[Event "Utrecht OKU op 45th"]
[Site "Utrecht"]
[Date "2018.06.03"]
[Round "6"]
[White "Miezis, Normunds"]
[Black "De Boer, Sybolt"]
[Result "0-1"]
[ECO "A36"]
[WhiteElo "2468"]
[BlackElo "2317"]
[PlyCount "110"]
[EventDate "2018.06.01"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "NED"]
[SourceTitle "CBM 184 Extra"]
[Source "ChessBase"]
[SourceDate "2018.06.28"]
[SourceVersion "1"]
[SourceVersionDate "2018.06.28"]
[SourceQuality "1"]

1. c4 Nf6 2. Nc3 g6 3. g3 Bg7 4. Bg2 0-0 5. e4 d6 6. Nge2 c5 7. 0-0 Nc6 8. a3 a5 9. d3 Ne8 10. Be3 Nd4 11. Rb1 a4 12. Bxd4 cxd4 13. Nxa4 Bd7 14. b3 e5 15. Ra1 Bxa4 16. bxa4 Nc7 17. Rb1 Ra7 18. f4 Ne6 19. fxe5 dxe5 20. Rb5 Qe7 21. Qb3 Rfa8 22. Nc1 Nc5 23. Qb4 Bf8 24. Nb3 Nxb3 25. Qxb3 Rxa4 26. Rxb7 Rxa3 27. Qb5 Qe6 28. Rbxf7 Bh6 29. R7f6 Qe8 30. Qd5+ Kh8 31. Re6 Qb8 32. c5 Ra2 33. Rb6 Qe8 34. Re6 Qb8 35. c6 Rc2 36. Qd7 Be3+ 37. Kh1 Rf2 38. Re7 Qf8 39. Rf7 Rxf7 40. Qxf7 Qxf7 41. Rxf7 Kg8 42. Rd7 Ra1+ 43. Bf1 Rxf1+ 44. Kg2 Rf8 45. c7 Bg5 46. h4 Bf6 47. Kf3 Bxh4+ 48. Ke2 Bf6 49. Kd1 Rc8 50. Kc2 h5 51. Kb3 Kf8 52. Kc4 Ke8 53. Rh7 Be7 54. Kd5 Rxc7 55. Kxe5 Bf6+ 0-1

[Event "NED-chT 0607"]
[Site "Netherlands"]
[Date "2007.05.13"]
[Round "9.3"]
[White "Van Haastert, Edwin"]
[Black "De Boer, Sybolt"]
[Result "1-0"]
[ECO "B40"]
[WhiteElo "2395"]
[BlackElo "2353"]
[PlyCount "113"]
[EventDate "2006.09.23"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2008"]
[Source "ChessBase"]
[SourceDate "2007.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2007.11.25"]
[SourceQuality "1"]
[WhiteTeam "Leiden LSG"]
[BlackTeam "Amstelveen"]
[WhiteTeamCountry "NED"]
[BlackTeamCountry "NED"]

1. e4 c5 2. Nf3 e6 3. Nc3 a6 4. d4 b5 5. dxc5 Bxc5 6. Bd3 Bb7 7. 0-0 d6 8. Qe2 Nf6 9. a3 Qc7 10. Bd2 Nc6 11. Rad1 0-0 12. Nb1 d5 13. exd5 exd5 14. Rde1 Rae8 15. Qd1 Ne4 16. Be3 Bd6 17. c3 Re6 18. h3 f5 19. Nbd2 Rg6 20. Nb3 Qc8 21. Nh4 Rgf6 22. Nf3 Bb8 23. Bc2 Kh8 24. Nbd4 Na5 25. Bc1 Qc7 26. Re2 g5 27. g3 g4 28. Ng5 Qd7 29. hxg4 Rg6 30. gxf5 Rxg5 31. Bxe4 dxe4 32. Bxg5 Bd5 33. Rd2 Qg7 34. Qh5 Nc4 35. Re2 Rg8 36. Bh6 Qf6 37. Kh2 Ne5 38. Be3 Bf7 39. Qh3 Bc4 40. Rfe1 Ng4+ 41. Kg2 Be5 42. Rd2 a5 43. Kh1 b4 44. axb4 axb4 45. Qh4 Qf7 46. Rdd1 Bf6 47. Qh3 Bd3 48. Ra1 Bg5 49. Kg2 Bxe3 50. fxe3 bxc3 51. bxc3 Qb7 52. Ra2 Qc7 53. Ne6 Qxc3 54. Qxh7+ Kxh7 55. Rh1+ Nh6 56. Ra7+ Rg7 57. Ng5+ 1-0

[Event "NED-chT 0607"]
[Site "Netherlands"]
[Date "2007.04.21"]
[Round "8.2"]
[White "De Boer, Sybolt"]
[Black "Berelowitsch, Alexander"]
[Result "0-1"]
[ECO "A80"]
[WhiteElo "2353"]
[BlackElo "2568"]
[PlyCount "52"]
[EventDate "2006.09.23"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2008"]
[Source "ChessBase"]
[SourceDate "2007.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2007.11.25"]
[SourceQuality "1"]
[WhiteTeam "Amstelveen"]
[BlackTeam "Enschede ESGOO"]
[WhiteTeamCountry "NED"]
[BlackTeamCountry "NED"]

1. d4 f5 2. Nc3 Nf6 3. Bg5 d5 4. Bxf6 exf6 5. e3 Nc6 6. Qf3 Be6 7. Nge2 Qd7 8. Nf4 Bb4 9. a3 Bxc3+ 10. bxc3 Na5 11. Bd3 Bf7 12. Ne2 g6 13. g4 fxg4 14. Qxf6 0-0 15. Nf4 Rae8 16. Qg5 Be6 17. Ke2 Nc4 18. Rag1 Bf5 19. h3 gxh3 20. Nxh3 Be4 21. Bxe4 Rxe4 22. Qh6 Qe7 23. Rg3 Rh4 24. Qg5 Qe4 25. Rc1 Kg7 26. f3 Qe6 0-1

[Event "NED-chT 0607"]
[Site "Netherlands"]
[Date "2007.03.24"]
[Round "7.6"]
[White "Ris, Robert"]
[Black "De Boer, Sybolt"]
[Result "1-0"]
[ECO "E15"]
[WhiteElo "2364"]
[BlackElo "2353"]
[PlyCount "103"]
[EventDate "2006.09.23"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2008"]
[Source "ChessBase"]
[SourceDate "2007.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2007.11.25"]
[SourceQuality "1"]
[WhiteTeam "Utrecht"]
[BlackTeam "Amstelveen"]
[WhiteTeamCountry "NED"]
[BlackTeamCountry "NED"]

1. d4 Nf6 2. Nf3 e6 3. c4 d5 4. g3 Bb4+ 5. Bd2 Be7 6. Bg2 0-0 7. 0-0 c6 8. Qc2 b6 9. Rd1 Nbd7 10. Bf4 Ba6 11. b3 Rc8 12. Nc3 Nh5 13. Bc1 f5 14. a4 Bd6 15. Ba3 Qe7 16. Bxd6 Qxd6 17. a5 b5 18. c5 Qe7 19. Na2 Rc7 20. Nb4 Bc8 21. Nd3 g5 22. Rf1 Qg7 23. Nfe5 Nxe5 24. Nxe5 Nf6 25. Qc3 Bd7 26. Rae1 Be8 27. f3 Kh8 28. e4 f4 29. Qd2 Rg8 30. Qf2 h5 31. gxf4 gxf4 32. Kh1 Qh6 33. Bh3 Rgg7 34. Bxe6 Nxe4 35. fxe4 Qxe6 36. Qxf4 dxe4 37. b4 Qb3 38. Qh6+ Rh7 39. Qf6+ Rcg7 40. Rg1 Qd5 41. Qf8+ Rg8 42. Rxg8+ Qxg8 43. Qf6+ Qg7 44. Qf5 Rh6 45. Rf1 Bg6 46. Nxg6+ Rxg6 47. Qxe4 a6 48. d5 cxd5 49. Qxd5 Rg5 50. Qa8+ Kh7 51. Qxa6 Rd5 52. Qe6 1-0

[Event "NED-chT 0607"]
[Site "Netherlands"]
[Date "2007.03.03"]
[Round "6.1"]
[White "Jussupow, Artur"]
[Black "De Boer, Sybolt"]
[Result "1-0"]
[ECO "D05"]
[WhiteElo "2599"]
[BlackElo "2353"]
[PlyCount "93"]
[EventDate "2006.09.23"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2008"]
[Source "ChessBase"]
[SourceDate "2007.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2007.11.25"]
[SourceQuality "1"]
[WhiteTeam "Homburg Apeldoorn"]
[BlackTeam "Amstelveen"]
[WhiteTeamCountry "NED"]
[BlackTeamCountry "NED"]

1. d4 Nf6 2. Nf3 e6 3. e3 c5 4. Bd3 d5 5. b3 Nc6 6. 0-0 Bd6 7. Bb2 0-0 8. Nbd2 Qe7 9. Ne5 cxd4 10. exd4 Qc7 11. f4 Nb4 12. Rf3 Nxd3 13. cxd3 Qe7 14. a3 Bd7 15. Rh3 Rfd8 16. Nf1 Be8 17. Ne3 g6 18. g4 Nd7 19. g5 f5 20. gxf6 Nxf6 21. Kh1 Rac8 22. Qg1 Kh8 23. Rf1 Rc7 24. Nxg6+ Bxg6 25. Qxg6 Rg8 26. Qh6 Qd8 27. f5 Rcg7 28. fxe6 Rg6 29. Qh4 Qe7 30. Nf5 Qxe6 31. Nxd6 Qxd6 32. Bc1 Qe6 33. Re3 Qf5 34. Qe1 Qh5 35. Qe2 Ng4 36. Ref3 Re6 37. Qc2 Nxh2 38. Rf5 Qh3 39. Qxh2 Qxf5 40. Bf4 Rg4 41. Be5+ Rxe5 42. Qxe5+ Qxe5 43. dxe5 Kg7 44. Kh2 Rg5 45. d4 Rg4 46. Rg1 Rxg1 47. Kxg1 1-0

[Event "NED-chT 0607"]
[Site "Netherlands"]
[Date "2007.02.03"]
[Round "5.1"]
[White "De Boer, Sybolt"]
[Black "Krudde, Fitzgerald"]
[Result "1-0"]
[ECO "E18"]
[WhiteElo "2353"]
[BlackElo "2317"]
[PlyCount "79"]
[EventDate "2006.09.23"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2008"]
[Source "ChessBase"]
[SourceDate "2007.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2007.11.25"]
[SourceQuality "1"]
[WhiteTeam "Amstelveen"]
[BlackTeam "Nijmegen"]
[WhiteTeamCountry "NED"]
[BlackTeamCountry "NED"]

1. d4 Nf6 2. Nf3 d5 3. c4 e6 4. g3 Be7 5. Bg2 0-0 6. 0-0 b6 7. cxd5 exd5 8. Nc3 Bb7 9. Bf4 Na6 10. Rc1 c5 11. dxc5 bxc5 12. Nh4 g6 13. Bg5 Nc7 14. e4 Nxe4 15. Nxe4 dxe4 16. Qxd8 Bxd8 17. Bxd8 Raxd8 18. Rxc5 Rd7 19. Ra5 a6 20. Re1 Rfd8 21. f4 Rd2 22. Re5 f5 23. Re7 R8d7 24. Rxd7 Rxd7 25. Bf1 Rd2 26. Re2 Rd1 27. Kf2 Ne6 28. Re1 Rd2+ 29. Re2 Rd7 30. Rc2 Kg7 31. Bc4 Bd5 32. Rd2 Nc7 33. Ng2 Kf6 34. Ne3 Bc6 35. Ke2 Ke7 36. Rxd7+ Kxd7 37. Bg8 Ke7 38. Kd2 h6 39. Kc3 Kd6 40. Kb4 1-0

[Event "NED-chT 0607"]
[Site "Netherlands"]
[Date "2006.12.16"]
[Round "4.3"]
[White "Cuijpers, Frans Andre"]
[Black "De Boer, Sybolt"]
[Result "1-0"]
[ECO "C86"]
[WhiteElo "2500"]
[BlackElo "2353"]
[PlyCount "83"]
[EventDate "2006.09.23"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2008"]
[Source "ChessBase"]
[SourceDate "2007.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2007.11.25"]
[SourceQuality "1"]
[WhiteTeam "Rotterdam SO"]
[BlackTeam "Amstelveen"]
[WhiteTeamCountry "NED"]
[BlackTeamCountry "NED"]

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 d6 9. h3 Na5 10. Bc2 c5 11. d4 Qc7 12. d5 Bd7 13. b3 Rfb8 14. Be3 Nb7 15. Nbd2 a5 16. a4 c4 17. bxc4 bxa4 18. Bxa4 Bxa4 19. Rxa4 Nd7 20. Nb3 Bd8 21. Ne1 Qc8 22. Nd3 Nb6 23. Bxb6 Bxb6 24. Rfa1 Qc7 25. Qa2 g6 26. Nb4 Rf8 27. Qe2 f5 28. Nd3 Rf7 29. Nd2 Qd7 30. c5 Nxc5 31. Nxc5 Bxc5 32. Rxa5 Rb8 33. Ra8 Rff8 34. Rxb8 Rxb8 35. exf5 gxf5 36. Kh2 Qf7 37. g4 Qxd5 38. gxf5 Rb2 39. Qg4+ Kf8 40. f6 Kf7 41. Qg7+ Ke6 42. Qg8+ 1-0

[Event "NED-ch62 sf"]
[Site "Hilversum"]
[Date "2006.12.03"]
[Round "2.2"]
[White "Spoelman, Wouter"]
[Black "De Boer, Sybolt"]
[Result "1-0"]
[ECO "B35"]
[WhiteElo "2414"]
[BlackElo "2351"]
[PlyCount "81"]
[EventDate "2006.11.04"]
[EventType "k.o."]
[EventRounds "3"]
[EventCountry "NED"]
[SourceTitle "EXT 2012"]
[Source "ChessBase"]
[SourceDate "2011.11.24"]
[SourceVersion "1"]
[SourceVersionDate "2011.11.24"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. Nc3 g6 4. d4 cxd4 5. Nxd4 Bg7 6. Be3 Nf6 7. Bc4 0-0 8. Bb3 Qa5 9. f3 d5 10. exd5 Nb4 11. Qd2 Nbxd5 12. Nxd5 Qxd2+ 13. Bxd2 Nxd5 14. Bxd5 Bxd4 15. c3 Bg7 16. 0-0-0 e6 17. Be4 a5 18. Be3 a4 19. a3 f5 20. Bd3 Bf6 21. Bc4 Kg7 22. f4 Rf7 23. Bb5 Ra5 24. c4 Rxb5 25. cxb5 Bd7 26. b6 Bc6 27. Rhg1 e5 28. fxe5 Bxe5 29. g3 Re7 30. Rge1 Be4 31. Bg5 Bf6 32. Bxf6+ Kxf6 33. Rd6+ Kg5 34. h3 Re5 35. Re3 Rb5 36. Rc3 Bc6 37. Rcxc6 bxc6 38. Rxc6 Rb3 39. Kc2 Rxg3 40. Rc4 Rg2+ 41. Kb1 1-0

[Event "NED-ch62 sf"]
[Site "Hilversum"]
[Date "2006.12.02"]
[Round "2.1"]
[White "De Boer, Sybolt"]
[Black "Spoelman, Wouter"]
[Result "0-1"]
[ECO "E42"]
[WhiteElo "2351"]
[BlackElo "2414"]
[PlyCount "54"]
[EventDate "2006.11.04"]
[EventType "k.o."]
[EventRounds "3"]
[EventCountry "NED"]
[SourceTitle "EXT 2012"]
[Source "ChessBase"]
[SourceDate "2011.11.24"]
[SourceVersion "1"]
[SourceVersionDate "2011.11.24"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 b6 5. Nge2 c5 6. a3 Ba5 7. Rb1 Na6 8. Bd2 Bb7 9. Ng3 0-0 10. Bd3 Bxg2 11. Rg1 Bb7 12. b4 cxb4 13. Nb5 bxa3 14. Bxa5 a2 15. Ra1 bxa5 16. c5 Nb4 17. Nd6 Nxd3+ 18. Qxd3 Qb8 19. e4 Ba6 20. Qc3 a4 21. Kd2 Qb3 22. Rgc1 Ng4 23. Rc2 Nxh2 24. Ke3 Rab8 25. Raxa2 f5 26. f4 Ng4+ 27. Kf3 Bd3 0-1

[Event "NED-chT 0607"]
[Site "Netherlands"]
[Date "2006.11.11"]
[Round "3.3"]
[White "De Boer, Sybolt"]
[Black "Stellwagen, Daniel"]
[Result "1/2-1/2"]
[ECO "B43"]
[WhiteElo "2353"]
[BlackElo "2575"]
[PlyCount "90"]
[EventDate "2006.09.23"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 115 Extra"]
[Source "ChessBase"]
[SourceDate "2007.01.10"]
[SourceVersion "1"]
[SourceVersionDate "2007.01.10"]
[SourceQuality "1"]
[WhiteTeam "Amstelveen"]
[BlackTeam "Hilversum HSG"]
[WhiteTeamCountry "NED"]
[BlackTeamCountry "NED"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 a6 5. Nc3 Qc7 6. Bd3 Nc6 7. Nxc6 dxc6 8. 0-0 e5 9. f4 Nf6 10. Qe2 Bd6 11. f5 b5 12. a4 Bb7 13. Be3 Qe7 14. Nb1 0-0 15. Nd2 c5 16. axb5 axb5 17. Rxa8 Rxa8 18. Bxb5 Nxe4 19. Nxe4 Bxe4 20. Qg4 Qb7 21. Bh6 Bf8 22. f6 Bg6 23. fxg7 Bxg7 24. Bxg7 Kxg7 25. Bc4 Qxb2 26. Rxf7+ Kh8 27. Rf2 Qd4 28. Qf3 e4 29. Qf6+ Qxf6 30. Rxf6 e3 31. Bd3 Kg7 32. Rf3 Bxd3 33. cxd3 Ra1+ 34. Rf1 Ra3 35. Rc1 Rxd3 36. Kf1 Rd5 37. Rc3 Re5 38. Ke2 Kf6 39. Rxe3 Rg5 40. Kf3 Rd5 41. Re8 h5 42. Ke4 Rd4+ 43. Ke3 Rg4 44. Rc8 Rxg2 45. Rxc5 Rxh2 1/2-1/2

[Event "NED-ch62 sf"]
[Site "Hilversum"]
[Date "2006.11.05"]
[Round "1.2"]
[White "De Jong, Jan Willem"]
[Black "De Boer, Sybolt"]
[Result "0-1"]
[ECO "E94"]
[WhiteElo "2435"]
[BlackElo "2351"]
[PlyCount "72"]
[EventDate "2006.11.04"]
[EventType "k.o."]
[EventRounds "3"]
[EventCountry "NED"]
[SourceTitle "EXT 2012"]
[Source "ChessBase"]
[SourceDate "2011.11.24"]
[SourceVersion "1"]
[SourceVersionDate "2011.11.24"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Nf3 0-0 6. Be2 e5 7. 0-0 exd4 8. Nxd4 Re8 9. f3 c6 10. Kh1 Nh5 11. g4 Nf6 12. Bf4 h5 13. g5 Nh7 14. Rg1 Nd7 15. Qd2 Ne5 16. Rad1 a6 17. a3 Nf8 18. Nc2 Be6 19. Ne3 Qb6 20. Qc2 Rad8 21. b4 Qa7 22. Na4 b5 23. Nb2 Bc8 24. Nf1 Qe7 25. Be3 Bb7 26. c5 Ne6 27. f4 dxc5 28. fxe5 cxb4 29. axb4 Qxb4 30. Bf3 Rxd1 31. Nxd1 Bxe5 32. Qf2 c5 33. Bd2 Qd4 34. Qe1 Qd3 35. Bg2 Nf4 36. Bf3 Qxf3+ 0-1

