[Event "Helsinki MatSK op"]
[Site "Helsinki"]
[Date "2020.02.23"]
[Round "6"]
[White "Arstila, Petteri"]
[Black "Sarkio, Lauri"]
[Result "1-0"]
[ECO "C16"]
[WhiteElo "2061"]
[BlackElo "2045"]
[PlyCount "89"]
[EventDate "2020.02.21"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "FIN"]
[SourceTitle "CBM 195 Extra"]
[Source "ChessBase"]
[SourceDate "2020.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.05.31"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. e5 Ne7 5. a3 Bxc3+ 6. bxc3 b6 7. Bb5+ c6 8. Bd3 Ba6 9. Qg4 Bxd3 10. cxd3 Nf5 11. Nf3 c5 12. dxc5 bxc5 13. 0-0 Nd7 14. a4 0-0 15. Re1 Qa5 16. Bd2 Qa6 17. d4 Rfc8 18. Qh5 Nf8 19. g4 g6 20. Qh3 Ng7 21. Bg5 cxd4 22. cxd4 Rc3 23. Re3 Rac8 24. Rae1 Rxe3 25. fxe3 Rc2 26. Be7 Qd3 27. Bxf8 Kxf8 28. Qxh7 Qe4 29. Qh3 Ke7 30. Ng5 Qd3 31. Rf1 Nf5 32. gxf5 exf5 33. Qf3 Qd2 34. Rf2 Qe1+ 35. Kg2 Rc1 36. Nh3 a5 37. Kg3 Rc3 38. Nf4 Qg1+ 39. Rg2 Qe1+ 40. Kh3 Ra3 41. Nxd5+ Kf8 42. Qf4 Kg7 43. Qg5 Qd1 44. Qf6+ Kh7 45. Qxf7+ 1-0

[Event "Helsinki MatSK op"]
[Site "Helsinki"]
[Date "2020.02.23"]
[Round "7"]
[White "Paakkonen, Timo"]
[Black "Arstila, Petteri"]
[Result "1/2-1/2"]
[ECO "C92"]
[WhiteElo "2216"]
[BlackElo "2061"]
[PlyCount "163"]
[EventDate "2020.02.21"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "FIN"]
[SourceTitle "CBM 195 Extra"]
[Source "ChessBase"]
[SourceDate "2020.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.05.31"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. 0-0 Be7 6. Re1 b5 7. Bb3 d6 8. c3 0-0 9. h3 Bb7 10. d4 Qd7 11. Nbd2 Rad8 12. a4 exd4 13. axb5 axb5 14. cxd4 Ra8 15. Rxa8 Bxa8 16. e5 dxe5 17. dxe5 Nd5 18. Ne4 Ncb4 19. Neg5 c5 20. Nxf7 Qf5 21. e6 c4 22. Nd4 Qg6 23. Ne5 Qb1 24. Bc2 Nxc2 25. Qxc2 Qxc2 26. Nxc2 Nf4 27. Bxf4 Rxf4 28. g3 Re4 29. Rxe4 Bxe4 30. Nd4 Bf6 31. e7 Bxe7 32. Nxb5 Bd5 33. Nc7 Bd6 34. Nxd5 Bxe5 35. Nc3 Kf7 36. f4 Bd4+ 37. Kg2 Ke6 38. Kf3 g6 39. Ke4 Bg7 40. g4 Bf6 41. Na4 Bg7 42. f5+ gxf5+ 43. gxf5+ Kd6 44. Nb6 c3 45. bxc3 Bxc3 46. Nd5 Bb2 47. Nf4 Ke7 48. Nh5 Kf7 49. Kf4 Bc1+ 50. Ke5 Bb2+ 51. Ke4 Bc1 52. Kf3 Bb2 53. Kg4 Bc1 54. Nf4 Kf6 55. Ne2 Be3 56. Ng3 Bc1 57. h4 Kf7 58. Ne4 Be3 59. Ng5+ Kg7 60. Kf3 Bc1 61. Ke4 Bb2 62. Kd5 Kf6 63. Ke4 Kg7 64. Nf3 Kf6 65. Nh2 Bc3 66. Ng4+ Kf7 67. Kf4 Bd2+ 68. Kf3 Bc1 69. Nf2 Kf6 70. Kg4 Be3 71. Ne4+ Kf7 72. f6 Ke6 73. Kh5 Bc1 74. Ng5+ Kxf6 75. Nxh7+ Kg7 76. Ng5 Bxg5 77. hxg5 Kh7 78. g6+ Kg7 79. Kg5 Kg8 80. Kf6 Kf8 81. g7+ Kg8 82. Kg6 1/2-1/2

[Event "Helsinki MatSK op"]
[Site "Helsinki"]
[Date "2020.02.22"]
[Round "4"]
[White "Arstila, Petteri"]
[Black "Salimaki, Janne"]
[Result "1-0"]
[ECO "B00"]
[WhiteElo "2061"]
[BlackElo "2114"]
[PlyCount "92"]
[EventDate "2020.02.21"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "FIN"]
[SourceTitle "CBM 195 Extra"]
[Source "ChessBase"]
[SourceDate "2020.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.05.31"]
[SourceQuality "1"]

1. e4 b6 2. d4 Bb7 3. Bd3 g6 4. Nf3 Bg7 5. Qe2 e6 6. Bg5 Ne7 7. Nbd2 h6 8. Bf4 d6 9. c3 a6 10. h3 Nd7 11. e5 dxe5 12. dxe5 0-0 13. 0-0 Nc5 14. Bc2 a5 15. Rad1 Ba6 16. c4 Nd5 17. Bg3 Nb4 18. Bb1 Qe7 19. Bh4 g5 20. Bg3 Rfd8 21. Ne4 Nd7 22. Rxd7 Qxd7 23. Nf6+ Bxf6 24. exf6 Nd3 25. Qe4 b5 26. Nxg5 hxg5 27. Qg4 Qc6 28. Qh5 Bb7 29. f3 Qc5+ 30. Kh2 bxc4 31. Qh6 Qf8 32. Qxg5+ Kh7 33. Qh4+ Qh6 34. Qxc4 Ba6 35. Qxc7 Qg6 36. Be5 Rg8 37. g4 Rac8 38. Qxa5 Rc5 39. Qxa6 Rd8 40. Bc3 Rcd5 41. Rd1 Kh8 42. Qc4 R8d7 43. a4 Rd8 44. a5 Ne5 45. Bxe5 Rd2+ 46. Kg3 Qh6 1-0

