Event: Zonal 3.3 Online
Site: chess24.com
Date: 2021-05-09
White: Umayan, Samantha Babol
WhiteElo: 1553
Black: Lam, Choong Wai Edwin
BlackElo: 1787
Result: 1-0
ECO: D85
Opening: Grünfeld Defense: Exchange Variation, Modern Exchange Variation
Variant: Standard

1. d4 { [%eval 0.0] [%clk 1:30:29] } 1... Nf6 { [%eval 0.19] [%clk 1:30:24] } 2. c4 { [%eval 0.14] [%clk 1:30:56] } 2... g6 { [%eval 0.28] [%clk 1:30:49] } 3. Nc3 { [%eval 0.17] [%clk 1:31:24] } 3... d5 { [%eval 0.25] [%clk 1:31:15] } 4. cxd5 { [%eval 0.32] [%clk 1:31:52] } 4... Nxd5 { [%eval 0.09] [%clk 1:31:39] } 5. e4 { [%eval 0.19] [%clk 1:32:18] } 5... Nxc3 { [%eval 0.21] [%clk 1:32:05] } 6. bxc3 { [%eval 0.0] [%clk 1:32:47] } 6... Bg7 { [%eval 0.23] [%clk 1:32:23] } 7. Nf3 { [%eval 0.0] [%clk 1:33:10] } 7... O-O?! { [%eval 0.64] } { Inaccuracy. c5 was best. } { [%clk 1:32:25] } 8. Be2 { [%eval 0.75] [%clk 1:33:32] } 8... c5 { [%eval 0.48] [%clk 1:32:18] } 9. O-O { [%eval 0.74] [%clk 1:33:43] } 9... Nc6 { [%eval 0.94] [%clk 1:31:35] } 10. Be3 { [%eval 0.91] [%clk 1:33:33] } 10... Qa5?! { [%eval 1.66] } { Inaccuracy. b6 was best. } { [%clk 1:29:29] } 11. d5 { [%eval 1.79] [%clk 1:29:55] } 11... Ne5 { [%eval 1.78] [%clk 1:25:33] } 12. Nxe5? { [%eval 0.29] } { Mistake. Nd2 was best. } { [%clk 1:19:55] } 12... Bxe5 { [%eval 0.61] [%clk 1:25:48] } 13. Rc1 { [%eval 0.67] [%clk 1:19:15] } 13... Bd7?! { [%eval 1.49] } { Inaccuracy. Bxc3 was best. } { [%clk 1:19:40] } 14. Qd2 { [%eval 1.7] [%clk 1:18:19] } 14... Rfd8 { [%eval 1.69] [%clk 1:15:00] } 15. c4? { [%eval 0.59] } { Mistake. f4 was best. } { [%clk 1:12:48] } 15... Qxd2 { [%eval 0.42] [%clk 1:13:08] } 16. Bxd2 { [%eval 0.49] [%clk 1:13:13] } 16... Rab8 { [%eval 0.52] [%clk 1:09:36] } 17. Be3 { [%eval 0.58] [%clk 1:11:06] } 17... Rdc8?! { [%eval 1.11] } { Inaccuracy. Bd6 was best. } { [%clk 1:04:15] } 18. f4 { [%eval 1.55] [%clk 1:05:21] } 18... Bb2 { [%eval 1.17] [%clk 1:00:35] } 19. Rb1 { [%eval 1.51] [%clk 1:04:59] } 19... Bg7 { [%eval 1.44] [%clk 1:00:33] } 20. Rb3 { [%eval 1.03] [%clk 1:01:34] } 20... b5?! { [%eval 1.94] } { Inaccuracy. b6 was best. } { [%clk 0:43:50] } 21. Ra3?! { [%eval 1.08] } { Inaccuracy. cxb5 was best. } { [%clk 0:55:11] } 21... bxc4 { [%eval 1.2] [%clk 0:34:30] } 22. Rxa7 { [%eval 1.12] [%clk 0:52:59] } 22... Rb2? { [%eval 2.43] } { Mistake. Bd4 was best. } { [%clk 0:31:30] } 23. Bxc4 { [%eval 2.06] [%clk 0:52:05] } 23... Bg4?! { [%eval 3.12] } { Inaccuracy. Bd4 was best. } { [%clk 0:30:30] } 24. e5 { [%eval 3.31] [%clk 0:49:20] } 24... Rc2? { [%eval 5.25] } { Mistake. Be2 was best. } { [%clk 0:29:10] } 25. Rc1 { [%eval 4.69] [%clk 0:48:00] } 25... Rxc4?! { [%eval 7.17] } { Inaccuracy. Rxc1+ was best. } { [%clk 0:24:16] } 26. Rxc4 { [%eval 6.79] [%clk 0:48:21] } 26... Bf8 { [%eval 7.1] [%clk 0:22:31] } 27. Rxc5 { [%eval 7.01] [%clk 0:47:54] } 27... Rb8 { [%eval 