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

Example Input: Which Nation does Aston Villa Goalkeeper Brad Guzan represent?
Example Output: brad guzan

Example Input: Food writer and critic Egon Ronay, who died in 2010, was born in what country, which offers a food related pun?
Example Output: egon ronay

Example Input: In which film starring Edward G Robinson are the main character's dying words Mother of Mercy, is this the end of Rico?
Example Output:
edward g. robinson