Event: Round 5: Korneev, Oleg - Matnadze Bujiashvili, Ann
Date: 2025-04-16
White: Korneev, Oleg
WhiteTitle: GM
WhiteElo: 2466
Black: Matnadze Bujiashvili, Ann
BlackTitle: IM
BlackElo: 2329
Result: 1/2-1/2
ECO: B12
Opening: Caro-Kann Defense: Advance Variation
Variant: Standard
TimeControl: 90+30

1. e4 { [%eval 0.18] [%clk 1:25:10] } 1... c6 { [%eval 0.23] [%clk 1:30:53] } 2. d4 { [%eval 0.24] [%clk 1:25:30] } 2... d5 { [%eval 0.24] [%clk 1:31:15] } 3. e5 { [%eval 0.33] [%clk 1:25:56] } 3... Bf5 { [%eval 0.22] [%clk 1:31:15] } 4. Bd3 { [%eval 0.0] [%clk 1:24:18] } 4... Bxd3 { [%eval 0.07] [%clk 1:30:52] } 5. Qxd3 { [%eval 0.0] [%clk 1:22:53] } 5... e6 { [%eval 0.0] [%clk 1:31:06] } 6. Ne2 { [%eval 0.25] [%clk 1:23:21] } 6... h5 { [%eval 0.35] [%clk 1:27:57] } 7. O-O { [%eval 0.32] [%clk 1:21:56] } 7... Nh6 { [%eval 0.48] [%clk 1:27:06] } 8. Nd2 { [%eval 0.69] [%clk 1:17:12] } 8... Nf5 { [%eval 0.82] [%clk 1:26:55] } 9. Nf3 { [%eval 0.63] [%clk 1:17:31] } 9... Be7 { [%eval 0.81] [%clk 1:25:27] } 10. Ng3 { [%eval 0.78] [%clk 1:14:26] } 10... g6 { [%eval 1.02] [%clk 1:25:24] } 11. a4 { [%eval 0.78] [%clk 1:11:35] } 11... a5 { [%eval 1.04] [%clk 1:23:35] } 12. Qb3 { [%eval 0.87] [%clk 0:59:50] } 12... Na6 { [%eval 1.3] [%clk 1:18:47] } 13. c3 { [%eval 0.98] [%clk 0:52:01] } 13... Rb8 { [%eval 1.32] [%clk 1:18:54] } 14. Be3?! { [%eval 0.65] } { Inaccuracy. Nxf5 was best. } { [%clk 0:48:38] } 14... h4 { [%eval 0.56] [%clk 1:13:36] } 15. Nxf5 { [%eval 0.54] [%clk 0:48:57] } 15... gxf5?! { [%eval 1.42] } { Inaccuracy. exf5 was best. } { [%clk 1:14:05] } 16. h3 { [%eval 1.31] [%clk 0:45:01] } 16... Rg8 { [%eval 1.25] [%clk 1:12:59] } 17. Kh1 { [%eval 1.39] [%clk 0:44:13] } 17... b6 { [%eval 1.37] [%clk 1:07:11] } 18. Ne1?! { [%eval 0.7] } { Inaccuracy. Qd1 was best. } { [%clk 0:43:55] } 18... Nc7 { [%eval 1.11] [%clk 1:02:56] } 19. Nd3 { [%eval 0.94] [%clk 0:44:05] } 19... c5 { [%eval 1.01] [%clk 1:02:46] } 20. Qd1 { [%eval 0.97] [%clk 0:41:52] } 20... c4 { [%eval 0.87] [%clk 0:59:11] } 21. Nf4 { [%eval 1.1] [%clk 0:42:13] } 21... Kd7 { [%eval 0.81] [%clk 0:59:24] } 22. b3 { [%eval 0.89] [%clk 0:42:18] } 22... Bg5 { [%eval 1.1] [%clk 0:47:32] } 23. Nh5 { [%eval 0.96] [%clk 0:39:38] } 23... Kc8 { [%eval 0.91] [%clk 0:41:00] } 24. Qe2 { [%eval 0.45] [%clk 0:34:02] } 24... Kb7 { [%eval 0.82] [%clk 0:37:16] } 25. Bxg5 { [%eval 0.8] [%clk 0:26:57] } 25... Rxg5?! { [%eval 1.41] } { Inaccuracy. Qxg5 was best. } { [%clk 0:37:20] } 26. Rfb1 { [%eval 0.98] [%clk 0:26:21] } 26... Rc8?? { [%eval 2.87] } { Blunder. cxb3 was best. } { [%clk 0:33:57] } 27. Nf4? { [%eval 1.12] } { Mistake. b4 was best. } { [%clk 0:21:11] } 27... Na6 { [%eval 1.07] [%clk 0:23:42] } 28. Ra2 { [%eval 0.74] [%clk 0:18:06] } 28... Nb8?! { [%eval 1.81] } { Inaccuracy. cxb3 was best. } { [%clk 0:22:53] } 29. b4 { [%eval 1.24] [%clk 0:13:20] } 29... Nc6 { [%eval 1.14] [%clk 0:21:18] } 30. bxa5 { [%eval 1.36] [%clk 0:13:04] } 30... Nxa5 { [%eval 1.2] [%clk 0:21:46] } 31. Rb5 { [%eval 0.92] [%clk 0:13:22] } 31... Ra8 { [%eval 1.29] [%clk 0:21:23] } 32. Qb2?! { [%eval 0.66] } { Inaccuracy. Qf3 was best. } { [%clk 0:08:40] } 32... Ra6 { [%eval 0.54] [%clk 0:15:32] } 33. Qb4 { [%eval 0.06] [%clk 0:09:00] } 33... Ka7 { [%eval 0.09] [%clk 0:14:09] } 34. Rb2 { [%eval 0.0] [%clk 0:08:41] } 34... Nb3 { [%eval 0.0] [%clk 0:13:14] } 35. a5 { [%eval -0.05] [%clk 0:06:52] } 35... Nxa5 { [%eval 0.0] [%clk 0:09:49] } 36. Kh2?? { [%eval -2.17] } { Blunder. Ra2 was best. } { [%clk 0:00:35] } 36... Nc6 { [%clk 0:10:13] } 37. Qd6 Qxd6 38. exd6 Nb8 39. g3 Nd7 40. gxh4 Rg8 1/2-1/2