![](https://www.hugochess.com/assets/img/canada.png)
[Event "CAN-op"]
[Site "Ottawa CAN"]
[Date "2007.07.08"]
[Round "3"]
[White "Howell, David"]
[Black "Tiviakov, Sergei"]
[Result "1/2-1/2"]
[WhiteElo "2511"]
[BlackElo "2663"]
[PlyCount "74"]
1.e4 d5 2.exd5 Qxd5 3.Nc3 Qd6 4.d4 Nf6 5.Nf3 c6 6.Ne5 Nbd7 7.Bf4 Nd5 8.Nxd5 Qxd5 9.Qd3 Nxe5 10.dxe5 Qa5+ 11.c3 g6 12.Qe3 Be6 13.Be2 Bg7 14.a4 O-O 15.b4 Qd5 16.O-O Rfd8 17.a5 g5 18.Bg3 Qd2 19.Rfd1 Qxe3 20.fxe3 Rxd1+ 21.Rxd1 a6 22.h3 Kf8 23.c4 Ke8 24.c5 Bf5 25.Bf3 Bg6 26.e4 h5 27.Kf2 e6 28.Bh2 g4 29.hxg4 hxg4 30.Bxg4 Bxe4 31.Bf4 Bd5 32.Rh1 Kf8 33.Re1 Ke7 34.Rh1 Rg8 35.Bf3 Ke8 36.Rh7 Bf8 37.g3 Bxf3 1/2-1/2
[Site "Ottawa CAN"]
[Date "2007.07.08"]
[Round "3"]
[White "Howell, David"]
[Black "Tiviakov, Sergei"]
[Result "1/2-1/2"]
[WhiteElo "2511"]
[BlackElo "2663"]
[PlyCount "74"]
1.e4 d5 2.exd5 Qxd5 3.Nc3 Qd6 4.d4 Nf6 5.Nf3 c6 6.Ne5 Nbd7 7.Bf4 Nd5 8.Nxd5 Qxd5 9.Qd3 Nxe5 10.dxe5 Qa5+ 11.c3 g6 12.Qe3 Be6 13.Be2 Bg7 14.a4 O-O 15.b4 Qd5 16.O-O Rfd8 17.a5 g5 18.Bg3 Qd2 19.Rfd1 Qxe3 20.fxe3 Rxd1+ 21.Rxd1 a6 22.h3 Kf8 23.c4 Ke8 24.c5 Bf5 25.Bf3 Bg6 26.e4 h5 27.Kf2 e6 28.Bh2 g4 29.hxg4 hxg4 30.Bxg4 Bxe4 31.Bf4 Bd5 32.Rh1 Kf8 33.Re1 Ke7 34.Rh1 Rg8 35.Bf3 Ke8 36.Rh7 Bf8 37.g3 Bxf3 1/2-1/2
[Event "CAN-op"]
[Site "Ottawa CAN"]
[Date "2007.07.08"]
[Round "3"]
[White "Howell, David"]
[Black "Tiviakov, Sergei"]
[Result "1/2-1/2"]
[WhiteElo "2511"]
[BlackElo "2663"]
[ECO "B01"]
[EventDate "2007.07.07"]
[PlyCount "74"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "CAN"]
1. e4 d5 2. exd5 Qxd5 3. Nc3 Qd6 4. d4 Nf6 5. Nf3 c6 6. Ne5 Nbd7 7. Bf4 Nd5
8. Nxd5 Qxd5 9. Qd3 Nxe5 10. dxe5 Qa5+ 11. c3 g6 12. Qe3 Be6 13. Be2 Bg7
14. a4 O-O 15. b4 Qd5 16. O-O Rfd8 17. a5 g5 18. Bg3 Qd2 19. Rfd1 Qxe3 20.
fxe3 Rxd1+ 21. Rxd1 a6 22. h3 Kf8 23. c4 Ke8 24. c5 Bf5 25. Bf3 Bg6 26. e4
h5 27. Kf2 e6 28. Bh2 g4 29. hxg4 hxg4 30. Bxg4 Bxe4 31. Bf4 Bd5 32. Rh1
Kf8 33. Re1 Ke7 34. Rh1 Rg8 35. Bf3 Ke8 36. Rh7 Bf8 37. g3 Bxf3 1/2-1/2