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Zipperpin---2.1.9999.UNS-Ref.s

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%------------------------------------------------------------------------------
% File     : Zipperpin---2.1.9999
% Problem  : NLP094-1 : TPTP v9.2.0. Released v2.4.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : python3 /export/starexec/sandbox2/solver/bin/portfolio.lams.parallel.py %s %d /export/starexec/sandbox2/tmp/tmp.NtxUeE8AWW true

% Computer : n016.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 04:45:19 PM UTC 2025

% Result   : Unsatisfiable 0.57s 0.85s
% Output   : Refutation 0.57s
% Verified : 
% SZS Type : -

% Comments : 
%------------------------------------------------------------------------------
%----WARNING: Could not form TPTP format derivation
%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.00/0.12  % Problem  : NLP094-1 : TPTP v9.2.0. Released v2.4.0.
% 0.12/0.13  % Command  : python3 /export/starexec/sandbox2/solver/bin/portfolio.lams.parallel.py %s %d /export/starexec/sandbox2/tmp/tmp.NtxUeE8AWW true
% 0.13/0.33  % Computer : n016.cluster.edu
% 0.13/0.33  % Model    : x86_64 x86_64
% 0.13/0.33  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.13/0.33  % Memory   : 8042.1875MB
% 0.13/0.33  % OS       : Linux 3.10.0-693.el7.x86_64
% 0.13/0.34  % CPULimit : 300
% 0.13/0.34  % WCLimit  : 300
% 0.13/0.34  % DateTime : Wed Oct  1 11:41:23 EDT 2025
% 0.20/0.34  % CPUTime  : 
% 0.20/0.34  % Running portfolio for 300 s
% 0.20/0.34  % File         : /export/starexec/sandbox2/benchmark/theBenchmark.p
% 0.20/0.34  % Number of cores: 8
% 0.20/0.34  % Python version: Python 3.6.8
% 0.20/0.34  % Running in FO mode
% 0.51/0.63  % Total configuration time : 435
% 0.51/0.63  % Estimated wc time : 1092
% 0.51/0.63  % Estimated cpu time (7 cpus) : 156.0
% 0.55/0.70  % /export/starexec/sandbox2/solver/bin/fo/fo6_bce.sh running for 75s
% 0.56/0.72  % /export/starexec/sandbox2/solver/bin/fo/fo3_bce.sh running for 75s
% 0.56/0.73  % /export/starexec/sandbox2/solver/bin/fo/fo1_av.sh running for 75s
% 0.56/0.75  % /export/starexec/sandbox2/solver/bin/fo/fo13.sh running for 50s
% 0.56/0.75  % /export/starexec/sandbox2/solver/bin/fo/fo7.sh running for 63s
% 0.56/0.75  % /export/starexec/sandbox2/solver/bin/fo/fo5.sh running for 50s
% 0.56/0.75  % /export/starexec/sandbox2/solver/bin/fo/fo4.sh running for 50s
% 0.57/0.85  % Solved by fo/fo1_av.sh.
% 0.57/0.85  % done 286 iterations in 0.083s
% 0.57/0.85  % SZS status Theorem for '/export/starexec/sandbox2/benchmark/theBenchmark.p'
% 0.57/0.85  % SZS output start Refutation
% 0.57/0.85  thf(restaurant_type, type, restaurant: $i > $i > $o).
% 0.57/0.85  thf(skf28_type, type, skf28: $i > $i).
% 0.57/0.85  thf(skc13_type, type, skc13: $i).
% 0.57/0.85  thf(drink_type, type, drink: $i > $i > $o).
% 0.57/0.85  thf(see_type, type, see: $i > $i > $o).
% 0.57/0.85  thf(skf26_type, type, skf26: $i > $i).
% 0.57/0.85  thf(skf29_type, type, skf29: $i > $i).
% 0.57/0.85  thf(actual_world_type, type, actual_world: $i > $o).
% 0.57/0.85  thf(skc2_type, type, skc2: $i).
% 0.57/0.85  thf(skf14_type, type, skf14: $i > $i).
% 0.57/0.85  thf(skf13_type, type, skf13: $i > $i).
% 0.57/0.85  thf(skf20_type, type, skf20: $i > $i).
% 0.57/0.85  thf(coffee_type, type, coffee: $i > $i > $o).
% 0.57/0.85  thf(past_type, type, past: $i > $i > $o).
% 0.57/0.85  thf(event_type, type, event: $i > $i > $o).
% 0.57/0.85  thf(skf15_type, type, skf15: $i > $i).
% 0.57/0.85  thf(human_person_type, type, human_person: $i > $i > $o).
% 0.57/0.85  thf(in_type, type, in: $i > $i > $i > $o).
% 0.57/0.85  thf(ssSkC0_type, type, ssSkC0: $o).
% 0.57/0.85  thf(skf34_type, type, skf34: $i > $i).
% 0.57/0.85  thf(skf27_type, type, skf27: $i > $i).
% 0.57/0.85  thf(nonreflexive_type, type, nonreflexive: $i > $i > $o).
% 0.57/0.85  thf(skf12_type, type, skf12: $i > $i).
% 0.57/0.85  thf(agent_type, type, agent: $i > $i > $i > $o).
% 0.57/0.85  thf(patient_type, type, patient: $i > $i > $i > $o).
% 0.57/0.85  thf(skf39_type, type, skf39: $i > $i).
% 0.57/0.85  thf(customer_type, type, customer: $i > $i > $o).
% 0.57/0.85  thf(skf25_type, type, skf25: $i > $i).
% 0.57/0.85  thf(clause31, conjecture,
% 0.57/0.85    (~( ( patient @ skc13 @ ( skf26 @ W ) @ ( skf29 @ W ) ) | ( ssSkC0 ) | 
% 0.57/0.85        ( ~( customer @ skc13 @ V ) ) | ( ~( in @ skc13 @ V @ U ) ) | 
% 0.57/0.85        ( ~( restaurant @ skc13 @ U ) ) ))).
% 0.57/0.85  thf(zf_stmt_0, negated_conjecture,
% 0.57/0.85    (( patient @ skc13 @ ( skf26 @ W ) @ ( skf29 @ W ) ) | ( ssSkC0 ) | 
% 0.57/0.85     ( ~( customer @ skc13 @ V ) ) | ( ~( in @ skc13 @ V @ U ) ) | 
% 0.57/0.85     ( ~( restaurant @ skc13 @ U ) )),
% 0.57/0.85    inference('cnf.neg', [status(esa)], [clause31])).
% 0.57/0.85  thf(zip_derived_cl30, plain,
% 0.57/0.85      (![X0 : $i, X1 : $i, X2 : $i]:
% 0.57/0.85         ( (patient @ skc13 @ (skf26 @ X0) @ (skf29 @ X0))
% 0.57/0.85          |  (ssSkC0)
% 0.57/0.85          | ~ (customer @ skc13 @ X1)
% 0.57/0.85          | ~ (in @ skc13 @ X1 @ X2)
% 0.57/0.85          | ~ (restaurant @ skc13 @ X2))),
% 0.57/0.85      inference('cnf', [status(esa)], [zf_stmt_0])).
% 0.57/0.85  thf('0', plain,
% 0.57/0.85      ((![X0 : $i]:  (patient @ skc13 @ (skf26 @ X0) @ (skf29 @ X0))) | 
% 0.57/0.85       ( (ssSkC0)) | 
% 0.57/0.85       (![X1 : $i, X2 : $i]:
% 0.57/0.85          (~ (customer @ skc13 @ X1)
% 0.57/0.85           | ~ (in @ skc13 @ X1 @ X2)
% 0.57/0.85           | ~ (restaurant @ skc13 @ X2)))),
% 0.57/0.85      inference('split', [status(esa)], [zip_derived_cl30])).
% 0.57/0.85  thf(clause13, conjecture,
% 0.57/0.85    (~( ( human_person @ skc13 @ ( skf29 @ W ) ) | ( ssSkC0 ) | 
% 0.57/0.85        ( ~( customer @ skc13 @ V ) ) | ( ~( in @ skc13 @ V @ U ) ) | 
% 0.57/0.85        ( ~( restaurant @ skc13 @ U ) ) ))).
% 0.57/0.85  thf(zf_stmt_1, negated_conjecture,
% 0.57/0.85    (( human_person @ skc13 @ ( skf29 @ W ) ) | ( ssSkC0 ) | 
% 0.57/0.85     ( ~( customer @ skc13 @ V ) ) | ( ~( in @ skc13 @ V @ U ) ) | 
% 0.57/0.85     ( ~( restaurant @ skc13 @ U ) )),
% 0.57/0.85    inference('cnf.neg', [status(esa)], [clause13])).
% 0.57/0.85  thf(zip_derived_cl12, plain,
% 0.57/0.85      (![X0 : $i, X1 : $i, X2 : $i]:
% 0.57/0.85         ( (human_person @ skc13 @ (skf29 @ X0))
% 0.57/0.85          |  (ssSkC0)
% 0.57/0.85          | ~ (customer @ skc13 @ X1)
% 0.57/0.85          | ~ (in @ skc13 @ X1 @ X2)
% 0.57/0.85          | ~ (restaurant @ skc13 @ X2))),
% 0.57/0.85      inference('cnf', [status(esa)], [zf_stmt_1])).
% 0.57/0.85  thf('1', plain,
% 0.57/0.85      ((![X0 : $i]:  (human_person @ skc13 @ (skf29 @ X0))) | ( (ssSkC0)) | 
% 0.57/0.85       (![X1 : $i, X2 : $i]:
% 0.57/0.85          (~ (customer @ skc13 @ X1)
% 0.57/0.85           | ~ (in @ skc13 @ X1 @ X2)
% 0.57/0.85           | ~ (restaurant @ skc13 @ X2)))),
% 0.57/0.85      inference('split', [status(esa)], [zip_derived_cl12])).
% 0.57/0.85  thf(zip_derived_cl115, plain,
% 0.57/0.85      ((![X0 : $i]:  (patient @ skc13 @ (skf26 @ X0) @ (skf29 @ X0)))
% 0.57/0.85         <= ((![X0 : $i]:  (patient @ skc13 @ (skf26 @ X0) @ (skf29 @ X0))))),
% 0.57/0.85      inference('split', [status(esa)], [zip_derived_cl30])).
% 0.57/0.85  thf(clause7, conjecture,
% 0.57/0.85    (~( ( in @ U @ ( skf39 @ U ) @ ( skf34 @ U ) ) | ( ssSkC0 ) | 
% 0.57/0.85        ( ~( actual_world @ U ) ) ))).
% 0.57/0.85  thf(zf_stmt_2, negated_conjecture,
% 0.57/0.85    (( in @ U @ ( skf39 @ U ) @ ( skf34 @ U ) ) | ( ssSkC0 ) | 
% 0.57/0.85     ( ~( actual_world @ U ) )),
% 0.57/0.85    inference('cnf.neg', [status(esa)], [clause7])).
% 0.57/0.85  thf(zip_derived_cl6, plain,
% 0.57/0.85      (![X0 : $i]:
% 0.57/0.85         ( (in @ X0 @ (skf39 @ X0) @ (skf34 @ X0))
% 0.57/0.85          |  (ssSkC0)
% 0.57/0.85          | ~ (actual_world @ X0))),
% 0.57/0.85      inference('cnf', [status(esa)], [zf_stmt_2])).
% 0.57/0.85  thf(zip_derived_cl46, plain,
% 0.57/0.85      ((![X0 : $i]:
% 0.57/0.85          (~ (actual_world @ X0) |  (in @ X0 @ (skf39 @ X0) @ (skf34 @ X0))))
% 0.57/0.85         <= ((![X0 : $i]:
% 0.57/0.85                (~ (actual_world @ X0)
% 0.57/0.85                 |  (in @ X0 @ (skf39 @ X0) @ (skf34 @ X0)))))),
% 0.57/0.85      inference('split', [status(esa)], [zip_derived_cl6])).
% 0.57/0.85  thf(clause29, conjecture,
% 0.57/0.85    (~( ( agent @ skc13 @ ( skf26 @ V ) @ V ) | ( ssSkC0 ) | 
% 0.57/0.85        ( ~( customer @ skc13 @ V ) ) | ( ~( in @ skc13 @ V @ U ) ) | 
% 0.57/0.85        ( ~( restaurant @ skc13 @ U ) ) ))).
% 0.57/0.85  thf(zf_stmt_3, negated_conjecture,
% 0.57/0.85    (( agent @ skc13 @ ( skf26 @ V ) @ V ) | ( ssSkC0 ) | 
% 0.57/0.85     ( ~( customer @ skc13 @ V ) ) | ( ~( in @ skc13 @ V @ U ) ) | 
% 0.57/0.85     ( ~( restaurant @ skc13 @ U ) )),
% 0.57/0.85    inference('cnf.neg', [status(esa)], [clause29])).
% 0.57/0.85  thf(zip_derived_cl28, plain,
% 0.57/0.85      (![X0 : $i, X1 : $i]:
% 0.57/0.85         ( (agent @ skc13 @ (skf26 @ X0) @ X0)
% 0.57/0.85          |  (ssSkC0)
% 0.57/0.85          | ~ (customer @ skc13 @ X0)
% 0.57/0.85          | ~ (in @ skc13 @ X0 @ X1)
% 0.57/0.85          | ~ (restaurant @ skc13 @ X1))),
% 0.57/0.85      inference('cnf', [status(esa)], [zf_stmt_3])).
% 0.57/0.85  thf(zip_derived_cl110, plain,
% 0.57/0.85      ((![X0 : $i, X1 : $i]:
% 0.57/0.85          ( (agent @ skc13 @ (skf26 @ X0) @ X0)
% 0.57/0.85           | ~ (customer @ skc13 @ X0)
% 0.57/0.85           | ~ (in @ skc13 @ X0 @ X1)
% 0.57/0.85           | ~ (restaurant @ skc13 @ X1)))
% 0.57/0.85         <= ((![X0 : $i, X1 : $i]:
% 0.57/0.85                ( (agent @ skc13 @ (skf26 @ X0) @ X0)
% 0.57/0.85                 | ~ (customer @ skc13 @ X0)
% 0.57/0.85                 | ~ (in @ skc13 @ X0 @ X1)
% 0.57/0.85                 | ~ (restaurant @ skc13 @ X1))))),
% 0.57/0.85      inference('split', [status(esa)], [zip_derived_cl28])).
% 0.57/0.85  thf(zip_derived_cl200, plain,
% 0.57/0.85      (((~ (actual_world @ skc13)
% 0.57/0.85         |  (agent @ skc13 @ (skf26 @ (skf39 @ skc13)) @ (skf39 @ skc13))
% 0.57/0.85         | ~ (customer @ skc13 @ (skf39 @ skc13))
% 0.57/0.85         | ~ (restaurant @ skc13 @ (skf34 @ skc13))))
% 0.57/0.85         <= ((![X0 : $i]:
% 0.57/0.85                (~ (actual_world @ X0)
% 0.57/0.85                 |  (in @ X0 @ (skf39 @ X0) @ (skf34 @ X0)))) & 
% 0.57/0.85             (![X0 : $i, X1 : $i]:
% 0.57/0.85                ( (agent @ skc13 @ (skf26 @ X0) @ X0)
% 0.57/0.85                 | ~ (customer @ skc13 @ X0)
% 0.57/0.85                 | ~ (in @ skc13 @ X0 @ X1)
% 0.57/0.85                 | ~ (restaurant @ skc13 @ X1))))),
% 0.57/0.85      inference('s_sup-', [status(thm)], [zip_derived_cl46, zip_derived_cl110])).
% 0.57/0.85  thf(clause1, conjecture, (~( actual_world @ skc13 ))).
% 0.57/0.85  thf(zf_stmt_4, negated_conjecture, (actual_world @ skc13),
% 0.57/0.85    inference('cnf.neg', [status(esa)], [clause1])).
% 0.57/0.85  thf(zip_derived_cl0, plain, ( (actual_world @ skc13)),
% 0.57/0.85      inference('cnf', [status(esa)], [zf_stmt_4])).
% 0.57/0.85  thf(zip_derived_cl202, plain,
% 0.57/0.85      ((( (agent @ skc13 @ (skf26 @ (skf39 @ skc13)) @ (skf39 @ skc13))
% 0.57/0.85         | ~ (customer @ skc13 @ (skf39 @ skc13))
% 0.57/0.85         | ~ (restaurant @ skc13 @ (skf34 @ skc13))))
% 0.57/0.85         <= ((![X0 : $i]:
% 0.57/0.85                (~ (actual_world @ X0)
% 0.57/0.85                 |  (in @ X0 @ (skf39 @ X0) @ (skf34 @ X0)))) & 
% 0.57/0.85             (![X0 : $i, X1 : $i]:
% 0.57/0.85                ( (agent @ skc13 @ (skf26 @ X0) @ X0)
% 0.57/0.85                 | ~ (customer @ skc13 @ X0)
% 0.57/0.85                 | ~ (in @ skc13 @ X0 @ X1)
% 0.57/0.85                 | ~ (restaurant @ skc13 @ X1))))),
% 0.57/0.85      inference('demod', [status(thm)], [zip_derived_cl200, zip_derived_cl0])).
% 0.57/0.85  thf(zip_derived_cl208, plain,
% 0.57/0.85      (( (agent @ skc13 @ (skf26 @ (skf39 @ skc13)) @ (skf39 @ skc13)))
% 0.57/0.85         <= (( (agent @ skc13 @ (skf26 @ (skf39 @ skc13)) @ (skf39 @ skc13))))),
% 0.57/0.85      inference('split', [status(esa)], [zip_derived_cl202])).
% 0.57/0.85  thf(clause37, conjecture,
% 0.57/0.85    (~( ( ssSkC0 ) | ( ~( actual_world @ U ) ) | 
% 0.57/0.85        ( ~( patient @ U @ V @ Y ) ) | ( ~( agent @ U @ W @ Y ) ) | 
% 0.57/0.85        ( ~( human_person @ U @ Y ) ) | ( ~( event @ U @ W ) ) | 
% 0.57/0.85        ( ~( past @ U @ W ) ) | ( ~( nonreflexive @ U @ W ) ) | 
% 0.57/0.85        ( ~( drink @ U @ W ) ) | ( ~( coffee @ U @ X ) ) | 
% 0.57/0.85        ( ~( patient @ U @ W @ X ) ) | ( ~( see @ U @ V ) ) | 
% 0.57/0.85        ( ~( nonreflexive @ U @ V ) ) | ( ~( past @ U @ V ) ) | 
% 0.57/0.85        ( ~( agent @ U @ V @ ( skf39 @ U ) ) ) | ( ~( event @ U @ V ) ) ))).
% 0.57/0.85  thf(zf_stmt_5, negated_conjecture,
% 0.57/0.85    (( ssSkC0 ) | ( ~( actual_world @ U ) ) | ( ~( patient @ U @ V @ Y ) ) | 
% 0.57/0.85     ( ~( agent @ U @ W @ Y ) ) | ( ~( human_person @ U @ Y ) ) | 
% 0.57/0.85     ( ~( event @ U @ W ) ) | ( ~( past @ U @ W ) ) | 
% 0.57/0.85     ( ~( nonreflexive @ U @ W ) ) | ( ~( drink @ U @ W ) ) | 
% 0.57/0.85     ( ~( coffee @ U @ X ) ) | ( ~( patient @ U @ W @ X ) ) | 
% 0.57/0.85     ( ~( see @ U @ V ) ) | ( ~( nonreflexive @ U @ V ) ) | 
% 0.57/0.85     ( ~( past @ U @ V ) ) | ( ~( agent @ U @ V @ ( skf39 @ U ) ) ) | 
% 0.57/0.85     ( ~( event @ U @ V ) )),
% 0.57/0.85    inference('cnf.neg', [status(esa)], [clause37])).
% 0.57/0.85  thf(zip_derived_cl36, plain,
% 0.57/0.85      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 0.57/0.85         ( (ssSkC0)
% 0.57/0.85          | ~ (actual_world @ X0)
% 0.57/0.85          | ~ (patient @ X0 @ X1 @ X2)
% 0.57/0.85          | ~ (agent @ X0 @ X3 @ X2)
% 0.57/0.85          | ~ (human_person @ X0 @ X2)
% 0.57/0.85          | ~ (event @ X0 @ X3)
% 0.57/0.85          | ~ (past @ X0 @ X3)
% 0.57/0.85          | ~ (nonreflexive @ X0 @ X3)
% 0.57/0.85          | ~ (drink @ X0 @ X3)
% 0.57/0.85          | ~ (coffee @ X0 @ X4)
% 0.57/0.85          | ~ (patient @ X0 @ X3 @ X4)
% 0.57/0.85          | ~ (see @ X0 @ X1)
% 0.57/0.85          | ~ (nonreflexive @ X0 @ X1)
% 0.57/0.85          | ~ (past @ X0 @ X1)
% 0.57/0.85          | ~ (agent @ X0 @ X1 @ (skf39 @ X0))
% 0.57/0.85          | ~ (event @ X0 @ X1))),
% 0.57/0.85      inference('cnf', [status(esa)], [zf_stmt_5])).
% 0.57/0.85  thf(zip_derived_cl132, plain,
% 0.57/0.85      ((![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 0.57/0.85          (~ (actual_world @ X0)
% 0.57/0.85           | ~ (patient @ X0 @ X1 @ X2)
% 0.57/0.85           | ~ (agent @ X0 @ X3 @ X2)
% 0.57/0.85           | ~ (human_person @ X0 @ X2)
% 0.57/0.85           | ~ (event @ X0 @ X3)
% 0.57/0.85           | ~ (past @ X0 @ X3)
% 0.57/0.85           | ~ (nonreflexive @ X0 @ X3)
% 0.57/0.85           | ~ (drink @ X0 @ X3)
% 0.57/0.85           | ~ (coffee @ X0 @ X4)
% 0.57/0.85           | ~ (patient @ X0 @ X3 @ X4)
% 0.57/0.85           | ~ (see @ X0 @ X1)
% 0.57/0.85           | ~ (nonreflexive @ X0 @ X1)
% 0.57/0.85           | ~ (past @ X0 @ X1)
% 0.57/0.85           | ~ (agent @ X0 @ X1 @ (skf39 @ X0))
% 0.57/0.85           | ~ (event @ X0 @ X1)))
% 0.57/0.85         <= ((![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 0.57/0.85                (~ (actual_world @ X0)
% 0.57/0.85                 | ~ (patient @ X0 @ X1 @ X2)
% 0.57/0.85                 | ~ (agent @ X0 @ X3 @ X2)
% 0.57/0.85                 | ~ (human_person @ X0 @ X2)
% 0.57/0.85                 | ~ (event @ X0 @ X3)
% 0.57/0.85                 | ~ (past @ X0 @ X3)
% 0.57/0.85                 | ~ (nonreflexive @ X0 @ X3)
% 0.57/0.85                 | ~ (drink @ X0 @ X3)
% 0.57/0.85                 | ~ (coffee @ X0 @ X4)
% 0.57/0.85                 | ~ (patient @ X0 @ X3 @ X4)
% 0.57/0.85                 | ~ (see @ X0 @ X1)
% 0.57/0.85                 | ~ (nonreflexive @ X0 @ X1)
% 0.57/0.85                 | ~ (past @ X0 @ X1)
% 0.57/0.85                 | ~ (agent @ X0 @ X1 @ (skf39 @ X0))
% 0.57/0.85                 | ~ (event @ X0 @ X1))))),
% 0.57/0.85      inference('split', [status(esa)], [zip_derived_cl36])).
