[Event "FIN-chT2 Gp3 1718"]
[Site "Finland"]
[Date "2017.10.21"]
[Round "2.1"]
[White "Puhtila, Marko"]
[Black "Koskinen, Jukka"]
[Result "1-0"]
[ECO "C55"]
[WhiteElo "2082"]
[PlyCount "105"]
[EventDate "2017.09.16"]
[EventType "team-tourn"]
[EventRounds "7"]
[EventCountry "FIN"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]
[WhiteTeam "Turku AS"]
[BlackTeam "Pori PSY II"]
[WhiteTeamCountry "FIN"]
[BlackTeamCountry "FIN"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Be7 4. 0-0 d6 5. h3 Nf6 6. Re1 0-0 7. c3 Nxe4 8. Rxe4 d5 9. Re1 dxc4 10. Nxe5 Nxe5 11. Rxe5 Bd6 12. Re3 Be6 13. d4 cxd3 14. Rxd3 Qf6 15. Nd2 Qg6 16. Nf3 Rad8 17. Kh1 Be7 18. Rxd8 Rxd8 19. Qe2 Qh5 20. Bf4 c5 21. Re1 Qd5 22. c4 Qf5 23. Bg3 Bf6 24. b3 h6 25. Rd1 Re8 26. Qd2 Qe4 27. Re1 Qf5 28. Kh2 g5 29. Be5 Be7 30. Bb2 Rd8 31. Qc3 Qh7 32. Kg1 Rd3 33. Qe5 Bd6 34. Qf6 Bf8 35. Rxe6 Rxf3 36. Qxf3 fxe6 37. Qf6 Be7 38. Qxe6+ Kf8 39. Kh2 h5 40. Bf6 Bxf6 41. Qxf6+ Ke8 42. Qxg5 b6 43. Qe5+ Kd7 44. Qe2 Qf5 45. g4 Qf4+ 46. Kg2 h4 47. Qd3+ Kc7 48. Qh7+ Kb8 49. Qxh4 Qe4+ 50. Kh2 Qe2 51. Qg3+ Kb7 52. a4 Ka6 53. g5 1-0

[Event "FIN-chT1A 1516"]
[Site "Finland"]
[Date "2015.11.07"]
[Round "4.7"]
[White "Tauriainen, Marko"]
[Black "Koskinen, Jukka"]
[Result "1-0"]
[ECO "C10"]
[WhiteElo "2131"]
[PlyCount "36"]
[EventDate "2015.09.12"]
[EventType "team-tourn"]
[EventRounds "8"]
[EventCountry "FIN"]
[SourceTitle "EXT 2017"]
[Source "ChessBase"]
[SourceDate "2016.10.25"]
[SourceVersion "1"]
[SourceVersionDate "2016.10.25"]
[SourceQuality "1"]
[WhiteTeam "Helsinki KS 58"]
[BlackTeam "Pori PSY"]
[WhiteTeamCountry "FIN"]
[BlackTeamCountry "FIN"]

1. Nc3 d5 2. e4 e6 3. d4 a6 4. exd5 exd5 5. Bd3 Be7 6. Nge2 c6 7. Ng3 Be6 8. Nh5 Bf6 9. Be3 Nh6 10. Bxh6 gxh6 11. 0-0 Nd7 12. f4 Bxd4+ 13. Kh1 Nc5 14. f5 Bd7 15. Qg4 Bf6 16. Rae1+ Kf8 17. Qf4 Be8 18. Qxh6+ Kg8 1-0

[Event "FIN-chT1A 1415"]
[Site "Finland"]
[Date "2014.11.15"]
[Round "3.5"]
[White "Ristoja, Samu"]
[Black "Koskinen, Jukka"]
[Result "1-0"]
[ECO "B51"]
[WhiteElo "2080"]
[PlyCount "57"]
[EventDate "2014.09.27"]
[EventType "team-tourn"]
[EventRounds "7"]
[EventCountry "FIN"]
[SourceTitle "EXT 2017"]
[Source "ChessBase"]
[SourceDate "2016.10.25"]
[SourceVersion "1"]
[SourceVersionDate "2016.10.25"]
[SourceQuality "1"]
[WhiteTeam "Helsinki Garde"]
[BlackTeam "Pori PSY"]
[WhiteTeamCountry "FIN"]
[BlackTeamCountry "FIN"]

1. e4 c5 2. Nf3 d6 3. Bb5+ Nc6 4. Bxc6+ bxc6 5. 0-0 e5 6. Qe2 Nf6 7. d3 h6 8. Nbd2 g5 9. Nc4 Bg7 10. a4 Be6 11. Rd1 Qc7 12. Bd2 Bxc4 13. dxc4 Rd8 14. Ra3 Ke7 15. Rd3 Rd7 16. h4 g4 17. Nh2 h5 18. Nf1 Rhd8 19. Ng3 Nh7 20. Nxh5 Bf6 21. Qxg4 d5 22. Qf5 dxe4 23. Nxf6 Nxf6 24. Bg5 Rxd3 25. Bxf6+ Ke8 26. cxd3 Rxd3 27. Rxd3 exd3 28. Qxd3 Qa5 29. Qd6 1-0

[Event "FIN-chT1A 1415"]
[Site "Finland"]
[Date "2014.10.18"]
[Round "2.4"]
[White "Koskinen, Jukka"]
[Black "Lehto, Ville"]
[Result "0-1"]
[ECO "E14"]
[BlackElo "2165"]
[PlyCount "31"]
[EventDate "2014.09.27"]
[EventType "team-tourn"]
[EventRounds "7"]
[EventCountry "FIN"]
[SourceTitle "EXT 2017"]
[Source "ChessBase"]
[SourceDate "2016.10.25"]
[SourceVersion "1"]
[SourceVersionDate "2016.10.25"]
[SourceQuality "1"]
[WhiteTeam "Pori PSY"]
[BlackTeam "Helsinki KS 58"]
[WhiteTeamCountry "FIN"]
[BlackTeamCountry "FIN"]

1. d4 Nf6 2. Nf3 e6 3. c4 b6 4. Nc3 Bb7 5. e3 Be7 6. Be2 0-0 7. 0-0 d6 8. b3 Nbd7 9. Bb2 c5 10. Qc2 a6 11. Rfd1 cxd4 12. exd4 Rc8 13. Qd2 Qc7 14. Ne1 d5 15. Rac1 dxc4 16. bxc4 0-1

[Event "FIN-chT1 West 1314"]
[Site "Finland"]
[Date "2014.02.08"]
[Round "6.3"]
[White "Puhtila, Marko"]
[Black "Koskinen, Jukka"]
[Result "1-0"]
[ECO "B52"]
[WhiteElo "2091"]
[PlyCount "149"]
[EventDate "2013.09.21"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "FIN"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]
[WhiteTeam "Turku AS"]
[BlackTeam "Pori PSY"]
[WhiteTeamCountry "FIN"]
[BlackTeamCountry "FIN"]

1. e4 c5 2. Nf3 d6 3. Bb5+ Bd7 4. Bxd7+ Nxd7 5. 0-0 e5 6. c3 Ngf6 7. Re1 Be7 8. d4 0-0 9. Bg5 h6 10. dxe5 dxe5 11. Bxf6 Bxf6 12. Nbd2 Qc7 13. a4 Rad8 14. Qc2 c4 15. Nf1 a5 16. Ne3 Nb6 17. Qe2 Qc6 18. Nd2 Rc8 19. Red1 Rfd8 20. Nf5 Kh7 21. Qh5 Qe6 22. h4 Kg8 23. Qe2 Kf8 24. Nf3 g6 25. Nxh6 Kg7 26. Ng5 Bxg5 27. hxg5 Qc6 28. Qf3 Qe6 29. Ng4 Re8 30. Rd2 Qe7 31. Qe3 Qe6 32. Qf3 Qe7 33. Nf6 Red8 34. Qh3 Rh8 35. Qe3 Rc6 36. Nd5 Qe6 37. Qf3 Rh5 38. Qg3 Nd7 39. Rad1 Rc8 40. Nf6 Nxf6 41. gxf6+ Qxf6 42. Rd6 Qe7 43. Rd7 Rch8 44. Kf1 Qc5 45. R1d6 Kh6 46. Ke2 Rf8 47. Qe3+ Qxe3+ 48. Kxe3 f5 49. exf5 Rhxf5 50. f3 e4 51. fxe4 Rg5 52. Rd2 b5 53. axb5 Rxb5 54. R7d5 Rfb8 55. Rxb5 Rxb5 56. Kd4 Kg5 57. Kxc4 Rb8 58. e5 Kf5 59. Re2 Ke6 60. Kc5 a4 61. Kd4 Rd8+ 62. Kc5 Rb8 63. c4 g5 64. Kc6 Rb3 65. c5 a3 66. bxa3 Rxa3 67. Kc7 Rc3 68. c6 Kd5 69. Rd2+ Kxe5 70. Kd7 Ke4 71. c7 Ke3 72. Rd6 Kf2 73. c8Q Rxc8 74. Kxc8 Kxg2 75. Rg6 1-0

[Event "FIN-chT1 West 1314"]
[Site "Finland"]
[Date "2013.11.03"]
[Round "4.3"]
[White "Parkkinen, Jyrki"]
[Black "Koskinen, Jukka"]
[Result "1/2-1/2"]
[ECO "D13"]
[WhiteElo "2194"]
[PlyCount "162"]
[EventDate "2013.09.21"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "FIN"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]
[WhiteTeam "Helsinki HSK"]
[BlackTeam "Pori PSY"]
[WhiteTeamCountry "FIN"]
[BlackTeamCountry "FIN"]

1. d4 d5 2. c4 c6 3. cxd5 cxd5 4. Nf3 Nf6 5. Nc3 e6 6. Bf4 a6 7. Rc1 Bd7 8. Qb3 b5 9. Ne5 Be7 10. e3 0-0 11. Be2 Be8 12. 0-0 Nc6 13. Nxc6 Bxc6 14. a3 Rc8 15. Na2 Ne4 16. Rc2 Bd6 17. Rfc1 Bxf4 18. exf4 Qd6 19. f3 Nf6 20. g3 Bb7 21. Rxc8 Rxc8 22. Rxc8+ Bxc8 23. Qc3 Qb8 24. Nb4 Bb7 25. Nd3 Nd7 26. Nc5 Qc8 27. Kf2 g6 28. Ke3 Nb6 29. b3 Qc7 30. Kd2 Bc8 31. Nd3 Qd8 32. Qc5 Bb7 33. h4 Nc8 34. Ke3 Nd6 35. g4 Ne8 36. g5 Nd6 37. Qa7 Bc8 38. Ne5 Qf8 39. Bd3 Qd8 40. Nc6 Qd7 41. Qxd7 Bxd7 42. Ne5 Be8 43. Ng4 Bc6 44. h5 a5 45. b4 a4 46. h6 Kh8 47. Ne5 Be8 48. Kd2 Kg8 49. Kc3 Kh8 50. Kc2 Kg8 51. Kd2 Kh8 52. Ng4 Bc6 53. Nf6 Nc8 54. Ke2 Nd6 55. Ke3 Nc8 56. Ng4 Be8 57. Kf2 Nd6 58. Ne3 Kg8 59. Nd1 f6 60. Ne3 f5 61. Nd1 Kf7 62. Ke3 Ke7 63. Nc3 Kd8 64. Kd2 Kc7 65. Nd1 Kb6 66. Ne3 Nf7 67. Ng2 Nd8 68. Nh4 Nc6 69. Kc3 Ne7 70. Bc2 Nc8 71. Bd3 Nd6 72. Ng2 Bd7 73. Nh4 Be8 74. Ng2 Nf7 75. Nh4 Nd8 76. Be2 Kc6 77. Ng2 Kb6 78. Bd3 Kc6 79. Nh4 Nb7 80. Ng2 Nd6 81. Ne3 Kb6 1/2-1/2