[Event "Helsinki MatSK op"]
[Site "Helsinki"]
[Date "2020.02.22"]
[Round "5"]
[White "Blinkov, Pavel Vladimir"]
[Black "Arstila, Petteri"]
[Result "1-0"]
[ECO "A45"]
[WhiteElo "2297"]
[BlackElo "2061"]
[PlyCount "96"]
[EventDate "2020.02.21"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "FIN"]
[SourceTitle "CBM 195 Extra"]
[Source "ChessBase"]
[SourceDate "2020.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.05.31"]
[SourceQuality "1"]

1. d4 Nf6 2. Bf4 e6 3. e3 c5 4. Nc3 a6 5. Qf3 d5 6. g4 Qa5 7. Nge2 Nc6 8. Bg2 Ne4 9. Rd1 Be7 10. 0-0 Nxc3 11. Nxc3 0-0 12. dxc5 Qxc5 13. Qh3 Qb4 14. Rb1 Rd8 15. a3 Qc4 16. Rfd1 b5 17. Bc7 Rd7 18. Bb6 Nd8 19. e4 Rb8 20. b3 Qc6 21. Bxd8 Bxd8 22. exd5 exd5 23. Bxd5 Qf6 24. Rd3 g6 25. Re1 Re7 26. Rxe7 Qxe7 27. Qf3 Be6 28. Bxe6 Qxe6 29. Qe4 Qf6 30. Kg2 Rc8 31. Nd5 Qc6 32. Rc3 Qd7 33. Rxc8 Qxc8 34. c4 Kg7 35. Qd4+ f6 36. g5 Kf7 37. gxf6 Qf5 38. h3 bxc4 39. bxc4 Qg5+ 40. Kh2 Bxf6 41. Nxf6 Qxf6 42. Qxf6+ Kxf6 43. Kg3 Ke5 44. Kg4 h6 45. f4+ Kd4 46. h4 Kxc4 47. h5 gxh5+ 48. Kxh5 Kd5 1-0

[Event "Helsinki MatSK op"]
[Site "Helsinki"]
[Date "2020.02.21"]
[Round "2"]
[White "Arstila, Petteri"]
[Black "Lindholm, Jere"]
[Result "0-1"]
[ECO "B24"]
[WhiteElo "2061"]
[BlackElo "2158"]
[PlyCount "57"]
[EventDate "2020.02.21"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "FIN"]
[SourceTitle "CBM 195 Extra"]
[Source "ChessBase"]
[SourceDate "2020.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.05.31"]
[SourceQuality "1"]

1. e4 c5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. f4 e6 6. Nf3 Nge7 7. 0-0 0-0 8. d3 d5 9. e5 Nf5 10. Ne2 f6 11. exf6 Bxf6 12. c3 b5 13. Re1 Qb6 14. g4 Nh4 15. Nxh4 Bxh4 16. Ng3 Kh8 17. g5 Ne7 18. Re5 Bd7 19. Qg4 Bxg3 20. hxg3 Rac8 21. Qd1 a5 22. Qe1 Qd6 23. Bd2 b4 24. Bh3 Nc6 25. Re2 Rce8 26. Kh2 e5 27. Bxd7 Qxd7 28. fxe5 Nxe5 29. Rxe5 0-1

[Event "Helsinki MatSK op"]
[Site "Helsinki"]
[Date "2020.02.21"]
[Round "3"]
[White "Smeds, Tom"]
[Black "Arstila, Petteri"]
[Result "0-1"]
[ECO "A26"]
[WhiteElo "1878"]
[BlackElo "2061"]
[PlyCount "89"]
[EventDate "2020.02.21"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "FIN"]
[SourceTitle "CBM 195 Extra"]
[Source "ChessBase"]
[SourceDate "2020.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.05.31"]
[SourceQuality "1"]

1. c4 e5 2. g3 Nc6 3. Bg2 g6 4. Nc3 Bg7 5. e4 Nge7 6. Nge2 0-0 7. d3 d6 8. 0-0 Bg4 9. h3 Be6 10. Kh2 Qd7 11. a3 f5 12. b4 h6 13. b5 Nd8 14. Qb3 g5 15. exf5 Nxf5 16. Bxb7 Nxb7 17. Bb2 Nc5 18. Qc2 Ne7 19. g4 Rf3 20. Rad1 Raf8 21. Ng3 Bf7 22. Nce4 Bg6 23. Nxc5 dxc5 24. Ne4 Bxe4 25. dxe4 Qe6 26. Rd3 Qf6 27. Kg2 Ng6 28. Bc1 Nh4+ 29. Kg1 Rxd3 30. Qxd3 Nf3+ 31. Kh1 Nd4 32. a4 Qf3+ 33. Qxf3 Rxf3 34. Kg2 Rc3 35. Bb2 Rxc4 36. a5 Rb4 37. Bxd4 exd4 38. b6 cxb6 39. axb6 axb6 40. Ra1 Be5 41. Ra8+ Kf7 42. Rd8 c4 43. f3 c3 44. Kf2 Rc4 45. Rd7+ 0-1

[Event "Helsinki Lautt SK op"]
[Site "Helsinki"]
[Date "2019.10.06"]
[Round "3"]
[White "Arstila, Petteri"]
[Black "Tiiva, Eetu"]
[Result "1-0"]
[ECO "B00"]
[WhiteElo "2065"]
[BlackElo "1921"]
[PlyCount "55"]
[EventDate "2019.10.05"]
[EventType "swiss"]
[EventRounds "4"]
[EventCountry "FIN"]
[SourceTitle "EXT 2021"]
[Source "ChessBase"]
[SourceDate "2020.10.23"]
[SourceVersion "1"]
[SourceVersionDate "2020.10.23"]
[SourceQuality "1"]

1. e4 b6 2. d4 Bb7 3. Nc3 e6 4. Nf3 Bb4 5. Bd3 Nf6 6. Qe2 d5 7. e5 Ne4 8. 0-0 Bxc3 9. bxc3 Nxc3 10. Qe3 Ne4 11. Ne1 c5 12. c3 Nd7 13. Bb5 Rc8 14. f3 cxd4 15. cxd4 Nc3 16. Bd3 Bc6 17. Bd2 Bb5 18. Bxb5 Nxb5 19. a4 Nc7 20. f4 g6 21. Nf3 Nb8 22. g4 h5 23. h3 Nc6 24. Ng5 Na5 25. Bxa5 bxa5 26. f5 hxg4 27. fxg6 fxg6 28. Nf7 1-0

