[Event "Baunatal op 6th"]
[Site "Baunatal"]
[Date "2000.08.22"]
[Round "5"]
[White "Clasen, Sven Olaf"]
[Black "Reichhardt, Philip"]
[Result "1/2-1/2"]
[ECO "D09"]
[WhiteElo "2079"]
[PlyCount "92"]
[EventDate "2000.08.18"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. d4 d5 2. c4 e5 3. dxe5 d4 4. Nf3 Nc6 5. g3 Be6 6. Nbd2 Bb4 7. Qc2 Nge7 8. Bg2 Ng6 9. 0-0 Rb8 10. a3 Bxd2 11. Bxd2 Ncxe5 12. b3 0-0 13. Bb4 Re8 14. Rad1 Nxf3+ 15. Bxf3 Qf6 16. Bc5 Ne5 17. Be4 d3 18. exd3 Nf3+ 19. Kg2 Bg4 20. h3 Nh4+ 21. Kh2 Rxe4 22. dxe4 Nf3+ 23. Kg2 Nh4+ 24. Kh2 Nf3+ 25. Kh1 Bxh3 26. Qd3 Bxf1 27. Rxf1 Rd8 28. Qe3 b6 29. Bb4 Ng5 30. Kg2 Ne6 31. Rh1 Qd4 32. Qxd4 Rxd4 33. e5 Rd3 34. f4 c5 35. Be1 Rxb3 36. a4 g6 37. a5 b5 38. cxb5 Rxb5 39. Rf1 Nd4 40. Rf2 Nb3 41. Rb2 c4 42. Rc2 Nxa5 43. Bxa5 Rxa5 44. Rxc4 Ra2+ 45. Kh3 a5 46. Kh4 Kg7 1/2-1/2

[Event "Baunatal op 6th"]
[Site "Baunatal"]
[Date "2000.08.22"]
[Round "3"]
[White "Clasen, Sven Olaf"]
[Black "Wuestehube, Harry"]
[Result "1/2-1/2"]
[ECO "E43"]
[WhiteElo "2079"]
[PlyCount "126"]
[EventDate "2000.08.18"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. a3 Bxc3+ 5. bxc3 b6 6. Nf3 Bb7 7. e3 d6 8. Bd3 Nbd7 9. 0-0 e5 10. Nd2 0-0 11. e4 Re8 12. f3 Nf8 13. Rf2 Ne6 14. Nb3 Nh5 15. g3 g6 16. Rb1 Nhg7 17. d5 Nf8 18. c5 Bc8 19. cxd6 cxd6 20. a4 Qc7 21. Ba3 Bd7 22. Nd2 Qxc3 23. Nc4 Bxa4 24. Qxa4 Qxd3 25. Rd1 b5 26. Rxd3 bxa4 27. Bxd6 Nd7 28. Ra3 Nb6 29. Nxe5 f6 30. Nc6 Nc4 31. Bc5 Nxa3 32. Bxa3 Kf7 33. Rb2 a6 34. Rb7+ Kg8 35. Bb2 Rf8 36. Rb4 Rf7 37. Rxa4 Ne8 38. Bd4 Rd7 39. Nb4 Kf7 40. Rxa6 Rxa6 41. Nxa6 Rb7 42. g4 Nd6 43. Kg2 Nc4 44. Kg3 Ne5 45. g5 Nd7 46. gxf6 Nxf6 47. Nc5 Rb4 48. Be5 Rc4 49. Bxf6 Kxf6 50. Nd7+ Ke7 51. Ne5 Rc1 52. Nd3 Rd1 53. Nf4 Kf6 54. Ne6 g5 55. Nf8 h6 56. Nd7+ Kf7 57. Ne5+ Kf6 58. Ng4+ Kg6 59. Ne3 Rd3 60. Ng4 Rd1 61. Kf2 h5 62. Ne3 Rd2+ 63. Kg1 Kf6 1/2-1/2

[Event "Baunatal op 6th"]
[Site "Baunatal"]
[Date "2000.08.22"]
[Round "6"]
[White "Schausten, Peter"]
[Black "Clasen, Sven Olaf"]
[Result "1-0"]
[ECO "C15"]
[BlackElo "2079"]
[PlyCount "39"]
[EventDate "2000.08.18"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. a3 Bxc3+ 5. bxc3 dxe4 6. f3 Nf6 7. fxe4 Nxe4 8. Qg4 Nxc3 9. Nf3 c5 10. Qxg7 Rf8 11. Bh6 Nd7 12. Bd3 Nd5 13. 0-0 f5 14. Qxh7 Rf7 15. Qg6 Qf6 16. Qg8+ Nf8 17. Ne5 Rc7 18. Bb5+ Bd7 19. Bxd7+ Rxd7 20. Qxf8+ 1-0

[Event "Baunatal op 6th"]
[Site "Baunatal"]
[Date "2000.08.22"]
[Round "2"]
[White "Yueksel, Abdurraham"]
[Black "Clasen, Sven Olaf"]
[Result "1-0"]
[ECO "A03"]
[BlackElo "2079"]
[PlyCount "73"]
[EventDate "2000.08.18"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. f4 d5 2. e3 Nf6 3. b3 g6 4. Bb2 Bg7 5. Bd3 Bg4 6. Nf3 0-0 7. 0-0 Nbd7 8. h3 Bxf3 9. Qxf3 Nc5 10. Be2 e6 11. Nc3 Nce4 12. Rad1 Nh5 13. g4 Bxc3 14. dxc3 Nhg3 15. Rfe1 Qh4 16. Kg2 f5 17. g5 h6 18. gxh6 Rf7 19. c4 Qxh6 20. Bd3 Rh7 21. Rh1 Nxh1 22. Rxh1 Kf7 23. cxd5 exd5 24. c4 c6 25. h4 Rg8 26. cxd5 cxd5 27. Bxe4 fxe4 28. Qd1 Rd8 29. Qd4 Kg8 30. Qf6 Rhd7 31. Qe6+ Rf7 32. h5 Qxh5 33. Rxh5 gxh5 34. Qg6+ Kf8 35. Qxh5 Rdd7 36. Qh8+ Ke7 37. Ba3+ 1-0

[Event "Baunatal op 6th"]
[Site "Baunatal"]
[Date "2000.08.20"]
[Round "7"]
[White "Dec, Paul"]
[Black "Clasen, Sven Olaf"]
[Result "1/2-1/2"]
[ECO "C02"]
[BlackElo "2079"]
[PlyCount "66"]
[EventDate "2000.08.18"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nd2 c5 4. c3 Bd7 5. e5 Qb6 6. Ngf3 Bb5 7. Be2 Bxe2 8. Qxe2 Nc6 9. Nb3 cxd4 10. Nbxd4 Nge7 11. Be3 Qd8 12. 0-0 g6 13. Nb5 Nf5 14. Bg5 Be7 15. Bxe7 Qxe7 16. Nfd4 0-0 17. Nxc6 bxc6 18. Nd4 Nxd4 19. cxd4 c5 20. dxc5 Qxc5 21. Rac1 Qb6 22. Rc2 Rac8 23. g3 Rfd8 24. Rfc1 Rxc2 25. Qxc2 d4 26. Qc7 Qxc7 27. Rxc7 d3 28. Rc1 f6 29. exf6 Kf7 30. f3 Rd6 31. Kf2 Rb6 32. b3 Ra6 33. Ra1 Kxf6 1/2-1/2

