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

[EX Q]: Which jockey rode Red Alligator to victory in the 1968 Grand National?
[EX A]: red alligator

[EX Q]: And Then There Were None?
[EX A]: and then there were none

[EX Q]: Which singer married Bobby Brown in 1992?
[EX A]:
bobby brown