Event: Round 5: Chatterjee, K.K. - Sayan Barua
Date: 2025-01-30
White: Chatterjee, K.K.
WhiteTitle: CM
WhiteElo: 1944
Black: Sayan Barua
BlackElo: 1719
Result: 1-0
ECO: A25
Opening: English Opening: King's English Variation, Reversed Closed Sicilian
Variant: Standard
TimeControl: 90+30

1. c4 { [%eval 0.12] [%clk 1:30:21] } 1... e5 { [%eval 0.12] [%clk 1:30:26] } 2. Nc3 { [%eval 0.04] [%clk 1:30:45] } 2... Nc6 { [%eval 0.21] [%clk 1:29:47] } 3. g3 { [%eval 0.2] [%clk 1:30:41] } 3... f5 { [%eval 0.3] [%clk 1:29:57] } 4. Bg2 { [%eval 0.32] [%clk 1:31:02] } 4... Nf6 { [%eval 0.28] [%clk 1:29:17] } 5. d3 { [%eval 0.3] [%clk 1:30:25] } 5... Bb4 { [%eval 0.35] [%clk 1:29:16] } 6. Bd2 { [%eval 0.18] [%clk 1:30:43] } 6... Bxc3 { [%eval 0.51] [%clk 1:28:39] } 7. Bxc3 { [%eval 0.46] [%clk 1:30:52] } 7... d6 { [%eval 0.53] [%clk 1:28:59] } 8. b4 { [%eval 0.57] [%clk 1:30:21] } 8... O-O { [%eval 0.52] [%clk 1:19:03] } 9. b5 { [%eval 0.45] [%clk 1:28:48] } 9... Ne7 { [%eval 0.58] [%clk 1:19:07] } 10. Nf3 { [%eval 0.55] [%clk 1:28:36] } 10... a6 { [%eval 0.7] [%clk 1:16:42] } 11. Qb3 { [%eval 0.37] [%clk 1:23:05] } 11... Kh8 { [%eval 0.54] [%clk 1:12:05] } 12. O-O { [%eval 0.36] [%clk 1:11:42] } 12... f4 { [%eval 0.44] [%clk 1:07:15] } 13. c5 { [%eval 0.22] [%clk 1:04:50] } 13... Ned5 { [%eval 0.59] [%clk 0:53:08] } 14. Bd2 { [%eval 0.3] [%clk 0:44:11] } 14... Be6 { [%eval 0.56] [%clk 0:47:42] } 15. Qb2 { [%eval 0.32] [%clk 0:40:55] } 15... Qd7 { [%eval 0.52] [%clk 0:43:39] } 16. b6 { [%eval 0.59] [%clk 0:40:17] } 16... e4 { [%eval 0.56] [%clk 0:23:42] } 17. dxe4 { [%eval 0.58] [%clk 0:34:02] } 17... Nxe4 { [%eval 0.64] [%clk 0:23:30] } 18. Ne5?! { [%eval -0.09] } { Inaccuracy. Rad1 was best. } { [%clk 0:34:19] } 18... Qa4?! { [%eval 0.8] } { Inaccuracy. dxe5 was best. } { [%clk 0:18:55] } 19. cxd6 { [%eval 0.46] [%clk 0:29:03] } 19... cxd6 { [%eval 0.44] [%clk 0:18:55] } 20. Nf3 { [%eval 0.22] [%clk 0:26:41] } 20... Qb5?! { [%eval 1.07] } { Inaccuracy. Bg8 was best. } { [%clk 0:10:14] } 21. Rab1 { [%eval 0.68] [%clk 0:13:55] } 21... Qxb2 { [%eval 0.74] [%clk 0:07:23] } 22. Rxb2 { [%eval 0.86] [%clk 0:14:15] } 22... Nef6? { [%eval 2.4] } { Mistake. Bg8 was best. } { [%clk 0:07:06] } 23. Nd4 { [%eval 2.26] [%clk 0:14:00] } 23... Bd7 { [%eval 2.4] [%clk 0:07:01] } 24. gxf4 { [%eval 2.35] [%clk 0:14:17] } 24... Rfe8 { [%eval 2.69] [%clk 0:06:25] } 25. Rc1 { [%eval 2.51] [%clk 0:13:26] } 25... Kg8 { [%eval 2.51] [%clk 0:05:21] } 26. e3 { [%eval 2.44] [%clk 0:10:01] } 26... Rac8 { [%eval 2.49] [%clk 0:04:32] } 27. Rxc8 { [%eval 2.64] [%clk 0:10:18] } 27... Rxc8 { [%eval 2.61] [%clk 0:04:07] } 28. f3 { [%eval 2.04] [%clk 0:08:07] } 