[Event "Tampere op"]
[Site "Tampere"]
[Date "1995.??.??"]
[Round "1"]
[White "Heinimaki, Leo"]
[Black "Lahteenmaki, Jukka"]
[Result "1-0"]
[ECO "A83"]
[PlyCount "41"]
[EventDate "1995.??.??"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "FIN"]
[SourceTitle "EXT 2000"]
[Source "ChessBase"]
[SourceDate "1999.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1999.11.16"]
[SourceQuality "1"]

1. d4 f5 2. Nc3 Nf6 3. Bg5 e6 4. e4 fxe4 5. Nxe4 Be7 6. Bxf6 Bxf6 7. Qh5+ g6 8. Qh6 d5 9. Nxf6+ Qxf6 10. 0-0-0 Nd7 11. Nf3 c5 12. h4 cxd4 13. Nxd4 Nc5 14. h5 Rf8 15. Qxh7 Rh8 16. Bb5+ Kd8 17. Qxg6 Qxf2 18. Qg5+ Kc7 19. Qe5+ Kb6 20. Qd6+ Ka5 21. Qxc5 1-0

[Event "Tampere op"]
[Site "Tampere"]
[Date "1995.??.??"]
[Round "2"]
[White "Lahteenmaki, Jukka"]
[Black "Lehtinen, Antti"]
[Result "0-1"]
[ECO "B73"]
[PlyCount "54"]
[EventDate "1995.??.??"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "FIN"]
[SourceTitle "EXT 2000"]
[Source "ChessBase"]
[SourceDate "1999.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1999.11.16"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. f4 Nc6 7. Be3 Bg7 8. Be2 0-0 9. 0-0 Qb6 10. e5 dxe5 11. fxe5 Nxe5 12. Nf5 Qe6 13. Nd4 Qd7 14. Qe1 Neg4 15. Bf3 Nxe3 16. Qxe3 Ng4 17. Bxg4 Bxd4 18. Bxd7 Bxe3+ 19. Kh1 Bxd7 20. Rae1 Bg5 21. Ne4 Bf6 22. Rxf6 exf6 23. Nxf6+ Kg7 24. Nxd7 Rfe8 25. Rf1 Re2 26. Nc5 b6 27. Nd3 Rxc2 0-1

[Event "Hervanta op"]
[Site "Tampere"]
[Date "1992.??.??"]
[Round "1"]
[White "Franssila, Tommi"]
[Black "Lahteenmaki, Jukka"]
[Result "1-0"]
[ECO "C27"]
[PlyCount "93"]
[EventDate "1992.??.??"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "FIN"]
[SourceTitle "EXT 1998"]
[Source "ChessBase"]
[SourceDate "1997.11.17"]
[SourceVersion "1"]
[SourceVersionDate "1997.11.17"]
[SourceQuality "1"]

1. e4 e5 2. Nc3 Nf6 3. Bc4 c6 4. d4 Nxe4 5. Nxe4 d5 6. dxe5 Nd7 7. Bg5 Qa5+ 8. Qd2 Qxd2+ 9. Nxd2 dxc4 10. Nxc4 Nxe5 11. Nxe5 f6 12. Bf4 fxe5 13. Bxe5 Bc5 14. Bg3 0-0 15. Nf3 Bg4 16. Ne5 Rae8 17. 0-0 Rxe5 18. Bxe5 Be2 19. Rfc1 Rxf2 20. Kh1 Bc4 21. Bg3 Re2 22. Re1 Kf7 23. b3 Rxe1+ 24. Rxe1 Bd5 25. Rf1+ Ke6 26. Bf2 Kd6 27. c4 Bxf2 28. cxd5 Bd4 29. dxc6 Kxc6 30. g3 b5 31. Kg2 Kc5 32. a3 Bb2 33. Rf5+ Kd4 34. a4 bxa4 35. Rf4+ Kc3 36. Rxa4 Kxb3 37. Rxa7 Kc4 38. Rd7 Bd4 39. Kf3 Bf6 40. Ke4 Kc5 41. Kf5 Kc6 42. Ke6 Bb2 43. Rd2 Bf6 44. Rc2+ Kb6 45. Kf7 Kb7 46. Kg8 h5 47. Kf7 1-0

