TSTP Solution File: SYN859-1 by Zipperpin---2.1.9999

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : Zipperpin---2.1.9999
% Problem  : SYN859-1 : TPTP v8.1.2. Released v2.5.0.
% Transfm  : NO INFORMATION
% Format   : NO INFORMATION
% Command  : python3 /export/starexec/sandbox/solver/bin/portfolio.lams.parallel.py %s %d /export/starexec/sandbox/tmp/tmp.50DMnUG3Z3 true

% Computer : n028.cluster.edu
% Model    : x86_64 x86_64
% CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 2.10GHz
% Memory   : 8042.1875MB
% OS       : Linux 3.10.0-693.el7.x86_64
% CPULimit : 300s
% WCLimit  : 300s
% DateTime : Fri Sep  1 04:05:49 EDT 2023

% Result   : Unsatisfiable 20.94s 3.74s
% Output   : Refutation 20.94s
% Verified : 
% SZS Type : -

% Comments : 
%------------------------------------------------------------------------------
%----WARNING: Could not form TPTP format derivation
%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.00/0.13  % Problem  : SYN859-1 : TPTP v8.1.2. Released v2.5.0.
% 0.00/0.14  % Command  : python3 /export/starexec/sandbox/solver/bin/portfolio.lams.parallel.py %s %d /export/starexec/sandbox/tmp/tmp.50DMnUG3Z3 true
% 0.18/0.35  % Computer : n028.cluster.edu
% 0.18/0.35  % Model    : x86_64 x86_64
% 0.18/0.35  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.18/0.35  % Memory   : 8042.1875MB
% 0.18/0.35  % OS       : Linux 3.10.0-693.el7.x86_64
% 0.18/0.35  % CPULimit : 300
% 0.18/0.35  % WCLimit  : 300
% 0.18/0.35  % DateTime : Sat Aug 26 19:19:37 EDT 2023
% 0.18/0.35  % CPUTime  : 
% 0.18/0.35  % Running portfolio for 300 s
% 0.18/0.35  % File         : /export/starexec/sandbox/benchmark/theBenchmark.p
% 0.18/0.35  % Number of cores: 8
% 0.18/0.35  % Python version: Python 3.6.8
% 0.18/0.36  % Running in FO mode
% 0.21/0.65  % Total configuration time : 435
% 0.21/0.65  % Estimated wc time : 1092
% 0.21/0.65  % Estimated cpu time (7 cpus) : 156.0
% 0.21/0.73  % /export/starexec/sandbox/solver/bin/fo/fo6_bce.sh running for 75s
% 0.21/0.76  % /export/starexec/sandbox/solver/bin/fo/fo7.sh running for 63s
% 0.21/0.76  % /export/starexec/sandbox/solver/bin/fo/fo13.sh running for 50s
% 0.21/0.77  % /export/starexec/sandbox/solver/bin/fo/fo1_av.sh running for 75s
% 0.21/0.77  % /export/starexec/sandbox/solver/bin/fo/fo3_bce.sh running for 75s
% 0.21/0.77  % /export/starexec/sandbox/solver/bin/fo/fo4.sh running for 50s
% 0.21/0.77  % /export/starexec/sandbox/solver/bin/fo/fo5.sh running for 50s
% 20.94/3.74  % Solved by fo/fo7.sh.
% 20.94/3.74  % done 1311 iterations in 2.770s
% 20.94/3.74  % SZS status Theorem for '/export/starexec/sandbox/benchmark/theBenchmark.p'
% 20.94/3.74  % SZS output start Refutation
% 20.94/3.74  thf(ssNder1_8r1r1r1r1r1r1r1r1_type, type, ssNder1_8r1r1r1r1r1r1r1r1: 
% 20.94/3.74      $i > $i > $i > $i > $i > $i > $i > $i > $o).
% 20.94/3.74  thf(skc39_type, type, skc39: $i).
% 20.94/3.74  thf(ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1_type, type, ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1: 
% 20.94/3.74      $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $o).
% 20.94/3.74  thf(ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1_type, type, ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1: 
% 20.94/3.74      $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > 
% 20.94/3.74      $i > $i > $i > $i > $i > $i > $o).
% 20.94/3.74  thf(ssPv14_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1_type, type, ssPv14_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1: 
% 20.94/3.74      $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > 
% 20.94/3.74      $i > $i > $i > $i > $i > $i > $i > $o).
% 20.94/3.74  thf(ssPv23_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1_type, type, 
% 20.94/3.74      ssPv23_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1: $i > $i > $i > 
% 20.94/3.74                                                             $i > $i > $i > 
% 20.94/3.74                                                             $i > $i > $i > 
% 20.94/3.74                                                             $i > $i > $i > 
% 20.94/3.74                                                             $i > $i > $i > 
% 20.94/3.74                                                             $i > $i > $i > 
% 20.94/3.74                                                             $i > $i > $i > $i > $o).
% 20.94/3.74  thf(ssNder1_1r1_type, type, ssNder1_1r1: $i > $o).
% 20.94/3.74  thf(ssNder1_4r1r1r1r1_type, type, ssNder1_4r1r1r1r1: $i > $i > $i > $i > $o).
% 20.94/3.74  thf(ssPv24_5r1r1r1r1r1_type, type, ssPv24_5r1r1r1r1r1: $i > $i > $i > $i > $i > $o).
% 20.94/3.74  thf(ssNder1_5r1r1r1r1r1_type, type, ssNder1_5r1r1r1r1r1: $i > $i > $i > $i > 
% 20.94/3.74                                                           $i > $o).
% 20.94/3.74  thf(skc36_type, type, skc36: $i).
% 20.94/3.74  thf(ssPv24_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1_type, type, ssPv24_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1: 
% 20.94/3.74      $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $o).
% 20.94/3.74  thf(skc41_type, type, skc41: $i).
% 20.94/3.74  thf(ssPv14_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1_type, type, ssPv14_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1: 
% 20.94/3.74      $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > 
% 20.94/3.74      $i > $i > $i > $i > $o).
% 20.94/3.74  thf(skc29_type, type, skc29: $i).
% 20.94/3.74  thf(ssPv26_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1_type, type, 
% 20.94/3.74      ssPv26_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1: $i > $i > $i > 
% 20.94/3.74                                                             $i > $i > $i > 
% 20.94/3.74                                                             $i > $i > $i > 
% 20.94/3.74                                                             $i > $i > $i > 
% 20.94/3.74                                                             $i > $i > $i > 
% 20.94/3.74                                                             $i > $i > $i > 
% 20.94/3.74                                                             $i > $i > $i > $i > $o).
% 20.94/3.74  thf(ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1_type, type, ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1: 
% 20.94/3.74      $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > 
% 20.94/3.74      $i > $i > $i > $o).
% 20.94/3.74  thf(ssNder1_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1_type, type, 
% 20.94/3.74      ssNder1_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1: $i > $i > $i > 
% 20.94/3.74                                                            $i > $i > $i > 
% 20.94/3.74                                                            $i > $i > $i > 
% 20.94/3.74                                                            $i > $i > $i > 
% 20.94/3.74                                                            $i > $i > $i > 
% 20.94/3.74                                                            $i > $i > $i > 
% 20.94/3.74                                                            $i > $i > $i > $o).
% 20.94/3.74  thf(ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1_type, type, ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1: 
% 20.94/3.74      $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > 
% 20.94/3.74      $i > $i > $o).
% 20.94/3.74  thf(ssPv28_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1_type, type, ssPv28_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1: 
% 20.94/3.74      $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > 
% 20.94/3.74      $i > $i > $i > $i > $o).
% 20.94/3.74  thf(ssPv12_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1_type, type, ssPv12_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1: 
% 20.94/3.74      $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > 
% 20.94/3.74      $i > $i > $i > $o).
% 20.94/3.74  thf(ssPv10_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1_type, type, 
% 20.94/3.74      ssPv10_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1: $i > $i > $i > 
% 20.94/3.74                                                             $i > $i > $i > 
% 20.94/3.74                                                             $i > $i > $i > 
% 20.94/3.74                                                             $i > $i > $i > 
% 20.94/3.74                                                             $i > $i > $i > 
% 20.94/3.74                                                             $i > $i > $i > 
% 20.94/3.74                                                             $i > $i > $i > $i > $o).
% 20.94/3.74  thf(ssPv26_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1_type, type, ssPv26_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1: 
% 20.94/3.74      $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > 
% 20.94/3.74      $i > $i > $i > $i > $i > $i > $i > $o).
% 20.94/3.74  thf(ssPv10_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1_type, type, ssPv10_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1: 
% 20.94/3.74      $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > 
% 20.94/3.74      $i > $i > $i > $i > $i > $o).
% 20.94/3.74  thf(ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1_type, type, ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1: 
% 20.94/3.74      $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > 
% 20.94/3.74      $i > $i > $i > $i > $i > $o).
% 20.94/3.74  thf(ssPv16_13r1r1r1r1r1r1r1r1r1r1r1r1r1_type, type, ssPv16_13r1r1r1r1r1r1r1r1r1r1r1r1r1: 
% 20.94/3.74      $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $o).
% 20.94/3.74  thf(ssPv24_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1_type, type, ssPv24_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1: 
% 20.94/3.74      $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > 
% 20.94/3.74      $i > $i > $i > $i > $i > $o).
% 20.94/3.74  thf(ssPv13_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1_type, type, ssPv13_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1: 
% 20.94/3.74      $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > 
% 20.94/3.74      $i > $i > $i > $i > $o).
% 20.94/3.74  thf(ssPv21_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1_type, type, 
% 20.94/3.74      ssPv21_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1: $i > $i > $i > 
% 20.94/3.74                                                             $i > $i > $i > 
% 20.94/3.74                                                             $i > $i > $i > 
% 20.94/3.74                                                             $i > $i > $i > 
% 20.94/3.74                                                             $i > $i > $i > 
% 20.94/3.74                                                             $i > $i > $i > 
% 20.94/3.74                                                             $i > $i > $i > $i > $o).
% 20.94/3.74  thf(ssPv14_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1_type, type, ssPv14_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1: 
% 20.94/3.74      $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > 
% 20.94/3.74      $i > $i > $i > $i > $i > $o).
% 20.94/3.74  thf(ssPv21_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1_type, type, ssPv21_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1: 
% 20.94/3.74      $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > 
% 20.94/3.74      $i > $i > $i > $i > $i > $i > $i > $o).
% 20.94/3.74  thf(ssPv28_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1_type, type, ssPv28_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1: 
% 20.94/3.74      $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > 
% 20.94/3.74      $i > $i > $i > $i > $i > $i > $i > $o).
% 20.94/3.74  thf(ssPv12_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1_type, type, ssPv12_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1: 
% 20.94/3.74      $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > 
% 20.94/3.74      $i > $i > $i > $i > $i > $i > $i > $o).
% 20.94/3.74  thf(ssNder1_7r1r1r1r1r1r1r1_type, type, ssNder1_7r1r1r1r1r1r1r1: $i > $i > 
% 20.94/3.74                                                                   $i > $i > 
% 20.94/3.74                                                                   $i > $i > $i > $o).
% 20.94/3.74  thf(ssPv11_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1_type, type, ssPv11_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1: 
% 20.94/3.74      $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > 
% 20.94/3.74      $i > $i > $i > $i > $o).
% 20.94/3.74  thf(ssPv14_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1_type, type, ssPv14_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1: 
% 20.94/3.74      $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $o).
% 20.94/3.74  thf(ssPv16_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1_type, type, ssPv16_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1: 
% 20.94/3.74      $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > 
% 20.94/3.74      $i > $i > $i > $i > $i > $i > $i > $o).
% 20.94/3.74  thf(skc31_type, type, skc31: $i).
% 20.94/3.74  thf(skc28_type, type, skc28: $i).
% 20.94/3.74  thf(ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1_type, type, ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1: 
% 20.94/3.74      $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > 
% 20.94/3.74      $i > $i > $i > $i > $o).
% 20.94/3.74  thf(ssNder1_11r1r1r1r1r1r1r1r1r1r1r1_type, type, ssNder1_11r1r1r1r1r1r1r1r1r1r1r1: 
% 20.94/3.74      $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $o).
% 20.94/3.74  thf(ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1_type, type, ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1: 
% 20.94/3.74      $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $o).
% 20.94/3.74  thf(ssPv28_1r1_type, type, ssPv28_1r1: $i > $o).
% 20.94/3.74  thf(ssNder1_3r1r1r1_type, type, ssNder1_3r1r1r1: $i > $i > $i > $o).
% 20.94/3.74  thf(skc40_type, type, skc40: $i).
% 20.94/3.74  thf(ssPv13_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1_type, type, ssPv13_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1: 
% 20.94/3.74      $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > 
% 20.94/3.74      $i > $i > $o).
% 20.94/3.74  thf(skc38_type, type, skc38: $i).
% 20.94/3.74  thf(skc45_type, type, skc45: $i).
% 20.94/3.74  thf(ssPv7_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1_type, type, 
% 20.94/3.74      ssPv7_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1: $i > $i > $i > 
% 20.94/3.74                                                            $i > $i > $i > 
% 20.94/3.74                                                            $i > $i > $i > 
% 20.94/3.74                                                            $i > $i > $i > 
% 20.94/3.74                                                            $i > $i > $i > 
% 20.94/3.74                                                            $i > $i > $i > 
% 20.94/3.74                                                            $i > $i > $i > $i > $o).
% 20.94/3.74  thf(ssPv28_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1_type, type, ssPv28_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1: 
% 20.94/3.74      $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > 
% 20.94/3.74      $i > $i > $i > $o).
% 20.94/3.74  thf(ssNder1_0_type, type, ssNder1_0: $o).
% 20.94/3.74  thf(ssPv12_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1_type, type, 
% 20.94/3.74      ssPv12_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1: $i > $i > $i > 
% 20.94/3.74                                                             $i > $i > $i > 
% 20.94/3.74                                                             $i > $i > $i > 
% 20.94/3.74                                                             $i > $i > $i > 
% 20.94/3.74                                                             $i > $i > $i > 
% 20.94/3.74                                                             $i > $i > $i > 
% 20.94/3.74                                                             $i > $i > $i > $i > $o).
% 20.94/3.74  thf(skc34_type, type, skc34: $i).
% 20.94/3.74  thf(ssPv27_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1_type, type, 
% 20.94/3.74      ssPv27_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1: $i > $i > $i > 
% 20.94/3.74                                                             $i > $i > $i > 
% 20.94/3.74                                                             $i > $i > $i > 
% 20.94/3.74                                                             $i > $i > $i > 
% 20.94/3.74                                                             $i > $i > $i > 
% 20.94/3.74                                                             $i > $i > $i > 
% 20.94/3.74                                                             $i > $i > $i > $i > $o).
% 20.94/3.74  thf(ssPv15_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1_type, type, ssPv15_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1: 
% 20.94/3.74      $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $o).
% 20.94/3.74  thf(ssPv27_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1_type, type, ssPv27_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1: 
% 20.94/3.74      $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > 
% 20.94/3.74      $i > $i > $i > $i > $i > $o).
% 20.94/3.74  thf(ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1_type, type, ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1: 
% 20.94/3.74      $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $o).
% 20.94/3.74  thf(ssPv15_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1_type, type, ssPv15_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1: 
% 20.94/3.74      $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > 
% 20.94/3.74      $i > $i > $i > $o).
% 20.94/3.74  thf(skc32_type, type, skc32: $i).
% 20.94/3.74  thf(ssPv23_6r1r1r1r1r1r1_type, type, ssPv23_6r1r1r1r1r1r1: $i > $i > $i > 
% 20.94/3.74                                                             $i > $i > $i > $o).
% 20.94/3.74  thf(ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1_type, type, ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1: 
% 20.94/3.74      $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $o).
% 20.94/3.74  thf(ssPv26_3r1r1r1_type, type, ssPv26_3r1r1r1: $i > $i > $i > $o).
% 20.94/3.74  thf(ssPv3_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1_type, type, ssPv3_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1: 
% 20.94/3.74      $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > 
% 20.94/3.74      $i > $i > $i > $i > $i > $i > $i > $o).
% 20.94/3.74  thf(skc35_type, type, skc35: $i).
% 20.94/3.74  thf(ssPv16_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1_type, type, ssPv16_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1: 
% 20.94/3.74      $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > 
% 20.94/3.74      $i > $i > $i > $o).
% 20.94/3.74  thf(ssPv26_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1_type, type, ssPv26_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1: 
% 20.94/3.74      $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $o).
% 20.94/3.74  thf(ssPv11_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1_type, type, 
% 20.94/3.74      ssPv11_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1: $i > $i > $i > 
% 20.94/3.74                                                             $i > $i > $i > 
% 20.94/3.74                                                             $i > $i > $i > 
% 20.94/3.74                                                             $i > $i > $i > 
% 20.94/3.74                                                             $i > $i > $i > 
% 20.94/3.74                                                             $i > $i > $i > 
% 20.94/3.74                                                             $i > $i > $i > $i > $o).
% 20.94/3.74  thf(ssNder1_9r1r1r1r1r1r1r1r1r1_type, type, ssNder1_9r1r1r1r1r1r1r1r1r1: 
% 20.94/3.74      $i > $i > $i > $i > $i > $i > $i > $i > $i > $o).
% 20.94/3.74  thf(ssNder1_10r1r1r1r1r1r1r1r1r1r1_type, type, ssNder1_10r1r1r1r1r1r1r1r1r1r1: 
% 20.94/3.74      $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $o).
% 20.94/3.74  thf(ssPv27_2r1r1_type, type, ssPv27_2r1r1: $i > $i > $o).
% 20.94/3.74  thf(ssNder1_2r1r1_type, type, ssNder1_2r1r1: $i > $i > $o).
% 20.94/3.74  thf(ssPv28_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1_type, type, ssPv28_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1: 
% 20.94/3.74      $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $o).
% 20.94/3.74  thf(ssPv21_8r1r1r1r1r1r1r1r1_type, type, ssPv21_8r1r1r1r1r1r1r1r1: $i > $i > 
% 20.94/3.74                                                                     $i > $i > 
% 20.94/3.74                                                                     $i > $i > 
% 20.94/3.74                                                                     $i > $i > $o).
% 20.94/3.74  thf(ssNder1_6r1r1r1r1r1r1_type, type, ssNder1_6r1r1r1r1r1r1: $i > $i > $i > 
% 20.94/3.74                                                               $i > $i > $i > $o).
% 20.94/3.74  thf(ssPv8_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1_type, type, ssPv8_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1: 
% 20.94/3.74      $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > 
% 20.94/3.74      $i > $i > $i > $i > $i > $i > $i > $o).
% 20.94/3.74  thf(skc46_type, type, skc46: $i).
% 20.94/3.74  thf(clause82, conjecture,
% 20.94/3.74    (~( ( ssPv21_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ skc40 ) | 
% 20.94/3.74        ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 20.94/3.74        ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 20.94/3.74        ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 20.94/3.74        ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 20.94/3.74        ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 20.94/3.74        ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) ))).
% 20.94/3.74  thf(zf_stmt_0, negated_conjecture,
% 20.94/3.74    (( ssPv21_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ skc40 ) | 
% 20.94/3.74     ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 20.94/3.74     ( ~( ssNder1_2r1r1 @ U @ V ) ) | ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 20.94/3.74     ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 20.94/3.74     ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 20.94/3.74     ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) )),
% 20.94/3.74    inference('cnf.neg', [status(esa)], [clause82])).
% 20.94/3.74  thf(zip_derived_cl926, plain,
% 20.94/3.74      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i]:
% 20.94/3.74         ( (ssPv21_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ skc40)
% 20.94/3.74          | ~ (ssNder1_0)
% 20.94/3.74          | ~ (ssNder1_1r1 @ X0)
% 20.94/3.74          | ~ (ssNder1_2r1r1 @ X0 @ X1)
% 20.94/3.74          | ~ (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)
% 20.94/3.74          | ~ (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)
% 20.94/3.74          | ~ (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)
% 20.94/3.74          | ~ (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5))),
% 20.94/3.74      inference('cnf', [status(esa)], [zf_stmt_0])).
% 20.94/3.74  thf(clause1, conjecture, (~( ssNder1_0 ))).
% 20.94/3.74  thf(zf_stmt_1, negated_conjecture, (ssNder1_0),
% 20.94/3.74    inference('cnf.neg', [status(esa)], [clause1])).
% 20.94/3.74  thf(zip_derived_cl1007, plain, ( (ssNder1_0)),
% 20.94/3.74      inference('cnf', [status(esa)], [zf_stmt_1])).
% 20.94/3.74  thf(clause2, conjecture, (~( ( ssNder1_1r1 @ U ) | ( ~( ssNder1_0 ) ) ))).
% 20.94/3.74  thf(zf_stmt_2, negated_conjecture,
% 20.94/3.74    (( ssNder1_1r1 @ U ) | ( ~( ssNder1_0 ) )),
% 20.94/3.74    inference('cnf.neg', [status(esa)], [clause2])).
% 20.94/3.74  thf(zip_derived_cl1006, plain,
% 20.94/3.74      (![X0 : $i]: ( (ssNder1_1r1 @ X0) | ~ (ssNder1_0))),
% 20.94/3.74      inference('cnf', [status(esa)], [zf_stmt_2])).
% 20.94/3.74  thf(zip_derived_cl1007, plain, ( (ssNder1_0)),
% 20.94/3.74      inference('cnf', [status(esa)], [zf_stmt_1])).
% 20.94/3.74  thf(zip_derived_cl1013, plain, (![X0 : $i]:  (ssNder1_1r1 @ X0)),
% 20.94/3.74      inference('demod', [status(thm)],
% 20.94/3.74                [zip_derived_cl1006, zip_derived_cl1007])).
% 20.94/3.74  thf(clause3, conjecture,
% 20.94/3.74    (~( ( ssNder1_2r1r1 @ U @ V ) | ( ~( ssNder1_0 ) ) | 
% 20.94/3.74        ( ~( ssNder1_1r1 @ U ) ) ))).
% 20.94/3.74  thf(zf_stmt_3, negated_conjecture,
% 20.94/3.74    (( ssNder1_2r1r1 @ U @ V ) | ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) )),
% 20.94/3.74    inference('cnf.neg', [status(esa)], [clause3])).
% 20.94/3.74  thf(zip_derived_cl1005, plain,
% 20.94/3.74      (![X0 : $i, X1 : $i]:
% 20.94/3.74         ( (ssNder1_2r1r1 @ X0 @ X1) | ~ (ssNder1_0) | ~ (ssNder1_1r1 @ X0))),
% 20.94/3.74      inference('cnf', [status(esa)], [zf_stmt_3])).
% 20.94/3.74  thf(zip_derived_cl1007, plain, ( (ssNder1_0)),
% 20.94/3.74      inference('cnf', [status(esa)], [zf_stmt_1])).
% 20.94/3.74  thf(zip_derived_cl1013, plain, (![X0 : $i]:  (ssNder1_1r1 @ X0)),
% 20.94/3.74      inference('demod', [status(thm)],
% 20.94/3.74                [zip_derived_cl1006, zip_derived_cl1007])).
% 20.94/3.74  thf(zip_derived_cl1014, plain,
% 20.94/3.74      (![X0 : $i, X1 : $i]:  (ssNder1_2r1r1 @ X0 @ X1)),
% 20.94/3.74      inference('demod', [status(thm)],
% 20.94/3.74                [zip_derived_cl1005, zip_derived_cl1007, zip_derived_cl1013])).
% 20.94/3.74  thf(clause14, conjecture,
% 20.94/3.74    (~( ( ssNder1_3r1r1r1 @ U @ V @ W ) | ( ~( ssNder1_0 ) ) | 
% 20.94/3.74        ( ~( ssNder1_1r1 @ U ) ) | ( ~( ssNder1_2r1r1 @ U @ V ) ) ))).
% 20.94/3.74  thf(zf_stmt_4, negated_conjecture,
% 20.94/3.74    (( ssNder1_3r1r1r1 @ U @ V @ W ) | ( ~( ssNder1_0 ) ) | 
% 20.94/3.74     ( ~( ssNder1_1r1 @ U ) ) | ( ~( ssNder1_2r1r1 @ U @ V ) )),
% 20.94/3.74    inference('cnf.neg', [status(esa)], [clause14])).
% 20.94/3.74  thf(zip_derived_cl994, plain,
% 20.94/3.74      (![X0 : $i, X1 : $i, X2 : $i]:
% 20.94/3.74         ( (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)
% 20.94/3.74          | ~ (ssNder1_0)
% 20.94/3.74          | ~ (ssNder1_1r1 @ X0)
% 20.94/3.74          | ~ (ssNder1_2r1r1 @ X0 @ X1))),
% 20.94/3.74      inference('cnf', [status(esa)], [zf_stmt_4])).
% 20.94/3.74  thf(zip_derived_cl1007, plain, ( (ssNder1_0)),
% 20.94/3.74      inference('cnf', [status(esa)], [zf_stmt_1])).
% 20.94/3.74  thf(zip_derived_cl1013, plain, (![X0 : $i]:  (ssNder1_1r1 @ X0)),
% 20.94/3.74      inference('demod', [status(thm)],
% 20.94/3.74                [zip_derived_cl1006, zip_derived_cl1007])).
% 20.94/3.74  thf(zip_derived_cl1014, plain,
% 20.94/3.74      (![X0 : $i, X1 : $i]:  (ssNder1_2r1r1 @ X0 @ X1)),
% 20.94/3.74      inference('demod', [status(thm)],
% 20.94/3.74                [zip_derived_cl1005, zip_derived_cl1007, zip_derived_cl1013])).
% 20.94/3.74  thf(zip_derived_cl1021, plain,
% 20.94/3.74      (![X0 : $i, X1 : $i, X2 : $i]:  (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)),
% 20.94/3.74      inference('demod', [status(thm)],
% 20.94/3.74                [zip_derived_cl994, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.74                 zip_derived_cl1014])).
% 20.94/3.74  thf(clause24, conjecture,
% 20.94/3.74    (~( ( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) | ( ~( ssNder1_0 ) ) | 
% 20.94/3.74        ( ~( ssNder1_1r1 @ U ) ) | ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 20.94/3.74        ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) ))).
% 20.94/3.74  thf(zf_stmt_5, negated_conjecture,
% 20.94/3.74    (( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) | ( ~( ssNder1_0 ) ) | 
% 20.94/3.74     ( ~( ssNder1_1r1 @ U ) ) | ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 20.94/3.74     ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) )),
% 20.94/3.74    inference('cnf.neg', [status(esa)], [clause24])).
% 20.94/3.74  thf(zip_derived_cl984, plain,
% 20.94/3.74      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 20.94/3.74         ( (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)
% 20.94/3.74          | ~ (ssNder1_0)
% 20.94/3.74          | ~ (ssNder1_1r1 @ X0)
% 20.94/3.74          | ~ (ssNder1_2r1r1 @ X0 @ X1)
% 20.94/3.74          | ~ (ssNder1_3r1r1r1 @ X0 @ X1 @ X2))),
% 20.94/3.74      inference('cnf', [status(esa)], [zf_stmt_5])).
% 20.94/3.74  thf(zip_derived_cl1007, plain, ( (ssNder1_0)),
% 20.94/3.74      inference('cnf', [status(esa)], [zf_stmt_1])).
% 20.94/3.74  thf(zip_derived_cl1013, plain, (![X0 : $i]:  (ssNder1_1r1 @ X0)),
% 20.94/3.74      inference('demod', [status(thm)],
% 20.94/3.74                [zip_derived_cl1006, zip_derived_cl1007])).
% 20.94/3.74  thf(zip_derived_cl1014, plain,
% 20.94/3.74      (![X0 : $i, X1 : $i]:  (ssNder1_2r1r1 @ X0 @ X1)),
% 20.94/3.74      inference('demod', [status(thm)],
% 20.94/3.74                [zip_derived_cl1005, zip_derived_cl1007, zip_derived_cl1013])).
% 20.94/3.74  thf(zip_derived_cl1021, plain,
% 20.94/3.74      (![X0 : $i, X1 : $i, X2 : $i]:  (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)),
% 20.94/3.74      inference('demod', [status(thm)],
% 20.94/3.74                [zip_derived_cl994, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.74                 zip_derived_cl1014])).
% 20.94/3.74  thf(zip_derived_cl1046, plain,
% 20.94/3.74      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 20.94/3.74          (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)),
% 20.94/3.74      inference('demod', [status(thm)],
% 20.94/3.74                [zip_derived_cl984, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.74                 zip_derived_cl1014, zip_derived_cl1021])).
% 20.94/3.74  thf(clause42, conjecture,
% 20.94/3.74    (~( ( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) | ( ~( ssNder1_0 ) ) | 
% 20.94/3.74        ( ~( ssNder1_1r1 @ U ) ) | ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 20.94/3.74        ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 20.94/3.74        ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) ))).
% 20.94/3.74  thf(zf_stmt_6, negated_conjecture,
% 20.94/3.74    (( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) | ( ~( ssNder1_0 ) ) | 
% 20.94/3.74     ( ~( ssNder1_1r1 @ U ) ) | ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 20.94/3.74     ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 20.94/3.74     ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) )),
% 20.94/3.74    inference('cnf.neg', [status(esa)], [clause42])).
% 20.94/3.74  thf(zip_derived_cl966, plain,
% 20.94/3.74      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 20.94/3.74         ( (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)
% 20.94/3.74          | ~ (ssNder1_0)
% 20.94/3.74          | ~ (ssNder1_1r1 @ X0)
% 20.94/3.74          | ~ (ssNder1_2r1r1 @ X0 @ X1)
% 20.94/3.74          | ~ (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)
% 20.94/3.74          | ~ (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3))),
% 20.94/3.74      inference('cnf', [status(esa)], [zf_stmt_6])).
% 20.94/3.74  thf(zip_derived_cl1007, plain, ( (ssNder1_0)),
% 20.94/3.74      inference('cnf', [status(esa)], [zf_stmt_1])).
% 20.94/3.74  thf(zip_derived_cl1013, plain, (![X0 : $i]:  (ssNder1_1r1 @ X0)),
% 20.94/3.74      inference('demod', [status(thm)],
% 20.94/3.74                [zip_derived_cl1006, zip_derived_cl1007])).
% 20.94/3.74  thf(zip_derived_cl1014, plain,
% 20.94/3.74      (![X0 : $i, X1 : $i]:  (ssNder1_2r1r1 @ X0 @ X1)),
% 20.94/3.74      inference('demod', [status(thm)],
% 20.94/3.74                [zip_derived_cl1005, zip_derived_cl1007, zip_derived_cl1013])).
% 20.94/3.74  thf(zip_derived_cl1021, plain,
% 20.94/3.74      (![X0 : $i, X1 : $i, X2 : $i]:  (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)),
% 20.94/3.74      inference('demod', [status(thm)],
% 20.94/3.74                [zip_derived_cl994, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.74                 zip_derived_cl1014])).
% 20.94/3.74  thf(zip_derived_cl1046, plain,
% 20.94/3.74      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 20.94/3.74          (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)),
% 20.94/3.74      inference('demod', [status(thm)],
% 20.94/3.74                [zip_derived_cl984, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.74                 zip_derived_cl1014, zip_derived_cl1021])).
% 20.94/3.74  thf(zip_derived_cl1070, plain,
% 20.94/3.74      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 20.94/3.74          (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)),
% 20.94/3.74      inference('demod', [status(thm)],
% 20.94/3.74                [zip_derived_cl966, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.74                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046])).
% 20.94/3.74  thf(clause60, conjecture,
% 20.94/3.74    (~( ( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) | 
% 20.94/3.74        ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 20.94/3.74        ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 20.94/3.74        ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 20.94/3.74        ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 20.94/3.74        ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) ))).
% 20.94/3.74  thf(zf_stmt_7, negated_conjecture,
% 20.94/3.74    (( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) | ( ~( ssNder1_0 ) ) | 
% 20.94/3.74     ( ~( ssNder1_1r1 @ U ) ) | ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 20.94/3.74     ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 20.94/3.74     ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 20.94/3.74     ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) )),
% 20.94/3.74    inference('cnf.neg', [status(esa)], [clause60])).
% 20.94/3.74  thf(zip_derived_cl948, plain,
% 20.94/3.74      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 20.94/3.74         ( (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)
% 20.94/3.74          | ~ (ssNder1_0)
% 20.94/3.74          | ~ (ssNder1_1r1 @ X0)
% 20.94/3.74          | ~ (ssNder1_2r1r1 @ X0 @ X1)
% 20.94/3.74          | ~ (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)
% 20.94/3.74          | ~ (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)
% 20.94/3.74          | ~ (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4))),
% 20.94/3.74      inference('cnf', [status(esa)], [zf_stmt_7])).
% 20.94/3.74  thf(zip_derived_cl1007, plain, ( (ssNder1_0)),
% 20.94/3.74      inference('cnf', [status(esa)], [zf_stmt_1])).
% 20.94/3.74  thf(zip_derived_cl1013, plain, (![X0 : $i]:  (ssNder1_1r1 @ X0)),
% 20.94/3.74      inference('demod', [status(thm)],
% 20.94/3.74                [zip_derived_cl1006, zip_derived_cl1007])).
% 20.94/3.74  thf(zip_derived_cl1014, plain,
% 20.94/3.74      (![X0 : $i, X1 : $i]:  (ssNder1_2r1r1 @ X0 @ X1)),
% 20.94/3.74      inference('demod', [status(thm)],
% 20.94/3.74                [zip_derived_cl1005, zip_derived_cl1007, zip_derived_cl1013])).
% 20.94/3.74  thf(zip_derived_cl1021, plain,
% 20.94/3.74      (![X0 : $i, X1 : $i, X2 : $i]:  (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)),
% 20.94/3.74      inference('demod', [status(thm)],
% 20.94/3.74                [zip_derived_cl994, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.74                 zip_derived_cl1014])).
% 20.94/3.74  thf(zip_derived_cl1046, plain,
% 20.94/3.74      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 20.94/3.74          (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)),
% 20.94/3.74      inference('demod', [status(thm)],
% 20.94/3.74                [zip_derived_cl984, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.74                 zip_derived_cl1014, zip_derived_cl1021])).
% 20.94/3.74  thf(zip_derived_cl1070, plain,
% 20.94/3.74      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 20.94/3.74          (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)),
% 20.94/3.74      inference('demod', [status(thm)],
% 20.94/3.74                [zip_derived_cl966, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.74                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046])).
% 20.94/3.74  thf(zip_derived_cl1101, plain,
% 20.94/3.74      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 20.94/3.74          (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)),
% 20.94/3.74      inference('demod', [status(thm)],
% 20.94/3.74                [zip_derived_cl948, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.74                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.74                 zip_derived_cl1070])).
% 20.94/3.74  thf(zip_derived_cl1143, plain,
% 20.94/3.74      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i]:
% 20.94/3.74          (ssPv21_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ skc40)),
% 20.94/3.74      inference('demod', [status(thm)],
% 20.94/3.74                [zip_derived_cl926, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.74                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.74                 zip_derived_cl1070, zip_derived_cl1101])).
% 20.94/3.74  thf(clause307, conjecture,
% 20.94/3.74    (~( ( ssPv13_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.74          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 20.94/3.74          skc32 ) | 
% 20.94/3.74        ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 20.94/3.74        ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 20.94/3.74        ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 20.94/3.74        ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 20.94/3.74        ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 20.94/3.74        ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 20.94/3.74        ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 20.94/3.74        ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 20.94/3.74        ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 20.94/3.74        ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.74             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 20.94/3.74        ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.74             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 20.94/3.74        ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.74             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 20.94/3.74        ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.74             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 20.94/3.74        ( ~( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.74             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) ))).
% 20.94/3.74  thf(zf_stmt_8, negated_conjecture,
% 20.94/3.74    (( ssPv13_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.74       U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 20.94/3.74       skc32 ) | 
% 20.94/3.74     ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 20.94/3.74     ( ~( ssNder1_2r1r1 @ U @ V ) ) | ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 20.94/3.74     ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 20.94/3.74     ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 20.94/3.74     ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 20.94/3.74     ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 20.94/3.74     ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 20.94/3.74     ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 20.94/3.74     ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.74          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 20.94/3.74     ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.74          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 20.94/3.74     ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.74          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 20.94/3.74     ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.74          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 20.94/3.74     ( ~( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.74          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) )),
% 20.94/3.74    inference('cnf.neg', [status(esa)], [clause307])).
% 20.94/3.74  thf(zip_derived_cl701, plain,
% 20.94/3.74      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.74         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 20.94/3.74         X14 : $i]:
% 20.94/3.74         ( (ssPv13_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 20.94/3.74            X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ skc32)
% 20.94/3.74          | ~ (ssNder1_0)
% 20.94/3.74          | ~ (ssNder1_1r1 @ X0)
% 20.94/3.74          | ~ (ssNder1_2r1r1 @ X0 @ X1)
% 20.94/3.74          | ~ (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)
% 20.94/3.74          | ~ (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)
% 20.94/3.74          | ~ (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)
% 20.94/3.74          | ~ (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)
% 20.94/3.74          | ~ (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)
% 20.94/3.74          | ~ (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 20.94/3.74               X7)
% 20.94/3.74          | ~ (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 20.94/3.74               X6 @ X7 @ X8)
% 20.94/3.74          | ~ (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 20.94/3.74               X6 @ X7 @ X8 @ X9)
% 20.94/3.74          | ~ (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 20.94/3.74               X5 @ X6 @ X7 @ X8 @ X9 @ X10)
% 20.94/3.74          | ~ (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 20.94/3.74               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11)
% 20.94/3.74          | ~ (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 20.94/3.74               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)
% 20.94/3.74          | ~ (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 20.94/3.74               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13))),
% 20.94/3.74      inference('cnf', [status(esa)], [zf_stmt_8])).
% 20.94/3.74  thf(zip_derived_cl1007, plain, ( (ssNder1_0)),
% 20.94/3.74      inference('cnf', [status(esa)], [zf_stmt_1])).
% 20.94/3.74  thf(zip_derived_cl1013, plain, (![X0 : $i]:  (ssNder1_1r1 @ X0)),
% 20.94/3.74      inference('demod', [status(thm)],
% 20.94/3.74                [zip_derived_cl1006, zip_derived_cl1007])).
% 20.94/3.74  thf(zip_derived_cl1014, plain,
% 20.94/3.74      (![X0 : $i, X1 : $i]:  (ssNder1_2r1r1 @ X0 @ X1)),
% 20.94/3.74      inference('demod', [status(thm)],
% 20.94/3.74                [zip_derived_cl1005, zip_derived_cl1007, zip_derived_cl1013])).
% 20.94/3.74  thf(zip_derived_cl1021, plain,
% 20.94/3.74      (![X0 : $i, X1 : $i, X2 : $i]:  (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)),
% 20.94/3.74      inference('demod', [status(thm)],
% 20.94/3.74                [zip_derived_cl994, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.74                 zip_derived_cl1014])).
% 20.94/3.74  thf(zip_derived_cl1046, plain,
% 20.94/3.74      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 20.94/3.74          (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)),
% 20.94/3.74      inference('demod', [status(thm)],
% 20.94/3.74                [zip_derived_cl984, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.74                 zip_derived_cl1014, zip_derived_cl1021])).
% 20.94/3.74  thf(zip_derived_cl1070, plain,
% 20.94/3.74      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 20.94/3.74          (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)),
% 20.94/3.74      inference('demod', [status(thm)],
% 20.94/3.74                [zip_derived_cl966, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.74                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046])).
% 20.94/3.74  thf(zip_derived_cl1101, plain,
% 20.94/3.74      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 20.94/3.74          (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)),
% 20.94/3.74      inference('demod', [status(thm)],
% 20.94/3.74                [zip_derived_cl948, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.74                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.74                 zip_derived_cl1070])).
% 20.94/3.74  thf(clause80, conjecture,
% 20.94/3.74    (~( ( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) | 
% 20.94/3.74        ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 20.94/3.74        ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 20.94/3.74        ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 20.94/3.74        ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 20.94/3.74        ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 20.94/3.74        ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) ))).
% 20.94/3.74  thf(zf_stmt_9, negated_conjecture,
% 20.94/3.74    (( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) | 
% 20.94/3.74     ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 20.94/3.74     ( ~( ssNder1_2r1r1 @ U @ V ) ) | ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 20.94/3.74     ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 20.94/3.74     ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 20.94/3.74     ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) )),
% 20.94/3.74    inference('cnf.neg', [status(esa)], [clause80])).
% 20.94/3.74  thf(zip_derived_cl928, plain,
% 20.94/3.74      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i]:
% 20.94/3.74         ( (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)
% 20.94/3.74          | ~ (ssNder1_0)
% 20.94/3.74          | ~ (ssNder1_1r1 @ X0)
% 20.94/3.74          | ~ (ssNder1_2r1r1 @ X0 @ X1)
% 20.94/3.74          | ~ (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)
% 20.94/3.74          | ~ (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)
% 20.94/3.74          | ~ (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)
% 20.94/3.74          | ~ (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5))),
% 20.94/3.74      inference('cnf', [status(esa)], [zf_stmt_9])).
% 20.94/3.74  thf(zip_derived_cl1007, plain, ( (ssNder1_0)),
% 20.94/3.74      inference('cnf', [status(esa)], [zf_stmt_1])).
% 20.94/3.74  thf(zip_derived_cl1013, plain, (![X0 : $i]:  (ssNder1_1r1 @ X0)),
% 20.94/3.74      inference('demod', [status(thm)],
% 20.94/3.74                [zip_derived_cl1006, zip_derived_cl1007])).
% 20.94/3.74  thf(zip_derived_cl1014, plain,
% 20.94/3.74      (![X0 : $i, X1 : $i]:  (ssNder1_2r1r1 @ X0 @ X1)),
% 20.94/3.74      inference('demod', [status(thm)],
% 20.94/3.74                [zip_derived_cl1005, zip_derived_cl1007, zip_derived_cl1013])).
% 20.94/3.74  thf(zip_derived_cl1021, plain,
% 20.94/3.74      (![X0 : $i, X1 : $i, X2 : $i]:  (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)),
% 20.94/3.74      inference('demod', [status(thm)],
% 20.94/3.74                [zip_derived_cl994, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.74                 zip_derived_cl1014])).
% 20.94/3.74  thf(zip_derived_cl1046, plain,
% 20.94/3.74      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 20.94/3.74          (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)),
% 20.94/3.74      inference('demod', [status(thm)],
% 20.94/3.74                [zip_derived_cl984, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.74                 zip_derived_cl1014, zip_derived_cl1021])).
% 20.94/3.74  thf(zip_derived_cl1070, plain,
% 20.94/3.74      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 20.94/3.74          (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)),
% 20.94/3.74      inference('demod', [status(thm)],
% 20.94/3.74                [zip_derived_cl966, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.74                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046])).
% 20.94/3.74  thf(zip_derived_cl1101, plain,
% 20.94/3.74      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 20.94/3.74          (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)),
% 20.94/3.74      inference('demod', [status(thm)],
% 20.94/3.74                [zip_derived_cl948, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.74                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.74                 zip_derived_cl1070])).
% 20.94/3.74  thf(zip_derived_cl1131, plain,
% 20.94/3.74      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i]:
% 20.94/3.74          (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)),
% 20.94/3.74      inference('demod', [status(thm)],
% 20.94/3.74                [zip_derived_cl928, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.74                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.74                 zip_derived_cl1070, zip_derived_cl1101])).
% 20.94/3.74  thf(clause107, conjecture,
% 20.94/3.74    (~( ( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) | 
% 20.94/3.74        ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 20.94/3.74        ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 20.94/3.74        ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 20.94/3.74        ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 20.94/3.74        ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 20.94/3.74        ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 20.94/3.74        ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) ))).
% 20.94/3.74  thf(zf_stmt_10, negated_conjecture,
% 20.94/3.74    (( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) | 
% 20.94/3.74     ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 20.94/3.74     ( ~( ssNder1_2r1r1 @ U @ V ) ) | ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 20.94/3.74     ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 20.94/3.74     ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 20.94/3.74     ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 20.94/3.74     ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) )),
% 20.94/3.74    inference('cnf.neg', [status(esa)], [clause107])).
% 20.94/3.74  thf(zip_derived_cl901, plain,
% 20.94/3.74      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, X7 : $i]:
% 20.94/3.74         ( (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7)
% 20.94/3.74          | ~ (ssNder1_0)
% 20.94/3.74          | ~ (ssNder1_1r1 @ X0)
% 20.94/3.74          | ~ (ssNder1_2r1r1 @ X0 @ X1)
% 20.94/3.74          | ~ (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)
% 20.94/3.74          | ~ (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)
% 20.94/3.74          | ~ (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)
% 20.94/3.74          | ~ (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)
% 20.94/3.74          | ~ (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6))),
% 20.94/3.74      inference('cnf', [status(esa)], [zf_stmt_10])).
% 20.94/3.74  thf(zip_derived_cl1007, plain, ( (ssNder1_0)),
% 20.94/3.74      inference('cnf', [status(esa)], [zf_stmt_1])).
% 20.94/3.74  thf(zip_derived_cl1013, plain, (![X0 : $i]:  (ssNder1_1r1 @ X0)),
% 20.94/3.74      inference('demod', [status(thm)],
% 20.94/3.74                [zip_derived_cl1006, zip_derived_cl1007])).
% 20.94/3.74  thf(zip_derived_cl1014, plain,
% 20.94/3.74      (![X0 : $i, X1 : $i]:  (ssNder1_2r1r1 @ X0 @ X1)),
% 20.94/3.74      inference('demod', [status(thm)],
% 20.94/3.74                [zip_derived_cl1005, zip_derived_cl1007, zip_derived_cl1013])).
% 20.94/3.74  thf(zip_derived_cl1021, plain,
% 20.94/3.74      (![X0 : $i, X1 : $i, X2 : $i]:  (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)),
% 20.94/3.74      inference('demod', [status(thm)],
% 20.94/3.74                [zip_derived_cl994, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.74                 zip_derived_cl1014])).
% 20.94/3.74  thf(zip_derived_cl1046, plain,
% 20.94/3.74      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 20.94/3.74          (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)),
% 20.94/3.74      inference('demod', [status(thm)],
% 20.94/3.74                [zip_derived_cl984, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.74                 zip_derived_cl1014, zip_derived_cl1021])).
% 20.94/3.74  thf(zip_derived_cl1070, plain,
% 20.94/3.74      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 20.94/3.74          (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)),
% 20.94/3.74      inference('demod', [status(thm)],
% 20.94/3.74                [zip_derived_cl966, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.74                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046])).
% 20.94/3.74  thf(zip_derived_cl1101, plain,
% 20.94/3.74      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 20.94/3.74          (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)),
% 20.94/3.74      inference('demod', [status(thm)],
% 20.94/3.74                [zip_derived_cl948, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.74                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.74                 zip_derived_cl1070])).
% 20.94/3.74  thf(zip_derived_cl1131, plain,
% 20.94/3.74      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i]:
% 20.94/3.74          (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)),
% 20.94/3.74      inference('demod', [status(thm)],
% 20.94/3.74                [zip_derived_cl928, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.74                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.74                 zip_derived_cl1070, zip_derived_cl1101])).
% 20.94/3.74  thf(zip_derived_cl1179, plain,
% 20.94/3.74      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, X7 : $i]:
% 20.94/3.74          (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7)),
% 20.94/3.74      inference('demod', [status(thm)],
% 20.94/3.74                [zip_derived_cl901, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.74                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.74                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131])).
% 20.94/3.74  thf(clause129, conjecture,
% 20.94/3.74    (~( ( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) | 
% 20.94/3.74        ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 20.94/3.74        ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 20.94/3.74        ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 20.94/3.74        ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 20.94/3.74        ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 20.94/3.74        ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 20.94/3.74        ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 20.94/3.74        ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) ))).
% 20.94/3.74  thf(zf_stmt_11, negated_conjecture,
% 20.94/3.74    (( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) | 
% 20.94/3.74     ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 20.94/3.74     ( ~( ssNder1_2r1r1 @ U @ V ) ) | ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 20.94/3.74     ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 20.94/3.74     ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 20.94/3.74     ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 20.94/3.74     ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 20.94/3.74     ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) )),
% 20.94/3.74    inference('cnf.neg', [status(esa)], [clause129])).
% 20.94/3.74  thf(zip_derived_cl879, plain,
% 20.94/3.74      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.74         X7 : $i, X8 : $i]:
% 20.94/3.74         ( (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 20.94/3.74            X7 @ X8)
% 20.94/3.74          | ~ (ssNder1_0)
% 20.94/3.74          | ~ (ssNder1_1r1 @ X0)
% 20.94/3.74          | ~ (ssNder1_2r1r1 @ X0 @ X1)
% 20.94/3.74          | ~ (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)
% 20.94/3.74          | ~ (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)
% 20.94/3.74          | ~ (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)
% 20.94/3.74          | ~ (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)
% 20.94/3.74          | ~ (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)
% 20.94/3.74          | ~ (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 20.94/3.74               X7))),
% 20.94/3.74      inference('cnf', [status(esa)], [zf_stmt_11])).
% 20.94/3.74  thf(zip_derived_cl1007, plain, ( (ssNder1_0)),
% 20.94/3.74      inference('cnf', [status(esa)], [zf_stmt_1])).
% 20.94/3.74  thf(zip_derived_cl1013, plain, (![X0 : $i]:  (ssNder1_1r1 @ X0)),
% 20.94/3.74      inference('demod', [status(thm)],
% 20.94/3.74                [zip_derived_cl1006, zip_derived_cl1007])).
% 20.94/3.74  thf(zip_derived_cl1014, plain,
% 20.94/3.74      (![X0 : $i, X1 : $i]:  (ssNder1_2r1r1 @ X0 @ X1)),
% 20.94/3.74      inference('demod', [status(thm)],
% 20.94/3.74                [zip_derived_cl1005, zip_derived_cl1007, zip_derived_cl1013])).
% 20.94/3.74  thf(zip_derived_cl1021, plain,
% 20.94/3.74      (![X0 : $i, X1 : $i, X2 : $i]:  (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)),
% 20.94/3.74      inference('demod', [status(thm)],
% 20.94/3.74                [zip_derived_cl994, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.74                 zip_derived_cl1014])).
% 20.94/3.74  thf(zip_derived_cl1046, plain,
% 20.94/3.74      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 20.94/3.74          (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)),
% 20.94/3.74      inference('demod', [status(thm)],
% 20.94/3.74                [zip_derived_cl984, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.74                 zip_derived_cl1014, zip_derived_cl1021])).
% 20.94/3.74  thf(zip_derived_cl1070, plain,
% 20.94/3.74      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 20.94/3.74          (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)),
% 20.94/3.74      inference('demod', [status(thm)],
% 20.94/3.74                [zip_derived_cl966, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.74                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046])).
% 20.94/3.74  thf(zip_derived_cl1101, plain,
% 20.94/3.74      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 20.94/3.74          (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)),
% 20.94/3.74      inference('demod', [status(thm)],
% 20.94/3.74                [zip_derived_cl948, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.74                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.74                 zip_derived_cl1070])).
% 20.94/3.74  thf(zip_derived_cl1131, plain,
% 20.94/3.74      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i]:
% 20.94/3.74          (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)),
% 20.94/3.74      inference('demod', [status(thm)],
% 20.94/3.74                [zip_derived_cl928, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.74                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.74                 zip_derived_cl1070, zip_derived_cl1101])).
% 20.94/3.74  thf(zip_derived_cl1179, plain,
% 20.94/3.74      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, X7 : $i]:
% 20.94/3.74          (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7)),
% 20.94/3.74      inference('demod', [status(thm)],
% 20.94/3.74                [zip_derived_cl901, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.74                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.74                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131])).
% 20.94/3.74  thf(zip_derived_cl1223, plain,
% 20.94/3.74      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.74         X7 : $i, X8 : $i]:
% 20.94/3.74          (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 20.94/3.74           X7 @ X8)),
% 20.94/3.74      inference('demod', [status(thm)],
% 20.94/3.74                [zip_derived_cl879, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.74                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.74                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.74                 zip_derived_cl1179])).
% 20.94/3.74  thf(clause154, conjecture,
% 20.94/3.74    (~( ( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.74          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) | 
% 20.94/3.74        ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 20.94/3.74        ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 20.94/3.74        ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 20.94/3.74        ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 20.94/3.74        ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 20.94/3.74        ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 20.94/3.74        ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 20.94/3.74        ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 20.94/3.74        ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) ))).
% 20.94/3.74  thf(zf_stmt_12, negated_conjecture,
% 20.94/3.74    (( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.74       U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) | 
% 20.94/3.74     ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 20.94/3.74     ( ~( ssNder1_2r1r1 @ U @ V ) ) | ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 20.94/3.74     ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 20.94/3.74     ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 20.94/3.74     ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 20.94/3.74     ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 20.94/3.74     ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 20.94/3.74     ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) )),
% 20.94/3.74    inference('cnf.neg', [status(esa)], [clause154])).
% 20.94/3.74  thf(zip_derived_cl854, plain,
% 20.94/3.74      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.74         X7 : $i, X8 : $i, X9 : $i]:
% 20.94/3.74         ( (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 20.94/3.74            X6 @ X7 @ X8 @ X9)
% 20.94/3.74          | ~ (ssNder1_0)
% 20.94/3.74          | ~ (ssNder1_1r1 @ X0)
% 20.94/3.74          | ~ (ssNder1_2r1r1 @ X0 @ X1)
% 20.94/3.74          | ~ (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)
% 20.94/3.74          | ~ (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)
% 20.94/3.74          | ~ (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)
% 20.94/3.74          | ~ (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)
% 20.94/3.74          | ~ (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)
% 20.94/3.74          | ~ (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 20.94/3.74               X7)
% 20.94/3.74          | ~ (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 20.94/3.74               X6 @ X7 @ X8))),
% 20.94/3.74      inference('cnf', [status(esa)], [zf_stmt_12])).
% 20.94/3.74  thf(zip_derived_cl1007, plain, ( (ssNder1_0)),
% 20.94/3.74      inference('cnf', [status(esa)], [zf_stmt_1])).
% 20.94/3.74  thf(zip_derived_cl1013, plain, (![X0 : $i]:  (ssNder1_1r1 @ X0)),
% 20.94/3.74      inference('demod', [status(thm)],
% 20.94/3.74                [zip_derived_cl1006, zip_derived_cl1007])).
% 20.94/3.74  thf(zip_derived_cl1014, plain,
% 20.94/3.74      (![X0 : $i, X1 : $i]:  (ssNder1_2r1r1 @ X0 @ X1)),
% 20.94/3.74      inference('demod', [status(thm)],
% 20.94/3.74                [zip_derived_cl1005, zip_derived_cl1007, zip_derived_cl1013])).
% 20.94/3.74  thf(zip_derived_cl1021, plain,
% 20.94/3.74      (![X0 : $i, X1 : $i, X2 : $i]:  (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)),
% 20.94/3.74      inference('demod', [status(thm)],
% 20.94/3.74                [zip_derived_cl994, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.74                 zip_derived_cl1014])).
% 20.94/3.74  thf(zip_derived_cl1046, plain,
% 20.94/3.74      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 20.94/3.74          (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)),
% 20.94/3.74      inference('demod', [status(thm)],
% 20.94/3.74                [zip_derived_cl984, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.74                 zip_derived_cl1014, zip_derived_cl1021])).
% 20.94/3.74  thf(zip_derived_cl1070, plain,
% 20.94/3.74      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 20.94/3.74          (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)),
% 20.94/3.74      inference('demod', [status(thm)],
% 20.94/3.74                [zip_derived_cl966, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.74                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046])).
% 20.94/3.74  thf(zip_derived_cl1101, plain,
% 20.94/3.74      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 20.94/3.74          (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)),
% 20.94/3.74      inference('demod', [status(thm)],
% 20.94/3.74                [zip_derived_cl948, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.74                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.74                 zip_derived_cl1070])).
% 20.94/3.74  thf(zip_derived_cl1131, plain,
% 20.94/3.74      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i]:
% 20.94/3.74          (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)),
% 20.94/3.74      inference('demod', [status(thm)],
% 20.94/3.74                [zip_derived_cl928, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.74                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.74                 zip_derived_cl1070, zip_derived_cl1101])).
% 20.94/3.74  thf(zip_derived_cl1179, plain,
% 20.94/3.74      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, X7 : $i]:
% 20.94/3.74          (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7)),
% 20.94/3.74      inference('demod', [status(thm)],
% 20.94/3.74                [zip_derived_cl901, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.74                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.74                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131])).
% 20.94/3.74  thf(zip_derived_cl1223, plain,
% 20.94/3.74      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.74         X7 : $i, X8 : $i]:
% 20.94/3.74          (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 20.94/3.74           X7 @ X8)),
% 20.94/3.74      inference('demod', [status(thm)],
% 20.94/3.74                [zip_derived_cl879, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.74                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.74                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.74                 zip_derived_cl1179])).
% 20.94/3.74  thf(zip_derived_cl1271, plain,
% 20.94/3.74      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.74         X7 : $i, X8 : $i, X9 : $i]:
% 20.94/3.74          (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 20.94/3.74           X7 @ X8 @ X9)),
% 20.94/3.74      inference('demod', [status(thm)],
% 20.94/3.74                [zip_derived_cl854, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.74                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.74                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.74                 zip_derived_cl1179, zip_derived_cl1223])).
% 20.94/3.74  thf(clause182, conjecture,
% 20.94/3.74    (~( ( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.74          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) | 
% 20.94/3.74        ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 20.94/3.74        ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 20.94/3.74        ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 20.94/3.74        ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 20.94/3.74        ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 20.94/3.74        ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 20.94/3.74        ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 20.94/3.74        ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 20.94/3.74        ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 20.94/3.74        ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.74             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) ))).
% 20.94/3.74  thf(zf_stmt_13, negated_conjecture,
% 20.94/3.74    (( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.74       U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) | 
% 20.94/3.74     ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 20.94/3.74     ( ~( ssNder1_2r1r1 @ U @ V ) ) | ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 20.94/3.74     ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 20.94/3.74     ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 20.94/3.74     ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 20.94/3.74     ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 20.94/3.74     ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 20.94/3.74     ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 20.94/3.74     ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.74          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) )),
% 20.94/3.74    inference('cnf.neg', [status(esa)], [clause182])).
% 20.94/3.74  thf(zip_derived_cl826, plain,
% 20.94/3.74      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.74         X7 : $i, X8 : $i, X9 : $i, X10 : $i]:
% 20.94/3.74         ( (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 20.94/3.74            X6 @ X7 @ X8 @ X9 @ X10)
% 20.94/3.74          | ~ (ssNder1_0)
% 20.94/3.74          | ~ (ssNder1_1r1 @ X0)
% 20.94/3.74          | ~ (ssNder1_2r1r1 @ X0 @ X1)
% 20.94/3.74          | ~ (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)
% 20.94/3.74          | ~ (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)
% 20.94/3.74          | ~ (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)
% 20.94/3.74          | ~ (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)
% 20.94/3.74          | ~ (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)
% 20.94/3.74          | ~ (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 20.94/3.74               X7)
% 20.94/3.74          | ~ (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 20.94/3.74               X6 @ X7 @ X8)
% 20.94/3.74          | ~ (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 20.94/3.74               X6 @ X7 @ X8 @ X9))),
% 20.94/3.74      inference('cnf', [status(esa)], [zf_stmt_13])).
% 20.94/3.74  thf(zip_derived_cl1007, plain, ( (ssNder1_0)),
% 20.94/3.74      inference('cnf', [status(esa)], [zf_stmt_1])).
% 20.94/3.74  thf(zip_derived_cl1013, plain, (![X0 : $i]:  (ssNder1_1r1 @ X0)),
% 20.94/3.74      inference('demod', [status(thm)],
% 20.94/3.74                [zip_derived_cl1006, zip_derived_cl1007])).
% 20.94/3.74  thf(zip_derived_cl1014, plain,
% 20.94/3.74      (![X0 : $i, X1 : $i]:  (ssNder1_2r1r1 @ X0 @ X1)),
% 20.94/3.74      inference('demod', [status(thm)],
% 20.94/3.74                [zip_derived_cl1005, zip_derived_cl1007, zip_derived_cl1013])).
% 20.94/3.74  thf(zip_derived_cl1021, plain,
% 20.94/3.74      (![X0 : $i, X1 : $i, X2 : $i]:  (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)),
% 20.94/3.74      inference('demod', [status(thm)],
% 20.94/3.74                [zip_derived_cl994, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.74                 zip_derived_cl1014])).
% 20.94/3.74  thf(zip_derived_cl1046, plain,
% 20.94/3.74      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 20.94/3.74          (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)),
% 20.94/3.74      inference('demod', [status(thm)],
% 20.94/3.74                [zip_derived_cl984, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.74                 zip_derived_cl1014, zip_derived_cl1021])).
% 20.94/3.74  thf(zip_derived_cl1070, plain,
% 20.94/3.74      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 20.94/3.74          (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)),
% 20.94/3.74      inference('demod', [status(thm)],
% 20.94/3.74                [zip_derived_cl966, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.74                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046])).
% 20.94/3.74  thf(zip_derived_cl1101, plain,
% 20.94/3.74      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 20.94/3.74          (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)),
% 20.94/3.74      inference('demod', [status(thm)],
% 20.94/3.74                [zip_derived_cl948, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.74                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.74                 zip_derived_cl1070])).
% 20.94/3.74  thf(zip_derived_cl1131, plain,
% 20.94/3.74      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i]:
% 20.94/3.74          (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)),
% 20.94/3.74      inference('demod', [status(thm)],
% 20.94/3.74                [zip_derived_cl928, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.74                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.74                 zip_derived_cl1070, zip_derived_cl1101])).
% 20.94/3.74  thf(zip_derived_cl1179, plain,
% 20.94/3.74      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, X7 : $i]:
% 20.94/3.74          (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7)),
% 20.94/3.74      inference('demod', [status(thm)],
% 20.94/3.74                [zip_derived_cl901, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.74                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.74                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131])).
% 20.94/3.74  thf(zip_derived_cl1223, plain,
% 20.94/3.74      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.74         X7 : $i, X8 : $i]:
% 20.94/3.74          (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 20.94/3.74           X7 @ X8)),
% 20.94/3.74      inference('demod', [status(thm)],
% 20.94/3.74                [zip_derived_cl879, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.74                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.74                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.74                 zip_derived_cl1179])).
% 20.94/3.74  thf(zip_derived_cl1271, plain,
% 20.94/3.74      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.74         X7 : $i, X8 : $i, X9 : $i]:
% 20.94/3.74          (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 20.94/3.74           X7 @ X8 @ X9)),
% 20.94/3.74      inference('demod', [status(thm)],
% 20.94/3.74                [zip_derived_cl854, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.74                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.74                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.74                 zip_derived_cl1179, zip_derived_cl1223])).
% 20.94/3.74  thf(zip_derived_cl1324, plain,
% 20.94/3.74      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.74         X7 : $i, X8 : $i, X9 : $i, X10 : $i]:
% 20.94/3.74          (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 20.94/3.74           X6 @ X7 @ X8 @ X9 @ X10)),
% 20.94/3.74      inference('demod', [status(thm)],
% 20.94/3.74                [zip_derived_cl826, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.74                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.74                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.74                 zip_derived_cl1179, zip_derived_cl1223, zip_derived_cl1271])).
% 20.94/3.74  thf(clause208, conjecture,
% 20.94/3.74    (~( ( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.74          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) | 
% 20.94/3.74        ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 20.94/3.74        ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 20.94/3.74        ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 20.94/3.74        ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 20.94/3.74        ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 20.94/3.74        ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 20.94/3.74        ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 20.94/3.74        ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 20.94/3.74        ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 20.94/3.74        ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.74             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 20.94/3.74        ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.74             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) ))).
% 20.94/3.74  thf(zf_stmt_14, negated_conjecture,
% 20.94/3.74    (( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.74       U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) | 
% 20.94/3.74     ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 20.94/3.74     ( ~( ssNder1_2r1r1 @ U @ V ) ) | ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 20.94/3.74     ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 20.94/3.74     ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 20.94/3.74     ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 20.94/3.74     ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 20.94/3.74     ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 20.94/3.74     ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 20.94/3.74     ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.74          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 20.94/3.74     ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.74          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) )),
% 20.94/3.74    inference('cnf.neg', [status(esa)], [clause208])).
% 20.94/3.74  thf(zip_derived_cl800, plain,
% 20.94/3.74      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.74         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i]:
% 20.94/3.74         ( (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 20.94/3.74            X6 @ X7 @ X8 @ X9 @ X10 @ X11)
% 20.94/3.74          | ~ (ssNder1_0)
% 20.94/3.74          | ~ (ssNder1_1r1 @ X0)
% 20.94/3.74          | ~ (ssNder1_2r1r1 @ X0 @ X1)
% 20.94/3.74          | ~ (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)
% 20.94/3.74          | ~ (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)
% 20.94/3.74          | ~ (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)
% 20.94/3.74          | ~ (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)
% 20.94/3.74          | ~ (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)
% 20.94/3.74          | ~ (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 20.94/3.74               X7)
% 20.94/3.74          | ~ (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 20.94/3.74               X6 @ X7 @ X8)
% 20.94/3.74          | ~ (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 20.94/3.74               X6 @ X7 @ X8 @ X9)
% 20.94/3.74          | ~ (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 20.94/3.74               X5 @ X6 @ X7 @ X8 @ X9 @ X10))),
% 20.94/3.74      inference('cnf', [status(esa)], [zf_stmt_14])).
% 20.94/3.74  thf(zip_derived_cl1007, plain, ( (ssNder1_0)),
% 20.94/3.74      inference('cnf', [status(esa)], [zf_stmt_1])).
% 20.94/3.74  thf(zip_derived_cl1013, plain, (![X0 : $i]:  (ssNder1_1r1 @ X0)),
% 20.94/3.74      inference('demod', [status(thm)],
% 20.94/3.74                [zip_derived_cl1006, zip_derived_cl1007])).
% 20.94/3.74  thf(zip_derived_cl1014, plain,
% 20.94/3.74      (![X0 : $i, X1 : $i]:  (ssNder1_2r1r1 @ X0 @ X1)),
% 20.94/3.74      inference('demod', [status(thm)],
% 20.94/3.74                [zip_derived_cl1005, zip_derived_cl1007, zip_derived_cl1013])).
% 20.94/3.74  thf(zip_derived_cl1021, plain,
% 20.94/3.74      (![X0 : $i, X1 : $i, X2 : $i]:  (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)),
% 20.94/3.74      inference('demod', [status(thm)],
% 20.94/3.74                [zip_derived_cl994, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.74                 zip_derived_cl1014])).
% 20.94/3.74  thf(zip_derived_cl1046, plain,
% 20.94/3.74      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 20.94/3.74          (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)),
% 20.94/3.74      inference('demod', [status(thm)],
% 20.94/3.74                [zip_derived_cl984, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.74                 zip_derived_cl1014, zip_derived_cl1021])).
% 20.94/3.74  thf(zip_derived_cl1070, plain,
% 20.94/3.74      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 20.94/3.74          (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)),
% 20.94/3.74      inference('demod', [status(thm)],
% 20.94/3.74                [zip_derived_cl966, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.74                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046])).
% 20.94/3.74  thf(zip_derived_cl1101, plain,
% 20.94/3.74      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 20.94/3.74          (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)),
% 20.94/3.74      inference('demod', [status(thm)],
% 20.94/3.74                [zip_derived_cl948, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.74                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.74                 zip_derived_cl1070])).
% 20.94/3.74  thf(zip_derived_cl1131, plain,
% 20.94/3.74      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i]:
% 20.94/3.74          (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)),
% 20.94/3.74      inference('demod', [status(thm)],
% 20.94/3.74                [zip_derived_cl928, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.74                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.74                 zip_derived_cl1070, zip_derived_cl1101])).
% 20.94/3.74  thf(zip_derived_cl1179, plain,
% 20.94/3.74      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, X7 : $i]:
% 20.94/3.74          (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7)),
% 20.94/3.74      inference('demod', [status(thm)],
% 20.94/3.74                [zip_derived_cl901, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.74                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.74                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131])).
% 20.94/3.74  thf(zip_derived_cl1223, plain,
% 20.94/3.74      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.74         X7 : $i, X8 : $i]:
% 20.94/3.74          (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 20.94/3.74           X7 @ X8)),
% 20.94/3.74      inference('demod', [status(thm)],
% 20.94/3.74                [zip_derived_cl879, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.74                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.74                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.74                 zip_derived_cl1179])).
% 20.94/3.74  thf(zip_derived_cl1271, plain,
% 20.94/3.74      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.74         X7 : $i, X8 : $i, X9 : $i]:
% 20.94/3.74          (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 20.94/3.74           X7 @ X8 @ X9)),
% 20.94/3.74      inference('demod', [status(thm)],
% 20.94/3.74                [zip_derived_cl854, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.74                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.74                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.74                 zip_derived_cl1179, zip_derived_cl1223])).
% 20.94/3.74  thf(zip_derived_cl1324, plain,
% 20.94/3.74      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.74         X7 : $i, X8 : $i, X9 : $i, X10 : $i]:
% 20.94/3.74          (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 20.94/3.74           X6 @ X7 @ X8 @ X9 @ X10)),
% 20.94/3.74      inference('demod', [status(thm)],
% 20.94/3.74                [zip_derived_cl826, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.74                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.74                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.74                 zip_derived_cl1179, zip_derived_cl1223, zip_derived_cl1271])).
% 20.94/3.74  thf(zip_derived_cl1370, plain,
% 20.94/3.74      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.74         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i]:
% 20.94/3.74          (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 20.94/3.74           X6 @ X7 @ X8 @ X9 @ X10 @ X11)),
% 20.94/3.74      inference('demod', [status(thm)],
% 20.94/3.74                [zip_derived_cl800, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.74                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.74                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.74                 zip_derived_cl1179, zip_derived_cl1223, zip_derived_cl1271, 
% 20.94/3.74                 zip_derived_cl1324])).
% 20.94/3.74  thf(clause239, conjecture,
% 20.94/3.74    (~( ( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.74          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) | 
% 20.94/3.74        ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 20.94/3.74        ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 20.94/3.74        ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 20.94/3.74        ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 20.94/3.74        ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 20.94/3.74        ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 20.94/3.74        ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 20.94/3.74        ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 20.94/3.74        ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 20.94/3.74        ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.74             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 20.94/3.74        ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.74             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 20.94/3.74        ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.74             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) ))).
% 20.94/3.74  thf(zf_stmt_15, negated_conjecture,
% 20.94/3.74    (( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.74       U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) | 
% 20.94/3.74     ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 20.94/3.74     ( ~( ssNder1_2r1r1 @ U @ V ) ) | ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 20.94/3.74     ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 20.94/3.74     ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 20.94/3.74     ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 20.94/3.74     ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 20.94/3.74     ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 20.94/3.74     ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 20.94/3.74     ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.74          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 20.94/3.74     ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.74          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 20.94/3.74     ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.74          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) )),
% 20.94/3.74    inference('cnf.neg', [status(esa)], [clause239])).
% 20.94/3.74  thf(zip_derived_cl769, plain,
% 20.94/3.74      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.74         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i]:
% 20.94/3.74         ( (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 20.94/3.74            X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)
% 20.94/3.74          | ~ (ssNder1_0)
% 20.94/3.74          | ~ (ssNder1_1r1 @ X0)
% 20.94/3.74          | ~ (ssNder1_2r1r1 @ X0 @ X1)
% 20.94/3.74          | ~ (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)
% 20.94/3.74          | ~ (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)
% 20.94/3.74          | ~ (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)
% 20.94/3.74          | ~ (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)
% 20.94/3.74          | ~ (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)
% 20.94/3.74          | ~ (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 20.94/3.74               X7)
% 20.94/3.74          | ~ (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 20.94/3.74               X6 @ X7 @ X8)
% 20.94/3.74          | ~ (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 20.94/3.74               X6 @ X7 @ X8 @ X9)
% 20.94/3.74          | ~ (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 20.94/3.74               X5 @ X6 @ X7 @ X8 @ X9 @ X10)
% 20.94/3.74          | ~ (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 20.94/3.74               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11))),
% 20.94/3.74      inference('cnf', [status(esa)], [zf_stmt_15])).
% 20.94/3.74  thf(zip_derived_cl1007, plain, ( (ssNder1_0)),
% 20.94/3.74      inference('cnf', [status(esa)], [zf_stmt_1])).
% 20.94/3.74  thf(zip_derived_cl1013, plain, (![X0 : $i]:  (ssNder1_1r1 @ X0)),
% 20.94/3.74      inference('demod', [status(thm)],
% 20.94/3.74                [zip_derived_cl1006, zip_derived_cl1007])).
% 20.94/3.74  thf(zip_derived_cl1014, plain,
% 20.94/3.74      (![X0 : $i, X1 : $i]:  (ssNder1_2r1r1 @ X0 @ X1)),
% 20.94/3.74      inference('demod', [status(thm)],
% 20.94/3.74                [zip_derived_cl1005, zip_derived_cl1007, zip_derived_cl1013])).
% 20.94/3.74  thf(zip_derived_cl1021, plain,
% 20.94/3.74      (![X0 : $i, X1 : $i, X2 : $i]:  (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)),
% 20.94/3.74      inference('demod', [status(thm)],
% 20.94/3.74                [zip_derived_cl994, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.74                 zip_derived_cl1014])).
% 20.94/3.74  thf(zip_derived_cl1046, plain,
% 20.94/3.74      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 20.94/3.74          (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)),
% 20.94/3.74      inference('demod', [status(thm)],
% 20.94/3.74                [zip_derived_cl984, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.74                 zip_derived_cl1014, zip_derived_cl1021])).
% 20.94/3.74  thf(zip_derived_cl1070, plain,
% 20.94/3.74      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 20.94/3.74          (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)),
% 20.94/3.74      inference('demod', [status(thm)],
% 20.94/3.74                [zip_derived_cl966, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.74                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046])).
% 20.94/3.74  thf(zip_derived_cl1101, plain,
% 20.94/3.74      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 20.94/3.74          (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)),
% 20.94/3.74      inference('demod', [status(thm)],
% 20.94/3.74                [zip_derived_cl948, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.74                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.74                 zip_derived_cl1070])).
% 20.94/3.74  thf(zip_derived_cl1131, plain,
% 20.94/3.74      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i]:
% 20.94/3.74          (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)),
% 20.94/3.74      inference('demod', [status(thm)],
% 20.94/3.74                [zip_derived_cl928, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.74                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.74                 zip_derived_cl1070, zip_derived_cl1101])).
% 20.94/3.74  thf(zip_derived_cl1179, plain,
% 20.94/3.74      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, X7 : $i]:
% 20.94/3.74          (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7)),
% 20.94/3.74      inference('demod', [status(thm)],
% 20.94/3.74                [zip_derived_cl901, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.74                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.74                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131])).
% 20.94/3.74  thf(zip_derived_cl1223, plain,
% 20.94/3.74      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.74         X7 : $i, X8 : $i]:
% 20.94/3.74          (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 20.94/3.74           X7 @ X8)),
% 20.94/3.74      inference('demod', [status(thm)],
% 20.94/3.74                [zip_derived_cl879, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.74                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.74                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.74                 zip_derived_cl1179])).
% 20.94/3.74  thf(zip_derived_cl1271, plain,
% 20.94/3.74      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.74         X7 : $i, X8 : $i, X9 : $i]:
% 20.94/3.74          (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 20.94/3.74           X7 @ X8 @ X9)),
% 20.94/3.74      inference('demod', [status(thm)],
% 20.94/3.74                [zip_derived_cl854, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.74                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.74                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.74                 zip_derived_cl1179, zip_derived_cl1223])).
% 20.94/3.74  thf(zip_derived_cl1324, plain,
% 20.94/3.74      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.74         X7 : $i, X8 : $i, X9 : $i, X10 : $i]:
% 20.94/3.74          (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 20.94/3.74           X6 @ X7 @ X8 @ X9 @ X10)),
% 20.94/3.74      inference('demod', [status(thm)],
% 20.94/3.74                [zip_derived_cl826, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.74                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.74                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.74                 zip_derived_cl1179, zip_derived_cl1223, zip_derived_cl1271])).
% 20.94/3.74  thf(zip_derived_cl1370, plain,
% 20.94/3.74      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.74         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i]:
% 20.94/3.74          (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 20.94/3.74           X6 @ X7 @ X8 @ X9 @ X10 @ X11)),
% 20.94/3.74      inference('demod', [status(thm)],
% 20.94/3.74                [zip_derived_cl800, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.74                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.74                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.74                 zip_derived_cl1179, zip_derived_cl1223, zip_derived_cl1271, 
% 20.94/3.74                 zip_derived_cl1324])).
% 20.94/3.74  thf(zip_derived_cl1424, plain,
% 20.94/3.74      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.74         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i]:
% 20.94/3.74          (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 20.94/3.74           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)),
% 20.94/3.74      inference('demod', [status(thm)],
% 20.94/3.74                [zip_derived_cl769, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.74                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.74                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.74                 zip_derived_cl1179, zip_derived_cl1223, zip_derived_cl1271, 
% 20.94/3.74                 zip_derived_cl1324, zip_derived_cl1370])).
% 20.94/3.74  thf(clause271, conjecture,
% 20.94/3.74    (~( ( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.74          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) | 
% 20.94/3.74        ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 20.94/3.74        ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 20.94/3.74        ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 20.94/3.74        ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 20.94/3.74        ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 20.94/3.74        ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 20.94/3.74        ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 20.94/3.74        ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 20.94/3.74        ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 20.94/3.74        ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.74             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 20.94/3.74        ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.74             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 20.94/3.74        ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.74             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 20.94/3.74        ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.74             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) ))).
% 20.94/3.74  thf(zf_stmt_16, negated_conjecture,
% 20.94/3.74    (( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.74       U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) | 
% 20.94/3.74     ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 20.94/3.74     ( ~( ssNder1_2r1r1 @ U @ V ) ) | ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 20.94/3.74     ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 20.94/3.74     ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 20.94/3.74     ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 20.94/3.74     ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 20.94/3.74     ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 20.94/3.74     ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 20.94/3.74     ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.74          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 20.94/3.74     ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.74          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 20.94/3.74     ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.74          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 20.94/3.74     ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.74          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) )),
% 20.94/3.74    inference('cnf.neg', [status(esa)], [clause271])).
% 20.94/3.74  thf(zip_derived_cl737, plain,
% 20.94/3.74      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.74         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i]:
% 20.94/3.74         ( (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 20.94/3.74            X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)
% 20.94/3.74          | ~ (ssNder1_0)
% 20.94/3.74          | ~ (ssNder1_1r1 @ X0)
% 20.94/3.74          | ~ (ssNder1_2r1r1 @ X0 @ X1)
% 20.94/3.74          | ~ (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)
% 20.94/3.74          | ~ (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)
% 20.94/3.74          | ~ (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)
% 20.94/3.74          | ~ (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)
% 20.94/3.74          | ~ (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)
% 20.94/3.74          | ~ (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 20.94/3.74               X7)
% 20.94/3.74          | ~ (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 20.94/3.74               X6 @ X7 @ X8)
% 20.94/3.74          | ~ (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 20.94/3.74               X6 @ X7 @ X8 @ X9)
% 20.94/3.74          | ~ (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 20.94/3.74               X5 @ X6 @ X7 @ X8 @ X9 @ X10)
% 20.94/3.74          | ~ (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 20.94/3.74               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11)
% 20.94/3.74          | ~ (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 20.94/3.74               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12))),
% 20.94/3.74      inference('cnf', [status(esa)], [zf_stmt_16])).
% 20.94/3.74  thf(zip_derived_cl1007, plain, ( (ssNder1_0)),
% 20.94/3.74      inference('cnf', [status(esa)], [zf_stmt_1])).
% 20.94/3.74  thf(zip_derived_cl1013, plain, (![X0 : $i]:  (ssNder1_1r1 @ X0)),
% 20.94/3.74      inference('demod', [status(thm)],
% 20.94/3.74                [zip_derived_cl1006, zip_derived_cl1007])).
% 20.94/3.74  thf(zip_derived_cl1014, plain,
% 20.94/3.74      (![X0 : $i, X1 : $i]:  (ssNder1_2r1r1 @ X0 @ X1)),
% 20.94/3.74      inference('demod', [status(thm)],
% 20.94/3.74                [zip_derived_cl1005, zip_derived_cl1007, zip_derived_cl1013])).
% 20.94/3.74  thf(zip_derived_cl1021, plain,
% 20.94/3.74      (![X0 : $i, X1 : $i, X2 : $i]:  (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)),
% 20.94/3.74      inference('demod', [status(thm)],
% 20.94/3.74                [zip_derived_cl994, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.74                 zip_derived_cl1014])).
% 20.94/3.74  thf(zip_derived_cl1046, plain,
% 20.94/3.74      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 20.94/3.74          (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)),
% 20.94/3.74      inference('demod', [status(thm)],
% 20.94/3.74                [zip_derived_cl984, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.74                 zip_derived_cl1014, zip_derived_cl1021])).
% 20.94/3.74  thf(zip_derived_cl1070, plain,
% 20.94/3.74      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 20.94/3.74          (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)),
% 20.94/3.74      inference('demod', [status(thm)],
% 20.94/3.74                [zip_derived_cl966, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.74                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046])).
% 20.94/3.74  thf(zip_derived_cl1101, plain,
% 20.94/3.74      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 20.94/3.74          (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)),
% 20.94/3.74      inference('demod', [status(thm)],
% 20.94/3.74                [zip_derived_cl948, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.74                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.74                 zip_derived_cl1070])).
% 20.94/3.74  thf(zip_derived_cl1131, plain,
% 20.94/3.74      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i]:
% 20.94/3.74          (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)),
% 20.94/3.74      inference('demod', [status(thm)],
% 20.94/3.74                [zip_derived_cl928, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.74                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.74                 zip_derived_cl1070, zip_derived_cl1101])).
% 20.94/3.74  thf(zip_derived_cl1179, plain,
% 20.94/3.74      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, X7 : $i]:
% 20.94/3.74          (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7)),
% 20.94/3.74      inference('demod', [status(thm)],
% 20.94/3.74                [zip_derived_cl901, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.74                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.74                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131])).
% 20.94/3.74  thf(zip_derived_cl1223, plain,
% 20.94/3.74      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.74         X7 : $i, X8 : $i]:
% 20.94/3.74          (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 20.94/3.74           X7 @ X8)),
% 20.94/3.74      inference('demod', [status(thm)],
% 20.94/3.74                [zip_derived_cl879, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.74                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.74                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.74                 zip_derived_cl1179])).
% 20.94/3.74  thf(zip_derived_cl1271, plain,
% 20.94/3.74      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.74         X7 : $i, X8 : $i, X9 : $i]:
% 20.94/3.74          (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 20.94/3.74           X7 @ X8 @ X9)),
% 20.94/3.74      inference('demod', [status(thm)],
% 20.94/3.74                [zip_derived_cl854, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.74                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.74                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.74                 zip_derived_cl1179, zip_derived_cl1223])).
% 20.94/3.74  thf(zip_derived_cl1324, plain,
% 20.94/3.74      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.74         X7 : $i, X8 : $i, X9 : $i, X10 : $i]:
% 20.94/3.74          (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 20.94/3.74           X6 @ X7 @ X8 @ X9 @ X10)),
% 20.94/3.74      inference('demod', [status(thm)],
% 20.94/3.74                [zip_derived_cl826, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.74                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.74                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.74                 zip_derived_cl1179, zip_derived_cl1223, zip_derived_cl1271])).
% 20.94/3.74  thf(zip_derived_cl1370, plain,
% 20.94/3.74      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.74         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i]:
% 20.94/3.74          (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 20.94/3.74           X6 @ X7 @ X8 @ X9 @ X10 @ X11)),
% 20.94/3.74      inference('demod', [status(thm)],
% 20.94/3.74                [zip_derived_cl800, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.74                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.74                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.74                 zip_derived_cl1179, zip_derived_cl1223, zip_derived_cl1271, 
% 20.94/3.74                 zip_derived_cl1324])).
% 20.94/3.74  thf(zip_derived_cl1424, plain,
% 20.94/3.74      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.74         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i]:
% 20.94/3.74          (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 20.94/3.74           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)),
% 20.94/3.74      inference('demod', [status(thm)],
% 20.94/3.74                [zip_derived_cl769, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.74                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.74                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.74                 zip_derived_cl1179, zip_derived_cl1223, zip_derived_cl1271, 
% 20.94/3.74                 zip_derived_cl1324, zip_derived_cl1370])).
% 20.94/3.74  thf(zip_derived_cl1485, plain,
% 20.94/3.74      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.74         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i]:
% 20.94/3.74          (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 20.94/3.74           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)),
% 20.94/3.74      inference('demod', [status(thm)],
% 20.94/3.74                [zip_derived_cl737, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.74                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.74                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.74                 zip_derived_cl1179, zip_derived_cl1223, zip_derived_cl1271, 
% 20.94/3.74                 zip_derived_cl1324, zip_derived_cl1370, zip_derived_cl1424])).
% 20.94/3.74  thf(zip_derived_cl1567, plain,
% 20.94/3.74      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.74         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 20.94/3.74         X14 : $i]:
% 20.94/3.74          (ssPv13_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 20.94/3.74           X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ skc32)),
% 20.94/3.74      inference('demod', [status(thm)],
% 20.94/3.74                [zip_derived_cl701, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.74                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.74                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.74                 zip_derived_cl1179, zip_derived_cl1223, zip_derived_cl1271, 
% 20.94/3.74                 zip_derived_cl1324, zip_derived_cl1370, zip_derived_cl1424, 
% 20.94/3.74                 zip_derived_cl1485])).
% 20.94/3.74  thf(clause467, conjecture,
% 20.94/3.74    (~( ( ssPv13_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.74          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 20.94/3.74          X10 @ X11 @ X12 ) | 
% 20.94/3.74        ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 20.94/3.74        ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 20.94/3.74        ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 20.94/3.74        ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 20.94/3.74        ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 20.94/3.74        ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 20.94/3.74        ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 20.94/3.74        ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 20.94/3.74        ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 20.94/3.74        ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.74             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 20.94/3.74        ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.74             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 20.94/3.74        ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.74             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 20.94/3.74        ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.74             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 20.94/3.74        ( ~( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.74             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) | 
% 20.94/3.74        ( ~( ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.74             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) ) | 
% 20.94/3.74        ( ~( ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.74             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 20.94/3.74             X9 @ X10 ) ) | 
% 20.94/3.74        ( ~( ssPv13_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.74             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 20.94/3.74             X9 @ X10 ) ) | 
% 20.94/3.74        ( ~( ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.74             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 20.94/3.74             X9 @ X10 @ X11 ) ) ))).
% 20.94/3.74  thf(zf_stmt_17, negated_conjecture,
% 20.94/3.74    (( ssPv13_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.74       U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 20.94/3.74       X10 @ X11 @ X12 ) | 
% 20.94/3.74     ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 20.94/3.74     ( ~( ssNder1_2r1r1 @ U @ V ) ) | ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 20.94/3.74     ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 20.94/3.74     ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 20.94/3.74     ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 20.94/3.74     ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 20.94/3.74     ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 20.94/3.74     ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 20.94/3.74     ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.74          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 20.94/3.74     ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.74          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 20.94/3.74     ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.74          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 20.94/3.74     ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.74          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 20.94/3.74     ( ~( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.74          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) | 
% 20.94/3.74     ( ~( ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.74          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) ) | 
% 20.94/3.74     ( ~( ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.74          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 20.94/3.74          X10 ) ) | 
% 20.94/3.74     ( ~( ssPv13_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.74          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 20.94/3.74          X10 ) ) | 
% 20.94/3.74     ( ~( ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.74          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 20.94/3.74          X10 @ X11 ) )),
% 20.94/3.74    inference('cnf.neg', [status(esa)], [clause467])).
% 20.94/3.74  thf(zip_derived_cl541, plain,
% 20.94/3.74      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.74         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 20.94/3.74         X14 : $i, X15 : $i, X16 : $i, X17 : $i]:
% 20.94/3.74         ( (ssPv13_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 20.94/3.74            X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 20.94/3.74            X15 @ X16 @ X17)
% 20.94/3.74          | ~ (ssNder1_0)
% 20.94/3.74          | ~ (ssNder1_1r1 @ X0)
% 20.94/3.74          | ~ (ssNder1_2r1r1 @ X0 @ X1)
% 20.94/3.74          | ~ (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)
% 20.94/3.74          | ~ (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)
% 20.94/3.74          | ~ (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)
% 20.94/3.74          | ~ (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)
% 20.94/3.74          | ~ (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)
% 20.94/3.74          | ~ (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 20.94/3.74               X7)
% 20.94/3.74          | ~ (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 20.94/3.74               X6 @ X7 @ X8)
% 20.94/3.74          | ~ (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 20.94/3.74               X6 @ X7 @ X8 @ X9)
% 20.94/3.74          | ~ (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 20.94/3.74               X5 @ X6 @ X7 @ X8 @ X9 @ X10)
% 20.94/3.74          | ~ (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 20.94/3.74               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11)
% 20.94/3.74          | ~ (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 20.94/3.74               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)
% 20.94/3.74          | ~ (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 20.94/3.74               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)
% 20.94/3.74          | ~ (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 20.94/3.74               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)
% 20.94/3.74          | ~ (ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 20.94/3.74               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 20.94/3.74               X14 @ X15)
% 20.94/3.74          | ~ (ssPv13_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 20.94/3.74               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15)
% 20.94/3.74          | ~ (ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 20.94/3.74               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 20.94/3.74               X14 @ X15 @ X16))),
% 20.94/3.74      inference('cnf', [status(esa)], [zf_stmt_17])).
% 20.94/3.74  thf(zip_derived_cl1007, plain, ( (ssNder1_0)),
% 20.94/3.74      inference('cnf', [status(esa)], [zf_stmt_1])).
% 20.94/3.74  thf(zip_derived_cl1013, plain, (![X0 : $i]:  (ssNder1_1r1 @ X0)),
% 20.94/3.74      inference('demod', [status(thm)],
% 20.94/3.74                [zip_derived_cl1006, zip_derived_cl1007])).
% 20.94/3.74  thf(zip_derived_cl1014, plain,
% 20.94/3.74      (![X0 : $i, X1 : $i]:  (ssNder1_2r1r1 @ X0 @ X1)),
% 20.94/3.74      inference('demod', [status(thm)],
% 20.94/3.74                [zip_derived_cl1005, zip_derived_cl1007, zip_derived_cl1013])).
% 20.94/3.74  thf(zip_derived_cl1021, plain,
% 20.94/3.74      (![X0 : $i, X1 : $i, X2 : $i]:  (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)),
% 20.94/3.74      inference('demod', [status(thm)],
% 20.94/3.74                [zip_derived_cl994, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.74                 zip_derived_cl1014])).
% 20.94/3.74  thf(zip_derived_cl1046, plain,
% 20.94/3.74      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 20.94/3.74          (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)),
% 20.94/3.74      inference('demod', [status(thm)],
% 20.94/3.74                [zip_derived_cl984, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.74                 zip_derived_cl1014, zip_derived_cl1021])).
% 20.94/3.74  thf(zip_derived_cl1070, plain,
% 20.94/3.74      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 20.94/3.74          (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)),
% 20.94/3.74      inference('demod', [status(thm)],
% 20.94/3.74                [zip_derived_cl966, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.74                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046])).
% 20.94/3.74  thf(zip_derived_cl1101, plain,
% 20.94/3.74      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 20.94/3.74          (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)),
% 20.94/3.74      inference('demod', [status(thm)],
% 20.94/3.74                [zip_derived_cl948, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.74                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.74                 zip_derived_cl1070])).
% 20.94/3.74  thf(zip_derived_cl1131, plain,
% 20.94/3.74      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i]:
% 20.94/3.74          (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)),
% 20.94/3.74      inference('demod', [status(thm)],
% 20.94/3.74                [zip_derived_cl928, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.74                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.74                 zip_derived_cl1070, zip_derived_cl1101])).
% 20.94/3.74  thf(zip_derived_cl1179, plain,
% 20.94/3.74      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, X7 : $i]:
% 20.94/3.74          (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7)),
% 20.94/3.74      inference('demod', [status(thm)],
% 20.94/3.74                [zip_derived_cl901, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.74                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.74                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131])).
% 20.94/3.74  thf(zip_derived_cl1223, plain,
% 20.94/3.74      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.74         X7 : $i, X8 : $i]:
% 20.94/3.74          (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 20.94/3.74           X7 @ X8)),
% 20.94/3.74      inference('demod', [status(thm)],
% 20.94/3.74                [zip_derived_cl879, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.74                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.74                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.74                 zip_derived_cl1179])).
% 20.94/3.74  thf(zip_derived_cl1271, plain,
% 20.94/3.74      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.74         X7 : $i, X8 : $i, X9 : $i]:
% 20.94/3.74          (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 20.94/3.74           X7 @ X8 @ X9)),
% 20.94/3.74      inference('demod', [status(thm)],
% 20.94/3.74                [zip_derived_cl854, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.74                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.74                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.74                 zip_derived_cl1179, zip_derived_cl1223])).
% 20.94/3.74  thf(zip_derived_cl1324, plain,
% 20.94/3.74      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.74         X7 : $i, X8 : $i, X9 : $i, X10 : $i]:
% 20.94/3.74          (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 20.94/3.74           X6 @ X7 @ X8 @ X9 @ X10)),
% 20.94/3.74      inference('demod', [status(thm)],
% 20.94/3.74                [zip_derived_cl826, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.74                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.74                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.74                 zip_derived_cl1179, zip_derived_cl1223, zip_derived_cl1271])).
% 20.94/3.74  thf(zip_derived_cl1370, plain,
% 20.94/3.74      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.74         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i]:
% 20.94/3.74          (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 20.94/3.74           X6 @ X7 @ X8 @ X9 @ X10 @ X11)),
% 20.94/3.74      inference('demod', [status(thm)],
% 20.94/3.74                [zip_derived_cl800, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.74                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.74                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.74                 zip_derived_cl1179, zip_derived_cl1223, zip_derived_cl1271, 
% 20.94/3.74                 zip_derived_cl1324])).
% 20.94/3.74  thf(zip_derived_cl1424, plain,
% 20.94/3.74      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.74         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i]:
% 20.94/3.74          (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 20.94/3.74           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)),
% 20.94/3.74      inference('demod', [status(thm)],
% 20.94/3.74                [zip_derived_cl769, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.74                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.74                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.74                 zip_derived_cl1179, zip_derived_cl1223, zip_derived_cl1271, 
% 20.94/3.74                 zip_derived_cl1324, zip_derived_cl1370])).
% 20.94/3.74  thf(zip_derived_cl1485, plain,
% 20.94/3.74      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.74         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i]:
% 20.94/3.74          (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 20.94/3.74           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)),
% 20.94/3.74      inference('demod', [status(thm)],
% 20.94/3.74                [zip_derived_cl737, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.74                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.74                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.74                 zip_derived_cl1179, zip_derived_cl1223, zip_derived_cl1271, 
% 20.94/3.74                 zip_derived_cl1324, zip_derived_cl1370, zip_derived_cl1424])).
% 20.94/3.74  thf(clause306, conjecture,
% 20.94/3.74    (~( ( ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.74          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) | 
% 20.94/3.74        ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 20.94/3.74        ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 20.94/3.74        ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 20.94/3.74        ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 20.94/3.74        ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 20.94/3.74        ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 20.94/3.74        ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 20.94/3.74        ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 20.94/3.74        ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 20.94/3.74        ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.74             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 20.94/3.74        ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.74             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 20.94/3.74        ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.74             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 20.94/3.74        ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.74             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 20.94/3.74        ( ~( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.74             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) ))).
% 20.94/3.74  thf(zf_stmt_18, negated_conjecture,
% 20.94/3.74    (( ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.74       U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) | 
% 20.94/3.74     ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 20.94/3.74     ( ~( ssNder1_2r1r1 @ U @ V ) ) | ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 20.94/3.74     ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 20.94/3.74     ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 20.94/3.74     ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 20.94/3.74     ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 20.94/3.74     ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 20.94/3.74     ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 20.94/3.74     ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.74          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 20.94/3.74     ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.74          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 20.94/3.74     ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.74          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 20.94/3.74     ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.74          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 20.94/3.74     ( ~( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.74          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) )),
% 20.94/3.74    inference('cnf.neg', [status(esa)], [clause306])).
% 20.94/3.74  thf(zip_derived_cl702, plain,
% 20.94/3.74      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.74         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 20.94/3.74         X14 : $i]:
% 20.94/3.74         ( (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 20.94/3.74            X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)
% 20.94/3.74          | ~ (ssNder1_0)
% 20.94/3.74          | ~ (ssNder1_1r1 @ X0)
% 20.94/3.74          | ~ (ssNder1_2r1r1 @ X0 @ X1)
% 20.94/3.74          | ~ (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)
% 20.94/3.74          | ~ (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)
% 20.94/3.74          | ~ (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)
% 20.94/3.74          | ~ (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)
% 20.94/3.74          | ~ (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)
% 20.94/3.74          | ~ (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 20.94/3.74               X7)
% 20.94/3.74          | ~ (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 20.94/3.74               X6 @ X7 @ X8)
% 20.94/3.74          | ~ (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 20.94/3.74               X6 @ X7 @ X8 @ X9)
% 20.94/3.74          | ~ (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 20.94/3.74               X5 @ X6 @ X7 @ X8 @ X9 @ X10)
% 20.94/3.74          | ~ (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 20.94/3.74               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11)
% 20.94/3.74          | ~ (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 20.94/3.74               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)
% 20.94/3.74          | ~ (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 20.94/3.74               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13))),
% 20.94/3.74      inference('cnf', [status(esa)], [zf_stmt_18])).
% 20.94/3.74  thf(zip_derived_cl1007, plain, ( (ssNder1_0)),
% 20.94/3.74      inference('cnf', [status(esa)], [zf_stmt_1])).
% 20.94/3.74  thf(zip_derived_cl1013, plain, (![X0 : $i]:  (ssNder1_1r1 @ X0)),
% 20.94/3.74      inference('demod', [status(thm)],
% 20.94/3.74                [zip_derived_cl1006, zip_derived_cl1007])).
% 20.94/3.74  thf(zip_derived_cl1014, plain,
% 20.94/3.74      (![X0 : $i, X1 : $i]:  (ssNder1_2r1r1 @ X0 @ X1)),
% 20.94/3.74      inference('demod', [status(thm)],
% 20.94/3.74                [zip_derived_cl1005, zip_derived_cl1007, zip_derived_cl1013])).
% 20.94/3.74  thf(zip_derived_cl1021, plain,
% 20.94/3.74      (![X0 : $i, X1 : $i, X2 : $i]:  (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)),
% 20.94/3.74      inference('demod', [status(thm)],
% 20.94/3.74                [zip_derived_cl994, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.74                 zip_derived_cl1014])).
% 20.94/3.74  thf(zip_derived_cl1046, plain,
% 20.94/3.74      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 20.94/3.74          (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)),
% 20.94/3.74      inference('demod', [status(thm)],
% 20.94/3.74                [zip_derived_cl984, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.74                 zip_derived_cl1014, zip_derived_cl1021])).
% 20.94/3.74  thf(zip_derived_cl1070, plain,
% 20.94/3.74      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 20.94/3.74          (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)),
% 20.94/3.74      inference('demod', [status(thm)],
% 20.94/3.74                [zip_derived_cl966, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.74                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046])).
% 20.94/3.74  thf(zip_derived_cl1101, plain,
% 20.94/3.74      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 20.94/3.74          (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)),
% 20.94/3.74      inference('demod', [status(thm)],
% 20.94/3.74                [zip_derived_cl948, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.74                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.74                 zip_derived_cl1070])).
% 20.94/3.74  thf(zip_derived_cl1131, plain,
% 20.94/3.74      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i]:
% 20.94/3.74          (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)),
% 20.94/3.74      inference('demod', [status(thm)],
% 20.94/3.74                [zip_derived_cl928, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.74                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.74                 zip_derived_cl1070, zip_derived_cl1101])).
% 20.94/3.74  thf(zip_derived_cl1179, plain,
% 20.94/3.74      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, X7 : $i]:
% 20.94/3.74          (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7)),
% 20.94/3.74      inference('demod', [status(thm)],
% 20.94/3.74                [zip_derived_cl901, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.74                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.74                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131])).
% 20.94/3.74  thf(zip_derived_cl1223, plain,
% 20.94/3.74      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.74         X7 : $i, X8 : $i]:
% 20.94/3.74          (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 20.94/3.74           X7 @ X8)),
% 20.94/3.74      inference('demod', [status(thm)],
% 20.94/3.74                [zip_derived_cl879, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.74                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.74                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.74                 zip_derived_cl1179])).
% 20.94/3.74  thf(zip_derived_cl1271, plain,
% 20.94/3.74      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.74         X7 : $i, X8 : $i, X9 : $i]:
% 20.94/3.74          (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 20.94/3.74           X7 @ X8 @ X9)),
% 20.94/3.74      inference('demod', [status(thm)],
% 20.94/3.74                [zip_derived_cl854, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.74                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.74                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.74                 zip_derived_cl1179, zip_derived_cl1223])).
% 20.94/3.74  thf(zip_derived_cl1324, plain,
% 20.94/3.74      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.74         X7 : $i, X8 : $i, X9 : $i, X10 : $i]:
% 20.94/3.74          (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 20.94/3.74           X6 @ X7 @ X8 @ X9 @ X10)),
% 20.94/3.74      inference('demod', [status(thm)],
% 20.94/3.74                [zip_derived_cl826, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.74                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.74                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.74                 zip_derived_cl1179, zip_derived_cl1223, zip_derived_cl1271])).
% 20.94/3.74  thf(zip_derived_cl1370, plain,
% 20.94/3.74      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.74         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i]:
% 20.94/3.74          (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 20.94/3.74           X6 @ X7 @ X8 @ X9 @ X10 @ X11)),
% 20.94/3.74      inference('demod', [status(thm)],
% 20.94/3.74                [zip_derived_cl800, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.74                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.74                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.74                 zip_derived_cl1179, zip_derived_cl1223, zip_derived_cl1271, 
% 20.94/3.74                 zip_derived_cl1324])).
% 20.94/3.74  thf(zip_derived_cl1424, plain,
% 20.94/3.74      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.74         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i]:
% 20.94/3.74          (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 20.94/3.74           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)),
% 20.94/3.74      inference('demod', [status(thm)],
% 20.94/3.74                [zip_derived_cl769, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.74                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.74                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.74                 zip_derived_cl1179, zip_derived_cl1223, zip_derived_cl1271, 
% 20.94/3.74                 zip_derived_cl1324, zip_derived_cl1370])).
% 20.94/3.74  thf(zip_derived_cl1485, plain,
% 20.94/3.74      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.74         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i]:
% 20.94/3.74          (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 20.94/3.74           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)),
% 20.94/3.74      inference('demod', [status(thm)],
% 20.94/3.74                [zip_derived_cl737, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.74                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.74                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.74                 zip_derived_cl1179, zip_derived_cl1223, zip_derived_cl1271, 
% 20.94/3.74                 zip_derived_cl1324, zip_derived_cl1370, zip_derived_cl1424])).
% 20.94/3.74  thf(zip_derived_cl1547, plain,
% 20.94/3.74      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.74         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 20.94/3.74         X14 : $i]:
% 20.94/3.74          (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 20.94/3.74           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)),
% 20.94/3.74      inference('demod', [status(thm)],
% 20.94/3.74                [zip_derived_cl702, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.74                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.74                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.74                 zip_derived_cl1179, zip_derived_cl1223, zip_derived_cl1271, 
% 20.94/3.74                 zip_derived_cl1324, zip_derived_cl1370, zip_derived_cl1424, 
% 20.94/3.74                 zip_derived_cl1485])).
% 20.94/3.74  thf(clause346, conjecture,
% 20.94/3.74    (~( ( ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.74          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 20.94/3.74          X10 ) | 
% 20.94/3.74        ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 20.94/3.74        ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 20.94/3.74        ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 20.94/3.74        ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 20.94/3.74        ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 20.94/3.74        ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 20.94/3.74        ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 20.94/3.74        ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 20.94/3.74        ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 20.94/3.74        ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.74             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 20.94/3.74        ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.74             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 20.94/3.74        ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.74             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 20.94/3.74        ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.74             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 20.94/3.74        ( ~( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.74             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) | 
% 20.94/3.74        ( ~( ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.74             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) ) ))).
% 20.94/3.74  thf(zf_stmt_19, negated_conjecture,
% 20.94/3.74    (( ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.74       U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 ) | 
% 20.94/3.74     ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 20.94/3.74     ( ~( ssNder1_2r1r1 @ U @ V ) ) | ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 20.94/3.74     ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 20.94/3.74     ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 20.94/3.74     ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 20.94/3.74     ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 20.94/3.74     ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 20.94/3.74     ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 20.94/3.74     ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.74          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 20.94/3.74     ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.74          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 20.94/3.74     ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.74          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 20.94/3.74     ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.74          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 20.94/3.74     ( ~( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.74          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) | 
% 20.94/3.74     ( ~( ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.74          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) )),
% 20.94/3.74    inference('cnf.neg', [status(esa)], [clause346])).
% 20.94/3.74  thf(zip_derived_cl662, plain,
% 20.94/3.74      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.74         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 20.94/3.74         X14 : $i, X15 : $i]:
% 20.94/3.74         ( (ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 20.94/3.74            X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15)
% 20.94/3.74          | ~ (ssNder1_0)
% 20.94/3.74          | ~ (ssNder1_1r1 @ X0)
% 20.94/3.74          | ~ (ssNder1_2r1r1 @ X0 @ X1)
% 20.94/3.74          | ~ (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)
% 20.94/3.74          | ~ (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)
% 20.94/3.74          | ~ (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)
% 20.94/3.74          | ~ (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)
% 20.94/3.74          | ~ (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)
% 20.94/3.74          | ~ (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 20.94/3.74               X7)
% 20.94/3.74          | ~ (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 20.94/3.74               X6 @ X7 @ X8)
% 20.94/3.74          | ~ (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 20.94/3.74               X6 @ X7 @ X8 @ X9)
% 20.94/3.74          | ~ (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 20.94/3.74               X5 @ X6 @ X7 @ X8 @ X9 @ X10)
% 20.94/3.74          | ~ (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 20.94/3.74               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11)
% 20.94/3.74          | ~ (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 20.94/3.74               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)
% 20.94/3.74          | ~ (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 20.94/3.74               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)
% 20.94/3.74          | ~ (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 20.94/3.74               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14))),
% 20.94/3.74      inference('cnf', [status(esa)], [zf_stmt_19])).
% 20.94/3.74  thf(zip_derived_cl1007, plain, ( (ssNder1_0)),
% 20.94/3.74      inference('cnf', [status(esa)], [zf_stmt_1])).
% 20.94/3.74  thf(zip_derived_cl1013, plain, (![X0 : $i]:  (ssNder1_1r1 @ X0)),
% 20.94/3.74      inference('demod', [status(thm)],
% 20.94/3.74                [zip_derived_cl1006, zip_derived_cl1007])).
% 20.94/3.74  thf(zip_derived_cl1014, plain,
% 20.94/3.74      (![X0 : $i, X1 : $i]:  (ssNder1_2r1r1 @ X0 @ X1)),
% 20.94/3.74      inference('demod', [status(thm)],
% 20.94/3.74                [zip_derived_cl1005, zip_derived_cl1007, zip_derived_cl1013])).
% 20.94/3.74  thf(zip_derived_cl1021, plain,
% 20.94/3.74      (![X0 : $i, X1 : $i, X2 : $i]:  (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)),
% 20.94/3.74      inference('demod', [status(thm)],
% 20.94/3.74                [zip_derived_cl994, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.74                 zip_derived_cl1014])).
% 20.94/3.74  thf(zip_derived_cl1046, plain,
% 20.94/3.74      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 20.94/3.74          (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)),
% 20.94/3.74      inference('demod', [status(thm)],
% 20.94/3.74                [zip_derived_cl984, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.74                 zip_derived_cl1014, zip_derived_cl1021])).
% 20.94/3.74  thf(zip_derived_cl1070, plain,
% 20.94/3.74      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 20.94/3.74          (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)),
% 20.94/3.74      inference('demod', [status(thm)],
% 20.94/3.74                [zip_derived_cl966, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.74                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046])).
% 20.94/3.74  thf(zip_derived_cl1101, plain,
% 20.94/3.74      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 20.94/3.74          (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)),
% 20.94/3.74      inference('demod', [status(thm)],
% 20.94/3.74                [zip_derived_cl948, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.74                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.74                 zip_derived_cl1070])).
% 20.94/3.74  thf(zip_derived_cl1131, plain,
% 20.94/3.74      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i]:
% 20.94/3.74          (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)),
% 20.94/3.74      inference('demod', [status(thm)],
% 20.94/3.74                [zip_derived_cl928, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.74                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.74                 zip_derived_cl1070, zip_derived_cl1101])).
% 20.94/3.74  thf(zip_derived_cl1179, plain,
% 20.94/3.74      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, X7 : $i]:
% 20.94/3.74          (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7)),
% 20.94/3.74      inference('demod', [status(thm)],
% 20.94/3.74                [zip_derived_cl901, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.74                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.74                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131])).
% 20.94/3.74  thf(zip_derived_cl1223, plain,
% 20.94/3.74      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.74         X7 : $i, X8 : $i]:
% 20.94/3.74          (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 20.94/3.74           X7 @ X8)),
% 20.94/3.74      inference('demod', [status(thm)],
% 20.94/3.74                [zip_derived_cl879, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.74                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.74                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.74                 zip_derived_cl1179])).
% 20.94/3.74  thf(zip_derived_cl1271, plain,
% 20.94/3.74      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.74         X7 : $i, X8 : $i, X9 : $i]:
% 20.94/3.74          (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 20.94/3.74           X7 @ X8 @ X9)),
% 20.94/3.74      inference('demod', [status(thm)],
% 20.94/3.74                [zip_derived_cl854, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.74                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.74                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.74                 zip_derived_cl1179, zip_derived_cl1223])).
% 20.94/3.74  thf(zip_derived_cl1324, plain,
% 20.94/3.74      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.74         X7 : $i, X8 : $i, X9 : $i, X10 : $i]:
% 20.94/3.74          (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 20.94/3.74           X6 @ X7 @ X8 @ X9 @ X10)),
% 20.94/3.74      inference('demod', [status(thm)],
% 20.94/3.74                [zip_derived_cl826, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.74                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.74                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.74                 zip_derived_cl1179, zip_derived_cl1223, zip_derived_cl1271])).
% 20.94/3.74  thf(zip_derived_cl1370, plain,
% 20.94/3.74      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.74         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i]:
% 20.94/3.74          (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 20.94/3.74           X6 @ X7 @ X8 @ X9 @ X10 @ X11)),
% 20.94/3.74      inference('demod', [status(thm)],
% 20.94/3.74                [zip_derived_cl800, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.74                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.74                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.74                 zip_derived_cl1179, zip_derived_cl1223, zip_derived_cl1271, 
% 20.94/3.74                 zip_derived_cl1324])).
% 20.94/3.74  thf(zip_derived_cl1424, plain,
% 20.94/3.74      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.74         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i]:
% 20.94/3.74          (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 20.94/3.74           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)),
% 20.94/3.74      inference('demod', [status(thm)],
% 20.94/3.74                [zip_derived_cl769, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.74                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.74                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.74                 zip_derived_cl1179, zip_derived_cl1223, zip_derived_cl1271, 
% 20.94/3.74                 zip_derived_cl1324, zip_derived_cl1370])).
% 20.94/3.74  thf(zip_derived_cl1485, plain,
% 20.94/3.74      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.74         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i]:
% 20.94/3.74          (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 20.94/3.74           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)),
% 20.94/3.74      inference('demod', [status(thm)],
% 20.94/3.74                [zip_derived_cl737, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.74                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.74                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.74                 zip_derived_cl1179, zip_derived_cl1223, zip_derived_cl1271, 
% 20.94/3.74                 zip_derived_cl1324, zip_derived_cl1370, zip_derived_cl1424])).
% 20.94/3.74  thf(zip_derived_cl1547, plain,
% 20.94/3.74      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.74         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 20.94/3.74         X14 : $i]:
% 20.94/3.74          (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 20.94/3.74           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)),
% 20.94/3.74      inference('demod', [status(thm)],
% 20.94/3.74                [zip_derived_cl702, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.74                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.74                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.74                 zip_derived_cl1179, zip_derived_cl1223, zip_derived_cl1271, 
% 20.94/3.74                 zip_derived_cl1324, zip_derived_cl1370, zip_derived_cl1424, 
% 20.94/3.74                 zip_derived_cl1485])).
% 20.94/3.74  thf(zip_derived_cl1615, plain,
% 20.94/3.74      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.74         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 20.94/3.74         X14 : $i, X15 : $i]:
% 20.94/3.74          (ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 20.94/3.74           X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15)),
% 20.94/3.74      inference('demod', [status(thm)],
% 20.94/3.74                [zip_derived_cl662, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.74                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.74                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.74                 zip_derived_cl1179, zip_derived_cl1223, zip_derived_cl1271, 
% 20.94/3.74                 zip_derived_cl1324, zip_derived_cl1370, zip_derived_cl1424, 
% 20.94/3.74                 zip_derived_cl1485, zip_derived_cl1547])).
% 20.94/3.74  thf(clause386, conjecture,
% 20.94/3.74    (~( ( ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.74          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 20.94/3.74          X10 @ X11 ) | 
% 20.94/3.74        ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 20.94/3.74        ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 20.94/3.74        ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 20.94/3.74        ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 20.94/3.74        ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 20.94/3.74        ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 20.94/3.74        ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 20.94/3.74        ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 20.94/3.74        ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 20.94/3.74        ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.74             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 20.94/3.74        ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.74             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 20.94/3.74        ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.74             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 20.94/3.74        ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.74             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 20.94/3.74        ( ~( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.74             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) | 
% 20.94/3.74        ( ~( ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.74             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) ) | 
% 20.94/3.74        ( ~( ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.74             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 20.94/3.74             X9 @ X10 ) ) ))).
