White to play. A variation from L’Ami–Caruana, Bundesliga 2020. Caruana avoided this position, where White can force a quick mate. White should begin with a check, but which one? 1 h8=Q+, 1 Ne6+, or 1 Ne4+? Answers should be emailed to chess@spectator.co.uk by Monday 5 October. There is a prize of £20 for the first correct answer out of a hat.