![](https://www.hugochess.com/assets/img/canada.png)
[Event "CAN-ch U20 U1800"]
[Site "Toronto CAN"]
[Date "2023.07.07"]
[Round "3.12"]
[White "De Costa, Benjamin"]
[Black "Qian, Ashley"]
[Result "0-1"]
[WhiteElo "1492"]
[BlackElo "1688"]
[PlyCount "72"]
1.d4 d5 2.c4 e6 3.Nf3 Nf6 4.Bg5 Be7 5.Nc3 h6 6.Bh4 O-O 7.e3 c6 8.c5 b6 9.b4 a5 10.a3 Ba6 11.Be2 Bxe2 12.Kxe2 Ne4 13.Bxe7 Nxc3+ 14.Kd3 Nxd1 15.Bxd8 Nxf2+ 16.Ke2 Nxh1 17.Bxb6 axb4 18.Rxh1 bxa3 19.Ne5 Re8 20.Ra1 f6 21.Nd3 Nd7 22.Bc7 e5 23.dxe5 Nxe5 24.Nxe5 fxe5 25.Kd3 e4+ 26.Kd4 Ra4+ 27.Kc3 Rea8 28.Kb3 Rc4 29.Bb6 Raa4 30.Bc7 g5 31.Be5 Rab4+ 32.Ka2 Rxc5 33.Kxa3 Rb6 34.Ka4 Rcb5 35.Bc3 Ra6+ 36.Ba5 Raxa5# 0-1
[Site "Toronto CAN"]
[Date "2023.07.07"]
[Round "3.12"]
[White "De Costa, Benjamin"]
[Black "Qian, Ashley"]
[Result "0-1"]
[WhiteElo "1492"]
[BlackElo "1688"]
[PlyCount "72"]
1.d4 d5 2.c4 e6 3.Nf3 Nf6 4.Bg5 Be7 5.Nc3 h6 6.Bh4 O-O 7.e3 c6 8.c5 b6 9.b4 a5 10.a3 Ba6 11.Be2 Bxe2 12.Kxe2 Ne4 13.Bxe7 Nxc3+ 14.Kd3 Nxd1 15.Bxd8 Nxf2+ 16.Ke2 Nxh1 17.Bxb6 axb4 18.Rxh1 bxa3 19.Ne5 Re8 20.Ra1 f6 21.Nd3 Nd7 22.Bc7 e5 23.dxe5 Nxe5 24.Nxe5 fxe5 25.Kd3 e4+ 26.Kd4 Ra4+ 27.Kc3 Rea8 28.Kb3 Rc4 29.Bb6 Raa4 30.Bc7 g5 31.Be5 Rab4+ 32.Ka2 Rxc5 33.Kxa3 Rb6 34.Ka4 Rcb5 35.Bc3 Ra6+ 36.Ba5 Raxa5# 0-1
[Event "CAN-ch U20 U1800"]
[Site "Toronto CAN"]
[Date "2023.07.07"]
[Round "3.12"]
[White "De Costa, Benjamin"]
[Black "Qian, Ashley"]
[Result "0-1"]
[WhiteElo "1492"]
[BlackElo "1688"]
[ECO "D53"]
[EventDate "2023.07.06"]
[PlyCount "72"]
[EventType "swiss"]
[EventRounds "8"]
[EventCountry "CAN"]
1. d4 d5 2. c4 e6 3. Nf3 Nf6 4. Bg5 Be7 5. Nc3 h6 6. Bh4 O-O 7. e3 c6 8. c5
b6 9. b4 a5 10. a3 Ba6 11. Be2 Bxe2 12. Kxe2 Ne4 13. Bxe7 Nxc3+ 14. Kd3
Nxd1 15. Bxd8 Nxf2+ 16. Ke2 Nxh1 17. Bxb6 axb4 18. Rxh1 bxa3 19. Ne5 Re8
20. Ra1 f6 21. Nd3 Nd7 22. Bc7 e5 23. dxe5 Nxe5 24. Nxe5 fxe5 25. Kd3 e4+
26. Kd4 Ra4+ 27. Kc3 Rea8 28. Kb3 Rc4 29. Bb6 Raa4 30. Bc7 g5 31. Be5 Rab4+
32. Ka2 Rxc5 33. Kxa3 Rb6 34. Ka4 Rcb5 35. Bc3 Ra6+ 36. Ba5 Raxa5# 0-1