TSTP Solution File: SYN451-1 by Zipperpin---2.1.9999

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : Zipperpin---2.1.9999
% Problem  : SYN451-1 : 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.UKp8ILkyUx true

% Computer : n025.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 04:03:36 EDT 2023

% Result   : Unsatisfiable 21.35s 3.71s
% Output   : Refutation 21.98s
% Verified : 
% SZS Type : -

% Comments : 
%------------------------------------------------------------------------------
%----WARNING: Could not form TPTP format derivation
%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.00/0.12  % Problem  : SYN451-1 : TPTP v8.1.2. Released v2.1.0.
% 0.00/0.14  % Command  : python3 /export/starexec/sandbox2/solver/bin/portfolio.lams.parallel.py %s %d /export/starexec/sandbox2/tmp/tmp.UKp8ILkyUx true
% 0.15/0.35  % Computer : n025.cluster.edu
% 0.15/0.35  % Model    : x86_64 x86_64
% 0.15/0.35  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.15/0.35  % Memory   : 8042.1875MB
% 0.15/0.35  % OS       : Linux 3.10.0-693.el7.x86_64
% 0.15/0.35  % CPULimit : 300
% 0.15/0.35  % WCLimit  : 300
% 0.15/0.35  % DateTime : Sat Aug 26 21:45:38 EDT 2023
% 0.15/0.35  % CPUTime  : 
% 0.15/0.35  % Running portfolio for 300 s
% 0.15/0.35  % File         : /export/starexec/sandbox2/benchmark/theBenchmark.p
% 0.15/0.35  % Number of cores: 8
% 0.15/0.36  % Python version: Python 3.6.8
% 0.15/0.36  % Running in FO mode
% 0.21/0.64  % Total configuration time : 435
% 0.21/0.64  % Estimated wc time : 1092
% 0.21/0.64  % Estimated cpu time (7 cpus) : 156.0
% 0.21/0.70  % /export/starexec/sandbox2/solver/bin/fo/fo6_bce.sh running for 75s
% 0.21/0.72  % /export/starexec/sandbox2/solver/bin/fo/fo3_bce.sh running for 75s
% 0.21/0.73  % /export/starexec/sandbox2/solver/bin/fo/fo1_av.sh running for 75s
% 0.21/0.75  % /export/starexec/sandbox2/solver/bin/fo/fo13.sh running for 50s
% 0.21/0.75  % /export/starexec/sandbox2/solver/bin/fo/fo7.sh running for 63s
% 0.21/0.76  % /export/starexec/sandbox2/solver/bin/fo/fo5.sh running for 50s
% 0.21/0.76  % /export/starexec/sandbox2/solver/bin/fo/fo4.sh running for 50s
% 21.35/3.71  % Solved by fo/fo1_av.sh.
% 21.35/3.71  % done 6204 iterations in 2.921s
% 21.35/3.71  % SZS status Theorem for '/export/starexec/sandbox2/benchmark/theBenchmark.p'
% 21.35/3.71  % SZS output start Refutation
% 21.35/3.71  thf(hskp25_type, type, hskp25: $o).
% 21.35/3.71  thf(hskp20_type, type, hskp20: $o).
% 21.35/3.71  thf(hskp17_type, type, hskp17: $o).
% 21.35/3.71  thf(c0_1_type, type, c0_1: $i > $o).
% 21.35/3.71  thf(hskp3_type, type, hskp3: $o).
% 21.35/3.71  thf(a750_type, type, a750: $i).
% 21.35/3.71  thf(a744_type, type, a744: $i).
% 21.35/3.71  thf(a732_type, type, a732: $i).
% 21.35/3.71  thf(a802_type, type, a802: $i).
% 21.35/3.71  thf(a735_type, type, a735: $i).
% 21.35/3.71  thf(hskp26_type, type, hskp26: $o).
% 21.35/3.71  thf(hskp11_type, type, hskp11: $o).
% 21.35/3.71  thf(c3_1_type, type, c3_1: $i > $o).
% 21.35/3.71  thf(hskp7_type, type, hskp7: $o).
% 21.35/3.71  thf(a729_type, type, a729: $i).
% 21.35/3.71  thf(hskp24_type, type, hskp24: $o).
% 21.35/3.71  thf(a763_type, type, a763: $i).
% 21.35/3.71  thf(hskp15_type, type, hskp15: $o).
% 21.35/3.71  thf(a775_type, type, a775: $i).
% 21.35/3.71  thf(a755_type, type, a755: $i).
% 21.35/3.71  thf(hskp27_type, type, hskp27: $o).
% 21.35/3.71  thf(a741_type, type, a741: $i).
% 21.35/3.71  thf(hskp21_type, type, hskp21: $o).
% 21.35/3.71  thf(hskp2_type, type, hskp2: $o).
% 21.35/3.71  thf(hskp22_type, type, hskp22: $o).
% 21.35/3.71  thf(a759_type, type, a759: $i).
% 21.35/3.71  thf(ndr1_0_type, type, ndr1_0: $o).
% 21.35/3.71  thf(hskp5_type, type, hskp5: $o).
% 21.35/3.71  thf(a730_type, type, a730: $i).
% 21.35/3.71  thf(a798_type, type, a798: $i).
% 21.35/3.71  thf(hskp4_type, type, hskp4: $o).
% 21.35/3.71  thf(a779_type, type, a779: $i).
% 21.35/3.71  thf(a731_type, type, a731: $i).
% 21.35/3.71  thf(a797_type, type, a797: $i).
% 21.35/3.71  thf(a737_type, type, a737: $i).
% 21.35/3.71  thf(a793_type, type, a793: $i).
% 21.35/3.71  thf(a764_type, type, a764: $i).
% 21.35/3.71  thf(hskp28_type, type, hskp28: $o).
% 21.35/3.71  thf(c1_1_type, type, c1_1: $i > $o).
% 21.35/3.71  thf(a777_type, type, a777: $i).
% 21.35/3.71  thf(hskp9_type, type, hskp9: $o).
% 21.35/3.71  thf(hskp8_type, type, hskp8: $o).
% 21.35/3.71  thf(a734_type, type, a734: $i).
% 21.35/3.71  thf(hskp6_type, type, hskp6: $o).
% 21.35/3.71  thf(hskp10_type, type, hskp10: $o).
% 21.35/3.71  thf(hskp0_type, type, hskp0: $o).
% 21.35/3.71  thf(hskp1_type, type, hskp1: $o).
% 21.35/3.71  thf(hskp13_type, type, hskp13: $o).
% 21.35/3.71  thf(a733_type, type, a733: $i).
% 21.35/3.71  thf(a738_type, type, a738: $i).
% 21.35/3.71  thf(a766_type, type, a766: $i).
% 21.35/3.71  thf(hskp18_type, type, hskp18: $o).
% 21.35/3.71  thf(a746_type, type, a746: $i).
% 21.35/3.71  thf(c2_1_type, type, c2_1: $i > $o).
% 21.35/3.71  thf(hskp19_type, type, hskp19: $o).
% 21.35/3.71  thf(hskp23_type, type, hskp23: $o).
% 21.35/3.71  thf(a749_type, type, a749: $i).
% 21.35/3.71  thf(hskp12_type, type, hskp12: $o).
% 21.35/3.71  thf(a748_type, type, a748: $i).
% 21.35/3.71  thf(hskp16_type, type, hskp16: $o).
% 21.35/3.71  thf(clause159, conjecture,
% 21.35/3.71    (~( ( hskp2 ) | ( c0_1 @ V ) | ( c2_1 @ U ) | ( c1_1 @ U ) | 
% 21.35/3.71        ( ~( c3_1 @ V ) ) | ( ~( c1_1 @ V ) ) | ( ~( ndr1_0 ) ) | 
% 21.35/3.71        ( ~( c0_1 @ U ) ) ))).
% 21.35/3.71  thf(zf_stmt_0, negated_conjecture,
% 21.35/3.71    (( hskp2 ) | ( c0_1 @ V ) | ( c2_1 @ U ) | ( c1_1 @ U ) | 
% 21.35/3.71     ( ~( c3_1 @ V ) ) | ( ~( c1_1 @ V ) ) | ( ~( ndr1_0 ) ) | 
% 21.35/3.71     ( ~( c0_1 @ U ) )),
% 21.35/3.71    inference('cnf.neg', [status(esa)], [clause159])).
% 21.35/3.71  thf(zip_derived_cl158, plain,
% 21.35/3.71      (![X0 : $i, X1 : $i]:
% 21.35/3.71         ( (hskp2)
% 21.35/3.71          |  (c0_1 @ X0)
% 21.35/3.71          |  (c2_1 @ X1)
% 21.35/3.71          |  (c1_1 @ X1)
% 21.35/3.71          | ~ (c3_1 @ X0)
% 21.35/3.71          | ~ (c1_1 @ X0)
% 21.35/3.71          | ~ (ndr1_0)
% 21.35/3.71          | ~ (c0_1 @ X1))),
% 21.35/3.71      inference('cnf', [status(esa)], [zf_stmt_0])).
% 21.35/3.71  thf(zip_derived_cl568, plain,
% 21.35/3.71      ((![X0 : $i]: (~ (c1_1 @ X0) |  (c0_1 @ X0) | ~ (c3_1 @ X0)))
% 21.35/3.71         <= ((![X0 : $i]: (~ (c1_1 @ X0) |  (c0_1 @ X0) | ~ (c3_1 @ X0))))),
% 21.35/3.71      inference('split', [status(esa)], [zip_derived_cl158])).
% 21.35/3.71  thf(clause77, conjecture, (~( ( c1_1 @ a731 ) | ( ~( hskp1 ) ) ))).
% 21.35/3.71  thf(zf_stmt_1, negated_conjecture, (( c1_1 @ a731 ) | ( ~( hskp1 ) )),
% 21.35/3.71    inference('cnf.neg', [status(esa)], [clause77])).
% 21.35/3.71  thf(zip_derived_cl76, plain, (( (c1_1 @ a731) | ~ (hskp1))),
% 21.35/3.71      inference('cnf', [status(esa)], [zf_stmt_1])).
% 21.35/3.71  thf(zip_derived_cl332, plain, (( (c1_1 @ a731)) <= (( (c1_1 @ a731)))),
% 21.35/3.71      inference('split', [status(esa)], [zip_derived_cl76])).
% 21.35/3.71  thf(zip_derived_cl1135, plain,
% 21.35/3.71      (((~ (c3_1 @ a731) |  (c0_1 @ a731)))
% 21.35/3.71         <= (( (c1_1 @ a731)) & 
% 21.35/3.71             (![X0 : $i]: (~ (c1_1 @ X0) |  (c0_1 @ X0) | ~ (c3_1 @ X0))))),
% 21.35/3.71      inference('s_sup+', [status(thm)], [zip_derived_cl568, zip_derived_cl332])).
% 21.35/3.71  thf('0', plain,
% 21.35/3.71      (( (c0_1 @ a731)) | 
% 21.35/3.71       ~ (![X0 : $i]: (~ (c1_1 @ X0) |  (c0_1 @ X0) | ~ (c3_1 @ X0))) | 
% 21.35/3.71       ~ ( (c3_1 @ a731)) | ~ ( (c1_1 @ a731))),
% 21.35/3.71      inference('split', [status(esa)], [zip_derived_cl1135])).
% 21.35/3.71  thf(clause164, conjecture,
% 21.35/3.71    (~( ( hskp15 ) | ( c3_1 @ V ) | ( c0_1 @ V ) | ( ~( c2_1 @ V ) ) | 
% 21.35/3.71        ( ~( ndr1_0 ) ) | ( ~( c3_1 @ U ) ) | ( ~( c1_1 @ U ) ) | 
% 21.35/3.71        ( ~( c0_1 @ U ) ) ))).
% 21.35/3.71  thf(zf_stmt_2, negated_conjecture,
% 21.35/3.71    (( hskp15 ) | ( c3_1 @ V ) | ( c0_1 @ V ) | ( ~( c2_1 @ V ) ) | 
% 21.35/3.71     ( ~( ndr1_0 ) ) | ( ~( c3_1 @ U ) ) | ( ~( c1_1 @ U ) ) | 
% 21.35/3.71     ( ~( c0_1 @ U ) )),
% 21.35/3.71    inference('cnf.neg', [status(esa)], [clause164])).
% 21.35/3.71  thf(zip_derived_cl163, plain,
% 21.35/3.71      (![X0 : $i, X1 : $i]:
% 21.35/3.71         ( (hskp15)
% 21.35/3.71          |  (c3_1 @ X0)
% 21.35/3.71          |  (c0_1 @ X0)
% 21.35/3.71          | ~ (c2_1 @ X0)
% 21.35/3.71          | ~ (ndr1_0)
% 21.35/3.71          | ~ (c3_1 @ X1)
% 21.35/3.71          | ~ (c1_1 @ X1)
% 21.35/3.71          | ~ (c0_1 @ X1))),
% 21.35/3.71      inference('cnf', [status(esa)], [zf_stmt_2])).
% 21.35/3.71  thf(zip_derived_cl587, plain,
% 21.35/3.71      ((![X1 : $i]: (~ (c0_1 @ X1) | ~ (c3_1 @ X1) | ~ (c1_1 @ X1)))
% 21.35/3.71         <= ((![X1 : $i]: (~ (c0_1 @ X1) | ~ (c3_1 @ X1) | ~ (c1_1 @ X1))))),
% 21.35/3.71      inference('split', [status(esa)], [zip_derived_cl163])).
% 21.35/3.71  thf(clause140, conjecture,
% 21.35/3.71    (~( ( hskp20 ) | ( hskp5 ) | ( c1_1 @ U ) | ( ~( ndr1_0 ) ) | 
% 21.35/3.71        ( ~( c3_1 @ U ) ) | ( ~( c2_1 @ U ) ) ))).
% 21.35/3.71  thf(zf_stmt_3, negated_conjecture,
% 21.35/3.71    (( hskp20 ) | ( hskp5 ) | ( c1_1 @ U ) | ( ~( ndr1_0 ) ) | 
% 21.35/3.71     ( ~( c3_1 @ U ) ) | ( ~( c2_1 @ U ) )),
% 21.35/3.71    inference('cnf.neg', [status(esa)], [clause140])).
% 21.35/3.71  thf(zip_derived_cl139, plain,
% 21.35/3.71      (![X0 : $i]:
% 21.35/3.71         ( (hskp20)
% 21.35/3.71          |  (hskp5)
% 21.35/3.71          |  (c1_1 @ X0)
% 21.35/3.71          | ~ (ndr1_0)
% 21.35/3.71          | ~ (c3_1 @ X0)
% 21.35/3.71          | ~ (c2_1 @ X0))),
% 21.35/3.71      inference('cnf', [status(esa)], [zf_stmt_3])).
% 21.35/3.71  thf(zip_derived_cl492, plain,
% 21.35/3.71      ((![X0 : $i]: (~ (c2_1 @ X0) |  (c1_1 @ X0) | ~ (c3_1 @ X0)))
% 21.35/3.71         <= ((![X0 : $i]: (~ (c2_1 @ X0) |  (c1_1 @ X0) | ~ (c3_1 @ X0))))),
% 21.35/3.71      inference('split', [status(esa)], [zip_derived_cl139])).
% 21.35/3.71  thf(zip_derived_cl1387, plain,
% 21.35/3.71      ((![X0 : $i]:
% 21.35/3.71          (~ (c3_1 @ X0) | ~ (c0_1 @ X0) | ~ (c2_1 @ X0) | ~ (c3_1 @ X0)))
% 21.35/3.71         <= ((![X0 : $i]: (~ (c2_1 @ X0) |  (c1_1 @ X0) | ~ (c3_1 @ X0))) & 
% 21.35/3.71             (![X1 : $i]: (~ (c0_1 @ X1) | ~ (c3_1 @ X1) | ~ (c1_1 @ X1))))),
% 21.35/3.71      inference('s_sup+', [status(thm)], [zip_derived_cl587, zip_derived_cl492])).
% 21.35/3.71  thf(zip_derived_cl1393, plain,
% 21.35/3.71      ((![X0 : $i]: (~ (c2_1 @ X0) | ~ (c0_1 @ X0) | ~ (c3_1 @ X0)))
% 21.35/3.71         <= ((![X0 : $i]: (~ (c2_1 @ X0) |  (c1_1 @ X0) | ~ (c3_1 @ X0))) & 
% 21.35/3.71             (![X1 : $i]: (~ (c0_1 @ X1) | ~ (c3_1 @ X1) | ~ (c1_1 @ X1))))),
% 21.35/3.71      inference('simplify', [status(thm)], [zip_derived_cl1387])).
% 21.35/3.71  thf(clause47, conjecture, (~( ( c3_1 @ a729 ) | ( ~( hskp25 ) ) ))).
% 21.35/3.71  thf(zf_stmt_4, negated_conjecture, (( c3_1 @ a729 ) | ( ~( hskp25 ) )),
% 21.35/3.71    inference('cnf.neg', [status(esa)], [clause47])).
% 21.35/3.71  thf(zip_derived_cl46, plain, (( (c3_1 @ a729) | ~ (hskp25))),
% 21.35/3.71      inference('cnf', [status(esa)], [zf_stmt_4])).
% 21.35/3.71  thf(zip_derived_cl272, plain, (( (c3_1 @ a729)) <= (( (c3_1 @ a729)))),
% 21.35/3.71      inference('split', [status(esa)], [zip_derived_cl46])).
% 21.35/3.71  thf(zip_derived_cl2243, plain,
% 21.35/3.71      (((~ (c0_1 @ a729) | ~ (c2_1 @ a729)))
% 21.35/3.71         <= (( (c3_1 @ a729)) & 
% 21.35/3.71             (![X0 : $i]: (~ (c2_1 @ X0) |  (c1_1 @ X0) | ~ (c3_1 @ X0))) & 
% 21.35/3.71             (![X1 : $i]: (~ (c0_1 @ X1) | ~ (c3_1 @ X1) | ~ (c1_1 @ X1))))),
% 21.35/3.71      inference('s_sup+', [status(thm)],
% 21.35/3.71                [zip_derived_cl1393, zip_derived_cl272])).
% 21.35/3.71  thf('1', plain,
% 21.35/3.71      (~ (![X1 : $i]: (~ (c0_1 @ X1) | ~ (c3_1 @ X1) | ~ (c1_1 @ X1))) | 
% 21.35/3.71       ~ ( (c3_1 @ a729)) | 
% 21.35/3.71       ~ (![X0 : $i]: (~ (c2_1 @ X0) |  (c1_1 @ X0) | ~ (c3_1 @ X0))) | 
% 21.35/3.71       ~ ( (c2_1 @ a729)) | ~ ( (c0_1 @ a729))),
% 21.35/3.71      inference('split', [status(esa)], [zip_derived_cl2243])).
% 21.35/3.71  thf(clause34, conjecture, (~( ( hskp19 ) | ( hskp5 ) | ( hskp0 ) ))).
% 21.35/3.71  thf(zf_stmt_5, negated_conjecture, (( hskp19 ) | ( hskp5 ) | ( hskp0 )),
% 21.35/3.71    inference('cnf.neg', [status(esa)], [clause34])).
% 21.35/3.71  thf(zip_derived_cl33, plain, (( (hskp19) |  (hskp5) |  (hskp0))),
% 21.35/3.71      inference('cnf', [status(esa)], [zf_stmt_5])).
% 21.35/3.71  thf('2', plain, (( (hskp19)) | ( (hskp0)) | ( (hskp5))),
% 21.35/3.71      inference('split', [status(esa)], [zip_derived_cl33])).
% 21.35/3.71  thf(clause123, conjecture,
% 21.35/3.71    (~( ( hskp1 ) | ( hskp0 ) | ( c2_1 @ U ) | ( c1_1 @ U ) | ( c0_1 @ U ) | 
% 21.35/3.71        ( ~( ndr1_0 ) ) ))).
% 21.35/3.71  thf(zf_stmt_6, negated_conjecture,
% 21.35/3.71    (( hskp1 ) | ( hskp0 ) | ( c2_1 @ U ) | ( c1_1 @ U ) | ( c0_1 @ U ) | 
% 21.35/3.71     ( ~( ndr1_0 ) )),
% 21.35/3.71    inference('cnf.neg', [status(esa)], [clause123])).
% 21.35/3.71  thf(zip_derived_cl122, plain,
% 21.35/3.71      (![X0 : $i]:
% 21.35/3.71         ( (hskp1)
% 21.35/3.71          |  (hskp0)
% 21.35/3.71          |  (c2_1 @ X0)
% 21.35/3.71          |  (c1_1 @ X0)
% 21.35/3.71          |  (c0_1 @ X0)
% 21.35/3.71          | ~ (ndr1_0))),
% 21.35/3.71      inference('cnf', [status(esa)], [zf_stmt_6])).
% 21.35/3.71  thf(zip_derived_cl424, plain,
% 21.35/3.71      ((![X0 : $i]: ( (c2_1 @ X0) |  (c1_1 @ X0) |  (c0_1 @ X0)))
% 21.35/3.71         <= ((![X0 : $i]: ( (c2_1 @ X0) |  (c1_1 @ X0) |  (c0_1 @ X0))))),
% 21.35/3.71      inference('split', [status(esa)], [zip_derived_cl122])).
% 21.35/3.71  thf(clause133, conjecture,
% 21.35/3.71    (~( ( hskp9 ) | ( hskp0 ) | ( c3_1 @ U ) | ( c0_1 @ U ) | 
% 21.35/3.71        ( ~( ndr1_0 ) ) | ( ~( c1_1 @ U ) ) ))).
% 21.35/3.71  thf(zf_stmt_7, negated_conjecture,
% 21.35/3.71    (( hskp9 ) | ( hskp0 ) | ( c3_1 @ U ) | ( c0_1 @ U ) | ( ~( ndr1_0 ) ) | 
% 21.35/3.71     ( ~( c1_1 @ U ) )),
% 21.35/3.71    inference('cnf.neg', [status(esa)], [clause133])).
% 21.35/3.71  thf(zip_derived_cl132, plain,
% 21.35/3.71      (![X0 : $i]:
% 21.35/3.71         ( (hskp9)
% 21.35/3.71          |  (hskp0)
% 21.35/3.71          |  (c3_1 @ X0)
% 21.35/3.71          |  (c0_1 @ X0)
% 21.35/3.71          | ~ (ndr1_0)
% 21.35/3.71          | ~ (c1_1 @ X0))),
% 21.35/3.71      inference('cnf', [status(esa)], [zf_stmt_7])).
% 21.35/3.71  thf(zip_derived_cl464, plain,
% 21.35/3.71      ((![X0 : $i]: (~ (c1_1 @ X0) |  (c0_1 @ X0) |  (c3_1 @ X0)))
% 21.35/3.71         <= ((![X0 : $i]: (~ (c1_1 @ X0) |  (c0_1 @ X0) |  (c3_1 @ X0))))),
% 21.35/3.71      inference('split', [status(esa)], [zip_derived_cl132])).
% 21.35/3.71  thf(zip_derived_cl1506, plain,
% 21.35/3.71      ((![X0 : $i]: ( (c0_1 @ X0) |  (c2_1 @ X0) |  (c0_1 @ X0) |  (c3_1 @ X0)))
% 21.35/3.71         <= ((![X0 : $i]: ( (c2_1 @ X0) |  (c1_1 @ X0) |  (c0_1 @ X0))) & 
% 21.35/3.71             (![X0 : $i]: (~ (c1_1 @ X0) |  (c0_1 @ X0) |  (c3_1 @ X0))))),
% 21.35/3.71      inference('s_sup-', [status(thm)], [zip_derived_cl424, zip_derived_cl464])).
% 21.35/3.71  thf(zip_derived_cl1525, plain,
% 21.35/3.71      ((![X0 : $i]: ( (c3_1 @ X0) |  (c2_1 @ X0) |  (c0_1 @ X0)))
% 21.35/3.71         <= ((![X0 : $i]: ( (c2_1 @ X0) |  (c1_1 @ X0) |  (c0_1 @ X0))) & 
% 21.35/3.71             (![X0 : $i]: (~ (c1_1 @ X0) |  (c0_1 @ X0) |  (c3_1 @ X0))))),
% 21.35/3.71      inference('simplify', [status(thm)], [zip_derived_cl1506])).
% 21.35/3.71  thf(clause120, conjecture, (~( ( ~( hskp2 ) ) | ( ~( c3_1 @ a732 ) ) ))).
% 21.35/3.71  thf(zf_stmt_8, negated_conjecture, (( ~( hskp2 ) ) | ( ~( c3_1 @ a732 ) )),
% 21.35/3.71    inference('cnf.neg', [status(esa)], [clause120])).
% 21.35/3.71  thf(zip_derived_cl119, plain, ((~ (hskp2) | ~ (c3_1 @ a732))),
% 21.35/3.71      inference('cnf', [status(esa)], [zf_stmt_8])).
% 21.35/3.71  thf(zip_derived_cl418, plain, ((~ (c3_1 @ a732)) <= (~ ( (c3_1 @ a732)))),
% 21.35/3.71      inference('split', [status(esa)], [zip_derived_cl119])).
% 21.35/3.71  thf(zip_derived_cl7054, plain,
% 21.35/3.71      ((( (c0_1 @ a732) |  (c2_1 @ a732)))
% 21.35/3.71         <= (~ ( (c3_1 @ a732)) & 
% 21.35/3.71             (![X0 : $i]: ( (c2_1 @ X0) |  (c1_1 @ X0) |  (c0_1 @ X0))) & 
% 21.35/3.71             (![X0 : $i]: (~ (c1_1 @ X0) |  (c0_1 @ X0) |  (c3_1 @ X0))))),
% 21.35/3.71      inference('s_sup-', [status(thm)],
% 21.35/3.71                [zip_derived_cl1525, zip_derived_cl418])).
% 21.35/3.71  thf('3', plain,
% 21.35/3.71      (( (c0_1 @ a732)) | ( (c2_1 @ a732)) | 
% 21.35/3.71       ~ (![X0 : $i]: (~ (c1_1 @ X0) |  (c0_1 @ X0) |  (c3_1 @ X0))) | 
% 21.35/3.71       ~ (![X0 : $i]: ( (c2_1 @ X0) |  (c1_1 @ X0) |  (c0_1 @ X0))) | 
% 21.35/3.71       ( (c3_1 @ a732))),
% 21.35/3.71      inference('split', [status(esa)], [zip_derived_cl7054])).
% 21.35/3.71  thf(clause127, conjecture,
% 21.35/3.71    (~( ( hskp6 ) | ( hskp26 ) | ( c1_1 @ U ) | ( c0_1 @ U ) | 
% 21.35/3.71        ( ~( ndr1_0 ) ) | ( ~( c2_1 @ U ) ) ))).
% 21.35/3.71  thf(zf_stmt_9, negated_conjecture,
% 21.35/3.71    (( hskp6 ) | ( hskp26 ) | ( c1_1 @ U ) | ( c0_1 @ U ) | ( ~( ndr1_0 ) ) | 
% 21.35/3.71     ( ~( c2_1 @ U ) )),
% 21.35/3.71    inference('cnf.neg', [status(esa)], [clause127])).
% 21.35/3.71  thf(zip_derived_cl126, plain,
% 21.35/3.71      (![X0 : $i]:
% 21.35/3.71         ( (hskp6)
% 21.35/3.71          |  (hskp26)
% 21.35/3.71          |  (c1_1 @ X0)
% 21.35/3.71          |  (c0_1 @ X0)
% 21.35/3.71          | ~ (ndr1_0)
% 21.35/3.71          | ~ (c2_1 @ X0))),
% 21.35/3.71      inference('cnf', [status(esa)], [zf_stmt_9])).
% 21.35/3.71  thf(zip_derived_cl440, plain,
% 21.35/3.71      ((![X0 : $i]: (~ (c2_1 @ X0) |  (c1_1 @ X0) |  (c0_1 @ X0)))
% 21.35/3.71         <= ((![X0 : $i]: (~ (c2_1 @ X0) |  (c1_1 @ X0) |  (c0_1 @ X0))))),
% 21.35/3.71      inference('split', [status(esa)], [zip_derived_cl126])).
% 21.35/3.71  thf(clause109, conjecture, (~( ( ~( hskp8 ) ) | ( ~( c1_1 @ a744 ) ) ))).
% 21.35/3.71  thf(zf_stmt_10, negated_conjecture, (( ~( hskp8 ) ) | ( ~( c1_1 @ a744 ) )),
% 21.35/3.71    inference('cnf.neg', [status(esa)], [clause109])).
% 21.35/3.71  thf(zip_derived_cl108, plain, ((~ (hskp8) | ~ (c1_1 @ a744))),
% 21.35/3.71      inference('cnf', [status(esa)], [zf_stmt_10])).
% 21.35/3.71  thf(zip_derived_cl396, plain, ((~ (c1_1 @ a744)) <= (~ ( (c1_1 @ a744)))),
% 21.35/3.71      inference('split', [status(esa)], [zip_derived_cl108])).
% 21.35/3.71  thf(zip_derived_cl1294, plain,
% 21.35/3.71      ((( (c0_1 @ a744) | ~ (c2_1 @ a744)))
% 21.35/3.71         <= (~ ( (c1_1 @ a744)) & 
% 21.35/3.71             (![X0 : $i]: (~ (c2_1 @ X0) |  (c1_1 @ X0) |  (c0_1 @ X0))))),
% 21.35/3.71      inference('s_sup-', [status(thm)], [zip_derived_cl440, zip_derived_cl396])).
% 21.35/3.71  thf('4', plain,
% 21.35/3.71      (~ (![X0 : $i]: (~ (c2_1 @ X0) |  (c1_1 @ X0) |  (c0_1 @ X0))) | 
% 21.35/3.71       ~ ( (c2_1 @ a744)) | ( (c1_1 @ a744)) | ( (c0_1 @ a744))),
% 21.35/3.71      inference('split', [status(esa)], [zip_derived_cl1294])).
% 21.35/3.71  thf(clause175, conjecture,
% 21.35/3.71    (~( ( c0_1 @ W ) | ( c1_1 @ V ) | ( c2_1 @ U ) | ( ~( c3_1 @ W ) ) | 
% 21.35/3.71        ( ~( c2_1 @ W ) ) | ( ~( c3_1 @ V ) ) | ( ~( c2_1 @ V ) ) | 
% 21.35/3.71        ( ~( ndr1_0 ) ) | ( ~( c3_1 @ U ) ) | ( ~( c0_1 @ U ) ) ))).
% 21.35/3.71  thf(zf_stmt_11, negated_conjecture,
% 21.35/3.71    (( c0_1 @ W ) | ( c1_1 @ V ) | ( c2_1 @ U ) | ( ~( c3_1 @ W ) ) | 
% 21.35/3.71     ( ~( c2_1 @ W ) ) | ( ~( c3_1 @ V ) ) | ( ~( c2_1 @ V ) ) | 
% 21.35/3.71     ( ~( ndr1_0 ) ) | ( ~( c3_1 @ U ) ) | ( ~( c0_1 @ U ) )),
% 21.35/3.71    inference('cnf.neg', [status(esa)], [clause175])).
% 21.35/3.71  thf(zip_derived_cl174, plain,
% 21.35/3.71      (![X0 : $i, X1 : $i, X2 : $i]:
% 21.35/3.71         ( (c0_1 @ X0)
% 21.35/3.71          |  (c1_1 @ X1)
% 21.35/3.71          |  (c2_1 @ X2)
% 21.35/3.71          | ~ (c3_1 @ X0)
% 21.35/3.71          | ~ (c2_1 @ X0)
% 21.35/3.71          | ~ (c3_1 @ X1)
% 21.35/3.71          | ~ (c2_1 @ X1)
% 21.35/3.71          | ~ (ndr1_0)
% 21.35/3.71          | ~ (c3_1 @ X2)
% 21.35/3.71          | ~ (c0_1 @ X2))),
% 21.35/3.71      inference('cnf', [status(esa)], [zf_stmt_11])).
% 21.35/3.71  thf(zip_derived_cl631, plain,
% 21.35/3.71      ((![X2 : $i]: ( (c2_1 @ X2) | ~ (c0_1 @ X2) | ~ (c3_1 @ X2)))
% 21.35/3.71         <= ((![X2 : $i]: ( (c2_1 @ X2) | ~ (c0_1 @ X2) | ~ (c3_1 @ X2))))),
% 21.35/3.71      inference('split', [status(esa)], [zip_derived_cl174])).
% 21.35/3.71  thf(clause135, conjecture,
% 21.35/3.71    (~( ( hskp9 ) | ( hskp25 ) | ( c3_1 @ U ) | ( c2_1 @ U ) | 
% 21.35/3.71        ( ~( ndr1_0 ) ) | ( ~( c0_1 @ U ) ) ))).
% 21.35/3.71  thf(zf_stmt_12, negated_conjecture,
% 21.35/3.71    (( hskp9 ) | ( hskp25 ) | ( c3_1 @ U ) | ( c2_1 @ U ) | ( ~( ndr1_0 ) ) | 
% 21.35/3.71     ( ~( c0_1 @ U ) )),
% 21.35/3.71    inference('cnf.neg', [status(esa)], [clause135])).
% 21.35/3.71  thf(zip_derived_cl134, plain,
% 21.35/3.71      (![X0 : $i]:
% 21.35/3.71         ( (hskp9)
% 21.35/3.71          |  (hskp25)
% 21.35/3.71          |  (c3_1 @ X0)
% 21.35/3.71          |  (c2_1 @ X0)
% 21.35/3.71          | ~ (ndr1_0)
% 21.35/3.71          | ~ (c0_1 @ X0))),
% 21.35/3.71      inference('cnf', [status(esa)], [zf_stmt_12])).
% 21.35/3.71  thf(zip_derived_cl472, plain,
% 21.35/3.71      ((![X0 : $i]: ( (c2_1 @ X0) | ~ (c0_1 @ X0) |  (c3_1 @ X0)))
% 21.35/3.71         <= ((![X0 : $i]: ( (c2_1 @ X0) | ~ (c0_1 @ X0) |  (c3_1 @ X0))))),
% 21.35/3.71      inference('split', [status(esa)], [zip_derived_cl134])).
% 21.35/3.71  thf(zip_derived_cl1723, plain,
% 21.35/3.71      ((![X0 : $i]:
% 21.35/3.71          (~ (c0_1 @ X0) |  (c2_1 @ X0) |  (c2_1 @ X0) | ~ (c0_1 @ X0)))
% 21.35/3.71         <= ((![X0 : $i]: ( (c2_1 @ X0) | ~ (c0_1 @ X0) |  (c3_1 @ X0))) & 
% 21.35/3.71             (![X2 : $i]: ( (c2_1 @ X2) | ~ (c0_1 @ X2) | ~ (c3_1 @ X2))))),
% 21.35/3.71      inference('s_sup+', [status(thm)], [zip_derived_cl631, zip_derived_cl472])).
% 21.35/3.71  thf(zip_derived_cl1736, plain,
% 21.35/3.71      ((![X0 : $i]: ( (c2_1 @ X0) | ~ (c0_1 @ X0)))
% 21.35/3.71         <= ((![X0 : $i]: ( (c2_1 @ X0) | ~ (c0_1 @ X0) |  (c3_1 @ X0))) & 
% 21.35/3.71             (![X2 : $i]: ( (c2_1 @ X2) | ~ (c0_1 @ X2) | ~ (c3_1 @ X2))))),
% 21.35/3.71      inference('simplify', [status(thm)], [zip_derived_cl1723])).
% 21.35/3.71  thf(clause121, conjecture, (~( ( ~( hskp1 ) ) | ( ~( c2_1 @ a731 ) ) ))).
% 21.35/3.71  thf(zf_stmt_13, negated_conjecture, (( ~( hskp1 ) ) | ( ~( c2_1 @ a731 ) )),
% 21.35/3.71    inference('cnf.neg', [status(esa)], [clause121])).
% 21.35/3.71  thf(zip_derived_cl120, plain, ((~ (hskp1) | ~ (c2_1 @ a731))),
% 21.35/3.71      inference('cnf', [status(esa)], [zf_stmt_13])).
% 21.35/3.71  thf(zip_derived_cl420, plain, ((~ (c2_1 @ a731)) <= (~ ( (c2_1 @ a731)))),
% 21.35/3.71      inference('split', [status(esa)], [zip_derived_cl120])).
% 21.35/3.71  thf(zip_derived_cl2564, plain,
% 21.35/3.71      ((~ (c0_1 @ a731))
% 21.35/3.71         <= (~ ( (c2_1 @ a731)) & 
% 21.35/3.71             (![X0 : $i]: ( (c2_1 @ X0) | ~ (c0_1 @ X0) |  (c3_1 @ X0))) & 
% 21.35/3.71             (![X2 : $i]: ( (c2_1 @ X2) | ~ (c0_1 @ X2) | ~ (c3_1 @ X2))))),
% 21.35/3.71      inference('s_sup-', [status(thm)],
% 21.35/3.71                [zip_derived_cl1736, zip_derived_cl420])).
% 21.35/3.71  thf(clause138, conjecture,
% 21.35/3.71    (~( ( hskp17 ) | ( hskp27 ) | ( c0_1 @ U ) | ( ~( ndr1_0 ) ) | 
% 21.35/3.71        ( ~( c2_1 @ U ) ) | ( ~( c1_1 @ U ) ) ))).
% 21.35/3.71  thf(zf_stmt_14, negated_conjecture,
% 21.35/3.71    (( hskp17 ) | ( hskp27 ) | ( c0_1 @ U ) | ( ~( ndr1_0 ) ) | 
% 21.35/3.71     ( ~( c2_1 @ U ) ) | ( ~( c1_1 @ U ) )),
% 21.35/3.71    inference('cnf.neg', [status(esa)], [clause138])).
% 21.35/3.71  thf(zip_derived_cl137, plain,
% 21.35/3.71      (![X0 : $i]:
% 21.35/3.71         ( (hskp17)
% 21.35/3.71          |  (hskp27)
% 21.35/3.71          |  (c0_1 @ X0)
% 21.35/3.71          | ~ (ndr1_0)
% 21.35/3.71          | ~ (c2_1 @ X0)
% 21.35/3.71          | ~ (c1_1 @ X0))),
% 21.35/3.71      inference('cnf', [status(esa)], [zf_stmt_14])).
% 21.35/3.71  thf(zip_derived_cl484, plain,
% 21.35/3.71      ((![X0 : $i]: (~ (c2_1 @ X0) | ~ (c1_1 @ X0) |  (c0_1 @ X0)))
% 21.35/3.71         <= ((![X0 : $i]: (~ (c2_1 @ X0) | ~ (c1_1 @ X0) |  (c0_1 @ X0))))),
% 21.35/3.71      inference('split', [status(esa)], [zip_derived_cl137])).
% 21.35/3.71  thf(zip_derived_cl332, plain, (( (c1_1 @ a731)) <= (( (c1_1 @ a731)))),
% 21.35/3.71      inference('split', [status(esa)], [zip_derived_cl76])).
% 21.35/3.71  thf(zip_derived_cl901, plain,
% 21.35/3.71      ((( (c0_1 @ a731) | ~ (c2_1 @ a731)))
% 21.35/3.71         <= (( (c1_1 @ a731)) & 
% 21.35/3.71             (![X0 : $i]: (~ (c2_1 @ X0) | ~ (c1_1 @ X0) |  (c0_1 @ X0))))),
% 21.35/3.71      inference('s_sup+', [status(thm)], [zip_derived_cl484, zip_derived_cl332])).
% 21.35/3.71  thf(zip_derived_cl2369, plain, (( (c0_1 @ a731)) <= (( (c0_1 @ a731)))),
% 21.35/3.71      inference('split', [status(esa)], [zip_derived_cl901])).
% 21.35/3.71  thf('5', plain,
% 21.35/3.71      (~ (![X2 : $i]: ( (c2_1 @ X2) | ~ (c0_1 @ X2) | ~ (c3_1 @ X2))) | 
% 21.35/3.71       ~ ( (c0_1 @ a731)) | ( (c2_1 @ a731)) | 
% 21.35/3.71       ~ (![X0 : $i]: ( (c2_1 @ X0) | ~ (c0_1 @ X0) |  (c3_1 @ X0)))),
% 21.35/3.71      inference('s_sup+', [status(thm)],
% 21.35/3.71                [zip_derived_cl2564, zip_derived_cl2369])).
% 21.35/3.71  thf(clause145, conjecture,
% 21.35/3.71    (~( ( hskp22 ) | ( hskp16 ) | ( ~( ndr1_0 ) ) | ( ~( c3_1 @ U ) ) | 
% 21.35/3.71        ( ~( c2_1 @ U ) ) | ( ~( c1_1 @ U ) ) ))).
% 21.35/3.71  thf(zf_stmt_15, negated_conjecture,
% 21.35/3.71    (( hskp22 ) | ( hskp16 ) | ( ~( ndr1_0 ) ) | ( ~( c3_1 @ U ) ) | 
% 21.35/3.71     ( ~( c2_1 @ U ) ) | ( ~( c1_1 @ U ) )),
% 21.35/3.71    inference('cnf.neg', [status(esa)], [clause145])).
% 21.35/3.71  thf(zip_derived_cl144, plain,
% 21.35/3.71      (![X0 : $i]:
% 21.35/3.71         ( (hskp22)
% 21.35/3.71          |  (hskp16)
% 21.35/3.71          | ~ (ndr1_0)
% 21.35/3.71          | ~ (c3_1 @ X0)
% 21.35/3.71          | ~ (c2_1 @ X0)
% 21.35/3.71          | ~ (c1_1 @ X0))),
% 21.35/3.71      inference('cnf', [status(esa)], [zf_stmt_15])).
% 21.35/3.71  thf(zip_derived_cl511, plain,
% 21.35/3.71      ((![X0 : $i]: (~ (c2_1 @ X0) | ~ (c1_1 @ X0) | ~ (c3_1 @ X0)))
% 21.35/3.71         <= ((![X0 : $i]: (~ (c2_1 @ X0) | ~ (c1_1 @ X0) | ~ (c3_1 @ X0))))),
% 21.35/3.71      inference('split', [status(esa)], [zip_derived_cl144])).
% 21.35/3.71  thf(zip_derived_cl440, plain,
% 21.35/3.71      ((![X0 : $i]: (~ (c2_1 @ X0) |  (c1_1 @ X0) |  (c0_1 @ X0)))
% 21.35/3.71         <= ((![X0 : $i]: (~ (c2_1 @ X0) |  (c1_1 @ X0) |  (c0_1 @ X0))))),
% 21.35/3.71      inference('split', [status(esa)], [zip_derived_cl126])).
% 21.35/3.71  thf(zip_derived_cl1302, plain,
% 21.35/3.71      ((![X0 : $i]:
% 21.35/3.71          (~ (c3_1 @ X0) | ~ (c2_1 @ X0) | ~ (c2_1 @ X0) |  (c0_1 @ X0)))
% 21.35/3.71         <= ((![X0 : $i]: (~ (c2_1 @ X0) |  (c1_1 @ X0) |  (c0_1 @ X0))) & 
% 21.35/3.71             (![X0 : $i]: (~ (c2_1 @ X0) | ~ (c1_1 @ X0) | ~ (c3_1 @ X0))))),
% 21.35/3.71      inference('s_sup+', [status(thm)], [zip_derived_cl511, zip_derived_cl440])).
% 21.35/3.71  thf(zip_derived_cl1310, plain,
% 21.35/3.71      ((![X0 : $i]: ( (c0_1 @ X0) | ~ (c2_1 @ X0) | ~ (c3_1 @ X0)))
% 21.35/3.71         <= ((![X0 : $i]: (~ (c2_1 @ X0) |  (c1_1 @ X0) |  (c0_1 @ X0))) & 
% 21.35/3.71             (![X0 : $i]: (~ (c2_1 @ X0) | ~ (c1_1 @ X0) | ~ (c3_1 @ X0))))),
% 21.35/3.71      inference('simplify', [status(thm)], [zip_derived_cl1302])).
% 21.35/3.71  thf(clause74, conjecture, (~( ( c3_1 @ a735 ) | ( ~( hskp5 ) ) ))).
% 21.35/3.71  thf(zf_stmt_16, negated_conjecture, (( c3_1 @ a735 ) | ( ~( hskp5 ) )),
% 21.35/3.71    inference('cnf.neg', [status(esa)], [clause74])).
% 21.35/3.71  thf(zip_derived_cl73, plain, (( (c3_1 @ a735) | ~ (hskp5))),
% 21.35/3.71      inference('cnf', [status(esa)], [zf_stmt_16])).
% 21.35/3.71  thf(zip_derived_cl326, plain, (( (c3_1 @ a735)) <= (( (c3_1 @ a735)))),
% 21.35/3.71      inference('split', [status(esa)], [zip_derived_cl73])).
% 21.35/3.71  thf(zip_derived_cl3494, plain,
% 21.35/3.71      (((~ (c2_1 @ a735) |  (c0_1 @ a735)))
% 21.35/3.71         <= (( (c3_1 @ a735)) & 
% 21.35/3.71             (![X0 : $i]: (~ (c2_1 @ X0) |  (c1_1 @ X0) |  (c0_1 @ X0))) & 
% 21.35/3.71             (![X0 : $i]: (~ (c2_1 @ X0) | ~ (c1_1 @ X0) | ~ (c3_1 @ X0))))),
% 21.35/3.71      inference('s_sup+', [status(thm)],
% 21.35/3.71                [zip_derived_cl1310, zip_derived_cl326])).
% 21.35/3.71  thf('6', plain,
% 21.35/3.71      (~ (![X0 : $i]: (~ (c2_1 @ X0) |  (c1_1 @ X0) |  (c0_1 @ X0))) | 
% 21.35/3.71       ~ (![X0 : $i]: (~ (c2_1 @ X0) | ~ (c1_1 @ X0) | ~ (c3_1 @ X0))) | 
% 21.35/3.71       ~ ( (c3_1 @ a735)) | ~ ( (c2_1 @ a735)) | ( (c0_1 @ a735))),
% 21.35/3.71      inference('split', [status(esa)], [zip_derived_cl3494])).
% 21.35/3.71  thf(clause163, conjecture,
% 21.35/3.71    (~( ( hskp27 ) | ( c2_1 @ V ) | ( c0_1 @ V ) | ( ~( c1_1 @ V ) ) | 
% 21.35/3.71        ( ~( ndr1_0 ) ) | ( ~( c2_1 @ U ) ) | ( ~( c1_1 @ U ) ) | 
% 21.35/3.71        ( ~( c0_1 @ U ) ) ))).
% 21.35/3.71  thf(zf_stmt_17, negated_conjecture,
% 21.35/3.71    (( hskp27 ) | ( c2_1 @ V ) | ( c0_1 @ V ) | ( ~( c1_1 @ V ) ) | 
% 21.35/3.71     ( ~( ndr1_0 ) ) | ( ~( c2_1 @ U ) ) | ( ~( c1_1 @ U ) ) | 
% 21.35/3.71     ( ~( c0_1 @ U ) )),
% 21.35/3.71    inference('cnf.neg', [status(esa)], [clause163])).
% 21.35/3.71  thf(zip_derived_cl162, plain,
% 21.35/3.71      (![X0 : $i, X1 : $i]:
% 21.35/3.71         ( (hskp27)
% 21.35/3.71          |  (c2_1 @ X0)
% 21.35/3.71          |  (c0_1 @ X0)
% 21.35/3.71          | ~ (c1_1 @ X0)
% 21.35/3.71          | ~ (ndr1_0)
% 21.35/3.71          | ~ (c2_1 @ X1)
% 21.35/3.71          | ~ (c1_1 @ X1)
% 21.35/3.71          | ~ (c0_1 @ X1))),
% 21.35/3.71      inference('cnf', [status(esa)], [zf_stmt_17])).
