TSTP Solution File: SYN505-1 by Zipperpin---2.1.9999

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : Zipperpin---2.1.9999
% Problem  : SYN505-1 : TPTP v8.1.2. Released v2.1.0.
% Transfm  : NO INFORMATION
% Format   : NO INFORMATION
% Command  : python3 /export/starexec/sandbox2/solver/bin/portfolio.lams.parallel.py %s %d /export/starexec/sandbox2/tmp/tmp.yfQmphaCr1 true

% Computer : n020.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 04:04:15 EDT 2023

% Result   : Unsatisfiable 9.61s 2.18s
% Output   : Refutation 9.61s
% Verified : 
% SZS Type : -

% Comments : 
%------------------------------------------------------------------------------
%----WARNING: Could not form TPTP format derivation
%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.00/0.12  % Problem  : SYN505-1 : TPTP v8.1.2. Released v2.1.0.
% 0.00/0.13  % Command  : python3 /export/starexec/sandbox2/solver/bin/portfolio.lams.parallel.py %s %d /export/starexec/sandbox2/tmp/tmp.yfQmphaCr1 true
% 0.13/0.33  % Computer : n020.cluster.edu
% 0.13/0.33  % Model    : x86_64 x86_64
% 0.13/0.33  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.13/0.33  % Memory   : 8042.1875MB
% 0.13/0.33  % OS       : Linux 3.10.0-693.el7.x86_64
% 0.13/0.33  % CPULimit : 300
% 0.13/0.33  % WCLimit  : 300
% 0.13/0.33  % DateTime : Sat Aug 26 21:39:29 EDT 2023
% 0.13/0.33  % CPUTime  : 
% 0.13/0.33  % Running portfolio for 300 s
% 0.13/0.33  % File         : /export/starexec/sandbox2/benchmark/theBenchmark.p
% 0.13/0.33  % Number of cores: 8
% 0.13/0.33  % Python version: Python 3.6.8
% 0.13/0.33  % Running in FO mode
% 0.17/0.54  % Total configuration time : 435
% 0.17/0.54  % Estimated wc time : 1092
% 0.17/0.54  % Estimated cpu time (7 cpus) : 156.0
% 0.17/0.61  % /export/starexec/sandbox2/solver/bin/fo/fo6_bce.sh running for 75s
% 0.17/0.65  % /export/starexec/sandbox2/solver/bin/fo/fo3_bce.sh running for 75s
% 0.17/0.66  % /export/starexec/sandbox2/solver/bin/fo/fo1_av.sh running for 75s
% 0.17/0.66  % /export/starexec/sandbox2/solver/bin/fo/fo7.sh running for 63s
% 0.17/0.67  % /export/starexec/sandbox2/solver/bin/fo/fo5.sh running for 50s
% 0.17/0.67  % /export/starexec/sandbox2/solver/bin/fo/fo13.sh running for 50s
% 0.17/0.68  % /export/starexec/sandbox2/solver/bin/fo/fo4.sh running for 50s
% 9.61/2.18  % Solved by fo/fo1_av.sh.
% 9.61/2.18  % done 2057 iterations in 1.445s
% 9.61/2.18  % SZS status Theorem for '/export/starexec/sandbox2/benchmark/theBenchmark.p'
% 9.61/2.18  % SZS output start Refutation
% 9.61/2.18  thf(hskp26_type, type, hskp26: $o).
% 9.61/2.18  thf(hskp21_type, type, hskp21: $o).
% 9.61/2.18  thf(hskp18_type, type, hskp18: $o).
% 9.61/2.18  thf(hskp5_type, type, hskp5: $o).
% 9.61/2.18  thf(hskp2_type, type, hskp2: $o).
% 9.61/2.18  thf(a483_type, type, a483: $i).
% 9.61/2.18  thf(a464_type, type, a464: $i).
% 9.61/2.18  thf(c2_1_type, type, c2_1: $i > $o).
% 9.61/2.18  thf(hskp27_type, type, hskp27: $o).
% 9.61/2.18  thf(hskp12_type, type, hskp12: $o).
% 9.61/2.18  thf(a529_type, type, a529: $i).
% 9.61/2.18  thf(hskp9_type, type, hskp9: $o).
% 9.61/2.18  thf(hskp25_type, type, hskp25: $o).
% 9.61/2.18  thf(a500_type, type, a500: $i).
% 9.61/2.18  thf(hskp16_type, type, hskp16: $o).
% 9.61/2.18  thf(a519_type, type, a519: $i).
% 9.61/2.18  thf(a487_type, type, a487: $i).
% 9.61/2.18  thf(a462_type, type, a462: $i).
% 9.61/2.18  thf(a482_type, type, a482: $i).
% 9.61/2.18  thf(hskp22_type, type, hskp22: $o).
% 9.61/2.18  thf(hskp4_type, type, hskp4: $o).
% 9.61/2.18  thf(a493_type, type, a493: $i).
% 9.61/2.18  thf(hskp29_type, type, hskp29: $o).
% 9.61/2.18  thf(a576_type, type, a576: $i).
% 9.61/2.18  thf(a488_type, type, a488: $i).
% 9.61/2.18  thf(hskp7_type, type, hskp7: $o).
% 9.61/2.18  thf(a471_type, type, a471: $i).
% 9.61/2.18  thf(c0_1_type, type, c0_1: $i > $o).
% 9.61/2.18  thf(a474_type, type, a474: $i).
% 9.61/2.18  thf(hskp6_type, type, hskp6: $o).
% 9.61/2.18  thf(hskp0_type, type, hskp0: $o).
% 9.61/2.18  thf(a545_type, type, a545: $i).
% 9.61/2.18  thf(a494_type, type, a494: $i).
% 9.61/2.18  thf(a472_type, type, a472: $i).
% 9.61/2.18  thf(a559_type, type, a559: $i).
% 9.61/2.18  thf(a506_type, type, a506: $i).
% 9.61/2.18  thf(hskp30_type, type, hskp30: $o).
% 9.61/2.18  thf(hskp10_type, type, hskp10: $o).
% 9.61/2.18  thf(ndr1_0_type, type, ndr1_0: $o).
% 9.61/2.18  thf(a478_type, type, a478: $i).
% 9.61/2.18  thf(hskp8_type, type, hskp8: $o).
% 9.61/2.18  thf(hskp11_type, type, hskp11: $o).
% 9.61/2.18  thf(hskp1_type, type, hskp1: $o).
% 9.61/2.18  thf(c1_1_type, type, c1_1: $i > $o).
% 9.61/2.18  thf(hskp31_type, type, hskp31: $o).
% 9.61/2.18  thf(hskp14_type, type, hskp14: $o).
% 9.61/2.18  thf(c3_1_type, type, c3_1: $i > $o).
% 9.61/2.18  thf(a477_type, type, a477: $i).
% 9.61/2.18  thf(a481_type, type, a481: $i).
% 9.61/2.18  thf(a507_type, type, a507: $i).
% 9.61/2.18  thf(hskp19_type, type, hskp19: $o).
% 9.61/2.18  thf(hskp20_type, type, hskp20: $o).
% 9.61/2.18  thf(hskp24_type, type, hskp24: $o).
% 9.61/2.18  thf(a467_type, type, a467: $i).
% 9.61/2.18  thf(hskp15_type, type, hskp15: $o).
% 9.61/2.18  thf(hskp13_type, type, hskp13: $o).
% 9.61/2.18  thf(hskp17_type, type, hskp17: $o).
% 9.61/2.18  thf(clause56, conjecture, (~( ( c0_1 @ a559 ) | ( ~( hskp26 ) ) ))).
% 9.61/2.18  thf(zf_stmt_0, negated_conjecture, (( c0_1 @ a559 ) | ( ~( hskp26 ) )),
% 9.61/2.18    inference('cnf.neg', [status(esa)], [clause56])).
% 9.61/2.18  thf(zip_derived_cl55, plain, (( (c0_1 @ a559) | ~ (hskp26))),
% 9.61/2.18      inference('cnf', [status(esa)], [zf_stmt_0])).
% 9.61/2.18  thf('0', plain, (( (c0_1 @ a559)) | ~ ( (hskp26))),
% 9.61/2.18      inference('split', [status(esa)], [zip_derived_cl55])).
% 9.61/2.18  thf(clause57, conjecture, (~( ( c1_1 @ a559 ) | ( ~( hskp26 ) ) ))).
% 9.61/2.18  thf(zf_stmt_1, negated_conjecture, (( c1_1 @ a559 ) | ( ~( hskp26 ) )),
% 9.61/2.18    inference('cnf.neg', [status(esa)], [clause57])).
% 9.61/2.18  thf(zip_derived_cl56, plain, (( (c1_1 @ a559) | ~ (hskp26))),
% 9.61/2.18      inference('cnf', [status(esa)], [zf_stmt_1])).
% 9.61/2.18  thf('1', plain, (( (c1_1 @ a559)) | ~ ( (hskp26))),
% 9.61/2.18      inference('split', [status(esa)], [zip_derived_cl56])).
% 9.61/2.18  thf(clause95, conjecture, (~( ( ~( hskp26 ) ) | ( ~( c3_1 @ a559 ) ) ))).
% 9.61/2.18  thf(zf_stmt_2, negated_conjecture, (( ~( hskp26 ) ) | ( ~( c3_1 @ a559 ) )),
% 9.61/2.18    inference('cnf.neg', [status(esa)], [clause95])).
% 9.61/2.18  thf(zip_derived_cl94, plain, ((~ (hskp26) | ~ (c3_1 @ a559))),
% 9.61/2.18      inference('cnf', [status(esa)], [zf_stmt_2])).
% 9.61/2.18  thf('2', plain, (~ ( (c3_1 @ a559)) | ~ ( (hskp26))),
% 9.61/2.18      inference('split', [status(esa)], [zip_derived_cl94])).
% 9.61/2.18  thf(clause160, conjecture,
% 9.61/2.18    (~( ( hskp8 ) | ( hskp24 ) | ( c3_1 @ U ) | ( ~( ndr1_0 ) ) | 
% 9.61/2.18        ( ~( c1_1 @ U ) ) | ( ~( c0_1 @ U ) ) ))).
% 9.61/2.18  thf(zf_stmt_3, negated_conjecture,
% 9.61/2.18    (( hskp8 ) | ( hskp24 ) | ( c3_1 @ U ) | ( ~( ndr1_0 ) ) | 
% 9.61/2.18     ( ~( c1_1 @ U ) ) | ( ~( c0_1 @ U ) )),
% 9.61/2.18    inference('cnf.neg', [status(esa)], [clause160])).
% 9.61/2.18  thf(zip_derived_cl159, plain,
% 9.61/2.18      (![X0 : $i]:
% 9.61/2.18         ( (hskp8)
% 9.61/2.18          |  (hskp24)
% 9.61/2.18          |  (c3_1 @ X0)
% 9.61/2.18          | ~ (ndr1_0)
% 9.61/2.18          | ~ (c1_1 @ X0)
% 9.61/2.18          | ~ (c0_1 @ X0))),
% 9.61/2.18      inference('cnf', [status(esa)], [zf_stmt_3])).
% 9.61/2.18  thf(zip_derived_cl577, plain,
% 9.61/2.18      ((![X0 : $i]: (~ (c1_1 @ X0) | ~ (c0_1 @ X0) |  (c3_1 @ X0)))
% 9.61/2.18         <= ((![X0 : $i]: (~ (c1_1 @ X0) | ~ (c0_1 @ X0) |  (c3_1 @ X0))))),
% 9.61/2.18      inference('split', [status(esa)], [zip_derived_cl159])).
% 9.61/2.18  thf(zip_derived_cl407, plain, ((~ (c3_1 @ a559)) <= (~ ( (c3_1 @ a559)))),
% 9.61/2.18      inference('split', [status(esa)], [zip_derived_cl94])).
% 9.61/2.18  thf(zip_derived_cl1559, plain,
% 9.61/2.18      (((~ (c0_1 @ a559) | ~ (c1_1 @ a559)))
% 9.61/2.18         <= (~ ( (c3_1 @ a559)) & 
% 9.61/2.18             (![X0 : $i]: (~ (c1_1 @ X0) | ~ (c0_1 @ X0) |  (c3_1 @ X0))))),
% 9.61/2.18      inference('s_sup-', [status(thm)], [zip_derived_cl577, zip_derived_cl407])).
% 9.61/2.18  thf('3', plain,
% 9.61/2.18      (( (c3_1 @ a559)) | ~ ( (c0_1 @ a559)) | 
% 9.61/2.18       ~ (![X0 : $i]: (~ (c1_1 @ X0) | ~ (c0_1 @ X0) |  (c3_1 @ X0))) | 
% 9.61/2.18       ~ ( (c1_1 @ a559))),
% 9.61/2.18      inference('split', [status(esa)], [zip_derived_cl1559])).
% 9.61/2.18  thf(clause36, conjecture, (~( ( hskp13 ) | ( hskp16 ) | ( hskp26 ) ))).
% 9.61/2.18  thf(zf_stmt_4, negated_conjecture, (( hskp13 ) | ( hskp16 ) | ( hskp26 )),
% 9.61/2.18    inference('cnf.neg', [status(esa)], [clause36])).
% 9.61/2.18  thf(zip_derived_cl35, plain, (( (hskp13) |  (hskp16) |  (hskp26))),
% 9.61/2.18      inference('cnf', [status(esa)], [zf_stmt_4])).
% 9.61/2.18  thf('4', plain, (( (hskp26)) | ( (hskp13)) | ( (hskp16))),
% 9.61/2.18      inference('split', [status(esa)], [zip_derived_cl35])).
% 9.61/2.18  thf(clause184, conjecture,
% 9.61/2.18    (~( ( hskp13 ) | ( c3_1 @ V ) | ( c0_1 @ V ) | ( c1_1 @ U ) | 
% 9.61/2.18        ( ~( c1_1 @ V ) ) | ( ~( ndr1_0 ) ) | ( ~( c2_1 @ U ) ) | 
% 9.61/2.18        ( ~( c0_1 @ U ) ) ))).
% 9.61/2.18  thf(zf_stmt_5, negated_conjecture,
% 9.61/2.18    (( hskp13 ) | ( c3_1 @ V ) | ( c0_1 @ V ) | ( c1_1 @ U ) | 
% 9.61/2.18     ( ~( c1_1 @ V ) ) | ( ~( ndr1_0 ) ) | ( ~( c2_1 @ U ) ) | 
% 9.61/2.18     ( ~( c0_1 @ U ) )),
% 9.61/2.18    inference('cnf.neg', [status(esa)], [clause184])).
% 9.61/2.18  thf(zip_derived_cl183, plain,
% 9.61/2.18      (![X0 : $i, X1 : $i]:
% 9.61/2.18         ( (hskp13)
% 9.61/2.18          |  (c3_1 @ X0)
% 9.61/2.18          |  (c0_1 @ X0)
% 9.61/2.18          |  (c1_1 @ X1)
% 9.61/2.18          | ~ (c1_1 @ X0)
% 9.61/2.18          | ~ (ndr1_0)
% 9.61/2.18          | ~ (c2_1 @ X1)
% 9.61/2.18          | ~ (c0_1 @ X1))),
% 9.61/2.18      inference('cnf', [status(esa)], [zf_stmt_5])).
% 9.61/2.18  thf('5', plain,
% 9.61/2.18      ((![X0 : $i]: (~ (c1_1 @ X0) |  (c0_1 @ X0) |  (c3_1 @ X0))) | 
% 9.61/2.18       ( (hskp13)) | ~ ( (ndr1_0)) | 
% 9.61/2.18       (![X1 : $i]: (~ (c2_1 @ X1) | ~ (c0_1 @ X1) |  (c1_1 @ X1)))),
% 9.61/2.18      inference('split', [status(esa)], [zip_derived_cl183])).
% 9.61/2.18  thf(clause147, conjecture,
% 9.61/2.18    (~( ( hskp19 ) | ( hskp18 ) | ( c2_1 @ U ) | ( c1_1 @ U ) | 
% 9.61/2.18        ( ~( ndr1_0 ) ) | ( ~( c0_1 @ U ) ) ))).
% 9.61/2.18  thf(zf_stmt_6, negated_conjecture,
% 9.61/2.18    (( hskp19 ) | ( hskp18 ) | ( c2_1 @ U ) | ( c1_1 @ U ) | ( ~( ndr1_0 ) ) | 
% 9.61/2.18     ( ~( c0_1 @ U ) )),
% 9.61/2.18    inference('cnf.neg', [status(esa)], [clause147])).
% 9.61/2.18  thf(zip_derived_cl146, plain,
% 9.61/2.18      (![X0 : $i]:
% 9.61/2.18         ( (hskp19)
% 9.61/2.18          |  (hskp18)
% 9.61/2.18          |  (c2_1 @ X0)
% 9.61/2.18          |  (c1_1 @ X0)
% 9.61/2.18          | ~ (ndr1_0)
% 9.61/2.18          | ~ (c0_1 @ X0))),
% 9.61/2.18      inference('cnf', [status(esa)], [zf_stmt_6])).
% 9.61/2.18  thf(zip_derived_cl525, plain,
% 9.61/2.18      ((![X0 : $i]: ( (c2_1 @ X0) |  (c1_1 @ X0) | ~ (c0_1 @ X0)))
% 9.61/2.18         <= ((![X0 : $i]: ( (c2_1 @ X0) |  (c1_1 @ X0) | ~ (c0_1 @ X0))))),
% 9.61/2.18      inference('split', [status(esa)], [zip_derived_cl146])).
% 9.61/2.18  thf(clause116, conjecture, (~( ( ~( hskp13 ) ) | ( ~( c2_1 @ a482 ) ) ))).
% 9.61/2.18  thf(zf_stmt_7, negated_conjecture, (( ~( hskp13 ) ) | ( ~( c2_1 @ a482 ) )),
% 9.61/2.18    inference('cnf.neg', [status(esa)], [clause116])).
% 9.61/2.18  thf(zip_derived_cl115, plain, ((~ (hskp13) | ~ (c2_1 @ a482))),
% 9.61/2.18      inference('cnf', [status(esa)], [zf_stmt_7])).
% 9.61/2.18  thf(zip_derived_cl449, plain, ((~ (c2_1 @ a482)) <= (~ ( (c2_1 @ a482)))),
% 9.61/2.18      inference('split', [status(esa)], [zip_derived_cl115])).
% 9.61/2.18  thf(zip_derived_cl1650, plain,
% 9.61/2.18      (((~ (c0_1 @ a482) |  (c1_1 @ a482)))
% 9.61/2.18         <= (~ ( (c2_1 @ a482)) & 
% 9.61/2.18             (![X0 : $i]: ( (c2_1 @ X0) |  (c1_1 @ X0) | ~ (c0_1 @ X0))))),
% 9.61/2.18      inference('s_sup-', [status(thm)], [zip_derived_cl525, zip_derived_cl449])).
% 9.61/2.18  thf('6', plain,
% 9.61/2.18      (~ ( (c0_1 @ a482)) | ( (c1_1 @ a482)) | 
% 9.61/2.18       ~ (![X0 : $i]: ( (c2_1 @ X0) |  (c1_1 @ X0) | ~ (c0_1 @ X0))) | 
% 9.61/2.18       ( (c2_1 @ a482))),
% 9.61/2.18      inference('split', [status(esa)], [zip_derived_cl1650])).
% 9.61/2.18  thf(clause75, conjecture, (~( ( c3_1 @ a482 ) | ( ~( hskp13 ) ) ))).
% 9.61/2.18  thf(zf_stmt_8, negated_conjecture, (( c3_1 @ a482 ) | ( ~( hskp13 ) )),
% 9.61/2.18    inference('cnf.neg', [status(esa)], [clause75])).
% 9.61/2.18  thf(zip_derived_cl74, plain, (( (c3_1 @ a482) | ~ (hskp13))),
% 9.61/2.18      inference('cnf', [status(esa)], [zf_stmt_8])).
% 9.61/2.18  thf('7', plain, (( (c3_1 @ a482)) | ~ ( (hskp13))),
% 9.61/2.18      inference('split', [status(esa)], [zip_derived_cl74])).
% 9.61/2.18  thf(clause115, conjecture, (~( ( ~( hskp13 ) ) | ( ~( c1_1 @ a482 ) ) ))).
% 9.61/2.18  thf(zf_stmt_9, negated_conjecture, (( ~( hskp13 ) ) | ( ~( c1_1 @ a482 ) )),
% 9.61/2.18    inference('cnf.neg', [status(esa)], [clause115])).
% 9.61/2.18  thf(zip_derived_cl114, plain, ((~ (hskp13) | ~ (c1_1 @ a482))),
% 9.61/2.18      inference('cnf', [status(esa)], [zf_stmt_9])).
% 9.61/2.18  thf('8', plain, (~ ( (c1_1 @ a482)) | ~ ( (hskp13))),
% 9.61/2.18      inference('split', [status(esa)], [zip_derived_cl114])).
% 9.61/2.18  thf('9', plain, (~ ( (c2_1 @ a482)) | ~ ( (hskp13))),
% 9.61/2.18      inference('split', [status(esa)], [zip_derived_cl115])).
% 9.61/2.18  thf(clause144, conjecture,
% 9.61/2.18    (~( ( hskp12 ) | ( hskp5 ) | ( c2_1 @ U ) | ( c0_1 @ U ) | 
% 9.61/2.18        ( ~( ndr1_0 ) ) | ( ~( c3_1 @ U ) ) ))).
% 9.61/2.18  thf(zf_stmt_10, negated_conjecture,
% 9.61/2.18    (( hskp12 ) | ( hskp5 ) | ( c2_1 @ U ) | ( c0_1 @ U ) | ( ~( ndr1_0 ) ) | 
% 9.61/2.18     ( ~( c3_1 @ U ) )),
% 9.61/2.18    inference('cnf.neg', [status(esa)], [clause144])).
% 9.61/2.18  thf(zip_derived_cl143, plain,
% 9.61/2.18      (![X0 : $i]:
% 9.61/2.18         ( (hskp12)
% 9.61/2.18          |  (hskp5)
% 9.61/2.18          |  (c2_1 @ X0)
% 9.61/2.18          |  (c0_1 @ X0)
% 9.61/2.18          | ~ (ndr1_0)
% 9.61/2.18          | ~ (c3_1 @ X0))),
% 9.61/2.18      inference('cnf', [status(esa)], [zf_stmt_10])).
% 9.61/2.18  thf(zip_derived_cl513, plain,
% 9.61/2.18      ((![X0 : $i]: ( (c2_1 @ X0) |  (c0_1 @ X0) | ~ (c3_1 @ X0)))
% 9.61/2.18         <= ((![X0 : $i]: ( (c2_1 @ X0) |  (c0_1 @ X0) | ~ (c3_1 @ X0))))),
% 9.61/2.18      inference('split', [status(esa)], [zip_derived_cl143])).
% 9.61/2.18  thf(zip_derived_cl449, plain, ((~ (c2_1 @ a482)) <= (~ ( (c2_1 @ a482)))),
% 9.61/2.18      inference('split', [status(esa)], [zip_derived_cl115])).
% 9.61/2.18  thf(zip_derived_cl1419, plain,
% 9.61/2.18      (((~ (c3_1 @ a482) |  (c0_1 @ a482)))
% 9.61/2.18         <= (~ ( (c2_1 @ a482)) & 
% 9.61/2.18             (![X0 : $i]: ( (c2_1 @ X0) |  (c0_1 @ X0) | ~ (c3_1 @ X0))))),
% 9.61/2.18      inference('s_sup-', [status(thm)], [zip_derived_cl513, zip_derived_cl449])).
% 9.61/2.18  thf('10', plain,
% 9.61/2.18      (( (c0_1 @ a482)) | ~ ( (c3_1 @ a482)) | 
% 9.61/2.18       ~ (![X0 : $i]: ( (c2_1 @ X0) |  (c0_1 @ X0) | ~ (c3_1 @ X0))) | 
% 9.61/2.18       ( (c2_1 @ a482))),
% 9.61/2.18      inference('split', [status(esa)], [zip_derived_cl1419])).
% 9.61/2.18  thf(clause155, conjecture,
% 9.61/2.18    (~( ( hskp1 ) | ( hskp30 ) | ( c0_1 @ U ) | ( ~( ndr1_0 ) ) | 
% 9.61/2.18        ( ~( c2_1 @ U ) ) | ( ~( c1_1 @ U ) ) ))).
% 9.61/2.18  thf(zf_stmt_11, negated_conjecture,
% 9.61/2.18    (( hskp1 ) | ( hskp30 ) | ( c0_1 @ U ) | ( ~( ndr1_0 ) ) | 
% 9.61/2.18     ( ~( c2_1 @ U ) ) | ( ~( c1_1 @ U ) )),
% 9.61/2.18    inference('cnf.neg', [status(esa)], [clause155])).
% 9.61/2.18  thf(zip_derived_cl154, plain,
% 9.61/2.18      (![X0 : $i]:
% 9.61/2.18         ( (hskp1)
% 9.61/2.18          |  (hskp30)
% 9.61/2.18          |  (c0_1 @ X0)
% 9.61/2.18          | ~ (ndr1_0)
% 9.61/2.18          | ~ (c2_1 @ X0)
% 9.61/2.18          | ~ (c1_1 @ X0))),
% 9.61/2.18      inference('cnf', [status(esa)], [zf_stmt_11])).
% 9.61/2.18  thf(zip_derived_cl557, plain,
% 9.61/2.18      ((![X0 : $i]: (~ (c2_1 @ X0) | ~ (c1_1 @ X0) |  (c0_1 @ X0)))
% 9.61/2.18         <= ((![X0 : $i]: (~ (c2_1 @ X0) | ~ (c1_1 @ X0) |  (c0_1 @ X0))))),
% 9.61/2.18      inference('split', [status(esa)], [zip_derived_cl154])).
% 9.61/2.18  thf(clause79, conjecture, (~( ( c2_1 @ a478 ) | ( ~( hskp10 ) ) ))).
% 9.61/2.18  thf(zf_stmt_12, negated_conjecture, (( c2_1 @ a478 ) | ( ~( hskp10 ) )),
% 9.61/2.18    inference('cnf.neg', [status(esa)], [clause79])).
% 9.61/2.18  thf(zip_derived_cl78, plain, (( (c2_1 @ a478) | ~ (hskp10))),
% 9.61/2.18      inference('cnf', [status(esa)], [zf_stmt_12])).
% 9.61/2.18  thf(zip_derived_cl375, plain, (( (c2_1 @ a478)) <= (( (c2_1 @ a478)))),
% 9.61/2.18      inference('split', [status(esa)], [zip_derived_cl78])).
% 9.61/2.18  thf(zip_derived_cl1070, plain,
% 9.61/2.18      ((( (c0_1 @ a478) | ~ (c1_1 @ a478)))
% 9.61/2.18         <= (( (c2_1 @ a478)) & 
% 9.61/2.18             (![X0 : $i]: (~ (c2_1 @ X0) | ~ (c1_1 @ X0) |  (c0_1 @ X0))))),
% 9.61/2.18      inference('s_sup+', [status(thm)], [zip_derived_cl557, zip_derived_cl375])).
% 9.61/2.18  thf('11', plain,
% 9.61/2.18      (~ ( (c1_1 @ a478)) | ~ ( (c2_1 @ a478)) | 
% 9.61/2.18       ~ (![X0 : $i]: (~ (c2_1 @ X0) | ~ (c1_1 @ X0) |  (c0_1 @ X0))) | 
% 9.61/2.18       ( (c0_1 @ a478))),
% 9.61/2.18      inference('split', [status(esa)], [zip_derived_cl1070])).
% 9.61/2.18  thf(clause162, conjecture,
% 9.61/2.18    (~( ( hskp17 ) | ( hskp18 ) | ( c3_1 @ U ) | ( ~( ndr1_0 ) ) | 
% 9.61/2.18        ( ~( c2_1 @ U ) ) | ( ~( c1_1 @ U ) ) ))).
% 9.61/2.18  thf(zf_stmt_13, negated_conjecture,
% 9.61/2.18    (( hskp17 ) | ( hskp18 ) | ( c3_1 @ U ) | ( ~( ndr1_0 ) ) | 
% 9.61/2.18     ( ~( c2_1 @ U ) ) | ( ~( c1_1 @ U ) )),
% 9.61/2.18    inference('cnf.neg', [status(esa)], [clause162])).
% 9.61/2.18  thf(zip_derived_cl161, plain,
% 9.61/2.18      (![X0 : $i]:
% 9.61/2.18         ( (hskp17)
% 9.61/2.18          |  (hskp18)
% 9.61/2.18          |  (c3_1 @ X0)
% 9.61/2.18          | ~ (ndr1_0)
% 9.61/2.18          | ~ (c2_1 @ X0)
% 9.61/2.18          | ~ (c1_1 @ X0))),
% 9.61/2.18      inference('cnf', [status(esa)], [zf_stmt_13])).
% 9.61/2.18  thf(zip_derived_cl585, plain,
% 9.61/2.18      ((![X0 : $i]: (~ (c2_1 @ X0) | ~ (c1_1 @ X0) |  (c3_1 @ X0)))
% 9.61/2.18         <= ((![X0 : $i]: (~ (c2_1 @ X0) | ~ (c1_1 @ X0) |  (c3_1 @ X0))))),
% 9.61/2.18      inference('split', [status(esa)], [zip_derived_cl161])).
% 9.61/2.18  thf(zip_derived_cl375, plain, (( (c2_1 @ a478)) <= (( (c2_1 @ a478)))),
% 9.61/2.18      inference('split', [status(esa)], [zip_derived_cl78])).
