TSTP Solution File: SYN487-1 by Zipperpin---2.1.9999

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : Zipperpin---2.1.9999
% Problem  : SYN487-1 : TPTP v8.1.2. Released v2.1.0.
% Transfm  : NO INFORMATION
% Format   : NO INFORMATION
% Command  : python3 /export/starexec/sandbox/solver/bin/portfolio.lams.parallel.py %s %d /export/starexec/sandbox/tmp/tmp.s2UOYgSmC1 true

% Computer : n026.cluster.edu
% Model    : x86_64 x86_64
% CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 2.10GHz
% Memory   : 8042.1875MB
% OS       : Linux 3.10.0-693.el7.x86_64
% CPULimit : 300s
% WCLimit  : 300s
% DateTime : Fri Sep  1 04:04:04 EDT 2023

% Result   : Unsatisfiable 6.63s 1.56s
% Output   : Refutation 6.63s
% Verified : 
% SZS Type : -

% Comments : 
%------------------------------------------------------------------------------
%----WARNING: Could not form TPTP format derivation
%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.00/0.12  % Problem  : SYN487-1 : TPTP v8.1.2. Released v2.1.0.
% 0.00/0.13  % Command  : python3 /export/starexec/sandbox/solver/bin/portfolio.lams.parallel.py %s %d /export/starexec/sandbox/tmp/tmp.s2UOYgSmC1 true
% 0.15/0.34  % Computer : n026.cluster.edu
% 0.15/0.34  % Model    : x86_64 x86_64
% 0.15/0.34  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.15/0.34  % Memory   : 8042.1875MB
% 0.15/0.34  % OS       : Linux 3.10.0-693.el7.x86_64
% 0.15/0.34  % CPULimit : 300
% 0.15/0.34  % WCLimit  : 300
% 0.15/0.34  % DateTime : Sat Aug 26 18:07:48 EDT 2023
% 0.15/0.34  % CPUTime  : 
% 0.15/0.34  % Running portfolio for 300 s
% 0.15/0.34  % File         : /export/starexec/sandbox/benchmark/theBenchmark.p
% 0.15/0.35  % Number of cores: 8
% 0.15/0.35  % Python version: Python 3.6.8
% 0.15/0.35  % Running in FO mode
% 0.20/0.67  % Total configuration time : 435
% 0.20/0.67  % Estimated wc time : 1092
% 0.20/0.67  % Estimated cpu time (7 cpus) : 156.0
% 0.20/0.71  % /export/starexec/sandbox/solver/bin/fo/fo6_bce.sh running for 75s
% 0.20/0.72  % /export/starexec/sandbox/solver/bin/fo/fo3_bce.sh running for 75s
% 0.20/0.75  % /export/starexec/sandbox/solver/bin/fo/fo1_av.sh running for 75s
% 0.20/0.75  % /export/starexec/sandbox/solver/bin/fo/fo7.sh running for 63s
% 0.20/0.75  % /export/starexec/sandbox/solver/bin/fo/fo13.sh running for 50s
% 0.20/0.77  % /export/starexec/sandbox/solver/bin/fo/fo4.sh running for 50s
% 0.20/0.77  % /export/starexec/sandbox/solver/bin/fo/fo5.sh running for 50s
% 6.63/1.56  % Solved by fo/fo1_av.sh.
% 6.63/1.56  % done 2091 iterations in 0.755s
% 6.63/1.56  % SZS status Theorem for '/export/starexec/sandbox/benchmark/theBenchmark.p'
% 6.63/1.56  % SZS output start Refutation
% 6.63/1.56  thf(hskp26_type, type, hskp26: $o).
% 6.63/1.56  thf(hskp21_type, type, hskp21: $o).
% 6.63/1.56  thf(hskp18_type, type, hskp18: $o).
% 6.63/1.56  thf(hskp5_type, type, hskp5: $o).
% 6.63/1.56  thf(a2304_type, type, a2304: $i).
% 6.63/1.56  thf(hskp2_type, type, hskp2: $o).
% 6.63/1.56  thf(a2302_type, type, a2302: $i).
% 6.63/1.56  thf(a2279_type, type, a2279: $i).
% 6.63/1.56  thf(a2315_type, type, a2315: $i).
% 6.63/1.56  thf(a2294_type, type, a2294: $i).
% 6.63/1.56  thf(hskp27_type, type, hskp27: $o).
% 6.63/1.56  thf(a2291_type, type, a2291: $i).
% 6.63/1.56  thf(hskp12_type, type, hskp12: $o).
% 6.63/1.56  thf(a2387_type, type, a2387: $i).
% 6.63/1.56  thf(hskp9_type, type, hskp9: $o).
% 6.63/1.56  thf(c1_1_type, type, c1_1: $i > $o).
% 6.63/1.56  thf(hskp25_type, type, hskp25: $o).
% 6.63/1.56  thf(a2277_type, type, a2277: $i).
% 6.63/1.56  thf(a2324_type, type, a2324: $i).
% 6.63/1.56  thf(hskp16_type, type, hskp16: $o).
% 6.63/1.56  thf(a2337_type, type, a2337: $i).
% 6.63/1.56  thf(a2308_type, type, a2308: $i).
% 6.63/1.56  thf(a2276_type, type, a2276: $i).
% 6.63/1.56  thf(hskp28_type, type, hskp28: $o).
% 6.63/1.56  thf(a2299_type, type, a2299: $i).
% 6.63/1.56  thf(hskp22_type, type, hskp22: $o).
% 6.63/1.56  thf(hskp4_type, type, hskp4: $o).
% 6.63/1.56  thf(hskp23_type, type, hskp23: $o).
% 6.63/1.56  thf(a2316_type, type, a2316: $i).
% 6.63/1.56  thf(hskp29_type, type, hskp29: $o).
% 6.63/1.56  thf(a2306_type, type, a2306: $i).
% 6.63/1.56  thf(hskp7_type, type, hskp7: $o).
% 6.63/1.56  thf(a2285_type, type, a2285: $i).
% 6.63/1.56  thf(a2284_type, type, a2284: $i).
% 6.63/1.56  thf(c0_1_type, type, c0_1: $i > $o).
% 6.63/1.56  thf(a2309_type, type, a2309: $i).
% 6.63/1.56  thf(hskp6_type, type, hskp6: $o).
% 6.63/1.56  thf(hskp0_type, type, hskp0: $o).
% 6.63/1.56  thf(a2345_type, type, a2345: $i).
% 6.63/1.56  thf(a2323_type, type, a2323: $i).
% 6.63/1.56  thf(a2286_type, type, a2286: $i).
% 6.63/1.56  thf(a2278_type, type, a2278: $i).
% 6.63/1.56  thf(a2367_type, type, a2367: $i).
% 6.63/1.56  thf(hskp30_type, type, hskp30: $o).
% 6.63/1.56  thf(a2342_type, type, a2342: $i).
% 6.63/1.56  thf(hskp10_type, type, hskp10: $o).
% 6.63/1.56  thf(ndr1_0_type, type, ndr1_0: $o).
% 6.63/1.56  thf(a2293_type, type, a2293: $i).
% 6.63/1.56  thf(hskp8_type, type, hskp8: $o).
% 6.63/1.56  thf(hskp11_type, type, hskp11: $o).
% 6.63/1.56  thf(hskp1_type, type, hskp1: $o).
% 6.63/1.56  thf(c2_1_type, type, c2_1: $i > $o).
% 6.63/1.56  thf(hskp31_type, type, hskp31: $o).
% 6.63/1.56  thf(hskp3_type, type, hskp3: $o).
% 6.63/1.56  thf(hskp14_type, type, hskp14: $o).
% 6.63/1.56  thf(c3_1_type, type, c3_1: $i > $o).
% 6.63/1.56  thf(a2287_type, type, a2287: $i).
% 6.63/1.56  thf(a2295_type, type, a2295: $i).
% 6.63/1.56  thf(a2327_type, type, a2327: $i).
% 6.63/1.56  thf(hskp19_type, type, hskp19: $o).
% 6.63/1.56  thf(hskp20_type, type, hskp20: $o).
% 6.63/1.56  thf(hskp24_type, type, hskp24: $o).
% 6.63/1.56  thf(hskp13_type, type, hskp13: $o).
% 6.63/1.56  thf(a2280_type, type, a2280: $i).
% 6.63/1.56  thf(hskp17_type, type, hskp17: $o).
% 6.63/1.56  thf(clause166, conjecture,
% 6.63/1.56    (~( ( hskp21 ) | ( hskp30 ) | ( c2_1 @ U ) | ( ~( ndr1_0 ) ) | 
% 6.63/1.56        ( ~( c3_1 @ U ) ) | ( ~( c1_1 @ U ) ) ))).
% 6.63/1.56  thf(zf_stmt_0, negated_conjecture,
% 6.63/1.56    (( hskp21 ) | ( hskp30 ) | ( c2_1 @ U ) | ( ~( ndr1_0 ) ) | 
% 6.63/1.56     ( ~( c3_1 @ U ) ) | ( ~( c1_1 @ U ) )),
% 6.63/1.56    inference('cnf.neg', [status(esa)], [clause166])).
% 6.63/1.56  thf(zip_derived_cl165, plain,
% 6.63/1.56      (![X0 : $i]:
% 6.63/1.56         ( (hskp21)
% 6.63/1.56          |  (hskp30)
% 6.63/1.56          |  (c2_1 @ X0)
% 6.63/1.56          | ~ (ndr1_0)
% 6.63/1.56          | ~ (c3_1 @ X0)
% 6.63/1.56          | ~ (c1_1 @ X0))),
% 6.63/1.56      inference('cnf', [status(esa)], [zf_stmt_0])).
% 6.63/1.56  thf(zip_derived_cl594, plain,
% 6.63/1.56      ((![X0 : $i]: ( (c2_1 @ X0) | ~ (c1_1 @ X0) | ~ (c3_1 @ X0)))
% 6.63/1.56         <= ((![X0 : $i]: ( (c2_1 @ X0) | ~ (c1_1 @ X0) | ~ (c3_1 @ X0))))),
% 6.63/1.56      inference('split', [status(esa)], [zip_derived_cl165])).
% 6.63/1.56  thf(clause89, conjecture, (~( ( c1_1 @ a2277 ) | ( ~( hskp1 ) ) ))).
% 6.63/1.56  thf(zf_stmt_1, negated_conjecture, (( c1_1 @ a2277 ) | ( ~( hskp1 ) )),
% 6.63/1.56    inference('cnf.neg', [status(esa)], [clause89])).
% 6.63/1.56  thf(zip_derived_cl88, plain, (( (c1_1 @ a2277) | ~ (hskp1))),
% 6.63/1.56      inference('cnf', [status(esa)], [zf_stmt_1])).
% 6.63/1.56  thf(zip_derived_cl390, plain, (( (c1_1 @ a2277)) <= (( (c1_1 @ a2277)))),
% 6.63/1.56      inference('split', [status(esa)], [zip_derived_cl88])).
% 6.63/1.56  thf(zip_derived_cl1139, plain,
% 6.63/1.56      (((~ (c3_1 @ a2277) |  (c2_1 @ a2277)))
% 6.63/1.56         <= (( (c1_1 @ a2277)) & 
% 6.63/1.56             (![X0 : $i]: ( (c2_1 @ X0) | ~ (c1_1 @ X0) | ~ (c3_1 @ X0))))),
% 6.63/1.56      inference('s_sup+', [status(thm)], [zip_derived_cl594, zip_derived_cl390])).
% 6.63/1.56  thf('0', plain,
% 6.63/1.56      (~ ( (c3_1 @ a2277)) | ( (c2_1 @ a2277)) | 
% 6.63/1.56       ~ (![X0 : $i]: ( (c2_1 @ X0) | ~ (c1_1 @ X0) | ~ (c3_1 @ X0))) | 
% 6.63/1.56       ~ ( (c1_1 @ a2277))),
% 6.63/1.56      inference('split', [status(esa)], [zip_derived_cl1139])).
% 6.63/1.56  thf(clause140, conjecture,
% 6.63/1.56    (~( ( hskp3 ) | ( hskp2 ) | ( c2_1 @ U ) | ( c1_1 @ U ) | ( c0_1 @ U ) | 
% 6.63/1.56        ( ~( ndr1_0 ) ) ))).
% 6.63/1.56  thf(zf_stmt_2, negated_conjecture,
% 6.63/1.56    (( hskp3 ) | ( hskp2 ) | ( c2_1 @ U ) | ( c1_1 @ U ) | ( c0_1 @ U ) | 
% 6.63/1.56     ( ~( ndr1_0 ) )),
% 6.63/1.56    inference('cnf.neg', [status(esa)], [clause140])).
% 6.63/1.56  thf(zip_derived_cl139, plain,
% 6.63/1.56      (![X0 : $i]:
% 6.63/1.56         ( (hskp3)
% 6.63/1.56          |  (hskp2)
% 6.63/1.56          |  (c2_1 @ X0)
% 6.63/1.56          |  (c1_1 @ X0)
% 6.63/1.56          |  (c0_1 @ X0)
% 6.63/1.56          | ~ (ndr1_0))),
% 6.63/1.56      inference('cnf', [status(esa)], [zf_stmt_2])).
% 6.63/1.56  thf(zip_derived_cl492, plain,
% 6.63/1.56      ((![X0 : $i]: ( (c2_1 @ X0) |  (c1_1 @ X0) |  (c0_1 @ X0)))
% 6.63/1.56         <= ((![X0 : $i]: ( (c2_1 @ X0) |  (c1_1 @ X0) |  (c0_1 @ X0))))),
% 6.63/1.56      inference('split', [status(esa)], [zip_derived_cl139])).
% 6.63/1.56  thf(clause131, conjecture, (~( ( ~( hskp5 ) ) | ( ~( c1_1 @ a2284 ) ) ))).
% 6.63/1.56  thf(zf_stmt_3, negated_conjecture, (( ~( hskp5 ) ) | ( ~( c1_1 @ a2284 ) )),
% 6.63/1.56    inference('cnf.neg', [status(esa)], [clause131])).
% 6.63/1.56  thf(zip_derived_cl130, plain, ((~ (hskp5) | ~ (c1_1 @ a2284))),
% 6.63/1.56      inference('cnf', [status(esa)], [zf_stmt_3])).
% 6.63/1.56  thf(zip_derived_cl474, plain, ((~ (c1_1 @ a2284)) <= (~ ( (c1_1 @ a2284)))),
% 6.63/1.56      inference('split', [status(esa)], [zip_derived_cl130])).
% 6.63/1.56  thf(zip_derived_cl1048, plain,
% 6.63/1.56      ((( (c0_1 @ a2284) |  (c2_1 @ a2284)))
% 6.63/1.56         <= (~ ( (c1_1 @ a2284)) & 
% 6.63/1.56             (![X0 : $i]: ( (c2_1 @ X0) |  (c1_1 @ X0) |  (c0_1 @ X0))))),
% 6.63/1.56      inference('s_sup-', [status(thm)], [zip_derived_cl492, zip_derived_cl474])).
% 6.63/1.56  thf('1', plain,
% 6.63/1.56      (~ (![X0 : $i]: ( (c2_1 @ X0) |  (c1_1 @ X0) |  (c0_1 @ X0))) | 
% 6.63/1.56       ( (c2_1 @ a2284)) | ( (c0_1 @ a2284)) | ( (c1_1 @ a2284))),
% 6.63/1.56      inference('split', [status(esa)], [zip_derived_cl1048])).
% 6.63/1.56  thf(clause182, conjecture,
% 6.63/1.56    (~( ( hskp1 ) | ( c1_1 @ V ) | ( c0_1 @ V ) | ( c2_1 @ U ) | 
% 6.63/1.56        ( ~( c2_1 @ V ) ) | ( ~( ndr1_0 ) ) | ( ~( c3_1 @ U ) ) | 
% 6.63/1.56        ( ~( c1_1 @ U ) ) ))).
% 6.63/1.56  thf(zf_stmt_4, negated_conjecture,
% 6.63/1.56    (( hskp1 ) | ( c1_1 @ V ) | ( c0_1 @ V ) | ( c2_1 @ U ) | 
% 6.63/1.56     ( ~( c2_1 @ V ) ) | ( ~( ndr1_0 ) ) | ( ~( c3_1 @ U ) ) | 
% 6.63/1.56     ( ~( c1_1 @ U ) )),
% 6.63/1.56    inference('cnf.neg', [status(esa)], [clause182])).
% 6.63/1.56  thf(zip_derived_cl181, plain,
% 6.63/1.56      (![X0 : $i, X1 : $i]:
% 6.63/1.56         ( (hskp1)
% 6.63/1.56          |  (c1_1 @ X0)
% 6.63/1.56          |  (c0_1 @ X0)
% 6.63/1.56          |  (c2_1 @ X1)
% 6.63/1.56          | ~ (c2_1 @ X0)
% 6.63/1.56          | ~ (ndr1_0)
% 6.63/1.56          | ~ (c3_1 @ X1)
% 6.63/1.56          | ~ (c1_1 @ X1))),
% 6.63/1.56      inference('cnf', [status(esa)], [zf_stmt_4])).
% 6.63/1.56  thf(zip_derived_cl659, plain,
% 6.63/1.56      ((![X0 : $i]: (~ (c2_1 @ X0) |  (c1_1 @ X0) |  (c0_1 @ X0)))
% 6.63/1.56         <= ((![X0 : $i]: (~ (c2_1 @ X0) |  (c1_1 @ X0) |  (c0_1 @ X0))))),
% 6.63/1.56      inference('split', [status(esa)], [zip_derived_cl181])).
% 6.63/1.56  thf(zip_derived_cl474, plain, ((~ (c1_1 @ a2284)) <= (~ ( (c1_1 @ a2284)))),
% 6.63/1.56      inference('split', [status(esa)], [zip_derived_cl130])).
% 6.63/1.56  thf(zip_derived_cl2087, plain,
% 6.63/1.56      ((( (c0_1 @ a2284) | ~ (c2_1 @ a2284)))
% 6.63/1.56         <= (~ ( (c1_1 @ a2284)) & 
% 6.63/1.56             (![X0 : $i]: (~ (c2_1 @ X0) |  (c1_1 @ X0) |  (c0_1 @ X0))))),
% 6.63/1.56      inference('s_sup-', [status(thm)], [zip_derived_cl659, zip_derived_cl474])).
% 6.63/1.56  thf('2', plain,
% 6.63/1.56      (~ ( (c2_1 @ a2284)) | 
% 6.63/1.56       ~ (![X0 : $i]: (~ (c2_1 @ X0) |  (c1_1 @ X0) |  (c0_1 @ X0))) | 
% 6.63/1.56       ( (c1_1 @ a2284)) | ( (c0_1 @ a2284))),
% 6.63/1.56      inference('split', [status(esa)], [zip_derived_cl2087])).
% 6.63/1.56  thf(clause130, conjecture, (~( ( ~( hskp5 ) ) | ( ~( c0_1 @ a2284 ) ) ))).
% 6.63/1.56  thf(zf_stmt_5, negated_conjecture, (( ~( hskp5 ) ) | ( ~( c0_1 @ a2284 ) )),
% 6.63/1.56    inference('cnf.neg', [status(esa)], [clause130])).
% 6.63/1.56  thf(zip_derived_cl129, plain, ((~ (hskp5) | ~ (c0_1 @ a2284))),
% 6.63/1.56      inference('cnf', [status(esa)], [zf_stmt_5])).
% 6.63/1.56  thf('3', plain, (~ ( (c0_1 @ a2284)) | ~ ( (hskp5))),
% 6.63/1.56      inference('split', [status(esa)], [zip_derived_cl129])).
% 6.63/1.56  thf('4', plain, (~ ( (c1_1 @ a2284)) | ~ ( (hskp5))),
% 6.63/1.56      inference('split', [status(esa)], [zip_derived_cl130])).
% 6.63/1.56  thf(clause178, conjecture,
% 6.63/1.56    (~( ( hskp5 ) | ( c3_1 @ V ) | ( c2_1 @ V ) | ( c0_1 @ V ) | 
% 6.63/1.56        ( c3_1 @ U ) | ( c1_1 @ U ) | ( ~( ndr1_0 ) ) | ( ~( c0_1 @ U ) ) ))).
% 6.63/1.56  thf(zf_stmt_6, negated_conjecture,
% 6.63/1.56    (( hskp5 ) | ( c3_1 @ V ) | ( c2_1 @ V ) | ( c0_1 @ V ) | ( c3_1 @ U ) | 
% 6.63/1.56     ( c1_1 @ U ) | ( ~( ndr1_0 ) ) | ( ~( c0_1 @ U ) )),
% 6.63/1.56    inference('cnf.neg', [status(esa)], [clause178])).
% 6.63/1.56  thf(zip_derived_cl177, plain,
% 6.63/1.56      (![X0 : $i, X1 : $i]:
% 6.63/1.56         ( (hskp5)
% 6.63/1.56          |  (c3_1 @ X0)
% 6.63/1.56          |  (c2_1 @ X0)
% 6.63/1.56          |  (c0_1 @ X0)
% 6.63/1.56          |  (c3_1 @ X1)
% 6.63/1.56          |  (c1_1 @ X1)
% 6.63/1.56          | ~ (ndr1_0)
% 6.63/1.56          | ~ (c0_1 @ X1))),
% 6.63/1.56      inference('cnf', [status(esa)], [zf_stmt_6])).
% 6.63/1.56  thf('5', plain,
% 6.63/1.56      (( (hskp5)) | 
% 6.63/1.56       (![X0 : $i]: ( (c1_1 @ X0) | ~ (c0_1 @ X0) |  (c3_1 @ X0))) | 
% 6.63/1.56       ~ ( (ndr1_0)) | 
% 6.63/1.56       (![X0 : $i]: ( (c2_1 @ X0) |  (c0_1 @ X0) |  (c3_1 @ X0)))),
% 6.63/1.56      inference('split', [status(esa)], [zip_derived_cl177])).
% 6.63/1.56  thf(clause151, conjecture,
% 6.63/1.56    (~( ( hskp14 ) | ( hskp1 ) | ( c3_1 @ U ) | ( c0_1 @ U ) | 
% 6.63/1.56        ( ~( ndr1_0 ) ) | ( ~( c1_1 @ U ) ) ))).
% 6.63/1.56  thf(zf_stmt_7, negated_conjecture,
% 6.63/1.56    (( hskp14 ) | ( hskp1 ) | ( c3_1 @ U ) | ( c0_1 @ U ) | ( ~( ndr1_0 ) ) | 
% 6.63/1.56     ( ~( c1_1 @ U ) )),
% 6.63/1.56    inference('cnf.neg', [status(esa)], [clause151])).
% 6.63/1.56  thf(zip_derived_cl150, plain,
% 6.63/1.56      (![X0 : $i]:
% 6.63/1.56         ( (hskp14)
% 6.63/1.56          |  (hskp1)
% 6.63/1.56          |  (c3_1 @ X0)
% 6.63/1.56          |  (c0_1 @ X0)
% 6.63/1.56          | ~ (ndr1_0)
% 6.63/1.56          | ~ (c1_1 @ X0))),
% 6.63/1.56      inference('cnf', [status(esa)], [zf_stmt_7])).
% 6.63/1.56  thf('6', plain,
% 6.63/1.56      (( (hskp14)) | 
% 6.63/1.56       (![X0 : $i]: (~ (c1_1 @ X0) |  (c0_1 @ X0) |  (c3_1 @ X0))) | 
% 6.63/1.56       ( (hskp1)) | ~ ( (ndr1_0))),
% 6.63/1.56      inference('split', [status(esa)], [zip_derived_cl150])).
% 6.63/1.56  thf(zip_derived_cl535, plain,
% 6.63/1.56      ((![X0 : $i]: (~ (c1_1 @ X0) |  (c0_1 @ X0) |  (c3_1 @ X0)))
% 6.63/1.56         <= ((![X0 : $i]: (~ (c1_1 @ X0) |  (c0_1 @ X0) |  (c3_1 @ X0))))),
% 6.63/1.56      inference('split', [status(esa)], [zip_derived_cl150])).
% 6.63/1.56  thf(clause68, conjecture, (~( ( c1_1 @ a2316 ) | ( ~( hskp19 ) ) ))).
% 6.63/1.56  thf(zf_stmt_8, negated_conjecture, (( c1_1 @ a2316 ) | ( ~( hskp19 ) )),
% 6.63/1.56    inference('cnf.neg', [status(esa)], [clause68])).
% 6.63/1.56  thf(zip_derived_cl67, plain, (( (c1_1 @ a2316) | ~ (hskp19))),
% 6.63/1.56      inference('cnf', [status(esa)], [zf_stmt_8])).
% 6.63/1.56  thf(zip_derived_cl348, plain, (( (c1_1 @ a2316)) <= (( (c1_1 @ a2316)))),
% 6.63/1.56      inference('split', [status(esa)], [zip_derived_cl67])).
% 6.63/1.56  thf(zip_derived_cl1777, plain,
% 6.63/1.56      ((( (c3_1 @ a2316) |  (c0_1 @ a2316)))
% 6.63/1.56         <= (( (c1_1 @ a2316)) & 
% 6.63/1.56             (![X0 : $i]: (~ (c1_1 @ X0) |  (c0_1 @ X0) |  (c3_1 @ X0))))),
% 6.63/1.56      inference('s_sup+', [status(thm)], [zip_derived_cl535, zip_derived_cl348])).
% 6.63/1.56  thf('7', plain,
% 6.63/1.56      (~ (![X0 : $i]: (~ (c1_1 @ X0) |  (c0_1 @ X0) |  (c3_1 @ X0))) | 
% 6.63/1.56       ~ ( (c1_1 @ a2316)) | ( (c3_1 @ a2316)) | ( (c0_1 @ a2316))),
% 6.63/1.56      inference('split', [status(esa)], [zip_derived_cl1777])).
% 6.63/1.56  thf(clause176, conjecture,
% 6.63/1.56    (~( ( hskp0 ) | ( c2_1 @ V ) | ( c1_1 @ V ) | ( c0_1 @ V ) | 
% 6.63/1.56        ( c1_1 @ U ) | ( c0_1 @ U ) | ( ~( ndr1_0 ) ) | ( ~( c3_1 @ U ) ) ))).
% 6.63/1.56  thf(zf_stmt_9, negated_conjecture,
% 6.63/1.56    (( hskp0 ) | ( c2_1 @ V ) | ( c1_1 @ V ) | ( c0_1 @ V ) | ( c1_1 @ U ) | 
% 6.63/1.56     ( c0_1 @ U ) | ( ~( ndr1_0 ) ) | ( ~( c3_1 @ U ) )),
% 6.63/1.56    inference('cnf.neg', [status(esa)], [clause176])).
% 6.63/1.56  thf(zip_derived_cl175, plain,
% 6.63/1.56      (![X0 : $i, X1 : $i]:
% 6.63/1.56         ( (hskp0)
% 6.63/1.56          |  (c2_1 @ X0)
% 6.63/1.56          |  (c1_1 @ X0)
% 6.63/1.56          |  (c0_1 @ X0)
% 6.63/1.56          |  (c1_1 @ X1)
% 6.63/1.56          |  (c0_1 @ X1)
% 6.63/1.56          | ~ (ndr1_0)
% 6.63/1.56          | ~ (c3_1 @ X1))),
% 6.63/1.56      inference('cnf', [status(esa)], [zf_stmt_9])).
% 6.63/1.56  thf('8', plain,
% 6.63/1.56      (( (hskp0)) | 
% 6.63/1.56       (![X0 : $i]: ( (c2_1 @ X0) |  (c1_1 @ X0) |  (c0_1 @ X0))) | 
% 6.63/1.56       ~ ( (ndr1_0)) | 
% 6.63/1.56       (![X0 : $i]: ( (c1_1 @ X0) |  (c0_1 @ X0) | ~ (c3_1 @ X0)))),
% 6.63/1.56      inference('split', [status(esa)], [zip_derived_cl175])).
% 6.63/1.56  thf(clause147, conjecture,
% 6.63/1.56    (~( ( hskp7 ) | ( hskp6 ) | ( c1_1 @ U ) | ( c0_1 @ U ) | 
% 6.63/1.56        ( ~( ndr1_0 ) ) | ( ~( c3_1 @ U ) ) ))).
% 6.63/1.56  thf(zf_stmt_10, negated_conjecture,
% 6.63/1.56    (( hskp7 ) | ( hskp6 ) | ( c1_1 @ U ) | ( c0_1 @ U ) | ( ~( ndr1_0 ) ) | 
% 6.63/1.56     ( ~( c3_1 @ U ) )),
% 6.63/1.56    inference('cnf.neg', [status(esa)], [clause147])).
% 6.63/1.56  thf(zip_derived_cl146, plain,
% 6.63/1.56      (![X0 : $i]:
% 6.63/1.56         ( (hskp7)
% 6.63/1.56          |  (hskp6)
% 6.63/1.56          |  (c1_1 @ X0)
% 6.63/1.56          |  (c0_1 @ X0)
% 6.63/1.56          | ~ (ndr1_0)
% 6.63/1.56          | ~ (c3_1 @ X0))),
% 6.63/1.56      inference('cnf', [status(esa)], [zf_stmt_10])).
% 6.63/1.56  thf(zip_derived_cl519, plain,
% 6.63/1.56      ((![X0 : $i]: ( (c1_1 @ X0) |  (c0_1 @ X0) | ~ (c3_1 @ X0)))
% 6.63/1.56         <= ((![X0 : $i]: ( (c1_1 @ X0) |  (c0_1 @ X0) | ~ (c3_1 @ X0))))),
% 6.63/1.56      inference('split', [status(esa)], [zip_derived_cl146])).
% 6.63/1.56  thf(clause103, conjecture, (~( ( ~( hskp20 ) ) | ( ~( c1_1 @ a2323 ) ) ))).
% 6.63/1.56  thf(zf_stmt_11, negated_conjecture,
% 6.63/1.56    (( ~( hskp20 ) ) | ( ~( c1_1 @ a2323 ) )),
% 6.63/1.56    inference('cnf.neg', [status(esa)], [clause103])).
% 6.63/1.56  thf(zip_derived_cl102, plain, ((~ (hskp20) | ~ (c1_1 @ a2323))),
% 6.63/1.56      inference('cnf', [status(esa)], [zf_stmt_11])).
% 6.63/1.56  thf(zip_derived_cl418, plain, ((~ (c1_1 @ a2323)) <= (~ ( (c1_1 @ a2323)))),
% 6.63/1.56      inference('split', [status(esa)], [zip_derived_cl102])).
% 6.63/1.56  thf(zip_derived_cl1465, plain,
% 6.63/1.56      (((~ (c3_1 @ a2323) |  (c0_1 @ a2323)))
% 6.63/1.56         <= (~ ( (c1_1 @ a2323)) & 
% 6.63/1.56             (![X0 : $i]: ( (c1_1 @ X0) |  (c0_1 @ X0) | ~ (c3_1 @ X0))))),
% 6.63/1.56      inference('s_sup-', [status(thm)], [zip_derived_cl519, zip_derived_cl418])).
% 6.63/1.56  thf('9', plain,
% 6.63/1.56      (~ (![X0 : $i]: ( (c1_1 @ X0) |  (c0_1 @ X0) | ~ (c3_1 @ X0))) | 
% 6.63/1.56       ( (c0_1 @ a2323)) | ( (c1_1 @ a2323)) | ~ ( (c3_1 @ a2323))),
% 6.63/1.56      inference('split', [status(esa)], [zip_derived_cl1465])).
% 6.63/1.56  thf(clause189, conjecture,
% 6.63/1.56    (~( ( hskp14 ) | ( c3_1 @ V ) | ( c2_1 @ V ) | ( c2_1 @ U ) | 
% 6.63/1.56        ( ~( c0_1 @ V ) ) | ( ~( ndr1_0 ) ) | ( ~( c1_1 @ U ) ) | 
% 6.63/1.56        ( ~( c0_1 @ U ) ) ))).
% 6.63/1.56  thf(zf_stmt_12, negated_conjecture,
% 6.63/1.56    (( hskp14 ) | ( c3_1 @ V ) | ( c2_1 @ V ) | ( c2_1 @ U ) | 
% 6.63/1.56     ( ~( c0_1 @ V ) ) | ( ~( ndr1_0 ) ) | ( ~( c1_1 @ U ) ) | 
% 6.63/1.56     ( ~( c0_1 @ U ) )),
% 6.63/1.56    inference('cnf.neg', [status(esa)], [clause189])).
% 6.63/1.56  thf(zip_derived_cl188, plain,
% 6.63/1.56      (![X0 : $i, X1 : $i]:
% 6.63/1.56         ( (hskp14)
% 6.63/1.56          |  (c3_1 @ X0)
% 6.63/1.56          |  (c2_1 @ X0)
% 6.63/1.56          |  (c2_1 @ X1)
% 6.63/1.56          | ~ (c0_1 @ X0)
% 6.63/1.56          | ~ (ndr1_0)
% 6.63/1.56          | ~ (c1_1 @ X1)
% 6.63/1.56          | ~ (c0_1 @ X1))),
% 6.63/1.56      inference('cnf', [status(esa)], [zf_stmt_12])).
% 6.63/1.56  thf(zip_derived_cl686, plain,
% 6.63/1.56      ((![X1 : $i]: (~ (c1_1 @ X1) | ~ (c0_1 @ X1) |  (c2_1 @ X1)))
% 6.63/1.56         <= ((![X1 : $i]: (~ (c1_1 @ X1) | ~ (c0_1 @ X1) |  (c2_1 @ X1))))),
% 6.63/1.56      inference('split', [status(esa)], [zip_derived_cl188])).
% 6.63/1.56  thf(zip_derived_cl348, plain, (( (c1_1 @ a2316)) <= (( (c1_1 @ a2316)))),
% 6.63/1.56      inference('split', [status(esa)], [zip_derived_cl67])).
% 6.63/1.56  thf(zip_derived_cl1312, plain,
% 6.63/1.56      ((( (c2_1 @ a2316) | ~ (c0_1 @ a2316)))
% 6.63/1.56         <= (( (c1_1 @ a2316)) & 
% 6.63/1.56             (![X1 : $i]: (~ (c1_1 @ X1) | ~ (c0_1 @ X1) |  (c2_1 @ X1))))),
% 6.63/1.56      inference('s_sup+', [status(thm)], [zip_derived_cl686, zip_derived_cl348])).
% 6.63/1.56  thf('10', plain,
% 6.63/1.56      (~ ( (c0_1 @ a2316)) | ( (c2_1 @ a2316)) | 
% 6.63/1.56       ~ (![X1 : $i]: (~ (c1_1 @ X1) | ~ (c0_1 @ X1) |  (c2_1 @ X1))) | 
% 6.63/1.56       ~ ( (c1_1 @ a2316))),
% 6.63/1.56      inference('split', [status(esa)], [zip_derived_cl1312])).
% 6.63/1.56  thf(clause146, conjecture,
% 6.63/1.56    (~( ( hskp12 ) | ( c3_1 @ U ) | ( c1_1 @ U ) | ( ~( ndr1_0 ) ) | 
% 6.63/1.56        ( ~( c0_1 @ U ) ) ))).
% 6.63/1.56  thf(zf_stmt_13, negated_conjecture,
% 6.63/1.56    (( hskp12 ) | ( c3_1 @ U ) | ( c1_1 @ U ) | ( ~( ndr1_0 ) ) | 
% 6.63/1.56     ( ~( c0_1 @ U ) )),
% 6.63/1.56    inference('cnf.neg', [status(esa)], [clause146])).
% 6.63/1.56  thf(zip_derived_cl145, plain,
% 6.63/1.56      (![X0 : $i]:
% 6.63/1.56         ( (hskp12) |  (c3_1 @ X0) |  (c1_1 @ X0) | ~ (ndr1_0) | ~ (c0_1 @ X0))),
% 6.63/1.56      inference('cnf', [status(esa)], [zf_stmt_13])).
% 6.63/1.56  thf(zip_derived_cl516, plain,
% 6.63/1.56      ((![X0 : $i]: ( (c1_1 @ X0) | ~ (c0_1 @ X0) |  (c3_1 @ X0)))
% 6.63/1.56         <= ((![X0 : $i]: ( (c1_1 @ X0) | ~ (c0_1 @ X0) |  (c3_1 @ X0))))),
% 6.63/1.56      inference('split', [status(esa)], [zip_derived_cl145])).
% 6.63/1.56  thf(clause120, conjecture, (~( ( ~( hskp11 ) ) | ( ~( c1_1 @ a2294 ) ) ))).
% 6.63/1.56  thf(zf_stmt_14, negated_conjecture,
% 6.63/1.56    (( ~( hskp11 ) ) | ( ~( c1_1 @ a2294 ) )),
% 6.63/1.56    inference('cnf.neg', [status(esa)], [clause120])).
% 6.63/1.56  thf(zip_derived_cl119, plain, ((~ (hskp11) | ~ (c1_1 @ a2294))),
% 6.63/1.56      inference('cnf', [status(esa)], [zf_stmt_14])).
% 6.63/1.56  thf(zip_derived_cl452, plain, ((~ (c1_1 @ a2294)) <= (~ ( (c1_1 @ a2294)))),
% 6.63/1.56      inference('split', [status(esa)], [zip_derived_cl119])).
% 6.63/1.56  thf(zip_derived_cl1414, plain,
% 6.63/1.56      ((( (c3_1 @ a2294) | ~ (c0_1 @ a2294)))
% 6.63/1.56         <= (~ ( (c1_1 @ a2294)) & 
% 6.63/1.56             (![X0 : $i]: ( (c1_1 @ X0) | ~ (c0_1 @ X0) |  (c3_1 @ X0))))),
% 6.63/1.56      inference('s_sup-', [status(thm)], [zip_derived_cl516, zip_derived_cl452])).
% 6.63/1.56  thf('11', plain,
% 6.63/1.56      (~ (![X0 : $i]: ( (c1_1 @ X0) | ~ (c0_1 @ X0) |  (c3_1 @ X0))) | 
% 6.63/1.56       ( (c3_1 @ a2294)) | ( (c1_1 @ a2294)) | ~ ( (c0_1 @ a2294))),
% 6.63/1.56      inference('split', [status(esa)], [zip_derived_cl1414])).
% 6.63/1.56  thf(clause149, conjecture,
% 6.63/1.56    (~( ( hskp8 ) | ( hskp28 ) | ( c2_1 @ U ) | ( c0_1 @ U ) | 
% 6.63/1.56        ( ~( ndr1_0 ) ) | ( ~( c1_1 @ U ) ) ))).
% 6.63/1.56  thf(zf_stmt_15, negated_conjecture,
% 6.63/1.56    (( hskp8 ) | ( hskp28 ) | ( c2_1 @ U ) | ( c0_1 @ U ) | ( ~( ndr1_0 ) ) | 
% 6.63/1.56     ( ~( c1_1 @ U ) )),
% 6.63/1.56    inference('cnf.neg', [status(esa)], [clause149])).
% 6.63/1.56  thf(zip_derived_cl148, plain,
% 6.63/1.56      (![X0 : $i]:
% 6.63/1.56         ( (hskp8)
% 6.63/1.56          |  (hskp28)
% 6.63/1.56          |  (c2_1 @ X0)
% 6.63/1.56          |  (c0_1 @ X0)
% 6.63/1.56          | ~ (ndr1_0)
% 6.63/1.56          | ~ (c1_1 @ X0))),
% 6.63/1.56      inference('cnf', [status(esa)], [zf_stmt_15])).
% 6.63/1.56  thf('12', plain,
% 6.63/1.56      (( (hskp8)) | ( (hskp28)) | ~ ( (ndr1_0)) | 
% 6.63/1.56       (![X0 : $i]: ( (c2_1 @ X0) | ~ (c1_1 @ X0) |  (c0_1 @ X0)))),
% 6.63/1.56      inference('split', [status(esa)], [zip_derived_cl148])).
% 6.63/1.56  thf(zip_derived_cl527, plain,
% 6.63/1.56      ((![X0 : $i]: ( (c2_1 @ X0) | ~ (c1_1 @ X0) |  (c0_1 @ X0)))
% 6.63/1.56         <= ((![X0 : $i]: ( (c2_1 @ X0) | ~ (c1_1 @ X0) |  (c0_1 @ X0))))),
% 6.63/1.56      inference('split', [status(esa)], [zip_derived_cl148])).
% 6.63/1.56  thf(zip_derived_cl348, plain, (( (c1_1 @ a2316)) <= (( (c1_1 @ a2316)))),
% 6.63/1.56      inference('split', [status(esa)], [zip_derived_cl67])).
% 6.63/1.56  thf(zip_derived_cl1613, plain,
% 6.63/1.56      ((( (c0_1 @ a2316) |  (c2_1 @ a2316)))
% 6.63/1.56         <= (( (c1_1 @ a2316)) & 
% 6.63/1.56             (![X0 : $i]: ( (c2_1 @ X0) | ~ (c1_1 @ X0) |  (c0_1 @ X0))))),
% 6.63/1.56      inference('s_sup+', [status(thm)], [zip_derived_cl527, zip_derived_cl348])).
% 6.63/1.56  thf('13', plain,
% 6.63/1.56      (~ (![X0 : $i]: ( (c2_1 @ X0) | ~ (c1_1 @ X0) |  (c0_1 @ X0))) | 
% 6.63/1.56       ~ ( (c1_1 @ a2316)) | ( (c2_1 @ a2316)) | ( (c0_1 @ a2316))),
% 6.63/1.56      inference('split', [status(esa)], [zip_derived_cl1613])).
% 6.63/1.56  thf(clause145, conjecture,
% 6.63/1.56    (~( ( hskp22 ) | ( hskp21 ) | ( c3_1 @ U ) | ( c2_1 @ U ) | ( c1_1 @ U ) | 
% 6.63/1.56        ( ~( ndr1_0 ) ) ))).
% 6.63/1.56  thf(zf_stmt_16, negated_conjecture,
% 6.63/1.56    (( hskp22 ) | ( hskp21 ) | ( c3_1 @ U ) | ( c2_1 @ U ) | ( c1_1 @ U ) | 
% 6.63/1.56     ( ~( ndr1_0 ) )),
% 6.63/1.56    inference('cnf.neg', [status(esa)], [clause145])).
% 6.63/1.56  thf(zip_derived_cl144, plain,
% 6.63/1.56      (![X0 : $i]:
% 6.63/1.56         ( (hskp22)
% 6.63/1.56          |  (hskp21)
% 6.63/1.56          |  (c3_1 @ X0)
% 6.63/1.56          |  (c2_1 @ X0)
% 6.63/1.56          |  (c1_1 @ X0)
% 6.63/1.56          | ~ (ndr1_0))),
% 6.63/1.56      inference('cnf', [status(esa)], [zf_stmt_16])).
% 6.63/1.56  thf(zip_derived_cl512, plain,
% 6.63/1.56      ((![X0 : $i]: ( (c2_1 @ X0) |  (c1_1 @ X0) |  (c3_1 @ X0)))
% 6.63/1.56         <= ((![X0 : $i]: ( (c2_1 @ X0) |  (c1_1 @ X0) |  (c3_1 @ X0))))),
% 6.63/1.56      inference('split', [status(esa)], [zip_derived_cl144])).
% 6.63/1.56  thf(zip_derived_cl452, plain, ((~ (c1_1 @ a2294)) <= (~ ( (c1_1 @ a2294)))),
% 6.63/1.56      inference('split', [status(esa)], [zip_derived_cl119])).
% 6.63/1.56  thf(zip_derived_cl1362, plain,
% 6.63/1.56      ((( (c3_1 @ a2294) |  (c2_1 @ a2294)))
% 6.63/1.56         <= (~ ( (c1_1 @ a2294)) & 
% 6.63/1.56             (![X0 : $i]: ( (c2_1 @ X0) |  (c1_1 @ X0) |  (c3_1 @ X0))))),
% 6.63/1.56      inference('s_sup-', [status(thm)], [zip_derived_cl512, zip_derived_cl452])).
% 6.63/1.56  thf('14', plain,
% 6.63/1.56      (~ (![X0 : $i]: ( (c2_1 @ X0) |  (c1_1 @ X0) |  (c3_1 @ X0))) | 
% 6.63/1.56       ( (c3_1 @ a2294)) | ( (c2_1 @ a2294)) | ( (c1_1 @ a2294))),
% 6.63/1.56      inference('split', [status(esa)], [zip_derived_cl1362])).
% 6.63/1.56  thf(clause180, conjecture,
% 6.63/1.56    (~( ( hskp11 ) | ( c3_1 @ V ) | ( c0_1 @ V ) | ( c3_1 @ U ) | 
% 6.63/1.56        ( c2_1 @ U ) | ( ~( c1_1 @ V ) ) | ( ~( ndr1_0 ) ) | ( ~( c0_1 @ U ) ) ))).
