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

Example Input: Zoey Barkow, Kevin Peyton, Eddie Walzer and Fitch Cooper are all characters in which US television series?
Example Output: merritt wever

Example Input: Which sprinter lit the Olympic flame at the 2000 Summer Olympic Games in Australia?
Example Output: 2000 summer olympics

Example Input: What 6'4 drag queen gain notoriety?
Example Output:
drag queen