% 9.61/2.18  thf(zip_derived_cl1164, plain,
% 9.61/2.18      ((( (c3_1 @ a478) | ~ (c1_1 @ a478)))
% 9.61/2.18         <= (( (c2_1 @ a478)) & 
% 9.61/2.18             (![X0 : $i]: (~ (c2_1 @ X0) | ~ (c1_1 @ X0) |  (c3_1 @ X0))))),
% 9.61/2.18      inference('s_sup+', [status(thm)], [zip_derived_cl585, zip_derived_cl375])).
% 9.61/2.18  thf('12', plain,
% 9.61/2.18      (~ ( (c1_1 @ a478)) | ~ ( (c2_1 @ a478)) | 
% 9.61/2.18       ~ (![X0 : $i]: (~ (c2_1 @ X0) | ~ (c1_1 @ X0) |  (c3_1 @ X0))) | 
% 9.61/2.18       ( (c3_1 @ a478))),
% 9.61/2.18      inference('split', [status(esa)], [zip_derived_cl1164])).
% 9.61/2.18  thf(clause151, conjecture,
% 9.61/2.18    (~( ( hskp21 ) | ( hskp30 ) | ( c3_1 @ U ) | ( c1_1 @ U ) | 
% 9.61/2.18        ( ~( ndr1_0 ) ) | ( ~( c2_1 @ U ) ) ))).
% 9.61/2.18  thf(zf_stmt_14, negated_conjecture,
% 9.61/2.18    (( hskp21 ) | ( hskp30 ) | ( c3_1 @ U ) | ( c1_1 @ U ) | ( ~( ndr1_0 ) ) | 
% 9.61/2.18     ( ~( c2_1 @ U ) )),
% 9.61/2.18    inference('cnf.neg', [status(esa)], [clause151])).
% 9.61/2.18  thf(zip_derived_cl150, plain,
% 9.61/2.18      (![X0 : $i]:
% 9.61/2.18         ( (hskp21)
% 9.61/2.18          |  (hskp30)
% 9.61/2.18          |  (c3_1 @ X0)
% 9.61/2.18          |  (c1_1 @ X0)
% 9.61/2.18          | ~ (ndr1_0)
% 9.61/2.18          | ~ (c2_1 @ X0))),
% 9.61/2.18      inference('cnf', [status(esa)], [zf_stmt_14])).
% 9.61/2.18  thf(zip_derived_cl541, plain,
% 9.61/2.18      ((![X0 : $i]: (~ (c2_1 @ X0) |  (c1_1 @ X0) |  (c3_1 @ X0)))
% 9.61/2.18         <= ((![X0 : $i]: (~ (c2_1 @ X0) |  (c1_1 @ X0) |  (c3_1 @ X0))))),
% 9.61/2.18      inference('split', [status(esa)], [zip_derived_cl150])).
% 9.61/2.18  thf(zip_derived_cl375, plain, (( (c2_1 @ a478)) <= (( (c2_1 @ a478)))),
% 9.61/2.18      inference('split', [status(esa)], [zip_derived_cl78])).
% 9.61/2.18  thf(zip_derived_cl1740, plain,
% 9.61/2.18      ((( (c3_1 @ a478) |  (c1_1 @ a478)))
% 9.61/2.18         <= (( (c2_1 @ a478)) & 
% 9.61/2.18             (![X0 : $i]: (~ (c2_1 @ X0) |  (c1_1 @ X0) |  (c3_1 @ X0))))),
% 9.61/2.18      inference('s_sup+', [status(thm)], [zip_derived_cl541, zip_derived_cl375])).
% 9.61/2.18  thf('13', plain,
% 9.61/2.18      (( (c1_1 @ a478)) | ~ ( (c2_1 @ a478)) | 
% 9.61/2.18       ~ (![X0 : $i]: (~ (c2_1 @ X0) |  (c1_1 @ X0) |  (c3_1 @ X0))) | 
% 9.61/2.18       ( (c3_1 @ a478))),
% 9.61/2.18      inference('split', [status(esa)], [zip_derived_cl1740])).
% 9.61/2.18  thf(zip_derived_cl585, plain,
% 9.61/2.18      ((![X0 : $i]: (~ (c2_1 @ X0) | ~ (c1_1 @ X0) |  (c3_1 @ X0)))
% 9.61/2.18         <= ((![X0 : $i]: (~ (c2_1 @ X0) | ~ (c1_1 @ X0) |  (c3_1 @ X0))))),
% 9.61/2.18      inference('split', [status(esa)], [zip_derived_cl161])).
% 9.61/2.18  thf(clause52, conjecture, (~( ( c2_1 @ a474 ) | ( ~( hskp29 ) ) ))).
% 9.61/2.18  thf(zf_stmt_15, negated_conjecture, (( c2_1 @ a474 ) | ( ~( hskp29 ) )),
% 9.61/2.18    inference('cnf.neg', [status(esa)], [clause52])).
% 9.61/2.18  thf(zip_derived_cl51, plain, (( (c2_1 @ a474) | ~ (hskp29))),
% 9.61/2.18      inference('cnf', [status(esa)], [zf_stmt_15])).
% 9.61/2.18  thf(zip_derived_cl321, plain, (( (c2_1 @ a474)) <= (( (c2_1 @ a474)))),
% 9.61/2.18      inference('split', [status(esa)], [zip_derived_cl51])).
% 9.61/2.18  thf(zip_derived_cl1157, plain,
% 9.61/2.18      ((( (c3_1 @ a474) | ~ (c1_1 @ a474)))
% 9.61/2.18         <= (( (c2_1 @ a474)) & 
% 9.61/2.18             (![X0 : $i]: (~ (c2_1 @ X0) | ~ (c1_1 @ X0) |  (c3_1 @ X0))))),
% 9.61/2.18      inference('s_sup+', [status(thm)], [zip_derived_cl585, zip_derived_cl321])).
% 9.61/2.18  thf('14', plain,
% 9.61/2.18      (~ ( (c1_1 @ a474)) | ( (c3_1 @ a474)) | 
% 9.61/2.18       ~ (![X0 : $i]: (~ (c2_1 @ X0) | ~ (c1_1 @ X0) |  (c3_1 @ X0))) | 
% 9.61/2.18       ~ ( (c2_1 @ a474))),
% 9.61/2.18      inference('split', [status(esa)], [zip_derived_cl1157])).
% 9.61/2.18  thf(zip_derived_cl321, plain, (( (c2_1 @ a474)) <= (( (c2_1 @ a474)))),
% 9.61/2.18      inference('split', [status(esa)], [zip_derived_cl51])).
% 9.61/2.18  thf(clause167, conjecture,
% 9.61/2.18    (~( ( hskp10 ) | ( hskp24 ) | ( ~( ndr1_0 ) ) | ( ~( c3_1 @ U ) ) | 
% 9.61/2.18        ( ~( c2_1 @ U ) ) | ( ~( c0_1 @ U ) ) ))).
% 9.61/2.18  thf(zf_stmt_16, negated_conjecture,
% 9.61/2.18    (( hskp10 ) | ( hskp24 ) | ( ~( ndr1_0 ) ) | ( ~( c3_1 @ U ) ) | 
% 9.61/2.18     ( ~( c2_1 @ U ) ) | ( ~( c0_1 @ U ) )),
% 9.61/2.18    inference('cnf.neg', [status(esa)], [clause167])).
% 9.61/2.18  thf(zip_derived_cl166, plain,
% 9.61/2.18      (![X0 : $i]:
% 9.61/2.18         ( (hskp10)
% 9.61/2.18          |  (hskp24)
% 9.61/2.18          | ~ (ndr1_0)
% 9.61/2.18          | ~ (c3_1 @ X0)
% 9.61/2.18          | ~ (c2_1 @ X0)
% 9.61/2.18          | ~ (c0_1 @ X0))),
% 9.61/2.18      inference('cnf', [status(esa)], [zf_stmt_16])).
% 9.61/2.18  thf(zip_derived_cl605, plain,
% 9.61/2.18      ((![X0 : $i]: (~ (c2_1 @ X0) | ~ (c0_1 @ X0) | ~ (c3_1 @ X0)))
% 9.61/2.18         <= ((![X0 : $i]: (~ (c2_1 @ X0) | ~ (c0_1 @ X0) | ~ (c3_1 @ X0))))),
% 9.61/2.18      inference('split', [status(esa)], [zip_derived_cl166])).
% 9.61/2.18  thf(zip_derived_cl827, plain,
% 9.61/2.18      (((~ (c0_1 @ a474) | ~ (c3_1 @ a474)))
% 9.61/2.18         <= (( (c2_1 @ a474)) & 
% 9.61/2.18             (![X0 : $i]: (~ (c2_1 @ X0) | ~ (c0_1 @ X0) | ~ (c3_1 @ X0))))),
% 9.61/2.18      inference('s_sup-', [status(thm)], [zip_derived_cl321, zip_derived_cl605])).
% 9.61/2.18  thf('15', plain,
% 9.61/2.18      (~ ( (c3_1 @ a474)) | ~ ( (c0_1 @ a474)) | 
% 9.61/2.18       ~ (![X0 : $i]: (~ (c2_1 @ X0) | ~ (c0_1 @ X0) | ~ (c3_1 @ X0))) | 
% 9.61/2.18       ~ ( (c2_1 @ a474))),
% 9.61/2.18      inference('split', [status(esa)], [zip_derived_cl827])).
% 9.61/2.18  thf(clause63, conjecture, (~( ( c2_1 @ a507 ) | ( ~( hskp21 ) ) ))).
% 9.61/2.18  thf(zf_stmt_17, negated_conjecture, (( c2_1 @ a507 ) | ( ~( hskp21 ) )),
% 9.61/2.18    inference('cnf.neg', [status(esa)], [clause63])).
% 9.61/2.18  thf(zip_derived_cl62, plain, (( (c2_1 @ a507) | ~ (hskp21))),
% 9.61/2.18      inference('cnf', [status(esa)], [zf_stmt_17])).
% 9.61/2.18  thf('16', plain, (( (c2_1 @ a507)) | ~ ( (hskp21))),
% 9.61/2.18      inference('split', [status(esa)], [zip_derived_cl62])).
% 9.61/2.18  thf(clause103, conjecture, (~( ( ~( hskp21 ) ) | ( ~( c0_1 @ a507 ) ) ))).
% 9.61/2.18  thf(zf_stmt_18, negated_conjecture, (( ~( hskp21 ) ) | ( ~( c0_1 @ a507 ) )),
% 9.61/2.18    inference('cnf.neg', [status(esa)], [clause103])).
% 9.61/2.18  thf(zip_derived_cl102, plain, ((~ (hskp21) | ~ (c0_1 @ a507))),
% 9.61/2.18      inference('cnf', [status(esa)], [zf_stmt_18])).
% 9.61/2.18  thf('17', plain, (~ ( (c0_1 @ a507)) | ~ ( (hskp21))),
% 9.61/2.18      inference('split', [status(esa)], [zip_derived_cl102])).
% 9.61/2.18  thf(clause104, conjecture, (~( ( ~( hskp21 ) ) | ( ~( c1_1 @ a507 ) ) ))).
% 9.61/2.18  thf(zf_stmt_19, negated_conjecture, (( ~( hskp21 ) ) | ( ~( c1_1 @ a507 ) )),
% 9.61/2.18    inference('cnf.neg', [status(esa)], [clause104])).
% 9.61/2.18  thf(zip_derived_cl103, plain, ((~ (hskp21) | ~ (c1_1 @ a507))),
% 9.61/2.18      inference('cnf', [status(esa)], [zf_stmt_19])).
% 9.61/2.18  thf('18', plain, (~ ( (c1_1 @ a507)) | ~ ( (hskp21))),
% 9.61/2.18      inference('split', [status(esa)], [zip_derived_cl103])).
% 9.61/2.18  thf(clause150, conjecture,
% 9.61/2.18    (~( ( hskp21 ) | ( hskp20 ) | ( c3_1 @ U ) | ( c1_1 @ U ) | 
% 9.61/2.18        ( ~( ndr1_0 ) ) | ( ~( c0_1 @ U ) ) ))).
% 9.61/2.18  thf(zf_stmt_20, negated_conjecture,
% 9.61/2.18    (( hskp21 ) | ( hskp20 ) | ( c3_1 @ U ) | ( c1_1 @ U ) | ( ~( ndr1_0 ) ) | 
% 9.61/2.18     ( ~( c0_1 @ U ) )),
% 9.61/2.18    inference('cnf.neg', [status(esa)], [clause150])).
% 9.61/2.18  thf(zip_derived_cl149, plain,
% 9.61/2.18      (![X0 : $i]:
% 9.61/2.18         ( (hskp21)
% 9.61/2.18          |  (hskp20)
% 9.61/2.18          |  (c3_1 @ X0)
% 9.61/2.18          |  (c1_1 @ X0)
% 9.61/2.18          | ~ (ndr1_0)
% 9.61/2.18          | ~ (c0_1 @ X0))),
% 9.61/2.18      inference('cnf', [status(esa)], [zf_stmt_20])).
% 9.61/2.18  thf('19', plain,
% 9.61/2.18      (( (hskp21)) | 
% 9.61/2.18       (![X0 : $i]: ( (c1_1 @ X0) | ~ (c0_1 @ X0) |  (c3_1 @ X0))) | 
% 9.61/2.18       ( (hskp20)) | ~ ( (ndr1_0))),
% 9.61/2.18      inference('split', [status(esa)], [zip_derived_cl149])).
% 9.61/2.18  thf(clause203, conjecture,
% 9.61/2.18    (~( ( c1_1 @ W ) | ( c0_1 @ W ) | ( c1_1 @ V ) | ( c3_1 @ U ) | 
% 9.61/2.18        ( c2_1 @ U ) | ( ~( c2_1 @ W ) ) | ( ~( c3_1 @ V ) ) | 
% 9.61/2.18        ( ~( c2_1 @ V ) ) | ( ~( ndr1_0 ) ) | ( ~( c0_1 @ U ) ) ))).
% 9.61/2.18  thf(zf_stmt_21, negated_conjecture,
% 9.61/2.18    (( c1_1 @ W ) | ( c0_1 @ W ) | ( c1_1 @ V ) | ( c3_1 @ U ) | 
% 9.61/2.18     ( c2_1 @ U ) | ( ~( c2_1 @ W ) ) | ( ~( c3_1 @ V ) ) | 
% 9.61/2.18     ( ~( c2_1 @ V ) ) | ( ~( ndr1_0 ) ) | ( ~( c0_1 @ U ) )),
% 9.61/2.18    inference('cnf.neg', [status(esa)], [clause203])).
% 9.61/2.18  thf(zip_derived_cl202, plain,
% 9.61/2.18      (![X0 : $i, X1 : $i, X2 : $i]:
% 9.61/2.18         ( (c1_1 @ X0)
% 9.61/2.18          |  (c0_1 @ X0)
% 9.61/2.18          |  (c1_1 @ X1)
% 9.61/2.18          |  (c3_1 @ X2)
% 9.61/2.18          |  (c2_1 @ X2)
% 9.61/2.18          | ~ (c2_1 @ X0)
% 9.61/2.18          | ~ (c3_1 @ X1)
% 9.61/2.18          | ~ (c2_1 @ X1)
% 9.61/2.18          | ~ (ndr1_0)
% 9.61/2.18          | ~ (c0_1 @ X2))),
% 9.61/2.18      inference('cnf', [status(esa)], [zf_stmt_21])).
% 9.61/2.18  thf('20', plain,
% 9.61/2.18      ((![X0 : $i]: (~ (c2_1 @ X0) |  (c1_1 @ X0) |  (c0_1 @ X0))) | 
% 9.61/2.18       (![X0 : $i]: ( (c2_1 @ X0) | ~ (c0_1 @ X0) |  (c3_1 @ X0))) | 
% 9.61/2.18       ~ ( (ndr1_0)) | 
% 9.61/2.18       (![X1 : $i]: (~ (c2_1 @ X1) |  (c1_1 @ X1) | ~ (c3_1 @ X1)))),
% 9.61/2.18      inference('split', [status(esa)], [zip_derived_cl202])).
% 9.61/2.18  thf(clause142, conjecture,
% 9.61/2.18    (~( ( hskp8 ) | ( hskp7 ) | ( c3_1 @ U ) | ( c2_1 @ U ) | ( c0_1 @ U ) | 
% 9.61/2.18        ( ~( ndr1_0 ) ) ))).
% 9.61/2.18  thf(zf_stmt_22, negated_conjecture,
% 9.61/2.18    (( hskp8 ) | ( hskp7 ) | ( c3_1 @ U ) | ( c2_1 @ U ) | ( c0_1 @ U ) | 
% 9.61/2.18     ( ~( ndr1_0 ) )),
% 9.61/2.18    inference('cnf.neg', [status(esa)], [clause142])).
% 9.61/2.18  thf(zip_derived_cl141, plain,
% 9.61/2.18      (![X0 : $i]:
% 9.61/2.18         ( (hskp8)
% 9.61/2.18          |  (hskp7)
% 9.61/2.18          |  (c3_1 @ X0)
% 9.61/2.18          |  (c2_1 @ X0)
% 9.61/2.18          |  (c0_1 @ X0)
% 9.61/2.18          | ~ (ndr1_0))),
% 9.61/2.18      inference('cnf', [status(esa)], [zf_stmt_22])).
% 9.61/2.18  thf(zip_derived_cl505, plain,
% 9.61/2.18      ((![X0 : $i]: ( (c2_1 @ X0) |  (c0_1 @ X0) |  (c3_1 @ X0)))
% 9.61/2.18         <= ((![X0 : $i]: ( (c2_1 @ X0) |  (c0_1 @ X0) |  (c3_1 @ X0))))),
% 9.61/2.18      inference('split', [status(esa)], [zip_derived_cl141])).
% 9.61/2.18  thf(clause106, conjecture, (~( ( ~( hskp19 ) ) | ( ~( c2_1 @ a500 ) ) ))).
% 9.61/2.18  thf(zf_stmt_23, negated_conjecture, (( ~( hskp19 ) ) | ( ~( c2_1 @ a500 ) )),
% 9.61/2.18    inference('cnf.neg', [status(esa)], [clause106])).
% 9.61/2.18  thf(zip_derived_cl105, plain, ((~ (hskp19) | ~ (c2_1 @ a500))),
% 9.61/2.18      inference('cnf', [status(esa)], [zf_stmt_23])).
% 9.61/2.18  thf(zip_derived_cl429, plain, ((~ (c2_1 @ a500)) <= (~ ( (c2_1 @ a500)))),
% 9.61/2.18      inference('split', [status(esa)], [zip_derived_cl105])).
% 9.61/2.18  thf(zip_derived_cl1255, plain,
% 9.61/2.18      ((( (c3_1 @ a500) |  (c0_1 @ a500)))
% 9.61/2.18         <= (~ ( (c2_1 @ a500)) & 
% 9.61/2.18             (![X0 : $i]: ( (c2_1 @ X0) |  (c0_1 @ X0) |  (c3_1 @ X0))))),
% 9.61/2.18      inference('s_sup-', [status(thm)], [zip_derived_cl505, zip_derived_cl429])).
% 9.61/2.18  thf('21', plain,
% 9.61/2.18      (~ (![X0 : $i]: ( (c2_1 @ X0) |  (c0_1 @ X0) |  (c3_1 @ X0))) | 
% 9.61/2.18       ( (c0_1 @ a500)) | ( (c2_1 @ a500)) | ( (c3_1 @ a500))),
% 9.61/2.18      inference('split', [status(esa)], [zip_derived_cl1255])).
% 9.61/2.18  thf(zip_derived_cl673, plain,
% 9.61/2.18      ((![X0 : $i]: (~ (c1_1 @ X0) |  (c0_1 @ X0) |  (c3_1 @ X0)))
% 9.61/2.18         <= ((![X0 : $i]: (~ (c1_1 @ X0) |  (c0_1 @ X0) |  (c3_1 @ X0))))),
% 9.61/2.18      inference('split', [status(esa)], [zip_derived_cl183])).
% 9.61/2.18  thf(clause107, conjecture, (~( ( ~( hskp19 ) ) | ( ~( c3_1 @ a500 ) ) ))).
% 9.61/2.18  thf(zf_stmt_24, negated_conjecture, (( ~( hskp19 ) ) | ( ~( c3_1 @ a500 ) )),
% 9.61/2.18    inference('cnf.neg', [status(esa)], [clause107])).
% 9.61/2.18  thf(zip_derived_cl106, plain, ((~ (hskp19) | ~ (c3_1 @ a500))),
% 9.61/2.18      inference('cnf', [status(esa)], [zf_stmt_24])).
% 9.61/2.18  thf(zip_derived_cl431, plain, ((~ (c3_1 @ a500)) <= (~ ( (c3_1 @ a500)))),
% 9.61/2.18      inference('split', [status(esa)], [zip_derived_cl106])).
% 9.61/2.18  thf(zip_derived_cl2195, plain,
% 9.61/2.18      ((( (c0_1 @ a500) | ~ (c1_1 @ a500)))
% 9.61/2.18         <= (~ ( (c3_1 @ a500)) & 
% 9.61/2.18             (![X0 : $i]: (~ (c1_1 @ X0) |  (c0_1 @ X0) |  (c3_1 @ X0))))),
% 9.61/2.18      inference('s_sup-', [status(thm)], [zip_derived_cl673, zip_derived_cl431])).
% 9.61/2.18  thf('22', plain,
% 9.61/2.18      (( (c0_1 @ a500)) | ( (c3_1 @ a500)) | 
% 9.61/2.18       ~ (![X0 : $i]: (~ (c1_1 @ X0) |  (c0_1 @ X0) |  (c3_1 @ X0))) | 
% 9.61/2.18       ~ ( (c1_1 @ a500))),
% 9.61/2.18      inference('split', [status(esa)], [zip_derived_cl2195])).
% 9.61/2.18  thf(clause143, conjecture,
% 9.61/2.18    (~( ( hskp0 ) | ( hskp29 ) | ( c2_1 @ U ) | ( c0_1 @ U ) | 
% 9.61/2.18        ( ~( ndr1_0 ) ) | ( ~( c1_1 @ U ) ) ))).
% 9.61/2.18  thf(zf_stmt_25, negated_conjecture,
% 9.61/2.18    (( hskp0 ) | ( hskp29 ) | ( c2_1 @ U ) | ( c0_1 @ U ) | ( ~( ndr1_0 ) ) | 
% 9.61/2.18     ( ~( c1_1 @ U ) )),
% 9.61/2.18    inference('cnf.neg', [status(esa)], [clause143])).
% 9.61/2.18  thf(zip_derived_cl142, plain,
% 9.61/2.18      (![X0 : $i]:
% 9.61/2.18         ( (hskp0)
% 9.61/2.18          |  (hskp29)
% 9.61/2.18          |  (c2_1 @ X0)
% 9.61/2.18          |  (c0_1 @ X0)
% 9.61/2.18          | ~ (ndr1_0)
% 9.61/2.18          | ~ (c1_1 @ X0))),
% 9.61/2.18      inference('cnf', [status(esa)], [zf_stmt_25])).
% 9.61/2.18  thf(zip_derived_cl509, plain,
% 9.61/2.18      ((![X0 : $i]: ( (c2_1 @ X0) | ~ (c1_1 @ X0) |  (c0_1 @ X0)))
% 9.61/2.18         <= ((![X0 : $i]: ( (c2_1 @ X0) | ~ (c1_1 @ X0) |  (c0_1 @ X0))))),
% 9.61/2.18      inference('split', [status(esa)], [zip_derived_cl142])).
% 9.61/2.18  thf(zip_derived_cl429, plain, ((~ (c2_1 @ a500)) <= (~ ( (c2_1 @ a500)))),
% 9.61/2.18      inference('split', [status(esa)], [zip_derived_cl105])).
% 9.61/2.18  thf(zip_derived_cl1360, plain,
% 9.61/2.18      ((( (c0_1 @ a500) | ~ (c1_1 @ a500)))
% 9.61/2.18         <= (~ ( (c2_1 @ a500)) & 
% 9.61/2.18             (![X0 : $i]: ( (c2_1 @ X0) | ~ (c1_1 @ X0) |  (c0_1 @ X0))))),
% 9.61/2.18      inference('s_sup-', [status(thm)], [zip_derived_cl509, zip_derived_cl429])).
% 9.61/2.18  thf('23', plain,
% 9.61/2.18      (~ (![X0 : $i]: ( (c2_1 @ X0) | ~ (c1_1 @ X0) |  (c0_1 @ X0))) | 
% 9.61/2.18       ( (c0_1 @ a500)) | ( (c2_1 @ a500)) | ~ ( (c1_1 @ a500))),
% 9.61/2.18      inference('split', [status(esa)], [zip_derived_cl1360])).
% 9.61/2.18  thf(clause181, conjecture,
% 9.61/2.18    (~( ( hskp0 ) | ( c3_1 @ V ) | ( c2_1 @ V ) | ( c3_1 @ U ) | 
% 9.61/2.18        ( c2_1 @ U ) | ( ~( c0_1 @ V ) ) | ( ~( ndr1_0 ) ) | ( ~( c1_1 @ U ) ) ))).
% 9.61/2.18  thf(zf_stmt_26, negated_conjecture,
% 9.61/2.18    (( hskp0 ) | ( c3_1 @ V ) | ( c2_1 @ V ) | ( c3_1 @ U ) | ( c2_1 @ U ) | 
% 9.61/2.18     ( ~( c0_1 @ V ) ) | ( ~( ndr1_0 ) ) | ( ~( c1_1 @ U ) )),
% 9.61/2.18    inference('cnf.neg', [status(esa)], [clause181])).
% 9.61/2.18  thf(zip_derived_cl180, plain,
% 9.61/2.18      (![X0 : $i, X1 : $i]:
% 9.61/2.18         ( (hskp0)
% 9.61/2.18          |  (c3_1 @ X0)
% 9.61/2.18          |  (c2_1 @ X0)
% 9.61/2.18          |  (c3_1 @ X1)
% 9.61/2.18          |  (c2_1 @ X1)
% 9.61/2.18          | ~ (c0_1 @ X0)
% 9.61/2.18          | ~ (ndr1_0)
% 9.61/2.18          | ~ (c1_1 @ X1))),
% 9.61/2.18      inference('cnf', [status(esa)], [zf_stmt_26])).
% 9.61/2.18  thf(zip_derived_cl661, plain,
% 9.61/2.18      ((![X0 : $i]: ( (c2_1 @ X0) | ~ (c0_1 @ X0) |  (c3_1 @ X0)))
% 9.61/2.18         <= ((![X0 : $i]: ( (c2_1 @ X0) | ~ (c0_1 @ X0) |  (c3_1 @ X0))))),
% 9.61/2.18      inference('split', [status(esa)], [zip_derived_cl180])).
% 9.61/2.18  thf(zip_derived_cl429, plain, ((~ (c2_1 @ a500)) <= (~ ( (c2_1 @ a500)))),
% 9.61/2.18      inference('split', [status(esa)], [zip_derived_cl105])).
% 9.61/2.18  thf(zip_derived_cl2163, plain,
% 9.61/2.18      ((( (c3_1 @ a500) | ~ (c0_1 @ a500)))
% 9.61/2.18         <= (~ ( (c2_1 @ a500)) & 
% 9.61/2.18             (![X0 : $i]: ( (c2_1 @ X0) | ~ (c0_1 @ X0) |  (c3_1 @ X0))))),
% 9.61/2.18      inference('s_sup-', [status(thm)], [zip_derived_cl661, zip_derived_cl429])).
% 9.61/2.18  thf('24', plain,
% 9.61/2.18      (~ ( (c0_1 @ a500)) | 
% 9.61/2.18       ~ (![X0 : $i]: ( (c2_1 @ X0) | ~ (c0_1 @ X0) |  (c3_1 @ X0))) | 
% 9.61/2.18       ( (c3_1 @ a500)) | ( (c2_1 @ a500))),
% 9.61/2.18      inference('split', [status(esa)], [zip_derived_cl2163])).
% 9.61/2.18  thf(zip_derived_cl557, plain,
% 9.61/2.18      ((![X0 : $i]: (~ (c2_1 @ X0) | ~ (c1_1 @ X0) |  (c0_1 @ X0)))
% 9.61/2.18         <= ((![X0 : $i]: (~ (c2_1 @ X0) | ~ (c1_1 @ X0) |  (c0_1 @ X0))))),
% 9.61/2.18      inference('split', [status(esa)], [zip_derived_cl154])).
% 9.61/2.18  thf(clause68, conjecture, (~( ( c2_1 @ a493 ) | ( ~( hskp17 ) ) ))).
% 9.61/2.18  thf(zf_stmt_27, negated_conjecture, (( c2_1 @ a493 ) | ( ~( hskp17 ) )),
% 9.61/2.18    inference('cnf.neg', [status(esa)], [clause68])).
% 9.61/2.18  thf(zip_derived_cl67, plain, (( (c2_1 @ a493) | ~ (hskp17))),
% 9.61/2.18      inference('cnf', [status(esa)], [zf_stmt_27])).
% 9.61/2.18  thf(zip_derived_cl353, plain, (( (c2_1 @ a493)) <= (( (c2_1 @ a493)))),
% 9.61/2.18      inference('split', [status(esa)], [zip_derived_cl67])).
