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

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


[Q]: Which actress played Arwen in the trilogy of films?
[A]: arwen


[Q]: What was the name of Australian tv's 'Crocodile Hunter?
[A]:
the crocodile hunter