% 0.57/0.85  thf(zip_derived_cl211, plain,
% 0.57/0.85      ((![X0 : $i, X1 : $i, X2 : $i]:
% 0.57/0.85          (~ (actual_world @ skc13)
% 0.57/0.85           | ~ (patient @ skc13 @ (skf26 @ (skf39 @ skc13)) @ X0)
% 0.57/0.85           | ~ (agent @ skc13 @ X1 @ X0)
% 0.57/0.85           | ~ (human_person @ skc13 @ X0)
% 0.57/0.85           | ~ (event @ skc13 @ X1)
% 0.57/0.85           | ~ (past @ skc13 @ X1)
% 0.57/0.85           | ~ (nonreflexive @ skc13 @ X1)
% 0.57/0.85           | ~ (drink @ skc13 @ X1)
% 0.57/0.85           | ~ (coffee @ skc13 @ X2)
% 0.57/0.85           | ~ (patient @ skc13 @ X1 @ X2)
% 0.57/0.85           | ~ (see @ skc13 @ (skf26 @ (skf39 @ skc13)))
% 0.57/0.85           | ~ (nonreflexive @ skc13 @ (skf26 @ (skf39 @ skc13)))
% 0.57/0.85           | ~ (past @ skc13 @ (skf26 @ (skf39 @ skc13)))
% 0.57/0.85           | ~ (event @ skc13 @ (skf26 @ (skf39 @ skc13)))))
% 0.57/0.85         <= ((![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 0.57/0.85                (~ (actual_world @ X0)
% 0.57/0.85                 | ~ (patient @ X0 @ X1 @ X2)
% 0.57/0.85                 | ~ (agent @ X0 @ X3 @ X2)
% 0.57/0.85                 | ~ (human_person @ X0 @ X2)
% 0.57/0.85                 | ~ (event @ X0 @ X3)
% 0.57/0.85                 | ~ (past @ X0 @ X3)
% 0.57/0.85                 | ~ (nonreflexive @ X0 @ X3)
% 0.57/0.85                 | ~ (drink @ X0 @ X3)
% 0.57/0.85                 | ~ (coffee @ X0 @ X4)
% 0.57/0.85                 | ~ (patient @ X0 @ X3 @ X4)
% 0.57/0.85                 | ~ (see @ X0 @ X1)
% 0.57/0.85                 | ~ (nonreflexive @ X0 @ X1)
% 0.57/0.85                 | ~ (past @ X0 @ X1)
% 0.57/0.85                 | ~ (agent @ X0 @ X1 @ (skf39 @ X0))
% 0.57/0.85                 | ~ (event @ X0 @ X1))) & 
% 0.57/0.85             ( (agent @ skc13 @ (skf26 @ (skf39 @ skc13)) @ (skf39 @ skc13))))),
% 0.57/0.85      inference('s_sup-', [status(thm)], [zip_derived_cl208, zip_derived_cl132])).
% 0.57/0.85  thf(zip_derived_cl0, plain, ( (actual_world @ skc13)),
% 0.57/0.85      inference('cnf', [status(esa)], [zf_stmt_4])).
% 0.57/0.85  thf(zip_derived_cl212, plain,
% 0.57/0.85      ((![X0 : $i, X1 : $i, X2 : $i]:
% 0.57/0.85          (~ (patient @ skc13 @ (skf26 @ (skf39 @ skc13)) @ X0)
% 0.57/0.85           | ~ (agent @ skc13 @ X1 @ X0)
% 0.57/0.85           | ~ (human_person @ skc13 @ X0)
% 0.57/0.85           | ~ (event @ skc13 @ X1)
% 0.57/0.85           | ~ (past @ skc13 @ X1)
% 0.57/0.85           | ~ (nonreflexive @ skc13 @ X1)
% 0.57/0.85           | ~ (drink @ skc13 @ X1)
% 0.57/0.85           | ~ (coffee @ skc13 @ X2)
% 0.57/0.85           | ~ (patient @ skc13 @ X1 @ X2)
% 0.57/0.85           | ~ (see @ skc13 @ (skf26 @ (skf39 @ skc13)))
% 0.57/0.85           | ~ (nonreflexive @ skc13 @ (skf26 @ (skf39 @ skc13)))
% 0.57/0.85           | ~ (past @ skc13 @ (skf26 @ (skf39 @ skc13)))
% 0.57/0.85           | ~ (event @ skc13 @ (skf26 @ (skf39 @ skc13)))))
% 0.57/0.85         <= ((![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 0.57/0.85                (~ (actual_world @ X0)
% 0.57/0.85                 | ~ (patient @ X0 @ X1 @ X2)
% 0.57/0.85                 | ~ (agent @ X0 @ X3 @ X2)
% 0.57/0.85                 | ~ (human_person @ X0 @ X2)
% 0.57/0.85                 | ~ (event @ X0 @ X3)
% 0.57/0.85                 | ~ (past @ X0 @ X3)
% 0.57/0.85                 | ~ (nonreflexive @ X0 @ X3)
% 0.57/0.85                 | ~ (drink @ X0 @ X3)
% 0.57/0.85                 | ~ (coffee @ X0 @ X4)
% 0.57/0.85                 | ~ (patient @ X0 @ X3 @ X4)
% 0.57/0.85                 | ~ (see @ X0 @ X1)
% 0.57/0.85                 | ~ (nonreflexive @ X0 @ X1)
% 0.57/0.85                 | ~ (past @ X0 @ X1)
% 0.57/0.85                 | ~ (agent @ X0 @ X1 @ (skf39 @ X0))
% 0.57/0.85                 | ~ (event @ X0 @ X1))) & 
% 0.57/0.85             ( (agent @ skc13 @ (skf26 @ (skf39 @ skc13)) @ (skf39 @ skc13))))),
% 0.57/0.85      inference('demod', [status(thm)], [zip_derived_cl211, zip_derived_cl0])).
% 0.57/0.85  thf(zip_derived_cl228, plain,
% 0.57/0.85      ((![X0 : $i, X1 : $i, X2 : $i]:
% 0.57/0.85          (~ (patient @ skc13 @ (skf26 @ (skf39 @ skc13)) @ X0)
% 0.57/0.85           | ~ (agent @ skc13 @ X1 @ X0)
% 0.57/0.85           | ~ (human_person @ skc13 @ X0)
% 0.57/0.85           | ~ (event @ skc13 @ X1)
% 0.57/0.85           | ~ (past @ skc13 @ X1)
% 0.57/0.85           | ~ (nonreflexive @ skc13 @ X1)
% 0.57/0.85           | ~ (drink @ skc13 @ X1)
% 0.57/0.85           | ~ (coffee @ skc13 @ X2)
% 0.57/0.85           | ~ (patient @ skc13 @ X1 @ X2)))
% 0.57/0.85         <= ((![X0 : $i, X1 : $i, X2 : $i]:
% 0.57/0.85                (~ (patient @ skc13 @ (skf26 @ (skf39 @ skc13)) @ X0)
% 0.57/0.85                 | ~ (agent @ skc13 @ X1 @ X0)
% 0.57/0.85                 | ~ (human_person @ skc13 @ X0)
% 0.57/0.85                 | ~ (event @ skc13 @ X1)
% 0.57/0.85                 | ~ (past @ skc13 @ X1)
% 0.57/0.85                 | ~ (nonreflexive @ skc13 @ X1)
% 0.57/0.85                 | ~ (drink @ skc13 @ X1)
% 0.57/0.85                 | ~ (coffee @ skc13 @ X2)
% 0.57/0.85                 | ~ (patient @ skc13 @ X1 @ X2))))),
% 0.57/0.85      inference('split', [status(esa)], [zip_derived_cl212])).
% 0.57/0.85  thf(zip_derived_cl233, plain,
% 0.57/0.85      ((![X0 : $i, X1 : $i]:
% 0.57/0.85          (~ (agent @ skc13 @ X0 @ (skf29 @ (skf39 @ skc13)))
% 0.57/0.85           | ~ (human_person @ skc13 @ (skf29 @ (skf39 @ skc13)))
% 0.57/0.85           | ~ (event @ skc13 @ X0)
% 0.57/0.85           | ~ (past @ skc13 @ X0)
% 0.57/0.85           | ~ (nonreflexive @ skc13 @ X0)
% 0.57/0.85           | ~ (drink @ skc13 @ X0)
% 0.57/0.85           | ~ (coffee @ skc13 @ X1)
% 0.57/0.85           | ~ (patient @ skc13 @ X0 @ X1)))
% 0.57/0.85         <= ((![X0 : $i]:  (patient @ skc13 @ (skf26 @ X0) @ (skf29 @ X0))) & 
% 0.57/0.85             (![X0 : $i, X1 : $i, X2 : $i]:
% 0.57/0.85                (~ (patient @ skc13 @ (skf26 @ (skf39 @ skc13)) @ X0)
% 0.57/0.85                 | ~ (agent @ skc13 @ X1 @ X0)
% 0.57/0.85                 | ~ (human_person @ skc13 @ X0)
% 0.57/0.85                 | ~ (event @ skc13 @ X1)
% 0.57/0.85                 | ~ (past @ skc13 @ X1)
% 0.57/0.85                 | ~ (nonreflexive @ skc13 @ X1)
% 0.57/0.85                 | ~ (drink @ skc13 @ X1)
% 0.57/0.85                 | ~ (coffee @ skc13 @ X2)
% 0.57/0.85                 | ~ (patient @ skc13 @ X1 @ X2))))),
% 0.57/0.85      inference('s_sup-', [status(thm)], [zip_derived_cl115, zip_derived_cl228])).
% 0.57/0.85  thf(zip_derived_cl236, plain,
% 0.57/0.85      ((~ (human_person @ skc13 @ (skf29 @ (skf39 @ skc13))))
% 0.57/0.85         <= (~ ( (human_person @ skc13 @ (skf29 @ (skf39 @ skc13)))))),
% 0.57/0.85      inference('split', [status(esa)], [zip_derived_cl233])).
% 0.57/0.85  thf(zip_derived_cl63, plain,
% 0.57/0.85      ((![X0 : $i]:  (human_person @ skc13 @ (skf29 @ X0)))
% 0.57/0.85         <= ((![X0 : $i]:  (human_person @ skc13 @ (skf29 @ X0))))),
% 0.57/0.85      inference('split', [status(esa)], [zip_derived_cl12])).
% 0.57/0.85  thf('2', plain,
% 0.57/0.85      (( (human_person @ skc13 @ (skf29 @ (skf39 @ skc13)))) | 
% 0.57/0.85       ~ (![X0 : $i]:  (human_person @ skc13 @ (skf29 @ X0)))),
% 0.57/0.85      inference('s_sup+', [status(thm)], [zip_derived_cl236, zip_derived_cl63])).
% 0.57/0.85  thf(clause32, conjecture,
% 0.57/0.85    (~( ( agent @ skc13 @ ( skf27 @ W ) @ ( skf29 @ W ) ) | ( ssSkC0 ) | 
% 0.57/0.85        ( ~( customer @ skc13 @ V ) ) | ( ~( in @ skc13 @ V @ U ) ) | 
% 0.57/0.85        ( ~( restaurant @ skc13 @ U ) ) ))).
% 0.57/0.85  thf(zf_stmt_6, negated_conjecture,
% 0.57/0.85    (( agent @ skc13 @ ( skf27 @ W ) @ ( skf29 @ W ) ) | ( ssSkC0 ) | 
% 0.57/0.85     ( ~( customer @ skc13 @ V ) ) | ( ~( in @ skc13 @ V @ U ) ) | 
% 0.57/0.85     ( ~( restaurant @ skc13 @ U ) )),
% 0.57/0.85    inference('cnf.neg', [status(esa)], [clause32])).
% 0.57/0.85  thf(zip_derived_cl31, plain,
% 0.57/0.85      (![X0 : $i, X1 : $i, X2 : $i]:
% 0.57/0.85         ( (agent @ skc13 @ (skf27 @ X0) @ (skf29 @ X0))
% 0.57/0.85          |  (ssSkC0)
% 0.57/0.85          | ~ (customer @ skc13 @ X1)
% 0.57/0.85          | ~ (in @ skc13 @ X1 @ X2)
% 0.57/0.85          | ~ (restaurant @ skc13 @ X2))),
% 0.57/0.85      inference('cnf', [status(esa)], [zf_stmt_6])).
% 0.57/0.85  thf('3', plain,
% 0.57/0.85      ((![X0 : $i]:  (agent @ skc13 @ (skf27 @ X0) @ (skf29 @ X0))) | 
% 0.57/0.85       ( (ssSkC0)) | 
% 0.57/0.85       (![X1 : $i, X2 : $i]:
% 0.57/0.85          (~ (customer @ skc13 @ X1)
% 0.57/0.85           | ~ (in @ skc13 @ X1 @ X2)
% 0.57/0.85           | ~ (restaurant @ skc13 @ X2)))),
% 0.57/0.85      inference('split', [status(esa)], [zip_derived_cl31])).
% 0.57/0.85  thf(clause33, conjecture,
% 0.57/0.85    (~( ( patient @ skc13 @ ( skf27 @ W ) @ ( skf28 @ W ) ) | ( ssSkC0 ) | 
% 0.57/0.85        ( ~( customer @ skc13 @ V ) ) | ( ~( in @ skc13 @ V @ U ) ) | 
% 0.57/0.85        ( ~( restaurant @ skc13 @ U ) ) ))).
% 0.57/0.85  thf(zf_stmt_7, negated_conjecture,
% 0.57/0.85    (( patient @ skc13 @ ( skf27 @ W ) @ ( skf28 @ W ) ) | ( ssSkC0 ) | 
% 0.57/0.85     ( ~( customer @ skc13 @ V ) ) | ( ~( in @ skc13 @ V @ U ) ) | 
% 0.57/0.85     ( ~( restaurant @ skc13 @ U ) )),
% 0.57/0.85    inference('cnf.neg', [status(esa)], [clause33])).
% 0.57/0.85  thf(zip_derived_cl32, plain,
% 0.57/0.85      (![X0 : $i, X1 : $i, X2 : $i]:
% 0.57/0.85         ( (patient @ skc13 @ (skf27 @ X0) @ (skf28 @ X0))
% 0.57/0.85          |  (ssSkC0)
% 0.57/0.85          | ~ (customer @ skc13 @ X1)
% 0.57/0.85          | ~ (in @ skc13 @ X1 @ X2)
% 0.57/0.85          | ~ (restaurant @ skc13 @ X2))),
% 0.57/0.85      inference('cnf', [status(esa)], [zf_stmt_7])).
% 0.57/0.85  thf('4', plain,
% 0.57/0.85      ((![X0 : $i]:  (patient @ skc13 @ (skf27 @ X0) @ (skf28 @ X0))) | 
% 0.57/0.85       ( (ssSkC0)) | 
% 0.57/0.85       (![X1 : $i, X2 : $i]:
% 0.57/0.85          (~ (customer @ skc13 @ X1)
% 0.57/0.85           | ~ (in @ skc13 @ X1 @ X2)
% 0.57/0.85           | ~ (restaurant @ skc13 @ X2)))),
% 0.57/0.85      inference('split', [status(esa)], [zip_derived_cl32])).
% 0.57/0.85  thf(clause18, conjecture,
% 0.57/0.85    (~( ( coffee @ skc13 @ ( skf28 @ W ) ) | ( ssSkC0 ) | 
% 0.57/0.85        ( ~( customer @ skc13 @ V ) ) | ( ~( in @ skc13 @ V @ U ) ) | 
% 0.57/0.85        ( ~( restaurant @ skc13 @ U ) ) ))).
% 0.57/0.85  thf(zf_stmt_8, negated_conjecture,
% 0.57/0.85    (( coffee @ skc13 @ ( skf28 @ W ) ) | ( ssSkC0 ) | 
% 0.57/0.85     ( ~( customer @ skc13 @ V ) ) | ( ~( in @ skc13 @ V @ U ) ) | 
% 0.57/0.85     ( ~( restaurant @ skc13 @ U ) )),
% 0.57/0.85    inference('cnf.neg', [status(esa)], [clause18])).
% 0.57/0.85  thf(zip_derived_cl17, plain,
% 0.57/0.85      (![X0 : $i, X1 : $i, X2 : $i]:
% 0.57/0.85         ( (coffee @ skc13 @ (skf28 @ X0))
% 0.57/0.85          |  (ssSkC0)
% 0.57/0.85          | ~ (customer @ skc13 @ X1)
% 0.57/0.85          | ~ (in @ skc13 @ X1 @ X2)
% 0.57/0.85          | ~ (restaurant @ skc13 @ X2))),
% 0.57/0.85      inference('cnf', [status(esa)], [zf_stmt_8])).
% 0.57/0.85  thf('5', plain,
% 0.57/0.85      ((![X0 : $i]:  (coffee @ skc13 @ (skf28 @ X0))) | ( (ssSkC0)) | 
% 0.57/0.85       (![X1 : $i, X2 : $i]:
% 0.57/0.85          (~ (customer @ skc13 @ X1)
% 0.57/0.85           | ~ (in @ skc13 @ X1 @ X2)
% 0.57/0.85           | ~ (restaurant @ skc13 @ X2)))),
% 0.57/0.85      inference('split', [status(esa)], [zip_derived_cl17])).
% 0.57/0.85  thf(zip_derived_cl118, plain,
% 0.57/0.85      ((![X0 : $i]:  (agent @ skc13 @ (skf27 @ X0) @ (skf29 @ X0)))
% 0.57/0.85         <= ((![X0 : $i]:  (agent @ skc13 @ (skf27 @ X0) @ (skf29 @ X0))))),
% 0.57/0.85      inference('split', [status(esa)], [zip_derived_cl31])).
% 0.57/0.85  thf(zip_derived_cl235, plain,
% 0.57/0.85      ((![X0 : $i, X1 : $i]:
% 0.57/0.85          (~ (agent @ skc13 @ X0 @ (skf29 @ (skf39 @ skc13)))
% 0.57/0.85           | ~ (event @ skc13 @ X0)
% 0.57/0.85           | ~ (past @ skc13 @ X0)
% 0.57/0.85           | ~ (nonreflexive @ skc13 @ X0)
% 0.57/0.85           | ~ (drink @ skc13 @ X0)
% 0.57/0.85           | ~ (coffee @ skc13 @ X1)
% 0.57/0.85           | ~ (patient @ skc13 @ X0 @ X1)))
% 0.57/0.85         <= ((![X0 : $i, X1 : $i]:
% 0.57/0.85                (~ (agent @ skc13 @ X0 @ (skf29 @ (skf39 @ skc13)))
% 0.57/0.85                 | ~ (event @ skc13 @ X0)
% 0.57/0.85                 | ~ (past @ skc13 @ X0)
% 0.57/0.85                 | ~ (nonreflexive @ skc13 @ X0)
% 0.57/0.85                 | ~ (drink @ skc13 @ X0)
% 0.57/0.85                 | ~ (coffee @ skc13 @ X1)
% 0.57/0.85                 | ~ (patient @ skc13 @ X0 @ X1))))),
% 0.57/0.85      inference('split', [status(esa)], [zip_derived_cl233])).
% 0.57/0.85  thf(zip_derived_cl237, plain,
% 0.57/0.85      ((![X0 : $i]:
% 0.57/0.85          (~ (event @ skc13 @ (skf27 @ (skf39 @ skc13)))
% 0.57/0.85           | ~ (past @ skc13 @ (skf27 @ (skf39 @ skc13)))
% 0.57/0.85           | ~ (nonreflexive @ skc13 @ (skf27 @ (skf39 @ skc13)))
% 0.57/0.85           | ~ (drink @ skc13 @ (skf27 @ (skf39 @ skc13)))
% 0.57/0.85           | ~ (coffee @ skc13 @ X0)
% 0.57/0.85           | ~ (patient @ skc13 @ (skf27 @ (skf39 @ skc13)) @ X0)))
% 0.57/0.85         <= ((![X0 : $i]:  (agent @ skc13 @ (skf27 @ X0) @ (skf29 @ X0))) & 
% 0.57/0.85             (![X0 : $i, X1 : $i]:
% 0.57/0.85                (~ (agent @ skc13 @ X0 @ (skf29 @ (skf39 @ skc13)))
% 0.57/0.85                 | ~ (event @ skc13 @ X0)
% 0.57/0.85                 | ~ (past @ skc13 @ X0)
% 0.57/0.85                 | ~ (nonreflexive @ skc13 @ X0)
% 0.57/0.85                 | ~ (drink @ skc13 @ X0)
% 0.57/0.85                 | ~ (coffee @ skc13 @ X1)
% 0.57/0.85                 | ~ (patient @ skc13 @ X0 @ X1))))),
% 0.57/0.85      inference('s_sup-', [status(thm)], [zip_derived_cl118, zip_derived_cl235])).
% 0.57/0.85  thf(zip_derived_cl238, plain,
% 0.57/0.85      ((![X0 : $i]:
% 0.57/0.85          (~ (coffee @ skc13 @ X0)
% 0.57/0.85           | ~ (patient @ skc13 @ (skf27 @ (skf39 @ skc13)) @ X0)))
% 0.57/0.85         <= ((![X0 : $i]:
% 0.57/0.85                (~ (coffee @ skc13 @ X0)
% 0.57/0.85                 | ~ (patient @ skc13 @ (skf27 @ (skf39 @ skc13)) @ X0))))),
% 0.57/0.85      inference('split', [status(esa)], [zip_derived_cl237])).
% 0.57/0.85  thf(zip_derived_cl121, plain,
% 0.57/0.85      ((![X0 : $i]:  (patient @ skc13 @ (skf27 @ X0) @ (skf28 @ X0)))
% 0.57/0.85         <= ((![X0 : $i]:  (patient @ skc13 @ (skf27 @ X0) @ (skf28 @ X0))))),
% 0.57/0.85      inference('split', [status(esa)], [zip_derived_cl32])).
% 0.57/0.85  thf(zip_derived_cl243, plain,
% 0.57/0.85      ((~ (coffee @ skc13 @ (skf28 @ (skf39 @ skc13))))
% 0.57/0.85         <= ((![X0 : $i]:  (patient @ skc13 @ (skf27 @ X0) @ (skf28 @ X0))) & 
% 0.57/0.85             (![X0 : $i]:
% 0.57/0.85                (~ (coffee @ skc13 @ X0)
% 0.57/0.85                 | ~ (patient @ skc13 @ (skf27 @ (skf39 @ skc13)) @ X0))))),
% 0.57/0.85      inference('s_sup+', [status(thm)], [zip_derived_cl238, zip_derived_cl121])).
% 0.57/0.85  thf(zip_derived_cl78, plain,
% 0.57/0.85      ((![X0 : $i]:  (coffee @ skc13 @ (skf28 @ X0)))
% 0.57/0.85         <= ((![X0 : $i]:  (coffee @ skc13 @ (skf28 @ X0))))),
% 0.57/0.85      inference('split', [status(esa)], [zip_derived_cl17])).
% 0.57/0.85  thf('6', plain,
% 0.57/0.85      (~
% 0.57/0.85       (![X0 : $i]:
% 0.57/0.85          (~ (coffee @ skc13 @ X0)
% 0.57/0.85           | ~ (patient @ skc13 @ (skf27 @ (skf39 @ skc13)) @ X0))) | 
% 0.57/0.85       ~ (![X0 : $i]:  (coffee @ skc13 @ (skf28 @ X0))) | 
% 0.57/0.85       ~ (![X0 : $i]:  (patient @ skc13 @ (skf27 @ X0) @ (skf28 @ X0)))),
% 0.57/0.85      inference('s_sup+', [status(thm)], [zip_derived_cl243, zip_derived_cl78])).
% 0.57/0.85  thf(clause16, conjecture,
% 0.57/0.85    (~( ( past @ skc13 @ ( skf27 @ W ) ) | ( ssSkC0 ) | 
% 0.57/0.85        ( ~( customer @ skc13 @ V ) ) | ( ~( in @ skc13 @ V @ U ) ) | 
% 0.57/0.85        ( ~( restaurant @ skc13 @ U ) ) ))).
% 0.57/0.85  thf(zf_stmt_9, negated_conjecture,
% 0.57/0.85    (( past @ skc13 @ ( skf27 @ W ) ) | ( ssSkC0 ) | 
% 0.57/0.85     ( ~( customer @ skc13 @ V ) ) | ( ~( in @ skc13 @ V @ U ) ) | 
% 0.57/0.85     ( ~( restaurant @ skc13 @ U ) )),
% 0.57/0.85    inference('cnf.neg', [status(esa)], [clause16])).
