[Event "FIN-chT2 Gp1 1617"]
[Site "Finland"]
[Date "2016.10.08"]
[Round "2.2"]
[White "Pentikainen, Tatu"]
[Black "Uusitalo, Martti"]
[Result "1-0"]
[ECO "A00"]
[PlyCount "51"]
[EventDate "2016.09.17"]
[EventType "team-tourn"]
[EventRounds "7"]
[EventCountry "FIN"]
[SourceTitle "EXT 2019"]
[Source "ChessBase"]
[SourceDate "2018.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2018.10.10"]
[SourceQuality "1"]
[WhiteTeam "Helsinki MeRa"]
[BlackTeam "Vantaa Remi II"]
[WhiteTeamCountry "FIN"]
[BlackTeamCountry "FIN"]

1. Nc3 d5 2. e4 dxe4 3. Nxe4 Bf5 4. Ng3 Bg6 5. d4 e6 6. h4 h6 7. Nf3 Nd7 8. Bd3 Bxd3 9. Qxd3 Bd6 10. Ne4 Be7 11. Bf4 Ngf6 12. 0-0-0 0-0 13. Rdg1 c6 14. g4 Nxe4 15. Qxe4 Nf6 16. Qe2 Nd5 17. Bd2 Bd6 18. Ne5 Bxe5 19. dxe5 f6 20. g5 Kh7 21. gxf6 g6 22. Rxg6 Kxg6 23. Qg4+ Kf7 24. Qh5+ Kg8 25. Qg6+ Kh8 26. Qg7# 1-0

[Event "FIN-chT2 Gp1 1617"]
[Site "Finland"]
[Date "2016.09.17"]
[Round "1.2"]
[White "Kilpela, Panu"]
[Black "Pentikainen, Tatu"]
[Result "1-0"]
[ECO "B07"]
[WhiteElo "2149"]
[PlyCount "78"]
[EventDate "2016.09.17"]
[EventType "team-tourn"]
[EventRounds "7"]
[EventCountry "FIN"]
[SourceTitle "EXT 2019"]
[Source "ChessBase"]
[SourceDate "2018.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2018.10.10"]
[SourceQuality "1"]
[WhiteTeam "Helsinki I-HSK"]
[BlackTeam "Helsinki MeRa"]
[WhiteTeamCountry "FIN"]
[BlackTeamCountry "FIN"]

1. d4 Nf6 2. Nf3 d6 3. Nbd2 g6 4. e4 Bg7 5. Bd3 0-0 6. c3 Nbd7 7. 0-0 e5 8. a4 h6 9. Re1 Nh5 10. Nc4 Re8 11. dxe5 Nxe5 12. Nfxe5 dxe5 13. g3 Bg4 14. f3 Bh3 15. Qe2 b6 16. Be3 Qe7 17. b4 Rad8 18. Kh1 Qf6 19. Nb2 Re7 20. Bb5 Re6 21. Red1 Red6 22. Rxd6 Rxd6 23. a5 Qe7 24. c4 f5 25. c5 Rf6 26. axb6 axb6 27. Qc4+ Kh7 28. Ra8 Bf8 29. Re8 Qg7 30. cxb6 cxb6 31. exf5 Rxf5 32. Bc6 Nf6 33. Rb8 b5 34. Rxb5 e4 35. Rb7 Be7 36. f4 Ng8 37. Bd4 Qf8 38. Bxe4 Nf6 39. Bc5 Rxc5 1-0

[Event "FIN Team Cup"]
[Site "Finland"]
[Date "2012.03.31"]
[Round "2.1"]
[White "Pentikainen, Tatu"]
[Black "Holopainen, Timo"]
[Result "1/2-1/2"]
[ECO "A39"]
[BlackElo "2155"]
[PlyCount "31"]
[EventDate "2012.03.31"]
[EventType "team-k.o."]
[EventRounds "6"]
[EventCountry "FIN"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]
[WhiteTeam "Helsinki MeRa"]
[BlackTeam "Helsinki KapSK"]
[WhiteTeamCountry "FIN"]
[BlackTeamCountry "FIN"]

1. Nf3 Nf6 2. g3 c5 3. Bg2 g6 4. 0-0 Bg7 5. d4 cxd4 6. Nxd4 0-0 7. c4 Nc6 8. Nc3 Nxd4 9. Qxd4 d6 10. Qd2 a6 11. b3 Rb8 12. Bb2 Qa5 13. Rfd1 Qh5 14. Nd5 Nxd5 15. Bxg7 Kxg7 16. cxd5 1/2-1/2

[Event "Vantaa op"]
[Site "Vantaa"]
[Date "2003.??.??"]
[Round "4"]
[White "Jarnefelt, Wilhelm"]
[Black "Pentikainen, Tatu"]
[Result "0-1"]
[ECO "B00"]
[PlyCount "94"]
[EventDate "2003.??.??"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "FIN"]
[SourceTitle "EXT 2005"]
[Source "ChessBase"]
[SourceDate "2004.11.15"]
[SourceVersion "1"]
[SourceVersionDate "2004.11.15"]
[SourceQuality "1"]

1. e4 Nc6 2. d4 e5 3. d5 Nce7 4. Bg5 f6 5. Be3 f5 6. Nc3 f4 7. Bd2 Ng6 8. Nf3 a6 9. g3 fxg3 10. hxg3 Bc5 11. Na4 Ba7 12. Bg5 Nf6 13. Bh3 Bxf2+ 14. Kf1 Ba7 15. Bf5 0-0 16. Kg2 d6 17. g4 Qe8 18. Nc3 Nxg4 19. Nh4 Nxh4+ 20. Rxh4 Bxf5 21. exf5 Nf2 22. Qf3 Qf7 23. f6 Qg6 24. Qg3 Qxc2 25. Rc1 Qg6 26. Rf1 gxf6 27. Bh6 Qxg3+ 28. Kxg3 Rf7 29. Rxf2 Bxf2+ 30. Kxf2 f5 31. Rh5 Kh8 32. Ne2 Rg8 33. Ng3 Rg6 34. Kf3 e4+ 35. Kf2 e3+ 36. Bxe3 f4 37. Bd4+ Kg8 38. Ne4 h6 39. Kf3 Kf8 40. Rh4 c6 41. dxc6 bxc6 42. Rxf4 Rxf4+ 43. Kxf4 Kf7 44. b4 Ke6 45. Nc3 h5 46. Ne4 Kd5 47. Bc3 Rg4+ 0-1