[Event "Baunatal op 6th"]
[Site "Baunatal"]
[Date "2000.08.19"]
[Round "4"]
[White "Pietzsch, Manuel"]
[Black "Clasen, Sven Olaf"]
[Result "1/2-1/2"]
[ECO "C18"]
[BlackElo "2079"]
[PlyCount "128"]
[EventDate "2000.08.18"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. e5 c5 5. a3 Bxc3+ 6. bxc3 Bd7 7. Qg4 Ne7 8. Bd3 Qb6 9. Nf3 Bb5 10. Rb1 c4 11. Be2 Qa5 12. Bd2 Nd7 13. 0-0 0-0-0 14. Bg5 h5 15. Qh3 Rde8 16. Bxe7 Rxe7 17. g4 Ba4 18. Ne1 Ree8 19. g5 f6 20. f4 Qd8 21. Qg3 h4 22. Qg2 Qa5 23. Rb4 Bc6 24. a4 Nb6 25. Nf3 Nxa4 26. Ra1 b5 27. Qf2 Qc7 28. Qe3 Qe7 29. exf6 gxf6 30. gxf6 Qxf6 31. Ne5 Kc7 32. Qf3 Rhg8+ 33. Kh1 a5 34. Rbb1 Rb8 35. Bf1 Rbf8 36. Bxc4 Qxe5 37. Bxb5 Rxf4 38. dxe5 Rxf3 39. Bxa4 Rf2 40. Bxc6 Kxc6 41. Rxa5 Rgg2 42. Ra6+ Kc5 43. Ra7 Rxh2+ 44. Kg1 Rhg2+ 45. Kh1 Rh2+ 46. Kg1 d4 47. Rc7+ Kd5 48. Rd7+ Kxe5 49. cxd4+ Kf6 50. Rf1 Rhg2+ 51. Kh1 h3 52. Rxf2+ Rxf2 53. c4 Rc2 54. c5 Kf5 55. d5 e5 56. c6 Kf6 57. Rh7 e4 58. Rxh3 Ke5 59. Kg1 Kxd5 60. Kf1 Kxc6 61. Ke1 Kd5 62. Ra3 Kd4 63. Rb3 e3 64. Rb8 Kd3 1/2-1/2

[Event "Baunatal op 6th"]
[Site "Baunatal"]
[Date "2000.08.17"]
[Round "1"]
[White "Clasen, Sven Olaf"]
[Black "Hoehmann, Ulla"]
[Result "1-0"]
[ECO "D63"]
[WhiteElo "2079"]
[PlyCount "55"]
[EventDate "2000.08.18"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Bg5 Nbd7 5. Nf3 Be7 6. e3 0-0 7. Rc1 c5 8. cxd5 Nxd5 9. Bxe7 Nxe7 10. Bd3 b6 11. Qc2 h6 12. 0-0 cxd4 13. Nxd4 Nc5 14. Bc4 Bb7 15. b4 Ba6 16. Ndb5 Nb7 17. Rfd1 Qc8 18. Qa4 Bxb5 19. Bxb5 Qb8 20. Rd7 a6 21. Bxa6 Ng6 22. Rxb7 Qxb7 23. Bxb7 Rxa4 24. Nxa4 b5 25. Nc5 Ne5 26. Rd1 Nc4 27. Nd7 Kh8 28. Nxf8 1-0

[Event "Bad Woerishofen op 16th"]
[Site "Bad Woerishofen"]
[Date "2000.03.25"]
[Round "9"]
[White "Gerhards, Walter"]
[Black "Clasen, Sven Olaf"]
[Result "1-0"]
[ECO "C18"]
[WhiteElo "1900"]
[BlackElo "2090"]
[PlyCount "101"]
[EventDate "2000.03.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 075 Extra"]
[Source "ChessBase"]
[SourceDate "2000.05.11"]
[SourceVersion "2"]
[SourceVersionDate "2000.05.11"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. e5 c5 5. a3 Bxc3+ 6. bxc3 Ne7 7. Qg4 Qa5 8. Bd2 Qa4 9. Qxg7 Rg8 10. Qxh7 cxd4 11. Nf3 dxc3 12. Bxc3 Nbc6 13. Qd3 Bd7 14. g3 0-0-0 15. Bg2 Na5 16. Bb4 Nec6 17. Qc3 Kb8 18. 0-0 Rc8 19. Bd6+ Ka8 20. Nd2 Nd8 21. Qe3 Rxc2 22. Rfb1 Ndc6 23. Bf1 Qd4 24. Qxd4 Nxd4 25. Bb4 Nac6 26. Nb3 Nxb3 27. Rxb3 Nxe5 28. a4 Rgc8 29. Bd6 Ng4 30. h3 Nxf2 31. Rf3 Ne4 32. Rxf7 Nxd6 33. Rxd7 Ne4 34. Bd3 R2c7 35. Rxc7 Rxc7 36. Bxe4 dxe4 37. Kf2 Kb8 38. Ra3 Rc4 39. Ke3 Kc7 40. h4 Kd6 41. g4 Ke5 42. Rb3 b6 43. Rb5+ Rc5 44. h5 Rd5 45. h6 Kf6 46. Kxe4 Rc5 47. g5+ Kg6 48. Kd4 e5+ 49. Kd3 Kh7 50. Ke4 Kg6 51. Rxc5 1-0

[Event "Bad Woerishofen op 16th"]
[Site "Bad Woerishofen"]
[Date "2000.03.24"]
[Round "8"]
[White "Clasen, Sven Olaf"]
[Black "Liszka, Guenter"]
[Result "1-0"]
[ECO "D02"]
[WhiteElo "2090"]
[BlackElo "1770"]
[PlyCount "81"]
[EventDate "2000.03.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 075 Extra"]
[Source "ChessBase"]
[SourceDate "2000.05.11"]
[SourceVersion "2"]
[SourceVersionDate "2000.05.11"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 Nf6 3. Bf4 e6 4. c3 Nbd7 5. Nbd2 Be7 6. e3 b6 7. h3 Bb7 8. Be2 0-0 9. 0-0 c5 10. Re1 Rc8 11. a4 c4 12. Qc2 Nb8 13. Rad1 Nc6 14. Ne5 Na5 15. Bh2 Ne8 16. f4 Nd6 17. g4 f6 18. Nef3 Qe8 19. Kh1 Bc6 20. Ra1 Kh8 21. Rg1 Rd8 22. g5 f5 23. g6 hxg6 24. Ne5 Rf6 25. Rg2 Nf7 26. Nxg6+ Kh7 27. Rag1 Bf8 28. Bh5 Qd7 29. Qd1 Nh6 30. Nf3 Bxa4 31. Qe1 Nc6 32. Ng5+ Kg8 33. Bg3 Nf7 34. Bh4 Nxg5 35. Bxg5 Rf7 36. Qh4 Be7 37. Nh8 Bxg5 38. Bxf7+ Qxf7 39. Rxg5 Qc7 40. Qh6 Rd7 41. Qxe6+ 1-0

