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 'Emma Peel' in the 1998 film 'The Avengers'?
answer:
the avengers


question:
Which group had a top ten hit with 'Driving in My Car' in 1982?
answer:
driving in my car


question:
Who wrote the text on which the musical Cats was based?
answer:

cats