Event: Round 4: Chinguun, Sumiya - Petkov, Momchil
Date: 2025-02-28
White: Chinguun, Sumiya
WhiteTitle: FM
WhiteElo: 2393
Black: Petkov, Momchil
BlackTitle: GM
BlackElo: 2547
Result: 1-0
ECO: B12
Opening: Caro-Kann Defense: Advance Variation, Botvinnik-Carls Defense
Variant: Standard

1. e4 { [%eval 0.18] [%clk 1:30:57] } 1... c6 { [%eval 0.23] [%clk 1:30:40] } 2. d4 { [%eval 0.25] [%clk 1:31:19] } 2... d5 { [%eval 0.24] [%clk 1:31:00] } 3. e5 { [%eval 0.33] [%clk 1:31:43] } 3... c5 { [%eval 0.26] [%clk 1:31:19] } 4. c3 { [%eval 0.25] [%clk 1:32:01] } 4... Nc6 { [%eval 0.15] [%clk 1:31:28] } 5. Be2 { [%eval 0.15] [%clk 1:32:20] } 5... a6 { [%eval 0.31] [%clk 1:31:36] } 6. Nf3 { [%eval 0.17] [%clk 1:30:50] } 6... Bg4 { [%eval 0.25] [%clk 1:31:48] } 7. O-O { [%eval 0.17] [%clk 1:28:11] } 7... e6 { [%eval 0.33] [%clk 1:31:59] } 8. Nbd2 { [%eval 0.14] [%clk 1:26:56] } 8... Bh5 { [%eval 0.21] [%clk 1:31:51] } 9. Nb3 { [%eval 0.28] [%clk 1:20:13] } 9... c4 { [%eval 0.23] [%clk 1:31:27] } 10. Nbd2 { [%eval 0.21] [%clk 1:20:05] } 10... b5 { [%eval 0.19] [%clk 1:31:23] } 11. Ne1 { [%eval 0.24] [%clk 1:12:36] } 11... Bxe2 { [%eval 0.04] [%clk 1:29:16] } 12. Qxe2 { [%eval 0.12] [%clk 1:11:33] } 12... Nge7 { [%eval 0.2] [%clk 1:28:21] } 13. Nc2 { [%eval 0.22] [%clk 1:09:27] } 13... Nf5 { [%eval 0.63] [%clk 1:23:01] } 14. Ne3 { [%eval 0.61] [%clk 1:03:46] } 14... g6 { [%eval 0.62] [%clk 1:00:26] } 15. Nxf5 { [%eval 0.75] [%clk 1:01:19] } 15... gxf5 { [%eval 0.71] [%clk 1:00:10] } 16. Qh5 { [%eval 0.39] [%clk 1:01:20] } 16... Be7 { [%eval 0.43] [%clk 1:00:17] } 17. Nf3 { [%eval 0.44] [%clk 0:56:31] } 17... Kd7 { [%eval 0.49] [%clk 0:52:14] } 18. Qxf7 { [%eval 0.51] [%clk 0:53:13] } 18... Qg8 { [%eval 0.65] [%clk 0:48:57] } 19. Qh5?! { [%eval 0.0] } { Inaccuracy. Qxg8 was best. } { [%clk 0:50:06] } 19... Qg6 { [%eval 0.29] [%clk 0:37:25] } 20. Qxg6 { [%eval 0.26] [%clk 0:46:24] } 20... hxg6 { [%eval 0.27] [%clk 0:37:50] } 21. g3 { [%eval 0.01] [%clk 0:44:17] } 21... b4 { [%eval 0.0] [%clk 0:37:23] } 22. cxb4 { [%eval -0.52] [%clk 0:29:10] } 22... Nxb4 { [%eval -0.61] [%clk 0:36:04] } 23. Bd2 { [%eval -0.48] [%clk 0:28:58] } 23... a5 { [%eval -0.72] [%clk 0:24:39] } 24. h4 { [%eval -1.06] [%clk 0:16:42] } 24... Rhb8 { [%eval -0.85] [%clk 0:19:32] } 25. Bc3?! { [%eval -1.63] } { Inaccuracy. b3 was best. } { [%clk 0:15:07] } 25... a4 { [%eval -1.73] [%clk 0:16:45] } 26. a3 { [%eval -1.59] [%clk 0:14:00] } 26... Nd3 { [%eval -1.42] [%clk 0:16:49] } 27. Rfb1 { [%eval -1.76] [%clk 0:11:33] } 27... Rb3 { [%eval -1.48] [%clk 0:16:23] } 28. Nd2 { [%eval -1.66] [%clk 0:10:32] } 28... Rb5 { [%eval -1.8] [%clk 0:15:12] } 29. Kf1 { [%eval -1.75] [%clk 0:07:14] } 29... Rab8 { [%eval -1.84] [%clk 0:14:48] } 30. Ra2 { [%eval -2.09] [%clk 0:07:34] } 30... Bd8 { [%eval -2.04] [%clk 0:13:48] } 31. Nf3?! { [%eval -2.85] } { Inaccuracy. Ke2 was best. } { [%clk 0:06:00] } 31... Be7?? { [%eval -0.54] } { Blunder. Ba5 was best. } { [%clk 0:08:51] } 32. Ne1?? { [%eval -3.23] } { Blunder. Kg2 