Problem: In which year did the Queen marry the Duke of Edinburgh?
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A: 1947

Problem: The Richter Scale used for measuring the energy released by earthquakes, mostly replaced since 1979 by the MMS (moment magnitude scale), was developed by Charles Richter and which other scientist?
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A: beno gutenberg

Problem: Which poet had a dog called Boatswain?
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A: lord byron

Problem: Paper is one of the 'Four Great Inventions' of which country?
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A:
china