TSTP Solution File: SYN478-1 by Zipperpin---2.1.9999

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : Zipperpin---2.1.9999
% Problem  : SYN478-1 : 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.JwUbI2DUO8 true

% Computer : n031.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 04:03:56 EDT 2023

% Result   : Unsatisfiable 7.31s 1.74s
% Output   : Refutation 7.89s
% Verified : 
% SZS Type : -

% Comments : 
%------------------------------------------------------------------------------
%----WARNING: Could not form TPTP format derivation
%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.13/0.14  % Problem  : SYN478-1 : TPTP v8.1.2. Released v2.1.0.
% 0.13/0.15  % Command  : python3 /export/starexec/sandbox2/solver/bin/portfolio.lams.parallel.py %s %d /export/starexec/sandbox2/tmp/tmp.JwUbI2DUO8 true
% 0.15/0.36  % Computer : n031.cluster.edu
% 0.15/0.36  % Model    : x86_64 x86_64
% 0.15/0.36  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.15/0.36  % Memory   : 8042.1875MB
% 0.15/0.36  % OS       : Linux 3.10.0-693.el7.x86_64
% 0.15/0.36  % CPULimit : 300
% 0.15/0.36  % WCLimit  : 300
% 0.15/0.36  % DateTime : Sat Aug 26 17:32:38 EDT 2023
% 0.15/0.36  % CPUTime  : 
% 0.15/0.36  % Running portfolio for 300 s
% 0.15/0.36  % File         : /export/starexec/sandbox2/benchmark/theBenchmark.p
% 0.15/0.36  % Number of cores: 8
% 0.15/0.36  % Python version: Python 3.6.8
% 0.15/0.36  % Running in FO mode
% 0.22/0.69  % Total configuration time : 435
% 0.22/0.69  % Estimated wc time : 1092
% 0.22/0.69  % Estimated cpu time (7 cpus) : 156.0
% 0.22/0.72  % /export/starexec/sandbox2/solver/bin/fo/fo6_bce.sh running for 75s
% 0.22/0.78  % /export/starexec/sandbox2/solver/bin/fo/fo1_av.sh running for 75s
% 0.22/0.78  % /export/starexec/sandbox2/solver/bin/fo/fo3_bce.sh running for 75s
% 0.22/0.78  % /export/starexec/sandbox2/solver/bin/fo/fo7.sh running for 63s
% 0.22/0.78  % /export/starexec/sandbox2/solver/bin/fo/fo13.sh running for 50s
% 0.83/0.79  % /export/starexec/sandbox2/solver/bin/fo/fo5.sh running for 50s
% 0.83/0.79  % /export/starexec/sandbox2/solver/bin/fo/fo4.sh running for 50s
% 7.31/1.74  % Solved by fo/fo1_av.sh.
% 7.31/1.74  % done 2222 iterations in 0.869s
% 7.31/1.74  % SZS status Theorem for '/export/starexec/sandbox2/benchmark/theBenchmark.p'
% 7.31/1.74  % SZS output start Refutation
% 7.31/1.74  thf(hskp29_type, type, hskp29: $o).
% 7.31/1.74  thf(hskp23_type, type, hskp23: $o).
% 7.31/1.74  thf(hskp19_type, type, hskp19: $o).
% 7.31/1.74  thf(hskp4_type, type, hskp4: $o).
% 7.31/1.74  thf(a1306_type, type, a1306: $i).
% 7.31/1.74  thf(hskp1_type, type, hskp1: $o).
% 7.31/1.74  thf(a1325_type, type, a1325: $i).
% 7.31/1.74  thf(a1308_type, type, a1308: $i).
% 7.31/1.74  thf(a1328_type, type, a1328: $i).
% 7.31/1.74  thf(a1320_type, type, a1320: $i).
% 7.31/1.74  thf(ndr1_0_type, type, ndr1_0: $o).
% 7.31/1.74  thf(hskp11_type, type, hskp11: $o).
% 7.31/1.74  thf(hskp8_type, type, hskp8: $o).
% 7.31/1.74  thf(c2_1_type, type, c2_1: $i > $o).
% 7.31/1.74  thf(hskp28_type, type, hskp28: $o).
% 7.31/1.74  thf(a1359_type, type, a1359: $i).
% 7.31/1.74  thf(a1339_type, type, a1339: $i).
% 7.31/1.74  thf(hskp16_type, type, hskp16: $o).
% 7.31/1.74  thf(a1352_type, type, a1352: $i).
% 7.31/1.74  thf(a1331_type, type, a1331: $i).
% 7.31/1.74  thf(a1326_type, type, a1326: $i).
% 7.31/1.74  thf(hskp30_type, type, hskp30: $o).
% 7.31/1.74  thf(a1324_type, type, a1324: $i).
% 7.31/1.74  thf(hskp3_type, type, hskp3: $o).
% 7.31/1.74  thf(hskp25_type, type, hskp25: $o).
% 7.31/1.74  thf(a1333_type, type, a1333: $i).
% 7.31/1.74  thf(hskp18_type, type, hskp18: $o).
% 7.31/1.74  thf(a1316_type, type, a1316: $i).
% 7.31/1.74  thf(hskp6_type, type, hskp6: $o).
% 7.31/1.74  thf(a1312_type, type, a1312: $i).
% 7.31/1.74  thf(c0_1_type, type, c0_1: $i > $o).
% 7.31/1.74  thf(a1372_type, type, a1372: $i).
% 7.31/1.74  thf(a1307_type, type, a1307: $i).
% 7.31/1.74  thf(hskp5_type, type, hskp5: $o).
% 7.31/1.74  thf(a1334_type, type, a1334: $i).
% 7.31/1.74  thf(a1314_type, type, a1314: $i).
% 7.31/1.74  thf(a1411_type, type, a1411: $i).
% 7.31/1.74  thf(a1394_type, type, a1394: $i).
% 7.31/1.74  thf(hskp20_type, type, hskp20: $o).
% 7.31/1.74  thf(a1356_type, type, a1356: $i).
% 7.31/1.74  thf(hskp9_type, type, hskp9: $o).
% 7.31/1.74  thf(hskp12_type, type, hskp12: $o).
% 7.31/1.74  thf(a1319_type, type, a1319: $i).
% 7.31/1.74  thf(hskp7_type, type, hskp7: $o).
% 7.31/1.74  thf(hskp10_type, type, hskp10: $o).
% 7.31/1.74  thf(hskp0_type, type, hskp0: $o).
% 7.31/1.74  thf(hskp26_type, type, hskp26: $o).
% 7.31/1.74  thf(hskp2_type, type, hskp2: $o).
% 7.31/1.74  thf(hskp14_type, type, hskp14: $o).
% 7.31/1.74  thf(c1_1_type, type, c1_1: $i > $o).
% 7.31/1.74  thf(a1338_type, type, a1338: $i).
% 7.31/1.74  thf(a1315_type, type, a1315: $i).
% 7.31/1.74  thf(a1348_type, type, a1348: $i).
% 7.31/1.74  thf(hskp21_type, type, hskp21: $o).
% 7.31/1.74  thf(a1330_type, type, a1330: $i).
% 7.31/1.74  thf(hskp22_type, type, hskp22: $o).
% 7.31/1.74  thf(hskp27_type, type, hskp27: $o).
% 7.31/1.74  thf(c3_1_type, type, c3_1: $i > $o).
% 7.31/1.74  thf(a1311_type, type, a1311: $i).
% 7.31/1.74  thf(hskp15_type, type, hskp15: $o).
% 7.31/1.74  thf(hskp13_type, type, hskp13: $o).
% 7.31/1.74  thf(a1309_type, type, a1309: $i).
% 7.31/1.74  thf(hskp17_type, type, hskp17: $o).
% 7.31/1.74  thf(clause171, conjecture,
% 7.31/1.74    (~( ( hskp11 ) | ( c2_1 @ U ) | ( c0_1 @ U ) | ( c3_1 @ V ) | 
% 7.31/1.74        ( c2_1 @ V ) | ( c1_1 @ V ) | ( ~( c1_1 @ U ) ) | ( ~( ndr1_0 ) ) ))).
% 7.31/1.74  thf(zf_stmt_0, negated_conjecture,
% 7.31/1.74    (( hskp11 ) | ( c2_1 @ U ) | ( c0_1 @ U ) | ( c3_1 @ V ) | ( c2_1 @ V ) | 
% 7.31/1.74     ( c1_1 @ V ) | ( ~( c1_1 @ U ) ) | ( ~( ndr1_0 ) )),
% 7.31/1.74    inference('cnf.neg', [status(esa)], [clause171])).
% 7.31/1.74  thf(zip_derived_cl170, plain,
% 7.31/1.74      (![X0 : $i, X1 : $i]:
% 7.31/1.74         ( (hskp11)
% 7.31/1.74          |  (c2_1 @ X0)
% 7.31/1.74          |  (c0_1 @ X0)
% 7.31/1.74          |  (c3_1 @ X1)
% 7.31/1.74          |  (c2_1 @ X1)
% 7.31/1.74          |  (c1_1 @ X1)
% 7.31/1.74          | ~ (c1_1 @ X0)
% 7.31/1.74          | ~ (ndr1_0))),
% 7.31/1.74      inference('cnf', [status(esa)], [zf_stmt_0])).
% 7.31/1.74  thf('0', plain,
% 7.31/1.74      (( (hskp11)) | 
% 7.31/1.74       (![X1 : $i]: ( (c3_1 @ X1) |  (c1_1 @ X1) |  (c2_1 @ X1))) | 
% 7.31/1.74       ~ ( (ndr1_0)) | 
% 7.31/1.74       (![X0 : $i]: ( (c2_1 @ X0) | ~ (c1_1 @ X0) |  (c0_1 @ X0)))),
% 7.31/1.74      inference('split', [status(esa)], [zip_derived_cl170])).
% 7.31/1.74  thf(zip_derived_cl613, plain,
% 7.31/1.74      ((![X1 : $i]: ( (c3_1 @ X1) |  (c1_1 @ X1) |  (c2_1 @ X1)))
% 7.31/1.74         <= ((![X1 : $i]: ( (c3_1 @ X1) |  (c1_1 @ X1) |  (c2_1 @ X1))))),
% 7.31/1.74      inference('split', [status(esa)], [zip_derived_cl170])).
% 7.31/1.74  thf(clause112, conjecture, (~( ( ~( hskp14 ) ) | ( ~( c1_1 @ a1330 ) ) ))).
% 7.31/1.74  thf(zf_stmt_1, negated_conjecture, (( ~( hskp14 ) ) | ( ~( c1_1 @ a1330 ) )),
% 7.31/1.74    inference('cnf.neg', [status(esa)], [clause112])).
% 7.31/1.74  thf(zip_derived_cl111, plain, ((~ (hskp14) | ~ (c1_1 @ a1330))),
% 7.31/1.74      inference('cnf', [status(esa)], [zf_stmt_1])).
% 7.31/1.74  thf(zip_derived_cl435, plain, ((~ (c1_1 @ a1330)) <= (~ ( (c1_1 @ a1330)))),
% 7.31/1.74      inference('split', [status(esa)], [zip_derived_cl111])).
% 7.31/1.74  thf(zip_derived_cl2147, plain,
% 7.31/1.74      ((( (c2_1 @ a1330) |  (c3_1 @ a1330)))
% 7.31/1.74         <= (~ ( (c1_1 @ a1330)) & 
% 7.31/1.74             (![X1 : $i]: ( (c3_1 @ X1) |  (c1_1 @ X1) |  (c2_1 @ X1))))),
% 7.31/1.74      inference('s_sup-', [status(thm)], [zip_derived_cl613, zip_derived_cl435])).
% 7.31/1.74  thf('1', plain,
% 7.31/1.74      (~ (![X1 : $i]: ( (c3_1 @ X1) |  (c1_1 @ X1) |  (c2_1 @ X1))) | 
% 7.31/1.74       ( (c3_1 @ a1330)) | ( (c2_1 @ a1330)) | ( (c1_1 @ a1330))),
% 7.31/1.74      inference('split', [status(esa)], [zip_derived_cl2147])).
% 7.31/1.74  thf(clause149, conjecture,
% 7.31/1.74    (~( ( hskp1 ) | ( hskp2 ) | ( c2_1 @ U ) | ( c1_1 @ U ) | 
% 7.31/1.74        ( ~( ndr1_0 ) ) | ( ~( c3_1 @ U ) ) ))).
% 7.31/1.74  thf(zf_stmt_2, negated_conjecture,
% 7.31/1.74    (( hskp1 ) | ( hskp2 ) | ( c2_1 @ U ) | ( c1_1 @ U ) | ( ~( ndr1_0 ) ) | 
% 7.31/1.74     ( ~( c3_1 @ U ) )),
% 7.31/1.74    inference('cnf.neg', [status(esa)], [clause149])).
% 7.31/1.74  thf(zip_derived_cl148, plain,
% 7.31/1.74      (![X0 : $i]:
% 7.31/1.74         ( (hskp1)
% 7.31/1.74          |  (hskp2)
% 7.31/1.74          |  (c2_1 @ X0)
% 7.31/1.74          |  (c1_1 @ X0)
% 7.31/1.74          | ~ (ndr1_0)
% 7.31/1.74          | ~ (c3_1 @ X0))),
% 7.31/1.74      inference('cnf', [status(esa)], [zf_stmt_2])).
% 7.31/1.74  thf(zip_derived_cl526, plain,
% 7.31/1.74      ((![X0 : $i]: ( (c2_1 @ X0) |  (c1_1 @ X0) | ~ (c3_1 @ X0)))
% 7.31/1.74         <= ((![X0 : $i]: ( (c2_1 @ X0) |  (c1_1 @ X0) | ~ (c3_1 @ X0))))),
% 7.31/1.74      inference('split', [status(esa)], [zip_derived_cl148])).
% 7.31/1.74  thf(zip_derived_cl435, plain, ((~ (c1_1 @ a1330)) <= (~ ( (c1_1 @ a1330)))),
% 7.31/1.74      inference('split', [status(esa)], [zip_derived_cl111])).
% 7.31/1.74  thf(zip_derived_cl1672, plain,
% 7.31/1.74      (((~ (c3_1 @ a1330) |  (c2_1 @ a1330)))
% 7.31/1.74         <= (~ ( (c1_1 @ a1330)) & 
% 7.31/1.74             (![X0 : $i]: ( (c2_1 @ X0) |  (c1_1 @ X0) | ~ (c3_1 @ X0))))),
% 7.31/1.74      inference('s_sup-', [status(thm)], [zip_derived_cl526, zip_derived_cl435])).
% 7.31/1.74  thf('2', plain,
% 7.31/1.74      (~ ( (c3_1 @ a1330)) | ( (c1_1 @ a1330)) | 
% 7.31/1.74       ~ (![X0 : $i]: ( (c2_1 @ X0) |  (c1_1 @ X0) | ~ (c3_1 @ X0))) | 
% 7.31/1.74       ( (c2_1 @ a1330))),
% 7.31/1.74      inference('split', [status(esa)], [zip_derived_cl1672])).
% 7.31/1.74  thf(clause180, conjecture,
% 7.31/1.74    (~( ( hskp14 ) | ( c2_1 @ V ) | ( c1_1 @ V ) | ( c3_1 @ U ) | 
% 7.31/1.74        ( ~( c0_1 @ V ) ) | ( ~( ndr1_0 ) ) | ( ~( c2_1 @ U ) ) | 
% 7.31/1.74        ( ~( c0_1 @ U ) ) ))).
% 7.31/1.74  thf(zf_stmt_3, negated_conjecture,
% 7.31/1.74    (( hskp14 ) | ( c2_1 @ V ) | ( c1_1 @ V ) | ( c3_1 @ U ) | 
% 7.31/1.74     ( ~( c0_1 @ V ) ) | ( ~( ndr1_0 ) ) | ( ~( c2_1 @ U ) ) | 
% 7.31/1.74     ( ~( c0_1 @ U ) )),
% 7.31/1.74    inference('cnf.neg', [status(esa)], [clause180])).
% 7.31/1.74  thf(zip_derived_cl179, plain,
% 7.31/1.74      (![X0 : $i, X1 : $i]:
% 7.31/1.74         ( (hskp14)
% 7.31/1.74          |  (c2_1 @ X0)
% 7.31/1.74          |  (c1_1 @ X0)
% 7.31/1.74          |  (c3_1 @ X1)
% 7.31/1.74          | ~ (c0_1 @ X0)
% 7.31/1.74          | ~ (ndr1_0)
% 7.31/1.74          | ~ (c2_1 @ X1)
% 7.31/1.74          | ~ (c0_1 @ X1))),
% 7.31/1.74      inference('cnf', [status(esa)], [zf_stmt_3])).
% 7.31/1.74  thf('3', plain,
% 7.31/1.74      (( (hskp14)) | 
% 7.31/1.74       (![X0 : $i]: ( (c2_1 @ X0) |  (c1_1 @ X0) | ~ (c0_1 @ X0))) | 
% 7.31/1.74       (![X0 : $i]: (~ (c2_1 @ X0) | ~ (c0_1 @ X0) |  (c3_1 @ X0))) | 
% 7.31/1.74       ~ ( (ndr1_0))),
% 7.31/1.74      inference('split', [status(esa)], [zip_derived_cl179])).
% 7.31/1.74  thf(clause140, conjecture,
% 7.31/1.74    (~( ( hskp1 ) | ( hskp27 ) | ( c2_1 @ U ) | ( c1_1 @ U ) | ( c0_1 @ U ) | 
% 7.31/1.74        ( ~( ndr1_0 ) ) ))).
% 7.31/1.74  thf(zf_stmt_4, negated_conjecture,
% 7.31/1.74    (( hskp1 ) | ( hskp27 ) | ( c2_1 @ U ) | ( c1_1 @ U ) | ( c0_1 @ U ) | 
% 7.31/1.74     ( ~( ndr1_0 ) )),
% 7.31/1.74    inference('cnf.neg', [status(esa)], [clause140])).
% 7.31/1.74  thf(zip_derived_cl139, plain,
% 7.31/1.74      (![X0 : $i]:
% 7.31/1.74         ( (hskp1)
% 7.31/1.74          |  (hskp27)
% 7.31/1.74          |  (c2_1 @ X0)
% 7.31/1.74          |  (c1_1 @ X0)
% 7.31/1.74          |  (c0_1 @ X0)
% 7.31/1.74          | ~ (ndr1_0))),
% 7.31/1.74      inference('cnf', [status(esa)], [zf_stmt_4])).
% 7.31/1.74  thf(zip_derived_cl491, plain,
% 7.31/1.74      ((![X0 : $i]: ( (c2_1 @ X0) |  (c1_1 @ X0) |  (c0_1 @ X0)))
% 7.31/1.74         <= ((![X0 : $i]: ( (c2_1 @ X0) |  (c1_1 @ X0) |  (c0_1 @ X0))))),
% 7.31/1.74      inference('split', [status(esa)], [zip_derived_cl139])).
% 7.31/1.74  thf(clause114, conjecture, (~( ( ~( hskp13 ) ) | ( ~( c1_1 @ a1326 ) ) ))).
% 7.31/1.74  thf(zf_stmt_5, negated_conjecture, (( ~( hskp13 ) ) | ( ~( c1_1 @ a1326 ) )),
% 7.31/1.74    inference('cnf.neg', [status(esa)], [clause114])).
% 7.31/1.74  thf(zip_derived_cl113, plain, ((~ (hskp13) | ~ (c1_1 @ a1326))),
% 7.31/1.74      inference('cnf', [status(esa)], [zf_stmt_5])).
% 7.31/1.74  thf(zip_derived_cl439, plain, ((~ (c1_1 @ a1326)) <= (~ ( (c1_1 @ a1326)))),
% 7.31/1.74      inference('split', [status(esa)], [zip_derived_cl113])).
% 7.31/1.74  thf(zip_derived_cl960, plain,
% 7.31/1.74      ((( (c0_1 @ a1326) |  (c2_1 @ a1326)))
% 7.31/1.74         <= (~ ( (c1_1 @ a1326)) & 
% 7.31/1.74             (![X0 : $i]: ( (c2_1 @ X0) |  (c1_1 @ X0) |  (c0_1 @ X0))))),
% 7.31/1.74      inference('s_sup-', [status(thm)], [zip_derived_cl491, zip_derived_cl439])).
% 7.31/1.74  thf('4', plain,
% 7.31/1.74      (~ (![X0 : $i]: ( (c2_1 @ X0) |  (c1_1 @ X0) |  (c0_1 @ X0))) | 
% 7.31/1.74       ( (c0_1 @ a1326)) | ( (c2_1 @ a1326)) | ( (c1_1 @ a1326))),
% 7.31/1.74      inference('split', [status(esa)], [zip_derived_cl960])).
% 7.31/1.74  thf(clause141, conjecture,
% 7.31/1.74    (~( ( hskp1 ) | ( hskp2 ) | ( c2_1 @ U ) | ( c1_1 @ U ) | ( c0_1 @ U ) | 
% 7.31/1.74        ( ~( ndr1_0 ) ) ))).
% 7.31/1.74  thf(zf_stmt_6, negated_conjecture,
% 7.31/1.74    (( hskp1 ) | ( hskp2 ) | ( c2_1 @ U ) | ( c1_1 @ U ) | ( c0_1 @ U ) | 
% 7.31/1.74     ( ~( ndr1_0 ) )),
% 7.31/1.74    inference('cnf.neg', [status(esa)], [clause141])).
% 7.31/1.74  thf(zip_derived_cl140, plain,
% 7.31/1.74      (![X0 : $i]:
% 7.31/1.74         ( (hskp1)
% 7.31/1.74          |  (hskp2)
% 7.31/1.74          |  (c2_1 @ X0)
% 7.31/1.74          |  (c1_1 @ X0)
% 7.31/1.74          |  (c0_1 @ X0)
% 7.31/1.74          | ~ (ndr1_0))),
% 7.31/1.74      inference('cnf', [status(esa)], [zf_stmt_6])).
% 7.31/1.74  thf('5', plain,
% 7.31/1.74      (( (hskp1)) | 
% 7.31/1.74       (![X0 : $i]: ( (c2_1 @ X0) |  (c1_1 @ X0) |  (c0_1 @ X0))) | 
% 7.31/1.74       ( (hskp2)) | ~ ( (ndr1_0))),
% 7.31/1.74      inference('split', [status(esa)], [zip_derived_cl140])).
% 7.31/1.74  thf(clause45, conjecture, (~( ( hskp16 ) | ( hskp5 ) | ( hskp18 ) ))).
% 7.31/1.74  thf(zf_stmt_7, negated_conjecture, (( hskp16 ) | ( hskp5 ) | ( hskp18 )),
% 7.31/1.74    inference('cnf.neg', [status(esa)], [clause45])).
% 7.31/1.74  thf(zip_derived_cl44, plain, (( (hskp16) |  (hskp5) |  (hskp18))),
% 7.31/1.74      inference('cnf', [status(esa)], [zf_stmt_7])).
% 7.31/1.74  thf('6', plain, (( (hskp18)) | ( (hskp5)) | ( (hskp16))),
% 7.31/1.74      inference('split', [status(esa)], [zip_derived_cl44])).
% 7.31/1.74  thf(clause143, conjecture,
% 7.31/1.74    (~( ( hskp28 ) | ( c3_1 @ U ) | ( c0_1 @ U ) | ( ~( ndr1_0 ) ) | 
% 7.31/1.74        ( ~( c1_1 @ U ) ) ))).
% 7.31/1.74  thf(zf_stmt_8, negated_conjecture,
% 7.31/1.74    (( hskp28 ) | ( c3_1 @ U ) | ( c0_1 @ U ) | ( ~( ndr1_0 ) ) | 
% 7.31/1.74     ( ~( c1_1 @ U ) )),
% 7.31/1.74    inference('cnf.neg', [status(esa)], [clause143])).
% 7.31/1.74  thf(zip_derived_cl142, plain,
% 7.31/1.74      (![X0 : $i]:
% 7.31/1.74         ( (hskp28) |  (c3_1 @ X0) |  (c0_1 @ X0) | ~ (ndr1_0) | ~ (c1_1 @ X0))),
% 7.31/1.74      inference('cnf', [status(esa)], [zf_stmt_8])).
% 7.31/1.74  thf(zip_derived_cl503, plain,
% 7.31/1.74      ((![X0 : $i]: (~ (c1_1 @ X0) |  (c0_1 @ X0) |  (c3_1 @ X0)))
% 7.31/1.74         <= ((![X0 : $i]: (~ (c1_1 @ X0) |  (c0_1 @ X0) |  (c3_1 @ X0))))),
% 7.31/1.74      inference('split', [status(esa)], [zip_derived_cl142])).
% 7.31/1.74  thf(clause86, conjecture, (~( ( c1_1 @ a1314 ) | ( ~( hskp5 ) ) ))).
% 7.31/1.74  thf(zf_stmt_9, negated_conjecture, (( c1_1 @ a1314 ) | ( ~( hskp5 ) )),
% 7.31/1.74    inference('cnf.neg', [status(esa)], [clause86])).
% 7.31/1.74  thf(zip_derived_cl85, plain, (( (c1_1 @ a1314) | ~ (hskp5))),
% 7.31/1.74      inference('cnf', [status(esa)], [zf_stmt_9])).
% 7.31/1.74  thf(zip_derived_cl383, plain, (( (c1_1 @ a1314)) <= (( (c1_1 @ a1314)))),
% 7.31/1.74      inference('split', [status(esa)], [zip_derived_cl85])).
% 7.31/1.74  thf(zip_derived_cl1230, plain,
% 7.31/1.74      ((( (c3_1 @ a1314) |  (c0_1 @ a1314)))
% 7.31/1.74         <= (( (c1_1 @ a1314)) & 
% 7.31/1.74             (![X0 : $i]: (~ (c1_1 @ X0) |  (c0_1 @ X0) |  (c3_1 @ X0))))),
% 7.31/1.74      inference('s_sup+', [status(thm)], [zip_derived_cl503, zip_derived_cl383])).
% 7.31/1.74  thf('7', plain,
% 7.31/1.74      (~ ( (c1_1 @ a1314)) | ( (c0_1 @ a1314)) | 
% 7.31/1.74       ~ (![X0 : $i]: (~ (c1_1 @ X0) |  (c0_1 @ X0) |  (c3_1 @ X0))) | 
% 7.31/1.74       ( (c3_1 @ a1314))),
% 7.31/1.74      inference('split', [status(esa)], [zip_derived_cl1230])).
% 7.31/1.74  thf(clause183, conjecture,
% 7.31/1.74    (~( ( hskp12 ) | ( c2_1 @ V ) | ( c0_1 @ V ) | ( ~( c1_1 @ V ) ) | 
% 7.31/1.74        ( ~( ndr1_0 ) ) | ( ~( c3_1 @ U ) ) | ( ~( c2_1 @ U ) ) | 
% 7.31/1.74        ( ~( c1_1 @ U ) ) ))).
% 7.31/1.74  thf(zf_stmt_10, negated_conjecture,
% 7.31/1.74    (( hskp12 ) | ( c2_1 @ V ) | ( c0_1 @ V ) | ( ~( c1_1 @ V ) ) | 
% 7.31/1.74     ( ~( ndr1_0 ) ) | ( ~( c3_1 @ U ) ) | ( ~( c2_1 @ U ) ) | 
% 7.31/1.74     ( ~( c1_1 @ U ) )),
% 7.31/1.74    inference('cnf.neg', [status(esa)], [clause183])).
% 7.31/1.74  thf(zip_derived_cl182, plain,
% 7.31/1.74      (![X0 : $i, X1 : $i]:
% 7.31/1.74         ( (hskp12)
% 7.31/1.74          |  (c2_1 @ X0)
% 7.31/1.74          |  (c0_1 @ X0)
% 7.31/1.74          | ~ (c1_1 @ X0)
% 7.31/1.74          | ~ (ndr1_0)
% 7.31/1.74          | ~ (c3_1 @ X1)
% 7.31/1.74          | ~ (c2_1 @ X1)
% 7.31/1.74          | ~ (c1_1 @ X1))),
% 7.31/1.74      inference('cnf', [status(esa)], [zf_stmt_10])).
% 7.31/1.74  thf('8', plain,
% 7.31/1.74      (( (hskp12)) | 
% 7.31/1.74       (![X0 : $i]: (~ (c2_1 @ X0) | ~ (c1_1 @ X0) | ~ (c3_1 @ X0))) | 
% 7.31/1.74       ~ ( (ndr1_0)) | 
% 7.31/1.74       (![X0 : $i]: ( (c2_1 @ X0) | ~ (c1_1 @ X0) |  (c0_1 @ X0)))),
% 7.31/1.74      inference('split', [status(esa)], [zip_derived_cl182])).
% 7.31/1.74  thf(clause197, conjecture,
% 7.31/1.74    (~( ( c2_1 @ W ) | ( c0_1 @ W ) | ( c0_1 @ V ) | ( c1_1 @ U ) | 
% 7.31/1.74        ( ~( c3_1 @ W ) ) | ( ~( c3_1 @ V ) ) | ( ~( c1_1 @ V ) ) | 
% 7.31/1.74        ( ~( ndr1_0 ) ) | ( ~( c3_1 @ U ) ) | ( ~( c0_1 @ U ) ) ))).
% 7.31/1.74  thf(zf_stmt_11, negated_conjecture,
% 7.31/1.74    (( c2_1 @ W ) | ( c0_1 @ W ) | ( c0_1 @ V ) | ( c1_1 @ U ) | 
% 7.31/1.74     ( ~( c3_1 @ W ) ) | ( ~( c3_1 @ V ) ) | ( ~( c1_1 @ V ) ) | 
% 7.31/1.74     ( ~( ndr1_0 ) ) | ( ~( c3_1 @ U ) ) | ( ~( c0_1 @ U ) )),
% 7.31/1.74    inference('cnf.neg', [status(esa)], [clause197])).
% 7.31/1.74  thf(zip_derived_cl196, plain,
% 7.31/1.74      (![X0 : $i, X1 : $i, X2 : $i]:
% 7.31/1.74         ( (c2_1 @ X0)
% 7.31/1.74          |  (c0_1 @ X0)
% 7.31/1.74          |  (c0_1 @ X1)
% 7.31/1.74          |  (c1_1 @ X2)
% 7.31/1.74          | ~ (c3_1 @ X0)
% 7.31/1.74          | ~ (c3_1 @ X1)
% 7.31/1.74          | ~ (c1_1 @ X1)
% 7.31/1.74          | ~ (ndr1_0)
% 7.31/1.74          | ~ (c3_1 @ X2)
% 7.31/1.74          | ~ (c0_1 @ X2))),
% 7.31/1.74      inference('cnf', [status(esa)], [zf_stmt_11])).
% 7.31/1.74  thf('9', plain,
% 7.31/1.74      ((![X0 : $i]: ( (c2_1 @ X0) |  (c0_1 @ X0) | ~ (c3_1 @ X0))) | 
% 7.31/1.74       (![X0 : $i]: ( (c1_1 @ X0) | ~ (c0_1 @ X0) | ~ (c3_1 @ X0))) | 
% 7.31/1.74       ~ ( (ndr1_0)) | 
% 7.31/1.74       (![X1 : $i]: (~ (c3_1 @ X1) | ~ (c1_1 @ X1) |  (c0_1 @ X1)))),
% 7.31/1.74      inference('split', [status(esa)], [zip_derived_cl196])).
% 7.31/1.74  thf(clause172, conjecture,
% 7.31/1.74    (~( ( hskp3 ) | ( c3_1 @ V ) | ( c1_1 @ V ) | ( c0_1 @ V ) | 
% 7.31/1.74        ( c2_1 @ U ) | ( ~( ndr1_0 ) ) | ( ~( c3_1 @ U ) ) | ( ~( c0_1 @ U ) ) ))).
% 7.31/1.74  thf(zf_stmt_12, negated_conjecture,
% 7.31/1.74    (( hskp3 ) | ( c3_1 @ V ) | ( c1_1 @ V ) | ( c0_1 @ V ) | ( c2_1 @ U ) | 
% 7.31/1.74     ( ~( ndr1_0 ) ) | ( ~( c3_1 @ U ) ) | ( ~( c0_1 @ U ) )),
% 7.31/1.74    inference('cnf.neg', [status(esa)], [clause172])).
% 7.31/1.74  thf(zip_derived_cl171, plain,
% 7.31/1.74      (![X0 : $i, X1 : $i]:
% 7.31/1.74         ( (hskp3)
% 7.31/1.74          |  (c3_1 @ X0)
% 7.31/1.74          |  (c1_1 @ X0)
% 7.31/1.74          |  (c0_1 @ X0)
% 7.31/1.74          |  (c2_1 @ X1)
% 7.31/1.74          | ~ (ndr1_0)
% 7.31/1.74          | ~ (c3_1 @ X1)
% 7.31/1.74          | ~ (c0_1 @ X1))),
% 7.31/1.74      inference('cnf', [status(esa)], [zf_stmt_12])).
% 7.31/1.74  thf(zip_derived_cl617, plain,
% 7.31/1.74      ((![X1 : $i]: (~ (c3_1 @ X1) |  (c2_1 @ X1) | ~ (c0_1 @ X1)))
% 7.31/1.74         <= ((![X1 : $i]: (~ (c3_1 @ X1) |  (c2_1 @ X1) | ~ (c0_1 @ X1))))),
% 7.31/1.74      inference('split', [status(esa)], [zip_derived_cl171])).
% 7.31/1.74  thf(clause91, conjecture, (~( ( c3_1 @ a1309 ) | ( ~( hskp2 ) ) ))).
% 7.31/1.74  thf(zf_stmt_13, negated_conjecture, (( c3_1 @ a1309 ) | ( ~( hskp2 ) )),
% 7.31/1.74    inference('cnf.neg', [status(esa)], [clause91])).
% 7.31/1.74  thf(zip_derived_cl90, plain, (( (c3_1 @ a1309) | ~ (hskp2))),
% 7.31/1.74      inference('cnf', [status(esa)], [zf_stmt_13])).
% 7.31/1.74  thf(zip_derived_cl393, plain, (( (c3_1 @ a1309)) <= (( (c3_1 @ a1309)))),
% 7.31/1.74      inference('split', [status(esa)], [zip_derived_cl90])).
% 7.31/1.74  thf(zip_derived_cl1030, plain,
% 7.31/1.74      (((~ (c0_1 @ a1309) |  (c2_1 @ a1309)))
% 7.31/1.74         <= (( (c3_1 @ a1309)) & 
% 7.31/1.74             (![X1 : $i]: (~ (c3_1 @ X1) |  (c2_1 @ X1) | ~ (c0_1 @ X1))))),
% 7.31/1.74      inference('s_sup+', [status(thm)], [zip_derived_cl617, zip_derived_cl393])).
% 7.31/1.74  thf('10', plain,
% 7.31/1.74      (~ ( (c0_1 @ a1309)) | ( (c2_1 @ a1309)) | 
% 7.31/1.74       ~ (![X1 : $i]: (~ (c3_1 @ X1) |  (c2_1 @ X1) | ~ (c0_1 @ X1))) | 
% 7.31/1.74       ~ ( (c3_1 @ a1309))),
% 7.31/1.74      inference('split', [status(esa)], [zip_derived_cl1030])).
% 7.31/1.74  thf(clause187, conjecture,
% 7.31/1.74    (~( ( hskp27 ) | ( c1_1 @ V ) | ( c2_1 @ U ) | ( ~( c3_1 @ V ) ) | 
% 7.31/1.74        ( ~( c2_1 @ V ) ) | ( ~( ndr1_0 ) ) | ( ~( c3_1 @ U ) ) | 
% 7.31/1.74        ( ~( c0_1 @ U ) ) ))).
% 7.31/1.74  thf(zf_stmt_14, negated_conjecture,
% 7.31/1.74    (( hskp27 ) | ( c1_1 @ V ) | ( c2_1 @ U ) | ( ~( c3_1 @ V ) ) | 
% 7.31/1.74     ( ~( c2_1 @ V ) ) | ( ~( ndr1_0 ) ) | ( ~( c3_1 @ U ) ) | 
% 7.31/1.74     ( ~( c0_1 @ U ) )),
% 7.31/1.74    inference('cnf.neg', [status(esa)], [clause187])).
% 7.31/1.74  thf(zip_derived_cl186, plain,
% 7.31/1.74      (![X0 : $i, X1 : $i]:
% 7.31/1.74         ( (hskp27)
% 7.31/1.74          |  (c1_1 @ X0)
% 7.31/1.74          |  (c2_1 @ X1)
% 7.31/1.74          | ~ (c3_1 @ X0)
% 7.31/1.74          | ~ (c2_1 @ X0)
% 7.31/1.74          | ~ (ndr1_0)
% 7.31/1.74          | ~ (c3_1 @ X1)
% 7.31/1.74          | ~ (c0_1 @ X1))),
% 7.31/1.74      inference('cnf', [status(esa)], [zf_stmt_14])).
% 7.31/1.74  thf('11', plain,
% 7.31/1.74      ((![X0 : $i]: (~ (c2_1 @ X0) |  (c1_1 @ X0) | ~ (c3_1 @ X0))) | 
% 7.31/1.74       (![X1 : $i]: (~ (c3_1 @ X1) |  (c2_1 @ X1) | ~ (c0_1 @ X1))) | 
% 7.31/1.74       ( (hskp27)) | ~ ( (ndr1_0))),
% 7.31/1.74      inference('split', [status(esa)], [zip_derived_cl186])).
% 7.31/1.74  thf(clause159, conjecture,
% 7.31/1.74    (~( ( hskp2 ) | ( hskp22 ) | ( c1_1 @ U ) | ( ~( ndr1_0 ) ) | 
% 7.31/1.74        ( ~( c3_1 @ U ) ) | ( ~( c2_1 @ U ) ) ))).
% 7.31/1.74  thf(zf_stmt_15, negated_conjecture,
% 7.31/1.74    (( hskp2 ) | ( hskp22 ) | ( c1_1 @ U ) | ( ~( ndr1_0 ) ) | 
% 7.31/1.74     ( ~( c3_1 @ U ) ) | ( ~( c2_1 @ U ) )),
% 7.31/1.74    inference('cnf.neg', [status(esa)], [clause159])).
% 7.31/1.74  thf(zip_derived_cl158, plain,
% 7.31/1.74      (![X0 : $i]:
% 7.31/1.74         ( (hskp2)
% 7.31/1.74          |  (hskp22)
% 7.31/1.74          |  (c1_1 @ X0)
% 7.31/1.74          | ~ (ndr1_0)
% 7.31/1.74          | ~ (c3_1 @ X0)
% 7.31/1.74          | ~ (c2_1 @ X0))),
% 7.31/1.74      inference('cnf', [status(esa)], [zf_stmt_15])).
% 7.31/1.74  thf(zip_derived_cl566, plain,
% 7.31/1.74      ((![X0 : $i]: (~ (c2_1 @ X0) |  (c1_1 @ X0) | ~ (c3_1 @ X0)))
% 7.31/1.74         <= ((![X0 : $i]: (~ (c2_1 @ X0) |  (c1_1 @ X0) | ~ (c3_1 @ X0))))),
% 7.31/1.74      inference('split', [status(esa)], [zip_derived_cl158])).
% 7.31/1.74  thf(clause128, conjecture, (~( ( ~( hskp6 ) ) | ( ~( c1_1 @ a1315 ) ) ))).
% 7.31/1.74  thf(zf_stmt_16, negated_conjecture, (( ~( hskp6 ) ) | ( ~( c1_1 @ a1315 ) )),
% 7.31/1.74    inference('cnf.neg', [status(esa)], [clause128])).
% 7.31/1.74  thf(zip_derived_cl127, plain, ((~ (hskp6) | ~ (c1_1 @ a1315))),
% 7.31/1.74      inference('cnf', [status(esa)], [zf_stmt_16])).
% 7.31/1.74  thf(zip_derived_cl467, plain, ((~ (c1_1 @ a1315)) <= (~ ( (c1_1 @ a1315)))),
% 7.31/1.74      inference('split', [status(esa)], [zip_derived_cl127])).
% 7.31/1.74  thf(zip_derived_cl1455, plain,
% 7.31/1.74      (((~ (c3_1 @ a1315) | ~ (c2_1 @ a1315)))
% 7.31/1.74         <= (~ ( (c1_1 @ a1315)) & 
% 7.31/1.74             (![X0 : $i]: (~ (c2_1 @ X0) |  (c1_1 @ X0) | ~ (c3_1 @ X0))))),
% 7.31/1.74      inference('s_sup-', [status(thm)], [zip_derived_cl566, zip_derived_cl467])).
% 7.31/1.74  thf('12', plain,
% 7.31/1.74      (~ ( (c2_1 @ a1315)) | 
% 7.31/1.74       ~ (![X0 : $i]: (~ (c2_1 @ X0) |  (c1_1 @ X0) | ~ (c3_1 @ X0))) | 
% 7.31/1.74       ( (c1_1 @ a1315)) | ~ ( (c3_1 @ a1315))),
% 7.31/1.74      inference('split', [status(esa)], [zip_derived_cl1455])).
% 7.31/1.74  thf(clause176, conjecture,
% 7.31/1.74    (~( ( hskp13 ) | ( c2_1 @ V ) | ( c0_1 @ V ) | ( c3_1 @ U ) | 
% 7.31/1.74        ( c1_1 @ U ) | ( ~( c3_1 @ V ) ) | ( ~( ndr1_0 ) ) | ( ~( c0_1 @ U ) ) ))).
% 7.31/1.74  thf(zf_stmt_17, negated_conjecture,
% 7.31/1.74    (( hskp13 ) | ( c2_1 @ V ) | ( c0_1 @ V ) | ( c3_1 @ U ) | ( c1_1 @ U ) | 
% 7.31/1.74     ( ~( c3_1 @ V ) ) | ( ~( ndr1_0 ) ) | ( ~( c0_1 @ U ) )),
% 7.31/1.74    inference('cnf.neg', [status(esa)], [clause176])).
% 7.31/1.74  thf(zip_derived_cl175, plain,
% 7.31/1.74      (![X0 : $i, X1 : $i]:
% 7.31/1.74         ( (hskp13)
% 7.31/1.74          |  (c2_1 @ X0)
% 7.31/1.74          |  (c0_1 @ X0)
% 7.31/1.74          |  (c3_1 @ X1)
% 7.31/1.74          |  (c1_1 @ X1)
% 7.31/1.74          | ~ (c3_1 @ X0)
% 7.31/1.74          | ~ (ndr1_0)
% 7.31/1.74          | ~ (c0_1 @ X1))),
% 7.31/1.74      inference('cnf', [status(esa)], [zf_stmt_17])).
% 7.31/1.74  thf(zip_derived_cl634, plain,
% 7.31/1.74      ((![X0 : $i]: ( (c2_1 @ X0) |  (c0_1 @ X0) | ~ (c3_1 @ X0)))
% 7.31/1.74         <= ((![X0 : $i]: ( (c2_1 @ X0) |  (c0_1 @ X0) | ~ (c3_1 @ X0))))),
% 7.31/1.74      inference('split', [status(esa)], [zip_derived_cl175])).
% 7.31/1.74  thf(clause85, conjecture, (~( ( c3_1 @ a1315 ) | ( ~( hskp6 ) ) ))).
% 7.31/1.74  thf(zf_stmt_18, negated_conjecture, (( c3_1 @ a1315 ) | ( ~( hskp6 ) )),
% 7.31/1.74    inference('cnf.neg', [status(esa)], [clause85])).
% 7.31/1.74  thf(zip_derived_cl84, plain, (( (c3_1 @ a1315) | ~ (hskp6))),
% 7.31/1.74      inference('cnf', [status(esa)], [zf_stmt_18])).
% 7.31/1.74  thf(zip_derived_cl381, plain, (( (c3_1 @ a1315)) <= (( (c3_1 @ a1315)))),
% 7.31/1.74      inference('split', [status(esa)], [zip_derived_cl84])).
% 7.31/1.74  thf(zip_derived_cl1944, plain,
% 7.31/1.74      ((( (c0_1 @ a1315) |  (c2_1 @ a1315)))
% 7.31/1.74         <= (( (c3_1 @ a1315)) & 
% 7.31/1.74             (![X0 : $i]: ( (c2_1 @ X0) |  (c0_1 @ X0) | ~ (c3_1 @ X0))))),
% 7.31/1.74      inference('s_sup+', [status(thm)], [zip_derived_cl634, zip_derived_cl381])).
% 7.31/1.74  thf('13', plain,
% 7.31/1.74      (( (c2_1 @ a1315)) | 
% 7.31/1.74       ~ (![X0 : $i]: ( (c2_1 @ X0) |  (c0_1 @ X0) | ~ (c3_1 @ X0))) | 
% 7.31/1.74       ( (c0_1 @ a1315)) | ~ ( (c3_1 @ a1315))),
% 7.31/1.74      inference('split', [status(esa)], [zip_derived_cl1944])).
% 7.31/1.74  thf(zip_derived_cl634, plain,
% 7.31/1.74      ((![X0 : $i]: ( (c2_1 @ X0) |  (c0_1 @ X0) | ~ (c3_1 @ X0)))
% 7.31/1.74         <= ((![X0 : $i]: ( (c2_1 @ X0) |  (c0_1 @ X0) | ~ (c3_1 @ X0))))),
% 7.31/1.74      inference('split', [status(esa)], [zip_derived_cl175])).
% 7.31/1.74  thf(zip_derived_cl393, plain, (( (c3_1 @ a1309)) <= (( (c3_1 @ a1309)))),
% 7.31/1.74      inference('split', [status(esa)], [zip_derived_cl90])).
% 7.31/1.74  thf(zip_derived_cl1945, plain,
% 7.31/1.74      ((( (c0_1 @ a1309) |  (c2_1 @ a1309)))
% 7.31/1.74         <= (( (c3_1 @ a1309)) & 
% 7.31/1.74             (![X0 : $i]: ( (c2_1 @ X0) |  (c0_1 @ X0) | ~ (c3_1 @ X0))))),
% 7.31/1.74      inference('s_sup+', [status(thm)], [zip_derived_cl634, zip_derived_cl393])).
% 7.31/1.74  thf('14', plain,
% 7.31/1.74      (~ ( (c3_1 @ a1309)) | ( (c2_1 @ a1309)) | 
% 7.31/1.74       ~ (![X0 : $i]: ( (c2_1 @ X0) |  (c0_1 @ X0) | ~ (c3_1 @ X0))) | 
% 7.31/1.74       ( (c0_1 @ a1309))),
% 7.31/1.74      inference('split', [status(esa)], [zip_derived_cl1945])).
% 7.31/1.74  thf(clause188, conjecture,
% 7.31/1.74    (~( ( hskp11 ) | ( c3_1 @ V ) | ( ~( c2_1 @ V ) ) | ( ~( c0_1 @ V ) ) | 
% 7.31/1.74        ( ~( ndr1_0 ) ) | ( ~( c3_1 @ U ) ) | ( ~( c1_1 @ U ) ) | 
% 7.31/1.74        ( ~( c0_1 @ U ) ) ))).
% 7.31/1.74  thf(zf_stmt_19, negated_conjecture,
% 7.31/1.74    (( hskp11 ) | ( c3_1 @ V ) | ( ~( c2_1 @ V ) ) | ( ~( c0_1 @ V ) ) | 
% 7.31/1.74     ( ~( ndr1_0 ) ) | ( ~( c3_1 @ U ) ) | ( ~( c1_1 @ U ) ) | 
% 7.31/1.74     ( ~( c0_1 @ U ) )),
% 7.31/1.74    inference('cnf.neg', [status(esa)], [clause188])).
