[Event "Toronto int"]
[Site "Toronto"]
[Date "1984.07.29"]
[Round "10"]
[White "Lebrun, Roger"]
[Black "Mathieu, Donald"]
[Result "1-0"]
[ECO "A83"]
[WhiteElo "2104"]
[BlackElo "1823"]
[PlyCount "27"]
[EventDate "1984.07.21"]
[EventType "tourn"]
[EventRounds "10"]
[EventCountry "CAN"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. d4 f5 2. e4 fxe4 3. Nc3 Nf6 4. Bg5 d5 5. f3 exf3 6. Nxf3 Bg4 7. h3 Bh5 8. Bd3 Nbd7 9. 0-0 h6 10. Bd2 g5 11. Nxg5 Bf7 12. Nxf7 Kxf7 13. Qh5+ Kg7 14. Qg6# 1-0

[Event "Toronto int"]
[Site "Toronto"]
[Date "1984.07.28"]
[Round "9"]
[White "Mathieu, Donald"]
[Black "Chow, William"]
[Result "1-0"]
[ECO "B06"]
[WhiteElo "1765"]
[BlackElo "1789"]
[PlyCount "71"]
[EventDate "1984.07.21"]
[EventType "tourn"]
[EventRounds "10"]
[EventCountry "CAN"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. e4 g6 2. d4 Bg7 3. c3 d6 4. f4 Nd7 5. e5 c5 6. Nf3 cxd4 7. cxd4 dxe5 8. fxe5 e6 9. Nc3 Ne7 10. Bg5 h6 11. Bh4 Qa5 12. Bxe7 Kxe7 13. Bd3 Nb6 14. 0-0 Nd5 15. Nh4 g5 16. Nxd5+ Qxd5 17. Rxf7+ Kxf7 18. Qh5+ Ke7 19. Ng6+ Kd8 20. Nxh8 Qxd4+ 21. Kh1 Bxh8 22. Rc1 Qxe5 23. Qf7 Bd7 24. Qf8+ Be8 25. Bg6 Qb5 26. Qxh8 Qd7 27. Qf6+ Qe7 28. Rd1+ Bd7 29. Qh8+ Kc7 30. Qxa8 Qf6 31. Be4 Qxb2 32. Qxb7+ Qxb7 33. Bxb7 Kxb7 34. Rxd7+ Kb6 35. Re7 a5 36. Rxe6+ 1-0

[Event "Canadian op U1600"]
[Site "Toronto"]
[Date "1983.07.13"]
[Round "6"]
[White "Mathieu, Donald"]
[Black "Verde, Pino"]
[Result "1-0"]
[ECO "C44"]
[WhiteElo "1538"]
[BlackElo "1496"]
[PlyCount "57"]
[EventDate "1983.07.09"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "CAN"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. c3 d6 5. cxd4 Bg4 6. Be2 h6 7. Nc3 Nf6 8. Be3 Be7 9. 0-0 Qd7 10. h3 Bh5 11. d5 Ne5 12. Nxe5 Bxe2 13. Nxd7 Bxd1 14. Nxf6+ Bxf6 15. Rfxd1 a6 16. Bd4 Bxd4 17. Rxd4 0-0 18. g4 g6 19. Kg2 f5 20. exf5 gxf5 21. Re1 f4 22. Re7 Rac8 23. Kf3 Rf7 24. Rxf7 Kxf7 25. Rxf4+ Kg7 26. Re4 Rf8+ 27. Ke3 Rf7 28. f4 c6 29. Re6 1-0

