Problem: What is the surname of Joe in the children's television series 'Joe 90'?
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A: mcclaine

Problem: In French cookery, a dubarry sauce contains which vegetable?
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A: cauliflower

Problem: Which river forms most of the border between Laos and Thailand?
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A: mekong

Problem: Spelunking is the recreational pastime of exploring what?
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A:
caves