7.01] [%clk 0:22:07] } 28. Rcc7 { [%eval 6.46] [%clk 0:46:40] } 28... h5 { [%eval 6.96] [%clk 0:21:38] } 29. Rab7 { [%eval 6.65] [%clk 0:45:20] } 29... Ra8 { [%eval 7.77] [%clk 0:19:40] } 30. Ba7 { [%eval 6.68] [%clk 0:45:23] } 30... Rd8 { [%eval 6.43] [%clk 0:18:23] } 31. Rc5 { [%eval 6.48] [%clk 0:45:19] } 31... Bf5 { [%eval 7.13] [%clk 0:16:01] } 32. Rb8 { [%eval 6.6] [%clk 0:45:04] } 32... Rxb8 { [%eval 7.12] [%clk 0:14:27] } 33. Bxb8 { [%eval 6.84] [%clk 0:45:29] } 33... Bh6 { [%eval 6.54] [%clk 0:14:45] } 34. g3 { [%eval 6.71] [%clk 0:45:28] } 34... g5 { [%eval 6.86] [%clk 0:14:53] } 35. d6 { [%eval 6.69] [%clk 0:45:35] } 35... Kf8 { [%eval 6.57] [%clk 0:14:48] } 36. Rc7 { [%eval 5.84] [%clk 0:44:45] } 36... exd6 { [%eval 5.91] [%clk 0:14:29] } 37. exd6 { [%eval 5.9] [%clk 0:45:06] } 37... gxf4 { [%eval 5.5] [%clk 0:14:31] } 38. Rc5 { [%eval 5.16] [%clk 0:42:37] } 38... Bg4 { [%eval 5.4] [%clk 0:11:48] } 39. Kg2 { [%eval 5.25] [%clk 0:39:59] } 39... fxg3 { [%eval 5.4] [%clk 0:10:08] } 40. h3 { [%eval 5.14] [%clk 1:08:34] } 40... Bd7 { [%eval 5.21] [%clk 0:37:57] } 41. Kxg3 { [%eval 5.21] [%clk 1:07:46] } 41... f5 { [%eval 4.85] [%clk 0:36:41] } 42. Rc7 { [%eval 4.47] [%clk 1:05:28] } 42... Ke8 { [%eval 4.66] [%clk 0:35:56] } 43. Ba7 { [%eval 4.67] [%clk 1:04:25] } 43... Bg5 { [%eval 4.84] [%clk 0:30:31] } 44. Rc3 { [%eval 4.2] [%clk 1:02:16] } 44... f4+ { [%eval 4.22] [%clk 0:30:22] } 45. Kg2 { [%eval 3.96] [%clk 1:00:37] } 45... f3+ { [%eval 4.32] [%clk 0:26:00] } 46. Rxf3 { [%eval 4.2] [%clk 0:59:14] } 46... Bc6 { [%eval 4.94] [%clk 0:26:21] } 47. Kf2 { [%eval 5.35] [%clk 0:59:32] } 47... Bxf3 { [%eval 5.86] [%clk 0:26:44] } 48. Kxf3 { [%eval 5.36] [%clk 0:59:59] } 48... Kd7 { [%eval 5.92] [%clk 0:27:07] } 49. Bc5 { [%eval 6.14] [%clk 1:00:26] } 49... Kc6 { [%eval 5.76] [%clk 0:26:55] } 50. Bb4 { [%eval 6.61] [%clk 1:00:41] } 50... Kb5 { [%eval 8.65] [%clk 0:27:03] } 51. a3 { [%eval 8.1] [%clk 1:01:04] } 51... Kc6 { [%eval 8.66] [%clk 0:26:29] } 52. Ke4 { [%eval 8.7] [%clk 1:01:30] } 52... Bd8 { [%eval 8.39] [%clk 0:26:24] } 53. Ke5 { [%eval 7.98] [%clk 1:01:23] } 53... Kd7 { [%eval 9.14] [%clk 0:26:41] } 54. Kd5 { [%eval 10.34] [%clk 1:01:47] } 54... h4 { [%eval 19.54] [%clk 0:24:54] } 55. a4 { [%eval 26.19] [%clk 1:02:02] } 55... Kc8 { [%eval 82.39] [%clk 0:25:15] } 56. Kc6 { [%eval 24.52] [%clk 1:02:26] } 56... Bg5?! { [%eval #14] } { Checkmate is now unavoidable. Kb8 was best. } { [%clk 0:25:16] } 57. d7+ { [%eval #13] [%clk 1:02:36] } 57... Kb8 { [%eval #13] [%clk 0:25:35] } 58. Ba5 { [%eval #12] [%clk 1:02:55] } 58... Ka7 { [%clk 0:25:30] } 59. d8=Q { [%clk 1:03:16] } 59... Bxd8 { [%clk 0:25:55] } 60. Bxd8 { [%clk 1:03:43] } 60... Ka6 { [%clk 0:26:18] } 61. Bxh4 { [%clk 1:04:04] } 61... Ka5 { [%clk 0:26:45] } 62. Be7 { [%clk 1:04:13] } 62... Kxa4 { [%clk 0:27:12] } 63. h4 { [%clk 1:04:40] } 1-0