% 9.61/2.18  thf(zip_derived_cl1067, plain,
% 9.61/2.18      ((( (c0_1 @ a493) | ~ (c1_1 @ a493)))
% 9.61/2.18         <= (( (c2_1 @ a493)) & 
% 9.61/2.18             (![X0 : $i]: (~ (c2_1 @ X0) | ~ (c1_1 @ X0) |  (c0_1 @ X0))))),
% 9.61/2.18      inference('s_sup+', [status(thm)], [zip_derived_cl557, zip_derived_cl353])).
% 9.61/2.18  thf('25', plain,
% 9.61/2.18      (~ ( (c1_1 @ a493)) | ( (c0_1 @ a493)) | 
% 9.61/2.18       ~ (![X0 : $i]: (~ (c2_1 @ X0) | ~ (c1_1 @ X0) |  (c0_1 @ X0))) | 
% 9.61/2.18       ~ ( (c2_1 @ a493))),
% 9.61/2.18      inference('split', [status(esa)], [zip_derived_cl1067])).
% 9.61/2.18  thf(clause148, conjecture,
% 9.61/2.18    (~( ( hskp9 ) | ( hskp17 ) | ( c2_1 @ U ) | ( c1_1 @ U ) | 
% 9.61/2.18        ( ~( ndr1_0 ) ) | ( ~( c0_1 @ U ) ) ))).
% 9.61/2.18  thf(zf_stmt_28, negated_conjecture,
% 9.61/2.18    (( hskp9 ) | ( hskp17 ) | ( c2_1 @ U ) | ( c1_1 @ U ) | ( ~( ndr1_0 ) ) | 
% 9.61/2.18     ( ~( c0_1 @ U ) )),
% 9.61/2.18    inference('cnf.neg', [status(esa)], [clause148])).
% 9.61/2.18  thf(zip_derived_cl147, plain,
% 9.61/2.18      (![X0 : $i]:
% 9.61/2.18         ( (hskp9)
% 9.61/2.18          |  (hskp17)
% 9.61/2.18          |  (c2_1 @ X0)
% 9.61/2.18          |  (c1_1 @ X0)
% 9.61/2.18          | ~ (ndr1_0)
% 9.61/2.18          | ~ (c0_1 @ X0))),
% 9.61/2.18      inference('cnf', [status(esa)], [zf_stmt_28])).
% 9.61/2.18  thf('26', plain,
% 9.61/2.18      (( (hskp17)) | ( (hskp9)) | ~ ( (ndr1_0)) | 
% 9.61/2.18       (![X0 : $i]: ( (c2_1 @ X0) |  (c1_1 @ X0) | ~ (c0_1 @ X0)))),
% 9.61/2.18      inference('split', [status(esa)], [zip_derived_cl147])).
% 9.61/2.18  thf(clause80, conjecture, (~( ( c2_1 @ a477 ) | ( ~( hskp9 ) ) ))).
% 9.61/2.18  thf(zf_stmt_29, negated_conjecture, (( c2_1 @ a477 ) | ( ~( hskp9 ) )),
% 9.61/2.18    inference('cnf.neg', [status(esa)], [clause80])).
% 9.61/2.18  thf(zip_derived_cl79, plain, (( (c2_1 @ a477) | ~ (hskp9))),
% 9.61/2.18      inference('cnf', [status(esa)], [zf_stmt_29])).
% 9.61/2.18  thf('27', plain, (( (c2_1 @ a477)) | ~ ( (hskp9))),
% 9.61/2.18      inference('split', [status(esa)], [zip_derived_cl79])).
% 9.61/2.18  thf(clause81, conjecture, (~( ( c3_1 @ a477 ) | ( ~( hskp9 ) ) ))).
% 9.61/2.18  thf(zf_stmt_30, negated_conjecture, (( c3_1 @ a477 ) | ( ~( hskp9 ) )),
% 9.61/2.18    inference('cnf.neg', [status(esa)], [clause81])).
% 9.61/2.18  thf(zip_derived_cl80, plain, (( (c3_1 @ a477) | ~ (hskp9))),
% 9.61/2.18      inference('cnf', [status(esa)], [zf_stmt_30])).
% 9.61/2.18  thf('28', plain, (( (c3_1 @ a477)) | ~ ( (hskp9))),
% 9.61/2.18      inference('split', [status(esa)], [zip_derived_cl80])).
% 9.61/2.18  thf(clause122, conjecture, (~( ( ~( hskp9 ) ) | ( ~( c1_1 @ a477 ) ) ))).
% 9.61/2.18  thf(zf_stmt_31, negated_conjecture, (( ~( hskp9 ) ) | ( ~( c1_1 @ a477 ) )),
% 9.61/2.18    inference('cnf.neg', [status(esa)], [clause122])).
% 9.61/2.18  thf(zip_derived_cl121, plain, ((~ (hskp9) | ~ (c1_1 @ a477))),
% 9.61/2.18      inference('cnf', [status(esa)], [zf_stmt_31])).
% 9.61/2.18  thf('29', plain, (~ ( (c1_1 @ a477)) | ~ ( (hskp9))),
% 9.61/2.18      inference('split', [status(esa)], [zip_derived_cl121])).
% 9.61/2.18  thf(clause180, conjecture,
% 9.61/2.18    (~( ( hskp2 ) | ( c3_1 @ V ) | ( c2_1 @ V ) | ( c1_1 @ V ) | 
% 9.61/2.18        ( c1_1 @ U ) | ( ~( ndr1_0 ) ) | ( ~( c3_1 @ U ) ) | ( ~( c2_1 @ U ) ) ))).
% 9.61/2.18  thf(zf_stmt_32, negated_conjecture,
% 9.61/2.18    (( hskp2 ) | ( c3_1 @ V ) | ( c2_1 @ V ) | ( c1_1 @ V ) | ( c1_1 @ U ) | 
% 9.61/2.18     ( ~( ndr1_0 ) ) | ( ~( c3_1 @ U ) ) | ( ~( c2_1 @ U ) )),
% 9.61/2.18    inference('cnf.neg', [status(esa)], [clause180])).
% 9.61/2.18  thf(zip_derived_cl179, plain,
% 9.61/2.18      (![X0 : $i, X1 : $i]:
% 9.61/2.18         ( (hskp2)
% 9.61/2.18          |  (c3_1 @ X0)
% 9.61/2.18          |  (c2_1 @ X0)
% 9.61/2.18          |  (c1_1 @ X0)
% 9.61/2.18          |  (c1_1 @ X1)
% 9.61/2.18          | ~ (ndr1_0)
% 9.61/2.18          | ~ (c3_1 @ X1)
% 9.61/2.18          | ~ (c2_1 @ X1))),
% 9.61/2.18      inference('cnf', [status(esa)], [zf_stmt_32])).
% 9.61/2.18  thf(zip_derived_cl656, plain,
% 9.61/2.18      ((![X1 : $i]: (~ (c2_1 @ X1) |  (c1_1 @ X1) | ~ (c3_1 @ X1)))
% 9.61/2.18         <= ((![X1 : $i]: (~ (c2_1 @ X1) |  (c1_1 @ X1) | ~ (c3_1 @ X1))))),
% 9.61/2.18      inference('split', [status(esa)], [zip_derived_cl179])).
% 9.61/2.18  thf(zip_derived_cl377, plain, (( (c2_1 @ a477)) <= (( (c2_1 @ a477)))),
% 9.61/2.18      inference('split', [status(esa)], [zip_derived_cl79])).
% 9.61/2.18  thf(zip_derived_cl1217, plain,
% 9.61/2.18      (((~ (c3_1 @ a477) |  (c1_1 @ a477)))
% 9.61/2.18         <= (( (c2_1 @ a477)) & 
% 9.61/2.18             (![X1 : $i]: (~ (c2_1 @ X1) |  (c1_1 @ X1) | ~ (c3_1 @ X1))))),
% 9.61/2.18      inference('s_sup+', [status(thm)], [zip_derived_cl656, zip_derived_cl377])).
% 9.61/2.18  thf('30', plain,
% 9.61/2.18      (~ ( (c2_1 @ a477)) | ~ ( (c3_1 @ a477)) | 
% 9.61/2.18       ~ (![X1 : $i]: (~ (c2_1 @ X1) |  (c1_1 @ X1) | ~ (c3_1 @ X1))) | 
% 9.61/2.18       ( (c1_1 @ a477))),
% 9.61/2.18      inference('split', [status(esa)], [zip_derived_cl1217])).
% 9.61/2.18  thf(zip_derived_cl656, plain,
% 9.61/2.18      ((![X1 : $i]: (~ (c2_1 @ X1) |  (c1_1 @ X1) | ~ (c3_1 @ X1)))
% 9.61/2.18         <= ((![X1 : $i]: (~ (c2_1 @ X1) |  (c1_1 @ X1) | ~ (c3_1 @ X1))))),
% 9.61/2.18      inference('split', [status(esa)], [zip_derived_cl179])).
% 9.61/2.18  thf(zip_derived_cl353, plain, (( (c2_1 @ a493)) <= (( (c2_1 @ a493)))),
% 9.61/2.18      inference('split', [status(esa)], [zip_derived_cl67])).
% 9.61/2.18  thf(zip_derived_cl1213, plain,
% 9.61/2.18      (((~ (c3_1 @ a493) |  (c1_1 @ a493)))
% 9.61/2.18         <= (( (c2_1 @ a493)) & 
% 9.61/2.18             (![X1 : $i]: (~ (c2_1 @ X1) |  (c1_1 @ X1) | ~ (c3_1 @ X1))))),
% 9.61/2.18      inference('s_sup+', [status(thm)], [zip_derived_cl656, zip_derived_cl353])).
% 9.61/2.18  thf('31', plain,
% 9.61/2.18      (~ (![X1 : $i]: (~ (c2_1 @ X1) |  (c1_1 @ X1) | ~ (c3_1 @ X1))) | 
% 9.61/2.18       ~ ( (c2_1 @ a493)) | ~ ( (c3_1 @ a493)) | ( (c1_1 @ a493))),
% 9.61/2.18      inference('split', [status(esa)], [zip_derived_cl1213])).
% 9.61/2.18  thf(clause164, conjecture,
% 9.61/2.18    (~( ( hskp10 ) | ( hskp14 ) | ( ~( ndr1_0 ) ) | ( ~( c2_1 @ U ) ) | 
% 9.61/2.18        ( ~( c1_1 @ U ) ) | ( ~( c0_1 @ U ) ) ))).
% 9.61/2.18  thf(zf_stmt_33, negated_conjecture,
% 9.61/2.18    (( hskp10 ) | ( hskp14 ) | ( ~( ndr1_0 ) ) | ( ~( c2_1 @ U ) ) | 
% 9.61/2.18     ( ~( c1_1 @ U ) ) | ( ~( c0_1 @ U ) )),
% 9.61/2.18    inference('cnf.neg', [status(esa)], [clause164])).
% 9.61/2.18  thf(zip_derived_cl163, plain,
% 9.61/2.18      (![X0 : $i]:
% 9.61/2.18         ( (hskp10)
% 9.61/2.18          |  (hskp14)
% 9.61/2.18          | ~ (ndr1_0)
% 9.61/2.18          | ~ (c2_1 @ X0)
% 9.61/2.18          | ~ (c1_1 @ X0)
% 9.61/2.18          | ~ (c0_1 @ X0))),
% 9.61/2.18      inference('cnf', [status(esa)], [zf_stmt_33])).
% 9.61/2.18  thf('32', plain,
% 9.61/2.18      ((![X0 : $i]: (~ (c2_1 @ X0) | ~ (c1_1 @ X0) | ~ (c0_1 @ X0))) | 
% 9.61/2.18       ( (hskp10)) | ( (hskp14)) | ~ ( (ndr1_0))),
% 9.61/2.18      inference('split', [status(esa)], [zip_derived_cl163])).
% 9.61/2.18  thf(clause149, conjecture,
% 9.61/2.18    (~( ( hskp1 ) | ( hskp18 ) | ( c3_1 @ U ) | ( c1_1 @ U ) | 
% 9.61/2.18        ( ~( ndr1_0 ) ) | ( ~( c0_1 @ U ) ) ))).
% 9.61/2.18  thf(zf_stmt_34, negated_conjecture,
% 9.61/2.18    (( hskp1 ) | ( hskp18 ) | ( c3_1 @ U ) | ( c1_1 @ U ) | ( ~( ndr1_0 ) ) | 
% 9.61/2.18     ( ~( c0_1 @ U ) )),
% 9.61/2.18    inference('cnf.neg', [status(esa)], [clause149])).
% 9.61/2.18  thf(zip_derived_cl148, plain,
% 9.61/2.18      (![X0 : $i]:
% 9.61/2.18         ( (hskp1)
% 9.61/2.18          |  (hskp18)
% 9.61/2.18          |  (c3_1 @ X0)
% 9.61/2.18          |  (c1_1 @ X0)
% 9.61/2.18          | ~ (ndr1_0)
% 9.61/2.18          | ~ (c0_1 @ X0))),
% 9.61/2.18      inference('cnf', [status(esa)], [zf_stmt_34])).
% 9.61/2.18  thf(zip_derived_cl533, plain,
% 9.61/2.18      ((![X0 : $i]: ( (c1_1 @ X0) | ~ (c0_1 @ X0) |  (c3_1 @ X0)))
% 9.61/2.18         <= ((![X0 : $i]: ( (c1_1 @ X0) | ~ (c0_1 @ X0) |  (c3_1 @ X0))))),
% 9.61/2.18      inference('split', [status(esa)], [zip_derived_cl148])).
% 9.61/2.18  thf(clause109, conjecture, (~( ( ~( hskp18 ) ) | ( ~( c3_1 @ a494 ) ) ))).
% 9.61/2.18  thf(zf_stmt_35, negated_conjecture, (( ~( hskp18 ) ) | ( ~( c3_1 @ a494 ) )),
% 9.61/2.18    inference('cnf.neg', [status(esa)], [clause109])).
% 9.61/2.18  thf(zip_derived_cl108, plain, ((~ (hskp18) | ~ (c3_1 @ a494))),
% 9.61/2.18      inference('cnf', [status(esa)], [zf_stmt_35])).
% 9.61/2.18  thf(zip_derived_cl435, plain, ((~ (c3_1 @ a494)) <= (~ ( (c3_1 @ a494)))),
% 9.61/2.18      inference('split', [status(esa)], [zip_derived_cl108])).
% 9.61/2.18  thf(zip_derived_cl1832, plain,
% 9.61/2.18      (((~ (c0_1 @ a494) |  (c1_1 @ a494)))
% 9.61/2.18         <= (~ ( (c3_1 @ a494)) & 
% 9.61/2.18             (![X0 : $i]: ( (c1_1 @ X0) | ~ (c0_1 @ X0) |  (c3_1 @ X0))))),
% 9.61/2.18      inference('s_sup-', [status(thm)], [zip_derived_cl533, zip_derived_cl435])).
% 9.61/2.18  thf('33', plain,
% 9.61/2.18      (( (c1_1 @ a494)) | ( (c3_1 @ a494)) | 
% 9.61/2.18       ~ (![X0 : $i]: ( (c1_1 @ X0) | ~ (c0_1 @ X0) |  (c3_1 @ X0))) | 
% 9.61/2.18       ~ ( (c0_1 @ a494))),
% 9.61/2.18      inference('split', [status(esa)], [zip_derived_cl1832])).
% 9.61/2.18  thf('34', plain,
% 9.61/2.18      (( (hskp18)) | ( (hskp19)) | 
% 9.61/2.18       (![X0 : $i]: ( (c2_1 @ X0) |  (c1_1 @ X0) | ~ (c0_1 @ X0))) | 
% 9.61/2.18       ~ ( (ndr1_0))),
% 9.61/2.18      inference('split', [status(esa)], [zip_derived_cl146])).
% 9.61/2.18  thf(clause66, conjecture, (~( ( c1_1 @ a500 ) | ( ~( hskp19 ) ) ))).
% 9.61/2.18  thf(zf_stmt_36, negated_conjecture, (( c1_1 @ a500 ) | ( ~( hskp19 ) )),
% 9.61/2.18    inference('cnf.neg', [status(esa)], [clause66])).
% 9.61/2.18  thf(zip_derived_cl65, plain, (( (c1_1 @ a500) | ~ (hskp19))),
% 9.61/2.18      inference('cnf', [status(esa)], [zf_stmt_36])).
% 9.61/2.18  thf('35', plain, (( (c1_1 @ a500)) | ~ ( (hskp19))),
% 9.61/2.18      inference('split', [status(esa)], [zip_derived_cl65])).
% 9.61/2.18  thf('36', plain, (~ ( (c2_1 @ a500)) | ~ ( (hskp19))),
% 9.61/2.18      inference('split', [status(esa)], [zip_derived_cl105])).
% 9.61/2.18  thf('37', plain, (~ ( (c3_1 @ a500)) | ~ ( (hskp19))),
% 9.61/2.18      inference('split', [status(esa)], [zip_derived_cl106])).
% 9.61/2.18  thf(clause152, conjecture,
% 9.61/2.18    (~( ( hskp9 ) | ( hskp11 ) | ( c3_1 @ U ) | ( c2_1 @ U ) | 
% 9.61/2.18        ( ~( ndr1_0 ) ) | ( ~( c1_1 @ U ) ) ))).
% 9.61/2.18  thf(zf_stmt_37, negated_conjecture,
% 9.61/2.18    (( hskp9 ) | ( hskp11 ) | ( c3_1 @ U ) | ( c2_1 @ U ) | ( ~( ndr1_0 ) ) | 
% 9.61/2.18     ( ~( c1_1 @ U ) )),
% 9.61/2.18    inference('cnf.neg', [status(esa)], [clause152])).
% 9.61/2.18  thf(zip_derived_cl151, plain,
% 9.61/2.18      (![X0 : $i]:
% 9.61/2.18         ( (hskp9)
% 9.61/2.18          |  (hskp11)
% 9.61/2.18          |  (c3_1 @ X0)
% 9.61/2.18          |  (c2_1 @ X0)
% 9.61/2.18          | ~ (ndr1_0)
% 9.61/2.18          | ~ (c1_1 @ X0))),
% 9.61/2.18      inference('cnf', [status(esa)], [zf_stmt_37])).
% 9.61/2.18  thf(zip_derived_cl545, plain,
% 9.61/2.18      ((![X0 : $i]: ( (c2_1 @ X0) | ~ (c1_1 @ X0) |  (c3_1 @ X0)))
% 9.61/2.18         <= ((![X0 : $i]: ( (c2_1 @ X0) | ~ (c1_1 @ X0) |  (c3_1 @ X0))))),
% 9.61/2.18      inference('split', [status(esa)], [zip_derived_cl151])).
% 9.61/2.18  thf(zip_derived_cl429, plain, ((~ (c2_1 @ a500)) <= (~ ( (c2_1 @ a500)))),
% 9.61/2.18      inference('split', [status(esa)], [zip_derived_cl105])).
% 9.61/2.18  thf(zip_derived_cl1962, plain,
% 9.61/2.18      ((( (c3_1 @ a500) | ~ (c1_1 @ a500)))
% 9.61/2.18         <= (~ ( (c2_1 @ a500)) & 
% 9.61/2.18             (![X0 : $i]: ( (c2_1 @ X0) | ~ (c1_1 @ X0) |  (c3_1 @ X0))))),
% 9.61/2.18      inference('s_sup-', [status(thm)], [zip_derived_cl545, zip_derived_cl429])).
% 9.61/2.18  thf('38', plain,
% 9.61/2.18      (( (c2_1 @ a500)) | ( (c3_1 @ a500)) | 
% 9.61/2.18       ~ (![X0 : $i]: ( (c2_1 @ X0) | ~ (c1_1 @ X0) |  (c3_1 @ X0))) | 
% 9.61/2.18       ~ ( (c1_1 @ a500))),
% 9.61/2.18      inference('split', [status(esa)], [zip_derived_cl1962])).
% 9.61/2.18  thf(clause153, conjecture,
% 9.61/2.18    (~( ( hskp22 ) | ( hskp20 ) | ( c3_1 @ U ) | ( c2_1 @ U ) | 
% 9.61/2.18        ( ~( ndr1_0 ) ) | ( ~( c1_1 @ U ) ) ))).
% 9.61/2.18  thf(zf_stmt_38, negated_conjecture,
% 9.61/2.18    (( hskp22 ) | ( hskp20 ) | ( c3_1 @ U ) | ( c2_1 @ U ) | ( ~( ndr1_0 ) ) | 
% 9.61/2.18     ( ~( c1_1 @ U ) )),
% 9.61/2.18    inference('cnf.neg', [status(esa)], [clause153])).
% 9.61/2.18  thf(zip_derived_cl152, plain,
% 9.61/2.18      (![X0 : $i]:
% 9.61/2.18         ( (hskp22)
% 9.61/2.18          |  (hskp20)
% 9.61/2.18          |  (c3_1 @ X0)
% 9.61/2.18          |  (c2_1 @ X0)
% 9.61/2.18          | ~ (ndr1_0)
% 9.61/2.18          | ~ (c1_1 @ X0))),
% 9.61/2.18      inference('cnf', [status(esa)], [zf_stmt_38])).
% 9.61/2.18  thf('39', plain,
% 9.61/2.18      ((![X0 : $i]: ( (c2_1 @ X0) | ~ (c1_1 @ X0) |  (c3_1 @ X0))) | 
% 9.61/2.18       ( (hskp22)) | ( (hskp20)) | ~ ( (ndr1_0))),
% 9.61/2.18      inference('split', [status(esa)], [zip_derived_cl152])).
% 9.61/2.18  thf(zip_derived_cl673, plain,
% 9.61/2.18      ((![X0 : $i]: (~ (c1_1 @ X0) |  (c0_1 @ X0) |  (c3_1 @ X0)))
% 9.61/2.18         <= ((![X0 : $i]: (~ (c1_1 @ X0) |  (c0_1 @ X0) |  (c3_1 @ X0))))),
% 9.61/2.18      inference('split', [status(esa)], [zip_derived_cl183])).
% 9.61/2.18  thf(clause159, conjecture,
% 9.61/2.18    (~( ( hskp17 ) | ( hskp5 ) | ( c2_1 @ U ) | ( ~( ndr1_0 ) ) | 
% 9.61/2.18        ( ~( c3_1 @ U ) ) | ( ~( c0_1 @ U ) ) ))).
% 9.61/2.18  thf(zf_stmt_39, negated_conjecture,
% 9.61/2.18    (( hskp17 ) | ( hskp5 ) | ( c2_1 @ U ) | ( ~( ndr1_0 ) ) | 
% 9.61/2.18     ( ~( c3_1 @ U ) ) | ( ~( c0_1 @ U ) )),
% 9.61/2.18    inference('cnf.neg', [status(esa)], [clause159])).
% 9.61/2.18  thf(zip_derived_cl158, plain,
% 9.61/2.18      (![X0 : $i]:
% 9.61/2.18         ( (hskp17)
% 9.61/2.18          |  (hskp5)
% 9.61/2.18          |  (c2_1 @ X0)
% 9.61/2.18          | ~ (ndr1_0)
% 9.61/2.18          | ~ (c3_1 @ X0)
% 9.61/2.18          | ~ (c0_1 @ X0))),
% 9.61/2.18      inference('cnf', [status(esa)], [zf_stmt_39])).
% 9.61/2.18  thf(zip_derived_cl573, plain,
% 9.61/2.18      ((![X0 : $i]: ( (c2_1 @ X0) | ~ (c0_1 @ X0) | ~ (c3_1 @ X0)))
% 9.61/2.18         <= ((![X0 : $i]: ( (c2_1 @ X0) | ~ (c0_1 @ X0) | ~ (c3_1 @ X0))))),
% 9.61/2.18      inference('split', [status(esa)], [zip_derived_cl158])).
% 9.61/2.18  thf(clause102, conjecture, (~( ( ~( hskp22 ) ) | ( ~( c2_1 @ a519 ) ) ))).
% 9.61/2.18  thf(zf_stmt_40, negated_conjecture, (( ~( hskp22 ) ) | ( ~( c2_1 @ a519 ) )),
% 9.61/2.18    inference('cnf.neg', [status(esa)], [clause102])).
% 9.61/2.18  thf(zip_derived_cl101, plain, ((~ (hskp22) | ~ (c2_1 @ a519))),
% 9.61/2.18      inference('cnf', [status(esa)], [zf_stmt_40])).
% 9.61/2.18  thf(zip_derived_cl421, plain, ((~ (c2_1 @ a519)) <= (~ ( (c2_1 @ a519)))),
% 9.61/2.18      inference('split', [status(esa)], [zip_derived_cl101])).
% 9.61/2.18  thf(zip_derived_cl1522, plain,
% 9.61/2.18      (((~ (c3_1 @ a519) | ~ (c0_1 @ a519)))
% 9.61/2.18         <= (~ ( (c2_1 @ a519)) & 
% 9.61/2.18             (![X0 : $i]: ( (c2_1 @ X0) | ~ (c0_1 @ X0) | ~ (c3_1 @ X0))))),
% 9.61/2.18      inference('s_sup-', [status(thm)], [zip_derived_cl573, zip_derived_cl421])).
% 9.61/2.18  thf(zip_derived_cl1631, plain, ((~ (c3_1 @ a519)) <= (~ ( (c3_1 @ a519)))),
% 9.61/2.18      inference('split', [status(esa)], [zip_derived_cl1522])).
% 9.61/2.18  thf(zip_derived_cl2192, plain,
% 9.61/2.18      ((( (c0_1 @ a519) | ~ (c1_1 @ a519)))
% 9.61/2.18         <= (~ ( (c3_1 @ a519)) & 
% 9.61/2.18             (![X0 : $i]: (~ (c1_1 @ X0) |  (c0_1 @ X0) |  (c3_1 @ X0))))),
% 9.61/2.18      inference('s_sup-', [status(thm)],
% 9.61/2.18                [zip_derived_cl673, zip_derived_cl1631])).
% 9.61/2.18  thf('40', plain,
% 9.61/2.18      (( (c3_1 @ a519)) | ( (c0_1 @ a519)) | 
% 9.61/2.18       ~ (![X0 : $i]: (~ (c1_1 @ X0) |  (c0_1 @ X0) |  (c3_1 @ X0))) | 
% 9.61/2.18       ~ ( (c1_1 @ a519))),
% 9.61/2.18      inference('split', [status(esa)], [zip_derived_cl2192])).
% 9.61/2.18  thf(zip_derived_cl505, plain,
% 9.61/2.18      ((![X0 : $i]: ( (c2_1 @ X0) |  (c0_1 @ X0) |  (c3_1 @ X0)))
% 9.61/2.18         <= ((![X0 : $i]: ( (c2_1 @ X0) |  (c0_1 @ X0) |  (c3_1 @ X0))))),
% 9.61/2.18      inference('split', [status(esa)], [zip_derived_cl141])).
% 9.61/2.18  thf(zip_derived_cl421, plain, ((~ (c2_1 @ a519)) <= (~ ( (c2_1 @ a519)))),
% 9.61/2.18      inference('split', [status(esa)], [zip_derived_cl101])).
% 9.61/2.18  thf(zip_derived_cl1254, plain,
% 9.61/2.18      ((( (c3_1 @ a519) |  (c0_1 @ a519)))
% 9.61/2.18         <= (~ ( (c2_1 @ a519)) & 
% 9.61/2.18             (![X0 : $i]: ( (c2_1 @ X0) |  (c0_1 @ X0) |  (c3_1 @ X0))))),
% 9.61/2.18      inference('s_sup-', [status(thm)], [zip_derived_cl505, zip_derived_cl421])).
% 9.61/2.18  thf('41', plain,
% 9.61/2.18      (~ (![X0 : $i]: ( (c2_1 @ X0) |  (c0_1 @ X0) |  (c3_1 @ X0))) | 
% 9.61/2.18       ( (c0_1 @ a519)) | ( (c2_1 @ a519)) | ( (c3_1 @ a519))),
% 9.61/2.18      inference('split', [status(esa)], [zip_derived_cl1254])).
% 9.61/2.18  thf(zip_derived_cl513, plain,
% 9.61/2.18      ((![X0 : $i]: ( (c2_1 @ X0) |  (c0_1 @ X0) | ~ (c3_1 @ X0)))
% 9.61/2.18         <= ((![X0 : $i]: ( (c2_1 @ X0) |  (c0_1 @ X0) | ~ (c3_1 @ X0))))),
% 9.61/2.18      inference('split', [status(esa)], [zip_derived_cl143])).
% 9.61/2.18  thf(zip_derived_cl421, plain, ((~ (c2_1 @ a519)) <= (~ ( (c2_1 @ a519)))),
% 9.61/2.18      inference('split', [status(esa)], [zip_derived_cl101])).
% 9.61/2.18  thf(zip_derived_cl1415, plain,
% 9.61/2.18      (((~ (c3_1 @ a519) |  (c0_1 @ a519)))
% 9.61/2.18         <= (~ ( (c2_1 @ a519)) & 
% 9.61/2.18             (![X0 : $i]: ( (c2_1 @ X0) |  (c0_1 @ X0) | ~ (c3_1 @ X0))))),
% 9.61/2.18      inference('s_sup-', [status(thm)], [zip_derived_cl513, zip_derived_cl421])).
% 9.61/2.18  thf('42', plain,
% 9.61/2.18      (~ ( (c3_1 @ a519)) | ( (c2_1 @ a519)) | ( (c0_1 @ a519)) | 
% 9.61/2.18       ~ (![X0 : $i]: ( (c2_1 @ X0) |  (c0_1 @ X0) | ~ (c3_1 @ X0)))),
% 9.61/2.18      inference('split', [status(esa)], [zip_derived_cl1415])).
