Given a factoid/trivia type question, generate the topic of the question. The topic is the entity the question talks about.

Example Input: Who had a 2000 hit with Country Grammar?
Example Output: country grammar

Example Input: The 2002 Winter Olympics were held in which city?
Example Output: 2002 winter olympics

Example Input: Who played the female lead in the 1957 film 'An Affair To Remember'?
Example Output:
an affair to remember