[Event "NED-ch62 sf"]
[Site "Hilversum"]
[Date "2006.11.04"]
[Round "1.1"]
[White "De Boer, Sybolt"]
[Black "De Jong, Jan Willem"]
[Result "1/2-1/2"]
[ECO "C77"]
[WhiteElo "2351"]
[BlackElo "2435"]
[PlyCount "73"]
[EventDate "2006.11.04"]
[EventType "k.o."]
[EventRounds "3"]
[EventCountry "NED"]
[SourceTitle "EXT 2012"]
[Source "ChessBase"]
[SourceDate "2011.11.24"]
[SourceVersion "1"]
[SourceVersionDate "2011.11.24"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. d3 d6 6. c3 g6 7. 0-0 Bg7 8. Re1 0-0 9. Bg5 h6 10. Bh4 b5 11. Bc2 Bb7 12. Nbd2 Nb8 13. b4 a5 14. Nb3 axb4 15. cxb4 Ra6 16. d4 Nbd7 17. Na5 Qa8 18. d5 g5 19. Bb3 gxh4 20. Nxh4 Re8 21. Rc1 Rxa5 22. bxa5 Qxa5 23. Re3 Bc8 24. Nf5 Nc5 25. Qf3 Bxf5 26. Qxf5 Kf8 27. g4 Qa8 28. g5 hxg5 29. Qxg5 Ke7 30. Kh1 Bh8 31. Rxc5 dxc5 32. Rh3 Rg8 33. Qxe5+ Kd7 34. Qf5+ Ke7 35. Qe5+ Kd7 36. Qf5+ Ke7 37. Qe5+ 1/2-1/2

[Event "NED-chT 0607"]
[Site "Netherlands"]
[Date "2006.10.14"]
[Round "2.1"]
[White "Sokolov, Ivan"]
[Black "De Boer, Sybolt"]
[Result "1-0"]
[ECO "E12"]
[WhiteElo "2652"]
[BlackElo "2353"]
[PlyCount "53"]
[EventDate "2006.09.23"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 115 Extra"]
[Source "ChessBase"]
[SourceDate "2007.01.10"]
[SourceVersion "1"]
[SourceVersionDate "2007.01.10"]
[SourceQuality "1"]
[WhiteTeam "Groningen Share"]
[BlackTeam "Amstelveen"]
[WhiteTeamCountry "NED"]
[BlackTeamCountry "NED"]

1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. Nc3 Bb7 5. a3 d5 6. cxd5 Nxd5 7. Qc2 Nxc3 8. bxc3 Be7 9. e4 0-0 10. Bd3 c5 11. 0-0 Qc8 12. Qe2 Ba6 13. Rd1 Bxd3 14. Rxd3 Nd7 15. h4 cxd4 16. cxd4 Qc4 17. Bg5 Bxg5 18. hxg5 Rac8 19. Rad1 Qb5 20. Qe3 f5 21. exf5 Qxf5 22. Re1 Rfe8 23. d5 Nc5 24. Rdd1 Rcd8 25. d6 Qf7 26. Ne5 Qb7 27. g6 1-0

[Event "NED-chT 0607"]
[Site "Netherlands"]
[Date "2006.09.23"]
[Round "1.1"]
[White "De Boer, Sybolt"]
[Black "Kritz, Leonid"]
[Result "0-1"]
[ECO "B30"]
[WhiteElo "2353"]
[BlackElo "2578"]
[PlyCount "62"]
[EventDate "2006.09.23"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 115 Extra"]
[Source "ChessBase"]
[SourceDate "2007.01.10"]
[SourceVersion "1"]
[SourceVersionDate "2007.01.10"]
[SourceQuality "1"]
[WhiteTeam "Amstelveen"]
[BlackTeam "Calder HMC"]
[WhiteTeamCountry "NED"]
[BlackTeamCountry "NED"]

1. e4 c5 2. Nf3 Nc6 3. Bb5 Qb6 4. Nc3 e6 5. 0-0 Nge7 6. Re1 a6 7. Bxc6 Nxc6 8. e5 d6 9. exd6 Bxd6 10. b3 0-0 11. Ne4 Be7 12. Bb2 f6 13. Ng3 Rd8 14. h4 e5 15. h5 Bf8 16. Qe2 Nd4 17. Bxd4 cxd4 18. c3 dxc3 19. dxc3 Qc6 20. Nh4 Qxc3 21. Nhf5 Qb4 22. Rac1 Bxf5 23. Nxf5 Rac8 24. Rc4 Rxc4 25. bxc4 Qd2 26. Qe4 Qg5 27. Qf3 Qf4 28. Qxf4 exf4 29. Re4 Rd1+ 30. Kh2 g6 31. Nd4 f5 0-1

[Event "Amsterdam ACT op 3rd"]
[Site "Amsterdam"]
[Date "2006.07.23"]
[Round "9"]
[White "Van der Weide, Karel"]
[Black "De Boer, Sybolt"]
[Result "1/2-1/2"]
[ECO "C45"]
[WhiteElo "2446"]
[BlackElo "2353"]
[PlyCount "103"]
[EventDate "2006.07.15"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 113 Extra"]
[Source "ChessBase"]
[SourceDate "2006.09.14"]
[SourceVersion "1"]
[SourceVersionDate "2006.09.14"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Nf6 5. Nxc6 bxc6 6. e5 Qe7 7. Qe2 Nd5 8. c4 Nb6 9. Nc3 Qe6 10. Qe4 g6 11. Bd3 Bg7 12. f4 Ba6 13. b3 0-0 14. Ba3 d5 15. cxd5 cxd5 16. Qe2 Bxd3 17. Qxd3 Rfd8 18. 0-0 Rac8 19. Rae1 c5 20. Nb5 f5 21. exf6 Qxf6 22. f5 gxf5 23. Rxf5 Qg6 24. Nxa7 Ra8 25. Nb5 c4 26. Qf3 Re8 27. Rf1 c3 28. h4 Re5 29. Nd4 Re4 30. Nc2 Qg4 31. Qd3 Qe2 32. Rxd5 Qxd3 33. Rxd3 Re2 34. Ne1 Rc8 35. Rg3 Nd5 36. Bc1 Kh8 37. Nf3 h6 38. Rd1 Nb4 39. Rd7 Bf8 40. Kh2 Nxa2 41. Bf4 Rce8 42. h5 R2e7 43. Rxe7 Rxe7 44. Nh4 Re6 45. Rg6 Re4 46. Rc6 Bg7 47. Ng6+ Kg8 48. Rc8+ Kf7 49. Rc7+ Kg8 50. Rc8+ Kf7 51. Rc7+ Kg8 52. Rc8+ 1/2-1/2

[Event "Amsterdam ACT op 3rd"]
[Site "Amsterdam"]
[Date "2006.07.22"]
[Round "8"]
[White "De Boer, Sybolt"]
[Black "Bachofner, Andreas"]
[Result "1-0"]
[ECO "B01"]
[WhiteElo "2353"]
[BlackElo "2185"]
[PlyCount "65"]
[EventDate "2006.07.15"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 113 Extra"]
[Source "ChessBase"]
[SourceDate "2006.09.14"]
[SourceVersion "1"]
[SourceVersionDate "2006.09.14"]
[SourceQuality "1"]

1. e4 d5 2. exd5 Qxd5 3. Nc3 Qa5 4. d4 Nf6 5. Bc4 c6 6. Bd2 Bf5 7. Nd5 Qd8 8. Nxf6+ exf6 9. c3 Qc7 10. Qh5 Bg6 11. Qe2+ Be7 12. h4 h5 13. Nh3 Bf5 14. 0-0-0 b5 15. Bb3 a5 16. Bf4 Qb7 17. d5 a4 18. dxc6 Nxc6 19. Bd5 Rc8 20. a3 0-0 21. Qxh5 g6 22. Qh6 Na5 23. Rd3 Rxc3+ 24. bxc3 Bxa3+ 25. Kd1 Rd8 26. Ng5 Rxd5 27. Qh7+ Kf8 28. Qh8+ Ke7 29. Re1+ Be6 30. Rxe6+ fxe6 31. Qg7+ Ke8 32. Qg8+ Bf8 33. Qxe6+ 1-0

[Event "Amsterdam ACT op 3rd"]
[Site "Amsterdam"]
[Date "2006.07.21"]
[Round "7"]
[White "Hendriks, Willy"]
[Black "De Boer, Sybolt"]
[Result "1-0"]
[ECO "C55"]
[WhiteElo "2426"]
[BlackElo "2353"]
[PlyCount "79"]
[EventDate "2006.07.15"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 113 Extra"]
[Source "ChessBase"]
[SourceDate "2006.09.14"]
[SourceVersion "1"]
[SourceVersionDate "2006.09.14"]
[SourceQuality "1"]

1. e4 e5 2. Bc4 Nf6 3. d3 Nc6 4. Nf3 Be7 5. 0-0 0-0 6. c3 d5 7. exd5 Nxd5 8. Re1 Bg4 9. a4 Qd6 10. Nbd2 Rad8 11. h3 Bf5 12. Ne4 Qg6 13. Ng3 Be6 14. Bb5 f6 15. a5 a6 16. Bc4 Qf7 17. Qb3 Rb8 18. Bd2 b5 19. axb6 cxb6 20. Qd1 b5 21. Bxd5 Bxd5 22. Rxa6 Rfd8 23. Qe2 Bf8 24. Be3 Ne7 25. d4 e4 26. Nd2 f5 27. Bf4 Rb7 28. Be5 Rc8 29. f3 exf3 30. Nxf3 b4 31. Ng5 Qe8 32. Qd2 bxc3 33. bxc3 Qb5 34. Rd6 Qb2 35. Bf4 Rxc3 36. Nxf5 Nxf5 37. Qxb2 Rxb2 38. Rxd5 Nh4 39. Rd8 h6 40. Rxf8+ 1-0

[Event "Amsterdam ACT op 3rd"]
[Site "Amsterdam"]
[Date "2006.07.20"]
[Round "6"]
[White "De Boer, Sybolt"]
[Black "Van Veen, Oscar"]
[Result "1-0"]
[ECO "C78"]
[WhiteElo "2353"]
[BlackElo "2225"]
[PlyCount "67"]
[EventDate "2006.07.15"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 113 Extra"]
[Source "ChessBase"]
[SourceDate "2006.09.14"]
[SourceVersion "1"]
[SourceVersionDate "2006.09.14"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. 0-0 b5 6. Bb3 Bb7 7. c3 Nxe4 8. d4 Na5 9. Nxe5 Nxb3 10. Qxb3 Nd6 11. Qd1 g6 12. Re1 Be7 13. Bg5 Nf5 14. Ng4 h5 15. Rxe7+ Nxe7 16. Nf6+ Kf8 17. Qd2 Kg7 18. Qe2 Kf8 19. Nd2 Qc8 20. Qe5 Nc6 21. Nxd7+ Kg8 22. Nf6+ Kf8 23. Qc5+ Kg7 24. d5 Qf5 25. h4 Rhe8 26. Nxe8+ Rxe8 27. Nb3 Ne5 28. Rd1 Nf3+ 29. gxf3 Qxf3 30. Qd4+ Kh7 31. Nc5 Bxd5 32. Qxd5 Re1+ 33. Rxe1 Qxd5 34. Ne4 1-0

[Event "Amsterdam ACT op 3rd"]
[Site "Amsterdam"]
[Date "2006.07.19"]
[Round "5"]
[White "De Saegher, Chris"]
[Black "De Boer, Sybolt"]
[Result "1/2-1/2"]
[ECO "E15"]
[WhiteElo "2203"]
[BlackElo "2353"]
[PlyCount "101"]
[EventDate "2006.07.15"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 113 Extra"]
[Source "ChessBase"]
[SourceDate "2006.09.14"]
[SourceVersion "1"]
[SourceVersionDate "2006.09.14"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 e6 3. c4 b6 4. g3 Ba6 5. b3 b5 6. cxb5 Bxb5 7. Bg2 Bb4+ 8. Bd2 a5 9. 0-0 0-0 10. Ne5 d5 11. Nc3 Ba6 12. Na4 Nfd7 13. Bxb4 axb4 14. Nd3 Nc6 15. e3 Bb5 16. Qc2 Ncb8 17. Rfc1 Na6 18. Bf1 Bxa4 19. bxa4 Qe7 20. Qb3 Rfc8 21. Rc6 Ndb8 22. Rc2 c6 23. Rac1 Rc7 24. Ne5 Qe8 25. Bxa6 Rxa6 26. Qxb4 Rca7 27. a5 Rxa5 28. Nxc6 Nxc6 29. Rxc6 Ra8 30. Rc8 Rxc8 31. Rxc8 Qxc8 32. Qxa5 g5 33. a4 Kg7 34. Qc5 Qb7 35. Qb5 Qc8 36. a5 Qc2 37. a6 g4 38. Qf1 Qa2 39. h3 h5 40. hxg4 hxg4 41. Qb5 Qa1+ 42. Kg2 Qa2 43. e4 dxe4 44. Qe5+ f6 45. Qc7+ Kg6 46. Qb6 Qe2 47. Qb1 Qxa6 48. Qxe4+ f5 49. Qe3 Qc6+ 50. Kh2 Qd5 51. Kg1 1/2-1/2

[Event "Amsterdam ACT op 3rd"]
[Site "Amsterdam"]
[Date "2006.07.18"]
[Round "4"]
[White "De Boer, Sybolt"]
[Black "Hunt, Adam"]
[Result "0-1"]
[ECO "B91"]
[WhiteElo "2353"]
[BlackElo "2457"]
[PlyCount "60"]
[EventDate "2006.07.15"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 113 Extra"]
[Source "ChessBase"]
[SourceDate "2006.09.14"]
[SourceVersion "1"]
[SourceVersionDate "2006.09.14"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. g3 e5 7. Nb3 Be7 8. Bg2 0-0 9. 0-0 b5 10. a4 b4 11. Nd5 Nxd5 12. Qxd5 Ra7 13. Be3 Be6 14. Qd3 Rd7 15. Nd2 d5 16. exd5 Bxd5 17. Bxd5 Rxd5 18. Qe2 Bc5 19. Nc4 Nc6 20. c3 bxc3 21. bxc3 Bxe3 22. Nxe3 Rd3 23. Rad1 e4 24. Qg4 Re8 25. Rxd3 exd3 26. Qc4 Re6 27. Rd1 Ne5 28. Qe4 g6 29. c4 Qa5 30. f4 Nxc4 0-1

[Event "Amsterdam ACT op 3rd"]
[Site "Amsterdam"]
[Date "2006.07.17"]
[Round "3"]
[White "Ouwendijk, Vincent"]
[Black "De Boer, Sybolt"]
[Result "0-1"]
[ECO "C47"]
[WhiteElo "2210"]
[BlackElo "2353"]
[PlyCount "72"]
[EventDate "2006.07.15"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 113 Extra"]
[Source "ChessBase"]
[SourceDate "2006.09.14"]
[SourceVersion "1"]
[SourceVersionDate "2006.09.14"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Nc3 Nf6 4. d4 exd4 5. Nxd4 Bb4 6. Nxc6 bxc6 7. Bd3 d5 8. exd5 cxd5 9. Qe2+ Be7 10. Bg5 0-0 11. 0-0-0 Rb8 12. Rhe1 Be6 13. Bf5 Qd6 14. Bxe6 Qb4 15. Rd3 Qxb2+ 16. Kd2 Ne4+ 17. Nxe4 dxe4 18. Bxe7 exd3 19. Qxd3 fxe6 20. Bxf8 Rxf8 21. Rxe6 Rxf2+ 22. Ke1 Rf8 23. Qb3 Qc1+ 24. Ke2 Kh8 25. Qd3 Qf1+ 26. Kd2 Qxg2+ 27. Qe2 Qd5+ 28. Kc1 Qxa2 29. Ra6 Qd5 30. Rxa7 Qg5+ 31. Kb2 Rb8+ 32. Ka2 Qc1 33. Qb5 Qxc2+ 34. Ka3 Qc1+ 35. Ka2 Qd2+ 36. Ka3 Qe3+ 0-1

[Event "Amsterdam ACT op 3rd"]
[Site "Amsterdam"]
[Date "2006.07.16"]
[Round "2"]
[White "De Boer, Sybolt"]
[Black "Ftacnik, Lubomir"]
[Result "0-1"]
[ECO "B91"]
[WhiteElo "2353"]
[BlackElo "2579"]
[PlyCount "120"]
[EventDate "2006.07.15"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 113 Extra"]
[Source "ChessBase"]
[SourceDate "2006.09.14"]
[SourceVersion "1"]
[SourceVersionDate "2006.09.14"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. g3 e5 7. Nb3 b5 8. Bg2 Be7 9. 0-0 0-0 10. a4 b4 11. Nd5 Nxd5 12. Qxd5 Ra7 13. Be3 Be6 14. Qd2 Rb7 15. Rfc1 a5 16. Qd3 Nc6 17. Nd2 Qb8 18. Qa6 Rc8 19. c3 Bd8 20. h3 Bb6 21. Nf1 h6 22. Qd3 bxc3 23. bxc3 Ne7 24. Bxb6 Rxb6 25. Ne3 Rb3 26. Bf1 Qc7 27. Rab1 Rcb8 28. Rxb3 Rxb3 29. Nc4 d5 30. exd5 Nxd5 31. h4 f5 32. Ne3 Nxe3 33. Qxe3 Bf7 34. Bb5 f4 35. gxf4 exf4 36. Qd4 Qe7 37. Qxf4 Rxc3 38. Rxc3 Qe1+ 39. Kh2 Qxc3 40. Qe4 Qd2 41. Kg3 Qd6+ 42. Qf4 Qg6+ 43. Kh2 Bd5 44. f3 Qf7 45. Kg3 Qxf4+ 46. Kxf4 Kf7 47. Kg4 Ke6 48. Kf4 Bb3 49. Ke4 Bc2+ 50. Kd4 Bd1 51. Ke4 Kf6 52. Bc6 Ke6 53. Bb5 Bb3 54. Be8 Bd5+ 55. Kd4 Bxf3 56. Kc5 h5 57. Kb5 Kf5 58. Kxa5 Kg4 59. Kb6 Kxh4 60. a5 Kg3 0-1

[Event "Amsterdam ACT op 3rd"]
[Site "Amsterdam"]
[Date "2006.07.15"]
[Round "1"]
[White "Taylor, Peter P"]
[Black "De Boer, Sybolt"]
[Result "0-1"]
[ECO "A17"]
[WhiteElo "2220"]
[BlackElo "2353"]
[PlyCount "104"]
[EventDate "2006.07.15"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 113 Extra"]
[Source "ChessBase"]
[SourceDate "2006.09.14"]
[SourceVersion "1"]
[SourceVersionDate "2006.09.14"]
[SourceQuality "1"]

1. Nf3 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 b6 5. a3 Bxc3 6. Qxc3 Bb7 7. e3 d6 8. Be2 Nbd7 9. b4 0-0 10. Bb2 Qe7 11. 0-0 c5 12. Rae1 Rfc8 13. Qb3 a5 14. bxc5 Nxc5 15. Bxf6 gxf6 16. Qb2 Be4 17. Rd1 Rab8 18. Nd4 e5 19. Nb5 Kh8 20. d4 exd4 21. exd4 Ne6 22. f3 Bc6 23. Nc3 Nxd4 24. Bd3 Qe5 25. Rfe1 Qg5 26. Kf1 Rg8 27. Ne4 Bxe4 28. Bxe4 Ne6 29. Rxd6 b5 30. cxb5 Rxb5 31. Qd2 Qg7 32. Rd5 Rb3 33. Rxa5 f5 34. Rxf5 Rb2 35. Bc2 Rxc2 36. Qxc2 Nd4 37. Qb2 Nxf5 38. Qxg7+ Kxg7 39. Ra1 Ra8 40. Ke2 Nd4+ 41. Kf2 Nc2 42. Ra2 Nxa3 43. Ra1 Ra5 44. Rc1 Nb5 45. Rc5 Ra2+ 46. Kg3 Nd4 47. Rc4 Rd2 48. Ra4 Kg6 49. Ra5 Nf5+ 50. Kf4 Rd4+ 51. Ke5 f6+ 52. Ke6 Rd6# 0-1

