Event: Round 4: Ishan Sinha - Chatterjee, K.K.
Date: 2025-03-28
White: Ishan Sinha
WhiteElo: 1773
Black: Chatterjee, K.K.
BlackTitle: CM
BlackElo: 1970
Result: 0-1
ECO: B46
Opening: Sicilian Defense: Taimanov Variation
Variant: Standard
TimeControl: 90+30

1. e4 { [%eval 0.18] [%clk 1:30:52] } 1... c5 { [%eval 0.25] [%clk 1:30:27] } 2. Nf3 { [%eval 0.2] [%clk 1:31:16] } 2... Nc6 { [%eval 0.25] [%clk 1:30:52] } 3. d4 { [%eval 0.27] [%clk 1:31:03] } 3... cxd4 { [%eval 0.35] [%clk 1:30:47] } 4. Nxd4 { [%eval 0.21] [%clk 1:31:28] } 4... e6 { [%eval 0.28] [%clk 1:31:12] } 5. Nc3 { [%eval 0.24] [%clk 1:31:22] } 5... a6 { [%eval 0.37] [%clk 1:31:08] } 6. Be3 { [%eval 0.36] [%clk 1:31:39] } 6... Qc7 { [%eval 0.35] [%clk 1:31:31] } 7. Qf3 { [%eval 0.31] [%clk 1:31:39] } 7... Nf6 { [%eval 0.28] [%clk 1:28:52] } 8. O-O-O { [%eval 0.6] [%clk 1:31:48] } 8... h5 { [%eval 0.72] [%clk 1:20:38] } 9. Bg5? { [%eval -0.43] } { Mistake. Nxc6 was best. } { [%clk 1:07:00] } 9... Nxd4 { [%eval -0.43] [%clk 1:12:04] } 10. Rxd4 { [%eval -0.45] [%clk 1:07:20] } 10... Qe5 { [%eval -0.54] [%clk 1:12:25] } 11. Bxf6?! { [%eval -1.33] } { Inaccuracy. Be3 was best. } { [%clk 1:05:56] } 11... gxf6 { [%eval -1.11] [%clk 1:04:06] } 12. Rd1 { [%eval -1.35] [%clk 1:06:14] } 12... Bc5?! { [%eval -0.66] } { Inaccuracy. b5 was best. } { [%clk 0:57:51] } 13. g3 { [%eval -0.72] [%clk 0:58:12] } 13... b5 { [%eval -0.54] [%clk 0:48:11] } 14. Bg2 { [%eval -0.94] [%clk 0:53:33] } 14... Bb7 { [%eval -0.5] [%clk 0:47:47] } 15. Qd3 { [%eval -0.75] [%clk 0:53:38] } 15... Qc7 { [%eval -0.68] [%clk 0:38:57] } 16. f4 { [%eval -0.62] [%clk 0:53:37] } 16... h4 { [%eval -0.67] [%clk 0:38:33] } 17. Bf3 { [%eval -0.93] [%clk 0:52:16] } 17... O-O-O?! { [%eval -0.07] } { Inaccuracy. b4 was best. } { [%clk 0:37:42] } 18. a3 { [%eval -0.08] [%clk 0:37:17] } 18... Bf2 { [%eval 0.0] [%clk 0:36:39] } 19. Ne2 { [%eval -0.19] [%clk 0:36:52] } 19... Kb8 { [%eval -0.03] [%clk 0:28:11] } 20. Kb1 { [%eval 0.0] [%clk 0:24:13] } 20... Bb6 { [%eval 0.01] [%clk 0:22:31] } 21. Qb3 { [%eval -0.3] [%clk 0:22:56] } 21... Qc4 { [%eval -0.33] [%clk 0:22:27] } 22. Qxc4 { [%eval -0.42] [%clk 0:19:10] } 22... bxc4 { [%eval -0.29] [%clk 0:22:32] } 23. Nc3?! { [%eval -0.97] } { Inaccuracy. Rhf1 was best. } { [%clk 0:19:22] } 23... Be3?! { [%eval -0.08] } { Inaccuracy. f5 was best. } { [%clk 0:20:31] } 24. Be2? { [%eval -1.42] } { Mistake. Rhf1 was best. } { [%clk 0:15:09] } 24... f5 { [%eval -1.36] [%clk 0:18:59] } 25. Bxc4? { [%eval -2.67] } { Mistake. Bf3 was best. } { [%clk 0:13:59] } 25... fxe4 { [%eval -2.63] [%clk 0:19:04] } 26. f5?! { [%eval -3.48] } { Inaccuracy. Rhe1 was best. } { [%clk 0:13:02] } 26... d5 { [%eval -3.37] [%clk 0:19:10] } 27. Bb3 { [%eval -3.37] [%clk 0:13:14] } 27... Rdg8?! { [%eval -2.61] } { Inaccuracy. Bf2 was best. } { [%clk 0:16:33] } 28. Ne2 { [%eval -2.67] [%clk 0:12:14] } 28... Bf2 { [%eval -2.51] [%clk 0:14:37] } 29. fxe6 { [%eval -2.51] [%clk 0:12:10] } 29... fxe6 { [%eval -2.71] [%clk 0:14:35] } 30. Nf4 { [%eval -3.08] [%clk 0:12:35] } 30... Rh6 { [%eval -2.9] [%clk 0:14:23] } 31. Rdf1 { [%eval -3.56] [%clk 0:07:42] } 31... e3 { [%eval -3.58] [%clk 0:14:13] } 32. Rd1 { [%eval -4.1] [%clk 0:07:17] } 32... hxg3?! { [%eval -2.87] } { Inaccuracy. a5 was best. } { [%clk 0:12:15] } 33. hxg3 { [%eval -2.72] [%clk 0:07:41] } 33... Rxh1 { [%eval -2.47] [%clk 0:12:41] } 34. Rxh1 { [%eval -2.54] [%clk 0:08:03] } 34... Rxg3 { [%eval -2.36] [%clk 0:12:48] } 35. Kc1 { [%clk 0:06:14] } 35... Ka7 { [%clk 0:09:52] } 36. Ne2 { [%clk 0:05:38] } 36... Rg7 { [%clk 0:08:32] } 37. c3 { [%clk 0:03:56] } 37... d4 { [%clk 0:06:19] } 38. Rd1 { [%clk 0:04:12] } 38... Bf3 { [%clk 0:06:25] } 39. Bc4 { [%clk 0:03:33] } 39... e5 { [%clk 0:06:40] } 40. b3 { [%clk 0:01:07] } 40... Rc7 { [%clk 0:06:50] } 41. cxd4 { [%clk 0:01:14] } 41... Bxe2 { [%clk 0:07:12] } 42. dxe5 { [%clk 0:01:11] } 42... Bxc4 { [%clk 0:07:27] } 43. bxc4 { [%clk 0:01:18] } 43... e2 { [%clk 0:07:50] } 0-1