Event: Round 3: Kalavannan, Koby - Cherniaev, Alexander
Date: 2024-07-19
White: Kalavannan, Koby
WhiteTitle: FM
WhiteElo: 2265
Black: Cherniaev, Alexander
BlackTitle: GM
BlackElo: 2359
Result: 1/2-1/2
ECO: E11
Opening: Bogo-Indian Defense: Retreat Variation
Variant: Standard

1. d4 { [%eval 0.16] [%clk 1:30:34] } 1... d5 { [%eval 0.24] [%clk 1:30:55] } 2. Nf3 { [%eval 0.2] [%clk 1:30:40] } 2... Nf6 { [%eval 0.14] [%clk 1:30:37] } 3. c4 { [%eval 0.17] [%clk 1:30:58] } 3... e6 { [%eval 0.17] [%clk 1:30:43] } 4. g3 { [%eval 0.15] [%clk 1:31:06] } 4... Bb4+ { [%eval 0.15] [%clk 1:30:32] } 5. Bd2 { [%eval 0.13] [%clk 1:31:27] } 5... Be7 { [%eval 0.24] [%clk 1:30:57] } 6. Bg2 { [%eval 0.09] [%clk 1:31:36] } 6... c6 { [%eval 0.2] [%clk 1:30:48] } 7. Qc2 { [%eval 0.08] } 7... Nbd7 { [%eval 0.23] [%clk 1:31:05] } 8. O-O { [%eval 0.14] [%clk 1:31:33] } 8... Ne4 { [%eval 0.28] [%clk 1:31:28] } 9. Nc3 { [%eval 0.28] [%clk 1:31:27] } 9... Nxd2 { [%eval 0.32] [%clk 1:18:35] } 10. Nxd2 { [%eval 0.31] [%clk 1:31:36] } 10... O-O { [%eval 0.33] [%clk 1:08:26] } 11. e4 { [%eval 0.1] [%clk 1:30:07] } 11... dxe4 { [%eval 0.14] [%clk 1:03:36] } 12. Ndxe4 { [%eval 0.04] [%clk 1:28:34] } 12... Nb6 { [%eval 0.3] [%clk 1:03:57] } 13. Ne2 { [%eval 0.21] [%clk 1:28:18] } 13... Qc7 { [%eval 0.33] [%clk 0:58:31] } 14. f4 { [%eval 0.09] [%clk 1:20:07] } 14... c5 { [%eval 0.08] [%clk 0:57:31] } 15. b3 { [%eval 0.04] [%clk 1:19:31] } 15... cxd4 { [%eval 0.15] [%clk 0:55:51] } 16. Nxd4 { [%eval 0.14] [%clk 1:19:40] } 16... Bd7 { [%eval 0.22] [%clk 0:54:58] } 17. Kh1 { [%eval 0.22] [%clk 1:10:25] } 17... Rad8 { [%eval 0.17] [%clk 0:40:24] } 18. Rae1 { [%eval 0.0] [%clk 1:06:41] } 18... Bc6 { [%eval 0.02] [%clk 0:37:36] } 19. Nxc6 { [%eval 0.08] [%clk 1:05:41] } 19... bxc6 { [%eval 0.05] [%clk 0:38:03] } 20. Ng5 { [%eval -0.27] [%clk 0:51:16] } 20... Bxg5 { [%eval -0.05] [%clk 0:33:12] } 21. fxg5 { [%eval -0.05] [%clk 0:51:45] } 21... c5 { [%eval -0.07] [%clk 0:33:23] } 22. Rf4 { [%eval -0.23] [%clk 0:41:38] } 22... g6 { [%eval -0.22] [%clk 0:28:58] } 23. Qc3 { [%eval -0.15] [%clk 0:38:42] } 23... Qe7 { [%eval 0.0] [%clk 0:27:46] } 24. h4 { [%eval 0.05] [%clk 0:30:07] } 24... Rd6 { [%eval 0.14] [%clk 0:22:41] } 25. Ref1 { [%eval 0.1] [%clk 0:23:52] } 25... e5?! { [%eval 