TSTP Solution File: NLP094-1 by Zipperpin---2.1.9999

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : Zipperpin---2.1.9999
% Problem  : NLP094-1 : TPTP v8.1.2. Released v2.4.0.
% Transfm  : NO INFORMATION
% Format   : NO INFORMATION
% Command  : python3 /export/starexec/sandbox2/solver/bin/portfolio.lams.parallel.py %s %d /export/starexec/sandbox2/tmp/tmp.lUEcRzLNiJ true

% Computer : n008.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 Aug 31 10:18:55 EDT 2023

% Result   : Unsatisfiable 1.08s 0.89s
% Output   : Refutation 1.08s
% Verified : 
% SZS Type : -

% Comments : 
%------------------------------------------------------------------------------
%----WARNING: Could not form TPTP format derivation
%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.00/0.13  % Problem  : NLP094-1 : TPTP v8.1.2. Released v2.4.0.
% 0.00/0.14  % Command  : python3 /export/starexec/sandbox2/solver/bin/portfolio.lams.parallel.py %s %d /export/starexec/sandbox2/tmp/tmp.lUEcRzLNiJ true
% 0.15/0.35  % Computer : n008.cluster.edu
% 0.15/0.35  % Model    : x86_64 x86_64
% 0.15/0.35  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.15/0.35  % Memory   : 8042.1875MB
% 0.15/0.35  % OS       : Linux 3.10.0-693.el7.x86_64
% 0.15/0.35  % CPULimit : 300
% 0.15/0.35  % WCLimit  : 300
% 0.15/0.35  % DateTime : Thu Aug 24 12:05:47 EDT 2023
% 0.21/0.35  % CPUTime  : 
% 0.21/0.35  % Running portfolio for 300 s
% 0.21/0.35  % File         : /export/starexec/sandbox2/benchmark/theBenchmark.p
% 0.21/0.36  % Number of cores: 8
% 0.21/0.36  % Python version: Python 3.6.8
% 0.21/0.36  % Running in FO mode
% 0.22/0.66  % Total configuration time : 435
% 0.22/0.66  % Estimated wc time : 1092
% 0.22/0.66  % Estimated cpu time (7 cpus) : 156.0
% 0.22/0.74  % /export/starexec/sandbox2/solver/bin/fo/fo3_bce.sh running for 75s
% 0.22/0.75  % /export/starexec/sandbox2/solver/bin/fo/fo6_bce.sh running for 75s
% 0.22/0.76  % /export/starexec/sandbox2/solver/bin/fo/fo5.sh running for 50s
% 0.22/0.76  % /export/starexec/sandbox2/solver/bin/fo/fo4.sh running for 50s
% 0.22/0.76  % /export/starexec/sandbox2/solver/bin/fo/fo7.sh running for 63s
% 0.22/0.76  % /export/starexec/sandbox2/solver/bin/fo/fo1_av.sh running for 75s
% 0.22/0.76  % /export/starexec/sandbox2/solver/bin/fo/fo13.sh running for 50s
% 1.08/0.89  % Solved by fo/fo3_bce.sh.
% 1.08/0.89  % BCE start: 38
% 1.08/0.89  % BCE eliminated: 0
% 1.08/0.89  % PE start: 38
% 1.08/0.89  logic: neq
% 1.08/0.89  % PE eliminated: 4
% 1.08/0.89  % done 96 iterations in 0.099s
% 1.08/0.89  % SZS status Theorem for '/export/starexec/sandbox2/benchmark/theBenchmark.p'
% 1.08/0.89  % SZS output start Refutation
% 1.08/0.89  thf(restaurant_type, type, restaurant: $i > $i > $o).
% 1.08/0.89  thf(skf28_type, type, skf28: $i > $i).
% 1.08/0.89  thf(skc13_type, type, skc13: $i).
% 1.08/0.89  thf(drink_type, type, drink: $i > $i > $o).
% 1.08/0.89  thf(see_type, type, see: $i > $i > $o).
% 1.08/0.89  thf(skf26_type, type, skf26: $i > $i).
% 1.08/0.89  thf(skf29_type, type, skf29: $i > $i).
% 1.08/0.89  thf(actual_world_type, type, actual_world: $i > $o).
% 1.08/0.89  thf(skc2_type, type, skc2: $i).
% 1.08/0.89  thf(skf14_type, type, skf14: $i > $i).
% 1.08/0.89  thf(skf13_type, type, skf13: $i > $i).
% 1.08/0.89  thf(skf20_type, type, skf20: $i > $i).
% 1.08/0.89  thf(coffee_type, type, coffee: $i > $i > $o).
% 1.08/0.89  thf(past_type, type, past: $i > $i > $o).
% 1.08/0.89  thf(event_type, type, event: $i > $i > $o).
% 1.08/0.89  thf(skf15_type, type, skf15: $i > $i).
% 1.08/0.89  thf(human_person_type, type, human_person: $i > $i > $o).
% 1.08/0.89  thf(in_type, type, in: $i > $i > $i > $o).
% 1.08/0.89  thf(ssSkC0_type, type, ssSkC0: $o).
% 1.08/0.89  thf(skf34_type, type, skf34: $i > $i).
% 1.08/0.89  thf(skf27_type, type, skf27: $i > $i).
% 1.08/0.89  thf(nonreflexive_type, type, nonreflexive: $i > $i > $o).
% 1.08/0.89  thf(skf12_type, type, skf12: $i > $i).
% 1.08/0.89  thf(agent_type, type, agent: $i > $i > $i > $o).
% 1.08/0.89  thf(patient_type, type, patient: $i > $i > $i > $o).
% 1.08/0.89  thf(skf39_type, type, skf39: $i > $i).
% 1.08/0.89  thf(customer_type, type, customer: $i > $i > $o).
% 1.08/0.89  thf(skf25_type, type, skf25: $i > $i).
% 1.08/0.89  thf(clause1, conjecture, (~( actual_world @ skc13 ))).
% 1.08/0.89  thf(zf_stmt_0, negated_conjecture, (actual_world @ skc13),
% 1.08/0.89    inference('cnf.neg', [status(esa)], [clause1])).
% 1.08/0.89  thf(zip_derived_cl0, plain, ( (actual_world @ skc13)),
% 1.08/0.89      inference('cnf', [status(esa)], [zf_stmt_0])).
% 1.08/0.89  thf(clause7, conjecture,
% 1.08/0.89    (~( ( in @ U @ ( skf39 @ U ) @ ( skf34 @ U ) ) | ( ssSkC0 ) | 
% 1.08/0.89        ( ~( actual_world @ U ) ) ))).
% 1.08/0.89  thf(zf_stmt_1, negated_conjecture,
% 1.08/0.89    (( in @ U @ ( skf39 @ U ) @ ( skf34 @ U ) ) | ( ssSkC0 ) | 
% 1.08/0.89     ( ~( actual_world @ U ) )),
% 1.08/0.89    inference('cnf.neg', [status(esa)], [clause7])).
% 1.08/0.89  thf(zip_derived_cl6, plain,
% 1.08/0.89      (![X0 : $i]:
% 1.08/0.89         ( (in @ X0 @ (skf39 @ X0) @ (skf34 @ X0))
% 1.08/0.89          |  (ssSkC0)
% 1.08/0.89          | ~ (actual_world @ X0))),
% 1.08/0.89      inference('cnf', [status(esa)], [zf_stmt_1])).
% 1.08/0.89  thf(zip_derived_cl52, plain,
% 1.08/0.89      (( (ssSkC0) |  (in @ skc13 @ (skf39 @ skc13) @ (skf34 @ skc13)))),
% 1.08/0.89      inference('dp-resolution', [status(thm)],
% 1.08/0.89                [zip_derived_cl0, zip_derived_cl6])).
% 1.08/0.89  thf(clause2, conjecture, (~( actual_world @ skc2 ))).
% 1.08/0.89  thf(zf_stmt_2, negated_conjecture, (actual_world @ skc2),
% 1.08/0.89    inference('cnf.neg', [status(esa)], [clause2])).
% 1.08/0.89  thf(zip_derived_cl1, plain, ( (actual_world @ skc2)),
% 1.08/0.89      inference('cnf', [status(esa)], [zf_stmt_2])).
% 1.08/0.89  thf(clause8, conjecture,
% 1.08/0.89    (~( ( in @ U @ ( skf25 @ U ) @ ( skf20 @ U ) ) | ( ~( ssSkC0 ) ) | 
% 1.08/0.89        ( ~( actual_world @ U ) ) ))).
% 1.08/0.89  thf(zf_stmt_3, negated_conjecture,
% 1.08/0.89    (( in @ U @ ( skf25 @ U ) @ ( skf20 @ U ) ) | ( ~( ssSkC0 ) ) | 
% 1.08/0.89     ( ~( actual_world @ U ) )),
% 1.08/0.89    inference('cnf.neg', [status(esa)], [clause8])).
% 1.08/0.89  thf(zip_derived_cl7, plain,
% 1.08/0.89      (![X0 : $i]:
% 1.08/0.89         ( (in @ X0 @ (skf25 @ X0) @ (skf20 @ X0))
% 1.08/0.89          | ~ (ssSkC0)
% 1.08/0.89          | ~ (actual_world @ X0))),
% 1.08/0.89      inference('cnf', [status(esa)], [zf_stmt_3])).
% 1.08/0.89  thf(zip_derived_cl60, plain,
% 1.08/0.89      ((~ (ssSkC0) |  (in @ skc2 @ (skf25 @ skc2) @ (skf20 @ skc2)))),
% 1.08/0.89      inference('dp-resolution', [status(thm)],
% 1.08/0.89                [zip_derived_cl1, zip_derived_cl7])).
% 1.08/0.89  thf(clause25, conjecture,
% 1.08/0.89    (~( ( nonreflexive @ skc2 @ ( skf13 @ W ) ) | ( ~( ssSkC0 ) ) | 
% 1.08/0.89        ( ~( customer @ skc2 @ V ) ) | ( ~( in @ skc2 @ V @ U ) ) | 
% 1.08/0.89        ( ~( restaurant @ skc2 @ U ) ) ))).
% 1.08/0.89  thf(zf_stmt_4, negated_conjecture,
% 1.08/0.89    (( nonreflexive @ skc2 @ ( skf13 @ W ) ) | ( ~( ssSkC0 ) ) | 
% 1.08/0.89     ( ~( customer @ skc2 @ V ) ) | ( ~( in @ skc2 @ V @ U ) ) | 
% 1.08/0.89     ( ~( restaurant @ skc2 @ U ) )),
% 1.08/0.89    inference('cnf.neg', [status(esa)], [clause25])).
% 1.08/0.89  thf(zip_derived_cl24, plain,
% 1.08/0.89      (![X0 : $i, X1 : $i, X2 : $i]:
% 1.08/0.89         ( (nonreflexive @ skc2 @ (skf13 @ X0))
% 1.08/0.89          | ~ (ssSkC0)
% 1.08/0.89          | ~ (customer @ skc2 @ X1)
% 1.08/0.89          | ~ (in @ skc2 @ X1 @ X2)
% 1.08/0.89          | ~ (restaurant @ skc2 @ X2))),
% 1.08/0.89      inference('cnf', [status(esa)], [zf_stmt_4])).
% 1.08/0.89  thf(zip_derived_cl82, plain,
% 1.08/0.89      (![X0 : $i]:
% 1.08/0.89         (~ (ssSkC0)
% 1.08/0.89          | ~ (restaurant @ skc2 @ (skf20 @ skc2))
% 1.08/0.89          | ~ (customer @ skc2 @ (skf25 @ skc2))
% 1.08/0.89          | ~ (ssSkC0)
% 1.08/0.89          |  (nonreflexive @ skc2 @ (skf13 @ X0)))),
% 1.08/0.89      inference('sup-', [status(thm)], [zip_derived_cl60, zip_derived_cl24])).
% 1.08/0.89  thf(zip_derived_cl83, plain,
% 1.08/0.89      (![X0 : $i]:
% 1.08/0.89         ( (nonreflexive @ skc2 @ (skf13 @ X0))
% 1.08/0.89          | ~ (customer @ skc2 @ (skf25 @ skc2))
% 1.08/0.89          | ~ (restaurant @ skc2 @ (skf20 @ skc2))
% 1.08/0.89          | ~ (ssSkC0))),
% 1.08/0.89      inference('simplify', [status(thm)], [zip_derived_cl82])).
% 1.08/0.89  thf(zip_derived_cl1, plain, ( (actual_world @ skc2)),
% 1.08/0.89      inference('cnf', [status(esa)], [zf_stmt_2])).
% 1.08/0.89  thf(clause5, conjecture,
% 1.08/0.89    (~( ( customer @ U @ ( skf25 @ U ) ) | ( ~( ssSkC0 ) ) | 
% 1.08/0.89        ( ~( actual_world @ U ) ) ))).
% 1.08/0.89  thf(zf_stmt_5, negated_conjecture,
% 1.08/0.89    (( customer @ U @ ( skf25 @ U ) ) | ( ~( ssSkC0 ) ) | 
% 1.08/0.89     ( ~( actual_world @ U ) )),
% 1.08/0.89    inference('cnf.neg', [status(esa)], [clause5])).
% 1.08/0.89  thf(zip_derived_cl4, plain,
% 1.08/0.89      (![X0 : $i]:
% 1.08/0.89         ( (customer @ X0 @ (skf25 @ X0)) | ~ (ssSkC0) | ~ (actual_world @ X0))),
% 1.08/0.89      inference('cnf', [status(esa)], [zf_stmt_5])).
% 1.08/0.89  thf(zip_derived_cl57, plain,
% 1.08/0.89      ((~ (ssSkC0) |  (customer @ skc2 @ (skf25 @ skc2)))),
% 1.08/0.89      inference('dp-resolution', [status(thm)],
% 1.08/0.89                [zip_derived_cl1, zip_derived_cl4])).
% 1.08/0.89  thf(zip_derived_cl94, plain,
% 1.08/0.89      (![X0 : $i]:
% 1.08/0.89         (~ (ssSkC0)
% 1.08/0.89          | ~ (restaurant @ skc2 @ (skf20 @ skc2))
% 1.08/0.89          |  (nonreflexive @ skc2 @ (skf13 @ X0)))),
% 1.08/0.89      inference('clc', [status(thm)], [zip_derived_cl83, zip_derived_cl57])).
% 1.08/0.89  thf(zip_derived_cl1, plain, ( (actual_world @ skc2)),
% 1.08/0.89      inference('cnf', [status(esa)], [zf_stmt_2])).
% 1.08/0.89  thf(clause6, conjecture,
% 1.08/0.89    (~( ( restaurant @ U @ ( skf20 @ U ) ) | ( ~( ssSkC0 ) ) | 
% 1.08/0.89        ( ~( actual_world @ U ) ) ))).
% 1.08/0.89  thf(zf_stmt_6, negated_conjecture,
% 1.08/0.89    (( restaurant @ U @ ( skf20 @ U ) ) | ( ~( ssSkC0 ) ) | 
% 1.08/0.89     ( ~( actual_world @ U ) )),
% 1.08/0.89    inference('cnf.neg', [status(esa)], [clause6])).
% 1.08/0.89  thf(zip_derived_cl5, plain,
% 1.08/0.89      (![X0 : $i]:
% 1.08/0.89         ( (restaurant @ X0 @ (skf20 @ X0))
% 1.08/0.89          | ~ (ssSkC0)
% 1.08/0.89          | ~ (actual_world @ X0))),
% 1.08/0.89      inference('cnf', [status(esa)], [zf_stmt_6])).
% 1.08/0.89  thf(zip_derived_cl58, plain,
% 1.08/0.89      ((~ (ssSkC0) |  (restaurant @ skc2 @ (skf20 @ skc2)))),
% 1.08/0.89      inference('dp-resolution', [status(thm)],
% 1.08/0.89                [zip_derived_cl1, zip_derived_cl5])).
% 1.08/0.89  thf(zip_derived_cl95, plain,
% 1.08/0.89      (![X0 : $i]: ( (nonreflexive @ skc2 @ (skf13 @ X0)) | ~ (ssSkC0))),
% 1.08/0.89      inference('clc', [status(thm)], [zip_derived_cl94, zip_derived_cl58])).
% 1.08/0.89  thf(zip_derived_cl60, plain,
% 1.08/0.89      ((~ (ssSkC0) |  (in @ skc2 @ (skf25 @ skc2) @ (skf20 @ skc2)))),
% 1.08/0.89      inference('dp-resolution', [status(thm)],
% 1.08/0.89                [zip_derived_cl1, zip_derived_cl7])).
% 1.08/0.89  thf(zip_derived_cl60, plain,
% 1.08/0.89      ((~ (ssSkC0) |  (in @ skc2 @ (skf25 @ skc2) @ (skf20 @ skc2)))),
% 1.08/0.89      inference('dp-resolution', [status(thm)],
% 1.08/0.89                [zip_derived_cl1, zip_derived_cl7])).
% 1.08/0.89  thf(clause30, conjecture,
% 1.08/0.89    (~( ( agent @ skc2 @ ( skf12 @ V ) @ V ) | ( ~( ssSkC0 ) ) | 
% 1.08/0.89        ( ~( customer @ skc2 @ V ) ) | ( ~( in @ skc2 @ V @ U ) ) | 
% 1.08/0.89        ( ~( restaurant @ skc2 @ U ) ) ))).
% 1.08/0.89  thf(zf_stmt_7, negated_conjecture,
% 1.08/0.89    (( agent @ skc2 @ ( skf12 @ V ) @ V ) | ( ~( ssSkC0 ) ) | 
% 1.08/0.89     ( ~( customer @ skc2 @ V ) ) | ( ~( in @ skc2 @ V @ U ) ) | 
% 1.08/0.89     ( ~( restaurant @ skc2 @ U ) )),
% 1.08/0.89    inference('cnf.neg', [status(esa)], [clause30])).
% 1.08/0.89  thf(zip_derived_cl29, plain,
% 1.08/0.89      (![X0 : $i, X1 : $i]:
% 1.08/0.89         ( (agent @ skc2 @ (skf12 @ X0) @ X0)
% 1.08/0.89          | ~ (ssSkC0)
% 1.08/0.89          | ~ (customer @ skc2 @ X0)
% 1.08/0.89          | ~ (in @ skc2 @ X0 @ X1)
% 1.08/0.89          | ~ (restaurant @ skc2 @ X1))),
% 1.08/0.89      inference('cnf', [status(esa)], [zf_stmt_7])).
% 1.08/0.89  thf(zip_derived_cl115, plain,
% 1.08/0.89      ((~ (ssSkC0)
% 1.08/0.89        | ~ (restaurant @ skc2 @ (skf20 @ skc2))
% 1.08/0.89        | ~ (customer @ skc2 @ (skf25 @ skc2))
% 1.08/0.89        | ~ (ssSkC0)
% 1.08/0.89        |  (agent @ skc2 @ (skf12 @ (skf25 @ skc2)) @ (skf25 @ skc2)))),
% 1.08/0.89      inference('sup-', [status(thm)], [zip_derived_cl60, zip_derived_cl29])).
% 1.08/0.89  thf(zip_derived_cl116, plain,
% 1.08/0.89      (( (agent @ skc2 @ (skf12 @ (skf25 @ skc2)) @ (skf25 @ skc2))
% 1.08/0.89        | ~ (customer @ skc2 @ (skf25 @ skc2))
% 1.08/0.89        | ~ (restaurant @ skc2 @ (skf20 @ skc2))
% 1.08/0.89        | ~ (ssSkC0))),
% 1.08/0.89      inference('simplify', [status(thm)], [zip_derived_cl115])).
% 1.08/0.89  thf(zip_derived_cl57, plain,
% 1.08/0.89      ((~ (ssSkC0) |  (customer @ skc2 @ (skf25 @ skc2)))),
% 1.08/0.89      inference('dp-resolution', [status(thm)],
% 1.08/0.89                [zip_derived_cl1, zip_derived_cl4])).
% 1.08/0.89  thf(zip_derived_cl119, plain,
% 1.08/0.89      ((~ (ssSkC0)
% 1.08/0.89        | ~ (restaurant @ skc2 @ (skf20 @ skc2))
% 1.08/0.89        |  (agent @ skc2 @ (skf12 @ (skf25 @ skc2)) @ (skf25 @ skc2)))),
% 1.08/0.89      inference('clc', [status(thm)], [zip_derived_cl116, zip_derived_cl57])).
% 1.08/0.89  thf(zip_derived_cl58, plain,
% 1.08/0.89      ((~ (ssSkC0) |  (restaurant @ skc2 @ (skf20 @ skc2)))),
% 1.08/0.89      inference('dp-resolution', [status(thm)],
% 1.08/0.89                [zip_derived_cl1, zip_derived_cl5])).
% 1.08/0.89  thf(zip_derived_cl120, plain,
% 1.08/0.89      (( (agent @ skc2 @ (skf12 @ (skf25 @ skc2)) @ (skf25 @ skc2))
% 1.08/0.89        | ~ (ssSkC0))),
% 1.08/0.89      inference('clc', [status(thm)], [zip_derived_cl119, zip_derived_cl58])).
% 1.08/0.89  thf(zip_derived_cl60, plain,
% 1.08/0.89      ((~ (ssSkC0) |  (in @ skc2 @ (skf25 @ skc2) @ (skf20 @ skc2)))),
% 1.08/0.89      inference('dp-resolution', [status(thm)],
% 1.08/0.89                [zip_derived_cl1, zip_derived_cl7])).
% 1.08/0.89  thf(clause35, conjecture,
% 1.08/0.89    (~( ( patient @ skc2 @ ( skf12 @ W ) @ ( skf15 @ W ) ) | ( ~( ssSkC0 ) ) | 
% 1.08/0.89        ( ~( customer @ skc2 @ V ) ) | ( ~( in @ skc2 @ V @ U ) ) | 
% 1.08/0.89        ( ~( restaurant @ skc2 @ U ) ) ))).
% 1.08/0.89  thf(zf_stmt_8, negated_conjecture,
% 1.08/0.89    (( patient @ skc2 @ ( skf12 @ W ) @ ( skf15 @ W ) ) | ( ~( ssSkC0 ) ) | 
% 1.08/0.89     ( ~( customer @ skc2 @ V ) ) | ( ~( in @ skc2 @ V @ U ) ) | 
% 1.08/0.89     ( ~( restaurant @ skc2 @ U ) )),
% 1.08/0.89    inference('cnf.neg', [status(esa)], [clause35])).
% 1.08/0.89  thf(zip_derived_cl34, plain,
% 1.08/0.89      (![X0 : $i, X1 : $i, X2 : $i]:
% 1.08/0.89         ( (patient @ skc2 @ (skf12 @ X0) @ (skf15 @ X0))
% 1.08/0.89          | ~ (ssSkC0)
% 1.08/0.89          | ~ (customer @ skc2 @ X1)
% 1.08/0.89          | ~ (in @ skc2 @ X1 @ X2)
% 1.08/0.89          | ~ (restaurant @ skc2 @ X2))),
% 1.08/0.89      inference('cnf', [status(esa)], [zf_stmt_8])).
% 1.08/0.89  thf(zip_derived_cl136, plain,
% 1.08/0.89      (![X0 : $i]:
% 1.08/0.89         (~ (ssSkC0)
% 1.08/0.89          | ~ (restaurant @ skc2 @ (skf20 @ skc2))
% 1.08/0.89          | ~ (customer @ skc2 @ (skf25 @ skc2))
% 1.08/0.89          | ~ (ssSkC0)
% 1.08/0.89          |  (patient @ skc2 @ (skf12 @ X0) @ (skf15 @ X0)))),
% 1.08/0.89      inference('sup-', [status(thm)], [zip_derived_cl60, zip_derived_cl34])).
% 1.08/0.89  thf(zip_derived_cl137, plain,
% 1.08/0.89      (![X0 : $i]:
% 1.08/0.89         ( (patient @ skc2 @ (skf12 @ X0) @ (skf15 @ X0))
% 1.08/0.89          | ~ (customer @ skc2 @ (skf25 @ skc2))
% 1.08/0.89          | ~ (restaurant @ skc2 @ (skf20 @ skc2))
% 1.08/0.89          | ~ (ssSkC0))),
% 1.08/0.89      inference('simplify', [status(thm)], [zip_derived_cl136])).
% 1.08/0.89  thf(zip_derived_cl57, plain,
% 1.08/0.89      ((~ (ssSkC0) |  (customer @ skc2 @ (skf25 @ skc2)))),
% 1.08/0.89      inference('dp-resolution', [status(thm)],
% 1.08/0.89                [zip_derived_cl1, zip_derived_cl4])).
% 1.08/0.89  thf(zip_derived_cl146, plain,
% 1.08/0.89      (![X0 : $i]:
% 1.08/0.89         (~ (ssSkC0)
% 1.08/0.89          | ~ (restaurant @ skc2 @ (skf20 @ skc2))
% 1.08/0.89          |  (patient @ skc2 @ (skf12 @ X0) @ (skf15 @ X0)))),
% 1.08/0.89      inference('clc', [status(thm)], [zip_derived_cl137, zip_derived_cl57])).
% 1.08/0.89  thf(zip_derived_cl58, plain,
% 1.08/0.89      ((~ (ssSkC0) |  (restaurant @ skc2 @ (skf20 @ skc2)))),
% 1.08/0.89      inference('dp-resolution', [status(thm)],
% 1.08/0.89                [zip_derived_cl1, zip_derived_cl5])).
% 1.08/0.89  thf(zip_derived_cl147, plain,
% 1.08/0.89      (![X0 : $i]:
% 1.08/0.89         ( (patient @ skc2 @ (skf12 @ X0) @ (skf15 @ X0)) | ~ (ssSkC0))),
% 1.08/0.89      inference('clc', [status(thm)], [zip_derived_cl146, zip_derived_cl58])).
% 1.08/0.89  thf(zip_derived_cl60, plain,
% 1.08/0.89      ((~ (ssSkC0) |  (in @ skc2 @ (skf25 @ skc2) @ (skf20 @ skc2)))),
% 1.08/0.89      inference('dp-resolution', [status(thm)],
% 1.08/0.89                [zip_derived_cl1, zip_derived_cl7])).