% 7.31/1.74  thf(zip_derived_cl187, plain,
% 7.31/1.74      (![X0 : $i, X1 : $i]:
% 7.31/1.74         ( (hskp11)
% 7.31/1.74          |  (c3_1 @ X0)
% 7.31/1.74          | ~ (c2_1 @ X0)
% 7.31/1.74          | ~ (c0_1 @ X0)
% 7.31/1.74          | ~ (ndr1_0)
% 7.31/1.74          | ~ (c3_1 @ X1)
% 7.31/1.74          | ~ (c1_1 @ X1)
% 7.31/1.74          | ~ (c0_1 @ X1))),
% 7.31/1.74      inference('cnf', [status(esa)], [zf_stmt_19])).
% 7.31/1.74  thf(zip_derived_cl681, plain,
% 7.31/1.74      ((![X1 : $i]: (~ (c3_1 @ X1) | ~ (c1_1 @ X1) | ~ (c0_1 @ X1)))
% 7.31/1.74         <= ((![X1 : $i]: (~ (c3_1 @ X1) | ~ (c1_1 @ X1) | ~ (c0_1 @ X1))))),
% 7.31/1.74      inference('split', [status(esa)], [zip_derived_cl187])).
% 7.31/1.74  thf(clause181, conjecture,
% 7.31/1.74    (~( ( hskp20 ) | ( c1_1 @ V ) | ( c3_1 @ U ) | ( c2_1 @ U ) | 
% 7.31/1.74        ( ~( c3_1 @ V ) ) | ( ~( c0_1 @ V ) ) | ( ~( ndr1_0 ) ) | 
% 7.31/1.74        ( ~( c1_1 @ U ) ) ))).
% 7.31/1.74  thf(zf_stmt_20, negated_conjecture,
% 7.31/1.74    (( hskp20 ) | ( c1_1 @ V ) | ( c3_1 @ U ) | ( c2_1 @ U ) | 
% 7.31/1.74     ( ~( c3_1 @ V ) ) | ( ~( c0_1 @ V ) ) | ( ~( ndr1_0 ) ) | 
% 7.31/1.74     ( ~( c1_1 @ U ) )),
% 7.31/1.74    inference('cnf.neg', [status(esa)], [clause181])).
% 7.31/1.74  thf(zip_derived_cl180, plain,
% 7.31/1.74      (![X0 : $i, X1 : $i]:
% 7.31/1.74         ( (hskp20)
% 7.31/1.74          |  (c1_1 @ X0)
% 7.31/1.74          |  (c3_1 @ X1)
% 7.31/1.74          |  (c2_1 @ X1)
% 7.31/1.74          | ~ (c3_1 @ X0)
% 7.31/1.74          | ~ (c0_1 @ X0)
% 7.31/1.74          | ~ (ndr1_0)
% 7.31/1.74          | ~ (c1_1 @ X1))),
% 7.31/1.74      inference('cnf', [status(esa)], [zf_stmt_20])).
% 7.31/1.74  thf(zip_derived_cl654, plain,
% 7.31/1.74      ((![X0 : $i]: ( (c1_1 @ X0) | ~ (c0_1 @ X0) | ~ (c3_1 @ X0)))
% 7.31/1.74         <= ((![X0 : $i]: ( (c1_1 @ X0) | ~ (c0_1 @ X0) | ~ (c3_1 @ X0))))),
% 7.31/1.74      inference('split', [status(esa)], [zip_derived_cl180])).
% 7.31/1.74  thf(zip_derived_cl1618, plain,
% 7.31/1.74      ((![X0 : $i]:
% 7.31/1.74          (~ (c0_1 @ X0) | ~ (c3_1 @ X0) | ~ (c0_1 @ X0) | ~ (c3_1 @ X0)))
% 7.31/1.74         <= ((![X0 : $i]: ( (c1_1 @ X0) | ~ (c0_1 @ X0) | ~ (c3_1 @ X0))) & 
% 7.31/1.74             (![X1 : $i]: (~ (c3_1 @ X1) | ~ (c1_1 @ X1) | ~ (c0_1 @ X1))))),
% 7.31/1.74      inference('s_sup+', [status(thm)], [zip_derived_cl681, zip_derived_cl654])).
% 7.31/1.74  thf(zip_derived_cl1620, plain,
% 7.31/1.74      ((![X0 : $i]: (~ (c3_1 @ X0) | ~ (c0_1 @ X0)))
% 7.31/1.74         <= ((![X0 : $i]: ( (c1_1 @ X0) | ~ (c0_1 @ X0) | ~ (c3_1 @ X0))) & 
% 7.31/1.74             (![X1 : $i]: (~ (c3_1 @ X1) | ~ (c1_1 @ X1) | ~ (c0_1 @ X1))))),
% 7.31/1.74      inference('simplify', [status(thm)], [zip_derived_cl1618])).
% 7.31/1.74  thf(clause158, conjecture,
% 7.31/1.74    (~( ( hskp0 ) | ( hskp21 ) | ( c1_1 @ U ) | ( ~( ndr1_0 ) ) | 
% 7.31/1.74        ( ~( c2_1 @ U ) ) | ( ~( c0_1 @ U ) ) ))).
% 7.31/1.74  thf(zf_stmt_21, negated_conjecture,
% 7.31/1.74    (( hskp0 ) | ( hskp21 ) | ( c1_1 @ U ) | ( ~( ndr1_0 ) ) | 
% 7.31/1.74     ( ~( c2_1 @ U ) ) | ( ~( c0_1 @ U ) )),
% 7.31/1.74    inference('cnf.neg', [status(esa)], [clause158])).
% 7.31/1.74  thf(zip_derived_cl157, plain,
% 7.31/1.74      (![X0 : $i]:
% 7.31/1.74         ( (hskp0)
% 7.31/1.74          |  (hskp21)
% 7.31/1.74          |  (c1_1 @ X0)
% 7.31/1.74          | ~ (ndr1_0)
% 7.31/1.74          | ~ (c2_1 @ X0)
% 7.31/1.74          | ~ (c0_1 @ X0))),
% 7.31/1.74      inference('cnf', [status(esa)], [zf_stmt_21])).
% 7.31/1.74  thf('15', plain,
% 7.31/1.74      (( (hskp0)) | 
% 7.31/1.74       (![X0 : $i]: (~ (c2_1 @ X0) |  (c1_1 @ X0) | ~ (c0_1 @ X0))) | 
% 7.31/1.74       ( (hskp21)) | ~ ( (ndr1_0))),
% 7.31/1.74      inference('split', [status(esa)], [zip_derived_cl157])).
% 7.31/1.74  thf(clause137, conjecture, (~( ( ~( hskp0 ) ) | ( ~( c0_1 @ a1306 ) ) ))).
% 7.31/1.74  thf(zf_stmt_22, negated_conjecture, (( ~( hskp0 ) ) | ( ~( c0_1 @ a1306 ) )),
% 7.31/1.74    inference('cnf.neg', [status(esa)], [clause137])).
% 7.31/1.74  thf(zip_derived_cl136, plain, ((~ (hskp0) | ~ (c0_1 @ a1306))),
% 7.31/1.74      inference('cnf', [status(esa)], [zf_stmt_22])).
% 7.31/1.74  thf('16', plain, (~ ( (c0_1 @ a1306)) | ~ ( (hskp0))),
% 7.31/1.74      inference('split', [status(esa)], [zip_derived_cl136])).
% 7.31/1.74  thf(clause138, conjecture, (~( ( ~( hskp0 ) ) | ( ~( c1_1 @ a1306 ) ) ))).
% 7.31/1.74  thf(zf_stmt_23, negated_conjecture, (( ~( hskp0 ) ) | ( ~( c1_1 @ a1306 ) )),
% 7.31/1.74    inference('cnf.neg', [status(esa)], [clause138])).
% 7.31/1.74  thf(zip_derived_cl137, plain, ((~ (hskp0) | ~ (c1_1 @ a1306))),
% 7.31/1.74      inference('cnf', [status(esa)], [zf_stmt_23])).
% 7.31/1.74  thf('17', plain, (~ ( (c1_1 @ a1306)) | ~ ( (hskp0))),
% 7.31/1.74      inference('split', [status(esa)], [zip_derived_cl137])).
% 7.31/1.74  thf(clause139, conjecture, (~( ( ~( hskp0 ) ) | ( ~( c2_1 @ a1306 ) ) ))).
% 7.31/1.74  thf(zf_stmt_24, negated_conjecture, (( ~( hskp0 ) ) | ( ~( c2_1 @ a1306 ) )),
% 7.31/1.74    inference('cnf.neg', [status(esa)], [clause139])).
% 7.31/1.74  thf(zip_derived_cl138, plain, ((~ (hskp0) | ~ (c2_1 @ a1306))),
% 7.31/1.74      inference('cnf', [status(esa)], [zf_stmt_24])).
% 7.31/1.74  thf('18', plain, (~ ( (c2_1 @ a1306)) | ~ ( (hskp0))),
% 7.31/1.74      inference('split', [status(esa)], [zip_derived_cl138])).
% 7.31/1.74  thf(zip_derived_cl491, plain,
% 7.31/1.74      ((![X0 : $i]: ( (c2_1 @ X0) |  (c1_1 @ X0) |  (c0_1 @ X0)))
% 7.31/1.74         <= ((![X0 : $i]: ( (c2_1 @ X0) |  (c1_1 @ X0) |  (c0_1 @ X0))))),
% 7.31/1.74      inference('split', [status(esa)], [zip_derived_cl139])).
% 7.31/1.74  thf(zip_derived_cl487, plain, ((~ (c1_1 @ a1306)) <= (~ ( (c1_1 @ a1306)))),
% 7.31/1.74      inference('split', [status(esa)], [zip_derived_cl137])).
% 7.31/1.74  thf(zip_derived_cl961, plain,
% 7.31/1.74      ((( (c0_1 @ a1306) |  (c2_1 @ a1306)))
% 7.31/1.74         <= (~ ( (c1_1 @ a1306)) & 
% 7.31/1.74             (![X0 : $i]: ( (c2_1 @ X0) |  (c1_1 @ X0) |  (c0_1 @ X0))))),
% 7.31/1.74      inference('s_sup-', [status(thm)], [zip_derived_cl491, zip_derived_cl487])).
% 7.31/1.74  thf('19', plain,
% 7.31/1.74      (~ (![X0 : $i]: ( (c2_1 @ X0) |  (c1_1 @ X0) |  (c0_1 @ X0))) | 
% 7.31/1.74       ( (c0_1 @ a1306)) | ( (c1_1 @ a1306)) | ( (c2_1 @ a1306))),
% 7.31/1.74      inference('split', [status(esa)], [zip_derived_cl961])).
% 7.31/1.74  thf(clause195, conjecture,
% 7.31/1.74    (~( ( c2_1 @ W ) | ( c1_1 @ W ) | ( c0_1 @ W ) | ( c2_1 @ V ) | 
% 7.31/1.74        ( c3_1 @ U ) | ( ~( c3_1 @ V ) ) | ( ~( c1_1 @ V ) ) | 
% 7.31/1.74        ( ~( ndr1_0 ) ) | ( ~( c1_1 @ U ) ) | ( ~( c0_1 @ U ) ) ))).
% 7.31/1.74  thf(zf_stmt_25, negated_conjecture,
% 7.31/1.74    (( c2_1 @ W ) | ( c1_1 @ W ) | ( c0_1 @ W ) | ( c2_1 @ V ) | 
% 7.31/1.74     ( c3_1 @ U ) | ( ~( c3_1 @ V ) ) | ( ~( c1_1 @ V ) ) | ( ~( ndr1_0 ) ) | 
% 7.31/1.74     ( ~( c1_1 @ U ) ) | ( ~( c0_1 @ U ) )),
% 7.31/1.74    inference('cnf.neg', [status(esa)], [clause195])).
% 7.31/1.74  thf(zip_derived_cl194, plain,
% 7.31/1.74      (![X0 : $i, X1 : $i, X2 : $i]:
% 7.31/1.74         ( (c2_1 @ X0)
% 7.31/1.74          |  (c1_1 @ X0)
% 7.31/1.74          |  (c0_1 @ X0)
% 7.31/1.74          |  (c2_1 @ X1)
% 7.31/1.74          |  (c3_1 @ X2)
% 7.31/1.74          | ~ (c3_1 @ X1)
% 7.31/1.74          | ~ (c1_1 @ X1)
% 7.31/1.74          | ~ (ndr1_0)
% 7.31/1.74          | ~ (c1_1 @ X2)
% 7.31/1.74          | ~ (c0_1 @ X2))),
% 7.31/1.74      inference('cnf', [status(esa)], [zf_stmt_25])).
% 7.31/1.74  thf('20', plain,
% 7.31/1.74      ((![X0 : $i]: (~ (c1_1 @ X0) | ~ (c0_1 @ X0) |  (c3_1 @ X0))) | 
% 7.31/1.74       (![X0 : $i]: ( (c2_1 @ X0) |  (c1_1 @ X0) |  (c0_1 @ X0))) | 
% 7.31/1.74       ~ ( (ndr1_0)) | 
% 7.31/1.74       (![X1 : $i]: (~ (c3_1 @ X1) | ~ (c1_1 @ X1) |  (c2_1 @ X1)))),
% 7.31/1.74      inference('split', [status(esa)], [zip_derived_cl194])).
% 7.31/1.74  thf(clause147, conjecture,
% 7.31/1.74    (~( ( hskp18 ) | ( hskp29 ) | ( c2_1 @ U ) | ( c1_1 @ U ) | 
% 7.31/1.74        ( ~( ndr1_0 ) ) | ( ~( c0_1 @ U ) ) ))).
% 7.31/1.74  thf(zf_stmt_26, negated_conjecture,
% 7.31/1.74    (( hskp18 ) | ( hskp29 ) | ( c2_1 @ U ) | ( c1_1 @ U ) | ( ~( ndr1_0 ) ) | 
% 7.31/1.74     ( ~( c0_1 @ U ) )),
% 7.31/1.74    inference('cnf.neg', [status(esa)], [clause147])).
% 7.31/1.74  thf(zip_derived_cl146, plain,
% 7.31/1.74      (![X0 : $i]:
% 7.31/1.74         ( (hskp18)
% 7.31/1.74          |  (hskp29)
% 7.31/1.74          |  (c2_1 @ X0)
% 7.31/1.74          |  (c1_1 @ X0)
% 7.31/1.74          | ~ (ndr1_0)
% 7.31/1.74          | ~ (c0_1 @ X0))),
% 7.31/1.74      inference('cnf', [status(esa)], [zf_stmt_26])).
% 7.31/1.74  thf(zip_derived_cl518, plain,
% 7.31/1.74      ((![X0 : $i]: ( (c2_1 @ X0) |  (c1_1 @ X0) | ~ (c0_1 @ X0)))
% 7.31/1.74         <= ((![X0 : $i]: ( (c2_1 @ X0) |  (c1_1 @ X0) | ~ (c0_1 @ X0))))),
% 7.31/1.74      inference('split', [status(esa)], [zip_derived_cl146])).
% 7.31/1.74  thf(zip_derived_cl439, plain, ((~ (c1_1 @ a1326)) <= (~ ( (c1_1 @ a1326)))),
% 7.31/1.74      inference('split', [status(esa)], [zip_derived_cl113])).
% 7.31/1.74  thf(zip_derived_cl1515, plain,
% 7.31/1.74      (((~ (c0_1 @ a1326) |  (c2_1 @ a1326)))
% 7.31/1.74         <= (~ ( (c1_1 @ a1326)) & 
% 7.31/1.74             (![X0 : $i]: ( (c2_1 @ X0) |  (c1_1 @ X0) | ~ (c0_1 @ X0))))),
% 7.31/1.74      inference('s_sup-', [status(thm)], [zip_derived_cl518, zip_derived_cl439])).
% 7.31/1.74  thf('21', plain,
% 7.31/1.74      (~ (![X0 : $i]: ( (c2_1 @ X0) |  (c1_1 @ X0) | ~ (c0_1 @ X0))) | 
% 7.31/1.74       ~ ( (c0_1 @ a1326)) | ( (c1_1 @ a1326)) | ( (c2_1 @ a1326))),
% 7.31/1.74      inference('split', [status(esa)], [zip_derived_cl1515])).
% 7.31/1.74  thf('22', plain, (~ ( (c1_1 @ a1326)) | ~ ( (hskp13))),
% 7.31/1.74      inference('split', [status(esa)], [zip_derived_cl113])).
% 7.31/1.74  thf(clause142, conjecture,
% 7.31/1.74    (~( ( hskp6 ) | ( hskp10 ) | ( c3_1 @ U ) | ( c2_1 @ U ) | ( c0_1 @ U ) | 
% 7.31/1.74        ( ~( ndr1_0 ) ) ))).
% 7.31/1.74  thf(zf_stmt_27, negated_conjecture,
% 7.31/1.74    (( hskp6 ) | ( hskp10 ) | ( c3_1 @ U ) | ( c2_1 @ U ) | ( c0_1 @ U ) | 
% 7.31/1.74     ( ~( ndr1_0 ) )),
% 7.31/1.74    inference('cnf.neg', [status(esa)], [clause142])).
% 7.31/1.74  thf(zip_derived_cl141, plain,
% 7.31/1.74      (![X0 : $i]:
% 7.31/1.74         ( (hskp6)
% 7.31/1.74          |  (hskp10)
% 7.31/1.74          |  (c3_1 @ X0)
% 7.31/1.74          |  (c2_1 @ X0)
% 7.31/1.74          |  (c0_1 @ X0)
% 7.31/1.74          | ~ (ndr1_0))),
% 7.31/1.74      inference('cnf', [status(esa)], [zf_stmt_27])).
% 7.31/1.74  thf(zip_derived_cl499, plain,
% 7.31/1.74      ((![X0 : $i]: ( (c2_1 @ X0) |  (c0_1 @ X0) |  (c3_1 @ X0)))
% 7.31/1.74         <= ((![X0 : $i]: ( (c2_1 @ X0) |  (c0_1 @ X0) |  (c3_1 @ X0))))),
% 7.31/1.74      inference('split', [status(esa)], [zip_derived_cl141])).
% 7.31/1.74  thf(clause116, conjecture, (~( ( ~( hskp13 ) ) | ( ~( c3_1 @ a1326 ) ) ))).
% 7.31/1.74  thf(zf_stmt_28, negated_conjecture,
% 7.31/1.74    (( ~( hskp13 ) ) | ( ~( c3_1 @ a1326 ) )),
% 7.31/1.74    inference('cnf.neg', [status(esa)], [clause116])).
% 7.31/1.74  thf(zip_derived_cl115, plain, ((~ (hskp13) | ~ (c3_1 @ a1326))),
% 7.31/1.74      inference('cnf', [status(esa)], [zf_stmt_28])).
% 7.31/1.74  thf(zip_derived_cl443, plain, ((~ (c3_1 @ a1326)) <= (~ ( (c3_1 @ a1326)))),
% 7.31/1.74      inference('split', [status(esa)], [zip_derived_cl115])).
% 7.31/1.74  thf(zip_derived_cl1161, plain,
% 7.31/1.74      ((( (c0_1 @ a1326) |  (c2_1 @ a1326)))
% 7.31/1.74         <= (~ ( (c3_1 @ a1326)) & 
% 7.31/1.74             (![X0 : $i]: ( (c2_1 @ X0) |  (c0_1 @ X0) |  (c3_1 @ X0))))),
% 7.31/1.74      inference('s_sup-', [status(thm)], [zip_derived_cl499, zip_derived_cl443])).
% 7.31/1.74  thf('23', plain,
% 7.31/1.74      (~ (![X0 : $i]: ( (c2_1 @ X0) |  (c0_1 @ X0) |  (c3_1 @ X0))) | 
% 7.31/1.74       ( (c0_1 @ a1326)) | ( (c2_1 @ a1326)) | ( (c3_1 @ a1326))),
% 7.31/1.74      inference('split', [status(esa)], [zip_derived_cl1161])).
% 7.31/1.74  thf(clause115, conjecture, (~( ( ~( hskp13 ) ) | ( ~( c2_1 @ a1326 ) ) ))).
% 7.31/1.74  thf(zf_stmt_29, negated_conjecture,
% 7.31/1.74    (( ~( hskp13 ) ) | ( ~( c2_1 @ a1326 ) )),
% 7.31/1.74    inference('cnf.neg', [status(esa)], [clause115])).
% 7.31/1.74  thf(zip_derived_cl114, plain, ((~ (hskp13) | ~ (c2_1 @ a1326))),
% 7.31/1.74      inference('cnf', [status(esa)], [zf_stmt_29])).
% 7.31/1.74  thf('24', plain, (~ ( (c2_1 @ a1326)) | ~ ( (hskp13))),
% 7.31/1.74      inference('split', [status(esa)], [zip_derived_cl114])).
% 7.31/1.74  thf(clause166, conjecture,
% 7.31/1.74    (~( ( hskp13 ) | ( ~( ndr1_0 ) ) | ( ~( c2_1 @ U ) ) | ( ~( c1_1 @ U ) ) | 
% 7.31/1.74        ( ~( c0_1 @ U ) ) ))).
% 7.31/1.74  thf(zf_stmt_30, negated_conjecture,
% 7.31/1.74    (( hskp13 ) | ( ~( ndr1_0 ) ) | ( ~( c2_1 @ U ) ) | ( ~( c1_1 @ U ) ) | 
% 7.31/1.74     ( ~( c0_1 @ U ) )),
% 7.31/1.74    inference('cnf.neg', [status(esa)], [clause166])).
% 7.31/1.74  thf(zip_derived_cl165, plain,
% 7.31/1.74      (![X0 : $i]:
% 7.31/1.74         ( (hskp13)
% 7.31/1.74          | ~ (ndr1_0)
% 7.31/1.74          | ~ (c2_1 @ X0)
% 7.31/1.74          | ~ (c1_1 @ X0)
% 7.31/1.74          | ~ (c0_1 @ X0))),
% 7.31/1.74      inference('cnf', [status(esa)], [zf_stmt_30])).
% 7.31/1.74  thf('25', plain,
% 7.31/1.74      (( (hskp13)) | 
% 7.31/1.74       (![X0 : $i]: (~ (c2_1 @ X0) | ~ (c1_1 @ X0) | ~ (c0_1 @ X0))) | 
% 7.31/1.74       ~ ( (ndr1_0))),
% 7.31/1.74      inference('split', [status(esa)], [zip_derived_cl165])).
% 7.31/1.74  thf('26', plain, (~ ( (c3_1 @ a1326)) | ~ ( (hskp13))),
% 7.31/1.74      inference('split', [status(esa)], [zip_derived_cl115])).
% 7.31/1.74  thf(clause155, conjecture,
% 7.31/1.74    (~( ( hskp17 ) | ( hskp16 ) | ( c0_1 @ U ) | ( ~( ndr1_0 ) ) | 
% 7.31/1.74        ( ~( c2_1 @ U ) ) | ( ~( c1_1 @ U ) ) ))).
% 7.31/1.74  thf(zf_stmt_31, negated_conjecture,
% 7.31/1.74    (( hskp17 ) | ( hskp16 ) | ( c0_1 @ U ) | ( ~( ndr1_0 ) ) | 
% 7.31/1.74     ( ~( c2_1 @ U ) ) | ( ~( c1_1 @ U ) )),
% 7.31/1.74    inference('cnf.neg', [status(esa)], [clause155])).
% 7.31/1.74  thf(zip_derived_cl154, plain,
% 7.31/1.74      (![X0 : $i]:
% 7.31/1.74         ( (hskp17)
% 7.31/1.74          |  (hskp16)
% 7.31/1.74          |  (c0_1 @ X0)
% 7.31/1.74          | ~ (ndr1_0)
% 7.31/1.74          | ~ (c2_1 @ X0)
% 7.31/1.74          | ~ (c1_1 @ X0))),
% 7.31/1.74      inference('cnf', [status(esa)], [zf_stmt_31])).
% 7.31/1.74  thf(zip_derived_cl550, plain,
% 7.31/1.74      ((![X0 : $i]: (~ (c2_1 @ X0) | ~ (c1_1 @ X0) |  (c0_1 @ X0)))
% 7.31/1.74         <= ((![X0 : $i]: (~ (c2_1 @ X0) | ~ (c1_1 @ X0) |  (c0_1 @ X0))))),
% 7.31/1.74      inference('split', [status(esa)], [zip_derived_cl154])).
% 7.31/1.74  thf(zip_derived_cl383, plain, (( (c1_1 @ a1314)) <= (( (c1_1 @ a1314)))),
% 7.31/1.74      inference('split', [status(esa)], [zip_derived_cl85])).
% 7.31/1.74  thf(zip_derived_cl978, plain,
% 7.31/1.74      ((( (c0_1 @ a1314) | ~ (c2_1 @ a1314)))
% 7.31/1.74         <= (( (c1_1 @ a1314)) & 
% 7.31/1.74             (![X0 : $i]: (~ (c2_1 @ X0) | ~ (c1_1 @ X0) |  (c0_1 @ X0))))),
% 7.31/1.74      inference('s_sup+', [status(thm)], [zip_derived_cl550, zip_derived_cl383])).
% 7.31/1.74  thf('27', plain,
% 7.31/1.74      (~ (![X0 : $i]: (~ (c2_1 @ X0) | ~ (c1_1 @ X0) |  (c0_1 @ X0))) | 
% 7.31/1.74       ~ ( (c2_1 @ a1314)) | ~ ( (c1_1 @ a1314)) | ( (c0_1 @ a1314))),
% 7.31/1.74      inference('split', [status(esa)], [zip_derived_cl978])).
% 7.31/1.74  thf(clause65, conjecture, (~( ( c3_1 @ a1352 ) | ( ~( hskp21 ) ) ))).
% 7.31/1.74  thf(zf_stmt_32, negated_conjecture, (( c3_1 @ a1352 ) | ( ~( hskp21 ) )),
% 7.31/1.74    inference('cnf.neg', [status(esa)], [clause65])).
% 7.31/1.74  thf(zip_derived_cl64, plain, (( (c3_1 @ a1352) | ~ (hskp21))),
% 7.31/1.74      inference('cnf', [status(esa)], [zf_stmt_32])).
% 7.31/1.74  thf('28', plain, (( (c3_1 @ a1352)) | ~ ( (hskp21))),
% 7.31/1.74      inference('split', [status(esa)], [zip_derived_cl64])).
% 7.31/1.74  thf(clause102, conjecture, (~( ( ~( hskp21 ) ) | ( ~( c0_1 @ a1352 ) ) ))).
% 7.31/1.74  thf(zf_stmt_33, negated_conjecture,
% 7.31/1.74    (( ~( hskp21 ) ) | ( ~( c0_1 @ a1352 ) )),
% 7.31/1.74    inference('cnf.neg', [status(esa)], [clause102])).
% 7.31/1.74  thf(zip_derived_cl101, plain, ((~ (hskp21) | ~ (c0_1 @ a1352))),
% 7.31/1.74      inference('cnf', [status(esa)], [zf_stmt_33])).
% 7.31/1.74  thf('29', plain, (~ ( (hskp21)) | ~ ( (c0_1 @ a1352))),
% 7.31/1.74      inference('split', [status(esa)], [zip_derived_cl101])).
% 7.31/1.74  thf(clause103, conjecture, (~( ( ~( hskp21 ) ) | ( ~( c2_1 @ a1352 ) ) ))).
% 7.31/1.74  thf(zf_stmt_34, negated_conjecture,
% 7.31/1.74    (( ~( hskp21 ) ) | ( ~( c2_1 @ a1352 ) )),
% 7.31/1.74    inference('cnf.neg', [status(esa)], [clause103])).
% 7.31/1.74  thf(zip_derived_cl102, plain, ((~ (hskp21) | ~ (c2_1 @ a1352))),
% 7.31/1.74      inference('cnf', [status(esa)], [zf_stmt_34])).
% 7.31/1.74  thf('30', plain, (~ ( (hskp21)) | ~ ( (c2_1 @ a1352))),
% 7.31/1.74      inference('split', [status(esa)], [zip_derived_cl102])).
% 7.31/1.74  thf(zip_derived_cl634, plain,
% 7.31/1.74      ((![X0 : $i]: ( (c2_1 @ X0) |  (c0_1 @ X0) | ~ (c3_1 @ X0)))
% 7.31/1.74         <= ((![X0 : $i]: ( (c2_1 @ X0) |  (c0_1 @ X0) | ~ (c3_1 @ X0))))),
% 7.31/1.74      inference('split', [status(esa)], [zip_derived_cl175])).
% 7.31/1.74  thf(zip_derived_cl341, plain, (( (c3_1 @ a1352)) <= (( (c3_1 @ a1352)))),
% 7.31/1.74      inference('split', [status(esa)], [zip_derived_cl64])).
% 7.31/1.74  thf(zip_derived_cl1939, plain,
% 7.31/1.74      ((( (c0_1 @ a1352) |  (c2_1 @ a1352)))
% 7.31/1.74         <= (( (c3_1 @ a1352)) & 
% 7.31/1.74             (![X0 : $i]: ( (c2_1 @ X0) |  (c0_1 @ X0) | ~ (c3_1 @ X0))))),
% 7.31/1.74      inference('s_sup+', [status(thm)], [zip_derived_cl634, zip_derived_cl341])).
% 7.31/1.74  thf('31', plain,
% 7.31/1.74      (( (c0_1 @ a1352)) | ~ ( (c3_1 @ a1352)) | 
% 7.31/1.74       ~ (![X0 : $i]: ( (c2_1 @ X0) |  (c0_1 @ X0) | ~ (c3_1 @ X0))) | 
% 7.31/1.74       ( (c2_1 @ a1352))),
% 7.31/1.74      inference('split', [status(esa)], [zip_derived_cl1939])).
% 7.31/1.74  thf('32', plain, (( (c1_1 @ a1314)) | ~ ( (hskp5))),
% 7.31/1.74      inference('split', [status(esa)], [zip_derived_cl85])).
% 7.31/1.74  thf(clause40, conjecture, (~( ( hskp7 ) | ( hskp21 ) | ( hskp3 ) ))).
% 7.31/1.74  thf(zf_stmt_35, negated_conjecture, (( hskp7 ) | ( hskp21 ) | ( hskp3 )),
% 7.31/1.74    inference('cnf.neg', [status(esa)], [clause40])).
% 7.31/1.74  thf(zip_derived_cl39, plain, (( (hskp7) |  (hskp21) |  (hskp3))),
% 7.31/1.74      inference('cnf', [status(esa)], [zf_stmt_35])).
% 7.31/1.74  thf('33', plain, (( (hskp7)) | ( (hskp21)) | ( (hskp3))),
% 7.31/1.74      inference('split', [status(esa)], [zip_derived_cl39])).
% 7.31/1.74  thf(clause184, conjecture,
% 7.31/1.74    (~( ( hskp12 ) | ( c3_1 @ V ) | ( c0_1 @ V ) | ( ~( c1_1 @ V ) ) | 
% 7.31/1.74        ( ~( ndr1_0 ) ) | ( ~( c2_1 @ U ) ) | ( ~( c1_1 @ U ) ) | 
% 7.31/1.74        ( ~( c0_1 @ U ) ) ))).
% 7.31/1.74  thf(zf_stmt_36, negated_conjecture,
% 7.31/1.74    (( hskp12 ) | ( c3_1 @ V ) | ( c0_1 @ V ) | ( ~( c1_1 @ V ) ) | 
% 7.31/1.74     ( ~( ndr1_0 ) ) | ( ~( c2_1 @ U ) ) | ( ~( c1_1 @ U ) ) | 
% 7.31/1.74     ( ~( c0_1 @ U ) )),
% 7.31/1.74    inference('cnf.neg', [status(esa)], [clause184])).
% 7.31/1.74  thf(zip_derived_cl183, plain,
% 7.31/1.74      (![X0 : $i, X1 : $i]:
% 7.31/1.74         ( (hskp12)
% 7.31/1.74          |  (c3_1 @ X0)
% 7.31/1.74          |  (c0_1 @ X0)
% 7.31/1.74          | ~ (c1_1 @ X0)
% 7.31/1.74          | ~ (ndr1_0)
% 7.31/1.74          | ~ (c2_1 @ X1)
% 7.31/1.74          | ~ (c1_1 @ X1)
% 7.31/1.74          | ~ (c0_1 @ X1))),
% 7.31/1.74      inference('cnf', [status(esa)], [zf_stmt_36])).
% 7.31/1.74  thf('34', plain,
% 7.31/1.74      (( (hskp12)) | 
% 7.31/1.74       (![X0 : $i]: (~ (c1_1 @ X0) |  (c0_1 @ X0) |  (c3_1 @ X0))) | 
% 7.31/1.74       ~ ( (ndr1_0)) | 
% 7.31/1.74       (![X0 : $i]: (~ (c2_1 @ X0) | ~ (c1_1 @ X0) | ~ (c0_1 @ X0)))),
% 7.31/1.74      inference('split', [status(esa)], [zip_derived_cl183])).
% 7.31/1.74  thf(clause163, conjecture,
% 7.31/1.74    (~( ( hskp18 ) | ( hskp30 ) | ( c3_1 @ U ) | ( ~( ndr1_0 ) ) | 
% 7.31/1.74        ( ~( c2_1 @ U ) ) | ( ~( c0_1 @ U ) ) ))).
% 7.31/1.74  thf(zf_stmt_37, negated_conjecture,
% 7.31/1.74    (( hskp18 ) | ( hskp30 ) | ( c3_1 @ U ) | ( ~( ndr1_0 ) ) | 
% 7.31/1.74     ( ~( c2_1 @ U ) ) | ( ~( c0_1 @ U ) )),
% 7.31/1.74    inference('cnf.neg', [status(esa)], [clause163])).
% 7.31/1.74  thf(zip_derived_cl162, plain,
% 7.31/1.74      (![X0 : $i]:
% 7.31/1.74         ( (hskp18)
% 7.31/1.74          |  (hskp30)
% 7.31/1.74          |  (c3_1 @ X0)
% 7.31/1.74          | ~ (ndr1_0)
% 7.31/1.74          | ~ (c2_1 @ X0)
% 7.31/1.74          | ~ (c0_1 @ X0))),
% 7.31/1.74      inference('cnf', [status(esa)], [zf_stmt_37])).
% 7.31/1.74  thf('35', plain,
% 7.31/1.74      (( (hskp18)) | 
% 7.31/1.74       (![X0 : $i]: (~ (c2_1 @ X0) | ~ (c0_1 @ X0) |  (c3_1 @ X0))) | 
% 7.31/1.74       ~ ( (ndr1_0)) | ( (hskp30))),
% 7.31/1.74      inference('split', [status(esa)], [zip_derived_cl162])).
% 7.31/1.74  thf(clause179, conjecture,
% 7.31/1.74    (~( ( hskp4 ) | ( c3_1 @ V ) | ( c0_1 @ V ) | ( c0_1 @ U ) | 
% 7.31/1.74        ( ~( c2_1 @ V ) ) | ( ~( ndr1_0 ) ) | ( ~( c3_1 @ U ) ) | 
% 7.31/1.74        ( ~( c1_1 @ U ) ) ))).
% 7.31/1.74  thf(zf_stmt_38, negated_conjecture,
% 7.31/1.74    (( hskp4 ) | ( c3_1 @ V ) | ( c0_1 @ V ) | ( c0_1 @ U ) | 
% 7.31/1.74     ( ~( c2_1 @ V ) ) | ( ~( ndr1_0 ) ) | ( ~( c3_1 @ U ) ) | 
% 7.31/1.74     ( ~( c1_1 @ U ) )),
% 7.31/1.74    inference('cnf.neg', [status(esa)], [clause179])).
% 7.31/1.74  thf(zip_derived_cl178, plain,
% 7.31/1.74      (![X0 : $i, X1 : $i]:
% 7.31/1.74         ( (hskp4)
% 7.31/1.74          |  (c3_1 @ X0)
% 7.31/1.74          |  (c0_1 @ X0)
% 7.31/1.74          |  (c0_1 @ X1)
% 7.31/1.74          | ~ (c2_1 @ X0)
% 7.31/1.74          | ~ (ndr1_0)
% 7.31/1.74          | ~ (c3_1 @ X1)
% 7.31/1.74          | ~ (c1_1 @ X1))),
% 7.31/1.74      inference('cnf', [status(esa)], [zf_stmt_38])).
% 7.31/1.74  thf(zip_derived_cl645, plain,
% 7.31/1.74      ((![X1 : $i]: (~ (c3_1 @ X1) | ~ (c1_1 @ X1) |  (c0_1 @ X1)))
% 7.31/1.74         <= ((![X1 : $i]: (~ (c3_1 @ X1) | ~ (c1_1 @ X1) |  (c0_1 @ X1))))),
% 7.31/1.74      inference('split', [status(esa)], [zip_derived_cl178])).
% 7.31/1.74  thf(clause70, conjecture, (~( ( c1_1 @ a1339 ) | ( ~( hskp18 ) ) ))).
% 7.31/1.74  thf(zf_stmt_39, negated_conjecture, (( c1_1 @ a1339 ) | ( ~( hskp18 ) )),
% 7.31/1.74    inference('cnf.neg', [status(esa)], [clause70])).
% 7.31/1.74  thf(zip_derived_cl69, plain, (( (c1_1 @ a1339) | ~ (hskp18))),
% 7.31/1.74      inference('cnf', [status(esa)], [zf_stmt_39])).
% 7.31/1.74  thf(zip_derived_cl351, plain, (( (c1_1 @ a1339)) <= (( (c1_1 @ a1339)))),
% 7.31/1.74      inference('split', [status(esa)], [zip_derived_cl69])).
% 7.31/1.74  thf(zip_derived_cl1112, plain,
% 7.31/1.74      ((( (c0_1 @ a1339) | ~ (c3_1 @ a1339)))
% 7.31/1.74         <= (( (c1_1 @ a1339)) & 
% 7.31/1.74             (![X1 : $i]: (~ (c3_1 @ X1) | ~ (c1_1 @ X1) |  (c0_1 @ X1))))),
% 7.31/1.74      inference('s_sup+', [status(thm)], [zip_derived_cl645, zip_derived_cl351])).
% 7.31/1.74  thf('36', plain,
% 7.31/1.74      (~ (![X1 : $i]: (~ (c3_1 @ X1) | ~ (c1_1 @ X1) |  (c0_1 @ X1))) | 
% 7.31/1.74       ~ ( (c3_1 @ a1339)) | ~ ( (c1_1 @ a1339)) | ( (c0_1 @ a1339))),
% 7.31/1.74      inference('split', [status(esa)], [zip_derived_cl1112])).
% 7.31/1.74  thf(zip_derived_cl503, plain,
% 7.31/1.74      ((![X0 : $i]: (~ (c1_1 @ X0) |  (c0_1 @ X0) |  (c3_1 @ X0)))
% 7.31/1.74         <= ((![X0 : $i]: (~ (c1_1 @ X0) |  (c0_1 @ X0) |  (c3_1 @ X0))))),
% 7.31/1.74      inference('split', [status(esa)], [zip_derived_cl142])).
% 7.31/1.74  thf(zip_derived_cl351, plain, (( (c1_1 @ a1339)) <= (( (c1_1 @ a1339)))),
% 7.31/1.74      inference('split', [status(esa)], [zip_derived_cl69])).
% 7.31/1.74  thf(zip_derived_cl1226, plain,
% 7.31/1.74      ((( (c3_1 @ a1339) |  (c0_1 @ a1339)))
% 7.31/1.74         <= (( (c1_1 @ a1339)) & 
% 7.31/1.74             (![X0 : $i]: (~ (c1_1 @ X0) |  (c0_1 @ X0) |  (c3_1 @ X0))))),
% 7.31/1.74      inference('s_sup+', [status(thm)], [zip_derived_cl503, zip_derived_cl351])).
% 7.31/1.74  thf('37', plain,
% 7.31/1.74      (~ (![X0 : $i]: (~ (c1_1 @ X0) |  (c0_1 @ X0) |  (c3_1 @ X0))) | 
% 7.31/1.74       ( (c3_1 @ a1339)) | ( (c0_1 @ a1339)) | ~ ( (c1_1 @ a1339))),
% 7.31/1.74      inference('split', [status(esa)], [zip_derived_cl1226])).
% 7.31/1.74  thf(clause156, conjecture,
% 7.31/1.74    (~( ( hskp2 ) | ( hskp20 ) | ( c1_1 @ U ) | ( ~( ndr1_0 ) ) | 
% 7.31/1.74        ( ~( c2_1 @ U ) ) | ( ~( c0_1 @ U ) ) ))).
% 7.31/1.74  thf(zf_stmt_40, negated_conjecture,
% 7.31/1.74    (( hskp2 ) | ( hskp20 ) | ( c1_1 @ U ) | ( ~( ndr1_0 ) ) | 
% 7.31/1.74     ( ~( c2_1 @ U ) ) | ( ~( c0_1 @ U ) )),
% 7.31/1.74    inference('cnf.neg', [status(esa)], [clause156])).
% 7.31/1.74  thf(zip_derived_cl155, plain,
% 7.31/1.74      (![X0 : $i]:
% 7.31/1.74         ( (hskp2)
% 7.31/1.74          |  (hskp20)
% 7.31/1.74          |  (c1_1 @ X0)
% 7.31/1.74          | ~ (ndr1_0)
% 7.31/1.74          | ~ (c2_1 @ X0)
% 7.31/1.74          | ~ (c0_1 @ X0))),
% 7.31/1.74      inference('cnf', [status(esa)], [zf_stmt_40])).
% 7.31/1.74  thf(zip_derived_cl554, plain,
% 7.31/1.74      ((![X0 : $i]: (~ (c2_1 @ X0) |  (c1_1 @ X0) | ~ (c0_1 @ X0)))
% 7.31/1.74         <= ((![X0 : $i]: (~ (c2_1 @ X0) |  (c1_1 @ X0) | ~ (c0_1 @ X0))))),
% 7.31/1.74      inference('split', [status(esa)], [zip_derived_cl155])).
% 7.31/1.74  thf(clause118, conjecture, (~( ( ~( hskp11 ) ) | ( ~( c1_1 @ a1324 ) ) ))).
% 7.31/1.74  thf(zf_stmt_41, negated_conjecture,
% 7.31/1.74    (( ~( hskp11 ) ) | ( ~( c1_1 @ a1324 ) )),
% 7.31/1.74    inference('cnf.neg', [status(esa)], [clause118])).
% 7.31/1.74  thf(zip_derived_cl117, plain, ((~ (hskp11) | ~ (c1_1 @ a1324))),
% 7.31/1.74      inference('cnf', [status(esa)], [zf_stmt_41])).
% 7.31/1.74  thf(zip_derived_cl447, plain, ((~ (c1_1 @ a1324)) <= (~ ( (c1_1 @ a1324)))),
% 7.31/1.74      inference('split', [status(esa)], [zip_derived_cl117])).
% 7.31/1.74  thf(zip_derived_cl1356, plain,
% 7.31/1.74      (((~ (c0_1 @ a1324) | ~ (c2_1 @ a1324)))
% 7.31/1.74         <= (~ ( (c1_1 @ a1324)) & 
% 7.31/1.74             (![X0 : $i]: (~ (c2_1 @ X0) |  (c1_1 @ X0) | ~ (c0_1 @ X0))))),
% 7.31/1.74      inference('s_sup-', [status(thm)], [zip_derived_cl554, zip_derived_cl447])).
% 7.31/1.74  thf('38', plain,
% 7.31/1.74      (~ ( (c2_1 @ a1324)) | ( (c1_1 @ a1324)) | 
% 7.31/1.74       ~ (![X0 : $i]: (~ (c2_1 @ X0) |  (c1_1 @ X0) | ~ (c0_1 @ X0))) | 
% 7.31/1.74       ~ ( (c0_1 @ a1324))),
% 7.31/1.74      inference('split', [status(esa)], [zip_derived_cl1356])).
% 7.31/1.74  thf(clause185, conjecture,
% 7.31/1.74    (~( ( hskp28 ) | ( c0_1 @ V ) | ( c2_1 @ U ) | ( ~( c2_1 @ V ) ) | 
% 7.31/1.74        ( ~( c1_1 @ V ) ) | ( ~( ndr1_0 ) ) | ( ~( c3_1 @ U ) ) | 
% 7.31/1.74        ( ~( c0_1 @ U ) ) ))).
% 7.31/1.74  thf(zf_stmt_42, negated_conjecture,
% 7.31/1.74    (( hskp28 ) | ( c0_1 @ V ) | ( c2_1 @ U ) | ( ~( c2_1 @ V ) ) | 
% 7.31/1.74     ( ~( c1_1 @ V ) ) | ( ~( ndr1_0 ) ) | ( ~( c3_1 @ U ) ) | 
% 7.31/1.74     ( ~( c0_1 @ U ) )),
% 7.31/1.74    inference('cnf.neg', [status(esa)], [clause185])).
% 7.31/1.74  thf(zip_derived_cl184, plain,
% 7.31/1.74      (![X0 : $i, X1 : $i]:
% 7.31/1.74         ( (hskp28)
% 7.31/1.74          |  (c0_1 @ X0)
% 7.31/1.74          |  (c2_1 @ X1)
% 7.31/1.74          | ~ (c2_1 @ X0)
% 7.31/1.74          | ~ (c1_1 @ X0)
% 7.31/1.74          | ~ (ndr1_0)
% 7.31/1.74          | ~ (c3_1 @ X1)
% 7.31/1.74          | ~ (c0_1 @ X1))),
% 7.31/1.74      inference('cnf', [status(esa)], [zf_stmt_42])).
% 7.31/1.74  thf('39', plain,
% 7.31/1.74      (( (hskp28)) | 
% 7.31/1.74       (![X1 : $i]: (~ (c3_1 @ X1) |  (c2_1 @ X1) | ~ (c0_1 @ X1))) | 
% 7.31/1.74       ~ ( (ndr1_0)) | 
% 7.31/1.74       (![X0 : $i]: (~ (c2_1 @ X0) | ~ (c1_1 @ X0) |  (c0_1 @ X0)))),
% 7.31/1.74      inference('split', [status(esa)], [zip_derived_cl184])).
% 7.31/1.74  thf(zip_derived_cl550, plain,
% 7.31/1.74      ((![X0 : $i]: (~ (c2_1 @ X0) | ~ (c1_1 @ X0) |  (c0_1 @ X0)))
% 7.31/1.74         <= ((![X0 : $i]: (~ (c2_1 @ X0) | ~ (c1_1 @ X0) |  (c0_1 @ X0))))),
% 7.31/1.74      inference('split', [status(esa)], [zip_derived_cl154])).
% 7.31/1.74  thf(clause50, conjecture, (~( ( c1_1 @ a1338 ) | ( ~( hskp29 ) ) ))).
% 7.31/1.74  thf(zf_stmt_43, negated_conjecture, (( c1_1 @ a1338 ) | ( ~( hskp29 ) )),
% 7.31/1.74    inference('cnf.neg', [status(esa)], [clause50])).
% 7.31/1.74  thf(zip_derived_cl49, plain, (( (c1_1 @ a1338) | ~ (hskp29))),
% 7.31/1.74      inference('cnf', [status(esa)], [zf_stmt_43])).
% 7.31/1.74  thf(zip_derived_cl311, plain, (( (c1_1 @ a1338)) <= (( (c1_1 @ a1338)))),
% 7.31/1.74      inference('split', [status(esa)], [zip_derived_cl49])).
% 7.31/1.74  thf(zip_derived_cl969, plain,
% 7.31/1.74      ((( (c0_1 @ a1338) | ~ (c2_1 @ a1338)))
% 7.31/1.74         <= (( (c1_1 @ a1338)) & 
% 7.31/1.74             (![X0 : $i]: (~ (c2_1 @ X0) | ~ (c1_1 @ X0) |  (c0_1 @ X0))))),
% 7.31/1.74      inference('s_sup+', [status(thm)], [zip_derived_cl550, zip_derived_cl311])).
