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

[EX Q]: What book was written by Alexandre Dumas about Edmond Dantes' imprisonment in the Chateau d'If?
[EX A]: alexandre dumas

[EX Q]: Who was in the films Zelig, Stardust Memories, and Broadway Danny Rose?
[EX A]: broadway danny rose

[EX Q]: In which Beatles song released in 1966 would you find Father McKenzie darning his socks?
[EX A]:
the beatles