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Plus: in this week’s puzzle — find Carlsen’s winning move
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Puzzle — find Black’s winning move while avoiding White’s sneaky trap
In this week’s puzzle — spot the Russian grandmaster’s winning tactic
The US championship is online this week, with Wesley So the early leader ahead of five-time champion Nakamura
More than 75,000 watch Russia’s emerging talent defeat US champion
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Hikaru Nakamura wins five titles, chasing Bobby Fischer’s eight