% 7.31/1.74  thf('40', plain,
% 7.31/1.74      (~ (![X0 : $i]: (~ (c2_1 @ X0) | ~ (c1_1 @ X0) |  (c0_1 @ X0))) | 
% 7.31/1.74       ( (c0_1 @ a1338)) | ~ ( (c1_1 @ a1338)) | ~ ( (c2_1 @ a1338))),
% 7.31/1.74      inference('split', [status(esa)], [zip_derived_cl969])).
% 7.31/1.74  thf(zip_derived_cl681, plain,
% 7.31/1.74      ((![X1 : $i]: (~ (c3_1 @ X1) | ~ (c1_1 @ X1) | ~ (c0_1 @ X1)))
% 7.31/1.74         <= ((![X1 : $i]: (~ (c3_1 @ X1) | ~ (c1_1 @ X1) | ~ (c0_1 @ X1))))),
% 7.31/1.74      inference('split', [status(esa)], [zip_derived_cl187])).
% 7.31/1.74  thf(zip_derived_cl311, plain, (( (c1_1 @ a1338)) <= (( (c1_1 @ a1338)))),
% 7.31/1.74      inference('split', [status(esa)], [zip_derived_cl49])).
% 7.31/1.74  thf(zip_derived_cl798, plain,
% 7.31/1.74      (((~ (c0_1 @ a1338) | ~ (c3_1 @ a1338)))
% 7.31/1.74         <= (( (c1_1 @ a1338)) & 
% 7.31/1.74             (![X1 : $i]: (~ (c3_1 @ X1) | ~ (c1_1 @ X1) | ~ (c0_1 @ X1))))),
% 7.31/1.74      inference('s_sup+', [status(thm)], [zip_derived_cl681, zip_derived_cl311])).
% 7.31/1.74  thf('41', plain,
% 7.31/1.74      (~ ( (c0_1 @ a1338)) | ~ ( (c1_1 @ a1338)) | 
% 7.31/1.74       ~ (![X1 : $i]: (~ (c3_1 @ X1) | ~ (c1_1 @ X1) | ~ (c0_1 @ X1))) | 
% 7.31/1.74       ~ ( (c3_1 @ a1338))),
% 7.31/1.74      inference('split', [status(esa)], [zip_derived_cl798])).
% 7.31/1.74  thf(zip_derived_cl617, plain,
% 7.31/1.74      ((![X1 : $i]: (~ (c3_1 @ X1) |  (c2_1 @ X1) | ~ (c0_1 @ X1)))
% 7.31/1.74         <= ((![X1 : $i]: (~ (c3_1 @ X1) |  (c2_1 @ X1) | ~ (c0_1 @ X1))))),
% 7.31/1.74      inference('split', [status(esa)], [zip_derived_cl171])).
% 7.31/1.74  thf(clause80, conjecture, (~( ( c3_1 @ a1324 ) | ( ~( hskp11 ) ) ))).
% 7.31/1.74  thf(zf_stmt_44, negated_conjecture, (( c3_1 @ a1324 ) | ( ~( hskp11 ) )),
% 7.31/1.74    inference('cnf.neg', [status(esa)], [clause80])).
% 7.31/1.74  thf(zip_derived_cl79, plain, (( (c3_1 @ a1324) | ~ (hskp11))),
% 7.31/1.74      inference('cnf', [status(esa)], [zf_stmt_44])).
% 7.31/1.74  thf(zip_derived_cl371, plain, (( (c3_1 @ a1324)) <= (( (c3_1 @ a1324)))),
% 7.31/1.74      inference('split', [status(esa)], [zip_derived_cl79])).
% 7.31/1.74  thf(zip_derived_cl1027, plain,
% 7.31/1.74      (((~ (c0_1 @ a1324) |  (c2_1 @ a1324)))
% 7.31/1.74         <= (( (c3_1 @ a1324)) & 
% 7.31/1.74             (![X1 : $i]: (~ (c3_1 @ X1) |  (c2_1 @ X1) | ~ (c0_1 @ X1))))),
% 7.31/1.74      inference('s_sup+', [status(thm)], [zip_derived_cl617, zip_derived_cl371])).
% 7.31/1.74  thf('42', plain,
% 7.31/1.74      (~ (![X1 : $i]: (~ (c3_1 @ X1) |  (c2_1 @ X1) | ~ (c0_1 @ X1))) | 
% 7.31/1.74       ( (c2_1 @ a1324)) | ~ ( (c0_1 @ a1324)) | ~ ( (c3_1 @ a1324))),
% 7.31/1.74      inference('split', [status(esa)], [zip_derived_cl1027])).
% 7.31/1.74  thf(clause37, conjecture, (~( ( hskp14 ) | ( hskp25 ) | ( hskp28 ) ))).
% 7.31/1.74  thf(zf_stmt_45, negated_conjecture, (( hskp14 ) | ( hskp25 ) | ( hskp28 )),
% 7.31/1.74    inference('cnf.neg', [status(esa)], [clause37])).
% 7.31/1.74  thf(zip_derived_cl36, plain, (( (hskp14) |  (hskp25) |  (hskp28))),
% 7.31/1.74      inference('cnf', [status(esa)], [zf_stmt_45])).
% 7.31/1.74  thf('43', plain, (( (hskp14)) | ( (hskp28)) | ( (hskp25))),
% 7.31/1.74      inference('split', [status(esa)], [zip_derived_cl36])).
% 7.31/1.74  thf(clause47, conjecture, (~( ( c0_1 @ a1372 ) | ( ~( hskp30 ) ) ))).
% 7.31/1.74  thf(zf_stmt_46, negated_conjecture, (( c0_1 @ a1372 ) | ( ~( hskp30 ) )),
% 7.31/1.74    inference('cnf.neg', [status(esa)], [clause47])).
% 7.31/1.74  thf(zip_derived_cl46, plain, (( (c0_1 @ a1372) | ~ (hskp30))),
% 7.31/1.74      inference('cnf', [status(esa)], [zf_stmt_46])).
% 7.31/1.74  thf('44', plain, (~ ( (hskp30)) | ( (c0_1 @ a1372))),
% 7.31/1.74      inference('split', [status(esa)], [zip_derived_cl46])).
% 7.31/1.74  thf(clause48, conjecture, (~( ( c1_1 @ a1372 ) | ( ~( hskp30 ) ) ))).
% 7.31/1.74  thf(zf_stmt_47, negated_conjecture, (( c1_1 @ a1372 ) | ( ~( hskp30 ) )),
% 7.31/1.74    inference('cnf.neg', [status(esa)], [clause48])).
% 7.31/1.74  thf(zip_derived_cl47, plain, (( (c1_1 @ a1372) | ~ (hskp30))),
% 7.31/1.74      inference('cnf', [status(esa)], [zf_stmt_47])).
% 7.31/1.74  thf('45', plain, (~ ( (hskp30)) | ( (c1_1 @ a1372))),
% 7.31/1.74      inference('split', [status(esa)], [zip_derived_cl47])).
% 7.31/1.74  thf(clause49, conjecture, (~( ( c3_1 @ a1372 ) | ( ~( hskp30 ) ) ))).
% 7.31/1.74  thf(zf_stmt_48, negated_conjecture, (( c3_1 @ a1372 ) | ( ~( hskp30 ) )),
% 7.31/1.74    inference('cnf.neg', [status(esa)], [clause49])).
% 7.31/1.74  thf(zip_derived_cl48, plain, (( (c3_1 @ a1372) | ~ (hskp30))),
% 7.31/1.74      inference('cnf', [status(esa)], [zf_stmt_48])).
% 7.31/1.74  thf('46', plain, (~ ( (hskp30)) | ( (c3_1 @ a1372))),
% 7.31/1.74      inference('split', [status(esa)], [zip_derived_cl48])).
% 7.31/1.74  thf(zip_derived_cl681, plain,
% 7.31/1.74      ((![X1 : $i]: (~ (c3_1 @ X1) | ~ (c1_1 @ X1) | ~ (c0_1 @ X1)))
% 7.31/1.74         <= ((![X1 : $i]: (~ (c3_1 @ X1) | ~ (c1_1 @ X1) | ~ (c0_1 @ X1))))),
% 7.31/1.74      inference('split', [status(esa)], [zip_derived_cl187])).
% 7.31/1.74  thf(zip_derived_cl307, plain, (( (c1_1 @ a1372)) <= (( (c1_1 @ a1372)))),
% 7.31/1.74      inference('split', [status(esa)], [zip_derived_cl47])).
% 7.31/1.74  thf(zip_derived_cl797, plain,
% 7.31/1.74      (((~ (c0_1 @ a1372) | ~ (c3_1 @ a1372)))
% 7.31/1.74         <= (( (c1_1 @ a1372)) & 
% 7.31/1.74             (![X1 : $i]: (~ (c3_1 @ X1) | ~ (c1_1 @ X1) | ~ (c0_1 @ X1))))),
% 7.31/1.74      inference('s_sup+', [status(thm)], [zip_derived_cl681, zip_derived_cl307])).
% 7.31/1.74  thf('47', plain,
% 7.31/1.74      (~ ( (c1_1 @ a1372)) | ~ ( (c3_1 @ a1372)) | 
% 7.31/1.74       ~ (![X1 : $i]: (~ (c3_1 @ X1) | ~ (c1_1 @ X1) | ~ (c0_1 @ X1))) | 
% 7.31/1.74       ~ ( (c0_1 @ a1372))),
% 7.31/1.74      inference('split', [status(esa)], [zip_derived_cl797])).
% 7.31/1.74  thf(clause198, conjecture,
% 7.31/1.74    (~( ( c3_1 @ W ) | ( c0_1 @ W ) | ( c0_1 @ V ) | ( c1_1 @ U ) | 
% 7.31/1.74        ( ~( c2_1 @ W ) ) | ( ~( c3_1 @ V ) ) | ( ~( c2_1 @ V ) ) | 
% 7.31/1.74        ( ~( ndr1_0 ) ) | ( ~( c2_1 @ U ) ) | ( ~( c0_1 @ U ) ) ))).
% 7.31/1.74  thf(zf_stmt_49, negated_conjecture,
% 7.31/1.74    (( c3_1 @ W ) | ( c0_1 @ W ) | ( c0_1 @ V ) | ( c1_1 @ U ) | 
% 7.31/1.74     ( ~( c2_1 @ W ) ) | ( ~( c3_1 @ V ) ) | ( ~( c2_1 @ V ) ) | 
% 7.31/1.74     ( ~( ndr1_0 ) ) | ( ~( c2_1 @ U ) ) | ( ~( c0_1 @ U ) )),
% 7.31/1.74    inference('cnf.neg', [status(esa)], [clause198])).
% 7.31/1.74  thf(zip_derived_cl197, plain,
% 7.31/1.74      (![X0 : $i, X1 : $i, X2 : $i]:
% 7.31/1.74         ( (c3_1 @ X0)
% 7.31/1.74          |  (c0_1 @ X0)
% 7.31/1.74          |  (c0_1 @ X1)
% 7.31/1.74          |  (c1_1 @ X2)
% 7.31/1.74          | ~ (c2_1 @ X0)
% 7.31/1.74          | ~ (c3_1 @ X1)
% 7.31/1.74          | ~ (c2_1 @ X1)
% 7.31/1.74          | ~ (ndr1_0)
% 7.31/1.74          | ~ (c2_1 @ X2)
% 7.31/1.74          | ~ (c0_1 @ X2))),
% 7.31/1.74      inference('cnf', [status(esa)], [zf_stmt_49])).
% 7.31/1.74  thf('48', plain,
% 7.31/1.74      ((![X0 : $i]: (~ (c2_1 @ X0) |  (c1_1 @ X0) | ~ (c0_1 @ X0))) | 
% 7.31/1.74       (![X1 : $i]: (~ (c3_1 @ X1) | ~ (c2_1 @ X1) |  (c0_1 @ X1))) | 
% 7.31/1.74       ~ ( (ndr1_0)) | 
% 7.31/1.74       (![X0 : $i]: (~ (c2_1 @ X0) |  (c0_1 @ X0) |  (c3_1 @ X0)))),
% 7.31/1.74      inference('split', [status(esa)], [zip_derived_cl197])).
% 7.31/1.74  thf(clause161, conjecture,
% 7.31/1.74    (~( ( hskp8 ) | ( hskp14 ) | ( c3_1 @ U ) | ( ~( ndr1_0 ) ) | 
% 7.31/1.74        ( ~( c1_1 @ U ) ) | ( ~( c0_1 @ U ) ) ))).
% 7.31/1.74  thf(zf_stmt_50, negated_conjecture,
% 7.31/1.74    (( hskp8 ) | ( hskp14 ) | ( c3_1 @ U ) | ( ~( ndr1_0 ) ) | 
% 7.31/1.74     ( ~( c1_1 @ U ) ) | ( ~( c0_1 @ U ) )),
% 7.31/1.74    inference('cnf.neg', [status(esa)], [clause161])).
% 7.31/1.74  thf(zip_derived_cl160, plain,
% 7.31/1.74      (![X0 : $i]:
% 7.31/1.74         ( (hskp8)
% 7.31/1.74          |  (hskp14)
% 7.31/1.74          |  (c3_1 @ X0)
% 7.31/1.74          | ~ (ndr1_0)
% 7.31/1.74          | ~ (c1_1 @ X0)
% 7.31/1.74          | ~ (c0_1 @ X0))),
% 7.31/1.74      inference('cnf', [status(esa)], [zf_stmt_50])).
% 7.31/1.74  thf(zip_derived_cl574, plain,
% 7.31/1.74      ((![X0 : $i]: (~ (c1_1 @ X0) | ~ (c0_1 @ X0) |  (c3_1 @ X0)))
% 7.31/1.74         <= ((![X0 : $i]: (~ (c1_1 @ X0) | ~ (c0_1 @ X0) |  (c3_1 @ X0))))),
% 7.31/1.74      inference('split', [status(esa)], [zip_derived_cl160])).
% 7.31/1.74  thf(clause74, conjecture, (~( ( c1_1 @ a1331 ) | ( ~( hskp15 ) ) ))).
% 7.31/1.74  thf(zf_stmt_51, negated_conjecture, (( c1_1 @ a1331 ) | ( ~( hskp15 ) )),
% 7.31/1.74    inference('cnf.neg', [status(esa)], [clause74])).
% 7.31/1.74  thf(zip_derived_cl73, plain, (( (c1_1 @ a1331) | ~ (hskp15))),
% 7.31/1.74      inference('cnf', [status(esa)], [zf_stmt_51])).
% 7.31/1.74  thf(zip_derived_cl359, plain, (( (c1_1 @ a1331)) <= (( (c1_1 @ a1331)))),
% 7.31/1.74      inference('split', [status(esa)], [zip_derived_cl73])).
% 7.31/1.74  thf(zip_derived_cl1004, plain,
% 7.31/1.74      ((( (c3_1 @ a1331) | ~ (c0_1 @ a1331)))
% 7.31/1.74         <= (( (c1_1 @ a1331)) & 
% 7.31/1.74             (![X0 : $i]: (~ (c1_1 @ X0) | ~ (c0_1 @ X0) |  (c3_1 @ X0))))),
% 7.31/1.74      inference('s_sup+', [status(thm)], [zip_derived_cl574, zip_derived_cl359])).
% 7.31/1.74  thf('49', plain,
% 7.31/1.74      (~ ( (c0_1 @ a1331)) | ~ ( (c1_1 @ a1331)) | 
% 7.31/1.74       ~ (![X0 : $i]: (~ (c1_1 @ X0) | ~ (c0_1 @ X0) |  (c3_1 @ X0))) | 
% 7.31/1.74       ( (c3_1 @ a1331))),
% 7.31/1.74      inference('split', [status(esa)], [zip_derived_cl1004])).
% 7.31/1.74  thf(clause164, conjecture,
% 7.31/1.74    (~( ( hskp12 ) | ( hskp14 ) | ( c3_1 @ U ) | ( ~( ndr1_0 ) ) | 
% 7.31/1.74        ( ~( c2_1 @ U ) ) | ( ~( c0_1 @ U ) ) ))).
% 7.31/1.74  thf(zf_stmt_52, negated_conjecture,
% 7.31/1.74    (( hskp12 ) | ( hskp14 ) | ( c3_1 @ U ) | ( ~( ndr1_0 ) ) | 
% 7.31/1.74     ( ~( c2_1 @ U ) ) | ( ~( c0_1 @ U ) )),
% 7.31/1.74    inference('cnf.neg', [status(esa)], [clause164])).
% 7.31/1.74  thf(zip_derived_cl163, plain,
% 7.31/1.74      (![X0 : $i]:
% 7.31/1.74         ( (hskp12)
% 7.31/1.74          |  (hskp14)
% 7.31/1.74          |  (c3_1 @ X0)
% 7.31/1.74          | ~ (ndr1_0)
% 7.31/1.74          | ~ (c2_1 @ X0)
% 7.31/1.74          | ~ (c0_1 @ X0))),
% 7.31/1.74      inference('cnf', [status(esa)], [zf_stmt_52])).
% 7.31/1.74  thf('50', plain,
% 7.31/1.74      (( (hskp14)) | ( (hskp12)) | 
% 7.31/1.74       (![X0 : $i]: (~ (c2_1 @ X0) | ~ (c0_1 @ X0) |  (c3_1 @ X0))) | 
% 7.31/1.74       ~ ( (ndr1_0))),
% 7.31/1.74      inference('split', [status(esa)], [zip_derived_cl163])).
% 7.31/1.74  thf(zip_derived_cl550, plain,
% 7.31/1.74      ((![X0 : $i]: (~ (c2_1 @ X0) | ~ (c1_1 @ X0) |  (c0_1 @ X0)))
% 7.31/1.74         <= ((![X0 : $i]: (~ (c2_1 @ X0) | ~ (c1_1 @ X0) |  (c0_1 @ X0))))),
% 7.31/1.74      inference('split', [status(esa)], [zip_derived_cl154])).
% 7.31/1.74  thf(zip_derived_cl359, plain, (( (c1_1 @ a1331)) <= (( (c1_1 @ a1331)))),
% 7.31/1.74      inference('split', [status(esa)], [zip_derived_cl73])).
% 7.31/1.74  thf(zip_derived_cl976, plain,
% 7.31/1.74      ((( (c0_1 @ a1331) | ~ (c2_1 @ a1331)))
% 7.31/1.74         <= (( (c1_1 @ a1331)) & 
% 7.31/1.74             (![X0 : $i]: (~ (c2_1 @ X0) | ~ (c1_1 @ X0) |  (c0_1 @ X0))))),
% 7.31/1.74      inference('s_sup+', [status(thm)], [zip_derived_cl550, zip_derived_cl359])).
% 7.31/1.74  thf(zip_derived_cl2372, plain, (( (c0_1 @ a1331)) <= (( (c0_1 @ a1331)))),
% 7.31/1.74      inference('split', [status(esa)], [zip_derived_cl976])).
% 7.31/1.74  thf(zip_derived_cl594, plain,
% 7.31/1.74      ((![X0 : $i]: (~ (c2_1 @ X0) | ~ (c1_1 @ X0) | ~ (c0_1 @ X0)))
% 7.31/1.74         <= ((![X0 : $i]: (~ (c2_1 @ X0) | ~ (c1_1 @ X0) | ~ (c0_1 @ X0))))),
% 7.31/1.74      inference('split', [status(esa)], [zip_derived_cl165])).
% 7.31/1.74  thf(zip_derived_cl554, plain,
% 7.31/1.74      ((![X0 : $i]: (~ (c2_1 @ X0) |  (c1_1 @ X0) | ~ (c0_1 @ X0)))
% 7.31/1.74         <= ((![X0 : $i]: (~ (c2_1 @ X0) |  (c1_1 @ X0) | ~ (c0_1 @ X0))))),
% 7.31/1.74      inference('split', [status(esa)], [zip_derived_cl155])).
% 7.31/1.74  thf(zip_derived_cl1366, plain,
% 7.31/1.74      ((![X0 : $i]:
% 7.31/1.74          (~ (c0_1 @ X0) | ~ (c2_1 @ X0) | ~ (c2_1 @ X0) | ~ (c0_1 @ X0)))
% 7.31/1.74         <= ((![X0 : $i]: (~ (c2_1 @ X0) |  (c1_1 @ X0) | ~ (c0_1 @ X0))) & 
% 7.31/1.74             (![X0 : $i]: (~ (c2_1 @ X0) | ~ (c1_1 @ X0) | ~ (c0_1 @ X0))))),
% 7.31/1.74      inference('s_sup+', [status(thm)], [zip_derived_cl594, zip_derived_cl554])).
% 7.31/1.74  thf(zip_derived_cl1374, plain,
% 7.31/1.74      ((![X0 : $i]: (~ (c2_1 @ X0) | ~ (c0_1 @ X0)))
% 7.31/1.74         <= ((![X0 : $i]: (~ (c2_1 @ X0) |  (c1_1 @ X0) | ~ (c0_1 @ X0))) & 
% 7.31/1.74             (![X0 : $i]: (~ (c2_1 @ X0) | ~ (c1_1 @ X0) | ~ (c0_1 @ X0))))),
% 7.31/1.74      inference('simplify', [status(thm)], [zip_derived_cl1366])).
% 7.31/1.74  thf(clause75, conjecture, (~( ( c2_1 @ a1331 ) | ( ~( hskp15 ) ) ))).
% 7.31/1.74  thf(zf_stmt_53, negated_conjecture, (( c2_1 @ a1331 ) | ( ~( hskp15 ) )),
% 7.31/1.74    inference('cnf.neg', [status(esa)], [clause75])).
% 7.31/1.74  thf(zip_derived_cl74, plain, (( (c2_1 @ a1331) | ~ (hskp15))),
% 7.31/1.74      inference('cnf', [status(esa)], [zf_stmt_53])).
% 7.31/1.74  thf(zip_derived_cl361, plain, (( (c2_1 @ a1331)) <= (( (c2_1 @ a1331)))),
% 7.31/1.74      inference('split', [status(esa)], [zip_derived_cl74])).
% 7.31/1.74  thf(zip_derived_cl2245, plain,
% 7.31/1.74      ((~ (c0_1 @ a1331))
% 7.31/1.74         <= (( (c2_1 @ a1331)) & 
% 7.31/1.74             (![X0 : $i]: (~ (c2_1 @ X0) |  (c1_1 @ X0) | ~ (c0_1 @ X0))) & 
% 7.31/1.74             (![X0 : $i]: (~ (c2_1 @ X0) | ~ (c1_1 @ X0) | ~ (c0_1 @ X0))))),
% 7.31/1.74      inference('s_sup+', [status(thm)],
% 7.31/1.74                [zip_derived_cl1374, zip_derived_cl361])).
% 7.31/1.74  thf('51', plain,
% 7.31/1.74      (~ (![X0 : $i]: (~ (c2_1 @ X0) | ~ (c1_1 @ X0) | ~ (c0_1 @ X0))) | 
% 7.31/1.74       ~ ( (c0_1 @ a1331)) | ~ ( (c2_1 @ a1331)) | 
% 7.31/1.74       ~ (![X0 : $i]: (~ (c2_1 @ X0) |  (c1_1 @ X0) | ~ (c0_1 @ X0)))),
% 7.31/1.74      inference('s_sup-', [status(thm)],
% 7.31/1.74                [zip_derived_cl2372, zip_derived_cl2245])).
% 7.31/1.74  thf(zip_derived_cl1374, plain,
% 7.31/1.74      ((![X0 : $i]: (~ (c2_1 @ X0) | ~ (c0_1 @ X0)))
% 7.31/1.74         <= ((![X0 : $i]: (~ (c2_1 @ X0) |  (c1_1 @ X0) | ~ (c0_1 @ X0))) & 
% 7.31/1.74             (![X0 : $i]: (~ (c2_1 @ X0) | ~ (c1_1 @ X0) | ~ (c0_1 @ X0))))),
% 7.31/1.74      inference('simplify', [status(thm)], [zip_derived_cl1366])).
% 7.31/1.74  thf(clause58, conjecture, (~( ( c2_1 @ a1307 ) | ( ~( hskp27 ) ) ))).
% 7.31/1.74  thf(zf_stmt_54, negated_conjecture, (( c2_1 @ a1307 ) | ( ~( hskp27 ) )),
% 7.31/1.74    inference('cnf.neg', [status(esa)], [clause58])).
% 7.31/1.74  thf(zip_derived_cl57, plain, (( (c2_1 @ a1307) | ~ (hskp27))),
% 7.31/1.74      inference('cnf', [status(esa)], [zf_stmt_54])).
% 7.31/1.74  thf(zip_derived_cl327, plain, (( (c2_1 @ a1307)) <= (( (c2_1 @ a1307)))),
% 7.31/1.74      inference('split', [status(esa)], [zip_derived_cl57])).
% 7.31/1.74  thf(zip_derived_cl2240, plain,
% 7.31/1.74      ((~ (c0_1 @ a1307))
% 7.31/1.74         <= (( (c2_1 @ a1307)) & 
% 7.31/1.74             (![X0 : $i]: (~ (c2_1 @ X0) |  (c1_1 @ X0) | ~ (c0_1 @ X0))) & 
% 7.31/1.74             (![X0 : $i]: (~ (c2_1 @ X0) | ~ (c1_1 @ X0) | ~ (c0_1 @ X0))))),
% 7.31/1.74      inference('s_sup+', [status(thm)],
% 7.31/1.74                [zip_derived_cl1374, zip_derived_cl327])).
% 7.31/1.74  thf(clause56, conjecture, (~( ( c0_1 @ a1307 ) | ( ~( hskp27 ) ) ))).
% 7.31/1.74  thf(zf_stmt_55, negated_conjecture, (( c0_1 @ a1307 ) | ( ~( hskp27 ) )),
% 7.31/1.74    inference('cnf.neg', [status(esa)], [clause56])).
% 7.31/1.74  thf(zip_derived_cl55, plain, (( (c0_1 @ a1307) | ~ (hskp27))),
% 7.31/1.74      inference('cnf', [status(esa)], [zf_stmt_55])).
% 7.31/1.74  thf(zip_derived_cl323, plain, (( (c0_1 @ a1307)) <= (( (c0_1 @ a1307)))),
% 7.31/1.74      inference('split', [status(esa)], [zip_derived_cl55])).
% 7.31/1.74  thf('52', plain,
% 7.31/1.74      (~ (![X0 : $i]: (~ (c2_1 @ X0) | ~ (c1_1 @ X0) | ~ (c0_1 @ X0))) | 
% 7.31/1.74       ~ ( (c0_1 @ a1307)) | 
% 7.31/1.74       ~ (![X0 : $i]: (~ (c2_1 @ X0) |  (c1_1 @ X0) | ~ (c0_1 @ X0))) | 
% 7.31/1.74       ~ ( (c2_1 @ a1307))),
% 7.31/1.74      inference('s_sup+', [status(thm)],
% 7.31/1.74                [zip_derived_cl2240, zip_derived_cl323])).
% 7.31/1.74  thf(clause53, conjecture, (~( ( c0_1 @ a1328 ) | ( ~( hskp28 ) ) ))).
% 7.31/1.74  thf(zf_stmt_56, negated_conjecture, (( c0_1 @ a1328 ) | ( ~( hskp28 ) )),
% 7.31/1.74    inference('cnf.neg', [status(esa)], [clause53])).
% 7.31/1.74  thf(zip_derived_cl52, plain, (( (c0_1 @ a1328) | ~ (hskp28))),
% 7.31/1.74      inference('cnf', [status(esa)], [zf_stmt_56])).
% 7.31/1.74  thf('53', plain, (( (c0_1 @ a1328)) | ~ ( (hskp28))),
% 7.31/1.74      inference('split', [status(esa)], [zip_derived_cl52])).
% 7.31/1.74  thf(clause54, conjecture, (~( ( c2_1 @ a1328 ) | ( ~( hskp28 ) ) ))).
% 7.31/1.74  thf(zf_stmt_57, negated_conjecture, (( c2_1 @ a1328 ) | ( ~( hskp28 ) )),
% 7.31/1.74    inference('cnf.neg', [status(esa)], [clause54])).
% 7.31/1.74  thf(zip_derived_cl53, plain, (( (c2_1 @ a1328) | ~ (hskp28))),
% 7.31/1.74      inference('cnf', [status(esa)], [zf_stmt_57])).
% 7.31/1.74  thf('54', plain, (( (c2_1 @ a1328)) | ~ ( (hskp28))),
% 7.31/1.74      inference('split', [status(esa)], [zip_derived_cl53])).
% 7.31/1.74  thf(zip_derived_cl1374, plain,
% 7.31/1.74      ((![X0 : $i]: (~ (c2_1 @ X0) | ~ (c0_1 @ X0)))
% 7.31/1.74         <= ((![X0 : $i]: (~ (c2_1 @ X0) |  (c1_1 @ X0) | ~ (c0_1 @ X0))) & 
% 7.31/1.74             (![X0 : $i]: (~ (c2_1 @ X0) | ~ (c1_1 @ X0) | ~ (c0_1 @ X0))))),
% 7.31/1.74      inference('simplify', [status(thm)], [zip_derived_cl1366])).
% 7.31/1.74  thf(zip_derived_cl319, plain, (( (c2_1 @ a1328)) <= (( (c2_1 @ a1328)))),
% 7.31/1.74      inference('split', [status(esa)], [zip_derived_cl53])).
% 7.31/1.74  thf(zip_derived_cl2239, plain,
% 7.31/1.74      ((~ (c0_1 @ a1328))
% 7.31/1.74         <= (( (c2_1 @ a1328)) & 
% 7.31/1.74             (![X0 : $i]: (~ (c2_1 @ X0) |  (c1_1 @ X0) | ~ (c0_1 @ X0))) & 
% 7.31/1.74             (![X0 : $i]: (~ (c2_1 @ X0) | ~ (c1_1 @ X0) | ~ (c0_1 @ X0))))),
% 7.31/1.74      inference('s_sup+', [status(thm)],
% 7.31/1.74                [zip_derived_cl1374, zip_derived_cl319])).
% 7.31/1.74  thf(zip_derived_cl317, plain, (( (c0_1 @ a1328)) <= (( (c0_1 @ a1328)))),
% 7.31/1.74      inference('split', [status(esa)], [zip_derived_cl52])).
% 7.31/1.74  thf('55', plain,
% 7.31/1.74      (~ (![X0 : $i]: (~ (c2_1 @ X0) | ~ (c1_1 @ X0) | ~ (c0_1 @ X0))) | 
% 7.31/1.74       ~ ( (c0_1 @ a1328)) | 
% 7.31/1.74       ~ (![X0 : $i]: (~ (c2_1 @ X0) |  (c1_1 @ X0) | ~ (c0_1 @ X0))) | 
% 7.31/1.74       ~ ( (c2_1 @ a1328))),
% 7.31/1.74      inference('s_sup+', [status(thm)],
% 7.31/1.74                [zip_derived_cl2239, zip_derived_cl317])).
% 7.31/1.74  thf(zip_derived_cl503, plain,
% 7.31/1.74      ((![X0 : $i]: (~ (c1_1 @ X0) |  (c0_1 @ X0) |  (c3_1 @ X0)))
% 7.31/1.74         <= ((![X0 : $i]: (~ (c1_1 @ X0) |  (c0_1 @ X0) |  (c3_1 @ X0))))),
% 7.31/1.74      inference('split', [status(esa)], [zip_derived_cl142])).
% 7.31/1.74  thf(clause73, conjecture, (~( ( c1_1 @ a1333 ) | ( ~( hskp16 ) ) ))).
% 7.31/1.74  thf(zf_stmt_58, negated_conjecture, (( c1_1 @ a1333 ) | ( ~( hskp16 ) )),
% 7.31/1.74    inference('cnf.neg', [status(esa)], [clause73])).
% 7.31/1.74  thf(zip_derived_cl72, plain, (( (c1_1 @ a1333) | ~ (hskp16))),
% 7.31/1.74      inference('cnf', [status(esa)], [zf_stmt_58])).
% 7.31/1.74  thf(zip_derived_cl357, plain, (( (c1_1 @ a1333)) <= (( (c1_1 @ a1333)))),
% 7.31/1.74      inference('split', [status(esa)], [zip_derived_cl72])).
% 7.31/1.74  thf(zip_derived_cl1227, plain,
% 7.31/1.74      ((( (c3_1 @ a1333) |  (c0_1 @ a1333)))
% 7.31/1.74         <= (( (c1_1 @ a1333)) & 
% 7.31/1.74             (![X0 : $i]: (~ (c1_1 @ X0) |  (c0_1 @ X0) |  (c3_1 @ X0))))),
% 7.31/1.74      inference('s_sup+', [status(thm)], [zip_derived_cl503, zip_derived_cl357])).
% 7.31/1.74  thf('56', plain,
% 7.31/1.74      (~ (![X0 : $i]: (~ (c1_1 @ X0) |  (c0_1 @ X0) |  (c3_1 @ X0))) | 
% 7.31/1.74       ( (c0_1 @ a1333)) | ~ ( (c1_1 @ a1333)) | ( (c3_1 @ a1333))),
% 7.31/1.74      inference('split', [status(esa)], [zip_derived_cl1227])).
% 7.31/1.74  thf(clause196, conjecture,
% 7.31/1.74    (~( ( c2_1 @ W ) | ( c1_1 @ W ) | ( c1_1 @ V ) | ( c3_1 @ U ) | 
% 7.31/1.74        ( c2_1 @ U ) | ( ~( c3_1 @ W ) ) | ( ~( c2_1 @ V ) ) | 
% 7.31/1.74        ( ~( c0_1 @ V ) ) | ( ~( ndr1_0 ) ) | ( ~( c0_1 @ U ) ) ))).
% 7.31/1.74  thf(zf_stmt_59, negated_conjecture,
% 7.31/1.74    (( c2_1 @ W ) | ( c1_1 @ W ) | ( c1_1 @ V ) | ( c3_1 @ U ) | 
% 7.31/1.74     ( c2_1 @ U ) | ( ~( c3_1 @ W ) ) | ( ~( c2_1 @ V ) ) | 
% 7.31/1.74     ( ~( c0_1 @ V ) ) | ( ~( ndr1_0 ) ) | ( ~( c0_1 @ U ) )),
% 7.31/1.74    inference('cnf.neg', [status(esa)], [clause196])).
% 7.31/1.74  thf(zip_derived_cl195, plain,
% 7.31/1.74      (![X0 : $i, X1 : $i, X2 : $i]:
% 7.31/1.74         ( (c2_1 @ X0)
% 7.31/1.74          |  (c1_1 @ X0)
% 7.31/1.74          |  (c1_1 @ X1)
% 7.31/1.74          |  (c3_1 @ X2)
% 7.31/1.74          |  (c2_1 @ X2)
% 7.31/1.74          | ~ (c3_1 @ X0)
% 7.31/1.74          | ~ (c2_1 @ X1)
% 7.31/1.74          | ~ (c0_1 @ X1)
% 7.31/1.74          | ~ (ndr1_0)
% 7.31/1.74          | ~ (c0_1 @ X2))),
% 7.31/1.74      inference('cnf', [status(esa)], [zf_stmt_59])).
% 7.31/1.74  thf('57', plain,
% 7.31/1.74      ((![X0 : $i]: (~ (c2_1 @ X0) |  (c1_1 @ X0) | ~ (c0_1 @ X0))) | 
% 7.31/1.74       (![X0 : $i]: ( (c2_1 @ X0) |  (c1_1 @ X0) | ~ (c3_1 @ X0))) | 
% 7.31/1.74       ~ ( (ndr1_0)) | 
% 7.31/1.74       (![X0 : $i]: ( (c2_1 @ X0) | ~ (c0_1 @ X0) |  (c3_1 @ X0)))),
% 7.31/1.74      inference('split', [status(esa)], [zip_derived_cl195])).
% 7.31/1.74  thf(zip_derived_cl526, plain,
% 7.31/1.74      ((![X0 : $i]: ( (c2_1 @ X0) |  (c1_1 @ X0) | ~ (c3_1 @ X0)))
% 7.31/1.74         <= ((![X0 : $i]: ( (c2_1 @ X0) |  (c1_1 @ X0) | ~ (c3_1 @ X0))))),
% 7.31/1.74      inference('split', [status(esa)], [zip_derived_cl148])).
% 7.31/1.74  thf(zip_derived_cl467, plain, ((~ (c1_1 @ a1315)) <= (~ ( (c1_1 @ a1315)))),
% 7.31/1.74      inference('split', [status(esa)], [zip_derived_cl127])).
% 7.31/1.74  thf(zip_derived_cl1675, plain,
% 7.31/1.74      (((~ (c3_1 @ a1315) |  (c2_1 @ a1315)))
% 7.31/1.74         <= (~ ( (c1_1 @ a1315)) & 
% 7.31/1.74             (![X0 : $i]: ( (c2_1 @ X0) |  (c1_1 @ X0) | ~ (c3_1 @ X0))))),
% 7.31/1.74      inference('s_sup-', [status(thm)], [zip_derived_cl526, zip_derived_cl467])).
% 7.31/1.74  thf('58', plain,
% 7.31/1.74      (~ (![X0 : $i]: ( (c2_1 @ X0) |  (c1_1 @ X0) | ~ (c3_1 @ X0))) | 
% 7.31/1.74       ( (c2_1 @ a1315)) | ( (c1_1 @ a1315)) | ~ ( (c3_1 @ a1315))),
% 7.31/1.74      inference('split', [status(esa)], [zip_derived_cl1675])).
% 7.31/1.74  thf(zip_derived_cl582, plain,
% 7.31/1.74      ((![X0 : $i]: (~ (c2_1 @ X0) | ~ (c0_1 @ X0) |  (c3_1 @ X0)))
% 7.31/1.74         <= ((![X0 : $i]: (~ (c2_1 @ X0) | ~ (c0_1 @ X0) |  (c3_1 @ X0))))),
% 7.31/1.74      inference('split', [status(esa)], [zip_derived_cl162])).
% 7.31/1.74  thf(clause111, conjecture, (~( ( ~( hskp15 ) ) | ( ~( c3_1 @ a1331 ) ) ))).
% 7.31/1.74  thf(zf_stmt_60, negated_conjecture,
% 7.31/1.74    (( ~( hskp15 ) ) | ( ~( c3_1 @ a1331 ) )),
% 7.31/1.74    inference('cnf.neg', [status(esa)], [clause111])).
% 7.31/1.74  thf(zip_derived_cl110, plain, ((~ (hskp15) | ~ (c3_1 @ a1331))),
% 7.31/1.74      inference('cnf', [status(esa)], [zf_stmt_60])).
% 7.31/1.74  thf(zip_derived_cl433, plain, ((~ (c3_1 @ a1331)) <= (~ ( (c3_1 @ a1331)))),
% 7.31/1.74      inference('split', [status(esa)], [zip_derived_cl110])).
% 7.31/1.74  thf(zip_derived_cl1553, plain,
% 7.31/1.74      (((~ (c0_1 @ a1331) | ~ (c2_1 @ a1331)))
% 7.31/1.74         <= (~ ( (c3_1 @ a1331)) & 
% 7.31/1.74             (![X0 : $i]: (~ (c2_1 @ X0) | ~ (c0_1 @ X0) |  (c3_1 @ X0))))),
% 7.31/1.74      inference('s_sup-', [status(thm)], [zip_derived_cl582, zip_derived_cl433])).
% 7.31/1.74  thf('59', plain,
% 7.31/1.74      (~ ( (c0_1 @ a1331)) | ~ ( (c2_1 @ a1331)) | 
% 7.31/1.74       ~ (![X0 : $i]: (~ (c2_1 @ X0) | ~ (c0_1 @ X0) |  (c3_1 @ X0))) | 
% 7.31/1.74       ( (c3_1 @ a1331))),
% 7.31/1.74      inference('split', [status(esa)], [zip_derived_cl1553])).
% 7.31/1.74  thf(clause169, conjecture,
% 7.31/1.74    (~( ( hskp6 ) | ( c3_1 @ V ) | ( c2_1 @ V ) | ( c0_1 @ V ) | 
% 7.31/1.74        ( c3_1 @ U ) | ( c0_1 @ U ) | ( ~( ndr1_0 ) ) | ( ~( c2_1 @ U ) ) ))).
% 7.31/1.74  thf(zf_stmt_61, negated_conjecture,
% 7.31/1.74    (( hskp6 ) | ( c3_1 @ V ) | ( c2_1 @ V ) | ( c0_1 @ V ) | ( c3_1 @ U ) | 
% 7.31/1.74     ( c0_1 @ U ) | ( ~( ndr1_0 ) ) | ( ~( c2_1 @ U ) )),
% 7.31/1.74    inference('cnf.neg', [status(esa)], [clause169])).
% 7.31/1.74  thf(zip_derived_cl168, plain,
% 7.31/1.74      (![X0 : $i, X1 : $i]:
% 7.31/1.74         ( (hskp6)
% 7.31/1.74          |  (c3_1 @ X0)
% 7.31/1.74          |  (c2_1 @ X0)
% 7.31/1.74          |  (c0_1 @ X0)
% 7.31/1.74          |  (c3_1 @ X1)
% 7.31/1.74          |  (c0_1 @ X1)
% 7.31/1.74          | ~ (ndr1_0)
% 7.31/1.74          | ~ (c2_1 @ X1))),
% 7.31/1.74      inference('cnf', [status(esa)], [zf_stmt_61])).
% 7.31/1.74  thf('60', plain,
% 7.31/1.74      (( (hskp6)) | 
% 7.31/1.74       (![X0 : $i]: ( (c2_1 @ X0) |  (c0_1 @ X0) |  (c3_1 @ X0))) | 
% 7.31/1.74       ~ ( (ndr1_0)) | 
% 7.31/1.74       (![X0 : $i]: (~ (c2_1 @ X0) |  (c0_1 @ X0) |  (c3_1 @ X0)))),
% 7.31/1.74      inference('split', [status(esa)], [zip_derived_cl168])).
% 7.31/1.74  thf(zip_derived_cl574, plain,
% 7.31/1.74      ((![X0 : $i]: (~ (c1_1 @ X0) | ~ (c0_1 @ X0) |  (c3_1 @ X0)))
% 7.31/1.74         <= ((![X0 : $i]: (~ (c1_1 @ X0) | ~ (c0_1 @ X0) |  (c3_1 @ X0))))),
% 7.31/1.74      inference('split', [status(esa)], [zip_derived_cl160])).
% 7.31/1.74  thf(zip_derived_cl357, plain, (( (c1_1 @ a1333)) <= (( (c1_1 @ a1333)))),
% 7.31/1.74      inference('split', [status(esa)], [zip_derived_cl72])).
% 7.31/1.74  thf(zip_derived_cl1003, plain,
% 7.31/1.74      ((( (c3_1 @ a1333) | ~ (c0_1 @ a1333)))
% 7.31/1.74         <= (( (c1_1 @ a1333)) & 
% 7.31/1.74             (![X0 : $i]: (~ (c1_1 @ X0) | ~ (c0_1 @ X0) |  (c3_1 @ X0))))),
% 7.31/1.74      inference('s_sup+', [status(thm)], [zip_derived_cl574, zip_derived_cl357])).
% 7.31/1.74  thf('61', plain,
% 7.31/1.74      (~ ( (c0_1 @ a1333)) | ~ ( (c1_1 @ a1333)) | 
% 7.31/1.74       ~ (![X0 : $i]: (~ (c1_1 @ X0) | ~ (c0_1 @ X0) |  (c3_1 @ X0))) | 
% 7.31/1.74       ( (c3_1 @ a1333))),
% 7.31/1.74      inference('split', [status(esa)], [zip_derived_cl1003])).
% 7.31/1.74  thf(zip_derived_cl499, plain,
% 7.31/1.74      ((![X0 : $i]: ( (c2_1 @ X0) |  (c0_1 @ X0) |  (c3_1 @ X0)))
% 7.31/1.74         <= ((![X0 : $i]: ( (c2_1 @ X0) |  (c0_1 @ X0) |  (c3_1 @ X0))))),
% 7.31/1.74      inference('split', [status(esa)], [zip_derived_cl141])).
% 7.31/1.74  thf(clause110, conjecture, (~( ( ~( hskp16 ) ) | ( ~( c3_1 @ a1333 ) ) ))).
% 7.31/1.74  thf(zf_stmt_62, negated_conjecture,
% 7.31/1.74    (( ~( hskp16 ) ) | ( ~( c3_1 @ a1333 ) )),
% 7.31/1.74    inference('cnf.neg', [status(esa)], [clause110])).
% 7.31/1.74  thf(zip_derived_cl109, plain, ((~ (hskp16) | ~ (c3_1 @ a1333))),
% 7.31/1.74      inference('cnf', [status(esa)], [zf_stmt_62])).
% 7.31/1.74  thf(zip_derived_cl431, plain, ((~ (c3_1 @ a1333)) <= (~ ( (c3_1 @ a1333)))),
% 7.31/1.74      inference('split', [status(esa)], [zip_derived_cl109])).
% 7.31/1.74  thf(zip_derived_cl1155, plain,
% 7.31/1.74      ((( (c0_1 @ a1333) |  (c2_1 @ a1333)))
% 7.31/1.74         <= (~ ( (c3_1 @ a1333)) & 
% 7.31/1.74             (![X0 : $i]: ( (c2_1 @ X0) |  (c0_1 @ X0) |  (c3_1 @ X0))))),
% 7.31/1.74      inference('s_sup-', [status(thm)], [zip_derived_cl499, zip_derived_cl431])).
% 7.31/1.74  thf('62', plain,
% 7.31/1.74      (~ (![X0 : $i]: ( (c2_1 @ X0) |  (c0_1 @ X0) |  (c3_1 @ X0))) | 
% 7.31/1.74       ( (c0_1 @ a1333)) | ( (c2_1 @ a1333)) | ( (c3_1 @ a1333))),
% 7.31/1.74      inference('split', [status(esa)], [zip_derived_cl1155])).
% 7.31/1.74  thf(clause199, conjecture,
% 7.31/1.74    (~( ( c2_1 @ W ) | ( c1_1 @ W ) | ( c3_1 @ V ) | ( c3_1 @ U ) | 
% 7.31/1.74        ( ~( c3_1 @ W ) ) | ( ~( c1_1 @ V ) ) | ( ~( c0_1 @ V ) ) | 
% 7.31/1.74        ( ~( ndr1_0 ) ) | ( ~( c2_1 @ U ) ) | ( ~( c1_1 @ U ) ) ))).
% 7.31/1.74  thf(zf_stmt_63, negated_conjecture,
% 7.31/1.74    (( c2_1 @ W ) | ( c1_1 @ W ) | ( c3_1 @ V ) | ( c3_1 @ U ) | 
% 7.31/1.74     ( ~( c3_1 @ W ) ) | ( ~( c1_1 @ V ) ) | ( ~( c0_1 @ V ) ) | 
% 7.31/1.74     ( ~( ndr1_0 ) ) | ( ~( c2_1 @ U ) ) | ( ~( c1_1 @ U ) )),
% 7.31/1.74    inference('cnf.neg', [status(esa)], [clause199])).
% 7.31/1.74  thf(zip_derived_cl198, plain,
% 7.31/1.74      (![X0 : $i, X1 : $i, X2 : $i]:
% 7.31/1.74         ( (c2_1 @ X0)
% 7.31/1.74          |  (c1_1 @ X0)
% 7.31/1.74          |  (c3_1 @ X1)
% 7.31/1.74          |  (c3_1 @ X2)
% 7.31/1.74          | ~ (c3_1 @ X0)
% 7.31/1.74          | ~ (c1_1 @ X1)
% 7.31/1.74          | ~ (c0_1 @ X1)
% 7.31/1.74          | ~ (ndr1_0)
% 7.31/1.74          | ~ (c2_1 @ X2)
% 7.31/1.74          | ~ (c1_1 @ X2))),
% 7.31/1.74      inference('cnf', [status(esa)], [zf_stmt_63])).