% 9.61/2.18  thf(zip_derived_cl509, plain,
% 9.61/2.18      ((![X0 : $i]: ( (c2_1 @ X0) | ~ (c1_1 @ X0) |  (c0_1 @ X0)))
% 9.61/2.18         <= ((![X0 : $i]: ( (c2_1 @ X0) | ~ (c1_1 @ X0) |  (c0_1 @ X0))))),
% 9.61/2.18      inference('split', [status(esa)], [zip_derived_cl142])).
% 9.61/2.18  thf(zip_derived_cl421, plain, ((~ (c2_1 @ a519)) <= (~ ( (c2_1 @ a519)))),
% 9.61/2.18      inference('split', [status(esa)], [zip_derived_cl101])).
% 9.61/2.18  thf(zip_derived_cl1359, plain,
% 9.61/2.18      ((( (c0_1 @ a519) | ~ (c1_1 @ a519)))
% 9.61/2.18         <= (~ ( (c2_1 @ a519)) & 
% 9.61/2.18             (![X0 : $i]: ( (c2_1 @ X0) | ~ (c1_1 @ X0) |  (c0_1 @ X0))))),
% 9.61/2.18      inference('s_sup-', [status(thm)], [zip_derived_cl509, zip_derived_cl421])).
% 9.61/2.18  thf('43', plain,
% 9.61/2.18      (( (c2_1 @ a519)) | ( (c0_1 @ a519)) | 
% 9.61/2.18       ~ (![X0 : $i]: ( (c2_1 @ X0) | ~ (c1_1 @ X0) |  (c0_1 @ X0))) | 
% 9.61/2.18       ~ ( (c1_1 @ a519))),
% 9.61/2.18      inference('split', [status(esa)], [zip_derived_cl1359])).
% 9.61/2.18  thf(clause62, conjecture, (~( ( c1_1 @ a519 ) | ( ~( hskp22 ) ) ))).
% 9.61/2.18  thf(zf_stmt_41, negated_conjecture, (( c1_1 @ a519 ) | ( ~( hskp22 ) )),
% 9.61/2.18    inference('cnf.neg', [status(esa)], [clause62])).
% 9.61/2.18  thf(zip_derived_cl61, plain, (( (c1_1 @ a519) | ~ (hskp22))),
% 9.61/2.18      inference('cnf', [status(esa)], [zf_stmt_41])).
% 9.61/2.18  thf('44', plain, (( (c1_1 @ a519)) | ~ ( (hskp22))),
% 9.61/2.18      inference('split', [status(esa)], [zip_derived_cl61])).
% 9.61/2.18  thf(clause101, conjecture, (~( ( ~( hskp22 ) ) | ( ~( c0_1 @ a519 ) ) ))).
% 9.61/2.18  thf(zf_stmt_42, negated_conjecture, (( ~( hskp22 ) ) | ( ~( c0_1 @ a519 ) )),
% 9.61/2.18    inference('cnf.neg', [status(esa)], [clause101])).
% 9.61/2.18  thf(zip_derived_cl100, plain, ((~ (hskp22) | ~ (c0_1 @ a519))),
% 9.61/2.18      inference('cnf', [status(esa)], [zf_stmt_42])).
% 9.61/2.18  thf('45', plain, (~ ( (hskp22)) | ~ ( (c0_1 @ a519))),
% 9.61/2.18      inference('split', [status(esa)], [zip_derived_cl100])).
% 9.61/2.18  thf('46', plain, (~ ( (hskp22)) | ~ ( (c2_1 @ a519))),
% 9.61/2.18      inference('split', [status(esa)], [zip_derived_cl101])).
% 9.61/2.18  thf(clause199, conjecture,
% 9.61/2.18    (~( ( c3_1 @ W ) | ( c2_1 @ W ) | ( c0_1 @ W ) | ( c2_1 @ V ) | 
% 9.61/2.18        ( c0_1 @ V ) | ( c3_1 @ U ) | ( c0_1 @ U ) | ( ~( c1_1 @ V ) ) | 
% 9.61/2.18        ( ~( ndr1_0 ) ) | ( ~( c1_1 @ U ) ) ))).
% 9.61/2.18  thf(zf_stmt_43, negated_conjecture,
% 9.61/2.18    (( c3_1 @ W ) | ( c2_1 @ W ) | ( c0_1 @ W ) | ( c2_1 @ V ) | 
% 9.61/2.18     ( c0_1 @ V ) | ( c3_1 @ U ) | ( c0_1 @ U ) | ( ~( c1_1 @ V ) ) | 
% 9.61/2.18     ( ~( ndr1_0 ) ) | ( ~( c1_1 @ U ) )),
% 9.61/2.18    inference('cnf.neg', [status(esa)], [clause199])).
% 9.61/2.18  thf(zip_derived_cl198, plain,
% 9.61/2.18      (![X0 : $i, X1 : $i, X2 : $i]:
% 9.61/2.18         ( (c3_1 @ X0)
% 9.61/2.18          |  (c2_1 @ X0)
% 9.61/2.18          |  (c0_1 @ X0)
% 9.61/2.18          |  (c2_1 @ X1)
% 9.61/2.18          |  (c0_1 @ X1)
% 9.61/2.18          |  (c3_1 @ X2)
% 9.61/2.18          |  (c0_1 @ X2)
% 9.61/2.18          | ~ (c1_1 @ X1)
% 9.61/2.18          | ~ (ndr1_0)
% 9.61/2.18          | ~ (c1_1 @ X2))),
% 9.61/2.18      inference('cnf', [status(esa)], [zf_stmt_43])).
% 9.61/2.18  thf('47', plain,
% 9.61/2.18      ((![X0 : $i]: ( (c2_1 @ X0) | ~ (c1_1 @ X0) |  (c0_1 @ X0))) | 
% 9.61/2.18       (![X0 : $i]: (~ (c1_1 @ X0) |  (c0_1 @ X0) |  (c3_1 @ X0))) | 
% 9.61/2.18       ~ ( (ndr1_0)) | 
% 9.61/2.18       (![X0 : $i]: ( (c2_1 @ X0) |  (c0_1 @ X0) |  (c3_1 @ X0)))),
% 9.61/2.18      inference('split', [status(esa)], [zip_derived_cl198])).
% 9.61/2.18  thf(clause64, conjecture, (~( ( c1_1 @ a506 ) | ( ~( hskp20 ) ) ))).
% 9.61/2.18  thf(zf_stmt_44, negated_conjecture, (( c1_1 @ a506 ) | ( ~( hskp20 ) )),
% 9.61/2.18    inference('cnf.neg', [status(esa)], [clause64])).
% 9.61/2.18  thf(zip_derived_cl63, plain, (( (c1_1 @ a506) | ~ (hskp20))),
% 9.61/2.18      inference('cnf', [status(esa)], [zf_stmt_44])).
% 9.61/2.18  thf('48', plain, (( (c1_1 @ a506)) | ~ ( (hskp20))),
% 9.61/2.18      inference('split', [status(esa)], [zip_derived_cl63])).
% 9.61/2.18  thf(clause65, conjecture, (~( ( c2_1 @ a506 ) | ( ~( hskp20 ) ) ))).
% 9.61/2.18  thf(zf_stmt_45, negated_conjecture, (( c2_1 @ a506 ) | ( ~( hskp20 ) )),
% 9.61/2.18    inference('cnf.neg', [status(esa)], [clause65])).
% 9.61/2.18  thf(zip_derived_cl64, plain, (( (c2_1 @ a506) | ~ (hskp20))),
% 9.61/2.18      inference('cnf', [status(esa)], [zf_stmt_45])).
% 9.61/2.18  thf(zip_derived_cl347, plain, (( (c2_1 @ a506)) <= (( (c2_1 @ a506)))),
% 9.61/2.18      inference('split', [status(esa)], [zip_derived_cl64])).
% 9.61/2.18  thf(clause163, conjecture,
% 9.61/2.18    (~( ( hskp4 ) | ( hskp18 ) | ( ~( ndr1_0 ) ) | ( ~( c2_1 @ U ) ) | 
% 9.61/2.18        ( ~( c1_1 @ U ) ) | ( ~( c0_1 @ U ) ) ))).
% 9.61/2.18  thf(zf_stmt_46, negated_conjecture,
% 9.61/2.18    (( hskp4 ) | ( hskp18 ) | ( ~( ndr1_0 ) ) | ( ~( c2_1 @ U ) ) | 
% 9.61/2.18     ( ~( c1_1 @ U ) ) | ( ~( c0_1 @ U ) )),
% 9.61/2.18    inference('cnf.neg', [status(esa)], [clause163])).
% 9.61/2.18  thf(zip_derived_cl162, plain,
% 9.61/2.18      (![X0 : $i]:
% 9.61/2.18         ( (hskp4)
% 9.61/2.18          |  (hskp18)
% 9.61/2.18          | ~ (ndr1_0)
% 9.61/2.18          | ~ (c2_1 @ X0)
% 9.61/2.18          | ~ (c1_1 @ X0)
% 9.61/2.18          | ~ (c0_1 @ X0))),
% 9.61/2.18      inference('cnf', [status(esa)], [zf_stmt_46])).
% 9.61/2.18  thf(zip_derived_cl589, plain,
% 9.61/2.18      ((![X0 : $i]: (~ (c2_1 @ X0) | ~ (c1_1 @ X0) | ~ (c0_1 @ X0)))
% 9.61/2.18         <= ((![X0 : $i]: (~ (c2_1 @ X0) | ~ (c1_1 @ X0) | ~ (c0_1 @ X0))))),
% 9.61/2.18      inference('split', [status(esa)], [zip_derived_cl162])).
% 9.61/2.18  thf(zip_derived_cl913, plain,
% 9.61/2.18      (((~ (c1_1 @ a506) | ~ (c0_1 @ a506)))
% 9.61/2.18         <= (( (c2_1 @ a506)) & 
% 9.61/2.18             (![X0 : $i]: (~ (c2_1 @ X0) | ~ (c1_1 @ X0) | ~ (c0_1 @ X0))))),
% 9.61/2.18      inference('s_sup-', [status(thm)], [zip_derived_cl347, zip_derived_cl589])).
% 9.61/2.18  thf('49', plain,
% 9.61/2.18      (~ ( (c2_1 @ a506)) | ~ ( (c0_1 @ a506)) | 
% 9.61/2.18       ~ (![X0 : $i]: (~ (c2_1 @ X0) | ~ (c1_1 @ X0) | ~ (c0_1 @ X0))) | 
% 9.61/2.18       ~ ( (c1_1 @ a506))),
% 9.61/2.18      inference('split', [status(esa)], [zip_derived_cl913])).
% 9.61/2.18  thf('50', plain, (~ ( (hskp20)) | ( (c2_1 @ a506))),
% 9.61/2.18      inference('split', [status(esa)], [zip_derived_cl64])).
% 9.61/2.18  thf(zip_derived_cl557, plain,
% 9.61/2.18      ((![X0 : $i]: (~ (c2_1 @ X0) | ~ (c1_1 @ X0) |  (c0_1 @ X0)))
% 9.61/2.18         <= ((![X0 : $i]: (~ (c2_1 @ X0) | ~ (c1_1 @ X0) |  (c0_1 @ X0))))),
% 9.61/2.18      inference('split', [status(esa)], [zip_derived_cl154])).
% 9.61/2.18  thf(zip_derived_cl347, plain, (( (c2_1 @ a506)) <= (( (c2_1 @ a506)))),
% 9.61/2.18      inference('split', [status(esa)], [zip_derived_cl64])).
% 9.61/2.18  thf(zip_derived_cl1066, plain,
% 9.61/2.18      ((( (c0_1 @ a506) | ~ (c1_1 @ a506)))
% 9.61/2.18         <= (( (c2_1 @ a506)) & 
% 9.61/2.18             (![X0 : $i]: (~ (c2_1 @ X0) | ~ (c1_1 @ X0) |  (c0_1 @ X0))))),
% 9.61/2.18      inference('s_sup+', [status(thm)], [zip_derived_cl557, zip_derived_cl347])).
% 9.61/2.18  thf('51', plain,
% 9.61/2.18      (~ ( (c2_1 @ a506)) | ( (c0_1 @ a506)) | 
% 9.61/2.18       ~ (![X0 : $i]: (~ (c2_1 @ X0) | ~ (c1_1 @ X0) |  (c0_1 @ X0))) | 
% 9.61/2.18       ~ ( (c1_1 @ a506))),
% 9.61/2.18      inference('split', [status(esa)], [zip_derived_cl1066])).
% 9.61/2.18  thf(clause177, conjecture,
% 9.61/2.18    (~( ( hskp29 ) | ( c2_1 @ V ) | ( c0_1 @ V ) | ( c2_1 @ U ) | 
% 9.61/2.18        ( c1_1 @ U ) | ( ~( c3_1 @ V ) ) | ( ~( ndr1_0 ) ) | ( ~( c0_1 @ U ) ) ))).
% 9.61/2.18  thf(zf_stmt_47, negated_conjecture,
% 9.61/2.18    (( hskp29 ) | ( c2_1 @ V ) | ( c0_1 @ V ) | ( c2_1 @ U ) | ( c1_1 @ U ) | 
% 9.61/2.18     ( ~( c3_1 @ V ) ) | ( ~( ndr1_0 ) ) | ( ~( c0_1 @ U ) )),
% 9.61/2.18    inference('cnf.neg', [status(esa)], [clause177])).
% 9.61/2.18  thf(zip_derived_cl176, plain,
% 9.61/2.18      (![X0 : $i, X1 : $i]:
% 9.61/2.18         ( (hskp29)
% 9.61/2.18          |  (c2_1 @ X0)
% 9.61/2.18          |  (c0_1 @ X0)
% 9.61/2.18          |  (c2_1 @ X1)
% 9.61/2.18          |  (c1_1 @ X1)
% 9.61/2.18          | ~ (c3_1 @ X0)
% 9.61/2.18          | ~ (ndr1_0)
% 9.61/2.18          | ~ (c0_1 @ X1))),
% 9.61/2.18      inference('cnf', [status(esa)], [zf_stmt_47])).
% 9.61/2.18  thf('52', plain,
% 9.61/2.18      ((![X0 : $i]: ( (c2_1 @ X0) |  (c0_1 @ X0) | ~ (c3_1 @ X0))) | 
% 9.61/2.18       ( (hskp29)) | ~ ( (ndr1_0)) | 
% 9.61/2.18       (![X0 : $i]: ( (c2_1 @ X0) |  (c1_1 @ X0) | ~ (c0_1 @ X0)))),
% 9.61/2.18      inference('split', [status(esa)], [zip_derived_cl176])).
% 9.61/2.18  thf(zip_derived_cl513, plain,
% 9.61/2.18      ((![X0 : $i]: ( (c2_1 @ X0) |  (c0_1 @ X0) | ~ (c3_1 @ X0)))
% 9.61/2.18         <= ((![X0 : $i]: ( (c2_1 @ X0) |  (c0_1 @ X0) | ~ (c3_1 @ X0))))),
% 9.61/2.18      inference('split', [status(esa)], [zip_derived_cl143])).
% 9.61/2.18  thf(clause123, conjecture, (~( ( ~( hskp8 ) ) | ( ~( c2_1 @ a472 ) ) ))).
% 9.61/2.18  thf(zf_stmt_48, negated_conjecture, (( ~( hskp8 ) ) | ( ~( c2_1 @ a472 ) )),
% 9.61/2.18    inference('cnf.neg', [status(esa)], [clause123])).
% 9.61/2.18  thf(zip_derived_cl122, plain, ((~ (hskp8) | ~ (c2_1 @ a472))),
% 9.61/2.18      inference('cnf', [status(esa)], [zf_stmt_48])).
% 9.61/2.18  thf(zip_derived_cl463, plain, ((~ (c2_1 @ a472)) <= (~ ( (c2_1 @ a472)))),
% 9.61/2.18      inference('split', [status(esa)], [zip_derived_cl122])).
% 9.61/2.18  thf(zip_derived_cl1420, plain,
% 9.61/2.18      (((~ (c3_1 @ a472) |  (c0_1 @ a472)))
% 9.61/2.18         <= (~ ( (c2_1 @ a472)) & 
% 9.61/2.18             (![X0 : $i]: ( (c2_1 @ X0) |  (c0_1 @ X0) | ~ (c3_1 @ X0))))),
% 9.61/2.18      inference('s_sup-', [status(thm)], [zip_derived_cl513, zip_derived_cl463])).
% 9.61/2.18  thf('53', plain,
% 9.61/2.18      (( (c0_1 @ a472)) | ( (c2_1 @ a472)) | 
% 9.61/2.18       ~ (![X0 : $i]: ( (c2_1 @ X0) |  (c0_1 @ X0) | ~ (c3_1 @ X0))) | 
% 9.61/2.18       ~ ( (c3_1 @ a472))),
% 9.61/2.18      inference('split', [status(esa)], [zip_derived_cl1420])).
% 9.61/2.18  thf(clause88, conjecture, (~( ( c3_1 @ a464 ) | ( ~( hskp2 ) ) ))).
% 9.61/2.18  thf(zf_stmt_49, negated_conjecture, (( c3_1 @ a464 ) | ( ~( hskp2 ) )),
% 9.61/2.18    inference('cnf.neg', [status(esa)], [clause88])).
% 9.61/2.18  thf(zip_derived_cl87, plain, (( (c3_1 @ a464) | ~ (hskp2))),
% 9.61/2.18      inference('cnf', [status(esa)], [zf_stmt_49])).
% 9.61/2.18  thf('54', plain, (( (c3_1 @ a464)) | ~ ( (hskp2))),
% 9.61/2.18      inference('split', [status(esa)], [zip_derived_cl87])).
% 9.61/2.18  thf(clause135, conjecture, (~( ( ~( hskp2 ) ) | ( ~( c0_1 @ a464 ) ) ))).
% 9.61/2.18  thf(zf_stmt_50, negated_conjecture, (( ~( hskp2 ) ) | ( ~( c0_1 @ a464 ) )),
% 9.61/2.18    inference('cnf.neg', [status(esa)], [clause135])).
% 9.61/2.18  thf(zip_derived_cl134, plain, ((~ (hskp2) | ~ (c0_1 @ a464))),
% 9.61/2.18      inference('cnf', [status(esa)], [zf_stmt_50])).
% 9.61/2.18  thf('55', plain, (~ ( (hskp2)) | ~ ( (c0_1 @ a464))),
% 9.61/2.18      inference('split', [status(esa)], [zip_derived_cl134])).
% 9.61/2.18  thf(clause136, conjecture, (~( ( ~( hskp2 ) ) | ( ~( c2_1 @ a464 ) ) ))).
% 9.61/2.18  thf(zf_stmt_51, negated_conjecture, (( ~( hskp2 ) ) | ( ~( c2_1 @ a464 ) )),
% 9.61/2.18    inference('cnf.neg', [status(esa)], [clause136])).
% 9.61/2.18  thf(zip_derived_cl135, plain, ((~ (hskp2) | ~ (c2_1 @ a464))),
% 9.61/2.18      inference('cnf', [status(esa)], [zf_stmt_51])).
% 9.61/2.18  thf('56', plain, (~ ( (hskp2)) | ~ ( (c2_1 @ a464))),
% 9.61/2.18      inference('split', [status(esa)], [zip_derived_cl135])).
% 9.61/2.18  thf(zip_derived_cl513, plain,
% 9.61/2.18      ((![X0 : $i]: ( (c2_1 @ X0) |  (c0_1 @ X0) | ~ (c3_1 @ X0)))
% 9.61/2.18         <= ((![X0 : $i]: ( (c2_1 @ X0) |  (c0_1 @ X0) | ~ (c3_1 @ X0))))),
% 9.61/2.18      inference('split', [status(esa)], [zip_derived_cl143])).
% 9.61/2.18  thf(zip_derived_cl489, plain, ((~ (c2_1 @ a464)) <= (~ ( (c2_1 @ a464)))),
% 9.61/2.18      inference('split', [status(esa)], [zip_derived_cl135])).
% 9.61/2.18  thf(zip_derived_cl1422, plain,
% 9.61/2.18      (((~ (c3_1 @ a464) |  (c0_1 @ a464)))
% 9.61/2.18         <= (~ ( (c2_1 @ a464)) & 
% 9.61/2.18             (![X0 : $i]: ( (c2_1 @ X0) |  (c0_1 @ X0) | ~ (c3_1 @ X0))))),
% 9.61/2.18      inference('s_sup-', [status(thm)], [zip_derived_cl513, zip_derived_cl489])).
% 9.61/2.18  thf('57', plain,
% 9.61/2.18      (( (c0_1 @ a464)) | ~ ( (c3_1 @ a464)) | 
% 9.61/2.18       ~ (![X0 : $i]: ( (c2_1 @ X0) |  (c0_1 @ X0) | ~ (c3_1 @ X0))) | 
% 9.61/2.18       ( (c2_1 @ a464))),
% 9.61/2.18      inference('split', [status(esa)], [zip_derived_cl1422])).
% 9.61/2.18  thf(clause83, conjecture, (~( ( c3_1 @ a472 ) | ( ~( hskp8 ) ) ))).
% 9.61/2.18  thf(zf_stmt_52, negated_conjecture, (( c3_1 @ a472 ) | ( ~( hskp8 ) )),
% 9.61/2.18    inference('cnf.neg', [status(esa)], [clause83])).
% 9.61/2.18  thf(zip_derived_cl82, plain, (( (c3_1 @ a472) | ~ (hskp8))),
% 9.61/2.18      inference('cnf', [status(esa)], [zf_stmt_52])).
% 9.61/2.18  thf(zip_derived_cl383, plain, (( (c3_1 @ a472)) <= (( (c3_1 @ a472)))),
% 9.61/2.18      inference('split', [status(esa)], [zip_derived_cl82])).
% 9.61/2.18  thf(clause182, conjecture,
% 9.61/2.18    (~( ( hskp6 ) | ( c3_1 @ V ) | ( c2_1 @ V ) | ( c0_1 @ V ) | 
% 9.61/2.18        ( ~( ndr1_0 ) ) | ( ~( c3_1 @ U ) ) | ( ~( c1_1 @ U ) ) | 
% 9.61/2.18        ( ~( c0_1 @ U ) ) ))).
% 9.61/2.18  thf(zf_stmt_53, negated_conjecture,
% 9.61/2.18    (( hskp6 ) | ( c3_1 @ V ) | ( c2_1 @ V ) | ( c0_1 @ V ) | 
% 9.61/2.18     ( ~( ndr1_0 ) ) | ( ~( c3_1 @ U ) ) | ( ~( c1_1 @ U ) ) | 
% 9.61/2.18     ( ~( c0_1 @ U ) )),
% 9.61/2.18    inference('cnf.neg', [status(esa)], [clause182])).
% 9.61/2.18  thf(zip_derived_cl181, plain,
% 9.61/2.18      (![X0 : $i, X1 : $i]:
% 9.61/2.18         ( (hskp6)
% 9.61/2.18          |  (c3_1 @ X0)
% 9.61/2.18          |  (c2_1 @ X0)
% 9.61/2.18          |  (c0_1 @ X0)
% 9.61/2.18          | ~ (ndr1_0)
% 9.61/2.18          | ~ (c3_1 @ X1)
% 9.61/2.18          | ~ (c1_1 @ X1)
% 9.61/2.18          | ~ (c0_1 @ X1))),
% 9.61/2.18      inference('cnf', [status(esa)], [zf_stmt_53])).
% 9.61/2.18  thf(zip_derived_cl664, plain,
% 9.61/2.18      ((![X1 : $i]: (~ (c0_1 @ X1) | ~ (c1_1 @ X1) | ~ (c3_1 @ X1)))
% 9.61/2.18         <= ((![X1 : $i]: (~ (c0_1 @ X1) | ~ (c1_1 @ X1) | ~ (c3_1 @ X1))))),
% 9.61/2.18      inference('split', [status(esa)], [zip_derived_cl181])).
% 9.61/2.18  thf(zip_derived_cl999, plain,
% 9.61/2.18      (((~ (c0_1 @ a472) | ~ (c1_1 @ a472)))
% 9.61/2.18         <= (( (c3_1 @ a472)) & 
% 9.61/2.18             (![X1 : $i]: (~ (c0_1 @ X1) | ~ (c1_1 @ X1) | ~ (c3_1 @ X1))))),
% 9.61/2.18      inference('s_sup-', [status(thm)], [zip_derived_cl383, zip_derived_cl664])).
% 9.61/2.18  thf('58', plain,
% 9.61/2.18      (~ ( (c0_1 @ a472)) | ~ ( (c1_1 @ a472)) | 
% 9.61/2.18       ~ (![X1 : $i]: (~ (c0_1 @ X1) | ~ (c1_1 @ X1) | ~ (c3_1 @ X1))) | 
% 9.61/2.18       ~ ( (c3_1 @ a472))),
% 9.61/2.18      inference('split', [status(esa)], [zip_derived_cl999])).
% 9.61/2.18  thf(clause91, conjecture, (~( ( c2_1 @ a462 ) | ( ~( hskp0 ) ) ))).
% 9.61/2.18  thf(zf_stmt_54, negated_conjecture, (( c2_1 @ a462 ) | ( ~( hskp0 ) )),
% 9.61/2.18    inference('cnf.neg', [status(esa)], [clause91])).
% 9.61/2.18  thf(zip_derived_cl90, plain, (( (c2_1 @ a462) | ~ (hskp0))),
% 9.61/2.18      inference('cnf', [status(esa)], [zf_stmt_54])).
% 9.61/2.18  thf(zip_derived_cl399, plain, (( (c2_1 @ a462)) <= (( (c2_1 @ a462)))),
% 9.61/2.18      inference('split', [status(esa)], [zip_derived_cl90])).
% 9.61/2.18  thf(zip_derived_cl605, plain,
% 9.61/2.18      ((![X0 : $i]: (~ (c2_1 @ X0) | ~ (c0_1 @ X0) | ~ (c3_1 @ X0)))
% 9.61/2.18         <= ((![X0 : $i]: (~ (c2_1 @ X0) | ~ (c0_1 @ X0) | ~ (c3_1 @ X0))))),
% 9.61/2.18      inference('split', [status(esa)], [zip_derived_cl166])).
% 9.61/2.18  thf(zip_derived_cl1024, plain,
% 9.61/2.18      (((~ (c0_1 @ a462) | ~ (c3_1 @ a462)))
% 9.61/2.18         <= (( (c2_1 @ a462)) & 
% 9.61/2.18             (![X0 : $i]: (~ (c2_1 @ X0) | ~ (c0_1 @ X0) | ~ (c3_1 @ X0))))),
% 9.61/2.18      inference('s_sup-', [status(thm)], [zip_derived_cl399, zip_derived_cl605])).
% 9.61/2.18  thf('59', plain,
% 9.61/2.18      (~ (![X0 : $i]: (~ (c2_1 @ X0) | ~ (c0_1 @ X0) | ~ (c3_1 @ X0))) | 
% 9.61/2.18       ~ ( (c3_1 @ a462)) | ~ ( (c0_1 @ a462)) | ~ ( (c2_1 @ a462))),
% 9.61/2.18      inference('split', [status(esa)], [zip_derived_cl1024])).
% 9.61/2.18  thf(clause183, conjecture,
% 9.61/2.18    (~( ( hskp10 ) | ( c2_1 @ V ) | ( c0_1 @ V ) | ( c2_1 @ U ) | 
% 9.61/2.18        ( ~( c3_1 @ V ) ) | ( ~( ndr1_0 ) ) | ( ~( c3_1 @ U ) ) | 
% 9.61/2.18        ( ~( c1_1 @ U ) ) ))).
% 9.61/2.18  thf(zf_stmt_55, negated_conjecture,
% 9.61/2.18    (( hskp10 ) | ( c2_1 @ V ) | ( c0_1 @ V ) | ( c2_1 @ U ) | 
% 9.61/2.18     ( ~( c3_1 @ V ) ) | ( ~( ndr1_0 ) ) | ( ~( c3_1 @ U ) ) | 
% 9.61/2.18     ( ~( c1_1 @ U ) )),
% 9.61/2.18    inference('cnf.neg', [status(esa)], [clause183])).
% 9.61/2.18  thf(zip_derived_cl182, plain,
% 9.61/2.18      (![X0 : $i, X1 : $i]:
% 9.61/2.18         ( (hskp10)
% 9.61/2.18          |  (c2_1 @ X0)
% 9.61/2.18          |  (c0_1 @ X0)
% 9.61/2.18          |  (c2_1 @ X1)
% 9.61/2.18          | ~ (c3_1 @ X0)
% 9.61/2.18          | ~ (ndr1_0)
% 9.61/2.18          | ~ (c3_1 @ X1)
% 9.61/2.18          | ~ (c1_1 @ X1))),
% 9.61/2.18      inference('cnf', [status(esa)], [zf_stmt_55])).
% 9.61/2.18  thf('60', plain,
% 9.61/2.18      ((![X0 : $i]: ( (c2_1 @ X0) |  (c0_1 @ X0) | ~ (c3_1 @ X0))) | 
% 9.61/2.18       ( (hskp10)) | ~ ( (ndr1_0)) | 
% 9.61/2.18       (![X1 : $i]: ( (c2_1 @ X1) | ~ (c1_1 @ X1) | ~ (c3_1 @ X1)))),
% 9.61/2.18      inference('split', [status(esa)], [zip_derived_cl182])).
