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

[EX Q]: 'Arthur Clennam', 'Jeremiah Flintwinch', and 'Edward Sparkler' are all characters in which Dickens' novel?
[EX A]: arthur clennam

[EX Q]: Who composed Air on the G String?
[EX A]: air on the g string

[EX Q]: Which city is the capital of the Central American Republic of Belize?
[EX A]:
belize