% 7.31/1.74  thf('63', plain,
% 7.31/1.74      ((![X0 : $i]: (~ (c1_1 @ X0) | ~ (c0_1 @ X0) |  (c3_1 @ X0))) | 
% 7.31/1.74       (![X0 : $i]: ( (c2_1 @ X0) |  (c1_1 @ X0) | ~ (c3_1 @ X0))) | 
% 7.31/1.74       ~ ( (ndr1_0)) | 
% 7.31/1.74       (![X0 : $i]: (~ (c2_1 @ X0) | ~ (c1_1 @ X0) |  (c3_1 @ X0)))),
% 7.31/1.74      inference('split', [status(esa)], [zip_derived_cl198])).
% 7.31/1.74  thf(zip_derived_cl566, plain,
% 7.31/1.74      ((![X0 : $i]: (~ (c2_1 @ X0) |  (c1_1 @ X0) | ~ (c3_1 @ X0)))
% 7.31/1.74         <= ((![X0 : $i]: (~ (c2_1 @ X0) |  (c1_1 @ X0) | ~ (c3_1 @ X0))))),
% 7.31/1.74      inference('split', [status(esa)], [zip_derived_cl158])).
% 7.31/1.74  thf(clause133, conjecture, (~( ( ~( hskp3 ) ) | ( ~( c1_1 @ a1311 ) ) ))).
% 7.31/1.74  thf(zf_stmt_64, negated_conjecture, (( ~( hskp3 ) ) | ( ~( c1_1 @ a1311 ) )),
% 7.31/1.74    inference('cnf.neg', [status(esa)], [clause133])).
% 7.31/1.74  thf(zip_derived_cl132, plain, ((~ (hskp3) | ~ (c1_1 @ a1311))),
% 7.31/1.74      inference('cnf', [status(esa)], [zf_stmt_64])).
% 7.31/1.74  thf(zip_derived_cl477, plain, ((~ (c1_1 @ a1311)) <= (~ ( (c1_1 @ a1311)))),
% 7.31/1.74      inference('split', [status(esa)], [zip_derived_cl132])).
% 7.31/1.74  thf(zip_derived_cl1457, plain,
% 7.31/1.74      (((~ (c3_1 @ a1311) | ~ (c2_1 @ a1311)))
% 7.31/1.74         <= (~ ( (c1_1 @ a1311)) & 
% 7.31/1.74             (![X0 : $i]: (~ (c2_1 @ X0) |  (c1_1 @ X0) | ~ (c3_1 @ X0))))),
% 7.31/1.74      inference('s_sup-', [status(thm)], [zip_derived_cl566, zip_derived_cl477])).
% 7.31/1.74  thf('64', plain,
% 7.31/1.74      (( (c1_1 @ a1311)) | ~ ( (c3_1 @ a1311)) | 
% 7.31/1.74       ~ (![X0 : $i]: (~ (c2_1 @ X0) |  (c1_1 @ X0) | ~ (c3_1 @ X0))) | 
% 7.31/1.74       ~ ( (c2_1 @ a1311))),
% 7.31/1.74      inference('split', [status(esa)], [zip_derived_cl1457])).
% 7.31/1.74  thf(zip_derived_cl1701, plain, ((~ (c3_1 @ a1311)) <= (~ ( (c3_1 @ a1311)))),
% 7.31/1.74      inference('split', [status(esa)], [zip_derived_cl1457])).
% 7.31/1.74  thf(zip_derived_cl582, plain,
% 7.31/1.74      ((![X0 : $i]: (~ (c2_1 @ X0) | ~ (c0_1 @ X0) |  (c3_1 @ X0)))
% 7.31/1.74         <= ((![X0 : $i]: (~ (c2_1 @ X0) | ~ (c0_1 @ X0) |  (c3_1 @ X0))))),
% 7.31/1.74      inference('split', [status(esa)], [zip_derived_cl162])).
% 7.31/1.74  thf(zip_derived_cl1705, plain,
% 7.31/1.74      (((~ (c2_1 @ a1311) | ~ (c0_1 @ a1311)))
% 7.31/1.74         <= (~ ( (c3_1 @ a1311)) & 
% 7.31/1.74             (![X0 : $i]: (~ (c2_1 @ X0) | ~ (c0_1 @ X0) |  (c3_1 @ X0))))),
% 7.31/1.74      inference('s_sup+', [status(thm)],
% 7.31/1.74                [zip_derived_cl1701, zip_derived_cl582])).
% 7.31/1.74  thf('65', plain,
% 7.31/1.74      (( (c3_1 @ a1311)) | ~ ( (c0_1 @ a1311)) | 
% 7.31/1.74       ~ (![X0 : $i]: (~ (c2_1 @ X0) | ~ (c0_1 @ X0) |  (c3_1 @ X0))) | 
% 7.31/1.74       ~ ( (c2_1 @ a1311))),
% 7.31/1.74      inference('split', [status(esa)], [zip_derived_cl1705])).
% 7.31/1.74  thf(clause30, conjecture, (~( ( ndr1_0 ) | ( ~( hskp3 ) ) ))).
% 7.31/1.74  thf(zf_stmt_65, negated_conjecture, (( ndr1_0 ) | ( ~( hskp3 ) )),
% 7.31/1.74    inference('cnf.neg', [status(esa)], [clause30])).
% 7.31/1.74  thf(zip_derived_cl29, plain, (( (ndr1_0) | ~ (hskp3))),
% 7.31/1.74      inference('cnf', [status(esa)], [zf_stmt_65])).
% 7.31/1.74  thf('66', plain, (( (ndr1_0)) | ~ ( (hskp3))),
% 7.31/1.74      inference('split', [status(esa)], [zip_derived_cl29])).
% 7.31/1.74  thf(zip_derived_cl526, plain,
% 7.31/1.74      ((![X0 : $i]: ( (c2_1 @ X0) |  (c1_1 @ X0) | ~ (c3_1 @ X0)))
% 7.31/1.74         <= ((![X0 : $i]: ( (c2_1 @ X0) |  (c1_1 @ X0) | ~ (c3_1 @ X0))))),
% 7.31/1.74      inference('split', [status(esa)], [zip_derived_cl148])).
% 7.31/1.74  thf(clause135, conjecture, (~( ( ~( hskp1 ) ) | ( ~( c1_1 @ a1308 ) ) ))).
% 7.31/1.74  thf(zf_stmt_66, negated_conjecture, (( ~( hskp1 ) ) | ( ~( c1_1 @ a1308 ) )),
% 7.31/1.74    inference('cnf.neg', [status(esa)], [clause135])).
% 7.31/1.74  thf(zip_derived_cl134, plain, ((~ (hskp1) | ~ (c1_1 @ a1308))),
% 7.31/1.74      inference('cnf', [status(esa)], [zf_stmt_66])).
% 7.31/1.74  thf(zip_derived_cl481, plain, ((~ (c1_1 @ a1308)) <= (~ ( (c1_1 @ a1308)))),
% 7.31/1.74      inference('split', [status(esa)], [zip_derived_cl134])).
% 7.31/1.74  thf(zip_derived_cl1678, plain,
% 7.31/1.74      (((~ (c3_1 @ a1308) |  (c2_1 @ a1308)))
% 7.31/1.74         <= (~ ( (c1_1 @ a1308)) & 
% 7.31/1.74             (![X0 : $i]: ( (c2_1 @ X0) |  (c1_1 @ X0) | ~ (c3_1 @ X0))))),
% 7.31/1.74      inference('s_sup-', [status(thm)], [zip_derived_cl526, zip_derived_cl481])).
% 7.31/1.74  thf('67', plain,
% 7.31/1.74      (~ (![X0 : $i]: ( (c2_1 @ X0) |  (c1_1 @ X0) | ~ (c3_1 @ X0))) | 
% 7.31/1.74       ( (c1_1 @ a1308)) | ( (c2_1 @ a1308)) | ~ ( (c3_1 @ a1308))),
% 7.31/1.74      inference('split', [status(esa)], [zip_derived_cl1678])).
% 7.31/1.74  thf(clause39, conjecture, (~( ( hskp7 ) | ( hskp4 ) | ( hskp3 ) ))).
% 7.31/1.74  thf(zf_stmt_67, negated_conjecture, (( hskp7 ) | ( hskp4 ) | ( hskp3 )),
% 7.31/1.74    inference('cnf.neg', [status(esa)], [clause39])).
% 7.31/1.74  thf(zip_derived_cl38, plain, (( (hskp7) |  (hskp4) |  (hskp3))),
% 7.31/1.74      inference('cnf', [status(esa)], [zf_stmt_67])).
% 7.31/1.74  thf('68', plain, (( (hskp4)) | ( (hskp7)) | ( (hskp3))),
% 7.31/1.74      inference('split', [status(esa)], [zip_derived_cl38])).
% 7.31/1.74  thf(clause146, conjecture,
% 7.31/1.74    (~( ( hskp15 ) | ( hskp14 ) | ( c3_1 @ U ) | ( c0_1 @ U ) | 
% 7.31/1.74        ( ~( ndr1_0 ) ) | ( ~( c2_1 @ U ) ) ))).
% 7.31/1.74  thf(zf_stmt_68, negated_conjecture,
% 7.31/1.74    (( hskp15 ) | ( hskp14 ) | ( c3_1 @ U ) | ( c0_1 @ U ) | ( ~( ndr1_0 ) ) | 
% 7.31/1.74     ( ~( c2_1 @ U ) )),
% 7.31/1.74    inference('cnf.neg', [status(esa)], [clause146])).
% 7.31/1.74  thf(zip_derived_cl145, plain,
% 7.31/1.74      (![X0 : $i]:
% 7.31/1.74         ( (hskp15)
% 7.31/1.74          |  (hskp14)
% 7.31/1.74          |  (c3_1 @ X0)
% 7.31/1.74          |  (c0_1 @ X0)
% 7.31/1.74          | ~ (ndr1_0)
% 7.31/1.74          | ~ (c2_1 @ X0))),
% 7.31/1.74      inference('cnf', [status(esa)], [zf_stmt_68])).
% 7.31/1.74  thf('69', plain,
% 7.31/1.74      (( (hskp14)) | ( (hskp15)) | ~ ( (ndr1_0)) | 
% 7.31/1.74       (![X0 : $i]: (~ (c2_1 @ X0) |  (c0_1 @ X0) |  (c3_1 @ X0)))),
% 7.31/1.74      inference('split', [status(esa)], [zip_derived_cl145])).
% 7.31/1.74  thf(clause178, conjecture,
% 7.31/1.74    (~( ( hskp7 ) | ( c1_1 @ V ) | ( c0_1 @ V ) | ( c2_1 @ U ) | 
% 7.31/1.74        ( ~( c3_1 @ V ) ) | ( ~( ndr1_0 ) ) | ( ~( c3_1 @ U ) ) | 
% 7.31/1.74        ( ~( c1_1 @ U ) ) ))).
% 7.31/1.74  thf(zf_stmt_69, negated_conjecture,
% 7.31/1.74    (( hskp7 ) | ( c1_1 @ V ) | ( c0_1 @ V ) | ( c2_1 @ U ) | 
% 7.31/1.74     ( ~( c3_1 @ V ) ) | ( ~( ndr1_0 ) ) | ( ~( c3_1 @ U ) ) | 
% 7.31/1.74     ( ~( c1_1 @ U ) )),
% 7.31/1.74    inference('cnf.neg', [status(esa)], [clause178])).
% 7.31/1.74  thf(zip_derived_cl177, plain,
% 7.31/1.74      (![X0 : $i, X1 : $i]:
% 7.31/1.74         ( (hskp7)
% 7.31/1.74          |  (c1_1 @ X0)
% 7.31/1.74          |  (c0_1 @ X0)
% 7.31/1.74          |  (c2_1 @ X1)
% 7.31/1.74          | ~ (c3_1 @ X0)
% 7.31/1.74          | ~ (ndr1_0)
% 7.31/1.74          | ~ (c3_1 @ X1)
% 7.31/1.74          | ~ (c1_1 @ X1))),
% 7.31/1.74      inference('cnf', [status(esa)], [zf_stmt_69])).
% 7.31/1.74  thf(zip_derived_cl642, plain,
% 7.31/1.74      ((![X0 : $i]: ( (c1_1 @ X0) |  (c0_1 @ X0) | ~ (c3_1 @ X0)))
% 7.31/1.74         <= ((![X0 : $i]: ( (c1_1 @ X0) |  (c0_1 @ X0) | ~ (c3_1 @ X0))))),
% 7.31/1.74      inference('split', [status(esa)], [zip_derived_cl177])).
% 7.31/1.74  thf(zip_derived_cl481, plain, ((~ (c1_1 @ a1308)) <= (~ ( (c1_1 @ a1308)))),
% 7.31/1.74      inference('split', [status(esa)], [zip_derived_cl134])).
% 7.31/1.74  thf(zip_derived_cl2107, plain,
% 7.31/1.74      (((~ (c3_1 @ a1308) |  (c0_1 @ a1308)))
% 7.31/1.74         <= (~ ( (c1_1 @ a1308)) & 
% 7.31/1.74             (![X0 : $i]: ( (c1_1 @ X0) |  (c0_1 @ X0) | ~ (c3_1 @ X0))))),
% 7.31/1.74      inference('s_sup-', [status(thm)], [zip_derived_cl642, zip_derived_cl481])).
% 7.31/1.74  thf('70', plain,
% 7.31/1.74      (( (c0_1 @ a1308)) | 
% 7.31/1.74       ~ (![X0 : $i]: ( (c1_1 @ X0) |  (c0_1 @ X0) | ~ (c3_1 @ X0))) | 
% 7.31/1.74       ( (c1_1 @ a1308)) | ~ ( (c3_1 @ a1308))),
% 7.31/1.74      inference('split', [status(esa)], [zip_derived_cl2107])).
% 7.31/1.74  thf(clause92, conjecture, (~( ( c3_1 @ a1308 ) | ( ~( hskp1 ) ) ))).
% 7.31/1.74  thf(zf_stmt_70, negated_conjecture, (( c3_1 @ a1308 ) | ( ~( hskp1 ) )),
% 7.31/1.74    inference('cnf.neg', [status(esa)], [clause92])).
% 7.31/1.74  thf(zip_derived_cl91, plain, (( (c3_1 @ a1308) | ~ (hskp1))),
% 7.31/1.74      inference('cnf', [status(esa)], [zf_stmt_70])).
% 7.31/1.74  thf('71', plain, (( (c3_1 @ a1308)) | ~ ( (hskp1))),
% 7.31/1.74      inference('split', [status(esa)], [zip_derived_cl91])).
% 7.31/1.74  thf('72', plain, (~ ( (c1_1 @ a1308)) | ~ ( (hskp1))),
% 7.31/1.74      inference('split', [status(esa)], [zip_derived_cl134])).
% 7.31/1.74  thf(clause136, conjecture, (~( ( ~( hskp1 ) ) | ( ~( c2_1 @ a1308 ) ) ))).
% 7.31/1.74  thf(zf_stmt_71, negated_conjecture, (( ~( hskp1 ) ) | ( ~( c2_1 @ a1308 ) )),
% 7.31/1.74    inference('cnf.neg', [status(esa)], [clause136])).
% 7.31/1.74  thf(zip_derived_cl135, plain, ((~ (hskp1) | ~ (c2_1 @ a1308))),
% 7.31/1.74      inference('cnf', [status(esa)], [zf_stmt_71])).
% 7.31/1.74  thf('73', plain, (~ ( (c2_1 @ a1308)) | ~ ( (hskp1))),
% 7.31/1.74      inference('split', [status(esa)], [zip_derived_cl135])).
% 7.31/1.74  thf(clause42, conjecture, (~( ( hskp1 ) | ( hskp4 ) | ( hskp14 ) ))).
% 7.31/1.74  thf(zf_stmt_72, negated_conjecture, (( hskp1 ) | ( hskp4 ) | ( hskp14 )),
% 7.31/1.74    inference('cnf.neg', [status(esa)], [clause42])).
% 7.31/1.74  thf(zip_derived_cl41, plain, (( (hskp1) |  (hskp4) |  (hskp14))),
% 7.31/1.74      inference('cnf', [status(esa)], [zf_stmt_72])).
% 7.31/1.74  thf('74', plain, (( (hskp1)) | ( (hskp4)) | ( (hskp14))),
% 7.31/1.74      inference('split', [status(esa)], [zip_derived_cl41])).
% 7.31/1.74  thf(zip_derived_cl518, plain,
% 7.31/1.74      ((![X0 : $i]: ( (c2_1 @ X0) |  (c1_1 @ X0) | ~ (c0_1 @ X0)))
% 7.31/1.74         <= ((![X0 : $i]: ( (c2_1 @ X0) |  (c1_1 @ X0) | ~ (c0_1 @ X0))))),
% 7.31/1.74      inference('split', [status(esa)], [zip_derived_cl146])).
% 7.31/1.74  thf(zip_derived_cl481, plain, ((~ (c1_1 @ a1308)) <= (~ ( (c1_1 @ a1308)))),
% 7.31/1.74      inference('split', [status(esa)], [zip_derived_cl134])).
% 7.31/1.74  thf(zip_derived_cl1513, plain,
% 7.31/1.74      (((~ (c0_1 @ a1308) |  (c2_1 @ a1308)))
% 7.31/1.74         <= (~ ( (c1_1 @ a1308)) & 
% 7.31/1.74             (![X0 : $i]: ( (c2_1 @ X0) |  (c1_1 @ X0) | ~ (c0_1 @ X0))))),
% 7.31/1.74      inference('s_sup-', [status(thm)], [zip_derived_cl518, zip_derived_cl481])).
% 7.31/1.74  thf('75', plain,
% 7.31/1.74      (~ (![X0 : $i]: ( (c2_1 @ X0) |  (c1_1 @ X0) | ~ (c0_1 @ X0))) | 
% 7.31/1.74       ~ ( (c0_1 @ a1308)) | ( (c1_1 @ a1308)) | ( (c2_1 @ a1308))),
% 7.31/1.74      inference('split', [status(esa)], [zip_derived_cl1513])).
% 7.31/1.74  thf(clause152, conjecture,
% 7.31/1.74    (~( ( hskp17 ) | ( hskp4 ) | ( c3_1 @ U ) | ( c2_1 @ U ) | 
% 7.31/1.74        ( ~( ndr1_0 ) ) | ( ~( c0_1 @ U ) ) ))).
% 7.31/1.74  thf(zf_stmt_73, negated_conjecture,
% 7.31/1.74    (( hskp17 ) | ( hskp4 ) | ( c3_1 @ U ) | ( c2_1 @ U ) | ( ~( ndr1_0 ) ) | 
% 7.31/1.74     ( ~( c0_1 @ U ) )),
% 7.31/1.74    inference('cnf.neg', [status(esa)], [clause152])).
% 7.31/1.74  thf(zip_derived_cl151, plain,
% 7.31/1.74      (![X0 : $i]:
% 7.31/1.74         ( (hskp17)
% 7.31/1.74          |  (hskp4)
% 7.31/1.74          |  (c3_1 @ X0)
% 7.31/1.74          |  (c2_1 @ X0)
% 7.31/1.74          | ~ (ndr1_0)
% 7.31/1.74          | ~ (c0_1 @ X0))),
% 7.31/1.74      inference('cnf', [status(esa)], [zf_stmt_73])).
% 7.31/1.74  thf(zip_derived_cl538, plain,
% 7.31/1.74      ((![X0 : $i]: ( (c2_1 @ X0) | ~ (c0_1 @ X0) |  (c3_1 @ X0)))
% 7.31/1.74         <= ((![X0 : $i]: ( (c2_1 @ X0) | ~ (c0_1 @ X0) |  (c3_1 @ X0))))),
% 7.31/1.74      inference('split', [status(esa)], [zip_derived_cl151])).
% 7.31/1.74  thf(zip_derived_cl431, plain, ((~ (c3_1 @ a1333)) <= (~ ( (c3_1 @ a1333)))),
% 7.31/1.74      inference('split', [status(esa)], [zip_derived_cl109])).
% 7.31/1.74  thf(zip_derived_cl1989, plain,
% 7.31/1.74      (((~ (c0_1 @ a1333) |  (c2_1 @ a1333)))
% 7.31/1.74         <= (~ ( (c3_1 @ a1333)) & 
% 7.31/1.74             (![X0 : $i]: ( (c2_1 @ X0) | ~ (c0_1 @ X0) |  (c3_1 @ X0))))),
% 7.31/1.74      inference('s_sup-', [status(thm)], [zip_derived_cl538, zip_derived_cl431])).
% 7.31/1.74  thf('76', plain,
% 7.31/1.74      (~ (![X0 : $i]: ( (c2_1 @ X0) | ~ (c0_1 @ X0) |  (c3_1 @ X0))) | 
% 7.31/1.74       ~ ( (c0_1 @ a1333)) | ( (c2_1 @ a1333)) | ( (c3_1 @ a1333))),
% 7.31/1.74      inference('split', [status(esa)], [zip_derived_cl1989])).
% 7.31/1.74  thf(clause182, conjecture,
% 7.31/1.74    (~( ( hskp27 ) | ( c3_1 @ V ) | ( c2_1 @ V ) | ( c3_1 @ U ) | 
% 7.31/1.74        ( ~( c0_1 @ V ) ) | ( ~( ndr1_0 ) ) | ( ~( c1_1 @ U ) ) | 
% 7.31/1.74        ( ~( c0_1 @ U ) ) ))).
% 7.31/1.74  thf(zf_stmt_74, negated_conjecture,
% 7.31/1.74    (( hskp27 ) | ( c3_1 @ V ) | ( c2_1 @ V ) | ( c3_1 @ U ) | 
% 7.31/1.74     ( ~( c0_1 @ V ) ) | ( ~( ndr1_0 ) ) | ( ~( c1_1 @ U ) ) | 
% 7.31/1.74     ( ~( c0_1 @ U ) )),
% 7.31/1.74    inference('cnf.neg', [status(esa)], [clause182])).
% 7.31/1.74  thf(zip_derived_cl181, plain,
% 7.31/1.74      (![X0 : $i, X1 : $i]:
% 7.31/1.74         ( (hskp27)
% 7.31/1.74          |  (c3_1 @ X0)
% 7.31/1.74          |  (c2_1 @ X0)
% 7.31/1.74          |  (c3_1 @ X1)
% 7.31/1.74          | ~ (c0_1 @ X0)
% 7.31/1.74          | ~ (ndr1_0)
% 7.31/1.74          | ~ (c1_1 @ X1)
% 7.31/1.74          | ~ (c0_1 @ X1))),
% 7.31/1.74      inference('cnf', [status(esa)], [zf_stmt_74])).
% 7.31/1.74  thf('77', plain,
% 7.31/1.74      ((![X0 : $i]: (~ (c1_1 @ X0) | ~ (c0_1 @ X0) |  (c3_1 @ X0))) | 
% 7.31/1.74       ( (hskp27)) | 
% 7.31/1.74       (![X0 : $i]: ( (c2_1 @ X0) | ~ (c0_1 @ X0) |  (c3_1 @ X0))) | 
% 7.31/1.74       ~ ( (ndr1_0))),
% 7.31/1.74      inference('split', [status(esa)], [zip_derived_cl181])).
% 7.31/1.74  thf(clause192, conjecture,
% 7.31/1.74    (~( ( hskp29 ) | ( ~( c3_1 @ V ) ) | ( ~( c1_1 @ V ) ) | 
% 7.31/1.74        ( ~( c0_1 @ V ) ) | ( ~( ndr1_0 ) ) | ( ~( c3_1 @ U ) ) | 
% 7.31/1.74        ( ~( c2_1 @ U ) ) | ( ~( c1_1 @ U ) ) ))).
% 7.31/1.74  thf(zf_stmt_75, negated_conjecture,
% 7.31/1.74    (( hskp29 ) | ( ~( c3_1 @ V ) ) | ( ~( c1_1 @ V ) ) | ( ~( c0_1 @ V ) ) | 
% 7.31/1.74     ( ~( ndr1_0 ) ) | ( ~( c3_1 @ U ) ) | ( ~( c2_1 @ U ) ) | 
% 7.31/1.74     ( ~( c1_1 @ U ) )),
% 7.31/1.74    inference('cnf.neg', [status(esa)], [clause192])).
% 7.31/1.74  thf(zip_derived_cl191, plain,
% 7.31/1.74      (![X0 : $i, X1 : $i]:
% 7.31/1.74         ( (hskp29)
% 7.31/1.74          | ~ (c3_1 @ X0)
% 7.31/1.74          | ~ (c1_1 @ X0)
% 7.31/1.74          | ~ (c0_1 @ X0)
% 7.31/1.74          | ~ (ndr1_0)
% 7.31/1.74          | ~ (c3_1 @ X1)
% 7.31/1.74          | ~ (c2_1 @ X1)
% 7.31/1.74          | ~ (c1_1 @ X1))),
% 7.31/1.74      inference('cnf', [status(esa)], [zf_stmt_75])).
% 7.31/1.74  thf('78', plain,
% 7.31/1.74      ((![X1 : $i]: (~ (c3_1 @ X1) | ~ (c1_1 @ X1) | ~ (c0_1 @ X1))) | 
% 7.31/1.74       (![X0 : $i]: (~ (c2_1 @ X0) | ~ (c1_1 @ X0) | ~ (c3_1 @ X0))) | 
% 7.31/1.74       ~ ( (ndr1_0)) | ( (hskp29))),
% 7.31/1.74      inference('split', [status(esa)], [zip_derived_cl191])).
% 7.31/1.74  thf(zip_derived_cl582, plain,
% 7.31/1.74      ((![X0 : $i]: (~ (c2_1 @ X0) | ~ (c0_1 @ X0) |  (c3_1 @ X0)))
% 7.31/1.74         <= ((![X0 : $i]: (~ (c2_1 @ X0) | ~ (c0_1 @ X0) |  (c3_1 @ X0))))),
% 7.31/1.74      inference('split', [status(esa)], [zip_derived_cl162])).
% 7.31/1.74  thf(clause57, conjecture, (~( ( c1_1 @ a1307 ) | ( ~( hskp27 ) ) ))).
% 7.31/1.74  thf(zf_stmt_76, negated_conjecture, (( c1_1 @ a1307 ) | ( ~( hskp27 ) )),
% 7.31/1.74    inference('cnf.neg', [status(esa)], [clause57])).
% 7.31/1.74  thf(zip_derived_cl56, plain, (( (c1_1 @ a1307) | ~ (hskp27))),
% 7.31/1.74      inference('cnf', [status(esa)], [zf_stmt_76])).
% 7.31/1.74  thf(zip_derived_cl325, plain, (( (c1_1 @ a1307)) <= (( (c1_1 @ a1307)))),
% 7.31/1.74      inference('split', [status(esa)], [zip_derived_cl56])).
% 7.31/1.74  thf(clause167, conjecture,
% 7.31/1.74    (~( ( hskp11 ) | ( hskp22 ) | ( ~( ndr1_0 ) ) | ( ~( c3_1 @ U ) ) | 
% 7.31/1.74        ( ~( c2_1 @ U ) ) | ( ~( c1_1 @ U ) ) ))).
% 7.31/1.74  thf(zf_stmt_77, negated_conjecture,
% 7.31/1.74    (( hskp11 ) | ( hskp22 ) | ( ~( ndr1_0 ) ) | ( ~( c3_1 @ U ) ) | 
% 7.31/1.74     ( ~( c2_1 @ U ) ) | ( ~( c1_1 @ U ) )),
% 7.31/1.74    inference('cnf.neg', [status(esa)], [clause167])).
% 7.31/1.74  thf(zip_derived_cl166, plain,
% 7.31/1.74      (![X0 : $i]:
% 7.31/1.74         ( (hskp11)
% 7.31/1.74          |  (hskp22)
% 7.31/1.74          | ~ (ndr1_0)
% 7.31/1.74          | ~ (c3_1 @ X0)
% 7.31/1.74          | ~ (c2_1 @ X0)
% 7.31/1.74          | ~ (c1_1 @ X0))),
% 7.31/1.74      inference('cnf', [status(esa)], [zf_stmt_77])).
% 7.31/1.74  thf(zip_derived_cl597, plain,
% 7.31/1.74      ((![X0 : $i]: (~ (c2_1 @ X0) | ~ (c1_1 @ X0) | ~ (c3_1 @ X0)))
% 7.31/1.74         <= ((![X0 : $i]: (~ (c2_1 @ X0) | ~ (c1_1 @ X0) | ~ (c3_1 @ X0))))),
% 7.31/1.74      inference('split', [status(esa)], [zip_derived_cl166])).
% 7.31/1.74  thf(zip_derived_cl815, plain,
% 7.31/1.74      (((~ (c2_1 @ a1307) | ~ (c3_1 @ a1307)))
% 7.31/1.74         <= (( (c1_1 @ a1307)) & 
% 7.31/1.74             (![X0 : $i]: (~ (c2_1 @ X0) | ~ (c1_1 @ X0) | ~ (c3_1 @ X0))))),
% 7.31/1.74      inference('s_sup-', [status(thm)], [zip_derived_cl325, zip_derived_cl597])).
% 7.31/1.74  thf(zip_derived_cl822, plain, ((~ (c3_1 @ a1307)) <= (~ ( (c3_1 @ a1307)))),
% 7.31/1.74      inference('split', [status(esa)], [zip_derived_cl815])).
% 7.31/1.74  thf(zip_derived_cl1544, plain,
% 7.31/1.74      (((~ (c0_1 @ a1307) | ~ (c2_1 @ a1307)))
% 7.31/1.74         <= (~ ( (c3_1 @ a1307)) & 
% 7.31/1.74             (![X0 : $i]: (~ (c2_1 @ X0) | ~ (c0_1 @ X0) |  (c3_1 @ X0))))),
% 7.31/1.74      inference('s_sup-', [status(thm)], [zip_derived_cl582, zip_derived_cl822])).
% 7.31/1.74  thf('79', plain,
% 7.31/1.74      (( (c3_1 @ a1307)) | ~ ( (c2_1 @ a1307)) | 
% 7.31/1.74       ~ (![X0 : $i]: (~ (c2_1 @ X0) | ~ (c0_1 @ X0) |  (c3_1 @ X0))) | 
% 7.31/1.74       ~ ( (c0_1 @ a1307))),
% 7.31/1.74      inference('split', [status(esa)], [zip_derived_cl1544])).
% 7.31/1.74  thf(zip_derived_cl325, plain, (( (c1_1 @ a1307)) <= (( (c1_1 @ a1307)))),
% 7.31/1.74      inference('split', [status(esa)], [zip_derived_cl56])).
% 7.31/1.74  thf(zip_derived_cl681, plain,
% 7.31/1.74      ((![X1 : $i]: (~ (c3_1 @ X1) | ~ (c1_1 @ X1) | ~ (c0_1 @ X1)))
% 7.31/1.74         <= ((![X1 : $i]: (~ (c3_1 @ X1) | ~ (c1_1 @ X1) | ~ (c0_1 @ X1))))),
% 7.31/1.74      inference('split', [status(esa)], [zip_derived_cl187])).
% 7.31/1.74  thf(zip_derived_cl816, plain,
% 7.31/1.74      (((~ (c3_1 @ a1307) | ~ (c0_1 @ a1307)))
% 7.31/1.74         <= (( (c1_1 @ a1307)) & 
% 7.31/1.74             (![X1 : $i]: (~ (c3_1 @ X1) | ~ (c1_1 @ X1) | ~ (c0_1 @ X1))))),
% 7.31/1.74      inference('s_sup-', [status(thm)], [zip_derived_cl325, zip_derived_cl681])).
% 7.31/1.74  thf('80', plain,
% 7.31/1.74      (~ ( (c1_1 @ a1307)) | ~ ( (c3_1 @ a1307)) | 
% 7.31/1.74       ~ (![X1 : $i]: (~ (c3_1 @ X1) | ~ (c1_1 @ X1) | ~ (c0_1 @ X1))) | 
% 7.31/1.74       ~ ( (c0_1 @ a1307))),
% 7.31/1.74      inference('split', [status(esa)], [zip_derived_cl816])).
% 7.31/1.74  thf('81', plain,
% 7.31/1.74      (~ ( (c1_1 @ a1307)) | ~ ( (c3_1 @ a1307)) | 
% 7.31/1.74       ~ (![X0 : $i]: (~ (c2_1 @ X0) | ~ (c1_1 @ X0) | ~ (c3_1 @ X0))) | 
% 7.31/1.74       ~ ( (c2_1 @ a1307))),
% 7.31/1.74      inference('split', [status(esa)], [zip_derived_cl815])).
% 7.31/1.74  thf(zip_derived_cl582, plain,
% 7.31/1.74      ((![X0 : $i]: (~ (c2_1 @ X0) | ~ (c0_1 @ X0) |  (c3_1 @ X0)))
% 7.31/1.74         <= ((![X0 : $i]: (~ (c2_1 @ X0) | ~ (c0_1 @ X0) |  (c3_1 @ X0))))),
% 7.31/1.74      inference('split', [status(esa)], [zip_derived_cl162])).
% 7.31/1.74  thf(clause132, conjecture, (~( ( ~( hskp4 ) ) | ( ~( c3_1 @ a1312 ) ) ))).
% 7.31/1.74  thf(zf_stmt_78, negated_conjecture, (( ~( hskp4 ) ) | ( ~( c3_1 @ a1312 ) )),
% 7.31/1.74    inference('cnf.neg', [status(esa)], [clause132])).
% 7.31/1.74  thf(zip_derived_cl131, plain, ((~ (hskp4) | ~ (c3_1 @ a1312))),
% 7.31/1.74      inference('cnf', [status(esa)], [zf_stmt_78])).
% 7.31/1.74  thf(zip_derived_cl475, plain, ((~ (c3_1 @ a1312)) <= (~ ( (c3_1 @ a1312)))),
% 7.31/1.74      inference('split', [status(esa)], [zip_derived_cl131])).
% 7.31/1.74  thf(zip_derived_cl1557, plain,
% 7.31/1.74      (((~ (c0_1 @ a1312) | ~ (c2_1 @ a1312)))
% 7.31/1.74         <= (~ ( (c3_1 @ a1312)) & 
% 7.31/1.74             (![X0 : $i]: (~ (c2_1 @ X0) | ~ (c0_1 @ X0) |  (c3_1 @ X0))))),
% 7.31/1.74      inference('s_sup-', [status(thm)], [zip_derived_cl582, zip_derived_cl475])).
% 7.31/1.74  thf('82', plain,
% 7.31/1.74      (~ ( (c2_1 @ a1312)) | ( (c3_1 @ a1312)) | 
% 7.31/1.74       ~ (![X0 : $i]: (~ (c2_1 @ X0) | ~ (c0_1 @ X0) |  (c3_1 @ X0))) | 
% 7.31/1.74       ~ ( (c0_1 @ a1312))),
% 7.31/1.74      inference('split', [status(esa)], [zip_derived_cl1557])).
% 7.31/1.74  thf(zip_derived_cl538, plain,
% 7.31/1.74      ((![X0 : $i]: ( (c2_1 @ X0) | ~ (c0_1 @ X0) |  (c3_1 @ X0)))
% 7.31/1.74         <= ((![X0 : $i]: ( (c2_1 @ X0) | ~ (c0_1 @ X0) |  (c3_1 @ X0))))),
% 7.31/1.74      inference('split', [status(esa)], [zip_derived_cl151])).
% 7.31/1.74  thf(zip_derived_cl475, plain, ((~ (c3_1 @ a1312)) <= (~ ( (c3_1 @ a1312)))),
% 7.31/1.74      inference('split', [status(esa)], [zip_derived_cl131])).
% 7.31/1.74  thf(zip_derived_cl1998, plain,
% 7.31/1.74      (((~ (c0_1 @ a1312) |  (c2_1 @ a1312)))
% 7.31/1.74         <= (~ ( (c3_1 @ a1312)) & 
% 7.31/1.74             (![X0 : $i]: ( (c2_1 @ X0) | ~ (c0_1 @ X0) |  (c3_1 @ X0))))),
% 7.31/1.74      inference('s_sup-', [status(thm)], [zip_derived_cl538, zip_derived_cl475])).
% 7.31/1.74  thf('83', plain,
% 7.31/1.74      (~ (![X0 : $i]: ( (c2_1 @ X0) | ~ (c0_1 @ X0) |  (c3_1 @ X0))) | 
% 7.31/1.74       ( (c2_1 @ a1312)) | ( (c3_1 @ a1312)) | ~ ( (c0_1 @ a1312))),
% 7.31/1.74      inference('split', [status(esa)], [zip_derived_cl1998])).
% 7.31/1.74  thf('84', plain,
% 7.31/1.74      (( (hskp28)) | 
% 7.31/1.74       (![X0 : $i]: (~ (c1_1 @ X0) |  (c0_1 @ X0) |  (c3_1 @ X0))) | 
% 7.31/1.74       ~ ( (ndr1_0))),
% 7.31/1.74      inference('split', [status(esa)], [zip_derived_cl142])).
% 7.31/1.74  thf(clause174, conjecture,
% 7.31/1.74    (~( ( hskp8 ) | ( c3_1 @ V ) | ( c2_1 @ V ) | ( c0_1 @ V ) | 
% 7.31/1.74        ( c0_1 @ U ) | ( ~( ndr1_0 ) ) | ( ~( c3_1 @ U ) ) | ( ~( c2_1 @ U ) ) ))).
% 7.31/1.74  thf(zf_stmt_79, negated_conjecture,
% 7.31/1.74    (( hskp8 ) | ( c3_1 @ V ) | ( c2_1 @ V ) | ( c0_1 @ V ) | ( c0_1 @ U ) | 
% 7.31/1.74     ( ~( ndr1_0 ) ) | ( ~( c3_1 @ U ) ) | ( ~( c2_1 @ U ) )),
% 7.31/1.74    inference('cnf.neg', [status(esa)], [clause174])).
% 7.31/1.74  thf(zip_derived_cl173, plain,
% 7.31/1.74      (![X0 : $i, X1 : $i]:
% 7.31/1.74         ( (hskp8)
% 7.31/1.74          |  (c3_1 @ X0)
% 7.31/1.74          |  (c2_1 @ X0)
% 7.31/1.74          |  (c0_1 @ X0)
% 7.31/1.74          |  (c0_1 @ X1)
% 7.31/1.74          | ~ (ndr1_0)
% 7.31/1.74          | ~ (c3_1 @ X1)
% 7.31/1.74          | ~ (c2_1 @ X1))),
% 7.31/1.74      inference('cnf', [status(esa)], [zf_stmt_79])).
% 7.31/1.74  thf(zip_derived_cl625, plain,
% 7.31/1.74      ((![X1 : $i]: (~ (c3_1 @ X1) | ~ (c2_1 @ X1) |  (c0_1 @ X1)))
% 7.31/1.74         <= ((![X1 : $i]: (~ (c3_1 @ X1) | ~ (c2_1 @ X1) |  (c0_1 @ X1))))),
% 7.31/1.74      inference('split', [status(esa)], [zip_derived_cl173])).
% 7.31/1.74  thf(zip_derived_cl381, plain, (( (c3_1 @ a1315)) <= (( (c3_1 @ a1315)))),
% 7.31/1.74      inference('split', [status(esa)], [zip_derived_cl84])).
% 7.31/1.74  thf(zip_derived_cl1063, plain,
% 7.31/1.74      ((( (c0_1 @ a1315) | ~ (c2_1 @ a1315)))
% 7.31/1.74         <= (( (c3_1 @ a1315)) & 
% 7.31/1.74             (![X1 : $i]: (~ (c3_1 @ X1) | ~ (c2_1 @ X1) |  (c0_1 @ X1))))),
% 7.31/1.74      inference('s_sup+', [status(thm)], [zip_derived_cl625, zip_derived_cl381])).
% 7.31/1.74  thf('85', plain,
% 7.31/1.74      (~ ( (c2_1 @ a1315)) | 
% 7.31/1.74       ~ (![X1 : $i]: (~ (c3_1 @ X1) | ~ (c2_1 @ X1) |  (c0_1 @ X1))) | 
% 7.31/1.74       ( (c0_1 @ a1315)) | ~ ( (c3_1 @ a1315))),
% 7.31/1.74      inference('split', [status(esa)], [zip_derived_cl1063])).
% 7.31/1.74  thf('86', plain, (( (c0_1 @ a1307)) | ~ ( (hskp27))),
% 7.31/1.74      inference('split', [status(esa)], [zip_derived_cl55])).
% 7.31/1.74  thf('87', plain, (~ ( (hskp27)) | ( (c1_1 @ a1307))),
% 7.31/1.74      inference('split', [status(esa)], [zip_derived_cl56])).
% 7.31/1.74  thf('88', plain, (( (c2_1 @ a1307)) | ~ ( (hskp27))),
% 7.31/1.74      inference('split', [status(esa)], [zip_derived_cl57])).
% 7.31/1.74  thf(zip_derived_cl325, plain, (( (c1_1 @ a1307)) <= (( (c1_1 @ a1307)))),
% 7.31/1.74      inference('split', [status(esa)], [zip_derived_cl56])).
% 7.31/1.74  thf(zip_derived_cl594, plain,
% 7.31/1.74      ((![X0 : $i]: (~ (c2_1 @ X0) | ~ (c1_1 @ X0) | ~ (c0_1 @ X0)))
% 7.31/1.74         <= ((![X0 : $i]: (~ (c2_1 @ X0) | ~ (c1_1 @ X0) | ~ (c0_1 @ X0))))),
% 7.31/1.74      inference('split', [status(esa)], [zip_derived_cl165])).
% 7.31/1.74  thf(zip_derived_cl814, plain,
% 7.31/1.74      (((~ (c2_1 @ a1307) | ~ (c0_1 @ a1307)))
% 7.31/1.74         <= (( (c1_1 @ a1307)) & 
% 7.31/1.74             (![X0 : $i]: (~ (c2_1 @ X0) | ~ (c1_1 @ X0) | ~ (c0_1 @ X0))))),
% 7.31/1.74      inference('s_sup-', [status(thm)], [zip_derived_cl325, zip_derived_cl594])).
% 7.31/1.74  thf('89', plain,
% 7.31/1.74      (~ (![X0 : $i]: (~ (c2_1 @ X0) | ~ (c1_1 @ X0) | ~ (c0_1 @ X0))) | 
% 7.31/1.74       ~ ( (c1_1 @ a1307)) | ~ ( (c2_1 @ a1307)) | ~ ( (c0_1 @ a1307))),
% 7.31/1.74      inference('split', [status(esa)], [zip_derived_cl814])).
% 7.31/1.74  thf(zip_derived_cl503, plain,
% 7.31/1.74      ((![X0 : $i]: (~ (c1_1 @ X0) |  (c0_1 @ X0) |  (c3_1 @ X0)))
% 7.31/1.74         <= ((![X0 : $i]: (~ (c1_1 @ X0) |  (c0_1 @ X0) |  (c3_1 @ X0))))),
% 7.31/1.74      inference('split', [status(esa)], [zip_derived_cl142])).
% 7.31/1.74  thf(zip_derived_cl359, plain, (( (c1_1 @ a1331)) <= (( (c1_1 @ a1331)))),
% 7.31/1.74      inference('split', [status(esa)], [zip_derived_cl73])).
% 7.31/1.74  thf(zip_derived_cl1228, plain,
% 7.31/1.74      ((( (c3_1 @ a1331) |  (c0_1 @ a1331)))
% 7.31/1.74         <= (( (c1_1 @ a1331)) & 
% 7.31/1.74             (![X0 : $i]: (~ (c1_1 @ X0) |  (c0_1 @ X0) |  (c3_1 @ X0))))),
% 7.31/1.74      inference('s_sup+', [status(thm)], [zip_derived_cl503, zip_derived_cl359])).
% 7.31/1.74  thf('90', plain,
% 7.31/1.74      (~ (![X0 : $i]: (~ (c1_1 @ X0) |  (c0_1 @ X0) |  (c3_1 @ X0))) | 
% 7.31/1.74       ( (c0_1 @ a1331)) | ( (c3_1 @ a1331)) | ~ ( (c1_1 @ a1331))),
% 7.31/1.74      inference('split', [status(esa)], [zip_derived_cl1228])).
% 7.31/1.74  thf('91', plain,
% 7.31/1.74      (~ (![X0 : $i]: (~ (c2_1 @ X0) | ~ (c1_1 @ X0) |  (c0_1 @ X0))) | 
% 7.31/1.74       ( (c0_1 @ a1331)) | ~ ( (c1_1 @ a1331)) | ~ ( (c2_1 @ a1331))),
% 7.31/1.74      inference('split', [status(esa)], [zip_derived_cl976])).
% 7.31/1.74  thf(zip_derived_cl614, plain,
% 7.31/1.74      ((![X0 : $i]: ( (c2_1 @ X0) | ~ (c1_1 @ X0) |  (c0_1 @ X0)))
% 7.31/1.74         <= ((![X0 : $i]: ( (c2_1 @ X0) | ~ (c1_1 @ X0) |  (c0_1 @ X0))))),
% 7.31/1.74      inference('split', [status(esa)], [zip_derived_cl170])).
% 7.31/1.74  thf(zip_derived_cl351, plain, (( (c1_1 @ a1339)) <= (( (c1_1 @ a1339)))),
% 7.31/1.74      inference('split', [status(esa)], [zip_derived_cl69])).
% 7.31/1.74  thf(zip_derived_cl1836, plain,
% 7.31/1.74      ((( (c0_1 @ a1339) |  (c2_1 @ a1339)))
% 7.31/1.74         <= (( (c1_1 @ a1339)) & 
% 7.31/1.74             (![X0 : $i]: ( (c2_1 @ X0) | ~ (c1_1 @ X0) |  (c0_1 @ X0))))),
% 7.31/1.74      inference('s_sup+', [status(thm)], [zip_derived_cl614, zip_derived_cl351])).
% 7.31/1.74  thf('92', plain,
% 7.31/1.74      (~ (![X0 : $i]: ( (c2_1 @ X0) | ~ (c1_1 @ X0) |  (c0_1 @ X0))) | 
% 7.31/1.74       ~ ( (c1_1 @ a1339)) | ( (c0_1 @ a1339)) | ( (c2_1 @ a1339))),
% 7.31/1.74      inference('split', [status(esa)], [zip_derived_cl1836])).
% 7.31/1.74  thf(clause189, conjecture,
% 7.31/1.74    (~( ( hskp5 ) | ( c3_1 @ V ) | ( ~( c2_1 @ V ) ) | ( ~( c1_1 @ V ) ) | 
% 7.31/1.74        ( ~( ndr1_0 ) ) | ( ~( c3_1 @ U ) ) | ( ~( c1_1 @ U ) ) | 
% 7.31/1.74        ( ~( c0_1 @ U ) ) ))).
% 7.31/1.74  thf(zf_stmt_80, negated_conjecture,
% 7.31/1.74    (( hskp5 ) | ( c3_1 @ V ) | ( ~( c2_1 @ V ) ) | ( ~( c1_1 @ V ) ) | 
% 7.31/1.74     ( ~( ndr1_0 ) ) | ( ~( c3_1 @ U ) ) | ( ~( c1_1 @ U ) ) | 
% 7.31/1.74     ( ~( c0_1 @ U ) )),
% 7.31/1.74    inference('cnf.neg', [status(esa)], [clause189])).
