Event: Round 10: Piorun, Kacper - Utsab Chatterjee
Date: 2024-09-01
White: Piorun, Kacper
WhiteTitle: GM
WhiteElo: 2599
Black: Utsab Chatterjee
BlackTitle: IM
BlackElo: 2270
Result: 0-1
ECO: B92
Opening: Sicilian Defense: Najdorf Variation, Opocensky Variation, Traditional Line
Variant: Standard

1. e4 { [%eval 0.18] [%clk 1:30:59] } 1... c5 { [%eval 0.25] [%clk 1:24:43] } 2. Nf3 { [%eval 0.26] [%clk 1:31:23] } 2... d6 { [%eval 0.3] [%clk 1:25:07] } 3. d4 { [%eval 0.19] [%clk 1:31:49] } 3... cxd4 { [%eval 0.19] [%clk 1:25:24] } 4. Nxd4 { [%eval 0.18] [%clk 1:32:14] } 4... Nf6 { [%eval 0.24] [%clk 1:25:48] } 5. Nc3 { [%eval 0.17] [%clk 1:32:41] } 5... a6 { [%eval 0.29] [%clk 1:26:13] } 6. Be2 { [%eval 0.19] [%clk 1:32:44] } 6... e5 { [%eval 0.25] [%clk 1:26:21] } 7. Nb3 { [%eval 0.13] [%clk 1:33:06] } 7... Be7 { [%eval 0.26] [%clk 1:26:45] } 8. O-O { [%eval 0.32] [%clk 1:33:29] } 8... O-O { [%eval 0.27] [%clk 1:27:02] } 9. Kh1 { [%eval 0.0] [%clk 1:33:56] } 9... Re8 { [%eval 0.08] [%clk 1:27:09] } 10. Be3 { [%eval 0.16] [%clk 1:34:18] } 10... Nbd7 { [%eval 0.44] [%clk 1:23:43] } 11. a4 { [%eval 0.41] [%clk 1:32:06] } 11... b6 { [%eval 0.54] [%clk 1:24:02] } 12. Bc4 { [%eval 0.58] [%clk 1:27:35] } 12... Bb7 { [%eval 0.53] [%clk 1:22:47] } 13. f3 { [%eval 0.56] [%clk 1:24:38] } 13... Qc7 { [%eval 0.54] [%clk 1:20:59] } 14. Qe2 { [%eval 0.69] [%clk 1:23:38] } 14... Rec8 { [%eval 0.51] [%clk 1:21:00] } 15. Nd2 { [%eval 0.57] [%clk 1:19:37] } 15... Nc5?! { [%eval 1.21] } { Inaccuracy. d5 was best. } { [%clk 1:20:15] } 16. Rfd1 { [%eval 1.07] [%clk 1:16:37] } 16... Qb8 { [%eval 1.23] } 17. Nf1 { [%eval 1.02] [%clk 1:03:38] } 17... Ne6 { [%eval 0.92] [%clk 1:08:08] } 18. Ng3 { [%eval 0.94] [%clk 1:02:32] } 18... g6 { [%eval 1.03] [%clk 1:07:05] } 19. b3 { [%eval 1.04] [%clk 1:00:42] } 19... Nf4 { [%eval 1.0] [%clk 1:04:34] } 20. Qf2 { [%eval 0.75] [%clk 1:00:13] } 20... b5 { [%eval 0.9] } 21. axb5 { [%eval 0.78] [%clk 1:00:09] } 21... axb5 { [%eval 0.77] [%clk 1:00:59] } 22. Nxb5 { [%eval 0.89] [%clk 0:46:02] } 22... d5 { [%eval 1.04] [%clk 0:59:40] } 23. exd5 { [%eval 1.06] [%clk 0:46:03] } 23... Bxd5 { [%eval 1.1] [%clk 1:00:01] } 24. Bf1 { [%eval 0.92] [%clk 0:44:33] } 24... Rxa1 { [%eval 0.84] [%clk 0:53:50] } 25. Rxa1 { [%eval 1.03] [%clk 0:45:02] } 25... Be6?! { [%eval 1.81] } { Inaccuracy. h5 was best. } 26. Ne4?! { [%eval 1.0] } { Inaccuracy. c4 was best. } { [%clk 0:34:10] } 26... Nxe4 { [%eval 1.19] [%clk 0:47:30] } 27. fxe4 { [%eval 1.05] [%clk 0:34:39] } 27... Bd7 { [%eval 1.52] [%clk 0:47:59] } 28. c4 { [%eval 1.41] [%clk 0:34:18] } 28... Ne6 { [%eval 1.56] [%clk 0:46:34] } 29. Ra7 { [%eval 1.54] [%clk 0:32:48] } 29... Nc5 { [%eval 1.53] [%clk 0:46:47] } 30. Qa2 { [%eval 1.39] [%clk 0:22:55] } 30... Rd8 { [%eval 1.4] [%clk 0:34:32] } 31. Nc3? { [%eval 0.18] } { Mistake. b4 was best. } { [%clk 0:21:50] } 31... Bf8 { [%eval 0.18] [%clk 0:28:43] } 32. Nd5 { [%eval 0.0] [%clk 0:11:41] } 32... Be6 { [%eval -0.05] } 33. Bxc5 { [%eval -0.02] [%clk 0:06:31] } 33... Bxc5 { [%eval -0.07] [%clk 0:21:43] } 34. Ra5 { [%eval -0.09] [%clk 0:07:00] } 34... Bxd5 { [%eval -0.15] [%clk 0:17:51] } 35. exd5 { [%eval -0.63] [%clk 0:07:02] } 35... Qd6 { [%eval -0.43] [%clk 0:17:37] } 36. Ra6 { [%eval -0.5] [%clk 0:04:35] } 36... Qe7 { [%eval -0.27] [%clk 0:17:34] } 37. g3 { [%eval -0.37] [%clk 0:03:48] } 37... h5 { [%eval -0.11] [%clk 0:16:00] } 38. Rc6?! { [%eval -0.8] } { Inaccuracy. h4 was best. } { [%clk 0:03:48] } 38... Bd4 { [%eval -0.8] [%clk 0:14:26] } 39. Bd3?? { [%eval -3.67] } { Blunder. Qg2 was best. } { [%clk 0:02:32] } 39... Qg5 { [%eval -3.73] [%clk 0:11:32] } 40. Kg2 { [%eval -3.66] } 40... h4 { [%eval -3.66] [%clk 0:40:07] } 41. Qe2 { [%eval -3.51] [%clk 0:32:38] } 41... hxg3 { [%eval -3.82] } 42. hxg3 { [%eval -3.77] [%clk 0:33:00] } 42... Ra8 { [%eval -3.59] [%clk 0:39:05] } 43. Bb1 { [%eval -3.95] [%clk 0:28:25] } 43... Kg7 { [%eval -3.82] [%clk 0:35:41] } 44. Rc7 { [%eval -4.46] [%clk 0:16:51] } 44... Rh8 { [%eval -4.28] [%clk 0:29:54] } 45. d6?? { [%eval #-20] } { Checkmate is now unavoidable. Qd3 was best. } { [%clk 0:07:45] } 45... Qc1 { [%eval #-19] [%clk 0:26:26] } 46. Rxf7+ { [%eval #-23] [%clk 0:06:39] } 46... Kxf7 { [%eval #-21] [%clk 0:26:49] } 47. Qf3+ { [%eval #-15] [%clk 0:07:05] } 47... Ke6 { [%eval #-15] [%clk 0:24:21] } 48. Qg4+ { [%eval #-15] [%clk 0:05:41] } 48... Kxd6 { [%eval #-15] } 0-1