Event: Round 5: Chasin, Nico - Matviishen, Viktor
Date: 2023-08-16
White: Chasin, Nico
WhiteTitle: IM
Black: Matviishen, Viktor
BlackTitle: GM
Result: 1-0
ECO: A05
Opening: Zukertort Opening
Variant: Standard

1. Nf3 { [%eval 0.36] [%clk 1:16:45] } 1... Nf6 { [%eval 0.29] [%clk 1:30:50] } 2. g3 { [%eval 0.05] [%clk 1:15:54] } 2... b6 { [%eval 0.39] [%clk 1:31:05] } 3. Bg2 { [%eval 0.21] [%clk 1:16:14] } 3... Bb7 { [%eval 0.32] [%clk 1:31:28] } 4. O-O { [%eval 0.05] [%clk 1:16:15] } 4... g6 { [%eval 0.44] [%clk 1:31:53] } 5. c4 { [%eval 0.43] [%clk 1:16:30] } 5... Bg7 { [%eval 0.51] [%clk 1:32:18] } 6. Nc3 { [%eval 0.3] [%clk 1:16:55] } 6... O-O { [%eval 0.26] [%clk 1:32:39] } 7. d4 { [%eval 0.26] [%clk 1:12:37] } 7... Ne4 { [%eval 0.4] [%clk 1:32:52] } 8. Bd2 { [%eval 0.22] [%clk 1:09:56] } 8... Nxd2 { [%eval 0.3] [%clk 1:31:30] } 9. Qxd2 { [%eval 0.32] [%clk 1:08:55] } 9... c5 { [%eval 0.28] [%clk 1:30:41] } 10. d5 { [%eval 0.39] [%clk 1:07:45] } 10... d6 { [%eval 0.33] [%clk 1:29:08] } 11. e4 { [%eval 0.16] [%clk 1:07:11] } 11... Nd7 { [%eval 0.32] [%clk 1:29:30] } 12. Rfe1 { [%eval 0.14] [%clk 1:07:29] } 12... a6 { [%eval 0.19] [%clk 1:28:15] } 13. a4 { [%eval 0.13] [%clk 1:07:51] } 13... Bc8 { [%eval 0.17] [%clk 1:26:48] } 14. b3 { [%eval 0.16] [%clk 1:01:47] } 14... Rb8 { [%eval 0.21] [%clk 1:27:03] } 15. Rad1 { [%eval -0.22] [%clk 1:00:54] } 15... b5 { [%eval -0.16] [%clk 1:10:08] } 16. axb5 { [%eval -0.17] [%clk 0:59:06] } 16... Qa5 { [%eval -0.18] [%clk 1:10:12] } 17. Rc1 { [%eval -0.16] [%clk 0:58:48] } 17... axb5 { [%eval -0.37] [%clk 1:10:37] } 18. Nxb5 { [%eval -0.34] [%clk 0:58:33] } 18... Qxd2 { [%eval -0.44] [%clk 1:11:02] } 19. Nxd2 { [%eval -0.35] [%clk 0:58:53] } 19... Ne5 { [%eval -0.35] [%clk 1:11:27] } 20. Bf1 { [%eval -0.52] [%clk 0:58:38] } 20... g5 { [%eval -0.51] [%clk 1:11:54] } 21. Ra1 { [%eval -0.47] [%clk 0:41:04] } 21... g4 { [%eval -0.51] [%clk 1:09:39] } 22. Kg2 { [%eval -0.76] [%clk 0:41:13] } 22... f5 { [%eval -0.64] [%clk 0:52:27] } 23. Ra7 { [%eval -0.88] [%clk 0:38:21] } 23... Rf7?! { [%eval 0.14] } { Inaccuracy. Bh6 was best. } { [%clk 0:40:23] } 24. Be2 { [%eval 0.12] [%clk 0:36:31] } 24... fxe4 { [%eval 0.6] [%clk 0:31:02] } 25. Nxe4 { [%eval 0.6] [%clk 0:36:07] } 25... Bh6?! { [%eval 1.16] } { Inaccuracy. h6 was best. } { [%clk 0:30:46] } 26. Bd1 { [%eval 1.05] [%clk 0:30:21] } 26... Bf5 { [%eval 0.8] [%clk 0:20:11] } 27. Nxc5 { [%eval 0.85] [%clk 0:27:16] } 27... Nf3?! { [%eval 1.53] } { Inaccuracy. Rbf8 was