Event: Biel Chess Festival MTO
Site: Biel, Switzerland
Date: 2024-07-16
White: Koustav Chatterjee
WhiteTitle: GM
WhiteElo: 2525
Black: Haimovich, Tal
BlackTitle: IM
BlackElo: 2324
Result: 1-0
ECO: E49
Opening: Nimzo-Indian Defense: Normal Variation, Botvinnik System
Variant: Standard
TimeControl: 100'/40, fb 50'/20, fb 15' + 30''/mv

1. d4 { [%eval 0.16] [%clk 1:40:55] } 1... Nf6 { [%eval 0.17] [%clk 1:40:50] } 2. c4 { [%eval 0.21] [%clk 1:41:21] } 2... e6 { [%eval 0.11] [%clk 1:41:14] } 3. Nc3 { [%eval 0.0] [%clk 1:41:46] } 3... Bb4 { [%eval 0.17] [%clk 1:41:31] } 4. e3 { [%eval 0.08] [%clk 1:42:10] } 4... O-O { [%eval 0.17] [%clk 1:41:38] } 5. Bd3 { [%eval 0.13] [%clk 1:42:36] } 5... d5 { [%eval 0.09] [%clk 1:41:23] } 6. a3 { [%eval 0.1] [%clk 1:43:00] } 6... Bxc3+ { [%eval 0.08] [%clk 1:38:38] } 7. bxc3 { [%eval 0.06] [%clk 1:43:24] } 7... b6 { [%eval 0.26] [%clk 1:34:16] } 8. cxd5 { [%eval 0.3] [%clk 1:41:46] } 8... exd5 { [%eval 0.44] [%clk 1:34:04] } 9. Ne2 { [%eval 0.26] [%clk 1:41:32] } 9... Re8 { [%eval 0.57] [%clk 1:24:52] } 10. O-O { [%eval 0.48] [%clk 1:40:35] } 10... Ba6 { [%eval 0.46] [%clk 1:16:04] } 11. Bxa6 { [%eval 0.5] [%clk 1:28:58] } 11... Nxa6 { [%eval 0.47] [%clk 1:16:31] } 12. Qd3 { [%eval 0.48] [%clk 1:29:23] } 12... Nb8 { [%eval 0.63] [%clk 1:16:43] } 13. Bb2 { [%eval 0.26] [%clk 1:28:32] } 13... Nbd7 { [%eval 0.22] [%clk 1:10:00] } 14. f3 { [%eval 0.19] [%clk 1:16:30] } 14... Qe7 { [%eval 0.09] [%clk 1:06:23] } 15. Kf2 { [%eval -0.17] [%clk 1:15:22] } 15... c5 { [%eval 0.06] [%clk 1:06:08] } 16. Ng3 { [%eval 0.12] [%clk 1:15:29] } 16... Nf8 { [%eval 0.41] [%clk 0:59:59] } 17. Rae1 { [%eval 0.12] [%clk 1:13:57] } 17... Ne6 { [%eval 0.25] [%clk 0:51:59] } 18. e4 { [%eval 0.0] [%clk 1:03:05] } 18... c4 { [%eval 0.0] [%clk 0:49:46] } 19. Qd2 { [%eval -0.18] [%clk 0:37:23] } 19... dxe4 { [%eval -0.27] [%clk 0:49:03] } 20. fxe4 { [%eval -0.24] [%clk 0:37:48] } 20... Ng4+ { [%eval -0.23] [%clk 0:48:26] } 21. Kg1 { [%eval -0.24] [%clk 0:38:12] } 21... Qh4 { [%eval -0.19] [%clk 0:47:16] } 22. h3 { [%eval -0.28] [%clk 0:38:37] } 22... Qxg3 { [%eval -0.17] [%clk 0:47:41] } 23. hxg4 { [%eval -0.17] [%clk 0:39:04] } 23... Qxg4 { [%eval -0.29] [%clk 0:47:35] } 24. e5 { [%eval -0.47] [%clk 0:34:06] } 24... Rad8 { [%eval -0.05] [%clk 0:43:47] } 25. Re3 { [%eval -0.09] [%clk 0:31:58] } 25... Rd7 { [%eval 