This is a version of the school database, based on the PRM School example.
There are four main files:
school_128.yap: a school with 128 professors, 256 courses and 4096 students.
school_64.yap: medium size school
sch32.yap: small school (PFL)
parschema.pfl: the PFL schema
tables: CPTs
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professor_ability(p0,X).
professor_popularity(p0,X).
professor_ability(p0,X), professor_popularity(p0,h).
professor_ability(p0,h), professor_popularity(p0,X).
registration_grade(r0,X).
registration_grade(r0,X), registration_course(r0,C), course_difficulty(C,h).
registration_grade(r0,X), registration_course(r0,C), course_difficulty(C,h), registration_student(r0,S), student_intelligence(S,h).
registration_grade(r0,X), registration_course(r0,C), course_difficulty(C,l), registration_student(r0,S), student_intelligence(S,h).
registration_satisfaction(r0,X).
registration_satisfaction(r0,X), registration_student(r0,S), student_intelligence(S,h).
registration_satisfaction(r0,X), registration_grade(r0,a).
registration_satisfaction(r0,X), registration_grade(r0,d).
registration_satisfaction(r0,h), registration_grade(r0,X).
course_rating(c0,X).
course_rating(c0,h), course_difficulty(c0,X).
course_difficulty(c0,X).
rank(s0,X).
rank(s0,X), student_intelligence(s0,h).