[Event "Vantaa op"]
[Site "Vantaa"]
[Date "2003.??.??"]
[Round "5"]
[White "Pentikainen, Tatu"]
[Black "Gronroos, Matti"]
[Result "0-1"]
[ECO "C40"]
[PlyCount "132"]
[EventDate "2003.??.??"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "FIN"]
[SourceTitle "EXT 2005"]
[Source "ChessBase"]
[SourceDate "2004.11.15"]
[SourceVersion "1"]
[SourceVersionDate "2004.11.15"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. d3 f5 4. g3 fxe4 5. dxe4 Nf6 6. Nbd2 Bc5 7. Bg2 d6 8. c3 0-0 9. b4 Bb6 10. 0-0 Bg4 11. Nc4 Kh8 12. Nxb6 axb6 13. Qc2 Qe8 14. h3 Bh5 15. Nh4 Ne7 16. a4 Bf7 17. b5 Bc4 18. Ba3 Bxf1 19. Rxf1 Nd7 20. Ra1 Nc5 21. Bb4 Ra7 22. Bf1 Qa8 23. a5 bxa5 24. Bxc5 dxc5 25. Bc4 b6 26. Qe2 Qe8 27. Rd1 Ra8 28. Qg4 Rd8 29. Re1 Rd6 30. Qg5 Rdf6 31. Re2 Nc8 32. Nf5 Rg6 33. Qc1 Nd6 34. Bd3 Nxb5 35. Bxb5 Qxb5 36. c4 Qe8 37. h4 h6 38. Qd1 Qe6 39. Qd3 a4 40. Rd2 Ra8 41. Kg2 a3 42. Ra2 b5 43. Rxa3 Rxa3 44. Qxa3 Qxc4 45. Qa8+ Kh7 46. Ne3 Qd4 47. h5 Rg5 48. Kf3 Rxh5 49. Qe8 Rg5 50. Qxb5 Rg6 51. Qb7 Rf6+ 52. Kg2 c4 53. Ng4 Rf7 54. f3 c3 55. Qb3 Re7 56. Qa3 c5 57. Qb3 h5 58. Nf2 Ra7 59. g4 c4 60. Qb1 Qd2 61. Qh1 g6 62. gxh5 Qg5+ 63. Ng4 Ra2+ 64. Kg3 gxh5 65. Qd1 Ra7 66. Qg1 Rf7 0-1

[Event "Vantaa op"]
[Site "Vantaa"]
[Date "2003.??.??"]
[Round "1"]
[White "Pentikainen, Tatu"]
[Black "Veingold, Aleksandr"]
[Result "0-1"]
[ECO "A05"]
[BlackElo "2480"]
[PlyCount "66"]
[EventDate "2003.??.??"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "FIN"]
[SourceTitle "EXT 2005"]
[Source "ChessBase"]
[SourceDate "2004.11.15"]
[SourceVersion "1"]
[SourceVersionDate "2004.11.15"]
[SourceQuality "1"]

1. Nf3 Nf6 2. g3 b5 3. Bg2 Bb7 4. 0-0 e6 5. d3 c5 6. e4 d6 7. Re1 Nbd7 8. Nbd2 Be7 9. Nf1 0-0 10. h4 Qc7 11. N1h2 c4 12. Be3 d5 13. Ng5 h6 14. f4 hxg5 15. hxg5 Nh7 16. e5 cxd3 17. cxd3 d4 18. Bxb7 Qxb7 19. Bd2 Rfc8 20. Qh5 Rc2 21. Re2 g6 22. Qh3 Nxe5 23. fxe5 Bxg5 24. Rd1 Be3+ 25. Rxe3 Rxd2 26. Rxd2 dxe3 27. Re2 Rd8 28. Qg2 Qa6 29. Qe4 Qxa2 30. Qxe3 Qb1+ 31. Kf2 Rxd3 32. Qxa7 Qh1 33. Nf1 Rf3+ 0-1

[Event "Vantaa op"]
[Site "Vantaa"]
[Date "2003.??.??"]
[Round "3"]
[White "Pentikainen, Tatu"]
[Black "Walta, Paivi"]
[Result "0-1"]
[ECO "B30"]
[BlackElo "2015"]
[PlyCount "96"]
[EventDate "2003.??.??"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "FIN"]
[SourceTitle "EXT 2005"]
[Source "ChessBase"]
[SourceDate "2004.11.15"]
[SourceVersion "1"]
[SourceVersionDate "2004.11.15"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. g3 Nc6 4. Bg2 Nf6 5. d3 Bd7 6. 0-0 Qc8 7. Re1 Bh3 8. Bh1 Bg4 9. Nbd2 g6 10. c3 Bg7 11. Nc4 0-0 12. Qb3 Rb8 13. a4 Nd7 14. Bg5 h6 15. Bf4 g5 16. Nxd6 exd6 17. Bxd6 Re8 18. Bxb8 Qxb8 19. Nd2 Nde5 20. Re3 Rd8 21. f3 Be6 22. Qc2 Qd6 23. Rd1 Nxd3 24. Nf1 c4 25. b4 Nce5 26. Bg2 Qb6 27. h3 f5 28. a5 Qc7 29. exf5 Bxf5 30. Qe2 Bg6 31. Nh2 b6 32. a6 b5 33. Ng4 Qb6 34. Kh2 Re8 35. Kh1 Qxa6 36. Rf1 Qc8 37. f4 Nxg4 38. Rxe8+ Qxe8 39. Qxe8+ Bxe8 40. hxg4 Bxc3 41. Bd5+ Kg7 42. Kg2 Bxb4 43. Kf3 gxf4 44. gxf4 Bd6 45. f5 a5 46. Ke3 Ne5 47. f6+ Kf8 48. Rg1 Bc5+ 0-1

[Event "Vantaa op"]
[Site "Vantaa"]
[Date "2003.??.??"]
[Round "2"]
[White "Vehkalahti, Veli"]
[Black "Pentikainen, Tatu"]
[Result "1-0"]
[ECO "E90"]
[WhiteElo "2047"]
[PlyCount "171"]
[EventDate "2003.??.??"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "FIN"]
[SourceTitle "EXT 2005"]
[Source "ChessBase"]
[SourceDate "2004.11.15"]
[SourceVersion "1"]
[SourceVersionDate "2004.11.15"]
[SourceQuality "1"]

