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

[EX Q]: Which river begins in the Rocky Mountains in south-west Colorado, crosses New Mexico and forms the border between Mexico and the USA before reaching the Gulf of Mexico?
[EX A]: new mexico

[EX Q]: Which was the title of the 7th and final book in the Chronicles of Narnia by C.S. Lewis?
[EX A]: the chronicles of narnia

[EX Q]: In which Irish county is the district of Connemara and the town of Athenry?
[EX A]:
athenry