% 9.61/2.18  thf(zip_derived_cl533, plain,
% 9.61/2.18      ((![X0 : $i]: ( (c1_1 @ X0) | ~ (c0_1 @ X0) |  (c3_1 @ X0)))
% 9.61/2.18         <= ((![X0 : $i]: ( (c1_1 @ X0) | ~ (c0_1 @ X0) |  (c3_1 @ X0))))),
% 9.61/2.18      inference('split', [status(esa)], [zip_derived_cl148])).
% 9.61/2.18  thf(zip_derived_cl1507, plain, ((~ (c3_1 @ a462)) <= (~ ( (c3_1 @ a462)))),
% 9.61/2.18      inference('split', [status(esa)], [zip_derived_cl1024])).
% 9.61/2.18  thf(zip_derived_cl1846, plain,
% 9.61/2.18      (((~ (c0_1 @ a462) |  (c1_1 @ a462)))
% 9.61/2.18         <= (~ ( (c3_1 @ a462)) & 
% 9.61/2.18             (![X0 : $i]: ( (c1_1 @ X0) | ~ (c0_1 @ X0) |  (c3_1 @ X0))))),
% 9.61/2.18      inference('s_sup-', [status(thm)],
% 9.61/2.18                [zip_derived_cl533, zip_derived_cl1507])).
% 9.61/2.18  thf('61', plain,
% 9.61/2.18      (( (c3_1 @ a462)) | 
% 9.61/2.18       ~ (![X0 : $i]: ( (c1_1 @ X0) | ~ (c0_1 @ X0) |  (c3_1 @ X0))) | 
% 9.61/2.18       ( (c1_1 @ a462)) | ~ ( (c0_1 @ a462))),
% 9.61/2.18      inference('split', [status(esa)], [zip_derived_cl1846])).
% 9.61/2.18  thf(zip_derived_cl545, plain,
% 9.61/2.18      ((![X0 : $i]: ( (c2_1 @ X0) | ~ (c1_1 @ X0) |  (c3_1 @ X0)))
% 9.61/2.18         <= ((![X0 : $i]: ( (c2_1 @ X0) | ~ (c1_1 @ X0) |  (c3_1 @ X0))))),
% 9.61/2.18      inference('split', [status(esa)], [zip_derived_cl151])).
% 9.61/2.18  thf(clause108, conjecture, (~( ( ~( hskp18 ) ) | ( ~( c2_1 @ a494 ) ) ))).
% 9.61/2.18  thf(zf_stmt_56, negated_conjecture, (( ~( hskp18 ) ) | ( ~( c2_1 @ a494 ) )),
% 9.61/2.18    inference('cnf.neg', [status(esa)], [clause108])).
% 9.61/2.18  thf(zip_derived_cl107, plain, ((~ (hskp18) | ~ (c2_1 @ a494))),
% 9.61/2.18      inference('cnf', [status(esa)], [zf_stmt_56])).
% 9.61/2.18  thf(zip_derived_cl433, plain, ((~ (c2_1 @ a494)) <= (~ ( (c2_1 @ a494)))),
% 9.61/2.18      inference('split', [status(esa)], [zip_derived_cl107])).
% 9.61/2.18  thf(zip_derived_cl1963, plain,
% 9.61/2.18      ((( (c3_1 @ a494) | ~ (c1_1 @ a494)))
% 9.61/2.18         <= (~ ( (c2_1 @ a494)) & 
% 9.61/2.18             (![X0 : $i]: ( (c2_1 @ X0) | ~ (c1_1 @ X0) |  (c3_1 @ X0))))),
% 9.61/2.18      inference('s_sup-', [status(thm)], [zip_derived_cl545, zip_derived_cl433])).
% 9.61/2.18  thf('62', plain,
% 9.61/2.18      (~ ( (c1_1 @ a494)) | ( (c2_1 @ a494)) | 
% 9.61/2.18       ~ (![X0 : $i]: ( (c2_1 @ X0) | ~ (c1_1 @ X0) |  (c3_1 @ X0))) | 
% 9.61/2.18       ( (c3_1 @ a494))),
% 9.61/2.18      inference('split', [status(esa)], [zip_derived_cl1963])).
% 9.61/2.18  thf(zip_derived_cl749, plain,
% 9.61/2.18      ((![X0 : $i]: (~ (c2_1 @ X0) |  (c1_1 @ X0) |  (c0_1 @ X0)))
% 9.61/2.18         <= ((![X0 : $i]: (~ (c2_1 @ X0) |  (c1_1 @ X0) |  (c0_1 @ X0))))),
% 9.61/2.18      inference('split', [status(esa)], [zip_derived_cl202])).
% 9.61/2.18  thf(zip_derived_cl343, plain, (( (c2_1 @ a507)) <= (( (c2_1 @ a507)))),
% 9.61/2.18      inference('split', [status(esa)], [zip_derived_cl62])).
% 9.61/2.18  thf(zip_derived_cl1888, plain,
% 9.61/2.18      ((( (c0_1 @ a507) |  (c1_1 @ a507)))
% 9.61/2.18         <= (( (c2_1 @ a507)) & 
% 9.61/2.18             (![X0 : $i]: (~ (c2_1 @ X0) |  (c1_1 @ X0) |  (c0_1 @ X0))))),
% 9.61/2.18      inference('s_sup+', [status(thm)], [zip_derived_cl749, zip_derived_cl343])).
% 9.61/2.18  thf('63', plain,
% 9.61/2.18      (~ ( (c2_1 @ a507)) | ( (c0_1 @ a507)) | 
% 9.61/2.18       ~ (![X0 : $i]: (~ (c2_1 @ X0) |  (c1_1 @ X0) |  (c0_1 @ X0))) | 
% 9.61/2.18       ( (c1_1 @ a507))),
% 9.61/2.18      inference('split', [status(esa)], [zip_derived_cl1888])).
% 9.61/2.18  thf(clause76, conjecture, (~( ( c1_1 @ a481 ) | ( ~( hskp12 ) ) ))).
% 9.61/2.18  thf(zf_stmt_57, negated_conjecture, (( c1_1 @ a481 ) | ( ~( hskp12 ) )),
% 9.61/2.18    inference('cnf.neg', [status(esa)], [clause76])).
% 9.61/2.18  thf(zip_derived_cl75, plain, (( (c1_1 @ a481) | ~ (hskp12))),
% 9.61/2.18      inference('cnf', [status(esa)], [zf_stmt_57])).
% 9.61/2.18  thf('64', plain, (( (c1_1 @ a481)) | ~ ( (hskp12))),
% 9.61/2.18      inference('split', [status(esa)], [zip_derived_cl75])).
% 9.61/2.18  thf(clause117, conjecture, (~( ( ~( hskp12 ) ) | ( ~( c0_1 @ a481 ) ) ))).
% 9.61/2.18  thf(zf_stmt_58, negated_conjecture, (( ~( hskp12 ) ) | ( ~( c0_1 @ a481 ) )),
% 9.61/2.18    inference('cnf.neg', [status(esa)], [clause117])).
% 9.61/2.18  thf(zip_derived_cl116, plain, ((~ (hskp12) | ~ (c0_1 @ a481))),
% 9.61/2.18      inference('cnf', [status(esa)], [zf_stmt_58])).
% 9.61/2.18  thf('65', plain, (~ ( (c0_1 @ a481)) | ~ ( (hskp12))),
% 9.61/2.18      inference('split', [status(esa)], [zip_derived_cl116])).
% 9.61/2.18  thf(clause118, conjecture, (~( ( ~( hskp12 ) ) | ( ~( c3_1 @ a481 ) ) ))).
% 9.61/2.18  thf(zf_stmt_59, negated_conjecture, (( ~( hskp12 ) ) | ( ~( c3_1 @ a481 ) )),
% 9.61/2.18    inference('cnf.neg', [status(esa)], [clause118])).
% 9.61/2.18  thf(zip_derived_cl117, plain, ((~ (hskp12) | ~ (c3_1 @ a481))),
% 9.61/2.18      inference('cnf', [status(esa)], [zf_stmt_59])).
% 9.61/2.18  thf('66', plain, (~ ( (c3_1 @ a481)) | ~ ( (hskp12))),
% 9.61/2.18      inference('split', [status(esa)], [zip_derived_cl117])).
% 9.61/2.18  thf(zip_derived_cl673, plain,
% 9.61/2.18      ((![X0 : $i]: (~ (c1_1 @ X0) |  (c0_1 @ X0) |  (c3_1 @ X0)))
% 9.61/2.18         <= ((![X0 : $i]: (~ (c1_1 @ X0) |  (c0_1 @ X0) |  (c3_1 @ X0))))),
% 9.61/2.18      inference('split', [status(esa)], [zip_derived_cl183])).
% 9.61/2.18  thf(zip_derived_cl453, plain, ((~ (c3_1 @ a481)) <= (~ ( (c3_1 @ a481)))),
% 9.61/2.18      inference('split', [status(esa)], [zip_derived_cl117])).
% 9.61/2.18  thf(zip_derived_cl2202, plain,
% 9.61/2.18      ((( (c0_1 @ a481) | ~ (c1_1 @ a481)))
% 9.61/2.18         <= (~ ( (c3_1 @ a481)) & 
% 9.61/2.18             (![X0 : $i]: (~ (c1_1 @ X0) |  (c0_1 @ X0) |  (c3_1 @ X0))))),
% 9.61/2.18      inference('s_sup-', [status(thm)], [zip_derived_cl673, zip_derived_cl453])).
% 9.61/2.18  thf('67', plain,
% 9.61/2.18      (( (c0_1 @ a481)) | ( (c3_1 @ a481)) | 
% 9.61/2.18       ~ (![X0 : $i]: (~ (c1_1 @ X0) |  (c0_1 @ X0) |  (c3_1 @ X0))) | 
% 9.61/2.18       ~ ( (c1_1 @ a481))),
% 9.61/2.18      inference('split', [status(esa)], [zip_derived_cl2202])).
% 9.61/2.18  thf(clause191, conjecture,
% 9.61/2.18    (~( ( hskp12 ) | ( c1_1 @ V ) | ( c2_1 @ U ) | ( ~( c2_1 @ V ) ) | 
% 9.61/2.18        ( ~( c0_1 @ V ) ) | ( ~( ndr1_0 ) ) | ( ~( c3_1 @ U ) ) | 
% 9.61/2.18        ( ~( c0_1 @ U ) ) ))).
% 9.61/2.18  thf(zf_stmt_60, negated_conjecture,
% 9.61/2.18    (( hskp12 ) | ( c1_1 @ V ) | ( c2_1 @ U ) | ( ~( c2_1 @ V ) ) | 
% 9.61/2.18     ( ~( c0_1 @ V ) ) | ( ~( ndr1_0 ) ) | ( ~( c3_1 @ U ) ) | 
% 9.61/2.18     ( ~( c0_1 @ U ) )),
% 9.61/2.18    inference('cnf.neg', [status(esa)], [clause191])).
% 9.61/2.18  thf(zip_derived_cl190, plain,
% 9.61/2.18      (![X0 : $i, X1 : $i]:
% 9.61/2.18         ( (hskp12)
% 9.61/2.18          |  (c1_1 @ X0)
% 9.61/2.18          |  (c2_1 @ X1)
% 9.61/2.18          | ~ (c2_1 @ X0)
% 9.61/2.18          | ~ (c0_1 @ X0)
% 9.61/2.18          | ~ (ndr1_0)
% 9.61/2.18          | ~ (c3_1 @ X1)
% 9.61/2.18          | ~ (c0_1 @ X1))),
% 9.61/2.18      inference('cnf', [status(esa)], [zf_stmt_60])).
% 9.61/2.18  thf('68', plain,
% 9.61/2.18      (( (hskp12)) | 
% 9.61/2.18       (![X0 : $i]: ( (c2_1 @ X0) | ~ (c0_1 @ X0) | ~ (c3_1 @ X0))) | 
% 9.61/2.18       ~ ( (ndr1_0)) | 
% 9.61/2.18       (![X1 : $i]: (~ (c2_1 @ X1) | ~ (c0_1 @ X1) |  (c1_1 @ X1)))),
% 9.61/2.18      inference('split', [status(esa)], [zip_derived_cl190])).
% 9.61/2.18  thf(zip_derived_cl672, plain,
% 9.61/2.18      ((![X1 : $i]: (~ (c2_1 @ X1) | ~ (c0_1 @ X1) |  (c1_1 @ X1)))
% 9.61/2.18         <= ((![X1 : $i]: (~ (c2_1 @ X1) | ~ (c0_1 @ X1) |  (c1_1 @ X1))))),
% 9.61/2.18      inference('split', [status(esa)], [zip_derived_cl183])).
% 9.61/2.18  thf(zip_derived_cl399, plain, (( (c2_1 @ a462)) <= (( (c2_1 @ a462)))),
% 9.61/2.18      inference('split', [status(esa)], [zip_derived_cl90])).
% 9.61/2.18  thf(zip_derived_cl1298, plain,
% 9.61/2.18      ((( (c1_1 @ a462) | ~ (c0_1 @ a462)))
% 9.61/2.18         <= (( (c2_1 @ a462)) & 
% 9.61/2.18             (![X1 : $i]: (~ (c2_1 @ X1) | ~ (c0_1 @ X1) |  (c1_1 @ X1))))),
% 9.61/2.18      inference('s_sup+', [status(thm)], [zip_derived_cl672, zip_derived_cl399])).
% 9.61/2.18  thf('69', plain,
% 9.61/2.18      (~ (![X1 : $i]: (~ (c2_1 @ X1) | ~ (c0_1 @ X1) |  (c1_1 @ X1))) | 
% 9.61/2.18       ~ ( (c0_1 @ a462)) | ~ ( (c2_1 @ a462)) | ( (c1_1 @ a462))),
% 9.61/2.18      inference('split', [status(esa)], [zip_derived_cl1298])).
% 9.61/2.18  thf(zip_derived_cl573, plain,
% 9.61/2.18      ((![X0 : $i]: ( (c2_1 @ X0) | ~ (c0_1 @ X0) | ~ (c3_1 @ X0)))
% 9.61/2.18         <= ((![X0 : $i]: ( (c2_1 @ X0) | ~ (c0_1 @ X0) | ~ (c3_1 @ X0))))),
% 9.61/2.18      inference('split', [status(esa)], [zip_derived_cl158])).
% 9.61/2.18  thf(clause124, conjecture, (~( ( ~( hskp7 ) ) | ( ~( c2_1 @ a471 ) ) ))).
% 9.61/2.18  thf(zf_stmt_61, negated_conjecture, (( ~( hskp7 ) ) | ( ~( c2_1 @ a471 ) )),
% 9.61/2.18    inference('cnf.neg', [status(esa)], [clause124])).
% 9.61/2.18  thf(zip_derived_cl123, plain, ((~ (hskp7) | ~ (c2_1 @ a471))),
% 9.61/2.18      inference('cnf', [status(esa)], [zf_stmt_61])).
% 9.61/2.18  thf(zip_derived_cl465, plain, ((~ (c2_1 @ a471)) <= (~ ( (c2_1 @ a471)))),
% 9.61/2.18      inference('split', [status(esa)], [zip_derived_cl123])).
% 9.61/2.18  thf(zip_derived_cl1528, plain,
% 9.61/2.18      (((~ (c3_1 @ a471) | ~ (c0_1 @ a471)))
% 9.61/2.18         <= (~ ( (c2_1 @ a471)) & 
% 9.61/2.18             (![X0 : $i]: ( (c2_1 @ X0) | ~ (c0_1 @ X0) | ~ (c3_1 @ X0))))),
% 9.61/2.19      inference('s_sup-', [status(thm)], [zip_derived_cl573, zip_derived_cl465])).
% 9.61/2.19  thf('70', plain,
% 9.61/2.19      (~ (![X0 : $i]: ( (c2_1 @ X0) | ~ (c0_1 @ X0) | ~ (c3_1 @ X0))) | 
% 9.61/2.19       ~ ( (c3_1 @ a471)) | ( (c2_1 @ a471)) | ~ ( (c0_1 @ a471))),
% 9.61/2.19      inference('split', [status(esa)], [zip_derived_cl1528])).
% 9.61/2.19  thf(clause90, conjecture, (~( ( c0_1 @ a462 ) | ( ~( hskp0 ) ) ))).
% 9.61/2.19  thf(zf_stmt_62, negated_conjecture, (( c0_1 @ a462 ) | ( ~( hskp0 ) )),
% 9.61/2.19    inference('cnf.neg', [status(esa)], [clause90])).
% 9.61/2.19  thf(zip_derived_cl89, plain, (( (c0_1 @ a462) | ~ (hskp0))),
% 9.61/2.19      inference('cnf', [status(esa)], [zf_stmt_62])).
% 9.61/2.19  thf('71', plain, (( (c0_1 @ a462)) | ~ ( (hskp0))),
% 9.61/2.19      inference('split', [status(esa)], [zip_derived_cl89])).
% 9.61/2.19  thf('72', plain, (( (c2_1 @ a462)) | ~ ( (hskp0))),
% 9.61/2.19      inference('split', [status(esa)], [zip_derived_cl90])).
% 9.61/2.19  thf(clause139, conjecture, (~( ( ~( hskp0 ) ) | ( ~( c1_1 @ a462 ) ) ))).
% 9.61/2.19  thf(zf_stmt_63, negated_conjecture, (( ~( hskp0 ) ) | ( ~( c1_1 @ a462 ) )),
% 9.61/2.19    inference('cnf.neg', [status(esa)], [clause139])).
% 9.61/2.19  thf(zip_derived_cl138, plain, ((~ (hskp0) | ~ (c1_1 @ a462))),
% 9.61/2.19      inference('cnf', [status(esa)], [zf_stmt_63])).
% 9.61/2.19  thf('73', plain, (~ ( (c1_1 @ a462)) | ~ ( (hskp0))),
% 9.61/2.19      inference('split', [status(esa)], [zip_derived_cl138])).
% 9.61/2.19  thf(clause204, conjecture,
% 9.61/2.19    (~( ( c3_1 @ W ) | ( c0_1 @ W ) | ( c3_1 @ V ) | ( c1_1 @ V ) | 
% 9.61/2.19        ( c2_1 @ U ) | ( ~( c1_1 @ W ) ) | ( ~( c2_1 @ V ) ) | 
% 9.61/2.19        ( ~( ndr1_0 ) ) | ( ~( c1_1 @ U ) ) | ( ~( c0_1 @ U ) ) ))).
% 9.61/2.19  thf(zf_stmt_64, negated_conjecture,
% 9.61/2.19    (( c3_1 @ W ) | ( c0_1 @ W ) | ( c3_1 @ V ) | ( c1_1 @ V ) | 
% 9.61/2.19     ( c2_1 @ U ) | ( ~( c1_1 @ W ) ) | ( ~( c2_1 @ V ) ) | ( ~( ndr1_0 ) ) | 
% 9.61/2.19     ( ~( c1_1 @ U ) ) | ( ~( c0_1 @ U ) )),
% 9.61/2.19    inference('cnf.neg', [status(esa)], [clause204])).
% 9.61/2.19  thf(zip_derived_cl203, plain,
% 9.61/2.19      (![X0 : $i, X1 : $i, X2 : $i]:
% 9.61/2.19         ( (c3_1 @ X0)
% 9.61/2.19          |  (c0_1 @ X0)
% 9.61/2.19          |  (c3_1 @ X1)
% 9.61/2.19          |  (c1_1 @ X1)
% 9.61/2.19          |  (c2_1 @ X2)
% 9.61/2.19          | ~ (c1_1 @ X0)
% 9.61/2.19          | ~ (c2_1 @ X1)
% 9.61/2.19          | ~ (ndr1_0)
% 9.61/2.19          | ~ (c1_1 @ X2)
% 9.61/2.19          | ~ (c0_1 @ X2))),
% 9.61/2.19      inference('cnf', [status(esa)], [zf_stmt_64])).
% 9.61/2.19  thf('74', plain,
% 9.61/2.19      ((![X0 : $i]: (~ (c2_1 @ X0) |  (c1_1 @ X0) |  (c3_1 @ X0))) | 
% 9.61/2.19       (![X0 : $i]: (~ (c1_1 @ X0) |  (c0_1 @ X0) |  (c3_1 @ X0))) | 
% 9.61/2.19       ~ ( (ndr1_0)) | 
% 9.61/2.19       (![X0 : $i]: ( (c2_1 @ X0) | ~ (c1_1 @ X0) | ~ (c0_1 @ X0)))),
% 9.61/2.19      inference('split', [status(esa)], [zip_derived_cl203])).
% 9.61/2.19  thf('75', plain, (( (c2_1 @ a478)) | ~ ( (hskp10))),
% 9.61/2.19      inference('split', [status(esa)], [zip_derived_cl78])).
% 9.61/2.19  thf(clause120, conjecture, (~( ( ~( hskp10 ) ) | ( ~( c0_1 @ a478 ) ) ))).
% 9.61/2.19  thf(zf_stmt_65, negated_conjecture, (( ~( hskp10 ) ) | ( ~( c0_1 @ a478 ) )),
% 9.61/2.19    inference('cnf.neg', [status(esa)], [clause120])).
% 9.61/2.19  thf(zip_derived_cl119, plain, ((~ (hskp10) | ~ (c0_1 @ a478))),
% 9.61/2.19      inference('cnf', [status(esa)], [zf_stmt_65])).
% 9.61/2.19  thf('76', plain, (~ ( (c0_1 @ a478)) | ~ ( (hskp10))),
% 9.61/2.19      inference('split', [status(esa)], [zip_derived_cl119])).
% 9.61/2.19  thf(clause121, conjecture, (~( ( ~( hskp10 ) ) | ( ~( c3_1 @ a478 ) ) ))).
% 9.61/2.19  thf(zf_stmt_66, negated_conjecture, (( ~( hskp10 ) ) | ( ~( c3_1 @ a478 ) )),
% 9.61/2.19    inference('cnf.neg', [status(esa)], [clause121])).
% 9.61/2.19  thf(zip_derived_cl120, plain, ((~ (hskp10) | ~ (c3_1 @ a478))),
% 9.61/2.19      inference('cnf', [status(esa)], [zf_stmt_66])).
% 9.61/2.19  thf('77', plain, (~ ( (c3_1 @ a478)) | ~ ( (hskp10))),
% 9.61/2.19      inference('split', [status(esa)], [zip_derived_cl120])).
% 9.61/2.19  thf(clause38, conjecture, (~( ( hskp10 ) | ( hskp30 ) | ( hskp0 ) ))).
% 9.61/2.19  thf(zf_stmt_67, negated_conjecture, (( hskp10 ) | ( hskp30 ) | ( hskp0 )),
% 9.61/2.19    inference('cnf.neg', [status(esa)], [clause38])).
% 9.61/2.19  thf(zip_derived_cl37, plain, (( (hskp10) |  (hskp30) |  (hskp0))),
% 9.61/2.19      inference('cnf', [status(esa)], [zf_stmt_67])).
% 9.61/2.19  thf('78', plain, (( (hskp0)) | ( (hskp30)) | ( (hskp10))),
% 9.61/2.19      inference('split', [status(esa)], [zip_derived_cl37])).
% 9.61/2.19  thf(clause47, conjecture, (~( ( c1_1 @ a488 ) | ( ~( hskp30 ) ) ))).
% 9.61/2.19  thf(zf_stmt_68, negated_conjecture, (( c1_1 @ a488 ) | ( ~( hskp30 ) )),
% 9.61/2.19    inference('cnf.neg', [status(esa)], [clause47])).
% 9.61/2.19  thf(zip_derived_cl46, plain, (( (c1_1 @ a488) | ~ (hskp30))),
% 9.61/2.19      inference('cnf', [status(esa)], [zf_stmt_68])).
% 9.61/2.19  thf('79', plain, (~ ( (hskp30)) | ( (c1_1 @ a488))),
% 9.61/2.19      inference('split', [status(esa)], [zip_derived_cl46])).
% 9.61/2.19  thf(clause48, conjecture, (~( ( c2_1 @ a488 ) | ( ~( hskp30 ) ) ))).
% 9.61/2.19  thf(zf_stmt_69, negated_conjecture, (( c2_1 @ a488 ) | ( ~( hskp30 ) )),
% 9.61/2.19    inference('cnf.neg', [status(esa)], [clause48])).
% 9.61/2.19  thf(zip_derived_cl47, plain, (( (c2_1 @ a488) | ~ (hskp30))),
% 9.61/2.19      inference('cnf', [status(esa)], [zf_stmt_69])).
% 9.61/2.19  thf('80', plain, (~ ( (hskp30)) | ( (c2_1 @ a488))),
% 9.61/2.19      inference('split', [status(esa)], [zip_derived_cl47])).
% 9.61/2.19  thf(clause49, conjecture, (~( ( c3_1 @ a488 ) | ( ~( hskp30 ) ) ))).
% 9.61/2.19  thf(zf_stmt_70, negated_conjecture, (( c3_1 @ a488 ) | ( ~( hskp30 ) )),
% 9.61/2.19    inference('cnf.neg', [status(esa)], [clause49])).
% 9.61/2.19  thf(zip_derived_cl48, plain, (( (c3_1 @ a488) | ~ (hskp30))),
% 9.61/2.19      inference('cnf', [status(esa)], [zf_stmt_70])).
% 9.61/2.19  thf('81', plain, (~ ( (hskp30)) | ( (c3_1 @ a488))),
% 9.61/2.19      inference('split', [status(esa)], [zip_derived_cl48])).
% 9.61/2.19  thf(clause170, conjecture,
% 9.61/2.19    (~( ( hskp17 ) | ( hskp8 ) | ( ~( ndr1_0 ) ) | ( ~( c3_1 @ U ) ) | 
% 9.61/2.19        ( ~( c2_1 @ U ) ) | ( ~( c1_1 @ U ) ) ))).
% 9.61/2.19  thf(zf_stmt_71, negated_conjecture,
% 9.61/2.19    (( hskp17 ) | ( hskp8 ) | ( ~( ndr1_0 ) ) | ( ~( c3_1 @ U ) ) | 
% 9.61/2.19     ( ~( c2_1 @ U ) ) | ( ~( c1_1 @ U ) )),
% 9.61/2.19    inference('cnf.neg', [status(esa)], [clause170])).
% 9.61/2.19  thf(zip_derived_cl169, plain,
% 9.61/2.19      (![X0 : $i]:
% 9.61/2.19         ( (hskp17)
% 9.61/2.19          |  (hskp8)
% 9.61/2.19          | ~ (ndr1_0)
% 9.61/2.19          | ~ (c3_1 @ X0)
% 9.61/2.19          | ~ (c2_1 @ X0)
% 9.61/2.19          | ~ (c1_1 @ X0))),
% 9.61/2.19      inference('cnf', [status(esa)], [zf_stmt_71])).
% 9.61/2.19  thf(zip_derived_cl617, plain,
% 9.61/2.19      ((![X0 : $i]: (~ (c2_1 @ X0) | ~ (c1_1 @ X0) | ~ (c3_1 @ X0)))
% 9.61/2.19         <= ((![X0 : $i]: (~ (c2_1 @ X0) | ~ (c1_1 @ X0) | ~ (c3_1 @ X0))))),
% 9.61/2.19      inference('split', [status(esa)], [zip_derived_cl169])).
% 9.61/2.19  thf(zip_derived_cl313, plain, (( (c2_1 @ a488)) <= (( (c2_1 @ a488)))),
% 9.61/2.19      inference('split', [status(esa)], [zip_derived_cl47])).
% 9.61/2.19  thf(zip_derived_cl820, plain,
% 9.61/2.19      (((~ (c3_1 @ a488) | ~ (c1_1 @ a488)))
% 9.61/2.19         <= (( (c2_1 @ a488)) & 
% 9.61/2.19             (![X0 : $i]: (~ (c2_1 @ X0) | ~ (c1_1 @ X0) | ~ (c3_1 @ X0))))),
% 9.61/2.19      inference('s_sup+', [status(thm)], [zip_derived_cl617, zip_derived_cl313])).
% 9.61/2.19  thf('82', plain,
% 9.61/2.19      (~ ( (c1_1 @ a488)) | ~ ( (c2_1 @ a488)) | 
% 9.61/2.19       ~ (![X0 : $i]: (~ (c2_1 @ X0) | ~ (c1_1 @ X0) | ~ (c3_1 @ X0))) | 
% 9.61/2.19       ~ ( (c3_1 @ a488))),
% 9.61/2.19      inference('split', [status(esa)], [zip_derived_cl820])).
% 9.61/2.19  thf(clause185, conjecture,
% 9.61/2.19    (~( ( hskp14 ) | ( c3_1 @ V ) | ( c0_1 @ V ) | ( c0_1 @ U ) | 
% 9.61/2.19        ( ~( c2_1 @ V ) ) | ( ~( ndr1_0 ) ) | ( ~( c3_1 @ U ) ) | 
% 9.61/2.19        ( ~( c1_1 @ U ) ) ))).
% 9.61/2.19  thf(zf_stmt_72, negated_conjecture,
% 9.61/2.19    (( hskp14 ) | ( c3_1 @ V ) | ( c0_1 @ V ) | ( c0_1 @ U ) | 
% 9.61/2.19     ( ~( c2_1 @ V ) ) | ( ~( ndr1_0 ) ) | ( ~( c3_1 @ U ) ) | 
% 9.61/2.19     ( ~( c1_1 @ U ) )),
% 9.61/2.19    inference('cnf.neg', [status(esa)], [clause185])).
