Moehring-Kaikamdzozov, Elekes Memorial, Zamardi 1978. White avoided perpetual check and won the game. Which move did he play? Email answers to chess@spectator.co.uk by Monday 15 May. There is a prize of £20 for the first correct answer out of a hat. Please include a postal address and allow six weeks for prize delivery.
Last week’s solution 1 Ne4!, e.g. 1…Rxf3 2 Nxf3# or 1…Nf5 2 Qh1#, or 1…Ne2 2 Qf6#, or 1…Nxe4 2 Qf4#
Last week’s winner John Payne, Cheadle Hulme, Cheshire
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