White to play. This is from Réti-Spielmann, Opatija 1912. How did Réti conclude his kingside attack? Answers to me at The Spectator by Tuesday 31 January or via email to victoria@spectator.co.uk. 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 Qd8+
Last week’s winner Jim Ward, Coldstream, Berwickshire