Sven Magnus Øen Carlsen (born 30 November 1990) is a Norwegian chess grandmaster, often considered the greatest chess player of all time. Carlsen is a five-time World Chess Champion, reigning six-time World Rapid Chess Champion, reigning nine-time World Blitz Chess Champion and the reigning FIDE Freestyle Chess World Champion. Carlsen has held the No. 1 position in the FIDE rankings since 1 July 2011, the longest consecutive period, and trails only Garry Kasparov in time spent as the highest-rated player in the world. Carlsen's peak rating of 2882 is the highest in history. He also holds the record for the longest unbeaten streak at the elite level in classical chess at 125 games.
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