[Event "Canadian op"]
[Site "Kitchener"]
[Date "2006.07.15"]
[Round "1"]
[White "Mattson, Dave"]
[Black "Wang, David"]
[Result "0-1"]
[ECO "D83"]
[BlackElo "2206"]
[PlyCount "30"]
[EventDate "2006.07.15"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "CAN"]
[SourceTitle "CBM 113 Extra"]
[Source "ChessBase"]
[SourceDate "2006.09.14"]
[SourceVersion "1"]
[SourceVersionDate "2006.09.14"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. Bf4 Bg7 5. e3 0-0 6. Bd3 c5 7. dxc5 Nc6 8. Rc1 Qa5 9. Qb3 e5 10. cxd5 Nb4 11. Bc4 exf4 12. a3 Na6 13. Bxa6 bxa6 14. Qc4 fxe3 15. fxe3 Ng4 0-1

[Event "Canadian op"]
[Site "Kapuskasing"]
[Date "2004.07.13"]
[Round "5"]
[White "Mattson, Dave"]
[Black "Epishin, Vladimir"]
[Result "0-1"]
[ECO "E55"]
[BlackElo "2635"]
[PlyCount "58"]
[EventDate "2004.07.10"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "CAN"]
[SourceTitle "CBM 101 Extra"]
[Source "ChessBase"]
[SourceDate "2004.09.01"]
[SourceVersion "2"]
[SourceVersionDate "2004.09.01"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 0-0 5. Nf3 b6 6. Bd3 Bb7 7. 0-0 d5 8. a3 Bxc3 9. bxc3 dxc4 10. Bxc4 Nbd7 11. Re1 c5 12. a4 Qc7 13. Ba3 Rad8 14. Qe2 e5 15. a5 h6 16. Nd2 Rfe8 17. Nb3 exd4 18. cxd4 cxd4 19. Rac1 Qe5 20. exd4 Qg5 21. Qf1 Nd5 22. Bd6 N7f6 23. Re5 Rxe5 24. Bxe5 Nh5 25. Re1 Nhf4 26. Re4 Rc8 27. Nd2 Nh3+ 28. Kh1 Qxd2 29. gxh3 Rxc4 0-1