% 21.35/3.71  thf(zip_derived_cl583, plain,
% 21.35/3.71      ((![X1 : $i]: (~ (c2_1 @ X1) | ~ (c0_1 @ X1) | ~ (c1_1 @ X1)))
% 21.35/3.71         <= ((![X1 : $i]: (~ (c2_1 @ X1) | ~ (c0_1 @ X1) | ~ (c1_1 @ X1))))),
% 21.35/3.71      inference('split', [status(esa)], [zip_derived_cl162])).
% 21.35/3.71  thf(clause139, conjecture,
% 21.35/3.71    (~( ( hskp19 ) | ( hskp27 ) | ( c1_1 @ U ) | ( ~( ndr1_0 ) ) | 
% 21.35/3.71        ( ~( c3_1 @ U ) ) | ( ~( c0_1 @ U ) ) ))).
% 21.35/3.71  thf(zf_stmt_18, negated_conjecture,
% 21.35/3.71    (( hskp19 ) | ( hskp27 ) | ( c1_1 @ U ) | ( ~( ndr1_0 ) ) | 
% 21.35/3.71     ( ~( c3_1 @ U ) ) | ( ~( c0_1 @ U ) )),
% 21.35/3.71    inference('cnf.neg', [status(esa)], [clause139])).
% 21.35/3.71  thf(zip_derived_cl138, plain,
% 21.35/3.71      (![X0 : $i]:
% 21.35/3.71         ( (hskp19)
% 21.35/3.71          |  (hskp27)
% 21.35/3.71          |  (c1_1 @ X0)
% 21.35/3.71          | ~ (ndr1_0)
% 21.35/3.71          | ~ (c3_1 @ X0)
% 21.35/3.71          | ~ (c0_1 @ X0))),
% 21.35/3.71      inference('cnf', [status(esa)], [zf_stmt_18])).
% 21.35/3.71  thf(zip_derived_cl488, plain,
% 21.35/3.71      ((![X0 : $i]: ( (c1_1 @ X0) | ~ (c0_1 @ X0) | ~ (c3_1 @ X0)))
% 21.35/3.71         <= ((![X0 : $i]: ( (c1_1 @ X0) | ~ (c0_1 @ X0) | ~ (c3_1 @ X0))))),
% 21.35/3.71      inference('split', [status(esa)], [zip_derived_cl138])).
% 21.35/3.71  thf(zip_derived_cl1346, plain,
% 21.35/3.71      ((![X0 : $i]:
% 21.35/3.71          (~ (c0_1 @ X0) | ~ (c2_1 @ X0) | ~ (c0_1 @ X0) | ~ (c3_1 @ X0)))
% 21.35/3.71         <= ((![X0 : $i]: ( (c1_1 @ X0) | ~ (c0_1 @ X0) | ~ (c3_1 @ X0))) & 
% 21.35/3.71             (![X1 : $i]: (~ (c2_1 @ X1) | ~ (c0_1 @ X1) | ~ (c1_1 @ X1))))),
% 21.35/3.71      inference('s_sup+', [status(thm)], [zip_derived_cl583, zip_derived_cl488])).
% 21.35/3.71  thf(zip_derived_cl1353, plain,
% 21.35/3.71      ((![X0 : $i]: (~ (c3_1 @ X0) | ~ (c2_1 @ X0) | ~ (c0_1 @ X0)))
% 21.35/3.71         <= ((![X0 : $i]: ( (c1_1 @ X0) | ~ (c0_1 @ X0) | ~ (c3_1 @ X0))) & 
% 21.35/3.71             (![X1 : $i]: (~ (c2_1 @ X1) | ~ (c0_1 @ X1) | ~ (c1_1 @ X1))))),
% 21.35/3.71      inference('simplify', [status(thm)], [zip_derived_cl1346])).
% 21.35/3.71  thf(zip_derived_cl272, plain, (( (c3_1 @ a729)) <= (( (c3_1 @ a729)))),
% 21.35/3.71      inference('split', [status(esa)], [zip_derived_cl46])).
% 21.35/3.71  thf(zip_derived_cl2172, plain,
% 21.35/3.71      (((~ (c0_1 @ a729) | ~ (c2_1 @ a729)))
% 21.35/3.71         <= (( (c3_1 @ a729)) & 
% 21.35/3.71             (![X0 : $i]: ( (c1_1 @ X0) | ~ (c0_1 @ X0) | ~ (c3_1 @ X0))) & 
% 21.35/3.71             (![X1 : $i]: (~ (c2_1 @ X1) | ~ (c0_1 @ X1) | ~ (c1_1 @ X1))))),
% 21.35/3.71      inference('s_sup+', [status(thm)],
% 21.35/3.71                [zip_derived_cl1353, zip_derived_cl272])).
% 21.35/3.71  thf('7', plain,
% 21.35/3.71      (~ (![X1 : $i]: (~ (c2_1 @ X1) | ~ (c0_1 @ X1) | ~ (c1_1 @ X1))) | 
% 21.35/3.71       ~ (![X0 : $i]: ( (c1_1 @ X0) | ~ (c0_1 @ X0) | ~ (c3_1 @ X0))) | 
% 21.35/3.71       ~ ( (c3_1 @ a729)) | ~ ( (c2_1 @ a729)) | ~ ( (c0_1 @ a729))),
% 21.35/3.71      inference('split', [status(esa)], [zip_derived_cl2172])).
% 21.35/3.71  thf(zip_derived_cl583, plain,
% 21.35/3.71      ((![X1 : $i]: (~ (c2_1 @ X1) | ~ (c0_1 @ X1) | ~ (c1_1 @ X1)))
% 21.35/3.71         <= ((![X1 : $i]: (~ (c2_1 @ X1) | ~ (c0_1 @ X1) | ~ (c1_1 @ X1))))),
% 21.35/3.71      inference('split', [status(esa)], [zip_derived_cl162])).
% 21.35/3.71  thf(zip_derived_cl492, plain,
% 21.35/3.71      ((![X0 : $i]: (~ (c2_1 @ X0) |  (c1_1 @ X0) | ~ (c3_1 @ X0)))
% 21.35/3.71         <= ((![X0 : $i]: (~ (c2_1 @ X0) |  (c1_1 @ X0) | ~ (c3_1 @ X0))))),
% 21.35/3.71      inference('split', [status(esa)], [zip_derived_cl139])).
% 21.35/3.71  thf(zip_derived_cl1386, plain,
% 21.35/3.71      ((![X0 : $i]:
% 21.35/3.71          (~ (c0_1 @ X0) | ~ (c2_1 @ X0) | ~ (c2_1 @ X0) | ~ (c3_1 @ X0)))
% 21.35/3.71         <= ((![X0 : $i]: (~ (c2_1 @ X0) |  (c1_1 @ X0) | ~ (c3_1 @ X0))) & 
% 21.35/3.71             (![X1 : $i]: (~ (c2_1 @ X1) | ~ (c0_1 @ X1) | ~ (c1_1 @ X1))))),
% 21.35/3.71      inference('s_sup+', [status(thm)], [zip_derived_cl583, zip_derived_cl492])).
% 21.35/3.71  thf(zip_derived_cl1392, plain,
% 21.35/3.71      ((![X0 : $i]: (~ (c3_1 @ X0) | ~ (c2_1 @ X0) | ~ (c0_1 @ X0)))
% 21.35/3.71         <= ((![X0 : $i]: (~ (c2_1 @ X0) |  (c1_1 @ X0) | ~ (c3_1 @ X0))) & 
% 21.35/3.71             (![X1 : $i]: (~ (c2_1 @ X1) | ~ (c0_1 @ X1) | ~ (c1_1 @ X1))))),
% 21.35/3.71      inference('simplify', [status(thm)], [zip_derived_cl1386])).
% 21.35/3.71  thf(zip_derived_cl272, plain, (( (c3_1 @ a729)) <= (( (c3_1 @ a729)))),
% 21.35/3.71      inference('split', [status(esa)], [zip_derived_cl46])).
% 21.35/3.71  thf(zip_derived_cl2206, plain,
% 21.35/3.71      (((~ (c0_1 @ a729) | ~ (c2_1 @ a729)))
% 21.35/3.71         <= (( (c3_1 @ a729)) & 
% 21.35/3.71             (![X0 : $i]: (~ (c2_1 @ X0) |  (c1_1 @ X0) | ~ (c3_1 @ X0))) & 
% 21.35/3.71             (![X1 : $i]: (~ (c2_1 @ X1) | ~ (c0_1 @ X1) | ~ (c1_1 @ X1))))),
% 21.35/3.71      inference('s_sup+', [status(thm)],
% 21.35/3.71                [zip_derived_cl1392, zip_derived_cl272])).
% 21.35/3.71  thf('8', plain,
% 21.35/3.71      (~ (![X1 : $i]: (~ (c2_1 @ X1) | ~ (c0_1 @ X1) | ~ (c1_1 @ X1))) | 
% 21.35/3.71       ~ ( (c2_1 @ a729)) | 
% 21.35/3.71       ~ (![X0 : $i]: (~ (c2_1 @ X0) |  (c1_1 @ X0) | ~ (c3_1 @ X0))) | 
% 21.35/3.71       ~ ( (c3_1 @ a729)) | ~ ( (c0_1 @ a729))),
% 21.35/3.71      inference('split', [status(esa)], [zip_derived_cl2206])).
% 21.35/3.71  thf(clause126, conjecture,
% 21.35/3.71    (~( ( hskp0 ) | ( hskp27 ) | ( c3_1 @ U ) | ( c2_1 @ U ) | ( c1_1 @ U ) | 
% 21.35/3.71        ( ~( ndr1_0 ) ) ))).
% 21.35/3.71  thf(zf_stmt_19, negated_conjecture,
% 21.35/3.71    (( hskp0 ) | ( hskp27 ) | ( c3_1 @ U ) | ( c2_1 @ U ) | ( c1_1 @ U ) | 
% 21.35/3.71     ( ~( ndr1_0 ) )),
% 21.35/3.71    inference('cnf.neg', [status(esa)], [clause126])).
% 21.35/3.71  thf(zip_derived_cl125, plain,
% 21.35/3.71      (![X0 : $i]:
% 21.35/3.71         ( (hskp0)
% 21.35/3.71          |  (hskp27)
% 21.35/3.71          |  (c3_1 @ X0)
% 21.35/3.71          |  (c2_1 @ X0)
% 21.35/3.71          |  (c1_1 @ X0)
% 21.35/3.71          | ~ (ndr1_0))),
% 21.35/3.71      inference('cnf', [status(esa)], [zf_stmt_19])).
% 21.35/3.71  thf(zip_derived_cl436, plain,
% 21.35/3.71      ((![X0 : $i]: ( (c2_1 @ X0) |  (c1_1 @ X0) |  (c3_1 @ X0)))
% 21.35/3.71         <= ((![X0 : $i]: ( (c2_1 @ X0) |  (c1_1 @ X0) |  (c3_1 @ X0))))),
% 21.35/3.71      inference('split', [status(esa)], [zip_derived_cl125])).
% 21.35/3.71  thf(clause101, conjecture, (~( ( ~( hskp11 ) ) | ( ~( c1_1 @ a749 ) ) ))).
% 21.35/3.71  thf(zf_stmt_20, negated_conjecture, (( ~( hskp11 ) ) | ( ~( c1_1 @ a749 ) )),
% 21.35/3.71    inference('cnf.neg', [status(esa)], [clause101])).
% 21.35/3.71  thf(zip_derived_cl100, plain, ((~ (hskp11) | ~ (c1_1 @ a749))),
% 21.35/3.71      inference('cnf', [status(esa)], [zf_stmt_20])).
% 21.35/3.71  thf(zip_derived_cl380, plain, ((~ (c1_1 @ a749)) <= (~ ( (c1_1 @ a749)))),
% 21.35/3.71      inference('split', [status(esa)], [zip_derived_cl100])).
% 21.35/3.71  thf(zip_derived_cl1220, plain,
% 21.35/3.71      ((( (c3_1 @ a749) |  (c2_1 @ a749)))
% 21.35/3.71         <= (~ ( (c1_1 @ a749)) & 
% 21.35/3.71             (![X0 : $i]: ( (c2_1 @ X0) |  (c1_1 @ X0) |  (c3_1 @ X0))))),
% 21.35/3.71      inference('s_sup-', [status(thm)], [zip_derived_cl436, zip_derived_cl380])).
% 21.35/3.71  thf('9', plain,
% 21.35/3.71      (( (c2_1 @ a749)) | 
% 21.35/3.71       ~ (![X0 : $i]: ( (c2_1 @ X0) |  (c1_1 @ X0) |  (c3_1 @ X0))) | 
% 21.35/3.71       ( (c3_1 @ a749)) | ( (c1_1 @ a749))),
% 21.35/3.71      inference('split', [status(esa)], [zip_derived_cl1220])).
% 21.35/3.71  thf(clause130, conjecture,
% 21.35/3.71    (~( ( hskp6 ) | ( hskp25 ) | ( c2_1 @ U ) | ( c0_1 @ U ) | 
% 21.35/3.71        ( ~( ndr1_0 ) ) | ( ~( c3_1 @ U ) ) ))).
% 21.35/3.71  thf(zf_stmt_21, negated_conjecture,
% 21.35/3.71    (( hskp6 ) | ( hskp25 ) | ( c2_1 @ U ) | ( c0_1 @ U ) | ( ~( ndr1_0 ) ) | 
% 21.35/3.71     ( ~( c3_1 @ U ) )),
% 21.35/3.71    inference('cnf.neg', [status(esa)], [clause130])).
% 21.35/3.71  thf(zip_derived_cl129, plain,
% 21.35/3.71      (![X0 : $i]:
% 21.35/3.71         ( (hskp6)
% 21.35/3.71          |  (hskp25)
% 21.35/3.71          |  (c2_1 @ X0)
% 21.35/3.71          |  (c0_1 @ X0)
% 21.35/3.71          | ~ (ndr1_0)
% 21.35/3.71          | ~ (c3_1 @ X0))),
% 21.35/3.71      inference('cnf', [status(esa)], [zf_stmt_21])).
% 21.35/3.71  thf('10', plain,
% 21.35/3.71      (( (hskp6)) | ( (hskp25)) | 
% 21.35/3.71       (![X0 : $i]: ( (c2_1 @ X0) |  (c0_1 @ X0) | ~ (c3_1 @ X0))) | 
% 21.35/3.71       ~ ( (ndr1_0))),
% 21.35/3.71      inference('split', [status(esa)], [zip_derived_cl129])).
% 21.35/3.71  thf(clause129, conjecture,
% 21.35/3.71    (~( ( hskp11 ) | ( hskp27 ) | ( c2_1 @ U ) | ( c0_1 @ U ) | 
% 21.35/3.71        ( ~( ndr1_0 ) ) | ( ~( c3_1 @ U ) ) ))).
% 21.35/3.71  thf(zf_stmt_22, negated_conjecture,
% 21.35/3.71    (( hskp11 ) | ( hskp27 ) | ( c2_1 @ U ) | ( c0_1 @ U ) | ( ~( ndr1_0 ) ) | 
% 21.35/3.71     ( ~( c3_1 @ U ) )),
% 21.35/3.71    inference('cnf.neg', [status(esa)], [clause129])).
% 21.35/3.71  thf(zip_derived_cl128, plain,
% 21.35/3.71      (![X0 : $i]:
% 21.35/3.71         ( (hskp11)
% 21.35/3.71          |  (hskp27)
% 21.35/3.71          |  (c2_1 @ X0)
% 21.35/3.71          |  (c0_1 @ X0)
% 21.35/3.71          | ~ (ndr1_0)
% 21.35/3.71          | ~ (c3_1 @ X0))),
% 21.35/3.71      inference('cnf', [status(esa)], [zf_stmt_22])).
% 21.35/3.71  thf('11', plain,
% 21.35/3.71      (( (hskp27)) | ( (hskp11)) | ~ ( (ndr1_0)) | 
% 21.35/3.71       (![X0 : $i]: ( (c2_1 @ X0) |  (c0_1 @ X0) | ~ (c3_1 @ X0)))),
% 21.35/3.71      inference('split', [status(esa)], [zip_derived_cl128])).
% 21.35/3.71  thf(clause155, conjecture,
% 21.35/3.71    (~( ( hskp4 ) | ( c1_1 @ V ) | ( c0_1 @ V ) | ( c1_1 @ U ) | 
% 21.35/3.71        ( ~( c3_1 @ V ) ) | ( ~( ndr1_0 ) ) | ( ~( c2_1 @ U ) ) | 
% 21.35/3.71        ( ~( c0_1 @ U ) ) ))).
% 21.35/3.71  thf(zf_stmt_23, negated_conjecture,
% 21.35/3.71    (( hskp4 ) | ( c1_1 @ V ) | ( c0_1 @ V ) | ( c1_1 @ U ) | 
% 21.35/3.71     ( ~( c3_1 @ V ) ) | ( ~( ndr1_0 ) ) | ( ~( c2_1 @ U ) ) | 
% 21.35/3.71     ( ~( c0_1 @ U ) )),
% 21.35/3.71    inference('cnf.neg', [status(esa)], [clause155])).
% 21.35/3.71  thf(zip_derived_cl154, plain,
% 21.35/3.71      (![X0 : $i, X1 : $i]:
% 21.35/3.71         ( (hskp4)
% 21.35/3.71          |  (c1_1 @ X0)
% 21.35/3.71          |  (c0_1 @ X0)
% 21.35/3.71          |  (c1_1 @ X1)
% 21.35/3.71          | ~ (c3_1 @ X0)
% 21.35/3.71          | ~ (ndr1_0)
% 21.35/3.71          | ~ (c2_1 @ X1)
% 21.35/3.71          | ~ (c0_1 @ X1))),
% 21.35/3.71      inference('cnf', [status(esa)], [zf_stmt_23])).
% 21.35/3.71  thf(zip_derived_cl551, plain,
% 21.35/3.71      ((![X1 : $i]: (~ (c2_1 @ X1) | ~ (c0_1 @ X1) |  (c1_1 @ X1)))
% 21.35/3.71         <= ((![X1 : $i]: (~ (c2_1 @ X1) | ~ (c0_1 @ X1) |  (c1_1 @ X1))))),
% 21.35/3.71      inference('split', [status(esa)], [zip_derived_cl154])).
% 21.35/3.71  thf(clause141, conjecture,
% 21.35/3.71    (~( ( hskp11 ) | ( hskp18 ) | ( c3_1 @ U ) | ( ~( ndr1_0 ) ) | 
% 21.35/3.71        ( ~( c1_1 @ U ) ) | ( ~( c0_1 @ U ) ) ))).
% 21.35/3.71  thf(zf_stmt_24, negated_conjecture,
% 21.35/3.71    (( hskp11 ) | ( hskp18 ) | ( c3_1 @ U ) | ( ~( ndr1_0 ) ) | 
% 21.35/3.71     ( ~( c1_1 @ U ) ) | ( ~( c0_1 @ U ) )),
% 21.35/3.71    inference('cnf.neg', [status(esa)], [clause141])).
% 21.35/3.71  thf(zip_derived_cl140, plain,
% 21.35/3.71      (![X0 : $i]:
% 21.35/3.71         ( (hskp11)
% 21.35/3.71          |  (hskp18)
% 21.35/3.71          |  (c3_1 @ X0)
% 21.35/3.71          | ~ (ndr1_0)
% 21.35/3.71          | ~ (c1_1 @ X0)
% 21.35/3.71          | ~ (c0_1 @ X0))),
% 21.35/3.71      inference('cnf', [status(esa)], [zf_stmt_24])).
% 21.35/3.71  thf(zip_derived_cl496, plain,
% 21.35/3.71      ((![X0 : $i]: (~ (c1_1 @ X0) | ~ (c0_1 @ X0) |  (c3_1 @ X0)))
% 21.35/3.71         <= ((![X0 : $i]: (~ (c1_1 @ X0) | ~ (c0_1 @ X0) |  (c3_1 @ X0))))),
% 21.35/3.71      inference('split', [status(esa)], [zip_derived_cl140])).
% 21.35/3.71  thf(zip_derived_cl1414, plain,
% 21.35/3.71      ((![X0 : $i]:
% 21.35/3.71          (~ (c0_1 @ X0) | ~ (c2_1 @ X0) | ~ (c0_1 @ X0) |  (c3_1 @ X0)))
% 21.35/3.71         <= ((![X0 : $i]: (~ (c1_1 @ X0) | ~ (c0_1 @ X0) |  (c3_1 @ X0))) & 
% 21.35/3.71             (![X1 : $i]: (~ (c2_1 @ X1) | ~ (c0_1 @ X1) |  (c1_1 @ X1))))),
% 21.35/3.71      inference('s_sup-', [status(thm)], [zip_derived_cl551, zip_derived_cl496])).
% 21.35/3.71  thf(zip_derived_cl1440, plain,
% 21.35/3.71      ((![X0 : $i]: ( (c3_1 @ X0) | ~ (c2_1 @ X0) | ~ (c0_1 @ X0)))
% 21.35/3.71         <= ((![X0 : $i]: (~ (c1_1 @ X0) | ~ (c0_1 @ X0) |  (c3_1 @ X0))) & 
% 21.35/3.71             (![X1 : $i]: (~ (c2_1 @ X1) | ~ (c0_1 @ X1) |  (c1_1 @ X1))))),
% 21.35/3.71      inference('simplify', [status(thm)], [zip_derived_cl1414])).
% 21.35/3.71  thf(clause94, conjecture, (~( ( ~( hskp16 ) ) | ( ~( c3_1 @ a764 ) ) ))).
% 21.35/3.71  thf(zf_stmt_25, negated_conjecture, (( ~( hskp16 ) ) | ( ~( c3_1 @ a764 ) )),
% 21.35/3.71    inference('cnf.neg', [status(esa)], [clause94])).
% 21.35/3.71  thf(zip_derived_cl93, plain, ((~ (hskp16) | ~ (c3_1 @ a764))),
% 21.35/3.71      inference('cnf', [status(esa)], [zf_stmt_25])).
% 21.35/3.71  thf(zip_derived_cl366, plain, ((~ (c3_1 @ a764)) <= (~ ( (c3_1 @ a764)))),
% 21.35/3.71      inference('split', [status(esa)], [zip_derived_cl93])).
% 21.35/3.71  thf(zip_derived_cl5184, plain,
% 21.35/3.71      (((~ (c0_1 @ a764) | ~ (c2_1 @ a764)))
% 21.35/3.71         <= (~ ( (c3_1 @ a764)) & 
% 21.35/3.71             (![X0 : $i]: (~ (c1_1 @ X0) | ~ (c0_1 @ X0) |  (c3_1 @ X0))) & 
% 21.35/3.71             (![X1 : $i]: (~ (c2_1 @ X1) | ~ (c0_1 @ X1) |  (c1_1 @ X1))))),
% 21.35/3.71      inference('s_sup-', [status(thm)],
% 21.35/3.71                [zip_derived_cl1440, zip_derived_cl366])).
% 21.35/3.71  thf('12', plain,
% 21.35/3.71      (~ (![X0 : $i]: (~ (c1_1 @ X0) | ~ (c0_1 @ X0) |  (c3_1 @ X0))) | 
% 21.35/3.71       ~ ( (c0_1 @ a764)) | 
% 21.35/3.71       ~ (![X1 : $i]: (~ (c2_1 @ X1) | ~ (c0_1 @ X1) |  (c1_1 @ X1))) | 
% 21.35/3.71       ( (c3_1 @ a764)) | ~ ( (c2_1 @ a764))),
% 21.35/3.71      inference('split', [status(esa)], [zip_derived_cl5184])).
% 21.35/3.71  thf(clause57, conjecture, (~( ( c1_1 @ a766 ) | ( ~( hskp17 ) ) ))).
% 21.35/3.71  thf(zf_stmt_26, negated_conjecture, (( c1_1 @ a766 ) | ( ~( hskp17 ) )),
% 21.35/3.71    inference('cnf.neg', [status(esa)], [clause57])).
% 21.35/3.71  thf(zip_derived_cl56, plain, (( (c1_1 @ a766) | ~ (hskp17))),
% 21.35/3.71      inference('cnf', [status(esa)], [zf_stmt_26])).
% 21.35/3.71  thf(zip_derived_cl292, plain, (( (c1_1 @ a766)) <= (( (c1_1 @ a766)))),
% 21.35/3.71      inference('split', [status(esa)], [zip_derived_cl56])).
% 21.35/3.71  thf(zip_derived_cl511, plain,
% 21.35/3.71      ((![X0 : $i]: (~ (c2_1 @ X0) | ~ (c1_1 @ X0) | ~ (c3_1 @ X0)))
% 21.35/3.71         <= ((![X0 : $i]: (~ (c2_1 @ X0) | ~ (c1_1 @ X0) | ~ (c3_1 @ X0))))),
% 21.35/3.71      inference('split', [status(esa)], [zip_derived_cl144])).
% 21.35/3.71  thf(zip_derived_cl790, plain,
% 21.35/3.71      (((~ (c2_1 @ a766) | ~ (c3_1 @ a766)))
% 21.35/3.71         <= (( (c1_1 @ a766)) & 
% 21.35/3.71             (![X0 : $i]: (~ (c2_1 @ X0) | ~ (c1_1 @ X0) | ~ (c3_1 @ X0))))),
% 21.35/3.71      inference('s_sup-', [status(thm)], [zip_derived_cl292, zip_derived_cl511])).
% 21.35/3.71  thf('13', plain,
% 21.35/3.71      (~ ( (c3_1 @ a766)) | ~ ( (c2_1 @ a766)) | 
% 21.35/3.71       ~ (![X0 : $i]: (~ (c2_1 @ X0) | ~ (c1_1 @ X0) | ~ (c3_1 @ X0))) | 
% 21.35/3.71       ~ ( (c1_1 @ a766))),
% 21.35/3.71      inference('split', [status(esa)], [zip_derived_cl790])).
% 21.35/3.71  thf(zip_derived_cl464, plain,
% 21.35/3.71      ((![X0 : $i]: (~ (c1_1 @ X0) |  (c0_1 @ X0) |  (c3_1 @ X0)))
% 21.35/3.71         <= ((![X0 : $i]: (~ (c1_1 @ X0) |  (c0_1 @ X0) |  (c3_1 @ X0))))),
% 21.35/3.71      inference('split', [status(esa)], [zip_derived_cl132])).
% 21.35/3.71  thf(zip_derived_cl292, plain, (( (c1_1 @ a766)) <= (( (c1_1 @ a766)))),
% 21.35/3.71      inference('split', [status(esa)], [zip_derived_cl56])).
% 21.35/3.71  thf(zip_derived_cl1499, plain,
% 21.35/3.71      ((( (c3_1 @ a766) |  (c0_1 @ a766)))
% 21.35/3.71         <= (( (c1_1 @ a766)) & 
% 21.35/3.71             (![X0 : $i]: (~ (c1_1 @ X0) |  (c0_1 @ X0) |  (c3_1 @ X0))))),
% 21.35/3.71      inference('s_sup+', [status(thm)], [zip_derived_cl464, zip_derived_cl292])).
% 21.35/3.71  thf('14', plain,
% 21.35/3.71      (( (c0_1 @ a766)) | ( (c3_1 @ a766)) | 
% 21.35/3.71       ~ (![X0 : $i]: (~ (c1_1 @ X0) |  (c0_1 @ X0) |  (c3_1 @ X0))) | 
% 21.35/3.71       ~ ( (c1_1 @ a766))),
% 21.35/3.71      inference('split', [status(esa)], [zip_derived_cl1499])).
% 21.35/3.71  thf(zip_derived_cl1736, plain,
% 21.35/3.71      ((![X0 : $i]: ( (c2_1 @ X0) | ~ (c0_1 @ X0)))
% 21.35/3.71         <= ((![X0 : $i]: ( (c2_1 @ X0) | ~ (c0_1 @ X0) |  (c3_1 @ X0))) & 
% 21.35/3.71             (![X2 : $i]: ( (c2_1 @ X2) | ~ (c0_1 @ X2) | ~ (c3_1 @ X2))))),
% 21.35/3.71      inference('simplify', [status(thm)], [zip_derived_cl1723])).
% 21.35/3.71  thf(clause80, conjecture, (~( ( c3_1 @ a730 ) | ( ~( hskp0 ) ) ))).
% 21.35/3.71  thf(zf_stmt_27, negated_conjecture, (( c3_1 @ a730 ) | ( ~( hskp0 ) )),
% 21.35/3.71    inference('cnf.neg', [status(esa)], [clause80])).
% 21.35/3.71  thf(zip_derived_cl79, plain, (( (c3_1 @ a730) | ~ (hskp0))),
% 21.35/3.71      inference('cnf', [status(esa)], [zf_stmt_27])).
% 21.35/3.71  thf(zip_derived_cl338, plain, (( (c3_1 @ a730)) <= (( (c3_1 @ a730)))),
% 21.35/3.71      inference('split', [status(esa)], [zip_derived_cl79])).
% 21.35/3.71  thf(clause143, conjecture,
% 21.35/3.71    (~( ( hskp21 ) | ( ~( ndr1_0 ) ) | ( ~( c3_1 @ U ) ) | ( ~( c2_1 @ U ) ) | 
% 21.35/3.71        ( ~( c0_1 @ U ) ) ))).
% 21.35/3.71  thf(zf_stmt_28, negated_conjecture,
% 21.35/3.71    (( hskp21 ) | ( ~( ndr1_0 ) ) | ( ~( c3_1 @ U ) ) | ( ~( c2_1 @ U ) ) | 
% 21.35/3.71     ( ~( c0_1 @ U ) )),
% 21.35/3.71    inference('cnf.neg', [status(esa)], [clause143])).
% 21.35/3.71  thf(zip_derived_cl142, plain,
% 21.35/3.71      (![X0 : $i]:
% 21.35/3.71         ( (hskp21)
% 21.35/3.71          | ~ (ndr1_0)
% 21.35/3.71          | ~ (c3_1 @ X0)
% 21.35/3.71          | ~ (c2_1 @ X0)
% 21.35/3.71          | ~ (c0_1 @ X0))),
% 21.35/3.71      inference('cnf', [status(esa)], [zf_stmt_28])).
% 21.35/3.71  thf(zip_derived_cl504, plain,
% 21.35/3.71      ((![X0 : $i]: (~ (c2_1 @ X0) | ~ (c0_1 @ X0) | ~ (c3_1 @ X0)))
% 21.35/3.71         <= ((![X0 : $i]: (~ (c2_1 @ X0) | ~ (c0_1 @ X0) | ~ (c3_1 @ X0))))),
% 21.35/3.71      inference('split', [status(esa)], [zip_derived_cl142])).
% 21.35/3.71  thf(zip_derived_cl888, plain,
% 21.35/3.71      (((~ (c2_1 @ a730) | ~ (c0_1 @ a730)))
% 21.35/3.71         <= (( (c3_1 @ a730)) & 
% 21.35/3.71             (![X0 : $i]: (~ (c2_1 @ X0) | ~ (c0_1 @ X0) | ~ (c3_1 @ X0))))),
% 21.35/3.71      inference('s_sup-', [status(thm)], [zip_derived_cl338, zip_derived_cl504])).
% 21.35/3.71  thf(zip_derived_cl1580, plain, ((~ (c2_1 @ a730)) <= (~ ( (c2_1 @ a730)))),
% 21.35/3.71      inference('split', [status(esa)], [zip_derived_cl888])).
% 21.35/3.71  thf(zip_derived_cl2565, plain,
% 21.35/3.71      ((~ (c0_1 @ a730))
% 21.35/3.71         <= (~ ( (c2_1 @ a730)) & 
% 21.35/3.71             (![X0 : $i]: ( (c2_1 @ X0) | ~ (c0_1 @ X0) |  (c3_1 @ X0))) & 
% 21.35/3.71             (![X2 : $i]: ( (c2_1 @ X2) | ~ (c0_1 @ X2) | ~ (c3_1 @ X2))))),
% 21.35/3.71      inference('s_sup-', [status(thm)],
% 21.35/3.71                [zip_derived_cl1736, zip_derived_cl1580])).
% 21.35/3.71  thf(clause79, conjecture, (~( ( c0_1 @ a730 ) | ( ~( hskp0 ) ) ))).
% 21.35/3.71  thf(zf_stmt_29, negated_conjecture, (( c0_1 @ a730 ) | ( ~( hskp0 ) )),
% 21.35/3.71    inference('cnf.neg', [status(esa)], [clause79])).
% 21.35/3.71  thf(zip_derived_cl78, plain, (( (c0_1 @ a730) | ~ (hskp0))),
% 21.35/3.71      inference('cnf', [status(esa)], [zf_stmt_29])).
% 21.35/3.71  thf(zip_derived_cl336, plain, (( (c0_1 @ a730)) <= (( (c0_1 @ a730)))),
% 21.35/3.71      inference('split', [status(esa)], [zip_derived_cl78])).
% 21.35/3.71  thf('15', plain,
% 21.35/3.71      (~ (![X2 : $i]: ( (c2_1 @ X2) | ~ (c0_1 @ X2) | ~ (c3_1 @ X2))) | 
% 21.35/3.71       ( (c2_1 @ a730)) | ~ ( (c0_1 @ a730)) | 
% 21.35/3.71       ~ (![X0 : $i]: ( (c2_1 @ X0) | ~ (c0_1 @ X0) |  (c3_1 @ X0)))),
% 21.35/3.71      inference('s_sup+', [status(thm)],
% 21.35/3.71                [zip_derived_cl2565, zip_derived_cl336])).
% 21.35/3.71  thf(clause156, conjecture,
% 21.35/3.71    (~( ( hskp10 ) | ( c2_1 @ V ) | ( c0_1 @ V ) | ( c0_1 @ U ) | 
% 21.35/3.71        ( ~( c1_1 @ V ) ) | ( ~( ndr1_0 ) ) | ( ~( c3_1 @ U ) ) | 
% 21.35/3.71        ( ~( c2_1 @ U ) ) ))).
% 21.35/3.71  thf(zf_stmt_30, negated_conjecture,
% 21.35/3.71    (( hskp10 ) | ( c2_1 @ V ) | ( c0_1 @ V ) | ( c0_1 @ U ) | 
% 21.35/3.71     ( ~( c1_1 @ V ) ) | ( ~( ndr1_0 ) ) | ( ~( c3_1 @ U ) ) | 
% 21.35/3.71     ( ~( c2_1 @ U ) )),
% 21.35/3.71    inference('cnf.neg', [status(esa)], [clause156])).
% 21.35/3.71  thf(zip_derived_cl155, plain,
% 21.35/3.71      (![X0 : $i, X1 : $i]:
% 21.35/3.71         ( (hskp10)
% 21.35/3.71          |  (c2_1 @ X0)
% 21.35/3.71          |  (c0_1 @ X0)
% 21.35/3.71          |  (c0_1 @ X1)
% 21.35/3.71          | ~ (c1_1 @ X0)
% 21.35/3.71          | ~ (ndr1_0)
% 21.35/3.71          | ~ (c3_1 @ X1)
% 21.35/3.71          | ~ (c2_1 @ X1))),
% 21.35/3.71      inference('cnf', [status(esa)], [zf_stmt_30])).
% 21.35/3.71  thf(zip_derived_cl555, plain,
% 21.35/3.71      ((![X1 : $i]: (~ (c2_1 @ X1) |  (c0_1 @ X1) | ~ (c3_1 @ X1)))
% 21.35/3.71         <= ((![X1 : $i]: (~ (c2_1 @ X1) |  (c0_1 @ X1) | ~ (c3_1 @ X1))))),
% 21.35/3.71      inference('split', [status(esa)], [zip_derived_cl155])).
% 21.35/3.71  thf(clause51, conjecture, (~( ( c3_1 @ a797 ) | ( ~( hskp22 ) ) ))).
% 21.35/3.71  thf(zf_stmt_31, negated_conjecture, (( c3_1 @ a797 ) | ( ~( hskp22 ) )),
% 21.35/3.71    inference('cnf.neg', [status(esa)], [clause51])).
% 21.35/3.71  thf(zip_derived_cl50, plain, (( (c3_1 @ a797) | ~ (hskp22))),
% 21.35/3.71      inference('cnf', [status(esa)], [zf_stmt_31])).
% 21.35/3.71  thf(zip_derived_cl280, plain, (( (c3_1 @ a797)) <= (( (c3_1 @ a797)))),
% 21.35/3.71      inference('split', [status(esa)], [zip_derived_cl50])).
% 21.35/3.71  thf(zip_derived_cl1002, plain,
% 21.35/3.71      ((( (c0_1 @ a797) | ~ (c2_1 @ a797)))
% 21.35/3.71         <= (( (c3_1 @ a797)) & 
% 21.35/3.71             (![X1 : $i]: (~ (c2_1 @ X1) |  (c0_1 @ X1) | ~ (c3_1 @ X1))))),
% 21.35/3.71      inference('s_sup+', [status(thm)], [zip_derived_cl555, zip_derived_cl280])).
% 21.35/3.71  thf(zip_derived_cl2692, plain, (( (c0_1 @ a797)) <= (( (c0_1 @ a797)))),
% 21.35/3.71      inference('split', [status(esa)], [zip_derived_cl1002])).
% 21.35/3.71  thf(zip_derived_cl1736, plain,
% 21.35/3.71      ((![X0 : $i]: ( (c2_1 @ X0) | ~ (c0_1 @ X0)))
% 21.35/3.71         <= ((![X0 : $i]: ( (c2_1 @ X0) | ~ (c0_1 @ X0) |  (c3_1 @ X0))) & 
% 21.35/3.71             (![X2 : $i]: ( (c2_1 @ X2) | ~ (c0_1 @ X2) | ~ (c3_1 @ X2))))),
% 21.35/3.71      inference('simplify', [status(thm)], [zip_derived_cl1723])).
% 21.35/3.71  thf(clause85, conjecture, (~( ( ~( hskp22 ) ) | ( ~( c2_1 @ a797 ) ) ))).
% 21.35/3.71  thf(zf_stmt_32, negated_conjecture, (( ~( hskp22 ) ) | ( ~( c2_1 @ a797 ) )),
% 21.35/3.71    inference('cnf.neg', [status(esa)], [clause85])).
% 21.35/3.71  thf(zip_derived_cl84, plain, ((~ (hskp22) | ~ (c2_1 @ a797))),
% 21.35/3.71      inference('cnf', [status(esa)], [zf_stmt_32])).
% 21.35/3.71  thf(zip_derived_cl348, plain, ((~ (c2_1 @ a797)) <= (~ ( (c2_1 @ a797)))),
% 21.35/3.71      inference('split', [status(esa)], [zip_derived_cl84])).
% 21.35/3.71  thf(zip_derived_cl2548, plain,
% 21.35/3.71      ((~ (c0_1 @ a797))
% 21.35/3.71         <= (~ ( (c2_1 @ a797)) & 
% 21.35/3.71             (![X0 : $i]: ( (c2_1 @ X0) | ~ (c0_1 @ X0) |  (c3_1 @ X0))) & 
% 21.35/3.71             (![X2 : $i]: ( (c2_1 @ X2) | ~ (c0_1 @ X2) | ~ (c3_1 @ X2))))),
% 21.35/3.71      inference('s_sup-', [status(thm)],
% 21.35/3.71                [zip_derived_cl1736, zip_derived_cl348])).
% 21.35/3.71  thf('16', plain,
% 21.35/3.71      (( (c2_1 @ a797)) | ~ ( (c0_1 @ a797)) | 
% 21.35/3.71       ~ (![X2 : $i]: ( (c2_1 @ X2) | ~ (c0_1 @ X2) | ~ (c3_1 @ X2))) | 
% 21.35/3.71       ~ (![X0 : $i]: ( (c2_1 @ X0) | ~ (c0_1 @ X0) |  (c3_1 @ X0)))),
% 21.35/3.71      inference('s_sup-', [status(thm)],
% 21.35/3.71                [zip_derived_cl2692, zip_derived_cl2548])).
% 21.35/3.71  thf('17', plain, (~ ( (hskp22)) | ( (c3_1 @ a797))),
% 21.35/3.71      inference('split', [status(esa)], [zip_derived_cl50])).
% 21.35/3.71  thf('18', plain, (~ ( (hskp22)) | ~ ( (c2_1 @ a797))),
% 21.35/3.71      inference('split', [status(esa)], [zip_derived_cl84])).
% 21.35/3.71  thf(zip_derived_cl448, plain,
% 21.35/3.71      ((![X0 : $i]: ( (c2_1 @ X0) |  (c0_1 @ X0) | ~ (c3_1 @ X0)))
% 21.35/3.71         <= ((![X0 : $i]: ( (c2_1 @ X0) |  (c0_1 @ X0) | ~ (c3_1 @ X0))))),
% 21.35/3.71      inference('split', [status(esa)], [zip_derived_cl128])).
% 21.35/3.71  thf(zip_derived_cl280, plain, (( (c3_1 @ a797)) <= (( (c3_1 @ a797)))),
% 21.35/3.71      inference('split', [status(esa)], [zip_derived_cl50])).
% 21.35/3.71  thf(zip_derived_cl1450, plain,
% 21.35/3.71      ((( (c0_1 @ a797) |  (c2_1 @ a797)))
% 21.35/3.71         <= (( (c3_1 @ a797)) & 
% 21.35/3.71             (![X0 : $i]: ( (c2_1 @ X0) |  (c0_1 @ X0) | ~ (c3_1 @ X0))))),
% 21.35/3.71      inference('s_sup+', [status(thm)], [zip_derived_cl448, zip_derived_cl280])).
% 21.35/3.71  thf('19', plain,
% 21.35/3.71      (( (c2_1 @ a797)) | ( (c0_1 @ a797)) | 
% 21.35/3.71       ~ (![X0 : $i]: ( (c2_1 @ X0) |  (c0_1 @ X0) | ~ (c3_1 @ X0))) | 
% 21.35/3.71       ~ ( (c3_1 @ a797))),
% 21.35/3.71      inference('split', [status(esa)], [zip_derived_cl1450])).
% 21.35/3.71  thf('20', plain,
% 21.35/3.71      (( (hskp16)) | 
% 21.35/3.71       (![X0 : $i]: (~ (c2_1 @ X0) | ~ (c1_1 @ X0) | ~ (c3_1 @ X0))) | 
% 21.35/3.71       ~ ( (ndr1_0)) | ( (hskp22))),
% 21.35/3.71      inference('split', [status(esa)], [zip_derived_cl144])).
% 21.35/3.71  thf('21', plain,
% 21.35/3.71      ((![X0 : $i]: ( (c2_1 @ X0) |  (c1_1 @ X0) |  (c3_1 @ X0))) | 
% 21.35/3.71       ( (hskp27)) | ( (hskp0)) | ~ ( (ndr1_0))),
% 21.35/3.71      inference('split', [status(esa)], [zip_derived_cl125])).
% 21.35/3.71  thf(clause157, conjecture,
% 21.35/3.71    (~( ( hskp11 ) | ( c2_1 @ V ) | ( c0_1 @ V ) | ( c2_1 @ U ) | 
% 21.35/3.71        ( ~( c1_1 @ V ) ) | ( ~( ndr1_0 ) ) | ( ~( c3_1 @ U ) ) | 
% 21.35/3.71        ( ~( c1_1 @ U ) ) ))).
% 21.35/3.71  thf(zf_stmt_33, negated_conjecture,
% 21.35/3.71    (( hskp11 ) | ( c2_1 @ V ) | ( c0_1 @ V ) | ( c2_1 @ U ) | 
% 21.35/3.71     ( ~( c1_1 @ V ) ) | ( ~( ndr1_0 ) ) | ( ~( c3_1 @ U ) ) | 
% 21.35/3.71     ( ~( c1_1 @ U ) )),
% 21.35/3.71    inference('cnf.neg', [status(esa)], [clause157])).
% 21.35/3.71  thf(zip_derived_cl156, plain,
% 21.35/3.71      (![X0 : $i, X1 : $i]:
% 21.35/3.71         ( (hskp11)
% 21.35/3.71          |  (c2_1 @ X0)
% 21.35/3.71          |  (c0_1 @ X0)
% 21.35/3.71          |  (c2_1 @ X1)
% 21.35/3.71          | ~ (c1_1 @ X0)
% 21.35/3.71          | ~ (ndr1_0)
% 21.35/3.71          | ~ (c3_1 @ X1)
% 21.35/3.71          | ~ (c1_1 @ X1))),
% 21.35/3.71      inference('cnf', [status(esa)], [zf_stmt_33])).
% 21.35/3.71  thf(zip_derived_cl559, plain,
% 21.35/3.71      ((![X1 : $i]: ( (c2_1 @ X1) | ~ (c3_1 @ X1) | ~ (c1_1 @ X1)))
% 21.35/3.71         <= ((![X1 : $i]: ( (c2_1 @ X1) | ~ (c3_1 @ X1) | ~ (c1_1 @ X1))))),
% 21.35/3.71      inference('split', [status(esa)], [zip_derived_cl156])).
% 21.35/3.71  thf(clause72, conjecture, (~( ( c1_1 @ a738 ) | ( ~( hskp6 ) ) ))).
% 21.35/3.71  thf(zf_stmt_34, negated_conjecture, (( c1_1 @ a738 ) | ( ~( hskp6 ) )),
% 21.35/3.71    inference('cnf.neg', [status(esa)], [clause72])).
% 21.35/3.71  thf(zip_derived_cl71, plain, (( (c1_1 @ a738) | ~ (hskp6))),
% 21.35/3.71      inference('cnf', [status(esa)], [zf_stmt_34])).
% 21.35/3.71  thf(zip_derived_cl322, plain, (( (c1_1 @ a738)) <= (( (c1_1 @ a738)))),
% 21.35/3.71      inference('split', [status(esa)], [zip_derived_cl71])).
% 21.35/3.71  thf(zip_derived_cl1033, plain,
% 21.35/3.71      (((~ (c3_1 @ a738) |  (c2_1 @ a738)))
% 21.35/3.71         <= (( (c1_1 @ a738)) & 
% 21.35/3.71             (![X1 : $i]: ( (c2_1 @ X1) | ~ (c3_1 @ X1) | ~ (c1_1 @ X1))))),
% 21.35/3.71      inference('s_sup+', [status(thm)], [zip_derived_cl559, zip_derived_cl322])).
% 21.35/3.71  thf('22', plain,
% 21.35/3.71      (~ ( (c3_1 @ a738)) | 
% 21.35/3.71       ~ (![X1 : $i]: ( (c2_1 @ X1) | ~ (c3_1 @ X1) | ~ (c1_1 @ X1))) | 
% 21.35/3.71       ~ ( (c1_1 @ a738)) | ( (c2_1 @ a738))),
% 21.35/3.71      inference('split', [status(esa)], [zip_derived_cl1033])).
% 21.35/3.71  thf(zip_derived_cl440, plain,
% 21.35/3.71      ((![X0 : $i]: (~ (c2_1 @ X0) |  (c1_1 @ X0) |  (c0_1 @ X0)))
% 21.35/3.71         <= ((![X0 : $i]: (~ (c2_1 @ X0) |  (c1_1 @ X0) |  (c0_1 @ X0))))),
% 21.35/3.71      inference('split', [status(esa)], [zip_derived_cl126])).
% 21.35/3.71  thf(zip_derived_cl464, plain,
% 21.35/3.71      ((![X0 : $i]: (~ (c1_1 @ X0) |  (c0_1 @ X0) |  (c3_1 @ X0)))
% 21.35/3.71         <= ((![X0 : $i]: (~ (c1_1 @ X0) |  (c0_1 @ X0) |  (c3_1 @ X0))))),
% 21.35/3.71      inference('split', [status(esa)], [zip_derived_cl132])).
% 21.35/3.71  thf(zip_derived_cl1509, plain,
% 21.35/3.71      ((![X0 : $i]:
% 21.35/3.71          ( (c0_1 @ X0) | ~ (c2_1 @ X0) |  (c0_1 @ X0) |  (c3_1 @ X0)))
% 21.35/3.71         <= ((![X0 : $i]: (~ (c2_1 @ X0) |  (c1_1 @ X0) |  (c0_1 @ X0))) & 
% 21.35/3.71             (![X0 : $i]: (~ (c1_1 @ X0) |  (c0_1 @ X0) |  (c3_1 @ X0))))),
% 21.35/3.71      inference('s_sup-', [status(thm)], [zip_derived_cl440, zip_derived_cl464])).