[Event "Bad Woerishofen op 16th"]
[Site "Bad Woerishofen"]
[Date "2000.03.23"]
[Round "7"]
[White "Eschle, Hubert"]
[Black "Clasen, Sven Olaf"]
[Result "1-0"]
[ECO "C18"]
[WhiteElo "1780"]
[BlackElo "2090"]
[PlyCount "55"]
[EventDate "2000.03.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 075 Extra"]
[Source "ChessBase"]
[SourceDate "2000.05.11"]
[SourceVersion "2"]
[SourceVersionDate "2000.05.11"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. e5 c5 5. a3 Bxc3+ 6. bxc3 Ne7 7. f4 b6 8. Bb5+ Bd7 9. Bd3 Qc7 10. Nf3 Nbc6 11. Be3 cxd4 12. cxd4 Na5 13. 0-0 Nc4 14. Qe2 Nf5 15. Bf2 0-0 16. g4 Nh6 17. Bh4 Rae8 18. Qg2 Ne3 19. Qg3 Nxf1 20. Rxf1 Qc8 21. Bg5 Kh8 22. Qh4 Rg8 23. Bxh6 gxh6 24. Ng5 Rxg5 25. fxg5 Rg8 26. Rxf7 Rxg5 27. Rxh7+ Kg8 28. Rxh6 1-0

[Event "Bad Woerishofen op 16th"]
[Site "Bad Woerishofen"]
[Date "2000.03.22"]
[Round "6"]
[White "Clasen, Sven Olaf"]
[Black "Lechner, Otto"]
[Result "1-0"]
[ECO "D02"]
[WhiteElo "2090"]
[BlackElo "1820"]
[PlyCount "77"]
[EventDate "2000.03.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 075 Extra"]
[Source "ChessBase"]
[SourceDate "2000.05.11"]
[SourceVersion "2"]
[SourceVersionDate "2000.05.11"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 Nf6 3. Bf4 Bf5 4. c4 e6 5. Qb3 Qc8 6. Nc3 c6 7. Rc1 dxc4 8. Qxc4 Qd8 9. g3 Be7 10. Bg2 Nbd7 11. 0-0 0-0 12. Rfd1 Qb6 13. Nh4 Bg4 14. h3 Bh5 15. Nf3 h6 16. e4 Bg6 17. Ne5 Nxe5 18. dxe5 Nh7 19. Rd7 Bg5 20. Na4 Qb5 21. Qxb5 cxb5 22. Nc3 b4 23. Nb5 a6 24. Nd6 b5 25. Rcc7 h5 26. Bxg5 Nxg5 27. f4 Nxe4 28. Bxe4 Bxe4 29. Nxe4 Rac8 30. Nd6 Rxc7 31. Rxc7 f6 32. exf6 gxf6 33. Re7 e5 34. fxe5 fxe5 35. Rxe5 Rd8 36. Re6 Kg7 37. Kf2 Rf8+ 38. Ke2 Rd8 39. Nf5+ 1-0

[Event "Bad Woerishofen op 16th"]
[Site "Bad Woerishofen"]
[Date "2000.03.21"]
[Round "5"]
[White "Breder, Dennis"]
[Black "Clasen, Sven Olaf"]
[Result "1-0"]
[ECO "C08"]
[WhiteElo "2303"]
[BlackElo "2090"]
[PlyCount "51"]
[EventDate "2000.03.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 075 Extra"]
[Source "ChessBase"]
[SourceDate "2000.05.11"]
[SourceVersion "2"]
[SourceVersionDate "2000.05.11"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nd2 c5 4. Ngf3 Nf6 5. exd5 exd5 6. Bb5+ Bd7 7. Bxd7+ Nbxd7 8. 0-0 Be7 9. dxc5 Nxc5 10. Nd4 Nfe4 11. N2b3 0-0 12. f3 Nxb3 13. axb3 Nc5 14. Be3 Ne6 15. Qd3 Re8 16. c3 a6 17. Rad1 Nc5 18. Qd2 Bd6 19. b4 Qh4 20. g3 Bxg3 21. hxg3 Qxg3+ 22. Qg2 Qe5 23. Qg5 f5 24. bxc5 Rf8 25. Bf4 Qe8 26. Rfe1 1-0

[Event "Bad Woerishofen op 16th"]
[Site "Bad Woerishofen"]
[Date "2000.03.20"]
[Round "4"]
[White "Clasen, Sven Olaf"]
[Black "Ballon, Guenther Jan"]
[Result "0-1"]
[ECO "D02"]
[WhiteElo "2090"]
[BlackElo "2240"]
[PlyCount "52"]
[EventDate "2000.03.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 075 Extra"]
[Source "ChessBase"]
[SourceDate "2000.05.11"]
[SourceVersion "2"]
[SourceVersionDate "2000.05.11"]
[SourceQuality "1"]

1. Nf3 d5 2. d4 c6 3. c3 Bg4 4. Qb3 Qc8 5. Ne5 Bf5 6. Nd2 f6 7. Nef3 e6 8. e3 Bd6 9. Be2 Nd7 10. 0-0 Ne7 11. a4 0-0 12. Nh4 Bg6 13. f4 Bf7 14. Qc2 e5 15. f5 e4 16. b4 g5 17. fxg6 hxg6 18. g3 Kg7 19. Nb3 Qc7 20. Kf2 g5 21. Ng2 Rh8 22. Kg1 Bxg3 23. hxg3 Qxg3 24. Rd1 Rh2 25. Bf1 Rah8 26. Qf2 Rh1# 0-1

[Event "Bad Woerishofen op 16th"]
[Site "Bad Woerishofen"]
[Date "2000.03.19"]
[Round "3"]
[White "Wassem, Michael"]
[Black "Clasen, Sven Olaf"]
[Result "0-1"]
[ECO "D82"]
[BlackElo "2090"]
[PlyCount "66"]
[EventDate "2000.03.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 075 Extra"]
[Source "ChessBase"]
[SourceDate "2000.05.11"]
[SourceVersion "2"]
[SourceVersionDate "2000.05.11"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. Bf4 e6 5. Nf3 c6 6. e3 Bg7 7. Qc2 0-0 8. cxd5 exd5 9. Bd3 Nbd7 10. 0-0 Re8 11. Rfe1 Nf8 12. a4 Ne6 13. Bg3 Bd7 14. b4 Rc8 15. Qb3 Bf8 16. Rac1 Qe7 17. Na2 Ng7 18. Be5 Bg4 19. Be2 Ne4 20. Bxg7 Bxg7 21. Qb2 Nxf2 22. Kxf2 Qxe3+ 23. Kf1 Qf4 24. Rcd1 Re3 25. Kg1 Bxf3 26. gxf3 Rce8 27. Nc1 Bf8 28. Nd3 Qg5+ 29. Kh1 Bd6 30. f4 Bxf4 31. Nxf4 Qxf4 32. Qc2 Qf2 33. Qd2 Rh3 0-1

