[Event "US op 123nd"]
[Site "Grand Rapids"]
[Date "2023.07.29"]
[Round "1"]
[White "Zheng, Marcus"]
[Black "Davidovich, Manis"]
[Result "1/2-1/2"]
[ECO "E14"]
[WhiteElo "1701"]
[BlackElo "1908"]
[PlyCount "43"]
[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. d4 Nf6 2. c4 b6 3. Nc3 Bb7 4. Nf3 d5 5. e3 e6 6. Bd3 Bd6 7. 0-0 Nbd7 8. Re1 0-0 9. e4 dxe4 10. Nxe4 Nxe4 11. Bxe4 Bxe4 12. Rxe4 Qf6 13. Re1 e5 14. Bg5 Qf5 15. dxe5 Nxe5 16. Nxe5 Qxg5 17. Nf3 Qf4 18. Qc2 Rfe8 19. Rad1 g5 20. Qd2 Qxd2 21. Rxe8+ Rxe8 22. Nxd2 1/2-1/2

[Event "Akron Cardinal op"]
[Site "Akron"]
[Date "2023.02.05"]
[Round "4"]
[White "Fernandez, Nelson Wilfredo"]
[Black "Zheng, Marcus"]
[Result "1-0"]
[ECO "E01"]
[WhiteElo "2043"]
[BlackElo "1742"]
[PlyCount "85"]
[EventDate "2023.02.03"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "USA"]
[SourceTitle "CBM 212 Extra"]
[Source "ChessBase"]
[SourceDate "2023.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.03.31"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. g3 d5 4. Bg2 c6 5. Nf3 Bd6 6. 0-0 Nbd7 7. Nc3 0-0 8. Nd2 Re8 9. e4 dxe4 10. Ndxe4 Nxe4 11. Nxe4 Bc7 12. Bg5 f6 13. Be3 Nf8 14. Qd2 Qe7 15. Rfe1 Rd8 16. h3 Bb6 17. Qc3 Bd7 18. Rad1 Be8 19. b4 Rac8 20. Bf4 Bc7 21. Bxc7 Qxc7 22. c5 Bg6 23. Nd6 Rb8 24. Rd2 b6 25. Qf3 bxc5 26. bxc5 Be8 27. Nxe8 Rxe8 28. Qxc6 Qa5 29. Red1 Red8 30. Qe4 Rbc8 31. c6 Rd6 32. d5 Ng6 33. Qc2 e5 34. Be4 Nf8 35. Rd3 g6 36. Rb3 f5 37. Bg2 e4 38. Rb7 Rc7 39. Qb2 Ne6 40. Rb8+ Nf8 41. Kh2 Qc5 42. Rxf8+ Kxf8 43. Qb8+ 1-0

[Event "Akron Cardinal op"]
[Site "Akron"]
[Date "2023.02.05"]
[Round "5"]
[White "Zheng, Marcus"]
[Black "Kim, Dae San"]
[Result "1/2-1/2"]
[ECO "B31"]
[WhiteElo "1742"]
[BlackElo "1684"]
[PlyCount "58"]
[EventDate "2023.02.03"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "USA"]
[SourceTitle "CBM 212 Extra"]
[Source "ChessBase"]
[SourceDate "2023.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.03.31"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. Bb5 g6 4. 0-0 Bg7 5. c3 Nf6 6. Re1 0-0 7. d4 cxd4 8. cxd4 d5 9. e5 Ne4 10. Nc3 Bf5 11. Bd3 Nxc3 12. bxc3 Bxd3 13. Qxd3 e6 14. Ba3 Re8 15. c4 dxc4 16. Qxc4 Rc8 17. Qd3 Na5 18. Rac1 Qd5 19. Qe2 Nc4 20. Bc5 b5 21. Red1 Bf8 22. Bxf8 Rxf8 23. h4 f5 24. exf6 Rxf6 25. Ne5 Rcf8 26. Nxc4 bxc4 27. Qxc4 Qh5 28. d5 Rxf2 29. dxe6 Rxg2+ 1/2-1/2

