Event: Round 3: Stern, Geoffrey - Koehler, Gerhard, Dr.
Date: 2025-07-09
White: Stern, Geoffrey
WhiteElo: 1974
Black: Koehler, Gerhard, Dr.
BlackElo: 2147
Result: 0-1
ECO: C01
Opening: French Defense: Exchange Variation
Variant: Standard

1. d4 { [%eval 0.17] [%clk 1:30:51] } 1... e6 { [%eval 0.37] [%clk 1:30:49] } 2. e4 { [%eval 0.29] [%clk 1:28:42] } 2... d5 { [%eval 0.29] [%clk 1:27:58] } 3. exd5 { [%eval 0.13] [%clk 1:27:09] } 3... exd5 { [%eval 0.14] [%clk 1:28:04] } 4. Bd3 { [%eval 0.04] [%clk 1:27:13] } 4... Nf6 { [%eval 0.17] [%clk 1:28:02] } 5. Ne2 { [%eval 0.0] [%clk 1:25:39] } 5... c5 { [%eval 0.04] [%clk 1:25:39] } 6. c3 { [%eval 0.0] [%clk 1:26:06] } 6... Nc6 { [%eval 0.0] [%clk 1:25:47] } 7. O-O { [%eval 0.0] [%clk 1:21:04] } 7... Bd6 { [%eval 0.0] [%clk 1:23:12] } 8. h3 { [%eval 0.01] [%clk 1:18:07] } 8... O-O { [%eval 0.04] [%clk 1:20:07] } 9. dxc5 { [%eval 0.0] [%clk 1:14:44] } 9... Bxc5 { [%eval 0.01] [%clk 1:20:02] } 10. Nd2 { [%eval -0.04] [%clk 1:10:08] } 10... Re8 { [%eval 0.0] [%clk 1:15:14] } 11. Nb3 { [%eval -0.2] [%clk 1:05:36] } 11... Bb6 { [%eval -0.15] [%clk 1:15:08] } 12. Bg5 { [%eval -0.25] [%clk 1:03:15] } 12... Qd6 { [%eval 0.03] [%clk 1:11:03] } 13. Qc2?! { [%eval -0.54] } { Inaccuracy. Bf4 was best. } { [%clk 0:55:19] } 13... Ne4 { [%eval -0.66] [%clk 0:59:32] } 14. Bf4 { [%eval -0.68] [%clk 0:46:19] } 14... Qf6 { [%eval -0.36] [%clk 0:57:47] } 15. Be3 { [%eval -0.3] [%clk 0:38:48] } 15... Bc7 { [%eval -0.32] [%clk 0:51:46] } 16. Bd4? { [%eval -1.76] } { Mistake. Rfe1 was best. } { [%clk 0:29:07] } 16... Qd6 { [%eval -1.32] [%clk 0:48:53] } 17. f4 { [%eval -1.32] [%clk 0:27:30] } 17... Qg6 { [%eval -0.8] [%clk 0:47:29] } 18. Bxe4? { [%eval -2.04] } { Mistake. Rf3 was best. } { [%clk 0:22:10] } 18... dxe4 { [%eval -2.15] [%clk 0:41:38] } 19. Kh1 { [%eval -2.06] [%clk 0:22:16] } 19... Nxd4 { [%eval -1.49] [%clk 0:36:12] } 20. Nbxd4 { [%eval -1.45] [%clk 0:21:40] } 20... a6 { [%eval -1.24] [%clk 0:30:48] } 21. Rad1 { [%eval -1.69] [%clk 0:21:38] } 21... b6 { [%eval -1.58] [%clk 0:30:14] } 22. Qd2 { [%eval -1.68] [%clk 0:20:01] } 22... Bb7 { [%eval -1.62] [%clk 0:28:29] } 23. Qe3 { [%eval -1.54] [%clk 0:19:27] } 23... Rad8 { [%eval -1.7] [%clk 