[Event "FIN-chT1C 0910"]
[Site "Finland"]
[Date "2009.09.??"]
[Round "4.3"]
[White "Salokangas, Hannu"]
[Black "Koskinen, Jukka"]
[Result "1/2-1/2"]
[ECO "A14"]
[WhiteElo "2192"]
[PlyCount "81"]
[EventDate "2009.09.19"]
[EventType "team-tourn"]
[EventRounds "7"]
[EventCountry "FIN"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]
[WhiteTeam "Tampere Tammer II"]
[BlackTeam "Pori PSY"]
[WhiteTeamCountry "FIN"]
[BlackTeamCountry "FIN"]

1. c4 Nf6 2. Nf3 e6 3. g3 d5 4. Bg2 c6 5. b3 Nbd7 6. 0-0 Be7 7. Bb2 0-0 8. d3 Rb8 9. Qc2 c5 10. cxd5 exd5 11. d4 b6 12. Nc3 Ba6 13. Rfd1 c4 14. Ne5 Rc8 15. Nxd5 Nxd5 16. Bxd5 cxb3 17. Qxb3 Nxe5 18. dxe5 Qc7 19. Rac1 Bc5 20. e6 Qe7 21. exf7+ Kh8 22. e3 Qg5 23. Ba3 Be2 24. Re1 Bh5 25. Bxc5 bxc5 26. Be6 Rc7 27. Rc4 h6 28. Rf4 Qe7 29. Rc1 Be2 30. Qd5 c4 31. Qd2 Qxe6 32. Qxe2 c3 33. Qd3 Qxa2 34. Kg2 c2 35. h4 a5 36. Qd6 Rfxf7 37. Qd8+ Kh7 38. Qd3+ Kg8 39. Qd8+ Kh7 40. Qd3+ Kg8 41. Qd8+ 1/2-1/2

[Event "FIN-chT1C 0809"]
[Site "Finland"]
[Date "2008.??.??"]
[Round "3.3"]
[White "Heino, Juha"]
[Black "Koskinen, Jukka"]
[Result "1-0"]
[ECO "C98"]
[WhiteElo "2089"]
[PlyCount "104"]
[EventDate "2008.??.??"]
[EventType "team-tourn"]
[EventRounds "5"]
[EventCountry "FIN"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]
[WhiteTeam "Turku SY"]
[BlackTeam "Pori PSY"]
[WhiteTeamCountry "FIN"]
[BlackTeamCountry "FIN"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Be7 5. 0-0 b5 6. Bb3 Nf6 7. Re1 0-0 8. c3 d6 9. h3 Na5 10. Bc2 c5 11. d4 Qc7 12. Nbd2 Nc6 13. d5 Nb8 14. Nf1 Nbd7 15. Ng3 g6 16. a4 Bb7 17. Be3 Ne8 18. b3 Ng7 19. Bh6 f6 20. Qe2 bxa4 21. Rxa4 Nb6 22. Ra2 c4 23. b4 Rfc8 24. Rd1 Nd7 25. Rda1 Nf8 26. Nd2 Bd8 27. Ngf1 Nd7 28. Bxg7 Kxg7 29. Ne3 Nb6 30. Qg4 h5 31. Qg3 Kf7 32. Bd1 Qd7 33. Be2 Be7 34. Ndxc4 Nxc4 35. Nxc4 Bd8 36. Na5 Bxa5 37. Rxa5 f5 38. exf5 Qxf5 39. Bxa6 Bxa6 40. Rxa6 Rxa6 41. Rxa6 Rd8 42. Ra7+ Rd7 43. Qe3 Kf6 44. Rxd7 Qxd7 45. Qb6 Kf5 46. Qc6 Qe7 47. b5 Qg5 48. g4+ Kf4 49. Qxd6 hxg4 50. Qb4+ e4 51. Qd6+ Kf3 52. Qg3+ Ke2 1-0

[Event "FIN-chT1C 0506"]
[Site "Finland"]
[Date "2006.03.11"]
[Round "7.3"]
[White "Koskinen, Jukka"]
[Black "Palmo, Pentti Olavi"]
[Result "1/2-1/2"]
[ECO "D46"]
[BlackElo "2094"]
[PlyCount "45"]
[EventDate "2005.09.17"]
[EventType "team-tourn"]
[EventRounds "7"]
[EventCountry "FIN"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]
[WhiteTeam "Pori PSY"]
[BlackTeam "Eura SK"]
[WhiteTeamCountry "FIN"]
[BlackTeamCountry "FIN"]

1. Nf3 d5 2. d4 e6 3. e3 Nf6 4. c4 c6 5. Nc3 Bd6 6. Bd3 Nbd7 7. 0-0 0-0 8. b3 Qe7 9. Re1 e5 10. e4 exd4 11. exd5 Qd8 12. Nxd4 cxd5 13. Nf5 Bb4 14. Bd2 dxc4 15. bxc4 Nc5 16. Ne7+ Kh8 17. Bc2 Bg4 18. f3 Qd4+ 19. Kh1 Bxc3 20. Bxc3 Qxc3 21. fxg4 Rad8 22. Qc1 Qxc4 23. h3 1/2-1/2

[Event "FIN-chT1C 0304"]
[Site "Finland"]
[Date "2003.11.16"]
[Round "4.4"]
[White "Koskinen, Jukka"]
[Black "Sellberg, Joel"]
[Result "1/2-1/2"]
[ECO "C10"]
[PlyCount "36"]
[EventDate "2003.09.??"]
[EventType "team-tourn"]
[EventRounds "7"]
[EventCountry "FIN"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]
[WhiteTeam "Pori PSY"]
[BlackTeam "Vaasa VSS"]
[WhiteTeamCountry "FIN"]
[BlackTeamCountry "FIN"]

1. e4 c6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Nd7 5. Nf3 Ngf6 6. Ng3 e6 7. Bd3 Be7 8. Bd2 b6 9. Qe2 Bb7 10. 0-0 0-0 11. Rfe1 c5 12. c3 Bxf3 13. Qxf3 cxd4 14. cxd4 Nd5 15. a3 N7f6 16. Rad1 Qd7 17. h4 Rad8 18. h5 h6 1/2-1/2

[Event "FIN-chT1C 0304"]
[Site "Finland"]
[Date "2003.09.??"]
[Round "1.3"]
[White "Koskinen, Jukka"]
[Black "Thorvardson, Steve"]
[Result "1/2-1/2"]
[ECO "B34"]
[PlyCount "99"]
[EventDate "2003.09.??"]
[EventType "team-tourn"]
[EventRounds "7"]
[EventCountry "FIN"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]
[WhiteTeam "Pori PSY"]
[BlackTeam "Oulu OSS"]
[WhiteTeamCountry "FIN"]
[BlackTeamCountry "FIN"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 g6 5. Be3 Bg7 6. Nc3 Nf6 7. Be2 0-0 8. Qd2 d5 9. Nxc6 bxc6 10. Rd1 Bb7 11. exd5 cxd5 12. 0-0 Qc8 13. Bd4 e6 14. Qf4 Nd7 15. Bxg7 Kxg7 16. Rd2 Ba6 17. h4 Rb8 18. Nd1 Bxe2 19. Rxe2 Qa6 20. Re3 Qxa2 21. Ra3 Qc4 22. Qxc4 dxc4 23. Rxa7 Nb6 24. Re1 Kf6 25. Ne3 h5 26. Rd1 Rfe8 27. Kf1 Re7 28. Rda1 Rbb7 29. R7a6 Rec7 30. c3 Ke7 31. R1a5 Nd7 32. Nd1 Nc5 33. Ra8 Nd3 34. Ra2 Kf6 35. R8a4 Rc5 36. g3 Ke5 37. Ra5 Rxa5 38. Rxa5+ Kd6 39. Ra2 Rb6 40. Kg2 f5 41. Kf3 e5 42. Ke3 f4+ 43. Ke4 Ke6 44. Ra5 Rd6 45. Rb5 Nc1 46. Rxe5+ Kf6 47. Rd5 Re6+ 48. Kxf4 Nd3+ 49. Kf3 Ne1+ 50. Kf4 1/2-1/2

[Event "FIN-chT1C 0304"]
[Site "Finland"]
[Date "2003.09.??"]
[Round "2.3"]
[White "Koskinen, Jukka"]
[Black "Viirret, Janne"]
[Result "1/2-1/2"]
[ECO "B95"]
[PlyCount "90"]
[EventDate "2003.09.??"]
[EventType "team-tourn"]
[EventRounds "7"]
[EventCountry "FIN"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]
[WhiteTeam "Pori PSY"]
[BlackTeam "Oulu Sh-77"]
[WhiteTeamCountry "FIN"]
[BlackTeamCountry "FIN"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bg5 e6 7. Qd2 Be7 8. Be2 Qc7 9. 0-0-0 b5 10. Bxb5+ axb5 11. Ndxb5 Qa5 12. b4 Qb6 13. Be3 Qc6 14. Nxd6+ Bxd6 15. Qxd6 Qxd6 16. Rxd6 0-0 17. f3 Nbd7 18. Kb2 Ne5 19. Rd4 Bb7 20. b5 Rfc8 21. Kb3 h6 22. a4 Rc7 23. Rhd1 Ned7 24. Rc4 Rxc4 25. Kxc4 Rc8+ 26. Kb4 Ne5 27. Rd4 g5 28. h3 Nh5 29. a5 Ng3 30. a6 Bxa6 31. f4 Bxb5 32. fxe5 Bf1 33. Rd2 Rc4+ 34. Kb3 Rxc3+ 35. Kxc3 Nxe4+ 36. Kd4 Nxd2 37. Bxd2 Bxg2 38. h4 gxh4 39. Bxh6 Kh7 40. Bf4 Kg6 41. Ke3 Kf5 42. Bh2 h3 43. c4 Bc6 44. c5 Bd5 45. Bg3 Bc6 1/2-1/2

[Event "FIN-chT1A 0203"]
[Site "Finland"]
[Date "2003.??.??"]
[Round "7.1"]
[White "Koskinen, Jukka"]
[Black "Jarvela, Jari"]
[Result "1/2-1/2"]
[ECO "C04"]
[BlackElo "2255"]
[PlyCount "96"]
[EventDate "2002.10.??"]
[EventType "team-tourn"]
[EventRounds "11"]
[EventCountry "FIN"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]
[WhiteTeam "Pori PSY"]
[BlackTeam "Turku SY"]
[WhiteTeamCountry "FIN"]
[BlackTeamCountry "FIN"]

1. e4 e6 2. d4 d5 3. Nd2 Nc6 4. c3 dxe4 5. Nxe4 Qd5 6. Qc2 e5 7. dxe5 Nxe5 8. Bf4 Bf5 9. f3 0-0-0 10. Rd1 Qxd1+ 11. Qxd1 Rxd1+ 12. Kxd1 f6 13. h4 Ne7 14. Bxe5 fxe5 15. Bc4 Nc6 16. g4 Na5 17. Bf7 Bd7 18. Ne2 Be7 19. g5 Rf8 20. Bh5 Nc4 21. Kc1 Be6 22. Bg4 Bxg4 23. fxg4 Nd6 24. Nd2 Rf2 25. Kd1 Kd7 26. Ke1 Rf8 27. Rf1 Ke6 28. Rxf8 Bxf8 29. Ng3 Kd5 30. Ke2 c5 31. Ke3 b5 32. Nf5 Nb7 33. Kf3 c4 34. Ne4 a5 35. h5 Ke6 36. Nfg3 b4 37. Ke2 b3 38. axb3 cxb3 39. Kd3 a4 40. Kc4 Nd6+ 41. Nxd6 Bxd6 42. Ne4 Be7 43. Kd3 a3 44. bxa3 Bxa3 45. c4 Bb4 46. h6 g6 47. Nf6 Ba5 48. Ne4 Bb4 1/2-1/2

