White to play. This is from Kasparov-Karpov, London/Leningrad (Game 16). Kasparov saw this conclusion many moves in advance. White would be lost if he did not have one particular move. What is it? Answers to me at The Spectator by Tuesday 10 November or via email to victoria@-spectator.co.uk. The winner is the first correct answer out of a hat, and each week there is a prize of £20. Please include a postal address.
Last week’s solution 1 Ne6
Last week’s winner Alex Jones, Ponteland, Northumberland