Given a factoid/trivia type question, generate the topic of the question. The topic is the entity the question talks about.

[EX Q]: In 1459, the Battle of Blore Heath in Staffordshire, England, 2 miles east of Market Drayton in Shropshire, was the first major battle of which campaign?
[EX A]: england

[EX Q]: Which country has 6 time zones called Pacific, Mountain, Central, Eastern, Atlantic and Newfoundland?
[EX A]: newfoundland and labrador

[EX Q]: Which American city has basketball-playing 'Celtics'?
[EX A]:
boston celtics