Event: 15th Chennai Open GM Event 2024
Site: Ramada Park, Egmore, Chennai, India
Date: 2025-01-03
White: Kaustuv, Kundu
WhiteTitle: IM
WhiteElo: 2409
Black: Buscara, Sevan
BlackTitle: IM
BlackElo: 2185
Result: 1-0
ECO: A07
Opening: King's Indian Attack: Keres Variation
Variant: Standard
TimeControl: 90 min each with 30 sec incrementfrom move no.1

1. Nf3 { [%eval 0.14] [%clk 1:20:14] } 1... d5 { [%eval 0.18] [%clk 1:29:48] } 2. g3 { [%eval 0.15] [%clk 1:20:37] } 2... Bg4 { [%eval 0.13] [%clk 1:29:22] } 3. Bg2 { [%eval 0.14] [%clk 1:20:58] } 3... c6 { [%eval 0.16] [%clk 1:28:57] } 4. c4 { [%eval 0.23] [%clk 1:19:32] } 4... Nd7 { [%eval 0.25] [%clk 1:15:31] } 5. cxd5 { [%eval 0.23] [%clk 1:18:00] } 5... cxd5 { [%eval 0.25] [%clk 1:13:01] } 6. Nc3 { [%eval 0.28] [%clk 1:18:24] } 6... e6 { [%eval 0.25] [%clk 1:11:57] } 7. O-O { [%eval 0.25] [%clk 1:18:19] } 7... Ngf6 { [%eval 0.36] [%clk 1:10:51] } 8. Qb3 { [%eval 0.26] [%clk 1:18:14] } 8... Bxf3 { [%eval 0.23] [%clk 1:09:29] } 9. Bxf3 { [%eval 0.25] [%clk 1:18:36] } 9... Qb6 { [%eval 0.29] [%clk 1:04:40] } 10. d4 { [%eval 0.25] [%clk 1:18:50] } 10... Rc8?! { [%eval 1.0] } { Inaccuracy. Qxb3 was best. } { [%clk 0:50:58] } 11. e4 { [%eval 0.84] [%clk 1:12:12] } 11... dxe4 { [%eval 0.88] [%clk 0:46:08] } 12. Nxe4 { [%eval 1.03] [%clk 1:12:25] } 12... Nd5 { [%eval 1.25] [%clk 0:41:44] } 13. Nc3 { [%eval 1.26] [%clk 1:11:33] } 13... Nxc3 { [%eval 1.26] [%clk 0:38:04] } 14. bxc3 { [%eval 1.31] [%clk 1:11:56] } 14... Qxb3 { [%eval 1.4] [%clk 0:36:53] } 15. axb3 { [%eval 1.25] [%clk 1:12:20] } 15... Rxc3 { [%eval 1.3] [%clk 0:36:59] } 16. Bxb7 { [%eval 1.21] [%clk 1:06:32] } 16... Bd6 { [%eval 1.17] [%clk 0:35:52] } 17. Rxa7?! { [%eval 0.38] } { Inaccuracy. Bd2 was best. } { [%clk 1:05:13] } 17... Bb8?? { [%eval 2.32] } { Blunder. O-O was best. } { [%clk 0:34:38] } 18. Ra3?! { [%eval 1.3] } { Inaccuracy. Ra6 was best. } { [%clk 0:55:27] } 18... O-O?! { [%eval 2.18] } { Inaccuracy. Ke7 was best. } { [%clk 0:28:55] } 19. b4 { [%eval 2.18] [%clk 0:53:56] } 19... Rc4 { [%eval 2.16] [%clk 0:25:00] } 20. b5 { [%eval 2.01] [%clk 0:53:47] } 20... Rxd4?! { [%eval 2.76] } { Inaccuracy. Nb6 was best. } { [%clk 0:24:38] } 21. Be3 { [%eval 2.71] [%clk 0:53:57] } 21... Rc4 { [%eval 2.86] [%clk 0:22:54] } 