[Event "FIN-chT1A 0203"]
[Site "Finland"]
[Date "2003.??.??"]
[Round "5.2"]
[White "Koskinen, Jukka"]
[Black "Lehtosaari, Kalevi"]
[Result "0-1"]
[ECO "C42"]
[PlyCount "150"]
[EventDate "2002.10.??"]
[EventType "team-tourn"]
[EventRounds "11"]
[EventCountry "FIN"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]
[WhiteTeam "Pori PSY"]
[BlackTeam "Turku TS II"]
[WhiteTeamCountry "FIN"]
[BlackTeamCountry "FIN"]

1. e4 e5 2. Nf3 Nf6 3. Nc3 Bb4 4. Bc4 d6 5. d3 Bg4 6. 0-0 0-0 7. Bg5 c6 8. h3 Bh5 9. g4 Bg6 10. Nh4 Nbd7 11. Ne2 b5 12. Bb3 Nc5 13. Ng3 Ne6 14. Bxe6 fxe6 15. Nxg6 hxg6 16. c3 Bc5 17. Qe2 Qc7 18. Kg2 Rf7 19. Rad1 Raf8 20. d4 Bb6 21. f3 Nh7 22. Be3 Qe7 23. Qd2 Qh4 24. Rf2 Bd8 25. Rh1 Bg5 26. Ne2 Qxf2+ 27. Kxf2 Rxf3+ 28. Ke1 Rxe3 29. h4 Rh3 30. Rxh3 Bxd2+ 31. Kxd2 Nf6 32. dxe5 dxe5 33. g5 Nxe4+ 34. Ke1 Nf2 35. Re3 e4 36. Nd4 Nd3+ 37. Kd2 Rf2+ 38. Kd1 Rxb2 39. Nxc6 Rxa2 40. Nd4 Rb2 41. Ne2 a5 42. Ng3 a4 43. Nxe4 a3 44. Rxd3 a2 45. Rd8+ Kf7 46. Ra8 Rb1+ 47. Kd2 a1Q 48. Rxa1 Rxa1 49. Nd6+ Ke7 50. Nxb5 Rh1 51. Nd4 Rxh4 52. Ke3 Rh3+ 53. Nf3 Rh1 54. Ke4 Kd6 55. Kd4 Rf1 56. Ke4 Rd1 57. c4 Kc5 58. Ke3 Kxc4 59. Ne5+ Kd5 60. Nxg6 e5 61. Nh4 Ke6 62. Kf3 Rd4 63. Ng6 Kf5 64. Ne7+ Kxg5 65. Nc6 Rf4+ 66. Kg3 Kf6 67. Nb8 g5 68. Nd7+ Kf5 69. Nc5 e4 70. Kg2 e3 71. Nd3 Ke4 72. Nc5+ Kd5 73. Nd3 Kd4 74. Nc1 Rf2+ 75. Kg3 Kc3 0-1

[Event "FIN-chT1A 0203"]
[Site "Finland"]
[Date "2002.10.??"]
[Round "2.5"]
[White "Koskinen, Jukka"]
[Black "Granat, Simo"]
[Result "1-0"]
[ECO "B47"]
[PlyCount "145"]
[EventDate "2002.10.??"]
[EventType "team-tourn"]
[EventRounds "11"]
[EventCountry "FIN"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]
[WhiteTeam "Pori PSY"]
[BlackTeam "Kankaanpaa SK"]
[WhiteTeamCountry "FIN"]
[BlackTeamCountry "FIN"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Qc7 5. Nc3 e6 6. Be2 a6 7. 0-0 Nf6 8. Bg5 Be7 9. Qd2 h6 10. Be3 Nxd4 11. Qxd4 e5 12. Qd3 0-0 13. a4 Bb4 14. Na2 Be7 15. c4 d6 16. Nc3 Be6 17. b3 Rac8 18. a5 Qb8 19. Rfd1 Rfd8 20. h3 Rf8 21. Bb6 Nd7 22. Nd5 Bxd5 23. cxd5 Nxb6 24. axb6 Rc5 25. Qe3 Bg5 26. Qg3 Qd8 27. b4 Rc2 28. Qd3 Rb2 29. Rab1 Rxb1 30. Rxb1 Qxb6 31. b5 a5 32. Bg4 Ra8 33. g3 a4 34. h4 Bd8 35. Qa3 Qc5 36. Qxc5 dxc5 37. Bd1 c4 38. Ra1 a3 39. Ra2 Bb6 40. Kf1 Bd4 41. Be2 c3 42. Bd3 Kf8 43. f4 Ke7 44. Ke2 Kd6 45. Kd1 Bf2 46. Kc2 Bxg3 47. Kxc3 Bxf4 48. Bc4 Bc1 49. Rg2 g6 50. Ba2 Bb2+ 51. Kb4 Rc8 52. Rf2 Ke7 53. d6+ Kxd6 54. Rxf7 Rc2 55. Rxb7 Bc1 56. Bd5 Rb2+ 57. Kc3 Kc5 58. Kd3 Rd2+ 59. Kc3 Rh2 60. Kb3 Rh3+ 61. Ka2 Bb2 62. b6 Rxh4 63. Rb8 Kb4 64. Rc8 Rh1 65. Rc4+ Ka5 66. b7 Rh2 67. b8Q Bd4+ 68. Kxa3 Rh3+ 69. Qb3 Rxb3+ 70. Kxb3 g5 71. Rc6 h5 72. Bc4 h4 73. Ra6# 1-0

[Event "FIN-chT1A 0203"]
[Site "Finland"]
[Date "2002.10.??"]
[Round "1.6"]
[White "Koskinen, Jukka"]
[Black "Lappalainen, Sasu"]
[Result "0-1"]
[ECO "B70"]
[PlyCount "78"]
[EventDate "2002.10.??"]
[EventType "team-tourn"]
[EventRounds "11"]
[EventCountry "FIN"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]
[WhiteTeam "Pori PSY"]
[BlackTeam "Vantaa Remi"]
[WhiteTeamCountry "FIN"]
[BlackTeamCountry "FIN"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Rg1 Nc6 7. Be2 Bg7 8. Be3 0-0 9. g4 d5 10. Nxc6 bxc6 11. e5 Nd7 12. f4 e6 13. Bf2 f6 14. exf6 Qxf6 15. Bg3 Rb8 16. Na4 Qd4 17. Qxd4 Bxd4 18. Rf1 Bxb2 19. Nxb2 Rxb2 20. Kd1 Nf6 21. Bf2 e5 22. h3 Ne4 23. Bxa7 Nc3+ 24. Kc1 Rb7 25. Bc5 Nxe2+ 26. Kd2 Ng3 27. Rfe1 Rxf4 28. Rxe5 Re4 29. Bd6 Rxe5 30. Bxe5 Ne4+ 31. Ke3 Re7 32. Kd4 c5+ 33. Kxd5 Bb7+ 34. Kc4 Rxe5 35. a4 Nd6+ 36. Kd3 Ba6+ 37. Kc3 Re3+ 38. Kb2 Nc4+ 39. Ka2 Ra3+ 0-1

[Event "FIN-chT1A 0102"]
[Site "Finland"]
[Date "2002.??.??"]
[Round "6.2"]
[White "Koskinen, Jukka"]
[Black "Paronen, Petteri"]
[Result "1/2-1/2"]
[ECO "B07"]
[BlackElo "2188"]
[PlyCount "119"]
[EventDate "2001.10.??"]
[EventType "team-tourn"]
[EventRounds "7"]
[EventCountry "FIN"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]
[WhiteTeam "Pori PSY"]
[BlackTeam "Helsinki X"]
[WhiteTeamCountry "FIN"]
[BlackTeamCountry "FIN"]

1. e4 g6 2. d4 Bg7 3. c3 d6 4. Bd3 Nf6 5. Ne2 0-0 6. Ng3 c6 7. f3 Nbd7 8. Be3 e5 9. Qd2 d5 10. 0-0 dxe4 11. Bxe4 exd4 12. cxd4 Nb6 13. Na3 Nfd5 14. Bh6 Be6 15. Bxg7 Kxg7 16. Rad1 Re8 17. Rfe1 Nf6 18. Bb1 Nc4 19. Nxc4 Bxc4 20. Rxe8 Nxe8 21. b3 Bd5 22. Qf4 Qd6 23. Qg5 Kh8 24. Qh6 Ng7 25. Kf2 Ne6 26. Qe3 Qf4 27. Qe5+ Kg8 28. Ne2 Qh4+ 29. Qg3 Qxg3+ 30. hxg3 h5 31. Nc3 Rd8 32. Ke3 f5 33. Ne2 Kf7 34. Nf4 Nxf4 35. gxf4 Re8+ 36. Kf2 Re6 37. Bd3 Rd6 38. Be2 Rd8 39. Ke3 Kf6 40. Rc1 Re8+ 41. Kf2 Rh8 42. Bc4 Rd8 43. Rd1 Rd7 44. Be2 g5 45. fxg5+ Kxg5 46. g3 f4 47. gxf4+ Kxf4 48. Rh1 Rh7 49. Rh4+ Kg5 50. Kg3 Rh8 51. f4+ Kg6 52. Bd3+ Kf6 53. Rh2 Bf7 54. Be4 Rg8+ 55. Kf3 Rg1 56. Ke3 Re1+ 57. Kd3 Rf1 58. Ke3 Re1+ 59. Kd3 Rf1 60. Ke3 1/2-1/2

[Event "FIN-chT1A 0102"]
[Site "Finland"]
[Date "2001.10.??"]
[Round "1.3"]
[White "Raisa, Unto"]
[Black "Koskinen, Jukka"]
[Result "1/2-1/2"]
[ECO "D11"]
[WhiteElo "2149"]
[PlyCount "150"]
[EventDate "2001.10.??"]
[EventType "team-tourn"]
[EventRounds "7"]
[EventCountry "FIN"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]
[WhiteTeam "Helsinki HSK II"]
[BlackTeam "Pori PSY"]
[WhiteTeamCountry "FIN"]
[BlackTeamCountry "FIN"]

1. d4 d5 2. Nf3 Nf6 3. c4 c6 4. e3 Bg4 5. Qb3 Qc7 6. Nbd2 Nbd7 7. h3 Bh5 8. Bd3 e6 9. 0-0 Be7 10. Qc2 Rc8 11. b3 0-0 12. Bb2 Bg6 13. Bxg6 hxg6 14. e4 dxe4 15. Nxe4 Nxe4 16. Qxe4 Nf6 17. Qe3 c5 18. Rfd1 cxd4 19. Bxd4 Bc5 20. Bxc5 Qxc5 21. Rd4 a5 22. a4 Rfe8 23. Ne5 Rc7 24. Rad1 Qa3 25. Rd6 Nd5 26. R6xd5 exd5 27. cxd5 Qd6 28. Nc4 Rxe3 29. Nxd6 Rxb3 30. Nb5 Rd7 31. d6 f6 32. Rc1 Rxb5 33. axb5 Rxd6 34. Rc8+ Kh7 35. Ra8 Rd5 36. Rxa5 b6 37. Ra7 Rxb5 38. Rb7 g5 39. g4 Kg6 40. Kg2 Rb1 41. Kg3 b5 42. Kg2 b4 43. Kg3 Kh7 44. Kh2 b3 45. Kg2 Kg8 46. Kf3 b2 47. Kg2 Kf8 48. Kh2 Ke8 49. Kg2 Kd8 50. Rb4 Kc7 51. Rb3 Kc6 52. Rb8 Kc5 53. Rc8+ Kd4 54. Rd8+ Ke4 55. Rb8 g6 56. Re8+ Kf4 57. Rb8 f5 58. Rb4+ Ke5 59. Rb8 f4 60. Re8+ Kd6 61. Rb8 Kc6 62. Rb4 Kd6 63. Rb5 Kc6 64. Rb8 Kd5 65. Rd8+ Ke4 66. Re8+ Kd3 67. Rd8+ Kc4 68. Rc8+ Kd5 69. Rd8+ Kc6 70. Rb8 Kd7 71. Rb7+ Kc8 72. Rb6 Kc7 73. Rb5 Kc6 74. Rb8 f3+ 75. Kxf3 Kc5 1/2-1/2

