Problem: "In the 1968 film, ""The Odd Couple"", the part of Oscar Madison was played by Walter Matthau. Which actor played the part in the TV adaptation?"
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A: jack klugman

Problem: In which Asian city were the 14th swimming World Championships held in July this year?
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A: shanghai

Problem: Which modern currency is derived from the old European coin the 'thaler'?
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A: dollar

Problem: What city is the capital of Argentina?
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A:
buenos aires