1. Nf3 Nf6 2. d4 g6 3. c4 Bg7 4. Nc3 0-0 5. e4 d6 6. Bg5 h6 7. Bd2 e5 8. d5 Na6 9. Bd3 Nc5 10. Bc2 a5 11. h3 Bd7 12. Be3 Ne8 13. Qd2 Kh7 14. g4 a4 15. Bxc5 dxc5 16. Qe3 b6 17. a3 Nd6 18. Nd2 Qh4 19. 0-0-0 Rfb8 20. Bd3 Ra5 21. Nf3 Qe7 22. Rd2 Kh8 23. Kd1 Bc8 24. Rc2 Ba6 25. Ne2 Re8 26. Ng3 Bc8 27. Ne1 Bd7 28. Ng2 Raa8 29. f3 Kg8 30. h4 Rf8 31. g5 h5 32. Rf2 Nb7 33. Rc2 Na5 34. Rf1 Nb3 35. Ne2 Bh3 36. Qg1 Rad8 37. Rf2 Bc8 38. Ne3 Kh8 39. Qg3 Qd7 40. Ng2 Qh3 41. Qxh3 Bxh3 42. Ne3 f6 43. Rh2 Bc8 44. Ng1 f5 45. Rcf2 Rf7 46. Ne2 Rdf8 47. Rh1 Kh7 48. Rhf1 fxe4 49. Bxe4 Bh3 50. Rg1 Nd4 51. Rg3 Bc8 52. Kd2 Nf5 53. Bxf5 Bxf5 54. Nc3 Bd7 55. Ne4 Rf4 56. Ke2 Rxh4 57. d6 c6 58. Nc3 Ra8 59. Ne4 Rf4 60. Ng2 Rff8 61. Nh4 Be6 62. Kd3 Bf5 63. Nxf5 gxf5 64. g6+ Kg8 65. Ng5 Bf6 66. Rh2 e4+ 67. Ke3 Bd4+ 68. Kf4 Rae8 69. Nf7 Rxf7 70. gxf7+ Kxf7 71. d7 Be5+ 72. Kxf5 Bxg3 73. dxe8Q+ Kxe8 74. Re2 h4 75. Rxe4+ Kd7 76. Kg4 b5 77. f4 b4 78. axb4 cxb4 79. f5 c5 80. f6 Bd6 81. Kxh4 Bf8 82. Kg4 Kc7 83. Kf5 Kb6 84. f7 Bg7 85. Re8 Ka5 86. Ra8+ 1-0

[Event "Vantaa We EtVaS op"]
[Site "Vantaa"]
[Date "2002.??.??"]
[Round "1"]
[White "Kohvakka, Raimo"]
[Black "Pentikainen, Tatu"]
[Result "0-1"]
[ECO "C45"]
[PlyCount "116"]
[EventDate "2002.04.??"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "FIN"]
[SourceTitle "EXT 2004"]
[Source "ChessBase"]
[SourceDate "2003.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2003.11.25"]
[SourceQuality "1"]

1. e4 Nc6 2. Nf3 e5 3. d4 exd4 4. Nxd4 Qh4 5. Nb5 Qxe4+ 6. Be2 Kd8 7. 0-0 a6 8. Bf3 Qe5 9. N5c3 g5 10. Re1 Qg7 11. Qe2 Nge7 12. Bxc6 bxc6 13. Nd2 d5 14. Nf3 g4 15. Ne5 Be6 16. Bf4 Qf6 17. Nd3 Ng6 18. Be5 Nxe5 19. Nxe5 c5 20. Rad1 d4 21. Nxg4 Qf4 22. Qe5 Qxe5 23. Nxe5 Bd6 24. Na4 Kc8 25. b3 Kb7 26. Nd3 Kc6 27. Nab2 Rhg8 28. Ne5+ Kb5 29. a4+ Kb6 30. Nbc4+ Kb7 31. Rb1 Bd5 32. g3 Rae8 33. Nxd6+ cxd6 34. Nd3 Kc7 35. Nf4 Bf3 36. h4 Re5 37. Nd3 Ree8 38. Rxe8 Rxe8 39. Re1 Rxe1+ 40. Nxe1 Bd5 41. Kf1 Be4 42. Ke2 d5 43. f3 Bg6 44. Nd3 Kd6 45. Nf4 Bxc2 46. b4 cxb4 47. a5 Kc5 48. Kd2 b3 49. Ne2 d3 50. Nc3 d4 51. Na4+ Kb4 52. Nb2 Kxa5 53. g4 Kb5 54. f4 a5 55. g5 a4 56. h5 a3 57. f5 axb2 58. g6 b1Q 0-1

[Event "FIN-chT1A 0102"]
[Site "Finland"]
[Date "2002.??.??"]
[Round "5.6"]
[White "Pentikainen, Tatu"]
[Black "Granat, Simo"]
[Result "1-0"]
[ECO "B30"]
[PlyCount "129"]
[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 "Vantaa EtVaS II"]
[BlackTeam "Kankaanpaa SK"]
[WhiteTeamCountry "FIN"]
[BlackTeamCountry "FIN"]

1. e4 c5 2. Nf3 Nc6 3. d3 e6 4. g3 d6 5. Bg2 Be7 6. 0-0 Nf6 7. Re1 0-0 8. c3 Qc7 9. d4 b6 10. e5 dxe5 11. dxe5 Rd8 12. Qe2 Nd7 13. Bf4 Nf8 14. g4 Bb7 15. Bg3 Rd7 16. Nbd2 Rad8 17. h4 Qc8 18. Bf1 Ng6 19. Ne4 Rd5 20. Nd6 Bxd6 21. exd6 e5 22. Ng5 R5xd6 23. h5 Nf4 24. Qe4 g6 25. Bc4 Ne6 26. Nxe6 Nd4 27. cxd4 Bxe4 28. Nxd8 Bd5 29. Nxf7 Bxf7 30. dxe5 Rd4 31. Bxf7+ Kxf7 32. e6+ Ke8 33. hxg6 hxg6 34. g5 Qc6 35. Re3 Qd5 36. Re5 Rd1+ 37. Kh2 Qd3 38. Rxd1 Qxd1 39. e7 Qd2 40. Kg2 Qxb2 41. Re6 Qxa2 42. Rxg6 Kxe7 43. Rd6 Qe2 44. g6 Kf8 45. Kg1 c4 46. Rc6 b5 47. Rc7 Qd1+ 48. Kg2 Qd5+ 49. Kg1 b4 50. g7+ Kg8 51. Re7 c3 52. Be5 c2 53. Re8+ Kh7 54. Rh8+ Kg6 55. g8Q+ Qxg8 56. Rxg8+ Kf5 57. Bb2 a5 58. Rc8 b3 59. Rc4 Ke6 60. f4 Kd5 61. Ra4 Kc5 62. Rxa5+ Kc4 63. Kf2 Kd3 64. Rd5+ Kc4 65. Rd2 1-0

[Event "Vantaa We EtVaS op"]
[Site "Vantaa"]
[Date "2002.??.??"]
[Round "4"]
[White "Pentikainen, Tatu"]
[Black "Kekki, Jorma J"]
[Result "0-1"]
[ECO "A17"]
[BlackElo "2175"]
[PlyCount "144"]
[EventDate "2002.04.??"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "FIN"]
[SourceTitle "EXT 2004"]
[Source "ChessBase"]
[SourceDate "2003.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2003.11.25"]
[SourceQuality "1"]

