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Zipperpin---2.1.9999.UNS-Ref.s

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%------------------------------------------------------------------------------
% File     : Zipperpin---2.1.9999
% Problem  : SYN468-1 : TPTP v9.2.0. Released v2.1.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : python3 /export/starexec/sandbox2/solver/bin/portfolio.lams.parallel.py %s %d /export/starexec/sandbox2/tmp/tmp.z6PFFR1dFF true

% Computer : n014.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 : Thu Oct  2 05:04:59 PM UTC 2025

% Result   : Unsatisfiable 7.57s 1.69s
% Output   : Refutation 7.57s
% Verified : 
% SZS Type : -

% Comments : 
%------------------------------------------------------------------------------
%----WARNING: Could not form TPTP format derivation
%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.07/0.12  % Problem  : SYN468-1 : TPTP v9.2.0. Released v2.1.0.
% 0.07/0.13  % Command  : python3 /export/starexec/sandbox2/solver/bin/portfolio.lams.parallel.py %s %d /export/starexec/sandbox2/tmp/tmp.z6PFFR1dFF true
% 0.14/0.34  % Computer : n014.cluster.edu
% 0.14/0.34  % Model    : x86_64 x86_64
% 0.14/0.34  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.14/0.34  % Memory   : 8042.1875MB
% 0.14/0.34  % OS       : Linux 3.10.0-693.el7.x86_64
% 0.14/0.34  % CPULimit : 300
% 0.14/0.34  % WCLimit  : 300
% 0.14/0.34  % DateTime : Wed Oct  1 13:32:23 EDT 2025
% 0.14/0.35  % CPUTime  : 
% 0.14/0.35  % Running portfolio for 300 s
% 0.14/0.35  % File         : /export/starexec/sandbox2/benchmark/theBenchmark.p
% 0.14/0.35  % Number of cores: 8
% 0.14/0.35  % Python version: Python 3.6.8
% 0.14/0.35  % Running in FO mode
% 0.56/0.65  % Total configuration time : 435
% 0.56/0.65  % Estimated wc time : 1092
% 0.56/0.65  % Estimated cpu time (7 cpus) : 156.0
% 0.57/0.70  % /export/starexec/sandbox2/solver/bin/fo/fo6_bce.sh running for 75s
% 0.57/0.73  % /export/starexec/sandbox2/solver/bin/fo/fo3_bce.sh running for 75s
% 0.57/0.73  % /export/starexec/sandbox2/solver/bin/fo/fo1_av.sh running for 75s
% 0.57/0.73  % /export/starexec/sandbox2/solver/bin/fo/fo7.sh running for 63s
% 0.59/0.75  % /export/starexec/sandbox2/solver/bin/fo/fo13.sh running for 50s
% 0.59/0.75  % /export/starexec/sandbox2/solver/bin/fo/fo5.sh running for 50s
% 0.59/0.77  % /export/starexec/sandbox2/solver/bin/fo/fo4.sh running for 50s
% 7.57/1.69  % Solved by fo/fo1_av.sh.
% 7.57/1.69  % done 2145 iterations in 0.878s
% 7.57/1.69  % SZS status Theorem for '/export/starexec/sandbox2/benchmark/theBenchmark.p'
% 7.57/1.69  % SZS output start Refutation
% 7.57/1.69  thf(hskp26_type, type, hskp26: $o).
% 7.57/1.69  thf(hskp21_type, type, hskp21: $o).
% 7.57/1.69  thf(hskp18_type, type, hskp18: $o).
% 7.57/1.69  thf(hskp5_type, type, hskp5: $o).
% 7.57/1.69  thf(a331_type, type, a331: $i).
% 7.57/1.69  thf(hskp2_type, type, hskp2: $o).
% 7.57/1.69  thf(a307_type, type, a307: $i).
% 7.57/1.69  thf(a293_type, type, a293: $i).
% 7.57/1.69  thf(c3_1_type, type, c3_1: $i > $o).
% 7.57/1.69  thf(a304_type, type, a304: $i).
% 7.57/1.69  thf(hskp27_type, type, hskp27: $o).
% 7.57/1.69  thf(a329_type, type, a329: $i).
% 7.57/1.69  thf(hskp12_type, type, hskp12: $o).
% 7.57/1.69  thf(a367_type, type, a367: $i).
% 7.57/1.69  thf(hskp9_type, type, hskp9: $o).
% 7.57/1.69  thf(hskp25_type, type, hskp25: $o).
% 7.57/1.69  thf(a292_type, type, a292: $i).
% 7.57/1.69  thf(a325_type, type, a325: $i).
% 7.57/1.69  thf(hskp16_type, type, hskp16: $o).
% 7.57/1.69  thf(a337_type, type, a337: $i).
% 7.57/1.69  thf(hskp28_type, type, hskp28: $o).
% 7.57/1.69  thf(a306_type, type, a306: $i).
% 7.57/1.69  thf(hskp22_type, type, hskp22: $o).
% 7.57/1.69  thf(hskp4_type, type, hskp4: $o).
% 7.57/1.69  thf(hskp23_type, type, hskp23: $o).
% 7.57/1.69  thf(a311_type, type, a311: $i).
% 7.57/1.69  thf(hskp29_type, type, hskp29: $o).
% 7.57/1.69  thf(a359_type, type, a359: $i).
% 7.57/1.69  thf(a332_type, type, a332: $i).
% 7.57/1.69  thf(hskp7_type, type, hskp7: $o).
% 7.57/1.69  thf(a297_type, type, a297: $i).
% 7.57/1.69  thf(c0_1_type, type, c0_1: $i > $o).
% 7.57/1.69  thf(a301_type, type, a301: $i).
% 7.57/1.69  thf(hskp6_type, type, hskp6: $o).
% 7.57/1.69  thf(hskp0_type, type, hskp0: $o).
% 7.57/1.69  thf(a353_type, type, a353: $i).
% 7.57/1.69  thf(a315_type, type, a315: $i).
% 7.57/1.69  thf(a296_type, type, a296: $i).
% 7.57/1.69  thf(a368_type, type, a368: $i).
% 7.57/1.69  thf(hskp30_type, type, hskp30: $o).
% 7.57/1.69  thf(a341_type, type, a341: $i).
% 7.57/1.69  thf(hskp10_type, type, hskp10: $o).
% 7.57/1.69  thf(ndr1_0_type, type, ndr1_0: $o).
% 7.57/1.69  thf(a300_type, type, a300: $i).
% 7.57/1.69  thf(hskp8_type, type, hskp8: $o).
% 7.57/1.69  thf(hskp11_type, type, hskp11: $o).
% 7.57/1.69  thf(hskp1_type, type, hskp1: $o).
% 7.57/1.69  thf(c1_1_type, type, c1_1: $i > $o).
% 7.57/1.69  thf(hskp31_type, type, hskp31: $o).
% 7.57/1.69  thf(hskp3_type, type, hskp3: $o).
% 7.57/1.69  thf(c2_1_type, type, c2_1: $i > $o).
% 7.57/1.69  thf(a299_type, type, a299: $i).
% 7.57/1.69  thf(a305_type, type, a305: $i).
% 7.57/1.69  thf(a330_type, type, a330: $i).
% 7.57/1.69  thf(hskp19_type, type, hskp19: $o).
% 7.57/1.69  thf(a308_type, type, a308: $i).
% 7.57/1.69  thf(hskp20_type, type, hskp20: $o).
% 7.57/1.69  thf(hskp24_type, type, hskp24: $o).
% 7.57/1.69  thf(a295_type, type, a295: $i).
% 7.57/1.69  thf(hskp15_type, type, hskp15: $o).
% 7.57/1.69  thf(hskp13_type, type, hskp13: $o).
% 7.57/1.69  thf(a294_type, type, a294: $i).
% 7.57/1.69  thf(clause172, conjecture,
% 7.57/1.69    (~( ( hskp8 ) | ( c3_1 @ V ) | ( c2_1 @ V ) | ( c0_1 @ V ) | 
% 7.57/1.69        ( c2_1 @ U ) | ( ~( ndr1_0 ) ) | ( ~( c3_1 @ U ) ) | ( ~( c1_1 @ U ) ) ))).
% 7.57/1.69  thf(zf_stmt_0, negated_conjecture,
% 7.57/1.69    (( hskp8 ) | ( c3_1 @ V ) | ( c2_1 @ V ) | ( c0_1 @ V ) | ( c2_1 @ U ) | 
% 7.57/1.69     ( ~( ndr1_0 ) ) | ( ~( c3_1 @ U ) ) | ( ~( c1_1 @ U ) )),
% 7.57/1.69    inference('cnf.neg', [status(esa)], [clause172])).
% 7.57/1.69  thf(zip_derived_cl171, plain,
% 7.57/1.69      (![X0 : $i, X1 : $i]:
% 7.57/1.69         ( (hskp8)
% 7.57/1.69          |  (c3_1 @ X0)
% 7.57/1.69          |  (c2_1 @ X0)
% 7.57/1.69          |  (c0_1 @ X0)
% 7.57/1.69          |  (c2_1 @ X1)
% 7.57/1.69          | ~ (ndr1_0)
% 7.57/1.69          | ~ (c3_1 @ X1)
% 7.57/1.69          | ~ (c1_1 @ X1))),
% 7.57/1.69      inference('cnf', [status(esa)], [zf_stmt_0])).
% 7.57/1.69  thf('0', plain,
% 7.57/1.69      ((![X0 : $i]: ( (c3_1 @ X0) |  (c0_1 @ X0) |  (c2_1 @ X0))) | 
% 7.57/1.69       (![X1 : $i]: (~ (c3_1 @ X1) | ~ (c1_1 @ X1) |  (c2_1 @ X1))) | 
% 7.57/1.69       ~ ( (ndr1_0)) | ( (hskp8))),
% 7.57/1.69      inference('split', [status(esa)], [zip_derived_cl171])).
% 7.57/1.69  thf(zip_derived_cl610, plain,
% 7.57/1.69      ((![X1 : $i]: (~ (c3_1 @ X1) | ~ (c1_1 @ X1) |  (c2_1 @ X1)))
% 7.57/1.69         <= ((![X1 : $i]: (~ (c3_1 @ X1) | ~ (c1_1 @ X1) |  (c2_1 @ X1))))),
% 7.57/1.69      inference('split', [status(esa)], [zip_derived_cl171])).
% 7.57/1.69  thf(clause59, conjecture, (~( ( c1_1 @ a337 ) | ( ~( hskp23 ) ) ))).
% 7.57/1.69  thf(zf_stmt_1, negated_conjecture, (( c1_1 @ a337 ) | ( ~( hskp23 ) )),
% 7.57/1.69    inference('cnf.neg', [status(esa)], [clause59])).
% 7.57/1.69  thf(zip_derived_cl58, plain, (( (c1_1 @ a337) | ~ (hskp23))),
% 7.57/1.69      inference('cnf', [status(esa)], [zf_stmt_1])).
% 7.57/1.69  thf(zip_derived_cl323, plain, (( (c1_1 @ a337)) <= (( (c1_1 @ a337)))),
% 7.57/1.69      inference('split', [status(esa)], [zip_derived_cl58])).
% 7.57/1.69  thf(zip_derived_cl1115, plain,
% 7.57/1.69      ((( (c2_1 @ a337) | ~ (c3_1 @ a337)))
% 7.57/1.69         <= (( (c1_1 @ a337)) & 
% 7.57/1.69             (![X1 : $i]: (~ (c3_1 @ X1) | ~ (c1_1 @ X1) |  (c2_1 @ X1))))),
% 7.57/1.69      inference('s_sup+', [status(thm)], [zip_derived_cl610, zip_derived_cl323])).
% 7.57/1.69  thf('1', plain,
% 7.57/1.69      (~ (![X1 : $i]: (~ (c3_1 @ X1) | ~ (c1_1 @ X1) |  (c2_1 @ X1))) | 
% 7.57/1.69       ~ ( (c1_1 @ a337)) | ~ ( (c3_1 @ a337)) | ( (c2_1 @ a337))),
% 7.57/1.69      inference('split', [status(esa)], [zip_derived_cl1115])).
% 7.57/1.69  thf(clause160, conjecture,
% 7.57/1.69    (~( ( hskp12 ) | ( hskp9 ) | ( c1_1 @ U ) | ( ~( ndr1_0 ) ) | 
% 7.57/1.69        ( ~( c3_1 @ U ) ) | ( ~( c0_1 @ U ) ) ))).
% 7.57/1.69  thf(zf_stmt_2, negated_conjecture,
% 7.57/1.69    (( hskp12 ) | ( hskp9 ) | ( c1_1 @ U ) | ( ~( ndr1_0 ) ) | 
% 7.57/1.69     ( ~( c3_1 @ U ) ) | ( ~( c0_1 @ U ) )),
% 7.57/1.69    inference('cnf.neg', [status(esa)], [clause160])).
% 7.57/1.69  thf(zip_derived_cl159, plain,
% 7.57/1.69      (![X0 : $i]:
% 7.57/1.69         ( (hskp12)
% 7.57/1.69          |  (hskp9)
% 7.57/1.69          |  (c1_1 @ X0)
% 7.57/1.69          | ~ (ndr1_0)
% 7.57/1.69          | ~ (c3_1 @ X0)
% 7.57/1.69          | ~ (c0_1 @ X0))),
% 7.57/1.69      inference('cnf', [status(esa)], [zf_stmt_2])).
% 7.57/1.69  thf(zip_derived_cl563, plain,
% 7.57/1.69      ((![X0 : $i]: (~ (c3_1 @ X0) |  (c1_1 @ X0) | ~ (c0_1 @ X0)))
% 7.57/1.69         <= ((![X0 : $i]: (~ (c3_1 @ X0) |  (c1_1 @ X0) | ~ (c0_1 @ X0))))),
% 7.57/1.69      inference('split', [status(esa)], [zip_derived_cl159])).
% 7.57/1.69  thf(clause134, conjecture, (~( ( ~( hskp3 ) ) | ( ~( c1_1 @ a294 ) ) ))).
% 7.57/1.69  thf(zf_stmt_3, negated_conjecture, (( ~( hskp3 ) ) | ( ~( c1_1 @ a294 ) )),
% 7.57/1.69    inference('cnf.neg', [status(esa)], [clause134])).
% 7.57/1.69  thf(zip_derived_cl133, plain, ((~ (hskp3) | ~ (c1_1 @ a294))),
% 7.57/1.69      inference('cnf', [status(esa)], [zf_stmt_3])).
% 7.57/1.69  thf(zip_derived_cl473, plain, ((~ (c1_1 @ a294)) <= (~ ( (c1_1 @ a294)))),
% 7.57/1.69      inference('split', [status(esa)], [zip_derived_cl133])).
% 7.57/1.69  thf(zip_derived_cl1530, plain,
% 7.57/1.69      (((~ (c0_1 @ a294) | ~ (c3_1 @ a294)))
% 7.57/1.69         <= (~ ( (c1_1 @ a294)) & 
% 7.57/1.69             (![X0 : $i]: (~ (c3_1 @ X0) |  (c1_1 @ X0) | ~ (c0_1 @ X0))))),
% 7.57/1.69      inference('s_sup-', [status(thm)], [zip_derived_cl563, zip_derived_cl473])).
% 7.57/1.69  thf('2', plain,
% 7.57/1.69      (~ ( (c3_1 @ a294)) | ~ ( (c0_1 @ a294)) | 
% 7.57/1.69       ~ (![X0 : $i]: (~ (c3_1 @ X0) |  (c1_1 @ X0) | ~ (c0_1 @ X0))) | 
% 7.57/1.69       ( (c1_1 @ a294))),
% 7.57/1.69      inference('split', [status(esa)], [zip_derived_cl1530])).
% 7.57/1.69  thf(clause182, conjecture,
% 7.57/1.69    (~( ( hskp15 ) | ( c0_1 @ V ) | ( c2_1 @ U ) | ( ~( c3_1 @ V ) ) | 
% 7.57/1.69        ( ~( c1_1 @ V ) ) | ( ~( ndr1_0 ) ) | ( ~( c1_1 @ U ) ) | 
% 7.57/1.69        ( ~( c0_1 @ U ) ) ))).
% 7.57/1.69  thf(zf_stmt_4, negated_conjecture,
% 7.57/1.69    (( hskp15 ) | ( c0_1 @ V ) | ( c2_1 @ U ) | ( ~( c3_1 @ V ) ) | 
% 7.57/1.69     ( ~( c1_1 @ V ) ) | ( ~( ndr1_0 ) ) | ( ~( c1_1 @ U ) ) | 
% 7.57/1.69     ( ~( c0_1 @ U ) )),
% 7.57/1.69    inference('cnf.neg', [status(esa)], [clause182])).
% 7.57/1.69  thf(zip_derived_cl181, plain,
% 7.57/1.69      (![X0 : $i, X1 : $i]:
% 7.57/1.69         ( (hskp15)
% 7.57/1.69          |  (c0_1 @ X0)
% 7.57/1.69          |  (c2_1 @ X1)
% 7.57/1.69          | ~ (c3_1 @ X0)
% 7.57/1.69          | ~ (c1_1 @ X0)
% 7.57/1.69          | ~ (ndr1_0)
% 7.57/1.69          | ~ (c1_1 @ X1)
% 7.57/1.69          | ~ (c0_1 @ X1))),
% 7.57/1.69      inference('cnf', [status(esa)], [zf_stmt_4])).
% 7.57/1.69  thf(zip_derived_cl650, plain,
% 7.57/1.69      ((![X1 : $i]: (~ (c1_1 @ X1) | ~ (c0_1 @ X1) |  (c2_1 @ X1)))
% 7.57/1.69         <= ((![X1 : $i]: (~ (c1_1 @ X1) | ~ (c0_1 @ X1) |  (c2_1 @ X1))))),
% 7.57/1.69      inference('split', [status(esa)], [zip_derived_cl181])).
% 7.57/1.69  thf(clause77, conjecture, (~( ( c1_1 @ a304 ) | ( ~( hskp9 ) ) ))).
% 7.57/1.69  thf(zf_stmt_5, negated_conjecture, (( c1_1 @ a304 ) | ( ~( hskp9 ) )),
% 7.57/1.69    inference('cnf.neg', [status(esa)], [clause77])).
% 7.57/1.69  thf(zip_derived_cl76, plain, (( (c1_1 @ a304) | ~ (hskp9))),
% 7.57/1.69      inference('cnf', [status(esa)], [zf_stmt_5])).
% 7.57/1.69  thf(zip_derived_cl359, plain, (( (c1_1 @ a304)) <= (( (c1_1 @ a304)))),
% 7.57/1.69      inference('split', [status(esa)], [zip_derived_cl76])).
% 7.57/1.69  thf(zip_derived_cl1200, plain,
% 7.57/1.69      ((( (c2_1 @ a304) | ~ (c0_1 @ a304)))
% 7.57/1.69         <= (( (c1_1 @ a304)) & 
% 7.57/1.69             (![X1 : $i]: (~ (c1_1 @ X1) | ~ (c0_1 @ X1) |  (c2_1 @ X1))))),
% 7.57/1.69      inference('s_sup+', [status(thm)], [zip_derived_cl650, zip_derived_cl359])).
% 7.57/1.69  thf('3', plain,
% 7.57/1.69      (~ (![X1 : $i]: (~ (c1_1 @ X1) | ~ (c0_1 @ X1) |  (c2_1 @ X1))) | 
% 7.57/1.69       ~ ( (c1_1 @ a304)) | ~ ( (c0_1 @ a304)) | ( (c2_1 @ a304))),
% 7.57/1.69      inference('split', [status(esa)], [zip_derived_cl1200])).
% 7.57/1.69  thf(clause142, conjecture,
% 7.57/1.69    (~( ( hskp28 ) | ( hskp4 ) | ( c3_1 @ U ) | ( c1_1 @ U ) | ( c0_1 @ U ) | 
% 7.57/1.69        ( ~( ndr1_0 ) ) ))).
% 7.57/1.69  thf(zf_stmt_6, negated_conjecture,
% 7.57/1.69    (( hskp28 ) | ( hskp4 ) | ( c3_1 @ U ) | ( c1_1 @ U ) | ( c0_1 @ U ) | 
% 7.57/1.69     ( ~( ndr1_0 ) )),
% 7.57/1.69    inference('cnf.neg', [status(esa)], [clause142])).
% 7.57/1.69  thf(zip_derived_cl141, plain,
% 7.57/1.69      (![X0 : $i]:
% 7.57/1.69         ( (hskp28)
% 7.57/1.69          |  (hskp4)
% 7.57/1.69          |  (c3_1 @ X0)
% 7.57/1.69          |  (c1_1 @ X0)
% 7.57/1.69          |  (c0_1 @ X0)
% 7.57/1.69          | ~ (ndr1_0))),
% 7.57/1.69      inference('cnf', [status(esa)], [zf_stmt_6])).
% 7.57/1.69  thf('4', plain,
% 7.57/1.69      (( (hskp4)) | 
% 7.57/1.69       (![X0 : $i]: ( (c3_1 @ X0) |  (c1_1 @ X0) |  (c0_1 @ X0))) | 
% 7.57/1.69       ~ ( (ndr1_0)) | ( (hskp28))),
% 7.57/1.69      inference('split', [status(esa)], [zip_derived_cl141])).
% 7.57/1.69  thf(clause175, conjecture,
% 7.57/1.69    (~( ( hskp20 ) | ( c2_1 @ V ) | ( c1_1 @ V ) | ( c3_1 @ U ) | 
% 7.57/1.69        ( c2_1 @ U ) | ( ~( c3_1 @ V ) ) | ( ~( ndr1_0 ) ) | ( ~( c0_1 @ U ) ) ))).
% 7.57/1.69  thf(zf_stmt_7, negated_conjecture,
% 7.57/1.69    (( hskp20 ) | ( c2_1 @ V ) | ( c1_1 @ V ) | ( c3_1 @ U ) | ( c2_1 @ U ) | 
% 7.57/1.69     ( ~( c3_1 @ V ) ) | ( ~( ndr1_0 ) ) | ( ~( c0_1 @ U ) )),
% 7.57/1.69    inference('cnf.neg', [status(esa)], [clause175])).
% 7.57/1.69  thf(zip_derived_cl174, plain,
% 7.57/1.69      (![X0 : $i, X1 : $i]:
% 7.57/1.69         ( (hskp20)
% 7.57/1.69          |  (c2_1 @ X0)
% 7.57/1.69          |  (c1_1 @ X0)
% 7.57/1.69          |  (c3_1 @ X1)
% 7.57/1.69          |  (c2_1 @ X1)
% 7.57/1.69          | ~ (c3_1 @ X0)
% 7.57/1.69          | ~ (ndr1_0)
% 7.57/1.69          | ~ (c0_1 @ X1))),
% 7.57/1.69      inference('cnf', [status(esa)], [zf_stmt_7])).
% 7.57/1.69  thf(zip_derived_cl622, plain,
% 7.57/1.69      ((![X1 : $i]: ( (c3_1 @ X1) | ~ (c0_1 @ X1) |  (c2_1 @ X1)))
% 7.57/1.69         <= ((![X1 : $i]: ( (c3_1 @ X1) | ~ (c0_1 @ X1) |  (c2_1 @ X1))))),
% 7.57/1.69      inference('split', [status(esa)], [zip_derived_cl174])).
% 7.57/1.69  thf(clause103, conjecture, (~( ( ~( hskp22 ) ) | ( ~( c2_1 @ a331 ) ) ))).
% 7.57/1.69  thf(zf_stmt_8, negated_conjecture, (( ~( hskp22 ) ) | ( ~( c2_1 @ a331 ) )),
% 7.57/1.69    inference('cnf.neg', [status(esa)], [clause103])).
% 7.57/1.69  thf(zip_derived_cl102, plain, ((~ (hskp22) | ~ (c2_1 @ a331))),
% 7.57/1.69      inference('cnf', [status(esa)], [zf_stmt_8])).
% 7.57/1.69  thf(zip_derived_cl411, plain, ((~ (c2_1 @ a331)) <= (~ ( (c2_1 @ a331)))),
% 7.57/1.69      inference('split', [status(esa)], [zip_derived_cl102])).
% 7.57/1.69  thf(zip_derived_cl2153, plain,
% 7.57/1.69      (((~ (c0_1 @ a331) |  (c3_1 @ a331)))
% 7.57/1.69         <= (~ ( (c2_1 @ a331)) & 
% 7.57/1.69             (![X1 : $i]: ( (c3_1 @ X1) | ~ (c0_1 @ X1) |  (c2_1 @ X1))))),
% 7.57/1.69      inference('s_sup-', [status(thm)], [zip_derived_cl622, zip_derived_cl411])).
% 7.57/1.69  thf('5', plain,
% 7.57/1.69      (~ (![X1 : $i]: ( (c3_1 @ X1) | ~ (c0_1 @ X1) |  (c2_1 @ X1))) | 
% 7.57/1.69       ~ ( (c0_1 @ a331)) | ( (c2_1 @ a331)) | ( (c3_1 @ a331))),
% 7.57/1.69      inference('split', [status(esa)], [zip_derived_cl2153])).
% 7.57/1.69  thf(clause151, conjecture,
% 7.57/1.69    (~( ( hskp28 ) | ( hskp15 ) | ( c3_1 @ U ) | ( c1_1 @ U ) | 
% 7.57/1.69        ( ~( ndr1_0 ) ) | ( ~( c0_1 @ U ) ) ))).
% 7.57/1.69  thf(zf_stmt_9, negated_conjecture,
% 7.57/1.69    (( hskp28 ) | ( hskp15 ) | ( c3_1 @ U ) | ( c1_1 @ U ) | ( ~( ndr1_0 ) ) | 
% 7.57/1.69     ( ~( c0_1 @ U ) )),
% 7.57/1.69    inference('cnf.neg', [status(esa)], [clause151])).
% 7.57/1.69  thf(zip_derived_cl150, plain,
% 7.57/1.69      (![X0 : $i]:
% 7.57/1.69         ( (hskp28)
% 7.57/1.69          |  (hskp15)
% 7.57/1.69          |  (c3_1 @ X0)
% 7.57/1.69          |  (c1_1 @ X0)
% 7.57/1.69          | ~ (ndr1_0)
% 7.57/1.69          | ~ (c0_1 @ X0))),
% 7.57/1.69      inference('cnf', [status(esa)], [zf_stmt_9])).
% 7.57/1.69  thf('6', plain,
% 7.57/1.69      (( (hskp15)) | ( (hskp28)) | 
% 7.57/1.69       (![X0 : $i]: ( (c3_1 @ X0) |  (c1_1 @ X0) | ~ (c0_1 @ X0))) | 
% 7.57/1.69       ~ ( (ndr1_0))),
% 7.57/1.69      inference('split', [status(esa)], [zip_derived_cl150])).
% 7.57/1.69  thf(clause158, conjecture,
% 7.57/1.69    (~( ( hskp16 ) | ( hskp24 ) | ( c1_1 @ U ) | ( ~( ndr1_0 ) ) | 
% 7.57/1.69        ( ~( c2_1 @ U ) ) | ( ~( c0_1 @ U ) ) ))).
% 7.57/1.69  thf(zf_stmt_10, negated_conjecture,
% 7.57/1.69    (( hskp16 ) | ( hskp24 ) | ( c1_1 @ U ) | ( ~( ndr1_0 ) ) | 
% 7.57/1.69     ( ~( c2_1 @ U ) ) | ( ~( c0_1 @ U ) )),
% 7.57/1.69    inference('cnf.neg', [status(esa)], [clause158])).
% 7.57/1.69  thf(zip_derived_cl157, plain,
% 7.57/1.69      (![X0 : $i]:
% 7.57/1.69         ( (hskp16)
% 7.57/1.69          |  (hskp24)
% 7.57/1.69          |  (c1_1 @ X0)
% 7.57/1.69          | ~ (ndr1_0)
% 7.57/1.69          | ~ (c2_1 @ X0)
% 7.57/1.69          | ~ (c0_1 @ X0))),
% 7.57/1.69      inference('cnf', [status(esa)], [zf_stmt_10])).
% 7.57/1.69  thf('7', plain,
% 7.57/1.69      (( (hskp24)) | ( (hskp16)) | ~ ( (ndr1_0)) | 
% 7.57/1.69       (![X0 : $i]: ( (c1_1 @ X0) | ~ (c0_1 @ X0) | ~ (c2_1 @ X0)))),
% 7.57/1.69      inference('split', [status(esa)], [zip_derived_cl157])).
% 7.57/1.69  thf(clause162, conjecture,
% 7.57/1.69    (~( ( hskp25 ) | ( hskp7 ) | ( c2_1 @ U ) | ( ~( ndr1_0 ) ) | 
% 7.57/1.69        ( ~( c3_1 @ U ) ) | ( ~( c0_1 @ U ) ) ))).
% 7.57/1.69  thf(zf_stmt_11, negated_conjecture,
% 7.57/1.69    (( hskp25 ) | ( hskp7 ) | ( c2_1 @ U ) | ( ~( ndr1_0 ) ) | 
% 7.57/1.69     ( ~( c3_1 @ U ) ) | ( ~( c0_1 @ U ) )),
% 7.57/1.69    inference('cnf.neg', [status(esa)], [clause162])).
% 7.57/1.69  thf(zip_derived_cl161, plain,
% 7.57/1.69      (![X0 : $i]:
% 7.57/1.69         ( (hskp25)
% 7.57/1.69          |  (hskp7)
% 7.57/1.69          |  (c2_1 @ X0)
% 7.57/1.69          | ~ (ndr1_0)
% 7.57/1.69          | ~ (c3_1 @ X0)
% 7.57/1.69          | ~ (c0_1 @ X0))),
% 7.57/1.69      inference('cnf', [status(esa)], [zf_stmt_11])).
% 7.57/1.69  thf(zip_derived_cl571, plain,
% 7.57/1.69      ((![X0 : $i]: (~ (c3_1 @ X0) | ~ (c0_1 @ X0) |  (c2_1 @ X0)))
% 7.57/1.69         <= ((![X0 : $i]: (~ (c3_1 @ X0) | ~ (c0_1 @ X0) |  (c2_1 @ X0))))),
% 7.57/1.69      inference('split', [status(esa)], [zip_derived_cl161])).
% 7.57/1.69  thf(clause126, conjecture, (~( ( ~( hskp9 ) ) | ( ~( c2_1 @ a304 ) ) ))).
% 7.57/1.69  thf(zf_stmt_12, negated_conjecture, (( ~( hskp9 ) ) | ( ~( c2_1 @ a304 ) )),
% 7.57/1.69    inference('cnf.neg', [status(esa)], [clause126])).
% 7.57/1.69  thf(zip_derived_cl125, plain, ((~ (hskp9) | ~ (c2_1 @ a304))),
% 7.57/1.69      inference('cnf', [status(esa)], [zf_stmt_12])).
% 7.57/1.69  thf(zip_derived_cl457, plain, ((~ (c2_1 @ a304)) <= (~ ( (c2_1 @ a304)))),
% 7.57/1.69      inference('split', [status(esa)], [zip_derived_cl125])).
% 7.57/1.69  thf(zip_derived_cl1624, plain,
% 7.57/1.69      (((~ (c0_1 @ a304) | ~ (c3_1 @ a304)))
% 7.57/1.69         <= (~ ( (c2_1 @ a304)) & 
% 7.57/1.69             (![X0 : $i]: (~ (c3_1 @ X0) | ~ (c0_1 @ X0) |  (c2_1 @ X0))))),
% 7.57/1.69      inference('s_sup-', [status(thm)], [zip_derived_cl571, zip_derived_cl457])).
% 7.57/1.69  thf('8', plain,
% 7.57/1.69      (~ (![X0 : $i]: (~ (c3_1 @ X0) | ~ (c0_1 @ X0) |  (c2_1 @ X0))) | 
% 7.57/1.69       ~ ( (c3_1 @ a304)) | ( (c2_1 @ a304)) | ~ ( (c0_1 @ a304))),
% 7.57/1.69      inference('split', [status(esa)], [zip_derived_cl1624])).
% 7.57/1.69  thf(clause132, conjecture, (~( ( ~( hskp4 ) ) | ( ~( c2_1 @ a295 ) ) ))).
% 7.57/1.69  thf(zf_stmt_13, negated_conjecture, (( ~( hskp4 ) ) | ( ~( c2_1 @ a295 ) )),
% 7.57/1.69    inference('cnf.neg', [status(esa)], [clause132])).
% 7.57/1.69  thf(zip_derived_cl131, plain, ((~ (hskp4) | ~ (c2_1 @ a295))),
% 7.57/1.69      inference('cnf', [status(esa)], [zf_stmt_13])).
% 7.57/1.69  thf('9', plain, (~ ( (c2_1 @ a295)) | ~ ( (hskp4))),
% 7.57/1.69      inference('split', [status(esa)], [zip_derived_cl131])).
% 7.57/1.69  thf(clause133, conjecture, (~( ( ~( hskp4 ) ) | ( ~( c3_1 @ a295 ) ) ))).
% 7.57/1.69  thf(zf_stmt_14, negated_conjecture, (( ~( hskp4 ) ) | ( ~( c3_1 @ a295 ) )),
% 7.57/1.69    inference('cnf.neg', [status(esa)], [clause133])).
% 7.57/1.69  thf(zip_derived_cl132, plain, ((~ (hskp4) | ~ (c3_1 @ a295))),
% 7.57/1.69      inference('cnf', [status(esa)], [zf_stmt_14])).
% 7.57/1.69  thf('10', plain, (~ ( (c3_1 @ a295)) | ~ ( (hskp4))),
% 7.57/1.69      inference('split', [status(esa)], [zip_derived_cl132])).
% 7.57/1.69  thf(clause174, conjecture,
% 7.57/1.69    (~( ( hskp4 ) | ( c0_1 @ U ) | ( c3_1 @ V ) | ( c2_1 @ V ) | 
% 7.57/1.69        ( c1_1 @ V ) | ( ~( c3_1 @ U ) ) | ( ~( c1_1 @ U ) ) | ( ~( ndr1_0 ) ) ))).
% 7.57/1.69  thf(zf_stmt_15, negated_conjecture,
% 7.57/1.69    (( hskp4 ) | ( c0_1 @ U ) | ( c3_1 @ V ) | ( c2_1 @ V ) | ( c1_1 @ V ) | 
% 7.57/1.69     ( ~( c3_1 @ U ) ) | ( ~( c1_1 @ U ) ) | ( ~( ndr1_0 ) )),
% 7.57/1.69    inference('cnf.neg', [status(esa)], [clause174])).
% 7.57/1.69  thf(zip_derived_cl173, plain,
% 7.57/1.69      (![X0 : $i, X1 : $i]:
% 7.57/1.69         ( (hskp4)
% 7.57/1.69          |  (c0_1 @ X0)
% 7.57/1.69          |  (c3_1 @ X1)
% 7.57/1.69          |  (c2_1 @ X1)
% 7.57/1.69          |  (c1_1 @ X1)
% 7.57/1.69          | ~ (c3_1 @ X0)
% 7.57/1.69          | ~ (c1_1 @ X0)
% 7.57/1.69          | ~ (ndr1_0))),
% 7.57/1.69      inference('cnf', [status(esa)], [zf_stmt_15])).
% 7.57/1.69  thf('11', plain,
% 7.57/1.69      (( (hskp4)) | 
% 7.57/1.69       (![X0 : $i]: ( (c3_1 @ X0) |  (c1_1 @ X0) |  (c2_1 @ X0))) | 
% 7.57/1.69       (![X0 : $i]: (~ (c3_1 @ X0) | ~ (c1_1 @ X0) |  (c0_1 @ X0))) | 
% 7.57/1.69       ~ ( (ndr1_0))),
% 7.57/1.69      inference('split', [status(esa)], [zip_derived_cl173])).
% 7.57/1.69  thf(clause164, conjecture,
% 7.57/1.69    (~( ( hskp23 ) | ( ~( ndr1_0 ) ) | ( ~( c2_1 @ U ) ) | ( ~( c1_1 @ U ) ) | 
% 7.57/1.69        ( ~( c0_1 @ U ) ) ))).
% 7.57/1.69  thf(zf_stmt_16, negated_conjecture,
% 7.57/1.69    (( hskp23 ) | ( ~( ndr1_0 ) ) | ( ~( c2_1 @ U ) ) | ( ~( c1_1 @ U ) ) | 
% 7.57/1.69     ( ~( c0_1 @ U ) )),
% 7.57/1.69    inference('cnf.neg', [status(esa)], [clause164])).
% 7.57/1.69  thf(zip_derived_cl163, plain,
% 7.57/1.69      (![X0 : $i]:
% 7.57/1.69         ( (hskp23)
% 7.57/1.69          | ~ (ndr1_0)
% 7.57/1.69          | ~ (c2_1 @ X0)
% 7.57/1.69          | ~ (c1_1 @ X0)
% 7.57/1.69          | ~ (c0_1 @ X0))),
% 7.57/1.69      inference('cnf', [status(esa)], [zf_stmt_16])).
% 7.57/1.69  thf(zip_derived_cl579, plain,
% 7.57/1.69      ((![X0 : $i]: (~ (c1_1 @ X0) | ~ (c0_1 @ X0) | ~ (c2_1 @ X0)))
% 7.57/1.69         <= ((![X0 : $i]: (~ (c1_1 @ X0) | ~ (c0_1 @ X0) | ~ (c2_1 @ X0))))),
% 7.57/1.69      inference('split', [status(esa)], [zip_derived_cl163])).
% 7.57/1.69  thf(zip_derived_cl555, plain,
% 7.57/1.69      ((![X0 : $i]: ( (c1_1 @ X0) | ~ (c0_1 @ X0) | ~ (c2_1 @ X0)))
% 7.57/1.69         <= ((![X0 : $i]: ( (c1_1 @ X0) | ~ (c0_1 @ X0) | ~ (c2_1 @ X0))))),
% 7.57/1.69      inference('split', [status(esa)], [zip_derived_cl157])).
% 7.57/1.69  thf(zip_derived_cl1494, plain,
% 7.57/1.69      ((![X0 : $i]:
% 7.57/1.69          (~ (c2_1 @ X0) | ~ (c0_1 @ X0) | ~ (c0_1 @ X0) | ~ (c2_1 @ X0)))
% 7.57/1.69         <= ((![X0 : $i]: ( (c1_1 @ X0) | ~ (c0_1 @ X0) | ~ (c2_1 @ X0))) & 
% 7.57/1.69             (![X0 : $i]: (~ (c1_1 @ X0) | ~ (c0_1 @ X0) | ~ (c2_1 @ X0))))),
% 7.57/1.69      inference('s_sup+', [status(thm)], [zip_derived_cl579, zip_derived_cl555])).
% 7.57/1.69  thf(zip_derived_cl1501, plain,
% 7.57/1.69      ((![X0 : $i]: (~ (c0_1 @ X0) | ~ (c2_1 @ X0)))
% 7.57/1.69         <= ((![X0 : $i]: ( (c1_1 @ X0) | ~ (c0_1 @ X0) | ~ (c2_1 @ X0))) & 
% 7.57/1.69             (![X0 : $i]: (~ (c1_1 @ X0) | ~ (c0_1 @ X0) | ~ (c2_1 @ X0))))),
% 7.57/1.69      inference('simplify', [status(thm)], [zip_derived_cl1494])).
% 7.57/1.69  thf(clause51, conjecture, (~( ( c2_1 @ a301 ) | ( ~( hskp29 ) ) ))).
% 7.57/1.69  thf(zf_stmt_17, negated_conjecture, (( c2_1 @ a301 ) | ( ~( hskp29 ) )),
% 7.57/1.69    inference('cnf.neg', [status(esa)], [clause51])).
% 7.57/1.69  thf(zip_derived_cl50, plain, (( (c2_1 @ a301) | ~ (hskp29))),
% 7.57/1.69      inference('cnf', [status(esa)], [zf_stmt_17])).
% 7.57/1.69  thf(zip_derived_cl307, plain, (( (c2_1 @ a301)) <= (( (c2_1 @ a301)))),
% 7.57/1.69      inference('split', [status(esa)], [zip_derived_cl50])).
% 7.57/1.69  thf(zip_derived_cl2281, plain,
% 7.57/1.69      ((~ (c0_1 @ a301))
% 7.57/1.69         <= (( (c2_1 @ a301)) & 
% 7.57/1.69             (![X0 : $i]: ( (c1_1 @ X0) | ~ (c0_1 @ X0) | ~ (c2_1 @ X0))) & 
% 7.57/1.69             (![X0 : $i]: (~ (c1_1 @ X0) | ~ (c0_1 @ X0) | ~ (c2_1 @ X0))))),
% 7.57/1.69      inference('s_sup+', [status(thm)],
% 7.57/1.69                [zip_derived_cl1501, zip_derived_cl307])).
% 7.57/1.69  thf(clause50, conjecture, (~( ( c0_1 @ a301 ) | ( ~( hskp29 ) ) ))).
% 7.57/1.69  thf(zf_stmt_18, negated_conjecture, (( c0_1 @ a301 ) | ( ~( hskp29 ) )),
% 7.57/1.69    inference('cnf.neg', [status(esa)], [clause50])).
% 7.57/1.69  thf(zip_derived_cl49, plain, (( (c0_1 @ a301) | ~ (hskp29))),
% 7.57/1.69      inference('cnf', [status(esa)], [zf_stmt_18])).
% 7.57/1.69  thf(zip_derived_cl305, plain, (( (c0_1 @ a301)) <= (( (c0_1 @ a301)))),
% 7.57/1.69      inference('split', [status(esa)], [zip_derived_cl49])).
% 7.57/1.69  thf('12', plain,
% 7.57/1.69      (~ (![X0 : $i]: ( (c1_1 @ X0) | ~ (c0_1 @ X0) | ~ (c2_1 @ X0))) | 
% 7.57/1.69       ~ ( (c0_1 @ a301)) | ~ ( (c2_1 @ a301)) | 
% 7.57/1.69       ~ (![X0 : $i]: (~ (c1_1 @ X0) | ~ (c0_1 @ X0) | ~ (c2_1 @ X0)))),
% 7.57/1.69      inference('s_sup+', [status(thm)],
% 7.57/1.69                [zip_derived_cl2281, zip_derived_cl305])).
% 7.57/1.69  thf(clause154, conjecture,
% 7.57/1.69    (~( ( hskp16 ) | ( hskp13 ) | ( c0_1 @ U ) | ( ~( ndr1_0 ) ) | 
% 7.57/1.69        ( ~( c2_1 @ U ) ) | ( ~( c1_1 @ U ) ) ))).
