White to play. Royal-Radeva, Isle of Wight Masters, 2025. Royal found a quick way to wrap up the game. Which move did he play? Email answers to chess@spectator.co.uk by Monday 9 March. There is a prize of a £20 John Lewis voucher 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… f5! and White resigned in view of 2 Qxg6 Ne2+ 3 Nxe2 Qb2 mate.
Last week’s winner Robert Stiff, Cambridge
Comments