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A mask is seen during Nandan Mela, an art fair in Bolpur, some 165 km away from Kolkata, India, on Dec. 2, 2019. (Xinhua/Tumpa Mondal)
A mask is seen during Nandan Mela, an art fair in Bolpur, some 165 km away from Kolkata, India, on Dec. 2, 2019. (Xinhua/Tumpa Mondal)