Event: XI Sunway Sitges International Chess Festival 2024 - Group A
Site: Hotel Sunway Playa Golf & Spa, Sitges (Barcelona), Spain
Date: 2024-12-20
White: Koh, Ming Yao Gavin
WhiteElo: 1995
Black: Tan, Jun Ying
BlackTitle: FM
BlackElo: 2357
Result: 1/2-1/2
ECO: A42
Opening: Modern Defense: Averbakh System
Variant: Standard
TimeControl: 90 min/40 moves + 30 min/rest + 30 sec. incr. per move starting move 1

1. d4 { [%eval 0.17] [%clk 1:30:56] } 1... g6 { [%eval 0.57] [%clk 1:30:50] } 2. c4 { [%eval 0.29] [%clk 1:31:19] } 2... Bg7 { [%eval 0.59] [%clk 1:31:08] } 3. e4 { [%eval 0.48] [%clk 1:31:41] } 3... d6 { [%eval 0.49] [%clk 1:31:30] } 4. Nc3 { [%eval 0.46] [%clk 1:31:57] } 4... e5 { [%eval 0.5] [%clk 1:31:31] } 5. d5 { [%eval 0.36] [%clk 1:32:05] } 5... a5 { [%eval 0.46] [%clk 1:31:31] } 6. h4 { [%eval 0.48] [%clk 1:20:11] } 6... h5 { [%eval 0.49] [%clk 1:14:45] } 7. Be2 { [%eval 0.27] [%clk 1:19:23] } 7... Bh6 { [%eval 0.46] [%clk 1:09:16] } 8. Nf3 { [%eval 0.34] [%clk 1:14:13] } 8... Bxc1 { [%eval 0.32] [%clk 1:07:57] } 9. Qxc1 { [%eval 0.15] [%clk 1:14:28] } 9... Na6 { [%eval 0.13] [%clk 0:58:41] } 10. Qd2 { [%eval 0.12] [%clk 1:02:24] } 10... Bd7 { [%eval 0.28] [%clk 0:58:26] } 11. Ng5 { [%eval -0.01] [%clk 0:55:17] } 11... Qe7 { [%eval 0.12] [%clk 0:51:05] } 12. O-O-O { [%eval 0.04] [%clk 0:52:31] } 12... O-O-O { [%eval 0.2] [%clk 0:43:26] } 13. Kb1 { [%eval 0.06] [%clk 0:51:52] } 13... Nc5 { [%eval 0.15] [%clk 0:41:05] } 14. Rde1 { [%eval 0.02] [%clk 0:40:54] } 14... f6 { [%eval -0.02] [%clk 0:38:52] } 15. Nh3 { [%eval 0.02] [%clk 0:39:38] } 15... b6 { [%eval -0.01] [%clk 0:38:20] } 16. Bd1 { [%eval 0.03] [%clk 0:39:40] } 16... Kb7 { [%eval 0.12] [%clk 0:37:17] } 17. f3 { [%eval 0.16] [%clk 0:37:24] } 17... Nh6 { [%eval 0.29] [%clk 0:37:13] } 18. Nf2 { [%eval 0.29] [%clk 0:37:13] } 18... Nf7 { [%eval 0.34] [%clk 0:37:12] } 19. a3 { [%eval 0.33] [%clk 0:25:03] } 19... Ra8?! { [%eval 0.99] } { Inaccuracy. a4 was best. } { [%clk 0:36:25] } 20. Bc2?! { [%eval 0.29] } { Inaccuracy. b4 was best. } { [%clk 0:24:06] } 20... Qe8?! { [%eval 1.29] } { Inaccuracy. a4 was best. } { [%clk 0:29:21] } 21. Ka2?! { [%eval 0.36] } { Inaccuracy. b4 was best. } { [%clk 0:17:37] } 21... Qc8 { [%eval 0.74] [%clk 0:26:54] } 22. Rc1 { [%eval 0.53] [%clk 0:16:08] } 22... f5 { [%eval 0.86] [%clk 0:26:24] } 23. Rh2?! { [%eval 0.16] } { Inaccuracy. b3 was best. } { [%clk 0:14:59] } 23... f4 { [%eval 0.45] [%clk 0:25:15] } 24. Rg1 { [%eval 0.23] [%clk 0:14:13] } 24... Qd8 { [%eval 0.44] [%clk 0:20:29] } 25. g3 { [%eval 0.04] [%clk 0:11:48] } 25... fxg3 { [%eval 0.0] [%clk 0:17:34] } 26. Rxg3 { [%eval 0.0] [%clk 0:12:16] } 26... Qf6 { [%eval 0.12] [%clk 0:17:50] } 27. Ne2?! { [%eval -0.47] } { Inaccuracy. Nd3 was best. } { [%clk 0:09:00] } 27... Rag8 { [%eval -0.38] [%clk 0:15:56] } 28. f4?! { [%eval -1.43] } { Inaccuracy. b4 was best. } { [%clk 0:06:29] } 28... exf4 { [%eval -1.47] [%clk 0:15:57] } 29. Qxf4 { [%eval -1.48] [%clk 0:06:35] } 29... Qe7 { [%eval -1.41] [%clk 0:15:36] } 30. Nd3 { [%eval -1.73] [%clk 0:03:23] } 30... Nxd3 { [%eval -1.74] [%clk 0:15:57] } 31. Bxd3 { [%eval -1.92] [%clk 0:03:46] } 31... Ne5 { [%eval -1.89] [%clk 0:16:04] } 32. Nc3?! { [%eval -2.87] } { Inaccuracy. Nd4 was best. } { [%clk 0:02:20] } 32... Rf8 { [%eval -2.8] [%clk 0:15:15] } 33. Qc1 { [%eval -2.89] [%clk 0:02:42] } 33... Ng4?! { [%eval -2.08] } { Inaccuracy. g5 was best. } { [%clk 0:08:37] } 34. Rh1 { [%eval -2.13] [%clk 0:02:43] } 34... Qe5 { [%eval -2.02] [%clk 0:08:46] } 35. Rhg1 { [%eval -1.82] [%clk 0:02:48] } 35... Qf6 { [%eval -1.43] [%clk 0:07:52] } 36. Rh1?! { [%eval -2.36] } { Inaccuracy. Be2 was best. } { [%clk 0:02:29] } 36... Qf2 { [%eval -2.3] [%clk 0:05:10] } 37. Qg1 { [%eval -2.68] [%clk 0:01:40] } 37... Qf4?! { [%eval -1.62] } { Inaccuracy. Ne5 was best. } { [%clk 0:03:42] } 38. Be2 { [%eval -1.73] [%clk 0:01:41] } 38... Ne5 { [%eval -1.57] [%clk 0:02:22] } 39. Rg5 { [%eval -2.09] [%clk 0:01:27] } 39... Bg4 { [%eval -2.08] [%clk 0:02:22] } 40. Qh2?! { [%eval -3.42] } { Inaccuracy. Qd1 was best. } { [%clk 0:31:16] } 40... Qe3 { [%eval -3.29] [%clk 0:30:40] } 41. Bxg4 { [%eval -3.64] [%clk 0:24:35] } 41... hxg4 { [%eval -3.52] [%clk 0:24:59] } 42. Qe2 { [%eval -3.95] [%clk 0:21:43] } 42... Qg3?! { [%eval -2.67] } { Inaccuracy. Qxe2 was best. } { [%clk 0:13:43] } 43. c5?! { [%eval -4.23] } { Inaccuracy. Rxe5 was best. } { [%clk 0:19:46] } 43... dxc5?? { [%eval 0.0] } { Blunder. Rf2 was best. } { [%clk 0:12:43] } 44. Qb5 { [%eval 0.0] [%clk 0:17:59] } 44... Ka7 { [%eval -0.03] [%clk 0:07:43] } 45. Na4 { [%eval -0.03] [%clk 0:15:32] } 45... c4 { [%eval 0.0] [%clk 0:07:40] } 46. Rc1 { [%eval 0.0] [%clk 0:13:33] } 46... Rxh4 { [%eval 0.0] [%clk 0:03:19] } 47. Rc3 { [%eval 0.13] [%clk 0:06:40] } 47... Rf3?? { [%eval 3.55] } { Blunder. Qg1 was best. } { [%clk 0:03:30] } 48. Rxf3 { [%eval 3.75] [%clk 0:05:59] } 48... Nxf3? { [%eval 6.51] } { Mistake. Qg1 was best. } { [%clk 0:03:58] } 49. Rxg6?? { [%eval 0.0] } { Blunder. Nc5 was best. } { [%clk 0:06:10] } 49... Nd2 { [%eval 0.0] [%clk 0:01:27] } 50. Nc5 { [%eval 0.0] [%clk 0:05:26] } 50... Qb3+ { [%eval -0.01] [%clk 0:01:48] } 51. Nxb3 { [%eval 0.0] [%clk 0:05:47] } 51... cxb3+ { [%eval 0.0] [%clk 0:02:15] } 52. Qxb3 { [%eval 0.0] [%clk 0:06:04] } 52... Nxb3 { [%eval 0.0] [%clk 0:02:11] } 53. Kxb3 { [%eval 0.0] [%clk 0:06:21] } 53... g3 { [%eval 0.0] [%clk 0:02:47] } 54. e5 { [%eval 0.0] [%clk 0:05:43] } 1/2-1/2