% 7.57/1.69  thf(zf_stmt_19, negated_conjecture,
% 7.57/1.69    (( hskp16 ) | ( hskp13 ) | ( c0_1 @ U ) | ( ~( ndr1_0 ) ) | 
% 7.57/1.69     ( ~( c2_1 @ U ) ) | ( ~( c1_1 @ U ) )),
% 7.57/1.69    inference('cnf.neg', [status(esa)], [clause154])).
% 7.57/1.69  thf(zip_derived_cl153, plain,
% 7.57/1.69      (![X0 : $i]:
% 7.57/1.69         ( (hskp16)
% 7.57/1.69          |  (hskp13)
% 7.57/1.69          |  (c0_1 @ X0)
% 7.57/1.69          | ~ (ndr1_0)
% 7.57/1.69          | ~ (c2_1 @ X0)
% 7.57/1.69          | ~ (c1_1 @ X0))),
% 7.57/1.69      inference('cnf', [status(esa)], [zf_stmt_19])).
% 7.57/1.69  thf(zip_derived_cl539, plain,
% 7.57/1.69      ((![X0 : $i]: (~ (c1_1 @ X0) |  (c0_1 @ X0) | ~ (c2_1 @ X0)))
% 7.57/1.69         <= ((![X0 : $i]: (~ (c1_1 @ X0) |  (c0_1 @ X0) | ~ (c2_1 @ X0))))),
% 7.57/1.69      inference('split', [status(esa)], [zip_derived_cl153])).
% 7.57/1.69  thf(clause53, conjecture, (~( ( c1_1 @ a296 ) | ( ~( hskp28 ) ) ))).
% 7.57/1.69  thf(zf_stmt_20, negated_conjecture, (( c1_1 @ a296 ) | ( ~( hskp28 ) )),
% 7.57/1.69    inference('cnf.neg', [status(esa)], [clause53])).
% 7.57/1.69  thf(zip_derived_cl52, plain, (( (c1_1 @ a296) | ~ (hskp28))),
% 7.57/1.69      inference('cnf', [status(esa)], [zf_stmt_20])).
% 7.57/1.69  thf(zip_derived_cl311, plain, (( (c1_1 @ a296)) <= (( (c1_1 @ a296)))),
% 7.57/1.69      inference('split', [status(esa)], [zip_derived_cl52])).
% 7.57/1.69  thf(zip_derived_cl1015, plain,
% 7.57/1.69      (((~ (c2_1 @ a296) |  (c0_1 @ a296)))
% 7.57/1.69         <= (( (c1_1 @ a296)) & 
% 7.57/1.69             (![X0 : $i]: (~ (c1_1 @ X0) |  (c0_1 @ X0) | ~ (c2_1 @ X0))))),
% 7.57/1.69      inference('s_sup+', [status(thm)], [zip_derived_cl539, zip_derived_cl311])).
% 7.57/1.69  thf(zip_derived_cl3186, plain, (( (c0_1 @ a296)) <= (( (c0_1 @ a296)))),
% 7.57/1.69      inference('split', [status(esa)], [zip_derived_cl1015])).
% 7.57/1.69  thf(zip_derived_cl1501, plain,
% 7.57/1.69      ((![X0 : $i]: (~ (c0_1 @ X0) | ~ (c2_1 @ X0)))
% 7.57/1.69         <= ((![X0 : $i]: ( (c1_1 @ X0) | ~ (c0_1 @ X0) | ~ (c2_1 @ X0))) & 
% 7.57/1.69             (![X0 : $i]: (~ (c1_1 @ X0) | ~ (c0_1 @ X0) | ~ (c2_1 @ X0))))),
% 7.57/1.69      inference('simplify', [status(thm)], [zip_derived_cl1494])).
% 7.57/1.69  thf(clause54, conjecture, (~( ( c2_1 @ a296 ) | ( ~( hskp28 ) ) ))).
% 7.57/1.69  thf(zf_stmt_21, negated_conjecture, (( c2_1 @ a296 ) | ( ~( hskp28 ) )),
% 7.57/1.69    inference('cnf.neg', [status(esa)], [clause54])).
% 7.57/1.69  thf(zip_derived_cl53, plain, (( (c2_1 @ a296) | ~ (hskp28))),
% 7.57/1.69      inference('cnf', [status(esa)], [zf_stmt_21])).
% 7.57/1.69  thf(zip_derived_cl313, plain, (( (c2_1 @ a296)) <= (( (c2_1 @ a296)))),
% 7.57/1.69      inference('split', [status(esa)], [zip_derived_cl53])).
% 7.57/1.69  thf(zip_derived_cl2282, plain,
% 7.57/1.69      ((~ (c0_1 @ a296))
% 7.57/1.69         <= (( (c2_1 @ a296)) & 
% 7.57/1.69             (![X0 : $i]: ( (c1_1 @ X0) | ~ (c0_1 @ X0) | ~ (c2_1 @ X0))) & 
% 7.57/1.69             (![X0 : $i]: (~ (c1_1 @ X0) | ~ (c0_1 @ X0) | ~ (c2_1 @ X0))))),
% 7.57/1.69      inference('s_sup+', [status(thm)],
% 7.57/1.69                [zip_derived_cl1501, zip_derived_cl313])).
% 7.57/1.69  thf('13', plain,
% 7.57/1.69      (~ (![X0 : $i]: ( (c1_1 @ X0) | ~ (c0_1 @ X0) | ~ (c2_1 @ X0))) | 
% 7.57/1.69       ~ ( (c0_1 @ a296)) | ~ ( (c2_1 @ a296)) | 
% 7.57/1.69       ~ (![X0 : $i]: (~ (c1_1 @ X0) | ~ (c0_1 @ X0) | ~ (c2_1 @ X0)))),
% 7.57/1.69      inference('s_sup-', [status(thm)],
% 7.57/1.69                [zip_derived_cl3186, zip_derived_cl2282])).
% 7.57/1.69  thf(zip_derived_cl611, plain,
% 7.57/1.69      ((![X0 : $i]: ( (c3_1 @ X0) |  (c0_1 @ X0) |  (c2_1 @ X0)))
% 7.57/1.69         <= ((![X0 : $i]: ( (c3_1 @ X0) |  (c0_1 @ X0) |  (c2_1 @ X0))))),
% 7.57/1.69      inference('split', [status(esa)], [zip_derived_cl171])).
% 7.57/1.69  thf(clause58, conjecture, (~( ( c1_1 @ a341 ) | ( ~( hskp24 ) ) ))).
% 7.57/1.69  thf(zf_stmt_22, negated_conjecture, (( c1_1 @ a341 ) | ( ~( hskp24 ) )),
% 7.57/1.69    inference('cnf.neg', [status(esa)], [clause58])).
% 7.57/1.69  thf(zip_derived_cl57, plain, (( (c1_1 @ a341) | ~ (hskp24))),
% 7.57/1.69      inference('cnf', [status(esa)], [zf_stmt_22])).
% 7.57/1.69  thf(zip_derived_cl321, plain, (( (c1_1 @ a341)) <= (( (c1_1 @ a341)))),
% 7.57/1.69      inference('split', [status(esa)], [zip_derived_cl57])).
% 7.57/1.69  thf(zip_derived_cl579, plain,
% 7.57/1.69      ((![X0 : $i]: (~ (c1_1 @ X0) | ~ (c0_1 @ X0) | ~ (c2_1 @ X0)))
% 7.57/1.69         <= ((![X0 : $i]: (~ (c1_1 @ X0) | ~ (c0_1 @ X0) | ~ (c2_1 @ X0))))),
% 7.57/1.69      inference('split', [status(esa)], [zip_derived_cl163])).
% 7.57/1.69  thf(zip_derived_cl832, plain,
% 7.57/1.69      (((~ (c0_1 @ a341) | ~ (c2_1 @ a341)))
% 7.57/1.69         <= (( (c1_1 @ a341)) & 
% 7.57/1.69             (![X0 : $i]: (~ (c1_1 @ X0) | ~ (c0_1 @ X0) | ~ (c2_1 @ X0))))),
% 7.57/1.69      inference('s_sup-', [status(thm)], [zip_derived_cl321, zip_derived_cl579])).
% 7.57/1.69  thf(zip_derived_cl874, plain, ((~ (c2_1 @ a341)) <= (~ ( (c2_1 @ a341)))),
% 7.57/1.69      inference('split', [status(esa)], [zip_derived_cl832])).
% 7.57/1.69  thf(zip_derived_cl2213, plain,
% 7.57/1.69      ((( (c0_1 @ a341) |  (c3_1 @ a341)))
% 7.57/1.69         <= (~ ( (c2_1 @ a341)) & 
% 7.57/1.69             (![X0 : $i]: ( (c3_1 @ X0) |  (c0_1 @ X0) |  (c2_1 @ X0))))),
% 7.57/1.69      inference('s_sup-', [status(thm)], [zip_derived_cl611, zip_derived_cl874])).
% 7.57/1.69  thf('14', plain,
% 7.57/1.69      (~ (![X0 : $i]: ( (c3_1 @ X0) |  (c0_1 @ X0) |  (c2_1 @ X0))) | 
% 7.57/1.69       ( (c2_1 @ a341)) | ( (c3_1 @ a341)) | ( (c0_1 @ a341))),
% 7.57/1.69      inference('split', [status(esa)], [zip_derived_cl2213])).
% 7.57/1.69  thf(clause179, conjecture,
% 7.57/1.69    (~( ( hskp22 ) | ( c2_1 @ V ) | ( c1_1 @ V ) | ( c3_1 @ U ) | 
% 7.57/1.69        ( ~( c3_1 @ V ) ) | ( ~( ndr1_0 ) ) | ( ~( c2_1 @ U ) ) | 
% 7.57/1.69        ( ~( c0_1 @ U ) ) ))).
% 7.57/1.69  thf(zf_stmt_23, negated_conjecture,
% 7.57/1.69    (( hskp22 ) | ( c2_1 @ V ) | ( c1_1 @ V ) | ( c3_1 @ U ) | 
% 7.57/1.69     ( ~( c3_1 @ V ) ) | ( ~( ndr1_0 ) ) | ( ~( c2_1 @ U ) ) | 
% 7.57/1.69     ( ~( c0_1 @ U ) )),
% 7.57/1.69    inference('cnf.neg', [status(esa)], [clause179])).
% 7.57/1.69  thf(zip_derived_cl178, plain,
% 7.57/1.69      (![X0 : $i, X1 : $i]:
% 7.57/1.69         ( (hskp22)
% 7.57/1.69          |  (c2_1 @ X0)
% 7.57/1.69          |  (c1_1 @ X0)
% 7.57/1.69          |  (c3_1 @ X1)
% 7.57/1.69          | ~ (c3_1 @ X0)
% 7.57/1.69          | ~ (ndr1_0)
% 7.57/1.69          | ~ (c2_1 @ X1)
% 7.57/1.69          | ~ (c0_1 @ X1))),
% 7.57/1.69      inference('cnf', [status(esa)], [zf_stmt_23])).
% 7.57/1.69  thf('15', plain,
% 7.57/1.69      ((![X0 : $i]: ( (c3_1 @ X0) | ~ (c0_1 @ X0) | ~ (c2_1 @ X0))) | 
% 7.57/1.69       (![X0 : $i]: (~ (c3_1 @ X0) |  (c1_1 @ X0) |  (c2_1 @ X0))) | 
% 7.57/1.69       ( (hskp22)) | ~ ( (ndr1_0))),
% 7.57/1.69      inference('split', [status(esa)], [zip_derived_cl178])).
% 7.57/1.69  thf(clause196, conjecture,
% 7.57/1.69    (~( ( c2_1 @ W ) | ( c1_1 @ W ) | ( c3_1 @ V ) | ( ~( c3_1 @ W ) ) | 
% 7.57/1.69        ( ~( c2_1 @ V ) ) | ( ~( c1_1 @ V ) ) | ( ~( ndr1_0 ) ) | 
% 7.57/1.69        ( ~( c3_1 @ U ) ) | ( ~( c2_1 @ U ) ) | ( ~( c1_1 @ U ) ) ))).
% 7.57/1.69  thf(zf_stmt_24, negated_conjecture,
% 7.57/1.69    (( c2_1 @ W ) | ( c1_1 @ W ) | ( c3_1 @ V ) | ( ~( c3_1 @ W ) ) | 
% 7.57/1.69     ( ~( c2_1 @ V ) ) | ( ~( c1_1 @ V ) ) | ( ~( ndr1_0 ) ) | 
% 7.57/1.69     ( ~( c3_1 @ U ) ) | ( ~( c2_1 @ U ) ) | ( ~( c1_1 @ U ) )),
% 7.57/1.69    inference('cnf.neg', [status(esa)], [clause196])).
% 7.57/1.69  thf(zip_derived_cl195, plain,
% 7.57/1.69      (![X0 : $i, X1 : $i, X2 : $i]:
% 7.57/1.69         ( (c2_1 @ X0)
% 7.57/1.69          |  (c1_1 @ X0)
% 7.57/1.69          |  (c3_1 @ X1)
% 7.57/1.69          | ~ (c3_1 @ X0)
% 7.57/1.69          | ~ (c2_1 @ X1)
% 7.57/1.69          | ~ (c1_1 @ X1)
% 7.57/1.69          | ~ (ndr1_0)
% 7.57/1.69          | ~ (c3_1 @ X2)
% 7.57/1.69          | ~ (c2_1 @ X2)
% 7.57/1.69          | ~ (c1_1 @ X2))),
% 7.57/1.69      inference('cnf', [status(esa)], [zf_stmt_24])).
% 7.57/1.69  thf(zip_derived_cl706, plain,
% 7.57/1.69      ((![X2 : $i]: (~ (c3_1 @ X2) | ~ (c2_1 @ X2) | ~ (c1_1 @ X2)))
% 7.57/1.69         <= ((![X2 : $i]: (~ (c3_1 @ X2) | ~ (c2_1 @ X2) | ~ (c1_1 @ X2))))),
% 7.57/1.69      inference('split', [status(esa)], [zip_derived_cl195])).
% 7.57/1.69  thf(zip_derived_cl311, plain, (( (c1_1 @ a296)) <= (( (c1_1 @ a296)))),
% 7.57/1.69      inference('split', [status(esa)], [zip_derived_cl52])).
% 7.57/1.69  thf(zip_derived_cl814, plain,
% 7.57/1.69      (((~ (c2_1 @ a296) | ~ (c3_1 @ a296)))
% 7.57/1.69         <= (( (c1_1 @ a296)) & 
% 7.57/1.69             (![X2 : $i]: (~ (c3_1 @ X2) | ~ (c2_1 @ X2) | ~ (c1_1 @ X2))))),
% 7.57/1.69      inference('s_sup+', [status(thm)], [zip_derived_cl706, zip_derived_cl311])).
% 7.57/1.69  thf('16', plain,
% 7.57/1.69      (~ (![X2 : $i]: (~ (c3_1 @ X2) | ~ (c2_1 @ X2) | ~ (c1_1 @ X2))) | 
% 7.57/1.69       ~ ( (c1_1 @ a296)) | ~ ( (c3_1 @ a296)) | ~ ( (c2_1 @ a296))),
% 7.57/1.69      inference('split', [status(esa)], [zip_derived_cl814])).
% 7.57/1.69  thf(clause72, conjecture, (~( ( c1_1 @ a306 ) | ( ~( hskp11 ) ) ))).
% 7.57/1.69  thf(zf_stmt_25, negated_conjecture, (( c1_1 @ a306 ) | ( ~( hskp11 ) )),
% 7.57/1.69    inference('cnf.neg', [status(esa)], [clause72])).
% 7.57/1.69  thf(zip_derived_cl71, plain, (( (c1_1 @ a306) | ~ (hskp11))),
% 7.57/1.69      inference('cnf', [status(esa)], [zf_stmt_25])).
% 7.57/1.69  thf(zip_derived_cl349, plain, (( (c1_1 @ a306)) <= (( (c1_1 @ a306)))),
% 7.57/1.69      inference('split', [status(esa)], [zip_derived_cl71])).
% 7.57/1.69  thf(zip_derived_cl706, plain,
% 7.57/1.69      ((![X2 : $i]: (~ (c3_1 @ X2) | ~ (c2_1 @ X2) | ~ (c1_1 @ X2)))
% 7.57/1.69         <= ((![X2 : $i]: (~ (c3_1 @ X2) | ~ (c2_1 @ X2) | ~ (c1_1 @ X2))))),
% 7.57/1.69      inference('split', [status(esa)], [zip_derived_cl195])).
% 7.57/1.69  thf(zip_derived_cl882, plain,
% 7.57/1.69      (((~ (c3_1 @ a306) | ~ (c2_1 @ a306)))
% 7.57/1.69         <= (( (c1_1 @ a306)) & 
% 7.57/1.69             (![X2 : $i]: (~ (c3_1 @ X2) | ~ (c2_1 @ X2) | ~ (c1_1 @ X2))))),
% 7.57/1.69      inference('s_sup-', [status(thm)], [zip_derived_cl349, zip_derived_cl706])).
% 7.57/1.69  thf('17', plain,
% 7.57/1.69      (~ (![X2 : $i]: (~ (c3_1 @ X2) | ~ (c2_1 @ X2) | ~ (c1_1 @ X2))) | 
% 7.57/1.69       ~ ( (c2_1 @ a306)) | ~ ( (c1_1 @ a306)) | ~ ( (c3_1 @ a306))),
% 7.57/1.69      inference('split', [status(esa)], [zip_derived_cl882])).
% 7.57/1.69  thf('18', plain,
% 7.57/1.69      ((![X1 : $i]: ( (c3_1 @ X1) | ~ (c1_1 @ X1) | ~ (c2_1 @ X1))) | 
% 7.57/1.69       (![X2 : $i]: (~ (c3_1 @ X2) | ~ (c2_1 @ X2) | ~ (c1_1 @ X2))) | 
% 7.57/1.69       ~ ( (ndr1_0)) | 
% 7.57/1.69       (![X0 : $i]: (~ (c3_1 @ X0) |  (c1_1 @ X0) |  (c2_1 @ X0)))),
% 7.57/1.69      inference('split', [status(esa)], [zip_derived_cl195])).
% 7.57/1.69  thf(clause147, conjecture,
% 7.57/1.69    (~( ( hskp12 ) | ( hskp11 ) | ( c3_1 @ U ) | ( c0_1 @ U ) | 
% 7.57/1.69        ( ~( ndr1_0 ) ) | ( ~( c1_1 @ U ) ) ))).
% 7.57/1.69  thf(zf_stmt_26, negated_conjecture,
% 7.57/1.69    (( hskp12 ) | ( hskp11 ) | ( c3_1 @ U ) | ( c0_1 @ U ) | ( ~( ndr1_0 ) ) | 
% 7.57/1.69     ( ~( c1_1 @ U ) )),
% 7.57/1.69    inference('cnf.neg', [status(esa)], [clause147])).
% 7.57/1.69  thf(zip_derived_cl146, plain,
% 7.57/1.69      (![X0 : $i]:
% 7.57/1.69         ( (hskp12)
% 7.57/1.69          |  (hskp11)
% 7.57/1.69          |  (c3_1 @ X0)
% 7.57/1.69          |  (c0_1 @ X0)
% 7.57/1.69          | ~ (ndr1_0)
% 7.57/1.69          | ~ (c1_1 @ X0))),
% 7.57/1.69      inference('cnf', [status(esa)], [zf_stmt_26])).
% 7.57/1.69  thf('19', plain,
% 7.57/1.69      (( (hskp12)) | ( (hskp11)) | ~ ( (ndr1_0)) | 
% 7.57/1.69       (![X0 : $i]: ( (c3_1 @ X0) | ~ (c1_1 @ X0) |  (c0_1 @ X0)))),
% 7.57/1.69      inference('split', [status(esa)], [zip_derived_cl146])).
% 7.57/1.69  thf(zip_derived_cl512, plain,
% 7.57/1.69      ((![X0 : $i]: ( (c3_1 @ X0) | ~ (c1_1 @ X0) |  (c0_1 @ X0)))
% 7.57/1.69         <= ((![X0 : $i]: ( (c3_1 @ X0) | ~ (c1_1 @ X0) |  (c0_1 @ X0))))),
% 7.57/1.69      inference('split', [status(esa)], [zip_derived_cl146])).
% 7.57/1.69  thf(zip_derived_cl321, plain, (( (c1_1 @ a341)) <= (( (c1_1 @ a341)))),
% 7.57/1.69      inference('split', [status(esa)], [zip_derived_cl57])).
% 7.57/1.69  thf(zip_derived_cl1576, plain,
% 7.57/1.69      ((( (c0_1 @ a341) |  (c3_1 @ a341)))
% 7.57/1.69         <= (( (c1_1 @ a341)) & 
% 7.57/1.69             (![X0 : $i]: ( (c3_1 @ X0) | ~ (c1_1 @ X0) |  (c0_1 @ X0))))),
% 7.57/1.69      inference('s_sup+', [status(thm)], [zip_derived_cl512, zip_derived_cl321])).
% 7.57/1.69  thf('20', plain,
% 7.57/1.69      (~ (![X0 : $i]: ( (c3_1 @ X0) | ~ (c1_1 @ X0) |  (c0_1 @ X0))) | 
% 7.57/1.69       ~ ( (c1_1 @ a341)) | ( (c0_1 @ a341)) | ( (c3_1 @ a341))),
% 7.57/1.69      inference('split', [status(esa)], [zip_derived_cl1576])).
% 7.57/1.69  thf(clause176, conjecture,
% 7.57/1.69    (~( ( hskp29 ) | ( c2_1 @ V ) | ( c0_1 @ V ) | ( c0_1 @ U ) | 
% 7.57/1.69        ( ~( c1_1 @ V ) ) | ( ~( ndr1_0 ) ) | ( ~( c2_1 @ U ) ) | 
% 7.57/1.69        ( ~( c1_1 @ U ) ) ))).
% 7.57/1.69  thf(zf_stmt_27, negated_conjecture,
% 7.57/1.69    (( hskp29 ) | ( c2_1 @ V ) | ( c0_1 @ V ) | ( c0_1 @ U ) | 
% 7.57/1.69     ( ~( c1_1 @ V ) ) | ( ~( ndr1_0 ) ) | ( ~( c2_1 @ U ) ) | 
% 7.57/1.69     ( ~( c1_1 @ U ) )),
% 7.57/1.69    inference('cnf.neg', [status(esa)], [clause176])).
% 7.57/1.69  thf(zip_derived_cl175, plain,
% 7.57/1.69      (![X0 : $i, X1 : $i]:
% 7.57/1.69         ( (hskp29)
% 7.57/1.69          |  (c2_1 @ X0)
% 7.57/1.69          |  (c0_1 @ X0)
% 7.57/1.69          |  (c0_1 @ X1)
% 7.57/1.69          | ~ (c1_1 @ X0)
% 7.57/1.69          | ~ (ndr1_0)
% 7.57/1.69          | ~ (c2_1 @ X1)
% 7.57/1.69          | ~ (c1_1 @ X1))),
% 7.57/1.69      inference('cnf', [status(esa)], [zf_stmt_27])).
% 7.57/1.69  thf('21', plain,
% 7.57/1.69      ((![X0 : $i]: (~ (c1_1 @ X0) |  (c0_1 @ X0) |  (c2_1 @ X0))) | 
% 7.57/1.69       ( (hskp29)) | 
% 7.57/1.69       (![X0 : $i]: (~ (c1_1 @ X0) |  (c0_1 @ X0) | ~ (c2_1 @ X0))) | 
% 7.57/1.69       ~ ( (ndr1_0))),
% 7.57/1.69      inference('split', [status(esa)], [zip_derived_cl175])).
% 7.57/1.69  thf(clause40, conjecture, (~( ( hskp22 ) | ( hskp16 ) | ( hskp5 ) ))).
% 7.57/1.69  thf(zf_stmt_28, negated_conjecture, (( hskp22 ) | ( hskp16 ) | ( hskp5 )),
% 7.57/1.69    inference('cnf.neg', [status(esa)], [clause40])).
% 7.57/1.69  thf(zip_derived_cl39, plain, (( (hskp22) |  (hskp16) |  (hskp5))),
% 7.57/1.69      inference('cnf', [status(esa)], [zf_stmt_28])).
% 7.57/1.69  thf('22', plain, (( (hskp5)) | ( (hskp16)) | ( (hskp22))),
% 7.57/1.69      inference('split', [status(esa)], [zip_derived_cl39])).
% 7.57/1.69  thf(clause140, conjecture,
% 7.57/1.69    (~( ( hskp3 ) | ( c3_1 @ U ) | ( c1_1 @ U ) | ( c0_1 @ U ) | 
% 7.57/1.69        ( ~( ndr1_0 ) ) ))).
% 7.57/1.69  thf(zf_stmt_29, negated_conjecture,
% 7.57/1.69    (( hskp3 ) | ( c3_1 @ U ) | ( c1_1 @ U ) | ( c0_1 @ U ) | ( ~( ndr1_0 ) )),
% 7.57/1.69    inference('cnf.neg', [status(esa)], [clause140])).
% 7.57/1.69  thf(zip_derived_cl139, plain,
% 7.57/1.69      (![X0 : $i]:
% 7.57/1.69         ( (hskp3) |  (c3_1 @ X0) |  (c1_1 @ X0) |  (c0_1 @ X0) | ~ (ndr1_0))),
% 7.57/1.69      inference('cnf', [status(esa)], [zf_stmt_29])).
% 7.57/1.69  thf(zip_derived_cl485, plain,
% 7.57/1.69      ((![X0 : $i]: ( (c3_1 @ X0) |  (c1_1 @ X0) |  (c0_1 @ X0)))
% 7.57/1.69         <= ((![X0 : $i]: ( (c3_1 @ X0) |  (c1_1 @ X0) |  (c0_1 @ X0))))),
% 7.57/1.69      inference('split', [status(esa)], [zip_derived_cl139])).
% 7.57/1.69  thf(clause102, conjecture, (~( ( ~( hskp22 ) ) | ( ~( c1_1 @ a331 ) ) ))).
% 7.57/1.69  thf(zf_stmt_30, negated_conjecture, (( ~( hskp22 ) ) | ( ~( c1_1 @ a331 ) )),
% 7.57/1.69    inference('cnf.neg', [status(esa)], [clause102])).
% 7.57/1.69  thf(zip_derived_cl101, plain, ((~ (hskp22) | ~ (c1_1 @ a331))),
% 7.57/1.69      inference('cnf', [status(esa)], [zf_stmt_30])).
% 7.57/1.69  thf(zip_derived_cl409, plain, ((~ (c1_1 @ a331)) <= (~ ( (c1_1 @ a331)))),
% 7.57/1.69      inference('split', [status(esa)], [zip_derived_cl101])).
% 7.57/1.69  thf(zip_derived_cl979, plain,
% 7.57/1.69      ((( (c0_1 @ a331) |  (c3_1 @ a331)))
% 7.57/1.69         <= (~ ( (c1_1 @ a331)) & 
% 7.57/1.69             (![X0 : $i]: ( (c3_1 @ X0) |  (c1_1 @ X0) |  (c0_1 @ X0))))),
% 7.57/1.69      inference('s_sup-', [status(thm)], [zip_derived_cl485, zip_derived_cl409])).
% 7.57/1.69  thf('23', plain,
% 7.57/1.69      (( (c0_1 @ a331)) | ( (c1_1 @ a331)) | 
% 7.57/1.69       ~ (![X0 : $i]: ( (c3_1 @ X0) |  (c1_1 @ X0) |  (c0_1 @ X0))) | 
% 7.57/1.69       ( (c3_1 @ a331))),
% 7.57/1.69      inference('split', [status(esa)], [zip_derived_cl979])).
% 7.57/1.69  thf('24', plain, (~ ( (c2_1 @ a331)) | ~ ( (hskp22))),
% 7.57/1.69      inference('split', [status(esa)], [zip_derived_cl102])).
% 7.57/1.69  thf(clause143, conjecture,
% 7.57/1.69    (~( ( hskp19 ) | ( hskp18 ) | ( c3_1 @ U ) | ( c2_1 @ U ) | ( c1_1 @ U ) | 
% 7.57/1.69        ( ~( ndr1_0 ) ) ))).
% 7.57/1.69  thf(zf_stmt_31, negated_conjecture,
% 7.57/1.69    (( hskp19 ) | ( hskp18 ) | ( c3_1 @ U ) | ( c2_1 @ U ) | ( c1_1 @ U ) | 
% 7.57/1.69     ( ~( ndr1_0 ) )),
% 7.57/1.69    inference('cnf.neg', [status(esa)], [clause143])).
% 7.57/1.69  thf(zip_derived_cl142, plain,
% 7.57/1.69      (![X0 : $i]:
% 7.57/1.69         ( (hskp19)
% 7.57/1.69          |  (hskp18)
% 7.57/1.69          |  (c3_1 @ X0)
% 7.57/1.69          |  (c2_1 @ X0)
% 7.57/1.69          |  (c1_1 @ X0)
% 7.57/1.69          | ~ (ndr1_0))),
% 7.57/1.69      inference('cnf', [status(esa)], [zf_stmt_31])).
% 7.57/1.69  thf(zip_derived_cl496, plain,
% 7.57/1.69      ((![X0 : $i]: ( (c3_1 @ X0) |  (c1_1 @ X0) |  (c2_1 @ X0)))
% 7.57/1.69         <= ((![X0 : $i]: ( (c3_1 @ X0) |  (c1_1 @ X0) |  (c2_1 @ X0))))),
% 7.57/1.69      inference('split', [status(esa)], [zip_derived_cl142])).
% 7.57/1.69  thf(zip_derived_cl409, plain, ((~ (c1_1 @ a331)) <= (~ ( (c1_1 @ a331)))),
% 7.57/1.69      inference('split', [status(esa)], [zip_derived_cl101])).
% 7.57/1.69  thf(zip_derived_cl1176, plain,
% 7.57/1.69      ((( (c2_1 @ a331) |  (c3_1 @ a331)))
% 7.57/1.69         <= (~ ( (c1_1 @ a331)) & 
% 7.57/1.69             (![X0 : $i]: ( (c3_1 @ X0) |  (c1_1 @ X0) |  (c2_1 @ X0))))),
% 7.57/1.69      inference('s_sup-', [status(thm)], [zip_derived_cl496, zip_derived_cl409])).
% 7.57/1.69  thf('25', plain,
% 7.57/1.69      (~ (![X0 : $i]: ( (c3_1 @ X0) |  (c1_1 @ X0) |  (c2_1 @ X0))) | 
% 7.57/1.69       ( (c1_1 @ a331)) | ( (c2_1 @ a331)) | ( (c3_1 @ a331))),
% 7.57/1.69      inference('split', [status(esa)], [zip_derived_cl1176])).
% 7.57/1.69  thf('26', plain, (~ ( (c1_1 @ a331)) | ~ ( (hskp22))),
% 7.57/1.69      inference('split', [status(esa)], [zip_derived_cl101])).
% 7.57/1.69  thf(clause104, conjecture, (~( ( ~( hskp22 ) ) | ( ~( c3_1 @ a331 ) ) ))).
% 7.57/1.69  thf(zf_stmt_32, negated_conjecture, (( ~( hskp22 ) ) | ( ~( c3_1 @ a331 ) )),
% 7.57/1.69    inference('cnf.neg', [status(esa)], [clause104])).
% 7.57/1.69  thf(zip_derived_cl103, plain, ((~ (hskp22) | ~ (c3_1 @ a331))),
% 7.57/1.69      inference('cnf', [status(esa)], [zf_stmt_32])).
% 7.57/1.69  thf('27', plain, (~ ( (c3_1 @ a331)) | ~ ( (hskp22))),
% 7.57/1.69      inference('split', [status(esa)], [zip_derived_cl103])).
% 7.57/1.69  thf(zip_derived_cl528, plain,
% 7.57/1.69      ((![X0 : $i]: ( (c3_1 @ X0) |  (c1_1 @ X0) | ~ (c0_1 @ X0)))
% 7.57/1.69         <= ((![X0 : $i]: ( (c3_1 @ X0) |  (c1_1 @ X0) | ~ (c0_1 @ X0))))),
% 7.57/1.69      inference('split', [status(esa)], [zip_derived_cl150])).
% 7.57/1.69  thf(zip_derived_cl409, plain, ((~ (c1_1 @ a331)) <= (~ ( (c1_1 @ a331)))),
% 7.57/1.69      inference('split', [status(esa)], [zip_derived_cl101])).
% 7.57/1.69  thf(zip_derived_cl1912, plain,
% 7.57/1.69      (((~ (c0_1 @ a331) |  (c3_1 @ a331)))
% 7.57/1.69         <= (~ ( (c1_1 @ a331)) & 
% 7.57/1.69             (![X0 : $i]: ( (c3_1 @ X0) |  (c1_1 @ X0) | ~ (c0_1 @ X0))))),
% 7.57/1.69      inference('s_sup-', [status(thm)], [zip_derived_cl528, zip_derived_cl409])).
% 7.57/1.69  thf('28', plain,
% 7.57/1.69      (~ (![X0 : $i]: ( (c3_1 @ X0) |  (c1_1 @ X0) | ~ (c0_1 @ X0))) | 
% 7.57/1.69       ~ ( (c0_1 @ a331)) | ( (c1_1 @ a331)) | ( (c3_1 @ a331))),
% 7.57/1.69      inference('split', [status(esa)], [zip_derived_cl1912])).
% 7.57/1.69  thf(zip_derived_cl571, plain,
% 7.57/1.69      ((![X0 : $i]: (~ (c3_1 @ X0) | ~ (c0_1 @ X0) |  (c2_1 @ X0)))
% 7.57/1.69         <= ((![X0 : $i]: (~ (c3_1 @ X0) | ~ (c0_1 @ X0) |  (c2_1 @ X0))))),
% 7.57/1.69      inference('split', [status(esa)], [zip_derived_cl161])).
% 7.57/1.69  thf(clause121, conjecture, (~( ( ~( hskp13 ) ) | ( ~( c2_1 @ a308 ) ) ))).
% 7.57/1.69  thf(zf_stmt_33, negated_conjecture, (( ~( hskp13 ) ) | ( ~( c2_1 @ a308 ) )),
% 7.57/1.69    inference('cnf.neg', [status(esa)], [clause121])).
% 7.57/1.69  thf(zip_derived_cl120, plain, ((~ (hskp13) | ~ (c2_1 @ a308))),
% 7.57/1.69      inference('cnf', [status(esa)], [zf_stmt_33])).
% 7.57/1.69  thf(zip_derived_cl447, plain, ((~ (c2_1 @ a308)) <= (~ ( (c2_1 @ a308)))),
% 7.57/1.69      inference('split', [status(esa)], [zip_derived_cl120])).
% 7.57/1.69  thf(zip_derived_cl1621, plain,
% 7.57/1.69      (((~ (c0_1 @ a308) | ~ (c3_1 @ a308)))
% 7.57/1.69         <= (~ ( (c2_1 @ a308)) & 
% 7.57/1.69             (![X0 : $i]: (~ (c3_1 @ X0) | ~ (c0_1 @ X0) |  (c2_1 @ X0))))),
% 7.57/1.69      inference('s_sup-', [status(thm)], [zip_derived_cl571, zip_derived_cl447])).
% 7.57/1.69  thf('29', plain,
% 7.57/1.69      (~ (![X0 : $i]: (~ (c3_1 @ X0) | ~ (c0_1 @ X0) |  (c2_1 @ X0))) | 
% 7.57/1.69       ~ ( (c3_1 @ a308)) | ~ ( (c0_1 @ a308)) | ( (c2_1 @ a308))),
% 7.57/1.69      inference('split', [status(esa)], [zip_derived_cl1621])).
% 7.57/1.69  thf(zip_derived_cl555, plain,
% 7.57/1.69      ((![X0 : $i]: ( (c1_1 @ X0) | ~ (c0_1 @ X0) | ~ (c2_1 @ X0)))
% 7.57/1.69         <= ((![X0 : $i]: ( (c1_1 @ X0) | ~ (c0_1 @ X0) | ~ (c2_1 @ X0))))),
% 7.57/1.69      inference('split', [status(esa)], [zip_derived_cl157])).
% 7.57/1.69  thf(clause127, conjecture, (~( ( ~( hskp8 ) ) | ( ~( c1_1 @ a300 ) ) ))).
% 7.57/1.69  thf(zf_stmt_34, negated_conjecture, (( ~( hskp8 ) ) | ( ~( c1_1 @ a300 ) )),
% 7.57/1.69    inference('cnf.neg', [status(esa)], [clause127])).
% 7.57/1.69  thf(zip_derived_cl126, plain, ((~ (hskp8) | ~ (c1_1 @ a300))),
% 7.57/1.69      inference('cnf', [status(esa)], [zf_stmt_34])).
% 7.57/1.69  thf(zip_derived_cl459, plain, ((~ (c1_1 @ a300)) <= (~ ( (c1_1 @ a300)))),
% 7.57/1.69      inference('split', [status(esa)], [zip_derived_cl126])).
% 7.57/1.69  thf(zip_derived_cl1486, plain,
% 7.57/1.69      (((~ (c2_1 @ a300) | ~ (c0_1 @ a300)))
% 7.57/1.69         <= (~ ( (c1_1 @ a300)) & 
% 7.57/1.69             (![X0 : $i]: ( (c1_1 @ X0) | ~ (c0_1 @ X0) | ~ (c2_1 @ X0))))),
% 7.57/1.69      inference('s_sup-', [status(thm)], [zip_derived_cl555, zip_derived_cl459])).
% 7.57/1.69  thf(zip_derived_cl1746, plain, ((~ (c2_1 @ a300)) <= (~ ( (c2_1 @ a300)))),
% 7.57/1.69      inference('split', [status(esa)], [zip_derived_cl1486])).
% 7.57/1.69  thf(zip_derived_cl571, plain,
% 7.57/1.69      ((![X0 : $i]: (~ (c3_1 @ X0) | ~ (c0_1 @ X0) |  (c2_1 @ X0)))
% 7.57/1.69         <= ((![X0 : $i]: (~ (c3_1 @ X0) | ~ (c0_1 @ X0) |  (c2_1 @ X0))))),
% 7.57/1.69      inference('split', [status(esa)], [zip_derived_cl161])).
% 7.57/1.69  thf(zip_derived_cl1749, plain,
% 7.57/1.69      (((~ (c3_1 @ a300) | ~ (c0_1 @ a300)))
% 7.57/1.69         <= (~ ( (c2_1 @ a300)) & 
% 7.57/1.69             (![X0 : $i]: (~ (c3_1 @ X0) | ~ (c0_1 @ X0) |  (c2_1 @ X0))))),
% 7.57/1.69      inference('s_sup+', [status(thm)],
% 7.57/1.69                [zip_derived_cl1746, zip_derived_cl571])).
% 7.57/1.69  thf('30', plain,
% 7.57/1.69      (~ (![X0 : $i]: (~ (c3_1 @ X0) | ~ (c0_1 @ X0) |  (c2_1 @ X0))) | 
% 7.57/1.69       ( (c2_1 @ a300)) | ~ ( (c0_1 @ a300)) | ~ ( (c3_1 @ a300))),
% 7.57/1.69      inference('split', [status(esa)], [zip_derived_cl1749])).
% 7.57/1.69  thf(clause165, conjecture,
% 7.57/1.69    (~( ( hskp26 ) | ( hskp3 ) | ( ~( ndr1_0 ) ) | ( ~( c2_1 @ U ) ) | 
% 7.57/1.69        ( ~( c1_1 @ U ) ) | ( ~( c0_1 @ U ) ) ))).
% 7.57/1.69  thf(zf_stmt_35, negated_conjecture,
% 7.57/1.69    (( hskp26 ) | ( hskp3 ) | ( ~( ndr1_0 ) ) | ( ~( c2_1 @ U ) ) | 
% 7.57/1.69     ( ~( c1_1 @ U ) ) | ( ~( c0_1 @ U ) )),
% 7.57/1.69    inference('cnf.neg', [status(esa)], [clause165])).
% 7.57/1.69  thf(zip_derived_cl164, plain,
% 7.57/1.69      (![X0 : $i]:
% 7.57/1.69         ( (hskp26)
% 7.57/1.69          |  (hskp3)
% 7.57/1.69          | ~ (ndr1_0)
% 7.57/1.69          | ~ (c2_1 @ X0)
% 7.57/1.69          | ~ (c1_1 @ X0)
% 7.57/1.69          | ~ (c0_1 @ X0))),
% 7.57/1.69      inference('cnf', [status(esa)], [zf_stmt_35])).
% 7.57/1.69  thf('31', plain,
% 7.57/1.69      ((![X0 : $i]: (~ (c1_1 @ X0) | ~ (c0_1 @ X0) | ~ (c2_1 @ X0))) | 
% 7.57/1.69       ( (hskp26)) | ( (hskp3)) | ~ ( (ndr1_0))),
% 7.57/1.69      inference('split', [status(esa)], [zip_derived_cl164])).
% 7.57/1.69  thf(clause94, conjecture, (~( ( ~( hskp26 ) ) | ( ~( c0_1 @ a359 ) ) ))).
% 7.57/1.69  thf(zf_stmt_36, negated_conjecture, (( ~( hskp26 ) ) | ( ~( c0_1 @ a359 ) )),
% 7.57/1.69    inference('cnf.neg', [status(esa)], [clause94])).
% 7.57/1.69  thf(zip_derived_cl93, plain, ((~ (hskp26) | ~ (c0_1 @ a359))),
% 7.57/1.69      inference('cnf', [status(esa)], [zf_stmt_36])).
% 7.57/1.69  thf('32', plain, (~ ( (hskp26)) | ~ ( (c0_1 @ a359))),
% 7.57/1.69      inference('split', [status(esa)], [zip_derived_cl93])).
% 7.57/1.69  thf(clause95, conjecture, (~( ( ~( hskp26 ) ) | ( ~( c1_1 @ a359 ) ) ))).
% 7.57/1.69  thf(zf_stmt_37, negated_conjecture, (( ~( hskp26 ) ) | ( ~( c1_1 @ a359 ) )),
% 7.57/1.69    inference('cnf.neg', [status(esa)], [clause95])).
% 7.57/1.69  thf(zip_derived_cl94, plain, ((~ (hskp26) | ~ (c1_1 @ a359))),
% 7.57/1.69      inference('cnf', [status(esa)], [zf_stmt_37])).
% 7.57/1.69  thf('33', plain, (~ ( (hskp26)) | ~ ( (c1_1 @ a359))),
% 7.57/1.69      inference('split', [status(esa)], [zip_derived_cl94])).
% 7.57/1.69  thf(clause96, conjecture, (~( ( ~( hskp26 ) ) | ( ~( c3_1 @ a359 ) ) ))).
