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: Which English comedian has joined Amanda Holden as one of the judges on the current series of 'Britain's Got Talent'?

Answer: britain's got talent


Question: Which of these was the title of Bobby Darin's first million selling single?

Answer: bobby darin


Question: Who had a hit album with Back to Bedlam in 2005?

Answer:
back to bedlam