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

[EX Q]: What is the capital of the US state of California?
[EX A]: california

[EX Q]: 'Bring It All Back' was the debut single for which group in 1999?
[EX A]: bring it all back

[EX Q]: Which actress is the daughter of Debbie Reynolds?
[EX A]:
debbie reynolds