0.0] [%clk 0:37:22] } 26. Qf2 { [%eval 0.0] [%clk 0:28:06] } 26... Nf8 { [%eval 0.0] [%clk 0:28:08] } 27. a4 { [%eval 0.0] [%clk 0:23:11] } 27... Qe6 { [%eval 0.0] [%clk 0:26:55] } 28. Ba3 { [%eval 0.0] [%clk 0:23:18] } 28... Ng6 { [%eval 0.0] [%clk 0:26:14] } 29. Rf3 { [%eval 0.0] [%clk 0:20:34] } 29... Nh8 { [%eval 0.02] [%clk 0:22:56] } 30. Qh4 { [%eval 0.0] [%clk 0:18:51] } 30... Qc6 { [%eval 0.08] [%clk 0:21:06] } 31. Rh3 { [%eval -0.02] [%clk 0:18:56] } 31... h6 { [%eval -0.08] [%clk 0:15:36] } 32. Bd6 { [%eval -0.14] [%clk 0:11:13] } 32... Re6 { [%eval -0.11] [%clk 0:12:52] } 33. Rg3 { [%eval -0.2] [%clk 0:11:12] } 33... Ng6 { [%eval 0.0] [%clk 0:06:47] } 34. Qg4 { [%eval 0.0] [%clk 0:11:37] } 34... Qd5 { [%eval 0.01] [%clk 0:05:23] } 35. Rb1 { [%eval 0.0] [%clk 0:11:25] } 35... h5? { [%eval 1.14] } { Mistake. Kh7 was best. } { [%clk 0:03:51] } 36. Qxh5?? { [%eval -1.64] } { Blunder. Qf5 was best. } { [%clk 0:05:48] } 36... Rdxd6?? { [%eval 0.54] } { Blunder. Qe4 was best. } { [%clk 0:03:23] } 37. Rb5 { [%eval 0.57] [%clk 0:06:14] } 37... Qe4?? { [%eval 2.34] } { Blunder. Qc6 was best. } { [%clk 0:03:41] } 38. exd6 { [%eval 2.39] [%clk 0:06:40] } 38... Nf4? { [%eval 4.08] } { Mistake. Rxd6 was best. } { [%clk 0:03:56] } 39. Qg5 { [%eval 3.88] [%clk 0:05:50] } 39... Ne2+ { [%eval 3.87] [%clk 0:02:19] } 40. Kh2 { [%eval 4.22] [%clk 0:06:12] } 40... Nxg3 { [%eval 4.14] [%clk 0:01:30] } 41. d7 { [%eval 4.12] [%clk 0:06:33] } 41... Rh6+ { [%eval 4.11] [%clk 0:39:33] } 42. Qxh6 { [%eval 3.98] [%clk 0:54:54] } 42... gxh6 { [%eval 4.87] [%clk 0:39:22] } 43. d8=Q+ { [%eval 4.8] [%clk 0:55:19] } 43... Kg7 { [%eval 4.79] [%clk 0:39:44] } 44. Kxg3 { [%eval 4.73] [%clk 0:54:07] } 44... Qe3+ { [%eval 4.55] [%clk 0:37:06] } 45. Kh2 { [%eval 4.92] [%clk 0:54:30] } 45... Qf4+ { [%eval 4.73] [%clk 0:35:28] } 46. Kh3 { [%eval 4.81] [%clk 0:54:56] } 46... Qe3+ { [%eval 4.75] [%clk 0:35:22] } 47. g3 { [%eval 4.67] [%clk 0:55:19] } 47... Qe6+ { [%eval 4.2] [%clk 0:33:02] } 48. g4 { [%eval 3.97] [%clk 0:51:29] } 48... Qe3+ { [%eval 4.63] [%clk 0:33:04] } 49. Kh4 { [%eval 4.4] [%clk 0:51:53] } 49... Qf2+ { [%eval 5.1] [%clk 0:33:06] } 50. Kh5 { [%eval 5.29] [%clk 0:51:56] } 50... Qh2+ { [%eval 5.27] [%clk 0:20:26] } 51. Qh4 { [%eval 5.1] [%clk 0:52:12] } 51... Qd6 { [%eval 5.1] [%clk 0:20:53] } 52. Qf2 { [%eval 4.69] [%clk 0:51:43] } 1-0