[Event "Hervanta op"]
[Site "Tampere"]
[Date "1992.??.??"]
[Round "2"]
[White "Lahteenmaki, Jukka"]
[Black "Ahjonen, Reijo"]
[Result "1-0"]
[ECO "C50"]
[PlyCount "73"]
[EventDate "1992.??.??"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "FIN"]
[SourceTitle "EXT 1998"]
[Source "ChessBase"]
[SourceDate "1997.11.17"]
[SourceVersion "1"]
[SourceVersionDate "1997.11.17"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Bc4 h6 5. 0-0 Bc5 6. c3 d3 7. Qxd3 d6 8. b4 Bb6 9. Bb2 Bg4 10. Bb5 Nge7 11. c4 0-0 12. Qc3 f6 13. Qb3 Be6 14. Bxc6 Nxc6 15. Nc3 a6 16. Nd5 Ba7 17. Nh4 Ne5 18. Nf5 Rf7 19. Nf4 Qd7 20. Nxe6 Qxe6 21. Rac1 b5 22. Qg3 Kh7 23. cxb5 axb5 24. Bxe5 fxe5 25. Rc2 c5 26. Rd1 Rd7 27. Rxd6 Qf7 28. bxc5 Bb8 29. Rxd7 Qxd7 30. h4 g6 31. Ne3 Ra3 32. Nd5 Qa7 33. Qg4 Kg7 34. h5 g5 35. Qf5 Qf7 36. Qxf7+ Kxf7 37. c6 1-0

[Event "Hervanta op"]
[Site "Tampere"]
[Date "1992.??.??"]
[Round "4"]
[White "Lahteenmaki, Jukka"]
[Black "Kastinen, Riku"]
[Result "0-1"]
[ECO "B95"]
[PlyCount "90"]
[EventDate "1992.??.??"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "FIN"]
[SourceTitle "EXT 1998"]
[Source "ChessBase"]
[SourceDate "1997.11.17"]
[SourceVersion "1"]
[SourceVersionDate "1997.11.17"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. Bg5 a6 7. Qd2 h6 8. Bxf6 Qxf6 9. Be2 Bd7 10. f4 Nc6 11. Nxc6 Bxc6 12. 0-0 Qd8 13. f5 e5 14. Nd5 Bxd5 15. Qxd5 Qc7 16. Kh1 Be7 17. Bc4 0-0 18. Rf3 Rac8 19. Bb3 Qb6 20. f6 Bxf6 21. Raf1 Rc5 22. Qd2 Bg5 23. Qf2 Qd8 24. Rxf7 Rxf7 25. Qxf7+ Kh8 26. Be6 Rc7 27. Qg6 Bf6 28. Bf5 Qg8 29. c3 b5 30. g4 Ra7 31. Rg1 Bg5 32. Rg2 d5 33. exd5 Ra8 34. Be4 Rf8 35. h4 Rf6 36. hxg5 Rxg6 37. Bxg6 Qxd5 38. gxh6 gxh6 39. a3 Kg7 40. Bf5 Kf6 41. Kh2 Kg5 42. Bc8 e4 43. Rf2 e3 44. Re2 Qd2 45. Rg2 e2 0-1

[Event "FIN-chT"]
[Site "Finland"]
[Date "1992.??.??"]
[Round "?"]
[White "Lahteenmaki, Jukka"]
[Black "Kuparinen, Ossi"]
[Result "1-0"]
[ECO "B30"]
[PlyCount "79"]
[EventDate "1992.??.??"]
[EventType "team"]
[EventRounds "8"]
[EventCountry "FIN"]
[SourceTitle "EXT 2000"]
[Source "ChessBase"]
[SourceDate "1999.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1999.11.16"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. Bb5 a6 4. Bxc6 bxc6 5. 0-0 d5 6. exd5 cxd5 7. d4 e6 8. b3 cxd4 9. Qxd4 Nf6 10. Nc3 Qc7 11. Bf4 Bd6 12. Bxd6 Qxd6 13. Ne5 0-0 14. f4 Nd7 15. Ne4 Qb6 16. Qxb6 Nxb6 17. Nc5 f6 18. Nf3 Bd7 19. Nd4 Kf7 20. Rae1 Rfe8 21. a4 a5 22. Re3 Ra7 23. Rfe1 Rc7 24. Ncxe6 Bxe6 25. Rxe6 Rxe6 26. Rxe6 Rb7 27. f5 g6 28. g4 gxf5 29. gxf5 Nc8 30. Ra6 Rb4 31. c3 Rb7 32. Rxa5 Ne7 33. Rc5 h5 34. a5 h4 35. b4 Ke8 36. b5 Kd7 37. b6 h3 38. Rb5 Kd6 39. a6 Rb8 40. b7 1-0