% 6.63/1.56  thf(zf_stmt_17, negated_conjecture,
% 6.63/1.56    (( hskp11 ) | ( c3_1 @ V ) | ( c0_1 @ V ) | ( c3_1 @ U ) | ( c2_1 @ U ) | 
% 6.63/1.56     ( ~( c1_1 @ V ) ) | ( ~( ndr1_0 ) ) | ( ~( c0_1 @ U ) )),
% 6.63/1.56    inference('cnf.neg', [status(esa)], [clause180])).
% 6.63/1.56  thf(zip_derived_cl179, plain,
% 6.63/1.56      (![X0 : $i, X1 : $i]:
% 6.63/1.56         ( (hskp11)
% 6.63/1.56          |  (c3_1 @ X0)
% 6.63/1.56          |  (c0_1 @ X0)
% 6.63/1.56          |  (c3_1 @ X1)
% 6.63/1.56          |  (c2_1 @ X1)
% 6.63/1.56          | ~ (c1_1 @ X0)
% 6.63/1.56          | ~ (ndr1_0)
% 6.63/1.56          | ~ (c0_1 @ X1))),
% 6.63/1.56      inference('cnf', [status(esa)], [zf_stmt_17])).
% 6.63/1.56  thf('15', plain,
% 6.63/1.56      (( (hskp11)) | 
% 6.63/1.56       (![X0 : $i]: (~ (c1_1 @ X0) |  (c0_1 @ X0) |  (c3_1 @ X0))) | 
% 6.63/1.56       ~ ( (ndr1_0)) | 
% 6.63/1.56       (![X0 : $i]: ( (c2_1 @ X0) | ~ (c0_1 @ X0) |  (c3_1 @ X0)))),
% 6.63/1.56      inference('split', [status(esa)], [zip_derived_cl179])).
% 6.63/1.56  thf(zip_derived_cl535, plain,
% 6.63/1.56      ((![X0 : $i]: (~ (c1_1 @ X0) |  (c0_1 @ X0) |  (c3_1 @ X0)))
% 6.63/1.56         <= ((![X0 : $i]: (~ (c1_1 @ X0) |  (c0_1 @ X0) |  (c3_1 @ X0))))),
% 6.63/1.56      inference('split', [status(esa)], [zip_derived_cl150])).
% 6.63/1.56  thf(clause65, conjecture, (~( ( c1_1 @ a2324 ) | ( ~( hskp21 ) ) ))).
% 6.63/1.56  thf(zf_stmt_18, negated_conjecture, (( c1_1 @ a2324 ) | ( ~( hskp21 ) )),
% 6.63/1.56    inference('cnf.neg', [status(esa)], [clause65])).
% 6.63/1.56  thf(zip_derived_cl64, plain, (( (c1_1 @ a2324) | ~ (hskp21))),
% 6.63/1.56      inference('cnf', [status(esa)], [zf_stmt_18])).
% 6.63/1.56  thf(zip_derived_cl342, plain, (( (c1_1 @ a2324)) <= (( (c1_1 @ a2324)))),
% 6.63/1.56      inference('split', [status(esa)], [zip_derived_cl64])).
% 6.63/1.56  thf(zip_derived_cl1776, plain,
% 6.63/1.56      ((( (c3_1 @ a2324) |  (c0_1 @ a2324)))
% 6.63/1.56         <= (( (c1_1 @ a2324)) & 
% 6.63/1.56             (![X0 : $i]: (~ (c1_1 @ X0) |  (c0_1 @ X0) |  (c3_1 @ X0))))),
% 6.63/1.56      inference('s_sup+', [status(thm)], [zip_derived_cl535, zip_derived_cl342])).
% 6.63/1.56  thf('16', plain,
% 6.63/1.56      (~ (![X0 : $i]: (~ (c1_1 @ X0) |  (c0_1 @ X0) |  (c3_1 @ X0))) | 
% 6.63/1.56       ~ ( (c1_1 @ a2324)) | ( (c0_1 @ a2324)) | ( (c3_1 @ a2324))),
% 6.63/1.56      inference('split', [status(esa)], [zip_derived_cl1776])).
% 6.63/1.56  thf(clause59, conjecture, (~( ( c0_1 @ a2342 ) | ( ~( hskp25 ) ) ))).
% 6.63/1.56  thf(zf_stmt_19, negated_conjecture, (( c0_1 @ a2342 ) | ( ~( hskp25 ) )),
% 6.63/1.56    inference('cnf.neg', [status(esa)], [clause59])).
% 6.63/1.56  thf(zip_derived_cl58, plain, (( (c0_1 @ a2342) | ~ (hskp25))),
% 6.63/1.56      inference('cnf', [status(esa)], [zf_stmt_19])).
% 6.63/1.56  thf('17', plain, (( (c0_1 @ a2342)) | ~ ( (hskp25))),
% 6.63/1.56      inference('split', [status(esa)], [zip_derived_cl58])).
% 6.63/1.56  thf(clause95, conjecture, (~( ( ~( hskp25 ) ) | ( ~( c2_1 @ a2342 ) ) ))).
% 6.63/1.56  thf(zf_stmt_20, negated_conjecture,
% 6.63/1.56    (( ~( hskp25 ) ) | ( ~( c2_1 @ a2342 ) )),
% 6.63/1.56    inference('cnf.neg', [status(esa)], [clause95])).
% 6.63/1.56  thf(zip_derived_cl94, plain, ((~ (hskp25) | ~ (c2_1 @ a2342))),
% 6.63/1.56      inference('cnf', [status(esa)], [zf_stmt_20])).
% 6.63/1.56  thf('18', plain, (~ ( (c2_1 @ a2342)) | ~ ( (hskp25))),
% 6.63/1.56      inference('split', [status(esa)], [zip_derived_cl94])).
% 6.63/1.56  thf(clause165, conjecture,
% 6.63/1.56    (~( ( hskp19 ) | ( hskp12 ) | ( c2_1 @ U ) | ( ~( ndr1_0 ) ) | 
% 6.63/1.56        ( ~( c3_1 @ U ) ) | ( ~( c0_1 @ U ) ) ))).
% 6.63/1.56  thf(zf_stmt_21, negated_conjecture,
% 6.63/1.56    (( hskp19 ) | ( hskp12 ) | ( c2_1 @ U ) | ( ~( ndr1_0 ) ) | 
% 6.63/1.56     ( ~( c3_1 @ U ) ) | ( ~( c0_1 @ U ) )),
% 6.63/1.56    inference('cnf.neg', [status(esa)], [clause165])).
% 6.63/1.56  thf(zip_derived_cl164, plain,
% 6.63/1.56      (![X0 : $i]:
% 6.63/1.56         ( (hskp19)
% 6.63/1.56          |  (hskp12)
% 6.63/1.56          |  (c2_1 @ X0)
% 6.63/1.56          | ~ (ndr1_0)
% 6.63/1.56          | ~ (c3_1 @ X0)
% 6.63/1.56          | ~ (c0_1 @ X0))),
% 6.63/1.56      inference('cnf', [status(esa)], [zf_stmt_21])).
% 6.63/1.56  thf(zip_derived_cl590, plain,
% 6.63/1.56      ((![X0 : $i]: ( (c2_1 @ X0) | ~ (c0_1 @ X0) | ~ (c3_1 @ X0)))
% 6.63/1.56         <= ((![X0 : $i]: ( (c2_1 @ X0) | ~ (c0_1 @ X0) | ~ (c3_1 @ X0))))),
% 6.63/1.56      inference('split', [status(esa)], [zip_derived_cl164])).
% 6.63/1.56  thf(zip_derived_cl402, plain, ((~ (c2_1 @ a2342)) <= (~ ( (c2_1 @ a2342)))),
% 6.63/1.56      inference('split', [status(esa)], [zip_derived_cl94])).
% 6.63/1.56  thf(zip_derived_cl1653, plain,
% 6.63/1.56      (((~ (c3_1 @ a2342) | ~ (c0_1 @ a2342)))
% 6.63/1.56         <= (~ ( (c2_1 @ a2342)) & 
% 6.63/1.56             (![X0 : $i]: ( (c2_1 @ X0) | ~ (c0_1 @ X0) | ~ (c3_1 @ X0))))),
% 6.63/1.56      inference('s_sup-', [status(thm)], [zip_derived_cl590, zip_derived_cl402])).
% 6.63/1.56  thf('19', plain,
% 6.63/1.56      (~ (![X0 : $i]: ( (c2_1 @ X0) | ~ (c0_1 @ X0) | ~ (c3_1 @ X0))) | 
% 6.63/1.56       ~ ( (c0_1 @ a2342)) | ( (c2_1 @ a2342)) | ~ ( (c3_1 @ a2342))),
% 6.63/1.56      inference('split', [status(esa)], [zip_derived_cl1653])).
% 6.63/1.56  thf(clause60, conjecture, (~( ( c3_1 @ a2342 ) | ( ~( hskp25 ) ) ))).
% 6.63/1.56  thf(zf_stmt_22, negated_conjecture, (( c3_1 @ a2342 ) | ( ~( hskp25 ) )),
% 6.63/1.56    inference('cnf.neg', [status(esa)], [clause60])).
% 6.63/1.56  thf(zip_derived_cl59, plain, (( (c3_1 @ a2342) | ~ (hskp25))),
% 6.63/1.56      inference('cnf', [status(esa)], [zf_stmt_22])).
% 6.63/1.56  thf('20', plain, (( (c3_1 @ a2342)) | ~ ( (hskp25))),
% 6.63/1.56      inference('split', [status(esa)], [zip_derived_cl59])).
% 6.63/1.56  thf(clause155, conjecture,
% 6.63/1.56    (~( ( hskp25 ) | ( hskp24 ) | ( c3_1 @ U ) | ( c2_1 @ U ) | 
% 6.63/1.56        ( ~( ndr1_0 ) ) | ( ~( c0_1 @ U ) ) ))).
% 6.63/1.56  thf(zf_stmt_23, negated_conjecture,
% 6.63/1.56    (( hskp25 ) | ( hskp24 ) | ( c3_1 @ U ) | ( c2_1 @ U ) | ( ~( ndr1_0 ) ) | 
% 6.63/1.56     ( ~( c0_1 @ U ) )),
% 6.63/1.56    inference('cnf.neg', [status(esa)], [clause155])).
% 6.63/1.56  thf(zip_derived_cl154, plain,
% 6.63/1.56      (![X0 : $i]:
% 6.63/1.56         ( (hskp25)
% 6.63/1.56          |  (hskp24)
% 6.63/1.56          |  (c3_1 @ X0)
% 6.63/1.56          |  (c2_1 @ X0)
% 6.63/1.56          | ~ (ndr1_0)
% 6.63/1.56          | ~ (c0_1 @ X0))),
% 6.63/1.56      inference('cnf', [status(esa)], [zf_stmt_23])).
% 6.63/1.56  thf('21', plain,
% 6.63/1.56      (( (hskp25)) | ( (hskp24)) | ~ ( (ndr1_0)) | 
% 6.63/1.56       (![X0 : $i]: ( (c2_1 @ X0) | ~ (c0_1 @ X0) |  (c3_1 @ X0)))),
% 6.63/1.56      inference('split', [status(esa)], [zip_derived_cl154])).
% 6.63/1.56  thf(zip_derived_cl516, plain,
% 6.63/1.56      ((![X0 : $i]: ( (c1_1 @ X0) | ~ (c0_1 @ X0) |  (c3_1 @ X0)))
% 6.63/1.56         <= ((![X0 : $i]: ( (c1_1 @ X0) | ~ (c0_1 @ X0) |  (c3_1 @ X0))))),
% 6.63/1.56      inference('split', [status(esa)], [zip_derived_cl145])).
% 6.63/1.56  thf(clause108, conjecture, (~( ( ~( hskp17 ) ) | ( ~( c1_1 @ a2306 ) ) ))).
% 6.63/1.56  thf(zf_stmt_24, negated_conjecture,
% 6.63/1.56    (( ~( hskp17 ) ) | ( ~( c1_1 @ a2306 ) )),
% 6.63/1.56    inference('cnf.neg', [status(esa)], [clause108])).
% 6.63/1.56  thf(zip_derived_cl107, plain, ((~ (hskp17) | ~ (c1_1 @ a2306))),
% 6.63/1.56      inference('cnf', [status(esa)], [zf_stmt_24])).
% 6.63/1.56  thf(zip_derived_cl428, plain, ((~ (c1_1 @ a2306)) <= (~ ( (c1_1 @ a2306)))),
% 6.63/1.56      inference('split', [status(esa)], [zip_derived_cl107])).
% 6.63/1.56  thf(zip_derived_cl1416, plain,
% 6.63/1.56      ((( (c3_1 @ a2306) | ~ (c0_1 @ a2306)))
% 6.63/1.56         <= (~ ( (c1_1 @ a2306)) & 
% 6.63/1.56             (![X0 : $i]: ( (c1_1 @ X0) | ~ (c0_1 @ X0) |  (c3_1 @ X0))))),
% 6.63/1.56      inference('s_sup-', [status(thm)], [zip_derived_cl516, zip_derived_cl428])).
% 6.63/1.56  thf('22', plain,
% 6.63/1.56      (~ ( (c0_1 @ a2306)) | ( (c1_1 @ a2306)) | 
% 6.63/1.56       ~ (![X0 : $i]: ( (c1_1 @ X0) | ~ (c0_1 @ X0) |  (c3_1 @ X0))) | 
% 6.63/1.56       ( (c3_1 @ a2306))),
% 6.63/1.56      inference('split', [status(esa)], [zip_derived_cl1416])).
% 6.63/1.56  thf(clause184, conjecture,
% 6.63/1.56    (~( ( hskp17 ) | ( c0_1 @ V ) | ( c3_1 @ U ) | ( c2_1 @ U ) | 
% 6.63/1.56        ( ~( c2_1 @ V ) ) | ( ~( c1_1 @ V ) ) | ( ~( ndr1_0 ) ) | 
% 6.63/1.56        ( ~( c1_1 @ U ) ) ))).
% 6.63/1.56  thf(zf_stmt_25, negated_conjecture,
% 6.63/1.56    (( hskp17 ) | ( c0_1 @ V ) | ( c3_1 @ U ) | ( c2_1 @ U ) | 
% 6.63/1.56     ( ~( c2_1 @ V ) ) | ( ~( c1_1 @ V ) ) | ( ~( ndr1_0 ) ) | 
% 6.63/1.56     ( ~( c1_1 @ U ) )),
% 6.63/1.56    inference('cnf.neg', [status(esa)], [clause184])).
% 6.63/1.56  thf(zip_derived_cl183, plain,
% 6.63/1.56      (![X0 : $i, X1 : $i]:
% 6.63/1.56         ( (hskp17)
% 6.63/1.56          |  (c0_1 @ X0)
% 6.63/1.56          |  (c3_1 @ X1)
% 6.63/1.56          |  (c2_1 @ X1)
% 6.63/1.56          | ~ (c2_1 @ X0)
% 6.63/1.56          | ~ (c1_1 @ X0)
% 6.63/1.56          | ~ (ndr1_0)
% 6.63/1.56          | ~ (c1_1 @ X1))),
% 6.63/1.56      inference('cnf', [status(esa)], [zf_stmt_25])).
% 6.63/1.56  thf('23', plain,
% 6.63/1.56      (( (hskp17)) | 
% 6.63/1.56       (![X0 : $i]: (~ (c2_1 @ X0) | ~ (c1_1 @ X0) |  (c0_1 @ X0))) | 
% 6.63/1.56       (![X1 : $i]: (~ (c1_1 @ X1) |  (c3_1 @ X1) |  (c2_1 @ X1))) | 
% 6.63/1.56       ~ ( (ndr1_0))),
% 6.63/1.56      inference('split', [status(esa)], [zip_derived_cl183])).
% 6.63/1.56  thf(zip_derived_cl666, plain,
% 6.63/1.56      ((![X1 : $i]: (~ (c1_1 @ X1) |  (c3_1 @ X1) |  (c2_1 @ X1)))
% 6.63/1.56         <= ((![X1 : $i]: (~ (c1_1 @ X1) |  (c3_1 @ X1) |  (c2_1 @ X1))))),
% 6.63/1.56      inference('split', [status(esa)], [zip_derived_cl183])).
% 6.63/1.56  thf(zip_derived_cl348, plain, (( (c1_1 @ a2316)) <= (( (c1_1 @ a2316)))),
% 6.63/1.56      inference('split', [status(esa)], [zip_derived_cl67])).
% 6.63/1.56  thf(zip_derived_cl1874, plain,
% 6.63/1.56      ((( (c2_1 @ a2316) |  (c3_1 @ a2316)))
% 6.63/1.56         <= (( (c1_1 @ a2316)) & 
% 6.63/1.56             (![X1 : $i]: (~ (c1_1 @ X1) |  (c3_1 @ X1) |  (c2_1 @ X1))))),
% 6.63/1.56      inference('s_sup+', [status(thm)], [zip_derived_cl666, zip_derived_cl348])).
% 6.63/1.56  thf('24', plain,
% 6.63/1.56      (~ (![X1 : $i]: (~ (c1_1 @ X1) |  (c3_1 @ X1) |  (c2_1 @ X1))) | 
% 6.63/1.56       ~ ( (c1_1 @ a2316)) | ( (c2_1 @ a2316)) | ( (c3_1 @ a2316))),
% 6.63/1.56      inference('split', [status(esa)], [zip_derived_cl1874])).
% 6.63/1.56  thf(clause161, conjecture,
% 6.63/1.56    (~( ( hskp4 ) | ( hskp19 ) | ( c1_1 @ U ) | ( ~( ndr1_0 ) ) | 
% 6.63/1.56        ( ~( c3_1 @ U ) ) | ( ~( c0_1 @ U ) ) ))).
% 6.63/1.56  thf(zf_stmt_26, negated_conjecture,
% 6.63/1.56    (( hskp4 ) | ( hskp19 ) | ( c1_1 @ U ) | ( ~( ndr1_0 ) ) | 
% 6.63/1.56     ( ~( c3_1 @ U ) ) | ( ~( c0_1 @ U ) )),
% 6.63/1.56    inference('cnf.neg', [status(esa)], [clause161])).
% 6.63/1.56  thf(zip_derived_cl160, plain,
% 6.63/1.56      (![X0 : $i]:
% 6.63/1.56         ( (hskp4)
% 6.63/1.56          |  (hskp19)
% 6.63/1.56          |  (c1_1 @ X0)
% 6.63/1.56          | ~ (ndr1_0)
% 6.63/1.56          | ~ (c3_1 @ X0)
% 6.63/1.56          | ~ (c0_1 @ X0))),
% 6.63/1.56      inference('cnf', [status(esa)], [zf_stmt_26])).
% 6.63/1.56  thf(zip_derived_cl574, plain,
% 6.63/1.56      ((![X0 : $i]: ( (c1_1 @ X0) | ~ (c0_1 @ X0) | ~ (c3_1 @ X0)))
% 6.63/1.56         <= ((![X0 : $i]: ( (c1_1 @ X0) | ~ (c0_1 @ X0) | ~ (c3_1 @ X0))))),
% 6.63/1.56      inference('split', [status(esa)], [zip_derived_cl160])).
% 6.63/1.56  thf(zip_derived_cl418, plain, ((~ (c1_1 @ a2323)) <= (~ ( (c1_1 @ a2323)))),
% 6.63/1.56      inference('split', [status(esa)], [zip_derived_cl102])).
% 6.63/1.56  thf(zip_derived_cl1521, plain,
% 6.63/1.56      (((~ (c3_1 @ a2323) | ~ (c0_1 @ a2323)))
% 6.63/1.56         <= (~ ( (c1_1 @ a2323)) & 
% 6.63/1.56             (![X0 : $i]: ( (c1_1 @ X0) | ~ (c0_1 @ X0) | ~ (c3_1 @ X0))))),
% 6.63/1.56      inference('s_sup-', [status(thm)], [zip_derived_cl574, zip_derived_cl418])).
% 6.63/1.56  thf('25', plain,
% 6.63/1.56      (~ ( (c0_1 @ a2323)) | ( (c1_1 @ a2323)) | 
% 6.63/1.56       ~ (![X0 : $i]: ( (c1_1 @ X0) | ~ (c0_1 @ X0) | ~ (c3_1 @ X0))) | 
% 6.63/1.56       ~ ( (c3_1 @ a2323))),
% 6.63/1.56      inference('split', [status(esa)], [zip_derived_cl1521])).
% 6.63/1.56  thf(zip_derived_cl574, plain,
% 6.63/1.56      ((![X0 : $i]: ( (c1_1 @ X0) | ~ (c0_1 @ X0) | ~ (c3_1 @ X0)))
% 6.63/1.56         <= ((![X0 : $i]: ( (c1_1 @ X0) | ~ (c0_1 @ X0) | ~ (c3_1 @ X0))))),
% 6.63/1.56      inference('split', [status(esa)], [zip_derived_cl160])).
% 6.63/1.56  thf(clause106, conjecture, (~( ( ~( hskp18 ) ) | ( ~( c1_1 @ a2308 ) ) ))).
% 6.63/1.56  thf(zf_stmt_27, negated_conjecture,
% 6.63/1.56    (( ~( hskp18 ) ) | ( ~( c1_1 @ a2308 ) )),
% 6.63/1.56    inference('cnf.neg', [status(esa)], [clause106])).
% 6.63/1.56  thf(zip_derived_cl105, plain, ((~ (hskp18) | ~ (c1_1 @ a2308))),
% 6.63/1.56      inference('cnf', [status(esa)], [zf_stmt_27])).
% 6.63/1.56  thf(zip_derived_cl424, plain, ((~ (c1_1 @ a2308)) <= (~ ( (c1_1 @ a2308)))),
% 6.63/1.56      inference('split', [status(esa)], [zip_derived_cl105])).
% 6.63/1.56  thf(zip_derived_cl1522, plain,
% 6.63/1.56      (((~ (c3_1 @ a2308) | ~ (c0_1 @ a2308)))
% 6.63/1.56         <= (~ ( (c1_1 @ a2308)) & 
% 6.63/1.56             (![X0 : $i]: ( (c1_1 @ X0) | ~ (c0_1 @ X0) | ~ (c3_1 @ X0))))),
% 6.63/1.56      inference('s_sup-', [status(thm)], [zip_derived_cl574, zip_derived_cl424])).
% 6.63/1.56  thf('26', plain,
% 6.63/1.56      (~ ( (c0_1 @ a2308)) | ~ ( (c3_1 @ a2308)) | 
% 6.63/1.56       ~ (![X0 : $i]: ( (c1_1 @ X0) | ~ (c0_1 @ X0) | ~ (c3_1 @ X0))) | 
% 6.63/1.56       ( (c1_1 @ a2308))),
% 6.63/1.56      inference('split', [status(esa)], [zip_derived_cl1522])).
% 6.63/1.56  thf(clause150, conjecture,
% 6.63/1.56    (~( ( hskp13 ) | ( hskp4 ) | ( c2_1 @ U ) | ( c0_1 @ U ) | 
% 6.63/1.56        ( ~( ndr1_0 ) ) | ( ~( c3_1 @ U ) ) ))).
% 6.63/1.56  thf(zf_stmt_28, negated_conjecture,
% 6.63/1.56    (( hskp13 ) | ( hskp4 ) | ( c2_1 @ U ) | ( c0_1 @ U ) | ( ~( ndr1_0 ) ) | 
% 6.63/1.56     ( ~( c3_1 @ U ) )),
% 6.63/1.56    inference('cnf.neg', [status(esa)], [clause150])).
% 6.63/1.56  thf(zip_derived_cl149, plain,
% 6.63/1.56      (![X0 : $i]:
% 6.63/1.56         ( (hskp13)
% 6.63/1.56          |  (hskp4)
% 6.63/1.56          |  (c2_1 @ X0)
% 6.63/1.56          |  (c0_1 @ X0)
% 6.63/1.56          | ~ (ndr1_0)
% 6.63/1.56          | ~ (c3_1 @ X0))),
% 6.63/1.56      inference('cnf', [status(esa)], [zf_stmt_28])).
% 6.63/1.56  thf(zip_derived_cl531, plain,
% 6.63/1.56      ((![X0 : $i]: ( (c2_1 @ X0) |  (c0_1 @ X0) | ~ (c3_1 @ X0)))
% 6.63/1.56         <= ((![X0 : $i]: ( (c2_1 @ X0) |  (c0_1 @ X0) | ~ (c3_1 @ X0))))),
% 6.63/1.56      inference('split', [status(esa)], [zip_derived_cl149])).
% 6.63/1.56  thf(clause107, conjecture, (~( ( ~( hskp18 ) ) | ( ~( c2_1 @ a2308 ) ) ))).
% 6.63/1.56  thf(zf_stmt_29, negated_conjecture,
% 6.63/1.56    (( ~( hskp18 ) ) | ( ~( c2_1 @ a2308 ) )),
% 6.63/1.56    inference('cnf.neg', [status(esa)], [clause107])).
% 6.63/1.56  thf(zip_derived_cl106, plain, ((~ (hskp18) | ~ (c2_1 @ a2308))),
% 6.63/1.56      inference('cnf', [status(esa)], [zf_stmt_29])).
% 6.63/1.56  thf(zip_derived_cl426, plain, ((~ (c2_1 @ a2308)) <= (~ ( (c2_1 @ a2308)))),
% 6.63/1.56      inference('split', [status(esa)], [zip_derived_cl106])).
% 6.63/1.56  thf(zip_derived_cl1737, plain,
% 6.63/1.56      (((~ (c3_1 @ a2308) |  (c0_1 @ a2308)))
% 6.63/1.56         <= (~ ( (c2_1 @ a2308)) & 
% 6.63/1.56             (![X0 : $i]: ( (c2_1 @ X0) |  (c0_1 @ X0) | ~ (c3_1 @ X0))))),
% 6.63/1.56      inference('s_sup-', [status(thm)], [zip_derived_cl531, zip_derived_cl426])).
% 6.63/1.56  thf('27', plain,
% 6.63/1.56      (( (c0_1 @ a2308)) | ( (c2_1 @ a2308)) | 
% 6.63/1.56       ~ (![X0 : $i]: ( (c2_1 @ X0) |  (c0_1 @ X0) | ~ (c3_1 @ X0))) | 
% 6.63/1.56       ~ ( (c3_1 @ a2308))),
% 6.63/1.56      inference('split', [status(esa)], [zip_derived_cl1737])).
% 6.63/1.56  thf('28', plain,
% 6.63/1.56      (( (hskp19)) | ( (hskp12)) | ~ ( (ndr1_0)) | 
% 6.63/1.56       (![X0 : $i]: ( (c2_1 @ X0) | ~ (c0_1 @ X0) | ~ (c3_1 @ X0)))),
% 6.63/1.56      inference('split', [status(esa)], [zip_derived_cl164])).
% 6.63/1.56  thf(zip_derived_cl590, plain,
% 6.63/1.56      ((![X0 : $i]: ( (c2_1 @ X0) | ~ (c0_1 @ X0) | ~ (c3_1 @ X0)))
% 6.63/1.56         <= ((![X0 : $i]: ( (c2_1 @ X0) | ~ (c0_1 @ X0) | ~ (c3_1 @ X0))))),
% 6.63/1.56      inference('split', [status(esa)], [zip_derived_cl164])).
% 6.63/1.56  thf(zip_derived_cl426, plain, ((~ (c2_1 @ a2308)) <= (~ ( (c2_1 @ a2308)))),
% 6.63/1.56      inference('split', [status(esa)], [zip_derived_cl106])).
% 6.63/1.56  thf(zip_derived_cl1657, plain,
% 6.63/1.56      (((~ (c3_1 @ a2308) | ~ (c0_1 @ a2308)))
% 6.63/1.56         <= (~ ( (c2_1 @ a2308)) & 
% 6.63/1.56             (![X0 : $i]: ( (c2_1 @ X0) | ~ (c0_1 @ X0) | ~ (c3_1 @ X0))))),
% 6.63/1.56      inference('s_sup-', [status(thm)], [zip_derived_cl590, zip_derived_cl426])).
% 6.63/1.56  thf('29', plain,
% 6.63/1.56      (~ (![X0 : $i]: ( (c2_1 @ X0) | ~ (c0_1 @ X0) | ~ (c3_1 @ X0))) | 
% 6.63/1.56       ~ ( (c0_1 @ a2308)) | ~ ( (c3_1 @ a2308)) | ( (c2_1 @ a2308))),
% 6.63/1.56      inference('split', [status(esa)], [zip_derived_cl1657])).
% 6.63/1.56  thf(zip_derived_cl492, plain,
% 6.63/1.56      ((![X0 : $i]: ( (c2_1 @ X0) |  (c1_1 @ X0) |  (c0_1 @ X0)))
% 6.63/1.56         <= ((![X0 : $i]: ( (c2_1 @ X0) |  (c1_1 @ X0) |  (c0_1 @ X0))))),
% 6.63/1.56      inference('split', [status(esa)], [zip_derived_cl139])).
% 6.63/1.56  thf(zip_derived_cl424, plain, ((~ (c1_1 @ a2308)) <= (~ ( (c1_1 @ a2308)))),
% 6.63/1.56      inference('split', [status(esa)], [zip_derived_cl105])).
% 6.63/1.56  thf(zip_derived_cl1041, plain,
% 6.63/1.56      ((( (c0_1 @ a2308) |  (c2_1 @ a2308)))
% 6.63/1.56         <= (~ ( (c1_1 @ a2308)) & 
% 6.63/1.56             (![X0 : $i]: ( (c2_1 @ X0) |  (c1_1 @ X0) |  (c0_1 @ X0))))),
% 6.63/1.56      inference('s_sup-', [status(thm)], [zip_derived_cl492, zip_derived_cl424])).
% 6.63/1.56  thf('30', plain,
% 6.63/1.56      (( (c0_1 @ a2308)) | ( (c2_1 @ a2308)) | 
% 6.63/1.56       ~ (![X0 : $i]: ( (c2_1 @ X0) |  (c1_1 @ X0) |  (c0_1 @ X0))) | 
% 6.63/1.56       ( (c1_1 @ a2308))),
% 6.63/1.56      inference('split', [status(esa)], [zip_derived_cl1041])).
% 6.63/1.56  thf(clause69, conjecture, (~( ( c3_1 @ a2308 ) | ( ~( hskp18 ) ) ))).
% 6.63/1.56  thf(zf_stmt_30, negated_conjecture, (( c3_1 @ a2308 ) | ( ~( hskp18 ) )),
% 6.63/1.56    inference('cnf.neg', [status(esa)], [clause69])).
% 6.63/1.56  thf(zip_derived_cl68, plain, (( (c3_1 @ a2308) | ~ (hskp18))),
% 6.63/1.56      inference('cnf', [status(esa)], [zf_stmt_30])).
% 6.63/1.56  thf('31', plain, (( (c3_1 @ a2308)) | ~ ( (hskp18))),
% 6.63/1.56      inference('split', [status(esa)], [zip_derived_cl68])).
% 6.63/1.56  thf('32', plain, (~ ( (c1_1 @ a2308)) | ~ ( (hskp18))),
% 6.63/1.56      inference('split', [status(esa)], [zip_derived_cl105])).
% 6.63/1.56  thf('33', plain, (~ ( (c2_1 @ a2308)) | ~ ( (hskp18))),
% 6.63/1.56      inference('split', [status(esa)], [zip_derived_cl106])).
% 6.63/1.56  thf(clause197, conjecture,
% 6.63/1.56    (~( ( hskp18 ) | ( c0_1 @ V ) | ( ~( c2_1 @ V ) ) | ( ~( c1_1 @ V ) ) | 
% 6.63/1.56        ( ~( ndr1_0 ) ) | ( ~( c3_1 @ U ) ) | ( ~( c2_1 @ U ) ) | 
% 6.63/1.56        ( ~( c0_1 @ U ) ) ))).
% 6.63/1.56  thf(zf_stmt_31, negated_conjecture,
% 6.63/1.56    (( hskp18 ) | ( c0_1 @ V ) | ( ~( c2_1 @ V ) ) | ( ~( c1_1 @ V ) ) | 
% 6.63/1.56     ( ~( ndr1_0 ) ) | ( ~( c3_1 @ U ) ) | ( ~( c2_1 @ U ) ) | 
% 6.63/1.56     ( ~( c0_1 @ U ) )),
% 6.63/1.56    inference('cnf.neg', [status(esa)], [clause197])).
% 6.63/1.56  thf(zip_derived_cl196, plain,
% 6.63/1.56      (![X0 : $i, X1 : $i]:
% 6.63/1.56         ( (hskp18)
% 6.63/1.56          |  (c0_1 @ X0)
% 6.63/1.56          | ~ (c2_1 @ X0)
% 6.63/1.56          | ~ (c1_1 @ X0)
% 6.63/1.56          | ~ (ndr1_0)
% 6.63/1.56          | ~ (c3_1 @ X1)
% 6.63/1.56          | ~ (c2_1 @ X1)
% 6.63/1.56          | ~ (c0_1 @ X1))),
% 6.63/1.56      inference('cnf', [status(esa)], [zf_stmt_31])).
% 6.63/1.56  thf('34', plain,
% 6.63/1.56      (( (hskp18)) | 
% 6.63/1.56       (![X0 : $i]: (~ (c2_1 @ X0) | ~ (c1_1 @ X0) |  (c0_1 @ X0))) | 
% 6.63/1.56       (![X1 : $i]: (~ (c0_1 @ X1) | ~ (c3_1 @ X1) | ~ (c2_1 @ X1))) | 
% 6.63/1.56       ~ ( (ndr1_0))),
% 6.63/1.56      inference('split', [status(esa)], [zip_derived_cl196])).
% 6.63/1.56  thf(zip_derived_cl659, plain,
% 6.63/1.56      ((![X0 : $i]: (~ (c2_1 @ X0) |  (c1_1 @ X0) |  (c0_1 @ X0)))
% 6.63/1.56         <= ((![X0 : $i]: (~ (c2_1 @ X0) |  (c1_1 @ X0) |  (c0_1 @ X0))))),
% 6.63/1.56      inference('split', [status(esa)], [zip_derived_cl181])).
% 6.63/1.56  thf(clause116, conjecture, (~( ( ~( hskp13 ) ) | ( ~( c1_1 @ a2299 ) ) ))).
% 6.63/1.56  thf(zf_stmt_32, negated_conjecture,
% 6.63/1.56    (( ~( hskp13 ) ) | ( ~( c1_1 @ a2299 ) )),
% 6.63/1.56    inference('cnf.neg', [status(esa)], [clause116])).
% 6.63/1.56  thf(zip_derived_cl115, plain, ((~ (hskp13) | ~ (c1_1 @ a2299))),
% 6.63/1.56      inference('cnf', [status(esa)], [zf_stmt_32])).
% 6.63/1.56  thf(zip_derived_cl444, plain, ((~ (c1_1 @ a2299)) <= (~ ( (c1_1 @ a2299)))),
% 6.63/1.56      inference('split', [status(esa)], [zip_derived_cl115])).
% 6.63/1.56  thf(zip_derived_cl2081, plain,
% 6.63/1.56      ((( (c0_1 @ a2299) | ~ (c2_1 @ a2299)))
% 6.63/1.56         <= (~ ( (c1_1 @ a2299)) & 
% 6.63/1.56             (![X0 : $i]: (~ (c2_1 @ X0) |  (c1_1 @ X0) |  (c0_1 @ X0))))),
% 6.63/1.56      inference('s_sup-', [status(thm)], [zip_derived_cl659, zip_derived_cl444])).
% 6.63/1.56  thf('35', plain,
% 6.63/1.56      (( (c0_1 @ a2299)) | ( (c1_1 @ a2299)) | 
% 6.63/1.56       ~ (![X0 : $i]: (~ (c2_1 @ X0) |  (c1_1 @ X0) |  (c0_1 @ X0))) | 
% 6.63/1.56       ~ ( (c2_1 @ a2299))),
% 6.63/1.56      inference('split', [status(esa)], [zip_derived_cl2081])).
% 6.63/1.56  thf(zip_derived_cl516, plain,
% 6.63/1.56      ((![X0 : $i]: ( (c1_1 @ X0) | ~ (c0_1 @ X0) |  (c3_1 @ X0)))
% 6.63/1.56         <= ((![X0 : $i]: ( (c1_1 @ X0) | ~ (c0_1 @ X0) |  (c3_1 @ X0))))),
% 6.63/1.56      inference('split', [status(esa)], [zip_derived_cl145])).
% 6.63/1.56  thf(zip_derived_cl444, plain, ((~ (c1_1 @ a2299)) <= (~ ( (c1_1 @ a2299)))),
% 6.63/1.56      inference('split', [status(esa)], [zip_derived_cl115])).
% 6.63/1.56  thf(zip_derived_cl1412, plain,
% 6.63/1.56      ((( (c3_1 @ a2299) | ~ (c0_1 @ a2299)))
% 6.63/1.56         <= (~ ( (c1_1 @ a2299)) & 
% 6.63/1.56             (![X0 : $i]: ( (c1_1 @ X0) | ~ (c0_1 @ X0) |  (c3_1 @ X0))))),
% 6.63/1.56      inference('s_sup-', [status(thm)], [zip_derived_cl516, zip_derived_cl444])).
% 6.63/1.56  thf('36', plain,
% 6.63/1.56      (~ ( (c0_1 @ a2299)) | ( (c1_1 @ a2299)) | 
% 6.63/1.56       ~ (![X0 : $i]: ( (c1_1 @ X0) | ~ (c0_1 @ X0) |  (c3_1 @ X0))) | 
% 6.63/1.56       ( (c3_1 @ a2299))),
% 6.63/1.56      inference('split', [status(esa)], [zip_derived_cl1412])).
% 6.63/1.56  thf('37', plain,
% 6.63/1.56      (( (hskp12)) | 
% 6.63/1.56       (![X0 : $i]: ( (c1_1 @ X0) | ~ (c0_1 @ X0) |  (c3_1 @ X0))) | 
% 6.63/1.56       ~ ( (ndr1_0))),
% 6.63/1.56      inference('split', [status(esa)], [zip_derived_cl145])).
% 6.63/1.56  thf(clause163, conjecture,
% 6.63/1.56    (~( ( hskp21 ) | ( hskp24 ) | ( c1_1 @ U ) | ( ~( ndr1_0 ) ) | 
% 6.63/1.56        ( ~( c3_1 @ U ) ) | ( ~( c2_1 @ U ) ) ))).
% 6.63/1.56  thf(zf_stmt_33, negated_conjecture,
% 6.63/1.56    (( hskp21 ) | ( hskp24 ) | ( c1_1 @ U ) | ( ~( ndr1_0 ) ) | 
% 6.63/1.56     ( ~( c3_1 @ U ) ) | ( ~( c2_1 @ U ) )),
% 6.63/1.56    inference('cnf.neg', [status(esa)], [clause163])).
% 6.63/1.56  thf(zip_derived_cl162, plain,
% 6.63/1.56      (![X0 : $i]:
% 6.63/1.56         ( (hskp21)
% 6.63/1.56          |  (hskp24)
% 6.63/1.56          |  (c1_1 @ X0)
% 6.63/1.56          | ~ (ndr1_0)
% 6.63/1.56          | ~ (c3_1 @ X0)
% 6.63/1.56          | ~ (c2_1 @ X0))),
% 6.63/1.56      inference('cnf', [status(esa)], [zf_stmt_33])).
% 6.63/1.56  thf('38', plain,
% 6.63/1.56      (( (hskp21)) | 
% 6.63/1.56       (![X0 : $i]: (~ (c2_1 @ X0) |  (c1_1 @ X0) | ~ (c3_1 @ X0))) | 
% 6.63/1.56       ~ ( (ndr1_0)) | ( (hskp24))),
% 6.63/1.56      inference('split', [status(esa)], [zip_derived_cl162])).
% 6.63/1.56  thf(clause61, conjecture, (~( ( c0_1 @ a2337 ) | ( ~( hskp24 ) ) ))).
% 6.63/1.56  thf(zf_stmt_34, negated_conjecture, (( c0_1 @ a2337 ) | ( ~( hskp24 ) )),
% 6.63/1.56    inference('cnf.neg', [status(esa)], [clause61])).
% 6.63/1.56  thf(zip_derived_cl60, plain, (( (c0_1 @ a2337) | ~ (hskp24))),
% 6.63/1.56      inference('cnf', [status(esa)], [zf_stmt_34])).
% 6.63/1.56  thf('39', plain, (( (c0_1 @ a2337)) | ~ ( (hskp24))),
% 6.63/1.56      inference('split', [status(esa)], [zip_derived_cl60])).
% 6.63/1.56  thf(clause62, conjecture, (~( ( c3_1 @ a2337 ) | ( ~( hskp24 ) ) ))).
% 6.63/1.56  thf(zf_stmt_35, negated_conjecture, (( c3_1 @ a2337 ) | ( ~( hskp24 ) )),
% 6.63/1.56    inference('cnf.neg', [status(esa)], [clause62])).
% 6.63/1.56  thf(zip_derived_cl61, plain, (( (c3_1 @ a2337) | ~ (hskp24))),
% 6.63/1.56      inference('cnf', [status(esa)], [zf_stmt_35])).
% 6.63/1.56  thf('40', plain, (( (c3_1 @ a2337)) | ~ ( (hskp24))),
% 6.63/1.56      inference('split', [status(esa)], [zip_derived_cl61])).
% 6.63/1.56  thf(clause96, conjecture, (~( ( ~( hskp24 ) ) | ( ~( c1_1 @ a2337 ) ) ))).
% 6.63/1.56  thf(zf_stmt_36, negated_conjecture,
% 6.63/1.56    (( ~( hskp24 ) ) | ( ~( c1_1 @ a2337 ) )),
% 6.63/1.56    inference('cnf.neg', [status(esa)], [clause96])).
% 6.63/1.56  thf(zip_derived_cl95, plain, ((~ (hskp24) | ~ (c1_1 @ a2337))),
% 6.63/1.56      inference('cnf', [status(esa)], [zf_stmt_36])).
% 6.63/1.56  thf('41', plain, (~ ( (c1_1 @ a2337)) | ~ ( (hskp24))),
% 6.63/1.56      inference('split', [status(esa)], [zip_derived_cl95])).
% 6.63/1.56  thf(zip_derived_cl574, plain,
% 6.63/1.56      ((![X0 : $i]: ( (c1_1 @ X0) | ~ (c0_1 @ X0) | ~ (c3_1 @ X0)))
% 6.63/1.56         <= ((![X0 : $i]: ( (c1_1 @ X0) | ~ (c0_1 @ X0) | ~ (c3_1 @ X0))))),
% 6.63/1.56      inference('split', [status(esa)], [zip_derived_cl160])).
% 6.63/1.56  thf(zip_derived_cl404, plain, ((~ (c1_1 @ a2337)) <= (~ ( (c1_1 @ a2337)))),
% 6.63/1.56      inference('split', [status(esa)], [zip_derived_cl95])).
% 6.63/1.56  thf(zip_derived_cl1519, plain,
% 6.63/1.56      (((~ (c3_1 @ a2337) | ~ (c0_1 @ a2337)))
% 6.63/1.56         <= (~ ( (c1_1 @ a2337)) & 
% 6.63/1.56             (![X0 : $i]: ( (c1_1 @ X0) | ~ (c0_1 @ X0) | ~ (c3_1 @ X0))))),
% 6.63/1.56      inference('s_sup-', [status(thm)], [zip_derived_cl574, zip_derived_cl404])).
% 6.63/1.56  thf('42', plain,
% 6.63/1.56      (~ ( (c3_1 @ a2337)) | ( (c1_1 @ a2337)) | 
% 6.63/1.56       ~ (![X0 : $i]: ( (c1_1 @ X0) | ~ (c0_1 @ X0) | ~ (c3_1 @ X0))) | 
% 6.63/1.56       ~ ( (c0_1 @ a2337))),
% 6.63/1.56      inference('split', [status(esa)], [zip_derived_cl1519])).
% 6.63/1.56  thf(zip_derived_cl686, plain,
% 6.63/1.56      ((![X1 : $i]: (~ (c1_1 @ X1) | ~ (c0_1 @ X1) |  (c2_1 @ X1)))
% 6.63/1.56         <= ((![X1 : $i]: (~ (c1_1 @ X1) | ~ (c0_1 @ X1) |  (c2_1 @ X1))))),
% 6.63/1.56      inference('split', [status(esa)], [zip_derived_cl188])).
% 6.63/1.56  thf(clause54, conjecture, (~( ( c1_1 @ a2278 ) | ( ~( hskp28 ) ) ))).
