Problem: Which architect's works include Jameos del Agua, Mirador del Rio and Jardin de Cactus?
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A: cesar manrique

Problem: 'Lady's slipper' is a variety of which flower?
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A: orchid

Problem: By what name was the mathematician 'Leonardo of Pisa' better known?
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A: fibonacci

Problem: How many semitones are there in an octave?
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A:
12