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

[Q]: What is the largest city in Bavaria?
[A]: bavaria

[Q]: Double vision, the perception of two images from a single object, is properly called what?
[A]: double vision

[Q]: 'Manam' and 'Bagana' are active volcanoes of which South-East Asian country?
[A]:
manam