% 0.57/0.85  thf(zip_derived_cl15, plain,
% 0.57/0.85      (![X0 : $i, X1 : $i, X2 : $i]:
% 0.57/0.85         ( (past @ skc13 @ (skf27 @ X0))
% 0.57/0.85          |  (ssSkC0)
% 0.57/0.85          | ~ (customer @ skc13 @ X1)
% 0.57/0.85          | ~ (in @ skc13 @ X1 @ X2)
% 0.57/0.85          | ~ (restaurant @ skc13 @ X2))),
% 0.57/0.85      inference('cnf', [status(esa)], [zf_stmt_9])).
% 0.57/0.85  thf('7', plain,
% 0.57/0.85      ((![X0 : $i]:  (past @ skc13 @ (skf27 @ X0))) | ( (ssSkC0)) | 
% 0.57/0.85       (![X1 : $i, X2 : $i]:
% 0.57/0.85          (~ (customer @ skc13 @ X1)
% 0.57/0.85           | ~ (in @ skc13 @ X1 @ X2)
% 0.57/0.85           | ~ (restaurant @ skc13 @ X2)))),
% 0.57/0.85      inference('split', [status(esa)], [zip_derived_cl15])).
% 0.57/0.85  thf(zip_derived_cl241, plain,
% 0.57/0.85      ((~ (past @ skc13 @ (skf27 @ (skf39 @ skc13))))
% 0.57/0.85         <= (~ ( (past @ skc13 @ (skf27 @ (skf39 @ skc13)))))),
% 0.57/0.85      inference('split', [status(esa)], [zip_derived_cl237])).
% 0.57/0.85  thf(zip_derived_cl72, plain,
% 0.57/0.85      ((![X0 : $i]:  (past @ skc13 @ (skf27 @ X0)))
% 0.57/0.85         <= ((![X0 : $i]:  (past @ skc13 @ (skf27 @ X0))))),
% 0.57/0.85      inference('split', [status(esa)], [zip_derived_cl15])).
% 0.57/0.85  thf('8', plain,
% 0.57/0.85      (( (past @ skc13 @ (skf27 @ (skf39 @ skc13)))) | 
% 0.57/0.85       ~ (![X0 : $i]:  (past @ skc13 @ (skf27 @ X0)))),
% 0.57/0.85      inference('s_sup+', [status(thm)], [zip_derived_cl241, zip_derived_cl72])).
% 0.57/0.85  thf(clause15, conjecture,
% 0.57/0.85    (~( ( nonreflexive @ skc13 @ ( skf27 @ W ) ) | ( ssSkC0 ) | 
% 0.57/0.85        ( ~( customer @ skc13 @ V ) ) | ( ~( in @ skc13 @ V @ U ) ) | 
% 0.57/0.85        ( ~( restaurant @ skc13 @ U ) ) ))).
% 0.57/0.85  thf(zf_stmt_10, negated_conjecture,
% 0.57/0.85    (( nonreflexive @ skc13 @ ( skf27 @ W ) ) | ( ssSkC0 ) | 
% 0.57/0.85     ( ~( customer @ skc13 @ V ) ) | ( ~( in @ skc13 @ V @ U ) ) | 
% 0.57/0.85     ( ~( restaurant @ skc13 @ U ) )),
% 0.57/0.85    inference('cnf.neg', [status(esa)], [clause15])).
% 0.57/0.85  thf(zip_derived_cl14, plain,
% 0.57/0.85      (![X0 : $i, X1 : $i, X2 : $i]:
% 0.57/0.85         ( (nonreflexive @ skc13 @ (skf27 @ X0))
% 0.57/0.85          |  (ssSkC0)
% 0.57/0.85          | ~ (customer @ skc13 @ X1)
% 0.57/0.85          | ~ (in @ skc13 @ X1 @ X2)
% 0.57/0.85          | ~ (restaurant @ skc13 @ X2))),
% 0.57/0.85      inference('cnf', [status(esa)], [zf_stmt_10])).
% 0.57/0.85  thf('9', plain,
% 0.57/0.85      ((![X0 : $i]:  (nonreflexive @ skc13 @ (skf27 @ X0))) | ( (ssSkC0)) | 
% 0.57/0.85       (![X1 : $i, X2 : $i]:
% 0.57/0.85          (~ (customer @ skc13 @ X1)
% 0.57/0.85           | ~ (in @ skc13 @ X1 @ X2)
% 0.57/0.85           | ~ (restaurant @ skc13 @ X2)))),
% 0.57/0.85      inference('split', [status(esa)], [zip_derived_cl14])).
% 0.57/0.85  thf(zip_derived_cl240, plain,
% 0.57/0.85      ((~ (nonreflexive @ skc13 @ (skf27 @ (skf39 @ skc13))))
% 0.57/0.85         <= (~ ( (nonreflexive @ skc13 @ (skf27 @ (skf39 @ skc13)))))),
% 0.57/0.85      inference('split', [status(esa)], [zip_derived_cl237])).
% 0.57/0.85  thf(zip_derived_cl69, plain,
% 0.57/0.85      ((![X0 : $i]:  (nonreflexive @ skc13 @ (skf27 @ X0)))
% 0.57/0.85         <= ((![X0 : $i]:  (nonreflexive @ skc13 @ (skf27 @ X0))))),
% 0.57/0.85      inference('split', [status(esa)], [zip_derived_cl14])).
% 0.57/0.85  thf('10', plain,
% 0.57/0.85      (( (nonreflexive @ skc13 @ (skf27 @ (skf39 @ skc13)))) | 
% 0.57/0.85       ~ (![X0 : $i]:  (nonreflexive @ skc13 @ (skf27 @ X0)))),
% 0.57/0.85      inference('s_sup+', [status(thm)], [zip_derived_cl240, zip_derived_cl69])).
% 0.57/0.85  thf(clause17, conjecture,
% 0.57/0.85    (~( ( event @ skc13 @ ( skf27 @ W ) ) | ( ssSkC0 ) | 
% 0.57/0.85        ( ~( customer @ skc13 @ V ) ) | ( ~( in @ skc13 @ V @ U ) ) | 
% 0.57/0.85        ( ~( restaurant @ skc13 @ U ) ) ))).
% 0.57/0.85  thf(zf_stmt_11, negated_conjecture,
% 0.57/0.85    (( event @ skc13 @ ( skf27 @ W ) ) | ( ssSkC0 ) | 
% 0.57/0.85     ( ~( customer @ skc13 @ V ) ) | ( ~( in @ skc13 @ V @ U ) ) | 
% 0.57/0.85     ( ~( restaurant @ skc13 @ U ) )),
% 0.57/0.85    inference('cnf.neg', [status(esa)], [clause17])).
% 0.57/0.85  thf(zip_derived_cl16, plain,
% 0.57/0.85      (![X0 : $i, X1 : $i, X2 : $i]:
% 0.57/0.85         ( (event @ skc13 @ (skf27 @ X0))
% 0.57/0.85          |  (ssSkC0)
% 0.57/0.85          | ~ (customer @ skc13 @ X1)
% 0.57/0.85          | ~ (in @ skc13 @ X1 @ X2)
% 0.57/0.85          | ~ (restaurant @ skc13 @ X2))),
% 0.57/0.85      inference('cnf', [status(esa)], [zf_stmt_11])).
% 0.57/0.85  thf('11', plain,
% 0.57/0.85      ((![X0 : $i]:  (event @ skc13 @ (skf27 @ X0))) | ( (ssSkC0)) | 
% 0.57/0.85       (![X1 : $i, X2 : $i]:
% 0.57/0.85          (~ (customer @ skc13 @ X1)
% 0.57/0.85           | ~ (in @ skc13 @ X1 @ X2)
% 0.57/0.85           | ~ (restaurant @ skc13 @ X2)))),
% 0.57/0.85      inference('split', [status(esa)], [zip_derived_cl16])).
% 0.57/0.85  thf(zip_derived_cl242, plain,
% 0.57/0.85      ((~ (event @ skc13 @ (skf27 @ (skf39 @ skc13))))
% 0.57/0.85         <= (~ ( (event @ skc13 @ (skf27 @ (skf39 @ skc13)))))),
% 0.57/0.85      inference('split', [status(esa)], [zip_derived_cl237])).
% 0.57/0.85  thf(zip_derived_cl75, plain,
% 0.57/0.85      ((![X0 : $i]:  (event @ skc13 @ (skf27 @ X0)))
% 0.57/0.85         <= ((![X0 : $i]:  (event @ skc13 @ (skf27 @ X0))))),
% 0.57/0.85      inference('split', [status(esa)], [zip_derived_cl16])).
% 0.57/0.85  thf('12', plain,
% 0.57/0.85      (( (event @ skc13 @ (skf27 @ (skf39 @ skc13)))) | 
% 0.57/0.85       ~ (![X0 : $i]:  (event @ skc13 @ (skf27 @ X0)))),
% 0.57/0.85      inference('s_sup+', [status(thm)], [zip_derived_cl242, zip_derived_cl75])).
% 0.57/0.85  thf(clause14, conjecture,
% 0.57/0.85    (~( ( drink @ skc13 @ ( skf27 @ W ) ) | ( ssSkC0 ) | 
% 0.57/0.85        ( ~( customer @ skc13 @ V ) ) | ( ~( in @ skc13 @ V @ U ) ) | 
% 0.57/0.85        ( ~( restaurant @ skc13 @ U ) ) ))).
% 0.57/0.85  thf(zf_stmt_12, negated_conjecture,
% 0.57/0.85    (( drink @ skc13 @ ( skf27 @ W ) ) | ( ssSkC0 ) | 
% 0.57/0.85     ( ~( customer @ skc13 @ V ) ) | ( ~( in @ skc13 @ V @ U ) ) | 
% 0.57/0.85     ( ~( restaurant @ skc13 @ U ) )),
% 0.57/0.85    inference('cnf.neg', [status(esa)], [clause14])).
% 0.57/0.85  thf(zip_derived_cl13, plain,
% 0.57/0.85      (![X0 : $i, X1 : $i, X2 : $i]:
% 0.57/0.85         ( (drink @ skc13 @ (skf27 @ X0))
% 0.57/0.85          |  (ssSkC0)
% 0.57/0.85          | ~ (customer @ skc13 @ X1)
% 0.57/0.85          | ~ (in @ skc13 @ X1 @ X2)
% 0.57/0.85          | ~ (restaurant @ skc13 @ X2))),
% 0.57/0.85      inference('cnf', [status(esa)], [zf_stmt_12])).
% 0.57/0.85  thf('13', plain,
% 0.57/0.85      ((![X0 : $i]:  (drink @ skc13 @ (skf27 @ X0))) | ( (ssSkC0)) | 
% 0.57/0.85       (![X1 : $i, X2 : $i]:
% 0.57/0.85          (~ (customer @ skc13 @ X1)
% 0.57/0.85           | ~ (in @ skc13 @ X1 @ X2)
% 0.57/0.85           | ~ (restaurant @ skc13 @ X2)))),
% 0.57/0.85      inference('split', [status(esa)], [zip_derived_cl13])).
% 0.57/0.85  thf(zip_derived_cl239, plain,
% 0.57/0.85      ((~ (drink @ skc13 @ (skf27 @ (skf39 @ skc13))))
% 0.57/0.85         <= (~ ( (drink @ skc13 @ (skf27 @ (skf39 @ skc13)))))),
% 0.57/0.85      inference('split', [status(esa)], [zip_derived_cl237])).
% 0.57/0.85  thf(zip_derived_cl66, plain,
% 0.57/0.85      ((![X0 : $i]:  (drink @ skc13 @ (skf27 @ X0)))
% 0.57/0.85         <= ((![X0 : $i]:  (drink @ skc13 @ (skf27 @ X0))))),
% 0.57/0.85      inference('split', [status(esa)], [zip_derived_cl13])).
% 0.57/0.85  thf('14', plain,
% 0.57/0.85      (( (drink @ skc13 @ (skf27 @ (skf39 @ skc13)))) | 
% 0.57/0.85       ~ (![X0 : $i]:  (drink @ skc13 @ (skf27 @ X0)))),
% 0.57/0.85      inference('s_sup+', [status(thm)], [zip_derived_cl239, zip_derived_cl66])).
% 0.57/0.85  thf('15', plain,
% 0.57/0.85      (~
% 0.57/0.85       (![X0 : $i, X1 : $i]:
% 0.57/0.85          (~ (agent @ skc13 @ X0 @ (skf29 @ (skf39 @ skc13)))
% 0.57/0.85           | ~ (event @ skc13 @ X0)
% 0.57/0.85           | ~ (past @ skc13 @ X0)
% 0.57/0.85           | ~ (nonreflexive @ skc13 @ X0)
% 0.57/0.85           | ~ (drink @ skc13 @ X0)
% 0.57/0.85           | ~ (coffee @ skc13 @ X1)
% 0.57/0.85           | ~ (patient @ skc13 @ X0 @ X1))) | 
% 0.57/0.85       ~ ( (drink @ skc13 @ (skf27 @ (skf39 @ skc13)))) | 
% 0.57/0.85       ~ ( (event @ skc13 @ (skf27 @ (skf39 @ skc13)))) | 
% 0.57/0.85       ~ ( (nonreflexive @ skc13 @ (skf27 @ (skf39 @ skc13)))) | 
% 0.57/0.85       ~ ( (past @ skc13 @ (skf27 @ (skf39 @ skc13)))) | 
% 0.57/0.85       (![X0 : $i]:
% 0.57/0.85          (~ (coffee @ skc13 @ X0)
% 0.57/0.85           | ~ (patient @ skc13 @ (skf27 @ (skf39 @ skc13)) @ X0))) | 
% 0.57/0.85       ~ (![X0 : $i]:  (agent @ skc13 @ (skf27 @ X0) @ (skf29 @ X0)))),
% 0.57/0.85      inference('split', [status(esa)], [zip_derived_cl237])).
% 0.57/0.85  thf(clause10, conjecture,
% 0.57/0.85    (~( ( past @ skc13 @ ( skf26 @ W ) ) | ( ssSkC0 ) | 
% 0.57/0.85        ( ~( customer @ skc13 @ V ) ) | ( ~( in @ skc13 @ V @ U ) ) | 
% 0.57/0.85        ( ~( restaurant @ skc13 @ U ) ) ))).
% 0.57/0.85  thf(zf_stmt_13, negated_conjecture,
% 0.57/0.85    (( past @ skc13 @ ( skf26 @ W ) ) | ( ssSkC0 ) | 
% 0.57/0.85     ( ~( customer @ skc13 @ V ) ) | ( ~( in @ skc13 @ V @ U ) ) | 
% 0.57/0.85     ( ~( restaurant @ skc13 @ U ) )),
% 0.57/0.85    inference('cnf.neg', [status(esa)], [clause10])).
% 0.57/0.85  thf(zip_derived_cl9, plain,
% 0.57/0.85      (![X0 : $i, X1 : $i, X2 : $i]:
% 0.57/0.85         ( (past @ skc13 @ (skf26 @ X0))
% 0.57/0.85          |  (ssSkC0)
% 0.57/0.85          | ~ (customer @ skc13 @ X1)
% 0.57/0.85          | ~ (in @ skc13 @ X1 @ X2)
% 0.57/0.85          | ~ (restaurant @ skc13 @ X2))),
% 0.57/0.85      inference('cnf', [status(esa)], [zf_stmt_13])).
% 0.57/0.85  thf('16', plain,
% 0.57/0.85      ((![X0 : $i]:  (past @ skc13 @ (skf26 @ X0))) | ( (ssSkC0)) | 
% 0.57/0.85       (![X1 : $i, X2 : $i]:
% 0.57/0.85          (~ (customer @ skc13 @ X1)
% 0.57/0.85           | ~ (in @ skc13 @ X1 @ X2)
% 0.57/0.85           | ~ (restaurant @ skc13 @ X2)))),
% 0.57/0.85      inference('split', [status(esa)], [zip_derived_cl9])).
% 0.57/0.85  thf(zip_derived_cl230, plain,
% 0.57/0.85      ((~ (past @ skc13 @ (skf26 @ (skf39 @ skc13))))
% 0.57/0.85         <= (~ ( (past @ skc13 @ (skf26 @ (skf39 @ skc13)))))),
% 0.57/0.85      inference('split', [status(esa)], [zip_derived_cl212])).
% 0.57/0.85  thf(zip_derived_cl54, plain,
% 0.57/0.85      ((![X0 : $i]:  (past @ skc13 @ (skf26 @ X0)))
% 0.57/0.85         <= ((![X0 : $i]:  (past @ skc13 @ (skf26 @ X0))))),
% 0.57/0.85      inference('split', [status(esa)], [zip_derived_cl9])).
% 0.57/0.85  thf('17', plain,
% 0.57/0.85      (( (past @ skc13 @ (skf26 @ (skf39 @ skc13)))) | 
% 0.57/0.85       ~ (![X0 : $i]:  (past @ skc13 @ (skf26 @ X0)))),
% 0.57/0.85      inference('s_sup+', [status(thm)], [zip_derived_cl230, zip_derived_cl54])).
% 0.57/0.85  thf('18', plain,
% 0.57/0.85      ((![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 0.57/0.85          (~ (actual_world @ X0)
% 0.57/0.85           | ~ (patient @ X0 @ X1 @ X2)
% 0.57/0.85           | ~ (agent @ X0 @ X3 @ X2)
% 0.57/0.85           | ~ (human_person @ X0 @ X2)
% 0.57/0.85           | ~ (event @ X0 @ X3)
% 0.57/0.85           | ~ (past @ X0 @ X3)
% 0.57/0.85           | ~ (nonreflexive @ X0 @ X3)
% 0.57/0.85           | ~ (drink @ X0 @ X3)
% 0.57/0.85           | ~ (coffee @ X0 @ X4)
% 0.57/0.85           | ~ (patient @ X0 @ X3 @ X4)
% 0.57/0.85           | ~ (see @ X0 @ X1)
% 0.57/0.85           | ~ (nonreflexive @ X0 @ X1)
% 0.57/0.85           | ~ (past @ X0 @ X1)
% 0.57/0.85           | ~ (agent @ X0 @ X1 @ (skf39 @ X0))
% 0.57/0.85           | ~ (event @ X0 @ X1))) | 
% 0.57/0.85       ( (ssSkC0))),
% 0.57/0.85      inference('split', [status(esa)], [zip_derived_cl36])).
% 0.57/0.85  thf('19', plain,
% 0.57/0.85      ((![X0 : $i, X1 : $i]:
% 0.57/0.85          ( (agent @ skc13 @ (skf26 @ X0) @ X0)
% 0.57/0.85           | ~ (customer @ skc13 @ X0)
% 0.57/0.85           | ~ (in @ skc13 @ X0 @ X1)
% 0.57/0.85           | ~ (restaurant @ skc13 @ X1))) | 
% 0.57/0.85       ( (ssSkC0))),
% 0.57/0.85      inference('split', [status(esa)], [zip_derived_cl28])).
% 0.57/0.85  thf('20', plain,
% 0.57/0.85      (( (agent @ skc13 @ (skf26 @ (skf39 @ skc13)) @ (skf39 @ skc13))) | 
% 0.57/0.85       ~ ( (customer @ skc13 @ (skf39 @ skc13))) | 
% 0.57/0.85       ~
% 0.57/0.85       (![X0 : $i, X1 : $i]:
% 0.57/0.85          ( (agent @ skc13 @ (skf26 @ X0) @ X0)
% 0.57/0.85           | ~ (customer @ skc13 @ X0)
% 0.57/0.85           | ~ (in @ skc13 @ X0 @ X1)
% 0.57/0.85           | ~ (restaurant @ skc13 @ X1))) | 
% 0.57/0.85       ~
% 0.57/0.85       (![X0 : $i]:
% 0.57/0.85          (~ (actual_world @ X0) |  (in @ X0 @ (skf39 @ X0) @ (skf34 @ X0)))) | 
% 0.57/0.85       ~ ( (restaurant @ skc13 @ (skf34 @ skc13)))),
% 0.57/0.85      inference('split', [status(esa)], [zip_derived_cl202])).
% 0.57/0.85  thf(clause12, conjecture,
% 0.57/0.85    (~( ( see @ skc13 @ ( skf26 @ W ) ) | ( ssSkC0 ) | 
% 0.57/0.85        ( ~( customer @ skc13 @ V ) ) | ( ~( in @ skc13 @ V @ U ) ) | 
% 0.57/0.85        ( ~( restaurant @ skc13 @ U ) ) ))).
% 0.57/0.85  thf(zf_stmt_14, negated_conjecture,
% 0.57/0.85    (( see @ skc13 @ ( skf26 @ W ) ) | ( ssSkC0 ) | 
% 0.57/0.85     ( ~( customer @ skc13 @ V ) ) | ( ~( in @ skc13 @ V @ U ) ) | 
% 0.57/0.85     ( ~( restaurant @ skc13 @ U ) )),
% 0.57/0.85    inference('cnf.neg', [status(esa)], [clause12])).
% 0.57/0.85  thf(zip_derived_cl11, plain,
% 0.57/0.85      (![X0 : $i, X1 : $i, X2 : $i]:
% 0.57/0.85         ( (see @ skc13 @ (skf26 @ X0))
% 0.57/0.85          |  (ssSkC0)
% 0.57/0.85          | ~ (customer @ skc13 @ X1)
% 0.57/0.85          | ~ (in @ skc13 @ X1 @ X2)
% 0.57/0.85          | ~ (restaurant @ skc13 @ X2))),
% 0.57/0.85      inference('cnf', [status(esa)], [zf_stmt_14])).
% 0.57/0.85  thf('21', plain,
% 0.57/0.85      ((![X0 : $i]:  (see @ skc13 @ (skf26 @ X0))) | ( (ssSkC0)) | 
% 0.57/0.85       (![X1 : $i, X2 : $i]:
% 0.57/0.85          (~ (customer @ skc13 @ X1)
% 0.57/0.85           | ~ (in @ skc13 @ X1 @ X2)
% 0.57/0.85           | ~ (restaurant @ skc13 @ X2)))),
% 0.57/0.85      inference('split', [status(esa)], [zip_derived_cl11])).
% 0.57/0.85  thf(zip_derived_cl232, plain,
% 0.57/0.85      ((~ (see @ skc13 @ (skf26 @ (skf39 @ skc13))))
% 0.57/0.85         <= (~ ( (see @ skc13 @ (skf26 @ (skf39 @ skc13)))))),
% 0.57/0.85      inference('split', [status(esa)], [zip_derived_cl212])).
% 0.57/0.85  thf(zip_derived_cl60, plain,
% 0.57/0.85      ((![X0 : $i]:  (see @ skc13 @ (skf26 @ X0)))
% 0.57/0.85         <= ((![X0 : $i]:  (see @ skc13 @ (skf26 @ X0))))),
% 0.57/0.85      inference('split', [status(esa)], [zip_derived_cl11])).
% 0.57/0.85  thf('22', plain,
% 0.57/0.85      (( (see @ skc13 @ (skf26 @ (skf39 @ skc13)))) | 
% 0.57/0.85       ~ (![X0 : $i]:  (see @ skc13 @ (skf26 @ X0)))),
% 0.57/0.85      inference('s_sup+', [status(thm)], [zip_derived_cl232, zip_derived_cl60])).
% 0.57/0.85  thf(clause9, conjecture,
% 0.57/0.85    (~( ( event @ skc13 @ ( skf26 @ W ) ) | ( ssSkC0 ) | 
% 0.57/0.85        ( ~( customer @ skc13 @ V ) ) | ( ~( in @ skc13 @ V @ U ) ) | 
% 0.57/0.85        ( ~( restaurant @ skc13 @ U ) ) ))).
% 0.57/0.85  thf(zf_stmt_15, negated_conjecture,
% 0.57/0.85    (( event @ skc13 @ ( skf26 @ W ) ) | ( ssSkC0 ) | 
% 0.57/0.85     ( ~( customer @ skc13 @ V ) ) | ( ~( in @ skc13 @ V @ U ) ) | 
% 0.57/0.85     ( ~( restaurant @ skc13 @ U ) )),
% 0.57/0.85    inference('cnf.neg', [status(esa)], [clause9])).