0:25:30] } 24. Rd2 { [%eval -1.7] [%clk 0:12:40] } 24... h5 { [%eval -1.36] [%clk 0:18:33] } 25. Rdd1 { [%eval -1.79] [%clk 0:08:01] } 25... Bd5 { [%eval -1.5] [%clk 0:11:53] } 26. b3 { [%eval -1.95] [%clk 0:06:31] } 26... Bb7 { [%eval -1.71] [%clk 0:12:04] } 27. Rd2 { [%eval -2.14] [%clk 0:06:32] } 27... Qd6 { [%eval -1.56] [%clk 0:10:42] } 28. Ng3?! { [%eval -2.18] } { Inaccuracy. Rfd1 was best. } { [%clk 0:05:19] } 28... g6 { [%eval -1.57] [%clk 0:10:40] } 29. Nge2 { [%eval -1.85] [%clk 0:05:28] } 29... h4 { [%eval -1.51] [%clk 0:09:24] } 30. Rfd1 { [%eval -1.88] [%clk 0:04:48] } 30... Qf6 { [%eval -1.48] [%clk 0:09:12] } 31. Rf1?! { [%eval -2.11] } { Inaccuracy. a4 was best. } { [%clk 0:04:29] } 31... Kg7 { [%eval -1.6] [%clk 0:08:00] } 32. Kg1 { [%eval -2.18] [%clk 0:04:42] } 32... b5 { [%eval -2.27] [%clk 0:07:51] } 33. Rfd1 { [%eval -2.2] [%clk 0:03:31] } 33... Bb6 { [%eval -2.32] [%clk 0:07:39] } 34. Rf1 { [%eval -2.24] [%clk 0:03:27] } 34... Re7 { [%eval -2.13] [%clk 0:06:54] } 35. a3 { [%eval -2.17] [%clk 0:02:43] } 35... Red7 { [%eval -1.94] [%clk 0:06:43] } 36. Rfd1 { [%eval -2.46] [%clk 0:02:19] } 36... Qe7 { [%eval -1.96] [%clk 0:05:10] } 37. Ra1 { [%eval -2.21] [%clk 0:01:50] } 37... Kg8 { [%eval -2.2] [%clk 0:04:21] } 38. Kh1 { [%eval -2.3] [%clk 0:02:10] } 38... Bd5 { [%eval -2.23] [%clk 0:03:20] } 39. Rb2 { [%eval -2.44] [%clk 0:02:08] } 39... Bc5 { [%eval -2.1] [%clk 0:03:19] } 40. b4 { [%eval -2.25] [%clk 0:01:09] } 40... Ba7 { [%eval -1.91] [%clk 0:03:07] } 41. Rd2 { [%eval -2.15] [%clk 0:26:47] } 41... Bc4 { [%eval -2.27] [%clk 0:29:40] } 42. Rad1 { [%eval -2.48] [%clk 0:22:12] } 42... f5 { [%eval -2.53] [%clk 0:25:58] } 43. Nc6 { [%eval -2.89] [%clk 0:16:56] } 43... Bxe3 { [%eval -2.74] [%clk 0:24:48] } 44. Nxe7+ { [%eval -3.1] [%clk 0:16:22] } 44... Rxe7 { [%eval -2.79] [%clk 0:23:28] } 45. Rxd8+ { [%eval -2.66] [%clk 0:16:04] } 45... Kf7 { [%eval -2.86] [%clk 0:23:30] } 46. Nd4 { [%eval -3.0] [%clk 0:13:44] } 46... Bxf4 { [%eval -2.33] [%clk 0:23:28] } 47. Nc6 { [%eval -2.24] [%clk 0:12:37] } 47... e3?? { [%eval 2.78] } { Blunder. Rc7 was best. } { [%clk 0:21:01] } 48. Nxe7 { [%eval 2.71] [%clk 0:10:05] } 48... Kxe7 { [%eval 2.77] [%clk 0:20:59] } 