[Event "Helsinki Lautt SK op"]
[Site "Helsinki"]
[Date "2019.10.06"]
[Round "4"]
[White "Ertbjerg, Per"]
[Black "Arstila, Petteri"]
[Result "1/2-1/2"]
[ECO "A45"]
[WhiteElo "2092"]
[BlackElo "2065"]
[PlyCount "96"]
[EventDate "2019.10.05"]
[EventType "swiss"]
[EventRounds "4"]
[EventCountry "FIN"]
[SourceTitle "EXT 2021"]
[Source "ChessBase"]
[SourceDate "2020.10.23"]
[SourceVersion "1"]
[SourceVersionDate "2020.10.23"]
[SourceQuality "1"]

1. d4 Nf6 2. Bg5 e6 3. e4 h6 4. Bxf6 Qxf6 5. c3 d6 6. Bd3 Nd7 7. Ne2 e5 8. 0-0 Qd8 9. f4 Be7 10. fxe5 dxe5 11. Nd2 c6 12. Nc4 Qc7 13. Ne3 0-0 14. Nf5 Bf6 15. Kh1 Kh7 16. Bc2 g6 17. Ne3 Bg7 18. Bb3 Nf6 19. Ng3 b5 20. Qe2 h5 21. Qf3 Ng4 22. Nc2 a5 23. a3 Qe7 24. h3 Nh6 25. Rad1 Ba6 26. Rf2 Rad8 27. Rfd2 Bb7 28. Ne3 h4 29. Ne2 f5 30. exf5 Nxf5 31. Nxf5 Rxf5 32. Qe4 Rdf8 33. Bc2 Bh6 34. Rd3 c5 35. d5 Qg5 36. Rf3 Bc8 37. d6 Rxf3 38. gxf3 Bf5 39. Qb7+ Kh8 40. Bxf5 Qxf5 41. Ng1 Bf4 42. Qe4 Qe6 43. d7 Rd8 44. Qd5 Qf5 45. Qd3 Qe6 46. Qxb5 Be3 47. Qd3 Bxg1 48. Kxg1 Qxh3 1/2-1/2

[Event "Helsinki Lautt SK op"]
[Site "Helsinki"]
[Date "2019.10.05"]
[Round "1"]
[White "Arstila, Petteri"]
[Black "Karttinen, Risto"]
[Result "1-0"]
[ECO "B07"]
[WhiteElo "2065"]
[BlackElo "1956"]
[PlyCount "89"]
[EventDate "2019.10.05"]
[EventType "swiss"]
[EventRounds "4"]
[EventCountry "FIN"]
[SourceTitle "EXT 2021"]
[Source "ChessBase"]
[SourceDate "2020.10.23"]
[SourceVersion "1"]
[SourceVersionDate "2020.10.23"]
[SourceQuality "1"]

1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. Be3 Bg7 5. Qd2 c6 6. f3 b5 7. h4 h5 8. Nh3 Bxh3 9. Rxh3 Nbd7 10. Nd1 a6 11. Nf2 Qc7 12. Be2 c5 13. c3 Nb6 14. b3 cxd4 15. cxd4 Rc8 16. a4 bxa4 17. Bxa6 Qc3 18. Rb1 Qxd2+ 19. Kxd2 Ra8 20. Bb7 Ra7 21. Bc6+ Nfd7 22. bxa4 0-0 23. Rb4 Rb8 24. Rh1 e6 25. d5 exd5 26. exd5 Ra5 27. Bxb6 Rxb6 28. Rhb1 Rxb4 29. Rxb4 Rc5 30. Ne4 Bh6+ 31. Ke2 Rc2+ 32. Kd3 Rxg2 33. Bxd7 f5 34. Nxd6 Rd2+ 35. Kc4 Rc2+ 36. Kb5 Bf8 37. Be6+ Kh7 38. Rc4 Rb2+ 39. Kc6 Rb3 40. Nf7 Kg7 41. Ng5 Be7 42. d6 Bd8 43. Kd7 Bxg5 44. hxg5 Rxf3 45. Ke7 1-0

[Event "Helsinki Lautt SK op"]
[Site "Helsinki"]
[Date "2019.10.05"]
[Round "2"]
[White "Syvalahti, Heikki"]
[Black "Arstila, Petteri"]
[Result "0-1"]
[ECO "A45"]
[WhiteElo "2126"]
[BlackElo "2065"]
[PlyCount "87"]
[EventDate "2019.10.05"]
[EventType "swiss"]
[EventRounds "4"]
[EventCountry "FIN"]
[SourceTitle "EXT 2021"]
[Source "ChessBase"]
[SourceDate "2020.10.23"]
[SourceVersion "1"]
[SourceVersionDate "2020.10.23"]
[SourceQuality "1"]

1. d4 Nf6 2. Bg5 e6 3. e4 h6 4. Bxf6 Qxf6 5. c3 d6 6. Bd3 Nd7 7. Ne2 e5 8. 0-0 Qd8 9. f4 Be7 10. fxe5 dxe5 11. Qb3 0-0 12. Bc4 Bf6 13. d5 c6 14. dxc6 bxc6 15. Qc2 Nc5 16. b4 Ne6 17. Nd2 Bg5 18. Nf3 Be3+ 19. Kh1 Qc7 20. Rad1 Re8 21. Nh4 Rd8 22. Nf5 Bb6 23. Rxd8+ Qxd8 24. Neg3 Nf4 25. Rd1 Qc7 26. Nd6 Bg4 27. Ne2 Rd8 28. Nf5 Kh7 29. Rxd8 Qxd8 30. Nxf4 exf4 31. h3 Bh5 32. Qd3 Qg5 33. Nd4 Bc7 34. Nf3 Qe7 35. Qe2 g5 36. Bd3 Kg7 37. Qf2 Bxf3 38. gxf3 Bb6 39. Qb2 Qe5 40. Qb3 h5 41. Kg2 Qf6 42. Qc4 g4 43. hxg4 Qh4 44. gxh5 0-1

[Event "Helsinki MatSK op"]
[Site "Helsinki"]
[Date "2019.02.24"]
[Round "6"]
[White "Arstila, Petteri"]
[Black "Heinola, Vesa Pekka"]
[Result "0-1"]
[ECO "B15"]
[BlackElo "2261"]
[PlyCount "66"]
[EventDate "2019.02.22"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "FIN"]
[SourceTitle "CBM 189 Extra"]
[Source "ChessBase"]
[SourceDate "2019.06.03"]
[SourceVersion "1"]
[SourceVersionDate "2019.06.03"]
[SourceQuality "1"]