% 1.08/0.89  thf(clause34, conjecture,
% 1.08/0.89    (~( ( agent @ skc2 @ ( skf13 @ W ) @ ( skf15 @ W ) ) | ( ~( ssSkC0 ) ) | 
% 1.08/0.89        ( ~( customer @ skc2 @ V ) ) | ( ~( in @ skc2 @ V @ U ) ) | 
% 1.08/0.89        ( ~( restaurant @ skc2 @ U ) ) ))).
% 1.08/0.89  thf(zf_stmt_9, negated_conjecture,
% 1.08/0.89    (( agent @ skc2 @ ( skf13 @ W ) @ ( skf15 @ W ) ) | ( ~( ssSkC0 ) ) | 
% 1.08/0.89     ( ~( customer @ skc2 @ V ) ) | ( ~( in @ skc2 @ V @ U ) ) | 
% 1.08/0.89     ( ~( restaurant @ skc2 @ U ) )),
% 1.08/0.89    inference('cnf.neg', [status(esa)], [clause34])).
% 1.08/0.89  thf(zip_derived_cl33, plain,
% 1.08/0.89      (![X0 : $i, X1 : $i, X2 : $i]:
% 1.08/0.89         ( (agent @ skc2 @ (skf13 @ X0) @ (skf15 @ X0))
% 1.08/0.89          | ~ (ssSkC0)
% 1.08/0.89          | ~ (customer @ skc2 @ X1)
% 1.08/0.89          | ~ (in @ skc2 @ X1 @ X2)
% 1.08/0.89          | ~ (restaurant @ skc2 @ X2))),
% 1.08/0.89      inference('cnf', [status(esa)], [zf_stmt_9])).
% 1.08/0.89  thf(zip_derived_cl133, plain,
% 1.08/0.89      (![X0 : $i]:
% 1.08/0.89         (~ (ssSkC0)
% 1.08/0.89          | ~ (restaurant @ skc2 @ (skf20 @ skc2))
% 1.08/0.89          | ~ (customer @ skc2 @ (skf25 @ skc2))
% 1.08/0.89          | ~ (ssSkC0)
% 1.08/0.89          |  (agent @ skc2 @ (skf13 @ X0) @ (skf15 @ X0)))),
% 1.08/0.89      inference('sup-', [status(thm)], [zip_derived_cl60, zip_derived_cl33])).
% 1.08/0.89  thf(zip_derived_cl134, plain,
% 1.08/0.89      (![X0 : $i]:
% 1.08/0.89         ( (agent @ skc2 @ (skf13 @ X0) @ (skf15 @ X0))
% 1.08/0.89          | ~ (customer @ skc2 @ (skf25 @ skc2))
% 1.08/0.89          | ~ (restaurant @ skc2 @ (skf20 @ skc2))
% 1.08/0.89          | ~ (ssSkC0))),
% 1.08/0.89      inference('simplify', [status(thm)], [zip_derived_cl133])).
% 1.08/0.89  thf(zip_derived_cl57, plain,
% 1.08/0.89      ((~ (ssSkC0) |  (customer @ skc2 @ (skf25 @ skc2)))),
% 1.08/0.89      inference('dp-resolution', [status(thm)],
% 1.08/0.89                [zip_derived_cl1, zip_derived_cl4])).
% 1.08/0.89  thf(zip_derived_cl144, plain,
% 1.08/0.89      (![X0 : $i]:
% 1.08/0.89         (~ (ssSkC0)
% 1.08/0.89          | ~ (restaurant @ skc2 @ (skf20 @ skc2))
% 1.08/0.89          |  (agent @ skc2 @ (skf13 @ X0) @ (skf15 @ X0)))),
% 1.08/0.89      inference('clc', [status(thm)], [zip_derived_cl134, zip_derived_cl57])).
% 1.08/0.89  thf(zip_derived_cl58, plain,
% 1.08/0.89      ((~ (ssSkC0) |  (restaurant @ skc2 @ (skf20 @ skc2)))),
% 1.08/0.89      inference('dp-resolution', [status(thm)],
% 1.08/0.89                [zip_derived_cl1, zip_derived_cl5])).
% 1.08/0.89  thf(zip_derived_cl145, plain,
% 1.08/0.89      (![X0 : $i]: ( (agent @ skc2 @ (skf13 @ X0) @ (skf15 @ X0)) | ~ (ssSkC0))),
% 1.08/0.89      inference('clc', [status(thm)], [zip_derived_cl144, zip_derived_cl58])).
% 1.08/0.89  thf(zip_derived_cl60, plain,
% 1.08/0.89      ((~ (ssSkC0) |  (in @ skc2 @ (skf25 @ skc2) @ (skf20 @ skc2)))),
% 1.08/0.89      inference('dp-resolution', [status(thm)],
% 1.08/0.89                [zip_derived_cl1, zip_derived_cl7])).
% 1.08/0.89  thf(clause36, conjecture,
% 1.08/0.89    (~( ( patient @ skc2 @ ( skf13 @ W ) @ ( skf14 @ W ) ) | ( ~( ssSkC0 ) ) | 
% 1.08/0.89        ( ~( customer @ skc2 @ V ) ) | ( ~( in @ skc2 @ V @ U ) ) | 
% 1.08/0.89        ( ~( restaurant @ skc2 @ U ) ) ))).
% 1.08/0.89  thf(zf_stmt_10, negated_conjecture,
% 1.08/0.89    (( patient @ skc2 @ ( skf13 @ W ) @ ( skf14 @ W ) ) | ( ~( ssSkC0 ) ) | 
% 1.08/0.89     ( ~( customer @ skc2 @ V ) ) | ( ~( in @ skc2 @ V @ U ) ) | 
% 1.08/0.89     ( ~( restaurant @ skc2 @ U ) )),
% 1.08/0.89    inference('cnf.neg', [status(esa)], [clause36])).
% 1.08/0.89  thf(zip_derived_cl35, plain,
% 1.08/0.89      (![X0 : $i, X1 : $i, X2 : $i]:
% 1.08/0.89         ( (patient @ skc2 @ (skf13 @ X0) @ (skf14 @ X0))
% 1.08/0.89          | ~ (ssSkC0)
% 1.08/0.89          | ~ (customer @ skc2 @ X1)
% 1.08/0.89          | ~ (in @ skc2 @ X1 @ X2)
% 1.08/0.89          | ~ (restaurant @ skc2 @ X2))),
% 1.08/0.89      inference('cnf', [status(esa)], [zf_stmt_10])).
% 1.08/0.89  thf(zip_derived_cl139, plain,
% 1.08/0.89      (![X0 : $i]:
% 1.08/0.89         (~ (ssSkC0)
% 1.08/0.89          | ~ (restaurant @ skc2 @ (skf20 @ skc2))
% 1.08/0.89          | ~ (customer @ skc2 @ (skf25 @ skc2))
% 1.08/0.89          | ~ (ssSkC0)
% 1.08/0.89          |  (patient @ skc2 @ (skf13 @ X0) @ (skf14 @ X0)))),
% 1.08/0.89      inference('sup-', [status(thm)], [zip_derived_cl60, zip_derived_cl35])).
% 1.08/0.89  thf(zip_derived_cl140, plain,
% 1.08/0.89      (![X0 : $i]:
% 1.08/0.89         ( (patient @ skc2 @ (skf13 @ X0) @ (skf14 @ X0))
% 1.08/0.89          | ~ (customer @ skc2 @ (skf25 @ skc2))
% 1.08/0.89          | ~ (restaurant @ skc2 @ (skf20 @ skc2))
% 1.08/0.89          | ~ (ssSkC0))),
% 1.08/0.89      inference('simplify', [status(thm)], [zip_derived_cl139])).
% 1.08/0.89  thf(zip_derived_cl57, plain,
% 1.08/0.89      ((~ (ssSkC0) |  (customer @ skc2 @ (skf25 @ skc2)))),
% 1.08/0.89      inference('dp-resolution', [status(thm)],
% 1.08/0.89                [zip_derived_cl1, zip_derived_cl4])).
% 1.08/0.89  thf(zip_derived_cl148, plain,
% 1.08/0.89      (![X0 : $i]:
% 1.08/0.89         (~ (ssSkC0)
% 1.08/0.89          | ~ (restaurant @ skc2 @ (skf20 @ skc2))
% 1.08/0.89          |  (patient @ skc2 @ (skf13 @ X0) @ (skf14 @ X0)))),
% 1.08/0.89      inference('clc', [status(thm)], [zip_derived_cl140, zip_derived_cl57])).
% 1.08/0.89  thf(zip_derived_cl58, plain,
% 1.08/0.89      ((~ (ssSkC0) |  (restaurant @ skc2 @ (skf20 @ skc2)))),
% 1.08/0.89      inference('dp-resolution', [status(thm)],
% 1.08/0.89                [zip_derived_cl1, zip_derived_cl5])).
% 1.08/0.89  thf(zip_derived_cl149, plain,
% 1.08/0.89      (![X0 : $i]:
% 1.08/0.89         ( (patient @ skc2 @ (skf13 @ X0) @ (skf14 @ X0)) | ~ (ssSkC0))),
% 1.08/0.89      inference('clc', [status(thm)], [zip_derived_cl148, zip_derived_cl58])).
% 1.08/0.89  thf(zip_derived_cl1, plain, ( (actual_world @ skc2)),
% 1.08/0.89      inference('cnf', [status(esa)], [zf_stmt_2])).
% 1.08/0.89  thf(clause23, conjecture,
% 1.08/0.89    (~( ( coffee @ skc2 @ ( skf14 @ W ) ) | ( ~( ssSkC0 ) ) | 
% 1.08/0.89        ( ~( customer @ skc2 @ V ) ) | ( ~( in @ skc2 @ V @ U ) ) | 
% 1.08/0.89        ( ~( restaurant @ skc2 @ U ) ) ))).
% 1.08/0.89  thf(zf_stmt_11, negated_conjecture,
% 1.08/0.89    (( coffee @ skc2 @ ( skf14 @ W ) ) | ( ~( ssSkC0 ) ) | 
% 1.08/0.89     ( ~( customer @ skc2 @ V ) ) | ( ~( in @ skc2 @ V @ U ) ) | 
% 1.08/0.89     ( ~( restaurant @ skc2 @ U ) )),
% 1.08/0.89    inference('cnf.neg', [status(esa)], [clause23])).
% 1.08/0.89  thf(zip_derived_cl22, plain,
% 1.08/0.89      (![X0 : $i, X1 : $i, X2 : $i]:
% 1.08/0.89         ( (coffee @ skc2 @ (skf14 @ X0))
% 1.08/0.89          | ~ (ssSkC0)
% 1.08/0.89          | ~ (customer @ skc2 @ X1)
% 1.08/0.89          | ~ (in @ skc2 @ X1 @ X2)
% 1.08/0.89          | ~ (restaurant @ skc2 @ X2))),
% 1.08/0.89      inference('cnf', [status(esa)], [zf_stmt_11])).
% 1.08/0.89  thf(clause24, conjecture,
% 1.08/0.89    (~( ( drink @ skc2 @ ( skf13 @ W ) ) | ( ~( ssSkC0 ) ) | 
% 1.08/0.89        ( ~( customer @ skc2 @ V ) ) | ( ~( in @ skc2 @ V @ U ) ) | 
% 1.08/0.89        ( ~( restaurant @ skc2 @ U ) ) ))).
% 1.08/0.89  thf(zf_stmt_12, negated_conjecture,
% 1.08/0.89    (( drink @ skc2 @ ( skf13 @ W ) ) | ( ~( ssSkC0 ) ) | 
% 1.08/0.89     ( ~( customer @ skc2 @ V ) ) | ( ~( in @ skc2 @ V @ U ) ) | 
% 1.08/0.89     ( ~( restaurant @ skc2 @ U ) )),
% 1.08/0.89    inference('cnf.neg', [status(esa)], [clause24])).
% 1.08/0.89  thf(zip_derived_cl23, plain,
% 1.08/0.89      (![X0 : $i, X1 : $i, X2 : $i]:
% 1.08/0.89         ( (drink @ skc2 @ (skf13 @ X0))
% 1.08/0.89          | ~ (ssSkC0)
% 1.08/0.89          | ~ (customer @ skc2 @ X1)
% 1.08/0.89          | ~ (in @ skc2 @ X1 @ X2)
% 1.08/0.89          | ~ (restaurant @ skc2 @ X2))),
% 1.08/0.89      inference('cnf', [status(esa)], [zf_stmt_12])).
% 1.08/0.89  thf(clause28, conjecture,
% 1.08/0.89    (~( ( human_person @ skc2 @ ( skf15 @ W ) ) | ( ~( ssSkC0 ) ) | 
% 1.08/0.89        ( ~( customer @ skc2 @ V ) ) | ( ~( in @ skc2 @ V @ U ) ) | 
% 1.08/0.89        ( ~( restaurant @ skc2 @ U ) ) ))).
% 1.08/0.89  thf(zf_stmt_13, negated_conjecture,
% 1.08/0.89    (( human_person @ skc2 @ ( skf15 @ W ) ) | ( ~( ssSkC0 ) ) | 
% 1.08/0.89     ( ~( customer @ skc2 @ V ) ) | ( ~( in @ skc2 @ V @ U ) ) | 
% 1.08/0.89     ( ~( restaurant @ skc2 @ U ) )),
% 1.08/0.89    inference('cnf.neg', [status(esa)], [clause28])).
% 1.08/0.89  thf(zip_derived_cl27, plain,
% 1.08/0.89      (![X0 : $i, X1 : $i, X2 : $i]:
% 1.08/0.89         ( (human_person @ skc2 @ (skf15 @ X0))
% 1.08/0.89          | ~ (ssSkC0)
% 1.08/0.89          | ~ (customer @ skc2 @ X1)
% 1.08/0.89          | ~ (in @ skc2 @ X1 @ X2)
% 1.08/0.89          | ~ (restaurant @ skc2 @ X2))),
% 1.08/0.89      inference('cnf', [status(esa)], [zf_stmt_13])).
% 1.08/0.89  thf(clause22, conjecture,
% 1.08/0.89    (~( ( see @ skc2 @ ( skf12 @ W ) ) | ( ~( ssSkC0 ) ) | 
% 1.08/0.89        ( ~( customer @ skc2 @ V ) ) | ( ~( in @ skc2 @ V @ U ) ) | 
% 1.08/0.89        ( ~( restaurant @ skc2 @ U ) ) ))).
% 1.08/0.89  thf(zf_stmt_14, negated_conjecture,
% 1.08/0.89    (( see @ skc2 @ ( skf12 @ W ) ) | ( ~( ssSkC0 ) ) | 
% 1.08/0.89     ( ~( customer @ skc2 @ V ) ) | ( ~( in @ skc2 @ V @ U ) ) | 
% 1.08/0.89     ( ~( restaurant @ skc2 @ U ) )),
% 1.08/0.89    inference('cnf.neg', [status(esa)], [clause22])).
% 1.08/0.89  thf(zip_derived_cl21, plain,
% 1.08/0.89      (![X0 : $i, X1 : $i, X2 : $i]:
% 1.08/0.89         ( (see @ skc2 @ (skf12 @ X0))
% 1.08/0.89          | ~ (ssSkC0)
% 1.08/0.89          | ~ (customer @ skc2 @ X1)
% 1.08/0.89          | ~ (in @ skc2 @ X1 @ X2)
% 1.08/0.89          | ~ (restaurant @ skc2 @ X2))),
% 1.08/0.89      inference('cnf', [status(esa)], [zf_stmt_14])).
% 1.08/0.89  thf(clause38, conjecture,
% 1.08/0.89    (~( ( ~( ssSkC0 ) ) | ( ~( actual_world @ U ) ) | 
% 1.08/0.89        ( ~( patient @ U @ X @ Y ) ) | ( ~( coffee @ U @ Y ) ) | 
% 1.08/0.89        ( ~( event @ U @ X ) ) | ( ~( past @ U @ X ) ) | 
% 1.08/0.89        ( ~( nonreflexive @ U @ X ) ) | ( ~( drink @ U @ X ) ) | 
% 1.08/0.89        ( ~( human_person @ U @ W ) ) | ( ~( agent @ U @ X @ W ) ) | 
% 1.08/0.89        ( ~( patient @ U @ V @ W ) ) | ( ~( see @ U @ V ) ) | 
% 1.08/0.89        ( ~( nonreflexive @ U @ V ) ) | ( ~( past @ U @ V ) ) | 
% 1.08/0.89        ( ~( agent @ U @ V @ ( skf25 @ U ) ) ) | ( ~( event @ U @ V ) ) ))).
% 1.08/0.89  thf(zf_stmt_15, negated_conjecture,
% 1.08/0.89    (( ~( ssSkC0 ) ) | ( ~( actual_world @ U ) ) | 
% 1.08/0.89     ( ~( patient @ U @ X @ Y ) ) | ( ~( coffee @ U @ Y ) ) | 
% 1.08/0.89     ( ~( event @ U @ X ) ) | ( ~( past @ U @ X ) ) | 
% 1.08/0.89     ( ~( nonreflexive @ U @ X ) ) | ( ~( drink @ U @ X ) ) | 
% 1.08/0.89     ( ~( human_person @ U @ W ) ) | ( ~( agent @ U @ X @ W ) ) | 
% 1.08/0.89     ( ~( patient @ U @ V @ W ) ) | ( ~( see @ U @ V ) ) | 
% 1.08/0.89     ( ~( nonreflexive @ U @ V ) ) | ( ~( past @ U @ V ) ) | 
% 1.08/0.89     ( ~( agent @ U @ V @ ( skf25 @ U ) ) ) | ( ~( event @ U @ V ) )),
% 1.08/0.89    inference('cnf.neg', [status(esa)], [clause38])).
% 1.08/0.89  thf(zip_derived_cl37, plain,
% 1.08/0.89      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 1.08/0.89         (~ (ssSkC0)
% 1.08/0.89          | ~ (actual_world @ X0)
% 1.08/0.89          | ~ (patient @ X0 @ X1 @ X2)
% 1.08/0.89          | ~ (coffee @ X0 @ X2)
% 1.08/0.89          | ~ (event @ X0 @ X1)
% 1.08/0.89          | ~ (past @ X0 @ X1)
% 1.08/0.89          | ~ (nonreflexive @ X0 @ X1)
% 1.08/0.89          | ~ (drink @ X0 @ X1)
% 1.08/0.89          | ~ (human_person @ X0 @ X3)
% 1.08/0.89          | ~ (agent @ X0 @ X1 @ X3)
% 1.08/0.89          | ~ (patient @ X0 @ X4 @ X3)
% 1.08/0.89          | ~ (see @ X0 @ X4)
% 1.08/0.89          | ~ (nonreflexive @ X0 @ X4)
% 1.08/0.89          | ~ (past @ X0 @ X4)
% 1.08/0.89          | ~ (agent @ X0 @ X4 @ (skf25 @ X0))
% 1.08/0.89          | ~ (event @ X0 @ X4))),
% 1.08/0.89      inference('cnf', [status(esa)], [zf_stmt_15])).
% 1.08/0.89  thf(zip_derived_cl41, plain,
% 1.08/0.89      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 1.08/0.89         (~ (restaurant @ skc2 @ X4)
% 1.08/0.89          | ~ (in @ skc2 @ X5 @ X4)
% 1.08/0.89          | ~ (customer @ skc2 @ X5)
% 1.08/0.89          | ~ (ssSkC0)
% 1.08/0.89          | ~ (event @ skc2 @ (skf12 @ X0))
% 1.08/0.89          | ~ (agent @ skc2 @ (skf12 @ X0) @ (skf25 @ skc2))
% 1.08/0.89          | ~ (past @ skc2 @ (skf12 @ X0))
% 1.08/0.89          | ~ (nonreflexive @ skc2 @ (skf12 @ X0))
% 1.08/0.89          | ~ (patient @ skc2 @ (skf12 @ X0) @ X1)
% 1.08/0.89          | ~ (agent @ skc2 @ X2 @ X1)
% 1.08/0.89          | ~ (human_person @ skc2 @ X1)
% 1.08/0.89          | ~ (drink @ skc2 @ X2)
% 1.08/0.89          | ~ (nonreflexive @ skc2 @ X2)
% 1.08/0.89          | ~ (past @ skc2 @ X2)
% 1.08/0.89          | ~ (event @ skc2 @ X2)
% 1.08/0.89          | ~ (coffee @ skc2 @ X3)
% 1.08/0.89          | ~ (patient @ skc2 @ X2 @ X3)
% 1.08/0.89          | ~ (actual_world @ skc2)
% 1.08/0.89          | ~ (ssSkC0))),
% 1.08/0.89      inference('dp-resolution', [status(thm)],
% 1.08/0.89                [zip_derived_cl21, zip_derived_cl37])).
% 1.08/0.89  thf(zip_derived_cl43, plain,
% 1.08/0.89      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, X7 : $i]:
% 1.08/0.89         (~ (restaurant @ skc2 @ X6)
% 1.08/0.89          | ~ (in @ skc2 @ X7 @ X6)
% 1.08/0.89          | ~ (customer @ skc2 @ X7)
% 1.08/0.89          | ~ (ssSkC0)
% 1.08/0.89          | ~ (ssSkC0)
% 1.08/0.89          | ~ (actual_world @ skc2)
% 1.08/0.89          | ~ (patient @ skc2 @ X1 @ X0)
% 1.08/0.89          | ~ (coffee @ skc2 @ X0)
% 1.08/0.89          | ~ (event @ skc2 @ X1)
% 1.08/0.89          | ~ (past @ skc2 @ X1)
% 1.08/0.89          | ~ (nonreflexive @ skc2 @ X1)
% 1.08/0.89          | ~ (drink @ skc2 @ X1)
% 1.08/0.89          | ~ (agent @ skc2 @ X1 @ (skf15 @ X2))
% 1.08/0.89          | ~ (patient @ skc2 @ (skf12 @ X3) @ (skf15 @ X2))
% 1.08/0.89          | ~ (nonreflexive @ skc2 @ (skf12 @ X3))
% 1.08/0.89          | ~ (past @ skc2 @ (skf12 @ X3))
% 1.08/0.89          | ~ (agent @ skc2 @ (skf12 @ X3) @ (skf25 @ skc2))
% 1.08/0.89          | ~ (event @ skc2 @ (skf12 @ X3))
% 1.08/0.89          | ~ (ssSkC0)
% 1.08/0.89          | ~ (customer @ skc2 @ X4)
% 1.08/0.89          | ~ (in @ skc2 @ X4 @ X5)
% 1.08/0.89          | ~ (restaurant @ skc2 @ X5))),
% 1.08/0.89      inference('dp-resolution', [status(thm)],
% 1.08/0.89                [zip_derived_cl27, zip_derived_cl41])).
% 1.08/0.89  thf(zip_derived_cl45, plain,
% 1.08/0.89      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 1.08/0.89         X7 : $i, X8 : $i, X9 : $i]:
% 1.08/0.89         (~ (restaurant @ skc2 @ X8)
% 1.08/0.89          | ~ (in @ skc2 @ X9 @ X8)
% 1.08/0.89          | ~ (customer @ skc2 @ X9)
% 1.08/0.89          | ~ (ssSkC0)
% 1.08/0.89          | ~ (restaurant @ skc2 @ X0)
% 1.08/0.89          | ~ (in @ skc2 @ X1 @ X0)
% 1.08/0.89          | ~ (customer @ skc2 @ X1)
% 1.08/0.89          | ~ (ssSkC0)
% 1.08/0.89          | ~ (event @ skc2 @ (skf12 @ X2))
% 1.08/0.89          | ~ (agent @ skc2 @ (skf12 @ X2) @ (skf25 @ skc2))
% 1.08/0.89          | ~ (past @ skc2 @ (skf12 @ X2))
% 1.08/0.89          | ~ (nonreflexive @ skc2 @ (skf12 @ X2))
% 1.08/0.89          | ~ (patient @ skc2 @ (skf12 @ X2) @ (skf15 @ X3))
% 1.08/0.89          | ~ (agent @ skc2 @ (skf13 @ X4) @ (skf15 @ X3))
% 1.08/0.89          | ~ (nonreflexive @ skc2 @ (skf13 @ X4))
% 1.08/0.89          | ~ (past @ skc2 @ (skf13 @ X4))
% 1.08/0.89          | ~ (event @ skc2 @ (skf13 @ X4))
% 1.08/0.89          | ~ (coffee @ skc2 @ X5)
% 1.08/0.89          | ~ (patient @ skc2 @ (skf13 @ X4) @ X5)
% 1.08/0.89          | ~ (actual_world @ skc2)
% 1.08/0.89          | ~ (ssSkC0)
% 1.08/0.89          | ~ (ssSkC0)
% 1.08/0.89          | ~ (customer @ skc2 @ X6)
% 1.08/0.89          | ~ (in @ skc2 @ X6 @ X7)
% 1.08/0.89          | ~ (restaurant @ skc2 @ X7))),
% 1.08/0.89      inference('dp-resolution', [status(thm)],
% 1.08/0.89                [zip_derived_cl23, zip_derived_cl43])).
