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 which book of the Bible are the Ten Commandments first mentioned?

SOLUTION: bible

PROBLEM: What was the currency of Austria before the Euro?

SOLUTION: austria

PROBLEM: With which pop duo would you associate Theresa Bazaar and David Van Day?

SOLUTION:
pop music