                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005])).
% 28.21/4.63  thf(zip_derived_cl1051, plain,
% 28.21/4.63      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 28.21/4.63          (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)),
% 28.21/4.63      inference('demod', [status(thm)],
% 28.21/4.63                [zip_derived_cl920, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.63                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.63                 zip_derived_cl1029])).
% 28.21/4.63  thf(zip_derived_cl1081, plain,
% 28.21/4.63      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i]:
% 28.21/4.63          (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)),
% 28.21/4.63      inference('demod', [status(thm)],
% 28.21/4.63                [zip_derived_cl900, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.63                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.63                 zip_derived_cl1029, zip_derived_cl1051])).
% 28.21/4.63  thf(zip_derived_cl1120, plain,
% 28.21/4.63      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, X7 : $i]:
% 28.21/4.63          (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7)),
% 28.21/4.63      inference('demod', [status(thm)],
% 28.21/4.63                [zip_derived_cl880, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.63                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.63                 zip_derived_cl1029, zip_derived_cl1051, zip_derived_cl1081])).
% 28.21/4.63  thf(zip_derived_cl1158, plain,
% 28.21/4.63      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.63         X7 : $i, X8 : $i]:
% 28.21/4.63          (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 28.21/4.63           X7 @ X8)),
% 28.21/4.63      inference('demod', [status(thm)],
% 28.21/4.63                [zip_derived_cl860, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.63                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.63                 zip_derived_cl1029, zip_derived_cl1051, zip_derived_cl1081, 
% 28.21/4.63                 zip_derived_cl1120])).
% 28.21/4.63  thf(zip_derived_cl1210, plain,
% 28.21/4.63      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.63         X7 : $i, X8 : $i, X9 : $i]:
% 28.21/4.63          (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 28.21/4.63           X7 @ X8 @ X9)),
% 28.21/4.63      inference('demod', [status(thm)],
% 28.21/4.63                [zip_derived_cl829, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.63                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.63                 zip_derived_cl1029, zip_derived_cl1051, zip_derived_cl1081, 
% 28.21/4.63                 zip_derived_cl1120, zip_derived_cl1158])).
% 28.21/4.63  thf(zip_derived_cl1280, plain,
% 28.21/4.63      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.63         X7 : $i, X8 : $i, X9 : $i, X10 : $i]:
% 28.21/4.63         ( (ssPv23_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)
% 28.21/4.63          | ~ (ssPv23_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 28.21/4.63               X6 @ X7 @ X8 @ X9 @ X10))),
% 28.21/4.63      inference('demod', [status(thm)],
% 28.21/4.63                [zip_derived_cl788, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.63                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.63                 zip_derived_cl1029, zip_derived_cl1051, zip_derived_cl1081, 
% 28.21/4.63                 zip_derived_cl1120, zip_derived_cl1158, zip_derived_cl1210])).
% 28.21/4.63  thf(zip_derived_cl1362, plain,
% 28.21/4.63      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.63         X7 : $i, X8 : $i, X9 : $i, X10 : $i]:
% 28.21/4.63         ( (ssPv22_7r1r1r1r1r1r1r1 @ X10 @ X9 @ X8 @ X7 @ X6 @ X5 @ X4)
% 28.21/4.63          | ~ (ssPv24_11r1r1r1r1r1r1r1r1r1r1r1 @ X10 @ X9 @ X8 @ X7 @ X6 @ 
% 28.21/4.63               X5 @ X4 @ X3 @ X2 @ X1 @ X0)
% 28.21/4.63          |  (ssPv28_11r1r1r1r1r1r1r1r1r1r1r1 @ X10 @ X9 @ X8 @ X7 @ X6 @ X5 @ 
% 28.21/4.63              X4 @ X3 @ X2 @ X1 @ X0)
% 28.21/4.63          |  (ssPv21_8r1r1r1r1r1r1r1r1 @ X10 @ X9 @ X8 @ X7 @ X6 @ X5 @ X4 @ X3)
% 28.21/4.63          |  (ssPv23_6r1r1r1r1r1r1 @ X10 @ X9 @ X8 @ X7 @ X6 @ X5))),
% 28.21/4.63      inference('sup-', [status(thm)], [zip_derived_cl1361, zip_derived_cl1280])).
% 28.21/4.63  thf(zip_derived_cl1363, plain,
% 28.21/4.63      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.63         X7 : $i, X8 : $i, X9 : $i, X10 : $i]:
% 28.21/4.63         (~ (ssPv24_5r1r1r1r1r1 @ X10 @ X9 @ X8 @ X7 @ X6)
% 28.21/4.63          |  (ssPv23_6r1r1r1r1r1r1 @ X10 @ X9 @ X8 @ X7 @ X6 @ X5)
% 28.21/4.63          |  (ssPv21_8r1r1r1r1r1r1r1r1 @ X10 @ X9 @ X8 @ X7 @ X6 @ X5 @ X4 @ X3)
% 28.21/4.63          |  (ssPv28_11r1r1r1r1r1r1r1r1r1r1r1 @ X10 @ X9 @ X8 @ X7 @ X6 @ X5 @ 
% 28.21/4.63              X4 @ X3 @ X2 @ X1 @ X0)
% 28.21/4.63          |  (ssPv22_7r1r1r1r1r1r1r1 @ X10 @ X9 @ X8 @ X7 @ X6 @ X5 @ X4))),
% 28.21/4.63      inference('sup-', [status(thm)], [zip_derived_cl1292, zip_derived_cl1362])).
% 28.21/4.63  thf(clause163, conjecture,
% 28.21/4.63    (~( ( ssPv28_1r1 @ U ) | ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 28.21/4.63        ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 28.21/4.63        ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 28.21/4.63        ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 28.21/4.63        ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 28.21/4.63        ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 28.21/4.63        ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 28.21/4.63        ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 28.21/4.63        ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 28.21/4.63        ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.63             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 28.21/4.63        ( ~( ssPv28_11r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.63             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) ))).
% 28.21/4.63  thf(zf_stmt_51, negated_conjecture,
% 28.21/4.63    (( ssPv28_1r1 @ U ) | ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 28.21/4.63     ( ~( ssNder1_2r1r1 @ U @ V ) ) | ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 28.21/4.63     ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 28.21/4.63     ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 28.21/4.63     ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 28.21/4.63     ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 28.21/4.63     ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 28.21/4.63     ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 28.21/4.63     ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.63          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 28.21/4.63     ( ~( ssPv28_11r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.63          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) )),
% 28.21/4.63    inference('cnf.neg', [status(esa)], [clause163])).
% 28.21/4.63  thf(zip_derived_cl805, plain,
% 28.21/4.63      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.63         X7 : $i, X8 : $i, X9 : $i, X10 : $i]:
% 28.21/4.63         ( (ssPv28_1r1 @ X0)
% 28.21/4.63          | ~ (ssNder1_0)
% 28.21/4.63          | ~ (ssNder1_1r1 @ X0)
% 28.21/4.63          | ~ (ssNder1_2r1r1 @ X0 @ X1)
% 28.21/4.63          | ~ (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)
% 28.21/4.63          | ~ (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)
% 28.21/4.63          | ~ (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)
% 28.21/4.63          | ~ (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)
% 28.21/4.63          | ~ (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)
% 28.21/4.63          | ~ (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 28.21/4.63               X7)
% 28.21/4.63          | ~ (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 28.21/4.63               X6 @ X7 @ X8)
% 28.21/4.63          | ~ (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 28.21/4.63               X6 @ X7 @ X8 @ X9)
% 28.21/4.63          | ~ (ssPv28_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 28.21/4.63               X6 @ X7 @ X8 @ X9 @ X10))),
% 28.21/4.63      inference('cnf', [status(esa)], [zf_stmt_51])).
% 28.21/4.63  thf(zip_derived_cl967, plain, ( (ssNder1_0)),
% 28.21/4.63      inference('cnf', [status(esa)], [zf_stmt_1])).
% 28.21/4.63  thf(zip_derived_cl973, plain, (![X0 : $i]:  (ssNder1_1r1 @ X0)),
% 28.21/4.63      inference('demod', [status(thm)], [zip_derived_cl966, zip_derived_cl967])).
% 28.21/4.63  thf(zip_derived_cl974, plain,
% 28.21/4.63      (![X0 : $i, X1 : $i]:  (ssNder1_2r1r1 @ X0 @ X1)),
% 28.21/4.63      inference('demod', [status(thm)],
% 28.21/4.63                [zip_derived_cl965, zip_derived_cl967, zip_derived_cl973])).
% 28.21/4.63  thf(zip_derived_cl979, plain,
% 28.21/4.63      (![X0 : $i, X1 : $i, X2 : $i]:  (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)),
% 28.21/4.63      inference('demod', [status(thm)],
% 28.21/4.63                [zip_derived_cl957, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.63                 zip_derived_cl974])).
% 28.21/4.63  thf(zip_derived_cl1005, plain,
% 28.21/4.63      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 28.21/4.63          (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)),
% 28.21/4.63      inference('demod', [status(thm)],
% 28.21/4.63                [zip_derived_cl948, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.63                 zip_derived_cl974, zip_derived_cl979])).
% 28.21/4.63  thf(zip_derived_cl1029, plain,
% 28.21/4.63      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 28.21/4.63          (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)),
% 28.21/4.63      inference('demod', [status(thm)],
% 28.21/4.63                [zip_derived_cl934, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.63                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005])).
% 28.21/4.63  thf(zip_derived_cl1051, plain,
% 28.21/4.63      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 28.21/4.63          (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)),
% 28.21/4.63      inference('demod', [status(thm)],
% 28.21/4.63                [zip_derived_cl920, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.63                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.63                 zip_derived_cl1029])).
% 28.21/4.63  thf(zip_derived_cl1081, plain,
% 28.21/4.63      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i]:
% 28.21/4.63          (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)),
% 28.21/4.63      inference('demod', [status(thm)],
% 28.21/4.63                [zip_derived_cl900, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.63                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.63                 zip_derived_cl1029, zip_derived_cl1051])).
% 28.21/4.63  thf(zip_derived_cl1120, plain,
% 28.21/4.63      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, X7 : $i]:
% 28.21/4.63          (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7)),
% 28.21/4.63      inference('demod', [status(thm)],
% 28.21/4.63                [zip_derived_cl880, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.63                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.63                 zip_derived_cl1029, zip_derived_cl1051, zip_derived_cl1081])).
% 28.21/4.63  thf(zip_derived_cl1158, plain,
% 28.21/4.63      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.63         X7 : $i, X8 : $i]:
% 28.21/4.63          (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 28.21/4.63           X7 @ X8)),
% 28.21/4.63      inference('demod', [status(thm)],
% 28.21/4.63                [zip_derived_cl860, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.63                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.63                 zip_derived_cl1029, zip_derived_cl1051, zip_derived_cl1081, 
% 28.21/4.63                 zip_derived_cl1120])).
% 28.21/4.63  thf(zip_derived_cl1210, plain,
% 28.21/4.63      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.63         X7 : $i, X8 : $i, X9 : $i]:
% 28.21/4.63          (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 28.21/4.63           X7 @ X8 @ X9)),
% 28.21/4.63      inference('demod', [status(thm)],
% 28.21/4.63                [zip_derived_cl829, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.63                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.63                 zip_derived_cl1029, zip_derived_cl1051, zip_derived_cl1081, 
% 28.21/4.63                 zip_derived_cl1120, zip_derived_cl1158])).
% 28.21/4.63  thf(zip_derived_cl1245, plain,
% 28.21/4.63      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.63         X7 : $i, X8 : $i, X9 : $i, X10 : $i]:
% 28.21/4.63         ( (ssPv28_1r1 @ X0)
% 28.21/4.63          | ~ (ssPv28_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 28.21/4.63               X6 @ X7 @ X8 @ X9 @ X10))),
% 28.21/4.63      inference('demod', [status(thm)],
% 28.21/4.63                [zip_derived_cl805, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.63                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.63                 zip_derived_cl1029, zip_derived_cl1051, zip_derived_cl1081, 
% 28.21/4.63                 zip_derived_cl1120, zip_derived_cl1158, zip_derived_cl1210])).
% 28.21/4.63  thf(zip_derived_cl1364, plain,
% 28.21/4.63      (![X3 : $i, X4 : $i, X5 : $i, X6 : $i, X7 : $i, X8 : $i, X9 : $i, 
% 28.21/4.63         X10 : $i]:
% 28.21/4.63         ( (ssPv22_7r1r1r1r1r1r1r1 @ X10 @ X9 @ X8 @ X7 @ X6 @ X5 @ X4)
% 28.21/4.63          |  (ssPv21_8r1r1r1r1r1r1r1r1 @ X10 @ X9 @ X8 @ X7 @ X6 @ X5 @ X4 @ X3)
% 28.21/4.63          |  (ssPv23_6r1r1r1r1r1r1 @ X10 @ X9 @ X8 @ X7 @ X6 @ X5)
% 28.21/4.63          | ~ (ssPv24_5r1r1r1r1r1 @ X10 @ X9 @ X8 @ X7 @ X6)
% 28.21/4.63          |  (ssPv28_1r1 @ X10))),
% 28.21/4.63      inference('sup-', [status(thm)], [zip_derived_cl1363, zip_derived_cl1245])).
% 28.21/4.63  thf(clause70, conjecture,
% 28.21/4.63    (~( ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 28.21/4.63        ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 28.21/4.63        ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 28.21/4.63        ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 28.21/4.63        ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 28.21/4.63        ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 28.21/4.63        ( ~( ssPv21_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ skc41 ) ) ))).
% 28.21/4.63  thf(zf_stmt_52, negated_conjecture,
% 28.21/4.63    (( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 28.21/4.63     ( ~( ssNder1_2r1r1 @ U @ V ) ) | ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 28.21/4.63     ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 28.21/4.63     ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 28.21/4.63     ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 28.21/4.63     ( ~( ssPv21_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ skc41 ) )),
% 28.21/4.63    inference('cnf.neg', [status(esa)], [clause70])).
% 28.21/4.63  thf(zip_derived_cl898, plain,
% 28.21/4.63      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i]:
% 28.21/4.63         (~ (ssNder1_0)
% 28.21/4.63          | ~ (ssNder1_1r1 @ X0)
% 28.21/4.63          | ~ (ssNder1_2r1r1 @ X0 @ X1)
% 28.21/4.63          | ~ (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)
% 28.21/4.63          | ~ (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)
% 28.21/4.63          | ~ (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)
% 28.21/4.63          | ~ (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)
% 28.21/4.63          | ~ (ssPv21_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 28.21/4.63               skc41))),
% 28.21/4.63      inference('cnf', [status(esa)], [zf_stmt_52])).
% 28.21/4.63  thf(zip_derived_cl967, plain, ( (ssNder1_0)),
% 28.21/4.63      inference('cnf', [status(esa)], [zf_stmt_1])).