1. e4 c6 2. Nc3 g6 3. d4 d5 4. e5 Bg7 5. f4 h5 6. Bd3 Nh6 7. Nf3 Bf5 8. Be2 Bg4 9. Be3 Nf5 10. Bf2 e6 11. Qd3 Nd7 12. g3 h4 13. 0-0-0 Qa5 14. Ng5 Bxe2 15. Qxe2 b5 16. g4 Nh6 17. h3 Nb6 18. Be1 b4 19. Nb1 Bf8 20. b3 Qxa2 21. Rf1 a5 22. Qd3 a4 23. f5 a3 24. fxe6 Qb2+ 25. Kd2 Be7 26. exf7+ Kd7 27. Nf3 a2 28. Qxg6 a1Q 29. Bxh4 Ra2 30. Na3 Qc3+ 31. Ke2 bxa3 32. Rd2 Qxf1+ 33. Kxf1 Qxf3+ 0-1

[Event "Helsinki MatSK op"]
[Site "Helsinki"]
[Date "2019.02.24"]
[Round "7"]
[White "Paasikangas Tella, Johanna"]
[Black "Arstila, Petteri"]
[Result "1-0"]
[ECO "A45"]
[WhiteElo "2211"]
[PlyCount "117"]
[EventDate "2019.02.22"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "FIN"]
[SourceTitle "CBM 189 Extra"]
[Source "ChessBase"]
[SourceDate "2019.06.03"]
[SourceVersion "1"]
[SourceVersionDate "2019.06.03"]
[SourceQuality "1"]

1. d4 Nf6 2. Bg5 e6 3. e3 h6 4. Bh4 c5 5. c3 cxd4 6. exd4 d5 7. Bd3 Bd7 8. Nf3 Qb6 9. Qb3 Qxb3 10. axb3 Nc6 11. b4 g5 12. Bg3 Nh5 13. b5 Ne7 14. Nbd2 Nf4 15. Bxf4 gxf4 16. b6 a6 17. Nb3 Nc6 18. Nc5 Rb8 19. Nxd7 Kxd7 20. b4 Bg7 21. b5 axb5 22. Bxb5 Ra8 23. Kd2 Kd6 24. g3 fxg3 25. hxg3 Ne7 26. Kd3 Rhf8 27. Nd2 Rxa1 28. Rxa1 Nc8 29. Nb3 Nxb6 30. Nc5 Ra8 31. Nxb7+ Ke7 32. Rb1 Ra2 33. Ke3 Ra3 34. Kd3 Ra2 35. f3 Rf2 36. Ke3 Rc2 37. Rb3 Nc8 38. Bd3 Rg2 39. Nc5 Nd6 40. Ra3 h5 41. Ra7+ Ke8 42. Kf4 Nc4 43. Bxc4 dxc4 44. Ne4 Bh6+ 45. Ke5 Bg7+ 46. Kd6 Bf8+ 47. Kc6 Be7 48. Ra8+ Bd8 49. Nd6+ Ke7 50. Ra7+ Kf8 51. Rxf7+ Kg8 52. Rd7 Ba5 53. Ne4 Rc2 54. Kd6 Bxc3 55. Kxe6 Re2 56. Kf5 Bb4 57. Rb7 Ba5 58. Nf6+ Kf8 59. Kg6 1-0

[Event "Helsinki MatSK op"]
[Site "Helsinki"]
[Date "2019.02.23"]
[Round "4"]
[White "Arstila, Petteri"]
[Black "Aalto, Patrik"]
[Result "1/2-1/2"]
[ECO "B23"]
[BlackElo "1985"]
[PlyCount "49"]
[EventDate "2019.02.22"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "FIN"]
[SourceTitle "CBM 189 Extra"]
[Source "ChessBase"]
[SourceDate "2019.06.03"]
[SourceVersion "1"]
[SourceVersionDate "2019.06.03"]
[SourceQuality "1"]

1. e4 c5 2. Nc3 e6 3. g3 d5 4. exd5 exd5 5. d4 cxd4 6. Qxd4 Nc6 7. Qxd5 Qe7+ 8. Be3 Be6 9. Qb5 0-0-0 10. Bd3 Nf6 11. 0-0-0 Nd5 12. Nge2 Nxe3 13. fxe3 Qc5 14. Nd4 Nxd4 15. exd4 Rxd4 16. Rhe1 a6 17. Qe8+ Rd8 18. Qa4 Qb4 19. Be4 Rxd1+ 20. Rxd1 Qxa4 21. Nxa4 Be7 22. Nb6+ Kc7 23. Nd5+ Bxd5 24. Rxd5 h6 25. c4 1/2-1/2

[Event "Helsinki MatSK op"]
[Site "Helsinki"]
[Date "2019.02.23"]
[Round "5"]
[White "Salimaki, Janne"]
[Black "Arstila, Petteri"]
[Result "0-1"]
[ECO "C86"]
[WhiteElo "2088"]
[PlyCount "68"]
[EventDate "2019.02.22"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "FIN"]
[SourceTitle "CBM 189 Extra"]
[Source "ChessBase"]
[SourceDate "2019.06.03"]
[SourceVersion "1"]
[SourceVersionDate "2019.06.03"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. Qe2 b5 6. Bb3 Be7 7. 0-0 0-0 8. c3 d5 9. d3 Be6 10. Nbd2 Re8 11. Re1 Qd7 12. Nf1 d4 13. cxd4 Nxd4 14. Nxd4 exd4 15. Bxe6 Qxe6 16. Ng3 c5 17. b3 Rac8 18. Bb2 Red8 19. Rad1 Qb6 20. e5 Nd5 21. e6 Bf6 22. Qg4 Qc6 23. Nf5 fxe6 24. Rxe6 Qd7 25. Rde1 Rc6 26. g3 Kf8 27. Rxc6 Qxc6 28. Qh5 g6 29. Qh6+ Kg8 30. Nh4 Re8 31. Rxe8+ Qxe8 32. Kg2 Qe2 33. Nxg6 Ne3+ 34. Kh3 Qg4# 0-1

[Event "Helsinki MatSK op"]
[Site "Helsinki"]
[Date "2019.02.22"]
[Round "2"]
[White "Arstila, Petteri"]
[Black "Lallukka, Taneli"]
[Result "1-0"]
[ECO "B15"]
[BlackElo "1878"]
[PlyCount "57"]
[EventDate "2019.02.22"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "FIN"]
[SourceTitle "CBM 189 Extra"]
[Source "ChessBase"]
[SourceDate "2019.06.03"]
[SourceVersion "1"]
[SourceVersionDate "2019.06.03"]
[SourceQuality "1"]