% 6.63/1.56  thf(zf_stmt_37, negated_conjecture, (( c1_1 @ a2278 ) | ( ~( hskp28 ) )),
% 6.63/1.56    inference('cnf.neg', [status(esa)], [clause54])).
% 6.63/1.56  thf(zip_derived_cl53, plain, (( (c1_1 @ a2278) | ~ (hskp28))),
% 6.63/1.56      inference('cnf', [status(esa)], [zf_stmt_37])).
% 6.63/1.56  thf(zip_derived_cl320, plain, (( (c1_1 @ a2278)) <= (( (c1_1 @ a2278)))),
% 6.63/1.56      inference('split', [status(esa)], [zip_derived_cl53])).
% 6.63/1.56  thf(zip_derived_cl1309, plain,
% 6.63/1.56      ((( (c2_1 @ a2278) | ~ (c0_1 @ a2278)))
% 6.63/1.56         <= (( (c1_1 @ a2278)) & 
% 6.63/1.56             (![X1 : $i]: (~ (c1_1 @ X1) | ~ (c0_1 @ X1) |  (c2_1 @ X1))))),
% 6.63/1.56      inference('s_sup+', [status(thm)], [zip_derived_cl686, zip_derived_cl320])).
% 6.63/1.56  thf('43', plain,
% 6.63/1.56      (( (c2_1 @ a2278)) | ~ ( (c1_1 @ a2278)) | 
% 6.63/1.56       ~ (![X1 : $i]: (~ (c1_1 @ X1) | ~ (c0_1 @ X1) |  (c2_1 @ X1))) | 
% 6.63/1.56       ~ ( (c0_1 @ a2278))),
% 6.63/1.56      inference('split', [status(esa)], [zip_derived_cl1309])).
% 6.63/1.56  thf(zip_derived_cl320, plain, (( (c1_1 @ a2278)) <= (( (c1_1 @ a2278)))),
% 6.63/1.56      inference('split', [status(esa)], [zip_derived_cl53])).
% 6.63/1.56  thf(clause171, conjecture,
% 6.63/1.56    (~( ( hskp18 ) | ( hskp2 ) | ( ~( ndr1_0 ) ) | ( ~( c2_1 @ U ) ) | 
% 6.63/1.56        ( ~( c1_1 @ U ) ) | ( ~( c0_1 @ U ) ) ))).
% 6.63/1.56  thf(zf_stmt_38, negated_conjecture,
% 6.63/1.56    (( hskp18 ) | ( hskp2 ) | ( ~( ndr1_0 ) ) | ( ~( c2_1 @ U ) ) | 
% 6.63/1.56     ( ~( c1_1 @ U ) ) | ( ~( c0_1 @ U ) )),
% 6.63/1.56    inference('cnf.neg', [status(esa)], [clause171])).
% 6.63/1.56  thf(zip_derived_cl170, plain,
% 6.63/1.56      (![X0 : $i]:
% 6.63/1.56         ( (hskp18)
% 6.63/1.56          |  (hskp2)
% 6.63/1.56          | ~ (ndr1_0)
% 6.63/1.56          | ~ (c2_1 @ X0)
% 6.63/1.56          | ~ (c1_1 @ X0)
% 6.63/1.56          | ~ (c0_1 @ X0))),
% 6.63/1.56      inference('cnf', [status(esa)], [zf_stmt_38])).
% 6.63/1.56  thf(zip_derived_cl614, plain,
% 6.63/1.56      ((![X0 : $i]: (~ (c2_1 @ X0) | ~ (c1_1 @ X0) | ~ (c0_1 @ X0)))
% 6.63/1.56         <= ((![X0 : $i]: (~ (c2_1 @ X0) | ~ (c1_1 @ X0) | ~ (c0_1 @ X0))))),
% 6.63/1.56      inference('split', [status(esa)], [zip_derived_cl170])).
% 6.63/1.56  thf(zip_derived_cl834, plain,
% 6.63/1.56      (((~ (c2_1 @ a2278) | ~ (c0_1 @ a2278)))
% 6.63/1.56         <= (( (c1_1 @ a2278)) & 
% 6.63/1.56             (![X0 : $i]: (~ (c2_1 @ X0) | ~ (c1_1 @ X0) | ~ (c0_1 @ X0))))),
% 6.63/1.56      inference('s_sup-', [status(thm)], [zip_derived_cl320, zip_derived_cl614])).
% 6.63/1.56  thf('44', plain,
% 6.63/1.56      (~ ( (c2_1 @ a2278)) | ~ ( (c1_1 @ a2278)) | 
% 6.63/1.56       ~ (![X0 : $i]: (~ (c2_1 @ X0) | ~ (c1_1 @ X0) | ~ (c0_1 @ X0))) | 
% 6.63/1.56       ~ ( (c0_1 @ a2278))),
% 6.63/1.56      inference('split', [status(esa)], [zip_derived_cl834])).
% 6.63/1.56  thf(zip_derived_cl594, plain,
% 6.63/1.56      ((![X0 : $i]: ( (c2_1 @ X0) | ~ (c1_1 @ X0) | ~ (c3_1 @ X0)))
% 6.63/1.56         <= ((![X0 : $i]: ( (c2_1 @ X0) | ~ (c1_1 @ X0) | ~ (c3_1 @ X0))))),
% 6.63/1.56      inference('split', [status(esa)], [zip_derived_cl165])).
% 6.63/1.56  thf(zip_derived_cl320, plain, (( (c1_1 @ a2278)) <= (( (c1_1 @ a2278)))),
% 6.63/1.56      inference('split', [status(esa)], [zip_derived_cl53])).
% 6.63/1.56  thf(zip_derived_cl1131, plain,
% 6.63/1.56      (((~ (c3_1 @ a2278) |  (c2_1 @ a2278)))
% 6.63/1.56         <= (( (c1_1 @ a2278)) & 
% 6.63/1.56             (![X0 : $i]: ( (c2_1 @ X0) | ~ (c1_1 @ X0) | ~ (c3_1 @ X0))))),
% 6.63/1.56      inference('s_sup+', [status(thm)], [zip_derived_cl594, zip_derived_cl320])).
% 6.63/1.56  thf('45', plain,
% 6.63/1.56      (( (c2_1 @ a2278)) | ~ ( (c3_1 @ a2278)) | 
% 6.63/1.56       ~ (![X0 : $i]: ( (c2_1 @ X0) | ~ (c1_1 @ X0) | ~ (c3_1 @ X0))) | 
% 6.63/1.56       ~ ( (c1_1 @ a2278))),
% 6.63/1.56      inference('split', [status(esa)], [zip_derived_cl1131])).
% 6.63/1.56  thf(zip_derived_cl3934, plain, (( (c2_1 @ a2278)) <= (( (c2_1 @ a2278)))),
% 6.63/1.56      inference('split', [status(esa)], [zip_derived_cl1131])).
% 6.63/1.56  thf(clause192, conjecture,
% 6.63/1.56    (~( ( hskp0 ) | ( c2_1 @ V ) | ( c1_1 @ V ) | ( ~( c0_1 @ V ) ) | 
% 6.63/1.56        ( ~( ndr1_0 ) ) | ( ~( c3_1 @ U ) ) | ( ~( c2_1 @ U ) ) | 
% 6.63/1.56        ( ~( c0_1 @ U ) ) ))).
% 6.63/1.56  thf(zf_stmt_39, negated_conjecture,
% 6.63/1.56    (( hskp0 ) | ( c2_1 @ V ) | ( c1_1 @ V ) | ( ~( c0_1 @ V ) ) | 
% 6.63/1.56     ( ~( ndr1_0 ) ) | ( ~( c3_1 @ U ) ) | ( ~( c2_1 @ U ) ) | 
% 6.63/1.56     ( ~( c0_1 @ U ) )),
% 6.63/1.56    inference('cnf.neg', [status(esa)], [clause192])).
% 6.63/1.56  thf(zip_derived_cl191, plain,
% 6.63/1.56      (![X0 : $i, X1 : $i]:
% 6.63/1.56         ( (hskp0)
% 6.63/1.56          |  (c2_1 @ X0)
% 6.63/1.56          |  (c1_1 @ X0)
% 6.63/1.56          | ~ (c0_1 @ X0)
% 6.63/1.56          | ~ (ndr1_0)
% 6.63/1.56          | ~ (c3_1 @ X1)
% 6.63/1.56          | ~ (c2_1 @ X1)
% 6.63/1.56          | ~ (c0_1 @ X1))),
% 6.63/1.56      inference('cnf', [status(esa)], [zf_stmt_39])).
% 6.63/1.56  thf(zip_derived_cl698, plain,
% 6.63/1.56      ((![X1 : $i]: (~ (c0_1 @ X1) | ~ (c3_1 @ X1) | ~ (c2_1 @ X1)))
% 6.63/1.56         <= ((![X1 : $i]: (~ (c0_1 @ X1) | ~ (c3_1 @ X1) | ~ (c2_1 @ X1))))),
% 6.63/1.56      inference('split', [status(esa)], [zip_derived_cl191])).
% 6.63/1.56  thf(zip_derived_cl3949, plain,
% 6.63/1.56      (((~ (c0_1 @ a2278) | ~ (c3_1 @ a2278)))
% 6.63/1.56         <= ((![X1 : $i]: (~ (c0_1 @ X1) | ~ (c3_1 @ X1) | ~ (c2_1 @ X1))) & 
% 6.63/1.56             ( (c2_1 @ a2278)))),
% 6.63/1.56      inference('s_sup-', [status(thm)],
% 6.63/1.56                [zip_derived_cl3934, zip_derived_cl698])).
% 6.63/1.56  thf('46', plain,
% 6.63/1.56      (~ (![X1 : $i]: (~ (c0_1 @ X1) | ~ (c3_1 @ X1) | ~ (c2_1 @ X1))) | 
% 6.63/1.56       ~ ( (c2_1 @ a2278)) | ~ ( (c3_1 @ a2278)) | ~ ( (c0_1 @ a2278))),
% 6.63/1.56      inference('split', [status(esa)], [zip_derived_cl3949])).
% 6.63/1.56  thf(clause154, conjecture,
% 6.63/1.56    (~( ( hskp20 ) | ( c0_1 @ U ) | ( ~( ndr1_0 ) ) | ( ~( c3_1 @ U ) ) | 
% 6.63/1.56        ( ~( c2_1 @ U ) ) ))).
% 6.63/1.56  thf(zf_stmt_40, negated_conjecture,
% 6.63/1.56    (( hskp20 ) | ( c0_1 @ U ) | ( ~( ndr1_0 ) ) | ( ~( c3_1 @ U ) ) | 
% 6.63/1.56     ( ~( c2_1 @ U ) )),
% 6.63/1.56    inference('cnf.neg', [status(esa)], [clause154])).
% 6.63/1.56  thf(zip_derived_cl153, plain,
% 6.63/1.56      (![X0 : $i]:
% 6.63/1.56         ( (hskp20) |  (c0_1 @ X0) | ~ (ndr1_0) | ~ (c3_1 @ X0) | ~ (c2_1 @ X0))),
% 6.63/1.56      inference('cnf', [status(esa)], [zf_stmt_40])).
% 6.63/1.56  thf('47', plain,
% 6.63/1.56      (( (hskp20)) | 
% 6.63/1.56       (![X0 : $i]: (~ (c2_1 @ X0) |  (c0_1 @ X0) | ~ (c3_1 @ X0))) | 
% 6.63/1.56       ~ ( (ndr1_0))),
% 6.63/1.56      inference('split', [status(esa)], [zip_derived_cl153])).
% 6.63/1.56  thf(zip_derived_cl659, plain,
% 6.63/1.56      ((![X0 : $i]: (~ (c2_1 @ X0) |  (c1_1 @ X0) |  (c0_1 @ X0)))
% 6.63/1.56         <= ((![X0 : $i]: (~ (c2_1 @ X0) |  (c1_1 @ X0) |  (c0_1 @ X0))))),
% 6.63/1.56      inference('split', [status(esa)], [zip_derived_cl181])).
% 6.63/1.56  thf(zip_derived_cl418, plain, ((~ (c1_1 @ a2323)) <= (~ ( (c1_1 @ a2323)))),
% 6.63/1.56      inference('split', [status(esa)], [zip_derived_cl102])).
% 6.63/1.56  thf(zip_derived_cl2079, plain,
% 6.63/1.56      ((( (c0_1 @ a2323) | ~ (c2_1 @ a2323)))
% 6.63/1.56         <= (~ ( (c1_1 @ a2323)) & 
% 6.63/1.56             (![X0 : $i]: (~ (c2_1 @ X0) |  (c1_1 @ X0) |  (c0_1 @ X0))))),
% 6.63/1.56      inference('s_sup-', [status(thm)], [zip_derived_cl659, zip_derived_cl418])).
% 6.63/1.56  thf('48', plain,
% 6.63/1.56      (~ (![X0 : $i]: (~ (c2_1 @ X0) |  (c1_1 @ X0) |  (c0_1 @ X0))) | 
% 6.63/1.56       ( (c0_1 @ a2323)) | ( (c1_1 @ a2323)) | ~ ( (c2_1 @ a2323))),
% 6.63/1.56      inference('split', [status(esa)], [zip_derived_cl2079])).
% 6.63/1.56  thf('49', plain,
% 6.63/1.56      ((![X0 : $i]: ( (c2_1 @ X0) | ~ (c1_1 @ X0) | ~ (c3_1 @ X0))) | 
% 6.63/1.56       (![X0 : $i]: (~ (c2_1 @ X0) |  (c1_1 @ X0) |  (c0_1 @ X0))) | 
% 6.63/1.56       ( (hskp1)) | ~ ( (ndr1_0))),
% 6.63/1.56      inference('split', [status(esa)], [zip_derived_cl181])).
% 6.63/1.56  thf(clause47, conjecture, (~( ( c1_1 @ a2315 ) | ( ~( hskp30 ) ) ))).
% 6.63/1.56  thf(zf_stmt_41, negated_conjecture, (( c1_1 @ a2315 ) | ( ~( hskp30 ) )),
% 6.63/1.56    inference('cnf.neg', [status(esa)], [clause47])).
% 6.63/1.56  thf(zip_derived_cl46, plain, (( (c1_1 @ a2315) | ~ (hskp30))),
% 6.63/1.56      inference('cnf', [status(esa)], [zf_stmt_41])).
% 6.63/1.56  thf(zip_derived_cl306, plain, (( (c1_1 @ a2315)) <= (( (c1_1 @ a2315)))),
% 6.63/1.56      inference('split', [status(esa)], [zip_derived_cl46])).
% 6.63/1.56  thf(zip_derived_cl614, plain,
% 6.63/1.56      ((![X0 : $i]: (~ (c2_1 @ X0) | ~ (c1_1 @ X0) | ~ (c0_1 @ X0)))
% 6.63/1.56         <= ((![X0 : $i]: (~ (c2_1 @ X0) | ~ (c1_1 @ X0) | ~ (c0_1 @ X0))))),
% 6.63/1.56      inference('split', [status(esa)], [zip_derived_cl170])).
% 6.63/1.56  thf(zip_derived_cl778, plain,
% 6.63/1.56      (((~ (c2_1 @ a2315) | ~ (c0_1 @ a2315)))
% 6.63/1.56         <= (( (c1_1 @ a2315)) & 
% 6.63/1.56             (![X0 : $i]: (~ (c2_1 @ X0) | ~ (c1_1 @ X0) | ~ (c0_1 @ X0))))),
% 6.63/1.56      inference('s_sup-', [status(thm)], [zip_derived_cl306, zip_derived_cl614])).
% 6.63/1.56  thf('50', plain,
% 6.63/1.56      (~ ( (c0_1 @ a2315)) | ~ ( (c1_1 @ a2315)) | 
% 6.63/1.56       ~ (![X0 : $i]: (~ (c2_1 @ X0) | ~ (c1_1 @ X0) | ~ (c0_1 @ X0))) | 
% 6.63/1.56       ~ ( (c2_1 @ a2315))),
% 6.63/1.56      inference('split', [status(esa)], [zip_derived_cl778])).
% 6.63/1.56  thf(clause156, conjecture,
% 6.63/1.56    (~( ( hskp8 ) | ( hskp29 ) | ( c0_1 @ U ) | ( ~( ndr1_0 ) ) | 
% 6.63/1.56        ( ~( c2_1 @ U ) ) | ( ~( c1_1 @ U ) ) ))).
% 6.63/1.56  thf(zf_stmt_42, negated_conjecture,
% 6.63/1.56    (( hskp8 ) | ( hskp29 ) | ( c0_1 @ U ) | ( ~( ndr1_0 ) ) | 
% 6.63/1.56     ( ~( c2_1 @ U ) ) | ( ~( c1_1 @ U ) )),
% 6.63/1.56    inference('cnf.neg', [status(esa)], [clause156])).
% 6.63/1.56  thf(zip_derived_cl155, plain,
% 6.63/1.56      (![X0 : $i]:
% 6.63/1.56         ( (hskp8)
% 6.63/1.56          |  (hskp29)
% 6.63/1.56          |  (c0_1 @ X0)
% 6.63/1.56          | ~ (ndr1_0)
% 6.63/1.56          | ~ (c2_1 @ X0)
% 6.63/1.56          | ~ (c1_1 @ X0))),
% 6.63/1.56      inference('cnf', [status(esa)], [zf_stmt_42])).
% 6.63/1.56  thf(zip_derived_cl554, plain,
% 6.63/1.56      ((![X0 : $i]: (~ (c2_1 @ X0) | ~ (c1_1 @ X0) |  (c0_1 @ X0)))
% 6.63/1.56         <= ((![X0 : $i]: (~ (c2_1 @ X0) | ~ (c1_1 @ X0) |  (c0_1 @ X0))))),
% 6.63/1.56      inference('split', [status(esa)], [zip_derived_cl155])).
% 6.63/1.56  thf(zip_derived_cl306, plain, (( (c1_1 @ a2315)) <= (( (c1_1 @ a2315)))),
% 6.63/1.56      inference('split', [status(esa)], [zip_derived_cl46])).
% 6.63/1.56  thf(zip_derived_cl1057, plain,
% 6.63/1.56      ((( (c0_1 @ a2315) | ~ (c2_1 @ a2315)))
% 6.63/1.56         <= (( (c1_1 @ a2315)) & 
% 6.63/1.56             (![X0 : $i]: (~ (c2_1 @ X0) | ~ (c1_1 @ X0) |  (c0_1 @ X0))))),
% 6.63/1.56      inference('s_sup+', [status(thm)], [zip_derived_cl554, zip_derived_cl306])).
% 6.63/1.56  thf('51', plain,
% 6.63/1.56      (( (c0_1 @ a2315)) | ~ ( (c2_1 @ a2315)) | 
% 6.63/1.56       ~ (![X0 : $i]: (~ (c2_1 @ X0) | ~ (c1_1 @ X0) |  (c0_1 @ X0))) | 
% 6.63/1.56       ~ ( (c1_1 @ a2315))),
% 6.63/1.56      inference('split', [status(esa)], [zip_derived_cl1057])).
% 6.63/1.56  thf(zip_derived_cl531, plain,
% 6.63/1.56      ((![X0 : $i]: ( (c2_1 @ X0) |  (c0_1 @ X0) | ~ (c3_1 @ X0)))
% 6.63/1.56         <= ((![X0 : $i]: ( (c2_1 @ X0) |  (c0_1 @ X0) | ~ (c3_1 @ X0))))),
% 6.63/1.56      inference('split', [status(esa)], [zip_derived_cl149])).
% 6.63/1.56  thf(clause90, conjecture, (~( ( c1_1 @ a2276 ) | ( ~( hskp0 ) ) ))).
% 6.63/1.56  thf(zf_stmt_43, negated_conjecture, (( c1_1 @ a2276 ) | ( ~( hskp0 ) )),
% 6.63/1.56    inference('cnf.neg', [status(esa)], [clause90])).
% 6.63/1.56  thf(zip_derived_cl89, plain, (( (c1_1 @ a2276) | ~ (hskp0))),
% 6.63/1.56      inference('cnf', [status(esa)], [zf_stmt_43])).
% 6.63/1.56  thf(zip_derived_cl392, plain, (( (c1_1 @ a2276)) <= (( (c1_1 @ a2276)))),
% 6.63/1.56      inference('split', [status(esa)], [zip_derived_cl89])).
% 6.63/1.56  thf(zip_derived_cl614, plain,
% 6.63/1.56      ((![X0 : $i]: (~ (c2_1 @ X0) | ~ (c1_1 @ X0) | ~ (c0_1 @ X0)))
% 6.63/1.56         <= ((![X0 : $i]: (~ (c2_1 @ X0) | ~ (c1_1 @ X0) | ~ (c0_1 @ X0))))),
% 6.63/1.56      inference('split', [status(esa)], [zip_derived_cl170])).
% 6.63/1.56  thf(zip_derived_cl994, plain,
% 6.63/1.56      (((~ (c2_1 @ a2276) | ~ (c0_1 @ a2276)))
% 6.63/1.56         <= (( (c1_1 @ a2276)) & 
% 6.63/1.56             (![X0 : $i]: (~ (c2_1 @ X0) | ~ (c1_1 @ X0) | ~ (c0_1 @ X0))))),
% 6.63/1.56      inference('s_sup-', [status(thm)], [zip_derived_cl392, zip_derived_cl614])).
% 6.63/1.56  thf(zip_derived_cl1394, plain, ((~ (c2_1 @ a2276)) <= (~ ( (c2_1 @ a2276)))),
% 6.63/1.56      inference('split', [status(esa)], [zip_derived_cl994])).
% 6.63/1.56  thf(zip_derived_cl1745, plain,
% 6.63/1.56      (((~ (c3_1 @ a2276) |  (c0_1 @ a2276)))
% 6.63/1.56         <= (~ ( (c2_1 @ a2276)) & 
% 6.63/1.56             (![X0 : $i]: ( (c2_1 @ X0) |  (c0_1 @ X0) | ~ (c3_1 @ X0))))),
% 6.63/1.56      inference('s_sup-', [status(thm)],
% 6.63/1.56                [zip_derived_cl531, zip_derived_cl1394])).
% 6.63/1.56  thf('52', plain,
% 6.63/1.56      (( (c2_1 @ a2276)) | 
% 6.63/1.56       ~ (![X0 : $i]: ( (c2_1 @ X0) |  (c0_1 @ X0) | ~ (c3_1 @ X0))) | 
% 6.63/1.56       ( (c0_1 @ a2276)) | ~ ( (c3_1 @ a2276))),
% 6.63/1.56      inference('split', [status(esa)], [zip_derived_cl1745])).
% 6.63/1.56  thf(zip_derived_cl594, plain,
% 6.63/1.56      ((![X0 : $i]: ( (c2_1 @ X0) | ~ (c1_1 @ X0) | ~ (c3_1 @ X0)))
% 6.63/1.56         <= ((![X0 : $i]: ( (c2_1 @ X0) | ~ (c1_1 @ X0) | ~ (c3_1 @ X0))))),
% 6.63/1.56      inference('split', [status(esa)], [zip_derived_cl165])).
% 6.63/1.56  thf(zip_derived_cl392, plain, (( (c1_1 @ a2276)) <= (( (c1_1 @ a2276)))),
% 6.63/1.56      inference('split', [status(esa)], [zip_derived_cl89])).
% 6.63/1.56  thf(zip_derived_cl1140, plain,
% 6.63/1.56      (((~ (c3_1 @ a2276) |  (c2_1 @ a2276)))
% 6.63/1.56         <= (( (c1_1 @ a2276)) & 
% 6.63/1.56             (![X0 : $i]: ( (c2_1 @ X0) | ~ (c1_1 @ X0) | ~ (c3_1 @ X0))))),
% 6.63/1.56      inference('s_sup+', [status(thm)], [zip_derived_cl594, zip_derived_cl392])).
% 6.63/1.56  thf(zip_derived_cl4129, plain, (( (c2_1 @ a2276)) <= (( (c2_1 @ a2276)))),
% 6.63/1.56      inference('split', [status(esa)], [zip_derived_cl1140])).
% 6.63/1.56  thf(zip_derived_cl547, plain,
% 6.63/1.56      ((![X0 : $i]: (~ (c2_1 @ X0) |  (c0_1 @ X0) | ~ (c3_1 @ X0)))
% 6.63/1.56         <= ((![X0 : $i]: (~ (c2_1 @ X0) |  (c0_1 @ X0) | ~ (c3_1 @ X0))))),
% 6.63/1.56      inference('split', [status(esa)], [zip_derived_cl153])).
% 6.63/1.56  thf(zip_derived_cl4132, plain,
% 6.63/1.56      ((( (c0_1 @ a2276) | ~ (c3_1 @ a2276)))
% 6.63/1.56         <= ((![X0 : $i]: (~ (c2_1 @ X0) |  (c0_1 @ X0) | ~ (c3_1 @ X0))) & 
% 6.63/1.56             ( (c2_1 @ a2276)))),
% 6.63/1.56      inference('s_sup-', [status(thm)],
% 6.63/1.56                [zip_derived_cl4129, zip_derived_cl547])).
% 6.63/1.56  thf('53', plain,
% 6.63/1.56      (~ (![X0 : $i]: (~ (c2_1 @ X0) |  (c0_1 @ X0) | ~ (c3_1 @ X0))) | 
% 6.63/1.56       ~ ( (c2_1 @ a2276)) | ~ ( (c3_1 @ a2276)) | ( (c0_1 @ a2276))),
% 6.63/1.56      inference('split', [status(esa)], [zip_derived_cl4132])).
% 6.63/1.56  thf(zip_derived_cl590, plain,
% 6.63/1.56      ((![X0 : $i]: ( (c2_1 @ X0) | ~ (c0_1 @ X0) | ~ (c3_1 @ X0)))
% 6.63/1.56         <= ((![X0 : $i]: ( (c2_1 @ X0) | ~ (c0_1 @ X0) | ~ (c3_1 @ X0))))),
% 6.63/1.56      inference('split', [status(esa)], [zip_derived_cl164])).
% 6.63/1.56  thf(clause121, conjecture, (~( ( ~( hskp11 ) ) | ( ~( c2_1 @ a2294 ) ) ))).
% 6.63/1.56  thf(zf_stmt_44, negated_conjecture,
% 6.63/1.56    (( ~( hskp11 ) ) | ( ~( c2_1 @ a2294 ) )),
% 6.63/1.56    inference('cnf.neg', [status(esa)], [clause121])).
% 6.63/1.56  thf(zip_derived_cl120, plain, ((~ (hskp11) | ~ (c2_1 @ a2294))),
% 6.63/1.56      inference('cnf', [status(esa)], [zf_stmt_44])).
% 6.63/1.56  thf(zip_derived_cl454, plain, ((~ (c2_1 @ a2294)) <= (~ ( (c2_1 @ a2294)))),
% 6.63/1.56      inference('split', [status(esa)], [zip_derived_cl120])).
% 6.63/1.56  thf(zip_derived_cl1659, plain,
% 6.63/1.56      (((~ (c3_1 @ a2294) | ~ (c0_1 @ a2294)))
% 6.63/1.56         <= (~ ( (c2_1 @ a2294)) & 
% 6.63/1.56             (![X0 : $i]: ( (c2_1 @ X0) | ~ (c0_1 @ X0) | ~ (c3_1 @ X0))))),
% 6.63/1.56      inference('s_sup-', [status(thm)], [zip_derived_cl590, zip_derived_cl454])).
% 6.63/1.56  thf('54', plain,
% 6.63/1.56      (~ (![X0 : $i]: ( (c2_1 @ X0) | ~ (c0_1 @ X0) | ~ (c3_1 @ X0))) | 
% 6.63/1.56       ~ ( (c3_1 @ a2294)) | ~ ( (c0_1 @ a2294)) | ( (c2_1 @ a2294))),
% 6.63/1.56      inference('split', [status(esa)], [zip_derived_cl1659])).
% 6.63/1.56  thf(zip_derived_cl686, plain,
% 6.63/1.56      ((![X1 : $i]: (~ (c1_1 @ X1) | ~ (c0_1 @ X1) |  (c2_1 @ X1)))
% 6.63/1.56         <= ((![X1 : $i]: (~ (c1_1 @ X1) | ~ (c0_1 @ X1) |  (c2_1 @ X1))))),
% 6.63/1.56      inference('split', [status(esa)], [zip_derived_cl188])).
% 6.63/1.56  thf(clause85, conjecture, (~( ( c1_1 @ a2280 ) | ( ~( hskp3 ) ) ))).
% 6.63/1.56  thf(zf_stmt_45, negated_conjecture, (( c1_1 @ a2280 ) | ( ~( hskp3 ) )),
% 6.63/1.56    inference('cnf.neg', [status(esa)], [clause85])).
% 6.63/1.56  thf(zip_derived_cl84, plain, (( (c1_1 @ a2280) | ~ (hskp3))),
% 6.63/1.56      inference('cnf', [status(esa)], [zf_stmt_45])).
% 6.63/1.56  thf(zip_derived_cl382, plain, (( (c1_1 @ a2280)) <= (( (c1_1 @ a2280)))),
% 6.63/1.56      inference('split', [status(esa)], [zip_derived_cl84])).
% 6.63/1.56  thf(zip_derived_cl1316, plain,
% 6.63/1.56      ((( (c2_1 @ a2280) | ~ (c0_1 @ a2280)))
% 6.63/1.56         <= (( (c1_1 @ a2280)) & 
% 6.63/1.56             (![X1 : $i]: (~ (c1_1 @ X1) | ~ (c0_1 @ X1) |  (c2_1 @ X1))))),
% 6.63/1.56      inference('s_sup+', [status(thm)], [zip_derived_cl686, zip_derived_cl382])).
% 6.63/1.56  thf('55', plain,
% 6.63/1.56      (~ ( (c0_1 @ a2280)) | ( (c2_1 @ a2280)) | 
% 6.63/1.56       ~ (![X1 : $i]: (~ (c1_1 @ X1) | ~ (c0_1 @ X1) |  (c2_1 @ X1))) | 
% 6.63/1.56       ~ ( (c1_1 @ a2280))),
% 6.63/1.56      inference('split', [status(esa)], [zip_derived_cl1316])).
% 6.63/1.56  thf(clause170, conjecture,
% 6.63/1.56    (~( ( hskp19 ) | ( hskp7 ) | ( c3_1 @ U ) | ( ~( ndr1_0 ) ) | 
% 6.63/1.56        ( ~( c2_1 @ U ) ) | ( ~( c1_1 @ U ) ) ))).
% 6.63/1.56  thf(zf_stmt_46, negated_conjecture,
% 6.63/1.56    (( hskp19 ) | ( hskp7 ) | ( c3_1 @ U ) | ( ~( ndr1_0 ) ) | 
% 6.63/1.56     ( ~( c2_1 @ U ) ) | ( ~( c1_1 @ U ) )),
% 6.63/1.56    inference('cnf.neg', [status(esa)], [clause170])).
% 6.63/1.56  thf(zip_derived_cl169, plain,
% 6.63/1.56      (![X0 : $i]:
% 6.63/1.56         ( (hskp19)
% 6.63/1.56          |  (hskp7)
% 6.63/1.56          |  (c3_1 @ X0)
% 6.63/1.56          | ~ (ndr1_0)
% 6.63/1.56          | ~ (c2_1 @ X0)
% 6.63/1.56          | ~ (c1_1 @ X0))),
% 6.63/1.56      inference('cnf', [status(esa)], [zf_stmt_46])).
% 6.63/1.56  thf(zip_derived_cl610, plain,
% 6.63/1.56      ((![X0 : $i]: (~ (c2_1 @ X0) | ~ (c1_1 @ X0) |  (c3_1 @ X0)))
% 6.63/1.56         <= ((![X0 : $i]: (~ (c2_1 @ X0) | ~ (c1_1 @ X0) |  (c3_1 @ X0))))),
% 6.63/1.56      inference('split', [status(esa)], [zip_derived_cl169])).
% 6.63/1.56  thf(clause83, conjecture, (~( ( c1_1 @ a2285 ) | ( ~( hskp6 ) ) ))).
% 6.63/1.56  thf(zf_stmt_47, negated_conjecture, (( c1_1 @ a2285 ) | ( ~( hskp6 ) )),
% 6.63/1.56    inference('cnf.neg', [status(esa)], [clause83])).
% 6.63/1.56  thf(zip_derived_cl82, plain, (( (c1_1 @ a2285) | ~ (hskp6))),
% 6.63/1.56      inference('cnf', [status(esa)], [zf_stmt_47])).
% 6.63/1.56  thf(zip_derived_cl378, plain, (( (c1_1 @ a2285)) <= (( (c1_1 @ a2285)))),
% 6.63/1.56      inference('split', [status(esa)], [zip_derived_cl82])).
% 6.63/1.56  thf(zip_derived_cl1261, plain,
% 6.63/1.56      ((( (c3_1 @ a2285) | ~ (c2_1 @ a2285)))
% 6.63/1.56         <= (( (c1_1 @ a2285)) & 
% 6.63/1.56             (![X0 : $i]: (~ (c2_1 @ X0) | ~ (c1_1 @ X0) |  (c3_1 @ X0))))),
% 6.63/1.56      inference('s_sup+', [status(thm)], [zip_derived_cl610, zip_derived_cl378])).
% 6.63/1.56  thf('56', plain,
% 6.63/1.56      (~ ( (c1_1 @ a2285)) | 
% 6.63/1.56       ~ (![X0 : $i]: (~ (c2_1 @ X0) | ~ (c1_1 @ X0) |  (c3_1 @ X0))) | 
% 6.63/1.56       ( (c3_1 @ a2285)) | ~ ( (c2_1 @ a2285))),
% 6.63/1.56      inference('split', [status(esa)], [zip_derived_cl1261])).
% 6.63/1.56  thf(clause201, conjecture,
% 6.63/1.56    (~( ( c3_1 @ W ) | ( c2_1 @ W ) | ( c1_1 @ W ) | ( c2_1 @ V ) | 
% 6.63/1.56        ( ~( c3_1 @ V ) ) | ( ~( c0_1 @ V ) ) | ( ~( ndr1_0 ) ) | 
% 6.63/1.56        ( ~( c2_1 @ U ) ) | ( ~( c1_1 @ U ) ) | ( ~( c0_1 @ U ) ) ))).
% 6.63/1.56  thf(zf_stmt_48, negated_conjecture,
% 6.63/1.56    (( c3_1 @ W ) | ( c2_1 @ W ) | ( c1_1 @ W ) | ( c2_1 @ V ) | 
% 6.63/1.56     ( ~( c3_1 @ V ) ) | ( ~( c0_1 @ V ) ) | ( ~( ndr1_0 ) ) | 
% 6.63/1.56     ( ~( c2_1 @ U ) ) | ( ~( c1_1 @ U ) ) | ( ~( c0_1 @ U ) )),
% 6.63/1.56    inference('cnf.neg', [status(esa)], [clause201])).
% 6.63/1.56  thf(zip_derived_cl200, plain,
% 6.63/1.56      (![X0 : $i, X1 : $i, X2 : $i]:
% 6.63/1.56         ( (c3_1 @ X0)
% 6.63/1.56          |  (c2_1 @ X0)
% 6.63/1.56          |  (c1_1 @ X0)
% 6.63/1.56          |  (c2_1 @ X1)
% 6.63/1.56          | ~ (c3_1 @ X1)
% 6.63/1.56          | ~ (c0_1 @ X1)
% 6.63/1.56          | ~ (ndr1_0)
% 6.63/1.56          | ~ (c2_1 @ X2)
% 6.63/1.56          | ~ (c1_1 @ X2)
% 6.63/1.56          | ~ (c0_1 @ X2))),
% 6.63/1.56      inference('cnf', [status(esa)], [zf_stmt_48])).
% 6.63/1.56  thf('57', plain,
% 6.63/1.56      ((![X0 : $i]: (~ (c2_1 @ X0) | ~ (c1_1 @ X0) | ~ (c0_1 @ X0))) | 
% 6.63/1.56       (![X0 : $i]: ( (c2_1 @ X0) |  (c1_1 @ X0) |  (c3_1 @ X0))) | 
% 6.63/1.56       ~ ( (ndr1_0)) | 
% 6.63/1.56       (![X0 : $i]: ( (c2_1 @ X0) | ~ (c0_1 @ X0) | ~ (c3_1 @ X0)))),
% 6.63/1.56      inference('split', [status(esa)], [zip_derived_cl200])).
% 6.63/1.56  thf(clause194, conjecture,
% 6.63/1.56    (~( ( hskp0 ) | ( c3_1 @ V ) | ( c1_1 @ V ) | ( ~( c2_1 @ V ) ) | 
% 6.63/1.56        ( ~( ndr1_0 ) ) | ( ~( c3_1 @ U ) ) | ( ~( c1_1 @ U ) ) | 
% 6.63/1.56        ( ~( c0_1 @ U ) ) ))).
% 6.63/1.56  thf(zf_stmt_49, negated_conjecture,
% 6.63/1.56    (( hskp0 ) | ( c3_1 @ V ) | ( c1_1 @ V ) | ( ~( c2_1 @ V ) ) | 
% 6.63/1.56     ( ~( ndr1_0 ) ) | ( ~( c3_1 @ U ) ) | ( ~( c1_1 @ U ) ) | 
% 6.63/1.56     ( ~( c0_1 @ U ) )),
% 6.63/1.56    inference('cnf.neg', [status(esa)], [clause194])).
% 6.63/1.56  thf(zip_derived_cl193, plain,
% 6.63/1.56      (![X0 : $i, X1 : $i]:
% 6.63/1.56         ( (hskp0)
% 6.63/1.56          |  (c3_1 @ X0)
% 6.63/1.56          |  (c1_1 @ X0)
% 6.63/1.56          | ~ (c2_1 @ X0)
% 6.63/1.56          | ~ (ndr1_0)
% 6.63/1.56          | ~ (c3_1 @ X1)
% 6.63/1.56          | ~ (c1_1 @ X1)
% 6.63/1.56          | ~ (c0_1 @ X1))),
% 6.63/1.56      inference('cnf', [status(esa)], [zf_stmt_49])).
% 6.63/1.56  thf('58', plain,
% 6.63/1.56      (( (hskp0)) | 
% 6.63/1.56       (![X1 : $i]: ( (c1_1 @ X1) |  (c3_1 @ X1) | ~ (c2_1 @ X1))) | 
% 6.63/1.56       (![X1 : $i]: (~ (c1_1 @ X1) | ~ (c0_1 @ X1) | ~ (c3_1 @ X1))) | 
% 6.63/1.56       ~ ( (ndr1_0))),
% 6.63/1.56      inference('split', [status(esa)], [zip_derived_cl193])).
% 6.63/1.56  thf(clause177, conjecture,
% 6.63/1.56    (~( ( hskp1 ) | ( c2_1 @ V ) | ( c1_1 @ V ) | ( c0_1 @ V ) | 
% 6.63/1.56        ( c3_1 @ U ) | ( c1_1 @ U ) | ( ~( ndr1_0 ) ) | ( ~( c2_1 @ U ) ) ))).
% 6.63/1.56  thf(zf_stmt_50, negated_conjecture,
% 6.63/1.56    (( hskp1 ) | ( c2_1 @ V ) | ( c1_1 @ V ) | ( c0_1 @ V ) | ( c3_1 @ U ) | 
% 6.63/1.56     ( c1_1 @ U ) | ( ~( ndr1_0 ) ) | ( ~( c2_1 @ U ) )),
% 6.63/1.56    inference('cnf.neg', [status(esa)], [clause177])).
% 6.63/1.56  thf(zip_derived_cl176, plain,
% 6.63/1.56      (![X0 : $i, X1 : $i]:
% 6.63/1.56         ( (hskp1)
% 6.63/1.56          |  (c2_1 @ X0)
% 6.63/1.56          |  (c1_1 @ X0)
% 6.63/1.56          |  (c0_1 @ X0)
% 6.63/1.56          |  (c3_1 @ X1)
% 6.63/1.56          |  (c1_1 @ X1)
% 6.63/1.56          | ~ (ndr1_0)
% 6.63/1.56          | ~ (c2_1 @ X1))),
% 6.63/1.56      inference('cnf', [status(esa)], [zf_stmt_50])).
% 6.63/1.56  thf(zip_derived_cl638, plain,
% 6.63/1.56      ((![X1 : $i]: ( (c1_1 @ X1) |  (c3_1 @ X1) | ~ (c2_1 @ X1)))
% 6.63/1.56         <= ((![X1 : $i]: ( (c1_1 @ X1) |  (c3_1 @ X1) | ~ (c2_1 @ X1))))),
% 6.63/1.56      inference('split', [status(esa)], [zip_derived_cl176])).
% 6.63/1.56  thf(clause118, conjecture, (~( ( ~( hskp12 ) ) | ( ~( c1_1 @ a2295 ) ) ))).
% 6.63/1.56  thf(zf_stmt_51, negated_conjecture,
% 6.63/1.56    (( ~( hskp12 ) ) | ( ~( c1_1 @ a2295 ) )),
% 6.63/1.56    inference('cnf.neg', [status(esa)], [clause118])).
% 6.63/1.56  thf(zip_derived_cl117, plain, ((~ (hskp12) | ~ (c1_1 @ a2295))),
% 6.63/1.56      inference('cnf', [status(esa)], [zf_stmt_51])).
% 6.63/1.56  thf(zip_derived_cl448, plain, ((~ (c1_1 @ a2295)) <= (~ ( (c1_1 @ a2295)))),
% 6.63/1.56      inference('split', [status(esa)], [zip_derived_cl117])).
% 6.63/1.56  thf(zip_derived_cl2016, plain,
% 6.63/1.56      (((~ (c2_1 @ a2295) |  (c3_1 @ a2295)))
% 6.63/1.56         <= (~ ( (c1_1 @ a2295)) & 
% 6.63/1.56             (![X1 : $i]: ( (c1_1 @ X1) |  (c3_1 @ X1) | ~ (c2_1 @ X1))))),
% 6.63/1.56      inference('s_sup-', [status(thm)], [zip_derived_cl638, zip_derived_cl448])).
% 6.63/1.56  thf('59', plain,
% 6.63/1.56      (~ ( (c2_1 @ a2295)) | 
% 6.63/1.56       ~ (![X1 : $i]: ( (c1_1 @ X1) |  (c3_1 @ X1) | ~ (c2_1 @ X1))) | 
% 6.63/1.56       ( (c1_1 @ a2295)) | ( (c3_1 @ a2295))),
% 6.63/1.56      inference('split', [status(esa)], [zip_derived_cl2016])).
% 6.63/1.56  thf(clause144, conjecture,
% 6.63/1.56    (~( ( hskp12 ) | ( hskp11 ) | ( c3_1 @ U ) | ( c2_1 @ U ) | ( c0_1 @ U ) | 
% 6.63/1.56        ( ~( ndr1_0 ) ) ))).
% 6.63/1.56  thf(zf_stmt_52, negated_conjecture,
% 6.63/1.56    (( hskp12 ) | ( hskp11 ) | ( c3_1 @ U ) | ( c2_1 @ U ) | ( c0_1 @ U ) | 
% 6.63/1.56     ( ~( ndr1_0 ) )),
% 6.63/1.56    inference('cnf.neg', [status(esa)], [clause144])).
% 6.63/1.56  thf(zip_derived_cl143, plain,
% 6.63/1.56      (![X0 : $i]:
% 6.63/1.56         ( (hskp12)
% 6.63/1.56          |  (hskp11)
% 6.63/1.56          |  (c3_1 @ X0)
% 6.63/1.56          |  (c2_1 @ X0)
% 6.63/1.56          |  (c0_1 @ X0)
% 6.63/1.56          | ~ (ndr1_0))),
% 6.63/1.56      inference('cnf', [status(esa)], [zf_stmt_52])).
% 6.63/1.56  thf('60', plain,
% 6.63/1.56      (( (hskp11)) | ( (hskp12)) | 
% 6.63/1.56       (![X0 : $i]: ( (c2_1 @ X0) |  (c0_1 @ X0) |  (c3_1 @ X0))) | 
% 6.63/1.56       ~ ( (ndr1_0))),
% 6.63/1.56      inference('split', [status(esa)], [zip_derived_cl143])).
% 6.63/1.56  thf(zip_derived_cl550, plain,
% 6.63/1.56      ((![X0 : $i]: ( (c2_1 @ X0) | ~ (c0_1 @ X0) |  (c3_1 @ X0)))
% 6.63/1.56         <= ((![X0 : $i]: ( (c2_1 @ X0) | ~ (c0_1 @ X0) |  (c3_1 @ X0))))),
% 6.63/1.56      inference('split', [status(esa)], [zip_derived_cl154])).
% 6.63/1.56  thf(zip_derived_cl454, plain, ((~ (c2_1 @ a2294)) <= (~ ( (c2_1 @ a2294)))),
% 6.63/1.56      inference('split', [status(esa)], [zip_derived_cl120])).
