Event: Round 4: Ngoc Truong Son Nguyen - Semetei Tologon Tegin
Date: 2023-09-25
White: Ngoc Truong Son Nguyen
WhiteTitle: GM
WhiteElo: 2575
Black: Semetei Tologon Tegin
BlackTitle: IM
BlackElo: 2396
Result: 1-0
ECO: E16
Opening: Queen's Indian Defense: Yates Variation
Variant: Standard

1. d4 { [%eval 0.0] [%clk 0:25:18] } 1... Nf6 { [%eval 0.28] [%clk 0:25:18] } 2. c4 { [%eval 0.16] [%clk 0:25:26] } 2... e6 { [%eval 0.23] [%clk 0:25:27] } 3. Nf3 { [%eval 0.0] [%clk 0:25:33] } 3... Bb4+ { [%eval 0.43] [%clk 0:25:33] } 4. Bd2 { [%eval 0.21] [%clk 0:25:39] } 4... a5 { [%eval 0.5] [%clk 0:25:41] } 5. g3 { [%eval 0.3] [%clk 0:25:26] } 5... b6 { [%eval 0.64] [%clk 0:25:49] } 6. Bg2 { [%eval 0.36] [%clk 0:25:33] } 6... Bb7 { [%eval 0.65] [%clk 0:25:58] } 7. O-O { [%eval 0.36] [%clk 0:25:37] } 7... O-O { [%eval 0.5] [%clk 0:26:05] } 8. Bf4 { [%eval 0.54] [%clk 0:25:23] } 8... Be7 { [%eval 0.52] [%clk 0:25:13] } 9. Nc3 { [%eval 0.51] [%clk 0:25:29] } 9... Ne4 { [%eval 0.52] [%clk 0:25:19] } 10. Nb5 { [%eval 0.57] [%clk 0:22:59] } 10... Nd6 { [%eval 1.08] [%clk 0:25:03] } 11. Bxd6 { [%eval 1.04] [%clk 0:22:42] } 11... Bxd6 { [%eval 1.18] [%clk 0:22:59] } 12. Qd3 { [%eval 0.72] [%clk 0:22:31] } 12... f5 { [%eval 0.86] [%clk 0:20:34] } 13. Rac1 { [%eval 0.93] [%clk 0:21:35] } 13... Be4 { [%eval 0.79] [%clk 0:19:24] } 14. Qe3 { [%eval 0.86] [%clk 0:21:39] } 14... Be7 { [%eval 0.76] [%clk 0:17:37] } 15. Ne5 { [%eval 0.48] [%clk 0:21:32] } 15... Bxg2 { [%eval 0.54] [%clk 0:17:10] } 16. Kxg2 { [%eval 0.62] [%clk 0:21:40] } 16... Qc8 { [%eval 0.58] [%clk 0:10:41] } 17. Qf3 { [%eval 0.43] [%clk 0:20:36] } 17... c6 { [%eval 0.52] [%clk 0:10:39] } 18. Rfd1?! { [%eval -0.13] } { Inaccuracy. Nc3 was best. } { [%clk 0:18:43] } 18... d6 { [%eval -0.01] [%clk 0:10:16] } 19. Nd3 { [%eval -0.13] [%clk 0:18:32] } 19... Nd7 { [%eval -0.07] [%clk 0:10:23] } 20. Nc3 { [%eval -0.17] [%clk 0:18:32] } 20... Bg5?! { [%eval 0.65] } { Inaccuracy. e5 was best. } { [%clk 0:07:00] } 21. Rc2 { [%eval 0.63] [%clk 0:18:05] } 21... d5? { [%eval 2.26] } { Mistake. Bf6 was best. } { [%clk 0:03:15] } 22. cxd5 { [%eval 2.27] [%clk 0:17:33] } 22... cxd5 { [%eval 2.12] [%clk 0:03:24] } 23. Nf4?! { [%eval 1.44] } { Inaccuracy. h4 was best. } { [%clk 0:17:20] } 23... Nf6 { [%eval 1.26] [%clk 0:03:09] } 24. Rdc1 { [%eval 1.47] [%clk 0:16:04] } 24... Qd7 { [%eval 1.51] [%clk 0:03:03] } 25. h4 { [%eval 1.35] [%clk 0:13:14] } 25... Bh6 { [%eval 1.35] [%clk 0:02:57] } 