TSTP Solution File: SYN470-1 by Zipperpin---2.1.9999

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : Zipperpin---2.1.9999
% Problem  : SYN470-1 : TPTP v8.1.2. Released v2.1.0.
% Transfm  : NO INFORMATION
% Format   : NO INFORMATION
% Command  : python3 /export/starexec/sandbox2/solver/bin/portfolio.lams.parallel.py %s %d /export/starexec/sandbox2/tmp/tmp.LN9070k4IW true

% Computer : n025.cluster.edu
% Model    : x86_64 x86_64
% CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 2.10GHz
% Memory   : 8042.1875MB
% OS       : Linux 3.10.0-693.el7.x86_64
% CPULimit : 300s
% WCLimit  : 300s
% DateTime : Fri Sep  1 04:03:50 EDT 2023

% Result   : Unsatisfiable 17.16s 3.08s
% Output   : Refutation 17.16s
% Verified : 
% SZS Type : -

% Comments : 
%------------------------------------------------------------------------------
%----WARNING: Could not form TPTP format derivation
%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.00/0.12  % Problem  : SYN470-1 : TPTP v8.1.2. Released v2.1.0.
% 0.00/0.13  % Command  : python3 /export/starexec/sandbox2/solver/bin/portfolio.lams.parallel.py %s %d /export/starexec/sandbox2/tmp/tmp.LN9070k4IW true
% 0.13/0.35  % Computer : n025.cluster.edu
% 0.13/0.35  % Model    : x86_64 x86_64
% 0.13/0.35  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.13/0.35  % Memory   : 8042.1875MB
% 0.13/0.35  % OS       : Linux 3.10.0-693.el7.x86_64
% 0.13/0.35  % CPULimit : 300
% 0.13/0.35  % WCLimit  : 300
% 0.13/0.35  % DateTime : Sat Aug 26 17:18:08 EDT 2023
% 0.13/0.35  % CPUTime  : 
% 0.13/0.35  % Running portfolio for 300 s
% 0.13/0.35  % File         : /export/starexec/sandbox2/benchmark/theBenchmark.p
% 0.13/0.35  % Number of cores: 8
% 0.13/0.35  % Python version: Python 3.6.8
% 0.13/0.36  % Running in FO mode
% 0.21/0.67  % Total configuration time : 435
% 0.21/0.67  % Estimated wc time : 1092
% 0.21/0.67  % Estimated cpu time (7 cpus) : 156.0
% 0.21/0.70  % /export/starexec/sandbox2/solver/bin/fo/fo6_bce.sh running for 75s
% 0.21/0.71  % /export/starexec/sandbox2/solver/bin/fo/fo3_bce.sh running for 75s
% 0.21/0.74  % /export/starexec/sandbox2/solver/bin/fo/fo1_av.sh running for 75s
% 0.21/0.75  % /export/starexec/sandbox2/solver/bin/fo/fo7.sh running for 63s
% 0.21/0.75  % /export/starexec/sandbox2/solver/bin/fo/fo13.sh running for 50s
% 0.21/0.76  % /export/starexec/sandbox2/solver/bin/fo/fo5.sh running for 50s
% 0.56/0.76  % /export/starexec/sandbox2/solver/bin/fo/fo4.sh running for 50s
% 17.16/3.08  % Solved by fo/fo1_av.sh.
% 17.16/3.08  % done 4851 iterations in 2.274s
% 17.16/3.08  % SZS status Theorem for '/export/starexec/sandbox2/benchmark/theBenchmark.p'
% 17.16/3.08  % SZS output start Refutation
% 17.16/3.08  thf(hskp26_type, type, hskp26: $o).
% 17.16/3.08  thf(hskp21_type, type, hskp21: $o).
% 17.16/3.08  thf(hskp18_type, type, hskp18: $o).
% 17.16/3.08  thf(hskp5_type, type, hskp5: $o).
% 17.16/3.08  thf(hskp2_type, type, hskp2: $o).
% 17.16/3.08  thf(a527_type, type, a527: $i).
% 17.16/3.08  thf(a497_type, type, a497: $i).
% 17.16/3.08  thf(c3_1_type, type, c3_1: $i > $o).
% 17.16/3.08  thf(a510_type, type, a510: $i).
% 17.16/3.08  thf(hskp27_type, type, hskp27: $o).
% 17.16/3.08  thf(a502_type, type, a502: $i).
% 17.16/3.08  thf(hskp12_type, type, hskp12: $o).
% 17.16/3.08  thf(a522_type, type, a522: $i).
% 17.16/3.08  thf(hskp9_type, type, hskp9: $o).
% 17.16/3.08  thf(hskp25_type, type, hskp25: $o).
% 17.16/3.08  thf(a534_type, type, a534: $i).
% 17.16/3.08  thf(hskp16_type, type, hskp16: $o).
% 17.16/3.08  thf(a541_type, type, a541: $i).
% 17.16/3.08  thf(hskp28_type, type, hskp28: $o).
% 17.16/3.08  thf(a520_type, type, a520: $i).
% 17.16/3.08  thf(hskp22_type, type, hskp22: $o).
% 17.16/3.08  thf(hskp4_type, type, hskp4: $o).
% 17.16/3.08  thf(hskp23_type, type, hskp23: $o).
% 17.16/3.08  thf(a532_type, type, a532: $i).
% 17.16/3.08  thf(hskp29_type, type, hskp29: $o).
% 17.16/3.08  thf(a559_type, type, a559: $i).
% 17.16/3.08  thf(a512_type, type, a512: $i).
% 17.16/3.08  thf(hskp7_type, type, hskp7: $o).
% 17.16/3.08  thf(a501_type, type, a501: $i).
% 17.16/3.08  thf(a496_type, type, a496: $i).
% 17.16/3.08  thf(c0_1_type, type, c0_1: $i > $o).
% 17.16/3.08  thf(a504_type, type, a504: $i).
% 17.16/3.08  thf(hskp6_type, type, hskp6: $o).
% 17.16/3.08  thf(a533_type, type, a533: $i).
% 17.16/3.08  thf(a505_type, type, a505: $i).
% 17.16/3.08  thf(a568_type, type, a568: $i).
% 17.16/3.08  thf(hskp30_type, type, hskp30: $o).
% 17.16/3.08  thf(a554_type, type, a554: $i).
% 17.16/3.08  thf(hskp10_type, type, hskp10: $o).
% 17.16/3.08  thf(ndr1_0_type, type, ndr1_0: $o).
% 17.16/3.08  thf(a509_type, type, a509: $i).
% 17.16/3.08  thf(hskp8_type, type, hskp8: $o).
% 17.16/3.08  thf(hskp11_type, type, hskp11: $o).
% 17.16/3.08  thf(hskp1_type, type, hskp1: $o).
% 17.16/3.08  thf(c1_1_type, type, c1_1: $i > $o).
% 17.16/3.08  thf(hskp31_type, type, hskp31: $o).
% 17.16/3.08  thf(hskp3_type, type, hskp3: $o).
% 17.16/3.08  thf(hskp14_type, type, hskp14: $o).
% 17.16/3.08  thf(c2_1_type, type, c2_1: $i > $o).
% 17.16/3.08  thf(a507_type, type, a507: $i).
% 17.16/3.08  thf(a514_type, type, a514: $i).
% 17.16/3.08  thf(a540_type, type, a540: $i).
% 17.16/3.08  thf(hskp19_type, type, hskp19: $o).
% 17.16/3.08  thf(a528_type, type, a528: $i).
% 17.16/3.08  thf(hskp24_type, type, hskp24: $o).
% 17.16/3.08  thf(a499_type, type, a499: $i).
% 17.16/3.08  thf(hskp15_type, type, hskp15: $o).
% 17.16/3.08  thf(hskp13_type, type, hskp13: $o).
% 17.16/3.08  thf(a498_type, type, a498: $i).
% 17.16/3.08  thf(hskp17_type, type, hskp17: $o).
% 17.16/3.08  thf(clause28, conjecture, (~( ( ndr1_0 ) | ( ~( hskp4 ) ) ))).
% 17.16/3.08  thf(zf_stmt_0, negated_conjecture, (( ndr1_0 ) | ( ~( hskp4 ) )),
% 17.16/3.08    inference('cnf.neg', [status(esa)], [clause28])).
% 17.16/3.08  thf(zip_derived_cl27, plain, (( (ndr1_0) | ~ (hskp4))),
% 17.16/3.08      inference('cnf', [status(esa)], [zf_stmt_0])).
% 17.16/3.08  thf('0', plain, (~ ( (hskp4)) | ( (ndr1_0))),
% 17.16/3.08      inference('split', [status(esa)], [zip_derived_cl27])).
% 17.16/3.08  thf(clause30, conjecture, (~( ( ndr1_0 ) | ( ~( hskp2 ) ) ))).
% 17.16/3.08  thf(zf_stmt_1, negated_conjecture, (( ndr1_0 ) | ( ~( hskp2 ) )),
% 17.16/3.08    inference('cnf.neg', [status(esa)], [clause30])).
% 17.16/3.08  thf(zip_derived_cl29, plain, (( (ndr1_0) | ~ (hskp2))),
% 17.16/3.08      inference('cnf', [status(esa)], [zf_stmt_1])).
% 17.16/3.08  thf('1', plain, (~ ( (hskp2)) | ( (ndr1_0))),
% 17.16/3.08      inference('split', [status(esa)], [zip_derived_cl29])).
% 17.16/3.08  thf(clause148, conjecture,
% 17.16/3.08    (~( ( hskp30 ) | ( hskp31 ) | ( c0_1 @ U ) | ( ~( ndr1_0 ) ) | 
% 17.16/3.08        ( ~( c2_1 @ U ) ) | ( ~( c1_1 @ U ) ) ))).
% 17.16/3.08  thf(zf_stmt_2, negated_conjecture,
% 17.16/3.08    (( hskp30 ) | ( hskp31 ) | ( c0_1 @ U ) | ( ~( ndr1_0 ) ) | 
% 17.16/3.08     ( ~( c2_1 @ U ) ) | ( ~( c1_1 @ U ) )),
% 17.16/3.08    inference('cnf.neg', [status(esa)], [clause148])).
% 17.16/3.08  thf(zip_derived_cl147, plain,
% 17.16/3.08      (![X0 : $i]:
% 17.16/3.08         ( (hskp30)
% 17.16/3.08          |  (hskp31)
% 17.16/3.08          |  (c0_1 @ X0)
% 17.16/3.08          | ~ (ndr1_0)
% 17.16/3.08          | ~ (c2_1 @ X0)
% 17.16/3.08          | ~ (c1_1 @ X0))),
% 17.16/3.08      inference('cnf', [status(esa)], [zf_stmt_2])).
% 17.16/3.08  thf('2', plain,
% 17.16/3.08      (( (hskp31)) | ( (hskp30)) | ~ ( (ndr1_0)) | 
% 17.16/3.08       (![X0 : $i]: (~ (c2_1 @ X0) |  (c0_1 @ X0) | ~ (c1_1 @ X0)))),
% 17.16/3.08      inference('split', [status(esa)], [zip_derived_cl147])).
% 17.16/3.08  thf(clause155, conjecture,
% 17.16/3.08    (~( ( hskp25 ) | ( hskp16 ) | ( c3_1 @ U ) | ( ~( ndr1_0 ) ) | 
% 17.16/3.08        ( ~( c1_1 @ U ) ) | ( ~( c0_1 @ U ) ) ))).
% 17.16/3.08  thf(zf_stmt_3, negated_conjecture,
% 17.16/3.08    (( hskp25 ) | ( hskp16 ) | ( c3_1 @ U ) | ( ~( ndr1_0 ) ) | 
% 17.16/3.08     ( ~( c1_1 @ U ) ) | ( ~( c0_1 @ U ) )),
% 17.16/3.08    inference('cnf.neg', [status(esa)], [clause155])).
% 17.16/3.08  thf(zip_derived_cl154, plain,
% 17.16/3.08      (![X0 : $i]:
% 17.16/3.08         ( (hskp25)
% 17.16/3.08          |  (hskp16)
% 17.16/3.08          |  (c3_1 @ X0)
% 17.16/3.08          | ~ (ndr1_0)
% 17.16/3.08          | ~ (c1_1 @ X0)
% 17.16/3.08          | ~ (c0_1 @ X0))),
% 17.16/3.08      inference('cnf', [status(esa)], [zf_stmt_3])).
% 17.16/3.08  thf(zip_derived_cl549, plain,
% 17.16/3.08      ((![X0 : $i]: ( (c3_1 @ X0) | ~ (c0_1 @ X0) | ~ (c1_1 @ X0)))
% 17.16/3.08         <= ((![X0 : $i]: ( (c3_1 @ X0) | ~ (c0_1 @ X0) | ~ (c1_1 @ X0))))),
% 17.16/3.08      inference('split', [status(esa)], [zip_derived_cl154])).
% 17.16/3.08  thf(clause123, conjecture, (~( ( ~( hskp6 ) ) | ( ~( c3_1 @ a501 ) ) ))).
% 17.16/3.08  thf(zf_stmt_4, negated_conjecture, (( ~( hskp6 ) ) | ( ~( c3_1 @ a501 ) )),
% 17.16/3.08    inference('cnf.neg', [status(esa)], [clause123])).
% 17.16/3.08  thf(zip_derived_cl122, plain, ((~ (hskp6) | ~ (c3_1 @ a501))),
% 17.16/3.08      inference('cnf', [status(esa)], [zf_stmt_4])).
% 17.16/3.08  thf(zip_derived_cl447, plain, ((~ (c3_1 @ a501)) <= (~ ( (c3_1 @ a501)))),
% 17.16/3.08      inference('split', [status(esa)], [zip_derived_cl122])).
% 17.16/3.08  thf(zip_derived_cl1507, plain,
% 17.16/3.08      (((~ (c1_1 @ a501) | ~ (c0_1 @ a501)))
% 17.16/3.08         <= (~ ( (c3_1 @ a501)) & 
% 17.16/3.08             (![X0 : $i]: ( (c3_1 @ X0) | ~ (c0_1 @ X0) | ~ (c1_1 @ X0))))),
% 17.16/3.08      inference('s_sup-', [status(thm)], [zip_derived_cl549, zip_derived_cl447])).
% 17.16/3.08  thf('3', plain,
% 17.16/3.08      (~ ( (c0_1 @ a501)) | ( (c3_1 @ a501)) | 
% 17.16/3.08       ~ (![X0 : $i]: ( (c3_1 @ X0) | ~ (c0_1 @ X0) | ~ (c1_1 @ X0))) | 
% 17.16/3.08       ~ ( (c1_1 @ a501))),
% 17.16/3.08      inference('split', [status(esa)], [zip_derived_cl1507])).
% 17.16/3.08  thf(zip_derived_cl521, plain,
% 17.16/3.08      ((![X0 : $i]: (~ (c2_1 @ X0) |  (c0_1 @ X0) | ~ (c1_1 @ X0)))
% 17.16/3.08         <= ((![X0 : $i]: (~ (c2_1 @ X0) |  (c0_1 @ X0) | ~ (c1_1 @ X0))))),
% 17.16/3.08      inference('split', [status(esa)], [zip_derived_cl147])).
% 17.16/3.08  thf(clause81, conjecture, (~( ( c2_1 @ a501 ) | ( ~( hskp6 ) ) ))).
% 17.16/3.08  thf(zf_stmt_5, negated_conjecture, (( c2_1 @ a501 ) | ( ~( hskp6 ) )),
% 17.16/3.08    inference('cnf.neg', [status(esa)], [clause81])).
% 17.16/3.08  thf(zip_derived_cl80, plain, (( (c2_1 @ a501) | ~ (hskp6))),
% 17.16/3.08      inference('cnf', [status(esa)], [zf_stmt_5])).
% 17.16/3.08  thf(zip_derived_cl363, plain, (( (c2_1 @ a501)) <= (( (c2_1 @ a501)))),
% 17.16/3.08      inference('split', [status(esa)], [zip_derived_cl80])).
% 17.16/3.08  thf(zip_derived_cl966, plain,
% 17.16/3.08      (((~ (c1_1 @ a501) |  (c0_1 @ a501)))
% 17.16/3.08         <= (( (c2_1 @ a501)) & 
% 17.16/3.08             (![X0 : $i]: (~ (c2_1 @ X0) |  (c0_1 @ X0) | ~ (c1_1 @ X0))))),
% 17.16/3.08      inference('s_sup+', [status(thm)], [zip_derived_cl521, zip_derived_cl363])).
% 17.16/3.08  thf('4', plain,
% 17.16/3.08      (~ (![X0 : $i]: (~ (c2_1 @ X0) |  (c0_1 @ X0) | ~ (c1_1 @ X0))) | 
% 17.16/3.08       ( (c0_1 @ a501)) | ~ ( (c1_1 @ a501)) | ~ ( (c2_1 @ a501))),
% 17.16/3.08      inference('split', [status(esa)], [zip_derived_cl966])).
% 17.16/3.08  thf(clause192, conjecture,
% 17.16/3.08    (~( ( c3_1 @ W ) | ( c2_1 @ W ) | ( c0_1 @ W ) | ( c2_1 @ V ) | 
% 17.16/3.08        ( c3_1 @ U ) | ( ~( c1_1 @ V ) ) | ( ~( c0_1 @ V ) ) | 
% 17.16/3.08        ( ~( ndr1_0 ) ) | ( ~( c1_1 @ U ) ) | ( ~( c0_1 @ U ) ) ))).
% 17.16/3.08  thf(zf_stmt_6, negated_conjecture,
% 17.16/3.08    (( c3_1 @ W ) | ( c2_1 @ W ) | ( c0_1 @ W ) | ( c2_1 @ V ) | 
% 17.16/3.08     ( c3_1 @ U ) | ( ~( c1_1 @ V ) ) | ( ~( c0_1 @ V ) ) | ( ~( ndr1_0 ) ) | 
% 17.16/3.08     ( ~( c1_1 @ U ) ) | ( ~( c0_1 @ U ) )),
% 17.16/3.08    inference('cnf.neg', [status(esa)], [clause192])).
% 17.16/3.08  thf(zip_derived_cl191, plain,
% 17.16/3.08      (![X0 : $i, X1 : $i, X2 : $i]:
% 17.16/3.08         ( (c3_1 @ X0)
% 17.16/3.08          |  (c2_1 @ X0)
% 17.16/3.08          |  (c0_1 @ X0)
% 17.16/3.08          |  (c2_1 @ X1)
% 17.16/3.08          |  (c3_1 @ X2)
% 17.16/3.08          | ~ (c1_1 @ X1)
% 17.16/3.08          | ~ (c0_1 @ X1)
% 17.16/3.08          | ~ (ndr1_0)
% 17.16/3.08          | ~ (c1_1 @ X2)
% 17.16/3.08          | ~ (c0_1 @ X2))),
% 17.16/3.08      inference('cnf', [status(esa)], [zf_stmt_6])).
% 17.16/3.08  thf('5', plain,
% 17.16/3.08      ((![X0 : $i]: ( (c3_1 @ X0) | ~ (c0_1 @ X0) | ~ (c1_1 @ X0))) | 
% 17.16/3.08       (![X0 : $i]: ( (c2_1 @ X0) | ~ (c0_1 @ X0) | ~ (c1_1 @ X0))) | 
% 17.16/3.08       ~ ( (ndr1_0)) | 
% 17.16/3.08       (![X0 : $i]: ( (c3_1 @ X0) |  (c2_1 @ X0) |  (c0_1 @ X0)))),
% 17.16/3.08      inference('split', [status(esa)], [zip_derived_cl191])).
% 17.16/3.08  thf(clause176, conjecture,
% 17.16/3.08    (~( ( hskp21 ) | ( c2_1 @ V ) | ( c1_1 @ V ) | ( c3_1 @ U ) | 
% 17.16/3.08        ( ~( c0_1 @ V ) ) | ( ~( ndr1_0 ) ) | ( ~( c2_1 @ U ) ) | 
% 17.16/3.08        ( ~( c1_1 @ U ) ) ))).
% 17.16/3.08  thf(zf_stmt_7, negated_conjecture,
% 17.16/3.08    (( hskp21 ) | ( c2_1 @ V ) | ( c1_1 @ V ) | ( c3_1 @ U ) | 
% 17.16/3.08     ( ~( c0_1 @ V ) ) | ( ~( ndr1_0 ) ) | ( ~( c2_1 @ U ) ) | 
% 17.16/3.08     ( ~( c1_1 @ U ) )),
% 17.16/3.08    inference('cnf.neg', [status(esa)], [clause176])).
% 17.16/3.08  thf(zip_derived_cl175, plain,
% 17.16/3.08      (![X0 : $i, X1 : $i]:
% 17.16/3.08         ( (hskp21)
% 17.16/3.08          |  (c2_1 @ X0)
% 17.16/3.08          |  (c1_1 @ X0)
% 17.16/3.08          |  (c3_1 @ X1)
% 17.16/3.08          | ~ (c0_1 @ X0)
% 17.16/3.08          | ~ (ndr1_0)
% 17.16/3.08          | ~ (c2_1 @ X1)
% 17.16/3.08          | ~ (c1_1 @ X1))),
% 17.16/3.08      inference('cnf', [status(esa)], [zf_stmt_7])).
% 17.16/3.08  thf(zip_derived_cl633, plain,
% 17.16/3.08      ((![X1 : $i]: ( (c3_1 @ X1) | ~ (c1_1 @ X1) | ~ (c2_1 @ X1)))
% 17.16/3.08         <= ((![X1 : $i]: ( (c3_1 @ X1) | ~ (c1_1 @ X1) | ~ (c2_1 @ X1))))),
% 17.16/3.08      inference('split', [status(esa)], [zip_derived_cl175])).
% 17.16/3.08  thf(clause109, conjecture, (~( ( ~( hskp15 ) ) | ( ~( c3_1 @ a528 ) ) ))).
% 17.16/3.08  thf(zf_stmt_8, negated_conjecture, (( ~( hskp15 ) ) | ( ~( c3_1 @ a528 ) )),
% 17.16/3.08    inference('cnf.neg', [status(esa)], [clause109])).
% 17.16/3.08  thf(zip_derived_cl108, plain, ((~ (hskp15) | ~ (c3_1 @ a528))),
% 17.16/3.08      inference('cnf', [status(esa)], [zf_stmt_8])).
% 17.16/3.08  thf(zip_derived_cl419, plain, ((~ (c3_1 @ a528)) <= (~ ( (c3_1 @ a528)))),
% 17.16/3.08      inference('split', [status(esa)], [zip_derived_cl108])).
% 17.16/3.08  thf(zip_derived_cl1632, plain,
% 17.16/3.08      (((~ (c2_1 @ a528) | ~ (c1_1 @ a528)))
% 17.16/3.08         <= (~ ( (c3_1 @ a528)) & 
% 17.16/3.08             (![X1 : $i]: ( (c3_1 @ X1) | ~ (c1_1 @ X1) | ~ (c2_1 @ X1))))),
% 17.16/3.08      inference('s_sup-', [status(thm)], [zip_derived_cl633, zip_derived_cl419])).
% 17.16/3.08  thf('6', plain,
% 17.16/3.08      (~ (![X1 : $i]: ( (c3_1 @ X1) | ~ (c1_1 @ X1) | ~ (c2_1 @ X1))) | 
% 17.16/3.08       ~ ( (c2_1 @ a528)) | ( (c3_1 @ a528)) | ~ ( (c1_1 @ a528))),
% 17.16/3.08      inference('split', [status(esa)], [zip_derived_cl1632])).
% 17.16/3.08  thf(clause177, conjecture,
% 17.16/3.08    (~( ( hskp23 ) | ( c3_1 @ V ) | ( c1_1 @ V ) | ( c3_1 @ U ) | 
% 17.16/3.08        ( ~( c0_1 @ V ) ) | ( ~( ndr1_0 ) ) | ( ~( c1_1 @ U ) ) | 
% 17.16/3.08        ( ~( c0_1 @ U ) ) ))).
% 17.16/3.08  thf(zf_stmt_9, negated_conjecture,
% 17.16/3.08    (( hskp23 ) | ( c3_1 @ V ) | ( c1_1 @ V ) | ( c3_1 @ U ) | 
% 17.16/3.08     ( ~( c0_1 @ V ) ) | ( ~( ndr1_0 ) ) | ( ~( c1_1 @ U ) ) | 
% 17.16/3.08     ( ~( c0_1 @ U ) )),
% 17.16/3.08    inference('cnf.neg', [status(esa)], [clause177])).
% 17.16/3.08  thf(zip_derived_cl176, plain,
% 17.16/3.08      (![X0 : $i, X1 : $i]:
% 17.16/3.08         ( (hskp23)
% 17.16/3.08          |  (c3_1 @ X0)
% 17.16/3.08          |  (c1_1 @ X0)
% 17.16/3.08          |  (c3_1 @ X1)
% 17.16/3.08          | ~ (c0_1 @ X0)
% 17.16/3.08          | ~ (ndr1_0)
% 17.16/3.08          | ~ (c1_1 @ X1)
% 17.16/3.08          | ~ (c0_1 @ X1))),
% 17.16/3.08      inference('cnf', [status(esa)], [zf_stmt_9])).
% 17.16/3.08  thf('7', plain,
% 17.16/3.08      ((![X0 : $i]: ( (c3_1 @ X0) | ~ (c0_1 @ X0) | ~ (c1_1 @ X0))) | 
% 17.16/3.08       (![X0 : $i]: ( (c3_1 @ X0) | ~ (c0_1 @ X0) |  (c1_1 @ X0))) | 
% 17.16/3.08       ( (hskp23)) | ~ ( (ndr1_0))),
% 17.16/3.08      inference('split', [status(esa)], [zip_derived_cl176])).
% 17.16/3.08  thf(clause79, conjecture, (~( ( c3_1 @ a505 ) | ( ~( hskp8 ) ) ))).
% 17.16/3.08  thf(zf_stmt_10, negated_conjecture, (( c3_1 @ a505 ) | ( ~( hskp8 ) )),
% 17.16/3.08    inference('cnf.neg', [status(esa)], [clause79])).
% 17.16/3.08  thf(zip_derived_cl78, plain, (( (c3_1 @ a505) | ~ (hskp8))),
% 17.16/3.08      inference('cnf', [status(esa)], [zf_stmt_10])).
% 17.16/3.08  thf(zip_derived_cl359, plain, (( (c3_1 @ a505)) <= (( (c3_1 @ a505)))),
% 17.16/3.08      inference('split', [status(esa)], [zip_derived_cl78])).
% 17.16/3.08  thf(clause157, conjecture,
% 17.16/3.08    (~( ( hskp3 ) | ( hskp13 ) | ( ~( ndr1_0 ) ) | ( ~( c3_1 @ U ) ) | 
% 17.16/3.08        ( ~( c2_1 @ U ) ) | ( ~( c1_1 @ U ) ) ))).
% 17.16/3.08  thf(zf_stmt_11, negated_conjecture,
% 17.16/3.08    (( hskp3 ) | ( hskp13 ) | ( ~( ndr1_0 ) ) | ( ~( c3_1 @ U ) ) | 
% 17.16/3.08     ( ~( c2_1 @ U ) ) | ( ~( c1_1 @ U ) )),
% 17.16/3.08    inference('cnf.neg', [status(esa)], [clause157])).
% 17.16/3.08  thf(zip_derived_cl156, plain,
% 17.16/3.08      (![X0 : $i]:
% 17.16/3.08         ( (hskp3)
% 17.16/3.08          |  (hskp13)
% 17.16/3.08          | ~ (ndr1_0)
% 17.16/3.08          | ~ (c3_1 @ X0)
% 17.16/3.08          | ~ (c2_1 @ X0)
% 17.16/3.08          | ~ (c1_1 @ X0))),
% 17.16/3.08      inference('cnf', [status(esa)], [zf_stmt_11])).
% 17.16/3.08  thf(zip_derived_cl557, plain,
% 17.16/3.08      ((![X0 : $i]: (~ (c3_1 @ X0) | ~ (c2_1 @ X0) | ~ (c1_1 @ X0)))
% 17.16/3.08         <= ((![X0 : $i]: (~ (c3_1 @ X0) | ~ (c2_1 @ X0) | ~ (c1_1 @ X0))))),
% 17.16/3.08      inference('split', [status(esa)], [zip_derived_cl156])).
% 17.16/3.08  thf(zip_derived_cl901, plain,
% 17.16/3.08      (((~ (c2_1 @ a505) | ~ (c1_1 @ a505)))
% 17.16/3.08         <= (( (c3_1 @ a505)) & 
% 17.16/3.08             (![X0 : $i]: (~ (c3_1 @ X0) | ~ (c2_1 @ X0) | ~ (c1_1 @ X0))))),
% 17.16/3.08      inference('s_sup-', [status(thm)], [zip_derived_cl359, zip_derived_cl557])).
% 17.16/3.08  thf('8', plain,
% 17.16/3.08      (~ ( (c1_1 @ a505)) | ~ ( (c3_1 @ a505)) | 
% 17.16/3.08       ~ (![X0 : $i]: (~ (c3_1 @ X0) | ~ (c2_1 @ X0) | ~ (c1_1 @ X0))) | 
% 17.16/3.08       ~ ( (c2_1 @ a505))),
% 17.16/3.08      inference('split', [status(esa)], [zip_derived_cl901])).
% 17.16/3.08  thf(zip_derived_cl521, plain,
% 17.16/3.08      ((![X0 : $i]: (~ (c2_1 @ X0) |  (c0_1 @ X0) | ~ (c1_1 @ X0)))
% 17.16/3.08         <= ((![X0 : $i]: (~ (c2_1 @ X0) |  (c0_1 @ X0) | ~ (c1_1 @ X0))))),
% 17.16/3.08      inference('split', [status(esa)], [zip_derived_cl147])).
% 17.16/3.08  thf(clause78, conjecture, (~( ( c2_1 @ a505 ) | ( ~( hskp8 ) ) ))).
% 17.16/3.08  thf(zf_stmt_12, negated_conjecture, (( c2_1 @ a505 ) | ( ~( hskp8 ) )),
% 17.16/3.08    inference('cnf.neg', [status(esa)], [clause78])).
% 17.16/3.08  thf(zip_derived_cl77, plain, (( (c2_1 @ a505) | ~ (hskp8))),
% 17.16/3.08      inference('cnf', [status(esa)], [zf_stmt_12])).
% 17.16/3.08  thf(zip_derived_cl357, plain, (( (c2_1 @ a505)) <= (( (c2_1 @ a505)))),
% 17.16/3.08      inference('split', [status(esa)], [zip_derived_cl77])).
% 17.16/3.08  thf(zip_derived_cl965, plain,
% 17.16/3.08      (((~ (c1_1 @ a505) |  (c0_1 @ a505)))
% 17.16/3.08         <= (( (c2_1 @ a505)) & 
% 17.16/3.08             (![X0 : $i]: (~ (c2_1 @ X0) |  (c0_1 @ X0) | ~ (c1_1 @ X0))))),
% 17.16/3.08      inference('s_sup+', [status(thm)], [zip_derived_cl521, zip_derived_cl357])).
% 17.16/3.08  thf('9', plain,
% 17.16/3.08      (~ ( (c1_1 @ a505)) | 
% 17.16/3.08       ~ (![X0 : $i]: (~ (c2_1 @ X0) |  (c0_1 @ X0) | ~ (c1_1 @ X0))) | 
% 17.16/3.08       ( (c0_1 @ a505)) | ~ ( (c2_1 @ a505))),
% 17.16/3.08      inference('split', [status(esa)], [zip_derived_cl965])).
% 17.16/3.08  thf(clause139, conjecture,
% 17.16/3.08    (~( ( hskp8 ) | ( hskp29 ) | ( c1_1 @ U ) | ( c0_1 @ U ) | 
% 17.16/3.08        ( ~( ndr1_0 ) ) | ( ~( c3_1 @ U ) ) ))).
% 17.16/3.08  thf(zf_stmt_13, negated_conjecture,
% 17.16/3.08    (( hskp8 ) | ( hskp29 ) | ( c1_1 @ U ) | ( c0_1 @ U ) | ( ~( ndr1_0 ) ) | 
% 17.16/3.08     ( ~( c3_1 @ U ) )),
% 17.16/3.08    inference('cnf.neg', [status(esa)], [clause139])).
% 17.16/3.08  thf(zip_derived_cl138, plain,
% 17.16/3.08      (![X0 : $i]:
% 17.16/3.08         ( (hskp8)
% 17.16/3.08          |  (hskp29)
% 17.16/3.08          |  (c1_1 @ X0)
% 17.16/3.08          |  (c0_1 @ X0)
% 17.16/3.08          | ~ (ndr1_0)
% 17.16/3.08          | ~ (c3_1 @ X0))),
% 17.16/3.08      inference('cnf', [status(esa)], [zf_stmt_13])).
% 17.16/3.08  thf('10', plain,
% 17.16/3.08      (( (hskp8)) | ( (hskp29)) | ~ ( (ndr1_0)) | 
% 17.16/3.08       (![X0 : $i]: (~ (c3_1 @ X0) |  (c0_1 @ X0) |  (c1_1 @ X0)))),
% 17.16/3.08      inference('split', [status(esa)], [zip_derived_cl138])).
% 17.16/3.08  thf(clause48, conjecture, (~( ( c3_1 @ a504 ) | ( ~( hskp29 ) ) ))).
% 17.16/3.08  thf(zf_stmt_14, negated_conjecture, (( c3_1 @ a504 ) | ( ~( hskp29 ) )),
% 17.16/3.08    inference('cnf.neg', [status(esa)], [clause48])).
% 17.16/3.08  thf(zip_derived_cl47, plain, (( (c3_1 @ a504) | ~ (hskp29))),
% 17.16/3.08      inference('cnf', [status(esa)], [zf_stmt_14])).
% 17.16/3.08  thf(zip_derived_cl297, plain, (( (c3_1 @ a504)) <= (( (c3_1 @ a504)))),
% 17.16/3.08      inference('split', [status(esa)], [zip_derived_cl47])).
% 17.16/3.08  thf(zip_derived_cl557, plain,
% 17.16/3.08      ((![X0 : $i]: (~ (c3_1 @ X0) | ~ (c2_1 @ X0) | ~ (c1_1 @ X0)))
% 17.16/3.08         <= ((![X0 : $i]: (~ (c3_1 @ X0) | ~ (c2_1 @ X0) | ~ (c1_1 @ X0))))),
% 17.16/3.08      inference('split', [status(esa)], [zip_derived_cl156])).
% 17.16/3.08  thf(zip_derived_cl776, plain,
% 17.16/3.08      (((~ (c2_1 @ a504) | ~ (c1_1 @ a504)))
% 17.16/3.08         <= (( (c3_1 @ a504)) & 
% 17.16/3.08             (![X0 : $i]: (~ (c3_1 @ X0) | ~ (c2_1 @ X0) | ~ (c1_1 @ X0))))),
% 17.16/3.08      inference('s_sup-', [status(thm)], [zip_derived_cl297, zip_derived_cl557])).
% 17.16/3.08  thf('11', plain,
% 17.16/3.08      (~ ( (c2_1 @ a504)) | ~ ( (c1_1 @ a504)) | 
% 17.16/3.08       ~ (![X0 : $i]: (~ (c3_1 @ X0) | ~ (c2_1 @ X0) | ~ (c1_1 @ X0))) | 
% 17.16/3.08       ~ ( (c3_1 @ a504))),
% 17.16/3.08      inference('split', [status(esa)], [zip_derived_cl776])).
% 17.16/3.08  thf(clause152, conjecture,
% 17.16/3.08    (~( ( hskp4 ) | ( hskp5 ) | ( c2_1 @ U ) | ( ~( ndr1_0 ) ) | 
% 17.16/3.08        ( ~( c1_1 @ U ) ) | ( ~( c0_1 @ U ) ) ))).
% 17.16/3.08  thf(zf_stmt_15, negated_conjecture,
% 17.16/3.08    (( hskp4 ) | ( hskp5 ) | ( c2_1 @ U ) | ( ~( ndr1_0 ) ) | 
% 17.16/3.08     ( ~( c1_1 @ U ) ) | ( ~( c0_1 @ U ) )),
% 17.16/3.08    inference('cnf.neg', [status(esa)], [clause152])).
% 17.16/3.08  thf(zip_derived_cl151, plain,
% 17.16/3.08      (![X0 : $i]:
% 17.16/3.08         ( (hskp4)
% 17.16/3.08          |  (hskp5)
% 17.16/3.08          |  (c2_1 @ X0)
% 17.16/3.08          | ~ (ndr1_0)
% 17.16/3.08          | ~ (c1_1 @ X0)
% 17.16/3.08          | ~ (c0_1 @ X0))),
% 17.16/3.08      inference('cnf', [status(esa)], [zf_stmt_15])).
% 17.16/3.08  thf(zip_derived_cl537, plain,
% 17.16/3.08      ((![X0 : $i]: ( (c2_1 @ X0) | ~ (c0_1 @ X0) | ~ (c1_1 @ X0)))
% 17.16/3.08         <= ((![X0 : $i]: ( (c2_1 @ X0) | ~ (c0_1 @ X0) | ~ (c1_1 @ X0))))),
% 17.16/3.08      inference('split', [status(esa)], [zip_derived_cl151])).
% 17.16/3.08  thf(zip_derived_cl778, plain, ((~ (c2_1 @ a504)) <= (~ ( (c2_1 @ a504)))),
% 17.16/3.08      inference('split', [status(esa)], [zip_derived_cl776])).
% 17.16/3.08  thf(zip_derived_cl1457, plain,
% 17.16/3.08      (((~ (c1_1 @ a504) | ~ (c0_1 @ a504)))
% 17.16/3.08         <= (~ ( (c2_1 @ a504)) & 
% 17.16/3.08             (![X0 : $i]: ( (c2_1 @ X0) | ~ (c0_1 @ X0) | ~ (c1_1 @ X0))))),
% 17.16/3.08      inference('s_sup-', [status(thm)], [zip_derived_cl537, zip_derived_cl778])).
