White to play and mate in two moves. Composed by Hermann Feodor Lehner, Deutsche Schachzeitung, 1873. Email answers to chess@spectator.co.uk by Monday 28 October. 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…f6! wins, e.g. 2 Rxf6+ Qxf6. Shankland chose 1…Kh7? missing 2 Qg8+!! Kxg8 3 d8=Q+ Kh7 4 Qh4 with perpetual. 1…Kh5 2 Rc5+ is no better.
Last week’s winner Kevin Kiernan, London EC2

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