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

What was the title of Britney Spears' second album (and the single that was released from it)?
britney spears

Which US state was the title of a no. 1 hit for the Bee Gees in 1967?
bee gees

With which sport is Brett Favre associated?

brett favre