% 17.16/3.08  thf('12', plain,
% 17.16/3.08      (( (c2_1 @ a504)) | ~ ( (c1_1 @ a504)) | 
% 17.16/3.08       ~ (![X0 : $i]: ( (c2_1 @ X0) | ~ (c0_1 @ X0) | ~ (c1_1 @ X0))) | 
% 17.16/3.08       ~ ( (c0_1 @ a504))),
% 17.16/3.08      inference('split', [status(esa)], [zip_derived_cl1457])).
% 17.16/3.08  thf(clause138, conjecture,
% 17.16/3.08    (~( ( hskp6 ) | ( hskp28 ) | ( c1_1 @ U ) | ( c0_1 @ U ) | 
% 17.16/3.08        ( ~( ndr1_0 ) ) | ( ~( c2_1 @ U ) ) ))).
% 17.16/3.08  thf(zf_stmt_16, negated_conjecture,
% 17.16/3.08    (( hskp6 ) | ( hskp28 ) | ( c1_1 @ U ) | ( c0_1 @ U ) | ( ~( ndr1_0 ) ) | 
% 17.16/3.08     ( ~( c2_1 @ U ) )),
% 17.16/3.08    inference('cnf.neg', [status(esa)], [clause138])).
% 17.16/3.08  thf(zip_derived_cl137, plain,
% 17.16/3.08      (![X0 : $i]:
% 17.16/3.08         ( (hskp6)
% 17.16/3.08          |  (hskp28)
% 17.16/3.08          |  (c1_1 @ X0)
% 17.16/3.08          |  (c0_1 @ X0)
% 17.16/3.08          | ~ (ndr1_0)
% 17.16/3.08          | ~ (c2_1 @ X0))),
% 17.16/3.08      inference('cnf', [status(esa)], [zf_stmt_16])).
% 17.16/3.08  thf(zip_derived_cl481, plain,
% 17.16/3.08      ((![X0 : $i]: (~ (c2_1 @ X0) |  (c0_1 @ X0) |  (c1_1 @ X0)))
% 17.16/3.08         <= ((![X0 : $i]: (~ (c2_1 @ X0) |  (c0_1 @ X0) |  (c1_1 @ X0))))),
% 17.16/3.08      inference('split', [status(esa)], [zip_derived_cl137])).
% 17.16/3.08  thf(zip_derived_cl357, plain, (( (c2_1 @ a505)) <= (( (c2_1 @ a505)))),
% 17.16/3.08      inference('split', [status(esa)], [zip_derived_cl77])).
% 17.16/3.08  thf(zip_derived_cl1147, plain,
% 17.16/3.08      ((( (c1_1 @ a505) |  (c0_1 @ a505)))
% 17.16/3.08         <= (( (c2_1 @ a505)) & 
% 17.16/3.08             (![X0 : $i]: (~ (c2_1 @ X0) |  (c0_1 @ X0) |  (c1_1 @ X0))))),
% 17.16/3.08      inference('s_sup+', [status(thm)], [zip_derived_cl481, zip_derived_cl357])).
% 17.16/3.08  thf('13', plain,
% 17.16/3.08      (~ (![X0 : $i]: (~ (c2_1 @ X0) |  (c0_1 @ X0) |  (c1_1 @ X0))) | 
% 17.16/3.08       ( (c1_1 @ a505)) | ~ ( (c2_1 @ a505)) | ( (c0_1 @ a505))),
% 17.16/3.08      inference('split', [status(esa)], [zip_derived_cl1147])).
% 17.16/3.08  thf(clause194, conjecture,
% 17.16/3.08    (~( ( c3_1 @ W ) | ( c2_1 @ W ) | ( c0_1 @ W ) | ( c0_1 @ V ) | 
% 17.16/3.08        ( ~( c2_1 @ V ) ) | ( ~( c1_1 @ V ) ) | ( ~( ndr1_0 ) ) | 
% 17.16/3.08        ( ~( c3_1 @ U ) ) | ( ~( c2_1 @ U ) ) | ( ~( c1_1 @ U ) ) ))).
% 17.16/3.08  thf(zf_stmt_17, negated_conjecture,
% 17.16/3.08    (( c3_1 @ W ) | ( c2_1 @ W ) | ( c0_1 @ W ) | ( c0_1 @ V ) | 
% 17.16/3.08     ( ~( c2_1 @ V ) ) | ( ~( c1_1 @ V ) ) | ( ~( ndr1_0 ) ) | 
% 17.16/3.08     ( ~( c3_1 @ U ) ) | ( ~( c2_1 @ U ) ) | ( ~( c1_1 @ U ) )),
% 17.16/3.08    inference('cnf.neg', [status(esa)], [clause194])).
% 17.16/3.08  thf(zip_derived_cl193, plain,
% 17.16/3.08      (![X0 : $i, X1 : $i, X2 : $i]:
% 17.16/3.08         ( (c3_1 @ X0)
% 17.16/3.08          |  (c2_1 @ X0)
% 17.16/3.08          |  (c0_1 @ X0)
% 17.16/3.08          |  (c0_1 @ X1)
% 17.16/3.08          | ~ (c2_1 @ X1)
% 17.16/3.08          | ~ (c1_1 @ X1)
% 17.16/3.08          | ~ (ndr1_0)
% 17.16/3.08          | ~ (c3_1 @ X2)
% 17.16/3.08          | ~ (c2_1 @ X2)
% 17.16/3.08          | ~ (c1_1 @ X2))),
% 17.16/3.08      inference('cnf', [status(esa)], [zf_stmt_17])).
% 17.16/3.08  thf('14', plain,
% 17.16/3.08      ((![X0 : $i]: (~ (c3_1 @ X0) | ~ (c2_1 @ X0) | ~ (c1_1 @ X0))) | 
% 17.16/3.08       (![X0 : $i]: (~ (c2_1 @ X0) |  (c0_1 @ X0) | ~ (c1_1 @ X0))) | 
% 17.16/3.08       ~ ( (ndr1_0)) | 
% 17.16/3.08       (![X0 : $i]: ( (c3_1 @ X0) |  (c2_1 @ X0) |  (c0_1 @ X0)))),
% 17.16/3.08      inference('split', [status(esa)], [zip_derived_cl193])).
% 17.16/3.08  thf(clause154, conjecture,
% 17.16/3.08    (~( ( hskp26 ) | ( hskp25 ) | ( c2_1 @ U ) | ( ~( ndr1_0 ) ) | 
% 17.16/3.08        ( ~( c3_1 @ U ) ) | ( ~( c1_1 @ U ) ) ))).
% 17.16/3.08  thf(zf_stmt_18, negated_conjecture,
% 17.16/3.08    (( hskp26 ) | ( hskp25 ) | ( c2_1 @ U ) | ( ~( ndr1_0 ) ) | 
% 17.16/3.08     ( ~( c3_1 @ U ) ) | ( ~( c1_1 @ U ) )),
% 17.16/3.08    inference('cnf.neg', [status(esa)], [clause154])).
% 17.16/3.08  thf(zip_derived_cl153, plain,
% 17.16/3.08      (![X0 : $i]:
% 17.16/3.08         ( (hskp26)
% 17.16/3.08          |  (hskp25)
% 17.16/3.08          |  (c2_1 @ X0)
% 17.16/3.08          | ~ (ndr1_0)
% 17.16/3.08          | ~ (c3_1 @ X0)
% 17.16/3.08          | ~ (c1_1 @ X0))),
% 17.16/3.08      inference('cnf', [status(esa)], [zf_stmt_18])).
% 17.16/3.08  thf(zip_derived_cl545, plain,
% 17.16/3.08      ((![X0 : $i]: (~ (c3_1 @ X0) |  (c2_1 @ X0) | ~ (c1_1 @ X0)))
% 17.16/3.08         <= ((![X0 : $i]: (~ (c3_1 @ X0) |  (c2_1 @ X0) | ~ (c1_1 @ X0))))),
% 17.16/3.08      inference('split', [status(esa)], [zip_derived_cl153])).
% 17.16/3.08  thf(clause59, conjecture, (~( ( c3_1 @ a540 ) | ( ~( hskp22 ) ) ))).
% 17.16/3.08  thf(zf_stmt_19, negated_conjecture, (( c3_1 @ a540 ) | ( ~( hskp22 ) )),
% 17.16/3.08    inference('cnf.neg', [status(esa)], [clause59])).
% 17.16/3.08  thf(zip_derived_cl58, plain, (( (c3_1 @ a540) | ~ (hskp22))),
% 17.16/3.08      inference('cnf', [status(esa)], [zf_stmt_19])).
% 17.16/3.08  thf(zip_derived_cl319, plain, (( (c3_1 @ a540)) <= (( (c3_1 @ a540)))),
% 17.16/3.08      inference('split', [status(esa)], [zip_derived_cl58])).
% 17.16/3.08  thf(zip_derived_cl1079, plain,
% 17.16/3.08      (((~ (c1_1 @ a540) |  (c2_1 @ a540)))
% 17.16/3.08         <= (( (c3_1 @ a540)) & 
% 17.16/3.08             (![X0 : $i]: (~ (c3_1 @ X0) |  (c2_1 @ X0) | ~ (c1_1 @ X0))))),
% 17.16/3.08      inference('s_sup+', [status(thm)], [zip_derived_cl545, zip_derived_cl319])).
% 17.16/3.08  thf('15', plain,
% 17.16/3.08      (( (c2_1 @ a540)) | ~ ( (c3_1 @ a540)) | 
% 17.16/3.08       ~ (![X0 : $i]: (~ (c3_1 @ X0) |  (c2_1 @ X0) | ~ (c1_1 @ X0))) | 
% 17.16/3.08       ~ ( (c1_1 @ a540))),
% 17.16/3.08      inference('split', [status(esa)], [zip_derived_cl1079])).
% 17.16/3.08  thf(clause153, conjecture,
% 17.16/3.08    (~( ( hskp10 ) | ( hskp15 ) | ( c2_1 @ U ) | ( ~( ndr1_0 ) ) | 
% 17.16/3.08        ( ~( c3_1 @ U ) ) | ( ~( c0_1 @ U ) ) ))).
% 17.16/3.08  thf(zf_stmt_20, negated_conjecture,
% 17.16/3.08    (( hskp10 ) | ( hskp15 ) | ( c2_1 @ U ) | ( ~( ndr1_0 ) ) | 
% 17.16/3.08     ( ~( c3_1 @ U ) ) | ( ~( c0_1 @ U ) )),
% 17.16/3.08    inference('cnf.neg', [status(esa)], [clause153])).
% 17.16/3.08  thf(zip_derived_cl152, plain,
% 17.16/3.08      (![X0 : $i]:
% 17.16/3.08         ( (hskp10)
% 17.16/3.08          |  (hskp15)
% 17.16/3.08          |  (c2_1 @ X0)
% 17.16/3.08          | ~ (ndr1_0)
% 17.16/3.08          | ~ (c3_1 @ X0)
% 17.16/3.08          | ~ (c0_1 @ X0))),
% 17.16/3.08      inference('cnf', [status(esa)], [zf_stmt_20])).
% 17.16/3.08  thf(zip_derived_cl541, plain,
% 17.16/3.08      ((![X0 : $i]: (~ (c3_1 @ X0) |  (c2_1 @ X0) | ~ (c0_1 @ X0)))
% 17.16/3.08         <= ((![X0 : $i]: (~ (c3_1 @ X0) |  (c2_1 @ X0) | ~ (c0_1 @ X0))))),
% 17.16/3.08      inference('split', [status(esa)], [zip_derived_cl152])).
% 17.16/3.08  thf(zip_derived_cl319, plain, (( (c3_1 @ a540)) <= (( (c3_1 @ a540)))),
% 17.16/3.08      inference('split', [status(esa)], [zip_derived_cl58])).
% 17.16/3.08  thf(zip_derived_cl1047, plain,
% 17.16/3.08      (((~ (c0_1 @ a540) |  (c2_1 @ a540)))
% 17.16/3.08         <= (( (c3_1 @ a540)) & 
% 17.16/3.08             (![X0 : $i]: (~ (c3_1 @ X0) |  (c2_1 @ X0) | ~ (c0_1 @ X0))))),
% 17.16/3.08      inference('s_sup+', [status(thm)], [zip_derived_cl541, zip_derived_cl319])).
% 17.16/3.08  thf(zip_derived_cl3418, plain, (( (c2_1 @ a540)) <= (( (c2_1 @ a540)))),
% 17.16/3.08      inference('split', [status(esa)], [zip_derived_cl1047])).
% 17.16/3.08  thf(zip_derived_cl521, plain,
% 17.16/3.08      ((![X0 : $i]: (~ (c2_1 @ X0) |  (c0_1 @ X0) | ~ (c1_1 @ X0)))
% 17.16/3.08         <= ((![X0 : $i]: (~ (c2_1 @ X0) |  (c0_1 @ X0) | ~ (c1_1 @ X0))))),
% 17.16/3.08      inference('split', [status(esa)], [zip_derived_cl147])).
% 17.16/3.08  thf(zip_derived_cl3421, plain,
% 17.16/3.08      ((( (c0_1 @ a540) | ~ (c1_1 @ a540)))
% 17.16/3.08         <= ((![X0 : $i]: (~ (c2_1 @ X0) |  (c0_1 @ X0) | ~ (c1_1 @ X0))) & 
% 17.16/3.08             ( (c2_1 @ a540)))),
% 17.16/3.08      inference('s_sup-', [status(thm)],
% 17.16/3.08                [zip_derived_cl3418, zip_derived_cl521])).
% 17.16/3.08  thf('16', plain,
% 17.16/3.08      (~ ( (c2_1 @ a540)) | 
% 17.16/3.08       ~ (![X0 : $i]: (~ (c2_1 @ X0) |  (c0_1 @ X0) | ~ (c1_1 @ X0))) | 
% 17.16/3.08       ~ ( (c1_1 @ a540)) | ( (c0_1 @ a540))),
% 17.16/3.08      inference('split', [status(esa)], [zip_derived_cl3421])).
% 17.16/3.08  thf(zip_derived_cl633, plain,
% 17.16/3.08      ((![X1 : $i]: ( (c3_1 @ X1) | ~ (c1_1 @ X1) | ~ (c2_1 @ X1)))
% 17.16/3.08         <= ((![X1 : $i]: ( (c3_1 @ X1) | ~ (c1_1 @ X1) | ~ (c2_1 @ X1))))),
% 17.16/3.08      inference('split', [status(esa)], [zip_derived_cl175])).
% 17.16/3.08  thf(clause112, conjecture, (~( ( ~( hskp13 ) ) | ( ~( c3_1 @ a520 ) ) ))).
% 17.16/3.08  thf(zf_stmt_21, negated_conjecture, (( ~( hskp13 ) ) | ( ~( c3_1 @ a520 ) )),
% 17.16/3.08    inference('cnf.neg', [status(esa)], [clause112])).
% 17.16/3.08  thf(zip_derived_cl111, plain, ((~ (hskp13) | ~ (c3_1 @ a520))),
% 17.16/3.08      inference('cnf', [status(esa)], [zf_stmt_21])).
% 17.16/3.08  thf(zip_derived_cl425, plain, ((~ (c3_1 @ a520)) <= (~ ( (c3_1 @ a520)))),
% 17.16/3.08      inference('split', [status(esa)], [zip_derived_cl111])).
% 17.16/3.08  thf(zip_derived_cl1634, plain,
% 17.16/3.08      (((~ (c2_1 @ a520) | ~ (c1_1 @ a520)))
% 17.16/3.08         <= (~ ( (c3_1 @ a520)) & 
% 17.16/3.08             (![X1 : $i]: ( (c3_1 @ X1) | ~ (c1_1 @ X1) | ~ (c2_1 @ X1))))),
% 17.16/3.08      inference('s_sup-', [status(thm)], [zip_derived_cl633, zip_derived_cl425])).
% 17.16/3.08  thf('17', plain,
% 17.16/3.08      (~ (![X1 : $i]: ( (c3_1 @ X1) | ~ (c1_1 @ X1) | ~ (c2_1 @ X1))) | 
% 17.16/3.08       ~ ( (c1_1 @ a520)) | ( (c3_1 @ a520)) | ~ ( (c2_1 @ a520))),
% 17.16/3.08      inference('split', [status(esa)], [zip_derived_cl1634])).
% 17.16/3.08  thf(clause142, conjecture,
% 17.16/3.08    (~( ( hskp8 ) | ( hskp12 ) | ( c2_1 @ U ) | ( c0_1 @ U ) | 
% 17.16/3.08        ( ~( ndr1_0 ) ) | ( ~( c1_1 @ U ) ) ))).
% 17.16/3.08  thf(zf_stmt_22, negated_conjecture,
% 17.16/3.08    (( hskp8 ) | ( hskp12 ) | ( c2_1 @ U ) | ( c0_1 @ U ) | ( ~( ndr1_0 ) ) | 
% 17.16/3.08     ( ~( c1_1 @ U ) )),
% 17.16/3.08    inference('cnf.neg', [status(esa)], [clause142])).
% 17.16/3.08  thf(zip_derived_cl141, plain,
% 17.16/3.08      (![X0 : $i]:
% 17.16/3.08         ( (hskp8)
% 17.16/3.08          |  (hskp12)
% 17.16/3.08          |  (c2_1 @ X0)
% 17.16/3.08          |  (c0_1 @ X0)
% 17.16/3.08          | ~ (ndr1_0)
% 17.16/3.08          | ~ (c1_1 @ X0))),
% 17.16/3.08      inference('cnf', [status(esa)], [zf_stmt_22])).
% 17.16/3.08  thf('18', plain,
% 17.16/3.08      (( (hskp8)) | ( (hskp12)) | 
% 17.16/3.08       (![X0 : $i]: ( (c2_1 @ X0) |  (c0_1 @ X0) | ~ (c1_1 @ X0))) | 
% 17.16/3.08       ~ ( (ndr1_0))),
% 17.16/3.08      inference('split', [status(esa)], [zip_derived_cl141])).
% 17.16/3.08  thf(zip_derived_cl319, plain, (( (c3_1 @ a540)) <= (( (c3_1 @ a540)))),
% 17.16/3.08      inference('split', [status(esa)], [zip_derived_cl58])).
% 17.16/3.08  thf(zip_derived_cl557, plain,
% 17.16/3.08      ((![X0 : $i]: (~ (c3_1 @ X0) | ~ (c2_1 @ X0) | ~ (c1_1 @ X0)))
% 17.16/3.08         <= ((![X0 : $i]: (~ (c3_1 @ X0) | ~ (c2_1 @ X0) | ~ (c1_1 @ X0))))),
% 17.16/3.08      inference('split', [status(esa)], [zip_derived_cl156])).
% 17.16/3.08  thf(zip_derived_cl833, plain,
% 17.16/3.08      (((~ (c2_1 @ a540) | ~ (c1_1 @ a540)))
% 17.16/3.08         <= (( (c3_1 @ a540)) & 
% 17.16/3.08             (![X0 : $i]: (~ (c3_1 @ X0) | ~ (c2_1 @ X0) | ~ (c1_1 @ X0))))),
% 17.16/3.08      inference('s_sup-', [status(thm)], [zip_derived_cl319, zip_derived_cl557])).
% 17.16/3.08  thf('19', plain,
% 17.16/3.08      (~ ( (c2_1 @ a540)) | ~ ( (c1_1 @ a540)) | 
% 17.16/3.08       ~ (![X0 : $i]: (~ (c3_1 @ X0) | ~ (c2_1 @ X0) | ~ (c1_1 @ X0))) | 
% 17.16/3.08       ~ ( (c3_1 @ a540))),
% 17.16/3.08      inference('split', [status(esa)], [zip_derived_cl833])).
% 17.16/3.08  thf(clause71, conjecture, (~( ( c2_1 @ a520 ) | ( ~( hskp13 ) ) ))).
% 17.16/3.08  thf(zf_stmt_23, negated_conjecture, (( c2_1 @ a520 ) | ( ~( hskp13 ) )),
% 17.16/3.08    inference('cnf.neg', [status(esa)], [clause71])).
% 17.16/3.08  thf(zip_derived_cl70, plain, (( (c2_1 @ a520) | ~ (hskp13))),
% 17.16/3.08      inference('cnf', [status(esa)], [zf_stmt_23])).
% 17.16/3.08  thf(zip_derived_cl343, plain, (( (c2_1 @ a520)) <= (( (c2_1 @ a520)))),
% 17.16/3.08      inference('split', [status(esa)], [zip_derived_cl70])).
% 17.16/3.08  thf(clause156, conjecture,
% 17.16/3.08    (~( ( hskp8 ) | ( hskp12 ) | ( ~( ndr1_0 ) ) | ( ~( c2_1 @ U ) ) | 
% 17.16/3.08        ( ~( c1_1 @ U ) ) | ( ~( c0_1 @ U ) ) ))).
% 17.16/3.08  thf(zf_stmt_24, negated_conjecture,
% 17.16/3.08    (( hskp8 ) | ( hskp12 ) | ( ~( ndr1_0 ) ) | ( ~( c2_1 @ U ) ) | 
% 17.16/3.08     ( ~( c1_1 @ U ) ) | ( ~( c0_1 @ U ) )),
% 17.16/3.08    inference('cnf.neg', [status(esa)], [clause156])).
% 17.16/3.08  thf(zip_derived_cl155, plain,
% 17.16/3.08      (![X0 : $i]:
% 17.16/3.08         ( (hskp8)
% 17.16/3.08          |  (hskp12)
% 17.16/3.08          | ~ (ndr1_0)
% 17.16/3.08          | ~ (c2_1 @ X0)
% 17.16/3.08          | ~ (c1_1 @ X0)
% 17.16/3.08          | ~ (c0_1 @ X0))),
% 17.16/3.08      inference('cnf', [status(esa)], [zf_stmt_24])).
% 17.16/3.08  thf(zip_derived_cl553, plain,
% 17.16/3.08      ((![X0 : $i]: (~ (c2_1 @ X0) | ~ (c0_1 @ X0) | ~ (c1_1 @ X0)))
% 17.16/3.08         <= ((![X0 : $i]: (~ (c2_1 @ X0) | ~ (c0_1 @ X0) | ~ (c1_1 @ X0))))),
% 17.16/3.08      inference('split', [status(esa)], [zip_derived_cl155])).
% 17.16/3.08  thf(zip_derived_cl873, plain,
% 17.16/3.08      (((~ (c0_1 @ a520) | ~ (c1_1 @ a520)))
% 17.16/3.08         <= (( (c2_1 @ a520)) & 
% 17.16/3.08             (![X0 : $i]: (~ (c2_1 @ X0) | ~ (c0_1 @ X0) | ~ (c1_1 @ X0))))),
% 17.16/3.08      inference('s_sup-', [status(thm)], [zip_derived_cl343, zip_derived_cl553])).
% 17.16/3.08  thf('20', plain,
% 17.16/3.08      (~ ( (c1_1 @ a520)) | ~ ( (c2_1 @ a520)) | 
% 17.16/3.08       ~ (![X0 : $i]: (~ (c2_1 @ X0) | ~ (c0_1 @ X0) | ~ (c1_1 @ X0))) | 
% 17.16/3.08       ~ ( (c0_1 @ a520))),
% 17.16/3.08      inference('split', [status(esa)], [zip_derived_cl873])).
% 17.16/3.08  thf(clause185, conjecture,
% 17.16/3.08    (~( ( hskp24 ) | ( c2_1 @ V ) | ( c3_1 @ U ) | ( ~( c3_1 @ V ) ) | 
% 17.16/3.08        ( ~( c0_1 @ V ) ) | ( ~( ndr1_0 ) ) | ( ~( c2_1 @ U ) ) | 
% 17.16/3.08        ( ~( c0_1 @ U ) ) ))).
% 17.16/3.08  thf(zf_stmt_25, negated_conjecture,
% 17.16/3.08    (( hskp24 ) | ( c2_1 @ V ) | ( c3_1 @ U ) | ( ~( c3_1 @ V ) ) | 
% 17.16/3.08     ( ~( c0_1 @ V ) ) | ( ~( ndr1_0 ) ) | ( ~( c2_1 @ U ) ) | 
% 17.16/3.08     ( ~( c0_1 @ U ) )),
% 17.16/3.08    inference('cnf.neg', [status(esa)], [clause185])).
% 17.16/3.08  thf(zip_derived_cl184, plain,
% 17.16/3.08      (![X0 : $i, X1 : $i]:
% 17.16/3.08         ( (hskp24)
% 17.16/3.08          |  (c2_1 @ X0)
% 17.16/3.08          |  (c3_1 @ X1)
% 17.16/3.08          | ~ (c3_1 @ X0)
% 17.16/3.08          | ~ (c0_1 @ X0)
% 17.16/3.08          | ~ (ndr1_0)
% 17.16/3.08          | ~ (c2_1 @ X1)
% 17.16/3.08          | ~ (c0_1 @ X1))),
% 17.16/3.08      inference('cnf', [status(esa)], [zf_stmt_25])).
% 17.16/3.08  thf('21', plain,
% 17.16/3.08      ((![X0 : $i]: (~ (c3_1 @ X0) |  (c2_1 @ X0) | ~ (c0_1 @ X0))) | 
% 17.16/3.08       ( (hskp24)) | 
% 17.16/3.08       (![X1 : $i]: ( (c3_1 @ X1) | ~ (c2_1 @ X1) | ~ (c0_1 @ X1))) | 
% 17.16/3.08       ~ ( (ndr1_0))),
% 17.16/3.08      inference('split', [status(esa)], [zip_derived_cl184])).
% 17.16/3.08  thf(clause55, conjecture, (~( ( c0_1 @ a554 ) | ( ~( hskp24 ) ) ))).
% 17.16/3.08  thf(zf_stmt_26, negated_conjecture, (( c0_1 @ a554 ) | ( ~( hskp24 ) )),
% 17.16/3.08    inference('cnf.neg', [status(esa)], [clause55])).
% 17.16/3.08  thf(zip_derived_cl54, plain, (( (c0_1 @ a554) | ~ (hskp24))),
% 17.16/3.08      inference('cnf', [status(esa)], [zf_stmt_26])).
% 17.16/3.08  thf('22', plain, (( (c0_1 @ a554)) | ~ ( (hskp24))),
% 17.16/3.08      inference('split', [status(esa)], [zip_derived_cl54])).
% 17.16/3.08  thf(clause94, conjecture, (~( ( ~( hskp24 ) ) | ( ~( c2_1 @ a554 ) ) ))).
% 17.16/3.08  thf(zf_stmt_27, negated_conjecture, (( ~( hskp24 ) ) | ( ~( c2_1 @ a554 ) )),
% 17.16/3.08    inference('cnf.neg', [status(esa)], [clause94])).
% 17.16/3.08  thf(zip_derived_cl93, plain, ((~ (hskp24) | ~ (c2_1 @ a554))),
% 17.16/3.08      inference('cnf', [status(esa)], [zf_stmt_27])).
% 17.16/3.08  thf('23', plain, (~ ( (c2_1 @ a554)) | ~ ( (hskp24))),
% 17.16/3.08      inference('split', [status(esa)], [zip_derived_cl93])).
% 17.16/3.08  thf(clause95, conjecture, (~( ( ~( hskp24 ) ) | ( ~( c3_1 @ a554 ) ) ))).
% 17.16/3.08  thf(zf_stmt_28, negated_conjecture, (( ~( hskp24 ) ) | ( ~( c3_1 @ a554 ) )),
% 17.16/3.08    inference('cnf.neg', [status(esa)], [clause95])).
% 17.16/3.08  thf(zip_derived_cl94, plain, ((~ (hskp24) | ~ (c3_1 @ a554))),
% 17.16/3.08      inference('cnf', [status(esa)], [zf_stmt_28])).
% 17.16/3.08  thf('24', plain, (~ ( (c3_1 @ a554)) | ~ ( (hskp24))),
% 17.16/3.08      inference('split', [status(esa)], [zip_derived_cl94])).
% 17.16/3.08  thf(clause165, conjecture,
% 17.16/3.08    (~( ( hskp22 ) | ( c3_1 @ V ) | ( c1_1 @ V ) | ( c3_1 @ U ) | 
% 17.16/3.08        ( c2_1 @ U ) | ( ~( c0_1 @ V ) ) | ( ~( ndr1_0 ) ) | ( ~( c0_1 @ U ) ) ))).
% 17.16/3.08  thf(zf_stmt_29, negated_conjecture,
% 17.16/3.08    (( hskp22 ) | ( c3_1 @ V ) | ( c1_1 @ V ) | ( c3_1 @ U ) | ( c2_1 @ U ) | 
% 17.16/3.08     ( ~( c0_1 @ V ) ) | ( ~( ndr1_0 ) ) | ( ~( c0_1 @ U ) )),
% 17.16/3.08    inference('cnf.neg', [status(esa)], [clause165])).
% 17.16/3.08  thf(zip_derived_cl164, plain,
% 17.16/3.08      (![X0 : $i, X1 : $i]:
% 17.16/3.08         ( (hskp22)
% 17.16/3.08          |  (c3_1 @ X0)
% 17.16/3.08          |  (c1_1 @ X0)
% 17.16/3.08          |  (c3_1 @ X1)
% 17.16/3.08          |  (c2_1 @ X1)
% 17.16/3.08          | ~ (c0_1 @ X0)
% 17.16/3.08          | ~ (ndr1_0)
% 17.16/3.08          | ~ (c0_1 @ X1))),
% 17.16/3.08      inference('cnf', [status(esa)], [zf_stmt_29])).
% 17.16/3.08  thf(zip_derived_cl589, plain,
% 17.16/3.08      ((![X1 : $i]: ( (c3_1 @ X1) |  (c2_1 @ X1) | ~ (c0_1 @ X1)))
% 17.16/3.08         <= ((![X1 : $i]: ( (c3_1 @ X1) |  (c2_1 @ X1) | ~ (c0_1 @ X1))))),
% 17.16/3.08      inference('split', [status(esa)], [zip_derived_cl164])).
% 17.16/3.08  thf(zip_derived_cl391, plain, ((~ (c3_1 @ a554)) <= (~ ( (c3_1 @ a554)))),
% 17.16/3.08      inference('split', [status(esa)], [zip_derived_cl94])).
% 17.16/3.08  thf(zip_derived_cl2068, plain,
% 17.16/3.08      (((~ (c0_1 @ a554) |  (c2_1 @ a554)))
% 17.16/3.08         <= (~ ( (c3_1 @ a554)) & 
% 17.16/3.08             (![X1 : $i]: ( (c3_1 @ X1) |  (c2_1 @ X1) | ~ (c0_1 @ X1))))),
% 17.16/3.08      inference('s_sup-', [status(thm)], [zip_derived_cl589, zip_derived_cl391])).
% 17.16/3.08  thf('25', plain,
% 17.16/3.08      (~ ( (c0_1 @ a554)) | ( (c2_1 @ a554)) | 
% 17.16/3.08       ~ (![X1 : $i]: ( (c3_1 @ X1) |  (c2_1 @ X1) | ~ (c0_1 @ X1))) | 
% 17.16/3.08       ( (c3_1 @ a554))),
% 17.16/3.08      inference('split', [status(esa)], [zip_derived_cl2068])).
% 17.16/3.08  thf(zip_derived_cl589, plain,
% 17.16/3.08      ((![X1 : $i]: ( (c3_1 @ X1) |  (c2_1 @ X1) | ~ (c0_1 @ X1)))
% 17.16/3.08         <= ((![X1 : $i]: ( (c3_1 @ X1) |  (c2_1 @ X1) | ~ (c0_1 @ X1))))),
% 17.16/3.08      inference('split', [status(esa)], [zip_derived_cl164])).
% 17.16/3.08  thf(zip_derived_cl541, plain,
% 17.16/3.08      ((![X0 : $i]: (~ (c3_1 @ X0) |  (c2_1 @ X0) | ~ (c0_1 @ X0)))
% 17.16/3.08         <= ((![X0 : $i]: (~ (c3_1 @ X0) |  (c2_1 @ X0) | ~ (c0_1 @ X0))))),
% 17.16/3.08      inference('split', [status(esa)], [zip_derived_cl152])).
% 17.16/3.08  thf(zip_derived_cl2058, plain,
% 17.16/3.08      ((![X0 : $i]:
% 17.16/3.08          (~ (c0_1 @ X0) |  (c2_1 @ X0) |  (c2_1 @ X0) | ~ (c0_1 @ X0)))
% 17.16/3.08         <= ((![X0 : $i]: (~ (c3_1 @ X0) |  (c2_1 @ X0) | ~ (c0_1 @ X0))) & 
% 17.16/3.08             (![X1 : $i]: ( (c3_1 @ X1) |  (c2_1 @ X1) | ~ (c0_1 @ X1))))),
% 17.16/3.08      inference('s_sup-', [status(thm)], [zip_derived_cl589, zip_derived_cl541])).
% 17.16/3.08  thf(zip_derived_cl2087, plain,
% 17.16/3.08      ((![X0 : $i]: ( (c2_1 @ X0) | ~ (c0_1 @ X0)))
% 17.16/3.08         <= ((![X0 : $i]: (~ (c3_1 @ X0) |  (c2_1 @ X0) | ~ (c0_1 @ X0))) & 
% 17.16/3.08             (![X1 : $i]: ( (c3_1 @ X1) |  (c2_1 @ X1) | ~ (c0_1 @ X1))))),
% 17.16/3.08      inference('simplify', [status(thm)], [zip_derived_cl2058])).
% 17.16/3.08  thf(clause115, conjecture, (~( ( ~( hskp11 ) ) | ( ~( c2_1 @ a510 ) ) ))).
% 17.16/3.08  thf(zf_stmt_30, negated_conjecture, (( ~( hskp11 ) ) | ( ~( c2_1 @ a510 ) )),
% 17.16/3.08    inference('cnf.neg', [status(esa)], [clause115])).
% 17.16/3.08  thf(zip_derived_cl114, plain, ((~ (hskp11) | ~ (c2_1 @ a510))),
% 17.16/3.08      inference('cnf', [status(esa)], [zf_stmt_30])).
% 17.16/3.08  thf(zip_derived_cl431, plain, ((~ (c2_1 @ a510)) <= (~ ( (c2_1 @ a510)))),
% 17.16/3.08      inference('split', [status(esa)], [zip_derived_cl114])).
% 17.16/3.08  thf(zip_derived_cl2973, plain,
% 17.16/3.08      ((~ (c0_1 @ a510))
% 17.16/3.08         <= (~ ( (c2_1 @ a510)) & 
% 17.16/3.08             (![X0 : $i]: (~ (c3_1 @ X0) |  (c2_1 @ X0) | ~ (c0_1 @ X0))) & 
% 17.16/3.08             (![X1 : $i]: ( (c3_1 @ X1) |  (c2_1 @ X1) | ~ (c0_1 @ X1))))),
% 17.16/3.08      inference('s_sup-', [status(thm)],
% 17.16/3.08                [zip_derived_cl2087, zip_derived_cl431])).
% 17.16/3.08  thf(clause74, conjecture, (~( ( c0_1 @ a510 ) | ( ~( hskp11 ) ) ))).
% 17.16/3.08  thf(zf_stmt_31, negated_conjecture, (( c0_1 @ a510 ) | ( ~( hskp11 ) )),
% 17.16/3.08    inference('cnf.neg', [status(esa)], [clause74])).
% 17.16/3.08  thf(zip_derived_cl73, plain, (( (c0_1 @ a510) | ~ (hskp11))),
% 17.16/3.08      inference('cnf', [status(esa)], [zf_stmt_31])).
% 17.16/3.08  thf(zip_derived_cl349, plain, (( (c0_1 @ a510)) <= (( (c0_1 @ a510)))),
% 17.16/3.08      inference('split', [status(esa)], [zip_derived_cl73])).
% 17.16/3.08  thf('26', plain,
% 17.16/3.08      (~ ( (c0_1 @ a510)) | ( (c2_1 @ a510)) | 
% 17.16/3.08       ~ (![X1 : $i]: ( (c3_1 @ X1) |  (c2_1 @ X1) | ~ (c0_1 @ X1))) | 
% 17.16/3.08       ~ (![X0 : $i]: (~ (c3_1 @ X0) |  (c2_1 @ X0) | ~ (c0_1 @ X0)))),
% 17.16/3.08      inference('s_sup+', [status(thm)],
% 17.16/3.08                [zip_derived_cl2973, zip_derived_cl349])).
% 17.16/3.08  thf(zip_derived_cl549, plain,
% 17.16/3.08      ((![X0 : $i]: ( (c3_1 @ X0) | ~ (c0_1 @ X0) | ~ (c1_1 @ X0)))
% 17.16/3.08         <= ((![X0 : $i]: ( (c3_1 @ X0) | ~ (c0_1 @ X0) | ~ (c1_1 @ X0))))),
% 17.16/3.08      inference('split', [status(esa)], [zip_derived_cl154])).
% 17.16/3.08  thf(zip_derived_cl425, plain, ((~ (c3_1 @ a520)) <= (~ ( (c3_1 @ a520)))),
% 17.16/3.08      inference('split', [status(esa)], [zip_derived_cl111])).
% 17.16/3.08  thf(zip_derived_cl1506, plain,
% 17.16/3.08      (((~ (c1_1 @ a520) | ~ (c0_1 @ a520)))
% 17.16/3.08         <= (~ ( (c3_1 @ a520)) & 
% 17.16/3.08             (![X0 : $i]: ( (c3_1 @ X0) | ~ (c0_1 @ X0) | ~ (c1_1 @ X0))))),
% 17.16/3.08      inference('s_sup-', [status(thm)], [zip_derived_cl549, zip_derived_cl425])).
% 17.16/3.08  thf('27', plain,
% 17.16/3.08      (~ ( (c1_1 @ a520)) | ( (c3_1 @ a520)) | 
% 17.16/3.08       ~ (![X0 : $i]: ( (c3_1 @ X0) | ~ (c0_1 @ X0) | ~ (c1_1 @ X0))) | 
% 17.16/3.08       ~ ( (c0_1 @ a520))),
% 17.16/3.08      inference('split', [status(esa)], [zip_derived_cl1506])).