% 1.08/0.89  thf(zip_derived_cl47, plain,
% 1.08/0.89      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 1.08/0.89         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i]:
% 1.08/0.89         (~ (restaurant @ skc2 @ X10)
% 1.08/0.89          | ~ (in @ skc2 @ X11 @ X10)
% 1.08/0.89          | ~ (customer @ skc2 @ X11)
% 1.08/0.89          | ~ (ssSkC0)
% 1.08/0.89          | ~ (restaurant @ skc2 @ X0)
% 1.08/0.89          | ~ (in @ skc2 @ X1 @ X0)
% 1.08/0.89          | ~ (customer @ skc2 @ X1)
% 1.08/0.89          | ~ (ssSkC0)
% 1.08/0.89          | ~ (ssSkC0)
% 1.08/0.89          | ~ (actual_world @ skc2)
% 1.08/0.89          | ~ (patient @ skc2 @ (skf13 @ X3) @ (skf14 @ X2))
% 1.08/0.89          | ~ (event @ skc2 @ (skf13 @ X3))
% 1.08/0.89          | ~ (past @ skc2 @ (skf13 @ X3))
% 1.08/0.89          | ~ (nonreflexive @ skc2 @ (skf13 @ X3))
% 1.08/0.89          | ~ (agent @ skc2 @ (skf13 @ X3) @ (skf15 @ X4))
% 1.08/0.89          | ~ (patient @ skc2 @ (skf12 @ X5) @ (skf15 @ X4))
% 1.08/0.89          | ~ (nonreflexive @ skc2 @ (skf12 @ X5))
% 1.08/0.89          | ~ (past @ skc2 @ (skf12 @ X5))
% 1.08/0.89          | ~ (agent @ skc2 @ (skf12 @ X5) @ (skf25 @ skc2))
% 1.08/0.89          | ~ (event @ skc2 @ (skf12 @ X5))
% 1.08/0.89          | ~ (ssSkC0)
% 1.08/0.89          | ~ (customer @ skc2 @ X6)
% 1.08/0.89          | ~ (in @ skc2 @ X6 @ X7)
% 1.08/0.89          | ~ (restaurant @ skc2 @ X7)
% 1.08/0.89          | ~ (ssSkC0)
% 1.08/0.89          | ~ (customer @ skc2 @ X8)
% 1.08/0.89          | ~ (in @ skc2 @ X8 @ X9)
% 1.08/0.89          | ~ (restaurant @ skc2 @ X9))),
% 1.08/0.89      inference('dp-resolution', [status(thm)],
% 1.08/0.89                [zip_derived_cl22, zip_derived_cl45])).
% 1.08/0.89  thf(zip_derived_cl61, plain,
% 1.08/0.89      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 1.08/0.89         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i]:
% 1.08/0.89         (~ (restaurant @ skc2 @ X0)
% 1.08/0.89          | ~ (in @ skc2 @ X1 @ X0)
% 1.08/0.89          | ~ (customer @ skc2 @ X1)
% 1.08/0.89          | ~ (ssSkC0)
% 1.08/0.89          | ~ (restaurant @ skc2 @ X2)
% 1.08/0.89          | ~ (in @ skc2 @ X3 @ X2)
% 1.08/0.89          | ~ (customer @ skc2 @ X3)
% 1.08/0.89          | ~ (ssSkC0)
% 1.08/0.89          | ~ (event @ skc2 @ (skf12 @ X4))
% 1.08/0.89          | ~ (agent @ skc2 @ (skf12 @ X4) @ (skf25 @ skc2))
% 1.08/0.89          | ~ (past @ skc2 @ (skf12 @ X4))
% 1.08/0.89          | ~ (nonreflexive @ skc2 @ (skf12 @ X4))
% 1.08/0.89          | ~ (patient @ skc2 @ (skf12 @ X4) @ (skf15 @ X5))
% 1.08/0.89          | ~ (agent @ skc2 @ (skf13 @ X6) @ (skf15 @ X5))
% 1.08/0.89          | ~ (nonreflexive @ skc2 @ (skf13 @ X6))
% 1.08/0.89          | ~ (past @ skc2 @ (skf13 @ X6))
% 1.08/0.89          | ~ (event @ skc2 @ (skf13 @ X6))
% 1.08/0.89          | ~ (patient @ skc2 @ (skf13 @ X6) @ (skf14 @ X7))
% 1.08/0.89          | ~ (ssSkC0)
% 1.08/0.89          | ~ (ssSkC0)
% 1.08/0.89          | ~ (customer @ skc2 @ X8)
% 1.08/0.89          | ~ (in @ skc2 @ X8 @ X9)
% 1.08/0.89          | ~ (restaurant @ skc2 @ X9)
% 1.08/0.89          | ~ (ssSkC0)
% 1.08/0.89          | ~ (customer @ skc2 @ X10)
% 1.08/0.89          | ~ (in @ skc2 @ X10 @ X11)
% 1.08/0.89          | ~ (restaurant @ skc2 @ X11))),
% 1.08/0.89      inference('dp-resolution', [status(thm)],
% 1.08/0.89                [zip_derived_cl1, zip_derived_cl47])).
% 1.08/0.89  thf(zip_derived_cl162, plain,
% 1.08/0.89      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 1.08/0.89         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i]:
% 1.08/0.89         (~ (restaurant @ skc2 @ X11)
% 1.08/0.89          | ~ (in @ skc2 @ X10 @ X11)
% 1.08/0.89          | ~ (customer @ skc2 @ X10)
% 1.08/0.89          | ~ (restaurant @ skc2 @ X9)
% 1.08/0.89          | ~ (in @ skc2 @ X8 @ X9)
% 1.08/0.89          | ~ (customer @ skc2 @ X8)
% 1.08/0.89          | ~ (patient @ skc2 @ (skf13 @ X6) @ (skf14 @ X7))
% 1.08/0.89          | ~ (event @ skc2 @ (skf13 @ X6))
% 1.08/0.89          | ~ (past @ skc2 @ (skf13 @ X6))
% 1.08/0.89          | ~ (nonreflexive @ skc2 @ (skf13 @ X6))
% 1.08/0.89          | ~ (agent @ skc2 @ (skf13 @ X6) @ (skf15 @ X5))
% 1.08/0.89          | ~ (patient @ skc2 @ (skf12 @ X4) @ (skf15 @ X5))
% 1.08/0.89          | ~ (nonreflexive @ skc2 @ (skf12 @ X4))
% 1.08/0.89          | ~ (past @ skc2 @ (skf12 @ X4))
% 1.08/0.89          | ~ (agent @ skc2 @ (skf12 @ X4) @ (skf25 @ skc2))
% 1.08/0.89          | ~ (event @ skc2 @ (skf12 @ X4))
% 1.08/0.89          | ~ (customer @ skc2 @ X3)
% 1.08/0.89          | ~ (in @ skc2 @ X3 @ X2)
% 1.08/0.89          | ~ (restaurant @ skc2 @ X2)
% 1.08/0.89          | ~ (ssSkC0)
% 1.08/0.89          | ~ (customer @ skc2 @ X1)
% 1.08/0.89          | ~ (in @ skc2 @ X1 @ X0)
% 1.08/0.89          | ~ (restaurant @ skc2 @ X0))),
% 1.08/0.89      inference('simplify', [status(thm)], [zip_derived_cl61])).
% 1.08/0.89  thf(zip_derived_cl163, plain,
% 1.08/0.89      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 1.08/0.89         X7 : $i, X8 : $i, X9 : $i, X10 : $i]:
% 1.08/0.89         (~ (ssSkC0)
% 1.08/0.89          | ~ (restaurant @ skc2 @ X1)
% 1.08/0.89          | ~ (in @ skc2 @ X2 @ X1)
% 1.08/0.89          | ~ (customer @ skc2 @ X2)
% 1.08/0.89          | ~ (ssSkC0)
% 1.08/0.89          | ~ (restaurant @ skc2 @ X3)
% 1.08/0.89          | ~ (in @ skc2 @ X4 @ X3)
% 1.08/0.89          | ~ (customer @ skc2 @ X4)
% 1.08/0.89          | ~ (event @ skc2 @ (skf12 @ X5))
% 1.08/0.89          | ~ (agent @ skc2 @ (skf12 @ X5) @ (skf25 @ skc2))
% 1.08/0.89          | ~ (past @ skc2 @ (skf12 @ X5))
% 1.08/0.89          | ~ (nonreflexive @ skc2 @ (skf12 @ X5))
% 1.08/0.89          | ~ (patient @ skc2 @ (skf12 @ X5) @ (skf15 @ X6))
% 1.08/0.89          | ~ (agent @ skc2 @ (skf13 @ X0) @ (skf15 @ X6))
% 1.08/0.89          | ~ (nonreflexive @ skc2 @ (skf13 @ X0))
% 1.08/0.89          | ~ (past @ skc2 @ (skf13 @ X0))
% 1.08/0.89          | ~ (event @ skc2 @ (skf13 @ X0))
% 1.08/0.89          | ~ (customer @ skc2 @ X7)
% 1.08/0.89          | ~ (in @ skc2 @ X7 @ X8)
% 1.08/0.89          | ~ (restaurant @ skc2 @ X8)
% 1.08/0.89          | ~ (customer @ skc2 @ X9)
% 1.08/0.89          | ~ (in @ skc2 @ X9 @ X10)
% 1.08/0.89          | ~ (restaurant @ skc2 @ X10))),
% 1.08/0.89      inference('sup-', [status(thm)], [zip_derived_cl149, zip_derived_cl162])).
% 1.08/0.89  thf(zip_derived_cl164, plain,
% 1.08/0.89      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 1.08/0.89         X7 : $i, X8 : $i, X9 : $i, X10 : $i]:
% 1.08/0.89         (~ (restaurant @ skc2 @ X10)
% 1.08/0.89          | ~ (in @ skc2 @ X9 @ X10)
% 1.08/0.89          | ~ (customer @ skc2 @ X9)
% 1.08/0.89          | ~ (restaurant @ skc2 @ X8)
% 1.08/0.89          | ~ (in @ skc2 @ X7 @ X8)
% 1.08/0.89          | ~ (customer @ skc2 @ X7)
% 1.08/0.89          | ~ (event @ skc2 @ (skf13 @ X0))
% 1.08/0.89          | ~ (past @ skc2 @ (skf13 @ X0))
% 1.08/0.89          | ~ (nonreflexive @ skc2 @ (skf13 @ X0))
% 1.08/0.89          | ~ (agent @ skc2 @ (skf13 @ X0) @ (skf15 @ X6))
% 1.08/0.89          | ~ (patient @ skc2 @ (skf12 @ X5) @ (skf15 @ X6))
% 1.08/0.89          | ~ (nonreflexive @ skc2 @ (skf12 @ X5))
% 1.08/0.89          | ~ (past @ skc2 @ (skf12 @ X5))
% 1.08/0.89          | ~ (agent @ skc2 @ (skf12 @ X5) @ (skf25 @ skc2))
% 1.08/0.89          | ~ (event @ skc2 @ (skf12 @ X5))
% 1.08/0.89          | ~ (customer @ skc2 @ X4)
% 1.08/0.89          | ~ (in @ skc2 @ X4 @ X3)
% 1.08/0.89          | ~ (restaurant @ skc2 @ X3)
% 1.08/0.89          | ~ (customer @ skc2 @ X2)
% 1.08/0.89          | ~ (in @ skc2 @ X2 @ X1)
% 1.08/0.89          | ~ (restaurant @ skc2 @ X1)
% 1.08/0.89          | ~ (ssSkC0))),
% 1.08/0.89      inference('simplify', [status(thm)], [zip_derived_cl163])).
% 1.08/0.89  thf(zip_derived_cl165, plain,
% 1.08/0.89      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 1.08/0.89         X7 : $i, X8 : $i, X9 : $i]:
% 1.08/0.89         (~ (ssSkC0)
% 1.08/0.89          | ~ (ssSkC0)
% 1.08/0.89          | ~ (restaurant @ skc2 @ X1)
% 1.08/0.89          | ~ (in @ skc2 @ X2 @ X1)
% 1.08/0.89          | ~ (customer @ skc2 @ X2)
% 1.08/0.89          | ~ (restaurant @ skc2 @ X3)
% 1.08/0.89          | ~ (in @ skc2 @ X4 @ X3)
% 1.08/0.89          | ~ (customer @ skc2 @ X4)
% 1.08/0.89          | ~ (event @ skc2 @ (skf12 @ X5))
% 1.08/0.89          | ~ (agent @ skc2 @ (skf12 @ X5) @ (skf25 @ skc2))
% 1.08/0.89          | ~ (past @ skc2 @ (skf12 @ X5))
% 1.08/0.89          | ~ (nonreflexive @ skc2 @ (skf12 @ X5))
% 1.08/0.89          | ~ (patient @ skc2 @ (skf12 @ X5) @ (skf15 @ X0))
% 1.08/0.89          | ~ (nonreflexive @ skc2 @ (skf13 @ X0))
% 1.08/0.89          | ~ (past @ skc2 @ (skf13 @ X0))
% 1.08/0.89          | ~ (event @ skc2 @ (skf13 @ X0))
% 1.08/0.89          | ~ (customer @ skc2 @ X6)
% 1.08/0.89          | ~ (in @ skc2 @ X6 @ X7)
% 1.08/0.89          | ~ (restaurant @ skc2 @ X7)
% 1.08/0.89          | ~ (customer @ skc2 @ X8)
% 1.08/0.89          | ~ (in @ skc2 @ X8 @ X9)
% 1.08/0.89          | ~ (restaurant @ skc2 @ X9))),
% 1.08/0.89      inference('sup-', [status(thm)], [zip_derived_cl145, zip_derived_cl164])).
% 1.08/0.89  thf(zip_derived_cl166, plain,
% 1.08/0.89      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 1.08/0.89         X7 : $i, X8 : $i, X9 : $i]:
% 1.08/0.89         (~ (restaurant @ skc2 @ X9)
% 1.08/0.89          | ~ (in @ skc2 @ X8 @ X9)
% 1.08/0.89          | ~ (customer @ skc2 @ X8)
% 1.08/0.89          | ~ (restaurant @ skc2 @ X7)
% 1.08/0.89          | ~ (in @ skc2 @ X6 @ X7)
% 1.08/0.89          | ~ (customer @ skc2 @ X6)
% 1.08/0.89          | ~ (event @ skc2 @ (skf13 @ X0))
% 1.08/0.89          | ~ (past @ skc2 @ (skf13 @ X0))
% 1.08/0.89          | ~ (nonreflexive @ skc2 @ (skf13 @ X0))
% 1.08/0.89          | ~ (patient @ skc2 @ (skf12 @ X5) @ (skf15 @ X0))
% 1.08/0.89          | ~ (nonreflexive @ skc2 @ (skf12 @ X5))
% 1.08/0.89          | ~ (past @ skc2 @ (skf12 @ X5))
% 1.08/0.89          | ~ (agent @ skc2 @ (skf12 @ X5) @ (skf25 @ skc2))
% 1.08/0.89          | ~ (event @ skc2 @ (skf12 @ X5))
% 1.08/0.89          | ~ (customer @ skc2 @ X4)
% 1.08/0.89          | ~ (in @ skc2 @ X4 @ X3)
% 1.08/0.89          | ~ (restaurant @ skc2 @ X3)
% 1.08/0.89          | ~ (customer @ skc2 @ X2)
% 1.08/0.89          | ~ (in @ skc2 @ X2 @ X1)
% 1.08/0.89          | ~ (restaurant @ skc2 @ X1)
% 1.08/0.89          | ~ (ssSkC0))),
% 1.08/0.89      inference('simplify', [status(thm)], [zip_derived_cl165])).
% 1.08/0.89  thf(zip_derived_cl167, plain,
% 1.08/0.89      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 1.08/0.89         X7 : $i, X8 : $i]:
% 1.08/0.89         (~ (ssSkC0)
% 1.08/0.89          | ~ (ssSkC0)
% 1.08/0.89          | ~ (restaurant @ skc2 @ X1)
% 1.08/0.89          | ~ (in @ skc2 @ X2 @ X1)
% 1.08/0.89          | ~ (customer @ skc2 @ X2)
% 1.08/0.89          | ~ (restaurant @ skc2 @ X3)
% 1.08/0.89          | ~ (in @ skc2 @ X4 @ X3)
% 1.08/0.89          | ~ (customer @ skc2 @ X4)
% 1.08/0.89          | ~ (event @ skc2 @ (skf12 @ X0))
% 1.08/0.89          | ~ (agent @ skc2 @ (skf12 @ X0) @ (skf25 @ skc2))
% 1.08/0.89          | ~ (past @ skc2 @ (skf12 @ X0))
% 1.08/0.89          | ~ (nonreflexive @ skc2 @ (skf12 @ X0))
% 1.08/0.89          | ~ (nonreflexive @ skc2 @ (skf13 @ X0))
% 1.08/0.89          | ~ (past @ skc2 @ (skf13 @ X0))
% 1.08/0.89          | ~ (event @ skc2 @ (skf13 @ X0))
% 1.08/0.89          | ~ (customer @ skc2 @ X5)
% 1.08/0.89          | ~ (in @ skc2 @ X5 @ X6)
% 1.08/0.89          | ~ (restaurant @ skc2 @ X6)
% 1.08/0.89          | ~ (customer @ skc2 @ X7)
% 1.08/0.89          | ~ (in @ skc2 @ X7 @ X8)
% 1.08/0.89          | ~ (restaurant @ skc2 @ X8))),
% 1.08/0.89      inference('sup-', [status(thm)], [zip_derived_cl147, zip_derived_cl166])).
% 1.08/0.89  thf(zip_derived_cl168, plain,
% 1.08/0.89      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 1.08/0.89         X7 : $i, X8 : $i]:
% 1.08/0.89         (~ (restaurant @ skc2 @ X8)
% 1.08/0.89          | ~ (in @ skc2 @ X7 @ X8)
% 1.08/0.89          | ~ (customer @ skc2 @ X7)
% 1.08/0.89          | ~ (restaurant @ skc2 @ X6)
% 1.08/0.89          | ~ (in @ skc2 @ X5 @ X6)
% 1.08/0.89          | ~ (customer @ skc2 @ X5)
% 1.08/0.89          | ~ (event @ skc2 @ (skf13 @ X0))
% 1.08/0.89          | ~ (past @ skc2 @ (skf13 @ X0))
% 1.08/0.89          | ~ (nonreflexive @ skc2 @ (skf13 @ X0))
% 1.08/0.89          | ~ (nonreflexive @ skc2 @ (skf12 @ X0))
% 1.08/0.89          | ~ (past @ skc2 @ (skf12 @ X0))
% 1.08/0.89          | ~ (agent @ skc2 @ (skf12 @ X0) @ (skf25 @ skc2))
% 1.08/0.89          | ~ (event @ skc2 @ (skf12 @ X0))
% 1.08/0.89          | ~ (customer @ skc2 @ X4)
% 1.08/0.89          | ~ (in @ skc2 @ X4 @ X3)
% 1.08/0.89          | ~ (restaurant @ skc2 @ X3)
% 1.08/0.89          | ~ (customer @ skc2 @ X2)
% 1.08/0.89          | ~ (in @ skc2 @ X2 @ X1)
% 1.08/0.89          | ~ (restaurant @ skc2 @ X1)
% 1.08/0.89          | ~ (ssSkC0))),
% 1.08/0.89      inference('simplify', [status(thm)], [zip_derived_cl167])).
% 1.08/0.89  thf(zip_derived_cl169, plain,
% 1.08/0.89      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, X7 : $i]:
% 1.08/0.89         (~ (ssSkC0)
% 1.08/0.89          | ~ (ssSkC0)
% 1.08/0.89          | ~ (restaurant @ skc2 @ X0)
% 1.08/0.89          | ~ (in @ skc2 @ X1 @ X0)
% 1.08/0.89          | ~ (customer @ skc2 @ X1)
% 1.08/0.89          | ~ (restaurant @ skc2 @ X2)
% 1.08/0.89          | ~ (in @ skc2 @ X3 @ X2)
% 1.08/0.89          | ~ (customer @ skc2 @ X3)
% 1.08/0.89          | ~ (event @ skc2 @ (skf12 @ (skf25 @ skc2)))
% 1.08/0.89          | ~ (past @ skc2 @ (skf12 @ (skf25 @ skc2)))
% 1.08/0.89          | ~ (nonreflexive @ skc2 @ (skf12 @ (skf25 @ skc2)))
% 1.08/0.89          | ~ (nonreflexive @ skc2 @ (skf13 @ (skf25 @ skc2)))
% 1.08/0.89          | ~ (past @ skc2 @ (skf13 @ (skf25 @ skc2)))
% 1.08/0.89          | ~ (event @ skc2 @ (skf13 @ (skf25 @ skc2)))
% 1.08/0.89          | ~ (customer @ skc2 @ X4)
% 1.08/0.89          | ~ (in @ skc2 @ X4 @ X5)
% 1.08/0.89          | ~ (restaurant @ skc2 @ X5)
% 1.08/0.89          | ~ (customer @ skc2 @ X6)
% 1.08/0.89          | ~ (in @ skc2 @ X6 @ X7)
% 1.08/0.89          | ~ (restaurant @ skc2 @ X7))),
% 1.08/0.89      inference('sup-', [status(thm)], [zip_derived_cl120, zip_derived_cl168])).
% 1.08/0.89  thf(zip_derived_cl170, plain,
% 1.08/0.89      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, X7 : $i]:
% 1.08/0.89         (~ (restaurant @ skc2 @ X7)
% 1.08/0.89          | ~ (in @ skc2 @ X6 @ X7)
% 1.08/0.89          | ~ (customer @ skc2 @ X6)
% 1.08/0.89          | ~ (restaurant @ skc2 @ X5)
% 1.08/0.89          | ~ (in @ skc2 @ X4 @ X5)
% 1.08/0.89          | ~ (customer @ skc2 @ X4)
% 1.08/0.89          | ~ (event @ skc2 @ (skf13 @ (skf25 @ skc2)))
% 1.08/0.89          | ~ (past @ skc2 @ (skf13 @ (skf25 @ skc2)))
% 1.08/0.89          | ~ (nonreflexive @ skc2 @ (skf13 @ (skf25 @ skc2)))
% 1.08/0.89          | ~ (nonreflexive @ skc2 @ (skf12 @ (skf25 @ skc2)))
% 1.08/0.89          | ~ (past @ skc2 @ (skf12 @ (skf25 @ skc2)))
% 1.08/0.89          | ~ (event @ skc2 @ (skf12 @ (skf25 @ skc2)))
% 1.08/0.89          | ~ (customer @ skc2 @ X3)
% 1.08/0.89          | ~ (in @ skc2 @ X3 @ X2)
% 1.08/0.89          | ~ (restaurant @ skc2 @ X2)
% 1.08/0.89          | ~ (customer @ skc2 @ X1)
% 1.08/0.89          | ~ (in @ skc2 @ X1 @ X0)
% 1.08/0.89          | ~ (restaurant @ skc2 @ X0)
% 1.08/0.89          | ~ (ssSkC0))),
% 1.08/0.89      inference('simplify', [status(thm)], [zip_derived_cl169])).
% 1.08/0.89  thf(zip_derived_cl173, plain,
% 1.08/0.89      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 1.08/0.89         (~ (ssSkC0)
% 1.08/0.89          | ~ (restaurant @ skc2 @ X2)
% 1.08/0.89          | ~ (in @ skc2 @ X3 @ X2)
% 1.08/0.89          | ~ (customer @ skc2 @ X3)
% 1.08/0.89          | ~ (restaurant @ skc2 @ X4)
% 1.08/0.89          | ~ (in @ skc2 @ X5 @ X4)
% 1.08/0.89          | ~ (customer @ skc2 @ X5)
% 1.08/0.89          | ~ (event @ skc2 @ (skf12 @ (skf25 @ skc2)))
% 1.08/0.89          | ~ (past @ skc2 @ (skf12 @ (skf25 @ skc2)))
% 1.08/0.89          | ~ (nonreflexive @ skc2 @ (skf12 @ (skf25 @ skc2)))
% 1.08/0.89          | ~ (nonreflexive @ skc2 @ (skf13 @ (skf25 @ skc2)))
% 1.08/0.89          | ~ (past @ skc2 @ (skf13 @ (skf25 @ skc2)))
% 1.08/0.89          | ~ (event @ skc2 @ (skf13 @ (skf25 @ skc2)))
% 1.08/0.89          | ~ (customer @ skc2 @ X1)
% 1.08/0.89          | ~ (in @ skc2 @ X1 @ X0)
% 1.08/0.89          | ~ (restaurant @ skc2 @ X0)
% 1.08/0.89          | ~ (customer @ skc2 @ X1)
% 1.08/0.89          | ~ (restaurant @ skc2 @ X0))),
% 1.08/0.89      inference('eq_fact', [status(thm)], [zip_derived_cl170])).
% 1.08/0.89  thf(zip_derived_cl176, plain,
% 1.08/0.89      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 1.08/0.89         (~ (restaurant @ skc2 @ X0)
% 1.08/0.89          | ~ (in @ skc2 @ X1 @ X0)
% 1.08/0.89          | ~ (customer @ skc2 @ X1)
% 1.08/0.89          | ~ (event @ skc2 @ (skf13 @ (skf25 @ skc2)))
% 1.08/0.89          | ~ (past @ skc2 @ (skf13 @ (skf25 @ skc2)))
% 1.08/0.89          | ~ (nonreflexive @ skc2 @ (skf13 @ (skf25 @ skc2)))
% 1.08/0.89          | ~ (nonreflexive @ skc2 @ (skf12 @ (skf25 @ skc2)))
% 1.08/0.89          | ~ (past @ skc2 @ (skf12 @ (skf25 @ skc2)))
% 1.08/0.89          | ~ (event @ skc2 @ (skf12 @ (skf25 @ skc2)))
% 1.08/0.89          | ~ (customer @ skc2 @ X5)
% 1.08/0.89          | ~ (in @ skc2 @ X5 @ X4)
% 1.08/0.89          | ~ (restaurant @ skc2 @ X4)
% 1.08/0.89          | ~ (customer @ skc2 @ X3)
% 1.08/0.89          | ~ (in @ skc2 @ X3 @ X2)
% 1.08/0.89          | ~ (restaurant @ skc2 @ X2)
% 1.08/0.89          | ~ (ssSkC0))),
% 1.08/0.89      inference('simplify', [status(thm)], [zip_derived_cl173])).
