Event: Round 4: Sergei Tiviakov - Nicolai Woltery
Date: 2024-02-21
White: Sergei Tiviakov
WhiteTitle: GM
WhiteElo: 2534
Black: Nicolai Woltery
BlackElo: 1979
Result: 1-0
ECO: B22
Opening: Sicilian Defense: Alapin Variation, Stoltz Attack
Variant: Standard

1. e4 { [%eval 0.13] [%clk 1:30:58] } 1... c5 { [%eval 0.33] [%clk 1:28:59] } 2. c3 { [%eval 0.04] [%clk 1:31:15] } 2... Nf6 { [%eval 0.15] [%clk 1:29:21] } 3. e5 { [%eval 0.0] [%clk 1:31:40] } 3... Nd5 { [%eval 0.11] [%clk 1:29:48] } 4. Nf3 { [%eval 0.0] [%clk 1:32:04] } 4... Nc6 { [%eval 0.13] [%clk 1:30:12] } 5. Bc4 { [%eval 0.0] [%clk 1:32:27] } 5... Nb6 { [%eval 0.12] [%clk 1:30:29] } 6. Bb3 { [%eval 0.05] [%clk 1:32:50] } 6... c4 { [%eval 0.21] [%clk 1:30:48] } 7. Bc2 { [%eval 0.13] [%clk 1:33:12] } 7... d6 { [%eval 0.36] [%clk 1:31:11] } 8. exd6 { [%eval 0.27] [%clk 1:33:35] } 8... Qxd6 { [%eval 0.28] [%clk 1:31:36] } 9. O-O { [%eval 0.22] [%clk 1:33:58] } 9... Bg4 { [%eval 0.22] [%clk 1:31:59] } 10. Re1 { [%eval 0.3] [%clk 1:34:21] } 10... O-O-O { [%eval 0.32] [%clk 1:30:07] } 11. b3 { [%eval 0.39] [%clk 1:32:21] } 11... Qf6 { [%eval 0.28] [%clk 1:18:49] } 12. Na3 { [%eval 0.0] [%clk 1:19:28] } 12... Nd5 { [%eval 0.02] [%clk 1:08:39] } 13. Qe2 { [%eval -0.14] [%clk 1:19:32] } 13... Bxf3 { [%eval -0.07] [%clk 1:08:30] } 14. Qxf3 { [%eval -0.13] [%clk 1:19:42] } 14... Qxf3 { [%eval -0.16] [%clk 1:08:51] } 15. gxf3 { [%eval -0.14] [%clk 1:20:10] } 15... cxb3 { [%eval -0.05] [%clk 1:06:00] } 16. axb3 { [%eval -0.26] [%clk 1:20:35] } 16... e5?! { [%eval 0.34] } { Inaccuracy. e6 was best. } { [%clk 0:53:34] } 17. b4 { [%eval 0.35] [%clk 1:16:37] } 17... f6 { [%eval 0.55] [%clk 0:49:31] } 18. Nc4 { [%eval 0.39] [%clk 1:08:16] } 18... Kb8 { [%eval 0.38] [%clk 0:48:41] } 19. Be4 { [%eval 0.46] [%clk 0:55:40] } 19... Nce7 { [%eval 0.47] [%clk 0:44:48] } 20. Na5 { [%eval 0.49] [%clk 0:53:40] } 20... f5?! { [%eval 1.25] } { Inaccuracy. b6 was best. } { [%clk 0:27:36] } 21. Bc2 { [%eval 1.31] [%clk 0:51:24] } 21... g6 { [%eval 1.45] [%clk 0:26:38] } 22. Rxe5 { [%eval 0.89] [%clk 0:51:42] } 22... Bg7 { [%eval 1.08] [%clk 0:25:35] } 23. Re1 { [%eval 0.94] [%clk 0:51:45] } 23... Nc8 { [%eval 0.92] [%clk 0:24:52] } 24. b5 { [%eval 0.7] [%clk 0:37:03] } 24... Rhe8 { [%eval 