instruction:
Given a factoid/trivia type question, generate the topic of the question. The topic is the entity the question talks about.
question:
What is the smallest country in Central America Costa Rica, Venezuela or El Salvador?
answer:
central america


question:
In 2013 Yahoo purchased which pictures and video microblogging website business that was founded in 2007 in New York City by David Karp?
answer:
yahoo!


question:
Dunlop cheese comes from which country?
answer:

dunlop cheese