[Event "Bad Woerishofen op 16th"]
[Site "Bad Woerishofen"]
[Date "2000.03.18"]
[Round "2"]
[White "Clasen, Sven Olaf"]
[Black "Seidel, Sandra"]
[Result "1-0"]
[ECO "A49"]
[WhiteElo "2090"]
[BlackElo "1800"]
[PlyCount "147"]
[EventDate "2000.03.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 075 Extra"]
[Source "ChessBase"]
[SourceDate "2000.05.11"]
[SourceVersion "2"]
[SourceVersionDate "2000.05.11"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 g6 3. g3 Bg7 4. Bg2 0-0 5. 0-0 d6 6. Nbd2 Nbd7 7. c3 e5 8. Qb3 exd4 9. cxd4 d5 10. Ne1 Qe7 11. Nd3 c6 12. e4 dxe4 13. Re1 Nb6 14. Nxe4 Nxe4 15. Rxe4 Qd8 16. Ne5 Be6 17. Qc3 Bd5 18. Re1 Bxg2 19. Kxg2 Qd5+ 20. Kg1 Rad8 21. Be3 Rfe8 22. Rad1 f6 23. Nd3 Rd7 24. Nc5 Rde7 25. Qa5 Nc4 26. Qc3 Nb6 27. b3 Qf3 28. Qc1 Nd5 29. Bd2 Bf8 30. Nxb7 Rxe1+ 31. Rxe1 Rxe1+ 32. Qxe1 Qg4 33. Be3 Bb4 34. Qc1 Qd7 35. Nc5 Bxc5 36. dxc5 Nxe3 37. Qxe3 Qd1+ 38. Kg2 Qd5+ 39. Kg1 Qd1+ 40. Kg2 Qd5+ 41. Kf1 Kf7 42. Ke2 Qh5+ 43. Ke1 Qf5 44. a4 Qb1+ 45. Kd2 Qb2+ 46. Kd1 Qb1+ 47. Ke2 Qc2+ 48. Kf3 Qd1+ 49. Kg2 Qd5+ 50. f3 Qf5 51. Qc3 g5 52. Qc4+ Kg7 53. b4 Qd7 54. b5 Qd2+ 55. Kh3 Qd7+ 56. Kg2 Qd2+ 57. Kf1 Qxh2 58. bxc6 Qh1+ 59. Kf2 Qh2+ 60. Ke3 Qxg3 61. Qd4 Qe1+ 62. Kd3 Qd1+ 63. Ke4 Qe2+ 64. Kd5 Qxf3+ 65. Kd6 Qg3+ 66. Kd7 Qh3+ 67. Kd8 Qb3 68. Qd7+ Kh6 69. c7 Qg8+ 70. Ke7 Qg7+ 71. Kd6 Qf8+ 72. Qe7 Qc8 73. Qxf6+ Kh5 74. Qf7+ 1-0

[Event "Bad Woerishofen op 16th"]
[Site "Bad Woerishofen"]
[Date "2000.03.17"]
[Round "1"]
[White "Nevednichy, Vladislav"]
[Black "Clasen, Sven Olaf"]
[Result "1-0"]
[ECO "A38"]
[WhiteElo "2589"]
[BlackElo "2090"]
[PlyCount "59"]
[EventDate "2000.03.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 075 Extra"]
[Source "ChessBase"]
[SourceDate "2000.05.11"]
[SourceVersion "2"]
[SourceVersionDate "2000.05.11"]
[SourceQuality "1"]

1. Nf3 Nf6 2. g3 g6 3. Bg2 Bg7 4. 0-0 0-0 5. c4 c5 6. Nc3 Nc6 7. e4 d6 8. h3 Rb8 9. d3 h6 10. Be3 a6 11. Qd2 Kh7 12. d4 Nd7 13. Rfd1 Qe8 14. Rac1 b5 15. cxb5 axb5 16. b3 Nb4 17. Bf1 Ba6 18. a3 Nc6 19. Nd5 Nf6 20. Nxf6+ exf6 21. dxc5 Ne5 22. Nxe5 dxe5 23. c6 Qe6 24. Qd5 Bc8 25. b4 f5 26. c7 Rb7 27. exf5 Qxf5 28. Bg2 e4 29. Qxe4 Bb2 30. Qxf5 1-0

[Event "Wiesbaden op 18th"]
[Site "Wiesbaden"]
[Date "1999.09.04"]
[Round "9"]
[White "Lazic, Slobodan"]
[Black "Clasen, Sven Olaf"]
[Result "0-1"]
[ECO "D00"]
[PlyCount "84"]
[EventDate "1999.08.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. d4 d5 2. f4 Bf5 3. e3 e6 4. Nf3 Nf6 5. Bd3 Be4 6. Nbd2 Bb4 7. 0-0 Nbd7 8. Ne5 Qe7 9. Qe2 0-0-0 10. a3 Bd6 11. c4 h5 12. h3 h4 13. c5 Bxe5 14. fxe5 Nh5 15. Nxe4 dxe4 16. Bxe4 c6 17. Rf2 Ng3 18. Qc2 f5 19. Bf3 g5 20. Bd2 Rdg8 21. Qa4 g4 22. Bxc6 Nxe5 23. Bxb7+ Qxb7 24. dxe5 gxh3 25. c6 Qb6 26. Re1 Ne4 27. Ba5 Qc5 28. Bc3 h2+ 29. Kxh2 Nxf2 30. Qa6+ Kd8 31. Ba5+ Ke8 32. Qc8+ Kf7 33. Qb7+ Qe7 34. c7 h3 35. g3 Ng4+ 36. Kh1 Nf2+ 37. Kg1 Ne4 38. Kh2 Rxg3 39. Qxe4 fxe4 40. Rc1 Rg2+ 41. Kh1 Qg5 42. Rf1+ Kg7 0-1

[Event "Wiesbaden op 18th"]
[Site "Wiesbaden"]
[Date "1999.09.03"]
[Round "8"]
[White "Clasen, Sven Olaf"]
[Black "Haas, Michael"]
[Result "1-0"]
[ECO "E12"]
[PlyCount "61"]
[EventDate "1999.08.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Bg5 Be7 5. e3 Nbd7 6. Nf3 0-0 7. Bd3 b6 8. 0-0 Bb7 9. Qe2 c5 10. dxc5 bxc5 11. Rfd1 Re8 12. Rac1 Qc7 13. Nb5 Qb6 14. Bf4 Rac8 15. h3 a6 16. Nc3 Bd8 17. cxd5 exd5 18. Bf5 Re7 19. b3 Bc7 20. Na4 Qa7 21. Bg5 Bd6 22. Bxd7 Rxd7 23. Bxf6 gxf6 24. Nh4 Kh8 25. Qf3 Be7 26. Nf5 d4 27. e4 Bd6 28. Qg4 Rg8 29. Qh4 Rg6 30. Nxd6 Rxd6 31. Rxc5 1-0