[Event "Liechtenstein op 24th"]
[Site "Triesen"]
[Date "2006.05.27"]
[Round "9"]
[White "De Boer, Sybolt"]
[Black "Brestian, Egon"]
[Result "1/2-1/2"]
[ECO "B76"]
[WhiteElo "2342"]
[BlackElo "2399"]
[PlyCount "93"]
[EventDate "2006.05.19"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "LIE"]
[SourceTitle "CBM 112 Extra"]
[Source "ChessBase"]
[SourceDate "2006.07.14"]
[SourceVersion "1"]
[SourceVersionDate "2006.07.14"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Be3 Bg7 7. f3 0-0 8. Qd2 Nc6 9. 0-0-0 Nxd4 10. Bxd4 Be6 11. Kb1 Qc7 12. Nd5 Bxd5 13. exd5 Rac8 14. Rc1 e5 15. dxe6 fxe6 16. Qe3 Rfe8 17. Qb3 a6 18. g3 Qf7 19. Rd1 Rc6 20. Bh3 d5 21. Rhe1 b5 22. Qd3 Bf8 23. Re2 Nd7 24. f4 Nc5 25. Qe3 Ne4 26. Rde1 Rc4 27. Bg2 Bg7 28. Bxg7 Qxg7 29. Qc1 Qb7 30. Bxe4 Rxe4 31. Rxe4 dxe4 32. Rd1 Qc6 33. Qe3 e5 34. a3 exf4 35. gxf4 Qe6 36. Rg1 Rd8 37. h4 Rd5 38. b3 a5 39. Re1 a4 40. b4 Kf7 41. Qc3 Rd8 42. h5 Qd5 43. hxg6+ hxg6 44. Rg1 Qd4 45. Qg3 Qf6 46. Rh1 Rh8 47. Rd1 1/2-1/2

[Event "Liechtenstein op 24th"]
[Site "Triesen"]
[Date "2006.05.26"]
[Round "8"]
[White "Pribyl, Josef"]
[Black "De Boer, Sybolt"]
[Result "1/2-1/2"]
[ECO "A18"]
[WhiteElo "2429"]
[BlackElo "2342"]
[PlyCount "57"]
[EventDate "2006.05.19"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "LIE"]
[SourceTitle "CBM 112 Extra"]
[Source "ChessBase"]
[SourceDate "2006.07.14"]
[SourceVersion "1"]
[SourceVersionDate "2006.07.14"]
[SourceQuality "1"]

1. c4 e6 2. Nc3 Nf6 3. e4 d5 4. e5 d4 5. exf6 dxc3 6. bxc3 Qxf6 7. d4 e5 8. Nf3 exd4 9. cxd4 Bb4+ 10. Bd2 Bxd2+ 11. Qxd2 0-0 12. Be2 Bg4 13. 0-0 Nc6 14. d5 Bxf3 15. Bxf3 Nd4 16. Be4 c5 17. Rab1 Rae8 18. Rfe1 Re7 19. Re3 Rfe8 20. Rbe1 g6 21. Bd3 Kg7 22. Rxe7 Rxe7 23. Rxe7 Qxe7 24. Qe3 Kf8 25. Kf1 Qc7 26. g3 h5 27. h4 a6 28. a4 Qd6 29. Be4 1/2-1/2

[Event "Liechtenstein op 24th"]
[Site "Triesen"]
[Date "2006.05.25"]
[Round "7"]
[White "De Boer, Sybolt"]
[Black "Benes, Petr1111"]
[Result "1-0"]
[ECO "C40"]
[WhiteElo "2342"]
[BlackElo "2189"]
[PlyCount "75"]
[EventDate "2006.05.19"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "LIE"]
[SourceTitle "CBM 112 Extra"]
[Source "ChessBase"]
[SourceDate "2006.07.14"]
[SourceVersion "1"]
[SourceVersionDate "2006.07.14"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 f5 3. Nxe5 Qf6 4. Nc4 fxe4 5. Nc3 Qf7 6. Ne3 c6 7. d3 exd3 8. Bxd3 d5 9. Qe2 Be7 10. Bd2 Be6 11. Ng4 Nd7 12. 0-0-0 d4 13. Ne4 0-0-0 14. Ng5 Bxg5 15. Bxg5 Ngf6 16. Nxf6 Nxf6 17. a4 h6 18. Bg6 Qd7 19. Bf4 Qd5 20. Rhe1 Bd7 21. Qe7 b6 22. Bf7 Qa5 23. Qd6 Kb7 24. Re7 Qxa4 25. Rxd4 Qa1+ 26. Kd2 Qa5+ 27. b4 Qa4 28. Bb3 Qb5 29. Bc4 Qa4 30. Bb3 Qb5 31. c4 Qf5 32. Bc2 Qg4 33. Bg3 Qg5+ 34. Kc3 c5 35. Qc7+ Ka8 36. Rdxd7 cxb4+ 37. Kb3 Rxd7 38. Qc6+ 1-0

[Event "Liechtenstein op 24th"]
[Site "Triesen"]
[Date "2006.05.24"]
[Round "6"]
[White "Mayr, Manfred"]
[Black "De Boer, Sybolt"]
[Result "0-1"]
[ECO "A05"]
[WhiteElo "2123"]
[BlackElo "2342"]
[PlyCount "77"]
[EventDate "2006.05.19"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "LIE"]
[SourceTitle "CBM 112 Extra"]
[Source "ChessBase"]
[SourceDate "2006.07.14"]
[SourceVersion "1"]
[SourceVersionDate "2006.07.14"]
[SourceQuality "1"]

1. Nf3 Nf6 2. g3 b5 3. Bg2 Bb7 4. 0-0 e6 5. d3 Be7 6. e4 d6 7. a4 b4 8. c3 a5 9. Nbd2 0-0 10. Re1 d5 11. e5 Nfd7 12. Nf1 Na6 13. h4 bxc3 14. bxc3 Nac5 15. Bg5 Ba6 16. d4 Ne4 17. Bxe7 Qxe7 18. Qc2 c5 19. N1d2 Nxd2 20. Nxd2 cxd4 21. cxd4 Rfc8 22. Qb2 Rab8 23. Qa3 Qxa3 24. Rxa3 Rb2 25. Nf3 Rcc2 26. Bf1 Bxf1 27. Rxf1 h6 28. Raa1 Nb6 29. Rac1 Rxc1 30. Rxc1 Nc4 31. Ra1 Kf8 32. Kf1 Ke7 33. Ne1 Kd8 34. Nf3 Kc7 35. g4 g6 36. Ke1 Kb7 37. Rd1 Kc6 38. Nd2 Rb4 39. Nxc4 0-1

[Event "Liechtenstein op 24th"]
[Site "Triesen"]
[Date "2006.05.23"]
[Round "5"]
[White "De Boer, Sybolt"]
[Black "Wiersma, Eelke"]
[Result "0-1"]
[ECO "B31"]
[WhiteElo "2342"]
[BlackElo "2409"]
[PlyCount "54"]
[EventDate "2006.05.19"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "LIE"]
[SourceTitle "CBM 112 Extra"]
[Source "ChessBase"]
[SourceDate "2006.07.14"]
[SourceVersion "1"]
[SourceVersionDate "2006.07.14"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. Bb5 g6 4. Bxc6 bxc6 5. 0-0 Bg7 6. Re1 Nf6 7. e5 Nd5 8. c4 Nc7 9. d4 cxd4 10. Qxd4 d6 11. Bh6 Ne6 12. Qh4 Bxe5 13. Nxe5 dxe5 14. Nc3 f6 15. Rad1 Qc7 16. Ne4 Kf7 17. Rd6 f5 18. Rd3 fxe4 19. Qxe4 Rd8 20. Rxd8 Qxd8 21. Qf3+ Kg8 22. Rxe5 Qd6 23. Re1 Bd7 24. Rd1 Qe5 25. Qb3 c5 26. Qb7 Rd8 27. h3 Nd4 0-1

[Event "Liechtenstein op 24th"]
[Site "Triesen"]
[Date "2006.05.22"]
[Round "4"]
[White "Neuberger, Guido"]
[Black "De Boer, Sybolt"]
[Result "0-1"]
[ECO "A45"]
[WhiteElo "2126"]
[BlackElo "2342"]
[PlyCount "103"]
[EventDate "2006.05.19"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "LIE"]
[SourceTitle "CBM 112 Extra"]
[Source "ChessBase"]
[SourceDate "2006.07.14"]
[SourceVersion "1"]
[SourceVersionDate "2006.07.14"]
[SourceQuality "1"]

1. d4 Nf6 2. Bf4 c5 3. e3 Qb6 4. Nc3 cxd4 5. exd4 d6 6. Qd2 Bf5 7. Bb5+ Nbd7 8. Nf3 e6 9. 0-0-0 Ne4 10. Qe2 Nxc3 11. bxc3 a6 12. Bxd7+ Kxd7 13. d5 e5 14. Nh4 Bg6 15. Be3 Qa5 16. Qf3 f5 17. Qh3 Qxc3 18. Rd3 Qc4 19. Nxf5 Kc7 20. Kb2 Qb5+ 21. Rb3 Qd7 22. Bb6+ Kb8 23. g4 Bf7 24. Qd3 h5 25. f3 hxg4 26. fxg4 g6 27. Ng3 e4 28. Qxe4 Bg7+ 29. Bd4 Re8 30. Qd3 Bxd5 31. c4 Bxh1 32. Nxh1 Bxd4+ 33. Qxd4 Qc6 34. Ng3 Qc5 35. Qg7 Qe5+ 36. Qxe5 Rxe5 37. h4 Kc7 38. Rf3 Rae8 39. h5 gxh5 40. gxh5 Re3 41. Rf7+ R8e7 42. Rxe7+ Rxe7 43. a4 Re3 44. Nf5 Rh3 45. Ng7 Kc6 46. Ne6 Rxh5 47. Kc3 Rh3+ 48. Kb4 Rh4 49. Ka5 Re4 50. Nd8+ Kc7 51. Nf7 Rxc4 52. Nxd6 0-1

[Event "Liechtenstein op 24th"]
[Site "Triesen"]
[Date "2006.05.21"]
[Round "3"]
[White "De Boer, Sybolt"]
[Black "Grunberg, Mihai Lucian"]
[Result "0-1"]
[ECO "B09"]
[WhiteElo "2342"]
[BlackElo "2418"]
[PlyCount "58"]
[EventDate "2006.05.19"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "LIE"]
[SourceTitle "CBM 112 Extra"]
[Source "ChessBase"]
[SourceDate "2006.07.14"]
[SourceVersion "1"]
[SourceVersionDate "2006.07.14"]
[SourceQuality "1"]

1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. f4 Bg7 5. Nf3 0-0 6. Bd3 c5 7. dxc5 dxc5 8. e5 Nd5 9. Nxd5 Qxd5 10. Qe2 Nc6 11. Be4 Qd8 12. c3 Qc7 13. Qb5 Qb6 14. a4 Bd7 15. Be3 Nxe5 16. Qxc5 Nxf3+ 17. Bxf3 Qxb2 18. 0-0 Qxc3 19. Qxc3 Bxc3 20. Rab1 Bc6 21. Bxc6 bxc6 22. Rfc1 Bf6 23. Rxc6 a5 24. Rb5 Rfd8 25. Kf2 Rd3 26. Rc4 Ra3 27. Bb6 Rb8 28. Bc7 Rc8 29. Rxa5 Rc3 0-1

[Event "Liechtenstein op 24th"]
[Site "Triesen"]
[Date "2006.05.20"]
[Round "2"]
[White "Eiler, Gebhard"]
[Black "De Boer, Sybolt"]
[Result "0-1"]
[ECO "A46"]
[WhiteElo "2096"]
[BlackElo "2342"]
[PlyCount "88"]
[EventDate "2006.05.19"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "LIE"]
[SourceTitle "CBM 112 Extra"]
[Source "ChessBase"]
[SourceDate "2006.07.14"]
[SourceVersion "1"]
[SourceVersionDate "2006.07.14"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 e6 3. Bg5 c5 4. e3 h6 5. Bh4 cxd4 6. exd4 b6 7. Bd3 Bb7 8. Nbd2 Be7 9. 0-0 0-0 10. c3 d6 11. Bxf6 Bxf6 12. Be4 d5 13. Bd3 Nd7 14. Re1 a6 15. Nf1 b5 16. Qe2 Re8 17. Ne5 Nxe5 18. dxe5 Be7 19. Qg4 Bc5 20. Nd2 f5 21. Qg3 Qg5 22. Qxg5 hxg5 23. Nb3 Be7 24. Nd4 Kf7 25. a3 Bc8 26. g3 Bd7 27. h3 g6 28. Kg2 Reb8 29. Rac1 Rb7 30. Rc2 a5 31. Rec1 b4 32. cxb4 axb4 33. axb4 Ra4 34. Rc7 Raxb4 35. Rxb7 Rxb7 36. b3 Rb4 37. Nc6 Rxb3 38. Be2 Ba3 39. Rc2 Bb2 40. Na5 Rb4 41. f4 gxf4 42. gxf4 Ke8 43. h4 Ba4 44. Nc6 Rb6 0-1

[Event "Liechtenstein op 24th"]
[Site "Triesen"]
[Date "2006.05.19"]
[Round "1"]
[White "De Boer, Sybolt"]
[Black "Torricelli, Arnold"]
[Result "1-0"]
[ECO "B08"]
[WhiteElo "2342"]
[BlackElo "1988"]
[PlyCount "94"]
[EventDate "2006.05.19"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "LIE"]
[SourceTitle "CBM 112 Extra"]
[Source "ChessBase"]
[SourceDate "2006.07.14"]
[SourceVersion "1"]
[SourceVersionDate "2006.07.14"]
[SourceQuality "1"]

1. e4 g6 2. d4 Bg7 3. Nf3 d6 4. Nc3 Nf6 5. Be2 0-0 6. 0-0 Bg4 7. Bg5 Nc6 8. Qd2 Bxf3 9. Bxf3 e5 10. dxe5 dxe5 11. Qxd8 Nxd8 12. Nd5 Nxd5 13. exd5 f6 14. Be3 Nf7 15. c3 Rfe8 16. a4 a5 17. Rfd1 Bf8 18. Be2 Bd6 19. Bb5 Re7 20. Rac1 f5 21. f3 Rc8 22. Rc2 f4 23. Bf2 e4 24. Re2 e3 25. Be1 g5 26. b4 axb4 27. cxb4 Nh6 28. Bd3 Ra8 29. a5 g4 30. Rc1 Rg7 31. Kf1 Kf7 32. Be4 Rag8 33. Rc4 Be5 34. Rec2 Ke8 35. b5 gxf3 36. Bxf3 Nf5 37. Bc3 Bxc3 38. R2xc3 Nh4 39. Bh5+ Kd8 40. g3 fxg3 41. Rxh4 g2+ 42. Kg1 Rf8 43. Be2 Re8 44. Rh3 Re4 45. Rhxe3 Ra4 46. Ra3 Rb4 47. Rg3 Rb1+ 1-0

[Event "Amsterdam ACT op 2nd"]
[Site "Amsterdam"]
[Date "2005.07.24"]
[Round "9"]
[White "Rogers, Ian"]
[Black "De Boer, Sybolt"]
[Result "1-0"]
[ECO "E09"]
[WhiteElo "2569"]
[BlackElo "2320"]
[PlyCount "109"]
[EventDate "2005.07.16"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 107 Extra"]
[Source "ChessBase"]
[SourceDate "2005.09.01"]
[SourceVersion "1"]
[SourceVersionDate "2005.09.01"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nf3 Nf6 4. g3 Be7 5. Bg2 0-0 6. 0-0 c6 7. Nbd2 Nbd7 8. Qc2 b6 9. Rd1 Bb7 10. e4 Rc8 11. e5 Ne8 12. cxd5 cxd5 13. Qb3 Qc7 14. Nf1 Qc2 15. Qxc2 Rxc2 16. Ne1 Rc8 17. f4 g6 18. Ne3 Ng7 19. g4 f5 20. exf6 Nxf6 21. Nd3 Ne4 22. Nf1 g5 23. fxg5 Nxg5 24. Be3 Ba6 25. Ne5 Nf7 26. Nf3 Rc2 27. Rd2 Rfc8 28. Bf4 Rc1 29. Rxc1 Rxc1 30. Rf2 Ra1 31. a3 Nd6 32. Rc2 Nge8 33. Ng5 Bxg5 34. Bxg5 Bd3 35. Rf2 Kg7 36. h4 h5 37. gxh5 Nf5 38. Kh2 Nxd4 39. h6+ Kg8 40. Ne3 Be4 41. Be7 Bg6 42. Rf4 Re1 43. Rf8+ Kh7 44. Ng4 Nf5 45. Bg5 Bh5 46. Rxe8 Bxg4 47. Bf6 Nxh6 48. Re7+ Kg6 49. Bc3 Re2 50. Rg7+ Kf5 51. Kg3 Re3+ 52. Kf2 Re2+ 53. Kg1 Kf4 54. Bf1 Rc2 55. Bd3 1-0

[Event "Amsterdam ACT op 2nd"]
[Site "Amsterdam"]
[Date "2005.07.23"]
[Round "8"]
[White "De Boer, Sybolt"]
[Black "Siebrecht, Sebastian"]
[Result "1-0"]
[ECO "A81"]
[WhiteElo "2320"]
[BlackElo "2487"]
[PlyCount "109"]
[EventDate "2005.07.16"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 107 Extra"]
[Source "ChessBase"]
[SourceDate "2005.09.01"]
[SourceVersion "1"]
[SourceVersionDate "2005.09.01"]
[SourceQuality "1"]

1. d4 f5 2. g3 Nf6 3. Bg2 g6 4. b3 Bg7 5. Bb2 0-0 6. Nf3 c5 7. d5 d6 8. 0-0 Na6 9. c4 Rb8 10. Nc3 Nc7 11. Rc1 b5 12. Ba1 bxc4 13. bxc4 e5 14. dxe6 Bxe6 15. Qd3 Rb4 16. Rfd1 Rxc4 17. Ng5 Rd4 18. Qc2 Rxd1+ 19. Rxd1 Qe7 20. Qa4 a6 21. Nxe6 Qxe6 22. Qc6 Nfe8 23. e3 Kh8 24. Rb1 g5 25. Rb8 f4 26. Nd5 fxg3 27. hxg3 Nxd5 28. Bxd5 Qf5 29. Bxg7+ Kxg7 30. Rb2 h5 31. Qb7+ Kh6 32. Be4 Qf7 33. Qxa6 Qf6 34. Qe2 h4 35. g4 Qe5 36. Qc2 Nf6 37. Bf5 d5 38. Qxc5 Rd8 39. Rb7 h3 40. Qe7 Qxe7 41. Rxe7 d4 42. Rf7 h2+ 43. Kg2 dxe3 44. Rxf6+ Kg7 45. Rg6+ Kf7 46. fxe3 Rd2+ 47. Kh1 Re2 48. Rxg5 Rxa2 49. Rh5 Ra3 50. e4 Kf6 51. Kxh2 Ke5 52. Rh3 Ra2+ 53. Kg3 Ra3+ 54. Kh4 Ra8 55. Rf3 1-0

