A little chess flashback here. This position is from the game Bobby Fischer – Tigran Petrosian, 1961. White is to play and checkmate in three. Though, of course, in the real game, Petrosian resigned after White’s next move. Can you spot the winning combination? You can replay the full game below with Chess King.

Fischer Robert J (USA) (2780) – Petrosian Tigran V (ARM) (2580)

Result: 1-0
Site: Bled (Slovenia)
Date: 1961
[…] 1.e4 c6 2.d4 d5 3.♘c3 dxe4 4.♘xe4 ♘d7 5.♘f3 ♘gf6 6.♘xf6+ ♘xf6 7.♗c4 ♗f5 8.♕e2 e6 9.♗g5 ♗g4 10.O-O-O ♗e7 11.h3 ♗xf3 12.♕xf3 ♘d5 13.♗xe7 ♕xe7 14.♔b1 ♖d8 (14…O-O-O=) 15.♕e4 b5!16.♗d3 a5 17.c3 ♕d6 18.g3 b4!19.c4 ♘f6 20.♕e5 c5 (20…♕xe5 21.dxe5 ♘d7 22.f4 ♘c5=) 21.♕g5 h6!22.♕xc5
22.♕xg7?22…♔e7!23.dxc5 ♕c6 24.♗g6 ♖df8−⁠+
22…♕xc5 23.dxc5 ♔e7 (23…♖c8=) 24.c6 ♖d6 25.♖he1 ♖xc6 26.♖e5 ♖a8 27.♗e4 ♖d6? (27…♘xe4 28.♖xe4=) 28.♗xa8 ♖xd1+ 29.♔c2 ♖f1 30.♖xa5+⁠−30…♖xf2+ 31.♔b3 ♖h2 32.c5 ♔d8 (32…♖xh3 33.♖a7+ ♔d8 34.♖xf7+⁠−) 33.♖b5!33…♖xh3 (33…♘d7 34.c6+⁠−) 34.♖b8+ ♔c7 35.♖b7+ ♔c6 36.♔c4 (36…♖h4+ 37.gxh4 e5 38.♖xf7# (0:00:00) 36.Kc4) (36…g6 37.♖xf7# (0:00:00) 36.Kc4)