Chess puzzle

No. 672

25 September 2021 9:00 am

Black to play. J. Polgar — Gaprindashvili, Novi Sad Olympiad 1990. Gaprindashvili’s next move prompted immediate resignation. What did she…

No. 671

18 September 2021 9:00 am

White to play. Gaprindashvili–Servaty, Dortmund 1974. The dark squares around Black’s king are critically weak, and White found an accurate…

Puzzle no. 670

11 September 2021 9:00 am

White to play. Harvey–Roberson, Northumbria Masters 2021. Black’s last move, 37…Kf7-e7 looked plausible, but walked into a clever tactic. What…

Puzzle no. 669

4 September 2021 9:00 am

White to play. Swiercz–Xiong, Sinquefield Cup 2021. 1 Kxb2 allows a perpetual check. But forcing an exchange of queens would…

No. 668

28 August 2021 9:00 am

Black to play. Geller–Sveshnikov, USSR Ch 1978. Geller’s last move, 34 Rb1-e1 looked clever, since Black cannot safely capture the…

No. 667

21 August 2021 9:00 am

White to play and draw. The conclusion of an endgame study composed by J. Hašek (1951). Black is preparing a…

No. 666

14 August 2021 9:00 am

White to play. Abdusattorov–Durarbayli, Sochi 2021. The endgame looks tricky, but White found a way to force a quick mate.…

No. 665

7 August 2021 9:00 am

White to play. Adhiban–Delgado Ramirez, Sochi 2021. White has more than one good move, but Adhiban found a spectacular way…

No. 664

31 July 2021 9:00 am

White to play. Greco–NN, 1620. The centre is a dangerous place for the king. Which move does White play to…

No. 663

24 July 2021 9:00 am

White to play. A variation from Grandelius – Xiong, Fide World Cup, Sochi 2021. With an accurate queen check,White can…

No. 662

17 July 2021 9:00 am

White to play and mate in two. Composed by Sam Loyd, Sunny South, 1885. Nearly all Black’s legal moves can…

No. 661

10 July 2021 9:00 am

Black to play. Daggupati–Mishra, Charlotte 2020. 1…Rf1+ 2 Kg2 is a dead end, as White’s queen covers the f2 square.…

No. 660

3 July 2021 9:00 am

White to play. So–Vachier-Lagrave, Paris, June 2021. The queen on e7 can be taken, but Black’s last move was …Rd8,…

No. 659

26 June 2021 9:00 am

White to play. Gukesh–Yip, Gelfand Challenge, June 2021. White has strong pressure on the f-file, but which move forces a…

No. 658

19 June 2021 9:00 am

Mammadzada — M. Muzychuk, May 2021. In this messy position, Black’s next move prompted instant resignation. What did she play?…

No. 657

12 June 2021 9:00 am

Black to play. Vodopyanov–Kantsyn, 1974. Two bishops up, White appears to have everything covered. Which move allows Black to force…

No. 656

5 June 2021 9:00 am

Black to play. Vocaturo–Gokerkan, May 2021. After a long defence, White’s last move 101 Nf1-e3 was a decisive error. Which…

No. 655

29 May 2021 9:00 am

White to play, Kharlov–Ernst, Haninge 1992. Black’s last move, g6-g5 was a decisive mistake. Which move did White play to…

No. 654

22 May 2021 9:00 am

White to play. Cochrane–Bonnerjee, 1852. Out of eight discovered checks with the knight on e6, Cochrane found the only one…

No. 653

15 May 2021 9:00 am

White to play, Jones–Dominguez, New in Chess Classic, April 2021. Gawain Jones was hoping that his rook and pawn would…

No. 652

8 May 2021 9:00 am

White to play and mate in two moves. Composed by Revd Ernest Clement Mortimer, The Problemist, 1942. Answers should be…

No. 651

1 May 2021 9:00 am

White to play and mate in two moves. Composed by Henry William Butler. Answers should be emailed to chess@spectator.co.uk by…

No. 650

24 April 2021 9:00 am

Black to play. Praggnanandhaa–Salimova, April 2021. White’s last move, Bg2-f3, was a blunder. Which move should Black play to exploit…

No. 649

17 April 2021 9:00 am

White to play. Van Wely–Shimanov, March 2021. White has several tempting options here, but one move is much stronger than…

No. 648

10 April 2021 9:00 am

Black to play. Livaic-–Oparin, Fide World University Online Championship, March 2021. After 1…Rxc5 2 Rxb4, a draw was soon agreed.…