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

Input: Consider Input: The wine-producing region of Hunter Valley is in which Australian state?

Output: australia


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

Output: yahoo!


Input: Consider Input: Which vegetable has the Latin name alium cepa?


Output: vegetable