1. Nf3 d5 2. g3 Nf6 3. Bg2 e6 4. 0-0 Be7 5. d3 b6 6. c4 0-0 7. Nc3 Bb7 8. b3 c5 9. Re1 d4 10. Nb5 a6 11. Na3 Nc6 12. Nc2 Qd7 13. a3 a5 14. Rb1 e5 15. Ng5 h6 16. Nh3 e4 17. Nf4 Ne5 18. b4 axb4 19. axb4 Rae8 20. Rf1 g5 21. Nh3 exd3 22. exd3 Bxg2 23. Kxg2 g4 24. Ng1 Qc6+ 25. f3 Nfd7 26. b5 gxf3+ 27. Nxf3 Qg6 28. Nce1 Bg5 29. Bxg5 hxg5 30. h3 f5 31. Rb2 f4 32. g4 Nxf3 33. Qxf3 Ne5 34. Qd5+ Qe6 35. Qe4 Rf6 36. Rff2 Nxg4 37. Qxe6+ Rfxe6 38. hxg4 Rxe1 39. Rbd2 R8e3 40. Rf3 Rxf3 41. Kxf3 Re3+ 42. Kf2 Rh3 43. Rd1 Kf7 44. Ra1 Rxd3 45. Ra6 Rc3 46. Rxb6 Rxc4 47. Rc6 Rc2+ 48. Kf3 c4 49. b6 c3 50. Ke4 Rb2 51. Kxd4 c2 52. Ke4 Rxb6 53. Rxc2 Rb4+ 54. Kf5 Rb5+ 55. Ke4 Ke6 56. Rc6+ Ke7 57. Rg6 Rb4+ 58. Kf3 Rb3+ 59. Kf2 Rb5 60. Kf3 Re5 61. Ra6 Re6 62. Ra5 Kf6 63. Rb5 Re3+ 64. Kf2 Rg3 65. Rb6+ Ke7 66. Rb7+ Kd6 67. Rg7 Rxg4 68. Kf3 Rg3+ 69. Ke4 f3 70. Rg6+ Kc5 71. Ke3 g4 72. Kf4 Rg2 0-1

[Event "FIN-chT1A 0102"]
[Site "Finland"]
[Date "2002.??.??"]
[Round "6.3"]
[White "Pentikainen, Tatu"]
[Black "Kivijarvi, Juha"]
[Result "0-1"]
[ECO "A87"]
[BlackElo "2176"]
[PlyCount "76"]
[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 "Vantaa EtVaS II"]
[BlackTeam "Salo SK"]
[WhiteTeamCountry "FIN"]
[BlackTeamCountry "FIN"]

1. Nf3 f5 2. g3 Nf6 3. Bg2 g6 4. 0-0 d6 5. d4 Bg7 6. c4 0-0 7. Nc3 Qe8 8. d5 Na6 9. Nd2 e5 10. dxe6 c6 11. Rb1 Bxe6 12. b3 Qd7 13. Bb2 Rad8 14. e4 f4 15. Ne2 Nh5 16. Bxg7 Kxg7 17. f3 fxg3 18. hxg3 d5 19. Qc2 d4 20. a3 Kg8 21. Nc1 Nxg3 22. Rf2 Qe7 23. Nf1 Nh5 24. Nd3 Nf4 25. Nxf4 Rxf4 26. Qc1 g5 27. b4 Qf7 28. c5 Nc7 29. Ng3 d3 30. Rbb2 h5 31. Qd2 h4 32. Ne2 Rf6 33. Qxg5+ Kf8 34. e5 dxe2 35. Rbxe2 Rd1+ 36. Kh2 Rg6 37. Qe3 Nd5 38. Qb3 Qf4# 0-1

[Event "Vantaa We EtVaS op"]
[Site "Vantaa"]
[Date "2002.??.??"]
[Round "2"]
[White "Pentikainen, Tatu"]
[Black "Salo, Heikki"]
[Result "0-1"]
[ECO "A08"]
[BlackElo "2260"]
[PlyCount "80"]
[EventDate "2002.04.??"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "FIN"]
[SourceTitle "EXT 2004"]
[Source "ChessBase"]
[SourceDate "2003.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2003.11.25"]
[SourceQuality "1"]

1. Nf3 d5 2. g3 Nf6 3. Bg2 g6 4. 0-0 Bg7 5. d3 0-0 6. Nbd2 c5 7. Re1 Nc6 8. e4 e6 9. c3 Rb8 10. e5 Nd7 11. d4 b5 12. Nf1 b4 13. h4 Ba6 14. N1h2 Qb6 15. Bf4 Rfc8 16. Ng4 Rb7 17. Nh6+ Kf8 18. Nxf7 Kxf7 19. Ng5+ Kg8 20. Nxe6 Ne7 21. Nxg7 Kxg7 22. h5 bxc3 23. bxc3 Qe6 24. Kh2 Rf8 25. Bh3 Nf5 26. Qg4 Rb2 27. Kg1 Bd3 28. Qg5 Be4 29. g4 Nh4 30. Qh6+ Kg8 31. Rxe4 dxe4 32. d5 Qxd5 33. hxg6 Nxg6 34. Be3 Ndxe5 35. g5 Qf7 36. Bxc5 Rfb8 37. Be3 Rb1+ 38. Rxb1 Rxb1+ 39. Kh2 Qf3 40. Be6+ Kh8 0-1

[Event "Vantaa We EtVaS op"]
[Site "Vantaa"]
[Date "2002.??.??"]
[Round "5"]
[White "Pentikainen, Tatu"]
[Black "Terasalo, Kari"]
[Result "1/2-1/2"]
[ECO "B11"]
[PlyCount "91"]
[EventDate "2002.04.??"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "FIN"]
[SourceTitle "EXT 2004"]
[Source "ChessBase"]
[SourceDate "2003.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2003.11.25"]
[SourceQuality "1"]

1. Nc3 c6 2. e4 d5 3. Nf3 Bg4 4. h3 Bxf3 5. Qxf3 dxe4 6. Nxe4 e6 7. c3 Be7 8. Qg3 g6 9. d4 Nd7 10. Bf4 Ngf6 11. Nxf6+ Nxf6 12. Be2 h5 13. Be5 Rh7 14. 0-0 Ne4 15. Qe3 Nf6 16. c4 Bd6 17. f4 Qe7 18. Bf3 Nd7 19. Rfe1 Nxe5 20. fxe5 Bc7 21. Kh1 Rd8 22. Rad1 Kf8 23. d5 cxd5 24. cxd5 exd5 25. Rxd5 Rxd5 26. Bxd5 Bb6 27. Qe4 Rg7 28. Qf4 g5 29. Qf5 g4 30. Qxh5 gxh3 31. gxh3 Qc5 32. Qh8+ Rg8 33. Qh6+ Rg7 34. Qh8+ Rg8 35. Qh6+ Rg7 36. Qd6+ Kg8 37. Qb8+ Qf8 38. Qxb7 Rh7 39. Kh2 Qh6 40. Qc8+ Kg7 41. Qg4+ Kf8 42. e6 Qd2+ 43. Re2 Bc7+ 44. Kg1 Bb6+ 45. Kh2 Bc7+ 46. Kg1 1/2-1/2

[Event "Vantaa We EtVaS op"]
[Site "Vantaa"]
[Date "2002.??.??"]
[Round "3"]
[White "Pesonen, Pekka"]
[Black "Pentikainen, Tatu"]
[Result "0-1"]
[ECO "D02"]
[PlyCount "76"]
[EventDate "2002.04.??"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "FIN"]
[SourceTitle "EXT 2004"]
[Source "ChessBase"]
[SourceDate "2003.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2003.11.25"]
[SourceQuality "1"]