0.85] } { Inaccuracy. Nd7 was best. } { [%clk 0:16:54] } 26. Re1 { [%eval 0.42] [%clk 0:22:54] } 26... Nd7 { [%eval 0.43] [%clk 0:15:58] } 27. Bd5 { [%eval 0.17] [%clk 0:21:52] } 27... Qd8?! { [%eval 0.95] } { Inaccuracy. h6 was best. } { [%clk 0:15:46] } 28. Rf2 { [%eval 0.93] [%clk 0:17:12] } 28... Nb6 { [%eval 1.07] [%clk 0:15:45] } 29. Be4 { [%eval 1.0] [%clk 0:17:29] } 29... Rd4 { [%eval 0.96] [%clk 0:15:06] } 30. Kg2 { [%eval 0.66] [%clk 0:13:30] } 30... Qe7?! { [%eval 1.51] } { Inaccuracy. Nc8 was best. } { [%clk 0:15:00] } 31. a4?! { [%eval 0.4] } { Inaccuracy. Qe3 was best. } { [%clk 0:13:46] } 31... Kg7?! { [%eval 1.21] } { Inaccuracy. Nc8 was best. } { [%clk 0:13:18] } 32. a5 { [%eval 0.9] [%clk 0:13:53] } 32... Nd7 { [%eval 0.54] [%clk 0:13:47] } 33. Bd5 { [%eval 0.39] [%clk 0:14:05] } 33... Qd6? { [%eval 1.53] } { Mistake. f5 was best. } { [%clk 0:11:24] } 34. Ref1? { [%eval -0.02] } { Mistake. Qe3 was best. } { [%clk 0:12:17] } 34... f5 { [%eval -0.05] [%clk 0:11:36] } 35. h5 { [%eval -0.15] [%clk 0:07:58] } 35... Qe7 { [%eval 0.21] [%clk 0:09:41] } 36. h6+ { [%eval 0.0] [%clk 0:06:35] } 36... Kh8 { [%eval 0.0] [%clk 0:10:10] } 37. Qc1?? { [%eval -2.53] } { Blunder. Qe3 was best. } { [%clk 0:06:58] } 37... Rg4?? { [%eval -0.06] } { Blunder. f4 was best. } { [%clk 0:09:08] } 38. Bc6? { [%eval -1.45] } { Mistake. Qe3 was best. } { [%clk 0:04:08] } 38... Nb8? { [%eval -0.01] } { Mistake. f4 was best. } { [%clk 0:09:27] } 39. Bd5 { [%eval 0.0] [%clk 0:03:40] } 39... Nd7 { [%eval -0.02] [%clk 0:06:30] } 40. Bc6? { [%eval -1.32] } { Mistake. Qe3 was best. } { [%clk 0:04:08] } 40... Nb8? { [%eval 0.0] } { Mistake. f4 was best. } { [%clk 0:06:48] } 41. Bd5 { [%eval -0.02] [%clk 0:03:47] } 41... Rxg5 { [%eval 0.08] [%clk 0:06:54] } 42. Re1 { [%eval 0.0] [%clk 0:04:10] } 42... Nd7 { [%eval -0.1] [%clk 0:04:47] } 43. Bc6? { [%eval -1.32] } { Mistake. Qe3 was best. } { [%clk 0:04:11] } 43... Nb8? { [%eval -0.07] } { Mistake. f4 was best. } { [%clk 0:05:05] } 44. Bd5 { [%eval -0.19] [%clk 0:04:40] } 44... Rg4? { [%eval 1.32] } { Mistake. Nd7 was best. } { [%clk 0:04:12] } 45. Rf4 { [%eval 1.22] [%clk 0:04:12] } 45... Rg5?! { [%eval 2.05] } { Inaccuracy. Nd7 was best. } { [%clk 0:01:44] } 46. Qc3 { [%eval 2.28] [%clk 0:04:41] } 46... Re8 { [%eval 2.1] [%clk 0:01:35] } 47. Bf7 { [%eval 1.99] [%clk 0:03:59] } 47... Rxg3+?! { [%eval 2.95] } { Inaccuracy. Qb7+ was best. } { [%clk 0:00:35] } 48. Qxg3?? { [%eval -0.35] } { Blunder. Kxg3 was best. } { [%clk 0:02:48] } 48... Qxf7 { [%eval -0.25] [%clk 0:01:04] } 49. Rf3 { [%eval -0.31] [%clk 0:02:23] } 49... Nc6 { [%eval -0.06] [%clk 0:01:30] } 50. Rd3 { [%eval -0.12] [%clk 0:02:39] } 50... Qf6 { [%eval 0.0] [%clk 0:01:40] } 51. Rd5 { [%eval -0.02] [%clk 0:02:54] } 51... f4 { [%eval 0.0] [%clk 0:00:55] } 52. Qg4 { [%eval 0.0] [%clk 0:03:08] } 52... Rf8 { [%eval 0.0] [%clk 0:01:07] } 53. Kf2 { [%eval 0.0] [%clk 0:02:19] } 53... Nb4 { [%eval 0.0] [%clk 0:01:19] } 54. Rd7?? { [%eval -2.7] } { Blunder. Rd2 was best. } { [%clk 0:02:00] } 54... Nc2 { [%eval -2.67] [%clk 0:01:29] } 55. Re4?! { [%eval -3.67] } { Inaccuracy. Rc7 was best. } { [%clk 0:02:06] } 55... Ne3 { [%eval -3.44] [%clk 0:01:53] } 56. Qh3 { [%eval -3.21] [%clk 0:02:09] } 56... Qg5?? { [%eval 0.0] } { Blunder. g5 was best. } { [%clk 0:01:56] } 57. Kf3? { [%eval -1.64] } { Mistake. Rf7 was best. } { [%clk 0:01:50] } 57... Nc2? { [%eval 0.0] } { Mistake. Qf6 was best. } { [%clk 0:00:46] } 58. Kf2 { [%eval 0.0] } 58... Ne3 { [%eval 0.0] } 59. Kf3?? { [%eval -1.76] } { Blunder. Rf7 was best. } { [%clk 0:00:46] } 59... Nc2?? { [%eval 0.0] } { Blunder. Qf6 was best. } { [%clk 0:01:07] } 60. Rd5 { [%eval -0.42] [%clk 0:00:47] } 60... Nd4+ { [%eval 0.0] [%clk 0:01:30] } 61. Kf2 { [%eval 0.0] [%clk 0:01:15] } 61... f3 { [%eval 0.0] [%clk 0:01:20] } 62. Re3 { [%eval 0.0] [%clk 0:01:45] } 62... Nf5 { [%eval 0.0] [%clk 0:00:41] } 63. Rexe5 { [%eval 0.0] [%clk 0:02:10] } 63... Qf4 { [%eval 0.2] [%clk 0:00:50] } 64. Qxf3 { [%eval 0.0] [%clk 0:03:53] } 64... Qxh6 { [%eval 0.0] [%clk 0:01:07] } 65. Rxf5 { [%eval 0.0] [%clk 0:01:36] } 65... gxf5 { [%eval 0.04] [%clk 0:01:33] } 66. Qc3+ { [%eval 0.0] [%clk 0:01:46] } 66... Kg8 { [%eval 0.0] [%clk 0:00:42] } 67. Qg3+ { [%eval 0.0] [%clk 0:02:14] } 67... Kh8 { [%eval 0.0] [%clk 0:00:58] } 68. Qe5+ { [%eval 0.0] [%clk 0:01:09] } 68... Kg8 { [%eval 0.0] [%clk 0:01:26] } 69. Qg3+ { [%eval 0.0] [%clk 0:00:51] } 69... Kh8 { [%eval 0.02] [%clk 0:01:55] } 70. Qe5+ { [%eval 0.0] [%clk 0:00:50] } 70... Kg8 { [%eval 0.0] [%clk 0:02:24] } 1/2-1/2