% 1.08/0.89  thf(zip_derived_cl182, plain,
% 1.08/0.89      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 1.08/0.89         (~ (ssSkC0)
% 1.08/0.89          | ~ (restaurant @ skc2 @ X2)
% 1.08/0.89          | ~ (in @ skc2 @ X3 @ X2)
% 1.08/0.89          | ~ (customer @ skc2 @ X3)
% 1.08/0.89          | ~ (restaurant @ skc2 @ X0)
% 1.08/0.89          | ~ (in @ skc2 @ X1 @ X0)
% 1.08/0.89          | ~ (customer @ skc2 @ X1)
% 1.08/0.89          | ~ (event @ skc2 @ (skf12 @ (skf25 @ skc2)))
% 1.08/0.89          | ~ (past @ skc2 @ (skf12 @ (skf25 @ skc2)))
% 1.08/0.89          | ~ (nonreflexive @ skc2 @ (skf12 @ (skf25 @ skc2)))
% 1.08/0.89          | ~ (nonreflexive @ skc2 @ (skf13 @ (skf25 @ skc2)))
% 1.08/0.89          | ~ (past @ skc2 @ (skf13 @ (skf25 @ skc2)))
% 1.08/0.89          | ~ (event @ skc2 @ (skf13 @ (skf25 @ skc2)))
% 1.08/0.89          | ~ (customer @ skc2 @ X1)
% 1.08/0.89          | ~ (restaurant @ skc2 @ X0))),
% 1.08/0.89      inference('eq_fact', [status(thm)], [zip_derived_cl176])).
% 1.08/0.89  thf(zip_derived_cl184, plain,
% 1.08/0.89      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 1.08/0.89         (~ (event @ skc2 @ (skf13 @ (skf25 @ skc2)))
% 1.08/0.89          | ~ (past @ skc2 @ (skf13 @ (skf25 @ skc2)))
% 1.08/0.89          | ~ (nonreflexive @ skc2 @ (skf13 @ (skf25 @ skc2)))
% 1.08/0.89          | ~ (nonreflexive @ skc2 @ (skf12 @ (skf25 @ skc2)))
% 1.08/0.89          | ~ (past @ skc2 @ (skf12 @ (skf25 @ skc2)))
% 1.08/0.89          | ~ (event @ skc2 @ (skf12 @ (skf25 @ skc2)))
% 1.08/0.89          | ~ (customer @ skc2 @ X1)
% 1.08/0.89          | ~ (in @ skc2 @ X1 @ X0)
% 1.08/0.89          | ~ (restaurant @ skc2 @ X0)
% 1.08/0.89          | ~ (customer @ skc2 @ X3)
% 1.08/0.89          | ~ (in @ skc2 @ X3 @ X2)
% 1.08/0.89          | ~ (restaurant @ skc2 @ X2)
% 1.08/0.89          | ~ (ssSkC0))),
% 1.08/0.89      inference('simplify', [status(thm)], [zip_derived_cl182])).
% 1.08/0.89  thf(zip_derived_cl189, plain,
% 1.08/0.89      (![X0 : $i, X1 : $i]:
% 1.08/0.89         (~ (ssSkC0)
% 1.08/0.89          | ~ (restaurant @ skc2 @ X0)
% 1.08/0.89          | ~ (in @ skc2 @ X1 @ X0)
% 1.08/0.89          | ~ (customer @ skc2 @ X1)
% 1.08/0.89          | ~ (restaurant @ skc2 @ X0)
% 1.08/0.89          | ~ (customer @ skc2 @ X1)
% 1.08/0.89          | ~ (event @ skc2 @ (skf12 @ (skf25 @ skc2)))
% 1.08/0.89          | ~ (past @ skc2 @ (skf12 @ (skf25 @ skc2)))
% 1.08/0.89          | ~ (nonreflexive @ skc2 @ (skf12 @ (skf25 @ skc2)))
% 1.08/0.89          | ~ (nonreflexive @ skc2 @ (skf13 @ (skf25 @ skc2)))
% 1.08/0.89          | ~ (past @ skc2 @ (skf13 @ (skf25 @ skc2)))
% 1.08/0.89          | ~ (event @ skc2 @ (skf13 @ (skf25 @ skc2))))),
% 1.08/0.89      inference('eq_fact', [status(thm)], [zip_derived_cl184])).
% 1.08/0.89  thf(zip_derived_cl190, plain,
% 1.08/0.89      (![X0 : $i, X1 : $i]:
% 1.08/0.89         (~ (event @ skc2 @ (skf13 @ (skf25 @ skc2)))
% 1.08/0.89          | ~ (past @ skc2 @ (skf13 @ (skf25 @ skc2)))
% 1.08/0.89          | ~ (nonreflexive @ skc2 @ (skf13 @ (skf25 @ skc2)))
% 1.08/0.89          | ~ (nonreflexive @ skc2 @ (skf12 @ (skf25 @ skc2)))
% 1.08/0.89          | ~ (past @ skc2 @ (skf12 @ (skf25 @ skc2)))
% 1.08/0.89          | ~ (event @ skc2 @ (skf12 @ (skf25 @ skc2)))
% 1.08/0.89          | ~ (customer @ skc2 @ X1)
% 1.08/0.89          | ~ (in @ skc2 @ X1 @ X0)
% 1.08/0.89          | ~ (restaurant @ skc2 @ X0)
% 1.08/0.89          | ~ (ssSkC0))),
% 1.08/0.89      inference('simplify', [status(thm)], [zip_derived_cl189])).
% 1.08/0.89  thf(zip_derived_cl195, plain,
% 1.08/0.89      ((~ (ssSkC0)
% 1.08/0.89        | ~ (ssSkC0)
% 1.08/0.89        | ~ (restaurant @ skc2 @ (skf20 @ skc2))
% 1.08/0.89        | ~ (customer @ skc2 @ (skf25 @ skc2))
% 1.08/0.89        | ~ (event @ skc2 @ (skf12 @ (skf25 @ skc2)))
% 1.08/0.89        | ~ (past @ skc2 @ (skf12 @ (skf25 @ skc2)))
% 1.08/0.89        | ~ (nonreflexive @ skc2 @ (skf12 @ (skf25 @ skc2)))
% 1.08/0.89        | ~ (nonreflexive @ skc2 @ (skf13 @ (skf25 @ skc2)))
% 1.08/0.89        | ~ (past @ skc2 @ (skf13 @ (skf25 @ skc2)))
% 1.08/0.89        | ~ (event @ skc2 @ (skf13 @ (skf25 @ skc2))))),
% 1.08/0.89      inference('sup-', [status(thm)], [zip_derived_cl60, zip_derived_cl190])).
% 1.08/0.89  thf(zip_derived_cl196, plain,
% 1.08/0.89      ((~ (event @ skc2 @ (skf13 @ (skf25 @ skc2)))
% 1.08/0.89        | ~ (past @ skc2 @ (skf13 @ (skf25 @ skc2)))
% 1.08/0.89        | ~ (nonreflexive @ skc2 @ (skf13 @ (skf25 @ skc2)))
% 1.08/0.89        | ~ (nonreflexive @ skc2 @ (skf12 @ (skf25 @ skc2)))
% 1.08/0.89        | ~ (past @ skc2 @ (skf12 @ (skf25 @ skc2)))
% 1.08/0.89        | ~ (event @ skc2 @ (skf12 @ (skf25 @ skc2)))
% 1.08/0.89        | ~ (customer @ skc2 @ (skf25 @ skc2))
% 1.08/0.89        | ~ (restaurant @ skc2 @ (skf20 @ skc2))
% 1.08/0.89        | ~ (ssSkC0))),
% 1.08/0.89      inference('simplify', [status(thm)], [zip_derived_cl195])).
% 1.08/0.89  thf(zip_derived_cl204, plain,
% 1.08/0.89      ((~ (ssSkC0)
% 1.08/0.89        | ~ (ssSkC0)
% 1.08/0.89        | ~ (restaurant @ skc2 @ (skf20 @ skc2))
% 1.08/0.89        | ~ (customer @ skc2 @ (skf25 @ skc2))
% 1.08/0.89        | ~ (event @ skc2 @ (skf12 @ (skf25 @ skc2)))
% 1.08/0.89        | ~ (past @ skc2 @ (skf12 @ (skf25 @ skc2)))
% 1.08/0.89        | ~ (nonreflexive @ skc2 @ (skf12 @ (skf25 @ skc2)))
% 1.08/0.89        | ~ (past @ skc2 @ (skf13 @ (skf25 @ skc2)))
% 1.08/0.89        | ~ (event @ skc2 @ (skf13 @ (skf25 @ skc2))))),
% 1.08/0.89      inference('sup-', [status(thm)], [zip_derived_cl95, zip_derived_cl196])).
% 1.08/0.89  thf(zip_derived_cl205, plain,
% 1.08/0.89      ((~ (event @ skc2 @ (skf13 @ (skf25 @ skc2)))
% 1.08/0.89        | ~ (past @ skc2 @ (skf13 @ (skf25 @ skc2)))
% 1.08/0.89        | ~ (nonreflexive @ skc2 @ (skf12 @ (skf25 @ skc2)))
% 1.08/0.89        | ~ (past @ skc2 @ (skf12 @ (skf25 @ skc2)))
% 1.08/0.89        | ~ (event @ skc2 @ (skf12 @ (skf25 @ skc2)))
% 1.08/0.89        | ~ (customer @ skc2 @ (skf25 @ skc2))
% 1.08/0.89        | ~ (restaurant @ skc2 @ (skf20 @ skc2))
% 1.08/0.89        | ~ (ssSkC0))),
% 1.08/0.89      inference('simplify', [status(thm)], [zip_derived_cl204])).
% 1.08/0.89  thf(zip_derived_cl60, plain,
% 1.08/0.89      ((~ (ssSkC0) |  (in @ skc2 @ (skf25 @ skc2) @ (skf20 @ skc2)))),
% 1.08/0.89      inference('dp-resolution', [status(thm)],
% 1.08/0.89                [zip_derived_cl1, zip_derived_cl7])).
% 1.08/0.89  thf(clause27, conjecture,
% 1.08/0.89    (~( ( event @ skc2 @ ( skf13 @ W ) ) | ( ~( ssSkC0 ) ) | 
% 1.08/0.89        ( ~( customer @ skc2 @ V ) ) | ( ~( in @ skc2 @ V @ U ) ) | 
% 1.08/0.89        ( ~( restaurant @ skc2 @ U ) ) ))).
% 1.08/0.89  thf(zf_stmt_16, negated_conjecture,
% 1.08/0.89    (( event @ skc2 @ ( skf13 @ W ) ) | ( ~( ssSkC0 ) ) | 
% 1.08/0.89     ( ~( customer @ skc2 @ V ) ) | ( ~( in @ skc2 @ V @ U ) ) | 
% 1.08/0.89     ( ~( restaurant @ skc2 @ U ) )),
% 1.08/0.89    inference('cnf.neg', [status(esa)], [clause27])).
% 1.08/0.89  thf(zip_derived_cl26, plain,
% 1.08/0.89      (![X0 : $i, X1 : $i, X2 : $i]:
% 1.08/0.89         ( (event @ skc2 @ (skf13 @ X0))
% 1.08/0.89          | ~ (ssSkC0)
% 1.08/0.89          | ~ (customer @ skc2 @ X1)
% 1.08/0.89          | ~ (in @ skc2 @ X1 @ X2)
% 1.08/0.89          | ~ (restaurant @ skc2 @ X2))),
% 1.08/0.89      inference('cnf', [status(esa)], [zf_stmt_16])).
% 1.08/0.89  thf(zip_derived_cl88, plain,
% 1.08/0.89      (![X0 : $i]:
% 1.08/0.89         (~ (ssSkC0)
% 1.08/0.89          | ~ (restaurant @ skc2 @ (skf20 @ skc2))
% 1.08/0.89          | ~ (customer @ skc2 @ (skf25 @ skc2))
% 1.08/0.89          | ~ (ssSkC0)
% 1.08/0.89          |  (event @ skc2 @ (skf13 @ X0)))),
% 1.08/0.89      inference('sup-', [status(thm)], [zip_derived_cl60, zip_derived_cl26])).
% 1.08/0.89  thf(zip_derived_cl89, plain,
% 1.08/0.89      (![X0 : $i]:
% 1.08/0.89         ( (event @ skc2 @ (skf13 @ X0))
% 1.08/0.89          | ~ (customer @ skc2 @ (skf25 @ skc2))
% 1.08/0.89          | ~ (restaurant @ skc2 @ (skf20 @ skc2))
% 1.08/0.89          | ~ (ssSkC0))),
% 1.08/0.89      inference('simplify', [status(thm)], [zip_derived_cl88])).
% 1.08/0.89  thf(zip_derived_cl57, plain,
% 1.08/0.89      ((~ (ssSkC0) |  (customer @ skc2 @ (skf25 @ skc2)))),
% 1.08/0.89      inference('dp-resolution', [status(thm)],
% 1.08/0.89                [zip_derived_cl1, zip_derived_cl4])).
% 1.08/0.89  thf(zip_derived_cl98, plain,
% 1.08/0.89      (![X0 : $i]:
% 1.08/0.89         (~ (ssSkC0)
% 1.08/0.89          | ~ (restaurant @ skc2 @ (skf20 @ skc2))
% 1.08/0.89          |  (event @ skc2 @ (skf13 @ X0)))),
% 1.08/0.89      inference('clc', [status(thm)], [zip_derived_cl89, zip_derived_cl57])).
% 1.08/0.89  thf(zip_derived_cl58, plain,
% 1.08/0.89      ((~ (ssSkC0) |  (restaurant @ skc2 @ (skf20 @ skc2)))),
% 1.08/0.89      inference('dp-resolution', [status(thm)],
% 1.08/0.89                [zip_derived_cl1, zip_derived_cl5])).
% 1.08/0.89  thf(zip_derived_cl99, plain,
% 1.08/0.89      (![X0 : $i]: ( (event @ skc2 @ (skf13 @ X0)) | ~ (ssSkC0))),
% 1.08/0.89      inference('clc', [status(thm)], [zip_derived_cl98, zip_derived_cl58])).
% 1.08/0.89  thf(zip_derived_cl207, plain,
% 1.08/0.89      ((~ (ssSkC0)
% 1.08/0.89        | ~ (restaurant @ skc2 @ (skf20 @ skc2))
% 1.08/0.89        | ~ (customer @ skc2 @ (skf25 @ skc2))
% 1.08/0.89        | ~ (event @ skc2 @ (skf12 @ (skf25 @ skc2)))
% 1.08/0.89        | ~ (past @ skc2 @ (skf12 @ (skf25 @ skc2)))
% 1.08/0.89        | ~ (nonreflexive @ skc2 @ (skf12 @ (skf25 @ skc2)))
% 1.08/0.89        | ~ (past @ skc2 @ (skf13 @ (skf25 @ skc2))))),
% 1.08/0.89      inference('clc', [status(thm)], [zip_derived_cl205, zip_derived_cl99])).
% 1.08/0.89  thf(zip_derived_cl58, plain,
% 1.08/0.89      ((~ (ssSkC0) |  (restaurant @ skc2 @ (skf20 @ skc2)))),
% 1.08/0.89      inference('dp-resolution', [status(thm)],
% 1.08/0.89                [zip_derived_cl1, zip_derived_cl5])).
% 1.08/0.89  thf(zip_derived_cl208, plain,
% 1.08/0.89      ((~ (past @ skc2 @ (skf13 @ (skf25 @ skc2)))
% 1.08/0.89        | ~ (nonreflexive @ skc2 @ (skf12 @ (skf25 @ skc2)))
% 1.08/0.89        | ~ (past @ skc2 @ (skf12 @ (skf25 @ skc2)))
% 1.08/0.89        | ~ (event @ skc2 @ (skf12 @ (skf25 @ skc2)))
% 1.08/0.89        | ~ (customer @ skc2 @ (skf25 @ skc2))
% 1.08/0.89        | ~ (ssSkC0))),
% 1.08/0.89      inference('clc', [status(thm)], [zip_derived_cl207, zip_derived_cl58])).
% 1.08/0.89  thf(zip_derived_cl60, plain,
% 1.08/0.89      ((~ (ssSkC0) |  (in @ skc2 @ (skf25 @ skc2) @ (skf20 @ skc2)))),
% 1.08/0.89      inference('dp-resolution', [status(thm)],
% 1.08/0.89                [zip_derived_cl1, zip_derived_cl7])).
% 1.08/0.89  thf(clause26, conjecture,
% 1.08/0.89    (~( ( past @ skc2 @ ( skf13 @ W ) ) | ( ~( ssSkC0 ) ) | 
% 1.08/0.89        ( ~( customer @ skc2 @ V ) ) | ( ~( in @ skc2 @ V @ U ) ) | 
% 1.08/0.89        ( ~( restaurant @ skc2 @ U ) ) ))).
% 1.08/0.89  thf(zf_stmt_17, negated_conjecture,
% 1.08/0.89    (( past @ skc2 @ ( skf13 @ W ) ) | ( ~( ssSkC0 ) ) | 
% 1.08/0.89     ( ~( customer @ skc2 @ V ) ) | ( ~( in @ skc2 @ V @ U ) ) | 
% 1.08/0.89     ( ~( restaurant @ skc2 @ U ) )),
% 1.08/0.89    inference('cnf.neg', [status(esa)], [clause26])).
% 1.08/0.89  thf(zip_derived_cl25, plain,
% 1.08/0.89      (![X0 : $i, X1 : $i, X2 : $i]:
% 1.08/0.89         ( (past @ skc2 @ (skf13 @ X0))
% 1.08/0.89          | ~ (ssSkC0)
% 1.08/0.89          | ~ (customer @ skc2 @ X1)
% 1.08/0.89          | ~ (in @ skc2 @ X1 @ X2)
% 1.08/0.89          | ~ (restaurant @ skc2 @ X2))),
% 1.08/0.89      inference('cnf', [status(esa)], [zf_stmt_17])).
% 1.08/0.89  thf(zip_derived_cl85, plain,
% 1.08/0.89      (![X0 : $i]:
% 1.08/0.89         (~ (ssSkC0)
% 1.08/0.89          | ~ (restaurant @ skc2 @ (skf20 @ skc2))
% 1.08/0.89          | ~ (customer @ skc2 @ (skf25 @ skc2))
% 1.08/0.89          | ~ (ssSkC0)
% 1.08/0.89          |  (past @ skc2 @ (skf13 @ X0)))),
% 1.08/0.89      inference('sup-', [status(thm)], [zip_derived_cl60, zip_derived_cl25])).
% 1.08/0.89  thf(zip_derived_cl86, plain,
% 1.08/0.89      (![X0 : $i]:
% 1.08/0.89         ( (past @ skc2 @ (skf13 @ X0))
% 1.08/0.89          | ~ (customer @ skc2 @ (skf25 @ skc2))
% 1.08/0.89          | ~ (restaurant @ skc2 @ (skf20 @ skc2))
% 1.08/0.89          | ~ (ssSkC0))),
% 1.08/0.89      inference('simplify', [status(thm)], [zip_derived_cl85])).
% 1.08/0.89  thf(zip_derived_cl57, plain,
% 1.08/0.89      ((~ (ssSkC0) |  (customer @ skc2 @ (skf25 @ skc2)))),
% 1.08/0.89      inference('dp-resolution', [status(thm)],
% 1.08/0.89                [zip_derived_cl1, zip_derived_cl4])).
% 1.08/0.89  thf(zip_derived_cl96, plain,
% 1.08/0.89      (![X0 : $i]:
% 1.08/0.89         (~ (ssSkC0)
% 1.08/0.89          | ~ (restaurant @ skc2 @ (skf20 @ skc2))
% 1.08/0.89          |  (past @ skc2 @ (skf13 @ X0)))),
% 1.08/0.89      inference('clc', [status(thm)], [zip_derived_cl86, zip_derived_cl57])).
% 1.08/0.89  thf(zip_derived_cl58, plain,
% 1.08/0.89      ((~ (ssSkC0) |  (restaurant @ skc2 @ (skf20 @ skc2)))),
% 1.08/0.89      inference('dp-resolution', [status(thm)],
% 1.08/0.89                [zip_derived_cl1, zip_derived_cl5])).
% 1.08/0.89  thf(zip_derived_cl97, plain,
% 1.08/0.89      (![X0 : $i]: ( (past @ skc2 @ (skf13 @ X0)) | ~ (ssSkC0))),
% 1.08/0.89      inference('clc', [status(thm)], [zip_derived_cl96, zip_derived_cl58])).
% 1.08/0.89  thf(zip_derived_cl209, plain,
% 1.08/0.89      ((~ (ssSkC0)
% 1.08/0.89        | ~ (customer @ skc2 @ (skf25 @ skc2))
% 1.08/0.89        | ~ (event @ skc2 @ (skf12 @ (skf25 @ skc2)))
% 1.08/0.89        | ~ (past @ skc2 @ (skf12 @ (skf25 @ skc2)))
% 1.08/0.89        | ~ (nonreflexive @ skc2 @ (skf12 @ (skf25 @ skc2))))),
% 1.08/0.89      inference('clc', [status(thm)], [zip_derived_cl208, zip_derived_cl97])).
% 1.08/0.89  thf(zip_derived_cl57, plain,
% 1.08/0.89      ((~ (ssSkC0) |  (customer @ skc2 @ (skf25 @ skc2)))),
% 1.08/0.89      inference('dp-resolution', [status(thm)],
% 1.08/0.89                [zip_derived_cl1, zip_derived_cl4])).
% 1.08/0.89  thf(zip_derived_cl210, plain,
% 1.08/0.89      ((~ (nonreflexive @ skc2 @ (skf12 @ (skf25 @ skc2)))
% 1.08/0.89        | ~ (past @ skc2 @ (skf12 @ (skf25 @ skc2)))
% 1.08/0.89        | ~ (event @ skc2 @ (skf12 @ (skf25 @ skc2)))
% 1.08/0.89        | ~ (ssSkC0))),
% 1.08/0.89      inference('clc', [status(thm)], [zip_derived_cl209, zip_derived_cl57])).
% 1.08/0.89  thf(zip_derived_cl60, plain,
% 1.08/0.89      ((~ (ssSkC0) |  (in @ skc2 @ (skf25 @ skc2) @ (skf20 @ skc2)))),
% 1.08/0.89      inference('dp-resolution', [status(thm)],
% 1.08/0.89                [zip_derived_cl1, zip_derived_cl7])).
% 1.08/0.89  thf(clause21, conjecture,
% 1.08/0.89    (~( ( nonreflexive @ skc2 @ ( skf12 @ W ) ) | ( ~( ssSkC0 ) ) | 
% 1.08/0.89        ( ~( customer @ skc2 @ V ) ) | ( ~( in @ skc2 @ V @ U ) ) | 
% 1.08/0.89        ( ~( restaurant @ skc2 @ U ) ) ))).
% 1.08/0.89  thf(zf_stmt_18, negated_conjecture,
% 1.08/0.89    (( nonreflexive @ skc2 @ ( skf12 @ W ) ) | ( ~( ssSkC0 ) ) | 
% 1.08/0.89     ( ~( customer @ skc2 @ V ) ) | ( ~( in @ skc2 @ V @ U ) ) | 
% 1.08/0.89     ( ~( restaurant @ skc2 @ U ) )),
% 1.08/0.89    inference('cnf.neg', [status(esa)], [clause21])).
% 1.08/0.89  thf(zip_derived_cl20, plain,
% 1.08/0.89      (![X0 : $i, X1 : $i, X2 : $i]:
% 1.08/0.89         ( (nonreflexive @ skc2 @ (skf12 @ X0))
% 1.08/0.89          | ~ (ssSkC0)
% 1.08/0.89          | ~ (customer @ skc2 @ X1)
% 1.08/0.89          | ~ (in @ skc2 @ X1 @ X2)
% 1.08/0.89          | ~ (restaurant @ skc2 @ X2))),
% 1.08/0.89      inference('cnf', [status(esa)], [zf_stmt_18])).
% 1.08/0.89  thf(zip_derived_cl79, plain,
% 1.08/0.89      (![X0 : $i]:
% 1.08/0.89         (~ (ssSkC0)
% 1.08/0.89          | ~ (restaurant @ skc2 @ (skf20 @ skc2))
% 1.08/0.89          | ~ (customer @ skc2 @ (skf25 @ skc2))
% 1.08/0.89          | ~ (ssSkC0)
% 1.08/0.89          |  (nonreflexive @ skc2 @ (skf12 @ X0)))),
% 1.08/0.89      inference('sup-', [status(thm)], [zip_derived_cl60, zip_derived_cl20])).
% 1.08/0.89  thf(zip_derived_cl80, plain,
% 1.08/0.89      (![X0 : $i]:
% 1.08/0.89         ( (nonreflexive @ skc2 @ (skf12 @ X0))
% 1.08/0.89          | ~ (customer @ skc2 @ (skf25 @ skc2))
% 1.08/0.89          | ~ (restaurant @ skc2 @ (skf20 @ skc2))
% 1.08/0.89          | ~ (ssSkC0))),
% 1.08/0.89      inference('simplify', [status(thm)], [zip_derived_cl79])).
% 1.08/0.89  thf(zip_derived_cl57, plain,
% 1.08/0.89      ((~ (ssSkC0) |  (customer @ skc2 @ (skf25 @ skc2)))),
% 1.08/0.89      inference('dp-resolution', [status(thm)],
% 1.08/0.89                [zip_derived_cl1, zip_derived_cl4])).
% 1.08/0.89  thf(zip_derived_cl92, plain,
% 1.08/0.89      (![X0 : $i]:
% 1.08/0.89         (~ (ssSkC0)
% 1.08/0.89          | ~ (restaurant @ skc2 @ (skf20 @ skc2))
% 1.08/0.89          |  (nonreflexive @ skc2 @ (skf12 @ X0)))),
% 1.08/0.89      inference('clc', [status(thm)], [zip_derived_cl80, zip_derived_cl57])).
% 1.08/0.89  thf(zip_derived_cl58, plain,
% 1.08/0.89      ((~ (ssSkC0) |  (restaurant @ skc2 @ (skf20 @ skc2)))),
% 1.08/0.89      inference('dp-resolution', [status(thm)],
% 1.08/0.89                [zip_derived_cl1, zip_derived_cl5])).
% 1.08/0.89  thf(zip_derived_cl93, plain,
% 1.08/0.89      (![X0 : $i]: ( (nonreflexive @ skc2 @ (skf12 @ X0)) | ~ (ssSkC0))),
% 1.08/0.89      inference('clc', [status(thm)], [zip_derived_cl92, zip_derived_cl58])).
