[Event "Groningen SO ON op B"]
[Site "Groningen"]
[Date "2001.12.27"]
[Round "5"]
[White "Hoekstra, Erik"]
[Black "Van der Berg, Wessel"]
[Result "1-0"]
[ECO "B85"]
[WhiteElo "1795"]
[BlackElo "1737"]
[PlyCount "47"]
[EventDate "2001.12.22"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2003"]
[Source "ChessBase"]
[SourceDate "2002.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2002.11.25"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Nc6 6. Be2 e6 7. Be3 Be7 8. 0-0 0-0 9. Qe1 a6 10. f4 d5 11. e5 Ne8 12. Qg3 Bc5 13. Rad1 Nxd4 14. Bxd4 Bxd4+ 15. Rxd4 Qb6 16. Qd3 Qxb2 17. Rb1 Qa3 18. Nxd5 Qxd3 19. Ne7+ Kh8 20. Bxd3 b5 21. Be4 Nc7 22. Bxa8 Nxa8 23. Nxc8 Rxc8 24. Rbd1 1-0

[Event "Groningen SO ON op B"]
[Site "Groningen"]
[Date "2001.??.??"]
[Round "9.2"]
[White "Den Boer, Paul"]
[Black "Hoekstra, Erik"]
[Result "0-1"]
[ECO "A57"]
[WhiteElo "1711"]
[BlackElo "1795"]
[PlyCount "86"]
[EventDate "2001.12.22"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2003"]
[Source "ChessBase"]
[SourceDate "2002.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2002.11.25"]
[SourceQuality "1"]

1. d4 c5 2. d5 Nf6 3. c4 b5 4. cxb5 a6 5. b6 d6 6. Nc3 Nbd7 7. Nf3 g6 8. Nd2 Nxb6 9. e4 Bg7 10. a4 0-0 11. a5 Nbd7 12. Nc4 Rb8 13. Bd3 Ne8 14. Qe2 Nc7 15. Bg5 Ne5 16. Nb6 Nxd3+ 17. Qxd3 Bd7 18. Nxd7 Qxd7 19. Na4 Rb4 20. Nc3 Rxb2 21. 0-0 Rb3 22. Rfc1 Nb5 23. Bd2 Rb8 24. h3 Nxc3 25. Bxc3 Bxc3 26. Rxc3 Rxc3 27. Qxc3 Rb4 28. e5 Qf5 29. exd6 exd6 30. Re1 Rb1 31. Rxb1 Qxb1+ 32. Kh2 Qf5 33. Qc4 Qc8 34. Qa4 Kf8 35. Qf4 Qc7 36. Qf6 c4 37. Qh8+ Ke7 38. Qxh7 c3 39. Qh4+ Ke8 40. Qh8+ Kd7 41. Qf8 c2 42. Qxf7+ Kc8 43. Qe8+ Kb7 0-1

[Event "Groningen SO ON op B"]
[Site "Groningen"]
[Date "2001.??.??"]
[Round "6.1"]
[White "Hoekstra, Erik"]
[Black "Bekooy, Taco"]
[Result "1-0"]
[ECO "B59"]
[WhiteElo "1795"]
[BlackElo "1750"]
[PlyCount "93"]
[EventDate "2001.12.22"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2003"]
[Source "ChessBase"]
[SourceDate "2002.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2002.11.25"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. Be2 e5 7. Nb3 Be7 8. Be3 0-0 9. 0-0 a5 10. a4 Nb4 11. Bf3 Be6 12. Nd5 Nfxd5 13. exd5 Bd7 14. c3 Na6 15. Be4 f5 16. Bc2 f4 17. Qh5 h6 18. Bd2 Be8 19. Qh3 Rf6 20. Kh1 Nc7 21. c4 Bd7 22. Qh5 Qf8 23. Bxa5 Be8 24. Qd1 Rc8 25. f3 g5 26. Nd2 h5 27. Ne4 Rh6 28. Bd3 Bd7 29. Qb3 Bf5 30. Qxb7 Ne8 31. Qb3 g4 32. Rg1 Rg6 33. Nf2 Ng7 34. Ne4 Kh8 35. Qc2 h4 36. Bd2 Nh5 37. h3 Qg7 38. fxg4 Rg8 39. Nf2 Rxg4 40. Nxg4 Bxg4 41. hxg4 Qxg4 42. Qd1 Qg5 43. Qf3 Ng3+ 44. Kh2 Kg7 45. b4 Rh8 46. Kh3 Bd8 47. Qg4 1-0

[Event "Groningen SO ON op B"]
[Site "Groningen"]
[Date "2001.??.??"]
[Round "1.2"]
[White "Hoekstra, Erik"]
[Black "De Jong, Migchiel"]
[Result "0-1"]
[ECO "C52"]
[WhiteElo "1795"]
[BlackElo "1623"]
[PlyCount "46"]
[EventDate "2001.12.22"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2003"]
[Source "ChessBase"]
[SourceDate "2002.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2002.11.25"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. 0-0 Bc5 5. b4 Bxb4 6. c3 Ba5 7. d4 d6 8. dxe5 Nxe5 9. Nxe5 dxe5 10. Qxd8+ Kxd8 11. Bxf7 Nxe4 12. Ba3 Bf5 13. Rd1+ Kc8 14. Re1 Bb6 15. Be6+ Bxe6 16. Rxe4 Rd8 17. Kf1 Re8 18. Nd2 Kd7 19. Rd1 Rad8 20. Nc4+ Kc8 21. Rxd8+ Kxd8 22. Nxe5 Bxa2 23. c4 Bxc4+ 0-1