% 20.94/3.74  thf(zf_stmt_20, negated_conjecture,
% 20.94/3.74    (( ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.74       U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 20.94/3.74       X10 @ X11 ) | 
% 20.94/3.74     ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 20.94/3.74     ( ~( ssNder1_2r1r1 @ U @ V ) ) | ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 20.94/3.74     ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 20.94/3.74     ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 20.94/3.74     ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 20.94/3.74     ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 20.94/3.74     ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 20.94/3.74     ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 20.94/3.74     ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.74          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 20.94/3.74     ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.74          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 20.94/3.74     ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.74          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 20.94/3.74     ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.74          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 20.94/3.74     ( ~( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.74          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) | 
% 20.94/3.74     ( ~( ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.74          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) ) | 
% 20.94/3.74     ( ~( ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.74          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 20.94/3.74          X10 ) )),
% 20.94/3.74    inference('cnf.neg', [status(esa)], [clause386])).
% 20.94/3.74  thf(zip_derived_cl622, plain,
% 20.94/3.74      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.74         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 20.94/3.74         X14 : $i, X15 : $i, X16 : $i]:
% 20.94/3.74         ( (ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 20.94/3.74            X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ 
% 20.94/3.74            X16)
% 20.94/3.74          | ~ (ssNder1_0)
% 20.94/3.74          | ~ (ssNder1_1r1 @ X0)
% 20.94/3.74          | ~ (ssNder1_2r1r1 @ X0 @ X1)
% 20.94/3.74          | ~ (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)
% 20.94/3.74          | ~ (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)
% 20.94/3.74          | ~ (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)
% 20.94/3.74          | ~ (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)
% 20.94/3.74          | ~ (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)
% 20.94/3.74          | ~ (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 20.94/3.74               X7)
% 20.94/3.74          | ~ (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 20.94/3.74               X6 @ X7 @ X8)
% 20.94/3.74          | ~ (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 20.94/3.74               X6 @ X7 @ X8 @ X9)
% 20.94/3.74          | ~ (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 20.94/3.74               X5 @ X6 @ X7 @ X8 @ X9 @ X10)
% 20.94/3.74          | ~ (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 20.94/3.74               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11)
% 20.94/3.74          | ~ (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 20.94/3.74               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)
% 20.94/3.74          | ~ (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 20.94/3.74               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)
% 20.94/3.74          | ~ (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 20.94/3.74               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)
% 20.94/3.74          | ~ (ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 20.94/3.74               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 20.94/3.74               X14 @ X15))),
% 20.94/3.74      inference('cnf', [status(esa)], [zf_stmt_20])).
% 20.94/3.74  thf(zip_derived_cl1007, plain, ( (ssNder1_0)),
% 20.94/3.74      inference('cnf', [status(esa)], [zf_stmt_1])).
% 20.94/3.74  thf(zip_derived_cl1013, plain, (![X0 : $i]:  (ssNder1_1r1 @ X0)),
% 20.94/3.74      inference('demod', [status(thm)],
% 20.94/3.74                [zip_derived_cl1006, zip_derived_cl1007])).
% 20.94/3.74  thf(zip_derived_cl1014, plain,
% 20.94/3.74      (![X0 : $i, X1 : $i]:  (ssNder1_2r1r1 @ X0 @ X1)),
% 20.94/3.74      inference('demod', [status(thm)],
% 20.94/3.74                [zip_derived_cl1005, zip_derived_cl1007, zip_derived_cl1013])).
% 20.94/3.74  thf(zip_derived_cl1021, plain,
% 20.94/3.74      (![X0 : $i, X1 : $i, X2 : $i]:  (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)),
% 20.94/3.74      inference('demod', [status(thm)],
% 20.94/3.74                [zip_derived_cl994, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.74                 zip_derived_cl1014])).
% 20.94/3.74  thf(zip_derived_cl1046, plain,
% 20.94/3.74      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 20.94/3.74          (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)),
% 20.94/3.74      inference('demod', [status(thm)],
% 20.94/3.74                [zip_derived_cl984, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.74                 zip_derived_cl1014, zip_derived_cl1021])).
% 20.94/3.74  thf(zip_derived_cl1070, plain,
% 20.94/3.74      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 20.94/3.74          (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)),
% 20.94/3.74      inference('demod', [status(thm)],
% 20.94/3.74                [zip_derived_cl966, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.74                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046])).
% 20.94/3.74  thf(zip_derived_cl1101, plain,
% 20.94/3.74      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 20.94/3.74          (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)),
% 20.94/3.74      inference('demod', [status(thm)],
% 20.94/3.74                [zip_derived_cl948, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.74                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.74                 zip_derived_cl1070])).
% 20.94/3.74  thf(zip_derived_cl1131, plain,
% 20.94/3.74      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i]:
% 20.94/3.74          (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)),
% 20.94/3.74      inference('demod', [status(thm)],
% 20.94/3.74                [zip_derived_cl928, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.74                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.74                 zip_derived_cl1070, zip_derived_cl1101])).
% 20.94/3.74  thf(zip_derived_cl1179, plain,
% 20.94/3.74      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, X7 : $i]:
% 20.94/3.74          (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7)),
% 20.94/3.74      inference('demod', [status(thm)],
% 20.94/3.74                [zip_derived_cl901, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.74                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.74                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131])).
% 20.94/3.74  thf(zip_derived_cl1223, plain,
% 20.94/3.74      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.74         X7 : $i, X8 : $i]:
% 20.94/3.74          (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 20.94/3.74           X7 @ X8)),
% 20.94/3.74      inference('demod', [status(thm)],
% 20.94/3.74                [zip_derived_cl879, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.74                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.74                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.74                 zip_derived_cl1179])).
% 20.94/3.74  thf(zip_derived_cl1271, plain,
% 20.94/3.74      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.74         X7 : $i, X8 : $i, X9 : $i]:
% 20.94/3.74          (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 20.94/3.74           X7 @ X8 @ X9)),
% 20.94/3.74      inference('demod', [status(thm)],
% 20.94/3.74                [zip_derived_cl854, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.74                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.74                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.74                 zip_derived_cl1179, zip_derived_cl1223])).
% 20.94/3.74  thf(zip_derived_cl1324, plain,
% 20.94/3.74      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.74         X7 : $i, X8 : $i, X9 : $i, X10 : $i]:
% 20.94/3.74          (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 20.94/3.74           X6 @ X7 @ X8 @ X9 @ X10)),
% 20.94/3.74      inference('demod', [status(thm)],
% 20.94/3.74                [zip_derived_cl826, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.74                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.74                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.74                 zip_derived_cl1179, zip_derived_cl1223, zip_derived_cl1271])).
% 20.94/3.74  thf(zip_derived_cl1370, plain,
% 20.94/3.74      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.74         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i]:
% 20.94/3.74          (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 20.94/3.74           X6 @ X7 @ X8 @ X9 @ X10 @ X11)),
% 20.94/3.74      inference('demod', [status(thm)],
% 20.94/3.74                [zip_derived_cl800, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.74                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.74                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.74                 zip_derived_cl1179, zip_derived_cl1223, zip_derived_cl1271, 
% 20.94/3.74                 zip_derived_cl1324])).
% 20.94/3.74  thf(zip_derived_cl1424, plain,
% 20.94/3.74      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.74         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i]:
% 20.94/3.74          (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 20.94/3.74           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)),
% 20.94/3.74      inference('demod', [status(thm)],
% 20.94/3.74                [zip_derived_cl769, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.74                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.74                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.74                 zip_derived_cl1179, zip_derived_cl1223, zip_derived_cl1271, 
% 20.94/3.74                 zip_derived_cl1324, zip_derived_cl1370])).
% 20.94/3.74  thf(zip_derived_cl1485, plain,
% 20.94/3.74      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.74         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i]:
% 20.94/3.74          (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 20.94/3.74           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)),
% 20.94/3.74      inference('demod', [status(thm)],
% 20.94/3.74                [zip_derived_cl737, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.74                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.74                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.74                 zip_derived_cl1179, zip_derived_cl1223, zip_derived_cl1271, 
% 20.94/3.74                 zip_derived_cl1324, zip_derived_cl1370, zip_derived_cl1424])).
% 20.94/3.74  thf(zip_derived_cl1547, plain,
% 20.94/3.74      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.74         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 20.94/3.74         X14 : $i]:
% 20.94/3.74          (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 20.94/3.74           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)),
% 20.94/3.74      inference('demod', [status(thm)],
% 20.94/3.74                [zip_derived_cl702, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.74                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.74                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.74                 zip_derived_cl1179, zip_derived_cl1223, zip_derived_cl1271, 
% 20.94/3.74                 zip_derived_cl1324, zip_derived_cl1370, zip_derived_cl1424, 
% 20.94/3.74                 zip_derived_cl1485])).
% 20.94/3.74  thf(zip_derived_cl1615, plain,
% 20.94/3.74      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.74         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 20.94/3.74         X14 : $i, X15 : $i]:
% 20.94/3.74          (ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 20.94/3.74           X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15)),
% 20.94/3.74      inference('demod', [status(thm)],
% 20.94/3.74                [zip_derived_cl662, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.74                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.74                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.74                 zip_derived_cl1179, zip_derived_cl1223, zip_derived_cl1271, 
% 20.94/3.74                 zip_derived_cl1324, zip_derived_cl1370, zip_derived_cl1424, 
% 20.94/3.74                 zip_derived_cl1485, zip_derived_cl1547])).
% 20.94/3.74  thf(zip_derived_cl1701, plain,
% 20.94/3.74      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.74         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 20.94/3.74         X14 : $i, X15 : $i, X16 : $i]:
% 20.94/3.74          (ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 20.94/3.74           X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ 
% 20.94/3.74           X16)),
% 20.94/3.74      inference('demod', [status(thm)],
% 20.94/3.74                [zip_derived_cl622, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.74                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.74                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.74                 zip_derived_cl1179, zip_derived_cl1223, zip_derived_cl1271, 
% 20.94/3.74                 zip_derived_cl1324, zip_derived_cl1370, zip_derived_cl1424, 
% 20.94/3.74                 zip_derived_cl1485, zip_derived_cl1547, zip_derived_cl1615])).
% 20.94/3.74  thf(zip_derived_cl1870, plain,
% 20.94/3.74      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.74         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 20.94/3.74         X14 : $i, X15 : $i, X16 : $i, X17 : $i]:
% 20.94/3.74         ( (ssPv13_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 20.94/3.74            X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 20.94/3.74            X15 @ X16 @ X17)
% 20.94/3.74          | ~ (ssPv13_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 20.94/3.74               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15))),
% 20.94/3.74      inference('demod', [status(thm)],
% 20.94/3.74                [zip_derived_cl541, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.74                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.74                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.74                 zip_derived_cl1179, zip_derived_cl1223, zip_derived_cl1271, 
% 20.94/3.74                 zip_derived_cl1324, zip_derived_cl1370, zip_derived_cl1424, 
% 20.94/3.74                 zip_derived_cl1485, zip_derived_cl1547, zip_derived_cl1615, 
% 20.94/3.74                 zip_derived_cl1701])).
% 20.94/3.74  thf(clause629, conjecture,
% 20.94/3.74    (~( ( ssPv21_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.74          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 20.94/3.74          X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 ) | 
% 20.94/3.74        ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 20.94/3.74        ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 20.94/3.74        ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 20.94/3.74        ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 20.94/3.74        ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 20.94/3.74        ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 20.94/3.74        ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 20.94/3.74        ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 20.94/3.74        ( ~( ssPv21_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 20.94/3.74        ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 20.94/3.74        ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.74             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 20.94/3.74        ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.74             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 20.94/3.74        ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.74             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 20.94/3.74        ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.74             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 20.94/3.74        ( ~( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.74             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) | 
% 20.94/3.74        ( ~( ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.74             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) ) | 
% 20.94/3.74        ( ~( ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.74             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 20.94/3.74             X9 @ X10 ) ) | 
% 20.94/3.74        ( ~( ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.74             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 20.94/3.74             X9 @ X10 @ X11 ) ) | 
% 20.94/3.74        ( ~( ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.74             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 20.94/3.74             X9 @ X10 @ X11 @ X12 ) ) | 
% 20.94/3.74        ( ~( ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.74             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 20.94/3.74             X9 @ X10 @ X11 @ X12 @ X13 ) ) | 
% 20.94/3.74        ( ~( ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.74             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 20.94/3.74             X9 @ X10 @ X11 @ X12 @ X13 @ X14 ) ) | 
% 20.94/3.74        ( ~( ssNder1_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.74             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 20.94/3.74             X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 ) ) ))).
% 20.94/3.74  thf(zf_stmt_21, negated_conjecture,
% 20.94/3.74    (( ssPv21_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.74       U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 20.94/3.74       X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 ) | 
% 20.94/3.74     ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 20.94/3.74     ( ~( ssNder1_2r1r1 @ U @ V ) ) | ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 20.94/3.74     ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 20.94/3.74     ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 20.94/3.74     ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 20.94/3.74     ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 20.94/3.74     ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 20.94/3.74     ( ~( ssPv21_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 20.94/3.74     ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 20.94/3.74     ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.74          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 20.94/3.74     ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.74          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 20.94/3.74     ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.74          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 20.94/3.74     ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.74          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 20.94/3.74     ( ~( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.74          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) | 
% 20.94/3.74     ( ~( ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.74          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) ) | 
% 20.94/3.74     ( ~( ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.74          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 20.94/3.74          X10 ) ) | 
% 20.94/3.74     ( ~( ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.74          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 20.94/3.74          X10 @ X11 ) ) | 
% 20.94/3.74     ( ~( ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.74          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 20.94/3.74          X10 @ X11 @ X12 ) ) | 
% 20.94/3.74     ( ~( ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.74          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 20.94/3.74          X10 @ X11 @ X12 @ X13 ) ) | 
% 20.94/3.74     ( ~( ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.74          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 20.94/3.74          X10 @ X11 @ X12 @ X13 @ X14 ) ) | 
% 20.94/3.74     ( ~( ssNder1_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.74          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 20.94/3.74          X10 @ X11 @ X12 @ X13 @ X14 @ X15 ) )),
% 20.94/3.74    inference('cnf.neg', [status(esa)], [clause629])).
% 20.94/3.74  thf(zip_derived_cl379, plain,
% 20.94/3.74      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.74         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 20.94/3.74         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i, 
% 20.94/3.74         X21 : $i]:
% 20.94/3.74         ( (ssPv21_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 20.94/3.74            X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 20.94/3.74            X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21)
% 20.94/3.74          | ~ (ssNder1_0)
% 20.94/3.74          | ~ (ssNder1_1r1 @ X0)
% 20.94/3.74          | ~ (ssNder1_2r1r1 @ X0 @ X1)
% 20.94/3.74          | ~ (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)
% 20.94/3.74          | ~ (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)
% 20.94/3.74          | ~ (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)
% 20.94/3.74          | ~ (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)
% 20.94/3.74          | ~ (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)
% 20.94/3.74          | ~ (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 20.94/3.74               X7)
% 20.94/3.74          | ~ (ssPv21_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7)
% 20.94/3.74          | ~ (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 20.94/3.74               X6 @ X7 @ X8)
% 20.94/3.74          | ~ (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 20.94/3.74               X6 @ X7 @ X8 @ X9)
% 20.94/3.74          | ~ (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 20.94/3.74               X5 @ X6 @ X7 @ X8 @ X9 @ X10)
% 20.94/3.74          | ~ (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 20.94/3.74               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11)
% 20.94/3.74          | ~ (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 20.94/3.74               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)
% 20.94/3.74          | ~ (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 20.94/3.74               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)
% 20.94/3.74          | ~ (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 20.94/3.74               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)
% 20.94/3.74          | ~ (ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 20.94/3.74               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 20.94/3.74               X14 @ X15)
% 20.94/3.74          | ~ (ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 20.94/3.74               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 20.94/3.74               X14 @ X15 @ X16)
% 20.94/3.74          | ~ (ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 20.94/3.74               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 20.94/3.74               X14 @ X15 @ X16 @ X17)
% 20.94/3.74          | ~ (ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 20.94/3.74               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 20.94/3.74               X14 @ X15 @ X16 @ X17 @ X18)
% 20.94/3.74          | ~ (ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 20.94/3.74               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 20.94/3.74               X14 @ X15 @ X16 @ X17 @ X18 @ X19)
% 20.94/3.74          | ~ (ssNder1_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 20.94/3.74               X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 20.94/3.74               X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20))),
% 20.94/3.74      inference('cnf', [status(esa)], [zf_stmt_21])).
% 20.94/3.74  thf(zip_derived_cl1007, plain, ( (ssNder1_0)),
% 20.94/3.74      inference('cnf', [status(esa)], [zf_stmt_1])).
% 20.94/3.74  thf(zip_derived_cl1013, plain, (![X0 : $i]:  (ssNder1_1r1 @ X0)),
% 20.94/3.74      inference('demod', [status(thm)],
% 20.94/3.74                [zip_derived_cl1006, zip_derived_cl1007])).
% 20.94/3.74  thf(zip_derived_cl1014, plain,
% 20.94/3.74      (![X0 : $i, X1 : $i]:  (ssNder1_2r1r1 @ X0 @ X1)),
% 20.94/3.74      inference('demod', [status(thm)],
% 20.94/3.74                [zip_derived_cl1005, zip_derived_cl1007, zip_derived_cl1013])).
% 20.94/3.74  thf(zip_derived_cl1021, plain,
% 20.94/3.74      (![X0 : $i, X1 : $i, X2 : $i]:  (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)),
% 20.94/3.74      inference('demod', [status(thm)],
% 20.94/3.74                [zip_derived_cl994, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.74                 zip_derived_cl1014])).
% 20.94/3.74  thf(zip_derived_cl1046, plain,
% 20.94/3.74      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 20.94/3.74          (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)),
% 20.94/3.74      inference('demod', [status(thm)],
% 20.94/3.74                [zip_derived_cl984, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.74                 zip_derived_cl1014, zip_derived_cl1021])).
% 20.94/3.74  thf(zip_derived_cl1070, plain,
% 20.94/3.74      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 20.94/3.74          (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)),
% 20.94/3.74      inference('demod', [status(thm)],
% 20.94/3.74                [zip_derived_cl966, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.74                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046])).
% 20.94/3.74  thf(zip_derived_cl1101, plain,
% 20.94/3.74      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 20.94/3.74          (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)),
% 20.94/3.74      inference('demod', [status(thm)],
% 20.94/3.74                [zip_derived_cl948, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.74                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.74                 zip_derived_cl1070])).
% 20.94/3.74  thf(zip_derived_cl1131, plain,
% 20.94/3.74      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i]:
% 20.94/3.74          (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)),
% 20.94/3.74      inference('demod', [status(thm)],
% 20.94/3.74                [zip_derived_cl928, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.74                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.74                 zip_derived_cl1070, zip_derived_cl1101])).
% 20.94/3.74  thf(zip_derived_cl1179, plain,
% 20.94/3.74      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, X7 : $i]:
% 20.94/3.74          (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7)),
% 20.94/3.74      inference('demod', [status(thm)],
% 20.94/3.74                [zip_derived_cl901, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.74                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.74                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131])).
% 20.94/3.74  thf(zip_derived_cl1223, plain,
% 20.94/3.74      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.74         X7 : $i, X8 : $i]:
% 20.94/3.74          (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 20.94/3.74           X7 @ X8)),
% 20.94/3.74      inference('demod', [status(thm)],
% 20.94/3.74                [zip_derived_cl879, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.74                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.74                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.74                 zip_derived_cl1179])).
% 20.94/3.74  thf(zip_derived_cl1271, plain,
% 20.94/3.74      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.74         X7 : $i, X8 : $i, X9 : $i]:
% 20.94/3.74          (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 20.94/3.74           X7 @ X8 @ X9)),
% 20.94/3.74      inference('demod', [status(thm)],
% 20.94/3.74                [zip_derived_cl854, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.74                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.74                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.74                 zip_derived_cl1179, zip_derived_cl1223])).
% 20.94/3.74  thf(zip_derived_cl1324, plain,
% 20.94/3.74      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.74         X7 : $i, X8 : $i, X9 : $i, X10 : $i]:
% 20.94/3.74          (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 20.94/3.74           X6 @ X7 @ X8 @ X9 @ X10)),
% 20.94/3.74      inference('demod', [status(thm)],
% 20.94/3.74                [zip_derived_cl826, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.74                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.74                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.74                 zip_derived_cl1179, zip_derived_cl1223, zip_derived_cl1271])).
% 20.94/3.74  thf(zip_derived_cl1370, plain,
% 20.94/3.74      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.74         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i]:
% 20.94/3.74          (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 20.94/3.74           X6 @ X7 @ X8 @ X9 @ X10 @ X11)),
% 20.94/3.74      inference('demod', [status(thm)],
% 20.94/3.74                [zip_derived_cl800, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.74                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.74                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.74                 zip_derived_cl1179, zip_derived_cl1223, zip_derived_cl1271, 
% 20.94/3.74                 zip_derived_cl1324])).
% 20.94/3.74  thf(zip_derived_cl1424, plain,
% 20.94/3.74      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.74         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i]:
% 20.94/3.74          (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 20.94/3.74           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)),
% 20.94/3.74      inference('demod', [status(thm)],
% 20.94/3.74                [zip_derived_cl769, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.74                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.74                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.74                 zip_derived_cl1179, zip_derived_cl1223, zip_derived_cl1271, 
% 20.94/3.74                 zip_derived_cl1324, zip_derived_cl1370])).
% 20.94/3.74  thf(zip_derived_cl1485, plain,
% 20.94/3.74      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.74         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i]:
% 20.94/3.74          (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 20.94/3.74           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)),
% 20.94/3.74      inference('demod', [status(thm)],
% 20.94/3.74                [zip_derived_cl737, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.74                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.74                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.74                 zip_derived_cl1179, zip_derived_cl1223, zip_derived_cl1271, 
% 20.94/3.74                 zip_derived_cl1324, zip_derived_cl1370, zip_derived_cl1424])).
% 20.94/3.74  thf(zip_derived_cl1547, plain,
% 20.94/3.74      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.74         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 20.94/3.74         X14 : $i]:
% 20.94/3.74          (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 20.94/3.74           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)),
% 20.94/3.74      inference('demod', [status(thm)],
% 20.94/3.74                [zip_derived_cl702, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.74                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.74                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.74                 zip_derived_cl1179, zip_derived_cl1223, zip_derived_cl1271, 
% 20.94/3.74                 zip_derived_cl1324, zip_derived_cl1370, zip_derived_cl1424, 
% 20.94/3.74                 zip_derived_cl1485])).
% 20.94/3.74  thf(zip_derived_cl1615, plain,
% 20.94/3.74      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.74         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 20.94/3.74         X14 : $i, X15 : $i]:
% 20.94/3.74          (ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 20.94/3.74           X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15)),
% 20.94/3.74      inference('demod', [status(thm)],
% 20.94/3.74                [zip_derived_cl662, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.74                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.74                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.74                 zip_derived_cl1179, zip_derived_cl1223, zip_derived_cl1271, 
% 20.94/3.74                 zip_derived_cl1324, zip_derived_cl1370, zip_derived_cl1424, 
% 20.94/3.74                 zip_derived_cl1485, zip_derived_cl1547])).
% 20.94/3.74  thf(zip_derived_cl1701, plain,
% 20.94/3.74      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.74         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 20.94/3.74         X14 : $i, X15 : $i, X16 : $i]:
% 20.94/3.74          (ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 20.94/3.74           X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ 
% 20.94/3.74           X16)),
% 20.94/3.74      inference('demod', [status(thm)],
% 20.94/3.74                [zip_derived_cl622, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.74                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.74                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.74                 zip_derived_cl1179, zip_derived_cl1223, zip_derived_cl1271, 
% 20.94/3.74                 zip_derived_cl1324, zip_derived_cl1370, zip_derived_cl1424, 
% 20.94/3.74                 zip_derived_cl1485, zip_derived_cl1547, zip_derived_cl1615])).
% 20.94/3.74  thf(clause425, conjecture,
% 20.94/3.74    (~( ( ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.74          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 20.94/3.74          X10 @ X11 @ X12 ) | 
% 20.94/3.74        ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 20.94/3.74        ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 20.94/3.74        ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 20.94/3.74        ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 20.94/3.74        ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 20.94/3.74        ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 20.94/3.74        ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 20.94/3.74        ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 20.94/3.74        ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 20.94/3.75        ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.75             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 20.94/3.75        ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.75             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 20.94/3.75        ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.75             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 20.94/3.75        ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.75             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 20.94/3.75        ( ~( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.75             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) | 
% 20.94/3.75        ( ~( ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.75             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) ) | 
% 20.94/3.75        ( ~( ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.75             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 20.94/3.75             X9 @ X10 ) ) | 
% 20.94/3.75        ( ~( ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.75             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 20.94/3.75             X9 @ X10 @ X11 ) ) ))).
% 20.94/3.75  thf(zf_stmt_22, negated_conjecture,
% 20.94/3.75    (( ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.75       U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 20.94/3.75       X10 @ X11 @ X12 ) | 
% 20.94/3.75     ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 20.94/3.75     ( ~( ssNder1_2r1r1 @ U @ V ) ) | ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 20.94/3.75     ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 20.94/3.75     ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 20.94/3.75     ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 20.94/3.75     ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 20.94/3.75     ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 20.94/3.75     ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 20.94/3.75     ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.75          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 20.94/3.75     ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.75          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 20.94/3.75     ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.75          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 20.94/3.75     ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.75          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 20.94/3.75     ( ~( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.75          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) | 
% 20.94/3.75     ( ~( ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.75          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) ) | 
% 20.94/3.75     ( ~( ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.75          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 20.94/3.75          X10 ) ) | 
% 20.94/3.75     ( ~( ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.75          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 20.94/3.75          X10 @ X11 ) )),
% 20.94/3.75    inference('cnf.neg', [status(esa)], [clause425])).
% 20.94/3.75  thf(zip_derived_cl583, plain,
% 20.94/3.75      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.75         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 20.94/3.75         X14 : $i, X15 : $i, X16 : $i, X17 : $i]:
% 20.94/3.75         ( (ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 20.94/3.75            X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 20.94/3.75            X15 @ X16 @ X17)
% 20.94/3.75          | ~ (ssNder1_0)
% 20.94/3.75          | ~ (ssNder1_1r1 @ X0)
% 20.94/3.75          | ~ (ssNder1_2r1r1 @ X0 @ X1)
% 20.94/3.75          | ~ (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)
% 20.94/3.75          | ~ (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)
% 20.94/3.75          | ~ (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)
% 20.94/3.75          | ~ (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)
% 20.94/3.75          | ~ (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)
% 20.94/3.75          | ~ (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 20.94/3.75               X7)
% 20.94/3.75          | ~ (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 20.94/3.75               X6 @ X7 @ X8)
% 20.94/3.75          | ~ (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 20.94/3.75               X6 @ X7 @ X8 @ X9)
% 20.94/3.75          | ~ (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 20.94/3.75               X5 @ X6 @ X7 @ X8 @ X9 @ X10)
% 20.94/3.75          | ~ (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 20.94/3.75               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11)
% 20.94/3.75          | ~ (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 20.94/3.75               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)
% 20.94/3.75          | ~ (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 20.94/3.75               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)
% 20.94/3.75          | ~ (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 20.94/3.75               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)
% 20.94/3.75          | ~ (ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 20.94/3.75               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 20.94/3.75               X14 @ X15)
% 20.94/3.75          | ~ (ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 20.94/3.75               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 20.94/3.75               X14 @ X15 @ X16))),
% 20.94/3.75      inference('cnf', [status(esa)], [zf_stmt_22])).
% 20.94/3.75  thf(zip_derived_cl1007, plain, ( (ssNder1_0)),
% 20.94/3.75      inference('cnf', [status(esa)], [zf_stmt_1])).
% 20.94/3.75  thf(zip_derived_cl1013, plain, (![X0 : $i]:  (ssNder1_1r1 @ X0)),
% 20.94/3.75      inference('demod', [status(thm)],
% 20.94/3.75                [zip_derived_cl1006, zip_derived_cl1007])).
% 20.94/3.75  thf(zip_derived_cl1014, plain,
% 20.94/3.75      (![X0 : $i, X1 : $i]:  (ssNder1_2r1r1 @ X0 @ X1)),
% 20.94/3.75      inference('demod', [status(thm)],
% 20.94/3.75                [zip_derived_cl1005, zip_derived_cl1007, zip_derived_cl1013])).
% 20.94/3.75  thf(zip_derived_cl1021, plain,
% 20.94/3.75      (![X0 : $i, X1 : $i, X2 : $i]:  (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)),
% 20.94/3.75      inference('demod', [status(thm)],
% 20.94/3.75                [zip_derived_cl994, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.75                 zip_derived_cl1014])).
% 20.94/3.75  thf(zip_derived_cl1046, plain,
% 20.94/3.75      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 20.94/3.75          (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)),
% 20.94/3.75      inference('demod', [status(thm)],
% 20.94/3.75                [zip_derived_cl984, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.75                 zip_derived_cl1014, zip_derived_cl1021])).
% 20.94/3.75  thf(zip_derived_cl1070, plain,
% 20.94/3.75      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 20.94/3.75          (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)),
% 20.94/3.75      inference('demod', [status(thm)],
% 20.94/3.75                [zip_derived_cl966, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.75                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046])).
% 20.94/3.75  thf(zip_derived_cl1101, plain,
% 20.94/3.75      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 20.94/3.75          (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)),
% 20.94/3.75      inference('demod', [status(thm)],
% 20.94/3.75                [zip_derived_cl948, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.75                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.75                 zip_derived_cl1070])).
% 20.94/3.75  thf(zip_derived_cl1131, plain,
% 20.94/3.75      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i]:
% 20.94/3.75          (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)),
% 20.94/3.75      inference('demod', [status(thm)],
% 20.94/3.75                [zip_derived_cl928, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.75                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.75                 zip_derived_cl1070, zip_derived_cl1101])).
% 20.94/3.75  thf(zip_derived_cl1179, plain,
% 20.94/3.75      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, X7 : $i]:
% 20.94/3.75          (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7)),
% 20.94/3.75      inference('demod', [status(thm)],
% 20.94/3.75                [zip_derived_cl901, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.75                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.75                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131])).
% 20.94/3.75  thf(zip_derived_cl1223, plain,
% 20.94/3.75      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.75         X7 : $i, X8 : $i]:
% 20.94/3.75          (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 20.94/3.75           X7 @ X8)),
% 20.94/3.75      inference('demod', [status(thm)],
% 20.94/3.75                [zip_derived_cl879, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.75                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.75                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.75                 zip_derived_cl1179])).
% 20.94/3.75  thf(zip_derived_cl1271, plain,
% 20.94/3.75      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.75         X7 : $i, X8 : $i, X9 : $i]:
% 20.94/3.75          (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 20.94/3.75           X7 @ X8 @ X9)),
% 20.94/3.75      inference('demod', [status(thm)],
% 20.94/3.75                [zip_derived_cl854, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.75                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.75                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.75                 zip_derived_cl1179, zip_derived_cl1223])).
% 20.94/3.75  thf(zip_derived_cl1324, plain,
% 20.94/3.75      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.75         X7 : $i, X8 : $i, X9 : $i, X10 : $i]:
% 20.94/3.75          (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 20.94/3.75           X6 @ X7 @ X8 @ X9 @ X10)),
% 20.94/3.75      inference('demod', [status(thm)],
% 20.94/3.75                [zip_derived_cl826, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.75                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.75                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.75                 zip_derived_cl1179, zip_derived_cl1223, zip_derived_cl1271])).
% 20.94/3.75  thf(zip_derived_cl1370, plain,
% 20.94/3.75      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.75         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i]:
% 20.94/3.75          (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 20.94/3.75           X6 @ X7 @ X8 @ X9 @ X10 @ X11)),
% 20.94/3.75      inference('demod', [status(thm)],
% 20.94/3.75                [zip_derived_cl800, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.75                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.75                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.75                 zip_derived_cl1179, zip_derived_cl1223, zip_derived_cl1271, 
% 20.94/3.75                 zip_derived_cl1324])).
% 20.94/3.75  thf(zip_derived_cl1424, plain,
% 20.94/3.75      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.75         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i]:
% 20.94/3.75          (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 20.94/3.75           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)),
% 20.94/3.75      inference('demod', [status(thm)],
% 20.94/3.75                [zip_derived_cl769, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.75                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.75                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.75                 zip_derived_cl1179, zip_derived_cl1223, zip_derived_cl1271, 
% 20.94/3.75                 zip_derived_cl1324, zip_derived_cl1370])).
% 20.94/3.75  thf(zip_derived_cl1485, plain,
% 20.94/3.75      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.75         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i]:
% 20.94/3.75          (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 20.94/3.75           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)),
% 20.94/3.75      inference('demod', [status(thm)],
% 20.94/3.75                [zip_derived_cl737, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.75                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.75                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.75                 zip_derived_cl1179, zip_derived_cl1223, zip_derived_cl1271, 
% 20.94/3.75                 zip_derived_cl1324, zip_derived_cl1370, zip_derived_cl1424])).
% 20.94/3.75  thf(zip_derived_cl1547, plain,
% 20.94/3.75      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.75         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 20.94/3.75         X14 : $i]:
% 20.94/3.75          (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 20.94/3.75           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)),
% 20.94/3.75      inference('demod', [status(thm)],
% 20.94/3.75                [zip_derived_cl702, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.75                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.75                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.75                 zip_derived_cl1179, zip_derived_cl1223, zip_derived_cl1271, 
% 20.94/3.75                 zip_derived_cl1324, zip_derived_cl1370, zip_derived_cl1424, 
% 20.94/3.75                 zip_derived_cl1485])).
% 20.94/3.75  thf(zip_derived_cl1615, plain,
% 20.94/3.75      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.75         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 20.94/3.75         X14 : $i, X15 : $i]:
% 20.94/3.75          (ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 20.94/3.75           X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15)),
% 20.94/3.75      inference('demod', [status(thm)],
% 20.94/3.75                [zip_derived_cl662, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.75                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.75                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.75                 zip_derived_cl1179, zip_derived_cl1223, zip_derived_cl1271, 
% 20.94/3.75                 zip_derived_cl1324, zip_derived_cl1370, zip_derived_cl1424, 
% 20.94/3.75                 zip_derived_cl1485, zip_derived_cl1547])).
% 20.94/3.75  thf(zip_derived_cl1701, plain,
% 20.94/3.75      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.75         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 20.94/3.75         X14 : $i, X15 : $i, X16 : $i]:
% 20.94/3.75          (ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 20.94/3.75           X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ 
% 20.94/3.75           X16)),
% 20.94/3.75      inference('demod', [status(thm)],
% 20.94/3.75                [zip_derived_cl622, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.75                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.75                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.75                 zip_derived_cl1179, zip_derived_cl1223, zip_derived_cl1271, 
% 20.94/3.75                 zip_derived_cl1324, zip_derived_cl1370, zip_derived_cl1424, 
% 20.94/3.75                 zip_derived_cl1485, zip_derived_cl1547, zip_derived_cl1615])).
% 20.94/3.75  thf(zip_derived_cl1791, plain,
% 20.94/3.75      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.75         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 20.94/3.75         X14 : $i, X15 : $i, X16 : $i, X17 : $i]:
% 20.94/3.75          (ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 20.94/3.75           X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 20.94/3.75           X15 @ X16 @ X17)),
% 20.94/3.75      inference('demod', [status(thm)],
% 20.94/3.75                [zip_derived_cl583, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.75                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.75                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.75                 zip_derived_cl1179, zip_derived_cl1223, zip_derived_cl1271, 
% 20.94/3.75                 zip_derived_cl1324, zip_derived_cl1370, zip_derived_cl1424, 
% 20.94/3.75                 zip_derived_cl1485, zip_derived_cl1547, zip_derived_cl1615, 
% 20.94/3.75                 zip_derived_cl1701])).
% 20.94/3.75  thf(clause470, conjecture,
% 20.94/3.75    (~( ( ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.75          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 20.94/3.75          X10 @ X11 @ X12 @ X13 ) | 
% 20.94/3.75        ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 20.94/3.75        ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 20.94/3.75        ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 20.94/3.75        ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 20.94/3.75        ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 20.94/3.75        ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 20.94/3.75        ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 20.94/3.75        ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 20.94/3.75        ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 20.94/3.75        ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.75             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 20.94/3.75        ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.75             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 20.94/3.75        ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.75             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 20.94/3.75        ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.75             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 20.94/3.75        ( ~( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.75             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) | 
% 20.94/3.75        ( ~( ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.75             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) ) | 
% 20.94/3.75        ( ~( ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.75             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 20.94/3.75             X9 @ X10 ) ) | 
% 20.94/3.75        ( ~( ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.75             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 20.94/3.75             X9 @ X10 @ X11 ) ) | 
% 20.94/3.75        ( ~( ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.75             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 20.94/3.75             X9 @ X10 @ X11 @ X12 ) ) ))).
% 20.94/3.75  thf(zf_stmt_23, negated_conjecture,
% 20.94/3.75    (( ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.75       U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 20.94/3.75       X10 @ X11 @ X12 @ X13 ) | 
% 20.94/3.75     ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 20.94/3.75     ( ~( ssNder1_2r1r1 @ U @ V ) ) | ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 20.94/3.75     ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 20.94/3.75     ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 20.94/3.75     ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 20.94/3.75     ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 20.94/3.75     ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 20.94/3.75     ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 20.94/3.75     ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.75          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 20.94/3.75     ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.75          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 20.94/3.75     ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.75          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 20.94/3.75     ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.75          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 20.94/3.75     ( ~( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.75          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) | 
% 20.94/3.75     ( ~( ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.75          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) ) | 
% 20.94/3.75     ( ~( ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.75          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 20.94/3.75          X10 ) ) | 
% 20.94/3.75     ( ~( ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.75          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 20.94/3.75          X10 @ X11 ) ) | 
% 20.94/3.75     ( ~( ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.75          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 20.94/3.75          X10 @ X11 @ X12 ) )),
% 20.94/3.75    inference('cnf.neg', [status(esa)], [clause470])).
% 20.94/3.75  thf(zip_derived_cl538, plain,
% 20.94/3.75      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.75         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 20.94/3.75         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i]:
% 20.94/3.75         ( (ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 20.94/3.75            X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 20.94/3.75            X15 @ X16 @ X17 @ X18)
% 20.94/3.75          | ~ (ssNder1_0)
% 20.94/3.75          | ~ (ssNder1_1r1 @ X0)
% 20.94/3.75          | ~ (ssNder1_2r1r1 @ X0 @ X1)
% 20.94/3.75          | ~ (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)
% 20.94/3.75          | ~ (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)
% 20.94/3.75          | ~ (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)
% 20.94/3.75          | ~ (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)
% 20.94/3.75          | ~ (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)
% 20.94/3.75          | ~ (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 20.94/3.75               X7)
% 20.94/3.75          | ~ (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 20.94/3.75               X6 @ X7 @ X8)
% 20.94/3.75          | ~ (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 20.94/3.75               X6 @ X7 @ X8 @ X9)
% 20.94/3.75          | ~ (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 20.94/3.75               X5 @ X6 @ X7 @ X8 @ X9 @ X10)
% 20.94/3.75          | ~ (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 20.94/3.75               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11)
% 20.94/3.75          | ~ (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 20.94/3.75               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)
% 20.94/3.75          | ~ (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 20.94/3.75               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)
% 20.94/3.75          | ~ (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 20.94/3.75               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)
% 20.94/3.75          | ~ (ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 20.94/3.75               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 20.94/3.75               X14 @ X15)
% 20.94/3.75          | ~ (ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 20.94/3.75               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 20.94/3.75               X14 @ X15 @ X16)
% 20.94/3.75          | ~ (ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 20.94/3.75               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 20.94/3.75               X14 @ X15 @ X16 @ X17))),
% 20.94/3.75      inference('cnf', [status(esa)], [zf_stmt_23])).
% 20.94/3.75  thf(zip_derived_cl1007, plain, ( (ssNder1_0)),
% 20.94/3.75      inference('cnf', [status(esa)], [zf_stmt_1])).
% 20.94/3.75  thf(zip_derived_cl1013, plain, (![X0 : $i]:  (ssNder1_1r1 @ X0)),
% 20.94/3.75      inference('demod', [status(thm)],
% 20.94/3.75                [zip_derived_cl1006, zip_derived_cl1007])).
% 20.94/3.75  thf(zip_derived_cl1014, plain,
% 20.94/3.75      (![X0 : $i, X1 : $i]:  (ssNder1_2r1r1 @ X0 @ X1)),
% 20.94/3.75      inference('demod', [status(thm)],
% 20.94/3.75                [zip_derived_cl1005, zip_derived_cl1007, zip_derived_cl1013])).
% 20.94/3.75  thf(zip_derived_cl1021, plain,
% 20.94/3.75      (![X0 : $i, X1 : $i, X2 : $i]:  (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)),
% 20.94/3.75      inference('demod', [status(thm)],
% 20.94/3.75                [zip_derived_cl994, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.75                 zip_derived_cl1014])).
% 20.94/3.75  thf(zip_derived_cl1046, plain,
% 20.94/3.75      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 20.94/3.75          (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)),
% 20.94/3.75      inference('demod', [status(thm)],
% 20.94/3.75                [zip_derived_cl984, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.75                 zip_derived_cl1014, zip_derived_cl1021])).
% 20.94/3.75  thf(zip_derived_cl1070, plain,
% 20.94/3.75      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 20.94/3.75          (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)),
% 20.94/3.75      inference('demod', [status(thm)],
% 20.94/3.75                [zip_derived_cl966, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.75                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046])).
% 20.94/3.75  thf(zip_derived_cl1101, plain,
% 20.94/3.75      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 20.94/3.75          (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)),
% 20.94/3.75      inference('demod', [status(thm)],
% 20.94/3.75                [zip_derived_cl948, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.75                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.75                 zip_derived_cl1070])).
% 20.94/3.75  thf(zip_derived_cl1131, plain,
% 20.94/3.75      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i]:
% 20.94/3.75          (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)),
% 20.94/3.75      inference('demod', [status(thm)],
% 20.94/3.75                [zip_derived_cl928, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.75                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.75                 zip_derived_cl1070, zip_derived_cl1101])).
% 20.94/3.75  thf(zip_derived_cl1179, plain,
% 20.94/3.75      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, X7 : $i]:
% 20.94/3.75          (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7)),
% 20.94/3.75      inference('demod', [status(thm)],
% 20.94/3.75                [zip_derived_cl901, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.75                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.75                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131])).
% 20.94/3.75  thf(zip_derived_cl1223, plain,
% 20.94/3.75      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.75         X7 : $i, X8 : $i]:
% 20.94/3.75          (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 20.94/3.75           X7 @ X8)),
% 20.94/3.75      inference('demod', [status(thm)],
% 20.94/3.75                [zip_derived_cl879, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.75                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.75                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.75                 zip_derived_cl1179])).
% 20.94/3.75  thf(zip_derived_cl1271, plain,
% 20.94/3.75      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.75         X7 : $i, X8 : $i, X9 : $i]:
% 20.94/3.75          (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 20.94/3.75           X7 @ X8 @ X9)),
% 20.94/3.75      inference('demod', [status(thm)],
% 20.94/3.75                [zip_derived_cl854, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.75                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.75                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.75                 zip_derived_cl1179, zip_derived_cl1223])).
% 20.94/3.75  thf(zip_derived_cl1324, plain,
% 20.94/3.75      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.75         X7 : $i, X8 : $i, X9 : $i, X10 : $i]:
% 20.94/3.75          (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 20.94/3.75           X6 @ X7 @ X8 @ X9 @ X10)),
% 20.94/3.75      inference('demod', [status(thm)],
% 20.94/3.75                [zip_derived_cl826, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.75                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.75                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.75                 zip_derived_cl1179, zip_derived_cl1223, zip_derived_cl1271])).
% 20.94/3.75  thf(zip_derived_cl1370, plain,
% 20.94/3.75      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.75         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i]:
% 20.94/3.75          (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 20.94/3.75           X6 @ X7 @ X8 @ X9 @ X10 @ X11)),
% 20.94/3.75      inference('demod', [status(thm)],
% 20.94/3.75                [zip_derived_cl800, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.75                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.75                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.75                 zip_derived_cl1179, zip_derived_cl1223, zip_derived_cl1271, 
% 20.94/3.75                 zip_derived_cl1324])).
% 20.94/3.75  thf(zip_derived_cl1424, plain,
% 20.94/3.75      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.75         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i]:
% 20.94/3.75          (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 20.94/3.75           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)),
% 20.94/3.75      inference('demod', [status(thm)],
% 20.94/3.75                [zip_derived_cl769, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.75                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.75                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.75                 zip_derived_cl1179, zip_derived_cl1223, zip_derived_cl1271, 
% 20.94/3.75                 zip_derived_cl1324, zip_derived_cl1370])).
% 20.94/3.75  thf(zip_derived_cl1485, plain,
% 20.94/3.75      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.75         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i]:
% 20.94/3.75          (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 20.94/3.75           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)),
% 20.94/3.75      inference('demod', [status(thm)],
% 20.94/3.75                [zip_derived_cl737, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.75                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.75                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.75                 zip_derived_cl1179, zip_derived_cl1223, zip_derived_cl1271, 
% 20.94/3.75                 zip_derived_cl1324, zip_derived_cl1370, zip_derived_cl1424])).
% 20.94/3.75  thf(zip_derived_cl1547, plain,
% 20.94/3.75      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.75         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 20.94/3.75         X14 : $i]:
% 20.94/3.75          (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 20.94/3.75           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)),
% 20.94/3.75      inference('demod', [status(thm)],
% 20.94/3.75                [zip_derived_cl702, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.75                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.75                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.75                 zip_derived_cl1179, zip_derived_cl1223, zip_derived_cl1271, 
% 20.94/3.75                 zip_derived_cl1324, zip_derived_cl1370, zip_derived_cl1424, 
% 20.94/3.75                 zip_derived_cl1485])).
% 20.94/3.75  thf(zip_derived_cl1615, plain,
% 20.94/3.75      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.75         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 20.94/3.75         X14 : $i, X15 : $i]:
% 20.94/3.75          (ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 20.94/3.75           X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15)),
% 20.94/3.75      inference('demod', [status(thm)],
% 20.94/3.75                [zip_derived_cl662, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.75                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.75                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.75                 zip_derived_cl1179, zip_derived_cl1223, zip_derived_cl1271, 
% 20.94/3.75                 zip_derived_cl1324, zip_derived_cl1370, zip_derived_cl1424, 
% 20.94/3.75                 zip_derived_cl1485, zip_derived_cl1547])).
% 20.94/3.75  thf(zip_derived_cl1701, plain,
% 20.94/3.75      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.75         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 20.94/3.75         X14 : $i, X15 : $i, X16 : $i]:
% 20.94/3.75          (ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 20.94/3.75           X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ 
% 20.94/3.75           X16)),
% 20.94/3.75      inference('demod', [status(thm)],
% 20.94/3.75                [zip_derived_cl622, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.75                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.75                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.75                 zip_derived_cl1179, zip_derived_cl1223, zip_derived_cl1271, 
% 20.94/3.75                 zip_derived_cl1324, zip_derived_cl1370, zip_derived_cl1424, 
% 20.94/3.75                 zip_derived_cl1485, zip_derived_cl1547, zip_derived_cl1615])).
% 20.94/3.75  thf(zip_derived_cl1791, plain,
% 20.94/3.75      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.75         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 20.94/3.75         X14 : $i, X15 : $i, X16 : $i, X17 : $i]:
% 20.94/3.75          (ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 20.94/3.75           X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 20.94/3.75           X15 @ X16 @ X17)),
% 20.94/3.75      inference('demod', [status(thm)],
% 20.94/3.75                [zip_derived_cl583, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.75                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.75                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.75                 zip_derived_cl1179, zip_derived_cl1223, zip_derived_cl1271, 
% 20.94/3.75                 zip_derived_cl1324, zip_derived_cl1370, zip_derived_cl1424, 
% 20.94/3.75                 zip_derived_cl1485, zip_derived_cl1547, zip_derived_cl1615, 
% 20.94/3.75                 zip_derived_cl1701])).
% 20.94/3.75  thf(zip_derived_cl1876, plain,
% 20.94/3.75      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.75         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 20.94/3.75         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i]:
% 20.94/3.75          (ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 20.94/3.75           X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 20.94/3.75           X15 @ X16 @ X17 @ X18)),
% 20.94/3.75      inference('demod', [status(thm)],
% 20.94/3.75                [zip_derived_cl538, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.75                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.75                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.75                 zip_derived_cl1179, zip_derived_cl1223, zip_derived_cl1271, 
% 20.94/3.75                 zip_derived_cl1324, zip_derived_cl1370, zip_derived_cl1424, 
% 20.94/3.75                 zip_derived_cl1485, zip_derived_cl1547, zip_derived_cl1615, 
% 20.94/3.75                 zip_derived_cl1701, zip_derived_cl1791])).
% 20.94/3.75  thf(clause514, conjecture,
% 20.94/3.75    (~( ( ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.75          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 20.94/3.75          X10 @ X11 @ X12 @ X13 @ X14 ) | 
% 20.94/3.75        ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 20.94/3.75        ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 20.94/3.75        ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 20.94/3.75        ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 20.94/3.75        ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 20.94/3.75        ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 20.94/3.75        ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 20.94/3.75        ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 20.94/3.75        ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 20.94/3.75        ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.75             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 20.94/3.75        ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.75             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 20.94/3.75        ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.75             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 20.94/3.75        ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.75             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 20.94/3.75        ( ~( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.75             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) | 
% 20.94/3.75        ( ~( ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.75             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) ) | 
% 20.94/3.75        ( ~( ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.75             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 20.94/3.75             X9 @ X10 ) ) | 
% 20.94/3.75        ( ~( ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.75             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 20.94/3.75             X9 @ X10 @ X11 ) ) | 
% 20.94/3.75        ( ~( ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.75             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 20.94/3.75             X9 @ X10 @ X11 @ X12 ) ) | 
% 20.94/3.75        ( ~( ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.75             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 20.94/3.75             X9 @ X10 @ X11 @ X12 @ X13 ) ) ))).
% 20.94/3.75  thf(zf_stmt_24, negated_conjecture,
% 20.94/3.75    (( ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.75       U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 20.94/3.75       X10 @ X11 @ X12 @ X13 @ X14 ) | 
% 20.94/3.75     ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 20.94/3.75     ( ~( ssNder1_2r1r1 @ U @ V ) ) | ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 20.94/3.75     ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 20.94/3.75     ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 20.94/3.75     ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 20.94/3.75     ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 20.94/3.75     ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 20.94/3.75     ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 20.94/3.75     ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.75          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 20.94/3.75     ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.75          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 20.94/3.75     ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.75          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 20.94/3.75     ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.75          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 20.94/3.75     ( ~( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.75          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) | 
% 20.94/3.75     ( ~( ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.75          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) ) | 
% 20.94/3.75     ( ~( ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.75          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 20.94/3.75          X10 ) ) | 
% 20.94/3.75     ( ~( ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.75          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 20.94/3.75          X10 @ X11 ) ) | 
% 20.94/3.75     ( ~( ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.75          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 20.94/3.75          X10 @ X11 @ X12 ) ) | 
% 20.94/3.75     ( ~( ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.75          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 20.94/3.75          X10 @ X11 @ X12 @ X13 ) )),
% 20.94/3.75    inference('cnf.neg', [status(esa)], [clause514])).
% 20.94/3.75  thf(zip_derived_cl494, plain,
% 20.94/3.75      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.75         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 20.94/3.75         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i]:
% 20.94/3.75         ( (ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 20.94/3.75            X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 20.94/3.75            X14 @ X15 @ X16 @ X17 @ X18 @ X19)
% 20.94/3.75          | ~ (ssNder1_0)
% 20.94/3.75          | ~ (ssNder1_1r1 @ X0)
% 20.94/3.75          | ~ (ssNder1_2r1r1 @ X0 @ X1)
% 20.94/3.75          | ~ (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)
% 20.94/3.75          | ~ (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)
% 20.94/3.75          | ~ (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)
% 20.94/3.75          | ~ (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)
% 20.94/3.75          | ~ (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)
% 20.94/3.75          | ~ (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 20.94/3.75               X7)
% 20.94/3.75          | ~ (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 20.94/3.75               X6 @ X7 @ X8)
% 20.94/3.75          | ~ (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 20.94/3.75               X6 @ X7 @ X8 @ X9)
% 20.94/3.75          | ~ (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 20.94/3.75               X5 @ X6 @ X7 @ X8 @ X9 @ X10)
% 20.94/3.75          | ~ (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 20.94/3.75               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11)
% 20.94/3.75          | ~ (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 20.94/3.75               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)
% 20.94/3.75          | ~ (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 20.94/3.75               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)
% 20.94/3.75          | ~ (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 20.94/3.75               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)
% 20.94/3.75          | ~ (ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 20.94/3.75               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 20.94/3.75               X14 @ X15)
% 20.94/3.75          | ~ (ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 20.94/3.75               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 20.94/3.75               X14 @ X15 @ X16)
% 20.94/3.75          | ~ (ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 20.94/3.75               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 20.94/3.75               X14 @ X15 @ X16 @ X17)
% 20.94/3.75          | ~ (ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 20.94/3.75               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 20.94/3.75               X14 @ X15 @ X16 @ X17 @ X18))),
% 20.94/3.75      inference('cnf', [status(esa)], [zf_stmt_24])).
% 20.94/3.75  thf(zip_derived_cl1007, plain, ( (ssNder1_0)),
% 20.94/3.75      inference('cnf', [status(esa)], [zf_stmt_1])).
% 20.94/3.75  thf(zip_derived_cl1013, plain, (![X0 : $i]:  (ssNder1_1r1 @ X0)),
% 20.94/3.75      inference('demod', [status(thm)],
% 20.94/3.75                [zip_derived_cl1006, zip_derived_cl1007])).
% 20.94/3.75  thf(zip_derived_cl1014, plain,
% 20.94/3.75      (![X0 : $i, X1 : $i]:  (ssNder1_2r1r1 @ X0 @ X1)),
% 20.94/3.75      inference('demod', [status(thm)],
% 20.94/3.75                [zip_derived_cl1005, zip_derived_cl1007, zip_derived_cl1013])).
% 20.94/3.75  thf(zip_derived_cl1021, plain,
% 20.94/3.75      (![X0 : $i, X1 : $i, X2 : $i]:  (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)),
% 20.94/3.75      inference('demod', [status(thm)],
% 20.94/3.75                [zip_derived_cl994, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.75                 zip_derived_cl1014])).
% 20.94/3.75  thf(zip_derived_cl1046, plain,
% 20.94/3.75      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 20.94/3.75          (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)),
% 20.94/3.75      inference('demod', [status(thm)],
% 20.94/3.75                [zip_derived_cl984, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.75                 zip_derived_cl1014, zip_derived_cl1021])).
% 20.94/3.75  thf(zip_derived_cl1070, plain,
% 20.94/3.75      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 20.94/3.75          (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)),
% 20.94/3.75      inference('demod', [status(thm)],
% 20.94/3.75                [zip_derived_cl966, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.75                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046])).
% 20.94/3.75  thf(zip_derived_cl1101, plain,
% 20.94/3.75      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 20.94/3.75          (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)),
% 20.94/3.75      inference('demod', [status(thm)],
% 20.94/3.75                [zip_derived_cl948, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.75                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.75                 zip_derived_cl1070])).
% 20.94/3.75  thf(zip_derived_cl1131, plain,
% 20.94/3.75      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i]:
% 20.94/3.75          (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)),
% 20.94/3.75      inference('demod', [status(thm)],
% 20.94/3.75                [zip_derived_cl928, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.75                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.75                 zip_derived_cl1070, zip_derived_cl1101])).
% 20.94/3.75  thf(zip_derived_cl1179, plain,
% 20.94/3.75      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, X7 : $i]:
% 20.94/3.75          (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7)),
% 20.94/3.75      inference('demod', [status(thm)],
% 20.94/3.75                [zip_derived_cl901, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.75                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.75                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131])).
% 20.94/3.75  thf(zip_derived_cl1223, plain,
% 20.94/3.75      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.75         X7 : $i, X8 : $i]:
% 20.94/3.75          (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 20.94/3.75           X7 @ X8)),
% 20.94/3.75      inference('demod', [status(thm)],
% 20.94/3.75                [zip_derived_cl879, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.75                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.75                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.75                 zip_derived_cl1179])).
% 20.94/3.75  thf(zip_derived_cl1271, plain,
% 20.94/3.75      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.75         X7 : $i, X8 : $i, X9 : $i]:
% 20.94/3.75          (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 20.94/3.75           X7 @ X8 @ X9)),
% 20.94/3.75      inference('demod', [status(thm)],
% 20.94/3.75                [zip_derived_cl854, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.75                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.75                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.75                 zip_derived_cl1179, zip_derived_cl1223])).
% 20.94/3.75  thf(zip_derived_cl1324, plain,
% 20.94/3.75      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.75         X7 : $i, X8 : $i, X9 : $i, X10 : $i]:
% 20.94/3.75          (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 20.94/3.75           X6 @ X7 @ X8 @ X9 @ X10)),
% 20.94/3.75      inference('demod', [status(thm)],
% 20.94/3.75                [zip_derived_cl826, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.75                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.75                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.75                 zip_derived_cl1179, zip_derived_cl1223, zip_derived_cl1271])).
% 20.94/3.75  thf(zip_derived_cl1370, plain,
% 20.94/3.75      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.75         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i]:
% 20.94/3.75          (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 20.94/3.75           X6 @ X7 @ X8 @ X9 @ X10 @ X11)),
% 20.94/3.75      inference('demod', [status(thm)],
% 20.94/3.75                [zip_derived_cl800, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.75                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.75                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.75                 zip_derived_cl1179, zip_derived_cl1223, zip_derived_cl1271, 
% 20.94/3.75                 zip_derived_cl1324])).
% 20.94/3.75  thf(zip_derived_cl1424, plain,
% 20.94/3.75      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.75         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i]:
% 20.94/3.75          (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 20.94/3.75           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)),
% 20.94/3.75      inference('demod', [status(thm)],
% 20.94/3.75                [zip_derived_cl769, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.75                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.75                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.75                 zip_derived_cl1179, zip_derived_cl1223, zip_derived_cl1271, 
% 20.94/3.75                 zip_derived_cl1324, zip_derived_cl1370])).
% 20.94/3.75  thf(zip_derived_cl1485, plain,
% 20.94/3.75      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.75         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i]:
% 20.94/3.75          (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 20.94/3.75           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)),
% 20.94/3.75      inference('demod', [status(thm)],
% 20.94/3.75                [zip_derived_cl737, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.75                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.75                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.75                 zip_derived_cl1179, zip_derived_cl1223, zip_derived_cl1271, 
% 20.94/3.75                 zip_derived_cl1324, zip_derived_cl1370, zip_derived_cl1424])).
% 20.94/3.75  thf(zip_derived_cl1547, plain,
% 20.94/3.75      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.75         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 20.94/3.75         X14 : $i]:
% 20.94/3.75          (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 20.94/3.75           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)),
% 20.94/3.75      inference('demod', [status(thm)],
% 20.94/3.75                [zip_derived_cl702, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.75                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.75                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.75                 zip_derived_cl1179, zip_derived_cl1223, zip_derived_cl1271, 
% 20.94/3.75                 zip_derived_cl1324, zip_derived_cl1370, zip_derived_cl1424, 
% 20.94/3.75                 zip_derived_cl1485])).
% 20.94/3.75  thf(zip_derived_cl1615, plain,
% 20.94/3.75      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.75         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 20.94/3.75         X14 : $i, X15 : $i]:
% 20.94/3.75          (ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 20.94/3.75           X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15)),
% 20.94/3.75      inference('demod', [status(thm)],
% 20.94/3.75                [zip_derived_cl662, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.75                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.75                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.75                 zip_derived_cl1179, zip_derived_cl1223, zip_derived_cl1271, 
% 20.94/3.75                 zip_derived_cl1324, zip_derived_cl1370, zip_derived_cl1424, 
% 20.94/3.75                 zip_derived_cl1485, zip_derived_cl1547])).
% 20.94/3.75  thf(zip_derived_cl1701, plain,
% 20.94/3.75      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.75         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 20.94/3.75         X14 : $i, X15 : $i, X16 : $i]:
% 20.94/3.75          (ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 20.94/3.75           X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ 
% 20.94/3.75           X16)),
% 20.94/3.75      inference('demod', [status(thm)],
% 20.94/3.75                [zip_derived_cl622, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.75                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.75                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.75                 zip_derived_cl1179, zip_derived_cl1223, zip_derived_cl1271, 
% 20.94/3.75                 zip_derived_cl1324, zip_derived_cl1370, zip_derived_cl1424, 
% 20.94/3.75                 zip_derived_cl1485, zip_derived_cl1547, zip_derived_cl1615])).
% 20.94/3.75  thf(zip_derived_cl1791, plain,
% 20.94/3.75      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.75         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 20.94/3.75         X14 : $i, X15 : $i, X16 : $i, X17 : $i]:
% 20.94/3.75          (ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 20.94/3.75           X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 20.94/3.75           X15 @ X16 @ X17)),
% 20.94/3.75      inference('demod', [status(thm)],
% 20.94/3.75                [zip_derived_cl583, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.75                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.75                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.75                 zip_derived_cl1179, zip_derived_cl1223, zip_derived_cl1271, 
% 20.94/3.75                 zip_derived_cl1324, zip_derived_cl1370, zip_derived_cl1424, 
% 20.94/3.75                 zip_derived_cl1485, zip_derived_cl1547, zip_derived_cl1615, 
% 20.94/3.75                 zip_derived_cl1701])).
% 20.94/3.75  thf(zip_derived_cl1876, plain,
% 20.94/3.75      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.75         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 20.94/3.75         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i]:
% 20.94/3.75          (ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 20.94/3.75           X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 20.94/3.75           X15 @ X16 @ X17 @ X18)),
% 20.94/3.75      inference('demod', [status(thm)],
% 20.94/3.75                [zip_derived_cl538, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.75                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.75                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.75                 zip_derived_cl1179, zip_derived_cl1223, zip_derived_cl1271, 
% 20.94/3.75                 zip_derived_cl1324, zip_derived_cl1370, zip_derived_cl1424, 
% 20.94/3.75                 zip_derived_cl1485, zip_derived_cl1547, zip_derived_cl1615, 
% 20.94/3.75                 zip_derived_cl1701, zip_derived_cl1791])).
% 20.94/3.75  thf(zip_derived_cl1958, plain,
% 20.94/3.75      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.75         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 20.94/3.75         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i]:
% 20.94/3.75          (ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 20.94/3.75           X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 20.94/3.75           X15 @ X16 @ X17 @ X18 @ X19)),
% 20.94/3.75      inference('demod', [status(thm)],
% 20.94/3.75                [zip_derived_cl494, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.75                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.75                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.75                 zip_derived_cl1179, zip_derived_cl1223, zip_derived_cl1271, 
% 20.94/3.75                 zip_derived_cl1324, zip_derived_cl1370, zip_derived_cl1424, 
% 20.94/3.75                 zip_derived_cl1485, zip_derived_cl1547, zip_derived_cl1615, 
% 20.94/3.75                 zip_derived_cl1701, zip_derived_cl1791, zip_derived_cl1876])).
% 20.94/3.75  thf(clause563, conjecture,
% 20.94/3.75    (~( ( ssNder1_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.75          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 20.94/3.75          X10 @ X11 @ X12 @ X13 @ X14 @ X15 ) | 
% 20.94/3.75        ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 20.94/3.75        ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 20.94/3.75        ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 20.94/3.75        ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 20.94/3.75        ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 20.94/3.75        ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 20.94/3.75        ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 20.94/3.75        ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 20.94/3.75        ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 20.94/3.75        ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.75             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 20.94/3.75        ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.75             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 20.94/3.75        ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.75             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 20.94/3.75        ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.75             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 20.94/3.75        ( ~( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.75             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) | 
% 20.94/3.75        ( ~( ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.75             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) ) | 
% 20.94/3.75        ( ~( ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.75             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 20.94/3.75             X9 @ X10 ) ) | 
% 20.94/3.75        ( ~( ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.75             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 20.94/3.75             X9 @ X10 @ X11 ) ) | 
% 20.94/3.75        ( ~( ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.75             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 20.94/3.75             X9 @ X10 @ X11 @ X12 ) ) | 
% 20.94/3.75        ( ~( ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.75             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 20.94/3.75             X9 @ X10 @ X11 @ X12 @ X13 ) ) | 
% 20.94/3.75        ( ~( ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.75             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 20.94/3.75             X9 @ X10 @ X11 @ X12 @ X13 @ X14 ) ) ))).
% 20.94/3.75  thf(zf_stmt_25, negated_conjecture,
% 20.94/3.75    (( ssNder1_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.75       U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 20.94/3.75       X10 @ X11 @ X12 @ X13 @ X14 @ X15 ) | 
% 20.94/3.75     ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 20.94/3.75     ( ~( ssNder1_2r1r1 @ U @ V ) ) | ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 20.94/3.75     ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 20.94/3.75     ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 20.94/3.75     ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 20.94/3.75     ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 20.94/3.75     ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 20.94/3.75     ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 20.94/3.75     ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.75          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 20.94/3.75     ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.75          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 20.94/3.75     ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.75          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 20.94/3.75     ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.75          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 20.94/3.75     ( ~( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.75          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) | 
% 20.94/3.75     ( ~( ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.75          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) ) | 
% 20.94/3.75     ( ~( ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.75          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 20.94/3.75          X10 ) ) | 
% 20.94/3.75     ( ~( ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.75          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 20.94/3.75          X10 @ X11 ) ) | 
% 20.94/3.75     ( ~( ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.75          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 20.94/3.75          X10 @ X11 @ X12 ) ) | 
% 20.94/3.75     ( ~( ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.75          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 20.94/3.75          X10 @ X11 @ X12 @ X13 ) ) | 
% 20.94/3.75     ( ~( ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.75          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 20.94/3.75          X10 @ X11 @ X12 @ X13 @ X14 ) )),
% 20.94/3.75    inference('cnf.neg', [status(esa)], [clause563])).
% 20.94/3.75  thf(zip_derived_cl445, plain,
% 20.94/3.75      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.75         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 20.94/3.75         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i]:
% 20.94/3.75         ( (ssNder1_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 20.94/3.75            X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 20.94/3.75            X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20)
% 20.94/3.75          | ~ (ssNder1_0)
% 20.94/3.75          | ~ (ssNder1_1r1 @ X0)
% 20.94/3.75          | ~ (ssNder1_2r1r1 @ X0 @ X1)
% 20.94/3.75          | ~ (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)
% 20.94/3.75          | ~ (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)
% 20.94/3.75          | ~ (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)
% 20.94/3.75          | ~ (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)
% 20.94/3.75          | ~ (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)
% 20.94/3.75          | ~ (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 20.94/3.75               X7)
% 20.94/3.75          | ~ (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 20.94/3.75               X6 @ X7 @ X8)
% 20.94/3.75          | ~ (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 20.94/3.75               X6 @ X7 @ X8 @ X9)
% 20.94/3.75          | ~ (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 20.94/3.75               X5 @ X6 @ X7 @ X8 @ X9 @ X10)
% 20.94/3.75          | ~ (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 20.94/3.75               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11)
% 20.94/3.75          | ~ (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 20.94/3.75               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)
% 20.94/3.75          | ~ (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 20.94/3.75               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)
% 20.94/3.75          | ~ (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 20.94/3.75               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)
% 20.94/3.75          | ~ (ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 20.94/3.75               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 20.94/3.75               X14 @ X15)
% 20.94/3.75          | ~ (ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 20.94/3.75               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 20.94/3.75               X14 @ X15 @ X16)
% 20.94/3.75          | ~ (ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 20.94/3.75               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 20.94/3.75               X14 @ X15 @ X16 @ X17)
% 20.94/3.75          | ~ (ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 20.94/3.75               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 20.94/3.75               X14 @ X15 @ X16 @ X17 @ X18)
% 20.94/3.75          | ~ (ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 20.94/3.75               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 20.94/3.75               X14 @ X15 @ X16 @ X17 @ X18 @ X19))),
% 20.94/3.75      inference('cnf', [status(esa)], [zf_stmt_25])).
% 20.94/3.75  thf(zip_derived_cl1007, plain, ( (ssNder1_0)),
% 20.94/3.75      inference('cnf', [status(esa)], [zf_stmt_1])).
% 20.94/3.75  thf(zip_derived_cl1013, plain, (![X0 : $i]:  (ssNder1_1r1 @ X0)),
% 20.94/3.75      inference('demod', [status(thm)],
% 20.94/3.75                [zip_derived_cl1006, zip_derived_cl1007])).
% 20.94/3.75  thf(zip_derived_cl1014, plain,
% 20.94/3.75      (![X0 : $i, X1 : $i]:  (ssNder1_2r1r1 @ X0 @ X1)),
% 20.94/3.75      inference('demod', [status(thm)],
% 20.94/3.75                [zip_derived_cl1005, zip_derived_cl1007, zip_derived_cl1013])).
% 20.94/3.75  thf(zip_derived_cl1021, plain,
% 20.94/3.75      (![X0 : $i, X1 : $i, X2 : $i]:  (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)),
% 20.94/3.75      inference('demod', [status(thm)],
% 20.94/3.75                [zip_derived_cl994, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.75                 zip_derived_cl1014])).
% 20.94/3.75  thf(zip_derived_cl1046, plain,
% 20.94/3.75      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 20.94/3.75          (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)),
% 20.94/3.75      inference('demod', [status(thm)],
% 20.94/3.75                [zip_derived_cl984, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.75                 zip_derived_cl1014, zip_derived_cl1021])).
% 20.94/3.75  thf(zip_derived_cl1070, plain,
% 20.94/3.75      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 20.94/3.75          (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)),
% 20.94/3.75      inference('demod', [status(thm)],
% 20.94/3.75                [zip_derived_cl966, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.75                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046])).
% 20.94/3.75  thf(zip_derived_cl1101, plain,
% 20.94/3.75      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 20.94/3.75          (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)),
% 20.94/3.75      inference('demod', [status(thm)],
% 20.94/3.75                [zip_derived_cl948, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.75                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.75                 zip_derived_cl1070])).
% 20.94/3.75  thf(zip_derived_cl1131, plain,
% 20.94/3.75      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i]:
% 20.94/3.75          (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)),
% 20.94/3.75      inference('demod', [status(thm)],
% 20.94/3.75                [zip_derived_cl928, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.75                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.75                 zip_derived_cl1070, zip_derived_cl1101])).
% 20.94/3.75  thf(zip_derived_cl1179, plain,
% 20.94/3.75      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, X7 : $i]:
% 20.94/3.75          (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7)),
% 20.94/3.75      inference('demod', [status(thm)],
% 20.94/3.75                [zip_derived_cl901, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.75                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.75                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131])).
% 20.94/3.75  thf(zip_derived_cl1223, plain,
% 20.94/3.75      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.75         X7 : $i, X8 : $i]:
% 20.94/3.75          (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 20.94/3.75           X7 @ X8)),
% 20.94/3.75      inference('demod', [status(thm)],
% 20.94/3.75                [zip_derived_cl879, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.75                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.75                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.75                 zip_derived_cl1179])).
% 20.94/3.75  thf(zip_derived_cl1271, plain,
% 20.94/3.75      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.75         X7 : $i, X8 : $i, X9 : $i]:
% 20.94/3.75          (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 20.94/3.75           X7 @ X8 @ X9)),
% 20.94/3.75      inference('demod', [status(thm)],
% 20.94/3.75                [zip_derived_cl854, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.75                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.75                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.75                 zip_derived_cl1179, zip_derived_cl1223])).
% 20.94/3.75  thf(zip_derived_cl1324, plain,
% 20.94/3.75      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.75         X7 : $i, X8 : $i, X9 : $i, X10 : $i]:
% 20.94/3.75          (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 20.94/3.75           X6 @ X7 @ X8 @ X9 @ X10)),
% 20.94/3.75      inference('demod', [status(thm)],
% 20.94/3.75                [zip_derived_cl826, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.75                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.75                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.75                 zip_derived_cl1179, zip_derived_cl1223, zip_derived_cl1271])).
% 20.94/3.75  thf(zip_derived_cl1370, plain,
% 20.94/3.75      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.75         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i]:
% 20.94/3.75          (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 20.94/3.75           X6 @ X7 @ X8 @ X9 @ X10 @ X11)),
% 20.94/3.75      inference('demod', [status(thm)],
% 20.94/3.75                [zip_derived_cl800, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.75                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.75                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.75                 zip_derived_cl1179, zip_derived_cl1223, zip_derived_cl1271, 
% 20.94/3.75                 zip_derived_cl1324])).
% 20.94/3.75  thf(zip_derived_cl1424, plain,
% 20.94/3.75      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.75         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i]:
% 20.94/3.75          (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 20.94/3.75           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)),
% 20.94/3.75      inference('demod', [status(thm)],
% 20.94/3.75                [zip_derived_cl769, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.75                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.75                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.75                 zip_derived_cl1179, zip_derived_cl1223, zip_derived_cl1271, 
% 20.94/3.75                 zip_derived_cl1324, zip_derived_cl1370])).
% 20.94/3.75  thf(zip_derived_cl1485, plain,
% 20.94/3.75      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.75         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i]:
% 20.94/3.75          (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 20.94/3.75           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)),
% 20.94/3.75      inference('demod', [status(thm)],
% 20.94/3.75                [zip_derived_cl737, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.75                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.75                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.75                 zip_derived_cl1179, zip_derived_cl1223, zip_derived_cl1271, 
% 20.94/3.75                 zip_derived_cl1324, zip_derived_cl1370, zip_derived_cl1424])).
% 20.94/3.75  thf(zip_derived_cl1547, plain,
% 20.94/3.75      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.75         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 20.94/3.75         X14 : $i]:
% 20.94/3.75          (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 20.94/3.75           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)),
% 20.94/3.75      inference('demod', [status(thm)],
% 20.94/3.75                [zip_derived_cl702, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.75                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.75                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.75                 zip_derived_cl1179, zip_derived_cl1223, zip_derived_cl1271, 
% 20.94/3.75                 zip_derived_cl1324, zip_derived_cl1370, zip_derived_cl1424, 
% 20.94/3.75                 zip_derived_cl1485])).
% 20.94/3.75  thf(zip_derived_cl1615, plain,
% 20.94/3.75      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.75         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 20.94/3.75         X14 : $i, X15 : $i]:
% 20.94/3.75          (ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 20.94/3.75           X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15)),
% 20.94/3.75      inference('demod', [status(thm)],
% 20.94/3.75                [zip_derived_cl662, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.75                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.75                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.75                 zip_derived_cl1179, zip_derived_cl1223, zip_derived_cl1271, 
% 20.94/3.75                 zip_derived_cl1324, zip_derived_cl1370, zip_derived_cl1424, 
% 20.94/3.75                 zip_derived_cl1485, zip_derived_cl1547])).
% 20.94/3.75  thf(zip_derived_cl1701, plain,
% 20.94/3.75      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.75         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 20.94/3.75         X14 : $i, X15 : $i, X16 : $i]:
% 20.94/3.75          (ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 20.94/3.75           X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ 
% 20.94/3.75           X16)),
% 20.94/3.75      inference('demod', [status(thm)],
% 20.94/3.75                [zip_derived_cl622, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.75                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.75                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.75                 zip_derived_cl1179, zip_derived_cl1223, zip_derived_cl1271, 
% 20.94/3.75                 zip_derived_cl1324, zip_derived_cl1370, zip_derived_cl1424, 
% 20.94/3.75                 zip_derived_cl1485, zip_derived_cl1547, zip_derived_cl1615])).
% 20.94/3.75  thf(zip_derived_cl1791, plain,
% 20.94/3.75      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.75         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 20.94/3.75         X14 : $i, X15 : $i, X16 : $i, X17 : $i]:
% 20.94/3.75          (ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 20.94/3.75           X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 20.94/3.75           X15 @ X16 @ X17)),
% 20.94/3.75      inference('demod', [status(thm)],
% 20.94/3.75                [zip_derived_cl583, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.75                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.75                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.75                 zip_derived_cl1179, zip_derived_cl1223, zip_derived_cl1271, 
% 20.94/3.75                 zip_derived_cl1324, zip_derived_cl1370, zip_derived_cl1424, 
% 20.94/3.75                 zip_derived_cl1485, zip_derived_cl1547, zip_derived_cl1615, 
% 20.94/3.75                 zip_derived_cl1701])).
% 20.94/3.75  thf(zip_derived_cl1876, plain,
% 20.94/3.75      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.75         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 20.94/3.75         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i]:
% 20.94/3.75          (ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 20.94/3.75           X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 20.94/3.75           X15 @ X16 @ X17 @ X18)),
% 20.94/3.75      inference('demod', [status(thm)],
% 20.94/3.75                [zip_derived_cl538, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.75                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.75                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.75                 zip_derived_cl1179, zip_derived_cl1223, zip_derived_cl1271, 
% 20.94/3.75                 zip_derived_cl1324, zip_derived_cl1370, zip_derived_cl1424, 
% 20.94/3.75                 zip_derived_cl1485, zip_derived_cl1547, zip_derived_cl1615, 
% 20.94/3.75                 zip_derived_cl1701, zip_derived_cl1791])).
% 20.94/3.75  thf(zip_derived_cl1958, plain,
% 20.94/3.75      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.75         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 20.94/3.75         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i]:
% 20.94/3.75          (ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 20.94/3.75           X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 20.94/3.75           X15 @ X16 @ X17 @ X18 @ X19)),
% 20.94/3.75      inference('demod', [status(thm)],
% 20.94/3.75                [zip_derived_cl494, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.75                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.75                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.75                 zip_derived_cl1179, zip_derived_cl1223, zip_derived_cl1271, 
% 20.94/3.75                 zip_derived_cl1324, zip_derived_cl1370, zip_derived_cl1424, 
% 20.94/3.75                 zip_derived_cl1485, zip_derived_cl1547, zip_derived_cl1615, 
% 20.94/3.75                 zip_derived_cl1701, zip_derived_cl1791, zip_derived_cl1876])).
% 20.94/3.75  thf(zip_derived_cl2077, plain,
% 20.94/3.75      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.75         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 20.94/3.75         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i]:
% 20.94/3.75          (ssNder1_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 20.94/3.75           X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 20.94/3.75           X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20)),
% 20.94/3.75      inference('demod', [status(thm)],
% 20.94/3.75                [zip_derived_cl445, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.75                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.75                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.75                 zip_derived_cl1179, zip_derived_cl1223, zip_derived_cl1271, 
% 20.94/3.75                 zip_derived_cl1324, zip_derived_cl1370, zip_derived_cl1424, 
% 20.94/3.75                 zip_derived_cl1485, zip_derived_cl1547, zip_derived_cl1615, 
% 20.94/3.75                 zip_derived_cl1701, zip_derived_cl1791, zip_derived_cl1876, 
% 20.94/3.75                 zip_derived_cl1958])).
% 20.94/3.75  thf(zip_derived_cl2193, plain,
% 20.94/3.75      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.75         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 20.94/3.75         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i, 
% 20.94/3.75         X21 : $i]:
% 20.94/3.75         ( (ssPv21_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 20.94/3.75            X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 20.94/3.75            X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21)
% 20.94/3.75          | ~ (ssPv21_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7))),
% 20.94/3.75      inference('demod', [status(thm)],
% 20.94/3.75                [zip_derived_cl379, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.75                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.75                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.75                 zip_derived_cl1179, zip_derived_cl1223, zip_derived_cl1271, 
% 20.94/3.75                 zip_derived_cl1324, zip_derived_cl1370, zip_derived_cl1424, 
% 20.94/3.75                 zip_derived_cl1485, zip_derived_cl1547, zip_derived_cl1615, 
% 20.94/3.75                 zip_derived_cl1701, zip_derived_cl1791, zip_derived_cl1876, 
% 20.94/3.75                 zip_derived_cl1958, zip_derived_cl2077])).
% 20.94/3.75  thf(clause755, conjecture,
% 20.94/3.75    (~( ( ssPv26_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.75          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 20.94/3.75          X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 ) | 
% 20.94/3.75        ( ssPv11_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.75          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 20.94/3.75          X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 ) | 
% 20.94/3.75        ( ssPv7_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.75          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 20.94/3.75          X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 ) | 
% 20.94/3.75        ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 20.94/3.75        ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 20.94/3.75        ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 20.94/3.75        ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 20.94/3.75        ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 20.94/3.75        ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 20.94/3.75        ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 20.94/3.75        ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 20.94/3.75        ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 20.94/3.75        ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.75             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 20.94/3.75        ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.75             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 20.94/3.75        ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.75             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 20.94/3.75        ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.75             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 20.94/3.75        ( ~( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.75             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) | 
% 20.94/3.75        ( ~( ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.75             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) ) | 
% 20.94/3.75        ( ~( ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.75             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 20.94/3.75             X9 @ X10 ) ) | 
% 20.94/3.75        ( ~( ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.75             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 20.94/3.75             X9 @ X10 @ X11 ) ) | 
% 20.94/3.75        ( ~( ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.75             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 20.94/3.75             X9 @ X10 @ X11 @ X12 ) ) | 
% 20.94/3.75        ( ~( ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.75             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 20.94/3.75             X9 @ X10 @ X11 @ X12 @ X13 ) ) | 
% 20.94/3.75        ( ~( ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.75             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 20.94/3.75             X9 @ X10 @ X11 @ X12 @ X13 @ X14 ) ) | 
% 20.94/3.75        ( ~( ssNder1_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.75             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 20.94/3.75             X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 ) ) | 
% 20.94/3.75        ( ~( ssPv21_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.75             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 20.94/3.75             X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 ) ) ))).
% 20.94/3.75  thf(zf_stmt_26, negated_conjecture,
% 20.94/3.75    (( ssPv26_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.75       U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 20.94/3.75       X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 ) | 
% 20.94/3.75     ( ssPv11_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.75       U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 20.94/3.75       X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 ) | 
% 20.94/3.75     ( ssPv7_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.75       U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 20.94/3.75       X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 ) | 
% 20.94/3.75     ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 20.94/3.75     ( ~( ssNder1_2r1r1 @ U @ V ) ) | ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 20.94/3.75     ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 20.94/3.75     ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 20.94/3.75     ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 20.94/3.75     ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 20.94/3.75     ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 20.94/3.75     ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 20.94/3.75     ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.75          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 20.94/3.75     ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.75          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 20.94/3.75     ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.75          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 20.94/3.75     ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.75          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 20.94/3.75     ( ~( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.75          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) | 
% 20.94/3.75     ( ~( ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.75          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) ) | 
% 20.94/3.75     ( ~( ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.75          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 20.94/3.75          X10 ) ) | 
% 20.94/3.75     ( ~( ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.75          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 20.94/3.75          X10 @ X11 ) ) | 
% 20.94/3.75     ( ~( ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.75          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 20.94/3.75          X10 @ X11 @ X12 ) ) | 
% 20.94/3.75     ( ~( ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.75          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 20.94/3.75          X10 @ X11 @ X12 @ X13 ) ) | 
% 20.94/3.75     ( ~( ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.75          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 20.94/3.75          X10 @ X11 @ X12 @ X13 @ X14 ) ) | 
% 20.94/3.75     ( ~( ssNder1_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.75          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 20.94/3.75          X10 @ X11 @ X12 @ X13 @ X14 @ X15 ) ) | 
% 20.94/3.75     ( ~( ssPv21_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.75          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 20.94/3.75          X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 ) )),
% 20.94/3.75    inference('cnf.neg', [status(esa)], [clause755])).
% 20.94/3.75  thf(zip_derived_cl253, plain,
% 20.94/3.75      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.75         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 20.94/3.75         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i, 
% 20.94/3.75         X21 : $i]:
% 20.94/3.75         ( (ssPv26_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 20.94/3.75            X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 20.94/3.75            X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21)
% 20.94/3.75          |  (ssPv11_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 20.94/3.75              X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 20.94/3.75              X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21)
% 20.94/3.75          |  (ssPv7_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 20.94/3.75              X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 20.94/3.75              X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21)
% 20.94/3.75          | ~ (ssNder1_0)
% 20.94/3.75          | ~ (ssNder1_1r1 @ X0)
% 20.94/3.75          | ~ (ssNder1_2r1r1 @ X0 @ X1)
% 20.94/3.75          | ~ (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)
% 20.94/3.75          | ~ (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)
% 20.94/3.75          | ~ (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)
% 20.94/3.75          | ~ (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)
% 20.94/3.75          | ~ (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)
% 20.94/3.75          | ~ (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 20.94/3.75               X7)
% 20.94/3.75          | ~ (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 20.94/3.75               X6 @ X7 @ X8)
% 20.94/3.75          | ~ (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 20.94/3.75               X6 @ X7 @ X8 @ X9)
% 20.94/3.75          | ~ (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 20.94/3.75               X5 @ X6 @ X7 @ X8 @ X9 @ X10)
% 20.94/3.75          | ~ (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 20.94/3.75               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11)
% 20.94/3.75          | ~ (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 20.94/3.75               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)
% 20.94/3.75          | ~ (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 20.94/3.75               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)
% 20.94/3.75          | ~ (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 20.94/3.75               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)
% 20.94/3.75          | ~ (ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 20.94/3.75               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 20.94/3.75               X14 @ X15)
% 20.94/3.75          | ~ (ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 20.94/3.75               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 20.94/3.75               X14 @ X15 @ X16)
% 20.94/3.75          | ~ (ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 20.94/3.75               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 20.94/3.75               X14 @ X15 @ X16 @ X17)
% 20.94/3.75          | ~ (ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 20.94/3.75               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 20.94/3.75               X14 @ X15 @ X16 @ X17 @ X18)
% 20.94/3.75          | ~ (ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 20.94/3.75               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 20.94/3.75               X14 @ X15 @ X16 @ X17 @ X18 @ X19)
% 20.94/3.75          | ~ (ssNder1_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 20.94/3.75               X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 20.94/3.75               X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20)
% 20.94/3.75          | ~ (ssPv21_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 20.94/3.75               X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 20.94/3.75               X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21))),
% 20.94/3.75      inference('cnf', [status(esa)], [zf_stmt_26])).
% 20.94/3.75  thf(clause619, conjecture,
% 20.94/3.75    (~( ( ssPv26_3r1r1r1 @ U @ V @ W ) | ( ~( ssNder1_0 ) ) | 
% 20.94/3.75        ( ~( ssNder1_1r1 @ U ) ) | ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 20.94/3.75        ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 20.94/3.75        ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 20.94/3.75        ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 20.94/3.75        ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 20.94/3.75        ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 20.94/3.75        ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 20.94/3.75        ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 20.94/3.75        ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.75             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 20.94/3.75        ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.75             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 20.94/3.75        ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.75             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 20.94/3.75        ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.75             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 20.94/3.75        ( ~( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.75             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) | 
% 20.94/3.75        ( ~( ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.75             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) ) | 
% 20.94/3.75        ( ~( ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.75             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 20.94/3.75             X9 @ X10 ) ) | 
% 20.94/3.75        ( ~( ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.75             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 20.94/3.75             X9 @ X10 @ X11 ) ) | 
% 20.94/3.75        ( ~( ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.75             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 20.94/3.75             X9 @ X10 @ X11 @ X12 ) ) | 
% 20.94/3.75        ( ~( ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.75             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 20.94/3.75             X9 @ X10 @ X11 @ X12 @ X13 ) ) | 
% 20.94/3.75        ( ~( ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.75             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 20.94/3.75             X9 @ X10 @ X11 @ X12 @ X13 @ X14 ) ) | 
% 20.94/3.75        ( ~( ssNder1_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.75             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 20.94/3.75             X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 ) ) | 
% 20.94/3.75        ( ~( ssPv26_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.75             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 20.94/3.75             X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 ) ) ))).
% 20.94/3.75  thf(zf_stmt_27, negated_conjecture,
% 20.94/3.75    (( ssPv26_3r1r1r1 @ U @ V @ W ) | ( ~( ssNder1_0 ) ) | 
% 20.94/3.75     ( ~( ssNder1_1r1 @ U ) ) | ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 20.94/3.75     ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 20.94/3.75     ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 20.94/3.75     ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 20.94/3.75     ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 20.94/3.75     ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 20.94/3.75     ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 20.94/3.75     ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 20.94/3.75     ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.75          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 20.94/3.75     ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.75          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 20.94/3.75     ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.75          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 20.94/3.75     ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.75          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 20.94/3.75     ( ~( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.75          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) | 
% 20.94/3.75     ( ~( ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.75          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) ) | 
% 20.94/3.75     ( ~( ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.75          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 20.94/3.75          X10 ) ) | 
% 20.94/3.75     ( ~( ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.75          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 20.94/3.75          X10 @ X11 ) ) | 
% 20.94/3.75     ( ~( ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.75          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 20.94/3.75          X10 @ X11 @ X12 ) ) | 
% 20.94/3.75     ( ~( ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.75          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 20.94/3.75          X10 @ X11 @ X12 @ X13 ) ) | 
% 20.94/3.75     ( ~( ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.75          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 20.94/3.75          X10 @ X11 @ X12 @ X13 @ X14 ) ) | 
% 20.94/3.75     ( ~( ssNder1_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.75          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 20.94/3.75          X10 @ X11 @ X12 @ X13 @ X14 @ X15 ) ) | 
% 20.94/3.75     ( ~( ssPv26_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.75          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 20.94/3.75          X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 ) )),
% 20.94/3.75    inference('cnf.neg', [status(esa)], [clause619])).
% 20.94/3.75  thf(zip_derived_cl389, plain,
% 20.94/3.75      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.75         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 20.94/3.75         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i, 
% 20.94/3.75         X21 : $i]:
% 20.94/3.75         ( (ssPv26_3r1r1r1 @ X0 @ X1 @ X2)
% 20.94/3.75          | ~ (ssNder1_0)
% 20.94/3.75          | ~ (ssNder1_1r1 @ X0)
% 20.94/3.75          | ~ (ssNder1_2r1r1 @ X0 @ X1)
% 20.94/3.75          | ~ (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)
% 20.94/3.75          | ~ (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)
% 20.94/3.75          | ~ (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)
% 20.94/3.75          | ~ (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)
% 20.94/3.75          | ~ (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)
% 20.94/3.75          | ~ (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 20.94/3.75               X7)
% 20.94/3.75          | ~ (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 20.94/3.75               X6 @ X7 @ X8)
% 20.94/3.75          | ~ (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 20.94/3.75               X6 @ X7 @ X8 @ X9)
% 20.94/3.75          | ~ (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 20.94/3.75               X5 @ X6 @ X7 @ X8 @ X9 @ X10)
% 20.94/3.75          | ~ (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 20.94/3.75               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11)
% 20.94/3.75          | ~ (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 20.94/3.75               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)
% 20.94/3.75          | ~ (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 20.94/3.75               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)
% 20.94/3.75          | ~ (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 20.94/3.75               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)
% 20.94/3.75          | ~ (ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 20.94/3.75               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 20.94/3.75               X14 @ X15)
% 20.94/3.75          | ~ (ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 20.94/3.75               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 20.94/3.75               X14 @ X15 @ X16)
% 20.94/3.75          | ~ (ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 20.94/3.75               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 20.94/3.75               X14 @ X15 @ X16 @ X17)
% 20.94/3.75          | ~ (ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 20.94/3.75               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 20.94/3.75               X14 @ X15 @ X16 @ X17 @ X18)
% 20.94/3.75          | ~ (ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 20.94/3.75               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 20.94/3.75               X14 @ X15 @ X16 @ X17 @ X18 @ X19)
% 20.94/3.75          | ~ (ssNder1_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 20.94/3.75               X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 20.94/3.75               X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20)
% 20.94/3.75          | ~ (ssPv26_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 20.94/3.75               X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 20.94/3.75               X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21))),
% 20.94/3.75      inference('cnf', [status(esa)], [zf_stmt_27])).
% 20.94/3.75  thf(zip_derived_cl1007, plain, ( (ssNder1_0)),
% 20.94/3.75      inference('cnf', [status(esa)], [zf_stmt_1])).
% 20.94/3.75  thf(zip_derived_cl1013, plain, (![X0 : $i]:  (ssNder1_1r1 @ X0)),
% 20.94/3.75      inference('demod', [status(thm)],
% 20.94/3.75                [zip_derived_cl1006, zip_derived_cl1007])).
% 20.94/3.75  thf(zip_derived_cl1014, plain,
% 20.94/3.75      (![X0 : $i, X1 : $i]:  (ssNder1_2r1r1 @ X0 @ X1)),
% 20.94/3.75      inference('demod', [status(thm)],
% 20.94/3.75                [zip_derived_cl1005, zip_derived_cl1007, zip_derived_cl1013])).
% 20.94/3.75  thf(zip_derived_cl1021, plain,
% 20.94/3.75      (![X0 : $i, X1 : $i, X2 : $i]:  (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)),
% 20.94/3.75      inference('demod', [status(thm)],
% 20.94/3.75                [zip_derived_cl994, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.75                 zip_derived_cl1014])).
% 20.94/3.75  thf(zip_derived_cl1046, plain,
% 20.94/3.75      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 20.94/3.75          (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)),
% 20.94/3.75      inference('demod', [status(thm)],
% 20.94/3.75                [zip_derived_cl984, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.75                 zip_derived_cl1014, zip_derived_cl1021])).
% 20.94/3.75  thf(zip_derived_cl1070, plain,
% 20.94/3.75      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 20.94/3.75          (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)),
% 20.94/3.75      inference('demod', [status(thm)],
% 20.94/3.75                [zip_derived_cl966, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.75                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046])).
% 20.94/3.75  thf(zip_derived_cl1101, plain,
% 20.94/3.75      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 20.94/3.75          (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)),
% 20.94/3.75      inference('demod', [status(thm)],
% 20.94/3.75                [zip_derived_cl948, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.75                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.75                 zip_derived_cl1070])).
% 20.94/3.75  thf(zip_derived_cl1131, plain,
% 20.94/3.75      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i]:
% 20.94/3.75          (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)),
% 20.94/3.75      inference('demod', [status(thm)],
% 20.94/3.75                [zip_derived_cl928, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.75                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.75                 zip_derived_cl1070, zip_derived_cl1101])).
% 20.94/3.75  thf(zip_derived_cl1179, plain,
% 20.94/3.75      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, X7 : $i]:
% 20.94/3.75          (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7)),
% 20.94/3.75      inference('demod', [status(thm)],
% 20.94/3.75                [zip_derived_cl901, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.75                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.75                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131])).
% 20.94/3.75  thf(zip_derived_cl1223, plain,
% 20.94/3.75      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.75         X7 : $i, X8 : $i]:
% 20.94/3.75          (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 20.94/3.75           X7 @ X8)),
% 20.94/3.75      inference('demod', [status(thm)],
% 20.94/3.75                [zip_derived_cl879, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.75                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.75                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.75                 zip_derived_cl1179])).
% 20.94/3.75  thf(zip_derived_cl1271, plain,
% 20.94/3.75      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.75         X7 : $i, X8 : $i, X9 : $i]:
% 20.94/3.75          (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 20.94/3.75           X7 @ X8 @ X9)),
% 20.94/3.75      inference('demod', [status(thm)],
% 20.94/3.75                [zip_derived_cl854, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.75                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.75                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.75                 zip_derived_cl1179, zip_derived_cl1223])).
% 20.94/3.75  thf(zip_derived_cl1324, plain,
% 20.94/3.75      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.75         X7 : $i, X8 : $i, X9 : $i, X10 : $i]:
% 20.94/3.75          (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 20.94/3.75           X6 @ X7 @ X8 @ X9 @ X10)),
% 20.94/3.75      inference('demod', [status(thm)],
% 20.94/3.75                [zip_derived_cl826, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.75                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.75                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.75                 zip_derived_cl1179, zip_derived_cl1223, zip_derived_cl1271])).
% 20.94/3.75  thf(zip_derived_cl1370, plain,
% 20.94/3.75      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.75         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i]:
% 20.94/3.75          (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 20.94/3.75           X6 @ X7 @ X8 @ X9 @ X10 @ X11)),
% 20.94/3.75      inference('demod', [status(thm)],
% 20.94/3.75                [zip_derived_cl800, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.75                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.75                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.75                 zip_derived_cl1179, zip_derived_cl1223, zip_derived_cl1271, 
% 20.94/3.75                 zip_derived_cl1324])).
% 20.94/3.75  thf(zip_derived_cl1424, plain,
% 20.94/3.75      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.75         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i]:
% 20.94/3.75          (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 20.94/3.75           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)),
% 20.94/3.75      inference('demod', [status(thm)],
% 20.94/3.75                [zip_derived_cl769, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.75                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.75                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.75                 zip_derived_cl1179, zip_derived_cl1223, zip_derived_cl1271, 
% 20.94/3.75                 zip_derived_cl1324, zip_derived_cl1370])).
% 20.94/3.75  thf(zip_derived_cl1485, plain,
% 20.94/3.75      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.75         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i]:
% 20.94/3.75          (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 20.94/3.75           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)),
% 20.94/3.75      inference('demod', [status(thm)],
% 20.94/3.75                [zip_derived_cl737, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.75                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.75                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.75                 zip_derived_cl1179, zip_derived_cl1223, zip_derived_cl1271, 
% 20.94/3.75                 zip_derived_cl1324, zip_derived_cl1370, zip_derived_cl1424])).
% 20.94/3.75  thf(zip_derived_cl1547, plain,
% 20.94/3.75      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.75         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 20.94/3.75         X14 : $i]:
% 20.94/3.75          (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 20.94/3.75           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)),
% 20.94/3.75      inference('demod', [status(thm)],
% 20.94/3.75                [zip_derived_cl702, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.75                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.75                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.75                 zip_derived_cl1179, zip_derived_cl1223, zip_derived_cl1271, 
% 20.94/3.75                 zip_derived_cl1324, zip_derived_cl1370, zip_derived_cl1424, 
% 20.94/3.75                 zip_derived_cl1485])).
% 20.94/3.75  thf(zip_derived_cl1615, plain,
% 20.94/3.75      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.75         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 20.94/3.75         X14 : $i, X15 : $i]:
% 20.94/3.75          (ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 20.94/3.75           X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15)),
% 20.94/3.75      inference('demod', [status(thm)],
% 20.94/3.75                [zip_derived_cl662, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.75                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.75                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.75                 zip_derived_cl1179, zip_derived_cl1223, zip_derived_cl1271, 
% 20.94/3.75                 zip_derived_cl1324, zip_derived_cl1370, zip_derived_cl1424, 
% 20.94/3.75                 zip_derived_cl1485, zip_derived_cl1547])).
% 20.94/3.75  thf(zip_derived_cl1701, plain,
% 20.94/3.75      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.75         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 20.94/3.75         X14 : $i, X15 : $i, X16 : $i]:
% 20.94/3.75          (ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 20.94/3.75           X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ 
% 20.94/3.75           X16)),
% 20.94/3.75      inference('demod', [status(thm)],
% 20.94/3.75                [zip_derived_cl622, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.75                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.75                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.75                 zip_derived_cl1179, zip_derived_cl1223, zip_derived_cl1271, 
% 20.94/3.75                 zip_derived_cl1324, zip_derived_cl1370, zip_derived_cl1424, 
% 20.94/3.75                 zip_derived_cl1485, zip_derived_cl1547, zip_derived_cl1615])).
% 20.94/3.75  thf(zip_derived_cl1791, plain,
% 20.94/3.75      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.75         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 20.94/3.75         X14 : $i, X15 : $i, X16 : $i, X17 : $i]:
% 20.94/3.75          (ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 20.94/3.75           X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 20.94/3.75           X15 @ X16 @ X17)),
% 20.94/3.75      inference('demod', [status(thm)],
% 20.94/3.75                [zip_derived_cl583, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.75                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.75                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.75                 zip_derived_cl1179, zip_derived_cl1223, zip_derived_cl1271, 
% 20.94/3.75                 zip_derived_cl1324, zip_derived_cl1370, zip_derived_cl1424, 
% 20.94/3.75                 zip_derived_cl1485, zip_derived_cl1547, zip_derived_cl1615, 
% 20.94/3.75                 zip_derived_cl1701])).
% 20.94/3.75  thf(zip_derived_cl1876, plain,
% 20.94/3.75      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.75         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 20.94/3.75         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i]:
% 20.94/3.75          (ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 20.94/3.75           X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 20.94/3.75           X15 @ X16 @ X17 @ X18)),
% 20.94/3.75      inference('demod', [status(thm)],
% 20.94/3.75                [zip_derived_cl538, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.75                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.75                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.75                 zip_derived_cl1179, zip_derived_cl1223, zip_derived_cl1271, 
% 20.94/3.75                 zip_derived_cl1324, zip_derived_cl1370, zip_derived_cl1424, 
% 20.94/3.75                 zip_derived_cl1485, zip_derived_cl1547, zip_derived_cl1615, 
% 20.94/3.75                 zip_derived_cl1701, zip_derived_cl1791])).
% 20.94/3.75  thf(zip_derived_cl1958, plain,
% 20.94/3.75      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.75         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 20.94/3.75         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i]:
% 20.94/3.75          (ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 20.94/3.75           X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 20.94/3.75           X15 @ X16 @ X17 @ X18 @ X19)),
% 20.94/3.75      inference('demod', [status(thm)],
% 20.94/3.75                [zip_derived_cl494, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.75                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.75                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.75                 zip_derived_cl1179, zip_derived_cl1223, zip_derived_cl1271, 
% 20.94/3.75                 zip_derived_cl1324, zip_derived_cl1370, zip_derived_cl1424, 
% 20.94/3.75                 zip_derived_cl1485, zip_derived_cl1547, zip_derived_cl1615, 
% 20.94/3.75                 zip_derived_cl1701, zip_derived_cl1791, zip_derived_cl1876])).
% 20.94/3.75  thf(zip_derived_cl2077, plain,
% 20.94/3.75      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.75         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 20.94/3.75         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i]:
% 20.94/3.75          (ssNder1_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 20.94/3.75           X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 20.94/3.75           X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20)),
% 20.94/3.75      inference('demod', [status(thm)],
% 20.94/3.75                [zip_derived_cl445, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.75                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.75                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.75                 zip_derived_cl1179, zip_derived_cl1223, zip_derived_cl1271, 
% 20.94/3.75                 zip_derived_cl1324, zip_derived_cl1370, zip_derived_cl1424, 
% 20.94/3.75                 zip_derived_cl1485, zip_derived_cl1547, zip_derived_cl1615, 
% 20.94/3.75                 zip_derived_cl1701, zip_derived_cl1791, zip_derived_cl1876, 
% 20.94/3.75                 zip_derived_cl1958])).
% 20.94/3.75  thf(zip_derived_cl2117, plain,
% 20.94/3.75      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.75         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 20.94/3.75         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i, 
% 20.94/3.75         X21 : $i]:
% 20.94/3.75         ( (ssPv26_3r1r1r1 @ X0 @ X1 @ X2)
% 20.94/3.75          | ~ (ssPv26_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 20.94/3.75               X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 20.94/3.75               X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21))),
% 20.94/3.75      inference('demod', [status(thm)],
% 20.94/3.75                [zip_derived_cl389, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.75                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.75                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.75                 zip_derived_cl1179, zip_derived_cl1223, zip_derived_cl1271, 
% 20.94/3.75                 zip_derived_cl1324, zip_derived_cl1370, zip_derived_cl1424, 
% 20.94/3.75                 zip_derived_cl1485, zip_derived_cl1547, zip_derived_cl1615, 
% 20.94/3.75                 zip_derived_cl1701, zip_derived_cl1791, zip_derived_cl1876, 
% 20.94/3.75                 zip_derived_cl1958, zip_derived_cl2077])).
% 20.94/3.75  thf(zip_derived_cl1143, plain,
% 20.94/3.75      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i]:
% 20.94/3.75          (ssPv21_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ skc40)),
% 20.94/3.75      inference('demod', [status(thm)],
% 20.94/3.75                [zip_derived_cl926, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.75                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.75                 zip_derived_cl1070, zip_derived_cl1101])).
% 20.94/3.75  thf(clause209, conjecture,
% 20.94/3.75    (~( ( ssPv16_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.75          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ skc38 ) | 
% 20.94/3.75        ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 20.94/3.75        ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 20.94/3.75        ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 20.94/3.75        ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 20.94/3.75        ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 20.94/3.75        ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 20.94/3.75        ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 20.94/3.75        ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 20.94/3.75        ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 20.94/3.75        ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.75             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 20.94/3.75        ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.75             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) ))).
% 20.94/3.75  thf(zf_stmt_28, negated_conjecture,
% 20.94/3.75    (( ssPv16_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.75       U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ skc38 ) | 
% 20.94/3.75     ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 20.94/3.75     ( ~( ssNder1_2r1r1 @ U @ V ) ) | ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 20.94/3.75     ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 20.94/3.75     ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 20.94/3.75     ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 20.94/3.75     ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 20.94/3.75     ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 20.94/3.75     ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 20.94/3.75     ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.75          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 20.94/3.75     ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.75          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) )),
% 20.94/3.75    inference('cnf.neg', [status(esa)], [clause209])).
% 20.94/3.75  thf(zip_derived_cl799, plain,
% 20.94/3.75      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.75         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i]:
% 20.94/3.75         ( (ssPv16_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 20.94/3.75            X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ skc38)
% 20.94/3.75          | ~ (ssNder1_0)
% 20.94/3.75          | ~ (ssNder1_1r1 @ X0)
% 20.94/3.75          | ~ (ssNder1_2r1r1 @ X0 @ X1)
% 20.94/3.75          | ~ (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)
% 20.94/3.75          | ~ (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)
% 20.94/3.75          | ~ (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)
% 20.94/3.75          | ~ (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)
% 20.94/3.75          | ~ (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)
% 20.94/3.75          | ~ (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 20.94/3.75               X7)
% 20.94/3.75          | ~ (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 20.94/3.75               X6 @ X7 @ X8)
% 20.94/3.75          | ~ (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 20.94/3.75               X6 @ X7 @ X8 @ X9)
% 20.94/3.75          | ~ (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 20.94/3.75               X5 @ X6 @ X7 @ X8 @ X9 @ X10))),
% 20.94/3.75      inference('cnf', [status(esa)], [zf_stmt_28])).
% 20.94/3.75  thf(zip_derived_cl1007, plain, ( (ssNder1_0)),
% 20.94/3.75      inference('cnf', [status(esa)], [zf_stmt_1])).
% 20.94/3.75  thf(zip_derived_cl1013, plain, (![X0 : $i]:  (ssNder1_1r1 @ X0)),
% 20.94/3.75      inference('demod', [status(thm)],
% 20.94/3.75                [zip_derived_cl1006, zip_derived_cl1007])).
% 20.94/3.75  thf(zip_derived_cl1014, plain,
% 20.94/3.75      (![X0 : $i, X1 : $i]:  (ssNder1_2r1r1 @ X0 @ X1)),
% 20.94/3.75      inference('demod', [status(thm)],
% 20.94/3.75                [zip_derived_cl1005, zip_derived_cl1007, zip_derived_cl1013])).
% 20.94/3.75  thf(zip_derived_cl1021, plain,
% 20.94/3.75      (![X0 : $i, X1 : $i, X2 : $i]:  (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)),
% 20.94/3.75      inference('demod', [status(thm)],
% 20.94/3.75                [zip_derived_cl994, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.75                 zip_derived_cl1014])).
% 20.94/3.75  thf(zip_derived_cl1046, plain,
% 20.94/3.75      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 20.94/3.75          (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)),
% 20.94/3.75      inference('demod', [status(thm)],
% 20.94/3.75                [zip_derived_cl984, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.75                 zip_derived_cl1014, zip_derived_cl1021])).
% 20.94/3.75  thf(zip_derived_cl1070, plain,
% 20.94/3.75      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 20.94/3.75          (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)),
% 20.94/3.75      inference('demod', [status(thm)],
% 20.94/3.75                [zip_derived_cl966, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.75                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046])).
% 20.94/3.75  thf(zip_derived_cl1101, plain,
% 20.94/3.75      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 20.94/3.75          (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)),
% 20.94/3.75      inference('demod', [status(thm)],
% 20.94/3.75                [zip_derived_cl948, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.75                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.75                 zip_derived_cl1070])).
% 20.94/3.75  thf(zip_derived_cl1131, plain,
% 20.94/3.75      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i]:
% 20.94/3.75          (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)),
% 20.94/3.75      inference('demod', [status(thm)],
% 20.94/3.75                [zip_derived_cl928, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.75                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.75                 zip_derived_cl1070, zip_derived_cl1101])).
% 20.94/3.75  thf(zip_derived_cl1179, plain,
% 20.94/3.75      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, X7 : $i]:
% 20.94/3.75          (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7)),
% 20.94/3.75      inference('demod', [status(thm)],
% 20.94/3.75                [zip_derived_cl901, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.75                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.75                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131])).
% 20.94/3.75  thf(zip_derived_cl1223, plain,
% 20.94/3.75      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.75         X7 : $i, X8 : $i]:
% 20.94/3.75          (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 20.94/3.75           X7 @ X8)),
% 20.94/3.75      inference('demod', [status(thm)],
% 20.94/3.75                [zip_derived_cl879, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.75                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.75                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.75                 zip_derived_cl1179])).
% 20.94/3.75  thf(zip_derived_cl1271, plain,
% 20.94/3.75      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.75         X7 : $i, X8 : $i, X9 : $i]:
% 20.94/3.75          (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 20.94/3.75           X7 @ X8 @ X9)),
% 20.94/3.75      inference('demod', [status(thm)],
% 20.94/3.75                [zip_derived_cl854, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.75                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.75                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.75                 zip_derived_cl1179, zip_derived_cl1223])).
% 20.94/3.75  thf(zip_derived_cl1324, plain,
% 20.94/3.75      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.75         X7 : $i, X8 : $i, X9 : $i, X10 : $i]:
% 20.94/3.75          (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 20.94/3.75           X6 @ X7 @ X8 @ X9 @ X10)),
% 20.94/3.75      inference('demod', [status(thm)],
% 20.94/3.75                [zip_derived_cl826, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.75                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.75                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.75                 zip_derived_cl1179, zip_derived_cl1223, zip_derived_cl1271])).
% 20.94/3.75  thf(zip_derived_cl1384, plain,
% 20.94/3.75      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.75         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i]:
% 20.94/3.75          (ssPv16_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 20.94/3.75           X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ skc38)),
% 20.94/3.75      inference('demod', [status(thm)],
% 20.94/3.75                [zip_derived_cl799, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.75                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.75                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.75                 zip_derived_cl1179, zip_derived_cl1223, zip_derived_cl1271, 
% 20.94/3.75                 zip_derived_cl1324])).
% 20.94/3.75  thf(clause591, conjecture,
% 20.94/3.75    (~( ( ssPv16_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.75          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 20.94/3.75          X10 @ X11 @ X12 @ X13 @ X14 @ X15 ) | 
% 20.94/3.75        ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 20.94/3.75        ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 20.94/3.75        ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 20.94/3.75        ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 20.94/3.75        ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 20.94/3.75        ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 20.94/3.75        ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 20.94/3.75        ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 20.94/3.75        ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 20.94/3.75        ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.75             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 20.94/3.75        ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.75             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 20.94/3.75        ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.75             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 20.94/3.75        ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.75             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 20.94/3.75        ( ~( ssPv16_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.75             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 20.94/3.75        ( ~( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.75             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) | 
% 20.94/3.75        ( ~( ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.75             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) ) | 
% 20.94/3.75        ( ~( ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.75             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 20.94/3.75             X9 @ X10 ) ) | 
% 20.94/3.75        ( ~( ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.75             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 20.94/3.75             X9 @ X10 @ X11 ) ) | 
% 20.94/3.75        ( ~( ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.75             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 20.94/3.75             X9 @ X10 @ X11 @ X12 ) ) | 
% 20.94/3.75        ( ~( ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.75             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 20.94/3.75             X9 @ X10 @ X11 @ X12 @ X13 ) ) | 
% 20.94/3.75        ( ~( ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.75             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 20.94/3.75             X9 @ X10 @ X11 @ X12 @ X13 @ X14 ) ) ))).
% 20.94/3.75  thf(zf_stmt_29, negated_conjecture,
% 20.94/3.75    (( ssPv16_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.75       U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 20.94/3.75       X10 @ X11 @ X12 @ X13 @ X14 @ X15 ) | 
% 20.94/3.75     ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 20.94/3.75     ( ~( ssNder1_2r1r1 @ U @ V ) ) | ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 20.94/3.75     ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 20.94/3.75     ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 20.94/3.75     ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 20.94/3.75     ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 20.94/3.75     ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 20.94/3.75     ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 20.94/3.75     ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.75          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 20.94/3.75     ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.75          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 20.94/3.75     ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.75          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 20.94/3.75     ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.75          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 20.94/3.75     ( ~( ssPv16_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.75          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 20.94/3.75     ( ~( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.75          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) | 
% 20.94/3.75     ( ~( ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.75          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) ) | 
% 20.94/3.75     ( ~( ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.75          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 20.94/3.75          X10 ) ) | 
% 20.94/3.75     ( ~( ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.75          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 20.94/3.75          X10 @ X11 ) ) | 
% 20.94/3.75     ( ~( ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.75          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 20.94/3.75          X10 @ X11 @ X12 ) ) | 
% 20.94/3.75     ( ~( ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.75          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 20.94/3.75          X10 @ X11 @ X12 @ X13 ) ) | 
% 20.94/3.75     ( ~( ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.75          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 20.94/3.75          X10 @ X11 @ X12 @ X13 @ X14 ) )),
% 20.94/3.75    inference('cnf.neg', [status(esa)], [clause591])).