% 1.08/0.89  thf(zip_derived_cl211, plain,
% 1.08/0.89      ((~ (ssSkC0)
% 1.08/0.89        | ~ (event @ skc2 @ (skf12 @ (skf25 @ skc2)))
% 1.08/0.89        | ~ (past @ skc2 @ (skf12 @ (skf25 @ skc2))))),
% 1.08/0.89      inference('clc', [status(thm)], [zip_derived_cl210, zip_derived_cl93])).
% 1.08/0.89  thf(zip_derived_cl60, plain,
% 1.08/0.89      ((~ (ssSkC0) |  (in @ skc2 @ (skf25 @ skc2) @ (skf20 @ skc2)))),
% 1.08/0.89      inference('dp-resolution', [status(thm)],
% 1.08/0.89                [zip_derived_cl1, zip_derived_cl7])).
% 1.08/0.89  thf(clause19, conjecture,
% 1.08/0.89    (~( ( event @ skc2 @ ( skf12 @ W ) ) | ( ~( ssSkC0 ) ) | 
% 1.08/0.89        ( ~( customer @ skc2 @ V ) ) | ( ~( in @ skc2 @ V @ U ) ) | 
% 1.08/0.89        ( ~( restaurant @ skc2 @ U ) ) ))).
% 1.08/0.89  thf(zf_stmt_19, negated_conjecture,
% 1.08/0.89    (( event @ skc2 @ ( skf12 @ W ) ) | ( ~( ssSkC0 ) ) | 
% 1.08/0.89     ( ~( customer @ skc2 @ V ) ) | ( ~( in @ skc2 @ V @ U ) ) | 
% 1.08/0.89     ( ~( restaurant @ skc2 @ U ) )),
% 1.08/0.89    inference('cnf.neg', [status(esa)], [clause19])).
% 1.08/0.89  thf(zip_derived_cl18, plain,
% 1.08/0.89      (![X0 : $i, X1 : $i, X2 : $i]:
% 1.08/0.89         ( (event @ skc2 @ (skf12 @ X0))
% 1.08/0.89          | ~ (ssSkC0)
% 1.08/0.89          | ~ (customer @ skc2 @ X1)
% 1.08/0.89          | ~ (in @ skc2 @ X1 @ X2)
% 1.08/0.89          | ~ (restaurant @ skc2 @ X2))),
% 1.08/0.89      inference('cnf', [status(esa)], [zf_stmt_19])).
% 1.08/0.89  thf(zip_derived_cl65, plain,
% 1.08/0.89      (![X0 : $i]:
% 1.08/0.89         (~ (ssSkC0)
% 1.08/0.89          | ~ (restaurant @ skc2 @ (skf20 @ skc2))
% 1.08/0.89          | ~ (customer @ skc2 @ (skf25 @ skc2))
% 1.08/0.89          | ~ (ssSkC0)
% 1.08/0.89          |  (event @ skc2 @ (skf12 @ X0)))),
% 1.08/0.89      inference('sup-', [status(thm)], [zip_derived_cl60, zip_derived_cl18])).
% 1.08/0.89  thf(zip_derived_cl67, plain,
% 1.08/0.89      (![X0 : $i]:
% 1.08/0.89         ( (event @ skc2 @ (skf12 @ X0))
% 1.08/0.89          | ~ (customer @ skc2 @ (skf25 @ skc2))
% 1.08/0.89          | ~ (restaurant @ skc2 @ (skf20 @ skc2))
% 1.08/0.89          | ~ (ssSkC0))),
% 1.08/0.89      inference('simplify', [status(thm)], [zip_derived_cl65])).
% 1.08/0.89  thf(zip_derived_cl57, plain,
% 1.08/0.89      ((~ (ssSkC0) |  (customer @ skc2 @ (skf25 @ skc2)))),
% 1.08/0.89      inference('dp-resolution', [status(thm)],
% 1.08/0.89                [zip_derived_cl1, zip_derived_cl4])).
% 1.08/0.89  thf(zip_derived_cl71, plain,
% 1.08/0.89      (![X0 : $i]:
% 1.08/0.89         (~ (ssSkC0)
% 1.08/0.89          | ~ (restaurant @ skc2 @ (skf20 @ skc2))
% 1.08/0.89          |  (event @ skc2 @ (skf12 @ X0)))),
% 1.08/0.89      inference('clc', [status(thm)], [zip_derived_cl67, zip_derived_cl57])).
% 1.08/0.89  thf(zip_derived_cl58, plain,
% 1.08/0.89      ((~ (ssSkC0) |  (restaurant @ skc2 @ (skf20 @ skc2)))),
% 1.08/0.89      inference('dp-resolution', [status(thm)],
% 1.08/0.89                [zip_derived_cl1, zip_derived_cl5])).
% 1.08/0.89  thf(zip_derived_cl72, plain,
% 1.08/0.89      (![X0 : $i]: ( (event @ skc2 @ (skf12 @ X0)) | ~ (ssSkC0))),
% 1.08/0.89      inference('clc', [status(thm)], [zip_derived_cl71, zip_derived_cl58])).
% 1.08/0.89  thf(zip_derived_cl212, plain,
% 1.08/0.89      ((~ (past @ skc2 @ (skf12 @ (skf25 @ skc2))) | ~ (ssSkC0))),
% 1.08/0.89      inference('clc', [status(thm)], [zip_derived_cl211, zip_derived_cl72])).
% 1.08/0.89  thf(zip_derived_cl60, plain,
% 1.08/0.89      ((~ (ssSkC0) |  (in @ skc2 @ (skf25 @ skc2) @ (skf20 @ skc2)))),
% 1.08/0.89      inference('dp-resolution', [status(thm)],
% 1.08/0.89                [zip_derived_cl1, zip_derived_cl7])).
% 1.08/0.89  thf(clause20, conjecture,
% 1.08/0.89    (~( ( past @ skc2 @ ( skf12 @ W ) ) | ( ~( ssSkC0 ) ) | 
% 1.08/0.89        ( ~( customer @ skc2 @ V ) ) | ( ~( in @ skc2 @ V @ U ) ) | 
% 1.08/0.89        ( ~( restaurant @ skc2 @ U ) ) ))).
% 1.08/0.89  thf(zf_stmt_20, negated_conjecture,
% 1.08/0.89    (( past @ skc2 @ ( skf12 @ W ) ) | ( ~( ssSkC0 ) ) | 
% 1.08/0.89     ( ~( customer @ skc2 @ V ) ) | ( ~( in @ skc2 @ V @ U ) ) | 
% 1.08/0.89     ( ~( restaurant @ skc2 @ U ) )),
% 1.08/0.89    inference('cnf.neg', [status(esa)], [clause20])).
% 1.08/0.89  thf(zip_derived_cl19, plain,
% 1.08/0.89      (![X0 : $i, X1 : $i, X2 : $i]:
% 1.08/0.89         ( (past @ skc2 @ (skf12 @ X0))
% 1.08/0.89          | ~ (ssSkC0)
% 1.08/0.89          | ~ (customer @ skc2 @ X1)
% 1.08/0.89          | ~ (in @ skc2 @ X1 @ X2)
% 1.08/0.89          | ~ (restaurant @ skc2 @ X2))),
% 1.08/0.89      inference('cnf', [status(esa)], [zf_stmt_20])).
% 1.08/0.89  thf(zip_derived_cl66, plain,
% 1.08/0.89      (![X0 : $i]:
% 1.08/0.89         (~ (ssSkC0)
% 1.08/0.89          | ~ (restaurant @ skc2 @ (skf20 @ skc2))
% 1.08/0.89          | ~ (customer @ skc2 @ (skf25 @ skc2))
% 1.08/0.89          | ~ (ssSkC0)
% 1.08/0.89          |  (past @ skc2 @ (skf12 @ X0)))),
% 1.08/0.89      inference('sup-', [status(thm)], [zip_derived_cl60, zip_derived_cl19])).
% 1.08/0.89  thf(zip_derived_cl68, plain,
% 1.08/0.89      (![X0 : $i]:
% 1.08/0.89         ( (past @ skc2 @ (skf12 @ X0))
% 1.08/0.89          | ~ (customer @ skc2 @ (skf25 @ skc2))
% 1.08/0.89          | ~ (restaurant @ skc2 @ (skf20 @ skc2))
% 1.08/0.89          | ~ (ssSkC0))),
% 1.08/0.89      inference('simplify', [status(thm)], [zip_derived_cl66])).
% 1.08/0.89  thf(zip_derived_cl57, plain,
% 1.08/0.89      ((~ (ssSkC0) |  (customer @ skc2 @ (skf25 @ skc2)))),
% 1.08/0.89      inference('dp-resolution', [status(thm)],
% 1.08/0.89                [zip_derived_cl1, zip_derived_cl4])).
% 1.08/0.89  thf(zip_derived_cl90, plain,
% 1.08/0.89      (![X0 : $i]:
% 1.08/0.89         (~ (ssSkC0)
% 1.08/0.89          | ~ (restaurant @ skc2 @ (skf20 @ skc2))
% 1.08/0.89          |  (past @ skc2 @ (skf12 @ X0)))),
% 1.08/0.89      inference('clc', [status(thm)], [zip_derived_cl68, zip_derived_cl57])).
% 1.08/0.89  thf(zip_derived_cl58, plain,
% 1.08/0.89      ((~ (ssSkC0) |  (restaurant @ skc2 @ (skf20 @ skc2)))),
% 1.08/0.89      inference('dp-resolution', [status(thm)],
% 1.08/0.89                [zip_derived_cl1, zip_derived_cl5])).
% 1.08/0.89  thf(zip_derived_cl91, plain,
% 1.08/0.89      (![X0 : $i]: ( (past @ skc2 @ (skf12 @ X0)) | ~ (ssSkC0))),
% 1.08/0.89      inference('clc', [status(thm)], [zip_derived_cl90, zip_derived_cl58])).
% 1.08/0.89  thf(zip_derived_cl213, plain, (~ (ssSkC0)),
% 1.08/0.89      inference('clc', [status(thm)], [zip_derived_cl212, zip_derived_cl91])).
% 1.08/0.89  thf(zip_derived_cl217, plain,
% 1.08/0.89      ( (in @ skc13 @ (skf39 @ skc13) @ (skf34 @ skc13))),
% 1.08/0.89      inference('demod', [status(thm)], [zip_derived_cl52, zip_derived_cl213])).
% 1.08/0.89  thf(zip_derived_cl52, plain,
% 1.08/0.89      (( (ssSkC0) |  (in @ skc13 @ (skf39 @ skc13) @ (skf34 @ skc13)))),
% 1.08/0.89      inference('dp-resolution', [status(thm)],
% 1.08/0.89                [zip_derived_cl0, zip_derived_cl6])).
% 1.08/0.89  thf(clause29, conjecture,
% 1.08/0.89    (~( ( agent @ skc13 @ ( skf26 @ V ) @ V ) | ( ssSkC0 ) | 
% 1.08/0.89        ( ~( customer @ skc13 @ V ) ) | ( ~( in @ skc13 @ V @ U ) ) | 
% 1.08/0.89        ( ~( restaurant @ skc13 @ U ) ) ))).
% 1.08/0.89  thf(zf_stmt_21, negated_conjecture,
% 1.08/0.89    (( agent @ skc13 @ ( skf26 @ V ) @ V ) | ( ssSkC0 ) | 
% 1.08/0.89     ( ~( customer @ skc13 @ V ) ) | ( ~( in @ skc13 @ V @ U ) ) | 
% 1.08/0.89     ( ~( restaurant @ skc13 @ U ) )),
% 1.08/0.89    inference('cnf.neg', [status(esa)], [clause29])).
% 1.08/0.89  thf(zip_derived_cl28, plain,
% 1.08/0.89      (![X0 : $i, X1 : $i]:
% 1.08/0.89         ( (agent @ skc13 @ (skf26 @ X0) @ X0)
% 1.08/0.89          |  (ssSkC0)
% 1.08/0.89          | ~ (customer @ skc13 @ X0)
% 1.08/0.89          | ~ (in @ skc13 @ X0 @ X1)
% 1.08/0.89          | ~ (restaurant @ skc13 @ X1))),
% 1.08/0.89      inference('cnf', [status(esa)], [zf_stmt_21])).
% 1.08/0.89  thf(zip_derived_cl127, plain,
% 1.08/0.89      (( (ssSkC0)
% 1.08/0.89        | ~ (restaurant @ skc13 @ (skf34 @ skc13))
% 1.08/0.89        | ~ (customer @ skc13 @ (skf39 @ skc13))
% 1.08/0.89        |  (ssSkC0)
% 1.08/0.89        |  (agent @ skc13 @ (skf26 @ (skf39 @ skc13)) @ (skf39 @ skc13)))),
% 1.08/0.89      inference('sup-', [status(thm)], [zip_derived_cl52, zip_derived_cl28])).
% 1.08/0.89  thf(zip_derived_cl129, plain,
% 1.08/0.89      (( (agent @ skc13 @ (skf26 @ (skf39 @ skc13)) @ (skf39 @ skc13))
% 1.08/0.89        | ~ (customer @ skc13 @ (skf39 @ skc13))
% 1.08/0.89        | ~ (restaurant @ skc13 @ (skf34 @ skc13))
% 1.08/0.89        |  (ssSkC0))),
% 1.08/0.89      inference('simplify', [status(thm)], [zip_derived_cl127])).
% 1.08/0.89  thf(zip_derived_cl0, plain, ( (actual_world @ skc13)),
% 1.08/0.89      inference('cnf', [status(esa)], [zf_stmt_0])).
% 1.08/0.89  thf(clause3, conjecture,
% 1.08/0.89    (~( ( customer @ U @ ( skf39 @ U ) ) | ( ssSkC0 ) | 
% 1.08/0.89        ( ~( actual_world @ U ) ) ))).
% 1.08/0.89  thf(zf_stmt_22, negated_conjecture,
% 1.08/0.89    (( customer @ U @ ( skf39 @ U ) ) | ( ssSkC0 ) | ( ~( actual_world @ U ) )),
% 1.08/0.89    inference('cnf.neg', [status(esa)], [clause3])).
% 1.08/0.89  thf(zip_derived_cl2, plain,
% 1.08/0.89      (![X0 : $i]:
% 1.08/0.89         ( (customer @ X0 @ (skf39 @ X0)) |  (ssSkC0) | ~ (actual_world @ X0))),
% 1.08/0.89      inference('cnf', [status(esa)], [zf_stmt_22])).
% 1.08/0.89  thf(zip_derived_cl48, plain,
% 1.08/0.89      (( (ssSkC0) |  (customer @ skc13 @ (skf39 @ skc13)))),
% 1.08/0.89      inference('dp-resolution', [status(thm)],
% 1.08/0.89                [zip_derived_cl0, zip_derived_cl2])).
% 1.08/0.89  thf(zip_derived_cl130, plain,
% 1.08/0.89      (( (ssSkC0)
% 1.08/0.89        | ~ (restaurant @ skc13 @ (skf34 @ skc13))
% 1.08/0.89        |  (agent @ skc13 @ (skf26 @ (skf39 @ skc13)) @ (skf39 @ skc13)))),
% 1.08/0.89      inference('clc', [status(thm)], [zip_derived_cl129, zip_derived_cl48])).
% 1.08/0.89  thf(zip_derived_cl0, plain, ( (actual_world @ skc13)),
% 1.08/0.89      inference('cnf', [status(esa)], [zf_stmt_0])).
% 1.08/0.89  thf(clause4, conjecture,
% 1.08/0.89    (~( ( restaurant @ U @ ( skf34 @ U ) ) | ( ssSkC0 ) | 
% 1.08/0.89        ( ~( actual_world @ U ) ) ))).
% 1.08/0.89  thf(zf_stmt_23, negated_conjecture,
% 1.08/0.89    (( restaurant @ U @ ( skf34 @ U ) ) | ( ssSkC0 ) | 
% 1.08/0.89     ( ~( actual_world @ U ) )),
% 1.08/0.89    inference('cnf.neg', [status(esa)], [clause4])).
% 1.08/0.89  thf(zip_derived_cl3, plain,
% 1.08/0.89      (![X0 : $i]:
% 1.08/0.89         ( (restaurant @ X0 @ (skf34 @ X0)) |  (ssSkC0) | ~ (actual_world @ X0))),
% 1.08/0.89      inference('cnf', [status(esa)], [zf_stmt_23])).
% 1.08/0.89  thf(zip_derived_cl49, plain,
% 1.08/0.89      (( (ssSkC0) |  (restaurant @ skc13 @ (skf34 @ skc13)))),
% 1.08/0.89      inference('dp-resolution', [status(thm)],
% 1.08/0.89                [zip_derived_cl0, zip_derived_cl3])).
% 1.08/0.89  thf(zip_derived_cl131, plain,
% 1.08/0.89      (( (agent @ skc13 @ (skf26 @ (skf39 @ skc13)) @ (skf39 @ skc13))
% 1.08/0.89        |  (ssSkC0))),
% 1.08/0.89      inference('clc', [status(thm)], [zip_derived_cl130, zip_derived_cl49])).
% 1.08/0.89  thf(zip_derived_cl213, plain, (~ (ssSkC0)),
% 1.08/0.89      inference('clc', [status(thm)], [zip_derived_cl212, zip_derived_cl91])).
% 1.08/0.89  thf(zip_derived_cl227, plain,
% 1.08/0.89      ( (agent @ skc13 @ (skf26 @ (skf39 @ skc13)) @ (skf39 @ skc13))),
% 1.08/0.89      inference('demod', [status(thm)], [zip_derived_cl131, zip_derived_cl213])).
% 1.08/0.89  thf(zip_derived_cl52, plain,
% 1.08/0.89      (( (ssSkC0) |  (in @ skc13 @ (skf39 @ skc13) @ (skf34 @ skc13)))),
% 1.08/0.89      inference('dp-resolution', [status(thm)],
% 1.08/0.89                [zip_derived_cl0, zip_derived_cl6])).
% 1.08/0.89  thf(clause33, conjecture,
% 1.08/0.89    (~( ( patient @ skc13 @ ( skf27 @ W ) @ ( skf28 @ W ) ) | ( ssSkC0 ) | 
% 1.08/0.89        ( ~( customer @ skc13 @ V ) ) | ( ~( in @ skc13 @ V @ U ) ) | 
% 1.08/0.89        ( ~( restaurant @ skc13 @ U ) ) ))).
% 1.08/0.89  thf(zf_stmt_24, negated_conjecture,
% 1.08/0.89    (( patient @ skc13 @ ( skf27 @ W ) @ ( skf28 @ W ) ) | ( ssSkC0 ) | 
% 1.08/0.89     ( ~( customer @ skc13 @ V ) ) | ( ~( in @ skc13 @ V @ U ) ) | 
% 1.08/0.89     ( ~( restaurant @ skc13 @ U ) )),
% 1.08/0.89    inference('cnf.neg', [status(esa)], [clause33])).
% 1.08/0.89  thf(zip_derived_cl32, plain,
% 1.08/0.89      (![X0 : $i, X1 : $i, X2 : $i]:
% 1.08/0.89         ( (patient @ skc13 @ (skf27 @ X0) @ (skf28 @ X0))
% 1.08/0.89          |  (ssSkC0)
% 1.08/0.89          | ~ (customer @ skc13 @ X1)
% 1.08/0.89          | ~ (in @ skc13 @ X1 @ X2)
% 1.08/0.89          | ~ (restaurant @ skc13 @ X2))),
% 1.08/0.89      inference('cnf', [status(esa)], [zf_stmt_24])).
% 1.08/0.89  thf(zip_derived_cl155, plain,
% 1.08/0.89      (![X0 : $i]:
% 1.08/0.89         ( (ssSkC0)
% 1.08/0.89          | ~ (restaurant @ skc13 @ (skf34 @ skc13))
% 1.08/0.89          | ~ (customer @ skc13 @ (skf39 @ skc13))
% 1.08/0.89          |  (ssSkC0)
% 1.08/0.89          |  (patient @ skc13 @ (skf27 @ X0) @ (skf28 @ X0)))),
% 1.08/0.89      inference('sup-', [status(thm)], [zip_derived_cl52, zip_derived_cl32])).
% 1.08/0.89  thf(zip_derived_cl157, plain,
% 1.08/0.89      (![X0 : $i]:
% 1.08/0.89         ( (patient @ skc13 @ (skf27 @ X0) @ (skf28 @ X0))
% 1.08/0.89          | ~ (customer @ skc13 @ (skf39 @ skc13))
% 1.08/0.89          | ~ (restaurant @ skc13 @ (skf34 @ skc13))
% 1.08/0.89          |  (ssSkC0))),
% 1.08/0.89      inference('simplify', [status(thm)], [zip_derived_cl155])).
% 1.08/0.89  thf(zip_derived_cl48, plain,
% 1.08/0.89      (( (ssSkC0) |  (customer @ skc13 @ (skf39 @ skc13)))),
% 1.08/0.89      inference('dp-resolution', [status(thm)],
% 1.08/0.89                [zip_derived_cl0, zip_derived_cl2])).
% 1.08/0.89  thf(zip_derived_cl160, plain,
% 1.08/0.89      (![X0 : $i]:
% 1.08/0.89         ( (ssSkC0)
% 1.08/0.89          | ~ (restaurant @ skc13 @ (skf34 @ skc13))
% 1.08/0.89          |  (patient @ skc13 @ (skf27 @ X0) @ (skf28 @ X0)))),
% 1.08/0.89      inference('clc', [status(thm)], [zip_derived_cl157, zip_derived_cl48])).
% 1.08/0.89  thf(zip_derived_cl49, plain,
% 1.08/0.89      (( (ssSkC0) |  (restaurant @ skc13 @ (skf34 @ skc13)))),
% 1.08/0.89      inference('dp-resolution', [status(thm)],
% 1.08/0.89                [zip_derived_cl0, zip_derived_cl3])).
% 1.08/0.89  thf(zip_derived_cl161, plain,
% 1.08/0.89      (![X0 : $i]:
% 1.08/0.89         ( (patient @ skc13 @ (skf27 @ X0) @ (skf28 @ X0)) |  (ssSkC0))),
% 1.08/0.89      inference('clc', [status(thm)], [zip_derived_cl160, zip_derived_cl49])).
% 1.08/0.89  thf(zip_derived_cl213, plain, (~ (ssSkC0)),
% 1.08/0.89      inference('clc', [status(thm)], [zip_derived_cl212, zip_derived_cl91])).
% 1.08/0.89  thf(zip_derived_cl230, plain,
% 1.08/0.89      (![X0 : $i]:  (patient @ skc13 @ (skf27 @ X0) @ (skf28 @ X0))),
% 1.08/0.89      inference('demod', [status(thm)], [zip_derived_cl161, zip_derived_cl213])).
% 1.08/0.89  thf(zip_derived_cl52, plain,
% 1.08/0.89      (( (ssSkC0) |  (in @ skc13 @ (skf39 @ skc13) @ (skf34 @ skc13)))),
% 1.08/0.89      inference('dp-resolution', [status(thm)],
% 1.08/0.89                [zip_derived_cl0, zip_derived_cl6])).
% 1.08/0.89  thf(clause32, conjecture,
% 1.08/0.89    (~( ( agent @ skc13 @ ( skf27 @ W ) @ ( skf29 @ W ) ) | ( ssSkC0 ) | 
% 1.08/0.89        ( ~( customer @ skc13 @ V ) ) | ( ~( in @ skc13 @ V @ U ) ) | 
% 1.08/0.89        ( ~( restaurant @ skc13 @ U ) ) ))).
% 1.08/0.89  thf(zf_stmt_25, negated_conjecture,
% 1.08/0.89    (( agent @ skc13 @ ( skf27 @ W ) @ ( skf29 @ W ) ) | ( ssSkC0 ) | 
% 1.08/0.89     ( ~( customer @ skc13 @ V ) ) | ( ~( in @ skc13 @ V @ U ) ) | 
% 1.08/0.89     ( ~( restaurant @ skc13 @ U ) )),
% 1.08/0.89    inference('cnf.neg', [status(esa)], [clause32])).
% 1.08/0.89  thf(zip_derived_cl31, plain,
% 1.08/0.89      (![X0 : $i, X1 : $i, X2 : $i]:
% 1.08/0.89         ( (agent @ skc13 @ (skf27 @ X0) @ (skf29 @ X0))
% 1.08/0.89          |  (ssSkC0)
% 1.08/0.89          | ~ (customer @ skc13 @ X1)
% 1.08/0.89          | ~ (in @ skc13 @ X1 @ X2)
% 1.08/0.89          | ~ (restaurant @ skc13 @ X2))),
% 1.08/0.89      inference('cnf', [status(esa)], [zf_stmt_25])).
% 1.08/0.89  thf(zip_derived_cl152, plain,
% 1.08/0.89      (![X0 : $i]:
% 1.08/0.89         ( (ssSkC0)
% 1.08/0.89          | ~ (restaurant @ skc13 @ (skf34 @ skc13))
% 1.08/0.89          | ~ (customer @ skc13 @ (skf39 @ skc13))
% 1.08/0.89          |  (ssSkC0)
% 1.08/0.89          |  (agent @ skc13 @ (skf27 @ X0) @ (skf29 @ X0)))),
% 1.08/0.89      inference('sup-', [status(thm)], [zip_derived_cl52, zip_derived_cl31])).
% 1.08/0.89  thf(zip_derived_cl154, plain,
% 1.08/0.89      (![X0 : $i]:
% 1.08/0.89         ( (agent @ skc13 @ (skf27 @ X0) @ (skf29 @ X0))
% 1.08/0.89          | ~ (customer @ skc13 @ (skf39 @ skc13))
% 1.08/0.89          | ~ (restaurant @ skc13 @ (skf34 @ skc13))
% 1.08/0.89          |  (ssSkC0))),
% 1.08/0.89      inference('simplify', [status(thm)], [zip_derived_cl152])).
% 1.08/0.89  thf(zip_derived_cl48, plain,
% 1.08/0.89      (( (ssSkC0) |  (customer @ skc13 @ (skf39 @ skc13)))),
% 1.08/0.89      inference('dp-resolution', [status(thm)],
% 1.08/0.89                [zip_derived_cl0, zip_derived_cl2])).
