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

Input: Consider Input: Christopher Eccleston, Kerry Fox and Ewan McGregor played flatmates in which 1994 film?

Output: christopher eccleston

Input: Consider Input: What was Bon Jovi's first UK top ten hit single?

Output: bon jovi

Input: Consider Input: Who wrote the 1939 book The Big Sleep?
Output: the big sleep