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

[Q]: Who was the CBS News anchor-man known as 'the man Americans most trust'?
[A]: news presenter


[Q]: Who is the BBC's political editor?
[A]: bbc


[Q]: In terms of population, Cordoba is the second largest city of which country?
[A]:
cordoba