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

Ex Input:
In which city could you visit the Anne Frank House?

Ex Output:
anne frank house

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

Ex Output:
the avengers

Ex Input:
You're Going To Lose That Girl was from which Beatles film in 1965?

Ex Output:
the beatles