[Event "Amsterdam ACT op 2nd"]
[Site "Amsterdam"]
[Date "2005.07.21"]
[Round "6"]
[White "De Boer, Sybolt"]
[Black "Bachofner, Andreas"]
[Result "1-0"]
[ECO "A90"]
[WhiteElo "2320"]
[BlackElo "2177"]
[PlyCount "117"]
[EventDate "2005.07.16"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 107 Extra"]
[Source "ChessBase"]
[SourceDate "2005.09.01"]
[SourceVersion "1"]
[SourceVersionDate "2005.09.01"]
[SourceQuality "1"]

1. d4 e6 2. c4 f5 3. g3 Nf6 4. Bg2 d5 5. Nh3 c6 6. 0-0 Bd6 7. Bf4 Be7 8. Nd2 0-0 9. Qc2 Bd7 10. Rad1 h6 11. Bxb8 Rxb8 12. Nf4 Qe8 13. Nf3 Bd6 14. Ne5 Bxe5 15. dxe5 Nh5 16. Nd3 b6 17. c5 g5 18. f4 Qe7 19. Bf3 g4 20. Bg2 Ng7 21. Qa4 Rb7 22. Rc1 Rfb8 23. Rc3 Qd8 24. Rfc1 Ne8 25. Ra3 Nc7 26. Qd1 h5 27. h4 Kf7 28. e3 Be8 29. Ra4 b5 30. Ra3 Ra8 31. Qd2 Qb8 32. Ra5 b4 33. b3 Ke7 34. Bf1 Bd7 35. Ne1 Be8 36. Nc2 Bd7 37. Nd4 Qc8 38. Ra1 Kf7 39. Ra4 Qb8 40. Ba6 Nxa6 41. Rxa6 Qc7 42. Kf2 Ke7 43. Ke1 Qc8 44. a3 bxa3 45. R1xa3 Rc7 46. Qc3 Qb7 47. b4 Rb8 48. b5 Kf7 49. b6 axb6 50. cxb6 Rcc8 51. Qc5 Ke8 52. Kd2 Rd8 53. Kc3 Rdc8 54. Kb4 Rd8 55. Nb3 Rdc8 56. Qd6 c5+ 57. Nxc5 Rxc5 58. Kxc5 Rc8+ 59. Kd4 1-0

[Event "Amsterdam ACT op 2nd"]
[Site "Amsterdam"]
[Date "2005.07.20"]
[Round "5"]
[White "Jonkman, Harmen"]
[Black "De Boer, Sybolt"]
[Result "1/2-1/2"]
[ECO "B22"]
[WhiteElo "2454"]
[BlackElo "2320"]
[PlyCount "128"]
[EventDate "2005.07.16"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 107 Extra"]
[Source "ChessBase"]
[SourceDate "2005.09.01"]
[SourceVersion "1"]
[SourceVersionDate "2005.09.01"]
[SourceQuality "1"]

1. e4 c5 2. c3 d5 3. exd5 Qxd5 4. d4 Nf6 5. Nf3 e6 6. Bd3 Nc6 7. a3 Be7 8. Be3 cxd4 9. cxd4 b6 10. Nc3 Qd6 11. 0-0 Bb7 12. Qe2 0-0 13. Rad1 Rad8 14. Bb1 Rfe8 15. Bc1 g6 16. Rfe1 Qb8 17. h3 Rd7 18. Ba2 Qd8 19. Bg5 Nd5 20. Bxd5 Bxg5 21. Nxg5 Qxg5 22. Qf3 Nxd4 23. Rxd4 Qd8 24. Bxb7 Rxd4 25. Bc6 Rf8 26. Qe3 Rd2 27. Re2 Rxe2 28. Qxe2 Qd4 29. Bf3 Rd8 30. Qd1 Qxd1+ 31. Nxd1 f5 32. Kf1 Rd2 33. Ke1 Rc2 34. Be2 e5 35. Bd3 Rc7 36. Nc3 Kg7 37. Ke2 Kf7 38. h4 Ke6 39. Bb1 e4 40. f4 exf3+ 41. gxf3 Ke5 42. f4+ Ke6 43. Ba2+ Kd7 44. Bg8 Ke8 45. Bd5 Re7+ 46. Kf2 Kf8 47. Bf3 Kg7 48. Nd5 Re8 49. Nb4 h6 50. Nc6 a5 51. Ne5 g5 52. hxg5 hxg5 53. Nc4 Rc8 54. Be2 gxf4 55. Nxb6 Rb8 56. Nc4 Kf6 57. Bd1 Rh8 58. Bf3 Rc8 59. Be2 Rb8 60. Bd1 Rh8 61. b3 Rh2+ 62. Kf3 Rh1 63. Be2 Rh3+ 64. Kxf4 Rxb3 1/2-1/2

[Event "Amsterdam ACT op 2nd"]
[Site "Amsterdam"]
[Date "2005.07.19"]
[Round "4"]
[White "Breivik, Lars H"]
[Black "De Boer, Sybolt"]
[Result "0-1"]
[ECO "D05"]
[WhiteElo "2217"]
[BlackElo "2320"]
[PlyCount "82"]
[EventDate "2005.07.16"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 107 Extra"]
[Source "ChessBase"]
[SourceDate "2005.09.01"]
[SourceVersion "1"]
[SourceVersionDate "2005.09.01"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 e6 3. e3 d5 4. Bd3 c5 5. b3 Nc6 6. Bb2 Bd6 7. 0-0 0-0 8. Nbd2 Qe7 9. Ne5 cxd4 10. exd4 Ba3 11. Bxa3 Qxa3 12. c3 Bd7 13. f4 Rfc8 14. f5 Be8 15. fxe6 fxe6 16. Ng4 Nd7 17. Nf3 Qe7 18. Qd2 Bh5 19. Ne3 Nf6 20. Rae1 Qd6 21. Ng5 Re8 22. g4 Bg6 23. Bxg6 hxg6 24. Qg2 e5 25. Qh3 Re7 26. c4 dxc4 27. d5 Nd4 28. bxc4 e4 29. Qg2 Rae8 30. Kh1 Re5 31. Nh3 Nf3 32. Rc1 Qa3 33. Qe2 Nd7 34. Nf4 Qd6 35. Ne6 R8xe6 36. dxe6 Nc5 37. Nd5 Qxe6 38. Qg2 Nd3 39. Rc2 Nde1 40. Qe2 Nxc2 41. Qxc2 Qxg4 0-1

[Event "Amsterdam ACT op 2nd"]
[Site "Amsterdam"]
[Date "2005.07.18"]
[Round "3"]
[White "De Boer, Sybolt"]
[Black "Bellini, Fabio"]
[Result "0-1"]
[ECO "D15"]
[WhiteElo "2320"]
[BlackElo "2501"]
[PlyCount "84"]
[EventDate "2005.07.16"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 107 Extra"]
[Source "ChessBase"]
[SourceDate "2005.09.01"]
[SourceVersion "1"]
[SourceVersionDate "2005.09.01"]
[SourceQuality "1"]

1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. Nc3 a6 5. e3 b5 6. b3 Bg4 7. Qc2 e6 8. Bd3 Nbd7 9. Bb2 Bd6 10. Ne2 Qb8 11. c5 Bc7 12. e4 Ba5+ 13. Kf1 dxe4 14. Bxe4 Nd5 15. Ng3 Bxf3 16. Bxf3 N7f6 17. Ne2 Bc7 18. Re1 Ba5 19. Rd1 0-0 20. Nc1 Rc8 21. g3 Ra7 22. Kg2 Re7 23. a3 Nd7 24. Nd3 f6 25. Be4 Nf8 26. Ra1 Bc7 27. Rhe1 Rce8 28. Re2 f5 29. Bf3 a5 30. Rae1 Qd8 31. Bc1 h6 32. h4 Rd7 33. h5 Rde7 34. Kg1 Nh7 35. Bb2 Rf8 36. Qd1 Ng5 37. Bg2 f4 38. Re5 fxg3 39. fxg3 Ref7 40. Rxe6 Bxg3 41. Rxc6 Nf3+ 42. Bxf3 Rxf3 0-1

[Event "Amsterdam ACT op 2nd"]
[Site "Amsterdam"]
[Date "2005.07.17"]
[Round "2"]
[White "De Boer, Sybolt"]
[Black "Blanchard, Jack"]
[Result "1-0"]
[ECO "D11"]
[WhiteElo "2320"]
[BlackElo "2219"]
[PlyCount "91"]
[EventDate "2005.07.16"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 107 Extra"]
[Source "ChessBase"]
[SourceDate "2005.09.01"]
[SourceVersion "1"]
[SourceVersionDate "2005.09.01"]
[SourceQuality "1"]

1. d4 d5 2. c4 c6 3. Nf3 Qb6 4. Qc2 Bg4 5. c5 Qd8 6. Ne5 Be6 7. Bf4 Nf6 8. h3 g6 9. Nd2 Bg7 10. e3 0-0 11. Bd3 Nfd7 12. Nef3 b6 13. cxb6 axb6 14. 0-0 h6 15. a3 c5 16. dxc5 bxc5 17. e4 d4 18. Bxb8 Qxb8 19. Bc4 Bxc4 20. Nxc4 Rc8 21. Rab1 Qc7 22. Rfc1 Rab8 23. Ne1 Bf8 24. Nd3 Qb7 25. Qe2 Qa6 26. Rc2 h5 27. e5 Rb3 28. f4 Rcb8 29. Qe4 e6 30. g4 hxg4 31. hxg4 Qb7 32. Qxb7 R3xb7 33. Kf2 Rb3 34. Rd1 Be7 35. Kf3 Kg7 36. Rh2 Rh8 37. Rxh8 Kxh8 38. Ke4 Kg7 39. Na5 Rb6 40. Nc4 Rb3 41. f5 Bg5 42. a4 Rb8 43. a5 Ra8 44. Ra1 Bd8 45. Ra3 Kf8 46. Rb3 1-0

[Event "Amsterdam ACT op 2nd"]
[Site "Amsterdam"]
[Date "2005.07.16"]
[Round "1"]
[White "Timman, Jan H"]
[Black "De Boer, Sybolt"]
[Result "1-0"]
[ECO "B43"]
[WhiteElo "2625"]
[BlackElo "2320"]
[PlyCount "57"]
[EventDate "2005.07.16"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 107 Extra"]
[Source "ChessBase"]
[SourceDate "2005.09.01"]
[SourceVersion "1"]
[SourceVersionDate "2005.09.01"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 a6 5. Nc3 Qc7 6. Bd3 b5 7. 0-0 Bb7 8. Qe2 Be7 9. Bd2 Nc6 10. Nxc6 Qxc6 11. f3 b4 12. Nd1 Nf6 13. Ne3 Qc7 14. c3 Bd6 15. g3 bxc3 16. Bxc3 Be5 17. Bxe5 Qxe5 18. Nc4 Qd4+ 19. Qf2 Qxf2+ 20. Rxf2 Ke7 21. Na5 Rhb8 22. Rc2 Ne8 23. Rac1 Ra7 24. b4 g5 25. a3 h6 26. Kf2 f6 27. Ke3 Ba8 28. Rc8 Rb6 29. h4 1-0

[Event "ZSG/Computerij op-A"]
[Site "Netherlands"]
[Date "1998.03.14"]
[Round "3"]
[White "De Boer, Sybolt"]
[Black "Van Rijnsoever, R."]
[Result "1-0"]
[ECO "E20"]
[WhiteElo "2271"]
[BlackElo "1825"]
[PlyCount "43"]
[EventDate "1998.??.??"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "NED"]
[SourceTitle "EXT 2004"]
[Source "ChessBase"]
[SourceDate "2003.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2003.11.25"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 e6 3. c4 Bb4+ 4. Nc3 0-0 5. g3 c5 6. Bg2 Ne4 7. Bd2 Bxc3 8. Bxc3 d6 9. Qd3 Nxc3 10. Qxc3 Qf6 11. 0-0 Nc6 12. Rad1 e5 13. dxc5 dxc5 14. Rd5 Nd4 15. Qe3 Be6 16. Rxc5 Rac8 17. Rxc8 Rxc8 18. b3 Nc6 19. Rd1 h6 20. Ne1 b6 21. Bxc6 Rxc6 22. Nd3 1-0

[Event "NED-ch53 sf"]
[Site "Enschede"]
[Date "1998.01.11"]
[Round "9"]
[White "Van der Weide, Karel"]
[Black "De Boer, Sybolt"]
[Result "1/2-1/2"]
[ECO "A08"]
[WhiteElo "2450"]
[BlackElo "2285"]
[PlyCount "104"]
[EventDate "1998.01.03"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 062 Extra"]
[Source "ChessBase"]
[SourceDate "1998.03.09"]
[SourceVersion "1"]
[SourceVersionDate "1998.03.09"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. d3 Nc6 4. g3 d5 5. Nbd2 g6 6. Bg2 Bg7 7. 0-0 Nge7 8. Re1 0-0 9. c3 h6 10. Qe2 b6 11. e5 g5 12. h4 gxh4 13. Nf1 Ng6 14. d4 cxd4 15. cxd4 f5 16. exf6 Qxf6 17. Be3 hxg3 18. fxg3 Nge7 19. Rad1 Nf5 20. Bf2 Qg6 21. Ne5 Nxe5 22. dxe5 Bd7 23. g4 Ne7 24. Bg3 Rac8 25. Rd2 Qg5 26. Nh2 Ng6 27. Qd1 Kh8 28. Kh1 Bb5 29. Rd4 Nh4 30. Nf3 Nxf3 31. Bxf3 Rf7 32. Kg2 Qg6 33. Rd2 Rfc7 34. Bf4 Rc4 35. Kg3 Rf8 36. Rd4 Rc7 37. Qd2 Rc2 38. Qe3 Rxb2 39. Rh1 Kg8 40. Bxh6 Rxf3+ 41. Kxf3 Re2 42. Qg5 Qxg5 43. Bxg5 Rxa2 44. Bf6 Ra3+ 45. Kf4 Bf8 46. Kg5 Bc5 47. Rh8+ Kf7 48. Rh7+ Kf8 49. Rh8+ Kf7 50. Rh7+ Kf8 51. Rh8+ Kf7 52. Rh7+ Kf8 1/2-1/2

[Event "NED-ch53 sf"]
[Site "Enschede"]
[Date "1998.01.10"]
[Round "8"]
[White "De Boer, Sybolt"]
[Black "Kerkmeester, Heico"]
[Result "1-0"]
[ECO "A81"]
[WhiteElo "2285"]
[BlackElo "2250"]
[PlyCount "81"]
[EventDate "1998.01.03"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 062 Extra"]
[Source "ChessBase"]
[SourceDate "1998.03.09"]
[SourceVersion "1"]
[SourceVersionDate "1998.03.09"]
[SourceQuality "1"]

1. Nf3 e6 2. g3 f5 3. Bg2 Nf6 4. d4 d5 5. b3 b6 6. 0-0 Bb7 7. c4 Na6 8. cxd5 exd5 9. a3 g6 10. b4 c6 11. Bf4 Bg7 12. Be5 0-0 13. Qb3 Ne4 14. Rd1 Nc7 15. Nc3 Ba6 16. Bxg7 Kxg7 17. Ne5 Qe8 18. e3 c5 19. f4 c4 20. Qb2 Nxc3 21. Qxc3 Bb5 22. g4 Ba4 23. Rdc1 Nb5 24. Qe1 Qe6 25. g5 a6 26. h4 Rfc8 27. h5 Nd6 28. Qh4 Rh8 29. Qh1 Ne4 30. Bxe4 fxe4 31. Ra2 Bd7 32. Rh2 Qf5 33. Rcc2 b5 34. hxg6 hxg6 35. Rh6 Qh3 36. Rxg6+ Kf8 37. Nxd7+ Ke7 38. Rg7+ Kd6 39. Qxh3 Rxh3 40. Ne5 Rxe3 41. f5 1-0

[Event "NED-ch53 sf"]
[Site "Enschede"]
[Date "1998.01.09"]
[Round "7"]
[White "De Boer, Sybolt"]
[Black "Mellegers, Joost P"]
[Result "1-0"]
[ECO "A14"]
[WhiteElo "2285"]
[BlackElo "2195"]
[PlyCount "73"]
[EventDate "1998.01.03"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 062 Extra"]
[Source "ChessBase"]
[SourceDate "1998.03.09"]
[SourceVersion "1"]
[SourceVersionDate "1998.03.09"]
[SourceQuality "1"]

1. Nf3 Nf6 2. c4 e6 3. g3 d5 4. Bg2 Be7 5. 0-0 0-0 6. b3 c5 7. e3 Nc6 8. Qe2 b6 9. Bb2 Bb7 10. d3 Qc7 11. Nc3 Rac8 12. Rfd1 Qb8 13. cxd5 exd5 14. d4 Rfd8 15. dxc5 bxc5 16. Nh4 Nb4 17. Nf5 Bf8 18. Na4 d4 19. exd4 Re8 20. Qb5 Bxg2 21. Qxb8 Rxb8 22. Kxg2 cxd4 23. Bxd4 Re2 24. Nc3 Re6 25. Bxa7 Ra8 26. Bd4 Ne4 27. a4 g6 28. Ne3 Nc6 29. Nxe4 Rxe4 30. Bc3 Bb4 31. Bf6 Be7 32. Nd5 Kf8 33. Nxe7 Nxe7 34. Rd6 Nf5 35. Rb6 Re6 36. Rxe6 fxe6 37. b4 1-0

[Event "NED-ch53 sf"]
[Site "Enschede"]
[Date "1998.01.08"]
[Round "6"]
[White "Kroeze, Frank"]
[Black "De Boer, Sybolt"]
[Result "1-0"]
[ECO "B22"]
[WhiteElo "2395"]
[BlackElo "2285"]
[PlyCount "51"]
[EventDate "1998.01.03"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 062 Extra"]
[Source "ChessBase"]
[SourceDate "1998.03.09"]
[SourceVersion "1"]
[SourceVersionDate "1998.03.09"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. c3 Nf6 4. e5 Nd5 5. d4 cxd4 6. cxd4 b6 7. Nc3 Nxc3 8. bxc3 Qc7 9. Bd2 Bb7 10. Bd3 d6 11. 0-0 Nd7 12. Ng5 dxe5 13. Qh5 g6 14. Qh3 Be7 15. Rae1 Bd5 16. a4 exd4 17. c4 Bxc4 18. Rc1 Ne5 19. Bf4 Bxg5 20. Rxc4 Qxc4 21. Bxe5 Qc3 22. Bxh8 Ke7 23. Be5 Rc8 24. Qf3 Rd8 25. h4 Qa5 26. Bb5 1-0

[Event "NED-ch53 sf"]
[Site "Enschede"]
[Date "1998.01.07"]
[Round "5"]
[White "De Boer, Sybolt"]
[Black "Plasman, Hans"]
[Result "1-0"]
[ECO "A46"]
[WhiteElo "2285"]
[BlackElo "2160"]
[PlyCount "57"]
[EventDate "1998.01.03"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 062 Extra"]
[Source "ChessBase"]
[SourceDate "1998.03.09"]
[SourceVersion "1"]
[SourceVersionDate "1998.03.09"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 e6 3. g3 b5 4. Bg2 Bb7 5. 0-0 c5 6. b3 Qb6 7. a4 cxd4 8. axb5 Qxb5 9. Na3 Qh5 10. Nc4 Nc6 11. Nxd4 Bc5 12. Nb5 0-0 13. Nbd6 Rab8 14. Bb2 Ba8 15. e4 Qxd1 16. Raxd1 Rfd8 17. e5 Ng4 18. h3 Nh6 19. g4 Kf8 20. Ne4 Be7 21. f4 g6 22. Rd2 Nb4 23. Ned6 Bxg2 24. Kxg2 Nd5 25. f5 Bxd6 26. exd6 Rdc8 27. fxg6 hxg6 28. Rf3 Rc6 29. Ne5 1-0

