%------------------------------------------------------------------------------
% File : Zipperpin---2.1.9999
% Problem : PUZ131_1 : TPTP v9.2.0. Released v5.0.0.
% Transfm : none
% Format : tptp:raw
% Command : python3 /export/starexec/sandbox/solver/bin/portfolio.lams.parallel.py %s %d /export/starexec/sandbox/tmp/tmp.zROVJBXtdF true
% Computer : n018.cluster.edu
% Model : x86_64 x86_64
% CPU : Intel(R) Xeon(R) CPU E5-2620 v4 2.10GHz
% Memory : 8042.1875MB
% OS : Linux 3.10.0-693.el7.x86_64
% CPULimit : 300s
% WCLimit : 300s
% DateTime : Thu Oct 2 04:49:45 PM UTC 2025
% Result : Theorem 0.59s 0.80s
% Output : Refutation 0.59s
% Verified :
% SZS Type : Refutation
% Derivation depth : 7
% Number of leaves : 5
% Syntax : Number of formulae : 17 ( 12 unt; 0 typ; 0 def)
% Number of atoms : 25 ( 5 equ; 0 cnn)
% Maximal formula atoms : 3 ( 1 avg)
% Number of connectives : 62 ( 12 ~; 6 |; 0 &; 42 @)
% ( 0 <=>; 2 =>; 0 <=; 0 <~>)
% Maximal formula depth : 9 ( 4 avg)
% Number of types : 4 ( 3 usr)
% Number of type conns : 0 ( 0 >; 0 *; 0 +; 0 <<)
% Number of symbols : 9 ( 7 usr; 4 con; 0-2 aty)
% Number of variables : 11 ( 0 ^; 11 !; 0 ?; 11 :)
% Comments :
%------------------------------------------------------------------------------
thf(student_type,type,
student: $tType ).
thf(course_type,type,
course: $tType ).
thf(professor_type,type,
professor: $tType ).
thf(victor_type,type,
victor: professor ).
thf(taughtby_type,type,
taughtby: student > professor > $o ).
thf(enrolled_type,type,
enrolled: student > course > $o ).
thf(coordinatorof_type,type,
coordinatorof: course > professor ).
thf(teaches_type,type,
teaches: professor > course > $o ).
thf(csc410_type,type,
csc410: course ).
thf(michael_type,type,
michael: student ).
thf(michael_enrolled_csc410,axiom,
enrolled @ michael @ csc410 ).
thf(zip_derived_cl6,plain,
enrolled @ michael @ csc410,
inference(cnf,[status(esa)],[michael_enrolled_csc410]) ).
thf(student_enrolled_taught,axiom,
! [X: student,Y: course] :
( ( enrolled @ X @ Y )
=> ! [Z: professor] :
( ( teaches @ Z @ Y )
=> ( taughtby @ X @ Z ) ) ) ).
thf(zip_derived_cl5,plain,
! [X0: professor,X1: course,X2: student] :
( ~ ( teaches @ X0 @ X1 )
| ( taughtby @ X2 @ X0 )
| ~ ( enrolled @ X2 @ X1 ) ),
inference(cnf,[status(esa)],[student_enrolled_taught]) ).
thf(teaching_conjecture,conjecture,
taughtby @ michael @ victor ).
thf(zf_stmt_0,negated_conjecture,
~ ( taughtby @ michael @ victor ),
inference('cnf.neg',[status(esa)],[teaching_conjecture]) ).
thf(zip_derived_cl8,plain,
~ ( taughtby @ michael @ victor ),
inference(cnf,[status(esa)],[zf_stmt_0]) ).
thf(zip_derived_cl29,plain,
! [X0: course] :
( ~ ( enrolled @ michael @ X0 )
| ~ ( teaches @ victor @ X0 ) ),
inference('dp-resolution',[status(thm)],[zip_derived_cl5,zip_derived_cl8]) ).
