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

[Q]: Who won the Women's Singles at the 2015 Australian Open Tennis Championships?
[A]: the championships, wimbledon


[Q]: What is the largest country in Africa?
[A]: africa


[Q]: Of which country did Christina Kirchner become President in 2007?
[A]:

Show your work and conclude with the exact phrasing "Therefore, the final answer is [answer]." where [answer] is just the final number or expression that solves the problem.
user
cristina fernandez de kirchner