% 17.16/3.08  thf(clause145, conjecture,
% 17.16/3.08    (~( ( hskp4 ) | ( hskp31 ) | ( c3_1 @ U ) | ( c1_1 @ U ) | 
% 17.16/3.08        ( ~( ndr1_0 ) ) | ( ~( c0_1 @ U ) ) ))).
% 17.16/3.08  thf(zf_stmt_32, negated_conjecture,
% 17.16/3.08    (( hskp4 ) | ( hskp31 ) | ( c3_1 @ U ) | ( c1_1 @ U ) | ( ~( ndr1_0 ) ) | 
% 17.16/3.08     ( ~( c0_1 @ U ) )),
% 17.16/3.08    inference('cnf.neg', [status(esa)], [clause145])).
% 17.16/3.08  thf(zip_derived_cl144, plain,
% 17.16/3.08      (![X0 : $i]:
% 17.16/3.08         ( (hskp4)
% 17.16/3.08          |  (hskp31)
% 17.16/3.08          |  (c3_1 @ X0)
% 17.16/3.08          |  (c1_1 @ X0)
% 17.16/3.08          | ~ (ndr1_0)
% 17.16/3.08          | ~ (c0_1 @ X0))),
% 17.16/3.08      inference('cnf', [status(esa)], [zf_stmt_32])).
% 17.16/3.08  thf(zip_derived_cl509, plain,
% 17.16/3.08      ((![X0 : $i]: ( (c3_1 @ X0) | ~ (c0_1 @ X0) |  (c1_1 @ X0)))
% 17.16/3.08         <= ((![X0 : $i]: ( (c3_1 @ X0) | ~ (c0_1 @ X0) |  (c1_1 @ X0))))),
% 17.16/3.08      inference('split', [status(esa)], [zip_derived_cl144])).
% 17.16/3.08  thf(zip_derived_cl425, plain, ((~ (c3_1 @ a520)) <= (~ ( (c3_1 @ a520)))),
% 17.16/3.08      inference('split', [status(esa)], [zip_derived_cl111])).
% 17.16/3.08  thf(zip_derived_cl1677, plain,
% 17.16/3.08      ((( (c1_1 @ a520) | ~ (c0_1 @ a520)))
% 17.16/3.08         <= (~ ( (c3_1 @ a520)) & 
% 17.16/3.08             (![X0 : $i]: ( (c3_1 @ X0) | ~ (c0_1 @ X0) |  (c1_1 @ X0))))),
% 17.16/3.08      inference('s_sup-', [status(thm)], [zip_derived_cl509, zip_derived_cl425])).
% 17.16/3.08  thf('28', plain,
% 17.16/3.08      (( (c1_1 @ a520)) | ~ ( (c0_1 @ a520)) | 
% 17.16/3.08       ~ (![X0 : $i]: ( (c3_1 @ X0) | ~ (c0_1 @ X0) |  (c1_1 @ X0))) | 
% 17.16/3.08       ( (c3_1 @ a520))),
% 17.16/3.08      inference('split', [status(esa)], [zip_derived_cl1677])).
% 17.16/3.08  thf(zip_derived_cl521, plain,
% 17.16/3.08      ((![X0 : $i]: (~ (c2_1 @ X0) |  (c0_1 @ X0) | ~ (c1_1 @ X0)))
% 17.16/3.08         <= ((![X0 : $i]: (~ (c2_1 @ X0) |  (c0_1 @ X0) | ~ (c1_1 @ X0))))),
% 17.16/3.08      inference('split', [status(esa)], [zip_derived_cl147])).
% 17.16/3.08  thf(clause141, conjecture,
% 17.16/3.08    (~( ( hskp4 ) | ( hskp30 ) | ( c2_1 @ U ) | ( c0_1 @ U ) | 
% 17.16/3.08        ( ~( ndr1_0 ) ) | ( ~( c1_1 @ U ) ) ))).
% 17.16/3.08  thf(zf_stmt_33, negated_conjecture,
% 17.16/3.08    (( hskp4 ) | ( hskp30 ) | ( c2_1 @ U ) | ( c0_1 @ U ) | ( ~( ndr1_0 ) ) | 
% 17.16/3.08     ( ~( c1_1 @ U ) )),
% 17.16/3.08    inference('cnf.neg', [status(esa)], [clause141])).
% 17.16/3.08  thf(zip_derived_cl140, plain,
% 17.16/3.08      (![X0 : $i]:
% 17.16/3.08         ( (hskp4)
% 17.16/3.08          |  (hskp30)
% 17.16/3.08          |  (c2_1 @ X0)
% 17.16/3.08          |  (c0_1 @ X0)
% 17.16/3.08          | ~ (ndr1_0)
% 17.16/3.08          | ~ (c1_1 @ X0))),
% 17.16/3.08      inference('cnf', [status(esa)], [zf_stmt_33])).
% 17.16/3.08  thf(zip_derived_cl493, plain,
% 17.16/3.08      ((![X0 : $i]: ( (c2_1 @ X0) |  (c0_1 @ X0) | ~ (c1_1 @ X0)))
% 17.16/3.08         <= ((![X0 : $i]: ( (c2_1 @ X0) |  (c0_1 @ X0) | ~ (c1_1 @ X0))))),
% 17.16/3.08      inference('split', [status(esa)], [zip_derived_cl140])).
% 17.16/3.08  thf(zip_derived_cl1352, plain,
% 17.16/3.08      ((![X0 : $i]:
% 17.16/3.08          (~ (c1_1 @ X0) |  (c0_1 @ X0) |  (c0_1 @ X0) | ~ (c1_1 @ X0)))
% 17.16/3.08         <= ((![X0 : $i]: ( (c2_1 @ X0) |  (c0_1 @ X0) | ~ (c1_1 @ X0))) & 
% 17.16/3.08             (![X0 : $i]: (~ (c2_1 @ X0) |  (c0_1 @ X0) | ~ (c1_1 @ X0))))),
% 17.16/3.08      inference('s_sup+', [status(thm)], [zip_derived_cl521, zip_derived_cl493])).
% 17.16/3.08  thf(zip_derived_cl1363, plain,
% 17.16/3.08      ((![X0 : $i]: ( (c0_1 @ X0) | ~ (c1_1 @ X0)))
% 17.16/3.08         <= ((![X0 : $i]: ( (c2_1 @ X0) |  (c0_1 @ X0) | ~ (c1_1 @ X0))) & 
% 17.16/3.08             (![X0 : $i]: (~ (c2_1 @ X0) |  (c0_1 @ X0) | ~ (c1_1 @ X0))))),
% 17.16/3.08      inference('simplify', [status(thm)], [zip_derived_cl1352])).
% 17.16/3.08  thf(clause72, conjecture, (~( ( c1_1 @ a514 ) | ( ~( hskp12 ) ) ))).
% 17.16/3.08  thf(zf_stmt_34, negated_conjecture, (( c1_1 @ a514 ) | ( ~( hskp12 ) )),
% 17.16/3.08    inference('cnf.neg', [status(esa)], [clause72])).
% 17.16/3.08  thf(zip_derived_cl71, plain, (( (c1_1 @ a514) | ~ (hskp12))),
% 17.16/3.08      inference('cnf', [status(esa)], [zf_stmt_34])).
% 17.16/3.08  thf(zip_derived_cl345, plain, (( (c1_1 @ a514)) <= (( (c1_1 @ a514)))),
% 17.16/3.08      inference('split', [status(esa)], [zip_derived_cl71])).
% 17.16/3.08  thf(zip_derived_cl2455, plain,
% 17.16/3.08      (( (c0_1 @ a514))
% 17.16/3.08         <= (( (c1_1 @ a514)) & 
% 17.16/3.08             (![X0 : $i]: ( (c2_1 @ X0) |  (c0_1 @ X0) | ~ (c1_1 @ X0))) & 
% 17.16/3.08             (![X0 : $i]: (~ (c2_1 @ X0) |  (c0_1 @ X0) | ~ (c1_1 @ X0))))),
% 17.16/3.08      inference('s_sup+', [status(thm)],
% 17.16/3.08                [zip_derived_cl1363, zip_derived_cl345])).
% 17.16/3.08  thf(clause73, conjecture, (~( ( c3_1 @ a514 ) | ( ~( hskp12 ) ) ))).
% 17.16/3.08  thf(zf_stmt_35, negated_conjecture, (( c3_1 @ a514 ) | ( ~( hskp12 ) )),
% 17.16/3.08    inference('cnf.neg', [status(esa)], [clause73])).
% 17.16/3.08  thf(zip_derived_cl72, plain, (( (c3_1 @ a514) | ~ (hskp12))),
% 17.16/3.08      inference('cnf', [status(esa)], [zf_stmt_35])).
% 17.16/3.08  thf(zip_derived_cl347, plain, (( (c3_1 @ a514)) <= (( (c3_1 @ a514)))),
% 17.16/3.08      inference('split', [status(esa)], [zip_derived_cl72])).
% 17.16/3.08  thf(clause188, conjecture,
% 17.16/3.08    (~( ( hskp2 ) | ( c3_1 @ V ) | ( ~( c1_1 @ V ) ) | ( ~( c0_1 @ V ) ) | 
% 17.16/3.08        ( ~( ndr1_0 ) ) | ( ~( c3_1 @ U ) ) | ( ~( c2_1 @ U ) ) | 
% 17.16/3.08        ( ~( c0_1 @ U ) ) ))).
% 17.16/3.08  thf(zf_stmt_36, negated_conjecture,
% 17.16/3.08    (( hskp2 ) | ( c3_1 @ V ) | ( ~( c1_1 @ V ) ) | ( ~( c0_1 @ V ) ) | 
% 17.16/3.08     ( ~( ndr1_0 ) ) | ( ~( c3_1 @ U ) ) | ( ~( c2_1 @ U ) ) | 
% 17.16/3.08     ( ~( c0_1 @ U ) )),
% 17.16/3.08    inference('cnf.neg', [status(esa)], [clause188])).
% 17.16/3.08  thf(zip_derived_cl187, plain,
% 17.16/3.08      (![X0 : $i, X1 : $i]:
% 17.16/3.08         ( (hskp2)
% 17.16/3.08          |  (c3_1 @ X0)
% 17.16/3.08          | ~ (c1_1 @ X0)
% 17.16/3.08          | ~ (c0_1 @ X0)
% 17.16/3.08          | ~ (ndr1_0)
% 17.16/3.08          | ~ (c3_1 @ X1)
% 17.16/3.08          | ~ (c2_1 @ X1)
% 17.16/3.08          | ~ (c0_1 @ X1))),
% 17.16/3.08      inference('cnf', [status(esa)], [zf_stmt_36])).
% 17.16/3.08  thf(zip_derived_cl681, plain,
% 17.16/3.08      ((![X1 : $i]: (~ (c3_1 @ X1) | ~ (c2_1 @ X1) | ~ (c0_1 @ X1)))
% 17.16/3.08         <= ((![X1 : $i]: (~ (c3_1 @ X1) | ~ (c2_1 @ X1) | ~ (c0_1 @ X1))))),
% 17.16/3.08      inference('split', [status(esa)], [zip_derived_cl187])).
% 17.16/3.08  thf(zip_derived_cl878, plain,
% 17.16/3.08      (((~ (c2_1 @ a514) | ~ (c0_1 @ a514)))
% 17.16/3.08         <= (( (c3_1 @ a514)) & 
% 17.16/3.08             (![X1 : $i]: (~ (c3_1 @ X1) | ~ (c2_1 @ X1) | ~ (c0_1 @ X1))))),
% 17.16/3.08      inference('s_sup-', [status(thm)], [zip_derived_cl347, zip_derived_cl681])).
% 17.16/3.08  thf(zip_derived_cl1009, plain, ((~ (c0_1 @ a514)) <= (~ ( (c0_1 @ a514)))),
% 17.16/3.08      inference('split', [status(esa)], [zip_derived_cl878])).
% 17.16/3.08  thf('29', plain,
% 17.16/3.08      (~ ( (c1_1 @ a514)) | 
% 17.16/3.08       ~ (![X0 : $i]: (~ (c2_1 @ X0) |  (c0_1 @ X0) | ~ (c1_1 @ X0))) | 
% 17.16/3.08       ~ (![X0 : $i]: ( (c2_1 @ X0) |  (c0_1 @ X0) | ~ (c1_1 @ X0))) | 
% 17.16/3.08       ( (c0_1 @ a514))),
% 17.16/3.08      inference('s_sup-', [status(thm)],
% 17.16/3.08                [zip_derived_cl2455, zip_derived_cl1009])).
% 17.16/3.08  thf(clause56, conjecture, (~( ( c0_1 @ a541 ) | ( ~( hskp23 ) ) ))).
% 17.16/3.08  thf(zf_stmt_37, negated_conjecture, (( c0_1 @ a541 ) | ( ~( hskp23 ) )),
% 17.16/3.08    inference('cnf.neg', [status(esa)], [clause56])).
% 17.16/3.08  thf(zip_derived_cl55, plain, (( (c0_1 @ a541) | ~ (hskp23))),
% 17.16/3.08      inference('cnf', [status(esa)], [zf_stmt_37])).
% 17.16/3.08  thf('30', plain, (( (c0_1 @ a541)) | ~ ( (hskp23))),
% 17.16/3.08      inference('split', [status(esa)], [zip_derived_cl55])).
% 17.16/3.08  thf(clause57, conjecture, (~( ( c1_1 @ a541 ) | ( ~( hskp23 ) ) ))).
% 17.16/3.08  thf(zf_stmt_38, negated_conjecture, (( c1_1 @ a541 ) | ( ~( hskp23 ) )),
% 17.16/3.08    inference('cnf.neg', [status(esa)], [clause57])).
% 17.16/3.08  thf(zip_derived_cl56, plain, (( (c1_1 @ a541) | ~ (hskp23))),
% 17.16/3.08      inference('cnf', [status(esa)], [zf_stmt_38])).
% 17.16/3.08  thf('31', plain, (( (c1_1 @ a541)) | ~ ( (hskp23))),
% 17.16/3.08      inference('split', [status(esa)], [zip_derived_cl56])).
% 17.16/3.08  thf(clause96, conjecture, (~( ( ~( hskp23 ) ) | ( ~( c2_1 @ a541 ) ) ))).
% 17.16/3.08  thf(zf_stmt_39, negated_conjecture, (( ~( hskp23 ) ) | ( ~( c2_1 @ a541 ) )),
% 17.16/3.08    inference('cnf.neg', [status(esa)], [clause96])).
% 17.16/3.08  thf(zip_derived_cl95, plain, ((~ (hskp23) | ~ (c2_1 @ a541))),
% 17.16/3.08      inference('cnf', [status(esa)], [zf_stmt_39])).
% 17.16/3.08  thf('32', plain, (~ ( (hskp23)) | ~ ( (c2_1 @ a541))),
% 17.16/3.08      inference('split', [status(esa)], [zip_derived_cl95])).
% 17.16/3.08  thf(zip_derived_cl537, plain,
% 17.16/3.08      ((![X0 : $i]: ( (c2_1 @ X0) | ~ (c0_1 @ X0) | ~ (c1_1 @ X0)))
% 17.16/3.08         <= ((![X0 : $i]: ( (c2_1 @ X0) | ~ (c0_1 @ X0) | ~ (c1_1 @ X0))))),
% 17.16/3.08      inference('split', [status(esa)], [zip_derived_cl151])).
% 17.16/3.08  thf(zip_derived_cl393, plain, ((~ (c2_1 @ a541)) <= (~ ( (c2_1 @ a541)))),
% 17.16/3.08      inference('split', [status(esa)], [zip_derived_cl95])).
% 17.16/3.08  thf(zip_derived_cl1461, plain,
% 17.16/3.08      (((~ (c1_1 @ a541) | ~ (c0_1 @ a541)))
% 17.16/3.08         <= (~ ( (c2_1 @ a541)) & 
% 17.16/3.08             (![X0 : $i]: ( (c2_1 @ X0) | ~ (c0_1 @ X0) | ~ (c1_1 @ X0))))),
% 17.16/3.08      inference('s_sup-', [status(thm)], [zip_derived_cl537, zip_derived_cl393])).
% 17.16/3.08  thf('33', plain,
% 17.16/3.08      (( (c2_1 @ a541)) | ~ ( (c1_1 @ a541)) | 
% 17.16/3.08       ~ (![X0 : $i]: ( (c2_1 @ X0) | ~ (c0_1 @ X0) | ~ (c1_1 @ X0))) | 
% 17.16/3.08       ~ ( (c0_1 @ a541))),
% 17.16/3.08      inference('split', [status(esa)], [zip_derived_cl1461])).
% 17.16/3.08  thf(clause161, conjecture,
% 17.16/3.08    (~( ( hskp1 ) | ( c3_1 @ V ) | ( c1_1 @ V ) | ( c0_1 @ V ) | 
% 17.16/3.08        ( c3_1 @ U ) | ( c1_1 @ U ) | ( ~( ndr1_0 ) ) | ( ~( c0_1 @ U ) ) ))).
% 17.16/3.08  thf(zf_stmt_40, negated_conjecture,
% 17.16/3.08    (( hskp1 ) | ( c3_1 @ V ) | ( c1_1 @ V ) | ( c0_1 @ V ) | ( c3_1 @ U ) | 
% 17.16/3.08     ( c1_1 @ U ) | ( ~( ndr1_0 ) ) | ( ~( c0_1 @ U ) )),
% 17.16/3.08    inference('cnf.neg', [status(esa)], [clause161])).
% 17.16/3.08  thf(zip_derived_cl160, plain,
% 17.16/3.08      (![X0 : $i, X1 : $i]:
% 17.16/3.08         ( (hskp1)
% 17.16/3.08          |  (c3_1 @ X0)
% 17.16/3.08          |  (c1_1 @ X0)
% 17.16/3.08          |  (c0_1 @ X0)
% 17.16/3.08          |  (c3_1 @ X1)
% 17.16/3.08          |  (c1_1 @ X1)
% 17.16/3.08          | ~ (ndr1_0)
% 17.16/3.08          | ~ (c0_1 @ X1))),
% 17.16/3.08      inference('cnf', [status(esa)], [zf_stmt_40])).
% 17.16/3.08  thf(zip_derived_cl574, plain,
% 17.16/3.08      ((![X0 : $i]: ( (c3_1 @ X0) |  (c0_1 @ X0) |  (c1_1 @ X0)))
% 17.16/3.08         <= ((![X0 : $i]: ( (c3_1 @ X0) |  (c0_1 @ X0) |  (c1_1 @ X0))))),
% 17.16/3.08      inference('split', [status(esa)], [zip_derived_cl160])).
% 17.16/3.08  thf(clause111, conjecture, (~( ( ~( hskp14 ) ) | ( ~( c3_1 @ a527 ) ) ))).
% 17.16/3.08  thf(zf_stmt_41, negated_conjecture, (( ~( hskp14 ) ) | ( ~( c3_1 @ a527 ) )),
% 17.16/3.08    inference('cnf.neg', [status(esa)], [clause111])).
% 17.16/3.08  thf(zip_derived_cl110, plain, ((~ (hskp14) | ~ (c3_1 @ a527))),
% 17.16/3.08      inference('cnf', [status(esa)], [zf_stmt_41])).
% 17.16/3.08  thf(zip_derived_cl423, plain, ((~ (c3_1 @ a527)) <= (~ ( (c3_1 @ a527)))),
% 17.16/3.08      inference('split', [status(esa)], [zip_derived_cl110])).
% 17.16/3.08  thf(zip_derived_cl2024, plain,
% 17.16/3.08      ((( (c1_1 @ a527) |  (c0_1 @ a527)))
% 17.16/3.08         <= (~ ( (c3_1 @ a527)) & 
% 17.16/3.08             (![X0 : $i]: ( (c3_1 @ X0) |  (c0_1 @ X0) |  (c1_1 @ X0))))),
% 17.16/3.08      inference('s_sup-', [status(thm)], [zip_derived_cl574, zip_derived_cl423])).
% 17.16/3.08  thf('34', plain,
% 17.16/3.08      (( (c0_1 @ a527)) | ( (c1_1 @ a527)) | 
% 17.16/3.08       ~ (![X0 : $i]: ( (c3_1 @ X0) |  (c0_1 @ X0) |  (c1_1 @ X0))) | 
% 17.16/3.08       ( (c3_1 @ a527))),
% 17.16/3.08      inference('split', [status(esa)], [zip_derived_cl2024])).
% 17.16/3.08  thf('35', plain,
% 17.16/3.08      ((![X1 : $i]: (~ (c3_1 @ X1) | ~ (c2_1 @ X1) | ~ (c0_1 @ X1))) | 
% 17.16/3.08       (![X0 : $i]: ( (c3_1 @ X0) | ~ (c0_1 @ X0) | ~ (c1_1 @ X0))) | 
% 17.16/3.08       ( (hskp2)) | ~ ( (ndr1_0))),
% 17.16/3.08      inference('split', [status(esa)], [zip_derived_cl187])).
% 17.16/3.08  thf('36', plain,
% 17.16/3.08      (( (hskp5)) | ( (hskp4)) | 
% 17.16/3.08       (![X0 : $i]: ( (c2_1 @ X0) | ~ (c0_1 @ X0) | ~ (c1_1 @ X0))) | 
% 17.16/3.08       ~ ( (ndr1_0))),
% 17.16/3.08      inference('split', [status(esa)], [zip_derived_cl151])).
% 17.16/3.08  thf(clause196, conjecture,
% 17.16/3.08    (~( ( c0_1 @ W ) | ( c1_1 @ V ) | ( c3_1 @ U ) | ( ~( c3_1 @ W ) ) | 
% 17.16/3.08        ( ~( c1_1 @ W ) ) | ( ~( c3_1 @ V ) ) | ( ~( c0_1 @ V ) ) | 
% 17.16/3.08        ( ~( ndr1_0 ) ) | ( ~( c1_1 @ U ) ) | ( ~( c0_1 @ U ) ) ))).
% 17.16/3.08  thf(zf_stmt_42, negated_conjecture,
% 17.16/3.08    (( c0_1 @ W ) | ( c1_1 @ V ) | ( c3_1 @ U ) | ( ~( c3_1 @ W ) ) | 
% 17.16/3.08     ( ~( c1_1 @ W ) ) | ( ~( c3_1 @ V ) ) | ( ~( c0_1 @ V ) ) | 
% 17.16/3.08     ( ~( ndr1_0 ) ) | ( ~( c1_1 @ U ) ) | ( ~( c0_1 @ U ) )),
% 17.16/3.08    inference('cnf.neg', [status(esa)], [clause196])).
% 17.16/3.08  thf(zip_derived_cl195, plain,
% 17.16/3.08      (![X0 : $i, X1 : $i, X2 : $i]:
% 17.16/3.08         ( (c0_1 @ X0)
% 17.16/3.08          |  (c1_1 @ X1)
% 17.16/3.08          |  (c3_1 @ X2)
% 17.16/3.08          | ~ (c3_1 @ X0)
% 17.16/3.08          | ~ (c1_1 @ X0)
% 17.16/3.08          | ~ (c3_1 @ X1)
% 17.16/3.08          | ~ (c0_1 @ X1)
% 17.16/3.08          | ~ (ndr1_0)
% 17.16/3.08          | ~ (c1_1 @ X2)
% 17.16/3.08          | ~ (c0_1 @ X2))),
% 17.16/3.08      inference('cnf', [status(esa)], [zf_stmt_42])).
% 17.16/3.08  thf('37', plain,
% 17.16/3.08      ((![X1 : $i]: (~ (c3_1 @ X1) |  (c1_1 @ X1) | ~ (c0_1 @ X1))) | 
% 17.16/3.08       (![X0 : $i]: (~ (c3_1 @ X0) |  (c0_1 @ X0) | ~ (c1_1 @ X0))) | 
% 17.16/3.08       ~ ( (ndr1_0)) | 
% 17.16/3.08       (![X0 : $i]: ( (c3_1 @ X0) | ~ (c0_1 @ X0) | ~ (c1_1 @ X0)))),
% 17.16/3.08      inference('split', [status(esa)], [zip_derived_cl195])).
% 17.16/3.08  thf(clause170, conjecture,
% 17.16/3.08    (~( ( hskp28 ) | ( c1_1 @ V ) | ( c0_1 @ V ) | ( c1_1 @ U ) | 
% 17.16/3.08        ( ~( c3_1 @ V ) ) | ( ~( ndr1_0 ) ) | ( ~( c3_1 @ U ) ) | 
% 17.16/3.08        ( ~( c0_1 @ U ) ) ))).
% 17.16/3.08  thf(zf_stmt_43, negated_conjecture,
% 17.16/3.08    (( hskp28 ) | ( c1_1 @ V ) | ( c0_1 @ V ) | ( c1_1 @ U ) | 
% 17.16/3.08     ( ~( c3_1 @ V ) ) | ( ~( ndr1_0 ) ) | ( ~( c3_1 @ U ) ) | 
% 17.16/3.08     ( ~( c0_1 @ U ) )),
% 17.16/3.08    inference('cnf.neg', [status(esa)], [clause170])).
% 17.16/3.08  thf(zip_derived_cl169, plain,
% 17.16/3.08      (![X0 : $i, X1 : $i]:
% 17.16/3.08         ( (hskp28)
% 17.16/3.08          |  (c1_1 @ X0)
% 17.16/3.08          |  (c0_1 @ X0)
% 17.16/3.08          |  (c1_1 @ X1)
% 17.16/3.08          | ~ (c3_1 @ X0)
% 17.16/3.08          | ~ (ndr1_0)
% 17.16/3.08          | ~ (c3_1 @ X1)
% 17.16/3.08          | ~ (c0_1 @ X1))),
% 17.16/3.08      inference('cnf', [status(esa)], [zf_stmt_43])).
% 17.16/3.08  thf(zip_derived_cl609, plain,
% 17.16/3.08      ((![X1 : $i]: (~ (c3_1 @ X1) |  (c1_1 @ X1) | ~ (c0_1 @ X1)))
% 17.16/3.08         <= ((![X1 : $i]: (~ (c3_1 @ X1) |  (c1_1 @ X1) | ~ (c0_1 @ X1))))),
% 17.16/3.08      inference('split', [status(esa)], [zip_derived_cl169])).
% 17.16/3.08  thf(clause168, conjecture,
% 17.16/3.08    (~( ( hskp4 ) | ( c1_1 @ V ) | ( c0_1 @ V ) | ( c3_1 @ U ) | 
% 17.16/3.08        ( ~( c2_1 @ V ) ) | ( ~( ndr1_0 ) ) | ( ~( c2_1 @ U ) ) | 
% 17.16/3.08        ( ~( c0_1 @ U ) ) ))).
% 17.16/3.08  thf(zf_stmt_44, negated_conjecture,
% 17.16/3.08    (( hskp4 ) | ( c1_1 @ V ) | ( c0_1 @ V ) | ( c3_1 @ U ) | 
% 17.16/3.08     ( ~( c2_1 @ V ) ) | ( ~( ndr1_0 ) ) | ( ~( c2_1 @ U ) ) | 
% 17.16/3.08     ( ~( c0_1 @ U ) )),
% 17.16/3.08    inference('cnf.neg', [status(esa)], [clause168])).
% 17.16/3.08  thf(zip_derived_cl167, plain,
% 17.16/3.08      (![X0 : $i, X1 : $i]:
% 17.16/3.08         ( (hskp4)
% 17.16/3.08          |  (c1_1 @ X0)
% 17.16/3.08          |  (c0_1 @ X0)
% 17.16/3.08          |  (c3_1 @ X1)
% 17.16/3.08          | ~ (c2_1 @ X0)
% 17.16/3.08          | ~ (ndr1_0)
% 17.16/3.08          | ~ (c2_1 @ X1)
% 17.16/3.08          | ~ (c0_1 @ X1))),
% 17.16/3.08      inference('cnf', [status(esa)], [zf_stmt_44])).
% 17.16/3.08  thf(zip_derived_cl601, plain,
% 17.16/3.08      ((![X1 : $i]: ( (c3_1 @ X1) | ~ (c2_1 @ X1) | ~ (c0_1 @ X1)))
% 17.16/3.08         <= ((![X1 : $i]: ( (c3_1 @ X1) | ~ (c2_1 @ X1) | ~ (c0_1 @ X1))))),
% 17.16/3.08      inference('split', [status(esa)], [zip_derived_cl167])).
% 17.16/3.08  thf(zip_derived_cl1607, plain,
% 17.16/3.08      ((![X0 : $i]:
% 17.16/3.08          (~ (c0_1 @ X0) |  (c1_1 @ X0) | ~ (c2_1 @ X0) | ~ (c0_1 @ X0)))
% 17.16/3.08         <= ((![X1 : $i]: ( (c3_1 @ X1) | ~ (c2_1 @ X1) | ~ (c0_1 @ X1))) & 
% 17.16/3.08             (![X1 : $i]: (~ (c3_1 @ X1) |  (c1_1 @ X1) | ~ (c0_1 @ X1))))),
% 17.16/3.08      inference('s_sup+', [status(thm)], [zip_derived_cl609, zip_derived_cl601])).
% 17.16/3.08  thf(zip_derived_cl1610, plain,
% 17.16/3.08      ((![X0 : $i]: (~ (c2_1 @ X0) |  (c1_1 @ X0) | ~ (c0_1 @ X0)))
% 17.16/3.08         <= ((![X1 : $i]: ( (c3_1 @ X1) | ~ (c2_1 @ X1) | ~ (c0_1 @ X1))) & 
% 17.16/3.08             (![X1 : $i]: (~ (c3_1 @ X1) |  (c1_1 @ X1) | ~ (c0_1 @ X1))))),
% 17.16/3.08      inference('simplify', [status(thm)], [zip_derived_cl1607])).
% 17.16/3.08  thf(clause83, conjecture, (~( ( c2_1 @ a499 ) | ( ~( hskp5 ) ) ))).
% 17.16/3.08  thf(zf_stmt_45, negated_conjecture, (( c2_1 @ a499 ) | ( ~( hskp5 ) )),
% 17.16/3.08    inference('cnf.neg', [status(esa)], [clause83])).
% 17.16/3.08  thf(zip_derived_cl82, plain, (( (c2_1 @ a499) | ~ (hskp5))),
% 17.16/3.08      inference('cnf', [status(esa)], [zf_stmt_45])).
% 17.16/3.08  thf(zip_derived_cl367, plain, (( (c2_1 @ a499)) <= (( (c2_1 @ a499)))),
% 17.16/3.08      inference('split', [status(esa)], [zip_derived_cl82])).
% 17.16/3.08  thf(zip_derived_cl4233, plain,
% 17.16/3.08      (((~ (c0_1 @ a499) |  (c1_1 @ a499)))
% 17.16/3.08         <= (( (c2_1 @ a499)) & 
% 17.16/3.08             (![X1 : $i]: ( (c3_1 @ X1) | ~ (c2_1 @ X1) | ~ (c0_1 @ X1))) & 
% 17.16/3.08             (![X1 : $i]: (~ (c3_1 @ X1) |  (c1_1 @ X1) | ~ (c0_1 @ X1))))),
% 17.16/3.08      inference('s_sup+', [status(thm)],
% 17.16/3.08                [zip_derived_cl1610, zip_derived_cl367])).
% 17.16/3.08  thf('38', plain,
% 17.16/3.08      (~ (![X1 : $i]: (~ (c3_1 @ X1) |  (c1_1 @ X1) | ~ (c0_1 @ X1))) | 
% 17.16/3.08       ~ ( (c2_1 @ a499)) | 
% 17.16/3.08       ~ (![X1 : $i]: ( (c3_1 @ X1) | ~ (c2_1 @ X1) | ~ (c0_1 @ X1))) | 
% 17.16/3.08       ~ ( (c0_1 @ a499)) | ( (c1_1 @ a499))),
% 17.16/3.08      inference('split', [status(esa)], [zip_derived_cl4233])).
% 17.16/3.08  thf(clause82, conjecture, (~( ( c0_1 @ a499 ) | ( ~( hskp5 ) ) ))).
% 17.16/3.08  thf(zf_stmt_46, negated_conjecture, (( c0_1 @ a499 ) | ( ~( hskp5 ) )),
% 17.16/3.08    inference('cnf.neg', [status(esa)], [clause82])).
% 17.16/3.08  thf(zip_derived_cl81, plain, (( (c0_1 @ a499) | ~ (hskp5))),
% 17.16/3.08      inference('cnf', [status(esa)], [zf_stmt_46])).
% 17.16/3.08  thf('39', plain, (( (c0_1 @ a499)) | ~ ( (hskp5))),
% 17.16/3.08      inference('split', [status(esa)], [zip_derived_cl81])).
% 17.16/3.08  thf('40', plain, (( (c2_1 @ a499)) | ~ ( (hskp5))),
% 17.16/3.08      inference('split', [status(esa)], [zip_derived_cl82])).
% 17.16/3.08  thf(clause124, conjecture, (~( ( ~( hskp5 ) ) | ( ~( c1_1 @ a499 ) ) ))).
% 17.16/3.08  thf(zf_stmt_47, negated_conjecture, (( ~( hskp5 ) ) | ( ~( c1_1 @ a499 ) )),
% 17.16/3.08    inference('cnf.neg', [status(esa)], [clause124])).
% 17.16/3.08  thf(zip_derived_cl123, plain, ((~ (hskp5) | ~ (c1_1 @ a499))),
% 17.16/3.08      inference('cnf', [status(esa)], [zf_stmt_47])).
% 17.16/3.08  thf('41', plain, (~ ( (c1_1 @ a499)) | ~ ( (hskp5))),
% 17.16/3.08      inference('split', [status(esa)], [zip_derived_cl123])).
% 17.16/3.08  thf(clause178, conjecture,
% 17.16/3.08    (~( ( hskp5 ) | ( c1_1 @ V ) | ( c0_1 @ V ) | ( ~( c2_1 @ V ) ) | 
% 17.16/3.08        ( ~( ndr1_0 ) ) | ( ~( c2_1 @ U ) ) | ( ~( c1_1 @ U ) ) | 
% 17.16/3.08        ( ~( c0_1 @ U ) ) ))).
% 17.16/3.08  thf(zf_stmt_48, negated_conjecture,
% 17.16/3.08    (( hskp5 ) | ( c1_1 @ V ) | ( c0_1 @ V ) | ( ~( c2_1 @ V ) ) | 
% 17.16/3.08     ( ~( ndr1_0 ) ) | ( ~( c2_1 @ U ) ) | ( ~( c1_1 @ U ) ) | 
% 17.16/3.08     ( ~( c0_1 @ U ) )),
% 17.16/3.08    inference('cnf.neg', [status(esa)], [clause178])).
% 17.16/3.08  thf(zip_derived_cl177, plain,
% 17.16/3.08      (![X0 : $i, X1 : $i]:
% 17.16/3.08         ( (hskp5)
% 17.16/3.08          |  (c1_1 @ X0)
% 17.16/3.08          |  (c0_1 @ X0)
% 17.16/3.08          | ~ (c2_1 @ X0)
% 17.16/3.08          | ~ (ndr1_0)
% 17.16/3.08          | ~ (c2_1 @ X1)
% 17.16/3.08          | ~ (c1_1 @ X1)
% 17.16/3.08          | ~ (c0_1 @ X1))),
% 17.16/3.08      inference('cnf', [status(esa)], [zf_stmt_48])).
% 17.16/3.08  thf('42', plain,
% 17.16/3.08      (( (hskp5)) | 
% 17.16/3.08       (![X0 : $i]: (~ (c2_1 @ X0) | ~ (c0_1 @ X0) | ~ (c1_1 @ X0))) | 
% 17.16/3.08       ~ ( (ndr1_0)) | 
% 17.16/3.08       (![X0 : $i]: (~ (c2_1 @ X0) |  (c0_1 @ X0) |  (c1_1 @ X0)))),
% 17.16/3.08      inference('split', [status(esa)], [zip_derived_cl177])).
% 17.16/3.08  thf('43', plain,
% 17.16/3.08      ((![X0 : $i]: (~ (c3_1 @ X0) | ~ (c2_1 @ X0) | ~ (c1_1 @ X0))) | 
% 17.16/3.08       ( (hskp3)) | ( (hskp13)) | ~ ( (ndr1_0))),
% 17.16/3.08      inference('split', [status(esa)], [zip_derived_cl156])).
% 17.16/3.08  thf(clause187, conjecture,
% 17.16/3.08    (~( ( hskp31 ) | ( c2_1 @ V ) | ( ~( c1_1 @ V ) ) | ( ~( c0_1 @ V ) ) | 
% 17.16/3.08        ( ~( ndr1_0 ) ) | ( ~( c3_1 @ U ) ) | ( ~( c2_1 @ U ) ) | 
% 17.16/3.08        ( ~( c1_1 @ U ) ) ))).
% 17.16/3.08  thf(zf_stmt_49, negated_conjecture,
% 17.16/3.08    (( hskp31 ) | ( c2_1 @ V ) | ( ~( c1_1 @ V ) ) | ( ~( c0_1 @ V ) ) | 
% 17.16/3.08     ( ~( ndr1_0 ) ) | ( ~( c3_1 @ U ) ) | ( ~( c2_1 @ U ) ) | 
% 17.16/3.08     ( ~( c1_1 @ U ) )),
% 17.16/3.08    inference('cnf.neg', [status(esa)], [clause187])).
% 17.16/3.08  thf(zip_derived_cl186, plain,
% 17.16/3.08      (![X0 : $i, X1 : $i]:
% 17.16/3.08         ( (hskp31)
% 17.16/3.08          |  (c2_1 @ X0)
% 17.16/3.08          | ~ (c1_1 @ X0)
% 17.16/3.08          | ~ (c0_1 @ X0)
% 17.16/3.08          | ~ (ndr1_0)
% 17.16/3.08          | ~ (c3_1 @ X1)
% 17.16/3.08          | ~ (c2_1 @ X1)
% 17.16/3.08          | ~ (c1_1 @ X1))),
% 17.16/3.08      inference('cnf', [status(esa)], [zf_stmt_49])).