% 21.35/3.71  thf(zip_derived_cl1528, plain,
% 21.35/3.71      ((![X0 : $i]: ( (c3_1 @ X0) | ~ (c2_1 @ X0) |  (c0_1 @ X0)))
% 21.35/3.71         <= ((![X0 : $i]: (~ (c2_1 @ X0) |  (c1_1 @ X0) |  (c0_1 @ X0))) & 
% 21.35/3.71             (![X0 : $i]: (~ (c1_1 @ X0) |  (c0_1 @ X0) |  (c3_1 @ X0))))),
% 21.35/3.71      inference('simplify', [status(thm)], [zip_derived_cl1509])).
% 21.35/3.71  thf(clause90, conjecture, (~( ( ~( hskp19 ) ) | ( ~( c3_1 @ a777 ) ) ))).
% 21.35/3.71  thf(zf_stmt_35, negated_conjecture, (( ~( hskp19 ) ) | ( ~( c3_1 @ a777 ) )),
% 21.35/3.71    inference('cnf.neg', [status(esa)], [clause90])).
% 21.35/3.71  thf(zip_derived_cl89, plain, ((~ (hskp19) | ~ (c3_1 @ a777))),
% 21.35/3.71      inference('cnf', [status(esa)], [zf_stmt_35])).
% 21.35/3.71  thf(zip_derived_cl358, plain, ((~ (c3_1 @ a777)) <= (~ ( (c3_1 @ a777)))),
% 21.35/3.71      inference('split', [status(esa)], [zip_derived_cl89])).
% 21.35/3.71  thf(zip_derived_cl7275, plain,
% 21.35/3.71      ((( (c0_1 @ a777) | ~ (c2_1 @ a777)))
% 21.35/3.71         <= (~ ( (c3_1 @ a777)) & 
% 21.35/3.71             (![X0 : $i]: (~ (c2_1 @ X0) |  (c1_1 @ X0) |  (c0_1 @ X0))) & 
% 21.35/3.71             (![X0 : $i]: (~ (c1_1 @ X0) |  (c0_1 @ X0) |  (c3_1 @ X0))))),
% 21.35/3.71      inference('s_sup-', [status(thm)],
% 21.35/3.71                [zip_derived_cl1528, zip_derived_cl358])).
% 21.35/3.71  thf('23', plain,
% 21.35/3.71      (~ (![X0 : $i]: (~ (c2_1 @ X0) |  (c1_1 @ X0) |  (c0_1 @ X0))) | 
% 21.35/3.71       ~ ( (c2_1 @ a777)) | 
% 21.35/3.71       ~ (![X0 : $i]: (~ (c1_1 @ X0) |  (c0_1 @ X0) |  (c3_1 @ X0))) | 
% 21.35/3.71       ( (c0_1 @ a777)) | ( (c3_1 @ a777))),
% 21.35/3.71      inference('split', [status(esa)], [zip_derived_cl7275])).
% 21.35/3.71  thf(clause148, conjecture,
% 21.35/3.71    (~( ( hskp8 ) | ( c3_1 @ V ) | ( c2_1 @ V ) | ( c0_1 @ V ) | 
% 21.35/3.71        ( c3_1 @ U ) | ( c0_1 @ U ) | ( ~( ndr1_0 ) ) | ( ~( c2_1 @ U ) ) ))).
% 21.35/3.71  thf(zf_stmt_36, negated_conjecture,
% 21.35/3.71    (( hskp8 ) | ( c3_1 @ V ) | ( c2_1 @ V ) | ( c0_1 @ V ) | ( c3_1 @ U ) | 
% 21.35/3.71     ( c0_1 @ U ) | ( ~( ndr1_0 ) ) | ( ~( c2_1 @ U ) )),
% 21.35/3.71    inference('cnf.neg', [status(esa)], [clause148])).
% 21.35/3.71  thf(zip_derived_cl147, plain,
% 21.35/3.71      (![X0 : $i, X1 : $i]:
% 21.35/3.71         ( (hskp8)
% 21.35/3.71          |  (c3_1 @ X0)
% 21.35/3.71          |  (c2_1 @ X0)
% 21.35/3.71          |  (c0_1 @ X0)
% 21.35/3.71          |  (c3_1 @ X1)
% 21.35/3.71          |  (c0_1 @ X1)
% 21.35/3.71          | ~ (ndr1_0)
% 21.35/3.71          | ~ (c2_1 @ X1))),
% 21.35/3.71      inference('cnf', [status(esa)], [zf_stmt_36])).
% 21.35/3.71  thf(zip_derived_cl523, plain,
% 21.35/3.71      ((![X1 : $i]: (~ (c2_1 @ X1) |  (c0_1 @ X1) |  (c3_1 @ X1)))
% 21.35/3.71         <= ((![X1 : $i]: (~ (c2_1 @ X1) |  (c0_1 @ X1) |  (c3_1 @ X1))))),
% 21.35/3.71      inference('split', [status(esa)], [zip_derived_cl147])).
% 21.35/3.71  thf(clause102, conjecture, (~( ( ~( hskp11 ) ) | ( ~( c3_1 @ a749 ) ) ))).
% 21.35/3.71  thf(zf_stmt_37, negated_conjecture, (( ~( hskp11 ) ) | ( ~( c3_1 @ a749 ) )),
% 21.35/3.71    inference('cnf.neg', [status(esa)], [clause102])).
% 21.35/3.71  thf(zip_derived_cl101, plain, ((~ (hskp11) | ~ (c3_1 @ a749))),
% 21.35/3.71      inference('cnf', [status(esa)], [zf_stmt_37])).
% 21.35/3.71  thf(zip_derived_cl382, plain, ((~ (c3_1 @ a749)) <= (~ ( (c3_1 @ a749)))),
% 21.35/3.71      inference('split', [status(esa)], [zip_derived_cl101])).
% 21.35/3.71  thf(zip_derived_cl1815, plain,
% 21.35/3.71      ((( (c0_1 @ a749) | ~ (c2_1 @ a749)))
% 21.35/3.71         <= (~ ( (c3_1 @ a749)) & 
% 21.35/3.71             (![X1 : $i]: (~ (c2_1 @ X1) |  (c0_1 @ X1) |  (c3_1 @ X1))))),
% 21.35/3.71      inference('s_sup-', [status(thm)], [zip_derived_cl523, zip_derived_cl382])).
% 21.35/3.71  thf('24', plain,
% 21.35/3.71      (~ ( (c2_1 @ a749)) | 
% 21.35/3.71       ~ (![X1 : $i]: (~ (c2_1 @ X1) |  (c0_1 @ X1) |  (c3_1 @ X1))) | 
% 21.35/3.71       ( (c0_1 @ a749)) | ( (c3_1 @ a749))),
% 21.35/3.71      inference('split', [status(esa)], [zip_derived_cl1815])).
% 21.35/3.71  thf(clause161, conjecture,
% 21.35/3.71    (~( ( hskp5 ) | ( c3_1 @ V ) | ( c1_1 @ V ) | ( c1_1 @ U ) | 
% 21.35/3.71        ( ~( c2_1 @ V ) ) | ( ~( ndr1_0 ) ) | ( ~( c3_1 @ U ) ) | 
% 21.35/3.71        ( ~( c0_1 @ U ) ) ))).
% 21.35/3.71  thf(zf_stmt_38, negated_conjecture,
% 21.35/3.71    (( hskp5 ) | ( c3_1 @ V ) | ( c1_1 @ V ) | ( c1_1 @ U ) | 
% 21.35/3.71     ( ~( c2_1 @ V ) ) | ( ~( ndr1_0 ) ) | ( ~( c3_1 @ U ) ) | 
% 21.35/3.71     ( ~( c0_1 @ U ) )),
% 21.35/3.71    inference('cnf.neg', [status(esa)], [clause161])).
% 21.35/3.71  thf(zip_derived_cl160, plain,
% 21.35/3.71      (![X0 : $i, X1 : $i]:
% 21.35/3.71         ( (hskp5)
% 21.35/3.71          |  (c3_1 @ X0)
% 21.35/3.71          |  (c1_1 @ X0)
% 21.35/3.71          |  (c1_1 @ X1)
% 21.35/3.71          | ~ (c2_1 @ X0)
% 21.35/3.71          | ~ (ndr1_0)
% 21.35/3.71          | ~ (c3_1 @ X1)
% 21.35/3.71          | ~ (c0_1 @ X1))),
% 21.35/3.71      inference('cnf', [status(esa)], [zf_stmt_38])).
% 21.35/3.71  thf(zip_derived_cl576, plain,
% 21.35/3.71      ((![X0 : $i]: (~ (c2_1 @ X0) |  (c1_1 @ X0) |  (c3_1 @ X0)))
% 21.35/3.71         <= ((![X0 : $i]: (~ (c2_1 @ X0) |  (c1_1 @ X0) |  (c3_1 @ X0))))),
% 21.35/3.71      inference('split', [status(esa)], [zip_derived_cl160])).
% 21.35/3.71  thf(zip_derived_cl496, plain,
% 21.35/3.71      ((![X0 : $i]: (~ (c1_1 @ X0) | ~ (c0_1 @ X0) |  (c3_1 @ X0)))
% 21.35/3.71         <= ((![X0 : $i]: (~ (c1_1 @ X0) | ~ (c0_1 @ X0) |  (c3_1 @ X0))))),
% 21.35/3.71      inference('split', [status(esa)], [zip_derived_cl140])).
% 21.35/3.71  thf(zip_derived_cl1969, plain,
% 21.35/3.71      ((![X0 : $i]:
% 21.35/3.71          ( (c3_1 @ X0) | ~ (c2_1 @ X0) | ~ (c0_1 @ X0) |  (c3_1 @ X0)))
% 21.35/3.71         <= ((![X0 : $i]: (~ (c1_1 @ X0) | ~ (c0_1 @ X0) |  (c3_1 @ X0))) & 
% 21.35/3.71             (![X0 : $i]: (~ (c2_1 @ X0) |  (c1_1 @ X0) |  (c3_1 @ X0))))),
% 21.35/3.71      inference('s_sup-', [status(thm)], [zip_derived_cl576, zip_derived_cl496])).
% 21.35/3.71  thf(zip_derived_cl1993, plain,
% 21.35/3.71      ((![X0 : $i]: (~ (c0_1 @ X0) | ~ (c2_1 @ X0) |  (c3_1 @ X0)))
% 21.35/3.71         <= ((![X0 : $i]: (~ (c1_1 @ X0) | ~ (c0_1 @ X0) |  (c3_1 @ X0))) & 
% 21.35/3.71             (![X0 : $i]: (~ (c2_1 @ X0) |  (c1_1 @ X0) |  (c3_1 @ X0))))),
% 21.35/3.71      inference('simplify', [status(thm)], [zip_derived_cl1969])).
% 21.35/3.71  thf(zip_derived_cl366, plain, ((~ (c3_1 @ a764)) <= (~ ( (c3_1 @ a764)))),
% 21.35/3.71      inference('split', [status(esa)], [zip_derived_cl93])).
% 21.35/3.71  thf(zip_derived_cl6025, plain,
% 21.35/3.71      (((~ (c2_1 @ a764) | ~ (c0_1 @ a764)))
% 21.35/3.71         <= (~ ( (c3_1 @ a764)) & 
% 21.35/3.71             (![X0 : $i]: (~ (c1_1 @ X0) | ~ (c0_1 @ X0) |  (c3_1 @ X0))) & 
% 21.35/3.71             (![X0 : $i]: (~ (c2_1 @ X0) |  (c1_1 @ X0) |  (c3_1 @ X0))))),
% 21.35/3.71      inference('s_sup-', [status(thm)],
% 21.35/3.71                [zip_derived_cl1993, zip_derived_cl366])).
% 21.35/3.71  thf('25', plain,
% 21.35/3.71      (~ (![X0 : $i]: (~ (c1_1 @ X0) | ~ (c0_1 @ X0) |  (c3_1 @ X0))) | 
% 21.35/3.71       ~ (![X0 : $i]: (~ (c2_1 @ X0) |  (c1_1 @ X0) |  (c3_1 @ X0))) | 
% 21.35/3.71       ~ ( (c2_1 @ a764)) | ~ ( (c0_1 @ a764)) | ( (c3_1 @ a764))),
% 21.35/3.71      inference('split', [status(esa)], [zip_derived_cl6025])).
% 21.35/3.71  thf(clause59, conjecture, (~( ( c0_1 @ a764 ) | ( ~( hskp16 ) ) ))).
% 21.35/3.71  thf(zf_stmt_39, negated_conjecture, (( c0_1 @ a764 ) | ( ~( hskp16 ) )),
% 21.35/3.71    inference('cnf.neg', [status(esa)], [clause59])).
% 21.35/3.71  thf(zip_derived_cl58, plain, (( (c0_1 @ a764) | ~ (hskp16))),
% 21.35/3.71      inference('cnf', [status(esa)], [zf_stmt_39])).
% 21.35/3.71  thf('26', plain, (( (c0_1 @ a764)) | ~ ( (hskp16))),
% 21.35/3.71      inference('split', [status(esa)], [zip_derived_cl58])).
% 21.35/3.71  thf(clause60, conjecture, (~( ( c2_1 @ a764 ) | ( ~( hskp16 ) ) ))).
% 21.35/3.71  thf(zf_stmt_40, negated_conjecture, (( c2_1 @ a764 ) | ( ~( hskp16 ) )),
% 21.35/3.71    inference('cnf.neg', [status(esa)], [clause60])).
% 21.35/3.71  thf(zip_derived_cl59, plain, (( (c2_1 @ a764) | ~ (hskp16))),
% 21.35/3.71      inference('cnf', [status(esa)], [zf_stmt_40])).
% 21.35/3.71  thf('27', plain, (( (c2_1 @ a764)) | ~ ( (hskp16))),
% 21.35/3.71      inference('split', [status(esa)], [zip_derived_cl59])).
% 21.35/3.71  thf('28', plain, (~ ( (c3_1 @ a764)) | ~ ( (hskp16))),
% 21.35/3.71      inference('split', [status(esa)], [zip_derived_cl93])).
% 21.35/3.71  thf(clause166, conjecture,
% 21.35/3.71    (~( ( hskp16 ) | ( c0_1 @ V ) | ( ~( c2_1 @ V ) ) | ( ~( c1_1 @ V ) ) | 
% 21.35/3.71        ( ~( ndr1_0 ) ) | ( ~( c3_1 @ U ) ) | ( ~( c2_1 @ U ) ) | 
% 21.35/3.71        ( ~( c0_1 @ U ) ) ))).
% 21.35/3.71  thf(zf_stmt_41, negated_conjecture,
% 21.35/3.71    (( hskp16 ) | ( c0_1 @ V ) | ( ~( c2_1 @ V ) ) | ( ~( c1_1 @ V ) ) | 
% 21.35/3.71     ( ~( ndr1_0 ) ) | ( ~( c3_1 @ U ) ) | ( ~( c2_1 @ U ) ) | 
% 21.35/3.71     ( ~( c0_1 @ U ) )),
% 21.35/3.71    inference('cnf.neg', [status(esa)], [clause166])).
% 21.35/3.71  thf(zip_derived_cl165, plain,
% 21.35/3.71      (![X0 : $i, X1 : $i]:
% 21.35/3.71         ( (hskp16)
% 21.35/3.71          |  (c0_1 @ X0)
% 21.35/3.71          | ~ (c2_1 @ X0)
% 21.35/3.71          | ~ (c1_1 @ X0)
% 21.35/3.71          | ~ (ndr1_0)
% 21.35/3.71          | ~ (c3_1 @ X1)
% 21.35/3.71          | ~ (c2_1 @ X1)
% 21.35/3.71          | ~ (c0_1 @ X1))),
% 21.35/3.71      inference('cnf', [status(esa)], [zf_stmt_41])).
% 21.35/3.71  thf('29', plain,
% 21.35/3.71      (( (hskp16)) | 
% 21.35/3.71       (![X0 : $i]: (~ (c2_1 @ X0) | ~ (c0_1 @ X0) | ~ (c3_1 @ X0))) | 
% 21.35/3.71       (![X0 : $i]: (~ (c2_1 @ X0) | ~ (c1_1 @ X0) |  (c0_1 @ X0))) | 
% 21.35/3.71       ~ ( (ndr1_0))),
% 21.35/3.71      inference('split', [status(esa)], [zip_derived_cl165])).
% 21.35/3.71  thf(zip_derived_cl496, plain,
% 21.35/3.71      ((![X0 : $i]: (~ (c1_1 @ X0) | ~ (c0_1 @ X0) |  (c3_1 @ X0)))
% 21.35/3.71         <= ((![X0 : $i]: (~ (c1_1 @ X0) | ~ (c0_1 @ X0) |  (c3_1 @ X0))))),
% 21.35/3.71      inference('split', [status(esa)], [zip_derived_cl140])).
% 21.35/3.71  thf(clause40, conjecture, (~( ( c1_1 @ a750 ) | ( ~( hskp27 ) ) ))).
% 21.35/3.71  thf(zf_stmt_42, negated_conjecture, (( c1_1 @ a750 ) | ( ~( hskp27 ) )),
% 21.35/3.71    inference('cnf.neg', [status(esa)], [clause40])).
% 21.35/3.71  thf(zip_derived_cl39, plain, (( (c1_1 @ a750) | ~ (hskp27))),
% 21.35/3.71      inference('cnf', [status(esa)], [zf_stmt_42])).
% 21.35/3.71  thf(zip_derived_cl258, plain, (( (c1_1 @ a750)) <= (( (c1_1 @ a750)))),
% 21.35/3.71      inference('split', [status(esa)], [zip_derived_cl39])).
% 21.35/3.71  thf(zip_derived_cl915, plain,
% 21.35/3.71      ((( (c3_1 @ a750) | ~ (c0_1 @ a750)))
% 21.35/3.71         <= (( (c1_1 @ a750)) & 
% 21.35/3.71             (![X0 : $i]: (~ (c1_1 @ X0) | ~ (c0_1 @ X0) |  (c3_1 @ X0))))),
% 21.35/3.71      inference('s_sup+', [status(thm)], [zip_derived_cl496, zip_derived_cl258])).
% 21.35/3.71  thf(zip_derived_cl2709, plain, (( (c3_1 @ a750)) <= (( (c3_1 @ a750)))),
% 21.35/3.71      inference('split', [status(esa)], [zip_derived_cl915])).
% 21.35/3.71  thf(zip_derived_cl504, plain,
% 21.35/3.71      ((![X0 : $i]: (~ (c2_1 @ X0) | ~ (c0_1 @ X0) | ~ (c3_1 @ X0)))
% 21.35/3.71         <= ((![X0 : $i]: (~ (c2_1 @ X0) | ~ (c0_1 @ X0) | ~ (c3_1 @ X0))))),
% 21.35/3.71      inference('split', [status(esa)], [zip_derived_cl142])).
% 21.35/3.71  thf(zip_derived_cl2712, plain,
% 21.35/3.71      (((~ (c2_1 @ a750) | ~ (c0_1 @ a750)))
% 21.35/3.71         <= ((![X0 : $i]: (~ (c2_1 @ X0) | ~ (c0_1 @ X0) | ~ (c3_1 @ X0))) & 
% 21.35/3.71             ( (c3_1 @ a750)))),
% 21.35/3.71      inference('s_sup-', [status(thm)],
% 21.35/3.71                [zip_derived_cl2709, zip_derived_cl504])).
% 21.35/3.71  thf('30', plain,
% 21.35/3.71      (~ ( (c3_1 @ a750)) | ~ ( (c0_1 @ a750)) | 
% 21.35/3.71       ~ (![X0 : $i]: (~ (c2_1 @ X0) | ~ (c0_1 @ X0) | ~ (c3_1 @ X0))) | 
% 21.35/3.71       ~ ( (c2_1 @ a750))),
% 21.35/3.71      inference('split', [status(esa)], [zip_derived_cl2712])).
% 21.35/3.71  thf(zip_derived_cl555, plain,
% 21.35/3.71      ((![X1 : $i]: (~ (c2_1 @ X1) |  (c0_1 @ X1) | ~ (c3_1 @ X1)))
% 21.35/3.71         <= ((![X1 : $i]: (~ (c2_1 @ X1) |  (c0_1 @ X1) | ~ (c3_1 @ X1))))),
% 21.35/3.71      inference('split', [status(esa)], [zip_derived_cl155])).
% 21.35/3.71  thf(clause71, conjecture, (~( ( c3_1 @ a741 ) | ( ~( hskp7 ) ) ))).
% 21.35/3.71  thf(zf_stmt_43, negated_conjecture, (( c3_1 @ a741 ) | ( ~( hskp7 ) )),
% 21.35/3.71    inference('cnf.neg', [status(esa)], [clause71])).
% 21.35/3.71  thf(zip_derived_cl70, plain, (( (c3_1 @ a741) | ~ (hskp7))),
% 21.35/3.71      inference('cnf', [status(esa)], [zf_stmt_43])).
% 21.35/3.71  thf(zip_derived_cl320, plain, (( (c3_1 @ a741)) <= (( (c3_1 @ a741)))),
% 21.35/3.71      inference('split', [status(esa)], [zip_derived_cl70])).
% 21.35/3.71  thf(zip_derived_cl1007, plain,
% 21.35/3.71      ((( (c0_1 @ a741) | ~ (c2_1 @ a741)))
% 21.35/3.71         <= (( (c3_1 @ a741)) & 
% 21.35/3.71             (![X1 : $i]: (~ (c2_1 @ X1) |  (c0_1 @ X1) | ~ (c3_1 @ X1))))),
% 21.35/3.71      inference('s_sup+', [status(thm)], [zip_derived_cl555, zip_derived_cl320])).
% 21.35/3.71  thf('31', plain,
% 21.35/3.71      (~ ( (c2_1 @ a741)) | ( (c0_1 @ a741)) | 
% 21.35/3.71       ~ (![X1 : $i]: (~ (c2_1 @ X1) |  (c0_1 @ X1) | ~ (c3_1 @ X1))) | 
% 21.35/3.71       ~ ( (c3_1 @ a741))),
% 21.35/3.71      inference('split', [status(esa)], [zip_derived_cl1007])).
% 21.35/3.71  thf(clause70, conjecture, (~( ( c1_1 @ a741 ) | ( ~( hskp7 ) ) ))).
% 21.35/3.71  thf(zf_stmt_44, negated_conjecture, (( c1_1 @ a741 ) | ( ~( hskp7 ) )),
% 21.35/3.71    inference('cnf.neg', [status(esa)], [clause70])).
% 21.35/3.71  thf(zip_derived_cl69, plain, (( (c1_1 @ a741) | ~ (hskp7))),
% 21.35/3.71      inference('cnf', [status(esa)], [zf_stmt_44])).
% 21.35/3.71  thf(zip_derived_cl318, plain, (( (c1_1 @ a741)) <= (( (c1_1 @ a741)))),
% 21.35/3.71      inference('split', [status(esa)], [zip_derived_cl69])).
% 21.35/3.71  thf(zip_derived_cl511, plain,
% 21.35/3.71      ((![X0 : $i]: (~ (c2_1 @ X0) | ~ (c1_1 @ X0) | ~ (c3_1 @ X0)))
% 21.35/3.71         <= ((![X0 : $i]: (~ (c2_1 @ X0) | ~ (c1_1 @ X0) | ~ (c3_1 @ X0))))),
% 21.35/3.71      inference('split', [status(esa)], [zip_derived_cl144])).
% 21.35/3.71  thf(zip_derived_cl836, plain,
% 21.35/3.71      (((~ (c2_1 @ a741) | ~ (c3_1 @ a741)))
% 21.35/3.71         <= (( (c1_1 @ a741)) & 
% 21.35/3.71             (![X0 : $i]: (~ (c2_1 @ X0) | ~ (c1_1 @ X0) | ~ (c3_1 @ X0))))),
% 21.35/3.71      inference('s_sup-', [status(thm)], [zip_derived_cl318, zip_derived_cl511])).
% 21.35/3.71  thf('32', plain,
% 21.35/3.71      (~ ( (c2_1 @ a741)) | ~ ( (c1_1 @ a741)) | 
% 21.35/3.71       ~ (![X0 : $i]: (~ (c2_1 @ X0) | ~ (c1_1 @ X0) | ~ (c3_1 @ X0))) | 
% 21.35/3.71       ~ ( (c3_1 @ a741))),
% 21.35/3.71      inference('split', [status(esa)], [zip_derived_cl836])).
% 21.35/3.71  thf(clause39, conjecture, (~( ( c0_1 @ a750 ) | ( ~( hskp27 ) ) ))).
% 21.35/3.71  thf(zf_stmt_45, negated_conjecture, (( c0_1 @ a750 ) | ( ~( hskp27 ) )),
% 21.35/3.71    inference('cnf.neg', [status(esa)], [clause39])).
% 21.35/3.71  thf(zip_derived_cl38, plain, (( (c0_1 @ a750) | ~ (hskp27))),
% 21.35/3.71      inference('cnf', [status(esa)], [zf_stmt_45])).
% 21.35/3.71  thf('33', plain, (( (c0_1 @ a750)) | ~ ( (hskp27))),
% 21.35/3.71      inference('split', [status(esa)], [zip_derived_cl38])).
% 21.35/3.71  thf(clause142, conjecture,
% 21.35/3.71    (~( ( hskp11 ) | ( hskp27 ) | ( c3_1 @ U ) | ( ~( ndr1_0 ) ) | 
% 21.35/3.71        ( ~( c2_1 @ U ) ) | ( ~( c1_1 @ U ) ) ))).
% 21.35/3.71  thf(zf_stmt_46, negated_conjecture,
% 21.35/3.71    (( hskp11 ) | ( hskp27 ) | ( c3_1 @ U ) | ( ~( ndr1_0 ) ) | 
% 21.35/3.71     ( ~( c2_1 @ U ) ) | ( ~( c1_1 @ U ) )),
% 21.35/3.71    inference('cnf.neg', [status(esa)], [clause142])).
% 21.35/3.71  thf(zip_derived_cl141, plain,
% 21.35/3.71      (![X0 : $i]:
% 21.35/3.71         ( (hskp11)
% 21.35/3.71          |  (hskp27)
% 21.35/3.71          |  (c3_1 @ X0)
% 21.35/3.71          | ~ (ndr1_0)
% 21.35/3.71          | ~ (c2_1 @ X0)
% 21.35/3.71          | ~ (c1_1 @ X0))),
% 21.35/3.71      inference('cnf', [status(esa)], [zf_stmt_46])).
% 21.35/3.71  thf('34', plain,
% 21.35/3.71      (( (hskp27)) | ( (hskp11)) | ~ ( (ndr1_0)) | 
% 21.35/3.71       (![X0 : $i]: (~ (c2_1 @ X0) | ~ (c1_1 @ X0) |  (c3_1 @ X0)))),
% 21.35/3.71      inference('split', [status(esa)], [zip_derived_cl141])).
% 21.35/3.71  thf(zip_derived_cl500, plain,
% 21.35/3.71      ((![X0 : $i]: (~ (c2_1 @ X0) | ~ (c1_1 @ X0) |  (c3_1 @ X0)))
% 21.35/3.71         <= ((![X0 : $i]: (~ (c2_1 @ X0) | ~ (c1_1 @ X0) |  (c3_1 @ X0))))),
% 21.35/3.71      inference('split', [status(esa)], [zip_derived_cl141])).
% 21.35/3.71  thf(clause75, conjecture, (~( ( c1_1 @ a734 ) | ( ~( hskp4 ) ) ))).
% 21.35/3.71  thf(zf_stmt_47, negated_conjecture, (( c1_1 @ a734 ) | ( ~( hskp4 ) )),
% 21.35/3.71    inference('cnf.neg', [status(esa)], [clause75])).
% 21.35/3.71  thf(zip_derived_cl74, plain, (( (c1_1 @ a734) | ~ (hskp4))),
% 21.35/3.71      inference('cnf', [status(esa)], [zf_stmt_47])).
% 21.35/3.71  thf(zip_derived_cl328, plain, (( (c1_1 @ a734)) <= (( (c1_1 @ a734)))),
% 21.35/3.71      inference('split', [status(esa)], [zip_derived_cl74])).
% 21.35/3.71  thf(zip_derived_cl948, plain,
% 21.35/3.71      ((( (c3_1 @ a734) | ~ (c2_1 @ a734)))
% 21.35/3.71         <= (( (c1_1 @ a734)) & 
% 21.35/3.71             (![X0 : $i]: (~ (c2_1 @ X0) | ~ (c1_1 @ X0) |  (c3_1 @ X0))))),
% 21.35/3.71      inference('s_sup+', [status(thm)], [zip_derived_cl500, zip_derived_cl328])).
% 21.35/3.71  thf('35', plain,
% 21.35/3.71      (~ (![X0 : $i]: (~ (c2_1 @ X0) | ~ (c1_1 @ X0) |  (c3_1 @ X0))) | 
% 21.35/3.71       ~ ( (c2_1 @ a734)) | ( (c3_1 @ a734)) | ~ ( (c1_1 @ a734))),
% 21.35/3.71      inference('split', [status(esa)], [zip_derived_cl948])).
% 21.35/3.71  thf(clause154, conjecture,
% 21.35/3.71    (~( ( hskp5 ) | ( c1_1 @ V ) | ( c0_1 @ V ) | ( c0_1 @ U ) | 
% 21.35/3.71        ( ~( c3_1 @ V ) ) | ( ~( ndr1_0 ) ) | ( ~( c2_1 @ U ) ) | 
% 21.35/3.71        ( ~( c1_1 @ U ) ) ))).
% 21.35/3.71  thf(zf_stmt_48, negated_conjecture,
% 21.35/3.71    (( hskp5 ) | ( c1_1 @ V ) | ( c0_1 @ V ) | ( c0_1 @ U ) | 
% 21.35/3.71     ( ~( c3_1 @ V ) ) | ( ~( ndr1_0 ) ) | ( ~( c2_1 @ U ) ) | 
% 21.35/3.71     ( ~( c1_1 @ U ) )),
% 21.35/3.71    inference('cnf.neg', [status(esa)], [clause154])).
% 21.35/3.71  thf(zip_derived_cl153, plain,
% 21.35/3.71      (![X0 : $i, X1 : $i]:
% 21.35/3.71         ( (hskp5)
% 21.35/3.71          |  (c1_1 @ X0)
% 21.35/3.71          |  (c0_1 @ X0)
% 21.35/3.71          |  (c0_1 @ X1)
% 21.35/3.71          | ~ (c3_1 @ X0)
% 21.35/3.71          | ~ (ndr1_0)
% 21.35/3.71          | ~ (c2_1 @ X1)
% 21.35/3.71          | ~ (c1_1 @ X1))),
% 21.35/3.71      inference('cnf', [status(esa)], [zf_stmt_48])).
% 21.35/3.71  thf('36', plain,
% 21.35/3.71      ((![X0 : $i]: ( (c1_1 @ X0) |  (c0_1 @ X0) | ~ (c3_1 @ X0))) | 
% 21.35/3.71       ( (hskp5)) | 
% 21.35/3.71       (![X0 : $i]: (~ (c2_1 @ X0) | ~ (c1_1 @ X0) |  (c0_1 @ X0))) | 
% 21.35/3.71       ~ ( (ndr1_0))),
% 21.35/3.71      inference('split', [status(esa)], [zip_derived_cl153])).
% 21.35/3.71  thf(clause151, conjecture,
% 21.35/3.71    (~( ( hskp7 ) | ( c1_1 @ V ) | ( c0_1 @ V ) | ( c3_1 @ U ) | 
% 21.35/3.71        ( c0_1 @ U ) | ( ~( c3_1 @ V ) ) | ( ~( ndr1_0 ) ) | ( ~( c2_1 @ U ) ) ))).
% 21.35/3.71  thf(zf_stmt_49, negated_conjecture,
% 21.35/3.71    (( hskp7 ) | ( c1_1 @ V ) | ( c0_1 @ V ) | ( c3_1 @ U ) | ( c0_1 @ U ) | 
% 21.35/3.71     ( ~( c3_1 @ V ) ) | ( ~( ndr1_0 ) ) | ( ~( c2_1 @ U ) )),
% 21.35/3.71    inference('cnf.neg', [status(esa)], [clause151])).
% 21.35/3.71  thf(zip_derived_cl150, plain,
% 21.35/3.71      (![X0 : $i, X1 : $i]:
% 21.35/3.71         ( (hskp7)
% 21.35/3.71          |  (c1_1 @ X0)
% 21.35/3.71          |  (c0_1 @ X0)
% 21.35/3.71          |  (c3_1 @ X1)
% 21.35/3.71          |  (c0_1 @ X1)
% 21.35/3.71          | ~ (c3_1 @ X0)
% 21.35/3.71          | ~ (ndr1_0)
% 21.35/3.71          | ~ (c2_1 @ X1))),
% 21.35/3.71      inference('cnf', [status(esa)], [zf_stmt_49])).
% 21.35/3.71  thf(zip_derived_cl536, plain,
% 21.35/3.71      ((![X0 : $i]: ( (c1_1 @ X0) |  (c0_1 @ X0) | ~ (c3_1 @ X0)))
% 21.35/3.71         <= ((![X0 : $i]: ( (c1_1 @ X0) |  (c0_1 @ X0) | ~ (c3_1 @ X0))))),
% 21.35/3.71      inference('split', [status(esa)], [zip_derived_cl150])).
% 21.35/3.71  thf(clause117, conjecture, (~( ( ~( hskp3 ) ) | ( ~( c1_1 @ a733 ) ) ))).
% 21.35/3.71  thf(zf_stmt_50, negated_conjecture, (( ~( hskp3 ) ) | ( ~( c1_1 @ a733 ) )),
% 21.35/3.71    inference('cnf.neg', [status(esa)], [clause117])).
% 21.35/3.71  thf(zip_derived_cl116, plain, ((~ (hskp3) | ~ (c1_1 @ a733))),
% 21.35/3.71      inference('cnf', [status(esa)], [zf_stmt_50])).
% 21.35/3.71  thf(zip_derived_cl412, plain, ((~ (c1_1 @ a733)) <= (~ ( (c1_1 @ a733)))),
% 21.35/3.71      inference('split', [status(esa)], [zip_derived_cl116])).
% 21.35/3.71  thf(zip_derived_cl1870, plain,
% 21.35/3.71      (((~ (c3_1 @ a733) |  (c0_1 @ a733)))
% 21.35/3.71         <= (~ ( (c1_1 @ a733)) & 
% 21.35/3.71             (![X0 : $i]: ( (c1_1 @ X0) |  (c0_1 @ X0) | ~ (c3_1 @ X0))))),
% 21.35/3.71      inference('s_sup-', [status(thm)], [zip_derived_cl536, zip_derived_cl412])).
% 21.35/3.71  thf('37', plain,
% 21.35/3.71      (~ ( (c3_1 @ a733)) | ( (c1_1 @ a733)) | 
% 21.35/3.71       ~ (![X0 : $i]: ( (c1_1 @ X0) |  (c0_1 @ X0) | ~ (c3_1 @ X0))) | 
% 21.35/3.71       ( (c0_1 @ a733))),
% 21.35/3.71      inference('split', [status(esa)], [zip_derived_cl1870])).
% 21.35/3.71  thf(clause66, conjecture, (~( ( c1_1 @ a755 ) | ( ~( hskp12 ) ) ))).
% 21.35/3.71  thf(zf_stmt_51, negated_conjecture, (( c1_1 @ a755 ) | ( ~( hskp12 ) )),
% 21.35/3.71    inference('cnf.neg', [status(esa)], [clause66])).
% 21.35/3.71  thf(zip_derived_cl65, plain, (( (c1_1 @ a755) | ~ (hskp12))),
% 21.35/3.71      inference('cnf', [status(esa)], [zf_stmt_51])).
% 21.35/3.71  thf(zip_derived_cl310, plain, (( (c1_1 @ a755)) <= (( (c1_1 @ a755)))),
% 21.35/3.71      inference('split', [status(esa)], [zip_derived_cl65])).
% 21.35/3.71  thf(zip_derived_cl583, plain,
% 21.35/3.71      ((![X1 : $i]: (~ (c2_1 @ X1) | ~ (c0_1 @ X1) | ~ (c1_1 @ X1)))
% 21.35/3.71         <= ((![X1 : $i]: (~ (c2_1 @ X1) | ~ (c0_1 @ X1) | ~ (c1_1 @ X1))))),
% 21.35/3.71      inference('split', [status(esa)], [zip_derived_cl162])).
% 21.35/3.71  thf(zip_derived_cl817, plain,
% 21.35/3.71      (((~ (c2_1 @ a755) | ~ (c0_1 @ a755)))
% 21.35/3.71         <= (( (c1_1 @ a755)) & 
% 21.35/3.71             (![X1 : $i]: (~ (c2_1 @ X1) | ~ (c0_1 @ X1) | ~ (c1_1 @ X1))))),
% 21.35/3.71      inference('s_sup-', [status(thm)], [zip_derived_cl310, zip_derived_cl583])).
% 21.35/3.71  thf('38', plain,
% 21.35/3.71      (~ (![X1 : $i]: (~ (c2_1 @ X1) | ~ (c0_1 @ X1) | ~ (c1_1 @ X1))) | 
% 21.35/3.71       ~ ( (c0_1 @ a755)) | ~ ( (c2_1 @ a755)) | ~ ( (c1_1 @ a755))),
% 21.35/3.71      inference('split', [status(esa)], [zip_derived_cl817])).
% 21.35/3.71  thf(zip_derived_cl464, plain,
% 21.35/3.71      ((![X0 : $i]: (~ (c1_1 @ X0) |  (c0_1 @ X0) |  (c3_1 @ X0)))
% 21.35/3.71         <= ((![X0 : $i]: (~ (c1_1 @ X0) |  (c0_1 @ X0) |  (c3_1 @ X0))))),
% 21.35/3.71      inference('split', [status(esa)], [zip_derived_cl132])).
% 21.35/3.71  thf(zip_derived_cl322, plain, (( (c1_1 @ a738)) <= (( (c1_1 @ a738)))),
% 21.35/3.71      inference('split', [status(esa)], [zip_derived_cl71])).
% 21.35/3.71  thf(zip_derived_cl1503, plain,
% 21.35/3.71      ((( (c3_1 @ a738) |  (c0_1 @ a738)))
% 21.35/3.71         <= (( (c1_1 @ a738)) & 
% 21.35/3.71             (![X0 : $i]: (~ (c1_1 @ X0) |  (c0_1 @ X0) |  (c3_1 @ X0))))),
% 21.35/3.71      inference('s_sup+', [status(thm)], [zip_derived_cl464, zip_derived_cl322])).
% 21.35/3.71  thf('39', plain,
% 21.35/3.71      (( (c3_1 @ a738)) | ( (c0_1 @ a738)) | 
% 21.35/3.71       ~ (![X0 : $i]: (~ (c1_1 @ X0) |  (c0_1 @ X0) |  (c3_1 @ X0))) | 
% 21.35/3.71       ~ ( (c1_1 @ a738))),
% 21.35/3.71      inference('split', [status(esa)], [zip_derived_cl1503])).
% 21.35/3.71  thf(clause137, conjecture,
% 21.35/3.71    (~( ( hskp16 ) | ( hskp28 ) | ( c3_1 @ U ) | ( c2_1 @ U ) | 
% 21.35/3.71        ( ~( ndr1_0 ) ) | ( ~( c1_1 @ U ) ) ))).
% 21.35/3.71  thf(zf_stmt_52, negated_conjecture,
% 21.35/3.71    (( hskp16 ) | ( hskp28 ) | ( c3_1 @ U ) | ( c2_1 @ U ) | ( ~( ndr1_0 ) ) | 
% 21.35/3.71     ( ~( c1_1 @ U ) )),
% 21.35/3.71    inference('cnf.neg', [status(esa)], [clause137])).
% 21.35/3.71  thf(zip_derived_cl136, plain,
% 21.35/3.71      (![X0 : $i]:
% 21.35/3.71         ( (hskp16)
% 21.35/3.71          |  (hskp28)
% 21.35/3.71          |  (c3_1 @ X0)
% 21.35/3.71          |  (c2_1 @ X0)
% 21.35/3.71          | ~ (ndr1_0)
% 21.35/3.71          | ~ (c1_1 @ X0))),
% 21.35/3.71      inference('cnf', [status(esa)], [zf_stmt_52])).
% 21.35/3.71  thf(zip_derived_cl480, plain,
% 21.35/3.71      ((![X0 : $i]: ( (c2_1 @ X0) | ~ (c1_1 @ X0) |  (c3_1 @ X0)))
% 21.35/3.71         <= ((![X0 : $i]: ( (c2_1 @ X0) | ~ (c1_1 @ X0) |  (c3_1 @ X0))))),
% 21.35/3.71      inference('split', [status(esa)], [zip_derived_cl136])).
% 21.35/3.71  thf(zip_derived_cl322, plain, (( (c1_1 @ a738)) <= (( (c1_1 @ a738)))),
% 21.35/3.71      inference('split', [status(esa)], [zip_derived_cl71])).
% 21.35/3.71  thf(zip_derived_cl1546, plain,
% 21.35/3.71      ((( (c3_1 @ a738) |  (c2_1 @ a738)))
% 21.35/3.71         <= (( (c1_1 @ a738)) & 
% 21.35/3.71             (![X0 : $i]: ( (c2_1 @ X0) | ~ (c1_1 @ X0) |  (c3_1 @ X0))))),
% 21.35/3.71      inference('s_sup+', [status(thm)], [zip_derived_cl480, zip_derived_cl322])).
% 21.35/3.71  thf('40', plain,
% 21.35/3.71      (~ (![X0 : $i]: ( (c2_1 @ X0) | ~ (c1_1 @ X0) |  (c3_1 @ X0))) | 
% 21.35/3.71       ( (c3_1 @ a738)) | ( (c2_1 @ a738)) | ~ ( (c1_1 @ a738))),
% 21.35/3.71      inference('split', [status(esa)], [zip_derived_cl1546])).
% 21.35/3.71  thf(zip_derived_cl568, plain,
% 21.35/3.71      ((![X0 : $i]: (~ (c1_1 @ X0) |  (c0_1 @ X0) | ~ (c3_1 @ X0)))
% 21.35/3.71         <= ((![X0 : $i]: (~ (c1_1 @ X0) |  (c0_1 @ X0) | ~ (c3_1 @ X0))))),
% 21.35/3.71      inference('split', [status(esa)], [zip_derived_cl158])).
% 21.35/3.71  thf(zip_derived_cl322, plain, (( (c1_1 @ a738)) <= (( (c1_1 @ a738)))),
% 21.35/3.71      inference('split', [status(esa)], [zip_derived_cl71])).
% 21.35/3.71  thf(zip_derived_cl1133, plain,
% 21.35/3.71      (((~ (c3_1 @ a738) |  (c0_1 @ a738)))
% 21.35/3.71         <= (( (c1_1 @ a738)) & 
% 21.35/3.71             (![X0 : $i]: (~ (c1_1 @ X0) |  (c0_1 @ X0) | ~ (c3_1 @ X0))))),
% 21.35/3.71      inference('s_sup+', [status(thm)], [zip_derived_cl568, zip_derived_cl322])).
% 21.35/3.71  thf('41', plain,
% 21.35/3.71      (~ ( (c3_1 @ a738)) | ( (c0_1 @ a738)) | 
% 21.35/3.71       ~ (![X0 : $i]: (~ (c1_1 @ X0) |  (c0_1 @ X0) | ~ (c3_1 @ X0))) | 
% 21.35/3.71       ~ ( (c1_1 @ a738))),
% 21.35/3.71      inference('split', [status(esa)], [zip_derived_cl1133])).
% 21.35/3.71  thf(zip_derived_cl555, plain,
% 21.35/3.71      ((![X1 : $i]: (~ (c2_1 @ X1) |  (c0_1 @ X1) | ~ (c3_1 @ X1)))
% 21.35/3.71         <= ((![X1 : $i]: (~ (c2_1 @ X1) |  (c0_1 @ X1) | ~ (c3_1 @ X1))))),
% 21.35/3.71      inference('split', [status(esa)], [zip_derived_cl155])).
% 21.35/3.71  thf(clause69, conjecture, (~( ( c3_1 @ a744 ) | ( ~( hskp8 ) ) ))).
% 21.35/3.71  thf(zf_stmt_53, negated_conjecture, (( c3_1 @ a744 ) | ( ~( hskp8 ) )),
% 21.35/3.71    inference('cnf.neg', [status(esa)], [clause69])).
% 21.35/3.71  thf(zip_derived_cl68, plain, (( (c3_1 @ a744) | ~ (hskp8))),
% 21.35/3.71      inference('cnf', [status(esa)], [zf_stmt_53])).
% 21.35/3.71  thf(zip_derived_cl316, plain, (( (c3_1 @ a744)) <= (( (c3_1 @ a744)))),
% 21.35/3.71      inference('split', [status(esa)], [zip_derived_cl68])).
% 21.35/3.71  thf(zip_derived_cl1006, plain,
% 21.35/3.71      ((( (c0_1 @ a744) | ~ (c2_1 @ a744)))
% 21.35/3.71         <= (( (c3_1 @ a744)) & 
% 21.35/3.71             (![X1 : $i]: (~ (c2_1 @ X1) |  (c0_1 @ X1) | ~ (c3_1 @ X1))))),
% 21.35/3.71      inference('s_sup+', [status(thm)], [zip_derived_cl555, zip_derived_cl316])).
% 21.35/3.71  thf('42', plain,
% 21.35/3.71      (~ ( (c2_1 @ a744)) | ( (c0_1 @ a744)) | 
% 21.35/3.71       ~ (![X1 : $i]: (~ (c2_1 @ X1) |  (c0_1 @ X1) | ~ (c3_1 @ X1))) | 
% 21.35/3.71       ~ ( (c3_1 @ a744))),
% 21.35/3.71      inference('split', [status(esa)], [zip_derived_cl1006])).
% 21.35/3.71  thf(zip_derived_cl631, plain,
% 21.35/3.71      ((![X2 : $i]: ( (c2_1 @ X2) | ~ (c0_1 @ X2) | ~ (c3_1 @ X2)))
% 21.35/3.71         <= ((![X2 : $i]: ( (c2_1 @ X2) | ~ (c0_1 @ X2) | ~ (c3_1 @ X2))))),
% 21.35/3.71      inference('split', [status(esa)], [zip_derived_cl174])).
% 21.35/3.71  thf(clause78, conjecture, (~( ( c3_1 @ a731 ) | ( ~( hskp1 ) ) ))).
% 21.35/3.71  thf(zf_stmt_54, negated_conjecture, (( c3_1 @ a731 ) | ( ~( hskp1 ) )),
% 21.35/3.71    inference('cnf.neg', [status(esa)], [clause78])).
% 21.35/3.71  thf(zip_derived_cl77, plain, (( (c3_1 @ a731) | ~ (hskp1))),
% 21.35/3.71      inference('cnf', [status(esa)], [zf_stmt_54])).
% 21.35/3.71  thf(zip_derived_cl334, plain, (( (c3_1 @ a731)) <= (( (c3_1 @ a731)))),
% 21.35/3.71      inference('split', [status(esa)], [zip_derived_cl77])).
% 21.35/3.71  thf(zip_derived_cl1254, plain,
% 21.35/3.71      (((~ (c0_1 @ a731) |  (c2_1 @ a731)))
% 21.35/3.71         <= (( (c3_1 @ a731)) & 
% 21.35/3.71             (![X2 : $i]: ( (c2_1 @ X2) | ~ (c0_1 @ X2) | ~ (c3_1 @ X2))))),
% 21.35/3.71      inference('s_sup+', [status(thm)], [zip_derived_cl631, zip_derived_cl334])).