was best. } { [%clk 0:05:54] } 32... Rb3 { [%eval -3.32] [%clk 0:07:05] } 33. Nxd3 { [%eval -3.24] [%clk 0:03:37] } 33... Rxc3 { [%eval -3.25] [%clk 0:07:31] } 34. Nf4 { [%eval -3.19] [%clk 0:02:45] } 34... Rxa3?? { [%eval 0.0] } { Blunder. Rc2 was best. } { [%clk 0:00:45] } 35. Rba1 { [%eval 0.0] [%clk 0:02:56] } 35... Rxa2 { [%eval 0.0] [%clk 0:01:07] } 36. Rxa2 { [%eval 0.0] [%clk 0:03:21] } 36... g5 { [%eval -0.02] [%clk 0:01:03] } 37. Ng6 { [%eval 0.0] [%clk 0:02:22] } 37... gxh4 { [%eval 0.0] [%clk 0:00:57] } 38. gxh4 { [%eval -0.02] [%clk 0:02:48] } 38... Rg8?? { [%eval 1.98] } { Blunder. Ra8 was best. } { [%clk 0:00:31] } 39. h5 { [%eval 1.76] [%clk 0:02:19] } 39... Bg5? { [%eval 3.5] } { Mistake. a3 was best. } { [%clk 0:00:32] } 40. f4?! { [%eval 2.15] } { Inaccuracy. Rxa4 was best. } { [%clk 0:02:12] } 40... Bh6?! { [%eval 3.52] } { Inaccuracy. Bd8 was best. } { [%clk 0:00:52] } 41. Rxa4 { [%eval 3.9] [%clk 0:01:04] } 41... Rb8 { [%eval 3.86] [%clk 0:01:16] } 42. Ra7+ { [%eval 3.69] [%clk 0:27:34] } 42... Kc6 { [%eval 3.47] [%clk 0:31:27] } 43. Rh7 { [%eval 4.13] [%clk 0:14:46] } 43... Rxb2 { [%eval 4.02] [%clk 0:29:44] } 44. Ne7+ { [%eval 3.98] [%clk 0:17:53] } 44... Kd7 { [%eval 4.48] [%clk 0:23:32] } 45. Nxd5+ { [%eval 4.28] [%clk 0:14:54] } 45... Kd8 { [%eval 4.34] [%clk 0:21:41] } 46. Ne3?! { [%eval 2.73] } { Inaccuracy. Nc7 was best. } { [%clk 0:13:49] } 46... Bxf4 { [%eval 2.59] [%clk 0:20:52] } 47. Nxc4 { [%eval 2.32] [%clk 0:14:16] } 47... Rh2?! { [%eval 3.34] } { Inaccuracy. Rc2 was best. } { [%clk 0:19:03] } 48. Na5 { [%eval 3.2] [%clk 0:11:39] } 48... Rc2 { [%eval 3.88] [%clk 0:10:15] } 49. Nb7+ { [%eval 4.04] [%clk 0:08:47] } 49... Ke8 { [%eval 4.42] [%clk 0:10:40] } 50. Nd6+ { [%eval 4.16] [%clk 0:09:05] } 50... Kf8 { [%eval 4.71] [%clk 0:10:52] } 51. h6 { [%eval 4.58] [%clk 0:08:56] } 51... Kg8 { [%eval 4.94] [%clk 0:07:22] } 52. Rg7+ { [%eval 4.99] [%clk 0:08:30] } 52... Kf8 { [%eval 5.04] [%clk 0:07:48] } 53. Rf7+ { [%eval 4.91] [%clk 0:07:35] } 53... Kg8 { [%eval 4.79] [%clk 0:08:13] } 54. h7+? { [%eval 2.49] } { Mistake. Rg7+ was best. } { [%clk 0:07:11] } 54... Kh8 { [%eval 2.8] [%clk 0:08:39] } 55. Ne8 { [%eval 2.39] [%clk 0:06:39] } 55... Bg5?! { [%eval 3.67] } { Inaccuracy. Be3 was best. } { [%clk 0:06:24] } 56. Nf6 { [%eval 3.6] [%clk 0:04:20] } 56... Rc8 { [%eval 3.47] [%clk 0:04:50] } 57. Ke2 { [%eval 3.24] [%clk 0:04:15] } 57... Rd8? { [%eval 5.29] } { Mistake. Ra8 was best. } { [%clk 0:04:29] } 58. Nd7 { [%eval 4.72] [%clk 0:03:41] } 58... Bh6 { [%eval 4.25] [%clk 0:04:16] } 59. d5 { [%eval 4.25] [%clk 0:02:49] } 59... exd5 { [%eval 4.55] [%clk 0:04:17] } 60. e6 { [%eval 5.95] [%clk 0:03:16] } 60... Re8 { [%eval 6.97] [%clk 0:01:04] } 61. e7 { [%eval 6.61] [%clk 0:03:33] } 61... Bg7 { [%eval 5.79] [%clk 0:01:28] } 62. Nf8 { [%eval 6.59] [%clk 0:03:59] } 62... d4 { [%eval 8.72] [%clk 0:00:43] } 63. Ne6 { [%eval 6.11] [%clk 0:04:09] } 63... Bh6 { [%eval 5.41] [%clk 0:00:37] } 64. Nc7 { [%eval 4.25] [%clk 0:04:29] } 1-0