% 28.21/4.63  thf(zip_derived_cl973, plain, (![X0 : $i]:  (ssNder1_1r1 @ X0)),
% 28.21/4.63      inference('demod', [status(thm)], [zip_derived_cl966, zip_derived_cl967])).
% 28.21/4.63  thf(zip_derived_cl974, plain,
% 28.21/4.63      (![X0 : $i, X1 : $i]:  (ssNder1_2r1r1 @ X0 @ X1)),
% 28.21/4.63      inference('demod', [status(thm)],
% 28.21/4.63                [zip_derived_cl965, zip_derived_cl967, zip_derived_cl973])).
% 28.21/4.63  thf(zip_derived_cl979, plain,
% 28.21/4.63      (![X0 : $i, X1 : $i, X2 : $i]:  (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)),
% 28.21/4.63      inference('demod', [status(thm)],
% 28.21/4.63                [zip_derived_cl957, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.63                 zip_derived_cl974])).
% 28.21/4.63  thf(zip_derived_cl999, plain,
% 28.21/4.63      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i]:
% 28.21/4.63         (~ (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)
% 28.21/4.63          | ~ (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)
% 28.21/4.63          | ~ (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)
% 28.21/4.63          | ~ (ssPv21_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 28.21/4.63               skc41))),
% 28.21/4.63      inference('demod', [status(thm)],
% 28.21/4.63                [zip_derived_cl898, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.63                 zip_derived_cl974, zip_derived_cl979])).
% 28.21/4.63  thf(zip_derived_cl1005, plain,
% 28.21/4.63      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 28.21/4.63          (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)),
% 28.21/4.63      inference('demod', [status(thm)],
% 28.21/4.63                [zip_derived_cl948, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.63                 zip_derived_cl974, zip_derived_cl979])).
% 28.21/4.63  thf(zip_derived_cl1008, plain,
% 28.21/4.63      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i]:
% 28.21/4.63         (~ (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)
% 28.21/4.63          | ~ (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)
% 28.21/4.63          | ~ (ssPv21_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 28.21/4.63               skc41))),
% 28.21/4.63      inference('demod', [status(thm)], [zip_derived_cl999, zip_derived_cl1005])).
% 28.21/4.63  thf(zip_derived_cl1029, plain,
% 28.21/4.63      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 28.21/4.63          (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)),
% 28.21/4.63      inference('demod', [status(thm)],
% 28.21/4.63                [zip_derived_cl934, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.63                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005])).
% 28.21/4.63  thf(zip_derived_cl1031, plain,
% 28.21/4.63      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i]:
% 28.21/4.63         (~ (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)
% 28.21/4.63          | ~ (ssPv21_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 28.21/4.63               skc41))),
% 28.21/4.63      inference('demod', [status(thm)],
% 28.21/4.63                [zip_derived_cl1008, zip_derived_cl1029])).
% 28.21/4.63  thf(zip_derived_cl1051, plain,
% 28.21/4.63      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 28.21/4.63          (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)),
% 28.21/4.63      inference('demod', [status(thm)],
% 28.21/4.63                [zip_derived_cl920, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.63                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.63                 zip_derived_cl1029])).
% 28.21/4.63  thf(zip_derived_cl1052, plain,
% 28.21/4.63      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i]:
% 28.21/4.63         ~ (ssPv21_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ skc41)),
% 28.21/4.63      inference('demod', [status(thm)],
% 28.21/4.63                [zip_derived_cl1031, zip_derived_cl1051])).
% 28.21/4.63  thf(zip_derived_cl1365, plain,
% 28.21/4.63      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i]:
% 28.21/4.63         ( (ssPv28_1r1 @ X6)
% 28.21/4.63          | ~ (ssPv24_5r1r1r1r1r1 @ X6 @ X5 @ X4 @ X3 @ X2)
% 28.21/4.63          |  (ssPv23_6r1r1r1r1r1r1 @ X6 @ X5 @ X4 @ X3 @ X2 @ X1)
% 28.21/4.63          |  (ssPv22_7r1r1r1r1r1r1r1 @ X6 @ X5 @ X4 @ X3 @ X2 @ X1 @ X0))),
% 28.21/4.63      inference('sup-', [status(thm)], [zip_derived_cl1364, zip_derived_cl1052])).
% 28.21/4.63  thf(clause52, conjecture,
% 28.21/4.63    (~( ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 28.21/4.63        ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 28.21/4.63        ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 28.21/4.63        ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 28.21/4.63        ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 28.21/4.63        ( ~( ssPv22_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ skc43 ) ) ))).
% 28.21/4.63  thf(zf_stmt_53, negated_conjecture,
% 28.21/4.63    (( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 28.21/4.63     ( ~( ssNder1_2r1r1 @ U @ V ) ) | ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 28.21/4.63     ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 28.21/4.63     ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 28.21/4.63     ( ~( ssPv22_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ skc43 ) )),
% 28.21/4.63    inference('cnf.neg', [status(esa)], [clause52])).
% 28.21/4.63  thf(zip_derived_cl916, plain,
% 28.21/4.63      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 28.21/4.63         (~ (ssNder1_0)
% 28.21/4.63          | ~ (ssNder1_1r1 @ X0)
% 28.21/4.63          | ~ (ssNder1_2r1r1 @ X0 @ X1)
% 28.21/4.63          | ~ (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)
% 28.21/4.63          | ~ (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)
% 28.21/4.63          | ~ (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)
% 28.21/4.63          | ~ (ssPv22_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ skc43))),
% 28.21/4.63      inference('cnf', [status(esa)], [zf_stmt_53])).
% 28.21/4.63  thf(zip_derived_cl967, plain, ( (ssNder1_0)),
% 28.21/4.63      inference('cnf', [status(esa)], [zf_stmt_1])).
% 28.21/4.63  thf(zip_derived_cl968, plain,
% 28.21/4.63      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 28.21/4.63         (~ (ssNder1_1r1 @ X0)
% 28.21/4.63          | ~ (ssNder1_2r1r1 @ X0 @ X1)
% 28.21/4.63          | ~ (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)
% 28.21/4.63          | ~ (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)
% 28.21/4.63          | ~ (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)
% 28.21/4.63          | ~ (ssPv22_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ skc43))),
% 28.21/4.63      inference('demod', [status(thm)], [zip_derived_cl916, zip_derived_cl967])).
% 28.21/4.63  thf(zip_derived_cl973, plain, (![X0 : $i]:  (ssNder1_1r1 @ X0)),
% 28.21/4.63      inference('demod', [status(thm)], [zip_derived_cl966, zip_derived_cl967])).
% 28.21/4.63  thf(zip_derived_cl974, plain,
% 28.21/4.63      (![X0 : $i, X1 : $i]:  (ssNder1_2r1r1 @ X0 @ X1)),
% 28.21/4.63      inference('demod', [status(thm)],
% 28.21/4.63                [zip_derived_cl965, zip_derived_cl967, zip_derived_cl973])).
% 28.21/4.63  thf(zip_derived_cl979, plain,
% 28.21/4.63      (![X0 : $i, X1 : $i, X2 : $i]:  (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)),
% 28.21/4.63      inference('demod', [status(thm)],
% 28.21/4.63                [zip_derived_cl957, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.63                 zip_derived_cl974])).
% 28.21/4.63  thf(zip_derived_cl998, plain,
% 28.21/4.63      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 28.21/4.63         (~ (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)
% 28.21/4.63          | ~ (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)
% 28.21/4.63          | ~ (ssPv22_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ skc43))),
% 28.21/4.63      inference('demod', [status(thm)],
% 28.21/4.63                [zip_derived_cl968, zip_derived_cl973, zip_derived_cl974, 
% 28.21/4.63                 zip_derived_cl979])).
% 28.21/4.63  thf(zip_derived_cl1005, plain,
% 28.21/4.63      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 28.21/4.63          (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)),
% 28.21/4.63      inference('demod', [status(thm)],
% 28.21/4.63                [zip_derived_cl948, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.63                 zip_derived_cl974, zip_derived_cl979])).
% 28.21/4.63  thf(zip_derived_cl1007, plain,
% 28.21/4.63      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 28.21/4.63         (~ (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)
% 28.21/4.63          | ~ (ssPv22_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ skc43))),
% 28.21/4.63      inference('demod', [status(thm)], [zip_derived_cl998, zip_derived_cl1005])).
% 28.21/4.63  thf(zip_derived_cl1029, plain,
% 28.21/4.63      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 28.21/4.63          (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)),
% 28.21/4.63      inference('demod', [status(thm)],
% 28.21/4.63                [zip_derived_cl934, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.63                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005])).
% 28.21/4.63  thf(zip_derived_cl1030, plain,
% 28.21/4.63      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 28.21/4.63         ~ (ssPv22_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ skc43)),
% 28.21/4.63      inference('demod', [status(thm)],
% 28.21/4.63                [zip_derived_cl1007, zip_derived_cl1029])).
% 28.21/4.63  thf(zip_derived_cl1368, plain,
% 28.21/4.63      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 28.21/4.63         ( (ssPv23_6r1r1r1r1r1r1 @ X5 @ X4 @ X3 @ X2 @ X1 @ X0)
% 28.21/4.63          | ~ (ssPv24_5r1r1r1r1r1 @ X5 @ X4 @ X3 @ X2 @ X1)
% 28.21/4.63          |  (ssPv28_1r1 @ X5))),
% 28.21/4.63      inference('sup-', [status(thm)], [zip_derived_cl1365, zip_derived_cl1030])).
% 28.21/4.63  thf(clause37, conjecture,
% 28.21/4.63    (~( ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 28.21/4.63        ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 28.21/4.63        ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 28.21/4.63        ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 28.21/4.63        ( ~( ssPv23_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ skc45 ) ) ))).
% 28.21/4.63  thf(zf_stmt_54, negated_conjecture,
% 28.21/4.63    (( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 28.21/4.63     ( ~( ssNder1_2r1r1 @ U @ V ) ) | ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 28.21/4.63     ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 28.21/4.63     ( ~( ssPv23_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ skc45 ) )),
% 28.21/4.63    inference('cnf.neg', [status(esa)], [clause37])).
% 28.21/4.63  thf(zip_derived_cl931, plain,
% 28.21/4.63      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 28.21/4.63         (~ (ssNder1_0)
% 28.21/4.63          | ~ (ssNder1_1r1 @ X0)
% 28.21/4.63          | ~ (ssNder1_2r1r1 @ X0 @ X1)
% 28.21/4.63          | ~ (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)
% 28.21/4.63          | ~ (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)
% 28.21/4.63          | ~ (ssPv23_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ skc45))),
% 28.21/4.63      inference('cnf', [status(esa)], [zf_stmt_54])).
% 28.21/4.63  thf(zip_derived_cl967, plain, ( (ssNder1_0)),
% 28.21/4.63      inference('cnf', [status(esa)], [zf_stmt_1])).
% 28.21/4.63  thf(zip_derived_cl969, plain,
% 28.21/4.63      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 28.21/4.63         (~ (ssNder1_1r1 @ X0)
% 28.21/4.63          | ~ (ssNder1_2r1r1 @ X0 @ X1)
% 28.21/4.63          | ~ (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)
% 28.21/4.63          | ~ (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)
% 28.21/4.63          | ~ (ssPv23_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ skc45))),
% 28.21/4.63      inference('demod', [status(thm)], [zip_derived_cl931, zip_derived_cl967])).
% 28.21/4.63  thf(zip_derived_cl973, plain, (![X0 : $i]:  (ssNder1_1r1 @ X0)),
% 28.21/4.63      inference('demod', [status(thm)], [zip_derived_cl966, zip_derived_cl967])).
% 28.21/4.63  thf(zip_derived_cl974, plain,
% 28.21/4.63      (![X0 : $i, X1 : $i]:  (ssNder1_2r1r1 @ X0 @ X1)),
% 28.21/4.63      inference('demod', [status(thm)],
% 28.21/4.63                [zip_derived_cl965, zip_derived_cl967, zip_derived_cl973])).
% 28.21/4.63  thf(zip_derived_cl979, plain,
% 28.21/4.63      (![X0 : $i, X1 : $i, X2 : $i]:  (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)),
% 28.21/4.63      inference('demod', [status(thm)],
% 28.21/4.63                [zip_derived_cl957, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.63                 zip_derived_cl974])).
% 28.21/4.63  thf(zip_derived_cl997, plain,
% 28.21/4.63      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 28.21/4.63         (~ (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)
% 28.21/4.63          | ~ (ssPv23_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ skc45))),
% 28.21/4.63      inference('demod', [status(thm)],
% 28.21/4.63                [zip_derived_cl969, zip_derived_cl973, zip_derived_cl974, 
% 28.21/4.63                 zip_derived_cl979])).
% 28.21/4.63  thf(zip_derived_cl1005, plain,
% 28.21/4.63      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 28.21/4.63          (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)),
% 28.21/4.63      inference('demod', [status(thm)],
% 28.21/4.63                [zip_derived_cl948, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.63                 zip_derived_cl974, zip_derived_cl979])).
% 28.21/4.63  thf(zip_derived_cl1006, plain,
% 28.21/4.63      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 28.21/4.63         ~ (ssPv23_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ skc45)),
% 28.21/4.63      inference('demod', [status(thm)], [zip_derived_cl997, zip_derived_cl1005])).
% 28.21/4.63  thf(zip_derived_cl1371, plain,
% 28.21/4.63      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 28.21/4.63         ( (ssPv28_1r1 @ X4) | ~ (ssPv24_5r1r1r1r1r1 @ X4 @ X3 @ X2 @ X1 @ X0))),
% 28.21/4.63      inference('sup-', [status(thm)], [zip_derived_cl1368, zip_derived_cl1006])).
% 28.21/4.63  thf(zip_derived_cl1372, plain, (![X3 : $i]:  (ssPv28_1r1 @ X3)),
% 28.21/4.63      inference('sup-', [status(thm)], [zip_derived_cl1016, zip_derived_cl1371])).
% 28.21/4.63  thf(zip_derived_cl974, plain,
% 28.21/4.63      (![X0 : $i, X1 : $i]:  (ssNder1_2r1r1 @ X0 @ X1)),
% 28.21/4.63      inference('demod', [status(thm)],
% 28.21/4.63                [zip_derived_cl965, zip_derived_cl967, zip_derived_cl973])).
% 28.21/4.63  thf(zip_derived_cl979, plain,
% 28.21/4.63      (![X0 : $i, X1 : $i, X2 : $i]:  (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)),
% 28.21/4.63      inference('demod', [status(thm)],
% 28.21/4.63                [zip_derived_cl957, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.63                 zip_derived_cl974])).
% 28.21/4.63  thf(zip_derived_cl1005, plain,
% 28.21/4.63      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 28.21/4.63          (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)),
% 28.21/4.63      inference('demod', [status(thm)],
% 28.21/4.63                [zip_derived_cl948, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.63                 zip_derived_cl974, zip_derived_cl979])).
