[Event "Skara Vastgota op"]
[Site "Skara"]
[Date "2022.10.30"]
[Round "7"]
[White "Koski, Viljo"]
[Black "Wengholm, Anders"]
[Result "0-1"]
[ECO "A21"]
[WhiteElo "1868"]
[BlackElo "2222"]
[PlyCount "65"]
[EventDate "2022.10.29"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "SWE"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. d4 d6 2. c4 e5 3. Nc3 exd4 4. Qxd4 Nc6 5. Qd1 Nf6 6. Nf3 g6 7. Bg5 Bg7 8. Nd5 h6 9. Nxf6+ Bxf6 10. Bxf6 Qxf6 11. Qd2 Bg4 12. h3 Bxf3 13. exf3 Qd4 14. Qxd4 Nxd4 15. Bd3 0-0 16. 0-0 Rfe8 17. Rfe1 Rxe1+ 18. Rxe1 Kf8 19. b3 c5 20. f4 a6 21. f3 b5 22. Kf2 b4 23. g4 a5 24. Be2 a4 25. Bd1 axb3 26. axb3 Ra2+ 27. Ke3 f5 28. h4 h5 29. Rg1 Rh2 30. gxh5 gxh5 31. Rg6 Ke7 32. Rg7+ Ke6 33. Rg6+ 0-1

[Event "Skara Vastgota op"]
[Site "Skara"]
[Date "2022.10.29"]
[Round "2"]
[White "Koski, Viljo"]
[Black "Lind, Jan Olov"]
[Result "1/2-1/2"]
[ECO "E61"]
[WhiteElo "1868"]
[BlackElo "2223"]
[PlyCount "43"]
[EventDate "2022.10.29"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "SWE"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. d4 g6 2. c4 Bg7 3. Nf3 Nf6 4. Nc3 0-0 5. h3 d6 6. Bf4 Nbd7 7. e3 b6 8. Be2 Bb7 9. 0-0 Re8 10. Bh2 e5 11. dxe5 dxe5 12. Qd2 e4 13. Nd4 Ne5 14. Rad1 Qe7 15. Qc2 h5 16. Bf4 Qc5 17. Ncb5 a6 18. Nb3 Qe7 19. Nc3 Rad8 20. Rxd8 Rxd8 21. Rd1 Rxd1+ 22. Qxd1 1/2-1/2

[Event "Skara Vastgota op"]
[Site "Skara"]
[Date "2022.10.29"]
[Round "3"]
[White "Thyberg, Andre"]
[Black "Koski, Viljo"]
[Result "1-0"]
[ECO "C55"]
[WhiteElo "1507"]
[BlackElo "1868"]
[PlyCount "106"]
[EventDate "2022.10.29"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "SWE"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Be7 4. c3 Nf6 5. d3 d6 6. h3 0-0 7. 0-0 Na5 8. Nbd2 h6 9. b4 Nxc4 10. Nxc4 Be6 11. Na5 Qc8 12. Re1 c6 13. d4 b6 14. Nb3 exd4 15. Nbxd4 c5 16. Nxe6 fxe6 17. e5 Nd5 18. exd6 Bf6 19. d7 Qxd7 20. Ne5 Bxe5 21. Rxe5 Qf7 22. Qe1 Rae8 23. bxc5 bxc5 24. Ba3 Qg6 25. Bxc5 Nf4 26. Qe4 Nxh3+ 27. Kf1 Qxe4 28. Rxe4 Ng5 29. Ra4 Rf5 30. Be3 a5 31. Rb1 Rc8 32. Bd4 Ne4 33. Rb7 Nxc3 34. Rxg7+ Kf8 35. Rh7 Kg8 36. Rh8+ Kf7 37. Rxc8 Nxa4 38. Rc4 e5 39. Rxa4 exd4 40. Rxd4 Rc5 41. Ke2 Ke6 42. Kd3 Rc1 43. Rh4 Ra1 44. Ra4 Rg1 45. g3 Rd1+ 46. Ke3 Rd5 47. Rh4 h5 48. Rc4 Ke5 49. Rc8 Ke6 50. Re8+ Kf7 51. Ra8 Ke6 52. Ra6+ Ke5 53. Rh6 Kf5 1-0