% 1.08/0.89  thf(zip_derived_cl158, plain,
% 1.08/0.89      (![X0 : $i]:
% 1.08/0.89         ( (ssSkC0)
% 1.08/0.89          | ~ (restaurant @ skc13 @ (skf34 @ skc13))
% 1.08/0.89          |  (agent @ skc13 @ (skf27 @ X0) @ (skf29 @ X0)))),
% 1.08/0.89      inference('clc', [status(thm)], [zip_derived_cl154, zip_derived_cl48])).
% 1.08/0.89  thf(zip_derived_cl49, plain,
% 1.08/0.89      (( (ssSkC0) |  (restaurant @ skc13 @ (skf34 @ skc13)))),
% 1.08/0.89      inference('dp-resolution', [status(thm)],
% 1.08/0.89                [zip_derived_cl0, zip_derived_cl3])).
% 1.08/0.89  thf(zip_derived_cl159, plain,
% 1.08/0.89      (![X0 : $i]: ( (agent @ skc13 @ (skf27 @ X0) @ (skf29 @ X0)) |  (ssSkC0))),
% 1.08/0.89      inference('clc', [status(thm)], [zip_derived_cl158, zip_derived_cl49])).
% 1.08/0.89  thf(zip_derived_cl52, plain,
% 1.08/0.89      (( (ssSkC0) |  (in @ skc13 @ (skf39 @ skc13) @ (skf34 @ skc13)))),
% 1.08/0.89      inference('dp-resolution', [status(thm)],
% 1.08/0.89                [zip_derived_cl0, zip_derived_cl6])).
% 1.08/0.89  thf(clause31, conjecture,
% 1.08/0.89    (~( ( patient @ skc13 @ ( skf26 @ W ) @ ( skf29 @ W ) ) | ( ssSkC0 ) | 
% 1.08/0.89        ( ~( customer @ skc13 @ V ) ) | ( ~( in @ skc13 @ V @ U ) ) | 
% 1.08/0.89        ( ~( restaurant @ skc13 @ U ) ) ))).
% 1.08/0.89  thf(zf_stmt_26, negated_conjecture,
% 1.08/0.89    (( patient @ skc13 @ ( skf26 @ W ) @ ( skf29 @ W ) ) | ( ssSkC0 ) | 
% 1.08/0.89     ( ~( customer @ skc13 @ V ) ) | ( ~( in @ skc13 @ V @ U ) ) | 
% 1.08/0.89     ( ~( restaurant @ skc13 @ U ) )),
% 1.08/0.89    inference('cnf.neg', [status(esa)], [clause31])).
% 1.08/0.89  thf(zip_derived_cl30, plain,
% 1.08/0.89      (![X0 : $i, X1 : $i, X2 : $i]:
% 1.08/0.89         ( (patient @ skc13 @ (skf26 @ X0) @ (skf29 @ X0))
% 1.08/0.89          |  (ssSkC0)
% 1.08/0.89          | ~ (customer @ skc13 @ X1)
% 1.08/0.89          | ~ (in @ skc13 @ X1 @ X2)
% 1.08/0.89          | ~ (restaurant @ skc13 @ X2))),
% 1.08/0.89      inference('cnf', [status(esa)], [zf_stmt_26])).
% 1.08/0.89  thf(zip_derived_cl141, plain,
% 1.08/0.89      (![X0 : $i]:
% 1.08/0.89         ( (ssSkC0)
% 1.08/0.89          | ~ (restaurant @ skc13 @ (skf34 @ skc13))
% 1.08/0.89          | ~ (customer @ skc13 @ (skf39 @ skc13))
% 1.08/0.89          |  (ssSkC0)
% 1.08/0.89          |  (patient @ skc13 @ (skf26 @ X0) @ (skf29 @ X0)))),
% 1.08/0.89      inference('sup-', [status(thm)], [zip_derived_cl52, zip_derived_cl30])).
% 1.08/0.89  thf(zip_derived_cl143, plain,
% 1.08/0.89      (![X0 : $i]:
% 1.08/0.89         ( (patient @ skc13 @ (skf26 @ X0) @ (skf29 @ X0))
% 1.08/0.89          | ~ (customer @ skc13 @ (skf39 @ skc13))
% 1.08/0.89          | ~ (restaurant @ skc13 @ (skf34 @ skc13))
% 1.08/0.89          |  (ssSkC0))),
% 1.08/0.89      inference('simplify', [status(thm)], [zip_derived_cl141])).
% 1.08/0.89  thf(zip_derived_cl48, plain,
% 1.08/0.89      (( (ssSkC0) |  (customer @ skc13 @ (skf39 @ skc13)))),
% 1.08/0.89      inference('dp-resolution', [status(thm)],
% 1.08/0.89                [zip_derived_cl0, zip_derived_cl2])).
% 1.08/0.89  thf(zip_derived_cl150, plain,
% 1.08/0.89      (![X0 : $i]:
% 1.08/0.89         ( (ssSkC0)
% 1.08/0.89          | ~ (restaurant @ skc13 @ (skf34 @ skc13))
% 1.08/0.89          |  (patient @ skc13 @ (skf26 @ X0) @ (skf29 @ X0)))),
% 1.08/0.89      inference('clc', [status(thm)], [zip_derived_cl143, zip_derived_cl48])).
% 1.08/0.89  thf(zip_derived_cl49, plain,
% 1.08/0.89      (( (ssSkC0) |  (restaurant @ skc13 @ (skf34 @ skc13)))),
% 1.08/0.89      inference('dp-resolution', [status(thm)],
% 1.08/0.89                [zip_derived_cl0, zip_derived_cl3])).
% 1.08/0.89  thf(zip_derived_cl151, plain,
% 1.08/0.89      (![X0 : $i]:
% 1.08/0.89         ( (patient @ skc13 @ (skf26 @ X0) @ (skf29 @ X0)) |  (ssSkC0))),
% 1.08/0.89      inference('clc', [status(thm)], [zip_derived_cl150, zip_derived_cl49])).
% 1.08/0.89  thf(zip_derived_cl0, plain, ( (actual_world @ skc13)),
% 1.08/0.89      inference('cnf', [status(esa)], [zf_stmt_0])).
% 1.08/0.89  thf(clause18, conjecture,
% 1.08/0.89    (~( ( coffee @ skc13 @ ( skf28 @ W ) ) | ( ssSkC0 ) | 
% 1.08/0.89        ( ~( customer @ skc13 @ V ) ) | ( ~( in @ skc13 @ V @ U ) ) | 
% 1.08/0.89        ( ~( restaurant @ skc13 @ U ) ) ))).
% 1.08/0.89  thf(zf_stmt_27, negated_conjecture,
% 1.08/0.89    (( coffee @ skc13 @ ( skf28 @ W ) ) | ( ssSkC0 ) | 
% 1.08/0.89     ( ~( customer @ skc13 @ V ) ) | ( ~( in @ skc13 @ V @ U ) ) | 
% 1.08/0.89     ( ~( restaurant @ skc13 @ U ) )),
% 1.08/0.89    inference('cnf.neg', [status(esa)], [clause18])).
% 1.08/0.89  thf(zip_derived_cl17, plain,
% 1.08/0.89      (![X0 : $i, X1 : $i, X2 : $i]:
% 1.08/0.89         ( (coffee @ skc13 @ (skf28 @ X0))
% 1.08/0.89          |  (ssSkC0)
% 1.08/0.89          | ~ (customer @ skc13 @ X1)
% 1.08/0.89          | ~ (in @ skc13 @ X1 @ X2)
% 1.08/0.89          | ~ (restaurant @ skc13 @ X2))),
% 1.08/0.89      inference('cnf', [status(esa)], [zf_stmt_27])).
% 1.08/0.89  thf(clause14, conjecture,
% 1.08/0.89    (~( ( drink @ skc13 @ ( skf27 @ W ) ) | ( ssSkC0 ) | 
% 1.08/0.89        ( ~( customer @ skc13 @ V ) ) | ( ~( in @ skc13 @ V @ U ) ) | 
% 1.08/0.89        ( ~( restaurant @ skc13 @ U ) ) ))).
% 1.08/0.89  thf(zf_stmt_28, negated_conjecture,
% 1.08/0.89    (( drink @ skc13 @ ( skf27 @ W ) ) | ( ssSkC0 ) | 
% 1.08/0.89     ( ~( customer @ skc13 @ V ) ) | ( ~( in @ skc13 @ V @ U ) ) | 
% 1.08/0.89     ( ~( restaurant @ skc13 @ U ) )),
% 1.08/0.89    inference('cnf.neg', [status(esa)], [clause14])).
% 1.08/0.89  thf(zip_derived_cl13, plain,
% 1.08/0.89      (![X0 : $i, X1 : $i, X2 : $i]:
% 1.08/0.89         ( (drink @ skc13 @ (skf27 @ X0))
% 1.08/0.89          |  (ssSkC0)
% 1.08/0.89          | ~ (customer @ skc13 @ X1)
% 1.08/0.89          | ~ (in @ skc13 @ X1 @ X2)
% 1.08/0.89          | ~ (restaurant @ skc13 @ X2))),
% 1.08/0.89      inference('cnf', [status(esa)], [zf_stmt_28])).
% 1.08/0.89  thf(clause13, conjecture,
% 1.08/0.89    (~( ( human_person @ skc13 @ ( skf29 @ W ) ) | ( ssSkC0 ) | 
% 1.08/0.89        ( ~( customer @ skc13 @ V ) ) | ( ~( in @ skc13 @ V @ U ) ) | 
% 1.08/0.89        ( ~( restaurant @ skc13 @ U ) ) ))).
% 1.08/0.89  thf(zf_stmt_29, negated_conjecture,
% 1.08/0.89    (( human_person @ skc13 @ ( skf29 @ W ) ) | ( ssSkC0 ) | 
% 1.08/0.89     ( ~( customer @ skc13 @ V ) ) | ( ~( in @ skc13 @ V @ U ) ) | 
% 1.08/0.89     ( ~( restaurant @ skc13 @ U ) )),
% 1.08/0.89    inference('cnf.neg', [status(esa)], [clause13])).
% 1.08/0.89  thf(zip_derived_cl12, plain,
% 1.08/0.89      (![X0 : $i, X1 : $i, X2 : $i]:
% 1.08/0.89         ( (human_person @ skc13 @ (skf29 @ X0))
% 1.08/0.89          |  (ssSkC0)
% 1.08/0.89          | ~ (customer @ skc13 @ X1)
% 1.08/0.89          | ~ (in @ skc13 @ X1 @ X2)
% 1.08/0.89          | ~ (restaurant @ skc13 @ X2))),
% 1.08/0.89      inference('cnf', [status(esa)], [zf_stmt_29])).
% 1.08/0.89  thf(clause12, conjecture,
% 1.08/0.89    (~( ( see @ skc13 @ ( skf26 @ W ) ) | ( ssSkC0 ) | 
% 1.08/0.89        ( ~( customer @ skc13 @ V ) ) | ( ~( in @ skc13 @ V @ U ) ) | 
% 1.08/0.89        ( ~( restaurant @ skc13 @ U ) ) ))).
% 1.08/0.89  thf(zf_stmt_30, negated_conjecture,
% 1.08/0.89    (( see @ skc13 @ ( skf26 @ W ) ) | ( ssSkC0 ) | 
% 1.08/0.89     ( ~( customer @ skc13 @ V ) ) | ( ~( in @ skc13 @ V @ U ) ) | 
% 1.08/0.89     ( ~( restaurant @ skc13 @ U ) )),
% 1.08/0.89    inference('cnf.neg', [status(esa)], [clause12])).
% 1.08/0.89  thf(zip_derived_cl11, plain,
% 1.08/0.89      (![X0 : $i, X1 : $i, X2 : $i]:
% 1.08/0.89         ( (see @ skc13 @ (skf26 @ X0))
% 1.08/0.89          |  (ssSkC0)
% 1.08/0.89          | ~ (customer @ skc13 @ X1)
% 1.08/0.89          | ~ (in @ skc13 @ X1 @ X2)
% 1.08/0.89          | ~ (restaurant @ skc13 @ X2))),
% 1.08/0.89      inference('cnf', [status(esa)], [zf_stmt_30])).
% 1.08/0.89  thf(clause37, conjecture,
% 1.08/0.89    (~( ( ssSkC0 ) | ( ~( actual_world @ U ) ) | 
% 1.08/0.89        ( ~( patient @ U @ V @ Y ) ) | ( ~( agent @ U @ W @ Y ) ) | 
% 1.08/0.89        ( ~( human_person @ U @ Y ) ) | ( ~( event @ U @ W ) ) | 
% 1.08/0.89        ( ~( past @ U @ W ) ) | ( ~( nonreflexive @ U @ W ) ) | 
% 1.08/0.89        ( ~( drink @ U @ W ) ) | ( ~( coffee @ U @ X ) ) | 
% 1.08/0.89        ( ~( patient @ U @ W @ X ) ) | ( ~( see @ U @ V ) ) | 
% 1.08/0.89        ( ~( nonreflexive @ U @ V ) ) | ( ~( past @ U @ V ) ) | 
% 1.08/0.89        ( ~( agent @ U @ V @ ( skf39 @ U ) ) ) | ( ~( event @ U @ V ) ) ))).
% 1.08/0.89  thf(zf_stmt_31, negated_conjecture,
% 1.08/0.89    (( ssSkC0 ) | ( ~( actual_world @ U ) ) | ( ~( patient @ U @ V @ Y ) ) | 
% 1.08/0.89     ( ~( agent @ U @ W @ Y ) ) | ( ~( human_person @ U @ Y ) ) | 
% 1.08/0.89     ( ~( event @ U @ W ) ) | ( ~( past @ U @ W ) ) | 
% 1.08/0.89     ( ~( nonreflexive @ U @ W ) ) | ( ~( drink @ U @ W ) ) | 
% 1.08/0.89     ( ~( coffee @ U @ X ) ) | ( ~( patient @ U @ W @ X ) ) | 
% 1.08/0.89     ( ~( see @ U @ V ) ) | ( ~( nonreflexive @ U @ V ) ) | 
% 1.08/0.89     ( ~( past @ U @ V ) ) | ( ~( agent @ U @ V @ ( skf39 @ U ) ) ) | 
% 1.08/0.89     ( ~( event @ U @ V ) )),
% 1.08/0.89    inference('cnf.neg', [status(esa)], [clause37])).
% 1.08/0.89  thf(zip_derived_cl36, plain,
% 1.08/0.89      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 1.08/0.89         ( (ssSkC0)
% 1.08/0.89          | ~ (actual_world @ X0)
% 1.08/0.89          | ~ (patient @ X0 @ X1 @ X2)
% 1.08/0.89          | ~ (agent @ X0 @ X3 @ X2)
% 1.08/0.89          | ~ (human_person @ X0 @ X2)
% 1.08/0.89          | ~ (event @ X0 @ X3)
% 1.08/0.89          | ~ (past @ X0 @ X3)
% 1.08/0.89          | ~ (nonreflexive @ X0 @ X3)
% 1.08/0.89          | ~ (drink @ X0 @ X3)
% 1.08/0.89          | ~ (coffee @ X0 @ X4)
% 1.08/0.89          | ~ (patient @ X0 @ X3 @ X4)
% 1.08/0.89          | ~ (see @ X0 @ X1)
% 1.08/0.89          | ~ (nonreflexive @ X0 @ X1)
% 1.08/0.89          | ~ (past @ X0 @ X1)
% 1.08/0.89          | ~ (agent @ X0 @ X1 @ (skf39 @ X0))
% 1.08/0.89          | ~ (event @ X0 @ X1))),
% 1.08/0.89      inference('cnf', [status(esa)], [zf_stmt_31])).
% 1.08/0.89  thf(zip_derived_cl38, plain,
% 1.08/0.89      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 1.08/0.89         (~ (restaurant @ skc13 @ X4)
% 1.08/0.89          | ~ (in @ skc13 @ X5 @ X4)
% 1.08/0.89          | ~ (customer @ skc13 @ X5)
% 1.08/0.89          |  (ssSkC0)
% 1.08/0.89          | ~ (event @ skc13 @ (skf26 @ X0))
% 1.08/0.89          | ~ (agent @ skc13 @ (skf26 @ X0) @ (skf39 @ skc13))
% 1.08/0.89          | ~ (past @ skc13 @ (skf26 @ X0))
% 1.08/0.89          | ~ (nonreflexive @ skc13 @ (skf26 @ X0))
% 1.08/0.89          | ~ (patient @ skc13 @ X2 @ X1)
% 1.08/0.89          | ~ (coffee @ skc13 @ X1)
% 1.08/0.89          | ~ (drink @ skc13 @ X2)
% 1.08/0.89          | ~ (nonreflexive @ skc13 @ X2)
% 1.08/0.89          | ~ (past @ skc13 @ X2)
% 1.08/0.89          | ~ (event @ skc13 @ X2)
% 1.08/0.89          | ~ (human_person @ skc13 @ X3)
% 1.08/0.89          | ~ (agent @ skc13 @ X2 @ X3)
% 1.08/0.89          | ~ (patient @ skc13 @ (skf26 @ X0) @ X3)
% 1.08/0.89          | ~ (actual_world @ skc13)
% 1.08/0.89          |  (ssSkC0))),
% 1.08/0.89      inference('dp-resolution', [status(thm)],
% 1.08/0.89                [zip_derived_cl11, zip_derived_cl36])).
% 1.08/0.89  thf(zip_derived_cl42, plain,
% 1.08/0.89      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, X7 : $i]:
% 1.08/0.89         (~ (restaurant @ skc13 @ X6)
% 1.08/0.89          | ~ (in @ skc13 @ X7 @ X6)
% 1.08/0.89          | ~ (customer @ skc13 @ X7)
% 1.08/0.89          |  (ssSkC0)
% 1.08/0.89          |  (ssSkC0)
% 1.08/0.89          | ~ (actual_world @ skc13)
% 1.08/0.89          | ~ (patient @ skc13 @ (skf26 @ X1) @ (skf29 @ X0))
% 1.08/0.89          | ~ (agent @ skc13 @ X2 @ (skf29 @ X0))
% 1.08/0.89          | ~ (event @ skc13 @ X2)
% 1.08/0.89          | ~ (past @ skc13 @ X2)
% 1.08/0.89          | ~ (nonreflexive @ skc13 @ X2)
% 1.08/0.89          | ~ (drink @ skc13 @ X2)
% 1.08/0.89          | ~ (coffee @ skc13 @ X3)
% 1.08/0.89          | ~ (patient @ skc13 @ X2 @ X3)
% 1.08/0.89          | ~ (nonreflexive @ skc13 @ (skf26 @ X1))
% 1.08/0.89          | ~ (past @ skc13 @ (skf26 @ X1))
% 1.08/0.89          | ~ (agent @ skc13 @ (skf26 @ X1) @ (skf39 @ skc13))
% 1.08/0.89          | ~ (event @ skc13 @ (skf26 @ X1))
% 1.08/0.89          |  (ssSkC0)
% 1.08/0.89          | ~ (customer @ skc13 @ X4)
% 1.08/0.89          | ~ (in @ skc13 @ X4 @ X5)
% 1.08/0.89          | ~ (restaurant @ skc13 @ X5))),
% 1.08/0.89      inference('dp-resolution', [status(thm)],
% 1.08/0.89                [zip_derived_cl12, zip_derived_cl38])).
% 1.08/0.89  thf(zip_derived_cl44, plain,
% 1.08/0.89      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 1.08/0.89         X7 : $i, X8 : $i, X9 : $i]:
% 1.08/0.89         (~ (restaurant @ skc13 @ X8)
% 1.08/0.89          | ~ (in @ skc13 @ X9 @ X8)
% 1.08/0.89          | ~ (customer @ skc13 @ X9)
% 1.08/0.89          |  (ssSkC0)
% 1.08/0.89          | ~ (restaurant @ skc13 @ X0)
% 1.08/0.89          | ~ (in @ skc13 @ X1 @ X0)
% 1.08/0.89          | ~ (customer @ skc13 @ X1)
% 1.08/0.89          |  (ssSkC0)
% 1.08/0.89          | ~ (event @ skc13 @ (skf26 @ X2))
% 1.08/0.89          | ~ (agent @ skc13 @ (skf26 @ X2) @ (skf39 @ skc13))
% 1.08/0.89          | ~ (past @ skc13 @ (skf26 @ X2))
% 1.08/0.89          | ~ (nonreflexive @ skc13 @ (skf26 @ X2))
% 1.08/0.89          | ~ (patient @ skc13 @ (skf27 @ X4) @ X3)
% 1.08/0.89          | ~ (coffee @ skc13 @ X3)
% 1.08/0.89          | ~ (nonreflexive @ skc13 @ (skf27 @ X4))
% 1.08/0.89          | ~ (past @ skc13 @ (skf27 @ X4))
% 1.08/0.89          | ~ (event @ skc13 @ (skf27 @ X4))
% 1.08/0.89          | ~ (agent @ skc13 @ (skf27 @ X4) @ (skf29 @ X5))
% 1.08/0.89          | ~ (patient @ skc13 @ (skf26 @ X2) @ (skf29 @ X5))
% 1.08/0.89          | ~ (actual_world @ skc13)
% 1.08/0.89          |  (ssSkC0)
% 1.08/0.89          |  (ssSkC0)
% 1.08/0.89          | ~ (customer @ skc13 @ X6)
% 1.08/0.89          | ~ (in @ skc13 @ X6 @ X7)
% 1.08/0.89          | ~ (restaurant @ skc13 @ X7))),
% 1.08/0.89      inference('dp-resolution', [status(thm)],
% 1.08/0.89                [zip_derived_cl13, zip_derived_cl42])).
% 1.08/0.89  thf(zip_derived_cl46, plain,
% 1.08/0.89      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 1.08/0.89         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i]:
% 1.08/0.89         (~ (restaurant @ skc13 @ X10)
% 1.08/0.89          | ~ (in @ skc13 @ X11 @ X10)
% 1.08/0.89          | ~ (customer @ skc13 @ X11)
% 1.08/0.89          |  (ssSkC0)
% 1.08/0.89          | ~ (restaurant @ skc13 @ X0)
% 1.08/0.89          | ~ (in @ skc13 @ X1 @ X0)
% 1.08/0.89          | ~ (customer @ skc13 @ X1)
% 1.08/0.89          |  (ssSkC0)
% 1.08/0.89          |  (ssSkC0)
% 1.08/0.89          | ~ (actual_world @ skc13)
% 1.08/0.89          | ~ (patient @ skc13 @ (skf26 @ X3) @ (skf29 @ X2))
% 1.08/0.89          | ~ (agent @ skc13 @ (skf27 @ X4) @ (skf29 @ X2))
% 1.08/0.89          | ~ (event @ skc13 @ (skf27 @ X4))
% 1.08/0.89          | ~ (past @ skc13 @ (skf27 @ X4))
% 1.08/0.89          | ~ (nonreflexive @ skc13 @ (skf27 @ X4))
% 1.08/0.89          | ~ (patient @ skc13 @ (skf27 @ X4) @ (skf28 @ X5))
% 1.08/0.89          | ~ (nonreflexive @ skc13 @ (skf26 @ X3))
% 1.08/0.89          | ~ (past @ skc13 @ (skf26 @ X3))
% 1.08/0.89          | ~ (agent @ skc13 @ (skf26 @ X3) @ (skf39 @ skc13))
% 1.08/0.89          | ~ (event @ skc13 @ (skf26 @ X3))
% 1.08/0.89          |  (ssSkC0)
% 1.08/0.89          | ~ (customer @ skc13 @ X6)
% 1.08/0.89          | ~ (in @ skc13 @ X6 @ X7)
% 1.08/0.89          | ~ (restaurant @ skc13 @ X7)
% 1.08/0.89          |  (ssSkC0)
% 1.08/0.89          | ~ (customer @ skc13 @ X8)
% 1.08/0.89          | ~ (in @ skc13 @ X8 @ X9)
% 1.08/0.89          | ~ (restaurant @ skc13 @ X9))),
% 1.08/0.89      inference('dp-resolution', [status(thm)],
% 1.08/0.89                [zip_derived_cl17, zip_derived_cl44])).
% 1.08/0.89  thf(zip_derived_cl54, plain,
% 1.08/0.89      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 1.08/0.89         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i]:
% 1.08/0.89         (~ (restaurant @ skc13 @ X0)
% 1.08/0.89          | ~ (in @ skc13 @ X1 @ X0)
% 1.08/0.89          | ~ (customer @ skc13 @ X1)
% 1.08/0.89          |  (ssSkC0)
% 1.08/0.89          | ~ (restaurant @ skc13 @ X2)
% 1.08/0.89          | ~ (in @ skc13 @ X3 @ X2)
% 1.08/0.89          | ~ (customer @ skc13 @ X3)
% 1.08/0.89          |  (ssSkC0)
% 1.08/0.89          | ~ (event @ skc13 @ (skf26 @ X4))
% 1.08/0.89          | ~ (agent @ skc13 @ (skf26 @ X4) @ (skf39 @ skc13))
% 1.08/0.89          | ~ (past @ skc13 @ (skf26 @ X4))
% 1.08/0.89          | ~ (nonreflexive @ skc13 @ (skf26 @ X4))
% 1.08/0.89          | ~ (patient @ skc13 @ (skf27 @ X6) @ (skf28 @ X5))
% 1.08/0.89          | ~ (nonreflexive @ skc13 @ (skf27 @ X6))
% 1.08/0.89          | ~ (past @ skc13 @ (skf27 @ X6))
% 1.08/0.89          | ~ (event @ skc13 @ (skf27 @ X6))
% 1.08/0.89          | ~ (agent @ skc13 @ (skf27 @ X6) @ (skf29 @ X7))
% 1.08/0.89          | ~ (patient @ skc13 @ (skf26 @ X4) @ (skf29 @ X7))
% 1.08/0.89          |  (ssSkC0)
% 1.08/0.89          |  (ssSkC0)
% 1.08/0.89          | ~ (customer @ skc13 @ X8)
% 1.08/0.89          | ~ (in @ skc13 @ X8 @ X9)
% 1.08/0.89          | ~ (restaurant @ skc13 @ X9)
% 1.08/0.89          |  (ssSkC0)
% 1.08/0.89          | ~ (customer @ skc13 @ X10)
% 1.08/0.89          | ~ (in @ skc13 @ X10 @ X11)
% 1.08/0.89          | ~ (restaurant @ skc13 @ X11))),
% 1.08/0.89      inference('dp-resolution', [status(thm)],
% 1.08/0.89                [zip_derived_cl0, zip_derived_cl46])).