% 17.16/3.08  thf('44', plain,
% 17.16/3.08      (( (hskp31)) | 
% 17.16/3.08       (![X0 : $i]: (~ (c3_1 @ X0) | ~ (c2_1 @ X0) | ~ (c1_1 @ X0))) | 
% 17.16/3.08       ~ ( (ndr1_0)) | 
% 17.16/3.08       (![X0 : $i]: ( (c2_1 @ X0) | ~ (c0_1 @ X0) | ~ (c1_1 @ X0)))),
% 17.16/3.08      inference('split', [status(esa)], [zip_derived_cl186])).
% 17.16/3.08  thf(clause43, conjecture, (~( ( c1_1 @ a512 ) | ( ~( hskp30 ) ) ))).
% 17.16/3.08  thf(zf_stmt_50, negated_conjecture, (( c1_1 @ a512 ) | ( ~( hskp30 ) )),
% 17.16/3.08    inference('cnf.neg', [status(esa)], [clause43])).
% 17.16/3.08  thf(zip_derived_cl42, plain, (( (c1_1 @ a512) | ~ (hskp30))),
% 17.16/3.08      inference('cnf', [status(esa)], [zf_stmt_50])).
% 17.16/3.08  thf('45', plain, (( (c1_1 @ a512)) | ~ ( (hskp30))),
% 17.16/3.08      inference('split', [status(esa)], [zip_derived_cl42])).
% 17.16/3.08  thf(clause44, conjecture, (~( ( c2_1 @ a512 ) | ( ~( hskp30 ) ) ))).
% 17.16/3.08  thf(zf_stmt_51, negated_conjecture, (( c2_1 @ a512 ) | ( ~( hskp30 ) )),
% 17.16/3.08    inference('cnf.neg', [status(esa)], [clause44])).
% 17.16/3.08  thf(zip_derived_cl43, plain, (( (c2_1 @ a512) | ~ (hskp30))),
% 17.16/3.08      inference('cnf', [status(esa)], [zf_stmt_51])).
% 17.16/3.08  thf('46', plain, (( (c2_1 @ a512)) | ~ ( (hskp30))),
% 17.16/3.08      inference('split', [status(esa)], [zip_derived_cl43])).
% 17.16/3.08  thf(clause45, conjecture, (~( ( c3_1 @ a512 ) | ( ~( hskp30 ) ) ))).
% 17.16/3.08  thf(zf_stmt_52, negated_conjecture, (( c3_1 @ a512 ) | ( ~( hskp30 ) )),
% 17.16/3.08    inference('cnf.neg', [status(esa)], [clause45])).
% 17.16/3.08  thf(zip_derived_cl44, plain, (( (c3_1 @ a512) | ~ (hskp30))),
% 17.16/3.08      inference('cnf', [status(esa)], [zf_stmt_52])).
% 17.16/3.08  thf('47', plain, (( (c3_1 @ a512)) | ~ ( (hskp30))),
% 17.16/3.08      inference('split', [status(esa)], [zip_derived_cl44])).
% 17.16/3.08  thf(zip_derived_cl291, plain, (( (c3_1 @ a512)) <= (( (c3_1 @ a512)))),
% 17.16/3.08      inference('split', [status(esa)], [zip_derived_cl44])).
% 17.16/3.08  thf(zip_derived_cl557, plain,
% 17.16/3.08      ((![X0 : $i]: (~ (c3_1 @ X0) | ~ (c2_1 @ X0) | ~ (c1_1 @ X0)))
% 17.16/3.08         <= ((![X0 : $i]: (~ (c3_1 @ X0) | ~ (c2_1 @ X0) | ~ (c1_1 @ X0))))),
% 17.16/3.08      inference('split', [status(esa)], [zip_derived_cl156])).
% 17.16/3.08  thf(zip_derived_cl764, plain,
% 17.16/3.08      (((~ (c2_1 @ a512) | ~ (c1_1 @ a512)))
% 17.16/3.08         <= (( (c3_1 @ a512)) & 
% 17.16/3.08             (![X0 : $i]: (~ (c3_1 @ X0) | ~ (c2_1 @ X0) | ~ (c1_1 @ X0))))),
% 17.16/3.08      inference('s_sup-', [status(thm)], [zip_derived_cl291, zip_derived_cl557])).
% 17.16/3.08  thf('48', plain,
% 17.16/3.08      (~ ( (c1_1 @ a512)) | ~ ( (c3_1 @ a512)) | 
% 17.16/3.08       ~ (![X0 : $i]: (~ (c3_1 @ X0) | ~ (c2_1 @ X0) | ~ (c1_1 @ X0))) | 
% 17.16/3.08       ~ ( (c2_1 @ a512))),
% 17.16/3.08      inference('split', [status(esa)], [zip_derived_cl764])).
% 17.16/3.08  thf(zip_derived_cl601, plain,
% 17.16/3.08      ((![X1 : $i]: ( (c3_1 @ X1) | ~ (c2_1 @ X1) | ~ (c0_1 @ X1)))
% 17.16/3.08         <= ((![X1 : $i]: ( (c3_1 @ X1) | ~ (c2_1 @ X1) | ~ (c0_1 @ X1))))),
% 17.16/3.08      inference('split', [status(esa)], [zip_derived_cl167])).
% 17.16/3.08  thf(zip_derived_cl447, plain, ((~ (c3_1 @ a501)) <= (~ ( (c3_1 @ a501)))),
% 17.16/3.08      inference('split', [status(esa)], [zip_derived_cl122])).
% 17.16/3.08  thf(zip_derived_cl1601, plain,
% 17.16/3.08      (((~ (c0_1 @ a501) | ~ (c2_1 @ a501)))
% 17.16/3.08         <= (~ ( (c3_1 @ a501)) & 
% 17.16/3.08             (![X1 : $i]: ( (c3_1 @ X1) | ~ (c2_1 @ X1) | ~ (c0_1 @ X1))))),
% 17.16/3.08      inference('s_sup-', [status(thm)], [zip_derived_cl601, zip_derived_cl447])).
% 17.16/3.08  thf('49', plain,
% 17.16/3.08      (~ ( (c0_1 @ a501)) | ( (c3_1 @ a501)) | 
% 17.16/3.08       ~ (![X1 : $i]: ( (c3_1 @ X1) | ~ (c2_1 @ X1) | ~ (c0_1 @ X1))) | 
% 17.16/3.08       ~ ( (c2_1 @ a501))),
% 17.16/3.08      inference('split', [status(esa)], [zip_derived_cl1601])).
% 17.16/3.08  thf(clause26, conjecture, (~( ( ndr1_0 ) | ( ~( hskp6 ) ) ))).
% 17.16/3.08  thf(zf_stmt_53, negated_conjecture, (( ndr1_0 ) | ( ~( hskp6 ) )),
% 17.16/3.08    inference('cnf.neg', [status(esa)], [clause26])).
% 17.16/3.08  thf(zip_derived_cl25, plain, (( (ndr1_0) | ~ (hskp6))),
% 17.16/3.08      inference('cnf', [status(esa)], [zf_stmt_53])).
% 17.16/3.08  thf('50', plain, (~ ( (hskp6)) | ( (ndr1_0))),
% 17.16/3.08      inference('split', [status(esa)], [zip_derived_cl25])).
% 17.16/3.08  thf(clause144, conjecture,
% 17.16/3.08    (~( ( hskp30 ) | ( hskp13 ) | ( c3_1 @ U ) | ( c0_1 @ U ) | 
% 17.16/3.08        ( ~( ndr1_0 ) ) | ( ~( c2_1 @ U ) ) ))).
% 17.16/3.08  thf(zf_stmt_54, negated_conjecture,
% 17.16/3.08    (( hskp30 ) | ( hskp13 ) | ( c3_1 @ U ) | ( c0_1 @ U ) | ( ~( ndr1_0 ) ) | 
% 17.16/3.08     ( ~( c2_1 @ U ) )),
% 17.16/3.08    inference('cnf.neg', [status(esa)], [clause144])).
% 17.16/3.08  thf(zip_derived_cl143, plain,
% 17.16/3.08      (![X0 : $i]:
% 17.16/3.08         ( (hskp30)
% 17.16/3.08          |  (hskp13)
% 17.16/3.08          |  (c3_1 @ X0)
% 17.16/3.08          |  (c0_1 @ X0)
% 17.16/3.08          | ~ (ndr1_0)
% 17.16/3.08          | ~ (c2_1 @ X0))),
% 17.16/3.08      inference('cnf', [status(esa)], [zf_stmt_54])).
% 17.16/3.08  thf(zip_derived_cl505, plain,
% 17.16/3.08      ((![X0 : $i]: ( (c3_1 @ X0) | ~ (c2_1 @ X0) |  (c0_1 @ X0)))
% 17.16/3.08         <= ((![X0 : $i]: ( (c3_1 @ X0) | ~ (c2_1 @ X0) |  (c0_1 @ X0))))),
% 17.16/3.08      inference('split', [status(esa)], [zip_derived_cl143])).
% 17.16/3.08  thf(zip_derived_cl423, plain, ((~ (c3_1 @ a527)) <= (~ ( (c3_1 @ a527)))),
% 17.16/3.08      inference('split', [status(esa)], [zip_derived_cl110])).
% 17.16/3.08  thf(zip_derived_cl1557, plain,
% 17.16/3.08      ((( (c0_1 @ a527) | ~ (c2_1 @ a527)))
% 17.16/3.08         <= (~ ( (c3_1 @ a527)) & 
% 17.16/3.08             (![X0 : $i]: ( (c3_1 @ X0) | ~ (c2_1 @ X0) |  (c0_1 @ X0))))),
% 17.16/3.08      inference('s_sup-', [status(thm)], [zip_derived_cl505, zip_derived_cl423])).
% 17.16/3.08  thf('51', plain,
% 17.16/3.08      (( (c0_1 @ a527)) | 
% 17.16/3.08       ~ (![X0 : $i]: ( (c3_1 @ X0) | ~ (c2_1 @ X0) |  (c0_1 @ X0))) | 
% 17.16/3.08       ( (c3_1 @ a527)) | ~ ( (c2_1 @ a527))),
% 17.16/3.08      inference('split', [status(esa)], [zip_derived_cl1557])).
% 17.16/3.08  thf(zip_derived_cl601, plain,
% 17.16/3.08      ((![X1 : $i]: ( (c3_1 @ X1) | ~ (c2_1 @ X1) | ~ (c0_1 @ X1)))
% 17.16/3.08         <= ((![X1 : $i]: ( (c3_1 @ X1) | ~ (c2_1 @ X1) | ~ (c0_1 @ X1))))),
% 17.16/3.08      inference('split', [status(esa)], [zip_derived_cl167])).
% 17.16/3.08  thf(zip_derived_cl423, plain, ((~ (c3_1 @ a527)) <= (~ ( (c3_1 @ a527)))),
% 17.16/3.08      inference('split', [status(esa)], [zip_derived_cl110])).
% 17.16/3.08  thf(zip_derived_cl1599, plain,
% 17.16/3.08      (((~ (c0_1 @ a527) | ~ (c2_1 @ a527)))
% 17.16/3.08         <= (~ ( (c3_1 @ a527)) & 
% 17.16/3.08             (![X1 : $i]: ( (c3_1 @ X1) | ~ (c2_1 @ X1) | ~ (c0_1 @ X1))))),
% 17.16/3.08      inference('s_sup-', [status(thm)], [zip_derived_cl601, zip_derived_cl423])).
% 17.16/3.08  thf('52', plain,
% 17.16/3.08      (~ (![X1 : $i]: ( (c3_1 @ X1) | ~ (c2_1 @ X1) | ~ (c0_1 @ X1))) | 
% 17.16/3.08       ~ ( (c0_1 @ a527)) | ( (c3_1 @ a527)) | ~ ( (c2_1 @ a527))),
% 17.16/3.08      inference('split', [status(esa)], [zip_derived_cl1599])).
% 17.16/3.08  thf(clause18, conjecture, (~( ( ndr1_0 ) | ( ~( hskp14 ) ) ))).
% 17.16/3.08  thf(zf_stmt_55, negated_conjecture, (( ndr1_0 ) | ( ~( hskp14 ) )),
% 17.16/3.08    inference('cnf.neg', [status(esa)], [clause18])).
% 17.16/3.08  thf(zip_derived_cl17, plain, (( (ndr1_0) | ~ (hskp14))),
% 17.16/3.08      inference('cnf', [status(esa)], [zf_stmt_55])).
% 17.16/3.08  thf('53', plain, (~ ( (hskp14)) | ( (ndr1_0))),
% 17.16/3.08      inference('split', [status(esa)], [zip_derived_cl17])).
% 17.16/3.08  thf(clause36, conjecture, (~( ( hskp14 ) | ( hskp6 ) | ( hskp13 ) ))).
% 17.16/3.08  thf(zf_stmt_56, negated_conjecture, (( hskp14 ) | ( hskp6 ) | ( hskp13 )),
% 17.16/3.08    inference('cnf.neg', [status(esa)], [clause36])).
% 17.16/3.08  thf(zip_derived_cl35, plain, (( (hskp14) |  (hskp6) |  (hskp13))),
% 17.16/3.08      inference('cnf', [status(esa)], [zf_stmt_56])).
% 17.16/3.08  thf('54', plain, (( (hskp14)) | ( (hskp6)) | ( (hskp13))),
% 17.16/3.08      inference('split', [status(esa)], [zip_derived_cl35])).
% 17.16/3.08  thf('55', plain,
% 17.16/3.08      (( (hskp13)) | ( (hskp30)) | 
% 17.16/3.08       (![X0 : $i]: ( (c3_1 @ X0) | ~ (c2_1 @ X0) |  (c0_1 @ X0))) | 
% 17.16/3.08       ~ ( (ndr1_0))),
% 17.16/3.08      inference('split', [status(esa)], [zip_derived_cl143])).
% 17.16/3.08  thf(zip_derived_cl505, plain,
% 17.16/3.08      ((![X0 : $i]: ( (c3_1 @ X0) | ~ (c2_1 @ X0) |  (c0_1 @ X0)))
% 17.16/3.08         <= ((![X0 : $i]: ( (c3_1 @ X0) | ~ (c2_1 @ X0) |  (c0_1 @ X0))))),
% 17.16/3.08      inference('split', [status(esa)], [zip_derived_cl143])).
% 17.16/3.08  thf(zip_derived_cl447, plain, ((~ (c3_1 @ a501)) <= (~ ( (c3_1 @ a501)))),
% 17.16/3.08      inference('split', [status(esa)], [zip_derived_cl122])).
% 17.16/3.08  thf(zip_derived_cl1559, plain,
% 17.16/3.08      ((( (c0_1 @ a501) | ~ (c2_1 @ a501)))
% 17.16/3.08         <= (~ ( (c3_1 @ a501)) & 
% 17.16/3.08             (![X0 : $i]: ( (c3_1 @ X0) | ~ (c2_1 @ X0) |  (c0_1 @ X0))))),
% 17.16/3.08      inference('s_sup-', [status(thm)], [zip_derived_cl505, zip_derived_cl447])).
% 17.16/3.08  thf('56', plain,
% 17.16/3.08      (~ (![X0 : $i]: ( (c3_1 @ X0) | ~ (c2_1 @ X0) |  (c0_1 @ X0))) | 
% 17.16/3.08       ( (c0_1 @ a501)) | ( (c3_1 @ a501)) | ~ ( (c2_1 @ a501))),
% 17.16/3.08      inference('split', [status(esa)], [zip_derived_cl1559])).
% 17.16/3.08  thf(clause150, conjecture,
% 17.16/3.08    (~( ( hskp16 ) | ( hskp28 ) | ( c0_1 @ U ) | ( ~( ndr1_0 ) ) | 
% 17.16/3.08        ( ~( c3_1 @ U ) ) | ( ~( c2_1 @ U ) ) ))).
% 17.16/3.08  thf(zf_stmt_57, negated_conjecture,
% 17.16/3.08    (( hskp16 ) | ( hskp28 ) | ( c0_1 @ U ) | ( ~( ndr1_0 ) ) | 
% 17.16/3.08     ( ~( c3_1 @ U ) ) | ( ~( c2_1 @ U ) )),
% 17.16/3.08    inference('cnf.neg', [status(esa)], [clause150])).
% 17.16/3.08  thf(zip_derived_cl149, plain,
% 17.16/3.08      (![X0 : $i]:
% 17.16/3.08         ( (hskp16)
% 17.16/3.08          |  (hskp28)
% 17.16/3.08          |  (c0_1 @ X0)
% 17.16/3.08          | ~ (ndr1_0)
% 17.16/3.08          | ~ (c3_1 @ X0)
% 17.16/3.08          | ~ (c2_1 @ X0))),
% 17.16/3.08      inference('cnf', [status(esa)], [zf_stmt_57])).
% 17.16/3.08  thf(zip_derived_cl529, plain,
% 17.16/3.08      ((![X0 : $i]: (~ (c3_1 @ X0) | ~ (c2_1 @ X0) |  (c0_1 @ X0)))
% 17.16/3.08         <= ((![X0 : $i]: (~ (c3_1 @ X0) | ~ (c2_1 @ X0) |  (c0_1 @ X0))))),
% 17.16/3.08      inference('split', [status(esa)], [zip_derived_cl149])).
% 17.16/3.08  thf(zip_derived_cl319, plain, (( (c3_1 @ a540)) <= (( (c3_1 @ a540)))),
% 17.16/3.08      inference('split', [status(esa)], [zip_derived_cl58])).
% 17.16/3.08  thf(zip_derived_cl986, plain,
% 17.16/3.08      ((( (c0_1 @ a540) | ~ (c2_1 @ a540)))
% 17.16/3.08         <= (( (c3_1 @ a540)) & 
% 17.16/3.08             (![X0 : $i]: (~ (c3_1 @ X0) | ~ (c2_1 @ X0) |  (c0_1 @ X0))))),
% 17.16/3.08      inference('s_sup+', [status(thm)], [zip_derived_cl529, zip_derived_cl319])).
% 17.16/3.08  thf('57', plain,
% 17.16/3.08      (~ ( (c2_1 @ a540)) | ( (c0_1 @ a540)) | 
% 17.16/3.08       ~ (![X0 : $i]: (~ (c3_1 @ X0) | ~ (c2_1 @ X0) |  (c0_1 @ X0))) | 
% 17.16/3.08       ~ ( (c3_1 @ a540))),
% 17.16/3.08      inference('split', [status(esa)], [zip_derived_cl986])).
% 17.16/3.08  thf(zip_derived_cl541, plain,
% 17.16/3.08      ((![X0 : $i]: (~ (c3_1 @ X0) |  (c2_1 @ X0) | ~ (c0_1 @ X0)))
% 17.16/3.08         <= ((![X0 : $i]: (~ (c3_1 @ X0) |  (c2_1 @ X0) | ~ (c0_1 @ X0))))),
% 17.16/3.08      inference('split', [status(esa)], [zip_derived_cl152])).
% 17.16/3.08  thf(zip_derived_cl347, plain, (( (c3_1 @ a514)) <= (( (c3_1 @ a514)))),
% 17.16/3.08      inference('split', [status(esa)], [zip_derived_cl72])).
% 17.16/3.08  thf(zip_derived_cl1050, plain,
% 17.16/3.08      (((~ (c0_1 @ a514) |  (c2_1 @ a514)))
% 17.16/3.08         <= (( (c3_1 @ a514)) & 
% 17.16/3.08             (![X0 : $i]: (~ (c3_1 @ X0) |  (c2_1 @ X0) | ~ (c0_1 @ X0))))),
% 17.16/3.08      inference('s_sup+', [status(thm)], [zip_derived_cl541, zip_derived_cl347])).
% 17.16/3.08  thf('58', plain,
% 17.16/3.08      (~ ( (c0_1 @ a514)) | ( (c2_1 @ a514)) | 
% 17.16/3.08       ~ (![X0 : $i]: (~ (c3_1 @ X0) |  (c2_1 @ X0) | ~ (c0_1 @ X0))) | 
% 17.16/3.08       ~ ( (c3_1 @ a514))),
% 17.16/3.08      inference('split', [status(esa)], [zip_derived_cl1050])).
% 17.16/3.08  thf(clause180, conjecture,
% 17.16/3.08    (~( ( hskp15 ) | ( c0_1 @ V ) | ( c2_1 @ U ) | ( ~( c3_1 @ V ) ) | 
% 17.16/3.08        ( ~( c2_1 @ V ) ) | ( ~( ndr1_0 ) ) | ( ~( c1_1 @ U ) ) | 
% 17.16/3.08        ( ~( c0_1 @ U ) ) ))).
% 17.16/3.08  thf(zf_stmt_58, negated_conjecture,
% 17.16/3.08    (( hskp15 ) | ( c0_1 @ V ) | ( c2_1 @ U ) | ( ~( c3_1 @ V ) ) | 
% 17.16/3.08     ( ~( c2_1 @ V ) ) | ( ~( ndr1_0 ) ) | ( ~( c1_1 @ U ) ) | 
% 17.16/3.08     ( ~( c0_1 @ U ) )),
% 17.16/3.08    inference('cnf.neg', [status(esa)], [clause180])).
% 17.16/3.08  thf(zip_derived_cl179, plain,
% 17.16/3.08      (![X0 : $i, X1 : $i]:
% 17.16/3.08         ( (hskp15)
% 17.16/3.08          |  (c0_1 @ X0)
% 17.16/3.08          |  (c2_1 @ X1)
% 17.16/3.08          | ~ (c3_1 @ X0)
% 17.16/3.08          | ~ (c2_1 @ X0)
% 17.16/3.08          | ~ (ndr1_0)
% 17.16/3.08          | ~ (c1_1 @ X1)
% 17.16/3.08          | ~ (c0_1 @ X1))),
% 17.16/3.08      inference('cnf', [status(esa)], [zf_stmt_58])).
% 17.16/3.08  thf('59', plain,
% 17.16/3.08      ((![X0 : $i]: (~ (c3_1 @ X0) | ~ (c2_1 @ X0) |  (c0_1 @ X0))) | 
% 17.16/3.08       ( (hskp15)) | ~ ( (ndr1_0)) | 
% 17.16/3.08       (![X0 : $i]: ( (c2_1 @ X0) | ~ (c0_1 @ X0) | ~ (c1_1 @ X0)))),
% 17.16/3.08      inference('split', [status(esa)], [zip_derived_cl179])).
% 17.16/3.08  thf(zip_derived_cl549, plain,
% 17.16/3.08      ((![X0 : $i]: ( (c3_1 @ X0) | ~ (c0_1 @ X0) | ~ (c1_1 @ X0)))
% 17.16/3.08         <= ((![X0 : $i]: ( (c3_1 @ X0) | ~ (c0_1 @ X0) | ~ (c1_1 @ X0))))),
% 17.16/3.08      inference('split', [status(esa)], [zip_derived_cl154])).
% 17.16/3.08  thf(zip_derived_cl419, plain, ((~ (c3_1 @ a528)) <= (~ ( (c3_1 @ a528)))),
% 17.16/3.08      inference('split', [status(esa)], [zip_derived_cl108])).
% 17.16/3.08  thf(zip_derived_cl1504, plain,
% 17.16/3.08      (((~ (c1_1 @ a528) | ~ (c0_1 @ a528)))
% 17.16/3.08         <= (~ ( (c3_1 @ a528)) & 
% 17.16/3.08             (![X0 : $i]: ( (c3_1 @ X0) | ~ (c0_1 @ X0) | ~ (c1_1 @ X0))))),
% 17.16/3.08      inference('s_sup-', [status(thm)], [zip_derived_cl549, zip_derived_cl419])).
% 17.16/3.08  thf('60', plain,
% 17.16/3.08      (~ ( (c0_1 @ a528)) | ( (c3_1 @ a528)) | 
% 17.16/3.08       ~ (![X0 : $i]: ( (c3_1 @ X0) | ~ (c0_1 @ X0) | ~ (c1_1 @ X0))) | 
% 17.16/3.08       ~ ( (c1_1 @ a528))),
% 17.16/3.08      inference('split', [status(esa)], [zip_derived_cl1504])).
% 17.16/3.08  thf(clause175, conjecture,
% 17.16/3.08    (~( ( hskp9 ) | ( c2_1 @ V ) | ( c1_1 @ V ) | ( c3_1 @ U ) | 
% 17.16/3.08        ( ~( c0_1 @ V ) ) | ( ~( ndr1_0 ) ) | ( ~( c1_1 @ U ) ) | 
% 17.16/3.08        ( ~( c0_1 @ U ) ) ))).
% 17.16/3.08  thf(zf_stmt_59, negated_conjecture,
% 17.16/3.08    (( hskp9 ) | ( c2_1 @ V ) | ( c1_1 @ V ) | ( c3_1 @ U ) | 
% 17.16/3.08     ( ~( c0_1 @ V ) ) | ( ~( ndr1_0 ) ) | ( ~( c1_1 @ U ) ) | 
% 17.16/3.08     ( ~( c0_1 @ U ) )),
% 17.16/3.08    inference('cnf.neg', [status(esa)], [clause175])).
% 17.16/3.08  thf(zip_derived_cl174, plain,
% 17.16/3.08      (![X0 : $i, X1 : $i]:
% 17.16/3.08         ( (hskp9)
% 17.16/3.08          |  (c2_1 @ X0)
% 17.16/3.08          |  (c1_1 @ X0)
% 17.16/3.08          |  (c3_1 @ X1)
% 17.16/3.08          | ~ (c0_1 @ X0)
% 17.16/3.08          | ~ (ndr1_0)
% 17.16/3.08          | ~ (c1_1 @ X1)
% 17.16/3.08          | ~ (c0_1 @ X1))),
% 17.16/3.08      inference('cnf', [status(esa)], [zf_stmt_59])).
% 17.16/3.08  thf('61', plain,
% 17.16/3.08      (( (hskp9)) | 
% 17.16/3.08       (![X0 : $i]: ( (c3_1 @ X0) | ~ (c0_1 @ X0) | ~ (c1_1 @ X0))) | 
% 17.16/3.08       ~ ( (ndr1_0)) | 
% 17.16/3.08       (![X1 : $i]: ( (c1_1 @ X1) |  (c2_1 @ X1) | ~ (c0_1 @ X1)))),
% 17.16/3.08      inference('split', [status(esa)], [zip_derived_cl174])).
% 17.16/3.08  thf(zip_derived_cl493, plain,
% 17.16/3.08      ((![X0 : $i]: ( (c2_1 @ X0) |  (c0_1 @ X0) | ~ (c1_1 @ X0)))
% 17.16/3.08         <= ((![X0 : $i]: ( (c2_1 @ X0) |  (c0_1 @ X0) | ~ (c1_1 @ X0))))),
% 17.16/3.08      inference('split', [status(esa)], [zip_derived_cl140])).
% 17.16/3.08  thf(zip_derived_cl851, plain, ((~ (c2_1 @ a540)) <= (~ ( (c2_1 @ a540)))),
% 17.16/3.08      inference('split', [status(esa)], [zip_derived_cl833])).
% 17.16/3.08  thf(zip_derived_cl1338, plain,
% 17.16/3.08      (((~ (c1_1 @ a540) |  (c0_1 @ a540)))
% 17.16/3.08         <= (~ ( (c2_1 @ a540)) & 
% 17.16/3.08             (![X0 : $i]: ( (c2_1 @ X0) |  (c0_1 @ X0) | ~ (c1_1 @ X0))))),
% 17.16/3.08      inference('s_sup-', [status(thm)], [zip_derived_cl493, zip_derived_cl851])).
% 17.16/3.08  thf('62', plain,
% 17.16/3.08      (( (c2_1 @ a540)) | ( (c0_1 @ a540)) | 
% 17.16/3.08       ~ (![X0 : $i]: ( (c2_1 @ X0) |  (c0_1 @ X0) | ~ (c1_1 @ X0))) | 
% 17.16/3.08       ~ ( (c1_1 @ a540))),
% 17.16/3.08      inference('split', [status(esa)], [zip_derived_cl1338])).
% 17.16/3.08  thf(clause136, conjecture,
% 17.16/3.08    (~( ( hskp11 ) | ( hskp10 ) | ( c3_1 @ U ) | ( c2_1 @ U ) | ( c0_1 @ U ) | 
% 17.16/3.08        ( ~( ndr1_0 ) ) ))).
% 17.16/3.08  thf(zf_stmt_60, negated_conjecture,
% 17.16/3.08    (( hskp11 ) | ( hskp10 ) | ( c3_1 @ U ) | ( c2_1 @ U ) | ( c0_1 @ U ) | 
% 17.16/3.08     ( ~( ndr1_0 ) )),
% 17.16/3.08    inference('cnf.neg', [status(esa)], [clause136])).
% 17.16/3.08  thf(zip_derived_cl135, plain,
% 17.16/3.08      (![X0 : $i]:
% 17.16/3.08         ( (hskp11)
% 17.16/3.08          |  (hskp10)
% 17.16/3.08          |  (c3_1 @ X0)
% 17.16/3.08          |  (c2_1 @ X0)
% 17.16/3.08          |  (c0_1 @ X0)
% 17.16/3.08          | ~ (ndr1_0))),
% 17.16/3.08      inference('cnf', [status(esa)], [zf_stmt_60])).
% 17.16/3.08  thf(zip_derived_cl473, plain,
% 17.16/3.08      ((![X0 : $i]: ( (c3_1 @ X0) |  (c2_1 @ X0) |  (c0_1 @ X0)))
% 17.16/3.08         <= ((![X0 : $i]: ( (c3_1 @ X0) |  (c2_1 @ X0) |  (c0_1 @ X0))))),
% 17.16/3.08      inference('split', [status(esa)], [zip_derived_cl135])).
% 17.16/3.08  thf(zip_derived_cl545, plain,
% 17.16/3.08      ((![X0 : $i]: (~ (c3_1 @ X0) |  (c2_1 @ X0) | ~ (c1_1 @ X0)))
% 17.16/3.08         <= ((![X0 : $i]: (~ (c3_1 @ X0) |  (c2_1 @ X0) | ~ (c1_1 @ X0))))),
% 17.16/3.08      inference('split', [status(esa)], [zip_derived_cl153])).
% 17.16/3.08  thf(zip_derived_cl1087, plain,
% 17.16/3.08      ((![X0 : $i]:
% 17.16/3.08          ( (c0_1 @ X0) |  (c2_1 @ X0) |  (c2_1 @ X0) | ~ (c1_1 @ X0)))
% 17.16/3.08         <= ((![X0 : $i]: ( (c3_1 @ X0) |  (c2_1 @ X0) |  (c0_1 @ X0))) & 
% 17.16/3.08             (![X0 : $i]: (~ (c3_1 @ X0) |  (c2_1 @ X0) | ~ (c1_1 @ X0))))),
% 17.16/3.08      inference('s_sup-', [status(thm)], [zip_derived_cl473, zip_derived_cl545])).
% 17.16/3.08  thf(zip_derived_cl1101, plain,
% 17.16/3.08      ((![X0 : $i]: (~ (c1_1 @ X0) |  (c2_1 @ X0) |  (c0_1 @ X0)))
% 17.16/3.08         <= ((![X0 : $i]: ( (c3_1 @ X0) |  (c2_1 @ X0) |  (c0_1 @ X0))) & 
% 17.16/3.08             (![X0 : $i]: (~ (c3_1 @ X0) |  (c2_1 @ X0) | ~ (c1_1 @ X0))))),
% 17.16/3.08      inference('simplify', [status(thm)], [zip_derived_cl1087])).
% 17.16/3.08  thf(clause126, conjecture, (~( ( ~( hskp4 ) ) | ( ~( c2_1 @ a498 ) ) ))).
% 17.16/3.08  thf(zf_stmt_61, negated_conjecture, (( ~( hskp4 ) ) | ( ~( c2_1 @ a498 ) )),
% 17.16/3.08    inference('cnf.neg', [status(esa)], [clause126])).
% 17.16/3.08  thf(zip_derived_cl125, plain, ((~ (hskp4) | ~ (c2_1 @ a498))),
% 17.16/3.08      inference('cnf', [status(esa)], [zf_stmt_61])).
% 17.16/3.08  thf(zip_derived_cl453, plain, ((~ (c2_1 @ a498)) <= (~ ( (c2_1 @ a498)))),
% 17.16/3.08      inference('split', [status(esa)], [zip_derived_cl125])).
% 17.16/3.08  thf(zip_derived_cl4811, plain,
% 17.16/3.08      ((( (c0_1 @ a498) | ~ (c1_1 @ a498)))
% 17.16/3.08         <= (~ ( (c2_1 @ a498)) & 
% 17.16/3.08             (![X0 : $i]: ( (c3_1 @ X0) |  (c2_1 @ X0) |  (c0_1 @ X0))) & 
% 17.16/3.08             (![X0 : $i]: (~ (c3_1 @ X0) |  (c2_1 @ X0) | ~ (c1_1 @ X0))))),
% 17.16/3.08      inference('s_sup-', [status(thm)],
% 17.16/3.08                [zip_derived_cl1101, zip_derived_cl453])).
% 17.16/3.08  thf('63', plain,
% 17.16/3.08      (~ (![X0 : $i]: ( (c3_1 @ X0) |  (c2_1 @ X0) |  (c0_1 @ X0))) | 
% 17.16/3.08       ~ ( (c1_1 @ a498)) | 
% 17.16/3.08       ~ (![X0 : $i]: (~ (c3_1 @ X0) |  (c2_1 @ X0) | ~ (c1_1 @ X0))) | 
% 17.16/3.08       ( (c0_1 @ a498)) | ( (c2_1 @ a498))),
% 17.16/3.08      inference('split', [status(esa)], [zip_derived_cl4811])).
% 17.16/3.08  thf(clause63, conjecture, (~( ( c2_1 @ a533 ) | ( ~( hskp18 ) ) ))).
% 17.16/3.08  thf(zf_stmt_62, negated_conjecture, (( c2_1 @ a533 ) | ( ~( hskp18 ) )),
% 17.16/3.08    inference('cnf.neg', [status(esa)], [clause63])).
% 17.16/3.08  thf(zip_derived_cl62, plain, (( (c2_1 @ a533) | ~ (hskp18))),
% 17.16/3.08      inference('cnf', [status(esa)], [zf_stmt_62])).
% 17.16/3.08  thf('64', plain, (( (c2_1 @ a533)) | ~ ( (hskp18))),
% 17.16/3.08      inference('split', [status(esa)], [zip_derived_cl62])).
% 17.16/3.08  thf(clause105, conjecture, (~( ( ~( hskp18 ) ) | ( ~( c0_1 @ a533 ) ) ))).
% 17.16/3.08  thf(zf_stmt_63, negated_conjecture, (( ~( hskp18 ) ) | ( ~( c0_1 @ a533 ) )),
% 17.16/3.08    inference('cnf.neg', [status(esa)], [clause105])).
% 17.16/3.08  thf(zip_derived_cl104, plain, ((~ (hskp18) | ~ (c0_1 @ a533))),
% 17.16/3.08      inference('cnf', [status(esa)], [zf_stmt_63])).
% 17.16/3.08  thf('65', plain, (~ ( (c0_1 @ a533)) | ~ ( (hskp18))),
% 17.16/3.08      inference('split', [status(esa)], [zip_derived_cl104])).
% 17.16/3.08  thf(zip_derived_cl521, plain,
% 17.16/3.08      ((![X0 : $i]: (~ (c2_1 @ X0) |  (c0_1 @ X0) | ~ (c1_1 @ X0)))
% 17.16/3.08         <= ((![X0 : $i]: (~ (c2_1 @ X0) |  (c0_1 @ X0) | ~ (c1_1 @ X0))))),
% 17.16/3.08      inference('split', [status(esa)], [zip_derived_cl147])).
% 17.16/3.08  thf(zip_derived_cl327, plain, (( (c2_1 @ a533)) <= (( (c2_1 @ a533)))),
% 17.16/3.08      inference('split', [status(esa)], [zip_derived_cl62])).
% 17.16/3.08  thf(zip_derived_cl961, plain,
% 17.16/3.08      (((~ (c1_1 @ a533) |  (c0_1 @ a533)))
% 17.16/3.08         <= (( (c2_1 @ a533)) & 
% 17.16/3.08             (![X0 : $i]: (~ (c2_1 @ X0) |  (c0_1 @ X0) | ~ (c1_1 @ X0))))),
% 17.16/3.08      inference('s_sup+', [status(thm)], [zip_derived_cl521, zip_derived_cl327])).
% 17.16/3.08  thf('66', plain,
% 17.16/3.08      (~ ( (c2_1 @ a533)) | ( (c0_1 @ a533)) | 
% 17.16/3.08       ~ (![X0 : $i]: (~ (c2_1 @ X0) |  (c0_1 @ X0) | ~ (c1_1 @ X0))) | 
% 17.16/3.08       ~ ( (c1_1 @ a533))),
% 17.16/3.08      inference('split', [status(esa)], [zip_derived_cl961])).
% 17.16/3.08  thf(clause62, conjecture, (~( ( c1_1 @ a533 ) | ( ~( hskp18 ) ) ))).
% 17.16/3.08  thf(zf_stmt_64, negated_conjecture, (( c1_1 @ a533 ) | ( ~( hskp18 ) )),
% 17.16/3.08    inference('cnf.neg', [status(esa)], [clause62])).
% 17.16/3.08  thf(zip_derived_cl61, plain, (( (c1_1 @ a533) | ~ (hskp18))),
% 17.16/3.08      inference('cnf', [status(esa)], [zf_stmt_64])).
% 17.16/3.08  thf('67', plain, (( (c1_1 @ a533)) | ~ ( (hskp18))),
% 17.16/3.08      inference('split', [status(esa)], [zip_derived_cl61])).
% 17.16/3.08  thf(zip_derived_cl493, plain,
% 17.16/3.08      ((![X0 : $i]: ( (c2_1 @ X0) |  (c0_1 @ X0) | ~ (c1_1 @ X0)))
% 17.16/3.08         <= ((![X0 : $i]: ( (c2_1 @ X0) |  (c0_1 @ X0) | ~ (c1_1 @ X0))))),
% 17.16/3.08      inference('split', [status(esa)], [zip_derived_cl140])).
% 17.16/3.08  thf(zip_derived_cl453, plain, ((~ (c2_1 @ a498)) <= (~ ( (c2_1 @ a498)))),
% 17.16/3.08      inference('split', [status(esa)], [zip_derived_cl125])).