% 28.21/4.63  thf(zip_derived_cl1029, plain,
% 28.21/4.63      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 28.21/4.63          (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)),
% 28.21/4.63      inference('demod', [status(thm)],
% 28.21/4.63                [zip_derived_cl934, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.63                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005])).
% 28.21/4.63  thf(zip_derived_cl1051, plain,
% 28.21/4.63      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 28.21/4.63          (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)),
% 28.21/4.63      inference('demod', [status(thm)],
% 28.21/4.63                [zip_derived_cl920, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.63                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.63                 zip_derived_cl1029])).
% 28.21/4.63  thf(zip_derived_cl1081, plain,
% 28.21/4.63      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i]:
% 28.21/4.63          (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)),
% 28.21/4.63      inference('demod', [status(thm)],
% 28.21/4.63                [zip_derived_cl900, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.63                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.63                 zip_derived_cl1029, zip_derived_cl1051])).
% 28.21/4.63  thf(zip_derived_cl1120, plain,
% 28.21/4.63      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, X7 : $i]:
% 28.21/4.63          (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7)),
% 28.21/4.63      inference('demod', [status(thm)],
% 28.21/4.63                [zip_derived_cl880, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.63                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.63                 zip_derived_cl1029, zip_derived_cl1051, zip_derived_cl1081])).
% 28.21/4.63  thf(zip_derived_cl1158, plain,
% 28.21/4.63      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.63         X7 : $i, X8 : $i]:
% 28.21/4.63          (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 28.21/4.63           X7 @ X8)),
% 28.21/4.63      inference('demod', [status(thm)],
% 28.21/4.63                [zip_derived_cl860, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.63                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.63                 zip_derived_cl1029, zip_derived_cl1051, zip_derived_cl1081, 
% 28.21/4.63                 zip_derived_cl1120])).
% 28.21/4.63  thf(zip_derived_cl1210, plain,
% 28.21/4.63      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.63         X7 : $i, X8 : $i, X9 : $i]:
% 28.21/4.63          (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 28.21/4.63           X7 @ X8 @ X9)),
% 28.21/4.63      inference('demod', [status(thm)],
% 28.21/4.63                [zip_derived_cl829, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.63                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.63                 zip_derived_cl1029, zip_derived_cl1051, zip_derived_cl1081, 
% 28.21/4.63                 zip_derived_cl1120, zip_derived_cl1158])).
% 28.21/4.63  thf(zip_derived_cl1267, plain,
% 28.21/4.63      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.63         X7 : $i, X8 : $i, X9 : $i, X10 : $i]:
% 28.21/4.63          (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 28.21/4.63           X6 @ X7 @ X8 @ X9 @ X10)),
% 28.21/4.63      inference('demod', [status(thm)],
% 28.21/4.63                [zip_derived_cl806, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.63                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.63                 zip_derived_cl1029, zip_derived_cl1051, zip_derived_cl1081, 
% 28.21/4.63                 zip_derived_cl1120, zip_derived_cl1158, zip_derived_cl1210])).
% 28.21/4.63  thf(zip_derived_cl1314, plain,
% 28.21/4.63      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.63         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i]:
% 28.21/4.63          (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 28.21/4.63           X6 @ X7 @ X8 @ X9 @ X10 @ X11)),
% 28.21/4.63      inference('demod', [status(thm)],
% 28.21/4.63                [zip_derived_cl778, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.63                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.63                 zip_derived_cl1029, zip_derived_cl1051, zip_derived_cl1081, 
% 28.21/4.63                 zip_derived_cl1120, zip_derived_cl1158, zip_derived_cl1210, 
% 28.21/4.63                 zip_derived_cl1267])).
% 28.21/4.63  thf(zip_derived_cl1411, plain,
% 28.21/4.63      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.63         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i]:
% 28.21/4.63          (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 28.21/4.63           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)),
% 28.21/4.63      inference('demod', [status(thm)],
% 28.21/4.63                [zip_derived_cl748, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.63                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.63                 zip_derived_cl1029, zip_derived_cl1051, zip_derived_cl1081, 
% 28.21/4.63                 zip_derived_cl1120, zip_derived_cl1158, zip_derived_cl1210, 
% 28.21/4.63                 zip_derived_cl1267, zip_derived_cl1314])).
% 28.21/4.63  thf(zip_derived_cl1467, plain,
% 28.21/4.63      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.63         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i]:
% 28.21/4.63          (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 28.21/4.63           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)),
% 28.21/4.63      inference('demod', [status(thm)],
% 28.21/4.63                [zip_derived_cl717, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.63                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.63                 zip_derived_cl1029, zip_derived_cl1051, zip_derived_cl1081, 
% 28.21/4.63                 zip_derived_cl1120, zip_derived_cl1158, zip_derived_cl1210, 
% 28.21/4.63                 zip_derived_cl1267, zip_derived_cl1314, zip_derived_cl1411])).
% 28.21/4.63  thf(zip_derived_cl1526, plain,
% 28.21/4.63      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.63         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 28.21/4.63         X14 : $i]:
% 28.21/4.63          (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 28.21/4.63           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)),
% 28.21/4.63      inference('demod', [status(thm)],
% 28.21/4.63                [zip_derived_cl677, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.63                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.63                 zip_derived_cl1029, zip_derived_cl1051, zip_derived_cl1081, 
% 28.21/4.63                 zip_derived_cl1120, zip_derived_cl1158, zip_derived_cl1210, 
% 28.21/4.63                 zip_derived_cl1267, zip_derived_cl1314, zip_derived_cl1411, 
% 28.21/4.63                 zip_derived_cl1467])).
% 28.21/4.63  thf(zip_derived_cl1590, plain,
% 28.21/4.63      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.63         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 28.21/4.63         X14 : $i, X15 : $i]:
% 28.21/4.63          (ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 28.21/4.63           X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15)),
% 28.21/4.63      inference('demod', [status(thm)],
% 28.21/4.63                [zip_derived_cl640, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.63                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.63                 zip_derived_cl1029, zip_derived_cl1051, zip_derived_cl1081, 
% 28.21/4.63                 zip_derived_cl1120, zip_derived_cl1158, zip_derived_cl1210, 
% 28.21/4.63                 zip_derived_cl1267, zip_derived_cl1314, zip_derived_cl1411, 
% 28.21/4.63                 zip_derived_cl1467, zip_derived_cl1526])).
% 28.21/4.63  thf(zip_derived_cl1653, plain,
% 28.21/4.63      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.63         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 28.21/4.63         X14 : $i, X15 : $i, X16 : $i]:
% 28.21/4.63          (ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 28.21/4.63           X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ 
% 28.21/4.63           X16)),
% 28.21/4.63      inference('demod', [status(thm)],
% 28.21/4.63                [zip_derived_cl600, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.63                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.63                 zip_derived_cl1029, zip_derived_cl1051, zip_derived_cl1081, 
% 28.21/4.63                 zip_derived_cl1120, zip_derived_cl1158, zip_derived_cl1210, 
% 28.21/4.63                 zip_derived_cl1267, zip_derived_cl1314, zip_derived_cl1411, 
% 28.21/4.63                 zip_derived_cl1467, zip_derived_cl1526, zip_derived_cl1590])).
% 28.21/4.63  thf(zip_derived_cl1716, plain,
% 28.21/4.63      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.63         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 28.21/4.63         X14 : $i, X15 : $i, X16 : $i, X17 : $i]:
% 28.21/4.63          (ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 28.21/4.63           X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 28.21/4.63           X15 @ X16 @ X17)),
% 28.21/4.63      inference('demod', [status(thm)],
% 28.21/4.63                [zip_derived_cl562, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.63                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.63                 zip_derived_cl1029, zip_derived_cl1051, zip_derived_cl1081, 
% 28.21/4.63                 zip_derived_cl1120, zip_derived_cl1158, zip_derived_cl1210, 
% 28.21/4.63                 zip_derived_cl1267, zip_derived_cl1314, zip_derived_cl1411, 
% 28.21/4.63                 zip_derived_cl1467, zip_derived_cl1526, zip_derived_cl1590, 
% 28.21/4.63                 zip_derived_cl1653])).
% 28.21/4.63  thf(zip_derived_cl1787, plain,
% 28.21/4.63      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.63         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 28.21/4.63         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i]:
% 28.21/4.63          (ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 28.21/4.63           X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 28.21/4.63           X15 @ X16 @ X17 @ X18)),
% 28.21/4.63      inference('demod', [status(thm)],
% 28.21/4.63                [zip_derived_cl520, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.63                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.63                 zip_derived_cl1029, zip_derived_cl1051, zip_derived_cl1081, 
% 28.21/4.63                 zip_derived_cl1120, zip_derived_cl1158, zip_derived_cl1210, 
% 28.21/4.63                 zip_derived_cl1267, zip_derived_cl1314, zip_derived_cl1411, 
% 28.21/4.63                 zip_derived_cl1467, zip_derived_cl1526, zip_derived_cl1590, 
% 28.21/4.63                 zip_derived_cl1653, zip_derived_cl1716])).
% 28.21/4.63  thf(zip_derived_cl1854, plain,
% 28.21/4.63      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.63         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 28.21/4.63         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i]:
% 28.21/4.63          (ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 28.21/4.63           X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 28.21/4.63           X15 @ X16 @ X17 @ X18 @ X19)),
% 28.21/4.63      inference('demod', [status(thm)],
% 28.21/4.63                [zip_derived_cl477, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.63                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.63                 zip_derived_cl1029, zip_derived_cl1051, zip_derived_cl1081, 
% 28.21/4.63                 zip_derived_cl1120, zip_derived_cl1158, zip_derived_cl1210, 
% 28.21/4.63                 zip_derived_cl1267, zip_derived_cl1314, zip_derived_cl1411, 
% 28.21/4.63                 zip_derived_cl1467, zip_derived_cl1526, zip_derived_cl1590, 
% 28.21/4.63                 zip_derived_cl1653, zip_derived_cl1716, zip_derived_cl1787])).
% 28.21/4.63  thf(zip_derived_cl1931, plain,
% 28.21/4.63      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.63         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 28.21/4.63         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i]:
% 28.21/4.63          (ssPv28_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 28.21/4.63           X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 28.21/4.63           X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20)),
% 28.21/4.63      inference('demod', [status(thm)],
% 28.21/4.63                [zip_derived_cl426, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.63                 zip_derived_cl1372, zip_derived_cl974, zip_derived_cl979, 
% 28.21/4.63                 zip_derived_cl1005, zip_derived_cl1029, zip_derived_cl1051, 
% 28.21/4.63                 zip_derived_cl1081, zip_derived_cl1120, zip_derived_cl1158, 
% 28.21/4.63                 zip_derived_cl1210, zip_derived_cl1267, zip_derived_cl1314, 
% 28.21/4.63                 zip_derived_cl1411, zip_derived_cl1467, zip_derived_cl1526, 
% 28.21/4.63                 zip_derived_cl1590, zip_derived_cl1653, zip_derived_cl1716, 
% 28.21/4.63                 zip_derived_cl1787, zip_derived_cl1854])).
% 28.21/4.63  thf(zip_derived_cl1932, plain,
% 28.21/4.63      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.63         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 28.21/4.63         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i]:
% 28.21/4.63         (~ (ssPv20_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 28.21/4.63             X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 28.21/4.63             X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20)
% 28.21/4.63          | ~ (ssPv16_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 28.21/4.63               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 28.21/4.63               X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20)
% 28.21/4.63          | ~ (ssPv8_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 28.21/4.63               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 28.21/4.63               X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20))),
% 28.21/4.63      inference('demod', [status(thm)],
% 28.21/4.63                [zip_derived_cl1858, zip_derived_cl1931])).
% 28.21/4.63  thf(zip_derived_cl1953, plain,
% 28.21/4.63      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.63         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 28.21/4.63         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i]:
% 28.21/4.63         (~ (ssPv20_9r1r1r1r1r1r1r1r1r1 @ X20 @ X19 @ X18 @ X17 @ X16 @ X15 @ 
% 28.21/4.63             X14 @ X13 @ X12)
% 28.21/4.63          | ~ (ssPv8_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X20 @ 
% 28.21/4.63               X19 @ X18 @ X17 @ X16 @ X15 @ X14 @ X13 @ X12 @ X11 @ X10 @ 
% 28.21/4.63               X9 @ X8 @ X7 @ X6 @ X5 @ X4 @ X3 @ X2 @ X1 @ X0)
% 28.21/4.63          | ~ (ssPv16_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X20 @ 
% 28.21/4.63               X19 @ X18 @ X17 @ X16 @ X15 @ X14 @ X13 @ X12 @ X11 @ X10 @ 
% 28.21/4.63               X9 @ X8 @ X7 @ X6 @ X5 @ X4 @ X3 @ X2 @ X1 @ X0))),
% 28.21/4.63      inference('sup-', [status(thm)], [zip_derived_cl1951, zip_derived_cl1932])).
% 28.21/4.63  thf(zip_derived_cl1954, plain,
% 28.21/4.63      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.63         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 28.21/4.63         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i]:
% 28.21/4.63         (~ (ssPv16_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X19 @ X18 @ 
% 28.21/4.63             X17 @ X16 @ X15 @ X14 @ X13 @ X12 @ X11 @ X10 @ X9 @ X8 @ X7 @ 
% 28.21/4.63             X6 @ X5 @ X4 @ X3 @ X2 @ X1 @ X0 @ skc30)
% 28.21/4.63          | ~ (ssPv20_9r1r1r1r1r1r1r1r1r1 @ X19 @ X18 @ X17 @ X16 @ X15 @ 
% 28.21/4.63               X14 @ X13 @ X12 @ X11))),
% 28.21/4.63      inference('sup-', [status(thm)], [zip_derived_cl1859, zip_derived_cl1953])).
% 28.21/4.63  thf(zip_derived_cl1975, plain,
% 28.21/4.63      (![X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 28.21/4.63         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i]:
% 28.21/4.63         (~ (ssPv16_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X19 @ X18 @ X17 @ X16 @ 
% 28.21/4.63             X15 @ X14 @ X13 @ X12 @ X11 @ X10 @ X9 @ X8 @ X7)
% 28.21/4.63          | ~ (ssPv20_9r1r1r1r1r1r1r1r1r1 @ X19 @ X18 @ X17 @ X16 @ X15 @ 
% 28.21/4.63               X14 @ X13 @ X12 @ X11))),
% 28.21/4.63      inference('sup-', [status(thm)], [zip_derived_cl1973, zip_derived_cl1954])).