% 7.57/1.69  thf(zf_stmt_38, negated_conjecture, (( ~( hskp26 ) ) | ( ~( c3_1 @ a359 ) )),
% 7.57/1.69    inference('cnf.neg', [status(esa)], [clause96])).
% 7.57/1.69  thf(zip_derived_cl95, plain, ((~ (hskp26) | ~ (c3_1 @ a359))),
% 7.57/1.69      inference('cnf', [status(esa)], [zf_stmt_38])).
% 7.57/1.69  thf('34', plain, (~ ( (hskp26)) | ~ ( (c3_1 @ a359))),
% 7.57/1.69      inference('split', [status(esa)], [zip_derived_cl95])).
% 7.57/1.69  thf(zip_derived_cl485, plain,
% 7.57/1.69      ((![X0 : $i]: ( (c3_1 @ X0) |  (c1_1 @ X0) |  (c0_1 @ X0)))
% 7.57/1.69         <= ((![X0 : $i]: ( (c3_1 @ X0) |  (c1_1 @ X0) |  (c0_1 @ X0))))),
% 7.57/1.69      inference('split', [status(esa)], [zip_derived_cl139])).
% 7.57/1.69  thf(zip_derived_cl395, plain, ((~ (c1_1 @ a359)) <= (~ ( (c1_1 @ a359)))),
% 7.57/1.69      inference('split', [status(esa)], [zip_derived_cl94])).
% 7.57/1.69  thf(zip_derived_cl978, plain,
% 7.57/1.69      ((( (c0_1 @ a359) |  (c3_1 @ a359)))
% 7.57/1.69         <= (~ ( (c1_1 @ a359)) & 
% 7.57/1.69             (![X0 : $i]: ( (c3_1 @ X0) |  (c1_1 @ X0) |  (c0_1 @ X0))))),
% 7.57/1.69      inference('s_sup-', [status(thm)], [zip_derived_cl485, zip_derived_cl395])).
% 7.57/1.69  thf('35', plain,
% 7.57/1.69      (( (c0_1 @ a359)) | ( (c1_1 @ a359)) | 
% 7.57/1.69       ~ (![X0 : $i]: ( (c3_1 @ X0) |  (c1_1 @ X0) |  (c0_1 @ X0))) | 
% 7.57/1.69       ( (c3_1 @ a359))),
% 7.57/1.69      inference('split', [status(esa)], [zip_derived_cl978])).
% 7.57/1.69  thf(clause156, conjecture,
% 7.57/1.69    (~( ( hskp2 ) | ( hskp3 ) | ( c0_1 @ U ) | ( ~( ndr1_0 ) ) | 
% 7.57/1.69        ( ~( c3_1 @ U ) ) | ( ~( c1_1 @ U ) ) ))).
% 7.57/1.69  thf(zf_stmt_39, negated_conjecture,
% 7.57/1.69    (( hskp2 ) | ( hskp3 ) | ( c0_1 @ U ) | ( ~( ndr1_0 ) ) | 
% 7.57/1.69     ( ~( c3_1 @ U ) ) | ( ~( c1_1 @ U ) )),
% 7.57/1.69    inference('cnf.neg', [status(esa)], [clause156])).
% 7.57/1.69  thf(zip_derived_cl155, plain,
% 7.57/1.69      (![X0 : $i]:
% 7.57/1.69         ( (hskp2)
% 7.57/1.69          |  (hskp3)
% 7.57/1.69          |  (c0_1 @ X0)
% 7.57/1.69          | ~ (ndr1_0)
% 7.57/1.69          | ~ (c3_1 @ X0)
% 7.57/1.69          | ~ (c1_1 @ X0))),
% 7.57/1.69      inference('cnf', [status(esa)], [zf_stmt_39])).
% 7.57/1.69  thf(zip_derived_cl547, plain,
% 7.57/1.69      ((![X0 : $i]: (~ (c3_1 @ X0) | ~ (c1_1 @ X0) |  (c0_1 @ X0)))
% 7.57/1.69         <= ((![X0 : $i]: (~ (c3_1 @ X0) | ~ (c1_1 @ X0) |  (c0_1 @ X0))))),
% 7.57/1.69      inference('split', [status(esa)], [zip_derived_cl155])).
% 7.57/1.69  thf(zip_derived_cl323, plain, (( (c1_1 @ a337)) <= (( (c1_1 @ a337)))),
% 7.57/1.69      inference('split', [status(esa)], [zip_derived_cl58])).
% 7.57/1.69  thf(zip_derived_cl1046, plain,
% 7.57/1.69      ((( (c0_1 @ a337) | ~ (c3_1 @ a337)))
% 7.57/1.69         <= (( (c1_1 @ a337)) & 
% 7.57/1.69             (![X0 : $i]: (~ (c3_1 @ X0) | ~ (c1_1 @ X0) |  (c0_1 @ X0))))),
% 7.57/1.69      inference('s_sup+', [status(thm)], [zip_derived_cl547, zip_derived_cl323])).
% 7.57/1.69  thf('36', plain,
% 7.57/1.69      (( (c0_1 @ a337)) | ~ ( (c1_1 @ a337)) | 
% 7.57/1.69       ~ (![X0 : $i]: (~ (c3_1 @ X0) | ~ (c1_1 @ X0) |  (c0_1 @ X0))) | 
% 7.57/1.69       ~ ( (c3_1 @ a337))),
% 7.57/1.69      inference('split', [status(esa)], [zip_derived_cl1046])).
% 7.57/1.69  thf(clause141, conjecture,
% 7.57/1.69    (~( ( hskp2 ) | ( hskp1 ) | ( c2_1 @ U ) | ( c1_1 @ U ) | ( c0_1 @ U ) | 
% 7.57/1.69        ( ~( ndr1_0 ) ) ))).
% 7.57/1.69  thf(zf_stmt_40, negated_conjecture,
% 7.57/1.69    (( hskp2 ) | ( hskp1 ) | ( c2_1 @ U ) | ( c1_1 @ U ) | ( c0_1 @ U ) | 
% 7.57/1.69     ( ~( ndr1_0 ) )),
% 7.57/1.69    inference('cnf.neg', [status(esa)], [clause141])).
% 7.57/1.69  thf(zip_derived_cl140, plain,
% 7.57/1.69      (![X0 : $i]:
% 7.57/1.69         ( (hskp2)
% 7.57/1.69          |  (hskp1)
% 7.57/1.69          |  (c2_1 @ X0)
% 7.57/1.69          |  (c1_1 @ X0)
% 7.57/1.69          |  (c0_1 @ X0)
% 7.57/1.69          | ~ (ndr1_0))),
% 7.57/1.69      inference('cnf', [status(esa)], [zf_stmt_40])).
% 7.57/1.69  thf(zip_derived_cl488, plain,
% 7.57/1.69      ((![X0 : $i]: ( (c1_1 @ X0) |  (c0_1 @ X0) |  (c2_1 @ X0)))
% 7.57/1.69         <= ((![X0 : $i]: ( (c1_1 @ X0) |  (c0_1 @ X0) |  (c2_1 @ X0))))),
% 7.57/1.69      inference('split', [status(esa)], [zip_derived_cl140])).
% 7.57/1.69  thf(clause108, conjecture, (~( ( ~( hskp20 ) ) | ( ~( c1_1 @ a329 ) ) ))).
% 7.57/1.69  thf(zf_stmt_41, negated_conjecture, (( ~( hskp20 ) ) | ( ~( c1_1 @ a329 ) )),
% 7.57/1.69    inference('cnf.neg', [status(esa)], [clause108])).
% 7.57/1.69  thf(zip_derived_cl107, plain, ((~ (hskp20) | ~ (c1_1 @ a329))),
% 7.57/1.69      inference('cnf', [status(esa)], [zf_stmt_41])).
% 7.57/1.69  thf(zip_derived_cl421, plain, ((~ (c1_1 @ a329)) <= (~ ( (c1_1 @ a329)))),
% 7.57/1.69      inference('split', [status(esa)], [zip_derived_cl107])).
% 7.57/1.69  thf(zip_derived_cl1096, plain,
% 7.57/1.69      ((( (c2_1 @ a329) |  (c0_1 @ a329)))
% 7.57/1.69         <= (~ ( (c1_1 @ a329)) & 
% 7.57/1.69             (![X0 : $i]: ( (c1_1 @ X0) |  (c0_1 @ X0) |  (c2_1 @ X0))))),
% 7.57/1.69      inference('s_sup-', [status(thm)], [zip_derived_cl488, zip_derived_cl421])).
% 7.57/1.69  thf('37', plain,
% 7.57/1.69      (~ (![X0 : $i]: ( (c1_1 @ X0) |  (c0_1 @ X0) |  (c2_1 @ X0))) | 
% 7.57/1.69       ( (c0_1 @ a329)) | ( (c1_1 @ a329)) | ( (c2_1 @ a329))),
% 7.57/1.69      inference('split', [status(esa)], [zip_derived_cl1096])).
% 7.57/1.69  thf(clause89, conjecture, (~( ( c2_1 @ a292 ) | ( ~( hskp1 ) ) ))).
% 7.57/1.69  thf(zf_stmt_42, negated_conjecture, (( c2_1 @ a292 ) | ( ~( hskp1 ) )),
% 7.57/1.69    inference('cnf.neg', [status(esa)], [clause89])).
% 7.57/1.69  thf(zip_derived_cl88, plain, (( (c2_1 @ a292) | ~ (hskp1))),
% 7.57/1.69      inference('cnf', [status(esa)], [zf_stmt_42])).
% 7.57/1.69  thf('38', plain, (( (c2_1 @ a292)) | ~ ( (hskp1))),
% 7.57/1.69      inference('split', [status(esa)], [zip_derived_cl88])).
% 7.57/1.69  thf(clause90, conjecture, (~( ( c3_1 @ a292 ) | ( ~( hskp1 ) ) ))).
% 7.57/1.69  thf(zf_stmt_43, negated_conjecture, (( c3_1 @ a292 ) | ( ~( hskp1 ) )),
% 7.57/1.69    inference('cnf.neg', [status(esa)], [clause90])).
% 7.57/1.69  thf(zip_derived_cl89, plain, (( (c3_1 @ a292) | ~ (hskp1))),
% 7.57/1.69      inference('cnf', [status(esa)], [zf_stmt_43])).
% 7.57/1.69  thf('39', plain, (( (c3_1 @ a292)) | ~ ( (hskp1))),
% 7.57/1.69      inference('split', [status(esa)], [zip_derived_cl89])).
% 7.57/1.69  thf(clause137, conjecture, (~( ( ~( hskp1 ) ) | ( ~( c1_1 @ a292 ) ) ))).
% 7.57/1.69  thf(zf_stmt_44, negated_conjecture, (( ~( hskp1 ) ) | ( ~( c1_1 @ a292 ) )),
% 7.57/1.69    inference('cnf.neg', [status(esa)], [clause137])).
% 7.57/1.69  thf(zip_derived_cl136, plain, ((~ (hskp1) | ~ (c1_1 @ a292))),
% 7.57/1.69      inference('cnf', [status(esa)], [zf_stmt_44])).
% 7.57/1.69  thf('40', plain, (~ ( (hskp1)) | ~ ( (c1_1 @ a292))),
% 7.57/1.69      inference('split', [status(esa)], [zip_derived_cl136])).
% 7.57/1.69  thf(clause186, conjecture,
% 7.57/1.69    (~( ( hskp1 ) | ( c1_1 @ V ) | ( c3_1 @ U ) | ( ~( c3_1 @ V ) ) | 
% 7.57/1.69        ( ~( c2_1 @ V ) ) | ( ~( ndr1_0 ) ) | ( ~( c1_1 @ U ) ) | 
% 7.57/1.69        ( ~( c0_1 @ U ) ) ))).
% 7.57/1.69  thf(zf_stmt_45, negated_conjecture,
% 7.57/1.69    (( hskp1 ) | ( c1_1 @ V ) | ( c3_1 @ U ) | ( ~( c3_1 @ V ) ) | 
% 7.57/1.69     ( ~( c2_1 @ V ) ) | ( ~( ndr1_0 ) ) | ( ~( c1_1 @ U ) ) | 
% 7.57/1.69     ( ~( c0_1 @ U ) )),
% 7.57/1.69    inference('cnf.neg', [status(esa)], [clause186])).
% 7.57/1.69  thf(zip_derived_cl185, plain,
% 7.57/1.69      (![X0 : $i, X1 : $i]:
% 7.57/1.69         ( (hskp1)
% 7.57/1.69          |  (c1_1 @ X0)
% 7.57/1.69          |  (c3_1 @ X1)
% 7.57/1.69          | ~ (c3_1 @ X0)
% 7.57/1.69          | ~ (c2_1 @ X0)
% 7.57/1.69          | ~ (ndr1_0)
% 7.57/1.69          | ~ (c1_1 @ X1)
% 7.57/1.69          | ~ (c0_1 @ X1))),
% 7.57/1.69      inference('cnf', [status(esa)], [zf_stmt_45])).
% 7.57/1.69  thf(zip_derived_cl667, plain,
% 7.57/1.69      ((![X0 : $i]: (~ (c3_1 @ X0) |  (c1_1 @ X0) | ~ (c2_1 @ X0)))
% 7.57/1.69         <= ((![X0 : $i]: (~ (c3_1 @ X0) |  (c1_1 @ X0) | ~ (c2_1 @ X0))))),
% 7.57/1.69      inference('split', [status(esa)], [zip_derived_cl185])).
% 7.57/1.69  thf(zip_derived_cl479, plain, ((~ (c1_1 @ a292)) <= (~ ( (c1_1 @ a292)))),
% 7.57/1.69      inference('split', [status(esa)], [zip_derived_cl136])).
% 7.57/1.69  thf(zip_derived_cl1718, plain,
% 7.57/1.69      (((~ (c2_1 @ a292) | ~ (c3_1 @ a292)))
% 7.57/1.69         <= (~ ( (c1_1 @ a292)) & 
% 7.57/1.69             (![X0 : $i]: (~ (c3_1 @ X0) |  (c1_1 @ X0) | ~ (c2_1 @ X0))))),
% 7.57/1.69      inference('s_sup-', [status(thm)], [zip_derived_cl667, zip_derived_cl479])).
% 7.57/1.69  thf('41', plain,
% 7.57/1.69      (( (c1_1 @ a292)) | ~ ( (c3_1 @ a292)) | 
% 7.57/1.69       ~ (![X0 : $i]: (~ (c3_1 @ X0) |  (c1_1 @ X0) | ~ (c2_1 @ X0))) | 
% 7.57/1.69       ~ ( (c2_1 @ a292))),
% 7.57/1.69      inference('split', [status(esa)], [zip_derived_cl1718])).
% 7.57/1.69  thf(clause191, conjecture,
% 7.57/1.69    (~( ( c2_1 @ W ) | ( c0_1 @ W ) | ( c3_1 @ V ) | ( c1_1 @ V ) | 
% 7.57/1.69        ( c1_1 @ U ) | ( ~( c3_1 @ W ) ) | ( ~( c2_1 @ V ) ) | 
% 7.57/1.69        ( ~( ndr1_0 ) ) | ( ~( c3_1 @ U ) ) | ( ~( c2_1 @ U ) ) ))).
% 7.57/1.69  thf(zf_stmt_46, negated_conjecture,
% 7.57/1.69    (( c2_1 @ W ) | ( c0_1 @ W ) | ( c3_1 @ V ) | ( c1_1 @ V ) | 
% 7.57/1.69     ( c1_1 @ U ) | ( ~( c3_1 @ W ) ) | ( ~( c2_1 @ V ) ) | ( ~( ndr1_0 ) ) | 
% 7.57/1.69     ( ~( c3_1 @ U ) ) | ( ~( c2_1 @ U ) )),
% 7.57/1.69    inference('cnf.neg', [status(esa)], [clause191])).
% 7.57/1.69  thf(zip_derived_cl190, plain,
% 7.57/1.69      (![X0 : $i, X1 : $i, X2 : $i]:
% 7.57/1.69         ( (c2_1 @ X0)
% 7.57/1.69          |  (c0_1 @ X0)
% 7.57/1.69          |  (c3_1 @ X1)
% 7.57/1.69          |  (c1_1 @ X1)
% 7.57/1.69          |  (c1_1 @ X2)
% 7.57/1.69          | ~ (c3_1 @ X0)
% 7.57/1.69          | ~ (c2_1 @ X1)
% 7.57/1.69          | ~ (ndr1_0)
% 7.57/1.69          | ~ (c3_1 @ X2)
% 7.57/1.69          | ~ (c2_1 @ X2))),
% 7.57/1.69      inference('cnf', [status(esa)], [zf_stmt_46])).
% 7.57/1.69  thf('42', plain,
% 7.57/1.69      ((![X0 : $i]: ( (c3_1 @ X0) |  (c1_1 @ X0) | ~ (c2_1 @ X0))) | 
% 7.57/1.69       (![X0 : $i]: (~ (c3_1 @ X0) |  (c1_1 @ X0) | ~ (c2_1 @ X0))) | 
% 7.57/1.69       (![X0 : $i]: (~ (c3_1 @ X0) |  (c0_1 @ X0) |  (c2_1 @ X0))) | 
% 7.57/1.69       ~ ( (ndr1_0))),
% 7.57/1.69      inference('split', [status(esa)], [zip_derived_cl190])).
% 7.57/1.69  thf(clause153, conjecture,
% 7.57/1.69    (~( ( hskp20 ) | ( c3_1 @ U ) | ( ~( ndr1_0 ) ) | ( ~( c2_1 @ U ) ) | 
% 7.57/1.69        ( ~( c0_1 @ U ) ) ))).
% 7.57/1.69  thf(zf_stmt_47, negated_conjecture,
% 7.57/1.69    (( hskp20 ) | ( c3_1 @ U ) | ( ~( ndr1_0 ) ) | ( ~( c2_1 @ U ) ) | 
% 7.57/1.69     ( ~( c0_1 @ U ) )),
% 7.57/1.69    inference('cnf.neg', [status(esa)], [clause153])).
% 7.57/1.69  thf(zip_derived_cl152, plain,
% 7.57/1.69      (![X0 : $i]:
% 7.57/1.69         ( (hskp20) |  (c3_1 @ X0) | ~ (ndr1_0) | ~ (c2_1 @ X0) | ~ (c0_1 @ X0))),
% 7.57/1.69      inference('cnf', [status(esa)], [zf_stmt_47])).
% 7.57/1.69  thf('43', plain,
% 7.57/1.69      (( (hskp20)) | 
% 7.57/1.69       (![X0 : $i]: ( (c3_1 @ X0) | ~ (c0_1 @ X0) | ~ (c2_1 @ X0))) | 
% 7.57/1.69       ~ ( (ndr1_0))),
% 7.57/1.69      inference('split', [status(esa)], [zip_derived_cl152])).
% 7.57/1.69  thf(clause152, conjecture,
% 7.57/1.69    (~( ( hskp23 ) | ( hskp8 ) | ( c3_1 @ U ) | ( c1_1 @ U ) | 
% 7.57/1.69        ( ~( ndr1_0 ) ) | ( ~( c2_1 @ U ) ) ))).
% 7.57/1.69  thf(zf_stmt_48, negated_conjecture,
% 7.57/1.69    (( hskp23 ) | ( hskp8 ) | ( c3_1 @ U ) | ( c1_1 @ U ) | ( ~( ndr1_0 ) ) | 
% 7.57/1.69     ( ~( c2_1 @ U ) )),
% 7.57/1.69    inference('cnf.neg', [status(esa)], [clause152])).
% 7.57/1.69  thf(zip_derived_cl151, plain,
% 7.57/1.69      (![X0 : $i]:
% 7.57/1.69         ( (hskp23)
% 7.57/1.69          |  (hskp8)
% 7.57/1.69          |  (c3_1 @ X0)
% 7.57/1.69          |  (c1_1 @ X0)
% 7.57/1.69          | ~ (ndr1_0)
% 7.57/1.69          | ~ (c2_1 @ X0))),
% 7.57/1.69      inference('cnf', [status(esa)], [zf_stmt_48])).
% 7.57/1.69  thf(zip_derived_cl532, plain,
% 7.57/1.69      ((![X0 : $i]: ( (c3_1 @ X0) |  (c1_1 @ X0) | ~ (c2_1 @ X0)))
% 7.57/1.69         <= ((![X0 : $i]: ( (c3_1 @ X0) |  (c1_1 @ X0) | ~ (c2_1 @ X0))))),
% 7.57/1.69      inference('split', [status(esa)], [zip_derived_cl151])).
% 7.57/1.69  thf(zip_derived_cl473, plain, ((~ (c1_1 @ a294)) <= (~ ( (c1_1 @ a294)))),
% 7.57/1.69      inference('split', [status(esa)], [zip_derived_cl133])).
% 7.57/1.69  thf(zip_derived_cl2025, plain,
% 7.57/1.69      (((~ (c2_1 @ a294) |  (c3_1 @ a294)))
% 7.57/1.69         <= (~ ( (c1_1 @ a294)) & 
% 7.57/1.69             (![X0 : $i]: ( (c3_1 @ X0) |  (c1_1 @ X0) | ~ (c2_1 @ X0))))),
% 7.57/1.69      inference('s_sup-', [status(thm)], [zip_derived_cl532, zip_derived_cl473])).
% 7.57/1.69  thf('44', plain,
% 7.57/1.69      (( (c3_1 @ a294)) | ( (c1_1 @ a294)) | 
% 7.57/1.69       ~ (![X0 : $i]: ( (c3_1 @ X0) |  (c1_1 @ X0) | ~ (c2_1 @ X0))) | 
% 7.57/1.69       ~ ( (c2_1 @ a294))),
% 7.57/1.69      inference('split', [status(esa)], [zip_derived_cl2025])).
% 7.57/1.69  thf('45', plain,
% 7.57/1.69      (( (hskp1)) | ( (hskp2)) | ~ ( (ndr1_0)) | 
% 7.57/1.69       (![X0 : $i]: ( (c1_1 @ X0) |  (c0_1 @ X0) |  (c2_1 @ X0)))),
% 7.57/1.69      inference('split', [status(esa)], [zip_derived_cl140])).
% 7.57/1.69  thf(zip_derived_cl622, plain,
% 7.57/1.69      ((![X1 : $i]: ( (c3_1 @ X1) | ~ (c0_1 @ X1) |  (c2_1 @ X1)))
% 7.57/1.69         <= ((![X1 : $i]: ( (c3_1 @ X1) | ~ (c0_1 @ X1) |  (c2_1 @ X1))))),
% 7.57/1.69      inference('split', [status(esa)], [zip_derived_cl174])).
% 7.57/1.69  thf(zip_derived_cl457, plain, ((~ (c2_1 @ a304)) <= (~ ( (c2_1 @ a304)))),
% 7.57/1.69      inference('split', [status(esa)], [zip_derived_cl125])).
% 7.57/1.69  thf(zip_derived_cl2142, plain,
% 7.57/1.69      (((~ (c0_1 @ a304) |  (c3_1 @ a304)))
% 7.57/1.69         <= (~ ( (c2_1 @ a304)) & 
% 7.57/1.69             (![X1 : $i]: ( (c3_1 @ X1) | ~ (c0_1 @ X1) |  (c2_1 @ X1))))),
% 7.57/1.69      inference('s_sup-', [status(thm)], [zip_derived_cl622, zip_derived_cl457])).
% 7.57/1.69  thf('46', plain,
% 7.57/1.69      (~ (![X1 : $i]: ( (c3_1 @ X1) | ~ (c0_1 @ X1) |  (c2_1 @ X1))) | 
% 7.57/1.69       ( (c3_1 @ a304)) | ( (c2_1 @ a304)) | ~ ( (c0_1 @ a304))),
% 7.57/1.69      inference('split', [status(esa)], [zip_derived_cl2142])).
% 7.57/1.69  thf('47', plain, (~ ( (c2_1 @ a304)) | ~ ( (hskp9))),
% 7.57/1.69      inference('split', [status(esa)], [zip_derived_cl125])).
% 7.57/1.69  thf('48', plain,
% 7.57/1.69      (( (hskp9)) | 
% 7.57/1.69       (![X0 : $i]: (~ (c3_1 @ X0) |  (c1_1 @ X0) | ~ (c0_1 @ X0))) | 
% 7.57/1.69       ( (hskp12)) | ~ ( (ndr1_0))),
% 7.57/1.69      inference('split', [status(esa)], [zip_derived_cl159])).
% 7.57/1.69  thf(clause48, conjecture, (~( ( c1_1 @ a332 ) | ( ~( hskp30 ) ) ))).
% 7.57/1.69  thf(zf_stmt_49, negated_conjecture, (( c1_1 @ a332 ) | ( ~( hskp30 ) )),
% 7.57/1.69    inference('cnf.neg', [status(esa)], [clause48])).
% 7.57/1.69  thf(zip_derived_cl47, plain, (( (c1_1 @ a332) | ~ (hskp30))),
% 7.57/1.69      inference('cnf', [status(esa)], [zf_stmt_49])).
% 7.57/1.69  thf(zip_derived_cl301, plain, (( (c1_1 @ a332)) <= (( (c1_1 @ a332)))),
% 7.57/1.69      inference('split', [status(esa)], [zip_derived_cl47])).
% 7.57/1.69  thf(clause166, conjecture,
% 7.57/1.69    (~( ( hskp28 ) | ( hskp8 ) | ( ~( ndr1_0 ) ) | ( ~( c3_1 @ U ) ) | 
% 7.57/1.69        ( ~( c1_1 @ U ) ) | ( ~( c0_1 @ U ) ) ))).
% 7.57/1.69  thf(zf_stmt_50, negated_conjecture,
% 7.57/1.69    (( hskp28 ) | ( hskp8 ) | ( ~( ndr1_0 ) ) | ( ~( c3_1 @ U ) ) | 
% 7.57/1.69     ( ~( c1_1 @ U ) ) | ( ~( c0_1 @ U ) )),
% 7.57/1.69    inference('cnf.neg', [status(esa)], [clause166])).
% 7.57/1.69  thf(zip_derived_cl165, plain,
% 7.57/1.69      (![X0 : $i]:
% 7.57/1.69         ( (hskp28)
% 7.57/1.69          |  (hskp8)
% 7.57/1.69          | ~ (ndr1_0)
% 7.57/1.69          | ~ (c3_1 @ X0)
% 7.57/1.69          | ~ (c1_1 @ X0)
% 7.57/1.69          | ~ (c0_1 @ X0))),
% 7.57/1.69      inference('cnf', [status(esa)], [zf_stmt_50])).
% 7.57/1.69  thf(zip_derived_cl586, plain,
% 7.57/1.69      ((![X0 : $i]: (~ (c3_1 @ X0) | ~ (c1_1 @ X0) | ~ (c0_1 @ X0)))
% 7.57/1.69         <= ((![X0 : $i]: (~ (c3_1 @ X0) | ~ (c1_1 @ X0) | ~ (c0_1 @ X0))))),
% 7.57/1.69      inference('split', [status(esa)], [zip_derived_cl165])).
% 7.57/1.69  thf(zip_derived_cl758, plain,
% 7.57/1.69      (((~ (c3_1 @ a332) | ~ (c0_1 @ a332)))
% 7.57/1.69         <= (( (c1_1 @ a332)) & 
% 7.57/1.69             (![X0 : $i]: (~ (c3_1 @ X0) | ~ (c1_1 @ X0) | ~ (c0_1 @ X0))))),
% 7.57/1.69      inference('s_sup-', [status(thm)], [zip_derived_cl301, zip_derived_cl586])).
% 7.57/1.69  thf('49', plain,
% 7.57/1.69      (~ (![X0 : $i]: (~ (c3_1 @ X0) | ~ (c1_1 @ X0) | ~ (c0_1 @ X0))) | 
% 7.57/1.69       ~ ( (c0_1 @ a332)) | ~ ( (c3_1 @ a332)) | ~ ( (c1_1 @ a332))),
% 7.57/1.69      inference('split', [status(esa)], [zip_derived_cl758])).
% 7.57/1.69  thf(clause146, conjecture,
% 7.57/1.69    (~( ( hskp10 ) | ( hskp9 ) | ( c2_1 @ U ) | ( c0_1 @ U ) | 
% 7.57/1.69        ( ~( ndr1_0 ) ) | ( ~( c3_1 @ U ) ) ))).
% 7.57/1.69  thf(zf_stmt_51, negated_conjecture,
% 7.57/1.69    (( hskp10 ) | ( hskp9 ) | ( c2_1 @ U ) | ( c0_1 @ U ) | ( ~( ndr1_0 ) ) | 
% 7.57/1.69     ( ~( c3_1 @ U ) )),
% 7.57/1.69    inference('cnf.neg', [status(esa)], [clause146])).
% 7.57/1.69  thf(zip_derived_cl145, plain,
% 7.57/1.69      (![X0 : $i]:
% 7.57/1.69         ( (hskp10)
% 7.57/1.69          |  (hskp9)
% 7.57/1.69          |  (c2_1 @ X0)
% 7.57/1.69          |  (c0_1 @ X0)
% 7.57/1.69          | ~ (ndr1_0)
% 7.57/1.69          | ~ (c3_1 @ X0))),
% 7.57/1.69      inference('cnf', [status(esa)], [zf_stmt_51])).
% 7.57/1.69  thf(zip_derived_cl508, plain,
% 7.57/1.69      ((![X0 : $i]: (~ (c3_1 @ X0) |  (c0_1 @ X0) |  (c2_1 @ X0)))
% 7.57/1.69         <= ((![X0 : $i]: (~ (c3_1 @ X0) |  (c0_1 @ X0) |  (c2_1 @ X0))))),
% 7.57/1.69      inference('split', [status(esa)], [zip_derived_cl145])).
% 7.57/1.69  thf(zip_derived_cl349, plain, (( (c1_1 @ a306)) <= (( (c1_1 @ a306)))),
% 7.57/1.69      inference('split', [status(esa)], [zip_derived_cl71])).
% 7.57/1.69  thf(zip_derived_cl579, plain,
% 7.57/1.69      ((![X0 : $i]: (~ (c1_1 @ X0) | ~ (c0_1 @ X0) | ~ (c2_1 @ X0)))
% 7.57/1.69         <= ((![X0 : $i]: (~ (c1_1 @ X0) | ~ (c0_1 @ X0) | ~ (c2_1 @ X0))))),
% 7.57/1.69      inference('split', [status(esa)], [zip_derived_cl163])).
% 7.57/1.69  thf(zip_derived_cl880, plain,
% 7.57/1.69      (((~ (c0_1 @ a306) | ~ (c2_1 @ a306)))
% 7.57/1.69         <= (( (c1_1 @ a306)) & 
% 7.57/1.69             (![X0 : $i]: (~ (c1_1 @ X0) | ~ (c0_1 @ X0) | ~ (c2_1 @ X0))))),
% 7.57/1.69      inference('s_sup-', [status(thm)], [zip_derived_cl349, zip_derived_cl579])).
% 7.57/1.69  thf(zip_derived_cl1074, plain, ((~ (c2_1 @ a306)) <= (~ ( (c2_1 @ a306)))),
% 7.57/1.69      inference('split', [status(esa)], [zip_derived_cl880])).
% 7.57/1.69  thf(zip_derived_cl1444, plain,
% 7.57/1.69      ((( (c0_1 @ a306) | ~ (c3_1 @ a306)))
% 7.57/1.69         <= (~ ( (c2_1 @ a306)) & 
% 7.57/1.69             (![X0 : $i]: (~ (c3_1 @ X0) |  (c0_1 @ X0) |  (c2_1 @ X0))))),
% 7.57/1.69      inference('s_sup-', [status(thm)],
% 7.57/1.69                [zip_derived_cl508, zip_derived_cl1074])).
% 7.57/1.69  thf('50', plain,
% 7.57/1.69      (~ (![X0 : $i]: (~ (c3_1 @ X0) |  (c0_1 @ X0) |  (c2_1 @ X0))) | 
% 7.57/1.69       ( (c2_1 @ a306)) | ( (c0_1 @ a306)) | ~ ( (c3_1 @ a306))),
% 7.57/1.69      inference('split', [status(esa)], [zip_derived_cl1444])).
% 7.57/1.69  thf(zip_derived_cl547, plain,
% 7.57/1.69      ((![X0 : $i]: (~ (c3_1 @ X0) | ~ (c1_1 @ X0) |  (c0_1 @ X0)))
% 7.57/1.69         <= ((![X0 : $i]: (~ (c3_1 @ X0) | ~ (c1_1 @ X0) |  (c0_1 @ X0))))),
% 7.57/1.69      inference('split', [status(esa)], [zip_derived_cl155])).
% 7.57/1.69  thf(zip_derived_cl349, plain, (( (c1_1 @ a306)) <= (( (c1_1 @ a306)))),
% 7.57/1.69      inference('split', [status(esa)], [zip_derived_cl71])).
% 7.57/1.69  thf(zip_derived_cl1048, plain,
% 7.57/1.69      ((( (c0_1 @ a306) | ~ (c3_1 @ a306)))
% 7.57/1.69         <= (( (c1_1 @ a306)) & 
% 7.57/1.69             (![X0 : $i]: (~ (c3_1 @ X0) | ~ (c1_1 @ X0) |  (c0_1 @ X0))))),
% 7.57/1.69      inference('s_sup+', [status(thm)], [zip_derived_cl547, zip_derived_cl349])).
% 7.57/1.69  thf('51', plain,
% 7.57/1.69      (( (c0_1 @ a306)) | ~ ( (c1_1 @ a306)) | 
% 7.57/1.69       ~ (![X0 : $i]: (~ (c3_1 @ X0) | ~ (c1_1 @ X0) |  (c0_1 @ X0))) | 
% 7.57/1.69       ~ ( (c3_1 @ a306))),
% 7.57/1.69      inference('split', [status(esa)], [zip_derived_cl1048])).
% 7.57/1.69  thf('52', plain, (( (c1_1 @ a306)) | ~ ( (hskp11))),
% 7.57/1.69      inference('split', [status(esa)], [zip_derived_cl71])).
% 7.57/1.69  thf(clause73, conjecture, (~( ( c3_1 @ a306 ) | ( ~( hskp11 ) ) ))).
% 7.57/1.69  thf(zf_stmt_52, negated_conjecture, (( c3_1 @ a306 ) | ( ~( hskp11 ) )),
% 7.57/1.69    inference('cnf.neg', [status(esa)], [clause73])).
% 7.57/1.69  thf(zip_derived_cl72, plain, (( (c3_1 @ a306) | ~ (hskp11))),
% 7.57/1.69      inference('cnf', [status(esa)], [zf_stmt_52])).
% 7.57/1.69  thf('53', plain, (( (c3_1 @ a306)) | ~ ( (hskp11))),
% 7.57/1.69      inference('split', [status(esa)], [zip_derived_cl72])).
% 7.57/1.69  thf(clause124, conjecture, (~( ( ~( hskp11 ) ) | ( ~( c0_1 @ a306 ) ) ))).
% 7.57/1.69  thf(zf_stmt_53, negated_conjecture, (( ~( hskp11 ) ) | ( ~( c0_1 @ a306 ) )),
% 7.57/1.69    inference('cnf.neg', [status(esa)], [clause124])).
% 7.57/1.69  thf(zip_derived_cl123, plain, ((~ (hskp11) | ~ (c0_1 @ a306))),
% 7.57/1.69      inference('cnf', [status(esa)], [zf_stmt_53])).
% 7.57/1.69  thf('54', plain, (~ ( (hskp11)) | ~ ( (c0_1 @ a306))),
% 7.57/1.69      inference('split', [status(esa)], [zip_derived_cl123])).
% 7.57/1.69  thf('55', plain, (( (c1_1 @ a341)) | ~ ( (hskp24))),
% 7.57/1.69      inference('split', [status(esa)], [zip_derived_cl57])).
% 7.57/1.69  thf(clause99, conjecture, (~( ( ~( hskp24 ) ) | ( ~( c0_1 @ a341 ) ) ))).
% 7.57/1.69  thf(zf_stmt_54, negated_conjecture, (( ~( hskp24 ) ) | ( ~( c0_1 @ a341 ) )),
% 7.57/1.69    inference('cnf.neg', [status(esa)], [clause99])).
% 7.57/1.69  thf(zip_derived_cl98, plain, ((~ (hskp24) | ~ (c0_1 @ a341))),
% 7.57/1.69      inference('cnf', [status(esa)], [zf_stmt_54])).
% 7.57/1.69  thf('56', plain, (~ ( (c0_1 @ a341)) | ~ ( (hskp24))),
% 7.57/1.69      inference('split', [status(esa)], [zip_derived_cl98])).
% 7.57/1.69  thf(clause100, conjecture, (~( ( ~( hskp24 ) ) | ( ~( c3_1 @ a341 ) ) ))).
% 7.57/1.69  thf(zf_stmt_55, negated_conjecture, (( ~( hskp24 ) ) | ( ~( c3_1 @ a341 ) )),
% 7.57/1.69    inference('cnf.neg', [status(esa)], [clause100])).
% 7.57/1.69  thf(zip_derived_cl99, plain, ((~ (hskp24) | ~ (c3_1 @ a341))),
% 7.57/1.69      inference('cnf', [status(esa)], [zf_stmt_55])).
% 7.57/1.69  thf('57', plain, (~ ( (c3_1 @ a341)) | ~ ( (hskp24))),
% 7.57/1.69      inference('split', [status(esa)], [zip_derived_cl99])).
% 7.57/1.69  thf(clause33, conjecture, (~( ( hskp24 ) | ( hskp27 ) | ( hskp31 ) ))).
% 7.57/1.69  thf(zf_stmt_56, negated_conjecture, (( hskp24 ) | ( hskp27 ) | ( hskp31 )),
% 7.57/1.69    inference('cnf.neg', [status(esa)], [clause33])).
% 7.57/1.69  thf(zip_derived_cl32, plain, (( (hskp24) |  (hskp27) |  (hskp31))),
% 7.57/1.69      inference('cnf', [status(esa)], [zf_stmt_56])).
% 7.57/1.69  thf('58', plain, (( (hskp24)) | ( (hskp27)) | ( (hskp31))),
% 7.57/1.69      inference('split', [status(esa)], [zip_derived_cl32])).
% 7.57/1.69  thf(clause56, conjecture, (~( ( c1_1 @ a368 ) | ( ~( hskp27 ) ) ))).
% 7.57/1.69  thf(zf_stmt_57, negated_conjecture, (( c1_1 @ a368 ) | ( ~( hskp27 ) )),
% 7.57/1.69    inference('cnf.neg', [status(esa)], [clause56])).
% 7.57/1.69  thf(zip_derived_cl55, plain, (( (c1_1 @ a368) | ~ (hskp27))),
% 7.57/1.69      inference('cnf', [status(esa)], [zf_stmt_57])).
% 7.57/1.69  thf('59', plain, (( (c1_1 @ a368)) | ~ ( (hskp27))),
% 7.57/1.69      inference('split', [status(esa)], [zip_derived_cl55])).
% 7.57/1.69  thf(clause92, conjecture, (~( ( ~( hskp27 ) ) | ( ~( c0_1 @ a368 ) ) ))).
% 7.57/1.69  thf(zf_stmt_58, negated_conjecture, (( ~( hskp27 ) ) | ( ~( c0_1 @ a368 ) )),
% 7.57/1.69    inference('cnf.neg', [status(esa)], [clause92])).
% 7.57/1.69  thf(zip_derived_cl91, plain, ((~ (hskp27) | ~ (c0_1 @ a368))),
% 7.57/1.69      inference('cnf', [status(esa)], [zf_stmt_58])).
% 7.57/1.69  thf('60', plain, (~ ( (c0_1 @ a368)) | ~ ( (hskp27))),
% 7.57/1.69      inference('split', [status(esa)], [zip_derived_cl91])).
% 7.57/1.69  thf(clause93, conjecture, (~( ( ~( hskp27 ) ) | ( ~( c2_1 @ a368 ) ) ))).
% 7.57/1.69  thf(zf_stmt_59, negated_conjecture, (( ~( hskp27 ) ) | ( ~( c2_1 @ a368 ) )),
% 7.57/1.69    inference('cnf.neg', [status(esa)], [clause93])).
% 7.57/1.69  thf(zip_derived_cl92, plain, ((~ (hskp27) | ~ (c2_1 @ a368))),
% 7.57/1.69      inference('cnf', [status(esa)], [zf_stmt_59])).
% 7.57/1.69  thf('61', plain, (~ ( (c2_1 @ a368)) | ~ ( (hskp27))),
% 7.57/1.69      inference('split', [status(esa)], [zip_derived_cl92])).
% 7.57/1.69  thf(clause145, conjecture,
% 7.57/1.69    (~( ( hskp6 ) | ( hskp4 ) | ( c2_1 @ U ) | ( c0_1 @ U ) | 
% 7.57/1.69        ( ~( ndr1_0 ) ) | ( ~( c1_1 @ U ) ) ))).
% 7.57/1.69  thf(zf_stmt_60, negated_conjecture,
% 7.57/1.69    (( hskp6 ) | ( hskp4 ) | ( c2_1 @ U ) | ( c0_1 @ U ) | ( ~( ndr1_0 ) ) | 
% 7.57/1.69     ( ~( c1_1 @ U ) )),
% 7.57/1.69    inference('cnf.neg', [status(esa)], [clause145])).
% 7.57/1.69  thf(zip_derived_cl144, plain,
% 7.57/1.69      (![X0 : $i]:
% 7.57/1.69         ( (hskp6)
% 7.57/1.69          |  (hskp4)
% 7.57/1.69          |  (c2_1 @ X0)
% 7.57/1.69          |  (c0_1 @ X0)
% 7.57/1.69          | ~ (ndr1_0)
% 7.57/1.69          | ~ (c1_1 @ X0))),
% 7.57/1.69      inference('cnf', [status(esa)], [zf_stmt_60])).
% 7.57/1.69  thf(zip_derived_cl504, plain,
% 7.57/1.69      ((![X0 : $i]: (~ (c1_1 @ X0) |  (c0_1 @ X0) |  (c2_1 @ X0)))
% 7.57/1.69         <= ((![X0 : $i]: (~ (c1_1 @ X0) |  (c0_1 @ X0) |  (c2_1 @ X0))))),
% 7.57/1.69      inference('split', [status(esa)], [zip_derived_cl144])).
% 7.57/1.69  thf(zip_derived_cl317, plain, (( (c1_1 @ a368)) <= (( (c1_1 @ a368)))),
% 7.57/1.69      inference('split', [status(esa)], [zip_derived_cl55])).