[Event "FIN-chT1A 0001"]
[Site "Finland"]
[Date "2000.11.??"]
[Round "3.5"]
[White "Koskinen, Jukka"]
[Black "Kivipelto, Kaj Erik"]
[Result "1/2-1/2"]
[ECO "B03"]
[BlackElo "2259"]
[PlyCount "22"]
[EventDate "2000.11.??"]
[EventType "team-tourn"]
[EventRounds "7"]
[EventCountry "FIN"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]
[WhiteTeam "Pori PSY"]
[BlackTeam "Helsinki KS 58"]
[WhiteTeamCountry "FIN"]
[BlackTeamCountry "FIN"]

1. e4 Nf6 2. e5 Nd5 3. d4 d6 4. c4 Nb6 5. exd6 cxd6 6. Nc3 g6 7. Be3 Bg7 8. Qd2 0-0 9. Bh6 Nc6 10. Bxg7 Kxg7 11. Be2 e5 1/2-1/2

[Event "FIN-chT1C 9899"]
[Site "Finland"]
[Date "1999.??.??"]
[Round "7.1"]
[White "Paldanius, Pekka"]
[Black "Koskinen, Jukka"]
[Result "1-0"]
[ECO "A75"]
[WhiteElo "2260"]
[PlyCount "79"]
[EventDate "1998.??.??"]
[EventType "team-tourn"]
[EventRounds "7"]
[EventCountry "FIN"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]
[WhiteTeam "Tampere Taraus II"]
[BlackTeam "Pori PSY"]
[WhiteTeamCountry "FIN"]
[BlackTeamCountry "FIN"]

1. d4 Nf6 2. c4 e6 3. Nc3 c5 4. d5 exd5 5. cxd5 d6 6. e4 a6 7. a4 g6 8. Nf3 Bg7 9. Be2 0-0 10. 0-0 Bg4 11. h3 Bxf3 12. Bxf3 Re8 13. Bf4 Bf8 14. g4 Qb6 15. a5 Qc7 16. Qc2 Nbd7 17. g5 Nh5 18. Bxh5 gxh5 19. Nd1 b5 20. Ne3 Rad8 21. Nf5 Ne5 22. Bxe5 Rxe5 23. f4 Ree8 24. Kh1 b4 25. b3 Qd7 26. Rae1 Rc8 27. Qe2 Bg7 28. Qxh5 Rxe4 29. Nh6+ Bxh6 30. gxh6 f5 31. Rxe4 fxe4 32. Rg1+ Kh8 33. Rg7 Qe8 34. Qf5 Qg8 35. Rxg8+ Kxg8 36. Qxc8+ Kf7 37. Qe6+ Kf8 38. Qxd6+ Ke8 39. Qe6+ Kd8 40. d6 1-0

[Event "FIN-chT1C 9899"]
[Site "Finland"]
[Date "1999.??.??"]
[Round "5.1"]
[White "Zjukin, Sergei"]
[Black "Koskinen, Jukka"]
[Result "1-0"]
[ECO "B12"]
[WhiteElo "2425"]
[PlyCount "69"]
[EventDate "1998.??.??"]
[EventType "team-tourn"]
[EventRounds "7"]
[EventCountry "FIN"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]
[WhiteTeam "Vammala SK"]
[BlackTeam "Pori PSY"]
[WhiteTeamCountry "FIN"]
[BlackTeamCountry "FIN"]

1. e4 c6 2. d4 d5 3. Nd2 g6 4. Ngf3 Bg7 5. h3 Qb6 6. c3 dxe4 7. Nxe4 Nh6 8. Bc4 0-0 9. 0-0 Na6 10. Qe2 Nf5 11. Bf4 Nc7 12. Rfe1 Ne6 13. Bh2 Qd8 14. Rad1 Qe8 15. Ne5 Kh8 16. Nc5 Nd8 17. d5 cxd5 18. Bxd5 e6 19. Be4 f6 20. Nc4 Qb5 21. b4 e5 22. a4 Qe8 23. f4 Nf7 24. fxe5 fxe5 25. Nxb7 Bxb7 26. Bxb7 Rb8 27. Bd5 Qxa4 28. Bxf7 Rxf7 29. Nxe5 Re7 30. Nf7+ Kg8 31. Qc4 Rbe8 32. Nd6+ Kh8 33. Nxe8 Qxe8 34. Rxe7 Nxe7 35. Qe6 1-0

[Event "FIN-chT Division-A"]
[Site "Finland"]
[Date "1998.??.??"]
[Round "?"]
[White "Koskinen, Jukka"]
[Black "Heino, Juha"]
[Result "1-0"]
[ECO "C88"]
[BlackElo "2115"]
[PlyCount "87"]
[EventDate "1998.??.??"]
[EventType "team"]
[EventRounds "7"]
[EventCountry "FIN"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. 0-0 Be7 6. Re1 b5 7. Bb3 0-0 8. d4 Nxd4 9. Nxd4 exd4 10. e5 Ne8 11. c3 dxc3 12. Nxc3 c6 13. Bf4 Bb7 14. Qg4 d5 15. exd6 Nxd6 16. Rad1 Re8 17. Bxf7+ Kxf7 18. Qe6+ Kf8 19. Rxd6 Qa5 20. Rdd1 Bc8 21. Qxc6 Bg4 22. Rxe7 Kxe7 23. Bc7 Qxc3 24. Qxc3 Bxd1 25. Qxg7+ Ke6 26. f3 Bc2 27. Qe5+ Kf7 28. Qd5+ Kg7 29. Be5+ Kf8 30. Qd6+ Re7 31. Bf6 Rae8 32. Bxe7+ Rxe7 33. Qxa6 Bb1 34. a3 Bd3 35. Qf6+ Ke8 36. Qh8+ Kf7 37. Qd4 Be2 38. Kf2 Bc4 39. a4 h5 40. axb5 Re2+ 41. Kg3 Be6 42. b6 h4+ 43. Qxh4 Rxb2 44. Qh7+ 1-0

[Event "FIN-chT Division-A"]
[Site "Finland"]
[Date "1998.??.??"]
[Round "?"]
[White "Koskinen, Jukka"]
[Black "Kilpela, Panu"]
[Result "0-1"]
[ECO "B45"]
[BlackElo "2210"]
[PlyCount "141"]
[EventDate "1998.??.??"]
[EventType "team"]
[EventRounds "7"]
[EventCountry "FIN"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nc6 5. Nc3 Nf6 6. Be3 Bb4 7. Bd3 d5 8. 0-0 Bxc3 9. Nxc6 bxc6 10. bxc3 dxe4 11. Be2 0-0 12. c4 Qe7 13. c3 c5 14. Qc2 Bb7 15. Qa4 Qc7 16. Rab1 Rfb8 17. Rbd1 Rc8 18. Rd2 Bc6 19. Qa3 Be8 20. Rfd1 a5 21. h3 Qe5 22. g3 g5 23. Qc1 h6 24. Rd6 Ba4 25. R1d2 Ne8 26. Rb6 Ng7 27. Rdb2 Nf5 28. Kg2 Bc6 29. Bh5 Nxe3+ 30. Qxe3 f5 31. Kh2 f4 32. Qe1 Ra7 33. Rxc6 Rxc6 34. Bf3 Rcc7 35. Bxe4 Kg7 36. Re2 Qf6 37. g4 Ra6 38. f3 Rb6 39. Bd3 Rcb7 40. Qc1 Qd8 41. Bc2 Rd7 42. Kg1 Rbd6 43. Kf2 Rd2 44. Be4 R7d6 45. Bc2 Qd7 46. Be4 a4 47. Bc2 a3 48. Ke1 Rxe2+ 49. Kxe2 Qa7 50. h4 e5 51. h5 Qa6 52. Bb3 e4 53. fxe4 Qc8 54. Qg1 Qf8 55. Qc1 f3+ 56. Kf1 Qf4 57. Qxf4 gxf4 58. Kf2 Rd3 59. e5 Rxc3 60. Bd1 Re3 61. Bxf3 Rxe5 62. Bd1 Re4 63. Bb3 Re3 64. Bd1 Rc3 65. Ke2 Rxc4 66. Kf3 Kf6 67. Be2 Rc2 68. Bd1 Rd2 69. Ba4 Kg5 70. Bc2 Rxc2 71. Ke4 0-1

[Event "FIN-chT Division-A"]
[Site "Finland"]
[Date "1998.??.??"]
[Round "?"]
[White "Koskinen, Jukka"]
[Black "Louhivaara, Jere"]
[Result "1-0"]
[ECO "B35"]
[PlyCount "69"]
[EventDate "1998.??.??"]
[EventType "team"]
[EventRounds "7"]
[EventCountry "FIN"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 g6 5. Be3 Bg7 6. Bc4 Nf6 7. Nc3 Ne5 8. Be2 d6 9. h3 0-0 10. Qd2 a6 11. f4 Ned7 12. a4 Nc5 13. Bf3 Qa5 14. 0-0 Qb4 15. Rfe1 Rd8 16. g4 e6 17. g5 Nfd7 18. a5 e5 19. Nde2 exf4 20. Nxf4 Ne5 21. Qe2 Qxb2 22. Ncd5 Nxf3+ 23. Qxf3 Qe5 24. Rad1 Nxe4 25. h4 Be6 26. Bb6 Bxd5 27. Nxd5 Re8 28. Nc7 d5 29. Nxa8 Rxa8 30. c4 Re8 31. cxd5 Nd2 32. Qf2 Ne4 33. Qg2 Bf8 34. Rd4 f5 35. gxf6 1-0

[Event "Pori We PSY op"]
[Site "Pori"]
[Date "1998.??.??"]
[Round "4"]
[White "Koskinen, Jukka"]
[Black "Rantanen, Veikko J"]
[Result "1/2-1/2"]
[ECO "C01"]
[BlackElo "2139"]
[PlyCount "60"]
[EventDate "1998.??.??"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "FIN"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nc3 Nf6 4. exd5 exd5 5. Bf4 Bd6 6. Qd2 c6 7. 0-0-0 0-0 8. Bd3 Na6 9. Nf3 Nb4 10. Bg5 Nxd3+ 11. Qxd3 b5 12. Ne5 Bb7 13. Qf3 Be7 14. Rhe1 Nd7 15. Bxe7 Qxe7 16. Kb1 Qd6 17. Nxd7 Qxd7 18. Rd3 Rfe8 19. Rde3 Rxe3 20. Qxe3 h6 21. h3 Kf8 22. Kc1 Rd8 23. Nb1 Qd6 24. g4 Bc8 25. f4 Bd7 26. Qe5 Qxe5 27. Rxe5 f6 28. Re3 Kf7 29. Kd2 f5 30. gxf5 Bxf5 1/2-1/2

[Event "FIN-chT1C 9899"]
[Site "Finland"]
[Date "1998.??.??"]
[Round "1.1"]
[White "Koskinen, Jukka"]
[Black "Terasti, Pasi"]
[Result "1-0"]
[ECO "B01"]
[PlyCount "101"]
[EventDate "1998.??.??"]
[EventType "team-tourn"]
[EventRounds "7"]
[EventCountry "FIN"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]
[WhiteTeam "Pori PSY"]
[BlackTeam "Oulu Sh-77"]
[WhiteTeamCountry "FIN"]
[BlackTeamCountry "FIN"]

