Event: Round 4: Christian Boehmer - Mikhail Oyberman
Date: 2023-10-31
White: Christian Boehmer
Black: Mikhail Oyberman
BlackElo: 1819
Result: 1-0
ECO: A03
Opening: Bird Opening: Dutch Variation
Variant: Standard

1. f4 { [%eval -0.31] [%clk 1:30:55] } 1... d5 { [%eval -0.16] [%clk 1:30:52] } 2. Nf3 { [%eval -0.15] [%clk 1:31:11] } 2... c5 { [%eval -0.25] [%clk 1:31:11] } 3. e3 { [%eval -0.41] [%clk 1:30:28] } 3... Nc6 { [%eval -0.09] [%clk 1:31:31] } 4. b3 { [%eval -0.3] [%clk 1:30:33] } 4... Nf6 { [%eval 0.13] [%clk 1:30:51] } 5. Bb2 { [%eval -0.09] [%clk 1:30:46] } 5... e6 { [%eval 0.0] [%clk 1:31:06] } 6. Bb5 { [%eval 0.0] [%clk 1:30:14] } 6... Bd7 { [%eval 0.0] [%clk 1:31:28] } 7. O-O { [%eval 0.0] [%clk 1:30:23] } 7... Bd6 { [%eval 0.07] [%clk 1:31:28] } 8. Bxc6 { [%eval 0.0] [%clk 1:28:23] } 8... Bxc6 { [%eval 0.0] [%clk 1:31:52] } 9. Ne5 { [%eval -0.02] [%clk 1:28:41] } 9... Qc7 { [%eval 0.28] [%clk 1:28:34] } 10. d3 { [%eval 0.3] [%clk 1:28:09] } 10... O-O { [%eval 0.72] [%clk 1:23:58] } 11. Nxc6 { [%eval 0.8] [%clk 1:14:56] } 11... bxc6 { [%eval 0.7] [%clk 1:24:21] } 12. Bxf6 { [%eval 0.66] [%clk 1:14:05] } 12... gxf6 { [%eval 0.69] [%clk 1:24:46] } 13. Nd2 { [%eval 0.75] [%clk 1:11:32] } 13... Kh8 { [%eval 0.69] [%clk 1:13:08] } 14. Qf3 { [%eval 0.54] [%clk 1:03:56] } 14... Rg8 { [%eval 0.53] [%clk 1:05:01] } 15. Rf2 { [%eval 0.5] [%clk 1:02:18] } 15... Rg7 { [%eval 0.7] [%clk 1:02:58] } 16. g3 { [%eval 0.81] [%clk 0:53:28] } 16... Rag8 { [%eval 0.86] [%clk 0:59:55] } 17. Kh1 { [%eval 0.93] [%clk 0:48:58] } 17... Re8 { [%eval 1.0] [%clk 0:52:10] } 18. e4 { [%eval 1.05] [%clk 0:46:20] } 18... Qb7 { [%eval 1.22] [%clk 0:45:47] } 19. Re1 { [%eval 0.93] [%clk 0:43:27] } 19... Rgg8 { [%eval 1.25] [%clk 0:45:01] } 20. Rfe2 { [%eval 1.04] [%clk 0:42:34] } 20... Rd8 { [%eval 1.32] [%clk 0:42:54] } 21. Nf1 { [%eval 1.24] [%clk 0:38:39] } 21... Bc7 { [%eval 1.63] [%clk 0:42:03] } 22. Ne3 { [%eval 1.55] [%clk 0:37:47] } 22... Ba5 { [%eval 1.84] [%clk 0:42:27] } 23. Rg1 { [%eval 1.36] [%clk 0:37:50] } 23... Bc3 { [%eval 1.28] [%clk 0:42:05] } 24. Rf1 { [%eval 1.1] [%clk 0:36:47] } 24... Qd7 { [%eval 1.6] [%clk 0:41:20] } 25. Nd1 { [%eval 1.58] [%clk 0:35:32] } 25... Ba5 { [%eval 1.55] [%clk 0:41:40] } 26. Qh5 { [%eval 1.31] [%clk 0:34:16] } 26... Rde8 { [%eval 1.27] [%clk 0:38:11] } 27. Nf2 { [%eval 1.04] [%clk 