% 7.31/1.74  thf(zip_derived_cl188, plain,
% 7.31/1.74      (![X0 : $i, X1 : $i]:
% 7.31/1.74         ( (hskp5)
% 7.31/1.74          |  (c3_1 @ X0)
% 7.31/1.74          | ~ (c2_1 @ X0)
% 7.31/1.74          | ~ (c1_1 @ X0)
% 7.31/1.74          | ~ (ndr1_0)
% 7.31/1.74          | ~ (c3_1 @ X1)
% 7.31/1.74          | ~ (c1_1 @ X1)
% 7.31/1.74          | ~ (c0_1 @ X1))),
% 7.31/1.74      inference('cnf', [status(esa)], [zf_stmt_80])).
% 7.31/1.74  thf(zip_derived_cl686, plain,
% 7.31/1.74      ((![X0 : $i]: (~ (c2_1 @ X0) | ~ (c1_1 @ X0) |  (c3_1 @ X0)))
% 7.31/1.74         <= ((![X0 : $i]: (~ (c2_1 @ X0) | ~ (c1_1 @ X0) |  (c3_1 @ X0))))),
% 7.31/1.74      inference('split', [status(esa)], [zip_derived_cl188])).
% 7.31/1.74  thf(zip_derived_cl359, plain, (( (c1_1 @ a1331)) <= (( (c1_1 @ a1331)))),
% 7.31/1.74      inference('split', [status(esa)], [zip_derived_cl73])).
% 7.31/1.74  thf(zip_derived_cl1258, plain,
% 7.31/1.74      ((( (c3_1 @ a1331) | ~ (c2_1 @ a1331)))
% 7.31/1.74         <= (( (c1_1 @ a1331)) & 
% 7.31/1.74             (![X0 : $i]: (~ (c2_1 @ X0) | ~ (c1_1 @ X0) |  (c3_1 @ X0))))),
% 7.31/1.74      inference('s_sup+', [status(thm)], [zip_derived_cl686, zip_derived_cl359])).
% 7.31/1.74  thf('93', plain,
% 7.31/1.74      (~ (![X0 : $i]: (~ (c2_1 @ X0) | ~ (c1_1 @ X0) |  (c3_1 @ X0))) | 
% 7.31/1.74       ~ ( (c1_1 @ a1331)) | ( (c3_1 @ a1331)) | ~ ( (c2_1 @ a1331))),
% 7.31/1.74      inference('split', [status(esa)], [zip_derived_cl1258])).
% 7.31/1.74  thf('94', plain, (( (c1_1 @ a1331)) | ~ ( (hskp15))),
% 7.31/1.74      inference('split', [status(esa)], [zip_derived_cl73])).
% 7.31/1.74  thf('95', plain, (( (c2_1 @ a1331)) | ~ ( (hskp15))),
% 7.31/1.74      inference('split', [status(esa)], [zip_derived_cl74])).
% 7.31/1.74  thf('96', plain, (~ ( (c3_1 @ a1331)) | ~ ( (hskp15))),
% 7.31/1.74      inference('split', [status(esa)], [zip_derived_cl110])).
% 7.31/1.74  thf(clause177, conjecture,
% 7.31/1.74    (~( ( hskp15 ) | ( c2_1 @ V ) | ( c1_1 @ V ) | ( c3_1 @ U ) | 
% 7.31/1.74        ( c1_1 @ U ) | ( ~( c0_1 @ V ) ) | ( ~( ndr1_0 ) ) | ( ~( c0_1 @ U ) ) ))).
% 7.31/1.74  thf(zf_stmt_81, negated_conjecture,
% 7.31/1.74    (( hskp15 ) | ( c2_1 @ V ) | ( c1_1 @ V ) | ( c3_1 @ U ) | ( c1_1 @ U ) | 
% 7.31/1.74     ( ~( c0_1 @ V ) ) | ( ~( ndr1_0 ) ) | ( ~( c0_1 @ U ) )),
% 7.31/1.74    inference('cnf.neg', [status(esa)], [clause177])).
% 7.31/1.74  thf(zip_derived_cl176, plain,
% 7.31/1.74      (![X0 : $i, X1 : $i]:
% 7.31/1.74         ( (hskp15)
% 7.31/1.74          |  (c2_1 @ X0)
% 7.31/1.74          |  (c1_1 @ X0)
% 7.31/1.74          |  (c3_1 @ X1)
% 7.31/1.74          |  (c1_1 @ X1)
% 7.31/1.74          | ~ (c0_1 @ X0)
% 7.31/1.74          | ~ (ndr1_0)
% 7.31/1.74          | ~ (c0_1 @ X1))),
% 7.31/1.74      inference('cnf', [status(esa)], [zf_stmt_81])).
% 7.31/1.74  thf('97', plain,
% 7.31/1.74      (( (hskp15)) | 
% 7.31/1.74       (![X0 : $i]: ( (c1_1 @ X0) | ~ (c0_1 @ X0) |  (c3_1 @ X0))) | 
% 7.31/1.74       (![X0 : $i]: ( (c2_1 @ X0) |  (c1_1 @ X0) | ~ (c0_1 @ X0))) | 
% 7.31/1.74       ~ ( (ndr1_0))),
% 7.31/1.74      inference('split', [status(esa)], [zip_derived_cl176])).
% 7.31/1.74  thf('98', plain,
% 7.31/1.74      (( (hskp18)) | ( (hskp29)) | ~ ( (ndr1_0)) | 
% 7.31/1.74       (![X0 : $i]: ( (c2_1 @ X0) |  (c1_1 @ X0) | ~ (c0_1 @ X0)))),
% 7.31/1.74      inference('split', [status(esa)], [zip_derived_cl146])).
% 7.31/1.74  thf(zip_derived_cl518, plain,
% 7.31/1.74      ((![X0 : $i]: ( (c2_1 @ X0) |  (c1_1 @ X0) | ~ (c0_1 @ X0)))
% 7.31/1.74         <= ((![X0 : $i]: ( (c2_1 @ X0) |  (c1_1 @ X0) | ~ (c0_1 @ X0))))),
% 7.31/1.74      inference('split', [status(esa)], [zip_derived_cl146])).
% 7.31/1.74  thf(clause131, conjecture, (~( ( ~( hskp4 ) ) | ( ~( c1_1 @ a1312 ) ) ))).
% 7.31/1.74  thf(zf_stmt_82, negated_conjecture, (( ~( hskp4 ) ) | ( ~( c1_1 @ a1312 ) )),
% 7.31/1.74    inference('cnf.neg', [status(esa)], [clause131])).
% 7.31/1.74  thf(zip_derived_cl130, plain, ((~ (hskp4) | ~ (c1_1 @ a1312))),
% 7.31/1.74      inference('cnf', [status(esa)], [zf_stmt_82])).
% 7.31/1.74  thf(zip_derived_cl473, plain, ((~ (c1_1 @ a1312)) <= (~ ( (c1_1 @ a1312)))),
% 7.31/1.74      inference('split', [status(esa)], [zip_derived_cl130])).
% 7.31/1.74  thf(zip_derived_cl1511, plain,
% 7.31/1.74      (((~ (c0_1 @ a1312) |  (c2_1 @ a1312)))
% 7.31/1.74         <= (~ ( (c1_1 @ a1312)) & 
% 7.31/1.74             (![X0 : $i]: ( (c2_1 @ X0) |  (c1_1 @ X0) | ~ (c0_1 @ X0))))),
% 7.31/1.74      inference('s_sup-', [status(thm)], [zip_derived_cl518, zip_derived_cl473])).
% 7.31/1.74  thf('99', plain,
% 7.31/1.74      (~ (![X0 : $i]: ( (c2_1 @ X0) |  (c1_1 @ X0) | ~ (c0_1 @ X0))) | 
% 7.31/1.74       ( (c2_1 @ a1312)) | ~ ( (c0_1 @ a1312)) | ( (c1_1 @ a1312))),
% 7.31/1.74      inference('split', [status(esa)], [zip_derived_cl1511])).
% 7.31/1.74  thf(zip_derived_cl554, plain,
% 7.31/1.74      ((![X0 : $i]: (~ (c2_1 @ X0) |  (c1_1 @ X0) | ~ (c0_1 @ X0)))
% 7.31/1.74         <= ((![X0 : $i]: (~ (c2_1 @ X0) |  (c1_1 @ X0) | ~ (c0_1 @ X0))))),
% 7.31/1.74      inference('split', [status(esa)], [zip_derived_cl155])).
% 7.31/1.74  thf(zip_derived_cl473, plain, ((~ (c1_1 @ a1312)) <= (~ ( (c1_1 @ a1312)))),
% 7.31/1.74      inference('split', [status(esa)], [zip_derived_cl130])).
% 7.31/1.74  thf(zip_derived_cl1359, plain,
% 7.31/1.74      (((~ (c0_1 @ a1312) | ~ (c2_1 @ a1312)))
% 7.31/1.74         <= (~ ( (c1_1 @ a1312)) & 
% 7.31/1.74             (![X0 : $i]: (~ (c2_1 @ X0) |  (c1_1 @ X0) | ~ (c0_1 @ X0))))),
% 7.31/1.74      inference('s_sup-', [status(thm)], [zip_derived_cl554, zip_derived_cl473])).
% 7.31/1.74  thf('100', plain,
% 7.31/1.74      (~ ( (c2_1 @ a1312)) | ( (c1_1 @ a1312)) | 
% 7.31/1.74       ~ (![X0 : $i]: (~ (c2_1 @ X0) |  (c1_1 @ X0) | ~ (c0_1 @ X0))) | 
% 7.31/1.74       ~ ( (c0_1 @ a1312))),
% 7.31/1.74      inference('split', [status(esa)], [zip_derived_cl1359])).
% 7.31/1.74  thf(clause88, conjecture, (~( ( c0_1 @ a1311 ) | ( ~( hskp3 ) ) ))).
% 7.31/1.74  thf(zf_stmt_83, negated_conjecture, (( c0_1 @ a1311 ) | ( ~( hskp3 ) )),
% 7.31/1.74    inference('cnf.neg', [status(esa)], [clause88])).
% 7.31/1.74  thf(zip_derived_cl87, plain, (( (c0_1 @ a1311) | ~ (hskp3))),
% 7.31/1.74      inference('cnf', [status(esa)], [zf_stmt_83])).
% 7.31/1.74  thf('101', plain, (( (c0_1 @ a1311)) | ~ ( (hskp3))),
% 7.31/1.74      inference('split', [status(esa)], [zip_derived_cl87])).
% 7.31/1.74  thf(clause89, conjecture, (~( ( c2_1 @ a1311 ) | ( ~( hskp3 ) ) ))).
% 7.31/1.74  thf(zf_stmt_84, negated_conjecture, (( c2_1 @ a1311 ) | ( ~( hskp3 ) )),
% 7.31/1.74    inference('cnf.neg', [status(esa)], [clause89])).
% 7.31/1.74  thf(zip_derived_cl88, plain, (( (c2_1 @ a1311) | ~ (hskp3))),
% 7.31/1.74      inference('cnf', [status(esa)], [zf_stmt_84])).
% 7.31/1.74  thf('102', plain, (( (c2_1 @ a1311)) | ~ ( (hskp3))),
% 7.31/1.74      inference('split', [status(esa)], [zip_derived_cl88])).
% 7.31/1.74  thf('103', plain, (~ ( (hskp3)) | ~ ( (c1_1 @ a1311))),
% 7.31/1.74      inference('split', [status(esa)], [zip_derived_cl132])).
% 7.31/1.74  thf(zip_derived_cl554, plain,
% 7.31/1.74      ((![X0 : $i]: (~ (c2_1 @ X0) |  (c1_1 @ X0) | ~ (c0_1 @ X0)))
% 7.31/1.74         <= ((![X0 : $i]: (~ (c2_1 @ X0) |  (c1_1 @ X0) | ~ (c0_1 @ X0))))),
% 7.31/1.74      inference('split', [status(esa)], [zip_derived_cl155])).
% 7.31/1.74  thf(zip_derived_cl477, plain, ((~ (c1_1 @ a1311)) <= (~ ( (c1_1 @ a1311)))),
% 7.31/1.74      inference('split', [status(esa)], [zip_derived_cl132])).
% 7.31/1.74  thf(zip_derived_cl1360, plain,
% 7.31/1.74      (((~ (c0_1 @ a1311) | ~ (c2_1 @ a1311)))
% 7.31/1.74         <= (~ ( (c1_1 @ a1311)) & 
% 7.31/1.74             (![X0 : $i]: (~ (c2_1 @ X0) |  (c1_1 @ X0) | ~ (c0_1 @ X0))))),
% 7.31/1.74      inference('s_sup-', [status(thm)], [zip_derived_cl554, zip_derived_cl477])).
% 7.31/1.74  thf('104', plain,
% 7.31/1.74      (( (c1_1 @ a1311)) | ~ ( (c0_1 @ a1311)) | 
% 7.31/1.74       ~ (![X0 : $i]: (~ (c2_1 @ X0) |  (c1_1 @ X0) | ~ (c0_1 @ X0))) | 
% 7.31/1.74       ~ ( (c2_1 @ a1311))),
% 7.31/1.74      inference('split', [status(esa)], [zip_derived_cl1360])).
% 7.31/1.74  thf(clause150, conjecture,
% 7.31/1.74    (~( ( hskp15 ) | ( hskp19 ) | ( c3_1 @ U ) | ( c1_1 @ U ) | 
% 7.31/1.74        ( ~( ndr1_0 ) ) | ( ~( c0_1 @ U ) ) ))).
% 7.31/1.74  thf(zf_stmt_85, negated_conjecture,
% 7.31/1.74    (( hskp15 ) | ( hskp19 ) | ( c3_1 @ U ) | ( c1_1 @ U ) | ( ~( ndr1_0 ) ) | 
% 7.31/1.74     ( ~( c0_1 @ U ) )),
% 7.31/1.74    inference('cnf.neg', [status(esa)], [clause150])).
% 7.31/1.74  thf(zip_derived_cl149, plain,
% 7.31/1.74      (![X0 : $i]:
% 7.31/1.74         ( (hskp15)
% 7.31/1.74          |  (hskp19)
% 7.31/1.74          |  (c3_1 @ X0)
% 7.31/1.74          |  (c1_1 @ X0)
% 7.31/1.74          | ~ (ndr1_0)
% 7.31/1.74          | ~ (c0_1 @ X0))),
% 7.31/1.74      inference('cnf', [status(esa)], [zf_stmt_85])).
% 7.31/1.74  thf(zip_derived_cl530, plain,
% 7.31/1.74      ((![X0 : $i]: ( (c1_1 @ X0) | ~ (c0_1 @ X0) |  (c3_1 @ X0)))
% 7.31/1.74         <= ((![X0 : $i]: ( (c1_1 @ X0) | ~ (c0_1 @ X0) |  (c3_1 @ X0))))),
% 7.31/1.74      inference('split', [status(esa)], [zip_derived_cl149])).
% 7.31/1.74  thf(zip_derived_cl473, plain, ((~ (c1_1 @ a1312)) <= (~ ( (c1_1 @ a1312)))),
% 7.31/1.74      inference('split', [status(esa)], [zip_derived_cl130])).
% 7.31/1.74  thf(zip_derived_cl1750, plain,
% 7.31/1.74      ((( (c3_1 @ a1312) | ~ (c0_1 @ a1312)))
% 7.31/1.74         <= (~ ( (c1_1 @ a1312)) & 
% 7.31/1.74             (![X0 : $i]: ( (c1_1 @ X0) | ~ (c0_1 @ X0) |  (c3_1 @ X0))))),
% 7.31/1.74      inference('s_sup-', [status(thm)], [zip_derived_cl530, zip_derived_cl473])).
% 7.31/1.74  thf('105', plain,
% 7.31/1.74      (~ (![X0 : $i]: ( (c1_1 @ X0) | ~ (c0_1 @ X0) |  (c3_1 @ X0))) | 
% 7.31/1.74       ~ ( (c0_1 @ a1312)) | ( (c1_1 @ a1312)) | ( (c3_1 @ a1312))),
% 7.31/1.74      inference('split', [status(esa)], [zip_derived_cl1750])).
% 7.31/1.74  thf(clause87, conjecture, (~( ( c0_1 @ a1312 ) | ( ~( hskp4 ) ) ))).
% 7.31/1.74  thf(zf_stmt_86, negated_conjecture, (( c0_1 @ a1312 ) | ( ~( hskp4 ) )),
% 7.31/1.74    inference('cnf.neg', [status(esa)], [clause87])).
% 7.31/1.74  thf(zip_derived_cl86, plain, (( (c0_1 @ a1312) | ~ (hskp4))),
% 7.31/1.74      inference('cnf', [status(esa)], [zf_stmt_86])).
% 7.31/1.74  thf('106', plain, (( (c0_1 @ a1312)) | ~ ( (hskp4))),
% 7.31/1.74      inference('split', [status(esa)], [zip_derived_cl86])).
% 7.31/1.74  thf('107', plain, (~ ( (c1_1 @ a1312)) | ~ ( (hskp4))),
% 7.31/1.74      inference('split', [status(esa)], [zip_derived_cl130])).
% 7.31/1.74  thf('108', plain, (~ ( (c3_1 @ a1312)) | ~ ( (hskp4))),
% 7.31/1.74      inference('split', [status(esa)], [zip_derived_cl131])).
% 7.31/1.74  thf('109', plain, (( (c1_1 @ a1333)) | ~ ( (hskp16))),
% 7.31/1.74      inference('split', [status(esa)], [zip_derived_cl72])).
% 7.31/1.74  thf(clause109, conjecture, (~( ( ~( hskp16 ) ) | ( ~( c2_1 @ a1333 ) ) ))).
% 7.31/1.74  thf(zf_stmt_87, negated_conjecture,
% 7.31/1.74    (( ~( hskp16 ) ) | ( ~( c2_1 @ a1333 ) )),
% 7.31/1.74    inference('cnf.neg', [status(esa)], [clause109])).
% 7.31/1.74  thf(zip_derived_cl108, plain, ((~ (hskp16) | ~ (c2_1 @ a1333))),
% 7.31/1.74      inference('cnf', [status(esa)], [zf_stmt_87])).
% 7.31/1.74  thf('110', plain, (~ ( (c2_1 @ a1333)) | ~ ( (hskp16))),
% 7.31/1.74      inference('split', [status(esa)], [zip_derived_cl108])).
% 7.31/1.74  thf('111', plain, (~ ( (c3_1 @ a1333)) | ~ ( (hskp16))),
% 7.31/1.74      inference('split', [status(esa)], [zip_derived_cl109])).
% 7.31/1.74  thf('112', plain,
% 7.31/1.74      (( (hskp16)) | ( (hskp17)) | 
% 7.31/1.74       (![X0 : $i]: (~ (c2_1 @ X0) | ~ (c1_1 @ X0) |  (c0_1 @ X0))) | 
% 7.31/1.74       ~ ( (ndr1_0))),
% 7.31/1.74      inference('split', [status(esa)], [zip_derived_cl154])).
% 7.31/1.74  thf(clause193, conjecture,
% 7.31/1.74    (~( ( c2_1 @ W ) | ( c0_1 @ W ) | ( c2_1 @ V ) | ( c0_1 @ V ) | 
% 7.31/1.74        ( c3_1 @ U ) | ( c2_1 @ U ) | ( ~( c1_1 @ W ) ) | ( ~( c3_1 @ V ) ) | 
% 7.31/1.74        ( ~( ndr1_0 ) ) | ( ~( c1_1 @ U ) ) ))).
% 7.31/1.74  thf(zf_stmt_88, negated_conjecture,
% 7.31/1.74    (( c2_1 @ W ) | ( c0_1 @ W ) | ( c2_1 @ V ) | ( c0_1 @ V ) | 
% 7.31/1.74     ( c3_1 @ U ) | ( c2_1 @ U ) | ( ~( c1_1 @ W ) ) | ( ~( c3_1 @ V ) ) | 
% 7.31/1.74     ( ~( ndr1_0 ) ) | ( ~( c1_1 @ U ) )),
% 7.31/1.74    inference('cnf.neg', [status(esa)], [clause193])).
% 7.31/1.74  thf(zip_derived_cl192, plain,
% 7.31/1.74      (![X0 : $i, X1 : $i, X2 : $i]:
% 7.31/1.74         ( (c2_1 @ X0)
% 7.31/1.74          |  (c0_1 @ X0)
% 7.31/1.74          |  (c2_1 @ X1)
% 7.31/1.74          |  (c0_1 @ X1)
% 7.31/1.74          |  (c3_1 @ X2)
% 7.31/1.74          |  (c2_1 @ X2)
% 7.31/1.74          | ~ (c1_1 @ X0)
% 7.31/1.74          | ~ (c3_1 @ X1)
% 7.31/1.74          | ~ (ndr1_0)
% 7.31/1.74          | ~ (c1_1 @ X2))),
% 7.31/1.74      inference('cnf', [status(esa)], [zf_stmt_88])).
% 7.31/1.74  thf('113', plain,
% 7.31/1.74      ((![X0 : $i]: ( (c2_1 @ X0) |  (c0_1 @ X0) | ~ (c3_1 @ X0))) | 
% 7.31/1.74       (![X0 : $i]: ( (c2_1 @ X0) | ~ (c1_1 @ X0) |  (c3_1 @ X0))) | 
% 7.31/1.74       ~ ( (ndr1_0)) | 
% 7.31/1.74       (![X0 : $i]: ( (c2_1 @ X0) | ~ (c1_1 @ X0) |  (c0_1 @ X0)))),
% 7.31/1.74      inference('split', [status(esa)], [zip_derived_cl192])).
% 7.31/1.74  thf(zip_derived_cl550, plain,
% 7.31/1.74      ((![X0 : $i]: (~ (c2_1 @ X0) | ~ (c1_1 @ X0) |  (c0_1 @ X0)))
% 7.31/1.74         <= ((![X0 : $i]: (~ (c2_1 @ X0) | ~ (c1_1 @ X0) |  (c0_1 @ X0))))),
% 7.31/1.74      inference('split', [status(esa)], [zip_derived_cl154])).
% 7.31/1.74  thf(clause66, conjecture, (~( ( c1_1 @ a1348 ) | ( ~( hskp20 ) ) ))).
% 7.31/1.74  thf(zf_stmt_89, negated_conjecture, (( c1_1 @ a1348 ) | ( ~( hskp20 ) )),
% 7.31/1.74    inference('cnf.neg', [status(esa)], [clause66])).
% 7.31/1.74  thf(zip_derived_cl65, plain, (( (c1_1 @ a1348) | ~ (hskp20))),
% 7.31/1.74      inference('cnf', [status(esa)], [zf_stmt_89])).
% 7.31/1.74  thf(zip_derived_cl343, plain, (( (c1_1 @ a1348)) <= (( (c1_1 @ a1348)))),
% 7.31/1.74      inference('split', [status(esa)], [zip_derived_cl65])).
% 7.31/1.74  thf(zip_derived_cl972, plain,
% 7.31/1.74      ((( (c0_1 @ a1348) | ~ (c2_1 @ a1348)))
% 7.31/1.74         <= (( (c1_1 @ a1348)) & 
% 7.31/1.74             (![X0 : $i]: (~ (c2_1 @ X0) | ~ (c1_1 @ X0) |  (c0_1 @ X0))))),
% 7.31/1.74      inference('s_sup+', [status(thm)], [zip_derived_cl550, zip_derived_cl343])).
% 7.31/1.74  thf('114', plain,
% 7.31/1.74      (~ (![X0 : $i]: (~ (c2_1 @ X0) | ~ (c1_1 @ X0) |  (c0_1 @ X0))) | 
% 7.31/1.74       ~ ( (c1_1 @ a1348)) | ~ ( (c2_1 @ a1348)) | ( (c0_1 @ a1348))),
% 7.31/1.74      inference('split', [status(esa)], [zip_derived_cl972])).
% 7.31/1.74  thf(zip_derived_cl614, plain,
% 7.31/1.74      ((![X0 : $i]: ( (c2_1 @ X0) | ~ (c1_1 @ X0) |  (c0_1 @ X0)))
% 7.31/1.74         <= ((![X0 : $i]: ( (c2_1 @ X0) | ~ (c1_1 @ X0) |  (c0_1 @ X0))))),
% 7.31/1.74      inference('split', [status(esa)], [zip_derived_cl170])).
% 7.31/1.74  thf(clause77, conjecture, (~( ( c1_1 @ a1325 ) | ( ~( hskp12 ) ) ))).
% 7.31/1.74  thf(zf_stmt_90, negated_conjecture, (( c1_1 @ a1325 ) | ( ~( hskp12 ) )),
% 7.31/1.74    inference('cnf.neg', [status(esa)], [clause77])).
% 7.31/1.74  thf(zip_derived_cl76, plain, (( (c1_1 @ a1325) | ~ (hskp12))),
% 7.31/1.74      inference('cnf', [status(esa)], [zf_stmt_90])).
% 7.31/1.74  thf(zip_derived_cl365, plain, (( (c1_1 @ a1325)) <= (( (c1_1 @ a1325)))),
% 7.31/1.74      inference('split', [status(esa)], [zip_derived_cl76])).
% 7.31/1.74  thf(zip_derived_cl1839, plain,
% 7.31/1.74      ((( (c0_1 @ a1325) |  (c2_1 @ a1325)))
% 7.31/1.74         <= (( (c1_1 @ a1325)) & 
% 7.31/1.74             (![X0 : $i]: ( (c2_1 @ X0) | ~ (c1_1 @ X0) |  (c0_1 @ X0))))),
% 7.31/1.74      inference('s_sup+', [status(thm)], [zip_derived_cl614, zip_derived_cl365])).
% 7.31/1.74  thf('115', plain,
% 7.31/1.74      (~ (![X0 : $i]: ( (c2_1 @ X0) | ~ (c1_1 @ X0) |  (c0_1 @ X0))) | 
% 7.31/1.74       ( (c2_1 @ a1325)) | ( (c0_1 @ a1325)) | ~ ( (c1_1 @ a1325))),
% 7.31/1.74      inference('split', [status(esa)], [zip_derived_cl1839])).
% 7.31/1.74  thf(zip_derived_cl634, plain,
% 7.31/1.74      ((![X0 : $i]: ( (c2_1 @ X0) |  (c0_1 @ X0) | ~ (c3_1 @ X0)))
% 7.31/1.74         <= ((![X0 : $i]: ( (c2_1 @ X0) |  (c0_1 @ X0) | ~ (c3_1 @ X0))))),
% 7.31/1.74      inference('split', [status(esa)], [zip_derived_cl175])).
% 7.31/1.74  thf(clause78, conjecture, (~( ( c3_1 @ a1325 ) | ( ~( hskp12 ) ) ))).
% 7.31/1.74  thf(zf_stmt_91, negated_conjecture, (( c3_1 @ a1325 ) | ( ~( hskp12 ) )),
% 7.31/1.74    inference('cnf.neg', [status(esa)], [clause78])).
% 7.31/1.74  thf(zip_derived_cl77, plain, (( (c3_1 @ a1325) | ~ (hskp12))),
% 7.31/1.74      inference('cnf', [status(esa)], [zf_stmt_91])).
% 7.31/1.74  thf(zip_derived_cl367, plain, (( (c3_1 @ a1325)) <= (( (c3_1 @ a1325)))),
% 7.31/1.74      inference('split', [status(esa)], [zip_derived_cl77])).
% 7.31/1.74  thf(zip_derived_cl1941, plain,
% 7.31/1.74      ((( (c0_1 @ a1325) |  (c2_1 @ a1325)))
% 7.31/1.74         <= (( (c3_1 @ a1325)) & 
% 7.31/1.74             (![X0 : $i]: ( (c2_1 @ X0) |  (c0_1 @ X0) | ~ (c3_1 @ X0))))),
% 7.31/1.74      inference('s_sup+', [status(thm)], [zip_derived_cl634, zip_derived_cl367])).
% 7.31/1.74  thf('116', plain,
% 7.31/1.74      (( (c2_1 @ a1325)) | 
% 7.31/1.74       ~ (![X0 : $i]: ( (c2_1 @ X0) |  (c0_1 @ X0) | ~ (c3_1 @ X0))) | 
% 7.31/1.74       ( (c0_1 @ a1325)) | ~ ( (c3_1 @ a1325))),
% 7.31/1.74      inference('split', [status(esa)], [zip_derived_cl1941])).
% 7.31/1.74  thf(zip_derived_cl625, plain,
% 7.31/1.74      ((![X1 : $i]: (~ (c3_1 @ X1) | ~ (c2_1 @ X1) |  (c0_1 @ X1)))
% 7.31/1.74         <= ((![X1 : $i]: (~ (c3_1 @ X1) | ~ (c2_1 @ X1) |  (c0_1 @ X1))))),
% 7.31/1.74      inference('split', [status(esa)], [zip_derived_cl173])).
% 7.31/1.74  thf(zip_derived_cl367, plain, (( (c3_1 @ a1325)) <= (( (c3_1 @ a1325)))),
% 7.31/1.74      inference('split', [status(esa)], [zip_derived_cl77])).
% 7.31/1.74  thf(zip_derived_cl1060, plain,
% 7.31/1.74      ((( (c0_1 @ a1325) | ~ (c2_1 @ a1325)))
% 7.31/1.74         <= (( (c3_1 @ a1325)) & 
% 7.31/1.74             (![X1 : $i]: (~ (c3_1 @ X1) | ~ (c2_1 @ X1) |  (c0_1 @ X1))))),
% 7.31/1.74      inference('s_sup+', [status(thm)], [zip_derived_cl625, zip_derived_cl367])).
% 7.31/1.74  thf('117', plain,
% 7.31/1.74      (~ (![X1 : $i]: (~ (c3_1 @ X1) | ~ (c2_1 @ X1) |  (c0_1 @ X1))) | 
% 7.31/1.74       ~ ( (c2_1 @ a1325)) | ( (c0_1 @ a1325)) | ~ ( (c3_1 @ a1325))),
% 7.31/1.74      inference('split', [status(esa)], [zip_derived_cl1060])).
% 7.31/1.74  thf('118', plain, (( (c1_1 @ a1325)) | ~ ( (hskp12))),
% 7.31/1.74      inference('split', [status(esa)], [zip_derived_cl76])).
% 7.31/1.74  thf('119', plain, (( (c3_1 @ a1325)) | ~ ( (hskp12))),
% 7.31/1.74      inference('split', [status(esa)], [zip_derived_cl77])).
% 7.31/1.74  thf(clause117, conjecture, (~( ( ~( hskp12 ) ) | ( ~( c0_1 @ a1325 ) ) ))).
% 7.31/1.74  thf(zf_stmt_92, negated_conjecture,
% 7.31/1.74    (( ~( hskp12 ) ) | ( ~( c0_1 @ a1325 ) )),
% 7.31/1.74    inference('cnf.neg', [status(esa)], [clause117])).
% 7.31/1.74  thf(zip_derived_cl116, plain, ((~ (hskp12) | ~ (c0_1 @ a1325))),
% 7.31/1.74      inference('cnf', [status(esa)], [zf_stmt_92])).
% 7.31/1.74  thf('120', plain, (~ ( (c0_1 @ a1325)) | ~ ( (hskp12))),
% 7.31/1.74      inference('split', [status(esa)], [zip_derived_cl116])).
% 7.31/1.74  thf(clause1, conjecture, (~( ( hskp12 ) | ( hskp26 ) ))).
% 7.31/1.74  thf(zf_stmt_93, negated_conjecture, (( hskp12 ) | ( hskp26 )),
% 7.31/1.74    inference('cnf.neg', [status(esa)], [clause1])).
% 7.31/1.74  thf(zip_derived_cl0, plain, (( (hskp12) |  (hskp26))),
% 7.31/1.74      inference('cnf', [status(esa)], [zf_stmt_93])).
% 7.89/1.74  thf('121', plain, (( (hskp26)) | ( (hskp12))),
% 7.89/1.74      inference('split', [status(esa)], [zip_derived_cl0])).
% 7.89/1.74  thf('122', plain,
% 7.89/1.74      (( (hskp4)) | ( (hskp17)) | ~ ( (ndr1_0)) | 
% 7.89/1.74       (![X0 : $i]: ( (c2_1 @ X0) | ~ (c0_1 @ X0) |  (c3_1 @ X0)))),
% 7.89/1.74      inference('split', [status(esa)], [zip_derived_cl151])).
% 7.89/1.74  thf('123', plain,
% 7.89/1.74      (( (hskp4)) | 
% 7.89/1.74       (![X1 : $i]: (~ (c3_1 @ X1) | ~ (c1_1 @ X1) |  (c0_1 @ X1))) | 
% 7.89/1.74       ~ ( (ndr1_0)) | 
% 7.89/1.74       (![X0 : $i]: (~ (c2_1 @ X0) |  (c0_1 @ X0) |  (c3_1 @ X0)))),
% 7.89/1.74      inference('split', [status(esa)], [zip_derived_cl178])).
% 7.89/1.74  thf(clause43, conjecture, (~( ( hskp20 ) | ( hskp29 ) | ( hskp26 ) ))).
% 7.89/1.74  thf(zf_stmt_94, negated_conjecture, (( hskp20 ) | ( hskp29 ) | ( hskp26 )),
% 7.89/1.74    inference('cnf.neg', [status(esa)], [clause43])).
% 7.89/1.74  thf(zip_derived_cl42, plain, (( (hskp20) |  (hskp29) |  (hskp26))),
% 7.89/1.74      inference('cnf', [status(esa)], [zf_stmt_94])).
% 7.89/1.74  thf('124', plain, (( (hskp26)) | ( (hskp20)) | ( (hskp29))),
% 7.89/1.74      inference('split', [status(esa)], [zip_derived_cl42])).
% 7.89/1.74  thf(clause59, conjecture, (~( ( c0_1 @ a1411 ) | ( ~( hskp26 ) ) ))).
% 7.89/1.74  thf(zf_stmt_95, negated_conjecture, (( c0_1 @ a1411 ) | ( ~( hskp26 ) )),
% 7.89/1.74    inference('cnf.neg', [status(esa)], [clause59])).
% 7.89/1.74  thf(zip_derived_cl58, plain, (( (c0_1 @ a1411) | ~ (hskp26))),
% 7.89/1.74      inference('cnf', [status(esa)], [zf_stmt_95])).
% 7.89/1.74  thf('125', plain, (( (c0_1 @ a1411)) | ~ ( (hskp26))),
% 7.89/1.74      inference('split', [status(esa)], [zip_derived_cl58])).
% 7.89/1.74  thf(clause93, conjecture, (~( ( ~( hskp26 ) ) | ( ~( c2_1 @ a1411 ) ) ))).
% 7.89/1.74  thf(zf_stmt_96, negated_conjecture,
% 7.89/1.74    (( ~( hskp26 ) ) | ( ~( c2_1 @ a1411 ) )),
% 7.89/1.74    inference('cnf.neg', [status(esa)], [clause93])).
% 7.89/1.74  thf(zip_derived_cl92, plain, ((~ (hskp26) | ~ (c2_1 @ a1411))),
% 7.89/1.74      inference('cnf', [status(esa)], [zf_stmt_96])).
% 7.89/1.74  thf('126', plain, (~ ( (c2_1 @ a1411)) | ~ ( (hskp26))),
% 7.89/1.74      inference('split', [status(esa)], [zip_derived_cl92])).
% 7.89/1.74  thf(clause94, conjecture, (~( ( ~( hskp26 ) ) | ( ~( c3_1 @ a1411 ) ) ))).
% 7.89/1.74  thf(zf_stmt_97, negated_conjecture,
% 7.89/1.74    (( ~( hskp26 ) ) | ( ~( c3_1 @ a1411 ) )),
% 7.89/1.74    inference('cnf.neg', [status(esa)], [clause94])).
% 7.89/1.74  thf(zip_derived_cl93, plain, ((~ (hskp26) | ~ (c3_1 @ a1411))),
% 7.89/1.74      inference('cnf', [status(esa)], [zf_stmt_97])).
% 7.89/1.74  thf('127', plain, (~ ( (c3_1 @ a1411)) | ~ ( (hskp26))),
% 7.89/1.74      inference('split', [status(esa)], [zip_derived_cl93])).
% 7.89/1.74  thf(zip_derived_cl538, plain,
% 7.89/1.74      ((![X0 : $i]: ( (c2_1 @ X0) | ~ (c0_1 @ X0) |  (c3_1 @ X0)))
% 7.89/1.74         <= ((![X0 : $i]: ( (c2_1 @ X0) | ~ (c0_1 @ X0) |  (c3_1 @ X0))))),
% 7.89/1.74      inference('split', [status(esa)], [zip_derived_cl151])).
% 7.89/1.74  thf(zip_derived_cl399, plain, ((~ (c3_1 @ a1411)) <= (~ ( (c3_1 @ a1411)))),
% 7.89/1.74      inference('split', [status(esa)], [zip_derived_cl93])).
% 7.89/1.74  thf(zip_derived_cl1982, plain,
% 7.89/1.74      (((~ (c0_1 @ a1411) |  (c2_1 @ a1411)))
% 7.89/1.74         <= (~ ( (c3_1 @ a1411)) & 
% 7.89/1.74             (![X0 : $i]: ( (c2_1 @ X0) | ~ (c0_1 @ X0) |  (c3_1 @ X0))))),
% 7.89/1.74      inference('s_sup-', [status(thm)], [zip_derived_cl538, zip_derived_cl399])).
% 7.89/1.74  thf('128', plain,
% 7.89/1.74      (~ (![X0 : $i]: ( (c2_1 @ X0) | ~ (c0_1 @ X0) |  (c3_1 @ X0))) | 
% 7.89/1.74       ( (c2_1 @ a1411)) | ( (c3_1 @ a1411)) | ~ ( (c0_1 @ a1411))),
% 7.89/1.74      inference('split', [status(esa)], [zip_derived_cl1982])).
% 7.89/1.74  thf(zip_derived_cl574, plain,
% 7.89/1.74      ((![X0 : $i]: (~ (c1_1 @ X0) | ~ (c0_1 @ X0) |  (c3_1 @ X0)))
% 7.89/1.74         <= ((![X0 : $i]: (~ (c1_1 @ X0) | ~ (c0_1 @ X0) |  (c3_1 @ X0))))),
% 7.89/1.74      inference('split', [status(esa)], [zip_derived_cl160])).
% 7.89/1.74  thf(zip_derived_cl343, plain, (( (c1_1 @ a1348)) <= (( (c1_1 @ a1348)))),
% 7.89/1.74      inference('split', [status(esa)], [zip_derived_cl65])).
% 7.89/1.74  thf(zip_derived_cl1000, plain,
% 7.89/1.74      ((( (c3_1 @ a1348) | ~ (c0_1 @ a1348)))
% 7.89/1.74         <= (( (c1_1 @ a1348)) & 
% 7.89/1.74             (![X0 : $i]: (~ (c1_1 @ X0) | ~ (c0_1 @ X0) |  (c3_1 @ X0))))),
% 7.89/1.74      inference('s_sup+', [status(thm)], [zip_derived_cl574, zip_derived_cl343])).
% 7.89/1.74  thf(zip_derived_cl3075, plain, (( (c3_1 @ a1348)) <= (( (c3_1 @ a1348)))),
% 7.89/1.74      inference('split', [status(esa)], [zip_derived_cl1000])).
% 7.89/1.74  thf(zip_derived_cl625, plain,
% 7.89/1.74      ((![X1 : $i]: (~ (c3_1 @ X1) | ~ (c2_1 @ X1) |  (c0_1 @ X1)))
% 7.89/1.74         <= ((![X1 : $i]: (~ (c3_1 @ X1) | ~ (c2_1 @ X1) |  (c0_1 @ X1))))),
% 7.89/1.74      inference('split', [status(esa)], [zip_derived_cl173])).
% 7.89/1.74  thf(zip_derived_cl3089, plain,
% 7.89/1.74      (((~ (c2_1 @ a1348) |  (c0_1 @ a1348)))
% 7.89/1.74         <= ((![X1 : $i]: (~ (c3_1 @ X1) | ~ (c2_1 @ X1) |  (c0_1 @ X1))) & 
% 7.89/1.74             ( (c3_1 @ a1348)))),
% 7.89/1.74      inference('s_sup-', [status(thm)],
% 7.89/1.74                [zip_derived_cl3075, zip_derived_cl625])).
% 7.89/1.74  thf('129', plain,
% 7.89/1.74      (~ (![X1 : $i]: (~ (c3_1 @ X1) | ~ (c2_1 @ X1) |  (c0_1 @ X1))) | 
% 7.89/1.74       ~ ( (c3_1 @ a1348)) | ~ ( (c2_1 @ a1348)) | ( (c0_1 @ a1348))),
% 7.89/1.74      inference('split', [status(esa)], [zip_derived_cl3089])).
% 7.89/1.74  thf(clause170, conjecture,
% 7.89/1.74    (~( ( hskp9 ) | ( c3_1 @ V ) | ( c2_1 @ V ) | ( c0_1 @ V ) | 
% 7.89/1.74        ( c3_1 @ U ) | ( c2_1 @ U ) | ( ~( ndr1_0 ) ) | ( ~( c0_1 @ U ) ) ))).
% 7.89/1.74  thf(zf_stmt_98, negated_conjecture,
% 7.89/1.74    (( hskp9 ) | ( c3_1 @ V ) | ( c2_1 @ V ) | ( c0_1 @ V ) | ( c3_1 @ U ) | 
% 7.89/1.74     ( c2_1 @ U ) | ( ~( ndr1_0 ) ) | ( ~( c0_1 @ U ) )),
% 7.89/1.74    inference('cnf.neg', [status(esa)], [clause170])).
% 7.89/1.74  thf(zip_derived_cl169, plain,
% 7.89/1.74      (![X0 : $i, X1 : $i]:
% 7.89/1.74         ( (hskp9)
% 7.89/1.74          |  (c3_1 @ X0)
% 7.89/1.74          |  (c2_1 @ X0)
% 7.89/1.74          |  (c0_1 @ X0)
% 7.89/1.74          |  (c3_1 @ X1)
% 7.89/1.74          |  (c2_1 @ X1)
% 7.89/1.74          | ~ (ndr1_0)
% 7.89/1.74          | ~ (c0_1 @ X1))),
% 7.89/1.74      inference('cnf', [status(esa)], [zf_stmt_98])).
% 7.89/1.74  thf('130', plain,
% 7.89/1.74      (( (hskp9)) | 
% 7.89/1.74       (![X0 : $i]: ( (c2_1 @ X0) |  (c0_1 @ X0) |  (c3_1 @ X0))) | 
% 7.89/1.74       ~ ( (ndr1_0)) | 
% 7.89/1.74       (![X0 : $i]: ( (c2_1 @ X0) | ~ (c0_1 @ X0) |  (c3_1 @ X0)))),
% 7.89/1.74      inference('split', [status(esa)], [zip_derived_cl169])).
% 7.89/1.74  thf(zip_derived_cl514, plain,
% 7.89/1.74      ((![X0 : $i]: (~ (c2_1 @ X0) |  (c0_1 @ X0) |  (c3_1 @ X0)))
% 7.89/1.74         <= ((![X0 : $i]: (~ (c2_1 @ X0) |  (c0_1 @ X0) |  (c3_1 @ X0))))),
% 7.89/1.74      inference('split', [status(esa)], [zip_derived_cl145])).
% 7.89/1.74  thf(clause100, conjecture, (~( ( ~( hskp23 ) ) | ( ~( c3_1 @ a1359 ) ) ))).
% 7.89/1.74  thf(zf_stmt_99, negated_conjecture,
% 7.89/1.74    (( ~( hskp23 ) ) | ( ~( c3_1 @ a1359 ) )),
% 7.89/1.74    inference('cnf.neg', [status(esa)], [clause100])).
% 7.89/1.74  thf(zip_derived_cl99, plain, ((~ (hskp23) | ~ (c3_1 @ a1359))),
% 7.89/1.74      inference('cnf', [status(esa)], [zf_stmt_99])).
% 7.89/1.74  thf(zip_derived_cl411, plain, ((~ (c3_1 @ a1359)) <= (~ ( (c3_1 @ a1359)))),
% 7.89/1.74      inference('split', [status(esa)], [zip_derived_cl99])).
% 7.89/1.74  thf(zip_derived_cl1422, plain,
% 7.89/1.74      ((( (c0_1 @ a1359) | ~ (c2_1 @ a1359)))
% 7.89/1.74         <= (~ ( (c3_1 @ a1359)) & 
% 7.89/1.74             (![X0 : $i]: (~ (c2_1 @ X0) |  (c0_1 @ X0) |  (c3_1 @ X0))))),
% 7.89/1.74      inference('s_sup-', [status(thm)], [zip_derived_cl514, zip_derived_cl411])).
% 7.89/1.74  thf('131', plain,
% 7.89/1.74      (~ (![X0 : $i]: (~ (c2_1 @ X0) |  (c0_1 @ X0) |  (c3_1 @ X0))) | 
% 7.89/1.74       ~ ( (c2_1 @ a1359)) | ( (c0_1 @ a1359)) | ( (c3_1 @ a1359))),
% 7.89/1.74      inference('split', [status(esa)], [zip_derived_cl1422])).
% 7.89/1.74  thf(clause98, conjecture, (~( ( ~( hskp23 ) ) | ( ~( c0_1 @ a1359 ) ) ))).
% 7.89/1.74  thf(zf_stmt_100, negated_conjecture,
% 7.89/1.74    (( ~( hskp23 ) ) | ( ~( c0_1 @ a1359 ) )),
% 7.89/1.74    inference('cnf.neg', [status(esa)], [clause98])).
% 7.89/1.74  thf(zip_derived_cl97, plain, ((~ (hskp23) | ~ (c0_1 @ a1359))),
% 7.89/1.74      inference('cnf', [status(esa)], [zf_stmt_100])).
% 7.89/1.74  thf('132', plain, (~ ( (c0_1 @ a1359)) | ~ ( (hskp23))),
% 7.89/1.74      inference('split', [status(esa)], [zip_derived_cl97])).
% 7.89/1.74  thf('133', plain, (~ ( (c3_1 @ a1359)) | ~ ( (hskp23))),
% 7.89/1.74      inference('split', [status(esa)], [zip_derived_cl99])).
% 7.89/1.74  thf(clause160, conjecture,
% 7.89/1.74    (~( ( hskp23 ) | ( hskp22 ) | ( c1_1 @ U ) | ( ~( ndr1_0 ) ) | 
% 7.89/1.74        ( ~( c3_1 @ U ) ) | ( ~( c2_1 @ U ) ) ))).
% 7.89/1.74  thf(zf_stmt_101, negated_conjecture,
% 7.89/1.74    (( hskp23 ) | ( hskp22 ) | ( c1_1 @ U ) | ( ~( ndr1_0 ) ) | 
% 7.89/1.74     ( ~( c3_1 @ U ) ) | ( ~( c2_1 @ U ) )),
% 7.89/1.74    inference('cnf.neg', [status(esa)], [clause160])).
% 7.89/1.74  thf(zip_derived_cl159, plain,
% 7.89/1.74      (![X0 : $i]:
% 7.89/1.74         ( (hskp23)
% 7.89/1.74          |  (hskp22)
% 7.89/1.74          |  (c1_1 @ X0)
% 7.89/1.74          | ~ (ndr1_0)
% 7.89/1.74          | ~ (c3_1 @ X0)
% 7.89/1.74          | ~ (c2_1 @ X0))),
% 7.89/1.74      inference('cnf', [status(esa)], [zf_stmt_101])).
% 7.89/1.74  thf('134', plain,
% 7.89/1.74      (( (hskp23)) | 
% 7.89/1.74       (![X0 : $i]: (~ (c2_1 @ X0) |  (c1_1 @ X0) | ~ (c3_1 @ X0))) | 
% 7.89/1.74       ( (hskp22)) | ~ ( (ndr1_0))),
% 7.89/1.74      inference('split', [status(esa)], [zip_derived_cl159])).
