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

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

[EX Q]: In which range of mountains are the two highest peaks Aconcagua and Ojos Del Salado?
[EX A]: aconcagua

[EX Q]: Name the town in California where Clint Eastwood was elected mayor in 1986.?
[EX A]:
clint eastwood