% 6.63/1.56  thf(zip_derived_cl1957, plain,
% 6.63/1.56      ((( (c3_1 @ a2294) | ~ (c0_1 @ a2294)))
% 6.63/1.56         <= (~ ( (c2_1 @ a2294)) & 
% 6.63/1.56             (![X0 : $i]: ( (c2_1 @ X0) | ~ (c0_1 @ X0) |  (c3_1 @ X0))))),
% 6.63/1.56      inference('s_sup-', [status(thm)], [zip_derived_cl550, zip_derived_cl454])).
% 6.63/1.56  thf('61', plain,
% 6.63/1.56      (~ (![X0 : $i]: ( (c2_1 @ X0) | ~ (c0_1 @ X0) |  (c3_1 @ X0))) | 
% 6.63/1.56       ( (c3_1 @ a2294)) | ( (c2_1 @ a2294)) | ~ ( (c0_1 @ a2294))),
% 6.63/1.56      inference('split', [status(esa)], [zip_derived_cl1957])).
% 6.63/1.56  thf(zip_derived_cl574, plain,
% 6.63/1.56      ((![X0 : $i]: ( (c1_1 @ X0) | ~ (c0_1 @ X0) | ~ (c3_1 @ X0)))
% 6.63/1.56         <= ((![X0 : $i]: ( (c1_1 @ X0) | ~ (c0_1 @ X0) | ~ (c3_1 @ X0))))),
% 6.63/1.56      inference('split', [status(esa)], [zip_derived_cl160])).
% 6.63/1.56  thf(zip_derived_cl452, plain, ((~ (c1_1 @ a2294)) <= (~ ( (c1_1 @ a2294)))),
% 6.63/1.56      inference('split', [status(esa)], [zip_derived_cl119])).
% 6.63/1.56  thf(zip_derived_cl1525, plain,
% 6.63/1.56      (((~ (c3_1 @ a2294) | ~ (c0_1 @ a2294)))
% 6.63/1.56         <= (~ ( (c1_1 @ a2294)) & 
% 6.63/1.56             (![X0 : $i]: ( (c1_1 @ X0) | ~ (c0_1 @ X0) | ~ (c3_1 @ X0))))),
% 6.63/1.56      inference('s_sup-', [status(thm)], [zip_derived_cl574, zip_derived_cl452])).
% 6.63/1.56  thf('62', plain,
% 6.63/1.56      (~ ( (c3_1 @ a2294)) | ( (c1_1 @ a2294)) | 
% 6.63/1.56       ~ (![X0 : $i]: ( (c1_1 @ X0) | ~ (c0_1 @ X0) | ~ (c3_1 @ X0))) | 
% 6.63/1.56       ~ ( (c0_1 @ a2294))),
% 6.63/1.56      inference('split', [status(esa)], [zip_derived_cl1525])).
% 6.63/1.56  thf(clause203, conjecture,
% 6.63/1.56    (~( ( c1_1 @ W ) | ( c2_1 @ V ) | ( ~( c3_1 @ W ) ) | ( ~( c0_1 @ W ) ) | 
% 6.63/1.56        ( ~( c1_1 @ V ) ) | ( ~( c0_1 @ V ) ) | ( ~( ndr1_0 ) ) | 
% 6.63/1.56        ( ~( c3_1 @ U ) ) | ( ~( c1_1 @ U ) ) | ( ~( c0_1 @ U ) ) ))).
% 6.63/1.56  thf(zf_stmt_53, negated_conjecture,
% 6.63/1.56    (( c1_1 @ W ) | ( c2_1 @ V ) | ( ~( c3_1 @ W ) ) | ( ~( c0_1 @ W ) ) | 
% 6.63/1.56     ( ~( c1_1 @ V ) ) | ( ~( c0_1 @ V ) ) | ( ~( ndr1_0 ) ) | 
% 6.63/1.56     ( ~( c3_1 @ U ) ) | ( ~( c1_1 @ U ) ) | ( ~( c0_1 @ U ) )),
% 6.63/1.56    inference('cnf.neg', [status(esa)], [clause203])).
% 6.63/1.56  thf(zip_derived_cl202, plain,
% 6.63/1.56      (![X0 : $i, X1 : $i, X2 : $i]:
% 6.63/1.56         ( (c1_1 @ X0)
% 6.63/1.56          |  (c2_1 @ X1)
% 6.63/1.56          | ~ (c3_1 @ X0)
% 6.63/1.56          | ~ (c0_1 @ X0)
% 6.63/1.56          | ~ (c1_1 @ X1)
% 6.63/1.56          | ~ (c0_1 @ X1)
% 6.63/1.56          | ~ (ndr1_0)
% 6.63/1.56          | ~ (c3_1 @ X2)
% 6.63/1.56          | ~ (c1_1 @ X2)
% 6.63/1.56          | ~ (c0_1 @ X2))),
% 6.63/1.56      inference('cnf', [status(esa)], [zf_stmt_53])).
% 6.63/1.56  thf('63', plain,
% 6.63/1.56      ((![X0 : $i]: ( (c1_1 @ X0) | ~ (c0_1 @ X0) | ~ (c3_1 @ X0))) | 
% 6.63/1.56       (![X1 : $i]: (~ (c1_1 @ X1) | ~ (c0_1 @ X1) |  (c2_1 @ X1))) | 
% 6.63/1.56       (![X1 : $i]: (~ (c1_1 @ X1) | ~ (c0_1 @ X1) | ~ (c3_1 @ X1))) | 
% 6.63/1.56       ~ ( (ndr1_0))),
% 6.63/1.56      inference('split', [status(esa)], [zip_derived_cl202])).
% 6.63/1.56  thf(zip_derived_cl610, plain,
% 6.63/1.56      ((![X0 : $i]: (~ (c2_1 @ X0) | ~ (c1_1 @ X0) |  (c3_1 @ X0)))
% 6.63/1.56         <= ((![X0 : $i]: (~ (c2_1 @ X0) | ~ (c1_1 @ X0) |  (c3_1 @ X0))))),
% 6.63/1.56      inference('split', [status(esa)], [zip_derived_cl169])).
% 6.63/1.56  thf(clause51, conjecture, (~( ( c1_1 @ a2309 ) | ( ~( hskp29 ) ) ))).
% 6.63/1.56  thf(zf_stmt_54, negated_conjecture, (( c1_1 @ a2309 ) | ( ~( hskp29 ) )),
% 6.63/1.56    inference('cnf.neg', [status(esa)], [clause51])).
% 6.63/1.56  thf(zip_derived_cl50, plain, (( (c1_1 @ a2309) | ~ (hskp29))),
% 6.63/1.56      inference('cnf', [status(esa)], [zf_stmt_54])).
% 6.63/1.56  thf(zip_derived_cl314, plain, (( (c1_1 @ a2309)) <= (( (c1_1 @ a2309)))),
% 6.63/1.56      inference('split', [status(esa)], [zip_derived_cl50])).
% 6.63/1.56  thf(zip_derived_cl1254, plain,
% 6.63/1.56      ((( (c3_1 @ a2309) | ~ (c2_1 @ a2309)))
% 6.63/1.56         <= (( (c1_1 @ a2309)) & 
% 6.63/1.56             (![X0 : $i]: (~ (c2_1 @ X0) | ~ (c1_1 @ X0) |  (c3_1 @ X0))))),
% 6.63/1.56      inference('s_sup+', [status(thm)], [zip_derived_cl610, zip_derived_cl314])).
% 6.63/1.56  thf('64', plain,
% 6.63/1.56      (( (c3_1 @ a2309)) | ~ ( (c2_1 @ a2309)) | 
% 6.63/1.56       ~ (![X0 : $i]: (~ (c2_1 @ X0) | ~ (c1_1 @ X0) |  (c3_1 @ X0))) | 
% 6.63/1.56       ~ ( (c1_1 @ a2309))),
% 6.63/1.56      inference('split', [status(esa)], [zip_derived_cl1254])).
% 6.63/1.56  thf(clause126, conjecture, (~( ( ~( hskp8 ) ) | ( ~( c1_1 @ a2287 ) ) ))).
% 6.63/1.56  thf(zf_stmt_55, negated_conjecture, (( ~( hskp8 ) ) | ( ~( c1_1 @ a2287 ) )),
% 6.63/1.56    inference('cnf.neg', [status(esa)], [clause126])).
% 6.63/1.56  thf(zip_derived_cl125, plain, ((~ (hskp8) | ~ (c1_1 @ a2287))),
% 6.63/1.56      inference('cnf', [status(esa)], [zf_stmt_55])).
% 6.63/1.56  thf('65', plain, (~ ( (c1_1 @ a2287)) | ~ ( (hskp8))),
% 6.63/1.56      inference('split', [status(esa)], [zip_derived_cl125])).
% 6.63/1.56  thf(zip_derived_cl638, plain,
% 6.63/1.56      ((![X1 : $i]: ( (c1_1 @ X1) |  (c3_1 @ X1) | ~ (c2_1 @ X1)))
% 6.63/1.56         <= ((![X1 : $i]: ( (c1_1 @ X1) |  (c3_1 @ X1) | ~ (c2_1 @ X1))))),
% 6.63/1.56      inference('split', [status(esa)], [zip_derived_cl176])).
% 6.63/1.56  thf(zip_derived_cl464, plain, ((~ (c1_1 @ a2287)) <= (~ ( (c1_1 @ a2287)))),
% 6.63/1.56      inference('split', [status(esa)], [zip_derived_cl125])).
% 6.63/1.56  thf(zip_derived_cl2018, plain,
% 6.63/1.56      (((~ (c2_1 @ a2287) |  (c3_1 @ a2287)))
% 6.63/1.56         <= (~ ( (c1_1 @ a2287)) & 
% 6.63/1.56             (![X1 : $i]: ( (c1_1 @ X1) |  (c3_1 @ X1) | ~ (c2_1 @ X1))))),
% 6.63/1.56      inference('s_sup-', [status(thm)], [zip_derived_cl638, zip_derived_cl464])).
% 6.63/1.56  thf('66', plain,
% 6.63/1.56      (( (c3_1 @ a2287)) | ( (c1_1 @ a2287)) | 
% 6.63/1.56       ~ (![X1 : $i]: ( (c1_1 @ X1) |  (c3_1 @ X1) | ~ (c2_1 @ X1))) | 
% 6.63/1.56       ~ ( (c2_1 @ a2287))),
% 6.63/1.56      inference('split', [status(esa)], [zip_derived_cl2018])).
% 6.63/1.56  thf(clause188, conjecture,
% 6.63/1.56    (~( ( hskp23 ) | ( c3_1 @ V ) | ( c1_1 @ V ) | ( c3_1 @ U ) | 
% 6.63/1.56        ( ~( c2_1 @ V ) ) | ( ~( ndr1_0 ) ) | ( ~( c1_1 @ U ) ) | 
% 6.63/1.56        ( ~( c0_1 @ U ) ) ))).
% 6.63/1.56  thf(zf_stmt_56, negated_conjecture,
% 6.63/1.56    (( hskp23 ) | ( c3_1 @ V ) | ( c1_1 @ V ) | ( c3_1 @ U ) | 
% 6.63/1.56     ( ~( c2_1 @ V ) ) | ( ~( ndr1_0 ) ) | ( ~( c1_1 @ U ) ) | 
% 6.63/1.56     ( ~( c0_1 @ U ) )),
% 6.63/1.56    inference('cnf.neg', [status(esa)], [clause188])).
% 6.63/1.56  thf(zip_derived_cl187, plain,
% 6.63/1.56      (![X0 : $i, X1 : $i]:
% 6.63/1.56         ( (hskp23)
% 6.63/1.56          |  (c3_1 @ X0)
% 6.63/1.56          |  (c1_1 @ X0)
% 6.63/1.56          |  (c3_1 @ X1)
% 6.63/1.56          | ~ (c2_1 @ X0)
% 6.63/1.56          | ~ (ndr1_0)
% 6.63/1.56          | ~ (c1_1 @ X1)
% 6.63/1.56          | ~ (c0_1 @ X1))),
% 6.63/1.56      inference('cnf', [status(esa)], [zf_stmt_56])).
% 6.63/1.56  thf('67', plain,
% 6.63/1.56      ((![X0 : $i]: (~ (c1_1 @ X0) | ~ (c0_1 @ X0) |  (c3_1 @ X0))) | 
% 6.63/1.56       ( (hskp23)) | 
% 6.63/1.56       (![X1 : $i]: ( (c1_1 @ X1) |  (c3_1 @ X1) | ~ (c2_1 @ X1))) | 
% 6.63/1.56       ~ ( (ndr1_0))),
% 6.63/1.56      inference('split', [status(esa)], [zip_derived_cl187])).
% 6.63/1.56  thf(clause159, conjecture,
% 6.63/1.56    (~( ( hskp13 ) | ( hskp12 ) | ( c0_1 @ U ) | ( ~( ndr1_0 ) ) | 
% 6.63/1.56        ( ~( c3_1 @ U ) ) | ( ~( c2_1 @ U ) ) ))).
% 6.63/1.56  thf(zf_stmt_57, negated_conjecture,
% 6.63/1.56    (( hskp13 ) | ( hskp12 ) | ( c0_1 @ U ) | ( ~( ndr1_0 ) ) | 
% 6.63/1.56     ( ~( c3_1 @ U ) ) | ( ~( c2_1 @ U ) )),
% 6.63/1.56    inference('cnf.neg', [status(esa)], [clause159])).
% 6.63/1.56  thf(zip_derived_cl158, plain,
% 6.63/1.56      (![X0 : $i]:
% 6.63/1.56         ( (hskp13)
% 6.63/1.56          |  (hskp12)
% 6.63/1.56          |  (c0_1 @ X0)
% 6.63/1.56          | ~ (ndr1_0)
% 6.63/1.56          | ~ (c3_1 @ X0)
% 6.63/1.56          | ~ (c2_1 @ X0))),
% 6.63/1.56      inference('cnf', [status(esa)], [zf_stmt_57])).
% 6.63/1.56  thf('68', plain,
% 6.63/1.56      (( (hskp13)) | ( (hskp12)) | ~ ( (ndr1_0)) | 
% 6.63/1.56       (![X0 : $i]: (~ (c2_1 @ X0) |  (c0_1 @ X0) | ~ (c3_1 @ X0)))),
% 6.63/1.56      inference('split', [status(esa)], [zip_derived_cl158])).
% 6.63/1.56  thf(clause191, conjecture,
% 6.63/1.56    (~( ( hskp0 ) | ( c0_1 @ V ) | ( c0_1 @ U ) | ( ~( c3_1 @ V ) ) | 
% 6.63/1.56        ( ~( c1_1 @ V ) ) | ( ~( ndr1_0 ) ) | ( ~( c3_1 @ U ) ) | 
% 6.63/1.56        ( ~( c2_1 @ U ) ) ))).
% 6.63/1.56  thf(zf_stmt_58, negated_conjecture,
% 6.63/1.56    (( hskp0 ) | ( c0_1 @ V ) | ( c0_1 @ U ) | ( ~( c3_1 @ V ) ) | 
% 6.63/1.56     ( ~( c1_1 @ V ) ) | ( ~( ndr1_0 ) ) | ( ~( c3_1 @ U ) ) | 
% 6.63/1.56     ( ~( c2_1 @ U ) )),
% 6.63/1.56    inference('cnf.neg', [status(esa)], [clause191])).
% 6.63/1.56  thf(zip_derived_cl190, plain,
% 6.63/1.56      (![X0 : $i, X1 : $i]:
% 6.63/1.56         ( (hskp0)
% 6.63/1.56          |  (c0_1 @ X0)
% 6.63/1.56          |  (c0_1 @ X1)
% 6.63/1.56          | ~ (c3_1 @ X0)
% 6.63/1.56          | ~ (c1_1 @ X0)
% 6.63/1.56          | ~ (ndr1_0)
% 6.63/1.56          | ~ (c3_1 @ X1)
% 6.63/1.56          | ~ (c2_1 @ X1))),
% 6.63/1.56      inference('cnf', [status(esa)], [zf_stmt_58])).
% 6.63/1.56  thf('69', plain,
% 6.63/1.56      (( (hskp0)) | 
% 6.63/1.56       (![X0 : $i]: (~ (c1_1 @ X0) |  (c0_1 @ X0) | ~ (c3_1 @ X0))) | 
% 6.63/1.56       (![X0 : $i]: (~ (c2_1 @ X0) |  (c0_1 @ X0) | ~ (c3_1 @ X0))) | 
% 6.63/1.56       ~ ( (ndr1_0))),
% 6.63/1.56      inference('split', [status(esa)], [zip_derived_cl190])).
% 6.63/1.56  thf(zip_derived_cl378, plain, (( (c1_1 @ a2285)) <= (( (c1_1 @ a2285)))),
% 6.63/1.56      inference('split', [status(esa)], [zip_derived_cl82])).
% 6.63/1.56  thf(zip_derived_cl614, plain,
% 6.63/1.56      ((![X0 : $i]: (~ (c2_1 @ X0) | ~ (c1_1 @ X0) | ~ (c0_1 @ X0)))
% 6.63/1.56         <= ((![X0 : $i]: (~ (c2_1 @ X0) | ~ (c1_1 @ X0) | ~ (c0_1 @ X0))))),
% 6.63/1.56      inference('split', [status(esa)], [zip_derived_cl170])).
% 6.63/1.56  thf(zip_derived_cl964, plain,
% 6.63/1.56      (((~ (c2_1 @ a2285) | ~ (c0_1 @ a2285)))
% 6.63/1.56         <= (( (c1_1 @ a2285)) & 
% 6.63/1.56             (![X0 : $i]: (~ (c2_1 @ X0) | ~ (c1_1 @ X0) | ~ (c0_1 @ X0))))),
% 6.63/1.56      inference('s_sup-', [status(thm)], [zip_derived_cl378, zip_derived_cl614])).
% 6.63/1.56  thf('70', plain,
% 6.63/1.56      (~ ( (c2_1 @ a2285)) | ~ ( (c1_1 @ a2285)) | 
% 6.63/1.56       ~ (![X0 : $i]: (~ (c2_1 @ X0) | ~ (c1_1 @ X0) | ~ (c0_1 @ X0))) | 
% 6.63/1.56       ~ ( (c0_1 @ a2285))),
% 6.63/1.56      inference('split', [status(esa)], [zip_derived_cl964])).
% 6.63/1.56  thf('71', plain, (~ ( (c1_1 @ a2306)) | ~ ( (hskp17))),
% 6.63/1.56      inference('split', [status(esa)], [zip_derived_cl107])).
% 6.63/1.56  thf(zip_derived_cl554, plain,
% 6.63/1.56      ((![X0 : $i]: (~ (c2_1 @ X0) | ~ (c1_1 @ X0) |  (c0_1 @ X0)))
% 6.63/1.56         <= ((![X0 : $i]: (~ (c2_1 @ X0) | ~ (c1_1 @ X0) |  (c0_1 @ X0))))),
% 6.63/1.56      inference('split', [status(esa)], [zip_derived_cl155])).
% 6.63/1.56  thf(clause56, conjecture, (~( ( c1_1 @ a2367 ) | ( ~( hskp27 ) ) ))).
% 6.63/1.56  thf(zf_stmt_59, negated_conjecture, (( c1_1 @ a2367 ) | ( ~( hskp27 ) )),
% 6.63/1.56    inference('cnf.neg', [status(esa)], [clause56])).
% 6.63/1.56  thf(zip_derived_cl55, plain, (( (c1_1 @ a2367) | ~ (hskp27))),
% 6.63/1.56      inference('cnf', [status(esa)], [zf_stmt_59])).
% 6.63/1.56  thf(zip_derived_cl324, plain, (( (c1_1 @ a2367)) <= (( (c1_1 @ a2367)))),
% 6.63/1.56      inference('split', [status(esa)], [zip_derived_cl55])).
% 6.63/1.56  thf(zip_derived_cl1060, plain,
% 6.63/1.56      ((( (c0_1 @ a2367) | ~ (c2_1 @ a2367)))
% 6.63/1.56         <= (( (c1_1 @ a2367)) & 
% 6.63/1.56             (![X0 : $i]: (~ (c2_1 @ X0) | ~ (c1_1 @ X0) |  (c0_1 @ X0))))),
% 6.63/1.56      inference('s_sup+', [status(thm)], [zip_derived_cl554, zip_derived_cl324])).
% 6.63/1.56  thf('72', plain,
% 6.63/1.56      (~ ( (c1_1 @ a2367)) | ( (c0_1 @ a2367)) | 
% 6.63/1.56       ~ (![X0 : $i]: (~ (c2_1 @ X0) | ~ (c1_1 @ X0) |  (c0_1 @ X0))) | 
% 6.63/1.56       ~ ( (c2_1 @ a2367))),
% 6.63/1.56      inference('split', [status(esa)], [zip_derived_cl1060])).
% 6.63/1.56  thf(zip_derived_cl492, plain,
% 6.63/1.56      ((![X0 : $i]: ( (c2_1 @ X0) |  (c1_1 @ X0) |  (c0_1 @ X0)))
% 6.63/1.56         <= ((![X0 : $i]: ( (c2_1 @ X0) |  (c1_1 @ X0) |  (c0_1 @ X0))))),
% 6.63/1.56      inference('split', [status(esa)], [zip_derived_cl139])).
% 6.63/1.56  thf(zip_derived_cl448, plain, ((~ (c1_1 @ a2295)) <= (~ ( (c1_1 @ a2295)))),
% 6.63/1.56      inference('split', [status(esa)], [zip_derived_cl117])).
% 6.63/1.56  thf(zip_derived_cl1043, plain,
% 6.63/1.56      ((( (c0_1 @ a2295) |  (c2_1 @ a2295)))
% 6.63/1.56         <= (~ ( (c1_1 @ a2295)) & 
% 6.63/1.56             (![X0 : $i]: ( (c2_1 @ X0) |  (c1_1 @ X0) |  (c0_1 @ X0))))),
% 6.63/1.56      inference('s_sup-', [status(thm)], [zip_derived_cl492, zip_derived_cl448])).
% 6.63/1.56  thf(zip_derived_cl3090, plain, (( (c2_1 @ a2295)) <= (( (c2_1 @ a2295)))),
% 6.63/1.56      inference('split', [status(esa)], [zip_derived_cl1043])).
% 6.63/1.56  thf(clause168, conjecture,
% 6.63/1.56    (~( ( hskp4 ) | ( hskp2 ) | ( c3_1 @ U ) | ( ~( ndr1_0 ) ) | 
% 6.63/1.56        ( ~( c2_1 @ U ) ) | ( ~( c0_1 @ U ) ) ))).
% 6.63/1.56  thf(zf_stmt_60, negated_conjecture,
% 6.63/1.56    (( hskp4 ) | ( hskp2 ) | ( c3_1 @ U ) | ( ~( ndr1_0 ) ) | 
% 6.63/1.56     ( ~( c2_1 @ U ) ) | ( ~( c0_1 @ U ) )),
% 6.63/1.56    inference('cnf.neg', [status(esa)], [clause168])).
% 6.63/1.56  thf(zip_derived_cl167, plain,
% 6.63/1.56      (![X0 : $i]:
% 6.63/1.56         ( (hskp4)
% 6.63/1.56          |  (hskp2)
% 6.63/1.56          |  (c3_1 @ X0)
% 6.63/1.56          | ~ (ndr1_0)
% 6.63/1.56          | ~ (c2_1 @ X0)
% 6.63/1.56          | ~ (c0_1 @ X0))),
% 6.63/1.56      inference('cnf', [status(esa)], [zf_stmt_60])).
% 6.63/1.56  thf(zip_derived_cl602, plain,
% 6.63/1.56      ((![X0 : $i]: (~ (c2_1 @ X0) | ~ (c0_1 @ X0) |  (c3_1 @ X0)))
% 6.63/1.56         <= ((![X0 : $i]: (~ (c2_1 @ X0) | ~ (c0_1 @ X0) |  (c3_1 @ X0))))),
% 6.63/1.56      inference('split', [status(esa)], [zip_derived_cl167])).
% 6.63/1.56  thf(zip_derived_cl3094, plain,
% 6.63/1.56      (((~ (c0_1 @ a2295) |  (c3_1 @ a2295)))
% 6.63/1.56         <= ((![X0 : $i]: (~ (c2_1 @ X0) | ~ (c0_1 @ X0) |  (c3_1 @ X0))) & 
% 6.63/1.56             ( (c2_1 @ a2295)))),
% 6.63/1.56      inference('s_sup-', [status(thm)],
% 6.63/1.56                [zip_derived_cl3090, zip_derived_cl602])).
% 6.63/1.56  thf('73', plain,
% 6.63/1.56      (~ ( (c2_1 @ a2295)) | 
% 6.63/1.56       ~ (![X0 : $i]: (~ (c2_1 @ X0) | ~ (c0_1 @ X0) |  (c3_1 @ X0))) | 
% 6.63/1.56       ~ ( (c0_1 @ a2295)) | ( (c3_1 @ a2295))),
% 6.63/1.56      inference('split', [status(esa)], [zip_derived_cl3094])).
% 6.63/1.56  thf(clause162, conjecture,
% 6.63/1.56    (~( ( hskp4 ) | ( hskp1 ) | ( c1_1 @ U ) | ( ~( ndr1_0 ) ) | 
% 6.63/1.56        ( ~( c3_1 @ U ) ) | ( ~( c2_1 @ U ) ) ))).
% 6.63/1.56  thf(zf_stmt_61, negated_conjecture,
% 6.63/1.56    (( hskp4 ) | ( hskp1 ) | ( c1_1 @ U ) | ( ~( ndr1_0 ) ) | 
% 6.63/1.56     ( ~( c3_1 @ U ) ) | ( ~( c2_1 @ U ) )),
% 6.63/1.56    inference('cnf.neg', [status(esa)], [clause162])).
% 6.63/1.56  thf(zip_derived_cl161, plain,
% 6.63/1.56      (![X0 : $i]:
% 6.63/1.56         ( (hskp4)
% 6.63/1.56          |  (hskp1)
% 6.63/1.56          |  (c1_1 @ X0)
% 6.63/1.56          | ~ (ndr1_0)
% 6.63/1.56          | ~ (c3_1 @ X0)
% 6.63/1.56          | ~ (c2_1 @ X0))),
% 6.63/1.56      inference('cnf', [status(esa)], [zf_stmt_61])).
% 6.63/1.56  thf(zip_derived_cl578, plain,
% 6.63/1.56      ((![X0 : $i]: (~ (c2_1 @ X0) |  (c1_1 @ X0) | ~ (c3_1 @ X0)))
% 6.63/1.56         <= ((![X0 : $i]: (~ (c2_1 @ X0) |  (c1_1 @ X0) | ~ (c3_1 @ X0))))),
% 6.63/1.56      inference('split', [status(esa)], [zip_derived_cl161])).
% 6.63/1.56  thf(zip_derived_cl448, plain, ((~ (c1_1 @ a2295)) <= (~ ( (c1_1 @ a2295)))),
% 6.63/1.56      inference('split', [status(esa)], [zip_derived_cl117])).
% 6.63/1.56  thf(zip_derived_cl1565, plain,
% 6.63/1.56      (((~ (c3_1 @ a2295) | ~ (c2_1 @ a2295)))
% 6.63/1.56         <= (~ ( (c1_1 @ a2295)) & 
% 6.63/1.56             (![X0 : $i]: (~ (c2_1 @ X0) |  (c1_1 @ X0) | ~ (c3_1 @ X0))))),
% 6.63/1.56      inference('s_sup-', [status(thm)], [zip_derived_cl578, zip_derived_cl448])).
% 6.63/1.56  thf(zip_derived_cl2036, plain, ((~ (c2_1 @ a2295)) <= (~ ( (c2_1 @ a2295)))),
% 6.63/1.56      inference('split', [status(esa)], [zip_derived_cl1565])).
% 6.63/1.56  thf(zip_derived_cl550, plain,
% 6.63/1.56      ((![X0 : $i]: ( (c2_1 @ X0) | ~ (c0_1 @ X0) |  (c3_1 @ X0)))
% 6.63/1.56         <= ((![X0 : $i]: ( (c2_1 @ X0) | ~ (c0_1 @ X0) |  (c3_1 @ X0))))),
% 6.63/1.56      inference('split', [status(esa)], [zip_derived_cl154])).
% 6.63/1.56  thf(zip_derived_cl2040, plain,
% 6.63/1.56      (((~ (c0_1 @ a2295) |  (c3_1 @ a2295)))
% 6.63/1.56         <= (~ ( (c2_1 @ a2295)) & 
% 6.63/1.56             (![X0 : $i]: ( (c2_1 @ X0) | ~ (c0_1 @ X0) |  (c3_1 @ X0))))),
% 6.63/1.56      inference('s_sup+', [status(thm)],
% 6.63/1.56                [zip_derived_cl2036, zip_derived_cl550])).
% 6.63/1.56  thf('74', plain,
% 6.63/1.56      (( (c2_1 @ a2295)) | 
% 6.63/1.56       ~ (![X0 : $i]: ( (c2_1 @ X0) | ~ (c0_1 @ X0) |  (c3_1 @ X0))) | 
% 6.63/1.56       ( (c3_1 @ a2295)) | ~ ( (c0_1 @ a2295))),
% 6.63/1.56      inference('split', [status(esa)], [zip_derived_cl2040])).
% 6.63/1.56  thf(clause12, conjecture, (~( ( ndr1_0 ) | ( ~( hskp20 ) ) ))).
% 6.63/1.56  thf(zf_stmt_62, negated_conjecture, (( ndr1_0 ) | ( ~( hskp20 ) )),
% 6.63/1.56    inference('cnf.neg', [status(esa)], [clause12])).
% 6.63/1.56  thf(zip_derived_cl11, plain, (( (ndr1_0) | ~ (hskp20))),
% 6.63/1.56      inference('cnf', [status(esa)], [zf_stmt_62])).
% 6.63/1.56  thf('75', plain, (~ ( (hskp20)) | ( (ndr1_0))),
% 6.63/1.56      inference('split', [status(esa)], [zip_derived_cl11])).
% 6.63/1.56  thf(clause63, conjecture, (~( ( c3_1 @ a2327 ) | ( ~( hskp23 ) ) ))).
% 6.63/1.56  thf(zf_stmt_63, negated_conjecture, (( c3_1 @ a2327 ) | ( ~( hskp23 ) )),
% 6.63/1.56    inference('cnf.neg', [status(esa)], [clause63])).
% 6.63/1.56  thf(zip_derived_cl62, plain, (( (c3_1 @ a2327) | ~ (hskp23))),
% 6.63/1.56      inference('cnf', [status(esa)], [zf_stmt_63])).
% 6.63/1.56  thf('76', plain, (( (c3_1 @ a2327)) | ~ ( (hskp23))),
% 6.63/1.56      inference('split', [status(esa)], [zip_derived_cl62])).
% 6.63/1.56  thf(clause97, conjecture, (~( ( ~( hskp23 ) ) | ( ~( c0_1 @ a2327 ) ) ))).
% 6.63/1.56  thf(zf_stmt_64, negated_conjecture,
% 6.63/1.56    (( ~( hskp23 ) ) | ( ~( c0_1 @ a2327 ) )),
% 6.63/1.56    inference('cnf.neg', [status(esa)], [clause97])).
% 6.63/1.56  thf(zip_derived_cl96, plain, ((~ (hskp23) | ~ (c0_1 @ a2327))),
% 6.63/1.56      inference('cnf', [status(esa)], [zf_stmt_64])).
% 6.63/1.56  thf('77', plain, (~ ( (c0_1 @ a2327)) | ~ ( (hskp23))),
% 6.63/1.56      inference('split', [status(esa)], [zip_derived_cl96])).
% 6.63/1.56  thf(clause98, conjecture, (~( ( ~( hskp23 ) ) | ( ~( c2_1 @ a2327 ) ) ))).
% 6.63/1.56  thf(zf_stmt_65, negated_conjecture,
% 6.63/1.56    (( ~( hskp23 ) ) | ( ~( c2_1 @ a2327 ) )),
% 6.63/1.56    inference('cnf.neg', [status(esa)], [clause98])).
% 6.63/1.56  thf(zip_derived_cl97, plain, ((~ (hskp23) | ~ (c2_1 @ a2327))),
% 6.63/1.56      inference('cnf', [status(esa)], [zf_stmt_65])).
% 6.63/1.56  thf('78', plain, (~ ( (c2_1 @ a2327)) | ~ ( (hskp23))),
% 6.63/1.56      inference('split', [status(esa)], [zip_derived_cl97])).
% 6.63/1.56  thf(clause181, conjecture,
% 6.63/1.56    (~( ( hskp23 ) | ( c3_1 @ V ) | ( c1_1 @ V ) | ( c3_1 @ U ) | 
% 6.63/1.56        ( c2_1 @ U ) | ( ~( c0_1 @ V ) ) | ( ~( ndr1_0 ) ) | ( ~( c0_1 @ U ) ) ))).
% 6.63/1.56  thf(zf_stmt_66, negated_conjecture,
% 6.63/1.56    (( hskp23 ) | ( c3_1 @ V ) | ( c1_1 @ V ) | ( c3_1 @ U ) | ( c2_1 @ U ) | 
% 6.63/1.56     ( ~( c0_1 @ V ) ) | ( ~( ndr1_0 ) ) | ( ~( c0_1 @ U ) )),
% 6.63/1.56    inference('cnf.neg', [status(esa)], [clause181])).
% 6.63/1.56  thf(zip_derived_cl180, plain,
% 6.63/1.56      (![X0 : $i, X1 : $i]:
% 6.63/1.56         ( (hskp23)
% 6.63/1.56          |  (c3_1 @ X0)
% 6.63/1.56          |  (c1_1 @ X0)
% 6.63/1.56          |  (c3_1 @ X1)
% 6.63/1.56          |  (c2_1 @ X1)
% 6.63/1.56          | ~ (c0_1 @ X0)
% 6.63/1.56          | ~ (ndr1_0)
% 6.63/1.56          | ~ (c0_1 @ X1))),
% 6.63/1.56      inference('cnf', [status(esa)], [zf_stmt_66])).
% 6.63/1.56  thf('79', plain,
% 6.63/1.56      (( (hskp23)) | 
% 6.63/1.56       (![X0 : $i]: ( (c1_1 @ X0) | ~ (c0_1 @ X0) |  (c3_1 @ X0))) | 
% 6.63/1.56       ~ ( (ndr1_0)) | 
% 6.63/1.56       (![X0 : $i]: ( (c2_1 @ X0) | ~ (c0_1 @ X0) |  (c3_1 @ X0)))),
% 6.63/1.56      inference('split', [status(esa)], [zip_derived_cl180])).
% 6.63/1.56  thf(clause195, conjecture,
% 6.63/1.56    (~( ( hskp12 ) | ( c1_1 @ V ) | ( c3_1 @ U ) | ( ~( c2_1 @ V ) ) | 
% 6.63/1.56        ( ~( c0_1 @ V ) ) | ( ~( ndr1_0 ) ) | ( ~( c2_1 @ U ) ) | 
% 6.63/1.56        ( ~( c0_1 @ U ) ) ))).
% 6.63/1.56  thf(zf_stmt_67, negated_conjecture,
% 6.63/1.56    (( hskp12 ) | ( c1_1 @ V ) | ( c3_1 @ U ) | ( ~( c2_1 @ V ) ) | 
% 6.63/1.56     ( ~( c0_1 @ V ) ) | ( ~( ndr1_0 ) ) | ( ~( c2_1 @ U ) ) | 
% 6.63/1.56     ( ~( c0_1 @ U ) )),
% 6.63/1.56    inference('cnf.neg', [status(esa)], [clause195])).
% 6.63/1.56  thf(zip_derived_cl194, plain,
% 6.63/1.56      (![X0 : $i, X1 : $i]:
% 6.63/1.56         ( (hskp12)
% 6.63/1.56          |  (c1_1 @ X0)
% 6.63/1.56          |  (c3_1 @ X1)
% 6.63/1.56          | ~ (c2_1 @ X0)
% 6.63/1.56          | ~ (c0_1 @ X0)
% 6.63/1.56          | ~ (ndr1_0)
% 6.63/1.56          | ~ (c2_1 @ X1)
% 6.63/1.56          | ~ (c0_1 @ X1))),
% 6.63/1.56      inference('cnf', [status(esa)], [zf_stmt_67])).
% 6.63/1.56  thf('80', plain,
% 6.63/1.56      ((![X0 : $i]: (~ (c2_1 @ X0) |  (c1_1 @ X0) | ~ (c0_1 @ X0))) | 
% 6.63/1.56       ( (hskp12)) | ~ ( (ndr1_0)) | 
% 6.63/1.56       (![X0 : $i]: (~ (c2_1 @ X0) | ~ (c0_1 @ X0) |  (c3_1 @ X0)))),
% 6.63/1.56      inference('split', [status(esa)], [zip_derived_cl194])).
% 6.63/1.56  thf(zip_derived_cl602, plain,
% 6.63/1.56      ((![X0 : $i]: (~ (c2_1 @ X0) | ~ (c0_1 @ X0) |  (c3_1 @ X0)))
% 6.63/1.56         <= ((![X0 : $i]: (~ (c2_1 @ X0) | ~ (c0_1 @ X0) |  (c3_1 @ X0))))),
% 6.63/1.56      inference('split', [status(esa)], [zip_derived_cl167])).
% 6.63/1.56  thf(clause78, conjecture, (~( ( c2_1 @ a2293 ) | ( ~( hskp10 ) ) ))).
% 6.63/1.56  thf(zf_stmt_68, negated_conjecture, (( c2_1 @ a2293 ) | ( ~( hskp10 ) )),
% 6.63/1.56    inference('cnf.neg', [status(esa)], [clause78])).
% 6.63/1.56  thf(zip_derived_cl77, plain, (( (c2_1 @ a2293) | ~ (hskp10))),
% 6.63/1.56      inference('cnf', [status(esa)], [zf_stmt_68])).
% 6.63/1.56  thf(zip_derived_cl368, plain, (( (c2_1 @ a2293)) <= (( (c2_1 @ a2293)))),
% 6.63/1.56      inference('split', [status(esa)], [zip_derived_cl77])).
% 6.63/1.56  thf(zip_derived_cl1234, plain,
% 6.63/1.56      ((( (c3_1 @ a2293) | ~ (c0_1 @ a2293)))
% 6.63/1.56         <= (( (c2_1 @ a2293)) & 
% 6.63/1.56             (![X0 : $i]: (~ (c2_1 @ X0) | ~ (c0_1 @ X0) |  (c3_1 @ X0))))),
% 6.63/1.56      inference('s_sup+', [status(thm)], [zip_derived_cl602, zip_derived_cl368])).
% 6.63/1.56  thf('81', plain,
% 6.63/1.56      (~ (![X0 : $i]: (~ (c2_1 @ X0) | ~ (c0_1 @ X0) |  (c3_1 @ X0))) | 
% 6.63/1.56       ~ ( (c2_1 @ a2293)) | ( (c3_1 @ a2293)) | ~ ( (c0_1 @ a2293))),
% 6.63/1.56      inference('split', [status(esa)], [zip_derived_cl1234])).
% 6.63/1.56  thf(clause77, conjecture, (~( ( c0_1 @ a2293 ) | ( ~( hskp10 ) ) ))).
% 6.63/1.56  thf(zf_stmt_69, negated_conjecture, (( c0_1 @ a2293 ) | ( ~( hskp10 ) )),
% 6.63/1.56    inference('cnf.neg', [status(esa)], [clause77])).
% 6.63/1.56  thf(zip_derived_cl76, plain, (( (c0_1 @ a2293) | ~ (hskp10))),
% 6.63/1.56      inference('cnf', [status(esa)], [zf_stmt_69])).
% 6.63/1.56  thf('82', plain, (( (c0_1 @ a2293)) | ~ ( (hskp10))),
% 6.63/1.56      inference('split', [status(esa)], [zip_derived_cl76])).
% 6.63/1.56  thf('83', plain, (( (c2_1 @ a2293)) | ~ ( (hskp10))),
% 6.63/1.56      inference('split', [status(esa)], [zip_derived_cl77])).
% 6.63/1.56  thf(clause122, conjecture, (~( ( ~( hskp10 ) ) | ( ~( c3_1 @ a2293 ) ) ))).
% 6.63/1.56  thf(zf_stmt_70, negated_conjecture,
% 6.63/1.56    (( ~( hskp10 ) ) | ( ~( c3_1 @ a2293 ) )),
% 6.63/1.56    inference('cnf.neg', [status(esa)], [clause122])).
% 6.63/1.56  thf(zip_derived_cl121, plain, ((~ (hskp10) | ~ (c3_1 @ a2293))),
% 6.63/1.56      inference('cnf', [status(esa)], [zf_stmt_70])).
% 6.63/1.56  thf('84', plain, (~ ( (c3_1 @ a2293)) | ~ ( (hskp10))),
% 6.63/1.56      inference('split', [status(esa)], [zip_derived_cl121])).
% 6.63/1.56  thf(clause143, conjecture,
% 6.63/1.56    (~( ( hskp10 ) | ( hskp6 ) | ( c3_1 @ U ) | ( c2_1 @ U ) | ( c0_1 @ U ) | 
% 6.63/1.56        ( ~( ndr1_0 ) ) ))).
% 6.63/1.56  thf(zf_stmt_71, negated_conjecture,
% 6.63/1.56    (( hskp10 ) | ( hskp6 ) | ( c3_1 @ U ) | ( c2_1 @ U ) | ( c0_1 @ U ) | 
% 6.63/1.56     ( ~( ndr1_0 ) )),
% 6.63/1.56    inference('cnf.neg', [status(esa)], [clause143])).
% 6.63/1.56  thf(zip_derived_cl142, plain,
% 6.63/1.56      (![X0 : $i]:
% 6.63/1.56         ( (hskp10)
% 6.63/1.56          |  (hskp6)
% 6.63/1.56          |  (c3_1 @ X0)
% 6.63/1.56          |  (c2_1 @ X0)
% 6.63/1.56          |  (c0_1 @ X0)
% 6.63/1.56          | ~ (ndr1_0))),
% 6.63/1.56      inference('cnf', [status(esa)], [zf_stmt_71])).
% 6.63/1.56  thf('85', plain,
% 6.63/1.56      (( (hskp10)) | ( (hskp6)) | 
% 6.63/1.56       (![X0 : $i]: ( (c2_1 @ X0) |  (c0_1 @ X0) |  (c3_1 @ X0))) | 
% 6.63/1.56       ~ ( (ndr1_0))),
% 6.63/1.56      inference('split', [status(esa)], [zip_derived_cl142])).
% 6.63/1.56  thf(clause199, conjecture,
% 6.63/1.56    (~( ( c3_1 @ W ) | ( c2_1 @ W ) | ( c0_1 @ W ) | ( c2_1 @ V ) | 
% 6.63/1.56        ( c0_1 @ V ) | ( c0_1 @ U ) | ( ~( c3_1 @ V ) ) | ( ~( ndr1_0 ) ) | 
% 6.63/1.56        ( ~( c2_1 @ U ) ) | ( ~( c1_1 @ U ) ) ))).
% 6.63/1.56  thf(zf_stmt_72, negated_conjecture,
% 6.63/1.56    (( c3_1 @ W ) | ( c2_1 @ W ) | ( c0_1 @ W ) | ( c2_1 @ V ) | 
% 6.63/1.56     ( c0_1 @ V ) | ( c0_1 @ U ) | ( ~( c3_1 @ V ) ) | ( ~( ndr1_0 ) ) | 
% 6.63/1.56     ( ~( c2_1 @ U ) ) | ( ~( c1_1 @ U ) )),
% 6.63/1.56    inference('cnf.neg', [status(esa)], [clause199])).
% 6.63/1.56  thf(zip_derived_cl198, plain,
% 6.63/1.56      (![X0 : $i, X1 : $i, X2 : $i]:
% 6.63/1.56         ( (c3_1 @ X0)
% 6.63/1.56          |  (c2_1 @ X0)
% 6.63/1.56          |  (c0_1 @ X0)
% 6.63/1.56          |  (c2_1 @ X1)
% 6.63/1.56          |  (c0_1 @ X1)
% 6.63/1.56          |  (c0_1 @ X2)
% 6.63/1.56          | ~ (c3_1 @ X1)
% 6.63/1.56          | ~ (ndr1_0)
% 6.63/1.56          | ~ (c2_1 @ X2)
% 6.63/1.56          | ~ (c1_1 @ X2))),
% 6.63/1.56      inference('cnf', [status(esa)], [zf_stmt_72])).