% 1.08/0.89  thf(zip_derived_cl198, plain,
% 1.08/0.89      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 1.08/0.89         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i]:
% 1.08/0.89         (~ (restaurant @ skc13 @ X11)
% 1.08/0.89          | ~ (in @ skc13 @ X10 @ X11)
% 1.08/0.89          | ~ (customer @ skc13 @ X10)
% 1.08/0.89          | ~ (restaurant @ skc13 @ X9)
% 1.08/0.89          | ~ (in @ skc13 @ X8 @ X9)
% 1.08/0.89          | ~ (customer @ skc13 @ X8)
% 1.08/0.89          | ~ (patient @ skc13 @ (skf26 @ X4) @ (skf29 @ X7))
% 1.08/0.89          | ~ (agent @ skc13 @ (skf27 @ X6) @ (skf29 @ X7))
% 1.08/0.89          | ~ (event @ skc13 @ (skf27 @ X6))
% 1.08/0.89          | ~ (past @ skc13 @ (skf27 @ X6))
% 1.08/0.89          | ~ (nonreflexive @ skc13 @ (skf27 @ X6))
% 1.08/0.89          | ~ (patient @ skc13 @ (skf27 @ X6) @ (skf28 @ X5))
% 1.08/0.89          | ~ (nonreflexive @ skc13 @ (skf26 @ X4))
% 1.08/0.89          | ~ (past @ skc13 @ (skf26 @ X4))
% 1.08/0.89          | ~ (agent @ skc13 @ (skf26 @ X4) @ (skf39 @ skc13))
% 1.08/0.89          | ~ (event @ skc13 @ (skf26 @ X4))
% 1.08/0.89          | ~ (customer @ skc13 @ X3)
% 1.08/0.89          | ~ (in @ skc13 @ X3 @ X2)
% 1.08/0.89          | ~ (restaurant @ skc13 @ X2)
% 1.08/0.89          |  (ssSkC0)
% 1.08/0.89          | ~ (customer @ skc13 @ X1)
% 1.08/0.89          | ~ (in @ skc13 @ X1 @ X0)
% 1.08/0.89          | ~ (restaurant @ skc13 @ X0))),
% 1.08/0.89      inference('simplify', [status(thm)], [zip_derived_cl54])).
% 1.08/0.89  thf(zip_derived_cl199, plain,
% 1.08/0.89      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 1.08/0.89         X7 : $i, X8 : $i, X9 : $i, X10 : $i]:
% 1.08/0.89         ( (ssSkC0)
% 1.08/0.89          | ~ (restaurant @ skc13 @ X1)
% 1.08/0.89          | ~ (in @ skc13 @ X2 @ X1)
% 1.08/0.89          | ~ (customer @ skc13 @ X2)
% 1.08/0.89          |  (ssSkC0)
% 1.08/0.89          | ~ (restaurant @ skc13 @ X3)
% 1.08/0.89          | ~ (in @ skc13 @ X4 @ X3)
% 1.08/0.89          | ~ (customer @ skc13 @ X4)
% 1.08/0.89          | ~ (event @ skc13 @ (skf26 @ X0))
% 1.08/0.89          | ~ (agent @ skc13 @ (skf26 @ X0) @ (skf39 @ skc13))
% 1.08/0.89          | ~ (past @ skc13 @ (skf26 @ X0))
% 1.08/0.89          | ~ (nonreflexive @ skc13 @ (skf26 @ X0))
% 1.08/0.89          | ~ (patient @ skc13 @ (skf27 @ X6) @ (skf28 @ X5))
% 1.08/0.89          | ~ (nonreflexive @ skc13 @ (skf27 @ X6))
% 1.08/0.89          | ~ (past @ skc13 @ (skf27 @ X6))
% 1.08/0.89          | ~ (event @ skc13 @ (skf27 @ X6))
% 1.08/0.89          | ~ (agent @ skc13 @ (skf27 @ X6) @ (skf29 @ X0))
% 1.08/0.89          | ~ (customer @ skc13 @ X7)
% 1.08/0.89          | ~ (in @ skc13 @ X7 @ X8)
% 1.08/0.89          | ~ (restaurant @ skc13 @ X8)
% 1.08/0.89          | ~ (customer @ skc13 @ X9)
% 1.08/0.89          | ~ (in @ skc13 @ X9 @ X10)
% 1.08/0.89          | ~ (restaurant @ skc13 @ X10))),
% 1.08/0.89      inference('sup-', [status(thm)], [zip_derived_cl151, zip_derived_cl198])).
% 1.08/0.89  thf(zip_derived_cl200, plain,
% 1.08/0.89      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 1.08/0.89         X7 : $i, X8 : $i, X9 : $i, X10 : $i]:
% 1.08/0.89         (~ (restaurant @ skc13 @ X10)
% 1.08/0.89          | ~ (in @ skc13 @ X9 @ X10)
% 1.08/0.89          | ~ (customer @ skc13 @ X9)
% 1.08/0.89          | ~ (restaurant @ skc13 @ X8)
% 1.08/0.89          | ~ (in @ skc13 @ X7 @ X8)
% 1.08/0.89          | ~ (customer @ skc13 @ X7)
% 1.08/0.89          | ~ (agent @ skc13 @ (skf27 @ X6) @ (skf29 @ X0))
% 1.08/0.89          | ~ (event @ skc13 @ (skf27 @ X6))
% 1.08/0.89          | ~ (past @ skc13 @ (skf27 @ X6))
% 1.08/0.89          | ~ (nonreflexive @ skc13 @ (skf27 @ X6))
% 1.08/0.89          | ~ (patient @ skc13 @ (skf27 @ X6) @ (skf28 @ X5))
% 1.08/0.89          | ~ (nonreflexive @ skc13 @ (skf26 @ X0))
% 1.08/0.89          | ~ (past @ skc13 @ (skf26 @ X0))
% 1.08/0.89          | ~ (agent @ skc13 @ (skf26 @ X0) @ (skf39 @ skc13))
% 1.08/0.89          | ~ (event @ skc13 @ (skf26 @ X0))
% 1.08/0.89          | ~ (customer @ skc13 @ X4)
% 1.08/0.89          | ~ (in @ skc13 @ X4 @ X3)
% 1.08/0.89          | ~ (restaurant @ skc13 @ X3)
% 1.08/0.89          | ~ (customer @ skc13 @ X2)
% 1.08/0.89          | ~ (in @ skc13 @ X2 @ X1)
% 1.08/0.89          | ~ (restaurant @ skc13 @ X1)
% 1.08/0.89          |  (ssSkC0))),
% 1.08/0.89      inference('simplify', [status(thm)], [zip_derived_cl199])).
% 1.08/0.89  thf(zip_derived_cl201, plain,
% 1.08/0.89      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 1.08/0.89         X7 : $i, X8 : $i, X9 : $i]:
% 1.08/0.89         ( (ssSkC0)
% 1.08/0.89          |  (ssSkC0)
% 1.08/0.89          | ~ (restaurant @ skc13 @ X1)
% 1.08/0.89          | ~ (in @ skc13 @ X2 @ X1)
% 1.08/0.89          | ~ (customer @ skc13 @ X2)
% 1.08/0.89          | ~ (restaurant @ skc13 @ X3)
% 1.08/0.89          | ~ (in @ skc13 @ X4 @ X3)
% 1.08/0.89          | ~ (customer @ skc13 @ X4)
% 1.08/0.89          | ~ (event @ skc13 @ (skf26 @ X0))
% 1.08/0.89          | ~ (agent @ skc13 @ (skf26 @ X0) @ (skf39 @ skc13))
% 1.08/0.89          | ~ (past @ skc13 @ (skf26 @ X0))
% 1.08/0.89          | ~ (nonreflexive @ skc13 @ (skf26 @ X0))
% 1.08/0.89          | ~ (patient @ skc13 @ (skf27 @ X0) @ (skf28 @ X5))
% 1.08/0.89          | ~ (nonreflexive @ skc13 @ (skf27 @ X0))
% 1.08/0.89          | ~ (past @ skc13 @ (skf27 @ X0))
% 1.08/0.89          | ~ (event @ skc13 @ (skf27 @ X0))
% 1.08/0.89          | ~ (customer @ skc13 @ X6)
% 1.08/0.89          | ~ (in @ skc13 @ X6 @ X7)
% 1.08/0.89          | ~ (restaurant @ skc13 @ X7)
% 1.08/0.89          | ~ (customer @ skc13 @ X8)
% 1.08/0.89          | ~ (in @ skc13 @ X8 @ X9)
% 1.08/0.89          | ~ (restaurant @ skc13 @ X9))),
% 1.08/0.89      inference('sup-', [status(thm)], [zip_derived_cl159, zip_derived_cl200])).
% 1.08/0.89  thf(zip_derived_cl202, plain,
% 1.08/0.89      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 1.08/0.89         X7 : $i, X8 : $i, X9 : $i]:
% 1.08/0.89         (~ (restaurant @ skc13 @ X9)
% 1.08/0.89          | ~ (in @ skc13 @ X8 @ X9)
% 1.08/0.89          | ~ (customer @ skc13 @ X8)
% 1.08/0.89          | ~ (restaurant @ skc13 @ X7)
% 1.08/0.89          | ~ (in @ skc13 @ X6 @ X7)
% 1.08/0.89          | ~ (customer @ skc13 @ X6)
% 1.08/0.89          | ~ (event @ skc13 @ (skf27 @ X0))
% 1.08/0.89          | ~ (past @ skc13 @ (skf27 @ X0))
% 1.08/0.89          | ~ (nonreflexive @ skc13 @ (skf27 @ X0))
% 1.08/0.89          | ~ (patient @ skc13 @ (skf27 @ X0) @ (skf28 @ X5))
% 1.08/0.89          | ~ (nonreflexive @ skc13 @ (skf26 @ X0))
% 1.08/0.89          | ~ (past @ skc13 @ (skf26 @ X0))
% 1.08/0.89          | ~ (agent @ skc13 @ (skf26 @ X0) @ (skf39 @ skc13))
% 1.08/0.89          | ~ (event @ skc13 @ (skf26 @ X0))
% 1.08/0.89          | ~ (customer @ skc13 @ X4)
% 1.08/0.89          | ~ (in @ skc13 @ X4 @ X3)
% 1.08/0.89          | ~ (restaurant @ skc13 @ X3)
% 1.08/0.89          | ~ (customer @ skc13 @ X2)
% 1.08/0.89          | ~ (in @ skc13 @ X2 @ X1)
% 1.08/0.89          | ~ (restaurant @ skc13 @ X1)
% 1.08/0.89          |  (ssSkC0))),
% 1.08/0.89      inference('simplify', [status(thm)], [zip_derived_cl201])).
% 1.08/0.89  thf(zip_derived_cl52, plain,
% 1.08/0.89      (( (ssSkC0) |  (in @ skc13 @ (skf39 @ skc13) @ (skf34 @ skc13)))),
% 1.08/0.89      inference('dp-resolution', [status(thm)],
% 1.08/0.89                [zip_derived_cl0, zip_derived_cl6])).
% 1.08/0.89  thf(clause17, conjecture,
% 1.08/0.89    (~( ( event @ skc13 @ ( skf27 @ W ) ) | ( ssSkC0 ) | 
% 1.08/0.89        ( ~( customer @ skc13 @ V ) ) | ( ~( in @ skc13 @ V @ U ) ) | 
% 1.08/0.89        ( ~( restaurant @ skc13 @ U ) ) ))).
% 1.08/0.89  thf(zf_stmt_32, negated_conjecture,
% 1.08/0.89    (( event @ skc13 @ ( skf27 @ W ) ) | ( ssSkC0 ) | 
% 1.08/0.89     ( ~( customer @ skc13 @ V ) ) | ( ~( in @ skc13 @ V @ U ) ) | 
% 1.08/0.89     ( ~( restaurant @ skc13 @ U ) )),
% 1.08/0.89    inference('cnf.neg', [status(esa)], [clause17])).
% 1.08/0.89  thf(zip_derived_cl16, plain,
% 1.08/0.89      (![X0 : $i, X1 : $i, X2 : $i]:
% 1.08/0.89         ( (event @ skc13 @ (skf27 @ X0))
% 1.08/0.89          |  (ssSkC0)
% 1.08/0.89          | ~ (customer @ skc13 @ X1)
% 1.08/0.89          | ~ (in @ skc13 @ X1 @ X2)
% 1.08/0.89          | ~ (restaurant @ skc13 @ X2))),
% 1.08/0.89      inference('cnf', [status(esa)], [zf_stmt_32])).
% 1.08/0.89  thf(zip_derived_cl111, plain,
% 1.08/0.89      (![X0 : $i]:
% 1.08/0.89         ( (ssSkC0)
% 1.08/0.89          | ~ (restaurant @ skc13 @ (skf34 @ skc13))
% 1.08/0.89          | ~ (customer @ skc13 @ (skf39 @ skc13))
% 1.08/0.89          |  (ssSkC0)
% 1.08/0.89          |  (event @ skc13 @ (skf27 @ X0)))),
% 1.08/0.89      inference('sup-', [status(thm)], [zip_derived_cl52, zip_derived_cl16])).
% 1.08/0.89  thf(zip_derived_cl113, plain,
% 1.08/0.89      (![X0 : $i]:
% 1.08/0.89         ( (event @ skc13 @ (skf27 @ X0))
% 1.08/0.89          | ~ (customer @ skc13 @ (skf39 @ skc13))
% 1.08/0.89          | ~ (restaurant @ skc13 @ (skf34 @ skc13))
% 1.08/0.89          |  (ssSkC0))),
% 1.08/0.89      inference('simplify', [status(thm)], [zip_derived_cl111])).
% 1.08/0.89  thf(zip_derived_cl48, plain,
% 1.08/0.89      (( (ssSkC0) |  (customer @ skc13 @ (skf39 @ skc13)))),
% 1.08/0.89      inference('dp-resolution', [status(thm)],
% 1.08/0.89                [zip_derived_cl0, zip_derived_cl2])).
% 1.08/0.89  thf(zip_derived_cl125, plain,
% 1.08/0.89      (![X0 : $i]:
% 1.08/0.89         ( (ssSkC0)
% 1.08/0.89          | ~ (restaurant @ skc13 @ (skf34 @ skc13))
% 1.08/0.89          |  (event @ skc13 @ (skf27 @ X0)))),
% 1.08/0.89      inference('clc', [status(thm)], [zip_derived_cl113, zip_derived_cl48])).
% 1.08/0.89  thf(zip_derived_cl49, plain,
% 1.08/0.89      (( (ssSkC0) |  (restaurant @ skc13 @ (skf34 @ skc13)))),
% 1.08/0.89      inference('dp-resolution', [status(thm)],
% 1.08/0.89                [zip_derived_cl0, zip_derived_cl3])).
% 1.08/0.89  thf(zip_derived_cl126, plain,
% 1.08/0.89      (![X0 : $i]: ( (event @ skc13 @ (skf27 @ X0)) |  (ssSkC0))),
% 1.08/0.89      inference('clc', [status(thm)], [zip_derived_cl125, zip_derived_cl49])).
% 1.08/0.89  thf(zip_derived_cl213, plain, (~ (ssSkC0)),
% 1.08/0.89      inference('clc', [status(thm)], [zip_derived_cl212, zip_derived_cl91])).
% 1.08/0.89  thf(zip_derived_cl226, plain, (![X0 : $i]:  (event @ skc13 @ (skf27 @ X0))),
% 1.08/0.89      inference('demod', [status(thm)], [zip_derived_cl126, zip_derived_cl213])).
% 1.08/0.89  thf(zip_derived_cl52, plain,
% 1.08/0.89      (( (ssSkC0) |  (in @ skc13 @ (skf39 @ skc13) @ (skf34 @ skc13)))),
% 1.08/0.89      inference('dp-resolution', [status(thm)],
% 1.08/0.89                [zip_derived_cl0, zip_derived_cl6])).
% 1.08/0.89  thf(clause16, conjecture,
% 1.08/0.89    (~( ( past @ skc13 @ ( skf27 @ W ) ) | ( ssSkC0 ) | 
% 1.08/0.89        ( ~( customer @ skc13 @ V ) ) | ( ~( in @ skc13 @ V @ U ) ) | 
% 1.08/0.89        ( ~( restaurant @ skc13 @ U ) ) ))).
% 1.08/0.89  thf(zf_stmt_33, negated_conjecture,
% 1.08/0.89    (( past @ skc13 @ ( skf27 @ W ) ) | ( ssSkC0 ) | 
% 1.08/0.89     ( ~( customer @ skc13 @ V ) ) | ( ~( in @ skc13 @ V @ U ) ) | 
% 1.08/0.89     ( ~( restaurant @ skc13 @ U ) )),
% 1.08/0.89    inference('cnf.neg', [status(esa)], [clause16])).
% 1.08/0.89  thf(zip_derived_cl15, plain,
% 1.08/0.89      (![X0 : $i, X1 : $i, X2 : $i]:
% 1.08/0.89         ( (past @ skc13 @ (skf27 @ X0))
% 1.08/0.89          |  (ssSkC0)
% 1.08/0.89          | ~ (customer @ skc13 @ X1)
% 1.08/0.89          | ~ (in @ skc13 @ X1 @ X2)
% 1.08/0.89          | ~ (restaurant @ skc13 @ X2))),
% 1.08/0.89      inference('cnf', [status(esa)], [zf_stmt_33])).
% 1.08/0.89  thf(zip_derived_cl108, plain,
% 1.08/0.89      (![X0 : $i]:
% 1.08/0.89         ( (ssSkC0)
% 1.08/0.89          | ~ (restaurant @ skc13 @ (skf34 @ skc13))
% 1.08/0.89          | ~ (customer @ skc13 @ (skf39 @ skc13))
% 1.08/0.89          |  (ssSkC0)
% 1.08/0.89          |  (past @ skc13 @ (skf27 @ X0)))),
% 1.08/0.89      inference('sup-', [status(thm)], [zip_derived_cl52, zip_derived_cl15])).
% 1.08/0.89  thf(zip_derived_cl110, plain,
% 1.08/0.89      (![X0 : $i]:
% 1.08/0.89         ( (past @ skc13 @ (skf27 @ X0))
% 1.08/0.89          | ~ (customer @ skc13 @ (skf39 @ skc13))
% 1.08/0.89          | ~ (restaurant @ skc13 @ (skf34 @ skc13))
% 1.08/0.89          |  (ssSkC0))),
% 1.08/0.89      inference('simplify', [status(thm)], [zip_derived_cl108])).
% 1.08/0.89  thf(zip_derived_cl48, plain,
% 1.08/0.89      (( (ssSkC0) |  (customer @ skc13 @ (skf39 @ skc13)))),
% 1.08/0.89      inference('dp-resolution', [status(thm)],
% 1.08/0.89                [zip_derived_cl0, zip_derived_cl2])).
% 1.08/0.89  thf(zip_derived_cl123, plain,
% 1.08/0.89      (![X0 : $i]:
% 1.08/0.89         ( (ssSkC0)
% 1.08/0.89          | ~ (restaurant @ skc13 @ (skf34 @ skc13))
% 1.08/0.89          |  (past @ skc13 @ (skf27 @ X0)))),
% 1.08/0.89      inference('clc', [status(thm)], [zip_derived_cl110, zip_derived_cl48])).
% 1.08/0.89  thf(zip_derived_cl49, plain,
% 1.08/0.89      (( (ssSkC0) |  (restaurant @ skc13 @ (skf34 @ skc13)))),
% 1.08/0.89      inference('dp-resolution', [status(thm)],
% 1.08/0.89                [zip_derived_cl0, zip_derived_cl3])).
% 1.08/0.89  thf(zip_derived_cl124, plain,
% 1.08/0.89      (![X0 : $i]: ( (past @ skc13 @ (skf27 @ X0)) |  (ssSkC0))),
% 1.08/0.89      inference('clc', [status(thm)], [zip_derived_cl123, zip_derived_cl49])).
% 1.08/0.89  thf(zip_derived_cl213, plain, (~ (ssSkC0)),
% 1.08/0.89      inference('clc', [status(thm)], [zip_derived_cl212, zip_derived_cl91])).
% 1.08/0.89  thf(zip_derived_cl225, plain, (![X0 : $i]:  (past @ skc13 @ (skf27 @ X0))),
% 1.08/0.89      inference('demod', [status(thm)], [zip_derived_cl124, zip_derived_cl213])).
% 1.08/0.89  thf(zip_derived_cl52, plain,
% 1.08/0.89      (( (ssSkC0) |  (in @ skc13 @ (skf39 @ skc13) @ (skf34 @ skc13)))),
% 1.08/0.89      inference('dp-resolution', [status(thm)],
% 1.08/0.89                [zip_derived_cl0, zip_derived_cl6])).
% 1.08/0.89  thf(clause15, conjecture,
% 1.08/0.89    (~( ( nonreflexive @ skc13 @ ( skf27 @ W ) ) | ( ssSkC0 ) | 
% 1.08/0.89        ( ~( customer @ skc13 @ V ) ) | ( ~( in @ skc13 @ V @ U ) ) | 
% 1.08/0.89        ( ~( restaurant @ skc13 @ U ) ) ))).
% 1.08/0.89  thf(zf_stmt_34, negated_conjecture,
% 1.08/0.89    (( nonreflexive @ skc13 @ ( skf27 @ W ) ) | ( ssSkC0 ) | 
% 1.08/0.89     ( ~( customer @ skc13 @ V ) ) | ( ~( in @ skc13 @ V @ U ) ) | 
% 1.08/0.89     ( ~( restaurant @ skc13 @ U ) )),
% 1.08/0.89    inference('cnf.neg', [status(esa)], [clause15])).
% 1.08/0.89  thf(zip_derived_cl14, plain,
% 1.08/0.89      (![X0 : $i, X1 : $i, X2 : $i]:
% 1.08/0.89         ( (nonreflexive @ skc13 @ (skf27 @ X0))
% 1.08/0.89          |  (ssSkC0)
% 1.08/0.89          | ~ (customer @ skc13 @ X1)
% 1.08/0.89          | ~ (in @ skc13 @ X1 @ X2)
% 1.08/0.89          | ~ (restaurant @ skc13 @ X2))),
% 1.08/0.89      inference('cnf', [status(esa)], [zf_stmt_34])).
% 1.08/0.89  thf(zip_derived_cl105, plain,
% 1.08/0.89      (![X0 : $i]:
% 1.08/0.89         ( (ssSkC0)
% 1.08/0.89          | ~ (restaurant @ skc13 @ (skf34 @ skc13))
% 1.08/0.89          | ~ (customer @ skc13 @ (skf39 @ skc13))
% 1.08/0.89          |  (ssSkC0)
% 1.08/0.89          |  (nonreflexive @ skc13 @ (skf27 @ X0)))),
% 1.08/0.89      inference('sup-', [status(thm)], [zip_derived_cl52, zip_derived_cl14])).
% 1.08/0.89  thf(zip_derived_cl107, plain,
% 1.08/0.89      (![X0 : $i]:
% 1.08/0.89         ( (nonreflexive @ skc13 @ (skf27 @ X0))
% 1.08/0.89          | ~ (customer @ skc13 @ (skf39 @ skc13))
% 1.08/0.89          | ~ (restaurant @ skc13 @ (skf34 @ skc13))
% 1.08/0.89          |  (ssSkC0))),
% 1.08/0.89      inference('simplify', [status(thm)], [zip_derived_cl105])).
% 1.08/0.89  thf(zip_derived_cl48, plain,
% 1.08/0.89      (( (ssSkC0) |  (customer @ skc13 @ (skf39 @ skc13)))),
% 1.08/0.89      inference('dp-resolution', [status(thm)],
% 1.08/0.89                [zip_derived_cl0, zip_derived_cl2])).
% 1.08/0.89  thf(zip_derived_cl121, plain,
% 1.08/0.89      (![X0 : $i]:
% 1.08/0.89         ( (ssSkC0)
% 1.08/0.89          | ~ (restaurant @ skc13 @ (skf34 @ skc13))
% 1.08/0.89          |  (nonreflexive @ skc13 @ (skf27 @ X0)))),
% 1.08/0.89      inference('clc', [status(thm)], [zip_derived_cl107, zip_derived_cl48])).
% 1.08/0.89  thf(zip_derived_cl49, plain,
% 1.08/0.89      (( (ssSkC0) |  (restaurant @ skc13 @ (skf34 @ skc13)))),
% 1.08/0.89      inference('dp-resolution', [status(thm)],
% 1.08/0.89                [zip_derived_cl0, zip_derived_cl3])).
% 1.08/0.89  thf(zip_derived_cl122, plain,
% 1.08/0.89      (![X0 : $i]: ( (nonreflexive @ skc13 @ (skf27 @ X0)) |  (ssSkC0))),
% 1.08/0.89      inference('clc', [status(thm)], [zip_derived_cl121, zip_derived_cl49])).
% 1.08/0.89  thf(zip_derived_cl213, plain, (~ (ssSkC0)),
% 1.08/0.89      inference('clc', [status(thm)], [zip_derived_cl212, zip_derived_cl91])).
% 1.08/0.89  thf(zip_derived_cl224, plain,
% 1.08/0.89      (![X0 : $i]:  (nonreflexive @ skc13 @ (skf27 @ X0))),
% 1.08/0.89      inference('demod', [status(thm)], [zip_derived_cl122, zip_derived_cl213])).
