Event: Round 4: Oliver Steffens - Nils Heldenbergh
Date: 2023-03-07
White: Oliver Steffens
Black: Nils Heldenbergh
Result: 1-0
ECO: A06
Opening: Nimzo-Larsen Attack: Classical Variation
Variant: Standard

1. Nf3 { [%eval 0.36] [%clk 1:30:58] } 1... d5 { [%eval 0.34] [%clk 1:29:51] } 2. b3 { [%eval 0.0] [%clk 1:30:53] } 2... Nf6 { [%eval 0.13] [%clk 1:27:46] } 3. Bb2 { [%eval 0.0] [%clk 1:31:17] } 3... c5 { [%eval 0.21] [%clk 1:27:39] } 4. e3 { [%eval 0.1] [%clk 1:31:03] } 4... Nc6 { [%eval 0.29] [%clk 1:20:09] } 5. Be2 { [%eval 0.12] [%clk 1:29:09] } 5... e6 { [%eval 0.21] [%clk 1:17:30] } 6. O-O { [%eval 0.1] [%clk 1:27:45] } 6... Bd6 { [%eval 0.36] [%clk 1:17:43] } 7. d4 { [%eval 0.07] [%clk 1:22:07] } 7... O-O { [%eval 0.46] [%clk 1:16:37] } 8. c4 { [%eval 0.24] [%clk 1:20:20] } 8... cxd4 { [%eval 0.2] [%clk 1:11:55] } 9. cxd5 { [%eval 0.19] [%clk 1:18:38] } 9... Nxd5 { [%eval 0.26] [%clk 1:09:37] } 10. Nxd4 { [%eval 0.24] [%clk 1:18:20] } 10... Qe7 { [%eval 0.63] [%clk 1:04:06] } 11. Nxc6 { [%eval 0.75] [%clk 1:14:12] } 11... bxc6 { [%eval 0.66] [%clk 1:04:28] } 12. Nd2 { [%eval 0.69] [%clk 1:14:34] } 12... Rd8 { [%eval 0.67] [%clk 0:59:28] } 13. Nc4 { [%eval 0.51] [%clk 1:07:50] } 13... Bc7 { [%eval 0.45] [%clk 0:53:30] } 14. Qd4 { [%eval 0.2] [%clk 1:06:30] } 14... f6 { [%eval 0.42] [%clk 0:52:11] } 15. Qh4 { [%eval 0.29] [%clk 0:59:05] } 15... e5 { [%eval 0.51] [%clk 0:34:23] } 16. Rfd1 { [%eval 0.34] [%clk 0:56:58] } 16... Bf5 { [%eval 0.49] [%clk 0:31:25] } 17. Ba3 { [%eval 0.25] [%clk 0:39:16] } 17... Qf7 { [%eval 0.41] [%clk 0:28:47] } 18. f3 { [%eval 0.31] [%clk 0:39:09] } 18... Nc3 { [%eval 0.34] [%clk 0:25:10] } 19. Rxd8+ { [%eval 0.37] [%clk 0:39:04] } 19... Rxd8 { [%eval 0.42] [%clk 0:25:30] } 20. Bf1 { [%eval 0.25] [%clk 0:39:22] } 20... Be6 { [%eval 0.77] [%clk 0:22:34] } 21. Rc1 { [%eval 0.68] [%clk 0:37:21] } 21... Nd5 { [%eval 0.75] [%clk 0:19:07] } 22. Bc5 { [%eval 0.8] [%clk 0:35:46] } 22... Nb6 { [%eval 1.09] [%clk 0:12:13] } 23. Na5 { [%eval 1.1] [%clk 0:33:50] } 23... Qd7 { [%eval 1.06] [%clk 0:10:57] } 24. Bb4 { [%eval 1.02] [%clk 0:28:04] } 24... Nd5 { [%eval 1.48] [%clk 0:04:07] } 25. Nxc6 { [%eval 1.87] [%clk 0:22:49] } 25... g5 { [%eval 1.88] [%clk 0:02:11] } 26. Qe1 { [%eval 1.72] [%clk 0:22:12] } 26... Re8 { [%eval 1.96] [%clk 0:01:05] } 27. Bb5 { [%eval 2.18] [%clk 0:20:03] } 27... Nxb4 { [%eval 2.01] [%clk 0:00:34] } 28. Qxb4 { [%eval 1.96] [%clk 0:20:10] } 28... Qd6?! { [%eval 2.74] } { Inaccuracy. Bb6 was best. } { [%clk 0:00:33] } 29. Qxd6 { [%eval 2.96] [%clk 0:18:27] } 29... Bxd6 { [%eval 2.74] [%clk 0:01:02] } 30. Nxe5 { [%eval 2.61] [%clk 0:13:51] } 30... Rb8 { [%eval 2.44] [%clk 0:01:00] } 31. Bc4 { [%eval 2.52] [%clk 0:14:08] } 31... Bxe5 { [%eval 2.64] [%clk 0:00:49] } 32. Bxe6+ { [%eval 2.61] [%clk 0:14:29] } 32... Kf8 { [%eval 2.73] [%clk 0:00:57] } 33. Bf5 { [%eval 2.72] [%clk 0:10:41] } 33... h5 { [%eval 2.53] [%clk 0:01:01] } 34. h4?! { [%eval 1.89] } { Inaccuracy. g3 was best. } { [%clk 0:09:49] } 34... gxh4?! { [%eval 