% 17.16/3.08  thf(zip_derived_cl1347, plain,
% 17.16/3.08      (((~ (c1_1 @ a498) |  (c0_1 @ a498)))
% 17.16/3.08         <= (~ ( (c2_1 @ a498)) & 
% 17.16/3.08             (![X0 : $i]: ( (c2_1 @ X0) |  (c0_1 @ X0) | ~ (c1_1 @ X0))))),
% 17.16/3.08      inference('s_sup-', [status(thm)], [zip_derived_cl493, zip_derived_cl453])).
% 17.16/3.08  thf('68', plain,
% 17.16/3.08      (~ (![X0 : $i]: ( (c2_1 @ X0) |  (c0_1 @ X0) | ~ (c1_1 @ X0))) | 
% 17.16/3.08       ~ ( (c1_1 @ a498)) | ( (c0_1 @ a498)) | ( (c2_1 @ a498))),
% 17.16/3.08      inference('split', [status(esa)], [zip_derived_cl1347])).
% 17.16/3.08  thf(clause84, conjecture, (~( ( c1_1 @ a498 ) | ( ~( hskp4 ) ) ))).
% 17.16/3.08  thf(zf_stmt_65, negated_conjecture, (( c1_1 @ a498 ) | ( ~( hskp4 ) )),
% 17.16/3.08    inference('cnf.neg', [status(esa)], [clause84])).
% 17.16/3.08  thf(zip_derived_cl83, plain, (( (c1_1 @ a498) | ~ (hskp4))),
% 17.16/3.08      inference('cnf', [status(esa)], [zf_stmt_65])).
% 17.16/3.08  thf('69', plain, (( (c1_1 @ a498)) | ~ ( (hskp4))),
% 17.16/3.08      inference('split', [status(esa)], [zip_derived_cl83])).
% 17.16/3.08  thf(clause125, conjecture, (~( ( ~( hskp4 ) ) | ( ~( c0_1 @ a498 ) ) ))).
% 17.16/3.08  thf(zf_stmt_66, negated_conjecture, (( ~( hskp4 ) ) | ( ~( c0_1 @ a498 ) )),
% 17.16/3.08    inference('cnf.neg', [status(esa)], [clause125])).
% 17.16/3.08  thf(zip_derived_cl124, plain, ((~ (hskp4) | ~ (c0_1 @ a498))),
% 17.16/3.08      inference('cnf', [status(esa)], [zf_stmt_66])).
% 17.16/3.08  thf('70', plain, (~ ( (c0_1 @ a498)) | ~ ( (hskp4))),
% 17.16/3.08      inference('split', [status(esa)], [zip_derived_cl124])).
% 17.16/3.08  thf('71', plain, (~ ( (c2_1 @ a498)) | ~ ( (hskp4))),
% 17.16/3.08      inference('split', [status(esa)], [zip_derived_cl125])).
% 17.16/3.08  thf(clause137, conjecture,
% 17.16/3.08    (~( ( hskp19 ) | ( hskp18 ) | ( c3_1 @ U ) | ( c2_1 @ U ) | ( c1_1 @ U ) | 
% 17.16/3.08        ( ~( ndr1_0 ) ) ))).
% 17.16/3.08  thf(zf_stmt_67, negated_conjecture,
% 17.16/3.08    (( hskp19 ) | ( hskp18 ) | ( c3_1 @ U ) | ( c2_1 @ U ) | ( c1_1 @ U ) | 
% 17.16/3.08     ( ~( ndr1_0 ) )),
% 17.16/3.08    inference('cnf.neg', [status(esa)], [clause137])).
% 17.16/3.08  thf(zip_derived_cl136, plain,
% 17.16/3.08      (![X0 : $i]:
% 17.16/3.08         ( (hskp19)
% 17.16/3.08          |  (hskp18)
% 17.16/3.08          |  (c3_1 @ X0)
% 17.16/3.08          |  (c2_1 @ X0)
% 17.16/3.08          |  (c1_1 @ X0)
% 17.16/3.08          | ~ (ndr1_0))),
% 17.16/3.08      inference('cnf', [status(esa)], [zf_stmt_67])).
% 17.16/3.08  thf('72', plain,
% 17.16/3.08      (( (hskp19)) | ( (hskp18)) | 
% 17.16/3.08       (![X0 : $i]: ( (c3_1 @ X0) |  (c2_1 @ X0) |  (c1_1 @ X0))) | 
% 17.16/3.08       ~ ( (ndr1_0))),
% 17.16/3.08      inference('split', [status(esa)], [zip_derived_cl136])).
% 17.16/3.08  thf(zip_derived_cl509, plain,
% 17.16/3.08      ((![X0 : $i]: ( (c3_1 @ X0) | ~ (c0_1 @ X0) |  (c1_1 @ X0)))
% 17.16/3.08         <= ((![X0 : $i]: ( (c3_1 @ X0) | ~ (c0_1 @ X0) |  (c1_1 @ X0))))),
% 17.16/3.08      inference('split', [status(esa)], [zip_derived_cl144])).
% 17.16/3.08  thf(zip_derived_cl423, plain, ((~ (c3_1 @ a527)) <= (~ ( (c3_1 @ a527)))),
% 17.16/3.08      inference('split', [status(esa)], [zip_derived_cl110])).
% 17.16/3.08  thf(zip_derived_cl1676, plain,
% 17.16/3.08      ((( (c1_1 @ a527) | ~ (c0_1 @ a527)))
% 17.16/3.08         <= (~ ( (c3_1 @ a527)) & 
% 17.16/3.08             (![X0 : $i]: ( (c3_1 @ X0) | ~ (c0_1 @ X0) |  (c1_1 @ X0))))),
% 17.16/3.08      inference('s_sup-', [status(thm)], [zip_derived_cl509, zip_derived_cl423])).
% 17.16/3.08  thf('73', plain,
% 17.16/3.08      (~ ( (c0_1 @ a527)) | ( (c1_1 @ a527)) | 
% 17.16/3.08       ~ (![X0 : $i]: ( (c3_1 @ X0) | ~ (c0_1 @ X0) |  (c1_1 @ X0))) | 
% 17.16/3.08       ( (c3_1 @ a527))),
% 17.16/3.08      inference('split', [status(esa)], [zip_derived_cl1676])).
% 17.16/3.08  thf(clause69, conjecture, (~( ( c2_1 @ a527 ) | ( ~( hskp14 ) ) ))).
% 17.16/3.08  thf(zf_stmt_68, negated_conjecture, (( c2_1 @ a527 ) | ( ~( hskp14 ) )),
% 17.16/3.08    inference('cnf.neg', [status(esa)], [clause69])).
% 17.16/3.08  thf(zip_derived_cl68, plain, (( (c2_1 @ a527) | ~ (hskp14))),
% 17.16/3.08      inference('cnf', [status(esa)], [zf_stmt_68])).
% 17.16/3.08  thf('74', plain, (( (c2_1 @ a527)) | ~ ( (hskp14))),
% 17.16/3.08      inference('split', [status(esa)], [zip_derived_cl68])).
% 17.16/3.08  thf(clause110, conjecture, (~( ( ~( hskp14 ) ) | ( ~( c1_1 @ a527 ) ) ))).
% 17.16/3.08  thf(zf_stmt_69, negated_conjecture, (( ~( hskp14 ) ) | ( ~( c1_1 @ a527 ) )),
% 17.16/3.08    inference('cnf.neg', [status(esa)], [clause110])).
% 17.16/3.08  thf(zip_derived_cl109, plain, ((~ (hskp14) | ~ (c1_1 @ a527))),
% 17.16/3.08      inference('cnf', [status(esa)], [zf_stmt_69])).
% 17.16/3.08  thf('75', plain, (~ ( (c1_1 @ a527)) | ~ ( (hskp14))),
% 17.16/3.08      inference('split', [status(esa)], [zip_derived_cl109])).
% 17.16/3.08  thf('76', plain, (~ ( (c3_1 @ a527)) | ~ ( (hskp14))),
% 17.16/3.08      inference('split', [status(esa)], [zip_derived_cl110])).
% 17.16/3.08  thf(clause173, conjecture,
% 17.16/3.08    (~( ( hskp14 ) | ( c0_1 @ V ) | ( c2_1 @ U ) | ( c1_1 @ U ) | 
% 17.16/3.08        ( ~( c3_1 @ V ) ) | ( ~( c2_1 @ V ) ) | ( ~( ndr1_0 ) ) | 
% 17.16/3.08        ( ~( c0_1 @ U ) ) ))).
% 17.16/3.08  thf(zf_stmt_70, negated_conjecture,
% 17.16/3.08    (( hskp14 ) | ( c0_1 @ V ) | ( c2_1 @ U ) | ( c1_1 @ U ) | 
% 17.16/3.08     ( ~( c3_1 @ V ) ) | ( ~( c2_1 @ V ) ) | ( ~( ndr1_0 ) ) | 
% 17.16/3.08     ( ~( c0_1 @ U ) )),
% 17.16/3.08    inference('cnf.neg', [status(esa)], [clause173])).
% 17.16/3.08  thf(zip_derived_cl172, plain,
% 17.16/3.08      (![X0 : $i, X1 : $i]:
% 17.16/3.08         ( (hskp14)
% 17.16/3.08          |  (c0_1 @ X0)
% 17.16/3.08          |  (c2_1 @ X1)
% 17.16/3.08          |  (c1_1 @ X1)
% 17.16/3.08          | ~ (c3_1 @ X0)
% 17.16/3.08          | ~ (c2_1 @ X0)
% 17.16/3.08          | ~ (ndr1_0)
% 17.16/3.08          | ~ (c0_1 @ X1))),
% 17.16/3.08      inference('cnf', [status(esa)], [zf_stmt_70])).
% 17.16/3.08  thf('77', plain,
% 17.16/3.08      (( (hskp14)) | 
% 17.16/3.08       (![X0 : $i]: (~ (c3_1 @ X0) | ~ (c2_1 @ X0) |  (c0_1 @ X0))) | 
% 17.16/3.08       ~ ( (ndr1_0)) | 
% 17.16/3.08       (![X1 : $i]: ( (c1_1 @ X1) |  (c2_1 @ X1) | ~ (c0_1 @ X1)))),
% 17.16/3.08      inference('split', [status(esa)], [zip_derived_cl172])).
% 17.16/3.08  thf(zip_derived_cl529, plain,
% 17.16/3.08      ((![X0 : $i]: (~ (c3_1 @ X0) | ~ (c2_1 @ X0) |  (c0_1 @ X0)))
% 17.16/3.08         <= ((![X0 : $i]: (~ (c3_1 @ X0) | ~ (c2_1 @ X0) |  (c0_1 @ X0))))),
% 17.16/3.08      inference('split', [status(esa)], [zip_derived_cl149])).
% 17.16/3.08  thf(zip_derived_cl359, plain, (( (c3_1 @ a505)) <= (( (c3_1 @ a505)))),
% 17.16/3.08      inference('split', [status(esa)], [zip_derived_cl78])).
% 17.16/3.08  thf(zip_derived_cl992, plain,
% 17.16/3.08      ((( (c0_1 @ a505) | ~ (c2_1 @ a505)))
% 17.16/3.08         <= (( (c3_1 @ a505)) & 
% 17.16/3.08             (![X0 : $i]: (~ (c3_1 @ X0) | ~ (c2_1 @ X0) |  (c0_1 @ X0))))),
% 17.16/3.08      inference('s_sup+', [status(thm)], [zip_derived_cl529, zip_derived_cl359])).
% 17.16/3.08  thf('78', plain,
% 17.16/3.08      (~ ( (c2_1 @ a505)) | ( (c0_1 @ a505)) | 
% 17.16/3.08       ~ (![X0 : $i]: (~ (c3_1 @ X0) | ~ (c2_1 @ X0) |  (c0_1 @ X0))) | 
% 17.16/3.08       ~ ( (c3_1 @ a505))),
% 17.16/3.08      inference('split', [status(esa)], [zip_derived_cl992])).
% 17.16/3.08  thf('79', plain, (( (c2_1 @ a505)) | ~ ( (hskp8))),
% 17.16/3.08      inference('split', [status(esa)], [zip_derived_cl77])).
% 17.16/3.08  thf('80', plain, (( (c3_1 @ a505)) | ~ ( (hskp8))),
% 17.16/3.08      inference('split', [status(esa)], [zip_derived_cl78])).
% 17.16/3.08  thf(clause119, conjecture, (~( ( ~( hskp8 ) ) | ( ~( c0_1 @ a505 ) ) ))).
% 17.16/3.08  thf(zf_stmt_71, negated_conjecture, (( ~( hskp8 ) ) | ( ~( c0_1 @ a505 ) )),
% 17.16/3.08    inference('cnf.neg', [status(esa)], [clause119])).
% 17.16/3.08  thf(zip_derived_cl118, plain, ((~ (hskp8) | ~ (c0_1 @ a505))),
% 17.16/3.08      inference('cnf', [status(esa)], [zf_stmt_71])).
% 17.16/3.08  thf('81', plain, (~ ( (c0_1 @ a505)) | ~ ( (hskp8))),
% 17.16/3.08      inference('split', [status(esa)], [zip_derived_cl118])).
% 17.16/3.08  thf(clause85, conjecture, (~( ( c2_1 @ a497 ) | ( ~( hskp3 ) ) ))).
% 17.16/3.08  thf(zf_stmt_72, negated_conjecture, (( c2_1 @ a497 ) | ( ~( hskp3 ) )),
% 17.16/3.08    inference('cnf.neg', [status(esa)], [clause85])).
% 17.16/3.08  thf(zip_derived_cl84, plain, (( (c2_1 @ a497) | ~ (hskp3))),
% 17.16/3.08      inference('cnf', [status(esa)], [zf_stmt_72])).
% 17.16/3.08  thf('82', plain, (( (c2_1 @ a497)) | ~ ( (hskp3))),
% 17.16/3.08      inference('split', [status(esa)], [zip_derived_cl84])).
% 17.16/3.08  thf(clause127, conjecture, (~( ( ~( hskp3 ) ) | ( ~( c0_1 @ a497 ) ) ))).
% 17.16/3.08  thf(zf_stmt_73, negated_conjecture, (( ~( hskp3 ) ) | ( ~( c0_1 @ a497 ) )),
% 17.16/3.08    inference('cnf.neg', [status(esa)], [clause127])).
% 17.16/3.08  thf(zip_derived_cl126, plain, ((~ (hskp3) | ~ (c0_1 @ a497))),
% 17.16/3.08      inference('cnf', [status(esa)], [zf_stmt_73])).
% 17.16/3.08  thf('83', plain, (~ ( (c0_1 @ a497)) | ~ ( (hskp3))),
% 17.16/3.08      inference('split', [status(esa)], [zip_derived_cl126])).
% 17.16/3.08  thf(clause128, conjecture, (~( ( ~( hskp3 ) ) | ( ~( c1_1 @ a497 ) ) ))).
% 17.16/3.08  thf(zf_stmt_74, negated_conjecture, (( ~( hskp3 ) ) | ( ~( c1_1 @ a497 ) )),
% 17.16/3.08    inference('cnf.neg', [status(esa)], [clause128])).
% 17.16/3.08  thf(zip_derived_cl127, plain, ((~ (hskp3) | ~ (c1_1 @ a497))),
% 17.16/3.08      inference('cnf', [status(esa)], [zf_stmt_74])).
% 17.16/3.08  thf('84', plain, (~ ( (c1_1 @ a497)) | ~ ( (hskp3))),
% 17.16/3.08      inference('split', [status(esa)], [zip_derived_cl127])).
% 17.16/3.08  thf(clause181, conjecture,
% 17.16/3.08    (~( ( hskp3 ) | ( c2_1 @ V ) | ( c1_1 @ V ) | ( ~( c0_1 @ V ) ) | 
% 17.16/3.08        ( ~( ndr1_0 ) ) | ( ~( c2_1 @ U ) ) | ( ~( c1_1 @ U ) ) | 
% 17.16/3.08        ( ~( c0_1 @ U ) ) ))).
% 17.16/3.08  thf(zf_stmt_75, negated_conjecture,
% 17.16/3.08    (( hskp3 ) | ( c2_1 @ V ) | ( c1_1 @ V ) | ( ~( c0_1 @ V ) ) | 
% 17.16/3.08     ( ~( ndr1_0 ) ) | ( ~( c2_1 @ U ) ) | ( ~( c1_1 @ U ) ) | 
% 17.16/3.08     ( ~( c0_1 @ U ) )),
% 17.16/3.08    inference('cnf.neg', [status(esa)], [clause181])).
% 17.16/3.08  thf(zip_derived_cl180, plain,
% 17.16/3.08      (![X0 : $i, X1 : $i]:
% 17.16/3.08         ( (hskp3)
% 17.16/3.08          |  (c2_1 @ X0)
% 17.16/3.08          |  (c1_1 @ X0)
% 17.16/3.08          | ~ (c0_1 @ X0)
% 17.16/3.08          | ~ (ndr1_0)
% 17.16/3.08          | ~ (c2_1 @ X1)
% 17.16/3.08          | ~ (c1_1 @ X1)
% 17.16/3.08          | ~ (c0_1 @ X1))),
% 17.16/3.08      inference('cnf', [status(esa)], [zf_stmt_75])).
% 17.16/3.08  thf('85', plain,
% 17.16/3.08      (( (hskp3)) | 
% 17.16/3.08       (![X0 : $i]: (~ (c2_1 @ X0) | ~ (c0_1 @ X0) | ~ (c1_1 @ X0))) | 
% 17.16/3.08       (![X1 : $i]: ( (c1_1 @ X1) |  (c2_1 @ X1) | ~ (c0_1 @ X1))) | 
% 17.16/3.08       ~ ( (ndr1_0))),
% 17.16/3.08      inference('split', [status(esa)], [zip_derived_cl180])).
% 17.16/3.08  thf(clause42, conjecture, (~( ( c2_1 @ a522 ) | ( ~( hskp31 ) ) ))).
% 17.16/3.08  thf(zf_stmt_76, negated_conjecture, (( c2_1 @ a522 ) | ( ~( hskp31 ) )),
% 17.16/3.08    inference('cnf.neg', [status(esa)], [clause42])).
% 17.16/3.08  thf(zip_derived_cl41, plain, (( (c2_1 @ a522) | ~ (hskp31))),
% 17.16/3.08      inference('cnf', [status(esa)], [zf_stmt_76])).
% 17.16/3.08  thf(zip_derived_cl285, plain, (( (c2_1 @ a522)) <= (( (c2_1 @ a522)))),
% 17.16/3.08      inference('split', [status(esa)], [zip_derived_cl41])).
% 17.16/3.08  thf(zip_derived_cl553, plain,
% 17.16/3.08      ((![X0 : $i]: (~ (c2_1 @ X0) | ~ (c0_1 @ X0) | ~ (c1_1 @ X0)))
% 17.16/3.08         <= ((![X0 : $i]: (~ (c2_1 @ X0) | ~ (c0_1 @ X0) | ~ (c1_1 @ X0))))),
% 17.16/3.08      inference('split', [status(esa)], [zip_derived_cl155])).
% 17.16/3.08  thf(zip_derived_cl742, plain,
% 17.16/3.08      (((~ (c0_1 @ a522) | ~ (c1_1 @ a522)))
% 17.16/3.08         <= (( (c2_1 @ a522)) & 
% 17.16/3.08             (![X0 : $i]: (~ (c2_1 @ X0) | ~ (c0_1 @ X0) | ~ (c1_1 @ X0))))),
% 17.16/3.08      inference('s_sup-', [status(thm)], [zip_derived_cl285, zip_derived_cl553])).
% 17.16/3.08  thf('86', plain,
% 17.16/3.08      (~ ( (c1_1 @ a522)) | ~ ( (c2_1 @ a522)) | 
% 17.16/3.08       ~ (![X0 : $i]: (~ (c2_1 @ X0) | ~ (c0_1 @ X0) | ~ (c1_1 @ X0))) | 
% 17.16/3.08       ~ ( (c0_1 @ a522))),
% 17.16/3.08      inference('split', [status(esa)], [zip_derived_cl742])).
% 17.16/3.08  thf(clause40, conjecture, (~( ( c0_1 @ a522 ) | ( ~( hskp31 ) ) ))).
% 17.16/3.08  thf(zf_stmt_77, negated_conjecture, (( c0_1 @ a522 ) | ( ~( hskp31 ) )),
% 17.16/3.08    inference('cnf.neg', [status(esa)], [clause40])).
% 17.16/3.08  thf(zip_derived_cl39, plain, (( (c0_1 @ a522) | ~ (hskp31))),
% 17.16/3.08      inference('cnf', [status(esa)], [zf_stmt_77])).
% 17.16/3.08  thf('87', plain, (( (c0_1 @ a522)) | ~ ( (hskp31))),
% 17.16/3.08      inference('split', [status(esa)], [zip_derived_cl39])).
% 17.16/3.08  thf(clause41, conjecture, (~( ( c1_1 @ a522 ) | ( ~( hskp31 ) ) ))).
% 17.16/3.08  thf(zf_stmt_78, negated_conjecture, (( c1_1 @ a522 ) | ( ~( hskp31 ) )),
% 17.16/3.08    inference('cnf.neg', [status(esa)], [clause41])).
% 17.16/3.08  thf(zip_derived_cl40, plain, (( (c1_1 @ a522) | ~ (hskp31))),
% 17.16/3.08      inference('cnf', [status(esa)], [zf_stmt_78])).
% 17.16/3.08  thf('88', plain, (( (c1_1 @ a522)) | ~ ( (hskp31))),
% 17.16/3.08      inference('split', [status(esa)], [zip_derived_cl40])).
% 17.16/3.08  thf('89', plain, (( (c2_1 @ a522)) | ~ ( (hskp31))),
% 17.16/3.08      inference('split', [status(esa)], [zip_derived_cl41])).
% 17.16/3.08  thf('90', plain,
% 17.16/3.08      (( (hskp31)) | 
% 17.16/3.08       (![X0 : $i]: ( (c3_1 @ X0) | ~ (c0_1 @ X0) |  (c1_1 @ X0))) | 
% 17.16/3.08       ( (hskp4)) | ~ ( (ndr1_0))),
% 17.16/3.08      inference('split', [status(esa)], [zip_derived_cl144])).
% 17.16/3.08  thf(zip_derived_cl481, plain,
% 17.16/3.08      ((![X0 : $i]: (~ (c2_1 @ X0) |  (c0_1 @ X0) |  (c1_1 @ X0)))
% 17.16/3.08         <= ((![X0 : $i]: (~ (c2_1 @ X0) |  (c0_1 @ X0) |  (c1_1 @ X0))))),
% 17.16/3.08      inference('split', [status(esa)], [zip_derived_cl137])).
% 17.16/3.08  thf(zip_derived_cl371, plain, (( (c2_1 @ a497)) <= (( (c2_1 @ a497)))),
% 17.16/3.08      inference('split', [status(esa)], [zip_derived_cl84])).
% 17.16/3.08  thf(zip_derived_cl1150, plain,
% 17.16/3.08      ((( (c1_1 @ a497) |  (c0_1 @ a497)))
% 17.16/3.08         <= (( (c2_1 @ a497)) & 
% 17.16/3.08             (![X0 : $i]: (~ (c2_1 @ X0) |  (c0_1 @ X0) |  (c1_1 @ X0))))),
% 17.16/3.08      inference('s_sup+', [status(thm)], [zip_derived_cl481, zip_derived_cl371])).
% 17.16/3.08  thf('91', plain,
% 17.16/3.08      (~ (![X0 : $i]: (~ (c2_1 @ X0) |  (c0_1 @ X0) |  (c1_1 @ X0))) | 
% 17.16/3.08       ( (c0_1 @ a497)) | ( (c1_1 @ a497)) | ~ ( (c2_1 @ a497))),
% 17.16/3.08      inference('split', [status(esa)], [zip_derived_cl1150])).
% 17.16/3.08  thf('92', plain,
% 17.16/3.08      (( (hskp4)) | 
% 17.16/3.08       (![X0 : $i]: (~ (c2_1 @ X0) |  (c0_1 @ X0) |  (c1_1 @ X0))) | 
% 17.16/3.08       (![X1 : $i]: ( (c3_1 @ X1) | ~ (c2_1 @ X1) | ~ (c0_1 @ X1))) | 
% 17.16/3.08       ~ ( (ndr1_0))),
% 17.16/3.08      inference('split', [status(esa)], [zip_derived_cl167])).
% 17.16/3.08  thf(zip_derived_cl481, plain,
% 17.16/3.08      ((![X0 : $i]: (~ (c2_1 @ X0) |  (c0_1 @ X0) |  (c1_1 @ X0)))
% 17.16/3.08         <= ((![X0 : $i]: (~ (c2_1 @ X0) |  (c0_1 @ X0) |  (c1_1 @ X0))))),
% 17.16/3.08      inference('split', [status(esa)], [zip_derived_cl137])).
% 17.16/3.08  thf(zip_derived_cl339, plain, (( (c2_1 @ a527)) <= (( (c2_1 @ a527)))),
% 17.16/3.08      inference('split', [status(esa)], [zip_derived_cl68])).
% 17.16/3.08  thf(zip_derived_cl1145, plain,
% 17.16/3.08      ((( (c1_1 @ a527) |  (c0_1 @ a527)))
% 17.16/3.08         <= (( (c2_1 @ a527)) & 
% 17.16/3.08             (![X0 : $i]: (~ (c2_1 @ X0) |  (c0_1 @ X0) |  (c1_1 @ X0))))),
% 17.16/3.08      inference('s_sup+', [status(thm)], [zip_derived_cl481, zip_derived_cl339])).
% 17.16/3.08  thf('93', plain,
% 17.16/3.08      (( (c0_1 @ a527)) | 
% 17.16/3.08       ~ (![X0 : $i]: (~ (c2_1 @ X0) |  (c0_1 @ X0) |  (c1_1 @ X0))) | 
% 17.16/3.08       ( (c1_1 @ a527)) | ~ ( (c2_1 @ a527))),
% 17.16/3.08      inference('split', [status(esa)], [zip_derived_cl1145])).
% 17.16/3.08  thf(clause61, conjecture, (~( ( c1_1 @ a534 ) | ( ~( hskp19 ) ) ))).
% 17.16/3.08  thf(zf_stmt_79, negated_conjecture, (( c1_1 @ a534 ) | ( ~( hskp19 ) )),
% 17.16/3.08    inference('cnf.neg', [status(esa)], [clause61])).
% 17.16/3.08  thf(zip_derived_cl60, plain, (( (c1_1 @ a534) | ~ (hskp19))),
% 17.16/3.08      inference('cnf', [status(esa)], [zf_stmt_79])).
% 17.16/3.08  thf('94', plain, (( (c1_1 @ a534)) | ~ ( (hskp19))),
% 17.16/3.08      inference('split', [status(esa)], [zip_derived_cl60])).
% 17.16/3.08  thf(zip_derived_cl537, plain,
% 17.16/3.08      ((![X0 : $i]: ( (c2_1 @ X0) | ~ (c0_1 @ X0) | ~ (c1_1 @ X0)))
% 17.16/3.08         <= ((![X0 : $i]: ( (c2_1 @ X0) | ~ (c0_1 @ X0) | ~ (c1_1 @ X0))))),
% 17.16/3.08      inference('split', [status(esa)], [zip_derived_cl151])).
% 17.16/3.08  thf(clause103, conjecture, (~( ( ~( hskp19 ) ) | ( ~( c2_1 @ a534 ) ) ))).
% 17.16/3.08  thf(zf_stmt_80, negated_conjecture, (( ~( hskp19 ) ) | ( ~( c2_1 @ a534 ) )),
% 17.16/3.08    inference('cnf.neg', [status(esa)], [clause103])).
% 17.16/3.08  thf(zip_derived_cl102, plain, ((~ (hskp19) | ~ (c2_1 @ a534))),
% 17.16/3.08      inference('cnf', [status(esa)], [zf_stmt_80])).
% 17.16/3.08  thf(zip_derived_cl407, plain, ((~ (c2_1 @ a534)) <= (~ ( (c2_1 @ a534)))),
% 17.16/3.08      inference('split', [status(esa)], [zip_derived_cl102])).
% 17.16/3.08  thf(zip_derived_cl1463, plain,
% 17.16/3.08      (((~ (c1_1 @ a534) | ~ (c0_1 @ a534)))
% 17.16/3.08         <= (~ ( (c2_1 @ a534)) & 
% 17.16/3.08             (![X0 : $i]: ( (c2_1 @ X0) | ~ (c0_1 @ X0) | ~ (c1_1 @ X0))))),
% 17.16/3.08      inference('s_sup-', [status(thm)], [zip_derived_cl537, zip_derived_cl407])).
% 17.16/3.08  thf('95', plain,
% 17.16/3.08      (~ ( (c0_1 @ a534)) | ~ ( (c1_1 @ a534)) | 
% 17.16/3.08       ~ (![X0 : $i]: ( (c2_1 @ X0) | ~ (c0_1 @ X0) | ~ (c1_1 @ X0))) | 
% 17.16/3.08       ( (c2_1 @ a534))),
% 17.16/3.08      inference('split', [status(esa)], [zip_derived_cl1463])).
% 17.16/3.08  thf('96', plain, (~ ( (c2_1 @ a534)) | ~ ( (hskp19))),
% 17.16/3.08      inference('split', [status(esa)], [zip_derived_cl102])).
% 17.16/3.08  thf(clause104, conjecture, (~( ( ~( hskp19 ) ) | ( ~( c3_1 @ a534 ) ) ))).
% 17.16/3.08  thf(zf_stmt_81, negated_conjecture, (( ~( hskp19 ) ) | ( ~( c3_1 @ a534 ) )),
% 17.16/3.08    inference('cnf.neg', [status(esa)], [clause104])).
% 17.16/3.08  thf(zip_derived_cl103, plain, ((~ (hskp19) | ~ (c3_1 @ a534))),
% 17.16/3.08      inference('cnf', [status(esa)], [zf_stmt_81])).
% 17.16/3.08  thf('97', plain, (~ ( (c3_1 @ a534)) | ~ ( (hskp19))),
% 17.16/3.08      inference('split', [status(esa)], [zip_derived_cl103])).
% 17.16/3.08  thf(zip_derived_cl473, plain,
% 17.16/3.08      ((![X0 : $i]: ( (c3_1 @ X0) |  (c2_1 @ X0) |  (c0_1 @ X0)))
% 17.16/3.08         <= ((![X0 : $i]: ( (c3_1 @ X0) |  (c2_1 @ X0) |  (c0_1 @ X0))))),
% 17.16/3.08      inference('split', [status(esa)], [zip_derived_cl135])).
% 17.16/3.08  thf(zip_derived_cl409, plain, ((~ (c3_1 @ a534)) <= (~ ( (c3_1 @ a534)))),
% 17.16/3.08      inference('split', [status(esa)], [zip_derived_cl103])).
% 17.16/3.08  thf(zip_derived_cl946, plain,
% 17.16/3.08      ((( (c0_1 @ a534) |  (c2_1 @ a534)))
% 17.16/3.08         <= (~ ( (c3_1 @ a534)) & 
% 17.16/3.08             (![X0 : $i]: ( (c3_1 @ X0) |  (c2_1 @ X0) |  (c0_1 @ X0))))),
% 17.16/3.08      inference('s_sup-', [status(thm)], [zip_derived_cl473, zip_derived_cl409])).
% 17.16/3.08  thf('98', plain,
% 17.16/3.08      (~ (![X0 : $i]: ( (c3_1 @ X0) |  (c2_1 @ X0) |  (c0_1 @ X0))) | 
% 17.16/3.08       ( (c0_1 @ a534)) | ( (c2_1 @ a534)) | ( (c3_1 @ a534))),
% 17.16/3.08      inference('split', [status(esa)], [zip_derived_cl946])).
% 17.16/3.08  thf(clause70, conjecture, (~( ( c0_1 @ a520 ) | ( ~( hskp13 ) ) ))).
% 17.16/3.08  thf(zf_stmt_82, negated_conjecture, (( c0_1 @ a520 ) | ( ~( hskp13 ) )),
% 17.16/3.08    inference('cnf.neg', [status(esa)], [clause70])).
% 17.16/3.08  thf(zip_derived_cl69, plain, (( (c0_1 @ a520) | ~ (hskp13))),
% 17.16/3.08      inference('cnf', [status(esa)], [zf_stmt_82])).
% 17.16/3.08  thf('99', plain, (( (c0_1 @ a520)) | ~ ( (hskp13))),
% 17.16/3.08      inference('split', [status(esa)], [zip_derived_cl69])).
% 17.16/3.08  thf('100', plain, (( (c2_1 @ a520)) | ~ ( (hskp13))),
% 17.16/3.08      inference('split', [status(esa)], [zip_derived_cl70])).
% 17.16/3.08  thf('101', plain, (~ ( (c3_1 @ a520)) | ~ ( (hskp13))),
% 17.16/3.08      inference('split', [status(esa)], [zip_derived_cl111])).
% 17.16/3.08  thf(zip_derived_cl601, plain,
% 17.16/3.08      ((![X1 : $i]: ( (c3_1 @ X1) | ~ (c2_1 @ X1) | ~ (c0_1 @ X1)))
% 17.16/3.08         <= ((![X1 : $i]: ( (c3_1 @ X1) | ~ (c2_1 @ X1) | ~ (c0_1 @ X1))))),
% 17.16/3.08      inference('split', [status(esa)], [zip_derived_cl167])).
% 17.16/3.08  thf(zip_derived_cl425, plain, ((~ (c3_1 @ a520)) <= (~ ( (c3_1 @ a520)))),
% 17.16/3.08      inference('split', [status(esa)], [zip_derived_cl111])).
% 17.16/3.08  thf(zip_derived_cl1600, plain,
% 17.16/3.08      (((~ (c0_1 @ a520) | ~ (c2_1 @ a520)))
% 17.16/3.08         <= (~ ( (c3_1 @ a520)) & 
% 17.16/3.08             (![X1 : $i]: ( (c3_1 @ X1) | ~ (c2_1 @ X1) | ~ (c0_1 @ X1))))),
% 17.16/3.08      inference('s_sup-', [status(thm)], [zip_derived_cl601, zip_derived_cl425])).
% 17.16/3.08  thf('102', plain,
% 17.16/3.08      (~ (![X1 : $i]: ( (c3_1 @ X1) | ~ (c2_1 @ X1) | ~ (c0_1 @ X1))) | 
% 17.16/3.08       ~ ( (c2_1 @ a520)) | ( (c3_1 @ a520)) | ~ ( (c0_1 @ a520))),
% 17.16/3.08      inference('split', [status(esa)], [zip_derived_cl1600])).
% 17.16/3.08  thf(clause163, conjecture,
% 17.16/3.08    (~( ( hskp9 ) | ( c2_1 @ V ) | ( c0_1 @ V ) | ( c2_1 @ U ) | 
% 17.16/3.08        ( c1_1 @ U ) | ( ~( c1_1 @ V ) ) | ( ~( ndr1_0 ) ) | ( ~( c0_1 @ U ) ) ))).
% 17.16/3.08  thf(zf_stmt_83, negated_conjecture,
% 17.16/3.08    (( hskp9 ) | ( c2_1 @ V ) | ( c0_1 @ V ) | ( c2_1 @ U ) | ( c1_1 @ U ) | 
% 17.16/3.08     ( ~( c1_1 @ V ) ) | ( ~( ndr1_0 ) ) | ( ~( c0_1 @ U ) )),
% 17.16/3.08    inference('cnf.neg', [status(esa)], [clause163])).
% 17.16/3.08  thf(zip_derived_cl162, plain,
% 17.16/3.08      (![X0 : $i, X1 : $i]:
% 17.16/3.08         ( (hskp9)
% 17.16/3.08          |  (c2_1 @ X0)
% 17.16/3.08          |  (c0_1 @ X0)
% 17.16/3.08          |  (c2_1 @ X1)
% 17.16/3.08          |  (c1_1 @ X1)
% 17.16/3.08          | ~ (c1_1 @ X0)
% 17.16/3.08          | ~ (ndr1_0)
% 17.16/3.08          | ~ (c0_1 @ X1))),
% 17.16/3.08      inference('cnf', [status(esa)], [zf_stmt_83])).
% 17.16/3.08  thf('103', plain,
% 17.16/3.08      (( (hskp9)) | 
% 17.16/3.08       (![X0 : $i]: ( (c2_1 @ X0) |  (c0_1 @ X0) | ~ (c1_1 @ X0))) | 
% 17.16/3.08       ~ ( (ndr1_0)) | 
% 17.16/3.08       (![X1 : $i]: ( (c1_1 @ X1) |  (c2_1 @ X1) | ~ (c0_1 @ X1)))),
% 17.16/3.08      inference('split', [status(esa)], [zip_derived_cl162])).
% 17.16/3.08  thf(clause77, conjecture, (~( ( c3_1 @ a507 ) | ( ~( hskp9 ) ) ))).
% 17.16/3.08  thf(zf_stmt_84, negated_conjecture, (( c3_1 @ a507 ) | ( ~( hskp9 ) )),
% 17.16/3.08    inference('cnf.neg', [status(esa)], [clause77])).
% 17.16/3.08  thf(zip_derived_cl76, plain, (( (c3_1 @ a507) | ~ (hskp9))),
% 17.16/3.08      inference('cnf', [status(esa)], [zf_stmt_84])).
% 17.16/3.08  thf('104', plain, (( (c3_1 @ a507)) | ~ ( (hskp9))),
% 17.16/3.08      inference('split', [status(esa)], [zip_derived_cl76])).
% 17.16/3.08  thf(clause117, conjecture, (~( ( ~( hskp9 ) ) | ( ~( c0_1 @ a507 ) ) ))).
% 17.16/3.08  thf(zf_stmt_85, negated_conjecture, (( ~( hskp9 ) ) | ( ~( c0_1 @ a507 ) )),
% 17.16/3.08    inference('cnf.neg', [status(esa)], [clause117])).
