![](https://www.hugochess.com/assets/img/canada.png)
[Event "Kingston op"]
[Site "Kingston CAN"]
[Date "2009.02.07"]
[Round "2"]
[White "Mayo, Alvah"]
[Black "Yuan, Yuanling"]
[Result "1/2-1/2"]
[WhiteElo "2129"]
[BlackElo "2256"]
[PlyCount "53"]
1.e4 c5 2.Nc3 Nc6 3.f4 g6 4.Nf3 Bg7 5.Bb5 Nd4 6.Bd3 e6 7.Nxd4 cxd4 8.Nb5 d6 9.c3 dxc3 10.bxc3 Ne7 11.Ba3 O-O 12.Nxd6 Nc6 13.Qe2 Qd7 14.O-O Rd8 15.f5 Ne5 16.Bb5 Qc7 17.Ne8 Rxe8 18.Bxe8 exf5 19.Ba4 fxe4 20.Qxe4 Bf5 21.Rxf5 gxf5 22.Qxf5 Qa5 23.Bd6 Qb6+ 24.d4 Qxd6 25.dxe5 Qxe5 26.Qxe5 Bxe5 27.Re1 1/2-1/2
[Site "Kingston CAN"]
[Date "2009.02.07"]
[Round "2"]
[White "Mayo, Alvah"]
[Black "Yuan, Yuanling"]
[Result "1/2-1/2"]
[WhiteElo "2129"]
[BlackElo "2256"]
[PlyCount "53"]
1.e4 c5 2.Nc3 Nc6 3.f4 g6 4.Nf3 Bg7 5.Bb5 Nd4 6.Bd3 e6 7.Nxd4 cxd4 8.Nb5 d6 9.c3 dxc3 10.bxc3 Ne7 11.Ba3 O-O 12.Nxd6 Nc6 13.Qe2 Qd7 14.O-O Rd8 15.f5 Ne5 16.Bb5 Qc7 17.Ne8 Rxe8 18.Bxe8 exf5 19.Ba4 fxe4 20.Qxe4 Bf5 21.Rxf5 gxf5 22.Qxf5 Qa5 23.Bd6 Qb6+ 24.d4 Qxd6 25.dxe5 Qxe5 26.Qxe5 Bxe5 27.Re1 1/2-1/2
[Event "Kingston op"]
[Site "Kingston CAN"]
[Date "2009.02.07"]
[Round "2"]
[White "Mayo, Alvah"]
[Black "Yuan, Yuanling"]
[Result "1/2-1/2"]
[WhiteElo "2129"]
[BlackElo "2256"]
[ECO "B23"]
[EventDate "2009.02.07"]
[PlyCount "53"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "CAN"]
1. e4 c5 2. Nc3 Nc6 3. f4 g6 4. Nf3 Bg7 5. Bb5 Nd4 6. Bd3 e6 7. Nxd4 cxd4
8. Nb5 d6 9. c3 dxc3 10. bxc3 Ne7 11. Ba3 O-O 12. Nxd6 Nc6 13. Qe2 Qd7 14.
O-O Rd8 15. f5 Ne5 16. Bb5 Qc7 17. Ne8 Rxe8 18. Bxe8 exf5 19. Ba4 fxe4 20.
Qxe4 Bf5 21. Rxf5 gxf5 22. Qxf5 Qa5 23. Bd6 Qb6+ 24. d4 Qxd6 25. dxe5 Qxe5
26. Qxe5 Bxe5 27. Re1 1/2-1/2