1. e4 c6 2. Nc3 d5 3. Nf3 dxe4 4. Nxe4 Nf6 5. Nxf6+ exf6 6. d4 Bd6 7. Bd3 0-0 8. 0-0 Bg4 9. Be3 Nd7 10. h3 Bh5 11. c4 c5 12. Be2 cxd4 13. Nxd4 Bxe2 14. Qxe2 Bc5 15. Rfd1 Rc8 16. Nf5 Qc7 17. Qg4 g5 18. Rxd7 Qc6 19. Bxc5 Qxc5 20. Ne7+ Kg7 21. Nxc8 Rxc8 22. Qe6 Rf8 23. Rad1 Kg6 24. Qd5 Qb4 25. Rxb7 Qa4 26. c5 h5 27. c6 g4 28. Rd4 Qc2 29. Qe4+ 1-0

[Event "Helsinki MatSK op"]
[Site "Helsinki"]
[Date "2019.02.22"]
[Round "3"]
[White "Elomaa, Arto"]
[Black "Arstila, Petteri"]
[Result "1/2-1/2"]
[ECO "E14"]
[WhiteElo "2126"]
[PlyCount "60"]
[EventDate "2019.02.22"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "FIN"]
[SourceTitle "CBM 189 Extra"]
[Source "ChessBase"]
[SourceDate "2019.06.03"]
[SourceVersion "1"]
[SourceVersionDate "2019.06.03"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 e6 3. c4 c5 4. e3 b6 5. Nc3 Bb7 6. d5 exd5 7. cxd5 d6 8. Bb5+ Nbd7 9. a4 a6 10. Bc4 g6 11. 0-0 Bg7 12. h3 0-0 13. e4 Re8 14. Re1 Qe7 15. Bf4 h6 16. Qd2 Kh7 17. e5 dxe5 18. Nxe5 Nxe5 19. Bxe5 Qd7 20. Rad1 Ne4 21. Rxe4 Rxe5 22. Rde1 Rae8 23. Rxe5 Rxe5 24. Rxe5 Bxe5 25. Qe2 Bxc3 26. bxc3 Bxd5 27. Bxd5 Qxd5 28. Qxa6 Qd1+ 29. Kh2 Qd6+ 30. Kg1 Qd1+ 1/2-1/2

[Event "Helsinki MatSK op"]
[Site "Helsinki"]
[Date "2019.02.22"]
[Round "1"]
[White "Koskinen, Veikko"]
[Black "Arstila, Petteri"]
[Result "0-1"]
[ECO "C47"]
[WhiteElo "1891"]
[PlyCount "48"]
[EventDate "2019.02.22"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "FIN"]
[SourceTitle "CBM 189 Extra"]
[Source "ChessBase"]
[SourceDate "2019.06.03"]
[SourceVersion "1"]
[SourceVersionDate "2019.06.03"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Nc3 Nf6 4. h3 d5 5. exd5 Nxd5 6. Nxd5 Qxd5 7. Qe2 Be7 8. Qc4 Be6 9. Qxd5 Bxd5 10. Be2 e4 11. Nh2 Nd4 12. Bd1 Bc4 13. Ng4 0-0-0 14. b3 Be6 15. Bb2 f5 16. Ne3 Bf6 17. Bc3 h5 18. Bxd4 Bxd4 19. c3 Bf6 20. Be2 f4 21. Bc4 Rhe8 22. Bxe6+ Rxe6 23. Nc2 e3 24. d4 Bh4 0-1

[Event "Helsinki MatSK Weekend"]
[Site "Helsinki"]
[Date "2018.02.25"]
[Round "6"]
[White "Arstila, Petteri"]
[Black "Al Argha, Hisham"]
[Result "0-1"]
[ECO "C30"]
[WhiteElo "2065"]
[BlackElo "2199"]
[PlyCount "72"]
[EventDate "2018.02.23"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "FIN"]
[SourceTitle "EXT 2019"]
[Source "ChessBase"]
[SourceDate "2018.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2018.10.10"]
[SourceQuality "1"]

1. e4 e5 2. f4 Bc5 3. Nf3 d6 4. Nc3 Nf6 5. Bc4 Nc6 6. d3 a6 7. Nd5 Ng4 8. Qe2 Bf2+ 9. Kd1 Nd4 10. Nxd4 Bxd4 11. c3 Ba7 12. Kc2 c6 13. Ne3 Qh4 14. f5 Nf6 15. g3 Qh3 16. Bd2 0-0 17. Raf1 d5 18. exd5 Bxe3 19. Qxe3 cxd5 20. Bb3 Bxf5 21. Qxe5 Bg6 22. Qd4 Rfe8 23. Rf2 Ng4 24. Rf4 Ne5 25. Bxd5 Nxd3 26. Rh4 Qf5 27. Kb3 Rac8 28. c4 Nc5+ 29. Ka3 Qc2 30. b3 Re2 31. Re1 Qxd2 32. Qxd2 Rxd2 33. b4 Nd3 34. Bxb7 Rb8 35. Re7 Nc1 36. b5 a5 0-1

[Event "Helsinki MatSK Weekend"]
[Site "Helsinki"]
[Date "2018.02.25"]
[Round "7"]
[White "Miettinen, Teemu"]
[Black "Arstila, Petteri"]
[Result "1/2-1/2"]
[ECO "C47"]
[WhiteElo "1996"]
[BlackElo "2065"]
[PlyCount "96"]
[EventDate "2018.02.23"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "FIN"]
[SourceTitle "EXT 2019"]
[Source "ChessBase"]
[SourceDate "2018.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2018.10.10"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Nf6 5. Nc3 Bb4 6. Nxc6 bxc6 7. Bd3 d5 8. exd5 cxd5 9. 0-0 0-0 10. Bg5 c6 11. Qf3 Rb8 12. h3 Bd6 13. Rab1 Re8 14. Nd1 Bc7 15. Bxf6 Qxf6 16. Qxf6 gxf6 17. Ne3 Bb6 18. Ng4 Kg7 19. Rbe1 Bd7 20. b3 Ba5 21. Rxe8 Rxe8 22. Ne3 Re5 23. g4 Bd2 24. Nf5+ Kh8 25. Rd1 Re1+ 26. Rxe1 Bxe1 27. Kf1 Bb4 28. Ke2 Kg8 29. f3 Bxf5 30. Bxf5 h6 31. Kd3 Bd6 32. c4 dxc4+ 33. Kxc4 Kf8 34. Bd7 Ke7 35. Bxc6 f5 36. b4 Kd8 37. b5 Ba3 38. Kd5 Ke7 39. Ke5 fxg4 40. hxg4 Kf8 41. Be4 Ke7 42. Kd5 Kd7 43. Kc4 Kd6 44. Kb3 Bc1 45. a4 Kc5 46. Bd3 Bd2 47. Bc4 f6 48. Bf7 Kd4 1/2-1/2