% 17.16/3.08  thf(zip_derived_cl116, plain, ((~ (hskp9) | ~ (c0_1 @ a507))),
% 17.16/3.08      inference('cnf', [status(esa)], [zf_stmt_85])).
% 17.16/3.08  thf('105', plain, (~ ( (c0_1 @ a507)) | ~ ( (hskp9))),
% 17.16/3.08      inference('split', [status(esa)], [zip_derived_cl116])).
% 17.16/3.08  thf(clause118, conjecture, (~( ( ~( hskp9 ) ) | ( ~( c1_1 @ a507 ) ) ))).
% 17.16/3.08  thf(zf_stmt_86, negated_conjecture, (( ~( hskp9 ) ) | ( ~( c1_1 @ a507 ) )),
% 17.16/3.08    inference('cnf.neg', [status(esa)], [clause118])).
% 17.16/3.08  thf(zip_derived_cl117, plain, ((~ (hskp9) | ~ (c1_1 @ a507))),
% 17.16/3.08      inference('cnf', [status(esa)], [zf_stmt_86])).
% 17.16/3.08  thf('106', plain, (~ ( (c1_1 @ a507)) | ~ ( (hskp9))),
% 17.16/3.08      inference('split', [status(esa)], [zip_derived_cl117])).
% 17.16/3.08  thf(zip_derived_cl485, plain,
% 17.16/3.08      ((![X0 : $i]: (~ (c3_1 @ X0) |  (c0_1 @ X0) |  (c1_1 @ X0)))
% 17.16/3.08         <= ((![X0 : $i]: (~ (c3_1 @ X0) |  (c0_1 @ X0) |  (c1_1 @ X0))))),
% 17.16/3.08      inference('split', [status(esa)], [zip_derived_cl138])).
% 17.16/3.08  thf(zip_derived_cl355, plain, (( (c3_1 @ a507)) <= (( (c3_1 @ a507)))),
% 17.16/3.08      inference('split', [status(esa)], [zip_derived_cl76])).
% 17.16/3.08  thf(zip_derived_cl1248, plain,
% 17.16/3.08      ((( (c1_1 @ a507) |  (c0_1 @ a507)))
% 17.16/3.08         <= (( (c3_1 @ a507)) & 
% 17.16/3.08             (![X0 : $i]: (~ (c3_1 @ X0) |  (c0_1 @ X0) |  (c1_1 @ X0))))),
% 17.16/3.08      inference('s_sup+', [status(thm)], [zip_derived_cl485, zip_derived_cl355])).
% 17.16/3.08  thf('107', plain,
% 17.16/3.08      (~ (![X0 : $i]: (~ (c3_1 @ X0) |  (c0_1 @ X0) |  (c1_1 @ X0))) | 
% 17.16/3.08       ~ ( (c3_1 @ a507)) | ( (c0_1 @ a507)) | ( (c1_1 @ a507))),
% 17.16/3.08      inference('split', [status(esa)], [zip_derived_cl1248])).
% 17.16/3.08  thf(zip_derived_cl493, plain,
% 17.16/3.08      ((![X0 : $i]: ( (c2_1 @ X0) |  (c0_1 @ X0) | ~ (c1_1 @ X0)))
% 17.16/3.08         <= ((![X0 : $i]: ( (c2_1 @ X0) |  (c0_1 @ X0) | ~ (c1_1 @ X0))))),
% 17.16/3.08      inference('split', [status(esa)], [zip_derived_cl140])).
% 17.16/3.08  thf(clause113, conjecture, (~( ( ~( hskp12 ) ) | ( ~( c2_1 @ a514 ) ) ))).
% 17.16/3.08  thf(zf_stmt_87, negated_conjecture, (( ~( hskp12 ) ) | ( ~( c2_1 @ a514 ) )),
% 17.16/3.08    inference('cnf.neg', [status(esa)], [clause113])).
% 17.16/3.08  thf(zip_derived_cl112, plain, ((~ (hskp12) | ~ (c2_1 @ a514))),
% 17.16/3.08      inference('cnf', [status(esa)], [zf_stmt_87])).
% 17.16/3.08  thf(zip_derived_cl427, plain, ((~ (c2_1 @ a514)) <= (~ ( (c2_1 @ a514)))),
% 17.16/3.08      inference('split', [status(esa)], [zip_derived_cl112])).
% 17.16/3.08  thf(zip_derived_cl1342, plain,
% 17.16/3.08      (((~ (c1_1 @ a514) |  (c0_1 @ a514)))
% 17.16/3.08         <= (~ ( (c2_1 @ a514)) & 
% 17.16/3.08             (![X0 : $i]: ( (c2_1 @ X0) |  (c0_1 @ X0) | ~ (c1_1 @ X0))))),
% 17.16/3.08      inference('s_sup-', [status(thm)], [zip_derived_cl493, zip_derived_cl427])).
% 17.16/3.08  thf('108', plain,
% 17.16/3.08      (( (c0_1 @ a514)) | ~ ( (c1_1 @ a514)) | 
% 17.16/3.08       ~ (![X0 : $i]: ( (c2_1 @ X0) |  (c0_1 @ X0) | ~ (c1_1 @ X0))) | 
% 17.16/3.08       ( (c2_1 @ a514))),
% 17.16/3.08      inference('split', [status(esa)], [zip_derived_cl1342])).
% 17.16/3.08  thf(zip_derived_cl545, plain,
% 17.16/3.08      ((![X0 : $i]: (~ (c3_1 @ X0) |  (c2_1 @ X0) | ~ (c1_1 @ X0)))
% 17.16/3.08         <= ((![X0 : $i]: (~ (c3_1 @ X0) |  (c2_1 @ X0) | ~ (c1_1 @ X0))))),
% 17.16/3.08      inference('split', [status(esa)], [zip_derived_cl153])).
% 17.16/3.08  thf(zip_derived_cl347, plain, (( (c3_1 @ a514)) <= (( (c3_1 @ a514)))),
% 17.16/3.08      inference('split', [status(esa)], [zip_derived_cl72])).
% 17.16/3.08  thf(zip_derived_cl1082, plain,
% 17.16/3.08      (((~ (c1_1 @ a514) |  (c2_1 @ a514)))
% 17.16/3.08         <= (( (c3_1 @ a514)) & 
% 17.16/3.08             (![X0 : $i]: (~ (c3_1 @ X0) |  (c2_1 @ X0) | ~ (c1_1 @ X0))))),
% 17.16/3.08      inference('s_sup+', [status(thm)], [zip_derived_cl545, zip_derived_cl347])).
% 17.16/3.08  thf('109', plain,
% 17.16/3.08      (~ ( (c3_1 @ a514)) | ( (c2_1 @ a514)) | 
% 17.16/3.08       ~ (![X0 : $i]: (~ (c3_1 @ X0) |  (c2_1 @ X0) | ~ (c1_1 @ X0))) | 
% 17.16/3.08       ~ ( (c1_1 @ a514))),
% 17.16/3.08      inference('split', [status(esa)], [zip_derived_cl1082])).
% 17.16/3.08  thf(zip_derived_cl537, plain,
% 17.16/3.08      ((![X0 : $i]: ( (c2_1 @ X0) | ~ (c0_1 @ X0) | ~ (c1_1 @ X0)))
% 17.16/3.08         <= ((![X0 : $i]: ( (c2_1 @ X0) | ~ (c0_1 @ X0) | ~ (c1_1 @ X0))))),
% 17.16/3.08      inference('split', [status(esa)], [zip_derived_cl151])).
% 17.16/3.08  thf(zip_derived_cl427, plain, ((~ (c2_1 @ a514)) <= (~ ( (c2_1 @ a514)))),
% 17.16/3.08      inference('split', [status(esa)], [zip_derived_cl112])).
% 17.16/3.08  thf(zip_derived_cl1466, plain,
% 17.16/3.08      (((~ (c1_1 @ a514) | ~ (c0_1 @ a514)))
% 17.16/3.08         <= (~ ( (c2_1 @ a514)) & 
% 17.16/3.08             (![X0 : $i]: ( (c2_1 @ X0) | ~ (c0_1 @ X0) | ~ (c1_1 @ X0))))),
% 17.16/3.08      inference('s_sup-', [status(thm)], [zip_derived_cl537, zip_derived_cl427])).
% 17.16/3.08  thf('110', plain,
% 17.16/3.08      (~ ( (c0_1 @ a514)) | ( (c2_1 @ a514)) | 
% 17.16/3.08       ~ (![X0 : $i]: ( (c2_1 @ X0) | ~ (c0_1 @ X0) | ~ (c1_1 @ X0))) | 
% 17.16/3.08       ~ ( (c1_1 @ a514))),
% 17.16/3.08      inference('split', [status(esa)], [zip_derived_cl1466])).
% 17.16/3.08  thf('111', plain, (( (c1_1 @ a514)) | ~ ( (hskp12))),
% 17.16/3.08      inference('split', [status(esa)], [zip_derived_cl71])).
% 17.16/3.08  thf('112', plain, (( (c3_1 @ a514)) | ~ ( (hskp12))),
% 17.16/3.08      inference('split', [status(esa)], [zip_derived_cl72])).
% 17.16/3.08  thf('113', plain, (~ ( (c2_1 @ a514)) | ~ ( (hskp12))),
% 17.16/3.08      inference('split', [status(esa)], [zip_derived_cl112])).
% 17.16/3.08  thf(clause33, conjecture, (~( ( hskp12 ) | ( hskp13 ) | ( hskp15 ) ))).
% 17.16/3.08  thf(zf_stmt_88, negated_conjecture, (( hskp12 ) | ( hskp13 ) | ( hskp15 )),
% 17.16/3.08    inference('cnf.neg', [status(esa)], [clause33])).
% 17.16/3.08  thf(zip_derived_cl32, plain, (( (hskp12) |  (hskp13) |  (hskp15))),
% 17.16/3.08      inference('cnf', [status(esa)], [zf_stmt_88])).
% 17.16/3.08  thf('114', plain, (( (hskp12)) | ( (hskp13)) | ( (hskp15))),
% 17.16/3.08      inference('split', [status(esa)], [zip_derived_cl32])).
% 17.16/3.08  thf(zip_derived_cl601, plain,
% 17.16/3.08      ((![X1 : $i]: ( (c3_1 @ X1) | ~ (c2_1 @ X1) | ~ (c0_1 @ X1)))
% 17.16/3.08         <= ((![X1 : $i]: ( (c3_1 @ X1) | ~ (c2_1 @ X1) | ~ (c0_1 @ X1))))),
% 17.16/3.08      inference('split', [status(esa)], [zip_derived_cl167])).
% 17.16/3.08  thf(zip_derived_cl419, plain, ((~ (c3_1 @ a528)) <= (~ ( (c3_1 @ a528)))),
% 17.16/3.08      inference('split', [status(esa)], [zip_derived_cl108])).
% 17.16/3.08  thf(zip_derived_cl1598, plain,
% 17.16/3.08      (((~ (c0_1 @ a528) | ~ (c2_1 @ a528)))
% 17.16/3.08         <= (~ ( (c3_1 @ a528)) & 
% 17.16/3.08             (![X1 : $i]: ( (c3_1 @ X1) | ~ (c2_1 @ X1) | ~ (c0_1 @ X1))))),
% 17.16/3.08      inference('s_sup-', [status(thm)], [zip_derived_cl601, zip_derived_cl419])).
% 17.16/3.08  thf('115', plain,
% 17.16/3.08      (~ (![X1 : $i]: ( (c3_1 @ X1) | ~ (c2_1 @ X1) | ~ (c0_1 @ X1))) | 
% 17.16/3.08       ~ ( (c2_1 @ a528)) | ( (c3_1 @ a528)) | ~ ( (c0_1 @ a528))),
% 17.16/3.08      inference('split', [status(esa)], [zip_derived_cl1598])).
% 17.16/3.08  thf(clause67, conjecture, (~( ( c0_1 @ a528 ) | ( ~( hskp15 ) ) ))).
% 17.16/3.08  thf(zf_stmt_89, negated_conjecture, (( c0_1 @ a528 ) | ( ~( hskp15 ) )),
% 17.16/3.08    inference('cnf.neg', [status(esa)], [clause67])).
% 17.16/3.08  thf(zip_derived_cl66, plain, (( (c0_1 @ a528) | ~ (hskp15))),
% 17.16/3.08      inference('cnf', [status(esa)], [zf_stmt_89])).
% 17.16/3.08  thf('116', plain, (( (c0_1 @ a528)) | ~ ( (hskp15))),
% 17.16/3.08      inference('split', [status(esa)], [zip_derived_cl66])).
% 17.16/3.08  thf(clause68, conjecture, (~( ( c1_1 @ a528 ) | ( ~( hskp15 ) ) ))).
% 17.16/3.08  thf(zf_stmt_90, negated_conjecture, (( c1_1 @ a528 ) | ( ~( hskp15 ) )),
% 17.16/3.08    inference('cnf.neg', [status(esa)], [clause68])).
% 17.16/3.08  thf(zip_derived_cl67, plain, (( (c1_1 @ a528) | ~ (hskp15))),
% 17.16/3.08      inference('cnf', [status(esa)], [zf_stmt_90])).
% 17.16/3.08  thf('117', plain, (( (c1_1 @ a528)) | ~ ( (hskp15))),
% 17.16/3.08      inference('split', [status(esa)], [zip_derived_cl67])).
% 17.16/3.08  thf('118', plain, (~ ( (c3_1 @ a528)) | ~ ( (hskp15))),
% 17.16/3.08      inference('split', [status(esa)], [zip_derived_cl108])).
% 17.16/3.08  thf(zip_derived_cl2138, plain, ((~ (c2_1 @ a528)) <= (~ ( (c2_1 @ a528)))),
% 17.16/3.08      inference('split', [status(esa)], [zip_derived_cl1598])).
% 17.16/3.08  thf(zip_derived_cl537, plain,
% 17.16/3.08      ((![X0 : $i]: ( (c2_1 @ X0) | ~ (c0_1 @ X0) | ~ (c1_1 @ X0)))
% 17.16/3.08         <= ((![X0 : $i]: ( (c2_1 @ X0) | ~ (c0_1 @ X0) | ~ (c1_1 @ X0))))),
% 17.16/3.08      inference('split', [status(esa)], [zip_derived_cl151])).
% 17.16/3.08  thf(zip_derived_cl2141, plain,
% 17.16/3.08      (((~ (c0_1 @ a528) | ~ (c1_1 @ a528)))
% 17.16/3.08         <= (~ ( (c2_1 @ a528)) & 
% 17.16/3.08             (![X0 : $i]: ( (c2_1 @ X0) | ~ (c0_1 @ X0) | ~ (c1_1 @ X0))))),
% 17.16/3.08      inference('s_sup+', [status(thm)],
% 17.16/3.08                [zip_derived_cl2138, zip_derived_cl537])).
% 17.16/3.08  thf('119', plain,
% 17.16/3.08      (( (c2_1 @ a528)) | ~ ( (c0_1 @ a528)) | 
% 17.16/3.08       ~ (![X0 : $i]: ( (c2_1 @ X0) | ~ (c0_1 @ X0) | ~ (c1_1 @ X0))) | 
% 17.16/3.08       ~ ( (c1_1 @ a528))),
% 17.16/3.08      inference('split', [status(esa)], [zip_derived_cl2141])).
% 17.16/3.08  thf(clause195, conjecture,
% 17.16/3.08    (~( ( c2_1 @ W ) | ( c0_1 @ W ) | ( c0_1 @ V ) | ( c2_1 @ U ) | 
% 17.16/3.08        ( ~( c1_1 @ W ) ) | ( ~( c2_1 @ V ) ) | ( ~( c1_1 @ V ) ) | 
% 17.16/3.08        ( ~( ndr1_0 ) ) | ( ~( c3_1 @ U ) ) | ( ~( c1_1 @ U ) ) ))).
% 17.16/3.08  thf(zf_stmt_91, negated_conjecture,
% 17.16/3.08    (( c2_1 @ W ) | ( c0_1 @ W ) | ( c0_1 @ V ) | ( c2_1 @ U ) | 
% 17.16/3.08     ( ~( c1_1 @ W ) ) | ( ~( c2_1 @ V ) ) | ( ~( c1_1 @ V ) ) | 
% 17.16/3.08     ( ~( ndr1_0 ) ) | ( ~( c3_1 @ U ) ) | ( ~( c1_1 @ U ) )),
% 17.16/3.08    inference('cnf.neg', [status(esa)], [clause195])).
% 17.16/3.08  thf(zip_derived_cl194, plain,
% 17.16/3.08      (![X0 : $i, X1 : $i, X2 : $i]:
% 17.16/3.08         ( (c2_1 @ X0)
% 17.16/3.08          |  (c0_1 @ X0)
% 17.16/3.08          |  (c0_1 @ X1)
% 17.16/3.08          |  (c2_1 @ X2)
% 17.16/3.08          | ~ (c1_1 @ X0)
% 17.16/3.08          | ~ (c2_1 @ X1)
% 17.16/3.08          | ~ (c1_1 @ X1)
% 17.16/3.08          | ~ (ndr1_0)
% 17.16/3.08          | ~ (c3_1 @ X2)
% 17.16/3.08          | ~ (c1_1 @ X2))),
% 17.16/3.08      inference('cnf', [status(esa)], [zf_stmt_91])).
% 17.16/3.08  thf('120', plain,
% 17.16/3.08      ((![X0 : $i]: (~ (c3_1 @ X0) |  (c2_1 @ X0) | ~ (c1_1 @ X0))) | 
% 17.16/3.08       (![X0 : $i]: ( (c2_1 @ X0) |  (c0_1 @ X0) | ~ (c1_1 @ X0))) | 
% 17.16/3.08       ~ ( (ndr1_0)) | 
% 17.16/3.08       (![X0 : $i]: (~ (c2_1 @ X0) |  (c0_1 @ X0) | ~ (c1_1 @ X0)))),
% 17.16/3.08      inference('split', [status(esa)], [zip_derived_cl194])).
% 17.16/3.08  thf(clause172, conjecture,
% 17.16/3.08    (~( ( hskp10 ) | ( c0_1 @ V ) | ( c2_1 @ U ) | ( c1_1 @ U ) | 
% 17.16/3.08        ( ~( c3_1 @ V ) ) | ( ~( c1_1 @ V ) ) | ( ~( ndr1_0 ) ) | 
% 17.16/3.08        ( ~( c0_1 @ U ) ) ))).
% 17.16/3.08  thf(zf_stmt_92, negated_conjecture,
% 17.16/3.08    (( hskp10 ) | ( c0_1 @ V ) | ( c2_1 @ U ) | ( c1_1 @ U ) | 
% 17.16/3.08     ( ~( c3_1 @ V ) ) | ( ~( c1_1 @ V ) ) | ( ~( ndr1_0 ) ) | 
% 17.16/3.08     ( ~( c0_1 @ U ) )),
% 17.16/3.08    inference('cnf.neg', [status(esa)], [clause172])).
% 17.16/3.08  thf(zip_derived_cl171, plain,
% 17.16/3.08      (![X0 : $i, X1 : $i]:
% 17.16/3.08         ( (hskp10)
% 17.16/3.08          |  (c0_1 @ X0)
% 17.16/3.08          |  (c2_1 @ X1)
% 17.16/3.08          |  (c1_1 @ X1)
% 17.16/3.08          | ~ (c3_1 @ X0)
% 17.16/3.08          | ~ (c1_1 @ X0)
% 17.16/3.08          | ~ (ndr1_0)
% 17.16/3.08          | ~ (c0_1 @ X1))),
% 17.16/3.08      inference('cnf', [status(esa)], [zf_stmt_92])).
% 17.16/3.08  thf(zip_derived_cl618, plain,
% 17.16/3.08      ((![X0 : $i]: (~ (c3_1 @ X0) |  (c0_1 @ X0) | ~ (c1_1 @ X0)))
% 17.16/3.08         <= ((![X0 : $i]: (~ (c3_1 @ X0) |  (c0_1 @ X0) | ~ (c1_1 @ X0))))),
% 17.16/3.08      inference('split', [status(esa)], [zip_derived_cl171])).
% 17.16/3.08  thf(zip_derived_cl319, plain, (( (c3_1 @ a540)) <= (( (c3_1 @ a540)))),
% 17.16/3.08      inference('split', [status(esa)], [zip_derived_cl58])).
% 17.16/3.08  thf(zip_derived_cl1201, plain,
% 17.16/3.08      (((~ (c1_1 @ a540) |  (c0_1 @ a540)))
% 17.16/3.08         <= (( (c3_1 @ a540)) & 
% 17.16/3.08             (![X0 : $i]: (~ (c3_1 @ X0) |  (c0_1 @ X0) | ~ (c1_1 @ X0))))),
% 17.16/3.08      inference('s_sup+', [status(thm)], [zip_derived_cl618, zip_derived_cl319])).
% 17.16/3.08  thf('121', plain,
% 17.16/3.08      (~ (![X0 : $i]: (~ (c3_1 @ X0) |  (c0_1 @ X0) | ~ (c1_1 @ X0))) | 
% 17.16/3.08       ~ ( (c1_1 @ a540)) | ~ ( (c3_1 @ a540)) | ( (c0_1 @ a540))),
% 17.16/3.08      inference('split', [status(esa)], [zip_derived_cl1201])).
% 17.16/3.08  thf(clause58, conjecture, (~( ( c1_1 @ a540 ) | ( ~( hskp22 ) ) ))).
% 17.16/3.08  thf(zf_stmt_93, negated_conjecture, (( c1_1 @ a540 ) | ( ~( hskp22 ) )),
% 17.16/3.08    inference('cnf.neg', [status(esa)], [clause58])).
% 17.16/3.08  thf(zip_derived_cl57, plain, (( (c1_1 @ a540) | ~ (hskp22))),
% 17.16/3.08      inference('cnf', [status(esa)], [zf_stmt_93])).
% 17.16/3.08  thf('122', plain, (( (c1_1 @ a540)) | ~ ( (hskp22))),
% 17.16/3.08      inference('split', [status(esa)], [zip_derived_cl57])).
% 17.16/3.08  thf('123', plain, (( (c3_1 @ a540)) | ~ ( (hskp22))),
% 17.16/3.08      inference('split', [status(esa)], [zip_derived_cl58])).
% 17.16/3.08  thf(clause97, conjecture, (~( ( ~( hskp22 ) ) | ( ~( c0_1 @ a540 ) ) ))).
% 17.16/3.08  thf(zf_stmt_94, negated_conjecture, (( ~( hskp22 ) ) | ( ~( c0_1 @ a540 ) )),
% 17.16/3.08    inference('cnf.neg', [status(esa)], [clause97])).
% 17.16/3.08  thf(zip_derived_cl96, plain, ((~ (hskp22) | ~ (c0_1 @ a540))),
% 17.16/3.08      inference('cnf', [status(esa)], [zf_stmt_94])).
% 17.16/3.08  thf('124', plain, (~ ( (c0_1 @ a540)) | ~ ( (hskp22))),
% 17.16/3.08      inference('split', [status(esa)], [zip_derived_cl96])).
% 17.16/3.08  thf(zip_derived_cl509, plain,
% 17.16/3.08      ((![X0 : $i]: ( (c3_1 @ X0) | ~ (c0_1 @ X0) |  (c1_1 @ X0)))
% 17.16/3.08         <= ((![X0 : $i]: ( (c3_1 @ X0) | ~ (c0_1 @ X0) |  (c1_1 @ X0))))),
% 17.16/3.08      inference('split', [status(esa)], [zip_derived_cl144])).
% 17.16/3.08  thf(clause131, conjecture, (~( ( ~( hskp2 ) ) | ( ~( c3_1 @ a496 ) ) ))).
% 17.16/3.08  thf(zf_stmt_95, negated_conjecture, (( ~( hskp2 ) ) | ( ~( c3_1 @ a496 ) )),
% 17.16/3.08    inference('cnf.neg', [status(esa)], [clause131])).
% 17.16/3.08  thf(zip_derived_cl130, plain, ((~ (hskp2) | ~ (c3_1 @ a496))),
% 17.16/3.08      inference('cnf', [status(esa)], [zf_stmt_95])).
% 17.16/3.08  thf(zip_derived_cl463, plain, ((~ (c3_1 @ a496)) <= (~ ( (c3_1 @ a496)))),
% 17.16/3.08      inference('split', [status(esa)], [zip_derived_cl130])).
% 17.16/3.08  thf(zip_derived_cl1682, plain,
% 17.16/3.08      ((( (c1_1 @ a496) | ~ (c0_1 @ a496)))
% 17.16/3.08         <= (~ ( (c3_1 @ a496)) & 
% 17.16/3.08             (![X0 : $i]: ( (c3_1 @ X0) | ~ (c0_1 @ X0) |  (c1_1 @ X0))))),
% 17.16/3.08      inference('s_sup-', [status(thm)], [zip_derived_cl509, zip_derived_cl463])).
% 17.16/3.08  thf('125', plain,
% 17.16/3.08      (~ ( (c0_1 @ a496)) | ( (c1_1 @ a496)) | 
% 17.16/3.08       ~ (![X0 : $i]: ( (c3_1 @ X0) | ~ (c0_1 @ X0) |  (c1_1 @ X0))) | 
% 17.16/3.08       ( (c3_1 @ a496))),
% 17.16/3.08      inference('split', [status(esa)], [zip_derived_cl1682])).
% 17.16/3.08  thf(zip_derived_cl589, plain,
% 17.16/3.08      ((![X1 : $i]: ( (c3_1 @ X1) |  (c2_1 @ X1) | ~ (c0_1 @ X1)))
% 17.16/3.08         <= ((![X1 : $i]: ( (c3_1 @ X1) |  (c2_1 @ X1) | ~ (c0_1 @ X1))))),
% 17.16/3.08      inference('split', [status(esa)], [zip_derived_cl164])).
% 17.16/3.08  thf(zip_derived_cl463, plain, ((~ (c3_1 @ a496)) <= (~ ( (c3_1 @ a496)))),
% 17.16/3.08      inference('split', [status(esa)], [zip_derived_cl130])).
% 17.16/3.08  thf(zip_derived_cl2078, plain,
% 17.16/3.08      (((~ (c0_1 @ a496) |  (c2_1 @ a496)))
% 17.16/3.08         <= (~ ( (c3_1 @ a496)) & 
% 17.16/3.08             (![X1 : $i]: ( (c3_1 @ X1) |  (c2_1 @ X1) | ~ (c0_1 @ X1))))),
% 17.16/3.08      inference('s_sup-', [status(thm)], [zip_derived_cl589, zip_derived_cl463])).
% 17.16/3.08  thf('126', plain,
% 17.16/3.08      (~ ( (c0_1 @ a496)) | 
% 17.16/3.08       ~ (![X1 : $i]: ( (c3_1 @ X1) |  (c2_1 @ X1) | ~ (c0_1 @ X1))) | 
% 17.16/3.08       ( (c2_1 @ a496)) | ( (c3_1 @ a496))),
% 17.16/3.08      inference('split', [status(esa)], [zip_derived_cl2078])).
% 17.16/3.08  thf('127', plain,
% 17.16/3.08      (( (hskp22)) | 
% 17.16/3.08       (![X1 : $i]: ( (c3_1 @ X1) |  (c2_1 @ X1) | ~ (c0_1 @ X1))) | 
% 17.16/3.08       ~ ( (ndr1_0)) | 
% 17.16/3.08       (![X0 : $i]: ( (c3_1 @ X0) | ~ (c0_1 @ X0) |  (c1_1 @ X0)))),
% 17.16/3.08      inference('split', [status(esa)], [zip_derived_cl164])).
% 17.16/3.08  thf(zip_derived_cl477, plain,
% 17.16/3.08      ((![X0 : $i]: ( (c3_1 @ X0) |  (c2_1 @ X0) |  (c1_1 @ X0)))
% 17.16/3.08         <= ((![X0 : $i]: ( (c3_1 @ X0) |  (c2_1 @ X0) |  (c1_1 @ X0))))),
% 17.16/3.08      inference('split', [status(esa)], [zip_derived_cl136])).
% 17.16/3.08  thf(zip_derived_cl463, plain, ((~ (c3_1 @ a496)) <= (~ ( (c3_1 @ a496)))),
% 17.16/3.08      inference('split', [status(esa)], [zip_derived_cl130])).
% 17.16/3.08  thf(zip_derived_cl1035, plain,
% 17.16/3.08      ((( (c1_1 @ a496) |  (c2_1 @ a496)))
% 17.16/3.08         <= (~ ( (c3_1 @ a496)) & 
% 17.16/3.08             (![X0 : $i]: ( (c3_1 @ X0) |  (c2_1 @ X0) |  (c1_1 @ X0))))),
% 17.16/3.08      inference('s_sup-', [status(thm)], [zip_derived_cl477, zip_derived_cl463])).
% 17.16/3.08  thf('128', plain,
% 17.16/3.08      (~ (![X0 : $i]: ( (c3_1 @ X0) |  (c2_1 @ X0) |  (c1_1 @ X0))) | 
% 17.16/3.08       ( (c1_1 @ a496)) | ( (c2_1 @ a496)) | ( (c3_1 @ a496))),
% 17.16/3.08      inference('split', [status(esa)], [zip_derived_cl1035])).
% 17.16/3.08  thf(clause191, conjecture,
% 17.16/3.08    (~( ( c1_1 @ W ) | ( c0_1 @ W ) | ( c2_1 @ V ) | ( c0_1 @ V ) | 
% 17.16/3.08        ( c2_1 @ U ) | ( ~( c3_1 @ W ) ) | ( ~( c1_1 @ V ) ) | 
% 17.16/3.08        ( ~( ndr1_0 ) ) | ( ~( c3_1 @ U ) ) | ( ~( c1_1 @ U ) ) ))).
% 17.16/3.08  thf(zf_stmt_96, negated_conjecture,
% 17.16/3.08    (( c1_1 @ W ) | ( c0_1 @ W ) | ( c2_1 @ V ) | ( c0_1 @ V ) | 
% 17.16/3.08     ( c2_1 @ U ) | ( ~( c3_1 @ W ) ) | ( ~( c1_1 @ V ) ) | ( ~( ndr1_0 ) ) | 
% 17.16/3.08     ( ~( c3_1 @ U ) ) | ( ~( c1_1 @ U ) )),
% 17.16/3.08    inference('cnf.neg', [status(esa)], [clause191])).
% 17.16/3.08  thf(zip_derived_cl190, plain,
% 17.16/3.08      (![X0 : $i, X1 : $i, X2 : $i]:
% 17.16/3.08         ( (c1_1 @ X0)
% 17.16/3.08          |  (c0_1 @ X0)
% 17.16/3.08          |  (c2_1 @ X1)
% 17.16/3.08          |  (c0_1 @ X1)
% 17.16/3.08          |  (c2_1 @ X2)
% 17.16/3.08          | ~ (c3_1 @ X0)
% 17.16/3.08          | ~ (c1_1 @ X1)
% 17.16/3.08          | ~ (ndr1_0)
% 17.16/3.08          | ~ (c3_1 @ X2)
% 17.16/3.08          | ~ (c1_1 @ X2))),
% 17.16/3.08      inference('cnf', [status(esa)], [zf_stmt_96])).
% 17.16/3.08  thf('129', plain,
% 17.16/3.08      ((![X0 : $i]: (~ (c3_1 @ X0) |  (c2_1 @ X0) | ~ (c1_1 @ X0))) | 
% 17.16/3.08       (![X0 : $i]: ( (c2_1 @ X0) |  (c0_1 @ X0) | ~ (c1_1 @ X0))) | 
% 17.16/3.08       ~ ( (ndr1_0)) | 
% 17.16/3.08       (![X0 : $i]: (~ (c3_1 @ X0) |  (c0_1 @ X0) |  (c1_1 @ X0)))),
% 17.16/3.08      inference('split', [status(esa)], [zip_derived_cl190])).
% 17.16/3.08  thf(zip_derived_cl681, plain,
% 17.16/3.08      ((![X1 : $i]: (~ (c3_1 @ X1) | ~ (c2_1 @ X1) | ~ (c0_1 @ X1)))
% 17.16/3.08         <= ((![X1 : $i]: (~ (c3_1 @ X1) | ~ (c2_1 @ X1) | ~ (c0_1 @ X1))))),
% 17.16/3.08      inference('split', [status(esa)], [zip_derived_cl187])).
% 17.16/3.08  thf(zip_derived_cl601, plain,
% 17.16/3.08      ((![X1 : $i]: ( (c3_1 @ X1) | ~ (c2_1 @ X1) | ~ (c0_1 @ X1)))
% 17.16/3.08         <= ((![X1 : $i]: ( (c3_1 @ X1) | ~ (c2_1 @ X1) | ~ (c0_1 @ X1))))),
% 17.16/3.08      inference('split', [status(esa)], [zip_derived_cl167])).
% 17.16/3.08  thf(zip_derived_cl1609, plain,
% 17.16/3.08      ((![X0 : $i]:
% 17.16/3.08          (~ (c0_1 @ X0) | ~ (c2_1 @ X0) | ~ (c2_1 @ X0) | ~ (c0_1 @ X0)))
% 17.16/3.08         <= ((![X1 : $i]: ( (c3_1 @ X1) | ~ (c2_1 @ X1) | ~ (c0_1 @ X1))) & 
% 17.16/3.08             (![X1 : $i]: (~ (c3_1 @ X1) | ~ (c2_1 @ X1) | ~ (c0_1 @ X1))))),
% 17.16/3.08      inference('s_sup+', [status(thm)], [zip_derived_cl681, zip_derived_cl601])).
% 17.16/3.08  thf(zip_derived_cl1612, plain,
% 17.16/3.08      ((![X0 : $i]: (~ (c2_1 @ X0) | ~ (c0_1 @ X0)))
% 17.16/3.08         <= ((![X1 : $i]: ( (c3_1 @ X1) | ~ (c2_1 @ X1) | ~ (c0_1 @ X1))) & 
% 17.16/3.08             (![X1 : $i]: (~ (c3_1 @ X1) | ~ (c2_1 @ X1) | ~ (c0_1 @ X1))))),
% 17.16/3.08      inference('simplify', [status(thm)], [zip_derived_cl1609])).
% 17.16/3.08  thf(zip_derived_cl367, plain, (( (c2_1 @ a499)) <= (( (c2_1 @ a499)))),
% 17.16/3.08      inference('split', [status(esa)], [zip_derived_cl82])).
% 17.16/3.08  thf(zip_derived_cl2273, plain,
% 17.16/3.08      ((~ (c0_1 @ a499))
% 17.16/3.08         <= (( (c2_1 @ a499)) & 
% 17.16/3.08             (![X1 : $i]: ( (c3_1 @ X1) | ~ (c2_1 @ X1) | ~ (c0_1 @ X1))) & 
% 17.16/3.08             (![X1 : $i]: (~ (c3_1 @ X1) | ~ (c2_1 @ X1) | ~ (c0_1 @ X1))))),
% 17.16/3.08      inference('s_sup+', [status(thm)],
% 17.16/3.08                [zip_derived_cl1612, zip_derived_cl367])).
% 17.16/3.08  thf(zip_derived_cl365, plain, (( (c0_1 @ a499)) <= (( (c0_1 @ a499)))),
% 17.16/3.08      inference('split', [status(esa)], [zip_derived_cl81])).
% 17.16/3.08  thf('130', plain,
% 17.16/3.08      (~ ( (c2_1 @ a499)) | 
% 17.16/3.08       ~ (![X1 : $i]: (~ (c3_1 @ X1) | ~ (c2_1 @ X1) | ~ (c0_1 @ X1))) | 
% 17.16/3.08       ~ (![X1 : $i]: ( (c3_1 @ X1) | ~ (c2_1 @ X1) | ~ (c0_1 @ X1))) | 
% 17.16/3.08       ~ ( (c0_1 @ a499))),
% 17.16/3.08      inference('s_sup+', [status(thm)],
% 17.16/3.08                [zip_derived_cl2273, zip_derived_cl365])).
% 17.16/3.08  thf(clause89, conjecture, (~( ( ~( hskp26 ) ) | ( ~( c0_1 @ a559 ) ) ))).
% 17.16/3.08  thf(zf_stmt_97, negated_conjecture, (( ~( hskp26 ) ) | ( ~( c0_1 @ a559 ) )),
% 17.16/3.08    inference('cnf.neg', [status(esa)], [clause89])).
% 17.16/3.08  thf(zip_derived_cl88, plain, ((~ (hskp26) | ~ (c0_1 @ a559))),
% 17.16/3.08      inference('cnf', [status(esa)], [zf_stmt_97])).
% 17.16/3.08  thf('131', plain, (~ ( (c0_1 @ a559)) | ~ ( (hskp26))),
% 17.16/3.08      inference('split', [status(esa)], [zip_derived_cl88])).
% 17.16/3.08  thf(clause90, conjecture, (~( ( ~( hskp26 ) ) | ( ~( c2_1 @ a559 ) ) ))).
% 17.16/3.08  thf(zf_stmt_98, negated_conjecture, (( ~( hskp26 ) ) | ( ~( c2_1 @ a559 ) )),
% 17.16/3.08    inference('cnf.neg', [status(esa)], [clause90])).
% 17.16/3.08  thf(zip_derived_cl89, plain, ((~ (hskp26) | ~ (c2_1 @ a559))),
% 17.16/3.08      inference('cnf', [status(esa)], [zf_stmt_98])).
% 17.16/3.08  thf('132', plain, (~ ( (c2_1 @ a559)) | ~ ( (hskp26))),
% 17.16/3.08      inference('split', [status(esa)], [zip_derived_cl89])).
% 17.16/3.08  thf(clause91, conjecture, (~( ( ~( hskp26 ) ) | ( ~( c3_1 @ a559 ) ) ))).
% 17.16/3.08  thf(zf_stmt_99, negated_conjecture, (( ~( hskp26 ) ) | ( ~( c3_1 @ a559 ) )),
% 17.16/3.08    inference('cnf.neg', [status(esa)], [clause91])).
% 17.16/3.08  thf(zip_derived_cl90, plain, ((~ (hskp26) | ~ (c3_1 @ a559))),
% 17.16/3.08      inference('cnf', [status(esa)], [zf_stmt_99])).