[Event "Wiesbaden op 18th"]
[Site "Wiesbaden"]
[Date "1999.09.02"]
[Round "7"]
[White "Marten, Gero"]
[Black "Clasen, Sven Olaf"]
[Result "1-0"]
[ECO "C02"]
[WhiteElo "2132"]
[PlyCount "93"]
[EventDate "1999.08.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. e5 c5 4. Nf3 Nc6 5. Bd3 cxd4 6. 0-0 Bc5 7. a3 Qc7 8. Bf4 Nge7 9. Bg3 Ng6 10. Re1 Bd7 11. b4 Bb6 12. Nbd2 Nce7 13. Nb3 Qc3 14. h4 h6 15. h5 Nf8 16. Bf4 g6 17. Nc5 Bxc5 18. Bd2 Qxa1 19. Qxa1 Bb6 20. Nxd4 gxh5 21. a4 Nfg6 22. b5 Rg8 23. a5 Bc5 24. Nb3 b6 25. Nxc5 bxc5 26. c4 Nh4 27. Kh2 Rxg2+ 28. Kh3 Rxf2 29. Be3 Rf3+ 30. Kxh4 d4 31. Be4 Nf5+ 32. Bxf5 exf5 33. Bxh6 f4 34. Rg1 0-0-0 35. Kg5 Rg8+ 36. Kf6 Rf8 37. Bg7 Be6 38. Qa2 h4 39. Qg2 Rg3 40. Qa8+ Kc7 41. Qxa7+ Kd8 42. Qb8+ Bc8 43. Qd6+ Bd7 44. Qb8+ Bc8 45. Qb6+ Ke8 46. Qd6 Rxg1 47. Qe7# 1-0

[Event "Wiesbaden op 18th"]
[Site "Wiesbaden"]
[Date "1999.09.01"]
[Round "6"]
[White "Clasen, Sven Olaf"]
[Black "De Andres Gonalons, Fernando"]
[Result "0-1"]
[ECO "D40"]
[BlackElo "2214"]
[PlyCount "106"]
[EventDate "1999.08.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nc3 c5 4. e3 Nf6 5. Nf3 a6 6. b3 cxd4 7. Nxd4 Bb4 8. Bd2 0-0 9. a3 Bd6 10. cxd5 exd5 11. Bd3 Nc6 12. Nce2 Bg4 13. f3 Bd7 14. 0-0 Re8 15. b4 Qc7 16. h3 Ne5 17. Rc1 Qb6 18. Qb3 Rac8 19. Nf4 Nxd3 20. Nxd3 Bb5 21. Kh1 Bc4 22. Qb1 Nh5 23. Rfd1 Ng3+ 24. Kg1 Re7 25. Nf2 g6 26. Nh1 Rce8 27. Nxg3 Bxg3 28. Rc3 Be5 29. Be1 Qf6 30. Bf2 b5 31. Qc1 Ra8 32. Qd2 a5 33. bxa5 Rea7 34. f4 Bc7 35. Qb2 Bxa5 36. Rcc1 Bb6 37. Ra1 Bc5 38. Qb1 b4 39. Nb3 Bxb3 40. Qxb3 Rxa3 41. Rxa3 Rxa3 42. Qxd5 Ra1 43. Rxa1 Qxa1+ 44. Kh2 Qc3 45. g4 Bxe3 46. Bxe3 Qxe3 47. f5 Qc3 48. h4 b3 49. h5 b2 50. Qd8+ Kg7 51. f6+ Kh6 52. g5+ Kxh5 53. Qd1+ Kxg5 0-1

[Event "Wiesbaden op 18th"]
[Site "Wiesbaden"]
[Date "1999.08.31"]
[Round "5"]
[White "Cremer, Jochen"]
[Black "Clasen, Sven Olaf"]
[Result "0-1"]
[ECO "C08"]
[WhiteElo "2180"]
[PlyCount "150"]
[EventDate "1999.08.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nd2 c5 4. exd5 exd5 5. Ngf3 Nf6 6. Bb5+ Bd7 7. Qe2+ Qe7 8. 0-0 Qxe2 9. Bxe2 Be7 10. dxc5 Bxc5 11. Ne5 Be6 12. Nb3 Bb6 13. Bf3 0-0 14. Re1 Nc6 15. Nxc6 bxc6 16. a4 Ng4 17. Bxg4 Bxg4 18. Bf4 a6 19. a5 Ba7 20. Be3 Bb8 21. Bc5 Rc8 22. f3 Bf5 23. Nd4 Bg6 24. Re7 Bf4 25. b4 Bg5 26. Re2 h6 27. Rae1 Bh4 28. g3 Bf6 29. c3 h5 30. Kf2 h4 31. Kg2 Bg5 32. Be7 Bxe7 33. Rxe7 hxg3 34. hxg3 c5 35. Nb3 cxb4 36. cxb4 Rcb8 37. Nc5 Rxb4 38. Re8+ Rxe8 39. Rxe8+ Kh7 40. Re5 f6 41. Rxd5 Rb5 42. g4 Kh6 43. Kg3 Rxa5 44. Kh3 Rb5 45. Kg3 a5 46. Rd1 Rxc5 47. Rh1+ Bh5 48. gxh5 Rxh5 49. Ra1 Kg6 50. Kg4 Rg5+ 51. Kf4 Re5 52. Ra2 Kf7 53. Ra1 Ke6 54. Ra2 Kd6 55. Kg4 Kc6 56. f4 Rc5 57. Kf3 g5 58. fxg5 Rxg5 59. Ke4 a4 60. Rf2 f5+ 61. Kf4 Rh5 62. Rc2+ Kd5 63. Rc8 Kd4 64. Rc7 Rh1 65. Ra7 Rf1+ 66. Kg5 Ra1 67. Kxf5 a3 68. Ke6 Kc5 69. Rc7+ Kb4 70. Rb7+ Kc4 71. Rc7+ Kb3 72. Ke5 a2 73. Rb7+ Kc4 74. Rc7+ Kb5 75. Rb7+ Ka6 0-1

[Event "Wiesbaden op 18th"]
[Site "Wiesbaden"]
[Date "1999.08.30"]
[Round "4"]
[White "Clasen, Sven Olaf"]
[Black "Wind, Lutz"]
[Result "0-1"]
[ECO "E93"]
[BlackElo "2242"]
[PlyCount "66"]
[EventDate "1999.08.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[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 Bg7 4. e4 d6 5. h3 0-0 6. Nf3 Na6 7. Be2 e5 8. d5 Nc5 9. Qc2 a5 10. Be3 Nh5 11. Nh2 Nf4 12. Bf1 f5 13. g3 Nh5 14. Be2 Nf6 15. g4 Nfxe4 16. Nxe4 Nxe4 17. 0-0-0 b6 18. Rdg1 Nc5 19. f3 Bd7 20. gxf5 Bxf5 21. Qd2 Qe8 22. b3 e4 23. Ng4 exf3 24. Bxf3 a4 25. Nh6+ Kh8 26. Nxf5 Rxf5 27. Bxc5 bxc5 28. Re1 Qf8 29. Be4 Bh6 30. Re3 Rf1+ 31. Rxf1 Qxf1+ 32. Kc2 axb3+ 33. Kxb3 Rb8+ 0-1