% 20.94/3.75  thf(zip_derived_cl417, plain,
% 20.94/3.75      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.75         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 20.94/3.75         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i]:
% 20.94/3.75         ( (ssPv16_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 20.94/3.75            X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 20.94/3.75            X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20)
% 20.94/3.75          | ~ (ssNder1_0)
% 20.94/3.75          | ~ (ssNder1_1r1 @ X0)
% 20.94/3.75          | ~ (ssNder1_2r1r1 @ X0 @ X1)
% 20.94/3.75          | ~ (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)
% 20.94/3.75          | ~ (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)
% 20.94/3.75          | ~ (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)
% 20.94/3.75          | ~ (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)
% 20.94/3.75          | ~ (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)
% 20.94/3.75          | ~ (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 20.94/3.75               X7)
% 20.94/3.75          | ~ (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 20.94/3.75               X6 @ X7 @ X8)
% 20.94/3.75          | ~ (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 20.94/3.75               X6 @ X7 @ X8 @ X9)
% 20.94/3.75          | ~ (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 20.94/3.75               X5 @ X6 @ X7 @ X8 @ X9 @ X10)
% 20.94/3.75          | ~ (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 20.94/3.75               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11)
% 20.94/3.75          | ~ (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 20.94/3.75               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)
% 20.94/3.75          | ~ (ssPv16_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 20.94/3.75               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)
% 20.94/3.75          | ~ (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 20.94/3.75               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)
% 20.94/3.75          | ~ (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 20.94/3.75               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)
% 20.94/3.75          | ~ (ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 20.94/3.75               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 20.94/3.75               X14 @ X15)
% 20.94/3.75          | ~ (ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 20.94/3.75               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 20.94/3.75               X14 @ X15 @ X16)
% 20.94/3.75          | ~ (ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 20.94/3.75               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 20.94/3.75               X14 @ X15 @ X16 @ X17)
% 20.94/3.75          | ~ (ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 20.94/3.75               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 20.94/3.75               X14 @ X15 @ X16 @ X17 @ X18)
% 20.94/3.75          | ~ (ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 20.94/3.75               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 20.94/3.75               X14 @ X15 @ X16 @ X17 @ X18 @ X19))),
% 20.94/3.75      inference('cnf', [status(esa)], [zf_stmt_29])).
% 20.94/3.75  thf(zip_derived_cl1007, plain, ( (ssNder1_0)),
% 20.94/3.75      inference('cnf', [status(esa)], [zf_stmt_1])).
% 20.94/3.75  thf(zip_derived_cl1013, plain, (![X0 : $i]:  (ssNder1_1r1 @ X0)),
% 20.94/3.75      inference('demod', [status(thm)],
% 20.94/3.75                [zip_derived_cl1006, zip_derived_cl1007])).
% 20.94/3.75  thf(zip_derived_cl1014, plain,
% 20.94/3.75      (![X0 : $i, X1 : $i]:  (ssNder1_2r1r1 @ X0 @ X1)),
% 20.94/3.75      inference('demod', [status(thm)],
% 20.94/3.75                [zip_derived_cl1005, zip_derived_cl1007, zip_derived_cl1013])).
% 20.94/3.75  thf(zip_derived_cl1021, plain,
% 20.94/3.75      (![X0 : $i, X1 : $i, X2 : $i]:  (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)),
% 20.94/3.75      inference('demod', [status(thm)],
% 20.94/3.75                [zip_derived_cl994, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.75                 zip_derived_cl1014])).
% 20.94/3.75  thf(zip_derived_cl1046, plain,
% 20.94/3.75      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 20.94/3.75          (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)),
% 20.94/3.75      inference('demod', [status(thm)],
% 20.94/3.75                [zip_derived_cl984, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.75                 zip_derived_cl1014, zip_derived_cl1021])).
% 20.94/3.75  thf(zip_derived_cl1070, plain,
% 20.94/3.75      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 20.94/3.75          (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)),
% 20.94/3.75      inference('demod', [status(thm)],
% 20.94/3.75                [zip_derived_cl966, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.75                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046])).
% 20.94/3.75  thf(zip_derived_cl1101, plain,
% 20.94/3.75      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 20.94/3.75          (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)),
% 20.94/3.75      inference('demod', [status(thm)],
% 20.94/3.75                [zip_derived_cl948, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.75                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.75                 zip_derived_cl1070])).
% 20.94/3.75  thf(zip_derived_cl1131, plain,
% 20.94/3.75      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i]:
% 20.94/3.75          (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)),
% 20.94/3.75      inference('demod', [status(thm)],
% 20.94/3.75                [zip_derived_cl928, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.75                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.75                 zip_derived_cl1070, zip_derived_cl1101])).
% 20.94/3.75  thf(zip_derived_cl1179, plain,
% 20.94/3.75      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, X7 : $i]:
% 20.94/3.75          (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7)),
% 20.94/3.75      inference('demod', [status(thm)],
% 20.94/3.75                [zip_derived_cl901, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.75                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.75                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131])).
% 20.94/3.75  thf(zip_derived_cl1223, plain,
% 20.94/3.75      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.75         X7 : $i, X8 : $i]:
% 20.94/3.75          (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 20.94/3.75           X7 @ X8)),
% 20.94/3.75      inference('demod', [status(thm)],
% 20.94/3.75                [zip_derived_cl879, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.75                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.75                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.75                 zip_derived_cl1179])).
% 20.94/3.75  thf(zip_derived_cl1271, plain,
% 20.94/3.75      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.75         X7 : $i, X8 : $i, X9 : $i]:
% 20.94/3.75          (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 20.94/3.75           X7 @ X8 @ X9)),
% 20.94/3.75      inference('demod', [status(thm)],
% 20.94/3.75                [zip_derived_cl854, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.75                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.75                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.75                 zip_derived_cl1179, zip_derived_cl1223])).
% 20.94/3.75  thf(zip_derived_cl1324, plain,
% 20.94/3.75      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.75         X7 : $i, X8 : $i, X9 : $i, X10 : $i]:
% 20.94/3.75          (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 20.94/3.75           X6 @ X7 @ X8 @ X9 @ X10)),
% 20.94/3.75      inference('demod', [status(thm)],
% 20.94/3.75                [zip_derived_cl826, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.75                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.75                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.75                 zip_derived_cl1179, zip_derived_cl1223, zip_derived_cl1271])).
% 20.94/3.75  thf(zip_derived_cl1370, plain,
% 20.94/3.75      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.75         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i]:
% 20.94/3.75          (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 20.94/3.75           X6 @ X7 @ X8 @ X9 @ X10 @ X11)),
% 20.94/3.75      inference('demod', [status(thm)],
% 20.94/3.75                [zip_derived_cl800, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.75                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.75                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.75                 zip_derived_cl1179, zip_derived_cl1223, zip_derived_cl1271, 
% 20.94/3.75                 zip_derived_cl1324])).
% 20.94/3.75  thf(zip_derived_cl1424, plain,
% 20.94/3.75      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.75         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i]:
% 20.94/3.75          (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 20.94/3.75           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)),
% 20.94/3.75      inference('demod', [status(thm)],
% 20.94/3.75                [zip_derived_cl769, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.75                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.75                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.75                 zip_derived_cl1179, zip_derived_cl1223, zip_derived_cl1271, 
% 20.94/3.75                 zip_derived_cl1324, zip_derived_cl1370])).
% 20.94/3.75  thf(zip_derived_cl1485, plain,
% 20.94/3.75      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.75         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i]:
% 20.94/3.75          (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 20.94/3.75           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)),
% 20.94/3.75      inference('demod', [status(thm)],
% 20.94/3.75                [zip_derived_cl737, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.75                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.75                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.75                 zip_derived_cl1179, zip_derived_cl1223, zip_derived_cl1271, 
% 20.94/3.75                 zip_derived_cl1324, zip_derived_cl1370, zip_derived_cl1424])).
% 20.94/3.75  thf(zip_derived_cl1547, plain,
% 20.94/3.75      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.75         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 20.94/3.75         X14 : $i]:
% 20.94/3.75          (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 20.94/3.75           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)),
% 20.94/3.75      inference('demod', [status(thm)],
% 20.94/3.75                [zip_derived_cl702, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.75                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.75                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.75                 zip_derived_cl1179, zip_derived_cl1223, zip_derived_cl1271, 
% 20.94/3.75                 zip_derived_cl1324, zip_derived_cl1370, zip_derived_cl1424, 
% 20.94/3.75                 zip_derived_cl1485])).
% 20.94/3.75  thf(zip_derived_cl1615, plain,
% 20.94/3.75      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.75         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 20.94/3.75         X14 : $i, X15 : $i]:
% 20.94/3.75          (ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 20.94/3.75           X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15)),
% 20.94/3.75      inference('demod', [status(thm)],
% 20.94/3.75                [zip_derived_cl662, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.75                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.75                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.75                 zip_derived_cl1179, zip_derived_cl1223, zip_derived_cl1271, 
% 20.94/3.75                 zip_derived_cl1324, zip_derived_cl1370, zip_derived_cl1424, 
% 20.94/3.75                 zip_derived_cl1485, zip_derived_cl1547])).
% 20.94/3.75  thf(zip_derived_cl1701, plain,
% 20.94/3.75      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.75         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 20.94/3.75         X14 : $i, X15 : $i, X16 : $i]:
% 20.94/3.75          (ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 20.94/3.75           X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ 
% 20.94/3.75           X16)),
% 20.94/3.75      inference('demod', [status(thm)],
% 20.94/3.75                [zip_derived_cl622, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.75                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.75                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.75                 zip_derived_cl1179, zip_derived_cl1223, zip_derived_cl1271, 
% 20.94/3.75                 zip_derived_cl1324, zip_derived_cl1370, zip_derived_cl1424, 
% 20.94/3.75                 zip_derived_cl1485, zip_derived_cl1547, zip_derived_cl1615])).
% 20.94/3.75  thf(zip_derived_cl1791, plain,
% 20.94/3.75      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.75         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 20.94/3.75         X14 : $i, X15 : $i, X16 : $i, X17 : $i]:
% 20.94/3.75          (ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 20.94/3.75           X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 20.94/3.75           X15 @ X16 @ X17)),
% 20.94/3.75      inference('demod', [status(thm)],
% 20.94/3.75                [zip_derived_cl583, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.75                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.75                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.75                 zip_derived_cl1179, zip_derived_cl1223, zip_derived_cl1271, 
% 20.94/3.75                 zip_derived_cl1324, zip_derived_cl1370, zip_derived_cl1424, 
% 20.94/3.75                 zip_derived_cl1485, zip_derived_cl1547, zip_derived_cl1615, 
% 20.94/3.75                 zip_derived_cl1701])).
% 20.94/3.75  thf(zip_derived_cl1876, plain,
% 20.94/3.75      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.75         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 20.94/3.75         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i]:
% 20.94/3.75          (ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 20.94/3.75           X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 20.94/3.75           X15 @ X16 @ X17 @ X18)),
% 20.94/3.75      inference('demod', [status(thm)],
% 20.94/3.75                [zip_derived_cl538, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.75                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.75                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.75                 zip_derived_cl1179, zip_derived_cl1223, zip_derived_cl1271, 
% 20.94/3.75                 zip_derived_cl1324, zip_derived_cl1370, zip_derived_cl1424, 
% 20.94/3.75                 zip_derived_cl1485, zip_derived_cl1547, zip_derived_cl1615, 
% 20.94/3.75                 zip_derived_cl1701, zip_derived_cl1791])).
% 20.94/3.75  thf(zip_derived_cl1958, plain,
% 20.94/3.75      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.75         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 20.94/3.75         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i]:
% 20.94/3.75          (ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 20.94/3.75           X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 20.94/3.75           X15 @ X16 @ X17 @ X18 @ X19)),
% 20.94/3.75      inference('demod', [status(thm)],
% 20.94/3.75                [zip_derived_cl494, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.75                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.75                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.75                 zip_derived_cl1179, zip_derived_cl1223, zip_derived_cl1271, 
% 20.94/3.75                 zip_derived_cl1324, zip_derived_cl1370, zip_derived_cl1424, 
% 20.94/3.75                 zip_derived_cl1485, zip_derived_cl1547, zip_derived_cl1615, 
% 20.94/3.75                 zip_derived_cl1701, zip_derived_cl1791, zip_derived_cl1876])).
% 20.94/3.75  thf(zip_derived_cl2130, plain,
% 20.94/3.75      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.75         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 20.94/3.75         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i]:
% 20.94/3.75         ( (ssPv16_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 20.94/3.75            X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 20.94/3.75            X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20)
% 20.94/3.75          | ~ (ssPv16_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 20.94/3.75               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12))),
% 20.94/3.75      inference('demod', [status(thm)],
% 20.94/3.75                [zip_derived_cl417, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.75                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.75                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.75                 zip_derived_cl1179, zip_derived_cl1223, zip_derived_cl1271, 
% 20.94/3.75                 zip_derived_cl1324, zip_derived_cl1370, zip_derived_cl1424, 
% 20.94/3.75                 zip_derived_cl1485, zip_derived_cl1547, zip_derived_cl1615, 
% 20.94/3.75                 zip_derived_cl1701, zip_derived_cl1791, zip_derived_cl1876, 
% 20.94/3.75                 zip_derived_cl1958])).
% 20.94/3.75  thf(clause698, conjecture,
% 20.94/3.75    (~( ( ssPv12_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.75          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 20.94/3.75          X10 @ X11 @ X12 @ X13 @ X14 @ X15 ) | 
% 20.94/3.75        ( ssPv8_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.75          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 20.94/3.75          X10 @ X11 @ X12 @ X13 @ X14 @ X15 ) | 
% 20.94/3.75        ( ssPv3_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.75          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 20.94/3.75          X10 @ X11 @ X12 @ X13 @ X14 @ X15 ) | 
% 20.94/3.75        ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 20.94/3.75        ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 20.94/3.75        ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 20.94/3.75        ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 20.94/3.75        ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 20.94/3.75        ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 20.94/3.75        ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 20.94/3.75        ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 20.94/3.75        ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 20.94/3.75        ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.75             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 20.94/3.75        ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.75             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 20.94/3.75        ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.75             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 20.94/3.75        ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.75             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 20.94/3.75        ( ~( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.75             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) | 
% 20.94/3.75        ( ~( ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.75             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) ) | 
% 20.94/3.75        ( ~( ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.75             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 20.94/3.75             X9 @ X10 ) ) | 
% 20.94/3.75        ( ~( ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.75             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 20.94/3.75             X9 @ X10 @ X11 ) ) | 
% 20.94/3.75        ( ~( ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.75             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 20.94/3.75             X9 @ X10 @ X11 @ X12 ) ) | 
% 20.94/3.75        ( ~( ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.75             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 20.94/3.75             X9 @ X10 @ X11 @ X12 @ X13 ) ) | 
% 20.94/3.75        ( ~( ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.75             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 20.94/3.75             X9 @ X10 @ X11 @ X12 @ X13 @ X14 ) ) | 
% 20.94/3.75        ( ~( ssPv16_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.75             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 20.94/3.75             X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 ) ) ))).
% 20.94/3.75  thf(zf_stmt_30, negated_conjecture,
% 20.94/3.75    (( ssPv12_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.75       U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 20.94/3.75       X10 @ X11 @ X12 @ X13 @ X14 @ X15 ) | 
% 20.94/3.75     ( ssPv8_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.75       U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 20.94/3.75       X10 @ X11 @ X12 @ X13 @ X14 @ X15 ) | 
% 20.94/3.75     ( ssPv3_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.75       U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 20.94/3.75       X10 @ X11 @ X12 @ X13 @ X14 @ X15 ) | 
% 20.94/3.75     ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 20.94/3.75     ( ~( ssNder1_2r1r1 @ U @ V ) ) | ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 20.94/3.75     ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 20.94/3.75     ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 20.94/3.75     ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 20.94/3.75     ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 20.94/3.75     ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 20.94/3.75     ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 20.94/3.75     ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.75          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 20.94/3.75     ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.75          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 20.94/3.75     ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.75          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 20.94/3.75     ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.75          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 20.94/3.75     ( ~( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.75          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) | 
% 20.94/3.75     ( ~( ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.75          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) ) | 
% 20.94/3.75     ( ~( ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.75          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 20.94/3.75          X10 ) ) | 
% 20.94/3.75     ( ~( ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.75          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 20.94/3.75          X10 @ X11 ) ) | 
% 20.94/3.75     ( ~( ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.75          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 20.94/3.75          X10 @ X11 @ X12 ) ) | 
% 20.94/3.75     ( ~( ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.75          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 20.94/3.75          X10 @ X11 @ X12 @ X13 ) ) | 
% 20.94/3.75     ( ~( ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.75          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 20.94/3.75          X10 @ X11 @ X12 @ X13 @ X14 ) ) | 
% 20.94/3.75     ( ~( ssPv16_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.75          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 20.94/3.75          X10 @ X11 @ X12 @ X13 @ X14 @ X15 ) )),
% 20.94/3.75    inference('cnf.neg', [status(esa)], [clause698])).
% 20.94/3.75  thf(zip_derived_cl310, plain,
% 20.94/3.75      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.75         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 20.94/3.75         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i]:
% 20.94/3.75         ( (ssPv12_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 20.94/3.75            X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 20.94/3.75            X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20)
% 20.94/3.75          |  (ssPv8_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 20.94/3.75              X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 20.94/3.75              X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20)
% 20.94/3.75          |  (ssPv3_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 20.94/3.75              X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 20.94/3.75              X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20)
% 20.94/3.75          | ~ (ssNder1_0)
% 20.94/3.75          | ~ (ssNder1_1r1 @ X0)
% 20.94/3.75          | ~ (ssNder1_2r1r1 @ X0 @ X1)
% 20.94/3.75          | ~ (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)
% 20.94/3.75          | ~ (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)
% 20.94/3.75          | ~ (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)
% 20.94/3.75          | ~ (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)
% 20.94/3.75          | ~ (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)
% 20.94/3.75          | ~ (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 20.94/3.75               X7)
% 20.94/3.75          | ~ (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 20.94/3.75               X6 @ X7 @ X8)
% 20.94/3.75          | ~ (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 20.94/3.75               X6 @ X7 @ X8 @ X9)
% 20.94/3.75          | ~ (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 20.94/3.75               X5 @ X6 @ X7 @ X8 @ X9 @ X10)
% 20.94/3.75          | ~ (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 20.94/3.75               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11)
% 20.94/3.75          | ~ (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 20.94/3.75               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)
% 20.94/3.75          | ~ (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 20.94/3.75               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)
% 20.94/3.75          | ~ (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 20.94/3.75               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)
% 20.94/3.75          | ~ (ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 20.94/3.75               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 20.94/3.75               X14 @ X15)
% 20.94/3.75          | ~ (ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 20.94/3.75               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 20.94/3.75               X14 @ X15 @ X16)
% 20.94/3.75          | ~ (ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 20.94/3.75               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 20.94/3.75               X14 @ X15 @ X16 @ X17)
% 20.94/3.75          | ~ (ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 20.94/3.75               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 20.94/3.75               X14 @ X15 @ X16 @ X17 @ X18)
% 20.94/3.75          | ~ (ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 20.94/3.75               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 20.94/3.75               X14 @ X15 @ X16 @ X17 @ X18 @ X19)
% 20.94/3.75          | ~ (ssPv16_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 20.94/3.75               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 20.94/3.75               X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20))),
% 20.94/3.75      inference('cnf', [status(esa)], [zf_stmt_30])).
% 20.94/3.75  thf(zip_derived_cl1007, plain, ( (ssNder1_0)),
% 20.94/3.75      inference('cnf', [status(esa)], [zf_stmt_1])).
% 20.94/3.75  thf(zip_derived_cl1013, plain, (![X0 : $i]:  (ssNder1_1r1 @ X0)),
% 20.94/3.75      inference('demod', [status(thm)],
% 20.94/3.75                [zip_derived_cl1006, zip_derived_cl1007])).
% 20.94/3.75  thf(zip_derived_cl1014, plain,
% 20.94/3.75      (![X0 : $i, X1 : $i]:  (ssNder1_2r1r1 @ X0 @ X1)),
% 20.94/3.75      inference('demod', [status(thm)],
% 20.94/3.75                [zip_derived_cl1005, zip_derived_cl1007, zip_derived_cl1013])).
% 20.94/3.75  thf(zip_derived_cl1021, plain,
% 20.94/3.75      (![X0 : $i, X1 : $i, X2 : $i]:  (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)),
% 20.94/3.75      inference('demod', [status(thm)],
% 20.94/3.75                [zip_derived_cl994, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.75                 zip_derived_cl1014])).
% 20.94/3.75  thf(zip_derived_cl1046, plain,
% 20.94/3.75      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 20.94/3.75          (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)),
% 20.94/3.75      inference('demod', [status(thm)],
% 20.94/3.75                [zip_derived_cl984, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.75                 zip_derived_cl1014, zip_derived_cl1021])).
% 20.94/3.75  thf(zip_derived_cl1070, plain,
% 20.94/3.75      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 20.94/3.75          (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)),
% 20.94/3.75      inference('demod', [status(thm)],
% 20.94/3.75                [zip_derived_cl966, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.75                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046])).
% 20.94/3.75  thf(zip_derived_cl1101, plain,
% 20.94/3.75      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 20.94/3.75          (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)),
% 20.94/3.75      inference('demod', [status(thm)],
% 20.94/3.75                [zip_derived_cl948, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.75                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.75                 zip_derived_cl1070])).
% 20.94/3.75  thf(zip_derived_cl1131, plain,
% 20.94/3.75      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i]:
% 20.94/3.75          (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)),
% 20.94/3.75      inference('demod', [status(thm)],
% 20.94/3.75                [zip_derived_cl928, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.75                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.75                 zip_derived_cl1070, zip_derived_cl1101])).
% 20.94/3.75  thf(zip_derived_cl1179, plain,
% 20.94/3.75      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, X7 : $i]:
% 20.94/3.75          (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7)),
% 20.94/3.75      inference('demod', [status(thm)],
% 20.94/3.75                [zip_derived_cl901, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.75                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.75                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131])).
% 20.94/3.75  thf(zip_derived_cl1223, plain,
% 20.94/3.75      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.75         X7 : $i, X8 : $i]:
% 20.94/3.75          (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 20.94/3.75           X7 @ X8)),
% 20.94/3.75      inference('demod', [status(thm)],
% 20.94/3.75                [zip_derived_cl879, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.75                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.75                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.75                 zip_derived_cl1179])).
% 20.94/3.75  thf(zip_derived_cl1271, plain,
% 20.94/3.75      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.75         X7 : $i, X8 : $i, X9 : $i]:
% 20.94/3.75          (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 20.94/3.75           X7 @ X8 @ X9)),
% 20.94/3.75      inference('demod', [status(thm)],
% 20.94/3.75                [zip_derived_cl854, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.75                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.75                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.75                 zip_derived_cl1179, zip_derived_cl1223])).
% 20.94/3.75  thf(zip_derived_cl1324, plain,
% 20.94/3.75      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.75         X7 : $i, X8 : $i, X9 : $i, X10 : $i]:
% 20.94/3.75          (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 20.94/3.75           X6 @ X7 @ X8 @ X9 @ X10)),
% 20.94/3.75      inference('demod', [status(thm)],
% 20.94/3.75                [zip_derived_cl826, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.75                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.75                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.75                 zip_derived_cl1179, zip_derived_cl1223, zip_derived_cl1271])).
% 20.94/3.75  thf(zip_derived_cl1370, plain,
% 20.94/3.75      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.75         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i]:
% 20.94/3.75          (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 20.94/3.75           X6 @ X7 @ X8 @ X9 @ X10 @ X11)),
% 20.94/3.75      inference('demod', [status(thm)],
% 20.94/3.75                [zip_derived_cl800, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.75                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.75                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.75                 zip_derived_cl1179, zip_derived_cl1223, zip_derived_cl1271, 
% 20.94/3.75                 zip_derived_cl1324])).
% 20.94/3.75  thf(zip_derived_cl1424, plain,
% 20.94/3.75      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.75         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i]:
% 20.94/3.75          (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 20.94/3.75           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)),
% 20.94/3.75      inference('demod', [status(thm)],
% 20.94/3.75                [zip_derived_cl769, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.75                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.75                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.75                 zip_derived_cl1179, zip_derived_cl1223, zip_derived_cl1271, 
% 20.94/3.75                 zip_derived_cl1324, zip_derived_cl1370])).
% 20.94/3.75  thf(zip_derived_cl1485, plain,
% 20.94/3.75      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.75         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i]:
% 20.94/3.75          (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 20.94/3.75           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)),
% 20.94/3.75      inference('demod', [status(thm)],
% 20.94/3.75                [zip_derived_cl737, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.75                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.75                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.75                 zip_derived_cl1179, zip_derived_cl1223, zip_derived_cl1271, 
% 20.94/3.75                 zip_derived_cl1324, zip_derived_cl1370, zip_derived_cl1424])).
% 20.94/3.75  thf(zip_derived_cl1547, plain,
% 20.94/3.75      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.75         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 20.94/3.75         X14 : $i]:
% 20.94/3.75          (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 20.94/3.75           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)),
% 20.94/3.75      inference('demod', [status(thm)],
% 20.94/3.75                [zip_derived_cl702, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.75                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.75                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.75                 zip_derived_cl1179, zip_derived_cl1223, zip_derived_cl1271, 
% 20.94/3.75                 zip_derived_cl1324, zip_derived_cl1370, zip_derived_cl1424, 
% 20.94/3.75                 zip_derived_cl1485])).
% 20.94/3.75  thf(zip_derived_cl1615, plain,
% 20.94/3.75      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.75         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 20.94/3.75         X14 : $i, X15 : $i]:
% 20.94/3.75          (ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 20.94/3.75           X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15)),
% 20.94/3.75      inference('demod', [status(thm)],
% 20.94/3.75                [zip_derived_cl662, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.75                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.75                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.75                 zip_derived_cl1179, zip_derived_cl1223, zip_derived_cl1271, 
% 20.94/3.75                 zip_derived_cl1324, zip_derived_cl1370, zip_derived_cl1424, 
% 20.94/3.75                 zip_derived_cl1485, zip_derived_cl1547])).
% 20.94/3.75  thf(zip_derived_cl1701, plain,
% 20.94/3.75      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.75         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 20.94/3.75         X14 : $i, X15 : $i, X16 : $i]:
% 20.94/3.75          (ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 20.94/3.75           X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ 
% 20.94/3.75           X16)),
% 20.94/3.75      inference('demod', [status(thm)],
% 20.94/3.75                [zip_derived_cl622, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.75                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.75                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.75                 zip_derived_cl1179, zip_derived_cl1223, zip_derived_cl1271, 
% 20.94/3.75                 zip_derived_cl1324, zip_derived_cl1370, zip_derived_cl1424, 
% 20.94/3.75                 zip_derived_cl1485, zip_derived_cl1547, zip_derived_cl1615])).
% 20.94/3.75  thf(zip_derived_cl1791, plain,
% 20.94/3.75      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.75         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 20.94/3.75         X14 : $i, X15 : $i, X16 : $i, X17 : $i]:
% 20.94/3.75          (ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 20.94/3.75           X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 20.94/3.75           X15 @ X16 @ X17)),
% 20.94/3.75      inference('demod', [status(thm)],
% 20.94/3.75                [zip_derived_cl583, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.75                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.75                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.75                 zip_derived_cl1179, zip_derived_cl1223, zip_derived_cl1271, 
% 20.94/3.75                 zip_derived_cl1324, zip_derived_cl1370, zip_derived_cl1424, 
% 20.94/3.75                 zip_derived_cl1485, zip_derived_cl1547, zip_derived_cl1615, 
% 20.94/3.75                 zip_derived_cl1701])).
% 20.94/3.75  thf(zip_derived_cl1876, plain,
% 20.94/3.75      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.75         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 20.94/3.75         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i]:
% 20.94/3.75          (ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 20.94/3.75           X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 20.94/3.75           X15 @ X16 @ X17 @ X18)),
% 20.94/3.75      inference('demod', [status(thm)],
% 20.94/3.75                [zip_derived_cl538, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.75                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.75                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.75                 zip_derived_cl1179, zip_derived_cl1223, zip_derived_cl1271, 
% 20.94/3.75                 zip_derived_cl1324, zip_derived_cl1370, zip_derived_cl1424, 
% 20.94/3.75                 zip_derived_cl1485, zip_derived_cl1547, zip_derived_cl1615, 
% 20.94/3.75                 zip_derived_cl1701, zip_derived_cl1791])).
% 20.94/3.75  thf(zip_derived_cl1958, plain,
% 20.94/3.75      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.75         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 20.94/3.75         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i]:
% 20.94/3.75          (ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 20.94/3.75           X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 20.94/3.75           X15 @ X16 @ X17 @ X18 @ X19)),
% 20.94/3.75      inference('demod', [status(thm)],
% 20.94/3.75                [zip_derived_cl494, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.75                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.75                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.75                 zip_derived_cl1179, zip_derived_cl1223, zip_derived_cl1271, 
% 20.94/3.75                 zip_derived_cl1324, zip_derived_cl1370, zip_derived_cl1424, 
% 20.94/3.75                 zip_derived_cl1485, zip_derived_cl1547, zip_derived_cl1615, 
% 20.94/3.75                 zip_derived_cl1701, zip_derived_cl1791, zip_derived_cl1876])).
% 20.94/3.75  thf(zip_derived_cl2230, plain,
% 20.94/3.75      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.75         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 20.94/3.75         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i]:
% 20.94/3.75         ( (ssPv12_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 20.94/3.75            X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 20.94/3.75            X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20)
% 20.94/3.75          |  (ssPv8_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 20.94/3.75              X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 20.94/3.75              X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20)
% 20.94/3.75          |  (ssPv3_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 20.94/3.75              X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 20.94/3.75              X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20)
% 20.94/3.75          | ~ (ssPv16_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 20.94/3.75               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 20.94/3.75               X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20))),
% 20.94/3.75      inference('demod', [status(thm)],
% 20.94/3.75                [zip_derived_cl310, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.75                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.75                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.75                 zip_derived_cl1179, zip_derived_cl1223, zip_derived_cl1271, 
% 20.94/3.75                 zip_derived_cl1324, zip_derived_cl1370, zip_derived_cl1424, 
% 20.94/3.75                 zip_derived_cl1485, zip_derived_cl1547, zip_derived_cl1615, 
% 20.94/3.75                 zip_derived_cl1701, zip_derived_cl1791, zip_derived_cl1876, 
% 20.94/3.75                 zip_derived_cl1958])).
% 20.94/3.75  thf(clause571, conjecture,
% 20.94/3.75    (~( ( ssPv26_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.75          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 20.94/3.75          X10 @ X11 @ X12 @ X13 @ X14 @ X15 ) | 
% 20.94/3.75        ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 20.94/3.75        ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 20.94/3.75        ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 20.94/3.75        ( ~( ssPv26_3r1r1r1 @ U @ V @ W ) ) | 
% 20.94/3.75        ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 20.94/3.75        ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 20.94/3.75        ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 20.94/3.75        ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 20.94/3.75        ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 20.94/3.75        ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 20.94/3.75        ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.75             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 20.94/3.75        ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.75             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 20.94/3.75        ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.75             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 20.94/3.75        ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.75             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 20.94/3.75        ( ~( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.75             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) | 
% 20.94/3.75        ( ~( ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.75             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) ) | 
% 20.94/3.75        ( ~( ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.75             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 20.94/3.75             X9 @ X10 ) ) | 
% 20.94/3.75        ( ~( ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.75             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 20.94/3.75             X9 @ X10 @ X11 ) ) | 
% 20.94/3.75        ( ~( ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.75             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 20.94/3.75             X9 @ X10 @ X11 @ X12 ) ) | 
% 20.94/3.75        ( ~( ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.75             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 20.94/3.75             X9 @ X10 @ X11 @ X12 @ X13 ) ) | 
% 20.94/3.75        ( ~( ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.75             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 20.94/3.75             X9 @ X10 @ X11 @ X12 @ X13 @ X14 ) ) ))).
% 20.94/3.75  thf(zf_stmt_31, negated_conjecture,
% 20.94/3.75    (( ssPv26_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.75       U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 20.94/3.75       X10 @ X11 @ X12 @ X13 @ X14 @ X15 ) | 
% 20.94/3.75     ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 20.94/3.75     ( ~( ssNder1_2r1r1 @ U @ V ) ) | ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 20.94/3.75     ( ~( ssPv26_3r1r1r1 @ U @ V @ W ) ) | 
% 20.94/3.75     ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 20.94/3.75     ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 20.94/3.75     ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 20.94/3.75     ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 20.94/3.75     ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 20.94/3.75     ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 20.94/3.75     ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.75          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 20.94/3.75     ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.75          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 20.94/3.75     ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.75          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 20.94/3.75     ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.75          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 20.94/3.75     ( ~( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.75          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) | 
% 20.94/3.75     ( ~( ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.75          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) ) | 
% 20.94/3.75     ( ~( ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.75          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 20.94/3.75          X10 ) ) | 
% 20.94/3.75     ( ~( ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.75          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 20.94/3.75          X10 @ X11 ) ) | 
% 20.94/3.75     ( ~( ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.75          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 20.94/3.75          X10 @ X11 @ X12 ) ) | 
% 20.94/3.75     ( ~( ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.75          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 20.94/3.75          X10 @ X11 @ X12 @ X13 ) ) | 
% 20.94/3.75     ( ~( ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.75          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 20.94/3.75          X10 @ X11 @ X12 @ X13 @ X14 ) )),
% 20.94/3.75    inference('cnf.neg', [status(esa)], [clause571])).
% 20.94/3.75  thf(zip_derived_cl437, plain,
% 20.94/3.75      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.75         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 20.94/3.75         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i]:
% 20.94/3.75         ( (ssPv26_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 20.94/3.75            X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 20.94/3.75            X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20)
% 20.94/3.75          | ~ (ssNder1_0)
% 20.94/3.75          | ~ (ssNder1_1r1 @ X0)
% 20.94/3.75          | ~ (ssNder1_2r1r1 @ X0 @ X1)
% 20.94/3.75          | ~ (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)
% 20.94/3.75          | ~ (ssPv26_3r1r1r1 @ X0 @ X1 @ X2)
% 20.94/3.75          | ~ (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)
% 20.94/3.75          | ~ (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)
% 20.94/3.75          | ~ (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)
% 20.94/3.75          | ~ (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)
% 20.94/3.75          | ~ (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 20.94/3.75               X7)
% 20.94/3.75          | ~ (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 20.94/3.75               X6 @ X7 @ X8)
% 20.94/3.75          | ~ (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 20.94/3.75               X6 @ X7 @ X8 @ X9)
% 20.94/3.75          | ~ (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 20.94/3.75               X5 @ X6 @ X7 @ X8 @ X9 @ X10)
% 20.94/3.75          | ~ (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 20.94/3.75               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11)
% 20.94/3.75          | ~ (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 20.94/3.75               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)
% 20.94/3.75          | ~ (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 20.94/3.75               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)
% 20.94/3.75          | ~ (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 20.94/3.75               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)
% 20.94/3.75          | ~ (ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 20.94/3.75               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 20.94/3.75               X14 @ X15)
% 20.94/3.75          | ~ (ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 20.94/3.75               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 20.94/3.75               X14 @ X15 @ X16)
% 20.94/3.75          | ~ (ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 20.94/3.75               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 20.94/3.75               X14 @ X15 @ X16 @ X17)
% 20.94/3.75          | ~ (ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 20.94/3.75               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 20.94/3.75               X14 @ X15 @ X16 @ X17 @ X18)
% 20.94/3.75          | ~ (ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 20.94/3.75               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 20.94/3.75               X14 @ X15 @ X16 @ X17 @ X18 @ X19))),
% 20.94/3.75      inference('cnf', [status(esa)], [zf_stmt_31])).
% 20.94/3.75  thf(zip_derived_cl1007, plain, ( (ssNder1_0)),
% 20.94/3.75      inference('cnf', [status(esa)], [zf_stmt_1])).
% 20.94/3.75  thf(zip_derived_cl1013, plain, (![X0 : $i]:  (ssNder1_1r1 @ X0)),
% 20.94/3.75      inference('demod', [status(thm)],
% 20.94/3.75                [zip_derived_cl1006, zip_derived_cl1007])).
% 20.94/3.75  thf(zip_derived_cl1014, plain,
% 20.94/3.75      (![X0 : $i, X1 : $i]:  (ssNder1_2r1r1 @ X0 @ X1)),
% 20.94/3.75      inference('demod', [status(thm)],
% 20.94/3.75                [zip_derived_cl1005, zip_derived_cl1007, zip_derived_cl1013])).
% 20.94/3.75  thf(zip_derived_cl1021, plain,
% 20.94/3.75      (![X0 : $i, X1 : $i, X2 : $i]:  (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)),
% 20.94/3.75      inference('demod', [status(thm)],
% 20.94/3.75                [zip_derived_cl994, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.75                 zip_derived_cl1014])).
% 20.94/3.75  thf(zip_derived_cl1046, plain,
% 20.94/3.75      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 20.94/3.75          (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)),
% 20.94/3.75      inference('demod', [status(thm)],
% 20.94/3.75                [zip_derived_cl984, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.75                 zip_derived_cl1014, zip_derived_cl1021])).
% 20.94/3.75  thf(zip_derived_cl1070, plain,
% 20.94/3.75      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 20.94/3.75          (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)),
% 20.94/3.75      inference('demod', [status(thm)],
% 20.94/3.75                [zip_derived_cl966, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.75                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046])).
% 20.94/3.75  thf(zip_derived_cl1101, plain,
% 20.94/3.75      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 20.94/3.75          (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)),
% 20.94/3.75      inference('demod', [status(thm)],
% 20.94/3.75                [zip_derived_cl948, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.75                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.75                 zip_derived_cl1070])).
% 20.94/3.75  thf(zip_derived_cl1131, plain,
% 20.94/3.75      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i]:
% 20.94/3.75          (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)),
% 20.94/3.75      inference('demod', [status(thm)],
% 20.94/3.75                [zip_derived_cl928, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.75                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.75                 zip_derived_cl1070, zip_derived_cl1101])).
% 20.94/3.75  thf(zip_derived_cl1179, plain,
% 20.94/3.75      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, X7 : $i]:
% 20.94/3.75          (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7)),
% 20.94/3.75      inference('demod', [status(thm)],
% 20.94/3.75                [zip_derived_cl901, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.75                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.75                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131])).
% 20.94/3.75  thf(zip_derived_cl1223, plain,
% 20.94/3.75      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.75         X7 : $i, X8 : $i]:
% 20.94/3.75          (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 20.94/3.75           X7 @ X8)),
% 20.94/3.75      inference('demod', [status(thm)],
% 20.94/3.75                [zip_derived_cl879, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.75                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.75                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.75                 zip_derived_cl1179])).
% 20.94/3.75  thf(zip_derived_cl1271, plain,
% 20.94/3.75      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.75         X7 : $i, X8 : $i, X9 : $i]:
% 20.94/3.75          (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 20.94/3.75           X7 @ X8 @ X9)),
% 20.94/3.75      inference('demod', [status(thm)],
% 20.94/3.75                [zip_derived_cl854, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.75                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.75                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.75                 zip_derived_cl1179, zip_derived_cl1223])).
% 20.94/3.75  thf(zip_derived_cl1324, plain,
% 20.94/3.75      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.75         X7 : $i, X8 : $i, X9 : $i, X10 : $i]:
% 20.94/3.75          (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 20.94/3.75           X6 @ X7 @ X8 @ X9 @ X10)),
% 20.94/3.75      inference('demod', [status(thm)],
% 20.94/3.75                [zip_derived_cl826, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.75                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.75                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.75                 zip_derived_cl1179, zip_derived_cl1223, zip_derived_cl1271])).
% 20.94/3.75  thf(zip_derived_cl1370, plain,
% 20.94/3.75      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.75         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i]:
% 20.94/3.75          (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 20.94/3.75           X6 @ X7 @ X8 @ X9 @ X10 @ X11)),
% 20.94/3.75      inference('demod', [status(thm)],
% 20.94/3.75                [zip_derived_cl800, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.75                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.75                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.75                 zip_derived_cl1179, zip_derived_cl1223, zip_derived_cl1271, 
% 20.94/3.75                 zip_derived_cl1324])).
% 20.94/3.75  thf(zip_derived_cl1424, plain,
% 20.94/3.75      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.75         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i]:
% 20.94/3.75          (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 20.94/3.75           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)),
% 20.94/3.75      inference('demod', [status(thm)],
% 20.94/3.75                [zip_derived_cl769, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.75                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.75                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.75                 zip_derived_cl1179, zip_derived_cl1223, zip_derived_cl1271, 
% 20.94/3.75                 zip_derived_cl1324, zip_derived_cl1370])).
% 20.94/3.75  thf(zip_derived_cl1485, plain,
% 20.94/3.75      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.75         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i]:
% 20.94/3.75          (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 20.94/3.75           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)),
% 20.94/3.75      inference('demod', [status(thm)],
% 20.94/3.75                [zip_derived_cl737, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.75                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.75                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.75                 zip_derived_cl1179, zip_derived_cl1223, zip_derived_cl1271, 
% 20.94/3.75                 zip_derived_cl1324, zip_derived_cl1370, zip_derived_cl1424])).
% 20.94/3.75  thf(zip_derived_cl1547, plain,
% 20.94/3.75      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.75         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 20.94/3.75         X14 : $i]:
% 20.94/3.75          (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 20.94/3.75           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)),
% 20.94/3.75      inference('demod', [status(thm)],
% 20.94/3.75                [zip_derived_cl702, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.75                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.75                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.75                 zip_derived_cl1179, zip_derived_cl1223, zip_derived_cl1271, 
% 20.94/3.75                 zip_derived_cl1324, zip_derived_cl1370, zip_derived_cl1424, 
% 20.94/3.75                 zip_derived_cl1485])).
% 20.94/3.75  thf(zip_derived_cl1615, plain,
% 20.94/3.75      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.75         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 20.94/3.75         X14 : $i, X15 : $i]:
% 20.94/3.75          (ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 20.94/3.75           X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15)),
% 20.94/3.75      inference('demod', [status(thm)],
% 20.94/3.75                [zip_derived_cl662, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.75                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.75                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.75                 zip_derived_cl1179, zip_derived_cl1223, zip_derived_cl1271, 
% 20.94/3.75                 zip_derived_cl1324, zip_derived_cl1370, zip_derived_cl1424, 
% 20.94/3.75                 zip_derived_cl1485, zip_derived_cl1547])).
% 20.94/3.75  thf(zip_derived_cl1701, plain,
% 20.94/3.75      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.75         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 20.94/3.75         X14 : $i, X15 : $i, X16 : $i]:
% 20.94/3.75          (ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 20.94/3.75           X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ 
% 20.94/3.75           X16)),
% 20.94/3.75      inference('demod', [status(thm)],
% 20.94/3.75                [zip_derived_cl622, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.75                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.75                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.75                 zip_derived_cl1179, zip_derived_cl1223, zip_derived_cl1271, 
% 20.94/3.75                 zip_derived_cl1324, zip_derived_cl1370, zip_derived_cl1424, 
% 20.94/3.75                 zip_derived_cl1485, zip_derived_cl1547, zip_derived_cl1615])).
% 20.94/3.75  thf(zip_derived_cl1791, plain,
% 20.94/3.75      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.75         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 20.94/3.75         X14 : $i, X15 : $i, X16 : $i, X17 : $i]:
% 20.94/3.75          (ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 20.94/3.75           X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 20.94/3.75           X15 @ X16 @ X17)),
% 20.94/3.75      inference('demod', [status(thm)],
% 20.94/3.75                [zip_derived_cl583, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.75                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.75                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.75                 zip_derived_cl1179, zip_derived_cl1223, zip_derived_cl1271, 
% 20.94/3.75                 zip_derived_cl1324, zip_derived_cl1370, zip_derived_cl1424, 
% 20.94/3.75                 zip_derived_cl1485, zip_derived_cl1547, zip_derived_cl1615, 
% 20.94/3.75                 zip_derived_cl1701])).
% 20.94/3.75  thf(zip_derived_cl1876, plain,
% 20.94/3.75      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.75         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 20.94/3.75         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i]:
% 20.94/3.75          (ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 20.94/3.75           X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 20.94/3.75           X15 @ X16 @ X17 @ X18)),
% 20.94/3.75      inference('demod', [status(thm)],
% 20.94/3.75                [zip_derived_cl538, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.75                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.75                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.75                 zip_derived_cl1179, zip_derived_cl1223, zip_derived_cl1271, 
% 20.94/3.75                 zip_derived_cl1324, zip_derived_cl1370, zip_derived_cl1424, 
% 20.94/3.75                 zip_derived_cl1485, zip_derived_cl1547, zip_derived_cl1615, 
% 20.94/3.75                 zip_derived_cl1701, zip_derived_cl1791])).
% 20.94/3.75  thf(zip_derived_cl1958, plain,
% 20.94/3.75      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.75         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 20.94/3.75         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i]:
% 20.94/3.75          (ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 20.94/3.75           X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 20.94/3.75           X15 @ X16 @ X17 @ X18 @ X19)),
% 20.94/3.75      inference('demod', [status(thm)],
% 20.94/3.75                [zip_derived_cl494, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.75                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.75                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.75                 zip_derived_cl1179, zip_derived_cl1223, zip_derived_cl1271, 
% 20.94/3.75                 zip_derived_cl1324, zip_derived_cl1370, zip_derived_cl1424, 
% 20.94/3.75                 zip_derived_cl1485, zip_derived_cl1547, zip_derived_cl1615, 
% 20.94/3.75                 zip_derived_cl1701, zip_derived_cl1791, zip_derived_cl1876])).
% 20.94/3.75  thf(zip_derived_cl2095, plain,
% 20.94/3.75      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.75         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 20.94/3.75         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i]:
% 20.94/3.75         ( (ssPv26_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 20.94/3.75            X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 20.94/3.75            X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20)
% 20.94/3.75          | ~ (ssPv26_3r1r1r1 @ X0 @ X1 @ X2))),
% 20.94/3.75      inference('demod', [status(thm)],
% 20.94/3.75                [zip_derived_cl437, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.75                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.75                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.75                 zip_derived_cl1179, zip_derived_cl1223, zip_derived_cl1271, 
% 20.94/3.75                 zip_derived_cl1324, zip_derived_cl1370, zip_derived_cl1424, 
% 20.94/3.75                 zip_derived_cl1485, zip_derived_cl1547, zip_derived_cl1615, 
% 20.94/3.75                 zip_derived_cl1701, zip_derived_cl1791, zip_derived_cl1876, 
% 20.94/3.75                 zip_derived_cl1958])).
% 20.94/3.75  thf(clause703, conjecture,
% 20.94/3.75    (~( ( ssPv14_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.75          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 20.94/3.75          X10 @ X11 @ X12 @ X13 @ X14 @ X15 ) | 
% 20.94/3.75        ( ssPv8_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.75          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 20.94/3.75          X10 @ X11 @ X12 @ X13 @ X14 @ X15 ) | 
% 20.94/3.75        ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 20.94/3.75        ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 20.94/3.75        ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 20.94/3.75        ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 20.94/3.75        ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 20.94/3.75        ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 20.94/3.75        ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 20.94/3.75        ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 20.94/3.75        ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 20.94/3.75        ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.75             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 20.94/3.75        ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.75             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 20.94/3.75        ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.75             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 20.94/3.75        ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.75             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 20.94/3.75        ( ~( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.75             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) | 
% 20.94/3.75        ( ~( ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.75             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) ) | 
% 20.94/3.75        ( ~( ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.75             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 20.94/3.75             X9 @ X10 ) ) | 
% 20.94/3.75        ( ~( ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.75             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 20.94/3.75             X9 @ X10 @ X11 ) ) | 
% 20.94/3.75        ( ~( ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.75             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 20.94/3.75             X9 @ X10 @ X11 @ X12 ) ) | 
% 20.94/3.75        ( ~( ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.75             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 20.94/3.75             X9 @ X10 @ X11 @ X12 @ X13 ) ) | 
% 20.94/3.75        ( ~( ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.75             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 20.94/3.75             X9 @ X10 @ X11 @ X12 @ X13 @ X14 ) ) | 
% 20.94/3.75        ( ~( ssPv26_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.75             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 20.94/3.75             X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 ) ) | 
% 20.94/3.75        ( ~( ssPv3_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.75             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 20.94/3.75             X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 ) ) ))).
% 20.94/3.75  thf(zf_stmt_32, negated_conjecture,
% 20.94/3.75    (( ssPv14_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.75       U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 20.94/3.75       X10 @ X11 @ X12 @ X13 @ X14 @ X15 ) | 
% 20.94/3.75     ( ssPv8_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.75       U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 20.94/3.75       X10 @ X11 @ X12 @ X13 @ X14 @ X15 ) | 
% 20.94/3.75     ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 20.94/3.75     ( ~( ssNder1_2r1r1 @ U @ V ) ) | ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 20.94/3.75     ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 20.94/3.75     ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 20.94/3.75     ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 20.94/3.75     ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 20.94/3.75     ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 20.94/3.75     ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 20.94/3.75     ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.75          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 20.94/3.75     ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.75          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 20.94/3.75     ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.75          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 20.94/3.75     ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.75          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 20.94/3.75     ( ~( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.75          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) | 
% 20.94/3.75     ( ~( ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.75          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) ) | 
% 20.94/3.75     ( ~( ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.75          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 20.94/3.75          X10 ) ) | 
% 20.94/3.75     ( ~( ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.75          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 20.94/3.75          X10 @ X11 ) ) | 
% 20.94/3.75     ( ~( ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.75          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 20.94/3.75          X10 @ X11 @ X12 ) ) | 
% 20.94/3.75     ( ~( ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.75          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 20.94/3.75          X10 @ X11 @ X12 @ X13 ) ) | 
% 20.94/3.75     ( ~( ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.75          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 20.94/3.75          X10 @ X11 @ X12 @ X13 @ X14 ) ) | 
% 20.94/3.75     ( ~( ssPv26_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.75          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 20.94/3.75          X10 @ X11 @ X12 @ X13 @ X14 @ X15 ) ) | 
% 20.94/3.75     ( ~( ssPv3_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.75          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 20.94/3.75          X10 @ X11 @ X12 @ X13 @ X14 @ X15 ) )),
% 20.94/3.75    inference('cnf.neg', [status(esa)], [clause703])).
% 20.94/3.75  thf(zip_derived_cl305, plain,
% 20.94/3.75      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.75         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 20.94/3.75         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i]:
% 20.94/3.75         ( (ssPv14_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 20.94/3.75            X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 20.94/3.75            X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20)
% 20.94/3.75          |  (ssPv8_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 20.94/3.75              X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 20.94/3.75              X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20)
% 20.94/3.75          | ~ (ssNder1_0)
% 20.94/3.75          | ~ (ssNder1_1r1 @ X0)
% 20.94/3.75          | ~ (ssNder1_2r1r1 @ X0 @ X1)
% 20.94/3.75          | ~ (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)
% 20.94/3.75          | ~ (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)
% 20.94/3.75          | ~ (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)
% 20.94/3.75          | ~ (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)
% 20.94/3.75          | ~ (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)
% 20.94/3.75          | ~ (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 20.94/3.75               X7)
% 20.94/3.75          | ~ (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 20.94/3.75               X6 @ X7 @ X8)
% 20.94/3.75          | ~ (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 20.94/3.75               X6 @ X7 @ X8 @ X9)
% 20.94/3.75          | ~ (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 20.94/3.75               X5 @ X6 @ X7 @ X8 @ X9 @ X10)
% 20.94/3.75          | ~ (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 20.94/3.75               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11)
% 20.94/3.75          | ~ (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 20.94/3.75               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)
% 20.94/3.75          | ~ (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 20.94/3.75               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)
% 20.94/3.75          | ~ (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 20.94/3.75               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)
% 20.94/3.75          | ~ (ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 20.94/3.75               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 20.94/3.75               X14 @ X15)
% 20.94/3.75          | ~ (ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 20.94/3.75               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 20.94/3.75               X14 @ X15 @ X16)
% 20.94/3.75          | ~ (ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 20.94/3.75               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 20.94/3.75               X14 @ X15 @ X16 @ X17)
% 20.94/3.75          | ~ (ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 20.94/3.75               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 20.94/3.75               X14 @ X15 @ X16 @ X17 @ X18)
% 20.94/3.75          | ~ (ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 20.94/3.75               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 20.94/3.75               X14 @ X15 @ X16 @ X17 @ X18 @ X19)
% 20.94/3.75          | ~ (ssPv26_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 20.94/3.75               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 20.94/3.75               X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20)
% 20.94/3.75          | ~ (ssPv3_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 20.94/3.75               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 20.94/3.75               X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20))),
% 20.94/3.75      inference('cnf', [status(esa)], [zf_stmt_32])).
% 20.94/3.75  thf(zip_derived_cl1007, plain, ( (ssNder1_0)),
% 20.94/3.75      inference('cnf', [status(esa)], [zf_stmt_1])).
% 20.94/3.75  thf(zip_derived_cl1013, plain, (![X0 : $i]:  (ssNder1_1r1 @ X0)),
% 20.94/3.75      inference('demod', [status(thm)],
% 20.94/3.75                [zip_derived_cl1006, zip_derived_cl1007])).
% 20.94/3.75  thf(zip_derived_cl1014, plain,
% 20.94/3.75      (![X0 : $i, X1 : $i]:  (ssNder1_2r1r1 @ X0 @ X1)),
% 20.94/3.75      inference('demod', [status(thm)],
% 20.94/3.75                [zip_derived_cl1005, zip_derived_cl1007, zip_derived_cl1013])).
% 20.94/3.75  thf(zip_derived_cl1021, plain,
% 20.94/3.75      (![X0 : $i, X1 : $i, X2 : $i]:  (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)),
% 20.94/3.75      inference('demod', [status(thm)],
% 20.94/3.75                [zip_derived_cl994, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.75                 zip_derived_cl1014])).
% 20.94/3.75  thf(zip_derived_cl1046, plain,
% 20.94/3.75      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 20.94/3.75          (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)),
% 20.94/3.75      inference('demod', [status(thm)],
% 20.94/3.75                [zip_derived_cl984, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.75                 zip_derived_cl1014, zip_derived_cl1021])).
% 20.94/3.75  thf(zip_derived_cl1070, plain,
% 20.94/3.75      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 20.94/3.75          (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)),
% 20.94/3.75      inference('demod', [status(thm)],
% 20.94/3.75                [zip_derived_cl966, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.75                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046])).
% 20.94/3.75  thf(zip_derived_cl1101, plain,
% 20.94/3.75      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 20.94/3.75          (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)),
% 20.94/3.75      inference('demod', [status(thm)],
% 20.94/3.75                [zip_derived_cl948, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.75                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.75                 zip_derived_cl1070])).
% 20.94/3.75  thf(zip_derived_cl1131, plain,
% 20.94/3.75      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i]:
% 20.94/3.75          (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)),
% 20.94/3.75      inference('demod', [status(thm)],
% 20.94/3.75                [zip_derived_cl928, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.75                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.75                 zip_derived_cl1070, zip_derived_cl1101])).
% 20.94/3.75  thf(zip_derived_cl1179, plain,
% 20.94/3.75      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, X7 : $i]:
% 20.94/3.75          (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7)),
% 20.94/3.75      inference('demod', [status(thm)],
% 20.94/3.75                [zip_derived_cl901, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.75                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.75                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131])).
% 20.94/3.75  thf(zip_derived_cl1223, plain,
% 20.94/3.75      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.75         X7 : $i, X8 : $i]:
% 20.94/3.75          (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 20.94/3.75           X7 @ X8)),
% 20.94/3.75      inference('demod', [status(thm)],
% 20.94/3.75                [zip_derived_cl879, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.75                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.75                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.75                 zip_derived_cl1179])).
% 20.94/3.75  thf(zip_derived_cl1271, plain,
% 20.94/3.75      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.75         X7 : $i, X8 : $i, X9 : $i]:
% 20.94/3.75          (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 20.94/3.75           X7 @ X8 @ X9)),
% 20.94/3.75      inference('demod', [status(thm)],
% 20.94/3.75                [zip_derived_cl854, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.75                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.75                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.75                 zip_derived_cl1179, zip_derived_cl1223])).
% 20.94/3.75  thf(zip_derived_cl1324, plain,
% 20.94/3.75      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.75         X7 : $i, X8 : $i, X9 : $i, X10 : $i]:
% 20.94/3.75          (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 20.94/3.75           X6 @ X7 @ X8 @ X9 @ X10)),
% 20.94/3.75      inference('demod', [status(thm)],
% 20.94/3.75                [zip_derived_cl826, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.75                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.75                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.75                 zip_derived_cl1179, zip_derived_cl1223, zip_derived_cl1271])).
% 20.94/3.75  thf(zip_derived_cl1370, plain,
% 20.94/3.75      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.75         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i]:
% 20.94/3.75          (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 20.94/3.75           X6 @ X7 @ X8 @ X9 @ X10 @ X11)),
% 20.94/3.75      inference('demod', [status(thm)],
% 20.94/3.75                [zip_derived_cl800, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.75                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.75                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.75                 zip_derived_cl1179, zip_derived_cl1223, zip_derived_cl1271, 
% 20.94/3.75                 zip_derived_cl1324])).
% 20.94/3.75  thf(zip_derived_cl1424, plain,
% 20.94/3.75      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.75         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i]:
% 20.94/3.75          (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 20.94/3.75           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)),
% 20.94/3.75      inference('demod', [status(thm)],
% 20.94/3.75                [zip_derived_cl769, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.75                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.75                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.75                 zip_derived_cl1179, zip_derived_cl1223, zip_derived_cl1271, 
% 20.94/3.75                 zip_derived_cl1324, zip_derived_cl1370])).
% 20.94/3.75  thf(zip_derived_cl1485, plain,
% 20.94/3.75      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.75         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i]:
% 20.94/3.75          (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 20.94/3.75           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)),
% 20.94/3.75      inference('demod', [status(thm)],
% 20.94/3.75                [zip_derived_cl737, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.75                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.75                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.75                 zip_derived_cl1179, zip_derived_cl1223, zip_derived_cl1271, 
% 20.94/3.75                 zip_derived_cl1324, zip_derived_cl1370, zip_derived_cl1424])).
% 20.94/3.75  thf(zip_derived_cl1547, plain,
% 20.94/3.75      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.75         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 20.94/3.75         X14 : $i]:
% 20.94/3.75          (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 20.94/3.75           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)),
% 20.94/3.75      inference('demod', [status(thm)],
% 20.94/3.75                [zip_derived_cl702, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.75                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.75                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.75                 zip_derived_cl1179, zip_derived_cl1223, zip_derived_cl1271, 
% 20.94/3.75                 zip_derived_cl1324, zip_derived_cl1370, zip_derived_cl1424, 
% 20.94/3.75                 zip_derived_cl1485])).
% 20.94/3.75  thf(zip_derived_cl1615, plain,
% 20.94/3.75      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.75         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 20.94/3.75         X14 : $i, X15 : $i]:
% 20.94/3.75          (ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 20.94/3.75           X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15)),
% 20.94/3.75      inference('demod', [status(thm)],
% 20.94/3.75                [zip_derived_cl662, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.75                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.75                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.75                 zip_derived_cl1179, zip_derived_cl1223, zip_derived_cl1271, 
% 20.94/3.75                 zip_derived_cl1324, zip_derived_cl1370, zip_derived_cl1424, 
% 20.94/3.75                 zip_derived_cl1485, zip_derived_cl1547])).
% 20.94/3.75  thf(zip_derived_cl1701, plain,
% 20.94/3.75      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.75         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 20.94/3.75         X14 : $i, X15 : $i, X16 : $i]:
% 20.94/3.75          (ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 20.94/3.75           X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ 
% 20.94/3.75           X16)),
% 20.94/3.75      inference('demod', [status(thm)],
% 20.94/3.75                [zip_derived_cl622, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.75                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.75                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.75                 zip_derived_cl1179, zip_derived_cl1223, zip_derived_cl1271, 
% 20.94/3.75                 zip_derived_cl1324, zip_derived_cl1370, zip_derived_cl1424, 
% 20.94/3.75                 zip_derived_cl1485, zip_derived_cl1547, zip_derived_cl1615])).
% 20.94/3.75  thf(zip_derived_cl1791, plain,
% 20.94/3.75      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.75         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 20.94/3.75         X14 : $i, X15 : $i, X16 : $i, X17 : $i]:
% 20.94/3.75          (ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 20.94/3.75           X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 20.94/3.75           X15 @ X16 @ X17)),
% 20.94/3.75      inference('demod', [status(thm)],
% 20.94/3.75                [zip_derived_cl583, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.75                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.75                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.75                 zip_derived_cl1179, zip_derived_cl1223, zip_derived_cl1271, 
% 20.94/3.75                 zip_derived_cl1324, zip_derived_cl1370, zip_derived_cl1424, 
% 20.94/3.75                 zip_derived_cl1485, zip_derived_cl1547, zip_derived_cl1615, 
% 20.94/3.75                 zip_derived_cl1701])).
% 20.94/3.75  thf(zip_derived_cl1876, plain,
% 20.94/3.75      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.75         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 20.94/3.75         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i]:
% 20.94/3.75          (ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 20.94/3.75           X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 20.94/3.75           X15 @ X16 @ X17 @ X18)),
% 20.94/3.75      inference('demod', [status(thm)],
% 20.94/3.75                [zip_derived_cl538, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.75                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.75                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.75                 zip_derived_cl1179, zip_derived_cl1223, zip_derived_cl1271, 
% 20.94/3.75                 zip_derived_cl1324, zip_derived_cl1370, zip_derived_cl1424, 
% 20.94/3.75                 zip_derived_cl1485, zip_derived_cl1547, zip_derived_cl1615, 
% 20.94/3.75                 zip_derived_cl1701, zip_derived_cl1791])).
% 20.94/3.75  thf(zip_derived_cl1958, plain,
% 20.94/3.75      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.75         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 20.94/3.75         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i]:
% 20.94/3.75          (ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 20.94/3.75           X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 20.94/3.75           X15 @ X16 @ X17 @ X18 @ X19)),
% 20.94/3.75      inference('demod', [status(thm)],
% 20.94/3.75                [zip_derived_cl494, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.75                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.75                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.75                 zip_derived_cl1179, zip_derived_cl1223, zip_derived_cl1271, 
% 20.94/3.75                 zip_derived_cl1324, zip_derived_cl1370, zip_derived_cl1424, 
% 20.94/3.75                 zip_derived_cl1485, zip_derived_cl1547, zip_derived_cl1615, 
% 20.94/3.75                 zip_derived_cl1701, zip_derived_cl1791, zip_derived_cl1876])).
% 20.94/3.75  thf(zip_derived_cl2299, plain,
% 20.94/3.75      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.75         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 20.94/3.75         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i]:
% 20.94/3.75         ( (ssPv14_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 20.94/3.75            X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 20.94/3.75            X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20)
% 20.94/3.75          |  (ssPv8_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 20.94/3.75              X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 20.94/3.75              X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20)
% 20.94/3.75          | ~ (ssPv26_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 20.94/3.75               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 20.94/3.75               X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20)
% 20.94/3.75          | ~ (ssPv3_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 20.94/3.75               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 20.94/3.75               X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20))),
% 20.94/3.75      inference('demod', [status(thm)],
% 20.94/3.75                [zip_derived_cl305, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.75                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.75                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.75                 zip_derived_cl1179, zip_derived_cl1223, zip_derived_cl1271, 
% 20.94/3.75                 zip_derived_cl1324, zip_derived_cl1370, zip_derived_cl1424, 
% 20.94/3.75                 zip_derived_cl1485, zip_derived_cl1547, zip_derived_cl1615, 
% 20.94/3.75                 zip_derived_cl1701, zip_derived_cl1791, zip_derived_cl1876, 
% 20.94/3.75                 zip_derived_cl1958])).
% 20.94/3.75  thf(zip_derived_cl2300, plain,
% 20.94/3.75      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.75         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 20.94/3.75         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i]:
% 20.94/3.75         (~ (ssPv26_3r1r1r1 @ X20 @ X19 @ X18)
% 20.94/3.75          | ~ (ssPv3_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X20 @ 
% 20.94/3.75               X19 @ X18 @ X17 @ X16 @ X15 @ X14 @ X13 @ X12 @ X11 @ X10 @ 
% 20.94/3.75               X9 @ X8 @ X7 @ X6 @ X5 @ X4 @ X3 @ X2 @ X1 @ X0)
% 20.94/3.75          |  (ssPv8_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X20 @ X19 @ 
% 20.94/3.75              X18 @ X17 @ X16 @ X15 @ X14 @ X13 @ X12 @ X11 @ X10 @ X9 @ X8 @ 
% 20.94/3.75              X7 @ X6 @ X5 @ X4 @ X3 @ X2 @ X1 @ X0)
% 20.94/3.75          |  (ssPv14_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X20 @ 
% 20.94/3.75              X19 @ X18 @ X17 @ X16 @ X15 @ X14 @ X13 @ X12 @ X11 @ X10 @ X9 @ 
% 20.94/3.75              X8 @ X7 @ X6 @ X5 @ X4 @ X3 @ X2 @ X1 @ X0))),
% 20.94/3.75      inference('sup-', [status(thm)], [zip_derived_cl2095, zip_derived_cl2299])).
% 20.94/3.75  thf(zip_derived_cl2302, plain,
% 20.94/3.75      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.75         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 20.94/3.75         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i]:
% 20.94/3.75         (~ (ssPv16_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X20 @ X19 @ 
% 20.94/3.75             X18 @ X17 @ X16 @ X15 @ X14 @ X13 @ X12 @ X11 @ X10 @ X9 @ X8 @ 
% 20.94/3.75             X7 @ X6 @ X5 @ X4 @ X3 @ X2 @ X1 @ X0)
% 20.94/3.75          |  (ssPv8_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X20 @ X19 @ 
% 20.94/3.75              X18 @ X17 @ X16 @ X15 @ X14 @ X13 @ X12 @ X11 @ X10 @ X9 @ X8 @ 
% 20.94/3.75              X7 @ X6 @ X5 @ X4 @ X3 @ X2 @ X1 @ X0)
% 20.94/3.75          |  (ssPv12_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X20 @ 
% 20.94/3.75              X19 @ X18 @ X17 @ X16 @ X15 @ X14 @ X13 @ X12 @ X11 @ X10 @ X9 @ 
% 20.94/3.75              X8 @ X7 @ X6 @ X5 @ X4 @ X3 @ X2 @ X1 @ X0)
% 20.94/3.75          |  (ssPv14_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X20 @ 
% 20.94/3.75              X19 @ X18 @ X17 @ X16 @ X15 @ X14 @ X13 @ X12 @ X11 @ X10 @ X9 @ 
% 20.94/3.75              X8 @ X7 @ X6 @ X5 @ X4 @ X3 @ X2 @ X1 @ X0)
% 20.94/3.75          |  (ssPv8_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X20 @ X19 @ 
% 20.94/3.75              X18 @ X17 @ X16 @ X15 @ X14 @ X13 @ X12 @ X11 @ X10 @ X9 @ X8 @ 
% 20.94/3.75              X7 @ X6 @ X5 @ X4 @ X3 @ X2 @ X1 @ X0)
% 20.94/3.75          | ~ (ssPv26_3r1r1r1 @ X20 @ X19 @ X18))),
% 20.94/3.75      inference('sup-', [status(thm)], [zip_derived_cl2230, zip_derived_cl2300])).
% 20.94/3.75  thf(zip_derived_cl2304, plain,
% 20.94/3.75      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.75         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 20.94/3.75         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i]:
% 20.94/3.75         (~ (ssPv26_3r1r1r1 @ X20 @ X19 @ X18)
% 20.94/3.75          |  (ssPv14_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X20 @ 
% 20.94/3.75              X19 @ X18 @ X17 @ X16 @ X15 @ X14 @ X13 @ X12 @ X11 @ X10 @ X9 @ 
% 20.94/3.75              X8 @ X7 @ X6 @ X5 @ X4 @ X3 @ X2 @ X1 @ X0)
% 20.94/3.75          |  (ssPv12_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X20 @ 
% 20.94/3.75              X19 @ X18 @ X17 @ X16 @ X15 @ X14 @ X13 @ X12 @ X11 @ X10 @ X9 @ 
% 20.94/3.75              X8 @ X7 @ X6 @ X5 @ X4 @ X3 @ X2 @ X1 @ X0)
% 20.94/3.75          |  (ssPv8_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X20 @ X19 @ 
% 20.94/3.75              X18 @ X17 @ X16 @ X15 @ X14 @ X13 @ X12 @ X11 @ X10 @ X9 @ X8 @ 
% 20.94/3.75              X7 @ X6 @ X5 @ X4 @ X3 @ X2 @ X1 @ X0)
% 20.94/3.75          | ~ (ssPv16_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X20 @ 
% 20.94/3.75               X19 @ X18 @ X17 @ X16 @ X15 @ X14 @ X13 @ X12 @ X11 @ X10 @ 
% 20.94/3.75               X9 @ X8 @ X7 @ X6 @ X5 @ X4 @ X3 @ X2 @ X1 @ X0))),
% 20.94/3.75      inference('simplify', [status(thm)], [zip_derived_cl2302])).
% 20.94/3.75  thf(clause604, conjecture,
% 20.94/3.75    (~( ( ssPv12_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.75          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 20.94/3.75          X10 @ X11 ) | 
% 20.94/3.75        ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 20.94/3.75        ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 20.94/3.75        ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 20.94/3.75        ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 20.94/3.75        ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 20.94/3.75        ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 20.94/3.75        ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 20.94/3.75        ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 20.94/3.75        ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 20.94/3.75        ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.75             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 20.94/3.75        ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.75             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 20.94/3.75        ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.75             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 20.94/3.75        ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.75             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 20.94/3.75        ( ~( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.75             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) | 
% 20.94/3.75        ( ~( ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.75             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) ) | 
% 20.94/3.75        ( ~( ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.75             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 20.94/3.75             X9 @ X10 ) ) | 
% 20.94/3.75        ( ~( ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.75             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 20.94/3.75             X9 @ X10 @ X11 ) ) | 
% 20.94/3.75        ( ~( ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.75             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 20.94/3.75             X9 @ X10 @ X11 @ X12 ) ) | 
% 20.94/3.75        ( ~( ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.75             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 20.94/3.75             X9 @ X10 @ X11 @ X12 @ X13 ) ) | 
% 20.94/3.75        ( ~( ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.75             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 20.94/3.75             X9 @ X10 @ X11 @ X12 @ X13 @ X14 ) ) | 
% 20.94/3.75        ( ~( ssPv12_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.75             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 20.94/3.75             X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 ) ) ))).
% 20.94/3.75  thf(zf_stmt_33, negated_conjecture,
% 20.94/3.75    (( ssPv12_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.75       U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 20.94/3.75       X10 @ X11 ) | 
% 20.94/3.75     ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 20.94/3.75     ( ~( ssNder1_2r1r1 @ U @ V ) ) | ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 20.94/3.75     ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 20.94/3.75     ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 20.94/3.75     ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 20.94/3.75     ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 20.94/3.75     ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 20.94/3.75     ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 20.94/3.75     ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.75          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 20.94/3.75     ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.75          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 20.94/3.75     ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.75          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 20.94/3.75     ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.75          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 20.94/3.75     ( ~( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.75          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) | 
% 20.94/3.75     ( ~( ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.75          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) ) | 
% 20.94/3.75     ( ~( ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.75          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 20.94/3.75          X10 ) ) | 
% 20.94/3.75     ( ~( ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.75          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 20.94/3.75          X10 @ X11 ) ) | 
% 20.94/3.75     ( ~( ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.75          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 20.94/3.75          X10 @ X11 @ X12 ) ) | 
% 20.94/3.75     ( ~( ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.75          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 20.94/3.75          X10 @ X11 @ X12 @ X13 ) ) | 
% 20.94/3.75     ( ~( ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.75          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 20.94/3.75          X10 @ X11 @ X12 @ X13 @ X14 ) ) | 
% 20.94/3.75     ( ~( ssPv12_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.75          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 20.94/3.75          X10 @ X11 @ X12 @ X13 @ X14 @ X15 ) )),
% 20.94/3.75    inference('cnf.neg', [status(esa)], [clause604])).
% 20.94/3.75  thf(zip_derived_cl404, plain,
% 20.94/3.75      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.75         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 20.94/3.75         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i]:
% 20.94/3.75         ( (ssPv12_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 20.94/3.75            X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ 
% 20.94/3.75            X16)
% 20.94/3.75          | ~ (ssNder1_0)
% 20.94/3.75          | ~ (ssNder1_1r1 @ X0)
% 20.94/3.75          | ~ (ssNder1_2r1r1 @ X0 @ X1)
% 20.94/3.75          | ~ (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)
% 20.94/3.75          | ~ (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)
% 20.94/3.75          | ~ (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)
% 20.94/3.75          | ~ (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)
% 20.94/3.75          | ~ (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)
% 20.94/3.75          | ~ (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 20.94/3.75               X7)
% 20.94/3.75          | ~ (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 20.94/3.75               X6 @ X7 @ X8)
% 20.94/3.75          | ~ (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 20.94/3.75               X6 @ X7 @ X8 @ X9)
% 20.94/3.75          | ~ (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 20.94/3.75               X5 @ X6 @ X7 @ X8 @ X9 @ X10)
% 20.94/3.75          | ~ (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 20.94/3.75               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11)
% 20.94/3.75          | ~ (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 20.94/3.75               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)
% 20.94/3.75          | ~ (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 20.94/3.75               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)
% 20.94/3.75          | ~ (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 20.94/3.75               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)
% 20.94/3.75          | ~ (ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 20.94/3.75               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 20.94/3.75               X14 @ X15)
% 20.94/3.75          | ~ (ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 20.94/3.75               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 20.94/3.75               X14 @ X15 @ X16)
% 20.94/3.75          | ~ (ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 20.94/3.75               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 20.94/3.75               X14 @ X15 @ X16 @ X17)
% 20.94/3.75          | ~ (ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 20.94/3.75               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 20.94/3.75               X14 @ X15 @ X16 @ X17 @ X18)
% 20.94/3.75          | ~ (ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 20.94/3.75               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 20.94/3.75               X14 @ X15 @ X16 @ X17 @ X18 @ X19)
% 20.94/3.75          | ~ (ssPv12_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 20.94/3.75               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 20.94/3.75               X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20))),
% 20.94/3.75      inference('cnf', [status(esa)], [zf_stmt_33])).
% 20.94/3.75  thf(zip_derived_cl1007, plain, ( (ssNder1_0)),
% 20.94/3.75      inference('cnf', [status(esa)], [zf_stmt_1])).
% 20.94/3.75  thf(zip_derived_cl1013, plain, (![X0 : $i]:  (ssNder1_1r1 @ X0)),
% 20.94/3.75      inference('demod', [status(thm)],
% 20.94/3.75                [zip_derived_cl1006, zip_derived_cl1007])).
% 20.94/3.75  thf(zip_derived_cl1014, plain,
% 20.94/3.75      (![X0 : $i, X1 : $i]:  (ssNder1_2r1r1 @ X0 @ X1)),
% 20.94/3.75      inference('demod', [status(thm)],
% 20.94/3.75                [zip_derived_cl1005, zip_derived_cl1007, zip_derived_cl1013])).
% 20.94/3.75  thf(zip_derived_cl1021, plain,
% 20.94/3.75      (![X0 : $i, X1 : $i, X2 : $i]:  (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)),
% 20.94/3.75      inference('demod', [status(thm)],
% 20.94/3.75                [zip_derived_cl994, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.75                 zip_derived_cl1014])).
% 20.94/3.75  thf(zip_derived_cl1046, plain,
% 20.94/3.75      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 20.94/3.75          (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)),
% 20.94/3.75      inference('demod', [status(thm)],
% 20.94/3.75                [zip_derived_cl984, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.75                 zip_derived_cl1014, zip_derived_cl1021])).
% 20.94/3.75  thf(zip_derived_cl1070, plain,
% 20.94/3.75      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 20.94/3.75          (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)),
% 20.94/3.75      inference('demod', [status(thm)],
% 20.94/3.75                [zip_derived_cl966, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.75                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046])).
% 20.94/3.75  thf(zip_derived_cl1101, plain,
% 20.94/3.75      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 20.94/3.75          (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)),
% 20.94/3.75      inference('demod', [status(thm)],
% 20.94/3.75                [zip_derived_cl948, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.75                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.75                 zip_derived_cl1070])).
% 20.94/3.75  thf(zip_derived_cl1131, plain,
% 20.94/3.75      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i]:
% 20.94/3.75          (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)),
% 20.94/3.75      inference('demod', [status(thm)],
% 20.94/3.75                [zip_derived_cl928, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.75                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.75                 zip_derived_cl1070, zip_derived_cl1101])).
% 20.94/3.75  thf(zip_derived_cl1179, plain,
% 20.94/3.75      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, X7 : $i]:
% 20.94/3.75          (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7)),
% 20.94/3.75      inference('demod', [status(thm)],
% 20.94/3.75                [zip_derived_cl901, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.75                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.75                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131])).
% 20.94/3.75  thf(zip_derived_cl1223, plain,
% 20.94/3.75      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.75         X7 : $i, X8 : $i]:
% 20.94/3.75          (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 20.94/3.75           X7 @ X8)),
% 20.94/3.75      inference('demod', [status(thm)],
% 20.94/3.75                [zip_derived_cl879, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.75                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.75                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.75                 zip_derived_cl1179])).
% 20.94/3.75  thf(zip_derived_cl1271, plain,
% 20.94/3.75      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.75         X7 : $i, X8 : $i, X9 : $i]:
% 20.94/3.75          (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 20.94/3.75           X7 @ X8 @ X9)),
% 20.94/3.75      inference('demod', [status(thm)],
% 20.94/3.75                [zip_derived_cl854, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.75                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.75                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.75                 zip_derived_cl1179, zip_derived_cl1223])).
% 20.94/3.75  thf(zip_derived_cl1324, plain,
% 20.94/3.75      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.75         X7 : $i, X8 : $i, X9 : $i, X10 : $i]:
% 20.94/3.75          (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 20.94/3.75           X6 @ X7 @ X8 @ X9 @ X10)),
% 20.94/3.75      inference('demod', [status(thm)],
% 20.94/3.75                [zip_derived_cl826, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.75                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.75                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.75                 zip_derived_cl1179, zip_derived_cl1223, zip_derived_cl1271])).
% 20.94/3.75  thf(zip_derived_cl1370, plain,
% 20.94/3.75      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.75         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i]:
% 20.94/3.75          (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 20.94/3.75           X6 @ X7 @ X8 @ X9 @ X10 @ X11)),
% 20.94/3.75      inference('demod', [status(thm)],
% 20.94/3.75                [zip_derived_cl800, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.75                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.75                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.75                 zip_derived_cl1179, zip_derived_cl1223, zip_derived_cl1271, 
% 20.94/3.75                 zip_derived_cl1324])).
% 20.94/3.75  thf(zip_derived_cl1424, plain,
% 20.94/3.75      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.75         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i]:
% 20.94/3.75          (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 20.94/3.75           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)),
% 20.94/3.75      inference('demod', [status(thm)],
% 20.94/3.75                [zip_derived_cl769, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.75                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.75                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.75                 zip_derived_cl1179, zip_derived_cl1223, zip_derived_cl1271, 
% 20.94/3.75                 zip_derived_cl1324, zip_derived_cl1370])).
% 20.94/3.75  thf(zip_derived_cl1485, plain,
% 20.94/3.75      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.75         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i]:
% 20.94/3.75          (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 20.94/3.75           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)),
% 20.94/3.75      inference('demod', [status(thm)],
% 20.94/3.75                [zip_derived_cl737, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.75                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.75                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.75                 zip_derived_cl1179, zip_derived_cl1223, zip_derived_cl1271, 
% 20.94/3.75                 zip_derived_cl1324, zip_derived_cl1370, zip_derived_cl1424])).
% 20.94/3.75  thf(zip_derived_cl1547, plain,
% 20.94/3.75      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.75         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 20.94/3.75         X14 : $i]:
% 20.94/3.75          (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 20.94/3.75           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)),
% 20.94/3.75      inference('demod', [status(thm)],
% 20.94/3.75                [zip_derived_cl702, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.75                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.75                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.75                 zip_derived_cl1179, zip_derived_cl1223, zip_derived_cl1271, 
% 20.94/3.75                 zip_derived_cl1324, zip_derived_cl1370, zip_derived_cl1424, 
% 20.94/3.75                 zip_derived_cl1485])).
% 20.94/3.75  thf(zip_derived_cl1615, plain,
% 20.94/3.75      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.75         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 20.94/3.75         X14 : $i, X15 : $i]:
% 20.94/3.75          (ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 20.94/3.75           X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15)),
% 20.94/3.75      inference('demod', [status(thm)],
% 20.94/3.75                [zip_derived_cl662, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.75                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.75                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.75                 zip_derived_cl1179, zip_derived_cl1223, zip_derived_cl1271, 
% 20.94/3.75                 zip_derived_cl1324, zip_derived_cl1370, zip_derived_cl1424, 
% 20.94/3.75                 zip_derived_cl1485, zip_derived_cl1547])).
% 20.94/3.75  thf(zip_derived_cl1701, plain,
% 20.94/3.75      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.75         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 20.94/3.75         X14 : $i, X15 : $i, X16 : $i]:
% 20.94/3.75          (ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 20.94/3.75           X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ 
% 20.94/3.75           X16)),
% 20.94/3.75      inference('demod', [status(thm)],
% 20.94/3.75                [zip_derived_cl622, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.75                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.75                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.75                 zip_derived_cl1179, zip_derived_cl1223, zip_derived_cl1271, 
% 20.94/3.75                 zip_derived_cl1324, zip_derived_cl1370, zip_derived_cl1424, 
% 20.94/3.75                 zip_derived_cl1485, zip_derived_cl1547, zip_derived_cl1615])).
% 20.94/3.75  thf(zip_derived_cl1791, plain,
% 20.94/3.75      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.75         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 20.94/3.75         X14 : $i, X15 : $i, X16 : $i, X17 : $i]:
% 20.94/3.75          (ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 20.94/3.75           X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 20.94/3.75           X15 @ X16 @ X17)),
% 20.94/3.75      inference('demod', [status(thm)],
% 20.94/3.75                [zip_derived_cl583, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.75                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.75                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.75                 zip_derived_cl1179, zip_derived_cl1223, zip_derived_cl1271, 
% 20.94/3.75                 zip_derived_cl1324, zip_derived_cl1370, zip_derived_cl1424, 
% 20.94/3.75                 zip_derived_cl1485, zip_derived_cl1547, zip_derived_cl1615, 
% 20.94/3.75                 zip_derived_cl1701])).
% 20.94/3.75  thf(zip_derived_cl1876, plain,
% 20.94/3.75      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.75         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 20.94/3.75         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i]:
% 20.94/3.75          (ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 20.94/3.75           X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 20.94/3.75           X15 @ X16 @ X17 @ X18)),
% 20.94/3.75      inference('demod', [status(thm)],
% 20.94/3.75                [zip_derived_cl538, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.75                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.75                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.75                 zip_derived_cl1179, zip_derived_cl1223, zip_derived_cl1271, 
% 20.94/3.75                 zip_derived_cl1324, zip_derived_cl1370, zip_derived_cl1424, 
% 20.94/3.75                 zip_derived_cl1485, zip_derived_cl1547, zip_derived_cl1615, 
% 20.94/3.75                 zip_derived_cl1701, zip_derived_cl1791])).
% 20.94/3.75  thf(zip_derived_cl1958, plain,
% 20.94/3.75      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.75         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 20.94/3.75         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i]:
% 20.94/3.75          (ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 20.94/3.75           X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 20.94/3.75           X15 @ X16 @ X17 @ X18 @ X19)),
% 20.94/3.75      inference('demod', [status(thm)],
% 20.94/3.75                [zip_derived_cl494, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.75                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.75                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.75                 zip_derived_cl1179, zip_derived_cl1223, zip_derived_cl1271, 
% 20.94/3.75                 zip_derived_cl1324, zip_derived_cl1370, zip_derived_cl1424, 
% 20.94/3.75                 zip_derived_cl1485, zip_derived_cl1547, zip_derived_cl1615, 
% 20.94/3.75                 zip_derived_cl1701, zip_derived_cl1791, zip_derived_cl1876])).
% 20.94/3.75  thf(zip_derived_cl2142, plain,
% 20.94/3.75      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.75         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 20.94/3.75         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i]:
% 20.94/3.75         ( (ssPv12_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 20.94/3.75            X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ 
% 20.94/3.75            X16)
% 20.94/3.75          | ~ (ssPv12_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 20.94/3.75               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 20.94/3.75               X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20))),
% 20.94/3.75      inference('demod', [status(thm)],
% 20.94/3.75                [zip_derived_cl404, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.75                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.75                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.75                 zip_derived_cl1179, zip_derived_cl1223, zip_derived_cl1271, 
% 20.94/3.75                 zip_derived_cl1324, zip_derived_cl1370, zip_derived_cl1424, 
% 20.94/3.75                 zip_derived_cl1485, zip_derived_cl1547, zip_derived_cl1615, 
% 20.94/3.75                 zip_derived_cl1701, zip_derived_cl1791, zip_derived_cl1876, 
% 20.94/3.75                 zip_derived_cl1958])).
% 20.94/3.75  thf(zip_derived_cl2306, plain,
% 20.94/3.75      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.75         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 20.94/3.75         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i]:
% 20.94/3.75         (~ (ssPv16_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X20 @ X19 @ 
% 20.94/3.75             X18 @ X17 @ X16 @ X15 @ X14 @ X13 @ X12 @ X11 @ X10 @ X9 @ X8 @ 
% 20.94/3.75             X7 @ X6 @ X5 @ X4 @ X3 @ X2 @ X1 @ X0)
% 20.94/3.75          |  (ssPv8_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X20 @ X19 @ 
% 20.94/3.75              X18 @ X17 @ X16 @ X15 @ X14 @ X13 @ X12 @ X11 @ X10 @ X9 @ X8 @ 
% 20.94/3.75              X7 @ X6 @ X5 @ X4 @ X3 @ X2 @ X1 @ X0)
% 20.94/3.75          |  (ssPv14_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X20 @ 
% 20.94/3.75              X19 @ X18 @ X17 @ X16 @ X15 @ X14 @ X13 @ X12 @ X11 @ X10 @ X9 @ 
% 20.94/3.75              X8 @ X7 @ X6 @ X5 @ X4 @ X3 @ X2 @ X1 @ X0)
% 20.94/3.75          | ~ (ssPv26_3r1r1r1 @ X20 @ X19 @ X18)
% 20.94/3.75          |  (ssPv12_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X20 @ X19 @ X18 @ 
% 20.94/3.75              X17 @ X16 @ X15 @ X14 @ X13 @ X12 @ X11 @ X10 @ X9 @ X8 @ X7 @ 
% 20.94/3.75              X6 @ X5 @ X4))),
% 20.94/3.75      inference('sup-', [status(thm)], [zip_derived_cl2304, zip_derived_cl2142])).
% 20.94/3.75  thf(clause597, conjecture,
% 20.94/3.75    (~( ( ssPv14_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.75          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) | 
% 20.94/3.75        ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 20.94/3.75        ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 20.94/3.75        ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 20.94/3.75        ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 20.94/3.75        ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 20.94/3.75        ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 20.94/3.75        ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 20.94/3.75        ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 20.94/3.75        ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 20.94/3.75        ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.75             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 20.94/3.75        ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.75             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 20.94/3.75        ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.75             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 20.94/3.75        ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.75             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 20.94/3.75        ( ~( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.75             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) | 
% 20.94/3.75        ( ~( ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.75             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) ) | 
% 20.94/3.75        ( ~( ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.75             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 20.94/3.75             X9 @ X10 ) ) | 
% 20.94/3.75        ( ~( ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.75             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 20.94/3.75             X9 @ X10 @ X11 ) ) | 
% 20.94/3.75        ( ~( ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.75             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 20.94/3.75             X9 @ X10 @ X11 @ X12 ) ) | 
% 20.94/3.75        ( ~( ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.75             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 20.94/3.75             X9 @ X10 @ X11 @ X12 @ X13 ) ) | 
% 20.94/3.75        ( ~( ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.75             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 20.94/3.75             X9 @ X10 @ X11 @ X12 @ X13 @ X14 ) ) | 
% 20.94/3.75        ( ~( ssPv14_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.75             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 20.94/3.75             X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 ) ) ))).
% 20.94/3.75  thf(zf_stmt_34, negated_conjecture,
% 20.94/3.75    (( ssPv14_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.75       U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) | 
% 20.94/3.75     ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 20.94/3.75     ( ~( ssNder1_2r1r1 @ U @ V ) ) | ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 20.94/3.75     ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 20.94/3.75     ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 20.94/3.75     ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 20.94/3.75     ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 20.94/3.75     ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 20.94/3.75     ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 20.94/3.75     ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.75          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 20.94/3.75     ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.75          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 20.94/3.75     ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.75          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 20.94/3.75     ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.75          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 20.94/3.75     ( ~( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.75          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) | 
% 20.94/3.75     ( ~( ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.75          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) ) | 
% 20.94/3.75     ( ~( ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.75          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 20.94/3.75          X10 ) ) | 
% 20.94/3.75     ( ~( ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.75          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 20.94/3.75          X10 @ X11 ) ) | 
% 20.94/3.75     ( ~( ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.75          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 20.94/3.75          X10 @ X11 @ X12 ) ) | 
% 20.94/3.75     ( ~( ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.75          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 20.94/3.75          X10 @ X11 @ X12 @ X13 ) ) | 
% 20.94/3.75     ( ~( ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.75          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 20.94/3.75          X10 @ X11 @ X12 @ X13 @ X14 ) ) | 
% 20.94/3.75     ( ~( ssPv14_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.75          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 20.94/3.75          X10 @ X11 @ X12 @ X13 @ X14 @ X15 ) )),
% 20.94/3.75    inference('cnf.neg', [status(esa)], [clause597])).
% 20.94/3.75  thf(zip_derived_cl411, plain,
% 20.94/3.75      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.75         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 20.94/3.75         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i]:
% 20.94/3.75         ( (ssPv14_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 20.94/3.75            X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)
% 20.94/3.75          | ~ (ssNder1_0)
% 20.94/3.75          | ~ (ssNder1_1r1 @ X0)
% 20.94/3.75          | ~ (ssNder1_2r1r1 @ X0 @ X1)
% 20.94/3.75          | ~ (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)
% 20.94/3.75          | ~ (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)
% 20.94/3.75          | ~ (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)
% 20.94/3.75          | ~ (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)
% 20.94/3.75          | ~ (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)
% 20.94/3.75          | ~ (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 20.94/3.75               X7)
% 20.94/3.75          | ~ (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 20.94/3.75               X6 @ X7 @ X8)
% 20.94/3.75          | ~ (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 20.94/3.75               X6 @ X7 @ X8 @ X9)
% 20.94/3.75          | ~ (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 20.94/3.75               X5 @ X6 @ X7 @ X8 @ X9 @ X10)
% 20.94/3.75          | ~ (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 20.94/3.75               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11)
% 20.94/3.75          | ~ (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 20.94/3.75               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)
% 20.94/3.75          | ~ (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 20.94/3.75               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)
% 20.94/3.75          | ~ (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 20.94/3.75               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)
% 20.94/3.75          | ~ (ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 20.94/3.75               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 20.94/3.75               X14 @ X15)
% 20.94/3.75          | ~ (ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 20.94/3.75               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 20.94/3.75               X14 @ X15 @ X16)
% 20.94/3.75          | ~ (ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 20.94/3.75               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 20.94/3.75               X14 @ X15 @ X16 @ X17)
% 20.94/3.75          | ~ (ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 20.94/3.75               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 20.94/3.75               X14 @ X15 @ X16 @ X17 @ X18)
% 20.94/3.75          | ~ (ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 20.94/3.75               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 20.94/3.75               X14 @ X15 @ X16 @ X17 @ X18 @ X19)
% 20.94/3.75          | ~ (ssPv14_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 20.94/3.75               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 20.94/3.75               X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20))),
% 20.94/3.75      inference('cnf', [status(esa)], [zf_stmt_34])).
% 20.94/3.75  thf(zip_derived_cl1007, plain, ( (ssNder1_0)),
% 20.94/3.75      inference('cnf', [status(esa)], [zf_stmt_1])).
% 20.94/3.75  thf(zip_derived_cl1013, plain, (![X0 : $i]:  (ssNder1_1r1 @ X0)),
% 20.94/3.75      inference('demod', [status(thm)],
% 20.94/3.75                [zip_derived_cl1006, zip_derived_cl1007])).
% 20.94/3.75  thf(zip_derived_cl1014, plain,
% 20.94/3.75      (![X0 : $i, X1 : $i]:  (ssNder1_2r1r1 @ X0 @ X1)),
% 20.94/3.75      inference('demod', [status(thm)],
% 20.94/3.75                [zip_derived_cl1005, zip_derived_cl1007, zip_derived_cl1013])).
% 20.94/3.75  thf(zip_derived_cl1021, plain,
% 20.94/3.75      (![X0 : $i, X1 : $i, X2 : $i]:  (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)),
% 20.94/3.75      inference('demod', [status(thm)],
% 20.94/3.75                [zip_derived_cl994, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.75                 zip_derived_cl1014])).
% 20.94/3.75  thf(zip_derived_cl1046, plain,
% 20.94/3.75      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 20.94/3.75          (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)),
% 20.94/3.75      inference('demod', [status(thm)],
% 20.94/3.75                [zip_derived_cl984, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.75                 zip_derived_cl1014, zip_derived_cl1021])).
% 20.94/3.75  thf(zip_derived_cl1070, plain,
% 20.94/3.75      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 20.94/3.75          (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)),
% 20.94/3.75      inference('demod', [status(thm)],
% 20.94/3.75                [zip_derived_cl966, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.75                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046])).
% 20.94/3.75  thf(zip_derived_cl1101, plain,
% 20.94/3.75      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 20.94/3.75          (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)),
% 20.94/3.75      inference('demod', [status(thm)],
% 20.94/3.75                [zip_derived_cl948, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.75                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.75                 zip_derived_cl1070])).
% 20.94/3.75  thf(zip_derived_cl1131, plain,
% 20.94/3.75      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i]:
% 20.94/3.75          (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)),
% 20.94/3.75      inference('demod', [status(thm)],
% 20.94/3.75                [zip_derived_cl928, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.75                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.75                 zip_derived_cl1070, zip_derived_cl1101])).
% 20.94/3.75  thf(zip_derived_cl1179, plain,
% 20.94/3.75      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, X7 : $i]:
% 20.94/3.75          (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7)),
% 20.94/3.75      inference('demod', [status(thm)],
% 20.94/3.75                [zip_derived_cl901, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.75                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.75                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131])).
% 20.94/3.75  thf(zip_derived_cl1223, plain,
% 20.94/3.75      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.75         X7 : $i, X8 : $i]:
% 20.94/3.75          (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 20.94/3.75           X7 @ X8)),
% 20.94/3.75      inference('demod', [status(thm)],
% 20.94/3.75                [zip_derived_cl879, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.75                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.75                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.75                 zip_derived_cl1179])).
% 20.94/3.75  thf(zip_derived_cl1271, plain,
% 20.94/3.75      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.75         X7 : $i, X8 : $i, X9 : $i]:
% 20.94/3.75          (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 20.94/3.75           X7 @ X8 @ X9)),
% 20.94/3.75      inference('demod', [status(thm)],
% 20.94/3.75                [zip_derived_cl854, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.75                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.75                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.75                 zip_derived_cl1179, zip_derived_cl1223])).
% 20.94/3.75  thf(zip_derived_cl1324, plain,
% 20.94/3.75      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.75         X7 : $i, X8 : $i, X9 : $i, X10 : $i]:
% 20.94/3.75          (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 20.94/3.75           X6 @ X7 @ X8 @ X9 @ X10)),
% 20.94/3.75      inference('demod', [status(thm)],
% 20.94/3.75                [zip_derived_cl826, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.75                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.75                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.75                 zip_derived_cl1179, zip_derived_cl1223, zip_derived_cl1271])).
% 20.94/3.75  thf(zip_derived_cl1370, plain,
% 20.94/3.75      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.75         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i]:
% 20.94/3.75          (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 20.94/3.75           X6 @ X7 @ X8 @ X9 @ X10 @ X11)),
% 20.94/3.75      inference('demod', [status(thm)],
% 20.94/3.75                [zip_derived_cl800, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.75                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.75                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.75                 zip_derived_cl1179, zip_derived_cl1223, zip_derived_cl1271, 
% 20.94/3.75                 zip_derived_cl1324])).
% 20.94/3.75  thf(zip_derived_cl1424, plain,
% 20.94/3.75      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.75         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i]:
% 20.94/3.75          (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 20.94/3.75           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)),
% 20.94/3.75      inference('demod', [status(thm)],
% 20.94/3.75                [zip_derived_cl769, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.75                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.75                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.75                 zip_derived_cl1179, zip_derived_cl1223, zip_derived_cl1271, 
% 20.94/3.75                 zip_derived_cl1324, zip_derived_cl1370])).
% 20.94/3.75  thf(zip_derived_cl1485, plain,
% 20.94/3.75      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.75         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i]:
% 20.94/3.75          (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 20.94/3.75           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)),
% 20.94/3.75      inference('demod', [status(thm)],
% 20.94/3.75                [zip_derived_cl737, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.75                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.75                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.75                 zip_derived_cl1179, zip_derived_cl1223, zip_derived_cl1271, 
% 20.94/3.75                 zip_derived_cl1324, zip_derived_cl1370, zip_derived_cl1424])).
% 20.94/3.75  thf(zip_derived_cl1547, plain,
% 20.94/3.75      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.75         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 20.94/3.75         X14 : $i]:
% 20.94/3.75          (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 20.94/3.75           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)),
% 20.94/3.75      inference('demod', [status(thm)],
% 20.94/3.75                [zip_derived_cl702, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.75                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.75                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.75                 zip_derived_cl1179, zip_derived_cl1223, zip_derived_cl1271, 
% 20.94/3.75                 zip_derived_cl1324, zip_derived_cl1370, zip_derived_cl1424, 
% 20.94/3.75                 zip_derived_cl1485])).
% 20.94/3.75  thf(zip_derived_cl1615, plain,
% 20.94/3.75      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.75         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 20.94/3.75         X14 : $i, X15 : $i]:
% 20.94/3.75          (ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 20.94/3.75           X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15)),
% 20.94/3.75      inference('demod', [status(thm)],
% 20.94/3.75                [zip_derived_cl662, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.75                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.75                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.75                 zip_derived_cl1179, zip_derived_cl1223, zip_derived_cl1271, 
% 20.94/3.75                 zip_derived_cl1324, zip_derived_cl1370, zip_derived_cl1424, 
% 20.94/3.75                 zip_derived_cl1485, zip_derived_cl1547])).
% 20.94/3.75  thf(zip_derived_cl1701, plain,
% 20.94/3.75      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.75         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 20.94/3.75         X14 : $i, X15 : $i, X16 : $i]:
% 20.94/3.75          (ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 20.94/3.75           X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ 
% 20.94/3.75           X16)),
% 20.94/3.75      inference('demod', [status(thm)],
% 20.94/3.75                [zip_derived_cl622, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.75                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.75                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.75                 zip_derived_cl1179, zip_derived_cl1223, zip_derived_cl1271, 
% 20.94/3.75                 zip_derived_cl1324, zip_derived_cl1370, zip_derived_cl1424, 
% 20.94/3.75                 zip_derived_cl1485, zip_derived_cl1547, zip_derived_cl1615])).
% 20.94/3.75  thf(zip_derived_cl1791, plain,
% 20.94/3.75      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.75         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 20.94/3.75         X14 : $i, X15 : $i, X16 : $i, X17 : $i]:
% 20.94/3.75          (ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 20.94/3.75           X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 20.94/3.75           X15 @ X16 @ X17)),
% 20.94/3.75      inference('demod', [status(thm)],
% 20.94/3.75                [zip_derived_cl583, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.75                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.75                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.75                 zip_derived_cl1179, zip_derived_cl1223, zip_derived_cl1271, 
% 20.94/3.75                 zip_derived_cl1324, zip_derived_cl1370, zip_derived_cl1424, 
% 20.94/3.75                 zip_derived_cl1485, zip_derived_cl1547, zip_derived_cl1615, 
% 20.94/3.75                 zip_derived_cl1701])).
% 20.94/3.75  thf(zip_derived_cl1876, plain,
% 20.94/3.75      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.75         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 20.94/3.75         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i]:
% 20.94/3.75          (ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 20.94/3.75           X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 20.94/3.75           X15 @ X16 @ X17 @ X18)),
% 20.94/3.75      inference('demod', [status(thm)],
% 20.94/3.75                [zip_derived_cl538, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.75                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.75                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.75                 zip_derived_cl1179, zip_derived_cl1223, zip_derived_cl1271, 
% 20.94/3.75                 zip_derived_cl1324, zip_derived_cl1370, zip_derived_cl1424, 
% 20.94/3.75                 zip_derived_cl1485, zip_derived_cl1547, zip_derived_cl1615, 
% 20.94/3.75                 zip_derived_cl1701, zip_derived_cl1791])).
% 20.94/3.75  thf(zip_derived_cl1958, plain,
% 20.94/3.75      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.75         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 20.94/3.75         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i]:
% 20.94/3.75          (ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 20.94/3.75           X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 20.94/3.75           X15 @ X16 @ X17 @ X18 @ X19)),
% 20.94/3.75      inference('demod', [status(thm)],
% 20.94/3.75                [zip_derived_cl494, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.75                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.75                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.75                 zip_derived_cl1179, zip_derived_cl1223, zip_derived_cl1271, 
% 20.94/3.75                 zip_derived_cl1324, zip_derived_cl1370, zip_derived_cl1424, 
% 20.94/3.75                 zip_derived_cl1485, zip_derived_cl1547, zip_derived_cl1615, 
% 20.94/3.75                 zip_derived_cl1701, zip_derived_cl1791, zip_derived_cl1876])).
% 20.94/3.75  thf(zip_derived_cl2118, plain,
% 20.94/3.75      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.75         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 20.94/3.75         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i]:
% 20.94/3.75         ( (ssPv14_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 20.94/3.75            X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)
% 20.94/3.75          | ~ (ssPv14_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 20.94/3.75               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 20.94/3.75               X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20))),
% 20.94/3.75      inference('demod', [status(thm)],
% 20.94/3.75                [zip_derived_cl411, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.75                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.75                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.75                 zip_derived_cl1179, zip_derived_cl1223, zip_derived_cl1271, 
% 20.94/3.75                 zip_derived_cl1324, zip_derived_cl1370, zip_derived_cl1424, 
% 20.94/3.75                 zip_derived_cl1485, zip_derived_cl1547, zip_derived_cl1615, 
% 20.94/3.75                 zip_derived_cl1701, zip_derived_cl1791, zip_derived_cl1876, 
% 20.94/3.75                 zip_derived_cl1958])).
% 20.94/3.75  thf(zip_derived_cl2307, plain,
% 20.94/3.75      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.75         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 20.94/3.75         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i]:
% 20.94/3.75         ( (ssPv12_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X20 @ X19 @ X18 @ 
% 20.94/3.75            X17 @ X16 @ X15 @ X14 @ X13 @ X12 @ X11 @ X10 @ X9 @ X8 @ X7 @ 
% 20.94/3.75            X6 @ X5 @ X4)
% 20.94/3.75          | ~ (ssPv26_3r1r1r1 @ X20 @ X19 @ X18)
% 20.94/3.75          |  (ssPv8_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X20 @ X19 @ 
% 20.94/3.75              X18 @ X17 @ X16 @ X15 @ X14 @ X13 @ X12 @ X11 @ X10 @ X9 @ X8 @ 
% 20.94/3.75              X7 @ X6 @ X5 @ X4 @ X3 @ X2 @ X1 @ X0)
% 20.94/3.75          | ~ (ssPv16_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X20 @ 
% 20.94/3.75               X19 @ X18 @ X17 @ X16 @ X15 @ X14 @ X13 @ X12 @ X11 @ X10 @ 
% 20.94/3.75               X9 @ X8 @ X7 @ X6 @ X5 @ X4 @ X3 @ X2 @ X1 @ X0)
% 20.94/3.75          |  (ssPv14_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X20 @ X19 @ X18 @ 
% 20.94/3.75              X17 @ X16 @ X15 @ X14 @ X13 @ X12 @ X11 @ X10 @ X9 @ X8 @ X7 @ X6))),
% 20.94/3.75      inference('sup-', [status(thm)], [zip_derived_cl2306, zip_derived_cl2118])).
% 20.94/3.75  thf(zip_derived_cl2308, plain,
% 20.94/3.75      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.75         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 20.94/3.75         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i]:
% 20.94/3.75         (~ (ssPv16_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X20 @ X19 @ X18 @ X17 @ 
% 20.94/3.75             X16 @ X15 @ X14 @ X13 @ X12 @ X11 @ X10 @ X9 @ X8)
% 20.94/3.75          |  (ssPv14_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X20 @ X19 @ X18 @ 
% 20.94/3.75              X17 @ X16 @ X15 @ X14 @ X13 @ X12 @ X11 @ X10 @ X9 @ X8 @ X7 @ X6)
% 20.94/3.75          |  (ssPv8_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X20 @ X19 @ 
% 20.94/3.75              X18 @ X17 @ X16 @ X15 @ X14 @ X13 @ X12 @ X11 @ X10 @ X9 @ X8 @ 
% 20.94/3.75              X7 @ X6 @ X5 @ X4 @ X3 @ X2 @ X1 @ X0)
% 20.94/3.75          | ~ (ssPv26_3r1r1r1 @ X20 @ X19 @ X18)
% 20.94/3.75          |  (ssPv12_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X20 @ X19 @ X18 @ 
% 20.94/3.75              X17 @ X16 @ X15 @ X14 @ X13 @ X12 @ X11 @ X10 @ X9 @ X8 @ X7 @ 
% 20.94/3.75              X6 @ X5 @ X4))),
% 20.94/3.75      inference('sup-', [status(thm)], [zip_derived_cl2130, zip_derived_cl2307])).
% 20.94/3.75  thf(clause516, conjecture,
% 20.94/3.75    (~( ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 20.94/3.75        ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 20.94/3.75        ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 20.94/3.75        ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 20.94/3.75        ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 20.94/3.75        ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 20.94/3.75        ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 20.94/3.75        ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 20.94/3.75        ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 20.94/3.75        ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.75             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 20.94/3.75        ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.75             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 20.94/3.75        ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.75             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 20.94/3.75        ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.75             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 20.94/3.75        ( ~( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.75             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) | 
% 20.94/3.75        ( ~( ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.75             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) ) | 
% 20.94/3.75        ( ~( ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.75             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 20.94/3.75             X9 @ X10 ) ) | 
% 20.94/3.75        ( ~( ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.75             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 20.94/3.75             X9 @ X10 @ X11 ) ) | 
% 20.94/3.75        ( ~( ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.75             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 20.94/3.75             X9 @ X10 @ X11 @ X12 ) ) | 
% 20.94/3.75        ( ~( ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.75             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 20.94/3.75             X9 @ X10 @ X11 @ X12 @ X13 ) ) | 
% 20.94/3.75        ( ~( ssPv8_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.75             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 20.94/3.75             X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ skc31 ) ) ))).
% 20.94/3.75  thf(zf_stmt_35, negated_conjecture,
% 20.94/3.75    (( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 20.94/3.75     ( ~( ssNder1_2r1r1 @ U @ V ) ) | ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 20.94/3.75     ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 20.94/3.75     ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 20.94/3.75     ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 20.94/3.75     ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 20.94/3.75     ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 20.94/3.75     ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 20.94/3.75     ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.75          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 20.94/3.75     ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.75          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 20.94/3.75     ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.75          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 20.94/3.75     ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.75          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 20.94/3.75     ( ~( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.75          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) | 
% 20.94/3.75     ( ~( ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.75          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) ) | 
% 20.94/3.75     ( ~( ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.75          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 20.94/3.75          X10 ) ) | 
% 20.94/3.75     ( ~( ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.75          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 20.94/3.75          X10 @ X11 ) ) | 
% 20.94/3.75     ( ~( ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.75          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 20.94/3.75          X10 @ X11 @ X12 ) ) | 
% 20.94/3.75     ( ~( ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.75          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 20.94/3.75          X10 @ X11 @ X12 @ X13 ) ) | 
% 20.94/3.75     ( ~( ssPv8_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.75          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 20.94/3.75          X10 @ X11 @ X12 @ X13 @ X14 @ skc31 ) )),
% 20.94/3.75    inference('cnf.neg', [status(esa)], [clause516])).
% 20.94/3.75  thf(zip_derived_cl492, plain,
% 20.94/3.75      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.75         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 20.94/3.75         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i]:
% 20.94/3.75         (~ (ssNder1_0)
% 20.94/3.75          | ~ (ssNder1_1r1 @ X0)
% 20.94/3.75          | ~ (ssNder1_2r1r1 @ X0 @ X1)
% 20.94/3.75          | ~ (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)
% 20.94/3.75          | ~ (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)
% 20.94/3.75          | ~ (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)
% 20.94/3.75          | ~ (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)
% 20.94/3.75          | ~ (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)
% 20.94/3.75          | ~ (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 20.94/3.75               X7)
% 20.94/3.75          | ~ (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 20.94/3.75               X6 @ X7 @ X8)
% 20.94/3.75          | ~ (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 20.94/3.75               X6 @ X7 @ X8 @ X9)
% 20.94/3.75          | ~ (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 20.94/3.75               X5 @ X6 @ X7 @ X8 @ X9 @ X10)
% 20.94/3.75          | ~ (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 20.94/3.75               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11)
% 20.94/3.75          | ~ (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 20.94/3.75               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)
% 20.94/3.75          | ~ (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 20.94/3.75               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)
% 20.94/3.75          | ~ (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 20.94/3.75               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)
% 20.94/3.75          | ~ (ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 20.94/3.75               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 20.94/3.75               X14 @ X15)
% 20.94/3.75          | ~ (ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 20.94/3.75               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 20.94/3.75               X14 @ X15 @ X16)
% 20.94/3.75          | ~ (ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 20.94/3.75               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 20.94/3.75               X14 @ X15 @ X16 @ X17)
% 20.94/3.75          | ~ (ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 20.94/3.75               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 20.94/3.75               X14 @ X15 @ X16 @ X17 @ X18)
% 20.94/3.75          | ~ (ssPv8_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 20.94/3.75               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 20.94/3.75               X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ skc31))),
% 20.94/3.75      inference('cnf', [status(esa)], [zf_stmt_35])).
% 20.94/3.75  thf(zip_derived_cl1007, plain, ( (ssNder1_0)),
% 20.94/3.75      inference('cnf', [status(esa)], [zf_stmt_1])).
% 20.94/3.75  thf(zip_derived_cl1013, plain, (![X0 : $i]:  (ssNder1_1r1 @ X0)),
% 20.94/3.75      inference('demod', [status(thm)],
% 20.94/3.75                [zip_derived_cl1006, zip_derived_cl1007])).
% 20.94/3.75  thf(zip_derived_cl1014, plain,
% 20.94/3.75      (![X0 : $i, X1 : $i]:  (ssNder1_2r1r1 @ X0 @ X1)),
% 20.94/3.75      inference('demod', [status(thm)],
% 20.94/3.75                [zip_derived_cl1005, zip_derived_cl1007, zip_derived_cl1013])).
% 20.94/3.75  thf(zip_derived_cl1021, plain,
% 20.94/3.75      (![X0 : $i, X1 : $i, X2 : $i]:  (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)),
% 20.94/3.75      inference('demod', [status(thm)],
% 20.94/3.75                [zip_derived_cl994, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.75                 zip_derived_cl1014])).
% 20.94/3.75  thf(zip_derived_cl1046, plain,
% 20.94/3.75      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 20.94/3.75          (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)),
% 20.94/3.75      inference('demod', [status(thm)],
% 20.94/3.75                [zip_derived_cl984, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.75                 zip_derived_cl1014, zip_derived_cl1021])).
% 20.94/3.75  thf(zip_derived_cl1070, plain,
% 20.94/3.75      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 20.94/3.75          (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)),
% 20.94/3.75      inference('demod', [status(thm)],
% 20.94/3.75                [zip_derived_cl966, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.75                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046])).
% 20.94/3.75  thf(zip_derived_cl1101, plain,
% 20.94/3.75      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 20.94/3.75          (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)),
% 20.94/3.75      inference('demod', [status(thm)],
% 20.94/3.75                [zip_derived_cl948, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.75                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.75                 zip_derived_cl1070])).
% 20.94/3.75  thf(zip_derived_cl1131, plain,
% 20.94/3.75      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i]:
% 20.94/3.75          (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)),
% 20.94/3.75      inference('demod', [status(thm)],
% 20.94/3.75                [zip_derived_cl928, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.75                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.75                 zip_derived_cl1070, zip_derived_cl1101])).
