TASK DEFINITION: Given a factoid/trivia type question, generate the topic of the question. The topic is the entity the question talks about.
PROBLEM: Where is the Barbary Coast?

SOLUTION: barbary coast

PROBLEM: Who had a 2000 hit with Country Grammar?

SOLUTION: country grammar

PROBLEM: The last time that anyone spoke to Adolf Hitler, he was in what city?

SOLUTION:
adolf hitler