
White to play. Eren-Bosiocic, European Individual Championship, 2025. Here, White conjured a mating attack from his tangle of pieces on the kingside. Which move did he play? Email answers to chess@spectator.co.uk by Monday 7 April. 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 Bd4! Then 1…Kd6 2 Qd8# or 1…Nd6 2 Bb6#. Other moves are met by 2 Be5#
Last week’s winner Paul Carter, Lancaster

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