% 20.94/3.75  thf(zip_derived_cl1176, plain,
% 20.94/3.75      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.75         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 20.94/3.75         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i]:
% 20.94/3.75         (~ (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7)
% 20.94/3.75          | ~ (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 20.94/3.75               X6 @ X7 @ X8)
% 20.94/3.75          | ~ (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 20.94/3.75               X6 @ X7 @ X8 @ X9)
% 20.94/3.75          | ~ (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 20.94/3.75               X5 @ X6 @ X7 @ X8 @ X9 @ X10)
% 20.94/3.75          | ~ (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 20.94/3.75               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11)
% 20.94/3.75          | ~ (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 20.94/3.75               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)
% 20.94/3.75          | ~ (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 20.94/3.75               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)
% 20.94/3.75          | ~ (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 20.94/3.75               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)
% 20.94/3.75          | ~ (ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 20.94/3.75               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 20.94/3.75               X14 @ X15)
% 20.94/3.75          | ~ (ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 20.94/3.75               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 20.94/3.75               X14 @ X15 @ X16)
% 20.94/3.75          | ~ (ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 20.94/3.75               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 20.94/3.75               X14 @ X15 @ X16 @ X17)
% 20.94/3.75          | ~ (ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 20.94/3.75               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 20.94/3.75               X14 @ X15 @ X16 @ X17 @ X18)
% 20.94/3.75          | ~ (ssPv8_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 20.94/3.75               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 20.94/3.75               X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ skc31))),
% 20.94/3.75      inference('demod', [status(thm)],
% 20.94/3.75                [zip_derived_cl492, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.75                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.75                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131])).
% 20.94/3.75  thf(zip_derived_cl1179, plain,
% 20.94/3.75      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, X7 : $i]:
% 20.94/3.75          (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7)),
% 20.94/3.75      inference('demod', [status(thm)],
% 20.94/3.75                [zip_derived_cl901, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.75                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.75                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131])).
% 20.94/3.75  thf(zip_derived_cl1188, plain,
% 20.94/3.75      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.75         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 20.94/3.75         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i]:
% 20.94/3.75         (~ (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 20.94/3.75             X7 @ X8)
% 20.94/3.75          | ~ (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 20.94/3.75               X6 @ X7 @ X8 @ X9)
% 20.94/3.75          | ~ (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 20.94/3.75               X5 @ X6 @ X7 @ X8 @ X9 @ X10)
% 20.94/3.75          | ~ (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 20.94/3.75               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11)
% 20.94/3.75          | ~ (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 20.94/3.75               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)
% 20.94/3.75          | ~ (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 20.94/3.75               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)
% 20.94/3.75          | ~ (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 20.94/3.75               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)
% 20.94/3.75          | ~ (ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 20.94/3.75               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 20.94/3.75               X14 @ X15)
% 20.94/3.75          | ~ (ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 20.94/3.75               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 20.94/3.75               X14 @ X15 @ X16)
% 20.94/3.75          | ~ (ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 20.94/3.75               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 20.94/3.75               X14 @ X15 @ X16 @ X17)
% 20.94/3.75          | ~ (ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 20.94/3.75               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 20.94/3.75               X14 @ X15 @ X16 @ X17 @ X18)
% 20.94/3.75          | ~ (ssPv8_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 20.94/3.75               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 20.94/3.75               X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ skc31))),
% 20.94/3.75      inference('demod', [status(thm)],
% 20.94/3.75                [zip_derived_cl1176, zip_derived_cl1179])).
% 20.94/3.75  thf(zip_derived_cl1223, plain,
% 20.94/3.75      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.75         X7 : $i, X8 : $i]:
% 20.94/3.75          (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 20.94/3.75           X7 @ X8)),
% 20.94/3.75      inference('demod', [status(thm)],
% 20.94/3.75                [zip_derived_cl879, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.75                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.75                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.75                 zip_derived_cl1179])).
% 20.94/3.75  thf(zip_derived_cl1265, plain,
% 20.94/3.75      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.75         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 20.94/3.75         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i]:
% 20.94/3.75         (~ (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 20.94/3.75             X6 @ X7 @ X8 @ X9)
% 20.94/3.75          | ~ (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 20.94/3.75               X5 @ X6 @ X7 @ X8 @ X9 @ X10)
% 20.94/3.75          | ~ (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 20.94/3.75               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11)
% 20.94/3.75          | ~ (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 20.94/3.75               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)
% 20.94/3.75          | ~ (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 20.94/3.75               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)
% 20.94/3.75          | ~ (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 20.94/3.75               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)
% 20.94/3.75          | ~ (ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 20.94/3.75               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 20.94/3.75               X14 @ X15)
% 20.94/3.75          | ~ (ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 20.94/3.75               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 20.94/3.75               X14 @ X15 @ X16)
% 20.94/3.75          | ~ (ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 20.94/3.75               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 20.94/3.75               X14 @ X15 @ X16 @ X17)
% 20.94/3.75          | ~ (ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 20.94/3.75               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 20.94/3.75               X14 @ X15 @ X16 @ X17 @ X18)
% 20.94/3.75          | ~ (ssPv8_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 20.94/3.75               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 20.94/3.75               X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ skc31))),
% 20.94/3.75      inference('demod', [status(thm)],
% 20.94/3.75                [zip_derived_cl1188, zip_derived_cl1223])).
% 20.94/3.75  thf(zip_derived_cl1271, plain,
% 20.94/3.75      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.75         X7 : $i, X8 : $i, X9 : $i]:
% 20.94/3.75          (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 20.94/3.75           X7 @ X8 @ X9)),
% 20.94/3.75      inference('demod', [status(thm)],
% 20.94/3.75                [zip_derived_cl854, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.75                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.75                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.75                 zip_derived_cl1179, zip_derived_cl1223])).
% 20.94/3.75  thf(zip_derived_cl1279, plain,
% 20.94/3.75      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.75         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 20.94/3.75         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i]:
% 20.94/3.75         (~ (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 20.94/3.75             X6 @ X7 @ X8 @ X9 @ X10)
% 20.94/3.75          | ~ (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 20.94/3.75               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11)
% 20.94/3.75          | ~ (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 20.94/3.75               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)
% 20.94/3.75          | ~ (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 20.94/3.75               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)
% 20.94/3.75          | ~ (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 20.94/3.75               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)
% 20.94/3.75          | ~ (ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 20.94/3.75               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 20.94/3.75               X14 @ X15)
% 20.94/3.75          | ~ (ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 20.94/3.75               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 20.94/3.75               X14 @ X15 @ X16)
% 20.94/3.75          | ~ (ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 20.94/3.75               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 20.94/3.75               X14 @ X15 @ X16 @ X17)
% 20.94/3.75          | ~ (ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 20.94/3.75               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 20.94/3.75               X14 @ X15 @ X16 @ X17 @ X18)
% 20.94/3.75          | ~ (ssPv8_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 20.94/3.75               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 20.94/3.75               X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ skc31))),
% 20.94/3.75      inference('demod', [status(thm)],
% 20.94/3.75                [zip_derived_cl1265, zip_derived_cl1271])).
% 20.94/3.75  thf(zip_derived_cl1324, plain,
% 20.94/3.75      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.75         X7 : $i, X8 : $i, X9 : $i, X10 : $i]:
% 20.94/3.75          (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 20.94/3.75           X6 @ X7 @ X8 @ X9 @ X10)),
% 20.94/3.75      inference('demod', [status(thm)],
% 20.94/3.75                [zip_derived_cl826, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.75                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.75                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.75                 zip_derived_cl1179, zip_derived_cl1223, zip_derived_cl1271])).
% 20.94/3.75  thf(zip_derived_cl1332, plain,
% 20.94/3.75      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.75         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 20.94/3.75         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i]:
% 20.94/3.75         (~ (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 20.94/3.75             X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11)
% 20.94/3.75          | ~ (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 20.94/3.75               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)
% 20.94/3.75          | ~ (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 20.94/3.75               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)
% 20.94/3.75          | ~ (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 20.94/3.75               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)
% 20.94/3.75          | ~ (ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 20.94/3.75               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 20.94/3.75               X14 @ X15)
% 20.94/3.75          | ~ (ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 20.94/3.75               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 20.94/3.75               X14 @ X15 @ X16)
% 20.94/3.75          | ~ (ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 20.94/3.75               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 20.94/3.75               X14 @ X15 @ X16 @ X17)
% 20.94/3.75          | ~ (ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 20.94/3.75               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 20.94/3.75               X14 @ X15 @ X16 @ X17 @ X18)
% 20.94/3.75          | ~ (ssPv8_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 20.94/3.75               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 20.94/3.75               X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ skc31))),
% 20.94/3.75      inference('demod', [status(thm)],
% 20.94/3.75                [zip_derived_cl1279, zip_derived_cl1324])).
% 20.94/3.75  thf(zip_derived_cl1370, plain,
% 20.94/3.75      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.75         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i]:
% 20.94/3.75          (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 20.94/3.75           X6 @ X7 @ X8 @ X9 @ X10 @ X11)),
% 20.94/3.75      inference('demod', [status(thm)],
% 20.94/3.75                [zip_derived_cl800, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.75                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.75                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.75                 zip_derived_cl1179, zip_derived_cl1223, zip_derived_cl1271, 
% 20.94/3.75                 zip_derived_cl1324])).
% 20.94/3.75  thf(zip_derived_cl1377, plain,
% 20.94/3.75      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.75         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 20.94/3.75         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i]:
% 20.94/3.75         (~ (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 20.94/3.75             X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)
% 20.94/3.75          | ~ (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 20.94/3.75               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)
% 20.94/3.75          | ~ (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 20.94/3.75               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)
% 20.94/3.75          | ~ (ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 20.94/3.75               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 20.94/3.75               X14 @ X15)
% 20.94/3.75          | ~ (ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 20.94/3.75               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 20.94/3.75               X14 @ X15 @ X16)
% 20.94/3.75          | ~ (ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 20.94/3.75               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 20.94/3.75               X14 @ X15 @ X16 @ X17)
% 20.94/3.75          | ~ (ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 20.94/3.75               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 20.94/3.75               X14 @ X15 @ X16 @ X17 @ X18)
% 20.94/3.75          | ~ (ssPv8_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 20.94/3.75               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 20.94/3.75               X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ skc31))),
% 20.94/3.75      inference('demod', [status(thm)],
% 20.94/3.75                [zip_derived_cl1332, zip_derived_cl1370])).
% 20.94/3.75  thf(zip_derived_cl1424, plain,
% 20.94/3.75      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.75         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i]:
% 20.94/3.75          (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 20.94/3.75           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)),
% 20.94/3.75      inference('demod', [status(thm)],
% 20.94/3.75                [zip_derived_cl769, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.75                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.75                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.75                 zip_derived_cl1179, zip_derived_cl1223, zip_derived_cl1271, 
% 20.94/3.75                 zip_derived_cl1324, zip_derived_cl1370])).
% 20.94/3.75  thf(zip_derived_cl1429, plain,
% 20.94/3.75      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.75         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 20.94/3.75         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i]:
% 20.94/3.75         (~ (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 20.94/3.75             X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)
% 20.94/3.75          | ~ (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 20.94/3.75               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)
% 20.94/3.75          | ~ (ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 20.94/3.75               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 20.94/3.75               X14 @ X15)
% 20.94/3.75          | ~ (ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 20.94/3.75               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 20.94/3.75               X14 @ X15 @ X16)
% 20.94/3.75          | ~ (ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 20.94/3.75               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 20.94/3.75               X14 @ X15 @ X16 @ X17)
% 20.94/3.75          | ~ (ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 20.94/3.75               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 20.94/3.75               X14 @ X15 @ X16 @ X17 @ X18)
% 20.94/3.75          | ~ (ssPv8_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 20.94/3.75               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 20.94/3.75               X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ skc31))),
% 20.94/3.75      inference('demod', [status(thm)],
% 20.94/3.75                [zip_derived_cl1377, zip_derived_cl1424])).
% 20.94/3.75  thf(zip_derived_cl1485, plain,
% 20.94/3.75      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.75         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i]:
% 20.94/3.75          (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 20.94/3.75           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)),
% 20.94/3.75      inference('demod', [status(thm)],
% 20.94/3.75                [zip_derived_cl737, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.75                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.75                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.75                 zip_derived_cl1179, zip_derived_cl1223, zip_derived_cl1271, 
% 20.94/3.75                 zip_derived_cl1324, zip_derived_cl1370, zip_derived_cl1424])).
% 20.94/3.75  thf(zip_derived_cl1489, plain,
% 20.94/3.75      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.75         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 20.94/3.75         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i]:
% 20.94/3.75         (~ (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 20.94/3.75             X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)
% 20.94/3.75          | ~ (ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 20.94/3.75               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 20.94/3.75               X14 @ X15)
% 20.94/3.75          | ~ (ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 20.94/3.75               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 20.94/3.75               X14 @ X15 @ X16)
% 20.94/3.75          | ~ (ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 20.94/3.75               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 20.94/3.75               X14 @ X15 @ X16 @ X17)
% 20.94/3.75          | ~ (ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 20.94/3.75               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 20.94/3.75               X14 @ X15 @ X16 @ X17 @ X18)
% 20.94/3.75          | ~ (ssPv8_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 20.94/3.75               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 20.94/3.75               X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ skc31))),
% 20.94/3.75      inference('demod', [status(thm)],
% 20.94/3.75                [zip_derived_cl1429, zip_derived_cl1485])).
% 20.94/3.75  thf(zip_derived_cl1547, plain,
% 20.94/3.75      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.75         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 20.94/3.75         X14 : $i]:
% 20.94/3.75          (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 20.94/3.75           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)),
% 20.94/3.75      inference('demod', [status(thm)],
% 20.94/3.75                [zip_derived_cl702, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.75                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.75                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.75                 zip_derived_cl1179, zip_derived_cl1223, zip_derived_cl1271, 
% 20.94/3.75                 zip_derived_cl1324, zip_derived_cl1370, zip_derived_cl1424, 
% 20.94/3.75                 zip_derived_cl1485])).
% 20.94/3.75  thf(zip_derived_cl1550, plain,
% 20.94/3.75      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.75         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 20.94/3.75         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i]:
% 20.94/3.75         (~ (ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 20.94/3.75             X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15)
% 20.94/3.75          | ~ (ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 20.94/3.75               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 20.94/3.75               X14 @ X15 @ X16)
% 20.94/3.75          | ~ (ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 20.94/3.75               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 20.94/3.75               X14 @ X15 @ X16 @ X17)
% 20.94/3.75          | ~ (ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 20.94/3.75               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 20.94/3.75               X14 @ X15 @ X16 @ X17 @ X18)
% 20.94/3.75          | ~ (ssPv8_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 20.94/3.75               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 20.94/3.75               X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ skc31))),
% 20.94/3.75      inference('demod', [status(thm)],
% 20.94/3.75                [zip_derived_cl1489, zip_derived_cl1547])).
% 20.94/3.75  thf(zip_derived_cl1615, plain,
% 20.94/3.75      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.75         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 20.94/3.75         X14 : $i, X15 : $i]:
% 20.94/3.75          (ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 20.94/3.75           X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15)),
% 20.94/3.75      inference('demod', [status(thm)],
% 20.94/3.75                [zip_derived_cl662, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.75                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.75                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.75                 zip_derived_cl1179, zip_derived_cl1223, zip_derived_cl1271, 
% 20.94/3.75                 zip_derived_cl1324, zip_derived_cl1370, zip_derived_cl1424, 
% 20.94/3.75                 zip_derived_cl1485, zip_derived_cl1547])).
% 20.94/3.75  thf(zip_derived_cl1618, plain,
% 20.94/3.75      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.75         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 20.94/3.75         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i]:
% 20.94/3.75         (~ (ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 20.94/3.75             X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 20.94/3.75             X15 @ X16)
% 20.94/3.75          | ~ (ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 20.94/3.75               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 20.94/3.75               X14 @ X15 @ X16 @ X17)
% 20.94/3.75          | ~ (ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 20.94/3.75               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 20.94/3.75               X14 @ X15 @ X16 @ X17 @ X18)
% 20.94/3.75          | ~ (ssPv8_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 20.94/3.75               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 20.94/3.75               X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ skc31))),
% 20.94/3.75      inference('demod', [status(thm)],
% 20.94/3.75                [zip_derived_cl1550, zip_derived_cl1615])).
% 20.94/3.75  thf(zip_derived_cl1701, plain,
% 20.94/3.75      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.75         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 20.94/3.75         X14 : $i, X15 : $i, X16 : $i]:
% 20.94/3.75          (ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 20.94/3.75           X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ 
% 20.94/3.75           X16)),
% 20.94/3.75      inference('demod', [status(thm)],
% 20.94/3.75                [zip_derived_cl622, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.75                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.75                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.75                 zip_derived_cl1179, zip_derived_cl1223, zip_derived_cl1271, 
% 20.94/3.75                 zip_derived_cl1324, zip_derived_cl1370, zip_derived_cl1424, 
% 20.94/3.75                 zip_derived_cl1485, zip_derived_cl1547, zip_derived_cl1615])).
% 20.94/3.75  thf(zip_derived_cl1702, plain,
% 20.94/3.75      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.75         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 20.94/3.75         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i]:
% 20.94/3.75         (~ (ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 20.94/3.75             X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 20.94/3.75             X15 @ X16 @ X17)
% 20.94/3.75          | ~ (ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 20.94/3.75               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 20.94/3.75               X14 @ X15 @ X16 @ X17 @ X18)
% 20.94/3.75          | ~ (ssPv8_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 20.94/3.75               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 20.94/3.75               X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ skc31))),
% 20.94/3.75      inference('demod', [status(thm)],
% 20.94/3.75                [zip_derived_cl1618, zip_derived_cl1701])).
% 20.94/3.75  thf(zip_derived_cl1791, plain,
% 20.94/3.75      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.75         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 20.94/3.75         X14 : $i, X15 : $i, X16 : $i, X17 : $i]:
% 20.94/3.75          (ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 20.94/3.75           X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 20.94/3.75           X15 @ X16 @ X17)),
% 20.94/3.75      inference('demod', [status(thm)],
% 20.94/3.75                [zip_derived_cl583, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.75                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.75                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.75                 zip_derived_cl1179, zip_derived_cl1223, zip_derived_cl1271, 
% 20.94/3.75                 zip_derived_cl1324, zip_derived_cl1370, zip_derived_cl1424, 
% 20.94/3.75                 zip_derived_cl1485, zip_derived_cl1547, zip_derived_cl1615, 
% 20.94/3.75                 zip_derived_cl1701])).
% 20.94/3.75  thf(zip_derived_cl1792, plain,
% 20.94/3.75      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.75         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 20.94/3.75         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i]:
% 20.94/3.75         (~ (ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 20.94/3.75             X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 20.94/3.75             X15 @ X16 @ X17 @ X18)
% 20.94/3.75          | ~ (ssPv8_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 20.94/3.75               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 20.94/3.75               X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ skc31))),
% 20.94/3.75      inference('demod', [status(thm)],
% 20.94/3.75                [zip_derived_cl1702, zip_derived_cl1791])).
% 20.94/3.75  thf(zip_derived_cl1876, plain,
% 20.94/3.75      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.75         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 20.94/3.75         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i]:
% 20.94/3.75          (ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 20.94/3.75           X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 20.94/3.75           X15 @ X16 @ X17 @ X18)),
% 20.94/3.75      inference('demod', [status(thm)],
% 20.94/3.75                [zip_derived_cl538, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.75                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.75                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.75                 zip_derived_cl1179, zip_derived_cl1223, zip_derived_cl1271, 
% 20.94/3.75                 zip_derived_cl1324, zip_derived_cl1370, zip_derived_cl1424, 
% 20.94/3.75                 zip_derived_cl1485, zip_derived_cl1547, zip_derived_cl1615, 
% 20.94/3.75                 zip_derived_cl1701, zip_derived_cl1791])).
% 20.94/3.75  thf(zip_derived_cl1877, plain,
% 20.94/3.75      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.75         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 20.94/3.75         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i]:
% 20.94/3.75         ~ (ssPv8_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 20.94/3.75            X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 20.94/3.75            X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ skc31)),
% 20.94/3.75      inference('demod', [status(thm)],
% 20.94/3.75                [zip_derived_cl1792, zip_derived_cl1876])).
% 20.94/3.75  thf(zip_derived_cl2309, plain,
% 20.94/3.75      (![X3 : $i, X4 : $i, X5 : $i, X6 : $i, X7 : $i, X8 : $i, X9 : $i, 
% 20.94/3.75         X10 : $i, X11 : $i, X12 : $i, X13 : $i, X14 : $i, X15 : $i, X16 : $i, 
% 20.94/3.75         X17 : $i, X18 : $i, X19 : $i]:
% 20.94/3.75         ( (ssPv12_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X19 @ X18 @ X17 @ 
% 20.94/3.75            X16 @ X15 @ X14 @ X13 @ X12 @ X11 @ X10 @ X9 @ X8 @ X7 @ X6 @ X5 @ 
% 20.94/3.75            X4 @ X3)
% 20.94/3.75          | ~ (ssPv26_3r1r1r1 @ X19 @ X18 @ X17)
% 20.94/3.75          |  (ssPv14_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X19 @ X18 @ X17 @ 
% 20.94/3.75              X16 @ X15 @ X14 @ X13 @ X12 @ X11 @ X10 @ X9 @ X8 @ X7 @ X6 @ X5)
% 20.94/3.75          | ~ (ssPv16_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X19 @ X18 @ X17 @ X16 @ 
% 20.94/3.75               X15 @ X14 @ X13 @ X12 @ X11 @ X10 @ X9 @ X8 @ X7))),
% 20.94/3.75      inference('sup-', [status(thm)], [zip_derived_cl2308, zip_derived_cl1877])).
% 20.94/3.75  thf(clause652, conjecture,
% 20.94/3.75    (~( ( ssPv12_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.75          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 20.94/3.75          X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 ) | 
% 20.94/3.76        ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 20.94/3.76        ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 20.94/3.76        ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 20.94/3.76        ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 20.94/3.76        ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 20.94/3.76        ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 20.94/3.76        ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 20.94/3.76        ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 20.94/3.76        ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 20.94/3.76        ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.76             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 20.94/3.76        ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.76             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 20.94/3.76        ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.76             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 20.94/3.76        ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.76             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 20.94/3.76        ( ~( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.76             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) | 
% 20.94/3.76        ( ~( ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.76             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) ) | 
% 20.94/3.76        ( ~( ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.76             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 20.94/3.76             X9 @ X10 ) ) | 
% 20.94/3.76        ( ~( ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.76             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 20.94/3.76             X9 @ X10 @ X11 ) ) | 
% 20.94/3.76        ( ~( ssPv12_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.76             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 20.94/3.76             X9 @ X10 @ X11 ) ) | 
% 20.94/3.76        ( ~( ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.76             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 20.94/3.76             X9 @ X10 @ X11 @ X12 ) ) | 
% 20.94/3.76        ( ~( ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.76             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 20.94/3.76             X9 @ X10 @ X11 @ X12 @ X13 ) ) | 
% 20.94/3.76        ( ~( ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.76             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 20.94/3.76             X9 @ X10 @ X11 @ X12 @ X13 @ X14 ) ) | 
% 20.94/3.76        ( ~( ssNder1_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.76             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 20.94/3.76             X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 ) ) ))).
% 20.94/3.76  thf(zf_stmt_36, negated_conjecture,
% 20.94/3.76    (( ssPv12_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.76       U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 20.94/3.76       X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 ) | 
% 20.94/3.76     ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 20.94/3.76     ( ~( ssNder1_2r1r1 @ U @ V ) ) | ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 20.94/3.76     ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 20.94/3.76     ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 20.94/3.76     ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 20.94/3.76     ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 20.94/3.76     ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 20.94/3.76     ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 20.94/3.76     ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.76          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 20.94/3.76     ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.76          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 20.94/3.76     ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.76          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 20.94/3.76     ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.76          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 20.94/3.76     ( ~( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.76          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) | 
% 20.94/3.76     ( ~( ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.76          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) ) | 
% 20.94/3.76     ( ~( ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.76          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 20.94/3.76          X10 ) ) | 
% 20.94/3.76     ( ~( ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.76          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 20.94/3.76          X10 @ X11 ) ) | 
% 20.94/3.76     ( ~( ssPv12_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.76          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 20.94/3.76          X10 @ X11 ) ) | 
% 20.94/3.76     ( ~( ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.76          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 20.94/3.76          X10 @ X11 @ X12 ) ) | 
% 20.94/3.76     ( ~( ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.76          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 20.94/3.76          X10 @ X11 @ X12 @ X13 ) ) | 
% 20.94/3.76     ( ~( ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.76          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 20.94/3.76          X10 @ X11 @ X12 @ X13 @ X14 ) ) | 
% 20.94/3.76     ( ~( ssNder1_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.76          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 20.94/3.76          X10 @ X11 @ X12 @ X13 @ X14 @ X15 ) )),
% 20.94/3.76    inference('cnf.neg', [status(esa)], [clause652])).
% 20.94/3.76  thf(zip_derived_cl356, plain,
% 20.94/3.76      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.76         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 20.94/3.76         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i, 
% 20.94/3.76         X21 : $i]:
% 20.94/3.76         ( (ssPv12_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 20.94/3.76            X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 20.94/3.76            X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21)
% 20.94/3.76          | ~ (ssNder1_0)
% 20.94/3.76          | ~ (ssNder1_1r1 @ X0)
% 20.94/3.76          | ~ (ssNder1_2r1r1 @ X0 @ X1)
% 20.94/3.76          | ~ (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)
% 20.94/3.76          | ~ (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)
% 20.94/3.76          | ~ (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)
% 20.94/3.76          | ~ (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)
% 20.94/3.76          | ~ (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)
% 20.94/3.76          | ~ (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 20.94/3.76               X7)
% 20.94/3.76          | ~ (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 20.94/3.76               X6 @ X7 @ X8)
% 20.94/3.76          | ~ (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 20.94/3.76               X6 @ X7 @ X8 @ X9)
% 20.94/3.76          | ~ (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 20.94/3.76               X5 @ X6 @ X7 @ X8 @ X9 @ X10)
% 20.94/3.76          | ~ (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 20.94/3.76               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11)
% 20.94/3.76          | ~ (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 20.94/3.76               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)
% 20.94/3.76          | ~ (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 20.94/3.76               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)
% 20.94/3.76          | ~ (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 20.94/3.76               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)
% 20.94/3.76          | ~ (ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 20.94/3.76               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 20.94/3.76               X14 @ X15)
% 20.94/3.76          | ~ (ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 20.94/3.76               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 20.94/3.76               X14 @ X15 @ X16)
% 20.94/3.76          | ~ (ssPv12_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 20.94/3.76               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 20.94/3.76               X14 @ X15 @ X16)
% 20.94/3.76          | ~ (ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 20.94/3.76               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 20.94/3.76               X14 @ X15 @ X16 @ X17)
% 20.94/3.76          | ~ (ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 20.94/3.76               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 20.94/3.76               X14 @ X15 @ X16 @ X17 @ X18)
% 20.94/3.76          | ~ (ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 20.94/3.76               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 20.94/3.76               X14 @ X15 @ X16 @ X17 @ X18 @ X19)
% 20.94/3.76          | ~ (ssNder1_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 20.94/3.76               X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 20.94/3.76               X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20))),
% 20.94/3.76      inference('cnf', [status(esa)], [zf_stmt_36])).
% 20.94/3.76  thf(zip_derived_cl1007, plain, ( (ssNder1_0)),
% 20.94/3.76      inference('cnf', [status(esa)], [zf_stmt_1])).
% 20.94/3.76  thf(zip_derived_cl1013, plain, (![X0 : $i]:  (ssNder1_1r1 @ X0)),
% 20.94/3.76      inference('demod', [status(thm)],
% 20.94/3.76                [zip_derived_cl1006, zip_derived_cl1007])).
% 20.94/3.76  thf(zip_derived_cl1014, plain,
% 20.94/3.76      (![X0 : $i, X1 : $i]:  (ssNder1_2r1r1 @ X0 @ X1)),
% 20.94/3.76      inference('demod', [status(thm)],
% 20.94/3.76                [zip_derived_cl1005, zip_derived_cl1007, zip_derived_cl1013])).
% 20.94/3.76  thf(zip_derived_cl1021, plain,
% 20.94/3.76      (![X0 : $i, X1 : $i, X2 : $i]:  (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)),
% 20.94/3.76      inference('demod', [status(thm)],
% 20.94/3.76                [zip_derived_cl994, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.76                 zip_derived_cl1014])).
% 20.94/3.76  thf(zip_derived_cl1046, plain,
% 20.94/3.76      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 20.94/3.76          (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)),
% 20.94/3.76      inference('demod', [status(thm)],
% 20.94/3.76                [zip_derived_cl984, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.76                 zip_derived_cl1014, zip_derived_cl1021])).
% 20.94/3.76  thf(zip_derived_cl1070, plain,
% 20.94/3.76      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 20.94/3.76          (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)),
% 20.94/3.76      inference('demod', [status(thm)],
% 20.94/3.76                [zip_derived_cl966, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.76                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046])).
% 20.94/3.76  thf(zip_derived_cl1101, plain,
% 20.94/3.76      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 20.94/3.76          (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)),
% 20.94/3.76      inference('demod', [status(thm)],
% 20.94/3.76                [zip_derived_cl948, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.76                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.76                 zip_derived_cl1070])).
% 20.94/3.76  thf(zip_derived_cl1131, plain,
% 20.94/3.76      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i]:
% 20.94/3.76          (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)),
% 20.94/3.76      inference('demod', [status(thm)],
% 20.94/3.76                [zip_derived_cl928, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.76                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.76                 zip_derived_cl1070, zip_derived_cl1101])).
% 20.94/3.76  thf(zip_derived_cl1179, plain,
% 20.94/3.76      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, X7 : $i]:
% 20.94/3.76          (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7)),
% 20.94/3.76      inference('demod', [status(thm)],
% 20.94/3.76                [zip_derived_cl901, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.76                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.76                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131])).
% 20.94/3.76  thf(zip_derived_cl1223, plain,
% 20.94/3.76      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.76         X7 : $i, X8 : $i]:
% 20.94/3.76          (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 20.94/3.76           X7 @ X8)),
% 20.94/3.76      inference('demod', [status(thm)],
% 20.94/3.76                [zip_derived_cl879, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.76                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.76                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.76                 zip_derived_cl1179])).
% 20.94/3.76  thf(zip_derived_cl1271, plain,
% 20.94/3.76      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.76         X7 : $i, X8 : $i, X9 : $i]:
% 20.94/3.76          (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 20.94/3.76           X7 @ X8 @ X9)),
% 20.94/3.76      inference('demod', [status(thm)],
% 20.94/3.76                [zip_derived_cl854, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.76                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.76                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.76                 zip_derived_cl1179, zip_derived_cl1223])).
% 20.94/3.76  thf(zip_derived_cl1324, plain,
% 20.94/3.76      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.76         X7 : $i, X8 : $i, X9 : $i, X10 : $i]:
% 20.94/3.76          (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 20.94/3.76           X6 @ X7 @ X8 @ X9 @ X10)),
% 20.94/3.76      inference('demod', [status(thm)],
% 20.94/3.76                [zip_derived_cl826, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.76                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.76                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.76                 zip_derived_cl1179, zip_derived_cl1223, zip_derived_cl1271])).
% 20.94/3.76  thf(zip_derived_cl1370, plain,
% 20.94/3.76      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.76         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i]:
% 20.94/3.76          (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 20.94/3.76           X6 @ X7 @ X8 @ X9 @ X10 @ X11)),
% 20.94/3.76      inference('demod', [status(thm)],
% 20.94/3.76                [zip_derived_cl800, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.76                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.76                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.76                 zip_derived_cl1179, zip_derived_cl1223, zip_derived_cl1271, 
% 20.94/3.76                 zip_derived_cl1324])).
% 20.94/3.76  thf(zip_derived_cl1424, plain,
% 20.94/3.76      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.76         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i]:
% 20.94/3.76          (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 20.94/3.76           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)),
% 20.94/3.76      inference('demod', [status(thm)],
% 20.94/3.76                [zip_derived_cl769, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.76                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.76                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.76                 zip_derived_cl1179, zip_derived_cl1223, zip_derived_cl1271, 
% 20.94/3.76                 zip_derived_cl1324, zip_derived_cl1370])).
% 20.94/3.76  thf(zip_derived_cl1485, plain,
% 20.94/3.76      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.76         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i]:
% 20.94/3.76          (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 20.94/3.76           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)),
% 20.94/3.76      inference('demod', [status(thm)],
% 20.94/3.76                [zip_derived_cl737, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.76                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.76                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.76                 zip_derived_cl1179, zip_derived_cl1223, zip_derived_cl1271, 
% 20.94/3.76                 zip_derived_cl1324, zip_derived_cl1370, zip_derived_cl1424])).
% 20.94/3.76  thf(zip_derived_cl1547, plain,
% 20.94/3.76      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.76         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 20.94/3.76         X14 : $i]:
% 20.94/3.76          (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 20.94/3.76           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)),
% 20.94/3.76      inference('demod', [status(thm)],
% 20.94/3.76                [zip_derived_cl702, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.76                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.76                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.76                 zip_derived_cl1179, zip_derived_cl1223, zip_derived_cl1271, 
% 20.94/3.76                 zip_derived_cl1324, zip_derived_cl1370, zip_derived_cl1424, 
% 20.94/3.76                 zip_derived_cl1485])).
% 20.94/3.76  thf(zip_derived_cl1615, plain,
% 20.94/3.76      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.76         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 20.94/3.76         X14 : $i, X15 : $i]:
% 20.94/3.76          (ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 20.94/3.76           X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15)),
% 20.94/3.76      inference('demod', [status(thm)],
% 20.94/3.76                [zip_derived_cl662, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.76                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.76                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.76                 zip_derived_cl1179, zip_derived_cl1223, zip_derived_cl1271, 
% 20.94/3.76                 zip_derived_cl1324, zip_derived_cl1370, zip_derived_cl1424, 
% 20.94/3.76                 zip_derived_cl1485, zip_derived_cl1547])).
% 20.94/3.76  thf(zip_derived_cl1701, plain,
% 20.94/3.76      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.76         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 20.94/3.76         X14 : $i, X15 : $i, X16 : $i]:
% 20.94/3.76          (ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 20.94/3.76           X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ 
% 20.94/3.76           X16)),
% 20.94/3.76      inference('demod', [status(thm)],
% 20.94/3.76                [zip_derived_cl622, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.76                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.76                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.76                 zip_derived_cl1179, zip_derived_cl1223, zip_derived_cl1271, 
% 20.94/3.76                 zip_derived_cl1324, zip_derived_cl1370, zip_derived_cl1424, 
% 20.94/3.76                 zip_derived_cl1485, zip_derived_cl1547, zip_derived_cl1615])).
% 20.94/3.76  thf(zip_derived_cl1791, plain,
% 20.94/3.76      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.76         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 20.94/3.76         X14 : $i, X15 : $i, X16 : $i, X17 : $i]:
% 20.94/3.76          (ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 20.94/3.76           X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 20.94/3.76           X15 @ X16 @ X17)),
% 20.94/3.76      inference('demod', [status(thm)],
% 20.94/3.76                [zip_derived_cl583, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.76                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.76                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.76                 zip_derived_cl1179, zip_derived_cl1223, zip_derived_cl1271, 
% 20.94/3.76                 zip_derived_cl1324, zip_derived_cl1370, zip_derived_cl1424, 
% 20.94/3.76                 zip_derived_cl1485, zip_derived_cl1547, zip_derived_cl1615, 
% 20.94/3.76                 zip_derived_cl1701])).
% 20.94/3.76  thf(zip_derived_cl1876, plain,
% 20.94/3.76      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.76         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 20.94/3.76         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i]:
% 20.94/3.76          (ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 20.94/3.76           X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 20.94/3.76           X15 @ X16 @ X17 @ X18)),
% 20.94/3.76      inference('demod', [status(thm)],
% 20.94/3.76                [zip_derived_cl538, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.76                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.76                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.76                 zip_derived_cl1179, zip_derived_cl1223, zip_derived_cl1271, 
% 20.94/3.76                 zip_derived_cl1324, zip_derived_cl1370, zip_derived_cl1424, 
% 20.94/3.76                 zip_derived_cl1485, zip_derived_cl1547, zip_derived_cl1615, 
% 20.94/3.76                 zip_derived_cl1701, zip_derived_cl1791])).
% 20.94/3.76  thf(zip_derived_cl1958, plain,
% 20.94/3.76      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.76         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 20.94/3.76         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i]:
% 20.94/3.76          (ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 20.94/3.76           X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 20.94/3.76           X15 @ X16 @ X17 @ X18 @ X19)),
% 20.94/3.76      inference('demod', [status(thm)],
% 20.94/3.76                [zip_derived_cl494, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.76                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.76                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.76                 zip_derived_cl1179, zip_derived_cl1223, zip_derived_cl1271, 
% 20.94/3.76                 zip_derived_cl1324, zip_derived_cl1370, zip_derived_cl1424, 
% 20.94/3.76                 zip_derived_cl1485, zip_derived_cl1547, zip_derived_cl1615, 
% 20.94/3.76                 zip_derived_cl1701, zip_derived_cl1791, zip_derived_cl1876])).
% 20.94/3.76  thf(zip_derived_cl2077, plain,
% 20.94/3.76      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.76         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 20.94/3.76         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i]:
% 20.94/3.76          (ssNder1_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 20.94/3.76           X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 20.94/3.76           X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20)),
% 20.94/3.76      inference('demod', [status(thm)],
% 20.94/3.76                [zip_derived_cl445, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.76                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.76                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.76                 zip_derived_cl1179, zip_derived_cl1223, zip_derived_cl1271, 
% 20.94/3.76                 zip_derived_cl1324, zip_derived_cl1370, zip_derived_cl1424, 
% 20.94/3.76                 zip_derived_cl1485, zip_derived_cl1547, zip_derived_cl1615, 
% 20.94/3.76                 zip_derived_cl1701, zip_derived_cl1791, zip_derived_cl1876, 
% 20.94/3.76                 zip_derived_cl1958])).
% 20.94/3.76  thf(zip_derived_cl2238, plain,
% 20.94/3.76      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.76         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 20.94/3.76         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i, 
% 20.94/3.76         X21 : $i]:
% 20.94/3.76         ( (ssPv12_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 20.94/3.76            X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 20.94/3.76            X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21)
% 20.94/3.76          | ~ (ssPv12_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 20.94/3.76               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 20.94/3.76               X14 @ X15 @ X16))),
% 20.94/3.76      inference('demod', [status(thm)],
% 20.94/3.76                [zip_derived_cl356, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.76                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.76                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.76                 zip_derived_cl1179, zip_derived_cl1223, zip_derived_cl1271, 
% 20.94/3.76                 zip_derived_cl1324, zip_derived_cl1370, zip_derived_cl1424, 
% 20.94/3.76                 zip_derived_cl1485, zip_derived_cl1547, zip_derived_cl1615, 
% 20.94/3.76                 zip_derived_cl1701, zip_derived_cl1791, zip_derived_cl1876, 
% 20.94/3.76                 zip_derived_cl1958, zip_derived_cl2077])).
% 20.94/3.76  thf(zip_derived_cl2193, plain,
% 20.94/3.76      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.76         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 20.94/3.76         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i, 
% 20.94/3.76         X21 : $i]:
% 20.94/3.76         ( (ssPv21_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 20.94/3.76            X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 20.94/3.76            X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21)
% 20.94/3.76          | ~ (ssPv21_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7))),
% 20.94/3.76      inference('demod', [status(thm)],
% 20.94/3.76                [zip_derived_cl379, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.76                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.76                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.76                 zip_derived_cl1179, zip_derived_cl1223, zip_derived_cl1271, 
% 20.94/3.76                 zip_derived_cl1324, zip_derived_cl1370, zip_derived_cl1424, 
% 20.94/3.76                 zip_derived_cl1485, zip_derived_cl1547, zip_derived_cl1615, 
% 20.94/3.76                 zip_derived_cl1701, zip_derived_cl1791, zip_derived_cl1876, 
% 20.94/3.76                 zip_derived_cl1958, zip_derived_cl2077])).
% 20.94/3.76  thf(clause564, conjecture,
% 20.94/3.76    (~( ( ssPv7_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.76          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 20.94/3.76          X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ skc28 ) | 
% 20.94/3.76        ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 20.94/3.76        ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 20.94/3.76        ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 20.94/3.76        ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 20.94/3.76        ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 20.94/3.76        ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 20.94/3.76        ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 20.94/3.76        ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 20.94/3.76        ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 20.94/3.76        ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.76             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 20.94/3.76        ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.76             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 20.94/3.76        ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.76             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 20.94/3.76        ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.76             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 20.94/3.76        ( ~( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.76             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) | 
% 20.94/3.76        ( ~( ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.76             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) ) | 
% 20.94/3.76        ( ~( ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.76             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 20.94/3.76             X9 @ X10 ) ) | 
% 20.94/3.76        ( ~( ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.76             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 20.94/3.76             X9 @ X10 @ X11 ) ) | 
% 20.94/3.76        ( ~( ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.76             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 20.94/3.76             X9 @ X10 @ X11 @ X12 ) ) | 
% 20.94/3.76        ( ~( ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.76             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 20.94/3.76             X9 @ X10 @ X11 @ X12 @ X13 ) ) | 
% 20.94/3.76        ( ~( ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.76             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 20.94/3.76             X9 @ X10 @ X11 @ X12 @ X13 @ X14 ) ) ))).
% 20.94/3.76  thf(zf_stmt_37, negated_conjecture,
% 20.94/3.76    (( ssPv7_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.76       U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 20.94/3.76       X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ skc28 ) | 
% 20.94/3.76     ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 20.94/3.76     ( ~( ssNder1_2r1r1 @ U @ V ) ) | ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 20.94/3.76     ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 20.94/3.76     ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 20.94/3.76     ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 20.94/3.76     ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 20.94/3.76     ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 20.94/3.76     ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 20.94/3.76     ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.76          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 20.94/3.76     ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.76          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 20.94/3.76     ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.76          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 20.94/3.76     ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.76          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 20.94/3.76     ( ~( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.76          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) | 
% 20.94/3.76     ( ~( ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.76          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) ) | 
% 20.94/3.76     ( ~( ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.76          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 20.94/3.76          X10 ) ) | 
% 20.94/3.76     ( ~( ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.76          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 20.94/3.76          X10 @ X11 ) ) | 
% 20.94/3.76     ( ~( ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.76          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 20.94/3.76          X10 @ X11 @ X12 ) ) | 
% 20.94/3.76     ( ~( ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.76          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 20.94/3.76          X10 @ X11 @ X12 @ X13 ) ) | 
% 20.94/3.76     ( ~( ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.76          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 20.94/3.76          X10 @ X11 @ X12 @ X13 @ X14 ) )),
% 20.94/3.76    inference('cnf.neg', [status(esa)], [clause564])).
% 20.94/3.76  thf(zip_derived_cl444, plain,
% 20.94/3.76      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.76         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 20.94/3.76         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i]:
% 20.94/3.76         ( (ssPv7_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 20.94/3.76            X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 20.94/3.76            X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ skc28)
% 20.94/3.76          | ~ (ssNder1_0)
% 20.94/3.76          | ~ (ssNder1_1r1 @ X0)
% 20.94/3.76          | ~ (ssNder1_2r1r1 @ X0 @ X1)
% 20.94/3.76          | ~ (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)
% 20.94/3.76          | ~ (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)
% 20.94/3.76          | ~ (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)
% 20.94/3.76          | ~ (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)
% 20.94/3.76          | ~ (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)
% 20.94/3.76          | ~ (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 20.94/3.76               X7)
% 20.94/3.76          | ~ (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 20.94/3.76               X6 @ X7 @ X8)
% 20.94/3.76          | ~ (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 20.94/3.76               X6 @ X7 @ X8 @ X9)
% 20.94/3.76          | ~ (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 20.94/3.76               X5 @ X6 @ X7 @ X8 @ X9 @ X10)
% 20.94/3.76          | ~ (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 20.94/3.76               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11)
% 20.94/3.76          | ~ (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 20.94/3.76               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)
% 20.94/3.76          | ~ (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 20.94/3.76               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)
% 20.94/3.76          | ~ (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 20.94/3.76               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)
% 20.94/3.76          | ~ (ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 20.94/3.76               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 20.94/3.76               X14 @ X15)
% 20.94/3.76          | ~ (ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 20.94/3.76               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 20.94/3.76               X14 @ X15 @ X16)
% 20.94/3.76          | ~ (ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 20.94/3.76               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 20.94/3.76               X14 @ X15 @ X16 @ X17)
% 20.94/3.76          | ~ (ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 20.94/3.76               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 20.94/3.76               X14 @ X15 @ X16 @ X17 @ X18)
% 20.94/3.76          | ~ (ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 20.94/3.76               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 20.94/3.76               X14 @ X15 @ X16 @ X17 @ X18 @ X19))),
% 20.94/3.76      inference('cnf', [status(esa)], [zf_stmt_37])).
% 20.94/3.76  thf(zip_derived_cl1007, plain, ( (ssNder1_0)),
% 20.94/3.76      inference('cnf', [status(esa)], [zf_stmt_1])).
% 20.94/3.76  thf(zip_derived_cl1013, plain, (![X0 : $i]:  (ssNder1_1r1 @ X0)),
% 20.94/3.76      inference('demod', [status(thm)],
% 20.94/3.76                [zip_derived_cl1006, zip_derived_cl1007])).
% 20.94/3.76  thf(zip_derived_cl1014, plain,
% 20.94/3.76      (![X0 : $i, X1 : $i]:  (ssNder1_2r1r1 @ X0 @ X1)),
% 20.94/3.76      inference('demod', [status(thm)],
% 20.94/3.76                [zip_derived_cl1005, zip_derived_cl1007, zip_derived_cl1013])).
% 20.94/3.76  thf(zip_derived_cl1021, plain,
% 20.94/3.76      (![X0 : $i, X1 : $i, X2 : $i]:  (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)),
% 20.94/3.76      inference('demod', [status(thm)],
% 20.94/3.76                [zip_derived_cl994, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.76                 zip_derived_cl1014])).
% 20.94/3.76  thf(zip_derived_cl1046, plain,
% 20.94/3.76      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 20.94/3.76          (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)),
% 20.94/3.76      inference('demod', [status(thm)],
% 20.94/3.76                [zip_derived_cl984, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.76                 zip_derived_cl1014, zip_derived_cl1021])).
% 20.94/3.76  thf(zip_derived_cl1070, plain,
% 20.94/3.76      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 20.94/3.76          (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)),
% 20.94/3.76      inference('demod', [status(thm)],
% 20.94/3.76                [zip_derived_cl966, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.76                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046])).
% 20.94/3.76  thf(zip_derived_cl1101, plain,
% 20.94/3.76      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 20.94/3.76          (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)),
% 20.94/3.76      inference('demod', [status(thm)],
% 20.94/3.76                [zip_derived_cl948, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.76                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.76                 zip_derived_cl1070])).
% 20.94/3.76  thf(zip_derived_cl1131, plain,
% 20.94/3.76      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i]:
% 20.94/3.76          (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)),
% 20.94/3.76      inference('demod', [status(thm)],
% 20.94/3.76                [zip_derived_cl928, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.76                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.76                 zip_derived_cl1070, zip_derived_cl1101])).
% 20.94/3.76  thf(zip_derived_cl1179, plain,
% 20.94/3.76      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, X7 : $i]:
% 20.94/3.76          (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7)),
% 20.94/3.76      inference('demod', [status(thm)],
% 20.94/3.76                [zip_derived_cl901, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.76                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.76                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131])).
% 20.94/3.76  thf(zip_derived_cl1223, plain,
% 20.94/3.76      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.76         X7 : $i, X8 : $i]:
% 20.94/3.76          (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 20.94/3.76           X7 @ X8)),
% 20.94/3.76      inference('demod', [status(thm)],
% 20.94/3.76                [zip_derived_cl879, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.76                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.76                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.76                 zip_derived_cl1179])).
% 20.94/3.76  thf(zip_derived_cl1271, plain,
% 20.94/3.76      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.76         X7 : $i, X8 : $i, X9 : $i]:
% 20.94/3.76          (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 20.94/3.76           X7 @ X8 @ X9)),
% 20.94/3.76      inference('demod', [status(thm)],
% 20.94/3.76                [zip_derived_cl854, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.76                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.76                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.76                 zip_derived_cl1179, zip_derived_cl1223])).
% 20.94/3.76  thf(zip_derived_cl1324, plain,
% 20.94/3.76      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.76         X7 : $i, X8 : $i, X9 : $i, X10 : $i]:
% 20.94/3.76          (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 20.94/3.76           X6 @ X7 @ X8 @ X9 @ X10)),
% 20.94/3.76      inference('demod', [status(thm)],
% 20.94/3.76                [zip_derived_cl826, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.76                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.76                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.76                 zip_derived_cl1179, zip_derived_cl1223, zip_derived_cl1271])).
% 20.94/3.76  thf(zip_derived_cl1370, plain,
% 20.94/3.76      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.76         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i]:
% 20.94/3.76          (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 20.94/3.76           X6 @ X7 @ X8 @ X9 @ X10 @ X11)),
% 20.94/3.76      inference('demod', [status(thm)],
% 20.94/3.76                [zip_derived_cl800, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.76                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.76                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.76                 zip_derived_cl1179, zip_derived_cl1223, zip_derived_cl1271, 
% 20.94/3.76                 zip_derived_cl1324])).
% 20.94/3.76  thf(zip_derived_cl1424, plain,
% 20.94/3.76      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.76         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i]:
% 20.94/3.76          (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 20.94/3.76           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)),
% 20.94/3.76      inference('demod', [status(thm)],
% 20.94/3.76                [zip_derived_cl769, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.76                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.76                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.76                 zip_derived_cl1179, zip_derived_cl1223, zip_derived_cl1271, 
% 20.94/3.76                 zip_derived_cl1324, zip_derived_cl1370])).
% 20.94/3.76  thf(zip_derived_cl1485, plain,
% 20.94/3.76      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.76         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i]:
% 20.94/3.76          (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 20.94/3.76           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)),
% 20.94/3.76      inference('demod', [status(thm)],
% 20.94/3.76                [zip_derived_cl737, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.76                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.76                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.76                 zip_derived_cl1179, zip_derived_cl1223, zip_derived_cl1271, 
% 20.94/3.76                 zip_derived_cl1324, zip_derived_cl1370, zip_derived_cl1424])).
% 20.94/3.76  thf(zip_derived_cl1547, plain,
% 20.94/3.76      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.76         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 20.94/3.76         X14 : $i]:
% 20.94/3.76          (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 20.94/3.76           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)),
% 20.94/3.76      inference('demod', [status(thm)],
% 20.94/3.76                [zip_derived_cl702, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.76                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.76                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.76                 zip_derived_cl1179, zip_derived_cl1223, zip_derived_cl1271, 
% 20.94/3.76                 zip_derived_cl1324, zip_derived_cl1370, zip_derived_cl1424, 
% 20.94/3.76                 zip_derived_cl1485])).
% 20.94/3.76  thf(zip_derived_cl1615, plain,
% 20.94/3.76      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.76         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 20.94/3.76         X14 : $i, X15 : $i]:
% 20.94/3.76          (ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 20.94/3.76           X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15)),
% 20.94/3.76      inference('demod', [status(thm)],
% 20.94/3.76                [zip_derived_cl662, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.76                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.76                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.76                 zip_derived_cl1179, zip_derived_cl1223, zip_derived_cl1271, 
% 20.94/3.76                 zip_derived_cl1324, zip_derived_cl1370, zip_derived_cl1424, 
% 20.94/3.76                 zip_derived_cl1485, zip_derived_cl1547])).
% 20.94/3.76  thf(zip_derived_cl1701, plain,
% 20.94/3.76      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.76         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 20.94/3.76         X14 : $i, X15 : $i, X16 : $i]:
% 20.94/3.76          (ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 20.94/3.76           X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ 
% 20.94/3.76           X16)),
% 20.94/3.76      inference('demod', [status(thm)],
% 20.94/3.76                [zip_derived_cl622, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.76                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.76                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.76                 zip_derived_cl1179, zip_derived_cl1223, zip_derived_cl1271, 
% 20.94/3.76                 zip_derived_cl1324, zip_derived_cl1370, zip_derived_cl1424, 
% 20.94/3.76                 zip_derived_cl1485, zip_derived_cl1547, zip_derived_cl1615])).
% 20.94/3.76  thf(zip_derived_cl1791, plain,
% 20.94/3.76      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.76         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 20.94/3.76         X14 : $i, X15 : $i, X16 : $i, X17 : $i]:
% 20.94/3.76          (ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 20.94/3.76           X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 20.94/3.76           X15 @ X16 @ X17)),
% 20.94/3.76      inference('demod', [status(thm)],
% 20.94/3.76                [zip_derived_cl583, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.76                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.76                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.76                 zip_derived_cl1179, zip_derived_cl1223, zip_derived_cl1271, 
% 20.94/3.76                 zip_derived_cl1324, zip_derived_cl1370, zip_derived_cl1424, 
% 20.94/3.76                 zip_derived_cl1485, zip_derived_cl1547, zip_derived_cl1615, 
% 20.94/3.76                 zip_derived_cl1701])).
% 20.94/3.76  thf(zip_derived_cl1876, plain,
% 20.94/3.76      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.76         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 20.94/3.76         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i]:
% 20.94/3.76          (ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 20.94/3.76           X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 20.94/3.76           X15 @ X16 @ X17 @ X18)),
% 20.94/3.76      inference('demod', [status(thm)],
% 20.94/3.76                [zip_derived_cl538, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.76                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.76                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.76                 zip_derived_cl1179, zip_derived_cl1223, zip_derived_cl1271, 
% 20.94/3.76                 zip_derived_cl1324, zip_derived_cl1370, zip_derived_cl1424, 
% 20.94/3.76                 zip_derived_cl1485, zip_derived_cl1547, zip_derived_cl1615, 
% 20.94/3.76                 zip_derived_cl1701, zip_derived_cl1791])).
% 20.94/3.76  thf(zip_derived_cl1958, plain,
% 20.94/3.76      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.76         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 20.94/3.76         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i]:
% 20.94/3.76          (ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 20.94/3.76           X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 20.94/3.76           X15 @ X16 @ X17 @ X18 @ X19)),
% 20.94/3.76      inference('demod', [status(thm)],
% 20.94/3.76                [zip_derived_cl494, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.76                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.76                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.76                 zip_derived_cl1179, zip_derived_cl1223, zip_derived_cl1271, 
% 20.94/3.76                 zip_derived_cl1324, zip_derived_cl1370, zip_derived_cl1424, 
% 20.94/3.76                 zip_derived_cl1485, zip_derived_cl1547, zip_derived_cl1615, 
% 20.94/3.76                 zip_derived_cl1701, zip_derived_cl1791, zip_derived_cl1876])).
% 20.94/3.76  thf(zip_derived_cl2093, plain,
% 20.94/3.76      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.76         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 20.94/3.76         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i]:
% 20.94/3.76          (ssPv7_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 20.94/3.76           X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 20.94/3.76           X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ skc28)),
% 20.94/3.76      inference('demod', [status(thm)],
% 20.94/3.76                [zip_derived_cl444, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.76                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.76                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.76                 zip_derived_cl1179, zip_derived_cl1223, zip_derived_cl1271, 
% 20.94/3.76                 zip_derived_cl1324, zip_derived_cl1370, zip_derived_cl1424, 
% 20.94/3.76                 zip_derived_cl1485, zip_derived_cl1547, zip_derived_cl1615, 
% 20.94/3.76                 zip_derived_cl1701, zip_derived_cl1791, zip_derived_cl1876, 
% 20.94/3.76                 zip_derived_cl1958])).
% 20.94/3.76  thf(clause616, conjecture,
% 20.94/3.76    (~( ( ssPv27_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.76          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 20.94/3.76          X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 ) | 
% 20.94/3.76        ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 20.94/3.76        ( ~( ssNder1_2r1r1 @ U @ V ) ) | ( ~( ssPv27_2r1r1 @ U @ V ) ) | 
% 20.94/3.76        ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 20.94/3.76        ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 20.94/3.76        ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 20.94/3.76        ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 20.94/3.76        ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 20.94/3.76        ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 20.94/3.76        ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 20.94/3.76        ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.76             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 20.94/3.76        ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.76             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 20.94/3.76        ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.76             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 20.94/3.76        ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.76             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 20.94/3.76        ( ~( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.76             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) | 
% 20.94/3.76        ( ~( ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.76             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) ) | 
% 20.94/3.76        ( ~( ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.76             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 20.94/3.76             X9 @ X10 ) ) | 
% 20.94/3.76        ( ~( ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.76             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 20.94/3.76             X9 @ X10 @ X11 ) ) | 
% 20.94/3.76        ( ~( ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.76             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 20.94/3.76             X9 @ X10 @ X11 @ X12 ) ) | 
% 20.94/3.76        ( ~( ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.76             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 20.94/3.76             X9 @ X10 @ X11 @ X12 @ X13 ) ) | 
% 20.94/3.76        ( ~( ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.76             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 20.94/3.76             X9 @ X10 @ X11 @ X12 @ X13 @ X14 ) ) | 
% 20.94/3.76        ( ~( ssNder1_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.76             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 20.94/3.76             X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 ) ) ))).
% 20.94/3.76  thf(zf_stmt_38, negated_conjecture,
% 20.94/3.76    (( ssPv27_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.76       U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 20.94/3.76       X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 ) | 
% 20.94/3.76     ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 20.94/3.76     ( ~( ssNder1_2r1r1 @ U @ V ) ) | ( ~( ssPv27_2r1r1 @ U @ V ) ) | 
% 20.94/3.76     ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 20.94/3.76     ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 20.94/3.76     ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 20.94/3.76     ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 20.94/3.76     ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 20.94/3.76     ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 20.94/3.76     ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 20.94/3.76     ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.76          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 20.94/3.76     ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.76          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 20.94/3.76     ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.76          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 20.94/3.76     ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.76          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 20.94/3.76     ( ~( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.76          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) | 
% 20.94/3.76     ( ~( ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.76          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) ) | 
% 20.94/3.76     ( ~( ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.76          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 20.94/3.76          X10 ) ) | 
% 20.94/3.76     ( ~( ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.76          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 20.94/3.76          X10 @ X11 ) ) | 
% 20.94/3.76     ( ~( ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.76          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 20.94/3.76          X10 @ X11 @ X12 ) ) | 
% 20.94/3.76     ( ~( ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.76          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 20.94/3.76          X10 @ X11 @ X12 @ X13 ) ) | 
% 20.94/3.76     ( ~( ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.76          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 20.94/3.76          X10 @ X11 @ X12 @ X13 @ X14 ) ) | 
% 20.94/3.76     ( ~( ssNder1_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.76          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 20.94/3.76          X10 @ X11 @ X12 @ X13 @ X14 @ X15 ) )),
% 20.94/3.76    inference('cnf.neg', [status(esa)], [clause616])).
% 20.94/3.76  thf(zip_derived_cl392, plain,
% 20.94/3.76      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.76         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 20.94/3.76         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i, 
% 20.94/3.76         X21 : $i]:
% 20.94/3.76         ( (ssPv27_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 20.94/3.76            X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 20.94/3.76            X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21)
% 20.94/3.76          | ~ (ssNder1_0)
% 20.94/3.76          | ~ (ssNder1_1r1 @ X0)
% 20.94/3.76          | ~ (ssNder1_2r1r1 @ X0 @ X1)
% 20.94/3.76          | ~ (ssPv27_2r1r1 @ X0 @ X1)
% 20.94/3.76          | ~ (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)
% 20.94/3.76          | ~ (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)
% 20.94/3.76          | ~ (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)
% 20.94/3.76          | ~ (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)
% 20.94/3.76          | ~ (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)
% 20.94/3.76          | ~ (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 20.94/3.76               X7)
% 20.94/3.76          | ~ (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 20.94/3.76               X6 @ X7 @ X8)
% 20.94/3.76          | ~ (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 20.94/3.76               X6 @ X7 @ X8 @ X9)
% 20.94/3.76          | ~ (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 20.94/3.76               X5 @ X6 @ X7 @ X8 @ X9 @ X10)
% 20.94/3.76          | ~ (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 20.94/3.76               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11)
% 20.94/3.76          | ~ (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 20.94/3.76               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)
% 20.94/3.76          | ~ (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 20.94/3.76               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)
% 20.94/3.76          | ~ (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 20.94/3.76               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)
% 20.94/3.76          | ~ (ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 20.94/3.76               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 20.94/3.76               X14 @ X15)
% 20.94/3.76          | ~ (ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 20.94/3.76               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 20.94/3.76               X14 @ X15 @ X16)
% 20.94/3.76          | ~ (ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 20.94/3.76               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 20.94/3.76               X14 @ X15 @ X16 @ X17)
% 20.94/3.76          | ~ (ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 20.94/3.76               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 20.94/3.76               X14 @ X15 @ X16 @ X17 @ X18)
% 20.94/3.76          | ~ (ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 20.94/3.76               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 20.94/3.76               X14 @ X15 @ X16 @ X17 @ X18 @ X19)
% 20.94/3.76          | ~ (ssNder1_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 20.94/3.76               X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 20.94/3.76               X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20))),
% 20.94/3.76      inference('cnf', [status(esa)], [zf_stmt_38])).
% 20.94/3.76  thf(zip_derived_cl1007, plain, ( (ssNder1_0)),
% 20.94/3.76      inference('cnf', [status(esa)], [zf_stmt_1])).
% 20.94/3.76  thf(zip_derived_cl1013, plain, (![X0 : $i]:  (ssNder1_1r1 @ X0)),
% 20.94/3.76      inference('demod', [status(thm)],
% 20.94/3.76                [zip_derived_cl1006, zip_derived_cl1007])).
% 20.94/3.76  thf(zip_derived_cl1014, plain,
% 20.94/3.76      (![X0 : $i, X1 : $i]:  (ssNder1_2r1r1 @ X0 @ X1)),
% 20.94/3.76      inference('demod', [status(thm)],
% 20.94/3.76                [zip_derived_cl1005, zip_derived_cl1007, zip_derived_cl1013])).
% 20.94/3.76  thf(zip_derived_cl1021, plain,
% 20.94/3.76      (![X0 : $i, X1 : $i, X2 : $i]:  (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)),
% 20.94/3.76      inference('demod', [status(thm)],
% 20.94/3.76                [zip_derived_cl994, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.76                 zip_derived_cl1014])).
% 20.94/3.76  thf(zip_derived_cl1046, plain,
% 20.94/3.76      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 20.94/3.76          (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)),
% 20.94/3.76      inference('demod', [status(thm)],
% 20.94/3.76                [zip_derived_cl984, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.76                 zip_derived_cl1014, zip_derived_cl1021])).
% 20.94/3.76  thf(zip_derived_cl1070, plain,
% 20.94/3.76      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 20.94/3.76          (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)),
% 20.94/3.76      inference('demod', [status(thm)],
% 20.94/3.76                [zip_derived_cl966, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.76                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046])).
% 20.94/3.76  thf(zip_derived_cl1101, plain,
% 20.94/3.76      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 20.94/3.76          (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)),
% 20.94/3.76      inference('demod', [status(thm)],
% 20.94/3.76                [zip_derived_cl948, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.76                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.76                 zip_derived_cl1070])).
% 20.94/3.76  thf(zip_derived_cl1131, plain,
% 20.94/3.76      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i]:
% 20.94/3.76          (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)),
% 20.94/3.76      inference('demod', [status(thm)],
% 20.94/3.76                [zip_derived_cl928, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.76                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.76                 zip_derived_cl1070, zip_derived_cl1101])).
% 20.94/3.76  thf(zip_derived_cl1179, plain,
% 20.94/3.76      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, X7 : $i]:
% 20.94/3.76          (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7)),
% 20.94/3.76      inference('demod', [status(thm)],
% 20.94/3.76                [zip_derived_cl901, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.76                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.76                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131])).
% 20.94/3.76  thf(zip_derived_cl1223, plain,
% 20.94/3.76      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.76         X7 : $i, X8 : $i]:
% 20.94/3.76          (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 20.94/3.76           X7 @ X8)),
% 20.94/3.76      inference('demod', [status(thm)],
% 20.94/3.76                [zip_derived_cl879, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.76                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.76                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.76                 zip_derived_cl1179])).
% 20.94/3.76  thf(zip_derived_cl1271, plain,
% 20.94/3.76      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.76         X7 : $i, X8 : $i, X9 : $i]:
% 20.94/3.76          (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 20.94/3.76           X7 @ X8 @ X9)),
% 20.94/3.76      inference('demod', [status(thm)],
% 20.94/3.76                [zip_derived_cl854, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.76                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.76                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.76                 zip_derived_cl1179, zip_derived_cl1223])).
% 20.94/3.76  thf(zip_derived_cl1324, plain,
% 20.94/3.76      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.76         X7 : $i, X8 : $i, X9 : $i, X10 : $i]:
% 20.94/3.76          (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 20.94/3.76           X6 @ X7 @ X8 @ X9 @ X10)),
% 20.94/3.76      inference('demod', [status(thm)],
% 20.94/3.76                [zip_derived_cl826, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.76                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.76                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.76                 zip_derived_cl1179, zip_derived_cl1223, zip_derived_cl1271])).
% 20.94/3.76  thf(zip_derived_cl1370, plain,
% 20.94/3.76      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.76         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i]:
% 20.94/3.76          (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 20.94/3.76           X6 @ X7 @ X8 @ X9 @ X10 @ X11)),
% 20.94/3.76      inference('demod', [status(thm)],
% 20.94/3.76                [zip_derived_cl800, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.76                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.76                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.76                 zip_derived_cl1179, zip_derived_cl1223, zip_derived_cl1271, 
% 20.94/3.76                 zip_derived_cl1324])).
% 20.94/3.76  thf(zip_derived_cl1424, plain,
% 20.94/3.76      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.76         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i]:
% 20.94/3.76          (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 20.94/3.76           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)),
% 20.94/3.76      inference('demod', [status(thm)],
% 20.94/3.76                [zip_derived_cl769, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.76                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.76                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.76                 zip_derived_cl1179, zip_derived_cl1223, zip_derived_cl1271, 
% 20.94/3.76                 zip_derived_cl1324, zip_derived_cl1370])).
% 20.94/3.76  thf(zip_derived_cl1485, plain,
% 20.94/3.76      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.76         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i]:
% 20.94/3.76          (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 20.94/3.76           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)),
% 20.94/3.76      inference('demod', [status(thm)],
% 20.94/3.76                [zip_derived_cl737, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.76                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.76                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.76                 zip_derived_cl1179, zip_derived_cl1223, zip_derived_cl1271, 
% 20.94/3.76                 zip_derived_cl1324, zip_derived_cl1370, zip_derived_cl1424])).
% 20.94/3.76  thf(zip_derived_cl1547, plain,
% 20.94/3.76      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.76         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 20.94/3.76         X14 : $i]:
% 20.94/3.76          (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 20.94/3.76           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)),
% 20.94/3.76      inference('demod', [status(thm)],
% 20.94/3.76                [zip_derived_cl702, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.76                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.76                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.76                 zip_derived_cl1179, zip_derived_cl1223, zip_derived_cl1271, 
% 20.94/3.76                 zip_derived_cl1324, zip_derived_cl1370, zip_derived_cl1424, 
% 20.94/3.76                 zip_derived_cl1485])).
% 20.94/3.76  thf(zip_derived_cl1615, plain,
% 20.94/3.76      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.76         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 20.94/3.76         X14 : $i, X15 : $i]:
% 20.94/3.76          (ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 20.94/3.76           X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15)),
% 20.94/3.76      inference('demod', [status(thm)],
% 20.94/3.76                [zip_derived_cl662, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.76                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.76                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.76                 zip_derived_cl1179, zip_derived_cl1223, zip_derived_cl1271, 
% 20.94/3.76                 zip_derived_cl1324, zip_derived_cl1370, zip_derived_cl1424, 
% 20.94/3.76                 zip_derived_cl1485, zip_derived_cl1547])).
% 20.94/3.76  thf(zip_derived_cl1701, plain,
% 20.94/3.76      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.76         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 20.94/3.76         X14 : $i, X15 : $i, X16 : $i]:
% 20.94/3.76          (ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 20.94/3.76           X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ 
% 20.94/3.76           X16)),
% 20.94/3.76      inference('demod', [status(thm)],
% 20.94/3.76                [zip_derived_cl622, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.76                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.76                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.76                 zip_derived_cl1179, zip_derived_cl1223, zip_derived_cl1271, 
% 20.94/3.76                 zip_derived_cl1324, zip_derived_cl1370, zip_derived_cl1424, 
% 20.94/3.76                 zip_derived_cl1485, zip_derived_cl1547, zip_derived_cl1615])).
% 20.94/3.76  thf(zip_derived_cl1791, plain,
% 20.94/3.76      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.76         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 20.94/3.76         X14 : $i, X15 : $i, X16 : $i, X17 : $i]:
% 20.94/3.76          (ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 20.94/3.76           X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 20.94/3.76           X15 @ X16 @ X17)),
% 20.94/3.76      inference('demod', [status(thm)],
% 20.94/3.76                [zip_derived_cl583, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.76                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.76                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.76                 zip_derived_cl1179, zip_derived_cl1223, zip_derived_cl1271, 
% 20.94/3.76                 zip_derived_cl1324, zip_derived_cl1370, zip_derived_cl1424, 
% 20.94/3.76                 zip_derived_cl1485, zip_derived_cl1547, zip_derived_cl1615, 
% 20.94/3.76                 zip_derived_cl1701])).
% 20.94/3.76  thf(zip_derived_cl1876, plain,
% 20.94/3.76      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.76         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 20.94/3.76         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i]:
% 20.94/3.76          (ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 20.94/3.76           X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 20.94/3.76           X15 @ X16 @ X17 @ X18)),
% 20.94/3.76      inference('demod', [status(thm)],
% 20.94/3.76                [zip_derived_cl538, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.76                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.76                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.76                 zip_derived_cl1179, zip_derived_cl1223, zip_derived_cl1271, 
% 20.94/3.76                 zip_derived_cl1324, zip_derived_cl1370, zip_derived_cl1424, 
% 20.94/3.76                 zip_derived_cl1485, zip_derived_cl1547, zip_derived_cl1615, 
% 20.94/3.76                 zip_derived_cl1701, zip_derived_cl1791])).
% 20.94/3.76  thf(zip_derived_cl1958, plain,
% 20.94/3.76      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.76         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 20.94/3.76         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i]:
% 20.94/3.76          (ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 20.94/3.76           X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 20.94/3.76           X15 @ X16 @ X17 @ X18 @ X19)),
% 20.94/3.76      inference('demod', [status(thm)],
% 20.94/3.76                [zip_derived_cl494, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.76                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.76                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.76                 zip_derived_cl1179, zip_derived_cl1223, zip_derived_cl1271, 
% 20.94/3.76                 zip_derived_cl1324, zip_derived_cl1370, zip_derived_cl1424, 
% 20.94/3.76                 zip_derived_cl1485, zip_derived_cl1547, zip_derived_cl1615, 
% 20.94/3.76                 zip_derived_cl1701, zip_derived_cl1791, zip_derived_cl1876])).
% 20.94/3.76  thf(zip_derived_cl2077, plain,
% 20.94/3.76      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.76         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 20.94/3.76         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i]:
% 20.94/3.76          (ssNder1_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 20.94/3.76           X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 20.94/3.76           X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20)),
% 20.94/3.76      inference('demod', [status(thm)],
% 20.94/3.76                [zip_derived_cl445, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.76                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.76                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.76                 zip_derived_cl1179, zip_derived_cl1223, zip_derived_cl1271, 
% 20.94/3.76                 zip_derived_cl1324, zip_derived_cl1370, zip_derived_cl1424, 
% 20.94/3.76                 zip_derived_cl1485, zip_derived_cl1547, zip_derived_cl1615, 
% 20.94/3.76                 zip_derived_cl1701, zip_derived_cl1791, zip_derived_cl1876, 
% 20.94/3.76                 zip_derived_cl1958])).
% 20.94/3.76  thf(zip_derived_cl2176, plain,
% 20.94/3.76      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.76         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 20.94/3.76         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i, 
% 20.94/3.76         X21 : $i]:
% 20.94/3.76         ( (ssPv27_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 20.94/3.76            X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 20.94/3.76            X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21)
% 20.94/3.76          | ~ (ssPv27_2r1r1 @ X0 @ X1))),
% 20.94/3.76      inference('demod', [status(thm)],
% 20.94/3.76                [zip_derived_cl392, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.76                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.76                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.76                 zip_derived_cl1179, zip_derived_cl1223, zip_derived_cl1271, 
% 20.94/3.76                 zip_derived_cl1324, zip_derived_cl1370, zip_derived_cl1424, 
% 20.94/3.76                 zip_derived_cl1485, zip_derived_cl1547, zip_derived_cl1615, 
% 20.94/3.76                 zip_derived_cl1701, zip_derived_cl1791, zip_derived_cl1876, 
% 20.94/3.76                 zip_derived_cl1958, zip_derived_cl2077])).
% 20.94/3.76  thf(clause766, conjecture,
% 20.94/3.76    (~( ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 20.94/3.76        ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 20.94/3.76        ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 20.94/3.76        ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 20.94/3.76        ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 20.94/3.76        ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 20.94/3.76        ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 20.94/3.76        ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 20.94/3.76        ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 20.94/3.76        ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.76             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 20.94/3.76        ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.76             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 20.94/3.76        ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.76             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 20.94/3.76        ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.76             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 20.94/3.76        ( ~( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.76             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) | 
% 20.94/3.76        ( ~( ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.76             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) ) | 
% 20.94/3.76        ( ~( ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.76             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 20.94/3.76             X9 @ X10 ) ) | 
% 20.94/3.76        ( ~( ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.76             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 20.94/3.76             X9 @ X10 @ X11 ) ) | 
% 20.94/3.76        ( ~( ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.76             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 20.94/3.76             X9 @ X10 @ X11 @ X12 ) ) | 
% 20.94/3.76        ( ~( ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.76             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 20.94/3.76             X9 @ X10 @ X11 @ X12 @ X13 ) ) | 
% 20.94/3.76        ( ~( ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.76             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 20.94/3.76             X9 @ X10 @ X11 @ X12 @ X13 @ X14 ) ) | 
% 20.94/3.76        ( ~( ssNder1_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.76             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 20.94/3.76             X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 ) ) | 
% 20.94/3.76        ( ~( ssPv27_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.76             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 20.94/3.76             X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 ) ) | 
% 20.94/3.76        ( ~( ssPv21_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.76             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 20.94/3.76             X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 ) ) | 
% 20.94/3.76        ( ~( ssPv12_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.76             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 20.94/3.76             X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 ) ) | 
% 20.94/3.76        ( ~( ssPv7_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.76             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 20.94/3.76             X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 ) ) ))).
% 20.94/3.76  thf(zf_stmt_39, negated_conjecture,
% 20.94/3.76    (( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 20.94/3.76     ( ~( ssNder1_2r1r1 @ U @ V ) ) | ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 20.94/3.76     ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 20.94/3.76     ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 20.94/3.76     ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 20.94/3.76     ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 20.94/3.76     ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 20.94/3.76     ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 20.94/3.76     ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.76          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 20.94/3.76     ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.76          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 20.94/3.76     ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.76          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 20.94/3.76     ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.76          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 20.94/3.76     ( ~( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.76          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) | 
% 20.94/3.76     ( ~( ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.76          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) ) | 
% 20.94/3.76     ( ~( ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.76          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 20.94/3.76          X10 ) ) | 
% 20.94/3.76     ( ~( ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.76          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 20.94/3.76          X10 @ X11 ) ) | 
% 20.94/3.76     ( ~( ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.76          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 20.94/3.76          X10 @ X11 @ X12 ) ) | 
% 20.94/3.76     ( ~( ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.76          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 20.94/3.76          X10 @ X11 @ X12 @ X13 ) ) | 
% 20.94/3.76     ( ~( ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.76          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 20.94/3.76          X10 @ X11 @ X12 @ X13 @ X14 ) ) | 
% 20.94/3.76     ( ~( ssNder1_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.76          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 20.94/3.76          X10 @ X11 @ X12 @ X13 @ X14 @ X15 ) ) | 
% 20.94/3.76     ( ~( ssPv27_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.76          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 20.94/3.76          X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 ) ) | 
% 20.94/3.76     ( ~( ssPv21_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.76          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 20.94/3.76          X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 ) ) | 
% 20.94/3.76     ( ~( ssPv12_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.76          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 20.94/3.76          X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 ) ) | 
% 20.94/3.76     ( ~( ssPv7_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.76          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 20.94/3.76          X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 ) )),
% 20.94/3.76    inference('cnf.neg', [status(esa)], [clause766])).
% 20.94/3.76  thf(zip_derived_cl242, plain,
% 20.94/3.76      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.76         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 20.94/3.76         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i, 
% 20.94/3.76         X21 : $i]:
% 20.94/3.76         (~ (ssNder1_0)
% 20.94/3.76          | ~ (ssNder1_1r1 @ X0)
% 20.94/3.76          | ~ (ssNder1_2r1r1 @ X0 @ X1)
% 20.94/3.76          | ~ (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)
% 20.94/3.76          | ~ (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)
% 20.94/3.76          | ~ (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)
% 20.94/3.76          | ~ (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)
% 20.94/3.76          | ~ (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)
% 20.94/3.76          | ~ (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 20.94/3.76               X7)
% 20.94/3.76          | ~ (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 20.94/3.76               X6 @ X7 @ X8)
% 20.94/3.76          | ~ (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 20.94/3.76               X6 @ X7 @ X8 @ X9)
% 20.94/3.76          | ~ (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 20.94/3.76               X5 @ X6 @ X7 @ X8 @ X9 @ X10)
% 20.94/3.76          | ~ (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 20.94/3.76               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11)
% 20.94/3.76          | ~ (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 20.94/3.76               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)
% 20.94/3.76          | ~ (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 20.94/3.76               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)
% 20.94/3.76          | ~ (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 20.94/3.76               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)
% 20.94/3.76          | ~ (ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 20.94/3.76               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 20.94/3.76               X14 @ X15)
% 20.94/3.76          | ~ (ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 20.94/3.76               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 20.94/3.76               X14 @ X15 @ X16)
% 20.94/3.76          | ~ (ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 20.94/3.76               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 20.94/3.76               X14 @ X15 @ X16 @ X17)
% 20.94/3.76          | ~ (ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 20.94/3.76               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 20.94/3.76               X14 @ X15 @ X16 @ X17 @ X18)
% 20.94/3.76          | ~ (ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 20.94/3.76               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 20.94/3.76               X14 @ X15 @ X16 @ X17 @ X18 @ X19)
% 20.94/3.76          | ~ (ssNder1_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 20.94/3.76               X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 20.94/3.76               X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20)
% 20.94/3.76          | ~ (ssPv27_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 20.94/3.76               X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 20.94/3.76               X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21)
% 20.94/3.76          | ~ (ssPv21_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 20.94/3.76               X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 20.94/3.76               X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21)
% 20.94/3.76          | ~ (ssPv12_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 20.94/3.76               X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 20.94/3.76               X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21)
% 20.94/3.76          | ~ (ssPv7_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 20.94/3.76               X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 20.94/3.76               X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21))),
% 20.94/3.76      inference('cnf', [status(esa)], [zf_stmt_39])).
% 20.94/3.76  thf(zip_derived_cl1007, plain, ( (ssNder1_0)),
% 20.94/3.76      inference('cnf', [status(esa)], [zf_stmt_1])).
% 20.94/3.76  thf(zip_derived_cl1013, plain, (![X0 : $i]:  (ssNder1_1r1 @ X0)),
% 20.94/3.76      inference('demod', [status(thm)],
% 20.94/3.76                [zip_derived_cl1006, zip_derived_cl1007])).
% 20.94/3.76  thf(zip_derived_cl1014, plain,
% 20.94/3.76      (![X0 : $i, X1 : $i]:  (ssNder1_2r1r1 @ X0 @ X1)),
% 20.94/3.76      inference('demod', [status(thm)],
% 20.94/3.76                [zip_derived_cl1005, zip_derived_cl1007, zip_derived_cl1013])).
% 20.94/3.76  thf(zip_derived_cl1021, plain,
% 20.94/3.76      (![X0 : $i, X1 : $i, X2 : $i]:  (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)),
% 20.94/3.76      inference('demod', [status(thm)],
% 20.94/3.76                [zip_derived_cl994, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.76                 zip_derived_cl1014])).
% 20.94/3.76  thf(zip_derived_cl1046, plain,
% 20.94/3.76      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 20.94/3.76          (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)),
% 20.94/3.76      inference('demod', [status(thm)],
% 20.94/3.76                [zip_derived_cl984, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.76                 zip_derived_cl1014, zip_derived_cl1021])).
% 20.94/3.76  thf(zip_derived_cl1070, plain,
% 20.94/3.76      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 20.94/3.76          (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)),
% 20.94/3.76      inference('demod', [status(thm)],
% 20.94/3.76                [zip_derived_cl966, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.76                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046])).
% 20.94/3.76  thf(zip_derived_cl1101, plain,
% 20.94/3.76      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 20.94/3.76          (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)),
% 20.94/3.76      inference('demod', [status(thm)],
% 20.94/3.76                [zip_derived_cl948, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.76                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.76                 zip_derived_cl1070])).
% 20.94/3.76  thf(zip_derived_cl1131, plain,
% 20.94/3.76      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i]:
% 20.94/3.76          (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)),
% 20.94/3.76      inference('demod', [status(thm)],
% 20.94/3.76                [zip_derived_cl928, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.76                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.76                 zip_derived_cl1070, zip_derived_cl1101])).
% 20.94/3.76  thf(zip_derived_cl1179, plain,
% 20.94/3.76      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, X7 : $i]:
% 20.94/3.76          (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7)),
% 20.94/3.76      inference('demod', [status(thm)],
% 20.94/3.76                [zip_derived_cl901, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.76                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.76                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131])).
% 20.94/3.76  thf(zip_derived_cl1223, plain,
% 20.94/3.76      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.76         X7 : $i, X8 : $i]:
% 20.94/3.76          (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 20.94/3.76           X7 @ X8)),
% 20.94/3.76      inference('demod', [status(thm)],
% 20.94/3.76                [zip_derived_cl879, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.76                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.76                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.76                 zip_derived_cl1179])).
% 20.94/3.76  thf(zip_derived_cl1271, plain,
% 20.94/3.76      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.76         X7 : $i, X8 : $i, X9 : $i]:
% 20.94/3.76          (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 20.94/3.76           X7 @ X8 @ X9)),
% 20.94/3.76      inference('demod', [status(thm)],
% 20.94/3.76                [zip_derived_cl854, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.76                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.76                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.76                 zip_derived_cl1179, zip_derived_cl1223])).
% 20.94/3.76  thf(zip_derived_cl1324, plain,
% 20.94/3.76      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.76         X7 : $i, X8 : $i, X9 : $i, X10 : $i]:
% 20.94/3.76          (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 20.94/3.76           X6 @ X7 @ X8 @ X9 @ X10)),
% 20.94/3.76      inference('demod', [status(thm)],
% 20.94/3.76                [zip_derived_cl826, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.76                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.76                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.76                 zip_derived_cl1179, zip_derived_cl1223, zip_derived_cl1271])).
% 20.94/3.76  thf(zip_derived_cl1370, plain,
% 20.94/3.76      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.76         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i]:
% 20.94/3.76          (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 20.94/3.76           X6 @ X7 @ X8 @ X9 @ X10 @ X11)),
% 20.94/3.76      inference('demod', [status(thm)],
% 20.94/3.76                [zip_derived_cl800, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.76                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.76                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.76                 zip_derived_cl1179, zip_derived_cl1223, zip_derived_cl1271, 
% 20.94/3.76                 zip_derived_cl1324])).
% 20.94/3.76  thf(zip_derived_cl1421, plain,
% 20.94/3.76      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.76         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 20.94/3.76         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i, 
% 20.94/3.76         X21 : $i]:
% 20.94/3.76         (~ (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 20.94/3.76             X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)
% 20.94/3.76          | ~ (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 20.94/3.76               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)
% 20.94/3.76          | ~ (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 20.94/3.76               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)
% 20.94/3.76          | ~ (ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 20.94/3.76               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 20.94/3.76               X14 @ X15)
% 20.94/3.76          | ~ (ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 20.94/3.76               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 20.94/3.76               X14 @ X15 @ X16)
% 20.94/3.76          | ~ (ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 20.94/3.76               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 20.94/3.76               X14 @ X15 @ X16 @ X17)
% 20.94/3.76          | ~ (ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 20.94/3.76               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 20.94/3.76               X14 @ X15 @ X16 @ X17 @ X18)
% 20.94/3.76          | ~ (ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 20.94/3.76               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 20.94/3.76               X14 @ X15 @ X16 @ X17 @ X18 @ X19)
% 20.94/3.76          | ~ (ssNder1_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 20.94/3.76               X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 20.94/3.76               X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20)
% 20.94/3.76          | ~ (ssPv27_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 20.94/3.76               X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 20.94/3.76               X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21)
% 20.94/3.76          | ~ (ssPv21_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 20.94/3.76               X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 20.94/3.76               X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21)
% 20.94/3.76          | ~ (ssPv12_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 20.94/3.76               X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 20.94/3.76               X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21)
% 20.94/3.76          | ~ (ssPv7_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 20.94/3.76               X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 20.94/3.76               X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21))),
% 20.94/3.76      inference('demod', [status(thm)],
% 20.94/3.76                [zip_derived_cl242, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.76                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.76                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.76                 zip_derived_cl1179, zip_derived_cl1223, zip_derived_cl1271, 
% 20.94/3.76                 zip_derived_cl1324, zip_derived_cl1370])).
% 20.94/3.76  thf(zip_derived_cl1424, plain,
% 20.94/3.76      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.76         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i]:
% 20.94/3.76          (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 20.94/3.76           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)),
% 20.94/3.76      inference('demod', [status(thm)],
% 20.94/3.76                [zip_derived_cl769, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.76                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.76                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.76                 zip_derived_cl1179, zip_derived_cl1223, zip_derived_cl1271, 
% 20.94/3.76                 zip_derived_cl1324, zip_derived_cl1370])).
% 20.94/3.76  thf(zip_derived_cl1436, plain,
% 20.94/3.76      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.76         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 20.94/3.76         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i, 
% 20.94/3.76         X21 : $i]:
% 20.94/3.76         (~ (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 20.94/3.76             X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)
% 20.94/3.76          | ~ (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 20.94/3.76               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)
% 20.94/3.76          | ~ (ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 20.94/3.76               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 20.94/3.76               X14 @ X15)
% 20.94/3.76          | ~ (ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 20.94/3.76               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 20.94/3.76               X14 @ X15 @ X16)
% 20.94/3.76          | ~ (ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 20.94/3.76               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 20.94/3.76               X14 @ X15 @ X16 @ X17)
% 20.94/3.76          | ~ (ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 20.94/3.76               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 20.94/3.76               X14 @ X15 @ X16 @ X17 @ X18)
% 20.94/3.76          | ~ (ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 20.94/3.76               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 20.94/3.76               X14 @ X15 @ X16 @ X17 @ X18 @ X19)
% 20.94/3.76          | ~ (ssNder1_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 20.94/3.76               X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 20.94/3.76               X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20)
% 20.94/3.76          | ~ (ssPv27_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 20.94/3.76               X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 20.94/3.76               X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21)
% 20.94/3.76          | ~ (ssPv21_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 20.94/3.76               X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 20.94/3.76               X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21)
% 20.94/3.76          | ~ (ssPv12_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 20.94/3.76               X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 20.94/3.76               X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21)
% 20.94/3.76          | ~ (ssPv7_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 20.94/3.76               X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 20.94/3.76               X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21))),
% 20.94/3.76      inference('demod', [status(thm)],
% 20.94/3.76                [zip_derived_cl1421, zip_derived_cl1424])).
% 20.94/3.76  thf(zip_derived_cl1485, plain,
% 20.94/3.76      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.76         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i]:
% 20.94/3.76          (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 20.94/3.76           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)),
% 20.94/3.76      inference('demod', [status(thm)],
% 20.94/3.76                [zip_derived_cl737, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.76                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.76                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.76                 zip_derived_cl1179, zip_derived_cl1223, zip_derived_cl1271, 
% 20.94/3.76                 zip_derived_cl1324, zip_derived_cl1370, zip_derived_cl1424])).
% 20.94/3.76  thf(zip_derived_cl1496, plain,
% 20.94/3.76      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.76         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 20.94/3.76         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i, 
% 20.94/3.76         X21 : $i]:
% 20.94/3.76         (~ (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 20.94/3.76             X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)
% 20.94/3.76          | ~ (ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 20.94/3.76               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 20.94/3.76               X14 @ X15)
% 20.94/3.76          | ~ (ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 20.94/3.76               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 20.94/3.76               X14 @ X15 @ X16)
% 20.94/3.76          | ~ (ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 20.94/3.76               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 20.94/3.76               X14 @ X15 @ X16 @ X17)
% 20.94/3.76          | ~ (ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 20.94/3.76               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 20.94/3.76               X14 @ X15 @ X16 @ X17 @ X18)
% 20.94/3.76          | ~ (ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 20.94/3.76               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 20.94/3.76               X14 @ X15 @ X16 @ X17 @ X18 @ X19)
% 20.94/3.76          | ~ (ssNder1_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 20.94/3.76               X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 20.94/3.76               X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20)
% 20.94/3.76          | ~ (ssPv27_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 20.94/3.76               X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 20.94/3.76               X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21)
% 20.94/3.76          | ~ (ssPv21_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 20.94/3.76               X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 20.94/3.76               X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21)
% 20.94/3.76          | ~ (ssPv12_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 20.94/3.76               X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 20.94/3.76               X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21)
% 20.94/3.76          | ~ (ssPv7_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 20.94/3.76               X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 20.94/3.76               X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21))),
% 20.94/3.76      inference('demod', [status(thm)],
% 20.94/3.76                [zip_derived_cl1436, zip_derived_cl1485])).
% 20.94/3.76  thf(zip_derived_cl1547, plain,
% 20.94/3.76      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.76         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 20.94/3.76         X14 : $i]:
% 20.94/3.76          (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 20.94/3.76           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)),
% 20.94/3.76      inference('demod', [status(thm)],
% 20.94/3.76                [zip_derived_cl702, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.76                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.76                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.76                 zip_derived_cl1179, zip_derived_cl1223, zip_derived_cl1271, 
% 20.94/3.76                 zip_derived_cl1324, zip_derived_cl1370, zip_derived_cl1424, 
% 20.94/3.76                 zip_derived_cl1485])).
% 20.94/3.76  thf(zip_derived_cl1557, plain,
% 20.94/3.76      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.76         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 20.94/3.76         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i, 
% 20.94/3.76         X21 : $i]:
% 20.94/3.76         (~ (ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 20.94/3.76             X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15)
% 20.94/3.76          | ~ (ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 20.94/3.76               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 20.94/3.76               X14 @ X15 @ X16)
% 20.94/3.76          | ~ (ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 20.94/3.76               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 20.94/3.76               X14 @ X15 @ X16 @ X17)
% 20.94/3.76          | ~ (ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 20.94/3.76               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 20.94/3.76               X14 @ X15 @ X16 @ X17 @ X18)
% 20.94/3.76          | ~ (ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 20.94/3.76               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 20.94/3.76               X14 @ X15 @ X16 @ X17 @ X18 @ X19)
% 20.94/3.76          | ~ (ssNder1_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 20.94/3.76               X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 20.94/3.76               X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20)
% 20.94/3.76          | ~ (ssPv27_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 20.94/3.76               X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 20.94/3.76               X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21)
% 20.94/3.76          | ~ (ssPv21_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 20.94/3.76               X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 20.94/3.76               X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21)
% 20.94/3.76          | ~ (ssPv12_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 20.94/3.76               X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 20.94/3.76               X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21)
% 20.94/3.76          | ~ (ssPv7_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 20.94/3.76               X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 20.94/3.76               X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21))),
% 20.94/3.76      inference('demod', [status(thm)],
% 20.94/3.76                [zip_derived_cl1496, zip_derived_cl1547])).
% 20.94/3.76  thf(zip_derived_cl1615, plain,
% 20.94/3.76      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.76         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 20.94/3.76         X14 : $i, X15 : $i]:
% 20.94/3.76          (ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 20.94/3.76           X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15)),
% 20.94/3.76      inference('demod', [status(thm)],
% 20.94/3.76                [zip_derived_cl662, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.76                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.76                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.76                 zip_derived_cl1179, zip_derived_cl1223, zip_derived_cl1271, 
% 20.94/3.76                 zip_derived_cl1324, zip_derived_cl1370, zip_derived_cl1424, 
% 20.94/3.76                 zip_derived_cl1485, zip_derived_cl1547])).
% 20.94/3.76  thf(zip_derived_cl1625, plain,
% 20.94/3.76      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.76         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 20.94/3.76         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i, 
% 20.94/3.76         X21 : $i]:
% 20.94/3.76         (~ (ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 20.94/3.76             X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 20.94/3.76             X15 @ X16)
% 20.94/3.76          | ~ (ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 20.94/3.76               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 20.94/3.76               X14 @ X15 @ X16 @ X17)
% 20.94/3.76          | ~ (ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 20.94/3.76               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 20.94/3.76               X14 @ X15 @ X16 @ X17 @ X18)
% 20.94/3.76          | ~ (ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 20.94/3.76               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 20.94/3.76               X14 @ X15 @ X16 @ X17 @ X18 @ X19)
% 20.94/3.76          | ~ (ssNder1_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 20.94/3.76               X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 20.94/3.76               X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20)
% 20.94/3.76          | ~ (ssPv27_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 20.94/3.76               X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 20.94/3.76               X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21)
% 20.94/3.76          | ~ (ssPv21_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 20.94/3.76               X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 20.94/3.76               X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21)
% 20.94/3.76          | ~ (ssPv12_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 20.94/3.76               X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 20.94/3.76               X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21)
% 20.94/3.76          | ~ (ssPv7_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 20.94/3.76               X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 20.94/3.76               X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21))),
% 20.94/3.76      inference('demod', [status(thm)],
% 20.94/3.76                [zip_derived_cl1557, zip_derived_cl1615])).
% 20.94/3.76  thf(zip_derived_cl1701, plain,
% 20.94/3.76      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.76         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 20.94/3.76         X14 : $i, X15 : $i, X16 : $i]:
% 20.94/3.76          (ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 20.94/3.76           X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ 
% 20.94/3.76           X16)),
% 20.94/3.76      inference('demod', [status(thm)],
% 20.94/3.76                [zip_derived_cl622, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.76                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.76                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.76                 zip_derived_cl1179, zip_derived_cl1223, zip_derived_cl1271, 
% 20.94/3.76                 zip_derived_cl1324, zip_derived_cl1370, zip_derived_cl1424, 
% 20.94/3.76                 zip_derived_cl1485, zip_derived_cl1547, zip_derived_cl1615])).
% 20.94/3.76  thf(zip_derived_cl1709, plain,
% 20.94/3.76      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.76         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 20.94/3.76         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i, 
% 20.94/3.76         X21 : $i]:
% 20.94/3.76         (~ (ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 20.94/3.76             X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 20.94/3.76             X15 @ X16 @ X17)
% 20.94/3.76          | ~ (ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 20.94/3.76               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 20.94/3.76               X14 @ X15 @ X16 @ X17 @ X18)
% 20.94/3.76          | ~ (ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 20.94/3.76               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 20.94/3.76               X14 @ X15 @ X16 @ X17 @ X18 @ X19)
% 20.94/3.76          | ~ (ssNder1_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 20.94/3.76               X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 20.94/3.76               X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20)
% 20.94/3.76          | ~ (ssPv27_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 20.94/3.76               X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 20.94/3.76               X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21)
% 20.94/3.76          | ~ (ssPv21_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 20.94/3.76               X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 20.94/3.76               X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21)
% 20.94/3.76          | ~ (ssPv12_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 20.94/3.76               X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 20.94/3.76               X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21)
% 20.94/3.76          | ~ (ssPv7_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 20.94/3.76               X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 20.94/3.76               X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21))),
% 20.94/3.76      inference('demod', [status(thm)],
% 20.94/3.76                [zip_derived_cl1625, zip_derived_cl1701])).
% 20.94/3.76  thf(zip_derived_cl1791, plain,
% 20.94/3.76      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.76         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 20.94/3.76         X14 : $i, X15 : $i, X16 : $i, X17 : $i]:
% 20.94/3.76          (ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 20.94/3.76           X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 20.94/3.76           X15 @ X16 @ X17)),
% 20.94/3.76      inference('demod', [status(thm)],
% 20.94/3.76                [zip_derived_cl583, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.76                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.76                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.76                 zip_derived_cl1179, zip_derived_cl1223, zip_derived_cl1271, 
% 20.94/3.76                 zip_derived_cl1324, zip_derived_cl1370, zip_derived_cl1424, 
% 20.94/3.76                 zip_derived_cl1485, zip_derived_cl1547, zip_derived_cl1615, 
% 20.94/3.76                 zip_derived_cl1701])).
% 20.94/3.76  thf(zip_derived_cl1799, plain,
% 20.94/3.76      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.76         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 20.94/3.76         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i, 
% 20.94/3.76         X21 : $i]:
% 20.94/3.76         (~ (ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 20.94/3.76             X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 20.94/3.76             X15 @ X16 @ X17 @ X18)
% 20.94/3.76          | ~ (ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 20.94/3.76               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 20.94/3.76               X14 @ X15 @ X16 @ X17 @ X18 @ X19)
% 20.94/3.76          | ~ (ssNder1_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 20.94/3.76               X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 20.94/3.76               X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20)
% 20.94/3.76          | ~ (ssPv27_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 20.94/3.76               X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 20.94/3.76               X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21)
% 20.94/3.76          | ~ (ssPv21_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 20.94/3.76               X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 20.94/3.76               X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21)
% 20.94/3.76          | ~ (ssPv12_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 20.94/3.76               X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 20.94/3.76               X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21)
% 20.94/3.76          | ~ (ssPv7_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 20.94/3.76               X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 20.94/3.76               X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21))),
% 20.94/3.76      inference('demod', [status(thm)],
% 20.94/3.76                [zip_derived_cl1709, zip_derived_cl1791])).
% 20.94/3.76  thf(zip_derived_cl1876, plain,
% 20.94/3.76      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.76         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 20.94/3.76         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i]:
% 20.94/3.76          (ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 20.94/3.76           X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 20.94/3.76           X15 @ X16 @ X17 @ X18)),
% 20.94/3.76      inference('demod', [status(thm)],
% 20.94/3.76                [zip_derived_cl538, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.76                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.76                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.76                 zip_derived_cl1179, zip_derived_cl1223, zip_derived_cl1271, 
% 20.94/3.76                 zip_derived_cl1324, zip_derived_cl1370, zip_derived_cl1424, 
% 20.94/3.76                 zip_derived_cl1485, zip_derived_cl1547, zip_derived_cl1615, 
% 20.94/3.76                 zip_derived_cl1701, zip_derived_cl1791])).
% 20.94/3.76  thf(zip_derived_cl1884, plain,
% 20.94/3.76      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.76         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 20.94/3.76         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i, 
% 20.94/3.76         X21 : $i]:
% 20.94/3.76         (~ (ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 20.94/3.76             X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 20.94/3.76             X14 @ X15 @ X16 @ X17 @ X18 @ X19)
% 20.94/3.76          | ~ (ssNder1_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 20.94/3.76               X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 20.94/3.76               X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20)
% 20.94/3.76          | ~ (ssPv27_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 20.94/3.76               X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 20.94/3.76               X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21)
% 20.94/3.76          | ~ (ssPv21_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 20.94/3.76               X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 20.94/3.76               X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21)
% 20.94/3.76          | ~ (ssPv12_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 20.94/3.76               X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 20.94/3.76               X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21)
% 20.94/3.76          | ~ (ssPv7_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 20.94/3.76               X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 20.94/3.76               X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21))),
% 20.94/3.76      inference('demod', [status(thm)],
% 20.94/3.76                [zip_derived_cl1799, zip_derived_cl1876])).
% 20.94/3.76  thf(zip_derived_cl1958, plain,
% 20.94/3.76      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.76         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 20.94/3.76         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i]:
% 20.94/3.76          (ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 20.94/3.76           X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 20.94/3.76           X15 @ X16 @ X17 @ X18 @ X19)),
% 20.94/3.76      inference('demod', [status(thm)],
% 20.94/3.76                [zip_derived_cl494, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.76                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.76                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.76                 zip_derived_cl1179, zip_derived_cl1223, zip_derived_cl1271, 
% 20.94/3.76                 zip_derived_cl1324, zip_derived_cl1370, zip_derived_cl1424, 
% 20.94/3.76                 zip_derived_cl1485, zip_derived_cl1547, zip_derived_cl1615, 
% 20.94/3.76                 zip_derived_cl1701, zip_derived_cl1791, zip_derived_cl1876])).
% 20.94/3.76  thf(zip_derived_cl1965, plain,
% 20.94/3.76      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.76         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 20.94/3.76         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i, 
% 20.94/3.76         X21 : $i]:
% 20.94/3.76         (~ (ssNder1_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 20.94/3.76             X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 20.94/3.76             X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20)
% 20.94/3.76          | ~ (ssPv27_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 20.94/3.76               X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 20.94/3.76               X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21)
% 20.94/3.76          | ~ (ssPv21_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 20.94/3.76               X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 20.94/3.76               X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21)
% 20.94/3.76          | ~ (ssPv12_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 20.94/3.76               X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 20.94/3.76               X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21)
% 20.94/3.76          | ~ (ssPv7_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 20.94/3.76               X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 20.94/3.76               X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21))),
% 20.94/3.76      inference('demod', [status(thm)],
% 20.94/3.76                [zip_derived_cl1884, zip_derived_cl1958])).
% 20.94/3.76  thf(zip_derived_cl2077, plain,
% 20.94/3.76      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.76         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 20.94/3.76         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i]:
% 20.94/3.76          (ssNder1_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 20.94/3.76           X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 20.94/3.76           X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20)),
% 20.94/3.76      inference('demod', [status(thm)],
% 20.94/3.76                [zip_derived_cl445, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.76                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.76                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.76                 zip_derived_cl1179, zip_derived_cl1223, zip_derived_cl1271, 
% 20.94/3.76                 zip_derived_cl1324, zip_derived_cl1370, zip_derived_cl1424, 
% 20.94/3.76                 zip_derived_cl1485, zip_derived_cl1547, zip_derived_cl1615, 
% 20.94/3.76                 zip_derived_cl1701, zip_derived_cl1791, zip_derived_cl1876, 
% 20.94/3.76                 zip_derived_cl1958])).
% 20.94/3.76  thf(zip_derived_cl2080, plain,
% 20.94/3.76      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.76         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 20.94/3.76         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i, 
% 20.94/3.76         X21 : $i]:
% 20.94/3.76         (~ (ssPv27_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 20.94/3.76             X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 20.94/3.76             X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21)
% 20.94/3.76          | ~ (ssPv21_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 20.94/3.76               X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 20.94/3.76               X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21)
% 20.94/3.76          | ~ (ssPv12_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 20.94/3.76               X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 20.94/3.76               X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21)
% 20.94/3.76          | ~ (ssPv7_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 20.94/3.76               X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 20.94/3.76               X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21))),
% 20.94/3.76      inference('demod', [status(thm)],
% 20.94/3.76                [zip_derived_cl1965, zip_derived_cl2077])).
% 20.94/3.76  thf(zip_derived_cl2177, plain,
% 20.94/3.76      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.76         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 20.94/3.76         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i, 
% 20.94/3.76         X21 : $i]:
% 20.94/3.76         (~ (ssPv27_2r1r1 @ X21 @ X20)
% 20.94/3.76          | ~ (ssPv7_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X21 @ 
% 20.94/3.76               X20 @ X19 @ X18 @ X17 @ X16 @ X15 @ X14 @ X13 @ X12 @ X11 @ 
% 20.94/3.76               X10 @ X9 @ X8 @ X7 @ X6 @ X5 @ X4 @ X3 @ X2 @ X1 @ X0)
% 20.94/3.76          | ~ (ssPv12_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X21 @ 
% 20.94/3.76               X20 @ X19 @ X18 @ X17 @ X16 @ X15 @ X14 @ X13 @ X12 @ X11 @ 
% 20.94/3.76               X10 @ X9 @ X8 @ X7 @ X6 @ X5 @ X4 @ X3 @ X2 @ X1 @ X0)
% 20.94/3.76          | ~ (ssPv21_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X21 @ 
% 20.94/3.76               X20 @ X19 @ X18 @ X17 @ X16 @ X15 @ X14 @ X13 @ X12 @ X11 @ 
% 20.94/3.76               X10 @ X9 @ X8 @ X7 @ X6 @ X5 @ X4 @ X3 @ X2 @ X1 @ X0))),
% 20.94/3.76      inference('sup-', [status(thm)], [zip_derived_cl2176, zip_derived_cl2080])).
% 20.94/3.76  thf(zip_derived_cl2183, plain,
% 20.94/3.76      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.76         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 20.94/3.76         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i]:
% 20.94/3.76         (~ (ssPv21_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X20 @ 
% 20.94/3.76             X19 @ X18 @ X17 @ X16 @ X15 @ X14 @ X13 @ X12 @ X11 @ X10 @ X9 @ 
% 20.94/3.76             X8 @ X7 @ X6 @ X5 @ X4 @ X3 @ X2 @ X1 @ X0 @ skc28)
% 20.94/3.76          | ~ (ssPv12_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X20 @ 
% 20.94/3.76               X19 @ X18 @ X17 @ X16 @ X15 @ X14 @ X13 @ X12 @ X11 @ X10 @ 
% 20.94/3.76               X9 @ X8 @ X7 @ X6 @ X5 @ X4 @ X3 @ X2 @ X1 @ X0 @ skc28)
% 20.94/3.76          | ~ (ssPv27_2r1r1 @ X20 @ X19))),
% 20.94/3.76      inference('sup-', [status(thm)], [zip_derived_cl2093, zip_derived_cl2177])).
% 20.94/3.76  thf(zip_derived_cl2195, plain,
% 20.94/3.76      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.76         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 20.94/3.76         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i]:
% 20.94/3.76         (~ (ssPv21_8r1r1r1r1r1r1r1r1 @ X20 @ X19 @ X18 @ X17 @ X16 @ X15 @ 
% 20.94/3.76             X14 @ X13)
% 20.94/3.76          | ~ (ssPv27_2r1r1 @ X20 @ X19)
% 20.94/3.76          | ~ (ssPv12_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X20 @ 
% 20.94/3.76               X19 @ X18 @ X17 @ X16 @ X15 @ X14 @ X13 @ X12 @ X11 @ X10 @ 
% 20.94/3.76               X9 @ X8 @ X7 @ X6 @ X5 @ X4 @ X3 @ X2 @ X1 @ X0 @ skc28))),
% 20.94/3.76      inference('sup-', [status(thm)], [zip_derived_cl2193, zip_derived_cl2183])).
% 20.94/3.76  thf(zip_derived_cl2240, plain,
% 20.94/3.76      (![X4 : $i, X5 : $i, X6 : $i, X7 : $i, X8 : $i, X9 : $i, X10 : $i, 
% 20.94/3.76         X11 : $i, X12 : $i, X13 : $i, X14 : $i, X15 : $i, X16 : $i, X17 : $i, 
% 20.94/3.76         X18 : $i, X19 : $i, X20 : $i]:
% 20.94/3.76         (~ (ssPv12_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X20 @ X19 @ X18 @ 
% 20.94/3.76             X17 @ X16 @ X15 @ X14 @ X13 @ X12 @ X11 @ X10 @ X9 @ X8 @ X7 @ 
% 20.94/3.76             X6 @ X5 @ X4)
% 20.94/3.76          | ~ (ssPv27_2r1r1 @ X20 @ X19)
% 20.94/3.76          | ~ (ssPv21_8r1r1r1r1r1r1r1r1 @ X20 @ X19 @ X18 @ X17 @ X16 @ X15 @ 
% 20.94/3.76               X14 @ X13))),
% 20.94/3.76      inference('sup-', [status(thm)], [zip_derived_cl2238, zip_derived_cl2195])).
% 20.94/3.76  thf(zip_derived_cl2312, plain,
% 20.94/3.76      (![X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, X7 : $i, X8 : $i, 
% 20.94/3.76         X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, X14 : $i, X15 : $i, 
% 20.94/3.76         X16 : $i]:
% 20.94/3.76         (~ (ssPv16_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X16 @ X15 @ X14 @ X13 @ 
% 20.94/3.76             X12 @ X11 @ X10 @ X9 @ X8 @ X7 @ X6 @ X5 @ X4)
% 20.94/3.76          |  (ssPv14_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X16 @ X15 @ X14 @ 
% 20.94/3.76              X13 @ X12 @ X11 @ X10 @ X9 @ X8 @ X7 @ X6 @ X5 @ X4 @ X3 @ X2)
% 20.94/3.76          | ~ (ssPv26_3r1r1r1 @ X16 @ X15 @ X14)
% 20.94/3.76          | ~ (ssPv21_8r1r1r1r1r1r1r1r1 @ X16 @ X15 @ X14 @ X13 @ X12 @ X11 @ 
% 20.94/3.76               X10 @ X9)
% 20.94/3.76          | ~ (ssPv27_2r1r1 @ X16 @ X15))),
% 20.94/3.76      inference('sup-', [status(thm)], [zip_derived_cl2309, zip_derived_cl2240])).
% 20.94/3.76  thf(clause273, conjecture,
% 20.94/3.76    (~( ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 20.94/3.76        ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 20.94/3.76        ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 20.94/3.76        ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 20.94/3.76        ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 20.94/3.76        ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 20.94/3.76        ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 20.94/3.76        ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 20.94/3.76        ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 20.94/3.76        ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.76             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 20.94/3.76        ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.76             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 20.94/3.76        ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.76             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 20.94/3.76        ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.76             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 20.94/3.76        ( ~( ssPv14_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.76             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 20.94/3.76             skc35 ) ) ))).
% 20.94/3.76  thf(zf_stmt_40, negated_conjecture,
% 20.94/3.76    (( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 20.94/3.76     ( ~( ssNder1_2r1r1 @ U @ V ) ) | ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 20.94/3.76     ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 20.94/3.76     ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 20.94/3.76     ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 20.94/3.76     ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 20.94/3.76     ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 20.94/3.76     ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 20.94/3.76     ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.76          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 20.94/3.76     ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.76          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 20.94/3.76     ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.76          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 20.94/3.76     ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.76          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 20.94/3.76     ( ~( ssPv14_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.76          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ skc35 ) )),
% 20.94/3.76    inference('cnf.neg', [status(esa)], [clause273])).
% 20.94/3.76  thf(zip_derived_cl735, plain,
% 20.94/3.76      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.76         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i]:
% 20.94/3.76         (~ (ssNder1_0)
% 20.94/3.76          | ~ (ssNder1_1r1 @ X0)
% 20.94/3.76          | ~ (ssNder1_2r1r1 @ X0 @ X1)
% 20.94/3.76          | ~ (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)
% 20.94/3.76          | ~ (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)
% 20.94/3.76          | ~ (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)
% 20.94/3.76          | ~ (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)
% 20.94/3.76          | ~ (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)
% 20.94/3.76          | ~ (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 20.94/3.76               X7)
% 20.94/3.76          | ~ (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 20.94/3.76               X6 @ X7 @ X8)
% 20.94/3.76          | ~ (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 20.94/3.76               X6 @ X7 @ X8 @ X9)
% 20.94/3.76          | ~ (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 20.94/3.76               X5 @ X6 @ X7 @ X8 @ X9 @ X10)
% 20.94/3.76          | ~ (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 20.94/3.76               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11)
% 20.94/3.76          | ~ (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 20.94/3.76               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)
% 20.94/3.76          | ~ (ssPv14_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 20.94/3.76               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ skc35))),
% 20.94/3.76      inference('cnf', [status(esa)], [zf_stmt_40])).
% 20.94/3.76  thf(zip_derived_cl1007, plain, ( (ssNder1_0)),
% 20.94/3.76      inference('cnf', [status(esa)], [zf_stmt_1])).
% 20.94/3.76  thf(zip_derived_cl1013, plain, (![X0 : $i]:  (ssNder1_1r1 @ X0)),
% 20.94/3.76      inference('demod', [status(thm)],
% 20.94/3.76                [zip_derived_cl1006, zip_derived_cl1007])).
% 20.94/3.76  thf(zip_derived_cl1014, plain,
% 20.94/3.76      (![X0 : $i, X1 : $i]:  (ssNder1_2r1r1 @ X0 @ X1)),
% 20.94/3.76      inference('demod', [status(thm)],
% 20.94/3.76                [zip_derived_cl1005, zip_derived_cl1007, zip_derived_cl1013])).
% 20.94/3.76  thf(zip_derived_cl1021, plain,
% 20.94/3.76      (![X0 : $i, X1 : $i, X2 : $i]:  (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)),
% 20.94/3.76      inference('demod', [status(thm)],
% 20.94/3.76                [zip_derived_cl994, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.76                 zip_derived_cl1014])).
% 20.94/3.76  thf(zip_derived_cl1046, plain,
% 20.94/3.76      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 20.94/3.76          (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)),
% 20.94/3.76      inference('demod', [status(thm)],
% 20.94/3.76                [zip_derived_cl984, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.76                 zip_derived_cl1014, zip_derived_cl1021])).
% 20.94/3.76  thf(zip_derived_cl1070, plain,
% 20.94/3.76      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 20.94/3.76          (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)),
% 20.94/3.76      inference('demod', [status(thm)],
% 20.94/3.76                [zip_derived_cl966, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.76                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046])).