% 0.57/0.85  thf(zip_derived_cl8, plain,
% 0.57/0.85      (![X0 : $i, X1 : $i, X2 : $i]:
% 0.57/0.85         ( (event @ skc13 @ (skf26 @ X0))
% 0.57/0.85          |  (ssSkC0)
% 0.57/0.85          | ~ (customer @ skc13 @ X1)
% 0.57/0.85          | ~ (in @ skc13 @ X1 @ X2)
% 0.57/0.85          | ~ (restaurant @ skc13 @ X2))),
% 0.57/0.85      inference('cnf', [status(esa)], [zf_stmt_15])).
% 0.57/0.85  thf('23', plain,
% 0.57/0.85      ((![X0 : $i]:  (event @ skc13 @ (skf26 @ X0))) | ( (ssSkC0)) | 
% 0.57/0.85       (![X1 : $i, X2 : $i]:
% 0.57/0.85          (~ (customer @ skc13 @ X1)
% 0.57/0.85           | ~ (in @ skc13 @ X1 @ X2)
% 0.57/0.85           | ~ (restaurant @ skc13 @ X2)))),
% 0.57/0.85      inference('split', [status(esa)], [zip_derived_cl8])).
% 0.57/0.85  thf(zip_derived_cl229, plain,
% 0.57/0.85      ((~ (event @ skc13 @ (skf26 @ (skf39 @ skc13))))
% 0.57/0.85         <= (~ ( (event @ skc13 @ (skf26 @ (skf39 @ skc13)))))),
% 0.57/0.85      inference('split', [status(esa)], [zip_derived_cl212])).
% 0.57/0.85  thf(zip_derived_cl51, plain,
% 0.57/0.85      ((![X0 : $i]:  (event @ skc13 @ (skf26 @ X0)))
% 0.57/0.85         <= ((![X0 : $i]:  (event @ skc13 @ (skf26 @ X0))))),
% 0.57/0.85      inference('split', [status(esa)], [zip_derived_cl8])).
% 0.57/0.85  thf('24', plain,
% 0.57/0.85      (( (event @ skc13 @ (skf26 @ (skf39 @ skc13)))) | 
% 0.57/0.85       ~ (![X0 : $i]:  (event @ skc13 @ (skf26 @ X0)))),
% 0.57/0.85      inference('s_sup+', [status(thm)], [zip_derived_cl229, zip_derived_cl51])).
% 0.57/0.85  thf(clause5, conjecture,
% 0.57/0.85    (~( ( customer @ U @ ( skf25 @ U ) ) | ( ~( ssSkC0 ) ) | 
% 0.57/0.85        ( ~( actual_world @ U ) ) ))).
% 0.57/0.85  thf(zf_stmt_16, negated_conjecture,
% 0.57/0.85    (( customer @ U @ ( skf25 @ U ) ) | ( ~( ssSkC0 ) ) | 
% 0.57/0.85     ( ~( actual_world @ U ) )),
% 0.57/0.85    inference('cnf.neg', [status(esa)], [clause5])).
% 0.57/0.85  thf(zip_derived_cl4, plain,
% 0.57/0.85      (![X0 : $i]:
% 0.57/0.85         ( (customer @ X0 @ (skf25 @ X0)) | ~ (ssSkC0) | ~ (actual_world @ X0))),
% 0.57/0.85      inference('cnf', [status(esa)], [zf_stmt_16])).
% 0.57/0.85  thf(zip_derived_cl42, plain,
% 0.57/0.85      ((![X0 : $i]: (~ (actual_world @ X0) |  (customer @ X0 @ (skf25 @ X0))))
% 0.57/0.85         <= ((![X0 : $i]:
% 0.57/0.85                (~ (actual_world @ X0) |  (customer @ X0 @ (skf25 @ X0)))))),
% 0.57/0.85      inference('split', [status(esa)], [zip_derived_cl4])).
% 0.57/0.85  thf(zip_derived_cl50, plain,
% 0.57/0.85      ((![X1 : $i, X2 : $i]:
% 0.57/0.85          (~ (customer @ skc13 @ X1)
% 0.57/0.85           | ~ (in @ skc13 @ X1 @ X2)
% 0.57/0.85           | ~ (restaurant @ skc13 @ X2)))
% 0.57/0.85         <= ((![X1 : $i, X2 : $i]:
% 0.57/0.85                (~ (customer @ skc13 @ X1)
% 0.57/0.85                 | ~ (in @ skc13 @ X1 @ X2)
% 0.57/0.85                 | ~ (restaurant @ skc13 @ X2))))),
% 0.57/0.85      inference('split', [status(esa)], [zip_derived_cl8])).
% 0.57/0.85  thf(clause8, conjecture,
% 0.57/0.85    (~( ( in @ U @ ( skf25 @ U ) @ ( skf20 @ U ) ) | ( ~( ssSkC0 ) ) | 
% 0.57/0.85        ( ~( actual_world @ U ) ) ))).
% 0.57/0.85  thf(zf_stmt_17, negated_conjecture,
% 0.57/0.85    (( in @ U @ ( skf25 @ U ) @ ( skf20 @ U ) ) | ( ~( ssSkC0 ) ) | 
% 0.57/0.85     ( ~( actual_world @ U ) )),
% 0.57/0.85    inference('cnf.neg', [status(esa)], [clause8])).
% 0.57/0.85  thf(zip_derived_cl7, plain,
% 0.57/0.85      (![X0 : $i]:
% 0.57/0.85         ( (in @ X0 @ (skf25 @ X0) @ (skf20 @ X0))
% 0.57/0.85          | ~ (ssSkC0)
% 0.57/0.85          | ~ (actual_world @ X0))),
% 0.57/0.85      inference('cnf', [status(esa)], [zf_stmt_17])).
% 0.57/0.85  thf(zip_derived_cl48, plain,
% 0.57/0.85      ((![X0 : $i]:
% 0.57/0.85          (~ (actual_world @ X0) |  (in @ X0 @ (skf25 @ X0) @ (skf20 @ X0))))
% 0.57/0.85         <= ((![X0 : $i]:
% 0.57/0.85                (~ (actual_world @ X0)
% 0.57/0.85                 |  (in @ X0 @ (skf25 @ X0) @ (skf20 @ X0)))))),
% 0.57/0.85      inference('split', [status(esa)], [zip_derived_cl7])).
% 0.57/0.85  thf(zip_derived_cl164, plain,
% 0.57/0.85      (((~ (restaurant @ skc13 @ (skf20 @ skc13))
% 0.57/0.85         | ~ (customer @ skc13 @ (skf25 @ skc13))
% 0.57/0.85         | ~ (actual_world @ skc13)))
% 0.57/0.85         <= ((![X0 : $i]:
% 0.57/0.85                (~ (actual_world @ X0)
% 0.57/0.85                 |  (in @ X0 @ (skf25 @ X0) @ (skf20 @ X0)))) & 
% 0.57/0.85             (![X1 : $i, X2 : $i]:
% 0.57/0.85                (~ (customer @ skc13 @ X1)
% 0.57/0.85                 | ~ (in @ skc13 @ X1 @ X2)
% 0.57/0.85                 | ~ (restaurant @ skc13 @ X2))))),
% 0.57/0.85      inference('s_sup+', [status(thm)], [zip_derived_cl50, zip_derived_cl48])).
% 0.57/0.85  thf(zip_derived_cl0, plain, ( (actual_world @ skc13)),
% 0.57/0.85      inference('cnf', [status(esa)], [zf_stmt_4])).
% 0.57/0.85  thf(zip_derived_cl166, plain,
% 0.57/0.85      (((~ (restaurant @ skc13 @ (skf20 @ skc13))
% 0.57/0.85         | ~ (customer @ skc13 @ (skf25 @ skc13))))
% 0.57/0.85         <= ((![X0 : $i]:
% 0.57/0.85                (~ (actual_world @ X0)
% 0.57/0.85                 |  (in @ X0 @ (skf25 @ X0) @ (skf20 @ X0)))) & 
% 0.57/0.85             (![X1 : $i, X2 : $i]:
% 0.57/0.85                (~ (customer @ skc13 @ X1)
% 0.57/0.85                 | ~ (in @ skc13 @ X1 @ X2)
% 0.57/0.85                 | ~ (restaurant @ skc13 @ X2))))),
% 0.57/0.85      inference('demod', [status(thm)], [zip_derived_cl164, zip_derived_cl0])).
% 0.57/0.85  thf(zip_derived_cl179, plain,
% 0.57/0.85      ((~ (customer @ skc13 @ (skf25 @ skc13)))
% 0.57/0.85         <= (~ ( (customer @ skc13 @ (skf25 @ skc13))))),
% 0.57/0.85      inference('split', [status(esa)], [zip_derived_cl166])).
% 0.57/0.85  thf(zip_derived_cl185, plain,
% 0.57/0.85      ((~ (actual_world @ skc13))
% 0.57/0.85         <= (~ ( (customer @ skc13 @ (skf25 @ skc13))) & 
% 0.57/0.85             (![X0 : $i]:
% 0.57/0.85                (~ (actual_world @ X0) |  (customer @ X0 @ (skf25 @ X0)))))),
% 0.57/0.85      inference('s_sup-', [status(thm)], [zip_derived_cl42, zip_derived_cl179])).
% 0.57/0.85  thf(zip_derived_cl0, plain, ( (actual_world @ skc13)),
% 0.57/0.85      inference('cnf', [status(esa)], [zf_stmt_4])).
% 0.57/0.85  thf('25', plain,
% 0.57/0.85      (( (customer @ skc13 @ (skf25 @ skc13))) | 
% 0.57/0.85       ~
% 0.57/0.85       (![X0 : $i]: (~ (actual_world @ X0) |  (customer @ X0 @ (skf25 @ X0))))),
% 0.57/0.85      inference('demod', [status(thm)], [zip_derived_cl185, zip_derived_cl0])).
% 0.57/0.85  thf('26', plain,
% 0.57/0.85      (~
% 0.57/0.85       (![X1 : $i, X2 : $i]:
% 0.57/0.85          (~ (customer @ skc13 @ X1)
% 0.57/0.85           | ~ (in @ skc13 @ X1 @ X2)
% 0.57/0.85           | ~ (restaurant @ skc13 @ X2))) | 
% 0.57/0.85       ~ ( (customer @ skc13 @ (skf25 @ skc13))) | 
% 0.57/0.85       ~
% 0.57/0.85       (![X0 : $i]:
% 0.57/0.85          (~ (actual_world @ X0) |  (in @ X0 @ (skf25 @ X0) @ (skf20 @ X0)))) | 
% 0.57/0.85       ~ ( (restaurant @ skc13 @ (skf20 @ skc13)))),
% 0.57/0.85      inference('split', [status(esa)], [zip_derived_cl166])).
% 0.57/0.85  thf(clause4, conjecture,
% 0.57/0.85    (~( ( restaurant @ U @ ( skf34 @ U ) ) | ( ssSkC0 ) | 
% 0.57/0.85        ( ~( actual_world @ U ) ) ))).
% 0.57/0.85  thf(zf_stmt_18, negated_conjecture,
% 0.57/0.85    (( restaurant @ U @ ( skf34 @ U ) ) | ( ssSkC0 ) | 
% 0.57/0.85     ( ~( actual_world @ U ) )),
% 0.57/0.85    inference('cnf.neg', [status(esa)], [clause4])).
% 0.57/0.85  thf(zip_derived_cl3, plain,
% 0.57/0.85      (![X0 : $i]:
% 0.57/0.85         ( (restaurant @ X0 @ (skf34 @ X0)) |  (ssSkC0) | ~ (actual_world @ X0))),
% 0.57/0.85      inference('cnf', [status(esa)], [zf_stmt_18])).
% 0.57/0.85  thf(zip_derived_cl40, plain,
% 0.57/0.85      ((![X0 : $i]: (~ (actual_world @ X0) |  (restaurant @ X0 @ (skf34 @ X0))))
% 0.57/0.85         <= ((![X0 : $i]:
% 0.57/0.85                (~ (actual_world @ X0) |  (restaurant @ X0 @ (skf34 @ X0)))))),
% 0.57/0.85      inference('split', [status(esa)], [zip_derived_cl3])).
% 0.57/0.85  thf(zip_derived_cl50, plain,
% 0.57/0.85      ((![X1 : $i, X2 : $i]:
% 0.57/0.85          (~ (customer @ skc13 @ X1)
% 0.57/0.85           | ~ (in @ skc13 @ X1 @ X2)
% 0.57/0.85           | ~ (restaurant @ skc13 @ X2)))
% 0.57/0.85         <= ((![X1 : $i, X2 : $i]:
% 0.57/0.85                (~ (customer @ skc13 @ X1)
% 0.57/0.85                 | ~ (in @ skc13 @ X1 @ X2)
% 0.57/0.85                 | ~ (restaurant @ skc13 @ X2))))),
% 0.57/0.85      inference('split', [status(esa)], [zip_derived_cl8])).
% 0.57/0.85  thf(zip_derived_cl46, plain,
% 0.57/0.85      ((![X0 : $i]:
% 0.57/0.85          (~ (actual_world @ X0) |  (in @ X0 @ (skf39 @ X0) @ (skf34 @ X0))))
% 0.57/0.85         <= ((![X0 : $i]:
% 0.57/0.85                (~ (actual_world @ X0)
% 0.57/0.85                 |  (in @ X0 @ (skf39 @ X0) @ (skf34 @ X0)))))),
% 0.57/0.85      inference('split', [status(esa)], [zip_derived_cl6])).
% 0.57/0.85  thf(zip_derived_cl140, plain,
% 0.57/0.85      (((~ (restaurant @ skc13 @ (skf34 @ skc13))
% 0.57/0.85         | ~ (customer @ skc13 @ (skf39 @ skc13))
% 0.57/0.85         | ~ (actual_world @ skc13)))
% 0.57/0.85         <= ((![X0 : $i]:
% 0.57/0.85                (~ (actual_world @ X0)
% 0.57/0.85                 |  (in @ X0 @ (skf39 @ X0) @ (skf34 @ X0)))) & 
% 0.57/0.85             (![X1 : $i, X2 : $i]:
% 0.57/0.85                (~ (customer @ skc13 @ X1)
% 0.57/0.85                 | ~ (in @ skc13 @ X1 @ X2)
% 0.57/0.85                 | ~ (restaurant @ skc13 @ X2))))),
% 0.57/0.85      inference('s_sup+', [status(thm)], [zip_derived_cl50, zip_derived_cl46])).
% 0.57/0.85  thf(zip_derived_cl0, plain, ( (actual_world @ skc13)),
% 0.57/0.85      inference('cnf', [status(esa)], [zf_stmt_4])).
% 0.57/0.85  thf(zip_derived_cl142, plain,
% 0.57/0.85      (((~ (restaurant @ skc13 @ (skf34 @ skc13))
% 0.57/0.85         | ~ (customer @ skc13 @ (skf39 @ skc13))))
% 0.57/0.85         <= ((![X0 : $i]:
% 0.57/0.85                (~ (actual_world @ X0)
% 0.57/0.85                 |  (in @ X0 @ (skf39 @ X0) @ (skf34 @ X0)))) & 
% 0.57/0.85             (![X1 : $i, X2 : $i]:
% 0.57/0.85                (~ (customer @ skc13 @ X1)
% 0.57/0.85                 | ~ (in @ skc13 @ X1 @ X2)
% 0.57/0.85                 | ~ (restaurant @ skc13 @ X2))))),
% 0.57/0.85      inference('demod', [status(thm)], [zip_derived_cl140, zip_derived_cl0])).
% 0.57/0.85  thf(zip_derived_cl146, plain,
% 0.57/0.85      ((~ (restaurant @ skc13 @ (skf34 @ skc13)))
% 0.57/0.85         <= (~ ( (restaurant @ skc13 @ (skf34 @ skc13))))),
% 0.57/0.85      inference('split', [status(esa)], [zip_derived_cl142])).
% 0.57/0.85  thf(zip_derived_cl149, plain,
% 0.57/0.85      ((~ (actual_world @ skc13))
% 0.57/0.85         <= (~ ( (restaurant @ skc13 @ (skf34 @ skc13))) & 
% 0.57/0.85             (![X0 : $i]:
% 0.57/0.85                (~ (actual_world @ X0) |  (restaurant @ X0 @ (skf34 @ X0)))))),
% 0.57/0.85      inference('s_sup-', [status(thm)], [zip_derived_cl40, zip_derived_cl146])).
% 0.57/0.85  thf(zip_derived_cl0, plain, ( (actual_world @ skc13)),
% 0.57/0.85      inference('cnf', [status(esa)], [zf_stmt_4])).
% 0.57/0.85  thf('27', plain,
% 0.57/0.85      (( (restaurant @ skc13 @ (skf34 @ skc13))) | 
% 0.57/0.85       ~
% 0.57/0.85       (![X0 : $i]: (~ (actual_world @ X0) |  (restaurant @ X0 @ (skf34 @ X0))))),
% 0.57/0.85      inference('demod', [status(thm)], [zip_derived_cl149, zip_derived_cl0])).
% 0.57/0.85  thf(clause3, conjecture,
% 0.57/0.85    (~( ( customer @ U @ ( skf39 @ U ) ) | ( ssSkC0 ) | 
% 0.57/0.85        ( ~( actual_world @ U ) ) ))).
% 0.57/0.85  thf(zf_stmt_19, negated_conjecture,
% 0.57/0.85    (( customer @ U @ ( skf39 @ U ) ) | ( ssSkC0 ) | ( ~( actual_world @ U ) )),
% 0.57/0.85    inference('cnf.neg', [status(esa)], [clause3])).
% 0.57/0.85  thf(zip_derived_cl2, plain,
% 0.57/0.85      (![X0 : $i]:
% 0.57/0.85         ( (customer @ X0 @ (skf39 @ X0)) |  (ssSkC0) | ~ (actual_world @ X0))),
% 0.57/0.85      inference('cnf', [status(esa)], [zf_stmt_19])).
% 0.57/0.85  thf(zip_derived_cl38, plain,
% 0.57/0.85      ((![X0 : $i]: ( (customer @ X0 @ (skf39 @ X0)) | ~ (actual_world @ X0)))
% 0.57/0.85         <= ((![X0 : $i]:
% 0.57/0.85                ( (customer @ X0 @ (skf39 @ X0)) | ~ (actual_world @ X0))))),
% 0.57/0.85      inference('split', [status(esa)], [zip_derived_cl2])).
% 0.57/0.85  thf(zip_derived_cl147, plain,
% 0.57/0.85      ((~ (customer @ skc13 @ (skf39 @ skc13)))
% 0.57/0.85         <= (~ ( (customer @ skc13 @ (skf39 @ skc13))))),
% 0.57/0.85      inference('split', [status(esa)], [zip_derived_cl142])).
% 0.57/0.85  thf(zip_derived_cl153, plain,
% 0.57/0.85      ((~ (actual_world @ skc13))
% 0.57/0.85         <= (~ ( (customer @ skc13 @ (skf39 @ skc13))) & 
% 0.57/0.85             (![X0 : $i]:
% 0.57/0.85                ( (customer @ X0 @ (skf39 @ X0)) | ~ (actual_world @ X0))))),
% 0.57/0.85      inference('s_sup-', [status(thm)], [zip_derived_cl38, zip_derived_cl147])).
% 0.57/0.85  thf(zip_derived_cl0, plain, ( (actual_world @ skc13)),
% 0.57/0.85      inference('cnf', [status(esa)], [zf_stmt_4])).
% 0.57/0.85  thf('28', plain,
% 0.57/0.85      (( (customer @ skc13 @ (skf39 @ skc13))) | 
% 0.57/0.85       ~
% 0.57/0.85       (![X0 : $i]: ( (customer @ X0 @ (skf39 @ X0)) | ~ (actual_world @ X0)))),
% 0.57/0.85      inference('demod', [status(thm)], [zip_derived_cl153, zip_derived_cl0])).
% 0.57/0.85  thf('29', plain,
% 0.57/0.85      ((![X0 : $i]:
% 0.57/0.85          (~ (actual_world @ X0) |  (in @ X0 @ (skf39 @ X0) @ (skf34 @ X0)))) | 
% 0.57/0.85       ( (ssSkC0))),
% 0.57/0.85      inference('split', [status(esa)], [zip_derived_cl6])).
% 0.57/0.85  thf('30', plain,
% 0.57/0.85      ((![X0 : $i]: (~ (actual_world @ X0) |  (restaurant @ X0 @ (skf34 @ X0)))) | 
% 0.57/0.85       ( (ssSkC0))),
% 0.57/0.85      inference('split', [status(esa)], [zip_derived_cl3])).
% 0.57/0.85  thf('31', plain,
% 0.57/0.85      ((![X0 : $i]: ( (customer @ X0 @ (skf39 @ X0)) | ~ (actual_world @ X0))) | 
% 0.57/0.85       ( (ssSkC0))),
% 0.57/0.85      inference('split', [status(esa)], [zip_derived_cl2])).
% 0.57/0.85  thf('32', plain,
% 0.57/0.85      (~
% 0.57/0.85       (![X1 : $i, X2 : $i]:
% 0.57/0.85          (~ (customer @ skc13 @ X1)
% 0.57/0.85           | ~ (in @ skc13 @ X1 @ X2)
% 0.57/0.85           | ~ (restaurant @ skc13 @ X2))) | 
% 0.57/0.85       ~ ( (restaurant @ skc13 @ (skf34 @ skc13))) | 
% 0.57/0.85       ~ ( (customer @ skc13 @ (skf39 @ skc13))) | 
% 0.57/0.85       ~
% 0.57/0.85       (![X0 : $i]:
% 0.57/0.85          (~ (actual_world @ X0) |  (in @ X0 @ (skf39 @ X0) @ (skf34 @ X0))))),
% 0.57/0.85      inference('split', [status(esa)], [zip_derived_cl142])).
% 0.57/0.85  thf(clause6, conjecture,
% 0.57/0.85    (~( ( restaurant @ U @ ( skf20 @ U ) ) | ( ~( ssSkC0 ) ) | 
% 0.57/0.85        ( ~( actual_world @ U ) ) ))).
% 0.57/0.85  thf(zf_stmt_20, negated_conjecture,
% 0.57/0.85    (( restaurant @ U @ ( skf20 @ U ) ) | ( ~( ssSkC0 ) ) | 
% 0.57/0.85     ( ~( actual_world @ U ) )),
% 0.57/0.85    inference('cnf.neg', [status(esa)], [clause6])).
% 0.57/0.85  thf(zip_derived_cl5, plain,
% 0.57/0.85      (![X0 : $i]:
% 0.57/0.85         ( (restaurant @ X0 @ (skf20 @ X0))
% 0.57/0.85          | ~ (ssSkC0)
% 0.57/0.85          | ~ (actual_world @ X0))),
% 0.57/0.85      inference('cnf', [status(esa)], [zf_stmt_20])).
% 0.57/0.85  thf(zip_derived_cl44, plain,
% 0.57/0.85      ((![X0 : $i]: (~ (actual_world @ X0) |  (restaurant @ X0 @ (skf20 @ X0))))
% 0.57/0.85         <= ((![X0 : $i]:
% 0.57/0.85                (~ (actual_world @ X0) |  (restaurant @ X0 @ (skf20 @ X0)))))),
% 0.57/0.85      inference('split', [status(esa)], [zip_derived_cl5])).
% 0.57/0.85  thf(zip_derived_cl178, plain,
% 0.57/0.85      ((~ (restaurant @ skc13 @ (skf20 @ skc13)))
% 0.57/0.85         <= (~ ( (restaurant @ skc13 @ (skf20 @ skc13))))),
% 0.57/0.85      inference('split', [status(esa)], [zip_derived_cl166])).