% 17.16/3.08  thf('133', plain, (~ ( (c3_1 @ a559)) | ~ ( (hskp26))),
% 17.16/3.08      inference('split', [status(esa)], [zip_derived_cl90])).
% 17.16/3.08  thf(zip_derived_cl473, plain,
% 17.16/3.08      ((![X0 : $i]: ( (c3_1 @ X0) |  (c2_1 @ X0) |  (c0_1 @ X0)))
% 17.16/3.08         <= ((![X0 : $i]: ( (c3_1 @ X0) |  (c2_1 @ X0) |  (c0_1 @ X0))))),
% 17.16/3.08      inference('split', [status(esa)], [zip_derived_cl135])).
% 17.16/3.08  thf(zip_derived_cl383, plain, ((~ (c3_1 @ a559)) <= (~ ( (c3_1 @ a559)))),
% 17.16/3.08      inference('split', [status(esa)], [zip_derived_cl90])).
% 17.16/3.08  thf(zip_derived_cl952, plain,
% 17.16/3.08      ((( (c0_1 @ a559) |  (c2_1 @ a559)))
% 17.16/3.08         <= (~ ( (c3_1 @ a559)) & 
% 17.16/3.08             (![X0 : $i]: ( (c3_1 @ X0) |  (c2_1 @ X0) |  (c0_1 @ X0))))),
% 17.16/3.08      inference('s_sup-', [status(thm)], [zip_derived_cl473, zip_derived_cl383])).
% 17.16/3.08  thf('134', plain,
% 17.16/3.08      (~ (![X0 : $i]: ( (c3_1 @ X0) |  (c2_1 @ X0) |  (c0_1 @ X0))) | 
% 17.16/3.08       ( (c0_1 @ a559)) | ( (c2_1 @ a559)) | ( (c3_1 @ a559))),
% 17.16/3.08      inference('split', [status(esa)], [zip_derived_cl952])).
% 17.16/3.08  thf(zip_derived_cl541, plain,
% 17.16/3.08      ((![X0 : $i]: (~ (c3_1 @ X0) |  (c2_1 @ X0) | ~ (c0_1 @ X0)))
% 17.16/3.08         <= ((![X0 : $i]: (~ (c3_1 @ X0) |  (c2_1 @ X0) | ~ (c0_1 @ X0))))),
% 17.16/3.08      inference('split', [status(esa)], [zip_derived_cl152])).
% 17.16/3.08  thf(zip_derived_cl297, plain, (( (c3_1 @ a504)) <= (( (c3_1 @ a504)))),
% 17.16/3.08      inference('split', [status(esa)], [zip_derived_cl47])).
% 17.16/3.08  thf(zip_derived_cl1044, plain,
% 17.16/3.08      (((~ (c0_1 @ a504) |  (c2_1 @ a504)))
% 17.16/3.08         <= (( (c3_1 @ a504)) & 
% 17.16/3.08             (![X0 : $i]: (~ (c3_1 @ X0) |  (c2_1 @ X0) | ~ (c0_1 @ X0))))),
% 17.16/3.08      inference('s_sup+', [status(thm)], [zip_derived_cl541, zip_derived_cl297])).
% 17.16/3.08  thf('135', plain,
% 17.16/3.08      (( (c2_1 @ a504)) | ~ ( (c0_1 @ a504)) | 
% 17.16/3.08       ~ (![X0 : $i]: (~ (c3_1 @ X0) |  (c2_1 @ X0) | ~ (c0_1 @ X0))) | 
% 17.16/3.08       ~ ( (c3_1 @ a504))),
% 17.16/3.08      inference('split', [status(esa)], [zip_derived_cl1044])).
% 17.16/3.08  thf('136', plain, (( (c3_1 @ a504)) | ~ ( (hskp29))),
% 17.16/3.08      inference('split', [status(esa)], [zip_derived_cl47])).
% 17.16/3.08  thf(clause76, conjecture, (~( ( c3_1 @ a509 ) | ( ~( hskp10 ) ) ))).
% 17.16/3.08  thf(zf_stmt_100, negated_conjecture, (( c3_1 @ a509 ) | ( ~( hskp10 ) )),
% 17.16/3.08    inference('cnf.neg', [status(esa)], [clause76])).
% 17.16/3.08  thf(zip_derived_cl75, plain, (( (c3_1 @ a509) | ~ (hskp10))),
% 17.16/3.08      inference('cnf', [status(esa)], [zf_stmt_100])).
% 17.16/3.08  thf('137', plain, (( (c3_1 @ a509)) | ~ ( (hskp10))),
% 17.16/3.08      inference('split', [status(esa)], [zip_derived_cl75])).
% 17.16/3.08  thf(zip_derived_cl541, plain,
% 17.16/3.08      ((![X0 : $i]: (~ (c3_1 @ X0) |  (c2_1 @ X0) | ~ (c0_1 @ X0)))
% 17.16/3.08         <= ((![X0 : $i]: (~ (c3_1 @ X0) |  (c2_1 @ X0) | ~ (c0_1 @ X0))))),
% 17.16/3.08      inference('split', [status(esa)], [zip_derived_cl152])).
% 17.16/3.08  thf(zip_derived_cl353, plain, (( (c3_1 @ a509)) <= (( (c3_1 @ a509)))),
% 17.16/3.08      inference('split', [status(esa)], [zip_derived_cl75])).
% 17.16/3.08  thf(zip_derived_cl1051, plain,
% 17.16/3.08      (((~ (c0_1 @ a509) |  (c2_1 @ a509)))
% 17.16/3.08         <= (( (c3_1 @ a509)) & 
% 17.16/3.08             (![X0 : $i]: (~ (c3_1 @ X0) |  (c2_1 @ X0) | ~ (c0_1 @ X0))))),
% 17.16/3.08      inference('s_sup+', [status(thm)], [zip_derived_cl541, zip_derived_cl353])).
% 17.16/3.08  thf('138', plain,
% 17.16/3.08      (~ ( (c3_1 @ a509)) | ( (c2_1 @ a509)) | 
% 17.16/3.08       ~ (![X0 : $i]: (~ (c3_1 @ X0) |  (c2_1 @ X0) | ~ (c0_1 @ X0))) | 
% 17.16/3.08       ~ ( (c0_1 @ a509))),
% 17.16/3.08      inference('split', [status(esa)], [zip_derived_cl1051])).
% 17.16/3.08  thf(clause184, conjecture,
% 17.16/3.08    (~( ( hskp2 ) | ( c2_1 @ V ) | ( c2_1 @ U ) | ( ~( c1_1 @ V ) ) | 
% 17.16/3.08        ( ~( c0_1 @ V ) ) | ( ~( ndr1_0 ) ) | ( ~( c3_1 @ U ) ) | 
% 17.16/3.08        ( ~( c0_1 @ U ) ) ))).
% 17.16/3.08  thf(zf_stmt_101, negated_conjecture,
% 17.16/3.08    (( hskp2 ) | ( c2_1 @ V ) | ( c2_1 @ U ) | ( ~( c1_1 @ V ) ) | 
% 17.16/3.08     ( ~( c0_1 @ V ) ) | ( ~( ndr1_0 ) ) | ( ~( c3_1 @ U ) ) | 
% 17.16/3.08     ( ~( c0_1 @ U ) )),
% 17.16/3.08    inference('cnf.neg', [status(esa)], [clause184])).
% 17.16/3.08  thf(zip_derived_cl183, plain,
% 17.16/3.08      (![X0 : $i, X1 : $i]:
% 17.16/3.08         ( (hskp2)
% 17.16/3.08          |  (c2_1 @ X0)
% 17.16/3.08          |  (c2_1 @ X1)
% 17.16/3.08          | ~ (c1_1 @ X0)
% 17.16/3.08          | ~ (c0_1 @ X0)
% 17.16/3.08          | ~ (ndr1_0)
% 17.16/3.08          | ~ (c3_1 @ X1)
% 17.16/3.08          | ~ (c0_1 @ X1))),
% 17.16/3.08      inference('cnf', [status(esa)], [zf_stmt_101])).
% 17.16/3.08  thf('139', plain,
% 17.16/3.08      ((![X0 : $i]: (~ (c3_1 @ X0) |  (c2_1 @ X0) | ~ (c0_1 @ X0))) | 
% 17.16/3.08       (![X0 : $i]: ( (c2_1 @ X0) | ~ (c0_1 @ X0) | ~ (c1_1 @ X0))) | 
% 17.16/3.08       ( (hskp2)) | ~ ( (ndr1_0))),
% 17.16/3.08      inference('split', [status(esa)], [zip_derived_cl183])).
% 17.16/3.08  thf(clause37, conjecture, (~( ( hskp26 ) | ( hskp10 ) | ( hskp27 ) ))).
% 17.16/3.08  thf(zf_stmt_102, negated_conjecture, (( hskp26 ) | ( hskp10 ) | ( hskp27 )),
% 17.16/3.08    inference('cnf.neg', [status(esa)], [clause37])).
% 17.16/3.08  thf(zip_derived_cl36, plain, (( (hskp26) |  (hskp10) |  (hskp27))),
% 17.16/3.08      inference('cnf', [status(esa)], [zf_stmt_102])).
% 17.16/3.08  thf('140', plain, (( (hskp27)) | ( (hskp26)) | ( (hskp10))),
% 17.16/3.08      inference('split', [status(esa)], [zip_derived_cl36])).
% 17.16/3.08  thf(zip_derived_cl574, plain,
% 17.16/3.08      ((![X0 : $i]: ( (c3_1 @ X0) |  (c0_1 @ X0) |  (c1_1 @ X0)))
% 17.16/3.08         <= ((![X0 : $i]: ( (c3_1 @ X0) |  (c0_1 @ X0) |  (c1_1 @ X0))))),
% 17.16/3.08      inference('split', [status(esa)], [zip_derived_cl160])).
% 17.16/3.08  thf(clause122, conjecture, (~( ( ~( hskp7 ) ) | ( ~( c3_1 @ a502 ) ) ))).
% 17.16/3.08  thf(zf_stmt_103, negated_conjecture, (( ~( hskp7 ) ) | ( ~( c3_1 @ a502 ) )),
% 17.16/3.08    inference('cnf.neg', [status(esa)], [clause122])).
% 17.16/3.08  thf(zip_derived_cl121, plain, ((~ (hskp7) | ~ (c3_1 @ a502))),
% 17.16/3.08      inference('cnf', [status(esa)], [zf_stmt_103])).
% 17.16/3.08  thf(zip_derived_cl445, plain, ((~ (c3_1 @ a502)) <= (~ ( (c3_1 @ a502)))),
% 17.16/3.08      inference('split', [status(esa)], [zip_derived_cl121])).
% 17.16/3.08  thf(zip_derived_cl2029, plain,
% 17.16/3.08      ((( (c1_1 @ a502) |  (c0_1 @ a502)))
% 17.16/3.08         <= (~ ( (c3_1 @ a502)) & 
% 17.16/3.08             (![X0 : $i]: ( (c3_1 @ X0) |  (c0_1 @ X0) |  (c1_1 @ X0))))),
% 17.16/3.08      inference('s_sup-', [status(thm)], [zip_derived_cl574, zip_derived_cl445])).
% 17.16/3.08  thf('141', plain,
% 17.16/3.08      (( (c0_1 @ a502)) | ( (c1_1 @ a502)) | 
% 17.16/3.08       ~ (![X0 : $i]: ( (c3_1 @ X0) |  (c0_1 @ X0) |  (c1_1 @ X0))) | 
% 17.16/3.08       ( (c3_1 @ a502))),
% 17.16/3.08      inference('split', [status(esa)], [zip_derived_cl2029])).
% 17.16/3.08  thf(zip_derived_cl553, plain,
% 17.16/3.08      ((![X0 : $i]: (~ (c2_1 @ X0) | ~ (c0_1 @ X0) | ~ (c1_1 @ X0)))
% 17.16/3.08         <= ((![X0 : $i]: (~ (c2_1 @ X0) | ~ (c0_1 @ X0) | ~ (c1_1 @ X0))))),
% 17.16/3.08      inference('split', [status(esa)], [zip_derived_cl155])).
% 17.16/3.08  thf(zip_derived_cl537, plain,
% 17.16/3.08      ((![X0 : $i]: ( (c2_1 @ X0) | ~ (c0_1 @ X0) | ~ (c1_1 @ X0)))
% 17.16/3.08         <= ((![X0 : $i]: ( (c2_1 @ X0) | ~ (c0_1 @ X0) | ~ (c1_1 @ X0))))),
% 17.16/3.08      inference('split', [status(esa)], [zip_derived_cl151])).
% 17.16/3.08  thf(zip_derived_cl1476, plain,
% 17.16/3.08      ((![X0 : $i]:
% 17.16/3.08          (~ (c1_1 @ X0) | ~ (c0_1 @ X0) | ~ (c0_1 @ X0) | ~ (c1_1 @ X0)))
% 17.16/3.08         <= ((![X0 : $i]: ( (c2_1 @ X0) | ~ (c0_1 @ X0) | ~ (c1_1 @ X0))) & 
% 17.16/3.08             (![X0 : $i]: (~ (c2_1 @ X0) | ~ (c0_1 @ X0) | ~ (c1_1 @ X0))))),
% 17.16/3.08      inference('s_sup+', [status(thm)], [zip_derived_cl553, zip_derived_cl537])).
% 17.16/3.08  thf(zip_derived_cl1486, plain,
% 17.16/3.08      ((![X0 : $i]: (~ (c0_1 @ X0) | ~ (c1_1 @ X0)))
% 17.16/3.08         <= ((![X0 : $i]: ( (c2_1 @ X0) | ~ (c0_1 @ X0) | ~ (c1_1 @ X0))) & 
% 17.16/3.08             (![X0 : $i]: (~ (c2_1 @ X0) | ~ (c0_1 @ X0) | ~ (c1_1 @ X0))))),
% 17.16/3.08      inference('simplify', [status(thm)], [zip_derived_cl1476])).
% 17.16/3.08  thf(clause47, conjecture, (~( ( c1_1 @ a504 ) | ( ~( hskp29 ) ) ))).
% 17.16/3.08  thf(zf_stmt_104, negated_conjecture, (( c1_1 @ a504 ) | ( ~( hskp29 ) )),
% 17.16/3.08    inference('cnf.neg', [status(esa)], [clause47])).
% 17.16/3.08  thf(zip_derived_cl46, plain, (( (c1_1 @ a504) | ~ (hskp29))),
% 17.16/3.08      inference('cnf', [status(esa)], [zf_stmt_104])).
% 17.16/3.08  thf(zip_derived_cl295, plain, (( (c1_1 @ a504)) <= (( (c1_1 @ a504)))),
% 17.16/3.08      inference('split', [status(esa)], [zip_derived_cl46])).
% 17.16/3.08  thf(zip_derived_cl2227, plain,
% 17.16/3.08      ((~ (c0_1 @ a504))
% 17.16/3.08         <= (( (c1_1 @ a504)) & 
% 17.16/3.08             (![X0 : $i]: ( (c2_1 @ X0) | ~ (c0_1 @ X0) | ~ (c1_1 @ X0))) & 
% 17.16/3.08             (![X0 : $i]: (~ (c2_1 @ X0) | ~ (c0_1 @ X0) | ~ (c1_1 @ X0))))),
% 17.16/3.08      inference('s_sup+', [status(thm)],
% 17.16/3.08                [zip_derived_cl1486, zip_derived_cl295])).
% 17.16/3.08  thf(clause46, conjecture, (~( ( c0_1 @ a504 ) | ( ~( hskp29 ) ) ))).
% 17.16/3.08  thf(zf_stmt_105, negated_conjecture, (( c0_1 @ a504 ) | ( ~( hskp29 ) )),
% 17.16/3.08    inference('cnf.neg', [status(esa)], [clause46])).
% 17.16/3.08  thf(zip_derived_cl45, plain, (( (c0_1 @ a504) | ~ (hskp29))),
% 17.16/3.08      inference('cnf', [status(esa)], [zf_stmt_105])).
% 17.16/3.08  thf(zip_derived_cl293, plain, (( (c0_1 @ a504)) <= (( (c0_1 @ a504)))),
% 17.16/3.08      inference('split', [status(esa)], [zip_derived_cl45])).
% 17.16/3.08  thf('142', plain,
% 17.16/3.08      (~ ( (c0_1 @ a504)) | ~ ( (c1_1 @ a504)) | 
% 17.16/3.08       ~ (![X0 : $i]: ( (c2_1 @ X0) | ~ (c0_1 @ X0) | ~ (c1_1 @ X0))) | 
% 17.16/3.08       ~ (![X0 : $i]: (~ (c2_1 @ X0) | ~ (c0_1 @ X0) | ~ (c1_1 @ X0)))),
% 17.16/3.08      inference('s_sup+', [status(thm)],
% 17.16/3.08                [zip_derived_cl2227, zip_derived_cl293])).
% 17.16/3.08  thf(clause120, conjecture, (~( ( ~( hskp7 ) ) | ( ~( c0_1 @ a502 ) ) ))).
% 17.16/3.08  thf(zf_stmt_106, negated_conjecture, (( ~( hskp7 ) ) | ( ~( c0_1 @ a502 ) )),
% 17.16/3.08    inference('cnf.neg', [status(esa)], [clause120])).
% 17.16/3.08  thf(zip_derived_cl119, plain, ((~ (hskp7) | ~ (c0_1 @ a502))),
% 17.16/3.08      inference('cnf', [status(esa)], [zf_stmt_106])).
% 17.16/3.08  thf('143', plain, (~ ( (c0_1 @ a502)) | ~ ( (hskp7))),
% 17.16/3.08      inference('split', [status(esa)], [zip_derived_cl119])).
% 17.16/3.08  thf(clause121, conjecture, (~( ( ~( hskp7 ) ) | ( ~( c1_1 @ a502 ) ) ))).
% 17.16/3.08  thf(zf_stmt_107, negated_conjecture, (( ~( hskp7 ) ) | ( ~( c1_1 @ a502 ) )),
% 17.16/3.08    inference('cnf.neg', [status(esa)], [clause121])).
% 17.16/3.08  thf(zip_derived_cl120, plain, ((~ (hskp7) | ~ (c1_1 @ a502))),
% 17.16/3.08      inference('cnf', [status(esa)], [zf_stmt_107])).
% 17.16/3.08  thf('144', plain, (~ ( (c1_1 @ a502)) | ~ ( (hskp7))),
% 17.16/3.08      inference('split', [status(esa)], [zip_derived_cl120])).
% 17.16/3.08  thf('145', plain, (~ ( (c3_1 @ a502)) | ~ ( (hskp7))),
% 17.16/3.08      inference('split', [status(esa)], [zip_derived_cl121])).
% 17.16/3.08  thf('146', plain, (( (c0_1 @ a504)) | ~ ( (hskp29))),
% 17.16/3.08      inference('split', [status(esa)], [zip_derived_cl45])).
% 17.16/3.08  thf('147', plain, (( (c1_1 @ a504)) | ~ ( (hskp29))),
% 17.16/3.08      inference('split', [status(esa)], [zip_derived_cl46])).
% 17.16/3.08  thf(clause169, conjecture,
% 17.16/3.08    (~( ( hskp7 ) | ( c1_1 @ V ) | ( c0_1 @ V ) | ( c1_1 @ U ) | 
% 17.16/3.08        ( ~( c3_1 @ V ) ) | ( ~( ndr1_0 ) ) | ( ~( c2_1 @ U ) ) | 
% 17.16/3.08        ( ~( c0_1 @ U ) ) ))).
% 17.16/3.08  thf(zf_stmt_108, negated_conjecture,
% 17.16/3.08    (( hskp7 ) | ( c1_1 @ V ) | ( c0_1 @ V ) | ( c1_1 @ U ) | 
% 17.16/3.08     ( ~( c3_1 @ V ) ) | ( ~( ndr1_0 ) ) | ( ~( c2_1 @ U ) ) | 
% 17.16/3.08     ( ~( c0_1 @ U ) )),
% 17.16/3.08    inference('cnf.neg', [status(esa)], [clause169])).
% 17.16/3.08  thf(zip_derived_cl168, plain,
% 17.16/3.08      (![X0 : $i, X1 : $i]:
% 17.16/3.08         ( (hskp7)
% 17.16/3.08          |  (c1_1 @ X0)
% 17.16/3.08          |  (c0_1 @ X0)
% 17.16/3.08          |  (c1_1 @ X1)
% 17.16/3.08          | ~ (c3_1 @ X0)
% 17.16/3.08          | ~ (ndr1_0)
% 17.16/3.08          | ~ (c2_1 @ X1)
% 17.16/3.08          | ~ (c0_1 @ X1))),
% 17.16/3.08      inference('cnf', [status(esa)], [zf_stmt_108])).
% 17.16/3.08  thf('148', plain,
% 17.16/3.08      (( (hskp7)) | 
% 17.16/3.08       (![X1 : $i]: ( (c1_1 @ X1) | ~ (c2_1 @ X1) | ~ (c0_1 @ X1))) | 
% 17.16/3.08       ~ ( (ndr1_0)) | 
% 17.16/3.08       (![X0 : $i]: (~ (c3_1 @ X0) |  (c0_1 @ X0) |  (c1_1 @ X0)))),
% 17.16/3.08      inference('split', [status(esa)], [zip_derived_cl168])).
% 17.16/3.08  thf(clause182, conjecture,
% 17.16/3.08    (~( ( hskp29 ) | ( c1_1 @ V ) | ( c1_1 @ U ) | ( ~( c3_1 @ V ) ) | 
% 17.16/3.08        ( ~( c0_1 @ V ) ) | ( ~( ndr1_0 ) ) | ( ~( c3_1 @ U ) ) | 
% 17.16/3.08        ( ~( c2_1 @ U ) ) ))).
% 17.16/3.08  thf(zf_stmt_109, negated_conjecture,
% 17.16/3.08    (( hskp29 ) | ( c1_1 @ V ) | ( c1_1 @ U ) | ( ~( c3_1 @ V ) ) | 
% 17.16/3.08     ( ~( c0_1 @ V ) ) | ( ~( ndr1_0 ) ) | ( ~( c3_1 @ U ) ) | 
% 17.16/3.08     ( ~( c2_1 @ U ) )),
% 17.16/3.08    inference('cnf.neg', [status(esa)], [clause182])).
% 17.16/3.08  thf(zip_derived_cl181, plain,
% 17.16/3.08      (![X0 : $i, X1 : $i]:
% 17.16/3.08         ( (hskp29)
% 17.16/3.08          |  (c1_1 @ X0)
% 17.16/3.08          |  (c1_1 @ X1)
% 17.16/3.08          | ~ (c3_1 @ X0)
% 17.16/3.08          | ~ (c0_1 @ X0)
% 17.16/3.08          | ~ (ndr1_0)
% 17.16/3.08          | ~ (c3_1 @ X1)
% 17.16/3.08          | ~ (c2_1 @ X1))),
% 17.16/3.08      inference('cnf', [status(esa)], [zf_stmt_109])).
% 17.16/3.08  thf('149', plain,
% 17.16/3.08      ((![X1 : $i]: (~ (c3_1 @ X1) |  (c1_1 @ X1) | ~ (c0_1 @ X1))) | 
% 17.16/3.08       ( (hskp29)) | ~ ( (ndr1_0)) | 
% 17.16/3.08       (![X1 : $i]: (~ (c3_1 @ X1) |  (c1_1 @ X1) | ~ (c2_1 @ X1)))),
% 17.16/3.08      inference('split', [status(esa)], [zip_derived_cl181])).
% 17.16/3.08  thf(zip_derived_cl541, plain,
% 17.16/3.08      ((![X0 : $i]: (~ (c3_1 @ X0) |  (c2_1 @ X0) | ~ (c0_1 @ X0)))
% 17.16/3.08         <= ((![X0 : $i]: (~ (c3_1 @ X0) |  (c2_1 @ X0) | ~ (c0_1 @ X0))))),
% 17.16/3.08      inference('split', [status(esa)], [zip_derived_cl152])).
% 17.16/3.08  thf(clause53, conjecture, (~( ( c3_1 @ a568 ) | ( ~( hskp27 ) ) ))).
% 17.16/3.08  thf(zf_stmt_110, negated_conjecture, (( c3_1 @ a568 ) | ( ~( hskp27 ) )),
% 17.16/3.08    inference('cnf.neg', [status(esa)], [clause53])).
% 17.16/3.08  thf(zip_derived_cl52, plain, (( (c3_1 @ a568) | ~ (hskp27))),
% 17.16/3.08      inference('cnf', [status(esa)], [zf_stmt_110])).
% 17.16/3.08  thf(zip_derived_cl307, plain, (( (c3_1 @ a568)) <= (( (c3_1 @ a568)))),
% 17.16/3.08      inference('split', [status(esa)], [zip_derived_cl52])).
% 17.16/3.08  thf(zip_derived_cl1046, plain,
% 17.16/3.08      (((~ (c0_1 @ a568) |  (c2_1 @ a568)))
% 17.16/3.08         <= (( (c3_1 @ a568)) & 
% 17.16/3.08             (![X0 : $i]: (~ (c3_1 @ X0) |  (c2_1 @ X0) | ~ (c0_1 @ X0))))),
% 17.16/3.08      inference('s_sup+', [status(thm)], [zip_derived_cl541, zip_derived_cl307])).
% 17.16/3.08  thf(zip_derived_cl3395, plain, (( (c2_1 @ a568)) <= (( (c2_1 @ a568)))),
% 17.16/3.08      inference('split', [status(esa)], [zip_derived_cl1046])).
% 17.16/3.08  thf(zip_derived_cl605, plain,
% 17.16/3.08      ((![X1 : $i]: ( (c1_1 @ X1) | ~ (c2_1 @ X1) | ~ (c0_1 @ X1)))
% 17.16/3.08         <= ((![X1 : $i]: ( (c1_1 @ X1) | ~ (c2_1 @ X1) | ~ (c0_1 @ X1))))),
% 17.16/3.08      inference('split', [status(esa)], [zip_derived_cl168])).
% 17.16/3.08  thf(zip_derived_cl3408, plain,
% 17.16/3.08      ((( (c1_1 @ a568) | ~ (c0_1 @ a568)))
% 17.16/3.08         <= ((![X1 : $i]: ( (c1_1 @ X1) | ~ (c2_1 @ X1) | ~ (c0_1 @ X1))) & 
% 17.16/3.08             ( (c2_1 @ a568)))),
% 17.16/3.08      inference('s_sup-', [status(thm)],
% 17.16/3.08                [zip_derived_cl3395, zip_derived_cl605])).
% 17.16/3.08  thf('150', plain,
% 17.16/3.08      (~ (![X1 : $i]: ( (c1_1 @ X1) | ~ (c2_1 @ X1) | ~ (c0_1 @ X1))) | 
% 17.16/3.08       ~ ( (c2_1 @ a568)) | ~ ( (c0_1 @ a568)) | ( (c1_1 @ a568))),
% 17.16/3.08      inference('split', [status(esa)], [zip_derived_cl3408])).
% 17.16/3.08  thf(zip_derived_cl657, plain,
% 17.16/3.08      ((![X1 : $i]: (~ (c3_1 @ X1) |  (c1_1 @ X1) | ~ (c2_1 @ X1)))
% 17.16/3.08         <= ((![X1 : $i]: (~ (c3_1 @ X1) |  (c1_1 @ X1) | ~ (c2_1 @ X1))))),
% 17.16/3.08      inference('split', [status(esa)], [zip_derived_cl181])).
% 17.16/3.08  thf(zip_derived_cl307, plain, (( (c3_1 @ a568)) <= (( (c3_1 @ a568)))),
% 17.16/3.08      inference('split', [status(esa)], [zip_derived_cl52])).
% 17.16/3.08  thf(zip_derived_cl1278, plain,
% 17.16/3.08      (((~ (c2_1 @ a568) |  (c1_1 @ a568)))
% 17.16/3.08         <= (( (c3_1 @ a568)) & 
% 17.16/3.08             (![X1 : $i]: (~ (c3_1 @ X1) |  (c1_1 @ X1) | ~ (c2_1 @ X1))))),
% 17.16/3.08      inference('s_sup+', [status(thm)], [zip_derived_cl657, zip_derived_cl307])).
% 17.16/3.08  thf('151', plain,
% 17.16/3.08      (~ (![X1 : $i]: (~ (c3_1 @ X1) |  (c1_1 @ X1) | ~ (c2_1 @ X1))) | 
% 17.16/3.08       ~ ( (c2_1 @ a568)) | ~ ( (c3_1 @ a568)) | ( (c1_1 @ a568))),
% 17.16/3.08      inference('split', [status(esa)], [zip_derived_cl1278])).
% 17.16/3.08  thf(zip_derived_cl581, plain,
% 17.16/3.08      ((![X1 : $i]: ( (c1_1 @ X1) |  (c2_1 @ X1) | ~ (c0_1 @ X1)))
% 17.16/3.08         <= ((![X1 : $i]: ( (c1_1 @ X1) |  (c2_1 @ X1) | ~ (c0_1 @ X1))))),
% 17.16/3.08      inference('split', [status(esa)], [zip_derived_cl162])).
% 17.16/3.08  thf(zip_derived_cl307, plain, (( (c3_1 @ a568)) <= (( (c3_1 @ a568)))),
% 17.16/3.08      inference('split', [status(esa)], [zip_derived_cl52])).
% 17.16/3.08  thf(zip_derived_cl557, plain,
% 17.16/3.08      ((![X0 : $i]: (~ (c3_1 @ X0) | ~ (c2_1 @ X0) | ~ (c1_1 @ X0)))
% 17.16/3.08         <= ((![X0 : $i]: (~ (c3_1 @ X0) | ~ (c2_1 @ X0) | ~ (c1_1 @ X0))))),
% 17.16/3.08      inference('split', [status(esa)], [zip_derived_cl156])).
% 17.16/3.08  thf(zip_derived_cl805, plain,
% 17.16/3.08      (((~ (c2_1 @ a568) | ~ (c1_1 @ a568)))
% 17.16/3.08         <= (( (c3_1 @ a568)) & 
% 17.16/3.08             (![X0 : $i]: (~ (c3_1 @ X0) | ~ (c2_1 @ X0) | ~ (c1_1 @ X0))))),
% 17.16/3.08      inference('s_sup-', [status(thm)], [zip_derived_cl307, zip_derived_cl557])).
% 17.16/3.08  thf(zip_derived_cl827, plain, ((~ (c2_1 @ a568)) <= (~ ( (c2_1 @ a568)))),
% 17.16/3.08      inference('split', [status(esa)], [zip_derived_cl805])).
% 17.16/3.08  thf(zip_derived_cl1965, plain,
% 17.16/3.08      (((~ (c0_1 @ a568) |  (c1_1 @ a568)))
% 17.16/3.08         <= (~ ( (c2_1 @ a568)) & 
% 17.16/3.08             (![X1 : $i]: ( (c1_1 @ X1) |  (c2_1 @ X1) | ~ (c0_1 @ X1))))),
% 17.16/3.08      inference('s_sup-', [status(thm)], [zip_derived_cl581, zip_derived_cl827])).
% 17.16/3.08  thf('152', plain,
% 17.16/3.08      (( (c2_1 @ a568)) | 
% 17.16/3.08       ~ (![X1 : $i]: ( (c1_1 @ X1) |  (c2_1 @ X1) | ~ (c0_1 @ X1))) | 
% 17.16/3.08       ( (c1_1 @ a568)) | ~ ( (c0_1 @ a568))),
% 17.16/3.08      inference('split', [status(esa)], [zip_derived_cl1965])).
% 17.16/3.08  thf(zip_derived_cl609, plain,
% 17.16/3.08      ((![X1 : $i]: (~ (c3_1 @ X1) |  (c1_1 @ X1) | ~ (c0_1 @ X1)))
% 17.16/3.08         <= ((![X1 : $i]: (~ (c3_1 @ X1) |  (c1_1 @ X1) | ~ (c0_1 @ X1))))),
% 17.16/3.08      inference('split', [status(esa)], [zip_derived_cl169])).
% 17.16/3.08  thf(zip_derived_cl307, plain, (( (c3_1 @ a568)) <= (( (c3_1 @ a568)))),
% 17.16/3.08      inference('split', [status(esa)], [zip_derived_cl52])).
% 17.16/3.08  thf(zip_derived_cl1170, plain,
% 17.16/3.08      (((~ (c0_1 @ a568) |  (c1_1 @ a568)))
% 17.16/3.08         <= (( (c3_1 @ a568)) & 
% 17.16/3.08             (![X1 : $i]: (~ (c3_1 @ X1) |  (c1_1 @ X1) | ~ (c0_1 @ X1))))),
% 17.16/3.08      inference('s_sup+', [status(thm)], [zip_derived_cl609, zip_derived_cl307])).
% 17.16/3.08  thf('153', plain,
% 17.16/3.08      (~ (![X1 : $i]: (~ (c3_1 @ X1) |  (c1_1 @ X1) | ~ (c0_1 @ X1))) | 
% 17.16/3.08       ~ ( (c0_1 @ a568)) | ( (c1_1 @ a568)) | ~ ( (c3_1 @ a568))),
% 17.16/3.08      inference('split', [status(esa)], [zip_derived_cl1170])).
% 17.16/3.08  thf(clause52, conjecture, (~( ( c0_1 @ a568 ) | ( ~( hskp27 ) ) ))).
% 17.16/3.08  thf(zf_stmt_111, negated_conjecture, (( c0_1 @ a568 ) | ( ~( hskp27 ) )),
% 17.16/3.08    inference('cnf.neg', [status(esa)], [clause52])).
% 17.16/3.08  thf(zip_derived_cl51, plain, (( (c0_1 @ a568) | ~ (hskp27))),
% 17.16/3.08      inference('cnf', [status(esa)], [zf_stmt_111])).
% 17.16/3.08  thf('154', plain, (( (c0_1 @ a568)) | ~ ( (hskp27))),
% 17.16/3.08      inference('split', [status(esa)], [zip_derived_cl51])).
% 17.16/3.08  thf('155', plain, (( (c3_1 @ a568)) | ~ ( (hskp27))),
% 17.16/3.08      inference('split', [status(esa)], [zip_derived_cl52])).
% 17.16/3.08  thf(clause88, conjecture, (~( ( ~( hskp27 ) ) | ( ~( c1_1 @ a568 ) ) ))).
% 17.16/3.08  thf(zf_stmt_112, negated_conjecture,
% 17.16/3.08    (( ~( hskp27 ) ) | ( ~( c1_1 @ a568 ) )),
% 17.16/3.08    inference('cnf.neg', [status(esa)], [clause88])).
% 17.16/3.08  thf(zip_derived_cl87, plain, ((~ (hskp27) | ~ (c1_1 @ a568))),
% 17.16/3.08      inference('cnf', [status(esa)], [zf_stmt_112])).
% 17.16/3.08  thf('156', plain, (~ ( (c1_1 @ a568)) | ~ ( (hskp27))),
% 17.16/3.08      inference('split', [status(esa)], [zip_derived_cl87])).
% 17.16/3.08  thf(clause166, conjecture,
% 17.16/3.08    (~( ( hskp2 ) | ( c3_1 @ V ) | ( c1_1 @ V ) | ( c0_1 @ V ) | 
% 17.16/3.08        ( ~( ndr1_0 ) ) | ( ~( c2_1 @ U ) ) | ( ~( c1_1 @ U ) ) | 
% 17.16/3.08        ( ~( c0_1 @ U ) ) ))).
% 17.16/3.08  thf(zf_stmt_113, negated_conjecture,
% 17.16/3.08    (( hskp2 ) | ( c3_1 @ V ) | ( c1_1 @ V ) | ( c0_1 @ V ) | 
% 17.16/3.08     ( ~( ndr1_0 ) ) | ( ~( c2_1 @ U ) ) | ( ~( c1_1 @ U ) ) | 
% 17.16/3.08     ( ~( c0_1 @ U ) )),
% 17.16/3.08    inference('cnf.neg', [status(esa)], [clause166])).
% 17.16/3.08  thf(zip_derived_cl165, plain,
% 17.16/3.08      (![X0 : $i, X1 : $i]:
% 17.16/3.08         ( (hskp2)
% 17.16/3.08          |  (c3_1 @ X0)
% 17.16/3.08          |  (c1_1 @ X0)
% 17.16/3.08          |  (c0_1 @ X0)
% 17.16/3.08          | ~ (ndr1_0)
% 17.16/3.08          | ~ (c2_1 @ X1)
% 17.16/3.08          | ~ (c1_1 @ X1)
% 17.16/3.08          | ~ (c0_1 @ X1))),
% 17.16/3.08      inference('cnf', [status(esa)], [zf_stmt_113])).
% 17.16/3.08  thf('157', plain,
% 17.16/3.08      ((![X0 : $i]: ( (c3_1 @ X0) |  (c0_1 @ X0) |  (c1_1 @ X0))) | 
% 17.16/3.08       (![X0 : $i]: (~ (c2_1 @ X0) | ~ (c0_1 @ X0) | ~ (c1_1 @ X0))) | 
% 17.16/3.08       ( (hskp2)) | ~ ( (ndr1_0))),
% 17.16/3.08      inference('split', [status(esa)], [zip_derived_cl165])).
% 17.16/3.08  thf(zip_derived_cl581, plain,
% 17.16/3.08      ((![X1 : $i]: ( (c1_1 @ X1) |  (c2_1 @ X1) | ~ (c0_1 @ X1)))
% 17.16/3.08         <= ((![X1 : $i]: ( (c1_1 @ X1) |  (c2_1 @ X1) | ~ (c0_1 @ X1))))),
% 17.16/3.08      inference('split', [status(esa)], [zip_derived_cl162])).
% 17.16/3.08  thf(clause107, conjecture, (~( ( ~( hskp17 ) ) | ( ~( c2_1 @ a532 ) ) ))).
% 17.16/3.08  thf(zf_stmt_114, negated_conjecture,
% 17.16/3.08    (( ~( hskp17 ) ) | ( ~( c2_1 @ a532 ) )),
% 17.16/3.08    inference('cnf.neg', [status(esa)], [clause107])).
