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

Example Input: Which Beatle played Youngman Grand in The Magic Christian 1969, with Peter Sellers?
Example Output: the beatles

Example Input: Which 1995 'Space' move starred Tom Hanks; Bill Paxton and Kevin Bacon?
Example Output: tom hanks

Example Input: Which dramatist wrote 'The Alchemist in 1610?
Example Output:
the alchemist