% 1.08/0.89  thf(zip_derived_cl52, plain,
% 1.08/0.89      (( (ssSkC0) |  (in @ skc13 @ (skf39 @ skc13) @ (skf34 @ skc13)))),
% 1.08/0.89      inference('dp-resolution', [status(thm)],
% 1.08/0.89                [zip_derived_cl0, zip_derived_cl6])).
% 1.08/0.89  thf(clause11, conjecture,
% 1.08/0.89    (~( ( nonreflexive @ skc13 @ ( skf26 @ W ) ) | ( ssSkC0 ) | 
% 1.08/0.89        ( ~( customer @ skc13 @ V ) ) | ( ~( in @ skc13 @ V @ U ) ) | 
% 1.08/0.89        ( ~( restaurant @ skc13 @ U ) ) ))).
% 1.08/0.89  thf(zf_stmt_35, negated_conjecture,
% 1.08/0.89    (( nonreflexive @ skc13 @ ( skf26 @ W ) ) | ( ssSkC0 ) | 
% 1.08/0.89     ( ~( customer @ skc13 @ V ) ) | ( ~( in @ skc13 @ V @ U ) ) | 
% 1.08/0.89     ( ~( restaurant @ skc13 @ U ) )),
% 1.08/0.89    inference('cnf.neg', [status(esa)], [clause11])).
% 1.08/0.89  thf(zip_derived_cl10, plain,
% 1.08/0.89      (![X0 : $i, X1 : $i, X2 : $i]:
% 1.08/0.89         ( (nonreflexive @ skc13 @ (skf26 @ X0))
% 1.08/0.89          |  (ssSkC0)
% 1.08/0.89          | ~ (customer @ skc13 @ X1)
% 1.08/0.89          | ~ (in @ skc13 @ X1 @ X2)
% 1.08/0.89          | ~ (restaurant @ skc13 @ X2))),
% 1.08/0.89      inference('cnf', [status(esa)], [zf_stmt_35])).
% 1.08/0.89  thf(zip_derived_cl100, plain,
% 1.08/0.89      (![X0 : $i]:
% 1.08/0.89         ( (ssSkC0)
% 1.08/0.89          | ~ (restaurant @ skc13 @ (skf34 @ skc13))
% 1.08/0.89          | ~ (customer @ skc13 @ (skf39 @ skc13))
% 1.08/0.89          |  (ssSkC0)
% 1.08/0.89          |  (nonreflexive @ skc13 @ (skf26 @ X0)))),
% 1.08/0.89      inference('sup-', [status(thm)], [zip_derived_cl52, zip_derived_cl10])).
% 1.08/0.89  thf(zip_derived_cl102, plain,
% 1.08/0.89      (![X0 : $i]:
% 1.08/0.89         ( (nonreflexive @ skc13 @ (skf26 @ X0))
% 1.08/0.89          | ~ (customer @ skc13 @ (skf39 @ skc13))
% 1.08/0.89          | ~ (restaurant @ skc13 @ (skf34 @ skc13))
% 1.08/0.89          |  (ssSkC0))),
% 1.08/0.89      inference('simplify', [status(thm)], [zip_derived_cl100])).
% 1.08/0.89  thf(zip_derived_cl48, plain,
% 1.08/0.89      (( (ssSkC0) |  (customer @ skc13 @ (skf39 @ skc13)))),
% 1.08/0.89      inference('dp-resolution', [status(thm)],
% 1.08/0.89                [zip_derived_cl0, zip_derived_cl2])).
% 1.08/0.89  thf(zip_derived_cl117, plain,
% 1.08/0.89      (![X0 : $i]:
% 1.08/0.89         ( (ssSkC0)
% 1.08/0.89          | ~ (restaurant @ skc13 @ (skf34 @ skc13))
% 1.08/0.89          |  (nonreflexive @ skc13 @ (skf26 @ X0)))),
% 1.08/0.89      inference('clc', [status(thm)], [zip_derived_cl102, zip_derived_cl48])).
% 1.08/0.89  thf(zip_derived_cl49, plain,
% 1.08/0.89      (( (ssSkC0) |  (restaurant @ skc13 @ (skf34 @ skc13)))),
% 1.08/0.89      inference('dp-resolution', [status(thm)],
% 1.08/0.89                [zip_derived_cl0, zip_derived_cl3])).
% 1.08/0.89  thf(zip_derived_cl118, plain,
% 1.08/0.89      (![X0 : $i]: ( (nonreflexive @ skc13 @ (skf26 @ X0)) |  (ssSkC0))),
% 1.08/0.89      inference('clc', [status(thm)], [zip_derived_cl117, zip_derived_cl49])).
% 1.08/0.89  thf(zip_derived_cl213, plain, (~ (ssSkC0)),
% 1.08/0.89      inference('clc', [status(thm)], [zip_derived_cl212, zip_derived_cl91])).
% 1.08/0.89  thf(zip_derived_cl223, plain,
% 1.08/0.89      (![X0 : $i]:  (nonreflexive @ skc13 @ (skf26 @ X0))),
% 1.08/0.89      inference('demod', [status(thm)], [zip_derived_cl118, zip_derived_cl213])).
% 1.08/0.89  thf(zip_derived_cl52, plain,
% 1.08/0.89      (( (ssSkC0) |  (in @ skc13 @ (skf39 @ skc13) @ (skf34 @ skc13)))),
% 1.08/0.89      inference('dp-resolution', [status(thm)],
% 1.08/0.89                [zip_derived_cl0, zip_derived_cl6])).
% 1.08/0.89  thf(clause10, conjecture,
% 1.08/0.89    (~( ( past @ skc13 @ ( skf26 @ W ) ) | ( ssSkC0 ) | 
% 1.08/0.89        ( ~( customer @ skc13 @ V ) ) | ( ~( in @ skc13 @ V @ U ) ) | 
% 1.08/0.89        ( ~( restaurant @ skc13 @ U ) ) ))).
% 1.08/0.89  thf(zf_stmt_36, negated_conjecture,
% 1.08/0.89    (( past @ skc13 @ ( skf26 @ W ) ) | ( ssSkC0 ) | 
% 1.08/0.89     ( ~( customer @ skc13 @ V ) ) | ( ~( in @ skc13 @ V @ U ) ) | 
% 1.08/0.89     ( ~( restaurant @ skc13 @ U ) )),
% 1.08/0.89    inference('cnf.neg', [status(esa)], [clause10])).
% 1.08/0.89  thf(zip_derived_cl9, plain,
% 1.08/0.89      (![X0 : $i, X1 : $i, X2 : $i]:
% 1.08/0.89         ( (past @ skc13 @ (skf26 @ X0))
% 1.08/0.89          |  (ssSkC0)
% 1.08/0.89          | ~ (customer @ skc13 @ X1)
% 1.08/0.89          | ~ (in @ skc13 @ X1 @ X2)
% 1.08/0.89          | ~ (restaurant @ skc13 @ X2))),
% 1.08/0.89      inference('cnf', [status(esa)], [zf_stmt_36])).
% 1.08/0.89  thf(zip_derived_cl73, plain,
% 1.08/0.89      (![X0 : $i]:
% 1.08/0.89         ( (ssSkC0)
% 1.08/0.89          | ~ (restaurant @ skc13 @ (skf34 @ skc13))
% 1.08/0.89          | ~ (customer @ skc13 @ (skf39 @ skc13))
% 1.08/0.89          |  (ssSkC0)
% 1.08/0.89          |  (past @ skc13 @ (skf26 @ X0)))),
% 1.08/0.89      inference('sup-', [status(thm)], [zip_derived_cl52, zip_derived_cl9])).
% 1.08/0.89  thf(zip_derived_cl75, plain,
% 1.08/0.89      (![X0 : $i]:
% 1.08/0.89         ( (past @ skc13 @ (skf26 @ X0))
% 1.08/0.89          | ~ (customer @ skc13 @ (skf39 @ skc13))
% 1.08/0.89          | ~ (restaurant @ skc13 @ (skf34 @ skc13))
% 1.08/0.89          |  (ssSkC0))),
% 1.08/0.89      inference('simplify', [status(thm)], [zip_derived_cl73])).
% 1.08/0.89  thf(zip_derived_cl48, plain,
% 1.08/0.89      (( (ssSkC0) |  (customer @ skc13 @ (skf39 @ skc13)))),
% 1.08/0.89      inference('dp-resolution', [status(thm)],
% 1.08/0.89                [zip_derived_cl0, zip_derived_cl2])).
% 1.08/0.89  thf(zip_derived_cl103, plain,
% 1.08/0.89      (![X0 : $i]:
% 1.08/0.89         ( (ssSkC0)
% 1.08/0.89          | ~ (restaurant @ skc13 @ (skf34 @ skc13))
% 1.08/0.89          |  (past @ skc13 @ (skf26 @ X0)))),
% 1.08/0.89      inference('clc', [status(thm)], [zip_derived_cl75, zip_derived_cl48])).
% 1.08/0.89  thf(zip_derived_cl49, plain,
% 1.08/0.89      (( (ssSkC0) |  (restaurant @ skc13 @ (skf34 @ skc13)))),
% 1.08/0.89      inference('dp-resolution', [status(thm)],
% 1.08/0.89                [zip_derived_cl0, zip_derived_cl3])).
% 1.08/0.89  thf(zip_derived_cl104, plain,
% 1.08/0.89      (![X0 : $i]: ( (past @ skc13 @ (skf26 @ X0)) |  (ssSkC0))),
% 1.08/0.89      inference('clc', [status(thm)], [zip_derived_cl103, zip_derived_cl49])).
% 1.08/0.89  thf(zip_derived_cl213, plain, (~ (ssSkC0)),
% 1.08/0.89      inference('clc', [status(thm)], [zip_derived_cl212, zip_derived_cl91])).
% 1.08/0.89  thf(zip_derived_cl222, plain, (![X0 : $i]:  (past @ skc13 @ (skf26 @ X0))),
% 1.08/0.89      inference('demod', [status(thm)], [zip_derived_cl104, zip_derived_cl213])).
% 1.08/0.89  thf(zip_derived_cl52, plain,
% 1.08/0.89      (( (ssSkC0) |  (in @ skc13 @ (skf39 @ skc13) @ (skf34 @ skc13)))),
% 1.08/0.89      inference('dp-resolution', [status(thm)],
% 1.08/0.89                [zip_derived_cl0, zip_derived_cl6])).
% 1.08/0.89  thf(clause9, conjecture,
% 1.08/0.89    (~( ( event @ skc13 @ ( skf26 @ W ) ) | ( ssSkC0 ) | 
% 1.08/0.89        ( ~( customer @ skc13 @ V ) ) | ( ~( in @ skc13 @ V @ U ) ) | 
% 1.08/0.89        ( ~( restaurant @ skc13 @ U ) ) ))).
% 1.08/0.89  thf(zf_stmt_37, negated_conjecture,
% 1.08/0.89    (( event @ skc13 @ ( skf26 @ W ) ) | ( ssSkC0 ) | 
% 1.08/0.89     ( ~( customer @ skc13 @ V ) ) | ( ~( in @ skc13 @ V @ U ) ) | 
% 1.08/0.89     ( ~( restaurant @ skc13 @ U ) )),
% 1.08/0.89    inference('cnf.neg', [status(esa)], [clause9])).
% 1.08/0.89  thf(zip_derived_cl8, plain,
% 1.08/0.89      (![X0 : $i, X1 : $i, X2 : $i]:
% 1.08/0.89         ( (event @ skc13 @ (skf26 @ X0))
% 1.08/0.89          |  (ssSkC0)
% 1.08/0.89          | ~ (customer @ skc13 @ X1)
% 1.08/0.89          | ~ (in @ skc13 @ X1 @ X2)
% 1.08/0.89          | ~ (restaurant @ skc13 @ X2))),
% 1.08/0.89      inference('cnf', [status(esa)], [zf_stmt_37])).
% 1.08/0.89  thf(zip_derived_cl62, plain,
% 1.08/0.89      (![X0 : $i]:
% 1.08/0.89         ( (ssSkC0)
% 1.08/0.89          | ~ (restaurant @ skc13 @ (skf34 @ skc13))
% 1.08/0.89          | ~ (customer @ skc13 @ (skf39 @ skc13))
% 1.08/0.89          |  (ssSkC0)
% 1.08/0.89          |  (event @ skc13 @ (skf26 @ X0)))),
% 1.08/0.89      inference('sup-', [status(thm)], [zip_derived_cl52, zip_derived_cl8])).
% 1.08/0.89  thf(zip_derived_cl63, plain,
% 1.08/0.89      (![X0 : $i]:
% 1.08/0.89         ( (event @ skc13 @ (skf26 @ X0))
% 1.08/0.89          | ~ (customer @ skc13 @ (skf39 @ skc13))
% 1.08/0.89          | ~ (restaurant @ skc13 @ (skf34 @ skc13))
% 1.08/0.89          |  (ssSkC0))),
% 1.08/0.89      inference('simplify', [status(thm)], [zip_derived_cl62])).
% 1.08/0.89  thf(zip_derived_cl48, plain,
% 1.08/0.89      (( (ssSkC0) |  (customer @ skc13 @ (skf39 @ skc13)))),
% 1.08/0.89      inference('dp-resolution', [status(thm)],
% 1.08/0.89                [zip_derived_cl0, zip_derived_cl2])).
% 1.08/0.89  thf(zip_derived_cl76, plain,
% 1.08/0.89      (![X0 : $i]:
% 1.08/0.89         ( (ssSkC0)
% 1.08/0.89          | ~ (restaurant @ skc13 @ (skf34 @ skc13))
% 1.08/0.89          |  (event @ skc13 @ (skf26 @ X0)))),
% 1.08/0.89      inference('clc', [status(thm)], [zip_derived_cl63, zip_derived_cl48])).
% 1.08/0.89  thf(zip_derived_cl49, plain,
% 1.08/0.89      (( (ssSkC0) |  (restaurant @ skc13 @ (skf34 @ skc13)))),
% 1.08/0.89      inference('dp-resolution', [status(thm)],
% 1.08/0.89                [zip_derived_cl0, zip_derived_cl3])).
% 1.08/0.89  thf(zip_derived_cl77, plain,
% 1.08/0.89      (![X0 : $i]: ( (event @ skc13 @ (skf26 @ X0)) |  (ssSkC0))),
% 1.08/0.89      inference('clc', [status(thm)], [zip_derived_cl76, zip_derived_cl49])).
% 1.08/0.89  thf(zip_derived_cl213, plain, (~ (ssSkC0)),
% 1.08/0.89      inference('clc', [status(thm)], [zip_derived_cl212, zip_derived_cl91])).
% 1.08/0.89  thf(zip_derived_cl221, plain, (![X0 : $i]:  (event @ skc13 @ (skf26 @ X0))),
% 1.08/0.89      inference('demod', [status(thm)], [zip_derived_cl77, zip_derived_cl213])).
% 1.08/0.89  thf(zip_derived_cl213, plain, (~ (ssSkC0)),
% 1.08/0.89      inference('clc', [status(thm)], [zip_derived_cl212, zip_derived_cl91])).
% 1.08/0.89  thf(zip_derived_cl243, plain,
% 1.08/0.89      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 1.08/0.89         X7 : $i, X8 : $i, X9 : $i]:
% 1.08/0.89         (~ (restaurant @ skc13 @ X9)
% 1.08/0.89          | ~ (in @ skc13 @ X8 @ X9)
% 1.08/0.89          | ~ (customer @ skc13 @ X8)
% 1.08/0.89          | ~ (restaurant @ skc13 @ X7)
% 1.08/0.89          | ~ (in @ skc13 @ X6 @ X7)
% 1.08/0.89          | ~ (customer @ skc13 @ X6)
% 1.08/0.89          | ~ (patient @ skc13 @ (skf27 @ X0) @ (skf28 @ X5))
% 1.08/0.89          | ~ (agent @ skc13 @ (skf26 @ X0) @ (skf39 @ skc13))
% 1.08/0.89          | ~ (customer @ skc13 @ X4)
% 1.08/0.89          | ~ (in @ skc13 @ X4 @ X3)
% 1.08/0.89          | ~ (restaurant @ skc13 @ X3)
% 1.08/0.89          | ~ (customer @ skc13 @ X2)
% 1.08/0.89          | ~ (in @ skc13 @ X2 @ X1)
% 1.08/0.89          | ~ (restaurant @ skc13 @ X1))),
% 1.08/0.89      inference('demod', [status(thm)],
% 1.08/0.89                [zip_derived_cl202, zip_derived_cl226, zip_derived_cl225, 
% 1.08/0.89                 zip_derived_cl224, zip_derived_cl223, zip_derived_cl222, 
% 1.08/0.89                 zip_derived_cl221, zip_derived_cl213])).
% 1.08/0.89  thf(zip_derived_cl244, plain,
% 1.08/0.89      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 1.08/0.89         X7 : $i, X8 : $i]:
% 1.08/0.89         (~ (restaurant @ skc13 @ X1)
% 1.08/0.89          | ~ (in @ skc13 @ X2 @ X1)
% 1.08/0.89          | ~ (customer @ skc13 @ X2)
% 1.08/0.89          | ~ (restaurant @ skc13 @ X3)
% 1.08/0.89          | ~ (in @ skc13 @ X4 @ X3)
% 1.08/0.89          | ~ (customer @ skc13 @ X4)
% 1.08/0.89          | ~ (agent @ skc13 @ (skf26 @ X0) @ (skf39 @ skc13))
% 1.08/0.89          | ~ (customer @ skc13 @ X5)
% 1.08/0.89          | ~ (in @ skc13 @ X5 @ X6)
% 1.08/0.89          | ~ (restaurant @ skc13 @ X6)
% 1.08/0.89          | ~ (customer @ skc13 @ X7)
% 1.08/0.89          | ~ (in @ skc13 @ X7 @ X8)
% 1.08/0.89          | ~ (restaurant @ skc13 @ X8))),
% 1.08/0.89      inference('sup-', [status(thm)], [zip_derived_cl230, zip_derived_cl243])).
% 1.08/0.89  thf(zip_derived_cl245, plain,
% 1.08/0.89      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, X7 : $i]:
% 1.08/0.89         (~ (restaurant @ skc13 @ X0)
% 1.08/0.89          | ~ (in @ skc13 @ X1 @ X0)
% 1.08/0.89          | ~ (customer @ skc13 @ X1)
% 1.08/0.89          | ~ (restaurant @ skc13 @ X2)
% 1.08/0.89          | ~ (in @ skc13 @ X3 @ X2)
% 1.08/0.89          | ~ (customer @ skc13 @ X3)
% 1.08/0.89          | ~ (customer @ skc13 @ X4)
% 1.08/0.89          | ~ (in @ skc13 @ X4 @ X5)
% 1.08/0.89          | ~ (restaurant @ skc13 @ X5)
% 1.08/0.89          | ~ (customer @ skc13 @ X6)
% 1.08/0.89          | ~ (in @ skc13 @ X6 @ X7)
% 1.08/0.89          | ~ (restaurant @ skc13 @ X7))),
% 1.08/0.89      inference('sup-', [status(thm)], [zip_derived_cl227, zip_derived_cl244])).
% 1.08/0.89  thf(zip_derived_cl247, plain,
% 1.08/0.89      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 1.08/0.89         (~ (restaurant @ skc13 @ X2)
% 1.08/0.89          | ~ (in @ skc13 @ X3 @ X2)
% 1.08/0.89          | ~ (customer @ skc13 @ X3)
% 1.08/0.89          | ~ (restaurant @ skc13 @ X4)
% 1.08/0.89          | ~ (in @ skc13 @ X5 @ X4)
% 1.08/0.89          | ~ (customer @ skc13 @ X5)
% 1.08/0.89          | ~ (customer @ skc13 @ X1)
% 1.08/0.89          | ~ (in @ skc13 @ X1 @ X0)
% 1.08/0.89          | ~ (restaurant @ skc13 @ X0)
% 1.08/0.89          | ~ (customer @ skc13 @ X1)
% 1.08/0.89          | ~ (restaurant @ skc13 @ X0))),
% 1.08/0.89      inference('eq_fact', [status(thm)], [zip_derived_cl245])).
% 1.08/0.89  thf(zip_derived_cl250, plain,
% 1.08/0.89      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 1.08/0.89         (~ (restaurant @ skc13 @ X0)
% 1.08/0.89          | ~ (in @ skc13 @ X1 @ X0)
% 1.08/0.89          | ~ (customer @ skc13 @ X1)
% 1.08/0.89          | ~ (customer @ skc13 @ X5)
% 1.08/0.89          | ~ (in @ skc13 @ X5 @ X4)
% 1.08/0.89          | ~ (restaurant @ skc13 @ X4)
% 1.08/0.89          | ~ (customer @ skc13 @ X3)
% 1.08/0.89          | ~ (in @ skc13 @ X3 @ X2)
% 1.08/0.89          | ~ (restaurant @ skc13 @ X2))),
% 1.08/0.89      inference('simplify', [status(thm)], [zip_derived_cl247])).
% 1.08/0.89  thf(zip_derived_cl256, plain,
% 1.08/0.89      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 1.08/0.89         (~ (restaurant @ skc13 @ X2)
% 1.08/0.89          | ~ (in @ skc13 @ X3 @ X2)
% 1.08/0.89          | ~ (customer @ skc13 @ X3)
% 1.08/0.89          | ~ (restaurant @ skc13 @ X0)
% 1.08/0.89          | ~ (in @ skc13 @ X1 @ X0)
% 1.08/0.89          | ~ (customer @ skc13 @ X1)
% 1.08/0.89          | ~ (customer @ skc13 @ X1)
% 1.08/0.89          | ~ (restaurant @ skc13 @ X0))),
% 1.08/0.89      inference('eq_fact', [status(thm)], [zip_derived_cl250])).
% 1.08/0.89  thf(zip_derived_cl258, plain,
% 1.08/0.89      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 1.08/0.89         (~ (customer @ skc13 @ X1)
% 1.08/0.89          | ~ (in @ skc13 @ X1 @ X0)
% 1.08/0.89          | ~ (restaurant @ skc13 @ X0)
% 1.08/0.89          | ~ (customer @ skc13 @ X3)
% 1.08/0.89          | ~ (in @ skc13 @ X3 @ X2)
% 1.08/0.89          | ~ (restaurant @ skc13 @ X2))),
% 1.08/0.89      inference('simplify', [status(thm)], [zip_derived_cl256])).
% 1.08/0.89  thf(zip_derived_cl262, plain,
% 1.08/0.89      (![X0 : $i, X1 : $i]:
% 1.08/0.89         (~ (restaurant @ skc13 @ X0)
% 1.08/0.89          | ~ (in @ skc13 @ X1 @ X0)
% 1.08/0.89          | ~ (customer @ skc13 @ X1)
% 1.08/0.89          | ~ (restaurant @ skc13 @ X0)
% 1.08/0.89          | ~ (customer @ skc13 @ X1))),
% 1.08/0.89      inference('eq_fact', [status(thm)], [zip_derived_cl258])).
% 1.08/0.89  thf(zip_derived_cl263, plain,
% 1.08/0.89      (![X0 : $i, X1 : $i]:
% 1.08/0.89         (~ (customer @ skc13 @ X1)
% 1.08/0.89          | ~ (in @ skc13 @ X1 @ X0)
% 1.08/0.89          | ~ (restaurant @ skc13 @ X0))),
% 1.08/0.89      inference('simplify', [status(thm)], [zip_derived_cl262])).
% 1.08/0.89  thf(zip_derived_cl266, plain,
% 1.08/0.89      ((~ (restaurant @ skc13 @ (skf34 @ skc13))
% 1.08/0.89        | ~ (customer @ skc13 @ (skf39 @ skc13)))),
% 1.08/0.89      inference('sup-', [status(thm)], [zip_derived_cl217, zip_derived_cl263])).
% 1.08/0.89  thf(zip_derived_cl49, plain,
% 1.08/0.89      (( (ssSkC0) |  (restaurant @ skc13 @ (skf34 @ skc13)))),
% 1.08/0.89      inference('dp-resolution', [status(thm)],
% 1.08/0.89                [zip_derived_cl0, zip_derived_cl3])).
% 1.08/0.89  thf(zip_derived_cl213, plain, (~ (ssSkC0)),
% 1.08/0.89      inference('clc', [status(thm)], [zip_derived_cl212, zip_derived_cl91])).
% 1.08/0.89  thf(zip_derived_cl216, plain, ( (restaurant @ skc13 @ (skf34 @ skc13))),
% 1.08/0.89      inference('demod', [status(thm)], [zip_derived_cl49, zip_derived_cl213])).
% 1.08/0.89  thf(zip_derived_cl48, plain,
% 1.08/0.89      (( (ssSkC0) |  (customer @ skc13 @ (skf39 @ skc13)))),
% 1.08/0.89      inference('dp-resolution', [status(thm)],
% 1.08/0.89                [zip_derived_cl0, zip_derived_cl2])).
% 1.08/0.89  thf(zip_derived_cl213, plain, (~ (ssSkC0)),
% 1.08/0.89      inference('clc', [status(thm)], [zip_derived_cl212, zip_derived_cl91])).
% 1.08/0.89  thf(zip_derived_cl215, plain, ( (customer @ skc13 @ (skf39 @ skc13))),
% 1.08/0.89      inference('demod', [status(thm)], [zip_derived_cl48, zip_derived_cl213])).
% 1.08/0.89  thf(zip_derived_cl267, plain, ($false),
% 1.08/0.89      inference('demod', [status(thm)],
% 1.08/0.89                [zip_derived_cl266, zip_derived_cl216, zip_derived_cl215])).
% 1.08/0.89  
% 1.08/0.89  % SZS output end Refutation
% 1.08/0.89  
% 1.08/0.89  
% 1.08/0.89  % /export/starexec/sandbox2/solver/bin/fo/fo1_lcnf.sh running for 50s
% 1.08/0.89  % /export/starexec/sandbox2/solver/bin/fo/fo17_bce.sh running for 50s
% 1.08/0.89  % Terminating...
% 2.20/0.95  % Runner terminated.
% 2.20/0.97  % Zipperpin 1.5 exiting
%------------------------------------------------------------------------------