Event: Round 5: Chatterjee Koustav - Debaraj Chatterjee
Date: 2021-10-02
White: Chatterjee Koustav
Black: Debaraj Chatterjee
Result: 1-0
ECO: D01
Opening: Rapport-Jobava System
Variant: Standard

1. d4 { [%eval 0.0] [%clk 1:29:23] } 1... Nf6 { [%eval 0.27] [%clk 1:28:39] } 2. Bf4 { [%eval 0.0] [%clk 1:29:00] } 2... g6 { [%eval 0.13] [%clk 1:28:46] } 3. Nc3 { [%eval 0.0] [%clk 1:29:23] } 3... d5 { [%eval 0.0] [%clk 1:28:55] } 4. e3 { [%eval 0.0] [%clk 1:29:50] } 4... Bg7 { [%eval 0.25] [%clk 1:29:00] } 5. h4 { [%eval -0.24] [%clk 1:30:18] } 5... O-O?! { [%eval 0.5] } { Inaccuracy. h5 was best. } { [%clk 1:25:23] } 6. h5 { [%eval 0.66] [%clk 1:30:39] } 6... c5 { [%eval 0.64] [%clk 1:25:04] } 7. hxg6 { [%eval 0.53] [%clk 1:30:53] } 7... fxg6 { [%eval 0.6] [%clk 1:25:23] } 8. dxc5 { [%eval 0.37] [%clk 1:26:57] } 8... Qa5 { [%eval 0.51] [%clk 1:25:19] } 9. Qd2 { [%eval 0.32] [%clk 1:20:48] } 9... Qxc5 { [%eval 0.37] [%clk 1:18:47] } 10. Nf3 { [%eval 0.27] [%clk 1:14:32] } 10... Nc6 { [%eval 0.26] [%clk 1:17:48] } 11. Bd3 { [%eval 0.01] [%clk 1:06:13] } 11... Ng4 { [%eval -0.12] [%clk 0:56:00] } 12. Bg3 { [%eval -0.29] [%clk 1:00:27] } 12... Nb4? { [%eval 1.0] } { Mistake. Bf5 was best. } { [%clk 0:47:49] } 13. O-O { [%eval 1.32] [%clk 0:55:11] } 13... e5?! { [%eval 2.25] } { Inaccuracy. e6 was best. } { [%clk 0:35:19] } 14. a3? { [%eval 0.95] } { Mistake. Be2 was best. } { [%clk 0:51:40] } 14... Nxd3 { [%eval 0.94] [%clk 0:30:12] } 15. cxd3 { [%eval 0.99] [%clk 0:51:49] } 15... d4 { [%eval 0.82] [%clk 0:24:01] } 16. exd4 { [%eval 1.05] [%clk 0:51:05] } 16... exd4 { [%eval 1.05] [%clk 0:24:28] } 17. Ne4 { [%eval 0.99] [%clk 0:51:24] } 17... Qh5 { [%eval 1.0] [%clk 0:24:43] } 18. Rfe1 { [%eval 1.05] [%clk 0:43:35] } 18... Bd7 { [%eval 1.59] [%clk 0:15:40] } 19. Qb4 { [%eval 1.1] [%clk 0:33:14] } 19... Qd5 { [%eval 1.09] [%clk 0:12:17] } 20. Rac1 { [%eval 1.14] [%clk 0:26:57] } 20... Bc6 { [%eval 1.59] [%clk 0:10:51] } 21. Rc5 { [%eval 1.72] [%clk 0:25:05] } 21... Qd7?! { [%eval 2.82] } { Inaccuracy. a5 was best. } { [%clk 0:10:47] } 22. Ne5? { [%eval 1.39] } { Mistake. Nd6 was best. } { [%clk 0:19:29] } 22... Nxe5 { [%eval 1.29] [%clk 0:05:28] } 23. Bxe5 { [%eval 1.46] [%clk 0:19:52] } 23... Rae8 { [%eval 1.59] [%clk 0:05:15] } 24. Ng3? { [%eval 0.48] } { Mistake. Ng5 was best. } { [%clk 