instruction: Any chances I can take ASTRO 401 now ?
response: SELECT COUNT(*) > 0 FROM course, course_offering, offering_instructor, semester WHERE course.course_id = course_offering.course_id AND course.department = 'ASTRO' AND course.number = 401 AND offering_instructor.offering_id = course_offering.offering_id AND semester.semester = 'WN' AND semester.semester_id = course_offering.semester AND semester.year = 2016