White to play. Jansa-Wengholm, World Senior Championship 65+, 2023. With his next move, the Czech grandmaster Jansa struck a decisive blow on the kingside. What did he play? Answers should be emailed to chess@spectator.co.uk by Monday 21 November. 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…Rd1! 2 Qxd1 b2 and wins, or 2 Qxb3 Rd3+ or 2 Qb7 Rd2 with…b3 to follow.
Last week’s winner Philip Markham, Lansdown, Gloucestershire

Get Britain's best politics newsletters
Register to get The Spectator's insight and opinion straight to your inbox. You can then read two free articles each week.
Already a subscriber? Log in
Comments
Join the debate for just $5 for 3 months
Be part of the conversation with other Spectator readers by getting your first three months for $5.
UNLOCK ACCESS Just $5 for 3 monthsAlready a subscriber? Log in