% 21.35/3.71  thf('43', plain,
% 21.35/3.71      (~ (![X2 : $i]: ( (c2_1 @ X2) | ~ (c0_1 @ X2) | ~ (c3_1 @ X2))) | 
% 21.35/3.71       ~ ( (c0_1 @ a731)) | ~ ( (c3_1 @ a731)) | ( (c2_1 @ a731))),
% 21.35/3.71      inference('split', [status(esa)], [zip_derived_cl1254])).
% 21.35/3.71  thf('44', plain,
% 21.35/3.71      (( (hskp21)) | 
% 21.35/3.71       (![X0 : $i]: (~ (c2_1 @ X0) | ~ (c0_1 @ X0) | ~ (c3_1 @ X0))) | 
% 21.35/3.71       ~ ( (ndr1_0))),
% 21.35/3.71      inference('split', [status(esa)], [zip_derived_cl142])).
% 21.35/3.71  thf('45', plain,
% 21.35/3.71      (~ ( (c2_1 @ a730)) | 
% 21.35/3.71       ~ (![X0 : $i]: (~ (c2_1 @ X0) | ~ (c0_1 @ X0) | ~ (c3_1 @ X0))) | 
% 21.35/3.71       ~ ( (c0_1 @ a730)) | ~ ( (c3_1 @ a730))),
% 21.35/3.71      inference('split', [status(esa)], [zip_derived_cl888])).
% 21.35/3.71  thf(zip_derived_cl631, plain,
% 21.35/3.71      ((![X2 : $i]: ( (c2_1 @ X2) | ~ (c0_1 @ X2) | ~ (c3_1 @ X2)))
% 21.35/3.71         <= ((![X2 : $i]: ( (c2_1 @ X2) | ~ (c0_1 @ X2) | ~ (c3_1 @ X2))))),
% 21.35/3.71      inference('split', [status(esa)], [zip_derived_cl174])).
% 21.35/3.71  thf(zip_derived_cl338, plain, (( (c3_1 @ a730)) <= (( (c3_1 @ a730)))),
% 21.35/3.71      inference('split', [status(esa)], [zip_derived_cl79])).
% 21.35/3.71  thf(zip_derived_cl1255, plain,
% 21.35/3.71      (((~ (c0_1 @ a730) |  (c2_1 @ a730)))
% 21.35/3.71         <= (( (c3_1 @ a730)) & 
% 21.35/3.71             (![X2 : $i]: ( (c2_1 @ X2) | ~ (c0_1 @ X2) | ~ (c3_1 @ X2))))),
% 21.35/3.71      inference('s_sup+', [status(thm)], [zip_derived_cl631, zip_derived_cl338])).
% 21.35/3.71  thf('46', plain,
% 21.35/3.71      (~ (![X2 : $i]: ( (c2_1 @ X2) | ~ (c0_1 @ X2) | ~ (c3_1 @ X2))) | 
% 21.35/3.71       ( (c2_1 @ a730)) | ~ ( (c0_1 @ a730)) | ~ ( (c3_1 @ a730))),
% 21.35/3.71      inference('split', [status(esa)], [zip_derived_cl1255])).
% 21.35/3.71  thf(clause150, conjecture,
% 21.35/3.71    (~( ( hskp0 ) | ( c1_1 @ V ) | ( c0_1 @ V ) | ( c2_1 @ U ) | 
% 21.35/3.71        ( c0_1 @ U ) | ( ~( c2_1 @ V ) ) | ( ~( ndr1_0 ) ) | ( ~( c1_1 @ U ) ) ))).
% 21.35/3.71  thf(zf_stmt_55, negated_conjecture,
% 21.35/3.71    (( hskp0 ) | ( c1_1 @ V ) | ( c0_1 @ V ) | ( c2_1 @ U ) | ( c0_1 @ U ) | 
% 21.35/3.71     ( ~( c2_1 @ V ) ) | ( ~( ndr1_0 ) ) | ( ~( c1_1 @ U ) )),
% 21.35/3.71    inference('cnf.neg', [status(esa)], [clause150])).
% 21.35/3.71  thf(zip_derived_cl149, plain,
% 21.35/3.71      (![X0 : $i, X1 : $i]:
% 21.35/3.71         ( (hskp0)
% 21.35/3.71          |  (c1_1 @ X0)
% 21.35/3.71          |  (c0_1 @ X0)
% 21.35/3.71          |  (c2_1 @ X1)
% 21.35/3.71          |  (c0_1 @ X1)
% 21.35/3.71          | ~ (c2_1 @ X0)
% 21.35/3.71          | ~ (ndr1_0)
% 21.35/3.71          | ~ (c1_1 @ X1))),
% 21.35/3.71      inference('cnf', [status(esa)], [zf_stmt_55])).
% 21.35/3.71  thf('47', plain,
% 21.35/3.71      ((![X1 : $i]: ( (c2_1 @ X1) |  (c0_1 @ X1) | ~ (c1_1 @ X1))) | 
% 21.35/3.71       (![X0 : $i]: (~ (c2_1 @ X0) |  (c1_1 @ X0) |  (c0_1 @ X0))) | 
% 21.35/3.71       ( (hskp0)) | ~ ( (ndr1_0))),
% 21.35/3.71      inference('split', [status(esa)], [zip_derived_cl149])).
% 21.35/3.71  thf(zip_derived_cl440, plain,
% 21.35/3.71      ((![X0 : $i]: (~ (c2_1 @ X0) |  (c1_1 @ X0) |  (c0_1 @ X0)))
% 21.35/3.71         <= ((![X0 : $i]: (~ (c2_1 @ X0) |  (c1_1 @ X0) |  (c0_1 @ X0))))),
% 21.35/3.71      inference('split', [status(esa)], [zip_derived_cl126])).
% 21.35/3.71  thf(zip_derived_cl412, plain, ((~ (c1_1 @ a733)) <= (~ ( (c1_1 @ a733)))),
% 21.35/3.71      inference('split', [status(esa)], [zip_derived_cl116])).
% 21.35/3.71  thf(zip_derived_cl1295, plain,
% 21.35/3.71      ((( (c0_1 @ a733) | ~ (c2_1 @ a733)))
% 21.35/3.71         <= (~ ( (c1_1 @ a733)) & 
% 21.35/3.71             (![X0 : $i]: (~ (c2_1 @ X0) |  (c1_1 @ X0) |  (c0_1 @ X0))))),
% 21.35/3.71      inference('s_sup-', [status(thm)], [zip_derived_cl440, zip_derived_cl412])).
% 21.35/3.71  thf('48', plain,
% 21.35/3.71      (~ (![X0 : $i]: (~ (c2_1 @ X0) |  (c1_1 @ X0) |  (c0_1 @ X0))) | 
% 21.35/3.71       ( (c0_1 @ a733)) | ( (c1_1 @ a733)) | ~ ( (c2_1 @ a733))),
% 21.35/3.71      inference('split', [status(esa)], [zip_derived_cl1295])).
% 21.35/3.71  thf('49', plain,
% 21.35/3.71      ((![X1 : $i]: ( (c2_1 @ X1) |  (c0_1 @ X1) | ~ (c1_1 @ X1))) | 
% 21.35/3.71       ( (hskp11)) | 
% 21.35/3.71       (![X1 : $i]: ( (c2_1 @ X1) | ~ (c3_1 @ X1) | ~ (c1_1 @ X1))) | 
% 21.35/3.71       ~ ( (ndr1_0))),
% 21.35/3.71      inference('split', [status(esa)], [zip_derived_cl156])).
% 21.35/3.71  thf('50', plain, (( (c1_1 @ a738)) | ~ ( (hskp6))),
% 21.35/3.71      inference('split', [status(esa)], [zip_derived_cl71])).
% 21.35/3.71  thf(clause111, conjecture, (~( ( ~( hskp6 ) ) | ( ~( c0_1 @ a738 ) ) ))).
% 21.35/3.71  thf(zf_stmt_56, negated_conjecture, (( ~( hskp6 ) ) | ( ~( c0_1 @ a738 ) )),
% 21.35/3.71    inference('cnf.neg', [status(esa)], [clause111])).
% 21.35/3.71  thf(zip_derived_cl110, plain, ((~ (hskp6) | ~ (c0_1 @ a738))),
% 21.35/3.71      inference('cnf', [status(esa)], [zf_stmt_56])).
% 21.35/3.71  thf('51', plain, (~ ( (c0_1 @ a738)) | ~ ( (hskp6))),
% 21.35/3.71      inference('split', [status(esa)], [zip_derived_cl110])).
% 21.35/3.71  thf(clause112, conjecture, (~( ( ~( hskp6 ) ) | ( ~( c2_1 @ a738 ) ) ))).
% 21.35/3.71  thf(zf_stmt_57, negated_conjecture, (( ~( hskp6 ) ) | ( ~( c2_1 @ a738 ) )),
% 21.35/3.71    inference('cnf.neg', [status(esa)], [clause112])).
% 21.35/3.71  thf(zip_derived_cl111, plain, ((~ (hskp6) | ~ (c2_1 @ a738))),
% 21.35/3.71      inference('cnf', [status(esa)], [zf_stmt_57])).
% 21.35/3.71  thf('52', plain, (~ ( (c2_1 @ a738)) | ~ ( (hskp6))),
% 21.35/3.71      inference('split', [status(esa)], [zip_derived_cl111])).
% 21.35/3.71  thf(clause132, conjecture,
% 21.35/3.71    (~( ( hskp4 ) | ( hskp6 ) | ( c2_1 @ U ) | ( c0_1 @ U ) | 
% 21.35/3.71        ( ~( ndr1_0 ) ) | ( ~( c3_1 @ U ) ) ))).
% 21.35/3.71  thf(zf_stmt_58, negated_conjecture,
% 21.35/3.71    (( hskp4 ) | ( hskp6 ) | ( c2_1 @ U ) | ( c0_1 @ U ) | ( ~( ndr1_0 ) ) | 
% 21.35/3.71     ( ~( c3_1 @ U ) )),
% 21.35/3.71    inference('cnf.neg', [status(esa)], [clause132])).
% 21.35/3.71  thf(zip_derived_cl131, plain,
% 21.35/3.71      (![X0 : $i]:
% 21.35/3.71         ( (hskp4)
% 21.35/3.71          |  (hskp6)
% 21.35/3.71          |  (c2_1 @ X0)
% 21.35/3.71          |  (c0_1 @ X0)
% 21.35/3.71          | ~ (ndr1_0)
% 21.35/3.71          | ~ (c3_1 @ X0))),
% 21.35/3.71      inference('cnf', [status(esa)], [zf_stmt_58])).
% 21.35/3.71  thf('53', plain,
% 21.35/3.71      (( (hskp6)) | ( (hskp4)) | ~ ( (ndr1_0)) | 
% 21.35/3.71       (![X0 : $i]: ( (c2_1 @ X0) |  (c0_1 @ X0) | ~ (c3_1 @ X0)))),
% 21.35/3.71      inference('split', [status(esa)], [zip_derived_cl131])).
% 21.35/3.71  thf(clause124, conjecture,
% 21.35/3.71    (~( ( hskp5 ) | ( hskp4 ) | ( c3_1 @ U ) | ( c1_1 @ U ) | ( c0_1 @ U ) | 
% 21.35/3.71        ( ~( ndr1_0 ) ) ))).
% 21.35/3.71  thf(zf_stmt_59, negated_conjecture,
% 21.35/3.71    (( hskp5 ) | ( hskp4 ) | ( c3_1 @ U ) | ( c1_1 @ U ) | ( c0_1 @ U ) | 
% 21.35/3.71     ( ~( ndr1_0 ) )),
% 21.35/3.71    inference('cnf.neg', [status(esa)], [clause124])).
% 21.35/3.71  thf(zip_derived_cl123, plain,
% 21.35/3.71      (![X0 : $i]:
% 21.35/3.71         ( (hskp5)
% 21.35/3.71          |  (hskp4)
% 21.35/3.71          |  (c3_1 @ X0)
% 21.35/3.71          |  (c1_1 @ X0)
% 21.35/3.71          |  (c0_1 @ X0)
% 21.35/3.71          | ~ (ndr1_0))),
% 21.35/3.71      inference('cnf', [status(esa)], [zf_stmt_59])).
% 21.35/3.71  thf('54', plain,
% 21.35/3.71      (( (hskp4)) | 
% 21.35/3.71       (![X0 : $i]: ( (c1_1 @ X0) |  (c0_1 @ X0) |  (c3_1 @ X0))) | 
% 21.35/3.71       ( (hskp5)) | ~ ( (ndr1_0))),
% 21.35/3.71      inference('split', [status(esa)], [zip_derived_cl123])).
% 21.35/3.71  thf(zip_derived_cl332, plain, (( (c1_1 @ a731)) <= (( (c1_1 @ a731)))),
% 21.35/3.71      inference('split', [status(esa)], [zip_derived_cl76])).
% 21.35/3.71  thf(zip_derived_cl587, plain,
% 21.35/3.71      ((![X1 : $i]: (~ (c0_1 @ X1) | ~ (c3_1 @ X1) | ~ (c1_1 @ X1)))
% 21.35/3.71         <= ((![X1 : $i]: (~ (c0_1 @ X1) | ~ (c3_1 @ X1) | ~ (c1_1 @ X1))))),
% 21.35/3.71      inference('split', [status(esa)], [zip_derived_cl163])).
% 21.35/3.71  thf(zip_derived_cl870, plain,
% 21.35/3.71      (((~ (c0_1 @ a731) | ~ (c3_1 @ a731)))
% 21.35/3.71         <= (( (c1_1 @ a731)) & 
% 21.35/3.71             (![X1 : $i]: (~ (c0_1 @ X1) | ~ (c3_1 @ X1) | ~ (c1_1 @ X1))))),
% 21.35/3.71      inference('s_sup-', [status(thm)], [zip_derived_cl332, zip_derived_cl587])).
% 21.35/3.71  thf('55', plain,
% 21.35/3.71      (~ (![X1 : $i]: (~ (c0_1 @ X1) | ~ (c3_1 @ X1) | ~ (c1_1 @ X1))) | 
% 21.35/3.71       ~ ( (c0_1 @ a731)) | ~ ( (c1_1 @ a731)) | ~ ( (c3_1 @ a731))),
% 21.35/3.71      inference('split', [status(esa)], [zip_derived_cl870])).
% 21.35/3.71  thf(zip_derived_cl531, plain,
% 21.35/3.71      ((![X1 : $i]: ( (c2_1 @ X1) |  (c0_1 @ X1) | ~ (c1_1 @ X1)))
% 21.35/3.71         <= ((![X1 : $i]: ( (c2_1 @ X1) |  (c0_1 @ X1) | ~ (c1_1 @ X1))))),
% 21.35/3.71      inference('split', [status(esa)], [zip_derived_cl149])).
% 21.35/3.71  thf(zip_derived_cl322, plain, (( (c1_1 @ a738)) <= (( (c1_1 @ a738)))),
% 21.35/3.71      inference('split', [status(esa)], [zip_derived_cl71])).
% 21.35/3.71  thf(zip_derived_cl1645, plain,
% 21.35/3.71      ((( (c0_1 @ a738) |  (c2_1 @ a738)))
% 21.35/3.71         <= (( (c1_1 @ a738)) & 
% 21.35/3.71             (![X1 : $i]: ( (c2_1 @ X1) |  (c0_1 @ X1) | ~ (c1_1 @ X1))))),
% 21.35/3.71      inference('s_sup+', [status(thm)], [zip_derived_cl531, zip_derived_cl322])).
% 21.35/3.71  thf('56', plain,
% 21.35/3.71      (~ ( (c1_1 @ a738)) | ( (c0_1 @ a738)) | 
% 21.35/3.71       ~ (![X1 : $i]: ( (c2_1 @ X1) |  (c0_1 @ X1) | ~ (c1_1 @ X1))) | 
% 21.35/3.71       ( (c2_1 @ a738))),
% 21.35/3.71      inference('split', [status(esa)], [zip_derived_cl1645])).
% 21.35/3.71  thf(zip_derived_cl551, plain,
% 21.35/3.71      ((![X1 : $i]: (~ (c2_1 @ X1) | ~ (c0_1 @ X1) |  (c1_1 @ X1)))
% 21.35/3.71         <= ((![X1 : $i]: (~ (c2_1 @ X1) | ~ (c0_1 @ X1) |  (c1_1 @ X1))))),
% 21.35/3.71      inference('split', [status(esa)], [zip_derived_cl154])).
% 21.35/3.71  thf(clause122, conjecture, (~( ( ~( hskp0 ) ) | ( ~( c1_1 @ a730 ) ) ))).
% 21.35/3.71  thf(zf_stmt_60, negated_conjecture, (( ~( hskp0 ) ) | ( ~( c1_1 @ a730 ) )),
% 21.35/3.71    inference('cnf.neg', [status(esa)], [clause122])).
% 21.35/3.71  thf(zip_derived_cl121, plain, ((~ (hskp0) | ~ (c1_1 @ a730))),
% 21.35/3.71      inference('cnf', [status(esa)], [zf_stmt_60])).
% 21.35/3.71  thf(zip_derived_cl422, plain, ((~ (c1_1 @ a730)) <= (~ ( (c1_1 @ a730)))),
% 21.35/3.71      inference('split', [status(esa)], [zip_derived_cl121])).
% 21.35/3.71  thf(zip_derived_cl1428, plain,
% 21.35/3.71      (((~ (c0_1 @ a730) | ~ (c2_1 @ a730)))
% 21.35/3.71         <= (~ ( (c1_1 @ a730)) & 
% 21.35/3.71             (![X1 : $i]: (~ (c2_1 @ X1) | ~ (c0_1 @ X1) |  (c1_1 @ X1))))),
% 21.35/3.71      inference('s_sup-', [status(thm)], [zip_derived_cl551, zip_derived_cl422])).
% 21.35/3.71  thf('57', plain,
% 21.35/3.71      (~ (![X1 : $i]: (~ (c2_1 @ X1) | ~ (c0_1 @ X1) |  (c1_1 @ X1))) | 
% 21.35/3.71       ~ ( (c2_1 @ a730)) | ( (c1_1 @ a730)) | ~ ( (c0_1 @ a730))),
% 21.35/3.71      inference('split', [status(esa)], [zip_derived_cl1428])).
% 21.35/3.71  thf(clause158, conjecture,
% 21.35/3.71    (~( ( hskp13 ) | ( c3_1 @ V ) | ( c0_1 @ V ) | ( c2_1 @ U ) | 
% 21.35/3.71        ( ~( c1_1 @ V ) ) | ( ~( ndr1_0 ) ) | ( ~( c1_1 @ U ) ) | 
% 21.35/3.71        ( ~( c0_1 @ U ) ) ))).
% 21.35/3.71  thf(zf_stmt_61, negated_conjecture,
% 21.35/3.71    (( hskp13 ) | ( c3_1 @ V ) | ( c0_1 @ V ) | ( c2_1 @ U ) | 
% 21.35/3.71     ( ~( c1_1 @ V ) ) | ( ~( ndr1_0 ) ) | ( ~( c1_1 @ U ) ) | 
% 21.35/3.71     ( ~( c0_1 @ U ) )),
% 21.35/3.71    inference('cnf.neg', [status(esa)], [clause158])).
% 21.35/3.71  thf(zip_derived_cl157, plain,
% 21.35/3.71      (![X0 : $i, X1 : $i]:
% 21.35/3.71         ( (hskp13)
% 21.35/3.71          |  (c3_1 @ X0)
% 21.35/3.71          |  (c0_1 @ X0)
% 21.35/3.71          |  (c2_1 @ X1)
% 21.35/3.71          | ~ (c1_1 @ X0)
% 21.35/3.71          | ~ (ndr1_0)
% 21.35/3.71          | ~ (c1_1 @ X1)
% 21.35/3.71          | ~ (c0_1 @ X1))),
% 21.35/3.71      inference('cnf', [status(esa)], [zf_stmt_61])).
% 21.35/3.71  thf(zip_derived_cl563, plain,
% 21.35/3.71      ((![X1 : $i]: ( (c2_1 @ X1) | ~ (c0_1 @ X1) | ~ (c1_1 @ X1)))
% 21.35/3.71         <= ((![X1 : $i]: ( (c2_1 @ X1) | ~ (c0_1 @ X1) | ~ (c1_1 @ X1))))),
% 21.35/3.71      inference('split', [status(esa)], [zip_derived_cl157])).
% 21.35/3.71  thf(zip_derived_cl332, plain, (( (c1_1 @ a731)) <= (( (c1_1 @ a731)))),
% 21.35/3.71      inference('split', [status(esa)], [zip_derived_cl76])).
% 21.35/3.71  thf(zip_derived_cl1063, plain,
% 21.35/3.71      (((~ (c0_1 @ a731) |  (c2_1 @ a731)))
% 21.35/3.71         <= (( (c1_1 @ a731)) & 
% 21.35/3.71             (![X1 : $i]: ( (c2_1 @ X1) | ~ (c0_1 @ X1) | ~ (c1_1 @ X1))))),
% 21.35/3.71      inference('s_sup+', [status(thm)], [zip_derived_cl563, zip_derived_cl332])).
% 21.35/3.71  thf('58', plain,
% 21.35/3.71      (~ (![X1 : $i]: ( (c2_1 @ X1) | ~ (c0_1 @ X1) | ~ (c1_1 @ X1))) | 
% 21.35/3.71       ~ ( (c0_1 @ a731)) | ( (c2_1 @ a731)) | ~ ( (c1_1 @ a731))),
% 21.35/3.71      inference('split', [status(esa)], [zip_derived_cl1063])).
% 21.35/3.71  thf(clause42, conjecture, (~( ( c1_1 @ a737 ) | ( ~( hskp26 ) ) ))).
% 21.35/3.71  thf(zf_stmt_62, negated_conjecture, (( c1_1 @ a737 ) | ( ~( hskp26 ) )),
% 21.35/3.71    inference('cnf.neg', [status(esa)], [clause42])).
% 21.35/3.71  thf(zip_derived_cl41, plain, (( (c1_1 @ a737) | ~ (hskp26))),
% 21.35/3.71      inference('cnf', [status(esa)], [zf_stmt_62])).
% 21.35/3.71  thf(zip_derived_cl262, plain, (( (c1_1 @ a737)) <= (( (c1_1 @ a737)))),
% 21.35/3.71      inference('split', [status(esa)], [zip_derived_cl41])).
% 21.35/3.71  thf(zip_derived_cl583, plain,
% 21.35/3.71      ((![X1 : $i]: (~ (c2_1 @ X1) | ~ (c0_1 @ X1) | ~ (c1_1 @ X1)))
% 21.35/3.71         <= ((![X1 : $i]: (~ (c2_1 @ X1) | ~ (c0_1 @ X1) | ~ (c1_1 @ X1))))),
% 21.35/3.71      inference('split', [status(esa)], [zip_derived_cl162])).
% 21.35/3.71  thf(zip_derived_cl704, plain,
% 21.35/3.71      (((~ (c2_1 @ a737) | ~ (c0_1 @ a737)))
% 21.35/3.71         <= (( (c1_1 @ a737)) & 
% 21.35/3.71             (![X1 : $i]: (~ (c2_1 @ X1) | ~ (c0_1 @ X1) | ~ (c1_1 @ X1))))),
% 21.35/3.71      inference('s_sup-', [status(thm)], [zip_derived_cl262, zip_derived_cl583])).
% 21.35/3.71  thf('59', plain,
% 21.35/3.71      (~ (![X1 : $i]: (~ (c2_1 @ X1) | ~ (c0_1 @ X1) | ~ (c1_1 @ X1))) | 
% 21.35/3.71       ~ ( (c0_1 @ a737)) | ~ ( (c2_1 @ a737)) | ~ ( (c1_1 @ a737))),
% 21.35/3.71      inference('split', [status(esa)], [zip_derived_cl704])).
% 21.35/3.71  thf(clause171, conjecture,
% 21.35/3.71    (~( ( c3_1 @ W ) | ( c1_1 @ W ) | ( c0_1 @ W ) | ( c2_1 @ V ) | 
% 21.35/3.71        ( ~( c1_1 @ V ) ) | ( ~( c0_1 @ V ) ) | ( ~( ndr1_0 ) ) | 
% 21.35/3.71        ( ~( c3_1 @ U ) ) | ( ~( c1_1 @ U ) ) | ( ~( c0_1 @ U ) ) ))).
% 21.98/3.71  thf(zf_stmt_63, negated_conjecture,
% 21.98/3.71    (( c3_1 @ W ) | ( c1_1 @ W ) | ( c0_1 @ W ) | ( c2_1 @ V ) | 
% 21.98/3.71     ( ~( c1_1 @ V ) ) | ( ~( c0_1 @ V ) ) | ( ~( ndr1_0 ) ) | 
% 21.98/3.71     ( ~( c3_1 @ U ) ) | ( ~( c1_1 @ U ) ) | ( ~( c0_1 @ U ) )),
% 21.98/3.71    inference('cnf.neg', [status(esa)], [clause171])).
% 21.98/3.71  thf(zip_derived_cl170, plain,
% 21.98/3.71      (![X0 : $i, X1 : $i, X2 : $i]:
% 21.98/3.71         ( (c3_1 @ X0)
% 21.98/3.71          |  (c1_1 @ X0)
% 21.98/3.71          |  (c0_1 @ X0)
% 21.98/3.71          |  (c2_1 @ X1)
% 21.98/3.71          | ~ (c1_1 @ X1)
% 21.98/3.71          | ~ (c0_1 @ X1)
% 21.98/3.71          | ~ (ndr1_0)
% 21.98/3.71          | ~ (c3_1 @ X2)
% 21.98/3.71          | ~ (c1_1 @ X2)
% 21.98/3.71          | ~ (c0_1 @ X2))),
% 21.98/3.71      inference('cnf', [status(esa)], [zf_stmt_63])).
% 21.98/3.71  thf('60', plain,
% 21.98/3.71      ((![X1 : $i]: ( (c2_1 @ X1) | ~ (c0_1 @ X1) | ~ (c1_1 @ X1))) | 
% 21.98/3.71       (![X0 : $i]: ( (c1_1 @ X0) |  (c0_1 @ X0) |  (c3_1 @ X0))) | 
% 21.98/3.71       ~ ( (ndr1_0)) | 
% 21.98/3.71       (![X1 : $i]: (~ (c0_1 @ X1) | ~ (c3_1 @ X1) | ~ (c1_1 @ X1)))),
% 21.98/3.71      inference('split', [status(esa)], [zip_derived_cl170])).
% 21.98/3.71  thf(zip_derived_cl428, plain,
% 21.98/3.71      ((![X0 : $i]: ( (c1_1 @ X0) |  (c0_1 @ X0) |  (c3_1 @ X0)))
% 21.98/3.71         <= ((![X0 : $i]: ( (c1_1 @ X0) |  (c0_1 @ X0) |  (c3_1 @ X0))))),
% 21.98/3.71      inference('split', [status(esa)], [zip_derived_cl123])).
% 21.98/3.71  thf(zip_derived_cl380, plain, ((~ (c1_1 @ a749)) <= (~ ( (c1_1 @ a749)))),
% 21.98/3.71      inference('split', [status(esa)], [zip_derived_cl100])).
% 21.98/3.71  thf(zip_derived_cl1104, plain,
% 21.98/3.71      ((( (c3_1 @ a749) |  (c0_1 @ a749)))
% 21.98/3.71         <= (~ ( (c1_1 @ a749)) & 
% 21.98/3.71             (![X0 : $i]: ( (c1_1 @ X0) |  (c0_1 @ X0) |  (c3_1 @ X0))))),
% 21.98/3.71      inference('s_sup-', [status(thm)], [zip_derived_cl428, zip_derived_cl380])).
% 21.98/3.71  thf('61', plain,
% 21.98/3.71      (~ (![X0 : $i]: ( (c1_1 @ X0) |  (c0_1 @ X0) |  (c3_1 @ X0))) | 
% 21.98/3.71       ( (c0_1 @ a749)) | ( (c1_1 @ a749)) | ( (c3_1 @ a749))),
% 21.98/3.71      inference('split', [status(esa)], [zip_derived_cl1104])).
% 21.98/3.71  thf('62', plain,
% 21.98/3.71      ((![X1 : $i]: (~ (c2_1 @ X1) | ~ (c0_1 @ X1) |  (c1_1 @ X1))) | 
% 21.98/3.71       ( (hskp4)) | ~ ( (ndr1_0)) | 
% 21.98/3.71       (![X0 : $i]: ( (c1_1 @ X0) |  (c0_1 @ X0) | ~ (c3_1 @ X0)))),
% 21.98/3.71      inference('split', [status(esa)], [zip_derived_cl154])).
% 21.98/3.71  thf(zip_derived_cl583, plain,
% 21.98/3.71      ((![X1 : $i]: (~ (c2_1 @ X1) | ~ (c0_1 @ X1) | ~ (c1_1 @ X1)))
% 21.98/3.71         <= ((![X1 : $i]: (~ (c2_1 @ X1) | ~ (c0_1 @ X1) | ~ (c1_1 @ X1))))),
% 21.98/3.71      inference('split', [status(esa)], [zip_derived_cl162])).
% 21.98/3.71  thf(zip_derived_cl551, plain,
% 21.98/3.71      ((![X1 : $i]: (~ (c2_1 @ X1) | ~ (c0_1 @ X1) |  (c1_1 @ X1)))
% 21.98/3.71         <= ((![X1 : $i]: (~ (c2_1 @ X1) | ~ (c0_1 @ X1) |  (c1_1 @ X1))))),
% 21.98/3.71      inference('split', [status(esa)], [zip_derived_cl154])).
% 21.98/3.71  thf(zip_derived_cl1434, plain,
% 21.98/3.71      ((![X0 : $i]:
% 21.98/3.71          (~ (c0_1 @ X0) | ~ (c2_1 @ X0) | ~ (c2_1 @ X0) | ~ (c0_1 @ X0)))
% 21.98/3.71         <= ((![X1 : $i]: (~ (c2_1 @ X1) | ~ (c0_1 @ X1) |  (c1_1 @ X1))) & 
% 21.98/3.71             (![X1 : $i]: (~ (c2_1 @ X1) | ~ (c0_1 @ X1) | ~ (c1_1 @ X1))))),
% 21.98/3.71      inference('s_sup+', [status(thm)], [zip_derived_cl583, zip_derived_cl551])).
% 21.98/3.71  thf(zip_derived_cl1437, plain,
% 21.98/3.71      ((![X0 : $i]: (~ (c2_1 @ X0) | ~ (c0_1 @ X0)))
% 21.98/3.71         <= ((![X1 : $i]: (~ (c2_1 @ X1) | ~ (c0_1 @ X1) |  (c1_1 @ X1))) & 
% 21.98/3.71             (![X1 : $i]: (~ (c2_1 @ X1) | ~ (c0_1 @ X1) | ~ (c1_1 @ X1))))),
% 21.98/3.71      inference('simplify', [status(thm)], [zip_derived_cl1434])).
% 21.98/3.71  thf(clause46, conjecture, (~( ( c2_1 @ a729 ) | ( ~( hskp25 ) ) ))).
% 21.98/3.71  thf(zf_stmt_64, negated_conjecture, (( c2_1 @ a729 ) | ( ~( hskp25 ) )),
% 21.98/3.71    inference('cnf.neg', [status(esa)], [clause46])).
% 21.98/3.71  thf(zip_derived_cl45, plain, (( (c2_1 @ a729) | ~ (hskp25))),
% 21.98/3.71      inference('cnf', [status(esa)], [zf_stmt_64])).
% 21.98/3.71  thf(zip_derived_cl270, plain, (( (c2_1 @ a729)) <= (( (c2_1 @ a729)))),
% 21.98/3.71      inference('split', [status(esa)], [zip_derived_cl45])).
% 21.98/3.71  thf(zip_derived_cl2082, plain,
% 21.98/3.71      ((~ (c0_1 @ a729))
% 21.98/3.71         <= (( (c2_1 @ a729)) & 
% 21.98/3.71             (![X1 : $i]: (~ (c2_1 @ X1) | ~ (c0_1 @ X1) |  (c1_1 @ X1))) & 
% 21.98/3.71             (![X1 : $i]: (~ (c2_1 @ X1) | ~ (c0_1 @ X1) | ~ (c1_1 @ X1))))),
% 21.98/3.71      inference('s_sup+', [status(thm)],
% 21.98/3.71                [zip_derived_cl1437, zip_derived_cl270])).
% 21.98/3.71  thf(clause45, conjecture, (~( ( c0_1 @ a729 ) | ( ~( hskp25 ) ) ))).
% 21.98/3.71  thf(zf_stmt_65, negated_conjecture, (( c0_1 @ a729 ) | ( ~( hskp25 ) )),
% 21.98/3.71    inference('cnf.neg', [status(esa)], [clause45])).
% 21.98/3.71  thf(zip_derived_cl44, plain, (( (c0_1 @ a729) | ~ (hskp25))),
% 21.98/3.71      inference('cnf', [status(esa)], [zf_stmt_65])).
% 21.98/3.71  thf(zip_derived_cl268, plain, (( (c0_1 @ a729)) <= (( (c0_1 @ a729)))),
% 21.98/3.71      inference('split', [status(esa)], [zip_derived_cl44])).
% 21.98/3.71  thf('63', plain,
% 21.98/3.71      (~ (![X1 : $i]: (~ (c2_1 @ X1) | ~ (c0_1 @ X1) | ~ (c1_1 @ X1))) | 
% 21.98/3.71       ~ (![X1 : $i]: (~ (c2_1 @ X1) | ~ (c0_1 @ X1) |  (c1_1 @ X1))) | 
% 21.98/3.71       ~ ( (c2_1 @ a729)) | ~ ( (c0_1 @ a729))),
% 21.98/3.71      inference('s_sup+', [status(thm)],
% 21.98/3.71                [zip_derived_cl2082, zip_derived_cl268])).
% 21.98/3.71  thf(clause168, conjecture,
% 21.98/3.71    (~( ( c2_1 @ W ) | ( c1_1 @ W ) | ( c0_1 @ W ) | ( c3_1 @ V ) | 
% 21.98/3.71        ( c0_1 @ V ) | ( ~( c2_1 @ V ) ) | ( ~( ndr1_0 ) ) | 
% 21.98/3.71        ( ~( c2_1 @ U ) ) | ( ~( c1_1 @ U ) ) | ( ~( c0_1 @ U ) ) ))).
% 21.98/3.71  thf(zf_stmt_66, negated_conjecture,
% 21.98/3.71    (( c2_1 @ W ) | ( c1_1 @ W ) | ( c0_1 @ W ) | ( c3_1 @ V ) | 
% 21.98/3.71     ( c0_1 @ V ) | ( ~( c2_1 @ V ) ) | ( ~( ndr1_0 ) ) | ( ~( c2_1 @ U ) ) | 
% 21.98/3.71     ( ~( c1_1 @ U ) ) | ( ~( c0_1 @ U ) )),
% 21.98/3.71    inference('cnf.neg', [status(esa)], [clause168])).
% 21.98/3.71  thf(zip_derived_cl167, plain,
% 21.98/3.71      (![X0 : $i, X1 : $i, X2 : $i]:
% 21.98/3.71         ( (c2_1 @ X0)
% 21.98/3.71          |  (c1_1 @ X0)
% 21.98/3.71          |  (c0_1 @ X0)
% 21.98/3.71          |  (c3_1 @ X1)
% 21.98/3.71          |  (c0_1 @ X1)
% 21.98/3.71          | ~ (c2_1 @ X1)
% 21.98/3.71          | ~ (ndr1_0)
% 21.98/3.71          | ~ (c2_1 @ X2)
% 21.98/3.71          | ~ (c1_1 @ X2)
% 21.98/3.71          | ~ (c0_1 @ X2))),
% 21.98/3.71      inference('cnf', [status(esa)], [zf_stmt_66])).
% 21.98/3.71  thf('64', plain,
% 21.98/3.71      ((![X1 : $i]: (~ (c2_1 @ X1) |  (c0_1 @ X1) |  (c3_1 @ X1))) | 
% 21.98/3.71       (![X0 : $i]: ( (c2_1 @ X0) |  (c1_1 @ X0) |  (c0_1 @ X0))) | 
% 21.98/3.71       ~ ( (ndr1_0)) | 
% 21.98/3.71       (![X1 : $i]: (~ (c2_1 @ X1) | ~ (c0_1 @ X1) | ~ (c1_1 @ X1)))),
% 21.98/3.71      inference('split', [status(esa)], [zip_derived_cl167])).
% 21.98/3.71  thf(clause160, conjecture,
% 21.98/3.71    (~( ( hskp11 ) | ( c2_1 @ V ) | ( c1_1 @ V ) | ( c2_1 @ U ) | 
% 21.98/3.71        ( ~( c3_1 @ V ) ) | ( ~( ndr1_0 ) ) | ( ~( c3_1 @ U ) ) | 
% 21.98/3.71        ( ~( c1_1 @ U ) ) ))).
% 21.98/3.71  thf(zf_stmt_67, negated_conjecture,
% 21.98/3.71    (( hskp11 ) | ( c2_1 @ V ) | ( c1_1 @ V ) | ( c2_1 @ U ) | 
% 21.98/3.71     ( ~( c3_1 @ V ) ) | ( ~( ndr1_0 ) ) | ( ~( c3_1 @ U ) ) | 
% 21.98/3.71     ( ~( c1_1 @ U ) )),
% 21.98/3.71    inference('cnf.neg', [status(esa)], [clause160])).
% 21.98/3.71  thf(zip_derived_cl159, plain,
% 21.98/3.71      (![X0 : $i, X1 : $i]:
% 21.98/3.71         ( (hskp11)
% 21.98/3.71          |  (c2_1 @ X0)
% 21.98/3.71          |  (c1_1 @ X0)
% 21.98/3.71          |  (c2_1 @ X1)
% 21.98/3.71          | ~ (c3_1 @ X0)
% 21.98/3.71          | ~ (ndr1_0)
% 21.98/3.71          | ~ (c3_1 @ X1)
% 21.98/3.71          | ~ (c1_1 @ X1))),
% 21.98/3.71      inference('cnf', [status(esa)], [zf_stmt_67])).
% 21.98/3.71  thf(zip_derived_cl572, plain,
% 21.98/3.71      ((![X0 : $i]: ( (c2_1 @ X0) |  (c1_1 @ X0) | ~ (c3_1 @ X0)))
% 21.98/3.71         <= ((![X0 : $i]: ( (c2_1 @ X0) |  (c1_1 @ X0) | ~ (c3_1 @ X0))))),
% 21.98/3.71      inference('split', [status(esa)], [zip_derived_cl159])).
% 21.98/3.71  thf(zip_derived_cl422, plain, ((~ (c1_1 @ a730)) <= (~ ( (c1_1 @ a730)))),
% 21.98/3.71      inference('split', [status(esa)], [zip_derived_cl121])).
% 21.98/3.71  thf(zip_derived_cl1953, plain,
% 21.98/3.71      (((~ (c3_1 @ a730) |  (c2_1 @ a730)))
% 21.98/3.71         <= (~ ( (c1_1 @ a730)) & 
% 21.98/3.71             (![X0 : $i]: ( (c2_1 @ X0) |  (c1_1 @ X0) | ~ (c3_1 @ X0))))),
% 21.98/3.71      inference('s_sup-', [status(thm)], [zip_derived_cl572, zip_derived_cl422])).
% 21.98/3.71  thf('65', plain,
% 21.98/3.71      (~ (![X0 : $i]: ( (c2_1 @ X0) |  (c1_1 @ X0) | ~ (c3_1 @ X0))) | 
% 21.98/3.71       ( (c2_1 @ a730)) | ( (c1_1 @ a730)) | ~ ( (c3_1 @ a730))),
% 21.98/3.71      inference('split', [status(esa)], [zip_derived_cl1953])).
% 21.98/3.71  thf('66', plain,
% 21.98/3.71      (( (hskp11)) | 
% 21.98/3.71       (![X1 : $i]: ( (c2_1 @ X1) | ~ (c3_1 @ X1) | ~ (c1_1 @ X1))) | 
% 21.98/3.71       (![X0 : $i]: ( (c2_1 @ X0) |  (c1_1 @ X0) | ~ (c3_1 @ X0))) | 
% 21.98/3.71       ~ ( (ndr1_0))),
% 21.98/3.71      inference('split', [status(esa)], [zip_derived_cl159])).
% 21.98/3.71  thf(clause56, conjecture, (~( ( c1_1 @ a775 ) | ( ~( hskp18 ) ) ))).
% 21.98/3.71  thf(zf_stmt_68, negated_conjecture, (( c1_1 @ a775 ) | ( ~( hskp18 ) )),
% 21.98/3.71    inference('cnf.neg', [status(esa)], [clause56])).
% 21.98/3.71  thf(zip_derived_cl55, plain, (( (c1_1 @ a775) | ~ (hskp18))),
% 21.98/3.71      inference('cnf', [status(esa)], [zf_stmt_68])).
% 21.98/3.71  thf('67', plain, (( (c1_1 @ a775)) | ~ ( (hskp18))),
% 21.98/3.71      inference('split', [status(esa)], [zip_derived_cl55])).
% 21.98/3.71  thf(zip_derived_cl496, plain,
% 21.98/3.71      ((![X0 : $i]: (~ (c1_1 @ X0) | ~ (c0_1 @ X0) |  (c3_1 @ X0)))
% 21.98/3.71         <= ((![X0 : $i]: (~ (c1_1 @ X0) | ~ (c0_1 @ X0) |  (c3_1 @ X0))))),
% 21.98/3.71      inference('split', [status(esa)], [zip_derived_cl140])).
% 21.98/3.71  thf(zip_derived_cl290, plain, (( (c1_1 @ a775)) <= (( (c1_1 @ a775)))),
% 21.98/3.71      inference('split', [status(esa)], [zip_derived_cl55])).
% 21.98/3.71  thf(zip_derived_cl918, plain,
% 21.98/3.71      ((( (c3_1 @ a775) | ~ (c0_1 @ a775)))
% 21.98/3.71         <= (( (c1_1 @ a775)) & 
% 21.98/3.71             (![X0 : $i]: (~ (c1_1 @ X0) | ~ (c0_1 @ X0) |  (c3_1 @ X0))))),
% 21.98/3.71      inference('s_sup+', [status(thm)], [zip_derived_cl496, zip_derived_cl290])).
% 21.98/3.71  thf('68', plain,
% 21.98/3.71      (~ (![X0 : $i]: (~ (c1_1 @ X0) | ~ (c0_1 @ X0) |  (c3_1 @ X0))) | 
% 21.98/3.71       ~ ( (c1_1 @ a775)) | ( (c3_1 @ a775)) | ~ ( (c0_1 @ a775))),
% 21.98/3.71      inference('split', [status(esa)], [zip_derived_cl918])).
% 21.98/3.71  thf(zip_derived_cl484, plain,
% 21.98/3.71      ((![X0 : $i]: (~ (c2_1 @ X0) | ~ (c1_1 @ X0) |  (c0_1 @ X0)))
% 21.98/3.71         <= ((![X0 : $i]: (~ (c2_1 @ X0) | ~ (c1_1 @ X0) |  (c0_1 @ X0))))),
% 21.98/3.71      inference('split', [status(esa)], [zip_derived_cl137])).
% 21.98/3.71  thf(zip_derived_cl262, plain, (( (c1_1 @ a737)) <= (( (c1_1 @ a737)))),
% 21.98/3.71      inference('split', [status(esa)], [zip_derived_cl41])).
% 21.98/3.71  thf(zip_derived_cl892, plain,
% 21.98/3.71      ((( (c0_1 @ a737) | ~ (c2_1 @ a737)))
% 21.98/3.71         <= (( (c1_1 @ a737)) & 
% 21.98/3.71             (![X0 : $i]: (~ (c2_1 @ X0) | ~ (c1_1 @ X0) |  (c0_1 @ X0))))),
% 21.98/3.71      inference('s_sup+', [status(thm)], [zip_derived_cl484, zip_derived_cl262])).
% 21.98/3.71  thf('69', plain,
% 21.98/3.71      (~ (![X0 : $i]: (~ (c2_1 @ X0) | ~ (c1_1 @ X0) |  (c0_1 @ X0))) | 
% 21.98/3.71       ( (c0_1 @ a737)) | ~ ( (c2_1 @ a737)) | ~ ( (c1_1 @ a737))),
% 21.98/3.71      inference('split', [status(esa)], [zip_derived_cl892])).
% 21.98/3.71  thf(zip_derived_cl448, plain,
% 21.98/3.71      ((![X0 : $i]: ( (c2_1 @ X0) |  (c0_1 @ X0) | ~ (c3_1 @ X0)))
% 21.98/3.71         <= ((![X0 : $i]: ( (c2_1 @ X0) |  (c0_1 @ X0) | ~ (c3_1 @ X0))))),
% 21.98/3.71      inference('split', [status(esa)], [zip_derived_cl128])).
% 21.98/3.71  thf(zip_derived_cl334, plain, (( (c3_1 @ a731)) <= (( (c3_1 @ a731)))),
% 21.98/3.71      inference('split', [status(esa)], [zip_derived_cl77])).
% 21.98/3.71  thf(zip_derived_cl1457, plain,
% 21.98/3.71      ((( (c0_1 @ a731) |  (c2_1 @ a731)))
% 21.98/3.71         <= (( (c3_1 @ a731)) & 
% 21.98/3.71             (![X0 : $i]: ( (c2_1 @ X0) |  (c0_1 @ X0) | ~ (c3_1 @ X0))))),
% 21.98/3.71      inference('s_sup+', [status(thm)], [zip_derived_cl448, zip_derived_cl334])).
% 21.98/3.71  thf('70', plain,
% 21.98/3.71      (( (c0_1 @ a731)) | 
% 21.98/3.71       ~ (![X0 : $i]: ( (c2_1 @ X0) |  (c0_1 @ X0) | ~ (c3_1 @ X0))) | 
% 21.98/3.71       ( (c2_1 @ a731)) | ~ ( (c3_1 @ a731))),
% 21.98/3.71      inference('split', [status(esa)], [zip_derived_cl1457])).
% 21.98/3.71  thf(zip_derived_cl448, plain,
% 21.98/3.71      ((![X0 : $i]: ( (c2_1 @ X0) |  (c0_1 @ X0) | ~ (c3_1 @ X0)))
% 21.98/3.71         <= ((![X0 : $i]: ( (c2_1 @ X0) |  (c0_1 @ X0) | ~ (c3_1 @ X0))))),
% 21.98/3.71      inference('split', [status(esa)], [zip_derived_cl128])).
% 21.98/3.71  thf(zip_derived_cl320, plain, (( (c3_1 @ a741)) <= (( (c3_1 @ a741)))),
% 21.98/3.71      inference('split', [status(esa)], [zip_derived_cl70])).
% 21.98/3.71  thf(zip_derived_cl1455, plain,
% 21.98/3.71      ((( (c0_1 @ a741) |  (c2_1 @ a741)))
% 21.98/3.71         <= (( (c3_1 @ a741)) & 
% 21.98/3.71             (![X0 : $i]: ( (c2_1 @ X0) |  (c0_1 @ X0) | ~ (c3_1 @ X0))))),
% 21.98/3.71      inference('s_sup+', [status(thm)], [zip_derived_cl448, zip_derived_cl320])).
% 21.98/3.71  thf('71', plain,
% 21.98/3.71      (( (c2_1 @ a741)) | ( (c0_1 @ a741)) | 
% 21.98/3.71       ~ (![X0 : $i]: ( (c2_1 @ X0) |  (c0_1 @ X0) | ~ (c3_1 @ X0))) | 
% 21.98/3.71       ~ ( (c3_1 @ a741))),
% 21.98/3.71      inference('split', [status(esa)], [zip_derived_cl1455])).
