What is the maximum capacity of any classroom?
select max(capacity) from classroom
What is the title of the course which is taught there?
select t3.title from classroom as t1 join section as t2 on t1.building = t2.building and t1.room_number = t2.room_number join course as t3 on t2.course_id = t3.course_id where t1.capacity = (select max(capacity) from classroom)
Also, what credits value does that course have?
select t3.title, t3.credits from classroom as t1 join section as t2 on t1.building = t2.building and t1.room_number = t2.room_number join course as t3 on t2.course_id = t3.course_id where t1.capacity = (select max(capacity) from classroom)