22. Rb1 { [%eval 2.51] [%clk 0:51:59] } 22... Nc5 { [%eval 3.07] [%clk 0:21:47] } 23. Bf3 { [%eval 2.95] [%clk 0:50:29] } 23... f5 { [%eval 3.28] [%clk 0:19:45] } 24. b6 { [%eval 3.19] [%clk 0:47:17] } 24... Kf7 { [%eval 3.25] [%clk 0:19:50] } 25. b7 { [%eval 3.19] [%clk 0:45:43] } 25... Kf6 { [%eval 3.62] [%clk 0:19:52] } 26. Ra8 { [%eval 3.41] [%clk 0:40:36] } 26... g5?! { [%eval 4.34] } { Inaccuracy. Nd7 was best. } { [%clk 0:19:16] } 27. Be2 { [%eval 4.34] [%clk 0:39:00] } 27... Rc2 { [%eval 4.33] [%clk 0:18:50] } 28. Bd1 { [%eval 4.14] [%clk 0:39:16] } 28... Rc4 { [%eval 4.34] [%clk 0:18:34] } 29. Rb4?! { [%eval 2.73] } { Inaccuracy. Be2 was best. } { [%clk 0:38:38] } 29... Rxb4 { [%eval 2.89] [%clk 0:18:04] } 30. Bxc5 { [%eval 2.94] [%clk 0:39:03] } 30... Rxb7 { [%eval 2.84] [%clk 0:14:19] } 31. Bxf8 { [%eval 2.78] [%clk 0:38:57] } 31... Rb1 { [%eval 2.83] [%clk 0:14:30] } 32. Kg2 { [%eval 2.78] [%clk 0:39:13] } 32... Bxg3 { [%eval 2.78] [%clk 0:14:36] } 33. hxg3 { [%eval 2.78] [%clk 0:37:56] } 33... Rxd1 { [%eval 2.84] [%clk 0:15:01] } 34. Ra7 { [%eval 2.84] [%clk 0:38:10] } 34... h5 { [%eval 2.84] [%clk 0:14:48] } 35. Bg7+ { [%eval 2.83] [%clk 0:38:32] } 35... Kg6 { [%eval 2.79] [%clk 0:14:50] } 36. Be5 { [%eval 2.76] [%clk 0:38:23] } 36... Re1 { [%eval 3.4] [%clk 0:10:45] } 37. f4 { [%eval 3.01] [%clk 0:37:40] } 37... h4 { [%eval 3.53] [%clk 0:10:41] } 38. Rg7+ { [%eval 3.48] [%clk 0:37:26] } 38... Kh6 { [%eval 3.48] [%clk 0:11:06] } 39. fxg5+ { [%eval 3.48] [%clk 0:37:25] } 39... Kh5 { [%eval 3.46] [%clk 0:11:19] } 40. Bf6 { [%eval 3.42] [%clk 0:26:32] } 40... hxg3 { [%eval 3.19] [%clk 0:11:11] } 41. Kxg3 { [%eval 3.27] [%clk 0:26:35] } 41... e5 { [%eval 3.68] [%clk 0:10:41] } 42. Rg8 { [%eval 3.27] [%clk 0:23:21] } 42... f4+? { [%eval 5.45] } { Mistake. Rg1+ was best. } { [%clk 0:10:06] } 43. Kf2 { [%eval 5.14] [%clk 0:23:37] } 43... Rc1 { [%clk 0:07:16] } 44. Bxe5 { [%clk 0:21:47] } 44... Kg4 { [%clk 0:07:34] } 45. g6 { [%clk 0:22:07] } 45... Rc2+ { [%clk 0:07:52] } 46. Ke1 { [%clk 0:21:50] } 46... f3 { [%clk 0:07:09] } 47. g7 { [%clk 0:21:47] } 47... f2+ { [%clk 0:06:10] } 48. Kf1 { [%clk 0:22:12] } 48... Kf3 { [%clk 0:06:26] } 49. Rf8+ { [%clk 0:22:37] } 49... Ke3 { [%clk 0:06:55] } 50. Bd4+ { [%clk 0:22:58] } 1-0