1. e4 d5 2. e5 Bf5 3. d4 e6 4. Nf3 c5 5. c3 Nc6 6. Bb5 a6 7. Bxc6+ bxc6 8. 0-0 Bg4 9. dxc5 Bxf3 10. Qxf3 Bxc5 11. Nd2 Qc7 12. Nb3 Bb6 13. Qg3 Kf8 14. Be3 Ne7 15. Qf4 Bxe3 16. Qxe3 Ke8 17. f4 Nf5 18. Qc5 Qa7 19. Qxa7 Rxa7 20. Nd4 Nxd4 21. cxd4 Kd7 22. f5 Rb8 23. fxe6+ Kxe6 24. Rfc1 Rc7 25. Rc2 Rb4 26. Rd1 c5 27. dxc5 Kxe5 28. Re2+ Re4 29. Rxe4+ Kxe4 30. b4 d4 31. Kf2 d3 32. Ke1 Rc6 33. Kd2 Kd4 34. Rf1 a5 35. a3 axb4 36. axb4 g5 37. Rxf7 Kc4 38. Rd7 Kxb4 39. Kxd3 Kxc5 40. Rxh7 Rd6+ 41. Ke3 Re6+ 42. Kf3 Kd4 43. Kg4 Ke3 44. Kxg5 Kf2 45. g4 Ra6 46. Rf7+ Kg2 47. Rf6 Ra5+ 48. Kh6 Kxh2 49. g5 Kg3 50. g6 Kg4 51. g7 1-0

[Event "FIN-chT1C 9899"]
[Site "Finland"]
[Date "1998.??.??"]
[Round "2.1"]
[White "Koskinen, Jukka"]
[Black "Vinke, Dietmar"]
[Result "1/2-1/2"]
[ECO "B15"]
[BlackElo "2255"]
[PlyCount "135"]
[EventDate "1998.??.??"]
[EventType "team-tourn"]
[EventRounds "7"]
[EventCountry "FIN"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]
[WhiteTeam "Pori PSY"]
[BlackTeam "Oulu OSS "]
[WhiteTeamCountry "FIN"]
[BlackTeamCountry "FIN"]

1. e4 c6 2. d4 d5 3. Nc3 g6 4. Nf3 Bg7 5. Be3 Qb6 6. Rb1 dxe4 7. Nxe4 Nh6 8. Be2 Nf5 9. 0-0 0-0 10. Qd3 Na6 11. a3 Be6 12. b4 Rad8 13. Nc5 Nxc5 14. bxc5 Qc7 15. c3 Bc8 16. Qe4 Nxe3 17. Qxe3 Bf5 18. Rbe1 b6 19. cxb6 axb6 20. Bc4 Ra8 21. Ra1 Ra7 22. Ra2 c5 23. Bb5 Be6 24. d5 Bxd5 25. c4 Bxf3 26. Qxf3 Bd4 27. g3 Qd6 28. a4 Rd8 29. Re2 Kg7 30. Kg2 Rc7 31. Rfe1 e5 32. g4 f6 33. h3 Rf8 34. Qd3 f5 35. f3 Qf6 36. Rf1 Qh4 37. f4 fxg4 38. Qg3 gxh3+ 39. Qxh3 Rxf4 40. Qxh4 Rxh4 41. Kg3 Rh5 42. Kg4 Rf7 43. Rxf7+ Kxf7 44. Bc6 Rf5 45. Ra2 Rf2 46. Ra3 Kf6 47. Rb3 h5+ 48. Kh3 e4 49. Bxe4 Be5 50. Rxb6+ Ke7 51. Bg2 g5 52. a5 g4+ 53. Kh4 Rxg2 54. a6 Ra2 55. Kxh5 Bc7 56. Rg6 g3 57. Kg5 Kd7 58. Kf5 Bd6 59. Rg7+ Kc6 60. a7 Bc7 61. Rg6+ Kb7 62. Ke4 Rxa7 63. Kd5 Ra5 64. Rg7 Ra2 65. Kxc5 g2 66. Kd5 Rd2+ 67. Ke4 Kc6 68. Kf3 1/2-1/2

[Event "Pori We PSY op"]
[Site "Pori"]
[Date "1998.??.??"]
[Round "3"]
[White "Lehtinen, Heikki"]
[Black "Koskinen, Jukka"]
[Result "1-0"]
[ECO "C28"]
[WhiteElo "2190"]
[PlyCount "55"]
[EventDate "1998.??.??"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "FIN"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. e4 e5 2. Nc3 Nc6 3. Bc4 Nf6 4. d3 Na5 5. Nf3 Nxc4 6. dxc4 d6 7. c5 Bg4 8. cxd6 Qxd6 9. Qe2 c6 10. h3 Bh5 11. Bd2 Be7 12. 0-0-0 Qc7 13. g4 Nxg4 14. hxg4 Bxg4 15. Rdg1 Bxf3 16. Qxf3 Bf6 17. Bg5 Bxg5+ 18. Rxg5 f6 19. Qh5+ Qf7 20. Rxg7 Qxh5 21. Rxh5 0-0-0 22. Rhxh7 Rxh7 23. Rxh7 Rf8 24. Re7 Kb8 25. Nd1 f5 26. Rxe5 fxe4 27. Rxe4 Kc7 28. Re7+ 1-0

[Event "Pori We PSY op"]
[Site "Pori"]
[Date "1998.??.??"]
[Round "5"]
[White "Mattila, Pekka"]
[Black "Koskinen, Jukka"]
[Result "0-1"]
[ECO "A68"]
[PlyCount "74"]
[EventDate "1998.??.??"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "FIN"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nc3 c5 4. d5 exd5 5. cxd5 d6 6. e4 a6 7. a4 g6 8. f4 Bg7 9. Nf3 Bg4 10. Be2 0-0 11. 0-0 Re8 12. h3 Bxf3 13. Bxf3 Nbd7 14. Qc2 Rb8 15. Bd2 b5 16. axb5 axb5 17. Rae1 Qc7 18. g4 b4 19. Ne2 Nf8 20. Kg2 N6d7 21. Ng3 Qa7 22. Re2 Qa2 23. Bc1 c4 24. e5 dxe5 25. f5 Nc5 26. Be4 Qa6 27. fxg6 hxg6 28. Ref2 Rb7 29. Be3 Nxe4 30. Nxe4 Qb5 31. Qd2 Rd8 32. Rd1 Ne6 33. Nf6+ Bxf6 34. Rxf6 Nd4 35. d6 Qd5+ 36. Kg3 Rxd6 37. Bxd4 Rxf6 0-1

[Event "FIN-chT1C 9899"]
[Site "Finland"]
[Date "1998.??.??"]
[Round "3.1"]
[White "Pitkaaho, Aki"]
[Black "Koskinen, Jukka"]
[Result "1-0"]
[ECO "C50"]
[PlyCount "85"]
[EventDate "1998.??.??"]
[EventType "team-tourn"]
[EventRounds "7"]
[EventCountry "FIN"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]
[WhiteTeam "Raahe Li"]
[BlackTeam "Pori PSY"]
[WhiteTeamCountry "FIN"]
[BlackTeamCountry "FIN"]

1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Bc4 Be7 5. c3 Nf6 6. e5 Ne4 7. Bd5 Ng5 8. Nxg5 Bxg5 9. Qh5 Qe7 10. Qxg5 f6 11. Qh5+ g6 12. Qe2 Qxe5 13. Bxc6 bxc6 14. cxd4 Qxe2+ 15. Kxe2 Kf7 16. Bf4 d6 17. Nc3 h5 18. h4 Rb8 19. b3 Re8+ 20. Kd2 Rb4 21. Be3 f5 22. g3 a5 23. Rhe1 Bd7 24. Kc2 Be6 25. Rad1 Bd7 26. Bg5 Rbb8 27. Rxe8 Rxe8 28. Kd2 Be6 29. Re1 Rb8 30. Ne2 a4 31. Nf4 axb3 32. axb3 Bxb3 33. Re7+ Kg8 34. d5 cxd5 35. Bf6 d4 36. Rg7+ Kf8 37. Nxg6+ Ke8 38. Rxc7 Be6 39. Re7+ Kd8 40. Rh7+ Ke8 41. Rh8+ Kf7 42. Rxb8 Kxf6 43. Nf4 1-0

[Event "FIN-chT1C 9899"]
[Site "Finland"]
[Date "1998.??.??"]
[Round "4.1"]
[White "Tammela, Kari"]
[Black "Koskinen, Jukka"]
[Result "0-1"]
[ECO "A13"]
[WhiteElo "2240"]
[PlyCount "150"]
[EventDate "1998.??.??"]
[EventType "team-tourn"]
[EventRounds "7"]
[EventCountry "FIN"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]
[WhiteTeam "Vaasa VSS"]
[BlackTeam "Pori PSY"]
[WhiteTeamCountry "FIN"]
[BlackTeamCountry "FIN"]

1. Nf3 Nf6 2. c4 e6 3. b3 Be7 4. Bb2 b6 5. e3 Bb7 6. Be2 d6 7. d4 Nbd7 8. 0-0 0-0 9. Nc3 Re8 10. Qc2 Nf8 11. Rfd1 Rc8 12. b4 c6 13. Qb3 Ng6 14. a4 Qc7 15. a5 Ra8 16. Ra2 d5 17. axb6 axb6 18. Rda1 Rxa2 19. Rxa2 Ra8 20. Rxa8+ Bxa8 21. cxd5 Nxd5 22. Nxd5 cxd5 23. Qa4 Bb7 24. Bd3 Nf8 25. h3 Qd6 26. Bc3 f6 27. Qa7 Qc7 28. Bd2 Bd8 29. Qa1 Bc8 30. Bc3 Bb7 31. Qb2 Be7 32. Nd2 Kf7 33. Nb1 Bc6 34. Na3 Bd6 35. f4 g6 36. Nc2 Ba4 37. Ne1 Be8 38. b5 Qa7 39. Nc2 Qa4 40. Bf1 h6 41. Be2 Nh7 42. Kf2 f5 43. Ne1 Nf6 44. Kg1 Ne4 45. Nf3 Qa3 46. Qxa3 Bxa3 47. Ne5+ Kf6 48. Be1 Bc1 49. Bf2 Nc3 50. Bf3 Nxb5 51. g4 Nd6 52. Kf1 g5 53. Nd3 Ba3 54. Be1 Bb5 55. Be2 Bxd3 56. Bxd3 gxf4 57. exf4 Bc1 58. Bh4+ Kf7 59. Bd8 b5 60. gxf5 Nxf5 61. Bxb5 Nxd4 62. Bd3 Bxf4 63. Bb6 Nf5 64. Kf2 Nd6 65. Kf3 e5 66. Bb1 Bg5 67. Bc7 Ke6 68. Bxd6 Kxd6 69. Bf5 Kc5 70. Bb1 Kd4 71. Ke2 e4 72. Ba2 Ke5 73. Bb3 d4 74. Bc4 Kd6 75. Ba6 Kc5 0-1

[Event "FIN-chT 1div A 9798"]
[Site "Finland"]
[Date "1997.??.??"]
[Round "2"]
[White "Paronen, Petteri"]
[Black "Koskinen, Jukka"]
[Result "1-0"]
[ECO "B51"]
[PlyCount "63"]
[EventDate "1997.??.??"]
[EventType "team"]
[EventRounds "9"]
[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. Bb5+ Nc6 4. 0-0 Bd7 5. Re1 g6 6. c3 Bg7 7. d4 cxd4 8. cxd4 Qb6 9. Nc3 Nf6 10. h3 0-0 11. e5 Ne8 12. Bg5 dxe5 13. d5 Nb8 14. Bxd7 Nxd7 15. Bxe7 Qxb2 16. Qc1 Qb6 17. Qa3 e4 18. Rxe4 Rc8 19. Rc1 Rxc3 20. Rxc3 Bxc3 21. Qxc3 Nef6 22. Bxf8 Nxf8 23. Rb4 Qd6 24. Rxb7 Nxd5 25. Qd4 Qc6 26. Rxa7 Ne6 27. Qa4 Qc1+ 28. Kh2 Kg7 29. Qe4 Ndc7 30. Qe5+ Kf8 31. Nd4 h5 32. Nxe6+ 1-0

