[Event "US op 123nd"]
[Site "Grand Rapids"]
[Date "2023.07.30"]
[Round "2"]
[White "Donham, William"]
[Black "Markzon, Gregory"]
[Result "0-1"]
[ECO "B22"]
[WhiteElo "1586"]
[BlackElo "2071"]
[PlyCount "54"]
[EventDate "2023.07.29"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "USA"]
[SourceTitle "CBM 215 Extra"]
[Source "ChessBase"]
[SourceDate "2023.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2023.09.30"]
[SourceQuality "1"]

1. e4 c5 2. c3 Nf6 3. e5 Nd5 4. Nf3 e6 5. d4 cxd4 6. cxd4 Nc6 7. Bc4 Nb6 8. Bd3 Nb4 9. Be2 d6 10. a3 Nc6 11. 0-0 Be7 12. Nc3 0-0 13. Qc2 dxe5 14. dxe5 Nd4 15. Nxd4 Qxd4 16. Bd3 Qxe5 17. Bxh7+ Kh8 18. Be4 f5 19. Bd3 Bd7 20. Bd2 Bc6 21. Rae1 Qd6 22. Re3 Rf6 23. Rh3+ Kg8 24. Qd1 Rg6 25. g3 Qxd3 26. Qh5 Qf3 27. Qxf3 Bxf3 0-1