% 20.94/3.76  thf(zip_derived_cl1101, plain,
% 20.94/3.76      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 20.94/3.76          (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)),
% 20.94/3.76      inference('demod', [status(thm)],
% 20.94/3.76                [zip_derived_cl948, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.76                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.76                 zip_derived_cl1070])).
% 20.94/3.76  thf(zip_derived_cl1120, plain,
% 20.94/3.76      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.76         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i]:
% 20.94/3.76         (~ (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)
% 20.94/3.76          | ~ (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 20.94/3.76               X7)
% 20.94/3.76          | ~ (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 20.94/3.76               X6 @ X7 @ X8)
% 20.94/3.76          | ~ (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 20.94/3.76               X6 @ X7 @ X8 @ X9)
% 20.94/3.76          | ~ (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 20.94/3.76               X5 @ X6 @ X7 @ X8 @ X9 @ X10)
% 20.94/3.76          | ~ (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 20.94/3.76               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11)
% 20.94/3.76          | ~ (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 20.94/3.76               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)
% 20.94/3.76          | ~ (ssPv14_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 20.94/3.76               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ skc35))),
% 20.94/3.76      inference('demod', [status(thm)],
% 20.94/3.76                [zip_derived_cl735, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.76                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.76                 zip_derived_cl1070, zip_derived_cl1101])).
% 20.94/3.76  thf(zip_derived_cl1131, plain,
% 20.94/3.76      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i]:
% 20.94/3.76          (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)),
% 20.94/3.76      inference('demod', [status(thm)],
% 20.94/3.76                [zip_derived_cl928, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.76                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.76                 zip_derived_cl1070, zip_derived_cl1101])).
% 20.94/3.76  thf(zip_derived_cl1136, plain,
% 20.94/3.76      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.76         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i]:
% 20.94/3.76         (~ (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7)
% 20.94/3.76          | ~ (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 20.94/3.76               X6 @ X7 @ X8)
% 20.94/3.76          | ~ (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 20.94/3.76               X6 @ X7 @ X8 @ X9)
% 20.94/3.76          | ~ (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 20.94/3.76               X5 @ X6 @ X7 @ X8 @ X9 @ X10)
% 20.94/3.76          | ~ (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 20.94/3.76               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11)
% 20.94/3.76          | ~ (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 20.94/3.76               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)
% 20.94/3.76          | ~ (ssPv14_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 20.94/3.76               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ skc35))),
% 20.94/3.76      inference('demod', [status(thm)],
% 20.94/3.76                [zip_derived_cl1120, zip_derived_cl1131])).
% 20.94/3.76  thf(zip_derived_cl1179, plain,
% 20.94/3.76      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, X7 : $i]:
% 20.94/3.76          (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7)),
% 20.94/3.76      inference('demod', [status(thm)],
% 20.94/3.76                [zip_derived_cl901, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.76                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.76                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131])).
% 20.94/3.76  thf(zip_derived_cl1183, plain,
% 20.94/3.76      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.76         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i]:
% 20.94/3.76         (~ (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 20.94/3.76             X7 @ X8)
% 20.94/3.76          | ~ (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 20.94/3.76               X6 @ X7 @ X8 @ X9)
% 20.94/3.76          | ~ (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 20.94/3.76               X5 @ X6 @ X7 @ X8 @ X9 @ X10)
% 20.94/3.76          | ~ (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 20.94/3.76               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11)
% 20.94/3.76          | ~ (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 20.94/3.76               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)
% 20.94/3.76          | ~ (ssPv14_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 20.94/3.76               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ skc35))),
% 20.94/3.76      inference('demod', [status(thm)],
% 20.94/3.76                [zip_derived_cl1136, zip_derived_cl1179])).
% 20.94/3.76  thf(zip_derived_cl1223, plain,
% 20.94/3.76      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.76         X7 : $i, X8 : $i]:
% 20.94/3.76          (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 20.94/3.76           X7 @ X8)),
% 20.94/3.76      inference('demod', [status(thm)],
% 20.94/3.76                [zip_derived_cl879, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.76                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.76                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.76                 zip_derived_cl1179])).
% 20.94/3.76  thf(zip_derived_cl1227, plain,
% 20.94/3.76      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.76         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i]:
% 20.94/3.76         (~ (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 20.94/3.76             X6 @ X7 @ X8 @ X9)
% 20.94/3.76          | ~ (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 20.94/3.76               X5 @ X6 @ X7 @ X8 @ X9 @ X10)
% 20.94/3.76          | ~ (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 20.94/3.76               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11)
% 20.94/3.76          | ~ (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 20.94/3.76               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)
% 20.94/3.76          | ~ (ssPv14_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 20.94/3.76               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ skc35))),
% 20.94/3.76      inference('demod', [status(thm)],
% 20.94/3.76                [zip_derived_cl1183, zip_derived_cl1223])).
% 20.94/3.76  thf(zip_derived_cl1271, plain,
% 20.94/3.76      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.76         X7 : $i, X8 : $i, X9 : $i]:
% 20.94/3.76          (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 20.94/3.76           X7 @ X8 @ X9)),
% 20.94/3.76      inference('demod', [status(thm)],
% 20.94/3.76                [zip_derived_cl854, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.76                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.76                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.76                 zip_derived_cl1179, zip_derived_cl1223])).
% 20.94/3.76  thf(zip_derived_cl1274, plain,
% 20.94/3.76      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.76         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i]:
% 20.94/3.76         (~ (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 20.94/3.76             X6 @ X7 @ X8 @ X9 @ X10)
% 20.94/3.76          | ~ (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 20.94/3.76               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11)
% 20.94/3.76          | ~ (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 20.94/3.76               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)
% 20.94/3.76          | ~ (ssPv14_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 20.94/3.76               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ skc35))),
% 20.94/3.76      inference('demod', [status(thm)],
% 20.94/3.76                [zip_derived_cl1227, zip_derived_cl1271])).
% 20.94/3.76  thf(zip_derived_cl1324, plain,
% 20.94/3.76      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.76         X7 : $i, X8 : $i, X9 : $i, X10 : $i]:
% 20.94/3.76          (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 20.94/3.76           X6 @ X7 @ X8 @ X9 @ X10)),
% 20.94/3.76      inference('demod', [status(thm)],
% 20.94/3.76                [zip_derived_cl826, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.76                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.76                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.76                 zip_derived_cl1179, zip_derived_cl1223, zip_derived_cl1271])).
% 20.94/3.76  thf(zip_derived_cl1327, plain,
% 20.94/3.76      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.76         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i]:
% 20.94/3.76         (~ (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 20.94/3.76             X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11)
% 20.94/3.76          | ~ (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 20.94/3.76               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)
% 20.94/3.76          | ~ (ssPv14_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 20.94/3.76               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ skc35))),
% 20.94/3.76      inference('demod', [status(thm)],
% 20.94/3.76                [zip_derived_cl1274, zip_derived_cl1324])).
% 20.94/3.76  thf(zip_derived_cl1370, plain,
% 20.94/3.76      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.76         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i]:
% 20.94/3.76          (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 20.94/3.76           X6 @ X7 @ X8 @ X9 @ X10 @ X11)),
% 20.94/3.76      inference('demod', [status(thm)],
% 20.94/3.76                [zip_derived_cl800, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.76                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.76                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.76                 zip_derived_cl1179, zip_derived_cl1223, zip_derived_cl1271, 
% 20.94/3.76                 zip_derived_cl1324])).
% 20.94/3.76  thf(zip_derived_cl1372, plain,
% 20.94/3.76      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.76         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i]:
% 20.94/3.76         (~ (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 20.94/3.76             X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)
% 20.94/3.76          | ~ (ssPv14_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 20.94/3.76               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ skc35))),
% 20.94/3.76      inference('demod', [status(thm)],
% 20.94/3.76                [zip_derived_cl1327, zip_derived_cl1370])).
% 20.94/3.76  thf(zip_derived_cl1424, plain,
% 20.94/3.76      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.76         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i]:
% 20.94/3.76          (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 20.94/3.76           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)),
% 20.94/3.76      inference('demod', [status(thm)],
% 20.94/3.76                [zip_derived_cl769, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.76                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.76                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.76                 zip_derived_cl1179, zip_derived_cl1223, zip_derived_cl1271, 
% 20.94/3.76                 zip_derived_cl1324, zip_derived_cl1370])).
% 20.94/3.76  thf(zip_derived_cl1425, plain,
% 20.94/3.76      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.76         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i]:
% 20.94/3.76         ~ (ssPv14_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 20.94/3.76            X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ skc35)),
% 20.94/3.76      inference('demod', [status(thm)],
% 20.94/3.76                [zip_derived_cl1372, zip_derived_cl1424])).
% 20.94/3.76  thf(zip_derived_cl2313, plain,
% 20.94/3.76      (![X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, X7 : $i, 
% 20.94/3.76         X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i]:
% 20.94/3.76         (~ (ssPv27_2r1r1 @ X13 @ X12)
% 20.94/3.76          | ~ (ssPv21_8r1r1r1r1r1r1r1r1 @ X13 @ X12 @ X11 @ X10 @ X9 @ X8 @ 
% 20.94/3.76               X7 @ X6)
% 20.94/3.76          | ~ (ssPv26_3r1r1r1 @ X13 @ X12 @ X11)
% 20.94/3.76          | ~ (ssPv16_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X13 @ X12 @ X11 @ X10 @ 
% 20.94/3.76               X9 @ X8 @ X7 @ X6 @ X5 @ X4 @ X3 @ X2 @ X1))),
% 20.94/3.76      inference('sup-', [status(thm)], [zip_derived_cl2312, zip_derived_cl1425])).
% 20.94/3.76  thf(zip_derived_cl2321, plain,
% 20.94/3.76      (![X4 : $i, X5 : $i, X6 : $i, X7 : $i, X8 : $i, X9 : $i, X10 : $i, 
% 20.94/3.76         X11 : $i]:
% 20.94/3.76         (~ (ssPv26_3r1r1r1 @ X11 @ X10 @ X9)
% 20.94/3.76          | ~ (ssPv21_8r1r1r1r1r1r1r1r1 @ X11 @ X10 @ X9 @ X8 @ X7 @ X6 @ X5 @ 
% 20.94/3.76               X4)
% 20.94/3.76          | ~ (ssPv27_2r1r1 @ X11 @ X10))),
% 20.94/3.76      inference('sup-', [status(thm)], [zip_derived_cl1384, zip_derived_cl2313])).
% 20.94/3.76  thf(zip_derived_cl2322, plain,
% 20.94/3.76      (![X4 : $i, X5 : $i, X6 : $i]:
% 20.94/3.76         (~ (ssPv27_2r1r1 @ X6 @ X5) | ~ (ssPv26_3r1r1r1 @ X6 @ X5 @ X4))),
% 20.94/3.76      inference('sup-', [status(thm)], [zip_derived_cl1143, zip_derived_cl2321])).
% 20.94/3.76  thf(clause29, conjecture,
% 20.94/3.76    (~( ( ssPv24_5r1r1r1r1r1 @ U @ V @ W @ X @ skc46 ) | ( ~( ssNder1_0 ) ) | 
% 20.94/3.76        ( ~( ssNder1_1r1 @ U ) ) | ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 20.94/3.76        ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) ))).
% 20.94/3.76  thf(zf_stmt_41, negated_conjecture,
% 20.94/3.76    (( ssPv24_5r1r1r1r1r1 @ U @ V @ W @ X @ skc46 ) | ( ~( ssNder1_0 ) ) | 
% 20.94/3.76     ( ~( ssNder1_1r1 @ U ) ) | ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 20.94/3.76     ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) )),
% 20.94/3.76    inference('cnf.neg', [status(esa)], [clause29])).
% 20.94/3.76  thf(zip_derived_cl979, plain,
% 20.94/3.76      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 20.94/3.76         ( (ssPv24_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ skc46)
% 20.94/3.76          | ~ (ssNder1_0)
% 20.94/3.76          | ~ (ssNder1_1r1 @ X0)
% 20.94/3.76          | ~ (ssNder1_2r1r1 @ X0 @ X1)
% 20.94/3.76          | ~ (ssNder1_3r1r1r1 @ X0 @ X1 @ X2))),
% 20.94/3.76      inference('cnf', [status(esa)], [zf_stmt_41])).
% 20.94/3.76  thf(zip_derived_cl1007, plain, ( (ssNder1_0)),
% 20.94/3.76      inference('cnf', [status(esa)], [zf_stmt_1])).
% 20.94/3.76  thf(zip_derived_cl1013, plain, (![X0 : $i]:  (ssNder1_1r1 @ X0)),
% 20.94/3.76      inference('demod', [status(thm)],
% 20.94/3.76                [zip_derived_cl1006, zip_derived_cl1007])).
% 20.94/3.76  thf(zip_derived_cl1014, plain,
% 20.94/3.76      (![X0 : $i, X1 : $i]:  (ssNder1_2r1r1 @ X0 @ X1)),
% 20.94/3.76      inference('demod', [status(thm)],
% 20.94/3.76                [zip_derived_cl1005, zip_derived_cl1007, zip_derived_cl1013])).
% 20.94/3.76  thf(zip_derived_cl1021, plain,
% 20.94/3.76      (![X0 : $i, X1 : $i, X2 : $i]:  (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)),
% 20.94/3.76      inference('demod', [status(thm)],
% 20.94/3.76                [zip_derived_cl994, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.76                 zip_derived_cl1014])).
% 20.94/3.76  thf(zip_derived_cl1059, plain,
% 20.94/3.76      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 20.94/3.76          (ssPv24_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ skc46)),
% 20.94/3.76      inference('demod', [status(thm)],
% 20.94/3.76                [zip_derived_cl979, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.76                 zip_derived_cl1014, zip_derived_cl1021])).
% 20.94/3.76  thf(clause240, conjecture,
% 20.94/3.76    (~( ( ssPv15_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.76          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ skc36 ) | 
% 20.94/3.76        ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 20.94/3.76        ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 20.94/3.76        ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 20.94/3.76        ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 20.94/3.76        ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 20.94/3.76        ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 20.94/3.76        ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 20.94/3.76        ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 20.94/3.76        ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 20.94/3.76        ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.76             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 20.94/3.76        ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.76             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 20.94/3.76        ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.76             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) ))).
% 20.94/3.76  thf(zf_stmt_42, negated_conjecture,
% 20.94/3.76    (( ssPv15_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.76       U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ skc36 ) | 
% 20.94/3.76     ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 20.94/3.76     ( ~( ssNder1_2r1r1 @ U @ V ) ) | ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 20.94/3.76     ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 20.94/3.76     ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 20.94/3.76     ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 20.94/3.76     ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 20.94/3.76     ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 20.94/3.76     ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 20.94/3.76     ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.76          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 20.94/3.76     ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.76          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 20.94/3.76     ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.76          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) )),
% 20.94/3.76    inference('cnf.neg', [status(esa)], [clause240])).
% 20.94/3.76  thf(zip_derived_cl768, plain,
% 20.94/3.76      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.76         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i]:
% 20.94/3.76         ( (ssPv15_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 20.94/3.76            X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ skc36)
% 20.94/3.76          | ~ (ssNder1_0)
% 20.94/3.76          | ~ (ssNder1_1r1 @ X0)
% 20.94/3.76          | ~ (ssNder1_2r1r1 @ X0 @ X1)
% 20.94/3.76          | ~ (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)
% 20.94/3.76          | ~ (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)
% 20.94/3.76          | ~ (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)
% 20.94/3.76          | ~ (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)
% 20.94/3.76          | ~ (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)
% 20.94/3.76          | ~ (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 20.94/3.76               X7)
% 20.94/3.76          | ~ (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 20.94/3.76               X6 @ X7 @ X8)
% 20.94/3.76          | ~ (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 20.94/3.76               X6 @ X7 @ X8 @ X9)
% 20.94/3.76          | ~ (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 20.94/3.76               X5 @ X6 @ X7 @ X8 @ X9 @ X10)
% 20.94/3.76          | ~ (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 20.94/3.76               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11))),
% 20.94/3.76      inference('cnf', [status(esa)], [zf_stmt_42])).
% 20.94/3.76  thf(zip_derived_cl1007, plain, ( (ssNder1_0)),
% 20.94/3.76      inference('cnf', [status(esa)], [zf_stmt_1])).
% 20.94/3.76  thf(zip_derived_cl1013, plain, (![X0 : $i]:  (ssNder1_1r1 @ X0)),
% 20.94/3.76      inference('demod', [status(thm)],
% 20.94/3.76                [zip_derived_cl1006, zip_derived_cl1007])).
% 20.94/3.76  thf(zip_derived_cl1014, plain,
% 20.94/3.76      (![X0 : $i, X1 : $i]:  (ssNder1_2r1r1 @ X0 @ X1)),
% 20.94/3.76      inference('demod', [status(thm)],
% 20.94/3.76                [zip_derived_cl1005, zip_derived_cl1007, zip_derived_cl1013])).
% 20.94/3.76  thf(zip_derived_cl1021, plain,
% 20.94/3.76      (![X0 : $i, X1 : $i, X2 : $i]:  (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)),
% 20.94/3.76      inference('demod', [status(thm)],
% 20.94/3.76                [zip_derived_cl994, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.76                 zip_derived_cl1014])).
% 20.94/3.76  thf(zip_derived_cl1046, plain,
% 20.94/3.76      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 20.94/3.76          (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)),
% 20.94/3.76      inference('demod', [status(thm)],
% 20.94/3.76                [zip_derived_cl984, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.76                 zip_derived_cl1014, zip_derived_cl1021])).
% 20.94/3.76  thf(zip_derived_cl1070, plain,
% 20.94/3.76      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 20.94/3.76          (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)),
% 20.94/3.76      inference('demod', [status(thm)],
% 20.94/3.76                [zip_derived_cl966, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.76                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046])).
% 20.94/3.76  thf(zip_derived_cl1101, plain,
% 20.94/3.76      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 20.94/3.76          (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)),
% 20.94/3.76      inference('demod', [status(thm)],
% 20.94/3.76                [zip_derived_cl948, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.76                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.76                 zip_derived_cl1070])).
% 20.94/3.76  thf(zip_derived_cl1131, plain,
% 20.94/3.76      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i]:
% 20.94/3.76          (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)),
% 20.94/3.76      inference('demod', [status(thm)],
% 20.94/3.76                [zip_derived_cl928, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.76                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.76                 zip_derived_cl1070, zip_derived_cl1101])).
% 20.94/3.76  thf(zip_derived_cl1179, plain,
% 20.94/3.76      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, X7 : $i]:
% 20.94/3.76          (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7)),
% 20.94/3.76      inference('demod', [status(thm)],
% 20.94/3.76                [zip_derived_cl901, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.76                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.76                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131])).
% 20.94/3.76  thf(zip_derived_cl1223, plain,
% 20.94/3.76      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.76         X7 : $i, X8 : $i]:
% 20.94/3.76          (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 20.94/3.76           X7 @ X8)),
% 20.94/3.76      inference('demod', [status(thm)],
% 20.94/3.76                [zip_derived_cl879, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.76                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.76                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.76                 zip_derived_cl1179])).
% 20.94/3.76  thf(zip_derived_cl1271, plain,
% 20.94/3.76      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.76         X7 : $i, X8 : $i, X9 : $i]:
% 20.94/3.76          (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 20.94/3.76           X7 @ X8 @ X9)),
% 20.94/3.76      inference('demod', [status(thm)],
% 20.94/3.76                [zip_derived_cl854, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.76                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.76                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.76                 zip_derived_cl1179, zip_derived_cl1223])).
% 20.94/3.76  thf(zip_derived_cl1324, plain,
% 20.94/3.76      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.76         X7 : $i, X8 : $i, X9 : $i, X10 : $i]:
% 20.94/3.76          (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 20.94/3.76           X6 @ X7 @ X8 @ X9 @ X10)),
% 20.94/3.76      inference('demod', [status(thm)],
% 20.94/3.76                [zip_derived_cl826, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.76                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.76                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.76                 zip_derived_cl1179, zip_derived_cl1223, zip_derived_cl1271])).
% 20.94/3.76  thf(zip_derived_cl1370, plain,
% 20.94/3.76      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.76         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i]:
% 20.94/3.76          (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 20.94/3.76           X6 @ X7 @ X8 @ X9 @ X10 @ X11)),
% 20.94/3.76      inference('demod', [status(thm)],
% 20.94/3.76                [zip_derived_cl800, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.76                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.76                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.76                 zip_derived_cl1179, zip_derived_cl1223, zip_derived_cl1271, 
% 20.94/3.76                 zip_derived_cl1324])).
% 20.94/3.76  thf(zip_derived_cl1443, plain,
% 20.94/3.76      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.76         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i]:
% 20.94/3.76          (ssPv15_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 20.94/3.76           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ skc36)),
% 20.94/3.76      inference('demod', [status(thm)],
% 20.94/3.76                [zip_derived_cl768, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.76                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.76                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.76                 zip_derived_cl1179, zip_derived_cl1223, zip_derived_cl1271, 
% 20.94/3.76                 zip_derived_cl1324, zip_derived_cl1370])).
% 20.94/3.76  thf(clause272, conjecture,
% 20.94/3.76    (~( ( ssPv14_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.76          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ skc34 ) | 
% 20.94/3.76        ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 20.94/3.76        ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 20.94/3.76        ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 20.94/3.76        ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 20.94/3.76        ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 20.94/3.76        ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 20.94/3.76        ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 20.94/3.76        ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 20.94/3.76        ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 20.94/3.76        ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.76             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 20.94/3.76        ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.76             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 20.94/3.76        ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.76             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 20.94/3.76        ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.76             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) ))).
% 20.94/3.76  thf(zf_stmt_43, negated_conjecture,
% 20.94/3.76    (( ssPv14_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.76       U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ skc34 ) | 
% 20.94/3.76     ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 20.94/3.76     ( ~( ssNder1_2r1r1 @ U @ V ) ) | ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 20.94/3.76     ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 20.94/3.76     ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 20.94/3.76     ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 20.94/3.76     ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 20.94/3.76     ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 20.94/3.76     ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 20.94/3.76     ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.76          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 20.94/3.76     ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.76          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 20.94/3.76     ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.76          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 20.94/3.76     ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.76          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) )),
% 20.94/3.76    inference('cnf.neg', [status(esa)], [clause272])).
% 20.94/3.76  thf(zip_derived_cl736, plain,
% 20.94/3.76      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.76         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i]:
% 20.94/3.76         ( (ssPv14_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 20.94/3.76            X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ skc34)
% 20.94/3.76          | ~ (ssNder1_0)
% 20.94/3.76          | ~ (ssNder1_1r1 @ X0)
% 20.94/3.76          | ~ (ssNder1_2r1r1 @ X0 @ X1)
% 20.94/3.76          | ~ (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)
% 20.94/3.76          | ~ (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)
% 20.94/3.76          | ~ (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)
% 20.94/3.76          | ~ (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)
% 20.94/3.76          | ~ (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)
% 20.94/3.76          | ~ (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 20.94/3.76               X7)
% 20.94/3.76          | ~ (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 20.94/3.76               X6 @ X7 @ X8)
% 20.94/3.76          | ~ (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 20.94/3.76               X6 @ X7 @ X8 @ X9)
% 20.94/3.76          | ~ (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 20.94/3.76               X5 @ X6 @ X7 @ X8 @ X9 @ X10)
% 20.94/3.76          | ~ (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 20.94/3.76               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11)
% 20.94/3.76          | ~ (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 20.94/3.76               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12))),
% 20.94/3.76      inference('cnf', [status(esa)], [zf_stmt_43])).
% 20.94/3.76  thf(zip_derived_cl1007, plain, ( (ssNder1_0)),
% 20.94/3.76      inference('cnf', [status(esa)], [zf_stmt_1])).
% 20.94/3.76  thf(zip_derived_cl1013, plain, (![X0 : $i]:  (ssNder1_1r1 @ X0)),
% 20.94/3.76      inference('demod', [status(thm)],
% 20.94/3.76                [zip_derived_cl1006, zip_derived_cl1007])).
% 20.94/3.76  thf(zip_derived_cl1014, plain,
% 20.94/3.76      (![X0 : $i, X1 : $i]:  (ssNder1_2r1r1 @ X0 @ X1)),
% 20.94/3.76      inference('demod', [status(thm)],
% 20.94/3.76                [zip_derived_cl1005, zip_derived_cl1007, zip_derived_cl1013])).
% 20.94/3.76  thf(zip_derived_cl1021, plain,
% 20.94/3.76      (![X0 : $i, X1 : $i, X2 : $i]:  (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)),
% 20.94/3.76      inference('demod', [status(thm)],
% 20.94/3.76                [zip_derived_cl994, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.76                 zip_derived_cl1014])).
% 20.94/3.76  thf(zip_derived_cl1046, plain,
% 20.94/3.76      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 20.94/3.76          (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)),
% 20.94/3.76      inference('demod', [status(thm)],
% 20.94/3.76                [zip_derived_cl984, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.76                 zip_derived_cl1014, zip_derived_cl1021])).
% 20.94/3.76  thf(zip_derived_cl1070, plain,
% 20.94/3.76      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 20.94/3.76          (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)),
% 20.94/3.76      inference('demod', [status(thm)],
% 20.94/3.76                [zip_derived_cl966, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.76                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046])).
% 20.94/3.76  thf(zip_derived_cl1101, plain,
% 20.94/3.76      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 20.94/3.76          (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)),
% 20.94/3.76      inference('demod', [status(thm)],
% 20.94/3.76                [zip_derived_cl948, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.76                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.76                 zip_derived_cl1070])).
% 20.94/3.76  thf(zip_derived_cl1131, plain,
% 20.94/3.76      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i]:
% 20.94/3.76          (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)),
% 20.94/3.76      inference('demod', [status(thm)],
% 20.94/3.76                [zip_derived_cl928, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.76                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.76                 zip_derived_cl1070, zip_derived_cl1101])).
% 20.94/3.76  thf(zip_derived_cl1179, plain,
% 20.94/3.76      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, X7 : $i]:
% 20.94/3.76          (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7)),
% 20.94/3.76      inference('demod', [status(thm)],
% 20.94/3.76                [zip_derived_cl901, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.76                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.76                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131])).
% 20.94/3.76  thf(zip_derived_cl1223, plain,
% 20.94/3.76      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.76         X7 : $i, X8 : $i]:
% 20.94/3.76          (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 20.94/3.76           X7 @ X8)),
% 20.94/3.76      inference('demod', [status(thm)],
% 20.94/3.76                [zip_derived_cl879, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.76                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.76                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.76                 zip_derived_cl1179])).
% 20.94/3.76  thf(zip_derived_cl1271, plain,
% 20.94/3.76      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.76         X7 : $i, X8 : $i, X9 : $i]:
% 20.94/3.76          (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 20.94/3.76           X7 @ X8 @ X9)),
% 20.94/3.76      inference('demod', [status(thm)],
% 20.94/3.76                [zip_derived_cl854, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.76                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.76                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.76                 zip_derived_cl1179, zip_derived_cl1223])).
% 20.94/3.76  thf(zip_derived_cl1324, plain,
% 20.94/3.76      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.76         X7 : $i, X8 : $i, X9 : $i, X10 : $i]:
% 20.94/3.76          (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 20.94/3.76           X6 @ X7 @ X8 @ X9 @ X10)),
% 20.94/3.76      inference('demod', [status(thm)],
% 20.94/3.76                [zip_derived_cl826, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.76                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.76                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.76                 zip_derived_cl1179, zip_derived_cl1223, zip_derived_cl1271])).
% 20.94/3.76  thf(zip_derived_cl1370, plain,
% 20.94/3.76      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.76         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i]:
% 20.94/3.76          (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 20.94/3.76           X6 @ X7 @ X8 @ X9 @ X10 @ X11)),
% 20.94/3.76      inference('demod', [status(thm)],
% 20.94/3.76                [zip_derived_cl800, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.76                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.76                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.76                 zip_derived_cl1179, zip_derived_cl1223, zip_derived_cl1271, 
% 20.94/3.76                 zip_derived_cl1324])).
% 20.94/3.76  thf(zip_derived_cl1424, plain,
% 20.94/3.76      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.76         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i]:
% 20.94/3.76          (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 20.94/3.76           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)),
% 20.94/3.76      inference('demod', [status(thm)],
% 20.94/3.76                [zip_derived_cl769, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.76                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.76                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.76                 zip_derived_cl1179, zip_derived_cl1223, zip_derived_cl1271, 
% 20.94/3.76                 zip_derived_cl1324, zip_derived_cl1370])).
% 20.94/3.76  thf(zip_derived_cl1504, plain,
% 20.94/3.76      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.76         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i]:
% 20.94/3.76          (ssPv14_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 20.94/3.76           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ skc34)),
% 20.94/3.76      inference('demod', [status(thm)],
% 20.94/3.76                [zip_derived_cl736, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.76                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.76                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.76                 zip_derived_cl1179, zip_derived_cl1223, zip_derived_cl1271, 
% 20.94/3.76                 zip_derived_cl1324, zip_derived_cl1370, zip_derived_cl1424])).
% 20.94/3.76  thf(clause420, conjecture,
% 20.94/3.76    (~( ( ssPv15_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.76          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 20.94/3.76          X10 @ X11 ) | 
% 20.94/3.76        ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 20.94/3.76        ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 20.94/3.76        ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 20.94/3.76        ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 20.94/3.76        ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 20.94/3.76        ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 20.94/3.76        ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 20.94/3.76        ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 20.94/3.76        ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 20.94/3.76        ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.76             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 20.94/3.76        ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.76             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 20.94/3.76        ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.76             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 20.94/3.76        ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.76             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 20.94/3.76        ( ~( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.76             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) | 
% 20.94/3.76        ( ~( ssPv15_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.76             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) | 
% 20.94/3.76        ( ~( ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.76             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) ) | 
% 20.94/3.76        ( ~( ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.76             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 20.94/3.76             X9 @ X10 ) ) ))).
% 20.94/3.76  thf(zf_stmt_44, negated_conjecture,
% 20.94/3.76    (( ssPv15_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.76       U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 20.94/3.76       X10 @ X11 ) | 
% 20.94/3.76     ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 20.94/3.76     ( ~( ssNder1_2r1r1 @ U @ V ) ) | ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 20.94/3.76     ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 20.94/3.76     ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 20.94/3.76     ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 20.94/3.76     ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 20.94/3.76     ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 20.94/3.76     ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 20.94/3.76     ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.76          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 20.94/3.76     ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.76          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 20.94/3.76     ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.76          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 20.94/3.76     ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.76          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 20.94/3.76     ( ~( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.76          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) | 
% 20.94/3.76     ( ~( ssPv15_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.76          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) | 
% 20.94/3.76     ( ~( ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.76          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) ) | 
% 20.94/3.76     ( ~( ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.76          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 20.94/3.76          X10 ) )),
% 20.94/3.76    inference('cnf.neg', [status(esa)], [clause420])).
% 20.94/3.76  thf(zip_derived_cl588, plain,
% 20.94/3.76      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.76         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 20.94/3.76         X14 : $i, X15 : $i, X16 : $i]:
% 20.94/3.76         ( (ssPv15_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 20.94/3.76            X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ 
% 20.94/3.76            X16)
% 20.94/3.76          | ~ (ssNder1_0)
% 20.94/3.76          | ~ (ssNder1_1r1 @ X0)
% 20.94/3.76          | ~ (ssNder1_2r1r1 @ X0 @ X1)
% 20.94/3.76          | ~ (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)
% 20.94/3.76          | ~ (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)
% 20.94/3.76          | ~ (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)
% 20.94/3.76          | ~ (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)
% 20.94/3.76          | ~ (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)
% 20.94/3.76          | ~ (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 20.94/3.76               X7)
% 20.94/3.76          | ~ (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 20.94/3.76               X6 @ X7 @ X8)
% 20.94/3.76          | ~ (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 20.94/3.76               X6 @ X7 @ X8 @ X9)
% 20.94/3.76          | ~ (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 20.94/3.76               X5 @ X6 @ X7 @ X8 @ X9 @ X10)
% 20.94/3.76          | ~ (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 20.94/3.76               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11)
% 20.94/3.76          | ~ (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 20.94/3.76               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)
% 20.94/3.76          | ~ (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 20.94/3.76               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)
% 20.94/3.76          | ~ (ssPv15_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 20.94/3.76               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)
% 20.94/3.76          | ~ (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 20.94/3.76               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)
% 20.94/3.76          | ~ (ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 20.94/3.76               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 20.94/3.76               X14 @ X15))),
% 20.94/3.76      inference('cnf', [status(esa)], [zf_stmt_44])).
% 20.94/3.76  thf(zip_derived_cl1007, plain, ( (ssNder1_0)),
% 20.94/3.76      inference('cnf', [status(esa)], [zf_stmt_1])).
% 20.94/3.76  thf(zip_derived_cl1013, plain, (![X0 : $i]:  (ssNder1_1r1 @ X0)),
% 20.94/3.76      inference('demod', [status(thm)],
% 20.94/3.76                [zip_derived_cl1006, zip_derived_cl1007])).
% 20.94/3.76  thf(zip_derived_cl1014, plain,
% 20.94/3.76      (![X0 : $i, X1 : $i]:  (ssNder1_2r1r1 @ X0 @ X1)),
% 20.94/3.76      inference('demod', [status(thm)],
% 20.94/3.76                [zip_derived_cl1005, zip_derived_cl1007, zip_derived_cl1013])).
% 20.94/3.76  thf(zip_derived_cl1021, plain,
% 20.94/3.76      (![X0 : $i, X1 : $i, X2 : $i]:  (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)),
% 20.94/3.76      inference('demod', [status(thm)],
% 20.94/3.76                [zip_derived_cl994, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.76                 zip_derived_cl1014])).
% 20.94/3.76  thf(zip_derived_cl1046, plain,
% 20.94/3.76      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 20.94/3.76          (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)),
% 20.94/3.76      inference('demod', [status(thm)],
% 20.94/3.76                [zip_derived_cl984, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.76                 zip_derived_cl1014, zip_derived_cl1021])).
% 20.94/3.76  thf(zip_derived_cl1070, plain,
% 20.94/3.76      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 20.94/3.76          (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)),
% 20.94/3.76      inference('demod', [status(thm)],
% 20.94/3.76                [zip_derived_cl966, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.76                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046])).
% 20.94/3.76  thf(zip_derived_cl1101, plain,
% 20.94/3.76      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 20.94/3.76          (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)),
% 20.94/3.76      inference('demod', [status(thm)],
% 20.94/3.76                [zip_derived_cl948, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.76                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.76                 zip_derived_cl1070])).
% 20.94/3.76  thf(zip_derived_cl1131, plain,
% 20.94/3.76      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i]:
% 20.94/3.76          (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)),
% 20.94/3.76      inference('demod', [status(thm)],
% 20.94/3.76                [zip_derived_cl928, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.76                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.76                 zip_derived_cl1070, zip_derived_cl1101])).
% 20.94/3.76  thf(zip_derived_cl1179, plain,
% 20.94/3.76      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, X7 : $i]:
% 20.94/3.76          (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7)),
% 20.94/3.76      inference('demod', [status(thm)],
% 20.94/3.76                [zip_derived_cl901, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.76                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.76                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131])).
% 20.94/3.76  thf(zip_derived_cl1223, plain,
% 20.94/3.76      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.76         X7 : $i, X8 : $i]:
% 20.94/3.76          (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 20.94/3.76           X7 @ X8)),
% 20.94/3.76      inference('demod', [status(thm)],
% 20.94/3.76                [zip_derived_cl879, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.76                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.76                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.76                 zip_derived_cl1179])).
% 20.94/3.76  thf(zip_derived_cl1271, plain,
% 20.94/3.76      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.76         X7 : $i, X8 : $i, X9 : $i]:
% 20.94/3.76          (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 20.94/3.76           X7 @ X8 @ X9)),
% 20.94/3.76      inference('demod', [status(thm)],
% 20.94/3.76                [zip_derived_cl854, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.76                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.76                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.76                 zip_derived_cl1179, zip_derived_cl1223])).
% 20.94/3.76  thf(zip_derived_cl1324, plain,
% 20.94/3.76      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.76         X7 : $i, X8 : $i, X9 : $i, X10 : $i]:
% 20.94/3.76          (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 20.94/3.76           X6 @ X7 @ X8 @ X9 @ X10)),
% 20.94/3.76      inference('demod', [status(thm)],
% 20.94/3.76                [zip_derived_cl826, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.76                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.76                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.76                 zip_derived_cl1179, zip_derived_cl1223, zip_derived_cl1271])).
% 20.94/3.76  thf(zip_derived_cl1370, plain,
% 20.94/3.76      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.76         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i]:
% 20.94/3.76          (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 20.94/3.76           X6 @ X7 @ X8 @ X9 @ X10 @ X11)),
% 20.94/3.76      inference('demod', [status(thm)],
% 20.94/3.76                [zip_derived_cl800, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.76                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.76                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.76                 zip_derived_cl1179, zip_derived_cl1223, zip_derived_cl1271, 
% 20.94/3.76                 zip_derived_cl1324])).
% 20.94/3.76  thf(zip_derived_cl1424, plain,
% 20.94/3.76      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.76         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i]:
% 20.94/3.76          (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 20.94/3.76           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)),
% 20.94/3.76      inference('demod', [status(thm)],
% 20.94/3.76                [zip_derived_cl769, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.76                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.76                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.76                 zip_derived_cl1179, zip_derived_cl1223, zip_derived_cl1271, 
% 20.94/3.76                 zip_derived_cl1324, zip_derived_cl1370])).
% 20.94/3.76  thf(zip_derived_cl1485, plain,
% 20.94/3.76      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.76         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i]:
% 20.94/3.76          (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 20.94/3.76           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)),
% 20.94/3.76      inference('demod', [status(thm)],
% 20.94/3.76                [zip_derived_cl737, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.76                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.76                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.76                 zip_derived_cl1179, zip_derived_cl1223, zip_derived_cl1271, 
% 20.94/3.76                 zip_derived_cl1324, zip_derived_cl1370, zip_derived_cl1424])).
% 20.94/3.76  thf(zip_derived_cl1547, plain,
% 20.94/3.76      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.76         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 20.94/3.76         X14 : $i]:
% 20.94/3.76          (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 20.94/3.76           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)),
% 20.94/3.76      inference('demod', [status(thm)],
% 20.94/3.76                [zip_derived_cl702, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.76                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.76                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.76                 zip_derived_cl1179, zip_derived_cl1223, zip_derived_cl1271, 
% 20.94/3.76                 zip_derived_cl1324, zip_derived_cl1370, zip_derived_cl1424, 
% 20.94/3.76                 zip_derived_cl1485])).
% 20.94/3.76  thf(zip_derived_cl1615, plain,
% 20.94/3.76      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.76         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 20.94/3.76         X14 : $i, X15 : $i]:
% 20.94/3.76          (ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 20.94/3.76           X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15)),
% 20.94/3.76      inference('demod', [status(thm)],
% 20.94/3.76                [zip_derived_cl662, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.76                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.76                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.76                 zip_derived_cl1179, zip_derived_cl1223, zip_derived_cl1271, 
% 20.94/3.76                 zip_derived_cl1324, zip_derived_cl1370, zip_derived_cl1424, 
% 20.94/3.76                 zip_derived_cl1485, zip_derived_cl1547])).
% 20.94/3.76  thf(zip_derived_cl1781, plain,
% 20.94/3.76      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.76         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 20.94/3.76         X14 : $i, X15 : $i, X16 : $i]:
% 20.94/3.76         ( (ssPv15_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 20.94/3.76            X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ 
% 20.94/3.76            X16)
% 20.94/3.76          | ~ (ssPv15_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 20.94/3.76               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13))),
% 20.94/3.76      inference('demod', [status(thm)],
% 20.94/3.76                [zip_derived_cl588, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.76                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.76                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.76                 zip_derived_cl1179, zip_derived_cl1223, zip_derived_cl1271, 
% 20.94/3.76                 zip_derived_cl1324, zip_derived_cl1370, zip_derived_cl1424, 
% 20.94/3.76                 zip_derived_cl1485, zip_derived_cl1547, zip_derived_cl1615])).
% 20.94/3.76  thf(clause505, conjecture,
% 20.94/3.76    (~( ( ssPv14_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.76          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 20.94/3.76          X10 @ X11 @ X12 @ X13 ) | 
% 20.94/3.76        ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 20.94/3.76        ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 20.94/3.76        ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 20.94/3.76        ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 20.94/3.76        ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 20.94/3.76        ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 20.94/3.76        ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 20.94/3.76        ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 20.94/3.76        ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 20.94/3.76        ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.76             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 20.94/3.76        ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.76             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 20.94/3.76        ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.76             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 20.94/3.76        ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.76             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 20.94/3.76        ( ~( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.76             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) | 
% 20.94/3.76        ( ~( ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.76             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) ) | 
% 20.94/3.76        ( ~( ssPv14_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.76             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) ) | 
% 20.94/3.76        ( ~( ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.76             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 20.94/3.76             X9 @ X10 ) ) | 
% 20.94/3.76        ( ~( ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.76             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 20.94/3.76             X9 @ X10 @ X11 ) ) | 
% 20.94/3.76        ( ~( ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.76             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 20.94/3.76             X9 @ X10 @ X11 @ X12 ) ) ))).
% 20.94/3.76  thf(zf_stmt_45, negated_conjecture,
% 20.94/3.76    (( ssPv14_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.76       U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 20.94/3.76       X10 @ X11 @ X12 @ X13 ) | 
% 20.94/3.76     ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 20.94/3.76     ( ~( ssNder1_2r1r1 @ U @ V ) ) | ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 20.94/3.76     ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 20.94/3.76     ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 20.94/3.76     ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 20.94/3.76     ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 20.94/3.76     ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 20.94/3.76     ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 20.94/3.76     ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.76          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 20.94/3.76     ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.76          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 20.94/3.76     ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.76          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 20.94/3.76     ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.76          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 20.94/3.76     ( ~( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.76          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) | 
% 20.94/3.76     ( ~( ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.76          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) ) | 
% 20.94/3.76     ( ~( ssPv14_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.76          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) ) | 
% 20.94/3.76     ( ~( ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.76          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 20.94/3.76          X10 ) ) | 
% 20.94/3.76     ( ~( ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.76          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 20.94/3.76          X10 @ X11 ) ) | 
% 20.94/3.76     ( ~( ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.76          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 20.94/3.76          X10 @ X11 @ X12 ) )),
% 20.94/3.76    inference('cnf.neg', [status(esa)], [clause505])).
% 20.94/3.76  thf(zip_derived_cl503, plain,
% 20.94/3.76      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.76         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 20.94/3.76         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i]:
% 20.94/3.76         ( (ssPv14_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 20.94/3.76            X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 20.94/3.76            X15 @ X16 @ X17 @ X18)
% 20.94/3.76          | ~ (ssNder1_0)
% 20.94/3.76          | ~ (ssNder1_1r1 @ X0)
% 20.94/3.76          | ~ (ssNder1_2r1r1 @ X0 @ X1)
% 20.94/3.76          | ~ (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)
% 20.94/3.76          | ~ (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)
% 20.94/3.76          | ~ (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)
% 20.94/3.76          | ~ (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)
% 20.94/3.76          | ~ (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)
% 20.94/3.76          | ~ (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 20.94/3.76               X7)
% 20.94/3.76          | ~ (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 20.94/3.76               X6 @ X7 @ X8)
% 20.94/3.76          | ~ (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 20.94/3.76               X6 @ X7 @ X8 @ X9)
% 20.94/3.76          | ~ (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 20.94/3.76               X5 @ X6 @ X7 @ X8 @ X9 @ X10)
% 20.94/3.76          | ~ (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 20.94/3.76               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11)
% 20.94/3.76          | ~ (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 20.94/3.76               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)
% 20.94/3.76          | ~ (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 20.94/3.76               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)
% 20.94/3.76          | ~ (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 20.94/3.76               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)
% 20.94/3.76          | ~ (ssPv14_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 20.94/3.76               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)
% 20.94/3.76          | ~ (ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 20.94/3.76               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 20.94/3.76               X14 @ X15)
% 20.94/3.76          | ~ (ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 20.94/3.76               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 20.94/3.76               X14 @ X15 @ X16)
% 20.94/3.76          | ~ (ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 20.94/3.76               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 20.94/3.76               X14 @ X15 @ X16 @ X17))),
% 20.94/3.76      inference('cnf', [status(esa)], [zf_stmt_45])).
% 20.94/3.76  thf(zip_derived_cl1007, plain, ( (ssNder1_0)),
% 20.94/3.76      inference('cnf', [status(esa)], [zf_stmt_1])).
% 20.94/3.76  thf(zip_derived_cl1013, plain, (![X0 : $i]:  (ssNder1_1r1 @ X0)),
% 20.94/3.76      inference('demod', [status(thm)],
% 20.94/3.76                [zip_derived_cl1006, zip_derived_cl1007])).
% 20.94/3.76  thf(zip_derived_cl1014, plain,
% 20.94/3.76      (![X0 : $i, X1 : $i]:  (ssNder1_2r1r1 @ X0 @ X1)),
% 20.94/3.76      inference('demod', [status(thm)],
% 20.94/3.76                [zip_derived_cl1005, zip_derived_cl1007, zip_derived_cl1013])).
% 20.94/3.76  thf(zip_derived_cl1021, plain,
% 20.94/3.76      (![X0 : $i, X1 : $i, X2 : $i]:  (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)),
% 20.94/3.76      inference('demod', [status(thm)],
% 20.94/3.76                [zip_derived_cl994, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.76                 zip_derived_cl1014])).
% 20.94/3.76  thf(zip_derived_cl1046, plain,
% 20.94/3.76      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 20.94/3.76          (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)),
% 20.94/3.76      inference('demod', [status(thm)],
% 20.94/3.76                [zip_derived_cl984, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.76                 zip_derived_cl1014, zip_derived_cl1021])).
% 20.94/3.76  thf(zip_derived_cl1070, plain,
% 20.94/3.76      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 20.94/3.76          (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)),
% 20.94/3.76      inference('demod', [status(thm)],
% 20.94/3.76                [zip_derived_cl966, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.76                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046])).
% 20.94/3.76  thf(zip_derived_cl1101, plain,
% 20.94/3.76      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 20.94/3.76          (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)),
% 20.94/3.76      inference('demod', [status(thm)],
% 20.94/3.76                [zip_derived_cl948, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.76                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.76                 zip_derived_cl1070])).
% 20.94/3.76  thf(zip_derived_cl1131, plain,
% 20.94/3.76      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i]:
% 20.94/3.76          (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)),
% 20.94/3.76      inference('demod', [status(thm)],
% 20.94/3.76                [zip_derived_cl928, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.76                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.76                 zip_derived_cl1070, zip_derived_cl1101])).
% 20.94/3.76  thf(zip_derived_cl1179, plain,
% 20.94/3.76      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, X7 : $i]:
% 20.94/3.76          (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7)),
% 20.94/3.76      inference('demod', [status(thm)],
% 20.94/3.76                [zip_derived_cl901, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.76                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.76                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131])).
% 20.94/3.76  thf(zip_derived_cl1223, plain,
% 20.94/3.76      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.76         X7 : $i, X8 : $i]:
% 20.94/3.76          (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 20.94/3.76           X7 @ X8)),
% 20.94/3.76      inference('demod', [status(thm)],
% 20.94/3.76                [zip_derived_cl879, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.76                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.76                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.76                 zip_derived_cl1179])).
% 20.94/3.76  thf(zip_derived_cl1271, plain,
% 20.94/3.76      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.76         X7 : $i, X8 : $i, X9 : $i]:
% 20.94/3.76          (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 20.94/3.76           X7 @ X8 @ X9)),
% 20.94/3.76      inference('demod', [status(thm)],
% 20.94/3.76                [zip_derived_cl854, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.76                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.76                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.76                 zip_derived_cl1179, zip_derived_cl1223])).
% 20.94/3.76  thf(zip_derived_cl1324, plain,
% 20.94/3.76      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.76         X7 : $i, X8 : $i, X9 : $i, X10 : $i]:
% 20.94/3.76          (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 20.94/3.76           X6 @ X7 @ X8 @ X9 @ X10)),
% 20.94/3.76      inference('demod', [status(thm)],
% 20.94/3.76                [zip_derived_cl826, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.76                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.76                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.76                 zip_derived_cl1179, zip_derived_cl1223, zip_derived_cl1271])).
% 20.94/3.76  thf(zip_derived_cl1370, plain,
% 20.94/3.76      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.76         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i]:
% 20.94/3.76          (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 20.94/3.76           X6 @ X7 @ X8 @ X9 @ X10 @ X11)),
% 20.94/3.76      inference('demod', [status(thm)],
% 20.94/3.76                [zip_derived_cl800, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.76                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.76                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.76                 zip_derived_cl1179, zip_derived_cl1223, zip_derived_cl1271, 
% 20.94/3.76                 zip_derived_cl1324])).
% 20.94/3.76  thf(zip_derived_cl1424, plain,
% 20.94/3.76      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.76         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i]:
% 20.94/3.76          (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 20.94/3.76           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)),
% 20.94/3.76      inference('demod', [status(thm)],
% 20.94/3.76                [zip_derived_cl769, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.76                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.76                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.76                 zip_derived_cl1179, zip_derived_cl1223, zip_derived_cl1271, 
% 20.94/3.76                 zip_derived_cl1324, zip_derived_cl1370])).
% 20.94/3.76  thf(zip_derived_cl1485, plain,
% 20.94/3.76      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.76         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i]:
% 20.94/3.76          (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 20.94/3.76           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)),
% 20.94/3.76      inference('demod', [status(thm)],
% 20.94/3.76                [zip_derived_cl737, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.76                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.76                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.76                 zip_derived_cl1179, zip_derived_cl1223, zip_derived_cl1271, 
% 20.94/3.76                 zip_derived_cl1324, zip_derived_cl1370, zip_derived_cl1424])).
% 20.94/3.76  thf(zip_derived_cl1547, plain,
% 20.94/3.76      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.76         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 20.94/3.76         X14 : $i]:
% 20.94/3.76          (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 20.94/3.76           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)),
% 20.94/3.76      inference('demod', [status(thm)],
% 20.94/3.76                [zip_derived_cl702, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.76                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.76                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.76                 zip_derived_cl1179, zip_derived_cl1223, zip_derived_cl1271, 
% 20.94/3.76                 zip_derived_cl1324, zip_derived_cl1370, zip_derived_cl1424, 
% 20.94/3.76                 zip_derived_cl1485])).
% 20.94/3.76  thf(zip_derived_cl1615, plain,
% 20.94/3.76      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.76         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 20.94/3.76         X14 : $i, X15 : $i]:
% 20.94/3.76          (ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 20.94/3.76           X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15)),
% 20.94/3.76      inference('demod', [status(thm)],
% 20.94/3.76                [zip_derived_cl662, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.76                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.76                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.76                 zip_derived_cl1179, zip_derived_cl1223, zip_derived_cl1271, 
% 20.94/3.76                 zip_derived_cl1324, zip_derived_cl1370, zip_derived_cl1424, 
% 20.94/3.76                 zip_derived_cl1485, zip_derived_cl1547])).
% 20.94/3.76  thf(zip_derived_cl1701, plain,
% 20.94/3.76      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.76         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 20.94/3.76         X14 : $i, X15 : $i, X16 : $i]:
% 20.94/3.76          (ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 20.94/3.76           X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ 
% 20.94/3.76           X16)),
% 20.94/3.76      inference('demod', [status(thm)],
% 20.94/3.76                [zip_derived_cl622, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.76                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.76                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.76                 zip_derived_cl1179, zip_derived_cl1223, zip_derived_cl1271, 
% 20.94/3.76                 zip_derived_cl1324, zip_derived_cl1370, zip_derived_cl1424, 
% 20.94/3.76                 zip_derived_cl1485, zip_derived_cl1547, zip_derived_cl1615])).
% 20.94/3.76  thf(zip_derived_cl1791, plain,
% 20.94/3.76      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.76         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 20.94/3.76         X14 : $i, X15 : $i, X16 : $i, X17 : $i]:
% 20.94/3.76          (ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 20.94/3.76           X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 20.94/3.76           X15 @ X16 @ X17)),
% 20.94/3.76      inference('demod', [status(thm)],
% 20.94/3.76                [zip_derived_cl583, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.76                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.76                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.76                 zip_derived_cl1179, zip_derived_cl1223, zip_derived_cl1271, 
% 20.94/3.76                 zip_derived_cl1324, zip_derived_cl1370, zip_derived_cl1424, 
% 20.94/3.76                 zip_derived_cl1485, zip_derived_cl1547, zip_derived_cl1615, 
% 20.94/3.76                 zip_derived_cl1701])).
% 20.94/3.76  thf(zip_derived_cl1946, plain,
% 20.94/3.76      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.76         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 20.94/3.76         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i]:
% 20.94/3.76         ( (ssPv14_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 20.94/3.76            X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 20.94/3.76            X15 @ X16 @ X17 @ X18)
% 20.94/3.76          | ~ (ssPv14_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 20.94/3.76               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14))),
% 20.94/3.76      inference('demod', [status(thm)],
% 20.94/3.76                [zip_derived_cl503, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.76                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.76                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.76                 zip_derived_cl1179, zip_derived_cl1223, zip_derived_cl1271, 
% 20.94/3.76                 zip_derived_cl1324, zip_derived_cl1370, zip_derived_cl1424, 
% 20.94/3.76                 zip_derived_cl1485, zip_derived_cl1547, zip_derived_cl1615, 
% 20.94/3.76                 zip_derived_cl1701, zip_derived_cl1791])).
% 20.94/3.76  thf(clause749, conjecture,
% 20.94/3.76    (~( ( ssPv23_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.76          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 20.94/3.76          X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 ) | 
% 20.94/3.76        ( ssPv12_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.76          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 20.94/3.76          X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 ) | 
% 20.94/3.76        ( ssPv10_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.76          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 20.94/3.76          X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 ) | 
% 20.94/3.76        ( ssPv7_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.76          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 20.94/3.76          X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 ) | 
% 20.94/3.76        ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 20.94/3.76        ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 20.94/3.76        ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 20.94/3.76        ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 20.94/3.76        ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 20.94/3.76        ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 20.94/3.76        ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 20.94/3.76        ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 20.94/3.76        ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 20.94/3.76        ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.76             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 20.94/3.76        ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.76             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 20.94/3.76        ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.76             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 20.94/3.76        ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.76             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 20.94/3.76        ( ~( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.76             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) | 
% 20.94/3.76        ( ~( ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.76             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) ) | 
% 20.94/3.76        ( ~( ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.76             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 20.94/3.76             X9 @ X10 ) ) | 
% 20.94/3.76        ( ~( ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.76             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 20.94/3.76             X9 @ X10 @ X11 ) ) | 
% 20.94/3.76        ( ~( ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.76             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 20.94/3.76             X9 @ X10 @ X11 @ X12 ) ) | 
% 20.94/3.76        ( ~( ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.76             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 20.94/3.76             X9 @ X10 @ X11 @ X12 @ X13 ) ) | 
% 20.94/3.76        ( ~( ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.76             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 20.94/3.76             X9 @ X10 @ X11 @ X12 @ X13 @ X14 ) ) | 
% 20.94/3.76        ( ~( ssNder1_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.76             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 20.94/3.76             X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 ) ) ))).
% 20.94/3.76  thf(zf_stmt_46, negated_conjecture,
% 20.94/3.76    (( ssPv23_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.76       U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 20.94/3.76       X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 ) | 
% 20.94/3.76     ( ssPv12_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.76       U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 20.94/3.76       X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 ) | 
% 20.94/3.76     ( ssPv10_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.76       U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 20.94/3.76       X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 ) | 
% 20.94/3.76     ( ssPv7_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.76       U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 20.94/3.76       X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 ) | 
% 20.94/3.76     ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 20.94/3.76     ( ~( ssNder1_2r1r1 @ U @ V ) ) | ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 20.94/3.76     ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 20.94/3.76     ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 20.94/3.76     ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 20.94/3.76     ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 20.94/3.76     ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 20.94/3.76     ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 20.94/3.76     ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.76          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 20.94/3.76     ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.76          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 20.94/3.76     ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.76          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 20.94/3.76     ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.76          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 20.94/3.76     ( ~( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.76          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) | 
% 20.94/3.76     ( ~( ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.76          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) ) | 
% 20.94/3.76     ( ~( ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.76          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 20.94/3.76          X10 ) ) | 
% 20.94/3.76     ( ~( ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.76          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 20.94/3.76          X10 @ X11 ) ) | 
% 20.94/3.76     ( ~( ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.76          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 20.94/3.76          X10 @ X11 @ X12 ) ) | 
% 20.94/3.76     ( ~( ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.76          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 20.94/3.76          X10 @ X11 @ X12 @ X13 ) ) | 
% 20.94/3.76     ( ~( ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.76          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 20.94/3.76          X10 @ X11 @ X12 @ X13 @ X14 ) ) | 
% 20.94/3.76     ( ~( ssNder1_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.76          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 20.94/3.76          X10 @ X11 @ X12 @ X13 @ X14 @ X15 ) )),
% 20.94/3.76    inference('cnf.neg', [status(esa)], [clause749])).
% 20.94/3.76  thf(zip_derived_cl259, plain,
% 20.94/3.76      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.76         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 20.94/3.76         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i, 
% 20.94/3.76         X21 : $i]:
% 20.94/3.76         ( (ssPv23_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 20.94/3.76            X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 20.94/3.76            X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21)
% 20.94/3.76          |  (ssPv12_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 20.94/3.76              X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 20.94/3.76              X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21)
% 20.94/3.76          |  (ssPv10_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 20.94/3.76              X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 20.94/3.76              X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21)
% 20.94/3.76          |  (ssPv7_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 20.94/3.76              X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 20.94/3.76              X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21)
% 20.94/3.76          | ~ (ssNder1_0)
% 20.94/3.76          | ~ (ssNder1_1r1 @ X0)
% 20.94/3.76          | ~ (ssNder1_2r1r1 @ X0 @ X1)
% 20.94/3.76          | ~ (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)
% 20.94/3.76          | ~ (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)
% 20.94/3.76          | ~ (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)
% 20.94/3.76          | ~ (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)
% 20.94/3.76          | ~ (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)
% 20.94/3.76          | ~ (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 20.94/3.76               X7)
% 20.94/3.76          | ~ (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 20.94/3.76               X6 @ X7 @ X8)
% 20.94/3.76          | ~ (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 20.94/3.76               X6 @ X7 @ X8 @ X9)
% 20.94/3.76          | ~ (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 20.94/3.76               X5 @ X6 @ X7 @ X8 @ X9 @ X10)
% 20.94/3.76          | ~ (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 20.94/3.76               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11)
% 20.94/3.76          | ~ (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 20.94/3.76               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)
% 20.94/3.76          | ~ (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 20.94/3.76               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)
% 20.94/3.76          | ~ (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 20.94/3.76               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)
% 20.94/3.76          | ~ (ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 20.94/3.76               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 20.94/3.76               X14 @ X15)
% 20.94/3.76          | ~ (ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 20.94/3.76               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 20.94/3.76               X14 @ X15 @ X16)
% 20.94/3.76          | ~ (ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 20.94/3.76               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 20.94/3.76               X14 @ X15 @ X16 @ X17)
% 20.94/3.76          | ~ (ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 20.94/3.76               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 20.94/3.76               X14 @ X15 @ X16 @ X17 @ X18)
% 20.94/3.76          | ~ (ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 20.94/3.76               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 20.94/3.76               X14 @ X15 @ X16 @ X17 @ X18 @ X19)
% 20.94/3.76          | ~ (ssNder1_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 20.94/3.76               X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 20.94/3.76               X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20))),
% 20.94/3.76      inference('cnf', [status(esa)], [zf_stmt_46])).
% 20.94/3.76  thf(zip_derived_cl1007, plain, ( (ssNder1_0)),
% 20.94/3.76      inference('cnf', [status(esa)], [zf_stmt_1])).
% 20.94/3.76  thf(zip_derived_cl1013, plain, (![X0 : $i]:  (ssNder1_1r1 @ X0)),
% 20.94/3.76      inference('demod', [status(thm)],
% 20.94/3.76                [zip_derived_cl1006, zip_derived_cl1007])).
% 20.94/3.76  thf(zip_derived_cl1014, plain,
% 20.94/3.76      (![X0 : $i, X1 : $i]:  (ssNder1_2r1r1 @ X0 @ X1)),
% 20.94/3.76      inference('demod', [status(thm)],
% 20.94/3.76                [zip_derived_cl1005, zip_derived_cl1007, zip_derived_cl1013])).
% 20.94/3.76  thf(zip_derived_cl1021, plain,
% 20.94/3.76      (![X0 : $i, X1 : $i, X2 : $i]:  (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)),
% 20.94/3.76      inference('demod', [status(thm)],
% 20.94/3.76                [zip_derived_cl994, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.76                 zip_derived_cl1014])).
% 20.94/3.76  thf(zip_derived_cl1046, plain,
% 20.94/3.76      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 20.94/3.76          (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)),
% 20.94/3.76      inference('demod', [status(thm)],
% 20.94/3.76                [zip_derived_cl984, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.76                 zip_derived_cl1014, zip_derived_cl1021])).
% 20.94/3.76  thf(zip_derived_cl1070, plain,
% 20.94/3.76      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 20.94/3.76          (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)),
% 20.94/3.76      inference('demod', [status(thm)],
% 20.94/3.76                [zip_derived_cl966, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.76                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046])).
% 20.94/3.76  thf(zip_derived_cl1101, plain,
% 20.94/3.76      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 20.94/3.76          (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)),
% 20.94/3.76      inference('demod', [status(thm)],
% 20.94/3.76                [zip_derived_cl948, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.76                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.76                 zip_derived_cl1070])).
% 20.94/3.76  thf(zip_derived_cl1131, plain,
% 20.94/3.76      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i]:
% 20.94/3.76          (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)),
% 20.94/3.76      inference('demod', [status(thm)],
% 20.94/3.76                [zip_derived_cl928, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.76                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.76                 zip_derived_cl1070, zip_derived_cl1101])).
% 20.94/3.76  thf(zip_derived_cl1179, plain,
% 20.94/3.76      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, X7 : $i]:
% 20.94/3.76          (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7)),
% 20.94/3.76      inference('demod', [status(thm)],
% 20.94/3.76                [zip_derived_cl901, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.76                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.76                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131])).
% 20.94/3.76  thf(zip_derived_cl1223, plain,
% 20.94/3.76      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.76         X7 : $i, X8 : $i]:
% 20.94/3.76          (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 20.94/3.76           X7 @ X8)),
% 20.94/3.76      inference('demod', [status(thm)],
% 20.94/3.76                [zip_derived_cl879, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.76                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.76                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.76                 zip_derived_cl1179])).
% 20.94/3.76  thf(zip_derived_cl1271, plain,
% 20.94/3.76      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.76         X7 : $i, X8 : $i, X9 : $i]:
% 20.94/3.76          (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 20.94/3.76           X7 @ X8 @ X9)),
% 20.94/3.76      inference('demod', [status(thm)],
% 20.94/3.76                [zip_derived_cl854, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.76                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.76                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.76                 zip_derived_cl1179, zip_derived_cl1223])).
% 20.94/3.76  thf(zip_derived_cl1324, plain,
% 20.94/3.76      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.76         X7 : $i, X8 : $i, X9 : $i, X10 : $i]:
% 20.94/3.76          (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 20.94/3.76           X6 @ X7 @ X8 @ X9 @ X10)),
% 20.94/3.76      inference('demod', [status(thm)],
% 20.94/3.76                [zip_derived_cl826, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.76                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.76                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.76                 zip_derived_cl1179, zip_derived_cl1223, zip_derived_cl1271])).
% 20.94/3.76  thf(zip_derived_cl1370, plain,
% 20.94/3.76      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.76         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i]:
% 20.94/3.76          (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 20.94/3.76           X6 @ X7 @ X8 @ X9 @ X10 @ X11)),
% 20.94/3.76      inference('demod', [status(thm)],
% 20.94/3.76                [zip_derived_cl800, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.76                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.76                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.76                 zip_derived_cl1179, zip_derived_cl1223, zip_derived_cl1271, 
% 20.94/3.76                 zip_derived_cl1324])).
% 20.94/3.76  thf(zip_derived_cl1424, plain,
% 20.94/3.76      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.76         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i]:
% 20.94/3.76          (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 20.94/3.76           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)),
% 20.94/3.76      inference('demod', [status(thm)],
% 20.94/3.76                [zip_derived_cl769, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.76                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.76                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.76                 zip_derived_cl1179, zip_derived_cl1223, zip_derived_cl1271, 
% 20.94/3.76                 zip_derived_cl1324, zip_derived_cl1370])).
% 20.94/3.76  thf(zip_derived_cl1485, plain,
% 20.94/3.76      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.76         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i]:
% 20.94/3.76          (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 20.94/3.76           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)),
% 20.94/3.76      inference('demod', [status(thm)],
% 20.94/3.76                [zip_derived_cl737, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.76                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.76                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.76                 zip_derived_cl1179, zip_derived_cl1223, zip_derived_cl1271, 
% 20.94/3.76                 zip_derived_cl1324, zip_derived_cl1370, zip_derived_cl1424])).
% 20.94/3.76  thf(zip_derived_cl1547, plain,
% 20.94/3.76      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.76         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 20.94/3.76         X14 : $i]:
% 20.94/3.76          (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 20.94/3.76           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)),
% 20.94/3.76      inference('demod', [status(thm)],
% 20.94/3.76                [zip_derived_cl702, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.76                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.76                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.76                 zip_derived_cl1179, zip_derived_cl1223, zip_derived_cl1271, 
% 20.94/3.76                 zip_derived_cl1324, zip_derived_cl1370, zip_derived_cl1424, 
% 20.94/3.76                 zip_derived_cl1485])).
% 20.94/3.76  thf(zip_derived_cl1615, plain,
% 20.94/3.76      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.76         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 20.94/3.76         X14 : $i, X15 : $i]:
% 20.94/3.76          (ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 20.94/3.76           X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15)),
% 20.94/3.76      inference('demod', [status(thm)],
% 20.94/3.76                [zip_derived_cl662, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.76                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.76                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.76                 zip_derived_cl1179, zip_derived_cl1223, zip_derived_cl1271, 
% 20.94/3.76                 zip_derived_cl1324, zip_derived_cl1370, zip_derived_cl1424, 
% 20.94/3.76                 zip_derived_cl1485, zip_derived_cl1547])).
% 20.94/3.76  thf(zip_derived_cl1701, plain,
% 20.94/3.76      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.76         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 20.94/3.76         X14 : $i, X15 : $i, X16 : $i]:
% 20.94/3.76          (ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 20.94/3.76           X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ 
% 20.94/3.76           X16)),
% 20.94/3.76      inference('demod', [status(thm)],
% 20.94/3.76                [zip_derived_cl622, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.76                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.76                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.76                 zip_derived_cl1179, zip_derived_cl1223, zip_derived_cl1271, 
% 20.94/3.76                 zip_derived_cl1324, zip_derived_cl1370, zip_derived_cl1424, 
% 20.94/3.76                 zip_derived_cl1485, zip_derived_cl1547, zip_derived_cl1615])).
% 20.94/3.76  thf(zip_derived_cl1791, plain,
% 20.94/3.76      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.76         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 20.94/3.76         X14 : $i, X15 : $i, X16 : $i, X17 : $i]:
% 20.94/3.76          (ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 20.94/3.76           X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 20.94/3.76           X15 @ X16 @ X17)),
% 20.94/3.76      inference('demod', [status(thm)],
% 20.94/3.76                [zip_derived_cl583, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.76                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.76                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.76                 zip_derived_cl1179, zip_derived_cl1223, zip_derived_cl1271, 
% 20.94/3.76                 zip_derived_cl1324, zip_derived_cl1370, zip_derived_cl1424, 
% 20.94/3.76                 zip_derived_cl1485, zip_derived_cl1547, zip_derived_cl1615, 
% 20.94/3.76                 zip_derived_cl1701])).
% 20.94/3.76  thf(zip_derived_cl1876, plain,
% 20.94/3.76      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.76         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 20.94/3.76         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i]:
% 20.94/3.76          (ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 20.94/3.76           X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 20.94/3.76           X15 @ X16 @ X17 @ X18)),
% 20.94/3.76      inference('demod', [status(thm)],
% 20.94/3.76                [zip_derived_cl538, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.76                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.76                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.76                 zip_derived_cl1179, zip_derived_cl1223, zip_derived_cl1271, 
% 20.94/3.76                 zip_derived_cl1324, zip_derived_cl1370, zip_derived_cl1424, 
% 20.94/3.76                 zip_derived_cl1485, zip_derived_cl1547, zip_derived_cl1615, 
% 20.94/3.76                 zip_derived_cl1701, zip_derived_cl1791])).
% 20.94/3.76  thf(zip_derived_cl1958, plain,
% 20.94/3.76      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.76         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 20.94/3.76         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i]:
% 20.94/3.76          (ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 20.94/3.76           X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 20.94/3.76           X15 @ X16 @ X17 @ X18 @ X19)),
% 20.94/3.76      inference('demod', [status(thm)],
% 20.94/3.76                [zip_derived_cl494, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.76                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.76                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.76                 zip_derived_cl1179, zip_derived_cl1223, zip_derived_cl1271, 
% 20.94/3.76                 zip_derived_cl1324, zip_derived_cl1370, zip_derived_cl1424, 
% 20.94/3.76                 zip_derived_cl1485, zip_derived_cl1547, zip_derived_cl1615, 
% 20.94/3.76                 zip_derived_cl1701, zip_derived_cl1791, zip_derived_cl1876])).
% 20.94/3.76  thf(zip_derived_cl2077, plain,
% 20.94/3.76      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.76         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 20.94/3.76         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i]:
% 20.94/3.76          (ssNder1_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 20.94/3.76           X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 20.94/3.76           X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20)),
% 20.94/3.76      inference('demod', [status(thm)],
% 20.94/3.76                [zip_derived_cl445, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.76                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.76                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.76                 zip_derived_cl1179, zip_derived_cl1223, zip_derived_cl1271, 
% 20.94/3.76                 zip_derived_cl1324, zip_derived_cl1370, zip_derived_cl1424, 
% 20.94/3.76                 zip_derived_cl1485, zip_derived_cl1547, zip_derived_cl1615, 
% 20.94/3.76                 zip_derived_cl1701, zip_derived_cl1791, zip_derived_cl1876, 
% 20.94/3.76                 zip_derived_cl1958])).
% 20.94/3.76  thf(zip_derived_cl2257, plain,
% 20.94/3.76      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.76         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 20.94/3.76         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i, 
% 20.94/3.76         X21 : $i]:
% 20.94/3.76         ( (ssPv23_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 20.94/3.76            X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 20.94/3.76            X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21)
% 20.94/3.76          |  (ssPv12_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 20.94/3.76              X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 20.94/3.76              X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21)
% 20.94/3.76          |  (ssPv10_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 20.94/3.76              X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 20.94/3.76              X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21)
% 20.94/3.76          |  (ssPv7_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 20.94/3.76              X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 20.94/3.76              X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21))),
% 20.94/3.76      inference('demod', [status(thm)],
% 20.94/3.76                [zip_derived_cl259, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.76                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.76                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.76                 zip_derived_cl1179, zip_derived_cl1223, zip_derived_cl1271, 
% 20.94/3.76                 zip_derived_cl1324, zip_derived_cl1370, zip_derived_cl1424, 
% 20.94/3.76                 zip_derived_cl1485, zip_derived_cl1547, zip_derived_cl1615, 
% 20.94/3.76                 zip_derived_cl1701, zip_derived_cl1791, zip_derived_cl1876, 
% 20.94/3.76                 zip_derived_cl1958, zip_derived_cl2077])).
% 20.94/3.76  thf(clause655, conjecture,
% 20.94/3.76    (~( ( ssPv10_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.76          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 20.94/3.76          X10 @ X11 @ X12 @ X13 ) | 
% 20.94/3.76        ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 20.94/3.76        ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 20.94/3.76        ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 20.94/3.76        ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 20.94/3.76        ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 20.94/3.76        ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 20.94/3.76        ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 20.94/3.76        ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 20.94/3.76        ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 20.94/3.76        ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.76             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 20.94/3.76        ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.76             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 20.94/3.76        ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.76             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 20.94/3.76        ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.76             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 20.94/3.76        ( ~( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.76             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) | 
% 20.94/3.76        ( ~( ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.76             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) ) | 
% 20.94/3.76        ( ~( ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.76             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 20.94/3.76             X9 @ X10 ) ) | 
% 20.94/3.76        ( ~( ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.76             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 20.94/3.76             X9 @ X10 @ X11 ) ) | 
% 20.94/3.76        ( ~( ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.76             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 20.94/3.76             X9 @ X10 @ X11 @ X12 ) ) | 
% 20.94/3.76        ( ~( ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.76             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 20.94/3.76             X9 @ X10 @ X11 @ X12 @ X13 ) ) | 
% 20.94/3.76        ( ~( ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.76             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 20.94/3.76             X9 @ X10 @ X11 @ X12 @ X13 @ X14 ) ) | 
% 20.94/3.76        ( ~( ssNder1_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.76             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 20.94/3.76             X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 ) ) | 
% 20.94/3.76        ( ~( ssPv10_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.76             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 20.94/3.76             X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 ) ) ))).
% 20.94/3.76  thf(zf_stmt_47, negated_conjecture,
% 20.94/3.76    (( ssPv10_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.76       U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 20.94/3.76       X10 @ X11 @ X12 @ X13 ) | 
% 20.94/3.76     ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 20.94/3.76     ( ~( ssNder1_2r1r1 @ U @ V ) ) | ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 20.94/3.76     ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 20.94/3.76     ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 20.94/3.76     ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 20.94/3.76     ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 20.94/3.76     ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 20.94/3.76     ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 20.94/3.76     ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.76          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 20.94/3.76     ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.76          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 20.94/3.76     ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.76          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 20.94/3.76     ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.76          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 20.94/3.76     ( ~( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.76          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) | 
% 20.94/3.76     ( ~( ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.76          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) ) | 
% 20.94/3.76     ( ~( ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.76          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 20.94/3.76          X10 ) ) | 
% 20.94/3.76     ( ~( ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.76          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 20.94/3.76          X10 @ X11 ) ) | 
% 20.94/3.76     ( ~( ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.76          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 20.94/3.76          X10 @ X11 @ X12 ) ) | 
% 20.94/3.76     ( ~( ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.76          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 20.94/3.76          X10 @ X11 @ X12 @ X13 ) ) | 
% 20.94/3.76     ( ~( ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.76          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 20.94/3.76          X10 @ X11 @ X12 @ X13 @ X14 ) ) | 
% 20.94/3.76     ( ~( ssNder1_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.76          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 20.94/3.76          X10 @ X11 @ X12 @ X13 @ X14 @ X15 ) ) | 
% 20.94/3.76     ( ~( ssPv10_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.76          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 20.94/3.76          X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 ) )),
% 20.94/3.76    inference('cnf.neg', [status(esa)], [clause655])).
% 20.94/3.76  thf(zip_derived_cl353, plain,
% 20.94/3.76      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.76         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 20.94/3.76         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i, 
% 20.94/3.76         X21 : $i]:
% 20.94/3.76         ( (ssPv10_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 20.94/3.76            X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 20.94/3.76            X15 @ X16 @ X17 @ X18)
% 20.94/3.76          | ~ (ssNder1_0)
% 20.94/3.76          | ~ (ssNder1_1r1 @ X0)
% 20.94/3.76          | ~ (ssNder1_2r1r1 @ X0 @ X1)
% 20.94/3.76          | ~ (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)
% 20.94/3.76          | ~ (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)
% 20.94/3.76          | ~ (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)
% 20.94/3.76          | ~ (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)
% 20.94/3.76          | ~ (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)
% 20.94/3.76          | ~ (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 20.94/3.76               X7)
% 20.94/3.76          | ~ (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 20.94/3.76               X6 @ X7 @ X8)
% 20.94/3.76          | ~ (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 20.94/3.76               X6 @ X7 @ X8 @ X9)
% 20.94/3.76          | ~ (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 20.94/3.76               X5 @ X6 @ X7 @ X8 @ X9 @ X10)
% 20.94/3.76          | ~ (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 20.94/3.76               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11)
% 20.94/3.76          | ~ (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 20.94/3.76               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)
% 20.94/3.76          | ~ (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 20.94/3.76               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)
% 20.94/3.76          | ~ (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 20.94/3.76               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)
% 20.94/3.76          | ~ (ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 20.94/3.76               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 20.94/3.76               X14 @ X15)
% 20.94/3.76          | ~ (ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 20.94/3.76               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 20.94/3.76               X14 @ X15 @ X16)
% 20.94/3.76          | ~ (ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 20.94/3.76               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 20.94/3.76               X14 @ X15 @ X16 @ X17)
% 20.94/3.76          | ~ (ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 20.94/3.76               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 20.94/3.76               X14 @ X15 @ X16 @ X17 @ X18)
% 20.94/3.76          | ~ (ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 20.94/3.76               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 20.94/3.76               X14 @ X15 @ X16 @ X17 @ X18 @ X19)
% 20.94/3.76          | ~ (ssNder1_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 20.94/3.76               X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 20.94/3.76               X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20)
% 20.94/3.76          | ~ (ssPv10_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 20.94/3.76               X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 20.94/3.76               X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21))),
% 20.94/3.76      inference('cnf', [status(esa)], [zf_stmt_47])).
% 20.94/3.76  thf(zip_derived_cl1007, plain, ( (ssNder1_0)),
% 20.94/3.76      inference('cnf', [status(esa)], [zf_stmt_1])).
% 20.94/3.76  thf(zip_derived_cl1013, plain, (![X0 : $i]:  (ssNder1_1r1 @ X0)),
% 20.94/3.76      inference('demod', [status(thm)],
% 20.94/3.76                [zip_derived_cl1006, zip_derived_cl1007])).
% 20.94/3.76  thf(zip_derived_cl1014, plain,
% 20.94/3.76      (![X0 : $i, X1 : $i]:  (ssNder1_2r1r1 @ X0 @ X1)),
% 20.94/3.76      inference('demod', [status(thm)],
% 20.94/3.76                [zip_derived_cl1005, zip_derived_cl1007, zip_derived_cl1013])).
% 20.94/3.76  thf(zip_derived_cl1021, plain,
% 20.94/3.76      (![X0 : $i, X1 : $i, X2 : $i]:  (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)),
% 20.94/3.76      inference('demod', [status(thm)],
% 20.94/3.76                [zip_derived_cl994, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.76                 zip_derived_cl1014])).
% 20.94/3.76  thf(zip_derived_cl1046, plain,
% 20.94/3.76      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 20.94/3.76          (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)),
% 20.94/3.76      inference('demod', [status(thm)],
% 20.94/3.76                [zip_derived_cl984, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.76                 zip_derived_cl1014, zip_derived_cl1021])).
% 20.94/3.76  thf(zip_derived_cl1070, plain,
% 20.94/3.76      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 20.94/3.76          (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)),
% 20.94/3.76      inference('demod', [status(thm)],
% 20.94/3.76                [zip_derived_cl966, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.76                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046])).
% 20.94/3.76  thf(zip_derived_cl1101, plain,
% 20.94/3.76      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 20.94/3.76          (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)),
% 20.94/3.76      inference('demod', [status(thm)],
% 20.94/3.76                [zip_derived_cl948, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.76                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.76                 zip_derived_cl1070])).
% 20.94/3.76  thf(zip_derived_cl1131, plain,
% 20.94/3.76      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i]:
% 20.94/3.76          (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)),
% 20.94/3.76      inference('demod', [status(thm)],
% 20.94/3.76                [zip_derived_cl928, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.76                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.76                 zip_derived_cl1070, zip_derived_cl1101])).
% 20.94/3.76  thf(zip_derived_cl1179, plain,
% 20.94/3.76      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, X7 : $i]:
% 20.94/3.76          (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7)),
% 20.94/3.76      inference('demod', [status(thm)],
% 20.94/3.76                [zip_derived_cl901, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.76                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.76                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131])).
% 20.94/3.76  thf(zip_derived_cl1223, plain,
% 20.94/3.76      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.76         X7 : $i, X8 : $i]:
% 20.94/3.76          (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 20.94/3.76           X7 @ X8)),
% 20.94/3.76      inference('demod', [status(thm)],
% 20.94/3.76                [zip_derived_cl879, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.76                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.76                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.76                 zip_derived_cl1179])).
% 20.94/3.76  thf(zip_derived_cl1271, plain,
% 20.94/3.76      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.76         X7 : $i, X8 : $i, X9 : $i]:
% 20.94/3.76          (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 20.94/3.76           X7 @ X8 @ X9)),
% 20.94/3.76      inference('demod', [status(thm)],
% 20.94/3.76                [zip_derived_cl854, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.76                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.76                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.76                 zip_derived_cl1179, zip_derived_cl1223])).
% 20.94/3.76  thf(zip_derived_cl1324, plain,
% 20.94/3.76      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.76         X7 : $i, X8 : $i, X9 : $i, X10 : $i]:
% 20.94/3.76          (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 20.94/3.76           X6 @ X7 @ X8 @ X9 @ X10)),
% 20.94/3.76      inference('demod', [status(thm)],
% 20.94/3.76                [zip_derived_cl826, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.76                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.76                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.76                 zip_derived_cl1179, zip_derived_cl1223, zip_derived_cl1271])).
% 20.94/3.76  thf(zip_derived_cl1370, plain,
% 20.94/3.76      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.76         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i]:
% 20.94/3.76          (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 20.94/3.76           X6 @ X7 @ X8 @ X9 @ X10 @ X11)),
% 20.94/3.76      inference('demod', [status(thm)],
% 20.94/3.76                [zip_derived_cl800, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.76                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.76                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.76                 zip_derived_cl1179, zip_derived_cl1223, zip_derived_cl1271, 
% 20.94/3.76                 zip_derived_cl1324])).
% 20.94/3.76  thf(zip_derived_cl1424, plain,
% 20.94/3.76      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.76         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i]:
% 20.94/3.76          (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 20.94/3.76           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)),
% 20.94/3.76      inference('demod', [status(thm)],
% 20.94/3.76                [zip_derived_cl769, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.76                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.76                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.76                 zip_derived_cl1179, zip_derived_cl1223, zip_derived_cl1271, 
% 20.94/3.76                 zip_derived_cl1324, zip_derived_cl1370])).
% 20.94/3.76  thf(zip_derived_cl1485, plain,
% 20.94/3.76      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.76         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i]:
% 20.94/3.76          (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 20.94/3.76           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)),
% 20.94/3.76      inference('demod', [status(thm)],
% 20.94/3.76                [zip_derived_cl737, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.76                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.76                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.76                 zip_derived_cl1179, zip_derived_cl1223, zip_derived_cl1271, 
% 20.94/3.76                 zip_derived_cl1324, zip_derived_cl1370, zip_derived_cl1424])).
% 20.94/3.76  thf(zip_derived_cl1547, plain,
% 20.94/3.76      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.76         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 20.94/3.76         X14 : $i]:
% 20.94/3.76          (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 20.94/3.76           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)),
% 20.94/3.76      inference('demod', [status(thm)],
% 20.94/3.76                [zip_derived_cl702, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.76                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.76                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.76                 zip_derived_cl1179, zip_derived_cl1223, zip_derived_cl1271, 
% 20.94/3.76                 zip_derived_cl1324, zip_derived_cl1370, zip_derived_cl1424, 
% 20.94/3.76                 zip_derived_cl1485])).
% 20.94/3.76  thf(zip_derived_cl1615, plain,
% 20.94/3.76      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.76         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 20.94/3.76         X14 : $i, X15 : $i]:
% 20.94/3.76          (ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 20.94/3.76           X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15)),
% 20.94/3.76      inference('demod', [status(thm)],
% 20.94/3.76                [zip_derived_cl662, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.76                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.76                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.76                 zip_derived_cl1179, zip_derived_cl1223, zip_derived_cl1271, 
% 20.94/3.76                 zip_derived_cl1324, zip_derived_cl1370, zip_derived_cl1424, 
% 20.94/3.76                 zip_derived_cl1485, zip_derived_cl1547])).
% 20.94/3.76  thf(zip_derived_cl1701, plain,
% 20.94/3.76      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.76         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 20.94/3.76         X14 : $i, X15 : $i, X16 : $i]:
% 20.94/3.76          (ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 20.94/3.76           X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ 
% 20.94/3.76           X16)),
% 20.94/3.76      inference('demod', [status(thm)],
% 20.94/3.76                [zip_derived_cl622, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.76                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.76                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.76                 zip_derived_cl1179, zip_derived_cl1223, zip_derived_cl1271, 
% 20.94/3.76                 zip_derived_cl1324, zip_derived_cl1370, zip_derived_cl1424, 
% 20.94/3.76                 zip_derived_cl1485, zip_derived_cl1547, zip_derived_cl1615])).
% 20.94/3.76  thf(zip_derived_cl1791, plain,
% 20.94/3.76      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.76         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 20.94/3.76         X14 : $i, X15 : $i, X16 : $i, X17 : $i]:
% 20.94/3.76          (ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 20.94/3.76           X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 20.94/3.76           X15 @ X16 @ X17)),
% 20.94/3.76      inference('demod', [status(thm)],
% 20.94/3.76                [zip_derived_cl583, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.76                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.76                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.76                 zip_derived_cl1179, zip_derived_cl1223, zip_derived_cl1271, 
% 20.94/3.76                 zip_derived_cl1324, zip_derived_cl1370, zip_derived_cl1424, 
% 20.94/3.76                 zip_derived_cl1485, zip_derived_cl1547, zip_derived_cl1615, 
% 20.94/3.76                 zip_derived_cl1701])).
% 20.94/3.76  thf(zip_derived_cl1876, plain,
% 20.94/3.76      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.76         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 20.94/3.76         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i]:
% 20.94/3.76          (ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 20.94/3.76           X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 20.94/3.76           X15 @ X16 @ X17 @ X18)),
% 20.94/3.76      inference('demod', [status(thm)],
% 20.94/3.76                [zip_derived_cl538, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.76                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.76                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.76                 zip_derived_cl1179, zip_derived_cl1223, zip_derived_cl1271, 
% 20.94/3.76                 zip_derived_cl1324, zip_derived_cl1370, zip_derived_cl1424, 
% 20.94/3.76                 zip_derived_cl1485, zip_derived_cl1547, zip_derived_cl1615, 
% 20.94/3.76                 zip_derived_cl1701, zip_derived_cl1791])).
% 20.94/3.76  thf(zip_derived_cl1958, plain,
% 20.94/3.76      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.76         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 20.94/3.76         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i]:
% 20.94/3.76          (ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 20.94/3.76           X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 20.94/3.76           X15 @ X16 @ X17 @ X18 @ X19)),
% 20.94/3.76      inference('demod', [status(thm)],
% 20.94/3.76                [zip_derived_cl494, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.76                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.76                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.76                 zip_derived_cl1179, zip_derived_cl1223, zip_derived_cl1271, 
% 20.94/3.76                 zip_derived_cl1324, zip_derived_cl1370, zip_derived_cl1424, 
% 20.94/3.76                 zip_derived_cl1485, zip_derived_cl1547, zip_derived_cl1615, 
% 20.94/3.76                 zip_derived_cl1701, zip_derived_cl1791, zip_derived_cl1876])).
% 20.94/3.76  thf(zip_derived_cl2077, plain,
% 20.94/3.76      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.76         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 20.94/3.76         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i]:
% 20.94/3.76          (ssNder1_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 20.94/3.76           X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 20.94/3.76           X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20)),
% 20.94/3.76      inference('demod', [status(thm)],
% 20.94/3.76                [zip_derived_cl445, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.76                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.76                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.76                 zip_derived_cl1179, zip_derived_cl1223, zip_derived_cl1271, 
% 20.94/3.76                 zip_derived_cl1324, zip_derived_cl1370, zip_derived_cl1424, 
% 20.94/3.76                 zip_derived_cl1485, zip_derived_cl1547, zip_derived_cl1615, 
% 20.94/3.76                 zip_derived_cl1701, zip_derived_cl1791, zip_derived_cl1876, 
% 20.94/3.76                 zip_derived_cl1958])).
% 20.94/3.76  thf(zip_derived_cl2234, plain,
% 20.94/3.76      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.76         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 20.94/3.76         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i, 
% 20.94/3.76         X21 : $i]:
% 20.94/3.76         ( (ssPv10_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 20.94/3.76            X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 20.94/3.76            X15 @ X16 @ X17 @ X18)
% 20.94/3.76          | ~ (ssPv10_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 20.94/3.76               X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 20.94/3.76               X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21))),
% 20.94/3.76      inference('demod', [status(thm)],
% 20.94/3.76                [zip_derived_cl353, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.76                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.76                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.76                 zip_derived_cl1179, zip_derived_cl1223, zip_derived_cl1271, 
% 20.94/3.76                 zip_derived_cl1324, zip_derived_cl1370, zip_derived_cl1424, 
% 20.94/3.76                 zip_derived_cl1485, zip_derived_cl1547, zip_derived_cl1615, 
% 20.94/3.76                 zip_derived_cl1701, zip_derived_cl1791, zip_derived_cl1876, 
% 20.94/3.76                 zip_derived_cl1958, zip_derived_cl2077])).
% 20.94/3.76  thf(zip_derived_cl2258, plain,
% 20.94/3.76      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.76         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 20.94/3.76         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i, 
% 20.94/3.76         X21 : $i]:
% 20.94/3.76         ( (ssPv7_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X21 @ X20 @ 
% 20.94/3.76            X19 @ X18 @ X17 @ X16 @ X15 @ X14 @ X13 @ X12 @ X11 @ X10 @ X9 @ 
% 20.94/3.76            X8 @ X7 @ X6 @ X5 @ X4 @ X3 @ X2 @ X1 @ X0)
% 20.94/3.76          |  (ssPv12_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X21 @ 
% 20.94/3.76              X20 @ X19 @ X18 @ X17 @ X16 @ X15 @ X14 @ X13 @ X12 @ X11 @ 
% 20.94/3.76              X10 @ X9 @ X8 @ X7 @ X6 @ X5 @ X4 @ X3 @ X2 @ X1 @ X0)
% 20.94/3.76          |  (ssPv23_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X21 @ 
% 20.94/3.76              X20 @ X19 @ X18 @ X17 @ X16 @ X15 @ X14 @ X13 @ X12 @ X11 @ 
% 20.94/3.76              X10 @ X9 @ X8 @ X7 @ X6 @ X5 @ X4 @ X3 @ X2 @ X1 @ X0)
% 20.94/3.76          |  (ssPv10_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X21 @ X20 @ 
% 20.94/3.76              X19 @ X18 @ X17 @ X16 @ X15 @ X14 @ X13 @ X12 @ X11 @ X10 @ X9 @ 
% 20.94/3.76              X8 @ X7 @ X6 @ X5 @ X4 @ X3))),
% 20.94/3.76      inference('sup-', [status(thm)], [zip_derived_cl2257, zip_derived_cl2234])).
% 20.94/3.76  thf(clause651, conjecture,
% 20.94/3.76    (~( ( ssPv12_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.76          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 20.94/3.76          X10 @ X11 ) | 
% 20.94/3.76        ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 20.94/3.76        ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 20.94/3.76        ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 20.94/3.76        ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 20.94/3.76        ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 20.94/3.76        ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 20.94/3.76        ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 20.94/3.76        ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 20.94/3.76        ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 20.94/3.76        ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.76             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 20.94/3.76        ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.76             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 20.94/3.76        ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.76             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 20.94/3.76        ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.76             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 20.94/3.76        ( ~( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.76             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) | 
% 20.94/3.76        ( ~( ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.76             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) ) | 
% 20.94/3.76        ( ~( ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.76             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 20.94/3.76             X9 @ X10 ) ) | 
% 20.94/3.76        ( ~( ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.76             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 20.94/3.76             X9 @ X10 @ X11 ) ) | 
% 20.94/3.76        ( ~( ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.76             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 20.94/3.76             X9 @ X10 @ X11 @ X12 ) ) | 
% 20.94/3.76        ( ~( ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.76             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 20.94/3.76             X9 @ X10 @ X11 @ X12 @ X13 ) ) | 
% 20.94/3.76        ( ~( ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.76             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 20.94/3.76             X9 @ X10 @ X11 @ X12 @ X13 @ X14 ) ) | 
% 20.94/3.76        ( ~( ssNder1_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.76             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 20.94/3.76             X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 ) ) | 
% 20.94/3.76        ( ~( ssPv12_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.76             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 20.94/3.76             X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 ) ) ))).
% 20.94/3.76  thf(zf_stmt_48, negated_conjecture,
% 20.94/3.76    (( ssPv12_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.76       U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 20.94/3.76       X10 @ X11 ) | 
% 20.94/3.76     ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 20.94/3.76     ( ~( ssNder1_2r1r1 @ U @ V ) ) | ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 20.94/3.76     ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 20.94/3.76     ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 20.94/3.76     ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 20.94/3.76     ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 20.94/3.76     ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 20.94/3.76     ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 20.94/3.76     ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.76          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 20.94/3.76     ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.76          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 20.94/3.76     ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.76          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 20.94/3.76     ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.76          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 20.94/3.76     ( ~( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.76          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) | 
% 20.94/3.76     ( ~( ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.76          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) ) | 
% 20.94/3.76     ( ~( ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.76          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 20.94/3.76          X10 ) ) | 
% 20.94/3.76     ( ~( ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.76          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 20.94/3.76          X10 @ X11 ) ) | 
% 20.94/3.76     ( ~( ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.76          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 20.94/3.76          X10 @ X11 @ X12 ) ) | 
% 20.94/3.76     ( ~( ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.76          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 20.94/3.76          X10 @ X11 @ X12 @ X13 ) ) | 
% 20.94/3.76     ( ~( ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.76          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 20.94/3.76          X10 @ X11 @ X12 @ X13 @ X14 ) ) | 
% 20.94/3.76     ( ~( ssNder1_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.76          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 20.94/3.76          X10 @ X11 @ X12 @ X13 @ X14 @ X15 ) ) | 
% 20.94/3.76     ( ~( ssPv12_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.76          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 20.94/3.76          X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 ) )),
% 20.94/3.76    inference('cnf.neg', [status(esa)], [clause651])).
% 20.94/3.76  thf(zip_derived_cl357, plain,
% 20.94/3.76      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.76         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 20.94/3.76         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i, 
% 20.94/3.76         X21 : $i]:
% 20.94/3.76         ( (ssPv12_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 20.94/3.76            X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ 
% 20.94/3.76            X16)
% 20.94/3.76          | ~ (ssNder1_0)
% 20.94/3.76          | ~ (ssNder1_1r1 @ X0)
% 20.94/3.76          | ~ (ssNder1_2r1r1 @ X0 @ X1)
% 20.94/3.76          | ~ (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)
% 20.94/3.76          | ~ (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)
% 20.94/3.76          | ~ (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)
% 20.94/3.76          | ~ (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)
% 20.94/3.76          | ~ (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)
% 20.94/3.76          | ~ (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 20.94/3.76               X7)
% 20.94/3.76          | ~ (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 20.94/3.76               X6 @ X7 @ X8)
% 20.94/3.76          | ~ (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 20.94/3.76               X6 @ X7 @ X8 @ X9)
% 20.94/3.76          | ~ (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 20.94/3.76               X5 @ X6 @ X7 @ X8 @ X9 @ X10)
% 20.94/3.76          | ~ (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 20.94/3.76               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11)
% 20.94/3.76          | ~ (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 20.94/3.76               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)
% 20.94/3.76          | ~ (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 20.94/3.76               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)
% 20.94/3.76          | ~ (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 20.94/3.76               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)
% 20.94/3.76          | ~ (ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 20.94/3.76               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 20.94/3.76               X14 @ X15)
% 20.94/3.76          | ~ (ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 20.94/3.76               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 20.94/3.76               X14 @ X15 @ X16)
% 20.94/3.76          | ~ (ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 20.94/3.76               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 20.94/3.76               X14 @ X15 @ X16 @ X17)
% 20.94/3.76          | ~ (ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 20.94/3.76               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 20.94/3.76               X14 @ X15 @ X16 @ X17 @ X18)
% 20.94/3.76          | ~ (ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 20.94/3.76               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 20.94/3.76               X14 @ X15 @ X16 @ X17 @ X18 @ X19)
% 20.94/3.76          | ~ (ssNder1_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 20.94/3.76               X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 20.94/3.76               X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20)
% 20.94/3.76          | ~ (ssPv12_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 20.94/3.76               X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 20.94/3.76               X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21))),
% 20.94/3.76      inference('cnf', [status(esa)], [zf_stmt_48])).
% 20.94/3.76  thf(zip_derived_cl1007, plain, ( (ssNder1_0)),
% 20.94/3.76      inference('cnf', [status(esa)], [zf_stmt_1])).
% 20.94/3.76  thf(zip_derived_cl1013, plain, (![X0 : $i]:  (ssNder1_1r1 @ X0)),
% 20.94/3.76      inference('demod', [status(thm)],
% 20.94/3.76                [zip_derived_cl1006, zip_derived_cl1007])).
% 20.94/3.76  thf(zip_derived_cl1014, plain,
% 20.94/3.76      (![X0 : $i, X1 : $i]:  (ssNder1_2r1r1 @ X0 @ X1)),
% 20.94/3.76      inference('demod', [status(thm)],
% 20.94/3.76                [zip_derived_cl1005, zip_derived_cl1007, zip_derived_cl1013])).
% 20.94/3.76  thf(zip_derived_cl1021, plain,
% 20.94/3.76      (![X0 : $i, X1 : $i, X2 : $i]:  (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)),
% 20.94/3.76      inference('demod', [status(thm)],
% 20.94/3.76                [zip_derived_cl994, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.76                 zip_derived_cl1014])).
% 20.94/3.76  thf(zip_derived_cl1046, plain,
% 20.94/3.76      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 20.94/3.76          (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)),
% 20.94/3.76      inference('demod', [status(thm)],
% 20.94/3.76                [zip_derived_cl984, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.76                 zip_derived_cl1014, zip_derived_cl1021])).
% 20.94/3.76  thf(zip_derived_cl1070, plain,
% 20.94/3.76      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 20.94/3.76          (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)),
% 20.94/3.76      inference('demod', [status(thm)],
% 20.94/3.76                [zip_derived_cl966, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.76                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046])).
% 20.94/3.76  thf(zip_derived_cl1101, plain,
% 20.94/3.76      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 20.94/3.76          (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)),
% 20.94/3.76      inference('demod', [status(thm)],
% 20.94/3.76                [zip_derived_cl948, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.76                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.76                 zip_derived_cl1070])).
% 20.94/3.76  thf(zip_derived_cl1131, plain,
% 20.94/3.76      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i]:
% 20.94/3.76          (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)),
% 20.94/3.76      inference('demod', [status(thm)],
% 20.94/3.76                [zip_derived_cl928, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.76                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.76                 zip_derived_cl1070, zip_derived_cl1101])).
% 20.94/3.76  thf(zip_derived_cl1179, plain,
% 20.94/3.76      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, X7 : $i]:
% 20.94/3.76          (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7)),
% 20.94/3.76      inference('demod', [status(thm)],
% 20.94/3.76                [zip_derived_cl901, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.76                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.76                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131])).
% 20.94/3.76  thf(zip_derived_cl1223, plain,
% 20.94/3.76      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.76         X7 : $i, X8 : $i]:
% 20.94/3.76          (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 20.94/3.76           X7 @ X8)),
% 20.94/3.76      inference('demod', [status(thm)],
% 20.94/3.76                [zip_derived_cl879, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.76                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.76                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.76                 zip_derived_cl1179])).
% 20.94/3.76  thf(zip_derived_cl1271, plain,
% 20.94/3.76      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.76         X7 : $i, X8 : $i, X9 : $i]:
% 20.94/3.76          (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 20.94/3.76           X7 @ X8 @ X9)),
% 20.94/3.76      inference('demod', [status(thm)],
% 20.94/3.76                [zip_derived_cl854, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.76                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.76                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.76                 zip_derived_cl1179, zip_derived_cl1223])).
% 20.94/3.76  thf(zip_derived_cl1324, plain,
% 20.94/3.76      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.76         X7 : $i, X8 : $i, X9 : $i, X10 : $i]:
% 20.94/3.76          (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 20.94/3.76           X6 @ X7 @ X8 @ X9 @ X10)),
% 20.94/3.76      inference('demod', [status(thm)],
% 20.94/3.76                [zip_derived_cl826, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.76                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.76                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.76                 zip_derived_cl1179, zip_derived_cl1223, zip_derived_cl1271])).
% 20.94/3.76  thf(zip_derived_cl1370, plain,
% 20.94/3.76      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.76         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i]:
% 20.94/3.76          (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 20.94/3.76           X6 @ X7 @ X8 @ X9 @ X10 @ X11)),
% 20.94/3.76      inference('demod', [status(thm)],
% 20.94/3.76                [zip_derived_cl800, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.76                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.76                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.76                 zip_derived_cl1179, zip_derived_cl1223, zip_derived_cl1271, 
% 20.94/3.76                 zip_derived_cl1324])).
% 20.94/3.76  thf(zip_derived_cl1424, plain,
% 20.94/3.76      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.76         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i]:
% 20.94/3.76          (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 20.94/3.76           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)),
% 20.94/3.76      inference('demod', [status(thm)],
% 20.94/3.76                [zip_derived_cl769, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.76                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.76                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.76                 zip_derived_cl1179, zip_derived_cl1223, zip_derived_cl1271, 
% 20.94/3.76                 zip_derived_cl1324, zip_derived_cl1370])).
% 20.94/3.76  thf(zip_derived_cl1485, plain,
% 20.94/3.76      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.76         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i]:
% 20.94/3.76          (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 20.94/3.76           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)),
% 20.94/3.76      inference('demod', [status(thm)],
% 20.94/3.76                [zip_derived_cl737, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.76                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.76                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.76                 zip_derived_cl1179, zip_derived_cl1223, zip_derived_cl1271, 
% 20.94/3.76                 zip_derived_cl1324, zip_derived_cl1370, zip_derived_cl1424])).
% 20.94/3.76  thf(zip_derived_cl1547, plain,
% 20.94/3.76      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.76         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 20.94/3.76         X14 : $i]:
% 20.94/3.76          (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 20.94/3.76           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)),
% 20.94/3.76      inference('demod', [status(thm)],
% 20.94/3.76                [zip_derived_cl702, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.76                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.76                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.76                 zip_derived_cl1179, zip_derived_cl1223, zip_derived_cl1271, 
% 20.94/3.76                 zip_derived_cl1324, zip_derived_cl1370, zip_derived_cl1424, 
% 20.94/3.76                 zip_derived_cl1485])).
% 20.94/3.76  thf(zip_derived_cl1615, plain,
% 20.94/3.76      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.76         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 20.94/3.76         X14 : $i, X15 : $i]:
% 20.94/3.76          (ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 20.94/3.76           X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15)),
% 20.94/3.76      inference('demod', [status(thm)],
% 20.94/3.76                [zip_derived_cl662, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.76                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.76                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.76                 zip_derived_cl1179, zip_derived_cl1223, zip_derived_cl1271, 
% 20.94/3.76                 zip_derived_cl1324, zip_derived_cl1370, zip_derived_cl1424, 
% 20.94/3.76                 zip_derived_cl1485, zip_derived_cl1547])).
% 20.94/3.76  thf(zip_derived_cl1701, plain,
% 20.94/3.76      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.76         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 20.94/3.76         X14 : $i, X15 : $i, X16 : $i]:
% 20.94/3.76          (ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 20.94/3.76           X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ 
% 20.94/3.76           X16)),
% 20.94/3.76      inference('demod', [status(thm)],
% 20.94/3.76                [zip_derived_cl622, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.76                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.76                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.76                 zip_derived_cl1179, zip_derived_cl1223, zip_derived_cl1271, 
% 20.94/3.76                 zip_derived_cl1324, zip_derived_cl1370, zip_derived_cl1424, 
% 20.94/3.76                 zip_derived_cl1485, zip_derived_cl1547, zip_derived_cl1615])).
% 20.94/3.76  thf(zip_derived_cl1791, plain,
% 20.94/3.76      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.76         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 20.94/3.76         X14 : $i, X15 : $i, X16 : $i, X17 : $i]:
% 20.94/3.76          (ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 20.94/3.76           X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 20.94/3.76           X15 @ X16 @ X17)),
% 20.94/3.76      inference('demod', [status(thm)],
% 20.94/3.76                [zip_derived_cl583, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.76                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.76                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.76                 zip_derived_cl1179, zip_derived_cl1223, zip_derived_cl1271, 
% 20.94/3.76                 zip_derived_cl1324, zip_derived_cl1370, zip_derived_cl1424, 
% 20.94/3.76                 zip_derived_cl1485, zip_derived_cl1547, zip_derived_cl1615, 
% 20.94/3.76                 zip_derived_cl1701])).
% 20.94/3.76  thf(zip_derived_cl1876, plain,
% 20.94/3.76      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.76         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 20.94/3.76         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i]:
% 20.94/3.76          (ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 20.94/3.76           X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 20.94/3.76           X15 @ X16 @ X17 @ X18)),
% 20.94/3.76      inference('demod', [status(thm)],
% 20.94/3.76                [zip_derived_cl538, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.76                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.76                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.76                 zip_derived_cl1179, zip_derived_cl1223, zip_derived_cl1271, 
% 20.94/3.76                 zip_derived_cl1324, zip_derived_cl1370, zip_derived_cl1424, 
% 20.94/3.76                 zip_derived_cl1485, zip_derived_cl1547, zip_derived_cl1615, 
% 20.94/3.76                 zip_derived_cl1701, zip_derived_cl1791])).
% 20.94/3.76  thf(zip_derived_cl1958, plain,
% 20.94/3.76      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.76         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 20.94/3.76         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i]:
% 20.94/3.76          (ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 20.94/3.76           X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 20.94/3.76           X15 @ X16 @ X17 @ X18 @ X19)),
% 20.94/3.76      inference('demod', [status(thm)],
% 20.94/3.76                [zip_derived_cl494, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.76                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.76                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.76                 zip_derived_cl1179, zip_derived_cl1223, zip_derived_cl1271, 
% 20.94/3.76                 zip_derived_cl1324, zip_derived_cl1370, zip_derived_cl1424, 
% 20.94/3.76                 zip_derived_cl1485, zip_derived_cl1547, zip_derived_cl1615, 
% 20.94/3.76                 zip_derived_cl1701, zip_derived_cl1791, zip_derived_cl1876])).
% 20.94/3.76  thf(zip_derived_cl2077, plain,
% 20.94/3.76      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.76         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 20.94/3.76         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i]:
% 20.94/3.76          (ssNder1_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 20.94/3.76           X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 20.94/3.76           X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20)),
% 20.94/3.76      inference('demod', [status(thm)],
% 20.94/3.76                [zip_derived_cl445, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.76                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.76                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.76                 zip_derived_cl1179, zip_derived_cl1223, zip_derived_cl1271, 
% 20.94/3.76                 zip_derived_cl1324, zip_derived_cl1370, zip_derived_cl1424, 
% 20.94/3.76                 zip_derived_cl1485, zip_derived_cl1547, zip_derived_cl1615, 
% 20.94/3.76                 zip_derived_cl1701, zip_derived_cl1791, zip_derived_cl1876, 
% 20.94/3.76                 zip_derived_cl1958])).
% 20.94/3.76  thf(zip_derived_cl2213, plain,
% 20.94/3.76      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.76         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 20.94/3.76         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i, 
% 20.94/3.76         X21 : $i]:
% 20.94/3.76         ( (ssPv12_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 20.94/3.76            X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ 
% 20.94/3.76            X16)
% 20.94/3.76          | ~ (ssPv12_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 20.94/3.76               X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 20.94/3.76               X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21))),
% 20.94/3.76      inference('demod', [status(thm)],
% 20.94/3.76                [zip_derived_cl357, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.76                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.76                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.76                 zip_derived_cl1179, zip_derived_cl1223, zip_derived_cl1271, 
% 20.94/3.76                 zip_derived_cl1324, zip_derived_cl1370, zip_derived_cl1424, 
% 20.94/3.76                 zip_derived_cl1485, zip_derived_cl1547, zip_derived_cl1615, 
% 20.94/3.76                 zip_derived_cl1701, zip_derived_cl1791, zip_derived_cl1876, 
% 20.94/3.76                 zip_derived_cl1958, zip_derived_cl2077])).
% 20.94/3.76  thf(zip_derived_cl2259, plain,
% 20.94/3.76      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.76         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 20.94/3.76         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i, 
% 20.94/3.76         X21 : $i]:
% 20.94/3.76         ( (ssPv10_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X21 @ X20 @ 
% 20.94/3.76            X19 @ X18 @ X17 @ X16 @ X15 @ X14 @ X13 @ X12 @ X11 @ X10 @ X9 @ 
% 20.94/3.76            X8 @ X7 @ X6 @ X5 @ X4 @ X3)
% 20.94/3.76          |  (ssPv23_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X21 @ 
% 20.94/3.76              X20 @ X19 @ X18 @ X17 @ X16 @ X15 @ X14 @ X13 @ X12 @ X11 @ 
% 20.94/3.76              X10 @ X9 @ X8 @ X7 @ X6 @ X5 @ X4 @ X3 @ X2 @ X1 @ X0)
% 20.94/3.76          |  (ssPv7_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X21 @ 
% 20.94/3.76              X20 @ X19 @ X18 @ X17 @ X16 @ X15 @ X14 @ X13 @ X12 @ X11 @ 
% 20.94/3.76              X10 @ X9 @ X8 @ X7 @ X6 @ X5 @ X4 @ X3 @ X2 @ X1 @ X0)
% 20.94/3.76          |  (ssPv12_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X21 @ X20 @ X19 @ 
% 20.94/3.76              X18 @ X17 @ X16 @ X15 @ X14 @ X13 @ X12 @ X11 @ X10 @ X9 @ X8 @ 
% 20.94/3.76              X7 @ X6 @ X5))),
% 20.94/3.76      inference('sup-', [status(thm)], [zip_derived_cl2258, zip_derived_cl2213])).
% 20.94/3.76  thf(clause624, conjecture,
% 20.94/3.76    (~( ( ssPv23_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) | 
% 20.94/3.76        ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 20.94/3.76        ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 20.94/3.76        ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 20.94/3.76        ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 20.94/3.76        ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 20.94/3.76        ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 20.94/3.76        ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 20.94/3.76        ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 20.94/3.76        ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 20.94/3.76        ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.76             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 20.94/3.76        ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.76             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 20.94/3.76        ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.76             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 20.94/3.76        ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.76             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 20.94/3.76        ( ~( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.76             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) | 
% 20.94/3.76        ( ~( ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.76             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) ) | 
% 20.94/3.76        ( ~( ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.76             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 20.94/3.76             X9 @ X10 ) ) | 
% 20.94/3.76        ( ~( ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.76             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 20.94/3.76             X9 @ X10 @ X11 ) ) | 
% 20.94/3.76        ( ~( ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.76             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 20.94/3.76             X9 @ X10 @ X11 @ X12 ) ) | 
% 20.94/3.76        ( ~( ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.76             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 20.94/3.76             X9 @ X10 @ X11 @ X12 @ X13 ) ) | 
% 20.94/3.76        ( ~( ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.76             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 20.94/3.76             X9 @ X10 @ X11 @ X12 @ X13 @ X14 ) ) | 
% 20.94/3.76        ( ~( ssNder1_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.76             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 20.94/3.76             X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 ) ) | 
% 20.94/3.76        ( ~( ssPv23_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.76             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 20.94/3.76             X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 ) ) ))).
% 20.94/3.76  thf(zf_stmt_49, negated_conjecture,
% 20.94/3.76    (( ssPv23_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) | ( ~( ssNder1_0 ) ) | 
% 20.94/3.76     ( ~( ssNder1_1r1 @ U ) ) | ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 20.94/3.76     ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 20.94/3.76     ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 20.94/3.76     ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 20.94/3.76     ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 20.94/3.76     ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 20.94/3.76     ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 20.94/3.76     ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 20.94/3.76     ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.76          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 20.94/3.76     ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.76          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 20.94/3.76     ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.76          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 20.94/3.76     ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.76          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 20.94/3.76     ( ~( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.76          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) | 
% 20.94/3.76     ( ~( ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.76          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) ) | 
% 20.94/3.76     ( ~( ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.76          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 20.94/3.76          X10 ) ) | 
% 20.94/3.76     ( ~( ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.76          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 20.94/3.76          X10 @ X11 ) ) | 
% 20.94/3.76     ( ~( ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.76          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 20.94/3.76          X10 @ X11 @ X12 ) ) | 
% 20.94/3.76     ( ~( ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.76          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 20.94/3.76          X10 @ X11 @ X12 @ X13 ) ) | 
% 20.94/3.76     ( ~( ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.76          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 20.94/3.76          X10 @ X11 @ X12 @ X13 @ X14 ) ) | 
% 20.94/3.76     ( ~( ssNder1_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.76          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 20.94/3.76          X10 @ X11 @ X12 @ X13 @ X14 @ X15 ) ) | 
% 20.94/3.76     ( ~( ssPv23_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.76          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 20.94/3.76          X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 ) )),
% 20.94/3.76    inference('cnf.neg', [status(esa)], [clause624])).
