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 of these was the title of Bobby Darin's first million selling single?

SOLUTION: bobby darin

PROBLEM: Angel Clare is a character in which novel by Thomas Hardy?

SOLUTION: angel clare

PROBLEM: From which country did former Formula One driver Denny Hulme originate?

SOLUTION:
denny hulme