instruction:
Given a factoid/trivia type question, generate the topic of the question. The topic is the entity the question talks about.
question:
Who played Lionel Hardcastle in the TV series 'As Time Goes By'?
answer:
as time goes by


question:
Which Frenchman composed Clair de lune, the famous third movement of Suite bergamasque?
answer:
suite bergamasque


question:
Which tourist attraction can be found at Anaheim, Orange County, California?
answer:

california