[Event "Helsinki MatSK Weekend"]
[Site "Helsinki"]
[Date "2018.02.25"]
[Round "5"]
[White "Syvalahti, Heikki"]
[Black "Arstila, Petteri"]
[Result "0-1"]
[ECO "A45"]
[WhiteElo "2080"]
[BlackElo "2065"]
[PlyCount "102"]
[EventDate "2018.02.23"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "FIN"]
[SourceTitle "EXT 2019"]
[Source "ChessBase"]
[SourceDate "2018.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2018.10.10"]
[SourceQuality "1"]

1. d4 Nf6 2. Bg5 e6 3. e4 h6 4. Bxf6 Qxf6 5. c3 d6 6. Bd3 Nd7 7. Ne2 e5 8. 0-0 g6 9. f4 Qe7 10. Nd2 Bg7 11. Nf3 c6 12. fxe5 dxe5 13. Ng3 0-0 14. Bc4 b5 15. Bb3 a5 16. d5 Nc5 17. dxc6 Nxb3 18. Qxb3 Qc5+ 19. Kh1 Be6 20. Qc2 Qxc6 21. Rfc1 Rac8 22. h3 Rfd8 23. Rd1 b4 24. Rxd8+ Rxd8 25. Rc1 Rc8 26. Ne2 Kh7 27. Nd2 Qb6 28. c4 Qf2 29. Qd3 Rc7 30. b3 Rd7 31. Qf3 Qc5 32. Nf1 f5 33. Neg3 f4 34. Ne2 h5 35. Kh2 Bh6 36. Rc2 Bf7 37. Rd2 Rxd2 38. Nxd2 Qd6 39. Nf1 Be8 40. Qf2 Bc6 41. Qa7+ Bg7 42. Qb6 Bf8 43. Qxa5 Bxe4 44. Ng1 Qd3 45. Qa7+ Kh6 46. Qf2 Bd6 47. Nf3 Bc6 48. Qd2 Qxd2 49. N3xd2 e4 50. Kh1 e3 51. Nf3 Bxf3 0-1

[Event "Helsinki MatSK Weekend"]
[Site "Helsinki"]
[Date "2018.02.24"]
[Round "4"]
[White "Arstila, Petteri"]
[Black "Tuovinen, Jukka"]
[Result "1/2-1/2"]
[ECO "C35"]
[WhiteElo "2065"]
[BlackElo "2018"]
[PlyCount "132"]
[EventDate "2018.02.23"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "FIN"]
[SourceTitle "EXT 2019"]
[Source "ChessBase"]
[SourceDate "2018.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2018.10.10"]
[SourceQuality "1"]

1. e4 e5 2. f4 exf4 3. Nf3 Be7 4. Nc3 Bh4+ 5. Ke2 Be7 6. d4 d6 7. Bxf4 f5 8. Qd2 fxe4 9. Nxe4 Nf6 10. Nxf6+ Bxf6 11. Re1 0-0 12. Kd1 Bf5 13. h3 d5 14. Ng5 Qd7 15. g4 Bxg5 16. Bxg5 Be4 17. Rh2 Qa4 18. a3 Nc6 19. Be3 Rae8 20. Kc1 b5 21. Qc3 b4 22. Qc5 bxa3 23. Qxa3 Qxa3 24. bxa3 Rb8 25. Rf2 Rfe8 26. c4 Rb1+ 27. Kd2 Rxe1 28. Kxe1 Bd3 29. Bxd3 Rxe3+ 30. Kd2 Rxh3 31. cxd5 Na5 32. Kc3 Nb7 33. Rb2 Nd6 34. Kd2 Rg3 35. Rb8+ Kf7 36. Bxh7 Rxa3 37. Bg8+ Ke7 38. Be6 a5 39. Rg8 Ne8 40. Kc2 Rf3 41. Bf5 a4 42. Kb2 Rb3+ 43. Ka2 Rf3 44. Bg6 Rf8 45. Rxf8 Kxf8 46. Ka3 Nf6 47. Bf5 Nxd5 48. Kxa4 Ke7 49. Kb5 Kd6 50. Bd3 Ne3 51. Be2 Kd5 52. Bf3+ Kxd4 53. Kc6 g5 54. Kxc7 Ke5 55. Kb6 Kf4 56. Bc6 Nxg4 57. Bd7 Ne3 58. Kc5 Nf5 59. Kc4 g4 60. Kd3 g3 61. Ke2 Nd4+ 62. Kf1 Kf3 63. Bh3 Nc2 64. Bg2+ Kf4 65. Bb7 Ne3+ 66. Kg1 Ke5 1/2-1/2

[Event "Helsinki MatSK Weekend"]
[Site "Helsinki"]
[Date "2018.02.23"]
[Round "2"]
[White "Arstila, Petteri"]
[Black "Bederdin, Lauri"]
[Result "0-1"]
[ECO "C34"]
[WhiteElo "2065"]
[BlackElo "1974"]
[PlyCount "58"]
[EventDate "2018.02.23"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "FIN"]
[SourceTitle "EXT 2019"]
[Source "ChessBase"]
[SourceDate "2018.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2018.10.10"]
[SourceQuality "1"]

1. e4 e5 2. f4 exf4 3. Nf3 Nf6 4. e5 Nh5 5. Be2 d6 6. 0-0 dxe5 7. Nxe5 Qd4+ 8. Kh1 Qxe5 9. Bxh5 Be6 10. d4 Qa5 11. Bxf4 Nc6 12. c3 0-0-0 13. Nd2 g6 14. Bf3 h5 15. b4 Qa3 16. Nb3 Bg7 17. Qd2 Bd5 18. Be2 b6 19. Rac1 Rhe8 20. c4 Be6 21. d5 Nxb4 22. Bf3 Nxa2 23. Rc2 Nb4 24. Rcc1 Qxb3 25. Rb1 Qc3 26. Qxc3 Bxc3 27. Rfc1 Bf5 28. Rb3 Re1+ 29. Rxe1 Bxe1 0-1