49. Ra8?? { [%eval -2.73] } { Blunder. R1d7+ was best. } { [%clk 0:09:28] } 49... e2 { [%eval -2.72] [%clk 0:18:50] } 50. Re1 { [%eval -3.37] [%clk 0:09:27] } 50... Bd2 { [%eval -3.13] [%clk 0:18:29] } 51. Rxe2+ { [%eval -2.94] [%clk 0:09:27] } 51... Bxe2 { [%eval -2.82] [%clk 0:18:58] } 52. Rxa6 { [%eval -2.57] [%clk 0:09:41] } 52... Bxc3 { [%eval -2.99] [%clk 0:19:15] } 53. Rxg6 { [%eval -3.28] [%clk 0:08:40] } 53... Bb2 { [%eval -2.97] [%clk 0:18:57] } 54. Ra6 { [%eval -3.08] [%clk 0:08:42] } 54... Bd1 { [%eval -3.0] [%clk 0:19:07] } 55. Rh6 { [%eval -3.17] [%clk 0:07:31] } 55... Bxa3 { [%eval -3.15] [%clk 0:17:59] } 56. Rxh4 { [%eval -3.19] [%clk 0:06:42] } 56... Be2 { [%eval -3.03] [%clk 0:18:14] } 57. Rf4 { [%eval -2.94] [%clk 0:05:09] } 57... Ke6 { [%eval -2.9] [%clk 0:18:23] } 58. g4 { [%eval -2.52] [%clk 0:05:08] } 58... Bc4 { [%eval -2.68] [%clk 0:18:28] } 59. Rxf5 { [%eval -3.4] [%clk 0:04:06] } 59... Bxb4 { [%eval -3.53] [%clk 0:18:51] } 60. h4 { [%eval -3.8] [%clk 0:04:01] } 60... Bc3 { [%eval -3.68] [%clk 0:18:54] } 61. h5 { [%eval -3.65] [%clk 0:03:21] } 61... b4 { [%eval -5.73] [%clk 0:18:58] } 62. Rc5 { [%eval -6.36] [%clk 0:02:21] } 62... Bd5+ { [%eval -4.19] [%clk 0:16:12] } 63. Kh2 { [%eval -3.54] [%clk 0:02:40] } 63... Bd2 { [%eval -3.33] [%clk 0:14:22] } 64. Rb5 { [%eval -3.62] [%clk 0:02:19] } 64... b3 { [%eval -3.98] [%clk 0:11:35] } 65. h6 { [%eval -4.95] [%clk 0:01:37] } 65... Bc3 { [%eval -4.64] [%clk 0:08:31] } 66. g5 { [%eval -4.48] [%clk 0:01:31] } 66... b2 { [%eval -4.91] [%clk 0:08:33] } 67. g6 { [%eval -4.97] [%clk 0:01:16] } 67... Kf6 { [%eval -4.71] [%clk 0:08:09] } 68. Rb6+ { [%eval -4.16] [%clk 0:00:43] } 68... Kg5 { [%eval -3.81] [%clk 0:08:04] } 69. g7 { [%eval -5.31] [%clk 0:00:45] } 69... Bg8 { [%eval -5.09] [%clk 0:06:03] } 70. Kh3?! { [%eval -6.55] } { Inaccuracy. Kg3 was best. } { [%clk 0:00:38] } 70... Bd4 { [%eval -6.35] [%clk 0:06:14] } 71. Rb5+ { [%eval -6.05] [%clk 0:00:35] } 71... Kxh6 { [%eval -6.7] [%clk 0:06:33] } 72. Kg3?? { [%eval #-21] } { Checkmate is now unavoidable. Kg4 was best. } { [%clk 0:00:33] } 72... Kxg7 { [%eval #-20] [%clk 0:06:39] } 73. Kf4 { [%eval #-20] [%clk 0:00:32] } 73... Bh7 { [%eval #-19] [%clk 0:06:50] } 0-1