Event: Round 6: Sieber, Bert - Steffens, Olaf
Site: https://lichess.org/broadcast/nsv-4th-kurt-pape-open--a-open/round-6/mtu7U4J7/qrvoiUnY
White: Sieber, Bert
WhiteElo: 2000
Black: Steffens, Olaf
BlackTitle: FM
BlackElo: 2148
Result: 0-1
ECO: A40
Opening: English Defense
Variant: Standard

1. d4 { [%eval 0.17] [%clk 1:30:59] } 1... e6 { [%eval 0.37] [%clk 1:25:28] } 2. c4 { [%eval 0.16] [%clk 1:31:22] } 2... b6 { [%eval 0.34] [%clk 1:20:39] } 3. Nc3 { [%eval 0.28] [%clk 1:31:43] } 3... Bb7 { [%eval 0.26] [%clk 1:20:52] } 4. a3 { [%eval 0.28] [%clk 1:32:04] } 4... f5 { [%eval 0.5] [%clk 1:16:40] } 5. Nf3 { [%eval 0.52] [%clk 1:24:07] } 5... Nf6 { [%eval 0.5] [%clk 1:16:15] } 6. g3 { [%eval 0.3] [%clk 1:23:49] } 6... Be7 { [%eval 0.36] [%clk 1:11:24] } 7. Bg2 { [%eval 0.27] [%clk 1:23:56] } 7... Ne4 { [%eval 0.26] [%clk 1:09:41] } 8. Qc2 { [%eval 0.26] [%clk 1:21:30] } 8... Bf6 { [%eval 0.35] [%clk 1:04:25] } 9. O-O { [%eval 0.26] [%clk 1:18:50] } 9... O-O { [%eval 0.52] [%clk 0:52:05] } 10. Rd1 { [%eval 0.24] [%clk 1:09:31] } 10... d6 { [%eval 0.66] [%clk 0:45:59] } 11. b3?! { [%eval -0.08] } { Inaccuracy. Ne1 was best. } { [%clk 1:07:15] } 11... Nd7 { [%eval 0.03] [%clk 0:44:53] } 12. Bb2 { [%eval -0.2] [%clk 1:04:54] } 12... Qe7 { [%eval 0.14] [%clk 0:44:44] } 13. Nb5 { [%eval -0.22] [%clk 0:58:56] } 13... a6 { [%eval -0.27] [%clk 0:44:15] } 14. Nc3 { [%eval -0.18] [%clk 0:54:43] } 14... c5 { [%eval 0.12] [%clk 0:32:09] } 15. dxc5 { [%eval 0.06] [%clk 0:49:28] } 15... Ndxc5 { [%eval 0.16] [%clk 0:25:54] } 16. b4 { [%eval 0.11] [%clk 0:39:17] } 16... Nxc3 { [%eval 0.22] [%clk 0:24:56] } 17. Bxc3 { [%eval 0.19] [%clk 0:38:56] } 17... Be4 { [%eval 0.6] [%clk 0:25:02] } 18. Bxf6?! { [%eval 0.0] } { Inaccuracy. Qb2 was best. } { [%clk 0:37:19] } 18... Qxf6 { [%eval 0.0] [%clk 0:25:00] } 19. Qa2 { [%eval 0.0] [%clk 0:37:16] } 19... Na4 { [%eval -0.13] [%clk 0:22:47] } 20. Qd2? { [%eval -1.7] } { Mistake. Rdc1 was best. } { [%clk 0:34:18] } 20... Nb2 { [%eval -1.52] [%clk 0:21:10] } 21. Qe3?! { [%eval -2.23] } { Inaccuracy. Rdc1 was best. } { [%clk 0:27:36] } 21... Nxc4 { [%eval -1.81] [%clk 0:20:04] } 22. Qb3 { [%eval -1.94] [%clk 0:26:43] } 22... d5 { [%eval -1.87] [%clk 0:17:41] } 23. a4 { [%eval -2.5] [%clk 0:20:21] } 23... Rac8 { [%eval -2.1] [%clk 0:17:18] } 24. b5 { [%eval -2.21] [%clk 0:20:16] } 24... a5 { [%eval -2.0] [%clk 0:17:25] } 25. Nd4 { [%eval -2.2] [%clk 0:17:39] } 