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

Example Input: Which English town shares its name with the state capital of Delaware?
Example Output: delaware

Example Input: What name is given to the Fourth (4th) movement in Beethoven's / Ninth (9th) Symphony?
Example Output: ludwig van beethoven

Example Input: Which comedian and actor presents the Radio 4 programme The Unbelievable Truth?
Example Output:
actor