Event: Round 12: Koehne, Arno - Tonndorf, Matthias
Date: 2024-12-07
White: Koehne, Arno
WhiteElo: 1894
Black: Tonndorf, Matthias
BlackTitle: FM
BlackElo: 2132
Result: 0-1
ECO: E21
Opening: Nimzo-Indian Defense: Three Knights Variation
Variant: Standard

1. d4 { [%eval 0.17] [%clk 0:03:04] } 1... Nf6 { [%eval 0.19] [%clk 0:03:03] } 2. c4 { [%eval 0.17] [%clk 0:03:05] } 2... e6 { [%eval 0.11] [%clk 0:03:05] } 3. Nc3 { [%eval 0.17] [%clk 0:03:06] } 3... Bb4 { [%eval 0.17] [%clk 0:03:06] } 4. Nf3 { [%eval 0.04] [%clk 0:03:04] } 4... c5 { [%eval 0.24] [%clk 0:03:06] } 5. e3 { [%eval 0.08] [%clk 0:03:04] } 5... O-O { [%eval 0.18] [%clk 0:03:05] } 6. Qc2 { [%eval -0.09] [%clk 0:03:04] } 6... a6 { [%eval 0.19] [%clk 0:03:02] } 7. a3 { [%eval 0.1] [%clk 0:03:05] } 7... Bxc3+ { [%eval 0.17] [%clk 0:03:01] } 8. Qxc3 { [%eval 0.16] [%clk 0:03:04] } 8... b6 { [%eval 0.48] [%clk 0:02:56] } 9. Be2 { [%eval 0.52] [%clk 0:03:04] } 9... Bb7 { [%eval 0.48] [%clk 0:02:55] } 10. O-O { [%eval 0.47] [%clk 0:03:04] } 10... d6 { [%eval 0.54] [%clk 0:02:55] } 11. Nd2 { [%eval 0.42] [%clk 0:02:56] } 11... Nbd7 { [%eval 0.58] [%clk 0:02:51] } 12. Bf3?! { [%eval -0.12] } { Inaccuracy. b4 was best. } { [%clk 0:02:57] } 12... Bxf3 { [%eval -0.09] } 13. Nxf3 { [%eval -0.02] } 13... Qc7 { [%eval -0.05] [%clk 0:02:44] } 14. Qd3 { [%eval -0.36] [%clk 0:02:47] } 14... Rfc8 { [%eval -0.21] [%clk 0:02:38] } 15. Bd2? { [%eval -1.53] } { Mistake. b3 was best. } { [%clk 0:02:46] } 15... cxd4 { [%eval -1.28] [%clk 0:02:39] } 16. Qxd4 { [%eval -1.67] [%clk 0:02:34] } 16... Nc5?! { [%eval -0.91] } { Inaccuracy. e5 was best. } { [%clk 0:02:25] } 17. Qc3? { [%eval -2.09] } { Mistake. Rad1 was best. } { [%clk 0:01:59] } 17... Nce4 { [%eval -2.14] [%clk 0:02:17] } 18. Qd3 { [%eval -2.22] [%clk 0:01:48] } 18... Qxc4 { [%eval -2.45] [%clk 0:02:13] } 19. Qxc4 { [%eval -2.39] [%clk 0:01:28] } 19... Rxc4 { [%eval -2.44] [%clk 0:02:13] } 20. Rac1 { [%eval -2.78] [%clk 0:01:29] } 20... Rac8 { [%eval -2.76] [%clk 0:02:11] } 21. Rxc4 { [%eval -2.95] [%clk 0:01:19] } 21... Rxc4 { [%eval -2.9] [%clk 0:02:12] } 22. Rd1?! { [%eval -3.71] } { Inaccuracy. Rb1 was best. } { [%clk 0:00:47] } 22... Rc2 { [%eval -3.56] [%clk 0:01:57] } 23. b4 { [%eval -3.96] [%clk 0:00:28] } 23... Ng4 { [%eval -4.13] [%clk 0:01:48] } 24. Be1 { [%eval -3.89] [%clk 0:00:21] } 24... d5 { [%eval -3.95] [%clk 0:01:39] } 25. Nd4 { [%eval -3.94] [%clk 0:00:12] } 25... Rc8?? { [%eval -0.82] } { Blunder. Ngxf2 was best. } { [%clk 0:01:23] } 26. f3 { [%eval -0.78] [%clk 0:00:13] } 26... Nxe3 { [%eval -0.91] [%clk 0:01:23] } 27. Rd3 { [%eval -0.98] [%clk 0:00:12] } 27... Nc2?? { [%eval 1.93] } { Blunder. e5 was best. } { [%clk 0:01:16] } 28. fxe4?? { [%eval 0.0] } { Blunder. Nxc2 was best. } { [%clk 0:00:08] } 28... Nxe1 { [%eval 0.0] [%clk 0:01:16] } 29. Re3?? { [%eval -4.23] } { Blunder. Rd1 