[Event "Wiesbaden op 18th"]
[Site "Wiesbaden"]
[Date "1999.08.29"]
[Round "2"]
[White "Clasen, Sven Olaf"]
[Black "Auschkalnis, Reinhard"]
[Result "1-0"]
[ECO "E90"]
[PlyCount "91"]
[EventDate "1999.08.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[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 Bg7 4. e4 d6 5. h3 0-0 6. Nf3 c5 7. d5 Na6 8. Bg5 Nc7 9. Be2 a6 10. a4 Rb8 11. Nd2 Bd7 12. h4 b5 13. axb5 axb5 14. h5 b4 15. Na2 Ra8 16. hxg6 fxg6 17. Bh6 Ba4 18. b3 Bd7 19. g4 Qc8 20. Bxg7 Kxg7 21. f3 Qe8 22. Qc2 Qf7 23. Qb2 Kg8 24. Nc1 Rxa1 25. Qxa1 Ra8 26. Qb2 e5 27. Nd3 g5 28. Nf1 Nce8 29. Ne3 Ng7 30. Kd2 h5 31. gxh5 Nfxh5 32. Ra1 Rxa1 33. Qxa1 Nf4 34. Qa6 Qe7 35. Qa7 Qd8 36. Nxe5 dxe5 37. Qxc5 Qf8 38. Qc7 Qe8 39. c5 Qc8 40. Qb6 Qa8 41. Bd1 Qa3 42. Bc2 Kh8 43. c6 Bc8 44. d6 Qa6 45. Qxa6 Bxa6 46. d7 1-0

[Event "Wiesbaden op 18th"]
[Site "Wiesbaden"]
[Date "1999.08.29"]
[Round "3"]
[White "Heindrich, Mark"]
[Black "Clasen, Sven Olaf"]
[Result "0-1"]
[ECO "C17"]
[WhiteElo "2174"]
[PlyCount "46"]
[EventDate "1999.08.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. e5 Ne7 5. Nf3 c5 6. dxc5 Bxc5 7. Bd3 Nbc6 8. 0-0 Ng6 9. Re1 Bd7 10. a3 0-0 11. Bg5 Qb8 12. Qe2 Ncxe5 13. Nxe5 Qxe5 14. Qh5 Qd6 15. Be3 f5 16. Qg5 d4 17. Bb5 dxe3 18. Red1 exf2+ 19. Kh1 Bd4 20. Rxd4 Qxd4 21. Rd1 Qe5 22. Bf1 Bc6 23. h4 Qf4 0-1

[Event "Wiesbaden op 18th"]
[Site "Wiesbaden"]
[Date "1999.08.28"]
[Round "1"]
[White "Wornath, Kai Rudolf"]
[Black "Clasen, Sven Olaf"]
[Result "1-0"]
[ECO "D85"]
[WhiteElo "2309"]
[PlyCount "55"]
[EventDate "1999.08.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[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. Na4 Nb6 6. e4 Bg7 7. Be3 0-0 8. Nf3 N8d7 9. Be2 Re8 10. 0-0 Nf8 11. Nc5 Ne6 12. b4 a5 13. Nxe6 Bxe6 14. b5 a4 15. Qc2 Qd6 16. Rac1 Rac8 17. d5 Bd7 18. Rfd1 Qb4 19. Bc5 Qb2 20. Qxb2 Bxb2 21. Rc2 Bg7 22. Be3 a3 23. Bf4 Na4 24. Ne5 Red8 25. Rdc1 c5 26. bxc6 bxc6 27. Nxd7 Rxd7 28. Bg4 1-0

[Event "Lueneburg distr-chB"]
[Site "Verden"]
[Date "1998.10.30"]
[Round "9"]
[White "Clasen, Sven Olaf"]
[Black "Gans, Torsten"]
[Result "0-1"]
[ECO "D58"]
[PlyCount "80"]
[EventDate "1998.10.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2009"]
[Source "ChessBase"]
[SourceDate "2008.11.26"]
[SourceVersion "1"]
[SourceVersionDate "2008.11.26"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Bg5 Be7 5. Nf3 0-0 6. e3 h6 7. Bh4 b6 8. Be2 Bb7 9. 0-0 Nbd7 10. Rc1 c5 11. dxc5 Nxc5 12. Qc2 Nfe4 13. Bxe7 Qxe7 14. Rfd1 dxc4 15. Bxc4 Nxc3 16. Qxc3 Ne4 17. Qe5 Rac8 18. Nd4 Rc5 19. Qf4 Rfc8 20. b3 b5 21. Nxb5 Rf5 22. Qg4 Nxf2 23. Qd4 Nxd1 24. Rxd1 Qc5 25. Qd2 Re5 26. Nd4 Bd5 27. Ba6 Rc7 28. Bd3 Qc3 29. Qf2 Qa5 30. Qf4 Qxa2 31. e4 Rg5 32. g4 Bxb3 33. h4 Bxd1 34. hxg5 Rd7 35. e5 g6 36. gxh6 Qb2 37. Nxe6 fxe6 38. Bxg6 Qd4+ 39. Qxd4 Rxd4 40. Bh5 Kh7 0-1

[Event "Lueneburg distr-chB"]
[Site "Verden"]
[Date "1998.10.29"]
[Round "8"]
[White "Clasen, Sven Olaf"]
[Black "Doersam, Gunther"]
[Result "1-0"]
[ECO "A84"]
[PlyCount "93"]
[EventDate "1998.10.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2009"]
[Source "ChessBase"]
[SourceDate "2008.11.26"]
[SourceVersion "1"]
[SourceVersionDate "2008.11.26"]
[SourceQuality "1"]

1. d4 f5 2. c4 Nf6 3. Nf3 b6 4. e3 Bb7 5. Be2 e6 6. 0-0 Be7 7. Nbd2 0-0 8. Ne5 d6 9. Nd3 Nbd7 10. Nf4 Kf7 11. Nf3 Ne4 12. d5 Ndc5 13. dxe6+ Nxe6 14. Nxe6 Kxe6 15. Nd4+ Kd7 16. f3 Ng5 17. b4 Bf6 18. Qa4+ Kc8 19. Bb2 Qd7 20. Qb3 g6 21. Rac1 c5 22. Nb5 Bxb2 23. Qxb2 a6 24. Nc3 Qe6 25. bxc5 dxc5 26. Nd5 Bxd5 27. cxd5 Qd6 28. Rfd1 Re8 29. Kf2 Kb7 30. Rb1 Re7 31. a4 Ka7 32. Qb3 Nf7 33. Qc4 Kb7 34. Rdc1 Rc7 35. Qb3 Ne5 36. Rb2 Re7 37. Rcb1 Nd7 38. a5 Kc8 39. axb6 Rb8 40. b7+ Kd8 41. Ra2 Qxh2 42. Rxa6 Qh4+ 43. Kg1 Qg5 44. Re6 h5 45. Qc3 f4 46. Qh8+ Kc7 47. Rc6# 1-0

[Event "Lueneburg distr-chB"]
[Site "Verden"]
[Date "1998.10.28"]
[Round "6"]
[White "Meschke, Oliver"]
[Black "Clasen, Sven Olaf"]
[Result "1-0"]
[ECO "A03"]
[PlyCount "57"]
[EventDate "1998.10.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2009"]
[Source "ChessBase"]
[SourceDate "2008.11.26"]
[SourceVersion "1"]
[SourceVersionDate "2008.11.26"]
[SourceQuality "1"]