[Event "NED-ch53 sf"]
[Site "Enschede"]
[Date "1998.01.06"]
[Round "4"]
[White "Hartoch, Robert G"]
[Black "De Boer, Sybolt"]
[Result "1/2-1/2"]
[ECO "A07"]
[WhiteElo "2320"]
[BlackElo "2285"]
[PlyCount "46"]
[EventDate "1998.01.03"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 062 Extra"]
[Source "ChessBase"]
[SourceDate "1998.03.09"]
[SourceVersion "1"]
[SourceVersionDate "1998.03.09"]
[SourceQuality "1"]

1. Nf3 Nc6 2. g3 e5 3. d3 d5 4. Bg2 Nf6 5. 0-0 h6 6. c3 a5 7. Nbd2 Be6 8. e4 dxe4 9. dxe4 Bc5 10. Qe2 0-0 11. Nc4 Nd7 12. Rd1 f6 13. Ne3 Ne7 14. Nh4 c6 15. Nhf5 Bxe3 16. Nxe3 Qc7 17. b3 Rfd8 18. Ba3 Nb6 19. Rxd8+ Rxd8 20. Rd1 Nbc8 21. Bf1 Nd6 22. Qc2 Nec8 23. Rd2 Nf7 1/2-1/2

[Event "NED-ch53 sf"]
[Site "Enschede"]
[Date "1998.01.05"]
[Round "3"]
[White "De Boer, Sybolt"]
[Black "Middelburg, Tom"]
[Result "1/2-1/2"]
[ECO "A01"]
[WhiteElo "2285"]
[BlackElo "2235"]
[PlyCount "91"]
[EventDate "1998.01.03"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 062 Extra"]
[Source "ChessBase"]
[SourceDate "1998.03.09"]
[SourceVersion "1"]
[SourceVersionDate "1998.03.09"]
[SourceQuality "1"]

1. b3 e5 2. Bb2 Nc6 3. e3 d5 4. Bb5 f6 5. Qh5+ g6 6. Qh4 a6 7. Bxc6+ bxc6 8. f4 exf4 9. Nf3 Bg7 10. 0-0 Nh6 11. Qxf4 0-0 12. Nc3 Nf5 13. Na4 Re8 14. Nd4 Re4 15. Qf2 Nh6 16. Nc5 Re8 17. b4 Bd7 18. Ndb3 Ng4 19. Qg3 Ne5 20. Bd4 Bc8 21. h3 Qd6 22. d3 Ng4 23. Qxd6 cxd6 24. hxg4 dxc5 25. Nxc5 Bxg4 26. Nb3 Rf8 27. a4 h5 28. a5 g5 29. Nc5 Kh7 30. Rf2 h4 31. Raf1 Kg6 32. e4 h3 33. Re1 hxg2 34. Kxg2 Rh8 35. exd5 cxd5 36. Re7 Rh4 37. c3 Bh3+ 38. Kg3 Bc8 39. Ne6 Bxe6 40. Rxe6 Rah8 41. Rfxf6+ Bxf6 42. Rxf6+ Kh5 43. Rxa6 Rf8 44. Rf6 Rxf6 45. Bxf6 Rg4+ 46. Kh2 1/2-1/2

[Event "NED-ch53 sf"]
[Site "Enschede"]
[Date "1998.01.04"]
[Round "2"]
[White "Delemarre, Jop"]
[Black "De Boer, Sybolt"]
[Result "1-0"]
[ECO "A90"]
[WhiteElo "2420"]
[BlackElo "2285"]
[PlyCount "105"]
[EventDate "1998.01.03"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 062 Extra"]
[Source "ChessBase"]
[SourceDate "1998.03.09"]
[SourceVersion "1"]
[SourceVersionDate "1998.03.09"]
[SourceQuality "1"]

1. d4 e6 2. c4 f5 3. Nf3 Nf6 4. g3 d5 5. Bg2 c6 6. 0-0 Bd6 7. b3 Qe7 8. Ne5 0-0 9. Nd2 Nbd7 10. Ndf3 Ne4 11. Qc2 Nxe5 12. Nxe5 Bd7 13. f3 Nf6 14. Bb2 Be8 15. e3 Nd7 16. Nd3 Kh8 17. Rfe1 dxc4 18. bxc4 e5 19. f4 e4 20. Ne5 Nf6 21. Rab1 b5 22. Bf1 bxc4 23. Qxc4 Nd5 24. Nxc6 Bxc6 25. Qxc6 Nb4 26. Qa4 Rfc8 27. Ba3 a5 28. Rec1 Nd5 29. Bxd6 Qxd6 30. Rxc8+ Rxc8 31. Rc1 Rb8 32. Qxa5 Nxe3 33. Qc3 Nxf1 34. Qc8+ Qf8 35. Qxf8+ Rxf8 36. Kxf1 Kg8 37. Rc5 Rd8 38. d5 Kf7 39. a4 Rb8 40. Rb5 Rc8 41. a5 Rc1+ 42. Kf2 Ra1 43. Rb7+ Kg6 44. Rb6+ Kh5 45. a6 Kg4 46. h3+ Kxh3 47. d6 Ra2+ 48. Ke1 Ra1+ 49. Kd2 Ra3 50. Kc2 e3 51. d7 e2 52. Rb1 Ra2+ 53. Kd3 1-0

[Event "NED-ch53 sf"]
[Site "Enschede"]
[Date "1998.01.03"]
[Round "1"]
[White "De Boer, Sybolt"]
[Black "Janssen, Ger"]
[Result "1-0"]
[ECO "A57"]
[WhiteElo "2285"]
[BlackElo "2165"]
[PlyCount "63"]
[EventDate "1998.01.03"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 062 Extra"]
[Source "ChessBase"]
[SourceDate "1998.03.09"]
[SourceVersion "1"]
[SourceVersionDate "1998.03.09"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 c5 3. d5 b5 4. Nf3 b4 5. a3 Na6 6. Nbd2 g6 7. e4 d6 8. e5 dxe5 9. Nxe5 Qd6 10. Ndf3 Bg7 11. Bd3 0-0 12. 0-0 bxa3 13. Rxa3 Nb4 14. Bb1 Ng4 15. Nxg4 Bxg4 16. h3 Bc8 17. Ng5 Qc7 18. h4 a5 19. h5 h6 20. hxg6 hxg5 21. Qh5 fxg6 22. Bxg6 Rf6 23. Bxg5 Raa6 24. Bxf6 Rxf6 25. Rg3 Kf8 26. Re1 Qf4 27. Rf3 Qg4 28. d6 Nc6 29. dxe7+ Nxe7 30. Rxe7 Kxe7 31. Qxc5+ Kd8 32. Qxa5+ 1-0

[Event "Computerij op"]
[Site "Zwolle"]
[Date "1998.??.??"]
[Round "4"]
[White "De Boer, Sybolt"]
[Black "Chuchelov, Vladimir"]
[Result "0-1"]
[ECO "A30"]
[WhiteElo "2285"]
[BlackElo "2545"]
[PlyCount "112"]
[EventDate "1998.03.??"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "NED"]
[SourceTitle "EXT 1999"]
[Source "ChessBase"]
[SourceDate "1998.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1998.11.16"]
[SourceQuality "1"]

1. Nf3 Nf6 2. c4 c5 3. Nc3 e6 4. g3 b6 5. Bg2 Bb7 6. 0-0 Be7 7. d4 cxd4 8. Qxd4 d6 9. b3 0-0 10. Rd1 Nbd7 11. Bg5 h6 12. Rac1 Qc7 13. Bxf6 Nxf6 14. Qd3 Rac8 15. Nd4 Bxg2 16. Kxg2 Qb7+ 17. Qf3 Qxf3+ 18. Kxf3 Rc7 19. e4 Rfc8 20. Nde2 h5 21. h3 g6 22. Ke3 Ne8 23. f4 Bf6 24. a4 Rc5 25. Kf3 Kf8 26. Rb1 Ke7 27. Rd3 R5c7 28. Rbd1 Kf8 29. Nd4 Rc5 30. Nde2 Be7 31. Nd4 Nc7 32. g4 hxg4+ 33. hxg4 Ne8 34. Nde2 g5 35. f5 Bf6 36. Rh1 Bg7 37. Nd4 Re5 38. Kg2 Nf6 39. Nf3 Rec5 40. Kg3 b5 41. Rxd6 b4 42. e5 Ne8 43. Ne4 Rxe5 44. Nxe5 Bxe5+ 45. Kf3 Bxd6 46. f6 Kg8 47. Nxd6 Nxd6 48. Rh5 Ne8 49. Rxg5+ Kh7 50. Ra5 Rc6 51. g5 Kg6 52. Kf4 Nd6 53. Re5 Nb7 54. Re3 Rc5 55. Rg3 Rf5+ 56. Ke4 Rxg5 0-1

[Event "NED-ch U20"]
[Site "Leiden"]
[Date "1998.??.??"]
[Round "?"]
[White "De Boer, Sybolt"]
[Black "Dambacher, Martijn"]
[Result "0-1"]
[ECO "B20"]
[WhiteElo "2285"]
[BlackElo "2135"]
[PlyCount "80"]
[EventDate "1998.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. f4 c5 2. Nf3 g6 3. e4 Bg7 4. g3 Nc6 5. Bg2 e6 6. 0-0 Nge7 7. c3 0-0 8. d3 d6 9. Be3 b6 10. Na3 Bb7 11. Qd2 f5 12. Rfe1 Qd7 13. Rad1 h6 14. Bf2 Rae8 15. Nc4 Kh7 16. a4 Rd8 17. Qc2 Rfe8 18. Qb3 Ba6 19. exf5 exf5 20. d4 Qc7 21. Na3 Ng8 22. Nb5 Qb8 23. Nh4 Nce7 24. dxc5 dxc5 25. Qf7 Rf8 26. Rxd8 Qxd8 27. Qb3 Qb8 28. Rd1 Rd8 29. Rxd8 Qxd8 30. Nxa7 Nf6 31. Nb5 Ng4 32. h3 Nxf2 33. Kxf2 Qd2+ 34. Kg1 g5 35. fxg5 Qe3+ 36. Kh2 hxg5 37. Nf3 f4 38. Nxg5+ Kh6 39. Nf3 fxg3+ 40. Kxg3 Be5+ 0-1

[Event "NED-ch U20"]
[Site "Leiden"]
[Date "1998.??.??"]
[Round "?"]
[White "De Boer, Sybolt"]
[Black "De Vreugt, Dennis"]
[Result "0-1"]
[ECO "A45"]
[WhiteElo "2285"]
[BlackElo "2380"]
[PlyCount "40"]
[EventDate "1998.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. Nc3 c5 2. d4 cxd4 3. Qxd4 Nc6 4. Qh4 Nf6 5. Bg5 e6 6. 0-0-0 Be7 7. e4 a6 8. f4 b5 9. e5 b4 10. exf6 gxf6 11. Ne4 fxg5 12. fxg5 Bb7 13. Nf3 Qa5 14. Qf4 0-0-0 15. Rd6 Qxa2 16. Kd2 Qxb2 17. Bd3 e5 18. Rxc6+ dxc6 19. Nxe5 b3 20. Rc1 Ba3 0-1

[Event "NED-ch U20"]
[Site "Leiden"]
[Date "1998.??.??"]
[Round "?"]
[White "De Boer, Sybolt"]
[Black "Van Beek, Alexander"]
[Result "1-0"]
[ECO "C34"]
[WhiteElo "2285"]
[PlyCount "129"]
[EventDate "1998.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. e4 e5 2. f4 exf4 3. Nf3 d6 4. d4 g5 5. h4 g4 6. Ng1 f5 7. Bxf4 fxe4 8. Nc3 Nf6 9. Qd2 Bf5 10. Nge2 Bg7 11. Ng3 Qd7 12. Bxd6 cxd6 13. Bb5 Nc6 14. d5 0-0 15. Qg5 Nxd5 16. Nxd5 h6 17. Bxc6 bxc6 18. Ne7+ Kf7 19. Qxf5+ Kxe7 20. Qxe4+ Qe6 21. Qxe6+ Kxe6 22. 0-0-0 Rab8 23. b3 Be5 24. Rhe1 Rbe8 25. Kb1 Kd7 26. Ne4 Kc7 27. c4 Re7 28. Re2 Rfe8 29. Red2 Re6 30. Rf2 R8e7 31. Rf5 Rg7 32. Kc2 g3 33. Rdf1 Rg4 34. Rf7+ Kb6 35. c5+ dxc5 36. Nd2 Rxh4 37. Re1 Rh5 38. Nc4+ Ka6 39. Re2 Rg5 40. Rf3 Rf6 41. Nxe5 Re6 42. Rfe3 h5 43. Nf3 Rxe3 44. Rxe3 Rg6 45. Re5 Rh6 46. Re4 Rf6 47. Kd3 Kb5 48. Re7 a5 49. Rb7+ Ka6 50. Rg7 Kb5 51. Kc3 a4 52. bxa4+ Kxa4 53. Rxg3 Re6 54. Rg7 Re2 55. Nd2 Kb5 56. a4+ Ka5 57. Nc4+ Ka6 58. Rg6 Ka7 59. Rg5 h4 60. Rg4 Rf2 61. Nd2 c4 62. Nxc4 h3 63. gxh3 Rf3+ 64. Kb4 Rxh3 65. Rg6 1-0

[Event "NED-ch U20"]
[Site "Leiden"]
[Date "1998.??.??"]
[Round "?"]
[White "De Boer, Sybolt"]
[Black "Willemze, Jeroen"]
[Result "1/2-1/2"]
[ECO "A00"]
[WhiteElo "2285"]
[BlackElo "2290"]
[PlyCount "78"]
[EventDate "1998.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. Nc3 d5 2. e4 dxe4 3. Nxe4 Bf5 4. Qf3 Bxe4 5. Qxe4 c6 6. Bc4 Nf6 7. Qe2 e6 8. Nf3 Be7 9. d4 Nbd7 10. Bd2 Qc7 11. 0-0-0 Nd5 12. Ng5 Bxg5 13. Bxg5 0-0 14. Kb1 b5 15. Bb3 a5 16. Rd3 a4 17. Bxd5 exd5 18. Re3 f6 19. Bh6 Rf7 20. Rg3 Nf8 21. Re1 Ng6 22. Bd2 Re7 23. Re3 Rae8 24. Qg4 Rxe3 25. Rxe3 Rxe3 26. Bxe3 Nf8 27. h4 Qd7 28. Qf4 h5 29. Qf3 Qg4 30. Qxg4 hxg4 31. b3 axb3 32. cxb3 Kf7 33. Kc2 Ke6 34. Kd3 Kd7 35. Bd2 g6 36. Ke3 Ne6 37. Bc3 f5 38. g3 Kd6 39. Bb4+ Kd7 1/2-1/2

[Event "Computerij op"]
[Site "Zwolle"]
[Date "1998.??.??"]
[Round "1"]
[White "Gorter, Janko"]
[Black "De Boer, Sybolt"]
[Result "0-1"]
[ECO "B22"]
[BlackElo "2285"]
[PlyCount "82"]
[EventDate "1998.03.??"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "NED"]
[SourceTitle "EXT 1999"]
[Source "ChessBase"]
[SourceDate "1998.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1998.11.16"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. c3 Nf6 4. e5 Nd5 5. d4 cxd4 6. cxd4 b6 7. Bd3 Bb4+ 8. Bd2 Bxd2+ 9. Qxd2 Ba6 10. 0-0 Bxd3 11. Qxd3 0-0 12. Nbd2 Nc6 13. a3 f6 14. Nc4 Qe8 15. Ne3 Nce7 16. Rae1 Qh5 17. Qe4 f5 18. Qh4 Qxh4 19. Nxh4 Rac8 20. Rc1 Nf4 21. Rxc8 Ne2+ 22. Kh1 Rxc8 23. Nf3 f4 24. Nd1 Nf5 25. Nc3 Nfxd4 26. Nxd4 Nxd4 27. Rd1 Nc6 28. Rxd7 Nxe5 29. Rxa7 Nd3 30. h3 Nxf2+ 31. Kh2 Nd3 32. Re7 e5 33. Na4 Rc1 34. Nxb6 Nf2 35. g4 Rc2 36. Nd7 e4 37. b4 Nxg4+ 38. Kg1 Rc1+ 39. Kg2 Ne3+ 40. Kf2 Rc2+ 41. Ke1 f3 0-1

[Event "NED-ch U20"]
[Site "Leiden"]
[Date "1998.??.??"]
[Round "?"]
[White "Keessen, Aldert Jan"]
[Black "De Boer, Sybolt"]
[Result "1/2-1/2"]
[ECO "E91"]
[BlackElo "2285"]
[PlyCount "121"]
[EventDate "1998.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 g6 3. c4 Bg7 4. Nc3 0-0 5. e4 d6 6. Be2 Bg4 7. 0-0 c5 8. Be3 Bxf3 9. Bxf3 cxd4 10. Bxd4 Nc6 11. Be3 Nd7 12. Qd2 Qa5 13. Rac1 Rfc8 14. Bg4 Nce5 15. Bxd7 Nxd7 16. Nd5 Qxd2 17. Bxd2 Kf8 18. Bc3 Bxc3 19. Rxc3 a6 20. Rfc1 e6 21. Ne3 Ke7 22. f3 Rc6 23. Nc2 Rac8 24. Nd4 R6c7 25. a4 Ne5 26. b3 Nc6 27. Ne2 Nb4 28. Rd1 b5 29. axb5 axb5 30. Nd4 Rc5 31. Rb1 e5 32. Ne2 Ke6 33. g4 bxc4 34. bxc4 Rxc4 35. Rxb4 Rxc3 36. Nxc3 Rxc3 37. Kf2 Rc7 38. g5 Rc8 39. Rb7 h6 40. h4 Rh8 41. Kg3 Ra8 42. gxh6 Rh8 43. Kg4 Rxh6 44. Rb8 Rh7 45. Ra8 Rh5 46. Re8+ Kd7 47. Rg8 Ke7 48. Ra8 f5+ 49. Kg3 Rh6 50. Rb8 Kf7 51. Rd8 Ke7 52. Ra8 Rh5 53. Rg8 Kf7 54. Rd8 g5 55. hxg5 Rxg5+ 56. Kh4 Rg1 57. Rxd6 fxe4 58. fxe4 Re1 59. Kg4 Rxe4+ 60. Kf5 Re1 61. Rf6+ 1/2-1/2

[Event "NED-ch U20"]
[Site "Leiden"]
[Date "1998.??.??"]
[Round "?"]
[White "Van Beek, Lucien"]
[Black "De Boer, Sybolt"]
[Result "1-0"]
[ECO "A52"]
[WhiteElo "2190"]
[BlackElo "2285"]
[PlyCount "81"]
[EventDate "1998.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e5 3. dxe5 Ng4 4. Nf3 Bc5 5. e3 Nc6 6. Bd2 0-0 7. Bc3 Re8 8. Be2 a5 9. 0-0 Ncxe5 10. Nxe5 Nxe5 11. Nd2 Ra6 12. Nf3 Nxf3+ 13. Bxf3 Rh6 14. g3 c6 15. a3 Bb6 16. b4 axb4 17. axb4 Qg5 18. Bd4 Bxd4 19. Qxd4 Qe7 20. Qc3 Rf6 21. Bg2 h5 22. Ra5 h4 23. Rh5 hxg3 24. hxg3 d6 25. Qd4 Rf5 26. Rh4 c5 27. bxc5 dxc5 28. Qd3 Rd8 29. Bd5 b5 30. e4 bxc4 31. Qxc4 Rf3 32. Kg2 Rf6 33. Rfh1 Rh6 34. Rxh6 gxh6 35. Rxh6 Kg7 36. Rh4 f5 37. Qc3+ Kg6 38. Qe3 Rxd5 39. Qh6+ Kf7 40. exd5 Bb7 41. Qh7+ 1-0

