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People enjoy the spring weather while keeping distance in Warsaw, Poland on April 27, 2020. (Photo by Jaap Arriens/Xinhua)
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People wearing face masks are seen in Warsaw, Poland on April 27, 2020. (Photo by Jaap Arriens/Xinhua)
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People enjoy the spring weather along a boulevard in Warsaw, Poland on April 27, 2020. (Photo by Jaap Arriens/Xinhua)?