% 6.63/1.56  thf('86', plain,
% 6.63/1.56      ((![X0 : $i]: (~ (c2_1 @ X0) | ~ (c1_1 @ X0) |  (c0_1 @ X0))) | 
% 6.63/1.56       (![X0 : $i]: ( (c2_1 @ X0) |  (c0_1 @ X0) | ~ (c3_1 @ X0))) | 
% 6.63/1.56       ~ ( (ndr1_0)) | 
% 6.63/1.56       (![X0 : $i]: ( (c2_1 @ X0) |  (c0_1 @ X0) |  (c3_1 @ X0)))),
% 6.63/1.56      inference('split', [status(esa)], [zip_derived_cl198])).
% 6.63/1.56  thf(zip_derived_cl554, plain,
% 6.63/1.56      ((![X0 : $i]: (~ (c2_1 @ X0) | ~ (c1_1 @ X0) |  (c0_1 @ X0)))
% 6.63/1.56         <= ((![X0 : $i]: (~ (c2_1 @ X0) | ~ (c1_1 @ X0) |  (c0_1 @ X0))))),
% 6.63/1.56      inference('split', [status(esa)], [zip_derived_cl155])).
% 6.63/1.56  thf(zip_derived_cl392, plain, (( (c1_1 @ a2276)) <= (( (c1_1 @ a2276)))),
% 6.63/1.56      inference('split', [status(esa)], [zip_derived_cl89])).
% 6.63/1.56  thf(zip_derived_cl1068, plain,
% 6.63/1.56      ((( (c0_1 @ a2276) | ~ (c2_1 @ a2276)))
% 6.63/1.56         <= (( (c1_1 @ a2276)) & 
% 6.63/1.56             (![X0 : $i]: (~ (c2_1 @ X0) | ~ (c1_1 @ X0) |  (c0_1 @ X0))))),
% 6.63/1.56      inference('s_sup+', [status(thm)], [zip_derived_cl554, zip_derived_cl392])).
% 6.63/1.56  thf('87', plain,
% 6.63/1.56      (~ ( (c2_1 @ a2276)) | 
% 6.63/1.56       ~ (![X0 : $i]: (~ (c2_1 @ X0) | ~ (c1_1 @ X0) |  (c0_1 @ X0))) | 
% 6.63/1.56       ( (c0_1 @ a2276)) | ~ ( (c1_1 @ a2276))),
% 6.63/1.56      inference('split', [status(esa)], [zip_derived_cl1068])).
% 6.63/1.56  thf('88', plain,
% 6.63/1.56      (( (c2_1 @ a2276)) | ~ ( (c3_1 @ a2276)) | 
% 6.63/1.56       ~ (![X0 : $i]: ( (c2_1 @ X0) | ~ (c1_1 @ X0) | ~ (c3_1 @ X0))) | 
% 6.63/1.56       ~ ( (c1_1 @ a2276))),
% 6.63/1.56      inference('split', [status(esa)], [zip_derived_cl1140])).
% 6.63/1.56  thf('89', plain,
% 6.63/1.56      (( (hskp0)) | 
% 6.63/1.56       (![X0 : $i]: ( (c2_1 @ X0) |  (c1_1 @ X0) | ~ (c0_1 @ X0))) | 
% 6.63/1.56       (![X1 : $i]: (~ (c0_1 @ X1) | ~ (c3_1 @ X1) | ~ (c2_1 @ X1))) | 
% 6.63/1.56       ~ ( (ndr1_0))),
% 6.63/1.56      inference('split', [status(esa)], [zip_derived_cl191])).
% 6.63/1.56  thf(zip_derived_cl578, plain,
% 6.63/1.56      ((![X0 : $i]: (~ (c2_1 @ X0) |  (c1_1 @ X0) | ~ (c3_1 @ X0)))
% 6.63/1.56         <= ((![X0 : $i]: (~ (c2_1 @ X0) |  (c1_1 @ X0) | ~ (c3_1 @ X0))))),
% 6.63/1.56      inference('split', [status(esa)], [zip_derived_cl161])).
% 6.63/1.56  thf(zip_derived_cl418, plain, ((~ (c1_1 @ a2323)) <= (~ ( (c1_1 @ a2323)))),
% 6.63/1.56      inference('split', [status(esa)], [zip_derived_cl102])).
% 6.63/1.56  thf(zip_derived_cl1562, plain,
% 6.63/1.56      (((~ (c3_1 @ a2323) | ~ (c2_1 @ a2323)))
% 6.63/1.56         <= (~ ( (c1_1 @ a2323)) & 
% 6.63/1.56             (![X0 : $i]: (~ (c2_1 @ X0) |  (c1_1 @ X0) | ~ (c3_1 @ X0))))),
% 6.63/1.56      inference('s_sup-', [status(thm)], [zip_derived_cl578, zip_derived_cl418])).
% 6.63/1.56  thf('90', plain,
% 6.63/1.56      (~ (![X0 : $i]: (~ (c2_1 @ X0) |  (c1_1 @ X0) | ~ (c3_1 @ X0))) | 
% 6.63/1.56       ~ ( (c3_1 @ a2323)) | ( (c1_1 @ a2323)) | ~ ( (c2_1 @ a2323))),
% 6.63/1.56      inference('split', [status(esa)], [zip_derived_cl1562])).
% 6.63/1.56  thf(zip_derived_cl699, plain,
% 6.63/1.56      ((![X0 : $i]: ( (c2_1 @ X0) |  (c1_1 @ X0) | ~ (c0_1 @ X0)))
% 6.63/1.56         <= ((![X0 : $i]: ( (c2_1 @ X0) |  (c1_1 @ X0) | ~ (c0_1 @ X0))))),
% 6.63/1.56      inference('split', [status(esa)], [zip_derived_cl191])).
% 6.63/1.56  thf(zip_derived_cl452, plain, ((~ (c1_1 @ a2294)) <= (~ ( (c1_1 @ a2294)))),
% 6.63/1.56      inference('split', [status(esa)], [zip_derived_cl119])).
% 6.63/1.56  thf(zip_derived_cl2154, plain,
% 6.63/1.56      (((~ (c0_1 @ a2294) |  (c2_1 @ a2294)))
% 6.63/1.56         <= (~ ( (c1_1 @ a2294)) & 
% 6.63/1.56             (![X0 : $i]: ( (c2_1 @ X0) |  (c1_1 @ X0) | ~ (c0_1 @ X0))))),
% 6.63/1.56      inference('s_sup-', [status(thm)], [zip_derived_cl699, zip_derived_cl452])).
% 6.63/1.56  thf('91', plain,
% 6.63/1.56      (~ (![X0 : $i]: ( (c2_1 @ X0) |  (c1_1 @ X0) | ~ (c0_1 @ X0))) | 
% 6.63/1.56       ~ ( (c0_1 @ a2294)) | ( (c1_1 @ a2294)) | ( (c2_1 @ a2294))),
% 6.63/1.56      inference('split', [status(esa)], [zip_derived_cl2154])).
% 6.63/1.56  thf('92', plain, (~ ( (c1_1 @ a2323)) | ~ ( (hskp20))),
% 6.63/1.56      inference('split', [status(esa)], [zip_derived_cl102])).
% 6.63/1.56  thf(clause21, conjecture, (~( ( ndr1_0 ) | ( ~( hskp11 ) ) ))).
% 6.63/1.56  thf(zf_stmt_73, negated_conjecture, (( ndr1_0 ) | ( ~( hskp11 ) )),
% 6.63/1.56    inference('cnf.neg', [status(esa)], [clause21])).
% 6.63/1.56  thf(zip_derived_cl20, plain, (( (ndr1_0) | ~ (hskp11))),
% 6.63/1.56      inference('cnf', [status(esa)], [zf_stmt_73])).
% 6.63/1.56  thf('93', plain, (~ ( (hskp11)) | ( (ndr1_0))),
% 6.63/1.56      inference('split', [status(esa)], [zip_derived_cl20])).
% 6.63/1.56  thf(clause76, conjecture, (~( ( c0_1 @ a2294 ) | ( ~( hskp11 ) ) ))).
% 6.63/1.56  thf(zf_stmt_74, negated_conjecture, (( c0_1 @ a2294 ) | ( ~( hskp11 ) )),
% 6.63/1.56    inference('cnf.neg', [status(esa)], [clause76])).
% 6.63/1.56  thf(zip_derived_cl75, plain, (( (c0_1 @ a2294) | ~ (hskp11))),
% 6.63/1.56      inference('cnf', [status(esa)], [zf_stmt_74])).
% 6.63/1.56  thf('94', plain, (( (c0_1 @ a2294)) | ~ ( (hskp11))),
% 6.63/1.56      inference('split', [status(esa)], [zip_derived_cl75])).
% 6.63/1.56  thf('95', plain, (~ ( (c1_1 @ a2294)) | ~ ( (hskp11))),
% 6.63/1.56      inference('split', [status(esa)], [zip_derived_cl119])).
% 6.63/1.56  thf('96', plain, (~ ( (c2_1 @ a2294)) | ~ ( (hskp11))),
% 6.63/1.56      inference('split', [status(esa)], [zip_derived_cl120])).
% 6.63/1.56  thf(clause37, conjecture, (~( ( hskp30 ) | ( hskp11 ) | ( hskp6 ) ))).
% 6.63/1.56  thf(zf_stmt_75, negated_conjecture, (( hskp30 ) | ( hskp11 ) | ( hskp6 )),
% 6.63/1.56    inference('cnf.neg', [status(esa)], [clause37])).
% 6.63/1.56  thf(zip_derived_cl36, plain, (( (hskp30) |  (hskp11) |  (hskp6))),
% 6.63/1.56      inference('cnf', [status(esa)], [zf_stmt_75])).
% 6.63/1.56  thf('97', plain, (( (hskp30)) | ( (hskp11)) | ( (hskp6))),
% 6.63/1.56      inference('split', [status(esa)], [zip_derived_cl36])).
% 6.63/1.56  thf(zip_derived_cl531, plain,
% 6.63/1.56      ((![X0 : $i]: ( (c2_1 @ X0) |  (c0_1 @ X0) | ~ (c3_1 @ X0)))
% 6.63/1.56         <= ((![X0 : $i]: ( (c2_1 @ X0) |  (c0_1 @ X0) | ~ (c3_1 @ X0))))),
% 6.63/1.56      inference('split', [status(esa)], [zip_derived_cl149])).
% 6.63/1.56  thf(zip_derived_cl408, plain, ((~ (c2_1 @ a2327)) <= (~ ( (c2_1 @ a2327)))),
% 6.63/1.56      inference('split', [status(esa)], [zip_derived_cl97])).
% 6.63/1.56  thf(zip_derived_cl1734, plain,
% 6.63/1.56      (((~ (c3_1 @ a2327) |  (c0_1 @ a2327)))
% 6.63/1.56         <= (~ ( (c2_1 @ a2327)) & 
% 6.63/1.56             (![X0 : $i]: ( (c2_1 @ X0) |  (c0_1 @ X0) | ~ (c3_1 @ X0))))),
% 6.63/1.56      inference('s_sup-', [status(thm)], [zip_derived_cl531, zip_derived_cl408])).
% 6.63/1.56  thf('98', plain,
% 6.63/1.56      (~ (![X0 : $i]: ( (c2_1 @ X0) |  (c0_1 @ X0) | ~ (c3_1 @ X0))) | 
% 6.63/1.56       ( (c0_1 @ a2327)) | ( (c2_1 @ a2327)) | ~ ( (c3_1 @ a2327))),
% 6.63/1.56      inference('split', [status(esa)], [zip_derived_cl1734])).
% 6.63/1.56  thf('99', plain,
% 6.63/1.56      (( (hskp2)) | 
% 6.63/1.56       (![X0 : $i]: ( (c2_1 @ X0) |  (c1_1 @ X0) |  (c0_1 @ X0))) | 
% 6.63/1.56       ( (hskp3)) | ~ ( (ndr1_0))),
% 6.63/1.56      inference('split', [status(esa)], [zip_derived_cl139])).
% 6.63/1.56  thf(clause52, conjecture, (~( ( c2_1 @ a2309 ) | ( ~( hskp29 ) ) ))).
% 6.63/1.56  thf(zf_stmt_76, negated_conjecture, (( c2_1 @ a2309 ) | ( ~( hskp29 ) )),
% 6.63/1.56    inference('cnf.neg', [status(esa)], [clause52])).
% 6.63/1.56  thf(zip_derived_cl51, plain, (( (c2_1 @ a2309) | ~ (hskp29))),
% 6.63/1.56      inference('cnf', [status(esa)], [zf_stmt_76])).
% 6.63/1.56  thf(zip_derived_cl316, plain, (( (c2_1 @ a2309)) <= (( (c2_1 @ a2309)))),
% 6.63/1.56      inference('split', [status(esa)], [zip_derived_cl51])).
% 6.63/1.56  thf(zip_derived_cl698, plain,
% 6.63/1.56      ((![X1 : $i]: (~ (c0_1 @ X1) | ~ (c3_1 @ X1) | ~ (c2_1 @ X1)))
% 6.63/1.56         <= ((![X1 : $i]: (~ (c0_1 @ X1) | ~ (c3_1 @ X1) | ~ (c2_1 @ X1))))),
% 6.63/1.56      inference('split', [status(esa)], [zip_derived_cl191])).
% 6.63/1.56  thf(zip_derived_cl826, plain,
% 6.63/1.56      (((~ (c0_1 @ a2309) | ~ (c3_1 @ a2309)))
% 6.63/1.56         <= (( (c2_1 @ a2309)) & 
% 6.63/1.56             (![X1 : $i]: (~ (c0_1 @ X1) | ~ (c3_1 @ X1) | ~ (c2_1 @ X1))))),
% 6.63/1.56      inference('s_sup-', [status(thm)], [zip_derived_cl316, zip_derived_cl698])).
% 6.63/1.56  thf('100', plain,
% 6.63/1.56      (~ ( (c3_1 @ a2309)) | ~ ( (c2_1 @ a2309)) | 
% 6.63/1.56       ~ (![X1 : $i]: (~ (c0_1 @ X1) | ~ (c3_1 @ X1) | ~ (c2_1 @ X1))) | 
% 6.63/1.56       ~ ( (c0_1 @ a2309))),
% 6.63/1.56      inference('split', [status(esa)], [zip_derived_cl826])).
% 6.63/1.56  thf(clause158, conjecture,
% 6.63/1.56    (~( ( hskp8 ) | ( hskp29 ) | ( c0_1 @ U ) | ( ~( ndr1_0 ) ) | 
% 6.63/1.56        ( ~( c3_1 @ U ) ) | ( ~( c2_1 @ U ) ) ))).
% 6.63/1.56  thf(zf_stmt_77, negated_conjecture,
% 6.63/1.56    (( hskp8 ) | ( hskp29 ) | ( c0_1 @ U ) | ( ~( ndr1_0 ) ) | 
% 6.63/1.56     ( ~( c3_1 @ U ) ) | ( ~( c2_1 @ U ) )),
% 6.63/1.56    inference('cnf.neg', [status(esa)], [clause158])).
% 6.63/1.56  thf(zip_derived_cl157, plain,
% 6.63/1.56      (![X0 : $i]:
% 6.63/1.56         ( (hskp8)
% 6.63/1.56          |  (hskp29)
% 6.63/1.56          |  (c0_1 @ X0)
% 6.63/1.56          | ~ (ndr1_0)
% 6.63/1.56          | ~ (c3_1 @ X0)
% 6.63/1.56          | ~ (c2_1 @ X0))),
% 6.63/1.56      inference('cnf', [status(esa)], [zf_stmt_77])).
% 6.63/1.56  thf('101', plain,
% 6.63/1.56      (( (hskp8)) | ( (hskp29)) | ~ ( (ndr1_0)) | 
% 6.63/1.56       (![X0 : $i]: (~ (c2_1 @ X0) |  (c0_1 @ X0) | ~ (c3_1 @ X0)))),
% 6.63/1.56      inference('split', [status(esa)], [zip_derived_cl157])).
% 6.63/1.56  thf(clause80, conjecture, (~( ( c2_1 @ a2287 ) | ( ~( hskp8 ) ) ))).
% 6.63/1.56  thf(zf_stmt_78, negated_conjecture, (( c2_1 @ a2287 ) | ( ~( hskp8 ) )),
% 6.63/1.56    inference('cnf.neg', [status(esa)], [clause80])).
% 6.63/1.56  thf(zip_derived_cl79, plain, (( (c2_1 @ a2287) | ~ (hskp8))),
% 6.63/1.56      inference('cnf', [status(esa)], [zf_stmt_78])).
% 6.63/1.56  thf(zip_derived_cl372, plain, (( (c2_1 @ a2287)) <= (( (c2_1 @ a2287)))),
% 6.63/1.56      inference('split', [status(esa)], [zip_derived_cl79])).
% 6.63/1.56  thf(zip_derived_cl698, plain,
% 6.63/1.56      ((![X1 : $i]: (~ (c0_1 @ X1) | ~ (c3_1 @ X1) | ~ (c2_1 @ X1)))
% 6.63/1.56         <= ((![X1 : $i]: (~ (c0_1 @ X1) | ~ (c3_1 @ X1) | ~ (c2_1 @ X1))))),
% 6.63/1.56      inference('split', [status(esa)], [zip_derived_cl191])).
% 6.63/1.56  thf(zip_derived_cl946, plain,
% 6.63/1.56      (((~ (c0_1 @ a2287) | ~ (c3_1 @ a2287)))
% 6.63/1.56         <= (( (c2_1 @ a2287)) & 
% 6.63/1.56             (![X1 : $i]: (~ (c0_1 @ X1) | ~ (c3_1 @ X1) | ~ (c2_1 @ X1))))),
% 6.63/1.56      inference('s_sup-', [status(thm)], [zip_derived_cl372, zip_derived_cl698])).
% 6.63/1.56  thf('102', plain,
% 6.63/1.56      (~ ( (c3_1 @ a2287)) | ~ ( (c2_1 @ a2287)) | 
% 6.63/1.56       ~ (![X1 : $i]: (~ (c0_1 @ X1) | ~ (c3_1 @ X1) | ~ (c2_1 @ X1))) | 
% 6.63/1.56       ~ ( (c0_1 @ a2287))),
% 6.63/1.56      inference('split', [status(esa)], [zip_derived_cl946])).
% 6.63/1.56  thf(clause79, conjecture, (~( ( c0_1 @ a2287 ) | ( ~( hskp8 ) ) ))).
% 6.63/1.56  thf(zf_stmt_79, negated_conjecture, (( c0_1 @ a2287 ) | ( ~( hskp8 ) )),
% 6.63/1.56    inference('cnf.neg', [status(esa)], [clause79])).
% 6.63/1.56  thf(zip_derived_cl78, plain, (( (c0_1 @ a2287) | ~ (hskp8))),
% 6.63/1.56      inference('cnf', [status(esa)], [zf_stmt_79])).
% 6.63/1.56  thf('103', plain, (( (c0_1 @ a2287)) | ~ ( (hskp8))),
% 6.63/1.56      inference('split', [status(esa)], [zip_derived_cl78])).
% 6.63/1.56  thf('104', plain, (( (c2_1 @ a2287)) | ~ ( (hskp8))),
% 6.63/1.56      inference('split', [status(esa)], [zip_derived_cl79])).
% 6.63/1.56  thf(zip_derived_cl602, plain,
% 6.63/1.56      ((![X0 : $i]: (~ (c2_1 @ X0) | ~ (c0_1 @ X0) |  (c3_1 @ X0)))
% 6.63/1.56         <= ((![X0 : $i]: (~ (c2_1 @ X0) | ~ (c0_1 @ X0) |  (c3_1 @ X0))))),
% 6.63/1.56      inference('split', [status(esa)], [zip_derived_cl167])).
% 6.63/1.56  thf(zip_derived_cl372, plain, (( (c2_1 @ a2287)) <= (( (c2_1 @ a2287)))),
% 6.63/1.56      inference('split', [status(esa)], [zip_derived_cl79])).
% 6.63/1.56  thf(zip_derived_cl1235, plain,
% 6.63/1.56      ((( (c3_1 @ a2287) | ~ (c0_1 @ a2287)))
% 6.63/1.56         <= (( (c2_1 @ a2287)) & 
% 6.63/1.56             (![X0 : $i]: (~ (c2_1 @ X0) | ~ (c0_1 @ X0) |  (c3_1 @ X0))))),
% 6.63/1.56      inference('s_sup+', [status(thm)], [zip_derived_cl602, zip_derived_cl372])).
% 6.63/1.56  thf('105', plain,
% 6.63/1.56      (( (c3_1 @ a2287)) | ~ ( (c2_1 @ a2287)) | 
% 6.63/1.56       ~ (![X0 : $i]: (~ (c2_1 @ X0) | ~ (c0_1 @ X0) |  (c3_1 @ X0))) | 
% 6.63/1.56       ~ ( (c0_1 @ a2287))),
% 6.63/1.56      inference('split', [status(esa)], [zip_derived_cl1235])).
% 6.63/1.56  thf(zip_derived_cl686, plain,
% 6.63/1.56      ((![X1 : $i]: (~ (c1_1 @ X1) | ~ (c0_1 @ X1) |  (c2_1 @ X1)))
% 6.63/1.56         <= ((![X1 : $i]: (~ (c1_1 @ X1) | ~ (c0_1 @ X1) |  (c2_1 @ X1))))),
% 6.63/1.56      inference('split', [status(esa)], [zip_derived_cl188])).
% 6.63/1.56  thf(zip_derived_cl378, plain, (( (c1_1 @ a2285)) <= (( (c1_1 @ a2285)))),
% 6.63/1.56      inference('split', [status(esa)], [zip_derived_cl82])).
% 6.63/1.56  thf(zip_derived_cl1315, plain,
% 6.63/1.56      ((( (c2_1 @ a2285) | ~ (c0_1 @ a2285)))
% 6.63/1.56         <= (( (c1_1 @ a2285)) & 
% 6.63/1.56             (![X1 : $i]: (~ (c1_1 @ X1) | ~ (c0_1 @ X1) |  (c2_1 @ X1))))),
% 6.63/1.56      inference('s_sup+', [status(thm)], [zip_derived_cl686, zip_derived_cl378])).
% 6.63/1.56  thf('106', plain,
% 6.63/1.56      (( (c2_1 @ a2285)) | ~ ( (c1_1 @ a2285)) | 
% 6.63/1.56       ~ (![X1 : $i]: (~ (c1_1 @ X1) | ~ (c0_1 @ X1) |  (c2_1 @ X1))) | 
% 6.63/1.56       ~ ( (c0_1 @ a2285))),
% 6.63/1.56      inference('split', [status(esa)], [zip_derived_cl1315])).
% 6.63/1.56  thf(zip_derived_cl550, plain,
% 6.63/1.56      ((![X0 : $i]: ( (c2_1 @ X0) | ~ (c0_1 @ X0) |  (c3_1 @ X0)))
% 6.63/1.56         <= ((![X0 : $i]: ( (c2_1 @ X0) | ~ (c0_1 @ X0) |  (c3_1 @ X0))))),
% 6.63/1.56      inference('split', [status(esa)], [zip_derived_cl154])).
% 6.63/1.56  thf(zip_derived_cl1280, plain, ((~ (c2_1 @ a2285)) <= (~ ( (c2_1 @ a2285)))),
% 6.63/1.56      inference('split', [status(esa)], [zip_derived_cl964])).
% 6.63/1.56  thf(zip_derived_cl1959, plain,
% 6.63/1.56      ((( (c3_1 @ a2285) | ~ (c0_1 @ a2285)))
% 6.63/1.56         <= (~ ( (c2_1 @ a2285)) & 
% 6.63/1.56             (![X0 : $i]: ( (c2_1 @ X0) | ~ (c0_1 @ X0) |  (c3_1 @ X0))))),
% 6.63/1.56      inference('s_sup-', [status(thm)],
% 6.63/1.56                [zip_derived_cl550, zip_derived_cl1280])).
% 6.63/1.56  thf('107', plain,
% 6.63/1.56      (( (c2_1 @ a2285)) | 
% 6.63/1.56       ~ (![X0 : $i]: ( (c2_1 @ X0) | ~ (c0_1 @ X0) |  (c3_1 @ X0))) | 
% 6.63/1.56       ( (c3_1 @ a2285)) | ~ ( (c0_1 @ a2285))),
% 6.63/1.56      inference('split', [status(esa)], [zip_derived_cl1959])).
% 6.63/1.56  thf(zip_derived_cl594, plain,
% 6.63/1.56      ((![X0 : $i]: ( (c2_1 @ X0) | ~ (c1_1 @ X0) | ~ (c3_1 @ X0)))
% 6.63/1.56         <= ((![X0 : $i]: ( (c2_1 @ X0) | ~ (c1_1 @ X0) | ~ (c3_1 @ X0))))),
% 6.63/1.56      inference('split', [status(esa)], [zip_derived_cl165])).
% 6.63/1.56  thf(zip_derived_cl378, plain, (( (c1_1 @ a2285)) <= (( (c1_1 @ a2285)))),
% 6.63/1.56      inference('split', [status(esa)], [zip_derived_cl82])).
% 6.63/1.56  thf(zip_derived_cl1137, plain,
% 6.63/1.56      (((~ (c3_1 @ a2285) |  (c2_1 @ a2285)))
% 6.63/1.56         <= (( (c1_1 @ a2285)) & 
% 6.63/1.56             (![X0 : $i]: ( (c2_1 @ X0) | ~ (c1_1 @ X0) | ~ (c3_1 @ X0))))),
% 6.63/1.56      inference('s_sup+', [status(thm)], [zip_derived_cl594, zip_derived_cl378])).
% 6.63/1.56  thf(zip_derived_cl4054, plain, (( (c2_1 @ a2285)) <= (( (c2_1 @ a2285)))),
% 6.63/1.56      inference('split', [status(esa)], [zip_derived_cl1137])).
% 6.63/1.56  thf(zip_derived_cl602, plain,
% 6.63/1.56      ((![X0 : $i]: (~ (c2_1 @ X0) | ~ (c0_1 @ X0) |  (c3_1 @ X0)))
% 6.63/1.56         <= ((![X0 : $i]: (~ (c2_1 @ X0) | ~ (c0_1 @ X0) |  (c3_1 @ X0))))),
% 6.63/1.56      inference('split', [status(esa)], [zip_derived_cl167])).
% 6.63/1.56  thf(zip_derived_cl4058, plain,
% 6.63/1.56      (((~ (c0_1 @ a2285) |  (c3_1 @ a2285)))
% 6.63/1.56         <= ((![X0 : $i]: (~ (c2_1 @ X0) | ~ (c0_1 @ X0) |  (c3_1 @ X0))) & 
% 6.63/1.56             ( (c2_1 @ a2285)))),
% 6.63/1.56      inference('s_sup-', [status(thm)],
% 6.63/1.56                [zip_derived_cl4054, zip_derived_cl602])).
% 6.63/1.56  thf('108', plain,
% 6.63/1.56      (~ ( (c2_1 @ a2285)) | ( (c3_1 @ a2285)) | 
% 6.63/1.56       ~ (![X0 : $i]: (~ (c2_1 @ X0) | ~ (c0_1 @ X0) |  (c3_1 @ X0))) | 
% 6.63/1.56       ~ ( (c0_1 @ a2285))),
% 6.63/1.56      inference('split', [status(esa)], [zip_derived_cl4058])).
% 6.63/1.56  thf(clause202, conjecture,
% 6.63/1.56    (~( ( c0_1 @ W ) | ( c3_1 @ V ) | ( c3_1 @ U ) | ( ~( c2_1 @ W ) ) | 
% 6.63/1.56        ( ~( c1_1 @ W ) ) | ( ~( c2_1 @ V ) ) | ( ~( c0_1 @ V ) ) | 
% 6.63/1.56        ( ~( ndr1_0 ) ) | ( ~( c2_1 @ U ) ) | ( ~( c1_1 @ U ) ) ))).
% 6.63/1.56  thf(zf_stmt_80, negated_conjecture,
% 6.63/1.56    (( c0_1 @ W ) | ( c3_1 @ V ) | ( c3_1 @ U ) | ( ~( c2_1 @ W ) ) | 
% 6.63/1.56     ( ~( c1_1 @ W ) ) | ( ~( c2_1 @ V ) ) | ( ~( c0_1 @ V ) ) | 
% 6.63/1.56     ( ~( ndr1_0 ) ) | ( ~( c2_1 @ U ) ) | ( ~( c1_1 @ U ) )),
% 6.63/1.56    inference('cnf.neg', [status(esa)], [clause202])).
% 6.63/1.56  thf(zip_derived_cl201, plain,
% 6.63/1.56      (![X0 : $i, X1 : $i, X2 : $i]:
% 6.63/1.56         ( (c0_1 @ X0)
% 6.63/1.56          |  (c3_1 @ X1)
% 6.63/1.56          |  (c3_1 @ X2)
% 6.63/1.56          | ~ (c2_1 @ X0)
% 6.63/1.56          | ~ (c1_1 @ X0)
% 6.63/1.56          | ~ (c2_1 @ X1)
% 6.63/1.56          | ~ (c0_1 @ X1)
% 6.63/1.56          | ~ (ndr1_0)
% 6.63/1.56          | ~ (c2_1 @ X2)
% 6.63/1.56          | ~ (c1_1 @ X2))),
% 6.63/1.56      inference('cnf', [status(esa)], [zf_stmt_80])).
% 6.63/1.56  thf('109', plain,
% 6.63/1.56      ((![X0 : $i]: (~ (c2_1 @ X0) | ~ (c1_1 @ X0) |  (c3_1 @ X0))) | 
% 6.63/1.56       (![X0 : $i]: (~ (c2_1 @ X0) | ~ (c1_1 @ X0) |  (c0_1 @ X0))) | 
% 6.63/1.56       (![X0 : $i]: (~ (c2_1 @ X0) | ~ (c0_1 @ X0) |  (c3_1 @ X0))) | 
% 6.63/1.56       ~ ( (ndr1_0))),
% 6.63/1.56      inference('split', [status(esa)], [zip_derived_cl201])).
% 6.63/1.56  thf(zip_derived_cl554, plain,
% 6.63/1.56      ((![X0 : $i]: (~ (c2_1 @ X0) | ~ (c1_1 @ X0) |  (c0_1 @ X0)))
% 6.63/1.56         <= ((![X0 : $i]: (~ (c2_1 @ X0) | ~ (c1_1 @ X0) |  (c0_1 @ X0))))),
% 6.63/1.56      inference('split', [status(esa)], [zip_derived_cl155])).
% 6.63/1.56  thf(zip_derived_cl342, plain, (( (c1_1 @ a2324)) <= (( (c1_1 @ a2324)))),
% 6.63/1.56      inference('split', [status(esa)], [zip_derived_cl64])).
% 6.63/1.56  thf(zip_derived_cl1061, plain,
% 6.63/1.56      ((( (c0_1 @ a2324) | ~ (c2_1 @ a2324)))
% 6.63/1.56         <= (( (c1_1 @ a2324)) & 
% 6.63/1.56             (![X0 : $i]: (~ (c2_1 @ X0) | ~ (c1_1 @ X0) |  (c0_1 @ X0))))),
% 6.63/1.56      inference('s_sup+', [status(thm)], [zip_derived_cl554, zip_derived_cl342])).
% 6.63/1.56  thf('110', plain,
% 6.63/1.56      (~ ( (c2_1 @ a2324)) | 
% 6.63/1.56       ~ (![X0 : $i]: (~ (c2_1 @ X0) | ~ (c1_1 @ X0) |  (c0_1 @ X0))) | 
% 6.63/1.56       ( (c0_1 @ a2324)) | ~ ( (c1_1 @ a2324))),
% 6.63/1.56      inference('split', [status(esa)], [zip_derived_cl1061])).
% 6.63/1.56  thf(clause142, conjecture,
% 6.63/1.56    (~( ( hskp9 ) | ( hskp28 ) | ( c3_1 @ U ) | ( c2_1 @ U ) | ( c0_1 @ U ) | 
% 6.63/1.56        ( ~( ndr1_0 ) ) ))).
% 6.63/1.56  thf(zf_stmt_81, negated_conjecture,
% 6.63/1.56    (( hskp9 ) | ( hskp28 ) | ( c3_1 @ U ) | ( c2_1 @ U ) | ( c0_1 @ U ) | 
% 6.63/1.56     ( ~( ndr1_0 ) )),
% 6.63/1.56    inference('cnf.neg', [status(esa)], [clause142])).
% 6.63/1.56  thf(zip_derived_cl141, plain,
% 6.63/1.56      (![X0 : $i]:
% 6.63/1.56         ( (hskp9)
% 6.63/1.56          |  (hskp28)
% 6.63/1.56          |  (c3_1 @ X0)
% 6.63/1.56          |  (c2_1 @ X0)
% 6.63/1.56          |  (c0_1 @ X0)
% 6.63/1.56          | ~ (ndr1_0))),
% 6.63/1.56      inference('cnf', [status(esa)], [zf_stmt_81])).
% 6.63/1.56  thf(zip_derived_cl500, plain,
% 6.63/1.56      ((![X0 : $i]: ( (c2_1 @ X0) |  (c0_1 @ X0) |  (c3_1 @ X0)))
% 6.63/1.56         <= ((![X0 : $i]: ( (c2_1 @ X0) |  (c0_1 @ X0) |  (c3_1 @ X0))))),
% 6.63/1.56      inference('split', [status(esa)], [zip_derived_cl141])).
% 6.63/1.56  thf(zip_derived_cl342, plain, (( (c1_1 @ a2324)) <= (( (c1_1 @ a2324)))),
% 6.63/1.56      inference('split', [status(esa)], [zip_derived_cl64])).
% 6.63/1.56  thf(zip_derived_cl614, plain,
% 6.63/1.56      ((![X0 : $i]: (~ (c2_1 @ X0) | ~ (c1_1 @ X0) | ~ (c0_1 @ X0)))
% 6.63/1.56         <= ((![X0 : $i]: (~ (c2_1 @ X0) | ~ (c1_1 @ X0) | ~ (c0_1 @ X0))))),
% 6.63/1.56      inference('split', [status(esa)], [zip_derived_cl170])).
% 6.63/1.56  thf(zip_derived_cl898, plain,
% 6.63/1.56      (((~ (c2_1 @ a2324) | ~ (c0_1 @ a2324)))
% 6.63/1.56         <= (( (c1_1 @ a2324)) & 
% 6.63/1.56             (![X0 : $i]: (~ (c2_1 @ X0) | ~ (c1_1 @ X0) | ~ (c0_1 @ X0))))),
% 6.63/1.56      inference('s_sup-', [status(thm)], [zip_derived_cl342, zip_derived_cl614])).
% 6.63/1.56  thf(zip_derived_cl914, plain, ((~ (c2_1 @ a2324)) <= (~ ( (c2_1 @ a2324)))),
% 6.63/1.56      inference('split', [status(esa)], [zip_derived_cl898])).
% 6.63/1.56  thf(zip_derived_cl1200, plain,
% 6.63/1.56      ((( (c3_1 @ a2324) |  (c0_1 @ a2324)))
% 6.63/1.56         <= (~ ( (c2_1 @ a2324)) & 
% 6.63/1.56             (![X0 : $i]: ( (c2_1 @ X0) |  (c0_1 @ X0) |  (c3_1 @ X0))))),
% 6.63/1.56      inference('s_sup-', [status(thm)], [zip_derived_cl500, zip_derived_cl914])).
% 6.63/1.56  thf('111', plain,
% 6.63/1.56      (( (c2_1 @ a2324)) | 
% 6.63/1.56       ~ (![X0 : $i]: ( (c2_1 @ X0) |  (c0_1 @ X0) |  (c3_1 @ X0))) | 
% 6.63/1.56       ( (c0_1 @ a2324)) | ( (c3_1 @ a2324))),
% 6.63/1.56      inference('split', [status(esa)], [zip_derived_cl1200])).
% 6.63/1.56  thf(zip_derived_cl610, plain,
% 6.63/1.56      ((![X0 : $i]: (~ (c2_1 @ X0) | ~ (c1_1 @ X0) |  (c3_1 @ X0)))
% 6.63/1.56         <= ((![X0 : $i]: (~ (c2_1 @ X0) | ~ (c1_1 @ X0) |  (c3_1 @ X0))))),
% 6.63/1.56      inference('split', [status(esa)], [zip_derived_cl169])).
% 6.63/1.56  thf(zip_derived_cl342, plain, (( (c1_1 @ a2324)) <= (( (c1_1 @ a2324)))),
% 6.63/1.56      inference('split', [status(esa)], [zip_derived_cl64])).
% 6.63/1.56  thf(zip_derived_cl1257, plain,
% 6.63/1.56      ((( (c3_1 @ a2324) | ~ (c2_1 @ a2324)))
% 6.63/1.56         <= (( (c1_1 @ a2324)) & 
% 6.63/1.56             (![X0 : $i]: (~ (c2_1 @ X0) | ~ (c1_1 @ X0) |  (c3_1 @ X0))))),
% 6.63/1.56      inference('s_sup+', [status(thm)], [zip_derived_cl610, zip_derived_cl342])).
% 6.63/1.56  thf('112', plain,
% 6.63/1.56      (~ (![X0 : $i]: (~ (c2_1 @ X0) | ~ (c1_1 @ X0) |  (c3_1 @ X0))) | 
% 6.63/1.56       ~ ( (c2_1 @ a2324)) | ( (c3_1 @ a2324)) | ~ ( (c1_1 @ a2324))),
% 6.63/1.56      inference('split', [status(esa)], [zip_derived_cl1257])).
% 6.63/1.56  thf('113', plain, (( (c1_1 @ a2324)) | ~ ( (hskp21))),
% 6.63/1.56      inference('split', [status(esa)], [zip_derived_cl64])).
% 6.63/1.56  thf(clause101, conjecture, (~( ( ~( hskp21 ) ) | ( ~( c0_1 @ a2324 ) ) ))).
% 6.63/1.56  thf(zf_stmt_82, negated_conjecture,
% 6.63/1.56    (( ~( hskp21 ) ) | ( ~( c0_1 @ a2324 ) )),
% 6.63/1.56    inference('cnf.neg', [status(esa)], [clause101])).
% 6.63/1.56  thf(zip_derived_cl100, plain, ((~ (hskp21) | ~ (c0_1 @ a2324))),
% 6.63/1.56      inference('cnf', [status(esa)], [zf_stmt_82])).
% 6.63/1.56  thf('114', plain, (~ ( (c0_1 @ a2324)) | ~ ( (hskp21))),
% 6.63/1.56      inference('split', [status(esa)], [zip_derived_cl100])).
% 6.63/1.56  thf(clause102, conjecture, (~( ( ~( hskp21 ) ) | ( ~( c3_1 @ a2324 ) ) ))).
% 6.63/1.56  thf(zf_stmt_83, negated_conjecture,
% 6.63/1.56    (( ~( hskp21 ) ) | ( ~( c3_1 @ a2324 ) )),
% 6.63/1.56    inference('cnf.neg', [status(esa)], [clause102])).
% 6.63/1.56  thf(zip_derived_cl101, plain, ((~ (hskp21) | ~ (c3_1 @ a2324))),
% 6.63/1.56      inference('cnf', [status(esa)], [zf_stmt_83])).
% 6.63/1.56  thf('115', plain, (~ ( (c3_1 @ a2324)) | ~ ( (hskp21))),
% 6.63/1.56      inference('split', [status(esa)], [zip_derived_cl101])).
% 6.63/1.56  thf(clause167, conjecture,
% 6.63/1.56    (~( ( hskp16 ) | ( hskp21 ) | ( c3_1 @ U ) | ( ~( ndr1_0 ) ) | 
% 6.63/1.56        ( ~( c1_1 @ U ) ) | ( ~( c0_1 @ U ) ) ))).
% 6.63/1.56  thf(zf_stmt_84, negated_conjecture,
% 6.63/1.56    (( hskp16 ) | ( hskp21 ) | ( c3_1 @ U ) | ( ~( ndr1_0 ) ) | 
% 6.63/1.56     ( ~( c1_1 @ U ) ) | ( ~( c0_1 @ U ) )),
% 6.63/1.56    inference('cnf.neg', [status(esa)], [clause167])).
% 6.63/1.56  thf(zip_derived_cl166, plain,
% 6.63/1.56      (![X0 : $i]:
% 6.63/1.56         ( (hskp16)
% 6.63/1.56          |  (hskp21)
% 6.63/1.56          |  (c3_1 @ X0)
% 6.63/1.56          | ~ (ndr1_0)
% 6.63/1.56          | ~ (c1_1 @ X0)
% 6.63/1.56          | ~ (c0_1 @ X0))),
% 6.63/1.56      inference('cnf', [status(esa)], [zf_stmt_84])).
% 6.63/1.56  thf('116', plain,
% 6.63/1.56      (( (hskp21)) | 
% 6.63/1.56       (![X0 : $i]: (~ (c1_1 @ X0) | ~ (c0_1 @ X0) |  (c3_1 @ X0))) | 
% 6.63/1.56       ( (hskp16)) | ~ ( (ndr1_0))),
% 6.63/1.56      inference('split', [status(esa)], [zip_derived_cl166])).
% 6.63/1.56  thf(zip_derived_cl594, plain,
% 6.63/1.56      ((![X0 : $i]: ( (c2_1 @ X0) | ~ (c1_1 @ X0) | ~ (c3_1 @ X0)))
% 6.63/1.56         <= ((![X0 : $i]: ( (c2_1 @ X0) | ~ (c1_1 @ X0) | ~ (c3_1 @ X0))))),
% 6.63/1.56      inference('split', [status(esa)], [zip_derived_cl165])).
% 6.63/1.56  thf(zip_derived_cl382, plain, (( (c1_1 @ a2280)) <= (( (c1_1 @ a2280)))),
% 6.63/1.56      inference('split', [status(esa)], [zip_derived_cl84])).
% 6.63/1.56  thf(zip_derived_cl1138, plain,
% 6.63/1.56      (((~ (c3_1 @ a2280) |  (c2_1 @ a2280)))
% 6.63/1.56         <= (( (c1_1 @ a2280)) & 
% 6.63/1.56             (![X0 : $i]: ( (c2_1 @ X0) | ~ (c1_1 @ X0) | ~ (c3_1 @ X0))))),
% 6.63/1.56      inference('s_sup+', [status(thm)], [zip_derived_cl594, zip_derived_cl382])).
% 6.63/1.56  thf('117', plain,
% 6.63/1.56      (~ ( (c3_1 @ a2280)) | ( (c2_1 @ a2280)) | 
% 6.63/1.56       ~ (![X0 : $i]: ( (c2_1 @ X0) | ~ (c1_1 @ X0) | ~ (c3_1 @ X0))) | 
% 6.63/1.56       ~ ( (c1_1 @ a2280))),
% 6.63/1.56      inference('split', [status(esa)], [zip_derived_cl1138])).
% 6.63/1.56  thf(clause135, conjecture, (~( ( ~( hskp3 ) ) | ( ~( c2_1 @ a2280 ) ) ))).
% 6.63/1.56  thf(zf_stmt_85, negated_conjecture, (( ~( hskp3 ) ) | ( ~( c2_1 @ a2280 ) )),
% 6.63/1.56    inference('cnf.neg', [status(esa)], [clause135])).
% 6.63/1.56  thf(zip_derived_cl134, plain, ((~ (hskp3) | ~ (c2_1 @ a2280))),
% 6.63/1.56      inference('cnf', [status(esa)], [zf_stmt_85])).
% 6.63/1.56  thf('118', plain, (~ ( (c2_1 @ a2280)) | ~ ( (hskp3))),
% 6.63/1.56      inference('split', [status(esa)], [zip_derived_cl134])).
% 6.63/1.56  thf('119', plain,
% 6.63/1.56      (( (hskp7)) | ( (hskp6)) | ~ ( (ndr1_0)) | 
% 6.63/1.56       (![X0 : $i]: ( (c1_1 @ X0) |  (c0_1 @ X0) | ~ (c3_1 @ X0)))),
% 6.63/1.56      inference('split', [status(esa)], [zip_derived_cl146])).
% 6.63/1.56  thf(zip_derived_cl519, plain,
% 6.63/1.56      ((![X0 : $i]: ( (c1_1 @ X0) |  (c0_1 @ X0) | ~ (c3_1 @ X0)))
% 6.63/1.56         <= ((![X0 : $i]: ( (c1_1 @ X0) |  (c0_1 @ X0) | ~ (c3_1 @ X0))))),
% 6.63/1.56      inference('split', [status(esa)], [zip_derived_cl146])).
% 6.63/1.56  thf(clause94, conjecture, (~( ( ~( hskp26 ) ) | ( ~( c1_1 @ a2345 ) ) ))).