% 0.57/0.85  thf(zip_derived_cl181, plain,
% 0.57/0.85      ((~ (actual_world @ skc13))
% 0.57/0.85         <= (~ ( (restaurant @ skc13 @ (skf20 @ skc13))) & 
% 0.57/0.85             (![X0 : $i]:
% 0.57/0.85                (~ (actual_world @ X0) |  (restaurant @ X0 @ (skf20 @ X0)))))),
% 0.57/0.85      inference('s_sup-', [status(thm)], [zip_derived_cl44, zip_derived_cl178])).
% 0.57/0.85  thf(zip_derived_cl0, plain, ( (actual_world @ skc13)),
% 0.57/0.85      inference('cnf', [status(esa)], [zf_stmt_4])).
% 0.57/0.85  thf('33', plain,
% 0.57/0.85      (( (restaurant @ skc13 @ (skf20 @ skc13))) | 
% 0.57/0.85       ~
% 0.57/0.85       (![X0 : $i]: (~ (actual_world @ X0) |  (restaurant @ X0 @ (skf20 @ X0))))),
% 0.57/0.85      inference('demod', [status(thm)], [zip_derived_cl181, zip_derived_cl0])).
% 0.57/0.85  thf(zip_derived_cl48, plain,
% 0.57/0.85      ((![X0 : $i]:
% 0.57/0.85          (~ (actual_world @ X0) |  (in @ X0 @ (skf25 @ X0) @ (skf20 @ X0))))
% 0.57/0.85         <= ((![X0 : $i]:
% 0.57/0.85                (~ (actual_world @ X0)
% 0.57/0.85                 |  (in @ X0 @ (skf25 @ X0) @ (skf20 @ X0)))))),
% 0.57/0.85      inference('split', [status(esa)], [zip_derived_cl7])).
% 0.57/0.85  thf(clause30, conjecture,
% 0.57/0.85    (~( ( agent @ skc2 @ ( skf12 @ V ) @ V ) | ( ~( ssSkC0 ) ) | 
% 0.57/0.85        ( ~( customer @ skc2 @ V ) ) | ( ~( in @ skc2 @ V @ U ) ) | 
% 0.57/0.85        ( ~( restaurant @ skc2 @ U ) ) ))).
% 0.57/0.85  thf(zf_stmt_21, negated_conjecture,
% 0.57/0.85    (( agent @ skc2 @ ( skf12 @ V ) @ V ) | ( ~( ssSkC0 ) ) | 
% 0.57/0.85     ( ~( customer @ skc2 @ V ) ) | ( ~( in @ skc2 @ V @ U ) ) | 
% 0.57/0.85     ( ~( restaurant @ skc2 @ U ) )),
% 0.57/0.85    inference('cnf.neg', [status(esa)], [clause30])).
% 0.57/0.85  thf(zip_derived_cl29, plain,
% 0.57/0.85      (![X0 : $i, X1 : $i]:
% 0.57/0.85         ( (agent @ skc2 @ (skf12 @ X0) @ X0)
% 0.57/0.85          | ~ (ssSkC0)
% 0.57/0.85          | ~ (customer @ skc2 @ X0)
% 0.57/0.85          | ~ (in @ skc2 @ X0 @ X1)
% 0.57/0.85          | ~ (restaurant @ skc2 @ X1))),
% 0.57/0.85      inference('cnf', [status(esa)], [zf_stmt_21])).
% 0.57/0.85  thf(zip_derived_cl112, plain,
% 0.57/0.85      ((![X0 : $i, X1 : $i]:
% 0.57/0.85          ( (agent @ skc2 @ (skf12 @ X0) @ X0)
% 0.57/0.85           | ~ (customer @ skc2 @ X0)
% 0.57/0.85           | ~ (in @ skc2 @ X0 @ X1)
% 0.57/0.85           | ~ (restaurant @ skc2 @ X1)))
% 0.57/0.85         <= ((![X0 : $i, X1 : $i]:
% 0.57/0.85                ( (agent @ skc2 @ (skf12 @ X0) @ X0)
% 0.57/0.85                 | ~ (customer @ skc2 @ X0)
% 0.57/0.85                 | ~ (in @ skc2 @ X0 @ X1)
% 0.57/0.85                 | ~ (restaurant @ skc2 @ X1))))),
% 0.57/0.85      inference('split', [status(esa)], [zip_derived_cl29])).
% 0.57/0.85  thf(zip_derived_cl205, plain,
% 0.57/0.85      (((~ (actual_world @ skc2)
% 0.57/0.85         |  (agent @ skc2 @ (skf12 @ (skf25 @ skc2)) @ (skf25 @ skc2))
% 0.57/0.85         | ~ (customer @ skc2 @ (skf25 @ skc2))
% 0.57/0.85         | ~ (restaurant @ skc2 @ (skf20 @ skc2))))
% 0.57/0.85         <= ((![X0 : $i]:
% 0.57/0.85                (~ (actual_world @ X0)
% 0.57/0.85                 |  (in @ X0 @ (skf25 @ X0) @ (skf20 @ X0)))) & 
% 0.57/0.85             (![X0 : $i, X1 : $i]:
% 0.57/0.85                ( (agent @ skc2 @ (skf12 @ X0) @ X0)
% 0.57/0.85                 | ~ (customer @ skc2 @ X0)
% 0.57/0.85                 | ~ (in @ skc2 @ X0 @ X1)
% 0.57/0.85                 | ~ (restaurant @ skc2 @ X1))))),
% 0.57/0.85      inference('s_sup-', [status(thm)], [zip_derived_cl48, zip_derived_cl112])).
% 0.57/0.85  thf(clause2, conjecture, (~( actual_world @ skc2 ))).
% 0.57/0.85  thf(zf_stmt_22, negated_conjecture, (actual_world @ skc2),
% 0.57/0.85    inference('cnf.neg', [status(esa)], [clause2])).
% 0.57/0.85  thf(zip_derived_cl1, plain, ( (actual_world @ skc2)),
% 0.57/0.85      inference('cnf', [status(esa)], [zf_stmt_22])).
% 0.57/0.85  thf(zip_derived_cl207, plain,
% 0.57/0.85      ((( (agent @ skc2 @ (skf12 @ (skf25 @ skc2)) @ (skf25 @ skc2))
% 0.57/0.85         | ~ (customer @ skc2 @ (skf25 @ skc2))
% 0.57/0.85         | ~ (restaurant @ skc2 @ (skf20 @ skc2))))
% 0.57/0.85         <= ((![X0 : $i]:
% 0.57/0.85                (~ (actual_world @ X0)
% 0.57/0.85                 |  (in @ X0 @ (skf25 @ X0) @ (skf20 @ X0)))) & 
% 0.57/0.85             (![X0 : $i, X1 : $i]:
% 0.57/0.85                ( (agent @ skc2 @ (skf12 @ X0) @ X0)
% 0.57/0.85                 | ~ (customer @ skc2 @ X0)
% 0.57/0.85                 | ~ (in @ skc2 @ X0 @ X1)
% 0.57/0.85                 | ~ (restaurant @ skc2 @ X1))))),
% 0.57/0.85      inference('demod', [status(thm)], [zip_derived_cl205, zip_derived_cl1])).
% 0.57/0.85  thf(zip_derived_cl223, plain,
% 0.57/0.85      (( (agent @ skc2 @ (skf12 @ (skf25 @ skc2)) @ (skf25 @ skc2)))
% 0.57/0.85         <= (( (agent @ skc2 @ (skf12 @ (skf25 @ skc2)) @ (skf25 @ skc2))))),
% 0.57/0.85      inference('split', [status(esa)], [zip_derived_cl207])).
% 0.57/0.85  thf(clause38, conjecture,
% 0.57/0.85    (~( ( ~( ssSkC0 ) ) | ( ~( actual_world @ U ) ) | 
% 0.57/0.85        ( ~( patient @ U @ X @ Y ) ) | ( ~( coffee @ U @ Y ) ) | 
% 0.57/0.85        ( ~( event @ U @ X ) ) | ( ~( past @ U @ X ) ) | 
% 0.57/0.85        ( ~( nonreflexive @ U @ X ) ) | ( ~( drink @ U @ X ) ) | 
% 0.57/0.85        ( ~( human_person @ U @ W ) ) | ( ~( agent @ U @ X @ W ) ) | 
% 0.57/0.85        ( ~( patient @ U @ V @ W ) ) | ( ~( see @ U @ V ) ) | 
% 0.57/0.85        ( ~( nonreflexive @ U @ V ) ) | ( ~( past @ U @ V ) ) | 
% 0.57/0.85        ( ~( agent @ U @ V @ ( skf25 @ U ) ) ) | ( ~( event @ U @ V ) ) ))).
% 0.57/0.85  thf(zf_stmt_23, negated_conjecture,
% 0.57/0.85    (( ~( ssSkC0 ) ) | ( ~( actual_world @ U ) ) | 
% 0.57/0.85     ( ~( patient @ U @ X @ Y ) ) | ( ~( coffee @ U @ Y ) ) | 
% 0.57/0.85     ( ~( event @ U @ X ) ) | ( ~( past @ U @ X ) ) | 
% 0.57/0.85     ( ~( nonreflexive @ U @ X ) ) | ( ~( drink @ U @ X ) ) | 
% 0.57/0.85     ( ~( human_person @ U @ W ) ) | ( ~( agent @ U @ X @ W ) ) | 
% 0.57/0.85     ( ~( patient @ U @ V @ W ) ) | ( ~( see @ U @ V ) ) | 
% 0.57/0.85     ( ~( nonreflexive @ U @ V ) ) | ( ~( past @ U @ V ) ) | 
% 0.57/0.85     ( ~( agent @ U @ V @ ( skf25 @ U ) ) ) | ( ~( event @ U @ V ) )),
% 0.57/0.85    inference('cnf.neg', [status(esa)], [clause38])).
% 0.57/0.85  thf(zip_derived_cl37, plain,
% 0.57/0.85      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 0.57/0.85         (~ (ssSkC0)
% 0.57/0.85          | ~ (actual_world @ X0)
% 0.57/0.85          | ~ (patient @ X0 @ X1 @ X2)
% 0.57/0.85          | ~ (coffee @ X0 @ X2)
% 0.57/0.85          | ~ (event @ X0 @ X1)
% 0.57/0.85          | ~ (past @ X0 @ X1)
% 0.57/0.85          | ~ (nonreflexive @ X0 @ X1)
% 0.57/0.85          | ~ (drink @ X0 @ X1)
% 0.57/0.85          | ~ (human_person @ X0 @ X3)
% 0.57/0.85          | ~ (agent @ X0 @ X1 @ X3)
% 0.57/0.85          | ~ (patient @ X0 @ X4 @ X3)
% 0.57/0.85          | ~ (see @ X0 @ X4)
% 0.57/0.85          | ~ (nonreflexive @ X0 @ X4)
% 0.57/0.85          | ~ (past @ X0 @ X4)
% 0.57/0.85          | ~ (agent @ X0 @ X4 @ (skf25 @ X0))
% 0.57/0.85          | ~ (event @ X0 @ X4))),
% 0.57/0.85      inference('cnf', [status(esa)], [zf_stmt_23])).
% 0.57/0.85  thf(zip_derived_cl134, plain,
% 0.57/0.85      ((![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 0.57/0.85          (~ (actual_world @ X0)
% 0.57/0.85           | ~ (patient @ X0 @ X1 @ X2)
% 0.57/0.85           | ~ (nonreflexive @ X0 @ X1)
% 0.57/0.85           | ~ (past @ X0 @ X1)
% 0.57/0.85           | ~ (event @ X0 @ X1)
% 0.57/0.85           | ~ (coffee @ X0 @ X2)
% 0.57/0.85           | ~ (drink @ X0 @ X1)
% 0.57/0.85           | ~ (human_person @ X0 @ X3)
% 0.57/0.85           | ~ (agent @ X0 @ X1 @ X3)
% 0.57/0.85           | ~ (patient @ X0 @ X4 @ X3)
% 0.57/0.85           | ~ (see @ X0 @ X4)
% 0.57/0.85           | ~ (nonreflexive @ X0 @ X4)
% 0.57/0.85           | ~ (past @ X0 @ X4)
% 0.57/0.85           | ~ (agent @ X0 @ X4 @ (skf25 @ X0))
% 0.57/0.85           | ~ (event @ X0 @ X4)))
% 0.57/0.85         <= ((![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 0.57/0.85                (~ (actual_world @ X0)
% 0.57/0.85                 | ~ (patient @ X0 @ X1 @ X2)
% 0.57/0.85                 | ~ (nonreflexive @ X0 @ X1)
% 0.57/0.85                 | ~ (past @ X0 @ X1)
% 0.57/0.85                 | ~ (event @ X0 @ X1)
% 0.57/0.85                 | ~ (coffee @ X0 @ X2)
% 0.57/0.85                 | ~ (drink @ X0 @ X1)
% 0.57/0.85                 | ~ (human_person @ X0 @ X3)
% 0.57/0.85                 | ~ (agent @ X0 @ X1 @ X3)
% 0.57/0.85                 | ~ (patient @ X0 @ X4 @ X3)
% 0.57/0.85                 | ~ (see @ X0 @ X4)
% 0.57/0.85                 | ~ (nonreflexive @ X0 @ X4)
% 0.57/0.85                 | ~ (past @ X0 @ X4)
% 0.57/0.85                 | ~ (agent @ X0 @ X4 @ (skf25 @ X0))
% 0.57/0.85                 | ~ (event @ X0 @ X4))))),
% 0.57/0.85      inference('split', [status(esa)], [zip_derived_cl37])).
% 0.57/0.85  thf(zip_derived_cl226, plain,
% 0.57/0.85      ((![X0 : $i, X1 : $i, X2 : $i]:
% 0.57/0.85          (~ (actual_world @ skc2)
% 0.57/0.85           | ~ (patient @ skc2 @ X1 @ X0)
% 0.57/0.85           | ~ (nonreflexive @ skc2 @ X1)
% 0.57/0.85           | ~ (past @ skc2 @ X1)
% 0.57/0.85           | ~ (event @ skc2 @ X1)
% 0.57/0.85           | ~ (coffee @ skc2 @ X0)
% 0.57/0.85           | ~ (drink @ skc2 @ X1)
% 0.57/0.85           | ~ (human_person @ skc2 @ X2)
% 0.57/0.85           | ~ (agent @ skc2 @ X1 @ X2)
% 0.57/0.85           | ~ (patient @ skc2 @ (skf12 @ (skf25 @ skc2)) @ X2)
% 0.57/0.85           | ~ (see @ skc2 @ (skf12 @ (skf25 @ skc2)))
% 0.57/0.85           | ~ (nonreflexive @ skc2 @ (skf12 @ (skf25 @ skc2)))
% 0.57/0.85           | ~ (past @ skc2 @ (skf12 @ (skf25 @ skc2)))
% 0.57/0.85           | ~ (event @ skc2 @ (skf12 @ (skf25 @ skc2)))))
% 0.57/0.85         <= ((![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 0.57/0.85                (~ (actual_world @ X0)
% 0.57/0.85                 | ~ (patient @ X0 @ X1 @ X2)
% 0.57/0.85                 | ~ (nonreflexive @ X0 @ X1)
% 0.57/0.85                 | ~ (past @ X0 @ X1)
% 0.57/0.85                 | ~ (event @ X0 @ X1)
% 0.57/0.85                 | ~ (coffee @ X0 @ X2)
% 0.57/0.85                 | ~ (drink @ X0 @ X1)
% 0.57/0.85                 | ~ (human_person @ X0 @ X3)
% 0.57/0.85                 | ~ (agent @ X0 @ X1 @ X3)
% 0.57/0.85                 | ~ (patient @ X0 @ X4 @ X3)
% 0.57/0.85                 | ~ (see @ X0 @ X4)
% 0.57/0.85                 | ~ (nonreflexive @ X0 @ X4)
% 0.57/0.85                 | ~ (past @ X0 @ X4)
% 0.57/0.85                 | ~ (agent @ X0 @ X4 @ (skf25 @ X0))
% 0.57/0.85                 | ~ (event @ X0 @ X4))) & 
% 0.57/0.85             ( (agent @ skc2 @ (skf12 @ (skf25 @ skc2)) @ (skf25 @ skc2))))),
% 0.57/0.85      inference('s_sup-', [status(thm)], [zip_derived_cl223, zip_derived_cl134])).
% 0.57/0.85  thf(zip_derived_cl1, plain, ( (actual_world @ skc2)),
% 0.57/0.85      inference('cnf', [status(esa)], [zf_stmt_22])).
% 0.57/0.85  thf(zip_derived_cl227, plain,
% 0.57/0.85      ((![X0 : $i, X1 : $i, X2 : $i]:
% 0.57/0.85          (~ (patient @ skc2 @ X1 @ X0)
% 0.57/0.85           | ~ (nonreflexive @ skc2 @ X1)
% 0.57/0.85           | ~ (past @ skc2 @ X1)
% 0.57/0.85           | ~ (event @ skc2 @ X1)
% 0.57/0.85           | ~ (coffee @ skc2 @ X0)
% 0.57/0.85           | ~ (drink @ skc2 @ X1)
% 0.57/0.85           | ~ (human_person @ skc2 @ X2)
% 0.57/0.85           | ~ (agent @ skc2 @ X1 @ X2)
% 0.57/0.85           | ~ (patient @ skc2 @ (skf12 @ (skf25 @ skc2)) @ X2)
% 0.57/0.85           | ~ (see @ skc2 @ (skf12 @ (skf25 @ skc2)))
% 0.57/0.85           | ~ (nonreflexive @ skc2 @ (skf12 @ (skf25 @ skc2)))
% 0.57/0.85           | ~ (past @ skc2 @ (skf12 @ (skf25 @ skc2)))
% 0.57/0.85           | ~ (event @ skc2 @ (skf12 @ (skf25 @ skc2)))))
% 0.57/0.85         <= ((![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 0.57/0.85                (~ (actual_world @ X0)
% 0.57/0.85                 | ~ (patient @ X0 @ X1 @ X2)
% 0.57/0.85                 | ~ (nonreflexive @ X0 @ X1)
% 0.57/0.85                 | ~ (past @ X0 @ X1)
% 0.57/0.85                 | ~ (event @ X0 @ X1)
% 0.57/0.85                 | ~ (coffee @ X0 @ X2)
% 0.57/0.85                 | ~ (drink @ X0 @ X1)
% 0.57/0.85                 | ~ (human_person @ X0 @ X3)
% 0.57/0.85                 | ~ (agent @ X0 @ X1 @ X3)
% 0.57/0.85                 | ~ (patient @ X0 @ X4 @ X3)
% 0.57/0.85                 | ~ (see @ X0 @ X4)
% 0.57/0.85                 | ~ (nonreflexive @ X0 @ X4)
% 0.57/0.85                 | ~ (past @ X0 @ X4)
% 0.57/0.85                 | ~ (agent @ X0 @ X4 @ (skf25 @ X0))
% 0.57/0.85                 | ~ (event @ X0 @ X4))) & 
% 0.57/0.85             ( (agent @ skc2 @ (skf12 @ (skf25 @ skc2)) @ (skf25 @ skc2))))),
% 0.57/0.85      inference('demod', [status(thm)], [zip_derived_cl226, zip_derived_cl1])).
% 0.57/0.85  thf('34', plain,
% 0.57/0.85      ((![X0 : $i, X1 : $i, X2 : $i]:
% 0.57/0.85          (~ (event @ skc2 @ X1)
% 0.57/0.85           | ~ (past @ skc2 @ X1)
% 0.57/0.85           | ~ (nonreflexive @ skc2 @ X1)
% 0.57/0.85           | ~ (drink @ skc2 @ X1)
% 0.57/0.85           | ~ (patient @ skc2 @ X1 @ X0)
% 0.57/0.85           | ~ (coffee @ skc2 @ X0)
% 0.57/0.85           | ~ (human_person @ skc2 @ X2)
% 0.57/0.85           | ~ (agent @ skc2 @ X1 @ X2)
% 0.57/0.85           | ~ (patient @ skc2 @ (skf12 @ (skf25 @ skc2)) @ X2))) | 
% 0.57/0.85       ~ ( (see @ skc2 @ (skf12 @ (skf25 @ skc2)))) | 
% 0.57/0.85       ~ ( (past @ skc2 @ (skf12 @ (skf25 @ skc2)))) | 
% 0.57/0.85       ~ ( (event @ skc2 @ (skf12 @ (skf25 @ skc2)))) | 
% 0.57/0.85       ~ ( (agent @ skc2 @ (skf12 @ (skf25 @ skc2)) @ (skf25 @ skc2))) | 
% 0.57/0.85       ~
% 0.57/0.85       (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 0.57/0.85          (~ (actual_world @ X0)
% 0.57/0.85           | ~ (patient @ X0 @ X1 @ X2)
% 0.57/0.85           | ~ (nonreflexive @ X0 @ X1)
% 0.57/0.85           | ~ (past @ X0 @ X1)
% 0.57/0.85           | ~ (event @ X0 @ X1)
% 0.57/0.85           | ~ (coffee @ X0 @ X2)
% 0.57/0.85           | ~ (drink @ X0 @ X1)
% 0.57/0.85           | ~ (human_person @ X0 @ X3)
% 0.57/0.85           | ~ (agent @ X0 @ X1 @ X3)
% 0.57/0.85           | ~ (patient @ X0 @ X4 @ X3)
% 0.57/0.85           | ~ (see @ X0 @ X4)
% 0.57/0.85           | ~ (nonreflexive @ X0 @ X4)
% 0.57/0.85           | ~ (past @ X0 @ X4)
% 0.57/0.85           | ~ (agent @ X0 @ X4 @ (skf25 @ X0))
% 0.57/0.85           | ~ (event @ X0 @ X4))) | 
% 0.57/0.85       ~ ( (nonreflexive @ skc2 @ (skf12 @ (skf25 @ skc2))))),
% 0.57/0.85      inference('split', [status(esa)], [zip_derived_cl227])).
% 0.57/0.85  thf(clause34, conjecture,
% 0.57/0.85    (~( ( agent @ skc2 @ ( skf13 @ W ) @ ( skf15 @ W ) ) | ( ~( ssSkC0 ) ) | 
% 0.57/0.85        ( ~( customer @ skc2 @ V ) ) | ( ~( in @ skc2 @ V @ U ) ) | 
% 0.57/0.85        ( ~( restaurant @ skc2 @ U ) ) ))).
% 0.57/0.85  thf(zf_stmt_24, negated_conjecture,
% 0.57/0.85    (( agent @ skc2 @ ( skf13 @ W ) @ ( skf15 @ W ) ) | ( ~( ssSkC0 ) ) | 
% 0.57/0.85     ( ~( customer @ skc2 @ V ) ) | ( ~( in @ skc2 @ V @ U ) ) | 
% 0.57/0.85     ( ~( restaurant @ skc2 @ U ) )),
% 0.57/0.85    inference('cnf.neg', [status(esa)], [clause34])).
% 0.57/0.85  thf(zip_derived_cl33, plain,
% 0.57/0.85      (![X0 : $i, X1 : $i, X2 : $i]:
% 0.57/0.85         ( (agent @ skc2 @ (skf13 @ X0) @ (skf15 @ X0))
% 0.57/0.85          | ~ (ssSkC0)
% 0.57/0.85          | ~ (customer @ skc2 @ X1)
% 0.57/0.85          | ~ (in @ skc2 @ X1 @ X2)
% 0.57/0.85          | ~ (restaurant @ skc2 @ X2))),
% 0.57/0.85      inference('cnf', [status(esa)], [zf_stmt_24])).
% 0.57/0.85  thf(zip_derived_cl124, plain,
% 0.57/0.85      ((![X0 : $i]:  (agent @ skc2 @ (skf13 @ X0) @ (skf15 @ X0)))
% 0.57/0.85         <= ((![X0 : $i]:  (agent @ skc2 @ (skf13 @ X0) @ (skf15 @ X0))))),
% 0.57/0.85      inference('split', [status(esa)], [zip_derived_cl33])).
