TASK DEFINITION: Given a factoid/trivia type question, generate the topic of the question. The topic is the entity the question talks about.
PROBLEM: What sport features in the films `He Got Game` (1998), `Flubber` (1997) and `Celtic Pride` (1996)?

SOLUTION: celtic pride

PROBLEM: Which is the largest continent on Earth?

SOLUTION: earth

PROBLEM: Which song sang by the Chiffons shares it's name with an aria from Puccinis Madame Butterfly?

SOLUTION:
the chiffons