25... Bxg2 { [%eval -2.12] [%clk 0:16:27] } 26. Kxg2 { [%eval -2.05] [%clk 0:17:52] } 26... Rc5 { [%eval -1.92] [%clk 0:13:50] } 27. Ra2 { [%eval -2.25] [%clk 0:12:24] } 27... Rfc8?! { [%eval -1.61] } { Inaccuracy. e5 was best. } { [%clk 0:12:24] } 28. Rc2 { [%eval -1.69] [%clk 0:10:16] } 28... h6 { [%eval -1.45] [%clk 0:12:42] } 29. Nc6 { [%eval -1.58] [%clk 0:10:27] } 29... Kh8 { [%eval -1.51] [%clk 0:12:38] } 30. Kg1 { [%eval -2.06] [%clk 0:10:04] } 30... Rf8?! { [%eval -1.27] } { Inaccuracy. f4 was best. } { [%clk 0:11:24] } 31. Rf1? { [%eval -2.55] } { Mistake. f4 was best. } { [%clk 0:07:18] } 31... f4 { [%eval -2.59] [%clk 0:09:18] } 32. gxf4?! { [%eval -3.44] } { Inaccuracy. Qf3 was best. } { [%clk 0:05:30] } 32... Qxf4?! { [%eval -2.19] } { Inaccuracy. Ne3 was best. } { [%clk 0:08:27] } 33. Qg3 { [%eval -2.18] [%clk 0:05:32] } 33... Qe4 { [%eval -2.04] [%clk 0:08:04] } 34. Ra2?? { [%eval -4.52] } { Blunder. Qd3 was best. } { [%clk 0:04:36] } 34... d4 { [%eval -3.86] [%clk 0:07:23] } 35. h4?! { [%eval -5.76] } { Inaccuracy. f3 was best. } { [%clk 0:03:31] } 35... Ne3 { [%eval -5.55] [%clk 0:04:43] } 36. Re1 { [%eval -5.61] [%clk 0:01:28] } 36... Nf5 { [%eval -5.46] [%clk 0:04:34] } 37. Qf3 { [%eval -6.33] [%clk 0:00:52] } 37... Qxh4 { [%eval -6.57] [%clk 0:04:42] } 38. Ra3 { [%eval -8.69] [%clk 0:00:47] } 38... Rf6 { [%eval -8.38] [%clk 0:04:38] } 39. Qh3 { [%eval -12.95] [%clk 0:00:36] } 39... Qg5+?! { [%eval -5.76] } { Inaccuracy. Rg6+ was best. } { [%clk 0:02:48] } 40. Kh1 { [%eval -5.85] [%clk 0:00:34] } 40... Rc3 { [%eval -5.78] [%clk 0:01:46] } 41. Rxc3 { [%eval -5.67] [%clk 0:00:38] } 41... dxc3 { [%eval -5.47] [%clk 0:02:14] } 42. Ne5 { [%eval -5.53] [%clk 0:25:54] } 42... c2 { [%eval -5.29] [%clk 0:30:42] } 43. e3 { [%eval -5.39] [%clk 0:19:59] } 43... Nh4 { [%eval -5.42] [%clk 0:20:37] } 44. f4 { [%eval -5.39] [%clk 0:19:15] } 44... Qh5 { [%eval -5.31] [%clk 0:20:30] } 45. Qg4?! { [%eval -7.57] } { Inaccuracy. Kg1 was best. } { [%clk 0:11:44] } 45... Qxg4 { [%eval -7.43] [%clk 0:18:31] } 46. Nxg4 { [%eval -7.13] [%clk 0:12:12] } 46... Rg6 { [%eval -6.95] [%clk 0:17:39] } 47. Rc1 { [%eval -8.1] [%clk 0:12:33] } 47... Rxg4 { [%eval -7.89] [%clk 0:17:33] } 48. Rxc2 { [%eval -7.71] [%clk 0:12:59] } 48... Nf3 { [%eval -7.66] [%clk 0:17:19] } 49. e4? { [%eval #-1] } { Checkmate is now unavoidable. Rc1 was best. } { [%clk 0:12:39] } 49... Rg1# { [%clk 0:17:41] } 0-1