thf(zip_derived_cl38,plain,
! [X0: course] :
( ( michael != michael )
| ( csc410 != X0 )
| ~ ( teaches @ victor @ X0 ) ),
inference('dp-resolution',[status(thm)],[zip_derived_cl6,zip_derived_cl29]) ).
thf(zip_derived_cl66,plain,
! [X0: course] :
( ~ ( teaches @ victor @ X0 )
| ( csc410 != X0 ) ),
inference(simplify,[status(thm)],[zip_derived_cl38]) ).
thf(zip_derived_cl67,plain,
~ ( teaches @ victor @ csc410 ),
inference(eq_res,[status(thm)],[zip_derived_cl66]) ).
thf(victor_coordinator_csc410,axiom,
( ( coordinatorof @ csc410 )
= victor ) ).
thf(zip_derived_cl7,plain,
( ( coordinatorof @ csc410 )
= victor ),
inference(cnf,[status(esa)],[victor_coordinator_csc410]) ).
thf(coordinator_teaches,axiom,
! [X: course] : ( teaches @ ( coordinatorof @ X ) @ X ) ).
thf(zip_derived_cl4,plain,
! [X0: course] : ( teaches @ ( coordinatorof @ X0 ) @ X0 ),
inference(cnf,[status(esa)],[coordinator_teaches]) ).
thf(zip_derived_cl70,plain,
teaches @ victor @ csc410,
inference('s_sup+',[status(thm)],[zip_derived_cl7,zip_derived_cl4]) ).
thf(zip_derived_cl71,plain,
$false,
inference(demod,[status(thm)],[zip_derived_cl67,zip_derived_cl70]) ).
%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.12/0.13 % Problem : PUZ131_1 : TPTP v9.2.0. Released v5.0.0.
% 0.12/0.14 % Command : python3 /export/starexec/sandbox/solver/bin/portfolio.lams.parallel.py %s %d /export/starexec/sandbox/tmp/tmp.zROVJBXtdF true
% 0.15/0.35 % Computer : n018.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 : Wed Oct 1 15:08:53 EDT 2025
% 0.15/0.35 % CPUTime :
% 0.15/0.35 % Running portfolio for 300 s
% 0.15/0.35 % File : /export/starexec/sandbox/benchmark/theBenchmark.p
% 0.15/0.35 % Number of cores: 8
% 0.15/0.36 % Python version: Python 3.6.8
% 0.15/0.36 % Running in FO mode
% 0.58/0.67 % Total configuration time : 435
% 0.58/0.67 % Estimated wc time : 1092
% 0.58/0.67 % Estimated cpu time (7 cpus) : 156.0
% 0.58/0.73 % /export/starexec/sandbox/solver/bin/fo/fo6_bce.sh running for 75s
% 0.59/0.77 % /export/starexec/sandbox/solver/bin/fo/fo3_bce.sh running for 75s
% 0.59/0.77 % /export/starexec/sandbox/solver/bin/fo/fo1_av.sh running for 75s
% 0.59/0.80 % /export/starexec/sandbox/solver/bin/fo/fo7.sh running for 63s
% 0.59/0.80 % Solved by fo/fo6_bce.sh.
% 0.59/0.80 % BCE start: 9
% 0.59/0.80 % BCE eliminated: 0
% 0.59/0.80 % PE start: 9
% 0.59/0.80 logic: eq
% 0.59/0.80 % PE eliminated: 2
% 0.59/0.80 % done 9 iterations in 0.021s
% 0.59/0.80 % SZS status Theorem for '/export/starexec/sandbox/benchmark/theBenchmark.p'
% 0.59/0.80 % SZS output start Refutation
% See solution above
% 0.59/0.80
% 0.59/0.80
% 0.59/0.80 % Terminating...
% 1.79/0.86 % Runner terminated.
% 1.79/0.87 % Zipperpin 1.5 exiting
%------------------------------------------------------------------------------