instruction:
Given a factoid/trivia type question, generate the topic of the question. The topic is the entity the question talks about.
question:
Which Best Picture nominated movie tells the story of US soldier, 'Chris' Kyle?
answer:
chris kyle


question:
The Greeks called her Athena, what was the Roman name for this Goddess?
answer:
athena


question:
Which 20th century novelist wrote The Quiet American, Stamboul Train, Brighton Rock and The Power And The Glory?
answer:

stamboul train