% 20.94/3.76  thf(zip_derived_cl384, plain,
% 20.94/3.76      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.76         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 20.94/3.76         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i, 
% 20.94/3.76         X21 : $i]:
% 20.94/3.76         ( (ssPv23_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)
% 20.94/3.76          | ~ (ssNder1_0)
% 20.94/3.76          | ~ (ssNder1_1r1 @ X0)
% 20.94/3.76          | ~ (ssNder1_2r1r1 @ X0 @ X1)
% 20.94/3.76          | ~ (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)
% 20.94/3.76          | ~ (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)
% 20.94/3.76          | ~ (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)
% 20.94/3.76          | ~ (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)
% 20.94/3.76          | ~ (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)
% 20.94/3.76          | ~ (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 20.94/3.76               X7)
% 20.94/3.76          | ~ (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 20.94/3.76               X6 @ X7 @ X8)
% 20.94/3.76          | ~ (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 20.94/3.76               X6 @ X7 @ X8 @ X9)
% 20.94/3.76          | ~ (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 20.94/3.76               X5 @ X6 @ X7 @ X8 @ X9 @ X10)
% 20.94/3.76          | ~ (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 20.94/3.76               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11)
% 20.94/3.76          | ~ (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 20.94/3.76               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)
% 20.94/3.76          | ~ (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 20.94/3.76               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)
% 20.94/3.76          | ~ (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 20.94/3.76               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)
% 20.94/3.76          | ~ (ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 20.94/3.76               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 20.94/3.76               X14 @ X15)
% 20.94/3.76          | ~ (ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 20.94/3.76               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 20.94/3.76               X14 @ X15 @ X16)
% 20.94/3.76          | ~ (ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 20.94/3.76               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 20.94/3.76               X14 @ X15 @ X16 @ X17)
% 20.94/3.76          | ~ (ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 20.94/3.76               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 20.94/3.76               X14 @ X15 @ X16 @ X17 @ X18)
% 20.94/3.76          | ~ (ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 20.94/3.76               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 20.94/3.76               X14 @ X15 @ X16 @ X17 @ X18 @ X19)
% 20.94/3.76          | ~ (ssNder1_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 20.94/3.76               X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 20.94/3.76               X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20)
% 20.94/3.76          | ~ (ssPv23_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 20.94/3.76               X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 20.94/3.76               X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21))),
% 20.94/3.76      inference('cnf', [status(esa)], [zf_stmt_49])).
% 20.94/3.76  thf(zip_derived_cl1007, plain, ( (ssNder1_0)),
% 20.94/3.76      inference('cnf', [status(esa)], [zf_stmt_1])).
% 20.94/3.76  thf(zip_derived_cl1013, plain, (![X0 : $i]:  (ssNder1_1r1 @ X0)),
% 20.94/3.76      inference('demod', [status(thm)],
% 20.94/3.76                [zip_derived_cl1006, zip_derived_cl1007])).
% 20.94/3.76  thf(zip_derived_cl1014, plain,
% 20.94/3.76      (![X0 : $i, X1 : $i]:  (ssNder1_2r1r1 @ X0 @ X1)),
% 20.94/3.76      inference('demod', [status(thm)],
% 20.94/3.76                [zip_derived_cl1005, zip_derived_cl1007, zip_derived_cl1013])).
% 20.94/3.76  thf(zip_derived_cl1021, plain,
% 20.94/3.76      (![X0 : $i, X1 : $i, X2 : $i]:  (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)),
% 20.94/3.76      inference('demod', [status(thm)],
% 20.94/3.76                [zip_derived_cl994, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.76                 zip_derived_cl1014])).
% 20.94/3.76  thf(zip_derived_cl1046, plain,
% 20.94/3.76      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 20.94/3.76          (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)),
% 20.94/3.76      inference('demod', [status(thm)],
% 20.94/3.76                [zip_derived_cl984, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.76                 zip_derived_cl1014, zip_derived_cl1021])).
% 20.94/3.76  thf(zip_derived_cl1070, plain,
% 20.94/3.76      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 20.94/3.76          (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)),
% 20.94/3.76      inference('demod', [status(thm)],
% 20.94/3.76                [zip_derived_cl966, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.76                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046])).
% 20.94/3.76  thf(zip_derived_cl1101, plain,
% 20.94/3.76      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 20.94/3.76          (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)),
% 20.94/3.76      inference('demod', [status(thm)],
% 20.94/3.76                [zip_derived_cl948, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.76                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.76                 zip_derived_cl1070])).
% 20.94/3.76  thf(zip_derived_cl1131, plain,
% 20.94/3.76      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i]:
% 20.94/3.76          (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)),
% 20.94/3.76      inference('demod', [status(thm)],
% 20.94/3.76                [zip_derived_cl928, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.76                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.76                 zip_derived_cl1070, zip_derived_cl1101])).
% 20.94/3.76  thf(zip_derived_cl1179, plain,
% 20.94/3.76      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, X7 : $i]:
% 20.94/3.76          (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7)),
% 20.94/3.76      inference('demod', [status(thm)],
% 20.94/3.76                [zip_derived_cl901, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.76                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.76                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131])).
% 20.94/3.76  thf(zip_derived_cl1223, plain,
% 20.94/3.76      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.76         X7 : $i, X8 : $i]:
% 20.94/3.76          (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 20.94/3.76           X7 @ X8)),
% 20.94/3.76      inference('demod', [status(thm)],
% 20.94/3.76                [zip_derived_cl879, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.76                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.76                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.76                 zip_derived_cl1179])).
% 20.94/3.76  thf(zip_derived_cl1271, plain,
% 20.94/3.76      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.76         X7 : $i, X8 : $i, X9 : $i]:
% 20.94/3.76          (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 20.94/3.76           X7 @ X8 @ X9)),
% 20.94/3.76      inference('demod', [status(thm)],
% 20.94/3.76                [zip_derived_cl854, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.76                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.76                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.76                 zip_derived_cl1179, zip_derived_cl1223])).
% 20.94/3.76  thf(zip_derived_cl1324, plain,
% 20.94/3.76      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.76         X7 : $i, X8 : $i, X9 : $i, X10 : $i]:
% 20.94/3.76          (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 20.94/3.76           X6 @ X7 @ X8 @ X9 @ X10)),
% 20.94/3.76      inference('demod', [status(thm)],
% 20.94/3.76                [zip_derived_cl826, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.76                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.76                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.76                 zip_derived_cl1179, zip_derived_cl1223, zip_derived_cl1271])).
% 20.94/3.76  thf(zip_derived_cl1370, plain,
% 20.94/3.76      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.76         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i]:
% 20.94/3.76          (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 20.94/3.76           X6 @ X7 @ X8 @ X9 @ X10 @ X11)),
% 20.94/3.76      inference('demod', [status(thm)],
% 20.94/3.76                [zip_derived_cl800, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.76                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.76                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.76                 zip_derived_cl1179, zip_derived_cl1223, zip_derived_cl1271, 
% 20.94/3.76                 zip_derived_cl1324])).
% 20.94/3.76  thf(zip_derived_cl1424, plain,
% 20.94/3.76      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.76         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i]:
% 20.94/3.76          (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 20.94/3.76           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)),
% 20.94/3.76      inference('demod', [status(thm)],
% 20.94/3.76                [zip_derived_cl769, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.76                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.76                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.76                 zip_derived_cl1179, zip_derived_cl1223, zip_derived_cl1271, 
% 20.94/3.76                 zip_derived_cl1324, zip_derived_cl1370])).
% 20.94/3.76  thf(zip_derived_cl1485, plain,
% 20.94/3.76      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.76         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i]:
% 20.94/3.76          (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 20.94/3.76           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)),
% 20.94/3.76      inference('demod', [status(thm)],
% 20.94/3.76                [zip_derived_cl737, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.76                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.76                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.76                 zip_derived_cl1179, zip_derived_cl1223, zip_derived_cl1271, 
% 20.94/3.76                 zip_derived_cl1324, zip_derived_cl1370, zip_derived_cl1424])).
% 20.94/3.76  thf(zip_derived_cl1547, plain,
% 20.94/3.76      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.76         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 20.94/3.76         X14 : $i]:
% 20.94/3.76          (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 20.94/3.76           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)),
% 20.94/3.76      inference('demod', [status(thm)],
% 20.94/3.76                [zip_derived_cl702, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.76                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.76                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.76                 zip_derived_cl1179, zip_derived_cl1223, zip_derived_cl1271, 
% 20.94/3.76                 zip_derived_cl1324, zip_derived_cl1370, zip_derived_cl1424, 
% 20.94/3.76                 zip_derived_cl1485])).
% 20.94/3.76  thf(zip_derived_cl1615, plain,
% 20.94/3.76      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.76         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 20.94/3.76         X14 : $i, X15 : $i]:
% 20.94/3.76          (ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 20.94/3.76           X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15)),
% 20.94/3.76      inference('demod', [status(thm)],
% 20.94/3.76                [zip_derived_cl662, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.76                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.76                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.76                 zip_derived_cl1179, zip_derived_cl1223, zip_derived_cl1271, 
% 20.94/3.76                 zip_derived_cl1324, zip_derived_cl1370, zip_derived_cl1424, 
% 20.94/3.76                 zip_derived_cl1485, zip_derived_cl1547])).
% 20.94/3.76  thf(zip_derived_cl1701, plain,
% 20.94/3.76      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.76         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 20.94/3.76         X14 : $i, X15 : $i, X16 : $i]:
% 20.94/3.76          (ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 20.94/3.76           X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ 
% 20.94/3.76           X16)),
% 20.94/3.76      inference('demod', [status(thm)],
% 20.94/3.76                [zip_derived_cl622, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.76                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.76                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.76                 zip_derived_cl1179, zip_derived_cl1223, zip_derived_cl1271, 
% 20.94/3.76                 zip_derived_cl1324, zip_derived_cl1370, zip_derived_cl1424, 
% 20.94/3.76                 zip_derived_cl1485, zip_derived_cl1547, zip_derived_cl1615])).
% 20.94/3.76  thf(zip_derived_cl1791, plain,
% 20.94/3.76      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.76         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 20.94/3.76         X14 : $i, X15 : $i, X16 : $i, X17 : $i]:
% 20.94/3.76          (ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 20.94/3.76           X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 20.94/3.76           X15 @ X16 @ X17)),
% 20.94/3.76      inference('demod', [status(thm)],
% 20.94/3.76                [zip_derived_cl583, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.76                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.76                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.76                 zip_derived_cl1179, zip_derived_cl1223, zip_derived_cl1271, 
% 20.94/3.76                 zip_derived_cl1324, zip_derived_cl1370, zip_derived_cl1424, 
% 20.94/3.76                 zip_derived_cl1485, zip_derived_cl1547, zip_derived_cl1615, 
% 20.94/3.76                 zip_derived_cl1701])).
% 20.94/3.76  thf(zip_derived_cl1876, plain,
% 20.94/3.76      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.76         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 20.94/3.76         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i]:
% 20.94/3.76          (ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 20.94/3.76           X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 20.94/3.76           X15 @ X16 @ X17 @ X18)),
% 20.94/3.76      inference('demod', [status(thm)],
% 20.94/3.76                [zip_derived_cl538, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.76                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.76                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.76                 zip_derived_cl1179, zip_derived_cl1223, zip_derived_cl1271, 
% 20.94/3.76                 zip_derived_cl1324, zip_derived_cl1370, zip_derived_cl1424, 
% 20.94/3.76                 zip_derived_cl1485, zip_derived_cl1547, zip_derived_cl1615, 
% 20.94/3.76                 zip_derived_cl1701, zip_derived_cl1791])).
% 20.94/3.76  thf(zip_derived_cl1958, plain,
% 20.94/3.76      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.77         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 20.94/3.77         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i]:
% 20.94/3.77          (ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 20.94/3.77           X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 20.94/3.77           X15 @ X16 @ X17 @ X18 @ X19)),
% 20.94/3.77      inference('demod', [status(thm)],
% 20.94/3.77                [zip_derived_cl494, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.77                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.77                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.77                 zip_derived_cl1179, zip_derived_cl1223, zip_derived_cl1271, 
% 20.94/3.77                 zip_derived_cl1324, zip_derived_cl1370, zip_derived_cl1424, 
% 20.94/3.77                 zip_derived_cl1485, zip_derived_cl1547, zip_derived_cl1615, 
% 20.94/3.77                 zip_derived_cl1701, zip_derived_cl1791, zip_derived_cl1876])).
% 20.94/3.77  thf(zip_derived_cl2077, plain,
% 20.94/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.77         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 20.94/3.77         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i]:
% 20.94/3.77          (ssNder1_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 20.94/3.77           X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 20.94/3.77           X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20)),
% 20.94/3.77      inference('demod', [status(thm)],
% 20.94/3.77                [zip_derived_cl445, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.77                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.77                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.77                 zip_derived_cl1179, zip_derived_cl1223, zip_derived_cl1271, 
% 20.94/3.77                 zip_derived_cl1324, zip_derived_cl1370, zip_derived_cl1424, 
% 20.94/3.77                 zip_derived_cl1485, zip_derived_cl1547, zip_derived_cl1615, 
% 20.94/3.77                 zip_derived_cl1701, zip_derived_cl1791, zip_derived_cl1876, 
% 20.94/3.77                 zip_derived_cl1958])).
% 20.94/3.77  thf(zip_derived_cl2152, plain,
% 20.94/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.77         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 20.94/3.77         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i, 
% 20.94/3.77         X21 : $i]:
% 20.94/3.77         ( (ssPv23_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)
% 20.94/3.77          | ~ (ssPv23_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 20.94/3.77               X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 20.94/3.77               X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21))),
% 20.94/3.77      inference('demod', [status(thm)],
% 20.94/3.77                [zip_derived_cl384, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.77                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.77                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.77                 zip_derived_cl1179, zip_derived_cl1223, zip_derived_cl1271, 
% 20.94/3.77                 zip_derived_cl1324, zip_derived_cl1370, zip_derived_cl1424, 
% 20.94/3.77                 zip_derived_cl1485, zip_derived_cl1547, zip_derived_cl1615, 
% 20.94/3.77                 zip_derived_cl1701, zip_derived_cl1791, zip_derived_cl1876, 
% 20.94/3.77                 zip_derived_cl1958, zip_derived_cl2077])).
% 20.94/3.77  thf(zip_derived_cl2262, plain,
% 20.94/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.77         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 20.94/3.77         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i, 
% 20.94/3.77         X21 : $i]:
% 20.94/3.77         ( (ssPv12_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X21 @ X20 @ X19 @ 
% 20.94/3.77            X18 @ X17 @ X16 @ X15 @ X14 @ X13 @ X12 @ X11 @ X10 @ X9 @ X8 @ 
% 20.94/3.77            X7 @ X6 @ X5)
% 20.94/3.77          |  (ssPv7_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X21 @ 
% 20.94/3.77              X20 @ X19 @ X18 @ X17 @ X16 @ X15 @ X14 @ X13 @ X12 @ X11 @ 
% 20.94/3.77              X10 @ X9 @ X8 @ X7 @ X6 @ X5 @ X4 @ X3 @ X2 @ X1 @ X0)
% 20.94/3.77          |  (ssPv10_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X21 @ X20 @ 
% 20.94/3.77              X19 @ X18 @ X17 @ X16 @ X15 @ X14 @ X13 @ X12 @ X11 @ X10 @ X9 @ 
% 20.94/3.77              X8 @ X7 @ X6 @ X5 @ X4 @ X3)
% 20.94/3.77          |  (ssPv23_6r1r1r1r1r1r1 @ X21 @ X20 @ X19 @ X18 @ X17 @ X16))),
% 20.94/3.77      inference('sup-', [status(thm)], [zip_derived_cl2259, zip_derived_cl2152])).
% 20.94/3.77  thf(clause565, conjecture,
% 20.94/3.77    (~( ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 20.94/3.77        ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 20.94/3.77        ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 20.94/3.77        ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 20.94/3.77        ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 20.94/3.77        ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 20.94/3.77        ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 20.94/3.77        ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 20.94/3.77        ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 20.94/3.77        ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.77             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 20.94/3.77        ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.77             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 20.94/3.77        ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.77             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 20.94/3.77        ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.77             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 20.94/3.77        ( ~( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.77             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) | 
% 20.94/3.77        ( ~( ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.77             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) ) | 
% 20.94/3.77        ( ~( ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.77             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 20.94/3.77             X9 @ X10 ) ) | 
% 20.94/3.77        ( ~( ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.77             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 20.94/3.77             X9 @ X10 @ X11 ) ) | 
% 20.94/3.77        ( ~( ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.77             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 20.94/3.77             X9 @ X10 @ X11 @ X12 ) ) | 
% 20.94/3.77        ( ~( ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.77             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 20.94/3.77             X9 @ X10 @ X11 @ X12 @ X13 ) ) | 
% 20.94/3.77        ( ~( ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.77             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 20.94/3.77             X9 @ X10 @ X11 @ X12 @ X13 @ X14 ) ) | 
% 20.94/3.77        ( ~( ssPv7_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.77             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 20.94/3.77             X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ skc29 ) ) ))).
% 20.94/3.77  thf(zf_stmt_50, negated_conjecture,
% 20.94/3.77    (( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 20.94/3.77     ( ~( ssNder1_2r1r1 @ U @ V ) ) | ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 20.94/3.77     ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 20.94/3.77     ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 20.94/3.77     ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 20.94/3.77     ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 20.94/3.77     ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 20.94/3.77     ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 20.94/3.77     ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.77          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 20.94/3.77     ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.77          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 20.94/3.77     ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.77          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 20.94/3.77     ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.77          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 20.94/3.77     ( ~( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.77          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) | 
% 20.94/3.77     ( ~( ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.77          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) ) | 
% 20.94/3.77     ( ~( ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.77          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 20.94/3.77          X10 ) ) | 
% 20.94/3.77     ( ~( ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.77          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 20.94/3.77          X10 @ X11 ) ) | 
% 20.94/3.77     ( ~( ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.77          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 20.94/3.77          X10 @ X11 @ X12 ) ) | 
% 20.94/3.77     ( ~( ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.77          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 20.94/3.77          X10 @ X11 @ X12 @ X13 ) ) | 
% 20.94/3.77     ( ~( ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.77          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 20.94/3.77          X10 @ X11 @ X12 @ X13 @ X14 ) ) | 
% 20.94/3.77     ( ~( ssPv7_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.77          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 20.94/3.77          X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ skc29 ) )),
% 20.94/3.77    inference('cnf.neg', [status(esa)], [clause565])).
% 20.94/3.77  thf(zip_derived_cl443, plain,
% 20.94/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.77         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 20.94/3.77         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i]:
% 20.94/3.77         (~ (ssNder1_0)
% 20.94/3.77          | ~ (ssNder1_1r1 @ X0)
% 20.94/3.77          | ~ (ssNder1_2r1r1 @ X0 @ X1)
% 20.94/3.77          | ~ (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)
% 20.94/3.77          | ~ (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)
% 20.94/3.77          | ~ (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)
% 20.94/3.77          | ~ (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)
% 20.94/3.77          | ~ (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)
% 20.94/3.77          | ~ (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 20.94/3.77               X7)
% 20.94/3.77          | ~ (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 20.94/3.77               X6 @ X7 @ X8)
% 20.94/3.77          | ~ (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 20.94/3.77               X6 @ X7 @ X8 @ X9)
% 20.94/3.77          | ~ (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 20.94/3.77               X5 @ X6 @ X7 @ X8 @ X9 @ X10)
% 20.94/3.77          | ~ (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 20.94/3.77               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11)
% 20.94/3.77          | ~ (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 20.94/3.77               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)
% 20.94/3.77          | ~ (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 20.94/3.77               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)
% 20.94/3.77          | ~ (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 20.94/3.77               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)
% 20.94/3.77          | ~ (ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 20.94/3.77               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 20.94/3.77               X14 @ X15)
% 20.94/3.77          | ~ (ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 20.94/3.77               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 20.94/3.77               X14 @ X15 @ X16)
% 20.94/3.77          | ~ (ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 20.94/3.77               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 20.94/3.77               X14 @ X15 @ X16 @ X17)
% 20.94/3.77          | ~ (ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 20.94/3.77               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 20.94/3.77               X14 @ X15 @ X16 @ X17 @ X18)
% 20.94/3.77          | ~ (ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 20.94/3.77               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 20.94/3.77               X14 @ X15 @ X16 @ X17 @ X18 @ X19)
% 20.94/3.77          | ~ (ssPv7_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 20.94/3.77               X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 20.94/3.77               X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ skc29))),
% 20.94/3.77      inference('cnf', [status(esa)], [zf_stmt_50])).
% 20.94/3.77  thf(zip_derived_cl1007, plain, ( (ssNder1_0)),
% 20.94/3.77      inference('cnf', [status(esa)], [zf_stmt_1])).
% 20.94/3.77  thf(zip_derived_cl1013, plain, (![X0 : $i]:  (ssNder1_1r1 @ X0)),
% 20.94/3.77      inference('demod', [status(thm)],
% 20.94/3.77                [zip_derived_cl1006, zip_derived_cl1007])).
% 20.94/3.77  thf(zip_derived_cl1014, plain,
% 20.94/3.77      (![X0 : $i, X1 : $i]:  (ssNder1_2r1r1 @ X0 @ X1)),
% 20.94/3.77      inference('demod', [status(thm)],
% 20.94/3.77                [zip_derived_cl1005, zip_derived_cl1007, zip_derived_cl1013])).
% 20.94/3.77  thf(zip_derived_cl1021, plain,
% 20.94/3.77      (![X0 : $i, X1 : $i, X2 : $i]:  (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)),
% 20.94/3.77      inference('demod', [status(thm)],
% 20.94/3.77                [zip_derived_cl994, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.77                 zip_derived_cl1014])).
% 20.94/3.77  thf(zip_derived_cl1046, plain,
% 20.94/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 20.94/3.77          (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)),
% 20.94/3.77      inference('demod', [status(thm)],
% 20.94/3.77                [zip_derived_cl984, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.77                 zip_derived_cl1014, zip_derived_cl1021])).
% 20.94/3.77  thf(zip_derived_cl1070, plain,
% 20.94/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 20.94/3.77          (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)),
% 20.94/3.77      inference('demod', [status(thm)],
% 20.94/3.77                [zip_derived_cl966, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.77                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046])).
% 20.94/3.77  thf(zip_derived_cl1101, plain,
% 20.94/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 20.94/3.77          (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)),
% 20.94/3.77      inference('demod', [status(thm)],
% 20.94/3.77                [zip_derived_cl948, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.77                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.77                 zip_derived_cl1070])).
% 20.94/3.77  thf(zip_derived_cl1131, plain,
% 20.94/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i]:
% 20.94/3.77          (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)),
% 20.94/3.77      inference('demod', [status(thm)],
% 20.94/3.77                [zip_derived_cl928, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.77                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.77                 zip_derived_cl1070, zip_derived_cl1101])).
% 20.94/3.77  thf(zip_derived_cl1177, plain,
% 20.94/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.77         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 20.94/3.77         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i]:
% 20.94/3.77         (~ (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7)
% 20.94/3.77          | ~ (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 20.94/3.77               X6 @ X7 @ X8)
% 20.94/3.77          | ~ (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 20.94/3.77               X6 @ X7 @ X8 @ X9)
% 20.94/3.77          | ~ (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 20.94/3.77               X5 @ X6 @ X7 @ X8 @ X9 @ X10)
% 20.94/3.77          | ~ (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 20.94/3.77               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11)
% 20.94/3.77          | ~ (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 20.94/3.77               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)
% 20.94/3.77          | ~ (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 20.94/3.77               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)
% 20.94/3.77          | ~ (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 20.94/3.77               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)
% 20.94/3.77          | ~ (ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 20.94/3.77               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 20.94/3.77               X14 @ X15)
% 20.94/3.77          | ~ (ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 20.94/3.77               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 20.94/3.77               X14 @ X15 @ X16)
% 20.94/3.77          | ~ (ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 20.94/3.77               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 20.94/3.77               X14 @ X15 @ X16 @ X17)
% 20.94/3.77          | ~ (ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 20.94/3.77               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 20.94/3.77               X14 @ X15 @ X16 @ X17 @ X18)
% 20.94/3.77          | ~ (ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 20.94/3.77               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 20.94/3.77               X14 @ X15 @ X16 @ X17 @ X18 @ X19)
% 20.94/3.77          | ~ (ssPv7_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 20.94/3.77               X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 20.94/3.77               X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ skc29))),
% 20.94/3.77      inference('demod', [status(thm)],
% 20.94/3.77                [zip_derived_cl443, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.77                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.77                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131])).
% 20.94/3.77  thf(zip_derived_cl1179, plain,
% 20.94/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, X7 : $i]:
% 20.94/3.77          (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7)),
% 20.94/3.77      inference('demod', [status(thm)],
% 20.94/3.77                [zip_derived_cl901, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.77                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.77                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131])).
% 20.94/3.77  thf(zip_derived_cl1189, plain,
% 20.94/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.77         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 20.94/3.77         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i]:
% 20.94/3.77         (~ (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 20.94/3.77             X7 @ X8)
% 20.94/3.77          | ~ (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 20.94/3.77               X6 @ X7 @ X8 @ X9)
% 20.94/3.77          | ~ (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 20.94/3.77               X5 @ X6 @ X7 @ X8 @ X9 @ X10)
% 20.94/3.77          | ~ (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 20.94/3.77               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11)
% 20.94/3.77          | ~ (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 20.94/3.77               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)
% 20.94/3.77          | ~ (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 20.94/3.77               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)
% 20.94/3.77          | ~ (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 20.94/3.77               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)
% 20.94/3.77          | ~ (ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 20.94/3.77               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 20.94/3.77               X14 @ X15)
% 20.94/3.77          | ~ (ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 20.94/3.77               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 20.94/3.77               X14 @ X15 @ X16)
% 20.94/3.77          | ~ (ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 20.94/3.77               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 20.94/3.77               X14 @ X15 @ X16 @ X17)
% 20.94/3.77          | ~ (ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 20.94/3.77               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 20.94/3.77               X14 @ X15 @ X16 @ X17 @ X18)
% 20.94/3.77          | ~ (ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 20.94/3.77               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 20.94/3.77               X14 @ X15 @ X16 @ X17 @ X18 @ X19)
% 20.94/3.77          | ~ (ssPv7_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 20.94/3.77               X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 20.94/3.77               X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ skc29))),
% 20.94/3.77      inference('demod', [status(thm)],
% 20.94/3.77                [zip_derived_cl1177, zip_derived_cl1179])).
% 20.94/3.77  thf(zip_derived_cl1223, plain,
% 20.94/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.77         X7 : $i, X8 : $i]:
% 20.94/3.77          (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 20.94/3.77           X7 @ X8)),
% 20.94/3.77      inference('demod', [status(thm)],
% 20.94/3.77                [zip_derived_cl879, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.77                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.77                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.77                 zip_derived_cl1179])).
% 20.94/3.77  thf(zip_derived_cl1266, plain,
% 20.94/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.77         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 20.94/3.77         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i]:
% 20.94/3.77         (~ (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 20.94/3.77             X6 @ X7 @ X8 @ X9)
% 20.94/3.77          | ~ (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 20.94/3.77               X5 @ X6 @ X7 @ X8 @ X9 @ X10)
% 20.94/3.77          | ~ (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 20.94/3.77               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11)
% 20.94/3.77          | ~ (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 20.94/3.77               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)
% 20.94/3.77          | ~ (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 20.94/3.77               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)
% 20.94/3.77          | ~ (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 20.94/3.77               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)
% 20.94/3.77          | ~ (ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 20.94/3.77               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 20.94/3.77               X14 @ X15)
% 20.94/3.77          | ~ (ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 20.94/3.77               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 20.94/3.77               X14 @ X15 @ X16)
% 20.94/3.77          | ~ (ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 20.94/3.77               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 20.94/3.77               X14 @ X15 @ X16 @ X17)
% 20.94/3.77          | ~ (ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 20.94/3.77               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 20.94/3.77               X14 @ X15 @ X16 @ X17 @ X18)
% 20.94/3.77          | ~ (ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 20.94/3.77               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 20.94/3.77               X14 @ X15 @ X16 @ X17 @ X18 @ X19)
% 20.94/3.77          | ~ (ssPv7_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 20.94/3.77               X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 20.94/3.77               X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ skc29))),
% 20.94/3.77      inference('demod', [status(thm)],
% 20.94/3.77                [zip_derived_cl1189, zip_derived_cl1223])).
% 20.94/3.77  thf(zip_derived_cl1271, plain,
% 20.94/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.77         X7 : $i, X8 : $i, X9 : $i]:
% 20.94/3.77          (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 20.94/3.77           X7 @ X8 @ X9)),
% 20.94/3.77      inference('demod', [status(thm)],
% 20.94/3.77                [zip_derived_cl854, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.77                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.77                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.77                 zip_derived_cl1179, zip_derived_cl1223])).
% 20.94/3.77  thf(zip_derived_cl1280, plain,
% 20.94/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.77         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 20.94/3.77         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i]:
% 20.94/3.77         (~ (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 20.94/3.77             X6 @ X7 @ X8 @ X9 @ X10)
% 20.94/3.77          | ~ (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 20.94/3.77               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11)
% 20.94/3.77          | ~ (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 20.94/3.77               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)
% 20.94/3.77          | ~ (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 20.94/3.77               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)
% 20.94/3.77          | ~ (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 20.94/3.77               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)
% 20.94/3.77          | ~ (ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 20.94/3.77               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 20.94/3.77               X14 @ X15)
% 20.94/3.77          | ~ (ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 20.94/3.77               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 20.94/3.77               X14 @ X15 @ X16)
% 20.94/3.77          | ~ (ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 20.94/3.77               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 20.94/3.77               X14 @ X15 @ X16 @ X17)
% 20.94/3.77          | ~ (ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 20.94/3.77               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 20.94/3.77               X14 @ X15 @ X16 @ X17 @ X18)
% 20.94/3.77          | ~ (ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 20.94/3.77               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 20.94/3.77               X14 @ X15 @ X16 @ X17 @ X18 @ X19)
% 20.94/3.77          | ~ (ssPv7_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 20.94/3.77               X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 20.94/3.77               X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ skc29))),
% 20.94/3.77      inference('demod', [status(thm)],
% 20.94/3.77                [zip_derived_cl1266, zip_derived_cl1271])).
% 20.94/3.77  thf(zip_derived_cl1324, plain,
% 20.94/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.77         X7 : $i, X8 : $i, X9 : $i, X10 : $i]:
% 20.94/3.77          (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 20.94/3.77           X6 @ X7 @ X8 @ X9 @ X10)),
% 20.94/3.77      inference('demod', [status(thm)],
% 20.94/3.77                [zip_derived_cl826, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.77                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.77                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.77                 zip_derived_cl1179, zip_derived_cl1223, zip_derived_cl1271])).
% 20.94/3.77  thf(zip_derived_cl1333, plain,
% 20.94/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.77         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 20.94/3.77         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i]:
% 20.94/3.77         (~ (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 20.94/3.77             X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11)
% 20.94/3.77          | ~ (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 20.94/3.77               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)
% 20.94/3.77          | ~ (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 20.94/3.77               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)
% 20.94/3.77          | ~ (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 20.94/3.77               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)
% 20.94/3.77          | ~ (ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 20.94/3.77               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 20.94/3.77               X14 @ X15)
% 20.94/3.77          | ~ (ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 20.94/3.77               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 20.94/3.77               X14 @ X15 @ X16)
% 20.94/3.77          | ~ (ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 20.94/3.77               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 20.94/3.77               X14 @ X15 @ X16 @ X17)
% 20.94/3.77          | ~ (ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 20.94/3.77               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 20.94/3.77               X14 @ X15 @ X16 @ X17 @ X18)
% 20.94/3.77          | ~ (ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 20.94/3.77               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 20.94/3.77               X14 @ X15 @ X16 @ X17 @ X18 @ X19)
% 20.94/3.77          | ~ (ssPv7_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 20.94/3.77               X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 20.94/3.77               X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ skc29))),
% 20.94/3.77      inference('demod', [status(thm)],
% 20.94/3.77                [zip_derived_cl1280, zip_derived_cl1324])).
% 20.94/3.77  thf(zip_derived_cl1370, plain,
% 20.94/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.77         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i]:
% 20.94/3.77          (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 20.94/3.77           X6 @ X7 @ X8 @ X9 @ X10 @ X11)),
% 20.94/3.77      inference('demod', [status(thm)],
% 20.94/3.77                [zip_derived_cl800, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.77                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.77                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.77                 zip_derived_cl1179, zip_derived_cl1223, zip_derived_cl1271, 
% 20.94/3.77                 zip_derived_cl1324])).
% 20.94/3.77  thf(zip_derived_cl1378, plain,
% 20.94/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.77         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 20.94/3.77         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i]:
% 20.94/3.77         (~ (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 20.94/3.77             X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)
% 20.94/3.77          | ~ (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 20.94/3.77               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)
% 20.94/3.77          | ~ (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 20.94/3.77               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)
% 20.94/3.77          | ~ (ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 20.94/3.77               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 20.94/3.77               X14 @ X15)
% 20.94/3.77          | ~ (ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 20.94/3.77               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 20.94/3.77               X14 @ X15 @ X16)
% 20.94/3.77          | ~ (ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 20.94/3.77               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 20.94/3.77               X14 @ X15 @ X16 @ X17)
% 20.94/3.77          | ~ (ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 20.94/3.77               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 20.94/3.77               X14 @ X15 @ X16 @ X17 @ X18)
% 20.94/3.77          | ~ (ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 20.94/3.77               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 20.94/3.77               X14 @ X15 @ X16 @ X17 @ X18 @ X19)
% 20.94/3.77          | ~ (ssPv7_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 20.94/3.77               X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 20.94/3.77               X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ skc29))),
% 20.94/3.77      inference('demod', [status(thm)],
% 20.94/3.77                [zip_derived_cl1333, zip_derived_cl1370])).
% 20.94/3.77  thf(zip_derived_cl1424, plain,
% 20.94/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.77         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i]:
% 20.94/3.77          (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 20.94/3.77           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)),
% 20.94/3.77      inference('demod', [status(thm)],
% 20.94/3.77                [zip_derived_cl769, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.77                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.77                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.77                 zip_derived_cl1179, zip_derived_cl1223, zip_derived_cl1271, 
% 20.94/3.77                 zip_derived_cl1324, zip_derived_cl1370])).
% 20.94/3.77  thf(zip_derived_cl1430, plain,
% 20.94/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.77         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 20.94/3.77         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i]:
% 20.94/3.77         (~ (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 20.94/3.77             X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)
% 20.94/3.77          | ~ (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 20.94/3.77               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)
% 20.94/3.77          | ~ (ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 20.94/3.77               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 20.94/3.77               X14 @ X15)
% 20.94/3.77          | ~ (ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 20.94/3.77               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 20.94/3.77               X14 @ X15 @ X16)
% 20.94/3.77          | ~ (ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 20.94/3.77               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 20.94/3.77               X14 @ X15 @ X16 @ X17)
% 20.94/3.77          | ~ (ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 20.94/3.77               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 20.94/3.77               X14 @ X15 @ X16 @ X17 @ X18)
% 20.94/3.77          | ~ (ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 20.94/3.77               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 20.94/3.77               X14 @ X15 @ X16 @ X17 @ X18 @ X19)
% 20.94/3.77          | ~ (ssPv7_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 20.94/3.77               X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 20.94/3.77               X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ skc29))),
% 20.94/3.77      inference('demod', [status(thm)],
% 20.94/3.77                [zip_derived_cl1378, zip_derived_cl1424])).
% 20.94/3.77  thf(zip_derived_cl1485, plain,
% 20.94/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.77         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i]:
% 20.94/3.77          (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 20.94/3.77           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)),
% 20.94/3.77      inference('demod', [status(thm)],
% 20.94/3.77                [zip_derived_cl737, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.77                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.77                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.77                 zip_derived_cl1179, zip_derived_cl1223, zip_derived_cl1271, 
% 20.94/3.77                 zip_derived_cl1324, zip_derived_cl1370, zip_derived_cl1424])).
% 20.94/3.77  thf(zip_derived_cl1490, plain,
% 20.94/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.77         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 20.94/3.77         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i]:
% 20.94/3.77         (~ (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 20.94/3.77             X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)
% 20.94/3.77          | ~ (ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 20.94/3.77               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 20.94/3.77               X14 @ X15)
% 20.94/3.77          | ~ (ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 20.94/3.77               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 20.94/3.77               X14 @ X15 @ X16)
% 20.94/3.77          | ~ (ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 20.94/3.77               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 20.94/3.77               X14 @ X15 @ X16 @ X17)
% 20.94/3.77          | ~ (ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 20.94/3.77               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 20.94/3.77               X14 @ X15 @ X16 @ X17 @ X18)
% 20.94/3.77          | ~ (ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 20.94/3.77               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 20.94/3.77               X14 @ X15 @ X16 @ X17 @ X18 @ X19)
% 20.94/3.77          | ~ (ssPv7_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 20.94/3.77               X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 20.94/3.77               X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ skc29))),
% 20.94/3.77      inference('demod', [status(thm)],
% 20.94/3.77                [zip_derived_cl1430, zip_derived_cl1485])).
% 20.94/3.77  thf(zip_derived_cl1547, plain,
% 20.94/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.77         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 20.94/3.77         X14 : $i]:
% 20.94/3.77          (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 20.94/3.77           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)),
% 20.94/3.77      inference('demod', [status(thm)],
% 20.94/3.77                [zip_derived_cl702, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.77                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.77                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.77                 zip_derived_cl1179, zip_derived_cl1223, zip_derived_cl1271, 
% 20.94/3.77                 zip_derived_cl1324, zip_derived_cl1370, zip_derived_cl1424, 
% 20.94/3.77                 zip_derived_cl1485])).
% 20.94/3.77  thf(zip_derived_cl1551, plain,
% 20.94/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.77         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 20.94/3.77         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i]:
% 20.94/3.77         (~ (ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 20.94/3.77             X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15)
% 20.94/3.77          | ~ (ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 20.94/3.77               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 20.94/3.77               X14 @ X15 @ X16)
% 20.94/3.77          | ~ (ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 20.94/3.77               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 20.94/3.77               X14 @ X15 @ X16 @ X17)
% 20.94/3.77          | ~ (ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 20.94/3.77               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 20.94/3.77               X14 @ X15 @ X16 @ X17 @ X18)
% 20.94/3.77          | ~ (ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 20.94/3.77               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 20.94/3.77               X14 @ X15 @ X16 @ X17 @ X18 @ X19)
% 20.94/3.77          | ~ (ssPv7_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 20.94/3.77               X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 20.94/3.77               X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ skc29))),
% 20.94/3.77      inference('demod', [status(thm)],
% 20.94/3.77                [zip_derived_cl1490, zip_derived_cl1547])).
% 20.94/3.77  thf(zip_derived_cl1615, plain,
% 20.94/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.77         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 20.94/3.77         X14 : $i, X15 : $i]:
% 20.94/3.77          (ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 20.94/3.77           X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15)),
% 20.94/3.77      inference('demod', [status(thm)],
% 20.94/3.77                [zip_derived_cl662, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.77                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.77                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.77                 zip_derived_cl1179, zip_derived_cl1223, zip_derived_cl1271, 
% 20.94/3.77                 zip_derived_cl1324, zip_derived_cl1370, zip_derived_cl1424, 
% 20.94/3.77                 zip_derived_cl1485, zip_derived_cl1547])).
% 20.94/3.77  thf(zip_derived_cl1619, plain,
% 20.94/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.77         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 20.94/3.77         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i]:
% 20.94/3.77         (~ (ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 20.94/3.77             X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 20.94/3.77             X15 @ X16)
% 20.94/3.77          | ~ (ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 20.94/3.77               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 20.94/3.77               X14 @ X15 @ X16 @ X17)
% 20.94/3.77          | ~ (ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 20.94/3.77               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 20.94/3.77               X14 @ X15 @ X16 @ X17 @ X18)
% 20.94/3.77          | ~ (ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 20.94/3.77               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 20.94/3.77               X14 @ X15 @ X16 @ X17 @ X18 @ X19)
% 20.94/3.77          | ~ (ssPv7_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 20.94/3.77               X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 20.94/3.77               X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ skc29))),
% 20.94/3.77      inference('demod', [status(thm)],
% 20.94/3.77                [zip_derived_cl1551, zip_derived_cl1615])).
% 20.94/3.77  thf(zip_derived_cl1701, plain,
% 20.94/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.77         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 20.94/3.77         X14 : $i, X15 : $i, X16 : $i]:
% 20.94/3.77          (ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 20.94/3.77           X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ 
% 20.94/3.77           X16)),
% 20.94/3.77      inference('demod', [status(thm)],
% 20.94/3.77                [zip_derived_cl622, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.77                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.77                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.77                 zip_derived_cl1179, zip_derived_cl1223, zip_derived_cl1271, 
% 20.94/3.77                 zip_derived_cl1324, zip_derived_cl1370, zip_derived_cl1424, 
% 20.94/3.77                 zip_derived_cl1485, zip_derived_cl1547, zip_derived_cl1615])).
% 20.94/3.77  thf(zip_derived_cl1703, plain,
% 20.94/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.77         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 20.94/3.77         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i]:
% 20.94/3.77         (~ (ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 20.94/3.77             X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 20.94/3.77             X15 @ X16 @ X17)
% 20.94/3.77          | ~ (ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 20.94/3.77               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 20.94/3.77               X14 @ X15 @ X16 @ X17 @ X18)
% 20.94/3.77          | ~ (ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 20.94/3.77               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 20.94/3.77               X14 @ X15 @ X16 @ X17 @ X18 @ X19)
% 20.94/3.77          | ~ (ssPv7_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 20.94/3.77               X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 20.94/3.77               X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ skc29))),
% 20.94/3.77      inference('demod', [status(thm)],
% 20.94/3.77                [zip_derived_cl1619, zip_derived_cl1701])).
% 20.94/3.77  thf(zip_derived_cl1791, plain,
% 20.94/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.77         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 20.94/3.77         X14 : $i, X15 : $i, X16 : $i, X17 : $i]:
% 20.94/3.77          (ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 20.94/3.77           X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 20.94/3.77           X15 @ X16 @ X17)),
% 20.94/3.77      inference('demod', [status(thm)],
% 20.94/3.77                [zip_derived_cl583, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.77                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.77                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.77                 zip_derived_cl1179, zip_derived_cl1223, zip_derived_cl1271, 
% 20.94/3.77                 zip_derived_cl1324, zip_derived_cl1370, zip_derived_cl1424, 
% 20.94/3.77                 zip_derived_cl1485, zip_derived_cl1547, zip_derived_cl1615, 
% 20.94/3.77                 zip_derived_cl1701])).
% 20.94/3.77  thf(zip_derived_cl1793, plain,
% 20.94/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.77         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 20.94/3.77         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i]:
% 20.94/3.77         (~ (ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 20.94/3.77             X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 20.94/3.77             X15 @ X16 @ X17 @ X18)
% 20.94/3.77          | ~ (ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 20.94/3.77               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 20.94/3.77               X14 @ X15 @ X16 @ X17 @ X18 @ X19)
% 20.94/3.77          | ~ (ssPv7_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 20.94/3.77               X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 20.94/3.77               X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ skc29))),
% 20.94/3.77      inference('demod', [status(thm)],
% 20.94/3.77                [zip_derived_cl1703, zip_derived_cl1791])).
% 20.94/3.77  thf(zip_derived_cl1876, plain,
% 20.94/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.77         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 20.94/3.77         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i]:
% 20.94/3.77          (ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 20.94/3.77           X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 20.94/3.77           X15 @ X16 @ X17 @ X18)),
% 20.94/3.77      inference('demod', [status(thm)],
% 20.94/3.77                [zip_derived_cl538, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.77                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.77                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.77                 zip_derived_cl1179, zip_derived_cl1223, zip_derived_cl1271, 
% 20.94/3.77                 zip_derived_cl1324, zip_derived_cl1370, zip_derived_cl1424, 
% 20.94/3.77                 zip_derived_cl1485, zip_derived_cl1547, zip_derived_cl1615, 
% 20.94/3.77                 zip_derived_cl1701, zip_derived_cl1791])).
% 20.94/3.77  thf(zip_derived_cl1878, plain,
% 20.94/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.77         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 20.94/3.77         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i]:
% 20.94/3.77         (~ (ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 20.94/3.77             X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 20.94/3.77             X14 @ X15 @ X16 @ X17 @ X18 @ X19)
% 20.94/3.77          | ~ (ssPv7_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 20.94/3.77               X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 20.94/3.77               X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ skc29))),
% 20.94/3.77      inference('demod', [status(thm)],
% 20.94/3.77                [zip_derived_cl1793, zip_derived_cl1876])).
% 20.94/3.77  thf(zip_derived_cl1958, plain,
% 20.94/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.77         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 20.94/3.77         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i]:
% 20.94/3.77          (ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 20.94/3.77           X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 20.94/3.77           X15 @ X16 @ X17 @ X18 @ X19)),
% 20.94/3.77      inference('demod', [status(thm)],
% 20.94/3.77                [zip_derived_cl494, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.77                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.77                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.77                 zip_derived_cl1179, zip_derived_cl1223, zip_derived_cl1271, 
% 20.94/3.77                 zip_derived_cl1324, zip_derived_cl1370, zip_derived_cl1424, 
% 20.94/3.77                 zip_derived_cl1485, zip_derived_cl1547, zip_derived_cl1615, 
% 20.94/3.77                 zip_derived_cl1701, zip_derived_cl1791, zip_derived_cl1876])).
% 20.94/3.77  thf(zip_derived_cl1959, plain,
% 20.94/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.77         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 20.94/3.77         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i]:
% 20.94/3.77         ~ (ssPv7_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 20.94/3.77            X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 20.94/3.77            X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ skc29)),
% 20.94/3.77      inference('demod', [status(thm)],
% 20.94/3.77                [zip_derived_cl1878, zip_derived_cl1958])).
% 20.94/3.77  thf(zip_derived_cl2263, plain,
% 20.94/3.77      (![X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, X7 : $i, X8 : $i, 
% 20.94/3.77         X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, X14 : $i, X15 : $i, 
% 20.94/3.77         X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i]:
% 20.94/3.77         ( (ssPv23_6r1r1r1r1r1r1 @ X20 @ X19 @ X18 @ X17 @ X16 @ X15)
% 20.94/3.77          |  (ssPv10_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X20 @ X19 @ 
% 20.94/3.77              X18 @ X17 @ X16 @ X15 @ X14 @ X13 @ X12 @ X11 @ X10 @ X9 @ X8 @ 
% 20.94/3.77              X7 @ X6 @ X5 @ X4 @ X3 @ X2)
% 20.94/3.77          |  (ssPv12_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X20 @ X19 @ X18 @ 
% 20.94/3.77              X17 @ X16 @ X15 @ X14 @ X13 @ X12 @ X11 @ X10 @ X9 @ X8 @ X7 @ 
% 20.94/3.77              X6 @ X5 @ X4))),
% 20.94/3.77      inference('sup-', [status(thm)], [zip_derived_cl2262, zip_derived_cl1959])).
% 20.94/3.77  thf(clause479, conjecture,
% 20.94/3.77    (~( ( ssPv24_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.77          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 20.94/3.77          X10 @ X11 @ X12 @ X13 ) | 
% 20.94/3.77        ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 20.94/3.77        ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 20.94/3.77        ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 20.94/3.77        ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 20.94/3.77        ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 20.94/3.77        ( ~( ssPv24_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 20.94/3.77        ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 20.94/3.77        ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 20.94/3.77        ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 20.94/3.77        ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 20.94/3.77        ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.77             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 20.94/3.77        ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.77             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 20.94/3.77        ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.77             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 20.94/3.77        ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.77             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 20.94/3.77        ( ~( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.77             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) | 
% 20.94/3.77        ( ~( ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.77             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) ) | 
% 20.94/3.77        ( ~( ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.77             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 20.94/3.77             X9 @ X10 ) ) | 
% 20.94/3.77        ( ~( ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.77             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 20.94/3.77             X9 @ X10 @ X11 ) ) | 
% 20.94/3.77        ( ~( ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.77             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 20.94/3.77             X9 @ X10 @ X11 @ X12 ) ) ))).
% 20.94/3.77  thf(zf_stmt_51, negated_conjecture,
% 20.94/3.77    (( ssPv24_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.77       U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 20.94/3.77       X10 @ X11 @ X12 @ X13 ) | 
% 20.94/3.77     ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 20.94/3.77     ( ~( ssNder1_2r1r1 @ U @ V ) ) | ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 20.94/3.77     ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 20.94/3.77     ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 20.94/3.77     ( ~( ssPv24_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 20.94/3.77     ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 20.94/3.77     ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 20.94/3.77     ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 20.94/3.77     ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 20.94/3.77     ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.77          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 20.94/3.77     ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.77          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 20.94/3.77     ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.77          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 20.94/3.77     ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.77          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 20.94/3.77     ( ~( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.77          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) | 
% 20.94/3.77     ( ~( ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.77          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) ) | 
% 20.94/3.77     ( ~( ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.77          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 20.94/3.77          X10 ) ) | 
% 20.94/3.77     ( ~( ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.77          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 20.94/3.77          X10 @ X11 ) ) | 
% 20.94/3.77     ( ~( ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.77          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 20.94/3.77          X10 @ X11 @ X12 ) )),
% 20.94/3.77    inference('cnf.neg', [status(esa)], [clause479])).
% 20.94/3.77  thf(zip_derived_cl529, plain,
% 20.94/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.77         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 20.94/3.77         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i]:
% 20.94/3.77         ( (ssPv24_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 20.94/3.77            X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 20.94/3.77            X15 @ X16 @ X17 @ X18)
% 20.94/3.77          | ~ (ssNder1_0)
% 20.94/3.77          | ~ (ssNder1_1r1 @ X0)
% 20.94/3.77          | ~ (ssNder1_2r1r1 @ X0 @ X1)
% 20.94/3.77          | ~ (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)
% 20.94/3.77          | ~ (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)
% 20.94/3.77          | ~ (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)
% 20.94/3.77          | ~ (ssPv24_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)
% 20.94/3.77          | ~ (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)
% 20.94/3.77          | ~ (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)
% 20.94/3.77          | ~ (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 20.94/3.77               X7)
% 20.94/3.77          | ~ (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 20.94/3.77               X6 @ X7 @ X8)
% 20.94/3.77          | ~ (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 20.94/3.77               X6 @ X7 @ X8 @ X9)
% 20.94/3.77          | ~ (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 20.94/3.77               X5 @ X6 @ X7 @ X8 @ X9 @ X10)
% 20.94/3.77          | ~ (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 20.94/3.77               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11)
% 20.94/3.77          | ~ (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 20.94/3.77               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)
% 20.94/3.77          | ~ (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 20.94/3.77               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)
% 20.94/3.77          | ~ (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 20.94/3.77               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)
% 20.94/3.77          | ~ (ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 20.94/3.77               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 20.94/3.77               X14 @ X15)
% 20.94/3.77          | ~ (ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 20.94/3.77               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 20.94/3.77               X14 @ X15 @ X16)
% 20.94/3.77          | ~ (ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 20.94/3.77               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 20.94/3.77               X14 @ X15 @ X16 @ X17))),
% 20.94/3.77      inference('cnf', [status(esa)], [zf_stmt_51])).
% 20.94/3.77  thf(zip_derived_cl1007, plain, ( (ssNder1_0)),
% 20.94/3.77      inference('cnf', [status(esa)], [zf_stmt_1])).
% 20.94/3.77  thf(zip_derived_cl1013, plain, (![X0 : $i]:  (ssNder1_1r1 @ X0)),
% 20.94/3.77      inference('demod', [status(thm)],
% 20.94/3.77                [zip_derived_cl1006, zip_derived_cl1007])).
% 20.94/3.77  thf(zip_derived_cl1014, plain,
% 20.94/3.77      (![X0 : $i, X1 : $i]:  (ssNder1_2r1r1 @ X0 @ X1)),
% 20.94/3.77      inference('demod', [status(thm)],
% 20.94/3.77                [zip_derived_cl1005, zip_derived_cl1007, zip_derived_cl1013])).
% 20.94/3.77  thf(zip_derived_cl1021, plain,
% 20.94/3.77      (![X0 : $i, X1 : $i, X2 : $i]:  (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)),
% 20.94/3.77      inference('demod', [status(thm)],
% 20.94/3.77                [zip_derived_cl994, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.77                 zip_derived_cl1014])).
% 20.94/3.77  thf(zip_derived_cl1046, plain,
% 20.94/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 20.94/3.77          (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)),
% 20.94/3.77      inference('demod', [status(thm)],
% 20.94/3.77                [zip_derived_cl984, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.77                 zip_derived_cl1014, zip_derived_cl1021])).
% 20.94/3.77  thf(zip_derived_cl1070, plain,
% 20.94/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 20.94/3.77          (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)),
% 20.94/3.77      inference('demod', [status(thm)],
% 20.94/3.77                [zip_derived_cl966, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.77                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046])).
% 20.94/3.77  thf(zip_derived_cl1101, plain,
% 20.94/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 20.94/3.77          (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)),
% 20.94/3.77      inference('demod', [status(thm)],
% 20.94/3.77                [zip_derived_cl948, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.77                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.77                 zip_derived_cl1070])).
% 20.94/3.77  thf(zip_derived_cl1131, plain,
% 20.94/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i]:
% 20.94/3.77          (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)),
% 20.94/3.77      inference('demod', [status(thm)],
% 20.94/3.77                [zip_derived_cl928, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.77                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.77                 zip_derived_cl1070, zip_derived_cl1101])).
% 20.94/3.77  thf(zip_derived_cl1179, plain,
% 20.94/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, X7 : $i]:
% 20.94/3.77          (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7)),
% 20.94/3.77      inference('demod', [status(thm)],
% 20.94/3.77                [zip_derived_cl901, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.77                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.77                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131])).
% 20.94/3.77  thf(zip_derived_cl1223, plain,
% 20.94/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.77         X7 : $i, X8 : $i]:
% 20.94/3.77          (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 20.94/3.77           X7 @ X8)),
% 20.94/3.77      inference('demod', [status(thm)],
% 20.94/3.77                [zip_derived_cl879, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.77                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.77                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.77                 zip_derived_cl1179])).
% 20.94/3.77  thf(zip_derived_cl1271, plain,
% 20.94/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.77         X7 : $i, X8 : $i, X9 : $i]:
% 20.94/3.77          (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 20.94/3.77           X7 @ X8 @ X9)),
% 20.94/3.77      inference('demod', [status(thm)],
% 20.94/3.77                [zip_derived_cl854, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.77                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.77                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.77                 zip_derived_cl1179, zip_derived_cl1223])).
% 20.94/3.77  thf(zip_derived_cl1324, plain,
% 20.94/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.77         X7 : $i, X8 : $i, X9 : $i, X10 : $i]:
% 20.94/3.77          (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 20.94/3.77           X6 @ X7 @ X8 @ X9 @ X10)),
% 20.94/3.77      inference('demod', [status(thm)],
% 20.94/3.77                [zip_derived_cl826, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.77                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.77                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.77                 zip_derived_cl1179, zip_derived_cl1223, zip_derived_cl1271])).
% 20.94/3.77  thf(zip_derived_cl1370, plain,
% 20.94/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.77         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i]:
% 20.94/3.77          (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 20.94/3.77           X6 @ X7 @ X8 @ X9 @ X10 @ X11)),
% 20.94/3.77      inference('demod', [status(thm)],
% 20.94/3.77                [zip_derived_cl800, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.77                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.77                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.77                 zip_derived_cl1179, zip_derived_cl1223, zip_derived_cl1271, 
% 20.94/3.77                 zip_derived_cl1324])).
% 20.94/3.77  thf(zip_derived_cl1424, plain,
% 20.94/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.77         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i]:
% 20.94/3.77          (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 20.94/3.77           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)),
% 20.94/3.77      inference('demod', [status(thm)],
% 20.94/3.77                [zip_derived_cl769, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.77                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.77                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.77                 zip_derived_cl1179, zip_derived_cl1223, zip_derived_cl1271, 
% 20.94/3.77                 zip_derived_cl1324, zip_derived_cl1370])).
% 20.94/3.77  thf(zip_derived_cl1485, plain,
% 20.94/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.77         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i]:
% 20.94/3.77          (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 20.94/3.77           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)),
% 20.94/3.77      inference('demod', [status(thm)],
% 20.94/3.77                [zip_derived_cl737, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.77                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.77                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.77                 zip_derived_cl1179, zip_derived_cl1223, zip_derived_cl1271, 
% 20.94/3.77                 zip_derived_cl1324, zip_derived_cl1370, zip_derived_cl1424])).
% 20.94/3.77  thf(zip_derived_cl1547, plain,
% 20.94/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.77         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 20.94/3.77         X14 : $i]:
% 20.94/3.77          (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 20.94/3.77           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)),
% 20.94/3.77      inference('demod', [status(thm)],
% 20.94/3.77                [zip_derived_cl702, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.77                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.77                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.77                 zip_derived_cl1179, zip_derived_cl1223, zip_derived_cl1271, 
% 20.94/3.77                 zip_derived_cl1324, zip_derived_cl1370, zip_derived_cl1424, 
% 20.94/3.77                 zip_derived_cl1485])).
% 20.94/3.77  thf(zip_derived_cl1615, plain,
% 20.94/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.77         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 20.94/3.77         X14 : $i, X15 : $i]:
% 20.94/3.77          (ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 20.94/3.77           X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15)),
% 20.94/3.77      inference('demod', [status(thm)],
% 20.94/3.77                [zip_derived_cl662, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.77                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.77                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.77                 zip_derived_cl1179, zip_derived_cl1223, zip_derived_cl1271, 
% 20.94/3.77                 zip_derived_cl1324, zip_derived_cl1370, zip_derived_cl1424, 
% 20.94/3.77                 zip_derived_cl1485, zip_derived_cl1547])).
% 20.94/3.77  thf(zip_derived_cl1701, plain,
% 20.94/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.77         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 20.94/3.77         X14 : $i, X15 : $i, X16 : $i]:
% 20.94/3.77          (ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 20.94/3.77           X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ 
% 20.94/3.77           X16)),
% 20.94/3.77      inference('demod', [status(thm)],
% 20.94/3.77                [zip_derived_cl622, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.77                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.77                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.77                 zip_derived_cl1179, zip_derived_cl1223, zip_derived_cl1271, 
% 20.94/3.77                 zip_derived_cl1324, zip_derived_cl1370, zip_derived_cl1424, 
% 20.94/3.77                 zip_derived_cl1485, zip_derived_cl1547, zip_derived_cl1615])).
% 20.94/3.77  thf(zip_derived_cl1791, plain,
% 20.94/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.77         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 20.94/3.77         X14 : $i, X15 : $i, X16 : $i, X17 : $i]:
% 20.94/3.77          (ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 20.94/3.77           X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 20.94/3.77           X15 @ X16 @ X17)),
% 20.94/3.77      inference('demod', [status(thm)],
% 20.94/3.77                [zip_derived_cl583, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.77                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.77                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.77                 zip_derived_cl1179, zip_derived_cl1223, zip_derived_cl1271, 
% 20.94/3.77                 zip_derived_cl1324, zip_derived_cl1370, zip_derived_cl1424, 
% 20.94/3.77                 zip_derived_cl1485, zip_derived_cl1547, zip_derived_cl1615, 
% 20.94/3.77                 zip_derived_cl1701])).
% 20.94/3.77  thf(zip_derived_cl1909, plain,
% 20.94/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.77         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 20.94/3.77         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i]:
% 20.94/3.77         ( (ssPv24_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 20.94/3.77            X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 20.94/3.77            X15 @ X16 @ X17 @ X18)
% 20.94/3.77          | ~ (ssPv24_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4))),
% 20.94/3.77      inference('demod', [status(thm)],
% 20.94/3.77                [zip_derived_cl529, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.77                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.77                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.77                 zip_derived_cl1179, zip_derived_cl1223, zip_derived_cl1271, 
% 20.94/3.77                 zip_derived_cl1324, zip_derived_cl1370, zip_derived_cl1424, 
% 20.94/3.77                 zip_derived_cl1485, zip_derived_cl1547, zip_derived_cl1615, 
% 20.94/3.77                 zip_derived_cl1701, zip_derived_cl1791])).
% 20.94/3.77  thf(clause601, conjecture,
% 20.94/3.77    (~( ( ssPv27_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.77          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 20.94/3.77          X10 @ X11 @ X12 @ X13 ) | 
% 20.94/3.77        ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 20.94/3.77        ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 20.94/3.77        ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 20.94/3.77        ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 20.94/3.77        ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 20.94/3.77        ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 20.94/3.77        ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 20.94/3.77        ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 20.94/3.77        ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 20.94/3.77        ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.77             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 20.94/3.77        ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.77             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 20.94/3.77        ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.77             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 20.94/3.77        ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.77             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 20.94/3.77        ( ~( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.77             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) | 
% 20.94/3.77        ( ~( ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.77             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) ) | 
% 20.94/3.77        ( ~( ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.77             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 20.94/3.77             X9 @ X10 ) ) | 
% 20.94/3.77        ( ~( ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.77             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 20.94/3.77             X9 @ X10 @ X11 ) ) | 
% 20.94/3.77        ( ~( ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.77             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 20.94/3.77             X9 @ X10 @ X11 @ X12 ) ) | 
% 20.94/3.77        ( ~( ssPv24_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.77             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 20.94/3.77             X9 @ X10 @ X11 @ X12 @ X13 ) ) | 
% 20.94/3.77        ( ~( ssPv14_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.77             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 20.94/3.77             X9 @ X10 @ X11 @ X12 @ X13 ) ) | 
% 20.94/3.77        ( ~( ssPv10_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.77             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 20.94/3.77             X9 @ X10 @ X11 @ X12 @ X13 ) ) ))).
% 20.94/3.77  thf(zf_stmt_52, negated_conjecture,
% 20.94/3.77    (( ssPv27_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.77       U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 20.94/3.77       X10 @ X11 @ X12 @ X13 ) | 
% 20.94/3.77     ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 20.94/3.77     ( ~( ssNder1_2r1r1 @ U @ V ) ) | ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 20.94/3.77     ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 20.94/3.77     ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 20.94/3.77     ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 20.94/3.77     ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 20.94/3.77     ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 20.94/3.77     ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 20.94/3.77     ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.77          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 20.94/3.77     ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.77          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 20.94/3.77     ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.77          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 20.94/3.77     ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.77          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 20.94/3.77     ( ~( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.77          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) | 
% 20.94/3.77     ( ~( ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.77          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) ) | 
% 20.94/3.77     ( ~( ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.77          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 20.94/3.77          X10 ) ) | 
% 20.94/3.77     ( ~( ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.77          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 20.94/3.77          X10 @ X11 ) ) | 
% 20.94/3.77     ( ~( ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.77          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 20.94/3.77          X10 @ X11 @ X12 ) ) | 
% 20.94/3.77     ( ~( ssPv24_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.77          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 20.94/3.77          X10 @ X11 @ X12 @ X13 ) ) | 
% 20.94/3.77     ( ~( ssPv14_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.77          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 20.94/3.77          X10 @ X11 @ X12 @ X13 ) ) | 
% 20.94/3.77     ( ~( ssPv10_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.77          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 20.94/3.77          X10 @ X11 @ X12 @ X13 ) )),
% 20.94/3.77    inference('cnf.neg', [status(esa)], [clause601])).
% 20.94/3.77  thf(zip_derived_cl407, plain,
% 20.94/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.77         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 20.94/3.77         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i]:
% 20.94/3.77         ( (ssPv27_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 20.94/3.77            X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 20.94/3.77            X15 @ X16 @ X17 @ X18)
% 20.94/3.77          | ~ (ssNder1_0)
% 20.94/3.77          | ~ (ssNder1_1r1 @ X0)
% 20.94/3.77          | ~ (ssNder1_2r1r1 @ X0 @ X1)
% 20.94/3.77          | ~ (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)
% 20.94/3.77          | ~ (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)
% 20.94/3.77          | ~ (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)
% 20.94/3.77          | ~ (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)
% 20.94/3.77          | ~ (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)
% 20.94/3.77          | ~ (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 20.94/3.77               X7)
% 20.94/3.77          | ~ (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 20.94/3.77               X6 @ X7 @ X8)
% 20.94/3.77          | ~ (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 20.94/3.77               X6 @ X7 @ X8 @ X9)
% 20.94/3.77          | ~ (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 20.94/3.77               X5 @ X6 @ X7 @ X8 @ X9 @ X10)
% 20.94/3.77          | ~ (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 20.94/3.77               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11)
% 20.94/3.77          | ~ (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 20.94/3.77               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)
% 20.94/3.77          | ~ (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 20.94/3.77               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)
% 20.94/3.77          | ~ (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 20.94/3.77               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)
% 20.94/3.77          | ~ (ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 20.94/3.77               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 20.94/3.77               X14 @ X15)
% 20.94/3.77          | ~ (ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 20.94/3.77               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 20.94/3.77               X14 @ X15 @ X16)
% 20.94/3.77          | ~ (ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 20.94/3.77               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 20.94/3.77               X14 @ X15 @ X16 @ X17)
% 20.94/3.77          | ~ (ssPv24_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 20.94/3.77               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 20.94/3.77               X14 @ X15 @ X16 @ X17 @ X18)
% 20.94/3.77          | ~ (ssPv14_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 20.94/3.77               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 20.94/3.77               X14 @ X15 @ X16 @ X17 @ X18)
% 20.94/3.77          | ~ (ssPv10_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 20.94/3.77               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 20.94/3.77               X14 @ X15 @ X16 @ X17 @ X18))),
% 20.94/3.77      inference('cnf', [status(esa)], [zf_stmt_52])).
% 20.94/3.77  thf(zip_derived_cl1007, plain, ( (ssNder1_0)),
% 20.94/3.77      inference('cnf', [status(esa)], [zf_stmt_1])).
% 20.94/3.77  thf(zip_derived_cl1013, plain, (![X0 : $i]:  (ssNder1_1r1 @ X0)),
% 20.94/3.77      inference('demod', [status(thm)],
% 20.94/3.77                [zip_derived_cl1006, zip_derived_cl1007])).
% 20.94/3.77  thf(zip_derived_cl1014, plain,
% 20.94/3.77      (![X0 : $i, X1 : $i]:  (ssNder1_2r1r1 @ X0 @ X1)),
% 20.94/3.77      inference('demod', [status(thm)],
% 20.94/3.77                [zip_derived_cl1005, zip_derived_cl1007, zip_derived_cl1013])).
% 20.94/3.77  thf(zip_derived_cl1021, plain,
% 20.94/3.77      (![X0 : $i, X1 : $i, X2 : $i]:  (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)),
% 20.94/3.77      inference('demod', [status(thm)],
% 20.94/3.77                [zip_derived_cl994, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.77                 zip_derived_cl1014])).
% 20.94/3.77  thf(zip_derived_cl1046, plain,
% 20.94/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 20.94/3.77          (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)),
% 20.94/3.77      inference('demod', [status(thm)],
% 20.94/3.77                [zip_derived_cl984, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.77                 zip_derived_cl1014, zip_derived_cl1021])).
% 20.94/3.77  thf(zip_derived_cl1070, plain,
% 20.94/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 20.94/3.77          (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)),
% 20.94/3.77      inference('demod', [status(thm)],
% 20.94/3.77                [zip_derived_cl966, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.77                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046])).
% 20.94/3.77  thf(zip_derived_cl1101, plain,
% 20.94/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 20.94/3.77          (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)),
% 20.94/3.77      inference('demod', [status(thm)],
% 20.94/3.77                [zip_derived_cl948, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.77                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.77                 zip_derived_cl1070])).
% 20.94/3.77  thf(zip_derived_cl1131, plain,
% 20.94/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i]:
% 20.94/3.77          (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)),
% 20.94/3.77      inference('demod', [status(thm)],
% 20.94/3.77                [zip_derived_cl928, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.77                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.77                 zip_derived_cl1070, zip_derived_cl1101])).
% 20.94/3.77  thf(zip_derived_cl1179, plain,
% 20.94/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, X7 : $i]:
% 20.94/3.77          (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7)),
% 20.94/3.77      inference('demod', [status(thm)],
% 20.94/3.77                [zip_derived_cl901, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.77                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.77                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131])).
% 20.94/3.77  thf(zip_derived_cl1223, plain,
% 20.94/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.77         X7 : $i, X8 : $i]:
% 20.94/3.77          (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 20.94/3.77           X7 @ X8)),
% 20.94/3.77      inference('demod', [status(thm)],
% 20.94/3.77                [zip_derived_cl879, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.77                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.77                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.77                 zip_derived_cl1179])).
% 20.94/3.77  thf(zip_derived_cl1271, plain,
% 20.94/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.77         X7 : $i, X8 : $i, X9 : $i]:
% 20.94/3.77          (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 20.94/3.77           X7 @ X8 @ X9)),
% 20.94/3.77      inference('demod', [status(thm)],
% 20.94/3.77                [zip_derived_cl854, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.77                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.77                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.77                 zip_derived_cl1179, zip_derived_cl1223])).
% 20.94/3.77  thf(zip_derived_cl1324, plain,
% 20.94/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.77         X7 : $i, X8 : $i, X9 : $i, X10 : $i]:
% 20.94/3.77          (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 20.94/3.77           X6 @ X7 @ X8 @ X9 @ X10)),
% 20.94/3.77      inference('demod', [status(thm)],
% 20.94/3.77                [zip_derived_cl826, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.77                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.77                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.77                 zip_derived_cl1179, zip_derived_cl1223, zip_derived_cl1271])).
% 20.94/3.77  thf(zip_derived_cl1370, plain,
% 20.94/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.77         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i]:
% 20.94/3.77          (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 20.94/3.77           X6 @ X7 @ X8 @ X9 @ X10 @ X11)),
% 20.94/3.77      inference('demod', [status(thm)],
% 20.94/3.77                [zip_derived_cl800, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.77                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.77                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.77                 zip_derived_cl1179, zip_derived_cl1223, zip_derived_cl1271, 
% 20.94/3.77                 zip_derived_cl1324])).
% 20.94/3.77  thf(zip_derived_cl1424, plain,
% 20.94/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.77         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i]:
% 20.94/3.77          (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 20.94/3.77           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)),
% 20.94/3.77      inference('demod', [status(thm)],
% 20.94/3.77                [zip_derived_cl769, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.77                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.77                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.77                 zip_derived_cl1179, zip_derived_cl1223, zip_derived_cl1271, 
% 20.94/3.77                 zip_derived_cl1324, zip_derived_cl1370])).
% 20.94/3.77  thf(zip_derived_cl1485, plain,
% 20.94/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.77         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i]:
% 20.94/3.77          (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 20.94/3.77           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)),
% 20.94/3.77      inference('demod', [status(thm)],
% 20.94/3.77                [zip_derived_cl737, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.77                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.77                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.77                 zip_derived_cl1179, zip_derived_cl1223, zip_derived_cl1271, 
% 20.94/3.77                 zip_derived_cl1324, zip_derived_cl1370, zip_derived_cl1424])).
% 20.94/3.77  thf(zip_derived_cl1547, plain,
% 20.94/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.77         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 20.94/3.77         X14 : $i]:
% 20.94/3.77          (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 20.94/3.77           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)),
% 20.94/3.77      inference('demod', [status(thm)],
% 20.94/3.77                [zip_derived_cl702, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.77                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.77                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.77                 zip_derived_cl1179, zip_derived_cl1223, zip_derived_cl1271, 
% 20.94/3.77                 zip_derived_cl1324, zip_derived_cl1370, zip_derived_cl1424, 
% 20.94/3.77                 zip_derived_cl1485])).
% 20.94/3.77  thf(zip_derived_cl1615, plain,
% 20.94/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.77         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 20.94/3.77         X14 : $i, X15 : $i]:
% 20.94/3.77          (ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 20.94/3.77           X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15)),
% 20.94/3.77      inference('demod', [status(thm)],
% 20.94/3.77                [zip_derived_cl662, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.77                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.77                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.77                 zip_derived_cl1179, zip_derived_cl1223, zip_derived_cl1271, 
% 20.94/3.77                 zip_derived_cl1324, zip_derived_cl1370, zip_derived_cl1424, 
% 20.94/3.77                 zip_derived_cl1485, zip_derived_cl1547])).
% 20.94/3.77  thf(zip_derived_cl1701, plain,
% 20.94/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.77         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 20.94/3.77         X14 : $i, X15 : $i, X16 : $i]:
% 20.94/3.77          (ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 20.94/3.77           X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ 
% 20.94/3.77           X16)),
% 20.94/3.77      inference('demod', [status(thm)],
% 20.94/3.77                [zip_derived_cl622, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.77                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.77                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.77                 zip_derived_cl1179, zip_derived_cl1223, zip_derived_cl1271, 
% 20.94/3.77                 zip_derived_cl1324, zip_derived_cl1370, zip_derived_cl1424, 
% 20.94/3.77                 zip_derived_cl1485, zip_derived_cl1547, zip_derived_cl1615])).
% 20.94/3.77  thf(zip_derived_cl1791, plain,
% 20.94/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.77         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 20.94/3.77         X14 : $i, X15 : $i, X16 : $i, X17 : $i]:
% 20.94/3.77          (ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 20.94/3.77           X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 20.94/3.77           X15 @ X16 @ X17)),
% 20.94/3.77      inference('demod', [status(thm)],
% 20.94/3.77                [zip_derived_cl583, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.77                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.77                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.77                 zip_derived_cl1179, zip_derived_cl1223, zip_derived_cl1271, 
% 20.94/3.77                 zip_derived_cl1324, zip_derived_cl1370, zip_derived_cl1424, 
% 20.94/3.77                 zip_derived_cl1485, zip_derived_cl1547, zip_derived_cl1615, 
% 20.94/3.77                 zip_derived_cl1701])).
% 20.94/3.77  thf(zip_derived_cl2143, plain,
% 20.94/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.77         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 20.94/3.77         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i]:
% 20.94/3.77         ( (ssPv27_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 20.94/3.77            X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 20.94/3.77            X15 @ X16 @ X17 @ X18)
% 20.94/3.77          | ~ (ssPv24_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 20.94/3.77               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 20.94/3.77               X14 @ X15 @ X16 @ X17 @ X18)
% 20.94/3.77          | ~ (ssPv14_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 20.94/3.77               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 20.94/3.77               X14 @ X15 @ X16 @ X17 @ X18)
% 20.94/3.77          | ~ (ssPv10_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 20.94/3.77               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 20.94/3.77               X14 @ X15 @ X16 @ X17 @ X18))),
% 20.94/3.77      inference('demod', [status(thm)],
% 20.94/3.77                [zip_derived_cl407, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.77                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.77                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.77                 zip_derived_cl1179, zip_derived_cl1223, zip_derived_cl1271, 
% 20.94/3.77                 zip_derived_cl1324, zip_derived_cl1370, zip_derived_cl1424, 
% 20.94/3.77                 zip_derived_cl1485, zip_derived_cl1547, zip_derived_cl1615, 
% 20.94/3.77                 zip_derived_cl1701, zip_derived_cl1791])).
% 20.94/3.77  thf(zip_derived_cl2144, plain,
% 20.94/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.77         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 20.94/3.77         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i]:
% 20.94/3.77         (~ (ssPv24_5r1r1r1r1r1 @ X18 @ X17 @ X16 @ X15 @ X14)
% 20.94/3.77          | ~ (ssPv10_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X18 @ X17 @ 
% 20.94/3.77               X16 @ X15 @ X14 @ X13 @ X12 @ X11 @ X10 @ X9 @ X8 @ X7 @ X6 @ 
% 20.94/3.77               X5 @ X4 @ X3 @ X2 @ X1 @ X0)
% 20.94/3.77          | ~ (ssPv14_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X18 @ X17 @ 
% 20.94/3.77               X16 @ X15 @ X14 @ X13 @ X12 @ X11 @ X10 @ X9 @ X8 @ X7 @ X6 @ 
% 20.94/3.77               X5 @ X4 @ X3 @ X2 @ X1 @ X0)
% 20.94/3.77          |  (ssPv27_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X18 @ X17 @ 
% 20.94/3.77              X16 @ X15 @ X14 @ X13 @ X12 @ X11 @ X10 @ X9 @ X8 @ X7 @ X6 @ 
% 20.94/3.77              X5 @ X4 @ X3 @ X2 @ X1 @ X0))),
% 20.94/3.77      inference('sup-', [status(thm)], [zip_derived_cl1909, zip_derived_cl2143])).
% 20.94/3.77  thf(zip_derived_cl2266, plain,
% 20.94/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.77         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 20.94/3.77         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i]:
% 20.94/3.77         ( (ssPv12_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X18 @ X17 @ X16 @ 
% 20.94/3.77            X15 @ X14 @ X13 @ X12 @ X11 @ X10 @ X9 @ X8 @ X7 @ X6 @ X5 @ X4 @ 
% 20.94/3.77            X3 @ X2)
% 20.94/3.77          |  (ssPv23_6r1r1r1r1r1r1 @ X18 @ X17 @ X16 @ X15 @ X14 @ X13)
% 20.94/3.77          |  (ssPv27_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X18 @ X17 @ 
% 20.94/3.77              X16 @ X15 @ X14 @ X13 @ X12 @ X11 @ X10 @ X9 @ X8 @ X7 @ X6 @ 
% 20.94/3.77              X5 @ X4 @ X3 @ X2 @ X1 @ X0)
% 20.94/3.77          | ~ (ssPv14_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X18 @ X17 @ 
% 20.94/3.77               X16 @ X15 @ X14 @ X13 @ X12 @ X11 @ X10 @ X9 @ X8 @ X7 @ X6 @ 
% 20.94/3.77               X5 @ X4 @ X3 @ X2 @ X1 @ X0)
% 20.94/3.77          | ~ (ssPv24_5r1r1r1r1r1 @ X18 @ X17 @ X16 @ X15 @ X14))),
% 20.94/3.77      inference('sup-', [status(thm)], [zip_derived_cl2263, zip_derived_cl2144])).
% 20.94/3.77  thf(zip_derived_cl2268, plain,
% 20.94/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.77         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 20.94/3.77         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i]:
% 20.94/3.77         (~ (ssPv14_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X18 @ X17 @ X16 @ X15 @ 
% 20.94/3.77             X14 @ X13 @ X12 @ X11 @ X10 @ X9 @ X8 @ X7 @ X6 @ X5 @ X4)
% 20.94/3.77          | ~ (ssPv24_5r1r1r1r1r1 @ X18 @ X17 @ X16 @ X15 @ X14)
% 20.94/3.77          |  (ssPv27_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X18 @ X17 @ 
% 20.94/3.77              X16 @ X15 @ X14 @ X13 @ X12 @ X11 @ X10 @ X9 @ X8 @ X7 @ X6 @ 
% 20.94/3.77              X5 @ X4 @ X3 @ X2 @ X1 @ X0)
% 20.94/3.77          |  (ssPv23_6r1r1r1r1r1r1 @ X18 @ X17 @ X16 @ X15 @ X14 @ X13)
% 20.94/3.77          |  (ssPv12_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X18 @ X17 @ X16 @ 
% 20.94/3.77              X15 @ X14 @ X13 @ X12 @ X11 @ X10 @ X9 @ X8 @ X7 @ X6 @ X5 @ 
% 20.94/3.77              X4 @ X3 @ X2))),
% 20.94/3.77      inference('sup-', [status(thm)], [zip_derived_cl1946, zip_derived_cl2266])).
% 20.94/3.77  thf(clause474, conjecture,
% 20.94/3.77    (~( ( ssPv27_2r1r1 @ U @ V ) | ( ~( ssNder1_0 ) ) | 
% 20.94/3.77        ( ~( ssNder1_1r1 @ U ) ) | ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 20.94/3.77        ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 20.94/3.77        ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 20.94/3.77        ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 20.94/3.77        ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 20.94/3.77        ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 20.94/3.77        ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 20.94/3.77        ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 20.94/3.77        ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.77             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 20.94/3.77        ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.77             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 20.94/3.77        ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.77             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 20.94/3.77        ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.77             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 20.94/3.77        ( ~( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.77             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) | 
% 20.94/3.77        ( ~( ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.77             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) ) | 
% 20.94/3.77        ( ~( ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.77             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 20.94/3.77             X9 @ X10 ) ) | 
% 20.94/3.77        ( ~( ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.77             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 20.94/3.77             X9 @ X10 @ X11 ) ) | 
% 20.94/3.77        ( ~( ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.77             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 20.94/3.77             X9 @ X10 @ X11 @ X12 ) ) | 
% 20.94/3.77        ( ~( ssPv27_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.77             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 20.94/3.77             X9 @ X10 @ X11 @ X12 @ X13 ) ) ))).
% 20.94/3.77  thf(zf_stmt_53, negated_conjecture,
% 20.94/3.77    (( ssPv27_2r1r1 @ U @ V ) | ( ~( ssNder1_0 ) ) | 
% 20.94/3.77     ( ~( ssNder1_1r1 @ U ) ) | ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 20.94/3.77     ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 20.94/3.77     ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 20.94/3.77     ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 20.94/3.77     ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 20.94/3.77     ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 20.94/3.77     ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 20.94/3.77     ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 20.94/3.77     ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.77          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 20.94/3.77     ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.77          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 20.94/3.77     ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.77          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 20.94/3.77     ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.77          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 20.94/3.77     ( ~( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.77          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) | 
% 20.94/3.77     ( ~( ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.77          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) ) | 
% 20.94/3.77     ( ~( ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.77          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 20.94/3.77          X10 ) ) | 
% 20.94/3.77     ( ~( ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.77          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 20.94/3.77          X10 @ X11 ) ) | 
% 20.94/3.77     ( ~( ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.77          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 20.94/3.77          X10 @ X11 @ X12 ) ) | 
% 20.94/3.77     ( ~( ssPv27_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.77          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 20.94/3.77          X10 @ X11 @ X12 @ X13 ) )),
% 20.94/3.77    inference('cnf.neg', [status(esa)], [clause474])).
% 20.94/3.77  thf(zip_derived_cl534, plain,
% 20.94/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.77         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 20.94/3.77         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i]:
% 20.94/3.77         ( (ssPv27_2r1r1 @ X0 @ X1)
% 20.94/3.77          | ~ (ssNder1_0)
% 20.94/3.77          | ~ (ssNder1_1r1 @ X0)
% 20.94/3.77          | ~ (ssNder1_2r1r1 @ X0 @ X1)
% 20.94/3.77          | ~ (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)
% 20.94/3.77          | ~ (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)
% 20.94/3.77          | ~ (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)
% 20.94/3.77          | ~ (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)
% 20.94/3.77          | ~ (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)
% 20.94/3.77          | ~ (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 20.94/3.77               X7)
% 20.94/3.77          | ~ (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 20.94/3.77               X6 @ X7 @ X8)
% 20.94/3.77          | ~ (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 20.94/3.77               X6 @ X7 @ X8 @ X9)
% 20.94/3.77          | ~ (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 20.94/3.77               X5 @ X6 @ X7 @ X8 @ X9 @ X10)
% 20.94/3.77          | ~ (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 20.94/3.77               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11)
% 20.94/3.77          | ~ (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 20.94/3.77               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)
% 20.94/3.77          | ~ (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 20.94/3.77               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)
% 20.94/3.77          | ~ (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 20.94/3.77               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)
% 20.94/3.77          | ~ (ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 20.94/3.77               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 20.94/3.77               X14 @ X15)
% 20.94/3.77          | ~ (ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 20.94/3.77               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 20.94/3.77               X14 @ X15 @ X16)
% 20.94/3.77          | ~ (ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 20.94/3.77               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 20.94/3.77               X14 @ X15 @ X16 @ X17)
% 20.94/3.77          | ~ (ssPv27_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 20.94/3.77               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 20.94/3.77               X14 @ X15 @ X16 @ X17 @ X18))),
% 20.94/3.77      inference('cnf', [status(esa)], [zf_stmt_53])).
% 20.94/3.77  thf(zip_derived_cl1007, plain, ( (ssNder1_0)),
% 20.94/3.77      inference('cnf', [status(esa)], [zf_stmt_1])).
% 20.94/3.77  thf(zip_derived_cl1013, plain, (![X0 : $i]:  (ssNder1_1r1 @ X0)),
% 20.94/3.77      inference('demod', [status(thm)],
% 20.94/3.77                [zip_derived_cl1006, zip_derived_cl1007])).
% 20.94/3.77  thf(zip_derived_cl1014, plain,
% 20.94/3.77      (![X0 : $i, X1 : $i]:  (ssNder1_2r1r1 @ X0 @ X1)),
% 20.94/3.77      inference('demod', [status(thm)],
% 20.94/3.77                [zip_derived_cl1005, zip_derived_cl1007, zip_derived_cl1013])).
% 20.94/3.77  thf(zip_derived_cl1021, plain,
% 20.94/3.77      (![X0 : $i, X1 : $i, X2 : $i]:  (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)),
% 20.94/3.77      inference('demod', [status(thm)],
% 20.94/3.77                [zip_derived_cl994, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.77                 zip_derived_cl1014])).
% 20.94/3.77  thf(zip_derived_cl1046, plain,
% 20.94/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 20.94/3.77          (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)),
% 20.94/3.77      inference('demod', [status(thm)],
% 20.94/3.77                [zip_derived_cl984, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.77                 zip_derived_cl1014, zip_derived_cl1021])).
% 20.94/3.77  thf(zip_derived_cl1070, plain,
% 20.94/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 20.94/3.77          (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)),
% 20.94/3.77      inference('demod', [status(thm)],
% 20.94/3.77                [zip_derived_cl966, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.77                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046])).
% 20.94/3.77  thf(zip_derived_cl1101, plain,
% 20.94/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 20.94/3.77          (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)),
% 20.94/3.77      inference('demod', [status(thm)],
% 20.94/3.77                [zip_derived_cl948, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.77                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.77                 zip_derived_cl1070])).
% 20.94/3.77  thf(zip_derived_cl1131, plain,
% 20.94/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i]:
% 20.94/3.77          (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)),
% 20.94/3.77      inference('demod', [status(thm)],
% 20.94/3.77                [zip_derived_cl928, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.77                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.77                 zip_derived_cl1070, zip_derived_cl1101])).
% 20.94/3.77  thf(zip_derived_cl1179, plain,
% 20.94/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, X7 : $i]:
% 20.94/3.77          (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7)),
% 20.94/3.77      inference('demod', [status(thm)],
% 20.94/3.77                [zip_derived_cl901, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.77                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.77                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131])).
% 20.94/3.77  thf(zip_derived_cl1223, plain,
% 20.94/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.77         X7 : $i, X8 : $i]:
% 20.94/3.77          (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 20.94/3.77           X7 @ X8)),
% 20.94/3.77      inference('demod', [status(thm)],
% 20.94/3.77                [zip_derived_cl879, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.77                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.77                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.77                 zip_derived_cl1179])).
% 20.94/3.77  thf(zip_derived_cl1271, plain,
% 20.94/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.77         X7 : $i, X8 : $i, X9 : $i]:
% 20.94/3.77          (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 20.94/3.77           X7 @ X8 @ X9)),
% 20.94/3.77      inference('demod', [status(thm)],
% 20.94/3.77                [zip_derived_cl854, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.77                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.77                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.77                 zip_derived_cl1179, zip_derived_cl1223])).
% 20.94/3.77  thf(zip_derived_cl1324, plain,
% 20.94/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.77         X7 : $i, X8 : $i, X9 : $i, X10 : $i]:
% 20.94/3.77          (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 20.94/3.77           X6 @ X7 @ X8 @ X9 @ X10)),
% 20.94/3.77      inference('demod', [status(thm)],
% 20.94/3.77                [zip_derived_cl826, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.77                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.77                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.77                 zip_derived_cl1179, zip_derived_cl1223, zip_derived_cl1271])).
% 20.94/3.77  thf(zip_derived_cl1370, plain,
% 20.94/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.77         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i]:
% 20.94/3.77          (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 20.94/3.77           X6 @ X7 @ X8 @ X9 @ X10 @ X11)),
% 20.94/3.77      inference('demod', [status(thm)],
% 20.94/3.77                [zip_derived_cl800, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.77                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.77                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.77                 zip_derived_cl1179, zip_derived_cl1223, zip_derived_cl1271, 
% 20.94/3.77                 zip_derived_cl1324])).
% 20.94/3.77  thf(zip_derived_cl1424, plain,
% 20.94/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.77         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i]:
% 20.94/3.77          (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 20.94/3.77           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)),
% 20.94/3.77      inference('demod', [status(thm)],
% 20.94/3.77                [zip_derived_cl769, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.77                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.77                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.77                 zip_derived_cl1179, zip_derived_cl1223, zip_derived_cl1271, 
% 20.94/3.77                 zip_derived_cl1324, zip_derived_cl1370])).
% 20.94/3.77  thf(zip_derived_cl1485, plain,
% 20.94/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.77         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i]:
% 20.94/3.77          (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 20.94/3.77           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)),
% 20.94/3.77      inference('demod', [status(thm)],
% 20.94/3.77                [zip_derived_cl737, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.77                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.77                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.77                 zip_derived_cl1179, zip_derived_cl1223, zip_derived_cl1271, 
% 20.94/3.77                 zip_derived_cl1324, zip_derived_cl1370, zip_derived_cl1424])).
% 20.94/3.77  thf(zip_derived_cl1547, plain,
% 20.94/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.77         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 20.94/3.77         X14 : $i]:
% 20.94/3.77          (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 20.94/3.77           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)),
% 20.94/3.77      inference('demod', [status(thm)],
% 20.94/3.77                [zip_derived_cl702, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.77                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.77                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.77                 zip_derived_cl1179, zip_derived_cl1223, zip_derived_cl1271, 
% 20.94/3.77                 zip_derived_cl1324, zip_derived_cl1370, zip_derived_cl1424, 
% 20.94/3.77                 zip_derived_cl1485])).
% 20.94/3.77  thf(zip_derived_cl1615, plain,
% 20.94/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.77         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 20.94/3.77         X14 : $i, X15 : $i]:
% 20.94/3.77          (ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 20.94/3.77           X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15)),
% 20.94/3.77      inference('demod', [status(thm)],
% 20.94/3.77                [zip_derived_cl662, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.77                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.77                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.77                 zip_derived_cl1179, zip_derived_cl1223, zip_derived_cl1271, 
% 20.94/3.77                 zip_derived_cl1324, zip_derived_cl1370, zip_derived_cl1424, 
% 20.94/3.77                 zip_derived_cl1485, zip_derived_cl1547])).
% 20.94/3.77  thf(zip_derived_cl1701, plain,
% 20.94/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.77         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 20.94/3.77         X14 : $i, X15 : $i, X16 : $i]:
% 20.94/3.77          (ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 20.94/3.77           X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ 
% 20.94/3.77           X16)),
% 20.94/3.77      inference('demod', [status(thm)],
% 20.94/3.77                [zip_derived_cl622, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.77                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.77                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.77                 zip_derived_cl1179, zip_derived_cl1223, zip_derived_cl1271, 
% 20.94/3.77                 zip_derived_cl1324, zip_derived_cl1370, zip_derived_cl1424, 
% 20.94/3.77                 zip_derived_cl1485, zip_derived_cl1547, zip_derived_cl1615])).
% 20.94/3.77  thf(zip_derived_cl1791, plain,
% 20.94/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.77         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 20.94/3.77         X14 : $i, X15 : $i, X16 : $i, X17 : $i]:
% 20.94/3.77          (ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 20.94/3.77           X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 20.94/3.77           X15 @ X16 @ X17)),
% 20.94/3.77      inference('demod', [status(thm)],
% 20.94/3.77                [zip_derived_cl583, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.77                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.77                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.77                 zip_derived_cl1179, zip_derived_cl1223, zip_derived_cl1271, 
% 20.94/3.77                 zip_derived_cl1324, zip_derived_cl1370, zip_derived_cl1424, 
% 20.94/3.77                 zip_derived_cl1485, zip_derived_cl1547, zip_derived_cl1615, 
% 20.94/3.77                 zip_derived_cl1701])).
% 20.94/3.77  thf(zip_derived_cl1823, plain,
% 20.94/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.77         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 20.94/3.77         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i]:
% 20.94/3.77         ( (ssPv27_2r1r1 @ X0 @ X1)
% 20.94/3.77          | ~ (ssPv27_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 20.94/3.77               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 20.94/3.77               X14 @ X15 @ X16 @ X17 @ X18))),
% 20.94/3.77      inference('demod', [status(thm)],
% 20.94/3.77                [zip_derived_cl534, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.77                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.77                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.77                 zip_derived_cl1179, zip_derived_cl1223, zip_derived_cl1271, 
% 20.94/3.77                 zip_derived_cl1324, zip_derived_cl1370, zip_derived_cl1424, 
% 20.94/3.77                 zip_derived_cl1485, zip_derived_cl1547, zip_derived_cl1615, 
% 20.94/3.77                 zip_derived_cl1701, zip_derived_cl1791])).
% 20.94/3.77  thf(zip_derived_cl2269, plain,
% 20.94/3.77      (![X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, X7 : $i, X8 : $i, 
% 20.94/3.77         X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, X14 : $i, X15 : $i, 
% 20.94/3.77         X16 : $i, X17 : $i, X18 : $i]:
% 20.94/3.77         ( (ssPv12_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X18 @ X17 @ X16 @ 
% 20.94/3.77            X15 @ X14 @ X13 @ X12 @ X11 @ X10 @ X9 @ X8 @ X7 @ X6 @ X5 @ X4 @ 
% 20.94/3.77            X3 @ X2)
% 20.94/3.77          |  (ssPv23_6r1r1r1r1r1r1 @ X18 @ X17 @ X16 @ X15 @ X14 @ X13)
% 20.94/3.77          | ~ (ssPv24_5r1r1r1r1r1 @ X18 @ X17 @ X16 @ X15 @ X14)
% 20.94/3.77          | ~ (ssPv14_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X18 @ X17 @ X16 @ 
% 20.94/3.77               X15 @ X14 @ X13 @ X12 @ X11 @ X10 @ X9 @ X8 @ X7 @ X6 @ X5 @ X4)
% 20.94/3.77          |  (ssPv27_2r1r1 @ X18 @ X17))),
% 20.94/3.77      inference('sup-', [status(thm)], [zip_derived_cl2268, zip_derived_cl1823])).
% 20.94/3.77  thf(clause387, conjecture,
% 20.94/3.77    (~( ( ssPv28_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.77          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 20.94/3.77          X10 @ X11 ) | 
% 20.94/3.77        ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 20.94/3.77        ( ~( ssPv28_1r1 @ U ) ) | ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 20.94/3.77        ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 20.94/3.77        ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 20.94/3.77        ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 20.94/3.77        ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 20.94/3.77        ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 20.94/3.77        ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 20.94/3.77        ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 20.94/3.77        ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.77             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 20.94/3.77        ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.77             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 20.94/3.77        ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.77             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 20.94/3.77        ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.77             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 20.94/3.77        ( ~( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.77             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) | 
% 20.94/3.77        ( ~( ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.77             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) ) | 
% 20.94/3.77        ( ~( ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.77             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 20.94/3.77             X9 @ X10 ) ) ))).
% 20.94/3.77  thf(zf_stmt_54, negated_conjecture,
% 20.94/3.77    (( ssPv28_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.77       U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 20.94/3.77       X10 @ X11 ) | 
% 20.94/3.77     ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | ( ~( ssPv28_1r1 @ U ) ) | 
% 20.94/3.77     ( ~( ssNder1_2r1r1 @ U @ V ) ) | ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 20.94/3.77     ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 20.94/3.77     ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 20.94/3.77     ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 20.94/3.77     ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 20.94/3.77     ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 20.94/3.77     ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 20.94/3.77     ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.77          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 20.94/3.77     ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.77          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 20.94/3.77     ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.77          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 20.94/3.77     ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.77          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 20.94/3.77     ( ~( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.77          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) | 
% 20.94/3.77     ( ~( ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.77          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) ) | 
% 20.94/3.77     ( ~( ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.77          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 20.94/3.77          X10 ) )),
% 20.94/3.77    inference('cnf.neg', [status(esa)], [clause387])).
% 20.94/3.77  thf(zip_derived_cl621, plain,
% 20.94/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.77         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 20.94/3.77         X14 : $i, X15 : $i, X16 : $i]:
% 20.94/3.77         ( (ssPv28_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 20.94/3.77            X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ 
% 20.94/3.77            X16)
% 20.94/3.77          | ~ (ssNder1_0)
% 20.94/3.77          | ~ (ssNder1_1r1 @ X0)
% 20.94/3.77          | ~ (ssPv28_1r1 @ X0)
% 20.94/3.77          | ~ (ssNder1_2r1r1 @ X0 @ X1)
% 20.94/3.77          | ~ (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)
% 20.94/3.77          | ~ (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)
% 20.94/3.77          | ~ (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)
% 20.94/3.77          | ~ (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)
% 20.94/3.77          | ~ (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)
% 20.94/3.77          | ~ (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 20.94/3.77               X7)
% 20.94/3.77          | ~ (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 20.94/3.77               X6 @ X7 @ X8)
% 20.94/3.77          | ~ (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 20.94/3.77               X6 @ X7 @ X8 @ X9)
% 20.94/3.77          | ~ (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 20.94/3.77               X5 @ X6 @ X7 @ X8 @ X9 @ X10)
% 20.94/3.77          | ~ (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 20.94/3.77               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11)
% 20.94/3.77          | ~ (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 20.94/3.77               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)
% 20.94/3.77          | ~ (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 20.94/3.77               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)
% 20.94/3.77          | ~ (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 20.94/3.77               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)
% 20.94/3.77          | ~ (ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 20.94/3.77               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 20.94/3.77               X14 @ X15))),
% 20.94/3.77      inference('cnf', [status(esa)], [zf_stmt_54])).
% 20.94/3.77  thf(zip_derived_cl1007, plain, ( (ssNder1_0)),
% 20.94/3.77      inference('cnf', [status(esa)], [zf_stmt_1])).
% 20.94/3.77  thf(zip_derived_cl1013, plain, (![X0 : $i]:  (ssNder1_1r1 @ X0)),
% 20.94/3.77      inference('demod', [status(thm)],
% 20.94/3.77                [zip_derived_cl1006, zip_derived_cl1007])).
% 20.94/3.77  thf(zip_derived_cl1014, plain,
% 20.94/3.77      (![X0 : $i, X1 : $i]:  (ssNder1_2r1r1 @ X0 @ X1)),
% 20.94/3.77      inference('demod', [status(thm)],
% 20.94/3.77                [zip_derived_cl1005, zip_derived_cl1007, zip_derived_cl1013])).
% 20.94/3.77  thf(zip_derived_cl1021, plain,
% 20.94/3.77      (![X0 : $i, X1 : $i, X2 : $i]:  (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)),
% 20.94/3.77      inference('demod', [status(thm)],
% 20.94/3.77                [zip_derived_cl994, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.77                 zip_derived_cl1014])).
% 20.94/3.77  thf(zip_derived_cl1046, plain,
% 20.94/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 20.94/3.77          (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)),
% 20.94/3.77      inference('demod', [status(thm)],
% 20.94/3.77                [zip_derived_cl984, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.77                 zip_derived_cl1014, zip_derived_cl1021])).
% 20.94/3.77  thf(zip_derived_cl1070, plain,
% 20.94/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 20.94/3.77          (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)),
% 20.94/3.77      inference('demod', [status(thm)],
% 20.94/3.77                [zip_derived_cl966, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.77                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046])).
% 20.94/3.77  thf(zip_derived_cl1101, plain,
% 20.94/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 20.94/3.77          (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)),
% 20.94/3.77      inference('demod', [status(thm)],
% 20.94/3.77                [zip_derived_cl948, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.77                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.77                 zip_derived_cl1070])).
% 20.94/3.77  thf(zip_derived_cl1131, plain,
% 20.94/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i]:
% 20.94/3.77          (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)),
% 20.94/3.77      inference('demod', [status(thm)],
% 20.94/3.77                [zip_derived_cl928, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.77                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.77                 zip_derived_cl1070, zip_derived_cl1101])).
% 20.94/3.77  thf(zip_derived_cl1179, plain,
% 20.94/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, X7 : $i]:
% 20.94/3.77          (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7)),
% 20.94/3.77      inference('demod', [status(thm)],
% 20.94/3.77                [zip_derived_cl901, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.77                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.77                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131])).
% 20.94/3.77  thf(zip_derived_cl1223, plain,
% 20.94/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.77         X7 : $i, X8 : $i]:
% 20.94/3.77          (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 20.94/3.77           X7 @ X8)),
% 20.94/3.77      inference('demod', [status(thm)],
% 20.94/3.77                [zip_derived_cl879, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.77                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.77                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.77                 zip_derived_cl1179])).
% 20.94/3.77  thf(zip_derived_cl1271, plain,
% 20.94/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.77         X7 : $i, X8 : $i, X9 : $i]:
% 20.94/3.77          (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 20.94/3.77           X7 @ X8 @ X9)),
% 20.94/3.77      inference('demod', [status(thm)],
% 20.94/3.77                [zip_derived_cl854, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.77                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.77                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.77                 zip_derived_cl1179, zip_derived_cl1223])).
% 20.94/3.77  thf(zip_derived_cl1324, plain,
% 20.94/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.77         X7 : $i, X8 : $i, X9 : $i, X10 : $i]:
% 20.94/3.77          (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 20.94/3.77           X6 @ X7 @ X8 @ X9 @ X10)),
% 20.94/3.77      inference('demod', [status(thm)],
% 20.94/3.77                [zip_derived_cl826, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.77                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.77                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.77                 zip_derived_cl1179, zip_derived_cl1223, zip_derived_cl1271])).
% 20.94/3.77  thf(zip_derived_cl1370, plain,
% 20.94/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.77         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i]:
% 20.94/3.77          (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 20.94/3.77           X6 @ X7 @ X8 @ X9 @ X10 @ X11)),
% 20.94/3.77      inference('demod', [status(thm)],
% 20.94/3.77                [zip_derived_cl800, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.77                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.77                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.77                 zip_derived_cl1179, zip_derived_cl1223, zip_derived_cl1271, 
% 20.94/3.77                 zip_derived_cl1324])).
% 20.94/3.77  thf(zip_derived_cl1424, plain,
% 20.94/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.77         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i]:
% 20.94/3.77          (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 20.94/3.77           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)),
% 20.94/3.77      inference('demod', [status(thm)],
% 20.94/3.77                [zip_derived_cl769, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.77                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.77                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.77                 zip_derived_cl1179, zip_derived_cl1223, zip_derived_cl1271, 
% 20.94/3.77                 zip_derived_cl1324, zip_derived_cl1370])).
% 20.94/3.77  thf(zip_derived_cl1485, plain,
% 20.94/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.77         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i]:
% 20.94/3.77          (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 20.94/3.77           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)),
% 20.94/3.77      inference('demod', [status(thm)],
% 20.94/3.77                [zip_derived_cl737, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.77                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.77                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.77                 zip_derived_cl1179, zip_derived_cl1223, zip_derived_cl1271, 
% 20.94/3.77                 zip_derived_cl1324, zip_derived_cl1370, zip_derived_cl1424])).
% 20.94/3.77  thf(zip_derived_cl1547, plain,
% 20.94/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.77         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 20.94/3.77         X14 : $i]:
% 20.94/3.77          (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 20.94/3.77           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)),
% 20.94/3.77      inference('demod', [status(thm)],
% 20.94/3.77                [zip_derived_cl702, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.77                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.77                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.77                 zip_derived_cl1179, zip_derived_cl1223, zip_derived_cl1271, 
% 20.94/3.77                 zip_derived_cl1324, zip_derived_cl1370, zip_derived_cl1424, 
% 20.94/3.77                 zip_derived_cl1485])).
% 20.94/3.77  thf(zip_derived_cl1615, plain,
% 20.94/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.77         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 20.94/3.77         X14 : $i, X15 : $i]:
% 20.94/3.77          (ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 20.94/3.77           X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15)),
% 20.94/3.77      inference('demod', [status(thm)],
% 20.94/3.77                [zip_derived_cl662, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.77                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.77                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.77                 zip_derived_cl1179, zip_derived_cl1223, zip_derived_cl1271, 
% 20.94/3.77                 zip_derived_cl1324, zip_derived_cl1370, zip_derived_cl1424, 
% 20.94/3.77                 zip_derived_cl1485, zip_derived_cl1547])).
% 20.94/3.77  thf(zip_derived_cl1715, plain,
% 20.94/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.77         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 20.94/3.77         X14 : $i, X15 : $i, X16 : $i]:
% 20.94/3.77         ( (ssPv28_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 20.94/3.77            X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ 
% 20.94/3.77            X16)
% 20.94/3.77          | ~ (ssPv28_1r1 @ X0))),
% 20.94/3.77      inference('demod', [status(thm)],
% 20.94/3.77                [zip_derived_cl621, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.77                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.77                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.77                 zip_derived_cl1179, zip_derived_cl1223, zip_derived_cl1271, 
% 20.94/3.77                 zip_derived_cl1324, zip_derived_cl1370, zip_derived_cl1424, 
% 20.94/3.77                 zip_derived_cl1485, zip_derived_cl1547, zip_derived_cl1615])).
% 20.94/3.77  thf(clause501, conjecture,
% 20.94/3.77    (~( ( ssPv16_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.77          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 20.94/3.77          X10 @ X11 ) | 
% 20.94/3.77        ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 20.94/3.77        ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 20.94/3.77        ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 20.94/3.77        ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 20.94/3.77        ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 20.94/3.77        ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 20.94/3.77        ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 20.94/3.77        ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 20.94/3.77        ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 20.94/3.77        ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.77             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 20.94/3.77        ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.77             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 20.94/3.77        ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.77             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 20.94/3.77        ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.77             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 20.94/3.77        ( ~( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.77             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) | 
% 20.94/3.77        ( ~( ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.77             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) ) | 
% 20.94/3.77        ( ~( ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.77             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 20.94/3.77             X9 @ X10 ) ) | 
% 20.94/3.77        ( ~( ssPv28_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.77             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 20.94/3.77             X9 @ X10 @ X11 ) ) | 
% 20.94/3.77        ( ~( ssPv15_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.77             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 20.94/3.77             X9 @ X10 @ X11 ) ) | 
% 20.94/3.77        ( ~( ssPv12_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.77             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 20.94/3.77             X9 @ X10 @ X11 ) ) ))).
% 20.94/3.77  thf(zf_stmt_55, negated_conjecture,
% 20.94/3.77    (( ssPv16_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.77       U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 20.94/3.77       X10 @ X11 ) | 
% 20.94/3.77     ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 20.94/3.77     ( ~( ssNder1_2r1r1 @ U @ V ) ) | ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 20.94/3.77     ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 20.94/3.77     ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 20.94/3.77     ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 20.94/3.77     ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 20.94/3.77     ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 20.94/3.77     ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 20.94/3.77     ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.77          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 20.94/3.77     ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.77          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 20.94/3.77     ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.77          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 20.94/3.77     ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.77          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 20.94/3.77     ( ~( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.77          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) | 
% 20.94/3.77     ( ~( ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.77          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) ) | 
% 20.94/3.77     ( ~( ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.77          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 20.94/3.77          X10 ) ) | 
% 20.94/3.77     ( ~( ssPv28_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.77          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 20.94/3.77          X10 @ X11 ) ) | 
% 20.94/3.77     ( ~( ssPv15_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.77          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 20.94/3.77          X10 @ X11 ) ) | 
% 20.94/3.77     ( ~( ssPv12_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.77          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 20.94/3.77          X10 @ X11 ) )),
% 20.94/3.77    inference('cnf.neg', [status(esa)], [clause501])).
% 20.94/3.77  thf(zip_derived_cl507, plain,
% 20.94/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.77         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 20.94/3.77         X14 : $i, X15 : $i, X16 : $i]:
% 20.94/3.77         ( (ssPv16_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 20.94/3.77            X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ 
% 20.94/3.77            X16)
% 20.94/3.77          | ~ (ssNder1_0)
% 20.94/3.77          | ~ (ssNder1_1r1 @ X0)
% 20.94/3.77          | ~ (ssNder1_2r1r1 @ X0 @ X1)
% 20.94/3.77          | ~ (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)
% 20.94/3.77          | ~ (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)
% 20.94/3.77          | ~ (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)
% 20.94/3.77          | ~ (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)
% 20.94/3.77          | ~ (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)
% 20.94/3.77          | ~ (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 20.94/3.77               X7)
% 20.94/3.77          | ~ (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 20.94/3.77               X6 @ X7 @ X8)
% 20.94/3.77          | ~ (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 20.94/3.77               X6 @ X7 @ X8 @ X9)
% 20.94/3.77          | ~ (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 20.94/3.77               X5 @ X6 @ X7 @ X8 @ X9 @ X10)
% 20.94/3.77          | ~ (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 20.94/3.77               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11)
% 20.94/3.77          | ~ (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 20.94/3.77               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)
% 20.94/3.77          | ~ (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 20.94/3.77               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)
% 20.94/3.77          | ~ (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 20.94/3.77               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)
% 20.94/3.77          | ~ (ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 20.94/3.77               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 20.94/3.77               X14 @ X15)
% 20.94/3.77          | ~ (ssPv28_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 20.94/3.77               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 20.94/3.77               X14 @ X15 @ X16)
% 20.94/3.77          | ~ (ssPv15_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 20.94/3.77               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 20.94/3.77               X14 @ X15 @ X16)
% 20.94/3.77          | ~ (ssPv12_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 20.94/3.77               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 20.94/3.77               X14 @ X15 @ X16))),
% 20.94/3.77      inference('cnf', [status(esa)], [zf_stmt_55])).
% 20.94/3.77  thf(zip_derived_cl1007, plain, ( (ssNder1_0)),
% 20.94/3.77      inference('cnf', [status(esa)], [zf_stmt_1])).
% 20.94/3.77  thf(zip_derived_cl1013, plain, (![X0 : $i]:  (ssNder1_1r1 @ X0)),
% 20.94/3.77      inference('demod', [status(thm)],
% 20.94/3.77                [zip_derived_cl1006, zip_derived_cl1007])).
% 20.94/3.77  thf(zip_derived_cl1014, plain,
% 20.94/3.77      (![X0 : $i, X1 : $i]:  (ssNder1_2r1r1 @ X0 @ X1)),
% 20.94/3.77      inference('demod', [status(thm)],
% 20.94/3.77                [zip_derived_cl1005, zip_derived_cl1007, zip_derived_cl1013])).
% 20.94/3.77  thf(zip_derived_cl1021, plain,
% 20.94/3.77      (![X0 : $i, X1 : $i, X2 : $i]:  (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)),
% 20.94/3.77      inference('demod', [status(thm)],
% 20.94/3.77                [zip_derived_cl994, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.77                 zip_derived_cl1014])).
% 20.94/3.77  thf(zip_derived_cl1046, plain,
% 20.94/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 20.94/3.77          (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)),
% 20.94/3.77      inference('demod', [status(thm)],
% 20.94/3.77                [zip_derived_cl984, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.77                 zip_derived_cl1014, zip_derived_cl1021])).
% 20.94/3.77  thf(zip_derived_cl1070, plain,
% 20.94/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 20.94/3.77          (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)),
% 20.94/3.77      inference('demod', [status(thm)],
% 20.94/3.77                [zip_derived_cl966, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.77                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046])).
% 20.94/3.77  thf(zip_derived_cl1101, plain,
% 20.94/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 20.94/3.77          (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)),
% 20.94/3.77      inference('demod', [status(thm)],
% 20.94/3.77                [zip_derived_cl948, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.77                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.77                 zip_derived_cl1070])).
% 20.94/3.77  thf(zip_derived_cl1131, plain,
% 20.94/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i]:
% 20.94/3.77          (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)),
% 20.94/3.77      inference('demod', [status(thm)],
% 20.94/3.77                [zip_derived_cl928, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.77                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.77                 zip_derived_cl1070, zip_derived_cl1101])).
% 20.94/3.77  thf(zip_derived_cl1179, plain,
% 20.94/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, X7 : $i]:
% 20.94/3.77          (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7)),
% 20.94/3.77      inference('demod', [status(thm)],
% 20.94/3.77                [zip_derived_cl901, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.77                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.77                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131])).
% 20.94/3.77  thf(zip_derived_cl1223, plain,
% 20.94/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.77         X7 : $i, X8 : $i]:
% 20.94/3.77          (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 20.94/3.77           X7 @ X8)),
% 20.94/3.77      inference('demod', [status(thm)],
% 20.94/3.77                [zip_derived_cl879, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.77                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.77                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.77                 zip_derived_cl1179])).
% 20.94/3.77  thf(zip_derived_cl1271, plain,
% 20.94/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.77         X7 : $i, X8 : $i, X9 : $i]:
% 20.94/3.77          (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 20.94/3.77           X7 @ X8 @ X9)),
% 20.94/3.77      inference('demod', [status(thm)],
% 20.94/3.77                [zip_derived_cl854, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.77                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.77                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.77                 zip_derived_cl1179, zip_derived_cl1223])).
% 20.94/3.77  thf(zip_derived_cl1324, plain,
% 20.94/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.77         X7 : $i, X8 : $i, X9 : $i, X10 : $i]:
% 20.94/3.77          (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 20.94/3.77           X6 @ X7 @ X8 @ X9 @ X10)),
% 20.94/3.77      inference('demod', [status(thm)],
% 20.94/3.77                [zip_derived_cl826, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.77                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.77                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.77                 zip_derived_cl1179, zip_derived_cl1223, zip_derived_cl1271])).
% 20.94/3.77  thf(zip_derived_cl1370, plain,
% 20.94/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.77         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i]:
% 20.94/3.77          (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 20.94/3.77           X6 @ X7 @ X8 @ X9 @ X10 @ X11)),
% 20.94/3.77      inference('demod', [status(thm)],
% 20.94/3.77                [zip_derived_cl800, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.77                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.77                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.77                 zip_derived_cl1179, zip_derived_cl1223, zip_derived_cl1271, 
% 20.94/3.77                 zip_derived_cl1324])).
