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Magnus Carlsen (L) of Norway competes during rapid round 1 match against Wesley So of the United States at Tata Steel Chess India 2019 in Kolkata, India, on Nov. 22, 2019. (Photo by Tumpa Mondal/Xinhua)

Magnus Carlsen (L) of Norway competes during rapid round 1 match against Wesley So of the United States at Tata Steel Chess India 2019 in Kolkata, India, on Nov. 22, 2019. (Photo by Tumpa Mondal/Xinhua)