% 6.63/1.56  thf(zf_stmt_86, negated_conjecture,
% 6.63/1.56    (( ~( hskp26 ) ) | ( ~( c1_1 @ a2345 ) )),
% 6.63/1.56    inference('cnf.neg', [status(esa)], [clause94])).
% 6.63/1.56  thf(zip_derived_cl93, plain, ((~ (hskp26) | ~ (c1_1 @ a2345))),
% 6.63/1.56      inference('cnf', [status(esa)], [zf_stmt_86])).
% 6.63/1.56  thf(zip_derived_cl400, plain, ((~ (c1_1 @ a2345)) <= (~ ( (c1_1 @ a2345)))),
% 6.63/1.56      inference('split', [status(esa)], [zip_derived_cl93])).
% 6.63/1.56  thf(zip_derived_cl1462, plain,
% 6.63/1.56      (((~ (c3_1 @ a2345) |  (c0_1 @ a2345)))
% 6.63/1.56         <= (~ ( (c1_1 @ a2345)) & 
% 6.63/1.56             (![X0 : $i]: ( (c1_1 @ X0) |  (c0_1 @ X0) | ~ (c3_1 @ X0))))),
% 6.63/1.56      inference('s_sup-', [status(thm)], [zip_derived_cl519, zip_derived_cl400])).
% 6.63/1.56  thf('120', plain,
% 6.63/1.56      (~ (![X0 : $i]: ( (c1_1 @ X0) |  (c0_1 @ X0) | ~ (c3_1 @ X0))) | 
% 6.63/1.56       ~ ( (c3_1 @ a2345)) | ( (c0_1 @ a2345)) | ( (c1_1 @ a2345))),
% 6.63/1.56      inference('split', [status(esa)], [zip_derived_cl1462])).
% 6.63/1.56  thf(zip_derived_cl594, plain,
% 6.63/1.56      ((![X0 : $i]: ( (c2_1 @ X0) | ~ (c1_1 @ X0) | ~ (c3_1 @ X0)))
% 6.63/1.56         <= ((![X0 : $i]: ( (c2_1 @ X0) | ~ (c1_1 @ X0) | ~ (c3_1 @ X0))))),
% 6.63/1.56      inference('split', [status(esa)], [zip_derived_cl165])).
% 6.63/1.56  thf(clause81, conjecture, (~( ( c1_1 @ a2286 ) | ( ~( hskp7 ) ) ))).
% 6.63/1.56  thf(zf_stmt_87, negated_conjecture, (( c1_1 @ a2286 ) | ( ~( hskp7 ) )),
% 6.63/1.56    inference('cnf.neg', [status(esa)], [clause81])).
% 6.63/1.56  thf(zip_derived_cl80, plain, (( (c1_1 @ a2286) | ~ (hskp7))),
% 6.63/1.56      inference('cnf', [status(esa)], [zf_stmt_87])).
% 6.63/1.56  thf(zip_derived_cl374, plain, (( (c1_1 @ a2286)) <= (( (c1_1 @ a2286)))),
% 6.63/1.56      inference('split', [status(esa)], [zip_derived_cl80])).
% 6.63/1.56  thf(zip_derived_cl1136, plain,
% 6.63/1.56      (((~ (c3_1 @ a2286) |  (c2_1 @ a2286)))
% 6.63/1.56         <= (( (c1_1 @ a2286)) & 
% 6.63/1.56             (![X0 : $i]: ( (c2_1 @ X0) | ~ (c1_1 @ X0) | ~ (c3_1 @ X0))))),
% 6.63/1.56      inference('s_sup+', [status(thm)], [zip_derived_cl594, zip_derived_cl374])).
% 6.63/1.56  thf('121', plain,
% 6.63/1.56      (~ ( (c3_1 @ a2286)) | ~ ( (c1_1 @ a2286)) | 
% 6.63/1.56       ~ (![X0 : $i]: ( (c2_1 @ X0) | ~ (c1_1 @ X0) | ~ (c3_1 @ X0))) | 
% 6.63/1.56       ( (c2_1 @ a2286))),
% 6.63/1.56      inference('split', [status(esa)], [zip_derived_cl1136])).
% 6.63/1.56  thf(zip_derived_cl659, plain,
% 6.63/1.56      ((![X0 : $i]: (~ (c2_1 @ X0) |  (c1_1 @ X0) |  (c0_1 @ X0)))
% 6.63/1.56         <= ((![X0 : $i]: (~ (c2_1 @ X0) |  (c1_1 @ X0) |  (c0_1 @ X0))))),
% 6.63/1.56      inference('split', [status(esa)], [zip_derived_cl181])).
% 6.63/1.56  thf(zip_derived_cl400, plain, ((~ (c1_1 @ a2345)) <= (~ ( (c1_1 @ a2345)))),
% 6.63/1.56      inference('split', [status(esa)], [zip_derived_cl93])).
% 6.63/1.56  thf(zip_derived_cl2076, plain,
% 6.63/1.56      ((( (c0_1 @ a2345) | ~ (c2_1 @ a2345)))
% 6.63/1.56         <= (~ ( (c1_1 @ a2345)) & 
% 6.63/1.56             (![X0 : $i]: (~ (c2_1 @ X0) |  (c1_1 @ X0) |  (c0_1 @ X0))))),
% 6.63/1.56      inference('s_sup-', [status(thm)], [zip_derived_cl659, zip_derived_cl400])).
% 6.63/1.56  thf('122', plain,
% 6.63/1.56      (~ ( (c2_1 @ a2345)) | ( (c1_1 @ a2345)) | 
% 6.63/1.56       ~ (![X0 : $i]: (~ (c2_1 @ X0) |  (c1_1 @ X0) |  (c0_1 @ X0))) | 
% 6.63/1.56       ( (c0_1 @ a2345))),
% 6.63/1.56      inference('split', [status(esa)], [zip_derived_cl2076])).
% 6.63/1.56  thf(clause179, conjecture,
% 6.63/1.56    (~( ( hskp28 ) | ( c2_1 @ V ) | ( c1_1 @ V ) | ( c0_1 @ V ) | 
% 6.63/1.56        ( c2_1 @ U ) | ( ~( ndr1_0 ) ) | ( ~( c3_1 @ U ) ) | ( ~( c1_1 @ U ) ) ))).
% 6.63/1.56  thf(zf_stmt_88, negated_conjecture,
% 6.63/1.56    (( hskp28 ) | ( c2_1 @ V ) | ( c1_1 @ V ) | ( c0_1 @ V ) | ( c2_1 @ U ) | 
% 6.63/1.56     ( ~( ndr1_0 ) ) | ( ~( c3_1 @ U ) ) | ( ~( c1_1 @ U ) )),
% 6.63/1.56    inference('cnf.neg', [status(esa)], [clause179])).
% 6.63/1.56  thf(zip_derived_cl178, plain,
% 6.63/1.56      (![X0 : $i, X1 : $i]:
% 6.63/1.56         ( (hskp28)
% 6.63/1.56          |  (c2_1 @ X0)
% 6.63/1.56          |  (c1_1 @ X0)
% 6.63/1.56          |  (c0_1 @ X0)
% 6.63/1.56          |  (c2_1 @ X1)
% 6.63/1.56          | ~ (ndr1_0)
% 6.63/1.56          | ~ (c3_1 @ X1)
% 6.63/1.56          | ~ (c1_1 @ X1))),
% 6.63/1.56      inference('cnf', [status(esa)], [zf_stmt_88])).
% 6.63/1.56  thf('123', plain,
% 6.63/1.56      (( (hskp28)) | 
% 6.63/1.56       (![X0 : $i]: ( (c2_1 @ X0) |  (c1_1 @ X0) |  (c0_1 @ X0))) | 
% 6.63/1.56       ~ ( (ndr1_0)) | 
% 6.63/1.56       (![X0 : $i]: ( (c2_1 @ X0) | ~ (c1_1 @ X0) | ~ (c3_1 @ X0)))),
% 6.63/1.56      inference('split', [status(esa)], [zip_derived_cl178])).
% 6.63/1.56  thf(clause200, conjecture,
% 6.63/1.56    (~( ( c1_1 @ W ) | ( c0_1 @ W ) | ( c1_1 @ V ) | ( c2_1 @ U ) | 
% 6.63/1.56        ( ~( c2_1 @ W ) ) | ( ~( c3_1 @ V ) ) | ( ~( c2_1 @ V ) ) | 
% 6.63/1.56        ( ~( ndr1_0 ) ) | ( ~( c3_1 @ U ) ) | ( ~( c1_1 @ U ) ) ))).
% 6.63/1.56  thf(zf_stmt_89, negated_conjecture,
% 6.63/1.56    (( c1_1 @ W ) | ( c0_1 @ W ) | ( c1_1 @ V ) | ( c2_1 @ U ) | 
% 6.63/1.56     ( ~( c2_1 @ W ) ) | ( ~( c3_1 @ V ) ) | ( ~( c2_1 @ V ) ) | 
% 6.63/1.56     ( ~( ndr1_0 ) ) | ( ~( c3_1 @ U ) ) | ( ~( c1_1 @ U ) )),
% 6.63/1.56    inference('cnf.neg', [status(esa)], [clause200])).
% 6.63/1.56  thf(zip_derived_cl199, plain,
% 6.63/1.56      (![X0 : $i, X1 : $i, X2 : $i]:
% 6.63/1.56         ( (c1_1 @ X0)
% 6.63/1.56          |  (c0_1 @ X0)
% 6.63/1.56          |  (c1_1 @ X1)
% 6.63/1.56          |  (c2_1 @ X2)
% 6.63/1.56          | ~ (c2_1 @ X0)
% 6.63/1.56          | ~ (c3_1 @ X1)
% 6.63/1.56          | ~ (c2_1 @ X1)
% 6.63/1.56          | ~ (ndr1_0)
% 6.63/1.56          | ~ (c3_1 @ X2)
% 6.63/1.56          | ~ (c1_1 @ X2))),
% 6.63/1.56      inference('cnf', [status(esa)], [zf_stmt_89])).
% 6.63/1.56  thf('124', plain,
% 6.63/1.56      ((![X0 : $i]: ( (c2_1 @ X0) | ~ (c1_1 @ X0) | ~ (c3_1 @ X0))) | 
% 6.63/1.56       (![X0 : $i]: (~ (c2_1 @ X0) |  (c1_1 @ X0) |  (c0_1 @ X0))) | 
% 6.63/1.56       ~ ( (ndr1_0)) | 
% 6.63/1.56       (![X0 : $i]: (~ (c2_1 @ X0) |  (c1_1 @ X0) | ~ (c3_1 @ X0)))),
% 6.63/1.56      inference('split', [status(esa)], [zip_derived_cl199])).
% 6.63/1.56  thf(zip_derived_cl578, plain,
% 6.63/1.56      ((![X0 : $i]: (~ (c2_1 @ X0) |  (c1_1 @ X0) | ~ (c3_1 @ X0)))
% 6.63/1.56         <= ((![X0 : $i]: (~ (c2_1 @ X0) |  (c1_1 @ X0) | ~ (c3_1 @ X0))))),
% 6.63/1.56      inference('split', [status(esa)], [zip_derived_cl161])).
% 6.63/1.56  thf(zip_derived_cl400, plain, ((~ (c1_1 @ a2345)) <= (~ ( (c1_1 @ a2345)))),
% 6.63/1.56      inference('split', [status(esa)], [zip_derived_cl93])).
% 6.63/1.56  thf(zip_derived_cl1559, plain,
% 6.63/1.56      (((~ (c3_1 @ a2345) | ~ (c2_1 @ a2345)))
% 6.63/1.56         <= (~ ( (c1_1 @ a2345)) & 
% 6.63/1.56             (![X0 : $i]: (~ (c2_1 @ X0) |  (c1_1 @ X0) | ~ (c3_1 @ X0))))),
% 6.63/1.56      inference('s_sup-', [status(thm)], [zip_derived_cl578, zip_derived_cl400])).
% 6.63/1.56  thf('125', plain,
% 6.63/1.56      (~ (![X0 : $i]: (~ (c2_1 @ X0) |  (c1_1 @ X0) | ~ (c3_1 @ X0))) | 
% 6.63/1.56       ~ ( (c2_1 @ a2345)) | ~ ( (c3_1 @ a2345)) | ( (c1_1 @ a2345))),
% 6.63/1.56      inference('split', [status(esa)], [zip_derived_cl1559])).
% 6.63/1.56  thf(clause58, conjecture, (~( ( c3_1 @ a2345 ) | ( ~( hskp26 ) ) ))).
% 6.63/1.56  thf(zf_stmt_90, negated_conjecture, (( c3_1 @ a2345 ) | ( ~( hskp26 ) )),
% 6.63/1.56    inference('cnf.neg', [status(esa)], [clause58])).
% 6.63/1.56  thf(zip_derived_cl57, plain, (( (c3_1 @ a2345) | ~ (hskp26))),
% 6.63/1.56      inference('cnf', [status(esa)], [zf_stmt_90])).
% 6.63/1.56  thf('126', plain, (( (c3_1 @ a2345)) | ~ ( (hskp26))),
% 6.63/1.56      inference('split', [status(esa)], [zip_derived_cl57])).
% 6.63/1.56  thf(clause93, conjecture, (~( ( ~( hskp26 ) ) | ( ~( c0_1 @ a2345 ) ) ))).
% 6.63/1.56  thf(zf_stmt_91, negated_conjecture,
% 6.63/1.56    (( ~( hskp26 ) ) | ( ~( c0_1 @ a2345 ) )),
% 6.63/1.56    inference('cnf.neg', [status(esa)], [clause93])).
% 6.63/1.56  thf(zip_derived_cl92, plain, ((~ (hskp26) | ~ (c0_1 @ a2345))),
% 6.63/1.56      inference('cnf', [status(esa)], [zf_stmt_91])).
% 6.63/1.56  thf('127', plain, (~ ( (c0_1 @ a2345)) | ~ ( (hskp26))),
% 6.63/1.56      inference('split', [status(esa)], [zip_derived_cl92])).
% 6.63/1.56  thf('128', plain, (~ ( (c1_1 @ a2345)) | ~ ( (hskp26))),
% 6.63/1.56      inference('split', [status(esa)], [zip_derived_cl93])).
% 6.63/1.56  thf(zip_derived_cl492, plain,
% 6.63/1.56      ((![X0 : $i]: ( (c2_1 @ X0) |  (c1_1 @ X0) |  (c0_1 @ X0)))
% 6.63/1.56         <= ((![X0 : $i]: ( (c2_1 @ X0) |  (c1_1 @ X0) |  (c0_1 @ X0))))),
% 6.63/1.56      inference('split', [status(esa)], [zip_derived_cl139])).
% 6.63/1.56  thf(zip_derived_cl400, plain, ((~ (c1_1 @ a2345)) <= (~ ( (c1_1 @ a2345)))),
% 6.63/1.56      inference('split', [status(esa)], [zip_derived_cl93])).
% 6.63/1.56  thf(zip_derived_cl1037, plain,
% 6.63/1.56      ((( (c0_1 @ a2345) |  (c2_1 @ a2345)))
% 6.63/1.56         <= (~ ( (c1_1 @ a2345)) & 
% 6.63/1.56             (![X0 : $i]: ( (c2_1 @ X0) |  (c1_1 @ X0) |  (c0_1 @ X0))))),
% 6.63/1.56      inference('s_sup-', [status(thm)], [zip_derived_cl492, zip_derived_cl400])).
% 6.63/1.56  thf('129', plain,
% 6.63/1.56      (( (c2_1 @ a2345)) | 
% 6.63/1.56       ~ (![X0 : $i]: ( (c2_1 @ X0) |  (c1_1 @ X0) |  (c0_1 @ X0))) | 
% 6.63/1.56       ( (c1_1 @ a2345)) | ( (c0_1 @ a2345))),
% 6.63/1.56      inference('split', [status(esa)], [zip_derived_cl1037])).
% 6.63/1.56  thf(clause35, conjecture, (~( ( hskp16 ) | ( hskp26 ) | ( hskp28 ) ))).
% 6.63/1.56  thf(zf_stmt_92, negated_conjecture, (( hskp16 ) | ( hskp26 ) | ( hskp28 )),
% 6.63/1.56    inference('cnf.neg', [status(esa)], [clause35])).
% 6.63/1.56  thf(zip_derived_cl34, plain, (( (hskp16) |  (hskp26) |  (hskp28))),
% 6.63/1.56      inference('cnf', [status(esa)], [zf_stmt_92])).
% 6.63/1.56  thf('130', plain, (( (hskp26)) | ( (hskp16)) | ( (hskp28))),
% 6.63/1.56      inference('split', [status(esa)], [zip_derived_cl34])).
% 6.63/1.56  thf(clause111, conjecture, (~( ( ~( hskp16 ) ) | ( ~( c0_1 @ a2304 ) ) ))).
% 6.63/1.56  thf(zf_stmt_93, negated_conjecture,
% 6.63/1.56    (( ~( hskp16 ) ) | ( ~( c0_1 @ a2304 ) )),
% 6.63/1.56    inference('cnf.neg', [status(esa)], [clause111])).
% 6.63/1.56  thf(zip_derived_cl110, plain, ((~ (hskp16) | ~ (c0_1 @ a2304))),
% 6.63/1.56      inference('cnf', [status(esa)], [zf_stmt_93])).
% 6.63/1.56  thf('131', plain, (~ ( (c0_1 @ a2304)) | ~ ( (hskp16))),
% 6.63/1.56      inference('split', [status(esa)], [zip_derived_cl110])).
% 6.63/1.56  thf(clause112, conjecture, (~( ( ~( hskp16 ) ) | ( ~( c2_1 @ a2304 ) ) ))).
% 6.63/1.56  thf(zf_stmt_94, negated_conjecture,
% 6.63/1.56    (( ~( hskp16 ) ) | ( ~( c2_1 @ a2304 ) )),
% 6.63/1.56    inference('cnf.neg', [status(esa)], [clause112])).
% 6.63/1.56  thf(zip_derived_cl111, plain, ((~ (hskp16) | ~ (c2_1 @ a2304))),
% 6.63/1.56      inference('cnf', [status(esa)], [zf_stmt_94])).
% 6.63/1.56  thf('132', plain, (~ ( (c2_1 @ a2304)) | ~ ( (hskp16))),
% 6.63/1.56      inference('split', [status(esa)], [zip_derived_cl111])).
% 6.63/1.56  thf(clause113, conjecture, (~( ( ~( hskp16 ) ) | ( ~( c3_1 @ a2304 ) ) ))).
% 6.63/1.56  thf(zf_stmt_95, negated_conjecture,
% 6.63/1.56    (( ~( hskp16 ) ) | ( ~( c3_1 @ a2304 ) )),
% 6.63/1.56    inference('cnf.neg', [status(esa)], [clause113])).
% 6.63/1.56  thf(zip_derived_cl112, plain, ((~ (hskp16) | ~ (c3_1 @ a2304))),
% 6.63/1.56      inference('cnf', [status(esa)], [zf_stmt_95])).
% 6.63/1.56  thf('133', plain, (~ ( (c3_1 @ a2304)) | ~ ( (hskp16))),
% 6.63/1.56      inference('split', [status(esa)], [zip_derived_cl112])).
% 6.63/1.56  thf(zip_derived_cl500, plain,
% 6.63/1.56      ((![X0 : $i]: ( (c2_1 @ X0) |  (c0_1 @ X0) |  (c3_1 @ X0)))
% 6.63/1.56         <= ((![X0 : $i]: ( (c2_1 @ X0) |  (c0_1 @ X0) |  (c3_1 @ X0))))),
% 6.63/1.56      inference('split', [status(esa)], [zip_derived_cl141])).
% 6.63/1.56  thf(zip_derived_cl436, plain, ((~ (c2_1 @ a2304)) <= (~ ( (c2_1 @ a2304)))),
% 6.63/1.56      inference('split', [status(esa)], [zip_derived_cl111])).
% 6.63/1.56  thf(zip_derived_cl1210, plain,
% 6.63/1.56      ((( (c3_1 @ a2304) |  (c0_1 @ a2304)))
% 6.63/1.56         <= (~ ( (c2_1 @ a2304)) & 
% 6.63/1.56             (![X0 : $i]: ( (c2_1 @ X0) |  (c0_1 @ X0) |  (c3_1 @ X0))))),
% 6.63/1.56      inference('s_sup-', [status(thm)], [zip_derived_cl500, zip_derived_cl436])).
% 6.63/1.56  thf('134', plain,
% 6.63/1.56      (( (c0_1 @ a2304)) | ( (c2_1 @ a2304)) | 
% 6.63/1.56       ~ (![X0 : $i]: ( (c2_1 @ X0) |  (c0_1 @ X0) |  (c3_1 @ X0))) | 
% 6.63/1.56       ( (c3_1 @ a2304))),
% 6.63/1.56      inference('split', [status(esa)], [zip_derived_cl1210])).
% 6.63/1.56  thf(zip_derived_cl706, plain,
% 6.63/1.56      ((![X1 : $i]: (~ (c1_1 @ X1) | ~ (c0_1 @ X1) | ~ (c3_1 @ X1)))
% 6.63/1.56         <= ((![X1 : $i]: (~ (c1_1 @ X1) | ~ (c0_1 @ X1) | ~ (c3_1 @ X1))))),
% 6.63/1.56      inference('split', [status(esa)], [zip_derived_cl193])).
% 6.63/1.56  thf(zip_derived_cl306, plain, (( (c1_1 @ a2315)) <= (( (c1_1 @ a2315)))),
% 6.63/1.56      inference('split', [status(esa)], [zip_derived_cl46])).
% 6.63/1.56  thf(zip_derived_cl850, plain,
% 6.63/1.56      (((~ (c3_1 @ a2315) | ~ (c0_1 @ a2315)))
% 6.63/1.56         <= (( (c1_1 @ a2315)) & 
% 6.63/1.56             (![X1 : $i]: (~ (c1_1 @ X1) | ~ (c0_1 @ X1) | ~ (c3_1 @ X1))))),
% 6.63/1.56      inference('s_sup+', [status(thm)], [zip_derived_cl706, zip_derived_cl306])).
% 6.63/1.56  thf('135', plain,
% 6.63/1.56      (~ (![X1 : $i]: (~ (c1_1 @ X1) | ~ (c0_1 @ X1) | ~ (c3_1 @ X1))) | 
% 6.63/1.56       ~ ( (c0_1 @ a2315)) | ~ ( (c1_1 @ a2315)) | ~ ( (c3_1 @ a2315))),
% 6.63/1.56      inference('split', [status(esa)], [zip_derived_cl850])).
% 6.63/1.56  thf('136', plain, (( (c1_1 @ a2315)) | ~ ( (hskp30))),
% 6.63/1.56      inference('split', [status(esa)], [zip_derived_cl46])).
% 6.63/1.56  thf(clause186, conjecture,
% 6.63/1.56    (~( ( hskp30 ) | ( c0_1 @ V ) | ( c3_1 @ U ) | ( c1_1 @ U ) | 
% 6.63/1.56        ( ~( c3_1 @ V ) ) | ( ~( c2_1 @ V ) ) | ( ~( ndr1_0 ) ) | 
% 6.63/1.56        ( ~( c2_1 @ U ) ) ))).
% 6.63/1.56  thf(zf_stmt_96, negated_conjecture,
% 6.63/1.56    (( hskp30 ) | ( c0_1 @ V ) | ( c3_1 @ U ) | ( c1_1 @ U ) | 
% 6.63/1.56     ( ~( c3_1 @ V ) ) | ( ~( c2_1 @ V ) ) | ( ~( ndr1_0 ) ) | 
% 6.63/1.56     ( ~( c2_1 @ U ) )),
% 6.63/1.56    inference('cnf.neg', [status(esa)], [clause186])).
% 6.63/1.56  thf(zip_derived_cl185, plain,
% 6.63/1.56      (![X0 : $i, X1 : $i]:
% 6.63/1.56         ( (hskp30)
% 6.63/1.56          |  (c0_1 @ X0)
% 6.63/1.56          |  (c3_1 @ X1)
% 6.63/1.56          |  (c1_1 @ X1)
% 6.63/1.56          | ~ (c3_1 @ X0)
% 6.63/1.56          | ~ (c2_1 @ X0)
% 6.63/1.56          | ~ (ndr1_0)
% 6.63/1.56          | ~ (c2_1 @ X1))),
% 6.63/1.56      inference('cnf', [status(esa)], [zf_stmt_96])).
% 6.63/1.56  thf('137', plain,
% 6.63/1.56      (( (hskp30)) | 
% 6.63/1.56       (![X1 : $i]: ( (c1_1 @ X1) |  (c3_1 @ X1) | ~ (c2_1 @ X1))) | 
% 6.63/1.56       ~ ( (ndr1_0)) | 
% 6.63/1.56       (![X0 : $i]: (~ (c2_1 @ X0) |  (c0_1 @ X0) | ~ (c3_1 @ X0)))),
% 6.63/1.56      inference('split', [status(esa)], [zip_derived_cl185])).
% 6.63/1.56  thf(zip_derived_cl500, plain,
% 6.63/1.56      ((![X0 : $i]: ( (c2_1 @ X0) |  (c0_1 @ X0) |  (c3_1 @ X0)))
% 6.63/1.56         <= ((![X0 : $i]: ( (c2_1 @ X0) |  (c0_1 @ X0) |  (c3_1 @ X0))))),
% 6.63/1.56      inference('split', [status(esa)], [zip_derived_cl141])).
% 6.63/1.56  thf(clause104, conjecture, (~( ( ~( hskp19 ) ) | ( ~( c2_1 @ a2316 ) ) ))).
% 6.63/1.56  thf(zf_stmt_97, negated_conjecture,
% 6.63/1.56    (( ~( hskp19 ) ) | ( ~( c2_1 @ a2316 ) )),
% 6.63/1.56    inference('cnf.neg', [status(esa)], [clause104])).
% 6.63/1.56  thf(zip_derived_cl103, plain, ((~ (hskp19) | ~ (c2_1 @ a2316))),
% 6.63/1.56      inference('cnf', [status(esa)], [zf_stmt_97])).
% 6.63/1.56  thf(zip_derived_cl420, plain, ((~ (c2_1 @ a2316)) <= (~ ( (c2_1 @ a2316)))),
% 6.63/1.56      inference('split', [status(esa)], [zip_derived_cl103])).
% 6.63/1.56  thf(zip_derived_cl1201, plain,
% 6.63/1.56      ((( (c3_1 @ a2316) |  (c0_1 @ a2316)))
% 6.63/1.56         <= (~ ( (c2_1 @ a2316)) & 
% 6.63/1.56             (![X0 : $i]: ( (c2_1 @ X0) |  (c0_1 @ X0) |  (c3_1 @ X0))))),
% 6.63/1.56      inference('s_sup-', [status(thm)], [zip_derived_cl500, zip_derived_cl420])).
% 6.63/1.56  thf('138', plain,
% 6.63/1.56      (~ (![X0 : $i]: ( (c2_1 @ X0) |  (c0_1 @ X0) |  (c3_1 @ X0))) | 
% 6.63/1.56       ( (c0_1 @ a2316)) | ( (c2_1 @ a2316)) | ( (c3_1 @ a2316))),
% 6.63/1.56      inference('split', [status(esa)], [zip_derived_cl1201])).
% 6.63/1.56  thf('139', plain, (( (c1_1 @ a2316)) | ~ ( (hskp19))),
% 6.63/1.56      inference('split', [status(esa)], [zip_derived_cl67])).
% 6.63/1.56  thf('140', plain, (~ ( (c2_1 @ a2316)) | ~ ( (hskp19))),
% 6.63/1.56      inference('split', [status(esa)], [zip_derived_cl103])).
% 6.63/1.56  thf(clause105, conjecture, (~( ( ~( hskp19 ) ) | ( ~( c3_1 @ a2316 ) ) ))).
% 6.63/1.56  thf(zf_stmt_98, negated_conjecture,
% 6.63/1.56    (( ~( hskp19 ) ) | ( ~( c3_1 @ a2316 ) )),
% 6.63/1.56    inference('cnf.neg', [status(esa)], [clause105])).
% 6.63/1.56  thf(zip_derived_cl104, plain, ((~ (hskp19) | ~ (c3_1 @ a2316))),
% 6.63/1.56      inference('cnf', [status(esa)], [zf_stmt_98])).
% 6.63/1.56  thf('141', plain, (~ ( (c3_1 @ a2316)) | ~ ( (hskp19))),
% 6.63/1.56      inference('split', [status(esa)], [zip_derived_cl104])).
% 6.63/1.56  thf('142', plain,
% 6.63/1.56      (( (hskp19)) | ( (hskp7)) | ~ ( (ndr1_0)) | 
% 6.63/1.56       (![X0 : $i]: (~ (c2_1 @ X0) | ~ (c1_1 @ X0) |  (c3_1 @ X0)))),
% 6.63/1.56      inference('split', [status(esa)], [zip_derived_cl169])).
% 6.63/1.56  thf(zip_derived_cl610, plain,
% 6.63/1.56      ((![X0 : $i]: (~ (c2_1 @ X0) | ~ (c1_1 @ X0) |  (c3_1 @ X0)))
% 6.63/1.56         <= ((![X0 : $i]: (~ (c2_1 @ X0) | ~ (c1_1 @ X0) |  (c3_1 @ X0))))),
% 6.63/1.56      inference('split', [status(esa)], [zip_derived_cl169])).
% 6.63/1.56  thf(zip_derived_cl324, plain, (( (c1_1 @ a2367)) <= (( (c1_1 @ a2367)))),
% 6.63/1.56      inference('split', [status(esa)], [zip_derived_cl55])).
% 6.63/1.56  thf(zip_derived_cl1256, plain,
% 6.63/1.56      ((( (c3_1 @ a2367) | ~ (c2_1 @ a2367)))
% 6.63/1.56         <= (( (c1_1 @ a2367)) & 
% 6.63/1.56             (![X0 : $i]: (~ (c2_1 @ X0) | ~ (c1_1 @ X0) |  (c3_1 @ X0))))),
% 6.63/1.56      inference('s_sup+', [status(thm)], [zip_derived_cl610, zip_derived_cl324])).
% 6.63/1.56  thf('143', plain,
% 6.63/1.56      (( (c3_1 @ a2367)) | 
% 6.63/1.56       ~ (![X0 : $i]: (~ (c2_1 @ X0) | ~ (c1_1 @ X0) |  (c3_1 @ X0))) | 
% 6.63/1.56       ~ ( (c1_1 @ a2367)) | ~ ( (c2_1 @ a2367))),
% 6.63/1.56      inference('split', [status(esa)], [zip_derived_cl1256])).
% 6.63/1.56  thf(zip_derived_cl547, plain,
% 6.63/1.56      ((![X0 : $i]: (~ (c2_1 @ X0) |  (c0_1 @ X0) | ~ (c3_1 @ X0)))
% 6.63/1.56         <= ((![X0 : $i]: (~ (c2_1 @ X0) |  (c0_1 @ X0) | ~ (c3_1 @ X0))))),
% 6.63/1.56      inference('split', [status(esa)], [zip_derived_cl153])).
% 6.63/1.56  thf(clause57, conjecture, (~( ( c2_1 @ a2367 ) | ( ~( hskp27 ) ) ))).
% 6.63/1.56  thf(zf_stmt_99, negated_conjecture, (( c2_1 @ a2367 ) | ( ~( hskp27 ) )),
% 6.63/1.56    inference('cnf.neg', [status(esa)], [clause57])).
% 6.63/1.56  thf(zip_derived_cl56, plain, (( (c2_1 @ a2367) | ~ (hskp27))),
% 6.63/1.56      inference('cnf', [status(esa)], [zf_stmt_99])).
% 6.63/1.56  thf(zip_derived_cl326, plain, (( (c2_1 @ a2367)) <= (( (c2_1 @ a2367)))),
% 6.63/1.56      inference('split', [status(esa)], [zip_derived_cl56])).
% 6.63/1.56  thf(zip_derived_cl1003, plain,
% 6.63/1.56      (((~ (c3_1 @ a2367) |  (c0_1 @ a2367)))
% 6.63/1.56         <= (( (c2_1 @ a2367)) & 
% 6.63/1.56             (![X0 : $i]: (~ (c2_1 @ X0) |  (c0_1 @ X0) | ~ (c3_1 @ X0))))),
% 6.63/1.56      inference('s_sup+', [status(thm)], [zip_derived_cl547, zip_derived_cl326])).
% 6.63/1.56  thf('144', plain,
% 6.63/1.56      (~ ( (c3_1 @ a2367)) | 
% 6.63/1.56       ~ (![X0 : $i]: (~ (c2_1 @ X0) |  (c0_1 @ X0) | ~ (c3_1 @ X0))) | 
% 6.63/1.56       ( (c0_1 @ a2367)) | ~ ( (c2_1 @ a2367))),
% 6.63/1.56      inference('split', [status(esa)], [zip_derived_cl1003])).
% 6.63/1.56  thf('145', plain, (( (c1_1 @ a2367)) | ~ ( (hskp27))),
% 6.63/1.56      inference('split', [status(esa)], [zip_derived_cl55])).
% 6.63/1.56  thf('146', plain, (( (c2_1 @ a2367)) | ~ ( (hskp27))),
% 6.63/1.56      inference('split', [status(esa)], [zip_derived_cl56])).
% 6.63/1.56  thf(clause92, conjecture, (~( ( ~( hskp27 ) ) | ( ~( c0_1 @ a2367 ) ) ))).
% 6.63/1.56  thf(zf_stmt_100, negated_conjecture,
% 6.63/1.56    (( ~( hskp27 ) ) | ( ~( c0_1 @ a2367 ) )),
% 6.63/1.56    inference('cnf.neg', [status(esa)], [clause92])).
% 6.63/1.56  thf(zip_derived_cl91, plain, ((~ (hskp27) | ~ (c0_1 @ a2367))),
% 6.63/1.56      inference('cnf', [status(esa)], [zf_stmt_100])).
% 6.63/1.56  thf('147', plain, (~ ( (c0_1 @ a2367)) | ~ ( (hskp27))),
% 6.63/1.56      inference('split', [status(esa)], [zip_derived_cl91])).
% 6.63/1.56  thf(clause33, conjecture, (~( ( hskp3 ) | ( hskp27 ) | ( hskp29 ) ))).
% 6.63/1.56  thf(zf_stmt_101, negated_conjecture, (( hskp3 ) | ( hskp27 ) | ( hskp29 )),
% 6.63/1.56    inference('cnf.neg', [status(esa)], [clause33])).
% 6.63/1.56  thf(zip_derived_cl32, plain, (( (hskp3) |  (hskp27) |  (hskp29))),
% 6.63/1.56      inference('cnf', [status(esa)], [zf_stmt_101])).
% 6.63/1.56  thf('148', plain, (( (hskp27)) | ( (hskp29)) | ( (hskp3))),
% 6.63/1.56      inference('split', [status(esa)], [zip_derived_cl32])).
% 6.63/1.56  thf(clause50, conjecture, (~( ( c0_1 @ a2309 ) | ( ~( hskp29 ) ) ))).
% 6.63/1.56  thf(zf_stmt_102, negated_conjecture, (( c0_1 @ a2309 ) | ( ~( hskp29 ) )),
% 6.63/1.56    inference('cnf.neg', [status(esa)], [clause50])).
% 6.63/1.56  thf(zip_derived_cl49, plain, (( (c0_1 @ a2309) | ~ (hskp29))),
% 6.63/1.56      inference('cnf', [status(esa)], [zf_stmt_102])).
% 6.63/1.56  thf('149', plain, (( (c0_1 @ a2309)) | ~ ( (hskp29))),
% 6.63/1.56      inference('split', [status(esa)], [zip_derived_cl49])).
% 6.63/1.56  thf('150', plain, (( (c1_1 @ a2309)) | ~ ( (hskp29))),
% 6.63/1.56      inference('split', [status(esa)], [zip_derived_cl50])).
% 6.63/1.56  thf('151', plain, (( (c2_1 @ a2309)) | ~ ( (hskp29))),
% 6.63/1.56      inference('split', [status(esa)], [zip_derived_cl51])).
% 6.63/1.56  thf(zip_derived_cl314, plain, (( (c1_1 @ a2309)) <= (( (c1_1 @ a2309)))),
% 6.63/1.56      inference('split', [status(esa)], [zip_derived_cl50])).
% 6.63/1.56  thf(zip_derived_cl614, plain,
% 6.63/1.56      ((![X0 : $i]: (~ (c2_1 @ X0) | ~ (c1_1 @ X0) | ~ (c0_1 @ X0)))
% 6.63/1.56         <= ((![X0 : $i]: (~ (c2_1 @ X0) | ~ (c1_1 @ X0) | ~ (c0_1 @ X0))))),
% 6.63/1.56      inference('split', [status(esa)], [zip_derived_cl170])).
% 6.63/1.56  thf(zip_derived_cl810, plain,
% 6.63/1.56      (((~ (c2_1 @ a2309) | ~ (c0_1 @ a2309)))
% 6.63/1.56         <= (( (c1_1 @ a2309)) & 
% 6.63/1.56             (![X0 : $i]: (~ (c2_1 @ X0) | ~ (c1_1 @ X0) | ~ (c0_1 @ X0))))),
% 6.63/1.56      inference('s_sup-', [status(thm)], [zip_derived_cl314, zip_derived_cl614])).
% 6.63/1.56  thf('152', plain,
% 6.63/1.56      (~ ( (c0_1 @ a2309)) | ~ ( (c2_1 @ a2309)) | 
% 6.63/1.56       ~ (![X0 : $i]: (~ (c2_1 @ X0) | ~ (c1_1 @ X0) | ~ (c0_1 @ X0))) | 
% 6.63/1.56       ~ ( (c1_1 @ a2309))),
% 6.63/1.56      inference('split', [status(esa)], [zip_derived_cl810])).
% 6.63/1.56  thf(clause193, conjecture,
% 6.63/1.56    (~( ( hskp1 ) | ( c3_1 @ V ) | ( c1_1 @ V ) | ( ~( c0_1 @ V ) ) | 
% 6.63/1.56        ( ~( ndr1_0 ) ) | ( ~( c2_1 @ U ) ) | ( ~( c1_1 @ U ) ) | 
% 6.63/1.56        ( ~( c0_1 @ U ) ) ))).
% 6.63/1.56  thf(zf_stmt_103, negated_conjecture,
% 6.63/1.56    (( hskp1 ) | ( c3_1 @ V ) | ( c1_1 @ V ) | ( ~( c0_1 @ V ) ) | 
% 6.63/1.56     ( ~( ndr1_0 ) ) | ( ~( c2_1 @ U ) ) | ( ~( c1_1 @ U ) ) | 
% 6.63/1.56     ( ~( c0_1 @ U ) )),
% 6.63/1.56    inference('cnf.neg', [status(esa)], [clause193])).
% 6.63/1.56  thf(zip_derived_cl192, plain,
% 6.63/1.56      (![X0 : $i, X1 : $i]:
% 6.63/1.56         ( (hskp1)
% 6.63/1.56          |  (c3_1 @ X0)
% 6.63/1.56          |  (c1_1 @ X0)
% 6.63/1.56          | ~ (c0_1 @ X0)
% 6.63/1.56          | ~ (ndr1_0)
% 6.63/1.56          | ~ (c2_1 @ X1)
% 6.63/1.56          | ~ (c1_1 @ X1)
% 6.63/1.56          | ~ (c0_1 @ X1))),
% 6.63/1.56      inference('cnf', [status(esa)], [zf_stmt_103])).
% 6.63/1.56  thf('153', plain,
% 6.63/1.56      ((![X0 : $i]: (~ (c2_1 @ X0) | ~ (c1_1 @ X0) | ~ (c0_1 @ X0))) | 
% 6.63/1.56       ( (hskp1)) | 
% 6.63/1.56       (![X0 : $i]: ( (c1_1 @ X0) | ~ (c0_1 @ X0) |  (c3_1 @ X0))) | 
% 6.63/1.56       ~ ( (ndr1_0))),
% 6.63/1.56      inference('split', [status(esa)], [zip_derived_cl192])).
% 6.63/1.56  thf('154', plain,
% 6.63/1.56      (( (hskp28)) | ( (hskp9)) | 
% 6.63/1.56       (![X0 : $i]: ( (c2_1 @ X0) |  (c0_1 @ X0) |  (c3_1 @ X0))) | 
% 6.63/1.56       ~ ( (ndr1_0))),
% 6.63/1.56      inference('split', [status(esa)], [zip_derived_cl141])).
% 6.63/1.56  thf(zip_derived_cl516, plain,
% 6.63/1.56      ((![X0 : $i]: ( (c1_1 @ X0) | ~ (c0_1 @ X0) |  (c3_1 @ X0)))
% 6.63/1.56         <= ((![X0 : $i]: ( (c1_1 @ X0) | ~ (c0_1 @ X0) |  (c3_1 @ X0))))),
% 6.63/1.56      inference('split', [status(esa)], [zip_derived_cl145])).
% 6.63/1.56  thf(zip_derived_cl448, plain, ((~ (c1_1 @ a2295)) <= (~ ( (c1_1 @ a2295)))),
% 6.63/1.56      inference('split', [status(esa)], [zip_derived_cl117])).
% 6.63/1.56  thf(zip_derived_cl1413, plain,
% 6.63/1.56      ((( (c3_1 @ a2295) | ~ (c0_1 @ a2295)))
% 6.63/1.56         <= (~ ( (c1_1 @ a2295)) & 
% 6.63/1.56             (![X0 : $i]: ( (c1_1 @ X0) | ~ (c0_1 @ X0) |  (c3_1 @ X0))))),
% 6.63/1.56      inference('s_sup-', [status(thm)], [zip_derived_cl516, zip_derived_cl448])).
% 6.63/1.56  thf('155', plain,
% 6.63/1.56      (~ (![X0 : $i]: ( (c1_1 @ X0) | ~ (c0_1 @ X0) |  (c3_1 @ X0))) | 
% 6.63/1.56       ( (c1_1 @ a2295)) | ( (c3_1 @ a2295)) | ~ ( (c0_1 @ a2295))),
% 6.63/1.56      inference('split', [status(esa)], [zip_derived_cl1413])).
% 6.63/1.56  thf(clause123, conjecture, (~( ( ~( hskp9 ) ) | ( ~( c0_1 @ a2291 ) ) ))).
% 6.63/1.56  thf(zf_stmt_104, negated_conjecture,
% 6.63/1.56    (( ~( hskp9 ) ) | ( ~( c0_1 @ a2291 ) )),
% 6.63/1.56    inference('cnf.neg', [status(esa)], [clause123])).
% 6.63/1.56  thf(zip_derived_cl122, plain, ((~ (hskp9) | ~ (c0_1 @ a2291))),
% 6.63/1.56      inference('cnf', [status(esa)], [zf_stmt_104])).
% 6.63/1.56  thf('156', plain, (~ ( (c0_1 @ a2291)) | ~ ( (hskp9))),
% 6.63/1.56      inference('split', [status(esa)], [zip_derived_cl122])).
% 6.63/1.56  thf(clause124, conjecture, (~( ( ~( hskp9 ) ) | ( ~( c1_1 @ a2291 ) ) ))).
% 6.63/1.56  thf(zf_stmt_105, negated_conjecture,
% 6.63/1.56    (( ~( hskp9 ) ) | ( ~( c1_1 @ a2291 ) )),
% 6.63/1.56    inference('cnf.neg', [status(esa)], [clause124])).
% 6.63/1.56  thf(zip_derived_cl123, plain, ((~ (hskp9) | ~ (c1_1 @ a2291))),
% 6.63/1.56      inference('cnf', [status(esa)], [zf_stmt_105])).
% 6.63/1.56  thf('157', plain, (~ ( (c1_1 @ a2291)) | ~ ( (hskp9))),
% 6.63/1.56      inference('split', [status(esa)], [zip_derived_cl123])).
% 6.63/1.56  thf(clause125, conjecture, (~( ( ~( hskp9 ) ) | ( ~( c2_1 @ a2291 ) ) ))).
% 6.63/1.56  thf(zf_stmt_106, negated_conjecture,
% 6.63/1.56    (( ~( hskp9 ) ) | ( ~( c2_1 @ a2291 ) )),
% 6.63/1.56    inference('cnf.neg', [status(esa)], [clause125])).
% 6.63/1.56  thf(zip_derived_cl124, plain, ((~ (hskp9) | ~ (c2_1 @ a2291))),
% 6.63/1.56      inference('cnf', [status(esa)], [zf_stmt_106])).
% 6.63/1.56  thf('158', plain, (~ ( (c2_1 @ a2291)) | ~ ( (hskp9))),
% 6.63/1.56      inference('split', [status(esa)], [zip_derived_cl124])).