% 28.21/4.63  thf(zip_derived_cl1976, plain,
% 28.21/4.63      (![X3 : $i, X4 : $i, X5 : $i, X6 : $i, X7 : $i, X8 : $i, X9 : $i, 
% 28.21/4.63         X10 : $i, X11 : $i]:
% 28.21/4.63         ~ (ssPv20_9r1r1r1r1r1r1r1r1r1 @ X11 @ X10 @ X9 @ X8 @ X7 @ X6 @ X5 @ 
% 28.21/4.63            X4 @ X3)),
% 28.21/4.63      inference('sup-', [status(thm)], [zip_derived_cl1337, zip_derived_cl1975])).
% 28.21/4.63  thf(zip_derived_cl1993, plain,
% 28.21/4.63      (![X5 : $i, X6 : $i, X7 : $i, X8 : $i]:
% 28.21/4.63         ~ (ssPv25_4r1r1r1r1 @ X8 @ X7 @ X6 @ X5)),
% 28.21/4.63      inference('sup-', [status(thm)], [zip_derived_cl1736, zip_derived_cl1976])).
% 28.21/4.63  thf(zip_derived_cl2007, plain,
% 28.21/4.63      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.63         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 28.21/4.63         X14 : $i, X15 : $i, X16 : $i]:
% 28.21/4.63         ~ (ssPv25_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 28.21/4.63            X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ 
% 28.21/4.63            X16)),
% 28.21/4.63      inference('demod', [status(thm)],
% 28.21/4.63                [zip_derived_cl1643, zip_derived_cl1993])).
% 28.21/4.63  thf(zip_derived_cl2039, plain,
% 28.21/4.63      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.63         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 28.21/4.63         X14 : $i, X15 : $i, X16 : $i]:
% 28.21/4.63         (~ (ssPv24_5r1r1r1r1r1 @ X16 @ X15 @ X14 @ X13 @ X12)
% 28.21/4.63          | ~ (ssPv12_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X16 @ X15 @ X14 @ 
% 28.21/4.63               X13 @ X12 @ X11 @ X10 @ X9 @ X8 @ X7 @ X6 @ X5 @ X4 @ X3 @ X2 @ 
% 28.21/4.63               X1 @ X0)
% 28.21/4.63          | ~ (ssPv22_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X16 @ X15 @ X14 @ 
% 28.21/4.63               X13 @ X12 @ X11 @ X10 @ X9 @ X8 @ X7 @ X6 @ X5 @ X4 @ X3 @ X2 @ 
% 28.21/4.63               X1 @ X0))),
% 28.21/4.63      inference('demod', [status(thm)],
% 28.21/4.63                [zip_derived_cl1838, zip_derived_cl2007])).
% 28.21/4.63  thf(zip_derived_cl2141, plain,
% 28.21/4.63      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.63         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 28.21/4.63         X14 : $i, X15 : $i, X16 : $i]:
% 28.21/4.63         ( (ssPv15_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X16 @ X15 @ X14 @ X13 @ 
% 28.21/4.63            X12 @ X11 @ X10 @ X9 @ X8 @ X7 @ X6 @ X5 @ X4 @ X3)
% 28.21/4.63          |  (ssPv17_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X16 @ X15 @ X14 @ X13 @ 
% 28.21/4.63              X12 @ X11 @ X10 @ X9 @ X8 @ X7 @ X6 @ X5)
% 28.21/4.63          | ~ (ssPv22_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X16 @ X15 @ X14 @ 
% 28.21/4.63               X13 @ X12 @ X11 @ X10 @ X9 @ X8 @ X7 @ X6 @ X5 @ X4 @ X3 @ X2 @ 
% 28.21/4.63               X1 @ X0)
% 28.21/4.63          | ~ (ssPv24_5r1r1r1r1r1 @ X16 @ X15 @ X14 @ X13 @ X12))),
% 28.21/4.63      inference('sup-', [status(thm)], [zip_derived_cl2139, zip_derived_cl2039])).
% 28.21/4.63  thf(zip_derived_cl2142, plain,
% 28.21/4.63      (![X3 : $i, X4 : $i, X5 : $i, X6 : $i, X7 : $i, X8 : $i, X9 : $i, 
% 28.21/4.63         X10 : $i, X11 : $i, X12 : $i, X13 : $i, X14 : $i, X15 : $i, X16 : $i]:
% 28.21/4.63         (~ (ssPv22_7r1r1r1r1r1r1r1 @ X16 @ X15 @ X14 @ X13 @ X12 @ X11 @ X10)
% 28.21/4.63          | ~ (ssPv24_5r1r1r1r1r1 @ X16 @ X15 @ X14 @ X13 @ X12)
% 28.21/4.63          |  (ssPv17_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X16 @ X15 @ X14 @ X13 @ 
% 28.21/4.63              X12 @ X11 @ X10 @ X9 @ X8 @ X7 @ X6 @ X5)
% 28.21/4.63          |  (ssPv15_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X16 @ X15 @ X14 @ X13 @ 
% 28.21/4.63              X12 @ X11 @ X10 @ X9 @ X8 @ X7 @ X6 @ X5 @ X4 @ X3))),
% 28.21/4.63      inference('sup-', [status(thm)], [zip_derived_cl1682, zip_derived_cl2141])).
% 28.21/4.63  thf(clause288, conjecture,
% 28.21/4.63    (~( ( ssPv17_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.63          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) | 
% 28.21/4.63        ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 28.21/4.63        ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 28.21/4.63        ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 28.21/4.63        ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 28.21/4.63        ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 28.21/4.63        ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 28.21/4.63        ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 28.21/4.63        ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 28.21/4.63        ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 28.21/4.63        ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.63             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 28.21/4.63        ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.63             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 28.21/4.63        ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.63             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 28.21/4.63        ( ~( ssPv17_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.63             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 28.21/4.63        ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.63             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) ))).
% 28.21/4.63  thf(zf_stmt_55, negated_conjecture,
% 28.21/4.63    (( ssPv17_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.63       U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) | 
% 28.21/4.63     ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 28.21/4.63     ( ~( ssNder1_2r1r1 @ U @ V ) ) | ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 28.21/4.63     ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 28.21/4.63     ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 28.21/4.63     ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 28.21/4.63     ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 28.21/4.63     ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 28.21/4.63     ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 28.21/4.63     ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.63          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 28.21/4.63     ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.63          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 28.21/4.63     ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.63          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 28.21/4.63     ( ~( ssPv17_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.63          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 28.21/4.63     ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.63          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) )),
% 28.21/4.63    inference('cnf.neg', [status(esa)], [clause288])).
% 28.21/4.63  thf(zip_derived_cl680, plain,
% 28.21/4.63      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.63         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i]:
% 28.21/4.63         ( (ssPv17_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 28.21/4.63            X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)
% 28.21/4.63          | ~ (ssNder1_0)
% 28.21/4.63          | ~ (ssNder1_1r1 @ X0)
% 28.21/4.63          | ~ (ssNder1_2r1r1 @ X0 @ X1)
% 28.21/4.63          | ~ (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)
% 28.21/4.63          | ~ (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)
% 28.21/4.63          | ~ (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)
% 28.21/4.63          | ~ (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)
% 28.21/4.63          | ~ (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)
% 28.21/4.63          | ~ (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 28.21/4.63               X7)
% 28.21/4.63          | ~ (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 28.21/4.63               X6 @ X7 @ X8)
% 28.21/4.63          | ~ (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 28.21/4.63               X6 @ X7 @ X8 @ X9)
% 28.21/4.63          | ~ (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 28.21/4.63               X5 @ X6 @ X7 @ X8 @ X9 @ X10)
% 28.21/4.63          | ~ (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 28.21/4.63               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11)
% 28.21/4.63          | ~ (ssPv17_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 28.21/4.63               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11)
% 28.21/4.63          | ~ (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 28.21/4.63               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12))),
% 28.21/4.63      inference('cnf', [status(esa)], [zf_stmt_55])).
% 28.21/4.63  thf(zip_derived_cl967, plain, ( (ssNder1_0)),
% 28.21/4.63      inference('cnf', [status(esa)], [zf_stmt_1])).
% 28.21/4.63  thf(zip_derived_cl973, plain, (![X0 : $i]:  (ssNder1_1r1 @ X0)),
% 28.21/4.63      inference('demod', [status(thm)], [zip_derived_cl966, zip_derived_cl967])).
% 28.21/4.63  thf(zip_derived_cl974, plain,
% 28.21/4.63      (![X0 : $i, X1 : $i]:  (ssNder1_2r1r1 @ X0 @ X1)),
% 28.21/4.63      inference('demod', [status(thm)],
% 28.21/4.63                [zip_derived_cl965, zip_derived_cl967, zip_derived_cl973])).
% 28.21/4.63  thf(zip_derived_cl979, plain,
% 28.21/4.63      (![X0 : $i, X1 : $i, X2 : $i]:  (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)),
% 28.21/4.63      inference('demod', [status(thm)],
% 28.21/4.63                [zip_derived_cl957, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.63                 zip_derived_cl974])).
% 28.21/4.63  thf(zip_derived_cl1005, plain,
% 28.21/4.63      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 28.21/4.63          (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)),
% 28.21/4.63      inference('demod', [status(thm)],
% 28.21/4.63                [zip_derived_cl948, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.63                 zip_derived_cl974, zip_derived_cl979])).
% 28.21/4.63  thf(zip_derived_cl1029, plain,
% 28.21/4.63      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 28.21/4.63          (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)),
% 28.21/4.63      inference('demod', [status(thm)],
% 28.21/4.63                [zip_derived_cl934, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.63                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005])).
% 28.21/4.63  thf(zip_derived_cl1051, plain,
% 28.21/4.63      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 28.21/4.63          (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)),
% 28.21/4.63      inference('demod', [status(thm)],
% 28.21/4.63                [zip_derived_cl920, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.63                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.63                 zip_derived_cl1029])).
% 28.21/4.63  thf(zip_derived_cl1081, plain,
% 28.21/4.63      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i]:
% 28.21/4.63          (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)),
% 28.21/4.63      inference('demod', [status(thm)],
% 28.21/4.63                [zip_derived_cl900, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.63                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.63                 zip_derived_cl1029, zip_derived_cl1051])).
% 28.21/4.63  thf(zip_derived_cl1120, plain,
% 28.21/4.63      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, X7 : $i]:
% 28.21/4.63          (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7)),
% 28.21/4.63      inference('demod', [status(thm)],
% 28.21/4.63                [zip_derived_cl880, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.63                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.63                 zip_derived_cl1029, zip_derived_cl1051, zip_derived_cl1081])).
% 28.21/4.63  thf(zip_derived_cl1158, plain,
% 28.21/4.63      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.63         X7 : $i, X8 : $i]:
% 28.21/4.63          (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 28.21/4.63           X7 @ X8)),
% 28.21/4.63      inference('demod', [status(thm)],
% 28.21/4.63                [zip_derived_cl860, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.63                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.63                 zip_derived_cl1029, zip_derived_cl1051, zip_derived_cl1081, 
% 28.21/4.63                 zip_derived_cl1120])).
% 28.21/4.63  thf(zip_derived_cl1210, plain,
% 28.21/4.63      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.63         X7 : $i, X8 : $i, X9 : $i]:
% 28.21/4.63          (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 28.21/4.63           X7 @ X8 @ X9)),
% 28.21/4.63      inference('demod', [status(thm)],
% 28.21/4.63                [zip_derived_cl829, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.63                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.63                 zip_derived_cl1029, zip_derived_cl1051, zip_derived_cl1081, 
% 28.21/4.63                 zip_derived_cl1120, zip_derived_cl1158])).
% 28.21/4.63  thf(zip_derived_cl1267, plain,
% 28.21/4.63      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.63         X7 : $i, X8 : $i, X9 : $i, X10 : $i]:
% 28.21/4.63          (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 28.21/4.63           X6 @ X7 @ X8 @ X9 @ X10)),
% 28.21/4.63      inference('demod', [status(thm)],
% 28.21/4.63                [zip_derived_cl806, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.63                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.63                 zip_derived_cl1029, zip_derived_cl1051, zip_derived_cl1081, 
% 28.21/4.63                 zip_derived_cl1120, zip_derived_cl1158, zip_derived_cl1210])).
% 28.21/4.63  thf(zip_derived_cl1314, plain,
% 28.21/4.63      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.63         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i]:
% 28.21/4.63          (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 28.21/4.63           X6 @ X7 @ X8 @ X9 @ X10 @ X11)),
% 28.21/4.63      inference('demod', [status(thm)],
% 28.21/4.63                [zip_derived_cl778, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.63                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.63                 zip_derived_cl1029, zip_derived_cl1051, zip_derived_cl1081, 
% 28.21/4.63                 zip_derived_cl1120, zip_derived_cl1158, zip_derived_cl1210, 
% 28.21/4.63                 zip_derived_cl1267])).
% 28.21/4.63  thf(zip_derived_cl1411, plain,
% 28.21/4.63      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.63         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i]:
% 28.21/4.63          (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 28.21/4.63           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)),
% 28.21/4.63      inference('demod', [status(thm)],
% 28.21/4.63                [zip_derived_cl748, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.63                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.63                 zip_derived_cl1029, zip_derived_cl1051, zip_derived_cl1081, 
% 28.21/4.63                 zip_derived_cl1120, zip_derived_cl1158, zip_derived_cl1210, 
% 28.21/4.63                 zip_derived_cl1267, zip_derived_cl1314])).
% 28.21/4.63  thf(zip_derived_cl1519, plain,
% 28.21/4.63      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.63         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i]:
% 28.21/4.63         ( (ssPv17_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 28.21/4.63            X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)
% 28.21/4.63          | ~ (ssPv17_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 28.21/4.63               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11))),
% 28.21/4.63      inference('demod', [status(thm)],
% 28.21/4.63                [zip_derived_cl680, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.63                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.63                 zip_derived_cl1029, zip_derived_cl1051, zip_derived_cl1081, 
% 28.21/4.63                 zip_derived_cl1120, zip_derived_cl1158, zip_derived_cl1210, 
% 28.21/4.63                 zip_derived_cl1267, zip_derived_cl1314, zip_derived_cl1411])).
% 28.21/4.63  thf(clause221, conjecture,
% 28.21/4.63    (~( ( ssPv15_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.63          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ skc36 ) | 
% 28.21/4.63        ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 28.21/4.63        ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 28.21/4.63        ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 28.21/4.63        ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 28.21/4.63        ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 28.21/4.63        ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 28.21/4.63        ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 28.21/4.63        ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 28.21/4.63        ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 28.21/4.63        ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.63             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 28.21/4.63        ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.63             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 28.21/4.63        ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.63             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) ))).
% 28.21/4.63  thf(zf_stmt_56, negated_conjecture,
% 28.21/4.63    (( ssPv15_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.63       U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ skc36 ) | 
% 28.21/4.63     ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 28.21/4.63     ( ~( ssNder1_2r1r1 @ U @ V ) ) | ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 28.21/4.63     ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 28.21/4.63     ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 28.21/4.63     ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 28.21/4.63     ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 28.21/4.63     ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 28.21/4.63     ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 28.21/4.63     ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.63          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 28.21/4.63     ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.63          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 28.21/4.63     ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.63          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) )),
% 28.21/4.63    inference('cnf.neg', [status(esa)], [clause221])).
