[Event "Hoogeveen Essent Amateur"]
[Site "Hoogeveen"]
[Date "2001.10.20"]
[Round "9"]
[White "Knol, Geon"]
[Black "Alberts, C."]
[Result "1-0"]
[ECO "A08"]
[WhiteElo "1803"]
[BlackElo "1976"]
[PlyCount "83"]
[EventDate "2001.10.12"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2003"]
[Source "ChessBase"]
[SourceDate "2002.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2002.11.25"]
[SourceQuality "1"]

1. Nf3 c5 2. g3 Nc6 3. Bg2 d5 4. d3 Bg4 5. Nbd2 Nf6 6. c4 d4 7. a3 a5 8. Qc2 e5 9. Nf1 h6 10. e3 Qd7 11. h3 Bf5 12. e4 Be6 13. g4 Nh7 14. Bd2 Be7 15. Qc1 f6 16. Ng3 a4 17. Nh4 Kf7 18. Ngf5 Na5 19. Bxa5 Rxa5 20. Qd1 Nf8 21. Nxe7 Qxe7 22. 0-0 Qd7 23. f4 exf4 24. Qd2 Qc7 25. Rae1 g5 26. Nf3 Nd7 27. e5 Raa8 28. exf6 Kxf6 29. Qd1 Rhe8 30. Nd2 Kg7 31. Qf3 Rab8 32. Qd1 Ra8 33. h4 Nf6 34. hxg5 hxg5 35. Bf3 Qd7 36. Re5 Bxg4 37. Bxg4 Nxg4 38. Rxg5+ Kh6 39. Qxg4 Qxg4+ 40. Rxg4 Re2 41. Rf2 Rae8 42. Ne4 1-0

[Event "Hoogeveen Essent Amateur"]
[Site "Hoogeveen"]
[Date "2001.10.19"]
[Round "8"]
[White "Alberts, C."]
[Black "Burgerhoff, Tycho"]
[Result "1/2-1/2"]
[ECO "B25"]
[WhiteElo "1976"]
[BlackElo "1879"]
[PlyCount "53"]
[EventDate "2001.10.12"]
[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. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. Nge2 Nf6 6. d3 0-0 7. 0-0 a6 8. Be3 d6 9. h3 Bd7 10. Qd2 b5 11. Bh6 b4 12. Nd1 a5 13. g4 a4 14. Bxg7 Kxg7 15. Ng3 Ne8 16. f4 b3 17. axb3 axb3 18. Rxa8 Qxa8 19. c3 Nc7 20. f5 Ne5 21. d4 cxd4 22. cxd4 Qa7 23. f6+ exf6 24. Qf2 Nc6 25. Nh5+ gxh5 26. Qxf6+ Kg8 27. Qg5+ 1/2-1/2

[Event "Hoogeveen Essent Amateur"]
[Site "Hoogeveen"]
[Date "2001.10.18"]
[Round "7"]
[White "Alberts, C."]
[Black "Sadallah, Osama"]
[Result "1-0"]
[ECO "B24"]
[WhiteElo "1976"]
[BlackElo "1878"]
[PlyCount "69"]
[EventDate "2001.10.12"]
[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. Nc3 d6 3. g3 Nc6 4. Bg2 g6 5. Nge2 Bg7 6. 0-0 Bg4 7. h3 Bxe2 8. Nxe2 Qb6 9. d3 h5 10. Rb1 h4 11. g4 0-0-0 12. Be3 Qa5 13. a3 e5 14. b4 Qxa3 15. Rb3 Qa6 16. b5 Qb6 17. bxc6 Qxc6 18. f4 Nh6 19. Nc3 exf4 20. e5 d5 21. Bxf4 Qe6 22. Qf3 Bxe5 23. Bxe5 Qxe5 24. Nxd5 Rde8 25. Nb6+ axb6 26. Qxb7+ Kd8 27. Ra3 Qd4+ 28. Kh1 Qd7 29. Ra8+ Ke7 30. Re1+ Kf6 31. Rexe8 Qxe8 32. Rxe8 Rxe8 33. Qxb6+ Kg7 34. Qxc5 f5 35. Qd4+ 1-0

