[Event "Helsinki op"]
[Site "Helsinki"]
[Date "1989.??.??"]
[Round "?"]
[White "Hatonen, Riku"]
[Black "Sammalvuo, Tapani"]
[Result "1/2-1/2"]
[ECO "D48"]
[PlyCount "62"]
[EventDate "1989.??.??"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "FIN"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. d4 d5 2. c4 c6 3. Nc3 Nf6 4. e3 e6 5. Nf3 Nbd7 6. Bd3 dxc4 7. Bxc4 b5 8. Bd3 a6 9. a3 c5 10. dxc5 Nxc5 11. Bc2 Qb6 12. b4 Ncd7 13. Bb2 Bb7 14. 0-0 Be7 15. Nd2 0-0 16. Qe2 Rac8 17. Rac1 Rfd8 18. Rfd1 Rc7 19. Be4 Nxe4 20. Ncxe4 Bf8 21. Rxc7 Qxc7 22. Rc1 Qb8 23. Ng3 Qa8 24. f3 Nb6 25. Bd4 Nd5 26. Nb3 Rc8 27. Rxc8 Qxc8 28. Qd2 Bd6 29. Bc5 Bxc5 30. Nxc5 Bc6 31. Ne2 Be8 1/2-1/2

[Event "Helsinki CC-ch"]
[Site "Helsinki"]
[Date "1987.??.??"]
[Round "?"]
[White "Nouro, Mikael"]
[Black "Hatonen, Riku"]
[Result "1-0"]
[ECO "C57"]
[PlyCount "17"]
[EventDate "1987.??.??"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "FIN"]
[SourceTitle "EXT 2003"]
[Source "ChessBase"]
[SourceDate "2002.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2002.11.25"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. Ng5 d5 5. exd5 Nxd5 6. Nxf7 Kxf7 7. Qf3+ Ke8 8. Bxd5 Bd7 9. Qf7# 1-0

