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Puzzle: find Black’s hidden win
Puzzle: find White's winning trick
Stand-off over alleged cheating led to a $100mn lawsuit and polarised opinion among chess fans
In this week’s puzzle: find the imaginative route to victory
Grandmaster, 19, accuses champion Magnus Carlsen and others of slander in affair that has rocked game’s elite echelons
Puzzle: can you mate in three in 15 minutes?
Puzzle: find the US champion’s winning move
Puzzle: can you find the snag in the solution?
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