1. d4 Nc6 2. Nf3 d5 3. Bf4 Bf5 4. e3 e6 5. c3 Bd6 6. Bxd6 cxd6 7. Bd3 Bxd3 8. Qxd3 Nf6 9. Nbd2 0-0 10. 0-0 e5 11. e4 dxe4 12. Nxe4 Nxe4 13. Qxe4 d5 14. Qh4 e4 15. Qxd8 Raxd8 16. Nd2 f5 17. g3 g5 18. b4 Rc8 19. Nb3 Nd8 20. Rac1 Nf7 21. Nc5 b6 22. Nd7 Rfd8 23. Ne5 f4 24. Nxf7 Kxf7 25. b5 Rc4 26. Rc2 Rdc8 27. Rfc1 Ke6 28. Kg2 Kf5 29. h3 f3+ 30. Kf1 Re8 31. Re1 Re6 32. Kg1 Rh6 33. Kh2 Ra4 34. Re3 a6 35. bxa6 Rxa6 36. Re1 b5 37. Rb1 Rxh3+ 38. Kg1 Rah6 0-1

[Event "FIN-chT1A 0102"]
[Site "Finland"]
[Date "2001.10.??"]
[Round "2.8"]
[White "Kullberg, Ari"]
[Black "Pentikainen, Tatu"]
[Result "0-1"]
[ECO "B00"]
[PlyCount "76"]
[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 SSK"]
[BlackTeam "Vantaa EtVaS II"]
[WhiteTeamCountry "FIN"]
[BlackTeamCountry "FIN"]

1. e4 Nc6 2. d4 e5 3. d5 Nce7 4. Nf3 Ng6 5. c4 Bc5 6. Nc3 Nf6 7. Be2 Qe7 8. a3 a5 9. h3 0-0 10. 0-0 d6 11. Rb1 a4 12. Bd3 Bd7 13. Bc2 Qe8 14. Be3 b6 15. Ne1 Kh8 16. Bxc5 bxc5 17. Nd3 Nf4 18. Nxf4 exf4 19. Qf3 Qe5 20. Ne2 Nh5 21. Nc1 Qg5 22. Re1 f6 23. Nd3 Rfe8 24. Bd1 g6 25. Kh2 Qh4 26. Rc1 Re7 27. Be2 Rae8 28. Bf1 g5 29. g3 g4 30. Qg2 Qg5 31. hxg4 Bxg4 32. gxf4 Qh4+ 33. Kg1 Rg8 34. Re3 Reg7 35. e5 Bf5 36. exf6 Rxg2+ 37. Bxg2 Nxf6 38. Kf1 Ng4 0-1

[Event "FIN-chT1A 0102"]
[Site "Finland"]
[Date "2001.10.??"]
[Round "4.5"]
[White "Suomalainen, Erkki"]
[Black "Pentikainen, Tatu"]
[Result "1/2-1/2"]
[ECO "E65"]
[PlyCount "68"]
[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 "Vantaa EtVaS II"]
[WhiteTeamCountry "FIN"]
[BlackTeamCountry "FIN"]

1. Nf3 Nf6 2. c4 g6 3. Nc3 Bg7 4. d4 0-0 5. g3 d6 6. Bg2 Na6 7. 0-0 c5 8. h3 Rb8 9. b3 b6 10. Bb2 Bf5 11. Re1 Qc8 12. Kh2 Ne4 13. Nxe4 Bxe4 14. Qd2 b5 15. cxb5 Rxb5 16. Rec1 Qb7 17. dxc5 Bxb2 18. Qxb2 Rxc5 19. Rxc5 Nxc5 20. Qd2 Rb8 21. Rc1 Qd5 22. Qxd5 Bxd5 23. Nd4 Bxg2 24. Kxg2 Rb6 25. Kf3 Kf8 26. Ke3 Ke8 27. Rc2 Kd7 28. h4 h5 29. Rc4 a5 30. Nc2 Rb5 31. Nd4 Rb6 32. Nc2 Rb5 33. Na3 Rb6 34. Nc2 Rb5 1/2-1/2

[Event "Vantaa op"]
[Site "Vantaa"]
[Date "2001.??.??"]
[Round "4"]
[White "Lindqvist, Tor Erik"]
[Black "Pentikainen, Tatu"]
[Result "1-0"]
[ECO "A25"]
[WhiteElo "2232"]
[PlyCount "65"]
[EventDate "2001.??.??"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "FIN"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. c4 Nc6 2. Nc3 e5 3. g3 Bb4 4. Nd5 Bc5 5. Bg2 d6 6. e3 Nge7 7. Ne2 Bg4 8. h3 Bh5 9. 0-0 0-0 10. Rb1 a5 11. a3 a4 12. Kh2 Kh8 13. d3 f5 14. Qc2 Nxd5 15. Bxd5 Na5 16. Nc3 e4 17. dxe4 c6 18. Be6 fxe4 19. Nxa4 Qe8 20. Bg4 Bxg4 21. hxg4 Qe6 22. b4 Nxc4 23. bxc5 Rxa4 24. Qxa4 Ne5 25. Qd1 d5 26. Bb2 Nf3+ 27. Kg2 Qxg4 28. Rh1 h5 29. Bc3 h4 30. Rxb7 d4 31. Bxd4 Ne1+ 32. Qxe1 Qf3+ 33. Kg1 1-0

[Event "Vantaa op"]
[Site "Vantaa"]
[Date "2001.??.??"]
[Round "3"]
[White "Pentikainen, Tatu"]
[Black "Aijala, Jouko"]
[Result "0-1"]
[ECO "C47"]
[BlackElo "2157"]
[PlyCount "136"]
[EventDate "2001.??.??"]
[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. Nf3 Nc6 3. Nc3 Nf6 4. g3 d5 5. exd5 Nxd5 6. Bg2 Nxc3 7. bxc3 Be7 8. Qe2 0-0 9. 0-0 Bf6 10. Rb1 Re8 11. Qe4 g6 12. d3 Bf5 13. Qc4 e4 14. Nd2 Ne5 15. Qa4 exd3 16. Rxb7 dxc2 17. Ne4 Bg7 18. Qxc2 Nd7 19. Rb5 Qe7 20. f3 a6 21. Ra5 Qe6 22. Kh1 Bxe4 23. fxe4 Ne5 24. Qe2 Red8 25. Bf4 Rd6 26. Rd5 h6 27. h4 Rad8 28. Rfd1 a5 29. R1d4 c6 30. Rxd6 Rxd6 31. Rxd6 Qxd6 32. Qd2 Qxd2 33. Bxd2 Nc4 34. Be1 Be5 35. Kg1 Kf8 36. Kf2 Ke7 37. Bf1 Nd6 38. Kf3 Nb5 39. c4 Nd4+ 40. Kf2 a4 41. Bd3 c5 42. Bd2 h5 43. Kg2 Ke6 44. Be3 Kd6 45. Kh3 Nc6 46. g4 Nb4 47. Bb1 hxg4+ 48. Kxg4 a3 49. Kg5 Nc6 50. Bc1 Bb2 51. Bf4+ Ke6 52. h5 gxh5 53. Kxh5 Ne5 54. Be3 Bd4 55. Bxd4 cxd4 56. c5 d3 57. Kg5 d2 58. Bc2 Nc4 59. Kf4 Nb2 60. Bb3+ Kd7 61. Ke3 d1Q 62. Bxd1 Nxd1+ 63. Kd4 Kc6 64. Kc4 f6 65. Kd4 Nb2 66. e5 fxe5+ 67. Kxe5 Kxc5 68. Ke4 Nc4 0-1