28... Nh5?! { [%eval 2.89] } { Inaccuracy. Nc3 was best. } { [%clk 0:02:18] } 29. Bf1 { [%eval 2.85] [%clk 0:06:35] } 29... h6 { [%eval 3.31] [%clk 0:01:35] } 30. f5 { [%eval 3.33] [%clk 0:06:51] } 30... Kh7 { [%eval 3.81] [%clk 0:01:33] } 31. e4 { [%eval 3.77] [%clk 0:06:59] } 31... Ne7 { [%eval 3.77] [%clk 0:01:23] } 32. Kf2 { [%eval 3.79] [%clk 0:05:06] } 32... d5 { [%eval 3.94] [%clk 0:01:02] } 33. Bd3 { [%eval 3.77] [%clk 0:04:45] } 33... dxe4?! { [%eval 5.25] } { Inaccuracy. g6 was best. } { [%clk 0:00:41] } 34. fxe4? { [%eval 3.05] } { Mistake. Bxe4 was best. } { [%clk 0:05:05] } 34... Rd8?! { [%eval 3.89] } { Inaccuracy. Nf6 was best. } { [%clk 0:00:46] } 35. Bb1 { [%eval 3.23] [%clk 0:04:29] } 35... Bc6 { [%eval 4.04] [%clk 0:00:40] } 36. Ne6 { [%eval 3.99] [%clk 0:04:26] } 36... Re8 { [%eval 3.92] [%clk 0:00:33] } 37. Bc3 { [%eval 3.98] [%clk 0:03:27] } 37... Nf6 { [%eval 3.91] [%clk 0:00:36] } 38. Re2 { [%eval 4.1] [%clk 0:03:39] } 38... Bb5 { [%eval 4.53] [%clk 0:00:45] } 39. Re1 { [%eval 4.27] [%clk 0:03:50] } 39... Nc6?! { [%eval 5.76] } { Inaccuracy. Rc8 was best. } { [%clk 0:00:39] } 40. Rg1 { [%eval 5.58] [%clk 0:04:01] } 40... Re7 { [%eval 7.1] [%clk 0:00:46] } 41. e5 { [%eval 7.15] [%clk 0:04:16] } 41... Nxe5 { [%eval 7.58] [%clk 0:01:05] } 42. Bxe5 { [%eval 7.41] [%clk 0:04:37] } 42... Bc4 { [%eval 9.47] [%clk 0:01:24] } 43. Bxf6 { [%eval 9.48] [%clk 0:04:29] } 43... gxf6 { [%eval 10.78] [%clk 0:01:48] } 44. Nf8+ { [%eval 10.42] [%clk 0:04:56] } 44... Kh8 { [%eval #14] [%clk 0:02:10] } 45. Ng6+ { [%eval #13] [%clk 0:05:21] } 45... Kg7 { [%eval #13] [%clk 0:02:37] } 46. Nxe7+ { [%eval 12.0] [%clk 0:05:42] } 46... Kf8?! { [%eval #12] } { Checkmate is now unavoidable. Kh7 was best. } { [%clk 0:03:01] } 47. Ng6+ { [%eval #11] [%clk 0:06:01] } 47... Kf7 { [%eval #9] [%clk 0:03:26] } 48. Be4? { [%eval 9.84] } { Lost forced checkmate sequence. Re1 was best. } { [%clk 0:06:20] } 48... Bxa2? { [%eval #8] } { Checkmate is now unavoidable. h5 was best. } { [%clk 0:03:49] } 49. Bxb7 { [%eval #7] [%clk 0:06:44] } 49... a5 { [%eval #6] [%clk 0:04:05] } 50. Re1 { [%eval #6] [%clk 0:07:02] } 50... a4 { [%eval #5] [%clk 0:04:28] } 51. Re7+ { [%eval #4] [%clk 0:07:26] } 51... Kg8 { [%eval #4] [%clk 0:04:52] } 52. Kg3 { [%eval #6] [%clk 0:06:58] } 52... a3 { [%eval #5] [%clk 0:05:15] } 53. Kh4 { [%eval #5] [%clk 0:04:42] } 53... Bc4 { [%eval #4] [%clk 0:05:33] } 54. Kh5 { [%eval #4] [%clk 0:04:36] } 54... a2 { [%eval #3] [%clk 0:05:56] } 55. Kxh6 { [%eval #2] [%clk 0:04:46] } 55... Bf7 { [%eval #2] [%clk 0:06:04] } 56. Bd5 { [%eval #1] [%clk 0:05:03] } 56... a1=Q { [%eval #1] [%clk 0:06:24] } 57. Bxf7# { [%clk 0:03:02] } 1-0