
[Event "123nd US Open 2023"]
[Site "Grand Rapids, MI USA"]
[Date "2023.07.29"]
[Round "1.20"]
[White "O'Donnell, R"]
[Black "Bannon, Brian"]
[Result "1-0"]
[WhiteElo "1867"]
[ECO "E21"]
[PlyCount "85"]
1.d4 Nf6 2.c4 e6 3.Nf3 Bb4+ 4.Nc3 O-O 5.Qc2 d5 6.Bg5 Nbd7 7.e3 h6 8.Bh4 c5 9.cxd5 exd5 10.Be2 Qa5 11.O-O Bxc3 12.bxc3 Ne4 13.c4 Ndf6 14.Bxf6 Nxf6 15.cxd5 Nxd5 16.Qxc5 Qxc5 17.dxc5 Nc3 18.Bc4 Be6 19.Rfc1 Ne4 20.Bxe6 fxe6 21.Rc4 Nf6 22.Kf1 Rfd8 23.Ke2 Rac8 24.Rac1 Nd5 25.g3 Ne7 26.Nd4 e5 27.Nb5 Rc6 28.R1c2 a5 29.Nd6 b6 30.Ne4 b5 31.R4c3 b4 32.Rd3 Nd5 33.Rcd2 Nc3+ 34.Nxc3 Rxd3 35.Rxd3 bxc3 36.Rxc3 Kf7 37.Kd3 Ke6 38.Ke4 g5 39.g4 Rc8 40.c6 a4 41.c7 Kd6 42.h3 Ke6 43.Rc6+ 1-0
[Site "Grand Rapids, MI USA"]
[Date "2023.07.29"]
[Round "1.20"]
[White "O'Donnell, R"]
[Black "Bannon, Brian"]
[Result "1-0"]
[WhiteElo "1867"]
[ECO "E21"]
[PlyCount "85"]
1.d4 Nf6 2.c4 e6 3.Nf3 Bb4+ 4.Nc3 O-O 5.Qc2 d5 6.Bg5 Nbd7 7.e3 h6 8.Bh4 c5 9.cxd5 exd5 10.Be2 Qa5 11.O-O Bxc3 12.bxc3 Ne4 13.c4 Ndf6 14.Bxf6 Nxf6 15.cxd5 Nxd5 16.Qxc5 Qxc5 17.dxc5 Nc3 18.Bc4 Be6 19.Rfc1 Ne4 20.Bxe6 fxe6 21.Rc4 Nf6 22.Kf1 Rfd8 23.Ke2 Rac8 24.Rac1 Nd5 25.g3 Ne7 26.Nd4 e5 27.Nb5 Rc6 28.R1c2 a5 29.Nd6 b6 30.Ne4 b5 31.R4c3 b4 32.Rd3 Nd5 33.Rcd2 Nc3+ 34.Nxc3 Rxd3 35.Rxd3 bxc3 36.Rxc3 Kf7 37.Kd3 Ke6 38.Ke4 g5 39.g4 Rc8 40.c6 a4 41.c7 Kd6 42.h3 Ke6 43.Rc6+ 1-0
[Event "123nd US Open 2023"]
[Site "Grand Rapids, MI USA"]
[Date "2023.07.29"]
[Round "1.20"]
[White "O'Donnell, R"]
[Black "Bannon, Brian"]
[Result "1-0"]
[WhiteElo "1867"]
[ECO "E21"]
[Opening "Nimzo-Indian"]
[Variation "three knights variation"]
[EventDate "2023.07.29"]
[WhiteFideId "2009552"]
1. d4 Nf6 2. c4 e6 3. Nf3 Bb4+ 4. Nc3 O-O 5. Qc2 d5 6. Bg5 Nbd7 7. e3 h6 8.
Bh4 c5 9. cxd5 exd5 10. Be2 Qa5 11. O-O Bxc3 12. bxc3 Ne4 13. c4 Ndf6 14.
Bxf6 Nxf6 15. cxd5 Nxd5 16. Qxc5 Qxc5 17. dxc5 Nc3 18. Bc4 Be6 19. Rfc1 Ne4
20. Bxe6 fxe6 21. Rc4 Nf6 22. Kf1 Rfd8 23. Ke2 Rac8 24. Rac1 Nd5 25. g3 Ne7
26. Nd4 e5 27. Nb5 Rc6 28. R1c2 a5 29. Nd6 b6 30. Ne4 b5 31. R4c3 b4 32.
Rd3 Nd5 33. Rcd2 Nc3+ 34. Nxc3 Rxd3 35. Rxd3 bxc3 36. Rxc3 Kf7 37. Kd3 Ke6
38. Ke4 g5 39. g4 Rc8 40. c6 a4 41. c7 Kd6 42. h3 Ke6 43. Rc6+ 1-0