[Event "Skara Vastgota op"]
[Site "Skara"]
[Date "2018.02.18"]
[Round "1"]
[White "Koski, Viljo"]
[Black "Ernst, Thomas"]
[Result "0-1"]
[ECO "A08"]
[WhiteElo "1881"]
[BlackElo "2369"]
[PlyCount "58"]
[EventDate "2018.02.18"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "SWE"]
[SourceTitle "CBM 182 Extra"]
[Source "ChessBase"]
[SourceDate "2018.02.23"]
[SourceVersion "1"]
[SourceVersionDate "2018.02.23"]
[SourceQuality "1"]

1. Nf3 c5 2. g3 Nc6 3. Bg2 e5 4. d3 d5 5. 0-0 f6 6. Nbd2 Be6 7. e4 d4 8. a4 Qd7 9. b3 g5 10. Nc4 0-0-0 11. a5 Nge7 12. Bd2 Ng6 13. Qb1 Be7 14. Rd1 h5 15. Be1 h4 16. Qa2 Rdg8 17. Nb6+ axb6 18. axb6 Bd6 19. Qa8+ Bb8 20. Ra7 Nf4 21. Rb1 Nxg2 22. Kxg2 hxg3 23. fxg3 Bg4 24. Nd2 Qh7 25. Nf1 Bh3+ 26. Kg1 Bxf1 27. Kxf1 Rg7 28. Ke2 Qxh2+ 29. Kd1 Qg1 0-1

[Event "Deltalift op"]
[Site "Tylosand"]
[Date "2015.05.14"]
[Round "1"]
[White "Rydstrom, Tom"]
[Black "Koski, Viljo"]
[Result "1-0"]
[ECO "C50"]
[WhiteElo "2291"]
[BlackElo "1878"]
[PlyCount "69"]
[EventDate "2015.05.14"]
[EventType "swiss"]
[EventRounds "8"]
[EventCountry "SWE"]
[SourceTitle "CBM 166 Extra"]
[Source "ChessBase"]
[SourceDate "2015.06.18"]
[SourceVersion "1"]
[SourceVersionDate "2015.06.18"]
[SourceQuality "1"]

1. e4 e5 2. Bc4 Nc6 3. Nf3 Be7 4. c3 d6 5. b4 a6 6. Qb3 Nh6 7. d4 0-0 8. Bxh6 gxh6 9. d5 Nb8 10. Nbd2 Bg5 11. Bd3 f5 12. exf5 Bxf5 13. Bxf5 Rxf5 14. Qc2 Rf7 15. Ne4 Nd7 16. 0-0 Nf8 17. Qe2 Ng6 18. Nfxg5 hxg5 19. g3 h6 20. a4 Qd7 21. Qh5 Kg7 22. a5 Raf8 23. f3 Qb5 24. Rad1 Qe2 25. Rd2 Qe3+ 26. Kg2 Ne7 27. Rff2 Ng8 28. h4 Rf5 29. Rde2 Qd3 30. hxg5 hxg5 31. Nxg5 Qxd5 32. Qh7+ Kf6 33. Ne4+ Ke6 34. Qxc7 Nf6 35. Rd2 1-0

[Event "Karlstad op"]
[Site "Karlstad"]
[Date "2014.12.27"]
[Round "1"]
[White "Krantz, Christopher"]
[Black "Koski, Viljo"]
[Result "1-0"]
[ECO "D91"]
[WhiteElo "2255"]
[BlackElo "1880"]
[PlyCount "117"]
[EventDate "2014.12.27"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "SWE"]
[SourceTitle "CBM 164 Extra"]
[Source "ChessBase"]
[SourceDate "2015.03.02"]
[SourceVersion "1"]
[SourceVersionDate "2015.03.02"]
[SourceQuality "1"]

