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: Which of North America's Great Lakes has the same name as a province of Canada?
Example Output: canada

Example Input: In which country was the 2006 FIFA World Cup held?
Example Output:
2006 fifa world cup