% 7.57/1.69  thf(zip_derived_cl1363, plain,
% 7.57/1.69      ((( (c2_1 @ a368) |  (c0_1 @ a368)))
% 7.57/1.69         <= (( (c1_1 @ a368)) & 
% 7.57/1.69             (![X0 : $i]: (~ (c1_1 @ X0) |  (c0_1 @ X0) |  (c2_1 @ X0))))),
% 7.57/1.69      inference('s_sup+', [status(thm)], [zip_derived_cl504, zip_derived_cl317])).
% 7.57/1.69  thf('62', plain,
% 7.57/1.69      (( (c0_1 @ a368)) | ( (c2_1 @ a368)) | 
% 7.57/1.69       ~ (![X0 : $i]: (~ (c1_1 @ X0) |  (c0_1 @ X0) |  (c2_1 @ X0))) | 
% 7.57/1.69       ~ ( (c1_1 @ a368))),
% 7.57/1.69      inference('split', [status(esa)], [zip_derived_cl1363])).
% 7.57/1.69  thf(clause194, conjecture,
% 7.57/1.69    (~( ( c2_1 @ W ) | ( c0_1 @ W ) | ( c0_1 @ V ) | ( c1_1 @ U ) | 
% 7.57/1.69        ( ~( c1_1 @ W ) ) | ( ~( c3_1 @ V ) ) | ( ~( c2_1 @ V ) ) | 
% 7.57/1.69        ( ~( ndr1_0 ) ) | ( ~( c3_1 @ U ) ) | ( ~( c2_1 @ U ) ) ))).
% 7.57/1.69  thf(zf_stmt_61, negated_conjecture,
% 7.57/1.69    (( c2_1 @ W ) | ( c0_1 @ W ) | ( c0_1 @ V ) | ( c1_1 @ U ) | 
% 7.57/1.69     ( ~( c1_1 @ W ) ) | ( ~( c3_1 @ V ) ) | ( ~( c2_1 @ V ) ) | 
% 7.57/1.69     ( ~( ndr1_0 ) ) | ( ~( c3_1 @ U ) ) | ( ~( c2_1 @ U ) )),
% 7.57/1.69    inference('cnf.neg', [status(esa)], [clause194])).
% 7.57/1.69  thf(zip_derived_cl193, plain,
% 7.57/1.69      (![X0 : $i, X1 : $i, X2 : $i]:
% 7.57/1.69         ( (c2_1 @ X0)
% 7.57/1.69          |  (c0_1 @ X0)
% 7.57/1.69          |  (c0_1 @ X1)
% 7.57/1.69          |  (c1_1 @ X2)
% 7.57/1.69          | ~ (c1_1 @ X0)
% 7.57/1.69          | ~ (c3_1 @ X1)
% 7.57/1.69          | ~ (c2_1 @ X1)
% 7.57/1.69          | ~ (ndr1_0)
% 7.57/1.69          | ~ (c3_1 @ X2)
% 7.57/1.69          | ~ (c2_1 @ X2))),
% 7.57/1.69      inference('cnf', [status(esa)], [zf_stmt_61])).
% 7.57/1.69  thf('63', plain,
% 7.57/1.69      ((![X0 : $i]: (~ (c1_1 @ X0) |  (c0_1 @ X0) |  (c2_1 @ X0))) | 
% 7.57/1.69       (![X0 : $i]: (~ (c3_1 @ X0) |  (c1_1 @ X0) | ~ (c2_1 @ X0))) | 
% 7.57/1.69       ~ ( (ndr1_0)) | 
% 7.57/1.69       (![X1 : $i]: (~ (c3_1 @ X1) |  (c0_1 @ X1) | ~ (c2_1 @ X1)))),
% 7.57/1.69      inference('split', [status(esa)], [zip_derived_cl193])).
% 7.57/1.69  thf(zip_derived_cl488, plain,
% 7.57/1.69      ((![X0 : $i]: ( (c1_1 @ X0) |  (c0_1 @ X0) |  (c2_1 @ X0)))
% 7.57/1.69         <= ((![X0 : $i]: ( (c1_1 @ X0) |  (c0_1 @ X0) |  (c2_1 @ X0))))),
% 7.57/1.69      inference('split', [status(esa)], [zip_derived_cl140])).
% 7.57/1.69  thf(clause98, conjecture, (~( ( ~( hskp25 ) ) | ( ~( c1_1 @ a353 ) ) ))).
% 7.57/1.69  thf(zf_stmt_62, negated_conjecture, (( ~( hskp25 ) ) | ( ~( c1_1 @ a353 ) )),
% 7.57/1.69    inference('cnf.neg', [status(esa)], [clause98])).
% 7.57/1.69  thf(zip_derived_cl97, plain, ((~ (hskp25) | ~ (c1_1 @ a353))),
% 7.57/1.69      inference('cnf', [status(esa)], [zf_stmt_62])).
% 7.57/1.69  thf(zip_derived_cl401, plain, ((~ (c1_1 @ a353)) <= (~ ( (c1_1 @ a353)))),
% 7.57/1.69      inference('split', [status(esa)], [zip_derived_cl97])).
% 7.57/1.69  thf(zip_derived_cl1085, plain,
% 7.57/1.69      ((( (c2_1 @ a353) |  (c0_1 @ a353)))
% 7.57/1.69         <= (~ ( (c1_1 @ a353)) & 
% 7.57/1.69             (![X0 : $i]: ( (c1_1 @ X0) |  (c0_1 @ X0) |  (c2_1 @ X0))))),
% 7.57/1.69      inference('s_sup-', [status(thm)], [zip_derived_cl488, zip_derived_cl401])).
% 7.57/1.69  thf(zip_derived_cl3472, plain, (( (c2_1 @ a353)) <= (( (c2_1 @ a353)))),
% 7.57/1.69      inference('split', [status(esa)], [zip_derived_cl1085])).
% 7.57/1.69  thf(clause190, conjecture,
% 7.57/1.69    (~( ( c3_1 @ W ) | ( c2_1 @ W ) | ( c0_1 @ W ) | ( c0_1 @ V ) | 
% 7.57/1.69        ( c3_1 @ U ) | ( c2_1 @ U ) | ( ~( c3_1 @ V ) ) | ( ~( c2_1 @ V ) ) | 
% 7.57/1.69        ( ~( ndr1_0 ) ) | ( ~( c1_1 @ U ) ) ))).
% 7.57/1.69  thf(zf_stmt_63, negated_conjecture,
% 7.57/1.69    (( c3_1 @ W ) | ( c2_1 @ W ) | ( c0_1 @ W ) | ( c0_1 @ V ) | 
% 7.57/1.69     ( c3_1 @ U ) | ( c2_1 @ U ) | ( ~( c3_1 @ V ) ) | ( ~( c2_1 @ V ) ) | 
% 7.57/1.69     ( ~( ndr1_0 ) ) | ( ~( c1_1 @ U ) )),
% 7.57/1.69    inference('cnf.neg', [status(esa)], [clause190])).
% 7.57/1.69  thf(zip_derived_cl189, plain,
% 7.57/1.69      (![X0 : $i, X1 : $i, X2 : $i]:
% 7.57/1.69         ( (c3_1 @ X0)
% 7.57/1.69          |  (c2_1 @ X0)
% 7.57/1.69          |  (c0_1 @ X0)
% 7.57/1.69          |  (c0_1 @ X1)
% 7.57/1.69          |  (c3_1 @ X2)
% 7.57/1.69          |  (c2_1 @ X2)
% 7.57/1.69          | ~ (c3_1 @ X1)
% 7.57/1.69          | ~ (c2_1 @ X1)
% 7.57/1.69          | ~ (ndr1_0)
% 7.57/1.69          | ~ (c1_1 @ X2))),
% 7.57/1.69      inference('cnf', [status(esa)], [zf_stmt_63])).
% 7.57/1.69  thf(zip_derived_cl683, plain,
% 7.57/1.69      ((![X1 : $i]: (~ (c3_1 @ X1) |  (c0_1 @ X1) | ~ (c2_1 @ X1)))
% 7.57/1.69         <= ((![X1 : $i]: (~ (c3_1 @ X1) |  (c0_1 @ X1) | ~ (c2_1 @ X1))))),
% 7.57/1.69      inference('split', [status(esa)], [zip_derived_cl189])).
% 7.57/1.69  thf(zip_derived_cl3488, plain,
% 7.57/1.69      (((~ (c3_1 @ a353) |  (c0_1 @ a353)))
% 7.57/1.69         <= ((![X1 : $i]: (~ (c3_1 @ X1) |  (c0_1 @ X1) | ~ (c2_1 @ X1))) & 
% 7.57/1.69             ( (c2_1 @ a353)))),
% 7.57/1.69      inference('s_sup-', [status(thm)],
% 7.57/1.69                [zip_derived_cl3472, zip_derived_cl683])).
% 7.57/1.69  thf('64', plain,
% 7.57/1.69      (~ (![X1 : $i]: (~ (c3_1 @ X1) |  (c0_1 @ X1) | ~ (c2_1 @ X1))) | 
% 7.57/1.69       ~ ( (c2_1 @ a353)) | ( (c0_1 @ a353)) | ~ ( (c3_1 @ a353))),
% 7.57/1.69      inference('split', [status(esa)], [zip_derived_cl3488])).
% 7.57/1.69  thf(clause150, conjecture,
% 7.57/1.69    (~( ( hskp2 ) | ( hskp30 ) | ( c2_1 @ U ) | ( c1_1 @ U ) | 
% 7.57/1.69        ( ~( ndr1_0 ) ) | ( ~( c3_1 @ U ) ) ))).
% 7.57/1.69  thf(zf_stmt_64, negated_conjecture,
% 7.57/1.69    (( hskp2 ) | ( hskp30 ) | ( c2_1 @ U ) | ( c1_1 @ U ) | ( ~( ndr1_0 ) ) | 
% 7.57/1.69     ( ~( c3_1 @ U ) )),
% 7.57/1.69    inference('cnf.neg', [status(esa)], [clause150])).
% 7.57/1.69  thf(zip_derived_cl149, plain,
% 7.57/1.69      (![X0 : $i]:
% 7.57/1.69         ( (hskp2)
% 7.57/1.69          |  (hskp30)
% 7.57/1.69          |  (c2_1 @ X0)
% 7.57/1.69          |  (c1_1 @ X0)
% 7.57/1.69          | ~ (ndr1_0)
% 7.57/1.69          | ~ (c3_1 @ X0))),
% 7.57/1.69      inference('cnf', [status(esa)], [zf_stmt_64])).
% 7.57/1.69  thf(zip_derived_cl524, plain,
% 7.57/1.69      ((![X0 : $i]: (~ (c3_1 @ X0) |  (c1_1 @ X0) |  (c2_1 @ X0)))
% 7.57/1.69         <= ((![X0 : $i]: (~ (c3_1 @ X0) |  (c1_1 @ X0) |  (c2_1 @ X0))))),
% 7.57/1.69      inference('split', [status(esa)], [zip_derived_cl149])).
% 7.57/1.69  thf(zip_derived_cl401, plain, ((~ (c1_1 @ a353)) <= (~ ( (c1_1 @ a353)))),
% 7.57/1.69      inference('split', [status(esa)], [zip_derived_cl97])).
% 7.57/1.69  thf(zip_derived_cl1843, plain,
% 7.57/1.69      ((( (c2_1 @ a353) | ~ (c3_1 @ a353)))
% 7.57/1.69         <= (~ ( (c1_1 @ a353)) & 
% 7.57/1.69             (![X0 : $i]: (~ (c3_1 @ X0) |  (c1_1 @ X0) |  (c2_1 @ X0))))),
% 7.57/1.69      inference('s_sup-', [status(thm)], [zip_derived_cl524, zip_derived_cl401])).
% 7.57/1.69  thf('65', plain,
% 7.57/1.69      (( (c2_1 @ a353)) | ( (c1_1 @ a353)) | 
% 7.57/1.69       ~ (![X0 : $i]: (~ (c3_1 @ X0) |  (c1_1 @ X0) |  (c2_1 @ X0))) | 
% 7.57/1.69       ~ ( (c3_1 @ a353))),
% 7.57/1.69      inference('split', [status(esa)], [zip_derived_cl1843])).
% 7.57/1.69  thf(zip_derived_cl667, plain,
% 7.57/1.69      ((![X0 : $i]: (~ (c3_1 @ X0) |  (c1_1 @ X0) | ~ (c2_1 @ X0)))
% 7.57/1.69         <= ((![X0 : $i]: (~ (c3_1 @ X0) |  (c1_1 @ X0) | ~ (c2_1 @ X0))))),
% 7.57/1.69      inference('split', [status(esa)], [zip_derived_cl185])).
% 7.57/1.69  thf(zip_derived_cl401, plain, ((~ (c1_1 @ a353)) <= (~ ( (c1_1 @ a353)))),
% 7.57/1.69      inference('split', [status(esa)], [zip_derived_cl97])).
% 7.57/1.69  thf(zip_derived_cl1710, plain,
% 7.57/1.69      (((~ (c2_1 @ a353) | ~ (c3_1 @ a353)))
% 7.57/1.69         <= (~ ( (c1_1 @ a353)) & 
% 7.57/1.69             (![X0 : $i]: (~ (c3_1 @ X0) |  (c1_1 @ X0) | ~ (c2_1 @ X0))))),
% 7.57/1.69      inference('s_sup-', [status(thm)], [zip_derived_cl667, zip_derived_cl401])).
% 7.57/1.69  thf('66', plain,
% 7.57/1.69      (~ (![X0 : $i]: (~ (c3_1 @ X0) |  (c1_1 @ X0) | ~ (c2_1 @ X0))) | 
% 7.57/1.69       ~ ( (c2_1 @ a353)) | ( (c1_1 @ a353)) | ~ ( (c3_1 @ a353))),
% 7.57/1.69      inference('split', [status(esa)], [zip_derived_cl1710])).
% 7.57/1.69  thf(zip_derived_cl555, plain,
% 7.57/1.69      ((![X0 : $i]: ( (c1_1 @ X0) | ~ (c0_1 @ X0) | ~ (c2_1 @ X0)))
% 7.57/1.69         <= ((![X0 : $i]: ( (c1_1 @ X0) | ~ (c0_1 @ X0) | ~ (c2_1 @ X0))))),
% 7.57/1.69      inference('split', [status(esa)], [zip_derived_cl157])).
% 7.57/1.69  thf(zip_derived_cl401, plain, ((~ (c1_1 @ a353)) <= (~ ( (c1_1 @ a353)))),
% 7.57/1.69      inference('split', [status(esa)], [zip_derived_cl97])).
% 7.57/1.69  thf(zip_derived_cl1482, plain,
% 7.57/1.69      (((~ (c2_1 @ a353) | ~ (c0_1 @ a353)))
% 7.57/1.69         <= (~ ( (c1_1 @ a353)) & 
% 7.57/1.69             (![X0 : $i]: ( (c1_1 @ X0) | ~ (c0_1 @ X0) | ~ (c2_1 @ X0))))),
% 7.57/1.69      inference('s_sup-', [status(thm)], [zip_derived_cl555, zip_derived_cl401])).
% 7.57/1.69  thf(zip_derived_cl1656, plain, ((~ (c2_1 @ a353)) <= (~ ( (c2_1 @ a353)))),
% 7.57/1.69      inference('split', [status(esa)], [zip_derived_cl1482])).
% 7.57/1.69  thf(zip_derived_cl508, plain,
% 7.57/1.69      ((![X0 : $i]: (~ (c3_1 @ X0) |  (c0_1 @ X0) |  (c2_1 @ X0)))
% 7.57/1.69         <= ((![X0 : $i]: (~ (c3_1 @ X0) |  (c0_1 @ X0) |  (c2_1 @ X0))))),
% 7.57/1.69      inference('split', [status(esa)], [zip_derived_cl145])).
% 7.57/1.69  thf(zip_derived_cl1658, plain,
% 7.57/1.69      (((~ (c3_1 @ a353) |  (c0_1 @ a353)))
% 7.57/1.69         <= (~ ( (c2_1 @ a353)) & 
% 7.57/1.69             (![X0 : $i]: (~ (c3_1 @ X0) |  (c0_1 @ X0) |  (c2_1 @ X0))))),
% 7.57/1.69      inference('s_sup+', [status(thm)],
% 7.57/1.69                [zip_derived_cl1656, zip_derived_cl508])).
% 7.57/1.69  thf('67', plain,
% 7.57/1.69      (~ (![X0 : $i]: (~ (c3_1 @ X0) |  (c0_1 @ X0) |  (c2_1 @ X0))) | 
% 7.57/1.69       ( (c2_1 @ a353)) | ( (c0_1 @ a353)) | ~ ( (c3_1 @ a353))),
% 7.57/1.69      inference('split', [status(esa)], [zip_derived_cl1658])).
% 7.57/1.69  thf(clause57, conjecture, (~( ( c3_1 @ a353 ) | ( ~( hskp25 ) ) ))).
% 7.57/1.69  thf(zf_stmt_65, negated_conjecture, (( c3_1 @ a353 ) | ( ~( hskp25 ) )),
% 7.57/1.69    inference('cnf.neg', [status(esa)], [clause57])).
% 7.57/1.69  thf(zip_derived_cl56, plain, (( (c3_1 @ a353) | ~ (hskp25))),
% 7.57/1.69      inference('cnf', [status(esa)], [zf_stmt_65])).
% 7.57/1.69  thf('68', plain, (( (c3_1 @ a353)) | ~ ( (hskp25))),
% 7.57/1.69      inference('split', [status(esa)], [zip_derived_cl56])).
% 7.57/1.69  thf(clause97, conjecture, (~( ( ~( hskp25 ) ) | ( ~( c0_1 @ a353 ) ) ))).
% 7.57/1.69  thf(zf_stmt_66, negated_conjecture, (( ~( hskp25 ) ) | ( ~( c0_1 @ a353 ) )),
% 7.57/1.69    inference('cnf.neg', [status(esa)], [clause97])).
% 7.57/1.69  thf(zip_derived_cl96, plain, ((~ (hskp25) | ~ (c0_1 @ a353))),
% 7.57/1.69      inference('cnf', [status(esa)], [zf_stmt_66])).
% 7.57/1.69  thf('69', plain, (~ ( (c0_1 @ a353)) | ~ ( (hskp25))),
% 7.57/1.69      inference('split', [status(esa)], [zip_derived_cl96])).
% 7.57/1.69  thf('70', plain, (~ ( (c1_1 @ a353)) | ~ ( (hskp25))),
% 7.57/1.69      inference('split', [status(esa)], [zip_derived_cl97])).
% 7.57/1.69  thf(clause168, conjecture,
% 7.57/1.69    (~( ( hskp25 ) | ( hskp11 ) | ( ~( ndr1_0 ) ) | ( ~( c3_1 @ U ) ) | 
% 7.57/1.69        ( ~( c2_1 @ U ) ) | ( ~( c0_1 @ U ) ) ))).
% 7.57/1.69  thf(zf_stmt_67, negated_conjecture,
% 7.57/1.69    (( hskp25 ) | ( hskp11 ) | ( ~( ndr1_0 ) ) | ( ~( c3_1 @ U ) ) | 
% 7.57/1.69     ( ~( c2_1 @ U ) ) | ( ~( c0_1 @ U ) )),
% 7.57/1.69    inference('cnf.neg', [status(esa)], [clause168])).
% 7.57/1.69  thf(zip_derived_cl167, plain,
% 7.57/1.69      (![X0 : $i]:
% 7.57/1.69         ( (hskp25)
% 7.57/1.69          |  (hskp11)
% 7.57/1.69          | ~ (ndr1_0)
% 7.57/1.69          | ~ (c3_1 @ X0)
% 7.57/1.69          | ~ (c2_1 @ X0)
% 7.57/1.69          | ~ (c0_1 @ X0))),
% 7.57/1.69      inference('cnf', [status(esa)], [zf_stmt_67])).
% 7.57/1.69  thf('71', plain,
% 7.57/1.69      (( (hskp25)) | ( (hskp11)) | ~ ( (ndr1_0)) | 
% 7.57/1.69       (![X0 : $i]: (~ (c3_1 @ X0) | ~ (c0_1 @ X0) | ~ (c2_1 @ X0)))),
% 7.57/1.69      inference('split', [status(esa)], [zip_derived_cl167])).
% 7.57/1.69  thf(clause184, conjecture,
% 7.57/1.69    (~( ( hskp7 ) | ( c1_1 @ V ) | ( c3_1 @ U ) | ( ~( c2_1 @ V ) ) | 
% 7.57/1.69        ( ~( c0_1 @ V ) ) | ( ~( ndr1_0 ) ) | ( ~( c1_1 @ U ) ) | 
% 7.57/1.69        ( ~( c0_1 @ U ) ) ))).
% 7.57/1.69  thf(zf_stmt_68, negated_conjecture,
% 7.57/1.69    (( hskp7 ) | ( c1_1 @ V ) | ( c3_1 @ U ) | ( ~( c2_1 @ V ) ) | 
% 7.57/1.69     ( ~( c0_1 @ V ) ) | ( ~( ndr1_0 ) ) | ( ~( c1_1 @ U ) ) | 
% 7.57/1.69     ( ~( c0_1 @ U ) )),
% 7.57/1.69    inference('cnf.neg', [status(esa)], [clause184])).
% 7.57/1.69  thf(zip_derived_cl183, plain,
% 7.57/1.69      (![X0 : $i, X1 : $i]:
% 7.57/1.69         ( (hskp7)
% 7.57/1.69          |  (c1_1 @ X0)
% 7.57/1.69          |  (c3_1 @ X1)
% 7.57/1.69          | ~ (c2_1 @ X0)
% 7.57/1.69          | ~ (c0_1 @ X0)
% 7.57/1.69          | ~ (ndr1_0)
% 7.57/1.69          | ~ (c1_1 @ X1)
% 7.57/1.69          | ~ (c0_1 @ X1))),
% 7.57/1.69      inference('cnf', [status(esa)], [zf_stmt_68])).
% 7.57/1.69  thf(zip_derived_cl658, plain,
% 7.57/1.69      ((![X1 : $i]: ( (c3_1 @ X1) | ~ (c1_1 @ X1) | ~ (c0_1 @ X1)))
% 7.57/1.69         <= ((![X1 : $i]: ( (c3_1 @ X1) | ~ (c1_1 @ X1) | ~ (c0_1 @ X1))))),
% 7.57/1.69      inference('split', [status(esa)], [zip_derived_cl183])).
% 7.57/1.69  thf(clause67, conjecture, (~( ( c1_1 @ a311 ) | ( ~( hskp15 ) ) ))).
% 7.57/1.69  thf(zf_stmt_69, negated_conjecture, (( c1_1 @ a311 ) | ( ~( hskp15 ) )),
% 7.57/1.69    inference('cnf.neg', [status(esa)], [clause67])).
% 7.57/1.69  thf(zip_derived_cl66, plain, (( (c1_1 @ a311) | ~ (hskp15))),
% 7.57/1.69      inference('cnf', [status(esa)], [zf_stmt_69])).
% 7.57/1.69  thf(zip_derived_cl339, plain, (( (c1_1 @ a311)) <= (( (c1_1 @ a311)))),
% 7.57/1.69      inference('split', [status(esa)], [zip_derived_cl66])).
% 7.57/1.69  thf(zip_derived_cl1280, plain,
% 7.57/1.69      (((~ (c0_1 @ a311) |  (c3_1 @ a311)))
% 7.57/1.69         <= (( (c1_1 @ a311)) & 
% 7.57/1.69             (![X1 : $i]: ( (c3_1 @ X1) | ~ (c1_1 @ X1) | ~ (c0_1 @ X1))))),
% 7.57/1.69      inference('s_sup+', [status(thm)], [zip_derived_cl658, zip_derived_cl339])).
% 7.57/1.69  thf('72', plain,
% 7.57/1.69      (( (c3_1 @ a311)) | ~ ( (c1_1 @ a311)) | 
% 7.57/1.69       ~ (![X1 : $i]: ( (c3_1 @ X1) | ~ (c1_1 @ X1) | ~ (c0_1 @ X1))) | 
% 7.57/1.69       ~ ( (c0_1 @ a311))),
% 7.57/1.69      inference('split', [status(esa)], [zip_derived_cl1280])).
% 7.57/1.69  thf(zip_derived_cl504, plain,
% 7.57/1.69      ((![X0 : $i]: (~ (c1_1 @ X0) |  (c0_1 @ X0) |  (c2_1 @ X0)))
% 7.57/1.69         <= ((![X0 : $i]: (~ (c1_1 @ X0) |  (c0_1 @ X0) |  (c2_1 @ X0))))),
% 7.57/1.69      inference('split', [status(esa)], [zip_derived_cl144])).
% 7.57/1.69  thf(zip_derived_cl321, plain, (( (c1_1 @ a341)) <= (( (c1_1 @ a341)))),
% 7.57/1.69      inference('split', [status(esa)], [zip_derived_cl57])).
% 7.57/1.69  thf(zip_derived_cl1364, plain,
% 7.57/1.69      ((( (c2_1 @ a341) |  (c0_1 @ a341)))
% 7.57/1.69         <= (( (c1_1 @ a341)) & 
% 7.57/1.69             (![X0 : $i]: (~ (c1_1 @ X0) |  (c0_1 @ X0) |  (c2_1 @ X0))))),
% 7.57/1.69      inference('s_sup+', [status(thm)], [zip_derived_cl504, zip_derived_cl321])).
% 7.57/1.69  thf('73', plain,
% 7.57/1.69      (( (c2_1 @ a341)) | 
% 7.57/1.69       ~ (![X0 : $i]: (~ (c1_1 @ X0) |  (c0_1 @ X0) |  (c2_1 @ X0))) | 
% 7.57/1.69       ~ ( (c1_1 @ a341)) | ( (c0_1 @ a341))),
% 7.57/1.69      inference('split', [status(esa)], [zip_derived_cl1364])).
% 7.57/1.69  thf(clause44, conjecture, (~( ( c0_1 @ a367 ) | ( ~( hskp31 ) ) ))).
% 7.57/1.69  thf(zf_stmt_70, negated_conjecture, (( c0_1 @ a367 ) | ( ~( hskp31 ) )),
% 7.57/1.69    inference('cnf.neg', [status(esa)], [clause44])).
% 7.57/1.69  thf(zip_derived_cl43, plain, (( (c0_1 @ a367) | ~ (hskp31))),
% 7.57/1.69      inference('cnf', [status(esa)], [zf_stmt_70])).
% 7.57/1.69  thf('74', plain, (( (c0_1 @ a367)) | ~ ( (hskp31))),
% 7.57/1.69      inference('split', [status(esa)], [zip_derived_cl43])).
% 7.57/1.69  thf(clause45, conjecture, (~( ( c1_1 @ a367 ) | ( ~( hskp31 ) ) ))).
% 7.57/1.69  thf(zf_stmt_71, negated_conjecture, (( c1_1 @ a367 ) | ( ~( hskp31 ) )),
% 7.57/1.69    inference('cnf.neg', [status(esa)], [clause45])).
% 7.57/1.69  thf(zip_derived_cl44, plain, (( (c1_1 @ a367) | ~ (hskp31))),
% 7.57/1.69      inference('cnf', [status(esa)], [zf_stmt_71])).
% 7.57/1.69  thf('75', plain, (( (c1_1 @ a367)) | ~ ( (hskp31))),
% 7.57/1.69      inference('split', [status(esa)], [zip_derived_cl44])).
% 7.57/1.69  thf(clause46, conjecture, (~( ( c2_1 @ a367 ) | ( ~( hskp31 ) ) ))).
% 7.57/1.69  thf(zf_stmt_72, negated_conjecture, (( c2_1 @ a367 ) | ( ~( hskp31 ) )),
% 7.57/1.69    inference('cnf.neg', [status(esa)], [clause46])).
% 7.57/1.69  thf(zip_derived_cl45, plain, (( (c2_1 @ a367) | ~ (hskp31))),
% 7.57/1.69      inference('cnf', [status(esa)], [zf_stmt_72])).
% 7.57/1.69  thf('76', plain, (( (c2_1 @ a367)) | ~ ( (hskp31))),
% 7.57/1.69      inference('split', [status(esa)], [zip_derived_cl45])).
% 7.57/1.69  thf(zip_derived_cl295, plain, (( (c1_1 @ a367)) <= (( (c1_1 @ a367)))),
% 7.57/1.69      inference('split', [status(esa)], [zip_derived_cl44])).
% 7.57/1.69  thf(zip_derived_cl579, plain,
% 7.57/1.69      ((![X0 : $i]: (~ (c1_1 @ X0) | ~ (c0_1 @ X0) | ~ (c2_1 @ X0)))
% 7.57/1.69         <= ((![X0 : $i]: (~ (c1_1 @ X0) | ~ (c0_1 @ X0) | ~ (c2_1 @ X0))))),
% 7.57/1.69      inference('split', [status(esa)], [zip_derived_cl163])).
% 7.57/1.69  thf(zip_derived_cl737, plain,
% 7.57/1.69      (((~ (c0_1 @ a367) | ~ (c2_1 @ a367)))
% 7.57/1.69         <= (( (c1_1 @ a367)) & 
% 7.57/1.69             (![X0 : $i]: (~ (c1_1 @ X0) | ~ (c0_1 @ X0) | ~ (c2_1 @ X0))))),
% 7.57/1.69      inference('s_sup-', [status(thm)], [zip_derived_cl295, zip_derived_cl579])).
% 7.57/1.69  thf('77', plain,
% 7.57/1.69      (~ ( (c1_1 @ a367)) | ~ ( (c2_1 @ a367)) | 
% 7.57/1.69       ~ (![X0 : $i]: (~ (c1_1 @ X0) | ~ (c0_1 @ X0) | ~ (c2_1 @ X0))) | 
% 7.57/1.69       ~ ( (c0_1 @ a367))),
% 7.57/1.69      inference('split', [status(esa)], [zip_derived_cl737])).
% 7.57/1.69  thf('78', plain, (( (c1_1 @ a311)) | ~ ( (hskp15))),
% 7.57/1.69      inference('split', [status(esa)], [zip_derived_cl66])).
% 7.57/1.69  thf(zip_derived_cl339, plain, (( (c1_1 @ a311)) <= (( (c1_1 @ a311)))),
% 7.57/1.69      inference('split', [status(esa)], [zip_derived_cl66])).
% 7.57/1.69  thf(zip_derived_cl579, plain,
% 7.57/1.69      ((![X0 : $i]: (~ (c1_1 @ X0) | ~ (c0_1 @ X0) | ~ (c2_1 @ X0)))
% 7.57/1.69         <= ((![X0 : $i]: (~ (c1_1 @ X0) | ~ (c0_1 @ X0) | ~ (c2_1 @ X0))))),
% 7.57/1.69      inference('split', [status(esa)], [zip_derived_cl163])).
% 7.57/1.69  thf(zip_derived_cl860, plain,
% 7.57/1.69      (((~ (c0_1 @ a311) | ~ (c2_1 @ a311)))
% 7.57/1.69         <= (( (c1_1 @ a311)) & 
% 7.57/1.69             (![X0 : $i]: (~ (c1_1 @ X0) | ~ (c0_1 @ X0) | ~ (c2_1 @ X0))))),
% 7.57/1.69      inference('s_sup-', [status(thm)], [zip_derived_cl339, zip_derived_cl579])).
% 7.57/1.69  thf('79', plain,
% 7.57/1.69      (~ ( (c1_1 @ a311)) | ~ ( (c2_1 @ a311)) | 
% 7.57/1.69       ~ (![X0 : $i]: (~ (c1_1 @ X0) | ~ (c0_1 @ X0) | ~ (c2_1 @ X0))) | 
% 7.57/1.69       ~ ( (c0_1 @ a311))),
% 7.57/1.69      inference('split', [status(esa)], [zip_derived_cl860])).
% 7.57/1.69  thf(zip_derived_cl555, plain,
% 7.57/1.69      ((![X0 : $i]: ( (c1_1 @ X0) | ~ (c0_1 @ X0) | ~ (c2_1 @ X0)))
% 7.57/1.69         <= ((![X0 : $i]: ( (c1_1 @ X0) | ~ (c0_1 @ X0) | ~ (c2_1 @ X0))))),
% 7.57/1.69      inference('split', [status(esa)], [zip_derived_cl157])).
% 7.57/1.69  thf(clause122, conjecture, (~( ( ~( hskp12 ) ) | ( ~( c1_1 @ a307 ) ) ))).
% 7.57/1.69  thf(zf_stmt_73, negated_conjecture, (( ~( hskp12 ) ) | ( ~( c1_1 @ a307 ) )),
% 7.57/1.69    inference('cnf.neg', [status(esa)], [clause122])).
% 7.57/1.69  thf(zip_derived_cl121, plain, ((~ (hskp12) | ~ (c1_1 @ a307))),
% 7.57/1.69      inference('cnf', [status(esa)], [zf_stmt_73])).
% 7.57/1.69  thf(zip_derived_cl449, plain, ((~ (c1_1 @ a307)) <= (~ ( (c1_1 @ a307)))),
% 7.57/1.69      inference('split', [status(esa)], [zip_derived_cl121])).
% 7.57/1.69  thf(zip_derived_cl1485, plain,
% 7.57/1.69      (((~ (c2_1 @ a307) | ~ (c0_1 @ a307)))
% 7.57/1.69         <= (~ ( (c1_1 @ a307)) & 
% 7.57/1.69             (![X0 : $i]: ( (c1_1 @ X0) | ~ (c0_1 @ X0) | ~ (c2_1 @ X0))))),
% 7.57/1.69      inference('s_sup-', [status(thm)], [zip_derived_cl555, zip_derived_cl449])).
% 7.57/1.69  thf('80', plain,
% 7.57/1.69      (~ (![X0 : $i]: ( (c1_1 @ X0) | ~ (c0_1 @ X0) | ~ (c2_1 @ X0))) | 
% 7.57/1.69       ~ ( (c0_1 @ a307)) | ( (c1_1 @ a307)) | ~ ( (c2_1 @ a307))),
% 7.57/1.69      inference('split', [status(esa)], [zip_derived_cl1485])).
% 7.57/1.69  thf(zip_derived_cl485, plain,
% 7.57/1.69      ((![X0 : $i]: ( (c3_1 @ X0) |  (c1_1 @ X0) |  (c0_1 @ X0)))
% 7.57/1.69         <= ((![X0 : $i]: ( (c3_1 @ X0) |  (c1_1 @ X0) |  (c0_1 @ X0))))),
% 7.57/1.69      inference('split', [status(esa)], [zip_derived_cl139])).
% 7.57/1.69  thf(zip_derived_cl449, plain, ((~ (c1_1 @ a307)) <= (~ ( (c1_1 @ a307)))),
% 7.57/1.69      inference('split', [status(esa)], [zip_derived_cl121])).
% 7.57/1.69  thf(zip_derived_cl972, plain,
% 7.57/1.69      ((( (c0_1 @ a307) |  (c3_1 @ a307)))
% 7.57/1.69         <= (~ ( (c1_1 @ a307)) & 
% 7.57/1.69             (![X0 : $i]: ( (c3_1 @ X0) |  (c1_1 @ X0) |  (c0_1 @ X0))))),
% 7.57/1.69      inference('s_sup-', [status(thm)], [zip_derived_cl485, zip_derived_cl449])).
% 7.57/1.69  thf('81', plain,
% 7.57/1.69      (( (c0_1 @ a307)) | ( (c1_1 @ a307)) | 
% 7.57/1.69       ~ (![X0 : $i]: ( (c3_1 @ X0) |  (c1_1 @ X0) |  (c0_1 @ X0))) | 
% 7.57/1.69       ( (c3_1 @ a307))),
% 7.57/1.69      inference('split', [status(esa)], [zip_derived_cl972])).
% 7.57/1.69  thf(zip_derived_cl539, plain,
% 7.57/1.69      ((![X0 : $i]: (~ (c1_1 @ X0) |  (c0_1 @ X0) | ~ (c2_1 @ X0)))
% 7.57/1.69         <= ((![X0 : $i]: (~ (c1_1 @ X0) |  (c0_1 @ X0) | ~ (c2_1 @ X0))))),
% 7.57/1.69      inference('split', [status(esa)], [zip_derived_cl153])).
% 7.57/1.69  thf(zip_derived_cl349, plain, (( (c1_1 @ a306)) <= (( (c1_1 @ a306)))),
% 7.57/1.69      inference('split', [status(esa)], [zip_derived_cl71])).
% 7.57/1.69  thf(zip_derived_cl1020, plain,
% 7.57/1.69      (((~ (c2_1 @ a306) |  (c0_1 @ a306)))
% 7.57/1.69         <= (( (c1_1 @ a306)) & 
% 7.57/1.69             (![X0 : $i]: (~ (c1_1 @ X0) |  (c0_1 @ X0) | ~ (c2_1 @ X0))))),
% 7.57/1.69      inference('s_sup+', [status(thm)], [zip_derived_cl539, zip_derived_cl349])).
% 7.57/1.69  thf('82', plain,
% 7.57/1.69      (( (c0_1 @ a306)) | ~ ( (c1_1 @ a306)) | 
% 7.57/1.69       ~ (![X0 : $i]: (~ (c1_1 @ X0) |  (c0_1 @ X0) | ~ (c2_1 @ X0))) | 
% 7.57/1.69       ~ ( (c2_1 @ a306))),
% 7.57/1.69      inference('split', [status(esa)], [zip_derived_cl1020])).
% 7.57/1.69  thf(clause61, conjecture, (~( ( c3_1 @ a330 ) | ( ~( hskp21 ) ) ))).
% 7.57/1.69  thf(zf_stmt_74, negated_conjecture, (( c3_1 @ a330 ) | ( ~( hskp21 ) )),
% 7.57/1.69    inference('cnf.neg', [status(esa)], [clause61])).
% 7.57/1.69  thf(zip_derived_cl60, plain, (( (c3_1 @ a330) | ~ (hskp21))),
% 7.57/1.69      inference('cnf', [status(esa)], [zf_stmt_74])).
% 7.57/1.69  thf('83', plain, (( (c3_1 @ a330)) | ~ ( (hskp21))),
% 7.57/1.69      inference('split', [status(esa)], [zip_derived_cl60])).
% 7.57/1.69  thf(clause105, conjecture, (~( ( ~( hskp21 ) ) | ( ~( c0_1 @ a330 ) ) ))).
% 7.57/1.69  thf(zf_stmt_75, negated_conjecture, (( ~( hskp21 ) ) | ( ~( c0_1 @ a330 ) )),
% 7.57/1.69    inference('cnf.neg', [status(esa)], [clause105])).
% 7.57/1.69  thf(zip_derived_cl104, plain, ((~ (hskp21) | ~ (c0_1 @ a330))),
% 7.57/1.69      inference('cnf', [status(esa)], [zf_stmt_75])).
% 7.57/1.69  thf('84', plain, (~ ( (c0_1 @ a330)) | ~ ( (hskp21))),
% 7.57/1.69      inference('split', [status(esa)], [zip_derived_cl104])).
% 7.57/1.69  thf(clause106, conjecture, (~( ( ~( hskp21 ) ) | ( ~( c2_1 @ a330 ) ) ))).
% 7.57/1.69  thf(zf_stmt_76, negated_conjecture, (( ~( hskp21 ) ) | ( ~( c2_1 @ a330 ) )),
% 7.57/1.69    inference('cnf.neg', [status(esa)], [clause106])).
% 7.57/1.69  thf(zip_derived_cl105, plain, ((~ (hskp21) | ~ (c2_1 @ a330))),
% 7.57/1.69      inference('cnf', [status(esa)], [zf_stmt_76])).
% 7.57/1.69  thf('85', plain, (~ ( (c2_1 @ a330)) | ~ ( (hskp21))),
% 7.57/1.69      inference('split', [status(esa)], [zip_derived_cl105])).
% 7.57/1.69  thf(zip_derived_cl508, plain,
% 7.57/1.69      ((![X0 : $i]: (~ (c3_1 @ X0) |  (c0_1 @ X0) |  (c2_1 @ X0)))
% 7.57/1.69         <= ((![X0 : $i]: (~ (c3_1 @ X0) |  (c0_1 @ X0) |  (c2_1 @ X0))))),
% 7.57/1.69      inference('split', [status(esa)], [zip_derived_cl145])).
% 7.57/1.69  thf(zip_derived_cl417, plain, ((~ (c2_1 @ a330)) <= (~ ( (c2_1 @ a330)))),
% 7.57/1.69      inference('split', [status(esa)], [zip_derived_cl105])).
% 7.57/1.69  thf(zip_derived_cl1441, plain,
% 7.57/1.69      ((( (c0_1 @ a330) | ~ (c3_1 @ a330)))
% 7.57/1.69         <= (~ ( (c2_1 @ a330)) & 
% 7.57/1.69             (![X0 : $i]: (~ (c3_1 @ X0) |  (c0_1 @ X0) |  (c2_1 @ X0))))),
% 7.57/1.69      inference('s_sup-', [status(thm)], [zip_derived_cl508, zip_derived_cl417])).
% 7.57/1.69  thf('86', plain,
% 7.57/1.69      (~ (![X0 : $i]: (~ (c3_1 @ X0) |  (c0_1 @ X0) |  (c2_1 @ X0))) | 
% 7.57/1.69       ( (c0_1 @ a330)) | ( (c2_1 @ a330)) | ~ ( (c3_1 @ a330))),
% 7.57/1.69      inference('split', [status(esa)], [zip_derived_cl1441])).
% 7.57/1.69  thf('87', plain,
% 7.57/1.69      (( (hskp23)) | 
% 7.57/1.69       (![X0 : $i]: (~ (c1_1 @ X0) | ~ (c0_1 @ X0) | ~ (c2_1 @ X0))) | 
% 7.57/1.69       ~ ( (ndr1_0))),
% 7.57/1.69      inference('split', [status(esa)], [zip_derived_cl163])).
% 7.57/1.69  thf(zip_derived_cl571, plain,
% 7.57/1.69      ((![X0 : $i]: (~ (c3_1 @ X0) | ~ (c0_1 @ X0) |  (c2_1 @ X0)))
% 7.57/1.69         <= ((![X0 : $i]: (~ (c3_1 @ X0) | ~ (c0_1 @ X0) |  (c2_1 @ X0))))),
% 7.57/1.69      inference('split', [status(esa)], [zip_derived_cl161])).
% 7.57/1.69  thf(zip_derived_cl301, plain, (( (c1_1 @ a332)) <= (( (c1_1 @ a332)))),
% 7.57/1.69      inference('split', [status(esa)], [zip_derived_cl47])).
