TASK DEFINITION: Given a factoid/trivia type question, generate the topic of the question. The topic is the entity the question talks about.
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 played Captain Jean-Luc Picard in the television series 'Star-Trek: The Next Generation'?

SOLUTION: jean-luc picard

PROBLEM: With which song did Swedish pop group Abba win the 1974 Eurovision Song Contest?

SOLUTION:
abba