% 0.57/0.85  thf(clause35, conjecture,
% 0.57/0.85    (~( ( patient @ skc2 @ ( skf12 @ W ) @ ( skf15 @ W ) ) | ( ~( ssSkC0 ) ) | 
% 0.57/0.85        ( ~( customer @ skc2 @ V ) ) | ( ~( in @ skc2 @ V @ U ) ) | 
% 0.57/0.85        ( ~( restaurant @ skc2 @ U ) ) ))).
% 0.57/0.85  thf(zf_stmt_25, negated_conjecture,
% 0.57/0.85    (( patient @ skc2 @ ( skf12 @ W ) @ ( skf15 @ W ) ) | ( ~( ssSkC0 ) ) | 
% 0.57/0.85     ( ~( customer @ skc2 @ V ) ) | ( ~( in @ skc2 @ V @ U ) ) | 
% 0.57/0.85     ( ~( restaurant @ skc2 @ U ) )),
% 0.57/0.85    inference('cnf.neg', [status(esa)], [clause35])).
% 0.57/0.85  thf(zip_derived_cl34, plain,
% 0.57/0.85      (![X0 : $i, X1 : $i, X2 : $i]:
% 0.57/0.85         ( (patient @ skc2 @ (skf12 @ X0) @ (skf15 @ X0))
% 0.57/0.85          | ~ (ssSkC0)
% 0.57/0.85          | ~ (customer @ skc2 @ X1)
% 0.57/0.85          | ~ (in @ skc2 @ X1 @ X2)
% 0.57/0.85          | ~ (restaurant @ skc2 @ X2))),
% 0.57/0.85      inference('cnf', [status(esa)], [zf_stmt_25])).
% 0.57/0.85  thf(zip_derived_cl127, plain,
% 0.57/0.85      ((![X0 : $i]:  (patient @ skc2 @ (skf12 @ X0) @ (skf15 @ X0)))
% 0.57/0.85         <= ((![X0 : $i]:  (patient @ skc2 @ (skf12 @ X0) @ (skf15 @ X0))))),
% 0.57/0.85      inference('split', [status(esa)], [zip_derived_cl34])).
% 0.57/0.85  thf(zip_derived_cl277, plain,
% 0.57/0.85      ((![X0 : $i, X1 : $i, X2 : $i]:
% 0.57/0.85          (~ (event @ skc2 @ X1)
% 0.57/0.85           | ~ (past @ skc2 @ X1)
% 0.57/0.85           | ~ (nonreflexive @ skc2 @ X1)
% 0.57/0.85           | ~ (drink @ skc2 @ X1)
% 0.57/0.85           | ~ (patient @ skc2 @ X1 @ X0)
% 0.57/0.85           | ~ (coffee @ skc2 @ X0)
% 0.57/0.85           | ~ (human_person @ skc2 @ X2)
% 0.57/0.85           | ~ (agent @ skc2 @ X1 @ X2)
% 0.57/0.85           | ~ (patient @ skc2 @ (skf12 @ (skf25 @ skc2)) @ X2)))
% 0.57/0.85         <= ((![X0 : $i, X1 : $i, X2 : $i]:
% 0.57/0.85                (~ (event @ skc2 @ X1)
% 0.57/0.85                 | ~ (past @ skc2 @ X1)
% 0.57/0.85                 | ~ (nonreflexive @ skc2 @ X1)
% 0.57/0.85                 | ~ (drink @ skc2 @ X1)
% 0.57/0.85                 | ~ (patient @ skc2 @ X1 @ X0)
% 0.57/0.85                 | ~ (coffee @ skc2 @ X0)
% 0.57/0.85                 | ~ (human_person @ skc2 @ X2)
% 0.57/0.85                 | ~ (agent @ skc2 @ X1 @ X2)
% 0.57/0.85                 | ~ (patient @ skc2 @ (skf12 @ (skf25 @ skc2)) @ X2))))),
% 0.57/0.85      inference('split', [status(esa)], [zip_derived_cl227])).
% 0.57/0.85  thf(zip_derived_cl282, plain,
% 0.57/0.85      ((![X0 : $i, X1 : $i]:
% 0.57/0.85          (~ (event @ skc2 @ X0)
% 0.57/0.85           | ~ (past @ skc2 @ X0)
% 0.57/0.85           | ~ (nonreflexive @ skc2 @ X0)
% 0.57/0.85           | ~ (drink @ skc2 @ X0)
% 0.57/0.85           | ~ (patient @ skc2 @ X0 @ X1)
% 0.57/0.85           | ~ (coffee @ skc2 @ X1)
% 0.57/0.85           | ~ (human_person @ skc2 @ (skf15 @ (skf25 @ skc2)))
% 0.57/0.85           | ~ (agent @ skc2 @ X0 @ (skf15 @ (skf25 @ skc2)))))
% 0.57/0.85         <= ((![X0 : $i]:  (patient @ skc2 @ (skf12 @ X0) @ (skf15 @ X0))) & 
% 0.57/0.85             (![X0 : $i, X1 : $i, X2 : $i]:
% 0.57/0.85                (~ (event @ skc2 @ X1)
% 0.57/0.85                 | ~ (past @ skc2 @ X1)
% 0.57/0.85                 | ~ (nonreflexive @ skc2 @ X1)
% 0.57/0.85                 | ~ (drink @ skc2 @ X1)
% 0.57/0.85                 | ~ (patient @ skc2 @ X1 @ X0)
% 0.57/0.85                 | ~ (coffee @ skc2 @ X0)
% 0.57/0.85                 | ~ (human_person @ skc2 @ X2)
% 0.57/0.85                 | ~ (agent @ skc2 @ X1 @ X2)
% 0.57/0.85                 | ~ (patient @ skc2 @ (skf12 @ (skf25 @ skc2)) @ X2))))),
% 0.57/0.85      inference('s_sup-', [status(thm)], [zip_derived_cl127, zip_derived_cl277])).
% 0.57/0.85  thf(zip_derived_cl341, plain,
% 0.57/0.85      ((![X0 : $i, X1 : $i]:
% 0.57/0.85          (~ (event @ skc2 @ X0)
% 0.57/0.85           | ~ (past @ skc2 @ X0)
% 0.57/0.85           | ~ (nonreflexive @ skc2 @ X0)
% 0.57/0.85           | ~ (drink @ skc2 @ X0)
% 0.57/0.85           | ~ (coffee @ skc2 @ X1)
% 0.57/0.85           | ~ (patient @ skc2 @ X0 @ X1)
% 0.57/0.85           | ~ (agent @ skc2 @ X0 @ (skf15 @ (skf25 @ skc2)))))
% 0.57/0.85         <= ((![X0 : $i, X1 : $i]:
% 0.57/0.85                (~ (event @ skc2 @ X0)
% 0.57/0.85                 | ~ (past @ skc2 @ X0)
% 0.57/0.85                 | ~ (nonreflexive @ skc2 @ X0)
% 0.57/0.85                 | ~ (drink @ skc2 @ X0)
% 0.57/0.85                 | ~ (coffee @ skc2 @ X1)
% 0.57/0.85                 | ~ (patient @ skc2 @ X0 @ X1)
% 0.57/0.85                 | ~ (agent @ skc2 @ X0 @ (skf15 @ (skf25 @ skc2))))))),
% 0.57/0.85      inference('split', [status(esa)], [zip_derived_cl282])).
% 0.57/0.85  thf(zip_derived_cl343, plain,
% 0.57/0.85      ((![X0 : $i]:
% 0.57/0.85          (~ (event @ skc2 @ (skf13 @ (skf25 @ skc2)))
% 0.57/0.85           | ~ (past @ skc2 @ (skf13 @ (skf25 @ skc2)))
% 0.57/0.85           | ~ (nonreflexive @ skc2 @ (skf13 @ (skf25 @ skc2)))
% 0.57/0.85           | ~ (drink @ skc2 @ (skf13 @ (skf25 @ skc2)))
% 0.57/0.85           | ~ (coffee @ skc2 @ X0)
% 0.57/0.85           | ~ (patient @ skc2 @ (skf13 @ (skf25 @ skc2)) @ X0)))
% 0.57/0.85         <= ((![X0 : $i]:  (agent @ skc2 @ (skf13 @ X0) @ (skf15 @ X0))) & 
% 0.57/0.85             (![X0 : $i, X1 : $i]:
% 0.57/0.85                (~ (event @ skc2 @ X0)
% 0.57/0.85                 | ~ (past @ skc2 @ X0)
% 0.57/0.85                 | ~ (nonreflexive @ skc2 @ X0)
% 0.57/0.85                 | ~ (drink @ skc2 @ X0)
% 0.57/0.85                 | ~ (coffee @ skc2 @ X1)
% 0.57/0.85                 | ~ (patient @ skc2 @ X0 @ X1)
% 0.57/0.85                 | ~ (agent @ skc2 @ X0 @ (skf15 @ (skf25 @ skc2))))))),
% 0.57/0.85      inference('s_sup-', [status(thm)], [zip_derived_cl124, zip_derived_cl341])).
% 0.57/0.85  thf('35', plain,
% 0.57/0.85      (~
% 0.57/0.85       (![X0 : $i, X1 : $i]:
% 0.57/0.85          (~ (event @ skc2 @ X0)
% 0.57/0.85           | ~ (past @ skc2 @ X0)
% 0.57/0.85           | ~ (nonreflexive @ skc2 @ X0)
% 0.57/0.85           | ~ (drink @ skc2 @ X0)
% 0.57/0.85           | ~ (coffee @ skc2 @ X1)
% 0.57/0.85           | ~ (patient @ skc2 @ X0 @ X1)
% 0.57/0.85           | ~ (agent @ skc2 @ X0 @ (skf15 @ (skf25 @ skc2))))) | 
% 0.57/0.85       (![X0 : $i]:
% 0.57/0.85          (~ (coffee @ skc2 @ X0)
% 0.57/0.85           | ~ (patient @ skc2 @ (skf13 @ (skf25 @ skc2)) @ X0))) | 
% 0.57/0.85       ~ ( (drink @ skc2 @ (skf13 @ (skf25 @ skc2)))) | 
% 0.57/0.85       ~ ( (nonreflexive @ skc2 @ (skf13 @ (skf25 @ skc2)))) | 
% 0.57/0.85       ~ ( (past @ skc2 @ (skf13 @ (skf25 @ skc2)))) | 
% 0.57/0.85       ~ (![X0 : $i]:  (agent @ skc2 @ (skf13 @ X0) @ (skf15 @ X0))) | 
% 0.57/0.85       ~ ( (event @ skc2 @ (skf13 @ (skf25 @ skc2))))),
% 0.57/0.85      inference('split', [status(esa)], [zip_derived_cl343])).
% 0.57/0.85  thf(zip_derived_cl278, plain,
% 0.57/0.85      ((~ (event @ skc2 @ (skf12 @ (skf25 @ skc2))))
% 0.57/0.85         <= (~ ( (event @ skc2 @ (skf12 @ (skf25 @ skc2)))))),
% 0.57/0.85      inference('split', [status(esa)], [zip_derived_cl227])).
% 0.57/0.85  thf(clause19, conjecture,
% 0.57/0.85    (~( ( event @ skc2 @ ( skf12 @ W ) ) | ( ~( ssSkC0 ) ) | 
% 0.57/0.85        ( ~( customer @ skc2 @ V ) ) | ( ~( in @ skc2 @ V @ U ) ) | 
% 0.57/0.85        ( ~( restaurant @ skc2 @ U ) ) ))).
% 0.57/0.85  thf(zf_stmt_26, negated_conjecture,
% 0.57/0.85    (( event @ skc2 @ ( skf12 @ W ) ) | ( ~( ssSkC0 ) ) | 
% 0.57/0.85     ( ~( customer @ skc2 @ V ) ) | ( ~( in @ skc2 @ V @ U ) ) | 
% 0.57/0.85     ( ~( restaurant @ skc2 @ U ) )),
% 0.57/0.85    inference('cnf.neg', [status(esa)], [clause19])).
% 0.57/0.85  thf(zip_derived_cl18, plain,
% 0.57/0.85      (![X0 : $i, X1 : $i, X2 : $i]:
% 0.57/0.85         ( (event @ skc2 @ (skf12 @ X0))
% 0.57/0.85          | ~ (ssSkC0)
% 0.57/0.85          | ~ (customer @ skc2 @ X1)
% 0.57/0.85          | ~ (in @ skc2 @ X1 @ X2)
% 0.57/0.85          | ~ (restaurant @ skc2 @ X2))),
% 0.57/0.85      inference('cnf', [status(esa)], [zf_stmt_26])).
% 0.57/0.85  thf(zip_derived_cl81, plain,
% 0.57/0.85      ((![X0 : $i]:  (event @ skc2 @ (skf12 @ X0)))
% 0.57/0.85         <= ((![X0 : $i]:  (event @ skc2 @ (skf12 @ X0))))),
% 0.57/0.85      inference('split', [status(esa)], [zip_derived_cl18])).
% 0.57/0.85  thf('36', plain,
% 0.57/0.85      (( (event @ skc2 @ (skf12 @ (skf25 @ skc2)))) | 
% 0.57/0.85       ~ (![X0 : $i]:  (event @ skc2 @ (skf12 @ X0)))),
% 0.57/0.85      inference('s_sup+', [status(thm)], [zip_derived_cl278, zip_derived_cl81])).
% 0.57/0.85  thf(zip_derived_cl279, plain,
% 0.57/0.85      ((~ (past @ skc2 @ (skf12 @ (skf25 @ skc2))))
% 0.57/0.85         <= (~ ( (past @ skc2 @ (skf12 @ (skf25 @ skc2)))))),
% 0.57/0.85      inference('split', [status(esa)], [zip_derived_cl227])).
% 0.57/0.85  thf(clause20, conjecture,
% 0.57/0.85    (~( ( past @ skc2 @ ( skf12 @ W ) ) | ( ~( ssSkC0 ) ) | 
% 0.57/0.85        ( ~( customer @ skc2 @ V ) ) | ( ~( in @ skc2 @ V @ U ) ) | 
% 0.57/0.85        ( ~( restaurant @ skc2 @ U ) ) ))).
% 0.57/0.85  thf(zf_stmt_27, negated_conjecture,
% 0.57/0.85    (( past @ skc2 @ ( skf12 @ W ) ) | ( ~( ssSkC0 ) ) | 
% 0.57/0.85     ( ~( customer @ skc2 @ V ) ) | ( ~( in @ skc2 @ V @ U ) ) | 
% 0.57/0.85     ( ~( restaurant @ skc2 @ U ) )),
% 0.57/0.85    inference('cnf.neg', [status(esa)], [clause20])).
% 0.57/0.85  thf(zip_derived_cl19, plain,
% 0.57/0.85      (![X0 : $i, X1 : $i, X2 : $i]:
% 0.57/0.85         ( (past @ skc2 @ (skf12 @ X0))
% 0.57/0.85          | ~ (ssSkC0)
% 0.57/0.85          | ~ (customer @ skc2 @ X1)
% 0.57/0.85          | ~ (in @ skc2 @ X1 @ X2)
% 0.57/0.85          | ~ (restaurant @ skc2 @ X2))),
% 0.57/0.85      inference('cnf', [status(esa)], [zf_stmt_27])).
% 0.57/0.85  thf(zip_derived_cl84, plain,
% 0.57/0.85      ((![X0 : $i]:  (past @ skc2 @ (skf12 @ X0)))
% 0.57/0.85         <= ((![X0 : $i]:  (past @ skc2 @ (skf12 @ X0))))),
% 0.57/0.85      inference('split', [status(esa)], [zip_derived_cl19])).
% 0.57/0.85  thf('37', plain,
% 0.57/0.85      (( (past @ skc2 @ (skf12 @ (skf25 @ skc2)))) | 
% 0.57/0.85       ~ (![X0 : $i]:  (past @ skc2 @ (skf12 @ X0)))),
% 0.57/0.85      inference('s_sup+', [status(thm)], [zip_derived_cl279, zip_derived_cl84])).
% 0.57/0.85  thf(zip_derived_cl280, plain,
% 0.57/0.85      ((~ (nonreflexive @ skc2 @ (skf12 @ (skf25 @ skc2))))
% 0.57/0.85         <= (~ ( (nonreflexive @ skc2 @ (skf12 @ (skf25 @ skc2)))))),
% 0.57/0.85      inference('split', [status(esa)], [zip_derived_cl227])).
% 0.57/0.85  thf(clause21, conjecture,
% 0.57/0.85    (~( ( nonreflexive @ skc2 @ ( skf12 @ W ) ) | ( ~( ssSkC0 ) ) | 
% 0.57/0.85        ( ~( customer @ skc2 @ V ) ) | ( ~( in @ skc2 @ V @ U ) ) | 
% 0.57/0.85        ( ~( restaurant @ skc2 @ U ) ) ))).
% 0.57/0.85  thf(zf_stmt_28, negated_conjecture,
% 0.57/0.85    (( nonreflexive @ skc2 @ ( skf12 @ W ) ) | ( ~( ssSkC0 ) ) | 
% 0.57/0.85     ( ~( customer @ skc2 @ V ) ) | ( ~( in @ skc2 @ V @ U ) ) | 
% 0.57/0.85     ( ~( restaurant @ skc2 @ U ) )),
% 0.57/0.85    inference('cnf.neg', [status(esa)], [clause21])).
% 0.57/0.85  thf(zip_derived_cl20, plain,
% 0.57/0.85      (![X0 : $i, X1 : $i, X2 : $i]:
% 0.57/0.85         ( (nonreflexive @ skc2 @ (skf12 @ X0))
% 0.57/0.85          | ~ (ssSkC0)
% 0.57/0.85          | ~ (customer @ skc2 @ X1)
% 0.57/0.85          | ~ (in @ skc2 @ X1 @ X2)
% 0.57/0.85          | ~ (restaurant @ skc2 @ X2))),
% 0.57/0.85      inference('cnf', [status(esa)], [zf_stmt_28])).
% 0.57/0.85  thf(zip_derived_cl87, plain,
% 0.57/0.85      ((![X0 : $i]:  (nonreflexive @ skc2 @ (skf12 @ X0)))
% 0.57/0.85         <= ((![X0 : $i]:  (nonreflexive @ skc2 @ (skf12 @ X0))))),
% 0.57/0.85      inference('split', [status(esa)], [zip_derived_cl20])).
% 0.57/0.85  thf('38', plain,
% 0.57/0.85      (( (nonreflexive @ skc2 @ (skf12 @ (skf25 @ skc2)))) | 
% 0.57/0.85       ~ (![X0 : $i]:  (nonreflexive @ skc2 @ (skf12 @ X0)))),
% 0.57/0.85      inference('s_sup+', [status(thm)], [zip_derived_cl280, zip_derived_cl87])).
% 0.57/0.85  thf(zip_derived_cl281, plain,
% 0.57/0.85      ((~ (see @ skc2 @ (skf12 @ (skf25 @ skc2))))
% 0.57/0.85         <= (~ ( (see @ skc2 @ (skf12 @ (skf25 @ skc2)))))),
% 0.57/0.85      inference('split', [status(esa)], [zip_derived_cl227])).
% 0.57/0.85  thf(clause22, conjecture,
% 0.57/0.85    (~( ( see @ skc2 @ ( skf12 @ W ) ) | ( ~( ssSkC0 ) ) | 
% 0.57/0.85        ( ~( customer @ skc2 @ V ) ) | ( ~( in @ skc2 @ V @ U ) ) | 
% 0.57/0.85        ( ~( restaurant @ skc2 @ U ) ) ))).
% 0.57/0.85  thf(zf_stmt_29, negated_conjecture,
% 0.57/0.85    (( see @ skc2 @ ( skf12 @ W ) ) | ( ~( ssSkC0 ) ) | 
% 0.57/0.85     ( ~( customer @ skc2 @ V ) ) | ( ~( in @ skc2 @ V @ U ) ) | 
% 0.57/0.85     ( ~( restaurant @ skc2 @ U ) )),
% 0.57/0.85    inference('cnf.neg', [status(esa)], [clause22])).
% 0.57/0.85  thf(zip_derived_cl21, plain,
% 0.57/0.85      (![X0 : $i, X1 : $i, X2 : $i]:
% 0.57/0.85         ( (see @ skc2 @ (skf12 @ X0))
% 0.57/0.85          | ~ (ssSkC0)
% 0.57/0.85          | ~ (customer @ skc2 @ X1)
% 0.57/0.85          | ~ (in @ skc2 @ X1 @ X2)
% 0.57/0.85          | ~ (restaurant @ skc2 @ X2))),
% 0.57/0.85      inference('cnf', [status(esa)], [zf_stmt_29])).
% 0.57/0.85  thf(zip_derived_cl90, plain,
% 0.57/0.85      ((![X0 : $i]:  (see @ skc2 @ (skf12 @ X0)))
% 0.57/0.85         <= ((![X0 : $i]:  (see @ skc2 @ (skf12 @ X0))))),
% 0.57/0.85      inference('split', [status(esa)], [zip_derived_cl21])).
% 0.57/0.85  thf('39', plain,
% 0.57/0.85      (( (see @ skc2 @ (skf12 @ (skf25 @ skc2)))) | 
% 0.57/0.85       ~ (![X0 : $i]:  (see @ skc2 @ (skf12 @ X0)))),
% 0.57/0.85      inference('s_sup+', [status(thm)], [zip_derived_cl281, zip_derived_cl90])).
% 0.57/0.85  thf(zip_derived_cl398, plain,
% 0.57/0.85      ((~ (drink @ skc2 @ (skf13 @ (skf25 @ skc2))))
% 0.57/0.85         <= (~ ( (drink @ skc2 @ (skf13 @ (skf25 @ skc2)))))),
% 0.57/0.85      inference('split', [status(esa)], [zip_derived_cl343])).
% 0.57/0.85  thf(clause24, conjecture,
% 0.57/0.85    (~( ( drink @ skc2 @ ( skf13 @ W ) ) | ( ~( ssSkC0 ) ) | 
% 0.57/0.85        ( ~( customer @ skc2 @ V ) ) | ( ~( in @ skc2 @ V @ U ) ) | 
% 0.57/0.85        ( ~( restaurant @ skc2 @ U ) ) ))).
% 0.57/0.85  thf(zf_stmt_30, negated_conjecture,
% 0.57/0.85    (( drink @ skc2 @ ( skf13 @ W ) ) | ( ~( ssSkC0 ) ) | 
% 0.57/0.85     ( ~( customer @ skc2 @ V ) ) | ( ~( in @ skc2 @ V @ U ) ) | 
% 0.57/0.85     ( ~( restaurant @ skc2 @ U ) )),
% 0.57/0.85    inference('cnf.neg', [status(esa)], [clause24])).
% 0.57/0.85  thf(zip_derived_cl23, plain,
% 0.57/0.85      (![X0 : $i, X1 : $i, X2 : $i]:
% 0.57/0.85         ( (drink @ skc2 @ (skf13 @ X0))
% 0.57/0.85          | ~ (ssSkC0)
% 0.57/0.85          | ~ (customer @ skc2 @ X1)
% 0.57/0.85          | ~ (in @ skc2 @ X1 @ X2)
% 0.57/0.85          | ~ (restaurant @ skc2 @ X2))),
% 0.57/0.85      inference('cnf', [status(esa)], [zf_stmt_30])).
% 0.57/0.85  thf(zip_derived_cl96, plain,
% 0.57/0.85      ((![X0 : $i]:  (drink @ skc2 @ (skf13 @ X0)))
% 0.57/0.85         <= ((![X0 : $i]:  (drink @ skc2 @ (skf13 @ X0))))),
% 0.57/0.85      inference('split', [status(esa)], [zip_derived_cl23])).
% 0.57/0.85  thf('40', plain,
% 0.57/0.85      (( (drink @ skc2 @ (skf13 @ (skf25 @ skc2)))) | 
% 0.57/0.85       ~ (![X0 : $i]:  (drink @ skc2 @ (skf13 @ X0)))),
% 0.57/0.85      inference('s_sup+', [status(thm)], [zip_derived_cl398, zip_derived_cl96])).
