Event: Round 4: Nakada, Akira - Koustav Chatterjee
Date: 2025-01-04
White: Nakada, Akira
WhiteTitle: IM
WhiteElo: 2420
Black: Koustav Chatterjee
BlackTitle: GM
BlackElo: 2503
Result: 1/2-1/2
ECO: A13
Opening: English Opening: Neo-Catalan
Variant: Standard
TimeControl: 90+30

1. Nf3 { [%eval 0.14] [%clk 1:22:22] } 1... d5 { [%eval 0.18] [%clk 1:30:42] } 2. c4 { [%eval 0.0] [%clk 1:23:34] } 2... e6 { [%eval 0.17] [%clk 1:31:07] } 3. g3 { [%eval 0.0] [%clk 1:24:00] } 3... Nf6 { [%eval 0.17] [%clk 1:31:32] } 4. Bg2 { [%eval 0.13] [%clk 1:24:26] } 4... d4 { [%eval 0.21] [%clk 1:31:58] } 5. O-O { [%eval 0.12] [%clk 1:24:46] } 5... c5 { [%eval 0.14] [%clk 1:32:24] } 6. e3 { [%eval 0.05] [%clk 1:25:11] } 6... Nc6 { [%eval 0.16] [%clk 1:32:48] } 7. exd4 { [%eval 0.14] [%clk 1:25:38] } 7... cxd4 { [%eval 0.19] [%clk 1:33:14] } 8. d3 { [%eval 0.09] [%clk 1:26:05] } 8... Bd6 { [%eval 0.1] [%clk 1:33:31] } 9. Bg5 { [%eval 0.12] [%clk 1:26:08] } 9... h6 { [%eval 0.02] [%clk 1:33:54] } 10. Bxf6 { [%eval 0.07] [%clk 1:26:35] } 10... Qxf6 { [%eval 0.12] [%clk 1:34:20] } 11. Nbd2 { [%eval 0.19] [%clk 1:27:00] } 11... Qd8 { [%eval 0.17] [%clk 1:34:45] } 12. a3 { [%eval 0.1] [%clk 1:25:23] } 12... a5 { [%eval 0.12] [%clk 1:35:10] } 13. Rc1 { [%eval 0.04] [%clk 1:25:23] } 13... O-O { [%eval 0.09] [%clk 1:35:24] } 14. c5 { [%eval 0.05] [%clk 1:25:36] } 14... Be7 { [%eval 0.19] [%clk 1:35:32] } 15. Re1 { [%eval 0.09] [%clk 1:23:04] } 15... a4 { [%eval 0.04] [%clk 1:33:13] } 16. Rc4 { [%eval 0.08] [%clk 1:12:55] } 16... Bd7 { [%eval 0.39] [%clk 1:17:44] } 17. Ne4?! { [%eval -0.31] } { Inaccuracy. Rxa4 was best. } { [%clk 0:52:51] } 17... b5 { [%eval -0.34] [%clk 1:08:46] } 18. Rc1 { [%eval -0.49] [%clk 0:49:25] } 18... Qc7 { [%eval -0.44] [%clk 1:04:42] } 19. Qe2 { [%eval -0.6] [%clk 0:39:55] } 19... Rac8 { [%eval -0.5] [%clk 0:57:35] } 20. Ned2 { [%eval -0.74] [%clk 0:37:21] } 20... Rfe8 { [%eval -0.77] [%clk 0:46:35] } 21. b3 { [%eval -0.72] [%clk 0:34:46] } 21... axb3 { [%eval -0.8] [%clk 0:46:25] } 22. Nxb3 { [%eval -0.79] [%clk 0:35:12] } 22... Bf6 { [%eval -0.33] [%clk 0:42:05] } 23. Nfd2 { [%eval -0.45] [%clk 0:27:39] } 23... e5 { [%eval -0.31] [%clk 0:35:27] } 24. Ne4 { [%eval -0.43] [%clk 0:27:52] } 24... Be7 { [%eval -0.36] [%clk 0:35:51] } 25. g4?! { [%eval -1.23] } { Inaccuracy. Nd6 was best. } { [%clk 0:24:07] } 25... Be6?! { [%eval -0.34] } { Inaccuracy. Nd8 was best. } { [%clk 0:31:19] } 26. Nbd2 { [%eval -0.39] [%clk 0:23:20] } 26... Qd7 { [%eval -0.2] [%clk 0:31:26] } 27. h3 { [%eval -0.26] [%clk 0:22:37] } 27... h5? { [%eval 0.87] } { Mistake. Na5 was best. } { [%clk 0:20:42] } 28. g5 { [%eval 0.64] [%clk 0:22:20] } 28... g6 { [%eval 0.56] [%clk 0:17:37] } 29. Qf3 { [%eval 0.58] [%clk 0:21:33] } 29... Bf5 { [%eval 0.69] [%clk 0:17:41] } 30. Qg3 { [%eval 0.5] [%clk 0:18:37] } 30... Qe6 { [%eval 0.83] [%clk 0:13:32] } 31. Nf3?! { [%eval -0.26] } { Inaccuracy. Rb1 was best. } { [%clk 0:11:08] } 31... Qb3?! { [%eval 0.75] } { Inaccuracy. Bxe4 was best. } { [%clk 0:09:03] } 32. Nh4?! { [%eval 0.17] } { Inaccuracy. Nfd2 was best. } { [%clk 0:10:54] } 32... Bxe4 { [%eval 0.17] [%clk 0:08:19] } 33. Bxe4 { [%eval 0.21] [%clk 0:11:19] } 33... Qxa3? { [%eval 1.77] } { Mistake. Qe6 was best. } { [%clk 0:07:25] } 34. Qf3?! { [%eval 1.12] } { Inaccuracy. f4 was best. } { [%clk 0:06:14] } 34... Bxg5 { [%eval 1.36] [%clk 0:07:40] } 35. Nxg6 { [%eval 1.23] [%clk 0:05:37] } 35... fxg6 { [%eval 1.37] [%clk 0:05:26] } 36. Qg3 { [%eval 1.3] [%clk 0:05:42] } 36... Kg7 { [%eval 1.19] [%clk 0:03:52] } 37. Qxg5 { [%eval 1.31] [%clk 0:05:26] } 37... Re6 { [%eval 1.44] [%clk 0:04:21] } 38. Bf5 { [%eval 1.38] [%clk 0:04:18] } 38... Rce8 { [%eval 1.25] [%clk 0:04:50] } 39. Bxe6?! { [%eval 0.18] } { Inaccuracy. Ra1 was best. } { [%clk 0:04:42] } 39... Rxe6 { [%eval 0.31] [%clk 0:05:19] } 40. Qg3 { [%eval 0.09] [%clk 0:03:37] } 40... Rf6 { [%eval 0.07] [%clk 0:05:18] } 41. Rc2 { [%eval 0.0] [%clk 0:01:50] } 41... h4 { [%eval -0.12] [%clk 0:05:33] } 42. Qxh4 { [%eval -0.09] [%clk 0:01:57] } 42... Qxd3 { [%eval -0.18] [%clk 0:06:02] } 43. Rce2 { [%eval -0.11] [%clk 0:02:26] } 43... Rf4 { [%eval -0.02] [%clk 0:06:01] } 44. Qg3 { [%eval -0.04] [%clk 0:02:34] } 44... Qf5 { [%eval -0.07] [%clk 0:06:02] } 45. Qg2 { [%eval -0.16] [%clk 0:02:40] } 45... Rf3 { [%eval 0.0] [%clk 0:05:35] } 46. Qg4?? { [%eval -1.8] } { Blunder. Ra2 was best. } { [%clk 0:01:24] } 46... Rxh3 { [%eval -1.9] [%clk 0:05:51] } 47. Qxf5?! { [%eval -3.13] } { Inaccuracy. Qg2 was best. } { [%clk 0:01:46] } 47... gxf5 { [%eval -2.88] [%clk 0:06:18] } 48. Rxe5?! { [%eval -3.93] } { Inaccuracy. Kg2 was best. } { [%clk 0:01:44] } 48... Nxe5 { [%eval -3.78] [%clk 0:06:44] } 49. Rxe5 { [%eval -3.8] [%clk 0:02:13] } 49... Rc3 { [%eval -3.69] [%clk 0:04:39] } 50. Rd5 { [%eval -3.48] [%clk 0:00:31] } 50... Rc4 { [%eval -3.93] [%clk 0:03:49] } 51. c6 { [%eval -4.35] [%clk 0:00:38] } 51... b4 { [%eval -3.83] [%clk 0:04:04] } 52. Kf1 { [%eval -4.37] [%clk 0:00:45] } 52... Rxc6 { [%eval -4.42] [%clk 0:04:02] } 53. Rb5 { [%eval -3.96] [%clk 0:00:36] } 53... d3?? { [%eval 0.0] } { Blunder. Kf6 was best. } { [%clk 0:02:14] } 54. Ke1 { [%eval 0.0] [%clk 0:00:56] } 54... Rc4 { [%eval 0.0] [%clk 0:02:39] } 55. Rxf5 { [%eval 0.0] [%clk 0:01:00] } 55... Rd4 { [%eval 0.0] [%clk 0:02:32] } 56. Kd2 { [%eval 0.0] [%clk 0:01:17] } 56... Kg6 { [%eval 0.0] [%clk 0:02:58] } 57. Rf8 { [%eval 0.0] [%clk 0:01:06] } 57... Kg5 { [%eval 0.0] [%clk 0:03:23] } 58. Rf7 { [%eval 0.0] [%clk 0:01:20] } 58... Kg4 { [%eval 0.0] [%clk 0:03:49] } 59. Rf8 { [%eval 0.0] [%clk 0:01:40] } 59... Kh3 { [%eval 0.0] [%clk 0:04:15] } 60. Rf3+ { [%eval 0.0] [%clk 0:02:02] } 1/2-1/2