instruction: Do I need to take EMBA 640 to take EMBA 604 ?
response: SELECT COUNT(*) > 0 FROM course AS COURSE_0, course AS COURSE_1, course_prerequisite WHERE COURSE_0.course_id = course_prerequisite.pre_course_id AND COURSE_0.department = 'EMBA' AND COURSE_0.number = 640 AND COURSE_1.course_id = course_prerequisite.course_id AND COURSE_1.department = 'EMBA' AND COURSE_1.number = 604