[Event "FIN-chT 1div A 9798"]
[Site "Finland"]
[Date "1997.??.??"]
[Round "1"]
[White "Raaste, Eero J"]
[Black "Koskinen, Jukka"]
[Result "1-0"]
[ECO "B00"]
[WhiteElo "2340"]
[PlyCount "41"]
[EventDate "1997.??.??"]
[EventType "team"]
[EventRounds "9"]
[EventCountry "FIN"]
[SourceTitle "EXT 2000"]
[Source "ChessBase"]
[SourceDate "1999.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1999.11.16"]
[SourceQuality "1"]

1. e4 Nc6 2. d4 f5 3. exf5 d5 4. Qh5+ g6 5. fxg6 Nf6 6. g7+ Nxh5 7. gxh8Q Bf5 8. Bh6 Kf7 9. Qxf8+ Qxf8 10. Bxf8 Rxf8 11. c3 e5 12. Nf3 exd4 13. Nxd4 Re8+ 14. Kd1 Nxd4 15. cxd4 Re4 16. Nd2 Rxd4 17. Rc1 c6 18. f3 Rh4 19. g4 Ng3 20. hxg3 Rxh1 21. gxf5 1-0

[Event "Pori op"]
[Site "Pori"]
[Date "1996.??.??"]
[Round "5"]
[White "Kiik, Kalle"]
[Black "Koskinen, Jukka"]
[Result "1-0"]
[ECO "C45"]
[WhiteElo "2385"]
[PlyCount "57"]
[EventDate "1996.??.??"]
[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 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Bc5 5. Be3 Qf6 6. c3 Nge7 7. Bc4 0-0 8. 0-0 Re8 9. Nb5 Qe5 10. Bxc5 Qxc5 11. Nxc7 Ne5 12. Nxe8 Nxc4 13. b3 Kf8 14. bxc4 Kxe8 15. Qd4 Qg5 16. f4 Qh6 17. Na3 a6 18. c5 Nc6 19. Qd3 Qh5 20. Qd5 Qe2 21. Nc4 Nd8 22. Nd6+ Kf8 23. Rae1 Qc2 24. f5 Qxc3 25. Kh1 a5 26. e5 a4 27. Nxc8 Rxc8 28. Qxd7 Qxc5 29. e6 1-0

[Event "Pori op"]
[Site "Pori"]
[Date "1996.??.??"]
[Round "4"]
[White "Koskinen, Jukka"]
[Black "Kiltti, Jyrki"]
[Result "1-0"]
[ECO "C45"]
[BlackElo "2235"]
[PlyCount "181"]
[EventDate "1996.??.??"]
[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 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Nxd4 5. Qxd4 Qf6 6. Be3 Bd6 7. c3 Be5 8. Qd2 Qh4 9. Qc2 d6 10. Be2 Nf6 11. Nd2 Ng4 12. Qd3 Nxe3 13. Qxe3 Bf4 14. Qd3 Bxd2+ 15. Kxd2 Qxf2 16. Raf1 Qb6 17. Kc2 Be6 18. Qb5+ Qxb5 19. Bxb5+ Ke7 20. a3 f6 21. Rf2 Bf7 22. h4 a6 23. Bd3 h5 24. Rh3 Rhe8 25. Kd2 Kf8 26. Rg3 Re5 27. Rf5 Rae8 28. c4 R8e7 29. b3 Be8 30. Rxe5 Rxe5 31. Re3 Ra5 32. a4 b5 33. axb5 axb5 34. cxb5 Ra2+ 35. Bc2 Bxb5 36. g3 Ke7 37. Rc3 c5 38. Ke3 Ra1 39. Kd2 Rh1 40. Bd1 Be8 41. b4 cxb4 42. Rc7+ Kf8 43. Rc8 b3 44. Bxb3 Ra1 45. Bd1 g6 46. Be2 Ra5 47. Ke3 Ke7 48. Rc7+ Bd7 49. Rc3 Rc5 50. Rb3 Bc6 51. Kd4 Rc1 52. Ra3 Rb1 53. Ra7+ Rb7 54. Rxb7+ Bxb7 55. Bc4 Bc8 56. Bd5 Be6 57. Bc6 Bf7 58. Bb5 Kd8 59. Kc3 Kc7 60. Kb4 Kb6 61. Bd3 Be8 62. Bc2 g5 63. Kc4 Bf7+ 64. Kb4 Kc6 65. Ba4+ Kc7 66. Kc3 Kb6 67. Kd4 Ka5 68. Bd1 gxh4 69. gxh4 Kb4 70. Bc2 Be6 71. Bd1 Bf7 72. Bc2 Be6 73. Bd1 Bf7 74. Be2 Kb3 75. Bd1+ Kb2 76. Ba4 Kc1 77. Ke3 Bg6 78. Bb3 Kb2 79. Ba4 Kc3 80. Bb5 Bf7 81. Be2 d5 82. exd5 Bxd5 83. Bxh5 Bg8 84. Bg6 Kc4 85. Ke4 Be6 86. h5 Kc5 87. h6 f5+ 88. Ke5 Bg8 89. Bxf5 Kc6 90. Kf6 Kd6 91. Kg7 1-0

[Event "Pori op"]
[Site "Pori"]
[Date "1996.??.??"]
[Round "3"]
[White "Koskinen, Jukka"]
[Black "Kytoniemi, Jyrki"]
[Result "1/2-1/2"]
[ECO "C12"]
[BlackElo "2220"]
[PlyCount "23"]
[EventDate "1996.??.??"]
[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 e6 2. d4 d5 3. Nc3 Nf6 4. Bg5 Bb4 5. e5 h6 6. exf6 hxg5 7. fxg7 Rg8 8. a3 Bxc3+ 9. bxc3 c5 10. h4 gxh4 11. Qh5 Qf6 12. Qxh4 1/2-1/2

[Event "FIN-chT"]
[Site "Finland"]
[Date "1989.??.??"]
[Round "?"]
[White "Kiviaho, Allan"]
[Black "Koskinen, Jukka"]
[Result "1-0"]
[ECO "D03"]
[WhiteElo "2240"]
[PlyCount "99"]
[EventDate "1989.??.??"]
[EventType "team"]
[EventRounds "10"]
[EventCountry "FIN"]
[SourceTitle "EXT 1997"]
[Source "ChessBase"]
[SourceDate "1996.11.15"]
[SourceVersion "1"]
[SourceVersionDate "1996.11.15"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Bg5 Be7 5. e3 c6 6. Nbd2 h6 7. Bh4 0-0 8. Bd3 Nbd7 9. 0-0 c5 10. cxd5 Nxd5 11. Bxe7 Qxe7 12. Rc1 cxd4 13. exd4 Nb4 14. Bb1 Nc6 15. Re1 Qb4 16. Nc4 Nf6 17. Nfe5 Nxe5 18. dxe5 Nd5 19. Re4 Qe7 20. Ne3 Nxe3 21. Rxe3 Rd8 22. Qc2 g6 23. Qe4 Rd5 24. h4 h5 25. Rg3 Bd7 26. Rg5 Bc6 27. Qe3 Kg7 28. Qg3 Be8 29. Rxh5 Rad8 30. Be4 Rd4 31. Bf3 Bb5 32. Rg5 Bd3 33. h5 Bf5 34. hxg6 fxg6 35. Bh5 Kf7 36. Bxg6+ Bxg6 37. Rxg6 Rd1+ 38. Rxd1 Rxd1+ 39. Kh2 Qc5 40. Rf6+ Ke8 41. Qg8+ Kd7 42. Qxe6+ Kd8 43. Qg8+ Kc7 44. Rf7+ Kc6 45. Rf6+ Kc7 46. Qg7+ Rd7 47. Rf7 Rxf7 48. Qxf7+ Kc8 49. Qe6+ Kc7 50. Qd6+ 1-0

[Event "FIN-chT"]
[Site "Finland"]
[Date "1989.??.??"]
[Round "?"]
[White "Koskinen, Jukka"]
[Black "Salo, Heikki"]
[Result "1-0"]
[ECO "B03"]
[BlackElo "2235"]
[PlyCount "95"]
[EventDate "1989.??.??"]
[EventType "team"]
[EventRounds "10"]
[EventCountry "FIN"]
[SourceTitle "EXT 1997"]
[Source "ChessBase"]
[SourceDate "1996.11.15"]
[SourceVersion "1"]
[SourceVersionDate "1996.11.15"]
[SourceQuality "1"]

1. e4 Nf6 2. e5 Nd5 3. d4 d6 4. exd6 cxd6 5. c4 Nb6 6. Nc3 g6 7. h4 h5 8. Be2 Bg7 9. Be3 Bf5 10. Rc1 Nc6 11. Nf3 Bg4 12. b3 d5 13. cxd5 Nxd5 14. Nxd5 Qxd5 15. Rc5 Qd6 16. d5 Bxf3 17. gxf3 Ne5 18. f4 Nd7 19. Bb5 0-0 20. Bxd7 Qxd7 21. Qf3 Rad8 22. 0-0 b6 23. Rc2 Bf6 24. Rfc1 Rc8 25. Rc6 Bxh4 26. f5 Rxc6 27. dxc6 Qxf5 28. Qxf5 gxf5 29. a4 e5 30. c7 Rc8 31. a5 bxa5 32. Bxa7 Bg5 33. Rc4 Bd2 34. Bb6 Kf8 35. Rc5 Bb4 36. Rd5 Be7 37. Rd8+ Bxd8 38. cxd8N Rxd8 39. Bxd8 a4 40. bxa4 Ke8 41. Bf6 e4 42. Bg5 f6 43. Be3 Kd7 44. Kh2 Kd6 45. Kg3 Ke5 46. Bf4+ Kd4 47. Kh4 e3 48. fxe3+ 1-0

[Event "FIN-chT"]
[Site "Finland"]
[Date "1989.??.??"]
[Round "?"]
[White "Ristoja, Thomas W"]
[Black "Koskinen, Jukka"]
[Result "1-0"]
[ECO "B98"]
[WhiteElo "2275"]
[PlyCount "134"]
[EventDate "1989.??.??"]
[EventType "team"]
[EventRounds "10"]
[EventCountry "FIN"]
[SourceTitle "EXT 1997"]
[Source "ChessBase"]
[SourceDate "1996.11.15"]
[SourceVersion "1"]
[SourceVersionDate "1996.11.15"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bg5 e6 7. Qf3 Be7 8. 0-0-0 Qc7 9. Qg3 Bd7 10. f4 Nc6 11. Be2 h6 12. Bh4 Rg8 13. Rhf1 Rc8 14. Qe3 b5 15. a3 b4 16. axb4 Nxb4 17. Kb1 Qa5 18. Nb3 Qc7 19. Rd2 a5 20. Rfd1 a4 21. Nd4 a3 22. Ndb5 Bxb5 23. Bxb5+ Kf8 24. e5 dxe5 25. fxe5 Nfd5 26. Nxd5 Nxd5 27. Bxe7+ Qxe7 28. Qxa3 Qxa3 29. bxa3 Nc3+ 30. Kb2 Nxd1+ 31. Rxd1 g5 32. c4 Rc5 33. Re1 Ke7 34. Kc3 f6 35. exf6+ Kxf6 36. a4 Rb8 37. Kb4 Re5 38. Rf1+ Ke7 39. a5 Re2 40. a6 Ra2 41. Kc5 e5 42. g4 Ke6 43. Re1 Rxh2 44. Ra1 e4 45. a7 Rc8+ 46. Bc6 e3 47. Ra3 Rh3 48. a8N Rxa8 49. Rxa8 Ke5 50. Re8+ Kf4 51. Kd4 Rh2 52. Re4+ Kg3 53. Kxe3 h5 54. gxh5 Rxh5 55. Bd7 Rh7 56. Be6 Rg7 57. c5 Kg2 58. c6 Rc7 59. Bd7 Ra7 60. Rg4+ Kh2 61. Rxg5 Ra3+ 62. Kf4 Rc3 63. Ke5 Rc5+ 64. Kf6 Rc2 65. Ke7 Ra2 66. c7 Re2+ 67. Kd8 Re5 1-0