% 28.21/4.63  thf(zip_derived_cl747, plain,
% 28.21/4.63      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.63         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i]:
% 28.21/4.63         ( (ssPv15_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 28.21/4.63            X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ skc36)
% 28.21/4.63          | ~ (ssNder1_0)
% 28.21/4.63          | ~ (ssNder1_1r1 @ X0)
% 28.21/4.63          | ~ (ssNder1_2r1r1 @ X0 @ X1)
% 28.21/4.63          | ~ (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)
% 28.21/4.63          | ~ (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)
% 28.21/4.63          | ~ (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)
% 28.21/4.63          | ~ (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)
% 28.21/4.63          | ~ (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)
% 28.21/4.63          | ~ (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 28.21/4.63               X7)
% 28.21/4.63          | ~ (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 28.21/4.63               X6 @ X7 @ X8)
% 28.21/4.63          | ~ (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 28.21/4.63               X6 @ X7 @ X8 @ X9)
% 28.21/4.63          | ~ (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 28.21/4.63               X5 @ X6 @ X7 @ X8 @ X9 @ X10)
% 28.21/4.63          | ~ (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 28.21/4.63               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11))),
% 28.21/4.63      inference('cnf', [status(esa)], [zf_stmt_56])).
% 28.21/4.63  thf(zip_derived_cl967, plain, ( (ssNder1_0)),
% 28.21/4.63      inference('cnf', [status(esa)], [zf_stmt_1])).
% 28.21/4.63  thf(zip_derived_cl973, plain, (![X0 : $i]:  (ssNder1_1r1 @ X0)),
% 28.21/4.63      inference('demod', [status(thm)], [zip_derived_cl966, zip_derived_cl967])).
% 28.21/4.63  thf(zip_derived_cl974, plain,
% 28.21/4.63      (![X0 : $i, X1 : $i]:  (ssNder1_2r1r1 @ X0 @ X1)),
% 28.21/4.63      inference('demod', [status(thm)],
% 28.21/4.63                [zip_derived_cl965, zip_derived_cl967, zip_derived_cl973])).
% 28.21/4.63  thf(zip_derived_cl979, plain,
% 28.21/4.63      (![X0 : $i, X1 : $i, X2 : $i]:  (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)),
% 28.21/4.63      inference('demod', [status(thm)],
% 28.21/4.63                [zip_derived_cl957, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.63                 zip_derived_cl974])).
% 28.21/4.63  thf(zip_derived_cl1005, plain,
% 28.21/4.63      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 28.21/4.63          (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)),
% 28.21/4.63      inference('demod', [status(thm)],
% 28.21/4.63                [zip_derived_cl948, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.63                 zip_derived_cl974, zip_derived_cl979])).
% 28.21/4.63  thf(zip_derived_cl1029, plain,
% 28.21/4.63      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 28.21/4.63          (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)),
% 28.21/4.63      inference('demod', [status(thm)],
% 28.21/4.63                [zip_derived_cl934, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.63                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005])).
% 28.21/4.63  thf(zip_derived_cl1051, plain,
% 28.21/4.63      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 28.21/4.63          (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)),
% 28.21/4.63      inference('demod', [status(thm)],
% 28.21/4.63                [zip_derived_cl920, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.63                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.63                 zip_derived_cl1029])).
% 28.21/4.63  thf(zip_derived_cl1081, plain,
% 28.21/4.63      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i]:
% 28.21/4.63          (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)),
% 28.21/4.63      inference('demod', [status(thm)],
% 28.21/4.63                [zip_derived_cl900, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.63                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.63                 zip_derived_cl1029, zip_derived_cl1051])).
% 28.21/4.63  thf(zip_derived_cl1120, plain,
% 28.21/4.63      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, X7 : $i]:
% 28.21/4.63          (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7)),
% 28.21/4.63      inference('demod', [status(thm)],
% 28.21/4.63                [zip_derived_cl880, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.63                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.63                 zip_derived_cl1029, zip_derived_cl1051, zip_derived_cl1081])).
% 28.21/4.63  thf(zip_derived_cl1158, plain,
% 28.21/4.63      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.63         X7 : $i, X8 : $i]:
% 28.21/4.63          (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 28.21/4.63           X7 @ X8)),
% 28.21/4.63      inference('demod', [status(thm)],
% 28.21/4.63                [zip_derived_cl860, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.63                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.63                 zip_derived_cl1029, zip_derived_cl1051, zip_derived_cl1081, 
% 28.21/4.63                 zip_derived_cl1120])).
% 28.21/4.63  thf(zip_derived_cl1210, plain,
% 28.21/4.63      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.63         X7 : $i, X8 : $i, X9 : $i]:
% 28.21/4.63          (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 28.21/4.63           X7 @ X8 @ X9)),
% 28.21/4.63      inference('demod', [status(thm)],
% 28.21/4.63                [zip_derived_cl829, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.63                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.63                 zip_derived_cl1029, zip_derived_cl1051, zip_derived_cl1081, 
% 28.21/4.63                 zip_derived_cl1120, zip_derived_cl1158])).
% 28.21/4.63  thf(zip_derived_cl1267, plain,
% 28.21/4.63      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.63         X7 : $i, X8 : $i, X9 : $i, X10 : $i]:
% 28.21/4.63          (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 28.21/4.63           X6 @ X7 @ X8 @ X9 @ X10)),
% 28.21/4.63      inference('demod', [status(thm)],
% 28.21/4.63                [zip_derived_cl806, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.63                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.63                 zip_derived_cl1029, zip_derived_cl1051, zip_derived_cl1081, 
% 28.21/4.63                 zip_derived_cl1120, zip_derived_cl1158, zip_derived_cl1210])).
% 28.21/4.63  thf(zip_derived_cl1314, plain,
% 28.21/4.63      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.63         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i]:
% 28.21/4.63          (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 28.21/4.63           X6 @ X7 @ X8 @ X9 @ X10 @ X11)),
% 28.21/4.63      inference('demod', [status(thm)],
% 28.21/4.63                [zip_derived_cl778, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.63                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.63                 zip_derived_cl1029, zip_derived_cl1051, zip_derived_cl1081, 
% 28.21/4.63                 zip_derived_cl1120, zip_derived_cl1158, zip_derived_cl1210, 
% 28.21/4.63                 zip_derived_cl1267])).
% 28.21/4.63  thf(zip_derived_cl1427, plain,
% 28.21/4.63      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.63         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i]:
% 28.21/4.63          (ssPv15_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 28.21/4.63           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ skc36)),
% 28.21/4.63      inference('demod', [status(thm)],
% 28.21/4.63                [zip_derived_cl747, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.63                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.63                 zip_derived_cl1029, zip_derived_cl1051, zip_derived_cl1081, 
% 28.21/4.63                 zip_derived_cl1120, zip_derived_cl1158, zip_derived_cl1210, 
% 28.21/4.63                 zip_derived_cl1267, zip_derived_cl1314])).
% 28.21/4.63  thf(clause271, conjecture,
% 28.21/4.63    (~( ( ssPv22_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.63          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) | 
% 28.21/4.63        ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 28.21/4.63        ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 28.21/4.63        ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 28.21/4.63        ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 28.21/4.63        ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 28.21/4.63        ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 28.21/4.63        ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 28.21/4.63        ( ~( ssPv22_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 28.21/4.63        ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 28.21/4.63        ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 28.21/4.63        ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.63             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 28.21/4.63        ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.63             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 28.21/4.63        ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.63             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 28.21/4.63        ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.63             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) ))).
% 28.21/4.63  thf(zf_stmt_57, negated_conjecture,
% 28.21/4.63    (( ssPv22_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.63       U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) | 
% 28.21/4.63     ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 28.21/4.63     ( ~( ssNder1_2r1r1 @ U @ V ) ) | ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 28.21/4.63     ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 28.21/4.63     ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 28.21/4.63     ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 28.21/4.63     ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 28.21/4.63     ( ~( ssPv22_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 28.21/4.63     ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 28.21/4.63     ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 28.21/4.63     ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.63          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 28.21/4.63     ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.63          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 28.21/4.63     ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.63          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 28.21/4.63     ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.63          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) )),
% 28.21/4.63    inference('cnf.neg', [status(esa)], [clause271])).
% 28.21/4.63  thf(zip_derived_cl697, plain,
% 28.21/4.63      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.63         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i]:
% 28.21/4.63         ( (ssPv22_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 28.21/4.63            X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)
% 28.21/4.63          | ~ (ssNder1_0)
% 28.21/4.63          | ~ (ssNder1_1r1 @ X0)
% 28.21/4.63          | ~ (ssNder1_2r1r1 @ X0 @ X1)
% 28.21/4.63          | ~ (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)
% 28.21/4.63          | ~ (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)
% 28.21/4.63          | ~ (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)
% 28.21/4.63          | ~ (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)
% 28.21/4.63          | ~ (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)
% 28.21/4.63          | ~ (ssPv22_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)
% 28.21/4.63          | ~ (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 28.21/4.63               X7)
% 28.21/4.63          | ~ (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 28.21/4.63               X6 @ X7 @ X8)
% 28.21/4.63          | ~ (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 28.21/4.63               X6 @ X7 @ X8 @ X9)
% 28.21/4.63          | ~ (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 28.21/4.63               X5 @ X6 @ X7 @ X8 @ X9 @ X10)
% 28.21/4.63          | ~ (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 28.21/4.63               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11)
% 28.21/4.63          | ~ (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 28.21/4.63               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12))),
% 28.21/4.63      inference('cnf', [status(esa)], [zf_stmt_57])).
% 28.21/4.63  thf(zip_derived_cl967, plain, ( (ssNder1_0)),
% 28.21/4.63      inference('cnf', [status(esa)], [zf_stmt_1])).
% 28.21/4.63  thf(zip_derived_cl973, plain, (![X0 : $i]:  (ssNder1_1r1 @ X0)),
% 28.21/4.63      inference('demod', [status(thm)], [zip_derived_cl966, zip_derived_cl967])).
% 28.21/4.63  thf(zip_derived_cl974, plain,
% 28.21/4.63      (![X0 : $i, X1 : $i]:  (ssNder1_2r1r1 @ X0 @ X1)),
% 28.21/4.63      inference('demod', [status(thm)],
% 28.21/4.63                [zip_derived_cl965, zip_derived_cl967, zip_derived_cl973])).
% 28.21/4.63  thf(zip_derived_cl979, plain,
% 28.21/4.63      (![X0 : $i, X1 : $i, X2 : $i]:  (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)),
% 28.21/4.63      inference('demod', [status(thm)],
% 28.21/4.63                [zip_derived_cl957, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.63                 zip_derived_cl974])).
% 28.21/4.63  thf(zip_derived_cl1005, plain,
% 28.21/4.63      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 28.21/4.63          (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)),
% 28.21/4.63      inference('demod', [status(thm)],
% 28.21/4.63                [zip_derived_cl948, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.63                 zip_derived_cl974, zip_derived_cl979])).
% 28.21/4.63  thf(zip_derived_cl1029, plain,
% 28.21/4.63      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 28.21/4.63          (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)),
% 28.21/4.63      inference('demod', [status(thm)],
% 28.21/4.63                [zip_derived_cl934, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.63                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005])).
% 28.21/4.63  thf(zip_derived_cl1051, plain,
% 28.21/4.63      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 28.21/4.63          (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)),
% 28.21/4.63      inference('demod', [status(thm)],
% 28.21/4.63                [zip_derived_cl920, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.63                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.63                 zip_derived_cl1029])).
% 28.21/4.63  thf(zip_derived_cl1081, plain,
% 28.21/4.63      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i]:
% 28.21/4.63          (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)),
% 28.21/4.63      inference('demod', [status(thm)],
% 28.21/4.63                [zip_derived_cl900, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.63                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.63                 zip_derived_cl1029, zip_derived_cl1051])).
% 28.21/4.63  thf(zip_derived_cl1120, plain,
% 28.21/4.63      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, X7 : $i]:
% 28.21/4.63          (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7)),
% 28.21/4.63      inference('demod', [status(thm)],
% 28.21/4.63                [zip_derived_cl880, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.63                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.63                 zip_derived_cl1029, zip_derived_cl1051, zip_derived_cl1081])).
% 28.21/4.63  thf(zip_derived_cl1158, plain,
% 28.21/4.63      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.63         X7 : $i, X8 : $i]:
% 28.21/4.63          (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 28.21/4.63           X7 @ X8)),
% 28.21/4.63      inference('demod', [status(thm)],
% 28.21/4.63                [zip_derived_cl860, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.63                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.63                 zip_derived_cl1029, zip_derived_cl1051, zip_derived_cl1081, 
% 28.21/4.63                 zip_derived_cl1120])).
% 28.21/4.63  thf(zip_derived_cl1210, plain,
% 28.21/4.63      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.63         X7 : $i, X8 : $i, X9 : $i]:
% 28.21/4.63          (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 28.21/4.63           X7 @ X8 @ X9)),
% 28.21/4.63      inference('demod', [status(thm)],
% 28.21/4.63                [zip_derived_cl829, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.63                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.63                 zip_derived_cl1029, zip_derived_cl1051, zip_derived_cl1081, 
% 28.21/4.63                 zip_derived_cl1120, zip_derived_cl1158])).
% 28.21/4.63  thf(zip_derived_cl1267, plain,
% 28.21/4.63      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.63         X7 : $i, X8 : $i, X9 : $i, X10 : $i]:
% 28.21/4.63          (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 28.21/4.63           X6 @ X7 @ X8 @ X9 @ X10)),
% 28.21/4.63      inference('demod', [status(thm)],
% 28.21/4.63                [zip_derived_cl806, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.63                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.63                 zip_derived_cl1029, zip_derived_cl1051, zip_derived_cl1081, 
% 28.21/4.63                 zip_derived_cl1120, zip_derived_cl1158, zip_derived_cl1210])).
% 28.21/4.63  thf(zip_derived_cl1314, plain,
% 28.21/4.63      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.63         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i]:
% 28.21/4.63          (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 28.21/4.63           X6 @ X7 @ X8 @ X9 @ X10 @ X11)),
% 28.21/4.63      inference('demod', [status(thm)],
% 28.21/4.63                [zip_derived_cl778, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.63                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.63                 zip_derived_cl1029, zip_derived_cl1051, zip_derived_cl1081, 
% 28.21/4.63                 zip_derived_cl1120, zip_derived_cl1158, zip_derived_cl1210, 
% 28.21/4.63                 zip_derived_cl1267])).