% 7.57/1.69  thf(zip_derived_cl579, plain,
% 7.57/1.69      ((![X0 : $i]: (~ (c1_1 @ X0) | ~ (c0_1 @ X0) | ~ (c2_1 @ X0)))
% 7.57/1.69         <= ((![X0 : $i]: (~ (c1_1 @ X0) | ~ (c0_1 @ X0) | ~ (c2_1 @ X0))))),
% 7.57/1.69      inference('split', [status(esa)], [zip_derived_cl163])).
% 7.57/1.69  thf(zip_derived_cl757, plain,
% 7.57/1.69      (((~ (c0_1 @ a332) | ~ (c2_1 @ a332)))
% 7.57/1.69         <= (( (c1_1 @ a332)) & 
% 7.57/1.69             (![X0 : $i]: (~ (c1_1 @ X0) | ~ (c0_1 @ X0) | ~ (c2_1 @ X0))))),
% 7.57/1.69      inference('s_sup-', [status(thm)], [zip_derived_cl301, zip_derived_cl579])).
% 7.57/1.69  thf(zip_derived_cl761, plain, ((~ (c2_1 @ a332)) <= (~ ( (c2_1 @ a332)))),
% 7.57/1.69      inference('split', [status(esa)], [zip_derived_cl757])).
% 7.57/1.69  thf(zip_derived_cl1614, plain,
% 7.57/1.69      (((~ (c0_1 @ a332) | ~ (c3_1 @ a332)))
% 7.57/1.69         <= (~ ( (c2_1 @ a332)) & 
% 7.57/1.69             (![X0 : $i]: (~ (c3_1 @ X0) | ~ (c0_1 @ X0) |  (c2_1 @ X0))))),
% 7.57/1.69      inference('s_sup-', [status(thm)], [zip_derived_cl571, zip_derived_cl761])).
% 7.57/1.69  thf('88', plain,
% 7.57/1.69      (( (c2_1 @ a332)) | 
% 7.57/1.69       ~ (![X0 : $i]: (~ (c3_1 @ X0) | ~ (c0_1 @ X0) |  (c2_1 @ X0))) | 
% 7.57/1.69       ~ ( (c0_1 @ a332)) | ~ ( (c3_1 @ a332))),
% 7.57/1.69      inference('split', [status(esa)], [zip_derived_cl1614])).
% 7.57/1.69  thf(zip_derived_cl622, plain,
% 7.57/1.69      ((![X1 : $i]: ( (c3_1 @ X1) | ~ (c0_1 @ X1) |  (c2_1 @ X1)))
% 7.57/1.69         <= ((![X1 : $i]: ( (c3_1 @ X1) | ~ (c0_1 @ X1) |  (c2_1 @ X1))))),
% 7.57/1.69      inference('split', [status(esa)], [zip_derived_cl174])).
% 7.57/1.69  thf(zip_derived_cl555, plain,
% 7.57/1.69      ((![X0 : $i]: ( (c1_1 @ X0) | ~ (c0_1 @ X0) | ~ (c2_1 @ X0)))
% 7.57/1.69         <= ((![X0 : $i]: ( (c1_1 @ X0) | ~ (c0_1 @ X0) | ~ (c2_1 @ X0))))),
% 7.57/1.69      inference('split', [status(esa)], [zip_derived_cl157])).
% 7.57/1.69  thf(clause111, conjecture, (~( ( ~( hskp18 ) ) | ( ~( c1_1 @ a325 ) ) ))).
% 7.57/1.69  thf(zf_stmt_77, negated_conjecture, (( ~( hskp18 ) ) | ( ~( c1_1 @ a325 ) )),
% 7.57/1.69    inference('cnf.neg', [status(esa)], [clause111])).
% 7.57/1.69  thf(zip_derived_cl110, plain, ((~ (hskp18) | ~ (c1_1 @ a325))),
% 7.57/1.69      inference('cnf', [status(esa)], [zf_stmt_77])).
% 7.57/1.69  thf(zip_derived_cl427, plain, ((~ (c1_1 @ a325)) <= (~ ( (c1_1 @ a325)))),
% 7.57/1.69      inference('split', [status(esa)], [zip_derived_cl110])).
% 7.57/1.69  thf(zip_derived_cl1483, plain,
% 7.57/1.69      (((~ (c2_1 @ a325) | ~ (c0_1 @ a325)))
% 7.57/1.69         <= (~ ( (c1_1 @ a325)) & 
% 7.57/1.69             (![X0 : $i]: ( (c1_1 @ X0) | ~ (c0_1 @ X0) | ~ (c2_1 @ X0))))),
% 7.57/1.69      inference('s_sup-', [status(thm)], [zip_derived_cl555, zip_derived_cl427])).
% 7.57/1.69  thf(zip_derived_cl1691, plain, ((~ (c2_1 @ a325)) <= (~ ( (c2_1 @ a325)))),
% 7.57/1.69      inference('split', [status(esa)], [zip_derived_cl1483])).
% 7.57/1.69  thf(zip_derived_cl2136, plain,
% 7.57/1.69      (((~ (c0_1 @ a325) |  (c3_1 @ a325)))
% 7.57/1.69         <= (~ ( (c2_1 @ a325)) & 
% 7.57/1.69             (![X1 : $i]: ( (c3_1 @ X1) | ~ (c0_1 @ X1) |  (c2_1 @ X1))))),
% 7.57/1.69      inference('s_sup-', [status(thm)],
% 7.57/1.69                [zip_derived_cl622, zip_derived_cl1691])).
% 7.57/1.69  thf('89', plain,
% 7.57/1.69      (( (c2_1 @ a325)) | 
% 7.57/1.69       ~ (![X1 : $i]: ( (c3_1 @ X1) | ~ (c0_1 @ X1) |  (c2_1 @ X1))) | 
% 7.57/1.69       ( (c3_1 @ a325)) | ~ ( (c0_1 @ a325))),
% 7.57/1.69      inference('split', [status(esa)], [zip_derived_cl2136])).
% 7.57/1.69  thf(clause167, conjecture,
% 7.57/1.69    (~( ( hskp28 ) | ( hskp18 ) | ( ~( ndr1_0 ) ) | ( ~( c3_1 @ U ) ) | 
% 7.57/1.69        ( ~( c1_1 @ U ) ) | ( ~( c0_1 @ U ) ) ))).
% 7.57/1.69  thf(zf_stmt_78, negated_conjecture,
% 7.57/1.69    (( hskp28 ) | ( hskp18 ) | ( ~( ndr1_0 ) ) | ( ~( c3_1 @ U ) ) | 
% 7.57/1.69     ( ~( c1_1 @ U ) ) | ( ~( c0_1 @ U ) )),
% 7.57/1.69    inference('cnf.neg', [status(esa)], [clause167])).
% 7.57/1.69  thf(zip_derived_cl166, plain,
% 7.57/1.69      (![X0 : $i]:
% 7.57/1.69         ( (hskp28)
% 7.57/1.69          |  (hskp18)
% 7.57/1.69          | ~ (ndr1_0)
% 7.57/1.69          | ~ (c3_1 @ X0)
% 7.57/1.69          | ~ (c1_1 @ X0)
% 7.57/1.69          | ~ (c0_1 @ X0))),
% 7.57/1.69      inference('cnf', [status(esa)], [zf_stmt_78])).
% 7.57/1.69  thf('90', plain,
% 7.57/1.69      (( (hskp28)) | 
% 7.57/1.69       (![X0 : $i]: (~ (c3_1 @ X0) | ~ (c1_1 @ X0) | ~ (c0_1 @ X0))) | 
% 7.57/1.69       ( (hskp18)) | ~ ( (ndr1_0))),
% 7.57/1.69      inference('split', [status(esa)], [zip_derived_cl166])).
% 7.57/1.69  thf(zip_derived_cl488, plain,
% 7.57/1.69      ((![X0 : $i]: ( (c1_1 @ X0) |  (c0_1 @ X0) |  (c2_1 @ X0)))
% 7.57/1.69         <= ((![X0 : $i]: ( (c1_1 @ X0) |  (c0_1 @ X0) |  (c2_1 @ X0))))),
% 7.57/1.69      inference('split', [status(esa)], [zip_derived_cl140])).
% 7.57/1.69  thf(zip_derived_cl427, plain, ((~ (c1_1 @ a325)) <= (~ ( (c1_1 @ a325)))),
% 7.57/1.69      inference('split', [status(esa)], [zip_derived_cl110])).
% 7.57/1.69  thf(zip_derived_cl1086, plain,
% 7.57/1.69      ((( (c2_1 @ a325) |  (c0_1 @ a325)))
% 7.57/1.69         <= (~ ( (c1_1 @ a325)) & 
% 7.57/1.69             (![X0 : $i]: ( (c1_1 @ X0) |  (c0_1 @ X0) |  (c2_1 @ X0))))),
% 7.57/1.69      inference('s_sup-', [status(thm)], [zip_derived_cl488, zip_derived_cl427])).
% 7.57/1.69  thf(zip_derived_cl3498, plain, (( (c2_1 @ a325)) <= (( (c2_1 @ a325)))),
% 7.57/1.69      inference('split', [status(esa)], [zip_derived_cl1086])).
% 7.57/1.69  thf(zip_derived_cl536, plain,
% 7.57/1.69      ((![X0 : $i]: ( (c3_1 @ X0) | ~ (c0_1 @ X0) | ~ (c2_1 @ X0)))
% 7.57/1.69         <= ((![X0 : $i]: ( (c3_1 @ X0) | ~ (c0_1 @ X0) | ~ (c2_1 @ X0))))),
% 7.57/1.69      inference('split', [status(esa)], [zip_derived_cl152])).
% 7.57/1.69  thf(zip_derived_cl3501, plain,
% 7.57/1.69      ((( (c3_1 @ a325) | ~ (c0_1 @ a325)))
% 7.57/1.69         <= ((![X0 : $i]: ( (c3_1 @ X0) | ~ (c0_1 @ X0) | ~ (c2_1 @ X0))) & 
% 7.57/1.69             ( (c2_1 @ a325)))),
% 7.57/1.69      inference('s_sup-', [status(thm)],
% 7.57/1.69                [zip_derived_cl3498, zip_derived_cl536])).
% 7.57/1.69  thf('91', plain,
% 7.57/1.69      (~ ( (c2_1 @ a325)) | ~ ( (c0_1 @ a325)) | 
% 7.57/1.69       ~ (![X0 : $i]: ( (c3_1 @ X0) | ~ (c0_1 @ X0) | ~ (c2_1 @ X0))) | 
% 7.57/1.69       ( (c3_1 @ a325))),
% 7.57/1.69      inference('split', [status(esa)], [zip_derived_cl3501])).
% 7.57/1.69  thf(clause47, conjecture, (~( ( c0_1 @ a332 ) | ( ~( hskp30 ) ) ))).
% 7.57/1.69  thf(zf_stmt_79, negated_conjecture, (( c0_1 @ a332 ) | ( ~( hskp30 ) )),
% 7.57/1.69    inference('cnf.neg', [status(esa)], [clause47])).
% 7.57/1.69  thf(zip_derived_cl46, plain, (( (c0_1 @ a332) | ~ (hskp30))),
% 7.57/1.69      inference('cnf', [status(esa)], [zf_stmt_79])).
% 7.57/1.69  thf('92', plain, (( (c0_1 @ a332)) | ~ ( (hskp30))),
% 7.57/1.69      inference('split', [status(esa)], [zip_derived_cl46])).
% 7.57/1.69  thf('93', plain, (( (c1_1 @ a332)) | ~ ( (hskp30))),
% 7.57/1.69      inference('split', [status(esa)], [zip_derived_cl47])).
% 7.57/1.69  thf(clause49, conjecture, (~( ( c3_1 @ a332 ) | ( ~( hskp30 ) ) ))).
% 7.57/1.69  thf(zf_stmt_80, negated_conjecture, (( c3_1 @ a332 ) | ( ~( hskp30 ) )),
% 7.57/1.69    inference('cnf.neg', [status(esa)], [clause49])).
% 7.57/1.69  thf(zip_derived_cl48, plain, (( (c3_1 @ a332) | ~ (hskp30))),
% 7.57/1.69      inference('cnf', [status(esa)], [zf_stmt_80])).
% 7.57/1.69  thf('94', plain, (( (c3_1 @ a332)) | ~ ( (hskp30))),
% 7.57/1.69      inference('split', [status(esa)], [zip_derived_cl48])).
% 7.57/1.69  thf('95', plain,
% 7.57/1.69      (( (hskp30)) | ( (hskp2)) | 
% 7.57/1.69       (![X0 : $i]: (~ (c3_1 @ X0) |  (c1_1 @ X0) |  (c2_1 @ X0))) | 
% 7.57/1.69       ~ ( (ndr1_0))),
% 7.57/1.69      inference('split', [status(esa)], [zip_derived_cl149])).
% 7.57/1.69  thf(zip_derived_cl622, plain,
% 7.57/1.69      ((![X1 : $i]: ( (c3_1 @ X1) | ~ (c0_1 @ X1) |  (c2_1 @ X1)))
% 7.57/1.69         <= ((![X1 : $i]: ( (c3_1 @ X1) | ~ (c0_1 @ X1) |  (c2_1 @ X1))))),
% 7.57/1.69      inference('split', [status(esa)], [zip_derived_cl174])).
% 7.57/1.69  thf(zip_derived_cl944, plain, ((~ (c2_1 @ a311)) <= (~ ( (c2_1 @ a311)))),
% 7.57/1.69      inference('split', [status(esa)], [zip_derived_cl860])).
% 7.57/1.69  thf(zip_derived_cl2137, plain,
% 7.57/1.69      (((~ (c0_1 @ a311) |  (c3_1 @ a311)))
% 7.57/1.69         <= (~ ( (c2_1 @ a311)) & 
% 7.57/1.69             (![X1 : $i]: ( (c3_1 @ X1) | ~ (c0_1 @ X1) |  (c2_1 @ X1))))),
% 7.57/1.69      inference('s_sup-', [status(thm)], [zip_derived_cl622, zip_derived_cl944])).
% 7.57/1.69  thf('96', plain,
% 7.57/1.69      (~ (![X1 : $i]: ( (c3_1 @ X1) | ~ (c0_1 @ X1) |  (c2_1 @ X1))) | 
% 7.57/1.69       ( (c2_1 @ a311)) | ~ ( (c0_1 @ a311)) | ( (c3_1 @ a311))),
% 7.57/1.69      inference('split', [status(esa)], [zip_derived_cl2137])).
% 7.57/1.69  thf(clause66, conjecture, (~( ( c0_1 @ a311 ) | ( ~( hskp15 ) ) ))).
% 7.57/1.69  thf(zf_stmt_81, negated_conjecture, (( c0_1 @ a311 ) | ( ~( hskp15 ) )),
% 7.57/1.69    inference('cnf.neg', [status(esa)], [clause66])).
% 7.57/1.69  thf(zip_derived_cl65, plain, (( (c0_1 @ a311) | ~ (hskp15))),
% 7.57/1.69      inference('cnf', [status(esa)], [zf_stmt_81])).
% 7.57/1.69  thf('97', plain, (( (c0_1 @ a311)) | ~ ( (hskp15))),
% 7.57/1.69      inference('split', [status(esa)], [zip_derived_cl65])).
% 7.57/1.69  thf(clause118, conjecture, (~( ( ~( hskp15 ) ) | ( ~( c3_1 @ a311 ) ) ))).
% 7.57/1.69  thf(zf_stmt_82, negated_conjecture, (( ~( hskp15 ) ) | ( ~( c3_1 @ a311 ) )),
% 7.57/1.69    inference('cnf.neg', [status(esa)], [clause118])).
% 7.57/1.69  thf(zip_derived_cl117, plain, ((~ (hskp15) | ~ (c3_1 @ a311))),
% 7.57/1.69      inference('cnf', [status(esa)], [zf_stmt_82])).
% 7.57/1.69  thf('98', plain, (~ ( (c3_1 @ a311)) | ~ ( (hskp15))),
% 7.57/1.69      inference('split', [status(esa)], [zip_derived_cl117])).
% 7.57/1.69  thf('99', plain,
% 7.57/1.69      ((![X0 : $i]: ( (c3_1 @ X0) |  (c1_1 @ X0) |  (c0_1 @ X0))) | 
% 7.57/1.69       ( (hskp3)) | ~ ( (ndr1_0))),
% 7.57/1.69      inference('split', [status(esa)], [zip_derived_cl139])).
% 7.57/1.69  thf(zip_derived_cl485, plain,
% 7.57/1.69      ((![X0 : $i]: ( (c3_1 @ X0) |  (c1_1 @ X0) |  (c0_1 @ X0)))
% 7.57/1.69         <= ((![X0 : $i]: ( (c3_1 @ X0) |  (c1_1 @ X0) |  (c0_1 @ X0))))),
% 7.57/1.69      inference('split', [status(esa)], [zip_derived_cl139])).
% 7.57/1.69  thf(zip_derived_cl421, plain, ((~ (c1_1 @ a329)) <= (~ ( (c1_1 @ a329)))),
% 7.57/1.69      inference('split', [status(esa)], [zip_derived_cl107])).
% 7.57/1.69  thf(zip_derived_cl980, plain,
% 7.57/1.69      ((( (c0_1 @ a329) |  (c3_1 @ a329)))
% 7.57/1.69         <= (~ ( (c1_1 @ a329)) & 
% 7.57/1.69             (![X0 : $i]: ( (c3_1 @ X0) |  (c1_1 @ X0) |  (c0_1 @ X0))))),
% 7.57/1.69      inference('s_sup-', [status(thm)], [zip_derived_cl485, zip_derived_cl421])).
% 7.57/1.69  thf('100', plain,
% 7.57/1.69      (( (c3_1 @ a329)) | ( (c0_1 @ a329)) | 
% 7.57/1.69       ~ (![X0 : $i]: ( (c3_1 @ X0) |  (c1_1 @ X0) |  (c0_1 @ X0))) | 
% 7.57/1.69       ( (c1_1 @ a329))),
% 7.57/1.69      inference('split', [status(esa)], [zip_derived_cl980])).
% 7.57/1.69  thf(zip_derived_cl508, plain,
% 7.57/1.69      ((![X0 : $i]: (~ (c3_1 @ X0) |  (c0_1 @ X0) |  (c2_1 @ X0)))
% 7.57/1.69         <= ((![X0 : $i]: (~ (c3_1 @ X0) |  (c0_1 @ X0) |  (c2_1 @ X0))))),
% 7.57/1.69      inference('split', [status(esa)], [zip_derived_cl145])).
% 7.57/1.69  thf(clause109, conjecture, (~( ( ~( hskp20 ) ) | ( ~( c2_1 @ a329 ) ) ))).
% 7.57/1.69  thf(zf_stmt_83, negated_conjecture, (( ~( hskp20 ) ) | ( ~( c2_1 @ a329 ) )),
% 7.57/1.69    inference('cnf.neg', [status(esa)], [clause109])).
% 7.57/1.69  thf(zip_derived_cl108, plain, ((~ (hskp20) | ~ (c2_1 @ a329))),
% 7.57/1.69      inference('cnf', [status(esa)], [zf_stmt_83])).
% 7.57/1.69  thf(zip_derived_cl423, plain, ((~ (c2_1 @ a329)) <= (~ ( (c2_1 @ a329)))),
% 7.57/1.69      inference('split', [status(esa)], [zip_derived_cl108])).
% 7.57/1.69  thf(zip_derived_cl1453, plain,
% 7.57/1.69      ((( (c0_1 @ a329) | ~ (c3_1 @ a329)))
% 7.57/1.69         <= (~ ( (c2_1 @ a329)) & 
% 7.57/1.69             (![X0 : $i]: (~ (c3_1 @ X0) |  (c0_1 @ X0) |  (c2_1 @ X0))))),
% 7.57/1.69      inference('s_sup-', [status(thm)], [zip_derived_cl508, zip_derived_cl423])).
% 7.57/1.69  thf('101', plain,
% 7.57/1.69      (~ (![X0 : $i]: (~ (c3_1 @ X0) |  (c0_1 @ X0) |  (c2_1 @ X0))) | 
% 7.57/1.69       ~ ( (c3_1 @ a329)) | ( (c0_1 @ a329)) | ( (c2_1 @ a329))),
% 7.57/1.69      inference('split', [status(esa)], [zip_derived_cl1453])).
% 7.57/1.69  thf(clause107, conjecture, (~( ( ~( hskp20 ) ) | ( ~( c0_1 @ a329 ) ) ))).
% 7.57/1.69  thf(zf_stmt_84, negated_conjecture, (( ~( hskp20 ) ) | ( ~( c0_1 @ a329 ) )),
% 7.57/1.69    inference('cnf.neg', [status(esa)], [clause107])).
% 7.57/1.69  thf(zip_derived_cl106, plain, ((~ (hskp20) | ~ (c0_1 @ a329))),
% 7.57/1.69      inference('cnf', [status(esa)], [zf_stmt_84])).
% 7.57/1.69  thf('102', plain, (~ ( (c0_1 @ a329)) | ~ ( (hskp20))),
% 7.57/1.69      inference('split', [status(esa)], [zip_derived_cl106])).
% 7.57/1.69  thf('103', plain, (~ ( (c1_1 @ a329)) | ~ ( (hskp20))),
% 7.57/1.69      inference('split', [status(esa)], [zip_derived_cl107])).
% 7.57/1.69  thf('104', plain, (~ ( (c2_1 @ a329)) | ~ ( (hskp20))),
% 7.57/1.69      inference('split', [status(esa)], [zip_derived_cl108])).
% 7.57/1.69  thf('105', plain,
% 7.57/1.69      (( (hskp20)) | 
% 7.57/1.69       (![X1 : $i]: ( (c3_1 @ X1) | ~ (c0_1 @ X1) |  (c2_1 @ X1))) | 
% 7.57/1.69       ~ ( (ndr1_0)) | 
% 7.57/1.69       (![X0 : $i]: (~ (c3_1 @ X0) |  (c1_1 @ X0) |  (c2_1 @ X0)))),
% 7.57/1.69      inference('split', [status(esa)], [zip_derived_cl174])).
% 7.57/1.69  thf(zip_derived_cl536, plain,
% 7.57/1.69      ((![X0 : $i]: ( (c3_1 @ X0) | ~ (c0_1 @ X0) | ~ (c2_1 @ X0)))
% 7.57/1.69         <= ((![X0 : $i]: ( (c3_1 @ X0) | ~ (c0_1 @ X0) | ~ (c2_1 @ X0))))),
% 7.57/1.69      inference('split', [status(esa)], [zip_derived_cl152])).
% 7.57/1.69  thf(clause87, conjecture, (~( ( c2_1 @ a294 ) | ( ~( hskp3 ) ) ))).
% 7.57/1.69  thf(zf_stmt_85, negated_conjecture, (( c2_1 @ a294 ) | ( ~( hskp3 ) )),
% 7.57/1.69    inference('cnf.neg', [status(esa)], [clause87])).
% 7.57/1.69  thf(zip_derived_cl86, plain, (( (c2_1 @ a294) | ~ (hskp3))),
% 7.57/1.69      inference('cnf', [status(esa)], [zf_stmt_85])).
% 7.57/1.69  thf(zip_derived_cl379, plain, (( (c2_1 @ a294)) <= (( (c2_1 @ a294)))),
% 7.57/1.69      inference('split', [status(esa)], [zip_derived_cl86])).
% 7.57/1.69  thf(zip_derived_cl998, plain,
% 7.57/1.69      (((~ (c0_1 @ a294) |  (c3_1 @ a294)))
% 7.57/1.69         <= (( (c2_1 @ a294)) & 
% 7.57/1.69             (![X0 : $i]: ( (c3_1 @ X0) | ~ (c0_1 @ X0) | ~ (c2_1 @ X0))))),
% 7.57/1.69      inference('s_sup+', [status(thm)], [zip_derived_cl536, zip_derived_cl379])).
% 7.57/1.69  thf('106', plain,
% 7.57/1.69      (( (c3_1 @ a294)) | ~ ( (c0_1 @ a294)) | 
% 7.57/1.69       ~ (![X0 : $i]: ( (c3_1 @ X0) | ~ (c0_1 @ X0) | ~ (c2_1 @ X0))) | 
% 7.57/1.69       ~ ( (c2_1 @ a294))),
% 7.57/1.69      inference('split', [status(esa)], [zip_derived_cl998])).
% 7.57/1.69  thf(zip_derived_cl563, plain,
% 7.57/1.69      ((![X0 : $i]: (~ (c3_1 @ X0) |  (c1_1 @ X0) | ~ (c0_1 @ X0)))
% 7.57/1.69         <= ((![X0 : $i]: (~ (c3_1 @ X0) |  (c1_1 @ X0) | ~ (c0_1 @ X0))))),
% 7.57/1.69      inference('split', [status(esa)], [zip_derived_cl159])).
% 7.57/1.69  thf(clause135, conjecture, (~( ( ~( hskp2 ) ) | ( ~( c1_1 @ a293 ) ) ))).
% 7.57/1.69  thf(zf_stmt_86, negated_conjecture, (( ~( hskp2 ) ) | ( ~( c1_1 @ a293 ) )),
% 7.57/1.69    inference('cnf.neg', [status(esa)], [clause135])).
% 7.57/1.69  thf(zip_derived_cl134, plain, ((~ (hskp2) | ~ (c1_1 @ a293))),
% 7.57/1.69      inference('cnf', [status(esa)], [zf_stmt_86])).
% 7.57/1.69  thf(zip_derived_cl475, plain, ((~ (c1_1 @ a293)) <= (~ ( (c1_1 @ a293)))),
% 7.57/1.69      inference('split', [status(esa)], [zip_derived_cl134])).
% 7.57/1.69  thf(zip_derived_cl1531, plain,
% 7.57/1.69      (((~ (c0_1 @ a293) | ~ (c3_1 @ a293)))
% 7.57/1.69         <= (~ ( (c1_1 @ a293)) & 
% 7.57/1.69             (![X0 : $i]: (~ (c3_1 @ X0) |  (c1_1 @ X0) | ~ (c0_1 @ X0))))),
% 7.57/1.69      inference('s_sup-', [status(thm)], [zip_derived_cl563, zip_derived_cl475])).
% 7.57/1.69  thf('107', plain,
% 7.57/1.69      (~ ( (c0_1 @ a293)) | ( (c1_1 @ a293)) | 
% 7.57/1.69       ~ (![X0 : $i]: (~ (c3_1 @ X0) |  (c1_1 @ X0) | ~ (c0_1 @ X0))) | 
% 7.57/1.69       ~ ( (c3_1 @ a293))),
% 7.57/1.69      inference('split', [status(esa)], [zip_derived_cl1531])).
% 7.57/1.69  thf(zip_derived_cl571, plain,
% 7.57/1.69      ((![X0 : $i]: (~ (c3_1 @ X0) | ~ (c0_1 @ X0) |  (c2_1 @ X0)))
% 7.57/1.69         <= ((![X0 : $i]: (~ (c3_1 @ X0) | ~ (c0_1 @ X0) |  (c2_1 @ X0))))),
% 7.57/1.69      inference('split', [status(esa)], [zip_derived_cl161])).
% 7.57/1.69  thf(clause136, conjecture, (~( ( ~( hskp2 ) ) | ( ~( c2_1 @ a293 ) ) ))).
% 7.57/1.69  thf(zf_stmt_87, negated_conjecture, (( ~( hskp2 ) ) | ( ~( c2_1 @ a293 ) )),
% 7.57/1.69    inference('cnf.neg', [status(esa)], [clause136])).
% 7.57/1.69  thf(zip_derived_cl135, plain, ((~ (hskp2) | ~ (c2_1 @ a293))),
% 7.57/1.69      inference('cnf', [status(esa)], [zf_stmt_87])).
% 7.57/1.69  thf(zip_derived_cl477, plain, ((~ (c2_1 @ a293)) <= (~ ( (c2_1 @ a293)))),
% 7.57/1.69      inference('split', [status(esa)], [zip_derived_cl135])).
% 7.57/1.69  thf(zip_derived_cl1628, plain,
% 7.57/1.69      (((~ (c0_1 @ a293) | ~ (c3_1 @ a293)))
% 7.57/1.69         <= (~ ( (c2_1 @ a293)) & 
% 7.57/1.69             (![X0 : $i]: (~ (c3_1 @ X0) | ~ (c0_1 @ X0) |  (c2_1 @ X0))))),
% 7.57/1.69      inference('s_sup-', [status(thm)], [zip_derived_cl571, zip_derived_cl477])).
% 7.57/1.69  thf('108', plain,
% 7.57/1.69      (~ ( (c0_1 @ a293)) | 
% 7.57/1.69       ~ (![X0 : $i]: (~ (c3_1 @ X0) | ~ (c0_1 @ X0) |  (c2_1 @ X0))) | 
% 7.57/1.69       ( (c2_1 @ a293)) | ~ ( (c3_1 @ a293))),
% 7.57/1.69      inference('split', [status(esa)], [zip_derived_cl1628])).
% 7.57/1.69  thf(zip_derived_cl610, plain,
% 7.57/1.69      ((![X1 : $i]: (~ (c3_1 @ X1) | ~ (c1_1 @ X1) |  (c2_1 @ X1)))
% 7.57/1.69         <= ((![X1 : $i]: (~ (c3_1 @ X1) | ~ (c1_1 @ X1) |  (c2_1 @ X1))))),
% 7.57/1.69      inference('split', [status(esa)], [zip_derived_cl171])).
% 7.57/1.69  thf(zip_derived_cl339, plain, (( (c1_1 @ a311)) <= (( (c1_1 @ a311)))),
% 7.57/1.69      inference('split', [status(esa)], [zip_derived_cl66])).
% 7.57/1.69  thf(zip_derived_cl1116, plain,
% 7.57/1.69      ((( (c2_1 @ a311) | ~ (c3_1 @ a311)))
% 7.57/1.69         <= (( (c1_1 @ a311)) & 
% 7.57/1.69             (![X1 : $i]: (~ (c3_1 @ X1) | ~ (c1_1 @ X1) |  (c2_1 @ X1))))),
% 7.57/1.69      inference('s_sup+', [status(thm)], [zip_derived_cl610, zip_derived_cl339])).
% 7.57/1.69  thf(zip_derived_cl4045, plain, (( (c2_1 @ a311)) <= (( (c2_1 @ a311)))),
% 7.57/1.69      inference('split', [status(esa)], [zip_derived_cl1116])).
% 7.57/1.69  thf(zip_derived_cl536, plain,
% 7.57/1.69      ((![X0 : $i]: ( (c3_1 @ X0) | ~ (c0_1 @ X0) | ~ (c2_1 @ X0)))
% 7.57/1.69         <= ((![X0 : $i]: ( (c3_1 @ X0) | ~ (c0_1 @ X0) | ~ (c2_1 @ X0))))),
% 7.57/1.69      inference('split', [status(esa)], [zip_derived_cl152])).
% 7.57/1.69  thf(zip_derived_cl4048, plain,
% 7.57/1.69      ((( (c3_1 @ a311) | ~ (c0_1 @ a311)))
% 7.57/1.69         <= ((![X0 : $i]: ( (c3_1 @ X0) | ~ (c0_1 @ X0) | ~ (c2_1 @ X0))) & 
% 7.57/1.69             ( (c2_1 @ a311)))),
% 7.57/1.69      inference('s_sup-', [status(thm)],
% 7.57/1.69                [zip_derived_cl4045, zip_derived_cl536])).
% 7.57/1.69  thf('109', plain,
% 7.57/1.69      (~ ( (c2_1 @ a311)) | ~ ( (c0_1 @ a311)) | 
% 7.57/1.69       ~ (![X0 : $i]: ( (c3_1 @ X0) | ~ (c0_1 @ X0) | ~ (c2_1 @ X0))) | 
% 7.57/1.69       ( (c3_1 @ a311))),
% 7.57/1.69      inference('split', [status(esa)], [zip_derived_cl4048])).
% 7.57/1.69  thf(clause178, conjecture,
% 7.57/1.69    (~( ( hskp21 ) | ( c2_1 @ V ) | ( c1_1 @ V ) | ( c3_1 @ U ) | 
% 7.57/1.69        ( ~( c3_1 @ V ) ) | ( ~( ndr1_0 ) ) | ( ~( c2_1 @ U ) ) | 
% 7.57/1.69        ( ~( c0_1 @ U ) ) ))).
% 7.57/1.69  thf(zf_stmt_88, negated_conjecture,
% 7.57/1.69    (( hskp21 ) | ( c2_1 @ V ) | ( c1_1 @ V ) | ( c3_1 @ U ) | 
% 7.57/1.69     ( ~( c3_1 @ V ) ) | ( ~( ndr1_0 ) ) | ( ~( c2_1 @ U ) ) | 
% 7.57/1.69     ( ~( c0_1 @ U ) )),
% 7.57/1.69    inference('cnf.neg', [status(esa)], [clause178])).
% 7.57/1.69  thf(zip_derived_cl177, plain,
% 7.57/1.69      (![X0 : $i, X1 : $i]:
% 7.57/1.69         ( (hskp21)
% 7.57/1.69          |  (c2_1 @ X0)
% 7.57/1.69          |  (c1_1 @ X0)
% 7.57/1.69          |  (c3_1 @ X1)
% 7.57/1.69          | ~ (c3_1 @ X0)
% 7.57/1.69          | ~ (ndr1_0)
% 7.57/1.69          | ~ (c2_1 @ X1)
% 7.57/1.69          | ~ (c0_1 @ X1))),
% 7.57/1.69      inference('cnf', [status(esa)], [zf_stmt_88])).
% 7.57/1.69  thf('110', plain,
% 7.57/1.69      (( (hskp21)) | 
% 7.57/1.69       (![X0 : $i]: ( (c3_1 @ X0) | ~ (c0_1 @ X0) | ~ (c2_1 @ X0))) | 
% 7.57/1.69       (![X0 : $i]: (~ (c3_1 @ X0) |  (c1_1 @ X0) |  (c2_1 @ X0))) | 
% 7.57/1.69       ~ ( (ndr1_0))),
% 7.57/1.69      inference('split', [status(esa)], [zip_derived_cl177])).
% 7.57/1.69  thf(zip_derived_cl547, plain,
% 7.57/1.69      ((![X0 : $i]: (~ (c3_1 @ X0) | ~ (c1_1 @ X0) |  (c0_1 @ X0)))
% 7.57/1.69         <= ((![X0 : $i]: (~ (c3_1 @ X0) | ~ (c1_1 @ X0) |  (c0_1 @ X0))))),
% 7.57/1.69      inference('split', [status(esa)], [zip_derived_cl155])).
% 7.57/1.69  thf(clause83, conjecture, (~( ( c1_1 @ a297 ) | ( ~( hskp5 ) ) ))).
% 7.57/1.69  thf(zf_stmt_89, negated_conjecture, (( c1_1 @ a297 ) | ( ~( hskp5 ) )),
% 7.57/1.69    inference('cnf.neg', [status(esa)], [clause83])).
% 7.57/1.69  thf(zip_derived_cl82, plain, (( (c1_1 @ a297) | ~ (hskp5))),
% 7.57/1.69      inference('cnf', [status(esa)], [zf_stmt_89])).
% 7.57/1.69  thf(zip_derived_cl371, plain, (( (c1_1 @ a297)) <= (( (c1_1 @ a297)))),
% 7.57/1.69      inference('split', [status(esa)], [zip_derived_cl82])).
% 7.57/1.69  thf(zip_derived_cl1051, plain,
% 7.57/1.69      ((( (c0_1 @ a297) | ~ (c3_1 @ a297)))
% 7.57/1.69         <= (( (c1_1 @ a297)) & 
% 7.57/1.69             (![X0 : $i]: (~ (c3_1 @ X0) | ~ (c1_1 @ X0) |  (c0_1 @ X0))))),
% 7.57/1.69      inference('s_sup+', [status(thm)], [zip_derived_cl547, zip_derived_cl371])).
% 7.57/1.69  thf('111', plain,
% 7.57/1.69      (~ (![X0 : $i]: (~ (c3_1 @ X0) | ~ (c1_1 @ X0) |  (c0_1 @ X0))) | 
% 7.57/1.69       ~ ( (c3_1 @ a297)) | ( (c0_1 @ a297)) | ~ ( (c1_1 @ a297))),
% 7.57/1.69      inference('split', [status(esa)], [zip_derived_cl1051])).
% 7.57/1.69  thf(zip_derived_cl539, plain,
% 7.57/1.69      ((![X0 : $i]: (~ (c1_1 @ X0) |  (c0_1 @ X0) | ~ (c2_1 @ X0)))
% 7.57/1.69         <= ((![X0 : $i]: (~ (c1_1 @ X0) |  (c0_1 @ X0) | ~ (c2_1 @ X0))))),
% 7.57/1.69      inference('split', [status(esa)], [zip_derived_cl153])).
% 7.57/1.69  thf(zip_derived_cl371, plain, (( (c1_1 @ a297)) <= (( (c1_1 @ a297)))),
% 7.57/1.69      inference('split', [status(esa)], [zip_derived_cl82])).
% 7.57/1.69  thf(zip_derived_cl1023, plain,
% 7.57/1.69      (((~ (c2_1 @ a297) |  (c0_1 @ a297)))
% 7.57/1.69         <= (( (c1_1 @ a297)) & 
% 7.57/1.69             (![X0 : $i]: (~ (c1_1 @ X0) |  (c0_1 @ X0) | ~ (c2_1 @ X0))))),
% 7.57/1.69      inference('s_sup+', [status(thm)], [zip_derived_cl539, zip_derived_cl371])).
% 7.57/1.69  thf('112', plain,
% 7.57/1.69      (~ (![X0 : $i]: (~ (c1_1 @ X0) |  (c0_1 @ X0) | ~ (c2_1 @ X0))) | 
% 7.57/1.69       ~ ( (c1_1 @ a297)) | ( (c0_1 @ a297)) | ~ ( (c2_1 @ a297))),
% 7.57/1.69      inference('split', [status(esa)], [zip_derived_cl1023])).
% 7.57/1.69  thf(zip_derived_cl512, plain,
% 7.57/1.69      ((![X0 : $i]: ( (c3_1 @ X0) | ~ (c1_1 @ X0) |  (c0_1 @ X0)))
% 7.57/1.69         <= ((![X0 : $i]: ( (c3_1 @ X0) | ~ (c1_1 @ X0) |  (c0_1 @ X0))))),
% 7.57/1.69      inference('split', [status(esa)], [zip_derived_cl146])).
% 7.57/1.69  thf(zip_derived_cl371, plain, (( (c1_1 @ a297)) <= (( (c1_1 @ a297)))),
% 7.57/1.69      inference('split', [status(esa)], [zip_derived_cl82])).
% 7.57/1.69  thf(zip_derived_cl1582, plain,
% 7.57/1.69      ((( (c0_1 @ a297) |  (c3_1 @ a297)))
% 7.57/1.69         <= (( (c1_1 @ a297)) & 
% 7.57/1.69             (![X0 : $i]: ( (c3_1 @ X0) | ~ (c1_1 @ X0) |  (c0_1 @ X0))))),
% 7.57/1.69      inference('s_sup+', [status(thm)], [zip_derived_cl512, zip_derived_cl371])).
% 7.57/1.69  thf('113', plain,
% 7.57/1.69      (( (c3_1 @ a297)) | 
% 7.57/1.69       ~ (![X0 : $i]: ( (c3_1 @ X0) | ~ (c1_1 @ X0) |  (c0_1 @ X0))) | 
% 7.57/1.69       ~ ( (c1_1 @ a297)) | ( (c0_1 @ a297))),
% 7.57/1.69      inference('split', [status(esa)], [zip_derived_cl1582])).
% 7.57/1.69  thf('114', plain, (( (c1_1 @ a297)) | ~ ( (hskp5))),
% 7.57/1.69      inference('split', [status(esa)], [zip_derived_cl82])).
% 7.57/1.69  thf(clause84, conjecture, (~( ( c2_1 @ a297 ) | ( ~( hskp5 ) ) ))).
% 7.57/1.69  thf(zf_stmt_90, negated_conjecture, (( c2_1 @ a297 ) | ( ~( hskp5 ) )),
% 7.57/1.69    inference('cnf.neg', [status(esa)], [clause84])).
% 7.57/1.69  thf(zip_derived_cl83, plain, (( (c2_1 @ a297) | ~ (hskp5))),
% 7.57/1.69      inference('cnf', [status(esa)], [zf_stmt_90])).
% 7.57/1.69  thf('115', plain, (( (c2_1 @ a297)) | ~ ( (hskp5))),
% 7.57/1.69      inference('split', [status(esa)], [zip_derived_cl83])).
% 7.57/1.69  thf(clause131, conjecture, (~( ( ~( hskp5 ) ) | ( ~( c0_1 @ a297 ) ) ))).
% 7.57/1.69  thf(zf_stmt_91, negated_conjecture, (( ~( hskp5 ) ) | ( ~( c0_1 @ a297 ) )),
% 7.57/1.69    inference('cnf.neg', [status(esa)], [clause131])).
% 7.57/1.69  thf(zip_derived_cl130, plain, ((~ (hskp5) | ~ (c0_1 @ a297))),
% 7.57/1.69      inference('cnf', [status(esa)], [zf_stmt_91])).
% 7.57/1.69  thf('116', plain, (~ ( (c0_1 @ a297)) | ~ ( (hskp5))),
% 7.57/1.69      inference('split', [status(esa)], [zip_derived_cl130])).
% 7.57/1.69  thf(clause180, conjecture,
% 7.57/1.69    (~( ( hskp5 ) | ( c3_1 @ V ) | ( c0_1 @ V ) | ( ~( c2_1 @ V ) ) | 
% 7.57/1.69        ( ~( ndr1_0 ) ) | ( ~( c3_1 @ U ) ) | ( ~( c2_1 @ U ) ) | 
% 7.57/1.69        ( ~( c0_1 @ U ) ) ))).
% 7.57/1.69  thf(zf_stmt_92, negated_conjecture,
% 7.57/1.69    (( hskp5 ) | ( c3_1 @ V ) | ( c0_1 @ V ) | ( ~( c2_1 @ V ) ) | 
% 7.57/1.69     ( ~( ndr1_0 ) ) | ( ~( c3_1 @ U ) ) | ( ~( c2_1 @ U ) ) | 
% 7.57/1.69     ( ~( c0_1 @ U ) )),
% 7.57/1.69    inference('cnf.neg', [status(esa)], [clause180])).