[Event "Vantaa op"]
[Site "Vantaa"]
[Date "2001.??.??"]
[Round "5"]
[White "Pentikainen, Tatu"]
[Black "Peurala, Jussi"]
[Result "1-0"]
[ECO "A04"]
[PlyCount "39"]
[EventDate "2001.??.??"]
[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 c5 2. Nf3 d6 3. d3 g6 4. g3 Bg7 5. Bg2 Nc6 6. 0-0 e6 7. c3 Nge7 8. Be3 0-0 9. Qc1 Qc7 10. Bh6 b6 11. Bxg7 Kxg7 12. h4 Ba6 13. c4 f5 14. a3 Rad8 15. b4 Bb7 16. Qc3+ e5 17. Ng5 Nd4 18. Qxd4 exd4 19. Ne6+ Kg8 20. Nxc7 1-0

[Event "Vantaa op"]
[Site "Vantaa"]
[Date "2001.??.??"]
[Round "2"]
[White "Pentikainen, Tatu"]
[Black "Pukkila, Markku"]
[Result "0-1"]
[ECO "A03"]
[BlackElo "2119"]
[PlyCount "103"]
[EventDate "2001.??.??"]
[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 d5 2. e3 c5 3. c3 Nf6 4. Bd3 g6 5. f4 Bg7 6. Nf3 Qc7 7. 0-0 0-0 8. Ne5 Nbd7 9. Nd2 Ne8 10. Ndf3 Nd6 11. Qe1 Nf6 12. Ng5 Bf5 13. Bxf5 Nxf5 14. g4 Nd6 15. Rf3 h6 16. Nxg6 fxg6 17. Ne6 Qd7 18. Nxf8 Rxf8 19. h3 Nfe4 20. Qf1 Ne8 21. Qg2 N8d6 22. Bd2 h5 23. Be1 Kh7 24. Rc1 Nf6 25. g5 Nfe4 26. Rc2 Qf5 27. Bh4 Nc4 28. Re2 a5 29. Rf1 e6 30. Be1 b6 31. h4 Ned6 32. b3 Na3 33. dxc5 bxc5 34. c4 Ra8 35. cxd5 exd5 36. Kh2 Nab5 37. Qh3 Qxh3+ 38. Kxh3 Nc3 39. Rc2 Nce4 40. Kg2 Nf5 41. Kf3 Bf8 42. Rh1 a4 43. b4 cxb4 44. Rc7+ Kg8 45. Rh2 b3 46. axb3 a3 47. Ra2 Nc5 48. Bc3 Nxb3 49. Rb7 Nxh4+ 50. Kf2 Nc5 51. Rc7 Ne4+ 52. Kf1 0-1

[Event "Vantaa op"]
[Site "Vantaa"]
[Date "2001.??.??"]
[Round "1"]
[White "Pirttilahti, Janne"]
[Black "Pentikainen, Tatu"]
[Result "0-1"]
[ECO "E81"]
[PlyCount "80"]
[EventDate "2001.??.??"]
[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 g6 3. Nc3 Bg7 4. e4 d6 5. f3 0-0 6. Bg5 Nbd7 7. Qd2 c5 8. d5 a6 9. Nh3 Ne5 10. Nf2 Qb6 11. Be2 Qb4 12. 0-0 Nxc4 13. Bxc4 Qxc4 14. Nd3 a5 15. Rac1 Re8 16. a4 Qa6 17. f4 Ng4 18. h3 Bd4+ 19. Kh1 Ne3 20. Rf3 Nc4 21. Qe1 Bd7 22. e5 Rac8 23. Qh4 dxe5 24. fxe5 Nxe5 25. Nxe5 Bxe5 26. Bxe7 f5 27. Bg5 Qb6 28. Nd1 Qb4 29. Rc4 Qb6 30. b3 Qd6 31. Nc3 b6 32. Rd3 Bd4 33. Bf4 Qe7 34. Qxe7 Rxe7 35. d6 Re1+ 36. Kh2 Be6 37. d7 Rd8 38. Nb5 Bxc4 39. bxc4 Rxd7 40. h4 Bg1+ 0-1

[Event "FIN-chT1B 9900"]
[Site "Finland"]
[Date "2000.??.??"]
[Round "5.5"]
[White "Eklof, Antti"]
[Black "Pentikainen, Tatu"]
[Result "0-1"]
[ECO "A40"]
[PlyCount "54"]
[EventDate "1999.??.??"]
[EventType "team-tourn"]
[EventRounds "7"]
[EventCountry "FIN"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]
[WhiteTeam "Helsinki Garde III"]
[BlackTeam "Vantaa EtVaS II"]
[WhiteTeamCountry "FIN"]
[BlackTeamCountry "FIN"]

1. d4 Nc6 2. d5 Ne5 3. f4 Ng6 4. e4 e5 5. dxe6 fxe6 6. Nf3 Bc5 7. f5 exf5 8. exf5 Qe7+ 9. Qe2 Qxe2+ 10. Bxe2 N6e7 11. g4 d6 12. Nc3 h5 13. Ng5 hxg4 14. Bxg4 Nf6 15. Bf3 Nxf5 16. Nd5 Nxd5 17. Bxd5 c6 18. Bf3 0-0 19. Bd2 Nh4 20. Be2 Bf2+ 21. Kd1 d5 22. a4 Bd7 23. Ra3 Rae8 24. Nh3 Rxe2 25. Kxe2 Bg4+ 26. Kf1 Be3+ 27. Ke1 Ng2# 0-1

[Event "Vantaa op1"]
[Site "Vantaa"]
[Date "2000.??.??"]
[Round "5"]
[White "Latvio, Erkki"]
[Black "Pentikainen, Tatu"]
[Result "1-0"]
[ECO "B00"]
[PlyCount "72"]
[EventDate "2000.??.??"]
[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 Nc6 2. d4 e5 3. d5 Nce7 4. Bc4 Ng6 5. Nf3 Bc5 6. 0-0 Nf6 7. Nc3 0-0 8. h3 Qe7 9. a3 a5 10. Qd3 c6 11. Rd1 b5 12. Ba2 Ba6 13. d6 Qd8 14. Ne2 Qb6 15. Bg5 Kh8 16. Bxf6 gxf6 17. Rf1 Rae8 18. Rad1 h6 19. Qd2 Kh7 20. b4 Bd4 21. c3 c5 22. cxd4 cxd4 23. Ng3 Nf4 24. Nf5 Bb7 25. Bb1 Rg8 26. N3h4 Nxh3+ 27. Kh2 Ng5 28. f3 Rg6 29. Bd3 a4 30. Rh1 Reg8 31. Nxg6 fxg6 32. Ng3 Qxd6 33. Bxb5 Qe6 34. Qd3 Bc8 35. Bc4 d5 36. Bxd5 Nxf3+ 1-0

