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

Example Input: The wine-producing region of Hunter Valley is in which Australian state?
Example Output: australia

Example Input: Which film actor became mayor of Carmel, California in 1986?
Example Output: carmel-by-the-sea, california

Example Input: Bill Cosby had a professional trial in which sport?
Example Output:
bill cosby