Event: Round 9: Koellner, Aaron Noah - Stanciu, Alexandru-Ovidiu
Date: 2024-08-04
White: Koellner, Aaron Noah
WhiteTitle: CM
Black: Stanciu, Alexandru-Ovidiu
BlackTitle: FM
BlackElo: 2327
Result: 1/2-1/2
ECO: D04
Opening: Queen's Pawn Game: Colle System
Variant: Standard

1. d4 { [%eval 0.16] [%clk 0:15:09] } 1... Nf6 { [%eval 0.17] [%clk 0:15:07] } 2. Nf3 { [%eval 0.1] [%clk 0:15:13] } 2... d5 { [%eval 0.14] [%clk 0:15:06] } 3. e3 { [%eval 0.0] [%clk 0:15:16] } 3... g6 { [%eval 0.35] [%clk 0:14:42] } 4. Nbd2 { [%eval 0.0] [%clk 0:15:11] } 4... Bg7 { [%eval 0.0] [%clk 0:14:44] } 5. b4 { [%eval 0.0] [%clk 0:15:13] } 5... O-O { [%eval 0.11] [%clk 0:14:44] } 6. c4 { [%eval 0.03] [%clk 0:15:16] } 6... a5 { [%eval 0.19] [%clk 0:14:40] } 7. b5 { [%eval 0.16] [%clk 0:15:20] } 7... c5 { [%eval 0.38] [%clk 0:14:27] } 8. bxc6 { [%eval 0.0] [%clk 0:15:21] } 8... Nxc6 { [%eval -0.17] [%clk 0:14:27] } 9. Ba3 { [%eval -0.06] [%clk 0:13:46] } 9... Re8 { [%eval -0.07] [%clk 0:13:32] } 10. Rc1 { [%eval -0.19] [%clk 0:13:11] } 10... e5 { [%eval -0.16] [%clk 0:11:45] } 11. Nxe5 { [%eval -0.17] [%clk 0:12:09] } 11... Nxe5 { [%eval -0.18] [%clk 0:11:41] } 12. dxe5 { [%eval -0.17] [%clk 0:12:13] } 12... Rxe5 { [%eval -0.25] [%clk 0:11:25] } 13. Nf3 { [%eval -0.59] [%clk 0:11:16] } 13... Bg4?! { [%eval 0.05] } { Inaccuracy. Re8 was best. } { [%clk 0:09:19] } 14. Bb2 { [%eval -0.24] [%clk 0:09:39] } 14... Rf5 { [%eval -0.05] [%clk 0:08:00] } 15. Be2 { [%eval -0.06] [%clk 0:08:32] } 15... dxc4 { [%eval 0.02] [%clk 0:07:38] } 16. Qxd8+ { [%eval -0.16] [%clk 0:07:54] } 16... Rxd8 { [%eval -0.17] [%clk 0:07:40] } 17. Rxc4?! { [%eval -0.82] } { Inaccuracy. Nd4 was best. } { [%clk 0:07:56] } 17... Rb5 { [%eval -0.83] [%clk 0:06:13] } 18. Bc1?! { [%eval -1.43] } { Inaccuracy. Rc2 was best. } { [%clk 0:05:14] } 18... Be6? { [%eval -0.31] } { Mistake. Rb1 was best. } { [%clk 0:05:19] } 19. Rc2 { [%eval -0.35] [%clk 0:04:36] } 19... Rb1 { [%eval -0.17] [%clk 0:04:57] } 20. O-O { [%eval -0.11] [%clk 0:03:42] } 20... Ne4 { [%eval -0.08] [%clk 0:03:24] } 21. Nd4 { [%eval -0.04] [%clk 0:03:08] } 21... Bxd4 { [%eval -0.04] [%clk 0:01:40] } 22. exd4 { [%eval -0.05] [%clk 0:03:12] } 22... Rxd4 { [%eval -0.07] [%clk 0:01:41] } 23. Bf3?! { [%eval -0.81] } { Inaccuracy. Bb2 was best. } { [%clk 0:03:14] } 23... Nd6?! { [%eval -0.17] } { Inaccuracy. Bc4 was best. } { [%clk 0:01:08] } 24. Bb2 { [%eval -0.19] [%clk 0:02:37] } 24... Rxf1+ { [%eval -0.23] [%clk 0:01:09] } 25. Kxf1 { [%eval -0.26] [%clk 0:02:40] } 25... Rd3? { [%eval 1.03] } { Mistake. Ra4 was best. } { [%clk 0:00:25] } 26. Ke2 { [%eval 1.09] [%clk 0:02:38] } 26... Bc4 { [%eval 1.04] [%clk 0:00:20] } 27. Rxc4 { [%eval 0.95] [%clk 0:01:18] } 27... Nxc4?! { [%eval 1.98] } { Inaccuracy. Rxf3 was best. } { [%clk 0:00:24] } 28. Kxd3 { [%eval 1.86] [%clk 0:01:21] } 28... Nxb2+ { [%eval 1.92] [%clk 0:00:27] } 29. Kc2?! { [%eval 0.98] } { Inaccuracy. Kc3 was best. } { [%clk 0:01:24] } 29... Na4 { [%eval 0.97] [%clk 0:00:21] } 30. Bxb7 { [%eval 0.77] [%clk 0:01:26] } 30... Kf8 { [%eval 0.69] [%clk 0:00:24] } 31. Bf3 { [%eval 0.75] [%clk 0:01:17] } 31... Ke7 { [%eval 0.81] [%clk 0:00:24] } 32. Kb3 { [%eval 0.73] [%clk 0:01:16] } 32... Nb6 { [%eval 0.63] [%clk 0:00:28] } 33. Kc3 { [%clk 0:01:11] } 33... Kd6 { [%clk 0:00:31] } 34. Kd4 { [%clk 0:01:14] } 1/2-1/2