% 28.21/4.63  thf(zip_derived_cl1411, plain,
% 28.21/4.63      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.63         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i]:
% 28.21/4.63          (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 28.21/4.63           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)),
% 28.21/4.63      inference('demod', [status(thm)],
% 28.21/4.63                [zip_derived_cl748, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.63                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.63                 zip_derived_cl1029, zip_derived_cl1051, zip_derived_cl1081, 
% 28.21/4.63                 zip_derived_cl1120, zip_derived_cl1158, zip_derived_cl1210, 
% 28.21/4.63                 zip_derived_cl1267, zip_derived_cl1314])).
% 28.21/4.63  thf(zip_derived_cl1495, plain,
% 28.21/4.63      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.63         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i]:
% 28.21/4.63         ( (ssPv22_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 28.21/4.63            X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)
% 28.21/4.63          | ~ (ssPv22_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6))),
% 28.21/4.63      inference('demod', [status(thm)],
% 28.21/4.63                [zip_derived_cl697, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.63                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.63                 zip_derived_cl1029, zip_derived_cl1051, zip_derived_cl1081, 
% 28.21/4.63                 zip_derived_cl1120, zip_derived_cl1158, zip_derived_cl1210, 
% 28.21/4.63                 zip_derived_cl1267, zip_derived_cl1314, zip_derived_cl1411])).
% 28.21/4.63  thf(clause361, conjecture,
% 28.21/4.63    (~( ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 28.21/4.63        ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 28.21/4.63        ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 28.21/4.63        ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 28.21/4.63        ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 28.21/4.63        ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 28.21/4.63        ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 28.21/4.63        ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 28.21/4.63        ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 28.21/4.63        ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.63             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 28.21/4.63        ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.63             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 28.21/4.63        ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.63             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 28.21/4.63        ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.63             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 28.21/4.63        ( ~( ssPv28_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.63             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) | 
% 28.21/4.63        ( ~( ssPv22_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.63             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) | 
% 28.21/4.63        ( ~( ssPv17_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.63             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) | 
% 28.21/4.63        ( ~( ssPv15_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.63             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) ))).
% 28.21/4.63  thf(zf_stmt_58, negated_conjecture,
% 28.21/4.63    (( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 28.21/4.63     ( ~( ssNder1_2r1r1 @ U @ V ) ) | ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 28.21/4.63     ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 28.21/4.63     ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 28.21/4.63     ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 28.21/4.63     ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 28.21/4.63     ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 28.21/4.63     ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 28.21/4.63     ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.63          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 28.21/4.63     ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.63          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 28.21/4.63     ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.63          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 28.21/4.63     ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.63          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 28.21/4.63     ( ~( ssPv28_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.63          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) | 
% 28.21/4.63     ( ~( ssPv22_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.63          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) | 
% 28.21/4.63     ( ~( ssPv17_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.63          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) | 
% 28.21/4.63     ( ~( ssPv15_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.63          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) )),
% 28.21/4.63    inference('cnf.neg', [status(esa)], [clause361])).
% 28.21/4.63  thf(zip_derived_cl607, plain,
% 28.21/4.63      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.63         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i]:
% 28.21/4.63         (~ (ssNder1_0)
% 28.21/4.63          | ~ (ssNder1_1r1 @ X0)
% 28.21/4.63          | ~ (ssNder1_2r1r1 @ X0 @ X1)
% 28.21/4.63          | ~ (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)
% 28.21/4.63          | ~ (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)
% 28.21/4.63          | ~ (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)
% 28.21/4.63          | ~ (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)
% 28.21/4.63          | ~ (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)
% 28.21/4.63          | ~ (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 28.21/4.63               X7)
% 28.21/4.63          | ~ (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 28.21/4.63               X6 @ X7 @ X8)
% 28.21/4.63          | ~ (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 28.21/4.63               X6 @ X7 @ X8 @ X9)
% 28.21/4.63          | ~ (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 28.21/4.63               X5 @ X6 @ X7 @ X8 @ X9 @ X10)
% 28.21/4.63          | ~ (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 28.21/4.63               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11)
% 28.21/4.63          | ~ (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 28.21/4.63               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)
% 28.21/4.63          | ~ (ssPv28_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 28.21/4.63               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)
% 28.21/4.63          | ~ (ssPv22_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 28.21/4.63               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)
% 28.21/4.63          | ~ (ssPv17_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 28.21/4.63               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)
% 28.21/4.63          | ~ (ssPv15_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 28.21/4.63               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13))),
% 28.21/4.63      inference('cnf', [status(esa)], [zf_stmt_58])).
% 28.21/4.63  thf(zip_derived_cl967, plain, ( (ssNder1_0)),
% 28.21/4.63      inference('cnf', [status(esa)], [zf_stmt_1])).
% 28.21/4.63  thf(zip_derived_cl973, plain, (![X0 : $i]:  (ssNder1_1r1 @ X0)),
% 28.21/4.63      inference('demod', [status(thm)], [zip_derived_cl966, zip_derived_cl967])).
% 28.21/4.63  thf(zip_derived_cl974, plain,
% 28.21/4.63      (![X0 : $i, X1 : $i]:  (ssNder1_2r1r1 @ X0 @ X1)),
% 28.21/4.63      inference('demod', [status(thm)],
% 28.21/4.63                [zip_derived_cl965, zip_derived_cl967, zip_derived_cl973])).
% 28.21/4.63  thf(zip_derived_cl979, plain,
% 28.21/4.63      (![X0 : $i, X1 : $i, X2 : $i]:  (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)),
% 28.21/4.63      inference('demod', [status(thm)],
% 28.21/4.63                [zip_derived_cl957, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.63                 zip_derived_cl974])).
% 28.21/4.63  thf(zip_derived_cl1005, plain,
% 28.21/4.63      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 28.21/4.63          (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)),
% 28.21/4.63      inference('demod', [status(thm)],
% 28.21/4.63                [zip_derived_cl948, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.63                 zip_derived_cl974, zip_derived_cl979])).
% 28.21/4.63  thf(zip_derived_cl1029, plain,
% 28.21/4.63      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 28.21/4.63          (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)),
% 28.21/4.63      inference('demod', [status(thm)],
% 28.21/4.63                [zip_derived_cl934, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.63                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005])).
% 28.21/4.63  thf(zip_derived_cl1051, plain,
% 28.21/4.63      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 28.21/4.63          (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)),
% 28.21/4.63      inference('demod', [status(thm)],
% 28.21/4.63                [zip_derived_cl920, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.63                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.63                 zip_derived_cl1029])).
% 28.21/4.63  thf(zip_derived_cl1081, plain,
% 28.21/4.63      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i]:
% 28.21/4.63          (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)),
% 28.21/4.63      inference('demod', [status(thm)],
% 28.21/4.63                [zip_derived_cl900, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.63                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.63                 zip_derived_cl1029, zip_derived_cl1051])).
% 28.21/4.63  thf(zip_derived_cl1114, plain,
% 28.21/4.63      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.63         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i]:
% 28.21/4.63         (~ (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7)
% 28.21/4.63          | ~ (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 28.21/4.63               X6 @ X7 @ X8)
% 28.21/4.63          | ~ (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 28.21/4.63               X6 @ X7 @ X8 @ X9)
% 28.21/4.63          | ~ (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 28.21/4.63               X5 @ X6 @ X7 @ X8 @ X9 @ X10)
% 28.21/4.63          | ~ (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 28.21/4.63               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11)
% 28.21/4.63          | ~ (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 28.21/4.63               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)
% 28.21/4.63          | ~ (ssPv28_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 28.21/4.63               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)
% 28.21/4.63          | ~ (ssPv22_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 28.21/4.63               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)
% 28.21/4.63          | ~ (ssPv17_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 28.21/4.63               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)
% 28.21/4.63          | ~ (ssPv15_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 28.21/4.63               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13))),
% 28.21/4.63      inference('demod', [status(thm)],
% 28.21/4.63                [zip_derived_cl607, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.63                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.63                 zip_derived_cl1029, zip_derived_cl1051, zip_derived_cl1081])).
% 28.21/4.63  thf(zip_derived_cl1120, plain,
% 28.21/4.63      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, X7 : $i]:
% 28.21/4.63          (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7)),
% 28.21/4.63      inference('demod', [status(thm)],
% 28.21/4.63                [zip_derived_cl880, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.63                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.63                 zip_derived_cl1029, zip_derived_cl1051, zip_derived_cl1081])).
% 28.21/4.63  thf(zip_derived_cl1128, plain,
% 28.21/4.63      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.63         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i]:
% 28.21/4.63         (~ (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 28.21/4.63             X7 @ X8)
% 28.21/4.63          | ~ (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 28.21/4.63               X6 @ X7 @ X8 @ X9)
% 28.21/4.63          | ~ (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 28.21/4.63               X5 @ X6 @ X7 @ X8 @ X9 @ X10)
% 28.21/4.63          | ~ (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 28.21/4.63               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11)
% 28.21/4.63          | ~ (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 28.21/4.63               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)
% 28.21/4.63          | ~ (ssPv28_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 28.21/4.63               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)
% 28.21/4.63          | ~ (ssPv22_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 28.21/4.63               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)
% 28.21/4.63          | ~ (ssPv17_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 28.21/4.63               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)
% 28.21/4.63          | ~ (ssPv15_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 28.21/4.63               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13))),
% 28.21/4.63      inference('demod', [status(thm)],
% 28.21/4.63                [zip_derived_cl1114, zip_derived_cl1120])).
% 28.21/4.63  thf(zip_derived_cl1158, plain,
% 28.21/4.63      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.63         X7 : $i, X8 : $i]:
% 28.21/4.63          (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 28.21/4.63           X7 @ X8)),
% 28.21/4.63      inference('demod', [status(thm)],
% 28.21/4.63                [zip_derived_cl860, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.63                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.63                 zip_derived_cl1029, zip_derived_cl1051, zip_derived_cl1081, 
% 28.21/4.63                 zip_derived_cl1120])).
% 28.21/4.63  thf(zip_derived_cl1177, plain,
% 28.21/4.63      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.63         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i]:
% 28.21/4.63         (~ (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 28.21/4.63             X6 @ X7 @ X8 @ X9)
% 28.21/4.63          | ~ (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 28.21/4.63               X5 @ X6 @ X7 @ X8 @ X9 @ X10)
% 28.21/4.63          | ~ (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 28.21/4.63               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11)
% 28.21/4.63          | ~ (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 28.21/4.63               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)
% 28.21/4.63          | ~ (ssPv28_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 28.21/4.63               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)
% 28.21/4.63          | ~ (ssPv22_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 28.21/4.63               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)
% 28.21/4.63          | ~ (ssPv17_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 28.21/4.63               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)
% 28.21/4.63          | ~ (ssPv15_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 28.21/4.63               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13))),
% 28.21/4.63      inference('demod', [status(thm)],
% 28.21/4.63                [zip_derived_cl1128, zip_derived_cl1158])).
% 28.21/4.63  thf(zip_derived_cl1210, plain,
% 28.21/4.63      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.63         X7 : $i, X8 : $i, X9 : $i]:
% 28.21/4.63          (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 28.21/4.63           X7 @ X8 @ X9)),
% 28.21/4.63      inference('demod', [status(thm)],
% 28.21/4.63                [zip_derived_cl829, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.63                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.63                 zip_derived_cl1029, zip_derived_cl1051, zip_derived_cl1081, 
% 28.21/4.63                 zip_derived_cl1120, zip_derived_cl1158])).
% 28.21/4.63  thf(zip_derived_cl1217, plain,
% 28.21/4.63      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.63         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i]:
% 28.21/4.63         (~ (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 28.21/4.63             X6 @ X7 @ X8 @ X9 @ X10)
% 28.21/4.63          | ~ (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 28.21/4.63               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11)
% 28.21/4.63          | ~ (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 28.21/4.63               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)
% 28.21/4.63          | ~ (ssPv28_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 28.21/4.63               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)
% 28.21/4.63          | ~ (ssPv22_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 28.21/4.63               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)
% 28.21/4.63          | ~ (ssPv17_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 28.21/4.63               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)
% 28.21/4.63          | ~ (ssPv15_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 28.21/4.63               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13))),
% 28.21/4.63      inference('demod', [status(thm)],
% 28.21/4.63                [zip_derived_cl1177, zip_derived_cl1210])).
% 28.21/4.63  thf(zip_derived_cl1267, plain,
% 28.21/4.63      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.63         X7 : $i, X8 : $i, X9 : $i, X10 : $i]:
% 28.21/4.63          (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 28.21/4.63           X6 @ X7 @ X8 @ X9 @ X10)),
% 28.21/4.63      inference('demod', [status(thm)],
% 28.21/4.63                [zip_derived_cl806, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.63                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.63                 zip_derived_cl1029, zip_derived_cl1051, zip_derived_cl1081, 
% 28.21/4.63                 zip_derived_cl1120, zip_derived_cl1158, zip_derived_cl1210])).
% 28.21/4.63  thf(zip_derived_cl1274, plain,
% 28.21/4.63      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.63         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i]:
% 28.21/4.63         (~ (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 28.21/4.63             X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11)
% 28.21/4.63          | ~ (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 28.21/4.63               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)
% 28.21/4.63          | ~ (ssPv28_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 28.21/4.63               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)
% 28.21/4.63          | ~ (ssPv22_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 28.21/4.63               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)
% 28.21/4.63          | ~ (ssPv17_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 28.21/4.63               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)
% 28.21/4.63          | ~ (ssPv15_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 28.21/4.63               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13))),
% 28.21/4.63      inference('demod', [status(thm)],
% 28.21/4.63                [zip_derived_cl1217, zip_derived_cl1267])).
% 28.21/4.63  thf(zip_derived_cl1314, plain,
% 28.21/4.63      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.63         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i]:
% 28.21/4.63          (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 28.21/4.63           X6 @ X7 @ X8 @ X9 @ X10 @ X11)),
% 28.21/4.63      inference('demod', [status(thm)],
% 28.21/4.63                [zip_derived_cl778, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.63                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.63                 zip_derived_cl1029, zip_derived_cl1051, zip_derived_cl1081, 
% 28.21/4.63                 zip_derived_cl1120, zip_derived_cl1158, zip_derived_cl1210, 
% 28.21/4.63                 zip_derived_cl1267])).
% 28.21/4.63  thf(zip_derived_cl1319, plain,
% 28.21/4.63      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.63         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i]:
% 28.21/4.63         (~ (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 28.21/4.63             X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)
% 28.21/4.63          | ~ (ssPv28_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 28.21/4.63               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)
% 28.21/4.63          | ~ (ssPv22_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 28.21/4.63               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)
% 28.21/4.63          | ~ (ssPv17_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 28.21/4.63               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)
% 28.21/4.63          | ~ (ssPv15_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 28.21/4.64               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13))),
% 28.21/4.64      inference('demod', [status(thm)],
% 28.21/4.64                [zip_derived_cl1274, zip_derived_cl1314])).
