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

Example Input: Which four letter word beginning with 'F' is a white crumbly Greek cheese, made from sheep's or goats milk and cured in brine?
Example Output: sheep

Example Input: Inked by Dean Young, the travails of the Bumstead family are depicted in what comic strip created in 1930?
Example Output: dean young

Example Input: David Stern was the commissioner of what organization?
Example Output:
david stern