[Event "Hallstahammar op"]
[Site "Hallstahammar"]
[Date "2001.09.09"]
[Round "7"]
[White "Abrahamsson, Robin"]
[Black "Ivonen, Ahti"]
[Result "0-1"]
[ECO "C41"]
[WhiteElo "1172"]
[BlackElo "1329"]
[PlyCount "94"]
[EventDate "2001.??.??"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "SWE"]
[SourceTitle "EXT 2006"]
[Source "ChessBase"]
[SourceDate "2005.11.24"]
[SourceVersion "1"]
[SourceVersionDate "2005.11.24"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 d6 3. Bb5+ c6 4. Bc4 h6 5. d3 Nf6 6. h3 b5 7. Bb3 Nbd7 8. 0-0 Be7 9. Nc3 Nc5 10. Be3 Nxb3 11. cxb3 0-0 12. Qc2 Nh7 13. Ne2 Bd7 14. d4 Ng5 15. Nxg5 Bxg5 16. Qd3 f5 17. dxe5 Bxe3 18. Qxe3 fxe4 19. Qxe4 dxe5 20. Qxe5 Re8 21. Qh5 Qf6 22. Nc3 Re5 23. Qf3 Qxf3 24. gxf3 Bxh3 25. Rfe1 Rae8 26. Rxe5 Rxe5 27. Ne4 Rf5 28. Ng3 Rxf3 29. Rd1 Be6 30. Rd6 Bd5 31. Rd7 Rf7 32. Rd8+ Kh7 33. Re8 Bf3 34. Ne2 Rf5 35. Ng3 Rc5 36. Re3 Rc1+ 37. Nf1 Bd5 38. Re7 Ra1 39. a4 bxa4 40. bxa4 Bc4 41. Rxa7 Rxf1+ 42. Kg2 Ra1 43. f4 Ra2 44. Ra5 Rxb2+ 45. Kf3 Ra2 46. Rc5 Rxa4 47. Rxc6 Bd5+ 0-1

[Event "Hallstahammar op"]
[Site "Hallstahammar"]
[Date "2001.09.09"]
[Round "6"]
[White "Nilsson, Jerker Gustav"]
[Black "Ivonen, Ahti"]
[Result "1-0"]
[ECO "B32"]
[WhiteElo "1587"]
[BlackElo "1329"]
[PlyCount "50"]
[EventDate "2001.??.??"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "SWE"]
[SourceTitle "EXT 2006"]
[Source "ChessBase"]
[SourceDate "2005.11.24"]
[SourceVersion "1"]
[SourceVersionDate "2005.11.24"]
[SourceQuality "1"]

1. e4 c5 2. d4 e6 3. Nf3 Nc6 4. d5 exd5 5. exd5 Qe7+ 6. Be2 Ne5 7. 0-0 d6 8. Re1 f6 9. Nh4 g6 10. Bb5+ Bd7 11. Bxd7+ Kxd7 12. f4 f5 13. g3 Bh6 14. fxe5 Bxc1 15. e6+ Kc7 16. Qxc1 Qf6 17. Nc3 Ne7 18. Qe3 g5 19. Ng2 h5 20. Nb5+ Kd8 21. Nxd6 Nxd5 22. Qxc5 Nc7 23. Nxb7+ Ke8 24. Nd6+ Kd8 25. e7+ Kd7 1-0

[Event "Hallstahammar op"]
[Site "Hallstahammar"]
[Date "2001.09.08"]
[Round "5"]
[White "Blom, Krister"]
[Black "Ivonen, Ahti"]
[Result "1-0"]
[ECO "C41"]
[WhiteElo "1709"]
[BlackElo "1329"]
[PlyCount "61"]
[EventDate "2001.??.??"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "SWE"]
[SourceTitle "EXT 2006"]
[Source "ChessBase"]
[SourceDate "2005.11.24"]
[SourceVersion "1"]
[SourceVersionDate "2005.11.24"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 d6 3. Bc4 h6 4. 0-0 Nf6 5. Re1 a6 6. c3 Bg4 7. d4 exd4 8. Qb3 Bh5 9. e5 Kd7 10. Qxb7 Nc6 11. e6+ Ke7 12. Qxc6 Bxf3 13. Qxf3 d5 14. exf7+ Kxf7 15. Bb3 c6 16. cxd4 g6 17. Nc3 Kg7 18. Bf4 Bd6 19. Be5 Rf8 20. Qd3 Bxe5 21. dxe5 Ng8 22. Bc2 Ne7 23. Ne2 Qb6 24. Qg3 Qxb2 25. Rac1 g5 26. Qb3 Qxe5 27. Ng3 Qd6 28. Qd3 Kf7 29. Nf5 Nxf5 30. Qxf5+ Qf6 31. Qh7+ 1-0

[Event "Hallstahammar op"]
[Site "Hallstahammar"]
[Date "2001.09.08"]
[Round "4"]
[White "Ivonen, Ahti"]
[Black "Nilsson, Johannes"]
[Result "1-0"]
[ECO "C50"]
[WhiteElo "1329"]
[BlackElo "1150"]
[PlyCount "61"]
[EventDate "2001.??.??"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "SWE"]
[SourceTitle "EXT 2006"]
[Source "ChessBase"]
[SourceDate "2005.11.24"]
[SourceVersion "1"]
[SourceVersionDate "2005.11.24"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. d3 Nf6 5. Nc3 d6 6. h3 Nd4 7. Bg5 h6 8. Bd2 0-0 9. Na4 b6 10. Nxc5 bxc5 11. c3 Nxf3+ 12. Qxf3 Be6 13. Bxe6 fxe6 14. Qe2 Rb8 15. Be3 Qe7 16. 0-0 d5 17. exd5 exd5 18. Rfe1 Rbe8 19. a3 d4 20. Bd2 a5 21. cxd4 cxd4 22. Bxa5 e4 23. dxe4 Nxe4 24. Qc4+ Kh8 25. Qxd4 Qf7 26. Rxe4 Rxe4 27. Qxe4 Qxf2+ 28. Kh1 Qxb2 29. Qb1 Qe5 30. Qe1 Qc5 31. Bb4 1-0