% 28.21/4.64  thf(zip_derived_cl1411, plain,
% 28.21/4.64      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.64         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i]:
% 28.21/4.64          (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 28.21/4.64           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)),
% 28.21/4.64      inference('demod', [status(thm)],
% 28.21/4.64                [zip_derived_cl748, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.64                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.64                 zip_derived_cl1029, zip_derived_cl1051, zip_derived_cl1081, 
% 28.21/4.64                 zip_derived_cl1120, zip_derived_cl1158, zip_derived_cl1210, 
% 28.21/4.64                 zip_derived_cl1267, zip_derived_cl1314])).
% 28.21/4.64  thf(zip_derived_cl1414, plain,
% 28.21/4.64      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.64         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i]:
% 28.21/4.64         (~ (ssPv28_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 28.21/4.64             X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)
% 28.21/4.64          | ~ (ssPv22_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 28.21/4.64               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)
% 28.21/4.64          | ~ (ssPv17_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 28.21/4.64               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)
% 28.21/4.64          | ~ (ssPv15_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 28.21/4.64               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13))),
% 28.21/4.64      inference('demod', [status(thm)],
% 28.21/4.64                [zip_derived_cl1319, zip_derived_cl1411])).
% 28.21/4.64  thf(clause255, conjecture,
% 28.21/4.64    (~( ( ssPv28_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.64          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) | 
% 28.21/4.64        ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 28.21/4.64        ( ~( ssPv28_1r1 @ U ) ) | ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 28.21/4.64        ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 28.21/4.64        ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 28.21/4.64        ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 28.21/4.64        ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 28.21/4.64        ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 28.21/4.64        ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 28.21/4.64        ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 28.21/4.64        ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.64             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 28.21/4.64        ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.64             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 28.21/4.64        ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.64             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 28.21/4.64        ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.64             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) ))).
% 28.21/4.64  thf(zf_stmt_59, negated_conjecture,
% 28.21/4.64    (( ssPv28_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.64       U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) | 
% 28.21/4.64     ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | ( ~( ssPv28_1r1 @ U ) ) | 
% 28.21/4.64     ( ~( ssNder1_2r1r1 @ U @ V ) ) | ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 28.21/4.64     ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 28.21/4.64     ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 28.21/4.64     ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 28.21/4.64     ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 28.21/4.64     ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 28.21/4.64     ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 28.21/4.64     ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.64          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 28.21/4.64     ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.64          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 28.21/4.64     ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.64          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 28.21/4.64     ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.64          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) )),
% 28.21/4.64    inference('cnf.neg', [status(esa)], [clause255])).
% 28.21/4.64  thf(zip_derived_cl713, plain,
% 28.21/4.64      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.64         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i]:
% 28.21/4.64         ( (ssPv28_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 28.21/4.64            X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)
% 28.21/4.64          | ~ (ssNder1_0)
% 28.21/4.64          | ~ (ssNder1_1r1 @ X0)
% 28.21/4.64          | ~ (ssPv28_1r1 @ X0)
% 28.21/4.64          | ~ (ssNder1_2r1r1 @ X0 @ X1)
% 28.21/4.64          | ~ (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)
% 28.21/4.64          | ~ (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)
% 28.21/4.64          | ~ (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)
% 28.21/4.64          | ~ (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)
% 28.21/4.64          | ~ (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)
% 28.21/4.64          | ~ (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 28.21/4.64               X7)
% 28.21/4.64          | ~ (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 28.21/4.64               X6 @ X7 @ X8)
% 28.21/4.64          | ~ (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 28.21/4.64               X6 @ X7 @ X8 @ X9)
% 28.21/4.64          | ~ (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 28.21/4.64               X5 @ X6 @ X7 @ X8 @ X9 @ X10)
% 28.21/4.64          | ~ (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 28.21/4.64               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11)
% 28.21/4.64          | ~ (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 28.21/4.64               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12))),
% 28.21/4.64      inference('cnf', [status(esa)], [zf_stmt_59])).
% 28.21/4.64  thf(zip_derived_cl967, plain, ( (ssNder1_0)),
% 28.21/4.64      inference('cnf', [status(esa)], [zf_stmt_1])).
% 28.21/4.64  thf(zip_derived_cl973, plain, (![X0 : $i]:  (ssNder1_1r1 @ X0)),
% 28.21/4.64      inference('demod', [status(thm)], [zip_derived_cl966, zip_derived_cl967])).
% 28.21/4.64  thf(zip_derived_cl1372, plain, (![X3 : $i]:  (ssPv28_1r1 @ X3)),
% 28.21/4.64      inference('sup-', [status(thm)], [zip_derived_cl1016, zip_derived_cl1371])).
% 28.21/4.64  thf(zip_derived_cl974, plain,
% 28.21/4.64      (![X0 : $i, X1 : $i]:  (ssNder1_2r1r1 @ X0 @ X1)),
% 28.21/4.64      inference('demod', [status(thm)],
% 28.21/4.64                [zip_derived_cl965, zip_derived_cl967, zip_derived_cl973])).
% 28.21/4.64  thf(zip_derived_cl979, plain,
% 28.21/4.64      (![X0 : $i, X1 : $i, X2 : $i]:  (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)),
% 28.21/4.64      inference('demod', [status(thm)],
% 28.21/4.64                [zip_derived_cl957, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.64                 zip_derived_cl974])).
% 28.21/4.64  thf(zip_derived_cl1005, plain,
% 28.21/4.64      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 28.21/4.64          (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)),
% 28.21/4.64      inference('demod', [status(thm)],
% 28.21/4.64                [zip_derived_cl948, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.64                 zip_derived_cl974, zip_derived_cl979])).
% 28.21/4.64  thf(zip_derived_cl1029, plain,
% 28.21/4.64      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 28.21/4.64          (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)),
% 28.21/4.64      inference('demod', [status(thm)],
% 28.21/4.64                [zip_derived_cl934, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.64                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005])).
% 28.21/4.64  thf(zip_derived_cl1051, plain,
% 28.21/4.64      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 28.21/4.64          (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)),
% 28.21/4.64      inference('demod', [status(thm)],
% 28.21/4.64                [zip_derived_cl920, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.64                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.64                 zip_derived_cl1029])).
% 28.21/4.64  thf(zip_derived_cl1081, plain,
% 28.21/4.64      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i]:
% 28.21/4.64          (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)),
% 28.21/4.64      inference('demod', [status(thm)],
% 28.21/4.64                [zip_derived_cl900, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.64                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.64                 zip_derived_cl1029, zip_derived_cl1051])).
% 28.21/4.64  thf(zip_derived_cl1120, plain,
% 28.21/4.64      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, X7 : $i]:
% 28.21/4.64          (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7)),
% 28.21/4.64      inference('demod', [status(thm)],
% 28.21/4.64                [zip_derived_cl880, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.64                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.64                 zip_derived_cl1029, zip_derived_cl1051, zip_derived_cl1081])).
% 28.21/4.64  thf(zip_derived_cl1158, plain,
% 28.21/4.64      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.64         X7 : $i, X8 : $i]:
% 28.21/4.64          (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 28.21/4.64           X7 @ X8)),
% 28.21/4.64      inference('demod', [status(thm)],
% 28.21/4.64                [zip_derived_cl860, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.64                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.64                 zip_derived_cl1029, zip_derived_cl1051, zip_derived_cl1081, 
% 28.21/4.64                 zip_derived_cl1120])).
% 28.21/4.64  thf(zip_derived_cl1210, plain,
% 28.21/4.64      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.64         X7 : $i, X8 : $i, X9 : $i]:
% 28.21/4.64          (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 28.21/4.64           X7 @ X8 @ X9)),
% 28.21/4.64      inference('demod', [status(thm)],
% 28.21/4.64                [zip_derived_cl829, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.64                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.64                 zip_derived_cl1029, zip_derived_cl1051, zip_derived_cl1081, 
% 28.21/4.64                 zip_derived_cl1120, zip_derived_cl1158])).
% 28.21/4.64  thf(zip_derived_cl1267, plain,
% 28.21/4.64      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.64         X7 : $i, X8 : $i, X9 : $i, X10 : $i]:
% 28.21/4.64          (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 28.21/4.64           X6 @ X7 @ X8 @ X9 @ X10)),
% 28.21/4.64      inference('demod', [status(thm)],
% 28.21/4.64                [zip_derived_cl806, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.64                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.64                 zip_derived_cl1029, zip_derived_cl1051, zip_derived_cl1081, 
% 28.21/4.64                 zip_derived_cl1120, zip_derived_cl1158, zip_derived_cl1210])).
% 28.21/4.64  thf(zip_derived_cl1314, plain,
% 28.21/4.64      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.64         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i]:
% 28.21/4.64          (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 28.21/4.64           X6 @ X7 @ X8 @ X9 @ X10 @ X11)),
% 28.21/4.64      inference('demod', [status(thm)],
% 28.21/4.64                [zip_derived_cl778, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.64                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.64                 zip_derived_cl1029, zip_derived_cl1051, zip_derived_cl1081, 
% 28.21/4.64                 zip_derived_cl1120, zip_derived_cl1158, zip_derived_cl1210, 
% 28.21/4.64                 zip_derived_cl1267])).
% 28.21/4.64  thf(zip_derived_cl1411, plain,
% 28.21/4.64      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.64         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i]:
% 28.21/4.64          (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 28.21/4.64           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)),
% 28.21/4.64      inference('demod', [status(thm)],
% 28.21/4.64                [zip_derived_cl748, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.64                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.64                 zip_derived_cl1029, zip_derived_cl1051, zip_derived_cl1081, 
% 28.21/4.64                 zip_derived_cl1120, zip_derived_cl1158, zip_derived_cl1210, 
% 28.21/4.64                 zip_derived_cl1267, zip_derived_cl1314])).
% 28.21/4.64  thf(zip_derived_cl1476, plain,
% 28.21/4.64      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.64         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i]:
% 28.21/4.64          (ssPv28_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 28.21/4.64           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)),
% 28.21/4.64      inference('demod', [status(thm)],
% 28.21/4.64                [zip_derived_cl713, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.64                 zip_derived_cl1372, zip_derived_cl974, zip_derived_cl979, 
% 28.21/4.64                 zip_derived_cl1005, zip_derived_cl1029, zip_derived_cl1051, 
% 28.21/4.64                 zip_derived_cl1081, zip_derived_cl1120, zip_derived_cl1158, 
% 28.21/4.64                 zip_derived_cl1210, zip_derived_cl1267, zip_derived_cl1314, 
% 28.21/4.64                 zip_derived_cl1411])).
% 28.21/4.64  thf(zip_derived_cl1477, plain,
% 28.21/4.64      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.64         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i]:
% 28.21/4.64         (~ (ssPv22_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 28.21/4.64             X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)
% 28.21/4.64          | ~ (ssPv17_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 28.21/4.64               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)
% 28.21/4.64          | ~ (ssPv15_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 28.21/4.64               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13))),
% 28.21/4.64      inference('demod', [status(thm)],
% 28.21/4.64                [zip_derived_cl1414, zip_derived_cl1476])).
% 28.21/4.64  thf(zip_derived_cl1497, plain,
% 28.21/4.64      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.64         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i]:
% 28.21/4.64         (~ (ssPv22_7r1r1r1r1r1r1r1 @ X13 @ X12 @ X11 @ X10 @ X9 @ X8 @ X7)
% 28.21/4.64          | ~ (ssPv15_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X13 @ X12 @ X11 @ X10 @ 
% 28.21/4.64               X9 @ X8 @ X7 @ X6 @ X5 @ X4 @ X3 @ X2 @ X1 @ X0)
% 28.21/4.64          | ~ (ssPv17_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X13 @ X12 @ X11 @ X10 @ 
% 28.21/4.64               X9 @ X8 @ X7 @ X6 @ X5 @ X4 @ X3 @ X2 @ X1 @ X0))),
% 28.21/4.64      inference('sup-', [status(thm)], [zip_derived_cl1495, zip_derived_cl1477])).
% 28.21/4.64  thf(zip_derived_cl1498, plain,
% 28.21/4.64      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.64         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i]:
% 28.21/4.64         (~ (ssPv17_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X12 @ X11 @ X10 @ X9 @ 
% 28.21/4.64             X8 @ X7 @ X6 @ X5 @ X4 @ X3 @ X2 @ X1 @ X0 @ skc36)
% 28.21/4.64          | ~ (ssPv22_7r1r1r1r1r1r1r1 @ X12 @ X11 @ X10 @ X9 @ X8 @ X7 @ X6))),
% 28.21/4.64      inference('sup-', [status(thm)], [zip_derived_cl1427, zip_derived_cl1497])).
% 28.21/4.64  thf(zip_derived_cl1521, plain,
% 28.21/4.64      (![X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, X7 : $i, 
% 28.21/4.64         X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i]:
% 28.21/4.64         (~ (ssPv17_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X12 @ X11 @ X10 @ X9 @ X8 @ 
% 28.21/4.64             X7 @ X6 @ X5 @ X4 @ X3 @ X2 @ X1)
% 28.21/4.64          | ~ (ssPv22_7r1r1r1r1r1r1r1 @ X12 @ X11 @ X10 @ X9 @ X8 @ X7 @ X6))),
% 28.21/4.64      inference('sup-', [status(thm)], [zip_derived_cl1519, zip_derived_cl1498])).
% 28.21/4.64  thf(zip_derived_cl2143, plain,
% 28.21/4.64      (![X3 : $i, X4 : $i, X5 : $i, X6 : $i, X7 : $i, X8 : $i, X9 : $i, 
% 28.21/4.64         X10 : $i, X11 : $i, X12 : $i, X13 : $i, X14 : $i, X15 : $i, X16 : $i]:
% 28.21/4.64         ( (ssPv15_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X16 @ X15 @ X14 @ X13 @ 
% 28.21/4.64            X12 @ X11 @ X10 @ X9 @ X8 @ X7 @ X6 @ X5 @ X4 @ X3)
% 28.21/4.64          | ~ (ssPv24_5r1r1r1r1r1 @ X16 @ X15 @ X14 @ X13 @ X12)
% 28.21/4.64          | ~ (ssPv22_7r1r1r1r1r1r1r1 @ X16 @ X15 @ X14 @ X13 @ X12 @ X11 @ X10))),
% 28.21/4.64      inference('clc', [status(thm)], [zip_derived_cl2142, zip_derived_cl1521])).
% 28.21/4.64  thf(clause222, conjecture,
% 28.21/4.64    (~( ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 28.21/4.64        ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 28.21/4.64        ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 28.21/4.64        ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 28.21/4.64        ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 28.21/4.64        ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 28.21/4.64        ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 28.21/4.64        ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 28.21/4.64        ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 28.21/4.64        ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.64             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 28.21/4.64        ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.64             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 28.21/4.64        ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.64             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 28.21/4.64        ( ~( ssPv15_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.64             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ skc37 ) ) ))).
