White to play. This position is a variation from Hou Yifan-Ju, Gibraltar 2017. Hou lost this game to her compatriot. The puzzle shows what might have happened if her opponent had gone wrong. How can she conclude her attack? Answers to me at The Spectator by Tuesday 21 February or email email@example.com. There is a £20 prize 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 ... Qe1+
Last week’s winner John Briggs,
Whickham, Newcastle upon Tyne