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

Input: Consider Input: To which country do the Chatham Islands belong?

Output: chatham islands

Input: Consider Input: Charon is a moon which orbits which body?

Output: charon

Input: Consider Input: Which artistic movement was led by Henri Matisse and Andre Derain?
Output: andre derain