1. Nf3 Nf6 2. c4 g6 3. d4 Bg7 4. Nc3 d5 5. Bg5 c6 6. e3 0-0 7. Bd3 Nbd7 8. 0-0 Re8 9. Rc1 dxc4 10. Bxc4 Qa5 11. h3 h6 12. Bf4 Nh5 13. Bh2 Nhf6 14. a3 Nh7 15. Qc2 Nhf8 16. Qb3 e6 17. Ne4 Nb6 18. Be2 Qd5 19. Qc2 Nfd7 20. Rfd1 Nf6 21. Nd6 Rd8 22. e4 Qa5 23. e5 Ne8 24. Nxe8 Rxe8 25. Nd2 Qd5 26. Ne4 Qd8 27. Qd2 Nd7 28. Bf4 Kh7 29. Be3 Rf8 30. f4 f5 31. Nd6 Nb6 32. b4 a6 33. Bf3 Qe7 34. Qc2 Nd5 35. Bd2 Qh4 36. Bxd5 exd5 37. Kh2 g5 38. g3 Qh5 39. Qd3 Qg6 40. Rf1 g4 41. hxg4 Qxg4 42. Qf3 Qg6 43. Kg2 Rd8 44. Rh1 Bf8 45. Nxc8 Raxc8 46. Rh5 Rc7 47. Rch1 Kg8 48. R1h4 Bg7 49. Be1 Re7 50. Qd3 Rf8 51. b5 Re6 52. bxa6 bxa6 53. Bb4 Rf7 54. Bc5 Rb7 55. Qxf5 Rb2+ 56. Kh3 Rb3 57. Qxg6 Rxg6 58. Rg4 Kh7 59. f5 1-0

[Event "Deltalift op"]
[Site "Halmstad"]
[Date "2014.05.29"]
[Round "1"]
[White "Koski, Viljo"]
[Black "Rosberg, Simon"]
[Result "0-1"]
[ECO "A07"]
[WhiteElo "1882"]
[BlackElo "2255"]
[PlyCount "24"]
[EventDate "2014.03.29"]
[EventType "swiss"]
[EventRounds "8"]
[EventCountry "SWE"]
[SourceTitle "EXT 2015"]
[Source "ChessBase"]
[SourceDate "2014.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2014.11.20"]
[SourceQuality "1"]

1. Nf3 Nf6 2. g3 d5 3. Bg2 c6 4. 0-0 Bf5 5. d3 h6 6. Nbd2 Bh7 7. Re1 Nbd7 8. e4 dxe4 9. dxe4 Nc5 10. e5 Nd5 11. a3 e6 12. b4 Nc3 0-1

[Event "Deltalift op"]
[Site "Halmstad"]
[Date "2013.05.10"]
[Round "5"]
[White "Koski, Viljo"]
[Black "Franberg, Bengt"]
[Result "1-0"]
[ECO "D33"]
[WhiteElo "1872"]
[PlyCount "99"]
[EventDate "2013.05.09"]
[EventType "swiss"]
[EventRounds "8"]
[EventCountry "SWE"]
[SourceTitle "CBM 154 Extra"]
[Source "ChessBase"]
[SourceDate "2013.06.25"]
[SourceVersion "2"]
[SourceVersionDate "2013.06.25"]
[SourceQuality "1"]

1. c4 c5 2. Nc3 Nf6 3. g3 e6 4. Bg2 d5 5. Nf3 Nc6 6. cxd5 exd5 7. d4 Be6 8. 0-0 b6 9. b3 Rc8 10. Ba3 Be7 11. Rc1 0-0 12. dxc5 bxc5 13. Na4 Nb4 14. Bxb4 cxb4 15. Qd4 Rc7 16. Ne5 Qc8 17. Nd3 a5 18. Qb6 Rxc1 19. Rxc1 Qd8 20. Nf4 Qxb6 21. Nxb6 Rd8 22. Nxe6 fxe6 23. Bh3 Kf7 24. Nc8 Ne4 25. Rc7 Rxc8 26. Rxc8 Nc3 27. e3 Nxa2 28. Rc6 Nc3 29. Bxe6+ Ke8 30. Rc7 Bf6 31. Ra7 a4 32. Bd7+ Kd8 33. Bxa4 d4 34. exd4 Ne2+ 35. Kg2 Nxd4 36. Rb7 Nc2 37. Kf1 Bc3 38. Ke2 Nd4+ 39. Kd3 Nf3 40. h4 Kc8 41. Ra7 Kb8 42. Re7 Bf6 43. Re4 Bc3 44. Rf4 Nd2 45. Rf7 Kc8 46. g4 h6 47. g5 hxg5 48. hxg5 Nf1 49. Ke4 Bd2 50. Rxg7 1-0

