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

Which band had a hit with the song 'Brown Girl in the Ring'?
brown girl in the ring

The novels 'The Shipmaster, 'The Iron Ships' and 'The Trade Winds' by Cyril Abraham, are based on which 1970's British tv series?
cyril abraham

The Sepoy Mutiny of 1857 that was fought in places like Cawnpore, Lucknow before ending in Gwalior is said to be the first war of independence in the history of which country?

kanpur