% 7.89/1.74  thf(zip_derived_cl566, plain,
% 7.89/1.74      ((![X0 : $i]: (~ (c2_1 @ X0) |  (c1_1 @ X0) | ~ (c3_1 @ X0)))
% 7.89/1.74         <= ((![X0 : $i]: (~ (c2_1 @ X0) |  (c1_1 @ X0) | ~ (c3_1 @ X0))))),
% 7.89/1.74      inference('split', [status(esa)], [zip_derived_cl158])).
% 7.89/1.74  thf(zip_derived_cl447, plain, ((~ (c1_1 @ a1324)) <= (~ ( (c1_1 @ a1324)))),
% 7.89/1.74      inference('split', [status(esa)], [zip_derived_cl117])).
% 7.89/1.74  thf(zip_derived_cl1453, plain,
% 7.89/1.74      (((~ (c3_1 @ a1324) | ~ (c2_1 @ a1324)))
% 7.89/1.74         <= (~ ( (c1_1 @ a1324)) & 
% 7.89/1.74             (![X0 : $i]: (~ (c2_1 @ X0) |  (c1_1 @ X0) | ~ (c3_1 @ X0))))),
% 7.89/1.74      inference('s_sup-', [status(thm)], [zip_derived_cl566, zip_derived_cl447])).
% 7.89/1.74  thf('135', plain,
% 7.89/1.74      (~ ( (c2_1 @ a1324)) | 
% 7.89/1.74       ~ (![X0 : $i]: (~ (c2_1 @ X0) |  (c1_1 @ X0) | ~ (c3_1 @ X0))) | 
% 7.89/1.74       ( (c1_1 @ a1324)) | ~ ( (c3_1 @ a1324))),
% 7.89/1.74      inference('split', [status(esa)], [zip_derived_cl1453])).
% 7.89/1.74  thf(zip_derived_cl518, plain,
% 7.89/1.74      ((![X0 : $i]: ( (c2_1 @ X0) |  (c1_1 @ X0) | ~ (c0_1 @ X0)))
% 7.89/1.74         <= ((![X0 : $i]: ( (c2_1 @ X0) |  (c1_1 @ X0) | ~ (c0_1 @ X0))))),
% 7.89/1.74      inference('split', [status(esa)], [zip_derived_cl146])).
% 7.89/1.74  thf(zip_derived_cl447, plain, ((~ (c1_1 @ a1324)) <= (~ ( (c1_1 @ a1324)))),
% 7.89/1.74      inference('split', [status(esa)], [zip_derived_cl117])).
% 7.89/1.74  thf(zip_derived_cl1508, plain,
% 7.89/1.74      (((~ (c0_1 @ a1324) |  (c2_1 @ a1324)))
% 7.89/1.74         <= (~ ( (c1_1 @ a1324)) & 
% 7.89/1.74             (![X0 : $i]: ( (c2_1 @ X0) |  (c1_1 @ X0) | ~ (c0_1 @ X0))))),
% 7.89/1.74      inference('s_sup-', [status(thm)], [zip_derived_cl518, zip_derived_cl447])).
% 7.89/1.74  thf('136', plain,
% 7.89/1.74      (~ (![X0 : $i]: ( (c2_1 @ X0) |  (c1_1 @ X0) | ~ (c0_1 @ X0))) | 
% 7.89/1.74       ( (c2_1 @ a1324)) | ( (c1_1 @ a1324)) | ~ ( (c0_1 @ a1324))),
% 7.89/1.74      inference('split', [status(esa)], [zip_derived_cl1508])).
% 7.89/1.74  thf(clause79, conjecture, (~( ( c0_1 @ a1324 ) | ( ~( hskp11 ) ) ))).
% 7.89/1.74  thf(zf_stmt_102, negated_conjecture, (( c0_1 @ a1324 ) | ( ~( hskp11 ) )),
% 7.89/1.74    inference('cnf.neg', [status(esa)], [clause79])).
% 7.89/1.74  thf(zip_derived_cl78, plain, (( (c0_1 @ a1324) | ~ (hskp11))),
% 7.89/1.74      inference('cnf', [status(esa)], [zf_stmt_102])).
% 7.89/1.74  thf('137', plain, (( (c0_1 @ a1324)) | ~ ( (hskp11))),
% 7.89/1.74      inference('split', [status(esa)], [zip_derived_cl78])).
% 7.89/1.74  thf('138', plain, (( (c3_1 @ a1324)) | ~ ( (hskp11))),
% 7.89/1.74      inference('split', [status(esa)], [zip_derived_cl79])).
% 7.89/1.74  thf('139', plain, (~ ( (c1_1 @ a1324)) | ~ ( (hskp11))),
% 7.89/1.74      inference('split', [status(esa)], [zip_derived_cl117])).
% 7.89/1.74  thf('140', plain,
% 7.89/1.74      (( (hskp11)) | 
% 7.89/1.74       (![X0 : $i]: (~ (c2_1 @ X0) | ~ (c1_1 @ X0) | ~ (c3_1 @ X0))) | 
% 7.89/1.74       ( (hskp22)) | ~ ( (ndr1_0))),
% 7.89/1.74      inference('split', [status(esa)], [zip_derived_cl166])).
% 7.89/1.74  thf(zip_derived_cl343, plain, (( (c1_1 @ a1348)) <= (( (c1_1 @ a1348)))),
% 7.89/1.74      inference('split', [status(esa)], [zip_derived_cl65])).
% 7.89/1.74  thf(zip_derived_cl597, plain,
% 7.89/1.74      ((![X0 : $i]: (~ (c2_1 @ X0) | ~ (c1_1 @ X0) | ~ (c3_1 @ X0)))
% 7.89/1.74         <= ((![X0 : $i]: (~ (c2_1 @ X0) | ~ (c1_1 @ X0) | ~ (c3_1 @ X0))))),
% 7.89/1.74      inference('split', [status(esa)], [zip_derived_cl166])).
% 7.89/1.74  thf(zip_derived_cl847, plain,
% 7.89/1.74      (((~ (c2_1 @ a1348) | ~ (c3_1 @ a1348)))
% 7.89/1.74         <= (( (c1_1 @ a1348)) & 
% 7.89/1.74             (![X0 : $i]: (~ (c2_1 @ X0) | ~ (c1_1 @ X0) | ~ (c3_1 @ X0))))),
% 7.89/1.74      inference('s_sup-', [status(thm)], [zip_derived_cl343, zip_derived_cl597])).
% 7.89/1.74  thf('141', plain,
% 7.89/1.74      (~ (![X0 : $i]: (~ (c2_1 @ X0) | ~ (c1_1 @ X0) | ~ (c3_1 @ X0))) | 
% 7.89/1.74       ~ ( (c3_1 @ a1348)) | ~ ( (c1_1 @ a1348)) | ~ ( (c2_1 @ a1348))),
% 7.89/1.74      inference('split', [status(esa)], [zip_derived_cl847])).
% 7.89/1.74  thf(zip_derived_cl514, plain,
% 7.89/1.74      ((![X0 : $i]: (~ (c2_1 @ X0) |  (c0_1 @ X0) |  (c3_1 @ X0)))
% 7.89/1.74         <= ((![X0 : $i]: (~ (c2_1 @ X0) |  (c0_1 @ X0) |  (c3_1 @ X0))))),
% 7.89/1.74      inference('split', [status(esa)], [zip_derived_cl145])).
% 7.89/1.74  thf(zip_derived_cl890, plain, ((~ (c3_1 @ a1348)) <= (~ ( (c3_1 @ a1348)))),
% 7.89/1.74      inference('split', [status(esa)], [zip_derived_cl847])).
% 7.89/1.74  thf(zip_derived_cl1412, plain,
% 7.89/1.74      ((( (c0_1 @ a1348) | ~ (c2_1 @ a1348)))
% 7.89/1.74         <= (~ ( (c3_1 @ a1348)) & 
% 7.89/1.74             (![X0 : $i]: (~ (c2_1 @ X0) |  (c0_1 @ X0) |  (c3_1 @ X0))))),
% 7.89/1.74      inference('s_sup-', [status(thm)], [zip_derived_cl514, zip_derived_cl890])).
% 7.89/1.74  thf('142', plain,
% 7.89/1.74      (~ (![X0 : $i]: (~ (c2_1 @ X0) |  (c0_1 @ X0) |  (c3_1 @ X0))) | 
% 7.89/1.74       ( (c3_1 @ a1348)) | ( (c0_1 @ a1348)) | ~ ( (c2_1 @ a1348))),
% 7.89/1.74      inference('split', [status(esa)], [zip_derived_cl1412])).
% 7.89/1.74  thf('143', plain, (( (c1_1 @ a1348)) | ~ ( (hskp20))),
% 7.89/1.74      inference('split', [status(esa)], [zip_derived_cl65])).
% 7.89/1.74  thf(clause67, conjecture, (~( ( c2_1 @ a1348 ) | ( ~( hskp20 ) ) ))).
% 7.89/1.74  thf(zf_stmt_103, negated_conjecture, (( c2_1 @ a1348 ) | ( ~( hskp20 ) )),
% 7.89/1.74    inference('cnf.neg', [status(esa)], [clause67])).
% 7.89/1.74  thf(zip_derived_cl66, plain, (( (c2_1 @ a1348) | ~ (hskp20))),
% 7.89/1.74      inference('cnf', [status(esa)], [zf_stmt_103])).
% 7.89/1.74  thf('144', plain, (( (c2_1 @ a1348)) | ~ ( (hskp20))),
% 7.89/1.74      inference('split', [status(esa)], [zip_derived_cl66])).
% 7.89/1.74  thf(clause104, conjecture, (~( ( ~( hskp20 ) ) | ( ~( c0_1 @ a1348 ) ) ))).
% 7.89/1.74  thf(zf_stmt_104, negated_conjecture,
% 7.89/1.74    (( ~( hskp20 ) ) | ( ~( c0_1 @ a1348 ) )),
% 7.89/1.74    inference('cnf.neg', [status(esa)], [clause104])).
% 7.89/1.74  thf(zip_derived_cl103, plain, ((~ (hskp20) | ~ (c0_1 @ a1348))),
% 7.89/1.74      inference('cnf', [status(esa)], [zf_stmt_104])).
% 7.89/1.74  thf('145', plain, (~ ( (c0_1 @ a1348)) | ~ ( (hskp20))),
% 7.89/1.74      inference('split', [status(esa)], [zip_derived_cl103])).
% 7.89/1.74  thf(clause41, conjecture, (~( ( hskp6 ) | ( hskp20 ) | ( hskp25 ) ))).
% 7.89/1.74  thf(zf_stmt_105, negated_conjecture, (( hskp6 ) | ( hskp20 ) | ( hskp25 )),
% 7.89/1.74    inference('cnf.neg', [status(esa)], [clause41])).
% 7.89/1.74  thf(zip_derived_cl40, plain, (( (hskp6) |  (hskp20) |  (hskp25))),
% 7.89/1.74      inference('cnf', [status(esa)], [zf_stmt_105])).
% 7.89/1.74  thf('146', plain, (( (hskp20)) | ( (hskp6)) | ( (hskp25))),
% 7.89/1.74      inference('split', [status(esa)], [zip_derived_cl40])).
% 7.89/1.74  thf(clause60, conjecture, (~( ( c0_1 @ a1394 ) | ( ~( hskp25 ) ) ))).
% 7.89/1.74  thf(zf_stmt_106, negated_conjecture, (( c0_1 @ a1394 ) | ( ~( hskp25 ) )),
% 7.89/1.74    inference('cnf.neg', [status(esa)], [clause60])).
% 7.89/1.74  thf(zip_derived_cl59, plain, (( (c0_1 @ a1394) | ~ (hskp25))),
% 7.89/1.74      inference('cnf', [status(esa)], [zf_stmt_106])).
% 7.89/1.74  thf('147', plain, (( (c0_1 @ a1394)) | ~ ( (hskp25))),
% 7.89/1.74      inference('split', [status(esa)], [zip_derived_cl59])).
% 7.89/1.74  thf(clause61, conjecture, (~( ( c2_1 @ a1394 ) | ( ~( hskp25 ) ) ))).
% 7.89/1.74  thf(zf_stmt_107, negated_conjecture, (( c2_1 @ a1394 ) | ( ~( hskp25 ) )),
% 7.89/1.74    inference('cnf.neg', [status(esa)], [clause61])).
% 7.89/1.74  thf(zip_derived_cl60, plain, (( (c2_1 @ a1394) | ~ (hskp25))),
% 7.89/1.74      inference('cnf', [status(esa)], [zf_stmt_107])).
% 7.89/1.74  thf('148', plain, (( (c2_1 @ a1394)) | ~ ( (hskp25))),
% 7.89/1.74      inference('split', [status(esa)], [zip_derived_cl60])).
% 7.89/1.74  thf(clause95, conjecture, (~( ( ~( hskp25 ) ) | ( ~( c3_1 @ a1394 ) ) ))).
% 7.89/1.74  thf(zf_stmt_108, negated_conjecture,
% 7.89/1.74    (( ~( hskp25 ) ) | ( ~( c3_1 @ a1394 ) )),
% 7.89/1.74    inference('cnf.neg', [status(esa)], [clause95])).
% 7.89/1.74  thf(zip_derived_cl94, plain, ((~ (hskp25) | ~ (c3_1 @ a1394))),
% 7.89/1.74      inference('cnf', [status(esa)], [zf_stmt_108])).
% 7.89/1.74  thf('149', plain, (~ ( (hskp25)) | ~ ( (c3_1 @ a1394))),
% 7.89/1.74      inference('split', [status(esa)], [zip_derived_cl94])).
% 7.89/1.74  thf(zip_derived_cl582, plain,
% 7.89/1.74      ((![X0 : $i]: (~ (c2_1 @ X0) | ~ (c0_1 @ X0) |  (c3_1 @ X0)))
% 7.89/1.74         <= ((![X0 : $i]: (~ (c2_1 @ X0) | ~ (c0_1 @ X0) |  (c3_1 @ X0))))),
% 7.89/1.74      inference('split', [status(esa)], [zip_derived_cl162])).
% 7.89/1.74  thf(zip_derived_cl401, plain, ((~ (c3_1 @ a1394)) <= (~ ( (c3_1 @ a1394)))),
% 7.89/1.74      inference('split', [status(esa)], [zip_derived_cl94])).
% 7.89/1.74  thf(zip_derived_cl1546, plain,
% 7.89/1.74      (((~ (c0_1 @ a1394) | ~ (c2_1 @ a1394)))
% 7.89/1.74         <= (~ ( (c3_1 @ a1394)) & 
% 7.89/1.74             (![X0 : $i]: (~ (c2_1 @ X0) | ~ (c0_1 @ X0) |  (c3_1 @ X0))))),
% 7.89/1.74      inference('s_sup-', [status(thm)], [zip_derived_cl582, zip_derived_cl401])).
% 7.89/1.74  thf('150', plain,
% 7.89/1.74      (( (c3_1 @ a1394)) | ~ ( (c2_1 @ a1394)) | 
% 7.89/1.74       ~ (![X0 : $i]: (~ (c2_1 @ X0) | ~ (c0_1 @ X0) |  (c3_1 @ X0))) | 
% 7.89/1.74       ~ ( (c0_1 @ a1394))),
% 7.89/1.74      inference('split', [status(esa)], [zip_derived_cl1546])).
% 7.89/1.74  thf(clause165, conjecture,
% 7.89/1.74    (~( ( hskp6 ) | ( hskp9 ) | ( c3_1 @ U ) | ( ~( ndr1_0 ) ) | 
% 7.89/1.74        ( ~( c2_1 @ U ) ) | ( ~( c0_1 @ U ) ) ))).
% 7.89/1.74  thf(zf_stmt_109, negated_conjecture,
% 7.89/1.74    (( hskp6 ) | ( hskp9 ) | ( c3_1 @ U ) | ( ~( ndr1_0 ) ) | 
% 7.89/1.74     ( ~( c2_1 @ U ) ) | ( ~( c0_1 @ U ) )),
% 7.89/1.74    inference('cnf.neg', [status(esa)], [clause165])).
% 7.89/1.74  thf(zip_derived_cl164, plain,
% 7.89/1.74      (![X0 : $i]:
% 7.89/1.74         ( (hskp6)
% 7.89/1.74          |  (hskp9)
% 7.89/1.74          |  (c3_1 @ X0)
% 7.89/1.74          | ~ (ndr1_0)
% 7.89/1.74          | ~ (c2_1 @ X0)
% 7.89/1.74          | ~ (c0_1 @ X0))),
% 7.89/1.74      inference('cnf', [status(esa)], [zf_stmt_109])).
% 7.89/1.74  thf('151', plain,
% 7.89/1.74      (( (hskp9)) | 
% 7.89/1.74       (![X0 : $i]: (~ (c2_1 @ X0) | ~ (c0_1 @ X0) |  (c3_1 @ X0))) | 
% 7.89/1.74       ( (hskp6)) | ~ ( (ndr1_0))),
% 7.89/1.74      inference('split', [status(esa)], [zip_derived_cl164])).
% 7.89/1.74  thf(clause145, conjecture,
% 7.89/1.74    (~( ( hskp6 ) | ( hskp5 ) | ( c1_1 @ U ) | ( c0_1 @ U ) | 
% 7.89/1.74        ( ~( ndr1_0 ) ) | ( ~( c2_1 @ U ) ) ))).
% 7.89/1.74  thf(zf_stmt_110, negated_conjecture,
% 7.89/1.74    (( hskp6 ) | ( hskp5 ) | ( c1_1 @ U ) | ( c0_1 @ U ) | ( ~( ndr1_0 ) ) | 
% 7.89/1.74     ( ~( c2_1 @ U ) )),
% 7.89/1.74    inference('cnf.neg', [status(esa)], [clause145])).
% 7.89/1.74  thf(zip_derived_cl144, plain,
% 7.89/1.74      (![X0 : $i]:
% 7.89/1.74         ( (hskp6)
% 7.89/1.74          |  (hskp5)
% 7.89/1.74          |  (c1_1 @ X0)
% 7.89/1.74          |  (c0_1 @ X0)
% 7.89/1.74          | ~ (ndr1_0)
% 7.89/1.74          | ~ (c2_1 @ X0))),
% 7.89/1.74      inference('cnf', [status(esa)], [zf_stmt_110])).
% 7.89/1.74  thf('152', plain,
% 7.89/1.74      (( (hskp5)) | ( (hskp6)) | 
% 7.89/1.74       (![X0 : $i]: (~ (c2_1 @ X0) |  (c1_1 @ X0) |  (c0_1 @ X0))) | 
% 7.89/1.74       ~ ( (ndr1_0))),
% 7.89/1.74      inference('split', [status(esa)], [zip_derived_cl144])).
% 7.89/1.74  thf('153', plain, (( (c1_1 @ a1339)) | ~ ( (hskp18))),
% 7.89/1.74      inference('split', [status(esa)], [zip_derived_cl69])).
% 7.89/1.74  thf(zip_derived_cl641, plain,
% 7.89/1.74      ((![X1 : $i]: (~ (c3_1 @ X1) | ~ (c1_1 @ X1) |  (c2_1 @ X1)))
% 7.89/1.74         <= ((![X1 : $i]: (~ (c3_1 @ X1) | ~ (c1_1 @ X1) |  (c2_1 @ X1))))),
% 7.89/1.74      inference('split', [status(esa)], [zip_derived_cl177])).
% 7.89/1.74  thf(zip_derived_cl351, plain, (( (c1_1 @ a1339)) <= (( (c1_1 @ a1339)))),
% 7.89/1.74      inference('split', [status(esa)], [zip_derived_cl69])).
% 7.89/1.74  thf(zip_derived_cl1084, plain,
% 7.89/1.74      ((( (c2_1 @ a1339) | ~ (c3_1 @ a1339)))
% 7.89/1.74         <= (( (c1_1 @ a1339)) & 
% 7.89/1.74             (![X1 : $i]: (~ (c3_1 @ X1) | ~ (c1_1 @ X1) |  (c2_1 @ X1))))),
% 7.89/1.74      inference('s_sup+', [status(thm)], [zip_derived_cl641, zip_derived_cl351])).
% 7.89/1.74  thf('154', plain,
% 7.89/1.74      (~ ( (c3_1 @ a1339)) | 
% 7.89/1.74       ~ (![X1 : $i]: (~ (c3_1 @ X1) | ~ (c1_1 @ X1) |  (c2_1 @ X1))) | 
% 7.89/1.74       ( (c2_1 @ a1339)) | ~ ( (c1_1 @ a1339))),
% 7.89/1.74      inference('split', [status(esa)], [zip_derived_cl1084])).
% 7.89/1.74  thf(clause106, conjecture, (~( ( ~( hskp18 ) ) | ( ~( c0_1 @ a1339 ) ) ))).
% 7.89/1.74  thf(zf_stmt_111, negated_conjecture,
% 7.89/1.74    (( ~( hskp18 ) ) | ( ~( c0_1 @ a1339 ) )),
% 7.89/1.74    inference('cnf.neg', [status(esa)], [clause106])).
% 7.89/1.74  thf(zip_derived_cl105, plain, ((~ (hskp18) | ~ (c0_1 @ a1339))),
% 7.89/1.74      inference('cnf', [status(esa)], [zf_stmt_111])).
% 7.89/1.74  thf('155', plain, (~ ( (c0_1 @ a1339)) | ~ ( (hskp18))),
% 7.89/1.74      inference('split', [status(esa)], [zip_derived_cl105])).
% 7.89/1.74  thf(clause107, conjecture, (~( ( ~( hskp18 ) ) | ( ~( c2_1 @ a1339 ) ) ))).
% 7.89/1.74  thf(zf_stmt_112, negated_conjecture,
% 7.89/1.74    (( ~( hskp18 ) ) | ( ~( c2_1 @ a1339 ) )),
% 7.89/1.74    inference('cnf.neg', [status(esa)], [clause107])).
% 7.89/1.74  thf(zip_derived_cl106, plain, ((~ (hskp18) | ~ (c2_1 @ a1339))),
% 7.89/1.74      inference('cnf', [status(esa)], [zf_stmt_112])).
% 7.89/1.74  thf('156', plain, (~ ( (c2_1 @ a1339)) | ~ ( (hskp18))),
% 7.89/1.74      inference('split', [status(esa)], [zip_derived_cl106])).
% 7.89/1.74  thf(zip_derived_cl499, plain,
% 7.89/1.74      ((![X0 : $i]: ( (c2_1 @ X0) |  (c0_1 @ X0) |  (c3_1 @ X0)))
% 7.89/1.74         <= ((![X0 : $i]: ( (c2_1 @ X0) |  (c0_1 @ X0) |  (c3_1 @ X0))))),
% 7.89/1.74      inference('split', [status(esa)], [zip_derived_cl141])).
% 7.89/1.74  thf(zip_derived_cl351, plain, (( (c1_1 @ a1339)) <= (( (c1_1 @ a1339)))),
% 7.89/1.74      inference('split', [status(esa)], [zip_derived_cl69])).
% 7.89/1.74  thf(zip_derived_cl597, plain,
% 7.89/1.74      ((![X0 : $i]: (~ (c2_1 @ X0) | ~ (c1_1 @ X0) | ~ (c3_1 @ X0)))
% 7.89/1.74         <= ((![X0 : $i]: (~ (c2_1 @ X0) | ~ (c1_1 @ X0) | ~ (c3_1 @ X0))))),
% 7.89/1.74      inference('split', [status(esa)], [zip_derived_cl166])).
% 7.89/1.74  thf(zip_derived_cl867, plain,
% 7.89/1.74      (((~ (c2_1 @ a1339) | ~ (c3_1 @ a1339)))
% 7.89/1.74         <= (( (c1_1 @ a1339)) & 
% 7.89/1.74             (![X0 : $i]: (~ (c2_1 @ X0) | ~ (c1_1 @ X0) | ~ (c3_1 @ X0))))),
% 7.89/1.74      inference('s_sup-', [status(thm)], [zip_derived_cl351, zip_derived_cl597])).
% 7.89/1.74  thf(zip_derived_cl928, plain, ((~ (c3_1 @ a1339)) <= (~ ( (c3_1 @ a1339)))),
% 7.89/1.74      inference('split', [status(esa)], [zip_derived_cl867])).
% 7.89/1.74  thf(zip_derived_cl1154, plain,
% 7.89/1.74      ((( (c0_1 @ a1339) |  (c2_1 @ a1339)))
% 7.89/1.74         <= (~ ( (c3_1 @ a1339)) & 
% 7.89/1.74             (![X0 : $i]: ( (c2_1 @ X0) |  (c0_1 @ X0) |  (c3_1 @ X0))))),
% 7.89/1.74      inference('s_sup-', [status(thm)], [zip_derived_cl499, zip_derived_cl928])).
% 7.89/1.74  thf('157', plain,
% 7.89/1.74      (~ (![X0 : $i]: ( (c2_1 @ X0) |  (c0_1 @ X0) |  (c3_1 @ X0))) | 
% 7.89/1.74       ( (c3_1 @ a1339)) | ( (c0_1 @ a1339)) | ( (c2_1 @ a1339))),
% 7.89/1.74      inference('split', [status(esa)], [zip_derived_cl1154])).
% 7.89/1.74  thf(zip_derived_cl514, plain,
% 7.89/1.74      ((![X0 : $i]: (~ (c2_1 @ X0) |  (c0_1 @ X0) |  (c3_1 @ X0)))
% 7.89/1.74         <= ((![X0 : $i]: (~ (c2_1 @ X0) |  (c0_1 @ X0) |  (c3_1 @ X0))))),
% 7.89/1.74      inference('split', [status(esa)], [zip_derived_cl145])).
% 7.89/1.74  thf(clause130, conjecture, (~( ( ~( hskp5 ) ) | ( ~( c3_1 @ a1314 ) ) ))).
% 7.89/1.74  thf(zf_stmt_113, negated_conjecture,
% 7.89/1.74    (( ~( hskp5 ) ) | ( ~( c3_1 @ a1314 ) )),
% 7.89/1.74    inference('cnf.neg', [status(esa)], [clause130])).
% 7.89/1.74  thf(zip_derived_cl129, plain, ((~ (hskp5) | ~ (c3_1 @ a1314))),
% 7.89/1.74      inference('cnf', [status(esa)], [zf_stmt_113])).
% 7.89/1.74  thf(zip_derived_cl471, plain, ((~ (c3_1 @ a1314)) <= (~ ( (c3_1 @ a1314)))),
% 7.89/1.74      inference('split', [status(esa)], [zip_derived_cl129])).
% 7.89/1.74  thf(zip_derived_cl1419, plain,
% 7.89/1.74      ((( (c0_1 @ a1314) | ~ (c2_1 @ a1314)))
% 7.89/1.74         <= (~ ( (c3_1 @ a1314)) & 
% 7.89/1.74             (![X0 : $i]: (~ (c2_1 @ X0) |  (c0_1 @ X0) |  (c3_1 @ X0))))),
% 7.89/1.74      inference('s_sup-', [status(thm)], [zip_derived_cl514, zip_derived_cl471])).
% 7.89/1.74  thf('158', plain,
% 7.89/1.74      (~ (![X0 : $i]: (~ (c2_1 @ X0) |  (c0_1 @ X0) |  (c3_1 @ X0))) | 
% 7.89/1.74       ~ ( (c2_1 @ a1314)) | ( (c0_1 @ a1314)) | ( (c3_1 @ a1314))),
% 7.89/1.74      inference('split', [status(esa)], [zip_derived_cl1419])).
% 7.89/1.74  thf(clause129, conjecture, (~( ( ~( hskp5 ) ) | ( ~( c0_1 @ a1314 ) ) ))).
% 7.89/1.74  thf(zf_stmt_114, negated_conjecture,
% 7.89/1.74    (( ~( hskp5 ) ) | ( ~( c0_1 @ a1314 ) )),
% 7.89/1.74    inference('cnf.neg', [status(esa)], [clause129])).
% 7.89/1.74  thf(zip_derived_cl128, plain, ((~ (hskp5) | ~ (c0_1 @ a1314))),
% 7.89/1.74      inference('cnf', [status(esa)], [zf_stmt_114])).
% 7.89/1.74  thf('159', plain, (~ ( (c0_1 @ a1314)) | ~ ( (hskp5))),
% 7.89/1.74      inference('split', [status(esa)], [zip_derived_cl128])).
% 7.89/1.74  thf('160', plain, (~ ( (c3_1 @ a1314)) | ~ ( (hskp5))),
% 7.89/1.74      inference('split', [status(esa)], [zip_derived_cl129])).
% 7.89/1.74  thf(zip_derived_cl499, plain,
% 7.89/1.74      ((![X0 : $i]: ( (c2_1 @ X0) |  (c0_1 @ X0) |  (c3_1 @ X0)))
% 7.89/1.74         <= ((![X0 : $i]: ( (c2_1 @ X0) |  (c0_1 @ X0) |  (c3_1 @ X0))))),
% 7.89/1.74      inference('split', [status(esa)], [zip_derived_cl141])).
% 7.89/1.74  thf(zip_derived_cl471, plain, ((~ (c3_1 @ a1314)) <= (~ ( (c3_1 @ a1314)))),
% 7.89/1.74      inference('split', [status(esa)], [zip_derived_cl129])).
% 7.89/1.74  thf(zip_derived_cl1158, plain,
% 7.89/1.74      ((( (c0_1 @ a1314) |  (c2_1 @ a1314)))
% 7.89/1.74         <= (~ ( (c3_1 @ a1314)) & 
% 7.89/1.74             (![X0 : $i]: ( (c2_1 @ X0) |  (c0_1 @ X0) |  (c3_1 @ X0))))),
% 7.89/1.74      inference('s_sup-', [status(thm)], [zip_derived_cl499, zip_derived_cl471])).
% 7.89/1.74  thf('161', plain,
% 7.89/1.74      (( (c2_1 @ a1314)) | 
% 7.89/1.74       ~ (![X0 : $i]: ( (c2_1 @ X0) |  (c0_1 @ X0) |  (c3_1 @ X0))) | 
% 7.89/1.74       ( (c0_1 @ a1314)) | ( (c3_1 @ a1314))),
% 7.89/1.74      inference('split', [status(esa)], [zip_derived_cl1158])).
% 7.89/1.74  thf(clause144, conjecture,
% 7.89/1.74    (~( ( hskp2 ) | ( hskp4 ) | ( c1_1 @ U ) | ( c0_1 @ U ) | 
% 7.89/1.74        ( ~( ndr1_0 ) ) | ( ~( c2_1 @ U ) ) ))).
% 7.89/1.74  thf(zf_stmt_115, negated_conjecture,
% 7.89/1.74    (( hskp2 ) | ( hskp4 ) | ( c1_1 @ U ) | ( c0_1 @ U ) | ( ~( ndr1_0 ) ) | 
% 7.89/1.74     ( ~( c2_1 @ U ) )),
% 7.89/1.74    inference('cnf.neg', [status(esa)], [clause144])).
% 7.89/1.74  thf(zip_derived_cl143, plain,
% 7.89/1.74      (![X0 : $i]:
% 7.89/1.74         ( (hskp2)
% 7.89/1.74          |  (hskp4)
% 7.89/1.74          |  (c1_1 @ X0)
% 7.89/1.74          |  (c0_1 @ X0)
% 7.89/1.74          | ~ (ndr1_0)
% 7.89/1.74          | ~ (c2_1 @ X0))),
% 7.89/1.74      inference('cnf', [status(esa)], [zf_stmt_115])).
% 7.89/1.74  thf(zip_derived_cl506, plain,
% 7.89/1.74      ((![X0 : $i]: (~ (c2_1 @ X0) |  (c1_1 @ X0) |  (c0_1 @ X0)))
% 7.89/1.74         <= ((![X0 : $i]: (~ (c2_1 @ X0) |  (c1_1 @ X0) |  (c0_1 @ X0))))),
% 7.89/1.74      inference('split', [status(esa)], [zip_derived_cl143])).
% 7.89/1.74  thf(clause121, conjecture, (~( ( ~( hskp9 ) ) | ( ~( c1_1 @ a1320 ) ) ))).
% 7.89/1.74  thf(zf_stmt_116, negated_conjecture,
% 7.89/1.74    (( ~( hskp9 ) ) | ( ~( c1_1 @ a1320 ) )),
% 7.89/1.74    inference('cnf.neg', [status(esa)], [clause121])).
% 7.89/1.74  thf(zip_derived_cl120, plain, ((~ (hskp9) | ~ (c1_1 @ a1320))),
% 7.89/1.74      inference('cnf', [status(esa)], [zf_stmt_116])).
% 7.89/1.74  thf(zip_derived_cl453, plain, ((~ (c1_1 @ a1320)) <= (~ ( (c1_1 @ a1320)))),
% 7.89/1.74      inference('split', [status(esa)], [zip_derived_cl120])).
% 7.89/1.74  thf(zip_derived_cl1298, plain,
% 7.89/1.74      ((( (c0_1 @ a1320) | ~ (c2_1 @ a1320)))
% 7.89/1.74         <= (~ ( (c1_1 @ a1320)) & 
% 7.89/1.74             (![X0 : $i]: (~ (c2_1 @ X0) |  (c1_1 @ X0) |  (c0_1 @ X0))))),
% 7.89/1.74      inference('s_sup-', [status(thm)], [zip_derived_cl506, zip_derived_cl453])).
% 7.89/1.74  thf('162', plain,
% 7.89/1.74      (~ (![X0 : $i]: (~ (c2_1 @ X0) |  (c1_1 @ X0) |  (c0_1 @ X0))) | 
% 7.89/1.74       ~ ( (c2_1 @ a1320)) | ( (c0_1 @ a1320)) | ( (c1_1 @ a1320))),
% 7.89/1.74      inference('split', [status(esa)], [zip_derived_cl1298])).
% 7.89/1.74  thf(clause2, conjecture, (~( ( hskp18 ) | ( hskp20 ) ))).
% 7.89/1.74  thf(zf_stmt_117, negated_conjecture, (( hskp18 ) | ( hskp20 )),
% 7.89/1.74    inference('cnf.neg', [status(esa)], [clause2])).
% 7.89/1.74  thf(zip_derived_cl1, plain, (( (hskp18) |  (hskp20))),
% 7.89/1.74      inference('cnf', [status(esa)], [zf_stmt_117])).
% 7.89/1.74  thf('163', plain, (( (hskp18)) | ( (hskp20))),
% 7.89/1.74      inference('split', [status(esa)], [zip_derived_cl1])).
% 7.89/1.74  thf('164', plain, (( (c3_1 @ a1315)) | ~ ( (hskp6))),
% 7.89/1.74      inference('split', [status(esa)], [zip_derived_cl84])).
% 7.89/1.74  thf(clause127, conjecture, (~( ( ~( hskp6 ) ) | ( ~( c0_1 @ a1315 ) ) ))).
% 7.89/1.74  thf(zf_stmt_118, negated_conjecture,
% 7.89/1.74    (( ~( hskp6 ) ) | ( ~( c0_1 @ a1315 ) )),
% 7.89/1.74    inference('cnf.neg', [status(esa)], [clause127])).
% 7.89/1.74  thf(zip_derived_cl126, plain, ((~ (hskp6) | ~ (c0_1 @ a1315))),
% 7.89/1.74      inference('cnf', [status(esa)], [zf_stmt_118])).
% 7.89/1.74  thf('165', plain, (~ ( (c0_1 @ a1315)) | ~ ( (hskp6))),
% 7.89/1.74      inference('split', [status(esa)], [zip_derived_cl126])).
% 7.89/1.74  thf('166', plain, (~ ( (c1_1 @ a1315)) | ~ ( (hskp6))),
% 7.89/1.74      inference('split', [status(esa)], [zip_derived_cl127])).
% 7.89/1.74  thf(zip_derived_cl642, plain,
% 7.89/1.74      ((![X0 : $i]: ( (c1_1 @ X0) |  (c0_1 @ X0) | ~ (c3_1 @ X0)))
% 7.89/1.74         <= ((![X0 : $i]: ( (c1_1 @ X0) |  (c0_1 @ X0) | ~ (c3_1 @ X0))))),
% 7.89/1.74      inference('split', [status(esa)], [zip_derived_cl177])).
% 7.89/1.74  thf(zip_derived_cl467, plain, ((~ (c1_1 @ a1315)) <= (~ ( (c1_1 @ a1315)))),
% 7.89/1.74      inference('split', [status(esa)], [zip_derived_cl127])).
% 7.89/1.74  thf(zip_derived_cl2104, plain,
% 7.89/1.74      (((~ (c3_1 @ a1315) |  (c0_1 @ a1315)))
% 7.89/1.74         <= (~ ( (c1_1 @ a1315)) & 
% 7.89/1.74             (![X0 : $i]: ( (c1_1 @ X0) |  (c0_1 @ X0) | ~ (c3_1 @ X0))))),
% 7.89/1.74      inference('s_sup-', [status(thm)], [zip_derived_cl642, zip_derived_cl467])).
% 7.89/1.74  thf('167', plain,
% 7.89/1.74      (~ (![X0 : $i]: ( (c1_1 @ X0) |  (c0_1 @ X0) | ~ (c3_1 @ X0))) | 
% 7.89/1.74       ~ ( (c3_1 @ a1315)) | ( (c0_1 @ a1315)) | ( (c1_1 @ a1315))),
% 7.89/1.74      inference('split', [status(esa)], [zip_derived_cl2104])).
% 7.89/1.74  thf(zip_derived_cl499, plain,
% 7.89/1.74      ((![X0 : $i]: ( (c2_1 @ X0) |  (c0_1 @ X0) |  (c3_1 @ X0)))
% 7.89/1.74         <= ((![X0 : $i]: ( (c2_1 @ X0) |  (c0_1 @ X0) |  (c3_1 @ X0))))),
% 7.89/1.74      inference('split', [status(esa)], [zip_derived_cl141])).
% 7.89/1.74  thf(zip_derived_cl411, plain, ((~ (c3_1 @ a1359)) <= (~ ( (c3_1 @ a1359)))),
% 7.89/1.74      inference('split', [status(esa)], [zip_derived_cl99])).
% 7.89/1.74  thf(zip_derived_cl1160, plain,
% 7.89/1.74      ((( (c0_1 @ a1359) |  (c2_1 @ a1359)))
% 7.89/1.74         <= (~ ( (c3_1 @ a1359)) & 
% 7.89/1.74             (![X0 : $i]: ( (c2_1 @ X0) |  (c0_1 @ X0) |  (c3_1 @ X0))))),
% 7.89/1.74      inference('s_sup-', [status(thm)], [zip_derived_cl499, zip_derived_cl411])).
% 7.89/1.74  thf('168', plain,
% 7.89/1.74      (( (c2_1 @ a1359)) | 
% 7.89/1.74       ~ (![X0 : $i]: ( (c2_1 @ X0) |  (c0_1 @ X0) |  (c3_1 @ X0))) | 
% 7.89/1.74       ( (c0_1 @ a1359)) | ( (c3_1 @ a1359))),
% 7.89/1.74      inference('split', [status(esa)], [zip_derived_cl1160])).
% 7.89/1.74  thf(clause76, conjecture, (~( ( c0_1 @ a1330 ) | ( ~( hskp14 ) ) ))).
% 7.89/1.74  thf(zf_stmt_119, negated_conjecture, (( c0_1 @ a1330 ) | ( ~( hskp14 ) )),
% 7.89/1.74    inference('cnf.neg', [status(esa)], [clause76])).
% 7.89/1.74  thf(zip_derived_cl75, plain, (( (c0_1 @ a1330) | ~ (hskp14))),
% 7.89/1.74      inference('cnf', [status(esa)], [zf_stmt_119])).
% 7.89/1.74  thf('169', plain, (( (c0_1 @ a1330)) | ~ ( (hskp14))),
% 7.89/1.74      inference('split', [status(esa)], [zip_derived_cl75])).
% 7.89/1.74  thf('170', plain, (~ ( (c1_1 @ a1330)) | ~ ( (hskp14))),
% 7.89/1.74      inference('split', [status(esa)], [zip_derived_cl111])).
% 7.89/1.74  thf(clause113, conjecture, (~( ( ~( hskp14 ) ) | ( ~( c2_1 @ a1330 ) ) ))).
% 7.89/1.74  thf(zf_stmt_120, negated_conjecture,
% 7.89/1.74    (( ~( hskp14 ) ) | ( ~( c2_1 @ a1330 ) )),
% 7.89/1.74    inference('cnf.neg', [status(esa)], [clause113])).
% 7.89/1.74  thf(zip_derived_cl112, plain, ((~ (hskp14) | ~ (c2_1 @ a1330))),
% 7.89/1.74      inference('cnf', [status(esa)], [zf_stmt_120])).
% 7.89/1.74  thf('171', plain, (~ ( (c2_1 @ a1330)) | ~ ( (hskp14))),
% 7.89/1.74      inference('split', [status(esa)], [zip_derived_cl112])).
% 7.89/1.74  thf('172', plain,
% 7.89/1.74      (( (hskp8)) | ( (hskp14)) | ~ ( (ndr1_0)) | 
% 7.89/1.74       (![X0 : $i]: (~ (c1_1 @ X0) | ~ (c0_1 @ X0) |  (c3_1 @ X0)))),
% 7.89/1.74      inference('split', [status(esa)], [zip_derived_cl160])).
% 7.89/1.74  thf(clause63, conjecture, (~( ( c0_1 @ a1356 ) | ( ~( hskp22 ) ) ))).
% 7.89/1.74  thf(zf_stmt_121, negated_conjecture, (( c0_1 @ a1356 ) | ( ~( hskp22 ) )),
% 7.89/1.74    inference('cnf.neg', [status(esa)], [clause63])).
% 7.89/1.74  thf(zip_derived_cl62, plain, (( (c0_1 @ a1356) | ~ (hskp22))),
% 7.89/1.74      inference('cnf', [status(esa)], [zf_stmt_121])).
% 7.89/1.74  thf('173', plain, (( (c0_1 @ a1356)) | ~ ( (hskp22))),
% 7.89/1.74      inference('split', [status(esa)], [zip_derived_cl62])).
% 7.89/1.74  thf(clause64, conjecture, (~( ( c1_1 @ a1356 ) | ( ~( hskp22 ) ) ))).
% 7.89/1.74  thf(zf_stmt_122, negated_conjecture, (( c1_1 @ a1356 ) | ( ~( hskp22 ) )),
% 7.89/1.74    inference('cnf.neg', [status(esa)], [clause64])).
% 7.89/1.74  thf(zip_derived_cl63, plain, (( (c1_1 @ a1356) | ~ (hskp22))),
% 7.89/1.74      inference('cnf', [status(esa)], [zf_stmt_122])).
% 7.89/1.74  thf('174', plain, (~ ( (hskp22)) | ( (c1_1 @ a1356))),
% 7.89/1.74      inference('split', [status(esa)], [zip_derived_cl63])).
% 7.89/1.74  thf(clause101, conjecture, (~( ( ~( hskp22 ) ) | ( ~( c3_1 @ a1356 ) ) ))).
% 7.89/1.74  thf(zf_stmt_123, negated_conjecture,
% 7.89/1.74    (( ~( hskp22 ) ) | ( ~( c3_1 @ a1356 ) )),
% 7.89/1.74    inference('cnf.neg', [status(esa)], [clause101])).
% 7.89/1.74  thf(zip_derived_cl100, plain, ((~ (hskp22) | ~ (c3_1 @ a1356))),
% 7.89/1.74      inference('cnf', [status(esa)], [zf_stmt_123])).
% 7.89/1.74  thf('175', plain, (~ ( (hskp22)) | ~ ( (c3_1 @ a1356))),
% 7.89/1.74      inference('split', [status(esa)], [zip_derived_cl100])).
% 7.89/1.74  thf(zip_derived_cl574, plain,
% 7.89/1.74      ((![X0 : $i]: (~ (c1_1 @ X0) | ~ (c0_1 @ X0) |  (c3_1 @ X0)))
% 7.89/1.74         <= ((![X0 : $i]: (~ (c1_1 @ X0) | ~ (c0_1 @ X0) |  (c3_1 @ X0))))),
% 7.89/1.74      inference('split', [status(esa)], [zip_derived_cl160])).
% 7.89/1.74  thf(zip_derived_cl339, plain, (( (c1_1 @ a1356)) <= (( (c1_1 @ a1356)))),
% 7.89/1.74      inference('split', [status(esa)], [zip_derived_cl63])).
% 7.89/1.74  thf(zip_derived_cl999, plain,
% 7.89/1.74      ((( (c3_1 @ a1356) | ~ (c0_1 @ a1356)))
% 7.89/1.74         <= (( (c1_1 @ a1356)) & 
% 7.89/1.74             (![X0 : $i]: (~ (c1_1 @ X0) | ~ (c0_1 @ X0) |  (c3_1 @ X0))))),
% 7.89/1.74      inference('s_sup+', [status(thm)], [zip_derived_cl574, zip_derived_cl339])).
% 7.89/1.74  thf('176', plain,
% 7.89/1.74      (~ ( (c1_1 @ a1356)) | ( (c3_1 @ a1356)) | 
% 7.89/1.74       ~ (![X0 : $i]: (~ (c1_1 @ X0) | ~ (c0_1 @ X0) |  (c3_1 @ X0))) | 
% 7.89/1.74       ~ ( (c0_1 @ a1356))),
% 7.89/1.74      inference('split', [status(esa)], [zip_derived_cl999])).
% 7.89/1.74  thf('177', plain,
% 7.89/1.74      ((![X0 : $i]: (~ (c2_1 @ X0) |  (c1_1 @ X0) | ~ (c3_1 @ X0))) | 
% 7.89/1.74       ( (hskp2)) | ( (hskp22)) | ~ ( (ndr1_0))),
% 7.89/1.74      inference('split', [status(esa)], [zip_derived_cl158])).
% 7.89/1.74  thf(clause90, conjecture, (~( ( c1_1 @ a1309 ) | ( ~( hskp2 ) ) ))).
% 7.89/1.74  thf(zf_stmt_124, negated_conjecture, (( c1_1 @ a1309 ) | ( ~( hskp2 ) )),
% 7.89/1.74    inference('cnf.neg', [status(esa)], [clause90])).
% 7.89/1.74  thf(zip_derived_cl89, plain, (( (c1_1 @ a1309) | ~ (hskp2))),
% 7.89/1.74      inference('cnf', [status(esa)], [zf_stmt_124])).
% 7.89/1.74  thf('178', plain, (( (c1_1 @ a1309)) | ~ ( (hskp2))),
% 7.89/1.74      inference('split', [status(esa)], [zip_derived_cl89])).
% 7.89/1.74  thf('179', plain, (( (c3_1 @ a1309)) | ~ ( (hskp2))),
% 7.89/1.74      inference('split', [status(esa)], [zip_derived_cl90])).
% 7.89/1.74  thf(clause134, conjecture, (~( ( ~( hskp2 ) ) | ( ~( c2_1 @ a1309 ) ) ))).
% 7.89/1.74  thf(zf_stmt_125, negated_conjecture,
% 7.89/1.74    (( ~( hskp2 ) ) | ( ~( c2_1 @ a1309 ) )),
% 7.89/1.74    inference('cnf.neg', [status(esa)], [clause134])).
% 7.89/1.74  thf(zip_derived_cl133, plain, ((~ (hskp2) | ~ (c2_1 @ a1309))),
% 7.89/1.74      inference('cnf', [status(esa)], [zf_stmt_125])).
% 7.89/1.74  thf('180', plain, (~ ( (hskp2)) | ~ ( (c2_1 @ a1309))),
% 7.89/1.74      inference('split', [status(esa)], [zip_derived_cl133])).
% 7.89/1.74  thf(zip_derived_cl641, plain,
% 7.89/1.74      ((![X1 : $i]: (~ (c3_1 @ X1) | ~ (c1_1 @ X1) |  (c2_1 @ X1)))
% 7.89/1.74         <= ((![X1 : $i]: (~ (c3_1 @ X1) | ~ (c1_1 @ X1) |  (c2_1 @ X1))))),
% 7.89/1.74      inference('split', [status(esa)], [zip_derived_cl177])).