[Event "FIN-chT"]
[Site "Finland"]
[Date "1988.??.??"]
[Round "?"]
[White "Hakulinen, Esko Matti"]
[Black "Koskinen, Jukka"]
[Result "1-0"]
[ECO "D45"]
[PlyCount "63"]
[EventDate "1988.??.??"]
[EventType "team"]
[EventRounds "7"]
[EventCountry "FIN"]
[SourceTitle "EXT 1997"]
[Source "ChessBase"]
[SourceDate "1996.11.15"]
[SourceVersion "1"]
[SourceVersionDate "1996.11.15"]
[SourceQuality "1"]

1. Nf3 d5 2. c4 c6 3. e3 Nf6 4. d4 e6 5. Nc3 Be7 6. Qc2 0-0 7. b3 Nbd7 8. Bb2 Re8 9. Bd3 c5 10. cxd5 exd5 11. 0-0 cxd4 12. Nxd4 Nc5 13. Rac1 Bd7 14. Rfd1 Rc8 15. h3 a6 16. Bf5 Ne6 17. Nde2 g6 18. Bxe6 fxe6 19. Qd3 Bc6 20. Nf4 Kf7 21. h4 Rg8 22. e4 d4 23. Nxe6 Kxe6 24. Qc4+ Bd5 25. exd5+ Kf7 26. Qxd4 Bd6 27. Ne4 Rxc1 28. Ng5+ Ke7 29. Qxf6+ Kd7 30. Qe6+ Kc7 31. Rxc1+ Kb8 32. Nf7 1-0

[Event "FIN-chT"]
[Site "Finland"]
[Date "1988.??.??"]
[Round "?"]
[White "Ketola, Klaus"]
[Black "Koskinen, Jukka"]
[Result "1-0"]
[ECO "B51"]
[PlyCount "105"]
[EventDate "1988.??.??"]
[EventType "team"]
[EventRounds "7"]
[EventCountry "FIN"]
[SourceTitle "EXT 1997"]
[Source "ChessBase"]
[SourceDate "1996.11.15"]
[SourceVersion "1"]
[SourceVersionDate "1996.11.15"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. Bb5+ Nc6 4. 0-0 e6 5. d4 cxd4 6. Nxd4 Bd7 7. c4 Nf6 8. Nc3 Be7 9. Be3 0-0 10. Rc1 a6 11. Nxc6 bxc6 12. Ba4 Rb8 13. Bb3 Qc7 14. h3 c5 15. Re1 Bc6 16. Bf4 Rfd8 17. Qe2 e5 18. Bg3 Ne8 19. Rcd1 Bg5 20. Qg4 Bh6 21. Bh4 f6 22. Nd5 Bxd5 23. Rxd5 Qf7 24. Red1 g5 25. Bg3 Bf8 26. Qe2 Nc7 27. R5d2 Ne6 28. Qd3 Nd4 29. Ba4 Rb4 30. b3 Kh8 31. f3 Rb6 32. Rb2 Rdb8 33. Bf2 h5 34. Bxd4 cxd4 35. a3 Kg7 36. b4 Qc7 37. Rc2 a5 38. c5 dxc5 39. bxc5 Rb1 40. Rxb1 Rxb1+ 41. Kh2 Qf7 42. c6 Rb8 43. c7 Rc8 44. Bb3 Qe8 45. Qa6 d3 46. Qxd3 a4 47. Ba2 Qe7 48. Qd5 Kh6 49. Qe6 Rxc7 50. Rxc7 Qxc7 51. Qxf6+ Kh7 52. Qxf8 Qc8 53. Bg8+ 1-0

[Event "FIN-chT"]
[Site "Finland"]
[Date "1988.??.??"]
[Round "?"]
[White "Koskinen, Jukka"]
[Black "Ebeling, Mika"]
[Result "1/2-1/2"]
[ECO "C09"]
[BlackElo "2320"]
[PlyCount "95"]
[EventDate "1988.??.??"]
[EventType "team"]
[EventRounds "7"]
[EventCountry "FIN"]
[SourceTitle "EXT 1997"]
[Source "ChessBase"]
[SourceDate "1996.11.15"]
[SourceVersion "1"]
[SourceVersionDate "1996.11.15"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nd2 c5 4. exd5 exd5 5. dxc5 Bxc5 6. Nb3 Bd6 7. c3 Ne7 8. Nf3 Nbc6 9. Be2 0-0 10. 0-0 Bg4 11. Nbd4 a6 12. Be3 Qc7 13. h3 Bh5 14. Rc1 Rad8 15. Kh1 Na5 16. b3 Bg6 17. Bd3 Nac6 18. Bxg6 Nxg6 19. Re1 Qd7 20. Qe2 Nxd4 21. Nxd4 Bb8 22. Nf3 Rfe8 23. Qd3 Ne5 24. Nxe5 Rxe5 25. Qd1 Qd6 26. g3 Rde8 27. Qf3 Ba7 28. Kg2 Bxe3 29. Rxe3 Rxe3 30. fxe3 Qc5 31. Rf1 f6 32. Rd1 Rxe3 33. Rxd5 Re2+ 34. Qxe2 Qxd5+ 35. Kh2 Kf7 36. c4 Qf5 37. Qg2 Qd7 38. h4 g6 39. Qe2 h5 40. a3 Kg7 41. b4 Kh6 42. Qf2 Qc6 43. c5 g5 44. Qf5 gxh4 45. Qf4+ Kg6 46. gxh4 Qd5 47. Qg3+ Kf7 48. Qc7+ 1/2-1/2

[Event "FIN-chT"]
[Site "Finland"]
[Date "1988.??.??"]
[Round "?"]
[White "Koskinen, Jukka"]
[Black "Koistinen, Kari"]
[Result "1-0"]
[ECO "C09"]
[PlyCount "141"]
[EventDate "1988.??.??"]
[EventType "team"]
[EventRounds "7"]
[EventCountry "FIN"]
[SourceTitle "EXT 1997"]
[Source "ChessBase"]
[SourceDate "1996.11.15"]
[SourceVersion "1"]
[SourceVersionDate "1996.11.15"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nd2 c5 4. exd5 exd5 5. Ngf3 Nc6 6. c3 cxd4 7. Nxd4 Nxd4 8. cxd4 Bd6 9. Be2 Qc7 10. Bb5+ Bd7 11. Bxd7+ Qxd7 12. 0-0 Ne7 13. Nf3 0-0 14. Kh1 Ng6 15. Qb3 Ne7 16. Bd2 Rac8 17. Rae1 b6 18. Re2 Rc7 19. Rfe1 Rfc8 20. Bg5 f6 21. Bf4 Bxf4 22. Rxe7 Qc6 23. R7e2 Qc4 24. Qa3 a5 25. g3 Bc1 26. Qd6 Qc6 27. Qe6+ Qxe6 28. Rxe6 Bxb2 29. Rxb6 Ba3 30. Rb5 Bb4 31. Re2 Rc2 32. Rxc2 Rxc2 33. a3 Bc3 34. Rc5 Rc1+ 35. Kg2 Bb2 36. Rxa5 Ra1 37. a4 Ra3 38. h4 h5 39. Rb5 Bc3 40. Rc5 Bb4 41. Rxd5 Rxa4 42. Rxh5 Kf7 43. Rb5 g6 44. d5 Bd6 45. Rb7+ Kf8 46. Rb2 Ra5 47. Rd2 Bb4 48. Rd3 Ke8 49. g4 Kd7 50. Nd2 Ra2 51. Ne4 f5 52. gxf5 gxf5 53. Ng3 f4 54. Nf5 Bd6 55. Nxd6 Kxd6 56. Kf3 Ra8 57. Kxf4 Rf8+ 58. Kg3 Rg8+ 59. Kh3 Rf8 60. f3 Rg8 61. h5 Rg1 62. Kh4 Rh1+ 63. Kg5 Rg1+ 64. Kf6 Rh1 65. Kg6 Rg1+ 66. Kh7 Rg5 67. h6 Rg3 68. Kh8 Rg6 69. h7 Rg3 70. Rd4 Rxf3 71. Rg4 1-0

[Event "FIN-chT"]
[Site "Finland"]
[Date "1988.??.??"]
[Round "?"]
[White "Tuomainen, Ilmari Toivo"]
[Black "Koskinen, Jukka"]
[Result "1-0"]
[ECO "A11"]
[PlyCount "94"]
[EventDate "1988.??.??"]
[EventType "team"]
[EventRounds "7"]
[EventCountry "FIN"]
[SourceTitle "EXT 1997"]
[Source "ChessBase"]
[SourceDate "1996.11.15"]
[SourceVersion "1"]
[SourceVersionDate "1996.11.15"]
[SourceQuality "1"]

1. Nf3 d5 2. c4 c6 3. e3 Nf6 4. Nc3 e6 5. b3 Be7 6. Bb2 Nbd7 7. Qc2 a6 8. d4 0-0 9. Bd3 b5 10. 0-0 Bb7 11. Rad1 Rc8 12. e4 b4 13. e5 bxc3 14. exf6 Nxf6 15. Bxc3 Qc7 16. c5 g6 17. Rfe1 Ne8 18. Re3 Ng7 19. Qe2 Ra8 20. b4 Bf6 21. Ne5 Nh5 22. Rf3 Bxe5 23. dxe5 Qe7 24. Bd2 a5 25. Qe3 f5 26. exf6 Rxf6 27. Rxf6 Qxf6 28. g4 Ng7 29. bxa5 e5 30. Re1 Re8 31. Qg5 Kf7 32. a6 Ba8 33. Qxf6+ Kxf6 34. Bc3 d4 35. Bd2 Ne6 36. f4 Nxc5 37. fxe5+ Kg7 38. Bc4 h6 39. Rf1 Ne6 40. Rf6 Nd8 41. Rd6 c5 42. Rd7+ Kh8 43. Bxh6 Bc6 44. Rc7 Be4 45. Bg7+ Kh7 46. Bf6+ Kh6 47. g5+ Kh5 1-0

[Event "FIN-chT"]
[Site "Finland"]
[Date "1987.??.??"]
[Round "?"]
[White "Aakio, Seppo"]
[Black "Koskinen, Jukka"]
[Result "1-0"]
[ECO "B22"]
[PlyCount "73"]
[EventDate "1987.??.??"]
[EventType "team"]
[EventRounds "7"]
[EventCountry "FIN"]
[SourceTitle "EXT 1997"]
[Source "ChessBase"]
[SourceDate "1996.11.15"]
[SourceVersion "1"]
[SourceVersionDate "1996.11.15"]
[SourceQuality "1"]

1. e4 Nf6 2. e5 Nd5 3. d4 Nc6 4. c4 Nb6 5. c5 Nd5 6. Bc4 e6 7. Nf3 d6 8. cxd6 cxd6 9. Qe2 dxe5 10. dxe5 Bb4+ 11. Nbd2 0-0 12. 0-0 Na5 13. Bd3 Be7 14. Ne4 Nc6 15. Rd1 Qb6 16. Neg5 Bxg5 17. Bxh7+ Kh8 18. Nxg5 g6 19. Qf3 Nxe5 20. Qh3 Kg7 21. Ne4 Ng4 22. Qxg4 Rh8 23. Bxg6 fxg6 24. b3 Rh5 25. Bb2+ Kh6 26. Ng3 e5 27. Qf3 Nf4 28. Nxh5 Nxh5 29. Bxe5 Bf5 30. Rd6 Qc5 31. Qxf5 Qxd6 32. Qxh5+ Kxh5 33. Bxd6 Rd8 34. Rd1 Kg4 35. Rd5 g5 36. f4 gxf4 37. h3+ 1-0

