Event: Round 3: Boettcher, Frank, Dr. - Kolthoff, Siegmund
Date: 2025-07-09
White: Boettcher, Frank, Dr.
WhiteElo: 1849
Black: Kolthoff, Siegmund
BlackElo: 2063
Result: 1/2-1/2
ECO: A32
Opening: English Opening: Symmetrical Variation, Anti-Benoni Variation, Spielmann Defense
Variant: Standard

1. d4 { [%eval 0.17] [%clk 1:30:43] } 1... Nf6 { [%eval 0.19] [%clk 1:30:52] } 2. Nf3 { [%eval 0.11] [%clk 1:31:02] } 2... c5 { [%eval 0.39] [%clk 1:31:15] } 3. c4 { [%eval 0.08] [%clk 1:29:32] } 3... cxd4 { [%eval 0.18] [%clk 1:30:53] } 4. Nxd4 { [%eval 0.12] [%clk 1:29:45] } 4... e6 { [%eval 0.07] [%clk 1:31:20] } 5. Nc3 { [%eval 0.07] [%clk 1:28:10] } 5... b6?! { [%eval 0.79] } { Inaccuracy. d5 was best. } { [%clk 1:29:24] } 6. Bf4 { [%eval 0.4] [%clk 1:24:46] } 6... a6 { [%eval 0.34] [%clk 1:27:49] } 7. e4 { [%eval 0.32] [%clk 1:21:28] } 7... d6 { [%eval 0.48] [%clk 1:27:20] } 8. e5?! { [%eval -0.12] } { Inaccuracy. Be3 was best. } { [%clk 1:17:27] } 8... dxe5 { [%eval -0.06] [%clk 1:02:51] } 9. Qf3?? { [%eval -3.34] } { Blunder. Bxe5 was best. } { [%clk 1:00:30] } 9... Ra7?? { [%eval -0.44] } { Blunder. exd4 was best. } { [%clk 0:46:01] } 10. Bxe5 { [%eval -0.42] [%clk 0:54:31] } 10... Bb7 { [%eval -0.13] [%clk 0:42:47] } 11. Bxf6?! { [%eval -0.83] } { Inaccuracy. Qf4 was best. } { [%clk 0:42:36] } 11... gxf6 { [%eval -0.74] [%clk 0:37:48] } 12. Qg3 { [%eval -0.64] [%clk 0:35:52] } 12... Qd6 { [%eval -0.67] [%clk 0:34:39] } 13. O-O-O { [%eval -0.87] [%clk 0:28:00] } 13... Qxg3 { [%eval -0.91] [%clk 0:32:53] } 14. hxg3 { [%eval -0.81] [%clk 0:27:04] } 14... Nd7 { [%eval -0.3] [%clk 0:32:43] } 15. f3 { [%eval -0.71] [%clk 0:21:42] } 15... f5 { [%eval -0.68] [%clk 0:30:50] } 16. Bd3 { [%eval -0.86] [%clk 0:20:46] } 16... Bg7 { [%eval -0.72] [%clk 0:28:58] } 17. Bc2 { [%eval -0.75] [%clk 0:20:25] } 17... Ne5?! { [%eval -0.2] } { Inaccuracy. Bc8 was best. } { [%clk 0:26:57] } 18. b3 { [%eval -0.66] [%clk 0:15:11] } 18... Nc6 { [%eval -0.77] [%clk 0:22:33] } 19. Nxc6 { [%eval -0.69] [%clk 0:14:33] } 19... Bxc6 { [%eval -0.74] [%clk 0:21:16] } 20. Ne2 { [%eval -0.69] [%clk 0:14:54] } 20... Rd7 { [%eval -0.69] [%clk 0:19:15] } 21. Nf4 { [%eval -1.12] [%clk 0:14:13] } 21... Ke7 { [%eval -0.83] [%clk 0:18:03] } 22. g4?! { [%eval -1.65] } { Inaccuracy. Rde1 was best. } { [%clk 0:14:14] } 22... Bd4?? { [%eval 0.07] } { Blunder. Rxd1+ was best. } { [%clk 0:14:05] } 23. Nd5+ { [%eval 0.15] [%clk 0:10:22] } 1/2-1/2