% 21.98/3.71  thf(clause172, conjecture,
% 21.98/3.71    (~( ( c2_1 @ W ) | ( c0_1 @ W ) | ( c0_1 @ V ) | ( c2_1 @ U ) | 
% 21.98/3.71        ( ~( c3_1 @ W ) ) | ( ~( c3_1 @ V ) ) | ( ~( c1_1 @ V ) ) | 
% 21.98/3.71        ( ~( ndr1_0 ) ) | ( ~( c3_1 @ U ) ) | ( ~( c1_1 @ U ) ) ))).
% 21.98/3.71  thf(zf_stmt_69, negated_conjecture,
% 21.98/3.71    (( c2_1 @ W ) | ( c0_1 @ W ) | ( c0_1 @ V ) | ( c2_1 @ U ) | 
% 21.98/3.71     ( ~( c3_1 @ W ) ) | ( ~( c3_1 @ V ) ) | ( ~( c1_1 @ V ) ) | 
% 21.98/3.71     ( ~( ndr1_0 ) ) | ( ~( c3_1 @ U ) ) | ( ~( c1_1 @ U ) )),
% 21.98/3.71    inference('cnf.neg', [status(esa)], [clause172])).
% 21.98/3.71  thf(zip_derived_cl171, plain,
% 21.98/3.71      (![X0 : $i, X1 : $i, X2 : $i]:
% 21.98/3.71         ( (c2_1 @ X0)
% 21.98/3.71          |  (c0_1 @ X0)
% 21.98/3.71          |  (c0_1 @ X1)
% 21.98/3.71          |  (c2_1 @ X2)
% 21.98/3.71          | ~ (c3_1 @ X0)
% 21.98/3.71          | ~ (c3_1 @ X1)
% 21.98/3.71          | ~ (c1_1 @ X1)
% 21.98/3.71          | ~ (ndr1_0)
% 21.98/3.71          | ~ (c3_1 @ X2)
% 21.98/3.71          | ~ (c1_1 @ X2))),
% 21.98/3.71      inference('cnf', [status(esa)], [zf_stmt_69])).
% 21.98/3.71  thf('72', plain,
% 21.98/3.71      ((![X0 : $i]: (~ (c1_1 @ X0) |  (c0_1 @ X0) | ~ (c3_1 @ X0))) | 
% 21.98/3.71       (![X1 : $i]: ( (c2_1 @ X1) | ~ (c3_1 @ X1) | ~ (c1_1 @ X1))) | 
% 21.98/3.71       ~ ( (ndr1_0)) | 
% 21.98/3.71       (![X0 : $i]: ( (c2_1 @ X0) |  (c0_1 @ X0) | ~ (c3_1 @ X0)))),
% 21.98/3.71      inference('split', [status(esa)], [zip_derived_cl171])).
% 21.98/3.71  thf(zip_derived_cl568, plain,
% 21.98/3.71      ((![X0 : $i]: (~ (c1_1 @ X0) |  (c0_1 @ X0) | ~ (c3_1 @ X0)))
% 21.98/3.71         <= ((![X0 : $i]: (~ (c1_1 @ X0) |  (c0_1 @ X0) | ~ (c3_1 @ X0))))),
% 21.98/3.71      inference('split', [status(esa)], [zip_derived_cl158])).
% 21.98/3.71  thf(zip_derived_cl318, plain, (( (c1_1 @ a741)) <= (( (c1_1 @ a741)))),
% 21.98/3.71      inference('split', [status(esa)], [zip_derived_cl69])).
% 21.98/3.71  thf(zip_derived_cl1132, plain,
% 21.98/3.71      (((~ (c3_1 @ a741) |  (c0_1 @ a741)))
% 21.98/3.71         <= (( (c1_1 @ a741)) & 
% 21.98/3.71             (![X0 : $i]: (~ (c1_1 @ X0) |  (c0_1 @ X0) | ~ (c3_1 @ X0))))),
% 21.98/3.71      inference('s_sup+', [status(thm)], [zip_derived_cl568, zip_derived_cl318])).
% 21.98/3.71  thf('73', plain,
% 21.98/3.71      (~ ( (c3_1 @ a741)) | ( (c0_1 @ a741)) | 
% 21.98/3.71       ~ (![X0 : $i]: (~ (c1_1 @ X0) |  (c0_1 @ X0) | ~ (c3_1 @ X0))) | 
% 21.98/3.71       ~ ( (c1_1 @ a741))),
% 21.98/3.71      inference('split', [status(esa)], [zip_derived_cl1132])).
% 21.98/3.71  thf(clause173, conjecture,
% 21.98/3.71    (~( ( c3_1 @ W ) | ( c1_1 @ W ) | ( c3_1 @ V ) | ( c2_1 @ V ) | 
% 21.98/3.71        ( ~( c2_1 @ W ) ) | ( ~( c0_1 @ V ) ) | ( ~( ndr1_0 ) ) | 
% 21.98/3.71        ( ~( c2_1 @ U ) ) | ( ~( c1_1 @ U ) ) | ( ~( c0_1 @ U ) ) ))).
% 21.98/3.71  thf(zf_stmt_70, negated_conjecture,
% 21.98/3.71    (( c3_1 @ W ) | ( c1_1 @ W ) | ( c3_1 @ V ) | ( c2_1 @ V ) | 
% 21.98/3.71     ( ~( c2_1 @ W ) ) | ( ~( c0_1 @ V ) ) | ( ~( ndr1_0 ) ) | 
% 21.98/3.71     ( ~( c2_1 @ U ) ) | ( ~( c1_1 @ U ) ) | ( ~( c0_1 @ U ) )),
% 21.98/3.71    inference('cnf.neg', [status(esa)], [clause173])).
% 21.98/3.71  thf(zip_derived_cl172, plain,
% 21.98/3.71      (![X0 : $i, X1 : $i, X2 : $i]:
% 21.98/3.71         ( (c3_1 @ X0)
% 21.98/3.71          |  (c1_1 @ X0)
% 21.98/3.71          |  (c3_1 @ X1)
% 21.98/3.71          |  (c2_1 @ X1)
% 21.98/3.71          | ~ (c2_1 @ X0)
% 21.98/3.71          | ~ (c0_1 @ X1)
% 21.98/3.71          | ~ (ndr1_0)
% 21.98/3.71          | ~ (c2_1 @ X2)
% 21.98/3.71          | ~ (c1_1 @ X2)
% 21.98/3.71          | ~ (c0_1 @ X2))),
% 21.98/3.71      inference('cnf', [status(esa)], [zf_stmt_70])).
% 21.98/3.71  thf('74', plain,
% 21.98/3.71      ((![X0 : $i]: (~ (c2_1 @ X0) |  (c1_1 @ X0) |  (c3_1 @ X0))) | 
% 21.98/3.71       (![X1 : $i]: (~ (c2_1 @ X1) | ~ (c0_1 @ X1) | ~ (c1_1 @ X1))) | 
% 21.98/3.71       ~ ( (ndr1_0)) | 
% 21.98/3.71       (![X0 : $i]: ( (c2_1 @ X0) | ~ (c0_1 @ X0) |  (c3_1 @ X0)))),
% 21.98/3.71      inference('split', [status(esa)], [zip_derived_cl172])).
% 21.98/3.71  thf(zip_derived_cl583, plain,
% 21.98/3.71      ((![X1 : $i]: (~ (c2_1 @ X1) | ~ (c0_1 @ X1) | ~ (c1_1 @ X1)))
% 21.98/3.71         <= ((![X1 : $i]: (~ (c2_1 @ X1) | ~ (c0_1 @ X1) | ~ (c1_1 @ X1))))),
% 21.98/3.71      inference('split', [status(esa)], [zip_derived_cl162])).
% 21.98/3.71  thf(zip_derived_cl258, plain, (( (c1_1 @ a750)) <= (( (c1_1 @ a750)))),
% 21.98/3.71      inference('split', [status(esa)], [zip_derived_cl39])).
% 21.98/3.71  thf(zip_derived_cl689, plain,
% 21.98/3.71      (((~ (c0_1 @ a750) | ~ (c2_1 @ a750)))
% 21.98/3.71         <= (( (c1_1 @ a750)) & 
% 21.98/3.71             (![X1 : $i]: (~ (c2_1 @ X1) | ~ (c0_1 @ X1) | ~ (c1_1 @ X1))))),
% 21.98/3.71      inference('s_sup+', [status(thm)], [zip_derived_cl583, zip_derived_cl258])).
% 21.98/3.71  thf('75', plain,
% 21.98/3.71      (~ (![X1 : $i]: (~ (c2_1 @ X1) | ~ (c0_1 @ X1) | ~ (c1_1 @ X1))) | 
% 21.98/3.71       ~ ( (c0_1 @ a750)) | ~ ( (c1_1 @ a750)) | ~ ( (c2_1 @ a750))),
% 21.98/3.71      inference('split', [status(esa)], [zip_derived_cl689])).
% 21.98/3.71  thf(clause54, conjecture, (~( ( c2_1 @ a779 ) | ( ~( hskp20 ) ) ))).
% 21.98/3.71  thf(zf_stmt_71, negated_conjecture, (( c2_1 @ a779 ) | ( ~( hskp20 ) )),
% 21.98/3.71    inference('cnf.neg', [status(esa)], [clause54])).
% 21.98/3.71  thf(zip_derived_cl53, plain, (( (c2_1 @ a779) | ~ (hskp20))),
% 21.98/3.71      inference('cnf', [status(esa)], [zf_stmt_71])).
% 21.98/3.71  thf('76', plain, (( (c2_1 @ a779)) | ~ ( (hskp20))),
% 21.98/3.71      inference('split', [status(esa)], [zip_derived_cl53])).
% 21.98/3.71  thf(clause87, conjecture, (~( ( ~( hskp20 ) ) | ( ~( c1_1 @ a779 ) ) ))).
% 21.98/3.71  thf(zf_stmt_72, negated_conjecture, (( ~( hskp20 ) ) | ( ~( c1_1 @ a779 ) )),
% 21.98/3.71    inference('cnf.neg', [status(esa)], [clause87])).
% 21.98/3.71  thf(zip_derived_cl86, plain, ((~ (hskp20) | ~ (c1_1 @ a779))),
% 21.98/3.71      inference('cnf', [status(esa)], [zf_stmt_72])).
% 21.98/3.71  thf('77', plain, (~ ( (hskp20)) | ~ ( (c1_1 @ a779))),
% 21.98/3.71      inference('split', [status(esa)], [zip_derived_cl86])).
% 21.98/3.71  thf(clause88, conjecture, (~( ( ~( hskp20 ) ) | ( ~( c3_1 @ a779 ) ) ))).
% 21.98/3.71  thf(zf_stmt_73, negated_conjecture, (( ~( hskp20 ) ) | ( ~( c3_1 @ a779 ) )),
% 21.98/3.71    inference('cnf.neg', [status(esa)], [clause88])).
% 21.98/3.71  thf(zip_derived_cl87, plain, ((~ (hskp20) | ~ (c3_1 @ a779))),
% 21.98/3.71      inference('cnf', [status(esa)], [zf_stmt_73])).
% 21.98/3.71  thf('78', plain, (~ ( (hskp20)) | ~ ( (c3_1 @ a779))),
% 21.98/3.71      inference('split', [status(esa)], [zip_derived_cl87])).
% 21.98/3.71  thf('79', plain,
% 21.98/3.71      (( (hskp20)) | 
% 21.98/3.71       (![X0 : $i]: (~ (c2_1 @ X0) |  (c1_1 @ X0) | ~ (c3_1 @ X0))) | 
% 21.98/3.71       ( (hskp5)) | ~ ( (ndr1_0))),
% 21.98/3.71      inference('split', [status(esa)], [zip_derived_cl139])).
% 21.98/3.71  thf('80', plain,
% 21.98/3.71      ((![X1 : $i]: (~ (c2_1 @ X1) |  (c0_1 @ X1) | ~ (c3_1 @ X1))) | 
% 21.98/3.71       (![X0 : $i]: (~ (c2_1 @ X0) |  (c1_1 @ X0) | ~ (c3_1 @ X0))) | 
% 21.98/3.71       ~ ( (ndr1_0)) | 
% 21.98/3.71       (![X2 : $i]: ( (c2_1 @ X2) | ~ (c0_1 @ X2) | ~ (c3_1 @ X2)))),
% 21.98/3.71      inference('split', [status(esa)], [zip_derived_cl174])).
% 21.98/3.71  thf(zip_derived_cl576, plain,
% 21.98/3.71      ((![X0 : $i]: (~ (c2_1 @ X0) |  (c1_1 @ X0) |  (c3_1 @ X0)))
% 21.98/3.71         <= ((![X0 : $i]: (~ (c2_1 @ X0) |  (c1_1 @ X0) |  (c3_1 @ X0))))),
% 21.98/3.71      inference('split', [status(esa)], [zip_derived_cl160])).
% 21.98/3.71  thf(zip_derived_cl352, plain, ((~ (c1_1 @ a779)) <= (~ ( (c1_1 @ a779)))),
% 21.98/3.71      inference('split', [status(esa)], [zip_derived_cl86])).
% 21.98/3.71  thf(zip_derived_cl1979, plain,
% 21.98/3.71      ((( (c3_1 @ a779) | ~ (c2_1 @ a779)))
% 21.98/3.71         <= (~ ( (c1_1 @ a779)) & 
% 21.98/3.71             (![X0 : $i]: (~ (c2_1 @ X0) |  (c1_1 @ X0) |  (c3_1 @ X0))))),
% 21.98/3.71      inference('s_sup-', [status(thm)], [zip_derived_cl576, zip_derived_cl352])).
% 21.98/3.71  thf('81', plain,
% 21.98/3.71      (( (c1_1 @ a779)) | ( (c3_1 @ a779)) | 
% 21.98/3.71       ~ (![X0 : $i]: (~ (c2_1 @ X0) |  (c1_1 @ X0) |  (c3_1 @ X0))) | 
% 21.98/3.71       ~ ( (c2_1 @ a779))),
% 21.98/3.71      inference('split', [status(esa)], [zip_derived_cl1979])).
% 21.98/3.71  thf('82', plain,
% 21.98/3.71      ((![X0 : $i]: (~ (c1_1 @ X0) |  (c0_1 @ X0) |  (c3_1 @ X0))) | 
% 21.98/3.71       ( (hskp0)) | ( (hskp9)) | ~ ( (ndr1_0))),
% 21.98/3.71      inference('split', [status(esa)], [zip_derived_cl132])).
% 21.98/3.71  thf(clause131, conjecture,
% 21.98/3.71    (~( ( hskp7 ) | ( hskp12 ) | ( c2_1 @ U ) | ( c0_1 @ U ) | 
% 21.98/3.71        ( ~( ndr1_0 ) ) | ( ~( c3_1 @ U ) ) ))).
% 21.98/3.71  thf(zf_stmt_74, negated_conjecture,
% 21.98/3.71    (( hskp7 ) | ( hskp12 ) | ( c2_1 @ U ) | ( c0_1 @ U ) | ( ~( ndr1_0 ) ) | 
% 21.98/3.71     ( ~( c3_1 @ U ) )),
% 21.98/3.71    inference('cnf.neg', [status(esa)], [clause131])).
% 21.98/3.71  thf(zip_derived_cl130, plain,
% 21.98/3.71      (![X0 : $i]:
% 21.98/3.71         ( (hskp7)
% 21.98/3.71          |  (hskp12)
% 21.98/3.71          |  (c2_1 @ X0)
% 21.98/3.71          |  (c0_1 @ X0)
% 21.98/3.71          | ~ (ndr1_0)
% 21.98/3.71          | ~ (c3_1 @ X0))),
% 21.98/3.71      inference('cnf', [status(esa)], [zf_stmt_74])).
% 21.98/3.71  thf('83', plain,
% 21.98/3.71      (( (hskp7)) | ( (hskp12)) | ~ ( (ndr1_0)) | 
% 21.98/3.71       (![X0 : $i]: ( (c2_1 @ X0) |  (c0_1 @ X0) | ~ (c3_1 @ X0)))),
% 21.98/3.71      inference('split', [status(esa)], [zip_derived_cl130])).
% 21.98/3.71  thf(zip_derived_cl587, plain,
% 21.98/3.71      ((![X1 : $i]: (~ (c0_1 @ X1) | ~ (c3_1 @ X1) | ~ (c1_1 @ X1)))
% 21.98/3.71         <= ((![X1 : $i]: (~ (c0_1 @ X1) | ~ (c3_1 @ X1) | ~ (c1_1 @ X1))))),
% 21.98/3.71      inference('split', [status(esa)], [zip_derived_cl163])).
% 21.98/3.71  thf(zip_derived_cl488, plain,
% 21.98/3.71      ((![X0 : $i]: ( (c1_1 @ X0) | ~ (c0_1 @ X0) | ~ (c3_1 @ X0)))
% 21.98/3.71         <= ((![X0 : $i]: ( (c1_1 @ X0) | ~ (c0_1 @ X0) | ~ (c3_1 @ X0))))),
% 21.98/3.71      inference('split', [status(esa)], [zip_derived_cl138])).
% 21.98/3.71  thf(zip_derived_cl1347, plain,
% 21.98/3.71      ((![X0 : $i]:
% 21.98/3.71          (~ (c3_1 @ X0) | ~ (c0_1 @ X0) | ~ (c0_1 @ X0) | ~ (c3_1 @ X0)))
% 21.98/3.71         <= ((![X0 : $i]: ( (c1_1 @ X0) | ~ (c0_1 @ X0) | ~ (c3_1 @ X0))) & 
% 21.98/3.71             (![X1 : $i]: (~ (c0_1 @ X1) | ~ (c3_1 @ X1) | ~ (c1_1 @ X1))))),
% 21.98/3.71      inference('s_sup+', [status(thm)], [zip_derived_cl587, zip_derived_cl488])).
% 21.98/3.71  thf(zip_derived_cl1354, plain,
% 21.98/3.71      ((![X0 : $i]: (~ (c0_1 @ X0) | ~ (c3_1 @ X0)))
% 21.98/3.71         <= ((![X0 : $i]: ( (c1_1 @ X0) | ~ (c0_1 @ X0) | ~ (c3_1 @ X0))) & 
% 21.98/3.71             (![X1 : $i]: (~ (c0_1 @ X1) | ~ (c3_1 @ X1) | ~ (c1_1 @ X1))))),
% 21.98/3.71      inference('simplify', [status(thm)], [zip_derived_cl1347])).
% 21.98/3.71  thf(clause53, conjecture, (~( ( c3_1 @ a793 ) | ( ~( hskp21 ) ) ))).
% 21.98/3.71  thf(zf_stmt_75, negated_conjecture, (( c3_1 @ a793 ) | ( ~( hskp21 ) )),
% 21.98/3.71    inference('cnf.neg', [status(esa)], [clause53])).
% 21.98/3.71  thf(zip_derived_cl52, plain, (( (c3_1 @ a793) | ~ (hskp21))),
% 21.98/3.71      inference('cnf', [status(esa)], [zf_stmt_75])).
% 21.98/3.71  thf(zip_derived_cl284, plain, (( (c3_1 @ a793)) <= (( (c3_1 @ a793)))),
% 21.98/3.71      inference('split', [status(esa)], [zip_derived_cl52])).
% 21.98/3.71  thf(zip_derived_cl2015, plain,
% 21.98/3.71      ((~ (c0_1 @ a793))
% 21.98/3.71         <= (( (c3_1 @ a793)) & 
% 21.98/3.71             (![X0 : $i]: ( (c1_1 @ X0) | ~ (c0_1 @ X0) | ~ (c3_1 @ X0))) & 
% 21.98/3.71             (![X1 : $i]: (~ (c0_1 @ X1) | ~ (c3_1 @ X1) | ~ (c1_1 @ X1))))),
% 21.98/3.71      inference('s_sup+', [status(thm)],
% 21.98/3.71                [zip_derived_cl1354, zip_derived_cl284])).
% 21.98/3.71  thf(clause52, conjecture, (~( ( c0_1 @ a793 ) | ( ~( hskp21 ) ) ))).
% 21.98/3.71  thf(zf_stmt_76, negated_conjecture, (( c0_1 @ a793 ) | ( ~( hskp21 ) )),
% 21.98/3.71    inference('cnf.neg', [status(esa)], [clause52])).
% 21.98/3.71  thf(zip_derived_cl51, plain, (( (c0_1 @ a793) | ~ (hskp21))),
% 21.98/3.71      inference('cnf', [status(esa)], [zf_stmt_76])).
% 21.98/3.71  thf(zip_derived_cl282, plain, (( (c0_1 @ a793)) <= (( (c0_1 @ a793)))),
% 21.98/3.71      inference('split', [status(esa)], [zip_derived_cl51])).
% 21.98/3.71  thf('84', plain,
% 21.98/3.71      (~ (![X1 : $i]: (~ (c0_1 @ X1) | ~ (c3_1 @ X1) | ~ (c1_1 @ X1))) | 
% 21.98/3.71       ~ (![X0 : $i]: ( (c1_1 @ X0) | ~ (c0_1 @ X0) | ~ (c3_1 @ X0))) | 
% 21.98/3.71       ~ ( (c3_1 @ a793)) | ~ ( (c0_1 @ a793))),
% 21.98/3.71      inference('s_sup+', [status(thm)],
% 21.98/3.71                [zip_derived_cl2015, zip_derived_cl282])).
% 21.98/3.71  thf('85', plain, (( (c1_1 @ a750)) | ~ ( (hskp27))),
% 21.98/3.71      inference('split', [status(esa)], [zip_derived_cl39])).
% 21.98/3.71  thf('86', plain,
% 21.98/3.71      (( (hskp7)) | 
% 21.98/3.71       (![X1 : $i]: (~ (c2_1 @ X1) |  (c0_1 @ X1) |  (c3_1 @ X1))) | 
% 21.98/3.71       ~ ( (ndr1_0)) | 
% 21.98/3.71       (![X0 : $i]: ( (c1_1 @ X0) |  (c0_1 @ X0) | ~ (c3_1 @ X0)))),
% 21.98/3.71      inference('split', [status(esa)], [zip_derived_cl150])).
% 21.98/3.71  thf(clause55, conjecture, (~( ( c2_1 @ a777 ) | ( ~( hskp19 ) ) ))).
% 21.98/3.71  thf(zf_stmt_77, negated_conjecture, (( c2_1 @ a777 ) | ( ~( hskp19 ) )),
% 21.98/3.71    inference('cnf.neg', [status(esa)], [clause55])).
% 21.98/3.71  thf(zip_derived_cl54, plain, (( (c2_1 @ a777) | ~ (hskp19))),
% 21.98/3.71      inference('cnf', [status(esa)], [zf_stmt_77])).
% 21.98/3.71  thf('87', plain, (( (c2_1 @ a777)) | ~ ( (hskp19))),
% 21.98/3.71      inference('split', [status(esa)], [zip_derived_cl54])).
% 21.98/3.71  thf(clause89, conjecture, (~( ( ~( hskp19 ) ) | ( ~( c0_1 @ a777 ) ) ))).
% 21.98/3.71  thf(zf_stmt_78, negated_conjecture, (( ~( hskp19 ) ) | ( ~( c0_1 @ a777 ) )),
% 21.98/3.71    inference('cnf.neg', [status(esa)], [clause89])).
% 21.98/3.71  thf(zip_derived_cl88, plain, ((~ (hskp19) | ~ (c0_1 @ a777))),
% 21.98/3.71      inference('cnf', [status(esa)], [zf_stmt_78])).
% 21.98/3.71  thf('88', plain, (~ ( (c0_1 @ a777)) | ~ ( (hskp19))),
% 21.98/3.71      inference('split', [status(esa)], [zip_derived_cl88])).
% 21.98/3.71  thf('89', plain, (~ ( (c3_1 @ a777)) | ~ ( (hskp19))),
% 21.98/3.71      inference('split', [status(esa)], [zip_derived_cl89])).
% 21.98/3.71  thf(zip_derived_cl523, plain,
% 21.98/3.71      ((![X1 : $i]: (~ (c2_1 @ X1) |  (c0_1 @ X1) |  (c3_1 @ X1)))
% 21.98/3.71         <= ((![X1 : $i]: (~ (c2_1 @ X1) |  (c0_1 @ X1) |  (c3_1 @ X1))))),
% 21.98/3.71      inference('split', [status(esa)], [zip_derived_cl147])).
% 21.98/3.71  thf(zip_derived_cl358, plain, ((~ (c3_1 @ a777)) <= (~ ( (c3_1 @ a777)))),
% 21.98/3.71      inference('split', [status(esa)], [zip_derived_cl89])).
% 21.98/3.71  thf(zip_derived_cl1800, plain,
% 21.98/3.71      ((( (c0_1 @ a777) | ~ (c2_1 @ a777)))
% 21.98/3.71         <= (~ ( (c3_1 @ a777)) & 
% 21.98/3.71             (![X1 : $i]: (~ (c2_1 @ X1) |  (c0_1 @ X1) |  (c3_1 @ X1))))),
% 21.98/3.71      inference('s_sup-', [status(thm)], [zip_derived_cl523, zip_derived_cl358])).
% 21.98/3.71  thf('90', plain,
% 21.98/3.71      (( (c0_1 @ a777)) | ( (c3_1 @ a777)) | 
% 21.98/3.71       ~ (![X1 : $i]: (~ (c2_1 @ X1) |  (c0_1 @ X1) |  (c3_1 @ X1))) | 
% 21.98/3.71       ~ ( (c2_1 @ a777))),
% 21.98/3.71      inference('split', [status(esa)], [zip_derived_cl1800])).
% 21.98/3.71  thf('91', plain,
% 21.98/3.71      (( (hskp19)) | ( (hskp27)) | ~ ( (ndr1_0)) | 
% 21.98/3.71       (![X0 : $i]: ( (c1_1 @ X0) | ~ (c0_1 @ X0) | ~ (c3_1 @ X0)))),
% 21.98/3.71      inference('split', [status(esa)], [zip_derived_cl138])).
% 21.98/3.71  thf(clause125, conjecture,
% 21.98/3.71    (~( ( hskp9 ) | ( hskp5 ) | ( c3_1 @ U ) | ( c2_1 @ U ) | ( c0_1 @ U ) | 
% 21.98/3.71        ( ~( ndr1_0 ) ) ))).
% 21.98/3.71  thf(zf_stmt_79, negated_conjecture,
% 21.98/3.71    (( hskp9 ) | ( hskp5 ) | ( c3_1 @ U ) | ( c2_1 @ U ) | ( c0_1 @ U ) | 
% 21.98/3.71     ( ~( ndr1_0 ) )),
% 21.98/3.71    inference('cnf.neg', [status(esa)], [clause125])).
% 21.98/3.71  thf(zip_derived_cl124, plain,
% 21.98/3.71      (![X0 : $i]:
% 21.98/3.71         ( (hskp9)
% 21.98/3.71          |  (hskp5)
% 21.98/3.71          |  (c3_1 @ X0)
% 21.98/3.71          |  (c2_1 @ X0)
% 21.98/3.71          |  (c0_1 @ X0)
% 21.98/3.71          | ~ (ndr1_0))),
% 21.98/3.71      inference('cnf', [status(esa)], [zf_stmt_79])).
% 21.98/3.71  thf(zip_derived_cl432, plain,
% 21.98/3.71      ((![X0 : $i]: ( (c2_1 @ X0) |  (c0_1 @ X0) |  (c3_1 @ X0)))
% 21.98/3.71         <= ((![X0 : $i]: ( (c2_1 @ X0) |  (c0_1 @ X0) |  (c3_1 @ X0))))),
% 21.98/3.71      inference('split', [status(esa)], [zip_derived_cl124])).
% 21.98/3.71  thf(zip_derived_cl258, plain, (( (c1_1 @ a750)) <= (( (c1_1 @ a750)))),
% 21.98/3.71      inference('split', [status(esa)], [zip_derived_cl39])).
% 21.98/3.71  thf(zip_derived_cl511, plain,
% 21.98/3.71      ((![X0 : $i]: (~ (c2_1 @ X0) | ~ (c1_1 @ X0) | ~ (c3_1 @ X0)))
% 21.98/3.71         <= ((![X0 : $i]: (~ (c2_1 @ X0) | ~ (c1_1 @ X0) | ~ (c3_1 @ X0))))),
% 21.98/3.71      inference('split', [status(esa)], [zip_derived_cl144])).
% 21.98/3.71  thf(zip_derived_cl679, plain,
% 21.98/3.71      (((~ (c2_1 @ a750) | ~ (c3_1 @ a750)))
% 21.98/3.71         <= (( (c1_1 @ a750)) & 
% 21.98/3.71             (![X0 : $i]: (~ (c2_1 @ X0) | ~ (c1_1 @ X0) | ~ (c3_1 @ X0))))),
% 21.98/3.71      inference('s_sup-', [status(thm)], [zip_derived_cl258, zip_derived_cl511])).
% 21.98/3.71  thf(zip_derived_cl681, plain, ((~ (c3_1 @ a750)) <= (~ ( (c3_1 @ a750)))),
% 21.98/3.71      inference('split', [status(esa)], [zip_derived_cl679])).
% 21.98/3.71  thf(zip_derived_cl1169, plain,
% 21.98/3.71      ((( (c0_1 @ a750) |  (c2_1 @ a750)))
% 21.98/3.71         <= (~ ( (c3_1 @ a750)) & 
% 21.98/3.71             (![X0 : $i]: ( (c2_1 @ X0) |  (c0_1 @ X0) |  (c3_1 @ X0))))),
% 21.98/3.71      inference('s_sup-', [status(thm)], [zip_derived_cl432, zip_derived_cl681])).
% 21.98/3.71  thf('92', plain,
% 21.98/3.71      (( (c2_1 @ a750)) | ( (c0_1 @ a750)) | 
% 21.98/3.71       ~ (![X0 : $i]: ( (c2_1 @ X0) |  (c0_1 @ X0) |  (c3_1 @ X0))) | 
% 21.98/3.71       ( (c3_1 @ a750))),
% 21.98/3.71      inference('split', [status(esa)], [zip_derived_cl1169])).
% 21.98/3.71  thf(zip_derived_cl559, plain,
% 21.98/3.71      ((![X1 : $i]: ( (c2_1 @ X1) | ~ (c3_1 @ X1) | ~ (c1_1 @ X1)))
% 21.98/3.71         <= ((![X1 : $i]: ( (c2_1 @ X1) | ~ (c3_1 @ X1) | ~ (c1_1 @ X1))))),
% 21.98/3.71      inference('split', [status(esa)], [zip_derived_cl156])).
% 21.98/3.71  thf(zip_derived_cl258, plain, (( (c1_1 @ a750)) <= (( (c1_1 @ a750)))),
% 21.98/3.71      inference('split', [status(esa)], [zip_derived_cl39])).
% 21.98/3.71  thf(zip_derived_cl1025, plain,
% 21.98/3.71      (((~ (c3_1 @ a750) |  (c2_1 @ a750)))
% 21.98/3.71         <= (( (c1_1 @ a750)) & 
% 21.98/3.71             (![X1 : $i]: ( (c2_1 @ X1) | ~ (c3_1 @ X1) | ~ (c1_1 @ X1))))),
% 21.98/3.71      inference('s_sup+', [status(thm)], [zip_derived_cl559, zip_derived_cl258])).
% 21.98/3.71  thf('93', plain,
% 21.98/3.71      (( (c2_1 @ a750)) | ~ ( (c3_1 @ a750)) | 
% 21.98/3.71       ~ (![X1 : $i]: ( (c2_1 @ X1) | ~ (c3_1 @ X1) | ~ (c1_1 @ X1))) | 
% 21.98/3.71       ~ ( (c1_1 @ a750))),
% 21.98/3.71      inference('split', [status(esa)], [zip_derived_cl1025])).
% 21.98/3.71  thf(clause41, conjecture, (~( ( c2_1 @ a750 ) | ( ~( hskp27 ) ) ))).
% 21.98/3.71  thf(zf_stmt_80, negated_conjecture, (( c2_1 @ a750 ) | ( ~( hskp27 ) )),
% 21.98/3.71    inference('cnf.neg', [status(esa)], [clause41])).
% 21.98/3.71  thf(zip_derived_cl40, plain, (( (c2_1 @ a750) | ~ (hskp27))),
% 21.98/3.71      inference('cnf', [status(esa)], [zf_stmt_80])).
% 21.98/3.71  thf('94', plain, (( (c2_1 @ a750)) | ~ ( (hskp27))),
% 21.98/3.71      inference('split', [status(esa)], [zip_derived_cl40])).
% 21.98/3.71  thf(zip_derived_cl587, plain,
% 21.98/3.71      ((![X1 : $i]: (~ (c0_1 @ X1) | ~ (c3_1 @ X1) | ~ (c1_1 @ X1)))
% 21.98/3.71         <= ((![X1 : $i]: (~ (c0_1 @ X1) | ~ (c3_1 @ X1) | ~ (c1_1 @ X1))))),
% 21.98/3.71      inference('split', [status(esa)], [zip_derived_cl163])).
% 21.98/3.71  thf(zip_derived_cl258, plain, (( (c1_1 @ a750)) <= (( (c1_1 @ a750)))),
% 21.98/3.71      inference('split', [status(esa)], [zip_derived_cl39])).
% 21.98/3.71  thf(zip_derived_cl718, plain,
% 21.98/3.71      (((~ (c3_1 @ a750) | ~ (c0_1 @ a750)))
% 21.98/3.71         <= (( (c1_1 @ a750)) & 
% 21.98/3.71             (![X1 : $i]: (~ (c0_1 @ X1) | ~ (c3_1 @ X1) | ~ (c1_1 @ X1))))),
% 21.98/3.71      inference('s_sup+', [status(thm)], [zip_derived_cl587, zip_derived_cl258])).
% 21.98/3.71  thf('95', plain,
% 21.98/3.71      (~ ( (c3_1 @ a750)) | ~ ( (c0_1 @ a750)) | 
% 21.98/3.71       ~ (![X1 : $i]: (~ (c0_1 @ X1) | ~ (c3_1 @ X1) | ~ (c1_1 @ X1))) | 
% 21.98/3.71       ~ ( (c1_1 @ a750))),
% 21.98/3.71      inference('split', [status(esa)], [zip_derived_cl718])).
% 21.98/3.71  thf(zip_derived_cl484, plain,
% 21.98/3.71      ((![X0 : $i]: (~ (c2_1 @ X0) | ~ (c1_1 @ X0) |  (c0_1 @ X0)))
% 21.98/3.71         <= ((![X0 : $i]: (~ (c2_1 @ X0) | ~ (c1_1 @ X0) |  (c0_1 @ X0))))),
% 21.98/3.71      inference('split', [status(esa)], [zip_derived_cl137])).
% 21.98/3.71  thf(zip_derived_cl258, plain, (( (c1_1 @ a750)) <= (( (c1_1 @ a750)))),
% 21.98/3.71      inference('split', [status(esa)], [zip_derived_cl39])).
% 21.98/3.71  thf(zip_derived_cl891, plain,
% 21.98/3.71      ((( (c0_1 @ a750) | ~ (c2_1 @ a750)))
% 21.98/3.71         <= (( (c1_1 @ a750)) & 
% 21.98/3.71             (![X0 : $i]: (~ (c2_1 @ X0) | ~ (c1_1 @ X0) |  (c0_1 @ X0))))),
% 21.98/3.71      inference('s_sup+', [status(thm)], [zip_derived_cl484, zip_derived_cl258])).
% 21.98/3.71  thf('96', plain,
% 21.98/3.71      (~ (![X0 : $i]: (~ (c2_1 @ X0) | ~ (c1_1 @ X0) |  (c0_1 @ X0))) | 
% 21.98/3.71       ~ ( (c2_1 @ a750)) | ( (c0_1 @ a750)) | ~ ( (c1_1 @ a750))),
% 21.98/3.71      inference('split', [status(esa)], [zip_derived_cl891])).
% 21.98/3.71  thf('97', plain,
% 21.98/3.71      (~ (![X0 : $i]: (~ (c1_1 @ X0) | ~ (c0_1 @ X0) |  (c3_1 @ X0))) | 
% 21.98/3.71       ( (c3_1 @ a750)) | ~ ( (c0_1 @ a750)) | ~ ( (c1_1 @ a750))),
% 21.98/3.71      inference('split', [status(esa)], [zip_derived_cl915])).
% 21.98/3.71  thf(zip_derived_cl318, plain, (( (c1_1 @ a741)) <= (( (c1_1 @ a741)))),
% 21.98/3.71      inference('split', [status(esa)], [zip_derived_cl69])).
% 21.98/3.71  thf(zip_derived_cl587, plain,
% 21.98/3.71      ((![X1 : $i]: (~ (c0_1 @ X1) | ~ (c3_1 @ X1) | ~ (c1_1 @ X1)))
% 21.98/3.71         <= ((![X1 : $i]: (~ (c0_1 @ X1) | ~ (c3_1 @ X1) | ~ (c1_1 @ X1))))),
% 21.98/3.71      inference('split', [status(esa)], [zip_derived_cl163])).
% 21.98/3.71  thf(zip_derived_cl838, plain,
% 21.98/3.71      (((~ (c0_1 @ a741) | ~ (c3_1 @ a741)))
% 21.98/3.71         <= (( (c1_1 @ a741)) & 
% 21.98/3.71             (![X1 : $i]: (~ (c0_1 @ X1) | ~ (c3_1 @ X1) | ~ (c1_1 @ X1))))),
% 21.98/3.71      inference('s_sup-', [status(thm)], [zip_derived_cl318, zip_derived_cl587])).
% 21.98/3.71  thf('98', plain,
% 21.98/3.71      (~ ( (c0_1 @ a741)) | ~ ( (c1_1 @ a741)) | 
% 21.98/3.71       ~ (![X1 : $i]: (~ (c0_1 @ X1) | ~ (c3_1 @ X1) | ~ (c1_1 @ X1))) | 
% 21.98/3.71       ~ ( (c3_1 @ a741))),
% 21.98/3.71      inference('split', [status(esa)], [zip_derived_cl838])).
% 21.98/3.71  thf(zip_derived_cl536, plain,
% 21.98/3.71      ((![X0 : $i]: ( (c1_1 @ X0) |  (c0_1 @ X0) | ~ (c3_1 @ X0)))
% 21.98/3.71         <= ((![X0 : $i]: ( (c1_1 @ X0) |  (c0_1 @ X0) | ~ (c3_1 @ X0))))),
% 21.98/3.71      inference('split', [status(esa)], [zip_derived_cl150])).
% 21.98/3.71  thf(zip_derived_cl396, plain, ((~ (c1_1 @ a744)) <= (~ ( (c1_1 @ a744)))),
% 21.98/3.71      inference('split', [status(esa)], [zip_derived_cl108])).
% 21.98/3.71  thf(zip_derived_cl1869, plain,
% 21.98/3.71      (((~ (c3_1 @ a744) |  (c0_1 @ a744)))
% 21.98/3.71         <= (~ ( (c1_1 @ a744)) & 
% 21.98/3.71             (![X0 : $i]: ( (c1_1 @ X0) |  (c0_1 @ X0) | ~ (c3_1 @ X0))))),
% 21.98/3.71      inference('s_sup-', [status(thm)], [zip_derived_cl536, zip_derived_cl396])).
% 21.98/3.71  thf('99', plain,
% 21.98/3.71      (( (c0_1 @ a744)) | ( (c1_1 @ a744)) | 
% 21.98/3.71       ~ (![X0 : $i]: ( (c1_1 @ X0) |  (c0_1 @ X0) | ~ (c3_1 @ X0))) | 
% 21.98/3.71       ~ ( (c3_1 @ a744))),
% 21.98/3.71      inference('split', [status(esa)], [zip_derived_cl1869])).
% 21.98/3.71  thf(zip_derived_cl576, plain,
% 21.98/3.71      ((![X0 : $i]: (~ (c2_1 @ X0) |  (c1_1 @ X0) |  (c3_1 @ X0)))
% 21.98/3.71         <= ((![X0 : $i]: (~ (c2_1 @ X0) |  (c1_1 @ X0) |  (c3_1 @ X0))))),
% 21.98/3.71      inference('split', [status(esa)], [zip_derived_cl160])).
% 21.98/3.71  thf(zip_derived_cl412, plain, ((~ (c1_1 @ a733)) <= (~ ( (c1_1 @ a733)))),
% 21.98/3.71      inference('split', [status(esa)], [zip_derived_cl116])).
% 21.98/3.71  thf(zip_derived_cl1983, plain,
% 21.98/3.71      ((( (c3_1 @ a733) | ~ (c2_1 @ a733)))
% 21.98/3.71         <= (~ ( (c1_1 @ a733)) & 
% 21.98/3.71             (![X0 : $i]: (~ (c2_1 @ X0) |  (c1_1 @ X0) |  (c3_1 @ X0))))),
% 21.98/3.71      inference('s_sup-', [status(thm)], [zip_derived_cl576, zip_derived_cl412])).
% 21.98/3.71  thf('100', plain,
% 21.98/3.71      (( (c3_1 @ a733)) | ( (c1_1 @ a733)) | 
% 21.98/3.71       ~ (![X0 : $i]: (~ (c2_1 @ X0) |  (c1_1 @ X0) |  (c3_1 @ X0))) | 
% 21.98/3.71       ~ ( (c2_1 @ a733))),
% 21.98/3.71      inference('split', [status(esa)], [zip_derived_cl1983])).
% 21.98/3.71  thf(zip_derived_cl631, plain,
% 21.98/3.71      ((![X2 : $i]: ( (c2_1 @ X2) | ~ (c0_1 @ X2) | ~ (c3_1 @ X2)))
% 21.98/3.71         <= ((![X2 : $i]: ( (c2_1 @ X2) | ~ (c0_1 @ X2) | ~ (c3_1 @ X2))))),
% 21.98/3.71      inference('split', [status(esa)], [zip_derived_cl174])).
% 21.98/3.71  thf(zip_derived_cl284, plain, (( (c3_1 @ a793)) <= (( (c3_1 @ a793)))),
% 21.98/3.71      inference('split', [status(esa)], [zip_derived_cl52])).
% 21.98/3.71  thf(zip_derived_cl1248, plain,
% 21.98/3.71      (((~ (c0_1 @ a793) |  (c2_1 @ a793)))
% 21.98/3.71         <= (( (c3_1 @ a793)) & 
% 21.98/3.71             (![X2 : $i]: ( (c2_1 @ X2) | ~ (c0_1 @ X2) | ~ (c3_1 @ X2))))),
% 21.98/3.71      inference('s_sup+', [status(thm)], [zip_derived_cl631, zip_derived_cl284])).
% 21.98/3.71  thf('101', plain,
% 21.98/3.71      (~ (![X2 : $i]: ( (c2_1 @ X2) | ~ (c0_1 @ X2) | ~ (c3_1 @ X2))) | 
% 21.98/3.71       ~ ( (c3_1 @ a793)) | ( (c2_1 @ a793)) | ~ ( (c0_1 @ a793))),
% 21.98/3.71      inference('split', [status(esa)], [zip_derived_cl1248])).
% 21.98/3.71  thf(clause9, conjecture, (~( ( ndr1_0 ) | ( ~( hskp21 ) ) ))).
% 21.98/3.71  thf(zf_stmt_81, negated_conjecture, (( ndr1_0 ) | ( ~( hskp21 ) )),
% 21.98/3.71    inference('cnf.neg', [status(esa)], [clause9])).
% 21.98/3.71  thf(zip_derived_cl8, plain, (( (ndr1_0) | ~ (hskp21))),
% 21.98/3.71      inference('cnf', [status(esa)], [zf_stmt_81])).
% 21.98/3.71  thf('102', plain, (( (ndr1_0)) | ~ ( (hskp21))),
% 21.98/3.71      inference('split', [status(esa)], [zip_derived_cl8])).
% 21.98/3.71  thf('103', plain, (( (c0_1 @ a793)) | ~ ( (hskp21))),
% 21.98/3.71      inference('split', [status(esa)], [zip_derived_cl51])).
% 21.98/3.71  thf('104', plain, (( (c3_1 @ a793)) | ~ ( (hskp21))),
% 21.98/3.71      inference('split', [status(esa)], [zip_derived_cl52])).
% 21.98/3.71  thf(clause86, conjecture, (~( ( ~( hskp21 ) ) | ( ~( c2_1 @ a793 ) ) ))).
% 21.98/3.71  thf(zf_stmt_82, negated_conjecture, (( ~( hskp21 ) ) | ( ~( c2_1 @ a793 ) )),
% 21.98/3.71    inference('cnf.neg', [status(esa)], [clause86])).
% 21.98/3.71  thf(zip_derived_cl85, plain, ((~ (hskp21) | ~ (c2_1 @ a793))),
% 21.98/3.71      inference('cnf', [status(esa)], [zf_stmt_82])).
% 21.98/3.71  thf('105', plain, (~ ( (c2_1 @ a793)) | ~ ( (hskp21))),
% 21.98/3.71      inference('split', [status(esa)], [zip_derived_cl85])).
% 21.98/3.71  thf(clause31, conjecture, (~( ( hskp17 ) | ( hskp21 ) | ( hskp23 ) ))).
% 21.98/3.71  thf(zf_stmt_83, negated_conjecture, (( hskp17 ) | ( hskp21 ) | ( hskp23 )),
% 21.98/3.71    inference('cnf.neg', [status(esa)], [clause31])).
% 21.98/3.71  thf(zip_derived_cl30, plain, (( (hskp17) |  (hskp21) |  (hskp23))),
% 21.98/3.71      inference('cnf', [status(esa)], [zf_stmt_83])).
% 21.98/3.71  thf('106', plain, (( (hskp23)) | ( (hskp17)) | ( (hskp21))),
% 21.98/3.71      inference('split', [status(esa)], [zip_derived_cl30])).
% 21.98/3.71  thf('107', plain, (( (c1_1 @ a755)) | ~ ( (hskp12))),
% 21.98/3.71      inference('split', [status(esa)], [zip_derived_cl65])).
% 21.98/3.71  thf(zip_derived_cl496, plain,
% 21.98/3.71      ((![X0 : $i]: (~ (c1_1 @ X0) | ~ (c0_1 @ X0) |  (c3_1 @ X0)))
% 21.98/3.71         <= ((![X0 : $i]: (~ (c1_1 @ X0) | ~ (c0_1 @ X0) |  (c3_1 @ X0))))),
% 21.98/3.71      inference('split', [status(esa)], [zip_derived_cl140])).
% 21.98/3.71  thf(zip_derived_cl310, plain, (( (c1_1 @ a755)) <= (( (c1_1 @ a755)))),
% 21.98/3.71      inference('split', [status(esa)], [zip_derived_cl65])).
% 21.98/3.71  thf(zip_derived_cl921, plain,
% 21.98/3.71      ((( (c3_1 @ a755) | ~ (c0_1 @ a755)))
% 21.98/3.71         <= (( (c1_1 @ a755)) & 
% 21.98/3.71             (![X0 : $i]: (~ (c1_1 @ X0) | ~ (c0_1 @ X0) |  (c3_1 @ X0))))),
% 21.98/3.71      inference('s_sup+', [status(thm)], [zip_derived_cl496, zip_derived_cl310])).
% 21.98/3.71  thf('108', plain,
% 21.98/3.71      (~ (![X0 : $i]: (~ (c1_1 @ X0) | ~ (c0_1 @ X0) |  (c3_1 @ X0))) | 
% 21.98/3.71       ~ ( (c0_1 @ a755)) | ( (c3_1 @ a755)) | ~ ( (c1_1 @ a755))),
% 21.98/3.71      inference('split', [status(esa)], [zip_derived_cl921])).
% 21.98/3.71  thf(clause67, conjecture, (~( ( c2_1 @ a755 ) | ( ~( hskp12 ) ) ))).
