[Event "Helsinki Munukka 40"]
[Site "Helsinki"]
[Date "2005.??.??"]
[Round "3.15"]
[White "Arvo, Petri"]
[Black "Karppinen, Mikael"]
[Result "1-0"]
[ECO "A36"]
[PlyCount "125"]
[EventDate "2005.??.??"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "FIN"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. c4 c5 2. Nc3 g6 3. g3 Nc6 4. Bg2 Bg7 5. Nf3 Nf6 6. 0-0 0-0 7. Rb1 d6 8. a3 e5 9. b4 Be6 10. d3 Qd7 11. b5 Nd4 12. Nd2 Bh3 13. a4 Bxg2 14. Kxg2 Ne8 15. e3 Ne6 16. Nb3 f5 17. Ne2 Qf7 18. f4 g5 19. h3 Kh8 20. Bb2 Rg8 21. fxg5 Nxg5 22. g4 Qg6 23. Rxf5 Bh6 24. Nf4 Qg7 25. h4 Nf7 26. Ne6 Qg6 27. Qf3 Qxe6 28. Rxf7 Rxg4+ 29. Kf2 Rxh4 30. Nxc5 Bxe3+ 31. Kxe3 Qh6+ 32. Kf2 Rh2+ 33. Kg1 Rh1+ 34. Qxh1 Qg6+ 35. Qg2 Qxf7 36. Rf1 Nf6 37. Ne4 Rg8 38. Rxf6 Rxg2+ 39. Kxg2 Qh5 40. Rf3 Qg4+ 41. Kf2 Qh4+ 42. Ke2 Qh2+ 43. Rf2 Qh5+ 44. Kd2 Qg6 45. Rf6 Qg2+ 46. Kc3 h5 47. Rh6+ Kg7 48. Rxh5 Qf1 49. Rh2 Qd1 50. Rc2 Qe1+ 51. Kb3 a5 52. bxa6 bxa6 53. Nxd6 a5 54. Rc3 Qf2 55. c5 Kf8 56. Nb5 Qf4 57. Ba3 Qf7+ 58. Rc4 Qd5 59. c6+ Kg7 60. Kc3 e4 61. dxe4 Qe5+ 62. Kb3 Qa1 63. Bb2+ 1-0

[Event "Helsinki Munukka 40"]
[Site "Helsinki"]
[Date "2005.??.??"]
[Round "1.15"]
[White "Arvo, Petri"]
[Black "Karppinen, Raimo"]
[Result "1-0"]
[ECO "A25"]
[PlyCount "55"]
[EventDate "2005.??.??"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "FIN"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. c4 e5 2. Nc3 d6 3. g3 Nc6 4. Bg2 Nf6 5. Rb1 a6 6. b4 Be7 7. b5 axb5 8. cxb5 Nd4 9. Nf3 0-0 10. 0-0 h6 11. Bb2 Rb8 12. Nxd4 exd4 13. Na4 Bd7 14. Bxd4 c5 15. bxc6 bxc6 16. Nb6 c5 17. Nxd7 Nxd7 18. Bc3 Bf6 19. Qc2 Re8 20. e3 Qc7 21. a4 Bxc3 22. Qxc3 Qa7 23. a5 Rxb1 24. Rxb1 Rb8 25. Rxb8+ Nxb8 26. Qb3 Nd7 27. Qb7 Qxb7 28. Bxb7 1-0

[Event "Helsinki Munukka 40"]
[Site "Helsinki"]
[Date "2005.??.??"]
[Round "6.15"]
[White "Arvo, Petri"]
[Black "Ronnberg, Ilse"]
[Result "1-0"]
[ECO "A21"]
[PlyCount "111"]
[EventDate "2005.??.??"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "FIN"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. c4 d6 2. Nc3 e5 3. g3 f5 4. d3 Nf6 5. Bg2 Be7 6. b4 c6 7. a4 0-0 8. Nf3 a6 9. Qb3 Kh8 10. Bb2 Nbd7 11. Ng5 Nb6 12. a5 Nh5 13. h4 Nxg3 14. fxg3 Bxg5 15. axb6 Be3 16. Na4 f4 17. Bc1 Bxc1 18. Rxc1 fxg3 19. d4 exd4 20. Qxg3 Qe7 21. c5 d5 22. Rd1 Qe3 23. Qxe3 dxe3 24. Rd3 Re8 25. Rf1 Bg4 26. Rf4 h5 27. Bf3 Bxf3 28. Rxf3 Re4 29. Rdxe3 Rxb4 30. Ra3 Rxh4 31. Rf7 Rb8 32. Nb2 Rg4 33. Rh3 h4 34. Nd3 g5 35. Ne5 Kg8 36. Rxb7 Rxb7 37. Nxg4 Kf8 38. Ra3 Ke7 39. Rxa6 Ke6 40. Ra7 Rb8 41. Rc7 Kf5 42. Nf2 g4 43. Rf7+ Kg6 44. Rf4 g3 45. Nh3 Kh5 46. Kf1 Rb7 47. Kg2 Re7 48. Kf3 Rg7 49. Rf5+ Kh6 50. Nf4 Re7 51. Rh5+ Kg7 52. Rxh4 d4 53. Rg4+ Kf6 54. Nh5+ Kf5 55. Nxg3+ Kf6 56. Rxd4 1-0

