Event: Round 6: Kolthoff, Siegmund - Barten, Ralf
Date: 2025-07-12
White: Kolthoff, Siegmund
WhiteElo: 2063
Black: Barten, Ralf
BlackElo: 1955
Result: 1-0
ECO: D11
Opening: Slav Defense: Modern Line
Variant: Standard

1. d4 { [%eval 0.17] [%clk 1:30:58] } 1... d5 { [%eval 0.2] [%clk 1:30:52] } 2. c4 { [%eval 0.18] [%clk 1:30:58] } 2... c6 { [%eval 0.21] [%clk 1:30:58] } 3. Nf3 { [%eval 0.2] [%clk 1:31:04] } 3... Nf6 { [%eval 0.24] [%clk 1:30:39] } 4. g3 { [%eval 0.08] [%clk 1:31:19] } 4... Bf5 { [%eval 0.18] [%clk 1:30:00] } 5. Nh4 { [%eval -0.2] [%clk 1:28:09] } 5... Be4 { [%eval -0.11] [%clk 1:28:10] } 6. f3 { [%eval -0.11] [%clk 1:28:31] } 6... Bg6 { [%eval 0.13] [%clk 1:28:35] } 7. Qb3 { [%eval 0.25] [%clk 1:28:53] } 7... Qb6 { [%eval 0.25] [%clk 1:28:08] } 8. Nc3 { [%eval 0.08] [%clk 1:27:52] } 8... e6 { [%eval 0.18] [%clk 1:25:23] } 9. Nxg6 { [%eval 0.27] [%clk 1:27:20] } 9... hxg6 { [%eval 0.22] [%clk 1:24:49] } 10. c5 { [%eval 0.27] [%clk 1:27:30] } 10... Qxb3 { [%eval 0.21] [%clk 1:21:50] } 11. axb3 { [%eval 0.21] [%clk 1:27:53] } 11... Nbd7 { [%eval 0.61] [%clk 1:18:56] } 12. b4 { [%eval 1.11] [%clk 1:27:57] } 12... e5 { [%eval 1.06] [%clk 1:17:48] } 13. e3 { [%eval 0.94] [%clk 1:27:49] } 13... Nh5 { [%eval 1.48] [%clk 1:08:25] } 14. Kf2 { [%eval 1.19] [%clk 1:23:43] } 14... f5?! { [%eval 2.12] } { Inaccuracy. g5 was best. } { [%clk 1:05:46] } 15. f4?! { [%eval 1.36] } { Inaccuracy. b5 was best. } { [%clk 1:21:07] } 15... exd4 { [%eval 1.41] [%clk 0:58:14] } 16. exd4 { [%eval 1.48] [%clk 1:21:23] } 16... Nhf6 { [%eval 1.26] [%clk 0:58:21] } 17. b5 { [%eval 1.38] [%clk 1:18:00] } 17... cxb5 { [%eval 1.81] [%clk 0:51:33] } 18. Bxb5 { [%eval 1.66] [%clk 1:15:28] } 18... Ne4+? { [%eval 3.04] } { Mistake. a6 was best. } { [%clk 0:46:36] } 19. Kg2 { [%eval 2.93] [%clk 1:13:09] } 19... Kd8?! { [%eval 3.92] } { Inaccuracy. O-O-O was best. } { [%clk 0:43:24] } 20. Nxd5 { [%eval 3.8] [%clk 1:10:23] } 20... Nef6 { [%eval 4.13] [%clk 0:37:35] } 21. Nc3 { [%eval 4.18] [%clk 1:05:46] } 21... Kc7 { [%eval 4.42] [%clk 0:32:27] } 22. b4 { [%eval 4.45] [%clk 1:02:44] } 22... a6 { [%eval 4.67] [%clk 0:27:47] } 23. Bc4 { [%eval 4.55] [%clk 1:01:10] } 23... Re8 { [%eval 4.75] [%clk 0:22:02] } 24. Bb2 { [%eval 4.16] [%clk 0:57:03] } 24... Ng4 { [%eval 4.67] [%clk 0:18:51] } 25. Nd5+ { [%eval 4.6] [%clk 0:56:50] } 25... Kd8 { [%eval 4.57] [%clk 0:18:41] } 26. h3 { [%eval 4.67] [%clk 0:56:58] } 26... Ne3+ { [%eval 4.65] [%clk 0:18:09] } 27. Nxe3 { [%eval 4.48] } 27... Rxe3 { [%eval 4.79] [%clk 0:18:37] } 28. Rae1 { [%eval 4.9] [%clk 0:57:24] } 28... Rxe1 { [%eval 4.84] [%clk 0:16:46] } 29. Rxe1 { [%eval 4.6] [%clk 0:56:31] } 29... Be7 { [%eval 4.74] [%clk 0:17:14] } 30. Bd5 { [%eval 4.59] [%clk 0:46:29] } 30... b6 { [%eval 4.51] [%clk 0:15:46] } 31. Bc3 { [%eval 4.57] [%clk 0:45:26] } 31... Bf6 { [%eval 4.59] [%clk 0:12:08] } 32. c6 { [%eval 4.83] [%clk 0:35:43] } 32... Nb8 { [%eval 4.78] [%clk 0:12:19] } 33. Bf3 { [%eval 4.67] [%clk 0:34:36] } 33... Kc7 { [%eval 4.72] [%clk 0:11:06] } 34. Ba1 { [%eval 4.44] [%clk 0:30:52] } 34... a5 { [%eval 4.79] [%clk 0:06:18] } 35. b5 { [%eval 4.8] } 35... g5?! { [%eval 6.2] } { Inaccuracy. Rd8 was best. } { [%clk 0:06:18] } 36. fxg5 { [%eval 6.13] [%clk 0:26:43] } 36... Bxg5 { [%eval 5.88] [%clk 0:06:18] } 37. d5 1-0