1. f4 d5 2. b3 Nf6 3. Bb2 Nc6 4. e3 Bg4 5. Be2 Qd7 6. Bxg4 Nxg4 7. Nf3 0-0-0 8. 0-0 f6 9. Qe2 e5 10. h3 h5 11. f5 e4 12. Nd4 Qd6 13. Rf4 Nge5 14. Ne6 Re8 15. Ba3 Qd7 16. Nxf8 Rexf8 17. Bxf8 Rxf8 18. Nc3 g5 19. fxg6 Nxg6 20. Rf2 Nce5 21. Qxh5 Rg8 22. Rxf6 Nf3+ 23. Kf2 Ngh4 24. g4 c6 25. Ne2 Qg7 26. Qh6 Qc7 27. Rf8+ Rxf8 28. Qxf8+ Kd7 29. Qf7+ 1-0

[Event "Lueneburg distr-chB"]
[Site "Verden"]
[Date "1998.10.28"]
[Round "7"]
[White "Storjohann, Klaus"]
[Black "Clasen, Sven Olaf"]
[Result "1/2-1/2"]
[ECO "C02"]
[PlyCount "130"]
[EventDate "1998.10.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2009"]
[Source "ChessBase"]
[SourceDate "2008.11.26"]
[SourceVersion "1"]
[SourceVersionDate "2008.11.26"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. e5 Ne7 4. Bd3 c5 5. c3 Nbc6 6. Nf3 Qb6 7. Bc2 Bd7 8. 0-0 Nf5 9. Bxf5 exf5 10. dxc5 Bxc5 11. b4 Be7 12. Qxd5 Be6 13. Qd1 0-0 14. Re1 Rfd8 15. Qe2 Rac8 16. Bg5 Qc7 17. Nbd2 Nxe5 18. Bxe7 Nxf3+ 19. Nxf3 Qxe7 20. Nd4 Re8 21. Nxf5 Qd7 22. Ne3 Rxc3 23. Qb2 Rec8 24. Red1 Qe7 25. Re1 Qc7 26. Red1 h5 27. Re1 h4 28. h3 Qb6 29. Rab1 Qa6 30. Ra1 Ra3 31. Re2 Qa4 32. Rd2 Rc6 33. Rd8+ Kh7 34. Qb1+ g6 35. Qb2 Rcc3 36. Nd1 Qc2 37. Rd2 Qxb2 38. Rxb2 Rc6 39. Ne3 Rca6 40. Rc1 Rxa2 41. Rxa2 Rxa2 42. Rb1 Ra3 43. Rd1 b5 44. Rd4 Ra1+ 45. Kh2 g5 46. Nd5 Kg6 47. f4 a5 48. bxa5 Rxa5 49. fxg5 Ra4 50. Nf4+ Kxg5 51. Nxe6+ fxe6 52. Rd6 Kf5 53. Rb6 Rb4 54. Kg1 Rb2 55. Rb8 b4 56. Rh8 b3 57. Rxh4 Rc2 58. Rb4 b2 59. Kh2 e5 60. Kg3 e4 61. Rb5+ Ke6 62. Kf4 Re2 63. g4 Kd6 64. g5 Kc6 65. Rb8 Kc7 1/2-1/2

[Event "Lueneburg distr-chB"]
[Site "Verden"]
[Date "1998.10.27"]
[Round "5"]
[White "Clasen, Sven Olaf"]
[Black "Papenfuss, Kai"]
[Result "0-1"]
[ECO "D15"]
[PlyCount "74"]
[EventDate "1998.10.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2009"]
[Source "ChessBase"]
[SourceDate "2008.11.26"]
[SourceVersion "1"]
[SourceVersionDate "2008.11.26"]
[SourceQuality "1"]

1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. Nc3 a6 5. a4 Bf5 6. Qb3 Qc7 7. cxd5 Nxd5 8. Nxd5 cxd5 9. Qxd5 e6 10. Qb3 Nc6 11. Bd2 Bd6 12. e3 0-0 13. Be2 Be4 14. Rc1 Rac8 15. h3 Bd5 16. Qd1 Qb6 17. 0-0 Bb3 18. Qe1 Nb4 19. a5 Qxa5 20. e4 Qb6 21. Bc3 Bf4 22. Bd2 Bxd2 23. Qxd2 Bc2 24. Ne5 Rfd8 25. Nc4 Rxc4 26. Bxc4 Rxd4 27. Qc3 Bxe4 28. Rfd1 Nc6 29. Bxa6 Rxd1+ 30. Rxd1 bxa6 31. Rd6 Bd5 32. b4 h6 33. Qc1 Qc7 34. Qc5 Qb7 35. f4 Kh7 36. f5 Qxb4 37. Rxc6 Qe4 0-1

[Event "Lueneburg distr-chB"]
[Site "Verden"]
[Date "1998.10.26"]
[Round "4"]
[White "Clasen, Sven Olaf"]
[Black "Syed, Tareq"]
[Result "0-1"]
[ECO "A54"]
[PlyCount "104"]
[EventDate "1998.10.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2009"]
[Source "ChessBase"]
[SourceDate "2008.11.26"]
[SourceVersion "1"]
[SourceVersionDate "2008.11.26"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 d6 3. Nc3 e5 4. e3 Nbd7 5. Nf3 Be7 6. Be2 a5 7. 0-0 0-0 8. b3 Re8 9. Ba3 Bf8 10. Qc2 exd4 11. exd4 d5 12. Bc1 c6 13. cxd5 Nxd5 14. Nxd5 cxd5 15. Bb5 Qb6 16. a4 Bd6 17. Ng5 g6 18. Qd3 Re7 19. Nf3 Nf8 20. Bg5 Bf5 21. Qd2 Rc7 22. Qe3 Ne6 23. Bf6 Bf4 24. Qe1 Rc2 25. Be5 Be4 26. Bxf4 Nxf4 27. Ng5 Qxd4 28. Rd1 Qe5 29. Nxe4 Qxe4 30. Qxe4 dxe4 31. g3 Nh3+ 32. Kg2 Ng5 33. Rfe1 f5 34. Rd7 Nf3 35. Red1 Ne5 36. Re7 Rc5 37. Rxb7 h5 38. Re7 Kf8 39. Re6 Kf7 40. Red6 Ra7 41. Rd8 Rc2 42. R1d2 Rac7 43. Kh3 Rxd2 44. Rxd2 Rc3 45. b4 axb4 46. Rb2 b3 47. a5 Rc2 48. Rxb3 Rxf2 49. a6 Ng4 50. Bc4+ Kf6 51. Rb6+ Kg5 52. Bf7 Rxh2# 0-1

[Event "Lueneburg distr-chB"]
[Site "Verden"]
[Date "1998.10.26"]
[Round "3"]
[White "Park, Heiko"]
[Black "Clasen, Sven Olaf"]
[Result "0-1"]
[ECO "A03"]
[PlyCount "68"]
[EventDate "1998.10.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2009"]
[Source "ChessBase"]
[SourceDate "2008.11.26"]
[SourceVersion "1"]
[SourceVersionDate "2008.11.26"]
[SourceQuality "1"]

