Black to play. Dominguez-Shankland, US Championship 2024. Which move allows Black to escape perpetual check and win? Email answers to chess@spectator.co.uk by Monday 21 October. There is a prize of £20 for the first correct answer out of a hat. Please include an address and allow six weeks for prize delivery.
Last week’s solution 1…Kd3! 2 f7 c2 3 Kb2 Kd2 4 f8=Q c1=Q+ gives Black a big advantage. 1…b2+? loses to 2 Kc2 as did 1…c2? 2 Kd2!
Last week’s winner Richard Green, Shalford, Guildford

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