[Event "Helsinki Munukka 40"]
[Site "Helsinki"]
[Date "2005.??.??"]
[Round "2.13"]
[White "Lindholm, Ulf Peter"]
[Black "Arvo, Petri"]
[Result "1-0"]
[ECO "A80"]
[PlyCount "119"]
[EventDate "2005.??.??"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "FIN"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. Nc3 f5 2. Nf3 Nf6 3. d4 e6 4. a3 b6 5. g3 Bb7 6. Bg2 Be7 7. 0-0 0-0 8. Bd2 d6 9. Ne1 Bxg2 10. Nxg2 Nbd7 11. f4 c5 12. e3 a6 13. Qe2 d5 14. a4 Ne4 15. Nxe4 dxe4 16. c3 Qc7 17. Rfc1 c4 18. Qd1 Nf6 19. Rcb1 Nd5 20. Ne1 b5 21. axb5 axb5 22. Rxa8 Rxa8 23. Ra1 Rxa1 24. Qxa1 b4 25. Qa2 g5 26. Ng2 b3 27. Qa1 gxf4 28. gxf4 Nb6 29. Kh1 Kf7 30. Be1 Qd8 31. Qa7 Nd5 32. Qa6 Qc7 33. Qa1 h5 34. h3 Nxe3 35. Nxe3 Qxf4 36. Bd2 Qf3+ 37. Ng2 Qxh3+ 38. Kg1 Bd6 39. Qa7+ Kg6 40. Bf4 Bf8 41. Qa6 Kf6 42. Qxc4 Qg4 43. Qxb3 h4 44. Be5+ Kf7 45. Qc2 h3 46. Kh2 hxg2 47. Qxg2 Qh4+ 48. Qh3 Qxh3+ 49. Kxh3 Bh6 50. Kg3 Bc1 51. b3 Bd2 52. c4 Ke7 53. Bf4 Bc3 54. Be5 Kd7 55. Kf4 Kc6 56. d5+ exd5 57. cxd5+ Kxd5 58. Bxc3 Ke6 59. b4 Kd5 60. Kxf5 1-0

[Event "Helsinki Munukka 40"]
[Site "Helsinki"]
[Date "2005.??.??"]
[Round "4.13"]
[White "Saharinen, Petri"]
[Black "Arvo, Petri"]
[Result "0-1"]
[ECO "D72"]
[PlyCount "80"]
[EventDate "2005.??.??"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "FIN"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. g3 Bg7 4. Bg2 d5 5. cxd5 Nxd5 6. e4 Nb6 7. Ne2 0-0 8. 0-0 c6 9. Nbc3 e5 10. Be3 Nc4 11. Qb3 Nxe3 12. fxe3 exd4 13. exd4 Bxd4+ 14. Nxd4 Qxd4+ 15. Kh1 Qb6 16. Qc2 Nd7 17. Na4 Qc7 18. Rad1 Ne5 19. Nc3 Be6 20. Nd5 Qa5 21. b4 Qa3 22. Nf6+ Kg7 23. Qc5 Ng4 24. Qd4 Nxf6 25. Qxf6+ Kg8 26. h4 Qxg3 27. Rf4 Rae8 28. Rg1 Bc4 29. Bf1 Qe3 30. Rf3 Qxe4 31. h5 Re6 32. Qc3 Bxf1 33. Rgxf1 Re5 34. hxg6 Rh5+ 35. Kg1 hxg6 36. R1f2 Rd8 37. Qb3 Qg4+ 38. Rg2 Qd4+ 39. Kf1 Rh1+ 40. Ke2 Qd2# 0-1