% 0.57/0.85  thf(zip_derived_cl399, plain,
% 0.57/0.85      ((~ (nonreflexive @ skc2 @ (skf13 @ (skf25 @ skc2))))
% 0.57/0.85         <= (~ ( (nonreflexive @ skc2 @ (skf13 @ (skf25 @ skc2)))))),
% 0.57/0.85      inference('split', [status(esa)], [zip_derived_cl343])).
% 0.57/0.85  thf(clause25, conjecture,
% 0.57/0.85    (~( ( nonreflexive @ skc2 @ ( skf13 @ W ) ) | ( ~( ssSkC0 ) ) | 
% 0.57/0.85        ( ~( customer @ skc2 @ V ) ) | ( ~( in @ skc2 @ V @ U ) ) | 
% 0.57/0.85        ( ~( restaurant @ skc2 @ U ) ) ))).
% 0.57/0.85  thf(zf_stmt_31, negated_conjecture,
% 0.57/0.85    (( nonreflexive @ skc2 @ ( skf13 @ W ) ) | ( ~( ssSkC0 ) ) | 
% 0.57/0.85     ( ~( customer @ skc2 @ V ) ) | ( ~( in @ skc2 @ V @ U ) ) | 
% 0.57/0.85     ( ~( restaurant @ skc2 @ U ) )),
% 0.57/0.85    inference('cnf.neg', [status(esa)], [clause25])).
% 0.57/0.85  thf(zip_derived_cl24, plain,
% 0.57/0.85      (![X0 : $i, X1 : $i, X2 : $i]:
% 0.57/0.85         ( (nonreflexive @ skc2 @ (skf13 @ X0))
% 0.57/0.85          | ~ (ssSkC0)
% 0.57/0.85          | ~ (customer @ skc2 @ X1)
% 0.57/0.85          | ~ (in @ skc2 @ X1 @ X2)
% 0.57/0.85          | ~ (restaurant @ skc2 @ X2))),
% 0.57/0.85      inference('cnf', [status(esa)], [zf_stmt_31])).
% 0.57/0.85  thf(zip_derived_cl99, plain,
% 0.57/0.85      ((![X0 : $i]:  (nonreflexive @ skc2 @ (skf13 @ X0)))
% 0.57/0.85         <= ((![X0 : $i]:  (nonreflexive @ skc2 @ (skf13 @ X0))))),
% 0.57/0.85      inference('split', [status(esa)], [zip_derived_cl24])).
% 0.57/0.85  thf('41', plain,
% 0.57/0.85      (( (nonreflexive @ skc2 @ (skf13 @ (skf25 @ skc2)))) | 
% 0.57/0.85       ~ (![X0 : $i]:  (nonreflexive @ skc2 @ (skf13 @ X0)))),
% 0.57/0.85      inference('s_sup+', [status(thm)], [zip_derived_cl399, zip_derived_cl99])).
% 0.57/0.85  thf(zip_derived_cl400, plain,
% 0.57/0.85      ((~ (past @ skc2 @ (skf13 @ (skf25 @ skc2))))
% 0.57/0.85         <= (~ ( (past @ skc2 @ (skf13 @ (skf25 @ skc2)))))),
% 0.57/0.85      inference('split', [status(esa)], [zip_derived_cl343])).
% 0.57/0.85  thf(clause26, conjecture,
% 0.57/0.85    (~( ( past @ skc2 @ ( skf13 @ W ) ) | ( ~( ssSkC0 ) ) | 
% 0.57/0.85        ( ~( customer @ skc2 @ V ) ) | ( ~( in @ skc2 @ V @ U ) ) | 
% 0.57/0.85        ( ~( restaurant @ skc2 @ U ) ) ))).
% 0.57/0.85  thf(zf_stmt_32, negated_conjecture,
% 0.57/0.85    (( past @ skc2 @ ( skf13 @ W ) ) | ( ~( ssSkC0 ) ) | 
% 0.57/0.85     ( ~( customer @ skc2 @ V ) ) | ( ~( in @ skc2 @ V @ U ) ) | 
% 0.57/0.85     ( ~( restaurant @ skc2 @ U ) )),
% 0.57/0.85    inference('cnf.neg', [status(esa)], [clause26])).
% 0.57/0.85  thf(zip_derived_cl25, plain,
% 0.57/0.85      (![X0 : $i, X1 : $i, X2 : $i]:
% 0.57/0.85         ( (past @ skc2 @ (skf13 @ X0))
% 0.57/0.85          | ~ (ssSkC0)
% 0.57/0.85          | ~ (customer @ skc2 @ X1)
% 0.57/0.85          | ~ (in @ skc2 @ X1 @ X2)
% 0.57/0.85          | ~ (restaurant @ skc2 @ X2))),
% 0.57/0.85      inference('cnf', [status(esa)], [zf_stmt_32])).
% 0.57/0.85  thf(zip_derived_cl102, plain,
% 0.57/0.85      ((![X0 : $i]:  (past @ skc2 @ (skf13 @ X0)))
% 0.57/0.85         <= ((![X0 : $i]:  (past @ skc2 @ (skf13 @ X0))))),
% 0.57/0.85      inference('split', [status(esa)], [zip_derived_cl25])).
% 0.57/0.85  thf('42', plain,
% 0.57/0.85      (( (past @ skc2 @ (skf13 @ (skf25 @ skc2)))) | 
% 0.57/0.85       ~ (![X0 : $i]:  (past @ skc2 @ (skf13 @ X0)))),
% 0.57/0.85      inference('s_sup+', [status(thm)], [zip_derived_cl400, zip_derived_cl102])).
% 0.57/0.85  thf(zip_derived_cl401, plain,
% 0.57/0.85      ((~ (event @ skc2 @ (skf13 @ (skf25 @ skc2))))
% 0.57/0.85         <= (~ ( (event @ skc2 @ (skf13 @ (skf25 @ skc2)))))),
% 0.57/0.85      inference('split', [status(esa)], [zip_derived_cl343])).
% 0.57/0.85  thf(clause27, conjecture,
% 0.57/0.85    (~( ( event @ skc2 @ ( skf13 @ W ) ) | ( ~( ssSkC0 ) ) | 
% 0.57/0.85        ( ~( customer @ skc2 @ V ) ) | ( ~( in @ skc2 @ V @ U ) ) | 
% 0.57/0.85        ( ~( restaurant @ skc2 @ U ) ) ))).
% 0.57/0.85  thf(zf_stmt_33, negated_conjecture,
% 0.57/0.85    (( event @ skc2 @ ( skf13 @ W ) ) | ( ~( ssSkC0 ) ) | 
% 0.57/0.85     ( ~( customer @ skc2 @ V ) ) | ( ~( in @ skc2 @ V @ U ) ) | 
% 0.57/0.85     ( ~( restaurant @ skc2 @ U ) )),
% 0.57/0.85    inference('cnf.neg', [status(esa)], [clause27])).
% 0.57/0.85  thf(zip_derived_cl26, plain,
% 0.57/0.85      (![X0 : $i, X1 : $i, X2 : $i]:
% 0.57/0.85         ( (event @ skc2 @ (skf13 @ X0))
% 0.57/0.85          | ~ (ssSkC0)
% 0.57/0.85          | ~ (customer @ skc2 @ X1)
% 0.57/0.85          | ~ (in @ skc2 @ X1 @ X2)
% 0.57/0.85          | ~ (restaurant @ skc2 @ X2))),
% 0.57/0.85      inference('cnf', [status(esa)], [zf_stmt_33])).
% 0.57/0.85  thf(zip_derived_cl105, plain,
% 0.57/0.85      ((![X0 : $i]:  (event @ skc2 @ (skf13 @ X0)))
% 0.57/0.85         <= ((![X0 : $i]:  (event @ skc2 @ (skf13 @ X0))))),
% 0.57/0.85      inference('split', [status(esa)], [zip_derived_cl26])).
% 0.57/0.85  thf('43', plain,
% 0.57/0.85      (( (event @ skc2 @ (skf13 @ (skf25 @ skc2)))) | 
% 0.57/0.85       ~ (![X0 : $i]:  (event @ skc2 @ (skf13 @ X0)))),
% 0.57/0.85      inference('s_sup+', [status(thm)], [zip_derived_cl401, zip_derived_cl105])).
% 0.57/0.85  thf(zip_derived_cl342, plain,
% 0.57/0.85      ((~ (human_person @ skc2 @ (skf15 @ (skf25 @ skc2))))
% 0.57/0.85         <= (~ ( (human_person @ skc2 @ (skf15 @ (skf25 @ skc2)))))),
% 0.57/0.85      inference('split', [status(esa)], [zip_derived_cl282])).
% 0.57/0.85  thf(clause28, conjecture,
% 0.57/0.85    (~( ( human_person @ skc2 @ ( skf15 @ W ) ) | ( ~( ssSkC0 ) ) | 
% 0.57/0.85        ( ~( customer @ skc2 @ V ) ) | ( ~( in @ skc2 @ V @ U ) ) | 
% 0.57/0.85        ( ~( restaurant @ skc2 @ U ) ) ))).
% 0.57/0.85  thf(zf_stmt_34, negated_conjecture,
% 0.57/0.85    (( human_person @ skc2 @ ( skf15 @ W ) ) | ( ~( ssSkC0 ) ) | 
% 0.57/0.85     ( ~( customer @ skc2 @ V ) ) | ( ~( in @ skc2 @ V @ U ) ) | 
% 0.57/0.85     ( ~( restaurant @ skc2 @ U ) )),
% 0.57/0.85    inference('cnf.neg', [status(esa)], [clause28])).
% 0.57/0.85  thf(zip_derived_cl27, plain,
% 0.57/0.85      (![X0 : $i, X1 : $i, X2 : $i]:
% 0.57/0.85         ( (human_person @ skc2 @ (skf15 @ X0))
% 0.57/0.85          | ~ (ssSkC0)
% 0.57/0.85          | ~ (customer @ skc2 @ X1)
% 0.57/0.85          | ~ (in @ skc2 @ X1 @ X2)
% 0.57/0.85          | ~ (restaurant @ skc2 @ X2))),
% 0.57/0.85      inference('cnf', [status(esa)], [zf_stmt_34])).
% 0.57/0.85  thf(zip_derived_cl108, plain,
% 0.57/0.85      ((![X0 : $i]:  (human_person @ skc2 @ (skf15 @ X0)))
% 0.57/0.85         <= ((![X0 : $i]:  (human_person @ skc2 @ (skf15 @ X0))))),
% 0.57/0.85      inference('split', [status(esa)], [zip_derived_cl27])).
% 0.57/0.85  thf('44', plain,
% 0.57/0.85      (( (human_person @ skc2 @ (skf15 @ (skf25 @ skc2)))) | 
% 0.57/0.85       ~ (![X0 : $i]:  (human_person @ skc2 @ (skf15 @ X0)))),
% 0.57/0.85      inference('s_sup+', [status(thm)], [zip_derived_cl342, zip_derived_cl108])).
% 0.57/0.85  thf(zip_derived_cl397, plain,
% 0.57/0.85      ((![X0 : $i]:
% 0.57/0.85          (~ (coffee @ skc2 @ X0)
% 0.57/0.85           | ~ (patient @ skc2 @ (skf13 @ (skf25 @ skc2)) @ X0)))
% 0.57/0.85         <= ((![X0 : $i]:
% 0.57/0.85                (~ (coffee @ skc2 @ X0)
% 0.57/0.85                 | ~ (patient @ skc2 @ (skf13 @ (skf25 @ skc2)) @ X0))))),
% 0.57/0.85      inference('split', [status(esa)], [zip_derived_cl343])).
% 0.57/0.85  thf(clause36, conjecture,
% 0.57/0.85    (~( ( patient @ skc2 @ ( skf13 @ W ) @ ( skf14 @ W ) ) | ( ~( ssSkC0 ) ) | 
% 0.57/0.85        ( ~( customer @ skc2 @ V ) ) | ( ~( in @ skc2 @ V @ U ) ) | 
% 0.57/0.85        ( ~( restaurant @ skc2 @ U ) ) ))).
% 0.57/0.85  thf(zf_stmt_35, negated_conjecture,
% 0.57/0.85    (( patient @ skc2 @ ( skf13 @ W ) @ ( skf14 @ W ) ) | ( ~( ssSkC0 ) ) | 
% 0.57/0.85     ( ~( customer @ skc2 @ V ) ) | ( ~( in @ skc2 @ V @ U ) ) | 
% 0.57/0.85     ( ~( restaurant @ skc2 @ U ) )),
% 0.57/0.85    inference('cnf.neg', [status(esa)], [clause36])).
% 0.57/0.85  thf(zip_derived_cl35, plain,
% 0.57/0.85      (![X0 : $i, X1 : $i, X2 : $i]:
% 0.57/0.85         ( (patient @ skc2 @ (skf13 @ X0) @ (skf14 @ X0))
% 0.57/0.85          | ~ (ssSkC0)
% 0.57/0.85          | ~ (customer @ skc2 @ X1)
% 0.57/0.85          | ~ (in @ skc2 @ X1 @ X2)
% 0.57/0.85          | ~ (restaurant @ skc2 @ X2))),
% 0.57/0.85      inference('cnf', [status(esa)], [zf_stmt_35])).
% 0.57/0.85  thf(zip_derived_cl130, plain,
% 0.57/0.85      ((![X0 : $i]:  (patient @ skc2 @ (skf13 @ X0) @ (skf14 @ X0)))
% 0.57/0.85         <= ((![X0 : $i]:  (patient @ skc2 @ (skf13 @ X0) @ (skf14 @ X0))))),
% 0.57/0.85      inference('split', [status(esa)], [zip_derived_cl35])).
% 0.57/0.85  thf(zip_derived_cl402, plain,
% 0.57/0.85      ((~ (coffee @ skc2 @ (skf14 @ (skf25 @ skc2))))
% 0.57/0.85         <= ((![X0 : $i]:  (patient @ skc2 @ (skf13 @ X0) @ (skf14 @ X0))) & 
% 0.57/0.85             (![X0 : $i]:
% 0.57/0.85                (~ (coffee @ skc2 @ X0)
% 0.57/0.85                 | ~ (patient @ skc2 @ (skf13 @ (skf25 @ skc2)) @ X0))))),
% 0.57/0.85      inference('s_sup+', [status(thm)], [zip_derived_cl397, zip_derived_cl130])).
% 0.57/0.85  thf(clause23, conjecture,
% 0.57/0.85    (~( ( coffee @ skc2 @ ( skf14 @ W ) ) | ( ~( ssSkC0 ) ) | 
% 0.57/0.85        ( ~( customer @ skc2 @ V ) ) | ( ~( in @ skc2 @ V @ U ) ) | 
% 0.57/0.85        ( ~( restaurant @ skc2 @ U ) ) ))).
% 0.57/0.85  thf(zf_stmt_36, negated_conjecture,
% 0.57/0.85    (( coffee @ skc2 @ ( skf14 @ W ) ) | ( ~( ssSkC0 ) ) | 
% 0.57/0.85     ( ~( customer @ skc2 @ V ) ) | ( ~( in @ skc2 @ V @ U ) ) | 
% 0.57/0.85     ( ~( restaurant @ skc2 @ U ) )),
% 0.57/0.85    inference('cnf.neg', [status(esa)], [clause23])).
% 0.57/0.85  thf(zip_derived_cl22, plain,
% 0.57/0.85      (![X0 : $i, X1 : $i, X2 : $i]:
% 0.57/0.85         ( (coffee @ skc2 @ (skf14 @ X0))
% 0.57/0.85          | ~ (ssSkC0)
% 0.57/0.85          | ~ (customer @ skc2 @ X1)
% 0.57/0.85          | ~ (in @ skc2 @ X1 @ X2)
% 0.57/0.85          | ~ (restaurant @ skc2 @ X2))),
% 0.57/0.85      inference('cnf', [status(esa)], [zf_stmt_36])).
% 0.57/0.85  thf(zip_derived_cl93, plain,
% 0.57/0.85      ((![X0 : $i]:  (coffee @ skc2 @ (skf14 @ X0)))
% 0.57/0.85         <= ((![X0 : $i]:  (coffee @ skc2 @ (skf14 @ X0))))),
% 0.57/0.85      inference('split', [status(esa)], [zip_derived_cl22])).
% 0.57/0.85  thf('45', plain,
% 0.57/0.85      (~
% 0.57/0.85       (![X0 : $i]:
% 0.57/0.85          (~ (coffee @ skc2 @ X0)
% 0.57/0.85           | ~ (patient @ skc2 @ (skf13 @ (skf25 @ skc2)) @ X0))) | 
% 0.57/0.85       ~ (![X0 : $i]:  (patient @ skc2 @ (skf13 @ X0) @ (skf14 @ X0))) | 
% 0.57/0.85       ~ (![X0 : $i]:  (coffee @ skc2 @ (skf14 @ X0)))),
% 0.57/0.85      inference('s_sup+', [status(thm)], [zip_derived_cl402, zip_derived_cl93])).
% 0.57/0.85  thf('46', plain,
% 0.57/0.85      ((![X0 : $i]:  (event @ skc2 @ (skf12 @ X0))) | ~ ( (ssSkC0)) | 
% 0.57/0.85       (![X1 : $i, X2 : $i]:
% 0.57/0.85          (~ (customer @ skc2 @ X1)
% 0.57/0.85           | ~ (in @ skc2 @ X1 @ X2)
% 0.57/0.85           | ~ (restaurant @ skc2 @ X2)))),
% 0.57/0.85      inference('split', [status(esa)], [zip_derived_cl18])).
% 0.57/0.85  thf('47', plain,
% 0.57/0.85      ((![X0 : $i]:  (past @ skc2 @ (skf12 @ X0))) | ~ ( (ssSkC0)) | 
% 0.57/0.85       (![X1 : $i, X2 : $i]:
% 0.57/0.85          (~ (customer @ skc2 @ X1)
% 0.57/0.85           | ~ (in @ skc2 @ X1 @ X2)
% 0.57/0.85           | ~ (restaurant @ skc2 @ X2)))),
% 0.57/0.85      inference('split', [status(esa)], [zip_derived_cl19])).
% 0.57/0.85  thf('48', plain,
% 0.57/0.85      ((![X0 : $i]:  (nonreflexive @ skc2 @ (skf12 @ X0))) | ~ ( (ssSkC0)) | 
% 0.57/0.85       (![X1 : $i, X2 : $i]:
% 0.57/0.85          (~ (customer @ skc2 @ X1)
% 0.57/0.85           | ~ (in @ skc2 @ X1 @ X2)
% 0.57/0.85           | ~ (restaurant @ skc2 @ X2)))),
% 0.57/0.85      inference('split', [status(esa)], [zip_derived_cl20])).
% 0.57/0.85  thf('49', plain,
% 0.57/0.85      ((![X0 : $i]:  (see @ skc2 @ (skf12 @ X0))) | ~ ( (ssSkC0)) | 
% 0.57/0.85       (![X1 : $i, X2 : $i]:
% 0.57/0.85          (~ (customer @ skc2 @ X1)
% 0.57/0.85           | ~ (in @ skc2 @ X1 @ X2)
% 0.57/0.85           | ~ (restaurant @ skc2 @ X2)))),
% 0.57/0.85      inference('split', [status(esa)], [zip_derived_cl21])).
% 0.57/0.85  thf('50', plain,
% 0.57/0.85      ((![X0 : $i]:  (coffee @ skc2 @ (skf14 @ X0))) | ~ ( (ssSkC0)) | 
% 0.57/0.85       (![X1 : $i, X2 : $i]:
% 0.57/0.85          (~ (customer @ skc2 @ X1)
% 0.57/0.85           | ~ (in @ skc2 @ X1 @ X2)
% 0.57/0.85           | ~ (restaurant @ skc2 @ X2)))),
% 0.57/0.85      inference('split', [status(esa)], [zip_derived_cl22])).
% 0.57/0.85  thf('51', plain,
% 0.57/0.85      ((![X0 : $i]:  (drink @ skc2 @ (skf13 @ X0))) | ~ ( (ssSkC0)) | 
% 0.57/0.85       (![X1 : $i, X2 : $i]:
% 0.57/0.85          (~ (customer @ skc2 @ X1)
% 0.57/0.85           | ~ (in @ skc2 @ X1 @ X2)
% 0.57/0.85           | ~ (restaurant @ skc2 @ X2)))),
% 0.57/0.85      inference('split', [status(esa)], [zip_derived_cl23])).
% 0.57/0.85  thf('52', plain,
% 0.57/0.85      ((![X0 : $i]:  (nonreflexive @ skc2 @ (skf13 @ X0))) | ~ ( (ssSkC0)) | 
% 0.57/0.85       (![X1 : $i, X2 : $i]:
% 0.57/0.85          (~ (customer @ skc2 @ X1)
% 0.57/0.85           | ~ (in @ skc2 @ X1 @ X2)
% 0.57/0.85           | ~ (restaurant @ skc2 @ X2)))),
% 0.57/0.85      inference('split', [status(esa)], [zip_derived_cl24])).
% 0.57/0.85  thf('53', plain,
% 0.57/0.85      ((![X0 : $i]:  (past @ skc2 @ (skf13 @ X0))) | ~ ( (ssSkC0)) | 
% 0.57/0.85       (![X1 : $i, X2 : $i]:
% 0.57/0.85          (~ (customer @ skc2 @ X1)
% 0.57/0.85           | ~ (in @ skc2 @ X1 @ X2)
% 0.57/0.85           | ~ (restaurant @ skc2 @ X2)))),
% 0.57/0.85      inference('split', [status(esa)], [zip_derived_cl25])).
% 0.57/0.85  thf('54', plain,
% 0.57/0.85      ((![X0 : $i]:  (event @ skc2 @ (skf13 @ X0))) | ~ ( (ssSkC0)) | 
% 0.57/0.85       (![X1 : $i, X2 : $i]:
% 0.57/0.85          (~ (customer @ skc2 @ X1)
% 0.57/0.85           | ~ (in @ skc2 @ X1 @ X2)
% 0.57/0.85           | ~ (restaurant @ skc2 @ X2)))),
% 0.57/0.85      inference('split', [status(esa)], [zip_derived_cl26])).
% 0.57/0.85  thf('55', plain,
% 0.57/0.85      ((![X0 : $i]:  (human_person @ skc2 @ (skf15 @ X0))) | ~ ( (ssSkC0)) | 
% 0.57/0.85       (![X1 : $i, X2 : $i]:
% 0.57/0.85          (~ (customer @ skc2 @ X1)
% 0.57/0.85           | ~ (in @ skc2 @ X1 @ X2)
% 0.57/0.85           | ~ (restaurant @ skc2 @ X2)))),
% 0.57/0.85      inference('split', [status(esa)], [zip_derived_cl27])).
% 0.57/0.85  thf('56', plain,
% 0.57/0.85      ((![X0 : $i]:  (agent @ skc2 @ (skf13 @ X0) @ (skf15 @ X0))) | 
% 0.57/0.85       ~ ( (ssSkC0)) | 
% 0.57/0.85       (![X1 : $i, X2 : $i]:
% 0.57/0.85          (~ (customer @ skc2 @ X1)
% 0.57/0.85           | ~ (in @ skc2 @ X1 @ X2)
% 0.57/0.85           | ~ (restaurant @ skc2 @ X2)))),
% 0.57/0.85      inference('split', [status(esa)], [zip_derived_cl33])).
% 0.57/0.85  thf('57', plain,
% 0.57/0.85      ((![X0 : $i]:  (patient @ skc2 @ (skf12 @ X0) @ (skf15 @ X0))) | 
% 0.57/0.85       ~ ( (ssSkC0)) | 
% 0.57/0.85       (![X1 : $i, X2 : $i]:
% 0.57/0.85          (~ (customer @ skc2 @ X1)
% 0.57/0.85           | ~ (in @ skc2 @ X1 @ X2)
% 0.57/0.85           | ~ (restaurant @ skc2 @ X2)))),
% 0.57/0.85      inference('split', [status(esa)], [zip_derived_cl34])).
