Complex sentence: During the Winter months it is open every Sunday from 10am-4pm departing at regular intervals and includes a 10 minute (PG rated) informational video about nuclear war, the Royal Observer Corps and York Bunker.
Split into simpler sentences: During the Winter months it is open every Sunday from 10am-4pm. Tours depart at regular intervals and include a 10 minute (PG rated) film about nuclear war, the Royal Observer Corps and York Bunker.