![](https://www.hugochess.com/assets/img/canada.png)
[Event "RA Fall op"]
[Site "Ottawa CAN"]
[Date "2017.10.01"]
[Round "4"]
[White "Doubleday, William"]
[Black "Donev, Danail"]
[Result "1-0"]
[WhiteElo "2028"]
[BlackElo "1945"]
[PlyCount "55"]
1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.e4 d6 5.h3 O-O 6.Be3 e5 7.d5 c6 8.Nf3 cxd5 9.cxd5 a6 10.Bd3 Nbd7 11.Rc1 Nh5 12.g3 f5 13.exf5 gxf5 14.Ng5 Ndf6 15.Ne6 Bxe6 16.dxe6 f4 17.gxf4 Nxf4 18.Rg1 Kh8 19.Bxf4 exf4 20.Rxg7 Kxg7 21.Qf3 Qe7 22.Kd2 Rac8 23.Nd5 Nxd5 24.Rg1+ Kh8 25.Qxd5 b5 26.Bxh7 Qf6 27.Qh5 Qxb2+ 28.Bc2# 1-0
[Site "Ottawa CAN"]
[Date "2017.10.01"]
[Round "4"]
[White "Doubleday, William"]
[Black "Donev, Danail"]
[Result "1-0"]
[WhiteElo "2028"]
[BlackElo "1945"]
[PlyCount "55"]
1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.e4 d6 5.h3 O-O 6.Be3 e5 7.d5 c6 8.Nf3 cxd5 9.cxd5 a6 10.Bd3 Nbd7 11.Rc1 Nh5 12.g3 f5 13.exf5 gxf5 14.Ng5 Ndf6 15.Ne6 Bxe6 16.dxe6 f4 17.gxf4 Nxf4 18.Rg1 Kh8 19.Bxf4 exf4 20.Rxg7 Kxg7 21.Qf3 Qe7 22.Kd2 Rac8 23.Nd5 Nxd5 24.Rg1+ Kh8 25.Qxd5 b5 26.Bxh7 Qf6 27.Qh5 Qxb2+ 28.Bc2# 1-0
[Event "RA Fall op"]
[Site "Ottawa CAN"]
[Date "2017.10.01"]
[Round "4"]
[White "Doubleday, William"]
[Black "Donev, Danail"]
[Result "1-0"]
[WhiteElo "2028"]
[BlackElo "1945"]
[ECO "E90"]
[EventDate "2017.09.29"]
[PlyCount "55"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "CAN"]
1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. h3 O-O 6. Be3 e5 7. d5 c6 8. Nf3
cxd5 9. cxd5 a6 10. Bd3 Nbd7 11. Rc1 Nh5 12. g3 f5 13. exf5 gxf5 14. Ng5
Ndf6 15. Ne6 Bxe6 16. dxe6 f4 17. gxf4 Nxf4 18. Rg1 Kh8 19. Bxf4 exf4 20.
Rxg7 Kxg7 21. Qf3 Qe7 22. Kd2 Rac8 23. Nd5 Nxd5 24. Rg1+ Kh8 25. Qxd5 b5
26. Bxh7 Qf6 27. Qh5 Qxb2+ 28. Bc2# 1-0