% 7.89/1.74  thf(zip_derived_cl391, plain, (( (c1_1 @ a1309)) <= (( (c1_1 @ a1309)))),
% 7.89/1.74      inference('split', [status(esa)], [zip_derived_cl89])).
% 7.89/1.74  thf(zip_derived_cl1089, plain,
% 7.89/1.74      ((( (c2_1 @ a1309) | ~ (c3_1 @ a1309)))
% 7.89/1.74         <= (( (c1_1 @ a1309)) & 
% 7.89/1.74             (![X1 : $i]: (~ (c3_1 @ X1) | ~ (c1_1 @ X1) |  (c2_1 @ X1))))),
% 7.89/1.74      inference('s_sup+', [status(thm)], [zip_derived_cl641, zip_derived_cl391])).
% 7.89/1.74  thf('181', plain,
% 7.89/1.74      (( (c2_1 @ a1309)) | ~ ( (c1_1 @ a1309)) | 
% 7.89/1.74       ~ (![X1 : $i]: (~ (c3_1 @ X1) | ~ (c1_1 @ X1) |  (c2_1 @ X1))) | 
% 7.89/1.74       ~ ( (c3_1 @ a1309))),
% 7.89/1.74      inference('split', [status(esa)], [zip_derived_cl1089])).
% 7.89/1.74  thf(clause148, conjecture,
% 7.89/1.74    (~( ( hskp7 ) | ( hskp8 ) | ( c2_1 @ U ) | ( c1_1 @ U ) | 
% 7.89/1.74        ( ~( ndr1_0 ) ) | ( ~( c0_1 @ U ) ) ))).
% 7.89/1.74  thf(zf_stmt_126, negated_conjecture,
% 7.89/1.74    (( hskp7 ) | ( hskp8 ) | ( c2_1 @ U ) | ( c1_1 @ U ) | ( ~( ndr1_0 ) ) | 
% 7.89/1.74     ( ~( c0_1 @ U ) )),
% 7.89/1.74    inference('cnf.neg', [status(esa)], [clause148])).
% 7.89/1.74  thf(zip_derived_cl147, plain,
% 7.89/1.74      (![X0 : $i]:
% 7.89/1.74         ( (hskp7)
% 7.89/1.74          |  (hskp8)
% 7.89/1.74          |  (c2_1 @ X0)
% 7.89/1.74          |  (c1_1 @ X0)
% 7.89/1.74          | ~ (ndr1_0)
% 7.89/1.74          | ~ (c0_1 @ X0))),
% 7.89/1.74      inference('cnf', [status(esa)], [zf_stmt_126])).
% 7.89/1.74  thf('182', plain,
% 7.89/1.74      (( (hskp8)) | ( (hskp7)) | ~ ( (ndr1_0)) | 
% 7.89/1.74       (![X0 : $i]: ( (c2_1 @ X0) |  (c1_1 @ X0) | ~ (c0_1 @ X0)))),
% 7.89/1.74      inference('split', [status(esa)], [zip_derived_cl147])).
% 7.89/1.74  thf('183', plain,
% 7.89/1.74      (( (hskp7)) | 
% 7.89/1.74       (![X1 : $i]: (~ (c3_1 @ X1) | ~ (c1_1 @ X1) |  (c2_1 @ X1))) | 
% 7.89/1.74       ~ ( (ndr1_0)) | 
% 7.89/1.74       (![X0 : $i]: ( (c1_1 @ X0) |  (c0_1 @ X0) | ~ (c3_1 @ X0)))),
% 7.89/1.74      inference('split', [status(esa)], [zip_derived_cl177])).
% 7.89/1.74  thf(clause124, conjecture, (~( ( ~( hskp7 ) ) | ( ~( c0_1 @ a1316 ) ) ))).
% 7.89/1.74  thf(zf_stmt_127, negated_conjecture,
% 7.89/1.74    (( ~( hskp7 ) ) | ( ~( c0_1 @ a1316 ) )),
% 7.89/1.74    inference('cnf.neg', [status(esa)], [clause124])).
% 7.89/1.74  thf(zip_derived_cl123, plain, ((~ (hskp7) | ~ (c0_1 @ a1316))),
% 7.89/1.74      inference('cnf', [status(esa)], [zf_stmt_127])).
% 7.89/1.74  thf('184', plain, (~ ( (c0_1 @ a1316)) | ~ ( (hskp7))),
% 7.89/1.74      inference('split', [status(esa)], [zip_derived_cl123])).
% 7.89/1.74  thf(clause125, conjecture, (~( ( ~( hskp7 ) ) | ( ~( c2_1 @ a1316 ) ) ))).
% 7.89/1.74  thf(zf_stmt_128, negated_conjecture,
% 7.89/1.74    (( ~( hskp7 ) ) | ( ~( c2_1 @ a1316 ) )),
% 7.89/1.74    inference('cnf.neg', [status(esa)], [clause125])).
% 7.89/1.74  thf(zip_derived_cl124, plain, ((~ (hskp7) | ~ (c2_1 @ a1316))),
% 7.89/1.74      inference('cnf', [status(esa)], [zf_stmt_128])).
% 7.89/1.74  thf('185', plain, (~ ( (c2_1 @ a1316)) | ~ ( (hskp7))),
% 7.89/1.74      inference('split', [status(esa)], [zip_derived_cl124])).
% 7.89/1.74  thf(clause126, conjecture, (~( ( ~( hskp7 ) ) | ( ~( c3_1 @ a1316 ) ) ))).
% 7.89/1.74  thf(zf_stmt_129, negated_conjecture,
% 7.89/1.74    (( ~( hskp7 ) ) | ( ~( c3_1 @ a1316 ) )),
% 7.89/1.74    inference('cnf.neg', [status(esa)], [clause126])).
% 7.89/1.74  thf(zip_derived_cl125, plain, ((~ (hskp7) | ~ (c3_1 @ a1316))),
% 7.89/1.74      inference('cnf', [status(esa)], [zf_stmt_129])).
% 7.89/1.74  thf('186', plain, (~ ( (c3_1 @ a1316)) | ~ ( (hskp7))),
% 7.89/1.74      inference('split', [status(esa)], [zip_derived_cl125])).
% 7.89/1.74  thf(zip_derived_cl499, plain,
% 7.89/1.74      ((![X0 : $i]: ( (c2_1 @ X0) |  (c0_1 @ X0) |  (c3_1 @ X0)))
% 7.89/1.74         <= ((![X0 : $i]: ( (c2_1 @ X0) |  (c0_1 @ X0) |  (c3_1 @ X0))))),
% 7.89/1.74      inference('split', [status(esa)], [zip_derived_cl141])).
% 7.89/1.74  thf(zip_derived_cl463, plain, ((~ (c3_1 @ a1316)) <= (~ ( (c3_1 @ a1316)))),
% 7.89/1.74      inference('split', [status(esa)], [zip_derived_cl125])).
% 7.89/1.74  thf(zip_derived_cl1162, plain,
% 7.89/1.74      ((( (c0_1 @ a1316) |  (c2_1 @ a1316)))
% 7.89/1.74         <= (~ ( (c3_1 @ a1316)) & 
% 7.89/1.74             (![X0 : $i]: ( (c2_1 @ X0) |  (c0_1 @ X0) |  (c3_1 @ X0))))),
% 7.89/1.74      inference('s_sup-', [status(thm)], [zip_derived_cl499, zip_derived_cl463])).
% 7.89/1.74  thf('187', plain,
% 7.89/1.74      (~ (![X0 : $i]: ( (c2_1 @ X0) |  (c0_1 @ X0) |  (c3_1 @ X0))) | 
% 7.89/1.74       ( (c0_1 @ a1316)) | ( (c2_1 @ a1316)) | ( (c3_1 @ a1316))),
% 7.89/1.74      inference('split', [status(esa)], [zip_derived_cl1162])).
% 7.89/1.74  thf(zip_derived_cl642, plain,
% 7.89/1.74      ((![X0 : $i]: ( (c1_1 @ X0) |  (c0_1 @ X0) | ~ (c3_1 @ X0)))
% 7.89/1.74         <= ((![X0 : $i]: ( (c1_1 @ X0) |  (c0_1 @ X0) | ~ (c3_1 @ X0))))),
% 7.89/1.74      inference('split', [status(esa)], [zip_derived_cl177])).
% 7.89/1.74  thf(zip_derived_cl453, plain, ((~ (c1_1 @ a1320)) <= (~ ( (c1_1 @ a1320)))),
% 7.89/1.74      inference('split', [status(esa)], [zip_derived_cl120])).
% 7.89/1.74  thf(zip_derived_cl2103, plain,
% 7.89/1.74      (((~ (c3_1 @ a1320) |  (c0_1 @ a1320)))
% 7.89/1.74         <= (~ ( (c1_1 @ a1320)) & 
% 7.89/1.74             (![X0 : $i]: ( (c1_1 @ X0) |  (c0_1 @ X0) | ~ (c3_1 @ X0))))),
% 7.89/1.74      inference('s_sup-', [status(thm)], [zip_derived_cl642, zip_derived_cl453])).
% 7.89/1.74  thf('188', plain,
% 7.89/1.74      (~ ( (c3_1 @ a1320)) | 
% 7.89/1.74       ~ (![X0 : $i]: ( (c1_1 @ X0) |  (c0_1 @ X0) | ~ (c3_1 @ X0))) | 
% 7.89/1.74       ( (c0_1 @ a1320)) | ( (c1_1 @ a1320))),
% 7.89/1.74      inference('split', [status(esa)], [zip_derived_cl2103])).
% 7.89/1.74  thf(zip_derived_cl566, plain,
% 7.89/1.74      ((![X0 : $i]: (~ (c2_1 @ X0) |  (c1_1 @ X0) | ~ (c3_1 @ X0)))
% 7.89/1.74         <= ((![X0 : $i]: (~ (c2_1 @ X0) |  (c1_1 @ X0) | ~ (c3_1 @ X0))))),
% 7.89/1.74      inference('split', [status(esa)], [zip_derived_cl158])).
% 7.89/1.74  thf(zip_derived_cl453, plain, ((~ (c1_1 @ a1320)) <= (~ ( (c1_1 @ a1320)))),
% 7.89/1.74      inference('split', [status(esa)], [zip_derived_cl120])).
% 7.89/1.74  thf(zip_derived_cl1454, plain,
% 7.89/1.74      (((~ (c3_1 @ a1320) | ~ (c2_1 @ a1320)))
% 7.89/1.74         <= (~ ( (c1_1 @ a1320)) & 
% 7.89/1.74             (![X0 : $i]: (~ (c2_1 @ X0) |  (c1_1 @ X0) | ~ (c3_1 @ X0))))),
% 7.89/1.74      inference('s_sup-', [status(thm)], [zip_derived_cl566, zip_derived_cl453])).
% 7.89/1.74  thf('189', plain,
% 7.89/1.74      (~ ( (c3_1 @ a1320)) | 
% 7.89/1.74       ~ (![X0 : $i]: (~ (c2_1 @ X0) |  (c1_1 @ X0) | ~ (c3_1 @ X0))) | 
% 7.89/1.74       ( (c1_1 @ a1320)) | ~ ( (c2_1 @ a1320))),
% 7.89/1.74      inference('split', [status(esa)], [zip_derived_cl1454])).
% 7.89/1.74  thf('190', plain,
% 7.89/1.74      (( (hskp8)) | 
% 7.89/1.74       (![X0 : $i]: ( (c2_1 @ X0) |  (c0_1 @ X0) |  (c3_1 @ X0))) | 
% 7.89/1.74       ~ ( (ndr1_0)) | 
% 7.89/1.74       (![X1 : $i]: (~ (c3_1 @ X1) | ~ (c2_1 @ X1) |  (c0_1 @ X1)))),
% 7.89/1.74      inference('split', [status(esa)], [zip_derived_cl173])).
% 7.89/1.74  thf(zip_derived_cl1641, plain, ((~ (c3_1 @ a1320)) <= (~ ( (c3_1 @ a1320)))),
% 7.89/1.74      inference('split', [status(esa)], [zip_derived_cl1454])).
% 7.89/1.74  thf(zip_derived_cl514, plain,
% 7.89/1.74      ((![X0 : $i]: (~ (c2_1 @ X0) |  (c0_1 @ X0) |  (c3_1 @ X0)))
% 7.89/1.74         <= ((![X0 : $i]: (~ (c2_1 @ X0) |  (c0_1 @ X0) |  (c3_1 @ X0))))),
% 7.89/1.74      inference('split', [status(esa)], [zip_derived_cl145])).
% 7.89/1.74  thf(zip_derived_cl1644, plain,
% 7.89/1.74      (((~ (c2_1 @ a1320) |  (c0_1 @ a1320)))
% 7.89/1.74         <= (~ ( (c3_1 @ a1320)) & 
% 7.89/1.74             (![X0 : $i]: (~ (c2_1 @ X0) |  (c0_1 @ X0) |  (c3_1 @ X0))))),
% 7.89/1.74      inference('s_sup+', [status(thm)],
% 7.89/1.74                [zip_derived_cl1641, zip_derived_cl514])).
% 7.89/1.74  thf('191', plain,
% 7.89/1.74      (~ (![X0 : $i]: (~ (c2_1 @ X0) |  (c0_1 @ X0) |  (c3_1 @ X0))) | 
% 7.89/1.74       ( (c3_1 @ a1320)) | ( (c0_1 @ a1320)) | ~ ( (c2_1 @ a1320))),
% 7.89/1.74      inference('split', [status(esa)], [zip_derived_cl1644])).
% 7.89/1.74  thf(zip_derived_cl530, plain,
% 7.89/1.74      ((![X0 : $i]: ( (c1_1 @ X0) | ~ (c0_1 @ X0) |  (c3_1 @ X0)))
% 7.89/1.74         <= ((![X0 : $i]: ( (c1_1 @ X0) | ~ (c0_1 @ X0) |  (c3_1 @ X0))))),
% 7.89/1.74      inference('split', [status(esa)], [zip_derived_cl149])).
% 7.89/1.74  thf(zip_derived_cl453, plain, ((~ (c1_1 @ a1320)) <= (~ ( (c1_1 @ a1320)))),
% 7.89/1.74      inference('split', [status(esa)], [zip_derived_cl120])).
% 7.89/1.74  thf(zip_derived_cl1748, plain,
% 7.89/1.74      ((( (c3_1 @ a1320) | ~ (c0_1 @ a1320)))
% 7.89/1.74         <= (~ ( (c1_1 @ a1320)) & 
% 7.89/1.74             (![X0 : $i]: ( (c1_1 @ X0) | ~ (c0_1 @ X0) |  (c3_1 @ X0))))),
% 7.89/1.74      inference('s_sup-', [status(thm)], [zip_derived_cl530, zip_derived_cl453])).
% 7.89/1.74  thf(zip_derived_cl4850, plain, (( (c3_1 @ a1320)) <= (( (c3_1 @ a1320)))),
% 7.89/1.74      inference('split', [status(esa)], [zip_derived_cl1748])).
% 7.89/1.74  thf(zip_derived_cl625, plain,
% 7.89/1.74      ((![X1 : $i]: (~ (c3_1 @ X1) | ~ (c2_1 @ X1) |  (c0_1 @ X1)))
% 7.89/1.74         <= ((![X1 : $i]: (~ (c3_1 @ X1) | ~ (c2_1 @ X1) |  (c0_1 @ X1))))),
% 7.89/1.74      inference('split', [status(esa)], [zip_derived_cl173])).
% 7.89/1.74  thf(zip_derived_cl4878, plain,
% 7.89/1.74      (((~ (c2_1 @ a1320) |  (c0_1 @ a1320)))
% 7.89/1.74         <= ((![X1 : $i]: (~ (c3_1 @ X1) | ~ (c2_1 @ X1) |  (c0_1 @ X1))) & 
% 7.89/1.74             ( (c3_1 @ a1320)))),
% 7.89/1.74      inference('s_sup-', [status(thm)],
% 7.89/1.74                [zip_derived_cl4850, zip_derived_cl625])).
% 7.89/1.74  thf('192', plain,
% 7.89/1.74      (~ ( (c3_1 @ a1320)) | 
% 7.89/1.74       ~ (![X1 : $i]: (~ (c3_1 @ X1) | ~ (c2_1 @ X1) |  (c0_1 @ X1))) | 
% 7.89/1.74       ( (c0_1 @ a1320)) | ~ ( (c2_1 @ a1320))),
% 7.89/1.74      inference('split', [status(esa)], [zip_derived_cl4878])).
% 7.89/1.74  thf(clause83, conjecture, (~( ( c2_1 @ a1320 ) | ( ~( hskp9 ) ) ))).
% 7.89/1.74  thf(zf_stmt_130, negated_conjecture, (( c2_1 @ a1320 ) | ( ~( hskp9 ) )),
% 7.89/1.74    inference('cnf.neg', [status(esa)], [clause83])).
% 7.89/1.74  thf(zip_derived_cl82, plain, (( (c2_1 @ a1320) | ~ (hskp9))),
% 7.89/1.74      inference('cnf', [status(esa)], [zf_stmt_130])).
% 7.89/1.74  thf('193', plain, (( (c2_1 @ a1320)) | ~ ( (hskp9))),
% 7.89/1.74      inference('split', [status(esa)], [zip_derived_cl82])).
% 7.89/1.74  thf(clause120, conjecture, (~( ( ~( hskp9 ) ) | ( ~( c0_1 @ a1320 ) ) ))).
% 7.89/1.74  thf(zf_stmt_131, negated_conjecture,
% 7.89/1.74    (( ~( hskp9 ) ) | ( ~( c0_1 @ a1320 ) )),
% 7.89/1.74    inference('cnf.neg', [status(esa)], [clause120])).
% 7.89/1.74  thf(zip_derived_cl119, plain, ((~ (hskp9) | ~ (c0_1 @ a1320))),
% 7.89/1.74      inference('cnf', [status(esa)], [zf_stmt_131])).
% 7.89/1.74  thf('194', plain, (~ ( (c0_1 @ a1320)) | ~ ( (hskp9))),
% 7.89/1.74      inference('split', [status(esa)], [zip_derived_cl119])).
% 7.89/1.74  thf('195', plain, (~ ( (c1_1 @ a1320)) | ~ ( (hskp9))),
% 7.89/1.74      inference('split', [status(esa)], [zip_derived_cl120])).
% 7.89/1.74  thf(zip_derived_cl518, plain,
% 7.89/1.74      ((![X0 : $i]: ( (c2_1 @ X0) |  (c1_1 @ X0) | ~ (c0_1 @ X0)))
% 7.89/1.74         <= ((![X0 : $i]: ( (c2_1 @ X0) |  (c1_1 @ X0) | ~ (c0_1 @ X0))))),
% 7.89/1.74      inference('split', [status(esa)], [zip_derived_cl146])).
% 7.89/1.74  thf(zip_derived_cl435, plain, ((~ (c1_1 @ a1330)) <= (~ ( (c1_1 @ a1330)))),
% 7.89/1.74      inference('split', [status(esa)], [zip_derived_cl111])).
% 7.89/1.74  thf(zip_derived_cl1507, plain,
% 7.89/1.74      (((~ (c0_1 @ a1330) |  (c2_1 @ a1330)))
% 7.89/1.74         <= (~ ( (c1_1 @ a1330)) & 
% 7.89/1.74             (![X0 : $i]: ( (c2_1 @ X0) |  (c1_1 @ X0) | ~ (c0_1 @ X0))))),
% 7.89/1.74      inference('s_sup-', [status(thm)], [zip_derived_cl518, zip_derived_cl435])).
% 7.89/1.74  thf('196', plain,
% 7.89/1.74      (~ (![X0 : $i]: ( (c2_1 @ X0) |  (c1_1 @ X0) | ~ (c0_1 @ X0))) | 
% 7.89/1.74       ( (c1_1 @ a1330)) | ( (c2_1 @ a1330)) | ~ ( (c0_1 @ a1330))),
% 7.89/1.74      inference('split', [status(esa)], [zip_derived_cl1507])).
% 7.89/1.74  thf(clause84, conjecture, (~( ( c2_1 @ a1319 ) | ( ~( hskp8 ) ) ))).
% 7.89/1.74  thf(zf_stmt_132, negated_conjecture, (( c2_1 @ a1319 ) | ( ~( hskp8 ) )),
% 7.89/1.74    inference('cnf.neg', [status(esa)], [clause84])).
% 7.89/1.74  thf(zip_derived_cl83, plain, (( (c2_1 @ a1319) | ~ (hskp8))),
% 7.89/1.74      inference('cnf', [status(esa)], [zf_stmt_132])).
% 7.89/1.74  thf('197', plain, (( (c2_1 @ a1319)) | ~ ( (hskp8))),
% 7.89/1.74      inference('split', [status(esa)], [zip_derived_cl83])).
% 7.89/1.74  thf(clause122, conjecture, (~( ( ~( hskp8 ) ) | ( ~( c0_1 @ a1319 ) ) ))).
% 7.89/1.74  thf(zf_stmt_133, negated_conjecture,
% 7.89/1.74    (( ~( hskp8 ) ) | ( ~( c0_1 @ a1319 ) )),
% 7.89/1.74    inference('cnf.neg', [status(esa)], [clause122])).
% 7.89/1.74  thf(zip_derived_cl121, plain, ((~ (hskp8) | ~ (c0_1 @ a1319))),
% 7.89/1.74      inference('cnf', [status(esa)], [zf_stmt_133])).
% 7.89/1.74  thf('198', plain, (~ ( (c0_1 @ a1319)) | ~ ( (hskp8))),
% 7.89/1.74      inference('split', [status(esa)], [zip_derived_cl121])).
% 7.89/1.74  thf(clause123, conjecture, (~( ( ~( hskp8 ) ) | ( ~( c3_1 @ a1319 ) ) ))).
% 7.89/1.74  thf(zf_stmt_134, negated_conjecture,
% 7.89/1.74    (( ~( hskp8 ) ) | ( ~( c3_1 @ a1319 ) )),
% 7.89/1.74    inference('cnf.neg', [status(esa)], [clause123])).
% 7.89/1.74  thf(zip_derived_cl122, plain, ((~ (hskp8) | ~ (c3_1 @ a1319))),
% 7.89/1.74      inference('cnf', [status(esa)], [zf_stmt_134])).
% 7.89/1.74  thf('199', plain, (~ ( (c3_1 @ a1319)) | ~ ( (hskp8))),
% 7.89/1.74      inference('split', [status(esa)], [zip_derived_cl122])).
% 7.89/1.74  thf(zip_derived_cl514, plain,
% 7.89/1.74      ((![X0 : $i]: (~ (c2_1 @ X0) |  (c0_1 @ X0) |  (c3_1 @ X0)))
% 7.89/1.74         <= ((![X0 : $i]: (~ (c2_1 @ X0) |  (c0_1 @ X0) |  (c3_1 @ X0))))),
% 7.89/1.74      inference('split', [status(esa)], [zip_derived_cl145])).
% 7.89/1.74  thf(zip_derived_cl457, plain, ((~ (c3_1 @ a1319)) <= (~ ( (c3_1 @ a1319)))),
% 7.89/1.74      inference('split', [status(esa)], [zip_derived_cl122])).
% 7.89/1.74  thf(zip_derived_cl1418, plain,
% 7.89/1.74      ((( (c0_1 @ a1319) | ~ (c2_1 @ a1319)))
% 7.89/1.74         <= (~ ( (c3_1 @ a1319)) & 
% 7.89/1.74             (![X0 : $i]: (~ (c2_1 @ X0) |  (c0_1 @ X0) |  (c3_1 @ X0))))),
% 7.89/1.74      inference('s_sup-', [status(thm)], [zip_derived_cl514, zip_derived_cl457])).
% 7.89/1.74  thf('200', plain,
% 7.89/1.74      (~ (![X0 : $i]: (~ (c2_1 @ X0) |  (c0_1 @ X0) |  (c3_1 @ X0))) | 
% 7.89/1.74       ( (c0_1 @ a1319)) | ( (c3_1 @ a1319)) | ~ ( (c2_1 @ a1319))),
% 7.89/1.74      inference('split', [status(esa)], [zip_derived_cl1418])).
% 7.89/1.74  thf(zip_derived_cl645, plain,
% 7.89/1.74      ((![X1 : $i]: (~ (c3_1 @ X1) | ~ (c1_1 @ X1) |  (c0_1 @ X1)))
% 7.89/1.74         <= ((![X1 : $i]: (~ (c3_1 @ X1) | ~ (c1_1 @ X1) |  (c0_1 @ X1))))),
% 7.89/1.74      inference('split', [status(esa)], [zip_derived_cl178])).
% 7.89/1.74  thf(zip_derived_cl365, plain, (( (c1_1 @ a1325)) <= (( (c1_1 @ a1325)))),
% 7.89/1.74      inference('split', [status(esa)], [zip_derived_cl76])).
% 7.89/1.74  thf(zip_derived_cl1115, plain,
% 7.89/1.74      ((( (c0_1 @ a1325) | ~ (c3_1 @ a1325)))
% 7.89/1.74         <= (( (c1_1 @ a1325)) & 
% 7.89/1.74             (![X1 : $i]: (~ (c3_1 @ X1) | ~ (c1_1 @ X1) |  (c0_1 @ X1))))),
% 7.89/1.74      inference('s_sup+', [status(thm)], [zip_derived_cl645, zip_derived_cl365])).
% 7.89/1.74  thf('201', plain,
% 7.89/1.74      (~ (![X1 : $i]: (~ (c3_1 @ X1) | ~ (c1_1 @ X1) |  (c0_1 @ X1))) | 
% 7.89/1.74       ~ ( (c1_1 @ a1325)) | ~ ( (c3_1 @ a1325)) | ( (c0_1 @ a1325))),
% 7.89/1.74      inference('split', [status(esa)], [zip_derived_cl1115])).
% 7.89/1.74  thf(clause10, conjecture, (~( ( ndr1_0 ) | ( ~( hskp23 ) ) ))).
% 7.89/1.74  thf(zf_stmt_135, negated_conjecture, (( ndr1_0 ) | ( ~( hskp23 ) )),
% 7.89/1.74    inference('cnf.neg', [status(esa)], [clause10])).
% 7.89/1.74  thf(zip_derived_cl9, plain, (( (ndr1_0) | ~ (hskp23))),
% 7.89/1.74      inference('cnf', [status(esa)], [zf_stmt_135])).
% 7.89/1.74  thf('202', plain, (( (ndr1_0)) | ~ ( (hskp23))),
% 7.89/1.74      inference('split', [status(esa)], [zip_derived_cl9])).
% 7.89/1.74  thf(clause27, conjecture, (~( ( ndr1_0 ) | ( ~( hskp6 ) ) ))).
% 7.89/1.74  thf(zf_stmt_136, negated_conjecture, (( ndr1_0 ) | ( ~( hskp6 ) )),
% 7.89/1.74    inference('cnf.neg', [status(esa)], [clause27])).
% 7.89/1.74  thf(zip_derived_cl26, plain, (( (ndr1_0) | ~ (hskp6))),
% 7.89/1.74      inference('cnf', [status(esa)], [zf_stmt_136])).
% 7.89/1.74  thf('203', plain, (( (ndr1_0)) | ~ ( (hskp6))),
% 7.89/1.74      inference('split', [status(esa)], [zip_derived_cl26])).
% 7.89/1.74  thf(clause33, conjecture, (~( ( ndr1_0 ) | ( ~( hskp0 ) ) ))).
% 7.89/1.74  thf(zf_stmt_137, negated_conjecture, (( ndr1_0 ) | ( ~( hskp0 ) )),
% 7.89/1.74    inference('cnf.neg', [status(esa)], [clause33])).
% 7.89/1.74  thf(zip_derived_cl32, plain, (( (ndr1_0) | ~ (hskp0))),
% 7.89/1.74      inference('cnf', [status(esa)], [zf_stmt_137])).
% 7.89/1.74  thf('204', plain, (( (ndr1_0)) | ~ ( (hskp0))),
% 7.89/1.74      inference('split', [status(esa)], [zip_derived_cl32])).
% 7.89/1.74  thf(clause46, conjecture, (~( ( hskp23 ) | ( hskp0 ) | ( hskp6 ) ))).
% 7.89/1.74  thf(zf_stmt_138, negated_conjecture, (( hskp23 ) | ( hskp0 ) | ( hskp6 )),
% 7.89/1.74    inference('cnf.neg', [status(esa)], [clause46])).
% 7.89/1.74  thf(zip_derived_cl45, plain, (( (hskp23) |  (hskp0) |  (hskp6))),
% 7.89/1.74      inference('cnf', [status(esa)], [zf_stmt_138])).
% 7.89/1.74  thf('205', plain, (( (hskp23)) | ( (hskp0)) | ( (hskp6))),
% 7.89/1.74      inference('split', [status(esa)], [zip_derived_cl45])).
% 7.89/1.74  thf(zip_derived_cl311, plain, (( (c1_1 @ a1338)) <= (( (c1_1 @ a1338)))),
% 7.89/1.74      inference('split', [status(esa)], [zip_derived_cl49])).
% 7.89/1.74  thf(zip_derived_cl594, plain,
% 7.89/1.74      ((![X0 : $i]: (~ (c2_1 @ X0) | ~ (c1_1 @ X0) | ~ (c0_1 @ X0)))
% 7.89/1.74         <= ((![X0 : $i]: (~ (c2_1 @ X0) | ~ (c1_1 @ X0) | ~ (c0_1 @ X0))))),
% 7.89/1.74      inference('split', [status(esa)], [zip_derived_cl165])).
% 7.89/1.74  thf(zip_derived_cl783, plain,
% 7.89/1.74      (((~ (c2_1 @ a1338) | ~ (c0_1 @ a1338)))
% 7.89/1.74         <= (( (c1_1 @ a1338)) & 
% 7.89/1.74             (![X0 : $i]: (~ (c2_1 @ X0) | ~ (c1_1 @ X0) | ~ (c0_1 @ X0))))),
% 7.89/1.74      inference('s_sup-', [status(thm)], [zip_derived_cl311, zip_derived_cl594])).
% 7.89/1.74  thf('206', plain,
% 7.89/1.74      (~ ( (c0_1 @ a1338)) | ~ ( (c1_1 @ a1338)) | 
% 7.89/1.74       ~ (![X0 : $i]: (~ (c2_1 @ X0) | ~ (c1_1 @ X0) | ~ (c0_1 @ X0))) | 
% 7.89/1.74       ~ ( (c2_1 @ a1338))),
% 7.89/1.74      inference('split', [status(esa)], [zip_derived_cl783])).
% 7.89/1.74  thf(zip_derived_cl311, plain, (( (c1_1 @ a1338)) <= (( (c1_1 @ a1338)))),
% 7.89/1.74      inference('split', [status(esa)], [zip_derived_cl49])).
% 7.89/1.74  thf(zip_derived_cl597, plain,
% 7.89/1.74      ((![X0 : $i]: (~ (c2_1 @ X0) | ~ (c1_1 @ X0) | ~ (c3_1 @ X0)))
% 7.89/1.74         <= ((![X0 : $i]: (~ (c2_1 @ X0) | ~ (c1_1 @ X0) | ~ (c3_1 @ X0))))),
% 7.89/1.74      inference('split', [status(esa)], [zip_derived_cl166])).
% 7.89/1.74  thf(zip_derived_cl784, plain,
% 7.89/1.74      (((~ (c2_1 @ a1338) | ~ (c3_1 @ a1338)))
% 7.89/1.74         <= (( (c1_1 @ a1338)) & 
% 7.89/1.74             (![X0 : $i]: (~ (c2_1 @ X0) | ~ (c1_1 @ X0) | ~ (c3_1 @ X0))))),
% 7.89/1.74      inference('s_sup-', [status(thm)], [zip_derived_cl311, zip_derived_cl597])).
% 7.89/1.74  thf('207', plain,
% 7.89/1.74      (~ (![X0 : $i]: (~ (c2_1 @ X0) | ~ (c1_1 @ X0) | ~ (c3_1 @ X0))) | 
% 7.89/1.74       ~ ( (c1_1 @ a1338)) | ~ ( (c2_1 @ a1338)) | ~ ( (c3_1 @ a1338))),
% 7.89/1.74      inference('split', [status(esa)], [zip_derived_cl784])).
% 7.89/1.74  thf(zip_derived_cl625, plain,
% 7.89/1.74      ((![X1 : $i]: (~ (c3_1 @ X1) | ~ (c2_1 @ X1) |  (c0_1 @ X1)))
% 7.89/1.74         <= ((![X1 : $i]: (~ (c3_1 @ X1) | ~ (c2_1 @ X1) |  (c0_1 @ X1))))),
% 7.89/1.74      inference('split', [status(esa)], [zip_derived_cl173])).
% 7.89/1.74  thf(clause52, conjecture, (~( ( c3_1 @ a1338 ) | ( ~( hskp29 ) ) ))).
% 7.89/1.74  thf(zf_stmt_139, negated_conjecture, (( c3_1 @ a1338 ) | ( ~( hskp29 ) )),
% 7.89/1.74    inference('cnf.neg', [status(esa)], [clause52])).
% 7.89/1.74  thf(zip_derived_cl51, plain, (( (c3_1 @ a1338) | ~ (hskp29))),
% 7.89/1.74      inference('cnf', [status(esa)], [zf_stmt_139])).
% 7.89/1.74  thf(zip_derived_cl315, plain, (( (c3_1 @ a1338)) <= (( (c3_1 @ a1338)))),
% 7.89/1.74      inference('split', [status(esa)], [zip_derived_cl51])).
% 7.89/1.74  thf(zip_derived_cl1056, plain,
% 7.89/1.74      ((( (c0_1 @ a1338) | ~ (c2_1 @ a1338)))
% 7.89/1.74         <= (( (c3_1 @ a1338)) & 
% 7.89/1.74             (![X1 : $i]: (~ (c3_1 @ X1) | ~ (c2_1 @ X1) |  (c0_1 @ X1))))),
% 7.89/1.74      inference('s_sup+', [status(thm)], [zip_derived_cl625, zip_derived_cl315])).
% 7.89/1.74  thf('208', plain,
% 7.89/1.74      (~ (![X1 : $i]: (~ (c3_1 @ X1) | ~ (c2_1 @ X1) |  (c0_1 @ X1))) | 
% 7.89/1.74       ( (c0_1 @ a1338)) | ~ ( (c2_1 @ a1338)) | ~ ( (c3_1 @ a1338))),
% 7.89/1.74      inference('split', [status(esa)], [zip_derived_cl1056])).
% 7.89/1.74  thf('209', plain, (( (c1_1 @ a1338)) | ~ ( (hskp29))),
% 7.89/1.74      inference('split', [status(esa)], [zip_derived_cl49])).
% 7.89/1.74  thf(clause51, conjecture, (~( ( c2_1 @ a1338 ) | ( ~( hskp29 ) ) ))).
% 7.89/1.74  thf(zf_stmt_140, negated_conjecture, (( c2_1 @ a1338 ) | ( ~( hskp29 ) )),
% 7.89/1.74    inference('cnf.neg', [status(esa)], [clause51])).
% 7.89/1.74  thf(zip_derived_cl50, plain, (( (c2_1 @ a1338) | ~ (hskp29))),
% 7.89/1.74      inference('cnf', [status(esa)], [zf_stmt_140])).
% 7.89/1.74  thf('210', plain, (( (c2_1 @ a1338)) | ~ ( (hskp29))),
% 7.89/1.74      inference('split', [status(esa)], [zip_derived_cl50])).
% 7.89/1.74  thf('211', plain, (( (c3_1 @ a1338)) | ~ ( (hskp29))),
% 7.89/1.74      inference('split', [status(esa)], [zip_derived_cl51])).
% 7.89/1.74  thf(clause191, conjecture,
% 7.89/1.74    (~( ( hskp17 ) | ( ~( c2_1 @ V ) ) | ( ~( c1_1 @ V ) ) | 
% 7.89/1.74        ( ~( c0_1 @ V ) ) | ( ~( ndr1_0 ) ) | ( ~( c3_1 @ U ) ) | 
% 7.89/1.74        ( ~( c2_1 @ U ) ) | ( ~( c1_1 @ U ) ) ))).
% 7.89/1.74  thf(zf_stmt_141, negated_conjecture,
% 7.89/1.74    (( hskp17 ) | ( ~( c2_1 @ V ) ) | ( ~( c1_1 @ V ) ) | ( ~( c0_1 @ V ) ) | 
% 7.89/1.74     ( ~( ndr1_0 ) ) | ( ~( c3_1 @ U ) ) | ( ~( c2_1 @ U ) ) | 
% 7.89/1.74     ( ~( c1_1 @ U ) )),
% 7.89/1.74    inference('cnf.neg', [status(esa)], [clause191])).
% 7.89/1.74  thf(zip_derived_cl190, plain,
% 7.89/1.74      (![X0 : $i, X1 : $i]:
% 7.89/1.74         ( (hskp17)
% 7.89/1.74          | ~ (c2_1 @ X0)
% 7.89/1.74          | ~ (c1_1 @ X0)
% 7.89/1.74          | ~ (c0_1 @ X0)
% 7.89/1.74          | ~ (ndr1_0)
% 7.89/1.74          | ~ (c3_1 @ X1)
% 7.89/1.74          | ~ (c2_1 @ X1)
% 7.89/1.74          | ~ (c1_1 @ X1))),
% 7.89/1.74      inference('cnf', [status(esa)], [zf_stmt_141])).
% 7.89/1.74  thf('212', plain,
% 7.89/1.74      (( (hskp17)) | 
% 7.89/1.74       (![X0 : $i]: (~ (c2_1 @ X0) | ~ (c1_1 @ X0) | ~ (c3_1 @ X0))) | 
% 7.89/1.74       ~ ( (ndr1_0)) | 
% 7.89/1.74       (![X0 : $i]: (~ (c2_1 @ X0) | ~ (c1_1 @ X0) | ~ (c0_1 @ X0)))),
% 7.89/1.74      inference('split', [status(esa)], [zip_derived_cl190])).
% 7.89/1.74  thf(clause71, conjecture, (~( ( c2_1 @ a1334 ) | ( ~( hskp17 ) ) ))).
% 7.89/1.74  thf(zf_stmt_142, negated_conjecture, (( c2_1 @ a1334 ) | ( ~( hskp17 ) )),
% 7.89/1.74    inference('cnf.neg', [status(esa)], [clause71])).
% 7.89/1.74  thf(zip_derived_cl70, plain, (( (c2_1 @ a1334) | ~ (hskp17))),
% 7.89/1.74      inference('cnf', [status(esa)], [zf_stmt_142])).
% 7.89/1.74  thf('213', plain, (( (c2_1 @ a1334)) | ~ ( (hskp17))),
% 7.89/1.74      inference('split', [status(esa)], [zip_derived_cl70])).
% 7.89/1.74  thf(clause72, conjecture, (~( ( c3_1 @ a1334 ) | ( ~( hskp17 ) ) ))).
% 7.89/1.74  thf(zf_stmt_143, negated_conjecture, (( c3_1 @ a1334 ) | ( ~( hskp17 ) )),
% 7.89/1.74    inference('cnf.neg', [status(esa)], [clause72])).
% 7.89/1.74  thf(zip_derived_cl71, plain, (( (c3_1 @ a1334) | ~ (hskp17))),
% 7.89/1.74      inference('cnf', [status(esa)], [zf_stmt_143])).
% 7.89/1.74  thf('214', plain, (( (c3_1 @ a1334)) | ~ ( (hskp17))),
% 7.89/1.74      inference('split', [status(esa)], [zip_derived_cl71])).
% 7.89/1.74  thf(clause108, conjecture, (~( ( ~( hskp17 ) ) | ( ~( c0_1 @ a1334 ) ) ))).
% 7.89/1.74  thf(zf_stmt_144, negated_conjecture,
% 7.89/1.74    (( ~( hskp17 ) ) | ( ~( c0_1 @ a1334 ) )),
% 7.89/1.74    inference('cnf.neg', [status(esa)], [clause108])).
% 7.89/1.74  thf(zip_derived_cl107, plain, ((~ (hskp17) | ~ (c0_1 @ a1334))),
% 7.89/1.74      inference('cnf', [status(esa)], [zf_stmt_144])).
% 7.89/1.74  thf('215', plain, (~ ( (c0_1 @ a1334)) | ~ ( (hskp17))),
% 7.89/1.74      inference('split', [status(esa)], [zip_derived_cl107])).
% 7.89/1.74  thf(zip_derived_cl625, plain,
% 7.89/1.74      ((![X1 : $i]: (~ (c3_1 @ X1) | ~ (c2_1 @ X1) |  (c0_1 @ X1)))
% 7.89/1.74         <= ((![X1 : $i]: (~ (c3_1 @ X1) | ~ (c2_1 @ X1) |  (c0_1 @ X1))))),
% 7.89/1.74      inference('split', [status(esa)], [zip_derived_cl173])).
% 7.89/1.74  thf(zip_derived_cl355, plain, (( (c3_1 @ a1334)) <= (( (c3_1 @ a1334)))),
% 7.89/1.74      inference('split', [status(esa)], [zip_derived_cl71])).
% 7.89/1.74  thf(zip_derived_cl1059, plain,
% 7.89/1.74      ((( (c0_1 @ a1334) | ~ (c2_1 @ a1334)))
% 7.89/1.74         <= (( (c3_1 @ a1334)) & 
% 7.89/1.74             (![X1 : $i]: (~ (c3_1 @ X1) | ~ (c2_1 @ X1) |  (c0_1 @ X1))))),
% 7.89/1.74      inference('s_sup+', [status(thm)], [zip_derived_cl625, zip_derived_cl355])).
% 7.89/1.74  thf('216', plain,
% 7.89/1.74      (~ (![X1 : $i]: (~ (c3_1 @ X1) | ~ (c2_1 @ X1) |  (c0_1 @ X1))) | 
% 7.89/1.74       ~ ( (c3_1 @ a1334)) | ( (c0_1 @ a1334)) | ~ ( (c2_1 @ a1334))),
% 7.89/1.74      inference('split', [status(esa)], [zip_derived_cl1059])).
% 7.89/1.74  thf(clause153, conjecture,
% 7.89/1.74    (~( ( hskp16 ) | ( hskp14 ) | ( c3_1 @ U ) | ( c2_1 @ U ) | 
% 7.89/1.74        ( ~( ndr1_0 ) ) | ( ~( c1_1 @ U ) ) ))).
% 7.89/1.74  thf(zf_stmt_145, negated_conjecture,
% 7.89/1.74    (( hskp16 ) | ( hskp14 ) | ( c3_1 @ U ) | ( c2_1 @ U ) | ( ~( ndr1_0 ) ) | 
% 7.89/1.74     ( ~( c1_1 @ U ) )),
% 7.89/1.74    inference('cnf.neg', [status(esa)], [clause153])).
% 7.89/1.74  thf(zip_derived_cl152, plain,
% 7.89/1.74      (![X0 : $i]:
% 7.89/1.74         ( (hskp16)
% 7.89/1.74          |  (hskp14)
% 7.89/1.74          |  (c3_1 @ X0)
% 7.89/1.74          |  (c2_1 @ X0)
% 7.89/1.74          | ~ (ndr1_0)
% 7.89/1.74          | ~ (c1_1 @ X0))),
% 7.89/1.74      inference('cnf', [status(esa)], [zf_stmt_145])).
% 7.89/1.74  thf(zip_derived_cl542, plain,
% 7.89/1.74      ((![X0 : $i]: ( (c2_1 @ X0) | ~ (c1_1 @ X0) |  (c3_1 @ X0)))
% 7.89/1.74         <= ((![X0 : $i]: ( (c2_1 @ X0) | ~ (c1_1 @ X0) |  (c3_1 @ X0))))),
% 7.89/1.74      inference('split', [status(esa)], [zip_derived_cl152])).
% 7.89/1.74  thf(zip_derived_cl357, plain, (( (c1_1 @ a1333)) <= (( (c1_1 @ a1333)))),
% 7.89/1.74      inference('split', [status(esa)], [zip_derived_cl72])).
% 7.89/1.74  thf(zip_derived_cl1790, plain,
% 7.89/1.74      ((( (c3_1 @ a1333) |  (c2_1 @ a1333)))
% 7.89/1.74         <= (( (c1_1 @ a1333)) & 
% 7.89/1.74             (![X0 : $i]: ( (c2_1 @ X0) | ~ (c1_1 @ X0) |  (c3_1 @ X0))))),
% 7.89/1.74      inference('s_sup+', [status(thm)], [zip_derived_cl542, zip_derived_cl357])).
% 7.89/1.74  thf('217', plain,
% 7.89/1.74      (~ (![X0 : $i]: ( (c2_1 @ X0) | ~ (c1_1 @ X0) |  (c3_1 @ X0))) | 
% 7.89/1.74       ~ ( (c1_1 @ a1333)) | ( (c2_1 @ a1333)) | ( (c3_1 @ a1333))),
% 7.89/1.75      inference('split', [status(esa)], [zip_derived_cl1790])).
% 7.89/1.75  thf(clause200, conjecture,
% 7.89/1.75    (~( ( c3_1 @ W ) | ( c0_1 @ W ) | ( c0_1 @ V ) | ( ~( c2_1 @ W ) ) | 
% 7.89/1.75        ( ~( c3_1 @ V ) ) | ( ~( c2_1 @ V ) ) | ( ~( ndr1_0 ) ) | 
% 7.89/1.75        ( ~( c3_1 @ U ) ) | ( ~( c1_1 @ U ) ) | ( ~( c0_1 @ U ) ) ))).
% 7.89/1.75  thf(zf_stmt_146, negated_conjecture,
% 7.89/1.75    (( c3_1 @ W ) | ( c0_1 @ W ) | ( c0_1 @ V ) | ( ~( c2_1 @ W ) ) | 
% 7.89/1.75     ( ~( c3_1 @ V ) ) | ( ~( c2_1 @ V ) ) | ( ~( ndr1_0 ) ) | 
% 7.89/1.75     ( ~( c3_1 @ U ) ) | ( ~( c1_1 @ U ) ) | ( ~( c0_1 @ U ) )),
% 7.89/1.75    inference('cnf.neg', [status(esa)], [clause200])).
% 7.89/1.75  thf(zip_derived_cl199, plain,
% 7.89/1.75      (![X0 : $i, X1 : $i, X2 : $i]:
% 7.89/1.75         ( (c3_1 @ X0)
% 7.89/1.75          |  (c0_1 @ X0)
% 7.89/1.75          |  (c0_1 @ X1)
% 7.89/1.75          | ~ (c2_1 @ X0)
% 7.89/1.75          | ~ (c3_1 @ X1)
% 7.89/1.75          | ~ (c2_1 @ X1)
% 7.89/1.75          | ~ (ndr1_0)
% 7.89/1.75          | ~ (c3_1 @ X2)
% 7.89/1.75          | ~ (c1_1 @ X2)
% 7.89/1.75          | ~ (c0_1 @ X2))),
% 7.89/1.75      inference('cnf', [status(esa)], [zf_stmt_146])).
% 7.89/1.75  thf('218', plain,
% 7.89/1.75      ((![X1 : $i]: (~ (c3_1 @ X1) | ~ (c1_1 @ X1) | ~ (c0_1 @ X1))) | 
% 7.89/1.75       (![X1 : $i]: (~ (c3_1 @ X1) | ~ (c2_1 @ X1) |  (c0_1 @ X1))) | 
% 7.89/1.75       ~ ( (ndr1_0)) | 
% 7.89/1.75       (![X0 : $i]: (~ (c2_1 @ X0) |  (c0_1 @ X0) |  (c3_1 @ X0)))),
% 7.89/1.75      inference('split', [status(esa)], [zip_derived_cl199])).
