Event: Round 1: Rock Yu - Simon Lehmann
Date: 2023-10-20
White: Rock Yu
WhiteElo: 1695
Black: Simon Lehmann
BlackElo: 1659
Result: 1/2-1/2
ECO: B20
Opening: Sicilian Defense: Snyder Variation
Variant: Standard

1. e4 { [%eval 0.36] [%clk 1:30:58] } 1... c5 { [%eval 0.32] [%clk 1:30:53] } 2. b3 { [%eval -0.21] [%clk 1:31:20] } 2... e6 { [%eval 0.27] [%clk 1:31:05] } 3. Bb2 { [%eval 0.12] [%clk 1:31:49] } 3... Nc6 { [%eval 0.25] [%clk 1:31:09] } 4. f4?! { [%eval -0.33] } { Inaccuracy. Nf3 was best. } { [%clk 1:32:13] } 4... Nf6 { [%eval 0.0] [%clk 1:29:55] } 5. e5 { [%eval -0.35] [%clk 1:32:34] } 5... Nd5 { [%eval 0.09] [%clk 1:29:49] } 6. g3 { [%eval 0.28] [%clk 1:33:04] } 6... Be7 { [%eval 0.39] [%clk 1:28:15] } 7. Bg2?! { [%eval -0.22] } { Inaccuracy. c4 was best. } { [%clk 1:32:51] } 7... O-O { [%eval -0.07] [%clk 1:27:47] } 8. Nf3 { [%eval -0.11] [%clk 1:26:32] } 8... b5 { [%eval -0.13] [%clk 1:23:17] } 9. Nc3 { [%eval -0.16] [%clk 1:25:26] } 9... Nxc3 { [%eval -0.14] [%clk 1:17:43] } 10. dxc3 { [%eval -0.16] [%clk 1:25:41] } 10... Bb7 { [%eval -0.13] [%clk 1:16:56] } 11. O-O { [%eval -0.33] [%clk 1:25:32] } 11... Qb6 { [%eval -0.29] [%clk 1:08:51] } 12. Kh1 { [%eval -0.33] [%clk 1:25:15] } 12... Rad8 { [%eval -0.28] [%clk 1:07:18] } 13. Qe2 { [%eval -0.32] [%clk 1:21:59] } 13... d5 { [%eval -0.32] [%clk 1:06:41] } 14. exd6 { [%eval -0.3] [%clk 1:22:07] } 14... Rxd6 { [%eval -0.25] [%clk 1:06:33] } 15. Rad1 { [%eval -0.59] [%clk 1:22:07] } 15... Rfd8 { [%eval -0.55] [%clk 1:00:13] } 16. Rxd6 { [%eval -0.57] [%clk 1:20:12] } 16... Rxd6 { [%eval -0.62] [%clk 1:00:27] } 17. Rd1 { [%eval -0.75] [%clk 1:20:41] } 17... a6 { [%eval -0.27] [%clk 0:52:01] } 18. Rxd6 { [%eval -0.11] [%clk 1:19:57] } 18... Bxd6 { [%eval -0.13] [%clk 0:52:21] } 19. c4 { [%eval -0.09] [%clk 1:20:02] } 19... b4 { [%eval 0.24] [%clk 0:46:12] } 20. Qd3 { [%eval 0.29] [%clk 1:19:07] } 20... Qc7 { [%eval 0.23] [%clk 0:44:36] } 21. Ng5 { [%eval 0.31] [%clk 1:18:48] } 21... g6 { [%eval 0.16] [%clk 0:42:53] } 22. Ne4 { [%eval 0.44] [%clk 1:17:54] } 22... Be7 { [%eval 0.4] [%clk 0:41:27] } 23. Nf6+ { [%eval 0.28] [%clk 1:16:06] } 23... Bxf6 { [%eval 0.37] [%clk 0:40:56] } 24. Bxf6 { [%eval 0.23] [%clk 1:15:04] } 24... e5?! { [%eval 1.31] } { Inaccuracy. Nb8 was best. } { [%clk 0:36:31] } 25. fxe5? { [%eval 0.0] } { Mistake. Bd5 was best. } { [%clk 1:01:26] } 25... Nxe5 { [%eval 0.52] [%clk 0:35:51] } 26. Qe2 { [%eval 0.5] [%clk 0:58:10] } 26... Bxg2+ { [%eval 0.73] [%clk 0:34:34] } 27. Qxg2?! { [%eval 0.01] } { Inaccuracy. Kg1 was best. } { [%clk 0:58:36] } 27... Nd7 { [%eval 0.0] [%clk 0:29:52] } 28. Qa8+ { [%eval 0.13] [%clk 0:54:39] } 28... Nf8 { [%eval 0.12] [%clk 0:27:31] } 29. Qd5 { [%eval 0.0] [%clk 0:51:34] } 29... Ne6 { [%eval 0.52] [%clk 0:23:53] } 30. Kg2 { [%eval 0.43] [%clk 0:51:13] } 30... Qc8 { [%eval 0.72] [%clk 0:17:32] } 31. c3?! { [%eval 0.09] } { Inaccuracy. Kf2 was best. } { [%clk 0:50:03] } 31... a5 { [%eval 0.13] [%clk 0:15:36] } 32. Kf2 { [%eval 0.01] [%clk 0:48:08] } 32... Qc7?? { [%eval 2.29] } { Blunder. Nf8 was best. } { [%clk 0:09:29] } 33. cxb4?? { [%eval 0.0] } { Blunder. Qa8+ was best. } { [%clk 0:46:02] } 33... axb4 { [%eval 0.0] [%clk 0:09:49] } 34. Qa8+ { [%eval 0.0] [%clk 0:42:15] } 34... Nf8 { [%eval 0.04] [%clk 0:10:10] } 35. Kf3 { [%eval 0.0] [%clk 0:39:57] } 35... Qd6 { [%eval 0.0] [%clk 0:10:07] } 36. Qd8 { [%eval 0.0] [%clk 0:39:40] } 36... Qxd8 { [%eval 0.0] [%clk 0:09:36] } 37. Bxd8 { [%eval 0.0] [%clk 0:40:09] } 37... f5 { [%eval 0.0] [%clk 0:09:50] } 38. Bf6 { [%eval 0.0] [%clk 0:39:44] } 38... Ne6 { [%eval 0.0] [%clk 0:10:09] } 39. Bb2 { [%eval 0.0] [%clk 0:39:40] } 39... Kf7 { [%eval 0.0] [%clk 0:10:10] } 40. a3 { [%eval 0.0] [%clk 0:39:37] } 40... bxa3 { [%eval 0.0] [%clk 0:10:34] } 41. Bxa3 { [%eval -0.01] [%clk 0:39:29] } 41... Nd4+ { [%eval 0.0] [%clk 0:11:02] } 42. Kf4 { [%eval 0.0] [%clk 0:39:00] } 42... Ke6 { [%eval 0.0] [%clk 0:10:41] } 43. Bxc5 { [%eval 0.0] [%clk 0:38:39] } 43... Nxb3 { [%eval 0.0] [%clk 0:11:05] } 44. Be3 { [%eval 0.0] [%clk 0:34:47] } 1/2-1/2