% 21.98/3.71  thf(zf_stmt_84, negated_conjecture, (( c2_1 @ a755 ) | ( ~( hskp12 ) )),
% 21.98/3.71    inference('cnf.neg', [status(esa)], [clause67])).
% 21.98/3.71  thf(zip_derived_cl66, plain, (( (c2_1 @ a755) | ~ (hskp12))),
% 21.98/3.71      inference('cnf', [status(esa)], [zf_stmt_84])).
% 21.98/3.71  thf('109', plain, (( (c2_1 @ a755)) | ~ ( (hskp12))),
% 21.98/3.71      inference('split', [status(esa)], [zip_derived_cl66])).
% 21.98/3.71  thf(clause99, conjecture, (~( ( ~( hskp12 ) ) | ( ~( c3_1 @ a755 ) ) ))).
% 21.98/3.71  thf(zf_stmt_85, negated_conjecture, (( ~( hskp12 ) ) | ( ~( c3_1 @ a755 ) )),
% 21.98/3.71    inference('cnf.neg', [status(esa)], [clause99])).
% 21.98/3.71  thf(zip_derived_cl98, plain, ((~ (hskp12) | ~ (c3_1 @ a755))),
% 21.98/3.71      inference('cnf', [status(esa)], [zf_stmt_85])).
% 21.98/3.71  thf('110', plain, (~ ( (c3_1 @ a755)) | ~ ( (hskp12))),
% 21.98/3.71      inference('split', [status(esa)], [zip_derived_cl98])).
% 21.98/3.71  thf(zip_derived_cl484, plain,
% 21.98/3.71      ((![X0 : $i]: (~ (c2_1 @ X0) | ~ (c1_1 @ X0) |  (c0_1 @ X0)))
% 21.98/3.71         <= ((![X0 : $i]: (~ (c2_1 @ X0) | ~ (c1_1 @ X0) |  (c0_1 @ X0))))),
% 21.98/3.71      inference('split', [status(esa)], [zip_derived_cl137])).
% 21.98/3.71  thf(zip_derived_cl310, plain, (( (c1_1 @ a755)) <= (( (c1_1 @ a755)))),
% 21.98/3.71      inference('split', [status(esa)], [zip_derived_cl65])).
% 21.98/3.71  thf(zip_derived_cl897, plain,
% 21.98/3.71      ((( (c0_1 @ a755) | ~ (c2_1 @ a755)))
% 21.98/3.71         <= (( (c1_1 @ a755)) & 
% 21.98/3.71             (![X0 : $i]: (~ (c2_1 @ X0) | ~ (c1_1 @ X0) |  (c0_1 @ X0))))),
% 21.98/3.71      inference('s_sup+', [status(thm)], [zip_derived_cl484, zip_derived_cl310])).
% 21.98/3.71  thf('111', plain,
% 21.98/3.71      (( (c0_1 @ a755)) | ~ ( (c2_1 @ a755)) | 
% 21.98/3.71       ~ (![X0 : $i]: (~ (c2_1 @ X0) | ~ (c1_1 @ X0) |  (c0_1 @ X0))) | 
% 21.98/3.71       ~ ( (c1_1 @ a755))),
% 21.98/3.71      inference('split', [status(esa)], [zip_derived_cl897])).
% 21.98/3.71  thf('112', plain, (( (c1_1 @ a766)) | ~ ( (hskp17))),
% 21.98/3.71      inference('split', [status(esa)], [zip_derived_cl56])).
% 21.98/3.71  thf(clause58, conjecture, (~( ( c2_1 @ a766 ) | ( ~( hskp17 ) ) ))).
% 21.98/3.71  thf(zf_stmt_86, negated_conjecture, (( c2_1 @ a766 ) | ( ~( hskp17 ) )),
% 21.98/3.71    inference('cnf.neg', [status(esa)], [clause58])).
% 21.98/3.71  thf(zip_derived_cl57, plain, (( (c2_1 @ a766) | ~ (hskp17))),
% 21.98/3.71      inference('cnf', [status(esa)], [zf_stmt_86])).
% 21.98/3.71  thf('113', plain, (( (c2_1 @ a766)) | ~ ( (hskp17))),
% 21.98/3.71      inference('split', [status(esa)], [zip_derived_cl57])).
% 21.98/3.71  thf(clause93, conjecture, (~( ( ~( hskp17 ) ) | ( ~( c0_1 @ a766 ) ) ))).
% 21.98/3.71  thf(zf_stmt_87, negated_conjecture, (( ~( hskp17 ) ) | ( ~( c0_1 @ a766 ) )),
% 21.98/3.71    inference('cnf.neg', [status(esa)], [clause93])).
% 21.98/3.71  thf(zip_derived_cl92, plain, ((~ (hskp17) | ~ (c0_1 @ a766))),
% 21.98/3.71      inference('cnf', [status(esa)], [zf_stmt_87])).
% 21.98/3.71  thf('114', plain, (~ ( (hskp17)) | ~ ( (c0_1 @ a766))),
% 21.98/3.71      inference('split', [status(esa)], [zip_derived_cl92])).
% 21.98/3.71  thf(zip_derived_cl484, plain,
% 21.98/3.71      ((![X0 : $i]: (~ (c2_1 @ X0) | ~ (c1_1 @ X0) |  (c0_1 @ X0)))
% 21.98/3.71         <= ((![X0 : $i]: (~ (c2_1 @ X0) | ~ (c1_1 @ X0) |  (c0_1 @ X0))))),
% 21.98/3.71      inference('split', [status(esa)], [zip_derived_cl137])).
% 21.98/3.71  thf(zip_derived_cl292, plain, (( (c1_1 @ a766)) <= (( (c1_1 @ a766)))),
% 21.98/3.71      inference('split', [status(esa)], [zip_derived_cl56])).
% 21.98/3.71  thf(zip_derived_cl895, plain,
% 21.98/3.71      ((( (c0_1 @ a766) | ~ (c2_1 @ a766)))
% 21.98/3.71         <= (( (c1_1 @ a766)) & 
% 21.98/3.71             (![X0 : $i]: (~ (c2_1 @ X0) | ~ (c1_1 @ X0) |  (c0_1 @ X0))))),
% 21.98/3.71      inference('s_sup+', [status(thm)], [zip_derived_cl484, zip_derived_cl292])).
% 21.98/3.71  thf('115', plain,
% 21.98/3.71      (~ (![X0 : $i]: (~ (c2_1 @ X0) | ~ (c1_1 @ X0) |  (c0_1 @ X0))) | 
% 21.98/3.71       ~ ( (c2_1 @ a766)) | ( (c0_1 @ a766)) | ~ ( (c1_1 @ a766))),
% 21.98/3.71      inference('split', [status(esa)], [zip_derived_cl895])).
% 21.98/3.71  thf(clause162, conjecture,
% 21.98/3.71    (~( ( hskp18 ) | ( c3_1 @ V ) | ( c1_1 @ V ) | ( c2_1 @ U ) | 
% 21.98/3.71        ( ~( c2_1 @ V ) ) | ( ~( ndr1_0 ) ) | ( ~( c3_1 @ U ) ) | 
% 21.98/3.71        ( ~( c1_1 @ U ) ) ))).
% 21.98/3.71  thf(zf_stmt_88, negated_conjecture,
% 21.98/3.71    (( hskp18 ) | ( c3_1 @ V ) | ( c1_1 @ V ) | ( c2_1 @ U ) | 
% 21.98/3.71     ( ~( c2_1 @ V ) ) | ( ~( ndr1_0 ) ) | ( ~( c3_1 @ U ) ) | 
% 21.98/3.71     ( ~( c1_1 @ U ) )),
% 21.98/3.71    inference('cnf.neg', [status(esa)], [clause162])).
% 21.98/3.71  thf(zip_derived_cl161, plain,
% 21.98/3.71      (![X0 : $i, X1 : $i]:
% 21.98/3.71         ( (hskp18)
% 21.98/3.71          |  (c3_1 @ X0)
% 21.98/3.71          |  (c1_1 @ X0)
% 21.98/3.71          |  (c2_1 @ X1)
% 21.98/3.71          | ~ (c2_1 @ X0)
% 21.98/3.71          | ~ (ndr1_0)
% 21.98/3.71          | ~ (c3_1 @ X1)
% 21.98/3.71          | ~ (c1_1 @ X1))),
% 21.98/3.71      inference('cnf', [status(esa)], [zf_stmt_88])).
% 21.98/3.71  thf('116', plain,
% 21.98/3.71      (( (hskp18)) | 
% 21.98/3.71       (![X0 : $i]: (~ (c2_1 @ X0) |  (c1_1 @ X0) |  (c3_1 @ X0))) | 
% 21.98/3.71       ~ ( (ndr1_0)) | 
% 21.98/3.71       (![X1 : $i]: ( (c2_1 @ X1) | ~ (c3_1 @ X1) | ~ (c1_1 @ X1)))),
% 21.98/3.71      inference('split', [status(esa)], [zip_derived_cl161])).
% 21.98/3.71  thf(zip_derived_cl424, plain,
% 21.98/3.71      ((![X0 : $i]: ( (c2_1 @ X0) |  (c1_1 @ X0) |  (c0_1 @ X0)))
% 21.98/3.71         <= ((![X0 : $i]: ( (c2_1 @ X0) |  (c1_1 @ X0) |  (c0_1 @ X0))))),
% 21.98/3.71      inference('split', [status(esa)], [zip_derived_cl122])).
% 21.98/3.71  thf(clause104, conjecture, (~( ( ~( hskp10 ) ) | ( ~( c1_1 @ a748 ) ) ))).
% 21.98/3.71  thf(zf_stmt_89, negated_conjecture, (( ~( hskp10 ) ) | ( ~( c1_1 @ a748 ) )),
% 21.98/3.71    inference('cnf.neg', [status(esa)], [clause104])).
% 21.98/3.71  thf(zip_derived_cl103, plain, ((~ (hskp10) | ~ (c1_1 @ a748))),
% 21.98/3.71      inference('cnf', [status(esa)], [zf_stmt_89])).
% 21.98/3.71  thf(zip_derived_cl386, plain, ((~ (c1_1 @ a748)) <= (~ ( (c1_1 @ a748)))),
% 21.98/3.71      inference('split', [status(esa)], [zip_derived_cl103])).
% 21.98/3.71  thf(zip_derived_cl990, plain,
% 21.98/3.71      ((( (c0_1 @ a748) |  (c2_1 @ a748)))
% 21.98/3.71         <= (~ ( (c1_1 @ a748)) & 
% 21.98/3.71             (![X0 : $i]: ( (c2_1 @ X0) |  (c1_1 @ X0) |  (c0_1 @ X0))))),
% 21.98/3.71      inference('s_sup-', [status(thm)], [zip_derived_cl424, zip_derived_cl386])).
% 21.98/3.71  thf('117', plain,
% 21.98/3.71      (( (c0_1 @ a748)) | ( (c1_1 @ a748)) | 
% 21.98/3.71       ~ (![X0 : $i]: ( (c2_1 @ X0) |  (c1_1 @ X0) |  (c0_1 @ X0))) | 
% 21.98/3.71       ( (c2_1 @ a748))),
% 21.98/3.71      inference('split', [status(esa)], [zip_derived_cl990])).
% 21.98/3.71  thf(clause152, conjecture,
% 21.98/3.71    (~( ( hskp5 ) | ( c2_1 @ V ) | ( c0_1 @ V ) | ( c3_1 @ U ) | 
% 21.98/3.71        ( c0_1 @ U ) | ( ~( c1_1 @ V ) ) | ( ~( ndr1_0 ) ) | ( ~( c1_1 @ U ) ) ))).
% 21.98/3.71  thf(zf_stmt_90, negated_conjecture,
% 21.98/3.71    (( hskp5 ) | ( c2_1 @ V ) | ( c0_1 @ V ) | ( c3_1 @ U ) | ( c0_1 @ U ) | 
% 21.98/3.71     ( ~( c1_1 @ V ) ) | ( ~( ndr1_0 ) ) | ( ~( c1_1 @ U ) )),
% 21.98/3.71    inference('cnf.neg', [status(esa)], [clause152])).
% 21.98/3.71  thf(zip_derived_cl151, plain,
% 21.98/3.71      (![X0 : $i, X1 : $i]:
% 21.98/3.71         ( (hskp5)
% 21.98/3.71          |  (c2_1 @ X0)
% 21.98/3.71          |  (c0_1 @ X0)
% 21.98/3.71          |  (c3_1 @ X1)
% 21.98/3.71          |  (c0_1 @ X1)
% 21.98/3.71          | ~ (c1_1 @ X0)
% 21.98/3.71          | ~ (ndr1_0)
% 21.98/3.71          | ~ (c1_1 @ X1))),
% 21.98/3.71      inference('cnf', [status(esa)], [zf_stmt_90])).
% 21.98/3.71  thf('118', plain,
% 21.98/3.71      ((![X0 : $i]: (~ (c1_1 @ X0) |  (c0_1 @ X0) |  (c3_1 @ X0))) | 
% 21.98/3.71       (![X1 : $i]: ( (c2_1 @ X1) |  (c0_1 @ X1) | ~ (c1_1 @ X1))) | 
% 21.98/3.71       ~ ( (ndr1_0)) | ( (hskp5))),
% 21.98/3.71      inference('split', [status(esa)], [zip_derived_cl151])).
% 21.98/3.71  thf(zip_derived_cl484, plain,
% 21.98/3.71      ((![X0 : $i]: (~ (c2_1 @ X0) | ~ (c1_1 @ X0) |  (c0_1 @ X0)))
% 21.98/3.71         <= ((![X0 : $i]: (~ (c2_1 @ X0) | ~ (c1_1 @ X0) |  (c0_1 @ X0))))),
% 21.98/3.71      inference('split', [status(esa)], [zip_derived_cl137])).
% 21.98/3.71  thf(zip_derived_cl328, plain, (( (c1_1 @ a734)) <= (( (c1_1 @ a734)))),
% 21.98/3.71      inference('split', [status(esa)], [zip_derived_cl74])).
% 21.98/3.71  thf(zip_derived_cl900, plain,
% 21.98/3.71      ((( (c0_1 @ a734) | ~ (c2_1 @ a734)))
% 21.98/3.71         <= (( (c1_1 @ a734)) & 
% 21.98/3.71             (![X0 : $i]: (~ (c2_1 @ X0) | ~ (c1_1 @ X0) |  (c0_1 @ X0))))),
% 21.98/3.71      inference('s_sup+', [status(thm)], [zip_derived_cl484, zip_derived_cl328])).
% 21.98/3.71  thf('119', plain,
% 21.98/3.71      (~ (![X0 : $i]: (~ (c2_1 @ X0) | ~ (c1_1 @ X0) |  (c0_1 @ X0))) | 
% 21.98/3.71       ~ ( (c2_1 @ a734)) | ( (c0_1 @ a734)) | ~ ( (c1_1 @ a734))),
% 21.98/3.71      inference('split', [status(esa)], [zip_derived_cl900])).
% 21.98/3.71  thf(clause26, conjecture, (~( ( ndr1_0 ) | ( ~( hskp4 ) ) ))).
% 21.98/3.71  thf(zf_stmt_91, negated_conjecture, (( ndr1_0 ) | ( ~( hskp4 ) )),
% 21.98/3.71    inference('cnf.neg', [status(esa)], [clause26])).
% 21.98/3.71  thf(zip_derived_cl25, plain, (( (ndr1_0) | ~ (hskp4))),
% 21.98/3.71      inference('cnf', [status(esa)], [zf_stmt_91])).
% 21.98/3.71  thf('120', plain, (( (ndr1_0)) | ~ ( (hskp4))),
% 21.98/3.71      inference('split', [status(esa)], [zip_derived_cl25])).
% 21.98/3.71  thf(zip_derived_cl484, plain,
% 21.98/3.71      ((![X0 : $i]: (~ (c2_1 @ X0) | ~ (c1_1 @ X0) |  (c0_1 @ X0)))
% 21.98/3.71         <= ((![X0 : $i]: (~ (c2_1 @ X0) | ~ (c1_1 @ X0) |  (c0_1 @ X0))))),
% 21.98/3.71      inference('split', [status(esa)], [zip_derived_cl137])).
% 21.98/3.71  thf(zip_derived_cl318, plain, (( (c1_1 @ a741)) <= (( (c1_1 @ a741)))),
% 21.98/3.71      inference('split', [status(esa)], [zip_derived_cl69])).
% 21.98/3.71  thf(zip_derived_cl898, plain,
% 21.98/3.71      ((( (c0_1 @ a741) | ~ (c2_1 @ a741)))
% 21.98/3.71         <= (( (c1_1 @ a741)) & 
% 21.98/3.71             (![X0 : $i]: (~ (c2_1 @ X0) | ~ (c1_1 @ X0) |  (c0_1 @ X0))))),
% 21.98/3.71      inference('s_sup+', [status(thm)], [zip_derived_cl484, zip_derived_cl318])).
% 21.98/3.71  thf('121', plain,
% 21.98/3.71      (~ (![X0 : $i]: (~ (c2_1 @ X0) | ~ (c1_1 @ X0) |  (c0_1 @ X0))) | 
% 21.98/3.71       ~ ( (c2_1 @ a741)) | ( (c0_1 @ a741)) | ~ ( (c1_1 @ a741))),
% 21.98/3.71      inference('split', [status(esa)], [zip_derived_cl898])).
% 21.98/3.71  thf('122', plain, (( (c1_1 @ a741)) | ~ ( (hskp7))),
% 21.98/3.71      inference('split', [status(esa)], [zip_derived_cl69])).
% 21.98/3.71  thf('123', plain, (( (c3_1 @ a741)) | ~ ( (hskp7))),
% 21.98/3.71      inference('split', [status(esa)], [zip_derived_cl70])).
% 21.98/3.71  thf(clause110, conjecture, (~( ( ~( hskp7 ) ) | ( ~( c0_1 @ a741 ) ) ))).
% 21.98/3.71  thf(zf_stmt_92, negated_conjecture, (( ~( hskp7 ) ) | ( ~( c0_1 @ a741 ) )),
% 21.98/3.71    inference('cnf.neg', [status(esa)], [clause110])).
% 21.98/3.71  thf(zip_derived_cl109, plain, ((~ (hskp7) | ~ (c0_1 @ a741))),
% 21.98/3.71      inference('cnf', [status(esa)], [zf_stmt_92])).
% 21.98/3.71  thf('124', plain, (~ ( (c0_1 @ a741)) | ~ ( (hskp7))),
% 21.98/3.71      inference('split', [status(esa)], [zip_derived_cl109])).
% 21.98/3.71  thf(clause35, conjecture, (~( ( hskp4 ) | ( hskp1 ) | ( hskp7 ) ))).
% 21.98/3.71  thf(zf_stmt_93, negated_conjecture, (( hskp4 ) | ( hskp1 ) | ( hskp7 )),
% 21.98/3.71    inference('cnf.neg', [status(esa)], [clause35])).
% 21.98/3.71  thf(zip_derived_cl34, plain, (( (hskp4) |  (hskp1) |  (hskp7))),
% 21.98/3.71      inference('cnf', [status(esa)], [zf_stmt_93])).
% 21.98/3.71  thf('125', plain, (( (hskp7)) | ( (hskp1)) | ( (hskp4))),
% 21.98/3.71      inference('split', [status(esa)], [zip_derived_cl34])).
% 21.98/3.71  thf('126', plain, (( (c1_1 @ a731)) | ~ ( (hskp1))),
% 21.98/3.71      inference('split', [status(esa)], [zip_derived_cl76])).
% 21.98/3.71  thf('127', plain, (( (c3_1 @ a731)) | ~ ( (hskp1))),
% 21.98/3.71      inference('split', [status(esa)], [zip_derived_cl77])).
% 21.98/3.71  thf('128', plain, (~ ( (c2_1 @ a731)) | ~ ( (hskp1))),
% 21.98/3.71      inference('split', [status(esa)], [zip_derived_cl120])).
% 21.98/3.71  thf(zip_derived_cl559, plain,
% 21.98/3.71      ((![X1 : $i]: ( (c2_1 @ X1) | ~ (c3_1 @ X1) | ~ (c1_1 @ X1)))
% 21.98/3.71         <= ((![X1 : $i]: ( (c2_1 @ X1) | ~ (c3_1 @ X1) | ~ (c1_1 @ X1))))),
% 21.98/3.71      inference('split', [status(esa)], [zip_derived_cl156])).
% 21.98/3.71  thf(zip_derived_cl332, plain, (( (c1_1 @ a731)) <= (( (c1_1 @ a731)))),
% 21.98/3.71      inference('split', [status(esa)], [zip_derived_cl76])).
% 21.98/3.71  thf(zip_derived_cl1035, plain,
% 21.98/3.71      (((~ (c3_1 @ a731) |  (c2_1 @ a731)))
% 21.98/3.71         <= (( (c1_1 @ a731)) & 
% 21.98/3.71             (![X1 : $i]: ( (c2_1 @ X1) | ~ (c3_1 @ X1) | ~ (c1_1 @ X1))))),
% 21.98/3.71      inference('s_sup+', [status(thm)], [zip_derived_cl559, zip_derived_cl332])).
% 21.98/3.71  thf('129', plain,
% 21.98/3.71      (~ ( (c1_1 @ a731)) | ( (c2_1 @ a731)) | 
% 21.98/3.71       ~ (![X1 : $i]: ( (c2_1 @ X1) | ~ (c3_1 @ X1) | ~ (c1_1 @ X1))) | 
% 21.98/3.71       ~ ( (c3_1 @ a731))),
% 21.98/3.71      inference('split', [status(esa)], [zip_derived_cl1035])).
% 21.98/3.71  thf(zip_derived_cl559, plain,
% 21.98/3.71      ((![X1 : $i]: ( (c2_1 @ X1) | ~ (c3_1 @ X1) | ~ (c1_1 @ X1)))
% 21.98/3.71         <= ((![X1 : $i]: ( (c2_1 @ X1) | ~ (c3_1 @ X1) | ~ (c1_1 @ X1))))),
% 21.98/3.71      inference('split', [status(esa)], [zip_derived_cl156])).
% 21.98/3.71  thf(zip_derived_cl318, plain, (( (c1_1 @ a741)) <= (( (c1_1 @ a741)))),
% 21.98/3.71      inference('split', [status(esa)], [zip_derived_cl69])).
% 21.98/3.71  thf(zip_derived_cl1032, plain,
% 21.98/3.71      (((~ (c3_1 @ a741) |  (c2_1 @ a741)))
% 21.98/3.71         <= (( (c1_1 @ a741)) & 
% 21.98/3.71             (![X1 : $i]: ( (c2_1 @ X1) | ~ (c3_1 @ X1) | ~ (c1_1 @ X1))))),
% 21.98/3.71      inference('s_sup+', [status(thm)], [zip_derived_cl559, zip_derived_cl318])).
% 21.98/3.71  thf('130', plain,
% 21.98/3.71      (( (c2_1 @ a741)) | ~ ( (c1_1 @ a741)) | 
% 21.98/3.71       ~ (![X1 : $i]: ( (c2_1 @ X1) | ~ (c3_1 @ X1) | ~ (c1_1 @ X1))) | 
% 21.98/3.71       ~ ( (c3_1 @ a741))),
% 21.98/3.71      inference('split', [status(esa)], [zip_derived_cl1032])).
% 21.98/3.71  thf(zip_derived_cl511, plain,
% 21.98/3.71      ((![X0 : $i]: (~ (c2_1 @ X0) | ~ (c1_1 @ X0) | ~ (c3_1 @ X0)))
% 21.98/3.71         <= ((![X0 : $i]: (~ (c2_1 @ X0) | ~ (c1_1 @ X0) | ~ (c3_1 @ X0))))),
% 21.98/3.71      inference('split', [status(esa)], [zip_derived_cl144])).
% 21.98/3.71  thf(zip_derived_cl492, plain,
% 21.98/3.71      ((![X0 : $i]: (~ (c2_1 @ X0) |  (c1_1 @ X0) | ~ (c3_1 @ X0)))
% 21.98/3.71         <= ((![X0 : $i]: (~ (c2_1 @ X0) |  (c1_1 @ X0) | ~ (c3_1 @ X0))))),
% 21.98/3.71      inference('split', [status(esa)], [zip_derived_cl139])).
% 21.98/3.71  thf(zip_derived_cl1382, plain,
% 21.98/3.71      ((![X0 : $i]:
% 21.98/3.71          (~ (c3_1 @ X0) | ~ (c2_1 @ X0) | ~ (c2_1 @ X0) | ~ (c3_1 @ X0)))
% 21.98/3.71         <= ((![X0 : $i]: (~ (c2_1 @ X0) |  (c1_1 @ X0) | ~ (c3_1 @ X0))) & 
% 21.98/3.71             (![X0 : $i]: (~ (c2_1 @ X0) | ~ (c1_1 @ X0) | ~ (c3_1 @ X0))))),
% 21.98/3.71      inference('s_sup+', [status(thm)], [zip_derived_cl511, zip_derived_cl492])).
% 21.98/3.71  thf(zip_derived_cl1389, plain,
% 21.98/3.71      ((![X0 : $i]: (~ (c2_1 @ X0) | ~ (c3_1 @ X0)))
% 21.98/3.71         <= ((![X0 : $i]: (~ (c2_1 @ X0) |  (c1_1 @ X0) | ~ (c3_1 @ X0))) & 
% 21.98/3.71             (![X0 : $i]: (~ (c2_1 @ X0) | ~ (c1_1 @ X0) | ~ (c3_1 @ X0))))),
% 21.98/3.71      inference('simplify', [status(thm)], [zip_derived_cl1382])).
% 21.98/3.71  thf(zip_derived_cl326, plain, (( (c3_1 @ a735)) <= (( (c3_1 @ a735)))),
% 21.98/3.71      inference('split', [status(esa)], [zip_derived_cl73])).
% 21.98/3.71  thf(zip_derived_cl2060, plain,
% 21.98/3.71      ((~ (c2_1 @ a735))
% 21.98/3.71         <= (( (c3_1 @ a735)) & 
% 21.98/3.71             (![X0 : $i]: (~ (c2_1 @ X0) |  (c1_1 @ X0) | ~ (c3_1 @ X0))) & 
% 21.98/3.71             (![X0 : $i]: (~ (c2_1 @ X0) | ~ (c1_1 @ X0) | ~ (c3_1 @ X0))))),
% 21.98/3.71      inference('s_sup+', [status(thm)],
% 21.98/3.71                [zip_derived_cl1389, zip_derived_cl326])).
% 21.98/3.71  thf(clause73, conjecture, (~( ( c2_1 @ a735 ) | ( ~( hskp5 ) ) ))).
% 21.98/3.71  thf(zf_stmt_94, negated_conjecture, (( c2_1 @ a735 ) | ( ~( hskp5 ) )),
% 21.98/3.71    inference('cnf.neg', [status(esa)], [clause73])).
% 21.98/3.71  thf(zip_derived_cl72, plain, (( (c2_1 @ a735) | ~ (hskp5))),
% 21.98/3.71      inference('cnf', [status(esa)], [zf_stmt_94])).
% 21.98/3.71  thf(zip_derived_cl324, plain, (( (c2_1 @ a735)) <= (( (c2_1 @ a735)))),
% 21.98/3.71      inference('split', [status(esa)], [zip_derived_cl72])).
% 21.98/3.71  thf('131', plain,
% 21.98/3.71      (~ (![X0 : $i]: (~ (c2_1 @ X0) | ~ (c1_1 @ X0) | ~ (c3_1 @ X0))) | 
% 21.98/3.71       ~ ( (c2_1 @ a735)) | 
% 21.98/3.71       ~ (![X0 : $i]: (~ (c2_1 @ X0) |  (c1_1 @ X0) | ~ (c3_1 @ X0))) | 
% 21.98/3.71       ~ ( (c3_1 @ a735))),
% 21.98/3.71      inference('s_sup+', [status(thm)],
% 21.98/3.71                [zip_derived_cl2060, zip_derived_cl324])).
% 21.98/3.71  thf(clause174, conjecture,
% 21.98/3.71    (~( ( c2_1 @ W ) | ( c0_1 @ W ) | ( c0_1 @ V ) | ( ~( c3_1 @ W ) ) | 
% 21.98/3.71        ( ~( c3_1 @ V ) ) | ( ~( c2_1 @ V ) ) | ( ~( ndr1_0 ) ) | 
% 21.98/3.71        ( ~( c3_1 @ U ) ) | ( ~( c2_1 @ U ) ) | ( ~( c1_1 @ U ) ) ))).
% 21.98/3.71  thf(zf_stmt_95, negated_conjecture,
% 21.98/3.71    (( c2_1 @ W ) | ( c0_1 @ W ) | ( c0_1 @ V ) | ( ~( c3_1 @ W ) ) | 
% 21.98/3.71     ( ~( c3_1 @ V ) ) | ( ~( c2_1 @ V ) ) | ( ~( ndr1_0 ) ) | 
% 21.98/3.71     ( ~( c3_1 @ U ) ) | ( ~( c2_1 @ U ) ) | ( ~( c1_1 @ U ) )),
% 21.98/3.71    inference('cnf.neg', [status(esa)], [clause174])).
% 21.98/3.71  thf(zip_derived_cl173, plain,
% 21.98/3.71      (![X0 : $i, X1 : $i, X2 : $i]:
% 21.98/3.71         ( (c2_1 @ X0)
% 21.98/3.71          |  (c0_1 @ X0)
% 21.98/3.71          |  (c0_1 @ X1)
% 21.98/3.71          | ~ (c3_1 @ X0)
% 21.98/3.71          | ~ (c3_1 @ X1)
% 21.98/3.71          | ~ (c2_1 @ X1)
% 21.98/3.71          | ~ (ndr1_0)
% 21.98/3.71          | ~ (c3_1 @ X2)
% 21.98/3.71          | ~ (c2_1 @ X2)
% 21.98/3.71          | ~ (c1_1 @ X2))),
% 21.98/3.71      inference('cnf', [status(esa)], [zf_stmt_95])).
% 21.98/3.71  thf('132', plain,
% 21.98/3.71      ((![X1 : $i]: (~ (c2_1 @ X1) |  (c0_1 @ X1) | ~ (c3_1 @ X1))) | 
% 21.98/3.71       (![X0 : $i]: (~ (c2_1 @ X0) | ~ (c1_1 @ X0) | ~ (c3_1 @ X0))) | 
% 21.98/3.71       ~ ( (ndr1_0)) | 
% 21.98/3.71       (![X0 : $i]: ( (c2_1 @ X0) |  (c0_1 @ X0) | ~ (c3_1 @ X0)))),
% 21.98/3.71      inference('split', [status(esa)], [zip_derived_cl173])).
% 21.98/3.71  thf(zip_derived_cl432, plain,
% 21.98/3.71      ((![X0 : $i]: ( (c2_1 @ X0) |  (c0_1 @ X0) |  (c3_1 @ X0)))
% 21.98/3.71         <= ((![X0 : $i]: ( (c2_1 @ X0) |  (c0_1 @ X0) |  (c3_1 @ X0))))),
% 21.98/3.71      inference('split', [status(esa)], [zip_derived_cl124])).
% 21.98/3.71  thf(zip_derived_cl382, plain, ((~ (c3_1 @ a749)) <= (~ ( (c3_1 @ a749)))),
% 21.98/3.71      inference('split', [status(esa)], [zip_derived_cl101])).
% 21.98/3.71  thf(zip_derived_cl1182, plain,
% 21.98/3.71      ((( (c0_1 @ a749) |  (c2_1 @ a749)))
% 21.98/3.71         <= (~ ( (c3_1 @ a749)) & 
% 21.98/3.71             (![X0 : $i]: ( (c2_1 @ X0) |  (c0_1 @ X0) |  (c3_1 @ X0))))),
% 21.98/3.71      inference('s_sup-', [status(thm)], [zip_derived_cl432, zip_derived_cl382])).
% 21.98/3.71  thf('133', plain,
% 21.98/3.71      (( (c2_1 @ a749)) | 
% 21.98/3.71       ~ (![X0 : $i]: ( (c2_1 @ X0) |  (c0_1 @ X0) |  (c3_1 @ X0))) | 
% 21.98/3.71       ( (c3_1 @ a749)) | ( (c0_1 @ a749))),
% 21.98/3.71      inference('split', [status(esa)], [zip_derived_cl1182])).
% 21.98/3.71  thf(zip_derived_cl440, plain,
% 21.98/3.71      ((![X0 : $i]: (~ (c2_1 @ X0) |  (c1_1 @ X0) |  (c0_1 @ X0)))
% 21.98/3.71         <= ((![X0 : $i]: (~ (c2_1 @ X0) |  (c1_1 @ X0) |  (c0_1 @ X0))))),
% 21.98/3.71      inference('split', [status(esa)], [zip_derived_cl126])).
% 21.98/3.71  thf(zip_derived_cl380, plain, ((~ (c1_1 @ a749)) <= (~ ( (c1_1 @ a749)))),
% 21.98/3.71      inference('split', [status(esa)], [zip_derived_cl100])).
% 21.98/3.71  thf(zip_derived_cl1297, plain,
% 21.98/3.71      ((( (c0_1 @ a749) | ~ (c2_1 @ a749)))
% 21.98/3.71         <= (~ ( (c1_1 @ a749)) & 
% 21.98/3.71             (![X0 : $i]: (~ (c2_1 @ X0) |  (c1_1 @ X0) |  (c0_1 @ X0))))),
% 21.98/3.71      inference('s_sup-', [status(thm)], [zip_derived_cl440, zip_derived_cl380])).
% 21.98/3.71  thf('134', plain,
% 21.98/3.71      (~ (![X0 : $i]: (~ (c2_1 @ X0) |  (c1_1 @ X0) |  (c0_1 @ X0))) | 
% 21.98/3.71       ~ ( (c2_1 @ a749)) | ( (c1_1 @ a749)) | ( (c0_1 @ a749))),
% 21.98/3.71      inference('split', [status(esa)], [zip_derived_cl1297])).
% 21.98/3.71  thf(clause128, conjecture,
% 21.98/3.71    (~( ( hskp2 ) | ( hskp1 ) | ( c1_1 @ U ) | ( c0_1 @ U ) | 
% 21.98/3.71        ( ~( ndr1_0 ) ) | ( ~( c2_1 @ U ) ) ))).
% 21.98/3.71  thf(zf_stmt_96, negated_conjecture,
% 21.98/3.71    (( hskp2 ) | ( hskp1 ) | ( c1_1 @ U ) | ( c0_1 @ U ) | ( ~( ndr1_0 ) ) | 
% 21.98/3.71     ( ~( c2_1 @ U ) )),
% 21.98/3.71    inference('cnf.neg', [status(esa)], [clause128])).
% 21.98/3.71  thf(zip_derived_cl127, plain,
% 21.98/3.71      (![X0 : $i]:
% 21.98/3.71         ( (hskp2)
% 21.98/3.71          |  (hskp1)
% 21.98/3.71          |  (c1_1 @ X0)
% 21.98/3.71          |  (c0_1 @ X0)
% 21.98/3.71          | ~ (ndr1_0)
% 21.98/3.71          | ~ (c2_1 @ X0))),
% 21.98/3.71      inference('cnf', [status(esa)], [zf_stmt_96])).
% 21.98/3.71  thf('135', plain,
% 21.98/3.71      (( (hskp2)) | 
% 21.98/3.71       (![X0 : $i]: (~ (c2_1 @ X0) |  (c1_1 @ X0) |  (c0_1 @ X0))) | 
% 21.98/3.71       ~ ( (ndr1_0)) | ( (hskp1))),
% 21.98/3.71      inference('split', [status(esa)], [zip_derived_cl127])).
% 21.98/3.71  thf(zip_derived_cl432, plain,
% 21.98/3.71      ((![X0 : $i]: ( (c2_1 @ X0) |  (c0_1 @ X0) |  (c3_1 @ X0)))
% 21.98/3.71         <= ((![X0 : $i]: ( (c2_1 @ X0) |  (c0_1 @ X0) |  (c3_1 @ X0))))),
% 21.98/3.71      inference('split', [status(esa)], [zip_derived_cl124])).
% 21.98/3.71  thf(clause92, conjecture, (~( ( ~( hskp18 ) ) | ( ~( c3_1 @ a775 ) ) ))).
% 21.98/3.71  thf(zf_stmt_97, negated_conjecture, (( ~( hskp18 ) ) | ( ~( c3_1 @ a775 ) )),
% 21.98/3.71    inference('cnf.neg', [status(esa)], [clause92])).
% 21.98/3.71  thf(zip_derived_cl91, plain, ((~ (hskp18) | ~ (c3_1 @ a775))),
% 21.98/3.71      inference('cnf', [status(esa)], [zf_stmt_97])).
% 21.98/3.71  thf(zip_derived_cl362, plain, ((~ (c3_1 @ a775)) <= (~ ( (c3_1 @ a775)))),
% 21.98/3.71      inference('split', [status(esa)], [zip_derived_cl91])).
% 21.98/3.71  thf(zip_derived_cl1175, plain,
% 21.98/3.71      ((( (c0_1 @ a775) |  (c2_1 @ a775)))
% 21.98/3.71         <= (~ ( (c3_1 @ a775)) & 
% 21.98/3.71             (![X0 : $i]: ( (c2_1 @ X0) |  (c0_1 @ X0) |  (c3_1 @ X0))))),
% 21.98/3.71      inference('s_sup-', [status(thm)], [zip_derived_cl432, zip_derived_cl362])).
% 21.98/3.71  thf('136', plain,
% 21.98/3.71      (( (c0_1 @ a775)) | 
% 21.98/3.71       ~ (![X0 : $i]: ( (c2_1 @ X0) |  (c0_1 @ X0) |  (c3_1 @ X0))) | 
% 21.98/3.71       ( (c2_1 @ a775)) | ( (c3_1 @ a775))),
% 21.98/3.71      inference('split', [status(esa)], [zip_derived_cl1175])).
% 21.98/3.71  thf(clause91, conjecture, (~( ( ~( hskp18 ) ) | ( ~( c2_1 @ a775 ) ) ))).
% 21.98/3.71  thf(zf_stmt_98, negated_conjecture, (( ~( hskp18 ) ) | ( ~( c2_1 @ a775 ) )),
% 21.98/3.71    inference('cnf.neg', [status(esa)], [clause91])).
% 21.98/3.71  thf(zip_derived_cl90, plain, ((~ (hskp18) | ~ (c2_1 @ a775))),
% 21.98/3.71      inference('cnf', [status(esa)], [zf_stmt_98])).
% 21.98/3.71  thf('137', plain, (~ ( (c2_1 @ a775)) | ~ ( (hskp18))),
% 21.98/3.71      inference('split', [status(esa)], [zip_derived_cl90])).
% 21.98/3.71  thf('138', plain, (~ ( (c3_1 @ a775)) | ~ ( (hskp18))),
% 21.98/3.71      inference('split', [status(esa)], [zip_derived_cl91])).
% 21.98/3.71  thf('139', plain,
% 21.98/3.71      (( (hskp18)) | ( (hskp11)) | 
% 21.98/3.71       (![X0 : $i]: (~ (c1_1 @ X0) | ~ (c0_1 @ X0) |  (c3_1 @ X0))) | 
% 21.98/3.71       ~ ( (ndr1_0))),
% 21.98/3.71      inference('split', [status(esa)], [zip_derived_cl140])).
% 21.98/3.71  thf(zip_derived_cl576, plain,
% 21.98/3.71      ((![X0 : $i]: (~ (c2_1 @ X0) |  (c1_1 @ X0) |  (c3_1 @ X0)))
% 21.98/3.71         <= ((![X0 : $i]: (~ (c2_1 @ X0) |  (c1_1 @ X0) |  (c3_1 @ X0))))),
% 21.98/3.71      inference('split', [status(esa)], [zip_derived_cl160])).
% 21.98/3.71  thf(zip_derived_cl380, plain, ((~ (c1_1 @ a749)) <= (~ ( (c1_1 @ a749)))),
% 21.98/3.71      inference('split', [status(esa)], [zip_derived_cl100])).
% 21.98/3.71  thf(zip_derived_cl1985, plain,
% 21.98/3.71      ((( (c3_1 @ a749) | ~ (c2_1 @ a749)))
% 21.98/3.71         <= (~ ( (c1_1 @ a749)) & 
% 21.98/3.71             (![X0 : $i]: (~ (c2_1 @ X0) |  (c1_1 @ X0) |  (c3_1 @ X0))))),
% 21.98/3.71      inference('s_sup-', [status(thm)], [zip_derived_cl576, zip_derived_cl380])).
% 21.98/3.71  thf('140', plain,
% 21.98/3.71      (~ ( (c2_1 @ a749)) | ( (c1_1 @ a749)) | 
% 21.98/3.71       ~ (![X0 : $i]: (~ (c2_1 @ X0) |  (c1_1 @ X0) |  (c3_1 @ X0))) | 
% 21.98/3.71       ( (c3_1 @ a749))),
% 21.98/3.71      inference('split', [status(esa)], [zip_derived_cl1985])).
% 21.98/3.71  thf(clause100, conjecture, (~( ( ~( hskp11 ) ) | ( ~( c0_1 @ a749 ) ) ))).
% 21.98/3.71  thf(zf_stmt_99, negated_conjecture, (( ~( hskp11 ) ) | ( ~( c0_1 @ a749 ) )),
% 21.98/3.71    inference('cnf.neg', [status(esa)], [clause100])).
% 21.98/3.71  thf(zip_derived_cl99, plain, ((~ (hskp11) | ~ (c0_1 @ a749))),
% 21.98/3.71      inference('cnf', [status(esa)], [zf_stmt_99])).
% 21.98/3.71  thf('141', plain, (~ ( (c0_1 @ a749)) | ~ ( (hskp11))),
% 21.98/3.71      inference('split', [status(esa)], [zip_derived_cl99])).
% 21.98/3.71  thf('142', plain, (~ ( (c1_1 @ a749)) | ~ ( (hskp11))),
% 21.98/3.71      inference('split', [status(esa)], [zip_derived_cl100])).
% 21.98/3.71  thf('143', plain, (~ ( (c3_1 @ a749)) | ~ ( (hskp11))),
% 21.98/3.71      inference('split', [status(esa)], [zip_derived_cl101])).
% 21.98/3.71  thf(zip_derived_cl424, plain,
% 21.98/3.71      ((![X0 : $i]: ( (c2_1 @ X0) |  (c1_1 @ X0) |  (c0_1 @ X0)))
% 21.98/3.71         <= ((![X0 : $i]: ( (c2_1 @ X0) |  (c1_1 @ X0) |  (c0_1 @ X0))))),
% 21.98/3.71      inference('split', [status(esa)], [zip_derived_cl122])).
% 21.98/3.71  thf(zip_derived_cl380, plain, ((~ (c1_1 @ a749)) <= (~ ( (c1_1 @ a749)))),
% 21.98/3.71      inference('split', [status(esa)], [zip_derived_cl100])).
% 21.98/3.71  thf(zip_derived_cl989, plain,
% 21.98/3.71      ((( (c0_1 @ a749) |  (c2_1 @ a749)))
% 21.98/3.71         <= (~ ( (c1_1 @ a749)) & 
% 21.98/3.71             (![X0 : $i]: ( (c2_1 @ X0) |  (c1_1 @ X0) |  (c0_1 @ X0))))),
% 21.98/3.71      inference('s_sup-', [status(thm)], [zip_derived_cl424, zip_derived_cl380])).
% 21.98/3.71  thf('144', plain,
% 21.98/3.71      (( (c2_1 @ a749)) | ( (c1_1 @ a749)) | 
% 21.98/3.71       ~ (![X0 : $i]: ( (c2_1 @ X0) |  (c1_1 @ X0) |  (c0_1 @ X0))) | 
% 21.98/3.71       ( (c0_1 @ a749))),
% 21.98/3.71      inference('split', [status(esa)], [zip_derived_cl989])).
% 21.98/3.71  thf('145', plain,
% 21.98/3.71      ((![X0 : $i]: (~ (c2_1 @ X0) |  (c1_1 @ X0) |  (c3_1 @ X0))) | 
% 21.98/3.71       (![X0 : $i]: ( (c1_1 @ X0) | ~ (c0_1 @ X0) | ~ (c3_1 @ X0))) | 
% 21.98/3.71       ~ ( (ndr1_0)) | ( (hskp5))),
% 21.98/3.71      inference('split', [status(esa)], [zip_derived_cl160])).
% 21.98/3.71  thf(clause149, conjecture,
% 21.98/3.71    (~( ( hskp25 ) | ( c2_1 @ V ) | ( c1_1 @ V ) | ( c0_1 @ V ) | 
% 21.98/3.71        ( c1_1 @ U ) | ( ~( ndr1_0 ) ) | ( ~( c3_1 @ U ) ) | ( ~( c0_1 @ U ) ) ))).
% 21.98/3.71  thf(zf_stmt_100, negated_conjecture,
% 21.98/3.71    (( hskp25 ) | ( c2_1 @ V ) | ( c1_1 @ V ) | ( c0_1 @ V ) | ( c1_1 @ U ) | 
% 21.98/3.71     ( ~( ndr1_0 ) ) | ( ~( c3_1 @ U ) ) | ( ~( c0_1 @ U ) )),
% 21.98/3.71    inference('cnf.neg', [status(esa)], [clause149])).
% 21.98/3.71  thf(zip_derived_cl148, plain,
% 21.98/3.71      (![X0 : $i, X1 : $i]:
% 21.98/3.71         ( (hskp25)
% 21.98/3.71          |  (c2_1 @ X0)
% 21.98/3.71          |  (c1_1 @ X0)
% 21.98/3.71          |  (c0_1 @ X0)
% 21.98/3.71          |  (c1_1 @ X1)
% 21.98/3.71          | ~ (ndr1_0)
% 21.98/3.71          | ~ (c3_1 @ X1)
% 21.98/3.71          | ~ (c0_1 @ X1))),
% 21.98/3.71      inference('cnf', [status(esa)], [zf_stmt_100])).
% 21.98/3.71  thf('146', plain,
% 21.98/3.71      ((![X0 : $i]: ( (c2_1 @ X0) |  (c1_1 @ X0) |  (c0_1 @ X0))) | 
% 21.98/3.71       ( (hskp25)) | ~ ( (ndr1_0)) | 
% 21.98/3.71       (![X0 : $i]: ( (c1_1 @ X0) | ~ (c0_1 @ X0) | ~ (c3_1 @ X0)))),
% 21.98/3.71      inference('split', [status(esa)], [zip_derived_cl148])).
% 21.98/3.71  thf(clause167, conjecture,
% 21.98/3.71    (~( ( hskp1 ) | ( c3_1 @ V ) | ( ~( c1_1 @ V ) ) | ( ~( c0_1 @ V ) ) | 
% 21.98/3.71        ( ~( ndr1_0 ) ) | ( ~( c3_1 @ U ) ) | ( ~( c2_1 @ U ) ) | 
% 21.98/3.71        ( ~( c0_1 @ U ) ) ))).
% 21.98/3.71  thf(zf_stmt_101, negated_conjecture,
% 21.98/3.71    (( hskp1 ) | ( c3_1 @ V ) | ( ~( c1_1 @ V ) ) | ( ~( c0_1 @ V ) ) | 
% 21.98/3.71     ( ~( ndr1_0 ) ) | ( ~( c3_1 @ U ) ) | ( ~( c2_1 @ U ) ) | 
% 21.98/3.71     ( ~( c0_1 @ U ) )),
% 21.98/3.71    inference('cnf.neg', [status(esa)], [clause167])).
% 21.98/3.71  thf(zip_derived_cl166, plain,
% 21.98/3.71      (![X0 : $i, X1 : $i]:
% 21.98/3.71         ( (hskp1)
% 21.98/3.71          |  (c3_1 @ X0)
% 21.98/3.71          | ~ (c1_1 @ X0)
% 21.98/3.71          | ~ (c0_1 @ X0)
% 21.98/3.71          | ~ (ndr1_0)
% 21.98/3.71          | ~ (c3_1 @ X1)
% 21.98/3.71          | ~ (c2_1 @ X1)
% 21.98/3.71          | ~ (c0_1 @ X1))),
% 21.98/3.71      inference('cnf', [status(esa)], [zf_stmt_101])).
