Event: Grenke Chess Open 2024
Site: Karlsruhe, Germany
Date: 2024-03-30
White: Koellner, Ruben Gideon
WhiteTitle: IM
WhiteElo: 2453
Black: Hecht, Carsten
BlackTitle: FM
BlackElo: 2295
Result: 1-0
ECO: D02
Opening: Queen's Pawn Game: London System
Variant: Standard
TimeControl: 90min 40 moves + 15 min Rest + 30 sec per move

1. d4 { [%eval 0.17] [%clk 1:28:20] } 1... Nf6 { [%eval 0.16] [%clk 1:30:55] } 2. Nf3 { [%eval 0.12] [%clk 1:28:11] } 2... d5 { [%eval 0.24] [%clk 1:31:19] } 3. Bf4 { [%eval 0.11] [%clk 1:28:34] } 3... c5 { [%eval 0.0] [%clk 1:31:40] } 4. e3 { [%eval 0.0] [%clk 1:28:56] } 4... Nc6 { [%eval 0.0] [%clk 1:32:04] } 5. Nbd2 { [%eval 0.0] [%clk 1:29:21] } 5... Qb6 { [%eval 0.0] [%clk 1:31:28] } 6. dxc5 { [%eval 0.0] [%clk 1:29:44] } 6... Qxb2 { [%eval 0.0] [%clk 1:31:52] } 7. Rb1 { [%eval 0.0] [%clk 1:30:09] } 7... Qc3 { [%eval 0.0] [%clk 1:32:16] } 8. Bb5 { [%eval 0.23] [%clk 1:30:31] } 8... g6 { [%eval 0.28] [%clk 1:30:55] } 9. e4 { [%eval 0.13] [%clk 1:25:28] } 9... dxe4 { [%eval 0.3] [%clk 1:23:07] } 10. Be5 { [%eval 0.67] [%clk 1:25:41] } 10... Qxc5?! { [%eval 1.31] } { Inaccuracy. Qa5 was best. } { [%clk 1:04:41] } 11. Bxf6 { [%eval 1.27] [%clk 1:25:25] } 11... exf6 { [%eval 1.32] [%clk 1:04:56] } 12. Nxe4 { [%eval 1.25] [%clk 1:25:43] } 12... Qe7 { [%eval 1.61] [%clk 1:03:59] } 13. O-O { [%eval 1.09] [%clk 1:25:34] } 13... Bd7 { [%eval 1.57] [%clk 0:56:48] } 14. Bxc6 { [%eval 1.64] [%clk 1:14:46] } 14... Bxc6 { [%eval 1.72] [%clk 0:54:28] } 15. Re1 { [%eval 1.37] [%clk 1:14:58] } 15... Bxe4 { [%eval 1.32] [%clk 0:53:37] } 16. Qd4 { [%eval 0.91] [%clk 1:15:19] } 16... f5? { [%eval 2.5] } { Mistake. Rd8 was best. } { [%clk 0:47:13] } 17. Qxh8 { [%eval 2.36] [%clk 1:15:18] } 17... O-O-O { [%eval 2.42] [%clk 0:45:50] } 18. Qc3+?! { [%eval 1.24] } { Inaccuracy. Rbd1 was best. } { [%clk 1:10:31] } 18... Qc7 { [%eval 1.14] [%clk 0:39:30] } 19. Qxc7+ { [%eval 0.93] [%clk 1:09:50] } 19... Kxc7 { [%eval 0.87] [%clk 0:39:54] } 20. Ng5 { [%eval 0.85] [%clk 1:09:16] } 20... Bd5 { [%eval 1.05] [%clk 0:38:30] } 21. c4 { [%eval 1.09] [%clk 1:09:33] } 21... h6 { [%eval 1.12] [%clk 0:32:36] } 22. cxd5 { [%eval 1.09] [%clk 1:07:25] } 22... hxg5 { [%eval 1.07] [%clk 0:33:01] } 23. Rec1+ { [%eval 0.87] [%clk 1:07:47] } 23... Kb8 { [%eval 0.79] [%clk 0:33:25] } 24. Rd1 { [%eval 0.59] [%clk 1:08:11] } 24... Bc5 { [%eval 0.97] [%clk 0:32:25] } 25. Rb3 { [%eval 0.59] [%clk 1:07:46] } 25... Kc7 { [%eval 0.68] [%clk 0:31:41] } 26. Kf1 { [%eval 0.69] [%clk 1:06:27] } 26... b6 { [%eval 0.49] [%clk 0:28:15] } 27. h3 { [%eval 0.7] [%clk 1:05:40] } 27... Rh8 { [%eval 0.94] [%clk 0:22:18] } 28. d6+ { [%eval 0.83] [%clk 1:00:14] } 28... Kd7 { [%eval 1.14] [%clk 0:15:04] } 29. Rbd3 { [%eval 0.65] [%clk 1:00:32] } 29... Re8 { [%eval 0.54] [%clk 0:12:46] } 30. Re1 { [%eval 0.64] [%clk 1:00:26] } 30... Rxe1+ { [%eval 0.69] [%clk 0:12:51] } 31. Kxe1 { [%eval 0.65] [%clk 1:00:51] } 31... g4 { [%eval 0.64] [%clk 0:08:39] } 32. hxg4 { [%eval 0.62] [%clk 1:00:39] } 32... fxg4 { [%eval 0.6] [%clk 0:09:05] } 33. Ke2 { [%eval 0.07] [%clk 1:01:03] } 33... Bxd6 { [%eval 0.14] [%clk 0:08:38] } 34. Rd4 { [%eval 0.07] [%clk 1:00:52] } 34... f5 { [%eval 0.07] [%clk 0:08:41] } 35. Rd1 { [%eval 0.06] [%clk 0:59:39] } 35... Ke6 { [%eval 0.07] [%clk 0:08:27] } 36. Rh1 { [%eval 0.0] [%clk 0:59:30] } 36... Bc5 { [%eval 0.0] [%clk 0:07:30] } 37. Rh7 { [%eval 0.0] [%clk 0:59:44] } 37... a5 { [%eval 0.0] [%clk 0:07:43] } 38. Rg7 { [%eval 0.0] [%clk 0:57:58] } 38... Kf6 { [%eval 0.05] [%clk 0:08:07] } 39. Ra7 { [%eval 0.0] [%clk 0:58:23] } 39... Ke6 { [%eval 0.13] [%clk 0:08:15] } 40. Ra8 { [%eval 0.0] [%clk 0:58:40] } 40... Kf6 { [%eval 0.07] [%clk 0:07:59] } 41. a4 { [%eval 0.0] [%clk 0:59:04] } 41... Ke6 { [%eval 0.0] [%clk 0:08:11] } 42. Rd8 { [%eval 0.07] [%clk 0:58:59] } 42... Ke5 { [%eval 0.07] [%clk 0:06:09] } 43. Rg8 { [%eval 0.01] [%clk 0:58:52] } 43... Kf6 { [%eval 0.01] [%clk 0:06:35] } 44. Re8 { [%eval 0.04] [%clk 0:59:11] } 44... Kf7 { [%eval 0.04] [%clk 0:06:59] } 45. Rd8 { [%eval 0.05] [%clk 0:59:38] } 45... Ke6 { [%eval 0.0] [%clk 0:06:27] } 46. Rd2 { [%eval 0.0] [%clk 0:59:29] } 46... Ke5 { [%eval 0.0] [%clk 0:06:33] } 47. Kd3 { [%eval 0.0] [%clk 0:59:50] } 47... Kf4 { [%eval 0.07] [%clk 0:15:19] } 48. Rc2 { [%eval 0.15] [%clk 1:14:49] } 48... Ke5 { [%eval 0.18] [%clk 0:15:08] } 49. Kc4 { [%eval 0.23] [%clk 1:14:19] } 49... Ke4?! { [%eval 0.94] } { Inaccuracy. Ke6 was best. } { [%clk 0:10:53] } 50. Re2+ { [%eval 1.03] [%clk 1:11:12] } 50... Kf4 { [%eval 1.01] [%clk 0:11:22] } 