Chess puzzle

No. 752

White to play. Shirov-Wedberg, Lundin Memorial, Stockholm 1990. Black has just played Rh6-h5, attacking the e5 pawn, but Shirov found a powerful response. What did he play? Answers should be emailed to chess@spectator.co.uk by Monday 22 May. There is a prize of £20 for the first correct answer out of a hat. Please include a

No. 751

Moehring-Kaikamdzozov, Elekes Memorial, Zamardi 1978. White avoided perpetual check and won the game. Which move did he play? Email answers to chess@spectator.co.uk by Monday 15 May. 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. 750

White to play and mate in two moves. Composed by Henri Gerard Marie Weenink in The Good Companion (1919). Answers should be emailed to chess@spectator.co.uk by Tuesday 9 May. 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

No. 749

White to play. Grandelius-Aabling Thomsen, Xtracon Open 2018. White has just one winning move. What did he play? Answers should be emailed to chess@spectator.co.uk by Monday 1 May. 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.

No. 748

White to play and mate in two moves. Composed by Sam Loyd, The Musical World, 1859. Email answers to chess@spectator.co.uk by Monday 24 April. 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

No. 747

White to play. Volokitin-Kallai, Hungarian Team Ch 2018. Volokitin’s next move was a crushing blow. What did he play? Be careful – there are a couple of false trails here. Email answers to chess@spectator.co.uk by Monday 17 April. There is a prize of £20 for the first correct answer out of a hat. Please include

No. 746

Black to play. A variation from the game Ding–Nepomniachtchi, shown above. Only one move crowns the attack here. Which move should Black play? Answers should be emailed to chess@spectator.co.uk by Monday 10 April. There is a prize of £20 for the first correct answer out of a hat. Please include a postal address and allow

No. 745

White to play and draw. Composed by A. Lifanov, 2002. The pawn on h4 looks unstoppable, but the draw is still within reach with an accurate sequence. What should White’s first move be? Email answers to chess@spectator.co.uk by Monday 3 April. There is a prize of £20 for the first correct answer out of a

No. 744

Black to play. Kobalia-Shevchenko, Serbia 2023. How did Black respond strongly to the attack on his queen? Answers should be emailed to chess@spectator.co.uk by Monday 27 March. 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

No. 743

Black to play. Ponomariov-Dragnev, Serbia 2023. Which move allowed Black to seize his chance on the queenside? Answers should be emailed to chess@spectator.co.uk by Monday 20 March. 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

Chess puzzle No. 742

White to play. Iskandarov-Babazade, Azerbaijan2003. Which move allowed White to save the draw? Answers should be emailed to chess@spectator.co.uk by Monday 13 March. 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 Ke6!

No. 741

White to play. Vallejo Pons-Santos Latasa, Leon 2018. The choice is between 1 Ke6 and 1 Rh8+. White calmly played the wrong one and Black resigned immediately! But which move wins the game? Email answers to chess@spectator.co.uk by Monday 6 March. There is a prize of £20 for the first correct answer out of a

No. 740

White to play. A variation from Roberson-Adams, Cambridge International Open 2023. Which move allows White to salvage a draw from this desperate situation? Answers should be emailed to chess@spectator.co.uk by Monday 27 February. There is a prize of £20 for the first correct answer out of a hat. Please include a postal address and allow

No. 739

Black to play. Yakubboev-Kramnik, Airthings Masters 2023. White’s last move, Re7-e6, was a blunder, allowing Kramnik to land a decisive tactic. What did he play? Email answers to chess@spectator.co.uk by Monday 20 February. There is a prize of £20 for the first correct answer out of a hat. Please include a postal address and allow

No. 738

White to play and mate in two. This position was published in the Bonus Socius (The Good Companion), a treatise from the 13th century. Answers should be emailed to chess@spectator.co.uk by Monday 13 February. There is a prize of £20 for the first correct answer out of a hat. Please include a postal address and

No. 737

Black to play. Adhiban-Warmerdam, Tata Steel Challengers, 2023. Adhiban’s last move, Nd4-e6, prepared a series of checks, starting with Nxg7+. Warmerdam’s response was a rude awakening. What did he play? Email answers to chess@spectator.co.uk by Monday 6 February. There is a prize of £20 for the first correct answer out of a hat. Please include

No. 736

White to play. Bibisara Assaubayeva-Rakshitta Ravi, Delhi 2019. Assaubayeva is down a bishop for two pawns, but she had aimed for this position, foreseeing a knockout blow. Which move did she play? Email answers to chess@spectator.co.uk by Monday 30 January. There is a prize of £20 for the first correct answer out of a hat.

No. 735

White to play. Emory Tate-Alexander Shabalov, Curaçao 2006. With his next move, Tate brought his attack to a crisp conclusion. What did he play? Email answers to chess@spectator.co.uk by Monday 23 January. There is a prize of £20 for the first correct answer out of a hat. Please include a postal address and allow six

No. 733

White to play. Tartakower–Winter, Hastings, 1935. White’s next move required careful calculation, but William Winter resigned once he had seen it. What did Tartakower play? Answers should be emailed to chess@spectator.co.uk by Monday 16 January. There is a prize of £20 for the first correct answer out of a hat. Please include a postal address

No. 733

White to play. Dubov-Sarin, World Rapid Championship, 2022. Dubov’s next move turned the attack up to 11, inducing instant resignation. What did he play? Answers should be emailed to chess@spectator.co.uk by Monday 9 January. There is a prize of £20 for the first correct answer out of a hat. Please include a postal address and