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

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

[EX Q]: What is the smallest country in Central America Costa Rica, Venezuela or El Salvador?
[EX A]: central america

[EX Q]: Costa Coffee and Premier Inn are owned by which company?
[EX A]:
premier inn