0:32:13] } 27... Rg6 { [%eval 1.31] [%clk 0:34:36] } 28. Ng4 { [%eval 1.31] [%clk 0:29:42] } 28... Bd8 { [%eval 1.25] [%clk 0:29:05] } 29. Ne3 { [%eval 1.21] [%clk 0:26:31] } 29... Rg7 { [%eval 1.47] [%clk 0:28:09] } 30. Qf3 { [%eval 1.08] [%clk 0:24:57] } 30... Reg8?! { [%eval 1.71] } { Inaccuracy. f5 was best. } { [%clk 0:24:25] } 31. f5 { [%eval 1.25] [%clk 0:23:37] } 31... Rg5 { [%eval 1.31] [%clk 0:24:16] } 32. Rg2 { [%eval 1.33] [%clk 0:22:18] } 32... Qd6 { [%eval 1.25] [%clk 0:23:55] } 33. Rfg1 { [%eval 0.94] [%clk 0:20:55] } 33... Qe5 { [%eval 0.82] [%clk 0:21:52] } 34. h3 { [%eval 0.57] [%clk 0:16:59] } 34... Bc7?! { [%eval 1.26] } { Inaccuracy. Qd4 was best. } { [%clk 0:21:52] } 35. Ng4 { [%eval 1.31] [%clk 0:17:14] } 35... Qd4 { [%eval 1.36] [%clk 0:18:24] } 36. fxe6? { [%eval 0.23] } { Mistake. Nh6 was best. } { [%clk 0:17:03] } 36... fxe6 { [%eval 0.42] [%clk 0:18:46] } 37. Qxf6+ { [%eval 0.23] [%clk 0:16:55] } 37... Qxf6 { [%eval 0.29] [%clk 0:19:10] } 38. Nxf6 { [%eval 0.3] [%clk 0:17:20] } 38... Rxg3?? { [%eval 2.03] } { Blunder. R8g6 was best. } { [%clk 0:17:34] } 39. Rxg3 { [%eval 2.01] [%clk 0:17:27] } 39... Rxg3 { [%eval 2.17] [%clk 0:17:59] } 40. Rxg3 { [%eval 2.04] [%clk 0:17:34] } 40... Bxg3 { [%eval 2.18] [%clk 0:18:24] } 41. Nd7 { [%eval 2.14] [%clk 0:17:20] } 41... Bd6 { [%eval 1.92] [%clk 0:18:13] } 42. e5 { [%eval 2.14] [%clk 0:17:34] } 42... Bc7 { [%eval 2.05] [%clk 0:17:58] } 43. Kg2 { [%eval 1.97] [%clk 0:16:54] } 43... Kg7 { [%eval 1.59] [%clk 0:16:56] } 44. Kf3 { [%eval 1.69] [%clk 0:17:19] } 44... Kf7 { [%eval 1.51] [%clk 0:16:38] } 45. Kf4 { [%eval 1.56] [%clk 0:17:37] } 45... Ke7? { [%eval 3.21] } { Mistake. Bb6 was best. } { [%clk 0:16:29] } 46. Nxc5 { [%eval 2.99] [%clk 0:17:52] } 46... Bb6 { [%eval 2.97] [%clk 0:16:58] } 47. d4 { [%eval 2.74] [%clk 0:16:26] } 47... Ba5 { [%eval 2.95] [%clk 0:17:20] } 48. Ke3 { [%eval 2.83] [%clk 0:15:51] } 48... Be1 { [%eval 3.03] [%clk 0:17:30] } 49. Nd3 { [%eval 2.91] [%clk 0:16:01] } 49... Bh4 { [%eval 3.25] [%clk 0:17:51] } 50. Kd2 { [%eval 3.15] [%clk 0:16:10] } 50... Kf7?! { [%eval 4.78] } { Inaccuracy. Bg5+ was best. } { [%clk 0:17:56] } 51. Nb4 { [%eval 4.72] [%clk 0:16:15] } 51... Kg6 { [%eval 5.49] [%clk 0:18:18] } 52. Ke3 { [%eval 4.85] [%clk 0:16:21] } 52... Kf5 { [%eval 5.68] [%clk 0:18:39] } 53. Nxc6 { [%eval 5.49] [%clk 0:16:31] } 1-0