Chess puzzle

No. 610

White to play. Grischuk–Aronian, Clutch Chess 2020. Only one rook move draws here. Which one? Answers should be emailed to chess@spectator-.co.uk by Monday 29 June. 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. 609

White to play. Tolush–Aronson, Moscow 1957. Strangely, this quick win was once wrongly attributed to Alekhine. How did White exploit the exposed position of the Black queen? Answers should be emailed to chess@spectator.co.uk by Monday 22 June. There is a prize of £20 for the first correct answer out of a hat. Please include a

No. 608

Black to play, Ding Liren–Daniil Dubov, Lindores Abbey Rapid Challenge, May 2020. Dubov’s rook is under attack, but his next move turned the tables, prompting immediate resignation. What did he play? Answers should be emailed to chess@spectator.co.uk by Monday 15 June. There is a prize of £20 for the first correct answer out of a

No. 607

White to play, Stockfish–AllieStein, TCEC Season 16. Stockfish found a beautiful knockout blow in this game against a different neural net engine. What did it play? Answers should be emailed to chess@spectator.co.uk by Monday 8 June. There is a prize of £20 for the first correct answer out of a hat. Please include a postal

No. 606

Tamas Fodor — Michael Adams, Hull 2018. White to play. One from the puzzles section of Smerdon’s book, which I witnessed myself. Adams’s last move, 60…Kf6-f7 set a trap. White’s next was a queen move that walked right into it. What was the losing move? Email answers to chess@spectator.co.uk by Monday 1 June. There is

No. 605

White mates in two moves against any defence (composed by Walter Pulitzer). Steinitz admitted he could not crack this within 15 minutes. What is White’s key first move? Answers should be emailed to chess@spectator.co.uk by Monday 25 May. There is a prize of £20 for the first correct answer out of a hat. Please include

No. 604

Aronian–Vidit, Online Nations Cup, May 2020. Vidit has just captured axb3 en passant. Aronian’s next move revealed a powerful concept. What was it? Answers should be emailed to chess@spectator.co.uk by Monday 18 May. There is a prize of £20 for the first correct answer out of a hat. Please include a postal address and allow

No. 603

Black to play. Ding–Nakamura, Magnus -Carlsen Invitational, April 2020. The position appears sterile, but Nakamura spotted a clever winning move. What was it? Answers should be emailed to chess@spectator.co.uk by Monday 11 May. There is a prize of £20 for the first correct answer out of a hat. Please include a postal address and allow

No. 602

Nepomniachtchi (lachesisQ)–Andriasian (Zaven_ChessMood), Abu Dhabi Super Blitz, April 2020. White is in danger here. Which move did he play to put the draw beyond doubt? Answers should be emailed to chess@spectator.co.uk by Monday 4 May. There is a prize of £20 for the first correct answer out of a hat. Please include a postal address

No. 601

Black to play. Sjugirov–Carlsen, Chess24 Banter Blitz Semi Final. In this wild position, Carlsen’s next move put the result beyond doubt. What did he play? Answers to chess@spectator.co.uk by Monday 27 April. There is a prize of £20 for the first correct answer out of a hat. Please include a postal address and allow six

No. 600

Black to play. Andrew Stone–Martin Jogstad, 4NCL Online, April 2020. The queen is trapped on f4, so 1…Rxg5 looks worth a try, as after 2 Rxf4 Bxf4 threatens Rg5-g3+. But in the diagram, Black found a far stronger move. Which one? Answers should be emailed to chess@spectator.co.uk by Monday 20 April. There is a prize

No. 599

A position adapted from Vojtech Plat–Ravi Haria, Hull GM tournament, 2019. The d6-pawn is crucial here, but White needs a clever move to sweep aside the blockade. What is it? Email answers to chess@spectator.co.uk by Monday 13 April. There is a prize of £20 for the first correct answer out of a hat. Please allow

No. 598

A variation from the game above. Although White is a pawn down, he can rustle up decisive counterplay with one accurate move. Which one? Answers should be emailed to chess@spectator.co.uk by Monday 6 April. There is a prize of £20 for the first correct answer out of a hat. Please include a postal address and

No. 597

A puzzle used in the solving championship, composed by Vittorio de Barbieri in 1918. White must give mate in two moves, against any defence. It is tempting to use the long diagonal directly, but the solution is more subtle: look for a move without a direct threat. Answers (first move only) to chess@spectator.co.uk by Monday

No. 596

White to play. Shirov–Yuffa, Nutcracker Battle of the Generations, Moscow 2020. The rook on f7 is pinned, and 1 Rxf8+ Qxf8+ costs White the rook on h3. How did Shirov turn the tables? Answers should be emailed to chess@spectator.co.uk by Tuesday 24 March. There is a prize of £20 for the first correct answer out

No. 595

Black to play. Tomashevsky–Lomasov, Nutcracker Battle of the Generations, Moscow 2020. A position with a surprising twist. Tomashevsky has just captured a bishop on b7. What is Black’s best response? Answers to ‘Chess’ at The Spectator by Tuesday 17 March or via email to victoria@-spectator.co.uk. There is a prize of £20 for the first correct

No. 594

Black to play. Puranik–Sjugirov, another spectacular game played at the Aeroflot Open. Puranik was perhaps counting on 1…Rc1 2 Qa3 Bd2 3 Qb2! threatening mate on g7. Sjugirov found a much more powerful move. What was it? Answers to ‘Chess’ at The Spectator by Tuesday 10 March or via email to victoria@-spectator.co.uk. There is a

No. 593

White to play, a variation from McShane–-Kamsky. In the game above, I was hoping to see 31…Qa5, as I had spotted an opportunity to turn the tables completely. What is White’s next move? Answers should be sent to ‘Chess’ at The Spectator by Tuesday 3 March or via email to victoria@spectator.-co.uk. There is a prize

No. 592

Black to play, Kateryna Lagno–Ju Wenjun, February 2020. Material is approximately balanced, but White’s king is in serious danger. What was Ju’s next move, which prompted immediate resignation? Answers should be sent to ‘Chess’ at The Spectator by Tuesday 25 February 2020 or via email to victoria@spectator.co.uk. There is a prize of £20 for the

No. 591

White to play, Dubov–Artemiev, Wijk aan Zee 2020. White is pressing here, but Black seems to have everything covered. Which subtle move allowed Dubov to force a quick resignation? Answers to ‘Chess’ at The Spectator by Tuesday 18 February or via email to victoria@spectator.co.uk. There is a prize of £20 for the first correct answer