[Event "Vantaa op1"]
[Site "Vantaa"]
[Date "2000.??.??"]
[Round "4"]
[White "Pentikainen, Tatu"]
[Black "Ojanen, Jyrki"]
[Result "1/2-1/2"]
[ECO "A45"]
[PlyCount "114"]
[EventDate "2000.??.??"]
[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. e3 e6 3. Bd3 b6 4. Qe2 Bb7 5. Nf3 Nc6 6. c3 d5 7. Ne5 Nxe5 8. dxe5 Nd7 9. f4 c5 10. b3 Qh4+ 11. g3 Qd8 12. 0-0 h5 13. h3 g5 14. c4 gxf4 15. exf4 Qc7 16. cxd5 Bxd5 17. Nc3 Bc6 18. a3 Rd8 19. Bc4 Nb8 20. Be3 Bd5 21. Rad1 Bxc4 22. Rxd8+ Qxd8 23. Qxc4 Qc7 24. Rd1 Be7 25. Qa4+ Kf8 26. Qc4 Qc6 27. Kf2 a6 28. Qd3 Kg7 29. f5 exf5 30. Qxf5 Qe6 31. Qxe6 fxe6 32. Ne4 Rd8 33. Nd6 Bxd6 34. exd6 Nd7 35. Bg5 Rf8+ 36. Ke3 Rf5 37. Bh4 Rd5 38. Rxd5 exd5 39. Kf4 Kg6 40. g4 hxg4 41. hxg4 Kf7 42. Kf5 c4 43. bxc4 dxc4 44. Be1 a5 45. Bc3 Nb8 46. g5 Nc6 47. g6+ Kg8 48. Ke6 b5 49. d7 b4 50. axb4 axb4 51. Bxb4 Kg7 52. Kf5 Nd4+ 53. Ke4 Nc6 54. Kd5 Nd8 55. Kxc4 Kxg6 56. Kd5 Kf6 57. Ba5 Ke7 1/2-1/2

[Event "Vantaa op1"]
[Site "Vantaa"]
[Date "2000.??.??"]
[Round "3"]
[White "Pentikainen, Tatu"]
[Black "Vuori, Sami"]
[Result "1/2-1/2"]
[ECO "B25"]
[PlyCount "51"]
[EventDate "2000.??.??"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "FIN"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. Nc3 c5 2. e4 Nc6 3. g3 g6 4. Bg2 Bg7 5. d3 d6 6. f4 e6 7. Nf3 Nge7 8. 0-0 a6 9. Be3 Qc7 10. Qd2 Rb8 11. Qf2 b5 12. Rae1 0-0 13. h3 b4 14. Nd1 f5 15. g4 h6 16. g5 h5 17. Nh4 Kh7 18. Bf3 e5 19. Qe2 exf4 20. Bxh5 fxe3 21. Bxg6+ Nxg6 22. Qh5+ Kg8 23. Nxg6 Qf7 24. Nxe3 Ne5 25. exf5 Bb7 26. Ng4 1/2-1/2

[Event "FIN-chT1B 9900"]
[Site "Finland"]
[Date "2000.??.??"]
[Round "6.5"]
[White "Pentikainen, Tatu"]
[Black "Wilen, Eero"]
[Result "0-1"]
[ECO "B06"]
[PlyCount "90"]
[EventDate "1999.??.??"]
[EventType "team-tourn"]
[EventRounds "7"]
[EventCountry "FIN"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]
[WhiteTeam "Vantaa EtVaS II"]
[BlackTeam "Helsinki I-HSK"]
[WhiteTeamCountry "FIN"]
[BlackTeamCountry "FIN"]

1. Nc3 g6 2. e4 Bg7 3. Bc4 c5 4. d3 Nc6 5. Be3 d6 6. a3 a6 7. Qd2 Rb8 8. Rb1 Bd7 9. b4 b5 10. Ba2 cxb4 11. axb4 a5 12. Nge2 Nxb4 13. Bb3 Nf6 14. f3 Qc7 15. 0-0 0-0 16. Kh1 Rfc8 17. Rfc1 e6 18. Nd1 Na6 19. c3 Qb7 20. Bd4 Ne8 21. Bxg7 Kxg7 22. d4 b4 23. Qa2 Ra8 24. Qxa5 Nc5 25. Qxb4 Qxb4 26. cxb4 Nxb3 27. Rxc8 Rxc8 28. Rxb3 Ba4 29. Rb1 Bxd1 30. Rxd1 Rc2 31. Nc1 Nc7 32. Nd3 Nb5 33. e5 d5 34. Kg1 Nxd4 35. Kf1 Rc3 36. Kf2 Rb3 37. Ke3 Nc2+ 38. Kd2 Nxb4 39. Nc5 Ra3 40. Rb1 Nc6 41. Rb7 Nxe5 42. Nxe6+ Kf6 43. Nf4 d4 44. Nd5+ Ke6 45. f4 Nc4+ 0-1

[Event "Vantaa op1"]
[Site "Vantaa"]
[Date "2000.??.??"]
[Round "2"]
[White "Sinervuo, Veli Pekka"]
[Black "Pentikainen, Tatu"]
[Result "1-0"]
[ECO "A40"]
[PlyCount "79"]
[EventDate "2000.??.??"]
[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 Nc6 2. c4 e5 3. e3 Nf6 4. Nf3 Qe7 5. Be2 g6 6. 0-0 Bg7 7. Nc3 0-0 8. a3 d6 9. Nd5 Nxd5 10. cxd5 Nd8 11. dxe5 dxe5 12. e4 f5 13. Bc4 Nf7 14. Bg5 Qd6 15. exf5 gxf5 16. Bd2 Qf6 17. Bc3 Qe7 18. Re1 Re8 19. Nxe5 Bxe5 20. Rxe5 Qxe5 21. Bxe5 Nxe5 22. Bb3 Kf8 23. f4 Nf7 24. Rc1 Re7 25. Qd4 Rd7 26. Re1 Rd6 27. Qc5 Bd7 28. Qxc7 Rd8 29. Qc5 a6 30. Qb4 b6 31. Qc3 Rc8 32. Qd3 a5 33. Bd1 Rf6 34. Qd4 Rd6 35. Bh5 Be8 36. b4 a4 37. Re6 Rcd8 38. Bxf7 Bxf7 39. Qh8+ Bg8 40. Qf6+ 1-0