% 9.61/2.19  thf(zip_derived_cl184, plain,
% 9.61/2.19      (![X0 : $i, X1 : $i]:
% 9.61/2.19         ( (hskp14)
% 9.61/2.19          |  (c3_1 @ X0)
% 9.61/2.19          |  (c0_1 @ X0)
% 9.61/2.19          |  (c0_1 @ X1)
% 9.61/2.19          | ~ (c2_1 @ X0)
% 9.61/2.19          | ~ (ndr1_0)
% 9.61/2.19          | ~ (c3_1 @ X1)
% 9.61/2.19          | ~ (c1_1 @ X1))),
% 9.61/2.19      inference('cnf', [status(esa)], [zf_stmt_72])).
% 9.61/2.19  thf('83', plain,
% 9.61/2.19      ((![X0 : $i]: (~ (c2_1 @ X0) |  (c0_1 @ X0) |  (c3_1 @ X0))) | 
% 9.61/2.19       (![X1 : $i]: ( (c0_1 @ X1) | ~ (c1_1 @ X1) | ~ (c3_1 @ X1))) | 
% 9.61/2.19       ( (hskp14)) | ~ ( (ndr1_0))),
% 9.61/2.19      inference('split', [status(esa)], [zip_derived_cl184])).
% 9.61/2.19  thf(clause145, conjecture,
% 9.61/2.19    (~( ( hskp1 ) | ( hskp15 ) | ( c3_1 @ U ) | ( c0_1 @ U ) | 
% 9.61/2.19        ( ~( ndr1_0 ) ) | ( ~( c2_1 @ U ) ) ))).
% 9.61/2.19  thf(zf_stmt_73, negated_conjecture,
% 9.61/2.19    (( hskp1 ) | ( hskp15 ) | ( c3_1 @ U ) | ( c0_1 @ U ) | ( ~( ndr1_0 ) ) | 
% 9.61/2.19     ( ~( c2_1 @ U ) )),
% 9.61/2.19    inference('cnf.neg', [status(esa)], [clause145])).
% 9.61/2.19  thf(zip_derived_cl144, plain,
% 9.61/2.19      (![X0 : $i]:
% 9.61/2.19         ( (hskp1)
% 9.61/2.19          |  (hskp15)
% 9.61/2.19          |  (c3_1 @ X0)
% 9.61/2.19          |  (c0_1 @ X0)
% 9.61/2.19          | ~ (ndr1_0)
% 9.61/2.19          | ~ (c2_1 @ X0))),
% 9.61/2.19      inference('cnf', [status(esa)], [zf_stmt_73])).
% 9.61/2.19  thf(zip_derived_cl517, plain,
% 9.61/2.19      ((![X0 : $i]: (~ (c2_1 @ X0) |  (c0_1 @ X0) |  (c3_1 @ X0)))
% 9.61/2.19         <= ((![X0 : $i]: (~ (c2_1 @ X0) |  (c0_1 @ X0) |  (c3_1 @ X0))))),
% 9.61/2.19      inference('split', [status(esa)], [zip_derived_cl144])).
% 9.61/2.19  thf(zip_derived_cl375, plain, (( (c2_1 @ a478)) <= (( (c2_1 @ a478)))),
% 9.61/2.19      inference('split', [status(esa)], [zip_derived_cl78])).
% 9.61/2.19  thf(zip_derived_cl1467, plain,
% 9.61/2.19      ((( (c3_1 @ a478) |  (c0_1 @ a478)))
% 9.61/2.19         <= (( (c2_1 @ a478)) & 
% 9.61/2.19             (![X0 : $i]: (~ (c2_1 @ X0) |  (c0_1 @ X0) |  (c3_1 @ X0))))),
% 9.61/2.19      inference('s_sup+', [status(thm)], [zip_derived_cl517, zip_derived_cl375])).
% 9.61/2.19  thf('84', plain,
% 9.61/2.19      (~ ( (c2_1 @ a478)) | ( (c0_1 @ a478)) | 
% 9.61/2.19       ~ (![X0 : $i]: (~ (c2_1 @ X0) |  (c0_1 @ X0) |  (c3_1 @ X0))) | 
% 9.61/2.19       ( (c3_1 @ a478))),
% 9.61/2.19      inference('split', [status(esa)], [zip_derived_cl1467])).
% 9.61/2.19  thf(zip_derived_cl668, plain,
% 9.61/2.19      ((![X1 : $i]: ( (c2_1 @ X1) | ~ (c1_1 @ X1) | ~ (c3_1 @ X1)))
% 9.61/2.19         <= ((![X1 : $i]: ( (c2_1 @ X1) | ~ (c1_1 @ X1) | ~ (c3_1 @ X1))))),
% 9.61/2.19      inference('split', [status(esa)], [zip_derived_cl182])).
% 9.61/2.19  thf(zip_derived_cl465, plain, ((~ (c2_1 @ a471)) <= (~ ( (c2_1 @ a471)))),
% 9.61/2.19      inference('split', [status(esa)], [zip_derived_cl123])).
% 9.61/2.19  thf(zip_derived_cl1608, plain,
% 9.61/2.19      (((~ (c3_1 @ a471) | ~ (c1_1 @ a471)))
% 9.61/2.19         <= (~ ( (c2_1 @ a471)) & 
% 9.61/2.19             (![X1 : $i]: ( (c2_1 @ X1) | ~ (c1_1 @ X1) | ~ (c3_1 @ X1))))),
% 9.61/2.19      inference('s_sup-', [status(thm)], [zip_derived_cl668, zip_derived_cl465])).
% 9.61/2.19  thf('85', plain,
% 9.61/2.19      (~ ( (c1_1 @ a471)) | 
% 9.61/2.19       ~ (![X1 : $i]: ( (c2_1 @ X1) | ~ (c1_1 @ X1) | ~ (c3_1 @ X1))) | 
% 9.61/2.19       ( (c2_1 @ a471)) | ~ ( (c3_1 @ a471))),
% 9.61/2.19      inference('split', [status(esa)], [zip_derived_cl1608])).
% 9.61/2.19  thf(zip_derived_cl505, plain,
% 9.61/2.19      ((![X0 : $i]: ( (c2_1 @ X0) |  (c0_1 @ X0) |  (c3_1 @ X0)))
% 9.61/2.19         <= ((![X0 : $i]: ( (c2_1 @ X0) |  (c0_1 @ X0) |  (c3_1 @ X0))))),
% 9.61/2.19      inference('split', [status(esa)], [zip_derived_cl141])).
% 9.61/2.19  thf(clause93, conjecture, (~( ( ~( hskp27 ) ) | ( ~( c2_1 @ a576 ) ) ))).
% 9.61/2.19  thf(zf_stmt_74, negated_conjecture, (( ~( hskp27 ) ) | ( ~( c2_1 @ a576 ) )),
% 9.61/2.19    inference('cnf.neg', [status(esa)], [clause93])).
% 9.61/2.19  thf(zip_derived_cl92, plain, ((~ (hskp27) | ~ (c2_1 @ a576))),
% 9.61/2.19      inference('cnf', [status(esa)], [zf_stmt_74])).
% 9.61/2.19  thf(zip_derived_cl403, plain, ((~ (c2_1 @ a576)) <= (~ ( (c2_1 @ a576)))),
% 9.61/2.19      inference('split', [status(esa)], [zip_derived_cl92])).
% 9.61/2.19  thf(zip_derived_cl1262, plain,
% 9.61/2.19      ((( (c3_1 @ a576) |  (c0_1 @ a576)))
% 9.61/2.19         <= (~ ( (c2_1 @ a576)) & 
% 9.61/2.19             (![X0 : $i]: ( (c2_1 @ X0) |  (c0_1 @ X0) |  (c3_1 @ X0))))),
% 9.61/2.19      inference('s_sup-', [status(thm)], [zip_derived_cl505, zip_derived_cl403])).
% 9.61/2.19  thf('86', plain,
% 9.61/2.19      (( (c0_1 @ a576)) | 
% 9.61/2.19       ~ (![X0 : $i]: ( (c2_1 @ X0) |  (c0_1 @ X0) |  (c3_1 @ X0))) | 
% 9.61/2.19       ( (c3_1 @ a576)) | ( (c2_1 @ a576))),
% 9.61/2.19      inference('split', [status(esa)], [zip_derived_cl1262])).
% 9.61/2.19  thf(clause92, conjecture, (~( ( ~( hskp27 ) ) | ( ~( c1_1 @ a576 ) ) ))).
% 9.61/2.19  thf(zf_stmt_75, negated_conjecture, (( ~( hskp27 ) ) | ( ~( c1_1 @ a576 ) )),
% 9.61/2.19    inference('cnf.neg', [status(esa)], [clause92])).
% 9.61/2.19  thf(zip_derived_cl91, plain, ((~ (hskp27) | ~ (c1_1 @ a576))),
% 9.61/2.19      inference('cnf', [status(esa)], [zf_stmt_75])).
% 9.61/2.19  thf('87', plain, (~ ( (c1_1 @ a576)) | ~ ( (hskp27))),
% 9.61/2.19      inference('split', [status(esa)], [zip_derived_cl91])).
% 9.61/2.19  thf('88', plain, (~ ( (c2_1 @ a576)) | ~ ( (hskp27))),
% 9.61/2.19      inference('split', [status(esa)], [zip_derived_cl92])).
% 9.61/2.19  thf(clause94, conjecture, (~( ( ~( hskp27 ) ) | ( ~( c3_1 @ a576 ) ) ))).
% 9.61/2.19  thf(zf_stmt_76, negated_conjecture, (( ~( hskp27 ) ) | ( ~( c3_1 @ a576 ) )),
% 9.61/2.19    inference('cnf.neg', [status(esa)], [clause94])).
% 9.61/2.19  thf(zip_derived_cl93, plain, ((~ (hskp27) | ~ (c3_1 @ a576))),
% 9.61/2.19      inference('cnf', [status(esa)], [zf_stmt_76])).
% 9.61/2.19  thf('89', plain, (~ ( (c3_1 @ a576)) | ~ ( (hskp27))),
% 9.61/2.19      inference('split', [status(esa)], [zip_derived_cl93])).
% 9.61/2.19  thf('90', plain,
% 9.61/2.19      (( (hskp8)) | ( (hskp7)) | ~ ( (ndr1_0)) | 
% 9.61/2.19       (![X0 : $i]: ( (c2_1 @ X0) |  (c0_1 @ X0) |  (c3_1 @ X0)))),
% 9.61/2.19      inference('split', [status(esa)], [zip_derived_cl141])).
% 9.61/2.19  thf(clause41, conjecture, (~( ( hskp27 ) | ( hskp8 ) | ( hskp7 ) ))).
% 9.61/2.19  thf(zf_stmt_77, negated_conjecture, (( hskp27 ) | ( hskp8 ) | ( hskp7 )),
% 9.61/2.19    inference('cnf.neg', [status(esa)], [clause41])).
% 9.61/2.19  thf(zip_derived_cl40, plain, (( (hskp27) |  (hskp8) |  (hskp7))),
% 9.61/2.19      inference('cnf', [status(esa)], [zf_stmt_77])).
% 9.61/2.19  thf('91', plain, (( (hskp8)) | ( (hskp7)) | ( (hskp27))),
% 9.61/2.19      inference('split', [status(esa)], [zip_derived_cl40])).
% 9.61/2.19  thf(zip_derived_cl525, plain,
% 9.61/2.19      ((![X0 : $i]: ( (c2_1 @ X0) |  (c1_1 @ X0) | ~ (c0_1 @ X0)))
% 9.61/2.19         <= ((![X0 : $i]: ( (c2_1 @ X0) |  (c1_1 @ X0) | ~ (c0_1 @ X0))))),
% 9.61/2.19      inference('split', [status(esa)], [zip_derived_cl146])).
% 9.61/2.19  thf(zip_derived_cl403, plain, ((~ (c2_1 @ a576)) <= (~ ( (c2_1 @ a576)))),
% 9.61/2.19      inference('split', [status(esa)], [zip_derived_cl92])).
% 9.61/2.19  thf(zip_derived_cl1654, plain,
% 9.61/2.19      (((~ (c0_1 @ a576) |  (c1_1 @ a576)))
% 9.61/2.19         <= (~ ( (c2_1 @ a576)) & 
% 9.61/2.19             (![X0 : $i]: ( (c2_1 @ X0) |  (c1_1 @ X0) | ~ (c0_1 @ X0))))),
% 9.61/2.19      inference('s_sup-', [status(thm)], [zip_derived_cl525, zip_derived_cl403])).
% 9.61/2.19  thf('92', plain,
% 9.61/2.19      (( (c1_1 @ a576)) | ( (c2_1 @ a576)) | 
% 9.61/2.19       ~ (![X0 : $i]: ( (c2_1 @ X0) |  (c1_1 @ X0) | ~ (c0_1 @ X0))) | 
% 9.61/2.19       ~ ( (c0_1 @ a576))),
% 9.61/2.19      inference('split', [status(esa)], [zip_derived_cl1654])).
% 9.61/2.19  thf('93', plain, (( (c3_1 @ a472)) | ~ ( (hskp8))),
% 9.61/2.19      inference('split', [status(esa)], [zip_derived_cl82])).
% 9.61/2.19  thf(clause82, conjecture, (~( ( c1_1 @ a472 ) | ( ~( hskp8 ) ) ))).
% 9.61/2.19  thf(zf_stmt_78, negated_conjecture, (( c1_1 @ a472 ) | ( ~( hskp8 ) )),
% 9.61/2.19    inference('cnf.neg', [status(esa)], [clause82])).
% 9.61/2.19  thf(zip_derived_cl81, plain, (( (c1_1 @ a472) | ~ (hskp8))),
% 9.61/2.19      inference('cnf', [status(esa)], [zf_stmt_78])).
% 9.61/2.19  thf('94', plain, (( (c1_1 @ a472)) | ~ ( (hskp8))),
% 9.61/2.19      inference('split', [status(esa)], [zip_derived_cl81])).
% 9.61/2.19  thf('95', plain, (~ ( (c2_1 @ a472)) | ~ ( (hskp8))),
% 9.61/2.19      inference('split', [status(esa)], [zip_derived_cl122])).
% 9.61/2.19  thf(zip_derived_cl668, plain,
% 9.61/2.19      ((![X1 : $i]: ( (c2_1 @ X1) | ~ (c1_1 @ X1) | ~ (c3_1 @ X1)))
% 9.61/2.19         <= ((![X1 : $i]: ( (c2_1 @ X1) | ~ (c1_1 @ X1) | ~ (c3_1 @ X1))))),
% 9.61/2.19      inference('split', [status(esa)], [zip_derived_cl182])).
% 9.61/2.19  thf(zip_derived_cl463, plain, ((~ (c2_1 @ a472)) <= (~ ( (c2_1 @ a472)))),
% 9.61/2.19      inference('split', [status(esa)], [zip_derived_cl122])).
% 9.61/2.19  thf(zip_derived_cl1607, plain,
% 9.61/2.19      (((~ (c3_1 @ a472) | ~ (c1_1 @ a472)))
% 9.61/2.19         <= (~ ( (c2_1 @ a472)) & 
% 9.61/2.19             (![X1 : $i]: ( (c2_1 @ X1) | ~ (c1_1 @ X1) | ~ (c3_1 @ X1))))),
% 9.61/2.19      inference('s_sup-', [status(thm)], [zip_derived_cl668, zip_derived_cl463])).
% 9.61/2.19  thf('96', plain,
% 9.61/2.19      (~ ( (c1_1 @ a472)) | 
% 9.61/2.19       ~ (![X1 : $i]: ( (c2_1 @ X1) | ~ (c1_1 @ X1) | ~ (c3_1 @ X1))) | 
% 9.61/2.19       ( (c2_1 @ a472)) | ~ ( (c3_1 @ a472))),
% 9.61/2.19      inference('split', [status(esa)], [zip_derived_cl1607])).
% 9.61/2.19  thf(clause67, conjecture, (~( ( c0_1 @ a494 ) | ( ~( hskp18 ) ) ))).
% 9.61/2.19  thf(zf_stmt_79, negated_conjecture, (( c0_1 @ a494 ) | ( ~( hskp18 ) )),
% 9.61/2.19    inference('cnf.neg', [status(esa)], [clause67])).
% 9.61/2.19  thf(zip_derived_cl66, plain, (( (c0_1 @ a494) | ~ (hskp18))),
% 9.61/2.19      inference('cnf', [status(esa)], [zf_stmt_79])).
% 9.61/2.19  thf('97', plain, (( (c0_1 @ a494)) | ~ ( (hskp18))),
% 9.61/2.19      inference('split', [status(esa)], [zip_derived_cl66])).
% 9.61/2.19  thf('98', plain, (~ ( (c2_1 @ a494)) | ~ ( (hskp18))),
% 9.61/2.19      inference('split', [status(esa)], [zip_derived_cl107])).
% 9.61/2.19  thf('99', plain, (~ ( (c3_1 @ a494)) | ~ ( (hskp18))),
% 9.61/2.19      inference('split', [status(esa)], [zip_derived_cl108])).
% 9.61/2.19  thf('100', plain,
% 9.61/2.19      (( (hskp17)) | ( (hskp18)) | 
% 9.61/2.19       (![X0 : $i]: (~ (c2_1 @ X0) | ~ (c1_1 @ X0) |  (c3_1 @ X0))) | 
% 9.61/2.19       ~ ( (ndr1_0))),
% 9.61/2.19      inference('split', [status(esa)], [zip_derived_cl161])).
% 9.61/2.19  thf('101', plain, (( (c2_1 @ a493)) | ~ ( (hskp17))),
% 9.61/2.19      inference('split', [status(esa)], [zip_derived_cl67])).
% 9.61/2.19  thf(clause69, conjecture, (~( ( c3_1 @ a493 ) | ( ~( hskp17 ) ) ))).
% 9.61/2.19  thf(zf_stmt_80, negated_conjecture, (( c3_1 @ a493 ) | ( ~( hskp17 ) )),
% 9.61/2.19    inference('cnf.neg', [status(esa)], [clause69])).
% 9.61/2.19  thf(zip_derived_cl68, plain, (( (c3_1 @ a493) | ~ (hskp17))),
% 9.61/2.19      inference('cnf', [status(esa)], [zf_stmt_80])).
% 9.61/2.19  thf('102', plain, (( (c3_1 @ a493)) | ~ ( (hskp17))),
% 9.61/2.19      inference('split', [status(esa)], [zip_derived_cl68])).
% 9.61/2.19  thf(clause110, conjecture, (~( ( ~( hskp17 ) ) | ( ~( c0_1 @ a493 ) ) ))).
% 9.61/2.19  thf(zf_stmt_81, negated_conjecture, (( ~( hskp17 ) ) | ( ~( c0_1 @ a493 ) )),
% 9.61/2.19    inference('cnf.neg', [status(esa)], [clause110])).
% 9.61/2.19  thf(zip_derived_cl109, plain, ((~ (hskp17) | ~ (c0_1 @ a493))),
% 9.61/2.19      inference('cnf', [status(esa)], [zf_stmt_81])).
% 9.61/2.19  thf('103', plain, (~ ( (c0_1 @ a493)) | ~ ( (hskp17))),
% 9.61/2.19      inference('split', [status(esa)], [zip_derived_cl109])).
% 9.61/2.19  thf(clause156, conjecture,
% 9.61/2.19    (~( ( hskp17 ) | ( hskp7 ) | ( c0_1 @ U ) | ( ~( ndr1_0 ) ) | 
% 9.61/2.19        ( ~( c3_1 @ U ) ) | ( ~( c2_1 @ U ) ) ))).
% 9.61/2.19  thf(zf_stmt_82, negated_conjecture,
% 9.61/2.19    (( hskp17 ) | ( hskp7 ) | ( c0_1 @ U ) | ( ~( ndr1_0 ) ) | 
% 9.61/2.19     ( ~( c3_1 @ U ) ) | ( ~( c2_1 @ U ) )),
% 9.61/2.19    inference('cnf.neg', [status(esa)], [clause156])).
% 9.61/2.19  thf(zip_derived_cl155, plain,
% 9.61/2.19      (![X0 : $i]:
% 9.61/2.19         ( (hskp17)
% 9.61/2.19          |  (hskp7)
% 9.61/2.19          |  (c0_1 @ X0)
% 9.61/2.19          | ~ (ndr1_0)
% 9.61/2.19          | ~ (c3_1 @ X0)
% 9.61/2.19          | ~ (c2_1 @ X0))),
% 9.61/2.19      inference('cnf', [status(esa)], [zf_stmt_82])).
% 9.61/2.19  thf(zip_derived_cl561, plain,
% 9.61/2.19      ((![X0 : $i]: (~ (c2_1 @ X0) |  (c0_1 @ X0) | ~ (c3_1 @ X0)))
% 9.61/2.19         <= ((![X0 : $i]: (~ (c2_1 @ X0) |  (c0_1 @ X0) | ~ (c3_1 @ X0))))),
% 9.61/2.19      inference('split', [status(esa)], [zip_derived_cl155])).
% 9.61/2.19  thf(zip_derived_cl353, plain, (( (c2_1 @ a493)) <= (( (c2_1 @ a493)))),
% 9.61/2.19      inference('split', [status(esa)], [zip_derived_cl67])).
% 9.61/2.19  thf(zip_derived_cl1095, plain,
% 9.61/2.19      (((~ (c3_1 @ a493) |  (c0_1 @ a493)))
% 9.61/2.19         <= (( (c2_1 @ a493)) & 
% 9.61/2.19             (![X0 : $i]: (~ (c2_1 @ X0) |  (c0_1 @ X0) | ~ (c3_1 @ X0))))),
% 9.61/2.19      inference('s_sup+', [status(thm)], [zip_derived_cl561, zip_derived_cl353])).
% 9.61/2.19  thf('104', plain,
% 9.61/2.19      (~ (![X0 : $i]: (~ (c2_1 @ X0) |  (c0_1 @ X0) | ~ (c3_1 @ X0))) | 
% 9.61/2.19       ~ ( (c3_1 @ a493)) | ( (c0_1 @ a493)) | ~ ( (c2_1 @ a493))),
% 9.61/2.19      inference('split', [status(esa)], [zip_derived_cl1095])).
% 9.61/2.19  thf(clause207, conjecture,
% 9.61/2.19    (~( ( c0_1 @ W ) | ( ~( c3_1 @ W ) ) | ( ~( c2_1 @ W ) ) | 
% 9.61/2.19        ( ~( c2_1 @ V ) ) | ( ~( c1_1 @ V ) ) | ( ~( c0_1 @ V ) ) | 
% 9.61/2.19        ( ~( ndr1_0 ) ) | ( ~( c3_1 @ U ) ) | ( ~( c1_1 @ U ) ) | 
% 9.61/2.19        ( ~( c0_1 @ U ) ) ))).
% 9.61/2.19  thf(zf_stmt_83, negated_conjecture,
% 9.61/2.19    (( c0_1 @ W ) | ( ~( c3_1 @ W ) ) | ( ~( c2_1 @ W ) ) | 
% 9.61/2.19     ( ~( c2_1 @ V ) ) | ( ~( c1_1 @ V ) ) | ( ~( c0_1 @ V ) ) | 
% 9.61/2.19     ( ~( ndr1_0 ) ) | ( ~( c3_1 @ U ) ) | ( ~( c1_1 @ U ) ) | 
% 9.61/2.19     ( ~( c0_1 @ U ) )),
% 9.61/2.19    inference('cnf.neg', [status(esa)], [clause207])).
% 9.61/2.19  thf(zip_derived_cl206, plain,
% 9.61/2.19      (![X0 : $i, X1 : $i, X2 : $i]:
% 9.61/2.19         ( (c0_1 @ X0)
% 9.61/2.19          | ~ (c3_1 @ X0)
% 9.61/2.19          | ~ (c2_1 @ X0)
% 9.61/2.19          | ~ (c2_1 @ X1)
% 9.61/2.19          | ~ (c1_1 @ X1)
% 9.61/2.19          | ~ (c0_1 @ X1)
% 9.61/2.19          | ~ (ndr1_0)
% 9.61/2.19          | ~ (c3_1 @ X2)
% 9.61/2.19          | ~ (c1_1 @ X2)
% 9.61/2.19          | ~ (c0_1 @ X2))),
% 9.61/2.19      inference('cnf', [status(esa)], [zf_stmt_83])).
% 9.61/2.19  thf('105', plain,
% 9.61/2.19      ((![X0 : $i]: (~ (c2_1 @ X0) | ~ (c1_1 @ X0) | ~ (c0_1 @ X0))) | 
% 9.61/2.19       (![X1 : $i]: (~ (c0_1 @ X1) | ~ (c1_1 @ X1) | ~ (c3_1 @ X1))) | 
% 9.61/2.19       ~ ( (ndr1_0)) | 
% 9.61/2.19       (![X0 : $i]: (~ (c2_1 @ X0) |  (c0_1 @ X0) | ~ (c3_1 @ X0)))),
% 9.61/2.19      inference('split', [status(esa)], [zip_derived_cl206])).
% 9.61/2.19  thf(clause187, conjecture,
% 9.61/2.19    (~( ( c3_1 @ V ) | ( c2_1 @ V ) | ( ~( c0_1 @ V ) ) | ( ~( ndr1_0 ) ) | 
% 9.61/2.19        ( ~( c2_1 @ U ) ) | ( ~( c1_1 @ U ) ) | ( ~( c0_1 @ U ) ) ))).
% 9.61/2.19  thf(zf_stmt_84, negated_conjecture,
% 9.61/2.19    (( c3_1 @ V ) | ( c2_1 @ V ) | ( ~( c0_1 @ V ) ) | ( ~( ndr1_0 ) ) | 
% 9.61/2.19     ( ~( c2_1 @ U ) ) | ( ~( c1_1 @ U ) ) | ( ~( c0_1 @ U ) )),
% 9.61/2.19    inference('cnf.neg', [status(esa)], [clause187])).
% 9.61/2.19  thf(zip_derived_cl186, plain,
% 9.61/2.19      (![X0 : $i, X1 : $i]:
% 9.61/2.19         ( (c3_1 @ X0)
% 9.61/2.19          |  (c2_1 @ X0)
% 9.61/2.19          | ~ (c0_1 @ X0)
% 9.61/2.19          | ~ (ndr1_0)
% 9.61/2.19          | ~ (c2_1 @ X1)
% 9.61/2.19          | ~ (c1_1 @ X1)
% 9.61/2.19          | ~ (c0_1 @ X1))),
% 9.61/2.19      inference('cnf', [status(esa)], [zf_stmt_84])).
% 9.61/2.19  thf('106', plain,
% 9.61/2.19      ((![X0 : $i]: (~ (c2_1 @ X0) | ~ (c1_1 @ X0) | ~ (c0_1 @ X0))) | 
% 9.61/2.19       (![X0 : $i]: ( (c2_1 @ X0) | ~ (c0_1 @ X0) |  (c3_1 @ X0))) | 
% 9.61/2.19       ~ ( (ndr1_0))),
% 9.61/2.19      inference('split', [status(esa)], [zip_derived_cl186])).
% 9.61/2.19  thf(clause50, conjecture, (~( ( c0_1 @ a474 ) | ( ~( hskp29 ) ) ))).
% 9.61/2.19  thf(zf_stmt_85, negated_conjecture, (( c0_1 @ a474 ) | ( ~( hskp29 ) )),
% 9.61/2.19    inference('cnf.neg', [status(esa)], [clause50])).
% 9.61/2.19  thf(zip_derived_cl49, plain, (( (c0_1 @ a474) | ~ (hskp29))),
% 9.61/2.19      inference('cnf', [status(esa)], [zf_stmt_85])).
% 9.61/2.19  thf('107', plain, (~ ( (hskp29)) | ( (c0_1 @ a474))),
% 9.61/2.19      inference('split', [status(esa)], [zip_derived_cl49])).
% 9.61/2.19  thf(clause51, conjecture, (~( ( c1_1 @ a474 ) | ( ~( hskp29 ) ) ))).
% 9.61/2.19  thf(zf_stmt_86, negated_conjecture, (( c1_1 @ a474 ) | ( ~( hskp29 ) )),
% 9.61/2.19    inference('cnf.neg', [status(esa)], [clause51])).
% 9.61/2.19  thf(zip_derived_cl50, plain, (( (c1_1 @ a474) | ~ (hskp29))),
% 9.61/2.19      inference('cnf', [status(esa)], [zf_stmt_86])).
% 9.61/2.19  thf('108', plain, (~ ( (hskp29)) | ( (c1_1 @ a474))),
% 9.61/2.19      inference('split', [status(esa)], [zip_derived_cl50])).
% 9.61/2.19  thf('109', plain, (~ ( (hskp29)) | ( (c2_1 @ a474))),
% 9.61/2.19      inference('split', [status(esa)], [zip_derived_cl51])).
% 9.61/2.19  thf(zip_derived_cl321, plain, (( (c2_1 @ a474)) <= (( (c2_1 @ a474)))),
% 9.61/2.19      inference('split', [status(esa)], [zip_derived_cl51])).
% 9.61/2.19  thf(zip_derived_cl589, plain,
% 9.61/2.19      ((![X0 : $i]: (~ (c2_1 @ X0) | ~ (c1_1 @ X0) | ~ (c0_1 @ X0)))
% 9.61/2.19         <= ((![X0 : $i]: (~ (c2_1 @ X0) | ~ (c1_1 @ X0) | ~ (c0_1 @ X0))))),
% 9.61/2.19      inference('split', [status(esa)], [zip_derived_cl162])).