[Event "NED-ch U20"]
[Site "Leiden"]
[Date "1998.??.??"]
[Round "?"]
[White "Van Otten, Gerard J"]
[Black "De Boer, Sybolt"]
[Result "1-0"]
[ECO "B01"]
[BlackElo "2285"]
[PlyCount "71"]
[EventDate "1998.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. e4 d5 2. exd5 Nf6 3. Bb5+ Nbd7 4. Nf3 Nxd5 5. 0-0 e6 6. d4 Be7 7. Re1 0-0 8. b3 Bb4 9. Bd2 a5 10. a3 Be7 11. Bf1 c5 12. c4 N5f6 13. Bc3 cxd4 14. Nxd4 Nc5 15. Nd2 Bd7 16. Qf3 Re8 17. Rab1 Qc7 18. b4 axb4 19. axb4 Na4 20. Ba1 Nb6 21. Rec1 Ra2 22. Ne4 Nxe4 23. Qxe4 e5 24. Nf5 Bf8 25. c5 Bc6 26. Qh4 Qd7 27. Ne3 Nd5 28. Nxd5 Bxd5 29. Rd1 Qf5 30. Rbc1 e4 31. Bd4 Re6 32. Be3 Rb2 33. b5 Rg6 34. Rd4 Rg4 35. Rxd5 Qg6 36. Qh5 1-0

[Event "NED-ch U20"]
[Site "Leiden"]
[Date "1998.??.??"]
[Round "?"]
[White "Wunnink, Michael"]
[Black "De Boer, Sybolt"]
[Result "0-1"]
[ECO "A90"]
[WhiteElo "2095"]
[BlackElo "2285"]
[PlyCount "60"]
[EventDate "1998.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nf3 c6 4. Nc3 f5 5. g3 Nf6 6. Bg2 Bd6 7. 0-0 0-0 8. Bf4 Bxf4 9. gxf4 Nbd7 10. e3 Ne4 11. Ne2 Rf6 12. Ng3 Qe7 13. Rc1 Kh8 14. Qe2 Rh6 15. cxd5 Nxg3 16. hxg3 exd5 17. Ne5 Nxe5 18. fxe5 Be6 19. Rc5 g5 20. b4 a6 21. a4 f4 22. b5 axb5 23. axb5 Qd7 24. bxc6 bxc6 25. Rfc1 Bh3 26. Qf1 f3 27. Bxh3 Rxh3 28. Rxc6 Qg4 29. e4 Rg8 30. Rf6 dxe4 0-1

[Event "Pardubice KB op"]
[Site "Pardubice"]
[Date "1997.07.25"]
[Round "9"]
[White "Sermek, Drazen"]
[Black "De Boer, Sybolt"]
[Result "1-0"]
[ECO "B22"]
[WhiteElo "2565"]
[BlackElo "2290"]
[PlyCount "41"]
[EventDate "1997.07.17"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "CZE"]
[SourceTitle "CBM 059 Extra"]
[Source "ChessBase"]
[SourceDate "1997.09.26"]
[SourceVersion "1"]
[SourceVersionDate "1997.09.26"]
[SourceQuality "1"]

1. e4 c5 2. c3 Nf6 3. e5 Nd5 4. Nf3 e6 5. d4 cxd4 6. cxd4 b6 7. Nc3 Nxc3 8. bxc3 Qc7 9. Bd2 d6 10. Bd3 Nd7 11. Ng5 Bb7 12. 0-0 dxe5 13. Qh5 g6 14. Qh3 Bg7 15. Rae1 Nf6 16. Bb5+ Kf8 17. Rxe5 h6 18. Nxe6+ fxe6 19. Qxe6 Qf7 20. Qxf7+ Kxf7 21. Bc4+ 1-0

[Event "Pardubice KB op"]
[Site "Pardubice"]
[Date "1997.07.17"]
[Round "1"]
[White "Rogozenco, Dorian"]
[Black "De Boer, Sybolt"]
[Result "1-0"]
[ECO "A91"]
[WhiteElo "2490"]
[BlackElo "2290"]
[PlyCount "41"]
[EventDate "1997.07.17"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "CZE"]
[SourceTitle "CBM 059 Extra"]
[Source "ChessBase"]
[SourceDate "1997.09.26"]
[SourceVersion "1"]
[SourceVersionDate "1997.09.26"]
[SourceQuality "1"]

1. d4 f5 2. g3 Nf6 3. Bg2 e6 4. c4 c6 5. Nh3 d6 6. 0-0 Be7 7. b3 Qc7 8. Bb2 e5 9. Nd2 0-0 10. Rc1 a5 11. a3 Na6 12. e3 h6 13. c5 d5 14. dxe5 Nd7 15. Nf4 Ndxc5 16. Nf3 Qd8 17. Nd4 Nc7 18. Ng6 Rf7 19. Qc2 Ne4 20. f3 Ng5 21. h4 1-0

[Event "Leeuwarden op"]
[Site "Leeuwarden"]
[Date "1997.??.??"]
[Round "1"]
[White "Blees, Albert"]
[Black "De Boer, Sybolt"]
[Result "1-0"]
[ECO "A90"]
[WhiteElo "2450"]
[BlackElo "2290"]
[PlyCount "81"]
[EventDate "1997.11.08"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 1999"]
[Source "ChessBase"]
[SourceDate "1998.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1998.11.16"]
[SourceQuality "1"]

1. Nf3 e6 2. d4 f5 3. g3 d5 4. Bg2 Bd6 5. c4 c6 6. 0-0 Nf6 7. b3 Qe7 8. Bb2 b6 9. Qc2 0-0 10. Ne5 Bb7 11. Nc3 Nbd7 12. cxd5 exd5 13. Qxf5 Nxe5 14. dxe5 Qxe5 15. Qd3 Rad8 16. Rad1 Bb8 17. e4 d4 18. f4 Qh5 19. Qc4+ Kh8 20. Bf3 Qg6 21. Rxd4 Bxf4 22. Rxd8 Rxd8 23. Ne2 Be3+ 24. Kg2 c5 25. e5 Ne4 26. e6 Bg5 27. e7 Bxe7 28. Nf4 Rd2+ 29. Kg1 Qf5 30. Bc3 Nxc3 31. Bxb7 Bf6 32. Kh1 Qc2 33. Bg2 Rd1 34. h3 Rxf1+ 35. Qxf1 h6 36. Kh2 Bd4 37. Qe1 Kh7 38. h4 Kg8 39. h5 Qf5 40. Bh3 Qe5 41. Qf1 1-0

[Event "Leeuwarden op"]
[Site "Leeuwarden"]
[Date "1997.??.??"]
[Round "4"]
[White "De Boer, Sybolt"]
[Black "Etmans, Maarten D"]
[Result "1-0"]
[ECO "A24"]
[WhiteElo "2290"]
[BlackElo "2175"]
[PlyCount "79"]
[EventDate "1997.11.08"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 1999"]
[Source "ChessBase"]
[SourceDate "1998.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1998.11.16"]
[SourceQuality "1"]

1. c4 e5 2. g3 Nf6 3. Bg2 g6 4. Nc3 Bg7 5. Nf3 Qe7 6. 0-0 0-0 7. d4 exd4 8. Nxd4 Nc6 9. Ndb5 d6 10. Bg5 Qd7 11. Bxf6 Bxf6 12. Nd5 Bd8 13. Nbxc7 Rb8 14. Nb5 a6 15. Nbc3 f5 16. e4 Qg7 17. Qd2 Ne5 18. b3 b5 19. f4 Qa7+ 20. Kh1 Ng4 21. cxb5 axb5 22. h3 Nh6 23. e5 dxe5 24. fxe5 Nf7 25. Rfe1 Bg5 26. Qb2 b4 27. Ne2 Bb7 28. e6 Nd6 29. e7 Rf7 30. Qe5 Bxe7 31. Nef4 Bf8 32. Ne6 Ne8 33. Nxf8 Rxf8 34. Ne7+ Kf7 35. Bd5+ Bxd5+ 36. Qxd5+ Kg7 37. Nc6 Qa8 38. Re7+ Kh8 39. Ra7 Nf6 40. Qc5 1-0

[Event "Leeuwarden op"]
[Site "Leeuwarden"]
[Date "1997.??.??"]
[Round "2"]
[White "De Boer, Sybolt"]
[Black "Grooten, Herman"]
[Result "0-1"]
[ECO "A63"]
[WhiteElo "2290"]
[BlackElo "2390"]
[PlyCount "46"]
[EventDate "1997.11.08"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 1999"]
[Source "ChessBase"]
[SourceDate "1998.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1998.11.16"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. g3 c5 4. d5 exd5 5. cxd5 d6 6. Bg2 g6 7. Nf3 Bg7 8. Nc3 0-0 9. 0-0 a6 10. a4 Nbd7 11. Nd2 Nh5 12. h3 Rb8 13. Nce4 Ndf6 14. Nxf6+ Nxf6 15. Nc4 Re8 16. a5 Ne4 17. Qc2 f5 18. g4 Bd4 19. Bf4 Qh4 20. e3 Be5 21. f3 Ng3 22. Qf2 Bxf4 23. Rfe1 Be5 0-1

[Event "VAM Hoogeveen op"]
[Site "Hoogeveen"]
[Date "1997.??.??"]
[Round "6"]
[White "De Boer, Sybolt"]
[Black "Hofman, Ron"]
[Result "1-0"]
[ECO "D43"]
[WhiteElo "2290"]
[BlackElo "2230"]
[PlyCount "61"]
[EventDate "1997.10.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 060 Extra"]
[Source "ChessBase"]
[SourceDate "1997.11.04"]
[SourceVersion "1"]
[SourceVersionDate "1997.11.04"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 c6 3. c4 d5 4. Nc3 e6 5. Bg5 h6 6. Bxf6 Qxf6 7. g3 Nd7 8. Bg2 Qd8 9. 0-0 Be7 10. e4 dxe4 11. Nxe4 0-0 12. Qe2 b6 13. Rad1 Ba6 14. Ne5 Rc8 15. f4 f5 16. Nf2 Nxe5 17. fxe5 Qc7 18. b3 Rcd8 19. g4 Bc8 20. Nh3 fxg4 21. Nf4 Bg5 22. Ng6 Rxf1+ 23. Rxf1 Qd7 24. Rd1 h5 25. h3 Qc7 26. Be4 Bd7 27. Rf1 Bc8 28. Qf2 Qd7 29. Qf8+ Rxf8 30. Rxf8+ Kh7 31. Rh8# 1-0

[Event "Leeuwarden op"]
[Site "Leeuwarden"]
[Date "1997.??.??"]
[Round "9"]
[White "De Boer, Sybolt"]
[Black "Peelen, Piet"]
[Result "0-1"]
[ECO "B18"]
[WhiteElo "2290"]
[BlackElo "2350"]
[PlyCount "108"]
[EventDate "1997.11.08"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 1999"]
[Source "ChessBase"]
[SourceDate "1998.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1998.11.16"]
[SourceQuality "1"]

1. e4 c6 2. Nc3 d5 3. d4 dxe4 4. Nxe4 Bf5 5. Ng3 Bg6 6. h4 h6 7. Nh3 Nf6 8. Nf4 Bh7 9. Bd3 Qxd4 10. Be3 Qa4 11. Bxh7 Rxh7 12. Qd3 Qa5+ 13. Bd2 Qe5+ 14. Nge2 Nbd7 15. 0-0-0 0-0-0 16. Qa3 e6 17. Qxa7 Bc5 18. Qa8+ Qb8 19. Qxb8+ Nxb8 20. f3 Nbd7 21. Nd3 Bd6 22. h5 Ne5 23. Ba5 Rd7 24. Nxe5 Bxe5 25. Rxd7 Nxd7 26. Rd1 Rh8 27. Bd2 Kc7 28. Bf4 Bxf4+ 29. Nxf4 Ra8 30. a3 Ra4 31. Nd3 Rh4 32. g4 Rh3 33. Rf1 Kd6 34. Rf2 Ne5 35. Nxe5 Kxe5 36. Kd2 Kf4 37. Ke2 b5 38. Rf1 f5 39. Rg1 Rh2+ 40. Kd3 Kxf3 41. gxf5 exf5 42. Rxg7 f4 43. Rg6 Rxh5 44. c4 bxc4+ 45. Kxc4 Rh1 46. a4 Ke4 47. a5 f3 48. Rf6 Rc1+ 49. Kb4 Ra1 50. Rxh6 f2 51. Rf6 f1Q 52. Rxf1 Rxf1 53. Kc5 Rc1+ 54. Kb6 Kd5 0-1

[Event "VAM Hoogeveen op"]
[Site "Hoogeveen"]
[Date "1997.??.??"]
[Round "2"]
[White "De Boer, Sybolt"]
[Black "Polgar, Sofia"]
[Result "0-1"]
[ECO "B38"]
[WhiteElo "2290"]
[BlackElo "2475"]
[PlyCount "102"]
[EventDate "1997.10.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 060 Extra"]
[Source "ChessBase"]
[SourceDate "1997.11.04"]
[SourceVersion "1"]
[SourceVersionDate "1997.11.04"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 g6 3. c4 c5 4. Nc3 cxd4 5. Nxd4 Bg7 6. e4 Nc6 7. Be3 0-0 8. Be2 d6 9. 0-0 Nxd4 10. Bxd4 Be6 11. Qe1 Nd7 12. Be3 Rc8 13. b3 Nc5 14. f3 Kh8 15. Rb1 a5 16. Nd5 Bxd5 17. exd5 e6 18. dxe6 Nxe6 19. Qd2 Re8 20. Rfe1 Rc6 21. Rbd1 g5 22. Bd3 d5 23. cxd5 Bc3 24. Qc1 Qxd5 25. Be4 Bxe1 26. Bxd5 Rxc1 27. Rxc1 Bb4 28. Bxe6 Rxe6 29. Bxg5 h6 30. Bf4 Re2 31. a4 Kh7 32. Rc7 b6 33. Rxf7+ Kg6 34. Rd7 Bc5+ 35. Kf1 Rf2+ 36. Ke1 Rxg2 37. Rd2 Bb4 38. h4 Kh5 39. Kd1 Bxd2 40. Bxd2 Rf2 41. Be3 Rxf3 42. Bxb6 Rxb3 43. Bxa5 Ra3 44. Be1 Rxa4 45. Ke2 Kg4 46. Ke3 h5 47. Ke2 Ra3 48. Bf2 Ra8 49. Be1 Re8+ 50. Kf1 Kf3 51. Bd2 Rb8 0-1

[Event "VAM Hoogeveen op"]
[Site "Hoogeveen"]
[Date "1997.??.??"]
[Round "4"]
[White "De Boer, Sybolt"]
[Black "Tindall, Brett"]
[Result "1-0"]
[ECO "E08"]
[WhiteElo "2290"]
[BlackElo "2190"]
[PlyCount "47"]
[EventDate "1997.10.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 060 Extra"]
[Source "ChessBase"]
[SourceDate "1997.11.04"]
[SourceVersion "1"]
[SourceVersionDate "1997.11.04"]
[SourceQuality "1"]

1. d4 e6 2. c4 Nf6 3. g3 d5 4. Bg2 Bb4+ 5. Bd2 Be7 6. Nf3 0-0 7. 0-0 c6 8. Qc2 Nbd7 9. Bf4 Nh5 10. Bc1 Nhf6 11. b3 b6 12. Rd1 Bb7 13. Nc3 Rc8 14. e4 c5 15. exd5 exd5 16. Bb2 Qc7 17. cxd5 Nxd5 18. Nxd5 Bxd5 19. dxc5 Bxf3 20. Bxf3 Bxc5 21. Qf5 Nb8 22. Be4 f6 23. Qxh7+ Kf7 24. Qg6+ 1-0

[Event "Leeuwarden op"]
[Site "Leeuwarden"]
[Date "1997.??.??"]
[Round "7"]
[White "De Boer, Sybolt"]
[Black "Van Mil, Johan"]
[Result "0-1"]
[ECO "B06"]
[WhiteElo "2290"]
[BlackElo "2420"]
[PlyCount "21"]
[EventDate "1997.11.08"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 1999"]
[Source "ChessBase"]
[SourceDate "1998.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1998.11.16"]
[SourceQuality "1"]

1. d4 g6 2. e4 Bg7 3. Be3 c6 4. c4 d5 5. Nc3 dxe4 6. Nxe4 Nh6 7. Nf3 Bg4 8. Ned2 Nf5 9. h3 Bxf3 10. Nxf3 c5 11. Qa4+ 0-1

[Event "VAM Hoogeveen op"]
[Site "Hoogeveen"]
[Date "1997.??.??"]
[Round "8"]
[White "De Boer, Sybolt"]
[Black "Vogel, Jaap"]
[Result "1-0"]
[ECO "A64"]
[WhiteElo "2290"]
[BlackElo "2285"]
[PlyCount "83"]
[EventDate "1997.10.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 060 Extra"]
[Source "ChessBase"]
[SourceDate "1997.11.04"]
[SourceVersion "1"]
[SourceVersionDate "1997.11.04"]
[SourceQuality "1"]

1. c4 e6 2. d4 Nf6 3. g3 c5 4. d5 exd5 5. cxd5 d6 6. Bg2 g6 7. Nf3 Bg7 8. Nc3 0-0 9. 0-0 a6 10. a4 Re8 11. Nd2 Nbd7 12. Nc4 Nb6 13. Na3 Bd7 14. h3 Qc7 15. e4 Nxa4 16. Nxa4 Nxe4 17. Qc2 Nf6 18. Nc3 Bf5 19. Qd1 b5 20. g4 Bd7 21. Ne2 Ne4 22. f3 Nf6 23. Ng3 c4 24. f4 c3 25. b4 a5 26. bxa5 b4 27. g5 Rxa5 28. gxf6 Bxf6 29. f5 Bg7 30. f6 Bf8 31. Kh1 bxa3 32. Rxa3 Rxa3 33. Bxa3 Re3 34. Kh2 c2 35. Qa1 Bb5 36. Re1 Rb3 37. Bc1 h5 38. Qa8 Bd7 39. Re7 h4 40. Ne4 Rb1 41. Rxd7 Qb6 42. Rd8 1-0

[Event "Leeuwarden op"]
[Site "Leeuwarden"]
[Date "1997.??.??"]
[Round "5"]
[White "De Boer, Sybolt"]
[Black "Welling, Gerard J"]
[Result "1-0"]
[ECO "D07"]
[WhiteElo "2290"]
[BlackElo "2355"]
[PlyCount "75"]
[EventDate "1997.11.08"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 1999"]
[Source "ChessBase"]
[SourceDate "1998.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1998.11.16"]
[SourceQuality "1"]

1. d4 d5 2. c4 Nc6 3. Nf3 Bg4 4. cxd5 Bxf3 5. gxf3 Qxd5 6. e3 e5 7. Nc3 Bb4 8. Bd2 Bxc3 9. bxc3 Qd6 10. f4 exd4 11. cxd4 Nge7 12. Rg1 0-0 13. Qg4 g6 14. Rb1 Qd5 15. Bd3 Rad8 16. Rb5 Qxa2 17. f5 Rd6 18. Qh4 Qa1+ 19. Rb1 Qa3 20. Ke2 Ne5 21. Bb5 Nxf5 22. Qe4 Nxd4+ 23. exd4 Nf3 24. Qxf3 Re6+ 25. Be3 Qa2+ 26. Kd3 Qa3+ 27. Kc2 a6 28. d5 axb5 29. dxe6 Qa2+ 30. Rb2 Qc4+ 31. Kd1 Qc3 32. Rd2 Qb3+ 33. Ke2 Qxe6 34. Qd5 Qa6 35. Qa2 Qf6 36. Qb2 Qf5 37. Rg5 Qh3 38. Qf6 1-0