[Event "Scandic GP 15th"]
[Site "Oerebro"]
[Date "1993.??.??"]
[Round "6"]
[White "Berg, Emanuel"]
[Black "Koski, Viljo"]
[Result "0-1"]
[ECO "C45"]
[PlyCount "62"]
[EventDate "1993.??.??"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "SWE"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Bc5 5. Be3 Qf6 6. c3 Bb6 7. Na3 Qg6 8. Qf3 Nf6 9. Bd3 Ne5 10. Qe2 Qxg2 11. 0-0-0 Nxd3+ 12. Qxd3 Qxe4 13. Qxe4+ Nxe4 14. Rhg1 g6 15. Rde1 f5 16. f3 Nf6 17. Bh6+ Kf7 18. Nxf5 Re8 19. Rxe8 Nxe8 20. Nd4 d5 21. Nac2 Bf5 22. Rg5 Nd6 23. Ne3 Bxd4 24. cxd4 c6 25. Ng4 Bxg4 26. Rxg4 Re8 27. Rf4+ Nf5 28. Kd2 Ke6 29. Bg5 h6 30. Rxf5 Kxf5 31. Bxh6 g5 0-1

[Event "Scandic GP 15th"]
[Site "Oerebro"]
[Date "1993.??.??"]
[Round "4"]
[White "Karlsson, Tomas"]
[Black "Koski, Viljo"]
[Result "1-0"]
[ECO "C93"]
[PlyCount "85"]
[EventDate "1993.??.??"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "SWE"]
[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 d6 8. c3 0-0 9. h3 Re8 10. Ng5 Rf8 11. Nf3 h6 12. d4 Re8 13. Nbd2 Bf8 14. Nf1 Na5 15. Bc2 Bb7 16. Ng3 g6 17. b3 exd4 18. cxd4 c5 19. d5 Rc8 20. Bb2 Bg7 21. Rb1 b4 22. Qd2 Ba8 23. Bd3 c4 24. bxc4 Nxc4 25. Qxb4 a5 26. Qb3 Nxb2 27. Rxb2 Nd7 28. Rc2 Nc5 29. Qa3 Rb8 30. Bc4 Rb4 31. Qc1 Qe7 32. Qd2 Reb8 33. Nd4 h5 34. h4 Qxh4 35. Nc6 Bxc6 36. dxc6 Be5 37. Qd5 Ne6 38. c7 Rc8 39. Qxa5 Rb2 40. Rxb2 Bxb2 41. Bxe6 fxe6 42. Qb6 Qf6 43. Qb7 1-0

[Event "Scandic GP 15th"]
[Site "Oerebro"]
[Date "1993.??.??"]
[Round "3"]
[White "Koski, Viljo"]
[Black "Faldt, Magnus"]
[Result "1-0"]
[ECO "A12"]
[PlyCount "103"]
[EventDate "1993.??.??"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "SWE"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. c4 c6 2. b3 d5 3. e3 Nf6 4. Bb2 Bf5 5. Nf3 e6 6. d4 Nbd7 7. Be2 Bd6 8. Nc3 h6 9. Rc1 0-0 10. 0-0 Re8 11. Nh4 Bh7 12. f4 Ne4 13. g3 Nxc3 14. Rxc3 Be4 15. Bd3 f5 16. Bxe4 fxe4 17. Qh5 Qf6 18. f5 Qg5 19. Qxg5 hxg5 20. fxe6 Rxe6 21. cxd5 cxd5 22. Nf5 Nf6 23. Nxd6 Rxd6 24. Rf5 g4 25. Rc7 Rc6 26. Rxb7 Rc2 27. Ba3 Rxa2 28. Bc5 Ra1+ 29. Kf2 Ra2+ 30. Kf1 Ra1+ 31. Ke2 a5 32. Rg5 Ne8 33. Kd2 a4 34. bxa4 Ra2+ 35. Kc3 R8xa4 36. Rxd5 Re2 37. Rd8 Rxe3+ 38. Kb2 Re2+ 39. Kb3 Raa2 40. Rxe8+ Kh7 41. Kc4 e3 42. Ree7 Rec2+ 43. Kd5 e2 44. Rxg7+ Kh6 45. Rge7 Ra6 46. Rb6+ Rxb6 47. Bxb6 Kg6 48. Re5 Kf6 49. Bc5 Kf7 50. Re3 Kf6 51. Ke4 Ra2 52. Kd3 1-0

