Event: Round 4: Sandip Dey - Rounaq Biswas
Date: 2024-05-17
White: Sandip Dey
WhiteElo: 1851
Black: Rounaq Biswas
BlackElo: 1707
Result: 1/2-1/2
ECO: E05
Opening: Catalan Opening: Open Defense, Classical Line
Variant: Standard

1. d4 { [%eval 0.14] [%clk 1:28:28] } 1... d5 { [%eval 0.24] [%clk 1:30:50] } 2. c4 { [%eval 0.3] [%clk 1:28:48] } 2... e6 { [%eval 0.24] [%clk 1:31:15] } 3. Nf3 { [%eval 0.16] [%clk 1:29:11] } 3... Nf6 { [%eval 0.19] [%clk 1:31:39] } 4. g3 { [%eval 0.15] [%clk 1:28:54] } 4... Be7 { [%eval 0.26] [%clk 1:32:03] } 5. Bg2 { [%eval 0.16] [%clk 1:29:16] } 5... O-O { [%eval 0.32] [%clk 1:32:21] } 6. O-O { [%eval 0.18] [%clk 1:29:30] } 6... dxc4 { [%eval 0.17] [%clk 1:32:44] } 7. Qc2 { [%eval 0.17] [%clk 1:26:55] } 7... a6 { [%eval 0.3] [%clk 1:33:07] } 8. Rd1 { [%eval -0.06] [%clk 1:21:47] } 8... b5 { [%eval 0.0] [%clk 1:24:58] } 9. a4?! { [%eval -0.79] } { Inaccuracy. Ne5 was best. } { [%clk 1:17:05] } 9... Bb7 { [%eval -0.85] [%clk 1:23:03] } 10. b3 { [%eval -1.33] [%clk 1:16:37] } 10... Be4? { [%eval -0.21] } { Mistake. cxb3 was best. } { [%clk 1:18:03] } 11. Qb2 { [%eval -0.17] [%clk 1:15:16] } 11... cxb3 { [%eval -0.2] [%clk 1:18:09] } 12. Qxb3? { [%eval -1.32] } { Mistake. Nc3 was best. } { [%clk 1:15:20] } 12... b4 { [%eval -1.28] [%clk 1:15:55] } 13. a5 { [%eval -1.62] [%clk 1:14:16] } 13... Qc8 { [%eval -1.17] [%clk 1:13:45] } 14. Bg5 { [%eval -1.2] [%clk 1:13:40] } 14... Qb7?! { [%eval -0.45] } { Inaccuracy. Bd5 was best. } { [%clk 1:08:52] } 15. Nbd2 { [%eval -0.51] [%clk 1:13:11] } 15... Bd5 { [%eval -0.53] [%clk 1:09:15] } 16. Qb2 { [%eval -0.76] [%clk 1:07:37] } 16... c5 { [%eval -0.84] [%clk 0:58:19] } 17. dxc5 { [%eval -0.75] [%clk 0:59:33] } 17... Nbd7?! { [%eval 0.02] } { Inaccuracy. h6 was best. } { [%clk 0:58:07] } 18. e4 { [%eval 0.03] [%clk 0:59:23] } 18... Bc6 { [%eval 0.03] [%clk 0:58:33] } 19. Nd4 { [%eval 0.0] [%clk 0:55:47] } 19... Bxc5 { [%eval 0.0] [%clk 0:57:25] } 20. Nxc6 { [%eval 0.0] [%clk 0:53:23] } 20... Qxc6 { [%eval 0.0] [%clk 0:57:40] } 21. Nb3 { [%eval 0.0] [%clk 0:46:40] } 21... Rac8?? { [%eval 2.27] } { Blunder. Ba7 was best. } { [%clk 0:48:59] } 22. Rac1?? { [%eval 0.22] } { Blunder. Bxf6 was best. } { [%clk 0:43:10] } 22... Qb5 { [%eval 0.5] [%clk 0:48:53] } 23. Bf1?? { [%eval -2.18] } { Blunder. Bxf6 was best. } { [%clk 0:37:58] } 23... Bxf2+ { [%eval -2.05] [%clk 0:47:46] } 24. Qxf2 { [%eval -2.1] [%clk 0:35:52] } 24... Qxg5 { [%eval -1.96] [%clk 0:47:45] } 25. Rxc8 { [%eval -2.57] [%clk 0:35:57] } 25... Rxc8 { [%eval -2.55] [%clk 0:48:06] } 26. Bxa6 { [%eval -2.36] [%clk 0:35:24] } 26... Rf8?? { [%eval -0.27] } { Blunder. Rc3 was best. } { [%clk 0:32:57] } 27. Qf4 { [%eval -0.26] [%clk 0:33:01] } 27... Qh5 { [%eval -0.24] [%clk 0:32:41] } 28. g4 { [%eval -0.27] [%clk 0:32:54] } 28... Qg6 { [%eval -0.19] [%clk 0:22:16] } 29. Kh1?! { [%eval -0.95] } { Inaccuracy. h3 was best. } { [%clk 0:30:02] } 29... Nxg4 { [%eval -0.66] [%clk 0:15:20] } 30. Bb5?? { [%eval -3.85] } { Blunder. Be2 was best. } { [%clk 0:24:11] } 30... Nde5?? { [%eval -1.45] } { Blunder. Ndf6 was best. } { [%clk 0:11:37] } 31. a6 { [%eval -1.73] [%clk 0:22:33] } 31... Qxe4+? { [%eval -0.43] } { Mistake. Nxh2 was best. } { [%clk 0:09:45] } 32. Qxe4 { [%eval -0.44] [%clk 0:22:51] } 32... Nf2+ { [%eval -0.41] [%clk 0:10:10] } 33. Kg2 { [%eval -0.34] [%clk 0:22:45] } 33... Nxe4 { [%eval -0.43] [%clk 0:10:36] } 34. Rd4 { [%eval -0.49] [%clk 0:21:25] } 34... Nf6 { [%eval -0.32] [%clk 0:09:38] } 35. Rxb4 { [%eval -0.28] [%clk 0:20:35] } 35... Nd5 { [%eval -0.26] [%clk 0:10:02] } 36. Re4 { [%eval -0.42] [%clk 0:18:28] } 36... f6 { [%eval -0.42] [%clk 0:10:28] } 37. Nc5 { [%eval -0.95] [%clk 0:16:43] } 37... Kf7?! { [%eval -0.24] } { Inaccuracy. Rb8 was best. } { [%clk 0:08:58] } 38. Nd7 { [%eval -0.31] [%clk 0:15:04] } 38... Nxd7 { [%eval -0.27] [%clk 0:09:01] } 39. Bxd7 { [%eval -0.24] [%clk 0:15:32] } 39... Nc7 { [%eval -0.23] [%clk 0:09:18] } 40. a7 { [%eval -0.36] [%clk 0:15:19] } 40... Ke7 { [%eval -0.08] [%clk 0:08:11] } 41. Bc6 { [%eval -0.15] [%clk 0:15:04] } 41... Kd6 { [%eval 0.0] [%clk 0:08:37] } 42. Rc4 { [%eval 0.0] [%clk 0:13:29] } 42... Nd5 { [%eval 0.0] [%clk 0:06:56] } 43. Rc1 { [%eval 0.0] [%clk 0:13:41] } 43... Nb6 { [%eval 0.0] [%clk 0:05:46] } 44. Bb7 { [%eval 0.0] [%clk 0:13:59] } 44... Na8 { [%eval 0.0] [%clk 0:05:23] } 45. Kf3 { [%eval -0.06] [%clk 0:13:49] } 45... g5 { [%eval 0.0] [%clk 0:04:25] } 46. Rc6+ { [%eval 0.0] [%clk 0:13:37] } 46... Ke5 { [%eval 0.0] [%clk 0:03:34] } 47. Rc5+ { [%eval 0.0] [%clk 0:13:19] } 47... Kd6 { [%eval 0.0] [%clk 0:03:58] } 48. Rc6+ { [%eval 0.0] [%clk 0:13:36] } 48... Ke5 { [%eval 0.0] [%clk 0:04:23] } 49. Rc5+ Kd6 { [%clk 0:04:23] } 50. Rc6+ 1/2-1/2