[Event "Helsinki MatSK Weekend"]
[Site "Helsinki"]
[Date "2018.02.23"]
[Round "3"]
[White "Lallukka, Taneli"]
[Black "Arstila, Petteri"]
[Result "0-1"]
[ECO "E32"]
[WhiteElo "1905"]
[BlackElo "2065"]
[PlyCount "126"]
[EventDate "2018.02.23"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "FIN"]
[SourceTitle "EXT 2019"]
[Source "ChessBase"]
[SourceDate "2018.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2018.10.10"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 0-0 5. a3 Bxc3+ 6. Qxc3 b6 7. Bg5 c5 8. Nf3 Bb7 9. e3 Ne4 10. Bxd8 Nxc3 11. Be7 Re8 12. Bxc5 Na4 13. Bb4 Nxb2 14. Rb1 Na4 15. Be2 Nc6 16. Bd2 b5 17. Bd1 Nb6 18. cxb5 Ne7 19. 0-0 Nc4 20. Bb4 Nd5 21. Be2 Rac8 22. a4 Nxb4 23. Rxb4 Bxf3 24. gxf3 Nb6 25. Rfb1 Nd5 26. Rc4 Nc3 27. Rxc8 Rxc8 28. Rb2 Nxa4 29. Rd2 Kf8 30. Kg2 Ke7 31. Bd1 Nb6 32. Ra2 Rc7 33. Be2 d5 34. e4 Kd6 35. e5+ Kd7 36. f4 Nc8 37. Kf3 Rc3+ 38. Kg2 Kc7 39. Ra6 g6 40. h4 Kb7 41. h5 Nb6 42. h6 Rc2 43. Kf3 Rc1 44. Kg4 Rg1+ 45. Kh4 Rg2 46. Bg4 Rxf2 47. Kg5 Rg2 48. Ra1 Nc4 49. Kf6 Rxg4 50. Kxf7 Rxf4+ 51. Kg7 Rxd4 52. Kxh7 Rh4 53. Kxg6 Nxe5+ 54. Kg7 d4 55. h7 d3 56. Ra4 Rh3 57. h8Q Rxh8 58. Kxh8 Nf3 59. Ra3 d2 60. Rd3 e5 61. Kg7 e4 62. Rd7+ Kb6 63. Kf6 e3 0-1

[Event "Helsinki op"]
[Site "Helsinki"]
[Date "2000.??.??"]
[Round "1"]
[White "Arstila, Petteri"]
[Black "Malcsev, Aleksander"]
[Result "1-0"]
[ECO "B23"]
[BlackElo "2355"]
[PlyCount "97"]
[EventDate "2000.??.??"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "FIN"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. e4 c5 2. Nc3 Nc6 3. f4 g6 4. Nf3 Bg7 5. Bc4 e6 6. f5 Nge7 7. fxe6 dxe6 8. d3 0-0 9. 0-0 Nd4 10. Bg5 h6 11. Bf4 a6 12. Qd2 Kh7 13. Rae1 b5 14. Bb3 Bb7 15. Kh1 Rc8 16. Qf2 c4 17. dxc4 bxc4 18. Ba4 Nxf3 19. Qxf3 Qb6 20. Qg3 Bc6 21. Bd6 Qb7 22. Bxc6 Rxc6 23. Rd1 f5 24. Qf3 fxe4 25. Qxe4 Rxf1+ 26. Rxf1 Nf5 27. Be5 Rb6 28. Qe2 Rxb2 29. Bxg7 Qxg7 30. Ne4 Qd4 31. g4 Qd5 32. Qf3 Kg7 33. gxf5 exf5 34. Qc3+ Kf8 35. Qxb2 Qxe4+ 36. Kg1 Qe3+ 37. Kg2 Qe2+ 38. Kg1 Qe3+ 39. Rf2 Qe1+ 40. Kg2 Qe4+ 41. Kf1 Qh1+ 42. Ke2 Qe4+ 43. Kd2 Qd5+ 44. Ke1 Qe4+ 45. Re2 Qh1+ 46. Kf2 Qxh2+ 47. Ke3 Qg1+ 48. Kd2 Qg5+ 49. Kd1 1-0

[Event "Helsinki op"]
[Site "Helsinki"]
[Date "2000.??.??"]
[Round "4"]
[White "Arstila, Petteri"]
[Black "Nyback, Tomi"]
[Result "1-0"]
[ECO "B23"]
[BlackElo "2141"]
[PlyCount "59"]
[EventDate "2000.??.??"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "FIN"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. e4 c5 2. Nc3 Nc6 3. f4 e6 4. Nf3 d5 5. Bb5 Nge7 6. e5 a6 7. Bxc6+ Nxc6 8. d4 Qc7 9. Ne2 cxd4 10. Nexd4 Bc5 11. c3 f6 12. Qe2 0-0 13. 0-0 g5 14. Be3 fxe5 15. Nxc6 Bxe3+ 16. Qxe3 exf4 17. Qe5 Qxc6 18. Qxg5+ Kh8 19. Qe5+ Kg8 20. Qg5+ Kh8 21. Ne5 Qb6+ 22. Kh1 Rf5 23. Qh6 Qd6 24. Rae1 Bd7 25. g4 Rxe5 26. Qf6+ Kg8 27. Rxe5 Be8 28. Rxf4 Bg6 29. Rxe6 Qc5 30. Re7 1-0

[Event "Helsinki op"]
[Site "Helsinki"]
[Date "2000.??.??"]
[Round "3"]
[White "Arstila, Petteri"]
[Black "Seeman, Tarvo"]
[Result "0-1"]
[ECO "B21"]
[BlackElo "2428"]
[PlyCount "80"]
[EventDate "2000.??.??"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "FIN"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. e4 c5 2. Nc3 e6 3. f4 d5 4. Nf3 dxe4 5. Nxe4 Be7 6. Bb5+ Bd7 7. Bxd7+ Nxd7 8. d3 Nh6 9. 0-0 0-0 10. b3 Nf6 11. Qe2 Nd5 12. g3 Nf5 13. Bb2 Rc8 14. Rfe1 a6 15. Ne5 Nb4 16. Qf2 Nc6 17. Rad1 b5 18. Nxc6 Rxc6 19. c4 Qb6 20. Ba1 Rd8 21. Qf3 Rc7 22. g4 Nh4 23. Qh3 h6 24. f5 exf5 25. gxf5 Bg5 26. Qg4 f6 27. Nxg5 hxg5 28. Qe4 Qc6 29. Kf2 Kh7 30. Qg4 Kg8 31. Re6 Qd7 32. Qe4 bxc4 33. bxc4 Qf7 34. Qg4 Rcd7 35. Qe4 Qh5 36. Rd2 g4 37. Rxa6 Nxf5 38. Kg1 Re7 39. Qg2 Re1+ 40. Kf2 Qh4+ 0-1