0.73] [%clk 0:21:16] } 25. Rxe8 { [%eval 0.72] [%clk 0:36:48] } 25... Rxe8 { [%eval 0.8] [%clk 0:21:45] } 26. Kf1 { [%eval 0.67] [%clk 0:36:59] } 26... Be5?! { [%eval 1.25] } { Inaccuracy. Ncb6 was best. } { [%clk 0:18:37] } 27. h3 { [%eval 0.86] [%clk 0:37:15] } 27... Bf6 { [%eval 1.01] [%clk 0:16:14] } 28. Nc4 { [%eval 0.78] [%clk 0:35:18] } 28... Bd8?! { [%eval 1.35] } { Inaccuracy. Rd8 was best. } { [%clk 0:13:23] } 29. Ra3?! { [%eval 0.5] } { Inaccuracy. Ba4 was best. } { [%clk 0:27:35] } 29... Bg5 { [%eval 0.47] [%clk 0:12:41] } 30. Ne3 { [%eval 0.48] [%clk 0:24:22] } 30... Nf4 { [%eval 0.43] [%clk 0:12:15] } 31. c4 { [%eval 0.53] [%clk 0:24:20] } 31... Nxh3 { [%eval 0.4] [%clk 0:11:21] } 32. c5 { [%eval 0.32] [%clk 0:24:32] } 32... Nf4 { [%eval 0.46] [%clk 0:10:47] } 33. Bb2 { [%eval 0.41] [%clk 0:24:20] } 33... h5?! { [%eval 1.52] } { Inaccuracy. b6 was best. } { [%clk 0:08:20] } 34. Nc4 { [%eval 1.47] [%clk 0:24:08] } 34... h4?! { [%eval 2.15] } { Inaccuracy. Bd8 was best. } { [%clk 0:08:10] } 35. Be5+ { [%eval 2.23] [%clk 0:24:01] } 35... Ka8 { [%eval 1.95] [%clk 0:08:34] } 36. d4 { [%eval 1.9] [%clk 0:23:47] } 36... h3 { [%eval 2.28] [%clk 0:08:43] } 37. Kg1 { [%eval 2.32] [%clk 0:24:13] } 37... Nd5 { [%eval 2.56] [%clk 0:06:56] } 38. b6 { [%eval 2.52] [%clk 0:22:34] } 38... Bf4 { [%eval 2.87] [%clk 0:06:06] } 39. Nd6 { [%eval 2.53] [%clk 0:16:21] } 39... Nxd6? { [%eval 4.26] } { Mistake. Bxe5 was best. } { [%clk 0:05:09] } 40. cxd6 { [%eval 4.02] [%clk 0:16:47] } 40... Bxe5 { [%eval 4.07] [%clk 0:03:43] } 41. dxe5 { [%eval 4.06] [%clk 0:17:11] } 41... Nxb6 { [%eval 4.09] [%clk 0:02:14] } 42. f4 { [%eval 4.23] [%clk 0:17:40] } 42... Nd5?! { [%eval 5.36] } { Inaccuracy. Kb8 was best. } { [%clk 0:00:43] } 43. Bb3 { [%eval 5.19] [%clk 0:15:39] } 43... Nxf4 { [%eval 5.49] [%clk 0:00:52] } 44. d7 { [%eval 5.64] [%clk 0:16:06] } 44... Rh8 { [%eval 5.72] [%clk 0:01:12] } 45. e6 { [%eval 5.68] [%clk 0:16:30] } 45... h2+ { [%eval 5.88] [%clk 0:01:18] } 46. Kh1 { [%eval 5.65] [%clk 0:16:56] } 46... Nd3 { [%eval 6.16] [%clk 0:01:27] } 47. Ra2 { [%eval 5.85] [%clk 0:17:20] } 47... Nc5 { [%eval 5.76] [%clk 0:01:27] } 48. Rc2 { [%eval 5.59] [%clk 0:17:43] } 48... b6 { [%eval 5.81] [%clk 0:01:39] } 49. Rxc5 { [%clk 0:18:07] } 1-0