![](https://www.hugochess.com/assets/img/canada.png)
[Event "Banff op"]
[Site "Banff CAN"]
[Date "2021.11.13"]
[Round "4.12"]
[White "Dorn, Paris"]
[Black "Koperski, Dustin"]
[Result "1-0"]
[WhiteElo "2141"]
[BlackElo "1841"]
[PlyCount "75"]
1.d4 Nf6 2.c4 c5 3.d5 b5 4.cxb5 a6 5.e3 g6 6.Nc3 Bg7 7.a4 O-O 8.e4 d6 9.Nf3 axb5 10.Bxb5 Bg4 11.O-O Nbd7 12.h3 Bxf3 13.Qxf3 Qa5 14.Qe2 Rfb8 15.Bd2 Qb6 16.Rfe1 Nf8 17.Nd1 Ne8 18.Bc3 Bxc3 19.Nxc3 Nc7 20.Bc6 Ra7 21.Reb1 Nfe6 22.dxe6 Qxc6 23.exf7+ Kxf7 24.Qc4+ e6 25.b4 Rab7 26.b5 d5 27.exd5 exd5 28.Qh4 Qf6 29.Qxh7+ Kf8 30.Qh6+ Kg8 31.Qd2 d4 32.Ne4 Qe5 33.Qd3 Ne6 34.a5 Kg7 35.a6 Rb6 36.a7 Ra8 37.Nd2 Nf4 38.Qf3 1-0
[Site "Banff CAN"]
[Date "2021.11.13"]
[Round "4.12"]
[White "Dorn, Paris"]
[Black "Koperski, Dustin"]
[Result "1-0"]
[WhiteElo "2141"]
[BlackElo "1841"]
[PlyCount "75"]
1.d4 Nf6 2.c4 c5 3.d5 b5 4.cxb5 a6 5.e3 g6 6.Nc3 Bg7 7.a4 O-O 8.e4 d6 9.Nf3 axb5 10.Bxb5 Bg4 11.O-O Nbd7 12.h3 Bxf3 13.Qxf3 Qa5 14.Qe2 Rfb8 15.Bd2 Qb6 16.Rfe1 Nf8 17.Nd1 Ne8 18.Bc3 Bxc3 19.Nxc3 Nc7 20.Bc6 Ra7 21.Reb1 Nfe6 22.dxe6 Qxc6 23.exf7+ Kxf7 24.Qc4+ e6 25.b4 Rab7 26.b5 d5 27.exd5 exd5 28.Qh4 Qf6 29.Qxh7+ Kf8 30.Qh6+ Kg8 31.Qd2 d4 32.Ne4 Qe5 33.Qd3 Ne6 34.a5 Kg7 35.a6 Rb6 36.a7 Ra8 37.Nd2 Nf4 38.Qf3 1-0
[Event "Banff op"]
[Site "Banff CAN"]
[Date "2021.11.13"]
[Round "4.12"]
[White "Dorn, Paris"]
[Black "Koperski, Dustin"]
[Result "1-0"]
[WhiteElo "2141"]
[BlackElo "1841"]
[ECO "A57"]
[EventDate "2021.11.12"]
[PlyCount "75"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "CAN"]
1. d4 Nf6 2. c4 c5 3. d5 b5 4. cxb5 a6 5. e3 g6 6. Nc3 Bg7 7. a4 O-O 8. e4
d6 9. Nf3 axb5 10. Bxb5 Bg4 11. O-O Nbd7 12. h3 Bxf3 13. Qxf3 Qa5 14. Qe2
Rfb8 15. Bd2 Qb6 16. Rfe1 Nf8 17. Nd1 Ne8 18. Bc3 Bxc3 19. Nxc3 Nc7 20. Bc6
Ra7 21. Reb1 Nfe6 22. dxe6 Qxc6 23. exf7+ Kxf7 24. Qc4+ e6 25. b4 Rab7 26.
b5 d5 27. exd5 exd5 28. Qh4 Qf6 29. Qxh7+ Kf8 30. Qh6+ Kg8 31. Qd2 d4 32.
Ne4 Qe5 33. Qd3 Ne6 34. a5 Kg7 35. a6 Rb6 36. a7 Ra8 37. Nd2 Nf4 38. Qf3
1-0