Event: 2023 US Open Championships
Date: 2023-08-02
White: Robert E O'donnell
Black: Brian Bannon
Result: 1-0
ECO: E21
Opening: Nimzo-Indian Defense: Three Knights Variation
Variant: Standard
TimeControl: 40/100, SD/30, inc/30

1. d4 { [%eval 0.0] [%clk 1:40:52] } 1... Nf6 { [%eval 0.28] [%clk 1:40:49] } 2. c4 { [%eval 0.16] [%clk 1:41:16] } 2... e6 { [%eval 0.23] [%clk 1:41:09] } 3. Nf3 { [%eval 0.0] [%clk 1:41:39] } 3... Bb4+ { [%eval 0.43] [%clk 1:40:13] } 4. Nc3 { [%eval 0.0] [%clk 1:41:50] } 4... O-O { [%eval 0.21] [%clk 1:38:25] } 5. Qc2 { [%eval 0.0] [%clk 1:39:25] } 5... d5 { [%eval 0.12] [%clk 1:36:57] } 6. Bg5 { [%eval 0.0] [%clk 1:37:13] } 6... Nbd7 { [%eval 0.5] [%clk 1:32:22] } 7. e3 { [%eval 0.22] [%clk 1:37:26] } 7... h6 { [%eval 0.39] [%clk 1:26:46] } 8. Bh4 { [%eval 0.21] [%clk 1:37:43] } 8... c5 { [%eval 0.32] [%clk 1:24:23] } 9. cxd5 { [%eval 0.46] [%clk 1:32:30] } 9... exd5 { [%eval 0.36] [%clk 1:23:47] } 10. Be2 { [%eval 0.32] [%clk 1:32:41] } 10... Qa5 { [%eval 0.46] [%clk 1:20:22] } 11. O-O { [%eval 0.39] [%clk 1:32:42] } 11... Bxc3 { [%eval 0.41] [%clk 1:16:54] } 12. bxc3 { [%eval 0.4] [%clk 1:32:53] } 12... Ne4?! { [%eval 0.99] } { Inaccuracy. b6 was best. } { [%clk 1:04:14] } 13. c4 { [%eval 1.12] [%clk 1:31:20] } 13... Ndf6 { [%eval 0.94] [%clk 1:01:38] } 14. Bxf6 { [%eval 1.0] [%clk 1:12:05] } 14... Nxf6 { [%eval 0.96] [%clk 0:55:15] } 15. cxd5 { [%eval 0.99] [%clk 1:12:18] } 15... Nxd5?! { [%eval 1.62] } { Inaccuracy. cxd4 was best. } { [%clk 0:53:52] } 16. Qxc5 { [%eval 1.51] [%clk 1:09:51] } 16... Qxc5 { [%eval 1.47] [%clk 0:52:48] } 17. dxc5 { [%eval 1.5] [%clk 1:10:12] } 17... Nc3 { [%eval 1.52] [%clk 0:48:41] } 18. Bc4 { [%eval 1.46] [%clk 0:54:09] } 18... Be6 { [%eval 1.47] [%clk 0:41:14] } 19. Rfc1 { [%eval 1.51] [%clk 0:46:30] } 19... Ne4?! { [%eval 2.39] } { Inaccuracy. Bxc4 was best. } { [%clk 0:35:02] } 20. Bxe6 { [%eval 2.25] [%clk 0:45:51] } 20... fxe6 { [%eval 2.42] [%clk 0:35:30] } 21. Rc4 { [%eval 2.36] [%clk 0:44:49] } 21... Nf6 { [%eval 2.25] [%clk 0:35:03] } 22. Kf1 { [%eval 1.99] [%clk 0:40:45] } 22... Rfd8 { [%eval 2.21] [%clk 0:33:43] } 23. Ke2 { [%eval 2.17] [%clk 0:40:46] } 23... Rac8 { [%eval 2.1] [%clk 0:31:23] } 24. Rac1 { [%eval 2.01] [%clk 0:39:29] } 24... Nd5 { [%eval 2.53] [%clk 0:24:28] } 25. g3 { [%eval 2.04] [%clk 0:37:06] } 25... Ne7 { [%eval 2.52] [%clk 0:21:28] } 26. Nd4 { [%eval 2.5] [%clk 0:27:36] } 26... e5 { [%eval 2.67] [%clk 0:21:28] } 27. Nb5 { [%eval 2.54] [%clk 0:25:23] } 27... Rc6 { [%eval 2.7] [%clk 0:14:21] } 28. R1c2? { [%eval 1.13] } { Mistake. Nxa7 was best. } { [%clk 0:24:16] } 28... a5? { [%eval 2.44] } { Mistake. a6 was best. } { [%clk 0:11:38] } 29. Nd6 { [%eval 2.6] [%clk 0:22:36] } 29... b6 { [%eval 2.67] [%clk 0:08:09] } 30. Ne4 { [%eval 2.45] [%clk 0:21:58] } 30... b5 { [%eval 2.58] [%clk 0:07:29] } 31. R4c3 { [%eval 2.49] [%clk 0:22:13] } 31... b4 { [%eval 2.91] [%clk 0:07:01] } 32. Rd3 { [%eval 2.67] [%clk 0:22:12] } 32... Nd5? { [%eval 4.56] } { Mistake. Rb8 was best. } { [%clk 0:06:15] } 33. Rcd2 { [%eval 4.64] [%clk 0:20:22] } 33... Nc3+ { [%eval 4.61] [%clk 0:05:39] } 34. Nxc3 { [%eval 4.53] [%clk 0:20:43] } 34... Rxd3 { [%eval 4.63] [%clk 0:05:58] } 35. Rxd3 { [%eval 4.63] [%clk 0:20:40] } 35... bxc3 { [%eval 4.63] [%clk 0:06:10] } 36. Rxc3 { [%eval 4.57] [%clk 0:21:01] } 36... Kf7 { [%eval 4.85] [%clk 0:06:29] } 37. Kd3 { [%eval 4.74] [%clk 0:21:07] } 37... Ke6 { [%eval 4.78] [%clk 0:05:30] } 38. Ke4 { [%eval 4.91] [%clk 0:21:03] } 38... g5 { [%eval 4.96] [%clk 0:05:55] } 39. g4 { [%eval 4.95] [%clk 0:21:02] } 39... Rc8 { [%eval 5.37] [%clk 0:05:57] } 40. c6 { [%eval 5.33] [%clk 0:21:11] } 40... a4 { [%eval 5.78] [%clk 0:04:54] } 41. c7 { [%eval 5.75] [%clk 0:21:15] } 41... Kd6 { [%eval 6.35] [%clk 0:04:03] } 42. h3 { [%eval 6.17] [%clk 0:20:14] } 42... Ke6 { [%eval 6.21] [%clk 0:04:27] } 43. Rc6+ { [%eval 6.21] [%clk 0:17:11] } 1-0