% 20.94/3.77  thf(zip_derived_cl1424, plain,
% 20.94/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.77         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i]:
% 20.94/3.77          (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 20.94/3.77           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)),
% 20.94/3.77      inference('demod', [status(thm)],
% 20.94/3.77                [zip_derived_cl769, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.77                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.77                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.77                 zip_derived_cl1179, zip_derived_cl1223, zip_derived_cl1271, 
% 20.94/3.77                 zip_derived_cl1324, zip_derived_cl1370])).
% 20.94/3.77  thf(zip_derived_cl1485, plain,
% 20.94/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.77         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i]:
% 20.94/3.77          (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 20.94/3.77           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)),
% 20.94/3.77      inference('demod', [status(thm)],
% 20.94/3.77                [zip_derived_cl737, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.77                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.77                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.77                 zip_derived_cl1179, zip_derived_cl1223, zip_derived_cl1271, 
% 20.94/3.77                 zip_derived_cl1324, zip_derived_cl1370, zip_derived_cl1424])).
% 20.94/3.77  thf(zip_derived_cl1547, plain,
% 20.94/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.77         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 20.94/3.77         X14 : $i]:
% 20.94/3.77          (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 20.94/3.77           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)),
% 20.94/3.77      inference('demod', [status(thm)],
% 20.94/3.77                [zip_derived_cl702, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.77                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.77                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.77                 zip_derived_cl1179, zip_derived_cl1223, zip_derived_cl1271, 
% 20.94/3.77                 zip_derived_cl1324, zip_derived_cl1370, zip_derived_cl1424, 
% 20.94/3.77                 zip_derived_cl1485])).
% 20.94/3.77  thf(zip_derived_cl1615, plain,
% 20.94/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.77         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 20.94/3.77         X14 : $i, X15 : $i]:
% 20.94/3.77          (ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 20.94/3.77           X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15)),
% 20.94/3.77      inference('demod', [status(thm)],
% 20.94/3.77                [zip_derived_cl662, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.77                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.77                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.77                 zip_derived_cl1179, zip_derived_cl1223, zip_derived_cl1271, 
% 20.94/3.77                 zip_derived_cl1324, zip_derived_cl1370, zip_derived_cl1424, 
% 20.94/3.77                 zip_derived_cl1485, zip_derived_cl1547])).
% 20.94/3.77  thf(zip_derived_cl1931, plain,
% 20.94/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.77         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 20.94/3.77         X14 : $i, X15 : $i, X16 : $i]:
% 20.94/3.77         ( (ssPv16_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 20.94/3.77            X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ 
% 20.94/3.77            X16)
% 20.94/3.77          | ~ (ssPv28_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 20.94/3.77               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 20.94/3.77               X14 @ X15 @ X16)
% 20.94/3.77          | ~ (ssPv15_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 20.94/3.77               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 20.94/3.77               X14 @ X15 @ X16)
% 20.94/3.77          | ~ (ssPv12_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 20.94/3.77               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 20.94/3.77               X14 @ X15 @ X16))),
% 20.94/3.77      inference('demod', [status(thm)],
% 20.94/3.77                [zip_derived_cl507, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.77                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.77                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.77                 zip_derived_cl1179, zip_derived_cl1223, zip_derived_cl1271, 
% 20.94/3.77                 zip_derived_cl1324, zip_derived_cl1370, zip_derived_cl1424, 
% 20.94/3.77                 zip_derived_cl1485, zip_derived_cl1547, zip_derived_cl1615])).
% 20.94/3.77  thf(zip_derived_cl1932, plain,
% 20.94/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.77         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 20.94/3.77         X14 : $i, X15 : $i, X16 : $i]:
% 20.94/3.77         (~ (ssPv28_1r1 @ X16)
% 20.94/3.77          | ~ (ssPv12_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X16 @ X15 @ X14 @ 
% 20.94/3.77               X13 @ X12 @ X11 @ X10 @ X9 @ X8 @ X7 @ X6 @ X5 @ X4 @ X3 @ X2 @ 
% 20.94/3.77               X1 @ X0)
% 20.94/3.77          | ~ (ssPv15_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X16 @ X15 @ X14 @ 
% 20.94/3.77               X13 @ X12 @ X11 @ X10 @ X9 @ X8 @ X7 @ X6 @ X5 @ X4 @ X3 @ X2 @ 
% 20.94/3.77               X1 @ X0)
% 20.94/3.77          |  (ssPv16_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X16 @ X15 @ X14 @ 
% 20.94/3.77              X13 @ X12 @ X11 @ X10 @ X9 @ X8 @ X7 @ X6 @ X5 @ X4 @ X3 @ X2 @ 
% 20.94/3.77              X1 @ X0))),
% 20.94/3.77      inference('sup-', [status(thm)], [zip_derived_cl1715, zip_derived_cl1931])).
% 20.94/3.77  thf(zip_derived_cl2270, plain,
% 20.94/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.77         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 20.94/3.77         X14 : $i, X15 : $i, X16 : $i]:
% 20.94/3.77         ( (ssPv27_2r1r1 @ X16 @ X15)
% 20.94/3.77          | ~ (ssPv14_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X16 @ X15 @ X14 @ 
% 20.94/3.77               X13 @ X12 @ X11 @ X10 @ X9 @ X8 @ X7 @ X6 @ X5 @ X4 @ X3 @ X2)
% 20.94/3.77          | ~ (ssPv24_5r1r1r1r1r1 @ X16 @ X15 @ X14 @ X13 @ X12)
% 20.94/3.77          |  (ssPv23_6r1r1r1r1r1r1 @ X16 @ X15 @ X14 @ X13 @ X12 @ X11)
% 20.94/3.77          |  (ssPv16_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X16 @ X15 @ X14 @ 
% 20.94/3.77              X13 @ X12 @ X11 @ X10 @ X9 @ X8 @ X7 @ X6 @ X5 @ X4 @ X3 @ X2 @ 
% 20.94/3.77              X1 @ X0)
% 20.94/3.77          | ~ (ssPv15_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X16 @ X15 @ X14 @ 
% 20.94/3.77               X13 @ X12 @ X11 @ X10 @ X9 @ X8 @ X7 @ X6 @ X5 @ X4 @ X3 @ X2 @ 
% 20.94/3.77               X1 @ X0)
% 20.94/3.77          | ~ (ssPv28_1r1 @ X16))),
% 20.94/3.77      inference('sup-', [status(thm)], [zip_derived_cl2269, zip_derived_cl1932])).
% 20.94/3.77  thf(zip_derived_cl2273, plain,
% 20.94/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.77         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 20.94/3.77         X14 : $i, X15 : $i, X16 : $i]:
% 20.94/3.77         (~ (ssPv15_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X16 @ X15 @ X14 @ X13 @ 
% 20.94/3.77             X12 @ X11 @ X10 @ X9 @ X8 @ X7 @ X6 @ X5 @ X4 @ X3)
% 20.94/3.77          | ~ (ssPv28_1r1 @ X16)
% 20.94/3.77          |  (ssPv16_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X16 @ X15 @ X14 @ 
% 20.94/3.77              X13 @ X12 @ X11 @ X10 @ X9 @ X8 @ X7 @ X6 @ X5 @ X4 @ X3 @ X2 @ 
% 20.94/3.77              X1 @ X0)
% 20.94/3.77          |  (ssPv23_6r1r1r1r1r1r1 @ X16 @ X15 @ X14 @ X13 @ X12 @ X11)
% 20.94/3.77          | ~ (ssPv24_5r1r1r1r1r1 @ X16 @ X15 @ X14 @ X13 @ X12)
% 20.94/3.77          | ~ (ssPv14_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X16 @ X15 @ X14 @ 
% 20.94/3.77               X13 @ X12 @ X11 @ X10 @ X9 @ X8 @ X7 @ X6 @ X5 @ X4 @ X3 @ X2)
% 20.94/3.77          |  (ssPv27_2r1r1 @ X16 @ X15))),
% 20.94/3.77      inference('sup-', [status(thm)], [zip_derived_cl1781, zip_derived_cl2270])).
% 20.94/3.77  thf(clause418, conjecture,
% 20.94/3.77    (~( ( ssPv16_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.77          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) | 
% 20.94/3.77        ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 20.94/3.77        ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 20.94/3.77        ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 20.94/3.77        ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 20.94/3.77        ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 20.94/3.77        ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 20.94/3.77        ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 20.94/3.77        ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 20.94/3.77        ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 20.94/3.77        ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.77             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 20.94/3.77        ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.77             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 20.94/3.77        ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.77             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 20.94/3.77        ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.77             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 20.94/3.77        ( ~( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.77             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) | 
% 20.94/3.77        ( ~( ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.77             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) ) | 
% 20.94/3.77        ( ~( ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.77             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 20.94/3.77             X9 @ X10 ) ) | 
% 20.94/3.77        ( ~( ssPv16_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.77             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 20.94/3.77             X9 @ X10 @ X11 ) ) ))).
% 20.94/3.77  thf(zf_stmt_56, negated_conjecture,
% 20.94/3.77    (( ssPv16_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.77       U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) | 
% 20.94/3.77     ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 20.94/3.77     ( ~( ssNder1_2r1r1 @ U @ V ) ) | ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 20.94/3.77     ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 20.94/3.77     ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 20.94/3.77     ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 20.94/3.77     ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 20.94/3.77     ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 20.94/3.77     ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 20.94/3.77     ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.77          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 20.94/3.77     ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.77          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 20.94/3.77     ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.77          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 20.94/3.77     ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.77          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 20.94/3.77     ( ~( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.77          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) | 
% 20.94/3.77     ( ~( ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.77          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) ) | 
% 20.94/3.77     ( ~( ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.77          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 20.94/3.77          X10 ) ) | 
% 20.94/3.77     ( ~( ssPv16_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.77          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 20.94/3.77          X10 @ X11 ) )),
% 20.94/3.77    inference('cnf.neg', [status(esa)], [clause418])).
% 20.94/3.77  thf(zip_derived_cl590, plain,
% 20.94/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.77         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 20.94/3.77         X14 : $i, X15 : $i, X16 : $i]:
% 20.94/3.77         ( (ssPv16_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 20.94/3.77            X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)
% 20.94/3.77          | ~ (ssNder1_0)
% 20.94/3.77          | ~ (ssNder1_1r1 @ X0)
% 20.94/3.77          | ~ (ssNder1_2r1r1 @ X0 @ X1)
% 20.94/3.77          | ~ (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)
% 20.94/3.77          | ~ (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)
% 20.94/3.77          | ~ (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)
% 20.94/3.77          | ~ (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)
% 20.94/3.77          | ~ (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)
% 20.94/3.77          | ~ (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 20.94/3.77               X7)
% 20.94/3.77          | ~ (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 20.94/3.77               X6 @ X7 @ X8)
% 20.94/3.77          | ~ (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 20.94/3.77               X6 @ X7 @ X8 @ X9)
% 20.94/3.77          | ~ (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 20.94/3.77               X5 @ X6 @ X7 @ X8 @ X9 @ X10)
% 20.94/3.77          | ~ (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 20.94/3.77               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11)
% 20.94/3.77          | ~ (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 20.94/3.77               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)
% 20.94/3.77          | ~ (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 20.94/3.77               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)
% 20.94/3.77          | ~ (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 20.94/3.77               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)
% 20.94/3.77          | ~ (ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 20.94/3.77               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 20.94/3.77               X14 @ X15)
% 20.94/3.77          | ~ (ssPv16_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 20.94/3.77               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 20.94/3.77               X14 @ X15 @ X16))),
% 20.94/3.77      inference('cnf', [status(esa)], [zf_stmt_56])).
% 20.94/3.77  thf(zip_derived_cl1007, plain, ( (ssNder1_0)),
% 20.94/3.77      inference('cnf', [status(esa)], [zf_stmt_1])).
% 20.94/3.77  thf(zip_derived_cl1013, plain, (![X0 : $i]:  (ssNder1_1r1 @ X0)),
% 20.94/3.77      inference('demod', [status(thm)],
% 20.94/3.77                [zip_derived_cl1006, zip_derived_cl1007])).
% 20.94/3.77  thf(zip_derived_cl1014, plain,
% 20.94/3.77      (![X0 : $i, X1 : $i]:  (ssNder1_2r1r1 @ X0 @ X1)),
% 20.94/3.77      inference('demod', [status(thm)],
% 20.94/3.77                [zip_derived_cl1005, zip_derived_cl1007, zip_derived_cl1013])).
% 20.94/3.77  thf(zip_derived_cl1021, plain,
% 20.94/3.77      (![X0 : $i, X1 : $i, X2 : $i]:  (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)),
% 20.94/3.77      inference('demod', [status(thm)],
% 20.94/3.77                [zip_derived_cl994, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.77                 zip_derived_cl1014])).
% 20.94/3.77  thf(zip_derived_cl1046, plain,
% 20.94/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 20.94/3.77          (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)),
% 20.94/3.77      inference('demod', [status(thm)],
% 20.94/3.77                [zip_derived_cl984, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.77                 zip_derived_cl1014, zip_derived_cl1021])).
% 20.94/3.77  thf(zip_derived_cl1070, plain,
% 20.94/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 20.94/3.77          (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)),
% 20.94/3.77      inference('demod', [status(thm)],
% 20.94/3.77                [zip_derived_cl966, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.77                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046])).
% 20.94/3.77  thf(zip_derived_cl1101, plain,
% 20.94/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 20.94/3.77          (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)),
% 20.94/3.77      inference('demod', [status(thm)],
% 20.94/3.77                [zip_derived_cl948, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.77                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.77                 zip_derived_cl1070])).
% 20.94/3.77  thf(zip_derived_cl1131, plain,
% 20.94/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i]:
% 20.94/3.77          (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)),
% 20.94/3.77      inference('demod', [status(thm)],
% 20.94/3.77                [zip_derived_cl928, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.77                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.77                 zip_derived_cl1070, zip_derived_cl1101])).
% 20.94/3.77  thf(zip_derived_cl1179, plain,
% 20.94/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, X7 : $i]:
% 20.94/3.77          (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7)),
% 20.94/3.77      inference('demod', [status(thm)],
% 20.94/3.77                [zip_derived_cl901, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.77                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.77                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131])).
% 20.94/3.77  thf(zip_derived_cl1223, plain,
% 20.94/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.77         X7 : $i, X8 : $i]:
% 20.94/3.77          (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 20.94/3.77           X7 @ X8)),
% 20.94/3.77      inference('demod', [status(thm)],
% 20.94/3.77                [zip_derived_cl879, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.77                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.77                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.77                 zip_derived_cl1179])).
% 20.94/3.77  thf(zip_derived_cl1271, plain,
% 20.94/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.77         X7 : $i, X8 : $i, X9 : $i]:
% 20.94/3.77          (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 20.94/3.77           X7 @ X8 @ X9)),
% 20.94/3.77      inference('demod', [status(thm)],
% 20.94/3.77                [zip_derived_cl854, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.77                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.77                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.77                 zip_derived_cl1179, zip_derived_cl1223])).
% 20.94/3.77  thf(zip_derived_cl1324, plain,
% 20.94/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.77         X7 : $i, X8 : $i, X9 : $i, X10 : $i]:
% 20.94/3.77          (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 20.94/3.77           X6 @ X7 @ X8 @ X9 @ X10)),
% 20.94/3.77      inference('demod', [status(thm)],
% 20.94/3.77                [zip_derived_cl826, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.77                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.77                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.77                 zip_derived_cl1179, zip_derived_cl1223, zip_derived_cl1271])).
% 20.94/3.77  thf(zip_derived_cl1370, plain,
% 20.94/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.77         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i]:
% 20.94/3.77          (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 20.94/3.77           X6 @ X7 @ X8 @ X9 @ X10 @ X11)),
% 20.94/3.77      inference('demod', [status(thm)],
% 20.94/3.77                [zip_derived_cl800, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.77                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.77                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.77                 zip_derived_cl1179, zip_derived_cl1223, zip_derived_cl1271, 
% 20.94/3.77                 zip_derived_cl1324])).
% 20.94/3.77  thf(zip_derived_cl1424, plain,
% 20.94/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.77         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i]:
% 20.94/3.77          (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 20.94/3.77           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)),
% 20.94/3.77      inference('demod', [status(thm)],
% 20.94/3.77                [zip_derived_cl769, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.77                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.77                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.77                 zip_derived_cl1179, zip_derived_cl1223, zip_derived_cl1271, 
% 20.94/3.77                 zip_derived_cl1324, zip_derived_cl1370])).
% 20.94/3.77  thf(zip_derived_cl1485, plain,
% 20.94/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.77         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i]:
% 20.94/3.77          (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 20.94/3.77           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)),
% 20.94/3.77      inference('demod', [status(thm)],
% 20.94/3.77                [zip_derived_cl737, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.77                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.77                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.77                 zip_derived_cl1179, zip_derived_cl1223, zip_derived_cl1271, 
% 20.94/3.77                 zip_derived_cl1324, zip_derived_cl1370, zip_derived_cl1424])).
% 20.94/3.77  thf(zip_derived_cl1547, plain,
% 20.94/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.77         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 20.94/3.77         X14 : $i]:
% 20.94/3.77          (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 20.94/3.77           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)),
% 20.94/3.77      inference('demod', [status(thm)],
% 20.94/3.77                [zip_derived_cl702, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.77                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.77                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.77                 zip_derived_cl1179, zip_derived_cl1223, zip_derived_cl1271, 
% 20.94/3.77                 zip_derived_cl1324, zip_derived_cl1370, zip_derived_cl1424, 
% 20.94/3.77                 zip_derived_cl1485])).
% 20.94/3.77  thf(zip_derived_cl1615, plain,
% 20.94/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.77         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 20.94/3.77         X14 : $i, X15 : $i]:
% 20.94/3.77          (ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 20.94/3.77           X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15)),
% 20.94/3.77      inference('demod', [status(thm)],
% 20.94/3.77                [zip_derived_cl662, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.77                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.77                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.77                 zip_derived_cl1179, zip_derived_cl1223, zip_derived_cl1271, 
% 20.94/3.77                 zip_derived_cl1324, zip_derived_cl1370, zip_derived_cl1424, 
% 20.94/3.77                 zip_derived_cl1485, zip_derived_cl1547])).
% 20.94/3.77  thf(zip_derived_cl1741, plain,
% 20.94/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.77         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 20.94/3.77         X14 : $i, X15 : $i, X16 : $i]:
% 20.94/3.77         ( (ssPv16_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 20.94/3.77            X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)
% 20.94/3.77          | ~ (ssPv16_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 20.94/3.77               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 20.94/3.77               X14 @ X15 @ X16))),
% 20.94/3.77      inference('demod', [status(thm)],
% 20.94/3.77                [zip_derived_cl590, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.77                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.77                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.77                 zip_derived_cl1179, zip_derived_cl1223, zip_derived_cl1271, 
% 20.94/3.77                 zip_derived_cl1324, zip_derived_cl1370, zip_derived_cl1424, 
% 20.94/3.77                 zip_derived_cl1485, zip_derived_cl1547, zip_derived_cl1615])).
% 20.94/3.77  thf(zip_derived_cl2280, plain,
% 20.94/3.77      (![X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, X7 : $i, X8 : $i, 
% 20.94/3.77         X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, X14 : $i, X15 : $i, 
% 20.94/3.77         X16 : $i]:
% 20.94/3.77         ( (ssPv27_2r1r1 @ X16 @ X15)
% 20.94/3.77          | ~ (ssPv14_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X16 @ X15 @ X14 @ 
% 20.94/3.77               X13 @ X12 @ X11 @ X10 @ X9 @ X8 @ X7 @ X6 @ X5 @ X4 @ X3 @ X2)
% 20.94/3.77          | ~ (ssPv24_5r1r1r1r1r1 @ X16 @ X15 @ X14 @ X13 @ X12)
% 20.94/3.77          |  (ssPv23_6r1r1r1r1r1r1 @ X16 @ X15 @ X14 @ X13 @ X12 @ X11)
% 20.94/3.77          | ~ (ssPv28_1r1 @ X16)
% 20.94/3.77          | ~ (ssPv15_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X16 @ X15 @ X14 @ X13 @ 
% 20.94/3.77               X12 @ X11 @ X10 @ X9 @ X8 @ X7 @ X6 @ X5 @ X4 @ X3)
% 20.94/3.77          |  (ssPv16_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X16 @ X15 @ X14 @ X13 @ 
% 20.94/3.77              X12 @ X11 @ X10 @ X9 @ X8 @ X7 @ X6 @ X5 @ X4))),
% 20.94/3.77      inference('sup-', [status(thm)], [zip_derived_cl2273, zip_derived_cl1741])).
% 20.94/3.77  thf(zip_derived_cl2281, plain,
% 20.94/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.77         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i]:
% 20.94/3.77         ( (ssPv16_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X13 @ X12 @ X11 @ X10 @ X9 @ 
% 20.94/3.77            X8 @ X7 @ X6 @ X5 @ X4 @ X3 @ X2 @ X1)
% 20.94/3.77          | ~ (ssPv15_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X13 @ X12 @ X11 @ X10 @ 
% 20.94/3.77               X9 @ X8 @ X7 @ X6 @ X5 @ X4 @ X3 @ X2 @ X1 @ X0)
% 20.94/3.77          | ~ (ssPv28_1r1 @ X13)
% 20.94/3.77          |  (ssPv23_6r1r1r1r1r1r1 @ X13 @ X12 @ X11 @ X10 @ X9 @ X8)
% 20.94/3.77          | ~ (ssPv24_5r1r1r1r1r1 @ X13 @ X12 @ X11 @ X10 @ X9)
% 20.94/3.77          |  (ssPv27_2r1r1 @ X13 @ X12))),
% 20.94/3.77      inference('sup-', [status(thm)], [zip_derived_cl1504, zip_derived_cl2280])).
% 20.94/3.77  thf(zip_derived_cl2282, plain,
% 20.94/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.77         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i]:
% 20.94/3.77         ( (ssPv27_2r1r1 @ X12 @ X11)
% 20.94/3.77          | ~ (ssPv24_5r1r1r1r1r1 @ X12 @ X11 @ X10 @ X9 @ X8)
% 20.94/3.77          |  (ssPv23_6r1r1r1r1r1r1 @ X12 @ X11 @ X10 @ X9 @ X8 @ X7)
% 20.94/3.77          | ~ (ssPv28_1r1 @ X12)
% 20.94/3.77          |  (ssPv16_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X12 @ X11 @ X10 @ X9 @ 
% 20.94/3.77              X8 @ X7 @ X6 @ X5 @ X4 @ X3 @ X2 @ X1 @ X0))),
% 20.94/3.77      inference('sup-', [status(thm)], [zip_derived_cl1443, zip_derived_cl2281])).
% 20.94/3.77  thf(clause210, conjecture,
% 20.94/3.77    (~( ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 20.94/3.77        ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 20.94/3.77        ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 20.94/3.77        ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 20.94/3.77        ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 20.94/3.77        ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 20.94/3.77        ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 20.94/3.77        ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 20.94/3.77        ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 20.94/3.77        ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.77             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 20.94/3.77        ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.77             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 20.94/3.77        ( ~( ssPv16_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.77             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ skc39 ) ) ))).
% 20.94/3.77  thf(zf_stmt_57, negated_conjecture,
% 20.94/3.77    (( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 20.94/3.77     ( ~( ssNder1_2r1r1 @ U @ V ) ) | ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 20.94/3.77     ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 20.94/3.77     ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 20.94/3.77     ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 20.94/3.77     ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 20.94/3.77     ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 20.94/3.77     ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 20.94/3.77     ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.77          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 20.94/3.77     ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.77          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 20.94/3.77     ( ~( ssPv16_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.77          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ skc39 ) )),
% 20.94/3.77    inference('cnf.neg', [status(esa)], [clause210])).
% 20.94/3.77  thf(zip_derived_cl798, plain,
% 20.94/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.77         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i]:
% 20.94/3.77         (~ (ssNder1_0)
% 20.94/3.77          | ~ (ssNder1_1r1 @ X0)
% 20.94/3.77          | ~ (ssNder1_2r1r1 @ X0 @ X1)
% 20.94/3.77          | ~ (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)
% 20.94/3.77          | ~ (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)
% 20.94/3.77          | ~ (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)
% 20.94/3.77          | ~ (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)
% 20.94/3.77          | ~ (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)
% 20.94/3.77          | ~ (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 20.94/3.77               X7)
% 20.94/3.77          | ~ (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 20.94/3.77               X6 @ X7 @ X8)
% 20.94/3.77          | ~ (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 20.94/3.77               X6 @ X7 @ X8 @ X9)
% 20.94/3.77          | ~ (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 20.94/3.77               X5 @ X6 @ X7 @ X8 @ X9 @ X10)
% 20.94/3.77          | ~ (ssPv16_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 20.94/3.77               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ skc39))),
% 20.94/3.77      inference('cnf', [status(esa)], [zf_stmt_57])).
% 20.94/3.77  thf(zip_derived_cl1007, plain, ( (ssNder1_0)),
% 20.94/3.77      inference('cnf', [status(esa)], [zf_stmt_1])).
% 20.94/3.77  thf(zip_derived_cl1013, plain, (![X0 : $i]:  (ssNder1_1r1 @ X0)),
% 20.94/3.77      inference('demod', [status(thm)],
% 20.94/3.77                [zip_derived_cl1006, zip_derived_cl1007])).
% 20.94/3.77  thf(zip_derived_cl1014, plain,
% 20.94/3.77      (![X0 : $i, X1 : $i]:  (ssNder1_2r1r1 @ X0 @ X1)),
% 20.94/3.77      inference('demod', [status(thm)],
% 20.94/3.77                [zip_derived_cl1005, zip_derived_cl1007, zip_derived_cl1013])).
% 20.94/3.77  thf(zip_derived_cl1021, plain,
% 20.94/3.77      (![X0 : $i, X1 : $i, X2 : $i]:  (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)),
% 20.94/3.77      inference('demod', [status(thm)],
% 20.94/3.77                [zip_derived_cl994, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.77                 zip_derived_cl1014])).
% 20.94/3.77  thf(zip_derived_cl1046, plain,
% 20.94/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 20.94/3.77          (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)),
% 20.94/3.77      inference('demod', [status(thm)],
% 20.94/3.77                [zip_derived_cl984, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.77                 zip_derived_cl1014, zip_derived_cl1021])).
% 20.94/3.77  thf(zip_derived_cl1064, plain,
% 20.94/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.77         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i]:
% 20.94/3.77         (~ (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)
% 20.94/3.77          | ~ (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)
% 20.94/3.77          | ~ (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)
% 20.94/3.77          | ~ (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 20.94/3.77               X7)
% 20.94/3.77          | ~ (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 20.94/3.77               X6 @ X7 @ X8)
% 20.94/3.77          | ~ (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 20.94/3.77               X6 @ X7 @ X8 @ X9)
% 20.94/3.77          | ~ (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 20.94/3.77               X5 @ X6 @ X7 @ X8 @ X9 @ X10)
% 20.94/3.77          | ~ (ssPv16_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 20.94/3.77               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ skc39))),
% 20.94/3.77      inference('demod', [status(thm)],
% 20.94/3.77                [zip_derived_cl798, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.77                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046])).
% 20.94/3.77  thf(zip_derived_cl1070, plain,
% 20.94/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 20.94/3.77          (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)),
% 20.94/3.77      inference('demod', [status(thm)],
% 20.94/3.77                [zip_derived_cl966, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.77                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046])).
% 20.94/3.77  thf(zip_derived_cl1075, plain,
% 20.94/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.77         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i]:
% 20.94/3.77         (~ (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)
% 20.94/3.77          | ~ (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)
% 20.94/3.77          | ~ (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 20.94/3.77               X7)
% 20.94/3.77          | ~ (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 20.94/3.77               X6 @ X7 @ X8)
% 20.94/3.77          | ~ (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 20.94/3.77               X6 @ X7 @ X8 @ X9)
% 20.94/3.77          | ~ (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 20.94/3.77               X5 @ X6 @ X7 @ X8 @ X9 @ X10)
% 20.94/3.77          | ~ (ssPv16_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 20.94/3.77               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ skc39))),
% 20.94/3.77      inference('demod', [status(thm)],
% 20.94/3.77                [zip_derived_cl1064, zip_derived_cl1070])).
% 20.94/3.77  thf(zip_derived_cl1101, plain,
% 20.94/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 20.94/3.77          (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)),
% 20.94/3.77      inference('demod', [status(thm)],
% 20.94/3.77                [zip_derived_cl948, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.77                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.77                 zip_derived_cl1070])).
% 20.94/3.77  thf(zip_derived_cl1105, plain,
% 20.94/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.77         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i]:
% 20.94/3.77         (~ (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)
% 20.94/3.77          | ~ (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 20.94/3.77               X7)
% 20.94/3.77          | ~ (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 20.94/3.77               X6 @ X7 @ X8)
% 20.94/3.77          | ~ (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 20.94/3.77               X6 @ X7 @ X8 @ X9)
% 20.94/3.77          | ~ (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 20.94/3.77               X5 @ X6 @ X7 @ X8 @ X9 @ X10)
% 20.94/3.77          | ~ (ssPv16_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 20.94/3.77               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ skc39))),
% 20.94/3.77      inference('demod', [status(thm)],
% 20.94/3.77                [zip_derived_cl1075, zip_derived_cl1101])).
% 20.94/3.77  thf(zip_derived_cl1131, plain,
% 20.94/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i]:
% 20.94/3.77          (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)),
% 20.94/3.77      inference('demod', [status(thm)],
% 20.94/3.77                [zip_derived_cl928, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.77                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.77                 zip_derived_cl1070, zip_derived_cl1101])).
% 20.94/3.77  thf(zip_derived_cl1133, plain,
% 20.94/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.77         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i]:
% 20.94/3.77         (~ (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7)
% 20.94/3.77          | ~ (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 20.94/3.77               X6 @ X7 @ X8)
% 20.94/3.77          | ~ (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 20.94/3.77               X6 @ X7 @ X8 @ X9)
% 20.94/3.77          | ~ (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 20.94/3.77               X5 @ X6 @ X7 @ X8 @ X9 @ X10)
% 20.94/3.77          | ~ (ssPv16_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 20.94/3.77               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ skc39))),
% 20.94/3.77      inference('demod', [status(thm)],
% 20.94/3.77                [zip_derived_cl1105, zip_derived_cl1131])).
% 20.94/3.77  thf(zip_derived_cl1179, plain,
% 20.94/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, X7 : $i]:
% 20.94/3.77          (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7)),
% 20.94/3.77      inference('demod', [status(thm)],
% 20.94/3.77                [zip_derived_cl901, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.77                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.77                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131])).
% 20.94/3.77  thf(zip_derived_cl1180, plain,
% 20.94/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.77         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i]:
% 20.94/3.77         (~ (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 20.94/3.77             X7 @ X8)
% 20.94/3.77          | ~ (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 20.94/3.77               X6 @ X7 @ X8 @ X9)
% 20.94/3.77          | ~ (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 20.94/3.77               X5 @ X6 @ X7 @ X8 @ X9 @ X10)
% 20.94/3.77          | ~ (ssPv16_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 20.94/3.77               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ skc39))),
% 20.94/3.77      inference('demod', [status(thm)],
% 20.94/3.77                [zip_derived_cl1133, zip_derived_cl1179])).
% 20.94/3.77  thf(zip_derived_cl1223, plain,
% 20.94/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.77         X7 : $i, X8 : $i]:
% 20.94/3.77          (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 20.94/3.77           X7 @ X8)),
% 20.94/3.77      inference('demod', [status(thm)],
% 20.94/3.77                [zip_derived_cl879, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.77                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.77                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.77                 zip_derived_cl1179])).
% 20.94/3.77  thf(zip_derived_cl1224, plain,
% 20.94/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.77         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i]:
% 20.94/3.77         (~ (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 20.94/3.77             X6 @ X7 @ X8 @ X9)
% 20.94/3.77          | ~ (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 20.94/3.77               X5 @ X6 @ X7 @ X8 @ X9 @ X10)
% 20.94/3.77          | ~ (ssPv16_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 20.94/3.77               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ skc39))),
% 20.94/3.77      inference('demod', [status(thm)],
% 20.94/3.77                [zip_derived_cl1180, zip_derived_cl1223])).
% 20.94/3.77  thf(zip_derived_cl1271, plain,
% 20.94/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.77         X7 : $i, X8 : $i, X9 : $i]:
% 20.94/3.77          (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 20.94/3.77           X7 @ X8 @ X9)),
% 20.94/3.77      inference('demod', [status(thm)],
% 20.94/3.77                [zip_derived_cl854, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.77                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.77                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.77                 zip_derived_cl1179, zip_derived_cl1223])).
% 20.94/3.77  thf(zip_derived_cl1272, plain,
% 20.94/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.77         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i]:
% 20.94/3.77         (~ (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 20.94/3.77             X6 @ X7 @ X8 @ X9 @ X10)
% 20.94/3.77          | ~ (ssPv16_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 20.94/3.77               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ skc39))),
% 20.94/3.77      inference('demod', [status(thm)],
% 20.94/3.77                [zip_derived_cl1224, zip_derived_cl1271])).
% 20.94/3.77  thf(zip_derived_cl1324, plain,
% 20.94/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.77         X7 : $i, X8 : $i, X9 : $i, X10 : $i]:
% 20.94/3.77          (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 20.94/3.77           X6 @ X7 @ X8 @ X9 @ X10)),
% 20.94/3.77      inference('demod', [status(thm)],
% 20.94/3.77                [zip_derived_cl826, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.77                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.77                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.77                 zip_derived_cl1179, zip_derived_cl1223, zip_derived_cl1271])).
% 20.94/3.77  thf(zip_derived_cl1325, plain,
% 20.94/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.77         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i]:
% 20.94/3.77         ~ (ssPv16_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 20.94/3.77            X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ skc39)),
% 20.94/3.77      inference('demod', [status(thm)],
% 20.94/3.77                [zip_derived_cl1272, zip_derived_cl1324])).
% 20.94/3.77  thf(zip_derived_cl2284, plain,
% 20.94/3.77      (![X6 : $i, X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i]:
% 20.94/3.77         (~ (ssPv28_1r1 @ X11)
% 20.94/3.77          |  (ssPv23_6r1r1r1r1r1r1 @ X11 @ X10 @ X9 @ X8 @ X7 @ X6)
% 20.94/3.77          | ~ (ssPv24_5r1r1r1r1r1 @ X11 @ X10 @ X9 @ X8 @ X7)
% 20.94/3.77          |  (ssPv27_2r1r1 @ X11 @ X10))),
% 20.94/3.77      inference('sup-', [status(thm)], [zip_derived_cl2282, zip_derived_cl1325])).
% 20.94/3.77  thf(clause51, conjecture,
% 20.94/3.77    (~( ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 20.94/3.77        ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 20.94/3.77        ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 20.94/3.77        ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 20.94/3.77        ( ~( ssPv23_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ skc45 ) ) ))).
% 20.94/3.77  thf(zf_stmt_58, negated_conjecture,
% 20.94/3.77    (( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 20.94/3.77     ( ~( ssNder1_2r1r1 @ U @ V ) ) | ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 20.94/3.77     ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 20.94/3.77     ( ~( ssPv23_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ skc45 ) )),
% 20.94/3.77    inference('cnf.neg', [status(esa)], [clause51])).
% 20.94/3.77  thf(zip_derived_cl957, plain,
% 20.94/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 20.94/3.77         (~ (ssNder1_0)
% 20.94/3.77          | ~ (ssNder1_1r1 @ X0)
% 20.94/3.77          | ~ (ssNder1_2r1r1 @ X0 @ X1)
% 20.94/3.77          | ~ (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)
% 20.94/3.77          | ~ (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)
% 20.94/3.77          | ~ (ssPv23_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ skc45))),
% 20.94/3.77      inference('cnf', [status(esa)], [zf_stmt_58])).
% 20.94/3.77  thf(zip_derived_cl1007, plain, ( (ssNder1_0)),
% 20.94/3.77      inference('cnf', [status(esa)], [zf_stmt_1])).
% 20.94/3.77  thf(zip_derived_cl1010, plain,
% 20.94/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 20.94/3.77         (~ (ssNder1_1r1 @ X0)
% 20.94/3.77          | ~ (ssNder1_2r1r1 @ X0 @ X1)
% 20.94/3.77          | ~ (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)
% 20.94/3.77          | ~ (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)
% 20.94/3.77          | ~ (ssPv23_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ skc45))),
% 20.94/3.77      inference('demod', [status(thm)], [zip_derived_cl957, zip_derived_cl1007])).
% 20.94/3.77  thf(zip_derived_cl1013, plain, (![X0 : $i]:  (ssNder1_1r1 @ X0)),
% 20.94/3.77      inference('demod', [status(thm)],
% 20.94/3.77                [zip_derived_cl1006, zip_derived_cl1007])).
% 20.94/3.77  thf(zip_derived_cl1014, plain,
% 20.94/3.77      (![X0 : $i, X1 : $i]:  (ssNder1_2r1r1 @ X0 @ X1)),
% 20.94/3.77      inference('demod', [status(thm)],
% 20.94/3.77                [zip_derived_cl1005, zip_derived_cl1007, zip_derived_cl1013])).
% 20.94/3.77  thf(zip_derived_cl1021, plain,
% 20.94/3.77      (![X0 : $i, X1 : $i, X2 : $i]:  (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)),
% 20.94/3.77      inference('demod', [status(thm)],
% 20.94/3.77                [zip_derived_cl994, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.77                 zip_derived_cl1014])).
% 20.94/3.77  thf(zip_derived_cl1035, plain,
% 20.94/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 20.94/3.77         (~ (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)
% 20.94/3.77          | ~ (ssPv23_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ skc45))),
% 20.94/3.77      inference('demod', [status(thm)],
% 20.94/3.77                [zip_derived_cl1010, zip_derived_cl1013, zip_derived_cl1014, 
% 20.94/3.77                 zip_derived_cl1021])).
% 20.94/3.77  thf(zip_derived_cl1046, plain,
% 20.94/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 20.94/3.77          (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)),
% 20.94/3.77      inference('demod', [status(thm)],
% 20.94/3.77                [zip_derived_cl984, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.77                 zip_derived_cl1014, zip_derived_cl1021])).
% 20.94/3.77  thf(zip_derived_cl1047, plain,
% 20.94/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 20.94/3.77         ~ (ssPv23_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ skc45)),
% 20.94/3.77      inference('demod', [status(thm)],
% 20.94/3.77                [zip_derived_cl1035, zip_derived_cl1046])).
% 20.94/3.77  thf(zip_derived_cl2287, plain,
% 20.94/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 20.94/3.77         ( (ssPv27_2r1r1 @ X4 @ X3)
% 20.94/3.77          | ~ (ssPv24_5r1r1r1r1r1 @ X4 @ X3 @ X2 @ X1 @ X0)
% 20.94/3.77          | ~ (ssPv28_1r1 @ X4))),
% 20.94/3.77      inference('sup-', [status(thm)], [zip_derived_cl2284, zip_derived_cl1047])).
% 20.94/3.77  thf(zip_derived_cl2288, plain,
% 20.94/3.77      (![X2 : $i, X3 : $i]: (~ (ssPv28_1r1 @ X3) |  (ssPv27_2r1r1 @ X3 @ X2))),
% 20.94/3.77      inference('sup-', [status(thm)], [zip_derived_cl1059, zip_derived_cl2287])).
% 20.94/3.77  thf(clause693, conjecture,
% 20.94/3.77    (~( ( ssPv28_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.77          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 20.94/3.77          X10 @ X11 @ X12 @ X13 @ X14 @ X15 ) | 
% 20.94/3.77        ( ssPv21_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.77          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 20.94/3.77          X10 @ X11 @ X12 @ X13 @ X14 @ X15 ) | 
% 20.94/3.77        ( ssPv8_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.77          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 20.94/3.77          X10 @ X11 @ X12 @ X13 @ X14 @ X15 ) | 
% 20.94/3.77        ( ssPv3_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.77          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 20.94/3.77          X10 @ X11 @ X12 @ X13 @ X14 @ X15 ) | 
% 20.94/3.77        ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 20.94/3.77        ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 20.94/3.77        ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 20.94/3.77        ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 20.94/3.77        ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 20.94/3.77        ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 20.94/3.77        ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 20.94/3.77        ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 20.94/3.77        ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 20.94/3.77        ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.77             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 20.94/3.77        ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.77             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 20.94/3.77        ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.77             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 20.94/3.77        ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.77             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 20.94/3.77        ( ~( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.77             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) | 
% 20.94/3.77        ( ~( ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.77             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) ) | 
% 20.94/3.77        ( ~( ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.77             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 20.94/3.77             X9 @ X10 ) ) | 
% 20.94/3.77        ( ~( ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.77             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 20.94/3.77             X9 @ X10 @ X11 ) ) | 
% 20.94/3.77        ( ~( ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.77             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 20.94/3.77             X9 @ X10 @ X11 @ X12 ) ) | 
% 20.94/3.77        ( ~( ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.77             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 20.94/3.77             X9 @ X10 @ X11 @ X12 @ X13 ) ) | 
% 20.94/3.77        ( ~( ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.77             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 20.94/3.77             X9 @ X10 @ X11 @ X12 @ X13 @ X14 ) ) ))).
% 20.94/3.77  thf(zf_stmt_59, negated_conjecture,
% 20.94/3.77    (( ssPv28_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.77       U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 20.94/3.77       X10 @ X11 @ X12 @ X13 @ X14 @ X15 ) | 
% 20.94/3.77     ( ssPv21_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.77       U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 20.94/3.77       X10 @ X11 @ X12 @ X13 @ X14 @ X15 ) | 
% 20.94/3.77     ( ssPv8_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.77       U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 20.94/3.77       X10 @ X11 @ X12 @ X13 @ X14 @ X15 ) | 
% 20.94/3.77     ( ssPv3_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.77       U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 20.94/3.77       X10 @ X11 @ X12 @ X13 @ X14 @ X15 ) | 
% 20.94/3.77     ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 20.94/3.77     ( ~( ssNder1_2r1r1 @ U @ V ) ) | ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 20.94/3.77     ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 20.94/3.77     ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 20.94/3.77     ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 20.94/3.77     ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 20.94/3.77     ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 20.94/3.77     ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 20.94/3.77     ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.77          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 20.94/3.77     ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.77          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 20.94/3.77     ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.77          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 20.94/3.77     ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.77          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 20.94/3.77     ( ~( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.77          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) | 
% 20.94/3.77     ( ~( ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.77          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) ) | 
% 20.94/3.77     ( ~( ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.77          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 20.94/3.77          X10 ) ) | 
% 20.94/3.77     ( ~( ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.77          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 20.94/3.77          X10 @ X11 ) ) | 
% 20.94/3.77     ( ~( ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.77          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 20.94/3.77          X10 @ X11 @ X12 ) ) | 
% 20.94/3.77     ( ~( ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.77          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 20.94/3.77          X10 @ X11 @ X12 @ X13 ) ) | 
% 20.94/3.77     ( ~( ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.77          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 20.94/3.77          X10 @ X11 @ X12 @ X13 @ X14 ) )),
% 20.94/3.77    inference('cnf.neg', [status(esa)], [clause693])).
% 20.94/3.77  thf(zip_derived_cl315, plain,
% 20.94/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.77         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 20.94/3.77         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i]:
% 20.94/3.77         ( (ssPv28_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 20.94/3.77            X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 20.94/3.77            X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20)
% 20.94/3.77          |  (ssPv21_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 20.94/3.77              X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 20.94/3.77              X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20)
% 20.94/3.77          |  (ssPv8_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 20.94/3.77              X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 20.94/3.77              X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20)
% 20.94/3.77          |  (ssPv3_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 20.94/3.77              X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 20.94/3.77              X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20)
% 20.94/3.77          | ~ (ssNder1_0)
% 20.94/3.77          | ~ (ssNder1_1r1 @ X0)
% 20.94/3.77          | ~ (ssNder1_2r1r1 @ X0 @ X1)
% 20.94/3.77          | ~ (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)
% 20.94/3.77          | ~ (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)
% 20.94/3.77          | ~ (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)
% 20.94/3.77          | ~ (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)
% 20.94/3.77          | ~ (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)
% 20.94/3.77          | ~ (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 20.94/3.77               X7)
% 20.94/3.77          | ~ (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 20.94/3.77               X6 @ X7 @ X8)
% 20.94/3.77          | ~ (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 20.94/3.77               X6 @ X7 @ X8 @ X9)
% 20.94/3.77          | ~ (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 20.94/3.77               X5 @ X6 @ X7 @ X8 @ X9 @ X10)
% 20.94/3.77          | ~ (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 20.94/3.77               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11)
% 20.94/3.77          | ~ (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 20.94/3.77               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)
% 20.94/3.77          | ~ (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 20.94/3.77               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)
% 20.94/3.77          | ~ (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 20.94/3.77               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)
% 20.94/3.77          | ~ (ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 20.94/3.77               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 20.94/3.77               X14 @ X15)
% 20.94/3.77          | ~ (ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 20.94/3.77               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 20.94/3.77               X14 @ X15 @ X16)
% 20.94/3.77          | ~ (ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 20.94/3.77               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 20.94/3.77               X14 @ X15 @ X16 @ X17)
% 20.94/3.77          | ~ (ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 20.94/3.77               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 20.94/3.77               X14 @ X15 @ X16 @ X17 @ X18)
% 20.94/3.77          | ~ (ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 20.94/3.77               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 20.94/3.77               X14 @ X15 @ X16 @ X17 @ X18 @ X19))),
% 20.94/3.77      inference('cnf', [status(esa)], [zf_stmt_59])).
% 20.94/3.77  thf(zip_derived_cl1007, plain, ( (ssNder1_0)),
% 20.94/3.77      inference('cnf', [status(esa)], [zf_stmt_1])).
% 20.94/3.77  thf(zip_derived_cl1013, plain, (![X0 : $i]:  (ssNder1_1r1 @ X0)),
% 20.94/3.77      inference('demod', [status(thm)],
% 20.94/3.77                [zip_derived_cl1006, zip_derived_cl1007])).
% 20.94/3.77  thf(zip_derived_cl1014, plain,
% 20.94/3.77      (![X0 : $i, X1 : $i]:  (ssNder1_2r1r1 @ X0 @ X1)),
% 20.94/3.77      inference('demod', [status(thm)],
% 20.94/3.77                [zip_derived_cl1005, zip_derived_cl1007, zip_derived_cl1013])).
% 20.94/3.77  thf(zip_derived_cl1021, plain,
% 20.94/3.77      (![X0 : $i, X1 : $i, X2 : $i]:  (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)),
% 20.94/3.77      inference('demod', [status(thm)],
% 20.94/3.77                [zip_derived_cl994, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.77                 zip_derived_cl1014])).
% 20.94/3.77  thf(zip_derived_cl1046, plain,
% 20.94/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 20.94/3.77          (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)),
% 20.94/3.77      inference('demod', [status(thm)],
% 20.94/3.77                [zip_derived_cl984, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.77                 zip_derived_cl1014, zip_derived_cl1021])).
% 20.94/3.77  thf(zip_derived_cl1070, plain,
% 20.94/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 20.94/3.77          (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)),
% 20.94/3.77      inference('demod', [status(thm)],
% 20.94/3.77                [zip_derived_cl966, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.77                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046])).
% 20.94/3.77  thf(zip_derived_cl1101, plain,
% 20.94/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 20.94/3.77          (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)),
% 20.94/3.77      inference('demod', [status(thm)],
% 20.94/3.77                [zip_derived_cl948, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.77                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.77                 zip_derived_cl1070])).
% 20.94/3.77  thf(zip_derived_cl1131, plain,
% 20.94/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i]:
% 20.94/3.77          (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)),
% 20.94/3.77      inference('demod', [status(thm)],
% 20.94/3.77                [zip_derived_cl928, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.77                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.77                 zip_derived_cl1070, zip_derived_cl1101])).
% 20.94/3.77  thf(zip_derived_cl1179, plain,
% 20.94/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, X7 : $i]:
% 20.94/3.77          (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7)),
% 20.94/3.77      inference('demod', [status(thm)],
% 20.94/3.77                [zip_derived_cl901, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.77                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.77                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131])).
% 20.94/3.77  thf(zip_derived_cl1223, plain,
% 20.94/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.77         X7 : $i, X8 : $i]:
% 20.94/3.77          (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 20.94/3.77           X7 @ X8)),
% 20.94/3.77      inference('demod', [status(thm)],
% 20.94/3.77                [zip_derived_cl879, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.77                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.77                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.77                 zip_derived_cl1179])).
% 20.94/3.77  thf(zip_derived_cl1271, plain,
% 20.94/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.77         X7 : $i, X8 : $i, X9 : $i]:
% 20.94/3.77          (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 20.94/3.77           X7 @ X8 @ X9)),
% 20.94/3.77      inference('demod', [status(thm)],
% 20.94/3.77                [zip_derived_cl854, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.77                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.77                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.77                 zip_derived_cl1179, zip_derived_cl1223])).
% 20.94/3.77  thf(zip_derived_cl1324, plain,
% 20.94/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.77         X7 : $i, X8 : $i, X9 : $i, X10 : $i]:
% 20.94/3.77          (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 20.94/3.77           X6 @ X7 @ X8 @ X9 @ X10)),
% 20.94/3.77      inference('demod', [status(thm)],
% 20.94/3.77                [zip_derived_cl826, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.77                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.77                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.77                 zip_derived_cl1179, zip_derived_cl1223, zip_derived_cl1271])).
% 20.94/3.77  thf(zip_derived_cl1370, plain,
% 20.94/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.77         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i]:
% 20.94/3.77          (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 20.94/3.77           X6 @ X7 @ X8 @ X9 @ X10 @ X11)),
% 20.94/3.77      inference('demod', [status(thm)],
% 20.94/3.77                [zip_derived_cl800, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.77                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.77                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.77                 zip_derived_cl1179, zip_derived_cl1223, zip_derived_cl1271, 
% 20.94/3.77                 zip_derived_cl1324])).
% 20.94/3.77  thf(zip_derived_cl1424, plain,
% 20.94/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.77         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i]:
% 20.94/3.77          (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 20.94/3.77           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)),
% 20.94/3.77      inference('demod', [status(thm)],
% 20.94/3.77                [zip_derived_cl769, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.77                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.77                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.77                 zip_derived_cl1179, zip_derived_cl1223, zip_derived_cl1271, 
% 20.94/3.77                 zip_derived_cl1324, zip_derived_cl1370])).
% 20.94/3.77  thf(zip_derived_cl1485, plain,
% 20.94/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.77         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i]:
% 20.94/3.77          (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 20.94/3.77           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)),
% 20.94/3.77      inference('demod', [status(thm)],
% 20.94/3.77                [zip_derived_cl737, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.77                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.77                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.77                 zip_derived_cl1179, zip_derived_cl1223, zip_derived_cl1271, 
% 20.94/3.77                 zip_derived_cl1324, zip_derived_cl1370, zip_derived_cl1424])).
% 20.94/3.77  thf(zip_derived_cl1547, plain,
% 20.94/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.77         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 20.94/3.77         X14 : $i]:
% 20.94/3.77          (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 20.94/3.77           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)),
% 20.94/3.77      inference('demod', [status(thm)],
% 20.94/3.77                [zip_derived_cl702, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.77                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.77                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.77                 zip_derived_cl1179, zip_derived_cl1223, zip_derived_cl1271, 
% 20.94/3.77                 zip_derived_cl1324, zip_derived_cl1370, zip_derived_cl1424, 
% 20.94/3.77                 zip_derived_cl1485])).
% 20.94/3.77  thf(zip_derived_cl1615, plain,
% 20.94/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.77         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 20.94/3.77         X14 : $i, X15 : $i]:
% 20.94/3.77          (ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 20.94/3.77           X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15)),
% 20.94/3.77      inference('demod', [status(thm)],
% 20.94/3.77                [zip_derived_cl662, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.77                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.77                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.77                 zip_derived_cl1179, zip_derived_cl1223, zip_derived_cl1271, 
% 20.94/3.77                 zip_derived_cl1324, zip_derived_cl1370, zip_derived_cl1424, 
% 20.94/3.77                 zip_derived_cl1485, zip_derived_cl1547])).
% 20.94/3.77  thf(zip_derived_cl1701, plain,
% 20.94/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.77         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 20.94/3.77         X14 : $i, X15 : $i, X16 : $i]:
% 20.94/3.77          (ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 20.94/3.77           X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ 
% 20.94/3.77           X16)),
% 20.94/3.77      inference('demod', [status(thm)],
% 20.94/3.77                [zip_derived_cl622, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.77                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.77                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.77                 zip_derived_cl1179, zip_derived_cl1223, zip_derived_cl1271, 
% 20.94/3.77                 zip_derived_cl1324, zip_derived_cl1370, zip_derived_cl1424, 
% 20.94/3.77                 zip_derived_cl1485, zip_derived_cl1547, zip_derived_cl1615])).
% 20.94/3.77  thf(zip_derived_cl1791, plain,
% 20.94/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.77         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 20.94/3.77         X14 : $i, X15 : $i, X16 : $i, X17 : $i]:
% 20.94/3.77          (ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 20.94/3.77           X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 20.94/3.77           X15 @ X16 @ X17)),
% 20.94/3.77      inference('demod', [status(thm)],
% 20.94/3.77                [zip_derived_cl583, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.77                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.77                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.77                 zip_derived_cl1179, zip_derived_cl1223, zip_derived_cl1271, 
% 20.94/3.77                 zip_derived_cl1324, zip_derived_cl1370, zip_derived_cl1424, 
% 20.94/3.77                 zip_derived_cl1485, zip_derived_cl1547, zip_derived_cl1615, 
% 20.94/3.77                 zip_derived_cl1701])).
% 20.94/3.77  thf(zip_derived_cl1876, plain,
% 20.94/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.77         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 20.94/3.77         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i]:
% 20.94/3.77          (ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 20.94/3.77           X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 20.94/3.77           X15 @ X16 @ X17 @ X18)),
% 20.94/3.77      inference('demod', [status(thm)],
% 20.94/3.77                [zip_derived_cl538, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.77                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.77                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.77                 zip_derived_cl1179, zip_derived_cl1223, zip_derived_cl1271, 
% 20.94/3.77                 zip_derived_cl1324, zip_derived_cl1370, zip_derived_cl1424, 
% 20.94/3.77                 zip_derived_cl1485, zip_derived_cl1547, zip_derived_cl1615, 
% 20.94/3.77                 zip_derived_cl1701, zip_derived_cl1791])).
% 20.94/3.77  thf(zip_derived_cl1958, plain,
% 20.94/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.77         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 20.94/3.77         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i]:
% 20.94/3.77          (ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 20.94/3.77           X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 20.94/3.77           X15 @ X16 @ X17 @ X18 @ X19)),
% 20.94/3.77      inference('demod', [status(thm)],
% 20.94/3.77                [zip_derived_cl494, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.77                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.77                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.77                 zip_derived_cl1179, zip_derived_cl1223, zip_derived_cl1271, 
% 20.94/3.77                 zip_derived_cl1324, zip_derived_cl1370, zip_derived_cl1424, 
% 20.94/3.77                 zip_derived_cl1485, zip_derived_cl1547, zip_derived_cl1615, 
% 20.94/3.77                 zip_derived_cl1701, zip_derived_cl1791, zip_derived_cl1876])).
% 20.94/3.77  thf(zip_derived_cl2141, plain,
% 20.94/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.77         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 20.94/3.77         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i]:
% 20.94/3.77         ( (ssPv28_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 20.94/3.77            X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 20.94/3.77            X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20)
% 20.94/3.77          |  (ssPv21_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 20.94/3.77              X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 20.94/3.77              X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20)
% 20.94/3.77          |  (ssPv8_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 20.94/3.77              X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 20.94/3.77              X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20)
% 20.94/3.77          |  (ssPv3_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 20.94/3.77              X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 20.94/3.77              X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20))),
% 20.94/3.77      inference('demod', [status(thm)],
% 20.94/3.77                [zip_derived_cl315, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.77                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.77                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.77                 zip_derived_cl1179, zip_derived_cl1223, zip_derived_cl1271, 
% 20.94/3.77                 zip_derived_cl1324, zip_derived_cl1370, zip_derived_cl1424, 
% 20.94/3.77                 zip_derived_cl1485, zip_derived_cl1547, zip_derived_cl1615, 
% 20.94/3.77                 zip_derived_cl1701, zip_derived_cl1791, zip_derived_cl1876, 
% 20.94/3.77                 zip_derived_cl1958])).
% 20.94/3.77  thf(zip_derived_cl2300, plain,
% 20.94/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.77         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 20.94/3.77         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i]:
% 20.94/3.77         (~ (ssPv26_3r1r1r1 @ X20 @ X19 @ X18)
% 20.94/3.77          | ~ (ssPv3_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X20 @ 
% 20.94/3.77               X19 @ X18 @ X17 @ X16 @ X15 @ X14 @ X13 @ X12 @ X11 @ X10 @ 
% 20.94/3.77               X9 @ X8 @ X7 @ X6 @ X5 @ X4 @ X3 @ X2 @ X1 @ X0)
% 20.94/3.77          |  (ssPv8_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X20 @ X19 @ 
% 20.94/3.77              X18 @ X17 @ X16 @ X15 @ X14 @ X13 @ X12 @ X11 @ X10 @ X9 @ X8 @ 
% 20.94/3.77              X7 @ X6 @ X5 @ X4 @ X3 @ X2 @ X1 @ X0)
% 20.94/3.77          |  (ssPv14_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X20 @ 
% 20.94/3.77              X19 @ X18 @ X17 @ X16 @ X15 @ X14 @ X13 @ X12 @ X11 @ X10 @ X9 @ 
% 20.94/3.77              X8 @ X7 @ X6 @ X5 @ X4 @ X3 @ X2 @ X1 @ X0))),
% 20.94/3.77      inference('sup-', [status(thm)], [zip_derived_cl2095, zip_derived_cl2299])).
% 20.94/3.77  thf(zip_derived_cl2301, plain,
% 20.94/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.77         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 20.94/3.77         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i]:
% 20.94/3.77         ( (ssPv8_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X20 @ X19 @ 
% 20.94/3.77            X18 @ X17 @ X16 @ X15 @ X14 @ X13 @ X12 @ X11 @ X10 @ X9 @ X8 @ 
% 20.94/3.77            X7 @ X6 @ X5 @ X4 @ X3 @ X2 @ X1 @ X0)
% 20.94/3.77          |  (ssPv21_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X20 @ 
% 20.94/3.77              X19 @ X18 @ X17 @ X16 @ X15 @ X14 @ X13 @ X12 @ X11 @ X10 @ X9 @ 
% 20.94/3.77              X8 @ X7 @ X6 @ X5 @ X4 @ X3 @ X2 @ X1 @ X0)
% 20.94/3.77          |  (ssPv28_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X20 @ 
% 20.94/3.77              X19 @ X18 @ X17 @ X16 @ X15 @ X14 @ X13 @ X12 @ X11 @ X10 @ X9 @ 
% 20.94/3.77              X8 @ X7 @ X6 @ X5 @ X4 @ X3 @ X2 @ X1 @ X0)
% 20.94/3.77          |  (ssPv14_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X20 @ 
% 20.94/3.77              X19 @ X18 @ X17 @ X16 @ X15 @ X14 @ X13 @ X12 @ X11 @ X10 @ X9 @ 
% 20.94/3.77              X8 @ X7 @ X6 @ X5 @ X4 @ X3 @ X2 @ X1 @ X0)
% 20.94/3.77          |  (ssPv8_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X20 @ X19 @ 
% 20.94/3.77              X18 @ X17 @ X16 @ X15 @ X14 @ X13 @ X12 @ X11 @ X10 @ X9 @ X8 @ 
% 20.94/3.77              X7 @ X6 @ X5 @ X4 @ X3 @ X2 @ X1 @ X0)
% 20.94/3.77          | ~ (ssPv26_3r1r1r1 @ X20 @ X19 @ X18))),
% 20.94/3.77      inference('sup-', [status(thm)], [zip_derived_cl2141, zip_derived_cl2300])).
% 20.94/3.77  thf(zip_derived_cl2303, plain,
% 20.94/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.77         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 20.94/3.77         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i]:
% 20.94/3.77         (~ (ssPv26_3r1r1r1 @ X20 @ X19 @ X18)
% 20.94/3.77          |  (ssPv14_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X20 @ 
% 20.94/3.77              X19 @ X18 @ X17 @ X16 @ X15 @ X14 @ X13 @ X12 @ X11 @ X10 @ X9 @ 
% 20.94/3.77              X8 @ X7 @ X6 @ X5 @ X4 @ X3 @ X2 @ X1 @ X0)
% 20.94/3.77          |  (ssPv28_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X20 @ 
% 20.94/3.77              X19 @ X18 @ X17 @ X16 @ X15 @ X14 @ X13 @ X12 @ X11 @ X10 @ X9 @ 
% 20.94/3.77              X8 @ X7 @ X6 @ X5 @ X4 @ X3 @ X2 @ X1 @ X0)
% 20.94/3.77          |  (ssPv21_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X20 @ 
% 20.94/3.77              X19 @ X18 @ X17 @ X16 @ X15 @ X14 @ X13 @ X12 @ X11 @ X10 @ X9 @ 
% 20.94/3.77              X8 @ X7 @ X6 @ X5 @ X4 @ X3 @ X2 @ X1 @ X0)
% 20.94/3.77          |  (ssPv8_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X20 @ X19 @ 
% 20.94/3.77              X18 @ X17 @ X16 @ X15 @ X14 @ X13 @ X12 @ X11 @ X10 @ X9 @ X8 @ 
% 20.94/3.77              X7 @ X6 @ X5 @ X4 @ X3 @ X2 @ X1 @ X0))),
% 20.94/3.77      inference('simplify', [status(thm)], [zip_derived_cl2301])).
% 20.94/3.77  thf(zip_derived_cl2118, plain,
% 20.94/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.77         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 20.94/3.77         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i]:
% 20.94/3.77         ( (ssPv14_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 20.94/3.77            X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)
% 20.94/3.77          | ~ (ssPv14_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 20.94/3.77               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 20.94/3.77               X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20))),
% 20.94/3.77      inference('demod', [status(thm)],
% 20.94/3.77                [zip_derived_cl411, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.77                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.77                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.77                 zip_derived_cl1179, zip_derived_cl1223, zip_derived_cl1271, 
% 20.94/3.77                 zip_derived_cl1324, zip_derived_cl1370, zip_derived_cl1424, 
% 20.94/3.77                 zip_derived_cl1485, zip_derived_cl1547, zip_derived_cl1615, 
% 20.94/3.77                 zip_derived_cl1701, zip_derived_cl1791, zip_derived_cl1876, 
% 20.94/3.77                 zip_derived_cl1958])).
% 20.94/3.77  thf(zip_derived_cl2305, plain,
% 20.94/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.77         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 20.94/3.77         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i]:
% 20.94/3.77         ( (ssPv8_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X20 @ X19 @ 
% 20.94/3.77            X18 @ X17 @ X16 @ X15 @ X14 @ X13 @ X12 @ X11 @ X10 @ X9 @ X8 @ 
% 20.94/3.77            X7 @ X6 @ X5 @ X4 @ X3 @ X2 @ X1 @ X0)
% 20.94/3.77          |  (ssPv21_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X20 @ 
% 20.94/3.77              X19 @ X18 @ X17 @ X16 @ X15 @ X14 @ X13 @ X12 @ X11 @ X10 @ X9 @ 
% 20.94/3.77              X8 @ X7 @ X6 @ X5 @ X4 @ X3 @ X2 @ X1 @ X0)
% 20.94/3.77          |  (ssPv28_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X20 @ 
% 20.94/3.77              X19 @ X18 @ X17 @ X16 @ X15 @ X14 @ X13 @ X12 @ X11 @ X10 @ X9 @ 
% 20.94/3.77              X8 @ X7 @ X6 @ X5 @ X4 @ X3 @ X2 @ X1 @ X0)
% 20.94/3.77          | ~ (ssPv26_3r1r1r1 @ X20 @ X19 @ X18)
% 20.94/3.77          |  (ssPv14_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X20 @ X19 @ X18 @ 
% 20.94/3.77              X17 @ X16 @ X15 @ X14 @ X13 @ X12 @ X11 @ X10 @ X9 @ X8 @ X7 @ X6))),
% 20.94/3.77      inference('sup-', [status(thm)], [zip_derived_cl2303, zip_derived_cl2118])).
% 20.94/3.77  thf(clause581, conjecture,
% 20.94/3.77    (~( ( ssPv21_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) | 
% 20.94/3.77        ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 20.94/3.77        ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 20.94/3.77        ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 20.94/3.77        ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 20.94/3.77        ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 20.94/3.77        ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 20.94/3.77        ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 20.94/3.77        ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 20.94/3.77        ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 20.94/3.77        ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.77             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 20.94/3.77        ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.77             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 20.94/3.77        ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.77             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 20.94/3.77        ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.77             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 20.94/3.77        ( ~( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.77             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) | 
% 20.94/3.77        ( ~( ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.77             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) ) | 
% 20.94/3.77        ( ~( ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.77             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 20.94/3.77             X9 @ X10 ) ) | 
% 20.94/3.77        ( ~( ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.77             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 20.94/3.77             X9 @ X10 @ X11 ) ) | 
% 20.94/3.77        ( ~( ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.77             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 20.94/3.77             X9 @ X10 @ X11 @ X12 ) ) | 
% 20.94/3.77        ( ~( ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.77             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 20.94/3.77             X9 @ X10 @ X11 @ X12 @ X13 ) ) | 
% 20.94/3.77        ( ~( ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.77             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 20.94/3.77             X9 @ X10 @ X11 @ X12 @ X13 @ X14 ) ) | 
% 20.94/3.77        ( ~( ssPv21_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.77             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 20.94/3.77             X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 ) ) ))).
% 20.94/3.77  thf(zf_stmt_60, negated_conjecture,
% 20.94/3.77    (( ssPv21_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) | 
% 20.94/3.77     ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 20.94/3.77     ( ~( ssNder1_2r1r1 @ U @ V ) ) | ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 20.94/3.77     ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 20.94/3.77     ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 20.94/3.77     ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 20.94/3.77     ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 20.94/3.77     ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 20.94/3.77     ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 20.94/3.77     ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.77          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 20.94/3.77     ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.77          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 20.94/3.77     ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.77          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 20.94/3.77     ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.77          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 20.94/3.77     ( ~( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.77          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) | 
% 20.94/3.77     ( ~( ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.77          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) ) | 
% 20.94/3.77     ( ~( ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.77          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 20.94/3.77          X10 ) ) | 
% 20.94/3.77     ( ~( ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.77          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 20.94/3.77          X10 @ X11 ) ) | 
% 20.94/3.77     ( ~( ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.77          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 20.94/3.77          X10 @ X11 @ X12 ) ) | 
% 20.94/3.77     ( ~( ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.77          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 20.94/3.77          X10 @ X11 @ X12 @ X13 ) ) | 
% 20.94/3.77     ( ~( ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.77          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 20.94/3.77          X10 @ X11 @ X12 @ X13 @ X14 ) ) | 
% 20.94/3.77     ( ~( ssPv21_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.77          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 20.94/3.77          X10 @ X11 @ X12 @ X13 @ X14 @ X15 ) )),
% 20.94/3.77    inference('cnf.neg', [status(esa)], [clause581])).
% 20.94/3.77  thf(zip_derived_cl427, plain,
% 20.94/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.77         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 20.94/3.77         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i]:
% 20.94/3.77         ( (ssPv21_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7)
% 20.94/3.77          | ~ (ssNder1_0)
% 20.94/3.77          | ~ (ssNder1_1r1 @ X0)
% 20.94/3.77          | ~ (ssNder1_2r1r1 @ X0 @ X1)
% 20.94/3.77          | ~ (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)
% 20.94/3.77          | ~ (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)
% 20.94/3.77          | ~ (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)
% 20.94/3.77          | ~ (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)
% 20.94/3.77          | ~ (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)
% 20.94/3.77          | ~ (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 20.94/3.77               X7)
% 20.94/3.77          | ~ (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 20.94/3.77               X6 @ X7 @ X8)
% 20.94/3.77          | ~ (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 20.94/3.77               X6 @ X7 @ X8 @ X9)
% 20.94/3.77          | ~ (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 20.94/3.77               X5 @ X6 @ X7 @ X8 @ X9 @ X10)
% 20.94/3.77          | ~ (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 20.94/3.77               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11)
% 20.94/3.77          | ~ (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 20.94/3.77               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)
% 20.94/3.77          | ~ (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 20.94/3.77               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)
% 20.94/3.77          | ~ (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 20.94/3.77               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)
% 20.94/3.77          | ~ (ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 20.94/3.77               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 20.94/3.77               X14 @ X15)
% 20.94/3.77          | ~ (ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 20.94/3.77               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 20.94/3.77               X14 @ X15 @ X16)
% 20.94/3.77          | ~ (ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 20.94/3.77               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 20.94/3.77               X14 @ X15 @ X16 @ X17)
% 20.94/3.77          | ~ (ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 20.94/3.77               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 20.94/3.77               X14 @ X15 @ X16 @ X17 @ X18)
% 20.94/3.77          | ~ (ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 20.94/3.77               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 20.94/3.77               X14 @ X15 @ X16 @ X17 @ X18 @ X19)
% 20.94/3.77          | ~ (ssPv21_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 20.94/3.77               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 20.94/3.77               X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20))),
% 20.94/3.77      inference('cnf', [status(esa)], [zf_stmt_60])).
% 20.94/3.77  thf(zip_derived_cl1007, plain, ( (ssNder1_0)),
% 20.94/3.77      inference('cnf', [status(esa)], [zf_stmt_1])).
% 20.94/3.77  thf(zip_derived_cl1013, plain, (![X0 : $i]:  (ssNder1_1r1 @ X0)),
% 20.94/3.77      inference('demod', [status(thm)],
% 20.94/3.77                [zip_derived_cl1006, zip_derived_cl1007])).
% 20.94/3.77  thf(zip_derived_cl1014, plain,
% 20.94/3.77      (![X0 : $i, X1 : $i]:  (ssNder1_2r1r1 @ X0 @ X1)),
% 20.94/3.77      inference('demod', [status(thm)],
% 20.94/3.77                [zip_derived_cl1005, zip_derived_cl1007, zip_derived_cl1013])).
% 20.94/3.77  thf(zip_derived_cl1021, plain,
% 20.94/3.77      (![X0 : $i, X1 : $i, X2 : $i]:  (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)),
% 20.94/3.77      inference('demod', [status(thm)],
% 20.94/3.77                [zip_derived_cl994, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.77                 zip_derived_cl1014])).
% 20.94/3.77  thf(zip_derived_cl1046, plain,
% 20.94/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 20.94/3.77          (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)),
% 20.94/3.77      inference('demod', [status(thm)],
% 20.94/3.77                [zip_derived_cl984, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.77                 zip_derived_cl1014, zip_derived_cl1021])).
% 20.94/3.77  thf(zip_derived_cl1070, plain,
% 20.94/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 20.94/3.77          (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)),
% 20.94/3.77      inference('demod', [status(thm)],
% 20.94/3.77                [zip_derived_cl966, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.77                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046])).
% 20.94/3.77  thf(zip_derived_cl1101, plain,
% 20.94/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 20.94/3.77          (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)),
% 20.94/3.77      inference('demod', [status(thm)],
% 20.94/3.77                [zip_derived_cl948, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.77                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.77                 zip_derived_cl1070])).
% 20.94/3.77  thf(zip_derived_cl1131, plain,
% 20.94/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i]:
% 20.94/3.77          (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)),
% 20.94/3.77      inference('demod', [status(thm)],
% 20.94/3.77                [zip_derived_cl928, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.77                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.77                 zip_derived_cl1070, zip_derived_cl1101])).
% 20.94/3.77  thf(zip_derived_cl1179, plain,
% 20.94/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, X7 : $i]:
% 20.94/3.77          (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7)),
% 20.94/3.77      inference('demod', [status(thm)],
% 20.94/3.77                [zip_derived_cl901, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.77                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.77                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131])).
% 20.94/3.77  thf(zip_derived_cl1223, plain,
% 20.94/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.77         X7 : $i, X8 : $i]:
% 20.94/3.77          (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 20.94/3.77           X7 @ X8)),
% 20.94/3.77      inference('demod', [status(thm)],
% 20.94/3.77                [zip_derived_cl879, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.77                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.77                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.77                 zip_derived_cl1179])).
% 20.94/3.77  thf(zip_derived_cl1271, plain,
% 20.94/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.77         X7 : $i, X8 : $i, X9 : $i]:
% 20.94/3.77          (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 20.94/3.77           X7 @ X8 @ X9)),
% 20.94/3.77      inference('demod', [status(thm)],
% 20.94/3.77                [zip_derived_cl854, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.77                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.77                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.77                 zip_derived_cl1179, zip_derived_cl1223])).
% 20.94/3.77  thf(zip_derived_cl1324, plain,
% 20.94/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.77         X7 : $i, X8 : $i, X9 : $i, X10 : $i]:
% 20.94/3.77          (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 20.94/3.77           X6 @ X7 @ X8 @ X9 @ X10)),
% 20.94/3.77      inference('demod', [status(thm)],
% 20.94/3.77                [zip_derived_cl826, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.77                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.77                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.77                 zip_derived_cl1179, zip_derived_cl1223, zip_derived_cl1271])).
% 20.94/3.77  thf(zip_derived_cl1370, plain,
% 20.94/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.77         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i]:
% 20.94/3.77          (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 20.94/3.77           X6 @ X7 @ X8 @ X9 @ X10 @ X11)),
% 20.94/3.77      inference('demod', [status(thm)],
% 20.94/3.77                [zip_derived_cl800, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.77                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.77                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.77                 zip_derived_cl1179, zip_derived_cl1223, zip_derived_cl1271, 
% 20.94/3.77                 zip_derived_cl1324])).
% 20.94/3.77  thf(zip_derived_cl1424, plain,
% 20.94/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.77         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i]:
% 20.94/3.77          (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 20.94/3.77           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)),
% 20.94/3.77      inference('demod', [status(thm)],
% 20.94/3.77                [zip_derived_cl769, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.77                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.77                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.77                 zip_derived_cl1179, zip_derived_cl1223, zip_derived_cl1271, 
% 20.94/3.77                 zip_derived_cl1324, zip_derived_cl1370])).
% 20.94/3.77  thf(zip_derived_cl1485, plain,
% 20.94/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.77         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i]:
% 20.94/3.77          (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 20.94/3.77           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)),
% 20.94/3.77      inference('demod', [status(thm)],
% 20.94/3.77                [zip_derived_cl737, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.77                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.77                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.77                 zip_derived_cl1179, zip_derived_cl1223, zip_derived_cl1271, 
% 20.94/3.77                 zip_derived_cl1324, zip_derived_cl1370, zip_derived_cl1424])).
% 20.94/3.77  thf(zip_derived_cl1547, plain,
% 20.94/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.77         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 20.94/3.77         X14 : $i]:
% 20.94/3.77          (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 20.94/3.77           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)),
% 20.94/3.77      inference('demod', [status(thm)],
% 20.94/3.77                [zip_derived_cl702, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.77                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.77                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.77                 zip_derived_cl1179, zip_derived_cl1223, zip_derived_cl1271, 
% 20.94/3.77                 zip_derived_cl1324, zip_derived_cl1370, zip_derived_cl1424, 
% 20.94/3.77                 zip_derived_cl1485])).
% 20.94/3.77  thf(zip_derived_cl1615, plain,
% 20.94/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.77         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 20.94/3.77         X14 : $i, X15 : $i]:
% 20.94/3.77          (ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 20.94/3.77           X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15)),
% 20.94/3.77      inference('demod', [status(thm)],
% 20.94/3.77                [zip_derived_cl662, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.77                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.77                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.77                 zip_derived_cl1179, zip_derived_cl1223, zip_derived_cl1271, 
% 20.94/3.77                 zip_derived_cl1324, zip_derived_cl1370, zip_derived_cl1424, 
% 20.94/3.77                 zip_derived_cl1485, zip_derived_cl1547])).
% 20.94/3.77  thf(zip_derived_cl1701, plain,
% 20.94/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.77         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 20.94/3.77         X14 : $i, X15 : $i, X16 : $i]:
% 20.94/3.77          (ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 20.94/3.77           X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ 
% 20.94/3.77           X16)),
% 20.94/3.77      inference('demod', [status(thm)],
% 20.94/3.77                [zip_derived_cl622, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.77                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.77                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.77                 zip_derived_cl1179, zip_derived_cl1223, zip_derived_cl1271, 
% 20.94/3.77                 zip_derived_cl1324, zip_derived_cl1370, zip_derived_cl1424, 
% 20.94/3.77                 zip_derived_cl1485, zip_derived_cl1547, zip_derived_cl1615])).
% 20.94/3.77  thf(zip_derived_cl1791, plain,
% 20.94/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.77         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 20.94/3.77         X14 : $i, X15 : $i, X16 : $i, X17 : $i]:
% 20.94/3.77          (ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 20.94/3.77           X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 20.94/3.77           X15 @ X16 @ X17)),
% 20.94/3.77      inference('demod', [status(thm)],
% 20.94/3.77                [zip_derived_cl583, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.77                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.77                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.77                 zip_derived_cl1179, zip_derived_cl1223, zip_derived_cl1271, 
% 20.94/3.77                 zip_derived_cl1324, zip_derived_cl1370, zip_derived_cl1424, 
% 20.94/3.77                 zip_derived_cl1485, zip_derived_cl1547, zip_derived_cl1615, 
% 20.94/3.77                 zip_derived_cl1701])).
% 20.94/3.77  thf(zip_derived_cl1876, plain,
% 20.94/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.77         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 20.94/3.77         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i]:
% 20.94/3.77          (ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 20.94/3.77           X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 20.94/3.77           X15 @ X16 @ X17 @ X18)),
% 20.94/3.77      inference('demod', [status(thm)],
% 20.94/3.77                [zip_derived_cl538, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.77                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.77                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.77                 zip_derived_cl1179, zip_derived_cl1223, zip_derived_cl1271, 
% 20.94/3.77                 zip_derived_cl1324, zip_derived_cl1370, zip_derived_cl1424, 
% 20.94/3.77                 zip_derived_cl1485, zip_derived_cl1547, zip_derived_cl1615, 
% 20.94/3.77                 zip_derived_cl1701, zip_derived_cl1791])).
% 20.94/3.77  thf(zip_derived_cl1958, plain,
% 20.94/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.77         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 20.94/3.77         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i]:
% 20.94/3.77          (ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 20.94/3.77           X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 20.94/3.77           X15 @ X16 @ X17 @ X18 @ X19)),
% 20.94/3.77      inference('demod', [status(thm)],
% 20.94/3.77                [zip_derived_cl494, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.77                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.77                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.77                 zip_derived_cl1179, zip_derived_cl1223, zip_derived_cl1271, 
% 20.94/3.77                 zip_derived_cl1324, zip_derived_cl1370, zip_derived_cl1424, 
% 20.94/3.77                 zip_derived_cl1485, zip_derived_cl1547, zip_derived_cl1615, 
% 20.94/3.77                 zip_derived_cl1701, zip_derived_cl1791, zip_derived_cl1876])).
% 20.94/3.77  thf(zip_derived_cl2085, plain,
% 20.94/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.77         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 20.94/3.77         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i]:
% 20.94/3.77         ( (ssPv21_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7)
% 20.94/3.77          | ~ (ssPv21_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 20.94/3.77               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 20.94/3.77               X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20))),
% 20.94/3.77      inference('demod', [status(thm)],
% 20.94/3.77                [zip_derived_cl427, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.77                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.77                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.77                 zip_derived_cl1179, zip_derived_cl1223, zip_derived_cl1271, 
% 20.94/3.77                 zip_derived_cl1324, zip_derived_cl1370, zip_derived_cl1424, 
% 20.94/3.77                 zip_derived_cl1485, zip_derived_cl1547, zip_derived_cl1615, 
% 20.94/3.77                 zip_derived_cl1701, zip_derived_cl1791, zip_derived_cl1876, 
% 20.94/3.77                 zip_derived_cl1958])).
% 20.94/3.77  thf(zip_derived_cl2328, plain,
% 20.94/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.77         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 20.94/3.77         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i]:
% 20.94/3.77         ( (ssPv14_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X20 @ X19 @ X18 @ X17 @ 
% 20.94/3.77            X16 @ X15 @ X14 @ X13 @ X12 @ X11 @ X10 @ X9 @ X8 @ X7 @ X6)
% 20.94/3.77          | ~ (ssPv26_3r1r1r1 @ X20 @ X19 @ X18)
% 20.94/3.77          |  (ssPv28_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X20 @ 
% 20.94/3.77              X19 @ X18 @ X17 @ X16 @ X15 @ X14 @ X13 @ X12 @ X11 @ X10 @ X9 @ 
% 20.94/3.77              X8 @ X7 @ X6 @ X5 @ X4 @ X3 @ X2 @ X1 @ X0)
% 20.94/3.77          |  (ssPv8_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X20 @ X19 @ 
% 20.94/3.77              X18 @ X17 @ X16 @ X15 @ X14 @ X13 @ X12 @ X11 @ X10 @ X9 @ X8 @ 
% 20.94/3.77              X7 @ X6 @ X5 @ X4 @ X3 @ X2 @ X1 @ X0)
% 20.94/3.77          |  (ssPv21_8r1r1r1r1r1r1r1r1 @ X20 @ X19 @ X18 @ X17 @ X16 @ X15 @ 
% 20.94/3.77              X14 @ X13))),
% 20.94/3.77      inference('sup-', [status(thm)], [zip_derived_cl2305, zip_derived_cl2085])).
% 20.94/3.77  thf(clause566, conjecture,
% 20.94/3.77    (~( ( ssPv28_1r1 @ U ) | ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 20.94/3.77        ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 20.94/3.77        ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 20.94/3.77        ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 20.94/3.77        ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 20.94/3.77        ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 20.94/3.77        ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 20.94/3.77        ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 20.94/3.77        ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 20.94/3.77        ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.77             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 20.94/3.77        ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.77             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 20.94/3.77        ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.77             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 20.94/3.77        ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.77             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 20.94/3.77        ( ~( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.77             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) | 
% 20.94/3.77        ( ~( ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.77             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) ) | 
% 20.94/3.77        ( ~( ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.77             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 20.94/3.77             X9 @ X10 ) ) | 
% 20.94/3.77        ( ~( ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.77             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 20.94/3.77             X9 @ X10 @ X11 ) ) | 
% 20.94/3.77        ( ~( ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.77             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 20.94/3.77             X9 @ X10 @ X11 @ X12 ) ) | 
% 20.94/3.77        ( ~( ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.77             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 20.94/3.77             X9 @ X10 @ X11 @ X12 @ X13 ) ) | 
% 20.94/3.77        ( ~( ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.77             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 20.94/3.77             X9 @ X10 @ X11 @ X12 @ X13 @ X14 ) ) | 
% 20.94/3.77        ( ~( ssPv28_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.77             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 20.94/3.77             X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 ) ) ))).
% 20.94/3.77  thf(zf_stmt_61, negated_conjecture,
% 20.94/3.77    (( ssPv28_1r1 @ U ) | ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 20.94/3.77     ( ~( ssNder1_2r1r1 @ U @ V ) ) | ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 20.94/3.77     ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 20.94/3.77     ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 20.94/3.77     ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 20.94/3.77     ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 20.94/3.77     ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 20.94/3.77     ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 20.94/3.77     ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.77          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 20.94/3.77     ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.77          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 20.94/3.77     ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.77          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 20.94/3.77     ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.77          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 20.94/3.77     ( ~( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.77          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) | 
% 20.94/3.77     ( ~( ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.77          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) ) | 
% 20.94/3.77     ( ~( ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.77          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 20.94/3.77          X10 ) ) | 
% 20.94/3.77     ( ~( ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.77          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 20.94/3.77          X10 @ X11 ) ) | 
% 20.94/3.77     ( ~( ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.77          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 20.94/3.77          X10 @ X11 @ X12 ) ) | 
% 20.94/3.77     ( ~( ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.77          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 20.94/3.77          X10 @ X11 @ X12 @ X13 ) ) | 
% 20.94/3.77     ( ~( ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.77          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 20.94/3.77          X10 @ X11 @ X12 @ X13 @ X14 ) ) | 
% 20.94/3.77     ( ~( ssPv28_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.77          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 20.94/3.77          X10 @ X11 @ X12 @ X13 @ X14 @ X15 ) )),
% 20.94/3.77    inference('cnf.neg', [status(esa)], [clause566])).
% 20.94/3.77  thf(zip_derived_cl442, plain,
% 20.94/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.77         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 20.94/3.77         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i]:
% 20.94/3.77         ( (ssPv28_1r1 @ X0)
% 20.94/3.77          | ~ (ssNder1_0)
% 20.94/3.77          | ~ (ssNder1_1r1 @ X0)
% 20.94/3.77          | ~ (ssNder1_2r1r1 @ X0 @ X1)
% 20.94/3.77          | ~ (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)
% 20.94/3.77          | ~ (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)
% 20.94/3.77          | ~ (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)
% 20.94/3.77          | ~ (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)
% 20.94/3.77          | ~ (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)
% 20.94/3.77          | ~ (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 20.94/3.77               X7)
% 20.94/3.77          | ~ (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 20.94/3.77               X6 @ X7 @ X8)
% 20.94/3.77          | ~ (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 20.94/3.77               X6 @ X7 @ X8 @ X9)
% 20.94/3.77          | ~ (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 20.94/3.77               X5 @ X6 @ X7 @ X8 @ X9 @ X10)
% 20.94/3.77          | ~ (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 20.94/3.77               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11)
% 20.94/3.77          | ~ (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 20.94/3.77               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)
% 20.94/3.77          | ~ (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 20.94/3.77               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)
% 20.94/3.77          | ~ (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 20.94/3.77               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)
% 20.94/3.77          | ~ (ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 20.94/3.77               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 20.94/3.77               X14 @ X15)
% 20.94/3.77          | ~ (ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 20.94/3.77               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 20.94/3.77               X14 @ X15 @ X16)
% 20.94/3.77          | ~ (ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 20.94/3.77               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 20.94/3.77               X14 @ X15 @ X16 @ X17)
% 20.94/3.77          | ~ (ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 20.94/3.77               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 20.94/3.77               X14 @ X15 @ X16 @ X17 @ X18)
% 20.94/3.77          | ~ (ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 20.94/3.77               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 20.94/3.77               X14 @ X15 @ X16 @ X17 @ X18 @ X19)
% 20.94/3.77          | ~ (ssPv28_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 20.94/3.77               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 20.94/3.77               X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20))),
% 20.94/3.77      inference('cnf', [status(esa)], [zf_stmt_61])).
% 20.94/3.77  thf(zip_derived_cl1007, plain, ( (ssNder1_0)),
% 20.94/3.77      inference('cnf', [status(esa)], [zf_stmt_1])).
% 20.94/3.77  thf(zip_derived_cl1013, plain, (![X0 : $i]:  (ssNder1_1r1 @ X0)),
% 20.94/3.77      inference('demod', [status(thm)],
% 20.94/3.77                [zip_derived_cl1006, zip_derived_cl1007])).
% 20.94/3.77  thf(zip_derived_cl1014, plain,
% 20.94/3.77      (![X0 : $i, X1 : $i]:  (ssNder1_2r1r1 @ X0 @ X1)),
% 20.94/3.77      inference('demod', [status(thm)],
% 20.94/3.77                [zip_derived_cl1005, zip_derived_cl1007, zip_derived_cl1013])).
% 20.94/3.77  thf(zip_derived_cl1021, plain,
% 20.94/3.77      (![X0 : $i, X1 : $i, X2 : $i]:  (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)),
% 20.94/3.77      inference('demod', [status(thm)],
% 20.94/3.77                [zip_derived_cl994, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.77                 zip_derived_cl1014])).
% 20.94/3.77  thf(zip_derived_cl1046, plain,
% 20.94/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 20.94/3.77          (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)),
% 20.94/3.77      inference('demod', [status(thm)],
% 20.94/3.77                [zip_derived_cl984, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.77                 zip_derived_cl1014, zip_derived_cl1021])).
% 20.94/3.77  thf(zip_derived_cl1070, plain,
% 20.94/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 20.94/3.77          (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)),
% 20.94/3.77      inference('demod', [status(thm)],
% 20.94/3.77                [zip_derived_cl966, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.77                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046])).
% 20.94/3.77  thf(zip_derived_cl1101, plain,
% 20.94/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 20.94/3.77          (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)),
% 20.94/3.77      inference('demod', [status(thm)],
% 20.94/3.77                [zip_derived_cl948, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.77                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.77                 zip_derived_cl1070])).
% 20.94/3.77  thf(zip_derived_cl1131, plain,
% 20.94/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i]:
% 20.94/3.77          (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)),
% 20.94/3.77      inference('demod', [status(thm)],
% 20.94/3.77                [zip_derived_cl928, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.77                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.77                 zip_derived_cl1070, zip_derived_cl1101])).
% 20.94/3.77  thf(zip_derived_cl1179, plain,
% 20.94/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, X7 : $i]:
% 20.94/3.77          (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7)),
% 20.94/3.77      inference('demod', [status(thm)],
% 20.94/3.77                [zip_derived_cl901, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.77                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.77                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131])).
% 20.94/3.77  thf(zip_derived_cl1223, plain,
% 20.94/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.77         X7 : $i, X8 : $i]:
% 20.94/3.77          (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 20.94/3.77           X7 @ X8)),
% 20.94/3.77      inference('demod', [status(thm)],
% 20.94/3.77                [zip_derived_cl879, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.77                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.77                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.77                 zip_derived_cl1179])).
% 20.94/3.77  thf(zip_derived_cl1271, plain,
% 20.94/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.77         X7 : $i, X8 : $i, X9 : $i]:
% 20.94/3.77          (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 20.94/3.77           X7 @ X8 @ X9)),
% 20.94/3.77      inference('demod', [status(thm)],
% 20.94/3.77                [zip_derived_cl854, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.77                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.77                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.77                 zip_derived_cl1179, zip_derived_cl1223])).
% 20.94/3.77  thf(zip_derived_cl1324, plain,
% 20.94/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.77         X7 : $i, X8 : $i, X9 : $i, X10 : $i]:
% 20.94/3.77          (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 20.94/3.77           X6 @ X7 @ X8 @ X9 @ X10)),
% 20.94/3.77      inference('demod', [status(thm)],
% 20.94/3.77                [zip_derived_cl826, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.77                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.77                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.77                 zip_derived_cl1179, zip_derived_cl1223, zip_derived_cl1271])).
% 20.94/3.77  thf(zip_derived_cl1370, plain,
% 20.94/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.77         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i]:
% 20.94/3.77          (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 20.94/3.77           X6 @ X7 @ X8 @ X9 @ X10 @ X11)),
% 20.94/3.77      inference('demod', [status(thm)],
% 20.94/3.77                [zip_derived_cl800, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.77                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.77                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.77                 zip_derived_cl1179, zip_derived_cl1223, zip_derived_cl1271, 
% 20.94/3.77                 zip_derived_cl1324])).
% 20.94/3.77  thf(zip_derived_cl1424, plain,
% 20.94/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.77         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i]:
% 20.94/3.77          (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 20.94/3.77           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)),
% 20.94/3.77      inference('demod', [status(thm)],
% 20.94/3.77                [zip_derived_cl769, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.77                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.77                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.77                 zip_derived_cl1179, zip_derived_cl1223, zip_derived_cl1271, 
% 20.94/3.77                 zip_derived_cl1324, zip_derived_cl1370])).
% 20.94/3.77  thf(zip_derived_cl1485, plain,
% 20.94/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.77         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i]:
% 20.94/3.77          (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 20.94/3.77           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)),
% 20.94/3.77      inference('demod', [status(thm)],
% 20.94/3.77                [zip_derived_cl737, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.77                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.77                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.77                 zip_derived_cl1179, zip_derived_cl1223, zip_derived_cl1271, 
% 20.94/3.77                 zip_derived_cl1324, zip_derived_cl1370, zip_derived_cl1424])).
% 20.94/3.77  thf(zip_derived_cl1547, plain,
% 20.94/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.77         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 20.94/3.77         X14 : $i]:
% 20.94/3.77          (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 20.94/3.77           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)),
% 20.94/3.77      inference('demod', [status(thm)],
% 20.94/3.77                [zip_derived_cl702, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.77                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.77                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.77                 zip_derived_cl1179, zip_derived_cl1223, zip_derived_cl1271, 
% 20.94/3.77                 zip_derived_cl1324, zip_derived_cl1370, zip_derived_cl1424, 
% 20.94/3.77                 zip_derived_cl1485])).
% 20.94/3.77  thf(zip_derived_cl1615, plain,
% 20.94/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.77         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 20.94/3.77         X14 : $i, X15 : $i]:
% 20.94/3.77          (ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 20.94/3.77           X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15)),
% 20.94/3.77      inference('demod', [status(thm)],
% 20.94/3.77                [zip_derived_cl662, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.77                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.77                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.77                 zip_derived_cl1179, zip_derived_cl1223, zip_derived_cl1271, 
% 20.94/3.77                 zip_derived_cl1324, zip_derived_cl1370, zip_derived_cl1424, 
% 20.94/3.77                 zip_derived_cl1485, zip_derived_cl1547])).
% 20.94/3.77  thf(zip_derived_cl1701, plain,
% 20.94/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.77         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 20.94/3.77         X14 : $i, X15 : $i, X16 : $i]:
% 20.94/3.77          (ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 20.94/3.77           X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ 
% 20.94/3.77           X16)),
% 20.94/3.77      inference('demod', [status(thm)],
% 20.94/3.77                [zip_derived_cl622, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.77                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.77                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.77                 zip_derived_cl1179, zip_derived_cl1223, zip_derived_cl1271, 
% 20.94/3.77                 zip_derived_cl1324, zip_derived_cl1370, zip_derived_cl1424, 
% 20.94/3.77                 zip_derived_cl1485, zip_derived_cl1547, zip_derived_cl1615])).
% 20.94/3.77  thf(zip_derived_cl1791, plain,
% 20.94/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.77         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 20.94/3.77         X14 : $i, X15 : $i, X16 : $i, X17 : $i]:
% 20.94/3.77          (ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 20.94/3.77           X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 20.94/3.77           X15 @ X16 @ X17)),
% 20.94/3.77      inference('demod', [status(thm)],
% 20.94/3.77                [zip_derived_cl583, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.77                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.77                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.77                 zip_derived_cl1179, zip_derived_cl1223, zip_derived_cl1271, 
% 20.94/3.77                 zip_derived_cl1324, zip_derived_cl1370, zip_derived_cl1424, 
% 20.94/3.77                 zip_derived_cl1485, zip_derived_cl1547, zip_derived_cl1615, 
% 20.94/3.77                 zip_derived_cl1701])).
% 20.94/3.77  thf(zip_derived_cl1876, plain,
% 20.94/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.77         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 20.94/3.77         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i]:
% 20.94/3.77          (ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 20.94/3.77           X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 20.94/3.77           X15 @ X16 @ X17 @ X18)),
% 20.94/3.77      inference('demod', [status(thm)],
% 20.94/3.77                [zip_derived_cl538, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.77                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.77                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.77                 zip_derived_cl1179, zip_derived_cl1223, zip_derived_cl1271, 
% 20.94/3.77                 zip_derived_cl1324, zip_derived_cl1370, zip_derived_cl1424, 
% 20.94/3.77                 zip_derived_cl1485, zip_derived_cl1547, zip_derived_cl1615, 
% 20.94/3.77                 zip_derived_cl1701, zip_derived_cl1791])).
% 20.94/3.77  thf(zip_derived_cl1958, plain,
% 20.94/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.77         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 20.94/3.77         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i]:
% 20.94/3.77          (ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 20.94/3.77           X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 20.94/3.77           X15 @ X16 @ X17 @ X18 @ X19)),
% 20.94/3.77      inference('demod', [status(thm)],
% 20.94/3.77                [zip_derived_cl494, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.77                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.77                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.77                 zip_derived_cl1179, zip_derived_cl1223, zip_derived_cl1271, 
% 20.94/3.77                 zip_derived_cl1324, zip_derived_cl1370, zip_derived_cl1424, 
% 20.94/3.77                 zip_derived_cl1485, zip_derived_cl1547, zip_derived_cl1615, 
% 20.94/3.77                 zip_derived_cl1701, zip_derived_cl1791, zip_derived_cl1876])).
% 20.94/3.77  thf(zip_derived_cl1981, plain,
% 20.94/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.77         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 20.94/3.77         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i]:
% 20.94/3.77         ( (ssPv28_1r1 @ X0)
% 20.94/3.77          | ~ (ssPv28_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 20.94/3.77               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 20.94/3.77               X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20))),
% 20.94/3.77      inference('demod', [status(thm)],
% 20.94/3.77                [zip_derived_cl442, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.77                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.77                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.77                 zip_derived_cl1179, zip_derived_cl1223, zip_derived_cl1271, 
% 20.94/3.77                 zip_derived_cl1324, zip_derived_cl1370, zip_derived_cl1424, 
% 20.94/3.77                 zip_derived_cl1485, zip_derived_cl1547, zip_derived_cl1615, 
% 20.94/3.77                 zip_derived_cl1701, zip_derived_cl1791, zip_derived_cl1876, 
% 20.94/3.77                 zip_derived_cl1958])).
% 20.94/3.77  thf(zip_derived_cl2329, plain,
% 20.94/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.77         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 20.94/3.77         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i]:
% 20.94/3.77         ( (ssPv21_8r1r1r1r1r1r1r1r1 @ X20 @ X19 @ X18 @ X17 @ X16 @ X15 @ 
% 20.94/3.77            X14 @ X13)
% 20.94/3.77          |  (ssPv8_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X20 @ X19 @ 
% 20.94/3.77              X18 @ X17 @ X16 @ X15 @ X14 @ X13 @ X12 @ X11 @ X10 @ X9 @ X8 @ 
% 20.94/3.77              X7 @ X6 @ X5 @ X4 @ X3 @ X2 @ X1 @ X0)
% 20.94/3.77          | ~ (ssPv26_3r1r1r1 @ X20 @ X19 @ X18)
% 20.94/3.77          |  (ssPv14_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X20 @ X19 @ X18 @ 
% 20.94/3.77              X17 @ X16 @ X15 @ X14 @ X13 @ X12 @ X11 @ X10 @ X9 @ X8 @ X7 @ X6)
% 20.94/3.77          |  (ssPv28_1r1 @ X20))),
% 20.94/3.77      inference('sup-', [status(thm)], [zip_derived_cl2328, zip_derived_cl1981])).
% 20.94/3.77  thf(zip_derived_cl1059, plain,
% 20.94/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 20.94/3.77          (ssPv24_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ skc46)),
% 20.94/3.77      inference('demod', [status(thm)],
% 20.94/3.77                [zip_derived_cl979, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.77                 zip_derived_cl1014, zip_derived_cl1021])).
% 20.94/3.77  thf(zip_derived_cl1443, plain,
% 20.94/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.77         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i]:
% 20.94/3.77          (ssPv15_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 20.94/3.77           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ skc36)),
% 20.94/3.77      inference('demod', [status(thm)],
% 20.94/3.77                [zip_derived_cl768, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.77                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.77                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.77                 zip_derived_cl1179, zip_derived_cl1223, zip_derived_cl1271, 
% 20.94/3.77                 zip_derived_cl1324, zip_derived_cl1370])).
% 20.94/3.77  thf(clause282, conjecture,
% 20.94/3.77    (~( ( ssPv24_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.77          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) | 
% 20.94/3.77        ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 20.94/3.77        ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 20.94/3.77        ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 20.94/3.77        ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 20.94/3.77        ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 20.94/3.77        ( ~( ssPv24_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 20.94/3.77        ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 20.94/3.77        ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 20.94/3.77        ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 20.94/3.77        ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 20.94/3.77        ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.77             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 20.94/3.77        ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.77             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 20.94/3.77        ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.77             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 20.94/3.77        ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.77             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) ))).
% 20.94/3.77  thf(zf_stmt_62, negated_conjecture,
% 20.94/3.77    (( ssPv24_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.77       U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) | 
% 20.94/3.77     ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 20.94/3.77     ( ~( ssNder1_2r1r1 @ U @ V ) ) | ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 20.94/3.77     ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 20.94/3.77     ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 20.94/3.77     ( ~( ssPv24_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 20.94/3.77     ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 20.94/3.77     ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 20.94/3.77     ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 20.94/3.77     ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 20.94/3.77     ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.77          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 20.94/3.77     ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.77          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 20.94/3.77     ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.77          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 20.94/3.77     ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.77          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) )),
% 20.94/3.77    inference('cnf.neg', [status(esa)], [clause282])).
% 20.94/3.77  thf(zip_derived_cl726, plain,
% 20.94/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.77         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i]:
% 20.94/3.77         ( (ssPv24_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 20.94/3.77            X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)
% 20.94/3.77          | ~ (ssNder1_0)
% 20.94/3.77          | ~ (ssNder1_1r1 @ X0)
% 20.94/3.77          | ~ (ssNder1_2r1r1 @ X0 @ X1)
% 20.94/3.77          | ~ (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)
% 20.94/3.77          | ~ (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)
% 20.94/3.77          | ~ (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)
% 20.94/3.77          | ~ (ssPv24_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)
% 20.94/3.77          | ~ (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)
% 20.94/3.77          | ~ (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)
% 20.94/3.77          | ~ (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 20.94/3.77               X7)
% 20.94/3.77          | ~ (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 20.94/3.77               X6 @ X7 @ X8)
% 20.94/3.77          | ~ (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 20.94/3.77               X6 @ X7 @ X8 @ X9)
% 20.94/3.77          | ~ (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 20.94/3.77               X5 @ X6 @ X7 @ X8 @ X9 @ X10)
% 20.94/3.77          | ~ (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 20.94/3.77               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11)
% 20.94/3.77          | ~ (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 20.94/3.77               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12))),
% 20.94/3.77      inference('cnf', [status(esa)], [zf_stmt_62])).
% 20.94/3.77  thf(zip_derived_cl1007, plain, ( (ssNder1_0)),
% 20.94/3.77      inference('cnf', [status(esa)], [zf_stmt_1])).
% 20.94/3.77  thf(zip_derived_cl1013, plain, (![X0 : $i]:  (ssNder1_1r1 @ X0)),
% 20.94/3.77      inference('demod', [status(thm)],
% 20.94/3.77                [zip_derived_cl1006, zip_derived_cl1007])).
% 20.94/3.77  thf(zip_derived_cl1014, plain,
% 20.94/3.77      (![X0 : $i, X1 : $i]:  (ssNder1_2r1r1 @ X0 @ X1)),
% 20.94/3.77      inference('demod', [status(thm)],
% 20.94/3.77                [zip_derived_cl1005, zip_derived_cl1007, zip_derived_cl1013])).
% 20.94/3.77  thf(zip_derived_cl1021, plain,
% 20.94/3.77      (![X0 : $i, X1 : $i, X2 : $i]:  (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)),
% 20.94/3.77      inference('demod', [status(thm)],
% 20.94/3.77                [zip_derived_cl994, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.77                 zip_derived_cl1014])).
% 20.94/3.77  thf(zip_derived_cl1046, plain,
% 20.94/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 20.94/3.77          (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)),
% 20.94/3.77      inference('demod', [status(thm)],
% 20.94/3.77                [zip_derived_cl984, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.77                 zip_derived_cl1014, zip_derived_cl1021])).
% 20.94/3.77  thf(zip_derived_cl1070, plain,
% 20.94/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 20.94/3.77          (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)),
% 20.94/3.77      inference('demod', [status(thm)],
% 20.94/3.77                [zip_derived_cl966, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.77                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046])).
% 20.94/3.77  thf(zip_derived_cl1101, plain,
% 20.94/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 20.94/3.77          (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)),
% 20.94/3.77      inference('demod', [status(thm)],
% 20.94/3.77                [zip_derived_cl948, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.77                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.77                 zip_derived_cl1070])).
% 20.94/3.77  thf(zip_derived_cl1131, plain,
% 20.94/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i]:
% 20.94/3.77          (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)),
% 20.94/3.77      inference('demod', [status(thm)],
% 20.94/3.77                [zip_derived_cl928, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.77                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.77                 zip_derived_cl1070, zip_derived_cl1101])).
% 20.94/3.77  thf(zip_derived_cl1179, plain,
% 20.94/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, X7 : $i]:
% 20.94/3.77          (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7)),
% 20.94/3.77      inference('demod', [status(thm)],
% 20.94/3.77                [zip_derived_cl901, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.77                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.77                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131])).
% 20.94/3.77  thf(zip_derived_cl1223, plain,
% 20.94/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.77         X7 : $i, X8 : $i]:
% 20.94/3.77          (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 20.94/3.77           X7 @ X8)),
% 20.94/3.77      inference('demod', [status(thm)],
% 20.94/3.77                [zip_derived_cl879, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.77                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.77                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.77                 zip_derived_cl1179])).
% 20.94/3.77  thf(zip_derived_cl1271, plain,
% 20.94/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.77         X7 : $i, X8 : $i, X9 : $i]:
% 20.94/3.77          (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 20.94/3.77           X7 @ X8 @ X9)),
% 20.94/3.77      inference('demod', [status(thm)],
% 20.94/3.77                [zip_derived_cl854, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.77                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.77                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.77                 zip_derived_cl1179, zip_derived_cl1223])).
% 20.94/3.77  thf(zip_derived_cl1324, plain,
% 20.94/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.77         X7 : $i, X8 : $i, X9 : $i, X10 : $i]:
% 20.94/3.77          (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 20.94/3.77           X6 @ X7 @ X8 @ X9 @ X10)),
% 20.94/3.77      inference('demod', [status(thm)],
% 20.94/3.77                [zip_derived_cl826, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.77                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.77                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.77                 zip_derived_cl1179, zip_derived_cl1223, zip_derived_cl1271])).
% 20.94/3.77  thf(zip_derived_cl1370, plain,
% 20.94/3.77      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.78         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i]:
% 20.94/3.78          (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 20.94/3.78           X6 @ X7 @ X8 @ X9 @ X10 @ X11)),
% 20.94/3.78      inference('demod', [status(thm)],
% 20.94/3.78                [zip_derived_cl800, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.78                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.78                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.78                 zip_derived_cl1179, zip_derived_cl1223, zip_derived_cl1271, 
% 20.94/3.78                 zip_derived_cl1324])).
% 20.94/3.78  thf(zip_derived_cl1424, plain,
% 20.94/3.78      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.78         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i]:
% 20.94/3.78          (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 20.94/3.78           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)),
% 20.94/3.78      inference('demod', [status(thm)],
% 20.94/3.78                [zip_derived_cl769, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.78                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.78                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.78                 zip_derived_cl1179, zip_derived_cl1223, zip_derived_cl1271, 
% 20.94/3.78                 zip_derived_cl1324, zip_derived_cl1370])).
% 20.94/3.78  thf(zip_derived_cl1509, plain,
% 20.94/3.78      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.78         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i]:
% 20.94/3.78         ( (ssPv24_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 20.94/3.78            X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)
% 20.94/3.78          | ~ (ssPv24_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4))),
% 20.94/3.78      inference('demod', [status(thm)],
% 20.94/3.78                [zip_derived_cl726, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.78                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.78                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.78                 zip_derived_cl1179, zip_derived_cl1223, zip_derived_cl1271, 
% 20.94/3.78                 zip_derived_cl1324, zip_derived_cl1370, zip_derived_cl1424])).
% 20.94/3.78  thf(clause371, conjecture,
% 20.94/3.78    (~( ( ssPv28_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.78          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) | 
% 20.94/3.78        ( ssPv26_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.78          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) | 
% 20.94/3.78        ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 20.94/3.78        ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 20.94/3.78        ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 20.94/3.78        ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 20.94/3.78        ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 20.94/3.78        ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 20.94/3.78        ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 20.94/3.78        ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 20.94/3.78        ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 20.94/3.78        ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.78             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 20.94/3.78        ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.78             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 20.94/3.78        ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.78             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 20.94/3.78        ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.78             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 20.94/3.78        ( ~( ssPv24_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.78             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) | 
% 20.94/3.78        ( ~( ssPv15_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.78             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) ))).
% 20.94/3.78  thf(zf_stmt_63, negated_conjecture,
% 20.94/3.78    (( ssPv28_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.78       U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) | 
% 20.94/3.78     ( ssPv26_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.78       U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) | 
% 20.94/3.78     ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 20.94/3.78     ( ~( ssNder1_2r1r1 @ U @ V ) ) | ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 20.94/3.78     ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 20.94/3.78     ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 20.94/3.78     ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 20.94/3.78     ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 20.94/3.78     ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 20.94/3.78     ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 20.94/3.78     ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.78          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 20.94/3.78     ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.78          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 20.94/3.78     ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.78          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 20.94/3.78     ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.78          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 20.94/3.78     ( ~( ssPv24_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.78          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) | 
% 20.94/3.78     ( ~( ssPv15_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.78          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) )),
% 20.94/3.78    inference('cnf.neg', [status(esa)], [clause371])).
% 20.94/3.78  thf(zip_derived_cl637, plain,
% 20.94/3.78      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.78         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i]:
% 20.94/3.78         ( (ssPv28_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 20.94/3.78            X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)
% 20.94/3.78          |  (ssPv26_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 20.94/3.78              X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)
% 20.94/3.78          | ~ (ssNder1_0)
% 20.94/3.78          | ~ (ssNder1_1r1 @ X0)
% 20.94/3.78          | ~ (ssNder1_2r1r1 @ X0 @ X1)
% 20.94/3.78          | ~ (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)
% 20.94/3.78          | ~ (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)
% 20.94/3.78          | ~ (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)
% 20.94/3.78          | ~ (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)
% 20.94/3.78          | ~ (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)
% 20.94/3.78          | ~ (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 20.94/3.78               X7)
% 20.94/3.78          | ~ (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 20.94/3.78               X6 @ X7 @ X8)
% 20.94/3.78          | ~ (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 20.94/3.78               X6 @ X7 @ X8 @ X9)
% 20.94/3.78          | ~ (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 20.94/3.78               X5 @ X6 @ X7 @ X8 @ X9 @ X10)
% 20.94/3.78          | ~ (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 20.94/3.78               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11)
% 20.94/3.78          | ~ (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 20.94/3.78               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)
% 20.94/3.78          | ~ (ssPv24_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 20.94/3.78               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)
% 20.94/3.78          | ~ (ssPv15_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 20.94/3.78               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13))),
% 20.94/3.78      inference('cnf', [status(esa)], [zf_stmt_63])).
% 20.94/3.78  thf(zip_derived_cl1007, plain, ( (ssNder1_0)),
% 20.94/3.78      inference('cnf', [status(esa)], [zf_stmt_1])).
% 20.94/3.78  thf(zip_derived_cl1013, plain, (![X0 : $i]:  (ssNder1_1r1 @ X0)),
% 20.94/3.78      inference('demod', [status(thm)],
% 20.94/3.78                [zip_derived_cl1006, zip_derived_cl1007])).
% 20.94/3.78  thf(zip_derived_cl1014, plain,
% 20.94/3.78      (![X0 : $i, X1 : $i]:  (ssNder1_2r1r1 @ X0 @ X1)),
% 20.94/3.78      inference('demod', [status(thm)],
% 20.94/3.78                [zip_derived_cl1005, zip_derived_cl1007, zip_derived_cl1013])).
% 20.94/3.78  thf(zip_derived_cl1021, plain,
% 20.94/3.78      (![X0 : $i, X1 : $i, X2 : $i]:  (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)),
% 20.94/3.78      inference('demod', [status(thm)],
% 20.94/3.78                [zip_derived_cl994, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.78                 zip_derived_cl1014])).
% 20.94/3.78  thf(zip_derived_cl1046, plain,
% 20.94/3.78      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 20.94/3.78          (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)),
% 20.94/3.78      inference('demod', [status(thm)],
% 20.94/3.78                [zip_derived_cl984, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.78                 zip_derived_cl1014, zip_derived_cl1021])).
% 20.94/3.78  thf(zip_derived_cl1070, plain,
% 20.94/3.78      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 20.94/3.78          (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)),
% 20.94/3.78      inference('demod', [status(thm)],
% 20.94/3.78                [zip_derived_cl966, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.78                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046])).
% 20.94/3.78  thf(zip_derived_cl1101, plain,
% 20.94/3.78      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 20.94/3.78          (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)),
% 20.94/3.78      inference('demod', [status(thm)],
% 20.94/3.78                [zip_derived_cl948, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.78                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.78                 zip_derived_cl1070])).
% 20.94/3.78  thf(zip_derived_cl1131, plain,
% 20.94/3.78      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i]:
% 20.94/3.78          (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)),
% 20.94/3.78      inference('demod', [status(thm)],
% 20.94/3.78                [zip_derived_cl928, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.78                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.78                 zip_derived_cl1070, zip_derived_cl1101])).
% 20.94/3.78  thf(zip_derived_cl1179, plain,
% 20.94/3.78      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, X7 : $i]:
% 20.94/3.78          (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7)),
% 20.94/3.78      inference('demod', [status(thm)],
% 20.94/3.78                [zip_derived_cl901, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.78                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.78                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131])).
% 20.94/3.78  thf(zip_derived_cl1223, plain,
% 20.94/3.78      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.78         X7 : $i, X8 : $i]:
% 20.94/3.78          (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 20.94/3.78           X7 @ X8)),
% 20.94/3.78      inference('demod', [status(thm)],
% 20.94/3.78                [zip_derived_cl879, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.78                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.78                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.78                 zip_derived_cl1179])).
