[Event "FIN-ch U18"]
[Site "Finland"]
[Date "1998.??.??"]
[Round "4"]
[White "Anttila, Perttu"]
[Black "Jalonen, Petteri"]
[Result "1/2-1/2"]
[ECO "D20"]
[PlyCount "68"]
[EventDate "1998.??.??"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "FIN"]
[SourceTitle "EXT 2000"]
[Source "ChessBase"]
[SourceDate "1999.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1999.11.16"]
[SourceQuality "1"]

1. d4 d5 2. c4 dxc4 3. Qa4+ Nc6 4. e3 Bf5 5. Bxc4 e6 6. Bb5 Nge7 7. Nc3 Qd6 8. Nf3 0-0-0 9. 0-0 e5 10. Nxe5 Nxe5 11. dxe5 Qxe5 12. Qxa7 Nc6 13. Bxc6 bxc6 14. Qa8+ Kd7 15. Rd1+ Bd6 16. Qa4 Qxh2+ 17. Kf1 Qh1+ 18. Ke2 Qh5+ 19. f3 Qh2 20. Kf2 Be6 21. Qd4 f6 22. Ne4 Qe5 23. Nxd6 Qxd4 24. Rxd4 cxd6 25. b3 Ra8 26. Bb2 Ra7 27. Rad1 d5 28. a3 c5 29. R4d2 h5 30. Rc1 Rc8 31. Rdc2 Rac7 32. Rd2 c4 33. bxc4 Rxc4 34. Rxc4 Rxc4 1/2-1/2

[Event "FIN-ch U18"]
[Site "Finland"]
[Date "1998.??.??"]
[Round "7"]
[White "Eskola, Roni"]
[Black "Jalonen, Petteri"]
[Result "0-1"]
[ECO "C44"]
[PlyCount "42"]
[EventDate "1998.??.??"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "FIN"]
[SourceTitle "EXT 2000"]
[Source "ChessBase"]
[SourceDate "1999.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1999.11.16"]
[SourceQuality "1"]

1. e4 e5 2. Be2 Nf6 3. Nf3 Nc6 4. 0-0 Bc5 5. Bd3 0-0 6. a4 d6 7. Na3 a6 8. Ng5 Ng4 9. Nh3 Qf6 10. b3 Qg6 11. Bb2 Nf6 12. Rb1 Bxh3 13. Qf3 Be6 14. c3 Bg4 15. Qg3 Nh5 16. Qh4 Nf4 17. Bc4 Bd7 18. g3 Nh3+ 19. Kg2 Bg4 20. Rfe1 Bxf2 21. Rf1 Qxe4# 0-1

[Event "FIN-ch U18"]
[Site "Finland"]
[Date "1998.??.??"]
[Round "3"]
[White "Jalonen, Petteri"]
[Black "Kukkonen, Josefiina"]
[Result "1-0"]
[ECO "C55"]
[PlyCount "99"]
[EventDate "1998.??.??"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "FIN"]
[SourceTitle "EXT 2000"]
[Source "ChessBase"]
[SourceDate "1999.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1999.11.16"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Nc3 Nf6 4. Bc4 Bb4 5. Ng5 0-0 6. Qf3 Nd4 7. Qd3 h6 8. a3 Be7 9. Nf3 Nxf3+ 10. Qxf3 d6 11. 0-0 Bg4 12. Qe3 Qd7 13. Nd5 Be6 14. Nxe7+ Qxe7 15. Bxe6 Qxe6 16. d3 Ng4 17. Qg3 Qg6 18. f3 Nf6 19. Qxg6 fxg6 20. b4 b5 21. c4 a6 22. cxb5 axb5 23. Bb2 c5 24. bxc5 dxc5 25. Bxe5 b4 26. Bxf6 Rxf6 27. axb4 cxb4 28. Rxa8+ Kh7 29. Rfa1 Rb6 30. Rb1 b3 31. Ra3 b2 32. Ra2 Rb3 33. Raxb2 Rxd3 34. Re1 g5 35. e5 Rd8 36. e6 Kg8 37. e7 Re8 38. Rbe2 Kf7 39. g4 Kf6 40. Re6+ Kf7 41. Kg2 Kg8 42. Kg3 Kf7 43. h4 gxh4+ 44. Kxh4 g6 45. g5 hxg5+ 46. Kxg5 Kg7 47. Rxg6+ Kf7 48. Rge6 Rd8 49. e8Q+ Rxe8 50. Rxe8 1-0