[Event "Groningen SO ON op B"]
[Site "Groningen"]
[Date "2001.??.??"]
[Round "8.1"]
[White "Hoekstra, Erik"]
[Black "Soerdjan, Kiran"]
[Result "0-1"]
[ECO "B93"]
[WhiteElo "1795"]
[BlackElo "1717"]
[PlyCount "41"]
[EventDate "2001.12.22"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2003"]
[Source "ChessBase"]
[SourceDate "2002.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2002.11.25"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 g6 5. Nc3 Bg7 6. Be3 Nf6 7. Be2 0-0 8. f4 d6 9. Qd2 a6 10. 0-0 Qc7 11. f5 Ne5 12. fxg6 hxg6 13. Rxf6 exf6 14. Nd5 Qd8 15. Bh6 Be6 16. Bxg7 Kxg7 17. Rf1 Bxd5 18. exd5 Rh8 19. Qe3 Rh6 20. h4 Rxh4 21. Qg3 0-1

[Event "Groningen SO ON op B"]
[Site "Groningen"]
[Date "2001.??.??"]
[Round "7.1"]
[White "Van den Berg, Harmen"]
[Black "Hoekstra, Erik"]
[Result "0-1"]
[ECO "B49"]
[WhiteElo "1774"]
[BlackElo "1795"]
[PlyCount "72"]
[EventDate "2001.12.22"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2003"]
[Source "ChessBase"]
[SourceDate "2002.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2002.11.25"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Qc7 6. Be3 e6 7. Be2 Be7 8. Qd2 0-0 9. 0-0-0 a6 10. f3 b5 11. g4 d6 12. h4 Bb7 13. Rdg1 Ne5 14. g5 Nfd7 15. h5 Nb6 16. g6 Nbc4 17. Bxc4 Nxc4 18. Qg2 Bf6 19. Bf2 Rac8 20. Nce2 Nxb2 21. Bh4 Be5 22. Kxb2 Qxc2+ 23. Ka1 Qd2 24. Bg5 Bxd4+ 25. Nxd4 Rc1+ 26. Rxc1 Qxg2 27. gxh7+ Kxh7 28. Be7 Rc8 29. Nb3 Qxf3 30. Bxd6 Qxe4 31. Rhe1 Qh4 32. Bc5 Bd5 33. Be3 Bxb3 34. axb3 Rxc1+ 35. Rxc1 Qxh5 36. Bd4 Qd5 0-1

[Event "Groningen SO ON Mini op-B"]
[Site "Groningen"]
[Date "2000.??.??"]
[Round "4"]
[White "Hoekstra, Erik"]
[Black "Straat, Rody F"]
[Result "1-0"]
[ECO "B03"]
[PlyCount "83"]
[EventDate "2000.12.??"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "NED"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. e4 Nf6 2. e5 Nd5 3. d4 d6 4. c4 Nb6 5. f4 dxe5 6. fxe5 Nc6 7. Be3 Bf5 8. Nc3 e6 9. Nf3 Bg4 10. Qd2 Bxf3 11. gxf3 Qh4+ 12. Bf2 Qh5 13. Be2 0-0-0 14. 0-0-0 Nxd4 15. Bxd4 c5 16. Nb5 a6 17. Qa5 axb5 18. Qxb6 cxd4 19. Kb1 Qxe5 20. Rc1 Qxe2 21. cxb5+ Kd7 22. Qxb7+ Ke8 23. Rc7 Bd6 24. Qc6+ Kf8 25. Rd7 Be7 26. Rxd8+ Bxd8 27. Qd7 Bg5 28. Qc8+ Ke7 29. Qc5+ Kf6 30. Qxd4+ Qe5 31. Qb4 Qf5+ 32. Ka1 Qxf3 33. Qd4+ Kg6 34. Rg1 Kh6 35. h4 Bf6 36. Qd2+ Kh5 37. Rg5+ Kxh4 38. Rg1 Rd8 39. Qh2+ Qh3 40. Qf4+ Kh5 41. Qe4 Rd2 42. Qxh7# 1-0

[Event "Groningen SO ON Mini op-B"]
[Site "Groningen"]
[Date "2000.??.??"]
[Round "5"]
[White "Lui, Kachun"]
[Black "Hoekstra, Erik"]
[Result "1-0"]
[ECO "D00"]
[PlyCount "53"]
[EventDate "2000.12.??"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "NED"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. d4 Nf6 2. Bg5 d5 3. e3 Nbd7 4. Bd3 g6 5. f4 Bg7 6. Nf3 c5 7. c3 Nb6 8. 0-0 cxd4 9. exd4 Nc4 10. Bxc4 dxc4 11. Qa4+ Bd7 12. Qxc4 Rc8 13. Qe2 0-0 14. Re1 Re8 15. Ne5 Be6 16. Nd2 Nh5 17. Nd3 Nf6 18. h3 Nd5 19. Nc5 Bd7 20. Qf2 Bb5 21. Nxb7 Qc7 22. Nc5 h6 23. Bh4 Qxf4 24. Re4 Qd6 25. Bg3 e5 26. a4 Bc6 27. Nc4 1-0