[Event "Hervanta op"]
[Site "Tampere"]
[Date "1992.??.??"]
[Round "5"]
[White "Sorvari, Jarmo"]
[Black "Lahteenmaki, Jukka"]
[Result "1-0"]
[ECO "A80"]
[PlyCount "65"]
[EventDate "1992.??.??"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "FIN"]
[SourceTitle "EXT 1998"]
[Source "ChessBase"]
[SourceDate "1997.11.17"]
[SourceVersion "1"]
[SourceVersionDate "1997.11.17"]
[SourceQuality "1"]

1. d4 f5 2. Bg5 Nf6 3. Bxf6 exf6 4. c4 Nc6 5. a3 g6 6. e3 Bg7 7. Bd3 Qe7 8. Nc3 d6 9. Nge2 0-0 10. Qc2 Nd8 11. h4 c6 12. h5 Ne6 13. hxg6 hxg6 14. 0-0-0 Ng5 15. Nf4 Kf7 16. g4 Ne4 17. gxf5 gxf5 18. Nxe4 fxe4 19. Bxe4 Qc7 20. Bg6+ Ke7 21. Qe4+ Kd8 22. Ne6+ Bxe6 23. Qxe6 Qe7 24. Qxe7+ Kxe7 25. Rh7 Rg8 26. Rg1 Kf8 27. Bf5 Re8 28. d5 cxd5 29. cxd5 Re7 30. Be6 f5 31. Bxg8 Kxg8 32. Rh6 Rd7 33. Rf6 1-0

[Event "Hervanta op"]
[Site "Tampere"]
[Date "1992.??.??"]
[Round "3"]
[White "Vehvilainen, Pertti"]
[Black "Lahteenmaki, Jukka"]
[Result "1/2-1/2"]
[ECO "A21"]
[PlyCount "80"]
[EventDate "1992.??.??"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "FIN"]
[SourceTitle "EXT 1998"]
[Source "ChessBase"]
[SourceDate "1997.11.17"]
[SourceVersion "1"]
[SourceVersionDate "1997.11.17"]
[SourceQuality "1"]

1. c4 e5 2. Nc3 d6 3. Nf3 f5 4. d3 Nf6 5. g3 Be7 6. Bg2 0-0 7. 0-0 c6 8. b4 Na6 9. b5 Nc5 10. bxc6 bxc6 11. Na4 Ne6 12. Nh4 f4 13. Bxc6 Rb8 14. Nf5 g6 15. Nxe7+ Qxe7 16. Nc3 Nh5 17. Ne4 Nd4 18. Bd5+ Be6 19. Ba3 fxg3 20. hxg3 Rb6 21. Kg2 Bxd5 22. cxd5 Qd7 23. f3 Nf5 24. Qd2 Nfxg3 25. Nxg3 Nf4+ 26. Kf2 Qh3 27. Rg1 Qh2+ 28. Kf1 Qh3+ 29. Ke1 Qh2 30. Qe3 Ng2+ 31. Rxg2 Qxg2 32. Qf2 Qh3 33. Ne4 Rfb8 34. Nd2 Qc8 35. Rc1 Qa6 36. Nc4 Rb1 37. Qe3 Qa4 38. Bxd6 Qc2 39. Ba3 Rxc1+ 40. Bxc1 Rb1 1/2-1/2