% 9.61/2.19  thf(zip_derived_cl826, plain,
% 9.61/2.19      (((~ (c1_1 @ a474) | ~ (c0_1 @ a474)))
% 9.61/2.19         <= (( (c2_1 @ a474)) & 
% 9.61/2.19             (![X0 : $i]: (~ (c2_1 @ X0) | ~ (c1_1 @ X0) | ~ (c0_1 @ X0))))),
% 9.61/2.19      inference('s_sup-', [status(thm)], [zip_derived_cl321, zip_derived_cl589])).
% 9.61/2.19  thf('110', plain,
% 9.61/2.19      (~ ( (c1_1 @ a474)) | ~ ( (c0_1 @ a474)) | 
% 9.61/2.19       ~ (![X0 : $i]: (~ (c2_1 @ X0) | ~ (c1_1 @ X0) | ~ (c0_1 @ X0))) | 
% 9.61/2.19       ~ ( (c2_1 @ a474))),
% 9.61/2.19      inference('split', [status(esa)], [zip_derived_cl826])).
% 9.61/2.19  thf(clause193, conjecture,
% 9.61/2.19    (~( ( hskp29 ) | ( c2_1 @ V ) | ( c3_1 @ U ) | ( ~( c1_1 @ V ) ) | 
% 9.61/2.19        ( ~( c0_1 @ V ) ) | ( ~( ndr1_0 ) ) | ( ~( c2_1 @ U ) ) | 
% 9.61/2.19        ( ~( c1_1 @ U ) ) ))).
% 9.61/2.19  thf(zf_stmt_87, negated_conjecture,
% 9.61/2.19    (( hskp29 ) | ( c2_1 @ V ) | ( c3_1 @ U ) | ( ~( c1_1 @ V ) ) | 
% 9.61/2.19     ( ~( c0_1 @ V ) ) | ( ~( ndr1_0 ) ) | ( ~( c2_1 @ U ) ) | 
% 9.61/2.19     ( ~( c1_1 @ U ) )),
% 9.61/2.19    inference('cnf.neg', [status(esa)], [clause193])).
% 9.61/2.19  thf(zip_derived_cl192, plain,
% 9.61/2.19      (![X0 : $i, X1 : $i]:
% 9.61/2.19         ( (hskp29)
% 9.61/2.19          |  (c2_1 @ X0)
% 9.61/2.19          |  (c3_1 @ X1)
% 9.61/2.19          | ~ (c1_1 @ X0)
% 9.61/2.19          | ~ (c0_1 @ X0)
% 9.61/2.19          | ~ (ndr1_0)
% 9.61/2.19          | ~ (c2_1 @ X1)
% 9.61/2.19          | ~ (c1_1 @ X1))),
% 9.61/2.19      inference('cnf', [status(esa)], [zf_stmt_87])).
% 9.61/2.19  thf('111', plain,
% 9.61/2.19      ((![X0 : $i]: (~ (c2_1 @ X0) | ~ (c1_1 @ X0) |  (c3_1 @ X0))) | 
% 9.61/2.19       (![X0 : $i]: ( (c2_1 @ X0) | ~ (c1_1 @ X0) | ~ (c0_1 @ X0))) | 
% 9.61/2.19       ~ ( (ndr1_0)) | ( (hskp29))),
% 9.61/2.19      inference('split', [status(esa)], [zip_derived_cl192])).
% 9.61/2.19  thf(zip_derived_cl708, plain,
% 9.61/2.19      ((![X0 : $i]: ( (c2_1 @ X0) | ~ (c1_1 @ X0) | ~ (c0_1 @ X0)))
% 9.61/2.19         <= ((![X0 : $i]: ( (c2_1 @ X0) | ~ (c1_1 @ X0) | ~ (c0_1 @ X0))))),
% 9.61/2.19      inference('split', [status(esa)], [zip_derived_cl192])).
% 9.61/2.19  thf(zip_derived_cl465, plain, ((~ (c2_1 @ a471)) <= (~ ( (c2_1 @ a471)))),
% 9.61/2.19      inference('split', [status(esa)], [zip_derived_cl123])).
% 9.61/2.19  thf(zip_derived_cl1695, plain,
% 9.61/2.19      (((~ (c0_1 @ a471) | ~ (c1_1 @ a471)))
% 9.61/2.19         <= (~ ( (c2_1 @ a471)) & 
% 9.61/2.19             (![X0 : $i]: ( (c2_1 @ X0) | ~ (c1_1 @ X0) | ~ (c0_1 @ X0))))),
% 9.61/2.19      inference('s_sup-', [status(thm)], [zip_derived_cl708, zip_derived_cl465])).
% 9.61/2.19  thf('112', plain,
% 9.61/2.19      (~ ( (c1_1 @ a471)) | 
% 9.61/2.19       ~ (![X0 : $i]: ( (c2_1 @ X0) | ~ (c1_1 @ X0) | ~ (c0_1 @ X0))) | 
% 9.61/2.19       ~ ( (c0_1 @ a471)) | ( (c2_1 @ a471))),
% 9.61/2.19      inference('split', [status(esa)], [zip_derived_cl1695])).
% 9.61/2.19  thf(clause85, conjecture, (~( ( c3_1 @ a471 ) | ( ~( hskp7 ) ) ))).
% 9.61/2.19  thf(zf_stmt_88, negated_conjecture, (( c3_1 @ a471 ) | ( ~( hskp7 ) )),
% 9.61/2.19    inference('cnf.neg', [status(esa)], [clause85])).
% 9.61/2.19  thf(zip_derived_cl84, plain, (( (c3_1 @ a471) | ~ (hskp7))),
% 9.61/2.19      inference('cnf', [status(esa)], [zf_stmt_88])).
% 9.61/2.19  thf(zip_derived_cl387, plain, (( (c3_1 @ a471)) <= (( (c3_1 @ a471)))),
% 9.61/2.19      inference('split', [status(esa)], [zip_derived_cl84])).
% 9.61/2.19  thf(zip_derived_cl664, plain,
% 9.61/2.19      ((![X1 : $i]: (~ (c0_1 @ X1) | ~ (c1_1 @ X1) | ~ (c3_1 @ X1)))
% 9.61/2.19         <= ((![X1 : $i]: (~ (c0_1 @ X1) | ~ (c1_1 @ X1) | ~ (c3_1 @ X1))))),
% 9.61/2.19      inference('split', [status(esa)], [zip_derived_cl181])).
% 9.61/2.19  thf(zip_derived_cl1001, plain,
% 9.61/2.19      (((~ (c0_1 @ a471) | ~ (c1_1 @ a471)))
% 9.61/2.19         <= (( (c3_1 @ a471)) & 
% 9.61/2.19             (![X1 : $i]: (~ (c0_1 @ X1) | ~ (c1_1 @ X1) | ~ (c3_1 @ X1))))),
% 9.61/2.19      inference('s_sup-', [status(thm)], [zip_derived_cl387, zip_derived_cl664])).
% 9.61/2.19  thf('113', plain,
% 9.61/2.19      (~ ( (c1_1 @ a471)) | ~ ( (c3_1 @ a471)) | 
% 9.61/2.19       ~ (![X1 : $i]: (~ (c0_1 @ X1) | ~ (c1_1 @ X1) | ~ (c3_1 @ X1))) | 
% 9.61/2.19       ~ ( (c0_1 @ a471))),
% 9.61/2.19      inference('split', [status(esa)], [zip_derived_cl1001])).
% 9.61/2.19  thf(zip_derived_cl525, plain,
% 9.61/2.19      ((![X0 : $i]: ( (c2_1 @ X0) |  (c1_1 @ X0) | ~ (c0_1 @ X0)))
% 9.61/2.19         <= ((![X0 : $i]: ( (c2_1 @ X0) |  (c1_1 @ X0) | ~ (c0_1 @ X0))))),
% 9.61/2.19      inference('split', [status(esa)], [zip_derived_cl146])).
% 9.61/2.19  thf(zip_derived_cl465, plain, ((~ (c2_1 @ a471)) <= (~ ( (c2_1 @ a471)))),
% 9.61/2.19      inference('split', [status(esa)], [zip_derived_cl123])).
% 9.61/2.19  thf(zip_derived_cl1652, plain,
% 9.61/2.19      (((~ (c0_1 @ a471) |  (c1_1 @ a471)))
% 9.61/2.19         <= (~ ( (c2_1 @ a471)) & 
% 9.61/2.19             (![X0 : $i]: ( (c2_1 @ X0) |  (c1_1 @ X0) | ~ (c0_1 @ X0))))),
% 9.61/2.19      inference('s_sup-', [status(thm)], [zip_derived_cl525, zip_derived_cl465])).
% 9.61/2.19  thf('114', plain,
% 9.61/2.19      (( (c1_1 @ a471)) | ~ ( (c0_1 @ a471)) | 
% 9.61/2.19       ~ (![X0 : $i]: ( (c2_1 @ X0) |  (c1_1 @ X0) | ~ (c0_1 @ X0))) | 
% 9.61/2.19       ( (c2_1 @ a471))),
% 9.61/2.19      inference('split', [status(esa)], [zip_derived_cl1652])).
% 9.61/2.19  thf(clause84, conjecture, (~( ( c0_1 @ a471 ) | ( ~( hskp7 ) ) ))).
% 9.61/2.19  thf(zf_stmt_89, negated_conjecture, (( c0_1 @ a471 ) | ( ~( hskp7 ) )),
% 9.61/2.19    inference('cnf.neg', [status(esa)], [clause84])).
% 9.61/2.19  thf(zip_derived_cl83, plain, (( (c0_1 @ a471) | ~ (hskp7))),
% 9.61/2.19      inference('cnf', [status(esa)], [zf_stmt_89])).
% 9.61/2.19  thf('115', plain, (( (c0_1 @ a471)) | ~ ( (hskp7))),
% 9.61/2.19      inference('split', [status(esa)], [zip_derived_cl83])).
% 9.61/2.19  thf('116', plain, (( (c3_1 @ a471)) | ~ ( (hskp7))),
% 9.61/2.19      inference('split', [status(esa)], [zip_derived_cl84])).
% 9.61/2.19  thf('117', plain, (~ ( (c2_1 @ a471)) | ~ ( (hskp7))),
% 9.61/2.19      inference('split', [status(esa)], [zip_derived_cl123])).
% 9.61/2.19  thf(clause146, conjecture,
% 9.61/2.19    (~( ( hskp16 ) | ( hskp7 ) | ( c3_1 @ U ) | ( c0_1 @ U ) | 
% 9.61/2.19        ( ~( ndr1_0 ) ) | ( ~( c2_1 @ U ) ) ))).
% 9.61/2.19  thf(zf_stmt_90, negated_conjecture,
% 9.61/2.19    (( hskp16 ) | ( hskp7 ) | ( c3_1 @ U ) | ( c0_1 @ U ) | ( ~( ndr1_0 ) ) | 
% 9.61/2.19     ( ~( c2_1 @ U ) )),
% 9.61/2.19    inference('cnf.neg', [status(esa)], [clause146])).
% 9.61/2.19  thf(zip_derived_cl145, plain,
% 9.61/2.19      (![X0 : $i]:
% 9.61/2.19         ( (hskp16)
% 9.61/2.19          |  (hskp7)
% 9.61/2.19          |  (c3_1 @ X0)
% 9.61/2.19          |  (c0_1 @ X0)
% 9.61/2.19          | ~ (ndr1_0)
% 9.61/2.19          | ~ (c2_1 @ X0))),
% 9.61/2.19      inference('cnf', [status(esa)], [zf_stmt_90])).
% 9.61/2.19  thf('118', plain,
% 9.61/2.19      ((![X0 : $i]: (~ (c2_1 @ X0) |  (c0_1 @ X0) |  (c3_1 @ X0))) | 
% 9.61/2.19       ( (hskp7)) | ~ ( (ndr1_0)) | ( (hskp16))),
% 9.61/2.19      inference('split', [status(esa)], [zip_derived_cl145])).
% 9.61/2.19  thf(zip_derived_cl517, plain,
% 9.61/2.19      ((![X0 : $i]: (~ (c2_1 @ X0) |  (c0_1 @ X0) |  (c3_1 @ X0)))
% 9.61/2.19         <= ((![X0 : $i]: (~ (c2_1 @ X0) |  (c0_1 @ X0) |  (c3_1 @ X0))))),
% 9.61/2.19      inference('split', [status(esa)], [zip_derived_cl144])).
% 9.61/2.19  thf(clause74, conjecture, (~( ( c2_1 @ a483 ) | ( ~( hskp14 ) ) ))).
% 9.61/2.19  thf(zf_stmt_91, negated_conjecture, (( c2_1 @ a483 ) | ( ~( hskp14 ) )),
% 9.61/2.19    inference('cnf.neg', [status(esa)], [clause74])).
% 9.61/2.19  thf(zip_derived_cl73, plain, (( (c2_1 @ a483) | ~ (hskp14))),
% 9.61/2.19      inference('cnf', [status(esa)], [zf_stmt_91])).
% 9.61/2.19  thf(zip_derived_cl365, plain, (( (c2_1 @ a483)) <= (( (c2_1 @ a483)))),
% 9.61/2.19      inference('split', [status(esa)], [zip_derived_cl73])).
% 9.61/2.19  thf(zip_derived_cl1466, plain,
% 9.61/2.19      ((( (c3_1 @ a483) |  (c0_1 @ a483)))
% 9.61/2.19         <= (( (c2_1 @ a483)) & 
% 9.61/2.19             (![X0 : $i]: (~ (c2_1 @ X0) |  (c0_1 @ X0) |  (c3_1 @ X0))))),
% 9.61/2.19      inference('s_sup+', [status(thm)], [zip_derived_cl517, zip_derived_cl365])).
% 9.61/2.19  thf('119', plain,
% 9.61/2.19      (( (c3_1 @ a483)) | ( (c0_1 @ a483)) | 
% 9.61/2.19       ~ (![X0 : $i]: (~ (c2_1 @ X0) |  (c0_1 @ X0) |  (c3_1 @ X0))) | 
% 9.61/2.19       ~ ( (c2_1 @ a483))),
% 9.61/2.19      inference('split', [status(esa)], [zip_derived_cl1466])).
% 9.61/2.19  thf(zip_derived_cl585, plain,
% 9.61/2.19      ((![X0 : $i]: (~ (c2_1 @ X0) | ~ (c1_1 @ X0) |  (c3_1 @ X0)))
% 9.61/2.19         <= ((![X0 : $i]: (~ (c2_1 @ X0) | ~ (c1_1 @ X0) |  (c3_1 @ X0))))),
% 9.61/2.19      inference('split', [status(esa)], [zip_derived_cl161])).
% 9.61/2.19  thf(zip_derived_cl365, plain, (( (c2_1 @ a483)) <= (( (c2_1 @ a483)))),
% 9.61/2.19      inference('split', [status(esa)], [zip_derived_cl73])).
% 9.61/2.19  thf(zip_derived_cl1163, plain,
% 9.61/2.19      ((( (c3_1 @ a483) | ~ (c1_1 @ a483)))
% 9.61/2.19         <= (( (c2_1 @ a483)) & 
% 9.61/2.19             (![X0 : $i]: (~ (c2_1 @ X0) | ~ (c1_1 @ X0) |  (c3_1 @ X0))))),
% 9.61/2.19      inference('s_sup+', [status(thm)], [zip_derived_cl585, zip_derived_cl365])).
% 9.61/2.19  thf('120', plain,
% 9.61/2.19      (( (c3_1 @ a483)) | ~ ( (c2_1 @ a483)) | 
% 9.61/2.19       ~ (![X0 : $i]: (~ (c2_1 @ X0) | ~ (c1_1 @ X0) |  (c3_1 @ X0))) | 
% 9.61/2.19       ~ ( (c1_1 @ a483))),
% 9.61/2.19      inference('split', [status(esa)], [zip_derived_cl1163])).
% 9.61/2.19  thf(zip_derived_cl4054, plain, (( (c3_1 @ a483)) <= (( (c3_1 @ a483)))),
% 9.61/2.19      inference('split', [status(esa)], [zip_derived_cl1163])).
% 9.61/2.19  thf(zip_derived_cl676, plain,
% 9.61/2.19      ((![X1 : $i]: ( (c0_1 @ X1) | ~ (c1_1 @ X1) | ~ (c3_1 @ X1)))
% 9.61/2.19         <= ((![X1 : $i]: ( (c0_1 @ X1) | ~ (c1_1 @ X1) | ~ (c3_1 @ X1))))),
% 9.61/2.19      inference('split', [status(esa)], [zip_derived_cl184])).
% 9.61/2.19  thf(zip_derived_cl4070, plain,
% 9.61/2.19      ((( (c0_1 @ a483) | ~ (c1_1 @ a483)))
% 9.61/2.19         <= ((![X1 : $i]: ( (c0_1 @ X1) | ~ (c1_1 @ X1) | ~ (c3_1 @ X1))) & 
% 9.61/2.19             ( (c3_1 @ a483)))),
% 9.61/2.19      inference('s_sup-', [status(thm)],
% 9.61/2.19                [zip_derived_cl4054, zip_derived_cl676])).
% 9.61/2.19  thf('121', plain,
% 9.61/2.19      (( (c0_1 @ a483)) | ~ ( (c3_1 @ a483)) | 
% 9.61/2.19       ~ (![X1 : $i]: ( (c0_1 @ X1) | ~ (c1_1 @ X1) | ~ (c3_1 @ X1))) | 
% 9.61/2.19       ~ ( (c1_1 @ a483))),
% 9.61/2.19      inference('split', [status(esa)], [zip_derived_cl4070])).
% 9.61/2.19  thf(zip_derived_cl365, plain, (( (c2_1 @ a483)) <= (( (c2_1 @ a483)))),
% 9.61/2.19      inference('split', [status(esa)], [zip_derived_cl73])).
% 9.61/2.19  thf(zip_derived_cl617, plain,
% 9.61/2.19      ((![X0 : $i]: (~ (c2_1 @ X0) | ~ (c1_1 @ X0) | ~ (c3_1 @ X0)))
% 9.61/2.19         <= ((![X0 : $i]: (~ (c2_1 @ X0) | ~ (c1_1 @ X0) | ~ (c3_1 @ X0))))),
% 9.61/2.19      inference('split', [status(esa)], [zip_derived_cl169])).
% 9.61/2.19  thf(zip_derived_cl955, plain,
% 9.61/2.19      (((~ (c1_1 @ a483) | ~ (c3_1 @ a483)))
% 9.61/2.19         <= (( (c2_1 @ a483)) & 
% 9.61/2.19             (![X0 : $i]: (~ (c2_1 @ X0) | ~ (c1_1 @ X0) | ~ (c3_1 @ X0))))),
% 9.61/2.19      inference('s_sup-', [status(thm)], [zip_derived_cl365, zip_derived_cl617])).
% 9.61/2.19  thf('122', plain,
% 9.61/2.19      (~ ( (c2_1 @ a483)) | ~ ( (c3_1 @ a483)) | 
% 9.61/2.19       ~ (![X0 : $i]: (~ (c2_1 @ X0) | ~ (c1_1 @ X0) | ~ (c3_1 @ X0))) | 
% 9.61/2.19       ~ ( (c1_1 @ a483))),
% 9.61/2.19      inference('split', [status(esa)], [zip_derived_cl955])).
% 9.61/2.19  thf(clause194, conjecture,
% 9.61/2.19    (~( ( hskp16 ) | ( c0_1 @ V ) | ( ~( c3_1 @ V ) ) | ( ~( c1_1 @ V ) ) | 
% 9.61/2.19        ( ~( ndr1_0 ) ) | ( ~( c3_1 @ U ) ) | ( ~( c2_1 @ U ) ) | 
% 9.61/2.19        ( ~( c1_1 @ U ) ) ))).
% 9.61/2.19  thf(zf_stmt_92, negated_conjecture,
% 9.61/2.19    (( hskp16 ) | ( c0_1 @ V ) | ( ~( c3_1 @ V ) ) | ( ~( c1_1 @ V ) ) | 
% 9.61/2.19     ( ~( ndr1_0 ) ) | ( ~( c3_1 @ U ) ) | ( ~( c2_1 @ U ) ) | 
% 9.61/2.19     ( ~( c1_1 @ U ) )),
% 9.61/2.19    inference('cnf.neg', [status(esa)], [clause194])).
% 9.61/2.19  thf(zip_derived_cl193, plain,
% 9.61/2.19      (![X0 : $i, X1 : $i]:
% 9.61/2.19         ( (hskp16)
% 9.61/2.19          |  (c0_1 @ X0)
% 9.61/2.19          | ~ (c3_1 @ X0)
% 9.61/2.19          | ~ (c1_1 @ X0)
% 9.61/2.19          | ~ (ndr1_0)
% 9.61/2.19          | ~ (c3_1 @ X1)
% 9.61/2.19          | ~ (c2_1 @ X1)
% 9.61/2.19          | ~ (c1_1 @ X1))),
% 9.61/2.19      inference('cnf', [status(esa)], [zf_stmt_92])).
% 9.61/2.19  thf('123', plain,
% 9.61/2.19      ((![X0 : $i]: (~ (c2_1 @ X0) | ~ (c1_1 @ X0) | ~ (c3_1 @ X0))) | 
% 9.61/2.19       ( (hskp16)) | 
% 9.61/2.19       (![X1 : $i]: ( (c0_1 @ X1) | ~ (c1_1 @ X1) | ~ (c3_1 @ X1))) | 
% 9.61/2.19       ~ ( (ndr1_0))),
% 9.61/2.19      inference('split', [status(esa)], [zip_derived_cl193])).
% 9.61/2.19  thf(zip_derived_cl661, plain,
% 9.61/2.19      ((![X0 : $i]: ( (c2_1 @ X0) | ~ (c0_1 @ X0) |  (c3_1 @ X0)))
% 9.61/2.19         <= ((![X0 : $i]: ( (c2_1 @ X0) | ~ (c0_1 @ X0) |  (c3_1 @ X0))))),
% 9.61/2.19      inference('split', [status(esa)], [zip_derived_cl180])).
% 9.61/2.19  thf(zip_derived_cl433, plain, ((~ (c2_1 @ a494)) <= (~ ( (c2_1 @ a494)))),
% 9.61/2.19      inference('split', [status(esa)], [zip_derived_cl107])).
% 9.61/2.19  thf(zip_derived_cl2164, plain,
% 9.61/2.19      ((( (c3_1 @ a494) | ~ (c0_1 @ a494)))
% 9.61/2.19         <= (~ ( (c2_1 @ a494)) & 
% 9.61/2.19             (![X0 : $i]: ( (c2_1 @ X0) | ~ (c0_1 @ X0) |  (c3_1 @ X0))))),
% 9.61/2.19      inference('s_sup-', [status(thm)], [zip_derived_cl661, zip_derived_cl433])).
% 9.61/2.19  thf('124', plain,
% 9.61/2.19      (( (c2_1 @ a494)) | ( (c3_1 @ a494)) | 
% 9.61/2.19       ~ (![X0 : $i]: ( (c2_1 @ X0) | ~ (c0_1 @ X0) |  (c3_1 @ X0))) | 
% 9.61/2.19       ~ ( (c0_1 @ a494))),
% 9.61/2.19      inference('split', [status(esa)], [zip_derived_cl2164])).
% 9.61/2.19  thf(clause7, conjecture, (~( ( ndr1_0 ) | ( ~( hskp25 ) ) ))).
% 9.61/2.19  thf(zf_stmt_93, negated_conjecture, (( ndr1_0 ) | ( ~( hskp25 ) )),
% 9.61/2.19    inference('cnf.neg', [status(esa)], [clause7])).
% 9.61/2.19  thf(zip_derived_cl6, plain, (( (ndr1_0) | ~ (hskp25))),
% 9.61/2.19      inference('cnf', [status(esa)], [zf_stmt_93])).
% 9.61/2.19  thf('125', plain, (( (ndr1_0)) | ~ ( (hskp25))),
% 9.61/2.19      inference('split', [status(esa)], [zip_derived_cl6])).
% 9.61/2.19  thf(clause18, conjecture, (~( ( ndr1_0 ) | ( ~( hskp14 ) ) ))).
% 9.61/2.19  thf(zf_stmt_94, negated_conjecture, (( ndr1_0 ) | ( ~( hskp14 ) )),
% 9.61/2.19    inference('cnf.neg', [status(esa)], [clause18])).
% 9.61/2.19  thf(zip_derived_cl17, plain, (( (ndr1_0) | ~ (hskp14))),
% 9.61/2.19      inference('cnf', [status(esa)], [zf_stmt_94])).
% 9.61/2.19  thf('126', plain, (~ ( (hskp14)) | ( (ndr1_0))),
% 9.61/2.19      inference('split', [status(esa)], [zip_derived_cl17])).
% 9.61/2.19  thf(clause32, conjecture, (~( ( ndr1_0 ) | ( ~( hskp0 ) ) ))).
% 9.61/2.19  thf(zf_stmt_95, negated_conjecture, (( ndr1_0 ) | ( ~( hskp0 ) )),
% 9.61/2.19    inference('cnf.neg', [status(esa)], [clause32])).
% 9.61/2.19  thf(zip_derived_cl31, plain, (( (ndr1_0) | ~ (hskp0))),
% 9.61/2.19      inference('cnf', [status(esa)], [zf_stmt_95])).
% 9.61/2.19  thf('127', plain, (( (ndr1_0)) | ~ ( (hskp0))),
% 9.61/2.19      inference('split', [status(esa)], [zip_derived_cl31])).
% 9.61/2.19  thf(clause39, conjecture, (~( ( hskp25 ) | ( hskp14 ) | ( hskp0 ) ))).
% 9.61/2.19  thf(zf_stmt_96, negated_conjecture, (( hskp25 ) | ( hskp14 ) | ( hskp0 )),
% 9.61/2.19    inference('cnf.neg', [status(esa)], [clause39])).
% 9.61/2.19  thf(zip_derived_cl38, plain, (( (hskp25) |  (hskp14) |  (hskp0))),
% 9.61/2.19      inference('cnf', [status(esa)], [zf_stmt_96])).
% 9.61/2.19  thf('128', plain, (( (hskp0)) | ( (hskp25)) | ( (hskp14))),
% 9.61/2.19      inference('split', [status(esa)], [zip_derived_cl38])).
% 9.61/2.19  thf(clause70, conjecture, (~( ( c0_1 @ a487 ) | ( ~( hskp16 ) ) ))).
% 9.61/2.19  thf(zf_stmt_97, negated_conjecture, (( c0_1 @ a487 ) | ( ~( hskp16 ) )),
% 9.61/2.19    inference('cnf.neg', [status(esa)], [clause70])).
% 9.61/2.19  thf(zip_derived_cl69, plain, (( (c0_1 @ a487) | ~ (hskp16))),
% 9.61/2.19      inference('cnf', [status(esa)], [zf_stmt_97])).
% 9.61/2.19  thf('129', plain, (( (c0_1 @ a487)) | ~ ( (hskp16))),
% 9.61/2.19      inference('split', [status(esa)], [zip_derived_cl69])).
% 9.61/2.19  thf(clause111, conjecture, (~( ( ~( hskp16 ) ) | ( ~( c1_1 @ a487 ) ) ))).
% 9.61/2.19  thf(zf_stmt_98, negated_conjecture, (( ~( hskp16 ) ) | ( ~( c1_1 @ a487 ) )),
% 9.61/2.19    inference('cnf.neg', [status(esa)], [clause111])).
% 9.61/2.19  thf(zip_derived_cl110, plain, ((~ (hskp16) | ~ (c1_1 @ a487))),
% 9.61/2.19      inference('cnf', [status(esa)], [zf_stmt_98])).
% 9.61/2.19  thf('130', plain, (~ ( (c1_1 @ a487)) | ~ ( (hskp16))),
% 9.61/2.19      inference('split', [status(esa)], [zip_derived_cl110])).
% 9.61/2.19  thf(clause112, conjecture, (~( ( ~( hskp16 ) ) | ( ~( c2_1 @ a487 ) ) ))).
% 9.61/2.19  thf(zf_stmt_99, negated_conjecture, (( ~( hskp16 ) ) | ( ~( c2_1 @ a487 ) )),
% 9.61/2.19    inference('cnf.neg', [status(esa)], [clause112])).
% 9.61/2.19  thf(zip_derived_cl111, plain, ((~ (hskp16) | ~ (c2_1 @ a487))),
% 9.61/2.19      inference('cnf', [status(esa)], [zf_stmt_99])).
% 9.61/2.19  thf('131', plain, (~ ( (c2_1 @ a487)) | ~ ( (hskp16))),
% 9.61/2.19      inference('split', [status(esa)], [zip_derived_cl111])).
% 9.61/2.19  thf(zip_derived_cl525, plain,
% 9.61/2.19      ((![X0 : $i]: ( (c2_1 @ X0) |  (c1_1 @ X0) | ~ (c0_1 @ X0)))
% 9.61/2.19         <= ((![X0 : $i]: ( (c2_1 @ X0) |  (c1_1 @ X0) | ~ (c0_1 @ X0))))),
% 9.61/2.19      inference('split', [status(esa)], [zip_derived_cl146])).
% 9.61/2.19  thf(zip_derived_cl441, plain, ((~ (c2_1 @ a487)) <= (~ ( (c2_1 @ a487)))),
% 9.61/2.19      inference('split', [status(esa)], [zip_derived_cl111])).