51. Kd5 { [%eval 1.12] [%clk 1:10:52] } 51... g3 { [%eval 1.06] [%clk 0:04:04] } 52. f3 { [%eval 0.96] [%clk 1:11:17] } 52... Be3 { [%eval 1.06] [%clk 0:04:23] } 53. Rc2 { [%eval 1.34] [%clk 1:08:50] } 53... Bc5 { [%eval 1.35] [%clk 0:04:40] } 54. Rc3 { [%eval 1.33] [%clk 1:08:27] } 54... g5 { [%eval 1.33] [%clk 0:04:03] } 55. Ke6 { [%eval 1.19] [%clk 1:03:28] } 55... g4 { [%eval 1.25] [%clk 0:04:25] } 56. fxg4 { [%eval 1.09] [%clk 0:39:56] } 56... Kxg4? { [%eval 2.68] } { Mistake. fxg4 was best. } { [%clk 0:04:10] } 57. Ke5 { [%eval 2.49] [%clk 0:40:21] } 57... f4 { [%eval 1.86] [%clk 0:04:06] } 58. Ke4? { [%eval 0.39] } { Mistake. Rd3 was best. } { [%clk 0:40:47] } 58... Be3 { [%eval 0.44] [%clk 0:03:46] } 59. Rc8 { [%eval 0.53] [%clk 0:41:04] } 59... Kg5 { [%eval 0.64] [%clk 0:03:58] } 60. Rf8?! { [%eval 0.05] } { Inaccuracy. Rc6 was best. } { [%clk 0:41:25] } 60... Kg6 { [%eval 0.0] [%clk 0:03:22] } 61. Rf5 { [%eval 0.07] [%clk 0:38:13] } 61... Kg7 { [%eval 0.03] [%clk 0:02:33] } 62. Ke5 { [%eval 0.03] [%clk 0:38:35] } 62... Kg6?! { [%eval 0.9] } { Inaccuracy. Bd2 was best. } { [%clk 0:01:50] } 63. Rf6+ { [%eval 0.33] [%clk 0:37:45] } 63... Kg7 { [%eval 0.34] [%clk 0:01:33] } 64. Kf5 { [%eval 0.34] [%clk 0:36:07] } 64... Bd4 { [%eval 0.66] [%clk 0:01:27] } 65. Re6?! { [%eval 0.02] } { Inaccuracy. Rc6 was best. } { [%clk 0:33:03] } 65... Be3 { [%eval 0.32] [%clk 0:01:55] } 66. Re7+ { [%eval 0.32] [%clk 0:32:14] } 66... Kf8 { [%eval 0.33] [%clk 0:02:15] } 67. Ke6 { [%eval 0.32] [%clk 0:31:46] } 67... Kg8 { [%eval 0.47] [%clk 0:01:56] } 68. Rf7 { [%eval 0.34] [%clk 0:31:43] } 68... Bd2?? { [%eval 4.59] } { Blunder. Bc1 was best. } { [%clk 0:01:13] } 69. Kf6 { [%eval 4.28] [%clk 0:28:07] } 69... Bc3+ { [%eval 4.7] [%clk 0:00:49] } 70. Kg6 { [%eval 4.48] [%clk 0:28:22] } 70... Be5 { [%eval 5.38] [%clk 0:01:00] } 71. Rf5 { [%eval 5.32] [%clk 0:26:37] } 71... Bd6 { [%eval 5.09] [%clk 0:00:51] } 72. Rf6 { [%eval 4.76] [%clk 0:25:03] } 72... Be5 { [%eval 5.46] [%clk 0:00:43] } 73. Re6 { [%eval 5.53] [%clk 0:24:45] } 73... Bg7 { [%eval 5.46] [%clk 0:01:02] } 74. Rxb6 { [%eval 5.36] [%clk 0:24:47] } 74... f3 { [%eval 5.62] [%clk 0:01:05] } 75. gxf3 { [%eval 5.35] [%clk 0:25:06] } 75... g2 { [%clk 0:00:40] } 76. Rb1 { [%clk 0:25:31] } 1-0