26. e3 { [%eval 1.19] [%clk 0:12:17] } 26... Bxf4 { [%eval 1.12] [%clk 0:01:48] } 27. Qxf4 { [%eval 1.06] [%clk 0:12:22] } 27... Rfc8 { [%eval 1.25] [%clk 0:01:55] } 28. a4 { [%eval 0.85] [%clk 0:12:04] } 28... Ne8 { [%eval 1.29] [%clk 0:00:56] } 29. Qe5 { [%eval 0.9] [%clk 0:11:18] } 29... Kf8 { [%eval 0.72] [%clk 0:00:25] } 30. f3?! { [%eval 0.01] } { Inaccuracy. b3 was best. } { [%clk 0:09:47] } 30... h6 { [%eval 0.09] [%clk 0:00:17] } 31. e4 { [%eval 0.21] [%clk 0:07:44] } 31... dxe4 { [%eval 0.15] [%clk 0:00:25] } 32. fxe4 { [%eval 0.17] [%clk 0:07:53] } 32... Qd6? { [%eval 1.85] } { Mistake. Nf6 was best. } { [%clk 0:00:27] } 33. exf5 { [%eval 1.42] [%clk 0:07:44] } 33... Qxe5 { [%eval 1.28] [%clk 0:00:36] } 34. dxe5 { [%eval 1.43] [%clk 0:07:52] } 34... exf5 { [%eval 1.7] [%clk 0:00:45] } 35. Nd5 { [%eval 1.75] [%clk 0:07:51] } 35... Rxc2+ { [%eval 1.73] [%clk 0:00:43] } 36. Rxc2 { [%eval 1.71] [%clk 0:08:00] } 36... Rb8 { [%eval 2.14] [%clk 0:00:53] } 37. h5 { [%eval 2.3] [%clk 0:07:22] } 37... b5 { [%eval 2.32] [%clk 0:01:02] } 38. b3 { [%eval 2.92] [%clk 0:07:30] } 38... bxa4 { [%eval 2.33] [%clk 0:00:50] } 39. bxa4 { [%eval 2.67] [%clk 0:07:38] } 39... Kf7 { [%eval 3.09] [%clk 0:00:57] } 40. Rc6 { [%eval 3.42] [%clk 0:07:43] } 40... Rb2+ { [%eval 3.29] [%clk 0:01:01] } 41. Kf3 { [%eval 3.65] [%clk 0:07:50] } 41... Rd2 { [%eval 3.1] [%clk 0:01:09] } 42. Nf4 { [%eval 2.82] [%clk 0:07:00] } 42... Rd4?! { [%eval 3.6] } { Inaccuracy. Ke7 was best. } { [%clk 0:00:55] } 43. Ra6 { [%eval 3.65] [%clk 0:07:02] } 43... Rxa4 { [%eval 3.74] [%clk 0:00:21] } 44. Ra7+ { [%eval 4.03] [%clk 0:07:07] } 44... Kg8 { [%eval 4.09] [%clk 0:00:17] } 45. Re7 { [%eval 4.21] [%clk 0:07:09] } 45... Ra3+ { [%eval 4.09] [%clk 0:00:13] } 46. Kg2 { [%eval 4.02] [%clk 0:07:05] } 46... Nf6 { [%eval 4.44] [%clk 0:00:13] } 47. exf6 { [%eval 4.33] [%clk 0:06:56] } 47... gxf6 { [%eval 4.16] [%clk 0:00:22] } 48. Nd5 { [%eval 4.13] [%clk 0:06:55] } 48... Kf8 { [%eval 4.61] [%clk 0:00:25] } 49. Ra7 { [%eval 4.23] [%clk 0:07:03] } 49... a4 { [%eval 4.51] [%clk 0:00:31] } 50. Ne7 { [%eval 4.34] [%clk 0:06:18] } 50... Ra2+ { [%eval 4.8] [%clk 0:00:29] } 51. Kh3 { [%eval 4.54] [%clk 0:06:26] } 51... f4 { [%eval 4.82] [%clk 0:00:36] } 52. Ng6+ { [%eval 4.59] [%clk 0:06:18] } 52... Kg8 { [%eval 5.13] [%clk 0:00:43] } 53. gxf4 { [%eval 5.01] [%clk 0:06:18] } 53... a3 { [%eval 5.48] [%clk 0:00:45] } 54. Kg4 { [%eval 5.24] [%clk 0:06:22] } 1-0