[Event "Leeuwarden op"]
[Site "Leeuwarden"]
[Date "1997.??.??"]
[Round "8"]
[White "De Jong, Migchiel"]
[Black "De Boer, Sybolt"]
[Result "1/2-1/2"]
[ECO "B42"]
[WhiteElo "2325"]
[BlackElo "2290"]
[PlyCount "89"]
[EventDate "1997.11.08"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 1999"]
[Source "ChessBase"]
[SourceDate "1998.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1998.11.16"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nf6 5. Bd3 a6 6. 0-0 Qc7 7. c4 Nc6 8. Nf3 Ng4 9. Nbd2 h5 10. a3 a5 11. b3 Bd6 12. h3 Bh2+ 13. Kh1 Be5 14. Ra2 Bd4 15. Qe2 Qd6 16. Bb1 b6 17. g3 e5 18. Nh4 Nh6 19. Ndf3 Qe6 20. Nf5 Nxf5 21. exf5 Qe7 22. Be4 Bb7 23. Nxd4 Nxd4 24. Qd3 d5 25. Bxd5 Bxd5+ 26. cxd5 0-0-0 27. Be3 Rxd5 28. Rc1+ Kb8 29. Qe4 Qb7 30. Rd2 Rhd8 31. Rcd1 R5d6 32. f3 f6 33. Kg2 Kc7 34. Kf2 b5 35. Qxb7+ Kxb7 36. g4 Kc6 37. Bxd4 exd4 38. Re1 R8d7 39. Re6 Kd5 40. Re4 Kc5 41. Ke2 b4 42. a4 Kb6 43. Re6 Rxe6+ 44. fxe6 Rd6 45. Rxd4 1/2-1/2

[Event "Leeuwarden op"]
[Site "Leeuwarden"]
[Date "1997.??.??"]
[Round "3"]
[White "De Vreugt, Dennis"]
[Black "De Boer, Sybolt"]
[Result "1-0"]
[ECO "B81"]
[WhiteElo "2295"]
[BlackElo "2290"]
[PlyCount "71"]
[EventDate "1997.11.08"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 1999"]
[Source "ChessBase"]
[SourceDate "1998.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1998.11.16"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. g4 h6 7. h4 Be7 8. Qf3 h5 9. gxh5 Nxh5 10. Be3 Nc6 11. 0-0-0 a6 12. Nxc6 bxc6 13. e5 d5 14. Ne4 Qc7 15. Ng5 Bxg5 16. hxg5 g6 17. Bd4 a5 18. Qe3 Ba6 19. c4 Kd7 20. Kb1 Qb7 21. Qf3 Rh7 22. Bc5 Rah8 23. Rc1 Ke8 24. cxd5 exd5 25. Rc3 Bxf1 26. Rxf1 Ng7 27. Rb3 Qc8 28. Qf6 Qf5+ 29. Kc1 Qxf6 30. gxf6 Nf5 31. Rb7 Rh4 32. e6 Kd8 33. Rb8+ Kc7 34. Rxh8 Rxh8 35. exf7 Nd6 36. Re1 1-0

[Event "VAM Hoogeveen op"]
[Site "Hoogeveen"]
[Date "1997.??.??"]
[Round "3"]
[White "Jap Tjoen San, Linda"]
[Black "De Boer, Sybolt"]
[Result "1-0"]
[ECO "B42"]
[WhiteElo "2175"]
[BlackElo "2290"]
[PlyCount "91"]
[EventDate "1997.10.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 060 Extra"]
[Source "ChessBase"]
[SourceDate "1997.11.04"]
[SourceVersion "1"]
[SourceVersionDate "1997.11.04"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 a6 5. Bd3 Nf6 6. 0-0 Qc7 7. Qe2 d6 8. c4 g6 9. Nc3 Bg7 10. Be3 Nbd7 11. f4 0-0 12. Nb3 b6 13. Rac1 Bb7 14. Kh1 Rac8 15. Nd2 Qb8 16. Bf2 Qa8 17. Rce1 Rfe8 18. Bh4 Nh5 19. Qf2 Nc5 20. Bb1 f5 21. exf5 exf5 22. Re7 Bf8 23. Re2 Rxe2 24. Nxe2 Bg7 25. b4 Nd7 26. h3 Re8 27. Re1 b5 28. Bd3 Bc6 29. Kh2 Ndf6 30. c5 dxc5 31. bxc5 Nd5 32. g4 fxg4 33. hxg4 Nhxf4 34. Nxf4 Rxe1 35. Nxd5 Ra1 36. Ne7+ Kh8 37. Nxc6 Qxc6 38. Be4 Qe8 39. c6 Rxa2 40. c7 Be5+ 41. Kh1 Kg7 42. Qc5 Rxd2 43. c8Q Qxc8 44. Qxc8 Rh2+ 45. Kg1 Rxh4 46. g5 1-0

[Event "VAM Hoogeveen op"]
[Site "Hoogeveen"]
[Date "1997.??.??"]
[Round "7"]
[White "Remmel, Tim"]
[Black "De Boer, Sybolt"]
[Result "1-0"]
[ECO "B80"]
[BlackElo "2290"]
[PlyCount "89"]
[EventDate "1997.10.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 060 Extra"]
[Source "ChessBase"]
[SourceDate "1997.11.04"]
[SourceVersion "1"]
[SourceVersionDate "1997.11.04"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. g3 Nc6 7. Nde2 h5 8. h3 Bd7 9. Bg2 Qa5 10. 0-0 Ne5 11. b3 Rc8 12. Bb2 Be7 13. Qd2 g5 14. Nd4 g4 15. h4 b5 16. Qe1 Qb6 17. Rd1 Rg8 18. Qe3 Rc5 19. Nce2 Kd8 20. Nf4 Kc8 21. Nd3 Rc7 22. c3 Rd8 23. Nc2 Qxe3 24. Nxe3 Nf3+ 25. Bxf3 gxf3 26. e5 Ng4 27. Nxg4 hxg4 28. Ba3 Be8 29. exd6 Bxd6 30. Bxd6 Rxd6 31. Ne5 Rxd1 32. Rxd1 Rxc3 33. Nxg4 Bc6 34. Nf6 Rc5 35. g4 b4 36. h5 Rg5 37. Kh2 Be4 38. Nxe4 Rxg4 39. Ng3 Rh4+ 40. Kg1 f5 41. Rd3 f4 42. Ne4 Rxh5 43. Rxf3 Ra5 44. Rxf4 Rxa2 45. Nc5 1-0

[Event "VAM Hoogeveen op"]
[Site "Hoogeveen"]
[Date "1997.??.??"]
[Round "9"]
[White "Van Haastert, Edwin"]
[Black "De Boer, Sybolt"]
[Result "1-0"]
[ECO "B47"]
[WhiteElo "2345"]
[BlackElo "2290"]
[PlyCount "83"]
[EventDate "1997.10.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 060 Extra"]
[Source "ChessBase"]
[SourceDate "1997.11.04"]
[SourceVersion "1"]
[SourceVersionDate "1997.11.04"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nc6 5. Nc3 Qc7 6. f4 a6 7. Nxc6 Qxc6 8. Bd3 b5 9. Qe2 Bb7 10. Bd2 Be7 11. a3 Qb6 12. Be3 Qc7 13. e5 g6 14. 0-0 h5 15. Qf2 Nh6 16. Bb6 Qc8 17. Ne4 Nf5 18. Rfc1 Bd5 19. Bc5 Bh4 20. g3 Qc6 21. Re1 Rc8 22. b4 Be7 23. Bxe7 Kxe7 24. Rad1 Bxe4 25. Bxe4 Qc4 26. Qa7 Rhd8 27. Qxa6 h4 28. g4 d5 29. gxf5 gxf5 30. Bf3 Rg8+ 31. Kh1 Qxf4 32. Qa7+ Kf8 33. Qe3 Qxe3 34. Rxe3 Rxc2 35. Rg1 Rxg1+ 36. Kxg1 f4 37. Rd3 Rc4 38. Kg2 Kg7 39. Kh3 Kg6 40. Kg4 h3 41. Rd2 Rc3 42. Ra2 1-0

[Event "VAM Hoogeveen op"]
[Site "Hoogeveen"]
[Date "1997.??.??"]
[Round "5"]
[White "Van Rijn, Wouter"]
[Black "De Boer, Sybolt"]
[Result "1-0"]
[ECO "B44"]
[WhiteElo "2235"]
[BlackElo "2290"]
[PlyCount "35"]
[EventDate "1997.10.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 060 Extra"]
[Source "ChessBase"]
[SourceDate "1997.11.04"]
[SourceVersion "1"]
[SourceVersionDate "1997.11.04"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nf6 5. Bd3 Nc6 6. Be3 d5 7. Nxc6 bxc6 8. Nd2 Be7 9. 0-0 0-0 10. e5 Nd7 11. f4 Nc5 12. Bxh7+ Kxh7 13. Qh5+ Kg8 14. Rf3 f5 15. Rh3 Rb8 16. Qg6 Ne4 17. Rh7 Bf6 18. Qh5 1-0

[Event "VAM Hoogeveen op"]
[Site "Hoogeveen"]
[Date "1997.??.??"]
[Round "1"]
[White "Weeks, Manuel William"]
[Black "De Boer, Sybolt"]
[Result "0-1"]
[ECO "A21"]
[BlackElo "2290"]
[PlyCount "62"]
[EventDate "1997.10.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 060 Extra"]
[Source "ChessBase"]
[SourceDate "1997.11.04"]
[SourceVersion "1"]
[SourceVersionDate "1997.11.04"]
[SourceQuality "1"]

1. c4 e5 2. Nc3 d6 3. Nf3 g6 4. d4 exd4 5. Qxd4 Nf6 6. Bg5 Bg7 7. g3 Be6 8. Nd5 Nbd7 9. Bg2 c5 10. Qf4 Bxd5 11. cxd5 Qa5+ 12. Nd2 0-0 13. 0-0 Qa6 14. Bf3 Rfe8 15. Rfe1 Re5 16. e4 Rae8 17. Rec1 Nxd5 18. exd5 Rf5 19. Qh4 Bd4 20. Re1 Ne5 21. Bf4 Bxf2+ 22. Kxf2 Nd3+ 23. Kg2 Nxe1+ 24. Rxe1 Rxe1 25. Qd8+ Kg7 26. Bxd6 h5 27. Qf8+ Kh7 28. Bf4 Re2+ 29. Kg1 Rxd2 30. Qh6+ Kg8 31. Be5 Rd1+ 0-1

[Event "Leeuwarden op"]
[Site "Leeuwarden"]
[Date "1997.??.??"]
[Round "6"]
[White "Werle, Jan"]
[Black "De Boer, Sybolt"]
[Result "1/2-1/2"]
[ECO "B81"]
[BlackElo "2290"]
[PlyCount "68"]
[EventDate "1997.11.08"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 1999"]
[Source "ChessBase"]
[SourceDate "1998.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1998.11.16"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. g4 h6 7. h4 Be7 8. Rg1 d5 9. Bb5+ Kf8 10. e5 Nfd7 11. g5 hxg5 12. hxg5 Nxe5 13. f4 Nec6 14. Be3 Nxd4 15. Qxd4 Nc6 16. Bxc6 bxc6 17. Na4 Qa5+ 18. Kf2 Rb8 19. Rh1 Rg8 20. a3 Rb5 21. b3 c5 22. Qd3 Rb8 23. Rh7 Ba6 24. Qd1 Qc7 25. Qh5 g6 26. Qh3 Ke8 27. Rd1 Qc6 28. Qf3 Bb7 29. f5 exf5 30. Bf4 Rd8 31. Re1 Rd7 32. Qh3 Rd8 33. Qe3 Rd7 34. Qh3 Rd8 1/2-1/2

[Event "NED-ch52 sf"]
[Site "Enschede"]
[Date "1996.12.08"]
[Round "9"]
[White "Bosboom, Manuel"]
[Black "De Boer, Sybolt"]
[Result "1-0"]
[ECO "A90"]
[WhiteElo "2410"]
[BlackElo "2240"]
[PlyCount "87"]
[EventDate "1996.11.29"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 055 Extra"]
[Source "ChessBase"]
[SourceDate "1997.01.01"]
[SourceVersion "1"]
[SourceVersionDate "1997.01.01"]
[SourceQuality "1"]

1. d4 f5 2. g3 Nf6 3. Bg2 e6 4. Nf3 d5 5. b3 Bd6 6. c4 c6 7. 0-0 Qe7 8. Ne5 0-0 9. Bb2 Nbd7 10. Nd2 a5 11. Qc2 Ne4 12. Ndf3 a4 13. Nd3 a3 14. Bc3 b6 15. Rac1 Bb7 16. Bd2 g5 17. Nfe5 Bxe5 18. dxe5 c5 19. Be1 g4 20. f3 gxf3 21. exf3 Ng5 22. Bd2 Nf7 23. cxd5 Bxd5 24. Nf4 Bb7 25. Rfe1 Rfd8 26. Re3 Nf8 27. Nh5 Ng6 28. f4 Bxg2 29. Kxg2 Qb7+ 30. Kg1 Ne7 31. Nf6+ Kg7 32. g4 fxg4 33. Qxh7+ Kf8 34. Ne4 Nf5 35. Rce1 Rd4 36. Bc3 Rxe4 37. Rxe4 Rd8 38. Qg6 Rd3 39. Qxe6 Nh4 40. Qc4 Nf3+ 41. Kf2 Nxe1 42. Bxe1 Rf3+ 43. Kg1 Nh6 44. e6 1-0

[Event "NED-ch52 sf"]
[Site "Enschede"]
[Date "1996.12.07"]
[Round "8"]
[White "De Boer, Sybolt"]
[Black "Riemersma, Liafbern"]
[Result "0-1"]
[ECO "B20"]
[WhiteElo "2240"]
[BlackElo "2435"]
[PlyCount "44"]
[EventDate "1996.11.29"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 055 Extra"]
[Source "ChessBase"]
[SourceDate "1997.01.01"]
[SourceVersion "1"]
[SourceVersionDate "1997.01.01"]
[SourceQuality "1"]

1. e4 c5 2. b4 cxb4 3. Bb2 d5 4. exd5 Qxd5 5. c4 Qd8 6. Nf3 Bg4 7. d4 e6 8. Nbd2 Nf6 9. h3 Bxf3 10. Qxf3 Nc6 11. Qe3 Be7 12. Bd3 a6 13. 0-0 0-0 14. Ne4 g6 15. Nc5 Nd7 16. Nxd7 Qxd7 17. d5 exd5 18. cxd5 Qxd5 19. Rac1 Qxa2 20. Rc2 Qe6 21. Bc4 Qxe3 22. fxe3 Bg5 0-1

[Event "NED-ch52 sf"]
[Site "Enschede"]
[Date "1996.12.06"]
[Round "7"]
[White "De Boer, Sybolt"]
[Black "Hendriks, Willy"]
[Result "1-0"]
[ECO "A35"]
[WhiteElo "2240"]
[BlackElo "2430"]
[PlyCount "43"]
[EventDate "1996.11.29"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 055 Extra"]
[Source "ChessBase"]
[SourceDate "1997.01.01"]
[SourceVersion "1"]
[SourceVersionDate "1997.01.01"]
[SourceQuality "1"]

1. c4 c5 2. Nc3 Nc6 3. Nf3 g6 4. e3 Nf6 5. d4 cxd4 6. exd4 d5 7. Bg5 Ne4 8. cxd5 Nxc3 9. bxc3 Qxd5 10. c4 Qe4+ 11. Be2 Bg7 12. 0-0 Nxd4 13. Nxd4 Qxd4 14. Rb1 0-0 15. Qc1 Qc5 16. Bf3 Rb8 17. Re1 Be6 18. Bf4 Bd4 19. Re2 Bxc4 20. Rc2 b5 21. Bxb8 Rxb8 22. Rxc4 1-0

[Event "NED-ch52 sf"]
[Site "Enschede"]
[Date "1996.12.04"]
[Round "6"]
[White "Sziva, Erika"]
[Black "De Boer, Sybolt"]
[Result "0-1"]
[ECO "B81"]
[WhiteElo "2250"]
[BlackElo "2240"]
[PlyCount "80"]
[EventDate "1996.11.29"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 055 Extra"]
[Source "ChessBase"]
[SourceDate "1997.01.01"]
[SourceVersion "1"]
[SourceVersionDate "1997.01.01"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. g4 h6 7. h4 Be7 8. g5 hxg5 9. Bxg5 Nc6 10. Qd2 Qb6 11. Nb3 Bd7 12. 0-0-0 a6 13. f4 0-0-0 14. Be2 d5 15. exd5 Nxd5 16. Nxd5 exd5 17. Bxe7 Nxe7 18. Qc3+ Qc7 19. Qxc7+ Kxc7 20. h5 Bf5 21. Nd4 Be4 22. Rhg1 g6 23. hxg6 Nxg6 24. f5 Ne5 25. Bd3 Bxd3 26. cxd3 Rh3 27. Rg7 Kd6 28. Kc2 Ke7 29. a3 Kf6 30. Rg2 Rc8+ 31. Kb1 Rxd3 32. Rxd3 Nxd3 33. Rd2 Rc1+ 34. Ka2 Nf4 35. b3 Re1 36. a4 Re4 37. b4 Ke5 38. Nc2 Kxf5 39. a5 Ke5 40. Kb3 d4 0-1

[Event "NED-ch52 sf"]
[Site "Enschede"]
[Date "1996.12.03"]
[Round "5"]
[White "De Boer, Sybolt"]
[Black "Van der Weide, Karel"]
[Result "1/2-1/2"]
[ECO "E96"]
[WhiteElo "2240"]
[BlackElo "2365"]
[PlyCount "62"]
[EventDate "1996.11.29"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 055 Extra"]
[Source "ChessBase"]
[SourceDate "1997.01.01"]
[SourceVersion "1"]
[SourceVersionDate "1997.01.01"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Be2 0-0 6. Nf3 Nbd7 7. 0-0 e5 8. Re1 c6 9. Bf1 a5 10. dxe5 dxe5 11. Na4 Qe7 12. Qc2 Nc5 13. Nxc5 Qxc5 14. a4 Nh5 15. b3 Qe7 16. c5 Nf4 17. Be3 Rd8 18. g3 Ne6 19. Rad1 Nd4 20. Nxd4 exd4 21. Bf4 Bg4 22. Be2 Bxe2 23. Rxe2 Be5 24. Bxe5 Qxe5 25. f4 Qh5 26. Red2 Qf3 27. Qd3 Qh5 28. Rc1 Rd7 29. Rc4 Rad8 30. Kg2 Qg4 31. Qf3 Qe6 1/2-1/2

[Event "NED-ch52 sf"]
[Site "Enschede"]
[Date "1996.12.02"]
[Round "4"]
[White "Van Haastert, Edwin"]
[Black "De Boer, Sybolt"]
[Result "0-1"]
[ECO "B01"]
[WhiteElo "2300"]
[BlackElo "2240"]
[PlyCount "104"]
[EventDate "1996.11.29"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 055 Extra"]
[Source "ChessBase"]
[SourceDate "1997.01.01"]
[SourceVersion "1"]
[SourceVersionDate "1997.01.01"]
[SourceQuality "1"]

1. e4 d5 2. exd5 Nf6 3. d4 Bg4 4. f3 Bf5 5. Bb5+ Nbd7 6. c4 a6 7. Bxd7+ Qxd7 8. Nc3 b5 9. b3 e6 10. dxe6 Qxe6+ 11. Qe2 Bb4 12. Bd2 bxc4 13. bxc4 0-0-0 14. Qxe6+ fxe6 15. Nge2 Bd3 16. c5 e5 17. dxe5 Rhe8 18. f4 Ng4 19. Rc1 Nxe5 20. fxe5 Rxe5 21. 0-0 Bxe2 22. Bf4 Bxc3 23. Rxc3 Rf5 24. g4 Rf7 25. Rf2 Bxg4 26. Bg3 Rd1+ 27. Kg2 Rxf2+ 28. Bxf2 Be6 29. a3 Bd5+ 30. Kg3 Kd7 31. Be3 c6 32. Kf2 Rh1 33. Bf4 Ke6 34. Bd6 Ra1 35. Ke3 Kf5 36. Kd4 g5 37. Re3 Kg4 38. Rg3+ Kf5 39. Re3 h5 40. Re5+ Kg6 41. Re3 Ra2 42. h3 h4 43. Bc7 g4 44. hxg4 Kg5 45. Ba5 Kxg4 46. Bc7 h3 47. Rg3+ Kh4 48. Rg7 Rxa3 49. Bf4 Ra2 50. Ke5 Rg2 51. Ra7 Kg4 52. Rg7+ Kf3 0-1