% 17.16/3.08  thf(zip_derived_cl106, plain, ((~ (hskp17) | ~ (c2_1 @ a532))),
% 17.16/3.08      inference('cnf', [status(esa)], [zf_stmt_114])).
% 17.16/3.08  thf(zip_derived_cl415, plain, ((~ (c2_1 @ a532)) <= (~ ( (c2_1 @ a532)))),
% 17.16/3.08      inference('split', [status(esa)], [zip_derived_cl106])).
% 17.16/3.08  thf(zip_derived_cl1970, plain,
% 17.16/3.08      (((~ (c0_1 @ a532) |  (c1_1 @ a532)))
% 17.16/3.08         <= (~ ( (c2_1 @ a532)) & 
% 17.16/3.08             (![X1 : $i]: ( (c1_1 @ X1) |  (c2_1 @ X1) | ~ (c0_1 @ X1))))),
% 17.16/3.08      inference('s_sup-', [status(thm)], [zip_derived_cl581, zip_derived_cl415])).
% 17.16/3.08  thf('158', plain,
% 17.16/3.08      (~ (![X1 : $i]: ( (c1_1 @ X1) |  (c2_1 @ X1) | ~ (c0_1 @ X1))) | 
% 17.16/3.08       ~ ( (c0_1 @ a532)) | ( (c1_1 @ a532)) | ( (c2_1 @ a532))),
% 17.16/3.08      inference('split', [status(esa)], [zip_derived_cl1970])).
% 17.16/3.08  thf(clause64, conjecture, (~( ( c3_1 @ a532 ) | ( ~( hskp17 ) ) ))).
% 17.16/3.08  thf(zf_stmt_115, negated_conjecture, (( c3_1 @ a532 ) | ( ~( hskp17 ) )),
% 17.16/3.08    inference('cnf.neg', [status(esa)], [clause64])).
% 17.16/3.08  thf(zip_derived_cl63, plain, (( (c3_1 @ a532) | ~ (hskp17))),
% 17.16/3.08      inference('cnf', [status(esa)], [zf_stmt_115])).
% 17.16/3.08  thf('159', plain, (( (c3_1 @ a532)) | ~ ( (hskp17))),
% 17.16/3.08      inference('split', [status(esa)], [zip_derived_cl63])).
% 17.16/3.08  thf(clause106, conjecture, (~( ( ~( hskp17 ) ) | ( ~( c1_1 @ a532 ) ) ))).
% 17.16/3.08  thf(zf_stmt_116, negated_conjecture,
% 17.16/3.08    (( ~( hskp17 ) ) | ( ~( c1_1 @ a532 ) )),
% 17.16/3.08    inference('cnf.neg', [status(esa)], [clause106])).
% 17.16/3.08  thf(zip_derived_cl105, plain, ((~ (hskp17) | ~ (c1_1 @ a532))),
% 17.16/3.08      inference('cnf', [status(esa)], [zf_stmt_116])).
% 17.16/3.08  thf('160', plain, (~ ( (c1_1 @ a532)) | ~ ( (hskp17))),
% 17.16/3.08      inference('split', [status(esa)], [zip_derived_cl105])).
% 17.16/3.08  thf('161', plain, (~ ( (c2_1 @ a532)) | ~ ( (hskp17))),
% 17.16/3.08      inference('split', [status(esa)], [zip_derived_cl106])).
% 17.16/3.08  thf(clause38, conjecture, (~( ( hskp26 ) | ( hskp17 ) | ( hskp11 ) ))).
% 17.16/3.08  thf(zf_stmt_117, negated_conjecture, (( hskp26 ) | ( hskp17 ) | ( hskp11 )),
% 17.16/3.08    inference('cnf.neg', [status(esa)], [clause38])).
% 17.16/3.08  thf(zip_derived_cl37, plain, (( (hskp26) |  (hskp17) |  (hskp11))),
% 17.16/3.08      inference('cnf', [status(esa)], [zf_stmt_117])).
% 17.16/3.08  thf('162', plain, (( (hskp17)) | ( (hskp11)) | ( (hskp26))),
% 17.16/3.08      inference('split', [status(esa)], [zip_derived_cl37])).
% 17.16/3.08  thf(zip_derived_cl485, plain,
% 17.16/3.08      ((![X0 : $i]: (~ (c3_1 @ X0) |  (c0_1 @ X0) |  (c1_1 @ X0)))
% 17.16/3.08         <= ((![X0 : $i]: (~ (c3_1 @ X0) |  (c0_1 @ X0) |  (c1_1 @ X0))))),
% 17.16/3.08      inference('split', [status(esa)], [zip_derived_cl138])).
% 17.16/3.08  thf(zip_derived_cl329, plain, (( (c3_1 @ a532)) <= (( (c3_1 @ a532)))),
% 17.16/3.08      inference('split', [status(esa)], [zip_derived_cl63])).
% 17.16/3.08  thf(zip_derived_cl1244, plain,
% 17.16/3.08      ((( (c1_1 @ a532) |  (c0_1 @ a532)))
% 17.16/3.08         <= (( (c3_1 @ a532)) & 
% 17.16/3.08             (![X0 : $i]: (~ (c3_1 @ X0) |  (c0_1 @ X0) |  (c1_1 @ X0))))),
% 17.16/3.08      inference('s_sup+', [status(thm)], [zip_derived_cl485, zip_derived_cl329])).
% 17.16/3.08  thf('163', plain,
% 17.16/3.08      (( (c0_1 @ a532)) | ( (c1_1 @ a532)) | 
% 17.16/3.08       ~ (![X0 : $i]: (~ (c3_1 @ X0) |  (c0_1 @ X0) |  (c1_1 @ X0))) | 
% 17.16/3.08       ~ ( (c3_1 @ a532))),
% 17.16/3.08      inference('split', [status(esa)], [zip_derived_cl1244])).
% 17.16/3.08  thf(zip_derived_cl3307, plain, (( (c2_1 @ a504)) <= (( (c2_1 @ a504)))),
% 17.16/3.08      inference('split', [status(esa)], [zip_derived_cl1044])).
% 17.16/3.08  thf(zip_derived_cl553, plain,
% 17.16/3.08      ((![X0 : $i]: (~ (c2_1 @ X0) | ~ (c0_1 @ X0) | ~ (c1_1 @ X0)))
% 17.16/3.08         <= ((![X0 : $i]: (~ (c2_1 @ X0) | ~ (c0_1 @ X0) | ~ (c1_1 @ X0))))),
% 17.16/3.08      inference('split', [status(esa)], [zip_derived_cl155])).
% 17.16/3.08  thf(zip_derived_cl3311, plain,
% 17.16/3.08      (((~ (c0_1 @ a504) | ~ (c1_1 @ a504)))
% 17.16/3.08         <= ((![X0 : $i]: (~ (c2_1 @ X0) | ~ (c0_1 @ X0) | ~ (c1_1 @ X0))) & 
% 17.16/3.08             ( (c2_1 @ a504)))),
% 17.16/3.08      inference('s_sup-', [status(thm)],
% 17.16/3.08                [zip_derived_cl3307, zip_derived_cl553])).
% 17.16/3.08  thf('164', plain,
% 17.16/3.08      (~ ( (c2_1 @ a504)) | ~ ( (c1_1 @ a504)) | 
% 17.16/3.08       ~ (![X0 : $i]: (~ (c2_1 @ X0) | ~ (c0_1 @ X0) | ~ (c1_1 @ X0))) | 
% 17.16/3.08       ~ ( (c0_1 @ a504))),
% 17.16/3.08      inference('split', [status(esa)], [zip_derived_cl3311])).
% 17.16/3.08  thf(clause80, conjecture, (~( ( c1_1 @ a501 ) | ( ~( hskp6 ) ) ))).
% 17.16/3.08  thf(zf_stmt_118, negated_conjecture, (( c1_1 @ a501 ) | ( ~( hskp6 ) )),
% 17.16/3.08    inference('cnf.neg', [status(esa)], [clause80])).
% 17.16/3.08  thf(zip_derived_cl79, plain, (( (c1_1 @ a501) | ~ (hskp6))),
% 17.16/3.08      inference('cnf', [status(esa)], [zf_stmt_118])).
% 17.16/3.08  thf('165', plain, (( (c1_1 @ a501)) | ~ ( (hskp6))),
% 17.16/3.08      inference('split', [status(esa)], [zip_derived_cl79])).
% 17.16/3.08  thf('166', plain, (( (c2_1 @ a501)) | ~ ( (hskp6))),
% 17.16/3.08      inference('split', [status(esa)], [zip_derived_cl80])).
% 17.16/3.08  thf('167', plain, (~ ( (c3_1 @ a501)) | ~ ( (hskp6))),
% 17.16/3.08      inference('split', [status(esa)], [zip_derived_cl122])).
% 17.16/3.08  thf(zip_derived_cl633, plain,
% 17.16/3.08      ((![X1 : $i]: ( (c3_1 @ X1) | ~ (c1_1 @ X1) | ~ (c2_1 @ X1)))
% 17.16/3.08         <= ((![X1 : $i]: ( (c3_1 @ X1) | ~ (c1_1 @ X1) | ~ (c2_1 @ X1))))),
% 17.16/3.08      inference('split', [status(esa)], [zip_derived_cl175])).
% 17.16/3.08  thf(zip_derived_cl447, plain, ((~ (c3_1 @ a501)) <= (~ ( (c3_1 @ a501)))),
% 17.16/3.08      inference('split', [status(esa)], [zip_derived_cl122])).
% 17.16/3.08  thf(zip_derived_cl1635, plain,
% 17.16/3.08      (((~ (c2_1 @ a501) | ~ (c1_1 @ a501)))
% 17.16/3.08         <= (~ ( (c3_1 @ a501)) & 
% 17.16/3.08             (![X1 : $i]: ( (c3_1 @ X1) | ~ (c1_1 @ X1) | ~ (c2_1 @ X1))))),
% 17.16/3.08      inference('s_sup-', [status(thm)], [zip_derived_cl633, zip_derived_cl447])).
% 17.16/3.08  thf('168', plain,
% 17.16/3.08      (~ (![X1 : $i]: ( (c3_1 @ X1) | ~ (c1_1 @ X1) | ~ (c2_1 @ X1))) | 
% 17.16/3.08       ~ ( (c2_1 @ a501)) | ( (c3_1 @ a501)) | ~ ( (c1_1 @ a501))),
% 17.16/3.08      inference('split', [status(esa)], [zip_derived_cl1635])).
% 17.16/3.08  thf(zip_derived_cl581, plain,
% 17.16/3.08      ((![X1 : $i]: ( (c1_1 @ X1) |  (c2_1 @ X1) | ~ (c0_1 @ X1)))
% 17.16/3.08         <= ((![X1 : $i]: ( (c1_1 @ X1) |  (c2_1 @ X1) | ~ (c0_1 @ X1))))),
% 17.16/3.08      inference('split', [status(esa)], [zip_derived_cl162])).
% 17.16/3.08  thf(clause116, conjecture, (~( ( ~( hskp10 ) ) | ( ~( c2_1 @ a509 ) ) ))).
% 17.16/3.08  thf(zf_stmt_119, negated_conjecture,
% 17.16/3.08    (( ~( hskp10 ) ) | ( ~( c2_1 @ a509 ) )),
% 17.16/3.08    inference('cnf.neg', [status(esa)], [clause116])).
% 17.16/3.08  thf(zip_derived_cl115, plain, ((~ (hskp10) | ~ (c2_1 @ a509))),
% 17.16/3.08      inference('cnf', [status(esa)], [zf_stmt_119])).
% 17.16/3.08  thf(zip_derived_cl433, plain, ((~ (c2_1 @ a509)) <= (~ ( (c2_1 @ a509)))),
% 17.16/3.08      inference('split', [status(esa)], [zip_derived_cl115])).
% 17.16/3.08  thf(zip_derived_cl1974, plain,
% 17.16/3.08      (((~ (c0_1 @ a509) |  (c1_1 @ a509)))
% 17.16/3.08         <= (~ ( (c2_1 @ a509)) & 
% 17.16/3.08             (![X1 : $i]: ( (c1_1 @ X1) |  (c2_1 @ X1) | ~ (c0_1 @ X1))))),
% 17.16/3.08      inference('s_sup-', [status(thm)], [zip_derived_cl581, zip_derived_cl433])).
% 17.16/3.08  thf('169', plain,
% 17.16/3.08      (~ (![X1 : $i]: ( (c1_1 @ X1) |  (c2_1 @ X1) | ~ (c0_1 @ X1))) | 
% 17.16/3.08       ( (c1_1 @ a509)) | ( (c2_1 @ a509)) | ~ ( (c0_1 @ a509))),
% 17.16/3.08      inference('split', [status(esa)], [zip_derived_cl1974])).
% 17.16/3.08  thf(clause190, conjecture,
% 17.16/3.08    (~( ( c3_1 @ W ) | ( c1_1 @ W ) | ( c0_1 @ W ) | ( c3_1 @ V ) | 
% 17.16/3.08        ( c2_1 @ V ) | ( c0_1 @ V ) | ( c3_1 @ U ) | ( ~( ndr1_0 ) ) | 
% 17.16/3.08        ( ~( c2_1 @ U ) ) | ( ~( c1_1 @ U ) ) ))).
% 17.16/3.08  thf(zf_stmt_120, negated_conjecture,
% 17.16/3.08    (( c3_1 @ W ) | ( c1_1 @ W ) | ( c0_1 @ W ) | ( c3_1 @ V ) | 
% 17.16/3.08     ( c2_1 @ V ) | ( c0_1 @ V ) | ( c3_1 @ U ) | ( ~( ndr1_0 ) ) | 
% 17.16/3.08     ( ~( c2_1 @ U ) ) | ( ~( c1_1 @ U ) )),
% 17.16/3.08    inference('cnf.neg', [status(esa)], [clause190])).
% 17.16/3.08  thf(zip_derived_cl189, plain,
% 17.16/3.08      (![X0 : $i, X1 : $i, X2 : $i]:
% 17.16/3.08         ( (c3_1 @ X0)
% 17.16/3.08          |  (c1_1 @ X0)
% 17.16/3.08          |  (c0_1 @ X0)
% 17.16/3.08          |  (c3_1 @ X1)
% 17.16/3.08          |  (c2_1 @ X1)
% 17.16/3.08          |  (c0_1 @ X1)
% 17.16/3.08          |  (c3_1 @ X2)
% 17.16/3.08          | ~ (ndr1_0)
% 17.16/3.08          | ~ (c2_1 @ X2)
% 17.16/3.08          | ~ (c1_1 @ X2))),
% 17.16/3.08      inference('cnf', [status(esa)], [zf_stmt_120])).
% 17.16/3.08  thf('170', plain,
% 17.16/3.08      ((![X0 : $i]: ( (c3_1 @ X0) |  (c0_1 @ X0) |  (c1_1 @ X0))) | 
% 17.16/3.08       (![X1 : $i]: ( (c3_1 @ X1) | ~ (c1_1 @ X1) | ~ (c2_1 @ X1))) | 
% 17.16/3.08       ~ ( (ndr1_0)) | 
% 17.16/3.08       (![X0 : $i]: ( (c3_1 @ X0) |  (c2_1 @ X0) |  (c0_1 @ X0)))),
% 17.16/3.08      inference('split', [status(esa)], [zip_derived_cl189])).
% 17.16/3.08  thf(zip_derived_cl574, plain,
% 17.16/3.08      ((![X0 : $i]: ( (c3_1 @ X0) |  (c0_1 @ X0) |  (c1_1 @ X0)))
% 17.16/3.08         <= ((![X0 : $i]: ( (c3_1 @ X0) |  (c0_1 @ X0) |  (c1_1 @ X0))))),
% 17.16/3.08      inference('split', [status(esa)], [zip_derived_cl160])).
% 17.16/3.08  thf(zip_derived_cl463, plain, ((~ (c3_1 @ a496)) <= (~ ( (c3_1 @ a496)))),
% 17.16/3.08      inference('split', [status(esa)], [zip_derived_cl130])).
% 17.16/3.08  thf(zip_derived_cl2030, plain,
% 17.16/3.08      ((( (c1_1 @ a496) |  (c0_1 @ a496)))
% 17.16/3.08         <= (~ ( (c3_1 @ a496)) & 
% 17.16/3.08             (![X0 : $i]: ( (c3_1 @ X0) |  (c0_1 @ X0) |  (c1_1 @ X0))))),
% 17.16/3.08      inference('s_sup-', [status(thm)], [zip_derived_cl574, zip_derived_cl463])).
% 17.16/3.08  thf('171', plain,
% 17.16/3.08      (( (c0_1 @ a496)) | ( (c3_1 @ a496)) | 
% 17.16/3.08       ~ (![X0 : $i]: ( (c3_1 @ X0) |  (c0_1 @ X0) |  (c1_1 @ X0))) | 
% 17.16/3.08       ( (c1_1 @ a496))),
% 17.16/3.08      inference('split', [status(esa)], [zip_derived_cl2030])).
% 17.16/3.08  thf('172', plain,
% 17.16/3.08      (( (hskp11)) | ( (hskp10)) | 
% 17.16/3.08       (![X0 : $i]: ( (c3_1 @ X0) |  (c2_1 @ X0) |  (c0_1 @ X0))) | 
% 17.16/3.08       ~ ( (ndr1_0))),
% 17.16/3.08      inference('split', [status(esa)], [zip_derived_cl135])).
% 17.16/3.08  thf(zip_derived_cl473, plain,
% 17.16/3.08      ((![X0 : $i]: ( (c3_1 @ X0) |  (c2_1 @ X0) |  (c0_1 @ X0)))
% 17.16/3.08         <= ((![X0 : $i]: ( (c3_1 @ X0) |  (c2_1 @ X0) |  (c0_1 @ X0))))),
% 17.16/3.08      inference('split', [status(esa)], [zip_derived_cl135])).
% 17.16/3.08  thf(zip_derived_cl463, plain, ((~ (c3_1 @ a496)) <= (~ ( (c3_1 @ a496)))),
% 17.16/3.08      inference('split', [status(esa)], [zip_derived_cl130])).
% 17.16/3.08  thf(zip_derived_cl954, plain,
% 17.16/3.08      ((( (c0_1 @ a496) |  (c2_1 @ a496)))
% 17.16/3.08         <= (~ ( (c3_1 @ a496)) & 
% 17.16/3.08             (![X0 : $i]: ( (c3_1 @ X0) |  (c2_1 @ X0) |  (c0_1 @ X0))))),
% 17.16/3.08      inference('s_sup-', [status(thm)], [zip_derived_cl473, zip_derived_cl463])).
% 17.16/3.08  thf('173', plain,
% 17.16/3.08      (~ (![X0 : $i]: ( (c3_1 @ X0) |  (c2_1 @ X0) |  (c0_1 @ X0))) | 
% 17.16/3.08       ( (c0_1 @ a496)) | ( (c2_1 @ a496)) | ( (c3_1 @ a496))),
% 17.16/3.08      inference('split', [status(esa)], [zip_derived_cl954])).
% 17.16/3.08  thf(zip_derived_cl581, plain,
% 17.16/3.08      ((![X1 : $i]: ( (c1_1 @ X1) |  (c2_1 @ X1) | ~ (c0_1 @ X1)))
% 17.16/3.08         <= ((![X1 : $i]: ( (c1_1 @ X1) |  (c2_1 @ X1) | ~ (c0_1 @ X1))))),
% 17.16/3.08      inference('split', [status(esa)], [zip_derived_cl162])).
% 17.16/3.08  thf(clause130, conjecture, (~( ( ~( hskp2 ) ) | ( ~( c2_1 @ a496 ) ) ))).
% 17.16/3.08  thf(zf_stmt_121, negated_conjecture, (( ~( hskp2 ) ) | ( ~( c2_1 @ a496 ) )),
% 17.16/3.08    inference('cnf.neg', [status(esa)], [clause130])).
% 17.16/3.08  thf(zip_derived_cl129, plain, ((~ (hskp2) | ~ (c2_1 @ a496))),
% 17.16/3.08      inference('cnf', [status(esa)], [zf_stmt_121])).
% 17.16/3.08  thf(zip_derived_cl461, plain, ((~ (c2_1 @ a496)) <= (~ ( (c2_1 @ a496)))),
% 17.16/3.08      inference('split', [status(esa)], [zip_derived_cl129])).
% 17.16/3.08  thf(zip_derived_cl1981, plain,
% 17.16/3.08      (((~ (c0_1 @ a496) |  (c1_1 @ a496)))
% 17.16/3.08         <= (~ ( (c2_1 @ a496)) & 
% 17.16/3.08             (![X1 : $i]: ( (c1_1 @ X1) |  (c2_1 @ X1) | ~ (c0_1 @ X1))))),
% 17.16/3.08      inference('s_sup-', [status(thm)], [zip_derived_cl581, zip_derived_cl461])).
% 17.16/3.08  thf('174', plain,
% 17.16/3.08      (~ (![X1 : $i]: ( (c1_1 @ X1) |  (c2_1 @ X1) | ~ (c0_1 @ X1))) | 
% 17.16/3.08       ~ ( (c0_1 @ a496)) | ( (c1_1 @ a496)) | ( (c2_1 @ a496))),
% 17.16/3.08      inference('split', [status(esa)], [zip_derived_cl1981])).
% 17.16/3.08  thf(clause129, conjecture, (~( ( ~( hskp2 ) ) | ( ~( c1_1 @ a496 ) ) ))).
% 17.16/3.08  thf(zf_stmt_122, negated_conjecture, (( ~( hskp2 ) ) | ( ~( c1_1 @ a496 ) )),
% 17.16/3.08    inference('cnf.neg', [status(esa)], [clause129])).
% 17.16/3.08  thf(zip_derived_cl128, plain, ((~ (hskp2) | ~ (c1_1 @ a496))),
% 17.16/3.08      inference('cnf', [status(esa)], [zf_stmt_122])).
% 17.16/3.08  thf('175', plain, (~ ( (c1_1 @ a496)) | ~ ( (hskp2))),
% 17.16/3.08      inference('split', [status(esa)], [zip_derived_cl128])).
% 17.16/3.08  thf('176', plain, (~ ( (c2_1 @ a496)) | ~ ( (hskp2))),
% 17.16/3.08      inference('split', [status(esa)], [zip_derived_cl129])).
% 17.16/3.08  thf('177', plain, (~ ( (c3_1 @ a496)) | ~ ( (hskp2))),
% 17.16/3.08      inference('split', [status(esa)], [zip_derived_cl130])).
% 17.16/3.08  thf(clause162, conjecture,
% 17.16/3.08    (~( ( hskp6 ) | ( c3_1 @ V ) | ( c2_1 @ V ) | ( c0_1 @ V ) | 
% 17.16/3.08        ( c2_1 @ U ) | ( ~( ndr1_0 ) ) | ( ~( c1_1 @ U ) ) | ( ~( c0_1 @ U ) ) ))).
% 17.16/3.08  thf(zf_stmt_123, negated_conjecture,
% 17.16/3.08    (( hskp6 ) | ( c3_1 @ V ) | ( c2_1 @ V ) | ( c0_1 @ V ) | ( c2_1 @ U ) | 
% 17.16/3.08     ( ~( ndr1_0 ) ) | ( ~( c1_1 @ U ) ) | ( ~( c0_1 @ U ) )),
% 17.16/3.08    inference('cnf.neg', [status(esa)], [clause162])).
% 17.16/3.08  thf(zip_derived_cl161, plain,
% 17.16/3.08      (![X0 : $i, X1 : $i]:
% 17.16/3.08         ( (hskp6)
% 17.16/3.08          |  (c3_1 @ X0)
% 17.16/3.08          |  (c2_1 @ X0)
% 17.16/3.08          |  (c0_1 @ X0)
% 17.16/3.08          |  (c2_1 @ X1)
% 17.16/3.08          | ~ (ndr1_0)
% 17.16/3.08          | ~ (c1_1 @ X1)
% 17.16/3.08          | ~ (c0_1 @ X1))),
% 17.16/3.08      inference('cnf', [status(esa)], [zf_stmt_123])).
% 17.16/3.08  thf('178', plain,
% 17.16/3.08      (( (hskp6)) | 
% 17.16/3.08       (![X0 : $i]: ( (c2_1 @ X0) | ~ (c0_1 @ X0) | ~ (c1_1 @ X0))) | 
% 17.16/3.08       ~ ( (ndr1_0)) | 
% 17.16/3.08       (![X0 : $i]: ( (c3_1 @ X0) |  (c2_1 @ X0) |  (c0_1 @ X0)))),
% 17.16/3.08      inference('split', [status(esa)], [zip_derived_cl161])).
% 17.16/3.08  thf('179', plain, (( (c0_1 @ a510)) | ~ ( (hskp11))),
% 17.16/3.08      inference('split', [status(esa)], [zip_derived_cl73])).
% 17.16/3.08  thf(clause114, conjecture, (~( ( ~( hskp11 ) ) | ( ~( c1_1 @ a510 ) ) ))).
% 17.16/3.08  thf(zf_stmt_124, negated_conjecture,
% 17.16/3.08    (( ~( hskp11 ) ) | ( ~( c1_1 @ a510 ) )),
% 17.16/3.08    inference('cnf.neg', [status(esa)], [clause114])).
% 17.16/3.08  thf(zip_derived_cl113, plain, ((~ (hskp11) | ~ (c1_1 @ a510))),
% 17.16/3.08      inference('cnf', [status(esa)], [zf_stmt_124])).
% 17.16/3.08  thf('180', plain, (~ ( (c1_1 @ a510)) | ~ ( (hskp11))),
% 17.16/3.08      inference('split', [status(esa)], [zip_derived_cl113])).
% 17.16/3.08  thf('181', plain, (~ ( (c2_1 @ a510)) | ~ ( (hskp11))),
% 17.16/3.08      inference('split', [status(esa)], [zip_derived_cl114])).
% 17.16/3.08  thf(zip_derived_cl581, plain,
% 17.16/3.08      ((![X1 : $i]: ( (c1_1 @ X1) |  (c2_1 @ X1) | ~ (c0_1 @ X1)))
% 17.16/3.08         <= ((![X1 : $i]: ( (c1_1 @ X1) |  (c2_1 @ X1) | ~ (c0_1 @ X1))))),
% 17.16/3.08      inference('split', [status(esa)], [zip_derived_cl162])).
% 17.16/3.08  thf(zip_derived_cl431, plain, ((~ (c2_1 @ a510)) <= (~ ( (c2_1 @ a510)))),
% 17.16/3.08      inference('split', [status(esa)], [zip_derived_cl114])).
% 17.16/3.08  thf(zip_derived_cl1973, plain,
% 17.16/3.08      (((~ (c0_1 @ a510) |  (c1_1 @ a510)))
% 17.16/3.08         <= (~ ( (c2_1 @ a510)) & 
% 17.16/3.08             (![X1 : $i]: ( (c1_1 @ X1) |  (c2_1 @ X1) | ~ (c0_1 @ X1))))),
% 17.16/3.08      inference('s_sup-', [status(thm)], [zip_derived_cl581, zip_derived_cl431])).
% 17.16/3.08  thf('182', plain,
% 17.16/3.08      (~ (![X1 : $i]: ( (c1_1 @ X1) |  (c2_1 @ X1) | ~ (c0_1 @ X1))) | 
% 17.16/3.08       ( (c1_1 @ a510)) | ( (c2_1 @ a510)) | ~ ( (c0_1 @ a510))),
% 17.16/3.08      inference('split', [status(esa)], [zip_derived_cl1973])).
% 17.16/3.08  thf(clause75, conjecture, (~( ( c0_1 @ a509 ) | ( ~( hskp10 ) ) ))).
% 17.16/3.08  thf(zf_stmt_125, negated_conjecture, (( c0_1 @ a509 ) | ( ~( hskp10 ) )),
% 17.16/3.08    inference('cnf.neg', [status(esa)], [clause75])).
% 17.16/3.08  thf(zip_derived_cl74, plain, (( (c0_1 @ a509) | ~ (hskp10))),
% 17.16/3.08      inference('cnf', [status(esa)], [zf_stmt_125])).
% 17.16/3.08  thf('183', plain, (( (c0_1 @ a509)) | ~ ( (hskp10))),
% 17.16/3.08      inference('split', [status(esa)], [zip_derived_cl74])).
% 17.16/3.08  thf('184', plain, (~ ( (c2_1 @ a509)) | ~ ( (hskp10))),
% 17.16/3.08      inference('split', [status(esa)], [zip_derived_cl115])).
% 17.16/3.08  thf(zip_derived_cl537, plain,
% 17.16/3.08      ((![X0 : $i]: ( (c2_1 @ X0) | ~ (c0_1 @ X0) | ~ (c1_1 @ X0)))
% 17.16/3.08         <= ((![X0 : $i]: ( (c2_1 @ X0) | ~ (c0_1 @ X0) | ~ (c1_1 @ X0))))),
% 17.16/3.08      inference('split', [status(esa)], [zip_derived_cl151])).
% 17.16/3.08  thf(zip_derived_cl433, plain, ((~ (c2_1 @ a509)) <= (~ ( (c2_1 @ a509)))),
% 17.16/3.08      inference('split', [status(esa)], [zip_derived_cl115])).
% 17.16/3.08  thf(zip_derived_cl1468, plain,
% 17.16/3.08      (((~ (c1_1 @ a509) | ~ (c0_1 @ a509)))
% 17.16/3.08         <= (~ ( (c2_1 @ a509)) & 
% 17.16/3.08             (![X0 : $i]: ( (c2_1 @ X0) | ~ (c0_1 @ X0) | ~ (c1_1 @ X0))))),
% 17.16/3.08      inference('s_sup-', [status(thm)], [zip_derived_cl537, zip_derived_cl433])).
% 17.16/3.08  thf('185', plain,
% 17.16/3.08      (~ ( (c1_1 @ a509)) | ( (c2_1 @ a509)) | 
% 17.16/3.08       ~ (![X0 : $i]: ( (c2_1 @ X0) | ~ (c0_1 @ X0) | ~ (c1_1 @ X0))) | 
% 17.16/3.08       ~ ( (c0_1 @ a509))),
% 17.16/3.08      inference('split', [status(esa)], [zip_derived_cl1468])).
% 17.16/3.08  thf(zip_derived_cl557, plain,
% 17.16/3.08      ((![X0 : $i]: (~ (c3_1 @ X0) | ~ (c2_1 @ X0) | ~ (c1_1 @ X0)))
% 17.16/3.08         <= ((![X0 : $i]: (~ (c3_1 @ X0) | ~ (c2_1 @ X0) | ~ (c1_1 @ X0))))),
% 17.16/3.08      inference('split', [status(esa)], [zip_derived_cl156])).
% 17.16/3.08  thf(zip_derived_cl549, plain,
% 17.16/3.08      ((![X0 : $i]: ( (c3_1 @ X0) | ~ (c0_1 @ X0) | ~ (c1_1 @ X0)))
% 17.16/3.08         <= ((![X0 : $i]: ( (c3_1 @ X0) | ~ (c0_1 @ X0) | ~ (c1_1 @ X0))))),
% 17.16/3.08      inference('split', [status(esa)], [zip_derived_cl154])).
% 17.16/3.08  thf(zip_derived_cl1512, plain,
% 17.16/3.08      ((![X0 : $i]:
% 17.16/3.08          (~ (c1_1 @ X0) | ~ (c2_1 @ X0) | ~ (c0_1 @ X0) | ~ (c1_1 @ X0)))
% 17.16/3.08         <= ((![X0 : $i]: ( (c3_1 @ X0) | ~ (c0_1 @ X0) | ~ (c1_1 @ X0))) & 
% 17.16/3.08             (![X0 : $i]: (~ (c3_1 @ X0) | ~ (c2_1 @ X0) | ~ (c1_1 @ X0))))),
% 17.16/3.08      inference('s_sup+', [status(thm)], [zip_derived_cl557, zip_derived_cl549])).
% 17.16/3.08  thf(zip_derived_cl1517, plain,
% 17.16/3.08      ((![X0 : $i]: (~ (c0_1 @ X0) | ~ (c2_1 @ X0) | ~ (c1_1 @ X0)))
% 17.16/3.08         <= ((![X0 : $i]: ( (c3_1 @ X0) | ~ (c0_1 @ X0) | ~ (c1_1 @ X0))) & 
% 17.16/3.08             (![X0 : $i]: (~ (c3_1 @ X0) | ~ (c2_1 @ X0) | ~ (c1_1 @ X0))))),
% 17.16/3.08      inference('simplify', [status(thm)], [zip_derived_cl1512])).
% 17.16/3.08  thf(zip_derived_cl285, plain, (( (c2_1 @ a522)) <= (( (c2_1 @ a522)))),
% 17.16/3.08      inference('split', [status(esa)], [zip_derived_cl41])).
% 17.16/3.08  thf(zip_derived_cl2505, plain,
% 17.16/3.08      (((~ (c1_1 @ a522) | ~ (c0_1 @ a522)))
% 17.16/3.08         <= (( (c2_1 @ a522)) & 
% 17.16/3.08             (![X0 : $i]: ( (c3_1 @ X0) | ~ (c0_1 @ X0) | ~ (c1_1 @ X0))) & 
% 17.16/3.08             (![X0 : $i]: (~ (c3_1 @ X0) | ~ (c2_1 @ X0) | ~ (c1_1 @ X0))))),
% 17.16/3.08      inference('s_sup+', [status(thm)],
% 17.16/3.08                [zip_derived_cl1517, zip_derived_cl285])).
% 17.16/3.08  thf('186', plain,
% 17.16/3.08      (~ ( (c1_1 @ a522)) | ~ ( (c2_1 @ a522)) | 
% 17.16/3.08       ~ (![X0 : $i]: ( (c3_1 @ X0) | ~ (c0_1 @ X0) | ~ (c1_1 @ X0))) | 
% 17.16/3.08       ~ (![X0 : $i]: (~ (c3_1 @ X0) | ~ (c2_1 @ X0) | ~ (c1_1 @ X0))) | 
% 17.16/3.08       ~ ( (c0_1 @ a522))),
% 17.16/3.08      inference('split', [status(esa)], [zip_derived_cl2505])).
% 17.16/3.08  thf(clause24, conjecture, (~( ( ndr1_0 ) | ( ~( hskp8 ) ) ))).
% 17.16/3.08  thf(zf_stmt_126, negated_conjecture, (( ndr1_0 ) | ( ~( hskp8 ) )),
% 17.16/3.08    inference('cnf.neg', [status(esa)], [clause24])).
% 17.16/3.08  thf(zip_derived_cl23, plain, (( (ndr1_0) | ~ (hskp8))),
% 17.16/3.08      inference('cnf', [status(esa)], [zf_stmt_126])).
% 17.16/3.08  thf('187', plain, (~ ( (hskp8)) | ( (ndr1_0))),
% 17.16/3.08      inference('split', [status(esa)], [zip_derived_cl23])).
% 17.16/3.08  thf(clause39, conjecture, (~( ( hskp2 ) | ( hskp8 ) | ( hskp4 ) ))).
% 17.16/3.08  thf(zf_stmt_127, negated_conjecture, (( hskp2 ) | ( hskp8 ) | ( hskp4 )),
% 17.16/3.08    inference('cnf.neg', [status(esa)], [clause39])).
% 17.16/3.08  thf(zip_derived_cl38, plain, (( (hskp2) |  (hskp8) |  (hskp4))),
% 17.16/3.08      inference('cnf', [status(esa)], [zf_stmt_127])).
% 17.16/3.08  thf('188', plain, (( (hskp8)) | ( (hskp2)) | ( (hskp4))),
% 17.16/3.08      inference('split', [status(esa)], [zip_derived_cl38])).
% 17.16/3.08  thf(zip_derived_cl23485, plain, ($false),
% 17.16/3.08      inference('sat_resolution*', [status(thm)],
% 17.16/3.08                ['0', '1', '2', '3', '4', '5', '6', '7', '8', '9', '10', '11', 
% 17.16/3.08                 '12', '13', '14', '15', '16', '17', '18', '19', '20', '21', 
% 17.16/3.08                 '22', '23', '24', '25', '26', '27', '28', '29', '30', '31', 
% 17.16/3.08                 '32', '33', '34', '35', '36', '37', '38', '39', '40', '41', 
% 17.16/3.08                 '42', '43', '44', '45', '46', '47', '48', '49', '50', '51', 
% 17.16/3.08                 '52', '53', '54', '55', '56', '57', '58', '59', '60', '61', 
% 17.16/3.08                 '62', '63', '64', '65', '66', '67', '68', '69', '70', '71', 
% 17.16/3.08                 '72', '73', '74', '75', '76', '77', '78', '79', '80', '81', 
% 17.16/3.08                 '82', '83', '84', '85', '86', '87', '88', '89', '90', '91', 
% 17.16/3.08                 '92', '93', '94', '95', '96', '97', '98', '99', '100', '101', 
% 17.16/3.08                 '102', '103', '104', '105', '106', '107', '108', '109', 
% 17.16/3.08                 '110', '111', '112', '113', '114', '115', '116', '117', 
% 17.16/3.08                 '118', '119', '120', '121', '122', '123', '124', '125', 
% 17.16/3.08                 '126', '127', '128', '129', '130', '131', '132', '133', 
% 17.16/3.08                 '134', '135', '136', '137', '138', '139', '140', '141', 
% 17.16/3.08                 '142', '143', '144', '145', '146', '147', '148', '149', 
% 17.16/3.08                 '150', '151', '152', '153', '154', '155', '156', '157', 
% 17.16/3.08                 '158', '159', '160', '161', '162', '163', '164', '165', 
% 17.16/3.08                 '166', '167', '168', '169', '170', '171', '172', '173', 
% 17.16/3.08                 '174', '175', '176', '177', '178', '179', '180', '181', 
% 17.16/3.08                 '182', '183', '184', '185', '186', '187', '188'])).
% 17.16/3.08  
% 17.16/3.08  % SZS output end Refutation
% 17.16/3.08  
% 17.16/3.08  
% 17.16/3.08  % Terminating...
% 17.74/3.16  % Runner terminated.
% 17.74/3.17  % Zipperpin 1.5 exiting
%------------------------------------------------------------------------------