% 9.61/2.19  thf(zip_derived_cl1649, plain,
% 9.61/2.19      (((~ (c0_1 @ a487) |  (c1_1 @ a487)))
% 9.61/2.19         <= (~ ( (c2_1 @ a487)) & 
% 9.61/2.19             (![X0 : $i]: ( (c2_1 @ X0) |  (c1_1 @ X0) | ~ (c0_1 @ X0))))),
% 9.61/2.19      inference('s_sup-', [status(thm)], [zip_derived_cl525, zip_derived_cl441])).
% 9.61/2.19  thf('132', plain,
% 9.61/2.19      (( (c1_1 @ a487)) | ( (c2_1 @ a487)) | 
% 9.61/2.19       ~ (![X0 : $i]: ( (c2_1 @ X0) |  (c1_1 @ X0) | ~ (c0_1 @ X0))) | 
% 9.61/2.19       ~ ( (c0_1 @ a487))),
% 9.61/2.19      inference('split', [status(esa)], [zip_derived_cl1649])).
% 9.61/2.19  thf(clause161, conjecture,
% 9.61/2.19    (~( ( hskp12 ) | ( hskp30 ) | ( c3_1 @ U ) | ( ~( ndr1_0 ) ) | 
% 9.61/2.19        ( ~( c1_1 @ U ) ) | ( ~( c0_1 @ U ) ) ))).
% 9.61/2.19  thf(zf_stmt_100, negated_conjecture,
% 9.61/2.19    (( hskp12 ) | ( hskp30 ) | ( c3_1 @ U ) | ( ~( ndr1_0 ) ) | 
% 9.61/2.19     ( ~( c1_1 @ U ) ) | ( ~( c0_1 @ U ) )),
% 9.61/2.19    inference('cnf.neg', [status(esa)], [clause161])).
% 9.61/2.19  thf(zip_derived_cl160, plain,
% 9.61/2.19      (![X0 : $i]:
% 9.61/2.19         ( (hskp12)
% 9.61/2.19          |  (hskp30)
% 9.61/2.19          |  (c3_1 @ X0)
% 9.61/2.19          | ~ (ndr1_0)
% 9.61/2.19          | ~ (c1_1 @ X0)
% 9.61/2.19          | ~ (c0_1 @ X0))),
% 9.61/2.19      inference('cnf', [status(esa)], [zf_stmt_100])).
% 9.61/2.19  thf('133', plain,
% 9.61/2.19      ((![X0 : $i]: (~ (c1_1 @ X0) | ~ (c0_1 @ X0) |  (c3_1 @ X0))) | 
% 9.61/2.19       ( (hskp12)) | ( (hskp30)) | ~ ( (ndr1_0))),
% 9.61/2.19      inference('split', [status(esa)], [zip_derived_cl160])).
% 9.61/2.19  thf(clause179, conjecture,
% 9.61/2.19    (~( ( c0_1 @ V ) | ( c2_1 @ U ) | ( c1_1 @ U ) | ( ~( c2_1 @ V ) ) | 
% 9.61/2.19        ( ~( c1_1 @ V ) ) | ( ~( ndr1_0 ) ) | ( ~( c0_1 @ U ) ) ))).
% 9.61/2.19  thf(zf_stmt_101, negated_conjecture,
% 9.61/2.19    (( c0_1 @ V ) | ( c2_1 @ U ) | ( c1_1 @ U ) | ( ~( c2_1 @ V ) ) | 
% 9.61/2.19     ( ~( c1_1 @ V ) ) | ( ~( ndr1_0 ) ) | ( ~( c0_1 @ U ) )),
% 9.61/2.19    inference('cnf.neg', [status(esa)], [clause179])).
% 9.61/2.19  thf(zip_derived_cl178, plain,
% 9.61/2.19      (![X0 : $i, X1 : $i]:
% 9.61/2.19         ( (c0_1 @ X0)
% 9.61/2.19          |  (c2_1 @ X1)
% 9.61/2.19          |  (c1_1 @ X1)
% 9.61/2.19          | ~ (c2_1 @ X0)
% 9.61/2.19          | ~ (c1_1 @ X0)
% 9.61/2.19          | ~ (ndr1_0)
% 9.61/2.19          | ~ (c0_1 @ X1))),
% 9.61/2.19      inference('cnf', [status(esa)], [zf_stmt_101])).
% 9.61/2.19  thf('134', plain,
% 9.61/2.19      ((![X0 : $i]: (~ (c2_1 @ X0) | ~ (c1_1 @ X0) |  (c0_1 @ X0))) | 
% 9.61/2.19       (![X0 : $i]: ( (c2_1 @ X0) |  (c1_1 @ X0) | ~ (c0_1 @ X0))) | 
% 9.61/2.19       ~ ( (ndr1_0))),
% 9.61/2.19      inference('split', [status(esa)], [zip_derived_cl178])).
% 9.61/2.19  thf(clause73, conjecture, (~( ( c1_1 @ a483 ) | ( ~( hskp14 ) ) ))).
% 9.61/2.19  thf(zf_stmt_102, negated_conjecture, (( c1_1 @ a483 ) | ( ~( hskp14 ) )),
% 9.61/2.19    inference('cnf.neg', [status(esa)], [clause73])).
% 9.61/2.19  thf(zip_derived_cl72, plain, (( (c1_1 @ a483) | ~ (hskp14))),
% 9.61/2.19      inference('cnf', [status(esa)], [zf_stmt_102])).
% 9.61/2.19  thf('135', plain, (~ ( (hskp14)) | ( (c1_1 @ a483))),
% 9.61/2.19      inference('split', [status(esa)], [zip_derived_cl72])).
% 9.61/2.19  thf('136', plain, (~ ( (hskp14)) | ( (c2_1 @ a483))),
% 9.61/2.19      inference('split', [status(esa)], [zip_derived_cl73])).
% 9.61/2.19  thf(clause114, conjecture, (~( ( ~( hskp14 ) ) | ( ~( c0_1 @ a483 ) ) ))).
% 9.61/2.19  thf(zf_stmt_103, negated_conjecture,
% 9.61/2.19    (( ~( hskp14 ) ) | ( ~( c0_1 @ a483 ) )),
% 9.61/2.19    inference('cnf.neg', [status(esa)], [clause114])).
% 9.61/2.19  thf(zip_derived_cl113, plain, ((~ (hskp14) | ~ (c0_1 @ a483))),
% 9.61/2.19      inference('cnf', [status(esa)], [zf_stmt_103])).
% 9.61/2.19  thf('137', plain, (~ ( (hskp14)) | ~ ( (c0_1 @ a483))),
% 9.61/2.19      inference('split', [status(esa)], [zip_derived_cl113])).
% 9.61/2.19  thf(zip_derived_cl557, plain,
% 9.61/2.19      ((![X0 : $i]: (~ (c2_1 @ X0) | ~ (c1_1 @ X0) |  (c0_1 @ X0)))
% 9.61/2.19         <= ((![X0 : $i]: (~ (c2_1 @ X0) | ~ (c1_1 @ X0) |  (c0_1 @ X0))))),
% 9.61/2.19      inference('split', [status(esa)], [zip_derived_cl154])).
% 9.61/2.19  thf(zip_derived_cl365, plain, (( (c2_1 @ a483)) <= (( (c2_1 @ a483)))),
% 9.61/2.19      inference('split', [status(esa)], [zip_derived_cl73])).
% 9.61/2.19  thf(zip_derived_cl1069, plain,
% 9.61/2.19      ((( (c0_1 @ a483) | ~ (c1_1 @ a483)))
% 9.61/2.19         <= (( (c2_1 @ a483)) & 
% 9.61/2.19             (![X0 : $i]: (~ (c2_1 @ X0) | ~ (c1_1 @ X0) |  (c0_1 @ X0))))),
% 9.61/2.19      inference('s_sup+', [status(thm)], [zip_derived_cl557, zip_derived_cl365])).
% 9.61/2.19  thf('138', plain,
% 9.61/2.19      (( (c0_1 @ a483)) | ~ ( (c1_1 @ a483)) | 
% 9.61/2.19       ~ (![X0 : $i]: (~ (c2_1 @ X0) | ~ (c1_1 @ X0) |  (c0_1 @ X0))) | 
% 9.61/2.19       ~ ( (c2_1 @ a483))),
% 9.61/2.19      inference('split', [status(esa)], [zip_derived_cl1069])).
% 9.61/2.19  thf(clause168, conjecture,
% 9.61/2.19    (~( ( hskp25 ) | ( hskp14 ) | ( ~( ndr1_0 ) ) | ( ~( c3_1 @ U ) ) | 
% 9.61/2.19        ( ~( c2_1 @ U ) ) | ( ~( c0_1 @ U ) ) ))).
% 9.61/2.19  thf(zf_stmt_104, negated_conjecture,
% 9.61/2.19    (( hskp25 ) | ( hskp14 ) | ( ~( ndr1_0 ) ) | ( ~( c3_1 @ U ) ) | 
% 9.61/2.19     ( ~( c2_1 @ U ) ) | ( ~( c0_1 @ U ) )),
% 9.61/2.19    inference('cnf.neg', [status(esa)], [clause168])).
% 9.61/2.19  thf(zip_derived_cl167, plain,
% 9.61/2.19      (![X0 : $i]:
% 9.61/2.19         ( (hskp25)
% 9.61/2.19          |  (hskp14)
% 9.61/2.19          | ~ (ndr1_0)
% 9.61/2.19          | ~ (c3_1 @ X0)
% 9.61/2.19          | ~ (c2_1 @ X0)
% 9.61/2.19          | ~ (c0_1 @ X0))),
% 9.61/2.19      inference('cnf', [status(esa)], [zf_stmt_104])).
% 9.61/2.19  thf('139', plain,
% 9.61/2.19      (( (hskp25)) | ( (hskp14)) | 
% 9.61/2.19       (![X0 : $i]: (~ (c2_1 @ X0) | ~ (c0_1 @ X0) | ~ (c3_1 @ X0))) | 
% 9.61/2.19       ~ ( (ndr1_0))),
% 9.61/2.19      inference('split', [status(esa)], [zip_derived_cl167])).
% 9.61/2.19  thf(clause58, conjecture, (~( ( c1_1 @ a545 ) | ( ~( hskp25 ) ) ))).
% 9.61/2.19  thf(zf_stmt_105, negated_conjecture, (( c1_1 @ a545 ) | ( ~( hskp25 ) )),
% 9.61/2.19    inference('cnf.neg', [status(esa)], [clause58])).
% 9.61/2.19  thf(zip_derived_cl57, plain, (( (c1_1 @ a545) | ~ (hskp25))),
% 9.61/2.19      inference('cnf', [status(esa)], [zf_stmt_105])).
% 9.61/2.19  thf('140', plain, (( (c1_1 @ a545)) | ~ ( (hskp25))),
% 9.61/2.19      inference('split', [status(esa)], [zip_derived_cl57])).
% 9.61/2.19  thf(clause59, conjecture, (~( ( c3_1 @ a545 ) | ( ~( hskp25 ) ) ))).
% 9.61/2.19  thf(zf_stmt_106, negated_conjecture, (( c3_1 @ a545 ) | ( ~( hskp25 ) )),
% 9.61/2.19    inference('cnf.neg', [status(esa)], [clause59])).
% 9.61/2.19  thf(zip_derived_cl58, plain, (( (c3_1 @ a545) | ~ (hskp25))),
% 9.61/2.19      inference('cnf', [status(esa)], [zf_stmt_106])).
% 9.61/2.19  thf('141', plain, (( (c3_1 @ a545)) | ~ ( (hskp25))),
% 9.61/2.19      inference('split', [status(esa)], [zip_derived_cl58])).
% 9.61/2.19  thf(clause96, conjecture, (~( ( ~( hskp25 ) ) | ( ~( c0_1 @ a545 ) ) ))).
% 9.61/2.19  thf(zf_stmt_107, negated_conjecture,
% 9.61/2.19    (( ~( hskp25 ) ) | ( ~( c0_1 @ a545 ) )),
% 9.61/2.19    inference('cnf.neg', [status(esa)], [clause96])).
% 9.61/2.19  thf(zip_derived_cl95, plain, ((~ (hskp25) | ~ (c0_1 @ a545))),
% 9.61/2.19      inference('cnf', [status(esa)], [zf_stmt_107])).
% 9.61/2.19  thf('142', plain, (~ ( (c0_1 @ a545)) | ~ ( (hskp25))),
% 9.61/2.19      inference('split', [status(esa)], [zip_derived_cl95])).
% 9.61/2.19  thf(zip_derived_cl676, plain,
% 9.61/2.19      ((![X1 : $i]: ( (c0_1 @ X1) | ~ (c1_1 @ X1) | ~ (c3_1 @ X1)))
% 9.61/2.19         <= ((![X1 : $i]: ( (c0_1 @ X1) | ~ (c1_1 @ X1) | ~ (c3_1 @ X1))))),
% 9.61/2.19      inference('split', [status(esa)], [zip_derived_cl184])).
% 9.61/2.19  thf(zip_derived_cl335, plain, (( (c3_1 @ a545)) <= (( (c3_1 @ a545)))),
% 9.61/2.19      inference('split', [status(esa)], [zip_derived_cl58])).
% 9.61/2.19  thf(zip_derived_cl1318, plain,
% 9.61/2.19      (((~ (c1_1 @ a545) |  (c0_1 @ a545)))
% 9.61/2.19         <= (( (c3_1 @ a545)) & 
% 9.61/2.19             (![X1 : $i]: ( (c0_1 @ X1) | ~ (c1_1 @ X1) | ~ (c3_1 @ X1))))),
% 9.61/2.19      inference('s_sup+', [status(thm)], [zip_derived_cl676, zip_derived_cl335])).
% 9.61/2.19  thf('143', plain,
% 9.61/2.19      (~ (![X1 : $i]: ( (c0_1 @ X1) | ~ (c1_1 @ X1) | ~ (c3_1 @ X1))) | 
% 9.61/2.19       ~ ( (c3_1 @ a545)) | ( (c0_1 @ a545)) | ~ ( (c1_1 @ a545))),
% 9.61/2.19      inference('split', [status(esa)], [zip_derived_cl1318])).
% 9.61/2.19  thf(clause186, conjecture,
% 9.61/2.19    (~( ( hskp5 ) | ( c0_1 @ V ) | ( c2_1 @ U ) | ( c1_1 @ U ) | 
% 9.61/2.19        ( ~( c3_1 @ V ) ) | ( ~( c1_1 @ V ) ) | ( ~( ndr1_0 ) ) | 
% 9.61/2.19        ( ~( c0_1 @ U ) ) ))).
% 9.61/2.19  thf(zf_stmt_108, negated_conjecture,
% 9.61/2.19    (( hskp5 ) | ( c0_1 @ V ) | ( c2_1 @ U ) | ( c1_1 @ U ) | 
% 9.61/2.19     ( ~( c3_1 @ V ) ) | ( ~( c1_1 @ V ) ) | ( ~( ndr1_0 ) ) | 
% 9.61/2.19     ( ~( c0_1 @ U ) )),
% 9.61/2.19    inference('cnf.neg', [status(esa)], [clause186])).
% 9.61/2.19  thf(zip_derived_cl185, plain,
% 9.61/2.19      (![X0 : $i, X1 : $i]:
% 9.61/2.19         ( (hskp5)
% 9.61/2.19          |  (c0_1 @ X0)
% 9.61/2.19          |  (c2_1 @ X1)
% 9.61/2.19          |  (c1_1 @ X1)
% 9.61/2.19          | ~ (c3_1 @ X0)
% 9.61/2.19          | ~ (c1_1 @ X0)
% 9.61/2.19          | ~ (ndr1_0)
% 9.61/2.19          | ~ (c0_1 @ X1))),
% 9.61/2.19      inference('cnf', [status(esa)], [zf_stmt_108])).
% 9.61/2.19  thf('144', plain,
% 9.61/2.19      (( (hskp5)) | 
% 9.61/2.19       (![X1 : $i]: ( (c0_1 @ X1) | ~ (c1_1 @ X1) | ~ (c3_1 @ X1))) | 
% 9.61/2.19       (![X0 : $i]: ( (c2_1 @ X0) |  (c1_1 @ X0) | ~ (c0_1 @ X0))) | 
% 9.61/2.19       ~ ( (ndr1_0))),
% 9.61/2.19      inference('split', [status(esa)], [zip_derived_cl185])).
% 9.61/2.19  thf(clause86, conjecture, (~( ( c0_1 @ a467 ) | ( ~( hskp5 ) ) ))).
% 9.61/2.19  thf(zf_stmt_109, negated_conjecture, (( c0_1 @ a467 ) | ( ~( hskp5 ) )),
% 9.61/2.19    inference('cnf.neg', [status(esa)], [clause86])).
% 9.61/2.19  thf(zip_derived_cl85, plain, (( (c0_1 @ a467) | ~ (hskp5))),
% 9.61/2.19      inference('cnf', [status(esa)], [zf_stmt_109])).
% 9.61/2.19  thf('145', plain, (( (c0_1 @ a467)) | ~ ( (hskp5))),
% 9.61/2.19      inference('split', [status(esa)], [zip_derived_cl85])).
% 9.61/2.19  thf(clause128, conjecture, (~( ( ~( hskp5 ) ) | ( ~( c1_1 @ a467 ) ) ))).
% 9.61/2.19  thf(zf_stmt_110, negated_conjecture, (( ~( hskp5 ) ) | ( ~( c1_1 @ a467 ) )),
% 9.61/2.19    inference('cnf.neg', [status(esa)], [clause128])).
% 9.61/2.19  thf(zip_derived_cl127, plain, ((~ (hskp5) | ~ (c1_1 @ a467))),
% 9.61/2.19      inference('cnf', [status(esa)], [zf_stmt_110])).
% 9.61/2.19  thf('146', plain, (~ ( (c1_1 @ a467)) | ~ ( (hskp5))),
% 9.61/2.19      inference('split', [status(esa)], [zip_derived_cl127])).
% 9.61/2.19  thf(clause129, conjecture, (~( ( ~( hskp5 ) ) | ( ~( c3_1 @ a467 ) ) ))).
% 9.61/2.19  thf(zf_stmt_111, negated_conjecture, (( ~( hskp5 ) ) | ( ~( c3_1 @ a467 ) )),
% 9.61/2.19    inference('cnf.neg', [status(esa)], [clause129])).
% 9.61/2.19  thf(zip_derived_cl128, plain, ((~ (hskp5) | ~ (c3_1 @ a467))),
% 9.61/2.19      inference('cnf', [status(esa)], [zf_stmt_111])).
% 9.61/2.19  thf('147', plain, (~ ( (c3_1 @ a467)) | ~ ( (hskp5))),
% 9.61/2.19      inference('split', [status(esa)], [zip_derived_cl128])).
% 9.61/2.19  thf(zip_derived_cl533, plain,
% 9.61/2.19      ((![X0 : $i]: ( (c1_1 @ X0) | ~ (c0_1 @ X0) |  (c3_1 @ X0)))
% 9.61/2.19         <= ((![X0 : $i]: ( (c1_1 @ X0) | ~ (c0_1 @ X0) |  (c3_1 @ X0))))),
% 9.61/2.19      inference('split', [status(esa)], [zip_derived_cl148])).
% 9.61/2.19  thf(zip_derived_cl475, plain, ((~ (c3_1 @ a467)) <= (~ ( (c3_1 @ a467)))),
% 9.61/2.19      inference('split', [status(esa)], [zip_derived_cl128])).
% 9.61/2.19  thf(zip_derived_cl1843, plain,
% 9.61/2.19      (((~ (c0_1 @ a467) |  (c1_1 @ a467)))
% 9.61/2.19         <= (~ ( (c3_1 @ a467)) & 
% 9.61/2.19             (![X0 : $i]: ( (c1_1 @ X0) | ~ (c0_1 @ X0) |  (c3_1 @ X0))))),
% 9.61/2.19      inference('s_sup-', [status(thm)], [zip_derived_cl533, zip_derived_cl475])).
% 9.61/2.19  thf('148', plain,
% 9.61/2.19      (~ (![X0 : $i]: ( (c1_1 @ X0) | ~ (c0_1 @ X0) |  (c3_1 @ X0))) | 
% 9.61/2.19       ( (c1_1 @ a467)) | ( (c3_1 @ a467)) | ~ ( (c0_1 @ a467))),
% 9.61/2.19      inference('split', [status(esa)], [zip_derived_cl1843])).
% 9.61/2.19  thf(clause190, conjecture,
% 9.61/2.19    (~( ( hskp2 ) | ( c3_1 @ V ) | ( c1_1 @ V ) | ( ~( c0_1 @ V ) ) | 
% 9.61/2.19        ( ~( ndr1_0 ) ) | ( ~( c3_1 @ U ) ) | ( ~( c1_1 @ U ) ) | 
% 9.61/2.19        ( ~( c0_1 @ U ) ) ))).
% 9.61/2.19  thf(zf_stmt_112, negated_conjecture,
% 9.61/2.19    (( hskp2 ) | ( c3_1 @ V ) | ( c1_1 @ V ) | ( ~( c0_1 @ V ) ) | 
% 9.61/2.19     ( ~( ndr1_0 ) ) | ( ~( c3_1 @ U ) ) | ( ~( c1_1 @ U ) ) | 
% 9.61/2.19     ( ~( c0_1 @ U ) )),
% 9.61/2.19    inference('cnf.neg', [status(esa)], [clause190])).
% 9.61/2.19  thf(zip_derived_cl189, plain,
% 9.61/2.19      (![X0 : $i, X1 : $i]:
% 9.61/2.19         ( (hskp2)
% 9.61/2.19          |  (c3_1 @ X0)
% 9.61/2.19          |  (c1_1 @ X0)
% 9.61/2.19          | ~ (c0_1 @ X0)
% 9.61/2.19          | ~ (ndr1_0)
% 9.61/2.19          | ~ (c3_1 @ X1)
% 9.61/2.19          | ~ (c1_1 @ X1)
% 9.61/2.19          | ~ (c0_1 @ X1))),
% 9.61/2.19      inference('cnf', [status(esa)], [zf_stmt_112])).
% 9.61/2.19  thf('149', plain,
% 9.61/2.19      ((![X1 : $i]: (~ (c0_1 @ X1) | ~ (c1_1 @ X1) | ~ (c3_1 @ X1))) | 
% 9.61/2.19       (![X0 : $i]: ( (c1_1 @ X0) | ~ (c0_1 @ X0) |  (c3_1 @ X0))) | 
% 9.61/2.19       ( (hskp2)) | ~ ( (ndr1_0))),
% 9.61/2.19      inference('split', [status(esa)], [zip_derived_cl189])).
% 9.61/2.19  thf(clause44, conjecture, (~( ( c0_1 @ a529 ) | ( ~( hskp31 ) ) ))).
% 9.61/2.19  thf(zf_stmt_113, negated_conjecture, (( c0_1 @ a529 ) | ( ~( hskp31 ) )),
% 9.61/2.19    inference('cnf.neg', [status(esa)], [clause44])).
% 9.61/2.19  thf(zip_derived_cl43, plain, (( (c0_1 @ a529) | ~ (hskp31))),
% 9.61/2.19      inference('cnf', [status(esa)], [zf_stmt_113])).
% 9.61/2.19  thf('150', plain, (( (c0_1 @ a529)) | ~ ( (hskp31))),
% 9.61/2.19      inference('split', [status(esa)], [zip_derived_cl43])).
% 9.61/2.19  thf(clause45, conjecture, (~( ( c1_1 @ a529 ) | ( ~( hskp31 ) ) ))).
% 9.61/2.19  thf(zf_stmt_114, negated_conjecture, (( c1_1 @ a529 ) | ( ~( hskp31 ) )),
% 9.61/2.19    inference('cnf.neg', [status(esa)], [clause45])).
% 9.61/2.19  thf(zip_derived_cl44, plain, (( (c1_1 @ a529) | ~ (hskp31))),
% 9.61/2.19      inference('cnf', [status(esa)], [zf_stmt_114])).
% 9.61/2.19  thf('151', plain, (( (c1_1 @ a529)) | ~ ( (hskp31))),
% 9.61/2.19      inference('split', [status(esa)], [zip_derived_cl44])).
% 9.61/2.19  thf(clause46, conjecture, (~( ( c3_1 @ a529 ) | ( ~( hskp31 ) ) ))).
% 9.61/2.19  thf(zf_stmt_115, negated_conjecture, (( c3_1 @ a529 ) | ( ~( hskp31 ) )),
% 9.61/2.19    inference('cnf.neg', [status(esa)], [clause46])).
% 9.61/2.19  thf(zip_derived_cl45, plain, (( (c3_1 @ a529) | ~ (hskp31))),
% 9.61/2.19      inference('cnf', [status(esa)], [zf_stmt_115])).
% 9.61/2.19  thf('152', plain, (( (c3_1 @ a529)) | ~ ( (hskp31))),
% 9.61/2.19      inference('split', [status(esa)], [zip_derived_cl45])).
% 9.61/2.19  thf(zip_derived_cl664, plain,
% 9.61/2.19      ((![X1 : $i]: (~ (c0_1 @ X1) | ~ (c1_1 @ X1) | ~ (c3_1 @ X1)))
% 9.61/2.19         <= ((![X1 : $i]: (~ (c0_1 @ X1) | ~ (c1_1 @ X1) | ~ (c3_1 @ X1))))),
% 9.61/2.19      inference('split', [status(esa)], [zip_derived_cl181])).
% 9.61/2.19  thf(zip_derived_cl309, plain, (( (c3_1 @ a529)) <= (( (c3_1 @ a529)))),
% 9.61/2.19      inference('split', [status(esa)], [zip_derived_cl45])).
% 9.61/2.19  thf(zip_derived_cl871, plain,
% 9.61/2.19      (((~ (c1_1 @ a529) | ~ (c0_1 @ a529)))
% 9.61/2.19         <= (( (c3_1 @ a529)) & 
% 9.61/2.19             (![X1 : $i]: (~ (c0_1 @ X1) | ~ (c1_1 @ X1) | ~ (c3_1 @ X1))))),
% 9.61/2.19      inference('s_sup+', [status(thm)], [zip_derived_cl664, zip_derived_cl309])).
% 9.61/2.19  thf('153', plain,
% 9.61/2.19      (~ ( (c0_1 @ a529)) | ~ ( (c1_1 @ a529)) | 
% 9.61/2.19       ~ (![X1 : $i]: (~ (c0_1 @ X1) | ~ (c1_1 @ X1) | ~ (c3_1 @ X1))) | 
% 9.61/2.19       ~ ( (c3_1 @ a529))),
% 9.61/2.19      inference('split', [status(esa)], [zip_derived_cl871])).
% 9.61/2.19  thf(clause35, conjecture, (~( ( hskp10 ) | ( hskp19 ) | ( hskp31 ) ))).
% 9.61/2.19  thf(zf_stmt_116, negated_conjecture, (( hskp10 ) | ( hskp19 ) | ( hskp31 )),
% 9.61/2.19    inference('cnf.neg', [status(esa)], [clause35])).
% 9.61/2.19  thf(zip_derived_cl34, plain, (( (hskp10) |  (hskp19) |  (hskp31))),
% 9.61/2.19      inference('cnf', [status(esa)], [zf_stmt_116])).
% 9.61/2.19  thf('154', plain, (( (hskp31)) | ( (hskp19)) | ( (hskp10))),
% 9.61/2.19      inference('split', [status(esa)], [zip_derived_cl34])).
% 9.61/2.19  thf(zip_derived_cl8071, plain, ($false),
% 9.61/2.19      inference('sat_resolution*', [status(thm)],
% 9.61/2.19                ['0', '1', '2', '3', '4', '5', '6', '7', '8', '9', '10', '11', 
% 9.61/2.19                 '12', '13', '14', '15', '16', '17', '18', '19', '20', '21', 
% 9.61/2.19                 '22', '23', '24', '25', '26', '27', '28', '29', '30', '31', 
% 9.61/2.19                 '32', '33', '34', '35', '36', '37', '38', '39', '40', '41', 
% 9.61/2.19                 '42', '43', '44', '45', '46', '47', '48', '49', '50', '51', 
% 9.61/2.19                 '52', '53', '54', '55', '56', '57', '58', '59', '60', '61', 
% 9.61/2.19                 '62', '63', '64', '65', '66', '67', '68', '69', '70', '71', 
% 9.61/2.19                 '72', '73', '74', '75', '76', '77', '78', '79', '80', '81', 
% 9.61/2.19                 '82', '83', '84', '85', '86', '87', '88', '89', '90', '91', 
% 9.61/2.19                 '92', '93', '94', '95', '96', '97', '98', '99', '100', '101', 
% 9.61/2.19                 '102', '103', '104', '105', '106', '107', '108', '109', 
% 9.61/2.19                 '110', '111', '112', '113', '114', '115', '116', '117', 
% 9.61/2.19                 '118', '119', '120', '121', '122', '123', '124', '125', 
% 9.61/2.19                 '126', '127', '128', '129', '130', '131', '132', '133', 
% 9.61/2.19                 '134', '135', '136', '137', '138', '139', '140', '141', 
% 9.61/2.19                 '142', '143', '144', '145', '146', '147', '148', '149', 
% 9.61/2.19                 '150', '151', '152', '153', '154'])).
% 9.61/2.19  
% 9.61/2.19  % SZS output end Refutation
% 9.61/2.19  
% 9.61/2.19  
% 9.61/2.19  % Terminating...
% 9.61/2.19  % /export/starexec/sandbox2/solver/bin/fo/fo1_lcnf.sh running for 50s
% 9.61/2.30  % Runner terminated.
% 9.66/2.32  % Zipperpin 1.5 exiting
%------------------------------------------------------------------------------