% 7.57/1.69  thf(zip_derived_cl179, plain,
% 7.57/1.69      (![X0 : $i, X1 : $i]:
% 7.57/1.69         ( (hskp5)
% 7.57/1.69          |  (c3_1 @ X0)
% 7.57/1.69          |  (c0_1 @ X0)
% 7.57/1.69          | ~ (c2_1 @ X0)
% 7.57/1.69          | ~ (ndr1_0)
% 7.57/1.69          | ~ (c3_1 @ X1)
% 7.57/1.69          | ~ (c2_1 @ X1)
% 7.57/1.69          | ~ (c0_1 @ X1))),
% 7.57/1.69      inference('cnf', [status(esa)], [zf_stmt_92])).
% 7.57/1.69  thf('117', plain,
% 7.57/1.69      ((![X0 : $i]: ( (c3_1 @ X0) |  (c0_1 @ X0) | ~ (c2_1 @ X0))) | 
% 7.57/1.69       ( (hskp5)) | 
% 7.57/1.69       (![X0 : $i]: (~ (c3_1 @ X0) | ~ (c0_1 @ X0) | ~ (c2_1 @ X0))) | 
% 7.57/1.69       ~ ( (ndr1_0))),
% 7.57/1.69      inference('split', [status(esa)], [zip_derived_cl179])).
% 7.57/1.69  thf(clause195, conjecture,
% 7.57/1.69    (~( ( c3_1 @ W ) | ( c0_1 @ W ) | ( c1_1 @ V ) | ( c1_1 @ U ) | 
% 7.57/1.69        ( ~( c1_1 @ W ) ) | ( ~( c3_1 @ V ) ) | ( ~( c0_1 @ V ) ) | 
% 7.57/1.69        ( ~( ndr1_0 ) ) | ( ~( c3_1 @ U ) ) | ( ~( c2_1 @ U ) ) ))).
% 7.57/1.69  thf(zf_stmt_93, negated_conjecture,
% 7.57/1.69    (( c3_1 @ W ) | ( c0_1 @ W ) | ( c1_1 @ V ) | ( c1_1 @ U ) | 
% 7.57/1.69     ( ~( c1_1 @ W ) ) | ( ~( c3_1 @ V ) ) | ( ~( c0_1 @ V ) ) | 
% 7.57/1.69     ( ~( ndr1_0 ) ) | ( ~( c3_1 @ U ) ) | ( ~( c2_1 @ U ) )),
% 7.57/1.69    inference('cnf.neg', [status(esa)], [clause195])).
% 7.57/1.69  thf(zip_derived_cl194, plain,
% 7.57/1.69      (![X0 : $i, X1 : $i, X2 : $i]:
% 7.57/1.69         ( (c3_1 @ X0)
% 7.57/1.69          |  (c0_1 @ X0)
% 7.57/1.69          |  (c1_1 @ X1)
% 7.57/1.69          |  (c1_1 @ X2)
% 7.57/1.69          | ~ (c1_1 @ X0)
% 7.57/1.69          | ~ (c3_1 @ X1)
% 7.57/1.69          | ~ (c0_1 @ X1)
% 7.57/1.69          | ~ (ndr1_0)
% 7.57/1.69          | ~ (c3_1 @ X2)
% 7.57/1.69          | ~ (c2_1 @ X2))),
% 7.57/1.69      inference('cnf', [status(esa)], [zf_stmt_93])).
% 7.57/1.69  thf('118', plain,
% 7.57/1.69      ((![X0 : $i]: (~ (c3_1 @ X0) |  (c1_1 @ X0) | ~ (c0_1 @ X0))) | 
% 7.57/1.69       (![X0 : $i]: ( (c3_1 @ X0) | ~ (c1_1 @ X0) |  (c0_1 @ X0))) | 
% 7.57/1.69       (![X0 : $i]: (~ (c3_1 @ X0) |  (c1_1 @ X0) | ~ (c2_1 @ X0))) | 
% 7.57/1.69       ~ ( (ndr1_0))),
% 7.57/1.69      inference('split', [status(esa)], [zip_derived_cl194])).
% 7.57/1.69  thf(zip_derived_cl488, plain,
% 7.57/1.69      ((![X0 : $i]: ( (c1_1 @ X0) |  (c0_1 @ X0) |  (c2_1 @ X0)))
% 7.57/1.69         <= ((![X0 : $i]: ( (c1_1 @ X0) |  (c0_1 @ X0) |  (c2_1 @ X0))))),
% 7.57/1.69      inference('split', [status(esa)], [zip_derived_cl140])).
% 7.57/1.69  thf(zip_derived_cl459, plain, ((~ (c1_1 @ a300)) <= (~ ( (c1_1 @ a300)))),
% 7.57/1.69      inference('split', [status(esa)], [zip_derived_cl126])).
% 7.57/1.69  thf(zip_derived_cl1089, plain,
% 7.57/1.69      ((( (c2_1 @ a300) |  (c0_1 @ a300)))
% 7.57/1.69         <= (~ ( (c1_1 @ a300)) & 
% 7.57/1.69             (![X0 : $i]: ( (c1_1 @ X0) |  (c0_1 @ X0) |  (c2_1 @ X0))))),
% 7.57/1.69      inference('s_sup-', [status(thm)], [zip_derived_cl488, zip_derived_cl459])).
% 7.57/1.69  thf(zip_derived_cl3566, plain, (( (c2_1 @ a300)) <= (( (c2_1 @ a300)))),
% 7.57/1.69      inference('split', [status(esa)], [zip_derived_cl1089])).
% 7.57/1.69  thf(zip_derived_cl594, plain,
% 7.57/1.69      ((![X0 : $i]: (~ (c3_1 @ X0) | ~ (c0_1 @ X0) | ~ (c2_1 @ X0)))
% 7.57/1.69         <= ((![X0 : $i]: (~ (c3_1 @ X0) | ~ (c0_1 @ X0) | ~ (c2_1 @ X0))))),
% 7.57/1.69      inference('split', [status(esa)], [zip_derived_cl167])).
% 7.57/1.69  thf(zip_derived_cl3570, plain,
% 7.57/1.69      (((~ (c3_1 @ a300) | ~ (c0_1 @ a300)))
% 7.57/1.69         <= ((![X0 : $i]: (~ (c3_1 @ X0) | ~ (c0_1 @ X0) | ~ (c2_1 @ X0))) & 
% 7.57/1.69             ( (c2_1 @ a300)))),
% 7.57/1.69      inference('s_sup-', [status(thm)],
% 7.57/1.69                [zip_derived_cl3566, zip_derived_cl594])).
% 7.57/1.69  thf('119', plain,
% 7.57/1.69      (~ ( (c2_1 @ a300)) | ~ ( (c0_1 @ a300)) | 
% 7.57/1.69       ~ (![X0 : $i]: (~ (c3_1 @ X0) | ~ (c0_1 @ X0) | ~ (c2_1 @ X0))) | 
% 7.57/1.69       ~ ( (c3_1 @ a300))),
% 7.57/1.69      inference('split', [status(esa)], [zip_derived_cl3570])).
% 7.57/1.69  thf(zip_derived_cl667, plain,
% 7.57/1.69      ((![X0 : $i]: (~ (c3_1 @ X0) |  (c1_1 @ X0) | ~ (c2_1 @ X0)))
% 7.57/1.69         <= ((![X0 : $i]: (~ (c3_1 @ X0) |  (c1_1 @ X0) | ~ (c2_1 @ X0))))),
% 7.57/1.69      inference('split', [status(esa)], [zip_derived_cl185])).
% 7.57/1.69  thf(zip_derived_cl459, plain, ((~ (c1_1 @ a300)) <= (~ ( (c1_1 @ a300)))),
% 7.57/1.69      inference('split', [status(esa)], [zip_derived_cl126])).
% 7.57/1.69  thf(zip_derived_cl1714, plain,
% 7.57/1.69      (((~ (c2_1 @ a300) | ~ (c3_1 @ a300)))
% 7.57/1.69         <= (~ ( (c1_1 @ a300)) & 
% 7.57/1.69             (![X0 : $i]: (~ (c3_1 @ X0) |  (c1_1 @ X0) | ~ (c2_1 @ X0))))),
% 7.57/1.69      inference('s_sup-', [status(thm)], [zip_derived_cl667, zip_derived_cl459])).
% 7.57/1.69  thf('120', plain,
% 7.57/1.69      (~ ( (c2_1 @ a300)) | 
% 7.57/1.69       ~ (![X0 : $i]: (~ (c3_1 @ X0) |  (c1_1 @ X0) | ~ (c2_1 @ X0))) | 
% 7.57/1.69       ( (c1_1 @ a300)) | ~ ( (c3_1 @ a300))),
% 7.57/1.69      inference('split', [status(esa)], [zip_derived_cl1714])).
% 7.57/1.69  thf('121', plain,
% 7.57/1.69      (~ ( (c2_1 @ a300)) | 
% 7.57/1.69       ~ (![X0 : $i]: ( (c1_1 @ X0) | ~ (c0_1 @ X0) | ~ (c2_1 @ X0))) | 
% 7.57/1.69       ( (c1_1 @ a300)) | ~ ( (c0_1 @ a300))),
% 7.57/1.69      inference('split', [status(esa)], [zip_derived_cl1486])).
% 7.57/1.69  thf(zip_derived_cl524, plain,
% 7.57/1.69      ((![X0 : $i]: (~ (c3_1 @ X0) |  (c1_1 @ X0) |  (c2_1 @ X0)))
% 7.57/1.69         <= ((![X0 : $i]: (~ (c3_1 @ X0) |  (c1_1 @ X0) |  (c2_1 @ X0))))),
% 7.57/1.69      inference('split', [status(esa)], [zip_derived_cl149])).
% 7.57/1.69  thf(zip_derived_cl459, plain, ((~ (c1_1 @ a300)) <= (~ ( (c1_1 @ a300)))),
% 7.57/1.69      inference('split', [status(esa)], [zip_derived_cl126])).
% 7.57/1.69  thf(zip_derived_cl1847, plain,
% 7.57/1.69      ((( (c2_1 @ a300) | ~ (c3_1 @ a300)))
% 7.57/1.69         <= (~ ( (c1_1 @ a300)) & 
% 7.57/1.69             (![X0 : $i]: (~ (c3_1 @ X0) |  (c1_1 @ X0) |  (c2_1 @ X0))))),
% 7.57/1.69      inference('s_sup-', [status(thm)], [zip_derived_cl524, zip_derived_cl459])).
% 7.57/1.69  thf('122', plain,
% 7.57/1.69      (( (c2_1 @ a300)) | ( (c1_1 @ a300)) | 
% 7.57/1.69       ~ (![X0 : $i]: (~ (c3_1 @ X0) |  (c1_1 @ X0) |  (c2_1 @ X0))) | 
% 7.57/1.69       ~ ( (c3_1 @ a300))),
% 7.57/1.69      inference('split', [status(esa)], [zip_derived_cl1847])).
% 7.57/1.69  thf(zip_derived_cl571, plain,
% 7.57/1.69      ((![X0 : $i]: (~ (c3_1 @ X0) | ~ (c0_1 @ X0) |  (c2_1 @ X0)))
% 7.57/1.69         <= ((![X0 : $i]: (~ (c3_1 @ X0) | ~ (c0_1 @ X0) |  (c2_1 @ X0))))),
% 7.57/1.69      inference('split', [status(esa)], [zip_derived_cl161])).
% 7.57/1.69  thf(clause101, conjecture, (~( ( ~( hskp23 ) ) | ( ~( c2_1 @ a337 ) ) ))).
% 7.57/1.69  thf(zf_stmt_94, negated_conjecture, (( ~( hskp23 ) ) | ( ~( c2_1 @ a337 ) )),
% 7.57/1.69    inference('cnf.neg', [status(esa)], [clause101])).
% 7.57/1.69  thf(zip_derived_cl100, plain, ((~ (hskp23) | ~ (c2_1 @ a337))),
% 7.57/1.69      inference('cnf', [status(esa)], [zf_stmt_94])).
% 7.57/1.69  thf(zip_derived_cl407, plain, ((~ (c2_1 @ a337)) <= (~ ( (c2_1 @ a337)))),
% 7.57/1.69      inference('split', [status(esa)], [zip_derived_cl100])).
% 7.57/1.69  thf(zip_derived_cl1618, plain,
% 7.57/1.69      (((~ (c0_1 @ a337) | ~ (c3_1 @ a337)))
% 7.57/1.69         <= (~ ( (c2_1 @ a337)) & 
% 7.57/1.69             (![X0 : $i]: (~ (c3_1 @ X0) | ~ (c0_1 @ X0) |  (c2_1 @ X0))))),
% 7.57/1.69      inference('s_sup-', [status(thm)], [zip_derived_cl571, zip_derived_cl407])).
% 7.57/1.69  thf('123', plain,
% 7.57/1.69      (~ (![X0 : $i]: (~ (c3_1 @ X0) | ~ (c0_1 @ X0) |  (c2_1 @ X0))) | 
% 7.57/1.69       ~ ( (c0_1 @ a337)) | ( (c2_1 @ a337)) | ~ ( (c3_1 @ a337))),
% 7.57/1.69      inference('split', [status(esa)], [zip_derived_cl1618])).
% 7.57/1.69  thf(clause188, conjecture,
% 7.57/1.69    (~( ( hskp21 ) | ( c2_1 @ V ) | ( ~( c3_1 @ V ) ) | ( ~( c0_1 @ V ) ) | 
% 7.57/1.69        ( ~( ndr1_0 ) ) | ( ~( c3_1 @ U ) ) | ( ~( c2_1 @ U ) ) | 
% 7.57/1.69        ( ~( c0_1 @ U ) ) ))).
% 7.57/1.69  thf(zf_stmt_95, negated_conjecture,
% 7.57/1.69    (( hskp21 ) | ( c2_1 @ V ) | ( ~( c3_1 @ V ) ) | ( ~( c0_1 @ V ) ) | 
% 7.57/1.69     ( ~( ndr1_0 ) ) | ( ~( c3_1 @ U ) ) | ( ~( c2_1 @ U ) ) | 
% 7.57/1.69     ( ~( c0_1 @ U ) )),
% 7.57/1.69    inference('cnf.neg', [status(esa)], [clause188])).
% 7.57/1.69  thf(zip_derived_cl187, plain,
% 7.57/1.69      (![X0 : $i, X1 : $i]:
% 7.57/1.69         ( (hskp21)
% 7.57/1.69          |  (c2_1 @ X0)
% 7.57/1.69          | ~ (c3_1 @ X0)
% 7.57/1.69          | ~ (c0_1 @ X0)
% 7.57/1.69          | ~ (ndr1_0)
% 7.57/1.69          | ~ (c3_1 @ X1)
% 7.57/1.69          | ~ (c2_1 @ X1)
% 7.57/1.69          | ~ (c0_1 @ X1))),
% 7.57/1.69      inference('cnf', [status(esa)], [zf_stmt_95])).
% 7.57/1.69  thf('124', plain,
% 7.57/1.69      (( (hskp21)) | 
% 7.57/1.69       (![X0 : $i]: (~ (c3_1 @ X0) | ~ (c0_1 @ X0) | ~ (c2_1 @ X0))) | 
% 7.57/1.69       (![X0 : $i]: (~ (c3_1 @ X0) | ~ (c0_1 @ X0) |  (c2_1 @ X0))) | 
% 7.57/1.69       ~ ( (ndr1_0))),
% 7.57/1.69      inference('split', [status(esa)], [zip_derived_cl187])).
% 7.57/1.69  thf(zip_derived_cl524, plain,
% 7.57/1.69      ((![X0 : $i]: (~ (c3_1 @ X0) |  (c1_1 @ X0) |  (c2_1 @ X0)))
% 7.57/1.69         <= ((![X0 : $i]: (~ (c3_1 @ X0) |  (c1_1 @ X0) |  (c2_1 @ X0))))),
% 7.57/1.69      inference('split', [status(esa)], [zip_derived_cl149])).
% 7.57/1.69  thf(clause120, conjecture, (~( ( ~( hskp13 ) ) | ( ~( c1_1 @ a308 ) ) ))).
% 7.57/1.69  thf(zf_stmt_96, negated_conjecture, (( ~( hskp13 ) ) | ( ~( c1_1 @ a308 ) )),
% 7.57/1.69    inference('cnf.neg', [status(esa)], [clause120])).
% 7.57/1.69  thf(zip_derived_cl119, plain, ((~ (hskp13) | ~ (c1_1 @ a308))),
% 7.57/1.69      inference('cnf', [status(esa)], [zf_stmt_96])).
% 7.57/1.69  thf(zip_derived_cl445, plain, ((~ (c1_1 @ a308)) <= (~ ( (c1_1 @ a308)))),
% 7.57/1.69      inference('split', [status(esa)], [zip_derived_cl119])).
% 7.57/1.69  thf(zip_derived_cl1845, plain,
% 7.57/1.69      ((( (c2_1 @ a308) | ~ (c3_1 @ a308)))
% 7.57/1.69         <= (~ ( (c1_1 @ a308)) & 
% 7.57/1.69             (![X0 : $i]: (~ (c3_1 @ X0) |  (c1_1 @ X0) |  (c2_1 @ X0))))),
% 7.57/1.69      inference('s_sup-', [status(thm)], [zip_derived_cl524, zip_derived_cl445])).
% 7.57/1.69  thf('125', plain,
% 7.57/1.69      (~ ( (c3_1 @ a308)) | 
% 7.57/1.69       ~ (![X0 : $i]: (~ (c3_1 @ X0) |  (c1_1 @ X0) |  (c2_1 @ X0))) | 
% 7.57/1.69       ( (c1_1 @ a308)) | ( (c2_1 @ a308))),
% 7.57/1.69      inference('split', [status(esa)], [zip_derived_cl1845])).
% 7.57/1.69  thf(clause173, conjecture,
% 7.57/1.69    (~( ( hskp13 ) | ( c3_1 @ V ) | ( c0_1 @ V ) | ( c3_1 @ U ) | 
% 7.57/1.69        ( c1_1 @ U ) | ( ~( c2_1 @ V ) ) | ( ~( ndr1_0 ) ) | ( ~( c0_1 @ U ) ) ))).
% 7.57/1.69  thf(zf_stmt_97, negated_conjecture,
% 7.57/1.69    (( hskp13 ) | ( c3_1 @ V ) | ( c0_1 @ V ) | ( c3_1 @ U ) | ( c1_1 @ U ) | 
% 7.57/1.69     ( ~( c2_1 @ V ) ) | ( ~( ndr1_0 ) ) | ( ~( c0_1 @ U ) )),
% 7.57/1.69    inference('cnf.neg', [status(esa)], [clause173])).
% 7.57/1.69  thf(zip_derived_cl172, plain,
% 7.57/1.69      (![X0 : $i, X1 : $i]:
% 7.57/1.69         ( (hskp13)
% 7.57/1.69          |  (c3_1 @ X0)
% 7.57/1.69          |  (c0_1 @ X0)
% 7.57/1.69          |  (c3_1 @ X1)
% 7.57/1.69          |  (c1_1 @ X1)
% 7.57/1.69          | ~ (c2_1 @ X0)
% 7.57/1.69          | ~ (ndr1_0)
% 7.57/1.69          | ~ (c0_1 @ X1))),
% 7.57/1.69      inference('cnf', [status(esa)], [zf_stmt_97])).
% 7.57/1.69  thf('126', plain,
% 7.57/1.69      (( (hskp13)) | 
% 7.57/1.69       (![X0 : $i]: ( (c3_1 @ X0) |  (c0_1 @ X0) | ~ (c2_1 @ X0))) | 
% 7.57/1.69       ~ ( (ndr1_0)) | 
% 7.57/1.69       (![X0 : $i]: ( (c3_1 @ X0) |  (c1_1 @ X0) | ~ (c0_1 @ X0)))),
% 7.57/1.69      inference('split', [status(esa)], [zip_derived_cl172])).
% 7.57/1.69  thf(zip_derived_cl528, plain,
% 7.57/1.69      ((![X0 : $i]: ( (c3_1 @ X0) |  (c1_1 @ X0) | ~ (c0_1 @ X0)))
% 7.57/1.69         <= ((![X0 : $i]: ( (c3_1 @ X0) |  (c1_1 @ X0) | ~ (c0_1 @ X0))))),
% 7.57/1.69      inference('split', [status(esa)], [zip_derived_cl150])).
% 7.57/1.69  thf(zip_derived_cl473, plain, ((~ (c1_1 @ a294)) <= (~ ( (c1_1 @ a294)))),
% 7.57/1.69      inference('split', [status(esa)], [zip_derived_cl133])).
% 7.57/1.69  thf(zip_derived_cl1908, plain,
% 7.57/1.69      (((~ (c0_1 @ a294) |  (c3_1 @ a294)))
% 7.57/1.69         <= (~ ( (c1_1 @ a294)) & 
% 7.57/1.69             (![X0 : $i]: ( (c3_1 @ X0) |  (c1_1 @ X0) | ~ (c0_1 @ X0))))),
% 7.57/1.69      inference('s_sup-', [status(thm)], [zip_derived_cl528, zip_derived_cl473])).
% 7.57/1.69  thf('127', plain,
% 7.57/1.69      (~ (![X0 : $i]: ( (c3_1 @ X0) |  (c1_1 @ X0) | ~ (c0_1 @ X0))) | 
% 7.57/1.69       ( (c3_1 @ a294)) | ~ ( (c0_1 @ a294)) | ( (c1_1 @ a294))),
% 7.57/1.69      inference('split', [status(esa)], [zip_derived_cl1908])).
% 7.57/1.69  thf(clause159, conjecture,
% 7.57/1.69    (~( ( hskp21 ) | ( hskp16 ) | ( c1_1 @ U ) | ( ~( ndr1_0 ) ) | 
% 7.57/1.69        ( ~( c2_1 @ U ) ) | ( ~( c0_1 @ U ) ) ))).
% 7.57/1.69  thf(zf_stmt_98, negated_conjecture,
% 7.57/1.69    (( hskp21 ) | ( hskp16 ) | ( c1_1 @ U ) | ( ~( ndr1_0 ) ) | 
% 7.57/1.69     ( ~( c2_1 @ U ) ) | ( ~( c0_1 @ U ) )),
% 7.57/1.69    inference('cnf.neg', [status(esa)], [clause159])).
% 7.57/1.69  thf(zip_derived_cl158, plain,
% 7.57/1.69      (![X0 : $i]:
% 7.57/1.69         ( (hskp21)
% 7.57/1.69          |  (hskp16)
% 7.57/1.69          |  (c1_1 @ X0)
% 7.57/1.69          | ~ (ndr1_0)
% 7.57/1.69          | ~ (c2_1 @ X0)
% 7.57/1.69          | ~ (c0_1 @ X0))),
% 7.57/1.69      inference('cnf', [status(esa)], [zf_stmt_98])).
% 7.57/1.69  thf('128', plain,
% 7.57/1.69      (( (hskp21)) | ( (hskp16)) | 
% 7.57/1.69       (![X0 : $i]: ( (c1_1 @ X0) | ~ (c0_1 @ X0) | ~ (c2_1 @ X0))) | 
% 7.57/1.69       ~ ( (ndr1_0))),
% 7.57/1.69      inference('split', [status(esa)], [zip_derived_cl158])).
% 7.57/1.69  thf(zip_derived_cl379, plain, (( (c2_1 @ a294)) <= (( (c2_1 @ a294)))),
% 7.57/1.69      inference('split', [status(esa)], [zip_derived_cl86])).
% 7.57/1.69  thf(zip_derived_cl594, plain,
% 7.57/1.69      ((![X0 : $i]: (~ (c3_1 @ X0) | ~ (c0_1 @ X0) | ~ (c2_1 @ X0)))
% 7.57/1.69         <= ((![X0 : $i]: (~ (c3_1 @ X0) | ~ (c0_1 @ X0) | ~ (c2_1 @ X0))))),
% 7.57/1.69      inference('split', [status(esa)], [zip_derived_cl167])).
% 7.57/1.69  thf(zip_derived_cl932, plain,
% 7.57/1.69      (((~ (c3_1 @ a294) | ~ (c0_1 @ a294)))
% 7.57/1.69         <= (( (c2_1 @ a294)) & 
% 7.57/1.69             (![X0 : $i]: (~ (c3_1 @ X0) | ~ (c0_1 @ X0) | ~ (c2_1 @ X0))))),
% 7.57/1.69      inference('s_sup-', [status(thm)], [zip_derived_cl379, zip_derived_cl594])).
% 7.57/1.69  thf('129', plain,
% 7.57/1.69      (~ ( (c3_1 @ a294)) | ~ ( (c0_1 @ a294)) | 
% 7.57/1.69       ~ (![X0 : $i]: (~ (c3_1 @ X0) | ~ (c0_1 @ X0) | ~ (c2_1 @ X0))) | 
% 7.57/1.69       ~ ( (c2_1 @ a294))),
% 7.57/1.69      inference('split', [status(esa)], [zip_derived_cl932])).
% 7.57/1.69  thf(clause128, conjecture, (~( ( ~( hskp7 ) ) | ( ~( c2_1 @ a299 ) ) ))).
% 7.57/1.69  thf(zf_stmt_99, negated_conjecture, (( ~( hskp7 ) ) | ( ~( c2_1 @ a299 ) )),
% 7.57/1.69    inference('cnf.neg', [status(esa)], [clause128])).
% 7.57/1.69  thf(zip_derived_cl127, plain, ((~ (hskp7) | ~ (c2_1 @ a299))),
% 7.57/1.69      inference('cnf', [status(esa)], [zf_stmt_99])).
% 7.57/1.69  thf('130', plain, (~ ( (c2_1 @ a299)) | ~ ( (hskp7))),
% 7.57/1.69      inference('split', [status(esa)], [zip_derived_cl127])).
% 7.57/1.69  thf(zip_derived_cl571, plain,
% 7.57/1.69      ((![X0 : $i]: (~ (c3_1 @ X0) | ~ (c0_1 @ X0) |  (c2_1 @ X0)))
% 7.57/1.69         <= ((![X0 : $i]: (~ (c3_1 @ X0) | ~ (c0_1 @ X0) |  (c2_1 @ X0))))),
% 7.57/1.69      inference('split', [status(esa)], [zip_derived_cl161])).
% 7.57/1.69  thf(zip_derived_cl461, plain, ((~ (c2_1 @ a299)) <= (~ ( (c2_1 @ a299)))),
% 7.57/1.69      inference('split', [status(esa)], [zip_derived_cl127])).
% 7.57/1.69  thf(zip_derived_cl1625, plain,
% 7.57/1.69      (((~ (c0_1 @ a299) | ~ (c3_1 @ a299)))
% 7.57/1.69         <= (~ ( (c2_1 @ a299)) & 
% 7.57/1.69             (![X0 : $i]: (~ (c3_1 @ X0) | ~ (c0_1 @ X0) |  (c2_1 @ X0))))),
% 7.57/1.69      inference('s_sup-', [status(thm)], [zip_derived_cl571, zip_derived_cl461])).
% 7.57/1.69  thf('131', plain,
% 7.57/1.69      (~ (![X0 : $i]: (~ (c3_1 @ X0) | ~ (c0_1 @ X0) |  (c2_1 @ X0))) | 
% 7.57/1.69       ~ ( (c3_1 @ a299)) | ( (c2_1 @ a299)) | ~ ( (c0_1 @ a299))),
% 7.57/1.69      inference('split', [status(esa)], [zip_derived_cl1625])).
% 7.57/1.69  thf('132', plain,
% 7.57/1.69      (( (hskp2)) | 
% 7.57/1.69       (![X0 : $i]: (~ (c3_1 @ X0) | ~ (c1_1 @ X0) |  (c0_1 @ X0))) | 
% 7.57/1.69       ( (hskp3)) | ~ ( (ndr1_0))),
% 7.57/1.69      inference('split', [status(esa)], [zip_derived_cl155])).
% 7.57/1.69  thf('133', plain,
% 7.57/1.69      (~ (![X0 : $i]: (~ (c1_1 @ X0) |  (c0_1 @ X0) | ~ (c2_1 @ X0))) | 
% 7.57/1.69       ( (c0_1 @ a296)) | ~ ( (c2_1 @ a296)) | ~ ( (c1_1 @ a296))),
% 7.57/1.69      inference('split', [status(esa)], [zip_derived_cl1015])).
% 7.57/1.69  thf(zip_derived_cl547, plain,
% 7.57/1.69      ((![X0 : $i]: (~ (c3_1 @ X0) | ~ (c1_1 @ X0) |  (c0_1 @ X0)))
% 7.57/1.69         <= ((![X0 : $i]: (~ (c3_1 @ X0) | ~ (c1_1 @ X0) |  (c0_1 @ X0))))),
% 7.57/1.69      inference('split', [status(esa)], [zip_derived_cl155])).
% 7.57/1.69  thf(zip_derived_cl311, plain, (( (c1_1 @ a296)) <= (( (c1_1 @ a296)))),
% 7.57/1.69      inference('split', [status(esa)], [zip_derived_cl52])).
% 7.57/1.69  thf(zip_derived_cl1043, plain,
% 7.57/1.69      ((( (c0_1 @ a296) | ~ (c3_1 @ a296)))
% 7.57/1.69         <= (( (c1_1 @ a296)) & 
% 7.57/1.69             (![X0 : $i]: (~ (c3_1 @ X0) | ~ (c1_1 @ X0) |  (c0_1 @ X0))))),
% 7.57/1.69      inference('s_sup+', [status(thm)], [zip_derived_cl547, zip_derived_cl311])).
% 7.57/1.69  thf('134', plain,
% 7.57/1.69      (~ (![X0 : $i]: (~ (c3_1 @ X0) | ~ (c1_1 @ X0) |  (c0_1 @ X0))) | 
% 7.57/1.69       ( (c0_1 @ a296)) | ~ ( (c1_1 @ a296)) | ~ ( (c3_1 @ a296))),
% 7.57/1.69      inference('split', [status(esa)], [zip_derived_cl1043])).
% 7.57/1.69  thf(zip_derived_cl313, plain, (( (c2_1 @ a296)) <= (( (c2_1 @ a296)))),
% 7.57/1.69      inference('split', [status(esa)], [zip_derived_cl53])).
% 7.57/1.69  thf(zip_derived_cl594, plain,
% 7.57/1.69      ((![X0 : $i]: (~ (c3_1 @ X0) | ~ (c0_1 @ X0) | ~ (c2_1 @ X0)))
% 7.57/1.69         <= ((![X0 : $i]: (~ (c3_1 @ X0) | ~ (c0_1 @ X0) | ~ (c2_1 @ X0))))),
% 7.57/1.69      inference('split', [status(esa)], [zip_derived_cl167])).
% 7.57/1.69  thf(zip_derived_cl804, plain,
% 7.57/1.69      (((~ (c3_1 @ a296) | ~ (c0_1 @ a296)))
% 7.57/1.69         <= (( (c2_1 @ a296)) & 
% 7.57/1.69             (![X0 : $i]: (~ (c3_1 @ X0) | ~ (c0_1 @ X0) | ~ (c2_1 @ X0))))),
% 7.57/1.69      inference('s_sup-', [status(thm)], [zip_derived_cl313, zip_derived_cl594])).
% 7.57/1.69  thf('135', plain,
% 7.57/1.69      (~ ( (c0_1 @ a296)) | ~ ( (c2_1 @ a296)) | 
% 7.57/1.69       ~ (![X0 : $i]: (~ (c3_1 @ X0) | ~ (c0_1 @ X0) | ~ (c2_1 @ X0))) | 
% 7.57/1.69       ~ ( (c3_1 @ a296))),
% 7.57/1.69      inference('split', [status(esa)], [zip_derived_cl804])).
% 7.57/1.69  thf(zip_derived_cl622, plain,
% 7.57/1.69      ((![X1 : $i]: ( (c3_1 @ X1) | ~ (c0_1 @ X1) |  (c2_1 @ X1)))
% 7.57/1.69         <= ((![X1 : $i]: ( (c3_1 @ X1) | ~ (c0_1 @ X1) |  (c2_1 @ X1))))),
% 7.57/1.69      inference('split', [status(esa)], [zip_derived_cl174])).
% 7.57/1.69  thf(zip_derived_cl447, plain, ((~ (c2_1 @ a308)) <= (~ ( (c2_1 @ a308)))),
% 7.57/1.69      inference('split', [status(esa)], [zip_derived_cl120])).
% 7.57/1.69  thf(zip_derived_cl2138, plain,
% 7.57/1.69      (((~ (c0_1 @ a308) |  (c3_1 @ a308)))
% 7.57/1.69         <= (~ ( (c2_1 @ a308)) & 
% 7.57/1.69             (![X1 : $i]: ( (c3_1 @ X1) | ~ (c0_1 @ X1) |  (c2_1 @ X1))))),
% 7.57/1.69      inference('s_sup-', [status(thm)], [zip_derived_cl622, zip_derived_cl447])).
% 7.57/1.69  thf('136', plain,
% 7.57/1.69      (~ (![X1 : $i]: ( (c3_1 @ X1) | ~ (c0_1 @ X1) |  (c2_1 @ X1))) | 
% 7.57/1.69       ( (c3_1 @ a308)) | ~ ( (c0_1 @ a308)) | ( (c2_1 @ a308))),
% 7.57/1.69      inference('split', [status(esa)], [zip_derived_cl2138])).
% 7.57/1.69  thf('137', plain, (( (c1_1 @ a296)) | ~ ( (hskp28))),
% 7.57/1.69      inference('split', [status(esa)], [zip_derived_cl52])).
% 7.57/1.69  thf('138', plain, (( (c2_1 @ a296)) | ~ ( (hskp28))),
% 7.57/1.69      inference('split', [status(esa)], [zip_derived_cl53])).
% 7.57/1.69  thf(clause55, conjecture, (~( ( c3_1 @ a296 ) | ( ~( hskp28 ) ) ))).
% 7.57/1.69  thf(zf_stmt_100, negated_conjecture, (( c3_1 @ a296 ) | ( ~( hskp28 ) )),
% 7.57/1.69    inference('cnf.neg', [status(esa)], [clause55])).
% 7.57/1.69  thf(zip_derived_cl54, plain, (( (c3_1 @ a296) | ~ (hskp28))),
% 7.57/1.69      inference('cnf', [status(esa)], [zf_stmt_100])).
% 7.57/1.69  thf('139', plain, (( (c3_1 @ a296)) | ~ ( (hskp28))),
% 7.57/1.69      inference('split', [status(esa)], [zip_derived_cl54])).
% 7.57/1.69  thf('140', plain,
% 7.57/1.69      (( (hskp28)) | ( (hskp8)) | 
% 7.57/1.69       (![X0 : $i]: (~ (c3_1 @ X0) | ~ (c1_1 @ X0) | ~ (c0_1 @ X0))) | 
% 7.57/1.69       ~ ( (ndr1_0))),
% 7.57/1.69      inference('split', [status(esa)], [zip_derived_cl165])).
% 7.57/1.69  thf('141', plain, (~ ( (c1_1 @ a293)) | ~ ( (hskp2))),
% 7.57/1.69      inference('split', [status(esa)], [zip_derived_cl134])).
% 7.57/1.69  thf(zip_derived_cl524, plain,
% 7.57/1.69      ((![X0 : $i]: (~ (c3_1 @ X0) |  (c1_1 @ X0) |  (c2_1 @ X0)))
% 7.57/1.69         <= ((![X0 : $i]: (~ (c3_1 @ X0) |  (c1_1 @ X0) |  (c2_1 @ X0))))),
% 7.57/1.69      inference('split', [status(esa)], [zip_derived_cl149])).
% 7.57/1.69  thf(zip_derived_cl475, plain, ((~ (c1_1 @ a293)) <= (~ ( (c1_1 @ a293)))),
% 7.57/1.69      inference('split', [status(esa)], [zip_derived_cl134])).
% 7.57/1.69  thf(zip_derived_cl1850, plain,
% 7.57/1.69      ((( (c2_1 @ a293) | ~ (c3_1 @ a293)))
% 7.57/1.69         <= (~ ( (c1_1 @ a293)) & 
% 7.57/1.69             (![X0 : $i]: (~ (c3_1 @ X0) |  (c1_1 @ X0) |  (c2_1 @ X0))))),
% 7.57/1.69      inference('s_sup-', [status(thm)], [zip_derived_cl524, zip_derived_cl475])).
% 7.57/1.69  thf('142', plain,
% 7.57/1.69      (( (c1_1 @ a293)) | ( (c2_1 @ a293)) | 
% 7.57/1.69       ~ (![X0 : $i]: (~ (c3_1 @ X0) |  (c1_1 @ X0) |  (c2_1 @ X0))) | 
% 7.57/1.69       ~ ( (c3_1 @ a293))),
% 7.57/1.69      inference('split', [status(esa)], [zip_derived_cl1850])).
% 7.57/1.69  thf(clause181, conjecture,
% 7.57/1.69    (~( ( hskp7 ) | ( c0_1 @ V ) | ( c0_1 @ U ) | ( ~( c2_1 @ V ) ) | 
% 7.57/1.69        ( ~( c1_1 @ V ) ) | ( ~( ndr1_0 ) ) | ( ~( c3_1 @ U ) ) | 
% 7.57/1.69        ( ~( c1_1 @ U ) ) ))).
% 7.57/1.69  thf(zf_stmt_101, negated_conjecture,
% 7.57/1.69    (( hskp7 ) | ( c0_1 @ V ) | ( c0_1 @ U ) | ( ~( c2_1 @ V ) ) | 
% 7.57/1.69     ( ~( c1_1 @ V ) ) | ( ~( ndr1_0 ) ) | ( ~( c3_1 @ U ) ) | 
% 7.57/1.69     ( ~( c1_1 @ U ) )),
% 7.57/1.69    inference('cnf.neg', [status(esa)], [clause181])).
% 7.57/1.69  thf(zip_derived_cl180, plain,
% 7.57/1.69      (![X0 : $i, X1 : $i]:
% 7.57/1.69         ( (hskp7)
% 7.57/1.69          |  (c0_1 @ X0)
% 7.57/1.69          |  (c0_1 @ X1)
% 7.57/1.69          | ~ (c2_1 @ X0)
% 7.57/1.69          | ~ (c1_1 @ X0)
% 7.57/1.69          | ~ (ndr1_0)
% 7.57/1.69          | ~ (c3_1 @ X1)
% 7.57/1.69          | ~ (c1_1 @ X1))),
% 7.57/1.69      inference('cnf', [status(esa)], [zf_stmt_101])).
% 7.57/1.69  thf('143', plain,
% 7.57/1.69      (( (hskp7)) | 
% 7.57/1.69       (![X0 : $i]: (~ (c3_1 @ X0) | ~ (c1_1 @ X0) |  (c0_1 @ X0))) | 
% 7.57/1.69       (![X0 : $i]: (~ (c1_1 @ X0) |  (c0_1 @ X0) | ~ (c2_1 @ X0))) | 
% 7.57/1.69       ~ ( (ndr1_0))),
% 7.57/1.69      inference('split', [status(esa)], [zip_derived_cl180])).
% 7.57/1.69  thf('144', plain,
% 7.57/1.69      (~ ( (c2_1 @ a332)) | ~ ( (c0_1 @ a332)) | 
% 7.57/1.69       ~ (![X0 : $i]: (~ (c1_1 @ X0) | ~ (c0_1 @ X0) | ~ (c2_1 @ X0))) | 
% 7.57/1.69       ~ ( (c1_1 @ a332))),
% 7.57/1.69      inference('split', [status(esa)], [zip_derived_cl757])).
% 7.57/1.69  thf(clause161, conjecture,
% 7.57/1.69    (~( ( hskp29 ) | ( hskp15 ) | ( c1_1 @ U ) | ( ~( ndr1_0 ) ) | 
% 7.57/1.69        ( ~( c3_1 @ U ) ) | ( ~( c0_1 @ U ) ) ))).
% 7.57/1.69  thf(zf_stmt_102, negated_conjecture,
% 7.57/1.69    (( hskp29 ) | ( hskp15 ) | ( c1_1 @ U ) | ( ~( ndr1_0 ) ) | 
% 7.57/1.69     ( ~( c3_1 @ U ) ) | ( ~( c0_1 @ U ) )),
% 7.57/1.69    inference('cnf.neg', [status(esa)], [clause161])).
% 7.57/1.69  thf(zip_derived_cl160, plain,
% 7.57/1.69      (![X0 : $i]:
% 7.57/1.69         ( (hskp29)
% 7.57/1.69          |  (hskp15)
% 7.57/1.69          |  (c1_1 @ X0)
% 7.57/1.69          | ~ (ndr1_0)
% 7.57/1.69          | ~ (c3_1 @ X0)
% 7.57/1.69          | ~ (c0_1 @ X0))),
% 7.57/1.69      inference('cnf', [status(esa)], [zf_stmt_102])).
% 7.57/1.69  thf('145', plain,
% 7.57/1.69      ((![X0 : $i]: (~ (c3_1 @ X0) |  (c1_1 @ X0) | ~ (c0_1 @ X0))) | 
% 7.57/1.69       ( (hskp15)) | ( (hskp29)) | ~ ( (ndr1_0))),
% 7.57/1.69      inference('split', [status(esa)], [zip_derived_cl160])).
% 7.57/1.69  thf(clause9, conjecture, (~( ( ndr1_0 ) | ( ~( hskp23 ) ) ))).
% 7.57/1.69  thf(zf_stmt_103, negated_conjecture, (( ndr1_0 ) | ( ~( hskp23 ) )),
% 7.57/1.69    inference('cnf.neg', [status(esa)], [clause9])).
% 7.57/1.69  thf(zip_derived_cl8, plain, (( (ndr1_0) | ~ (hskp23))),
% 7.57/1.69      inference('cnf', [status(esa)], [zf_stmt_103])).
% 7.57/1.69  thf('146', plain, (( (ndr1_0)) | ~ ( (hskp23))),
% 7.57/1.69      inference('split', [status(esa)], [zip_derived_cl8])).
% 7.57/1.69  thf(clause29, conjecture, (~( ( ndr1_0 ) | ( ~( hskp3 ) ) ))).
% 7.57/1.69  thf(zf_stmt_104, negated_conjecture, (( ndr1_0 ) | ( ~( hskp3 ) )),
% 7.57/1.69    inference('cnf.neg', [status(esa)], [clause29])).
% 7.57/1.69  thf(zip_derived_cl28, plain, (( (ndr1_0) | ~ (hskp3))),
% 7.57/1.69      inference('cnf', [status(esa)], [zf_stmt_104])).
% 7.57/1.69  thf('147', plain, (( (ndr1_0)) | ~ ( (hskp3))),
% 7.57/1.69      inference('split', [status(esa)], [zip_derived_cl28])).
% 7.57/1.69  thf(clause32, conjecture, (~( ( ndr1_0 ) | ( ~( hskp0 ) ) ))).
