Event: Round 7: John Raymond Markus - Wim Heemskerk
Date: 2022-10-20
White: John Raymond Markus
Black: Wim Heemskerk
Result: 1-0
ECO: E12
Opening: Queen's Indian Defense: Petrosian Variation
Variant: Standard

1. d4 { [%eval 0.0] [%clk 1:30:57] } 1... Nf6 { [%eval 0.23] [%clk 1:30:55] } 2. c4 { [%eval 0.29] [%clk 1:31:15] } 2... e6 { [%eval 0.23] [%clk 1:31:16] } 3. Nf3 { [%eval 0.0] [%clk 1:31:41] } 3... b6 { [%eval 0.29] [%clk 1:31:22] } 4. a3 { [%eval 0.0] [%clk 1:31:38] } 4... Ba6 { [%eval 0.5] [%clk 1:28:48] } 5. e3 { [%eval 0.19] [%clk 1:30:10] } 5... d5 { [%eval 0.23] [%clk 1:26:59] } 6. b3 { [%eval 0.19] [%clk 1:29:39] } 6... Be7 { [%eval 0.28] [%clk 1:24:26] } 7. Bb2 { [%eval 0.25] [%clk 1:28:48] } 7... O-O { [%eval 0.25] [%clk 1:24:11] } 8. Nbd2 { [%eval 0.28] [%clk 1:28:27] } 8... c5 { [%eval 0.31] [%clk 1:17:52] } 9. Bd3 { [%eval -0.05] [%clk 1:28:18] } 9... Nc6 { [%eval 0.34] [%clk 1:16:59] } 10. Qe2 { [%eval 0.01] [%clk 1:27:19] } 10... cxd4 { [%eval 0.0] [%clk 1:09:17] } 11. exd4 { [%eval 0.0] [%clk 1:27:44] } 11... Rc8 { [%eval 0.07] [%clk 1:09:22] } 12. O-O { [%eval 0.08] [%clk 1:27:34] } 12... Rc7 { [%eval 0.13] [%clk 1:05:59] } 13. Rac1 { [%eval 0.0] [%clk 1:19:29] } 13... Qc8 { [%eval 0.09] [%clk 0:54:58] } 14. c5?! { [%eval -0.86] } { Inaccuracy. h3 was best. } { [%clk 1:07:58] } 14... Bxd3 { [%eval -0.85] [%clk 0:55:12] } 15. Qxd3 { [%eval -0.8] [%clk 1:08:26] } 15... Qb7? { [%eval 0.65] } { Mistake. bxc5 was best. } { [%clk 0:48:35] } 16. b4 { [%eval 0.54] [%clk 1:02:54] } 16... b5?! { [%eval 1.22] } { Inaccuracy. a6 was best. } { [%clk 0:43:43] } 17. Bc3 { [%eval 1.03] [%clk 1:03:02] } 17... Rb8 { [%eval 1.34] [%clk 0:42:47] } 18. Ne5 { [%eval 1.4] [%clk 0:59:15] } 18... Bd8 { [%eval 1.34] [%clk 0:38:55] } 19. f4 { [%eval 0.98] [%clk 0:58:02] } 19... Ne7 { [%eval 1.05] [%clk 0:29:45] } 20. Rce1 { [%eval 1.32] [%clk 0:55:56] } 20... Rcc8?! { [%eval 2.25] } { Inaccuracy. h5 was best. } { [%clk 0:29:10] } 21. g4?! { [%eval 1.51] } { Inaccuracy. Ndf3 was best. } { [%clk 0:53:47] } 21... a5 { [%eval 1.61] [%clk 0:24:21] } 22. g5?! { [%eval 0.8] } { Inaccuracy. Qh3 was best. } { [%clk 0:49:23] } 22... Ne4 { [%eval 1.1] } 23. Nxe4 { [%eval 0.81] [%clk 0:47:57] } 23... dxe4 { [%eval 0.92] [%clk 0:25:02] } 24. Rxe4 { [%eval 1.0] [%clk 0:42:18] } 24... Ra8?? { [%eval 3.43] } { Blunder. axb4 was best. } { [%clk 0:23:39] } 25. Rfe1?? { [%eval 1.27] } { Blunder. Nxf7 was best. } { [%clk 0:38:11] } 25... axb4 { [%eval 1.33] [%clk 0:22:55] } 26. Bxb4 { [%eval 0.99] [%clk 0:38:20] } 26... Ba5?? { [%eval 5.68] } { Blunder. Ra6 was best. } { [%clk 0:22:05] } 27. Nxf7 { [%eval 4.94] [%clk 0:20:58] } 27... Kxf7?! { [%eval 6.55] } { Inaccuracy. Bxb4 was best. } { [%clk 0:15:35] } 28. Rxe6 { [%eval 6.43] [%clk 0:15:54] } 28... Ng6?! { [%eval 14.36] } { Inaccuracy. Bxb4 was best. } { [%clk 0:12:18] } 29. c6 { [%eval 14.51] [%clk 0:14:29] } 29... Rxc6?! { [%eval #4] } { Checkmate is now unavoidable. Qa7 was best. } { [%clk 0:11:16] } 30. Qf5+ { [%eval #3] [%clk 0:14:41] } 1-0