Problem: Which English king was the son of Edward, the Black Prince?
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A: richard ii

Problem: "What city's tallest building is ""The Shard"", completed in 2012?"
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A: london

Problem: Where was the first battle with US involvement in the Korean War?
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A: suwon

Problem: Which leader did Hitler meet in the Brenner Pass in WWII?
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A:
mussolini