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

[EX Q]: Who played 'Emma Peel' in the 1998 film 'The Avengers'?
[EX A]: the avengers

[EX Q]: Cassandra, Grizabella and Skimbleshanks are all characters in which Andrew Lloyd Webber musical?
[EX A]: andrew lloyd webber

[EX Q]: Which British comedian created the character Dennis Pennis?
[EX A]:
dennis pennis