% 0.57/0.85  thf('58', plain,
% 0.57/0.85      ((![X0 : $i]:  (patient @ skc2 @ (skf13 @ X0) @ (skf14 @ X0))) | 
% 0.57/0.85       ~ ( (ssSkC0)) | 
% 0.57/0.85       (![X1 : $i, X2 : $i]:
% 0.57/0.85          (~ (customer @ skc2 @ X1)
% 0.57/0.85           | ~ (in @ skc2 @ X1 @ X2)
% 0.57/0.85           | ~ (restaurant @ skc2 @ X2)))),
% 0.57/0.85      inference('split', [status(esa)], [zip_derived_cl35])).
% 0.57/0.85  thf('59', plain,
% 0.57/0.85      (( (agent @ skc2 @ (skf12 @ (skf25 @ skc2)) @ (skf25 @ skc2))) | 
% 0.57/0.85       ~ ( (restaurant @ skc2 @ (skf20 @ skc2))) | 
% 0.57/0.85       ~
% 0.57/0.85       (![X0 : $i, X1 : $i]:
% 0.57/0.85          ( (agent @ skc2 @ (skf12 @ X0) @ X0)
% 0.57/0.85           | ~ (customer @ skc2 @ X0)
% 0.57/0.85           | ~ (in @ skc2 @ X0 @ X1)
% 0.57/0.85           | ~ (restaurant @ skc2 @ X1))) | 
% 0.57/0.85       ~
% 0.57/0.85       (![X0 : $i]:
% 0.57/0.85          (~ (actual_world @ X0) |  (in @ X0 @ (skf25 @ X0) @ (skf20 @ X0)))) | 
% 0.57/0.85       ~ ( (customer @ skc2 @ (skf25 @ skc2)))),
% 0.57/0.85      inference('split', [status(esa)], [zip_derived_cl207])).
% 0.57/0.85  thf(zip_derived_cl80, plain,
% 0.57/0.85      ((![X1 : $i, X2 : $i]:
% 0.57/0.85          (~ (customer @ skc2 @ X1)
% 0.57/0.85           | ~ (in @ skc2 @ X1 @ X2)
% 0.57/0.85           | ~ (restaurant @ skc2 @ X2)))
% 0.57/0.85         <= ((![X1 : $i, X2 : $i]:
% 0.57/0.85                (~ (customer @ skc2 @ X1)
% 0.57/0.85                 | ~ (in @ skc2 @ X1 @ X2)
% 0.57/0.85                 | ~ (restaurant @ skc2 @ X2))))),
% 0.57/0.85      inference('split', [status(esa)], [zip_derived_cl18])).
% 0.57/0.85  thf(zip_derived_cl48, plain,
% 0.57/0.85      ((![X0 : $i]:
% 0.57/0.85          (~ (actual_world @ X0) |  (in @ X0 @ (skf25 @ X0) @ (skf20 @ X0))))
% 0.57/0.85         <= ((![X0 : $i]:
% 0.57/0.85                (~ (actual_world @ X0)
% 0.57/0.85                 |  (in @ X0 @ (skf25 @ X0) @ (skf20 @ X0)))))),
% 0.57/0.85      inference('split', [status(esa)], [zip_derived_cl7])).
% 0.57/0.85  thf(zip_derived_cl165, plain,
% 0.57/0.85      (((~ (restaurant @ skc2 @ (skf20 @ skc2))
% 0.57/0.85         | ~ (customer @ skc2 @ (skf25 @ skc2))
% 0.57/0.85         | ~ (actual_world @ skc2)))
% 0.57/0.85         <= ((![X0 : $i]:
% 0.57/0.85                (~ (actual_world @ X0)
% 0.57/0.85                 |  (in @ X0 @ (skf25 @ X0) @ (skf20 @ X0)))) & 
% 0.57/0.85             (![X1 : $i, X2 : $i]:
% 0.57/0.85                (~ (customer @ skc2 @ X1)
% 0.57/0.85                 | ~ (in @ skc2 @ X1 @ X2)
% 0.57/0.85                 | ~ (restaurant @ skc2 @ X2))))),
% 0.57/0.85      inference('s_sup+', [status(thm)], [zip_derived_cl80, zip_derived_cl48])).
% 0.57/0.85  thf(zip_derived_cl1, plain, ( (actual_world @ skc2)),
% 0.57/0.85      inference('cnf', [status(esa)], [zf_stmt_22])).
% 0.57/0.85  thf(zip_derived_cl167, plain,
% 0.57/0.85      (((~ (restaurant @ skc2 @ (skf20 @ skc2))
% 0.57/0.85         | ~ (customer @ skc2 @ (skf25 @ skc2))))
% 0.57/0.85         <= ((![X0 : $i]:
% 0.57/0.85                (~ (actual_world @ X0)
% 0.57/0.85                 |  (in @ X0 @ (skf25 @ X0) @ (skf20 @ X0)))) & 
% 0.57/0.85             (![X1 : $i, X2 : $i]:
% 0.57/0.85                (~ (customer @ skc2 @ X1)
% 0.57/0.85                 | ~ (in @ skc2 @ X1 @ X2)
% 0.57/0.85                 | ~ (restaurant @ skc2 @ X2))))),
% 0.57/0.85      inference('demod', [status(thm)], [zip_derived_cl165, zip_derived_cl1])).
% 0.57/0.85  thf('60', plain,
% 0.57/0.85      (~
% 0.57/0.85       (![X1 : $i, X2 : $i]:
% 0.57/0.85          (~ (customer @ skc2 @ X1)
% 0.57/0.85           | ~ (in @ skc2 @ X1 @ X2)
% 0.57/0.85           | ~ (restaurant @ skc2 @ X2))) | 
% 0.57/0.85       ~ ( (customer @ skc2 @ (skf25 @ skc2))) | 
% 0.57/0.85       ~ ( (restaurant @ skc2 @ (skf20 @ skc2))) | 
% 0.57/0.85       ~
% 0.57/0.85       (![X0 : $i]:
% 0.57/0.85          (~ (actual_world @ X0) |  (in @ X0 @ (skf25 @ X0) @ (skf20 @ X0))))),
% 0.57/0.85      inference('split', [status(esa)], [zip_derived_cl167])).
% 0.57/0.85  thf(zip_derived_cl44, plain,
% 0.57/0.85      ((![X0 : $i]: (~ (actual_world @ X0) |  (restaurant @ X0 @ (skf20 @ X0))))
% 0.57/0.85         <= ((![X0 : $i]:
% 0.57/0.85                (~ (actual_world @ X0) |  (restaurant @ X0 @ (skf20 @ X0)))))),
% 0.57/0.85      inference('split', [status(esa)], [zip_derived_cl5])).
% 0.57/0.85  thf(zip_derived_cl188, plain,
% 0.57/0.85      ((~ (restaurant @ skc2 @ (skf20 @ skc2)))
% 0.57/0.85         <= (~ ( (restaurant @ skc2 @ (skf20 @ skc2))))),
% 0.57/0.85      inference('split', [status(esa)], [zip_derived_cl167])).
% 0.57/0.85  thf(zip_derived_cl191, plain,
% 0.57/0.85      ((~ (actual_world @ skc2))
% 0.57/0.85         <= (~ ( (restaurant @ skc2 @ (skf20 @ skc2))) & 
% 0.57/0.85             (![X0 : $i]:
% 0.57/0.85                (~ (actual_world @ X0) |  (restaurant @ X0 @ (skf20 @ X0)))))),
% 0.57/0.85      inference('s_sup-', [status(thm)], [zip_derived_cl44, zip_derived_cl188])).
% 0.57/0.85  thf(zip_derived_cl1, plain, ( (actual_world @ skc2)),
% 0.57/0.85      inference('cnf', [status(esa)], [zf_stmt_22])).
% 0.57/0.85  thf('61', plain,
% 0.57/0.85      (( (restaurant @ skc2 @ (skf20 @ skc2))) | 
% 0.57/0.85       ~
% 0.57/0.85       (![X0 : $i]: (~ (actual_world @ X0) |  (restaurant @ X0 @ (skf20 @ X0))))),
% 0.57/0.85      inference('demod', [status(thm)], [zip_derived_cl191, zip_derived_cl1])).
% 0.57/0.85  thf(zip_derived_cl42, plain,
% 0.57/0.85      ((![X0 : $i]: (~ (actual_world @ X0) |  (customer @ X0 @ (skf25 @ X0))))
% 0.57/0.85         <= ((![X0 : $i]:
% 0.57/0.85                (~ (actual_world @ X0) |  (customer @ X0 @ (skf25 @ X0)))))),
% 0.57/0.85      inference('split', [status(esa)], [zip_derived_cl4])).
% 0.57/0.85  thf(zip_derived_cl189, plain,
% 0.57/0.85      ((~ (customer @ skc2 @ (skf25 @ skc2)))
% 0.57/0.85         <= (~ ( (customer @ skc2 @ (skf25 @ skc2))))),
% 0.57/0.85      inference('split', [status(esa)], [zip_derived_cl167])).
% 0.57/0.85  thf(zip_derived_cl195, plain,
% 0.57/0.85      ((~ (actual_world @ skc2))
% 0.57/0.85         <= (~ ( (customer @ skc2 @ (skf25 @ skc2))) & 
% 0.57/0.85             (![X0 : $i]:
% 0.57/0.85                (~ (actual_world @ X0) |  (customer @ X0 @ (skf25 @ X0)))))),
% 0.57/0.85      inference('s_sup-', [status(thm)], [zip_derived_cl42, zip_derived_cl189])).
% 0.57/0.85  thf(zip_derived_cl1, plain, ( (actual_world @ skc2)),
% 0.57/0.85      inference('cnf', [status(esa)], [zf_stmt_22])).
% 0.57/0.85  thf('62', plain,
% 0.57/0.85      (( (customer @ skc2 @ (skf25 @ skc2))) | 
% 0.57/0.85       ~
% 0.57/0.85       (![X0 : $i]: (~ (actual_world @ X0) |  (customer @ X0 @ (skf25 @ X0))))),
% 0.57/0.85      inference('demod', [status(thm)], [zip_derived_cl195, zip_derived_cl1])).
% 0.57/0.85  thf('63', plain,
% 0.57/0.85      ((![X0 : $i, X1 : $i]:
% 0.57/0.85          ( (agent @ skc2 @ (skf12 @ X0) @ X0)
% 0.57/0.85           | ~ (customer @ skc2 @ X0)
% 0.57/0.85           | ~ (in @ skc2 @ X0 @ X1)
% 0.57/0.85           | ~ (restaurant @ skc2 @ X1))) | 
% 0.57/0.85       ~ ( (ssSkC0))),
% 0.57/0.85      inference('split', [status(esa)], [zip_derived_cl29])).
% 0.57/0.85  thf('64', plain,
% 0.57/0.85      ((![X0 : $i]:
% 0.57/0.85          (~ (actual_world @ X0) |  (in @ X0 @ (skf25 @ X0) @ (skf20 @ X0)))) | 
% 0.57/0.85       ~ ( (ssSkC0))),
% 0.57/0.85      inference('split', [status(esa)], [zip_derived_cl7])).
% 0.57/0.85  thf('65', plain,
% 0.57/0.85      ((![X0 : $i]: (~ (actual_world @ X0) |  (restaurant @ X0 @ (skf20 @ X0)))) | 
% 0.57/0.85       ~ ( (ssSkC0))),
% 0.57/0.85      inference('split', [status(esa)], [zip_derived_cl5])).
% 0.57/0.85  thf('66', plain,
% 0.57/0.85      ((![X0 : $i]: (~ (actual_world @ X0) |  (customer @ X0 @ (skf25 @ X0)))) | 
% 0.57/0.85       ~ ( (ssSkC0))),
% 0.57/0.85      inference('split', [status(esa)], [zip_derived_cl4])).
% 0.57/0.85  thf('67', plain,
% 0.57/0.85      ((![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 0.57/0.85          (~ (actual_world @ X0)
% 0.57/0.85           | ~ (patient @ X0 @ X1 @ X2)
% 0.57/0.85           | ~ (nonreflexive @ X0 @ X1)
% 0.57/0.85           | ~ (past @ X0 @ X1)
% 0.57/0.85           | ~ (event @ X0 @ X1)
% 0.57/0.85           | ~ (coffee @ X0 @ X2)
% 0.57/0.85           | ~ (drink @ X0 @ X1)
% 0.57/0.85           | ~ (human_person @ X0 @ X3)
% 0.57/0.85           | ~ (agent @ X0 @ X1 @ X3)
% 0.57/0.85           | ~ (patient @ X0 @ X4 @ X3)
% 0.57/0.85           | ~ (see @ X0 @ X4)
% 0.57/0.85           | ~ (nonreflexive @ X0 @ X4)
% 0.57/0.85           | ~ (past @ X0 @ X4)
% 0.57/0.85           | ~ (agent @ X0 @ X4 @ (skf25 @ X0))
% 0.57/0.85           | ~ (event @ X0 @ X4))) | 
% 0.57/0.85       ~ ( (ssSkC0))),
% 0.57/0.85      inference('split', [status(esa)], [zip_derived_cl37])).
% 0.57/0.85  thf('68', plain,
% 0.57/0.85      (~
% 0.57/0.85       (![X0 : $i, X1 : $i, X2 : $i]:
% 0.57/0.85          (~ (event @ skc2 @ X1)
% 0.57/0.85           | ~ (past @ skc2 @ X1)
% 0.57/0.85           | ~ (nonreflexive @ skc2 @ X1)
% 0.57/0.85           | ~ (drink @ skc2 @ X1)
% 0.57/0.85           | ~ (patient @ skc2 @ X1 @ X0)
% 0.57/0.85           | ~ (coffee @ skc2 @ X0)
% 0.57/0.85           | ~ (human_person @ skc2 @ X2)
% 0.57/0.85           | ~ (agent @ skc2 @ X1 @ X2)
% 0.57/0.85           | ~ (patient @ skc2 @ (skf12 @ (skf25 @ skc2)) @ X2))) | 
% 0.57/0.85       (![X0 : $i, X1 : $i]:
% 0.57/0.85          (~ (event @ skc2 @ X0)
% 0.57/0.85           | ~ (past @ skc2 @ X0)
% 0.57/0.85           | ~ (nonreflexive @ skc2 @ X0)
% 0.57/0.85           | ~ (drink @ skc2 @ X0)
% 0.57/0.85           | ~ (coffee @ skc2 @ X1)
% 0.57/0.85           | ~ (patient @ skc2 @ X0 @ X1)
% 0.57/0.85           | ~ (agent @ skc2 @ X0 @ (skf15 @ (skf25 @ skc2))))) | 
% 0.57/0.85       ~ (![X0 : $i]:  (patient @ skc2 @ (skf12 @ X0) @ (skf15 @ X0))) | 
% 0.57/0.85       ~ ( (human_person @ skc2 @ (skf15 @ (skf25 @ skc2))))),
% 0.57/0.85      inference('split', [status(esa)], [zip_derived_cl282])).
% 0.57/0.85  thf(clause11, conjecture,
% 0.57/0.85    (~( ( nonreflexive @ skc13 @ ( skf26 @ W ) ) | ( ssSkC0 ) | 
% 0.57/0.85        ( ~( customer @ skc13 @ V ) ) | ( ~( in @ skc13 @ V @ U ) ) | 
% 0.57/0.85        ( ~( restaurant @ skc13 @ U ) ) ))).
% 0.57/0.85  thf(zf_stmt_37, negated_conjecture,
% 0.57/0.85    (( nonreflexive @ skc13 @ ( skf26 @ W ) ) | ( ssSkC0 ) | 
% 0.57/0.85     ( ~( customer @ skc13 @ V ) ) | ( ~( in @ skc13 @ V @ U ) ) | 
% 0.57/0.85     ( ~( restaurant @ skc13 @ U ) )),
% 0.57/0.85    inference('cnf.neg', [status(esa)], [clause11])).
% 0.57/0.85  thf(zip_derived_cl10, plain,
% 0.57/0.85      (![X0 : $i, X1 : $i, X2 : $i]:
% 0.57/0.85         ( (nonreflexive @ skc13 @ (skf26 @ X0))
% 0.57/0.85          |  (ssSkC0)
% 0.57/0.85          | ~ (customer @ skc13 @ X1)
% 0.57/0.85          | ~ (in @ skc13 @ X1 @ X2)
% 0.57/0.85          | ~ (restaurant @ skc13 @ X2))),
% 0.57/0.85      inference('cnf', [status(esa)], [zf_stmt_37])).
% 0.57/0.85  thf('69', plain,
% 0.57/0.85      ((![X0 : $i]:  (nonreflexive @ skc13 @ (skf26 @ X0))) | ( (ssSkC0)) | 
% 0.57/0.85       (![X1 : $i, X2 : $i]:
% 0.57/0.85          (~ (customer @ skc13 @ X1)
% 0.57/0.85           | ~ (in @ skc13 @ X1 @ X2)
% 0.57/0.85           | ~ (restaurant @ skc13 @ X2)))),
% 0.57/0.85      inference('split', [status(esa)], [zip_derived_cl10])).
% 0.57/0.85  thf(zip_derived_cl231, plain,
% 0.57/0.85      ((~ (nonreflexive @ skc13 @ (skf26 @ (skf39 @ skc13))))
% 0.57/0.85         <= (~ ( (nonreflexive @ skc13 @ (skf26 @ (skf39 @ skc13)))))),
% 0.57/0.85      inference('split', [status(esa)], [zip_derived_cl212])).
% 0.57/0.85  thf(zip_derived_cl57, plain,
% 0.57/0.85      ((![X0 : $i]:  (nonreflexive @ skc13 @ (skf26 @ X0)))
% 0.57/0.85         <= ((![X0 : $i]:  (nonreflexive @ skc13 @ (skf26 @ X0))))),
% 0.57/0.85      inference('split', [status(esa)], [zip_derived_cl10])).
% 0.57/0.85  thf('70', plain,
% 0.57/0.85      (( (nonreflexive @ skc13 @ (skf26 @ (skf39 @ skc13)))) | 
% 0.57/0.85       ~ (![X0 : $i]:  (nonreflexive @ skc13 @ (skf26 @ X0)))),
% 0.57/0.85      inference('s_sup+', [status(thm)], [zip_derived_cl231, zip_derived_cl57])).
% 0.57/0.85  thf('71', plain,
% 0.57/0.85      ((![X0 : $i, X1 : $i, X2 : $i]:
% 0.57/0.85          (~ (patient @ skc13 @ (skf26 @ (skf39 @ skc13)) @ X0)
% 0.57/0.85           | ~ (agent @ skc13 @ X1 @ X0)
% 0.57/0.85           | ~ (human_person @ skc13 @ X0)
% 0.57/0.85           | ~ (event @ skc13 @ X1)
% 0.57/0.85           | ~ (past @ skc13 @ X1)
% 0.57/0.85           | ~ (nonreflexive @ skc13 @ X1)
% 0.57/0.85           | ~ (drink @ skc13 @ X1)
% 0.57/0.85           | ~ (coffee @ skc13 @ X2)
% 0.57/0.85           | ~ (patient @ skc13 @ X1 @ X2))) | 
% 0.57/0.85       ~ ( (nonreflexive @ skc13 @ (skf26 @ (skf39 @ skc13)))) | 
% 0.57/0.85       ~ ( (event @ skc13 @ (skf26 @ (skf39 @ skc13)))) | 
% 0.57/0.85       ~ ( (see @ skc13 @ (skf26 @ (skf39 @ skc13)))) | 
% 0.57/0.85       ~ ( (agent @ skc13 @ (skf26 @ (skf39 @ skc13)) @ (skf39 @ skc13))) | 
% 0.57/0.85       ~
% 0.57/0.85       (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 0.57/0.85          (~ (actual_world @ X0)
% 0.57/0.85           | ~ (patient @ X0 @ X1 @ X2)
% 0.57/0.85           | ~ (agent @ X0 @ X3 @ X2)
% 0.57/0.85           | ~ (human_person @ X0 @ X2)
% 0.57/0.85           | ~ (event @ X0 @ X3)
% 0.57/0.85           | ~ (past @ X0 @ X3)
% 0.57/0.85           | ~ (nonreflexive @ X0 @ X3)
% 0.57/0.85           | ~ (drink @ X0 @ X3)
% 0.57/0.85           | ~ (coffee @ X0 @ X4)
% 0.57/0.85           | ~ (patient @ X0 @ X3 @ X4)
% 0.57/0.85           | ~ (see @ X0 @ X1)
% 0.57/0.85           | ~ (nonreflexive @ X0 @ X1)
% 0.57/0.85           | ~ (past @ X0 @ X1)
% 0.57/0.85           | ~ (agent @ X0 @ X1 @ (skf39 @ X0))
% 0.57/0.85           | ~ (event @ X0 @ X1))) | 
% 0.57/0.85       ~ ( (past @ skc13 @ (skf26 @ (skf39 @ skc13))))),
% 0.57/0.85      inference('split', [status(esa)], [zip_derived_cl212])).
% 0.57/0.85  thf('72', plain,
% 0.57/0.85      (~
% 0.57/0.85       (![X0 : $i, X1 : $i, X2 : $i]:
% 0.57/0.85          (~ (patient @ skc13 @ (skf26 @ (skf39 @ skc13)) @ X0)
% 0.57/0.85           | ~ (agent @ skc13 @ X1 @ X0)
% 0.57/0.85           | ~ (human_person @ skc13 @ X0)
% 0.57/0.85           | ~ (event @ skc13 @ X1)
% 0.57/0.85           | ~ (past @ skc13 @ X1)
% 0.57/0.85           | ~ (nonreflexive @ skc13 @ X1)
% 0.57/0.85           | ~ (drink @ skc13 @ X1)
% 0.57/0.85           | ~ (coffee @ skc13 @ X2)
% 0.57/0.85           | ~ (patient @ skc13 @ X1 @ X2))) | 
% 0.57/0.85       (![X0 : $i, X1 : $i]:
% 0.57/0.85          (~ (agent @ skc13 @ X0 @ (skf29 @ (skf39 @ skc13)))
% 0.57/0.85           | ~ (event @ skc13 @ X0)
% 0.57/0.85           | ~ (past @ skc13 @ X0)
% 0.57/0.85           | ~ (nonreflexive @ skc13 @ X0)
% 0.57/0.85           | ~ (drink @ skc13 @ X0)
% 0.57/0.85           | ~ (coffee @ skc13 @ X1)
% 0.57/0.85           | ~ (patient @ skc13 @ X0 @ X1))) | 
% 0.57/0.85       ~ ( (human_person @ skc13 @ (skf29 @ (skf39 @ skc13)))) | 
% 0.57/0.85       ~ (![X0 : $i]:  (patient @ skc13 @ (skf26 @ X0) @ (skf29 @ X0)))),
% 0.57/0.85      inference('split', [status(esa)], [zip_derived_cl233])).
% 0.57/0.85  thf(zip_derived_cl428, plain, ($false),
% 0.57/0.85      inference('sat_resolution*', [status(thm)],
% 0.57/0.85                ['0', '1', '2', '3', '4', '5', '6', '7', '8', '9', '10', '11', 
% 0.57/0.85                 '12', '13', '14', '15', '16', '17', '18', '19', '20', '21', 
% 0.57/0.85                 '22', '23', '24', '25', '26', '27', '28', '29', '30', '31', 
% 0.57/0.85                 '32', '33', '34', '35', '36', '37', '38', '39', '40', '41', 
% 0.57/0.85                 '42', '43', '44', '45', '46', '47', '48', '49', '50', '51', 
% 0.57/0.85                 '52', '53', '54', '55', '56', '57', '58', '59', '60', '61', 
% 0.57/0.85                 '62', '63', '64', '65', '66', '67', '68', '69', '70', '71', 
% 0.57/0.85                 '72'])).
% 0.57/0.85  
% 0.57/0.85  % SZS output end Refutation
% 0.57/0.85  
% 0.57/0.85  
% 0.57/0.85  % Terminating...
% 2.16/0.93  % Runner terminated.
% 2.18/0.94  % Zipperpin 1.5 exiting
%------------------------------------------------------------------------------