Given a factoid/trivia type question, generate the topic of the question. The topic is the entity the question talks about.
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Question: The rivers Axe, Brue, Cary, Parrett, eta, are in which English county?

Answer: castle cary


Question: What is the title of the four-episode special of 'Doctor Who', made for the Red Nose Day telethon in the UK, broadcast in March 1999?

Answer: doctor who


Question: In which English town can you find a series of five roundabouts arranged in a circle known as The Magic Roundabout In a 2009 poll by Britannica Rescue it was voted the 4th scariest junction in Britain.?

Answer:
britain