White to play. This position is a variation from Radjabov-Ivanchuk, London Candidates 2013. White has only one move to win here. Can you see it? Answers to me at The Spectator by Tuesday 26 March or via email to victoria@spectator.co.uk or by fax on 020 7681 3773. The winner will be the first correct answer out of a hat, and each week I shall be offering a prize of £20. Please include a postal address and allow six weeks for prize delivery.
Last week’s solution 1 Rf6
Last week’s winner Phillip Gardner, Letchworth Garden City, Hertfordshire
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