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

Example Input: The Neil Simon plays The Prisoner of Second Avenue and Brighton Beach Memoirs are set in which city?
Example Output: brighton beach memoirs

Example Input: What did Banting and Best discover in 1921?
Example Output: charles herbert best

Example Input: Which famous scientist lived at Down house in Kent?
Example Output:
down house