White to play. Nunn-Gaprindashvili, ECU Senior Championship, Acqui Terme 2023. The former women’s world champion Gaprindashvili has just played 16…Nc6-a5. Which move did Nunn play to capitalise on this mistake? Answers should be emailed to chess@spectator.co.uk by Monday 12 June. 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 Rg2! Then 1…Kf3 2 Qa8# or 1…Kf5 2 Qe5# or 1…Kd5/d3 2 Qd4#
Last week’s winner Emmett Smith, Caterham, Surrey
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