[Event "NED-ch52 sf"]
[Site "Enschede"]
[Date "1996.12.01"]
[Round "3"]
[White "De Boer, Sybolt"]
[Black "Theulings, Paul Peter"]
[Result "1-0"]
[ECO "E18"]
[WhiteElo "2240"]
[BlackElo "2155"]
[PlyCount "83"]
[EventDate "1996.11.29"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 055 Extra"]
[Source "ChessBase"]
[SourceDate "1997.01.01"]
[SourceVersion "1"]
[SourceVersionDate "1997.01.01"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. g3 d5 4. Bg2 Be7 5. Nf3 0-0 6. 0-0 b6 7. cxd5 exd5 8. Nc3 Bb7 9. Ne5 Na6 10. Bf4 c5 11. Rc1 Ne4 12. dxc5 Naxc5 13. Nxe4 dxe4 14. b4 Ne6 15. Qb3 Qd5 16. Qxd5 Bxd5 17. Rfd1 Rad8 18. b5 Nxf4 19. gxf4 Bc5 20. e3 f5 21. Bf1 Be6 22. Bc4 Bxc4 23. Nxc4 Kf7 24. Ne5+ Ke6 25. Nc6 Rxd1+ 26. Rxd1 Ra8 27. Nd4+ Bxd4 28. Rxd4 Rc8 29. Ra4 Rc7 30. f3 exf3 31. Kf2 Rc2+ 32. Kxf3 Rxh2 33. Rxa7 g6 34. Ra6 Kd5 35. Rxb6 Rxa2 36. Rb7 Rh2 37. Rc7 Rb2 38. Rxh7 Rxb5 39. Rg7 Rb6 40. Kg3 Re6 41. Kf2 Ke4 42. Rd7 1-0

[Event "NED-ch52 sf"]
[Site "Enschede"]
[Date "1996.11.30"]
[Round "2"]
[White "Van der Poel, Henk"]
[Black "De Boer, Sybolt"]
[Result "1-0"]
[ECO "B82"]
[WhiteElo "2320"]
[BlackElo "2240"]
[PlyCount "35"]
[EventDate "1996.11.29"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 055 Extra"]
[Source "ChessBase"]
[SourceDate "1997.01.01"]
[SourceVersion "1"]
[SourceVersionDate "1997.01.01"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. Be3 Be7 7. f4 0-0 8. Qf3 e5 9. Nb3 exf4 10. Qxf4 Nc6 11. Be2 a5 12. a4 Be6 13. Nd4 Nxd4 14. Bxd4 d5 15. Rd1 Qc8 16. exd5 Nxd5 17. Nxd5 Bxd5 18. Qe5 1-0

[Event "NED-ch52 sf"]
[Site "Enschede"]
[Date "1996.11.29"]
[Round "1"]
[White "De Boer, Sybolt"]
[Black "Dommisse, Cornelis"]
[Result "1-0"]
[ECO "A29"]
[WhiteElo "2240"]
[PlyCount "43"]
[EventDate "1996.11.29"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 055 Extra"]
[Source "ChessBase"]
[SourceDate "1997.01.01"]
[SourceVersion "1"]
[SourceVersionDate "1997.01.01"]
[SourceQuality "1"]

1. c4 Nf6 2. Nc3 e5 3. g3 d5 4. cxd5 Nxd5 5. Bg2 Nb6 6. Nf3 Nc6 7. 0-0 Be7 8. Rb1 0-0 9. b4 a6 10. a3 Be6 11. d3 f5 12. Be3 Bf6 13. b5 axb5 14. Nxb5 Nd5 15. Bc5 Rf7 16. e4 Nde7 17. Qc1 Ng6 18. Rd1 Rd7 19. Bh3 Nce7 20. d4 b6 21. Bxe7 Qxe7 22. d5 1-0

[Event "NED-ch U21"]
[Site "Arnhem"]
[Date "1996.05.04"]
[Round "9"]
[White "Willemze, Jeroen"]
[Black "De Boer, Sybolt"]
[Result "1/2-1/2"]
[ECO "B86"]
[BlackElo "2250"]
[PlyCount "91"]
[EventDate "1996.04.25"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 1998"]
[Source "ChessBase"]
[SourceDate "1997.11.17"]
[SourceVersion "1"]
[SourceVersionDate "1997.11.17"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. Bc4 Be7 7. Bb3 0-0 8. f4 Na6 9. Be3 Nc5 10. Qf3 a6 11. f5 e5 12. Nde2 Nxb3 13. axb3 d5 14. Nxd5 Nxd5 15. exd5 e4 16. Qg4 Qxd5 17. 0-0 Bc5 18. Bxc5 Qxc5+ 19. Kh1 Qxc2 20. Ng3 Qxb2 21. Qxe4 Bd7 22. Rab1 Qf6 23. Qxb7 Bb5 24. Rf2 Rad8 25. Qf3 Rd3 26. Qf4 Rfd8 27. h3 Bc6 28. Kh2 R3d4 29. Nh5 Qd6 30. Qg3 Rd3 31. Qxd6 R8xd6 32. b4 g6 33. fxg6 hxg6 34. Nf4 Re3 35. Rbb2 Rd4 36. Ne2 Rd7 37. Rf4 Be4 38. Ng3 Bc6 39. Ne2 Red3 40. Ng1 Ra3 41. Nf3 Rb7 42. Ne5 Bd5 43. Rd4 Be6 44. Nd3 Rc3 45. Nf4 Rc6 46. Nxe6 1/2-1/2

[Event "NED-ch U21"]
[Site "Arnhem"]
[Date "1996.05.03"]
[Round "8"]
[White "De Boer, Sybolt"]
[Black "Van Blitterswijk, Stefan"]
[Result "0-1"]
[ECO "B20"]
[WhiteElo "2250"]
[BlackElo "2310"]
[PlyCount "68"]
[EventDate "1996.04.25"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 1998"]
[Source "ChessBase"]
[SourceDate "1997.11.17"]
[SourceVersion "1"]
[SourceVersionDate "1997.11.17"]
[SourceQuality "1"]

1. e4 c5 2. d3 g6 3. g3 Bg7 4. Bg2 Nc6 5. f4 d6 6. Nf3 e6 7. 0-0 Nge7 8. c3 0-0 9. Be3 b6 10. Re1 Ba6 11. Bf2 Rc8 12. Qd2 Qd7 13. d4 Rc7 14. Na3 cxd4 15. Nxd4 d5 16. Nxc6 Rxc6 17. Nc2 Qc8 18. Bd4 dxe4 19. Bxg7 Kxg7 20. Qd4+ Kg8 21. Bxe4 Rc4 22. Qf6 Rxe4 23. Rxe4 Bb7 24. Rae1 Nf5 25. Nd4 Nxd4 26. Rxd4 Qc6 27. Rde4 Qb5 28. b3 Bxe4 29. Rxe4 Qd3 30. Ra4 b5 31. Ra6 Rd8 32. Qe5 Qd1+ 33. Kg2 Rd2+ 34. Kh3 h5 0-1

[Event "NED-ch U21"]
[Site "Arnhem"]
[Date "1996.05.02"]
[Round "7"]
[White "Van Beek, Lucien"]
[Black "De Boer, Sybolt"]
[Result "1-0"]
[ECO "D35"]
[WhiteElo "2145"]
[BlackElo "2250"]
[PlyCount "49"]
[EventDate "1996.04.25"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 1998"]
[Source "ChessBase"]
[SourceDate "1997.11.17"]
[SourceVersion "1"]
[SourceVersionDate "1997.11.17"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nc3 c6 4. Nf3 Nf6 5. cxd5 exd5 6. Bg5 Bf5 7. e3 Be7 8. Bd3 Bxd3 9. Qxd3 Nbd7 10. 0-0 0-0 11. Nd2 Re8 12. Rab1 a5 13. f3 Nf8 14. e4 dxe4 15. fxe4 Ne6 16. Be3 Ng4 17. Nf3 Qb6 18. Kh1 Nxe3 19. Qxe3 Rad8 20. Qf2 f6 21. Rbd1 Bd6 22. Nh4 c5 23. Nd5 Qa7 24. Nf5 b5 25. Nxf6+ 1-0

[Event "NED-ch U21"]
[Site "Arnhem"]
[Date "1996.05.01"]
[Round "6"]
[White "De Boer, Sybolt"]
[Black "Kerstens, Dennis"]
[Result "1-0"]
[ECO "A57"]
[WhiteElo "2250"]
[PlyCount "74"]
[EventDate "1996.04.25"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 1998"]
[Source "ChessBase"]
[SourceDate "1997.11.17"]
[SourceVersion "1"]
[SourceVersionDate "1997.11.17"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 c5 3. d5 b5 4. Bg5 bxc4 5. Nc3 Qa5 6. Qd2 d6 7. e4 Ba6 8. f4 Nfd7 9. Nf3 f6 10. Bh4 g6 11. e5 Bh6 12. exd6 exd6 13. g3 0-0 14. Bh3 f5 15. 0-0 Nf6 16. Rfe1 Nbd7 17. Re6 Qb6 18. Rae1 Bg7 19. Ne5 Rab8 20. Re2 Rbd8 21. Nc6 Rde8 22. Rxd6 Kh8 23. Rde6 Rxe6 24. Rxe6 Ne4 25. Rxe4 fxe4 26. Bxd7 e3 27. Qxe3 Qxb2 28. Ne5 Rb8 29. Be6 Qa1+ 30. Kg2 Rb2+ 31. Kh3 h5 32. Nxg6+ Kh7 33. Nf8+ Bxf8 34. Qe4+ Kh8 35. Qe5+ Kh7 36. Qf5+ Kh6 37. Bg5+ Kg7 1-0

[Event "NED-ch U21"]
[Site "Arnhem"]
[Date "1996.04.30"]
[Round "5"]
[White "Ernst, Sipke"]
[Black "De Boer, Sybolt"]
[Result "1/2-1/2"]
[ECO "A04"]
[WhiteElo "2240"]
[BlackElo "2250"]
[PlyCount "23"]
[EventDate "1996.04.25"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 1998"]
[Source "ChessBase"]
[SourceDate "1997.11.17"]
[SourceVersion "1"]
[SourceVersionDate "1997.11.17"]
[SourceQuality "1"]

1. Nf3 d6 2. b3 e5 3. d3 g6 4. Bb2 Bg7 5. e3 f5 6. Be2 Nh6 7. c4 0-0 8. Nc3 c6 9. 0-0 Na6 10. Rc1 Nc7 11. b4 Nf7 12. Qb3 1/2-1/2

[Event "NED-ch U21"]
[Site "Arnhem"]
[Date "1996.04.29"]
[Round "4"]
[White "De Boer, Sybolt"]
[Black "Kuipers, Eelco"]
[Result "1-0"]
[ECO "C00"]
[WhiteElo "2250"]
[BlackElo "2165"]
[PlyCount "69"]
[EventDate "1996.04.25"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 1998"]
[Source "ChessBase"]
[SourceDate "1997.11.17"]
[SourceVersion "1"]
[SourceVersionDate "1997.11.17"]
[SourceQuality "1"]

1. e4 c5 2. d3 e6 3. g3 Nc6 4. Bg2 Nf6 5. Nf3 d5 6. Nbd2 Be7 7. 0-0 b6 8. Re1 Qc7 9. Qe2 Bb7 10. c3 h6 11. h4 0-0-0 12. a3 Ba6 13. e5 Nd7 14. h5 Rdg8 15. c4 d4 16. Ne4 g5 17. hxg6 fxg6 18. Nd6+ Bxd6 19. exd6 Qxd6 20. b4 Bb7 21. Nd2 e5 22. Ne4 Qc7 23. Bd2 g5 24. Reb1 Nd8 25. a4 Nf7 26. a5 Nd6 27. axb6 axb6 28. Nxd6+ Qxd6 29. Bxb7+ Kxb7 30. Qe4+ Kc7 31. Ra7+ Kd8 32. bxc5 Qxc5 33. Rb5 Qc8 34. Ra8 Nb8 35. Rxb6 1-0

[Event "NED-ch U21"]
[Site "Arnhem"]
[Date "1996.04.27"]
[Round "3"]
[White "Schrik, Rachid"]
[Black "De Boer, Sybolt"]
[Result "1/2-1/2"]
[ECO "D35"]
[BlackElo "2250"]
[PlyCount "109"]
[EventDate "1996.04.25"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 1998"]
[Source "ChessBase"]
[SourceDate "1997.11.17"]
[SourceVersion "1"]
[SourceVersionDate "1997.11.17"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nc3 c6 4. cxd5 exd5 5. Nf3 Nf6 6. Bg5 Bf5 7. Rc1 Nbd7 8. e3 Be7 9. Bd3 Ne4 10. Bxe7 Qxe7 11. 0-0 0-0 12. Qc2 Bg6 13. Rb1 a5 14. Rfe1 f5 15. Ne2 Bh5 16. Nd2 Bxe2 17. Rxe2 Rf6 18. a3 Rh6 19. Nf1 Rf8 20. Rbe1 Qh4 21. f3 Nd6 22. b4 axb4 23. axb4 Qf6 24. b5 c5 25. dxc5 Rc8 26. c6 bxc6 27. bxc6 Ne5 28. c7 Nec4 29. e4 Qd4+ 30. Kh1 fxe4 31. fxe4 Rxc7 32. exd5 Qxd5 33. Be4 Qh5 34. Bf3 Qf7 35. Qd3 Qf8 36. Bd5+ Kh8 37. Qg3 Rf6 38. Bf3 Rcf7 39. Nd2 Nxd2 40. Rxd2 Nf5 41. Qf2 Qb8 42. Rde2 Rf8 43. Re6 R6f7 44. Qb6 Qxb6 45. Rxb6 Nd4 46. Reb1 Nxf3 47. gxf3 Rxf3 48. Rb8 h6 49. Rxf8+ Rxf8 50. Kg2 Kh7 51. Rb5 Kg6 52. Kg3 Rf5 53. Rb7 Rg5+ 54. Kh3 Kh5 55. Rxg7 1/2-1/2

[Event "NED-ch U21"]
[Site "Arnhem"]
[Date "1996.04.26"]
[Round "2"]
[White "De Boer, Sybolt"]
[Black "Van Kooten, Luuk"]
[Result "1-0"]
[ECO "E94"]
[WhiteElo "2250"]
[PlyCount "81"]
[EventDate "1996.04.25"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 1998"]
[Source "ChessBase"]
[SourceDate "1997.11.17"]
[SourceVersion "1"]
[SourceVersionDate "1997.11.17"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Be2 0-0 6. Nf3 e5 7. 0-0 a5 8. Re1 Nc6 9. d5 Ne7 10. a3 Nh5 11. Nd2 Nf4 12. Bf1 f5 13. Rb1 Kh8 14. b4 Ng8 15. g3 Nh5 16. c5 Ngf6 17. cxd6 cxd6 18. Nc4 f4 19. Be2 Bh6 20. bxa5 fxg3 21. hxg3 Bxc1 22. Rxc1 Ng7 23. Kg2 Nfh5 24. Qd2 Qf6 25. Nd1 g5 26. Nb6 Rb8 27. Nxc8 Rbxc8 28. Rxc8 Rxc8 29. Bg4 Rf8 30. Ne3 Qg6 31. Nf5 Nf6 32. f3 h5 33. Rh1 Nh7 34. Nxg7 hxg4 35. Ne6 gxf3+ 36. Kf2 Rg8 37. Kxf3 g4+ 38. Ke3 Qf6 39. Qf2 Qe7 40. Qf5 Rc8 41. Ng5 1-0

[Event "NED-ch U21"]
[Site "Arnhem"]
[Date "1996.04.25"]
[Round "1"]
[White "Mellegers, Joost P"]
[Black "De Boer, Sybolt"]
[Result "1-0"]
[ECO "B34"]
[WhiteElo "2195"]
[BlackElo "2250"]
[PlyCount "59"]
[EventDate "1996.04.25"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 1998"]
[Source "ChessBase"]
[SourceDate "1997.11.17"]
[SourceVersion "1"]
[SourceVersionDate "1997.11.17"]
[SourceQuality "1"]

1. e4 c5 2. Nc3 Nc6 3. Nf3 g6 4. d4 cxd4 5. Nxd4 Bg7 6. Be3 Nf6 7. Nxc6 bxc6 8. e5 Nd5 9. Nxd5 cxd5 10. Qxd5 Rb8 11. Bxa7 Rxb2 12. Bd4 Rxc2 13. Bd3 e6 14. Qa8 Qh4 15. Bxc2 Qxd4 16. 0-0 0-0 17. Qe4 Qxe4 18. Bxe4 Bxe5 19. Rab1 Ba6 20. Rfe1 f6 21. Rb6 Bc4 22. a4 Rc8 23. Rc1 Rc7 24. a5 d5 25. Bd3 Bxd3 26. Rb8+ Kf7 27. Rxc7+ Bxc7 28. Rb7 Ke7 29. Rxc7+ Kd6 30. Rxh7 1-0

[Event "Donner Memorial op"]
[Site "Amsterdam"]
[Date "1996.??.??"]
[Round "1"]
[White "De Boer, Sybolt"]
[Black "Conquest, Stuart"]
[Result "0-1"]
[ECO "E94"]
[WhiteElo "2240"]
[BlackElo "2585"]
[PlyCount "86"]
[EventDate "1996.08.17"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "NED"]
[SourceTitle "EXT 1997"]
[Source "ChessBase"]
[SourceDate "1996.11.15"]
[SourceVersion "1"]
[SourceVersionDate "1996.11.15"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Be2 0-0 6. Nf3 Na6 7. 0-0 e5 8. Re1 c6 9. Bf1 Qa5 10. d5 Ne8 11. a3 c5 12. Bd2 Qd8 13. Rb1 f5 14. b4 f4 15. bxc5 Nxc5 16. Na4 g5 17. Nxc5 dxc5 18. h3 h5 19. Nh2 g4 20. hxg4 hxg4 21. Nxg4 Qh4 22. Be2 Nf6 23. Nxf6+ Rxf6 24. Bf3 a6 25. Bc3 b5 26. Kf1 Rg6 27. Ke2 Bd7 28. Qb3 Rf8 29. Rh1 Qe7 30. Ba5 Qd6 31. Rhc1 Rb8 32. Rb2 Bf8 33. Rcb1 Rb7 34. Bc3 Qb8 35. Ba5 b4 36. Qc2 Rb5 37. axb4 cxb4 38. cxb5 Qxb5+ 39. Kd1 Qxa5 40. Ra2 Qb5 41. Be2 Qb6 42. Ke1 Rxg2 43. Bxa6 Rg1+ 0-1

[Event "NED-chT 9697"]
[Site "Netherlands"]
[Date "1996.??.??"]
[Round "?"]
[White "De Boer, Sybolt"]
[Black "De Saegher, Chris"]
[Result "1/2-1/2"]
[ECO "E94"]
[WhiteElo "2250"]
[BlackElo "2205"]
[PlyCount "33"]
[EventDate "1996.??.??"]
[EventType "team"]
[EventRounds "11"]
[EventCountry "NED"]
[SourceTitle "EXT 2000"]
[Source "ChessBase"]
[SourceDate "1999.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1999.11.16"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Be2 0-0 6. Nf3 e5 7. 0-0 exd4 8. Nxd4 Re8 9. f3 Nc6 10. Nc2 Nh5 11. g4 Be5 12. gxh5 Bxh2+ 13. Kxh2 Qh4+ 14. Kg1 Qg3+ 15. Kh1 Qh3+ 16. Kg1 Qg3+ 17. Kh1 1/2-1/2