was best. } { [%clk 0:00:09] } 29... Rc4 { [%eval -4.19] [%clk 0:00:53] } 30. exd5 { [%eval -4.12] [%clk 0:00:08] } 30... Rxd4 { [%eval -3.95] [%clk 0:00:51] } 31. dxe6 { [%eval -4.35] [%clk 0:00:04] } 31... fxe6?? { [%eval -1.04] } { Blunder. Rd1 was best. } { [%clk 0:00:50] } 32. Rxe1 { [%eval -0.84] [%clk 0:00:04] } 32... Kf7 { [%eval -0.93] [%clk 0:00:49] } 33. Kf2?? { [%eval -2.92] } { Blunder. Rc1 was best. } { [%clk 0:00:04] } 33... Rd2+ { [%eval -2.9] [%clk 0:00:49] } 34. Kf3?! { [%eval -4.01] } { Inaccuracy. Kf1 was best. } { [%clk 0:00:04] } 34... Rd3+ { [%eval -4.0] [%clk 0:00:50] } 35. Kf4 { [%eval -3.99] [%clk 0:00:04] } 35... Rxa3 { [%eval -4.05] [%clk 0:00:50] } 36. Rc1 { [%eval -4.47] [%clk 0:00:05] } 36... Rb3 { [%eval -4.32] [%clk 0:00:48] } 37. Rc7+ { [%eval -5.12] [%clk 0:00:06] } 37... Kf6 { [%eval -5.13] [%clk 0:00:49] } 38. Ra7 { [%eval -5.2] [%clk 0:00:07] } 38... Rxb4+ { [%eval -5.27] [%clk 0:00:50] } 39. Kf3 { [%eval -5.37] [%clk 0:00:08] } 39... a5 { [%eval -5.15] [%clk 0:00:50] } 40. g3 { [%eval -5.51] [%clk 0:00:09] } 40... h5 { [%eval -5.38] [%clk 0:00:49] } 41. h4 { [%eval -6.2] [%clk 0:00:09] } 41... a4 { [%eval -6.11] [%clk 0:00:47] } 42. Ra8 { [%eval -6.26] [%clk 0:00:09] } 42... Rb3+ { [%eval -5.91] [%clk 0:00:47] } 43. Kf4 { [%eval -6.2] [%clk 0:00:10] } 43... e5+ { [%eval -6.1] [%clk 0:00:42] } 44. Ke4 { [%eval -5.99] [%clk 0:00:10] } 44... Rxg3 { [%eval -6.02] [%clk 0:00:42] } 45. Rf8+ { [%eval -5.97] [%clk 0:00:07] } 45... Kg6 { [%eval -6.08] [%clk 0:00:39] } 46. Kxe5 { [%eval -6.34] [%clk 0:00:06] } 46... Rg4 { [%eval -6.25] [%clk 0:00:39] } 47. Rb8 { [%eval -6.28] [%clk 0:00:05] } 47... Rxh4 { [%eval -6.12] [%clk 0:00:36] } 48. Rxb6+ { [%eval -6.44] [%clk 0:00:07] } 48... Kh7 { [%eval -6.92] [%clk 0:00:34] } 49. Kf5 { [%eval -6.88] [%clk 0:00:07] } 49... Rg4 { [%eval -6.48] [%clk 0:00:33] } 50. Ra6 { [%eval -6.84] [%clk 0:00:07] } 50... g6+ { [%eval -6.77] [%clk 0:00:32] } 51. Kf6 { [%eval -6.83] [%clk 0:00:06] } 51... Kh6 { [%eval -6.73] [%clk 0:00:26] } 52. Ra8 { [%eval -6.69] [%clk 0:00:07] } 52... Rf4+ { [%eval -6.8] [%clk 0:00:26] } 53. Ke5 { [%eval -6.79] [%clk 0:00:09] } 53... Rf5+ { [%eval -7.05] [%clk 0:00:23] } 54. Ke6 { [%eval -7.18] [%clk 0:00:09] } 54... h4 { [%eval -7.11] [%clk 0:00:22] } 55. Rxa4 { [%eval -7.02] [%clk 0:00:09] } 55... Kg5 { [%eval -6.9] [%clk 0:00:19] } 56. Ra1 { [%eval -7.23] [%clk 0:00:06] } 56... Rf3 { [%eval -7.03] [%clk 0:00:18] } 57. Ke5 { [%eval -7.06] [%clk 0:00:07] } 57... h3 { [%eval -6.82] [%clk 0:00:17] } 58. Ke4 { [%eval -6.67] [%clk 0:00:08] } 58... Rf8 { [%eval -6.96] [%clk 0:00:16] } 59. Rg1+ { [%eval -5.02] [%clk 0:00:07] } 59... Kh5 { [%eval -5.23] [%clk 0:00:14] } 60. Rh1?! { [%eval -7.29] } { Inaccuracy. Rg3 was best. } { [%clk 0:00:04] } 60... Kh4 { [%eval -6.92] [%clk 0:00:14] } 61. Rg1 { [%clk 0:00:00] } 0-1