[Event "Vantaa op1"]
[Site "Vantaa"]
[Date "2000.??.??"]
[Round "1"]
[White "Tuovinen, Jukka"]
[Black "Pentikainen, Tatu"]
[Result "1-0"]
[ECO "C68"]
[PlyCount "43"]
[EventDate "2000.??.??"]
[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 Nc6 2. Nf3 e5 3. Bb5 a6 4. Bxc6 dxc6 5. d4 exd4 6. Qxd4 Qxd4 7. Nxd4 Bd7 8. Be3 Ne7 9. Nd2 c5 10. Ne2 Nc6 11. 0-0-0 0-0-0 12. f3 b6 13. Nf4 Ne5 14. Nd5 Be6 15. Bg5 Rd6 16. Bf4 f6 17. Bxe5 fxe5 18. Nc4 Rd8 19. Nxe5 Kb7 20. Nf4 Re8 21. Nxe6 Rxe6 22. Nf7 1-0

[Event "FIN-chT1B 9900"]
[Site "Finland"]
[Date "1999.??.??"]
[Round "?"]
[White "Broman, Hannu"]
[Black "Pentikainen, Tatu"]
[Result "1/2-1/2"]
[ECO "A40"]
[PlyCount "137"]
[EventDate "1999.??.??"]
[EventType "team-tourn"]
[EventRounds "7"]
[EventCountry "FIN"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]
[WhiteTeam "Helsinki SSK"]
[BlackTeam "Vantaa EtVaS II"]
[WhiteTeamCountry "FIN"]
[BlackTeamCountry "FIN"]

1. d4 Nc6 2. e4 e5 3. d5 Nce7 4. c4 Ng6 5. Be3 Bb4+ 6. Nd2 Nf6 7. Bd3 Nh4 8. Kf1 0-0 9. a3 Be7 10. g3 Ng6 11. h4 d6 12. h5 Nh8 13. Be2 a5 14. Kg2 a4 15. Ngf3 Ng4 16. Nf1 g6 17. N3d2 Nxe3+ 18. Nxe3 Bg5 19. Nef1 f5 20. f3 Nf7 21. hxg6 hxg6 22. Bd3 Kg7 23. Qe2 Bd7 24. Qf2 b6 25. Re1 Qf6 26. exf5 Bxd2 27. Qxd2 gxf5 28. Re2 Rg8 29. Rf2 Kf8 30. f4 Re8 31. Be2 Re7 32. Bh5 Nh6 33. Qc3 Qg7 34. Rh3 Ng4 35. Bxg4 Qxg4 36. Ne3 Qg6 37. Kh2 Ke8 38. Ng2 Kd8 39. Kg1 Kc8 40. Qd2 Reg7 41. Qc3 Qg4 42. Kh2 Re7 43. Ne3 Qg6 44. Ng2 Kb7 45. fxe5 dxe5 46. c5 bxc5 47. Qxc5 Qd6 48. Qxd6 cxd6 49. Rh6 Reg7 50. Rc2 Rg6 51. Rh7 R8g7 52. Rxg7 Rxg7 53. Ne3 Rg6 54. Rc4 Rf6 55. Rb4+ Kc7 56. Kg1 Rf8 57. Nc4 f4 58. Nb6 Rg8 59. Nxd7 Rxg3+ 60. Kf2 Kxd7 61. Rxa4 Rb3 62. Ra7+ Kc8 63. Ke2 e4 64. Ra4 Rxb2+ 65. Kd1 e3 66. Rxf4 Rd2+ 67. Ke1 Rxd5 68. Ke2 Re5 69. Rf3 1/2-1/2

[Event "Helsinki We I HSK"]
[Site "Helsinki"]
[Date "1999.??.??"]
[Round "3"]
[White "Koskinen, Veikko"]
[Black "Pentikainen, Tatu"]
[Result "1/2-1/2"]
[ECO "B00"]
[PlyCount "81"]
[EventDate "1999.??.??"]
[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 Nc6 2. Nf3 d6 3. Nc3 Bg4 4. Be2 e6 5. d4 Nf6 6. Be3 d5 7. e5 Nd7 8. a3 Be7 9. Qd2 h6 10. 0-0 Nb6 11. b3 Qd7 12. Ne1 Bxe2 13. Qxe2 a5 14. Nf3 Na7 15. Rfd1 0-0 16. Nd2 Rfc8 17. Qg4 Kh7 18. Ne2 a4 19. b4 Qc6 20. Rdc1 Nc4 21. Nxc4 Qxc4 22. f4 g6 23. Qf3 Rg8 24. Bd2 Nc8 25. Qd3 Nb6 26. Rf1 c6 27. Rf3 Kg7 28. Raf1 Rh8 29. Ng3 Bh4 30. f5 Qxd3 31. f6+ Kf8 32. cxd3 Bxg3 33. Rxg3 Nc8 34. Rh3 h5 35. g4 h4 36. Bg5 Na7 37. Be3 Ke8 38. Kf2 Nb5 39. Ra1 Kd7 40. g5 Rh5 41. Kf3 1/2-1/2

[Event "FIN-chT1B 9900"]
[Site "Finland"]
[Date "1999.??.??"]
[Round "?"]
[White "Toikkanen, Vesa"]
[Black "Pentikainen, Tatu"]
[Result "1-0"]
[ECO "B00"]
[PlyCount "101"]
[EventDate "1999.??.??"]
[EventType "team-tourn"]
[EventRounds "7"]
[EventCountry "FIN"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]
[WhiteTeam "Helsinki MatSK II"]
[BlackTeam "Vantaa EtVaS II"]
[WhiteTeamCountry "FIN"]
[BlackTeamCountry "FIN"]

1. d4 Nc6 2. d5 Ne5 3. e4 Ng6 4. Be3 e5 5. Qd2 Nf6 6. f3 Be7 7. Nc3 0-0 8. 0-0-0 d6 9. g3 c6 10. Nge2 Qa5 11. h4 Rd8 12. h5 Nf8 13. Kb1 Kh8 14. g4 Ne8 15. Ng3 f6 16. Nf5 Rd7 17. Bc4 Bd8 18. g5 fxg5 19. Bxg5 Bxg5 20. Qxg5 Qd8 21. Qg2 a6 22. dxc6 bxc6 23. Nh4 Qf6 24. Ng6+ Nxg6 25. hxg6 h6 26. Rdg1 Re7 27. Rh5 Be6 28. Bxe6 Qxe6 29. Rf5 Nf6 30. Rh1 Nd5 31. Nxd5 cxd5 32. Rd1 d4 33. Rh5 Rf8 34. Rhh1 a5 35. Rhg1 Rb7 36. Ka1 Qc4 37. Qd2 a4 38. c3 a3 39. b3 Qe6 40. cxd4 Rxf3 41. Qa5 Rb8 42. d5 Qh3 43. Qxa3 Rfxb3 44. axb3 Qc3+ 45. Ka2 Qc2+ 46. Ka1 Qc3+ 47. Qb2 Qe3 48. Qc2 Qa7+ 49. Kb1 Qe3 50. Kb2 Rf8 51. Rgf1 1-0

