Problem: Gaston Leroux wrote which 1911 novel, later a famous musical?
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A: phantom of opera

Problem: What sort of song takes its name from old French for a circle dance?
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A: carol

Problem: What name is given to the death of tissue due to failure of the blood supply?
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A: necrosis

Problem: What colour triangle is on the logo of the Bass brewery?
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A:
red