Event: Round 4: KOKO, Obubele - Maduagwuna, Emmanuel
Date: 2025-05-21
White: KOKO, Obubele
WhiteElo: 1967
Black: Maduagwuna, Emmanuel
BlackElo: 2165
Result: 1-0
ECO: B30
Opening: Sicilian Defense: Old Sicilian
Variant: Standard

1. e4 { [%eval 0.18] [%clk 1:30:39] } 1... c5 { [%eval 0.25] [%clk 1:30:30] } 2. Nf3 { [%eval 0.2] [%clk 1:30:48] } 2... Nc6 { [%eval 0.25] [%clk 1:30:12] } 3. Bc4 { [%eval 0.0] [%clk 1:29:48] } 3... e6 { [%eval 0.0] [%clk 1:30:36] } 4. Nc3 { [%eval 0.0] [%clk 1:28:41] } 4... Nf6 { [%eval 0.0] [%clk 1:30:59] } 5. Qe2 { [%eval -0.2] [%clk 1:24:18] } 5... d6 { [%eval -0.1] [%clk 1:20:06] } 6. d3 { [%eval -0.29] [%clk 1:24:02] } 6... a6 { [%eval -0.28] [%clk 1:19:32] } 7. a3 { [%eval -0.42] [%clk 1:21:43] } 7... Be7 { [%eval -0.3] [%clk 1:15:05] } 8. Bg5 { [%eval -0.67] [%clk 1:19:06] } 8... Qa5 { [%eval -0.44] [%clk 1:11:02] } 9. O-O { [%eval -0.37] [%clk 1:14:03] } 9... Nd4 { [%eval -0.15] [%clk 1:09:27] } 10. Qd1 { [%eval -0.14] [%clk 1:13:08] } 10... O-O { [%eval -0.07] [%clk 1:07:21] } 11. Bd2 { [%eval -0.19] [%clk 1:07:32] } 11... Qc7 { [%eval -0.24] [%clk 1:04:10] } 12. Ba2 { [%eval -0.21] [%clk 1:00:18] } 12... Bd7 { [%eval 0.06] [%clk 0:52:05] } 13. Nxd4 { [%eval 0.11] [%clk 0:55:18] } 13... cxd4 { [%eval 0.14] [%clk 0:52:31] } 14. Ne2 { [%eval 0.09] [%clk 0:55:33] } 14... Qb6 { [%eval 0.43] [%clk 0:40:29] } 15. Bb3 { [%eval 0.0] [%clk 0:48:26] } 15... Rac8 { [%eval 0.47] [%clk 0:40:08] } 16. Ng3 { [%eval 0.5] [%clk 0:46:01] } 16... Qc7 { [%eval 0.63] [%clk 0:22:44] } 17. f4 { [%eval 0.61] [%clk 0:45:30] } 17... b5 { [%eval 0.92] [%clk 0:22:40] } 18. h3 { [%eval 0.67] [%clk 0:36:41] } 18... a5 { [%eval 0.72] [%clk 0:18:19] } 19. Rc1 { [%eval 0.79] [%clk 0:36:15] } 19... Bc6 { [%eval 0.81] [%clk 0:13:10] } 20. Qe1 { [%eval 0.84] [%clk 0:33:30] } 20... a4?! { [%eval 1.41] } { Inaccuracy. Bd8 was best. } { [%clk 0:11:23] } 21. Ba2 { [%eval 1.37] [%clk 0:33:47] } 21... Kh8 { [%eval 1.58] [%clk 0:11:14] } 22. Qf2 { [%eval 1.34] [%clk 0:30:26] } 22... e5? { [%eval 3.16] } { Mistake. d5 was best. } { [%clk 0:04:17] } 23. Nf5 { [%eval 2.91] [%clk 0:29:22] } 23... Ng8 { [%eval 3.36] [%clk 0:04:35] } 24. fxe5 { [%eval 3.22] [%clk 0:26:29] } 24... dxe5 { [%eval 3.24] [%clk 0:04:58] } 25. Nxe7 { [%eval 2.8] [%clk 0:26:17] } 25... Nxe7 { [%eval 3.09] [%clk 0:05:26] } 26. Bb4 { [%eval 2.85] [%clk 0:21:58] } 26... f6 { [%eval 3.11] [%clk 0:05:40] } 27. c3 { [%eval 3.16] [%clk 0:22:41] } 27... dxc3 { [%eval 3.74] [%clk 0:05:32] } 28. Rxc3 { [%eval 3.68] [%clk 0:22:58] } 28... Qd7 { [%eval 3.95] [%clk 0:05:24] } 29. Rfc1 { [%eval 3.83] [%clk 0:22:32] } 29... Bb7 { [%eval 3.67] [%clk 0:05:08] } 30. Qb6 { [%eval 3.3] [%clk 0:21:49] } 1-0