% 20.94/3.78  thf(zip_derived_cl1271, plain,
% 20.94/3.78      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.78         X7 : $i, X8 : $i, X9 : $i]:
% 20.94/3.78          (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 20.94/3.78           X7 @ X8 @ X9)),
% 20.94/3.78      inference('demod', [status(thm)],
% 20.94/3.78                [zip_derived_cl854, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.78                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.78                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.78                 zip_derived_cl1179, zip_derived_cl1223])).
% 20.94/3.78  thf(zip_derived_cl1324, plain,
% 20.94/3.78      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.78         X7 : $i, X8 : $i, X9 : $i, X10 : $i]:
% 20.94/3.78          (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 20.94/3.78           X6 @ X7 @ X8 @ X9 @ X10)),
% 20.94/3.78      inference('demod', [status(thm)],
% 20.94/3.78                [zip_derived_cl826, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.78                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.78                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.78                 zip_derived_cl1179, zip_derived_cl1223, zip_derived_cl1271])).
% 20.94/3.78  thf(zip_derived_cl1370, plain,
% 20.94/3.78      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.78         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i]:
% 20.94/3.78          (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 20.94/3.78           X6 @ X7 @ X8 @ X9 @ X10 @ X11)),
% 20.94/3.78      inference('demod', [status(thm)],
% 20.94/3.78                [zip_derived_cl800, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.78                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.78                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.78                 zip_derived_cl1179, zip_derived_cl1223, zip_derived_cl1271, 
% 20.94/3.78                 zip_derived_cl1324])).
% 20.94/3.78  thf(zip_derived_cl1424, plain,
% 20.94/3.78      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.78         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i]:
% 20.94/3.78          (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 20.94/3.78           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)),
% 20.94/3.78      inference('demod', [status(thm)],
% 20.94/3.78                [zip_derived_cl769, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.78                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.78                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.78                 zip_derived_cl1179, zip_derived_cl1223, zip_derived_cl1271, 
% 20.94/3.78                 zip_derived_cl1324, zip_derived_cl1370])).
% 20.94/3.78  thf(zip_derived_cl1684, plain,
% 20.94/3.78      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.78         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i]:
% 20.94/3.78         ( (ssPv28_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 20.94/3.78            X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)
% 20.94/3.78          |  (ssPv26_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 20.94/3.78              X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)
% 20.94/3.78          | ~ (ssPv24_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 20.94/3.78               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)
% 20.94/3.78          | ~ (ssPv15_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 20.94/3.78               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13))),
% 20.94/3.78      inference('demod', [status(thm)],
% 20.94/3.78                [zip_derived_cl637, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.78                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.78                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.78                 zip_derived_cl1179, zip_derived_cl1223, zip_derived_cl1271, 
% 20.94/3.78                 zip_derived_cl1324, zip_derived_cl1370, zip_derived_cl1424])).
% 20.94/3.78  thf(zip_derived_cl1685, plain,
% 20.94/3.78      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.78         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i]:
% 20.94/3.78         (~ (ssPv24_5r1r1r1r1r1 @ X13 @ X12 @ X11 @ X10 @ X9)
% 20.94/3.78          | ~ (ssPv15_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X13 @ X12 @ X11 @ X10 @ 
% 20.94/3.78               X9 @ X8 @ X7 @ X6 @ X5 @ X4 @ X3 @ X2 @ X1 @ X0)
% 20.94/3.78          |  (ssPv26_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X13 @ X12 @ X11 @ X10 @ 
% 20.94/3.78              X9 @ X8 @ X7 @ X6 @ X5 @ X4 @ X3 @ X2 @ X1 @ X0)
% 20.94/3.78          |  (ssPv28_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X13 @ X12 @ X11 @ X10 @ 
% 20.94/3.78              X9 @ X8 @ X7 @ X6 @ X5 @ X4 @ X3 @ X2 @ X1 @ X0))),
% 20.94/3.78      inference('sup-', [status(thm)], [zip_derived_cl1509, zip_derived_cl1684])).
% 20.94/3.78  thf(clause279, conjecture,
% 20.94/3.78    (~( ( ssPv26_3r1r1r1 @ U @ V @ W ) | ( ~( ssNder1_0 ) ) | 
% 20.94/3.78        ( ~( ssNder1_1r1 @ U ) ) | ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 20.94/3.78        ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 20.94/3.78        ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 20.94/3.78        ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 20.94/3.78        ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 20.94/3.78        ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 20.94/3.78        ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 20.94/3.78        ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 20.94/3.78        ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.78             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 20.94/3.78        ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.78             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 20.94/3.78        ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.78             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 20.94/3.78        ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.78             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 20.94/3.78        ( ~( ssPv26_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.78             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) ))).
% 20.94/3.78  thf(zf_stmt_64, negated_conjecture,
% 20.94/3.78    (( ssPv26_3r1r1r1 @ U @ V @ W ) | ( ~( ssNder1_0 ) ) | 
% 20.94/3.78     ( ~( ssNder1_1r1 @ U ) ) | ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 20.94/3.78     ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 20.94/3.78     ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 20.94/3.78     ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 20.94/3.78     ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 20.94/3.78     ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 20.94/3.78     ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 20.94/3.78     ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 20.94/3.78     ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.78          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 20.94/3.78     ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.78          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 20.94/3.78     ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.78          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 20.94/3.78     ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.78          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 20.94/3.78     ( ~( ssPv26_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.78          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) )),
% 20.94/3.78    inference('cnf.neg', [status(esa)], [clause279])).
% 20.94/3.78  thf(zip_derived_cl729, plain,
% 20.94/3.78      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.78         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i]:
% 20.94/3.78         ( (ssPv26_3r1r1r1 @ X0 @ X1 @ X2)
% 20.94/3.78          | ~ (ssNder1_0)
% 20.94/3.78          | ~ (ssNder1_1r1 @ X0)
% 20.94/3.78          | ~ (ssNder1_2r1r1 @ X0 @ X1)
% 20.94/3.78          | ~ (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)
% 20.94/3.78          | ~ (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)
% 20.94/3.78          | ~ (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)
% 20.94/3.78          | ~ (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)
% 20.94/3.78          | ~ (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)
% 20.94/3.78          | ~ (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 20.94/3.78               X7)
% 20.94/3.78          | ~ (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 20.94/3.78               X6 @ X7 @ X8)
% 20.94/3.78          | ~ (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 20.94/3.78               X6 @ X7 @ X8 @ X9)
% 20.94/3.78          | ~ (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 20.94/3.78               X5 @ X6 @ X7 @ X8 @ X9 @ X10)
% 20.94/3.78          | ~ (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 20.94/3.78               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11)
% 20.94/3.78          | ~ (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 20.94/3.78               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)
% 20.94/3.78          | ~ (ssPv26_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 20.94/3.78               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13))),
% 20.94/3.78      inference('cnf', [status(esa)], [zf_stmt_64])).
% 20.94/3.78  thf(zip_derived_cl1007, plain, ( (ssNder1_0)),
% 20.94/3.78      inference('cnf', [status(esa)], [zf_stmt_1])).
% 20.94/3.78  thf(zip_derived_cl1013, plain, (![X0 : $i]:  (ssNder1_1r1 @ X0)),
% 20.94/3.78      inference('demod', [status(thm)],
% 20.94/3.78                [zip_derived_cl1006, zip_derived_cl1007])).
% 20.94/3.78  thf(zip_derived_cl1014, plain,
% 20.94/3.78      (![X0 : $i, X1 : $i]:  (ssNder1_2r1r1 @ X0 @ X1)),
% 20.94/3.78      inference('demod', [status(thm)],
% 20.94/3.78                [zip_derived_cl1005, zip_derived_cl1007, zip_derived_cl1013])).
% 20.94/3.78  thf(zip_derived_cl1021, plain,
% 20.94/3.78      (![X0 : $i, X1 : $i, X2 : $i]:  (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)),
% 20.94/3.78      inference('demod', [status(thm)],
% 20.94/3.78                [zip_derived_cl994, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.78                 zip_derived_cl1014])).
% 20.94/3.78  thf(zip_derived_cl1046, plain,
% 20.94/3.78      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 20.94/3.78          (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)),
% 20.94/3.78      inference('demod', [status(thm)],
% 20.94/3.78                [zip_derived_cl984, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.78                 zip_derived_cl1014, zip_derived_cl1021])).
% 20.94/3.78  thf(zip_derived_cl1070, plain,
% 20.94/3.78      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 20.94/3.78          (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)),
% 20.94/3.78      inference('demod', [status(thm)],
% 20.94/3.78                [zip_derived_cl966, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.78                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046])).
% 20.94/3.78  thf(zip_derived_cl1101, plain,
% 20.94/3.78      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 20.94/3.78          (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)),
% 20.94/3.78      inference('demod', [status(thm)],
% 20.94/3.78                [zip_derived_cl948, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.78                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.78                 zip_derived_cl1070])).
% 20.94/3.78  thf(zip_derived_cl1131, plain,
% 20.94/3.78      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i]:
% 20.94/3.78          (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)),
% 20.94/3.78      inference('demod', [status(thm)],
% 20.94/3.78                [zip_derived_cl928, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.78                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.78                 zip_derived_cl1070, zip_derived_cl1101])).
% 20.94/3.78  thf(zip_derived_cl1179, plain,
% 20.94/3.78      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, X7 : $i]:
% 20.94/3.78          (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7)),
% 20.94/3.78      inference('demod', [status(thm)],
% 20.94/3.78                [zip_derived_cl901, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.78                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.78                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131])).
% 20.94/3.78  thf(zip_derived_cl1223, plain,
% 20.94/3.78      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.78         X7 : $i, X8 : $i]:
% 20.94/3.78          (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 20.94/3.78           X7 @ X8)),
% 20.94/3.78      inference('demod', [status(thm)],
% 20.94/3.78                [zip_derived_cl879, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.78                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.78                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.78                 zip_derived_cl1179])).
% 20.94/3.78  thf(zip_derived_cl1271, plain,
% 20.94/3.78      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.78         X7 : $i, X8 : $i, X9 : $i]:
% 20.94/3.78          (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 20.94/3.78           X7 @ X8 @ X9)),
% 20.94/3.78      inference('demod', [status(thm)],
% 20.94/3.78                [zip_derived_cl854, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.78                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.78                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.78                 zip_derived_cl1179, zip_derived_cl1223])).
% 20.94/3.78  thf(zip_derived_cl1324, plain,
% 20.94/3.78      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.78         X7 : $i, X8 : $i, X9 : $i, X10 : $i]:
% 20.94/3.78          (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 20.94/3.78           X6 @ X7 @ X8 @ X9 @ X10)),
% 20.94/3.78      inference('demod', [status(thm)],
% 20.94/3.78                [zip_derived_cl826, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.78                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.78                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.78                 zip_derived_cl1179, zip_derived_cl1223, zip_derived_cl1271])).
% 20.94/3.78  thf(zip_derived_cl1370, plain,
% 20.94/3.78      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.78         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i]:
% 20.94/3.78          (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 20.94/3.78           X6 @ X7 @ X8 @ X9 @ X10 @ X11)),
% 20.94/3.78      inference('demod', [status(thm)],
% 20.94/3.78                [zip_derived_cl800, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.78                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.78                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.78                 zip_derived_cl1179, zip_derived_cl1223, zip_derived_cl1271, 
% 20.94/3.78                 zip_derived_cl1324])).
% 20.94/3.78  thf(zip_derived_cl1424, plain,
% 20.94/3.78      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.78         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i]:
% 20.94/3.78          (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 20.94/3.78           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)),
% 20.94/3.78      inference('demod', [status(thm)],
% 20.94/3.78                [zip_derived_cl769, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.78                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.78                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.78                 zip_derived_cl1179, zip_derived_cl1223, zip_derived_cl1271, 
% 20.94/3.78                 zip_derived_cl1324, zip_derived_cl1370])).
% 20.94/3.78  thf(zip_derived_cl1467, plain,
% 20.94/3.78      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.78         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i]:
% 20.94/3.78         ( (ssPv26_3r1r1r1 @ X0 @ X1 @ X2)
% 20.94/3.78          | ~ (ssPv26_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 20.94/3.78               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13))),
% 20.94/3.78      inference('demod', [status(thm)],
% 20.94/3.78                [zip_derived_cl729, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.78                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.78                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.78                 zip_derived_cl1179, zip_derived_cl1223, zip_derived_cl1271, 
% 20.94/3.78                 zip_derived_cl1324, zip_derived_cl1370, zip_derived_cl1424])).
% 20.94/3.78  thf(zip_derived_cl1686, plain,
% 20.94/3.78      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.78         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i]:
% 20.94/3.78         ( (ssPv28_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X13 @ X12 @ X11 @ X10 @ 
% 20.94/3.78            X9 @ X8 @ X7 @ X6 @ X5 @ X4 @ X3 @ X2 @ X1 @ X0)
% 20.94/3.78          | ~ (ssPv15_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X13 @ X12 @ X11 @ X10 @ 
% 20.94/3.78               X9 @ X8 @ X7 @ X6 @ X5 @ X4 @ X3 @ X2 @ X1 @ X0)
% 20.94/3.78          | ~ (ssPv24_5r1r1r1r1r1 @ X13 @ X12 @ X11 @ X10 @ X9)
% 20.94/3.78          |  (ssPv26_3r1r1r1 @ X13 @ X12 @ X11))),
% 20.94/3.78      inference('sup-', [status(thm)], [zip_derived_cl1685, zip_derived_cl1467])).
% 20.94/3.78  thf(clause275, conjecture,
% 20.94/3.78    (~( ( ssPv28_1r1 @ U ) | ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 20.94/3.78        ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 20.94/3.78        ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 20.94/3.78        ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 20.94/3.78        ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 20.94/3.78        ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 20.94/3.78        ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 20.94/3.78        ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 20.94/3.78        ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 20.94/3.78        ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.78             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 20.94/3.78        ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.78             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 20.94/3.78        ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.78             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 20.94/3.78        ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.78             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 20.94/3.78        ( ~( ssPv28_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.78             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) ))).
% 20.94/3.78  thf(zf_stmt_65, negated_conjecture,
% 20.94/3.78    (( ssPv28_1r1 @ U ) | ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 20.94/3.78     ( ~( ssNder1_2r1r1 @ U @ V ) ) | ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 20.94/3.78     ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 20.94/3.78     ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 20.94/3.78     ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 20.94/3.78     ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 20.94/3.78     ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 20.94/3.78     ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 20.94/3.78     ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.78          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 20.94/3.78     ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.78          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 20.94/3.78     ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.78          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 20.94/3.78     ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.78          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 20.94/3.78     ( ~( ssPv28_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.78          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) )),
% 20.94/3.78    inference('cnf.neg', [status(esa)], [clause275])).
% 20.94/3.78  thf(zip_derived_cl733, plain,
% 20.94/3.78      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.78         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i]:
% 20.94/3.78         ( (ssPv28_1r1 @ X0)
% 20.94/3.78          | ~ (ssNder1_0)
% 20.94/3.78          | ~ (ssNder1_1r1 @ X0)
% 20.94/3.78          | ~ (ssNder1_2r1r1 @ X0 @ X1)
% 20.94/3.78          | ~ (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)
% 20.94/3.78          | ~ (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)
% 20.94/3.78          | ~ (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)
% 20.94/3.78          | ~ (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)
% 20.94/3.78          | ~ (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)
% 20.94/3.78          | ~ (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 20.94/3.78               X7)
% 20.94/3.78          | ~ (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 20.94/3.78               X6 @ X7 @ X8)
% 20.94/3.78          | ~ (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 20.94/3.78               X6 @ X7 @ X8 @ X9)
% 20.94/3.78          | ~ (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 20.94/3.78               X5 @ X6 @ X7 @ X8 @ X9 @ X10)
% 20.94/3.78          | ~ (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 20.94/3.78               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11)
% 20.94/3.78          | ~ (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 20.94/3.78               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)
% 20.94/3.78          | ~ (ssPv28_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 20.94/3.78               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13))),
% 20.94/3.78      inference('cnf', [status(esa)], [zf_stmt_65])).
% 20.94/3.78  thf(zip_derived_cl1007, plain, ( (ssNder1_0)),
% 20.94/3.78      inference('cnf', [status(esa)], [zf_stmt_1])).
% 20.94/3.78  thf(zip_derived_cl1013, plain, (![X0 : $i]:  (ssNder1_1r1 @ X0)),
% 20.94/3.78      inference('demod', [status(thm)],
% 20.94/3.78                [zip_derived_cl1006, zip_derived_cl1007])).
% 20.94/3.78  thf(zip_derived_cl1014, plain,
% 20.94/3.78      (![X0 : $i, X1 : $i]:  (ssNder1_2r1r1 @ X0 @ X1)),
% 20.94/3.78      inference('demod', [status(thm)],
% 20.94/3.78                [zip_derived_cl1005, zip_derived_cl1007, zip_derived_cl1013])).
% 20.94/3.78  thf(zip_derived_cl1021, plain,
% 20.94/3.78      (![X0 : $i, X1 : $i, X2 : $i]:  (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)),
% 20.94/3.78      inference('demod', [status(thm)],
% 20.94/3.78                [zip_derived_cl994, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.78                 zip_derived_cl1014])).
% 20.94/3.78  thf(zip_derived_cl1046, plain,
% 20.94/3.78      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 20.94/3.78          (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)),
% 20.94/3.78      inference('demod', [status(thm)],
% 20.94/3.78                [zip_derived_cl984, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.78                 zip_derived_cl1014, zip_derived_cl1021])).
% 20.94/3.78  thf(zip_derived_cl1070, plain,
% 20.94/3.78      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 20.94/3.78          (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)),
% 20.94/3.78      inference('demod', [status(thm)],
% 20.94/3.78                [zip_derived_cl966, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.78                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046])).
% 20.94/3.78  thf(zip_derived_cl1101, plain,
% 20.94/3.78      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 20.94/3.78          (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)),
% 20.94/3.78      inference('demod', [status(thm)],
% 20.94/3.78                [zip_derived_cl948, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.78                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.78                 zip_derived_cl1070])).
% 20.94/3.78  thf(zip_derived_cl1131, plain,
% 20.94/3.78      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i]:
% 20.94/3.78          (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)),
% 20.94/3.78      inference('demod', [status(thm)],
% 20.94/3.78                [zip_derived_cl928, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.78                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.78                 zip_derived_cl1070, zip_derived_cl1101])).
% 20.94/3.78  thf(zip_derived_cl1179, plain,
% 20.94/3.78      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, X7 : $i]:
% 20.94/3.78          (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7)),
% 20.94/3.78      inference('demod', [status(thm)],
% 20.94/3.78                [zip_derived_cl901, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.78                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.78                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131])).
% 20.94/3.78  thf(zip_derived_cl1223, plain,
% 20.94/3.78      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.78         X7 : $i, X8 : $i]:
% 20.94/3.78          (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 20.94/3.78           X7 @ X8)),
% 20.94/3.78      inference('demod', [status(thm)],
% 20.94/3.78                [zip_derived_cl879, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.78                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.78                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.78                 zip_derived_cl1179])).
% 20.94/3.78  thf(zip_derived_cl1271, plain,
% 20.94/3.78      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.78         X7 : $i, X8 : $i, X9 : $i]:
% 20.94/3.78          (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 20.94/3.78           X7 @ X8 @ X9)),
% 20.94/3.78      inference('demod', [status(thm)],
% 20.94/3.78                [zip_derived_cl854, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.78                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.78                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.78                 zip_derived_cl1179, zip_derived_cl1223])).
% 20.94/3.78  thf(zip_derived_cl1324, plain,
% 20.94/3.78      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.78         X7 : $i, X8 : $i, X9 : $i, X10 : $i]:
% 20.94/3.78          (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 20.94/3.78           X6 @ X7 @ X8 @ X9 @ X10)),
% 20.94/3.78      inference('demod', [status(thm)],
% 20.94/3.78                [zip_derived_cl826, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.78                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.78                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.78                 zip_derived_cl1179, zip_derived_cl1223, zip_derived_cl1271])).
% 20.94/3.78  thf(zip_derived_cl1370, plain,
% 20.94/3.78      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.78         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i]:
% 20.94/3.78          (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 20.94/3.78           X6 @ X7 @ X8 @ X9 @ X10 @ X11)),
% 20.94/3.78      inference('demod', [status(thm)],
% 20.94/3.78                [zip_derived_cl800, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.78                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.78                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.78                 zip_derived_cl1179, zip_derived_cl1223, zip_derived_cl1271, 
% 20.94/3.78                 zip_derived_cl1324])).
% 20.94/3.78  thf(zip_derived_cl1424, plain,
% 20.94/3.78      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.78         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i]:
% 20.94/3.78          (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 20.94/3.78           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)),
% 20.94/3.78      inference('demod', [status(thm)],
% 20.94/3.78                [zip_derived_cl769, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.78                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.78                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.78                 zip_derived_cl1179, zip_derived_cl1223, zip_derived_cl1271, 
% 20.94/3.78                 zip_derived_cl1324, zip_derived_cl1370])).
% 20.94/3.78  thf(zip_derived_cl1447, plain,
% 20.94/3.78      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.78         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i]:
% 20.94/3.78         ( (ssPv28_1r1 @ X0)
% 20.94/3.78          | ~ (ssPv28_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 20.94/3.78               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13))),
% 20.94/3.78      inference('demod', [status(thm)],
% 20.94/3.78                [zip_derived_cl733, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.78                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.78                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.78                 zip_derived_cl1179, zip_derived_cl1223, zip_derived_cl1271, 
% 20.94/3.78                 zip_derived_cl1324, zip_derived_cl1370, zip_derived_cl1424])).
% 20.94/3.78  thf(zip_derived_cl1687, plain,
% 20.94/3.78      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.78         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i]:
% 20.94/3.78         ( (ssPv26_3r1r1r1 @ X13 @ X12 @ X11)
% 20.94/3.78          | ~ (ssPv24_5r1r1r1r1r1 @ X13 @ X12 @ X11 @ X10 @ X9)
% 20.94/3.78          | ~ (ssPv15_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X13 @ X12 @ X11 @ X10 @ 
% 20.94/3.78               X9 @ X8 @ X7 @ X6 @ X5 @ X4 @ X3 @ X2 @ X1 @ X0)
% 20.94/3.78          |  (ssPv28_1r1 @ X13))),
% 20.94/3.78      inference('sup-', [status(thm)], [zip_derived_cl1686, zip_derived_cl1447])).
% 20.94/3.78  thf(zip_derived_cl1690, plain,
% 20.94/3.78      (![X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i]:
% 20.94/3.78         ( (ssPv28_1r1 @ X12)
% 20.94/3.78          | ~ (ssPv24_5r1r1r1r1r1 @ X12 @ X11 @ X10 @ X9 @ X8)
% 20.94/3.78          |  (ssPv26_3r1r1r1 @ X12 @ X11 @ X10))),
% 20.94/3.78      inference('sup-', [status(thm)], [zip_derived_cl1443, zip_derived_cl1687])).
% 20.94/3.78  thf(zip_derived_cl1691, plain,
% 20.94/3.78      (![X1 : $i, X2 : $i, X3 : $i]:
% 20.94/3.78         ( (ssPv26_3r1r1r1 @ X3 @ X2 @ X1) |  (ssPv28_1r1 @ X3))),
% 20.94/3.78      inference('sup-', [status(thm)], [zip_derived_cl1059, zip_derived_cl1690])).
% 20.94/3.78  thf(zip_derived_cl2330, plain,
% 20.94/3.78      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.78         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 20.94/3.78         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i]:
% 20.94/3.78         ( (ssPv28_1r1 @ X20)
% 20.94/3.78          |  (ssPv14_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X20 @ X19 @ X18 @ 
% 20.94/3.78              X17 @ X16 @ X15 @ X14 @ X13 @ X12 @ X11 @ X10 @ X9 @ X8 @ X7 @ X6)
% 20.94/3.78          |  (ssPv8_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X20 @ X19 @ 
% 20.94/3.78              X18 @ X17 @ X16 @ X15 @ X14 @ X13 @ X12 @ X11 @ X10 @ X9 @ X8 @ 
% 20.94/3.78              X7 @ X6 @ X5 @ X4 @ X3 @ X2 @ X1 @ X0)
% 20.94/3.78          |  (ssPv21_8r1r1r1r1r1r1r1r1 @ X20 @ X19 @ X18 @ X17 @ X16 @ X15 @ 
% 20.94/3.78              X14 @ X13))),
% 20.94/3.78      inference('clc', [status(thm)], [zip_derived_cl2329, zip_derived_cl1691])).
% 20.94/3.78  thf(zip_derived_cl1877, plain,
% 20.94/3.78      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.78         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 20.94/3.78         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i]:
% 20.94/3.78         ~ (ssPv8_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 20.94/3.78            X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 20.94/3.78            X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ skc31)),
% 20.94/3.78      inference('demod', [status(thm)],
% 20.94/3.78                [zip_derived_cl1792, zip_derived_cl1876])).
% 20.94/3.78  thf(zip_derived_cl2331, plain,
% 20.94/3.78      (![X5 : $i, X6 : $i, X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, 
% 20.94/3.78         X12 : $i, X13 : $i, X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, 
% 20.94/3.78         X19 : $i]:
% 20.94/3.78         ( (ssPv21_8r1r1r1r1r1r1r1r1 @ X19 @ X18 @ X17 @ X16 @ X15 @ X14 @ 
% 20.94/3.78            X13 @ X12)
% 20.94/3.78          |  (ssPv14_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X19 @ X18 @ X17 @ 
% 20.94/3.78              X16 @ X15 @ X14 @ X13 @ X12 @ X11 @ X10 @ X9 @ X8 @ X7 @ X6 @ X5)
% 20.94/3.78          |  (ssPv28_1r1 @ X19))),
% 20.94/3.78      inference('sup-', [status(thm)], [zip_derived_cl2330, zip_derived_cl1877])).
% 20.94/3.78  thf(zip_derived_cl1425, plain,
% 20.94/3.78      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.78         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i]:
% 20.94/3.78         ~ (ssPv14_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 20.94/3.78            X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ skc35)),
% 20.94/3.78      inference('demod', [status(thm)],
% 20.94/3.78                [zip_derived_cl1372, zip_derived_cl1424])).
% 20.94/3.78  thf(zip_derived_cl2332, plain,
% 20.94/3.78      (![X6 : $i, X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, 
% 20.94/3.78         X13 : $i]:
% 20.94/3.78         ( (ssPv28_1r1 @ X13)
% 20.94/3.78          |  (ssPv21_8r1r1r1r1r1r1r1r1 @ X13 @ X12 @ X11 @ X10 @ X9 @ X8 @ 
% 20.94/3.78              X7 @ X6))),
% 20.94/3.78      inference('sup-', [status(thm)], [zip_derived_cl2331, zip_derived_cl1425])).
% 20.94/3.78  thf(clause84, conjecture,
% 20.94/3.78    (~( ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 20.94/3.78        ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 20.94/3.78        ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 20.94/3.78        ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 20.94/3.78        ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 20.94/3.78        ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 20.94/3.78        ( ~( ssPv21_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ skc41 ) ) ))).
% 20.94/3.78  thf(zf_stmt_66, negated_conjecture,
% 20.94/3.78    (( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 20.94/3.78     ( ~( ssNder1_2r1r1 @ U @ V ) ) | ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 20.94/3.78     ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 20.94/3.78     ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 20.94/3.78     ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 20.94/3.78     ( ~( ssPv21_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ skc41 ) )),
% 20.94/3.78    inference('cnf.neg', [status(esa)], [clause84])).
% 20.94/3.78  thf(zip_derived_cl924, plain,
% 20.94/3.78      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i]:
% 20.94/3.78         (~ (ssNder1_0)
% 20.94/3.78          | ~ (ssNder1_1r1 @ X0)
% 20.94/3.78          | ~ (ssNder1_2r1r1 @ X0 @ X1)
% 20.94/3.78          | ~ (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)
% 20.94/3.78          | ~ (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)
% 20.94/3.78          | ~ (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)
% 20.94/3.78          | ~ (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)
% 20.94/3.78          | ~ (ssPv21_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 20.94/3.78               skc41))),
% 20.94/3.78      inference('cnf', [status(esa)], [zf_stmt_66])).
% 20.94/3.78  thf(zip_derived_cl1007, plain, ( (ssNder1_0)),
% 20.94/3.78      inference('cnf', [status(esa)], [zf_stmt_1])).
% 20.94/3.78  thf(zip_derived_cl1013, plain, (![X0 : $i]:  (ssNder1_1r1 @ X0)),
% 20.94/3.78      inference('demod', [status(thm)],
% 20.94/3.78                [zip_derived_cl1006, zip_derived_cl1007])).
% 20.94/3.78  thf(zip_derived_cl1014, plain,
% 20.94/3.78      (![X0 : $i, X1 : $i]:  (ssNder1_2r1r1 @ X0 @ X1)),
% 20.94/3.78      inference('demod', [status(thm)],
% 20.94/3.78                [zip_derived_cl1005, zip_derived_cl1007, zip_derived_cl1013])).
% 20.94/3.78  thf(zip_derived_cl1021, plain,
% 20.94/3.78      (![X0 : $i, X1 : $i, X2 : $i]:  (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)),
% 20.94/3.78      inference('demod', [status(thm)],
% 20.94/3.78                [zip_derived_cl994, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.78                 zip_derived_cl1014])).
% 20.94/3.78  thf(zip_derived_cl1046, plain,
% 20.94/3.78      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 20.94/3.78          (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)),
% 20.94/3.78      inference('demod', [status(thm)],
% 20.94/3.78                [zip_derived_cl984, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.78                 zip_derived_cl1014, zip_derived_cl1021])).
% 20.94/3.78  thf(zip_derived_cl1061, plain,
% 20.94/3.78      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i]:
% 20.94/3.78         (~ (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)
% 20.94/3.78          | ~ (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)
% 20.94/3.78          | ~ (ssPv21_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 20.94/3.78               skc41))),
% 20.94/3.78      inference('demod', [status(thm)],
% 20.94/3.78                [zip_derived_cl924, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.78                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046])).
% 20.94/3.78  thf(zip_derived_cl1070, plain,
% 20.94/3.78      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 20.94/3.78          (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)),
% 20.94/3.78      inference('demod', [status(thm)],
% 20.94/3.78                [zip_derived_cl966, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.78                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046])).
% 20.94/3.78  thf(zip_derived_cl1072, plain,
% 20.94/3.78      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i]:
% 20.94/3.78         (~ (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)
% 20.94/3.78          | ~ (ssPv21_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 20.94/3.78               skc41))),
% 20.94/3.78      inference('demod', [status(thm)],
% 20.94/3.78                [zip_derived_cl1061, zip_derived_cl1070])).
% 20.94/3.78  thf(zip_derived_cl1101, plain,
% 20.94/3.78      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 20.94/3.78          (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)),
% 20.94/3.78      inference('demod', [status(thm)],
% 20.94/3.78                [zip_derived_cl948, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.78                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.78                 zip_derived_cl1070])).
% 20.94/3.78  thf(zip_derived_cl1102, plain,
% 20.94/3.78      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i]:
% 20.94/3.78         ~ (ssPv21_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ skc41)),
% 20.94/3.78      inference('demod', [status(thm)],
% 20.94/3.78                [zip_derived_cl1072, zip_derived_cl1101])).
% 20.94/3.78  thf(zip_derived_cl2333, plain, (![X6 : $i]:  (ssPv28_1r1 @ X6)),
% 20.94/3.78      inference('sup-', [status(thm)], [zip_derived_cl2332, zip_derived_cl1102])).
% 20.94/3.78  thf(zip_derived_cl2381, plain,
% 20.94/3.78      (![X2 : $i, X3 : $i]:  (ssPv27_2r1r1 @ X3 @ X2)),
% 20.94/3.78      inference('demod', [status(thm)],
% 20.94/3.78                [zip_derived_cl2288, zip_derived_cl2333])).
% 20.94/3.78  thf(zip_derived_cl2426, plain,
% 20.94/3.78      (![X4 : $i, X5 : $i, X6 : $i]: ~ (ssPv26_3r1r1r1 @ X6 @ X5 @ X4)),
% 20.94/3.78      inference('demod', [status(thm)],
% 20.94/3.78                [zip_derived_cl2322, zip_derived_cl2381])).
% 20.94/3.78  thf(zip_derived_cl2456, plain,
% 20.94/3.78      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.78         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 20.94/3.78         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i, 
% 20.94/3.78         X21 : $i]:
% 20.94/3.78         ~ (ssPv26_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 20.94/3.78            X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 20.94/3.78            X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21)),
% 20.94/3.78      inference('demod', [status(thm)],
% 20.94/3.78                [zip_derived_cl2117, zip_derived_cl2426])).
% 20.94/3.78  thf(zip_derived_cl1007, plain, ( (ssNder1_0)),
% 20.94/3.78      inference('cnf', [status(esa)], [zf_stmt_1])).
% 20.94/3.78  thf(zip_derived_cl1013, plain, (![X0 : $i]:  (ssNder1_1r1 @ X0)),
% 20.94/3.78      inference('demod', [status(thm)],
% 20.94/3.78                [zip_derived_cl1006, zip_derived_cl1007])).
% 20.94/3.78  thf(zip_derived_cl1014, plain,
% 20.94/3.78      (![X0 : $i, X1 : $i]:  (ssNder1_2r1r1 @ X0 @ X1)),
% 20.94/3.78      inference('demod', [status(thm)],
% 20.94/3.78                [zip_derived_cl1005, zip_derived_cl1007, zip_derived_cl1013])).
% 20.94/3.78  thf(zip_derived_cl1021, plain,
% 20.94/3.78      (![X0 : $i, X1 : $i, X2 : $i]:  (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)),
% 20.94/3.78      inference('demod', [status(thm)],
% 20.94/3.78                [zip_derived_cl994, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.78                 zip_derived_cl1014])).
% 20.94/3.78  thf(zip_derived_cl1046, plain,
% 20.94/3.78      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 20.94/3.78          (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)),
% 20.94/3.78      inference('demod', [status(thm)],
% 20.94/3.78                [zip_derived_cl984, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.78                 zip_derived_cl1014, zip_derived_cl1021])).
% 20.94/3.78  thf(zip_derived_cl1070, plain,
% 20.94/3.78      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 20.94/3.78          (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)),
% 20.94/3.78      inference('demod', [status(thm)],
% 20.94/3.78                [zip_derived_cl966, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.78                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046])).
% 20.94/3.78  thf(zip_derived_cl1101, plain,
% 20.94/3.78      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 20.94/3.78          (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)),
% 20.94/3.78      inference('demod', [status(thm)],
% 20.94/3.78                [zip_derived_cl948, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.78                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.78                 zip_derived_cl1070])).
% 20.94/3.78  thf(zip_derived_cl1131, plain,
% 20.94/3.78      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i]:
% 20.94/3.78          (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)),
% 20.94/3.78      inference('demod', [status(thm)],
% 20.94/3.78                [zip_derived_cl928, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.78                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.78                 zip_derived_cl1070, zip_derived_cl1101])).
% 20.94/3.78  thf(zip_derived_cl1179, plain,
% 20.94/3.78      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, X7 : $i]:
% 20.94/3.78          (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7)),
% 20.94/3.78      inference('demod', [status(thm)],
% 20.94/3.78                [zip_derived_cl901, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.78                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.78                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131])).
% 20.94/3.78  thf(zip_derived_cl1223, plain,
% 20.94/3.78      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.78         X7 : $i, X8 : $i]:
% 20.94/3.78          (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 20.94/3.78           X7 @ X8)),
% 20.94/3.78      inference('demod', [status(thm)],
% 20.94/3.78                [zip_derived_cl879, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.78                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.78                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.78                 zip_derived_cl1179])).
% 20.94/3.78  thf(zip_derived_cl1271, plain,
% 20.94/3.78      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.78         X7 : $i, X8 : $i, X9 : $i]:
% 20.94/3.78          (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 20.94/3.78           X7 @ X8 @ X9)),
% 20.94/3.78      inference('demod', [status(thm)],
% 20.94/3.78                [zip_derived_cl854, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.78                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.78                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.78                 zip_derived_cl1179, zip_derived_cl1223])).
% 20.94/3.78  thf(zip_derived_cl1324, plain,
% 20.94/3.78      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.78         X7 : $i, X8 : $i, X9 : $i, X10 : $i]:
% 20.94/3.78          (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 20.94/3.78           X6 @ X7 @ X8 @ X9 @ X10)),
% 20.94/3.78      inference('demod', [status(thm)],
% 20.94/3.78                [zip_derived_cl826, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.78                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.78                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.78                 zip_derived_cl1179, zip_derived_cl1223, zip_derived_cl1271])).
% 20.94/3.78  thf(zip_derived_cl1370, plain,
% 20.94/3.78      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.78         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i]:
% 20.94/3.78          (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 20.94/3.78           X6 @ X7 @ X8 @ X9 @ X10 @ X11)),
% 20.94/3.78      inference('demod', [status(thm)],
% 20.94/3.78                [zip_derived_cl800, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.78                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.78                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.78                 zip_derived_cl1179, zip_derived_cl1223, zip_derived_cl1271, 
% 20.94/3.78                 zip_derived_cl1324])).
% 20.94/3.78  thf(zip_derived_cl1424, plain,
% 20.94/3.78      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.78         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i]:
% 20.94/3.78          (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 20.94/3.78           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)),
% 20.94/3.78      inference('demod', [status(thm)],
% 20.94/3.78                [zip_derived_cl769, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.78                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.78                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.78                 zip_derived_cl1179, zip_derived_cl1223, zip_derived_cl1271, 
% 20.94/3.78                 zip_derived_cl1324, zip_derived_cl1370])).
% 20.94/3.78  thf(zip_derived_cl1485, plain,
% 20.94/3.78      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.78         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i]:
% 20.94/3.78          (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 20.94/3.78           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)),
% 20.94/3.78      inference('demod', [status(thm)],
% 20.94/3.78                [zip_derived_cl737, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.78                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.78                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.78                 zip_derived_cl1179, zip_derived_cl1223, zip_derived_cl1271, 
% 20.94/3.78                 zip_derived_cl1324, zip_derived_cl1370, zip_derived_cl1424])).
% 20.94/3.78  thf(zip_derived_cl1547, plain,
% 20.94/3.78      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.78         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 20.94/3.78         X14 : $i]:
% 20.94/3.78          (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 20.94/3.78           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)),
% 20.94/3.78      inference('demod', [status(thm)],
% 20.94/3.78                [zip_derived_cl702, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.78                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.78                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.78                 zip_derived_cl1179, zip_derived_cl1223, zip_derived_cl1271, 
% 20.94/3.78                 zip_derived_cl1324, zip_derived_cl1370, zip_derived_cl1424, 
% 20.94/3.78                 zip_derived_cl1485])).
% 20.94/3.78  thf(zip_derived_cl1615, plain,
% 20.94/3.78      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.78         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 20.94/3.78         X14 : $i, X15 : $i]:
% 20.94/3.78          (ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 20.94/3.78           X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15)),
% 20.94/3.78      inference('demod', [status(thm)],
% 20.94/3.78                [zip_derived_cl662, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.78                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.78                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.78                 zip_derived_cl1179, zip_derived_cl1223, zip_derived_cl1271, 
% 20.94/3.78                 zip_derived_cl1324, zip_derived_cl1370, zip_derived_cl1424, 
% 20.94/3.78                 zip_derived_cl1485, zip_derived_cl1547])).
% 20.94/3.78  thf(zip_derived_cl1701, plain,
% 20.94/3.78      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.78         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 20.94/3.78         X14 : $i, X15 : $i, X16 : $i]:
% 20.94/3.78          (ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 20.94/3.78           X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ 
% 20.94/3.78           X16)),
% 20.94/3.78      inference('demod', [status(thm)],
% 20.94/3.78                [zip_derived_cl622, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.78                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.78                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.78                 zip_derived_cl1179, zip_derived_cl1223, zip_derived_cl1271, 
% 20.94/3.78                 zip_derived_cl1324, zip_derived_cl1370, zip_derived_cl1424, 
% 20.94/3.78                 zip_derived_cl1485, zip_derived_cl1547, zip_derived_cl1615])).
% 20.94/3.78  thf(zip_derived_cl1791, plain,
% 20.94/3.78      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.78         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 20.94/3.78         X14 : $i, X15 : $i, X16 : $i, X17 : $i]:
% 20.94/3.78          (ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 20.94/3.78           X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 20.94/3.78           X15 @ X16 @ X17)),
% 20.94/3.78      inference('demod', [status(thm)],
% 20.94/3.78                [zip_derived_cl583, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.78                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.78                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.78                 zip_derived_cl1179, zip_derived_cl1223, zip_derived_cl1271, 
% 20.94/3.78                 zip_derived_cl1324, zip_derived_cl1370, zip_derived_cl1424, 
% 20.94/3.78                 zip_derived_cl1485, zip_derived_cl1547, zip_derived_cl1615, 
% 20.94/3.78                 zip_derived_cl1701])).
% 20.94/3.78  thf(zip_derived_cl1876, plain,
% 20.94/3.78      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.78         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 20.94/3.78         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i]:
% 20.94/3.78          (ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 20.94/3.78           X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 20.94/3.78           X15 @ X16 @ X17 @ X18)),
% 20.94/3.78      inference('demod', [status(thm)],
% 20.94/3.78                [zip_derived_cl538, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.78                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.78                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.78                 zip_derived_cl1179, zip_derived_cl1223, zip_derived_cl1271, 
% 20.94/3.78                 zip_derived_cl1324, zip_derived_cl1370, zip_derived_cl1424, 
% 20.94/3.78                 zip_derived_cl1485, zip_derived_cl1547, zip_derived_cl1615, 
% 20.94/3.78                 zip_derived_cl1701, zip_derived_cl1791])).
% 20.94/3.78  thf(zip_derived_cl1958, plain,
% 20.94/3.78      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.78         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 20.94/3.78         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i]:
% 20.94/3.78          (ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 20.94/3.78           X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 20.94/3.78           X15 @ X16 @ X17 @ X18 @ X19)),
% 20.94/3.78      inference('demod', [status(thm)],
% 20.94/3.78                [zip_derived_cl494, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.78                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.78                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.78                 zip_derived_cl1179, zip_derived_cl1223, zip_derived_cl1271, 
% 20.94/3.78                 zip_derived_cl1324, zip_derived_cl1370, zip_derived_cl1424, 
% 20.94/3.78                 zip_derived_cl1485, zip_derived_cl1547, zip_derived_cl1615, 
% 20.94/3.78                 zip_derived_cl1701, zip_derived_cl1791, zip_derived_cl1876])).
% 20.94/3.78  thf(zip_derived_cl2077, plain,
% 20.94/3.78      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.78         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 20.94/3.78         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i]:
% 20.94/3.78          (ssNder1_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 20.94/3.78           X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 20.94/3.78           X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20)),
% 20.94/3.78      inference('demod', [status(thm)],
% 20.94/3.78                [zip_derived_cl445, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.78                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.78                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.78                 zip_derived_cl1179, zip_derived_cl1223, zip_derived_cl1271, 
% 20.94/3.78                 zip_derived_cl1324, zip_derived_cl1370, zip_derived_cl1424, 
% 20.94/3.78                 zip_derived_cl1485, zip_derived_cl1547, zip_derived_cl1615, 
% 20.94/3.78                 zip_derived_cl1701, zip_derived_cl1791, zip_derived_cl1876, 
% 20.94/3.78                 zip_derived_cl1958])).
% 20.94/3.78  thf(zip_derived_cl2645, plain,
% 20.94/3.78      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.78         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 20.94/3.78         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i, 
% 20.94/3.78         X21 : $i]:
% 20.94/3.78         ( (ssPv11_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 20.94/3.78            X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 20.94/3.78            X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21)
% 20.94/3.78          |  (ssPv7_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 20.94/3.78              X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 20.94/3.78              X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21)
% 20.94/3.78          | ~ (ssPv21_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 20.94/3.78               X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 20.94/3.78               X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21))),
% 20.94/3.78      inference('demod', [status(thm)],
% 20.94/3.78                [zip_derived_cl253, zip_derived_cl2456, zip_derived_cl1007, 
% 20.94/3.78                 zip_derived_cl1013, zip_derived_cl1014, zip_derived_cl1021, 
% 20.94/3.78                 zip_derived_cl1046, zip_derived_cl1070, zip_derived_cl1101, 
% 20.94/3.78                 zip_derived_cl1131, zip_derived_cl1179, zip_derived_cl1223, 
% 20.94/3.78                 zip_derived_cl1271, zip_derived_cl1324, zip_derived_cl1370, 
% 20.94/3.78                 zip_derived_cl1424, zip_derived_cl1485, zip_derived_cl1547, 
% 20.94/3.78                 zip_derived_cl1615, zip_derived_cl1701, zip_derived_cl1791, 
% 20.94/3.78                 zip_derived_cl1876, zip_derived_cl1958, zip_derived_cl2077])).
% 20.94/3.78  thf(clause654, conjecture,
% 20.94/3.78    (~( ( ssPv11_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.78          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 20.94/3.78          X10 @ X11 @ X12 ) | 
% 20.94/3.78        ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 20.94/3.78        ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 20.94/3.78        ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 20.94/3.78        ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 20.94/3.78        ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 20.94/3.78        ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 20.94/3.78        ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 20.94/3.78        ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 20.94/3.78        ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 20.94/3.78        ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.78             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 20.94/3.78        ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.78             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 20.94/3.78        ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.78             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 20.94/3.78        ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.78             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 20.94/3.78        ( ~( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.78             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) | 
% 20.94/3.78        ( ~( ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.78             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) ) | 
% 20.94/3.78        ( ~( ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.78             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 20.94/3.78             X9 @ X10 ) ) | 
% 20.94/3.78        ( ~( ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.78             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 20.94/3.78             X9 @ X10 @ X11 ) ) | 
% 20.94/3.78        ( ~( ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.78             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 20.94/3.78             X9 @ X10 @ X11 @ X12 ) ) | 
% 20.94/3.78        ( ~( ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.78             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 20.94/3.78             X9 @ X10 @ X11 @ X12 @ X13 ) ) | 
% 20.94/3.78        ( ~( ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.78             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 20.94/3.78             X9 @ X10 @ X11 @ X12 @ X13 @ X14 ) ) | 
% 20.94/3.78        ( ~( ssNder1_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.78             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 20.94/3.78             X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 ) ) | 
% 20.94/3.78        ( ~( ssPv11_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.78             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 20.94/3.78             X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 ) ) ))).
% 20.94/3.78  thf(zf_stmt_67, negated_conjecture,
% 20.94/3.78    (( ssPv11_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.78       U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 20.94/3.78       X10 @ X11 @ X12 ) | 
% 20.94/3.78     ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 20.94/3.78     ( ~( ssNder1_2r1r1 @ U @ V ) ) | ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 20.94/3.78     ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 20.94/3.78     ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 20.94/3.78     ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 20.94/3.78     ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 20.94/3.78     ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 20.94/3.78     ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 20.94/3.78     ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.78          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 20.94/3.78     ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.78          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 20.94/3.78     ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.78          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 20.94/3.78     ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.78          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 20.94/3.78     ( ~( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.78          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) | 
% 20.94/3.78     ( ~( ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.78          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) ) | 
% 20.94/3.78     ( ~( ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.78          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 20.94/3.78          X10 ) ) | 
% 20.94/3.78     ( ~( ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.78          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 20.94/3.78          X10 @ X11 ) ) | 
% 20.94/3.78     ( ~( ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.78          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 20.94/3.78          X10 @ X11 @ X12 ) ) | 
% 20.94/3.78     ( ~( ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.78          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 20.94/3.78          X10 @ X11 @ X12 @ X13 ) ) | 
% 20.94/3.78     ( ~( ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.78          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 20.94/3.78          X10 @ X11 @ X12 @ X13 @ X14 ) ) | 
% 20.94/3.78     ( ~( ssNder1_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.78          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 20.94/3.78          X10 @ X11 @ X12 @ X13 @ X14 @ X15 ) ) | 
% 20.94/3.78     ( ~( ssPv11_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.78          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 20.94/3.78          X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 ) )),
% 20.94/3.78    inference('cnf.neg', [status(esa)], [clause654])).
% 20.94/3.78  thf(zip_derived_cl354, plain,
% 20.94/3.78      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.78         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 20.94/3.78         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i, 
% 20.94/3.78         X21 : $i]:
% 20.94/3.78         ( (ssPv11_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 20.94/3.78            X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 20.94/3.78            X15 @ X16 @ X17)
% 20.94/3.78          | ~ (ssNder1_0)
% 20.94/3.78          | ~ (ssNder1_1r1 @ X0)
% 20.94/3.78          | ~ (ssNder1_2r1r1 @ X0 @ X1)
% 20.94/3.78          | ~ (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)
% 20.94/3.78          | ~ (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)
% 20.94/3.78          | ~ (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)
% 20.94/3.78          | ~ (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)
% 20.94/3.78          | ~ (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)
% 20.94/3.78          | ~ (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 20.94/3.78               X7)
% 20.94/3.78          | ~ (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 20.94/3.78               X6 @ X7 @ X8)
% 20.94/3.78          | ~ (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 20.94/3.78               X6 @ X7 @ X8 @ X9)
% 20.94/3.78          | ~ (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 20.94/3.78               X5 @ X6 @ X7 @ X8 @ X9 @ X10)
% 20.94/3.78          | ~ (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 20.94/3.78               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11)
% 20.94/3.78          | ~ (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 20.94/3.78               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)
% 20.94/3.78          | ~ (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 20.94/3.78               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)
% 20.94/3.78          | ~ (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 20.94/3.78               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)
% 20.94/3.78          | ~ (ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 20.94/3.78               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 20.94/3.78               X14 @ X15)
% 20.94/3.78          | ~ (ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 20.94/3.78               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 20.94/3.78               X14 @ X15 @ X16)
% 20.94/3.78          | ~ (ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 20.94/3.78               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 20.94/3.78               X14 @ X15 @ X16 @ X17)
% 20.94/3.78          | ~ (ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 20.94/3.78               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 20.94/3.78               X14 @ X15 @ X16 @ X17 @ X18)
% 20.94/3.78          | ~ (ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 20.94/3.78               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 20.94/3.78               X14 @ X15 @ X16 @ X17 @ X18 @ X19)
% 20.94/3.78          | ~ (ssNder1_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 20.94/3.78               X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 20.94/3.78               X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20)
% 20.94/3.78          | ~ (ssPv11_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 20.94/3.78               X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 20.94/3.78               X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21))),
% 20.94/3.78      inference('cnf', [status(esa)], [zf_stmt_67])).
% 20.94/3.78  thf(zip_derived_cl1007, plain, ( (ssNder1_0)),
% 20.94/3.78      inference('cnf', [status(esa)], [zf_stmt_1])).
% 20.94/3.78  thf(zip_derived_cl1013, plain, (![X0 : $i]:  (ssNder1_1r1 @ X0)),
% 20.94/3.78      inference('demod', [status(thm)],
% 20.94/3.78                [zip_derived_cl1006, zip_derived_cl1007])).
% 20.94/3.78  thf(zip_derived_cl1014, plain,
% 20.94/3.78      (![X0 : $i, X1 : $i]:  (ssNder1_2r1r1 @ X0 @ X1)),
% 20.94/3.78      inference('demod', [status(thm)],
% 20.94/3.78                [zip_derived_cl1005, zip_derived_cl1007, zip_derived_cl1013])).
% 20.94/3.78  thf(zip_derived_cl1021, plain,
% 20.94/3.78      (![X0 : $i, X1 : $i, X2 : $i]:  (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)),
% 20.94/3.78      inference('demod', [status(thm)],
% 20.94/3.78                [zip_derived_cl994, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.78                 zip_derived_cl1014])).
% 20.94/3.78  thf(zip_derived_cl1046, plain,
% 20.94/3.78      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 20.94/3.78          (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)),
% 20.94/3.78      inference('demod', [status(thm)],
% 20.94/3.78                [zip_derived_cl984, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.78                 zip_derived_cl1014, zip_derived_cl1021])).
% 20.94/3.78  thf(zip_derived_cl1070, plain,
% 20.94/3.78      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 20.94/3.78          (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)),
% 20.94/3.78      inference('demod', [status(thm)],
% 20.94/3.78                [zip_derived_cl966, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.78                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046])).
% 20.94/3.78  thf(zip_derived_cl1101, plain,
% 20.94/3.78      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 20.94/3.78          (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)),
% 20.94/3.78      inference('demod', [status(thm)],
% 20.94/3.78                [zip_derived_cl948, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.78                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.78                 zip_derived_cl1070])).
% 20.94/3.78  thf(zip_derived_cl1131, plain,
% 20.94/3.78      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i]:
% 20.94/3.78          (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)),
% 20.94/3.78      inference('demod', [status(thm)],
% 20.94/3.78                [zip_derived_cl928, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.78                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.78                 zip_derived_cl1070, zip_derived_cl1101])).
% 20.94/3.78  thf(zip_derived_cl1179, plain,
% 20.94/3.78      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, X7 : $i]:
% 20.94/3.78          (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7)),
% 20.94/3.78      inference('demod', [status(thm)],
% 20.94/3.78                [zip_derived_cl901, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.78                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.78                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131])).
% 20.94/3.78  thf(zip_derived_cl1223, plain,
% 20.94/3.78      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.78         X7 : $i, X8 : $i]:
% 20.94/3.78          (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 20.94/3.78           X7 @ X8)),
% 20.94/3.78      inference('demod', [status(thm)],
% 20.94/3.78                [zip_derived_cl879, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.78                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.78                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.78                 zip_derived_cl1179])).
% 20.94/3.78  thf(zip_derived_cl1271, plain,
% 20.94/3.78      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.78         X7 : $i, X8 : $i, X9 : $i]:
% 20.94/3.78          (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 20.94/3.78           X7 @ X8 @ X9)),
% 20.94/3.78      inference('demod', [status(thm)],
% 20.94/3.78                [zip_derived_cl854, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.78                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.78                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.78                 zip_derived_cl1179, zip_derived_cl1223])).
% 20.94/3.78  thf(zip_derived_cl1324, plain,
% 20.94/3.78      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.78         X7 : $i, X8 : $i, X9 : $i, X10 : $i]:
% 20.94/3.78          (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 20.94/3.78           X6 @ X7 @ X8 @ X9 @ X10)),
% 20.94/3.78      inference('demod', [status(thm)],
% 20.94/3.78                [zip_derived_cl826, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.78                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.78                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.78                 zip_derived_cl1179, zip_derived_cl1223, zip_derived_cl1271])).
% 20.94/3.78  thf(zip_derived_cl1370, plain,
% 20.94/3.78      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.78         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i]:
% 20.94/3.78          (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 20.94/3.78           X6 @ X7 @ X8 @ X9 @ X10 @ X11)),
% 20.94/3.78      inference('demod', [status(thm)],
% 20.94/3.78                [zip_derived_cl800, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.78                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.78                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.78                 zip_derived_cl1179, zip_derived_cl1223, zip_derived_cl1271, 
% 20.94/3.78                 zip_derived_cl1324])).
% 20.94/3.78  thf(zip_derived_cl1424, plain,
% 20.94/3.78      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.78         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i]:
% 20.94/3.78          (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 20.94/3.78           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)),
% 20.94/3.78      inference('demod', [status(thm)],
% 20.94/3.78                [zip_derived_cl769, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.78                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.78                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.78                 zip_derived_cl1179, zip_derived_cl1223, zip_derived_cl1271, 
% 20.94/3.78                 zip_derived_cl1324, zip_derived_cl1370])).
% 20.94/3.78  thf(zip_derived_cl1485, plain,
% 20.94/3.78      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.78         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i]:
% 20.94/3.78          (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 20.94/3.78           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)),
% 20.94/3.78      inference('demod', [status(thm)],
% 20.94/3.78                [zip_derived_cl737, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.78                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.78                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.78                 zip_derived_cl1179, zip_derived_cl1223, zip_derived_cl1271, 
% 20.94/3.78                 zip_derived_cl1324, zip_derived_cl1370, zip_derived_cl1424])).
% 20.94/3.78  thf(zip_derived_cl1547, plain,
% 20.94/3.78      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.78         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 20.94/3.78         X14 : $i]:
% 20.94/3.78          (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 20.94/3.78           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)),
% 20.94/3.78      inference('demod', [status(thm)],
% 20.94/3.78                [zip_derived_cl702, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.78                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.78                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.78                 zip_derived_cl1179, zip_derived_cl1223, zip_derived_cl1271, 
% 20.94/3.78                 zip_derived_cl1324, zip_derived_cl1370, zip_derived_cl1424, 
% 20.94/3.78                 zip_derived_cl1485])).
% 20.94/3.78  thf(zip_derived_cl1615, plain,
% 20.94/3.78      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.78         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 20.94/3.78         X14 : $i, X15 : $i]:
% 20.94/3.78          (ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 20.94/3.78           X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15)),
% 20.94/3.78      inference('demod', [status(thm)],
% 20.94/3.78                [zip_derived_cl662, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.78                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.78                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.78                 zip_derived_cl1179, zip_derived_cl1223, zip_derived_cl1271, 
% 20.94/3.78                 zip_derived_cl1324, zip_derived_cl1370, zip_derived_cl1424, 
% 20.94/3.78                 zip_derived_cl1485, zip_derived_cl1547])).
% 20.94/3.78  thf(zip_derived_cl1701, plain,
% 20.94/3.78      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.78         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 20.94/3.78         X14 : $i, X15 : $i, X16 : $i]:
% 20.94/3.78          (ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 20.94/3.78           X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ 
% 20.94/3.78           X16)),
% 20.94/3.78      inference('demod', [status(thm)],
% 20.94/3.78                [zip_derived_cl622, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.78                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.78                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.78                 zip_derived_cl1179, zip_derived_cl1223, zip_derived_cl1271, 
% 20.94/3.78                 zip_derived_cl1324, zip_derived_cl1370, zip_derived_cl1424, 
% 20.94/3.78                 zip_derived_cl1485, zip_derived_cl1547, zip_derived_cl1615])).
% 20.94/3.78  thf(zip_derived_cl1791, plain,
% 20.94/3.78      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.78         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 20.94/3.78         X14 : $i, X15 : $i, X16 : $i, X17 : $i]:
% 20.94/3.78          (ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 20.94/3.78           X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 20.94/3.78           X15 @ X16 @ X17)),
% 20.94/3.78      inference('demod', [status(thm)],
% 20.94/3.78                [zip_derived_cl583, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.78                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.78                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.78                 zip_derived_cl1179, zip_derived_cl1223, zip_derived_cl1271, 
% 20.94/3.78                 zip_derived_cl1324, zip_derived_cl1370, zip_derived_cl1424, 
% 20.94/3.78                 zip_derived_cl1485, zip_derived_cl1547, zip_derived_cl1615, 
% 20.94/3.78                 zip_derived_cl1701])).
% 20.94/3.78  thf(zip_derived_cl1876, plain,
% 20.94/3.78      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.78         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 20.94/3.78         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i]:
% 20.94/3.78          (ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 20.94/3.78           X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 20.94/3.78           X15 @ X16 @ X17 @ X18)),
% 20.94/3.78      inference('demod', [status(thm)],
% 20.94/3.78                [zip_derived_cl538, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.78                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.78                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.78                 zip_derived_cl1179, zip_derived_cl1223, zip_derived_cl1271, 
% 20.94/3.78                 zip_derived_cl1324, zip_derived_cl1370, zip_derived_cl1424, 
% 20.94/3.78                 zip_derived_cl1485, zip_derived_cl1547, zip_derived_cl1615, 
% 20.94/3.78                 zip_derived_cl1701, zip_derived_cl1791])).
% 20.94/3.78  thf(zip_derived_cl1958, plain,
% 20.94/3.78      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.78         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 20.94/3.78         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i]:
% 20.94/3.78          (ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 20.94/3.78           X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 20.94/3.78           X15 @ X16 @ X17 @ X18 @ X19)),
% 20.94/3.78      inference('demod', [status(thm)],
% 20.94/3.78                [zip_derived_cl494, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.78                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.78                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.78                 zip_derived_cl1179, zip_derived_cl1223, zip_derived_cl1271, 
% 20.94/3.78                 zip_derived_cl1324, zip_derived_cl1370, zip_derived_cl1424, 
% 20.94/3.78                 zip_derived_cl1485, zip_derived_cl1547, zip_derived_cl1615, 
% 20.94/3.78                 zip_derived_cl1701, zip_derived_cl1791, zip_derived_cl1876])).
% 20.94/3.78  thf(zip_derived_cl2077, plain,
% 20.94/3.78      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.78         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 20.94/3.78         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i]:
% 20.94/3.78          (ssNder1_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 20.94/3.78           X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 20.94/3.78           X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20)),
% 20.94/3.78      inference('demod', [status(thm)],
% 20.94/3.78                [zip_derived_cl445, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.78                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.78                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.78                 zip_derived_cl1179, zip_derived_cl1223, zip_derived_cl1271, 
% 20.94/3.78                 zip_derived_cl1324, zip_derived_cl1370, zip_derived_cl1424, 
% 20.94/3.78                 zip_derived_cl1485, zip_derived_cl1547, zip_derived_cl1615, 
% 20.94/3.78                 zip_derived_cl1701, zip_derived_cl1791, zip_derived_cl1876, 
% 20.94/3.78                 zip_derived_cl1958])).
% 20.94/3.78  thf(zip_derived_cl2220, plain,
% 20.94/3.78      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.78         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 20.94/3.78         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i, 
% 20.94/3.78         X21 : $i]:
% 20.94/3.78         ( (ssPv11_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 20.94/3.78            X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 20.94/3.78            X15 @ X16 @ X17)
% 20.94/3.78          | ~ (ssPv11_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 20.94/3.78               X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 20.94/3.78               X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21))),
% 20.94/3.78      inference('demod', [status(thm)],
% 20.94/3.78                [zip_derived_cl354, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.78                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.78                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.78                 zip_derived_cl1179, zip_derived_cl1223, zip_derived_cl1271, 
% 20.94/3.78                 zip_derived_cl1324, zip_derived_cl1370, zip_derived_cl1424, 
% 20.94/3.78                 zip_derived_cl1485, zip_derived_cl1547, zip_derived_cl1615, 
% 20.94/3.78                 zip_derived_cl1701, zip_derived_cl1791, zip_derived_cl1876, 
% 20.94/3.78                 zip_derived_cl1958, zip_derived_cl2077])).
% 20.94/3.78  thf(zip_derived_cl2646, plain,
% 20.94/3.78      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.78         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 20.94/3.78         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i, 
% 20.94/3.78         X21 : $i]:
% 20.94/3.78         (~ (ssPv21_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X21 @ 
% 20.94/3.78             X20 @ X19 @ X18 @ X17 @ X16 @ X15 @ X14 @ X13 @ X12 @ X11 @ X10 @ 
% 20.94/3.78             X9 @ X8 @ X7 @ X6 @ X5 @ X4 @ X3 @ X2 @ X1 @ X0)
% 20.94/3.78          |  (ssPv7_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X21 @ 
% 20.94/3.78              X20 @ X19 @ X18 @ X17 @ X16 @ X15 @ X14 @ X13 @ X12 @ X11 @ 
% 20.94/3.78              X10 @ X9 @ X8 @ X7 @ X6 @ X5 @ X4 @ X3 @ X2 @ X1 @ X0)
% 20.94/3.78          |  (ssPv11_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X21 @ X20 @ 
% 20.94/3.78              X19 @ X18 @ X17 @ X16 @ X15 @ X14 @ X13 @ X12 @ X11 @ X10 @ X9 @ 
% 20.94/3.78              X8 @ X7 @ X6 @ X5 @ X4))),
% 20.94/3.78      inference('sup-', [status(thm)], [zip_derived_cl2645, zip_derived_cl2220])).
% 20.94/3.78  thf(zip_derived_cl2647, plain,
% 20.94/3.78      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.78         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 20.94/3.78         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i, 
% 20.94/3.78         X21 : $i]:
% 20.94/3.78         (~ (ssPv21_8r1r1r1r1r1r1r1r1 @ X21 @ X20 @ X19 @ X18 @ X17 @ X16 @ 
% 20.94/3.78             X15 @ X14)
% 20.94/3.78          |  (ssPv11_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X21 @ X20 @ 
% 20.94/3.78              X19 @ X18 @ X17 @ X16 @ X15 @ X14 @ X13 @ X12 @ X11 @ X10 @ X9 @ 
% 20.94/3.78              X8 @ X7 @ X6 @ X5 @ X4)
% 20.94/3.78          |  (ssPv7_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X21 @ 
% 20.94/3.78              X20 @ X19 @ X18 @ X17 @ X16 @ X15 @ X14 @ X13 @ X12 @ X11 @ 
% 20.94/3.78              X10 @ X9 @ X8 @ X7 @ X6 @ X5 @ X4 @ X3 @ X2 @ X1 @ X0))),
% 20.94/3.78      inference('sup-', [status(thm)], [zip_derived_cl2193, zip_derived_cl2646])).
% 20.94/3.78  thf(zip_derived_cl1959, plain,
% 20.94/3.78      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.78         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 20.94/3.78         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i]:
% 20.94/3.78         ~ (ssPv7_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 20.94/3.78            X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 20.94/3.78            X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ skc29)),
% 20.94/3.78      inference('demod', [status(thm)],
% 20.94/3.78                [zip_derived_cl1878, zip_derived_cl1958])).
% 20.94/3.78  thf(zip_derived_cl2648, plain,
% 20.94/3.78      (![X3 : $i, X4 : $i, X5 : $i, X6 : $i, X7 : $i, X8 : $i, X9 : $i, 
% 20.94/3.78         X10 : $i, X11 : $i, X12 : $i, X13 : $i, X14 : $i, X15 : $i, X16 : $i, 
% 20.94/3.78         X17 : $i, X18 : $i, X19 : $i, X20 : $i]:
% 20.94/3.78         ( (ssPv11_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X20 @ X19 @ X18 @ 
% 20.94/3.78            X17 @ X16 @ X15 @ X14 @ X13 @ X12 @ X11 @ X10 @ X9 @ X8 @ X7 @ 
% 20.94/3.78            X6 @ X5 @ X4 @ X3)
% 20.94/3.78          | ~ (ssPv21_8r1r1r1r1r1r1r1r1 @ X20 @ X19 @ X18 @ X17 @ X16 @ X15 @ 
% 20.94/3.78               X14 @ X13))),
% 20.94/3.78      inference('sup-', [status(thm)], [zip_derived_cl2647, zip_derived_cl1959])).
% 20.94/3.78  thf(clause426, conjecture,
% 20.94/3.78    (~( ( ssPv28_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.78          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 20.94/3.78          X10 @ X11 @ X12 ) | 
% 20.94/3.78        ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 20.94/3.78        ( ~( ssPv28_1r1 @ U ) ) | ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 20.94/3.78        ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 20.94/3.78        ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 20.94/3.78        ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 20.94/3.78        ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 20.94/3.78        ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 20.94/3.78        ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 20.94/3.78        ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 20.94/3.78        ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.78             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 20.94/3.78        ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.78             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 20.94/3.78        ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.78             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 20.94/3.78        ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.78             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 20.94/3.78        ( ~( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.78             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) | 
% 20.94/3.78        ( ~( ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.78             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) ) | 
% 20.94/3.78        ( ~( ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.78             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 20.94/3.78             X9 @ X10 ) ) | 
% 20.94/3.78        ( ~( ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.78             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 20.94/3.78             X9 @ X10 @ X11 ) ) ))).
% 20.94/3.78  thf(zf_stmt_68, negated_conjecture,
% 20.94/3.78    (( ssPv28_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.78       U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 20.94/3.78       X10 @ X11 @ X12 ) | 
% 20.94/3.78     ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | ( ~( ssPv28_1r1 @ U ) ) | 
% 20.94/3.78     ( ~( ssNder1_2r1r1 @ U @ V ) ) | ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 20.94/3.78     ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 20.94/3.78     ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 20.94/3.78     ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 20.94/3.78     ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 20.94/3.78     ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 20.94/3.78     ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 20.94/3.78     ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.78          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 20.94/3.78     ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.78          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 20.94/3.78     ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.78          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 20.94/3.78     ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.78          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 20.94/3.78     ( ~( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.78          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) | 
% 20.94/3.78     ( ~( ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.78          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) ) | 
% 20.94/3.78     ( ~( ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.78          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 20.94/3.78          X10 ) ) | 
% 20.94/3.78     ( ~( ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.78          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 20.94/3.78          X10 @ X11 ) )),
% 20.94/3.78    inference('cnf.neg', [status(esa)], [clause426])).
% 20.94/3.78  thf(zip_derived_cl582, plain,
% 20.94/3.78      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.78         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 20.94/3.78         X14 : $i, X15 : $i, X16 : $i, X17 : $i]:
% 20.94/3.78         ( (ssPv28_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 20.94/3.78            X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 20.94/3.78            X15 @ X16 @ X17)
% 20.94/3.78          | ~ (ssNder1_0)
% 20.94/3.78          | ~ (ssNder1_1r1 @ X0)
% 20.94/3.78          | ~ (ssPv28_1r1 @ X0)
% 20.94/3.78          | ~ (ssNder1_2r1r1 @ X0 @ X1)
% 20.94/3.78          | ~ (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)
% 20.94/3.78          | ~ (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)
% 20.94/3.78          | ~ (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)
% 20.94/3.78          | ~ (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)
% 20.94/3.78          | ~ (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)
% 20.94/3.78          | ~ (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 20.94/3.78               X7)
% 20.94/3.78          | ~ (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 20.94/3.78               X6 @ X7 @ X8)
% 20.94/3.78          | ~ (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 20.94/3.78               X6 @ X7 @ X8 @ X9)
% 20.94/3.78          | ~ (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 20.94/3.78               X5 @ X6 @ X7 @ X8 @ X9 @ X10)
% 20.94/3.78          | ~ (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 20.94/3.78               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11)
% 20.94/3.78          | ~ (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 20.94/3.78               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)
% 20.94/3.78          | ~ (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 20.94/3.78               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)
% 20.94/3.78          | ~ (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 20.94/3.78               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)
% 20.94/3.78          | ~ (ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 20.94/3.78               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 20.94/3.78               X14 @ X15)
% 20.94/3.78          | ~ (ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 20.94/3.78               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 20.94/3.78               X14 @ X15 @ X16))),
% 20.94/3.78      inference('cnf', [status(esa)], [zf_stmt_68])).
% 20.94/3.78  thf(zip_derived_cl1007, plain, ( (ssNder1_0)),
% 20.94/3.78      inference('cnf', [status(esa)], [zf_stmt_1])).
% 20.94/3.78  thf(zip_derived_cl1013, plain, (![X0 : $i]:  (ssNder1_1r1 @ X0)),
% 20.94/3.78      inference('demod', [status(thm)],
% 20.94/3.78                [zip_derived_cl1006, zip_derived_cl1007])).
% 20.94/3.78  thf(zip_derived_cl1014, plain,
% 20.94/3.78      (![X0 : $i, X1 : $i]:  (ssNder1_2r1r1 @ X0 @ X1)),
% 20.94/3.78      inference('demod', [status(thm)],
% 20.94/3.78                [zip_derived_cl1005, zip_derived_cl1007, zip_derived_cl1013])).
% 20.94/3.78  thf(zip_derived_cl1021, plain,
% 20.94/3.78      (![X0 : $i, X1 : $i, X2 : $i]:  (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)),
% 20.94/3.78      inference('demod', [status(thm)],
% 20.94/3.78                [zip_derived_cl994, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.78                 zip_derived_cl1014])).
% 20.94/3.78  thf(zip_derived_cl1046, plain,
% 20.94/3.78      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 20.94/3.78          (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)),
% 20.94/3.78      inference('demod', [status(thm)],
% 20.94/3.78                [zip_derived_cl984, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.78                 zip_derived_cl1014, zip_derived_cl1021])).
% 20.94/3.78  thf(zip_derived_cl1070, plain,
% 20.94/3.78      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 20.94/3.78          (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)),
% 20.94/3.78      inference('demod', [status(thm)],
% 20.94/3.78                [zip_derived_cl966, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.78                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046])).
% 20.94/3.78  thf(zip_derived_cl1101, plain,
% 20.94/3.78      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 20.94/3.78          (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)),
% 20.94/3.78      inference('demod', [status(thm)],
% 20.94/3.78                [zip_derived_cl948, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.78                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.78                 zip_derived_cl1070])).
% 20.94/3.78  thf(zip_derived_cl1131, plain,
% 20.94/3.78      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i]:
% 20.94/3.78          (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)),
% 20.94/3.78      inference('demod', [status(thm)],
% 20.94/3.78                [zip_derived_cl928, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.78                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.78                 zip_derived_cl1070, zip_derived_cl1101])).
% 20.94/3.78  thf(zip_derived_cl1179, plain,
% 20.94/3.78      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, X7 : $i]:
% 20.94/3.78          (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7)),
% 20.94/3.78      inference('demod', [status(thm)],
% 20.94/3.78                [zip_derived_cl901, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.78                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.78                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131])).
% 20.94/3.78  thf(zip_derived_cl1223, plain,
% 20.94/3.78      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.78         X7 : $i, X8 : $i]:
% 20.94/3.78          (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 20.94/3.78           X7 @ X8)),
% 20.94/3.78      inference('demod', [status(thm)],
% 20.94/3.78                [zip_derived_cl879, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.78                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.78                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.78                 zip_derived_cl1179])).
% 20.94/3.78  thf(zip_derived_cl1271, plain,
% 20.94/3.78      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.78         X7 : $i, X8 : $i, X9 : $i]:
% 20.94/3.78          (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 20.94/3.78           X7 @ X8 @ X9)),
% 20.94/3.78      inference('demod', [status(thm)],
% 20.94/3.78                [zip_derived_cl854, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.78                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.78                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.78                 zip_derived_cl1179, zip_derived_cl1223])).
% 20.94/3.78  thf(zip_derived_cl1324, plain,
% 20.94/3.78      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.78         X7 : $i, X8 : $i, X9 : $i, X10 : $i]:
% 20.94/3.78          (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 20.94/3.78           X6 @ X7 @ X8 @ X9 @ X10)),
% 20.94/3.78      inference('demod', [status(thm)],
% 20.94/3.78                [zip_derived_cl826, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.78                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.78                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.78                 zip_derived_cl1179, zip_derived_cl1223, zip_derived_cl1271])).
% 20.94/3.78  thf(zip_derived_cl1370, plain,
% 20.94/3.78      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.78         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i]:
% 20.94/3.78          (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 20.94/3.78           X6 @ X7 @ X8 @ X9 @ X10 @ X11)),
% 20.94/3.78      inference('demod', [status(thm)],
% 20.94/3.78                [zip_derived_cl800, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.78                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.78                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.78                 zip_derived_cl1179, zip_derived_cl1223, zip_derived_cl1271, 
% 20.94/3.78                 zip_derived_cl1324])).
% 20.94/3.78  thf(zip_derived_cl1424, plain,
% 20.94/3.78      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.78         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i]:
% 20.94/3.78          (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 20.94/3.78           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)),
% 20.94/3.78      inference('demod', [status(thm)],
% 20.94/3.78                [zip_derived_cl769, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.78                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.78                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.78                 zip_derived_cl1179, zip_derived_cl1223, zip_derived_cl1271, 
% 20.94/3.78                 zip_derived_cl1324, zip_derived_cl1370])).
% 20.94/3.78  thf(zip_derived_cl1485, plain,
% 20.94/3.78      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.78         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i]:
% 20.94/3.78          (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 20.94/3.78           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)),
% 20.94/3.78      inference('demod', [status(thm)],
% 20.94/3.78                [zip_derived_cl737, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.78                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.78                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.78                 zip_derived_cl1179, zip_derived_cl1223, zip_derived_cl1271, 
% 20.94/3.78                 zip_derived_cl1324, zip_derived_cl1370, zip_derived_cl1424])).
% 20.94/3.78  thf(zip_derived_cl1547, plain,
% 20.94/3.78      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.78         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 20.94/3.78         X14 : $i]:
% 20.94/3.78          (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 20.94/3.78           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)),
% 20.94/3.78      inference('demod', [status(thm)],
% 20.94/3.78                [zip_derived_cl702, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.78                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.78                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.78                 zip_derived_cl1179, zip_derived_cl1223, zip_derived_cl1271, 
% 20.94/3.78                 zip_derived_cl1324, zip_derived_cl1370, zip_derived_cl1424, 
% 20.94/3.78                 zip_derived_cl1485])).
% 20.94/3.78  thf(zip_derived_cl1615, plain,
% 20.94/3.78      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.78         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 20.94/3.78         X14 : $i, X15 : $i]:
% 20.94/3.78          (ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 20.94/3.78           X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15)),
% 20.94/3.78      inference('demod', [status(thm)],
% 20.94/3.78                [zip_derived_cl662, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.78                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.78                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.78                 zip_derived_cl1179, zip_derived_cl1223, zip_derived_cl1271, 
% 20.94/3.78                 zip_derived_cl1324, zip_derived_cl1370, zip_derived_cl1424, 
% 20.94/3.78                 zip_derived_cl1485, zip_derived_cl1547])).
% 20.94/3.78  thf(zip_derived_cl1701, plain,
% 20.94/3.78      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.78         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 20.94/3.78         X14 : $i, X15 : $i, X16 : $i]:
% 20.94/3.78          (ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 20.94/3.78           X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ 
% 20.94/3.78           X16)),
% 20.94/3.78      inference('demod', [status(thm)],
% 20.94/3.78                [zip_derived_cl622, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.78                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.78                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.78                 zip_derived_cl1179, zip_derived_cl1223, zip_derived_cl1271, 
% 20.94/3.78                 zip_derived_cl1324, zip_derived_cl1370, zip_derived_cl1424, 
% 20.94/3.78                 zip_derived_cl1485, zip_derived_cl1547, zip_derived_cl1615])).
% 20.94/3.78  thf(zip_derived_cl1804, plain,
% 20.94/3.78      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.78         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 20.94/3.78         X14 : $i, X15 : $i, X16 : $i, X17 : $i]:
% 20.94/3.78         ( (ssPv28_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 20.94/3.78            X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 20.94/3.78            X15 @ X16 @ X17)
% 20.94/3.78          | ~ (ssPv28_1r1 @ X0))),
% 20.94/3.78      inference('demod', [status(thm)],
% 20.94/3.78                [zip_derived_cl582, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.78                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.78                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.78                 zip_derived_cl1179, zip_derived_cl1223, zip_derived_cl1271, 
% 20.94/3.78                 zip_derived_cl1324, zip_derived_cl1370, zip_derived_cl1424, 
% 20.94/3.78                 zip_derived_cl1485, zip_derived_cl1547, zip_derived_cl1615, 
% 20.94/3.78                 zip_derived_cl1701])).
% 20.94/3.78  thf(clause550, conjecture,
% 20.94/3.78    (~( ( ssPv14_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.78          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 20.94/3.78          X10 @ X11 @ X12 ) | 
% 20.94/3.78        ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 20.94/3.78        ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 20.94/3.78        ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 20.94/3.78        ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 20.94/3.78        ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 20.94/3.78        ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 20.94/3.78        ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 20.94/3.78        ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 20.94/3.78        ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 20.94/3.78        ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.78             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 20.94/3.78        ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.78             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 20.94/3.78        ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.78             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 20.94/3.78        ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.78             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 20.94/3.78        ( ~( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.78             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) | 
% 20.94/3.78        ( ~( ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.78             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) ) | 
% 20.94/3.78        ( ~( ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.78             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 20.94/3.78             X9 @ X10 ) ) | 
% 20.94/3.78        ( ~( ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.78             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 20.94/3.78             X9 @ X10 @ X11 ) ) | 
% 20.94/3.78        ( ~( ssPv28_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.78             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 20.94/3.78             X9 @ X10 @ X11 @ X12 ) ) | 
% 20.94/3.78        ( ~( ssPv13_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.78             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 20.94/3.78             X9 @ X10 @ X11 @ X12 ) ) | 
% 20.94/3.78        ( ~( ssPv11_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.78             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 20.94/3.78             X9 @ X10 @ X11 @ X12 ) ) ))).
% 20.94/3.78  thf(zf_stmt_69, negated_conjecture,
% 20.94/3.78    (( ssPv14_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.78       U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 20.94/3.78       X10 @ X11 @ X12 ) | 
% 20.94/3.78     ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 20.94/3.78     ( ~( ssNder1_2r1r1 @ U @ V ) ) | ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 20.94/3.78     ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 20.94/3.78     ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 20.94/3.78     ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 20.94/3.78     ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 20.94/3.78     ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 20.94/3.78     ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 20.94/3.78     ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.78          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 20.94/3.78     ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.78          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 20.94/3.78     ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.78          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 20.94/3.78     ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.78          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 20.94/3.78     ( ~( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.78          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) | 
% 20.94/3.78     ( ~( ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.78          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) ) | 
% 20.94/3.78     ( ~( ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.78          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 20.94/3.78          X10 ) ) | 
% 20.94/3.78     ( ~( ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.78          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 20.94/3.78          X10 @ X11 ) ) | 
% 20.94/3.78     ( ~( ssPv28_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.78          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 20.94/3.78          X10 @ X11 @ X12 ) ) | 
% 20.94/3.78     ( ~( ssPv13_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.78          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 20.94/3.78          X10 @ X11 @ X12 ) ) | 
% 20.94/3.78     ( ~( ssPv11_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.78          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 20.94/3.78          X10 @ X11 @ X12 ) )),
% 20.94/3.78    inference('cnf.neg', [status(esa)], [clause550])).
% 20.94/3.78  thf(zip_derived_cl458, plain,
% 20.94/3.78      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.78         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 20.94/3.78         X14 : $i, X15 : $i, X16 : $i, X17 : $i]:
% 20.94/3.78         ( (ssPv14_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 20.94/3.78            X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 20.94/3.78            X15 @ X16 @ X17)
% 20.94/3.78          | ~ (ssNder1_0)
% 20.94/3.78          | ~ (ssNder1_1r1 @ X0)
% 20.94/3.78          | ~ (ssNder1_2r1r1 @ X0 @ X1)
% 20.94/3.78          | ~ (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)
% 20.94/3.78          | ~ (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)
% 20.94/3.78          | ~ (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)
% 20.94/3.78          | ~ (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)
% 20.94/3.78          | ~ (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)
% 20.94/3.78          | ~ (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 20.94/3.78               X7)
% 20.94/3.78          | ~ (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 20.94/3.78               X6 @ X7 @ X8)
% 20.94/3.78          | ~ (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 20.94/3.78               X6 @ X7 @ X8 @ X9)
% 20.94/3.78          | ~ (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 20.94/3.78               X5 @ X6 @ X7 @ X8 @ X9 @ X10)
% 20.94/3.78          | ~ (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 20.94/3.78               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11)
% 20.94/3.78          | ~ (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 20.94/3.78               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)
% 20.94/3.78          | ~ (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 20.94/3.78               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)
% 20.94/3.78          | ~ (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 20.94/3.78               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)
% 20.94/3.78          | ~ (ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 20.94/3.78               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 20.94/3.78               X14 @ X15)
% 20.94/3.78          | ~ (ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 20.94/3.78               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 20.94/3.78               X14 @ X15 @ X16)
% 20.94/3.78          | ~ (ssPv28_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 20.94/3.78               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 20.94/3.78               X14 @ X15 @ X16 @ X17)
% 20.94/3.78          | ~ (ssPv13_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 20.94/3.78               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 20.94/3.78               X14 @ X15 @ X16 @ X17)
% 20.94/3.78          | ~ (ssPv11_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 20.94/3.78               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 20.94/3.78               X14 @ X15 @ X16 @ X17))),
% 20.94/3.78      inference('cnf', [status(esa)], [zf_stmt_69])).
% 20.94/3.78  thf(zip_derived_cl1007, plain, ( (ssNder1_0)),
% 20.94/3.78      inference('cnf', [status(esa)], [zf_stmt_1])).
% 20.94/3.78  thf(zip_derived_cl1013, plain, (![X0 : $i]:  (ssNder1_1r1 @ X0)),
% 20.94/3.78      inference('demod', [status(thm)],
% 20.94/3.78                [zip_derived_cl1006, zip_derived_cl1007])).
% 20.94/3.78  thf(zip_derived_cl1014, plain,
% 20.94/3.78      (![X0 : $i, X1 : $i]:  (ssNder1_2r1r1 @ X0 @ X1)),
% 20.94/3.78      inference('demod', [status(thm)],
% 20.94/3.78                [zip_derived_cl1005, zip_derived_cl1007, zip_derived_cl1013])).
% 20.94/3.78  thf(zip_derived_cl1021, plain,
% 20.94/3.78      (![X0 : $i, X1 : $i, X2 : $i]:  (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)),
% 20.94/3.78      inference('demod', [status(thm)],
% 20.94/3.78                [zip_derived_cl994, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.78                 zip_derived_cl1014])).
% 20.94/3.78  thf(zip_derived_cl1046, plain,
% 20.94/3.78      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 20.94/3.78          (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)),
% 20.94/3.78      inference('demod', [status(thm)],
% 20.94/3.78                [zip_derived_cl984, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.78                 zip_derived_cl1014, zip_derived_cl1021])).
% 20.94/3.78  thf(zip_derived_cl1070, plain,
% 20.94/3.78      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 20.94/3.78          (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)),
% 20.94/3.78      inference('demod', [status(thm)],
% 20.94/3.78                [zip_derived_cl966, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.78                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046])).
% 20.94/3.78  thf(zip_derived_cl1101, plain,
% 20.94/3.78      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 20.94/3.78          (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)),
% 20.94/3.78      inference('demod', [status(thm)],
% 20.94/3.78                [zip_derived_cl948, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.78                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.78                 zip_derived_cl1070])).
% 20.94/3.78  thf(zip_derived_cl1131, plain,
% 20.94/3.78      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i]:
% 20.94/3.78          (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)),
% 20.94/3.78      inference('demod', [status(thm)],
% 20.94/3.78                [zip_derived_cl928, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.78                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.78                 zip_derived_cl1070, zip_derived_cl1101])).
% 20.94/3.78  thf(zip_derived_cl1179, plain,
% 20.94/3.78      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, X7 : $i]:
% 20.94/3.78          (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7)),
% 20.94/3.78      inference('demod', [status(thm)],
% 20.94/3.78                [zip_derived_cl901, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.78                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.78                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131])).
% 20.94/3.78  thf(zip_derived_cl1223, plain,
% 20.94/3.78      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.78         X7 : $i, X8 : $i]:
% 20.94/3.78          (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 20.94/3.78           X7 @ X8)),
% 20.94/3.78      inference('demod', [status(thm)],
% 20.94/3.78                [zip_derived_cl879, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.78                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.78                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.78                 zip_derived_cl1179])).
% 20.94/3.78  thf(zip_derived_cl1271, plain,
% 20.94/3.78      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.78         X7 : $i, X8 : $i, X9 : $i]:
% 20.94/3.78          (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 20.94/3.78           X7 @ X8 @ X9)),
% 20.94/3.78      inference('demod', [status(thm)],
% 20.94/3.78                [zip_derived_cl854, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.78                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.78                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.78                 zip_derived_cl1179, zip_derived_cl1223])).
% 20.94/3.78  thf(zip_derived_cl1324, plain,
% 20.94/3.78      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.78         X7 : $i, X8 : $i, X9 : $i, X10 : $i]:
% 20.94/3.78          (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 20.94/3.78           X6 @ X7 @ X8 @ X9 @ X10)),
% 20.94/3.78      inference('demod', [status(thm)],
% 20.94/3.78                [zip_derived_cl826, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.78                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.78                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.78                 zip_derived_cl1179, zip_derived_cl1223, zip_derived_cl1271])).
% 20.94/3.78  thf(zip_derived_cl1370, plain,
% 20.94/3.78      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.78         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i]:
% 20.94/3.78          (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 20.94/3.78           X6 @ X7 @ X8 @ X9 @ X10 @ X11)),
% 20.94/3.78      inference('demod', [status(thm)],
% 20.94/3.78                [zip_derived_cl800, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.78                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.78                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.78                 zip_derived_cl1179, zip_derived_cl1223, zip_derived_cl1271, 
% 20.94/3.78                 zip_derived_cl1324])).
% 20.94/3.78  thf(zip_derived_cl1424, plain,
% 20.94/3.78      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.78         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i]:
% 20.94/3.78          (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 20.94/3.78           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)),
% 20.94/3.78      inference('demod', [status(thm)],
% 20.94/3.78                [zip_derived_cl769, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.78                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.78                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.78                 zip_derived_cl1179, zip_derived_cl1223, zip_derived_cl1271, 
% 20.94/3.78                 zip_derived_cl1324, zip_derived_cl1370])).
% 20.94/3.78  thf(zip_derived_cl1485, plain,
% 20.94/3.78      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.78         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i]:
% 20.94/3.78          (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 20.94/3.78           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)),
% 20.94/3.78      inference('demod', [status(thm)],
% 20.94/3.78                [zip_derived_cl737, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.78                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.78                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.78                 zip_derived_cl1179, zip_derived_cl1223, zip_derived_cl1271, 
% 20.94/3.78                 zip_derived_cl1324, zip_derived_cl1370, zip_derived_cl1424])).
% 20.94/3.78  thf(zip_derived_cl1547, plain,
% 20.94/3.78      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.78         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 20.94/3.78         X14 : $i]:
% 20.94/3.78          (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 20.94/3.78           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)),
% 20.94/3.78      inference('demod', [status(thm)],
% 20.94/3.78                [zip_derived_cl702, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.78                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.78                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.78                 zip_derived_cl1179, zip_derived_cl1223, zip_derived_cl1271, 
% 20.94/3.78                 zip_derived_cl1324, zip_derived_cl1370, zip_derived_cl1424, 
% 20.94/3.78                 zip_derived_cl1485])).
% 20.94/3.78  thf(zip_derived_cl1615, plain,
% 20.94/3.78      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.78         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 20.94/3.78         X14 : $i, X15 : $i]:
% 20.94/3.78          (ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 20.94/3.78           X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15)),
% 20.94/3.78      inference('demod', [status(thm)],
% 20.94/3.78                [zip_derived_cl662, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.78                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.78                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.78                 zip_derived_cl1179, zip_derived_cl1223, zip_derived_cl1271, 
% 20.94/3.78                 zip_derived_cl1324, zip_derived_cl1370, zip_derived_cl1424, 
% 20.94/3.78                 zip_derived_cl1485, zip_derived_cl1547])).
% 20.94/3.78  thf(zip_derived_cl1701, plain,
% 20.94/3.78      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.78         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 20.94/3.78         X14 : $i, X15 : $i, X16 : $i]:
% 20.94/3.78          (ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 20.94/3.78           X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ 
% 20.94/3.78           X16)),
% 20.94/3.78      inference('demod', [status(thm)],
% 20.94/3.78                [zip_derived_cl622, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.78                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.78                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.78                 zip_derived_cl1179, zip_derived_cl1223, zip_derived_cl1271, 
% 20.94/3.78                 zip_derived_cl1324, zip_derived_cl1370, zip_derived_cl1424, 
% 20.94/3.78                 zip_derived_cl1485, zip_derived_cl1547, zip_derived_cl1615])).
% 20.94/3.78  thf(zip_derived_cl2041, plain,
% 20.94/3.78      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.78         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 20.94/3.78         X14 : $i, X15 : $i, X16 : $i, X17 : $i]:
% 20.94/3.78         ( (ssPv14_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 20.94/3.78            X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 20.94/3.78            X15 @ X16 @ X17)
% 20.94/3.78          | ~ (ssPv28_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 20.94/3.78               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 20.94/3.78               X14 @ X15 @ X16 @ X17)
% 20.94/3.78          | ~ (ssPv13_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 20.94/3.78               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 20.94/3.78               X14 @ X15 @ X16 @ X17)
% 20.94/3.78          | ~ (ssPv11_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 20.94/3.78               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 20.94/3.78               X14 @ X15 @ X16 @ X17))),
% 20.94/3.78      inference('demod', [status(thm)],
% 20.94/3.78                [zip_derived_cl458, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.78                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.78                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.78                 zip_derived_cl1179, zip_derived_cl1223, zip_derived_cl1271, 
% 20.94/3.78                 zip_derived_cl1324, zip_derived_cl1370, zip_derived_cl1424, 
% 20.94/3.78                 zip_derived_cl1485, zip_derived_cl1547, zip_derived_cl1615, 
% 20.94/3.78                 zip_derived_cl1701])).
% 20.94/3.78  thf(zip_derived_cl2042, plain,
% 20.94/3.78      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.78         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 20.94/3.78         X14 : $i, X15 : $i, X16 : $i, X17 : $i]:
% 20.94/3.78         (~ (ssPv28_1r1 @ X17)
% 20.94/3.78          | ~ (ssPv11_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X17 @ X16 @ 
% 20.94/3.78               X15 @ X14 @ X13 @ X12 @ X11 @ X10 @ X9 @ X8 @ X7 @ X6 @ X5 @ 
% 20.94/3.78               X4 @ X3 @ X2 @ X1 @ X0)
% 20.94/3.78          | ~ (ssPv13_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X17 @ X16 @ 
% 20.94/3.78               X15 @ X14 @ X13 @ X12 @ X11 @ X10 @ X9 @ X8 @ X7 @ X6 @ X5 @ 
% 20.94/3.78               X4 @ X3 @ X2 @ X1 @ X0)
% 20.94/3.78          |  (ssPv14_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X17 @ X16 @ 
% 20.94/3.78              X15 @ X14 @ X13 @ X12 @ X11 @ X10 @ X9 @ X8 @ X7 @ X6 @ X5 @ 
% 20.94/3.78              X4 @ X3 @ X2 @ X1 @ X0))),
% 20.94/3.78      inference('sup-', [status(thm)], [zip_derived_cl1804, zip_derived_cl2041])).
% 20.94/3.78  thf(zip_derived_cl2333, plain, (![X6 : $i]:  (ssPv28_1r1 @ X6)),
% 20.94/3.78      inference('sup-', [status(thm)], [zip_derived_cl2332, zip_derived_cl1102])).
% 20.94/3.78  thf(zip_derived_cl2370, plain,
% 20.94/3.78      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.78         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 20.94/3.78         X14 : $i, X15 : $i, X16 : $i, X17 : $i]:
% 20.94/3.78         (~ (ssPv11_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X17 @ X16 @ X15 @ 
% 20.94/3.78             X14 @ X13 @ X12 @ X11 @ X10 @ X9 @ X8 @ X7 @ X6 @ X5 @ X4 @ X3 @ 
% 20.94/3.78             X2 @ X1 @ X0)
% 20.94/3.78          | ~ (ssPv13_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X17 @ X16 @ 
% 20.94/3.78               X15 @ X14 @ X13 @ X12 @ X11 @ X10 @ X9 @ X8 @ X7 @ X6 @ X5 @ 
% 20.94/3.78               X4 @ X3 @ X2 @ X1 @ X0)
% 20.94/3.78          |  (ssPv14_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X17 @ X16 @ 
% 20.94/3.78              X15 @ X14 @ X13 @ X12 @ X11 @ X10 @ X9 @ X8 @ X7 @ X6 @ X5 @ 
% 20.94/3.78              X4 @ X3 @ X2 @ X1 @ X0))),
% 20.94/3.78      inference('demod', [status(thm)],
% 20.94/3.78                [zip_derived_cl2042, zip_derived_cl2333])).
% 20.94/3.78  thf(zip_derived_cl2652, plain,
% 20.94/3.78      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.78         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 20.94/3.78         X14 : $i, X15 : $i, X16 : $i, X17 : $i]:
% 20.94/3.78         (~ (ssPv21_8r1r1r1r1r1r1r1r1 @ X17 @ X16 @ X15 @ X14 @ X13 @ X12 @ 
% 20.94/3.78             X11 @ X10)
% 20.94/3.78          |  (ssPv14_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X17 @ X16 @ 
% 20.94/3.78              X15 @ X14 @ X13 @ X12 @ X11 @ X10 @ X9 @ X8 @ X7 @ X6 @ X5 @ 
% 20.94/3.78              X4 @ X3 @ X2 @ X1 @ X0)
% 20.94/3.78          | ~ (ssPv13_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X17 @ X16 @ 
% 20.94/3.78               X15 @ X14 @ X13 @ X12 @ X11 @ X10 @ X9 @ X8 @ X7 @ X6 @ X5 @ 
% 20.94/3.78               X4 @ X3 @ X2 @ X1 @ X0))),
% 20.94/3.78      inference('sup-', [status(thm)], [zip_derived_cl2648, zip_derived_cl2370])).
% 20.94/3.78  thf(zip_derived_cl2654, plain,
% 20.94/3.78      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.78         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 20.94/3.78         X14 : $i, X15 : $i, X16 : $i, X17 : $i]:
% 20.94/3.78         (~ (ssPv13_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X17 @ X16 @ X15 @ 
% 20.94/3.78             X14 @ X13 @ X12 @ X11 @ X10 @ X9 @ X8 @ X7 @ X6 @ X5 @ X4 @ X3 @ 
% 20.94/3.78             X2)
% 20.94/3.78          |  (ssPv14_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X17 @ X16 @ 
% 20.94/3.78              X15 @ X14 @ X13 @ X12 @ X11 @ X10 @ X9 @ X8 @ X7 @ X6 @ X5 @ 
% 20.94/3.78              X4 @ X3 @ X2 @ X1 @ X0)
% 20.94/3.78          | ~ (ssPv21_8r1r1r1r1r1r1r1r1 @ X17 @ X16 @ X15 @ X14 @ X13 @ X12 @ 
% 20.94/3.78               X11 @ X10))),
% 20.94/3.78      inference('sup-', [status(thm)], [zip_derived_cl1870, zip_derived_cl2652])).
% 20.94/3.78  thf(clause465, conjecture,
% 20.94/3.78    (~( ( ssPv14_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.78          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) | 
% 20.94/3.78        ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 20.94/3.78        ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 20.94/3.78        ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 20.94/3.78        ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 20.94/3.78        ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 20.94/3.78        ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 20.94/3.78        ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 20.94/3.78        ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 20.94/3.78        ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 20.94/3.78        ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.78             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 20.94/3.78        ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.78             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 20.94/3.78        ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.78             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 20.94/3.78        ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.78             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 20.94/3.78        ( ~( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.78             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) | 
% 20.94/3.78        ( ~( ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.78             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) ) | 
% 20.94/3.78        ( ~( ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.78             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 20.94/3.78             X9 @ X10 ) ) | 
% 20.94/3.78        ( ~( ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.78             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 20.94/3.78             X9 @ X10 @ X11 ) ) | 
% 20.94/3.78        ( ~( ssPv14_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.78             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 20.94/3.78             X9 @ X10 @ X11 @ X12 ) ) ))).
% 20.94/3.78  thf(zf_stmt_70, negated_conjecture,
% 20.94/3.78    (( ssPv14_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.78       U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) | 
% 20.94/3.78     ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 20.94/3.78     ( ~( ssNder1_2r1r1 @ U @ V ) ) | ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 20.94/3.78     ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 20.94/3.78     ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 20.94/3.78     ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 20.94/3.78     ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 20.94/3.78     ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 20.94/3.78     ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 20.94/3.78     ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.78          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 20.94/3.78     ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.78          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 20.94/3.78     ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.78          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 20.94/3.78     ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.78          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 20.94/3.78     ( ~( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.78          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) | 
% 20.94/3.78     ( ~( ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.78          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) ) | 
% 20.94/3.78     ( ~( ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.78          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 20.94/3.78          X10 ) ) | 
% 20.94/3.78     ( ~( ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.78          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 20.94/3.78          X10 @ X11 ) ) | 
% 20.94/3.78     ( ~( ssPv14_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 20.94/3.78          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 20.94/3.78          X10 @ X11 @ X12 ) )),
% 20.94/3.78    inference('cnf.neg', [status(esa)], [clause465])).
% 20.94/3.78  thf(zip_derived_cl543, plain,
% 20.94/3.78      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.78         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 20.94/3.78         X14 : $i, X15 : $i, X16 : $i, X17 : $i]:
% 20.94/3.78         ( (ssPv14_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 20.94/3.78            X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)
% 20.94/3.78          | ~ (ssNder1_0)
% 20.94/3.78          | ~ (ssNder1_1r1 @ X0)
% 20.94/3.78          | ~ (ssNder1_2r1r1 @ X0 @ X1)
% 20.94/3.78          | ~ (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)
% 20.94/3.78          | ~ (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)
% 20.94/3.78          | ~ (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)
% 20.94/3.78          | ~ (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)
% 20.94/3.78          | ~ (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)
% 20.94/3.78          | ~ (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 20.94/3.78               X7)
% 20.94/3.78          | ~ (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 20.94/3.78               X6 @ X7 @ X8)
% 20.94/3.78          | ~ (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 20.94/3.78               X6 @ X7 @ X8 @ X9)
% 20.94/3.78          | ~ (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 20.94/3.78               X5 @ X6 @ X7 @ X8 @ X9 @ X10)
% 20.94/3.78          | ~ (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 20.94/3.78               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11)
% 20.94/3.78          | ~ (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 20.94/3.78               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)
% 20.94/3.78          | ~ (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 20.94/3.78               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)
% 20.94/3.78          | ~ (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 20.94/3.78               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)
% 20.94/3.78          | ~ (ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 20.94/3.78               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 20.94/3.78               X14 @ X15)
% 20.94/3.78          | ~ (ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 20.94/3.78               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 20.94/3.78               X14 @ X15 @ X16)
% 20.94/3.78          | ~ (ssPv14_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 20.94/3.78               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 20.94/3.78               X14 @ X15 @ X16 @ X17))),
% 20.94/3.78      inference('cnf', [status(esa)], [zf_stmt_70])).
% 20.94/3.78  thf(zip_derived_cl1007, plain, ( (ssNder1_0)),
% 20.94/3.78      inference('cnf', [status(esa)], [zf_stmt_1])).
% 20.94/3.78  thf(zip_derived_cl1013, plain, (![X0 : $i]:  (ssNder1_1r1 @ X0)),
% 20.94/3.78      inference('demod', [status(thm)],
% 20.94/3.78                [zip_derived_cl1006, zip_derived_cl1007])).
% 20.94/3.78  thf(zip_derived_cl1014, plain,
% 20.94/3.78      (![X0 : $i, X1 : $i]:  (ssNder1_2r1r1 @ X0 @ X1)),
% 20.94/3.78      inference('demod', [status(thm)],
% 20.94/3.78                [zip_derived_cl1005, zip_derived_cl1007, zip_derived_cl1013])).
% 20.94/3.78  thf(zip_derived_cl1021, plain,
% 20.94/3.78      (![X0 : $i, X1 : $i, X2 : $i]:  (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)),
% 20.94/3.78      inference('demod', [status(thm)],
% 20.94/3.78                [zip_derived_cl994, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.78                 zip_derived_cl1014])).
% 20.94/3.78  thf(zip_derived_cl1046, plain,
% 20.94/3.78      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 20.94/3.78          (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)),
% 20.94/3.78      inference('demod', [status(thm)],
% 20.94/3.78                [zip_derived_cl984, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.78                 zip_derived_cl1014, zip_derived_cl1021])).
% 20.94/3.78  thf(zip_derived_cl1070, plain,
% 20.94/3.78      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 20.94/3.78          (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)),
% 20.94/3.78      inference('demod', [status(thm)],
% 20.94/3.78                [zip_derived_cl966, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.78                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046])).
% 20.94/3.78  thf(zip_derived_cl1101, plain,
% 20.94/3.78      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 20.94/3.78          (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)),
% 20.94/3.78      inference('demod', [status(thm)],
% 20.94/3.78                [zip_derived_cl948, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.78                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.78                 zip_derived_cl1070])).
% 20.94/3.78  thf(zip_derived_cl1131, plain,
% 20.94/3.78      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i]:
% 20.94/3.78          (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)),
% 20.94/3.78      inference('demod', [status(thm)],
% 20.94/3.78                [zip_derived_cl928, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.78                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.78                 zip_derived_cl1070, zip_derived_cl1101])).
% 20.94/3.78  thf(zip_derived_cl1179, plain,
% 20.94/3.78      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, X7 : $i]:
% 20.94/3.78          (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7)),
% 20.94/3.78      inference('demod', [status(thm)],
% 20.94/3.78                [zip_derived_cl901, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.78                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.78                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131])).
% 20.94/3.78  thf(zip_derived_cl1223, plain,
% 20.94/3.78      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.78         X7 : $i, X8 : $i]:
% 20.94/3.78          (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 20.94/3.78           X7 @ X8)),
% 20.94/3.78      inference('demod', [status(thm)],
% 20.94/3.78                [zip_derived_cl879, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.78                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.78                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.78                 zip_derived_cl1179])).
% 20.94/3.78  thf(zip_derived_cl1271, plain,
% 20.94/3.78      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.78         X7 : $i, X8 : $i, X9 : $i]:
% 20.94/3.78          (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 20.94/3.78           X7 @ X8 @ X9)),
% 20.94/3.78      inference('demod', [status(thm)],
% 20.94/3.78                [zip_derived_cl854, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.78                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.78                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.78                 zip_derived_cl1179, zip_derived_cl1223])).
% 20.94/3.78  thf(zip_derived_cl1324, plain,
% 20.94/3.78      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.78         X7 : $i, X8 : $i, X9 : $i, X10 : $i]:
% 20.94/3.78          (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 20.94/3.78           X6 @ X7 @ X8 @ X9 @ X10)),
% 20.94/3.78      inference('demod', [status(thm)],
% 20.94/3.78                [zip_derived_cl826, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.78                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.78                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.78                 zip_derived_cl1179, zip_derived_cl1223, zip_derived_cl1271])).
% 20.94/3.78  thf(zip_derived_cl1370, plain,
% 20.94/3.78      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.78         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i]:
% 20.94/3.78          (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 20.94/3.78           X6 @ X7 @ X8 @ X9 @ X10 @ X11)),
% 20.94/3.78      inference('demod', [status(thm)],
% 20.94/3.78                [zip_derived_cl800, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.78                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.78                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.78                 zip_derived_cl1179, zip_derived_cl1223, zip_derived_cl1271, 
% 20.94/3.78                 zip_derived_cl1324])).
% 20.94/3.78  thf(zip_derived_cl1424, plain,
% 20.94/3.78      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.78         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i]:
% 20.94/3.78          (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 20.94/3.78           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)),
% 20.94/3.78      inference('demod', [status(thm)],
% 20.94/3.78                [zip_derived_cl769, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.78                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.78                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.78                 zip_derived_cl1179, zip_derived_cl1223, zip_derived_cl1271, 
% 20.94/3.78                 zip_derived_cl1324, zip_derived_cl1370])).
% 20.94/3.78  thf(zip_derived_cl1485, plain,
% 20.94/3.78      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.78         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i]:
% 20.94/3.78          (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 20.94/3.78           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)),
% 20.94/3.78      inference('demod', [status(thm)],
% 20.94/3.78                [zip_derived_cl737, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.78                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.78                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.78                 zip_derived_cl1179, zip_derived_cl1223, zip_derived_cl1271, 
% 20.94/3.78                 zip_derived_cl1324, zip_derived_cl1370, zip_derived_cl1424])).
% 20.94/3.78  thf(zip_derived_cl1547, plain,
% 20.94/3.78      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.78         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 20.94/3.78         X14 : $i]:
% 20.94/3.78          (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 20.94/3.78           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)),
% 20.94/3.78      inference('demod', [status(thm)],
% 20.94/3.78                [zip_derived_cl702, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.78                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.78                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.78                 zip_derived_cl1179, zip_derived_cl1223, zip_derived_cl1271, 
% 20.94/3.78                 zip_derived_cl1324, zip_derived_cl1370, zip_derived_cl1424, 
% 20.94/3.78                 zip_derived_cl1485])).
% 20.94/3.78  thf(zip_derived_cl1615, plain,
% 20.94/3.78      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.78         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 20.94/3.78         X14 : $i, X15 : $i]:
% 20.94/3.78          (ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 20.94/3.78           X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15)),
% 20.94/3.78      inference('demod', [status(thm)],
% 20.94/3.78                [zip_derived_cl662, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.78                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.78                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.78                 zip_derived_cl1179, zip_derived_cl1223, zip_derived_cl1271, 
% 20.94/3.78                 zip_derived_cl1324, zip_derived_cl1370, zip_derived_cl1424, 
% 20.94/3.78                 zip_derived_cl1485, zip_derived_cl1547])).
% 20.94/3.78  thf(zip_derived_cl1701, plain,
% 20.94/3.78      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.78         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 20.94/3.78         X14 : $i, X15 : $i, X16 : $i]:
% 20.94/3.78          (ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 20.94/3.78           X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ 
% 20.94/3.78           X16)),
% 20.94/3.78      inference('demod', [status(thm)],
% 20.94/3.78                [zip_derived_cl622, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.78                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.78                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.78                 zip_derived_cl1179, zip_derived_cl1223, zip_derived_cl1271, 
% 20.94/3.78                 zip_derived_cl1324, zip_derived_cl1370, zip_derived_cl1424, 
% 20.94/3.78                 zip_derived_cl1485, zip_derived_cl1547, zip_derived_cl1615])).
% 20.94/3.78  thf(zip_derived_cl1867, plain,
% 20.94/3.78      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.78         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 20.94/3.78         X14 : $i, X15 : $i, X16 : $i, X17 : $i]:
% 20.94/3.78         ( (ssPv14_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 20.94/3.78            X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)
% 20.94/3.78          | ~ (ssPv14_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 20.94/3.78               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 20.94/3.78               X14 @ X15 @ X16 @ X17))),
% 20.94/3.78      inference('demod', [status(thm)],
% 20.94/3.78                [zip_derived_cl543, zip_derived_cl1007, zip_derived_cl1013, 
% 20.94/3.78                 zip_derived_cl1014, zip_derived_cl1021, zip_derived_cl1046, 
% 20.94/3.78                 zip_derived_cl1070, zip_derived_cl1101, zip_derived_cl1131, 
% 20.94/3.78                 zip_derived_cl1179, zip_derived_cl1223, zip_derived_cl1271, 
% 20.94/3.78                 zip_derived_cl1324, zip_derived_cl1370, zip_derived_cl1424, 
% 20.94/3.78                 zip_derived_cl1485, zip_derived_cl1547, zip_derived_cl1615, 
% 20.94/3.78                 zip_derived_cl1701])).
% 20.94/3.78  thf(zip_derived_cl2656, plain,
% 20.94/3.78      (![X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, X7 : $i, X8 : $i, 
% 20.94/3.78         X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, X14 : $i, X15 : $i, 
% 20.94/3.78         X16 : $i, X17 : $i]:
% 20.94/3.78         (~ (ssPv21_8r1r1r1r1r1r1r1r1 @ X17 @ X16 @ X15 @ X14 @ X13 @ X12 @ 
% 20.94/3.78             X11 @ X10)
% 20.94/3.78          | ~ (ssPv13_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X17 @ X16 @ X15 @ 
% 20.94/3.78               X14 @ X13 @ X12 @ X11 @ X10 @ X9 @ X8 @ X7 @ X6 @ X5 @ X4 @ 
% 20.94/3.78               X3 @ X2)
% 20.94/3.78          |  (ssPv14_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X17 @ X16 @ X15 @ 
% 20.94/3.78              X14 @ X13 @ X12 @ X11 @ X10 @ X9 @ X8 @ X7 @ X6 @ X5 @ X4 @ X3))),
% 20.94/3.78      inference('sup-', [status(thm)], [zip_derived_cl2654, zip_derived_cl1867])).
% 20.94/3.78  thf(zip_derived_cl2657, plain,
% 20.94/3.78      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.78         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 20.94/3.78         X14 : $i]:
% 20.94/3.78         ( (ssPv14_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X14 @ X13 @ X12 @ X11 @ 
% 20.94/3.78            X10 @ X9 @ X8 @ X7 @ X6 @ X5 @ X4 @ X3 @ X2 @ X1 @ X0)
% 20.94/3.78          | ~ (ssPv21_8r1r1r1r1r1r1r1r1 @ X14 @ X13 @ X12 @ X11 @ X10 @ X9 @ 
% 20.94/3.78               X8 @ X7))),
% 20.94/3.78      inference('sup-', [status(thm)], [zip_derived_cl1567, zip_derived_cl2656])).
% 20.94/3.78  thf(zip_derived_cl1425, plain,
% 20.94/3.78      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 20.94/3.78         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i]:
% 20.94/3.78         ~ (ssPv14_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 20.94/3.78            X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ skc35)),
% 20.94/3.78      inference('demod', [status(thm)],
% 20.94/3.78                [zip_derived_cl1372, zip_derived_cl1424])).
% 20.94/3.78  thf(zip_derived_cl2658, plain,
% 20.94/3.78      (![X6 : $i, X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, 
% 20.94/3.78         X13 : $i]:
% 20.94/3.78         ~ (ssPv21_8r1r1r1r1r1r1r1r1 @ X13 @ X12 @ X11 @ X10 @ X9 @ X8 @ X7 @ 
% 20.94/3.78            X6)),
% 20.94/3.78      inference('sup-', [status(thm)], [zip_derived_cl2657, zip_derived_cl1425])).
% 20.94/3.78  thf(zip_derived_cl2682, plain, ($false),
% 20.94/3.78      inference('sup-', [status(thm)], [zip_derived_cl1143, zip_derived_cl2658])).
% 20.94/3.78  
% 20.94/3.78  % SZS output end Refutation
% 20.94/3.78  
% 20.94/3.78  
% 20.94/3.78  % Terminating...
% 22.57/3.86  % Runner terminated.
% 22.57/3.87  % Zipperpin 1.5 exiting
%------------------------------------------------------------------------------