2.97] } { Inaccuracy. Rd8 was best. } { [%clk 0:00:35] } 35. Rd1?! { [%eval 1.75] } { Inaccuracy. f4 was best. } { [%clk 0:09:18] } 35... Bc7 { [%eval 2.18] [%clk 0:00:31] } 36. e4?? { [%eval 0.41] } { Blunder. f4 was best. } { [%clk 0:09:04] } 36... Rd8?? { [%eval 2.4] } { Blunder. Rb6 was best. } { [%clk 0:00:52] } 37. Rxd8+ { [%eval 2.07] [%clk 0:07:45] } 37... Bxd8 { [%eval 1.65] [%clk 0:01:22] } 38. Kf2 { [%eval 1.19] [%clk 0:07:51] } 38... Bb6+ { [%eval 1.76] [%clk 0:00:55] } 39. Ke2 { [%eval 1.5] [%clk 0:08:14] } 39... a5 { [%eval 1.8] [%clk 0:00:35] } 40. Kd3 { [%eval 1.52] [%clk 0:08:05] } 40... Ke7? { [%eval 3.07] } { Mistake. Bc5 was best. } { [%clk 0:00:32] } 41. Kc4 { [%eval 2.96] [%clk 0:08:03] } 41... Kd6 { [%eval 2.83] [%clk 0:27:21] } 42. Kb5 { [%eval 2.9] [%clk 0:37:23] } 42... Kc7 { [%eval 3.38] [%clk 0:27:42] } 43. a3 { [%eval 2.67] [%clk 0:36:17] } 43... Kb7 { [%eval 2.55] [%clk 0:27:57] } 44. b4 { [%eval 3.0] [%clk 0:36:16] } 44... axb4 { [%eval 2.93] [%clk 0:28:22] } 45. axb4?! { [%eval 1.77] } { Inaccuracy. Kxb4 was best. } { [%clk 0:35:43] } 45... Be3 { [%eval 2.34] [%clk 0:27:14] } 46. Bg6 { [%eval 1.86] [%clk 0:34:18] } 46... h3 { [%eval 2.58] [%clk 0:25:54] } 47. gxh3 { [%eval 2.14] [%clk 0:34:22] } 47... h4 { [%eval 2.16] [%clk 0:26:19] } 48. Be8 { [%eval 2.97] [%clk 0:34:38] } 48... Kc7 { [%eval 1.98] [%clk 0:26:14] } 49. Kc4?! { [%eval 1.0] } { Inaccuracy. Ka6 was best. } { [%clk 0:31:46] } 49... Kd6 { [%eval 1.41] [%clk 0:26:31] } 50. Kd3 { [%eval 1.11] [%clk 0:32:06] } 50... Bf4 { [%eval 0.86] [%clk 0:26:31] } 51. Kd4 { [%eval 1.03] [%clk 0:32:24] } 51... Bd2?? { [%eval 2.96] } { Blunder. Bg3 was best. } { [%clk 0:24:21] } 52. b5 { [%eval 2.93] [%clk 0:32:40] } 52... Ba5 { [%eval 3.22] [%clk 0:23:46] } 53. Ke3 { [%eval 3.21] [%clk 0:31:43] } 53... Bb6+ { [%eval 3.52] [%clk 0:24:11] } 54. Kf4 { [%eval 3.47] [%clk 0:32:03] } 54... Bc5 { [%eval 3.87] [%clk 0:20:13] } 55. Kf5 { [%eval 3.67] [%clk 0:32:00] } 55... Bd4?! { [%eval 5.24] } { Inaccuracy. Ke7 was best. } { [%clk 0:19:56] } 56. Bc6?! { [%eval 3.98] } { Inaccuracy. b6 was best. } { [%clk 0:32:00] } 56... Ke7 { [%eval 3.71] [%clk 0:19:26] } 57. Bd5 { [%eval 4.58] [%clk 0:31:10] } 57... Kd6 { [%eval 5.23] [%clk 0:19:35] } 58. b6 { [%eval 5.29] [%clk 0:30:55] } 58... Bxb6 { [%eval 5.8] [%clk 0:18:47] } 59. Kxf6 { [%eval 5.29] [%clk 0:31:20] } 59... Bd8+ { [%eval 5.67] [%clk 0:17:40] } 60. Kf5 { [%eval 5.72] [%clk 0:31:04] } 60... Ba5 { [%eval 5.96] [%clk 0:14:58] } 61. f4 { [%eval 6.36] [%clk 0:30:50] } 61... Ke7 { [%eval 7.37] [%clk 0:15:07] } 62. Kg4 { [%eval 6.02] [%clk 0:30:20] } 62... Bd2 { [%eval 7.01] [%clk 0:14:57] } 63. e5 { [%eval 6.95] [%clk 0:30:36] } 63... Be1 { [%eval 9.95] [%clk 0:14:13] } 64. f5 { [%eval 10.77] [%clk 0:30:49] } 64... Bg3 { [%eval 11.65] [%clk 0:14:22] } 65. f6+ { [%eval 13.13] [%clk 0:31:10] } 65... Kf8 { [%eval 12.58] [%clk 0:14:43] } 66. e6 { [%eval 14.14] [%clk 0:31:26] } 66... Bd6 { [%eval 14.38] [%clk 0:12:53] } 67. Kxh4 { [%eval 14.44] [%clk 0:31:48] } 1-0