% 7.57/1.69  thf(zf_stmt_105, negated_conjecture, (( ndr1_0 ) | ( ~( hskp0 ) )),
% 7.57/1.69    inference('cnf.neg', [status(esa)], [clause32])).
% 7.57/1.69  thf(zip_derived_cl31, plain, (( (ndr1_0) | ~ (hskp0))),
% 7.57/1.69      inference('cnf', [status(esa)], [zf_stmt_105])).
% 7.57/1.69  thf('148', plain, (( (ndr1_0)) | ~ ( (hskp0))),
% 7.57/1.69      inference('split', [status(esa)], [zip_derived_cl31])).
% 7.57/1.69  thf(clause35, conjecture, (~( ( hskp0 ) | ( hskp23 ) | ( hskp3 ) ))).
% 7.57/1.69  thf(zf_stmt_106, negated_conjecture, (( hskp0 ) | ( hskp23 ) | ( hskp3 )),
% 7.57/1.69    inference('cnf.neg', [status(esa)], [clause35])).
% 7.57/1.69  thf(zip_derived_cl34, plain, (( (hskp0) |  (hskp23) |  (hskp3))),
% 7.57/1.69      inference('cnf', [status(esa)], [zf_stmt_106])).
% 7.57/1.69  thf('149', plain, (( (hskp0)) | ( (hskp23)) | ( (hskp3))),
% 7.57/1.69      inference('split', [status(esa)], [zip_derived_cl34])).
% 7.57/1.69  thf('150', plain,
% 7.57/1.69      (( (hskp23)) | 
% 7.57/1.69       (![X0 : $i]: ( (c3_1 @ X0) |  (c1_1 @ X0) | ~ (c2_1 @ X0))) | 
% 7.57/1.69       ~ ( (ndr1_0)) | ( (hskp8))),
% 7.57/1.69      inference('split', [status(esa)], [zip_derived_cl151])).
% 7.57/1.69  thf(zip_derived_cl532, plain,
% 7.57/1.69      ((![X0 : $i]: ( (c3_1 @ X0) |  (c1_1 @ X0) | ~ (c2_1 @ X0)))
% 7.57/1.69         <= ((![X0 : $i]: ( (c3_1 @ X0) |  (c1_1 @ X0) | ~ (c2_1 @ X0))))),
% 7.57/1.69      inference('split', [status(esa)], [zip_derived_cl151])).
% 7.57/1.69  thf(zip_derived_cl449, plain, ((~ (c1_1 @ a307)) <= (~ ( (c1_1 @ a307)))),
% 7.57/1.69      inference('split', [status(esa)], [zip_derived_cl121])).
% 7.57/1.69  thf(zip_derived_cl2022, plain,
% 7.57/1.69      (((~ (c2_1 @ a307) |  (c3_1 @ a307)))
% 7.57/1.69         <= (~ ( (c1_1 @ a307)) & 
% 7.57/1.69             (![X0 : $i]: ( (c3_1 @ X0) |  (c1_1 @ X0) | ~ (c2_1 @ X0))))),
% 7.57/1.69      inference('s_sup-', [status(thm)], [zip_derived_cl532, zip_derived_cl449])).
% 7.57/1.69  thf('151', plain,
% 7.57/1.69      (~ ( (c2_1 @ a307)) | ( (c1_1 @ a307)) | 
% 7.57/1.69       ~ (![X0 : $i]: ( (c3_1 @ X0) |  (c1_1 @ X0) | ~ (c2_1 @ X0))) | 
% 7.57/1.69       ( (c3_1 @ a307))),
% 7.57/1.69      inference('split', [status(esa)], [zip_derived_cl2022])).
% 7.57/1.69  thf(clause20, conjecture, (~( ( ndr1_0 ) | ( ~( hskp12 ) ) ))).
% 7.57/1.69  thf(zf_stmt_107, negated_conjecture, (( ndr1_0 ) | ( ~( hskp12 ) )),
% 7.57/1.69    inference('cnf.neg', [status(esa)], [clause20])).
% 7.57/1.69  thf(zip_derived_cl19, plain, (( (ndr1_0) | ~ (hskp12))),
% 7.57/1.69      inference('cnf', [status(esa)], [zf_stmt_107])).
% 7.57/1.69  thf('152', plain, (( (ndr1_0)) | ~ ( (hskp12))),
% 7.57/1.69      inference('split', [status(esa)], [zip_derived_cl19])).
% 7.57/1.69  thf(clause71, conjecture, (~( ( c2_1 @ a307 ) | ( ~( hskp12 ) ) ))).
% 7.57/1.69  thf(zf_stmt_108, negated_conjecture, (( c2_1 @ a307 ) | ( ~( hskp12 ) )),
% 7.57/1.69    inference('cnf.neg', [status(esa)], [clause71])).
% 7.57/1.69  thf(zip_derived_cl70, plain, (( (c2_1 @ a307) | ~ (hskp12))),
% 7.57/1.69      inference('cnf', [status(esa)], [zf_stmt_108])).
% 7.57/1.69  thf('153', plain, (( (c2_1 @ a307)) | ~ ( (hskp12))),
% 7.57/1.69      inference('split', [status(esa)], [zip_derived_cl70])).
% 7.57/1.69  thf('154', plain, (~ ( (c1_1 @ a307)) | ~ ( (hskp12))),
% 7.57/1.69      inference('split', [status(esa)], [zip_derived_cl121])).
% 7.57/1.69  thf(clause123, conjecture, (~( ( ~( hskp12 ) ) | ( ~( c3_1 @ a307 ) ) ))).
% 7.57/1.69  thf(zf_stmt_109, negated_conjecture,
% 7.57/1.69    (( ~( hskp12 ) ) | ( ~( c3_1 @ a307 ) )),
% 7.57/1.69    inference('cnf.neg', [status(esa)], [clause123])).
% 7.57/1.69  thf(zip_derived_cl122, plain, ((~ (hskp12) | ~ (c3_1 @ a307))),
% 7.57/1.69      inference('cnf', [status(esa)], [zf_stmt_109])).
% 7.57/1.69  thf('155', plain, (~ ( (c3_1 @ a307)) | ~ ( (hskp12))),
% 7.57/1.69      inference('split', [status(esa)], [zip_derived_cl122])).
% 7.57/1.69  thf(zip_derived_cl359, plain, (( (c1_1 @ a304)) <= (( (c1_1 @ a304)))),
% 7.57/1.69      inference('split', [status(esa)], [zip_derived_cl76])).
% 7.57/1.69  thf(zip_derived_cl586, plain,
% 7.57/1.69      ((![X0 : $i]: (~ (c3_1 @ X0) | ~ (c1_1 @ X0) | ~ (c0_1 @ X0)))
% 7.57/1.69         <= ((![X0 : $i]: (~ (c3_1 @ X0) | ~ (c1_1 @ X0) | ~ (c0_1 @ X0))))),
% 7.57/1.69      inference('split', [status(esa)], [zip_derived_cl165])).
% 7.57/1.69  thf(zip_derived_cl905, plain,
% 7.57/1.69      (((~ (c3_1 @ a304) | ~ (c0_1 @ a304)))
% 7.57/1.69         <= (( (c1_1 @ a304)) & 
% 7.57/1.69             (![X0 : $i]: (~ (c3_1 @ X0) | ~ (c1_1 @ X0) | ~ (c0_1 @ X0))))),
% 7.57/1.69      inference('s_sup-', [status(thm)], [zip_derived_cl359, zip_derived_cl586])).
% 7.57/1.69  thf('156', plain,
% 7.57/1.69      (~ (![X0 : $i]: (~ (c3_1 @ X0) | ~ (c1_1 @ X0) | ~ (c0_1 @ X0))) | 
% 7.57/1.69       ~ ( (c3_1 @ a304)) | ~ ( (c0_1 @ a304)) | ~ ( (c1_1 @ a304))),
% 7.57/1.69      inference('split', [status(esa)], [zip_derived_cl905])).
% 7.57/1.69  thf(clause76, conjecture, (~( ( c0_1 @ a304 ) | ( ~( hskp9 ) ) ))).
% 7.57/1.69  thf(zf_stmt_110, negated_conjecture, (( c0_1 @ a304 ) | ( ~( hskp9 ) )),
% 7.57/1.69    inference('cnf.neg', [status(esa)], [clause76])).
% 7.57/1.69  thf(zip_derived_cl75, plain, (( (c0_1 @ a304) | ~ (hskp9))),
% 7.57/1.69      inference('cnf', [status(esa)], [zf_stmt_110])).
% 7.57/1.69  thf('157', plain, (( (c0_1 @ a304)) | ~ ( (hskp9))),
% 7.57/1.69      inference('split', [status(esa)], [zip_derived_cl75])).
% 7.57/1.69  thf('158', plain, (( (c1_1 @ a304)) | ~ ( (hskp9))),
% 7.57/1.69      inference('split', [status(esa)], [zip_derived_cl76])).
% 7.57/1.69  thf(clause74, conjecture, (~( ( c1_1 @ a305 ) | ( ~( hskp10 ) ) ))).
% 7.57/1.69  thf(zf_stmt_111, negated_conjecture, (( c1_1 @ a305 ) | ( ~( hskp10 ) )),
% 7.57/1.69    inference('cnf.neg', [status(esa)], [clause74])).
% 7.57/1.69  thf(zip_derived_cl73, plain, (( (c1_1 @ a305) | ~ (hskp10))),
% 7.57/1.69      inference('cnf', [status(esa)], [zf_stmt_111])).
% 7.57/1.69  thf('159', plain, (( (c1_1 @ a305)) | ~ ( (hskp10))),
% 7.57/1.69      inference('split', [status(esa)], [zip_derived_cl73])).
% 7.57/1.69  thf(clause75, conjecture, (~( ( c2_1 @ a305 ) | ( ~( hskp10 ) ) ))).
% 7.57/1.69  thf(zf_stmt_112, negated_conjecture, (( c2_1 @ a305 ) | ( ~( hskp10 ) )),
% 7.57/1.69    inference('cnf.neg', [status(esa)], [clause75])).
% 7.57/1.69  thf(zip_derived_cl74, plain, (( (c2_1 @ a305) | ~ (hskp10))),
% 7.57/1.69      inference('cnf', [status(esa)], [zf_stmt_112])).
% 7.57/1.69  thf('160', plain, (~ ( (hskp10)) | ( (c2_1 @ a305))),
% 7.57/1.69      inference('split', [status(esa)], [zip_derived_cl74])).
% 7.57/1.69  thf(clause125, conjecture, (~( ( ~( hskp10 ) ) | ( ~( c3_1 @ a305 ) ) ))).
% 7.57/1.69  thf(zf_stmt_113, negated_conjecture,
% 7.57/1.69    (( ~( hskp10 ) ) | ( ~( c3_1 @ a305 ) )),
% 7.57/1.69    inference('cnf.neg', [status(esa)], [clause125])).
% 7.57/1.69  thf(zip_derived_cl124, plain, ((~ (hskp10) | ~ (c3_1 @ a305))),
% 7.57/1.69      inference('cnf', [status(esa)], [zf_stmt_113])).
% 7.57/1.69  thf('161', plain, (~ ( (hskp10)) | ~ ( (c3_1 @ a305))),
% 7.57/1.69      inference('split', [status(esa)], [zip_derived_cl124])).
% 7.57/1.69  thf(clause185, conjecture,
% 7.57/1.69    (~( ( hskp9 ) | ( c1_1 @ V ) | ( c3_1 @ U ) | ( ~( c2_1 @ V ) ) | 
% 7.57/1.69        ( ~( c0_1 @ V ) ) | ( ~( ndr1_0 ) ) | ( ~( c2_1 @ U ) ) | 
% 7.57/1.69        ( ~( c1_1 @ U ) ) ))).
% 7.57/1.69  thf(zf_stmt_114, negated_conjecture,
% 7.57/1.69    (( hskp9 ) | ( c1_1 @ V ) | ( c3_1 @ U ) | ( ~( c2_1 @ V ) ) | 
% 7.57/1.69     ( ~( c0_1 @ V ) ) | ( ~( ndr1_0 ) ) | ( ~( c2_1 @ U ) ) | 
% 7.57/1.69     ( ~( c1_1 @ U ) )),
% 7.57/1.69    inference('cnf.neg', [status(esa)], [clause185])).
% 7.57/1.69  thf(zip_derived_cl184, plain,
% 7.57/1.69      (![X0 : $i, X1 : $i]:
% 7.57/1.69         ( (hskp9)
% 7.57/1.69          |  (c1_1 @ X0)
% 7.57/1.69          |  (c3_1 @ X1)
% 7.57/1.69          | ~ (c2_1 @ X0)
% 7.57/1.69          | ~ (c0_1 @ X0)
% 7.57/1.69          | ~ (ndr1_0)
% 7.57/1.69          | ~ (c2_1 @ X1)
% 7.57/1.69          | ~ (c1_1 @ X1))),
% 7.57/1.69      inference('cnf', [status(esa)], [zf_stmt_114])).
% 7.57/1.69  thf('162', plain,
% 7.57/1.69      (( (hskp9)) | 
% 7.57/1.69       (![X1 : $i]: ( (c3_1 @ X1) | ~ (c1_1 @ X1) | ~ (c2_1 @ X1))) | 
% 7.57/1.69       ~ ( (ndr1_0)) | 
% 7.57/1.69       (![X0 : $i]: ( (c1_1 @ X0) | ~ (c0_1 @ X0) | ~ (c2_1 @ X0)))),
% 7.57/1.69      inference('split', [status(esa)], [zip_derived_cl184])).
% 7.57/1.69  thf('163', plain,
% 7.57/1.69      (( (hskp9)) | ( (hskp10)) | 
% 7.57/1.69       (![X0 : $i]: (~ (c3_1 @ X0) |  (c0_1 @ X0) |  (c2_1 @ X0))) | 
% 7.57/1.69       ~ ( (ndr1_0))),
% 7.57/1.69      inference('split', [status(esa)], [zip_derived_cl145])).
% 7.57/1.69  thf(zip_derived_cl662, plain,
% 7.57/1.69      ((![X1 : $i]: ( (c3_1 @ X1) | ~ (c1_1 @ X1) | ~ (c2_1 @ X1)))
% 7.57/1.69         <= ((![X1 : $i]: ( (c3_1 @ X1) | ~ (c1_1 @ X1) | ~ (c2_1 @ X1))))),
% 7.57/1.69      inference('split', [status(esa)], [zip_derived_cl184])).
% 7.57/1.69  thf(zip_derived_cl353, plain, (( (c1_1 @ a305)) <= (( (c1_1 @ a305)))),
% 7.57/1.69      inference('split', [status(esa)], [zip_derived_cl73])).
% 7.57/1.69  thf(zip_derived_cl1318, plain,
% 7.57/1.69      (((~ (c2_1 @ a305) |  (c3_1 @ a305)))
% 7.57/1.69         <= (( (c1_1 @ a305)) & 
% 7.57/1.69             (![X1 : $i]: ( (c3_1 @ X1) | ~ (c1_1 @ X1) | ~ (c2_1 @ X1))))),
% 7.57/1.69      inference('s_sup+', [status(thm)], [zip_derived_cl662, zip_derived_cl353])).
% 7.57/1.69  thf('164', plain,
% 7.57/1.69      (( (c3_1 @ a305)) | ~ ( (c1_1 @ a305)) | 
% 7.57/1.69       ~ (![X1 : $i]: ( (c3_1 @ X1) | ~ (c1_1 @ X1) | ~ (c2_1 @ X1))) | 
% 7.57/1.69       ~ ( (c2_1 @ a305))),
% 7.57/1.69      inference('split', [status(esa)], [zip_derived_cl1318])).
% 7.57/1.69  thf('165', plain,
% 7.57/1.69      (( (hskp7)) | 
% 7.57/1.69       (![X1 : $i]: ( (c3_1 @ X1) | ~ (c1_1 @ X1) | ~ (c0_1 @ X1))) | 
% 7.57/1.69       (![X0 : $i]: ( (c1_1 @ X0) | ~ (c0_1 @ X0) | ~ (c2_1 @ X0))) | 
% 7.57/1.69       ~ ( (ndr1_0))),
% 7.57/1.69      inference('split', [status(esa)], [zip_derived_cl183])).
% 7.57/1.69  thf(zip_derived_cl528, plain,
% 7.57/1.69      ((![X0 : $i]: ( (c3_1 @ X0) |  (c1_1 @ X0) | ~ (c0_1 @ X0)))
% 7.57/1.69         <= ((![X0 : $i]: ( (c3_1 @ X0) |  (c1_1 @ X0) | ~ (c0_1 @ X0))))),
% 7.57/1.69      inference('split', [status(esa)], [zip_derived_cl150])).
% 7.57/1.69  thf(zip_derived_cl427, plain, ((~ (c1_1 @ a325)) <= (~ ( (c1_1 @ a325)))),
% 7.57/1.69      inference('split', [status(esa)], [zip_derived_cl110])).
% 7.57/1.69  thf(zip_derived_cl1903, plain,
% 7.57/1.69      (((~ (c0_1 @ a325) |  (c3_1 @ a325)))
% 7.57/1.69         <= (~ ( (c1_1 @ a325)) & 
% 7.57/1.69             (![X0 : $i]: ( (c3_1 @ X0) |  (c1_1 @ X0) | ~ (c0_1 @ X0))))),
% 7.57/1.69      inference('s_sup-', [status(thm)], [zip_derived_cl528, zip_derived_cl427])).
% 7.57/1.69  thf('166', plain,
% 7.57/1.69      (~ (![X0 : $i]: ( (c3_1 @ X0) |  (c1_1 @ X0) | ~ (c0_1 @ X0))) | 
% 7.57/1.69       ( (c1_1 @ a325)) | ( (c3_1 @ a325)) | ~ ( (c0_1 @ a325))),
% 7.57/1.69      inference('split', [status(esa)], [zip_derived_cl1903])).
% 7.57/1.69  thf(zip_derived_cl496, plain,
% 7.57/1.69      ((![X0 : $i]: ( (c3_1 @ X0) |  (c1_1 @ X0) |  (c2_1 @ X0)))
% 7.57/1.69         <= ((![X0 : $i]: ( (c3_1 @ X0) |  (c1_1 @ X0) |  (c2_1 @ X0))))),
% 7.57/1.69      inference('split', [status(esa)], [zip_derived_cl142])).
% 7.57/1.69  thf(zip_derived_cl427, plain, ((~ (c1_1 @ a325)) <= (~ ( (c1_1 @ a325)))),
% 7.57/1.69      inference('split', [status(esa)], [zip_derived_cl110])).
% 7.57/1.69  thf(zip_derived_cl1167, plain,
% 7.57/1.69      ((( (c2_1 @ a325) |  (c3_1 @ a325)))
% 7.57/1.69         <= (~ ( (c1_1 @ a325)) & 
% 7.57/1.69             (![X0 : $i]: ( (c3_1 @ X0) |  (c1_1 @ X0) |  (c2_1 @ X0))))),
% 7.57/1.69      inference('s_sup-', [status(thm)], [zip_derived_cl496, zip_derived_cl427])).
% 7.57/1.69  thf('167', plain,
% 7.57/1.69      (~ (![X0 : $i]: ( (c3_1 @ X0) |  (c1_1 @ X0) |  (c2_1 @ X0))) | 
% 7.57/1.69       ( (c2_1 @ a325)) | ( (c3_1 @ a325)) | ( (c1_1 @ a325))),
% 7.57/1.69      inference('split', [status(esa)], [zip_derived_cl1167])).
% 7.57/1.69  thf('168', plain,
% 7.57/1.69      (~ (![X0 : $i]: ( (c1_1 @ X0) | ~ (c0_1 @ X0) | ~ (c2_1 @ X0))) | 
% 7.57/1.69       ~ ( (c2_1 @ a325)) | ( (c1_1 @ a325)) | ~ ( (c0_1 @ a325))),
% 7.57/1.69      inference('split', [status(esa)], [zip_derived_cl1483])).
% 7.57/1.69  thf(clause64, conjecture, (~( ( c0_1 @ a325 ) | ( ~( hskp18 ) ) ))).
% 7.57/1.69  thf(zf_stmt_115, negated_conjecture, (( c0_1 @ a325 ) | ( ~( hskp18 ) )),
% 7.57/1.69    inference('cnf.neg', [status(esa)], [clause64])).
% 7.57/1.69  thf(zip_derived_cl63, plain, (( (c0_1 @ a325) | ~ (hskp18))),
% 7.57/1.69      inference('cnf', [status(esa)], [zf_stmt_115])).
% 7.57/1.69  thf('169', plain, (( (c0_1 @ a325)) | ~ ( (hskp18))),
% 7.57/1.69      inference('split', [status(esa)], [zip_derived_cl63])).
% 7.57/1.69  thf('170', plain, (~ ( (c1_1 @ a325)) | ~ ( (hskp18))),
% 7.57/1.69      inference('split', [status(esa)], [zip_derived_cl110])).
% 7.57/1.69  thf(clause112, conjecture, (~( ( ~( hskp18 ) ) | ( ~( c3_1 @ a325 ) ) ))).
% 7.57/1.69  thf(zf_stmt_116, negated_conjecture,
% 7.57/1.69    (( ~( hskp18 ) ) | ( ~( c3_1 @ a325 ) )),
% 7.57/1.69    inference('cnf.neg', [status(esa)], [clause112])).
% 7.57/1.69  thf(zip_derived_cl111, plain, ((~ (hskp18) | ~ (c3_1 @ a325))),
% 7.57/1.69      inference('cnf', [status(esa)], [zf_stmt_116])).
% 7.57/1.69  thf('171', plain, (~ ( (c3_1 @ a325)) | ~ ( (hskp18))),
% 7.57/1.69      inference('split', [status(esa)], [zip_derived_cl111])).
% 7.57/1.69  thf(zip_derived_cl496, plain,
% 7.57/1.69      ((![X0 : $i]: ( (c3_1 @ X0) |  (c1_1 @ X0) |  (c2_1 @ X0)))
% 7.57/1.69         <= ((![X0 : $i]: ( (c3_1 @ X0) |  (c1_1 @ X0) |  (c2_1 @ X0))))),
% 7.57/1.69      inference('split', [status(esa)], [zip_derived_cl142])).
% 7.57/1.69  thf(zip_derived_cl445, plain, ((~ (c1_1 @ a308)) <= (~ ( (c1_1 @ a308)))),
% 7.57/1.69      inference('split', [status(esa)], [zip_derived_cl119])).
% 7.57/1.69  thf(zip_derived_cl1168, plain,
% 7.57/1.69      ((( (c2_1 @ a308) |  (c3_1 @ a308)))
% 7.57/1.69         <= (~ ( (c1_1 @ a308)) & 
% 7.57/1.69             (![X0 : $i]: ( (c3_1 @ X0) |  (c1_1 @ X0) |  (c2_1 @ X0))))),
% 7.57/1.69      inference('s_sup-', [status(thm)], [zip_derived_cl496, zip_derived_cl445])).
% 7.57/1.69  thf('172', plain,
% 7.57/1.69      (~ (![X0 : $i]: ( (c3_1 @ X0) |  (c1_1 @ X0) |  (c2_1 @ X0))) | 
% 7.57/1.69       ( (c3_1 @ a308)) | ( (c2_1 @ a308)) | ( (c1_1 @ a308))),
% 7.57/1.69      inference('split', [status(esa)], [zip_derived_cl1168])).
% 7.57/1.69  thf(zip_derived_cl485, plain,
% 7.57/1.69      ((![X0 : $i]: ( (c3_1 @ X0) |  (c1_1 @ X0) |  (c0_1 @ X0)))
% 7.57/1.69         <= ((![X0 : $i]: ( (c3_1 @ X0) |  (c1_1 @ X0) |  (c0_1 @ X0))))),
% 7.57/1.69      inference('split', [status(esa)], [zip_derived_cl139])).
% 7.57/1.69  thf(zip_derived_cl445, plain, ((~ (c1_1 @ a308)) <= (~ ( (c1_1 @ a308)))),
% 7.57/1.69      inference('split', [status(esa)], [zip_derived_cl119])).
% 7.57/1.69  thf(zip_derived_cl971, plain,
% 7.57/1.69      ((( (c0_1 @ a308) |  (c3_1 @ a308)))
% 7.57/1.69         <= (~ ( (c1_1 @ a308)) & 
% 7.57/1.69             (![X0 : $i]: ( (c3_1 @ X0) |  (c1_1 @ X0) |  (c0_1 @ X0))))),
% 7.57/1.69      inference('s_sup-', [status(thm)], [zip_derived_cl485, zip_derived_cl445])).
% 7.57/1.69  thf(zip_derived_cl1877, plain, (( (c3_1 @ a308)) <= (( (c3_1 @ a308)))),
% 7.57/1.69      inference('split', [status(esa)], [zip_derived_cl971])).
% 7.57/1.69  thf(zip_derived_cl586, plain,
% 7.57/1.69      ((![X0 : $i]: (~ (c3_1 @ X0) | ~ (c1_1 @ X0) | ~ (c0_1 @ X0)))
% 7.57/1.69         <= ((![X0 : $i]: (~ (c3_1 @ X0) | ~ (c1_1 @ X0) | ~ (c0_1 @ X0))))),
% 7.57/1.69      inference('split', [status(esa)], [zip_derived_cl165])).
% 7.57/1.69  thf(zip_derived_cl563, plain,
% 7.57/1.69      ((![X0 : $i]: (~ (c3_1 @ X0) |  (c1_1 @ X0) | ~ (c0_1 @ X0)))
% 7.57/1.69         <= ((![X0 : $i]: (~ (c3_1 @ X0) |  (c1_1 @ X0) | ~ (c0_1 @ X0))))),
% 7.57/1.69      inference('split', [status(esa)], [zip_derived_cl159])).
% 7.57/1.69  thf(zip_derived_cl1537, plain,
% 7.57/1.69      ((![X0 : $i]:
% 7.57/1.69          (~ (c0_1 @ X0) | ~ (c3_1 @ X0) | ~ (c3_1 @ X0) | ~ (c0_1 @ X0)))
% 7.57/1.69         <= ((![X0 : $i]: (~ (c3_1 @ X0) |  (c1_1 @ X0) | ~ (c0_1 @ X0))) & 
% 7.57/1.69             (![X0 : $i]: (~ (c3_1 @ X0) | ~ (c1_1 @ X0) | ~ (c0_1 @ X0))))),
% 7.57/1.69      inference('s_sup+', [status(thm)], [zip_derived_cl586, zip_derived_cl563])).
% 7.57/1.69  thf(zip_derived_cl1544, plain,
% 7.57/1.69      ((![X0 : $i]: (~ (c3_1 @ X0) | ~ (c0_1 @ X0)))
% 7.57/1.69         <= ((![X0 : $i]: (~ (c3_1 @ X0) |  (c1_1 @ X0) | ~ (c0_1 @ X0))) & 
% 7.57/1.69             (![X0 : $i]: (~ (c3_1 @ X0) | ~ (c1_1 @ X0) | ~ (c0_1 @ X0))))),
% 7.57/1.69      inference('simplify', [status(thm)], [zip_derived_cl1537])).
% 7.57/1.69  thf(zip_derived_cl2332, plain,
% 7.57/1.69      ((~ (c0_1 @ a308))
% 7.57/1.69         <= ((![X0 : $i]: (~ (c3_1 @ X0) |  (c1_1 @ X0) | ~ (c0_1 @ X0))) & 
% 7.57/1.69             (![X0 : $i]: (~ (c3_1 @ X0) | ~ (c1_1 @ X0) | ~ (c0_1 @ X0))) & 
% 7.57/1.69             ( (c3_1 @ a308)))),
% 7.57/1.69      inference('s_sup-', [status(thm)],
% 7.57/1.69                [zip_derived_cl1877, zip_derived_cl1544])).
% 7.57/1.69  thf(clause70, conjecture, (~( ( c0_1 @ a308 ) | ( ~( hskp13 ) ) ))).
% 7.57/1.69  thf(zf_stmt_117, negated_conjecture, (( c0_1 @ a308 ) | ( ~( hskp13 ) )),
% 7.57/1.69    inference('cnf.neg', [status(esa)], [clause70])).
% 7.57/1.69  thf(zip_derived_cl69, plain, (( (c0_1 @ a308) | ~ (hskp13))),
% 7.57/1.69      inference('cnf', [status(esa)], [zf_stmt_117])).
% 7.57/1.69  thf(zip_derived_cl345, plain, (( (c0_1 @ a308)) <= (( (c0_1 @ a308)))),
% 7.57/1.69      inference('split', [status(esa)], [zip_derived_cl69])).
% 7.57/1.69  thf('173', plain,
% 7.57/1.69      (~ ( (c3_1 @ a308)) | 
% 7.57/1.69       ~ (![X0 : $i]: (~ (c3_1 @ X0) | ~ (c1_1 @ X0) | ~ (c0_1 @ X0))) | 
% 7.57/1.69       ~ (![X0 : $i]: (~ (c3_1 @ X0) |  (c1_1 @ X0) | ~ (c0_1 @ X0))) | 
% 7.57/1.69       ~ ( (c0_1 @ a308))),
% 7.57/1.69      inference('s_sup+', [status(thm)],
% 7.57/1.69                [zip_derived_cl2332, zip_derived_cl345])).
% 7.57/1.69  thf('174', plain, (~ ( (c1_1 @ a308)) | ~ ( (hskp13))),
% 7.57/1.69      inference('split', [status(esa)], [zip_derived_cl119])).
% 7.57/1.69  thf('175', plain, (~ ( (c2_1 @ a308)) | ~ ( (hskp13))),
% 7.57/1.69      inference('split', [status(esa)], [zip_derived_cl120])).
% 7.57/1.69  thf(clause86, conjecture, (~( ( c0_1 @ a294 ) | ( ~( hskp3 ) ) ))).
% 7.57/1.69  thf(zf_stmt_118, negated_conjecture, (( c0_1 @ a294 ) | ( ~( hskp3 ) )),
% 7.57/1.69    inference('cnf.neg', [status(esa)], [clause86])).
% 7.57/1.69  thf(zip_derived_cl85, plain, (( (c0_1 @ a294) | ~ (hskp3))),
% 7.57/1.69      inference('cnf', [status(esa)], [zf_stmt_118])).
% 7.57/1.69  thf('176', plain, (( (c0_1 @ a294)) | ~ ( (hskp3))),
% 7.57/1.69      inference('split', [status(esa)], [zip_derived_cl85])).
% 7.57/1.69  thf('177', plain, (( (c2_1 @ a294)) | ~ ( (hskp3))),
% 7.57/1.69      inference('split', [status(esa)], [zip_derived_cl86])).
% 7.57/1.69  thf('178', plain, (~ ( (c1_1 @ a294)) | ~ ( (hskp3))),
% 7.57/1.69      inference('split', [status(esa)], [zip_derived_cl133])).
% 7.57/1.69  thf(zip_derived_cl555, plain,
% 7.57/1.69      ((![X0 : $i]: ( (c1_1 @ X0) | ~ (c0_1 @ X0) | ~ (c2_1 @ X0)))
% 7.57/1.69         <= ((![X0 : $i]: ( (c1_1 @ X0) | ~ (c0_1 @ X0) | ~ (c2_1 @ X0))))),
% 7.57/1.69      inference('split', [status(esa)], [zip_derived_cl157])).
% 7.57/1.69  thf(zip_derived_cl473, plain, ((~ (c1_1 @ a294)) <= (~ ( (c1_1 @ a294)))),
% 7.57/1.69      inference('split', [status(esa)], [zip_derived_cl133])).
% 7.57/1.69  thf(zip_derived_cl1488, plain,
% 7.57/1.69      (((~ (c2_1 @ a294) | ~ (c0_1 @ a294)))
% 7.57/1.69         <= (~ ( (c1_1 @ a294)) & 
% 7.57/1.69             (![X0 : $i]: ( (c1_1 @ X0) | ~ (c0_1 @ X0) | ~ (c2_1 @ X0))))),
% 7.57/1.69      inference('s_sup-', [status(thm)], [zip_derived_cl555, zip_derived_cl473])).
% 7.57/1.69  thf('179', plain,
% 7.57/1.69      (~ (![X0 : $i]: ( (c1_1 @ X0) | ~ (c0_1 @ X0) | ~ (c2_1 @ X0))) | 
% 7.57/1.69       ~ ( (c0_1 @ a294)) | ( (c1_1 @ a294)) | ~ ( (c2_1 @ a294))),
% 7.57/1.69      inference('split', [status(esa)], [zip_derived_cl1488])).
% 7.57/1.69  thf(clause13, conjecture, (~( ( ndr1_0 ) | ( ~( hskp19 ) ) ))).
% 7.57/1.69  thf(zf_stmt_119, negated_conjecture, (( ndr1_0 ) | ( ~( hskp19 ) )),
% 7.57/1.69    inference('cnf.neg', [status(esa)], [clause13])).
% 7.57/1.69  thf(zip_derived_cl12, plain, (( (ndr1_0) | ~ (hskp19))),
% 7.57/1.69      inference('cnf', [status(esa)], [zf_stmt_119])).
% 7.57/1.69  thf('180', plain, (( (ndr1_0)) | ~ ( (hskp19))),
% 7.57/1.69      inference('split', [status(esa)], [zip_derived_cl12])).
% 7.57/1.69  thf('181', plain, (( (c1_1 @ a337)) | ~ ( (hskp23))),
% 7.57/1.69      inference('split', [status(esa)], [zip_derived_cl58])).
% 7.57/1.69  thf(zip_derived_cl323, plain, (( (c1_1 @ a337)) <= (( (c1_1 @ a337)))),
% 7.57/1.69      inference('split', [status(esa)], [zip_derived_cl58])).
% 7.57/1.69  thf(zip_derived_cl586, plain,
% 7.57/1.69      ((![X0 : $i]: (~ (c3_1 @ X0) | ~ (c1_1 @ X0) | ~ (c0_1 @ X0)))
% 7.57/1.69         <= ((![X0 : $i]: (~ (c3_1 @ X0) | ~ (c1_1 @ X0) | ~ (c0_1 @ X0))))),
% 7.57/1.69      inference('split', [status(esa)], [zip_derived_cl165])).
% 7.57/1.69  thf(zip_derived_cl841, plain,
% 7.57/1.69      (((~ (c3_1 @ a337) | ~ (c0_1 @ a337)))
% 7.57/1.69         <= (( (c1_1 @ a337)) & 
% 7.57/1.69             (![X0 : $i]: (~ (c3_1 @ X0) | ~ (c1_1 @ X0) | ~ (c0_1 @ X0))))),
% 7.57/1.69      inference('s_sup-', [status(thm)], [zip_derived_cl323, zip_derived_cl586])).
% 7.57/1.69  thf('182', plain,
% 7.57/1.69      (~ (![X0 : $i]: (~ (c3_1 @ X0) | ~ (c1_1 @ X0) | ~ (c0_1 @ X0))) | 
% 7.57/1.69       ~ ( (c0_1 @ a337)) | ~ ( (c1_1 @ a337)) | ~ ( (c3_1 @ a337))),
% 7.57/1.69      inference('split', [status(esa)], [zip_derived_cl841])).
% 7.57/1.69  thf(clause60, conjecture, (~( ( c3_1 @ a337 ) | ( ~( hskp23 ) ) ))).
% 7.57/1.69  thf(zf_stmt_120, negated_conjecture, (( c3_1 @ a337 ) | ( ~( hskp23 ) )),
% 7.57/1.69    inference('cnf.neg', [status(esa)], [clause60])).
% 7.57/1.69  thf(zip_derived_cl59, plain, (( (c3_1 @ a337) | ~ (hskp23))),
% 7.57/1.69      inference('cnf', [status(esa)], [zf_stmt_120])).
% 7.57/1.69  thf('183', plain, (( (c3_1 @ a337)) | ~ ( (hskp23))),
% 7.57/1.69      inference('split', [status(esa)], [zip_derived_cl59])).
% 7.57/1.69  thf('184', plain, (~ ( (c2_1 @ a337)) | ~ ( (hskp23))),
% 7.57/1.69      inference('split', [status(esa)], [zip_derived_cl100])).
% 7.57/1.69  thf(clause41, conjecture, (~( ( hskp2 ) | ( hskp12 ) | ( hskp23 ) ))).
% 7.57/1.69  thf(zf_stmt_121, negated_conjecture, (( hskp2 ) | ( hskp12 ) | ( hskp23 )),
% 7.57/1.69    inference('cnf.neg', [status(esa)], [clause41])).
% 7.57/1.69  thf(zip_derived_cl40, plain, (( (hskp2) |  (hskp12) |  (hskp23))),
% 7.57/1.69      inference('cnf', [status(esa)], [zf_stmt_121])).
% 7.57/1.69  thf('185', plain, (( (hskp23)) | ( (hskp2)) | ( (hskp12))),
% 7.57/1.69      inference('split', [status(esa)], [zip_derived_cl40])).
% 7.57/1.69  thf(zip_derived_cl1544, plain,
% 7.57/1.69      ((![X0 : $i]: (~ (c3_1 @ X0) | ~ (c0_1 @ X0)))
% 7.57/1.69         <= ((![X0 : $i]: (~ (c3_1 @ X0) |  (c1_1 @ X0) | ~ (c0_1 @ X0))) & 
% 7.57/1.69             (![X0 : $i]: (~ (c3_1 @ X0) | ~ (c1_1 @ X0) | ~ (c0_1 @ X0))))),
% 7.57/1.69      inference('simplify', [status(thm)], [zip_derived_cl1537])).
% 7.57/1.69  thf(clause88, conjecture, (~( ( c3_1 @ a293 ) | ( ~( hskp2 ) ) ))).
% 7.57/1.69  thf(zf_stmt_122, negated_conjecture, (( c3_1 @ a293 ) | ( ~( hskp2 ) )),
% 7.57/1.69    inference('cnf.neg', [status(esa)], [clause88])).
% 7.57/1.69  thf(zip_derived_cl87, plain, (( (c3_1 @ a293) | ~ (hskp2))),
% 7.57/1.69      inference('cnf', [status(esa)], [zf_stmt_122])).
% 7.57/1.69  thf(zip_derived_cl381, plain, (( (c3_1 @ a293)) <= (( (c3_1 @ a293)))),
% 7.57/1.69      inference('split', [status(esa)], [zip_derived_cl87])).
% 7.57/1.69  thf(zip_derived_cl2322, plain,
% 7.57/1.69      ((~ (c0_1 @ a293))
% 7.57/1.69         <= (( (c3_1 @ a293)) & 
% 7.57/1.69             (![X0 : $i]: (~ (c3_1 @ X0) |  (c1_1 @ X0) | ~ (c0_1 @ X0))) & 
% 7.57/1.69             (![X0 : $i]: (~ (c3_1 @ X0) | ~ (c1_1 @ X0) | ~ (c0_1 @ X0))))),
% 7.57/1.69      inference('s_sup+', [status(thm)],
% 7.57/1.69                [zip_derived_cl1544, zip_derived_cl381])).
% 7.57/1.69  thf(zip_derived_cl485, plain,
% 7.57/1.69      ((![X0 : $i]: ( (c3_1 @ X0) |  (c1_1 @ X0) |  (c0_1 @ X0)))
% 7.57/1.69         <= ((![X0 : $i]: ( (c3_1 @ X0) |  (c1_1 @ X0) |  (c0_1 @ X0))))),
% 7.57/1.69      inference('split', [status(esa)], [zip_derived_cl139])).
% 7.57/1.69  thf(zip_derived_cl475, plain, ((~ (c1_1 @ a293)) <= (~ ( (c1_1 @ a293)))),
% 7.57/1.69      inference('split', [status(esa)], [zip_derived_cl134])).
% 7.57/1.69  thf(zip_derived_cl976, plain,
% 7.57/1.69      ((( (c0_1 @ a293) |  (c3_1 @ a293)))
% 7.57/1.69         <= (~ ( (c1_1 @ a293)) & 
% 7.57/1.69             (![X0 : $i]: ( (c3_1 @ X0) |  (c1_1 @ X0) |  (c0_1 @ X0))))),
% 7.57/1.69      inference('s_sup-', [status(thm)], [zip_derived_cl485, zip_derived_cl475])).
% 7.57/1.69  thf(zip_derived_cl2189, plain, (( (c0_1 @ a293)) <= (( (c0_1 @ a293)))),
% 7.57/1.69      inference('split', [status(esa)], [zip_derived_cl976])).
% 7.57/1.69  thf('186', plain,
% 7.57/1.69      (~ ( (c0_1 @ a293)) | 
% 7.57/1.69       ~ (![X0 : $i]: (~ (c3_1 @ X0) | ~ (c1_1 @ X0) | ~ (c0_1 @ X0))) | 
% 7.57/1.69       ~ (![X0 : $i]: (~ (c3_1 @ X0) |  (c1_1 @ X0) | ~ (c0_1 @ X0))) | 
% 7.57/1.69       ~ ( (c3_1 @ a293))),
% 7.57/1.69      inference('s_sup+', [status(thm)],
% 7.57/1.69                [zip_derived_cl2322, zip_derived_cl2189])).
% 7.57/1.69  thf('187', plain, (( (c3_1 @ a293)) | ~ ( (hskp2))),
% 7.57/1.69      inference('split', [status(esa)], [zip_derived_cl87])).
% 7.57/1.69  thf('188', plain, (~ ( (c2_1 @ a293)) | ~ ( (hskp2))),
% 7.57/1.69      inference('split', [status(esa)], [zip_derived_cl135])).
% 7.57/1.69  thf(zip_derived_cl508, plain,
% 7.57/1.69      ((![X0 : $i]: (~ (c3_1 @ X0) |  (c0_1 @ X0) |  (c2_1 @ X0)))
% 7.57/1.69         <= ((![X0 : $i]: (~ (c3_1 @ X0) |  (c0_1 @ X0) |  (c2_1 @ X0))))),
% 7.57/1.69      inference('split', [status(esa)], [zip_derived_cl145])).
% 7.57/1.69  thf(zip_derived_cl477, plain, ((~ (c2_1 @ a293)) <= (~ ( (c2_1 @ a293)))),
% 7.57/1.69      inference('split', [status(esa)], [zip_derived_cl135])).
% 7.57/1.69  thf(zip_derived_cl1450, plain,
% 7.57/1.69      ((( (c0_1 @ a293) | ~ (c3_1 @ a293)))
% 7.57/1.69         <= (~ ( (c2_1 @ a293)) & 
% 7.57/1.69             (![X0 : $i]: (~ (c3_1 @ X0) |  (c0_1 @ X0) |  (c2_1 @ X0))))),
% 7.57/1.69      inference('s_sup-', [status(thm)], [zip_derived_cl508, zip_derived_cl477])).
