Problem: Which chemical element, with the symbol 'Rb', takes its name from the Latin for 'deepest red'?
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A: rubidium

Problem: What is the deepest lake in the world
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A: lake baikal in siberia

Problem: What domestic appliance was invented in 1901 by Alva J. Fisher?
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A: electric washing machine

Problem: On which river is the market town of Welshpool?
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A:
severn