% 21.98/3.71  thf('147', plain,
% 21.98/3.71      (( (hskp1)) | 
% 21.98/3.71       (![X0 : $i]: (~ (c2_1 @ X0) | ~ (c0_1 @ X0) | ~ (c3_1 @ X0))) | 
% 21.98/3.71       (![X0 : $i]: (~ (c1_1 @ X0) | ~ (c0_1 @ X0) |  (c3_1 @ X0))) | 
% 21.98/3.71       ~ ( (ndr1_0))),
% 21.98/3.71      inference('split', [status(esa)], [zip_derived_cl166])).
% 21.98/3.71  thf(clause118, conjecture, (~( ( ~( hskp2 ) ) | ( ~( c0_1 @ a732 ) ) ))).
% 21.98/3.71  thf(zf_stmt_102, negated_conjecture, (( ~( hskp2 ) ) | ( ~( c0_1 @ a732 ) )),
% 21.98/3.71    inference('cnf.neg', [status(esa)], [clause118])).
% 21.98/3.71  thf(zip_derived_cl117, plain, ((~ (hskp2) | ~ (c0_1 @ a732))),
% 21.98/3.71      inference('cnf', [status(esa)], [zf_stmt_102])).
% 21.98/3.71  thf('148', plain, (~ ( (c0_1 @ a732)) | ~ ( (hskp2))),
% 21.98/3.71      inference('split', [status(esa)], [zip_derived_cl117])).
% 21.98/3.71  thf(clause119, conjecture, (~( ( ~( hskp2 ) ) | ( ~( c2_1 @ a732 ) ) ))).
% 21.98/3.71  thf(zf_stmt_103, negated_conjecture, (( ~( hskp2 ) ) | ( ~( c2_1 @ a732 ) )),
% 21.98/3.71    inference('cnf.neg', [status(esa)], [clause119])).
% 21.98/3.71  thf(zip_derived_cl118, plain, ((~ (hskp2) | ~ (c2_1 @ a732))),
% 21.98/3.71      inference('cnf', [status(esa)], [zf_stmt_103])).
% 21.98/3.71  thf('149', plain, (~ ( (c2_1 @ a732)) | ~ ( (hskp2))),
% 21.98/3.71      inference('split', [status(esa)], [zip_derived_cl118])).
% 21.98/3.71  thf('150', plain, (~ ( (c3_1 @ a732)) | ~ ( (hskp2))),
% 21.98/3.71      inference('split', [status(esa)], [zip_derived_cl119])).
% 21.98/3.71  thf('151', plain,
% 21.98/3.71      (( (hskp2)) | 
% 21.98/3.71       (![X0 : $i]: (~ (c1_1 @ X0) |  (c0_1 @ X0) | ~ (c3_1 @ X0))) | 
% 21.98/3.71       ~ ( (ndr1_0)) | 
% 21.98/3.71       (![X1 : $i]: ( (c2_1 @ X1) | ~ (c0_1 @ X1) |  (c1_1 @ X1)))),
% 21.98/3.71      inference('split', [status(esa)], [zip_derived_cl158])).
% 21.98/3.71  thf(zip_derived_cl568, plain,
% 21.98/3.71      ((![X0 : $i]: (~ (c1_1 @ X0) |  (c0_1 @ X0) | ~ (c3_1 @ X0)))
% 21.98/3.71         <= ((![X0 : $i]: (~ (c1_1 @ X0) |  (c0_1 @ X0) | ~ (c3_1 @ X0))))),
% 21.98/3.71      inference('split', [status(esa)], [zip_derived_cl158])).
% 21.98/3.71  thf(zip_derived_cl262, plain, (( (c1_1 @ a737)) <= (( (c1_1 @ a737)))),
% 21.98/3.71      inference('split', [status(esa)], [zip_derived_cl41])).
% 21.98/3.71  thf(zip_derived_cl1126, plain,
% 21.98/3.71      (((~ (c3_1 @ a737) |  (c0_1 @ a737)))
% 21.98/3.71         <= (( (c1_1 @ a737)) & 
% 21.98/3.71             (![X0 : $i]: (~ (c1_1 @ X0) |  (c0_1 @ X0) | ~ (c3_1 @ X0))))),
% 21.98/3.71      inference('s_sup+', [status(thm)], [zip_derived_cl568, zip_derived_cl262])).
% 21.98/3.71  thf('152', plain,
% 21.98/3.71      (( (c0_1 @ a737)) | 
% 21.98/3.71       ~ (![X0 : $i]: (~ (c1_1 @ X0) |  (c0_1 @ X0) | ~ (c3_1 @ X0))) | 
% 21.98/3.71       ~ ( (c3_1 @ a737)) | ~ ( (c1_1 @ a737))),
% 21.98/3.71      inference('split', [status(esa)], [zip_derived_cl1126])).
% 21.98/3.71  thf('153', plain,
% 21.98/3.71      ((![X0 : $i]: ( (c2_1 @ X0) |  (c0_1 @ X0) |  (c3_1 @ X0))) | 
% 21.98/3.71       (![X1 : $i]: (~ (c2_1 @ X1) |  (c0_1 @ X1) |  (c3_1 @ X1))) | 
% 21.98/3.71       ~ ( (ndr1_0)) | ( (hskp8))),
% 21.98/3.71      inference('split', [status(esa)], [zip_derived_cl147])).
% 21.98/3.71  thf('154', plain, (~ ( (c1_1 @ a733)) | ~ ( (hskp3))),
% 21.98/3.71      inference('split', [status(esa)], [zip_derived_cl116])).
% 21.98/3.71  thf(zip_derived_cl492, plain,
% 21.98/3.71      ((![X0 : $i]: (~ (c2_1 @ X0) |  (c1_1 @ X0) | ~ (c3_1 @ X0)))
% 21.98/3.71         <= ((![X0 : $i]: (~ (c2_1 @ X0) |  (c1_1 @ X0) | ~ (c3_1 @ X0))))),
% 21.98/3.71      inference('split', [status(esa)], [zip_derived_cl139])).
% 21.98/3.71  thf(zip_derived_cl412, plain, ((~ (c1_1 @ a733)) <= (~ ( (c1_1 @ a733)))),
% 21.98/3.71      inference('split', [status(esa)], [zip_derived_cl116])).
% 21.98/3.71  thf(zip_derived_cl1376, plain,
% 21.98/3.71      (((~ (c3_1 @ a733) | ~ (c2_1 @ a733)))
% 21.98/3.71         <= (~ ( (c1_1 @ a733)) & 
% 21.98/3.71             (![X0 : $i]: (~ (c2_1 @ X0) |  (c1_1 @ X0) | ~ (c3_1 @ X0))))),
% 21.98/3.71      inference('s_sup-', [status(thm)], [zip_derived_cl492, zip_derived_cl412])).
% 21.98/3.71  thf('155', plain,
% 21.98/3.71      (~ ( (c3_1 @ a733)) | ( (c1_1 @ a733)) | 
% 21.98/3.71       ~ (![X0 : $i]: (~ (c2_1 @ X0) |  (c1_1 @ X0) | ~ (c3_1 @ X0))) | 
% 21.98/3.71       ~ ( (c2_1 @ a733))),
% 21.98/3.71      inference('split', [status(esa)], [zip_derived_cl1376])).
% 21.98/3.71  thf(clause76, conjecture, (~( ( c2_1 @ a733 ) | ( ~( hskp3 ) ) ))).
% 21.98/3.71  thf(zf_stmt_104, negated_conjecture, (( c2_1 @ a733 ) | ( ~( hskp3 ) )),
% 21.98/3.71    inference('cnf.neg', [status(esa)], [clause76])).
% 21.98/3.71  thf(zip_derived_cl75, plain, (( (c2_1 @ a733) | ~ (hskp3))),
% 21.98/3.71      inference('cnf', [status(esa)], [zf_stmt_104])).
% 21.98/3.71  thf('156', plain, (( (c2_1 @ a733)) | ~ ( (hskp3))),
% 21.98/3.71      inference('split', [status(esa)], [zip_derived_cl75])).
% 21.98/3.71  thf(clause116, conjecture, (~( ( ~( hskp3 ) ) | ( ~( c0_1 @ a733 ) ) ))).
% 21.98/3.71  thf(zf_stmt_105, negated_conjecture, (( ~( hskp3 ) ) | ( ~( c0_1 @ a733 ) )),
% 21.98/3.71    inference('cnf.neg', [status(esa)], [clause116])).
% 21.98/3.71  thf(zip_derived_cl115, plain, ((~ (hskp3) | ~ (c0_1 @ a733))),
% 21.98/3.71      inference('cnf', [status(esa)], [zf_stmt_105])).
% 21.98/3.71  thf('157', plain, (~ ( (c0_1 @ a733)) | ~ ( (hskp3))),
% 21.98/3.71      inference('split', [status(esa)], [zip_derived_cl115])).
% 21.98/3.71  thf(zip_derived_cl428, plain,
% 21.98/3.71      ((![X0 : $i]: ( (c1_1 @ X0) |  (c0_1 @ X0) |  (c3_1 @ X0)))
% 21.98/3.71         <= ((![X0 : $i]: ( (c1_1 @ X0) |  (c0_1 @ X0) |  (c3_1 @ X0))))),
% 21.98/3.71      inference('split', [status(esa)], [zip_derived_cl123])).
% 21.98/3.71  thf(zip_derived_cl386, plain, ((~ (c1_1 @ a748)) <= (~ ( (c1_1 @ a748)))),
% 21.98/3.71      inference('split', [status(esa)], [zip_derived_cl103])).
% 21.98/3.71  thf(zip_derived_cl1105, plain,
% 21.98/3.71      ((( (c3_1 @ a748) |  (c0_1 @ a748)))
% 21.98/3.71         <= (~ ( (c1_1 @ a748)) & 
% 21.98/3.71             (![X0 : $i]: ( (c1_1 @ X0) |  (c0_1 @ X0) |  (c3_1 @ X0))))),
% 21.98/3.71      inference('s_sup-', [status(thm)], [zip_derived_cl428, zip_derived_cl386])).
% 21.98/3.71  thf('158', plain,
% 21.98/3.71      (( (c1_1 @ a748)) | ( (c3_1 @ a748)) | 
% 21.98/3.71       ~ (![X0 : $i]: ( (c1_1 @ X0) |  (c0_1 @ X0) |  (c3_1 @ X0))) | 
% 21.98/3.71       ( (c0_1 @ a748))),
% 21.98/3.71      inference('split', [status(esa)], [zip_derived_cl1105])).
% 21.98/3.71  thf(clause103, conjecture, (~( ( ~( hskp10 ) ) | ( ~( c0_1 @ a748 ) ) ))).
% 21.98/3.71  thf(zf_stmt_106, negated_conjecture,
% 21.98/3.71    (( ~( hskp10 ) ) | ( ~( c0_1 @ a748 ) )),
% 21.98/3.71    inference('cnf.neg', [status(esa)], [clause103])).
% 21.98/3.71  thf(zip_derived_cl102, plain, ((~ (hskp10) | ~ (c0_1 @ a748))),
% 21.98/3.71      inference('cnf', [status(esa)], [zf_stmt_106])).
% 21.98/3.71  thf('159', plain, (~ ( (hskp10)) | ~ ( (c0_1 @ a748))),
% 21.98/3.71      inference('split', [status(esa)], [zip_derived_cl102])).
% 21.98/3.71  thf('160', plain, (~ ( (hskp10)) | ~ ( (c1_1 @ a748))),
% 21.98/3.71      inference('split', [status(esa)], [zip_derived_cl103])).
% 21.98/3.71  thf(clause105, conjecture, (~( ( ~( hskp10 ) ) | ( ~( c2_1 @ a748 ) ) ))).
% 21.98/3.71  thf(zf_stmt_107, negated_conjecture,
% 21.98/3.71    (( ~( hskp10 ) ) | ( ~( c2_1 @ a748 ) )),
% 21.98/3.71    inference('cnf.neg', [status(esa)], [clause105])).
% 21.98/3.71  thf(zip_derived_cl104, plain, ((~ (hskp10) | ~ (c2_1 @ a748))),
% 21.98/3.71      inference('cnf', [status(esa)], [zf_stmt_107])).
% 21.98/3.71  thf('161', plain, (~ ( (hskp10)) | ~ ( (c2_1 @ a748))),
% 21.98/3.71      inference('split', [status(esa)], [zip_derived_cl104])).
% 21.98/3.71  thf('162', plain,
% 21.98/3.71      ((![X1 : $i]: ( (c2_1 @ X1) |  (c0_1 @ X1) | ~ (c1_1 @ X1))) | 
% 21.98/3.71       (![X1 : $i]: (~ (c2_1 @ X1) |  (c0_1 @ X1) | ~ (c3_1 @ X1))) | 
% 21.98/3.71       ~ ( (ndr1_0)) | ( (hskp10))),
% 21.98/3.71      inference('split', [status(esa)], [zip_derived_cl155])).
% 21.98/3.71  thf(clause147, conjecture,
% 21.98/3.71    (~( ( hskp3 ) | ( c3_1 @ V ) | ( c1_1 @ V ) | ( c0_1 @ V ) | 
% 21.98/3.71        ( c3_1 @ U ) | ( c2_1 @ U ) | ( ~( ndr1_0 ) ) | ( ~( c1_1 @ U ) ) ))).
% 21.98/3.71  thf(zf_stmt_108, negated_conjecture,
% 21.98/3.71    (( hskp3 ) | ( c3_1 @ V ) | ( c1_1 @ V ) | ( c0_1 @ V ) | ( c3_1 @ U ) | 
% 21.98/3.71     ( c2_1 @ U ) | ( ~( ndr1_0 ) ) | ( ~( c1_1 @ U ) )),
% 21.98/3.71    inference('cnf.neg', [status(esa)], [clause147])).
% 21.98/3.71  thf(zip_derived_cl146, plain,
% 21.98/3.71      (![X0 : $i, X1 : $i]:
% 21.98/3.71         ( (hskp3)
% 21.98/3.71          |  (c3_1 @ X0)
% 21.98/3.71          |  (c1_1 @ X0)
% 21.98/3.71          |  (c0_1 @ X0)
% 21.98/3.71          |  (c3_1 @ X1)
% 21.98/3.71          |  (c2_1 @ X1)
% 21.98/3.71          | ~ (ndr1_0)
% 21.98/3.71          | ~ (c1_1 @ X1))),
% 21.98/3.71      inference('cnf', [status(esa)], [zf_stmt_108])).
% 21.98/3.71  thf('163', plain,
% 21.98/3.71      ((![X0 : $i]: ( (c1_1 @ X0) |  (c0_1 @ X0) |  (c3_1 @ X0))) | 
% 21.98/3.71       (![X0 : $i]: ( (c2_1 @ X0) | ~ (c1_1 @ X0) |  (c3_1 @ X0))) | 
% 21.98/3.71       ~ ( (ndr1_0)) | ( (hskp3))),
% 21.98/3.71      inference('split', [status(esa)], [zip_derived_cl146])).
% 21.98/3.71  thf(zip_derived_cl531, plain,
% 21.98/3.71      ((![X1 : $i]: ( (c2_1 @ X1) |  (c0_1 @ X1) | ~ (c1_1 @ X1)))
% 21.98/3.71         <= ((![X1 : $i]: ( (c2_1 @ X1) |  (c0_1 @ X1) | ~ (c1_1 @ X1))))),
% 21.98/3.71      inference('split', [status(esa)], [zip_derived_cl149])).
% 21.98/3.71  thf(zip_derived_cl328, plain, (( (c1_1 @ a734)) <= (( (c1_1 @ a734)))),
% 21.98/3.71      inference('split', [status(esa)], [zip_derived_cl74])).
% 21.98/3.71  thf(zip_derived_cl1646, plain,
% 21.98/3.71      ((( (c0_1 @ a734) |  (c2_1 @ a734)))
% 21.98/3.71         <= (( (c1_1 @ a734)) & 
% 21.98/3.71             (![X1 : $i]: ( (c2_1 @ X1) |  (c0_1 @ X1) | ~ (c1_1 @ X1))))),
% 21.98/3.71      inference('s_sup+', [status(thm)], [zip_derived_cl531, zip_derived_cl328])).
% 21.98/3.71  thf('164', plain,
% 21.98/3.71      (( (c2_1 @ a734)) | ~ ( (c1_1 @ a734)) | 
% 21.98/3.71       ~ (![X1 : $i]: ( (c2_1 @ X1) |  (c0_1 @ X1) | ~ (c1_1 @ X1))) | 
% 21.98/3.71       ( (c0_1 @ a734))),
% 21.98/3.71      inference('split', [status(esa)], [zip_derived_cl1646])).
% 21.98/3.71  thf(zip_derived_cl480, plain,
% 21.98/3.71      ((![X0 : $i]: ( (c2_1 @ X0) | ~ (c1_1 @ X0) |  (c3_1 @ X0)))
% 21.98/3.71         <= ((![X0 : $i]: ( (c2_1 @ X0) | ~ (c1_1 @ X0) |  (c3_1 @ X0))))),
% 21.98/3.71      inference('split', [status(esa)], [zip_derived_cl136])).
% 21.98/3.71  thf(zip_derived_cl328, plain, (( (c1_1 @ a734)) <= (( (c1_1 @ a734)))),
% 21.98/3.71      inference('split', [status(esa)], [zip_derived_cl74])).
% 21.98/3.71  thf(zip_derived_cl1547, plain,
% 21.98/3.71      ((( (c3_1 @ a734) |  (c2_1 @ a734)))
% 21.98/3.71         <= (( (c1_1 @ a734)) & 
% 21.98/3.71             (![X0 : $i]: ( (c2_1 @ X0) | ~ (c1_1 @ X0) |  (c3_1 @ X0))))),
% 21.98/3.71      inference('s_sup+', [status(thm)], [zip_derived_cl480, zip_derived_cl328])).
% 21.98/3.71  thf('165', plain,
% 21.98/3.71      (( (c2_1 @ a734)) | ( (c3_1 @ a734)) | 
% 21.98/3.71       ~ (![X0 : $i]: ( (c2_1 @ X0) | ~ (c1_1 @ X0) |  (c3_1 @ X0))) | 
% 21.98/3.71       ~ ( (c1_1 @ a734))),
% 21.98/3.71      inference('split', [status(esa)], [zip_derived_cl1547])).
% 21.98/3.71  thf(clause134, conjecture,
% 21.98/3.71    (~( ( hskp5 ) | ( hskp27 ) | ( c3_1 @ U ) | ( c1_1 @ U ) | 
% 21.98/3.71        ( ~( ndr1_0 ) ) | ( ~( c0_1 @ U ) ) ))).
% 21.98/3.71  thf(zf_stmt_109, negated_conjecture,
% 21.98/3.71    (( hskp5 ) | ( hskp27 ) | ( c3_1 @ U ) | ( c1_1 @ U ) | ( ~( ndr1_0 ) ) | 
% 21.98/3.71     ( ~( c0_1 @ U ) )),
% 21.98/3.71    inference('cnf.neg', [status(esa)], [clause134])).
% 21.98/3.71  thf(zip_derived_cl133, plain,
% 21.98/3.71      (![X0 : $i]:
% 21.98/3.71         ( (hskp5)
% 21.98/3.71          |  (hskp27)
% 21.98/3.71          |  (c3_1 @ X0)
% 21.98/3.71          |  (c1_1 @ X0)
% 21.98/3.71          | ~ (ndr1_0)
% 21.98/3.71          | ~ (c0_1 @ X0))),
% 21.98/3.71      inference('cnf', [status(esa)], [zf_stmt_109])).
% 21.98/3.71  thf(zip_derived_cl468, plain,
% 21.98/3.71      ((![X0 : $i]: ( (c1_1 @ X0) | ~ (c0_1 @ X0) |  (c3_1 @ X0)))
% 21.98/3.71         <= ((![X0 : $i]: ( (c1_1 @ X0) | ~ (c0_1 @ X0) |  (c3_1 @ X0))))),
% 21.98/3.71      inference('split', [status(esa)], [zip_derived_cl133])).
% 21.98/3.71  thf(zip_derived_cl386, plain, ((~ (c1_1 @ a748)) <= (~ ( (c1_1 @ a748)))),
% 21.98/3.71      inference('split', [status(esa)], [zip_derived_cl103])).
% 21.98/3.71  thf(zip_derived_cl1605, plain,
% 21.98/3.71      ((( (c3_1 @ a748) | ~ (c0_1 @ a748)))
% 21.98/3.71         <= (~ ( (c1_1 @ a748)) & 
% 21.98/3.71             (![X0 : $i]: ( (c1_1 @ X0) | ~ (c0_1 @ X0) |  (c3_1 @ X0))))),
% 21.98/3.71      inference('s_sup-', [status(thm)], [zip_derived_cl468, zip_derived_cl386])).
% 21.98/3.71  thf(zip_derived_cl4535, plain, (( (c3_1 @ a748)) <= (( (c3_1 @ a748)))),
% 21.98/3.71      inference('split', [status(esa)], [zip_derived_cl1605])).
% 21.98/3.71  thf(zip_derived_cl448, plain,
% 21.98/3.71      ((![X0 : $i]: ( (c2_1 @ X0) |  (c0_1 @ X0) | ~ (c3_1 @ X0)))
% 21.98/3.71         <= ((![X0 : $i]: ( (c2_1 @ X0) |  (c0_1 @ X0) | ~ (c3_1 @ X0))))),
% 21.98/3.71      inference('split', [status(esa)], [zip_derived_cl128])).
% 21.98/3.71  thf(zip_derived_cl4537, plain,
% 21.98/3.71      ((( (c2_1 @ a748) |  (c0_1 @ a748)))
% 21.98/3.71         <= ((![X0 : $i]: ( (c2_1 @ X0) |  (c0_1 @ X0) | ~ (c3_1 @ X0))) & 
% 21.98/3.71             ( (c3_1 @ a748)))),
% 21.98/3.71      inference('s_sup-', [status(thm)],
% 21.98/3.71                [zip_derived_cl4535, zip_derived_cl448])).
% 21.98/3.71  thf('166', plain,
% 21.98/3.71      (~ ( (c3_1 @ a748)) | ( (c0_1 @ a748)) | 
% 21.98/3.71       ~ (![X0 : $i]: ( (c2_1 @ X0) |  (c0_1 @ X0) | ~ (c3_1 @ X0))) | 
% 21.98/3.71       ( (c2_1 @ a748))),
% 21.98/3.71      inference('split', [status(esa)], [zip_derived_cl4537])).
% 21.98/3.71  thf(zip_derived_cl523, plain,
% 21.98/3.71      ((![X1 : $i]: (~ (c2_1 @ X1) |  (c0_1 @ X1) |  (c3_1 @ X1)))
% 21.98/3.71         <= ((![X1 : $i]: (~ (c2_1 @ X1) |  (c0_1 @ X1) |  (c3_1 @ X1))))),
% 21.98/3.71      inference('split', [status(esa)], [zip_derived_cl147])).
% 21.98/3.71  thf(zip_derived_cl488, plain,
% 21.98/3.71      ((![X0 : $i]: ( (c1_1 @ X0) | ~ (c0_1 @ X0) | ~ (c3_1 @ X0)))
% 21.98/3.71         <= ((![X0 : $i]: ( (c1_1 @ X0) | ~ (c0_1 @ X0) | ~ (c3_1 @ X0))))),
% 21.98/3.71      inference('split', [status(esa)], [zip_derived_cl138])).
% 21.98/3.71  thf(zip_derived_cl412, plain, ((~ (c1_1 @ a733)) <= (~ ( (c1_1 @ a733)))),
% 21.98/3.71      inference('split', [status(esa)], [zip_derived_cl116])).
% 21.98/3.71  thf(zip_derived_cl1336, plain,
% 21.98/3.71      (((~ (c3_1 @ a733) | ~ (c0_1 @ a733)))
% 21.98/3.71         <= (~ ( (c1_1 @ a733)) & 
% 21.98/3.71             (![X0 : $i]: ( (c1_1 @ X0) | ~ (c0_1 @ X0) | ~ (c3_1 @ X0))))),
% 21.98/3.71      inference('s_sup-', [status(thm)], [zip_derived_cl488, zip_derived_cl412])).
% 21.98/3.71  thf(zip_derived_cl1752, plain, ((~ (c3_1 @ a733)) <= (~ ( (c3_1 @ a733)))),
% 21.98/3.71      inference('split', [status(esa)], [zip_derived_cl1336])).
% 21.98/3.71  thf(zip_derived_cl1812, plain,
% 21.98/3.71      ((( (c0_1 @ a733) | ~ (c2_1 @ a733)))
% 21.98/3.71         <= (~ ( (c3_1 @ a733)) & 
% 21.98/3.71             (![X1 : $i]: (~ (c2_1 @ X1) |  (c0_1 @ X1) |  (c3_1 @ X1))))),
% 21.98/3.71      inference('s_sup-', [status(thm)],
% 21.98/3.71                [zip_derived_cl523, zip_derived_cl1752])).
% 21.98/3.71  thf('167', plain,
% 21.98/3.71      (( (c3_1 @ a733)) | ( (c0_1 @ a733)) | 
% 21.98/3.71       ~ (![X1 : $i]: (~ (c2_1 @ X1) |  (c0_1 @ X1) |  (c3_1 @ X1))) | 
% 21.98/3.71       ~ ( (c2_1 @ a733))),
% 21.98/3.71      inference('split', [status(esa)], [zip_derived_cl1812])).
% 21.98/3.71  thf('168', plain,
% 21.98/3.71      (( (hskp15)) | 
% 21.98/3.71       (![X1 : $i]: (~ (c2_1 @ X1) |  (c0_1 @ X1) |  (c3_1 @ X1))) | 
% 21.98/3.71       (![X1 : $i]: (~ (c0_1 @ X1) | ~ (c3_1 @ X1) | ~ (c1_1 @ X1))) | 
% 21.98/3.71       ~ ( (ndr1_0))),
% 21.98/3.71      inference('split', [status(esa)], [zip_derived_cl163])).
% 21.98/3.71  thf(zip_derived_cl432, plain,
% 21.98/3.71      ((![X0 : $i]: ( (c2_1 @ X0) |  (c0_1 @ X0) |  (c3_1 @ X0)))
% 21.98/3.71         <= ((![X0 : $i]: ( (c2_1 @ X0) |  (c0_1 @ X0) |  (c3_1 @ X0))))),
% 21.98/3.71      inference('split', [status(esa)], [zip_derived_cl124])).
% 21.98/3.71  thf(clause115, conjecture, (~( ( ~( hskp4 ) ) | ( ~( c3_1 @ a734 ) ) ))).
% 21.98/3.71  thf(zf_stmt_110, negated_conjecture, (( ~( hskp4 ) ) | ( ~( c3_1 @ a734 ) )),
% 21.98/3.71    inference('cnf.neg', [status(esa)], [clause115])).
% 21.98/3.71  thf(zip_derived_cl114, plain, ((~ (hskp4) | ~ (c3_1 @ a734))),
% 21.98/3.71      inference('cnf', [status(esa)], [zf_stmt_110])).
% 21.98/3.71  thf(zip_derived_cl408, plain, ((~ (c3_1 @ a734)) <= (~ ( (c3_1 @ a734)))),
% 21.98/3.71      inference('split', [status(esa)], [zip_derived_cl114])).
% 21.98/3.71  thf(zip_derived_cl1181, plain,
% 21.98/3.71      ((( (c0_1 @ a734) |  (c2_1 @ a734)))
% 21.98/3.71         <= (~ ( (c3_1 @ a734)) & 
% 21.98/3.71             (![X0 : $i]: ( (c2_1 @ X0) |  (c0_1 @ X0) |  (c3_1 @ X0))))),
% 21.98/3.71      inference('s_sup-', [status(thm)], [zip_derived_cl432, zip_derived_cl408])).
% 21.98/3.71  thf('169', plain,
% 21.98/3.71      (( (c2_1 @ a734)) | ( (c3_1 @ a734)) | 
% 21.98/3.71       ~ (![X0 : $i]: ( (c2_1 @ X0) |  (c0_1 @ X0) |  (c3_1 @ X0))) | 
% 21.98/3.71       ( (c0_1 @ a734))),
% 21.98/3.71      inference('split', [status(esa)], [zip_derived_cl1181])).
% 21.98/3.71  thf(zip_derived_cl496, plain,
% 21.98/3.71      ((![X0 : $i]: (~ (c1_1 @ X0) | ~ (c0_1 @ X0) |  (c3_1 @ X0)))
% 21.98/3.71         <= ((![X0 : $i]: (~ (c1_1 @ X0) | ~ (c0_1 @ X0) |  (c3_1 @ X0))))),
% 21.98/3.71      inference('split', [status(esa)], [zip_derived_cl140])).
% 21.98/3.71  thf(zip_derived_cl262, plain, (( (c1_1 @ a737)) <= (( (c1_1 @ a737)))),
% 21.98/3.71      inference('split', [status(esa)], [zip_derived_cl41])).
% 21.98/3.71  thf(zip_derived_cl916, plain,
% 21.98/3.71      ((( (c3_1 @ a737) | ~ (c0_1 @ a737)))
% 21.98/3.71         <= (( (c1_1 @ a737)) & 
% 21.98/3.71             (![X0 : $i]: (~ (c1_1 @ X0) | ~ (c0_1 @ X0) |  (c3_1 @ X0))))),
% 21.98/3.71      inference('s_sup+', [status(thm)], [zip_derived_cl496, zip_derived_cl262])).
% 21.98/3.71  thf('170', plain,
% 21.98/3.71      (( (c3_1 @ a737)) | ~ ( (c1_1 @ a737)) | 
% 21.98/3.71       ~ (![X0 : $i]: (~ (c1_1 @ X0) | ~ (c0_1 @ X0) |  (c3_1 @ X0))) | 
% 21.98/3.71       ~ ( (c0_1 @ a737))),
% 21.98/3.71      inference('split', [status(esa)], [zip_derived_cl916])).
% 21.98/3.71  thf(zip_derived_cl587, plain,
% 21.98/3.71      ((![X1 : $i]: (~ (c0_1 @ X1) | ~ (c3_1 @ X1) | ~ (c1_1 @ X1)))
% 21.98/3.71         <= ((![X1 : $i]: (~ (c0_1 @ X1) | ~ (c3_1 @ X1) | ~ (c1_1 @ X1))))),
% 21.98/3.71      inference('split', [status(esa)], [zip_derived_cl163])).
% 21.98/3.71  thf(zip_derived_cl262, plain, (( (c1_1 @ a737)) <= (( (c1_1 @ a737)))),
% 21.98/3.71      inference('split', [status(esa)], [zip_derived_cl41])).
% 21.98/3.71  thf(zip_derived_cl719, plain,
% 21.98/3.71      (((~ (c3_1 @ a737) | ~ (c0_1 @ a737)))
% 21.98/3.71         <= (( (c1_1 @ a737)) & 
% 21.98/3.71             (![X1 : $i]: (~ (c0_1 @ X1) | ~ (c3_1 @ X1) | ~ (c1_1 @ X1))))),
% 21.98/3.71      inference('s_sup+', [status(thm)], [zip_derived_cl587, zip_derived_cl262])).
% 21.98/3.71  thf('171', plain,
% 21.98/3.71      (~ (![X1 : $i]: (~ (c0_1 @ X1) | ~ (c3_1 @ X1) | ~ (c1_1 @ X1))) | 
% 21.98/3.71       ~ ( (c0_1 @ a737)) | ~ ( (c1_1 @ a737)) | ~ ( (c3_1 @ a737))),
% 21.98/3.71      inference('split', [status(esa)], [zip_derived_cl719])).
% 21.98/3.71  thf('172', plain,
% 21.98/3.71      ((![X0 : $i]: ( (c2_1 @ X0) |  (c0_1 @ X0) |  (c3_1 @ X0))) | 
% 21.98/3.71       ( (hskp9)) | ( (hskp5)) | ~ ( (ndr1_0))),
% 21.98/3.71      inference('split', [status(esa)], [zip_derived_cl124])).
% 21.98/3.71  thf(zip_derived_cl555, plain,
% 21.98/3.71      ((![X1 : $i]: (~ (c2_1 @ X1) |  (c0_1 @ X1) | ~ (c3_1 @ X1)))
% 21.98/3.71         <= ((![X1 : $i]: (~ (c2_1 @ X1) |  (c0_1 @ X1) | ~ (c3_1 @ X1))))),
% 21.98/3.71      inference('split', [status(esa)], [zip_derived_cl155])).
% 21.98/3.71  thf(clause44, conjecture, (~( ( c3_1 @ a737 ) | ( ~( hskp26 ) ) ))).
% 21.98/3.71  thf(zf_stmt_111, negated_conjecture, (( c3_1 @ a737 ) | ( ~( hskp26 ) )),
% 21.98/3.71    inference('cnf.neg', [status(esa)], [clause44])).
% 21.98/3.71  thf(zip_derived_cl43, plain, (( (c3_1 @ a737) | ~ (hskp26))),
% 21.98/3.71      inference('cnf', [status(esa)], [zf_stmt_111])).
% 21.98/3.71  thf(zip_derived_cl266, plain, (( (c3_1 @ a737)) <= (( (c3_1 @ a737)))),
% 21.98/3.71      inference('split', [status(esa)], [zip_derived_cl43])).
% 21.98/3.71  thf(zip_derived_cl1000, plain,
% 21.98/3.71      ((( (c0_1 @ a737) | ~ (c2_1 @ a737)))
% 21.98/3.71         <= (( (c3_1 @ a737)) & 
% 21.98/3.71             (![X1 : $i]: (~ (c2_1 @ X1) |  (c0_1 @ X1) | ~ (c3_1 @ X1))))),
% 21.98/3.71      inference('s_sup+', [status(thm)], [zip_derived_cl555, zip_derived_cl266])).
% 21.98/3.71  thf('173', plain,
% 21.98/3.71      (( (c0_1 @ a737)) | 
% 21.98/3.71       ~ (![X1 : $i]: (~ (c2_1 @ X1) |  (c0_1 @ X1) | ~ (c3_1 @ X1))) | 
% 21.98/3.71       ~ ( (c2_1 @ a737)) | ~ ( (c3_1 @ a737))),
% 21.98/3.71      inference('split', [status(esa)], [zip_derived_cl1000])).
% 21.98/3.71  thf('174', plain, (( (c2_1 @ a735)) | ~ ( (hskp5))),
% 21.98/3.71      inference('split', [status(esa)], [zip_derived_cl72])).
% 21.98/3.71  thf('175', plain, (( (c3_1 @ a735)) | ~ ( (hskp5))),
% 21.98/3.71      inference('split', [status(esa)], [zip_derived_cl73])).
% 21.98/3.71  thf(clause113, conjecture, (~( ( ~( hskp5 ) ) | ( ~( c0_1 @ a735 ) ) ))).
% 21.98/3.71  thf(zf_stmt_112, negated_conjecture, (( ~( hskp5 ) ) | ( ~( c0_1 @ a735 ) )),
% 21.98/3.71    inference('cnf.neg', [status(esa)], [clause113])).
% 21.98/3.71  thf(zip_derived_cl112, plain, ((~ (hskp5) | ~ (c0_1 @ a735))),
% 21.98/3.71      inference('cnf', [status(esa)], [zf_stmt_112])).
% 21.98/3.71  thf('176', plain, (~ ( (c0_1 @ a735)) | ~ ( (hskp5))),
% 21.98/3.71      inference('split', [status(esa)], [zip_derived_cl112])).
% 21.98/3.71  thf(zip_derived_cl555, plain,
% 21.98/3.71      ((![X1 : $i]: (~ (c2_1 @ X1) |  (c0_1 @ X1) | ~ (c3_1 @ X1)))
% 21.98/3.71         <= ((![X1 : $i]: (~ (c2_1 @ X1) |  (c0_1 @ X1) | ~ (c3_1 @ X1))))),
% 21.98/3.71      inference('split', [status(esa)], [zip_derived_cl155])).
% 21.98/3.71  thf(zip_derived_cl326, plain, (( (c3_1 @ a735)) <= (( (c3_1 @ a735)))),
% 21.98/3.71      inference('split', [status(esa)], [zip_derived_cl73])).
% 21.98/3.71  thf(zip_derived_cl1008, plain,
% 21.98/3.71      ((( (c0_1 @ a735) | ~ (c2_1 @ a735)))
% 21.98/3.71         <= (( (c3_1 @ a735)) & 
% 21.98/3.71             (![X1 : $i]: (~ (c2_1 @ X1) |  (c0_1 @ X1) | ~ (c3_1 @ X1))))),
% 21.98/3.71      inference('s_sup+', [status(thm)], [zip_derived_cl555, zip_derived_cl326])).
% 21.98/3.71  thf('177', plain,
% 21.98/3.71      (~ ( (c3_1 @ a735)) | ( (c0_1 @ a735)) | 
% 21.98/3.71       ~ (![X1 : $i]: (~ (c2_1 @ X1) |  (c0_1 @ X1) | ~ (c3_1 @ X1))) | 
% 21.98/3.71       ~ ( (c2_1 @ a735))),
% 21.98/3.71      inference('split', [status(esa)], [zip_derived_cl1008])).
% 21.98/3.71  thf(zip_derived_cl523, plain,
% 21.98/3.71      ((![X1 : $i]: (~ (c2_1 @ X1) |  (c0_1 @ X1) |  (c3_1 @ X1)))
% 21.98/3.71         <= ((![X1 : $i]: (~ (c2_1 @ X1) |  (c0_1 @ X1) |  (c3_1 @ X1))))),
% 21.98/3.71      inference('split', [status(esa)], [zip_derived_cl147])).
% 21.98/3.71  thf(zip_derived_cl408, plain, ((~ (c3_1 @ a734)) <= (~ ( (c3_1 @ a734)))),
% 21.98/3.71      inference('split', [status(esa)], [zip_derived_cl114])).
% 21.98/3.71  thf(zip_derived_cl1811, plain,
% 21.98/3.71      ((( (c0_1 @ a734) | ~ (c2_1 @ a734)))
% 21.98/3.71         <= (~ ( (c3_1 @ a734)) & 
% 21.98/3.71             (![X1 : $i]: (~ (c2_1 @ X1) |  (c0_1 @ X1) |  (c3_1 @ X1))))),
% 21.98/3.71      inference('s_sup-', [status(thm)], [zip_derived_cl523, zip_derived_cl408])).
% 21.98/3.71  thf('178', plain,
% 21.98/3.71      (~ ( (c2_1 @ a734)) | ( (c3_1 @ a734)) | 
% 21.98/3.71       ~ (![X1 : $i]: (~ (c2_1 @ X1) |  (c0_1 @ X1) |  (c3_1 @ X1))) | 
% 21.98/3.71       ( (c0_1 @ a734))),
% 21.98/3.71      inference('split', [status(esa)], [zip_derived_cl1811])).
% 21.98/3.71  thf('179', plain, (( (c1_1 @ a737)) | ~ ( (hskp26))),
% 21.98/3.71      inference('split', [status(esa)], [zip_derived_cl41])).
% 21.98/3.71  thf(clause43, conjecture, (~( ( c2_1 @ a737 ) | ( ~( hskp26 ) ) ))).
% 21.98/3.71  thf(zf_stmt_113, negated_conjecture, (( c2_1 @ a737 ) | ( ~( hskp26 ) )),
% 21.98/3.71    inference('cnf.neg', [status(esa)], [clause43])).
% 21.98/3.71  thf(zip_derived_cl42, plain, (( (c2_1 @ a737) | ~ (hskp26))),
% 21.98/3.71      inference('cnf', [status(esa)], [zf_stmt_113])).
% 21.98/3.71  thf('180', plain, (( (c2_1 @ a737)) | ~ ( (hskp26))),
% 21.98/3.71      inference('split', [status(esa)], [zip_derived_cl42])).
% 21.98/3.71  thf('181', plain, (( (c3_1 @ a737)) | ~ ( (hskp26))),
% 21.98/3.71      inference('split', [status(esa)], [zip_derived_cl43])).
% 21.98/3.71  thf(clause165, conjecture,
% 21.98/3.71    (~( ( hskp26 ) | ( c2_1 @ V ) | ( c1_1 @ V ) | ( ~( c0_1 @ V ) ) | 
% 21.98/3.71        ( ~( ndr1_0 ) ) | ( ~( c3_1 @ U ) ) | ( ~( c2_1 @ U ) ) | 
% 21.98/3.71        ( ~( c0_1 @ U ) ) ))).
% 21.98/3.71  thf(zf_stmt_114, negated_conjecture,
% 21.98/3.71    (( hskp26 ) | ( c2_1 @ V ) | ( c1_1 @ V ) | ( ~( c0_1 @ V ) ) | 
% 21.98/3.71     ( ~( ndr1_0 ) ) | ( ~( c3_1 @ U ) ) | ( ~( c2_1 @ U ) ) | 
% 21.98/3.71     ( ~( c0_1 @ U ) )),
% 21.98/3.71    inference('cnf.neg', [status(esa)], [clause165])).
% 21.98/3.71  thf(zip_derived_cl164, plain,
% 21.98/3.71      (![X0 : $i, X1 : $i]:
% 21.98/3.71         ( (hskp26)
% 21.98/3.71          |  (c2_1 @ X0)
% 21.98/3.71          |  (c1_1 @ X0)
% 21.98/3.71          | ~ (c0_1 @ X0)
% 21.98/3.71          | ~ (ndr1_0)
% 21.98/3.71          | ~ (c3_1 @ X1)
% 21.98/3.71          | ~ (c2_1 @ X1)
% 21.98/3.71          | ~ (c0_1 @ X1))),
% 21.98/3.71      inference('cnf', [status(esa)], [zf_stmt_114])).
% 21.98/3.71  thf('182', plain,
% 21.98/3.71      (( (hskp26)) | 
% 21.98/3.71       (![X0 : $i]: (~ (c2_1 @ X0) | ~ (c0_1 @ X0) | ~ (c3_1 @ X0))) | 
% 21.98/3.71       ~ ( (ndr1_0)) | 
% 21.98/3.71       (![X1 : $i]: ( (c2_1 @ X1) | ~ (c0_1 @ X1) |  (c1_1 @ X1)))),
% 21.98/3.71      inference('split', [status(esa)], [zip_derived_cl164])).
% 21.98/3.71  thf('183', plain, (( (c0_1 @ a729)) | ~ ( (hskp25))),
% 21.98/3.71      inference('split', [status(esa)], [zip_derived_cl44])).
% 21.98/3.71  thf('184', plain, (( (c2_1 @ a729)) | ~ ( (hskp25))),
% 21.98/3.71      inference('split', [status(esa)], [zip_derived_cl45])).
% 21.98/3.71  thf('185', plain, (( (c3_1 @ a729)) | ~ ( (hskp25))),
% 21.98/3.71      inference('split', [status(esa)], [zip_derived_cl46])).
% 21.98/3.71  thf(zip_derived_cl272, plain, (( (c3_1 @ a729)) <= (( (c3_1 @ a729)))),
% 21.98/3.71      inference('split', [status(esa)], [zip_derived_cl46])).
% 21.98/3.71  thf(zip_derived_cl504, plain,
% 21.98/3.71      ((![X0 : $i]: (~ (c2_1 @ X0) | ~ (c0_1 @ X0) | ~ (c3_1 @ X0)))
% 21.98/3.71         <= ((![X0 : $i]: (~ (c2_1 @ X0) | ~ (c0_1 @ X0) | ~ (c3_1 @ X0))))),
% 21.98/3.71      inference('split', [status(esa)], [zip_derived_cl142])).
% 21.98/3.71  thf(zip_derived_cl746, plain,
% 21.98/3.71      (((~ (c2_1 @ a729) | ~ (c0_1 @ a729)))
% 21.98/3.71         <= (( (c3_1 @ a729)) & 
% 21.98/3.71             (![X0 : $i]: (~ (c2_1 @ X0) | ~ (c0_1 @ X0) | ~ (c3_1 @ X0))))),
% 21.98/3.71      inference('s_sup-', [status(thm)], [zip_derived_cl272, zip_derived_cl504])).
% 21.98/3.71  thf('186', plain,
% 21.98/3.71      (~ (![X0 : $i]: (~ (c2_1 @ X0) | ~ (c0_1 @ X0) | ~ (c3_1 @ X0))) | 
% 21.98/3.71       ~ ( (c0_1 @ a729)) | ~ ( (c3_1 @ a729)) | ~ ( (c2_1 @ a729))),
% 21.98/3.71      inference('split', [status(esa)], [zip_derived_cl746])).
% 21.98/3.71  thf('187', plain,
% 21.98/3.71      ((![X0 : $i]: ( (c2_1 @ X0) | ~ (c0_1 @ X0) |  (c3_1 @ X0))) | 
% 21.98/3.71       ( (hskp9)) | ( (hskp25)) | ~ ( (ndr1_0))),
% 21.98/3.71      inference('split', [status(esa)], [zip_derived_cl134])).
% 21.98/3.71  thf(zip_derived_cl472, plain,
% 21.98/3.71      ((![X0 : $i]: ( (c2_1 @ X0) | ~ (c0_1 @ X0) |  (c3_1 @ X0)))
% 21.98/3.71         <= ((![X0 : $i]: ( (c2_1 @ X0) | ~ (c0_1 @ X0) |  (c3_1 @ X0))))),
% 21.98/3.71      inference('split', [status(esa)], [zip_derived_cl134])).
% 21.98/3.71  thf(clause82, conjecture, (~( ( ~( hskp24 ) ) | ( ~( c3_1 @ a802 ) ) ))).
% 21.98/3.71  thf(zf_stmt_115, negated_conjecture,
% 21.98/3.71    (( ~( hskp24 ) ) | ( ~( c3_1 @ a802 ) )),
% 21.98/3.71    inference('cnf.neg', [status(esa)], [clause82])).
% 21.98/3.71  thf(zip_derived_cl81, plain, ((~ (hskp24) | ~ (c3_1 @ a802))),
% 21.98/3.71      inference('cnf', [status(esa)], [zf_stmt_115])).
% 21.98/3.71  thf(zip_derived_cl342, plain, ((~ (c3_1 @ a802)) <= (~ ( (c3_1 @ a802)))),
% 21.98/3.71      inference('split', [status(esa)], [zip_derived_cl81])).
% 21.98/3.71  thf(zip_derived_cl1703, plain,
% 21.98/3.71      (((~ (c0_1 @ a802) |  (c2_1 @ a802)))
% 21.98/3.71         <= (~ ( (c3_1 @ a802)) & 
% 21.98/3.71             (![X0 : $i]: ( (c2_1 @ X0) | ~ (c0_1 @ X0) |  (c3_1 @ X0))))),
% 21.98/3.71      inference('s_sup-', [status(thm)], [zip_derived_cl472, zip_derived_cl342])).
% 21.98/3.71  thf('188', plain,
% 21.98/3.71      (( (c2_1 @ a802)) | ( (c3_1 @ a802)) | 
% 21.98/3.71       ~ (![X0 : $i]: ( (c2_1 @ X0) | ~ (c0_1 @ X0) |  (c3_1 @ X0))) | 
% 21.98/3.71       ~ ( (c0_1 @ a802))),
% 21.98/3.71      inference('split', [status(esa)], [zip_derived_cl1703])).
% 21.98/3.71  thf(clause48, conjecture, (~( ( c0_1 @ a802 ) | ( ~( hskp24 ) ) ))).
% 21.98/3.71  thf(zf_stmt_116, negated_conjecture, (( c0_1 @ a802 ) | ( ~( hskp24 ) )),
% 21.98/3.71    inference('cnf.neg', [status(esa)], [clause48])).
