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

Ex Input:
Who played 'Emma Peel' in the 1998 film 'The Avengers'?

Ex Output:
the avengers

Ex Input:
In which city were the 2002 Winter Olympic Games held?

Ex Output:
2002 winter olympics

Ex Input:
Who had a 2007 hit with Cry for You?

Ex Output:
cry for you