Problem: Castlebay is the main town on which Scottish island?
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A: barra

Problem: Best-selling Japanese author Marie Kondo refers to Japanese 'Tokimeku' ('spark joy' - literally palpitate) in the life-changing 'KonMari' method of?
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A: decluttering

Problem: What is name of the strait that divides New Zealand into Northern and Southern parts?
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A: cook strait

Problem: What waterway of South America that has the name of a robust wine is the largest tributary of Amazon?
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A:
madeira river