Event: Round 4: Nikita Petrov - Michael Kotyk
Date: 2023-10-31
White: Nikita Petrov
WhiteTitle: GM
WhiteElo: 2551
Black: Michael Kotyk
BlackTitle: CM
BlackElo: 2127
Result: 1-0
ECO: D02
Opening: Queen's Pawn Game: Zukertort Variation
Variant: Standard

1. d4 { [%eval 0.0] [%clk 1:30:56] } 1... d5 { [%eval 0.27] [%clk 1:30:54] } 2. Nf3 { [%eval 0.28] [%clk 1:31:20] } 2... e6 { [%eval 0.25] [%clk 1:31:13] } 3. Bg5 { [%eval 0.0] [%clk 1:30:26] } 3... Be7 { [%eval 0.0] [%clk 1:31:05] } 4. h4 { [%eval -0.23] [%clk 1:30:11] } 4... Nf6 { [%eval -0.22] [%clk 1:22:55] } 5. e3 { [%eval -0.2] [%clk 1:30:32] } 5... Ne4 { [%eval 0.2] [%clk 1:21:59] } 6. Bxe7 { [%eval 0.33] [%clk 1:28:13] } 6... Qxe7 { [%eval 0.26] [%clk 1:22:23] } 7. Nbd2 { [%eval 0.35] [%clk 1:28:33] } 7... Qb4 { [%eval 0.42] [%clk 1:19:39] } 8. Bd3 { [%eval 0.43] [%clk 1:20:33] } 8... Nxd2 { [%eval 0.58] [%clk 1:14:02] } 9. Nxd2?! { [%eval -0.1] } { Inaccuracy. Qxd2 was best. } { [%clk 1:18:13] } 9... c5 { [%eval 0.01] [%clk 1:08:57] } 10. Rb1 { [%eval -0.09] [%clk 0:47:17] } 10... c4?! { [%eval 0.72] } { Inaccuracy. cxd4 was best. } { [%clk 1:00:16] } 11. c3 { [%eval 0.64] [%clk 0:46:59] } 11... Qe7 { [%eval 0.74] [%clk 0:58:51] } 12. Bc2 { [%eval 0.86] [%clk 0:47:13] } 12... Nc6 { [%eval 1.28] [%clk 0:57:36] } 13. e4 { [%eval 0.82] [%clk 0:43:06] } 13... e5?! { [%eval 1.93] } { Inaccuracy. O-O was best. } { [%clk 0:51:41] } 14. O-O?! { [%eval 1.15] } { Inaccuracy. exd5 was best. } { [%clk 0:42:35] } 14... Be6 { [%eval 0.98] [%clk 0:43:15] } 15. exd5 { [%eval 1.08] [%clk 0:31:02] } 15... Bxd5 { [%eval 0.88] [%clk 0:43:34] } 16. Re1 { [%eval 0.8] [%clk 0:31:30] } 16... Qxh4 { [%eval 0.88] [%clk 0:35:07] } 17. b3 { [%eval 0.85] [%clk 0:29:46] } 17... cxb3 { [%eval 0.81] [%clk 0:28:22] } 18. Bxb3 { [%eval 0.8] [%clk 0:29:56] } 18... O-O-O?? { [%eval 3.07] } { Blunder. Bxb3 was best. } { [%clk 0:26:01] } 19. Bxd5 { [%eval 2.99] [%clk 0:23:34] } 19... Rxd5 { [%eval 3.14] [%clk 0:26:27] } 20. Qb3 { [%eval 3.24] [%clk 0:18:20] } 20... Rd7 { [%eval 2.81] [%clk 0:25:36] } 21. Nc4 { [%eval 2.42] [%clk 0:17:25] } 21... exd4? { [%eval 4.68] } { Mistake. Qe7 was best. } { [%clk 0:20:59] } 22. Nd6+ { [%clk 0:17:48] } 22... Kb8 { [%clk 0:21:27] } 23. Nxb7 { [%clk 0:18:08] } 23... Ka8 { [%clk 0:21:55] } 24. Nc5 { [%clk 0:16:13] } 24... Rc7 { [%clk 0:19:54] } 25. Na6 { [%clk 0:16:17] } 25... Rd7 { [%clk 0:20:02] } 26. Qd5 { [%clk 0:16:00] } 26... Rxd5 { [%clk 0:20:12] } 27. Nc7# { [%clk 0:16:26] } 1-0