Event: Round 2: Chatalbashev, Boris - Boswell, Jacob Connor
Date: 2025-02-18
White: Chatalbashev, Boris
WhiteTitle: GM
WhiteElo: 2489
Black: Boswell, Jacob Connor
BlackElo: 2214
Result: 0-1
ECO: A05
Opening: King's Indian Attack: Symmetrical Defense
Variant: Standard

1. Nf3 { [%eval 0.14] [%clk 1:30:56] } 1... Nf6 { [%eval 0.18] [%clk 1:23:27] } 2. g3 { [%eval 0.11] [%clk 1:30:56] } 2... g6 { [%eval 0.17] [%clk 1:23:50] } 3. b3 { [%eval 0.0] [%clk 1:31:22] } 3... Bg7 { [%eval 0.13] [%clk 1:23:44] } 4. Bb2 { [%eval 0.09] [%clk 1:31:47] } 4... O-O { [%eval 0.21] [%clk 1:23:45] } 5. Bg2 { [%eval 0.12] [%clk 1:32:13] } 5... c5 { [%eval 0.17] [%clk 1:23:15] } 6. c4 { [%eval 0.07] [%clk 1:32:37] } 6... Nc6 { [%eval 0.34] [%clk 1:22:40] } 7. O-O { [%eval 0.22] [%clk 1:32:59] } 7... d6 { [%eval 0.3] [%clk 1:21:12] } 8. d4 { [%eval 0.37] [%clk 1:33:22] } 8... cxd4 { [%eval 0.39] [%clk 1:17:25] } 9. Nxd4 { [%eval 0.35] [%clk 1:33:47] } 9... Bd7 { [%eval 0.46] [%clk 1:17:05] } 10. Nc2 { [%eval 0.42] [%clk 1:34:11] } 10... a6 { [%eval 0.42] [%clk 1:10:10] } 11. Nc3 { [%eval 0.51] [%clk 1:30:29] } 11... Qa5 { [%eval 0.43] [%clk 1:07:51] } 12. Rb1 { [%eval 0.4] [%clk 1:21:10] } 12... Rab8 { [%eval 0.38] [%clk 1:04:45] } 13. a4 { [%eval 0.46] [%clk 1:16:05] } 13... Qh5?! { [%eval 1.06] } { Inaccuracy. Nb4 was best. } { [%clk 0:58:23] } 14. e4?! { [%eval 0.09] } { Inaccuracy. Nd5 was best. } { [%clk 1:13:55] } 14... Bg4 { [%eval 0.52] [%clk 0:56:58] } 15. f3 { [%eval 0.5] [%clk 1:14:12] } 15... Bh3 { [%eval 0.63] [%clk 0:56:31] } 16. Nd5 { [%eval 0.71] [%clk 1:04:47] } 16... Nxd5 { [%eval 0.75] [%clk 0:51:13] } 17. exd5 { [%eval 0.71] [%clk 1:04:40] } 17... Ne5 { [%eval 0.79] [%clk 0:45:04] } 18. Nd4 { [%eval 0.58] [%clk 1:03:44] } 18... Rfc8?! { [%eval 1.14] } { Inaccuracy. e6 was best. } { [%clk 0:35:22] } 19. Qe2 { [%eval 0.75] [%clk 1:02:18] } 19... Bf6 { [%eval 1.04] [%clk 0:32:01] } 20. Rfe1 { [%eval 0.82] [%clk 0:57:51] } 20... Bd7 { [%eval 0.92] [%clk 0:24:44] } 21. Rbc1 { [%eval 0.97] [%clk 0:49:18] } 21... g5 { [%eval 0.95] [%clk 0:20:29] } 22. Rcd1 { [%eval 0.65] [%clk 0:44:41] } 22... b5 { [%eval 0.74] [%clk 0:16:42] } 23. axb5?! { [%eval 0.0] } { Inaccuracy. cxb5 was best. } { [%clk 0:40:19] } 23... axb5 { [%eval 0.04] [%clk 0:17:07] } 24. cxb5 { [%eval 0.0] [%clk 0:39:49] } 24... g4 { [%eval 0.0] [%clk 0:14:35] } 25. f4 { [%eval 0.0] [%clk 0:32:27] } 25... Nf3+ { [%eval -0.05] [%clk 0:14:41] } 26. Nxf3 { [%eval -0.23] [%clk 0:32:30] } 26... Bxb5 { [%eval -0.24] [%clk 0:10:15] } 27. Qf2 { [%eval -0.14] [%clk 0:32:31] } 27... Bxb2 { [%eval -0.16] [%clk 0:09:54] } 28. Nd4 { [%eval -0.24] [%clk 0:32:41] } 28... Bxd4 { [%eval -0.21] [%clk 