% 7.89/1.75  thf('219', plain,
% 7.89/1.75      ((![X1 : $i]: (~ (c3_1 @ X1) | ~ (c1_1 @ X1) | ~ (c0_1 @ X1)))),
% 7.89/1.75      inference('sat_resolution*', [status(thm)],
% 7.89/1.75                ['15', '16', '17', '18', '19', '20', '21', '22', '23', '24', 
% 7.89/1.75                 '25', '26', '27', '28', '29', '30', '31', '32', '33', '34', 
% 7.89/1.75                 '35', '36', '37', '38', '39', '40', '41', '42', '43', '44', 
% 7.89/1.75                 '45', '46', '47', '48', '49', '50', '51', '52', '53', '54', 
% 7.89/1.75                 '55', '56', '57', '58', '59', '60', '61', '62', '63', '64', 
% 7.89/1.75                 '65', '66', '67', '68', '69', '70', '71', '72', '73', '74', 
% 7.89/1.75                 '75', '76', '77', '78', '79', '80', '81', '82', '83', '84', 
% 7.89/1.75                 '85', '86', '87', '88', '89', '90', '91', '92', '93', '94', 
% 7.89/1.75                 '95', '96', '97', '98', '99', '100', '101', '102', '103', 
% 7.89/1.75                 '104', '105', '106', '107', '108', '109', '110', '111', 
% 7.89/1.75                 '112', '113', '114', '115', '116', '117', '118', '119', 
% 7.89/1.75                 '120', '121', '122', '123', '124', '125', '126', '127', 
% 7.89/1.75                 '128', '129', '130', '131', '132', '133', '134', '135', 
% 7.89/1.75                 '136', '137', '138', '139', '140', '141', '142', '143', 
% 7.89/1.75                 '144', '145', '146', '147', '148', '149', '150', '151', 
% 7.89/1.75                 '152', '153', '154', '155', '156', '157', '158', '159', 
% 7.89/1.75                 '160', '161', '162', '163', '164', '165', '166', '167', 
% 7.89/1.75                 '168', '169', '170', '171', '172', '173', '174', '175', 
% 7.89/1.75                 '176', '177', '178', '179', '180', '181', '182', '183', 
% 7.89/1.75                 '184', '185', '186', '187', '188', '189', '190', '191', 
% 7.89/1.75                 '192', '193', '194', '195', '196', '197', '198', '199', 
% 7.89/1.75                 '200', '201', '202', '203', '204', '205', '206', '207', 
% 7.89/1.75                 '208', '209', '210', '211', '212', '213', '214', '215', 
% 7.89/1.75                 '216', '217', '218'])).
% 7.89/1.75  thf(zip_derived_cl7640, plain,
% 7.89/1.75      ((![X0 : $i]: (~ (c3_1 @ X0) | ~ (c0_1 @ X0)))
% 7.89/1.75         <= ((![X0 : $i]: ( (c1_1 @ X0) | ~ (c0_1 @ X0) | ~ (c3_1 @ X0))))),
% 7.89/1.75      inference('simpl_trail', [status(thm)], [zip_derived_cl1620, '219'])).
% 7.89/1.75  thf(clause55, conjecture, (~( ( c3_1 @ a1328 ) | ( ~( hskp28 ) ) ))).
% 7.89/1.75  thf(zf_stmt_147, negated_conjecture, (( c3_1 @ a1328 ) | ( ~( hskp28 ) )),
% 7.89/1.75    inference('cnf.neg', [status(esa)], [clause55])).
% 7.89/1.75  thf(zip_derived_cl54, plain, (( (c3_1 @ a1328) | ~ (hskp28))),
% 7.89/1.75      inference('cnf', [status(esa)], [zf_stmt_147])).
% 7.89/1.75  thf(zip_derived_cl321, plain, (( (c3_1 @ a1328)) <= (( (c3_1 @ a1328)))),
% 7.89/1.75      inference('split', [status(esa)], [zip_derived_cl54])).
% 7.89/1.75  thf(zip_derived_cl7771, plain,
% 7.89/1.75      ((~ (c0_1 @ a1328))
% 7.89/1.75         <= (( (c3_1 @ a1328)) & 
% 7.89/1.75             (![X0 : $i]: ( (c1_1 @ X0) | ~ (c0_1 @ X0) | ~ (c3_1 @ X0))))),
% 7.89/1.75      inference('s_sup+', [status(thm)],
% 7.89/1.75                [zip_derived_cl7640, zip_derived_cl321])).
% 7.89/1.75  thf(zip_derived_cl317, plain, (( (c0_1 @ a1328)) <= (( (c0_1 @ a1328)))),
% 7.89/1.75      inference('split', [status(esa)], [zip_derived_cl52])).
% 7.89/1.75  thf('220', plain,
% 7.89/1.75      (~ (![X0 : $i]: ( (c1_1 @ X0) | ~ (c0_1 @ X0) | ~ (c3_1 @ X0))) | 
% 7.89/1.75       ~ ( (c0_1 @ a1328)) | ~ ( (c3_1 @ a1328))),
% 7.89/1.75      inference('s_sup+', [status(thm)],
% 7.89/1.75                [zip_derived_cl7771, zip_derived_cl317])).
% 7.89/1.75  thf(zip_derived_cl597, plain,
% 7.89/1.75      ((![X0 : $i]: (~ (c2_1 @ X0) | ~ (c1_1 @ X0) | ~ (c3_1 @ X0)))
% 7.89/1.75         <= ((![X0 : $i]: (~ (c2_1 @ X0) | ~ (c1_1 @ X0) | ~ (c3_1 @ X0))))),
% 7.89/1.75      inference('split', [status(esa)], [zip_derived_cl166])).
% 7.89/1.75  thf(zip_derived_cl554, plain,
% 7.89/1.75      ((![X0 : $i]: (~ (c2_1 @ X0) |  (c1_1 @ X0) | ~ (c0_1 @ X0)))
% 7.89/1.75         <= ((![X0 : $i]: (~ (c2_1 @ X0) |  (c1_1 @ X0) | ~ (c0_1 @ X0))))),
% 7.89/1.75      inference('split', [status(esa)], [zip_derived_cl155])).
% 7.89/1.75  thf(zip_derived_cl1367, plain,
% 7.89/1.75      ((![X0 : $i]:
% 7.89/1.75          (~ (c3_1 @ X0) | ~ (c2_1 @ X0) | ~ (c2_1 @ X0) | ~ (c0_1 @ X0)))
% 7.89/1.75         <= ((![X0 : $i]: (~ (c2_1 @ X0) |  (c1_1 @ X0) | ~ (c0_1 @ X0))) & 
% 7.89/1.75             (![X0 : $i]: (~ (c2_1 @ X0) | ~ (c1_1 @ X0) | ~ (c3_1 @ X0))))),
% 7.89/1.75      inference('s_sup+', [status(thm)], [zip_derived_cl597, zip_derived_cl554])).
% 7.89/1.75  thf(zip_derived_cl1375, plain,
% 7.89/1.75      ((![X0 : $i]: (~ (c0_1 @ X0) | ~ (c2_1 @ X0) | ~ (c3_1 @ X0)))
% 7.89/1.75         <= ((![X0 : $i]: (~ (c2_1 @ X0) |  (c1_1 @ X0) | ~ (c0_1 @ X0))) & 
% 7.89/1.75             (![X0 : $i]: (~ (c2_1 @ X0) | ~ (c1_1 @ X0) | ~ (c3_1 @ X0))))),
% 7.89/1.75      inference('simplify', [status(thm)], [zip_derived_cl1367])).
% 7.89/1.75  thf('221', plain,
% 7.89/1.75      ((![X0 : $i]: (~ (c2_1 @ X0) |  (c1_1 @ X0) | ~ (c0_1 @ X0)))),
% 7.89/1.75      inference('sat_resolution*', [status(thm)],
% 7.89/1.75                ['15', '16', '17', '18', '19', '20', '21', '22', '23', '24', 
% 7.89/1.75                 '25', '26', '27', '28', '29', '30', '31', '32', '33', '34', 
% 7.89/1.75                 '35', '36', '37', '38', '39', '40', '41', '42', '43', '44', 
% 7.89/1.75                 '45', '46', '47', '218', '49', '50', '51', '52', '53', '54', 
% 7.89/1.75                 '55', '56', '57', '58', '59', '60', '61', '62', '63', '64', 
% 7.89/1.75                 '65', '66', '67', '68', '69', '70', '71', '72', '73', '74', 
% 7.89/1.75                 '75', '76', '77', '78', '79', '80', '81', '82', '83', '84', 
% 7.89/1.75                 '85', '86', '87', '88', '89', '90', '91', '92', '93', '94', 
% 7.89/1.75                 '95', '96', '97', '98', '99', '100', '101', '102', '103', 
% 7.89/1.75                 '104', '105', '106', '107', '108', '109', '110', '111', 
% 7.89/1.75                 '112', '113', '114', '115', '116', '117', '118', '119', 
% 7.89/1.75                 '120', '121', '122', '123', '124', '125', '126', '127', 
% 7.89/1.75                 '128', '129', '130', '131', '132', '133', '134', '135', 
% 7.89/1.75                 '136', '137', '138', '139', '140', '141', '142', '143', 
% 7.89/1.75                 '144', '145', '146', '147', '148', '149', '150', '151', 
% 7.89/1.75                 '152', '153', '154', '155', '156', '157', '158', '159', 
% 7.89/1.75                 '160', '161', '162', '163', '164', '165', '166', '167', 
% 7.89/1.75                 '168', '169', '170', '171', '172', '173', '174', '175', 
% 7.89/1.75                 '176', '177', '178', '179', '180', '181', '182', '183', 
% 7.89/1.75                 '184', '185', '186', '187', '188', '189', '190', '191', 
% 7.89/1.75                 '192', '193', '194', '195', '196', '197', '198', '199', 
% 7.89/1.75                 '200', '201', '202', '203', '204', '205', '206', '207', 
% 7.89/1.75                 '208', '209', '210', '211', '212', '213', '214', '215', 
% 7.89/1.75                 '216', '217', '48'])).
% 7.89/1.75  thf(zip_derived_cl7635, plain,
% 7.89/1.75      ((![X0 : $i]: (~ (c0_1 @ X0) | ~ (c2_1 @ X0) | ~ (c3_1 @ X0)))
% 7.89/1.75         <= ((![X0 : $i]: (~ (c2_1 @ X0) | ~ (c1_1 @ X0) | ~ (c3_1 @ X0))))),
% 7.89/1.75      inference('simpl_trail', [status(thm)], [zip_derived_cl1375, '221'])).
% 7.89/1.75  thf(zip_derived_cl321, plain, (( (c3_1 @ a1328)) <= (( (c3_1 @ a1328)))),
% 7.89/1.75      inference('split', [status(esa)], [zip_derived_cl54])).
% 7.89/1.75  thf(zip_derived_cl7879, plain,
% 7.89/1.75      (((~ (c2_1 @ a1328) | ~ (c0_1 @ a1328)))
% 7.89/1.75         <= (( (c3_1 @ a1328)) & 
% 7.89/1.75             (![X0 : $i]: (~ (c2_1 @ X0) | ~ (c1_1 @ X0) | ~ (c3_1 @ X0))))),
% 7.89/1.75      inference('s_sup+', [status(thm)],
% 7.89/1.75                [zip_derived_cl7635, zip_derived_cl321])).
% 7.89/1.75  thf('222', plain,
% 7.89/1.75      (~ (![X0 : $i]: (~ (c2_1 @ X0) | ~ (c1_1 @ X0) | ~ (c3_1 @ X0))) | 
% 7.89/1.75       ~ ( (c2_1 @ a1328)) | ~ ( (c3_1 @ a1328)) | ~ ( (c0_1 @ a1328))),
% 7.89/1.75      inference('split', [status(esa)], [zip_derived_cl7879])).
% 7.89/1.75  thf('223', plain, (( (c3_1 @ a1328)) | ~ ( (hskp28))),
% 7.89/1.75      inference('split', [status(esa)], [zip_derived_cl54])).
% 7.89/1.75  thf(zip_derived_cl574, plain,
% 7.89/1.75      ((![X0 : $i]: (~ (c1_1 @ X0) | ~ (c0_1 @ X0) |  (c3_1 @ X0)))
% 7.89/1.75         <= ((![X0 : $i]: (~ (c1_1 @ X0) | ~ (c0_1 @ X0) |  (c3_1 @ X0))))),
% 7.89/1.75      inference('split', [status(esa)], [zip_derived_cl160])).
% 7.89/1.75  thf(zip_derived_cl325, plain, (( (c1_1 @ a1307)) <= (( (c1_1 @ a1307)))),
% 7.89/1.75      inference('split', [status(esa)], [zip_derived_cl56])).
% 7.89/1.75  thf(zip_derived_cl998, plain,
% 7.89/1.75      ((( (c3_1 @ a1307) | ~ (c0_1 @ a1307)))
% 7.89/1.75         <= (( (c1_1 @ a1307)) & 
% 7.89/1.75             (![X0 : $i]: (~ (c1_1 @ X0) | ~ (c0_1 @ X0) |  (c3_1 @ X0))))),
% 7.89/1.75      inference('s_sup+', [status(thm)], [zip_derived_cl574, zip_derived_cl325])).
% 7.89/1.75  thf('224', plain,
% 7.89/1.75      (~ (![X0 : $i]: (~ (c1_1 @ X0) | ~ (c0_1 @ X0) |  (c3_1 @ X0))) | 
% 7.89/1.75       ( (c3_1 @ a1307)) | ~ ( (c1_1 @ a1307)) | ~ ( (c0_1 @ a1307))),
% 7.89/1.75      inference('split', [status(esa)], [zip_derived_cl998])).
% 7.89/1.75  thf(zip_derived_cl686, plain,
% 7.89/1.75      ((![X0 : $i]: (~ (c2_1 @ X0) | ~ (c1_1 @ X0) |  (c3_1 @ X0)))
% 7.89/1.75         <= ((![X0 : $i]: (~ (c2_1 @ X0) | ~ (c1_1 @ X0) |  (c3_1 @ X0))))),
% 7.89/1.75      inference('split', [status(esa)], [zip_derived_cl188])).
% 7.89/1.75  thf(zip_derived_cl325, plain, (( (c1_1 @ a1307)) <= (( (c1_1 @ a1307)))),
% 7.89/1.75      inference('split', [status(esa)], [zip_derived_cl56])).
% 7.89/1.75  thf(zip_derived_cl1252, plain,
% 7.89/1.75      ((( (c3_1 @ a1307) | ~ (c2_1 @ a1307)))
% 7.89/1.75         <= (( (c1_1 @ a1307)) & 
% 7.89/1.75             (![X0 : $i]: (~ (c2_1 @ X0) | ~ (c1_1 @ X0) |  (c3_1 @ X0))))),
% 7.89/1.75      inference('s_sup+', [status(thm)], [zip_derived_cl686, zip_derived_cl325])).
% 7.89/1.75  thf('225', plain,
% 7.89/1.75      (~ (![X0 : $i]: (~ (c2_1 @ X0) | ~ (c1_1 @ X0) |  (c3_1 @ X0))) | 
% 7.89/1.75       ( (c3_1 @ a1307)) | ~ ( (c1_1 @ a1307)) | ~ ( (c2_1 @ a1307))),
% 7.89/1.75      inference('split', [status(esa)], [zip_derived_cl1252])).
% 7.89/1.75  thf('226', plain,
% 7.89/1.75      ((![X0 : $i]: (~ (c2_1 @ X0) |  (c1_1 @ X0) | ~ (c0_1 @ X0))) | 
% 7.89/1.75       ( (hskp0)) | ( (hskp21)) | ~ ( (ndr1_0))),
% 7.89/1.75      inference('split', [status(esa)], [zip_derived_cl157])).
% 7.89/1.75  thf('227', plain, (~ ( (hskp0)) | ~ ( (c0_1 @ a1306))),
% 7.89/1.75      inference('split', [status(esa)], [zip_derived_cl136])).
% 7.89/1.75  thf('228', plain, (~ ( (hskp0)) | ~ ( (c1_1 @ a1306))),
% 7.89/1.75      inference('split', [status(esa)], [zip_derived_cl137])).
% 7.89/1.75  thf('229', plain, (~ ( (hskp0)) | ~ ( (c2_1 @ a1306))),
% 7.89/1.75      inference('split', [status(esa)], [zip_derived_cl138])).
% 7.89/1.75  thf('230', plain,
% 7.89/1.75      (( (c0_1 @ a1306)) | ( (c1_1 @ a1306)) | 
% 7.89/1.75       ~ (![X0 : $i]: ( (c2_1 @ X0) |  (c1_1 @ X0) |  (c0_1 @ X0))) | 
% 7.89/1.75       ( (c2_1 @ a1306))),
% 7.89/1.75      inference('split', [status(esa)], [zip_derived_cl961])).
% 7.89/1.75  thf('231', plain,
% 7.89/1.75      ((![X1 : $i]: (~ (c3_1 @ X1) | ~ (c1_1 @ X1) |  (c2_1 @ X1))) | 
% 7.89/1.75       (![X0 : $i]: ( (c2_1 @ X0) |  (c1_1 @ X0) |  (c0_1 @ X0))) | 
% 7.89/1.75       ~ ( (ndr1_0)) | 
% 7.89/1.75       (![X0 : $i]: (~ (c1_1 @ X0) | ~ (c0_1 @ X0) |  (c3_1 @ X0)))),
% 7.89/1.75      inference('split', [status(esa)], [zip_derived_cl194])).
% 7.89/1.75  thf('232', plain,
% 7.89/1.75      (~ ( (c2_1 @ a1314)) | ~ ( (c1_1 @ a1314)) | 
% 7.89/1.75       ~ (![X0 : $i]: (~ (c2_1 @ X0) | ~ (c1_1 @ X0) |  (c0_1 @ X0))) | 
% 7.89/1.75       ( (c0_1 @ a1314))),
% 7.89/1.75      inference('split', [status(esa)], [zip_derived_cl978])).
% 7.89/1.75  thf('233', plain, (~ ( (c0_1 @ a1352)) | ~ ( (hskp21))),
% 7.89/1.75      inference('split', [status(esa)], [zip_derived_cl101])).
% 7.89/1.75  thf('234', plain, (~ ( (c2_1 @ a1352)) | ~ ( (hskp21))),
% 7.89/1.75      inference('split', [status(esa)], [zip_derived_cl102])).
% 7.89/1.75  thf('235', plain,
% 7.89/1.75      (~ (![X0 : $i]: ( (c2_1 @ X0) |  (c0_1 @ X0) | ~ (c3_1 @ X0))) | 
% 7.89/1.75       ( (c0_1 @ a1352)) | ( (c2_1 @ a1352)) | ~ ( (c3_1 @ a1352))),
% 7.89/1.75      inference('split', [status(esa)], [zip_derived_cl1939])).
% 7.89/1.75  thf('236', plain, (( (hskp21)) | ( (hskp7)) | ( (hskp3))),
% 7.89/1.75      inference('split', [status(esa)], [zip_derived_cl39])).
% 7.89/1.75  thf('237', plain,
% 7.89/1.75      ((![X0 : $i]: (~ (c1_1 @ X0) |  (c0_1 @ X0) |  (c3_1 @ X0))) | 
% 7.89/1.75       ( (hskp12)) | ~ ( (ndr1_0)) | 
% 7.89/1.75       (![X0 : $i]: (~ (c2_1 @ X0) | ~ (c1_1 @ X0) | ~ (c0_1 @ X0)))),
% 7.89/1.75      inference('split', [status(esa)], [zip_derived_cl183])).
% 7.89/1.75  thf('238', plain,
% 7.89/1.75      (~ ( (c3_1 @ a1339)) | 
% 7.89/1.75       ~ (![X1 : $i]: (~ (c3_1 @ X1) | ~ (c1_1 @ X1) |  (c0_1 @ X1))) | 
% 7.89/1.75       ~ ( (c1_1 @ a1339)) | ( (c0_1 @ a1339))),
% 7.89/1.75      inference('split', [status(esa)], [zip_derived_cl1112])).
% 7.89/1.75  thf('239', plain,
% 7.89/1.75      (( (hskp28)) | 
% 7.89/1.75       (![X0 : $i]: (~ (c2_1 @ X0) | ~ (c1_1 @ X0) |  (c0_1 @ X0))) | 
% 7.89/1.75       ~ ( (ndr1_0)) | 
% 7.89/1.75       (![X1 : $i]: (~ (c3_1 @ X1) |  (c2_1 @ X1) | ~ (c0_1 @ X1)))),
% 7.89/1.75      inference('split', [status(esa)], [zip_derived_cl184])).
% 7.89/1.75  thf('240', plain,
% 7.89/1.75      (( (c0_1 @ a1338)) | ~ ( (c1_1 @ a1338)) | 
% 7.89/1.75       ~ (![X0 : $i]: (~ (c2_1 @ X0) | ~ (c1_1 @ X0) |  (c0_1 @ X0))) | 
% 7.89/1.75       ~ ( (c2_1 @ a1338))),
% 7.89/1.75      inference('split', [status(esa)], [zip_derived_cl969])).
% 7.89/1.75  thf('241', plain, (( (hskp25)) | ( (hskp14)) | ( (hskp28))),
% 7.89/1.75      inference('split', [status(esa)], [zip_derived_cl36])).
% 7.89/1.75  thf('242', plain,
% 7.89/1.75      (~ ( (c1_1 @ a1372)) | ~ ( (c0_1 @ a1372)) | 
% 7.89/1.75       ~ (![X1 : $i]: (~ (c3_1 @ X1) | ~ (c1_1 @ X1) | ~ (c0_1 @ X1))) | 
% 7.89/1.75       ~ ( (c3_1 @ a1372))),
% 7.89/1.75      inference('split', [status(esa)], [zip_derived_cl797])).
% 7.89/1.75  thf('243', plain,
% 7.89/1.75      (~ ( (c0_1 @ a1331)) | 
% 7.89/1.75       ~ (![X0 : $i]: (~ (c1_1 @ X0) | ~ (c0_1 @ X0) |  (c3_1 @ X0))) | 
% 7.89/1.75       ~ ( (c1_1 @ a1331)) | ( (c3_1 @ a1331))),
% 7.89/1.75      inference('split', [status(esa)], [zip_derived_cl1004])).
% 7.89/1.75  thf('244', plain,
% 7.89/1.75      (( (c3_1 @ a1333)) | ~ ( (c1_1 @ a1333)) | 
% 7.89/1.75       ~ (![X0 : $i]: (~ (c1_1 @ X0) |  (c0_1 @ X0) |  (c3_1 @ X0))) | 
% 7.89/1.75       ( (c0_1 @ a1333))),
% 7.89/1.75      inference('split', [status(esa)], [zip_derived_cl1227])).
% 7.89/1.75  thf('245', plain,
% 7.89/1.75      (( (c2_1 @ a1315)) | 
% 7.89/1.75       ~ (![X0 : $i]: ( (c2_1 @ X0) |  (c1_1 @ X0) | ~ (c3_1 @ X0))) | 
% 7.89/1.75       ( (c1_1 @ a1315)) | ~ ( (c3_1 @ a1315))),
% 7.89/1.75      inference('split', [status(esa)], [zip_derived_cl1675])).
% 7.89/1.75  thf('246', plain,
% 7.89/1.75      (~ ( (c0_1 @ a1331)) | 
% 7.89/1.75       ~ (![X0 : $i]: (~ (c2_1 @ X0) | ~ (c0_1 @ X0) |  (c3_1 @ X0))) | 
% 7.89/1.75       ~ ( (c2_1 @ a1331)) | ( (c3_1 @ a1331))),
% 7.89/1.75      inference('split', [status(esa)], [zip_derived_cl1553])).
% 7.89/1.75  thf('247', plain,
% 7.89/1.75      (( (c3_1 @ a1333)) | ( (c0_1 @ a1333)) | 
% 7.89/1.75       ~ (![X0 : $i]: ( (c2_1 @ X0) |  (c0_1 @ X0) |  (c3_1 @ X0))) | 
% 7.89/1.75       ( (c2_1 @ a1333))),
% 7.89/1.75      inference('split', [status(esa)], [zip_derived_cl1155])).
% 7.89/1.75  thf('248', plain,
% 7.89/1.75      ((![X0 : $i]: (~ (c2_1 @ X0) | ~ (c1_1 @ X0) |  (c3_1 @ X0))) | 
% 7.89/1.75       (![X0 : $i]: ( (c2_1 @ X0) |  (c1_1 @ X0) | ~ (c3_1 @ X0))) | 
% 7.89/1.75       ~ ( (ndr1_0)) | 
% 7.89/1.75       (![X0 : $i]: (~ (c1_1 @ X0) | ~ (c0_1 @ X0) |  (c3_1 @ X0)))),
% 7.89/1.75      inference('split', [status(esa)], [zip_derived_cl198])).
% 7.89/1.75  thf('249', plain,
% 7.89/1.75      (( (c3_1 @ a1311)) | ~ ( (c2_1 @ a1311)) | 
% 7.89/1.75       ~ (![X0 : $i]: (~ (c2_1 @ X0) | ~ (c0_1 @ X0) |  (c3_1 @ X0))) | 
% 7.89/1.75       ~ ( (c0_1 @ a1311))),
% 7.89/1.75      inference('split', [status(esa)], [zip_derived_cl1705])).
% 7.89/1.75  thf('250', plain,
% 7.89/1.75      (( (hskp15)) | ( (hskp14)) | ~ ( (ndr1_0)) | 
% 7.89/1.75       (![X0 : $i]: (~ (c2_1 @ X0) |  (c0_1 @ X0) |  (c3_1 @ X0)))),
% 7.89/1.75      inference('split', [status(esa)], [zip_derived_cl145])).
% 7.89/1.75  thf('251', plain, (( (hskp4)) | ( (hskp14)) | ( (hskp1))),
% 7.89/1.75      inference('split', [status(esa)], [zip_derived_cl41])).
% 7.89/1.75  thf('252', plain,
% 7.89/1.75      (~ ( (c0_1 @ a1308)) | 
% 7.89/1.75       ~ (![X0 : $i]: ( (c2_1 @ X0) |  (c1_1 @ X0) | ~ (c0_1 @ X0))) | 
% 7.89/1.75       ( (c1_1 @ a1308)) | ( (c2_1 @ a1308))),
% 7.89/1.75      inference('split', [status(esa)], [zip_derived_cl1513])).
% 7.89/1.75  thf('253', plain,
% 7.89/1.75      (~ ( (c0_1 @ a1333)) | ( (c2_1 @ a1333)) | 
% 7.89/1.75       ~ (![X0 : $i]: ( (c2_1 @ X0) | ~ (c0_1 @ X0) |  (c3_1 @ X0))) | 
% 7.89/1.75       ( (c3_1 @ a1333))),
% 7.89/1.75      inference('split', [status(esa)], [zip_derived_cl1989])).
% 7.89/1.75  thf('254', plain,
% 7.89/1.75      (~ (![X0 : $i]: (~ (c2_1 @ X0) | ~ (c0_1 @ X0) |  (c3_1 @ X0))) | 
% 7.89/1.75       ( (c3_1 @ a1307)) | ~ ( (c2_1 @ a1307)) | ~ ( (c0_1 @ a1307))),
% 7.89/1.75      inference('split', [status(esa)], [zip_derived_cl1544])).
% 7.89/1.75  thf('255', plain,
% 7.89/1.75      (~ ( (c3_1 @ a1307)) | ~ ( (c1_1 @ a1307)) | 
% 7.89/1.75       ~ (![X1 : $i]: (~ (c3_1 @ X1) | ~ (c1_1 @ X1) | ~ (c0_1 @ X1))) | 
% 7.89/1.75       ~ ( (c0_1 @ a1307))),
% 7.89/1.75      inference('split', [status(esa)], [zip_derived_cl816])).
% 7.89/1.75  thf('256', plain,
% 7.89/1.75      (~ ( (c3_1 @ a1307)) | ~ ( (c1_1 @ a1307)) | 
% 7.89/1.75       ~ (![X0 : $i]: (~ (c2_1 @ X0) | ~ (c1_1 @ X0) | ~ (c3_1 @ X0))) | 
% 7.89/1.75       ~ ( (c2_1 @ a1307))),
% 7.89/1.75      inference('split', [status(esa)], [zip_derived_cl815])).
% 7.89/1.75  thf('257', plain,
% 7.89/1.75      (~ ( (c2_1 @ a1312)) | 
% 7.89/1.75       ~ (![X0 : $i]: (~ (c2_1 @ X0) | ~ (c0_1 @ X0) |  (c3_1 @ X0))) | 
% 7.89/1.75       ( (c3_1 @ a1312)) | ~ ( (c0_1 @ a1312))),
% 7.89/1.75      inference('split', [status(esa)], [zip_derived_cl1557])).
% 7.89/1.75  thf('258', plain,
% 7.89/1.75      (~ (![X1 : $i]: (~ (c3_1 @ X1) | ~ (c2_1 @ X1) |  (c0_1 @ X1))) | 
% 7.89/1.75       ~ ( (c2_1 @ a1315)) | ( (c0_1 @ a1315)) | ~ ( (c3_1 @ a1315))),
% 7.89/1.75      inference('split', [status(esa)], [zip_derived_cl1063])).
% 7.89/1.75  thf('259', plain,
% 7.89/1.75      (( (c0_1 @ a1331)) | 
% 7.89/1.75       ~ (![X0 : $i]: (~ (c1_1 @ X0) |  (c0_1 @ X0) |  (c3_1 @ X0))) | 
% 7.89/1.75       ( (c3_1 @ a1331)) | ~ ( (c1_1 @ a1331))),
% 7.89/1.75      inference('split', [status(esa)], [zip_derived_cl1228])).
% 7.89/1.75  thf('260', plain,
% 7.89/1.75      (( (c1_1 @ a1311)) | ~ ( (c2_1 @ a1311)) | 
% 7.89/1.75       ~ (![X0 : $i]: (~ (c2_1 @ X0) |  (c1_1 @ X0) | ~ (c0_1 @ X0))) | 
% 7.89/1.75       ~ ( (c0_1 @ a1311))),
% 7.89/1.75      inference('split', [status(esa)], [zip_derived_cl1360])).
% 7.89/1.75  thf('261', plain, (~ ( (hskp16)) | ~ ( (c2_1 @ a1333))),
% 7.89/1.75      inference('split', [status(esa)], [zip_derived_cl108])).
% 7.89/1.75  thf('262', plain, (~ ( (hskp16)) | ~ ( (c3_1 @ a1333))),
% 7.89/1.75      inference('split', [status(esa)], [zip_derived_cl109])).
% 7.89/1.75  thf('263', plain,
% 7.89/1.75      (( (hskp17)) | 
% 7.89/1.75       (![X0 : $i]: (~ (c2_1 @ X0) | ~ (c1_1 @ X0) |  (c0_1 @ X0))) | 
% 7.89/1.75       ( (hskp16)) | ~ ( (ndr1_0))),
% 7.89/1.75      inference('split', [status(esa)], [zip_derived_cl154])).
% 7.89/1.75  thf('264', plain,
% 7.89/1.75      ((![X0 : $i]: ( (c2_1 @ X0) | ~ (c1_1 @ X0) |  (c3_1 @ X0))) | 
% 7.89/1.75       (![X0 : $i]: ( (c2_1 @ X0) |  (c0_1 @ X0) | ~ (c3_1 @ X0))) | 
% 7.89/1.75       ~ ( (ndr1_0)) | 
% 7.89/1.75       (![X0 : $i]: ( (c2_1 @ X0) | ~ (c1_1 @ X0) |  (c0_1 @ X0)))),
% 7.89/1.75      inference('split', [status(esa)], [zip_derived_cl192])).
% 7.89/1.75  thf('265', plain,
% 7.89/1.75      (~ ( (c1_1 @ a1348)) | ~ ( (c2_1 @ a1348)) | 
% 7.89/1.75       ~ (![X0 : $i]: (~ (c2_1 @ X0) | ~ (c1_1 @ X0) |  (c0_1 @ X0))) | 
% 7.89/1.75       ( (c0_1 @ a1348))),
% 7.89/1.75      inference('split', [status(esa)], [zip_derived_cl972])).
% 7.89/1.75  thf('266', plain,
% 7.89/1.75      (( (c2_1 @ a1325)) | 
% 7.89/1.75       ~ (![X0 : $i]: ( (c2_1 @ X0) | ~ (c1_1 @ X0) |  (c0_1 @ X0))) | 
% 7.89/1.75       ( (c0_1 @ a1325)) | ~ ( (c1_1 @ a1325))),
% 7.89/1.75      inference('split', [status(esa)], [zip_derived_cl1839])).
% 7.89/1.75  thf('267', plain, (( (hskp20)) | ( (hskp29)) | ( (hskp26))),
% 7.89/1.75      inference('split', [status(esa)], [zip_derived_cl42])).
% 7.89/1.75  thf('268', plain,
% 7.89/1.75      (( (hskp9)) | 
% 7.89/1.75       (![X0 : $i]: ( (c2_1 @ X0) | ~ (c0_1 @ X0) |  (c3_1 @ X0))) | 
% 7.89/1.75       ~ ( (ndr1_0)) | 
% 7.89/1.75       (![X0 : $i]: ( (c2_1 @ X0) |  (c0_1 @ X0) |  (c3_1 @ X0)))),
% 7.89/1.75      inference('split', [status(esa)], [zip_derived_cl169])).
% 7.89/1.75  thf('269', plain,
% 7.89/1.75      (~ ( (c2_1 @ a1324)) | ( (c1_1 @ a1324)) | 
% 7.89/1.75       ~ (![X0 : $i]: (~ (c2_1 @ X0) |  (c1_1 @ X0) | ~ (c3_1 @ X0))) | 
% 7.89/1.75       ~ ( (c3_1 @ a1324))),
% 7.89/1.75      inference('split', [status(esa)], [zip_derived_cl1453])).
% 7.89/1.75  thf('270', plain,
% 7.89/1.75      (~ ( (c3_1 @ a1348)) | ~ ( (c1_1 @ a1348)) | 
% 7.89/1.75       ~ (![X0 : $i]: (~ (c2_1 @ X0) | ~ (c1_1 @ X0) | ~ (c3_1 @ X0))) | 
% 7.89/1.75       ~ ( (c2_1 @ a1348))),
% 7.89/1.75      inference('split', [status(esa)], [zip_derived_cl847])).
% 7.89/1.75  thf('271', plain, (( (hskp20)) | ( (hskp25)) | ( (hskp6))),
% 7.89/1.75      inference('split', [status(esa)], [zip_derived_cl40])).
% 7.89/1.75  thf('272', plain,
% 7.89/1.75      (( (hskp9)) | ( (hskp6)) | 
% 7.89/1.75       (![X0 : $i]: (~ (c2_1 @ X0) | ~ (c0_1 @ X0) |  (c3_1 @ X0))) | 
% 7.89/1.75       ~ ( (ndr1_0))),
% 7.89/1.75      inference('split', [status(esa)], [zip_derived_cl164])).
% 7.89/1.75  thf('273', plain,
% 7.89/1.75      ((![X0 : $i]: (~ (c2_1 @ X0) |  (c1_1 @ X0) |  (c0_1 @ X0))) | 
% 7.89/1.75       ( (hskp6)) | ( (hskp5)) | ~ ( (ndr1_0))),
% 7.89/1.75      inference('split', [status(esa)], [zip_derived_cl144])).
% 7.89/1.75  thf('274', plain,
% 7.89/1.75      (( (c2_1 @ a1314)) | ( (c0_1 @ a1314)) | 
% 7.89/1.75       ~ (![X0 : $i]: ( (c2_1 @ X0) |  (c0_1 @ X0) |  (c3_1 @ X0))) | 
% 7.89/1.75       ( (c3_1 @ a1314))),
% 7.89/1.75      inference('split', [status(esa)], [zip_derived_cl1158])).
% 7.89/1.75  thf('275', plain, (( (hskp20)) | ( (hskp18))),
% 7.89/1.75      inference('split', [status(esa)], [zip_derived_cl1])).
% 7.89/1.75  thf('276', plain,
% 7.89/1.75      (~ (![X0 : $i]: ( (c1_1 @ X0) |  (c0_1 @ X0) | ~ (c3_1 @ X0))) | 
% 7.89/1.75       ( (c0_1 @ a1315)) | ( (c1_1 @ a1315)) | ~ ( (c3_1 @ a1315))),
% 7.89/1.75      inference('split', [status(esa)], [zip_derived_cl2104])).
% 7.89/1.75  thf('277', plain,
% 7.89/1.75      (( (c2_1 @ a1359)) | ( (c0_1 @ a1359)) | 
% 7.89/1.75       ~ (![X0 : $i]: ( (c2_1 @ X0) |  (c0_1 @ X0) |  (c3_1 @ X0))) | 
% 7.89/1.75       ( (c3_1 @ a1359))),
% 7.89/1.75      inference('split', [status(esa)], [zip_derived_cl1160])).
% 7.89/1.75  thf('278', plain,
% 7.89/1.75      ((![X0 : $i]: (~ (c2_1 @ X0) |  (c1_1 @ X0) | ~ (c3_1 @ X0))) | 
% 7.89/1.75       ( (hskp22)) | ( (hskp2)) | ~ ( (ndr1_0))),
% 7.89/1.75      inference('split', [status(esa)], [zip_derived_cl158])).
% 7.89/1.75  thf('279', plain, (~ ( (c2_1 @ a1309)) | ~ ( (hskp2))),
% 7.89/1.75      inference('split', [status(esa)], [zip_derived_cl133])).
% 7.89/1.75  thf('280', plain,
% 7.89/1.75      (~ ( (c3_1 @ a1309)) | ( (c2_1 @ a1309)) | 
% 7.89/1.75       ~ (![X1 : $i]: (~ (c3_1 @ X1) | ~ (c1_1 @ X1) |  (c2_1 @ X1))) | 
% 7.89/1.75       ~ ( (c1_1 @ a1309))),
% 7.89/1.75      inference('split', [status(esa)], [zip_derived_cl1089])).
% 7.89/1.75  thf('281', plain,
% 7.89/1.75      (( (c0_1 @ a1316)) | ( (c2_1 @ a1316)) | 
% 7.89/1.75       ~ (![X0 : $i]: ( (c2_1 @ X0) |  (c0_1 @ X0) |  (c3_1 @ X0))) | 
% 7.89/1.75       ( (c3_1 @ a1316))),
% 7.89/1.75      inference('split', [status(esa)], [zip_derived_cl1162])).
% 7.89/1.75  thf('282', plain,
% 7.89/1.75      (~ ( (c3_1 @ a1320)) | ( (c0_1 @ a1320)) | 
% 7.89/1.75       ~ (![X0 : $i]: ( (c1_1 @ X0) |  (c0_1 @ X0) | ~ (c3_1 @ X0))) | 
% 7.89/1.75       ( (c1_1 @ a1320))),
% 7.89/1.75      inference('split', [status(esa)], [zip_derived_cl2103])).
% 7.89/1.75  thf('283', plain,
% 7.89/1.75      (~ ( (c3_1 @ a1320)) | ( (c1_1 @ a1320)) | 
% 7.89/1.75       ~ (![X0 : $i]: (~ (c2_1 @ X0) |  (c1_1 @ X0) | ~ (c3_1 @ X0))) | 
% 7.89/1.75       ~ ( (c2_1 @ a1320))),
% 7.89/1.75      inference('split', [status(esa)], [zip_derived_cl1454])).
% 7.89/1.75  thf('284', plain,
% 7.89/1.75      (~ (![X1 : $i]: (~ (c3_1 @ X1) | ~ (c2_1 @ X1) |  (c0_1 @ X1))) | 
% 7.89/1.75       ~ ( (c3_1 @ a1320)) | ( (c0_1 @ a1320)) | ~ ( (c2_1 @ a1320))),
% 7.89/1.75      inference('split', [status(esa)], [zip_derived_cl4878])).
% 7.89/1.75  thf('285', plain, (( (hskp23)) | ( (hskp6)) | ( (hskp0))),
% 7.89/1.75      inference('split', [status(esa)], [zip_derived_cl45])).
% 7.89/1.75  thf('286', plain,
% 7.89/1.75      (~ ( (c1_1 @ a1338)) | ~ ( (c2_1 @ a1338)) | 
% 7.89/1.75       ~ (![X0 : $i]: (~ (c2_1 @ X0) | ~ (c1_1 @ X0) | ~ (c3_1 @ X0))) | 
% 7.89/1.75       ~ ( (c3_1 @ a1338))),
% 7.89/1.75      inference('split', [status(esa)], [zip_derived_cl784])).
% 7.89/1.75  thf('287', plain,
% 7.89/1.75      (( (c3_1 @ a1333)) | ( (c2_1 @ a1333)) | 
% 7.89/1.75       ~ (![X0 : $i]: ( (c2_1 @ X0) | ~ (c1_1 @ X0) |  (c3_1 @ X0))) | 
% 7.89/1.75       ~ ( (c1_1 @ a1333))),
% 7.89/1.75      inference('split', [status(esa)], [zip_derived_cl1790])).
% 7.89/1.75  thf('288', plain, (( (c1_1 @ a1307)) | ~ ( (hskp27))),
% 7.89/1.75      inference('split', [status(esa)], [zip_derived_cl56])).
% 7.89/1.75  thf(zip_derived_cl526, plain,
% 7.89/1.75      ((![X0 : $i]: ( (c2_1 @ X0) |  (c1_1 @ X0) | ~ (c3_1 @ X0)))
% 7.89/1.75         <= ((![X0 : $i]: ( (c2_1 @ X0) |  (c1_1 @ X0) | ~ (c3_1 @ X0))))),
% 7.89/1.75      inference('split', [status(esa)], [zip_derived_cl148])).
% 7.89/1.75  thf(zip_derived_cl447, plain, ((~ (c1_1 @ a1324)) <= (~ ( (c1_1 @ a1324)))),
% 7.89/1.75      inference('split', [status(esa)], [zip_derived_cl117])).
% 7.89/1.75  thf(zip_derived_cl1673, plain,
% 7.89/1.75      (((~ (c3_1 @ a1324) |  (c2_1 @ a1324)))
% 7.89/1.75         <= (~ ( (c1_1 @ a1324)) & 
% 7.89/1.75             (![X0 : $i]: ( (c2_1 @ X0) |  (c1_1 @ X0) | ~ (c3_1 @ X0))))),
% 7.89/1.75      inference('s_sup-', [status(thm)], [zip_derived_cl526, zip_derived_cl447])).
% 7.89/1.75  thf('289', plain,
% 7.89/1.75      (( (c2_1 @ a1324)) | ( (c1_1 @ a1324)) | 
% 7.89/1.75       ~ (![X0 : $i]: ( (c2_1 @ X0) |  (c1_1 @ X0) | ~ (c3_1 @ X0))) | 
% 7.89/1.75       ~ ( (c3_1 @ a1324))),
% 7.89/1.75      inference('split', [status(esa)], [zip_derived_cl1673])).
% 7.89/1.75  thf('290', plain,
% 7.89/1.75      ((![X0 : $i]: ( (c2_1 @ X0) | ~ (c0_1 @ X0) |  (c3_1 @ X0))) | 
% 7.89/1.75       ( (hskp27)) | 
% 7.89/1.75       (![X0 : $i]: (~ (c1_1 @ X0) | ~ (c0_1 @ X0) |  (c3_1 @ X0))) | 
% 7.89/1.75       ~ ( (ndr1_0))),
% 7.89/1.75      inference('split', [status(esa)], [zip_derived_cl181])).
% 7.89/1.75  thf('291', plain,
% 7.89/1.75      (( (c2_1 @ a1411)) | ( (c3_1 @ a1411)) | 
% 7.89/1.75       ~ (![X0 : $i]: ( (c2_1 @ X0) | ~ (c0_1 @ X0) |  (c3_1 @ X0))) | 
% 7.89/1.75       ~ ( (c0_1 @ a1411))),
% 7.89/1.75      inference('split', [status(esa)], [zip_derived_cl1982])).
% 7.89/1.75  thf('292', plain, (( (hskp12)) | ( (hskp26))),
% 7.89/1.75      inference('split', [status(esa)], [zip_derived_cl0])).
% 7.89/1.75  thf('293', plain,
% 7.89/1.75      (( (c2_1 @ a1312)) | ( (c3_1 @ a1312)) | 
% 7.89/1.75       ~ (![X0 : $i]: ( (c2_1 @ X0) | ~ (c0_1 @ X0) |  (c3_1 @ X0))) | 
% 7.89/1.75       ~ ( (c0_1 @ a1312))),
% 7.89/1.75      inference('split', [status(esa)], [zip_derived_cl1998])).
% 7.89/1.75  thf(zip_derived_cl9318, plain, ($false),
% 7.89/1.75      inference('sat_resolution*', [status(thm)],
% 7.89/1.75                ['0', '1', '2', '3', '4', '5', '6', '7', '8', '9', '10', '11', 
% 7.89/1.75                 '12', '13', '14', '220', '222', '223', '224', '225', '226', 
% 7.89/1.75                 '227', '228', '229', '230', '231', '21', '22', '23', '24', 
% 7.89/1.75                 '25', '26', '232', '28', '233', '234', '235', '32', '236', 
% 7.89/1.75                 '237', '35', '238', '37', '38', '239', '240', '41', '42', 
% 7.89/1.75                 '241', '44', '45', '46', '242', '48', '243', '50', '51', 
% 7.89/1.75                 '52', '53', '54', '55', '244', '57', '245', '246', '60', 
% 7.89/1.75                 '61', '247', '248', '64', '249', '66', '67', '68', '250', 
% 7.89/1.75                 '70', '71', '72', '73', '251', '252', '253', '78', '254', 
% 7.89/1.75                 '255', '256', '257', '84', '258', '89', '259', '91', '92', 
% 7.89/1.75                 '93', '94', '95', '96', '97', '98', '99', '101', '102', 
% 7.89/1.75                 '103', '260', '105', '106', '107', '109', '261', '262', 
% 7.89/1.75                 '263', '264', '265', '266', '116', '117', '122', '267', 
% 7.89/1.75                 '129', '268', '131', '132', '133', '134', '269', '136', 
% 7.89/1.75                 '137', '138', '139', '140', '270', '142', '143', '144', 
% 7.89/1.75                 '145', '271', '147', '148', '149', '150', '272', '273', 
% 7.89/1.75                 '153', '154', '155', '156', '157', '158', '159', '160', 
% 7.89/1.75                 '274', '162', '275', '164', '165', '166', '276', '277', 
% 7.89/1.75                 '169', '170', '171', '172', '173', '174', '175', '176', 
% 7.89/1.75                 '278', '178', '179', '279', '280', '182', '183', '184', 
% 7.89/1.75                 '185', '186', '281', '282', '283', '190', '191', '284', 
% 7.89/1.75                 '193', '194', '195', '196', '197', '198', '199', '200', 
% 7.89/1.75                 '202', '203', '204', '285', '206', '286', '208', '209', 
% 7.89/1.75                 '210', '211', '212', '213', '214', '215', '216', '287', 
% 7.89/1.75                 '218', '86', '288', '88', '289', '290', '125', '126', '127', 
% 7.89/1.75                 '291', '292', '118', '119', '120', '201', '123', '108', 
% 7.89/1.75                 '293', '100'])).
% 7.89/1.75  
% 7.89/1.75  % SZS output end Refutation
% 7.89/1.75  
% 7.89/1.75  
% 7.89/1.75  % Terminating...
% 8.11/1.82  % Runner terminated.
% 8.11/1.82  % Zipperpin 1.5 exiting
%------------------------------------------------------------------------------