[Event "Helsinki op"]
[Site "Helsinki"]
[Date "2000.??.??"]
[Round "5"]
[White "Yrjola, Jouni"]
[Black "Arstila, Petteri"]
[Result "1/2-1/2"]
[ECO "D85"]
[WhiteElo "2438"]
[PlyCount "60"]
[EventDate "2000.??.??"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "FIN"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. cxd5 Nxd5 5. Bd2 Bg7 6. e4 Nxc3 7. Bxc3 0-0 8. Rc1 Nc6 9. d5 Nb8 10. Bc4 c6 11. Ne2 Qb6 12. Qb3 Qxb3 13. Bxb3 cxd5 14. Bxd5 Nc6 15. Bxc6 bxc6 16. Bxg7 Kxg7 17. Nd4 Ba6 18. Nxc6 Rfc8 19. Kd2 Bb7 20. Nxe7 Re8 21. Rc7 Bxe4 22. f3 Rad8+ 23. Kc3 Ba8 24. Re1 a6 25. Rc5 Kf8 26. Rce5 f6 27. Re6 Kf7 28. Rxa6 Rxe7 29. Rxe7+ Kxe7 30. Ra7+ Ke6 1/2-1/2

[Event "Turku We TuTS op"]
[Site "Turku"]
[Date "1996.??.??"]
[Round "1"]
[White "Arstila, Petteri"]
[Black "Hermlin, Aarne"]
[Result "0-1"]
[ECO "B23"]
[BlackElo "2295"]
[PlyCount "99"]
[EventDate "1996.??.??"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "FIN"]
[SourceTitle "EXT 1999"]
[Source "ChessBase"]
[SourceDate "1998.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1998.11.16"]
[SourceQuality "1"]

1. e4 c5 2. Nc3 Nc6 3. f4 g6 4. Nf3 Bg7 5. Bc4 d6 6. 0-0 e6 7. f5 exf5 8. d3 Ne5 9. Bb3 Ne7 10. Qe1 Nxf3+ 11. Rxf3 0-0 12. Qh4 fxe4 13. dxe4 Nc6 14. Bg5 Qe8 15. Nd5 Ne5 16. Bf6 Nxf3+ 17. gxf3 h6 18. Bxg7 Kxg7 19. Qf6+ Kh7 20. Nc7 Qd7 21. Nxa8 b5 22. Rd1 c4 23. Qxd6 Qxd6 24. Rxd6 cxb3 25. axb3 Bh3 26. Nc7 Rc8 27. Rc6 f5 28. Kf2 fxe4 29. fxe4 b4 30. Rc4 a5 31. Nd5 Rf8+ 32. Ke3 h5 33. Rc5 Rf1 34. e5 Kh6 35. Nf4 Bf5 36. Rc4 Re1+ 37. Kd4 h4 38. Kd5 h3 39. Rc7 Kg5 40. Ne6+ Bxe6+ 41. Kxe6 Re2 42. Kd6 Rd2+ 43. Ke7 Rxh2 44. Rc8 Re2 45. e6 h2 46. Rh8 Kf5 47. Kf7 Rxe6 48. Rxh2 Rc6 49. Rf2+ Ke4 50. Rg2 0-1

[Event "Turku We TuTS op"]
[Site "Turku"]
[Date "1996.??.??"]
[Round "3"]
[White "Arstila, Petteri"]
[Black "Tammela, Kari"]
[Result "1-0"]
[ECO "C31"]
[BlackElo "2305"]
[PlyCount "47"]
[EventDate "1996.??.??"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "FIN"]
[SourceTitle "EXT 1999"]
[Source "ChessBase"]
[SourceDate "1998.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1998.11.16"]
[SourceQuality "1"]

1. e4 e5 2. f4 d5 3. exd5 c6 4. Nc3 exf4 5. Nf3 cxd5 6. d4 Nf6 7. Bxf4 Be7 8. Bd3 0-0 9. 0-0 Bg4 10. Ne2 Nc6 11. c3 Rc8 12. Ng3 Qb6 13. Rb1 Rfe8 14. h3 Be6 15. Ng5 Rf8 16. Nh5 g6 17. Nxf6+ Bxf6 18. Kh1 Bg7 19. Qe1 Rfe8 20. Qh4 h5 21. g4 hxg4 22. Qh7+ Kf8 23. Bd6+ Ne7 24. Nxe6# 1-0

[Event "Turku We TuTS op"]
[Site "Turku"]
[Date "1996.??.??"]
[Round "4"]
[White "Ranki, Martti"]
[Black "Arstila, Petteri"]
[Result "1/2-1/2"]
[ECO "E51"]
[PlyCount "37"]
[EventDate "1996.??.??"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "FIN"]
[SourceTitle "EXT 1999"]
[Source "ChessBase"]
[SourceDate "1998.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1998.11.16"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Bd2 0-0 5. Nf3 d5 6. e3 Nbd7 7. Be2 c5 8. 0-0 Re8 9. Rc1 cxd4 10. exd4 dxc4 11. Bxc4 Nb6 12. Bb3 Be7 13. h3 Nbd5 14. Re1 Bd7 15. Ne5 Rc8 16. Bg5 Bc6 17. Qf3 Nxc3 18. Nxc6 bxc6 19. bxc3 1/2-1/2

[Event "Turku We TuTS op"]
[Site "Turku"]
[Date "1996.??.??"]
[Round "5"]
[White "Tuominen, Risto"]
[Black "Arstila, Petteri"]
[Result "0-1"]
[ECO "E11"]
[WhiteElo "2105"]
[PlyCount "70"]
[EventDate "1996.??.??"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "FIN"]
[SourceTitle "EXT 1999"]
[Source "ChessBase"]
[SourceDate "1998.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1998.11.16"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nf3 Bb4+ 4. Nbd2 0-0 5. a3 Be7 6. e4 d5 7. cxd5 exd5 8. e5 Ne4 9. Bd3 f5 10. b4 a5 11. bxa5 c5 12. dxc5 Bxc5 13. 0-0 Nc6 14. Nb3 Ba7 15. Bb5 Be6 16. Bd2 d4 17. Bxc6 bxc6 18. Bf4 c5 19. Rc1 Nc3 20. Qc2 Qd5 21. Na1 Qe4 22. Qxe4 fxe4 23. Rxc3 dxc3 24. Ng5 Bc4 25. g3 Bxf1 26. Kxf1 Rab8 27. Kg2 Rb1 28. Nc2 Rb2 29. Ne1 c4 30. Nxe4 Re2 31. Nxc3 Rxe1 32. a6 Bc5 33. Na4 Ba7 34. h4 Ra1 35. Nc3 Rxa3 0-1

