Chess puzzle

No. 834

Black to play. Gukesh-Giri, Wijk aan Zee, 2025. With less than a minute, Giri erred and lost here. Which move would have won him the game? Email answers to chess@spectator.co.uk by Monday 27 January. There is a prize of a £20 John Lewis voucher for the first correct answer out of a hat. Please include

No. 833

White to play. Karthikeyan–Tabatabaei, Qatar Masters 2024. With his next move, Karthikeyaninitiated a winning combination. What did he play? Email answers to chess@spectator.co.uk by Monday 20 January. There is a prize of a £20 John Lewis voucher for the first correct answer out of a hat. Please include a postal address. Last week’s solution : 1

No. 832

White to play and mate in two moves. Composed by Edith Baird, Pen and Pencil, 1888. Email answers to chess@spectator.co.uk by Monday 13 February. 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.

No. 831

White to play. Composed by František Dedrle, Deutsches Wochenschach, 1921. Black plans to draw by eliminating the last pawn on b5. What is White’s only winning move? Email answers to chess@spectator.co.uk by Monday 6 January. There is a prize of a £20 John Lewis voucher for the first correct answer out of a hat. Please

No. 830

White to play. The conclusion of one of the rapid games from the ‘Battle of Generations’ match (See question 4 above). Which move did the grandmaster play to decide the game in her favour? Email answers to chess@spectator.co.uk by Friday 27 December. There is a prize of £20 for the first correct answer out of

Chess puzzle

White to play. Adewumi-Shlyakhtenko, New York, November 2024. The dangerous passed pawn on a7 means that White is the side pressing for the win. Which move allowed 14-year-old Tani Adewumi to win the game? Please note that because of the Christmas printing schedule there is no prize for this puzzle. Last week’s solution 1…c3! 2

No. 829

Black to play. Gretarsson-Fressinet, European Individual Championship, November 2024. In this position, both players overlooked a decisive tactical idea. Which move should Black play? Email answers to chess@spectator.co.uk by Monday 2 December. There is a prize of £20 for the first correct answer out of a hat. Please include a postal address and allow six weeks

No. 828

Black to play. Erigaisi-Dubov, Tata Steel India Blitz, November 2024. Dubov chose Rg4-e4, overlooking a tactical shot that would have won the game. What was the winning move? Email answers to chess@spectator.co.uk by Monday 25 November. There is a prize of £20 for the first correct answer out of a hat. Please include a postal

No. 827

White to play and mate in 2. Composed by Sam Loyd, La Stratégie, 1867. Email answers to chess@spectator.co.uk by Monday 18 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 Be8! threatens

No. 826

White to play and mate in 2. Composed by Otto Wurzburg, the Pittsburgh Gazette Times, 1917. Answers should be emailed to chess@spectator.co.uk by Monday 11 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

No. 825

White to play. Abdusattorov-Maghoodloo, European Club Cup, October 2024. Black’s preceding move Qg6xg3 backfired spectacularly. Which move allowed White to turn the tables? Email answers to chess@spectator.co.uk by Monday 4 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

No. 824

White to play and mate in two moves. Composed by Hermann Feodor Lehner, Deutsche Schachzeitung, 1873. Email answers to chess@spectator.co.uk by Monday 28 October. 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…f6!

No. 823

Black to play. Dominguez-Shankland, US Championship 2024. Which move allows Black to escape perpetual check and win? Email answers to chess@spectator.co.uk by Monday 21 October. There is a prize of £20 for the first correct answer out of a hat. Please include an address and allow six weeks for prize delivery. Last week’s solution 1…Kd3!

No. 822

Black to play. Mamedyarov-Maghsoodloo, Global Chess League, October 2024. Maghsoodloo chose wrongly here. Out of 1…Kd3, 1…b2+ and 1…c2, which one is the best? Answers should be emailed to chess@spectator.co.uk by Monday 14 October. There is a prize of £20 for the first correct answer out of a hat. Please include a postal address and

No. 821

White to play. Ciolacu-Khotenashvili, Fide Women’s Olympiad, Budapest, September 2024. How did White crown her kingside attack? Email answers to chess@spectator.co.uk by Monday 7 October. 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

No. 820

White to play. Kulaots-Kadric, Budapest Olympiad, September 2024. The Estonian grandmaster spotted a neat sequence to gain a decisive material advantage. What was his first move here? Email answers to chess@spectator.co.uk by Monday 30 September. There is a prize of £20 for the first correct answer out of a hat. Please include a postal address

No. 819

Le-Sindarov, Budapest Olympiad, September 2024. White’s next move induced immediate resignation. What did he play? Answers should be emailed to chess@spectator.co.uk by Monday 23 September. 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

No. 818

White to play. Niemann-Nakamura, Chess.com Speed Chess, Paris 2024. In this game from the third-place playoff match, Niemann crowned his attack in style. Which move did he play? Email answers to chess@spectator.co.uk by Monday 16 September. There is a prize of £20 for the first correct answer out of a hat. Please include a postal

No. 817

White to play and mate in two moves. Composed by Dmitry Vasilevich Klark, La Stratégie, 1868. Answers should be emailed to chess@spectator.co.uk by Monday 9 September. 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

No. 816

White to play. Caruana-Firouzja, Sinquefield Cup, 2024. Caruana exchanged rooks, but soon ran out of checks and resigned before the b2 pawn could promote. Which move would have secured a draw here? Email answers to chess@spectator.co.uk by Monday 2 September. There is a prize of £20 for the first correct answer out of a hat.