Event: Round 7: Barsov, Alexei - Al Saidi, Mohammed Khalfan
Date: 2024-12-30
White: Barsov, Alexei
WhiteTitle: GM
WhiteElo: 2324
Black: Al Saidi, Mohammed Khalfan
BlackElo: 1875
Result: 1/2-1/2
ECO: D10
Opening: Slav Defense: Exchange Variation
Variant: Standard
TimeControl: 90+30

1. d4 { [%eval 0.17] [%clk 1:30:59] } 1... d5 { [%eval 0.24] [%clk 1:30:05] } 2. c4 { [%eval 0.26] [%clk 1:31:26] } 2... c6 { [%eval 0.21] [%clk 1:30:24] } 3. cxd5 { [%eval 0.15] [%clk 1:31:44] } 3... cxd5 { [%eval 0.19] [%clk 1:30:37] } 4. Bf4 { [%eval 0.13] [%clk 1:32:09] } 4... Nc6 { [%eval 0.19] [%clk 1:30:30] } 5. e3 { [%eval 0.13] [%clk 1:32:35] } 5... Bf5 { [%eval 0.36] [%clk 1:30:01] } 6. Nc3 { [%eval 0.15] [%clk 1:32:44] } 6... Qb6?! { [%eval 0.83] } { Inaccuracy. Nf6 was best. } { [%clk 1:20:32] } 7. Bb5 { [%eval 0.67] [%clk 1:29:29] } 7... e6 { [%eval 0.51] [%clk 1:19:34] } 8. Qb3 { [%eval 0.13] [%clk 1:28:34] } 8... a6 { [%eval 0.36] [%clk 1:12:28] } 9. Bxc6+ { [%eval 0.46] [%clk 1:28:51] } 9... Qxc6 { [%eval 0.51] [%clk 1:12:48] } 10. Nf3 { [%eval 0.5] [%clk 1:29:13] } 10... f6 { [%eval 0.85] [%clk 1:09:54] } 11. O-O { [%eval 0.83] [%clk 1:29:13] } 11... b5?! { [%eval 1.61] } { Inaccuracy. Rc8 was best. } { [%clk 1:07:01] } 12. Rfc1 { [%eval 1.5] [%clk 1:25:43] } 12... Qc4 { [%eval 1.54] [%clk 1:04:56] } 13. Qd1 { [%eval 1.6] [%clk 0:53:56] } 13... Qd3 { [%eval 1.55] [%clk 0:58:54] } 14. Qe1 { [%eval 1.55] [%clk 0:52:53] } 14... g5?? { [%eval 3.8] } { Blunder. h5 was best. } { [%clk 0:51:47] } 15. Bxg5? { [%eval 2.02] } { Mistake. Ne5 was best. } { [%clk 0:40:20] } 15... Bg4 { [%eval 2.05] [%clk 0:49:53] } 16. Bf4 { [%eval 1.99] [%clk 0:38:28] } 16... Bxf3 { [%eval 1.98] [%clk 0:49:37] } 17. gxf3 { [%eval 2.0] [%clk 0:38:49] } 17... Ne7?! { [%eval 2.96] } { Inaccuracy. h5 was best. } { [%clk 0:47:57] } 18. Qe2? { [%eval 1.4] } { Mistake. Ne4 was best. } { [%clk 0:36:13] } 18... Qf5 { [%eval 1.48] [%clk 0:47:50] } 19. Bg3 { [%eval 1.51] [%clk 0:32:51] } 19... Qh3 { [%eval 1.6] [%clk 0:37:04] } 20. e4?! { [%eval 0.69] } { Inaccuracy. Qf1 was best. } { [%clk 0:33:01] } 20... h5 { [%eval 0.65] [%clk 0:37:07] } 21. Qf1 { [%eval 0.49] [%clk 0:33:13] } 21... Qxf1+ { [%eval 0.59] [%clk 0:37:21] } 22. Kxf1 { [%eval 0.6] [%clk 0:33:37] } 22... Bh6 { [%eval 0.65] [%clk 0:37:28] } 23. Rd1 { [%eval 0.49] [%clk 0:31:54] } 23... Kd7 { [%eval 0.51] [%clk 0:37:37] } 24. a4?! { [%eval -0.2] } { Inaccuracy. Rd3 was best. } { [%clk 0:30:46] } 24... b4 { [%eval -0.27] [%clk 0:36:54] } 25. Ne2 { [%eval -0.05] [%clk 0:29:25] } 25... Ng6 { [%eval -0.08] [%clk 0:36:31] } 26. h3 { [%eval -0.26] [%clk 0:20:00] } 26... h4 { [%eval -0.28] [%clk 0:27:25] } 27. Bh2 { [%eval -0.27] [%clk 0:20:24] } 27... Rac8 { [%eval -0.34] [%clk 0:26:12] } 28. Nc1 { [%eval -0.31] [%clk 0:14:33] } 28... Bf4 { [%eval -0.25] [%clk 0:24:39] } 29. Bxf4 { [%eval -0.28] [%clk 0:11:10] } 29... Nxf4 { [%eval -0.27] [%clk 0:24:53] } 30. Nd3 { [%eval -0.29] [%clk 0:11:35] } 30... Nxh3 { [%eval -0.35] [%clk 0:20:46] } 31. exd5?! { [%eval -1.14] } { Inaccuracy. Ke2 was best. } { [%clk 0:04:40] } 31... exd5 { [%eval -1.08] [%clk 0:20:15] } 32. Kg2 { [%eval -1.09] [%clk 0:04:46] } 32... Ng5 { [%eval -1.13] [%clk 0:20:11] } 33. Nxb4 { [%eval -1.26] [%clk 0:05:10] } 33... h3+ { [%eval -1.27] [%clk 0:17:52] } 34. Kh1 { [%eval -1.25] [%clk 0:05:35] } 34... Kd6 { [%eval -1.36] [%clk 0:17:21] } 35. a5?? { [%eval -6.07] } { Blunder. Nd3 was best. } { [%clk 0:01:07] } 35... Nxf3?? { [%eval 0.0] } { Blunder. h2 was best. } { [%clk 0:16:43] } 36. Ra3 { [%eval 0.0] [%clk 0:01:22] } 36... Ng5 { [%eval 0.0] [%clk 0:16:28] } 37. Kh2 { [%eval -0.27] [%clk 0:00:51] } 37... Rb8 { [%eval -0.26] [%clk 0:16:07] } 38. Nd3?! { [%eval -1.09] } { Inaccuracy. Nxa6 was best. } { [%clk 0:00:32] } 38... Nf3+ { [%eval -1.15] [%clk 0:15:16] } 39. Kg3?! { [%eval -2.14] } { Inaccuracy. Kh1 was best. } { [%clk 0:00:49] } 39... Nxd4 { [%eval -2.25] [%clk 0:14:11] } 40. Nf4 { [%eval -2.78] [%clk 0:00:52] } 40... h2 { [%eval -2.64] [%clk 0:13:50] } 41. Kg2 { [%eval -3.25] [%clk 0:01:18] } 41... Rbg8+?! { [%eval -2.08] } { Inaccuracy. Rh4 was best. } { [%clk 0:11:24] } 42. Rg3? { [%eval -3.7] } { Mistake. Kh1 was best. } { [%clk 0:01:31] } 42... Rxg3+ { [%eval -3.54] [%clk 0:10:01] } 43. fxg3 { [%eval -3.5] [%clk 0:02:00] } 43... h1=Q+?? { [%eval -0.22] } { Blunder. Nf5 was best. } { [%clk 0:09:35] } 44. Rxh1 { [%eval -0.26] [%clk 0:02:28] } 44... Rxh1 { [%eval -0.28] [%clk 0:09:52] } 45. Kxh1 { [%eval -0.29] [%clk 0:02:55] } 45... Nc6 { [%eval -0.43] [%clk 0:10:11] } 46. Nd3 { [%eval -0.19] [%clk 0:02:31] } 46... Nxa5 { [%eval -0.21] [%clk 0:08:34] } 47. Nb4 { [%eval -0.24] [%clk 0:02:59] } 47... d4 { [%eval -0.27] [%clk 0:07:29] } 48. Kg2 { [%eval -0.32] [%clk 0:03:21] } 48... Nc4 { [%eval -0.12] [%clk 0:06:59] } 49. Nxa6 { [%eval -0.15] [%clk 0:03:44] } 49... Nxb2 { [%eval -0.16] [%clk 0:06:49] } 50. Kf3 { [%eval -0.21] [%clk 0:03:56] } 50... Kd5 { [%eval -0.2] [%clk 0:06:12] } 51. Nc7+ { [%eval 0.0] [%clk 0:01:53] } 51... Kc4 { [%eval 0.0] [%clk 0:06:04] } 52. Ke2?? { [%eval -3.49] } { Blunder. Ne8 was best. } { [%clk 0:01:36] } 52... f5?? { [%eval 0.0] } { Blunder. Na4 was best. } { [%clk 0:03:11] } 53. Kd2 { [%eval -0.05] [%clk 0:01:32] } 53... Nd3 { [%eval 0.0] [%clk 0:02:31] } 54. Ne8 { [%eval 0.0] [%clk 0:01:56] } 54... Nc5 { [%eval 0.0] [%clk 0:01:58] } 55. Nd6+ { [%eval 0.0] [%clk 0:02:19] } 55... Kd5 { [%eval 0.0] [%clk 0:01:32] } 1/2-1/2