% 6.63/1.56  thf(zip_derived_cl492, plain,
% 6.63/1.56      ((![X0 : $i]: ( (c2_1 @ X0) |  (c1_1 @ X0) |  (c0_1 @ X0)))
% 6.63/1.56         <= ((![X0 : $i]: ( (c2_1 @ X0) |  (c1_1 @ X0) |  (c0_1 @ X0))))),
% 6.63/1.56      inference('split', [status(esa)], [zip_derived_cl139])).
% 6.63/1.56  thf(zip_derived_cl460, plain, ((~ (c1_1 @ a2291)) <= (~ ( (c1_1 @ a2291)))),
% 6.63/1.56      inference('split', [status(esa)], [zip_derived_cl123])).
% 6.63/1.56  thf(zip_derived_cl1047, plain,
% 6.63/1.56      ((( (c0_1 @ a2291) |  (c2_1 @ a2291)))
% 6.63/1.56         <= (~ ( (c1_1 @ a2291)) & 
% 6.63/1.56             (![X0 : $i]: ( (c2_1 @ X0) |  (c1_1 @ X0) |  (c0_1 @ X0))))),
% 6.63/1.56      inference('s_sup-', [status(thm)], [zip_derived_cl492, zip_derived_cl460])).
% 6.63/1.56  thf('159', plain,
% 6.63/1.56      (( (c0_1 @ a2291)) | ( (c1_1 @ a2291)) | 
% 6.63/1.56       ~ (![X0 : $i]: ( (c2_1 @ X0) |  (c1_1 @ X0) |  (c0_1 @ X0))) | 
% 6.63/1.56       ( (c2_1 @ a2291))),
% 6.63/1.56      inference('split', [status(esa)], [zip_derived_cl1047])).
% 6.63/1.56  thf(clause75, conjecture, (~( ( c0_1 @ a2295 ) | ( ~( hskp12 ) ) ))).
% 6.63/1.56  thf(zf_stmt_107, negated_conjecture, (( c0_1 @ a2295 ) | ( ~( hskp12 ) )),
% 6.63/1.56    inference('cnf.neg', [status(esa)], [clause75])).
% 6.63/1.56  thf(zip_derived_cl74, plain, (( (c0_1 @ a2295) | ~ (hskp12))),
% 6.63/1.56      inference('cnf', [status(esa)], [zf_stmt_107])).
% 6.63/1.56  thf('160', plain, (( (c0_1 @ a2295)) | ~ ( (hskp12))),
% 6.63/1.56      inference('split', [status(esa)], [zip_derived_cl74])).
% 6.63/1.56  thf('161', plain, (~ ( (c1_1 @ a2295)) | ~ ( (hskp12))),
% 6.63/1.56      inference('split', [status(esa)], [zip_derived_cl117])).
% 6.63/1.56  thf(clause119, conjecture, (~( ( ~( hskp12 ) ) | ( ~( c3_1 @ a2295 ) ) ))).
% 6.63/1.56  thf(zf_stmt_108, negated_conjecture,
% 6.63/1.56    (( ~( hskp12 ) ) | ( ~( c3_1 @ a2295 ) )),
% 6.63/1.56    inference('cnf.neg', [status(esa)], [clause119])).
% 6.63/1.56  thf(zip_derived_cl118, plain, ((~ (hskp12) | ~ (c3_1 @ a2295))),
% 6.63/1.56      inference('cnf', [status(esa)], [zf_stmt_108])).
% 6.63/1.56  thf('162', plain, (~ ( (c3_1 @ a2295)) | ~ ( (hskp12))),
% 6.63/1.56      inference('split', [status(esa)], [zip_derived_cl118])).
% 6.63/1.56  thf('163', plain,
% 6.63/1.56      ((![X1 : $i]: ( (c1_1 @ X1) |  (c3_1 @ X1) | ~ (c2_1 @ X1))) | 
% 6.63/1.56       (![X0 : $i]: ( (c2_1 @ X0) |  (c1_1 @ X0) |  (c0_1 @ X0))) | 
% 6.63/1.56       ( (hskp1)) | ~ ( (ndr1_0))),
% 6.63/1.56      inference('split', [status(esa)], [zip_derived_cl176])).
% 6.63/1.56  thf(clause38, conjecture, (~( ( hskp0 ) | ( hskp12 ) | ( hskp6 ) ))).
% 6.63/1.56  thf(zf_stmt_109, negated_conjecture, (( hskp0 ) | ( hskp12 ) | ( hskp6 )),
% 6.63/1.56    inference('cnf.neg', [status(esa)], [clause38])).
% 6.63/1.56  thf(zip_derived_cl37, plain, (( (hskp0) |  (hskp12) |  (hskp6))),
% 6.63/1.56      inference('cnf', [status(esa)], [zf_stmt_109])).
% 6.63/1.56  thf('164', plain, (( (hskp0)) | ( (hskp12)) | ( (hskp6))),
% 6.63/1.56      inference('split', [status(esa)], [zip_derived_cl37])).
% 6.63/1.56  thf(clause82, conjecture, (~( ( c0_1 @ a2285 ) | ( ~( hskp6 ) ) ))).
% 6.63/1.56  thf(zf_stmt_110, negated_conjecture, (( c0_1 @ a2285 ) | ( ~( hskp6 ) )),
% 6.63/1.56    inference('cnf.neg', [status(esa)], [clause82])).
% 6.63/1.56  thf(zip_derived_cl81, plain, (( (c0_1 @ a2285) | ~ (hskp6))),
% 6.63/1.56      inference('cnf', [status(esa)], [zf_stmt_110])).
% 6.63/1.56  thf('165', plain, (( (c0_1 @ a2285)) | ~ ( (hskp6))),
% 6.63/1.56      inference('split', [status(esa)], [zip_derived_cl81])).
% 6.63/1.56  thf('166', plain, (( (c1_1 @ a2285)) | ~ ( (hskp6))),
% 6.63/1.56      inference('split', [status(esa)], [zip_derived_cl82])).
% 6.63/1.56  thf(clause129, conjecture, (~( ( ~( hskp6 ) ) | ( ~( c3_1 @ a2285 ) ) ))).
% 6.63/1.56  thf(zf_stmt_111, negated_conjecture,
% 6.63/1.56    (( ~( hskp6 ) ) | ( ~( c3_1 @ a2285 ) )),
% 6.63/1.56    inference('cnf.neg', [status(esa)], [clause129])).
% 6.63/1.56  thf(zip_derived_cl128, plain, ((~ (hskp6) | ~ (c3_1 @ a2285))),
% 6.63/1.56      inference('cnf', [status(esa)], [zf_stmt_111])).
% 6.63/1.56  thf('167', plain, (~ ( (c3_1 @ a2285)) | ~ ( (hskp6))),
% 6.63/1.56      inference('split', [status(esa)], [zip_derived_cl128])).
% 6.63/1.56  thf(zip_derived_cl598, plain,
% 6.63/1.56      ((![X0 : $i]: (~ (c1_1 @ X0) | ~ (c0_1 @ X0) |  (c3_1 @ X0)))
% 6.63/1.56         <= ((![X0 : $i]: (~ (c1_1 @ X0) | ~ (c0_1 @ X0) |  (c3_1 @ X0))))),
% 6.63/1.56      inference('split', [status(esa)], [zip_derived_cl166])).
% 6.63/1.56  thf(zip_derived_cl378, plain, (( (c1_1 @ a2285)) <= (( (c1_1 @ a2285)))),
% 6.63/1.56      inference('split', [status(esa)], [zip_derived_cl82])).
% 6.63/1.56  thf(zip_derived_cl1165, plain,
% 6.63/1.56      ((( (c3_1 @ a2285) | ~ (c0_1 @ a2285)))
% 6.63/1.56         <= (( (c1_1 @ a2285)) & 
% 6.63/1.56             (![X0 : $i]: (~ (c1_1 @ X0) | ~ (c0_1 @ X0) |  (c3_1 @ X0))))),
% 6.63/1.56      inference('s_sup+', [status(thm)], [zip_derived_cl598, zip_derived_cl378])).
% 6.63/1.56  thf('168', plain,
% 6.63/1.56      (~ ( (c1_1 @ a2285)) | ( (c3_1 @ a2285)) | 
% 6.63/1.56       ~ (![X0 : $i]: (~ (c1_1 @ X0) | ~ (c0_1 @ X0) |  (c3_1 @ X0))) | 
% 6.63/1.56       ~ ( (c0_1 @ a2285))),
% 6.63/1.56      inference('split', [status(esa)], [zip_derived_cl1165])).
% 6.63/1.56  thf(clause198, conjecture,
% 6.63/1.56    (~( ( hskp3 ) | ( c3_1 @ V ) | ( ~( c1_1 @ V ) ) | ( ~( c0_1 @ V ) ) | 
% 6.63/1.56        ( ~( ndr1_0 ) ) | ( ~( c3_1 @ U ) ) | ( ~( c2_1 @ U ) ) | 
% 6.63/1.56        ( ~( c0_1 @ U ) ) ))).
% 6.63/1.56  thf(zf_stmt_112, negated_conjecture,
% 6.63/1.56    (( hskp3 ) | ( c3_1 @ V ) | ( ~( c1_1 @ V ) ) | ( ~( c0_1 @ V ) ) | 
% 6.63/1.56     ( ~( ndr1_0 ) ) | ( ~( c3_1 @ U ) ) | ( ~( c2_1 @ U ) ) | 
% 6.63/1.56     ( ~( c0_1 @ U ) )),
% 6.63/1.56    inference('cnf.neg', [status(esa)], [clause198])).
% 6.63/1.56  thf(zip_derived_cl197, plain,
% 6.63/1.56      (![X0 : $i, X1 : $i]:
% 6.63/1.56         ( (hskp3)
% 6.63/1.56          |  (c3_1 @ X0)
% 6.63/1.56          | ~ (c1_1 @ X0)
% 6.63/1.56          | ~ (c0_1 @ X0)
% 6.63/1.56          | ~ (ndr1_0)
% 6.63/1.56          | ~ (c3_1 @ X1)
% 6.63/1.56          | ~ (c2_1 @ X1)
% 6.63/1.56          | ~ (c0_1 @ X1))),
% 6.63/1.56      inference('cnf', [status(esa)], [zf_stmt_112])).
% 6.63/1.56  thf('169', plain,
% 6.63/1.56      ((![X0 : $i]: (~ (c1_1 @ X0) | ~ (c0_1 @ X0) |  (c3_1 @ X0))) | 
% 6.63/1.56       ( (hskp3)) | ~ ( (ndr1_0)) | 
% 6.63/1.56       (![X1 : $i]: (~ (c0_1 @ X1) | ~ (c3_1 @ X1) | ~ (c2_1 @ X1)))),
% 6.63/1.56      inference('split', [status(esa)], [zip_derived_cl197])).
% 6.63/1.56  thf(zip_derived_cl390, plain, (( (c1_1 @ a2277)) <= (( (c1_1 @ a2277)))),
% 6.63/1.56      inference('split', [status(esa)], [zip_derived_cl88])).
% 6.63/1.56  thf(zip_derived_cl706, plain,
% 6.63/1.56      ((![X1 : $i]: (~ (c1_1 @ X1) | ~ (c0_1 @ X1) | ~ (c3_1 @ X1)))
% 6.63/1.56         <= ((![X1 : $i]: (~ (c1_1 @ X1) | ~ (c0_1 @ X1) | ~ (c3_1 @ X1))))),
% 6.63/1.56      inference('split', [status(esa)], [zip_derived_cl193])).
% 6.63/1.56  thf(zip_derived_cl990, plain,
% 6.63/1.56      (((~ (c0_1 @ a2277) | ~ (c3_1 @ a2277)))
% 6.63/1.56         <= (( (c1_1 @ a2277)) & 
% 6.63/1.56             (![X1 : $i]: (~ (c1_1 @ X1) | ~ (c0_1 @ X1) | ~ (c3_1 @ X1))))),
% 6.63/1.56      inference('s_sup-', [status(thm)], [zip_derived_cl390, zip_derived_cl706])).
% 6.63/1.56  thf('170', plain,
% 6.63/1.56      (~ (![X1 : $i]: (~ (c1_1 @ X1) | ~ (c0_1 @ X1) | ~ (c3_1 @ X1))) | 
% 6.63/1.56       ~ ( (c3_1 @ a2277)) | ~ ( (c1_1 @ a2277)) | ~ ( (c0_1 @ a2277))),
% 6.63/1.56      inference('split', [status(esa)], [zip_derived_cl990])).
% 6.63/1.56  thf(clause25, conjecture, (~( ( ndr1_0 ) | ( ~( hskp7 ) ) ))).
% 6.63/1.56  thf(zf_stmt_113, negated_conjecture, (( ndr1_0 ) | ( ~( hskp7 ) )),
% 6.63/1.56    inference('cnf.neg', [status(esa)], [clause25])).
% 6.63/1.56  thf(zip_derived_cl24, plain, (( (ndr1_0) | ~ (hskp7))),
% 6.63/1.56      inference('cnf', [status(esa)], [zf_stmt_113])).
% 6.63/1.56  thf('171', plain, (~ ( (hskp7)) | ( (ndr1_0))),
% 6.63/1.56      inference('split', [status(esa)], [zip_derived_cl24])).
% 6.63/1.56  thf('172', plain,
% 6.63/1.56      (( (hskp14)) | 
% 6.63/1.56       (![X1 : $i]: (~ (c1_1 @ X1) | ~ (c0_1 @ X1) |  (c2_1 @ X1))) | 
% 6.63/1.56       ~ ( (ndr1_0)) | 
% 6.63/1.56       (![X0 : $i]: ( (c2_1 @ X0) | ~ (c0_1 @ X0) |  (c3_1 @ X0)))),
% 6.63/1.56      inference('split', [status(esa)], [zip_derived_cl188])).
% 6.63/1.56  thf(zip_derived_cl598, plain,
% 6.63/1.56      ((![X0 : $i]: (~ (c1_1 @ X0) | ~ (c0_1 @ X0) |  (c3_1 @ X0)))
% 6.63/1.56         <= ((![X0 : $i]: (~ (c1_1 @ X0) | ~ (c0_1 @ X0) |  (c3_1 @ X0))))),
% 6.63/1.56      inference('split', [status(esa)], [zip_derived_cl166])).
% 6.63/1.56  thf(zip_derived_cl348, plain, (( (c1_1 @ a2316)) <= (( (c1_1 @ a2316)))),
% 6.63/1.56      inference('split', [status(esa)], [zip_derived_cl67])).
% 6.63/1.56  thf(zip_derived_cl1162, plain,
% 6.63/1.56      ((( (c3_1 @ a2316) | ~ (c0_1 @ a2316)))
% 6.63/1.56         <= (( (c1_1 @ a2316)) & 
% 6.63/1.56             (![X0 : $i]: (~ (c1_1 @ X0) | ~ (c0_1 @ X0) |  (c3_1 @ X0))))),
% 6.63/1.56      inference('s_sup+', [status(thm)], [zip_derived_cl598, zip_derived_cl348])).
% 6.63/1.56  thf('173', plain,
% 6.63/1.56      (~ ( (c0_1 @ a2316)) | ( (c3_1 @ a2316)) | 
% 6.63/1.56       ~ (![X0 : $i]: (~ (c1_1 @ X0) | ~ (c0_1 @ X0) |  (c3_1 @ X0))) | 
% 6.63/1.56       ~ ( (c1_1 @ a2316))),
% 6.63/1.56      inference('split', [status(esa)], [zip_derived_cl1162])).
% 6.63/1.56  thf(zip_derived_cl638, plain,
% 6.63/1.56      ((![X1 : $i]: ( (c1_1 @ X1) |  (c3_1 @ X1) | ~ (c2_1 @ X1)))
% 6.63/1.56         <= ((![X1 : $i]: ( (c1_1 @ X1) |  (c3_1 @ X1) | ~ (c2_1 @ X1))))),
% 6.63/1.56      inference('split', [status(esa)], [zip_derived_cl176])).
% 6.63/1.56  thf(zip_derived_cl444, plain, ((~ (c1_1 @ a2299)) <= (~ ( (c1_1 @ a2299)))),
% 6.63/1.56      inference('split', [status(esa)], [zip_derived_cl115])).
% 6.63/1.56  thf(zip_derived_cl2015, plain,
% 6.63/1.56      (((~ (c2_1 @ a2299) |  (c3_1 @ a2299)))
% 6.63/1.56         <= (~ ( (c1_1 @ a2299)) & 
% 6.63/1.56             (![X1 : $i]: ( (c1_1 @ X1) |  (c3_1 @ X1) | ~ (c2_1 @ X1))))),
% 6.63/1.56      inference('s_sup-', [status(thm)], [zip_derived_cl638, zip_derived_cl444])).
% 6.63/1.56  thf('174', plain,
% 6.63/1.56      (( (c1_1 @ a2299)) | ( (c3_1 @ a2299)) | 
% 6.63/1.56       ~ (![X1 : $i]: ( (c1_1 @ X1) |  (c3_1 @ X1) | ~ (c2_1 @ X1))) | 
% 6.63/1.56       ~ ( (c2_1 @ a2299))),
% 6.63/1.56      inference('split', [status(esa)], [zip_derived_cl2015])).
% 6.63/1.56  thf(clause74, conjecture, (~( ( c2_1 @ a2299 ) | ( ~( hskp13 ) ) ))).
% 6.63/1.56  thf(zf_stmt_114, negated_conjecture, (( c2_1 @ a2299 ) | ( ~( hskp13 ) )),
% 6.63/1.56    inference('cnf.neg', [status(esa)], [clause74])).
% 6.63/1.56  thf(zip_derived_cl73, plain, (( (c2_1 @ a2299) | ~ (hskp13))),
% 6.63/1.56      inference('cnf', [status(esa)], [zf_stmt_114])).
% 6.63/1.56  thf('175', plain, (( (c2_1 @ a2299)) | ~ ( (hskp13))),
% 6.63/1.56      inference('split', [status(esa)], [zip_derived_cl73])).
% 6.63/1.56  thf('176', plain, (~ ( (c1_1 @ a2299)) | ~ ( (hskp13))),
% 6.63/1.56      inference('split', [status(esa)], [zip_derived_cl115])).
% 6.63/1.56  thf(clause117, conjecture, (~( ( ~( hskp13 ) ) | ( ~( c3_1 @ a2299 ) ) ))).
% 6.63/1.56  thf(zf_stmt_115, negated_conjecture,
% 6.63/1.56    (( ~( hskp13 ) ) | ( ~( c3_1 @ a2299 ) )),
% 6.63/1.56    inference('cnf.neg', [status(esa)], [clause117])).
% 6.63/1.56  thf(zip_derived_cl116, plain, ((~ (hskp13) | ~ (c3_1 @ a2299))),
% 6.63/1.56      inference('cnf', [status(esa)], [zf_stmt_115])).
% 6.63/1.56  thf('177', plain, (~ ( (c3_1 @ a2299)) | ~ ( (hskp13))),
% 6.63/1.56      inference('split', [status(esa)], [zip_derived_cl116])).
% 6.63/1.56  thf('178', plain, (( (c1_1 @ a2276)) | ~ ( (hskp0))),
% 6.63/1.56      inference('split', [status(esa)], [zip_derived_cl89])).
% 6.63/1.56  thf(clause91, conjecture, (~( ( c3_1 @ a2276 ) | ( ~( hskp0 ) ) ))).
% 6.63/1.56  thf(zf_stmt_116, negated_conjecture, (( c3_1 @ a2276 ) | ( ~( hskp0 ) )),
% 6.63/1.56    inference('cnf.neg', [status(esa)], [clause91])).
% 6.63/1.56  thf(zip_derived_cl90, plain, (( (c3_1 @ a2276) | ~ (hskp0))),
% 6.63/1.56      inference('cnf', [status(esa)], [zf_stmt_116])).
% 6.63/1.56  thf('179', plain, (( (c3_1 @ a2276)) | ~ ( (hskp0))),
% 6.63/1.56      inference('split', [status(esa)], [zip_derived_cl90])).
% 6.63/1.56  thf(clause139, conjecture, (~( ( ~( hskp0 ) ) | ( ~( c0_1 @ a2276 ) ) ))).
% 6.63/1.56  thf(zf_stmt_117, negated_conjecture,
% 6.63/1.56    (( ~( hskp0 ) ) | ( ~( c0_1 @ a2276 ) )),
% 6.63/1.56    inference('cnf.neg', [status(esa)], [clause139])).
% 6.63/1.56  thf(zip_derived_cl138, plain, ((~ (hskp0) | ~ (c0_1 @ a2276))),
% 6.63/1.56      inference('cnf', [status(esa)], [zf_stmt_117])).
% 6.63/1.56  thf('180', plain, (~ ( (c0_1 @ a2276)) | ~ ( (hskp0))),
% 6.63/1.56      inference('split', [status(esa)], [zip_derived_cl138])).
% 6.63/1.56  thf(clause157, conjecture,
% 6.63/1.56    (~( ( hskp17 ) | ( hskp14 ) | ( c0_1 @ U ) | ( ~( ndr1_0 ) ) | 
% 6.63/1.56        ( ~( c3_1 @ U ) ) | ( ~( c1_1 @ U ) ) ))).
% 6.63/1.56  thf(zf_stmt_118, negated_conjecture,
% 6.63/1.56    (( hskp17 ) | ( hskp14 ) | ( c0_1 @ U ) | ( ~( ndr1_0 ) ) | 
% 6.63/1.56     ( ~( c3_1 @ U ) ) | ( ~( c1_1 @ U ) )),
% 6.63/1.56    inference('cnf.neg', [status(esa)], [clause157])).
% 6.63/1.56  thf(zip_derived_cl156, plain,
% 6.63/1.56      (![X0 : $i]:
% 6.63/1.56         ( (hskp17)
% 6.63/1.56          |  (hskp14)
% 6.63/1.56          |  (c0_1 @ X0)
% 6.63/1.56          | ~ (ndr1_0)
% 6.63/1.56          | ~ (c3_1 @ X0)
% 6.63/1.56          | ~ (c1_1 @ X0))),
% 6.63/1.56      inference('cnf', [status(esa)], [zf_stmt_118])).
% 6.63/1.56  thf(zip_derived_cl558, plain,
% 6.63/1.56      ((![X0 : $i]: (~ (c1_1 @ X0) |  (c0_1 @ X0) | ~ (c3_1 @ X0)))
% 6.63/1.56         <= ((![X0 : $i]: (~ (c1_1 @ X0) |  (c0_1 @ X0) | ~ (c3_1 @ X0))))),
% 6.63/1.56      inference('split', [status(esa)], [zip_derived_cl156])).
% 6.63/1.56  thf(zip_derived_cl392, plain, (( (c1_1 @ a2276)) <= (( (c1_1 @ a2276)))),
% 6.63/1.56      inference('split', [status(esa)], [zip_derived_cl89])).
% 6.63/1.56  thf(zip_derived_cl1096, plain,
% 6.63/1.56      (((~ (c3_1 @ a2276) |  (c0_1 @ a2276)))
% 6.63/1.56         <= (( (c1_1 @ a2276)) & 
% 6.63/1.56             (![X0 : $i]: (~ (c1_1 @ X0) |  (c0_1 @ X0) | ~ (c3_1 @ X0))))),
% 6.63/1.56      inference('s_sup+', [status(thm)], [zip_derived_cl558, zip_derived_cl392])).
% 6.63/1.56  thf('181', plain,
% 6.63/1.56      (~ (![X0 : $i]: (~ (c1_1 @ X0) |  (c0_1 @ X0) | ~ (c3_1 @ X0))) | 
% 6.63/1.56       ~ ( (c3_1 @ a2276)) | ( (c0_1 @ a2276)) | ~ ( (c1_1 @ a2276))),
% 6.63/1.56      inference('split', [status(esa)], [zip_derived_cl1096])).
% 6.63/1.56  thf(zip_derived_cl382, plain, (( (c1_1 @ a2280)) <= (( (c1_1 @ a2280)))),
% 6.63/1.56      inference('split', [status(esa)], [zip_derived_cl84])).
% 6.63/1.56  thf(zip_derived_cl706, plain,
% 6.63/1.56      ((![X1 : $i]: (~ (c1_1 @ X1) | ~ (c0_1 @ X1) | ~ (c3_1 @ X1)))
% 6.63/1.56         <= ((![X1 : $i]: (~ (c1_1 @ X1) | ~ (c0_1 @ X1) | ~ (c3_1 @ X1))))),
% 6.63/1.56      inference('split', [status(esa)], [zip_derived_cl193])).
% 6.63/1.56  thf(zip_derived_cl974, plain,
% 6.63/1.56      (((~ (c0_1 @ a2280) | ~ (c3_1 @ a2280)))
% 6.63/1.56         <= (( (c1_1 @ a2280)) & 
% 6.63/1.56             (![X1 : $i]: (~ (c1_1 @ X1) | ~ (c0_1 @ X1) | ~ (c3_1 @ X1))))),
% 6.63/1.56      inference('s_sup-', [status(thm)], [zip_derived_cl382, zip_derived_cl706])).
% 6.63/1.56  thf('182', plain,
% 6.63/1.56      (~ (![X1 : $i]: (~ (c1_1 @ X1) | ~ (c0_1 @ X1) | ~ (c3_1 @ X1))) | 
% 6.63/1.56       ~ ( (c0_1 @ a2280)) | ~ ( (c3_1 @ a2280)) | ~ ( (c1_1 @ a2280))),
% 6.63/1.56      inference('split', [status(esa)], [zip_derived_cl974])).
% 6.63/1.56  thf('183', plain, (( (c1_1 @ a2280)) | ~ ( (hskp3))),
% 6.63/1.56      inference('split', [status(esa)], [zip_derived_cl84])).
% 6.63/1.56  thf(clause86, conjecture, (~( ( c3_1 @ a2280 ) | ( ~( hskp3 ) ) ))).
% 6.63/1.56  thf(zf_stmt_119, negated_conjecture, (( c3_1 @ a2280 ) | ( ~( hskp3 ) )),
% 6.63/1.56    inference('cnf.neg', [status(esa)], [clause86])).
% 6.63/1.56  thf(zip_derived_cl85, plain, (( (c3_1 @ a2280) | ~ (hskp3))),
% 6.63/1.56      inference('cnf', [status(esa)], [zf_stmt_119])).
% 6.63/1.56  thf('184', plain, (( (c3_1 @ a2280)) | ~ ( (hskp3))),
% 6.63/1.56      inference('split', [status(esa)], [zip_derived_cl85])).
% 6.63/1.56  thf(zip_derived_cl558, plain,
% 6.63/1.56      ((![X0 : $i]: (~ (c1_1 @ X0) |  (c0_1 @ X0) | ~ (c3_1 @ X0)))
% 6.63/1.56         <= ((![X0 : $i]: (~ (c1_1 @ X0) |  (c0_1 @ X0) | ~ (c3_1 @ X0))))),
% 6.63/1.56      inference('split', [status(esa)], [zip_derived_cl156])).
% 6.63/1.56  thf(zip_derived_cl382, plain, (( (c1_1 @ a2280)) <= (( (c1_1 @ a2280)))),
% 6.63/1.56      inference('split', [status(esa)], [zip_derived_cl84])).
% 6.63/1.56  thf(zip_derived_cl1094, plain,
% 6.63/1.56      (((~ (c3_1 @ a2280) |  (c0_1 @ a2280)))
% 6.63/1.56         <= (( (c1_1 @ a2280)) & 
% 6.63/1.56             (![X0 : $i]: (~ (c1_1 @ X0) |  (c0_1 @ X0) | ~ (c3_1 @ X0))))),
% 6.63/1.56      inference('s_sup+', [status(thm)], [zip_derived_cl558, zip_derived_cl382])).
% 6.63/1.56  thf('185', plain,
% 6.63/1.56      (~ (![X0 : $i]: (~ (c1_1 @ X0) |  (c0_1 @ X0) | ~ (c3_1 @ X0))) | 
% 6.63/1.56       ( (c0_1 @ a2280)) | ~ ( (c3_1 @ a2280)) | ~ ( (c1_1 @ a2280))),
% 6.63/1.56      inference('split', [status(esa)], [zip_derived_cl1094])).
% 6.63/1.56  thf(zip_derived_cl558, plain,
% 6.63/1.56      ((![X0 : $i]: (~ (c1_1 @ X0) |  (c0_1 @ X0) | ~ (c3_1 @ X0)))
% 6.63/1.56         <= ((![X0 : $i]: (~ (c1_1 @ X0) |  (c0_1 @ X0) | ~ (c3_1 @ X0))))),
% 6.63/1.56      inference('split', [status(esa)], [zip_derived_cl156])).
% 6.63/1.56  thf(zip_derived_cl306, plain, (( (c1_1 @ a2315)) <= (( (c1_1 @ a2315)))),
% 6.63/1.56      inference('split', [status(esa)], [zip_derived_cl46])).
% 6.63/1.56  thf(zip_derived_cl1085, plain,
% 6.63/1.56      (((~ (c3_1 @ a2315) |  (c0_1 @ a2315)))
% 6.63/1.56         <= (( (c1_1 @ a2315)) & 
% 6.63/1.56             (![X0 : $i]: (~ (c1_1 @ X0) |  (c0_1 @ X0) | ~ (c3_1 @ X0))))),
% 6.63/1.56      inference('s_sup+', [status(thm)], [zip_derived_cl558, zip_derived_cl306])).
% 6.63/1.56  thf('186', plain,
% 6.63/1.56      (~ (![X0 : $i]: (~ (c1_1 @ X0) |  (c0_1 @ X0) | ~ (c3_1 @ X0))) | 
% 6.63/1.56       ( (c0_1 @ a2315)) | ~ ( (c1_1 @ a2315)) | ~ ( (c3_1 @ a2315))),
% 6.63/1.56      inference('split', [status(esa)], [zip_derived_cl1085])).
% 6.63/1.56  thf(clause53, conjecture, (~( ( c0_1 @ a2278 ) | ( ~( hskp28 ) ) ))).
% 6.63/1.56  thf(zf_stmt_120, negated_conjecture, (( c0_1 @ a2278 ) | ( ~( hskp28 ) )),
% 6.63/1.56    inference('cnf.neg', [status(esa)], [clause53])).
% 6.63/1.56  thf(zip_derived_cl52, plain, (( (c0_1 @ a2278) | ~ (hskp28))),
% 6.63/1.56      inference('cnf', [status(esa)], [zf_stmt_120])).
% 6.63/1.56  thf('187', plain, (( (c0_1 @ a2278)) | ~ ( (hskp28))),
% 6.63/1.56      inference('split', [status(esa)], [zip_derived_cl52])).
% 6.63/1.56  thf('188', plain, (( (c1_1 @ a2278)) | ~ ( (hskp28))),
% 6.63/1.56      inference('split', [status(esa)], [zip_derived_cl53])).
% 6.63/1.56  thf(clause55, conjecture, (~( ( c3_1 @ a2278 ) | ( ~( hskp28 ) ) ))).
% 6.63/1.56  thf(zf_stmt_121, negated_conjecture, (( c3_1 @ a2278 ) | ( ~( hskp28 ) )),
% 6.63/1.56    inference('cnf.neg', [status(esa)], [clause55])).
% 6.63/1.56  thf(zip_derived_cl54, plain, (( (c3_1 @ a2278) | ~ (hskp28))),
% 6.63/1.56      inference('cnf', [status(esa)], [zf_stmt_121])).
% 6.63/1.56  thf('189', plain, (( (c3_1 @ a2278)) | ~ ( (hskp28))),
% 6.63/1.56      inference('split', [status(esa)], [zip_derived_cl54])).
% 6.63/1.56  thf(zip_derived_cl706, plain,
% 6.63/1.56      ((![X1 : $i]: (~ (c1_1 @ X1) | ~ (c0_1 @ X1) | ~ (c3_1 @ X1)))
% 6.63/1.56         <= ((![X1 : $i]: (~ (c1_1 @ X1) | ~ (c0_1 @ X1) | ~ (c3_1 @ X1))))),
% 6.63/1.56      inference('split', [status(esa)], [zip_derived_cl193])).
% 6.63/1.56  thf(zip_derived_cl320, plain, (( (c1_1 @ a2278)) <= (( (c1_1 @ a2278)))),
% 6.63/1.56      inference('split', [status(esa)], [zip_derived_cl53])).
% 6.63/1.56  thf(zip_derived_cl852, plain,
% 6.63/1.56      (((~ (c3_1 @ a2278) | ~ (c0_1 @ a2278)))
% 6.63/1.56         <= (( (c1_1 @ a2278)) & 
% 6.63/1.56             (![X1 : $i]: (~ (c1_1 @ X1) | ~ (c0_1 @ X1) | ~ (c3_1 @ X1))))),
% 6.63/1.56      inference('s_sup+', [status(thm)], [zip_derived_cl706, zip_derived_cl320])).
% 6.63/1.56  thf('190', plain,
% 6.63/1.56      (~ (![X1 : $i]: (~ (c1_1 @ X1) | ~ (c0_1 @ X1) | ~ (c3_1 @ X1))) | 
% 6.63/1.56       ~ ( (c1_1 @ a2278)) | ~ ( (c3_1 @ a2278)) | ~ ( (c0_1 @ a2278))),
% 6.63/1.56      inference('split', [status(esa)], [zip_derived_cl852])).
% 6.63/1.56  thf(zip_derived_cl602, plain,
% 6.63/1.56      ((![X0 : $i]: (~ (c2_1 @ X0) | ~ (c0_1 @ X0) |  (c3_1 @ X0)))
% 6.63/1.56         <= ((![X0 : $i]: (~ (c2_1 @ X0) | ~ (c0_1 @ X0) |  (c3_1 @ X0))))),
% 6.63/1.56      inference('split', [status(esa)], [zip_derived_cl167])).
% 6.63/1.56  thf(zip_derived_cl316, plain, (( (c2_1 @ a2309)) <= (( (c2_1 @ a2309)))),
% 6.63/1.56      inference('split', [status(esa)], [zip_derived_cl51])).
% 6.63/1.56  thf(zip_derived_cl1227, plain,
% 6.63/1.56      ((( (c3_1 @ a2309) | ~ (c0_1 @ a2309)))
% 6.63/1.56         <= (( (c2_1 @ a2309)) & 
% 6.63/1.56             (![X0 : $i]: (~ (c2_1 @ X0) | ~ (c0_1 @ X0) |  (c3_1 @ X0))))),
% 6.63/1.56      inference('s_sup+', [status(thm)], [zip_derived_cl602, zip_derived_cl316])).
% 6.63/1.56  thf('191', plain,
% 6.63/1.56      (( (c3_1 @ a2309)) | ~ ( (c0_1 @ a2309)) | 
% 6.63/1.56       ~ (![X0 : $i]: (~ (c2_1 @ X0) | ~ (c0_1 @ X0) |  (c3_1 @ X0))) | 
% 6.63/1.56       ~ ( (c2_1 @ a2309))),
% 6.63/1.56      inference('split', [status(esa)], [zip_derived_cl1227])).
% 6.63/1.56  thf(zip_derived_cl590, plain,
% 6.63/1.56      ((![X0 : $i]: ( (c2_1 @ X0) | ~ (c0_1 @ X0) | ~ (c3_1 @ X0)))
% 6.63/1.56         <= ((![X0 : $i]: ( (c2_1 @ X0) | ~ (c0_1 @ X0) | ~ (c3_1 @ X0))))),
% 6.63/1.56      inference('split', [status(esa)], [zip_derived_cl164])).
% 6.63/1.56  thf(clause138, conjecture, (~( ( ~( hskp1 ) ) | ( ~( c2_1 @ a2277 ) ) ))).
% 6.63/1.56  thf(zf_stmt_122, negated_conjecture,
% 6.63/1.56    (( ~( hskp1 ) ) | ( ~( c2_1 @ a2277 ) )),
% 6.63/1.56    inference('cnf.neg', [status(esa)], [clause138])).
% 6.63/1.56  thf(zip_derived_cl137, plain, ((~ (hskp1) | ~ (c2_1 @ a2277))),
% 6.63/1.56      inference('cnf', [status(esa)], [zf_stmt_122])).
% 6.63/1.56  thf(zip_derived_cl488, plain, ((~ (c2_1 @ a2277)) <= (~ ( (c2_1 @ a2277)))),
% 6.63/1.56      inference('split', [status(esa)], [zip_derived_cl137])).
% 6.63/1.56  thf(zip_derived_cl1664, plain,
% 6.63/1.56      (((~ (c3_1 @ a2277) | ~ (c0_1 @ a2277)))
% 6.63/1.56         <= (~ ( (c2_1 @ a2277)) & 
% 6.63/1.56             (![X0 : $i]: ( (c2_1 @ X0) | ~ (c0_1 @ X0) | ~ (c3_1 @ X0))))),
% 6.63/1.56      inference('s_sup-', [status(thm)], [zip_derived_cl590, zip_derived_cl488])).
% 6.63/1.56  thf('192', plain,
% 6.63/1.56      (~ (![X0 : $i]: ( (c2_1 @ X0) | ~ (c0_1 @ X0) | ~ (c3_1 @ X0))) | 
% 6.63/1.56       ~ ( (c3_1 @ a2277)) | ~ ( (c0_1 @ a2277)) | ( (c2_1 @ a2277))),
% 6.63/1.56      inference('split', [status(esa)], [zip_derived_cl1664])).
% 6.63/1.56  thf(zip_derived_cl686, plain,
% 6.63/1.56      ((![X1 : $i]: (~ (c1_1 @ X1) | ~ (c0_1 @ X1) |  (c2_1 @ X1)))
% 6.63/1.56         <= ((![X1 : $i]: (~ (c1_1 @ X1) | ~ (c0_1 @ X1) |  (c2_1 @ X1))))),
% 6.63/1.56      inference('split', [status(esa)], [zip_derived_cl188])).
% 6.63/1.56  thf(zip_derived_cl390, plain, (( (c1_1 @ a2277)) <= (( (c1_1 @ a2277)))),
% 6.63/1.56      inference('split', [status(esa)], [zip_derived_cl88])).
% 6.63/1.56  thf(zip_derived_cl1317, plain,
% 6.63/1.56      ((( (c2_1 @ a2277) | ~ (c0_1 @ a2277)))
% 6.63/1.56         <= (( (c1_1 @ a2277)) & 
% 6.63/1.56             (![X1 : $i]: (~ (c1_1 @ X1) | ~ (c0_1 @ X1) |  (c2_1 @ X1))))),
% 6.63/1.56      inference('s_sup+', [status(thm)], [zip_derived_cl686, zip_derived_cl390])).
% 6.63/1.56  thf('193', plain,
% 6.63/1.56      (~ (![X1 : $i]: (~ (c1_1 @ X1) | ~ (c0_1 @ X1) |  (c2_1 @ X1))) | 
% 6.63/1.56       ~ ( (c1_1 @ a2277)) | ( (c2_1 @ a2277)) | ~ ( (c0_1 @ a2277))),
% 6.63/1.56      inference('split', [status(esa)], [zip_derived_cl1317])).
% 6.63/1.56  thf(zip_derived_cl550, plain,
% 6.63/1.56      ((![X0 : $i]: ( (c2_1 @ X0) | ~ (c0_1 @ X0) |  (c3_1 @ X0)))
% 6.63/1.56         <= ((![X0 : $i]: ( (c2_1 @ X0) | ~ (c0_1 @ X0) |  (c3_1 @ X0))))),
% 6.63/1.56      inference('split', [status(esa)], [zip_derived_cl154])).
% 6.63/1.56  thf(zip_derived_cl488, plain, ((~ (c2_1 @ a2277)) <= (~ ( (c2_1 @ a2277)))),
% 6.63/1.56      inference('split', [status(esa)], [zip_derived_cl137])).
% 6.63/1.56  thf(zip_derived_cl1962, plain,
% 6.63/1.56      ((( (c3_1 @ a2277) | ~ (c0_1 @ a2277)))
% 6.63/1.56         <= (~ ( (c2_1 @ a2277)) & 
% 6.63/1.56             (![X0 : $i]: ( (c2_1 @ X0) | ~ (c0_1 @ X0) |  (c3_1 @ X0))))),
% 6.63/1.56      inference('s_sup-', [status(thm)], [zip_derived_cl550, zip_derived_cl488])).
% 6.63/1.56  thf('194', plain,
% 6.63/1.56      (( (c3_1 @ a2277)) | 
% 6.63/1.56       ~ (![X0 : $i]: ( (c2_1 @ X0) | ~ (c0_1 @ X0) |  (c3_1 @ X0))) | 
% 6.63/1.56       ( (c2_1 @ a2277)) | ~ ( (c0_1 @ a2277))),
% 6.63/1.56      inference('split', [status(esa)], [zip_derived_cl1962])).
% 6.63/1.56  thf(clause88, conjecture, (~( ( c0_1 @ a2277 ) | ( ~( hskp1 ) ) ))).
% 6.63/1.56  thf(zf_stmt_123, negated_conjecture, (( c0_1 @ a2277 ) | ( ~( hskp1 ) )),
% 6.63/1.56    inference('cnf.neg', [status(esa)], [clause88])).
% 6.63/1.56  thf(zip_derived_cl87, plain, (( (c0_1 @ a2277) | ~ (hskp1))),
% 6.63/1.56      inference('cnf', [status(esa)], [zf_stmt_123])).
% 6.63/1.56  thf('195', plain, (( (c0_1 @ a2277)) | ~ ( (hskp1))),
% 6.63/1.56      inference('split', [status(esa)], [zip_derived_cl87])).
% 6.63/1.56  thf('196', plain, (( (c1_1 @ a2277)) | ~ ( (hskp1))),
% 6.63/1.56      inference('split', [status(esa)], [zip_derived_cl88])).
% 6.63/1.56  thf('197', plain, (~ ( (c2_1 @ a2277)) | ~ ( (hskp1))),
% 6.63/1.56      inference('split', [status(esa)], [zip_derived_cl137])).
% 6.63/1.56  thf(zip_derived_cl500, plain,
% 6.63/1.56      ((![X0 : $i]: ( (c2_1 @ X0) |  (c0_1 @ X0) |  (c3_1 @ X0)))
% 6.63/1.56         <= ((![X0 : $i]: ( (c2_1 @ X0) |  (c0_1 @ X0) |  (c3_1 @ X0))))),
% 6.63/1.56      inference('split', [status(esa)], [zip_derived_cl141])).
% 6.63/1.56  thf(clause109, conjecture, (~( ( ~( hskp17 ) ) | ( ~( c2_1 @ a2306 ) ) ))).
% 6.63/1.56  thf(zf_stmt_124, negated_conjecture,
% 6.63/1.56    (( ~( hskp17 ) ) | ( ~( c2_1 @ a2306 ) )),
% 6.63/1.56    inference('cnf.neg', [status(esa)], [clause109])).
% 6.63/1.56  thf(zip_derived_cl108, plain, ((~ (hskp17) | ~ (c2_1 @ a2306))),
% 6.63/1.56      inference('cnf', [status(esa)], [zf_stmt_124])).
% 6.63/1.56  thf(zip_derived_cl430, plain, ((~ (c2_1 @ a2306)) <= (~ ( (c2_1 @ a2306)))),
% 6.63/1.56      inference('split', [status(esa)], [zip_derived_cl108])).
% 6.63/1.56  thf(zip_derived_cl1209, plain,
% 6.63/1.56      ((( (c3_1 @ a2306) |  (c0_1 @ a2306)))
% 6.63/1.56         <= (~ ( (c2_1 @ a2306)) & 
% 6.63/1.56             (![X0 : $i]: ( (c2_1 @ X0) |  (c0_1 @ X0) |  (c3_1 @ X0))))),
% 6.63/1.56      inference('s_sup-', [status(thm)], [zip_derived_cl500, zip_derived_cl430])).
% 6.63/1.56  thf('198', plain,
% 6.63/1.56      (( (c0_1 @ a2306)) | 
% 6.63/1.56       ~ (![X0 : $i]: ( (c2_1 @ X0) |  (c0_1 @ X0) |  (c3_1 @ X0))) | 
% 6.63/1.56       ( (c3_1 @ a2306)) | ( (c2_1 @ a2306))),
% 6.63/1.56      inference('split', [status(esa)], [zip_derived_cl1209])).
% 6.63/1.56  thf('199', plain, (~ ( (c2_1 @ a2306)) | ~ ( (hskp17))),
% 6.63/1.56      inference('split', [status(esa)], [zip_derived_cl108])).
% 6.63/1.56  thf(clause110, conjecture, (~( ( ~( hskp17 ) ) | ( ~( c3_1 @ a2306 ) ) ))).
% 6.63/1.56  thf(zf_stmt_125, negated_conjecture,
% 6.63/1.56    (( ~( hskp17 ) ) | ( ~( c3_1 @ a2306 ) )),
% 6.63/1.56    inference('cnf.neg', [status(esa)], [clause110])).