0:10:29] } 24... Bxe5 { [%eval 0.91] [%clk 0:05:16] } 25. Rcxe5 { [%eval 1.25] [%clk 0:10:49] } 25... Rxe5 { [%eval 0.78] [%clk 0:04:09] } 26. Rxe5 { [%eval 1.0] [%clk 0:11:17] } 26... Rf7? { [%eval 2.11] } { Mistake. Qg4 was best. } { [%clk 0:04:13] } 27. Qe1? { [%eval 0.8] } { Mistake. Ne4 was best. } { [%clk 0:10:21] } 27... Qg4 { [%eval 0.75] [%clk 0:04:14] } 28. Qe2?! { [%eval 0.02] } { Inaccuracy. b4 was best. } { [%clk 0:07:33] } 28... Qf4 { [%eval 0.0] [%clk 0:04:29] } 29. Nf1 { [%eval 0.0] [%clk 0:06:51] } 29... Qc1 { [%eval 0.26] [%clk 0:03:56] } 30. Qd2 { [%eval 0.35] [%clk 0:06:13] } 30... Qb1?! { [%eval 1.04] } { Inaccuracy. Qxd2 was best. } { [%clk 0:03:34] } 31. Re1 { [%eval 1.07] [%clk 0:05:46] } 31... Qa2 { [%eval 1.01] [%clk 0:04:03] } 32. Ng3 { [%eval 0.77] [%clk 0:05:29] } 32... Qb3 { [%eval 1.14] [%clk 0:03:33] } 33. Ne4 { [%eval 1.19] [%clk 0:05:17] } 33... Qd5 { [%eval 0.99] [%clk 0:02:06] } 34. f3 { [%eval 1.06] [%clk 0:05:33] } 34... Kg7 { [%eval 1.48] [%clk 0:02:11] } 35. Ng5 { [%eval 1.36] [%clk 0:05:09] } 35... Rd7?? { [%eval 5.12] } { Blunder. Rf5 was best. } { [%clk 0:01:54] } 36. Qf4 { [%eval 4.33] [%clk 0:04:17] } 36... Qf5 { [%eval 5.45] [%clk 0:00:53] } 37. Ne6+ { [%eval 5.64] [%clk 0:04:23] } 37... Kf7 { [%eval 5.61] [%clk 0:00:35] } 38. Qb8 { [%eval 5.24] [%clk 0:03:54] } 38... Qxe6 { [%eval 5.39] [%clk 0:00:46] } 39. Rxe6 { [%eval 5.27] [%clk 0:04:21] } 39... Kxe6 { [%eval 5.85] [%clk 0:01:15] } 40. Qxa7 { [%eval 5.02] [%clk 0:03:20] } 40... Kd5 { [%eval 6.1] [%clk 0:00:40] } 41. b4 { [%eval 5.99] [%clk 0:03:33] } 41... Ke5 { [%eval 5.98] [%clk 0:00:32] } 42. Kf2 { [%eval 6.08] [%clk 0:03:32] } 42... h5 { [%eval 5.86] [%clk 0:00:48] } 43. a4 { [%eval 5.73] [%clk 0:03:35] } 43... Bd5 { [%eval 7.31] [%clk 0:00:39] } 44. b5 { [%eval 7.51] [%clk 0:03:52] } 44... g5 { [%eval 6.78] [%clk 0:00:41] } 45. Qb8+ { [%eval 6.85] [%clk 0:03:41] } 45... Kf5 { [%eval 7.29] [%clk 0:00:32] } 46. Qe8 { [%eval 6.92] [%clk 0:03:59] } 46... Rf7 { [%eval 7.0] [%clk 0:00:42] } 47. Qd8 { [%eval 7.31] [%clk 0:04:26] } 47... Be6 { [%eval 6.92] [%clk 0:00:43] } 48. Qxd4 { [%eval 7.23] [%clk 0:04:48] } 48... Rc7 { [%eval 8.06] [%clk 0:00:37] } 49. Qe4+ { [%eval 7.39] [%clk 0:04:39] } 49... Kf6 { [%eval 8.13] [%clk 0:01:02] } 50. d4 { [%eval 7.52] [%clk 0:05:04] } 1-0