What is the fine-grained topic of the following text: The program is expected to be open 11 a.m. to 9 p.m. Saturdays, 10 a.m. to 8 p.m. Sundays and 4:30 to 9:30 p.m. Tuesdays, but as a pilot program, the times are subject to change, Punongbayan said. Only return the topic.
Operating hours of a pilot program