TASK DEFINITION: Given a factoid/trivia type question, generate the topic of the question. The topic is the entity the question talks about.
PROBLEM: What American swimmer won eight gold medals at the 2008 Olympics?

SOLUTION: 2008 summer olympics

PROBLEM: In the film `Breakfast at Tiffanys`, what is the name of Audrey Hepburn`s character`s cat ?

SOLUTION: breakfast at tiffany's

PROBLEM: Who was guest drummer for Led Zeppelin at the Live Aid concert in 1985?

SOLUTION:
drummer