[Event "FIN-chT"]
[Site "Finland"]
[Date "1987.??.??"]
[Round "?"]
[White "Froberg, Harri"]
[Black "Koskinen, Jukka"]
[Result "1-0"]
[ECO "D51"]
[PlyCount "95"]
[EventDate "1987.??.??"]
[EventType "team"]
[EventRounds "7"]
[EventCountry "FIN"]
[SourceTitle "EXT 1997"]
[Source "ChessBase"]
[SourceDate "1996.11.15"]
[SourceVersion "1"]
[SourceVersionDate "1996.11.15"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Nf3 c6 5. cxd5 cxd5 6. Bg5 Be7 7. e3 0-0 8. Be2 Nbd7 9. 0-0 Ne4 10. Bxe7 Qxe7 11. Nxe4 dxe4 12. Nd2 f5 13. Qb3 Nb6 14. f3 exf3 15. Nxf3 Bd7 16. Ne5 Ba4 17. Qd3 Rac8 18. Rac1 a6 19. Qd2 Qg5 20. b3 Bb5 21. Bc4 Rf6 22. Bxb5 Rxc1 23. Rxc1 axb5 24. Nf3 Qh6 25. Rc5 Nd5 26. Ne5 Rf8 27. Rxb5 Nxe3 28. Nf3 f4 29. Rxb7 Qg6 30. Rc7 Ra8 31. Rc1 h5 32. b4 Qf6 33. b5 h4 34. b6 Rb8 35. Ne5 Qg5 36. Nd7 Rd8 37. b7 Kh7 38. b8N Rxb8 39. Nxb8 h3 40. Qd3+ Kh6 41. Qe4 Nxg2 42. Qxe6+ g6 43. Qe5 Qd8 44. Rc3 f3 45. Rxf3 g5 46. Qf6+ Qxf6 47. Rxf6+ Kh5 48. d5 1-0

[Event "FIN-chT"]
[Site "Finland"]
[Date "1987.??.??"]
[Round "?"]
[White "Koskinen, Jukka"]
[Black "Vesa, Keijo"]
[Result "1-0"]
[ECO "C77"]
[PlyCount "123"]
[EventDate "1987.??.??"]
[EventType "team"]
[EventRounds "7"]
[EventCountry "FIN"]
[SourceTitle "EXT 1997"]
[Source "ChessBase"]
[SourceDate "1996.11.15"]
[SourceVersion "1"]
[SourceVersionDate "1996.11.15"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. d3 d6 6. c3 Be7 7. h3 0-0 8. 0-0 h6 9. Re1 b5 10. Bc2 Re8 11. a4 Bb7 12. Nbd2 Bf8 13. Nf1 g6 14. Ng3 Nb8 15. axb5 axb5 16. Rxa8 Bxa8 17. d4 Nbd7 18. Qd3 Qb8 19. Bd2 c5 20. d5 c4 21. Qf1 Qb6 22. Be3 Nc5 23. Ra1 Bb7 24. b4 cxb3 25. Bxb3 Nfd7 26. Bc2 Ra8 27. Rb1 Ba6 28. Rb4 Qa5 29. Qc1 Kh7 30. Bd2 Qc7 31. h4 Nb6 32. h5 Nc4 33. Be1 Qd7 34. Nd2 Nb6 35. Ndf1 Bg7 36. Ne3 Bc8 37. Qb1 Ba6 38. f3 Bf6 39. Bf2 Nba4 40. c4 bxc4 41. Nxc4 Bxc4 42. Rxc4 Bd8 43. hxg6+ fxg6 44. Rb4 Bc7 45. Ne2 Kg8 46. Be3 Kg7 47. Kf2 Ra6 48. Qh1 h5 49. g4 Qf7 50. gxh5 gxh5 51. Qh4 Ra8 52. Qg5+ Kf8 53. Qh6+ Ke7 54. Ng3 Kd7 55. Nxh5 Nc3 56. Bxc5 Ra2 57. Nf6+ Ke7 58. Bxd6+ Kxd6 59. Qd2 Qxf6 60. Qxc3 Qh4+ 61. Ke2 Qh2+ 62. Kd3 1-0

[Event "FIN-chT"]
[Site "Finland"]
[Date "1987.??.??"]
[Round "?"]
[White "Viitanen, Lauri"]
[Black "Koskinen, Jukka"]
[Result "1/2-1/2"]
[ECO "E09"]
[PlyCount "40"]
[EventDate "1987.??.??"]
[EventType "team"]
[EventRounds "7"]
[EventCountry "FIN"]
[SourceTitle "EXT 1997"]
[Source "ChessBase"]
[SourceDate "1996.11.15"]
[SourceVersion "1"]
[SourceVersionDate "1996.11.15"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 Nf6 3. c4 e6 4. g3 Be7 5. Bg2 c6 6. Qc2 Nbd7 7. Nbd2 0-0 8. 0-0 b6 9. b3 Ba6 10. Bb2 Rc8 11. e4 dxe4 12. Nxe4 Nxe4 13. Qxe4 Bf6 14. Rfd1 Qc7 15. Ne5 Bb7 16. Ng4 Be7 17. Qe2 Rfe8 18. Ne5 Ba8 19. Rd3 Nf6 20. Rad1 Rcd8 1/2-1/2

[Event "FIN-chT"]
[Site "Finland"]
[Date "1986.??.??"]
[Round "?"]
[White "Koskinen, Jukka"]
[Black "Halme, Olavi"]
[Result "1-0"]
[ECO "B07"]
[BlackElo "2200"]
[PlyCount "99"]
[EventDate "1986.??.??"]
[EventType "team"]
[EventRounds "7"]
[EventCountry "FIN"]
[SourceTitle "EXT 1997"]
[Source "ChessBase"]
[SourceDate "1996.11.15"]
[SourceVersion "1"]
[SourceVersionDate "1996.11.15"]
[SourceQuality "1"]

1. e4 g6 2. f4 Bg7 3. Nf3 d6 4. d4 c5 5. c3 Nf6 6. Bd3 0-0 7. h3 a6 8. a4 Qa5 9. 0-0 b5 10. Be3 c4 11. Bc2 Bb7 12. Nbd2 Qc7 13. Qe2 Nh5 14. Qf2 e5 15. fxe5 dxe5 16. dxe5 Bxe5 17. Nxe5 Qxe5 18. Bc5 Nd7 19. Bxf8 Rxf8 20. Qd4 Qe7 21. axb5 axb5 22. Ra7 Ng3 23. Re1 Bc6 24. Rc7 Qe6 25. Re3 Nh5 26. b3 Ne5 27. bxc4 bxc4 28. Nf3 Nd7 29. Ng5 Qe5 30. Qxe5 Nxe5 31. Nf3 Nxf3+ 32. Rxf3 Bb5 33. Rc5 Rb8 34. Rc7 Rf8 35. Bd1 Ng7 36. Be2 Ne6 37. Ra7 h6 38. Ra5 Rb8 39. Rf1 Bc6 40. Bxc4 Bxe4 41. Bxe6 fxe6 42. Rc5 h5 43. Rc7 Bf5 44. Ra1 g5 45. Raa7 g4 46. hxg4 hxg4 47. Kf2 Rf8 48. Ke3 e5 49. Rg7+ Kh8 50. Raf7 1-0

[Event "FIN-chT"]
[Site "Finland"]
[Date "1986.??.??"]
[Round "?"]
[White "Koskinen, Jukka"]
[Black "Makinen, Ilkka"]
[Result "1/2-1/2"]
[ECO "B21"]
[PlyCount "77"]
[EventDate "1986.??.??"]
[EventType "team"]
[EventRounds "7"]
[EventCountry "FIN"]
[SourceTitle "EXT 1997"]
[Source "ChessBase"]
[SourceDate "1996.11.15"]
[SourceVersion "1"]
[SourceVersionDate "1996.11.15"]
[SourceQuality "1"]

1. e4 g6 2. f4 Bg7 3. Nf3 c5 4. Bc4 e6 5. Nc3 a6 6. a4 Ne7 7. e5 d5 8. exd6 Qxd6 9. d3 Nf5 10. Ne4 Qe7 11. c3 0-0 12. Qe2 Nd7 13. a5 b5 14. axb6 Nxb6 15. Qf2 Nxc4 16. dxc4 Bb7 17. Qxc5 Qd7 18. Ng3 Bxf3 19. gxf3 Qd3 20. Bd2 Rfc8 21. Qf2 Rab8 22. Qe2 Qxe2+ 23. Kxe2 Rxb2 24. Rhb1 Bxc3 25. Rxb2 Bxb2 26. Nxf5 exf5 27. Ra4 Rc6 28. Kd3 Bf6 29. Bc3 Kf8 30. Bxf6 Rxf6 31. c5 Ke7 32. Kd4 Kd7 33. Kd5 Kc7 34. h4 Re6 35. Ra3 Rc6 36. Ra4 h6 37. Ra1 Re6 38. Ra3 h5 39. Ra2 1/2-1/2

[Event "FIN-chT"]
[Site "Finland"]
[Date "1986.??.??"]
[Round "?"]
[White "Tolvanen, Reino"]
[Black "Koskinen, Jukka"]
[Result "1-0"]
[ECO "B85"]
[PlyCount "73"]
[EventDate "1986.??.??"]
[EventType "team"]
[EventRounds "7"]
[EventCountry "FIN"]
[SourceTitle "EXT 1997"]
[Source "ChessBase"]
[SourceDate "1996.11.15"]
[SourceVersion "1"]
[SourceVersionDate "1996.11.15"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 e6 6. Be2 a6 7. Be3 Be7 8. 0-0 0-0 9. f4 Qc7 10. Qe1 Nc6 11. Qg3 Re8 12. a3 Rb8 13. e5 Nd7 14. exd6 Bxd6 15. Ndb5 axb5 16. Nxb5 Qd8 17. Nxd6 Re7 18. Rad1 Qa5 19. Ne4 Qa8 20. Bd3 f5 21. Nd6 b6 22. Bc4 Kf8 23. Nxc8 Rxc8 24. Rxd7 Rxd7 25. Bxe6 Rb7 26. Bxc8 Qxc8 27. Qf2 b5 28. Bc5+ Kf7 29. b4 Qe6 30. Re1 Qd5 31. Qe2 Rd7 32. Qh5+ Kf6 33. Qe8 h6 34. h4 g5 35. h5 Rg7 36. Qf8+ Rf7 37. Qxh6# 1-0

[Event "FIN-chT5 corr"]
[Site "Finland"]
[Date "1975.??.??"]
[Round "?"]
[White "Koskinen, Jukka"]
[Black "Froeberg, Aarne"]
[Result "0-1"]
[ECO "C89"]
[PlyCount "58"]
[EventDate "1975.??.??"]
[EventType "tourn (corr)"]
[EventRounds "9"]
[EventCountry "FIN"]
[SourceTitle "Corr Nr. 1"]
[Source "ChessBase"]
[SourceDate "1997.09.01"]
[SourceVersion "2"]
[SourceVersionDate "2000.04.19"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. 0-0 Be7 6. Re1 b5 7. Bb3 0-0 8. c3 d5 9. exd5 Nxd5 10. Nxe5 Nxe5 11. Rxe5 c6 12. d4 Bd6 13. Re1 Qh4 14. g3 Qh3 15. Be3 Bg4 16. Qd3 Rae8 17. Nd2 Re6 18. a4 f5 19. Qf1 Qh5 20. f4 Rfe8 21. Bxd5 cxd5 22. Bf2 Re2 23. Qg2 h6 24. Qxd5+ Kh7 25. h3 Bxh3 26. Nf1 Rxe1 27. Bxe1 Re4 28. Nh2 Bxf4 29. Kh1 Qe2 0-1