best. } { [%clk 0:17:55] } 28. Re6 { [%eval 1.53] [%clk 0:26:43] } 28... Bxe6 { [%eval 1.89] [%clk 0:12:11] } 29. dxe6 { [%eval 2.17] [%clk 0:27:11] } 29... Rf5 { [%eval 1.81] [%clk 0:12:24] } 30. Nd7 { [%eval 2.12] [%clk 0:27:36] } 30... Rc8 { [%eval 1.75] [%clk 0:11:40] } 31. Bxf3 { [%eval 1.79] [%clk 0:26:32] } 31... gxf3+ { [%eval 1.71] [%clk 0:10:39] } 32. Kh3 { [%eval 2.53] [%clk 0:26:46] } 32... Be3 { [%eval 2.4] [%clk 0:04:23] } 33. Ra2 { [%eval 1.83] [%clk 0:27:15] } 33... Rh5+ { [%eval 1.89] [%clk 0:01:59] } 34. Kg4 { [%eval 1.92] [%clk 0:27:44] } 34... Rxh2 { [%eval 1.74] [%clk 0:02:23] } 35. Kxf3 { [%eval 1.78] [%clk 0:28:12] } 35... Bc5? { [%eval 3.24] } { Mistake. Bg5 was best. } { [%clk 0:02:39] } 36. Nc3 { [%eval 3.34] [%clk 0:28:38] } 36... Rh1 { [%eval 3.35] [%clk 0:00:34] } 37. Nd5 { [%eval 3.31] [%clk 0:29:04] } 37... Re8?! { [%eval 4.36] } { Inaccuracy. Kg7 was best. } { [%clk 0:00:53] } 38. b4 { [%eval 4.74] [%clk 0:27:44] } 38... Bd4 { [%eval 4.48] [%clk 0:01:22] } 39. Ke4 { [%eval 4.6] [%clk 0:25:22] } 39... Rd1 { [%eval 4.69] [%clk 0:01:49] } 40. b5 { [%eval 4.97] [%clk 0:25:44] } 40... Bc5 { [%eval 4.92] [%clk 0:01:27] } 41. b6 { [%eval 4.52] [%clk 0:25:14] } 41... Rb1 { [%eval 4.9] [%clk 0:01:03] } 42. Ra7 { [%eval 4.77] [%clk 0:25:38] } 42... Kg7 { [%eval 4.92] [%clk 0:01:04] } 43. Kf5 { [%eval 5.28] [%clk 0:24:28] } 43... Kh6 { [%eval 6.08] [%clk 0:00:32] } 44. g4 { [%eval 5.78] [%clk 0:24:12] } 44... Rg8 { [%eval 6.03] [%clk 0:00:42] } 45. f4 { [%eval 5.72] [%clk 0:24:38] } 45... Rf1 { [%eval 5.85] [%clk 0:01:05] } 46. Nxc5 { [%eval 5.87] [%clk 0:21:47] } 46... Rf8+ { [%eval 6.11] [%clk 0:01:28] } 47. Ke4 { [%eval 6.1] [%clk 0:22:05] } 47... Re1+ { [%eval 6.27] [%clk 0:01:37] } 48. Ne3 { [%eval 6.16] [%clk 0:22:02] } 48... dxc5 { [%eval 6.19] [%clk 0:02:02] } 49. Rxe7 { [%eval 6.54] [%clk 0:22:28] } 49... Ra8 { [%eval 8.22] [%clk 0:01:28] } 50. b7 { [%eval 8.48] [%clk 0:22:25] } 50... Rb8 { [%eval 11.94] [%clk 0:01:48] } 51. Rd7?! { [%eval 6.6] } { Inaccuracy. Kf5 was best. } { [%clk 0:22:22] } 51... Rb1?? { [%eval #4] } { Checkmate is now unavoidable. Kg6 was best. } { [%clk 0:01:45] } 52. Nf5+ { [%eval #3] [%clk 0:22:42] } 52... Kg6 { [%eval #3] [%clk 0:02:12] } 53. Nd6?? { [%eval 6.78] } { Lost forced checkmate sequence. Rg7+ was best. } { [%clk 0:22:57] } 53... Kf6 { [%eval 7.3] [%clk 0:02:24] } 54. f5 { [%eval 7.33] [%clk 0:23:22] } 54... Re1+ { [%eval 7.23] [%clk 0:02:24] } 55. Kd5 { [%eval 7.27] [%clk 0:23:48] } 1-0