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

[EX Q]: The plays 'The Barber of Seville' and 'Marriage of Figaro' were written by whom?
[EX A]: the marriage of figaro

[EX Q]: Baltusrol Course lies in which US state?
[EX A]: baltusrol golf club

[EX Q]: Its capital is Valverde - which is the smallest of the Canary Islands?
[EX A]:
valverde