TASK DEFINITION: Given a factoid/trivia type question, generate the topic of the question. The topic is the entity the question talks about.
PROBLEM: Can you name the final movie directed by Alfred Hitchcock?

SOLUTION: alfred hitchcock

PROBLEM: Which Dickens novel is subtitled The Parish Boy's Progress?

SOLUTION: charles dickens

PROBLEM: In 2011, Christian Bale won a Best Supporting Actor Oscar for his role as an assistant to his half-brother in which boxing related film?

SOLUTION:
christian bale