[Event "FIN-ch U18"]
[Site "Finland"]
[Date "1998.??.??"]
[Round "5"]
[White "Jalonen, Petteri"]
[Black "Mohammad, Siina"]
[Result "0-1"]
[ECO "C50"]
[PlyCount "86"]
[EventDate "1998.??.??"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "FIN"]
[SourceTitle "EXT 2000"]
[Source "ChessBase"]
[SourceDate "1999.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1999.11.16"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 h6 4. Nc3 Bc5 5. d3 Nf6 6. Bd2 d6 7. 0-0 0-0 8. a3 a5 9. Nd5 Nd4 10. Nxf6+ Qxf6 11. Nxd4 Bxd4 12. Be3 Bxb2 13. Ra2 Bc3 14. Bd2 Bxd2 15. Qxd2 c6 16. f4 b5 17. fxe5 Qxe5 18. d4 Qxe4 19. Be2 Be6 20. Bf3 Qg6 21. Raa1 Rfc8 22. a4 Ra6 23. axb5 cxb5 24. Rfc1 Ra7 25. Ra3 b4 26. Raa1 Rc3 27. Qf2 d5 28. h3 Qg5 29. Bg4 Bxg4 30. hxg4 Qxg4 31. Qe1 Qxd4+ 32. Kh1 Ra8 33. Rd1 Qg4 34. Qf2 Rd8 35. Rxa5 Qxd1+ 36. Kh2 Rxc2 37. Qf4 Rc1 38. Qf2 Qh5+ 39. Kg3 Rc3+ 40. Kf4 g5+ 41. Kf5 Qg6+ 42. Ke5 d4 43. Qf6 Re3# 0-1

[Event "FIN-ch U18"]
[Site "Finland"]
[Date "1998.??.??"]
[Round "1"]
[White "Jalonen, Petteri"]
[Black "Virkamaki, Thomas"]
[Result "0-1"]
[ECO "A18"]
[PlyCount "116"]
[EventDate "1998.??.??"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "FIN"]
[SourceTitle "EXT 2000"]
[Source "ChessBase"]
[SourceDate "1999.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1999.11.16"]
[SourceQuality "1"]

1. e4 e6 2. c4 Nf6 3. Nc3 c6 4. e5 Ng8 5. d3 d5 6. Nf3 d4 7. Ne2 c5 8. a3 b6 9. Qa4+ Bd7 10. Qc2 g6 11. b4 Bc6 12. bxc5 bxc5 13. a4 Nd7 14. Bg5 Be7 15. Bd2 Bxf3 16. gxf3 Nxe5 17. Bg2 Rb8 18. Rb1 Nf6 19. 0-0 0-0 20. Bf4 Nfd7 21. Rxb8 Qxb8 22. Rb1 Qd8 23. Bxe5 Nxe5 24. Ng3 Nc6 25. Qd2 Nb4 26. f4 a5 27. Be4 Re8 28. Qe2 Bf6 29. Qg4 Bg7 30. Qg5 Qxg5 31. fxg5 f6 32. gxf6 Bxf6 33. f4 Rf8 34. Rf1 Kg7 35. Ne2 Bd8 36. Rf3 Bc7 37. h4 e5 38. fxe5 Rxf3 39. Bxf3 Nxd3 40. e6 Kf6 41. Bd5 Nb2 42. Ng3 Bxg3 43. Kg2 Bxh4 44. Kf3 Nxa4 45. Ke2 Nc3+ 46. Kd3 Nxd5 47. cxd5 Ke5 48. Kc4 a4 49. Kxc5 d3 50. d6 Kxe6 51. Kc6 d2 52. d7 d1Q 53. Kb5 a3 54. Kc4 a2 55. d8Q Bxd8 56. Kc3 a1R 57. Kc4 Qc2+ 58. Kd4 Bb6# 0-1

[Event "FIN-ch U18"]
[Site "Finland"]
[Date "1998.??.??"]
[Round "2"]
[White "Kovero, Pirkka Pekka"]
[Black "Jalonen, Petteri"]
[Result "1/2-1/2"]
[ECO "C57"]
[PlyCount "22"]
[EventDate "1998.??.??"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "FIN"]
[SourceTitle "EXT 2000"]
[Source "ChessBase"]
[SourceDate "1999.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1999.11.16"]
[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 Qf6 9. Qxf6 gxf6 10. 0-0 Bd7 11. d3 a6 1/2-1/2