% 7.57/1.69  thf('189', plain,
% 7.57/1.69      (~ (![X0 : $i]: (~ (c3_1 @ X0) |  (c0_1 @ X0) |  (c2_1 @ X0))) | 
% 7.57/1.69       ( (c0_1 @ a293)) | ( (c2_1 @ a293)) | ~ ( (c3_1 @ a293))),
% 7.57/1.69      inference('split', [status(esa)], [zip_derived_cl1450])).
% 7.57/1.69  thf(zip_derived_cl508, plain,
% 7.57/1.69      ((![X0 : $i]: (~ (c3_1 @ X0) |  (c0_1 @ X0) |  (c2_1 @ X0)))
% 7.57/1.69         <= ((![X0 : $i]: (~ (c3_1 @ X0) |  (c0_1 @ X0) |  (c2_1 @ X0))))),
% 7.57/1.69      inference('split', [status(esa)], [zip_derived_cl145])).
% 7.57/1.69  thf(zip_derived_cl407, plain, ((~ (c2_1 @ a337)) <= (~ ( (c2_1 @ a337)))),
% 7.57/1.69      inference('split', [status(esa)], [zip_derived_cl100])).
% 7.57/1.69  thf(zip_derived_cl1440, plain,
% 7.57/1.69      ((( (c0_1 @ a337) | ~ (c3_1 @ a337)))
% 7.57/1.69         <= (~ ( (c2_1 @ a337)) & 
% 7.57/1.69             (![X0 : $i]: (~ (c3_1 @ X0) |  (c0_1 @ X0) |  (c2_1 @ X0))))),
% 7.57/1.69      inference('s_sup-', [status(thm)], [zip_derived_cl508, zip_derived_cl407])).
% 7.57/1.69  thf('190', plain,
% 7.57/1.69      (~ (![X0 : $i]: (~ (c3_1 @ X0) |  (c0_1 @ X0) |  (c2_1 @ X0))) | 
% 7.57/1.69       ( (c0_1 @ a337)) | ( (c2_1 @ a337)) | ~ ( (c3_1 @ a337))),
% 7.57/1.69      inference('split', [status(esa)], [zip_derived_cl1440])).
% 7.57/1.69  thf(clause37, conjecture, (~( ( hskp12 ) | ( hskp19 ) | ( hskp7 ) ))).
% 7.57/1.69  thf(zf_stmt_123, negated_conjecture, (( hskp12 ) | ( hskp19 ) | ( hskp7 )),
% 7.57/1.69    inference('cnf.neg', [status(esa)], [clause37])).
% 7.57/1.69  thf(zip_derived_cl36, plain, (( (hskp12) |  (hskp19) |  (hskp7))),
% 7.57/1.69      inference('cnf', [status(esa)], [zf_stmt_123])).
% 7.57/1.69  thf('191', plain, (( (hskp7)) | ( (hskp19)) | ( (hskp12))),
% 7.57/1.69      inference('split', [status(esa)], [zip_derived_cl36])).
% 7.57/1.69  thf(clause80, conjecture, (~( ( c0_1 @ a299 ) | ( ~( hskp7 ) ) ))).
% 7.57/1.69  thf(zf_stmt_124, negated_conjecture, (( c0_1 @ a299 ) | ( ~( hskp7 ) )),
% 7.57/1.69    inference('cnf.neg', [status(esa)], [clause80])).
% 7.57/1.69  thf(zip_derived_cl79, plain, (( (c0_1 @ a299) | ~ (hskp7))),
% 7.57/1.69      inference('cnf', [status(esa)], [zf_stmt_124])).
% 7.57/1.69  thf('192', plain, (( (c0_1 @ a299)) | ~ ( (hskp7))),
% 7.57/1.69      inference('split', [status(esa)], [zip_derived_cl79])).
% 7.57/1.69  thf(clause81, conjecture, (~( ( c3_1 @ a299 ) | ( ~( hskp7 ) ) ))).
% 7.57/1.69  thf(zf_stmt_125, negated_conjecture, (( c3_1 @ a299 ) | ( ~( hskp7 ) )),
% 7.57/1.69    inference('cnf.neg', [status(esa)], [clause81])).
% 7.57/1.69  thf(zip_derived_cl80, plain, (( (c3_1 @ a299) | ~ (hskp7))),
% 7.57/1.69      inference('cnf', [status(esa)], [zf_stmt_125])).
% 7.57/1.69  thf('193', plain, (( (c3_1 @ a299)) | ~ ( (hskp7))),
% 7.57/1.69      inference('split', [status(esa)], [zip_derived_cl80])).
% 7.57/1.69  thf(zip_derived_cl1544, plain,
% 7.57/1.69      ((![X0 : $i]: (~ (c3_1 @ X0) | ~ (c0_1 @ X0)))
% 7.57/1.69         <= ((![X0 : $i]: (~ (c3_1 @ X0) |  (c1_1 @ X0) | ~ (c0_1 @ X0))) & 
% 7.57/1.69             (![X0 : $i]: (~ (c3_1 @ X0) | ~ (c1_1 @ X0) | ~ (c0_1 @ X0))))),
% 7.57/1.69      inference('simplify', [status(thm)], [zip_derived_cl1537])).
% 7.57/1.69  thf(zip_derived_cl367, plain, (( (c3_1 @ a299)) <= (( (c3_1 @ a299)))),
% 7.57/1.69      inference('split', [status(esa)], [zip_derived_cl80])).
% 7.57/1.69  thf(zip_derived_cl2321, plain,
% 7.57/1.69      ((~ (c0_1 @ a299))
% 7.57/1.69         <= (( (c3_1 @ a299)) & 
% 7.57/1.69             (![X0 : $i]: (~ (c3_1 @ X0) |  (c1_1 @ X0) | ~ (c0_1 @ X0))) & 
% 7.57/1.69             (![X0 : $i]: (~ (c3_1 @ X0) | ~ (c1_1 @ X0) | ~ (c0_1 @ X0))))),
% 7.57/1.69      inference('s_sup+', [status(thm)],
% 7.57/1.69                [zip_derived_cl1544, zip_derived_cl367])).
% 7.57/1.69  thf(zip_derived_cl365, plain, (( (c0_1 @ a299)) <= (( (c0_1 @ a299)))),
% 7.57/1.69      inference('split', [status(esa)], [zip_derived_cl79])).
% 7.57/1.69  thf('194', plain,
% 7.57/1.69      (~ (![X0 : $i]: (~ (c3_1 @ X0) | ~ (c1_1 @ X0) | ~ (c0_1 @ X0))) | 
% 7.57/1.69       ~ ( (c0_1 @ a299)) | 
% 7.57/1.69       ~ (![X0 : $i]: (~ (c3_1 @ X0) |  (c1_1 @ X0) | ~ (c0_1 @ X0))) | 
% 7.57/1.69       ~ ( (c3_1 @ a299))),
% 7.57/1.69      inference('s_sup+', [status(thm)],
% 7.57/1.69                [zip_derived_cl2321, zip_derived_cl365])).
% 7.57/1.69  thf(zip_derived_cl658, plain,
% 7.57/1.69      ((![X1 : $i]: ( (c3_1 @ X1) | ~ (c1_1 @ X1) | ~ (c0_1 @ X1)))
% 7.57/1.69         <= ((![X1 : $i]: ( (c3_1 @ X1) | ~ (c1_1 @ X1) | ~ (c0_1 @ X1))))),
% 7.57/1.69      inference('split', [status(esa)], [zip_derived_cl183])).
% 7.57/1.69  thf(zip_derived_cl359, plain, (( (c1_1 @ a304)) <= (( (c1_1 @ a304)))),
% 7.57/1.69      inference('split', [status(esa)], [zip_derived_cl76])).
% 7.57/1.69  thf(zip_derived_cl1283, plain,
% 7.57/1.69      (((~ (c0_1 @ a304) |  (c3_1 @ a304)))
% 7.57/1.69         <= (( (c1_1 @ a304)) & 
% 7.57/1.69             (![X1 : $i]: ( (c3_1 @ X1) | ~ (c1_1 @ X1) | ~ (c0_1 @ X1))))),
% 7.57/1.69      inference('s_sup+', [status(thm)], [zip_derived_cl658, zip_derived_cl359])).
% 7.57/1.69  thf('195', plain,
% 7.57/1.69      (( (c3_1 @ a304)) | 
% 7.57/1.69       ~ (![X1 : $i]: ( (c3_1 @ X1) | ~ (c1_1 @ X1) | ~ (c0_1 @ X1))) | 
% 7.57/1.69       ~ ( (c0_1 @ a304)) | ~ ( (c1_1 @ a304))),
% 7.57/1.69      inference('split', [status(esa)], [zip_derived_cl1283])).
% 7.57/1.69  thf(zip_derived_cl504, plain,
% 7.57/1.69      ((![X0 : $i]: (~ (c1_1 @ X0) |  (c0_1 @ X0) |  (c2_1 @ X0)))
% 7.57/1.69         <= ((![X0 : $i]: (~ (c1_1 @ X0) |  (c0_1 @ X0) |  (c2_1 @ X0))))),
% 7.57/1.69      inference('split', [status(esa)], [zip_derived_cl144])).
% 7.57/1.69  thf(zip_derived_cl349, plain, (( (c1_1 @ a306)) <= (( (c1_1 @ a306)))),
% 7.57/1.69      inference('split', [status(esa)], [zip_derived_cl71])).
% 7.57/1.69  thf(zip_derived_cl1367, plain,
% 7.57/1.69      ((( (c2_1 @ a306) |  (c0_1 @ a306)))
% 7.57/1.69         <= (( (c1_1 @ a306)) & 
% 7.57/1.69             (![X0 : $i]: (~ (c1_1 @ X0) |  (c0_1 @ X0) |  (c2_1 @ X0))))),
% 7.57/1.69      inference('s_sup+', [status(thm)], [zip_derived_cl504, zip_derived_cl349])).
% 7.57/1.69  thf('196', plain,
% 7.57/1.69      (( (c2_1 @ a306)) | ~ ( (c1_1 @ a306)) | 
% 7.57/1.69       ~ (![X0 : $i]: (~ (c1_1 @ X0) |  (c0_1 @ X0) |  (c2_1 @ X0))) | 
% 7.57/1.69       ( (c0_1 @ a306))),
% 7.57/1.69      inference('split', [status(esa)], [zip_derived_cl1367])).
% 7.57/1.69  thf('197', plain, (( (c0_1 @ a301)) | ~ ( (hskp29))),
% 7.57/1.69      inference('split', [status(esa)], [zip_derived_cl49])).
% 7.57/1.69  thf('198', plain, (( (c2_1 @ a301)) | ~ ( (hskp29))),
% 7.57/1.69      inference('split', [status(esa)], [zip_derived_cl50])).
% 7.57/1.69  thf(clause52, conjecture, (~( ( c3_1 @ a301 ) | ( ~( hskp29 ) ) ))).
% 7.57/1.69  thf(zf_stmt_126, negated_conjecture, (( c3_1 @ a301 ) | ( ~( hskp29 ) )),
% 7.57/1.69    inference('cnf.neg', [status(esa)], [clause52])).
% 7.57/1.69  thf(zip_derived_cl51, plain, (( (c3_1 @ a301) | ~ (hskp29))),
% 7.57/1.69      inference('cnf', [status(esa)], [zf_stmt_126])).
% 7.57/1.69  thf('199', plain, (( (c3_1 @ a301)) | ~ ( (hskp29))),
% 7.57/1.69      inference('split', [status(esa)], [zip_derived_cl51])).
% 7.57/1.69  thf(zip_derived_cl307, plain, (( (c2_1 @ a301)) <= (( (c2_1 @ a301)))),
% 7.57/1.69      inference('split', [status(esa)], [zip_derived_cl50])).
% 7.57/1.69  thf(zip_derived_cl594, plain,
% 7.57/1.69      ((![X0 : $i]: (~ (c3_1 @ X0) | ~ (c0_1 @ X0) | ~ (c2_1 @ X0)))
% 7.57/1.69         <= ((![X0 : $i]: (~ (c3_1 @ X0) | ~ (c0_1 @ X0) | ~ (c2_1 @ X0))))),
% 7.57/1.69      inference('split', [status(esa)], [zip_derived_cl167])).
% 7.57/1.69  thf(zip_derived_cl781, plain,
% 7.57/1.69      (((~ (c3_1 @ a301) | ~ (c0_1 @ a301)))
% 7.57/1.69         <= (( (c2_1 @ a301)) & 
% 7.57/1.69             (![X0 : $i]: (~ (c3_1 @ X0) | ~ (c0_1 @ X0) | ~ (c2_1 @ X0))))),
% 7.57/1.69      inference('s_sup-', [status(thm)], [zip_derived_cl307, zip_derived_cl594])).
% 7.57/1.69  thf('200', plain,
% 7.57/1.69      (~ ( (c0_1 @ a301)) | ~ ( (c3_1 @ a301)) | 
% 7.57/1.69       ~ (![X0 : $i]: (~ (c3_1 @ X0) | ~ (c0_1 @ X0) | ~ (c2_1 @ X0))) | 
% 7.57/1.69       ~ ( (c2_1 @ a301))),
% 7.57/1.69      inference('split', [status(esa)], [zip_derived_cl781])).
% 7.57/1.69  thf(zip_derived_cl662, plain,
% 7.57/1.69      ((![X1 : $i]: ( (c3_1 @ X1) | ~ (c1_1 @ X1) | ~ (c2_1 @ X1)))
% 7.57/1.69         <= ((![X1 : $i]: ( (c3_1 @ X1) | ~ (c1_1 @ X1) | ~ (c2_1 @ X1))))),
% 7.57/1.69      inference('split', [status(esa)], [zip_derived_cl184])).
% 7.57/1.69  thf(zip_derived_cl321, plain, (( (c1_1 @ a341)) <= (( (c1_1 @ a341)))),
% 7.57/1.69      inference('split', [status(esa)], [zip_derived_cl57])).
% 7.57/1.69  thf(zip_derived_cl1314, plain,
% 7.57/1.69      (((~ (c2_1 @ a341) |  (c3_1 @ a341)))
% 7.57/1.69         <= (( (c1_1 @ a341)) & 
% 7.57/1.69             (![X1 : $i]: ( (c3_1 @ X1) | ~ (c1_1 @ X1) | ~ (c2_1 @ X1))))),
% 7.57/1.69      inference('s_sup+', [status(thm)], [zip_derived_cl662, zip_derived_cl321])).
% 7.57/1.69  thf('201', plain,
% 7.57/1.69      (~ ( (c2_1 @ a341)) | 
% 7.57/1.69       ~ (![X1 : $i]: ( (c3_1 @ X1) | ~ (c1_1 @ X1) | ~ (c2_1 @ X1))) | 
% 7.57/1.69       ~ ( (c1_1 @ a341)) | ( (c3_1 @ a341))),
% 7.57/1.69      inference('split', [status(esa)], [zip_derived_cl1314])).
% 7.57/1.69  thf(clause187, conjecture,
% 7.57/1.69    (~( ( hskp4 ) | ( c2_1 @ V ) | ( ~( c1_1 @ V ) ) | ( ~( c0_1 @ V ) ) | 
% 7.57/1.69        ( ~( ndr1_0 ) ) | ( ~( c3_1 @ U ) ) | ( ~( c2_1 @ U ) ) | 
% 7.57/1.69        ( ~( c0_1 @ U ) ) ))).
% 7.57/1.69  thf(zf_stmt_127, negated_conjecture,
% 7.57/1.69    (( hskp4 ) | ( c2_1 @ V ) | ( ~( c1_1 @ V ) ) | ( ~( c0_1 @ V ) ) | 
% 7.57/1.69     ( ~( ndr1_0 ) ) | ( ~( c3_1 @ U ) ) | ( ~( c2_1 @ U ) ) | 
% 7.57/1.69     ( ~( c0_1 @ U ) )),
% 7.57/1.69    inference('cnf.neg', [status(esa)], [clause187])).
% 7.57/1.69  thf(zip_derived_cl186, plain,
% 7.57/1.69      (![X0 : $i, X1 : $i]:
% 7.57/1.69         ( (hskp4)
% 7.57/1.69          |  (c2_1 @ X0)
% 7.57/1.69          | ~ (c1_1 @ X0)
% 7.57/1.69          | ~ (c0_1 @ X0)
% 7.57/1.69          | ~ (ndr1_0)
% 7.57/1.69          | ~ (c3_1 @ X1)
% 7.57/1.69          | ~ (c2_1 @ X1)
% 7.57/1.69          | ~ (c0_1 @ X1))),
% 7.57/1.69      inference('cnf', [status(esa)], [zf_stmt_127])).
% 7.57/1.69  thf('202', plain,
% 7.57/1.69      (( (hskp4)) | 
% 7.57/1.69       (![X0 : $i]: (~ (c3_1 @ X0) | ~ (c0_1 @ X0) | ~ (c2_1 @ X0))) | 
% 7.57/1.69       (![X1 : $i]: (~ (c1_1 @ X1) | ~ (c0_1 @ X1) |  (c2_1 @ X1))) | 
% 7.57/1.69       ~ ( (ndr1_0))),
% 7.57/1.69      inference('split', [status(esa)], [zip_derived_cl186])).
% 7.57/1.69  thf(clause85, conjecture, (~( ( c0_1 @ a295 ) | ( ~( hskp4 ) ) ))).
% 7.57/1.69  thf(zf_stmt_128, negated_conjecture, (( c0_1 @ a295 ) | ( ~( hskp4 ) )),
% 7.57/1.69    inference('cnf.neg', [status(esa)], [clause85])).
% 7.57/1.69  thf(zip_derived_cl84, plain, (( (c0_1 @ a295) | ~ (hskp4))),
% 7.57/1.69      inference('cnf', [status(esa)], [zf_stmt_128])).
% 7.57/1.69  thf('203', plain, (( (c0_1 @ a295)) | ~ ( (hskp4))),
% 7.57/1.69      inference('split', [status(esa)], [zip_derived_cl84])).
% 7.57/1.69  thf(zip_derived_cl622, plain,
% 7.57/1.69      ((![X1 : $i]: ( (c3_1 @ X1) | ~ (c0_1 @ X1) |  (c2_1 @ X1)))
% 7.57/1.69         <= ((![X1 : $i]: ( (c3_1 @ X1) | ~ (c0_1 @ X1) |  (c2_1 @ X1))))),
% 7.57/1.69      inference('split', [status(esa)], [zip_derived_cl174])).
% 7.57/1.69  thf(zip_derived_cl469, plain, ((~ (c2_1 @ a295)) <= (~ ( (c2_1 @ a295)))),
% 7.57/1.69      inference('split', [status(esa)], [zip_derived_cl131])).
% 7.57/1.69  thf(zip_derived_cl2147, plain,
% 7.57/1.69      (((~ (c0_1 @ a295) |  (c3_1 @ a295)))
% 7.57/1.69         <= (~ ( (c2_1 @ a295)) & 
% 7.57/1.69             (![X1 : $i]: ( (c3_1 @ X1) | ~ (c0_1 @ X1) |  (c2_1 @ X1))))),
% 7.57/1.69      inference('s_sup-', [status(thm)], [zip_derived_cl622, zip_derived_cl469])).
% 7.57/1.69  thf('204', plain,
% 7.57/1.69      (~ (![X1 : $i]: ( (c3_1 @ X1) | ~ (c0_1 @ X1) |  (c2_1 @ X1))) | 
% 7.57/1.69       ~ ( (c0_1 @ a295)) | ( (c2_1 @ a295)) | ( (c3_1 @ a295))),
% 7.57/1.69      inference('split', [status(esa)], [zip_derived_cl2147])).
% 7.57/1.69  thf(clause193, conjecture,
% 7.57/1.69    (~( ( c3_1 @ W ) | ( c0_1 @ W ) | ( c3_1 @ V ) | ( c2_1 @ V ) | 
% 7.57/1.69        ( c2_1 @ U ) | ( ~( c2_1 @ W ) ) | ( ~( c0_1 @ V ) ) | 
% 7.57/1.69        ( ~( ndr1_0 ) ) | ( ~( c3_1 @ U ) ) | ( ~( c0_1 @ U ) ) ))).
% 7.57/1.69  thf(zf_stmt_129, negated_conjecture,
% 7.57/1.69    (( c3_1 @ W ) | ( c0_1 @ W ) | ( c3_1 @ V ) | ( c2_1 @ V ) | 
% 7.57/1.69     ( c2_1 @ U ) | ( ~( c2_1 @ W ) ) | ( ~( c0_1 @ V ) ) | ( ~( ndr1_0 ) ) | 
% 7.57/1.69     ( ~( c3_1 @ U ) ) | ( ~( c0_1 @ U ) )),
% 7.57/1.69    inference('cnf.neg', [status(esa)], [clause193])).
% 7.57/1.69  thf(zip_derived_cl192, plain,
% 7.57/1.69      (![X0 : $i, X1 : $i, X2 : $i]:
% 7.57/1.69         ( (c3_1 @ X0)
% 7.57/1.69          |  (c0_1 @ X0)
% 7.57/1.69          |  (c3_1 @ X1)
% 7.57/1.69          |  (c2_1 @ X1)
% 7.57/1.69          |  (c2_1 @ X2)
% 7.57/1.69          | ~ (c2_1 @ X0)
% 7.57/1.69          | ~ (c0_1 @ X1)
% 7.57/1.69          | ~ (ndr1_0)
% 7.57/1.69          | ~ (c3_1 @ X2)
% 7.57/1.69          | ~ (c0_1 @ X2))),
% 7.57/1.69      inference('cnf', [status(esa)], [zf_stmt_129])).
% 7.57/1.69  thf('205', plain,
% 7.57/1.69      ((![X0 : $i]: ( (c3_1 @ X0) |  (c0_1 @ X0) | ~ (c2_1 @ X0))) | 
% 7.57/1.69       (![X1 : $i]: ( (c3_1 @ X1) | ~ (c0_1 @ X1) |  (c2_1 @ X1))) | 
% 7.57/1.69       ~ ( (ndr1_0)) | 
% 7.57/1.69       (![X0 : $i]: (~ (c3_1 @ X0) | ~ (c0_1 @ X0) |  (c2_1 @ X0)))),
% 7.57/1.69      inference('split', [status(esa)], [zip_derived_cl192])).
% 7.57/1.69  thf(clause65, conjecture, (~( ( c2_1 @ a315 ) | ( ~( hskp16 ) ) ))).
% 7.57/1.69  thf(zf_stmt_130, negated_conjecture, (( c2_1 @ a315 ) | ( ~( hskp16 ) )),
% 7.57/1.69    inference('cnf.neg', [status(esa)], [clause65])).
% 7.57/1.69  thf(zip_derived_cl64, plain, (( (c2_1 @ a315) | ~ (hskp16))),
% 7.57/1.69      inference('cnf', [status(esa)], [zf_stmt_130])).
% 7.57/1.69  thf('206', plain, (( (c2_1 @ a315)) | ~ ( (hskp16))),
% 7.57/1.69      inference('split', [status(esa)], [zip_derived_cl64])).
% 7.57/1.69  thf(clause116, conjecture, (~( ( ~( hskp16 ) ) | ( ~( c0_1 @ a315 ) ) ))).
% 7.57/1.69  thf(zf_stmt_131, negated_conjecture,
% 7.57/1.69    (( ~( hskp16 ) ) | ( ~( c0_1 @ a315 ) )),
% 7.57/1.69    inference('cnf.neg', [status(esa)], [clause116])).
% 7.57/1.69  thf(zip_derived_cl115, plain, ((~ (hskp16) | ~ (c0_1 @ a315))),
% 7.57/1.69      inference('cnf', [status(esa)], [zf_stmt_131])).
% 7.57/1.69  thf('207', plain, (~ ( (hskp16)) | ~ ( (c0_1 @ a315))),
% 7.57/1.69      inference('split', [status(esa)], [zip_derived_cl115])).
% 7.57/1.69  thf(clause117, conjecture, (~( ( ~( hskp16 ) ) | ( ~( c3_1 @ a315 ) ) ))).
% 7.57/1.69  thf(zf_stmt_132, negated_conjecture,
% 7.57/1.69    (( ~( hskp16 ) ) | ( ~( c3_1 @ a315 ) )),
% 7.57/1.69    inference('cnf.neg', [status(esa)], [clause117])).
% 7.57/1.69  thf(zip_derived_cl116, plain, ((~ (hskp16) | ~ (c3_1 @ a315))),
% 7.57/1.69      inference('cnf', [status(esa)], [zf_stmt_132])).
% 7.57/1.69  thf('208', plain, (~ ( (hskp16)) | ~ ( (c3_1 @ a315))),
% 7.57/1.69      inference('split', [status(esa)], [zip_derived_cl116])).
% 7.57/1.69  thf(clause148, conjecture,
% 7.57/1.69    (~( ( hskp8 ) | ( hskp15 ) | ( c3_1 @ U ) | ( c0_1 @ U ) | 
% 7.57/1.69        ( ~( ndr1_0 ) ) | ( ~( c2_1 @ U ) ) ))).
% 7.57/1.69  thf(zf_stmt_133, negated_conjecture,
% 7.57/1.69    (( hskp8 ) | ( hskp15 ) | ( c3_1 @ U ) | ( c0_1 @ U ) | ( ~( ndr1_0 ) ) | 
% 7.57/1.69     ( ~( c2_1 @ U ) )),
% 7.57/1.69    inference('cnf.neg', [status(esa)], [clause148])).
% 7.57/1.69  thf(zip_derived_cl147, plain,
% 7.57/1.69      (![X0 : $i]:
% 7.57/1.69         ( (hskp8)
% 7.57/1.69          |  (hskp15)
% 7.57/1.69          |  (c3_1 @ X0)
% 7.57/1.69          |  (c0_1 @ X0)
% 7.57/1.69          | ~ (ndr1_0)
% 7.57/1.69          | ~ (c2_1 @ X0))),
% 7.57/1.69      inference('cnf', [status(esa)], [zf_stmt_133])).
% 7.57/1.69  thf(zip_derived_cl516, plain,
% 7.57/1.69      ((![X0 : $i]: ( (c3_1 @ X0) |  (c0_1 @ X0) | ~ (c2_1 @ X0)))
% 7.57/1.69         <= ((![X0 : $i]: ( (c3_1 @ X0) |  (c0_1 @ X0) | ~ (c2_1 @ X0))))),
% 7.57/1.69      inference('split', [status(esa)], [zip_derived_cl147])).
% 7.57/1.69  thf(zip_derived_cl335, plain, (( (c2_1 @ a315)) <= (( (c2_1 @ a315)))),
% 7.57/1.69      inference('split', [status(esa)], [zip_derived_cl64])).
% 7.57/1.69  thf(zip_derived_cl1667, plain,
% 7.57/1.69      ((( (c0_1 @ a315) |  (c3_1 @ a315)))
% 7.57/1.69         <= (( (c2_1 @ a315)) & 
% 7.57/1.69             (![X0 : $i]: ( (c3_1 @ X0) |  (c0_1 @ X0) | ~ (c2_1 @ X0))))),
% 7.57/1.69      inference('s_sup+', [status(thm)], [zip_derived_cl516, zip_derived_cl335])).
% 7.57/1.69  thf('209', plain,
% 7.57/1.69      (( (c0_1 @ a315)) | ( (c3_1 @ a315)) | 
% 7.57/1.69       ~ (![X0 : $i]: ( (c3_1 @ X0) |  (c0_1 @ X0) | ~ (c2_1 @ X0))) | 
% 7.57/1.69       ~ ( (c2_1 @ a315))),
% 7.57/1.69      inference('split', [status(esa)], [zip_derived_cl1667])).
% 7.57/1.69  thf(clause183, conjecture,
% 7.57/1.69    (~( ( hskp16 ) | ( c1_1 @ V ) | ( c1_1 @ U ) | ( ~( c2_1 @ V ) ) | 
% 7.57/1.69        ( ~( c0_1 @ V ) ) | ( ~( ndr1_0 ) ) | ( ~( c3_1 @ U ) ) | 
% 7.57/1.69        ( ~( c0_1 @ U ) ) ))).
% 7.57/1.69  thf(zf_stmt_134, negated_conjecture,
% 7.57/1.69    (( hskp16 ) | ( c1_1 @ V ) | ( c1_1 @ U ) | ( ~( c2_1 @ V ) ) | 
% 7.57/1.69     ( ~( c0_1 @ V ) ) | ( ~( ndr1_0 ) ) | ( ~( c3_1 @ U ) ) | 
% 7.57/1.69     ( ~( c0_1 @ U ) )),
% 7.57/1.69    inference('cnf.neg', [status(esa)], [clause183])).
% 7.57/1.69  thf(zip_derived_cl182, plain,
% 7.57/1.69      (![X0 : $i, X1 : $i]:
% 7.57/1.69         ( (hskp16)
% 7.57/1.69          |  (c1_1 @ X0)
% 7.57/1.69          |  (c1_1 @ X1)
% 7.57/1.69          | ~ (c2_1 @ X0)
% 7.57/1.69          | ~ (c0_1 @ X0)
% 7.57/1.69          | ~ (ndr1_0)
% 7.57/1.69          | ~ (c3_1 @ X1)
% 7.57/1.69          | ~ (c0_1 @ X1))),
% 7.57/1.69      inference('cnf', [status(esa)], [zf_stmt_134])).
% 7.57/1.69  thf('210', plain,
% 7.57/1.69      ((![X0 : $i]: (~ (c3_1 @ X0) |  (c1_1 @ X0) | ~ (c0_1 @ X0))) | 
% 7.57/1.69       ( (hskp16)) | 
% 7.57/1.69       (![X0 : $i]: ( (c1_1 @ X0) | ~ (c0_1 @ X0) | ~ (c2_1 @ X0))) | 
% 7.57/1.69       ~ ( (ndr1_0))),
% 7.57/1.69      inference('split', [status(esa)], [zip_derived_cl182])).
% 7.57/1.69  thf(clause79, conjecture, (~( ( c3_1 @ a300 ) | ( ~( hskp8 ) ) ))).
% 7.57/1.69  thf(zf_stmt_135, negated_conjecture, (( c3_1 @ a300 ) | ( ~( hskp8 ) )),
% 7.57/1.69    inference('cnf.neg', [status(esa)], [clause79])).
% 7.57/1.69  thf(zip_derived_cl78, plain, (( (c3_1 @ a300) | ~ (hskp8))),
% 7.57/1.69      inference('cnf', [status(esa)], [zf_stmt_135])).
% 7.57/1.69  thf('211', plain, (( (c3_1 @ a300)) | ~ ( (hskp8))),
% 7.57/1.69      inference('split', [status(esa)], [zip_derived_cl78])).
% 7.57/1.69  thf(clause78, conjecture, (~( ( c0_1 @ a300 ) | ( ~( hskp8 ) ) ))).
% 7.57/1.69  thf(zf_stmt_136, negated_conjecture, (( c0_1 @ a300 ) | ( ~( hskp8 ) )),
% 7.57/1.69    inference('cnf.neg', [status(esa)], [clause78])).
% 7.57/1.69  thf(zip_derived_cl77, plain, (( (c0_1 @ a300) | ~ (hskp8))),
% 7.57/1.69      inference('cnf', [status(esa)], [zf_stmt_136])).
% 7.57/1.69  thf('212', plain, (( (c0_1 @ a300)) | ~ ( (hskp8))),
% 7.57/1.69      inference('split', [status(esa)], [zip_derived_cl77])).
% 7.57/1.69  thf('213', plain, (~ ( (c1_1 @ a300)) | ~ ( (hskp8))),
% 7.57/1.69      inference('split', [status(esa)], [zip_derived_cl126])).
% 7.57/1.69  thf(zip_derived_cl563, plain,
% 7.57/1.69      ((![X0 : $i]: (~ (c3_1 @ X0) |  (c1_1 @ X0) | ~ (c0_1 @ X0)))
% 7.57/1.69         <= ((![X0 : $i]: (~ (c3_1 @ X0) |  (c1_1 @ X0) | ~ (c0_1 @ X0))))),
% 7.57/1.69      inference('split', [status(esa)], [zip_derived_cl159])).
% 7.57/1.69  thf(zip_derived_cl459, plain, ((~ (c1_1 @ a300)) <= (~ ( (c1_1 @ a300)))),
% 7.57/1.69      inference('split', [status(esa)], [zip_derived_cl126])).
% 7.57/1.69  thf(zip_derived_cl1528, plain,
% 7.57/1.69      (((~ (c0_1 @ a300) | ~ (c3_1 @ a300)))
% 7.57/1.69         <= (~ ( (c1_1 @ a300)) & 
% 7.57/1.69             (![X0 : $i]: (~ (c3_1 @ X0) |  (c1_1 @ X0) | ~ (c0_1 @ X0))))),
% 7.57/1.69      inference('s_sup-', [status(thm)], [zip_derived_cl563, zip_derived_cl459])).
% 7.57/1.69  thf('214', plain,
% 7.57/1.69      (~ ( (c0_1 @ a300)) | ( (c1_1 @ a300)) | 
% 7.57/1.69       ~ (![X0 : $i]: (~ (c3_1 @ X0) |  (c1_1 @ X0) | ~ (c0_1 @ X0))) | 
% 7.57/1.69       ~ ( (c3_1 @ a300))),
% 7.57/1.69      inference('split', [status(esa)], [zip_derived_cl1528])).
% 7.57/1.69  thf(clause36, conjecture, (~( ( hskp18 ) | ( hskp13 ) | ( hskp8 ) ))).
% 7.57/1.69  thf(zf_stmt_137, negated_conjecture, (( hskp18 ) | ( hskp13 ) | ( hskp8 )),
% 7.57/1.69    inference('cnf.neg', [status(esa)], [clause36])).
% 7.57/1.69  thf(zip_derived_cl35, plain, (( (hskp18) |  (hskp13) |  (hskp8))),
% 7.57/1.69      inference('cnf', [status(esa)], [zf_stmt_137])).
% 7.57/1.69  thf('215', plain, (( (hskp13)) | ( (hskp8)) | ( (hskp18))),
% 7.57/1.69      inference('split', [status(esa)], [zip_derived_cl35])).
% 7.57/1.69  thf('216', plain, (( (c0_1 @ a308)) | ~ ( (hskp13))),
% 7.57/1.69      inference('split', [status(esa)], [zip_derived_cl69])).
% 7.57/1.69  thf(zip_derived_cl563, plain,
% 7.57/1.69      ((![X0 : $i]: (~ (c3_1 @ X0) |  (c1_1 @ X0) | ~ (c0_1 @ X0)))
% 7.57/1.69         <= ((![X0 : $i]: (~ (c3_1 @ X0) |  (c1_1 @ X0) | ~ (c0_1 @ X0))))),
% 7.57/1.69      inference('split', [status(esa)], [zip_derived_cl159])).
% 7.57/1.69  thf(zip_derived_cl445, plain, ((~ (c1_1 @ a308)) <= (~ ( (c1_1 @ a308)))),
% 7.57/1.69      inference('split', [status(esa)], [zip_derived_cl119])).
% 7.57/1.69  thf(zip_derived_cl1526, plain,
% 7.57/1.69      (((~ (c0_1 @ a308) | ~ (c3_1 @ a308)))
% 7.57/1.69         <= (~ ( (c1_1 @ a308)) & 
% 7.57/1.69             (![X0 : $i]: (~ (c3_1 @ X0) |  (c1_1 @ X0) | ~ (c0_1 @ X0))))),
% 7.57/1.69      inference('s_sup-', [status(thm)], [zip_derived_cl563, zip_derived_cl445])).
% 7.57/1.69  thf('217', plain,
% 7.57/1.69      (~ ( (c3_1 @ a308)) | ~ ( (c0_1 @ a308)) | 
% 7.57/1.69       ~ (![X0 : $i]: (~ (c3_1 @ X0) |  (c1_1 @ X0) | ~ (c0_1 @ X0))) | 
% 7.57/1.69       ( (c1_1 @ a308))),
% 7.57/1.69      inference('split', [status(esa)], [zip_derived_cl1526])).
% 7.57/1.69  thf(zip_derived_cl528, plain,
% 7.57/1.69      ((![X0 : $i]: ( (c3_1 @ X0) |  (c1_1 @ X0) | ~ (c0_1 @ X0)))
% 7.57/1.69         <= ((![X0 : $i]: ( (c3_1 @ X0) |  (c1_1 @ X0) | ~ (c0_1 @ X0))))),
% 7.57/1.69      inference('split', [status(esa)], [zip_derived_cl150])).
% 7.57/1.69  thf(zip_derived_cl445, plain, ((~ (c1_1 @ a308)) <= (~ ( (c1_1 @ a308)))),
% 7.57/1.69      inference('split', [status(esa)], [zip_derived_cl119])).
% 7.57/1.69  thf(zip_derived_cl1904, plain,
% 7.57/1.69      (((~ (c0_1 @ a308) |  (c3_1 @ a308)))
% 7.57/1.69         <= (~ ( (c1_1 @ a308)) & 
% 7.57/1.69             (![X0 : $i]: ( (c3_1 @ X0) |  (c1_1 @ X0) | ~ (c0_1 @ X0))))),
% 7.57/1.69      inference('s_sup-', [status(thm)], [zip_derived_cl528, zip_derived_cl445])).
% 7.57/1.69  thf('218', plain,
% 7.57/1.69      (~ (![X0 : $i]: ( (c3_1 @ X0) |  (c1_1 @ X0) | ~ (c0_1 @ X0))) | 
% 7.57/1.69       ( (c3_1 @ a308)) | ( (c1_1 @ a308)) | ~ ( (c0_1 @ a308))),
% 7.57/1.69      inference('split', [status(esa)], [zip_derived_cl1904])).
% 7.57/1.69  thf(clause170, conjecture,
% 7.57/1.69    (~( ( hskp3 ) | ( c3_1 @ V ) | ( c2_1 @ V ) | ( c1_1 @ V ) | 
% 7.57/1.69        ( c3_1 @ U ) | ( c1_1 @ U ) | ( ~( ndr1_0 ) ) | ( ~( c0_1 @ U ) ) ))).
% 7.57/1.69  thf(zf_stmt_138, negated_conjecture,
% 7.57/1.69    (( hskp3 ) | ( c3_1 @ V ) | ( c2_1 @ V ) | ( c1_1 @ V ) | ( c3_1 @ U ) | 
% 7.57/1.69     ( c1_1 @ U ) | ( ~( ndr1_0 ) ) | ( ~( c0_1 @ U ) )),
% 7.57/1.69    inference('cnf.neg', [status(esa)], [clause170])).
% 7.57/1.69  thf(zip_derived_cl169, plain,
% 7.57/1.69      (![X0 : $i, X1 : $i]:
% 7.57/1.69         ( (hskp3)
% 7.57/1.69          |  (c3_1 @ X0)
% 7.57/1.69          |  (c2_1 @ X0)
% 7.57/1.69          |  (c1_1 @ X0)
% 7.57/1.69          |  (c3_1 @ X1)
% 7.57/1.69          |  (c1_1 @ X1)
% 7.57/1.69          | ~ (ndr1_0)
% 7.57/1.69          | ~ (c0_1 @ X1))),
% 7.57/1.69      inference('cnf', [status(esa)], [zf_stmt_138])).
% 7.57/1.69  thf('219', plain,
% 7.57/1.69      ((![X0 : $i]: ( (c3_1 @ X0) |  (c1_1 @ X0) | ~ (c0_1 @ X0))) | 
% 7.57/1.69       (![X0 : $i]: ( (c3_1 @ X0) |  (c1_1 @ X0) |  (c2_1 @ X0))) | 
% 7.57/1.69       ( (hskp3)) | ~ ( (ndr1_0))),
% 7.57/1.69      inference('split', [status(esa)], [zip_derived_cl169])).
% 7.57/1.69  thf(zip_derived_cl8495, plain, ($false),
% 7.57/1.69      inference('sat_resolution*', [status(thm)],
% 7.57/1.69                ['0', '1', '2', '3', '4', '5', '6', '7', '8', '9', '10', '11', 
% 7.57/1.69                 '12', '13', '14', '15', '16', '17', '18', '19', '20', '21', 
% 7.57/1.69                 '22', '23', '24', '25', '26', '27', '28', '29', '30', '31', 
% 7.57/1.69                 '32', '33', '34', '35', '36', '37', '38', '39', '40', '41', 
% 7.57/1.69                 '42', '43', '44', '45', '46', '47', '48', '49', '50', '51', 
% 7.57/1.69                 '52', '53', '54', '55', '56', '57', '58', '59', '60', '61', 
% 7.57/1.69                 '62', '63', '64', '65', '66', '67', '68', '69', '70', '71', 
% 7.57/1.69                 '72', '73', '74', '75', '76', '77', '78', '79', '80', '81', 
% 7.57/1.69                 '82', '83', '84', '85', '86', '87', '88', '89', '90', '91', 
% 7.57/1.69                 '92', '93', '94', '95', '96', '97', '98', '99', '100', '101', 
% 7.57/1.69                 '102', '103', '104', '105', '106', '107', '108', '109', 
% 7.57/1.69                 '110', '111', '112', '113', '114', '115', '116', '117', 
% 7.57/1.69                 '118', '119', '120', '121', '122', '123', '124', '125', 
% 7.57/1.69                 '126', '127', '128', '129', '130', '131', '132', '133', 
% 7.57/1.69                 '134', '135', '136', '137', '138', '139', '140', '141', 
% 7.57/1.69                 '142', '143', '144', '145', '146', '147', '148', '149', 
% 7.57/1.69                 '150', '151', '152', '153', '154', '155', '156', '157', 
% 7.57/1.69                 '158', '159', '160', '161', '162', '163', '164', '165', 
% 7.57/1.69                 '166', '167', '168', '169', '170', '171', '172', '173', 
% 7.57/1.69                 '174', '175', '176', '177', '178', '179', '180', '181', 
% 7.57/1.69                 '182', '183', '184', '185', '186', '187', '188', '189', 
% 7.57/1.69                 '190', '191', '192', '193', '194', '195', '196', '197', 
% 7.57/1.69                 '198', '199', '200', '201', '202', '203', '204', '205', 
% 7.57/1.69                 '206', '207', '208', '209', '210', '211', '212', '213', 
% 7.57/1.69                 '214', '215', '216', '217', '218', '219'])).
% 7.57/1.69  
% 7.57/1.69  % SZS output end Refutation
% 7.57/1.69  
% 7.57/1.69  
% 7.57/1.69  % Terminating...
% 7.57/1.69  % /export/starexec/sandbox2/solver/bin/fo/fo1_lcnf.sh running for 50s
% 8.19/1.86  % Runner terminated.
% 8.19/1.86  % Zipperpin 1.5 exiting
%------------------------------------------------------------------------------