% 21.98/3.71  thf(zip_derived_cl47, plain, (( (c0_1 @ a802) | ~ (hskp24))),
% 21.98/3.71      inference('cnf', [status(esa)], [zf_stmt_116])).
% 21.98/3.71  thf('189', plain, (( (c0_1 @ a802)) | ~ ( (hskp24))),
% 21.98/3.71      inference('split', [status(esa)], [zip_derived_cl47])).
% 21.98/3.71  thf(clause81, conjecture, (~( ( ~( hskp24 ) ) | ( ~( c2_1 @ a802 ) ) ))).
% 21.98/3.71  thf(zf_stmt_117, negated_conjecture,
% 21.98/3.71    (( ~( hskp24 ) ) | ( ~( c2_1 @ a802 ) )),
% 21.98/3.71    inference('cnf.neg', [status(esa)], [clause81])).
% 21.98/3.71  thf(zip_derived_cl80, plain, ((~ (hskp24) | ~ (c2_1 @ a802))),
% 21.98/3.71      inference('cnf', [status(esa)], [zf_stmt_117])).
% 21.98/3.71  thf('190', plain, (~ ( (hskp24)) | ~ ( (c2_1 @ a802))),
% 21.98/3.71      inference('split', [status(esa)], [zip_derived_cl80])).
% 21.98/3.71  thf('191', plain, (~ ( (hskp24)) | ~ ( (c3_1 @ a802))),
% 21.98/3.71      inference('split', [status(esa)], [zip_derived_cl81])).
% 21.98/3.71  thf(clause32, conjecture, (~( ( hskp13 ) | ( hskp24 ) | ( hskp23 ) ))).
% 21.98/3.71  thf(zf_stmt_118, negated_conjecture, (( hskp13 ) | ( hskp24 ) | ( hskp23 )),
% 21.98/3.71    inference('cnf.neg', [status(esa)], [clause32])).
% 21.98/3.71  thf(zip_derived_cl31, plain, (( (hskp13) |  (hskp24) |  (hskp23))),
% 21.98/3.71      inference('cnf', [status(esa)], [zf_stmt_118])).
% 21.98/3.71  thf('192', plain, (( (hskp23)) | ( (hskp24)) | ( (hskp13))),
% 21.98/3.71      inference('split', [status(esa)], [zip_derived_cl31])).
% 21.98/3.71  thf(clause61, conjecture, (~( ( c0_1 @ a763 ) | ( ~( hskp15 ) ) ))).
% 21.98/3.71  thf(zf_stmt_119, negated_conjecture, (( c0_1 @ a763 ) | ( ~( hskp15 ) )),
% 21.98/3.71    inference('cnf.neg', [status(esa)], [clause61])).
% 21.98/3.71  thf(zip_derived_cl60, plain, (( (c0_1 @ a763) | ~ (hskp15))),
% 21.98/3.71      inference('cnf', [status(esa)], [zf_stmt_119])).
% 21.98/3.71  thf('193', plain, (( (c0_1 @ a763)) | ~ ( (hskp15))),
% 21.98/3.71      inference('split', [status(esa)], [zip_derived_cl60])).
% 21.98/3.71  thf(zip_derived_cl559, plain,
% 21.98/3.71      ((![X1 : $i]: ( (c2_1 @ X1) | ~ (c3_1 @ X1) | ~ (c1_1 @ X1)))
% 21.98/3.71         <= ((![X1 : $i]: ( (c2_1 @ X1) | ~ (c3_1 @ X1) | ~ (c1_1 @ X1))))),
% 21.98/3.71      inference('split', [status(esa)], [zip_derived_cl156])).
% 21.98/3.71  thf(clause62, conjecture, (~( ( c1_1 @ a763 ) | ( ~( hskp15 ) ) ))).
% 21.98/3.71  thf(zf_stmt_120, negated_conjecture, (( c1_1 @ a763 ) | ( ~( hskp15 ) )),
% 21.98/3.71    inference('cnf.neg', [status(esa)], [clause62])).
% 21.98/3.71  thf(zip_derived_cl61, plain, (( (c1_1 @ a763) | ~ (hskp15))),
% 21.98/3.71      inference('cnf', [status(esa)], [zf_stmt_120])).
% 21.98/3.71  thf(zip_derived_cl302, plain, (( (c1_1 @ a763)) <= (( (c1_1 @ a763)))),
% 21.98/3.71      inference('split', [status(esa)], [zip_derived_cl61])).
% 21.98/3.71  thf(zip_derived_cl1030, plain,
% 21.98/3.71      (((~ (c3_1 @ a763) |  (c2_1 @ a763)))
% 21.98/3.71         <= (( (c1_1 @ a763)) & 
% 21.98/3.71             (![X1 : $i]: ( (c2_1 @ X1) | ~ (c3_1 @ X1) | ~ (c1_1 @ X1))))),
% 21.98/3.71      inference('s_sup+', [status(thm)], [zip_derived_cl559, zip_derived_cl302])).
% 21.98/3.71  thf('194', plain,
% 21.98/3.71      (~ ( (c3_1 @ a763)) | ~ ( (c1_1 @ a763)) | 
% 21.98/3.71       ~ (![X1 : $i]: ( (c2_1 @ X1) | ~ (c3_1 @ X1) | ~ (c1_1 @ X1))) | 
% 21.98/3.71       ( (c2_1 @ a763))),
% 21.98/3.71      inference('split', [status(esa)], [zip_derived_cl1030])).
% 21.98/3.71  thf('195', plain, (( (c1_1 @ a763)) | ~ ( (hskp15))),
% 21.98/3.71      inference('split', [status(esa)], [zip_derived_cl61])).
% 21.98/3.71  thf(clause95, conjecture, (~( ( ~( hskp15 ) ) | ( ~( c2_1 @ a763 ) ) ))).
% 21.98/3.71  thf(zf_stmt_121, negated_conjecture,
% 21.98/3.71    (( ~( hskp15 ) ) | ( ~( c2_1 @ a763 ) )),
% 21.98/3.71    inference('cnf.neg', [status(esa)], [clause95])).
% 21.98/3.71  thf(zip_derived_cl94, plain, ((~ (hskp15) | ~ (c2_1 @ a763))),
% 21.98/3.71      inference('cnf', [status(esa)], [zf_stmt_121])).
% 21.98/3.71  thf('196', plain, (~ ( (hskp15)) | ~ ( (c2_1 @ a763))),
% 21.98/3.71      inference('split', [status(esa)], [zip_derived_cl94])).
% 21.98/3.71  thf(zip_derived_cl496, plain,
% 21.98/3.71      ((![X0 : $i]: (~ (c1_1 @ X0) | ~ (c0_1 @ X0) |  (c3_1 @ X0)))
% 21.98/3.71         <= ((![X0 : $i]: (~ (c1_1 @ X0) | ~ (c0_1 @ X0) |  (c3_1 @ X0))))),
% 21.98/3.71      inference('split', [status(esa)], [zip_derived_cl140])).
% 21.98/3.71  thf(zip_derived_cl302, plain, (( (c1_1 @ a763)) <= (( (c1_1 @ a763)))),
% 21.98/3.71      inference('split', [status(esa)], [zip_derived_cl61])).
% 21.98/3.71  thf(zip_derived_cl920, plain,
% 21.98/3.71      ((( (c3_1 @ a763) | ~ (c0_1 @ a763)))
% 21.98/3.71         <= (( (c1_1 @ a763)) & 
% 21.98/3.71             (![X0 : $i]: (~ (c1_1 @ X0) | ~ (c0_1 @ X0) |  (c3_1 @ X0))))),
% 21.98/3.71      inference('s_sup+', [status(thm)], [zip_derived_cl496, zip_derived_cl302])).
% 21.98/3.71  thf('197', plain,
% 21.98/3.71      (~ (![X0 : $i]: (~ (c1_1 @ X0) | ~ (c0_1 @ X0) |  (c3_1 @ X0))) | 
% 21.98/3.71       ~ ( (c1_1 @ a763)) | ( (c3_1 @ a763)) | ~ ( (c0_1 @ a763))),
% 21.98/3.71      inference('split', [status(esa)], [zip_derived_cl920])).
% 21.98/3.71  thf(clause49, conjecture, (~( ( c0_1 @ a798 ) | ( ~( hskp23 ) ) ))).
% 21.98/3.71  thf(zf_stmt_122, negated_conjecture, (( c0_1 @ a798 ) | ( ~( hskp23 ) )),
% 21.98/3.71    inference('cnf.neg', [status(esa)], [clause49])).
% 21.98/3.71  thf(zip_derived_cl48, plain, (( (c0_1 @ a798) | ~ (hskp23))),
% 21.98/3.71      inference('cnf', [status(esa)], [zf_stmt_122])).
% 21.98/3.71  thf('198', plain, (( (c0_1 @ a798)) | ~ ( (hskp23))),
% 21.98/3.71      inference('split', [status(esa)], [zip_derived_cl48])).
% 21.98/3.71  thf(clause50, conjecture, (~( ( c1_1 @ a798 ) | ( ~( hskp23 ) ) ))).
% 21.98/3.71  thf(zf_stmt_123, negated_conjecture, (( c1_1 @ a798 ) | ( ~( hskp23 ) )),
% 21.98/3.71    inference('cnf.neg', [status(esa)], [clause50])).
% 21.98/3.71  thf(zip_derived_cl49, plain, (( (c1_1 @ a798) | ~ (hskp23))),
% 21.98/3.71      inference('cnf', [status(esa)], [zf_stmt_123])).
% 21.98/3.71  thf('199', plain, (( (c1_1 @ a798)) | ~ ( (hskp23))),
% 21.98/3.71      inference('split', [status(esa)], [zip_derived_cl49])).
% 21.98/3.71  thf(clause83, conjecture, (~( ( ~( hskp23 ) ) | ( ~( c3_1 @ a798 ) ) ))).
% 21.98/3.71  thf(zf_stmt_124, negated_conjecture,
% 21.98/3.71    (( ~( hskp23 ) ) | ( ~( c3_1 @ a798 ) )),
% 21.98/3.71    inference('cnf.neg', [status(esa)], [clause83])).
% 21.98/3.71  thf(zip_derived_cl82, plain, ((~ (hskp23) | ~ (c3_1 @ a798))),
% 21.98/3.71      inference('cnf', [status(esa)], [zf_stmt_124])).
% 21.98/3.71  thf('200', plain, (~ ( (c3_1 @ a798)) | ~ ( (hskp23))),
% 21.98/3.71      inference('split', [status(esa)], [zip_derived_cl82])).
% 21.98/3.71  thf(zip_derived_cl496, plain,
% 21.98/3.71      ((![X0 : $i]: (~ (c1_1 @ X0) | ~ (c0_1 @ X0) |  (c3_1 @ X0)))
% 21.98/3.71         <= ((![X0 : $i]: (~ (c1_1 @ X0) | ~ (c0_1 @ X0) |  (c3_1 @ X0))))),
% 21.98/3.71      inference('split', [status(esa)], [zip_derived_cl140])).
% 21.98/3.71  thf(zip_derived_cl278, plain, (( (c1_1 @ a798)) <= (( (c1_1 @ a798)))),
% 21.98/3.71      inference('split', [status(esa)], [zip_derived_cl49])).
% 21.98/3.71  thf(zip_derived_cl917, plain,
% 21.98/3.71      ((( (c3_1 @ a798) | ~ (c0_1 @ a798)))
% 21.98/3.71         <= (( (c1_1 @ a798)) & 
% 21.98/3.71             (![X0 : $i]: (~ (c1_1 @ X0) | ~ (c0_1 @ X0) |  (c3_1 @ X0))))),
% 21.98/3.71      inference('s_sup+', [status(thm)], [zip_derived_cl496, zip_derived_cl278])).
% 21.98/3.71  thf('201', plain,
% 21.98/3.71      (~ (![X0 : $i]: (~ (c1_1 @ X0) | ~ (c0_1 @ X0) |  (c3_1 @ X0))) | 
% 21.98/3.71       ~ ( (c1_1 @ a798)) | ( (c3_1 @ a798)) | ~ ( (c0_1 @ a798))),
% 21.98/3.71      inference('split', [status(esa)], [zip_derived_cl917])).
% 21.98/3.71  thf(zip_derived_cl432, plain,
% 21.98/3.71      ((![X0 : $i]: ( (c2_1 @ X0) |  (c0_1 @ X0) |  (c3_1 @ X0)))
% 21.98/3.71         <= ((![X0 : $i]: ( (c2_1 @ X0) |  (c0_1 @ X0) |  (c3_1 @ X0))))),
% 21.98/3.71      inference('split', [status(esa)], [zip_derived_cl124])).
% 21.98/3.71  thf(zip_derived_cl418, plain, ((~ (c3_1 @ a732)) <= (~ ( (c3_1 @ a732)))),
% 21.98/3.71      inference('split', [status(esa)], [zip_derived_cl119])).
% 21.98/3.71  thf(zip_derived_cl1183, plain,
% 21.98/3.71      ((( (c0_1 @ a732) |  (c2_1 @ a732)))
% 21.98/3.71         <= (~ ( (c3_1 @ a732)) & 
% 21.98/3.71             (![X0 : $i]: ( (c2_1 @ X0) |  (c0_1 @ X0) |  (c3_1 @ X0))))),
% 21.98/3.71      inference('s_sup-', [status(thm)], [zip_derived_cl432, zip_derived_cl418])).
% 21.98/3.71  thf('202', plain,
% 21.98/3.71      (~ (![X0 : $i]: ( (c2_1 @ X0) |  (c0_1 @ X0) |  (c3_1 @ X0))) | 
% 21.98/3.71       ( (c0_1 @ a732)) | ( (c2_1 @ a732)) | ( (c3_1 @ a732))),
% 21.98/3.71      inference('split', [status(esa)], [zip_derived_cl1183])).
% 21.98/3.71  thf(zip_derived_cl448, plain,
% 21.98/3.71      ((![X0 : $i]: ( (c2_1 @ X0) |  (c0_1 @ X0) | ~ (c3_1 @ X0)))
% 21.98/3.71         <= ((![X0 : $i]: ( (c2_1 @ X0) |  (c0_1 @ X0) | ~ (c3_1 @ X0))))),
% 21.98/3.71      inference('split', [status(esa)], [zip_derived_cl128])).
% 21.98/3.71  thf(zip_derived_cl316, plain, (( (c3_1 @ a744)) <= (( (c3_1 @ a744)))),
% 21.98/3.71      inference('split', [status(esa)], [zip_derived_cl68])).
% 21.98/3.71  thf(zip_derived_cl1454, plain,
% 21.98/3.71      ((( (c0_1 @ a744) |  (c2_1 @ a744)))
% 21.98/3.71         <= (( (c3_1 @ a744)) & 
% 21.98/3.71             (![X0 : $i]: ( (c2_1 @ X0) |  (c0_1 @ X0) | ~ (c3_1 @ X0))))),
% 21.98/3.71      inference('s_sup+', [status(thm)], [zip_derived_cl448, zip_derived_cl316])).
% 21.98/3.71  thf('203', plain,
% 21.98/3.71      (( (c2_1 @ a744)) | ~ ( (c3_1 @ a744)) | 
% 21.98/3.71       ~ (![X0 : $i]: ( (c2_1 @ X0) |  (c0_1 @ X0) | ~ (c3_1 @ X0))) | 
% 21.98/3.71       ( (c0_1 @ a744))),
% 21.98/3.71      inference('split', [status(esa)], [zip_derived_cl1454])).
% 21.98/3.71  thf(clause68, conjecture, (~( ( c3_1 @ a746 ) | ( ~( hskp9 ) ) ))).
% 21.98/3.71  thf(zf_stmt_125, negated_conjecture, (( c3_1 @ a746 ) | ( ~( hskp9 ) )),
% 21.98/3.71    inference('cnf.neg', [status(esa)], [clause68])).
% 21.98/3.71  thf(zip_derived_cl67, plain, (( (c3_1 @ a746) | ~ (hskp9))),
% 21.98/3.71      inference('cnf', [status(esa)], [zf_stmt_125])).
% 21.98/3.71  thf('204', plain, (~ ( (hskp9)) | ( (c3_1 @ a746))),
% 21.98/3.71      inference('split', [status(esa)], [zip_derived_cl67])).
% 21.98/3.71  thf(clause106, conjecture, (~( ( ~( hskp9 ) ) | ( ~( c0_1 @ a746 ) ) ))).
% 21.98/3.71  thf(zf_stmt_126, negated_conjecture, (( ~( hskp9 ) ) | ( ~( c0_1 @ a746 ) )),
% 21.98/3.71    inference('cnf.neg', [status(esa)], [clause106])).
% 21.98/3.71  thf(zip_derived_cl105, plain, ((~ (hskp9) | ~ (c0_1 @ a746))),
% 21.98/3.71      inference('cnf', [status(esa)], [zf_stmt_126])).
% 21.98/3.71  thf('205', plain, (~ ( (hskp9)) | ~ ( (c0_1 @ a746))),
% 21.98/3.71      inference('split', [status(esa)], [zip_derived_cl105])).
% 21.98/3.71  thf(clause107, conjecture, (~( ( ~( hskp9 ) ) | ( ~( c2_1 @ a746 ) ) ))).
% 21.98/3.71  thf(zf_stmt_127, negated_conjecture, (( ~( hskp9 ) ) | ( ~( c2_1 @ a746 ) )),
% 21.98/3.71    inference('cnf.neg', [status(esa)], [clause107])).
% 21.98/3.71  thf(zip_derived_cl106, plain, ((~ (hskp9) | ~ (c2_1 @ a746))),
% 21.98/3.71      inference('cnf', [status(esa)], [zf_stmt_127])).
% 21.98/3.71  thf('206', plain, (~ ( (hskp9)) | ~ ( (c2_1 @ a746))),
% 21.98/3.71      inference('split', [status(esa)], [zip_derived_cl106])).
% 21.98/3.71  thf(zip_derived_cl448, plain,
% 21.98/3.71      ((![X0 : $i]: ( (c2_1 @ X0) |  (c0_1 @ X0) | ~ (c3_1 @ X0)))
% 21.98/3.71         <= ((![X0 : $i]: ( (c2_1 @ X0) |  (c0_1 @ X0) | ~ (c3_1 @ X0))))),
% 21.98/3.71      inference('split', [status(esa)], [zip_derived_cl128])).
% 21.98/3.71  thf(zip_derived_cl314, plain, (( (c3_1 @ a746)) <= (( (c3_1 @ a746)))),
% 21.98/3.71      inference('split', [status(esa)], [zip_derived_cl67])).
% 21.98/3.71  thf(zip_derived_cl1453, plain,
% 21.98/3.71      ((( (c0_1 @ a746) |  (c2_1 @ a746)))
% 21.98/3.71         <= (( (c3_1 @ a746)) & 
% 21.98/3.71             (![X0 : $i]: ( (c2_1 @ X0) |  (c0_1 @ X0) | ~ (c3_1 @ X0))))),
% 21.98/3.71      inference('s_sup+', [status(thm)], [zip_derived_cl448, zip_derived_cl314])).
% 21.98/3.71  thf('207', plain,
% 21.98/3.71      (( (c2_1 @ a746)) | ( (c0_1 @ a746)) | 
% 21.98/3.71       ~ (![X0 : $i]: ( (c2_1 @ X0) |  (c0_1 @ X0) | ~ (c3_1 @ X0))) | 
% 21.98/3.71       ~ ( (c3_1 @ a746))),
% 21.98/3.71      inference('split', [status(esa)], [zip_derived_cl1453])).
% 21.98/3.71  thf(zip_derived_cl472, plain,
% 21.98/3.71      ((![X0 : $i]: ( (c2_1 @ X0) | ~ (c0_1 @ X0) |  (c3_1 @ X0)))
% 21.98/3.71         <= ((![X0 : $i]: ( (c2_1 @ X0) | ~ (c0_1 @ X0) |  (c3_1 @ X0))))),
% 21.98/3.71      inference('split', [status(esa)], [zip_derived_cl134])).
% 21.98/3.71  thf(zip_derived_cl362, plain, ((~ (c3_1 @ a775)) <= (~ ( (c3_1 @ a775)))),
% 21.98/3.71      inference('split', [status(esa)], [zip_derived_cl91])).
% 21.98/3.71  thf(zip_derived_cl1708, plain,
% 21.98/3.71      (((~ (c0_1 @ a775) |  (c2_1 @ a775)))
% 21.98/3.71         <= (~ ( (c3_1 @ a775)) & 
% 21.98/3.71             (![X0 : $i]: ( (c2_1 @ X0) | ~ (c0_1 @ X0) |  (c3_1 @ X0))))),
% 21.98/3.71      inference('s_sup-', [status(thm)], [zip_derived_cl472, zip_derived_cl362])).
% 21.98/3.71  thf('208', plain,
% 21.98/3.71      (( (c2_1 @ a775)) | ( (c3_1 @ a775)) | 
% 21.98/3.71       ~ (![X0 : $i]: ( (c2_1 @ X0) | ~ (c0_1 @ X0) |  (c3_1 @ X0))) | 
% 21.98/3.71       ~ ( (c0_1 @ a775))),
% 21.98/3.71      inference('split', [status(esa)], [zip_derived_cl1708])).
% 21.98/3.71  thf('209', plain,
% 21.98/3.71      ((![X0 : $i]: (~ (c1_1 @ X0) |  (c0_1 @ X0) |  (c3_1 @ X0))) | 
% 21.98/3.71       (![X1 : $i]: ( (c2_1 @ X1) | ~ (c0_1 @ X1) | ~ (c1_1 @ X1))) | 
% 21.98/3.71       ~ ( (ndr1_0)) | ( (hskp13))),
% 21.98/3.71      inference('split', [status(esa)], [zip_derived_cl157])).
% 21.98/3.71  thf(zip_derived_cl464, plain,
% 21.98/3.71      ((![X0 : $i]: (~ (c1_1 @ X0) |  (c0_1 @ X0) |  (c3_1 @ X0)))
% 21.98/3.71         <= ((![X0 : $i]: (~ (c1_1 @ X0) |  (c0_1 @ X0) |  (c3_1 @ X0))))),
% 21.98/3.71      inference('split', [status(esa)], [zip_derived_cl132])).
% 21.98/3.71  thf(zip_derived_cl328, plain, (( (c1_1 @ a734)) <= (( (c1_1 @ a734)))),
% 21.98/3.71      inference('split', [status(esa)], [zip_derived_cl74])).
% 21.98/3.71  thf(zip_derived_cl1504, plain,
% 21.98/3.71      ((( (c3_1 @ a734) |  (c0_1 @ a734)))
% 21.98/3.71         <= (( (c1_1 @ a734)) & 
% 21.98/3.71             (![X0 : $i]: (~ (c1_1 @ X0) |  (c0_1 @ X0) |  (c3_1 @ X0))))),
% 21.98/3.71      inference('s_sup+', [status(thm)], [zip_derived_cl464, zip_derived_cl328])).
% 21.98/3.71  thf('210', plain,
% 21.98/3.71      (( (c0_1 @ a734)) | ~ ( (c1_1 @ a734)) | 
% 21.98/3.71       ~ (![X0 : $i]: (~ (c1_1 @ X0) |  (c0_1 @ X0) |  (c3_1 @ X0))) | 
% 21.98/3.71       ( (c3_1 @ a734))),
% 21.98/3.71      inference('split', [status(esa)], [zip_derived_cl1504])).
% 21.98/3.71  thf('211', plain, (( (c1_1 @ a734)) | ~ ( (hskp4))),
% 21.98/3.71      inference('split', [status(esa)], [zip_derived_cl74])).
% 21.98/3.71  thf(clause114, conjecture, (~( ( ~( hskp4 ) ) | ( ~( c0_1 @ a734 ) ) ))).
% 21.98/3.71  thf(zf_stmt_128, negated_conjecture, (( ~( hskp4 ) ) | ( ~( c0_1 @ a734 ) )),
% 21.98/3.71    inference('cnf.neg', [status(esa)], [clause114])).
% 21.98/3.71  thf(zip_derived_cl113, plain, ((~ (hskp4) | ~ (c0_1 @ a734))),
% 21.98/3.71      inference('cnf', [status(esa)], [zf_stmt_128])).
% 21.98/3.71  thf('212', plain, (~ ( (hskp4)) | ~ ( (c0_1 @ a734))),
% 21.98/3.71      inference('split', [status(esa)], [zip_derived_cl113])).
% 21.98/3.71  thf('213', plain, (~ ( (c3_1 @ a734)) | ~ ( (hskp4))),
% 21.98/3.71      inference('split', [status(esa)], [zip_derived_cl114])).
% 21.98/3.71  thf(zip_derived_cl563, plain,
% 21.98/3.71      ((![X1 : $i]: ( (c2_1 @ X1) | ~ (c0_1 @ X1) | ~ (c1_1 @ X1)))
% 21.98/3.71         <= ((![X1 : $i]: ( (c2_1 @ X1) | ~ (c0_1 @ X1) | ~ (c1_1 @ X1))))),
% 21.98/3.71      inference('split', [status(esa)], [zip_derived_cl157])).
% 21.98/3.71  thf(zip_derived_cl290, plain, (( (c1_1 @ a775)) <= (( (c1_1 @ a775)))),
% 21.98/3.71      inference('split', [status(esa)], [zip_derived_cl55])).
% 21.98/3.71  thf(zip_derived_cl1056, plain,
% 21.98/3.71      (((~ (c0_1 @ a775) |  (c2_1 @ a775)))
% 21.98/3.71         <= (( (c1_1 @ a775)) & 
% 21.98/3.71             (![X1 : $i]: ( (c2_1 @ X1) | ~ (c0_1 @ X1) | ~ (c1_1 @ X1))))),
% 21.98/3.71      inference('s_sup+', [status(thm)], [zip_derived_cl563, zip_derived_cl290])).
% 21.98/3.71  thf('214', plain,
% 21.98/3.71      (~ (![X1 : $i]: ( (c2_1 @ X1) | ~ (c0_1 @ X1) | ~ (c1_1 @ X1))) | 
% 21.98/3.71       ~ ( (c1_1 @ a775)) | ( (c2_1 @ a775)) | ~ ( (c0_1 @ a775))),
% 21.98/3.71      inference('split', [status(esa)], [zip_derived_cl1056])).
% 21.98/3.71  thf(zip_derived_cl492, plain,
% 21.98/3.71      ((![X0 : $i]: (~ (c2_1 @ X0) |  (c1_1 @ X0) | ~ (c3_1 @ X0)))
% 21.98/3.71         <= ((![X0 : $i]: (~ (c2_1 @ X0) |  (c1_1 @ X0) | ~ (c3_1 @ X0))))),
% 21.98/3.71      inference('split', [status(esa)], [zip_derived_cl139])).
% 21.98/3.71  thf(zip_derived_cl422, plain, ((~ (c1_1 @ a730)) <= (~ ( (c1_1 @ a730)))),
% 21.98/3.71      inference('split', [status(esa)], [zip_derived_cl121])).
% 21.98/3.71  thf(zip_derived_cl1377, plain,
% 21.98/3.71      (((~ (c3_1 @ a730) | ~ (c2_1 @ a730)))
% 21.98/3.71         <= (~ ( (c1_1 @ a730)) & 
% 21.98/3.71             (![X0 : $i]: (~ (c2_1 @ X0) |  (c1_1 @ X0) | ~ (c3_1 @ X0))))),
% 21.98/3.71      inference('s_sup-', [status(thm)], [zip_derived_cl492, zip_derived_cl422])).
% 21.98/3.71  thf('215', plain,
% 21.98/3.71      (~ ( (c2_1 @ a730)) | ( (c1_1 @ a730)) | 
% 21.98/3.71       ~ (![X0 : $i]: (~ (c2_1 @ X0) |  (c1_1 @ X0) | ~ (c3_1 @ X0))) | 
% 21.98/3.71       ~ ( (c3_1 @ a730))),
% 21.98/3.71      inference('split', [status(esa)], [zip_derived_cl1377])).
% 21.98/3.71  thf(zip_derived_cl567, plain,
% 21.98/3.71      ((![X1 : $i]: ( (c2_1 @ X1) | ~ (c0_1 @ X1) |  (c1_1 @ X1)))
% 21.98/3.71         <= ((![X1 : $i]: ( (c2_1 @ X1) | ~ (c0_1 @ X1) |  (c1_1 @ X1))))),
% 21.98/3.71      inference('split', [status(esa)], [zip_derived_cl158])).
% 21.98/3.71  thf(zip_derived_cl422, plain, ((~ (c1_1 @ a730)) <= (~ ( (c1_1 @ a730)))),
% 21.98/3.71      inference('split', [status(esa)], [zip_derived_cl121])).
% 21.98/3.71  thf(zip_derived_cl1920, plain,
% 21.98/3.71      (((~ (c0_1 @ a730) |  (c2_1 @ a730)))
% 21.98/3.71         <= (~ ( (c1_1 @ a730)) & 
% 21.98/3.71             (![X1 : $i]: ( (c2_1 @ X1) | ~ (c0_1 @ X1) |  (c1_1 @ X1))))),
% 21.98/3.71      inference('s_sup-', [status(thm)], [zip_derived_cl567, zip_derived_cl422])).
% 21.98/3.71  thf('216', plain,
% 21.98/3.71      (~ (![X1 : $i]: ( (c2_1 @ X1) | ~ (c0_1 @ X1) |  (c1_1 @ X1))) | 
% 21.98/3.71       ( (c2_1 @ a730)) | ( (c1_1 @ a730)) | ~ ( (c0_1 @ a730))),
% 21.98/3.71      inference('split', [status(esa)], [zip_derived_cl1920])).
% 21.98/3.71  thf('217', plain, (( (c0_1 @ a730)) | ~ ( (hskp0))),
% 21.98/3.71      inference('split', [status(esa)], [zip_derived_cl78])).
% 21.98/3.71  thf('218', plain, (( (c3_1 @ a730)) | ~ ( (hskp0))),
% 21.98/3.71      inference('split', [status(esa)], [zip_derived_cl79])).
% 21.98/3.71  thf('219', plain, (~ ( (c1_1 @ a730)) | ~ ( (hskp0))),
% 21.98/3.71      inference('split', [status(esa)], [zip_derived_cl121])).
% 21.98/3.71  thf(zip_derived_cl488, plain,
% 21.98/3.71      ((![X0 : $i]: ( (c1_1 @ X0) | ~ (c0_1 @ X0) | ~ (c3_1 @ X0)))
% 21.98/3.71         <= ((![X0 : $i]: ( (c1_1 @ X0) | ~ (c0_1 @ X0) | ~ (c3_1 @ X0))))),
% 21.98/3.71      inference('split', [status(esa)], [zip_derived_cl138])).
% 21.98/3.71  thf(zip_derived_cl422, plain, ((~ (c1_1 @ a730)) <= (~ ( (c1_1 @ a730)))),
% 21.98/3.71      inference('split', [status(esa)], [zip_derived_cl121])).
% 21.98/3.71  thf(zip_derived_cl1337, plain,
% 21.98/3.71      (((~ (c3_1 @ a730) | ~ (c0_1 @ a730)))
% 21.98/3.71         <= (~ ( (c1_1 @ a730)) & 
% 21.98/3.71             (![X0 : $i]: ( (c1_1 @ X0) | ~ (c0_1 @ X0) | ~ (c3_1 @ X0))))),
% 21.98/3.71      inference('s_sup-', [status(thm)], [zip_derived_cl488, zip_derived_cl422])).
% 21.98/3.71  thf('220', plain,
% 21.98/3.71      (~ (![X0 : $i]: ( (c1_1 @ X0) | ~ (c0_1 @ X0) | ~ (c3_1 @ X0))) | 
% 21.98/3.71       ~ ( (c0_1 @ a730)) | ( (c1_1 @ a730)) | ~ ( (c3_1 @ a730))),
% 21.98/3.71      inference('split', [status(esa)], [zip_derived_cl1337])).
% 21.98/3.71  thf('221', plain, (( (c3_1 @ a744)) | ~ ( (hskp8))),
% 21.98/3.71      inference('split', [status(esa)], [zip_derived_cl68])).
% 21.98/3.71  thf(zip_derived_cl492, plain,
% 21.98/3.71      ((![X0 : $i]: (~ (c2_1 @ X0) |  (c1_1 @ X0) | ~ (c3_1 @ X0)))
% 21.98/3.71         <= ((![X0 : $i]: (~ (c2_1 @ X0) |  (c1_1 @ X0) | ~ (c3_1 @ X0))))),
% 21.98/3.71      inference('split', [status(esa)], [zip_derived_cl139])).
% 21.98/3.71  thf(zip_derived_cl396, plain, ((~ (c1_1 @ a744)) <= (~ ( (c1_1 @ a744)))),
% 21.98/3.71      inference('split', [status(esa)], [zip_derived_cl108])).
% 21.98/3.71  thf(zip_derived_cl1375, plain,
% 21.98/3.71      (((~ (c3_1 @ a744) | ~ (c2_1 @ a744)))
% 21.98/3.71         <= (~ ( (c1_1 @ a744)) & 
% 21.98/3.71             (![X0 : $i]: (~ (c2_1 @ X0) |  (c1_1 @ X0) | ~ (c3_1 @ X0))))),
% 21.98/3.71      inference('s_sup-', [status(thm)], [zip_derived_cl492, zip_derived_cl396])).
% 21.98/3.71  thf('222', plain,
% 21.98/3.71      (~ ( (c2_1 @ a744)) | ( (c1_1 @ a744)) | 
% 21.98/3.71       ~ (![X0 : $i]: (~ (c2_1 @ X0) |  (c1_1 @ X0) | ~ (c3_1 @ X0))) | 
% 21.98/3.71       ~ ( (c3_1 @ a744))),
% 21.98/3.71      inference('split', [status(esa)], [zip_derived_cl1375])).
% 21.98/3.71  thf(clause108, conjecture, (~( ( ~( hskp8 ) ) | ( ~( c0_1 @ a744 ) ) ))).
% 21.98/3.71  thf(zf_stmt_129, negated_conjecture, (( ~( hskp8 ) ) | ( ~( c0_1 @ a744 ) )),
% 21.98/3.71    inference('cnf.neg', [status(esa)], [clause108])).
% 21.98/3.71  thf(zip_derived_cl107, plain, ((~ (hskp8) | ~ (c0_1 @ a744))),
% 21.98/3.71      inference('cnf', [status(esa)], [zf_stmt_129])).
% 21.98/3.71  thf('223', plain, (~ ( (c0_1 @ a744)) | ~ ( (hskp8))),
% 21.98/3.71      inference('split', [status(esa)], [zip_derived_cl107])).
% 21.98/3.71  thf('224', plain, (~ ( (c1_1 @ a744)) | ~ ( (hskp8))),
% 21.98/3.71      inference('split', [status(esa)], [zip_derived_cl108])).
% 21.98/3.71  thf('225', plain,
% 21.98/3.71      (( (hskp1)) | 
% 21.98/3.71       (![X0 : $i]: ( (c2_1 @ X0) |  (c1_1 @ X0) |  (c0_1 @ X0))) | 
% 21.98/3.71       ( (hskp0)) | ~ ( (ndr1_0))),
% 21.98/3.71      inference('split', [status(esa)], [zip_derived_cl122])).
% 21.98/3.71  thf(zip_derived_cl424, plain,
% 21.98/3.71      ((![X0 : $i]: ( (c2_1 @ X0) |  (c1_1 @ X0) |  (c0_1 @ X0)))
% 21.98/3.71         <= ((![X0 : $i]: ( (c2_1 @ X0) |  (c1_1 @ X0) |  (c0_1 @ X0))))),
% 21.98/3.71      inference('split', [status(esa)], [zip_derived_cl122])).
% 21.98/3.71  thf(zip_derived_cl396, plain, ((~ (c1_1 @ a744)) <= (~ ( (c1_1 @ a744)))),
% 21.98/3.71      inference('split', [status(esa)], [zip_derived_cl108])).
% 21.98/3.71  thf(zip_derived_cl986, plain,
% 21.98/3.71      ((( (c0_1 @ a744) |  (c2_1 @ a744)))
% 21.98/3.71         <= (~ ( (c1_1 @ a744)) & 
% 21.98/3.71             (![X0 : $i]: ( (c2_1 @ X0) |  (c1_1 @ X0) |  (c0_1 @ X0))))),
% 21.98/3.71      inference('s_sup-', [status(thm)], [zip_derived_cl424, zip_derived_cl396])).
% 21.98/3.71  thf('226', plain,
% 21.98/3.71      (( (c2_1 @ a744)) | ( (c0_1 @ a744)) | 
% 21.98/3.71       ~ (![X0 : $i]: ( (c2_1 @ X0) |  (c1_1 @ X0) |  (c0_1 @ X0))) | 
% 21.98/3.71       ( (c1_1 @ a744))),
% 21.98/3.71      inference('split', [status(esa)], [zip_derived_cl986])).
% 21.98/3.71  thf(clause22, conjecture, (~( ( ndr1_0 ) | ( ~( hskp8 ) ) ))).
% 21.98/3.71  thf(zf_stmt_130, negated_conjecture, (( ndr1_0 ) | ( ~( hskp8 ) )),
% 21.98/3.71    inference('cnf.neg', [status(esa)], [clause22])).
% 21.98/3.71  thf(zip_derived_cl21, plain, (( (ndr1_0) | ~ (hskp8))),
% 21.98/3.71      inference('cnf', [status(esa)], [zf_stmt_130])).
% 21.98/3.71  thf('227', plain, (( (ndr1_0)) | ~ ( (hskp8))),
% 21.98/3.71      inference('split', [status(esa)], [zip_derived_cl21])).
% 21.98/3.71  thf(clause30, conjecture, (~( ( ndr1_0 ) | ( ~( hskp0 ) ) ))).
% 21.98/3.71  thf(zf_stmt_131, negated_conjecture, (( ndr1_0 ) | ( ~( hskp0 ) )),
% 21.98/3.71    inference('cnf.neg', [status(esa)], [clause30])).
% 21.98/3.71  thf(zip_derived_cl29, plain, (( (ndr1_0) | ~ (hskp0))),
% 21.98/3.71      inference('cnf', [status(esa)], [zf_stmt_131])).
% 21.98/3.71  thf('228', plain, (( (ndr1_0)) | ~ ( (hskp0))),
% 21.98/3.71      inference('split', [status(esa)], [zip_derived_cl29])).
% 21.98/3.71  thf(clause1, conjecture, (~( ( hskp8 ) | ( hskp0 ) ))).
% 21.98/3.71  thf(zf_stmt_132, negated_conjecture, (( hskp8 ) | ( hskp0 )),
% 21.98/3.71    inference('cnf.neg', [status(esa)], [clause1])).
% 21.98/3.71  thf(zip_derived_cl0, plain, (( (hskp8) |  (hskp0))),
% 21.98/3.71      inference('cnf', [status(esa)], [zf_stmt_132])).
% 21.98/3.71  thf('229', plain, (( (hskp0)) | ( (hskp8))),
% 21.98/3.71      inference('split', [status(esa)], [zip_derived_cl0])).
% 21.98/3.71  thf(clause65, conjecture, (~( ( c3_1 @ a759 ) | ( ~( hskp13 ) ) ))).
% 21.98/3.71  thf(zf_stmt_133, negated_conjecture, (( c3_1 @ a759 ) | ( ~( hskp13 ) )),
% 21.98/3.71    inference('cnf.neg', [status(esa)], [clause65])).
% 21.98/3.71  thf(zip_derived_cl64, plain, (( (c3_1 @ a759) | ~ (hskp13))),
% 21.98/3.71      inference('cnf', [status(esa)], [zf_stmt_133])).
% 21.98/3.71  thf('230', plain, (( (c3_1 @ a759)) | ~ ( (hskp13))),
% 21.98/3.71      inference('split', [status(esa)], [zip_derived_cl64])).
% 21.98/3.71  thf(clause64, conjecture, (~( ( c2_1 @ a759 ) | ( ~( hskp13 ) ) ))).
% 21.98/3.71  thf(zf_stmt_134, negated_conjecture, (( c2_1 @ a759 ) | ( ~( hskp13 ) )),
% 21.98/3.71    inference('cnf.neg', [status(esa)], [clause64])).
% 21.98/3.71  thf(zip_derived_cl63, plain, (( (c2_1 @ a759) | ~ (hskp13))),
% 21.98/3.71      inference('cnf', [status(esa)], [zf_stmt_134])).
% 21.98/3.71  thf('231', plain, (( (c2_1 @ a759)) | ~ ( (hskp13))),
% 21.98/3.71      inference('split', [status(esa)], [zip_derived_cl63])).
% 21.98/3.71  thf(clause98, conjecture, (~( ( ~( hskp13 ) ) | ( ~( c1_1 @ a759 ) ) ))).
% 21.98/3.71  thf(zf_stmt_135, negated_conjecture,
% 21.98/3.71    (( ~( hskp13 ) ) | ( ~( c1_1 @ a759 ) )),
% 21.98/3.71    inference('cnf.neg', [status(esa)], [clause98])).
% 21.98/3.71  thf(zip_derived_cl97, plain, ((~ (hskp13) | ~ (c1_1 @ a759))),
% 21.98/3.71      inference('cnf', [status(esa)], [zf_stmt_135])).
% 21.98/3.71  thf('232', plain, (~ ( (c1_1 @ a759)) | ~ ( (hskp13))),
% 21.98/3.71      inference('split', [status(esa)], [zip_derived_cl97])).
% 21.98/3.71  thf(zip_derived_cl492, plain,
% 21.98/3.71      ((![X0 : $i]: (~ (c2_1 @ X0) |  (c1_1 @ X0) | ~ (c3_1 @ X0)))
% 21.98/3.71         <= ((![X0 : $i]: (~ (c2_1 @ X0) |  (c1_1 @ X0) | ~ (c3_1 @ X0))))),
% 21.98/3.71      inference('split', [status(esa)], [zip_derived_cl139])).
% 21.98/3.71  thf(zip_derived_cl374, plain, ((~ (c1_1 @ a759)) <= (~ ( (c1_1 @ a759)))),
% 21.98/3.71      inference('split', [status(esa)], [zip_derived_cl97])).
% 21.98/3.71  thf(zip_derived_cl1374, plain,
% 21.98/3.71      (((~ (c3_1 @ a759) | ~ (c2_1 @ a759)))
% 21.98/3.71         <= (~ ( (c1_1 @ a759)) & 
% 21.98/3.71             (![X0 : $i]: (~ (c2_1 @ X0) |  (c1_1 @ X0) | ~ (c3_1 @ X0))))),
% 21.98/3.71      inference('s_sup-', [status(thm)], [zip_derived_cl492, zip_derived_cl374])).
% 21.98/3.71  thf('233', plain,
% 21.98/3.71      (~ ( (c2_1 @ a759)) | ( (c1_1 @ a759)) | 
% 21.98/3.71       ~ (![X0 : $i]: (~ (c2_1 @ X0) |  (c1_1 @ X0) | ~ (c3_1 @ X0))) | 
% 21.98/3.71       ~ ( (c3_1 @ a759))),
% 21.98/3.71      inference('split', [status(esa)], [zip_derived_cl1374])).
% 21.98/3.71  thf(zip_derived_cl531, plain,
% 21.98/3.71      ((![X1 : $i]: ( (c2_1 @ X1) |  (c0_1 @ X1) | ~ (c1_1 @ X1)))
% 21.98/3.71         <= ((![X1 : $i]: ( (c2_1 @ X1) |  (c0_1 @ X1) | ~ (c1_1 @ X1))))),
% 21.98/3.71      inference('split', [status(esa)], [zip_derived_cl149])).
% 21.98/3.71  thf(zip_derived_cl290, plain, (( (c1_1 @ a775)) <= (( (c1_1 @ a775)))),
% 21.98/3.71      inference('split', [status(esa)], [zip_derived_cl55])).
% 21.98/3.71  thf(zip_derived_cl1640, plain,
% 21.98/3.71      ((( (c0_1 @ a775) |  (c2_1 @ a775)))
% 21.98/3.71         <= (( (c1_1 @ a775)) & 
% 21.98/3.71             (![X1 : $i]: ( (c2_1 @ X1) |  (c0_1 @ X1) | ~ (c1_1 @ X1))))),
% 21.98/3.71      inference('s_sup+', [status(thm)], [zip_derived_cl531, zip_derived_cl290])).
% 21.98/3.71  thf('234', plain,
% 21.98/3.71      (( (c0_1 @ a775)) | ~ ( (c1_1 @ a775)) | 
% 21.98/3.71       ~ (![X1 : $i]: ( (c2_1 @ X1) |  (c0_1 @ X1) | ~ (c1_1 @ X1))) | 
% 21.98/3.71       ( (c2_1 @ a775))),
% 21.98/3.71      inference('split', [status(esa)], [zip_derived_cl1640])).
% 21.98/3.71  thf(zip_derived_cl27136, plain, ($false),
% 21.98/3.71      inference('sat_resolution*', [status(thm)],
% 21.98/3.71                ['0', '1', '2', '3', '4', '5', '6', '7', '8', '9', '10', '11', 
% 21.98/3.71                 '12', '13', '14', '15', '16', '17', '18', '19', '20', '21', 
% 21.98/3.71                 '22', '23', '24', '25', '26', '27', '28', '29', '30', '31', 
% 21.98/3.71                 '32', '33', '34', '35', '36', '37', '38', '39', '40', '41', 
% 21.98/3.71                 '42', '43', '44', '45', '46', '47', '48', '49', '50', '51', 
% 21.98/3.71                 '52', '53', '54', '55', '56', '57', '58', '59', '60', '61', 
% 21.98/3.71                 '62', '63', '64', '65', '66', '67', '68', '69', '70', '71', 
% 21.98/3.71                 '72', '73', '74', '75', '76', '77', '78', '79', '80', '81', 
% 21.98/3.71                 '82', '83', '84', '85', '86', '87', '88', '89', '90', '91', 
% 21.98/3.71                 '92', '93', '94', '95', '96', '97', '98', '99', '100', '101', 
% 21.98/3.71                 '102', '103', '104', '105', '106', '107', '108', '109', 
% 21.98/3.71                 '110', '111', '112', '113', '114', '115', '116', '117', 
% 21.98/3.71                 '118', '119', '120', '121', '122', '123', '124', '125', 
% 21.98/3.71                 '126', '127', '128', '129', '130', '131', '132', '133', 
% 21.98/3.71                 '134', '135', '136', '137', '138', '139', '140', '141', 
% 21.98/3.71                 '142', '143', '144', '145', '146', '147', '148', '149', 
% 21.98/3.71                 '150', '151', '152', '153', '154', '155', '156', '157', 
% 21.98/3.71                 '158', '159', '160', '161', '162', '163', '164', '165', 
% 21.98/3.71                 '166', '167', '168', '169', '170', '171', '172', '173', 
% 21.98/3.71                 '174', '175', '176', '177', '178', '179', '180', '181', 
% 21.98/3.71                 '182', '183', '184', '185', '186', '187', '188', '189', 
% 21.98/3.71                 '190', '191', '192', '193', '194', '195', '196', '197', 
% 21.98/3.71                 '198', '199', '200', '201', '202', '203', '204', '205', 
% 21.98/3.71                 '206', '207', '208', '209', '210', '211', '212', '213', 
% 21.98/3.71                 '214', '215', '216', '217', '218', '219', '220', '221', 
% 21.98/3.71                 '222', '223', '224', '225', '226', '227', '228', '229', 
% 21.98/3.71                 '230', '231', '232', '233', '234'])).
% 21.98/3.71  
% 21.98/3.71  % SZS output end Refutation
% 21.98/3.71  
% 21.98/3.71  
% 21.98/3.72  % Terminating...
% 21.98/3.72  % /export/starexec/sandbox2/solver/bin/fo/fo1_lcnf.sh running for 50s
% 21.98/3.81  % Runner terminated.
% 21.98/3.82  % Zipperpin 1.5 exiting
%------------------------------------------------------------------------------