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

[Q]: Name Alfred Hitchcock's first sound film as director?
[A]: alfred hitchcock

[Q]: Who composed 'Eine Kleine Nachtmusik' in the 18th Century?
[A]: eine kleine nachtmusik

[Q]: At the 2012 London Olympics, who won the first ever Women's Boxing Gold medal?
[A]:
2012 summer olympics