Problem: Clusterball is a game involving aircraft, balls, magnetic ramps and a collection point, and is played on what?
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A: screen

Problem: What important river in south-west France and north-west Spain gives access to Bordeaux, and links the Mediterranean Sea to the Bay of Biscay?
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A: garonne

Problem: With which group was Morrissey the lead singer?
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A: smiths

Problem: How may moons does the planet Mars have?
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A:
2