# Chess puzzle

### No. 813

White to play and mate in two moves. Composed by C.W.M. Feist, Hampshire Magazine, 1884. Email answers to chess@spectator.co.uk by Monday 12 August. 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…Rxh4+! 2

### No. 812

Black to play. Sokolovsky-Chopra, Biel Masters, 2024. Another game played on 20 July 2024. Black is in control, but which move struck the decisive blow? Email answers to chess@spectator.co.uk by Monday 5 August. There is a prize of £20 for the first correct answer out of a hat. Please include a postal address. Last week’s

### No. 811

White to play. This is a variation from Mirkovic-Gluzman, Belgrade 1991. Which move allows White to gain a decisive material advantage? Email answers to chess@spectator.co.uk by Monday 29 July. 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. 810

White has just played Kf3-e3. Which response showed this to be a decisive mistake? Email answers to chess@spectator.co.uk by Monday 22 July. 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 Bd3! e.g.

### No. 809

White to play and mate in two moves. Composed by Philip Hamilton Williams, The Chess Amateur, 1914. Email answers to chess@spectator.co.uk by Monday 15 July. 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. 808

White to play. This is a variation from Gelbmann–Gyimesi, Hungary 1996. Black threatens mate with …Qh4 or …Qh3. How does White turn the tables? Email answers to chess@spectator.co.uk by Monday 6 July. There is a prize of £20 for the first correct answer out of a hat. Please include a postal address. Last week’s solution 1

### No. 807

White to play. Banerjee-Carroll, English Championship 2024. Ten-year old Banerjee found the only move to exploit the awkwardly pinned rookon d6. What did he play? Email answers to chess@-spectator.co.uk by Monday 1 July. There is a prize of £20 for the first correct answer out of a hat. Please include a postal address and allow

### No. 606

White to play. Magnus Carlsen-Ding Liren, Norway Chess 2024. Ding’s last move, 29…Rb6-b2 was a blunder allowing a quick checkmate. What did Carlsen play? Email answers to chess@spectator.co.uk by Monday 24 June. There is a prize of £20 for the first correct answer out of a hat. Please include a postal address. Last week’s solution

### No. 805

White to play. Adapted from an example in Capablanca’s classic manual Chess Fundamentals. Only one move leads to a win for White. Which? Email answers to chess@spectator.co.uk by Monday 17 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

### No. 804

White to play and mate in two moves. Composed by Michael Lipton, Deutsche Schachzeitung, 1970. Email answers to chess@spectator.co.uk by Monday 10 June 2024. 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…Be4!

### No. 803

Black to play. Elisabeth Paehtz-Michael Adams, Salamanca Masters, May 2024. With his next move, Adams induced immediate resignation. What did he play? Email answers to chess@-spectator.co.uk by Monday 3 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

### No. 802

Black to play. Rocco-Ghasi, 4NCL, May 2024. White’s last move Rd1-a1 was a mistake, and with his next move Ghasi provoked instant resignation. What did he play? Email answers to chess@spectator.co.uk by Monday 27 May. There is a prize of £20 for the first correct answer out of a hat. Please include a postal address

### No. 801

Black to play. A variation from Rasmus Svane-Samuel Chow, 4NCL, May 2024. In the game, Svane avoided the capture of a bishop on d7 which would have allowed this position to occur. Which winning move for Black had he foreseen? Email answers to chess@spectator.co.uk by Monday 20 May. There is a prize of £20 for

### No. 800

Black to play. Kempinski-Gupta, Bundesliga, December 2023. White has just grabbed a pawn on a7. Which move won the game for Black? Email answers to chess@spectator.co.uk by Monday 13 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

### No. 799

Black to play. Adorjan-Lobron, the Master Game Final, London 1982. White’s far advanced b-pawn looks likely to win the game, but Lobron’s next move turned the tables. What did he play? Answers should be emailed to chess@spectator.co.uk by Monday 6 May. There is a prize of £20 for the first correct answer out of a

### No. 798

White to play and mate in two moves. Composed by Philip Hamilton Williams, the Weekly Mercury, 1896. Email answers to chess@spectator.co.uk by Monday 29 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

### No. 797

White to play. Makkar-Cherniaev, 4NCL Spring GM, March 2024. White is a pawn down, but his pieces are well placed. How did he strike a decisive blow? Answers should be emailed to chess@spectator.co.uk by Monday 22 April. There is a prize of £20 for the first correct answer out of a hat. Please include a

### No.796

Black to play. Abdusattorov-Praggnanandhaa, Prague Masters, March 2024. White has a rook for a knight. Which move allowed Black to turn the tables and gain a decisive advantage? Email answers to chess@spectator.co.uk by Monday 15 April. There is a prize of £20 for the first correct answer out of a hat. Please include a postal

### No. 795

White to play. Menchik-Graf, Women’s World Championship, Semmering 1937. Which brilliantmove provoked instant resignation? Beware: there is a tempting option which falls short. Email answers to chess@spectator.co.uk by Monday 8 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

### No. 794

White to play and mate in two moves. Composed by Sam Loyd, Baltimore Herald 1880. Email answers to chess@spectator.co.uk by Monday 1 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 Rf3!