Background: At the east end of the Lady Chapel is a memorial chapel to the airmen of the RAF who were killed in the Second World War. It incorporates a memorial window to the Battle of Britain, which replaces an earlier Tudor stained glass window destroyed in the war.
Question: Where is the memorial chapel of the airmen of the RAF?
Answer:<extra_id_0>.
<extra_id_0> At the east end of the Lady Chapel<extra_id_1>