% 28.21/4.64  thf(zf_stmt_60, negated_conjecture,
% 28.21/4.64    (( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 28.21/4.64     ( ~( ssNder1_2r1r1 @ U @ V ) ) | ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 28.21/4.64     ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 28.21/4.64     ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 28.21/4.64     ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 28.21/4.64     ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 28.21/4.64     ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 28.21/4.64     ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 28.21/4.64     ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.64          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 28.21/4.64     ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.64          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 28.21/4.64     ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.64          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 28.21/4.64     ( ~( ssPv15_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 28.21/4.64          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ skc37 ) )),
% 28.21/4.64    inference('cnf.neg', [status(esa)], [clause222])).
% 28.21/4.64  thf(zip_derived_cl746, plain,
% 28.21/4.64      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.64         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i]:
% 28.21/4.64         (~ (ssNder1_0)
% 28.21/4.64          | ~ (ssNder1_1r1 @ X0)
% 28.21/4.64          | ~ (ssNder1_2r1r1 @ X0 @ X1)
% 28.21/4.64          | ~ (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)
% 28.21/4.64          | ~ (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)
% 28.21/4.64          | ~ (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)
% 28.21/4.64          | ~ (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)
% 28.21/4.64          | ~ (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)
% 28.21/4.64          | ~ (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 28.21/4.64               X7)
% 28.21/4.64          | ~ (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 28.21/4.64               X6 @ X7 @ X8)
% 28.21/4.64          | ~ (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 28.21/4.64               X6 @ X7 @ X8 @ X9)
% 28.21/4.64          | ~ (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 28.21/4.64               X5 @ X6 @ X7 @ X8 @ X9 @ X10)
% 28.21/4.64          | ~ (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 28.21/4.64               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11)
% 28.21/4.64          | ~ (ssPv15_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 28.21/4.64               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ skc37))),
% 28.21/4.64      inference('cnf', [status(esa)], [zf_stmt_60])).
% 28.21/4.64  thf(zip_derived_cl967, plain, ( (ssNder1_0)),
% 28.21/4.64      inference('cnf', [status(esa)], [zf_stmt_1])).
% 28.21/4.64  thf(zip_derived_cl973, plain, (![X0 : $i]:  (ssNder1_1r1 @ X0)),
% 28.21/4.64      inference('demod', [status(thm)], [zip_derived_cl966, zip_derived_cl967])).
% 28.21/4.64  thf(zip_derived_cl974, plain,
% 28.21/4.64      (![X0 : $i, X1 : $i]:  (ssNder1_2r1r1 @ X0 @ X1)),
% 28.21/4.64      inference('demod', [status(thm)],
% 28.21/4.64                [zip_derived_cl965, zip_derived_cl967, zip_derived_cl973])).
% 28.21/4.64  thf(zip_derived_cl979, plain,
% 28.21/4.64      (![X0 : $i, X1 : $i, X2 : $i]:  (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)),
% 28.21/4.64      inference('demod', [status(thm)],
% 28.21/4.64                [zip_derived_cl957, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.64                 zip_derived_cl974])).
% 28.21/4.64  thf(zip_derived_cl1005, plain,
% 28.21/4.64      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 28.21/4.64          (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)),
% 28.21/4.64      inference('demod', [status(thm)],
% 28.21/4.64                [zip_derived_cl948, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.64                 zip_derived_cl974, zip_derived_cl979])).
% 28.21/4.64  thf(zip_derived_cl1027, plain,
% 28.21/4.64      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.64         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i]:
% 28.21/4.64         (~ (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)
% 28.21/4.64          | ~ (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)
% 28.21/4.64          | ~ (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)
% 28.21/4.64          | ~ (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 28.21/4.64               X7)
% 28.21/4.64          | ~ (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 28.21/4.64               X6 @ X7 @ X8)
% 28.21/4.64          | ~ (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 28.21/4.64               X6 @ X7 @ X8 @ X9)
% 28.21/4.64          | ~ (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 28.21/4.64               X5 @ X6 @ X7 @ X8 @ X9 @ X10)
% 28.21/4.64          | ~ (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 28.21/4.64               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11)
% 28.21/4.64          | ~ (ssPv15_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 28.21/4.64               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ skc37))),
% 28.21/4.64      inference('demod', [status(thm)],
% 28.21/4.64                [zip_derived_cl746, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.64                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005])).
% 28.21/4.64  thf(zip_derived_cl1029, plain,
% 28.21/4.64      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 28.21/4.64          (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)),
% 28.21/4.64      inference('demod', [status(thm)],
% 28.21/4.64                [zip_derived_cl934, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.64                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005])).
% 28.21/4.64  thf(zip_derived_cl1035, plain,
% 28.21/4.64      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.64         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i]:
% 28.21/4.64         (~ (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)
% 28.21/4.64          | ~ (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)
% 28.21/4.64          | ~ (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 28.21/4.64               X7)
% 28.21/4.64          | ~ (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 28.21/4.64               X6 @ X7 @ X8)
% 28.21/4.64          | ~ (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 28.21/4.64               X6 @ X7 @ X8 @ X9)
% 28.21/4.64          | ~ (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 28.21/4.64               X5 @ X6 @ X7 @ X8 @ X9 @ X10)
% 28.21/4.64          | ~ (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 28.21/4.64               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11)
% 28.21/4.64          | ~ (ssPv15_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 28.21/4.64               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ skc37))),
% 28.21/4.64      inference('demod', [status(thm)],
% 28.21/4.64                [zip_derived_cl1027, zip_derived_cl1029])).
% 28.21/4.64  thf(zip_derived_cl1051, plain,
% 28.21/4.64      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 28.21/4.64          (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)),
% 28.21/4.64      inference('demod', [status(thm)],
% 28.21/4.64                [zip_derived_cl920, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.64                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.64                 zip_derived_cl1029])).
% 28.21/4.64  thf(zip_derived_cl1057, plain,
% 28.21/4.64      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.64         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i]:
% 28.21/4.64         (~ (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)
% 28.21/4.64          | ~ (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 28.21/4.64               X7)
% 28.21/4.64          | ~ (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 28.21/4.64               X6 @ X7 @ X8)
% 28.21/4.64          | ~ (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 28.21/4.64               X6 @ X7 @ X8 @ X9)
% 28.21/4.64          | ~ (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 28.21/4.64               X5 @ X6 @ X7 @ X8 @ X9 @ X10)
% 28.21/4.64          | ~ (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 28.21/4.64               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11)
% 28.21/4.64          | ~ (ssPv15_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 28.21/4.64               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ skc37))),
% 28.21/4.64      inference('demod', [status(thm)],
% 28.21/4.64                [zip_derived_cl1035, zip_derived_cl1051])).
% 28.21/4.64  thf(zip_derived_cl1081, plain,
% 28.21/4.64      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i]:
% 28.21/4.64          (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)),
% 28.21/4.64      inference('demod', [status(thm)],
% 28.21/4.64                [zip_derived_cl900, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.64                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.64                 zip_derived_cl1029, zip_derived_cl1051])).
% 28.21/4.64  thf(zip_derived_cl1084, plain,
% 28.21/4.64      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.64         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i]:
% 28.21/4.64         (~ (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7)
% 28.21/4.64          | ~ (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 28.21/4.64               X6 @ X7 @ X8)
% 28.21/4.64          | ~ (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 28.21/4.64               X6 @ X7 @ X8 @ X9)
% 28.21/4.64          | ~ (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 28.21/4.64               X5 @ X6 @ X7 @ X8 @ X9 @ X10)
% 28.21/4.64          | ~ (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 28.21/4.64               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11)
% 28.21/4.64          | ~ (ssPv15_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 28.21/4.64               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ skc37))),
% 28.21/4.64      inference('demod', [status(thm)],
% 28.21/4.64                [zip_derived_cl1057, zip_derived_cl1081])).
% 28.21/4.64  thf(zip_derived_cl1120, plain,
% 28.21/4.64      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, X7 : $i]:
% 28.21/4.64          (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7)),
% 28.21/4.64      inference('demod', [status(thm)],
% 28.21/4.64                [zip_derived_cl880, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.64                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.64                 zip_derived_cl1029, zip_derived_cl1051, zip_derived_cl1081])).
% 28.21/4.64  thf(zip_derived_cl1123, plain,
% 28.21/4.64      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.64         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i]:
% 28.21/4.64         (~ (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 28.21/4.64             X7 @ X8)
% 28.21/4.64          | ~ (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 28.21/4.64               X6 @ X7 @ X8 @ X9)
% 28.21/4.64          | ~ (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 28.21/4.64               X5 @ X6 @ X7 @ X8 @ X9 @ X10)
% 28.21/4.64          | ~ (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 28.21/4.64               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11)
% 28.21/4.64          | ~ (ssPv15_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 28.21/4.64               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ skc37))),
% 28.21/4.64      inference('demod', [status(thm)],
% 28.21/4.64                [zip_derived_cl1084, zip_derived_cl1120])).
% 28.21/4.64  thf(zip_derived_cl1158, plain,
% 28.21/4.64      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.64         X7 : $i, X8 : $i]:
% 28.21/4.64          (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 28.21/4.64           X7 @ X8)),
% 28.21/4.64      inference('demod', [status(thm)],
% 28.21/4.64                [zip_derived_cl860, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.64                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.64                 zip_derived_cl1029, zip_derived_cl1051, zip_derived_cl1081, 
% 28.21/4.64                 zip_derived_cl1120])).
% 28.21/4.64  thf(zip_derived_cl1160, plain,
% 28.21/4.64      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.64         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i]:
% 28.21/4.64         (~ (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 28.21/4.64             X6 @ X7 @ X8 @ X9)
% 28.21/4.64          | ~ (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 28.21/4.64               X5 @ X6 @ X7 @ X8 @ X9 @ X10)
% 28.21/4.64          | ~ (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 28.21/4.64               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11)
% 28.21/4.64          | ~ (ssPv15_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 28.21/4.64               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ skc37))),
% 28.21/4.64      inference('demod', [status(thm)],
% 28.21/4.64                [zip_derived_cl1123, zip_derived_cl1158])).
% 28.21/4.64  thf(zip_derived_cl1210, plain,
% 28.21/4.64      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.64         X7 : $i, X8 : $i, X9 : $i]:
% 28.21/4.64          (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 28.21/4.64           X7 @ X8 @ X9)),
% 28.21/4.64      inference('demod', [status(thm)],
% 28.21/4.64                [zip_derived_cl829, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.64                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.64                 zip_derived_cl1029, zip_derived_cl1051, zip_derived_cl1081, 
% 28.21/4.64                 zip_derived_cl1120, zip_derived_cl1158])).
% 28.21/4.64  thf(zip_derived_cl1212, plain,
% 28.21/4.64      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.64         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i]:
% 28.21/4.64         (~ (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 28.21/4.64             X6 @ X7 @ X8 @ X9 @ X10)
% 28.21/4.64          | ~ (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 28.21/4.64               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11)
% 28.21/4.64          | ~ (ssPv15_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 28.21/4.64               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ skc37))),
% 28.21/4.64      inference('demod', [status(thm)],
% 28.21/4.64                [zip_derived_cl1160, zip_derived_cl1210])).
% 28.21/4.64  thf(zip_derived_cl1267, plain,
% 28.21/4.64      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.64         X7 : $i, X8 : $i, X9 : $i, X10 : $i]:
% 28.21/4.64          (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 28.21/4.64           X6 @ X7 @ X8 @ X9 @ X10)),
% 28.21/4.64      inference('demod', [status(thm)],
% 28.21/4.64                [zip_derived_cl806, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.64                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.64                 zip_derived_cl1029, zip_derived_cl1051, zip_derived_cl1081, 
% 28.21/4.64                 zip_derived_cl1120, zip_derived_cl1158, zip_derived_cl1210])).
% 28.21/4.64  thf(zip_derived_cl1269, plain,
% 28.21/4.64      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.64         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i]:
% 28.21/4.64         (~ (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 28.21/4.64             X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11)
% 28.21/4.64          | ~ (ssPv15_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 28.21/4.64               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ skc37))),
% 28.21/4.64      inference('demod', [status(thm)],
% 28.21/4.64                [zip_derived_cl1212, zip_derived_cl1267])).
% 28.21/4.64  thf(zip_derived_cl1314, plain,
% 28.21/4.64      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.64         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i]:
% 28.21/4.64          (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 28.21/4.64           X6 @ X7 @ X8 @ X9 @ X10 @ X11)),
% 28.21/4.64      inference('demod', [status(thm)],
% 28.21/4.64                [zip_derived_cl778, zip_derived_cl967, zip_derived_cl973, 
% 28.21/4.64                 zip_derived_cl974, zip_derived_cl979, zip_derived_cl1005, 
% 28.21/4.64                 zip_derived_cl1029, zip_derived_cl1051, zip_derived_cl1081, 
% 28.21/4.64                 zip_derived_cl1120, zip_derived_cl1158, zip_derived_cl1210, 
% 28.21/4.64                 zip_derived_cl1267])).
% 28.21/4.64  thf(zip_derived_cl1315, plain,
% 28.21/4.64      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 28.21/4.64         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i]:
% 28.21/4.64         ~ (ssPv15_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 28.21/4.64            X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ skc37)),
% 28.21/4.64      inference('demod', [status(thm)],
% 28.21/4.64                [zip_derived_cl1269, zip_derived_cl1314])).
% 28.21/4.64  thf(zip_derived_cl2144, plain,
% 28.21/4.64      (![X6 : $i, X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i]:
% 28.21/4.64         (~ (ssPv22_7r1r1r1r1r1r1r1 @ X12 @ X11 @ X10 @ X9 @ X8 @ X7 @ X6)
% 28.21/4.64          | ~ (ssPv24_5r1r1r1r1r1 @ X12 @ X11 @ X10 @ X9 @ X8))),
% 28.21/4.64      inference('sup-', [status(thm)], [zip_derived_cl2143, zip_derived_cl1315])).
% 28.21/4.64  thf(zip_derived_cl2156, plain,
% 28.21/4.64      (![X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 28.21/4.64         ~ (ssPv24_5r1r1r1r1r1 @ X5 @ X4 @ X3 @ X2 @ X1)),
% 28.21/4.64      inference('sup-', [status(thm)], [zip_derived_cl1050, zip_derived_cl2144])).
% 28.21/4.64  thf(zip_derived_cl2176, plain, ($false),
% 28.21/4.64      inference('sup-', [status(thm)], [zip_derived_cl1016, zip_derived_cl2156])).
% 28.21/4.64  
% 28.21/4.64  % SZS output end Refutation
% 28.21/4.64  
% 28.21/4.64  
% 28.21/4.64  % Terminating...
% 28.21/4.75  % Runner terminated.
% 28.21/4.76  % Zipperpin 1.5 exiting
%------------------------------------------------------------------------------