% 6.63/1.56  thf(zip_derived_cl109, plain, ((~ (hskp17) | ~ (c3_1 @ a2306))),
% 6.63/1.56      inference('cnf', [status(esa)], [zf_stmt_125])).
% 6.63/1.56  thf('200', plain, (~ ( (c3_1 @ a2306)) | ~ ( (hskp17))),
% 6.63/1.56      inference('split', [status(esa)], [zip_derived_cl109])).
% 6.63/1.56  thf('201', plain,
% 6.63/1.56      (( (hskp14)) | ( (hskp17)) | 
% 6.63/1.56       (![X0 : $i]: (~ (c1_1 @ X0) |  (c0_1 @ X0) | ~ (c3_1 @ X0))) | 
% 6.63/1.56       ~ ( (ndr1_0))),
% 6.63/1.56      inference('split', [status(esa)], [zip_derived_cl156])).
% 6.63/1.56  thf(zip_derived_cl500, plain,
% 6.63/1.56      ((![X0 : $i]: ( (c2_1 @ X0) |  (c0_1 @ X0) |  (c3_1 @ X0)))
% 6.63/1.56         <= ((![X0 : $i]: ( (c2_1 @ X0) |  (c0_1 @ X0) |  (c3_1 @ X0))))),
% 6.63/1.56      inference('split', [status(esa)], [zip_derived_cl141])).
% 6.63/1.56  thf(clause128, conjecture, (~( ( ~( hskp7 ) ) | ( ~( c2_1 @ a2286 ) ) ))).
% 6.63/1.56  thf(zf_stmt_126, negated_conjecture,
% 6.63/1.56    (( ~( hskp7 ) ) | ( ~( c2_1 @ a2286 ) )),
% 6.63/1.56    inference('cnf.neg', [status(esa)], [clause128])).
% 6.63/1.56  thf(zip_derived_cl127, plain, ((~ (hskp7) | ~ (c2_1 @ a2286))),
% 6.63/1.56      inference('cnf', [status(esa)], [zf_stmt_126])).
% 6.63/1.56  thf(zip_derived_cl468, plain, ((~ (c2_1 @ a2286)) <= (~ ( (c2_1 @ a2286)))),
% 6.63/1.56      inference('split', [status(esa)], [zip_derived_cl127])).
% 6.63/1.56  thf(zip_derived_cl1205, plain,
% 6.63/1.56      ((( (c3_1 @ a2286) |  (c0_1 @ a2286)))
% 6.63/1.56         <= (~ ( (c2_1 @ a2286)) & 
% 6.63/1.56             (![X0 : $i]: ( (c2_1 @ X0) |  (c0_1 @ X0) |  (c3_1 @ X0))))),
% 6.63/1.56      inference('s_sup-', [status(thm)], [zip_derived_cl500, zip_derived_cl468])).
% 6.63/1.56  thf('202', plain,
% 6.63/1.56      (~ (![X0 : $i]: ( (c2_1 @ X0) |  (c0_1 @ X0) |  (c3_1 @ X0))) | 
% 6.63/1.56       ( (c3_1 @ a2286)) | ( (c0_1 @ a2286)) | ( (c2_1 @ a2286))),
% 6.63/1.56      inference('split', [status(esa)], [zip_derived_cl1205])).
% 6.63/1.56  thf('203', plain, (( (c1_1 @ a2286)) | ~ ( (hskp7))),
% 6.63/1.56      inference('split', [status(esa)], [zip_derived_cl80])).
% 6.63/1.56  thf(clause127, conjecture, (~( ( ~( hskp7 ) ) | ( ~( c0_1 @ a2286 ) ) ))).
% 6.63/1.56  thf(zf_stmt_127, negated_conjecture,
% 6.63/1.56    (( ~( hskp7 ) ) | ( ~( c0_1 @ a2286 ) )),
% 6.63/1.56    inference('cnf.neg', [status(esa)], [clause127])).
% 6.63/1.56  thf(zip_derived_cl126, plain, ((~ (hskp7) | ~ (c0_1 @ a2286))),
% 6.63/1.56      inference('cnf', [status(esa)], [zf_stmt_127])).
% 6.63/1.56  thf('204', plain, (~ ( (c0_1 @ a2286)) | ~ ( (hskp7))),
% 6.63/1.56      inference('split', [status(esa)], [zip_derived_cl126])).
% 6.63/1.56  thf('205', plain, (~ ( (c2_1 @ a2286)) | ~ ( (hskp7))),
% 6.63/1.56      inference('split', [status(esa)], [zip_derived_cl127])).
% 6.63/1.56  thf(zip_derived_cl558, plain,
% 6.63/1.56      ((![X0 : $i]: (~ (c1_1 @ X0) |  (c0_1 @ X0) | ~ (c3_1 @ X0)))
% 6.63/1.56         <= ((![X0 : $i]: (~ (c1_1 @ X0) |  (c0_1 @ X0) | ~ (c3_1 @ X0))))),
% 6.63/1.56      inference('split', [status(esa)], [zip_derived_cl156])).
% 6.63/1.56  thf(zip_derived_cl374, plain, (( (c1_1 @ a2286)) <= (( (c1_1 @ a2286)))),
% 6.63/1.56      inference('split', [status(esa)], [zip_derived_cl80])).
% 6.63/1.56  thf(zip_derived_cl1092, plain,
% 6.63/1.56      (((~ (c3_1 @ a2286) |  (c0_1 @ a2286)))
% 6.63/1.56         <= (( (c1_1 @ a2286)) & 
% 6.63/1.56             (![X0 : $i]: (~ (c1_1 @ X0) |  (c0_1 @ X0) | ~ (c3_1 @ X0))))),
% 6.63/1.56      inference('s_sup+', [status(thm)], [zip_derived_cl558, zip_derived_cl374])).
% 6.63/1.56  thf('206', plain,
% 6.63/1.56      (~ ( (c3_1 @ a2286)) | 
% 6.63/1.56       ~ (![X0 : $i]: (~ (c1_1 @ X0) |  (c0_1 @ X0) | ~ (c3_1 @ X0))) | 
% 6.63/1.56       ~ ( (c1_1 @ a2286)) | ( (c0_1 @ a2286))),
% 6.63/1.56      inference('split', [status(esa)], [zip_derived_cl1092])).
% 6.63/1.56  thf(zip_derived_cl550, plain,
% 6.63/1.56      ((![X0 : $i]: ( (c2_1 @ X0) | ~ (c0_1 @ X0) |  (c3_1 @ X0)))
% 6.63/1.56         <= ((![X0 : $i]: ( (c2_1 @ X0) | ~ (c0_1 @ X0) |  (c3_1 @ X0))))),
% 6.63/1.56      inference('split', [status(esa)], [zip_derived_cl154])).
% 6.63/1.56  thf(zip_derived_cl430, plain, ((~ (c2_1 @ a2306)) <= (~ ( (c2_1 @ a2306)))),
% 6.63/1.56      inference('split', [status(esa)], [zip_derived_cl108])).
% 6.63/1.56  thf(zip_derived_cl1964, plain,
% 6.63/1.56      ((( (c3_1 @ a2306) | ~ (c0_1 @ a2306)))
% 6.63/1.56         <= (~ ( (c2_1 @ a2306)) & 
% 6.63/1.56             (![X0 : $i]: ( (c2_1 @ X0) | ~ (c0_1 @ X0) |  (c3_1 @ X0))))),
% 6.63/1.56      inference('s_sup-', [status(thm)], [zip_derived_cl550, zip_derived_cl430])).
% 6.63/1.56  thf('207', plain,
% 6.63/1.56      (~ ( (c0_1 @ a2306)) | 
% 6.63/1.56       ~ (![X0 : $i]: ( (c2_1 @ X0) | ~ (c0_1 @ X0) |  (c3_1 @ X0))) | 
% 6.63/1.56       ( (c2_1 @ a2306)) | ( (c3_1 @ a2306))),
% 6.63/1.56      inference('split', [status(esa)], [zip_derived_cl1964])).
% 6.63/1.56  thf(clause36, conjecture, (~( ( hskp20 ) | ( hskp14 ) | ( hskp1 ) ))).
% 6.63/1.56  thf(zf_stmt_128, negated_conjecture, (( hskp20 ) | ( hskp14 ) | ( hskp1 )),
% 6.63/1.56    inference('cnf.neg', [status(esa)], [clause36])).
% 6.63/1.56  thf(zip_derived_cl35, plain, (( (hskp20) |  (hskp14) |  (hskp1))),
% 6.63/1.56      inference('cnf', [status(esa)], [zf_stmt_128])).
% 6.63/1.56  thf('208', plain, (( (hskp20)) | ( (hskp14)) | ( (hskp1))),
% 6.63/1.56      inference('split', [status(esa)], [zip_derived_cl35])).
% 6.63/1.56  thf(clause39, conjecture, (~( ( hskp14 ) | ( hskp7 ) | ( hskp31 ) ))).
% 6.63/1.56  thf(zf_stmt_129, negated_conjecture, (( hskp14 ) | ( hskp7 ) | ( hskp31 )),
% 6.63/1.56    inference('cnf.neg', [status(esa)], [clause39])).
% 6.63/1.56  thf(zip_derived_cl38, plain, (( (hskp14) |  (hskp7) |  (hskp31))),
% 6.63/1.56      inference('cnf', [status(esa)], [zf_stmt_129])).
% 6.63/1.56  thf('209', plain, (( (hskp7)) | ( (hskp14)) | ( (hskp31))),
% 6.63/1.56      inference('split', [status(esa)], [zip_derived_cl38])).
% 6.63/1.56  thf(clause48, conjecture, (~( ( c2_1 @ a2315 ) | ( ~( hskp30 ) ) ))).
% 6.63/1.56  thf(zf_stmt_130, negated_conjecture, (( c2_1 @ a2315 ) | ( ~( hskp30 ) )),
% 6.63/1.56    inference('cnf.neg', [status(esa)], [clause48])).
% 6.63/1.56  thf(zip_derived_cl47, plain, (( (c2_1 @ a2315) | ~ (hskp30))),
% 6.63/1.56      inference('cnf', [status(esa)], [zf_stmt_130])).
% 6.63/1.56  thf('210', plain, (( (c2_1 @ a2315)) | ~ ( (hskp30))),
% 6.63/1.56      inference('split', [status(esa)], [zip_derived_cl47])).
% 6.63/1.56  thf(clause49, conjecture, (~( ( c3_1 @ a2315 ) | ( ~( hskp30 ) ) ))).
% 6.63/1.56  thf(zf_stmt_131, negated_conjecture, (( c3_1 @ a2315 ) | ( ~( hskp30 ) )),
% 6.63/1.56    inference('cnf.neg', [status(esa)], [clause49])).
% 6.63/1.56  thf(zip_derived_cl48, plain, (( (c3_1 @ a2315) | ~ (hskp30))),
% 6.63/1.56      inference('cnf', [status(esa)], [zf_stmt_131])).
% 6.63/1.56  thf('211', plain, (( (c3_1 @ a2315)) | ~ ( (hskp30))),
% 6.63/1.56      inference('split', [status(esa)], [zip_derived_cl48])).
% 6.63/1.56  thf(zip_derived_cl698, plain,
% 6.63/1.56      ((![X1 : $i]: (~ (c0_1 @ X1) | ~ (c3_1 @ X1) | ~ (c2_1 @ X1)))
% 6.63/1.56         <= ((![X1 : $i]: (~ (c0_1 @ X1) | ~ (c3_1 @ X1) | ~ (c2_1 @ X1))))),
% 6.63/1.56      inference('split', [status(esa)], [zip_derived_cl191])).
% 6.63/1.56  thf(zip_derived_cl308, plain, (( (c2_1 @ a2315)) <= (( (c2_1 @ a2315)))),
% 6.63/1.56      inference('split', [status(esa)], [zip_derived_cl47])).
% 6.63/1.56  thf(zip_derived_cl795, plain,
% 6.63/1.56      (((~ (c3_1 @ a2315) | ~ (c0_1 @ a2315)))
% 6.63/1.56         <= (( (c2_1 @ a2315)) & 
% 6.63/1.56             (![X1 : $i]: (~ (c0_1 @ X1) | ~ (c3_1 @ X1) | ~ (c2_1 @ X1))))),
% 6.63/1.56      inference('s_sup+', [status(thm)], [zip_derived_cl698, zip_derived_cl308])).
% 6.63/1.56  thf('212', plain,
% 6.63/1.56      (~ ( (c0_1 @ a2315)) | 
% 6.63/1.56       ~ (![X1 : $i]: (~ (c0_1 @ X1) | ~ (c3_1 @ X1) | ~ (c2_1 @ X1))) | 
% 6.63/1.56       ~ ( (c2_1 @ a2315)) | ~ ( (c3_1 @ a2315))),
% 6.63/1.56      inference('split', [status(esa)], [zip_derived_cl795])).
% 6.63/1.56  thf(zip_derived_cl547, plain,
% 6.63/1.56      ((![X0 : $i]: (~ (c2_1 @ X0) |  (c0_1 @ X0) | ~ (c3_1 @ X0)))
% 6.63/1.56         <= ((![X0 : $i]: (~ (c2_1 @ X0) |  (c0_1 @ X0) | ~ (c3_1 @ X0))))),
% 6.63/1.56      inference('split', [status(esa)], [zip_derived_cl153])).
% 6.63/1.56  thf(zip_derived_cl308, plain, (( (c2_1 @ a2315)) <= (( (c2_1 @ a2315)))),
% 6.63/1.56      inference('split', [status(esa)], [zip_derived_cl47])).
% 6.63/1.56  thf(zip_derived_cl1001, plain,
% 6.63/1.56      (((~ (c3_1 @ a2315) |  (c0_1 @ a2315)))
% 6.63/1.56         <= (( (c2_1 @ a2315)) & 
% 6.63/1.56             (![X0 : $i]: (~ (c2_1 @ X0) |  (c0_1 @ X0) | ~ (c3_1 @ X0))))),
% 6.63/1.56      inference('s_sup+', [status(thm)], [zip_derived_cl547, zip_derived_cl308])).
% 6.63/1.56  thf('213', plain,
% 6.63/1.56      (~ (![X0 : $i]: (~ (c2_1 @ X0) |  (c0_1 @ X0) | ~ (c3_1 @ X0))) | 
% 6.63/1.56       ( (c0_1 @ a2315)) | ~ ( (c2_1 @ a2315)) | ~ ( (c3_1 @ a2315))),
% 6.63/1.56      inference('split', [status(esa)], [zip_derived_cl1001])).
% 6.63/1.56  thf(clause66, conjecture, (~( ( c2_1 @ a2323 ) | ( ~( hskp20 ) ) ))).
% 6.63/1.56  thf(zf_stmt_132, negated_conjecture, (( c2_1 @ a2323 ) | ( ~( hskp20 ) )),
% 6.63/1.56    inference('cnf.neg', [status(esa)], [clause66])).
% 6.63/1.56  thf(zip_derived_cl65, plain, (( (c2_1 @ a2323) | ~ (hskp20))),
% 6.63/1.56      inference('cnf', [status(esa)], [zf_stmt_132])).
% 6.63/1.56  thf('214', plain, (( (c2_1 @ a2323)) | ~ ( (hskp20))),
% 6.63/1.56      inference('split', [status(esa)], [zip_derived_cl65])).
% 6.63/1.56  thf(clause67, conjecture, (~( ( c3_1 @ a2323 ) | ( ~( hskp20 ) ) ))).
% 6.63/1.56  thf(zf_stmt_133, negated_conjecture, (( c3_1 @ a2323 ) | ( ~( hskp20 ) )),
% 6.63/1.56    inference('cnf.neg', [status(esa)], [clause67])).
% 6.63/1.57  thf(zip_derived_cl66, plain, (( (c3_1 @ a2323) | ~ (hskp20))),
% 6.63/1.57      inference('cnf', [status(esa)], [zf_stmt_133])).
% 6.63/1.57  thf('215', plain, (( (c3_1 @ a2323)) | ~ ( (hskp20))),
% 6.63/1.57      inference('split', [status(esa)], [zip_derived_cl66])).
% 6.63/1.57  thf(zip_derived_cl344, plain, (( (c2_1 @ a2323)) <= (( (c2_1 @ a2323)))),
% 6.63/1.57      inference('split', [status(esa)], [zip_derived_cl65])).
% 6.63/1.57  thf(zip_derived_cl698, plain,
% 6.63/1.57      ((![X1 : $i]: (~ (c0_1 @ X1) | ~ (c3_1 @ X1) | ~ (c2_1 @ X1)))
% 6.63/1.57         <= ((![X1 : $i]: (~ (c0_1 @ X1) | ~ (c3_1 @ X1) | ~ (c2_1 @ X1))))),
% 6.63/1.57      inference('split', [status(esa)], [zip_derived_cl191])).
% 6.63/1.57  thf(zip_derived_cl904, plain,
% 6.63/1.57      (((~ (c0_1 @ a2323) | ~ (c3_1 @ a2323)))
% 6.63/1.57         <= (( (c2_1 @ a2323)) & 
% 6.63/1.57             (![X1 : $i]: (~ (c0_1 @ X1) | ~ (c3_1 @ X1) | ~ (c2_1 @ X1))))),
% 6.63/1.57      inference('s_sup-', [status(thm)], [zip_derived_cl344, zip_derived_cl698])).
% 6.63/1.57  thf('216', plain,
% 6.63/1.57      (~ ( (c0_1 @ a2323)) | 
% 6.63/1.57       ~ (![X1 : $i]: (~ (c0_1 @ X1) | ~ (c3_1 @ X1) | ~ (c2_1 @ X1))) | 
% 6.63/1.57       ~ ( (c3_1 @ a2323)) | ~ ( (c2_1 @ a2323))),
% 6.63/1.57      inference('split', [status(esa)], [zip_derived_cl904])).
% 6.63/1.57  thf(zip_derived_cl547, plain,
% 6.63/1.57      ((![X0 : $i]: (~ (c2_1 @ X0) |  (c0_1 @ X0) | ~ (c3_1 @ X0)))
% 6.63/1.57         <= ((![X0 : $i]: (~ (c2_1 @ X0) |  (c0_1 @ X0) | ~ (c3_1 @ X0))))),
% 6.63/1.57      inference('split', [status(esa)], [zip_derived_cl153])).
% 6.63/1.57  thf(zip_derived_cl344, plain, (( (c2_1 @ a2323)) <= (( (c2_1 @ a2323)))),
% 6.63/1.57      inference('split', [status(esa)], [zip_derived_cl65])).
% 6.63/1.57  thf(zip_derived_cl1005, plain,
% 6.63/1.57      (((~ (c3_1 @ a2323) |  (c0_1 @ a2323)))
% 6.63/1.57         <= (( (c2_1 @ a2323)) & 
% 6.63/1.57             (![X0 : $i]: (~ (c2_1 @ X0) |  (c0_1 @ X0) | ~ (c3_1 @ X0))))),
% 6.63/1.57      inference('s_sup+', [status(thm)], [zip_derived_cl547, zip_derived_cl344])).
% 6.63/1.57  thf('217', plain,
% 6.63/1.57      (~ (![X0 : $i]: (~ (c2_1 @ X0) |  (c0_1 @ X0) | ~ (c3_1 @ X0))) | 
% 6.63/1.57       ( (c0_1 @ a2323)) | ~ ( (c3_1 @ a2323)) | ~ ( (c2_1 @ a2323))),
% 6.63/1.57      inference('split', [status(esa)], [zip_derived_cl1005])).
% 6.63/1.57  thf(clause44, conjecture, (~( ( c0_1 @ a2387 ) | ( ~( hskp31 ) ) ))).
% 6.63/1.57  thf(zf_stmt_134, negated_conjecture, (( c0_1 @ a2387 ) | ( ~( hskp31 ) )),
% 6.63/1.57    inference('cnf.neg', [status(esa)], [clause44])).
% 6.63/1.57  thf(zip_derived_cl43, plain, (( (c0_1 @ a2387) | ~ (hskp31))),
% 6.63/1.57      inference('cnf', [status(esa)], [zf_stmt_134])).
% 6.63/1.57  thf('218', plain, (( (c0_1 @ a2387)) | ~ ( (hskp31))),
% 6.63/1.57      inference('split', [status(esa)], [zip_derived_cl43])).
% 6.63/1.57  thf(clause45, conjecture, (~( ( c2_1 @ a2387 ) | ( ~( hskp31 ) ) ))).
% 6.63/1.57  thf(zf_stmt_135, negated_conjecture, (( c2_1 @ a2387 ) | ( ~( hskp31 ) )),
% 6.63/1.57    inference('cnf.neg', [status(esa)], [clause45])).
% 6.63/1.57  thf(zip_derived_cl44, plain, (( (c2_1 @ a2387) | ~ (hskp31))),
% 6.63/1.57      inference('cnf', [status(esa)], [zf_stmt_135])).
% 6.63/1.57  thf('219', plain, (( (c2_1 @ a2387)) | ~ ( (hskp31))),
% 6.63/1.57      inference('split', [status(esa)], [zip_derived_cl44])).
% 6.63/1.57  thf(clause46, conjecture, (~( ( c3_1 @ a2387 ) | ( ~( hskp31 ) ) ))).
% 6.63/1.57  thf(zf_stmt_136, negated_conjecture, (( c3_1 @ a2387 ) | ( ~( hskp31 ) )),
% 6.63/1.57    inference('cnf.neg', [status(esa)], [clause46])).
% 6.63/1.57  thf(zip_derived_cl45, plain, (( (c3_1 @ a2387) | ~ (hskp31))),
% 6.63/1.57      inference('cnf', [status(esa)], [zf_stmt_136])).
% 6.63/1.57  thf('220', plain, (( (c3_1 @ a2387)) | ~ ( (hskp31))),
% 6.63/1.57      inference('split', [status(esa)], [zip_derived_cl45])).
% 6.63/1.57  thf(zip_derived_cl698, plain,
% 6.63/1.57      ((![X1 : $i]: (~ (c0_1 @ X1) | ~ (c3_1 @ X1) | ~ (c2_1 @ X1)))
% 6.63/1.57         <= ((![X1 : $i]: (~ (c0_1 @ X1) | ~ (c3_1 @ X1) | ~ (c2_1 @ X1))))),
% 6.63/1.57      inference('split', [status(esa)], [zip_derived_cl191])).
% 6.63/1.57  thf(zip_derived_cl302, plain, (( (c2_1 @ a2387)) <= (( (c2_1 @ a2387)))),
% 6.63/1.57      inference('split', [status(esa)], [zip_derived_cl44])).
% 6.63/1.57  thf(zip_derived_cl794, plain,
% 6.63/1.57      (((~ (c3_1 @ a2387) | ~ (c0_1 @ a2387)))
% 6.63/1.57         <= (( (c2_1 @ a2387)) & 
% 6.63/1.57             (![X1 : $i]: (~ (c0_1 @ X1) | ~ (c3_1 @ X1) | ~ (c2_1 @ X1))))),
% 6.63/1.57      inference('s_sup+', [status(thm)], [zip_derived_cl698, zip_derived_cl302])).
% 6.63/1.57  thf('221', plain,
% 6.63/1.57      (~ ( (c2_1 @ a2387)) | ~ ( (c3_1 @ a2387)) | 
% 6.63/1.57       ~ (![X1 : $i]: (~ (c0_1 @ X1) | ~ (c3_1 @ X1) | ~ (c2_1 @ X1))) | 
% 6.63/1.57       ~ ( (c0_1 @ a2387))),
% 6.63/1.57      inference('split', [status(esa)], [zip_derived_cl794])).
% 6.63/1.57  thf(zip_derived_cl512, plain,
% 6.63/1.57      ((![X0 : $i]: ( (c2_1 @ X0) |  (c1_1 @ X0) |  (c3_1 @ X0)))
% 6.63/1.57         <= ((![X0 : $i]: ( (c2_1 @ X0) |  (c1_1 @ X0) |  (c3_1 @ X0))))),
% 6.63/1.57      inference('split', [status(esa)], [zip_derived_cl144])).
% 6.63/1.57  thf(zip_derived_cl428, plain, ((~ (c1_1 @ a2306)) <= (~ ( (c1_1 @ a2306)))),
% 6.63/1.57      inference('split', [status(esa)], [zip_derived_cl107])).
% 6.63/1.57  thf(zip_derived_cl1364, plain,
% 6.63/1.57      ((( (c3_1 @ a2306) |  (c2_1 @ a2306)))
% 6.63/1.57         <= (~ ( (c1_1 @ a2306)) & 
% 6.63/1.57             (![X0 : $i]: ( (c2_1 @ X0) |  (c1_1 @ X0) |  (c3_1 @ X0))))),
% 6.63/1.57      inference('s_sup-', [status(thm)], [zip_derived_cl512, zip_derived_cl428])).
% 6.63/1.57  thf('222', plain,
% 6.63/1.57      (( (c1_1 @ a2306)) | ( (c2_1 @ a2306)) | 
% 6.63/1.57       ~ (![X0 : $i]: ( (c2_1 @ X0) |  (c1_1 @ X0) |  (c3_1 @ X0))) | 
% 6.63/1.57       ( (c3_1 @ a2306))),
% 6.63/1.57      inference('split', [status(esa)], [zip_derived_cl1364])).
% 6.63/1.57  thf(clause72, conjecture, (~( ( c2_1 @ a2302 ) | ( ~( hskp14 ) ) ))).
% 6.63/1.57  thf(zf_stmt_137, negated_conjecture, (( c2_1 @ a2302 ) | ( ~( hskp14 ) )),
% 6.63/1.57    inference('cnf.neg', [status(esa)], [clause72])).
% 6.63/1.57  thf(zip_derived_cl71, plain, (( (c2_1 @ a2302) | ~ (hskp14))),
% 6.63/1.57      inference('cnf', [status(esa)], [zf_stmt_137])).
% 6.63/1.57  thf('223', plain, (( (c2_1 @ a2302)) | ~ ( (hskp14))),
% 6.63/1.57      inference('split', [status(esa)], [zip_derived_cl71])).
% 6.63/1.57  thf(clause73, conjecture, (~( ( c3_1 @ a2302 ) | ( ~( hskp14 ) ) ))).
% 6.63/1.57  thf(zf_stmt_138, negated_conjecture, (( c3_1 @ a2302 ) | ( ~( hskp14 ) )),
% 6.63/1.57    inference('cnf.neg', [status(esa)], [clause73])).
% 6.63/1.57  thf(zip_derived_cl72, plain, (( (c3_1 @ a2302) | ~ (hskp14))),
% 6.63/1.57      inference('cnf', [status(esa)], [zf_stmt_138])).
% 6.63/1.57  thf('224', plain, (( (c3_1 @ a2302)) | ~ ( (hskp14))),
% 6.63/1.57      inference('split', [status(esa)], [zip_derived_cl72])).
% 6.63/1.57  thf(clause115, conjecture, (~( ( ~( hskp14 ) ) | ( ~( c0_1 @ a2302 ) ) ))).
% 6.63/1.57  thf(zf_stmt_139, negated_conjecture,
% 6.63/1.57    (( ~( hskp14 ) ) | ( ~( c0_1 @ a2302 ) )),
% 6.63/1.57    inference('cnf.neg', [status(esa)], [clause115])).
% 6.63/1.57  thf(zip_derived_cl114, plain, ((~ (hskp14) | ~ (c0_1 @ a2302))),
% 6.63/1.57      inference('cnf', [status(esa)], [zf_stmt_139])).
% 6.63/1.57  thf('225', plain, (~ ( (c0_1 @ a2302)) | ~ ( (hskp14))),
% 6.63/1.57      inference('split', [status(esa)], [zip_derived_cl114])).
% 6.63/1.57  thf(zip_derived_cl547, plain,
% 6.63/1.57      ((![X0 : $i]: (~ (c2_1 @ X0) |  (c0_1 @ X0) | ~ (c3_1 @ X0)))
% 6.63/1.57         <= ((![X0 : $i]: (~ (c2_1 @ X0) |  (c0_1 @ X0) | ~ (c3_1 @ X0))))),
% 6.63/1.57      inference('split', [status(esa)], [zip_derived_cl153])).
% 6.63/1.57  thf(zip_derived_cl356, plain, (( (c2_1 @ a2302)) <= (( (c2_1 @ a2302)))),
% 6.63/1.57      inference('split', [status(esa)], [zip_derived_cl71])).
% 6.63/1.57  thf(zip_derived_cl1007, plain,
% 6.63/1.57      (((~ (c3_1 @ a2302) |  (c0_1 @ a2302)))
% 6.63/1.57         <= (( (c2_1 @ a2302)) & 
% 6.63/1.57             (![X0 : $i]: (~ (c2_1 @ X0) |  (c0_1 @ X0) | ~ (c3_1 @ X0))))),
% 6.63/1.57      inference('s_sup+', [status(thm)], [zip_derived_cl547, zip_derived_cl356])).
% 6.63/1.57  thf('226', plain,
% 6.63/1.57      (~ (![X0 : $i]: (~ (c2_1 @ X0) |  (c0_1 @ X0) | ~ (c3_1 @ X0))) | 
% 6.63/1.57       ~ ( (c3_1 @ a2302)) | ( (c0_1 @ a2302)) | ~ ( (c2_1 @ a2302))),
% 6.63/1.57      inference('split', [status(esa)], [zip_derived_cl1007])).
% 6.63/1.57  thf(zip_derived_cl711, plain,
% 6.63/1.57      ((![X0 : $i]: (~ (c2_1 @ X0) |  (c1_1 @ X0) | ~ (c0_1 @ X0)))
% 6.63/1.57         <= ((![X0 : $i]: (~ (c2_1 @ X0) |  (c1_1 @ X0) | ~ (c0_1 @ X0))))),
% 6.63/1.57      inference('split', [status(esa)], [zip_derived_cl194])).
% 6.63/1.57  thf(zip_derived_cl418, plain, ((~ (c1_1 @ a2323)) <= (~ ( (c1_1 @ a2323)))),
% 6.63/1.57      inference('split', [status(esa)], [zip_derived_cl102])).
% 6.63/1.57  thf(zip_derived_cl1697, plain,
% 6.63/1.57      (((~ (c0_1 @ a2323) | ~ (c2_1 @ a2323)))
% 6.63/1.57         <= (~ ( (c1_1 @ a2323)) & 
% 6.63/1.57             (![X0 : $i]: (~ (c2_1 @ X0) |  (c1_1 @ X0) | ~ (c0_1 @ X0))))),
% 6.63/1.57      inference('s_sup-', [status(thm)], [zip_derived_cl711, zip_derived_cl418])).
% 6.63/1.57  thf('227', plain,
% 6.63/1.57      (~ (![X0 : $i]: (~ (c2_1 @ X0) |  (c1_1 @ X0) | ~ (c0_1 @ X0))) | 
% 6.63/1.57       ~ ( (c0_1 @ a2323)) | ~ ( (c2_1 @ a2323)) | ( (c1_1 @ a2323))),
% 6.63/1.57      inference('split', [status(esa)], [zip_derived_cl1697])).
% 6.63/1.57  thf(clause87, conjecture, (~( ( c0_1 @ a2279 ) | ( ~( hskp2 ) ) ))).
% 6.63/1.57  thf(zf_stmt_140, negated_conjecture, (( c0_1 @ a2279 ) | ( ~( hskp2 ) )),
% 6.63/1.57    inference('cnf.neg', [status(esa)], [clause87])).
% 6.63/1.57  thf(zip_derived_cl86, plain, (( (c0_1 @ a2279) | ~ (hskp2))),
% 6.63/1.57      inference('cnf', [status(esa)], [zf_stmt_140])).
% 6.63/1.57  thf('228', plain, (( (c0_1 @ a2279)) | ~ ( (hskp2))),
% 6.63/1.57      inference('split', [status(esa)], [zip_derived_cl86])).
% 6.63/1.57  thf(clause136, conjecture, (~( ( ~( hskp2 ) ) | ( ~( c2_1 @ a2279 ) ) ))).
% 6.63/1.57  thf(zf_stmt_141, negated_conjecture,
% 6.63/1.57    (( ~( hskp2 ) ) | ( ~( c2_1 @ a2279 ) )),
% 6.63/1.57    inference('cnf.neg', [status(esa)], [clause136])).
% 6.63/1.57  thf(zip_derived_cl135, plain, ((~ (hskp2) | ~ (c2_1 @ a2279))),
% 6.63/1.57      inference('cnf', [status(esa)], [zf_stmt_141])).
% 6.63/1.57  thf('229', plain, (~ ( (c2_1 @ a2279)) | ~ ( (hskp2))),
% 6.63/1.57      inference('split', [status(esa)], [zip_derived_cl135])).
% 6.63/1.57  thf(clause137, conjecture, (~( ( ~( hskp2 ) ) | ( ~( c3_1 @ a2279 ) ) ))).
% 6.63/1.57  thf(zf_stmt_142, negated_conjecture,
% 6.63/1.57    (( ~( hskp2 ) ) | ( ~( c3_1 @ a2279 ) )),
% 6.63/1.57    inference('cnf.neg', [status(esa)], [clause137])).
% 6.63/1.57  thf(zip_derived_cl136, plain, ((~ (hskp2) | ~ (c3_1 @ a2279))),
% 6.63/1.57      inference('cnf', [status(esa)], [zf_stmt_142])).
% 6.63/1.57  thf('230', plain, (~ ( (c3_1 @ a2279)) | ~ ( (hskp2))),
% 6.63/1.57      inference('split', [status(esa)], [zip_derived_cl136])).
% 6.63/1.57  thf(zip_derived_cl550, plain,
% 6.63/1.57      ((![X0 : $i]: ( (c2_1 @ X0) | ~ (c0_1 @ X0) |  (c3_1 @ X0)))
% 6.63/1.57         <= ((![X0 : $i]: ( (c2_1 @ X0) | ~ (c0_1 @ X0) |  (c3_1 @ X0))))),
% 6.63/1.57      inference('split', [status(esa)], [zip_derived_cl154])).
% 6.63/1.57  thf(zip_derived_cl484, plain, ((~ (c2_1 @ a2279)) <= (~ ( (c2_1 @ a2279)))),
% 6.63/1.57      inference('split', [status(esa)], [zip_derived_cl135])).
% 6.63/1.57  thf(zip_derived_cl1961, plain,
% 6.63/1.57      ((( (c3_1 @ a2279) | ~ (c0_1 @ a2279)))
% 6.63/1.57         <= (~ ( (c2_1 @ a2279)) & 
% 6.63/1.57             (![X0 : $i]: ( (c2_1 @ X0) | ~ (c0_1 @ X0) |  (c3_1 @ X0))))),
% 6.63/1.57      inference('s_sup-', [status(thm)], [zip_derived_cl550, zip_derived_cl484])).
% 6.63/1.57  thf('231', plain,
% 6.63/1.57      (~ (![X0 : $i]: ( (c2_1 @ X0) | ~ (c0_1 @ X0) |  (c3_1 @ X0))) | 
% 6.63/1.57       ( (c2_1 @ a2279)) | ( (c3_1 @ a2279)) | ~ ( (c0_1 @ a2279))),
% 6.63/1.57      inference('split', [status(esa)], [zip_derived_cl1961])).
% 6.63/1.57  thf(zip_derived_cl492, plain,
% 6.63/1.57      ((![X0 : $i]: ( (c2_1 @ X0) |  (c1_1 @ X0) |  (c0_1 @ X0)))
% 6.63/1.57         <= ((![X0 : $i]: ( (c2_1 @ X0) |  (c1_1 @ X0) |  (c0_1 @ X0))))),
% 6.63/1.57      inference('split', [status(esa)], [zip_derived_cl139])).
% 6.63/1.57  thf(zip_derived_cl428, plain, ((~ (c1_1 @ a2306)) <= (~ ( (c1_1 @ a2306)))),
% 6.63/1.57      inference('split', [status(esa)], [zip_derived_cl107])).
% 6.63/1.57  thf(zip_derived_cl1046, plain,
% 6.63/1.57      ((( (c0_1 @ a2306) |  (c2_1 @ a2306)))
% 6.63/1.57         <= (~ ( (c1_1 @ a2306)) & 
% 6.63/1.57             (![X0 : $i]: ( (c2_1 @ X0) |  (c1_1 @ X0) |  (c0_1 @ X0))))),
% 6.63/1.57      inference('s_sup-', [status(thm)], [zip_derived_cl492, zip_derived_cl428])).
% 6.63/1.57  thf('232', plain,
% 6.63/1.57      (( (c0_1 @ a2306)) | ( (c1_1 @ a2306)) | 
% 6.63/1.57       ~ (![X0 : $i]: ( (c2_1 @ X0) |  (c1_1 @ X0) |  (c0_1 @ X0))) | 
% 6.63/1.57       ( (c2_1 @ a2306))),
% 6.63/1.57      inference('split', [status(esa)], [zip_derived_cl1046])).
% 6.63/1.57  thf(zip_derived_cl598, plain,
% 6.63/1.57      ((![X0 : $i]: (~ (c1_1 @ X0) | ~ (c0_1 @ X0) |  (c3_1 @ X0)))
% 6.63/1.57         <= ((![X0 : $i]: (~ (c1_1 @ X0) | ~ (c0_1 @ X0) |  (c3_1 @ X0))))),
% 6.63/1.57      inference('split', [status(esa)], [zip_derived_cl166])).
% 6.63/1.57  thf(zip_derived_cl390, plain, (( (c1_1 @ a2277)) <= (( (c1_1 @ a2277)))),
% 6.63/1.57      inference('split', [status(esa)], [zip_derived_cl88])).
% 6.63/1.57  thf(zip_derived_cl1167, plain,
% 6.63/1.57      ((( (c3_1 @ a2277) | ~ (c0_1 @ a2277)))
% 6.63/1.57         <= (( (c1_1 @ a2277)) & 
% 6.63/1.57             (![X0 : $i]: (~ (c1_1 @ X0) | ~ (c0_1 @ X0) |  (c3_1 @ X0))))),
% 6.63/1.57      inference('s_sup+', [status(thm)], [zip_derived_cl598, zip_derived_cl390])).
% 6.63/1.57  thf('233', plain,
% 6.63/1.57      (( (c3_1 @ a2277)) | ~ ( (c1_1 @ a2277)) | 
% 6.63/1.57       ~ (![X0 : $i]: (~ (c1_1 @ X0) | ~ (c0_1 @ X0) |  (c3_1 @ X0))) | 
% 6.63/1.57       ~ ( (c0_1 @ a2277))),
% 6.63/1.57      inference('split', [status(esa)], [zip_derived_cl1167])).
% 6.63/1.57  thf(clause4, conjecture, (~( ( ndr1_0 ) | ( ~( hskp28 ) ) ))).
% 6.63/1.57  thf(zf_stmt_143, negated_conjecture, (( ndr1_0 ) | ( ~( hskp28 ) )),
% 6.63/1.57    inference('cnf.neg', [status(esa)], [clause4])).
% 6.63/1.57  thf(zip_derived_cl3, plain, (( (ndr1_0) | ~ (hskp28))),
% 6.63/1.57      inference('cnf', [status(esa)], [zf_stmt_143])).
% 6.63/1.57  thf('234', plain, (~ ( (hskp28)) | ( (ndr1_0))),
% 6.63/1.57      inference('split', [status(esa)], [zip_derived_cl3])).
% 6.63/1.57  thf(clause19, conjecture, (~( ( ndr1_0 ) | ( ~( hskp13 ) ) ))).
% 6.63/1.57  thf(zf_stmt_144, negated_conjecture, (( ndr1_0 ) | ( ~( hskp13 ) )),
% 6.63/1.57    inference('cnf.neg', [status(esa)], [clause19])).
% 6.63/1.57  thf(zip_derived_cl18, plain, (( (ndr1_0) | ~ (hskp13))),
% 6.63/1.57      inference('cnf', [status(esa)], [zf_stmt_144])).
% 6.63/1.57  thf('235', plain, (~ ( (hskp13)) | ( (ndr1_0))),
% 6.63/1.57      inference('split', [status(esa)], [zip_derived_cl18])).
% 6.63/1.57  thf(clause32, conjecture, (~( ( ndr1_0 ) | ( ~( hskp0 ) ) ))).
% 6.63/1.57  thf(zf_stmt_145, negated_conjecture, (( ndr1_0 ) | ( ~( hskp0 ) )),
% 6.63/1.57    inference('cnf.neg', [status(esa)], [clause32])).
% 6.63/1.57  thf(zip_derived_cl31, plain, (( (ndr1_0) | ~ (hskp0))),
% 6.63/1.57      inference('cnf', [status(esa)], [zf_stmt_145])).
% 6.63/1.57  thf('236', plain, (~ ( (hskp0)) | ( (ndr1_0))),
% 6.63/1.57      inference('split', [status(esa)], [zip_derived_cl31])).
% 6.63/1.57  thf(clause34, conjecture, (~( ( hskp13 ) | ( hskp0 ) | ( hskp28 ) ))).
% 6.63/1.57  thf(zf_stmt_146, negated_conjecture, (( hskp13 ) | ( hskp0 ) | ( hskp28 )),
% 6.63/1.57    inference('cnf.neg', [status(esa)], [clause34])).
% 6.63/1.57  thf(zip_derived_cl33, plain, (( (hskp13) |  (hskp0) |  (hskp28))),
% 6.63/1.57      inference('cnf', [status(esa)], [zf_stmt_146])).
% 6.63/1.57  thf('237', plain, (( (hskp13)) | ( (hskp0)) | ( (hskp28))),
% 6.63/1.57      inference('split', [status(esa)], [zip_derived_cl33])).
% 6.63/1.57  thf(zip_derived_cl7581, plain, ($false),
% 6.63/1.57      inference('sat_resolution*', [status(thm)],
% 6.63/1.57                ['0', '1', '2', '3', '4', '5', '6', '7', '8', '9', '10', '11', 
% 6.63/1.57                 '12', '13', '14', '15', '16', '17', '18', '19', '20', '21', 
% 6.63/1.57                 '22', '23', '24', '25', '26', '27', '28', '29', '30', '31', 
% 6.63/1.57                 '32', '33', '34', '35', '36', '37', '38', '39', '40', '41', 
% 6.63/1.57                 '42', '43', '44', '45', '46', '47', '48', '49', '50', '51', 
% 6.63/1.57                 '52', '53', '54', '55', '56', '57', '58', '59', '60', '61', 
% 6.63/1.57                 '62', '63', '64', '65', '66', '67', '68', '69', '70', '71', 
% 6.63/1.57                 '72', '73', '74', '75', '76', '77', '78', '79', '80', '81', 
% 6.63/1.57                 '82', '83', '84', '85', '86', '87', '88', '89', '90', '91', 
% 6.63/1.57                 '92', '93', '94', '95', '96', '97', '98', '99', '100', '101', 
% 6.63/1.57                 '102', '103', '104', '105', '106', '107', '108', '109', 
% 6.63/1.57                 '110', '111', '112', '113', '114', '115', '116', '117', 
% 6.63/1.57                 '118', '119', '120', '121', '122', '123', '124', '125', 
% 6.63/1.57                 '126', '127', '128', '129', '130', '131', '132', '133', 
% 6.63/1.57                 '134', '135', '136', '137', '138', '139', '140', '141', 
% 6.63/1.57                 '142', '143', '144', '145', '146', '147', '148', '149', 
% 6.63/1.57                 '150', '151', '152', '153', '154', '155', '156', '157', 
% 6.63/1.57                 '158', '159', '160', '161', '162', '163', '164', '165', 
% 6.63/1.57                 '166', '167', '168', '169', '170', '171', '172', '173', 
% 6.63/1.57                 '174', '175', '176', '177', '178', '179', '180', '181', 
% 6.63/1.57                 '182', '183', '184', '185', '186', '187', '188', '189', 
% 6.63/1.57                 '190', '191', '192', '193', '194', '195', '196', '197', 
% 6.63/1.57                 '198', '199', '200', '201', '202', '203', '204', '205', 
% 6.63/1.57                 '206', '207', '208', '209', '210', '211', '212', '213', 
% 6.63/1.57                 '214', '215', '216', '217', '218', '219', '220', '221', 
% 6.63/1.57                 '222', '223', '224', '225', '226', '227', '228', '229', 
% 6.63/1.57                 '230', '231', '232', '233', '234', '235', '236', '237'])).
% 6.63/1.57  
% 6.63/1.57  % SZS output end Refutation
% 6.63/1.57  
% 6.63/1.57  
% 6.63/1.57  % Terminating...
% 6.63/1.57  % /export/starexec/sandbox/solver/bin/fo/fo1_lcnf.sh running for 50s
% 6.93/1.67  % Runner terminated.
% 6.93/1.68  % Zipperpin 1.5 exiting
%------------------------------------------------------------------------------