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

Which four letter word beginning with 'F' is a white crumbly Greek cheese, made from sheep's or goats milk and cured in brine?
sheep

'Highway 61 Revisited' and 'Blood On The Tracks' were both albums released by which popular singer?
highway 61 revisited

Which is the only cape in Scotland?

cape