TASK DEFINITION: Given a factoid/trivia type question, generate the topic of the question. The topic is the entity the question talks about.
PROBLEM: Which jockey won the 1981 UK Grand National on Aldaniti?

SOLUTION: aldaniti

PROBLEM: Which of the American Idol judges has been there for all 10 seasons?

SOLUTION: american idol

PROBLEM: Who's first book was Down and Out in Paris and London?

SOLUTION:
down and out in paris and london