1. f4 d5 2. Nf3 Nf6 3. b3 Nc6 4. Bb2 Bf5 5. e3 e6 6. Bb5 Bd6 7. 0-0 0-0 8. Bxc6 bxc6 9. Nc3 Rb8 10. d3 c5 11. Qe2 d4 12. Nd1 dxe3 13. Nxe3 Bxf4 14. Nxf5 exf5 15. Nh4 Bxh2+ 16. Kh1 Ng4 17. Nxf5 Qg5 18. Rf3 Rbe8 19. Qf1 Be5 20. d4 cxd4 21. Nxd4 c5 22. Rh3 cxd4 23. Bc1 Ne3 24. Qf3 Re6 25. Bd2 Rg6 26. Re1 Qg4 27. c3 Qxf3 28. gxf3 Bg3 29. Rg1 Nf5 30. Rh5 Bf2 31. Rxg6 hxg6 32. Rh2 Be3 33. Bxe3 dxe3 34. Kg1 Rd8 0-1

[Event "Lueneburg distr-chB"]
[Site "Verden"]
[Date "1998.10.25"]
[Round "2"]
[White "Clasen, Sven Olaf"]
[Black "Vetter, Torsten"]
[Result "0-1"]
[ECO "A84"]
[PlyCount "58"]
[EventDate "1998.10.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2009"]
[Source "ChessBase"]
[SourceDate "2008.11.26"]
[SourceVersion "1"]
[SourceVersionDate "2008.11.26"]
[SourceQuality "1"]

1. d4 e6 2. c4 d5 3. Nc3 f5 4. Nf3 Be7 5. Bf4 c6 6. e3 Nf6 7. Be2 0-0 8. 0-0 Ne4 9. h3 Nd7 10. Ne5 Nd6 11. Bh5 Nxe5 12. dxe5 Nxc4 13. Qf3 Nd2 14. Qg3 Nxf1 15. Rxf1 Kh8 16. Ne2 g5 17. Nd4 gxf4 18. exf4 c5 19. Nf3 Rg8 20. Qh2 Bd7 21. Nd2 Rg7 22. g4 fxg4 23. hxg4 Be8 24. Kg2 Bxh5 25. Qxh5 Qe8 26. Qh3 Qg6 27. f3 Qf7 28. Kg3 Rf8 29. Qh6 Rg6 0-1

[Event "Lueneburg distr-chB"]
[Site "Verden"]
[Date "1998.10.24"]
[Round "1"]
[White "Gaede, Derek"]
[Black "Clasen, Sven Olaf"]
[Result "1/2-1/2"]
[ECO "D90"]
[PlyCount "90"]
[EventDate "1998.10.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2009"]
[Source "ChessBase"]
[SourceDate "2008.11.26"]
[SourceVersion "1"]
[SourceVersionDate "2008.11.26"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. cxd5 Nxd5 5. Bd2 Bg7 6. e4 Nb6 7. Be3 0-0 8. Nf3 Nc6 9. Be2 Bg4 10. d5 Bxf3 11. gxf3 Ne5 12. Qb3 Qc8 13. Rg1 c5 14. f4 c4 15. Qb4 Nd3+ 16. Bxd3 cxd3 17. Bd4 Nc4 18. Bxg7 d2+ 19. Ke2 Kxg7 20. b3 Nd6 21. Qd4+ Kg8 22. Kxd2 Qh3 23. Qe3 Qd7 24. Kc2 b5 25. Kb2 a5 26. f5 a4 27. Qh6 a3+ 28. Kc2 Nxf5 29. exf5 Qxf5+ 30. Kd2 Qxf2+ 31. Ne2 Rfd8 32. Rg5 f6 33. Rh5 gxh5 34. Rg1+ Kf7 35. Qxh7+ Ke8 36. Qg8+ Kd7 37. Qe6+ Kc7 38. Qc6+ Kb8 39. Qxb5+ Ka7 40. Rg7 Re8 41. Qa4+ Kb6 42. Qc6+ Ka7 43. Qa4+ Kb6 44. Qc6+ Ka7 45. Qa4+ Kb6 1/2-1/2

[Event "Wichern op 3rd"]
[Site "Hamburg"]
[Date "1995.??.??"]
[Round "5"]
[White "Kogan, Artur"]
[Black "Clasen, Sven Olaf"]
[Result "1-0"]
[ECO "C15"]
[WhiteElo "2495"]
[PlyCount "57"]
[EventDate "1995.09.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 1997"]
[Source "ChessBase"]
[SourceDate "1996.11.15"]
[SourceVersion "1"]
[SourceVersionDate "1996.11.15"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. a3 Bxc3+ 5. bxc3 Ne7 6. Bd3 c5 7. exd5 Nxd5 8. Ne2 Nc6 9. 0-0 0-0 10. Bb2 Qg5 11. f4 Qg4 12. Rf3 e5 13. dxe5 h5 14. c4 Nde7 15. Rg3 Qe6 16. Rg5 Qh6 17. Ng3 Bg4 18. Qe1 Ng6 19. e6 f5 20. h3 Nd4 21. hxg4 Nxf4 22. Rxf5 Nxd3 23. cxd3 Nc2 24. Qe5 Nxa1 25. e7 Rxf5 26. Nxf5 Qg6 27. gxh5 Qf6 28. e8R+ Rxe8 29. Qxe8+ 1-0

[Event "Wichern op 3rd"]
[Site "Hamburg"]
[Date "1995.??.??"]
[Round "3"]
[White "Schweizer, Robert"]
[Black "Clasen, Sven Olaf"]
[Result "0-1"]
[ECO "C08"]
[WhiteElo "2105"]
[PlyCount "102"]
[EventDate "1995.09.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 1997"]
[Source "ChessBase"]
[SourceDate "1996.11.15"]
[SourceVersion "1"]
[SourceVersionDate "1996.11.15"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nd2 c5 4. exd5 exd5 5. Bb5+ Bd7 6. Bxd7+ Nxd7 7. Ngf3 Ngf6 8. 0-0 Be7 9. dxc5 Nxc5 10. Nd4 0-0 11. Nf5 Re8 12. Nxe7+ Qxe7 13. Nf3 Qe2 14. Be3 Rxe3 15. fxe3 Qxe3+ 16. Kh1 Nce4 17. Qe1 Qc5 18. c3 Ng4 19. Nd4 Re8 20. Qh4 Ne3 21. Rf3 Nc4 22. b4 Qc7 23. Rc1 Ncd2 24. Re3 Qc4 25. Qe1 Qc8 26. Nf3 Nc4 27. Re2 Qe6 28. Rcc2 Qh6 29. a4 f5 30. Qh4 Qg6 31. Re1 h6 32. Qf4 Qb6 33. Nd4 Qd6 34. Qf1 Rf8 35. Qe2 Qf4 36. Kg1 Qh4 37. Rf1 g6 38. a5 Qe7 39. Nb3 b6 40. axb6 axb6 41. Ra1 f4 42. Qd3 Qg5 43. Nd4 Ne5 44. Qh3 f3 45. g3 Qe3+ 46. Kh1 f2 47. Re2 Qxc3 48. Qe6+ Rf7 49. Ra8+ Kh7 50. Rh8+ Kxh8 51. Qxe5+ Kh7 0-1