[Event "Scandic GP 15th"]
[Site "Oerebro"]
[Date "1993.??.??"]
[Round "5"]
[White "Koski, Viljo"]
[Black "Gaard, Karl Gustav"]
[Result "1/2-1/2"]
[ECO "A10"]
[PlyCount "55"]
[EventDate "1993.??.??"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "SWE"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. c4 g5 2. d4 h6 3. b3 Bg7 4. Bb2 d6 5. g3 Nc6 6. e3 e5 7. d5 Nce7 8. Bg2 Nf6 9. Ne2 Bg4 10. Qd2 Qd7 11. h3 Bf5 12. Nbc3 b6 13. a4 a5 14. Ba3 g4 15. h4 0-0 16. 0-0 Rfe8 17. e4 Bg6 18. Rae1 Nh5 19. f4 exf4 20. gxf4 f5 21. Nd4 fxe4 22. Nxe4 Nf5 23. Ne6 Nxh4 24. Nxg7 Kxg7 25. Bb2+ Kh7 26. Qd4 Nxg2 27. Kxg2 Qf5 28. Ng3 1/2-1/2

[Event "Scandic GP 15th"]
[Site "Oerebro"]
[Date "1993.??.??"]
[Round "1"]
[White "Koski, Viljo"]
[Black "Wimert, Daniel"]
[Result "1-0"]
[ECO "A01"]
[PlyCount "61"]
[EventDate "1993.??.??"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "SWE"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. c4 Nf6 2. b3 e5 3. Bb2 Nc6 4. e3 d5 5. a3 Be7 6. Nf3 Bg4 7. Be2 Bxf3 8. Bxf3 e4 9. Be2 0-0 10. d4 Re8 11. Nc3 Bf8 12. Qc2 dxc4 13. bxc4 a6 14. 0-0 Qd7 15. Rad1 Na5 16. d5 b6 17. Na2 Nb7 18. Nb4 Nc5 19. Nc6 Bd6 20. Rfe1 Qf5 21. f3 Qh5 22. f4 Qh6 23. Kh1 g5 24. g3 gxf4 25. gxf4 Kf8 26. Qc3 Ncd7 27. Rg1 a5 28. Rg5 Rac8 29. Rdg1 Qxg5 30. Rxg5 h6 31. Rf5 1-0

[Event "Scandic GP 15th"]
[Site "Oerebro"]
[Date "1993.??.??"]
[Round "7"]
[White "Pepic, Rizo"]
[Black "Koski, Viljo"]
[Result "1-0"]
[ECO "C50"]
[WhiteElo "2285"]
[PlyCount "67"]
[EventDate "1993.??.??"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "SWE"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. d3 Nf6 5. 0-0 0-0 6. a3 a5 7. Nc3 Be7 8. Nd5 d6 9. Nxe7+ Nxe7 10. c3 c6 11. Ba2 Ng6 12. Re1 h6 13. h3 Re8 14. Nh2 d5 15. Qc2 Be6 16. Be3 Qd7 17. Rad1 Nh5 18. Kh1 Nhf4 19. d4 dxe4 20. Bxe6 Qxe6 21. Qxe4 f5 22. Qb1 e4 23. Bxf4 Nxf4 24. Qc1 Qd6 25. Qd2 Re7 26. Rg1 Rae8 27. Nf1 Nd5 28. c4 e3 29. fxe3 Nxe3 30. Nxe3 Rxe3 31. Qf2 f4 32. Rd2 a4 33. d5 b6 34. Rf1 1-0

[Event "Scandic GP 15th"]
[Site "Oerebro"]
[Date "1993.??.??"]
[Round "2"]
[White "Wieweg, Johnny"]
[Black "Koski, Viljo"]
[Result "0-1"]
[ECO "C45"]
[WhiteElo "2345"]
[PlyCount "69"]
[EventDate "1993.??.??"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "SWE"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Bc5 5. Be3 Qf6 6. c3 Bb6 7. Bc4 Ne5 8. Be2 d6 9. 0-0 Qg6 10. Nd2 Bh3 11. Bf3 h5 12. Kh1 Nxf3 13. Qxf3 Bg4 14. Qf4 h4 15. h3 Bd7 16. a4 a6 17. b4 Nf6 18. b5 Rh5 19. c4 Kf8 20. N4f3 Bxe3 21. Qxe3 Re8 22. Rae1 axb5 23. axb5 b6 24. Re2 d5 25. e5 dxc4 26. Qa3+ Kg8 27. Nxc4 Bxb5 28. Rc1 Nd7 29. Re3 Nc5 30. Qb4 Bc6 31. Qc3 Ne4 32. Qc2 Bb7 33. Qa4 Nxf2+ 34. Kg1 Nxh3+ 35. Kf1 0-1