0:09:27] } 29. Rxd4 { [%eval -0.65] [%clk 0:30:32] } 29... Rb7?! { [%eval -0.07] } { Inaccuracy. Qf5 was best. } { [%clk 0:08:54] } 30. Rb4 { [%eval -0.26] [%clk 0:19:15] } 30... Qf5 { [%eval -0.17] [%clk 0:03:36] } 31. Qd4?! { [%eval -0.83] } { Inaccuracy. Bf1 was best. } { [%clk 0:16:22] } 31... Qc2 { [%eval -0.38] [%clk 0:02:37] } 32. f5 { [%eval -0.38] [%clk 0:09:01] } 32... h5 { [%eval -0.51] [%clk 0:01:35] } 33. Qf4 { [%eval -0.48] [%clk 0:07:32] } 33... f6 { [%eval -0.59] [%clk 0:01:01] } 34. Kh1?! { [%eval -1.71] } { Inaccuracy. Qe3 was best. } { [%clk 0:05:36] } 34... Kg7? { [%eval -0.5] } { Mistake. Qc3 was best. } { [%clk 0:01:02] } 35. Qe3?? { [%eval -3.1] } { Blunder. Rbe4 was best. } { [%clk 0:03:50] } 35... Rc3 { [%eval -3.0] [%clk 0:01:02] } 36. Qe4 { [%eval -2.82] [%clk 0:03:02] } 36... Bd3 { [%eval -2.94] [%clk 0:00:56] } 37. Qe6 { [%eval -3.69] [%clk 0:01:00] } 37... Rxb3 { [%eval -3.64] [%clk 0:01:14] } 38. Rxb3 { [%eval -3.63] [%clk 0:01:19] } 38... Qxb3 { [%eval -3.52] [%clk 0:01:40] } 39. Qc8 { [%eval -3.98] [%clk 0:01:38] } 39... Qb4 { [%eval -3.94] [%clk 0:01:41] } 40. Rc1?! { [%eval -5.66] } { Inaccuracy. Qc1 was best. } { [%clk 0:00:53] } 40... Qd2 { [%eval -5.6] [%clk 0:01:04] } 41. Rg1?? { [%eval #-5] } { Checkmate is now unavoidable. Qc3 was best. } { [%clk 0:00:48] } 41... Rb1?? { [%eval -5.23] } { Lost forced checkmate sequence. Qxg2+ was best. } { [%clk 0:00:40] } 42. Rxb1 { [%eval -5.52] [%clk 0:00:50] } 42... Bxb1 { [%eval -5.45] [%clk 0:01:07] } 43. Qc4 { [%eval -5.39] [%clk 0:00:39] } 43... Qe1+ { [%eval -5.37] [%clk 0:00:59] } 44. Qf1 { [%eval -5.27] [%clk 0:01:02] } 44... Qxf1+ { [%eval -5.33] [%clk 0:01:12] } 45. Bxf1 { [%eval -5.33] [%clk 0:01:31] } 45... Be4+ { [%eval -5.29] [%clk 0:01:23] } 46. Kg1 { [%eval -5.28] [%clk 0:01:48] } 46... Bxd5 { [%eval -5.21] [%clk 0:01:36] } 47. Bd3 { [%eval -5.35] [%clk 0:01:07] } 47... Kh6 { [%eval -5.34] [%clk 0:01:55] } 48. Kf2 { [%eval -5.3] [%clk 0:01:10] } 48... Kg5 { [%eval -5.29] [%clk 0:02:21] } 49. Ke3 { [%eval -5.28] [%clk 0:01:35] } 49... Bc6 { [%eval -5.53] [%clk 0:02:24] } 50. Kd4 { [%eval -5.49] [%clk 0:01:46] } 50... Bd7 { [%eval -5.5] [%clk 0:02:33] } 51. Kd5 { [%eval -5.5] [%clk 0:01:57] } 51... Bxf5 { [%eval -5.28] [%clk 0:02:26] } 52. Bb5 { [%eval -5.74] [%clk 0:02:24] } 52... Bc8 { [%eval -5.51] [%clk 0:01:01] } 53. Be8 { [%eval -6.57] [%clk 0:02:46] } 53... h4 { [%eval -6.44] [%clk 0:01:06] } 54. Ke4 { [%eval -7.19] [%clk 0:02:56] } 54... Bb7+ { [%eval -8.1] [%clk 0:01:18] } 55. Ke3 { [%eval -8.04] [%clk 0:03:20] } 55... hxg3 { [%eval -8.01] [%clk 0:01:27] } 56. hxg3 { [%eval -7.59] [%clk 0:03:46] } 56... e5 { [%eval -6.92] [%clk 0:01:40] } 0-1