Carlsen Leads Alone On Perfect 12/12

GM Magnus Carlsen is the only player left on a perfect 12/12 score at the Meltwater Champions Chess Tour Finals after beating GM Anish Giri 3-0 in round four. GM Jan-Krzysztof Duda lost his first match, to GM Le Quang Liem, while GM Arjun Eri...

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