[Event "Groningen SC op"]
[Site "Groningen"]
[Date "1996.??.??"]
[Round "2"]
[White "Visser, Yge"]
[Black "Alberts, C."]
[Result "1-0"]
[ECO "A04"]
[WhiteElo "2380"]
[PlyCount "49"]
[EventDate "1996.??.??"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "NED"]
[SourceTitle "EXT 1998"]
[Source "ChessBase"]
[SourceDate "1997.11.17"]
[SourceVersion "1"]
[SourceVersionDate "1997.11.17"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d3 g6 4. g3 Bg7 5. Bg2 d6 6. 0-0 f5 7. Re1 e5 8. exf5 Bxf5 9. d4 cxd4 10. Nxd4 Nxd4 11. Qxd4 Ne7 12. Qa4+ Bd7 13. Qb3 Bc6 14. Bg5 Bxg2 15. Kxg2 Qd7 16. Bxe7 Kxe7 17. Nc3 Raf8 18. Rad1 h5 19. Ne4 Rf6 20. h4 Re6 21. c4 b6 22. Rd5 Rc8 23. Red1 Qc6 24. Kg1 Qxc4 25. Nxd6 1-0

[Event "Gasunie-open A"]
[Site "Groningen"]
[Date "1985.12.??"]
[Round "1"]
[White "Isaacson, H."]
[Black "Alberts, C."]
[Result "0-1"]
[ECO "A40"]
[PlyCount "40"]
[EventDate "1985.12.??"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "NED"]
[SourceTitle "EXT 2011"]
[Source "ChessBase"]
[SourceDate "2010.11.26"]
[SourceVersion "1"]
[SourceVersionDate "2010.11.26"]
[SourceQuality "1"]

1. d4 e6 2. Nc3 Bb4 3. Nf3 f5 4. h3 Nf6 5. g4 Ne4 6. gxf5 Nxc3 7. bxc3 Bxc3+ 8. Bd2 Bxd2+ 9. Nxd2 exf5 10. e4 d6 11. Bc4 Qf6 12. c3 Nd7 13. Qe2 f4 14. 0-0-0 Nb6 15. e5 Qe7 16. Qh5+ g6 17. Qf3 d5 18. Bxd5 Qa3+ 19. Kb1 Bf5+ 20. Ka1 Nxd5 0-1

[Event "Gasunie-open A"]
[Site "Groningen"]
[Date "1980.12.??"]
[Round "?"]
[White "Alberts, C."]
[Black "Boersma, Holly"]
[Result "1-0"]
[ECO "A02"]
[PlyCount "63"]
[EventDate "1980.12.??"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "NED"]
[SourceTitle "EXT 2011"]
[Source "ChessBase"]
[SourceDate "2010.11.26"]
[SourceVersion "1"]
[SourceVersionDate "2010.11.26"]
[SourceQuality "1"]

1. f4 e5 2. fxe5 d6 3. exd6 Bxd6 4. Nf3 g5 5. d4 g4 6. Ne5 Qf6 7. Be3 Ne7 8. Nc4 Nf5 9. Nxd6+ Qxd6 10. Qd2 Nc6 11. c3 Be6 12. Bf4 Qe7 13. e4 Bd5 14. e5 f6 15. Bb5 0-0-0 16. Na3 Nh4 17. Rg1 Bxg2 18. 0-0-0 Bf3 19. exf6 Qf7 20. Bc4 Qh5 21. Be6+ Kb8 22. Rde1 Ng6 23. Bg3 Qa5 24. h3 h5 25. Nc4 Qxa2 26. Bxc7+ Kxc7 27. Qh2+ Nge5 28. Nxe5 Qa1+ 29. Kc2 Qa4+ 30. Bb3 Qb5 31. Nxc6+ Kxc6 32. Re6+ 1-0

